D5796.id20186.diff
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	Index: sys/conf/files
	===================================================================
	--- sys/conf/files
	+++ sys/conf/files
	@@ -4096,6 +4096,9 @@
	ofed/drivers/net/mlx4/fw.c optional mlx4ib \| mlxen \
	no-depend obj-prefix "mlx4_" \
	compile-with "${OFED_C_NOIMP} -I$S/ofed/drivers/net/mlx4/"
	+ofed/drivers/net/mlx4/fw_qos.c optional mlx4ib \| mlxen \
	+ no-depend obj-prefix "mlx4_" \
	+ compile-with "${OFED_C_NOIMP} -I$S/ofed/drivers/net/mlx4/"
	ofed/drivers/net/mlx4/icm.c optional mlx4ib \| mlxen \
	no-depend obj-prefix "mlx4_" \
	compile-with "${OFED_C_NOIMP} -I$S/ofed/drivers/net/mlx4/"
	@@ -4135,9 +4138,6 @@
	ofed/drivers/net/mlx4/resource_tracker.c optional mlx4ib \| mlxen \
	no-depend obj-prefix "mlx4_" \
	compile-with "${OFED_C_NOIMP} -I$S/ofed/drivers/net/mlx4/"
	-ofed/drivers/net/mlx4/sys_tune.c optional mlx4ib \| mlxen \
	- no-depend obj-prefix "mlx4_" \
	- compile-with "${OFED_C_NOIMP} -I$S/ofed/drivers/net/mlx4/"

	ofed/drivers/net/mlx4/en_cq.c optional mlxen \
	no-depend obj-prefix "mlx4_" \
	Index: sys/modules/mlx4/Makefile
	===================================================================
	--- sys/modules/mlx4/Makefile
	+++ sys/modules/mlx4/Makefile
	@@ -5,9 +5,9 @@
	SRCS= device_if.h bus_if.h vnode_if.h pci_if.h \
	opt_inet.h opt_inet6.h \
	alloc.c catas.c cmd.c cq.c eq.c \
	- fw.c icm.c intf.c main.c mcg.c mr.c \
	+ fw.c fw_qos.c icm.c intf.c main.c mcg.c mr.c \
	pd.c port.c profile.c qp.c reset.c sense.c \
	- srq.c resource_tracker.c sys_tune.c
	+ srq.c resource_tracker.c

	CFLAGS+= -I${.CURDIR}/../../ofed/drivers/net/mlx4
	CFLAGS+= -I${.CURDIR}/../../ofed/include
	Index: sys/ofed/drivers/net/mlx4/alloc.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/alloc.c
	+++ sys/ofed/drivers/net/mlx4/alloc.c
	@@ -116,12 +116,12 @@
	spin_lock(&bitmap->lock);

	obj = find_aligned_range(bitmap->table, bitmap->last,
	- bitmap->max, cnt, align, skip_mask);
	+ bitmap->max, cnt, align, skip_mask);
	if (obj >= bitmap->max) {
	bitmap->top = (bitmap->top + bitmap->max + bitmap->reserved_top)
	& bitmap->mask;
	obj = find_aligned_range(bitmap->table, 0, bitmap->max,
	- cnt, align, skip_mask);
	+ cnt, align, skip_mask);
	}

	if (obj < bitmap->max) {
	@@ -148,6 +148,11 @@
	return bitmap->avail;
	}

	+static u32 mlx4_bitmap_masked_value(struct mlx4_bitmap *bitmap, u32 obj)
	+{
	+ return obj & (bitmap->max + bitmap->reserved_top - 1);
	+}
	+
	void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt,
	int use_rr)
	{
	@@ -167,23 +172,17 @@
	int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask,
	u32 reserved_bot, u32 reserved_top)
	{
	- /* sanity check */
	- if (num <= (u64)reserved_top + reserved_bot)
	- return -EINVAL;
	-
	/* num must be a power of 2 */
	if (num != roundup_pow_of_two(num))
	return -EINVAL;

	- if (reserved_bot + reserved_top >= num)
	- return -EINVAL;
	-
	bitmap->last = 0;
	bitmap->top = 0;
	bitmap->max = num - reserved_top;
	bitmap->mask = mask;
	bitmap->reserved_top = reserved_top;
	bitmap->avail = num - reserved_top - reserved_bot;
	+ bitmap->effective_len = bitmap->avail;
	spin_lock_init(&bitmap->lock);
	bitmap->table = kzalloc(BITS_TO_LONGS(bitmap->max) *
	sizeof (long), GFP_KERNEL);
	@@ -200,6 +199,382 @@
	kfree(bitmap->table);
	}

	+struct mlx4_zone_allocator {
	+ struct list_head entries;
	+ struct list_head prios;
	+ u32 last_uid;
	+ u32 mask;
	+ /* protect the zone_allocator from concurrent accesses */
	+ spinlock_t lock;
	+ enum mlx4_zone_alloc_flags flags;
	+};
	+
	+struct mlx4_zone_entry {
	+ struct list_head list;
	+ struct list_head prio_list;
	+ u32 uid;
	+ struct mlx4_zone_allocator *allocator;
	+ struct mlx4_bitmap *bitmap;
	+ int use_rr;
	+ int priority;
	+ int offset;
	+ enum mlx4_zone_flags flags;
	+};
	+
	+struct mlx4_zone_allocator *mlx4_zone_allocator_create(enum mlx4_zone_alloc_flags flags)
	+{
	+ struct mlx4_zone_allocator zones = kmalloc(sizeof(zones), GFP_KERNEL);
	+
	+ if (NULL == zones)
	+ return NULL;
	+
	+ INIT_LIST_HEAD(&zones->entries);
	+ INIT_LIST_HEAD(&zones->prios);
	+ spin_lock_init(&zones->lock);
	+ zones->last_uid = 0;
	+ zones->mask = 0;
	+ zones->flags = flags;
	+
	+ return zones;
	+}
	+
	+int mlx4_zone_add_one(struct mlx4_zone_allocator *zone_alloc,
	+ struct mlx4_bitmap *bitmap,
	+ u32 flags,
	+ int priority,
	+ int offset,
	+ u32 *puid)
	+{
	+ u32 mask = mlx4_bitmap_masked_value(bitmap, (u32)-1);
	+ struct mlx4_zone_entry *it;
	+ struct mlx4_zone_entry zone = kmalloc(sizeof(zone), GFP_KERNEL);
	+
	+ if (NULL == zone)
	+ return -ENOMEM;
	+
	+ zone->flags = flags;
	+ zone->bitmap = bitmap;
	+ zone->use_rr = (flags & MLX4_ZONE_USE_RR) ? MLX4_USE_RR : 0;
	+ zone->priority = priority;
	+ zone->offset = offset;
	+
	+ spin_lock(&zone_alloc->lock);
	+
	+ zone->uid = zone_alloc->last_uid++;
	+ zone->allocator = zone_alloc;
	+
	+ if (zone_alloc->mask < mask)
	+ zone_alloc->mask = mask;
	+
	+ list_for_each_entry(it, &zone_alloc->prios, prio_list)
	+ if (it->priority >= priority)
	+ break;
	+
	+ if (&it->prio_list == &zone_alloc->prios \|\| it->priority > priority)
	+ list_add_tail(&zone->prio_list, &it->prio_list);
	+ list_add_tail(&zone->list, &it->list);
	+
	+ spin_unlock(&zone_alloc->lock);
	+
	+ *puid = zone->uid;
	+
	+ return 0;
	+}
	+
	+/* Should be called under a lock */
	+static int __mlx4_zone_remove_one_entry(struct mlx4_zone_entry *entry)
	+{
	+ struct mlx4_zone_allocator *zone_alloc = entry->allocator;
	+
	+ if (!list_empty(&entry->prio_list)) {
	+ /* Check if we need to add an alternative node to the prio list */
	+ if (!list_is_last(&entry->list, &zone_alloc->entries)) {
	+ struct mlx4_zone_entry *next = list_first_entry(&entry->list,
	+ typeof(*next),
	+ list);
	+
	+ if (next->priority == entry->priority)
	+ list_add_tail(&next->prio_list, &entry->prio_list);
	+ }
	+
	+ list_del(&entry->prio_list);
	+ }
	+
	+ list_del(&entry->list);
	+
	+ if (zone_alloc->flags & MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP) {
	+ u32 mask = 0;
	+ struct mlx4_zone_entry *it;
	+
	+ list_for_each_entry(it, &zone_alloc->prios, prio_list) {
	+ u32 cur_mask = mlx4_bitmap_masked_value(it->bitmap, (u32)-1);
	+
	+ if (mask < cur_mask)
	+ mask = cur_mask;
	+ }
	+ zone_alloc->mask = mask;
	+ }
	+
	+ return 0;
	+}
	+
	+void mlx4_zone_allocator_destroy(struct mlx4_zone_allocator *zone_alloc)
	+{
	+ struct mlx4_zone_entry zone, tmp;
	+
	+ spin_lock(&zone_alloc->lock);
	+
	+ list_for_each_entry_safe(zone, tmp, &zone_alloc->entries, list) {
	+ list_del(&zone->list);
	+ list_del(&zone->prio_list);
	+ kfree(zone);
	+ }
	+
	+ spin_unlock(&zone_alloc->lock);
	+ kfree(zone_alloc);
	+}
	+
	+/* Should be called under a lock */
	+static u32 __mlx4_alloc_from_zone(struct mlx4_zone_entry *zone, int count,
	+ int align, u32 skip_mask, u32 *puid)
	+{
	+ u32 uid = 0;
	+ u32 res;
	+ struct mlx4_zone_allocator *zone_alloc = zone->allocator;
	+ struct mlx4_zone_entry *curr_node;
	+
	+ res = mlx4_bitmap_alloc_range(zone->bitmap, count,
	+ align, skip_mask);
	+
	+ if (res != (u32)-1) {
	+ res += zone->offset;
	+ uid = zone->uid;
	+ goto out;
	+ }
	+
	+ list_for_each_entry(curr_node, &zone_alloc->prios, prio_list) {
	+ if (unlikely(curr_node->priority == zone->priority))
	+ break;
	+ }
	+
	+ if (zone->flags & MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO) {
	+ struct mlx4_zone_entry *it = curr_node;
	+
	+ list_for_each_entry_continue_reverse(it, &zone_alloc->entries, list) {
	+ res = mlx4_bitmap_alloc_range(it->bitmap, count,
	+ align, skip_mask);
	+ if (res != (u32)-1) {
	+ res += it->offset;
	+ uid = it->uid;
	+ goto out;
	+ }
	+ }
	+ }
	+
	+ if (zone->flags & MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO) {
	+ struct mlx4_zone_entry *it = curr_node;
	+
	+ list_for_each_entry_from(it, &zone_alloc->entries, list) {
	+ if (unlikely(it == zone))
	+ continue;
	+
	+ if (unlikely(it->priority != curr_node->priority))
	+ break;
	+
	+ res = mlx4_bitmap_alloc_range(it->bitmap, count,
	+ align, skip_mask);
	+ if (res != (u32)-1) {
	+ res += it->offset;
	+ uid = it->uid;
	+ goto out;
	+ }
	+ }
	+ }
	+
	+ if (zone->flags & MLX4_ZONE_FALLBACK_TO_HIGHER_PRIO) {
	+ if (list_is_last(&curr_node->prio_list, &zone_alloc->prios))
	+ goto out;
	+
	+ curr_node = list_first_entry(&curr_node->prio_list,
	+ typeof(*curr_node),
	+ prio_list);
	+
	+ list_for_each_entry_from(curr_node, &zone_alloc->entries, list) {
	+ res = mlx4_bitmap_alloc_range(curr_node->bitmap, count,
	+ align, skip_mask);
	+ if (res != (u32)-1) {
	+ res += curr_node->offset;
	+ uid = curr_node->uid;
	+ goto out;
	+ }
	+ }
	+ }
	+
	+out:
	+ if (NULL != puid && res != (u32)-1)
	+ *puid = uid;
	+ return res;
	+}
	+
	+/* Should be called under a lock */
	+static void __mlx4_free_from_zone(struct mlx4_zone_entry *zone, u32 obj,
	+ u32 count)
	+{
	+ mlx4_bitmap_free_range(zone->bitmap, obj - zone->offset, count, zone->use_rr);
	+}
	+
	+/* Should be called under a lock */
	+static struct mlx4_zone_entry *__mlx4_find_zone_by_uid(
	+ struct mlx4_zone_allocator *zones, u32 uid)
	+{
	+ struct mlx4_zone_entry *zone;
	+
	+ list_for_each_entry(zone, &zones->entries, list) {
	+ if (zone->uid == uid)
	+ return zone;
	+ }
	+
	+ return NULL;
	+}
	+
	+struct mlx4_bitmap mlx4_zone_get_bitmap(struct mlx4_zone_allocator zones, u32 uid)
	+{
	+ struct mlx4_zone_entry *zone;
	+ struct mlx4_bitmap *bitmap;
	+
	+ spin_lock(&zones->lock);
	+
	+ zone = __mlx4_find_zone_by_uid(zones, uid);
	+
	+ bitmap = zone == NULL ? NULL : zone->bitmap;
	+
	+ spin_unlock(&zones->lock);
	+
	+ return bitmap;
	+}
	+
	+int mlx4_zone_remove_one(struct mlx4_zone_allocator *zones, u32 uid)
	+{
	+ struct mlx4_zone_entry *zone;
	+ int res;
	+
	+ spin_lock(&zones->lock);
	+
	+ zone = __mlx4_find_zone_by_uid(zones, uid);
	+
	+ if (NULL == zone) {
	+ res = -1;
	+ goto out;
	+ }
	+
	+ res = __mlx4_zone_remove_one_entry(zone);
	+
	+out:
	+ spin_unlock(&zones->lock);
	+ kfree(zone);
	+
	+ return res;
	+}
	+
	+/* Should be called under a lock */
	+static struct mlx4_zone_entry *__mlx4_find_zone_by_uid_unique(
	+ struct mlx4_zone_allocator *zones, u32 obj)
	+{
	+ struct mlx4_zone_entry zone, zone_candidate = NULL;
	+ u32 dist = (u32)-1;
	+
	+ /* Search for the smallest zone that this obj could be
	+ * allocated from. This is done in order to handle
	+ * situations when small bitmaps are allocated from bigger
	+ * bitmaps (and the allocated space is marked as reserved in
	+ * the bigger bitmap.
	+ */
	+ list_for_each_entry(zone, &zones->entries, list) {
	+ if (obj >= zone->offset) {
	+ u32 mobj = (obj - zone->offset) & zones->mask;
	+
	+ if (mobj < zone->bitmap->max) {
	+ u32 curr_dist = zone->bitmap->effective_len;
	+
	+ if (curr_dist < dist) {
	+ dist = curr_dist;
	+ zone_candidate = zone;
	+ }
	+ }
	+ }
	+ }
	+
	+ return zone_candidate;
	+}
	+
	+u32 mlx4_zone_alloc_entries(struct mlx4_zone_allocator *zones, u32 uid, int count,
	+ int align, u32 skip_mask, u32 *puid)
	+{
	+ struct mlx4_zone_entry *zone;
	+ int res = -1;
	+
	+ spin_lock(&zones->lock);
	+
	+ zone = __mlx4_find_zone_by_uid(zones, uid);
	+
	+ if (NULL == zone)
	+ goto out;
	+
	+ res = __mlx4_alloc_from_zone(zone, count, align, skip_mask, puid);
	+
	+out:
	+ spin_unlock(&zones->lock);
	+
	+ return res;
	+}
	+
	+u32 mlx4_zone_free_entries(struct mlx4_zone_allocator *zones, u32 uid, u32 obj, u32 count)
	+{
	+ struct mlx4_zone_entry *zone;
	+ int res = 0;
	+
	+ spin_lock(&zones->lock);
	+
	+ zone = __mlx4_find_zone_by_uid(zones, uid);
	+
	+ if (NULL == zone) {
	+ res = -1;
	+ goto out;
	+ }
	+
	+ __mlx4_free_from_zone(zone, obj, count);
	+
	+out:
	+ spin_unlock(&zones->lock);
	+
	+ return res;
	+}
	+
	+u32 mlx4_zone_free_entries_unique(struct mlx4_zone_allocator *zones, u32 obj, u32 count)
	+{
	+ struct mlx4_zone_entry *zone;
	+ int res;
	+
	+ if (!(zones->flags & MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP))
	+ return -EFAULT;
	+
	+ spin_lock(&zones->lock);
	+
	+ zone = __mlx4_find_zone_by_uid_unique(zones, obj);
	+
	+ if (NULL == zone) {
	+ res = -1;
	+ goto out;
	+ }
	+
	+ __mlx4_free_from_zone(zone, obj, count);
	+ res = 0;
	+
	+out:
	+ spin_unlock(&zones->lock);
	+
	+ return res;
	+}
	/*
	* Handling for queue buffers -- we allocate a bunch of memory and
	* register it in a memory region at HCA virtual address 0. If the
	@@ -208,7 +583,7 @@
	*/

	int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
	- struct mlx4_buf *buf)
	+ struct mlx4_buf *buf, gfp_t gfp)
	{
	dma_addr_t t;

	@@ -216,8 +591,8 @@
	buf->nbufs = 1;
	buf->npages = 1;
	buf->page_shift = get_order(size) + PAGE_SHIFT;
	- buf->direct.buf = dma_alloc_coherent(&dev->pdev->dev,
	- size, &t, GFP_KERNEL);
	+ buf->direct.buf = dma_alloc_coherent(&dev->persist->pdev->dev,
	+ size, &t, gfp);
	if (!buf->direct.buf)
	return -ENOMEM;

	@@ -237,14 +612,15 @@
	buf->npages = buf->nbufs;
	buf->page_shift = PAGE_SHIFT;
	buf->page_list = kcalloc(buf->nbufs, sizeof(*buf->page_list),
	- GFP_KERNEL);
	+ gfp);
	if (!buf->page_list)
	return -ENOMEM;

	for (i = 0; i < buf->nbufs; ++i) {
	buf->page_list[i].buf =
	- dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE,
	- &t, GFP_KERNEL);
	+ dma_alloc_coherent(&dev->persist->pdev->dev,
	+ PAGE_SIZE,
	+ &t, gfp);
	if (!buf->page_list[i].buf)
	goto err_free;

	@@ -255,7 +631,7 @@

	if (BITS_PER_LONG == 64) {
	struct page **pages;
	- pages = kmalloc(sizeof pages buf->nbufs, GFP_KERNEL);
	+ pages = kmalloc(sizeof pages buf->nbufs, gfp);
	if (!pages)
	goto err_free;
	for (i = 0; i < buf->nbufs; ++i)
	@@ -281,15 +657,17 @@
	int i;

	if (buf->nbufs == 1)
	- dma_free_coherent(&dev->pdev->dev, size, buf->direct.buf,
	+ dma_free_coherent(&dev->persist->pdev->dev, size,
	+ buf->direct.buf,
	buf->direct.map);
	else {
	- if (BITS_PER_LONG == 64 && buf->direct.buf)
	+ if (BITS_PER_LONG == 64)
	vunmap(buf->direct.buf);

	for (i = 0; i < buf->nbufs; ++i)
	if (buf->page_list[i].buf)
	- dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
	+ dma_free_coherent(&dev->persist->pdev->dev,
	+ PAGE_SIZE,
	buf->page_list[i].buf,
	buf->page_list[i].map);
	kfree(buf->page_list);
	@@ -297,11 +675,12 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_buf_free);

	-static struct mlx4_db_pgdir mlx4_alloc_db_pgdir(struct device dma_device)
	+static struct mlx4_db_pgdir mlx4_alloc_db_pgdir(struct device dma_device,
	+ gfp_t gfp)
	{
	struct mlx4_db_pgdir *pgdir;

	- pgdir = kzalloc(sizeof *pgdir, GFP_KERNEL);
	+ pgdir = kzalloc(sizeof *pgdir, gfp);
	if (!pgdir)
	return NULL;

	@@ -309,7 +688,7 @@
	pgdir->bits[0] = pgdir->order0;
	pgdir->bits[1] = pgdir->order1;
	pgdir->db_page = dma_alloc_coherent(dma_device, PAGE_SIZE,
	- &pgdir->db_dma, GFP_KERNEL);
	+ &pgdir->db_dma, gfp);
	if (!pgdir->db_page) {
	kfree(pgdir);
	return NULL;
	@@ -349,7 +728,7 @@
	return 0;
	}

	-int mlx4_db_alloc(struct mlx4_dev dev, struct mlx4_db db, int order)
	+int mlx4_db_alloc(struct mlx4_dev dev, struct mlx4_db db, int order, gfp_t gfp)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_db_pgdir *pgdir;
	@@ -361,7 +740,7 @@
	if (!mlx4_alloc_db_from_pgdir(pgdir, db, order))
	goto out;

	- pgdir = mlx4_alloc_db_pgdir(&(dev->pdev->dev));
	+ pgdir = mlx4_alloc_db_pgdir(&dev->persist->pdev->dev, gfp);
	if (!pgdir) {
	ret = -ENOMEM;
	goto out;
	@@ -398,7 +777,7 @@
	set_bit(i, db->u.pgdir->bits[o]);

	if (bitmap_full(db->u.pgdir->order1, MLX4_DB_PER_PAGE / 2)) {
	- dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
	+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
	db->u.pgdir->db_page, db->u.pgdir->db_dma);
	list_del(&db->u.pgdir->list);
	kfree(db->u.pgdir);
	@@ -413,13 +792,13 @@
	{
	int err;

	- err = mlx4_db_alloc(dev, &wqres->db, 1);
	+ err = mlx4_db_alloc(dev, &wqres->db, 1, GFP_KERNEL);
	if (err)
	return err;

	*wqres->db.db = 0;

	- err = mlx4_buf_alloc(dev, size, max_direct, &wqres->buf);
	+ err = mlx4_buf_alloc(dev, size, max_direct, &wqres->buf, GFP_KERNEL);
	if (err)
	goto err_db;

	@@ -428,7 +807,7 @@
	if (err)
	goto err_buf;

	- err = mlx4_buf_write_mtt(dev, &wqres->mtt, &wqres->buf);
	+ err = mlx4_buf_write_mtt(dev, &wqres->mtt, &wqres->buf, GFP_KERNEL);
	if (err)
	goto err_mtt;

	Index: sys/ofed/drivers/net/mlx4/catas.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/catas.c
	+++ sys/ofed/drivers/net/mlx4/catas.c
	@@ -42,16 +42,177 @@

	#define MLX4_CATAS_POLL_INTERVAL (5 * HZ)

	-static DEFINE_SPINLOCK(catas_lock);

	-static LIST_HEAD(catas_list);
	-static struct work_struct catas_work;

	-static int internal_err_reset = 1;
	-module_param(internal_err_reset, int, 0644);
	+int mlx4_internal_err_reset = 1;
	+module_param_named(internal_err_reset, mlx4_internal_err_reset, int, 0644);
	MODULE_PARM_DESC(internal_err_reset,
	- "Reset device on internal errors if non-zero"
	- " (default 1, in SRIOV mode default is 0)");
	+ "Reset device on internal errors if non-zero (default 1)");
	+
	+static int read_vendor_id(struct mlx4_dev *dev)
	+{
	+ u16 vendor_id = 0;
	+ int ret;
	+
	+ ret = pci_read_config_word(dev->persist->pdev, 0, &vendor_id);
	+ if (ret) {
	+ mlx4_err(dev, "Failed to read vendor ID, ret=%d\n", ret);
	+ return ret;
	+ }
	+
	+ if (vendor_id == 0xffff) {
	+ mlx4_err(dev, "PCI can't be accessed to read vendor id\n");
	+ return -EINVAL;
	+ }
	+
	+ return 0;
	+}
	+
	+static int mlx4_reset_master(struct mlx4_dev *dev)
	+{
	+ int err = 0;
	+
	+ if (mlx4_is_master(dev))
	+ mlx4_report_internal_err_comm_event(dev);
	+
	+ if (!pci_channel_offline(dev->persist->pdev)) {
	+ err = read_vendor_id(dev);
	+ /* If PCI can't be accessed to read vendor ID we assume that its
	+ * link was disabled and chip was already reset.
	+ */
	+ if (err)
	+ return 0;
	+
	+ err = mlx4_reset(dev);
	+ if (err)
	+ mlx4_err(dev, "Fail to reset HCA\n");
	+ }
	+
	+ return err;
	+}
	+
	+static int mlx4_reset_slave(struct mlx4_dev *dev)
	+{
	+#define COM_CHAN_RST_REQ_OFFSET 0x10
	+#define COM_CHAN_RST_ACK_OFFSET 0x08
	+
	+ u32 comm_flags;
	+ u32 rst_req;
	+ u32 rst_ack;
	+ unsigned long end;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (pci_channel_offline(dev->persist->pdev))
	+ return 0;
	+
	+ comm_flags = swab32(readl((__iomem char *)priv->mfunc.comm +
	+ MLX4_COMM_CHAN_FLAGS));
	+ if (comm_flags == 0xffffffff) {
	+ mlx4_err(dev, "VF reset is not needed\n");
	+ return 0;
	+ }
	+
	+ if (!(dev->caps.vf_caps & MLX4_VF_CAP_FLAG_RESET)) {
	+ mlx4_err(dev, "VF reset is not supported\n");
	+ return -EOPNOTSUPP;
	+ }
	+
	+ rst_req = (comm_flags & (u32)(1 << COM_CHAN_RST_REQ_OFFSET)) >>
	+ COM_CHAN_RST_REQ_OFFSET;
	+ rst_ack = (comm_flags & (u32)(1 << COM_CHAN_RST_ACK_OFFSET)) >>
	+ COM_CHAN_RST_ACK_OFFSET;
	+ if (rst_req != rst_ack) {
	+ mlx4_err(dev, "Communication channel isn't sync, fail to send reset\n");
	+ return -EIO;
	+ }
	+
	+ rst_req ^= 1;
	+ mlx4_warn(dev, "VF is sending reset request to Firmware\n");
	+ comm_flags = rst_req << COM_CHAN_RST_REQ_OFFSET;
	+ __raw_writel((__force u32)cpu_to_be32(comm_flags),
	+ (__iomem char *)priv->mfunc.comm + MLX4_COMM_CHAN_FLAGS);
	+ /* Make sure that our comm channel write doesn't
	+ * get mixed in with writes from another CPU.
	+ */
	+ mmiowb();
	+
	+ end = msecs_to_jiffies(MLX4_COMM_TIME) + jiffies;
	+ while (time_before(jiffies, end)) {
	+ comm_flags = swab32(readl((__iomem char *)priv->mfunc.comm +
	+ MLX4_COMM_CHAN_FLAGS));
	+ rst_ack = (comm_flags & (u32)(1 << COM_CHAN_RST_ACK_OFFSET)) >>
	+ COM_CHAN_RST_ACK_OFFSET;
	+
	+ /* Reading rst_req again since the communication channel can
	+ * be reset at any time by the PF and all its bits will be
	+ * set to zero.
	+ */
	+ rst_req = (comm_flags & (u32)(1 << COM_CHAN_RST_REQ_OFFSET)) >>
	+ COM_CHAN_RST_REQ_OFFSET;
	+
	+ if (rst_ack == rst_req) {
	+ mlx4_warn(dev, "VF Reset succeed\n");
	+ return 0;
	+ }
	+ cond_resched();
	+ }
	+ mlx4_err(dev, "Fail to send reset over the communication channel\n");
	+ return -ETIMEDOUT;
	+}
	+
	+static int mlx4_comm_internal_err(u32 slave_read)
	+{
	+ return (u32)COMM_CHAN_EVENT_INTERNAL_ERR ==
	+ (slave_read & (u32)COMM_CHAN_EVENT_INTERNAL_ERR) ? 1 : 0;
	+}
	+
	+void mlx4_enter_error_state(struct mlx4_dev_persistent *persist)
	+{
	+ int err;
	+ struct mlx4_dev *dev;
	+
	+ if (!mlx4_internal_err_reset)
	+ return;
	+
	+ mutex_lock(&persist->device_state_mutex);
	+ if (persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ goto out;
	+
	+ dev = persist->dev;
	+ mlx4_err(dev, "device is going to be reset\n");
	+ if (mlx4_is_slave(dev))
	+ err = mlx4_reset_slave(dev);
	+ else
	+ err = mlx4_reset_master(dev);
	+ BUG_ON(err != 0);
	+
	+ dev->persist->state \|= MLX4_DEVICE_STATE_INTERNAL_ERROR;
	+ mlx4_err(dev, "device was reset successfully\n");
	+ mutex_unlock(&persist->device_state_mutex);
	+
	+ /* At that step HW was already reset, now notify clients */
	+ mlx4_dispatch_event(dev, MLX4_DEV_EVENT_CATASTROPHIC_ERROR, 0);
	+ mlx4_cmd_wake_completions(dev);
	+ return;
	+
	+out:
	+ mutex_unlock(&persist->device_state_mutex);
	+}
	+
	+static void mlx4_handle_error_state(struct mlx4_dev_persistent *persist)
	+{
	+ int err = 0;
	+
	+ mlx4_enter_error_state(persist);
	+ mutex_lock(&persist->interface_state_mutex);
	+ if (persist->interface_state & MLX4_INTERFACE_STATE_UP &&
	+ !(persist->interface_state & MLX4_INTERFACE_STATE_DELETION)) {
	+ err = mlx4_restart_one(persist->pdev);
	+ mlx4_info(persist->dev, "mlx4_restart_one was ended, ret=%d\n",
	+ err);
	+ }
	+ mutex_unlock(&persist->interface_state_mutex);
	+}

	static void dump_err_buf(struct mlx4_dev *dev)
	{
	@@ -69,58 +230,40 @@
	{
	struct mlx4_dev dev = (struct mlx4_dev ) dev_ptr;
	struct mlx4_priv *priv = mlx4_priv(dev);
	+ u32 slave_read;

	- if (readl(priv->catas_err.map)) {
	- /* If the device is off-line, we cannot try to recover it */
	- if (pci_channel_offline(dev->pdev))
	- mod_timer(&priv->catas_err.timer,
	- round_jiffies(jiffies + MLX4_CATAS_POLL_INTERVAL));
	- else {
	- dump_err_buf(dev);
	- mlx4_dispatch_event(dev, MLX4_DEV_EVENT_CATASTROPHIC_ERROR, 0);
	-
	- if (internal_err_reset) {
	- spin_lock(&catas_lock);
	- list_add(&priv->catas_err.list, &catas_list);
	- spin_unlock(&catas_lock);
	-
	- queue_work(mlx4_wq, &catas_work);
	- }
	+ if (mlx4_is_slave(dev)) {
	+ slave_read = swab32(readl(&priv->mfunc.comm->slave_read));
	+ if (mlx4_comm_internal_err(slave_read)) {
	+ mlx4_warn(dev, "Internal error detected on the communication channel\n");
	+ goto internal_err;
	}
	- } else
	- mod_timer(&priv->catas_err.timer,
	- round_jiffies(jiffies + MLX4_CATAS_POLL_INTERVAL));
	+ } else if (readl(priv->catas_err.map)) {
	+ dump_err_buf(dev);
	+ goto internal_err;
	+ }
	+
	+ if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR) {
	+ mlx4_warn(dev, "Internal error mark was detected on device\n");
	+ goto internal_err;
	+ }
	+
	+ mod_timer(&priv->catas_err.timer,
	+ round_jiffies(jiffies + MLX4_CATAS_POLL_INTERVAL));
	+ return;
	+
	+internal_err:
	+ if (mlx4_internal_err_reset)
	+ queue_work(dev->persist->catas_wq, &dev->persist->catas_work);
	}

	static void catas_reset(struct work_struct *work)
	{
	- struct mlx4_priv priv, tmppriv;
	- struct mlx4_dev *dev;
	-
	- LIST_HEAD(tlist);
	- int ret;
	+ struct mlx4_dev_persistent *persist =
	+ container_of(work, struct mlx4_dev_persistent,
	+ catas_work);

	- spin_lock_irq(&catas_lock);
	- list_splice_init(&catas_list, &tlist);
	- spin_unlock_irq(&catas_lock);
	-
	- list_for_each_entry_safe(priv, tmppriv, &tlist, catas_err.list) {
	- struct pci_dev *pdev = priv->dev.pdev;
	-
	- /* If the device is off-line, we cannot reset it */
	- if (pci_channel_offline(pdev))
	- continue;
	-
	- ret = mlx4_restart_one(priv->dev.pdev);
	- /* 'priv' now is not valid */
	- if (ret)
	- pr_err("mlx4 %s: Reset failed (%d)\n",
	- pci_name(pdev), ret);
	- else {
	- dev = pci_get_drvdata(pdev);
	- mlx4_dbg(dev, "Reset succeeded\n");
	- }
	- }
	+ mlx4_handle_error_state(persist);
	}

	void mlx4_start_catas_poll(struct mlx4_dev *dev)
	@@ -128,22 +271,21 @@
	struct mlx4_priv *priv = mlx4_priv(dev);
	phys_addr_t addr;

	- /If we are in SRIOV the default of the module param must be 0/
	- if (mlx4_is_mfunc(dev))
	- internal_err_reset = 0;
	-
	INIT_LIST_HEAD(&priv->catas_err.list);
	init_timer(&priv->catas_err.timer);
	priv->catas_err.map = NULL;

	- addr = pci_resource_start(dev->pdev, priv->fw.catas_bar) +
	- priv->fw.catas_offset;
	+ if (!mlx4_is_slave(dev)) {
	+ addr = pci_resource_start(dev->persist->pdev,
	+ priv->fw.catas_bar) +
	+ priv->fw.catas_offset;

	- priv->catas_err.map = ioremap(addr, priv->fw.catas_size * 4);
	- if (!priv->catas_err.map) {
	- mlx4_warn(dev, "Failed to map internal error buffer at 0x%llx\n",
	- (unsigned long long) addr);
	- return;
	+ priv->catas_err.map = ioremap(addr, priv->fw.catas_size * 4);
	+ if (!priv->catas_err.map) {
	+ mlx4_warn(dev, "Failed to map internal error buffer at 0x%llx\n",
	+ (unsigned long long)addr);
	+ return;
	+ }
	}

	priv->catas_err.timer.data = (unsigned long) dev;
	@@ -164,12 +306,24 @@
	priv->catas_err.map = NULL;
	}

	- spin_lock_irq(&catas_lock);
	- list_del_init(&priv->catas_err.list);
	- spin_unlock_irq(&catas_lock);
	+ if (dev->persist->interface_state & MLX4_INTERFACE_STATE_DELETION)
	+ flush_workqueue(dev->persist->catas_wq);
	}

	-void __init mlx4_catas_init(void)
	+int mlx4_catas_init(struct mlx4_dev *dev)
	{
	- INIT_WORK(&catas_work, catas_reset);
	+ INIT_WORK(&dev->persist->catas_work, catas_reset);
	+ dev->persist->catas_wq = create_singlethread_workqueue("mlx4_health");
	+ if (!dev->persist->catas_wq)
	+ return -ENOMEM;
	+
	+ return 0;
	+}
	+
	+void mlx4_catas_end(struct mlx4_dev *dev)
	+{
	+ if (dev->persist->catas_wq) {
	+ destroy_workqueue(dev->persist->catas_wq);
	+ dev->persist->catas_wq = NULL;
	+ }
	}
	Index: sys/ofed/drivers/net/mlx4/cmd.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/cmd.c
	+++ sys/ofed/drivers/net/mlx4/cmd.c
	@@ -37,6 +37,7 @@
	#include <linux/module.h>
	#include <linux/pci.h>
	#include <linux/errno.h>
	+#include <linux/delay.h>

	#include <linux/mlx4/cmd.h>
	#include <linux/mlx4/device.h>
	@@ -48,6 +49,7 @@

	#include "mlx4.h"
	#include "fw.h"
	+#include "fw_qos.h"

	#define CMD_POLL_TOKEN 0xffff
	#define INBOX_MASK 0xffffffffffffff00ULL
	@@ -163,131 +165,6 @@
	return trans_table[status];
	}

	-static const char *cmd_to_str(u16 cmd)
	-{
	- switch (cmd) {
	- case MLX4_CMD_SYS_EN: return "SYS_EN";
	- case MLX4_CMD_SYS_DIS: return "SYS_DIS";
	- case MLX4_CMD_MAP_FA: return "MAP_FA";
	- case MLX4_CMD_UNMAP_FA: return "UNMAP_FA";
	- case MLX4_CMD_RUN_FW: return "RUN_FW";
	- case MLX4_CMD_MOD_STAT_CFG: return "MOD_STAT_CFG";
	- case MLX4_CMD_QUERY_DEV_CAP: return "QUERY_DEV_CAP";
	- case MLX4_CMD_QUERY_FW: return "QUERY_FW";
	- case MLX4_CMD_ENABLE_LAM: return "ENABLE_LAM";
	- case MLX4_CMD_DISABLE_LAM: return "DISABLE_LAM";
	- case MLX4_CMD_QUERY_DDR: return "QUERY_DDR";
	- case MLX4_CMD_QUERY_ADAPTER: return "QUERY_ADAPTER";
	- case MLX4_CMD_INIT_HCA: return "INIT_HCA";
	- case MLX4_CMD_CLOSE_HCA: return "CLOSE_HCA";
	- case MLX4_CMD_INIT_PORT: return "INIT_PORT";
	- case MLX4_CMD_CLOSE_PORT: return "CLOSE_PORT";
	- case MLX4_CMD_QUERY_HCA: return "QUERY_HCA";
	- case MLX4_CMD_QUERY_PORT: return "QUERY_PORT";
	- case MLX4_CMD_SENSE_PORT: return "SENSE_PORT";
	- case MLX4_CMD_HW_HEALTH_CHECK: return "HW_HEALTH_CHECK";
	- case MLX4_CMD_SET_PORT: return "SET_PORT";
	- case MLX4_CMD_SET_NODE: return "SET_NODE";
	- case MLX4_CMD_QUERY_FUNC: return "QUERY_FUNC";
	- case MLX4_CMD_MAP_ICM: return "MAP_ICM";
	- case MLX4_CMD_UNMAP_ICM: return "UNMAP_ICM";
	- case MLX4_CMD_MAP_ICM_AUX: return "MAP_ICM_AUX";
	- case MLX4_CMD_UNMAP_ICM_AUX: return "UNMAP_ICM_AUX";
	- case MLX4_CMD_SET_ICM_SIZE: return "SET_ICM_SIZE";
	- /master notify fw on finish for slave's flr/
	- case MLX4_CMD_INFORM_FLR_DONE: return "INFORM_FLR_DONE";
	- case MLX4_CMD_GET_OP_REQ: return "GET_OP_REQ";
	-
	- /* TPT commands */
	- case MLX4_CMD_SW2HW_MPT: return "SW2HW_MPT";
	- case MLX4_CMD_QUERY_MPT: return "QUERY_MPT";
	- case MLX4_CMD_HW2SW_MPT: return "HW2SW_MPT";
	- case MLX4_CMD_READ_MTT: return "READ_MTT";
	- case MLX4_CMD_WRITE_MTT: return "WRITE_MTT";
	- case MLX4_CMD_SYNC_TPT: return "SYNC_TPT";
	-
	- /* EQ commands */
	- case MLX4_CMD_MAP_EQ: return "MAP_EQ";
	- case MLX4_CMD_SW2HW_EQ: return "SW2HW_EQ";
	- case MLX4_CMD_HW2SW_EQ: return "HW2SW_EQ";
	- case MLX4_CMD_QUERY_EQ: return "QUERY_EQ";
	-
	- /* CQ commands */
	- case MLX4_CMD_SW2HW_CQ: return "SW2HW_CQ";
	- case MLX4_CMD_HW2SW_CQ: return "HW2SW_CQ";
	- case MLX4_CMD_QUERY_CQ: return "QUERY_CQ:";
	- case MLX4_CMD_MODIFY_CQ: return "MODIFY_CQ:";
	-
	- /* SRQ commands */
	- case MLX4_CMD_SW2HW_SRQ: return "SW2HW_SRQ";
	- case MLX4_CMD_HW2SW_SRQ: return "HW2SW_SRQ";
	- case MLX4_CMD_QUERY_SRQ: return "QUERY_SRQ";
	- case MLX4_CMD_ARM_SRQ: return "ARM_SRQ";
	-
	- /* QP/EE commands */
	- case MLX4_CMD_RST2INIT_QP: return "RST2INIT_QP";
	- case MLX4_CMD_INIT2RTR_QP: return "INIT2RTR_QP";
	- case MLX4_CMD_RTR2RTS_QP: return "RTR2RTS_QP";
	- case MLX4_CMD_RTS2RTS_QP: return "RTS2RTS_QP";
	- case MLX4_CMD_SQERR2RTS_QP: return "SQERR2RTS_QP";
	- case MLX4_CMD_2ERR_QP: return "2ERR_QP";
	- case MLX4_CMD_RTS2SQD_QP: return "RTS2SQD_QP";
	- case MLX4_CMD_SQD2SQD_QP: return "SQD2SQD_QP";
	- case MLX4_CMD_SQD2RTS_QP: return "SQD2RTS_QP";
	- case MLX4_CMD_2RST_QP: return "2RST_QP";
	- case MLX4_CMD_QUERY_QP: return "QUERY_QP";
	- case MLX4_CMD_INIT2INIT_QP: return "INIT2INIT_QP";
	- case MLX4_CMD_SUSPEND_QP: return "SUSPEND_QP";
	- case MLX4_CMD_UNSUSPEND_QP: return "UNSUSPEND_QP";
	- /* special QP and management commands */
	- case MLX4_CMD_CONF_SPECIAL_QP: return "CONF_SPECIAL_QP";
	- case MLX4_CMD_MAD_IFC: return "MAD_IFC";
	-
	- /* multicast commands */
	- case MLX4_CMD_READ_MCG: return "READ_MCG";
	- case MLX4_CMD_WRITE_MCG: return "WRITE_MCG";
	- case MLX4_CMD_MGID_HASH: return "MGID_HASH";
	-
	- /* miscellaneous commands */
	- case MLX4_CMD_DIAG_RPRT: return "DIAG_RPRT";
	- case MLX4_CMD_NOP: return "NOP";
	- case MLX4_CMD_ACCESS_MEM: return "ACCESS_MEM";
	- case MLX4_CMD_SET_VEP: return "SET_VEP";
	-
	- /* Ethernet specific commands */
	- case MLX4_CMD_SET_VLAN_FLTR: return "SET_VLAN_FLTR";
	- case MLX4_CMD_SET_MCAST_FLTR: return "SET_MCAST_FLTR";
	- case MLX4_CMD_DUMP_ETH_STATS: return "DUMP_ETH_STATS";
	-
	- /* Communication channel commands */
	- case MLX4_CMD_ARM_COMM_CHANNEL: return "ARM_COMM_CHANNEL";
	- case MLX4_CMD_GEN_EQE: return "GEN_EQE";
	-
	- /* virtual commands */
	- case MLX4_CMD_ALLOC_RES: return "ALLOC_RES";
	- case MLX4_CMD_FREE_RES: return "FREE_RES";
	- case MLX4_CMD_MCAST_ATTACH: return "MCAST_ATTACH";
	- case MLX4_CMD_UCAST_ATTACH: return "UCAST_ATTACH";
	- case MLX4_CMD_PROMISC: return "PROMISC";
	- case MLX4_CMD_QUERY_FUNC_CAP: return "QUERY_FUNC_CAP";
	- case MLX4_CMD_QP_ATTACH: return "QP_ATTACH";
	-
	- /* debug commands */
	- case MLX4_CMD_QUERY_DEBUG_MSG: return "QUERY_DEBUG_MSG";
	- case MLX4_CMD_SET_DEBUG_MSG: return "SET_DEBUG_MSG";
	-
	- /* statistics commands */
	- case MLX4_CMD_QUERY_IF_STAT: return "QUERY_IF_STAT";
	- case MLX4_CMD_SET_IF_STAT: return "SET_IF_STAT";
	-
	- /* register/delete flow steering network rules */
	- case MLX4_QP_FLOW_STEERING_ATTACH: return "QP_FLOW_STEERING_ATTACH";
	- case MLX4_QP_FLOW_STEERING_DETACH: return "QP_FLOW_STEERING_DETACH";
	- case MLX4_FLOW_STEERING_IB_UC_QP_RANGE: return "FLOW_STEERING_IB_UC_QP_RANGE";
	- default: return "OTHER";
	- }
	-}
	-
	static u8 mlx4_errno_to_status(int errno)
	{
	switch (errno) {
	@@ -308,6 +185,72 @@
	}
	}

	+static int mlx4_internal_err_ret_value(struct mlx4_dev *dev, u16 op,
	+ u8 op_modifier)
	+{
	+ switch (op) {
	+ case MLX4_CMD_UNMAP_ICM:
	+ case MLX4_CMD_UNMAP_ICM_AUX:
	+ case MLX4_CMD_UNMAP_FA:
	+ case MLX4_CMD_2RST_QP:
	+ case MLX4_CMD_HW2SW_EQ:
	+ case MLX4_CMD_HW2SW_CQ:
	+ case MLX4_CMD_HW2SW_SRQ:
	+ case MLX4_CMD_HW2SW_MPT:
	+ case MLX4_CMD_CLOSE_HCA:
	+ case MLX4_QP_FLOW_STEERING_DETACH:
	+ case MLX4_CMD_FREE_RES:
	+ case MLX4_CMD_CLOSE_PORT:
	+ return CMD_STAT_OK;
	+
	+ case MLX4_CMD_QP_ATTACH:
	+ /* On Detach case return success */
	+ if (op_modifier == 0)
	+ return CMD_STAT_OK;
	+ return mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	+
	+ default:
	+ return mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	+ }
	+}
	+
	+static int mlx4_closing_cmd_fatal_error(u16 op, u8 fw_status)
	+{
	+ /* Any error during the closing commands below is considered fatal */
	+ if (op == MLX4_CMD_CLOSE_HCA \|\|
	+ op == MLX4_CMD_HW2SW_EQ \|\|
	+ op == MLX4_CMD_HW2SW_CQ \|\|
	+ op == MLX4_CMD_2RST_QP \|\|
	+ op == MLX4_CMD_HW2SW_SRQ \|\|
	+ op == MLX4_CMD_SYNC_TPT \|\|
	+ op == MLX4_CMD_UNMAP_ICM \|\|
	+ op == MLX4_CMD_UNMAP_ICM_AUX \|\|
	+ op == MLX4_CMD_UNMAP_FA)
	+ return 1;
	+ /* Error on MLX4_CMD_HW2SW_MPT is fatal except when fw status equals
	+ * CMD_STAT_REG_BOUND.
	+ * This status indicates that memory region has memory windows bound to it
	+ * which may result from invalid user space usage and is not fatal.
	+ */
	+ if (op == MLX4_CMD_HW2SW_MPT && fw_status != CMD_STAT_REG_BOUND)
	+ return 1;
	+ return 0;
	+}
	+
	+static int mlx4_cmd_reset_flow(struct mlx4_dev *dev, u16 op, u8 op_modifier,
	+ int err)
	+{
	+ /* Only if reset flow is really active return code is based on
	+ * command, otherwise current error code is returned.
	+ */
	+ if (mlx4_internal_err_reset) {
	+ mlx4_enter_error_state(dev->persist);
	+ err = mlx4_internal_err_ret_value(dev, op, op_modifier);
	+ }
	+
	+ return err;
	+}
	+
	static int comm_pending(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	@@ -316,16 +259,30 @@
	return (swab32(status) >> 31) != priv->cmd.comm_toggle;
	}

	-static void mlx4_comm_cmd_post(struct mlx4_dev *dev, u8 cmd, u16 param)
	+static int mlx4_comm_cmd_post(struct mlx4_dev *dev, u8 cmd, u16 param)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	u32 val;

	+ /* To avoid writing to unknown addresses after the device state was
	+ * changed to internal error and the function was rest,
	+ * check the INTERNAL_ERROR flag which is updated under
	+ * device_state_mutex lock.
	+ */
	+ mutex_lock(&dev->persist->device_state_mutex);
	+
	+ if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR) {
	+ mutex_unlock(&dev->persist->device_state_mutex);
	+ return -EIO;
	+ }
	+
	priv->cmd.comm_toggle ^= 1;
	val = param \| (cmd << 16) \| (priv->cmd.comm_toggle << 31);
	__raw_writel((__force u32) cpu_to_be32(val),
	&priv->mfunc.comm->slave_write);
	mmiowb();
	+ mutex_unlock(&dev->persist->device_state_mutex);
	+ return 0;
	}

	static int mlx4_comm_cmd_poll(struct mlx4_dev *dev, u8 cmd, u16 param,
	@@ -338,15 +295,20 @@

	/* First, verify that the master reports correct status */
	if (comm_pending(dev)) {
	- mlx4_warn(dev, "Communication channel is not idle."
	- "my toggle is %d (cmd:0x%x)\n",
	+ mlx4_warn(dev, "Communication channel is not idle - my toggle is %d (cmd:0x%x)\n",
	priv->cmd.comm_toggle, cmd);
	return -EAGAIN;
	}

	/* Write command */
	down(&priv->cmd.poll_sem);
	- mlx4_comm_cmd_post(dev, cmd, param);
	+ if (mlx4_comm_cmd_post(dev, cmd, param)) {
	+ /* Only in case the device state is INTERNAL_ERROR,
	+ * mlx4_comm_cmd_post returns with an error
	+ */
	+ err = mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	+ goto out;
	+ }

	end = msecs_to_jiffies(timeout) + jiffies;
	while (comm_pending(dev) && time_before(jiffies, end))
	@@ -357,21 +319,24 @@
	* FLR process. The only non-zero result in the RESET command
	* is MLX4_DELAY_RESET_SLAVE*/
	if ((MLX4_COMM_CMD_RESET == cmd)) {
	- mlx4_warn(dev, "Got slave FLRed from Communication"
	- " channel (ret:0x%x)\n", ret_from_pending);
	err = MLX4_DELAY_RESET_SLAVE;
	+ goto out;
	} else {
	- mlx4_warn(dev, "Communication channel timed out\n");
	- err = -ETIMEDOUT;
	+ mlx4_warn(dev, "Communication channel command 0x%x timed out\n",
	+ cmd);
	+ err = mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	}
	}

	+ if (err)
	+ mlx4_enter_error_state(dev->persist);
	+out:
	up(&priv->cmd.poll_sem);
	return err;
	}

	-static int mlx4_comm_cmd_wait(struct mlx4_dev *dev, u8 op,
	- u16 param, unsigned long timeout)
	+static int mlx4_comm_cmd_wait(struct mlx4_dev *dev, u8 vhcr_cmd,
	+ u16 param, u16 op, unsigned long timeout)
	{
	struct mlx4_cmd *cmd = &mlx4_priv(dev)->cmd;
	struct mlx4_cmd_context *context;
	@@ -380,17 +345,6 @@

	down(&cmd->event_sem);

	- end = msecs_to_jiffies(timeout) + jiffies;
	- while (comm_pending(dev) && time_before(jiffies, end))
	- cond_resched();
	- if (comm_pending(dev)) {
	- mlx4_warn(dev, "mlx4_comm_cmd_wait: Comm channel "
	- "is not idle. My toggle is %d (op: 0x%x)\n",
	- mlx4_priv(dev)->cmd.comm_toggle, op);
	- up(&cmd->event_sem);
	- return -EAGAIN;
	- }
	-
	spin_lock(&cmd->context_lock);
	BUG_ON(cmd->free_head < 0);
	context = &cmd->context[cmd->free_head];
	@@ -398,29 +352,49 @@
	cmd->free_head = context->next;
	spin_unlock(&cmd->context_lock);

	- init_completion(&context->done);
	+ reinit_completion(&context->done);

	- mlx4_comm_cmd_post(dev, op, param);
	+ if (mlx4_comm_cmd_post(dev, vhcr_cmd, param)) {
	+ /* Only in case the device state is INTERNAL_ERROR,
	+ * mlx4_comm_cmd_post returns with an error
	+ */
	+ err = mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	+ goto out;
	+ }

	- /* In slave, wait unconditionally for completion */
	- wait_for_completion(&context->done);
	+ if (!wait_for_completion_timeout(&context->done,
	+ msecs_to_jiffies(timeout))) {
	+ mlx4_warn(dev, "communication channel command 0x%x (op=0x%x) timed out\n",
	+ vhcr_cmd, op);
	+ goto out_reset;
	+ }

	err = context->result;
	if (err && context->fw_status != CMD_STAT_MULTI_FUNC_REQ) {
	mlx4_err(dev, "command 0x%x failed: fw status = 0x%x\n",
	- op, context->fw_status);
	- goto out;
	+ vhcr_cmd, context->fw_status);
	+ if (mlx4_closing_cmd_fatal_error(op, context->fw_status))
	+ goto out_reset;
	}

	-out:
	/* wait for comm channel ready
	* this is necessary for prevention the race
	* when switching between event to polling mode
	+ * Skipping this section in case the device is in FATAL_ERROR state,
	+ * In this state, no commands are sent via the comm channel until
	+ * the device has returned from reset.
	*/
	- end = msecs_to_jiffies(timeout) + jiffies;
	- while (comm_pending(dev) && time_before(jiffies, end))
	- cond_resched();
	+ if (!(dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)) {
	+ end = msecs_to_jiffies(timeout) + jiffies;
	+ while (comm_pending(dev) && time_before(jiffies, end))
	+ cond_resched();
	+ }
	+ goto out;

	+out_reset:
	+ err = mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	+ mlx4_enter_error_state(dev->persist);
	+out:
	spin_lock(&cmd->context_lock);
	context->next = cmd->free_head;
	cmd->free_head = context - cmd->context;
	@@ -431,10 +405,13 @@
	}

	int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param,
	- unsigned long timeout)
	+ u16 op, unsigned long timeout)
	{
	+ if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ return mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	+
	if (mlx4_priv(dev)->cmd.use_events)
	- return mlx4_comm_cmd_wait(dev, cmd, param, timeout);
	+ return mlx4_comm_cmd_wait(dev, cmd, param, op, timeout);
	return mlx4_comm_cmd_poll(dev, cmd, param, timeout);
	}

	@@ -442,7 +419,7 @@
	{
	u32 status;

	- if (pci_channel_offline(dev->pdev))
	+ if (pci_channel_offline(dev->persist->pdev))
	return -EIO;

	status = readl(mlx4_priv(dev)->cmd.hcr + HCR_STATUS_OFFSET);
	@@ -452,38 +429,27 @@
	!!(status & swab32(1 << HCR_T_BIT)));
	}

	-static int get_status(struct mlx4_dev dev, u32 status, int *go_bit,
	- int *t_bit)
	-{
	- if (pci_channel_offline(dev->pdev))
	- return -EIO;
	-
	- *status = readl(mlx4_priv(dev)->cmd.hcr + HCR_STATUS_OFFSET);
	- t_bit = !!(status & swab32(1 << HCR_T_BIT));
	- go_bit = !!(status & swab32(1 << HCR_GO_BIT));
	-
	- return 0;
	-}
	-
	-static int mlx4_cmd_post(struct mlx4_dev dev, struct timespec ts1,
	- u64 in_param, u64 out_param, u32 in_modifier,
	- u8 op_modifier, u16 op, u16 token, int event)
	+static int mlx4_cmd_post(struct mlx4_dev *dev, u64 in_param, u64 out_param,
	+ u32 in_modifier, u8 op_modifier, u16 op, u16 token,
	+ int event)
	{
	struct mlx4_cmd *cmd = &mlx4_priv(dev)->cmd;
	u32 __iomem *hcr = cmd->hcr;
	- int ret = -EAGAIN;
	+ int ret = -EIO;
	unsigned long end;
	- int err, go_bit = 0, t_bit = 0;
	- u32 status = 0;
	-
	- mutex_lock(&cmd->hcr_mutex);

	- if (pci_channel_offline(dev->pdev)) {
	+ mutex_lock(&dev->persist->device_state_mutex);
	+ /* To avoid writing to unknown addresses after the device state was
	+ * changed to internal error and the chip was reset,
	+ * check the INTERNAL_ERROR flag which is updated under
	+ * device_state_mutex lock.
	+ */
	+ if (pci_channel_offline(dev->persist->pdev) \|\|
	+ (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)) {
	/*
	* Device is going through error recovery
	* and cannot accept commands.
	*/
	- ret = -EIO;
	goto out;
	}

	@@ -492,12 +458,11 @@
	end += msecs_to_jiffies(GO_BIT_TIMEOUT_MSECS);

	while (cmd_pending(dev)) {
	- if (pci_channel_offline(dev->pdev)) {
	+ if (pci_channel_offline(dev->persist->pdev)) {
	/*
	* Device is going through error recovery
	* and cannot accept commands.
	*/
	- ret = -EIO;
	goto out;
	}

	@@ -521,9 +486,6 @@
	__raw_writel((__force u32) cpu_to_be32(out_param & 0xfffffffful), hcr + 4);
	__raw_writel((__force u32) cpu_to_be32(token << 16), hcr + 5);

	- if (ts1)
	- ktime_get_ts(ts1);
	-
	/* __raw_writel may not order writes. */
	wmb();

	@@ -544,16 +506,11 @@
	ret = 0;

	out:
	- if (ret) {
	- err = get_status(dev, &status, &go_bit, &t_bit);
	- mlx4_warn(dev, "Could not post command %s (0x%x): ret=%d, "
	- "in_param=0x%llx, in_mod=0x%x, op_mod=0x%x, "
	- "get_status err=%d, status_reg=0x%x, go_bit=%d, "
	- "t_bit=%d, toggle=0x%x\n", cmd_to_str(op), op, ret,
	- (unsigned long long) in_param, in_modifier, op_modifier, err, status,
	- go_bit, t_bit, cmd->toggle);
	- }
	- mutex_unlock(&cmd->hcr_mutex);
	+ if (ret)
	+ mlx4_warn(dev, "Could not post command 0x%x: ret=%d, in_param=0x%llx, in_mod=0x%x, op_mod=0x%x\n",
	+ op, ret, (long long)in_param, in_modifier, op_modifier);
	+ mutex_unlock(&dev->persist->device_state_mutex);
	+
	return ret;
	}

	@@ -583,16 +540,18 @@
	*out_param =
	be64_to_cpu(vhcr->out_param);
	else {
	- mlx4_err(dev, "response expected while"
	- "output mailbox is NULL for "
	- "command 0x%x\n", op);
	+ mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n",
	+ op);
	vhcr->status = CMD_STAT_BAD_PARAM;
	}
	}
	ret = mlx4_status_to_errno(vhcr->status);
	}
	+ if (ret &&
	+ dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ ret = mlx4_internal_err_ret_value(dev, op, op_modifier);
	} else {
	- ret = mlx4_comm_cmd(dev, MLX4_COMM_CMD_VHCR_POST, 0,
	+ ret = mlx4_comm_cmd(dev, MLX4_COMM_CMD_VHCR_POST, 0, op,
	MLX4_COMM_TIME + timeout);
	if (!ret) {
	if (out_is_imm) {
	@@ -600,16 +559,20 @@
	*out_param =
	be64_to_cpu(vhcr->out_param);
	else {
	- mlx4_err(dev, "response expected while"
	- "output mailbox is NULL for "
	- "command 0x%x\n", op);
	+ mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n",
	+ op);
	vhcr->status = CMD_STAT_BAD_PARAM;
	}
	}
	ret = mlx4_status_to_errno(vhcr->status);
	- } else
	- mlx4_err(dev, "failed execution of VHCR_POST command"
	- "opcode %s (0x%x)\n", cmd_to_str(op), op);
	+ } else {
	+ if (dev->persist->state &
	+ MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ ret = mlx4_internal_err_ret_value(dev, op,
	+ op_modifier);
	+ else
	+ mlx4_err(dev, "failed execution of VHCR_POST command opcode 0x%x\n", op);
	+ }
	}

	mutex_unlock(&priv->cmd.slave_cmd_mutex);
	@@ -628,28 +591,40 @@

	down(&priv->cmd.poll_sem);

	- if (pci_channel_offline(dev->pdev)) {
	+ if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR) {
	/*
	* Device is going through error recovery
	* and cannot accept commands.
	*/
	- err = -EIO;
	+ err = mlx4_internal_err_ret_value(dev, op, op_modifier);
	+ goto out;
	+ }
	+
	+ if (out_is_imm && !out_param) {
	+ mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n",
	+ op);
	+ err = -EINVAL;
	goto out;
	}

	- err = mlx4_cmd_post(dev, NULL, in_param, out_param ? *out_param : 0,
	+ err = mlx4_cmd_post(dev, in_param, out_param ? *out_param : 0,
	in_modifier, op_modifier, op, CMD_POLL_TOKEN, 0);
	if (err)
	- goto out;
	+ goto out_reset;

	end = msecs_to_jiffies(timeout) + jiffies;
	while (cmd_pending(dev) && time_before(jiffies, end)) {
	- if (pci_channel_offline(dev->pdev)) {
	+ if (pci_channel_offline(dev->persist->pdev)) {
	/*
	* Device is going through error recovery
	* and cannot accept commands.
	*/
	err = -EIO;
	+ goto out_reset;
	+ }
	+
	+ if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR) {
	+ err = mlx4_internal_err_ret_value(dev, op, op_modifier);
	goto out;
	}

	@@ -657,10 +632,10 @@
	}

	if (cmd_pending(dev)) {
	- mlx4_warn(dev, "command %s (0x%x) timed out (go bit not cleared)\n",
	- cmd_to_str(op), op);
	- err = -ETIMEDOUT;
	- goto out;
	+ mlx4_warn(dev, "command 0x%x timed out (go bit not cleared)\n",
	+ op);
	+ err = -EIO;
	+ goto out_reset;
	}

	if (out_is_imm)
	@@ -672,10 +647,17 @@
	stat = be32_to_cpu((__force __be32)
	__raw_readl(hcr + HCR_STATUS_OFFSET)) >> 24;
	err = mlx4_status_to_errno(stat);
	- if (err)
	- mlx4_err(dev, "command %s (0x%x) failed: fw status = 0x%x\n",
	- cmd_to_str(op), op, stat);
	+ if (err) {
	+ mlx4_err(dev, "command 0x%x failed: fw status = 0x%x\n",
	+ op, stat);
	+ if (mlx4_closing_cmd_fatal_error(op, stat))
	+ goto out_reset;
	+ goto out;
	+ }

	+out_reset:
	+ if (err)
	+ err = mlx4_cmd_reset_flow(dev, op, op_modifier, err);
	out:
	up(&priv->cmd.poll_sem);
	return err;
	@@ -705,14 +687,6 @@
	struct mlx4_cmd *cmd = &mlx4_priv(dev)->cmd;
	struct mlx4_cmd_context *context;
	int err = 0;
	- int go_bit = 0, t_bit = 0, stat_err;
	- u32 status = 0;
	- struct timespec ts1, ts2;
	- ktime_t t1, t2, delta;
	- s64 ds;
	-
	- if (out_is_imm && !out_param)
	- return -EINVAL;

	down(&cmd->event_sem);

	@@ -723,59 +697,58 @@
	cmd->free_head = context->next;
	spin_unlock(&cmd->context_lock);

	- init_completion(&context->done);
	+ if (out_is_imm && !out_param) {
	+ mlx4_err(dev, "response expected while output mailbox is NULL for command 0x%x\n",
	+ op);
	+ err = -EINVAL;
	+ goto out;
	+ }
	+
	+ reinit_completion(&context->done);

	- err = mlx4_cmd_post(dev, &ts1, in_param, out_param ? *out_param : 0,
	+ err = mlx4_cmd_post(dev, in_param, out_param ? *out_param : 0,
	in_modifier, op_modifier, op, context->token, 1);
	if (err)
	- goto out;
	+ goto out_reset;

	if (!wait_for_completion_timeout(&context->done,
	msecs_to_jiffies(timeout))) {
	- stat_err = get_status(dev, &status, &go_bit, &t_bit);
	- mlx4_warn(dev, "command %s (0x%x) timed out: in_param=0x%llx, "
	- "in_mod=0x%x, op_mod=0x%x, get_status err=%d, "
	- "status_reg=0x%x, go_bit=%d, t_bit=%d, toggle=0x%x\n"
	- , cmd_to_str(op), op, (unsigned long long) in_param, in_modifier,
	- op_modifier, stat_err, status, go_bit, t_bit,
	- mlx4_priv(dev)->cmd.toggle);
	- err = -EBUSY;
	- goto out;
	- }
	- if (mlx4_debug_level & MLX4_DEBUG_MASK_CMD_TIME) {
	- ktime_get_ts(&ts2);
	- t1 = timespec_to_ktime(ts1);
	- t2 = timespec_to_ktime(ts2);
	- delta = ktime_sub(t2, t1);
	- ds = ktime_to_ns(delta);
	- pr_info("mlx4: fw exec time for %s is %lld nsec\n", cmd_to_str(op), (long long) ds);
	+ mlx4_warn(dev, "command 0x%x timed out (go bit not cleared)\n",
	+ op);
	+ err = -EIO;
	+ goto out_reset;
	}

	err = context->result;
	if (err) {
	- mlx4_err(dev, "command %s (0x%x) failed: in_param=0x%llx, "
	- "in_mod=0x%x, op_mod=0x%x, fw status = 0x%x\n",
	- cmd_to_str(op), op, (unsigned long long) in_param, in_modifier,
	- op_modifier, context->fw_status);
	-
	- switch(context->fw_status) {
	- case CMD_STAT_BAD_PARAM:
	- mlx4_err(dev, "Parameter is not supported, "
	- "parameter is out of range\n");
	- break;
	- case CMD_STAT_EXCEED_LIM:
	- mlx4_err(dev, "Required capability exceeded "
	- "device limits\n");
	- break;
	- default:
	- break;
	- }
	+ /* Since we do not want to have this error message always
	+ * displayed at driver start when there are ConnectX2 HCAs
	+ * on the host, we deprecate the error message for this
	+ * specific command/input_mod/opcode_mod/fw-status to be debug.
	+ */
	+ if (op == MLX4_CMD_SET_PORT &&
	+ (in_modifier == 1 \|\| in_modifier == 2) &&
	+ op_modifier == MLX4_SET_PORT_IB_OPCODE &&
	+ context->fw_status == CMD_STAT_BAD_SIZE)
	+ mlx4_dbg(dev, "command 0x%x failed: fw status = 0x%x\n",
	+ op, context->fw_status);
	+ else
	+ mlx4_err(dev, "command 0x%x failed: fw status = 0x%x\n",
	+ op, context->fw_status);
	+ if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ err = mlx4_internal_err_ret_value(dev, op, op_modifier);
	+ else if (mlx4_closing_cmd_fatal_error(op, context->fw_status))
	+ goto out_reset;
	+
	goto out;
	}

	if (out_is_imm)
	*out_param = context->out_param;

	+out_reset:
	+ if (err)
	+ err = mlx4_cmd_reset_flow(dev, op, op_modifier, err);
	out:
	spin_lock(&cmd->context_lock);
	context->next = cmd->free_head;
	@@ -790,18 +763,27 @@
	int out_is_imm, u32 in_modifier, u8 op_modifier,
	u16 op, unsigned long timeout, int native)
	{
	- if (pci_channel_offline(dev->pdev))
	- return -EIO;
	+ if (pci_channel_offline(dev->persist->pdev))
	+ return mlx4_cmd_reset_flow(dev, op, op_modifier, -EIO);

	if (!mlx4_is_mfunc(dev) \|\| (native && mlx4_is_master(dev))) {
	+ int ret;
	+
	+ if (dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ return mlx4_internal_err_ret_value(dev, op,
	+ op_modifier);
	+ down_read(&mlx4_priv(dev)->cmd.switch_sem);
	if (mlx4_priv(dev)->cmd.use_events)
	- return mlx4_cmd_wait(dev, in_param, out_param,
	- out_is_imm, in_modifier,
	- op_modifier, op, timeout);
	+ ret = mlx4_cmd_wait(dev, in_param, out_param,
	+ out_is_imm, in_modifier,
	+ op_modifier, op, timeout);
	else
	- return mlx4_cmd_poll(dev, in_param, out_param,
	- out_is_imm, in_modifier,
	- op_modifier, op, timeout);
	+ ret = mlx4_cmd_poll(dev, in_param, out_param,
	+ out_is_imm, in_modifier,
	+ op_modifier, op, timeout);
	+
	+ up_read(&mlx4_priv(dev)->cmd.switch_sem);
	+ return ret;
	}
	return mlx4_slave_cmd(dev, in_param, out_param, out_is_imm,
	in_modifier, op_modifier, op, timeout);
	@@ -809,7 +791,7 @@
	EXPORT_SYMBOL_GPL(__mlx4_cmd);


	-static int mlx4_ARM_COMM_CHANNEL(struct mlx4_dev *dev)
	+int mlx4_ARM_COMM_CHANNEL(struct mlx4_dev *dev)
	{
	return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_ARM_COMM_CHANNEL,
	MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	@@ -826,7 +808,8 @@
	(slave & ~0x7f) \| (size & 0xff)) {
	mlx4_err(dev, "Bad access mem params - slave_addr:0x%llx "
	"master_addr:0x%llx slave_id:%d size:%d\n",
	- (unsigned long long) slave_addr, (unsigned long long) master_addr, slave, size);
	+ (unsigned long long)slave_addr,
	+ (unsigned long long)master_addr, slave, size);
	return -EINVAL;
	}

	@@ -904,25 +887,35 @@
	struct ib_smp *smp = inbox->buf;
	u32 index;
	u8 port;
	+ u8 opcode_modifier;
	u16 *table;
	int err;
	int vidx, pidx;
	+ int network_view;
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct ib_smp *outsmp = outbox->buf;
	__be16 outtab = (__be16 )(outsmp->data);
	__be32 slave_cap_mask;
	__be64 slave_node_guid;
	+
	port = vhcr->in_modifier;

	+ /* network-view bit is for driver use only, and should not be passed to FW */
	+ opcode_modifier = vhcr->op_modifier & ~0x8; /* clear netw view bit */
	+ network_view = !!(vhcr->op_modifier & 0x8);
	+
	if (smp->base_version == 1 &&
	smp->mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED &&
	smp->class_version == 1) {
	- if (smp->method == IB_MGMT_METHOD_GET) {
	+ /* host view is paravirtualized */
	+ if (!network_view && smp->method == IB_MGMT_METHOD_GET) {
	if (smp->attr_id == IB_SMP_ATTR_PKEY_TABLE) {
	index = be32_to_cpu(smp->attr_mod);
	if (port < 1 \|\| port > dev->caps.num_ports)
	return -EINVAL;
	- table = kcalloc(dev->caps.pkey_table_len[port], sizeof *table, GFP_KERNEL);
	+ table = kcalloc((dev->caps.pkey_table_len[port] / 32) + 1,
	+ sizeof(table) 32, GFP_KERNEL);
	+
	if (!table)
	return -ENOMEM;
	/* need to get the full pkey table because the paravirtualized
	@@ -942,7 +935,7 @@
	/get the slave specific caps:/
	/do the command /
	err = mlx4_cmd_box(dev, inbox->dma, outbox->dma,
	- vhcr->in_modifier, vhcr->op_modifier,
	+ vhcr->in_modifier, opcode_modifier,
	vhcr->op, MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);
	/* modify the response for slaves */
	if (!err && slave != mlx4_master_func_num(dev)) {
	@@ -955,25 +948,38 @@
	return err;
	}
	if (smp->attr_id == IB_SMP_ATTR_GUID_INFO) {
	- /* compute slave's gid block */
	- smp->attr_mod = cpu_to_be32(slave / 8);
	- /* execute cmd */
	- err = mlx4_cmd_box(dev, inbox->dma, outbox->dma,
	- vhcr->in_modifier, vhcr->op_modifier,
	- vhcr->op, MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);
	- if (!err) {
	- /* if needed, move slave gid to index 0 */
	- if (slave % 8)
	- memcpy(outsmp->data,
	- outsmp->data + (slave % 8) * 8, 8);
	- /* delete all other gids */
	- memset(outsmp->data + 8, 0, 56);
	+ __be64 guid = mlx4_get_admin_guid(dev, slave,
	+ port);
	+
	+ /* set the PF admin guid to the FW/HW burned
	+ * GUID, if it wasn't yet set
	+ */
	+ if (slave == 0 && guid == 0) {
	+ smp->attr_mod = 0;
	+ err = mlx4_cmd_box(dev,
	+ inbox->dma,
	+ outbox->dma,
	+ vhcr->in_modifier,
	+ opcode_modifier,
	+ vhcr->op,
	+ MLX4_CMD_TIME_CLASS_C,
	+ MLX4_CMD_NATIVE);
	+ if (err)
	+ return err;
	+ mlx4_set_admin_guid(dev,
	+ (__be64 )outsmp->
	+ data, slave, port);
	+ } else {
	+ memcpy(outsmp->data, &guid, 8);
	}
	- return err;
	+
	+ /* clean all other gids */
	+ memset(outsmp->data + 8, 0, 56);
	+ return 0;
	}
	if (smp->attr_id == IB_SMP_ATTR_NODE_INFO) {
	err = mlx4_cmd_box(dev, inbox->dma, outbox->dma,
	- vhcr->in_modifier, vhcr->op_modifier,
	+ vhcr->in_modifier, opcode_modifier,
	vhcr->op, MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);
	if (!err) {
	slave_node_guid = mlx4_get_slave_node_guid(dev, slave);
	@@ -983,32 +989,28 @@
	}
	}
	}
	+
	+ /* Non-privileged VFs are only allowed "host" view LID-routed 'Get' MADs.
	+ * These are the MADs used by ib verbs (such as ib_query_gids).
	+ */
	if (slave != mlx4_master_func_num(dev) &&
	- ((smp->mgmt_class == IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE) \|\|
	- (smp->mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED &&
	- smp->method == IB_MGMT_METHOD_SET))) {
	- mlx4_err(dev, "slave %d is trying to execute a Subnet MGMT MAD, "
	- "class 0x%x, method 0x%x for attr 0x%x. Rejecting\n",
	- slave, smp->method, smp->mgmt_class,
	- be16_to_cpu(smp->attr_id));
	- return -EPERM;
	+ !mlx4_vf_smi_enabled(dev, slave, port)) {
	+ if (!(smp->mgmt_class == IB_MGMT_CLASS_SUBN_LID_ROUTED &&
	+ smp->method == IB_MGMT_METHOD_GET) \|\| network_view) {
	+ mlx4_err(dev, "Unprivileged slave %d is trying to execute a Subnet MGMT MAD, class 0x%x, method 0x%x, view=%s for attr 0x%x. Rejecting\n",
	+ slave, smp->method, smp->mgmt_class,
	+ network_view ? "Network" : "Host",
	+ be16_to_cpu(smp->attr_id));
	+ return -EPERM;
	+ }
	}
	- /default:/
	+
	return mlx4_cmd_box(dev, inbox->dma, outbox->dma,
	- vhcr->in_modifier, vhcr->op_modifier,
	+ vhcr->in_modifier, opcode_modifier,
	vhcr->op, MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);
	}

	-static int MLX4_CMD_DIAG_RPRT_wrapper(struct mlx4_dev *dev, int slave,
	- struct mlx4_vhcr *vhcr,
	- struct mlx4_cmd_mailbox *inbox,
	- struct mlx4_cmd_mailbox *outbox,
	- struct mlx4_cmd_info *cmd)
	-{
	- return -EPERM;
	-}
	-
	-static int MLX4_CMD_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave,
	+static int mlx4_CMD_EPERM_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	struct mlx4_cmd_mailbox *outbox,
	@@ -1154,23 +1156,22 @@
	.wrapper = NULL
	},
	{
	- .opcode = MLX4_CMD_DIAG_RPRT,
	+ .opcode = MLX4_CMD_NOP,
	.has_inbox = false,
	.has_outbox = false,
	.out_is_imm = false,
	.encode_slave_id = false,
	- .skip_err_print = true,
	.verify = NULL,
	- .wrapper = MLX4_CMD_DIAG_RPRT_wrapper
	+ .wrapper = NULL
	},
	{
	- .opcode = MLX4_CMD_NOP,
	+ .opcode = MLX4_CMD_CONFIG_DEV,
	.has_inbox = false,
	- .has_outbox = false,
	+ .has_outbox = true,
	.out_is_imm = false,
	.encode_slave_id = false,
	.verify = NULL,
	- .wrapper = NULL
	+ .wrapper = mlx4_CONFIG_DEV_wrapper
	},
	{
	.opcode = MLX4_CMD_ALLOC_RES,
	@@ -1247,7 +1248,7 @@
	{
	.opcode = MLX4_CMD_HW2SW_EQ,
	.has_inbox = false,
	- .has_outbox = true,
	+ .has_outbox = false,
	.out_is_imm = false,
	.encode_slave_id = true,
	.verify = NULL,
	@@ -1462,13 +1463,39 @@
	},
	{
	.opcode = MLX4_CMD_UPDATE_QP,
	+ .has_inbox = true,
	+ .has_outbox = false,
	+ .out_is_imm = false,
	+ .encode_slave_id = false,
	+ .verify = NULL,
	+ .wrapper = mlx4_UPDATE_QP_wrapper
	+ },
	+ {
	+ .opcode = MLX4_CMD_GET_OP_REQ,
	.has_inbox = false,
	.has_outbox = false,
	.out_is_imm = false,
	.encode_slave_id = false,
	- .skip_err_print = true,
	.verify = NULL,
	- .wrapper = MLX4_CMD_UPDATE_QP_wrapper
	+ .wrapper = mlx4_CMD_EPERM_wrapper,
	+ },
	+ {
	+ .opcode = MLX4_CMD_ALLOCATE_VPP,
	+ .has_inbox = false,
	+ .has_outbox = true,
	+ .out_is_imm = false,
	+ .encode_slave_id = false,
	+ .verify = NULL,
	+ .wrapper = mlx4_CMD_EPERM_wrapper,
	+ },
	+ {
	+ .opcode = MLX4_CMD_SET_VPORT_QOS,
	+ .has_inbox = false,
	+ .has_outbox = true,
	+ .out_is_imm = false,
	+ .encode_slave_id = false,
	+ .verify = NULL,
	+ .wrapper = mlx4_CMD_EPERM_wrapper,
	},
	{
	.opcode = MLX4_CMD_CONF_SPECIAL_QP,
	@@ -1489,6 +1516,15 @@
	.wrapper = mlx4_MAD_IFC_wrapper
	},
	{
	+ .opcode = MLX4_CMD_MAD_DEMUX,
	+ .has_inbox = false,
	+ .has_outbox = false,
	+ .out_is_imm = false,
	+ .encode_slave_id = false,
	+ .verify = NULL,
	+ .wrapper = mlx4_CMD_EPERM_wrapper
	+ },
	+ {
	.opcode = MLX4_CMD_QUERY_IF_STAT,
	.has_inbox = false,
	.has_outbox = true,
	@@ -1497,6 +1533,24 @@
	.verify = NULL,
	.wrapper = mlx4_QUERY_IF_STAT_wrapper
	},
	+ {
	+ .opcode = MLX4_CMD_ACCESS_REG,
	+ .has_inbox = true,
	+ .has_outbox = true,
	+ .out_is_imm = false,
	+ .encode_slave_id = false,
	+ .verify = NULL,
	+ .wrapper = mlx4_ACCESS_REG_wrapper,
	+ },
	+ {
	+ .opcode = MLX4_CMD_CONGESTION_CTRL_OPCODE,
	+ .has_inbox = false,
	+ .has_outbox = false,
	+ .out_is_imm = false,
	+ .encode_slave_id = false,
	+ .verify = NULL,
	+ .wrapper = mlx4_CMD_EPERM_wrapper,
	+ },
	/* Native multicast commands are not available for guests */
	{
	.opcode = MLX4_CMD_QP_ATTACH,
	@@ -1572,16 +1626,23 @@
	.verify = NULL,
	.wrapper = mlx4_QP_FLOW_STEERING_DETACH_wrapper
	},
	- /* wol commands */
	{
	- .opcode = MLX4_CMD_MOD_STAT_CFG,
	+ .opcode = MLX4_FLOW_STEERING_IB_UC_QP_RANGE,
	+ .has_inbox = false,
	+ .has_outbox = false,
	+ .out_is_imm = false,
	+ .encode_slave_id = false,
	+ .verify = NULL,
	+ .wrapper = mlx4_CMD_EPERM_wrapper
	+ },
	+ {
	+ .opcode = MLX4_CMD_VIRT_PORT_MAP,
	.has_inbox = false,
	.has_outbox = false,
	.out_is_imm = false,
	.encode_slave_id = false,
	- .skip_err_print = true,
	.verify = NULL,
	- .wrapper = mlx4_MOD_STAT_CFG_wrapper
	+ .wrapper = mlx4_CMD_EPERM_wrapper
	},
	};

	@@ -1612,8 +1673,10 @@
	ALIGN(sizeof(struct mlx4_vhcr_cmd),
	MLX4_ACCESS_MEM_ALIGN), 1);
	if (ret) {
	- mlx4_err(dev, "%s:Failed reading vhcr"
	- "ret: 0x%x\n", __func__, ret);
	+ if (!(dev->persist->state &
	+ MLX4_DEVICE_STATE_INTERNAL_ERROR))
	+ mlx4_err(dev, "%s: Failed reading vhcr ret: 0x%x\n",
	+ __func__, ret);
	kfree(vhcr);
	return ret;
	}
	@@ -1636,8 +1699,8 @@
	}
	}
	if (!cmd) {
	- mlx4_err(dev, "unparavirt command: %s (0x%x) accepted from slave:%d\n",
	- cmd_to_str(vhcr->op), vhcr->op, slave);
	+ mlx4_err(dev, "Unknown command:0x%x accepted from slave:%d\n",
	+ vhcr->op, slave);
	vhcr_cmd->status = CMD_STAT_BAD_PARAM;
	goto out_status;
	}
	@@ -1652,11 +1715,14 @@
	goto out_status;
	}

	- if (mlx4_ACCESS_MEM(dev, inbox->dma, slave,
	- vhcr->in_param,
	- MLX4_MAILBOX_SIZE, 1)) {
	- mlx4_err(dev, "%s: Failed reading inbox for cmd %s (0x%x)\n",
	- __func__, cmd_to_str(cmd->opcode), cmd->opcode);
	+ ret = mlx4_ACCESS_MEM(dev, inbox->dma, slave,
	+ vhcr->in_param,
	+ MLX4_MAILBOX_SIZE, 1);
	+ if (ret) {
	+ if (!(dev->persist->state &
	+ MLX4_DEVICE_STATE_INTERNAL_ERROR))
	+ mlx4_err(dev, "%s: Failed reading inbox (cmd:0x%x)\n",
	+ __func__, cmd->opcode);
	vhcr_cmd->status = CMD_STAT_INTERNAL_ERR;
	goto out_status;
	}
	@@ -1664,8 +1730,7 @@

	/* Apply permission and bound checks if applicable */
	if (cmd->verify && cmd->verify(dev, slave, vhcr, inbox)) {
	- mlx4_warn(dev, "Command %s (0x%x) from slave: %d failed protection "
	- "checks for resource_id: %d\n", cmd_to_str(vhcr->op),
	+ mlx4_warn(dev, "Command:0x%x from slave: %d failed protection checks for resource_id:%d\n",
	vhcr->op, slave, vhcr->in_modifier);
	vhcr_cmd->status = CMD_STAT_BAD_OP;
	goto out_status;
	@@ -1705,13 +1770,11 @@
	}

	if (err) {
	- if (!cmd->skip_err_print)
	- mlx4_warn(dev, "vhcr command %s (0x%x) slave:%d "
	- "in_param 0x%llx in_mod=0x%x, op_mod=0x%x "
	- "failed with error:%d, status %d\n",
	- cmd_to_str(vhcr->op), vhcr->op, slave,
	- (unsigned long long) vhcr->in_param, vhcr->in_modifier,
	- vhcr->op_modifier, vhcr->errno, err);
	+ if (!(dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR))
	+ mlx4_warn(dev, "vhcr command 0x%x slave:%d in_param 0x%llx in_mod=0x%x op_mod=0x%x failed with error:%d, status %d\n",
	+ vhcr->op, slave, (long long)vhcr->in_param,
	+ vhcr->in_modifier, vhcr->op_modifier,
	+ vhcr->errno, err);
	vhcr_cmd->status = mlx4_errno_to_status(err);
	goto out_status;
	}
	@@ -1726,7 +1789,9 @@
	/* If we failed to write back the outbox after the
	*command was successfully executed, we must fail this
	* slave, as it is now in undefined state */
	- mlx4_err(dev, "%s: Failed writing outbox\n", __func__);
	+ if (!(dev->persist->state &
	+ MLX4_DEVICE_STATE_INTERNAL_ERROR))
	+ mlx4_err(dev, "%s:Failed writing outbox\n", __func__);
	goto out;
	}
	}
	@@ -1744,8 +1809,8 @@
	__func__);
	else if (vhcr->e_bit &&
	mlx4_GEN_EQE(dev, slave, &priv->mfunc.master.cmd_eqe))
	- mlx4_warn(dev, "Failed to generate command completion "
	- "eqe for slave %d\n", slave);
	+ mlx4_warn(dev, "Failed to generate command completion eqe for slave %d\n",
	+ slave);
	}

	out:
	@@ -1761,6 +1826,7 @@
	struct mlx4_vport_oper_state *vp_oper;
	struct mlx4_vport_state *vp_admin;
	struct mlx4_vf_immed_vlan_work *work;
	+ struct mlx4_dev *dev = &priv->dev;
	int err;
	int admin_vlan_ix = NO_INDX;

	@@ -1768,9 +1834,26 @@
	vp_admin = &priv->mfunc.master.vf_admin[slave].vport[port];

	if (vp_oper->state.default_vlan == vp_admin->default_vlan &&
	- vp_oper->state.default_qos == vp_admin->default_qos)
	+ vp_oper->state.default_qos == vp_admin->default_qos &&
	+ vp_oper->state.link_state == vp_admin->link_state &&
	+ vp_oper->state.qos_vport == vp_admin->qos_vport)
	return 0;

	+ if (!(priv->mfunc.master.slave_state[slave].active &&
	+ dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_UPDATE_QP)) {
	+ /* even if the UPDATE_QP command isn't supported, we still want
	+ * to set this VF link according to the admin directive
	+ */
	+ vp_oper->state.link_state = vp_admin->link_state;
	+ return -1;
	+ }
	+
	+ mlx4_dbg(dev, "updating immediately admin params slave %d port %d\n",
	+ slave, port);
	+ mlx4_dbg(dev, "vlan %d QoS %d link down %d\n",
	+ vp_admin->default_vlan, vp_admin->default_qos,
	+ vp_admin->link_state);
	+
	work = kzalloc(sizeof(*work), GFP_KERNEL);
	if (!work)
	return -ENOMEM;
	@@ -1781,17 +1864,17 @@
	vp_admin->default_vlan,
	&admin_vlan_ix);
	if (err) {
	- mlx4_warn((&priv->dev),
	+ kfree(work);
	+ mlx4_warn(&priv->dev,
	"No vlan resources slave %d, port %d\n",
	slave, port);
	- kfree(work);
	return err;
	}
	} else {
	admin_vlan_ix = NO_INDX;
	}
	work->flags \|= MLX4_VF_IMMED_VLAN_FLAG_VLAN;
	- mlx4_dbg((&(priv->dev)),
	+ mlx4_dbg(&priv->dev,
	"alloc vlan %d idx %d slave %d port %d\n",
	(int)(vp_admin->default_vlan),
	admin_vlan_ix, slave, port);
	@@ -1810,11 +1893,17 @@

	vp_oper->state.default_vlan = vp_admin->default_vlan;
	vp_oper->state.default_qos = vp_admin->default_qos;
	+ vp_oper->state.link_state = vp_admin->link_state;
	+ vp_oper->state.qos_vport = vp_admin->qos_vport;
	+
	+ if (1 /* vp_admin->link_state == IFLA_VF_LINK_STATE_DISABLE */)
	+ work->flags \|= MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE;

	/* iterate over QPs owned by this slave, using UPDATE_QP */
	work->port = port;
	work->slave = slave;
	work->qos = vp_oper->state.default_qos;
	+ work->qos_vport = vp_oper->state.qos_vport;
	work->vlan_id = vp_oper->state.default_vlan;
	work->vlan_ix = vp_oper->vlan_idx;
	work->priv = priv;
	@@ -1824,96 +1913,286 @@
	return 0;
	}

	-
	-static int mlx4_master_activate_admin_state(struct mlx4_priv *priv, int slave)
	+static void mlx4_reset_vlan_list(struct list_head *vlan_list)
	{
	- int port, err;
	- struct mlx4_vport_state *vp_admin;
	- struct mlx4_vport_oper_state *vp_oper;
	+ struct mlx4_vlan_set_node vlan, tmp_vlan;

	- for (port = 1; port <= MLX4_MAX_PORTS; port++) {
	- vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
	- vp_admin = &priv->mfunc.master.vf_admin[slave].vport[port];
	- vp_oper->state = *vp_admin;
	- if (MLX4_VGT != vp_admin->default_vlan) {
	- err = __mlx4_register_vlan(&priv->dev, port,
	- vp_admin->default_vlan, &(vp_oper->vlan_idx));
	- if (err) {
	- vp_oper->vlan_idx = NO_INDX;
	- mlx4_warn((&priv->dev),
	- "No vlan resorces slave %d, port %d\n",
	- slave, port);
	- return err;
	- }
	- mlx4_dbg((&(priv->dev)), "alloc vlan %d idx %d slave %d port %d\n",
	- (int)(vp_oper->state.default_vlan),
	- vp_oper->vlan_idx, slave, port);
	- }
	- if (vp_admin->spoofchk) {
	- vp_oper->mac_idx = __mlx4_register_mac(&priv->dev,
	- port,
	- vp_admin->mac);
	- if (0 > vp_oper->mac_idx) {
	- err = vp_oper->mac_idx;
	- vp_oper->mac_idx = NO_INDX;
	- mlx4_warn((&priv->dev),
	- "No mac resources slave %d, port %d\n",
	- slave, port);
	- return err;
	- }
	- mlx4_dbg((&(priv->dev)), "alloc mac %llx idx %d slave %d port %d\n",
	- (unsigned long long) vp_oper->state.mac, vp_oper->mac_idx, slave, port);
	- }
	+ if (list_empty(vlan_list))
	+ return;
	+
	+ list_for_each_entry_safe(vlan, tmp_vlan, vlan_list, list) {
	+ list_del(&vlan->list);
	+ kfree(vlan);
	}
	- return 0;
	}

	-static void mlx4_master_deactivate_admin_state(struct mlx4_priv *priv, int slave)
	+static void mlx4_reset_vlan_admin_state(struct mlx4_dev *dev,
	+ int port, int slave)
	{
	- int port;
	- struct mlx4_vport_oper_state *vp_oper;
	+ struct mlx4_priv *priv = mlx4_priv(dev);

	- for (port = 1; port <= MLX4_MAX_PORTS; port++) {
	- vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
	- if (NO_INDX != vp_oper->vlan_idx) {
	- __mlx4_unregister_vlan(&priv->dev,
	- port, vp_oper->state.default_vlan);
	- vp_oper->vlan_idx = NO_INDX;
	- }
	- if (NO_INDX != vp_oper->mac_idx) {
	- __mlx4_unregister_mac(&priv->dev, port, vp_oper->state.mac);
	- vp_oper->mac_idx = NO_INDX;
	- }
	- }
	- return;
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ mlx4_reset_vlan_list(&priv->mfunc.master.vf_admin[slave].vport[port].vlan_set);
	+ priv->mfunc.master.vf_admin[slave].vport[port].vlan_set_counter = 0;
	+ priv->mfunc.master.vf_admin[slave].vport[port].vgt_policy = 0;
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	}

	-static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd,
	- u16 param, u8 toggle)
	+static void mlx4_reset_vlan_oper_state(struct mlx4_dev *dev,
	+ int port, int slave)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state;
	- u32 reply;
	- u8 is_going_down = 0;
	- int i;
	- unsigned long flags;

	- slave_state[slave].comm_toggle ^= 1;
	- reply = (u32) slave_state[slave].comm_toggle << 31;
	- if (toggle != slave_state[slave].comm_toggle) {
	- mlx4_warn(dev, "Incorrect toggle %d from slave %d. *** MASTER"
	- "STATE COMPROMISIED ***\n", toggle, slave);
	- goto reset_slave;
	- }
	- if (cmd == MLX4_COMM_CMD_RESET) {
	- mlx4_warn(dev, "Received reset from slave:%d\n", slave);
	- slave_state[slave].active = false;
	- slave_state[slave].old_vlan_api = false;
	- mlx4_master_deactivate_admin_state(priv, slave);
	- for (i = 0; i < MLX4_EVENT_TYPES_NUM; ++i) {
	- slave_state[slave].event_eq[i].eqn = -1;
	- slave_state[slave].event_eq[i].token = 0;
	- }
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ mlx4_reset_vlan_list(&priv->mfunc.master.vf_oper[slave].vport[port].state.vlan_set);
	+ priv->mfunc.master.vf_oper[slave].vport[port].state.vlan_set_counter = 0;
	+ priv->mfunc.master.vf_oper[slave].vport[port].state.vgt_policy = 0;
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+}
	+
	+int mlx4_reset_vlan_policy(struct mlx4_dev *dev, int port, int vf)
	+{
	+ int slave = mlx4_get_slave_indx(dev, vf);
	+
	+ if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED \|\|
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DMFS_TAG_MODE))
	+ return -EOPNOTSUPP;
	+
	+ if (slave < 0)
	+ return -EINVAL;
	+
	+ mlx4_reset_vlan_admin_state(dev, port, slave);
	+
	+ if (!mlx4_is_slave_active(dev, slave))
	+ mlx4_reset_vlan_oper_state(dev, port, slave);
	+ else
	+ mlx4_warn(dev,
	+ "New VLAN policy will be fully enabled after next VF %d reset\n",
	+ vf);
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_reset_vlan_policy);
	+
	+static int mlx4_master_activate_admin_vlan_policy(struct mlx4_dev *dev,
	+ int port,
	+ int vf,
	+ struct mlx4_vport_oper_state *vp_oper,
	+ struct mlx4_vport_state *vp_admin)
	+{
	+ struct mlx4_vlan_set_node vlan, oper;
	+ struct mlx4_vlan_set_node *new_oper_vlan = NULL;
	+ int found;
	+
	+ list_for_each_entry(vlan, &vp_admin->vlan_set, list) {
	+ found = 0;
	+ list_for_each_entry(oper, &vp_oper->state.vlan_set, list)
	+ if (oper->vlan_id == vlan->vlan_id) {
	+ found = 1;
	+ break;
	+ }
	+ if (found)
	+ continue;
	+
	+ new_oper_vlan = kzalloc(sizeof(*new_oper_vlan), GFP_KERNEL);
	+ if (!new_oper_vlan)
	+ return -ENOMEM;
	+ new_oper_vlan->vlan_id = vlan->vlan_id;
	+ list_add_tail(&new_oper_vlan->list, &vp_oper->state.vlan_set);
	+ vp_oper->state.vlan_set_counter++;
	+ }
	+ /* Enable VGT policy for current VF and disable VST */
	+ vp_oper->vlan_idx = NO_INDX;
	+ vp_oper->mac_idx = NO_INDX;
	+ vp_oper->state.default_vlan = MLX4_VGT;
	+ vp_oper->state.vgt_policy = 1;
	+ return 0;
	+}
	+
	+static void mlx4_set_default_port_qos(struct mlx4_dev *dev, int port)
	+{
	+ struct mlx4_qos_manager *port_qos_ctl;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ port_qos_ctl = &priv->mfunc.master.qos_ctl[port];
	+ bitmap_zero(port_qos_ctl->priority_bm, MLX4_NUM_UP);
	+
	+ /* Enable only default prio at PF init routine */
	+ set_bit(MLX4_DEFAULT_QOS_PRIO, port_qos_ctl->priority_bm);
	+}
	+
	+static void mlx4_allocate_port_vpps(struct mlx4_dev *dev, int port)
	+{
	+ int i;
	+ int err;
	+ int num_vfs;
	+ u16 availible_vpp;
	+ u8 vpp_param[MLX4_NUM_UP];
	+ struct mlx4_qos_manager *port_qos;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ err = mlx4_ALLOCATE_VPP_get(dev, port, &availible_vpp, vpp_param);
	+ if (err) {
	+ mlx4_info(dev, "Failed query availible VPPs\n");
	+ return;
	+ }
	+
	+ port_qos = &priv->mfunc.master.qos_ctl[port];
	+ num_vfs = (availible_vpp /
	+ bitmap_weight(port_qos->priority_bm, MLX4_NUM_UP));
	+
	+ for (i = 0; i < MLX4_NUM_UP; i++) {
	+ if (test_bit(i, port_qos->priority_bm))
	+ vpp_param[i] = num_vfs;
	+ }
	+
	+ err = mlx4_ALLOCATE_VPP_set(dev, port, vpp_param);
	+ if (err) {
	+ mlx4_info(dev, "Failed allocating VPPs\n");
	+ return;
	+ }
	+
	+ /* Query actual allocated VPP, just to make sure */
	+ err = mlx4_ALLOCATE_VPP_get(dev, port, &availible_vpp, vpp_param);
	+ if (err) {
	+ mlx4_info(dev, "Failed query availible VPPs\n");
	+ return;
	+ }
	+
	+ port_qos->num_of_qos_vfs = num_vfs;
	+ mlx4_dbg(dev, "Port %d Availible VPPs %d\n", port, availible_vpp);
	+
	+ for (i = 0; i < MLX4_NUM_UP; i++)
	+ mlx4_dbg(dev, "Port %d UP %d Allocated %d VPPs\n", port, i,
	+ vpp_param[i]);
	+}
	+
	+static int mlx4_master_activate_admin_state(struct mlx4_priv *priv, int slave)
	+{
	+ int port, err;
	+ struct mlx4_vport_state *vp_admin;
	+ struct mlx4_vport_oper_state *vp_oper;
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(
	+ &priv->dev, slave);
	+ int min_port = find_first_bit(actv_ports.ports,
	+ priv->dev.caps.num_ports) + 1;
	+ int max_port = min_port - 1 +
	+ bitmap_weight(actv_ports.ports, priv->dev.caps.num_ports);
	+
	+ for (port = min_port; port <= max_port; port++) {
	+ if (!test_bit(port - 1, actv_ports.ports))
	+ continue;
	+ priv->mfunc.master.vf_oper[slave].smi_enabled[port] =
	+ priv->mfunc.master.vf_admin[slave].enable_smi[port];
	+ vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
	+ vp_admin = &priv->mfunc.master.vf_admin[slave].vport[port];
	+ if (vp_admin->vgt_policy) {
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ mlx4_master_activate_admin_vlan_policy(&priv->dev, port,
	+ slave, vp_oper,
	+ vp_admin);
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ } else {
	+ vp_oper->state.default_qos = vp_admin->default_qos;
	+ vp_oper->state.default_vlan = vp_admin->default_vlan;
	+ vp_oper->state.link_state = vp_admin->link_state;
	+ vp_oper->state.mac = vp_admin->mac;
	+ vp_oper->state.spoofchk = vp_admin->spoofchk;
	+ vp_oper->state.tx_rate = vp_admin->tx_rate;
	+ vp_oper->state.vgt_policy = vp_admin->vgt_policy;
	+ if (MLX4_VGT != vp_admin->default_vlan) {
	+ err = __mlx4_register_vlan(&priv->dev, port,
	+ vp_admin->default_vlan,
	+ &(vp_oper->vlan_idx));
	+ if (err) {
	+ vp_oper->vlan_idx = NO_INDX;
	+ mlx4_warn((&priv->dev),
	+ "No vlan resorces slave %d, port %d\n",
	+ slave, port);
	+ return err;
	+ }
	+ mlx4_dbg((&(priv->dev)), "alloc vlan %d idx %d slave %d port %d\n",
	+ (int)(vp_oper->state.default_vlan),
	+ vp_oper->vlan_idx, slave, port);
	+ }
	+ }
	+ if (vp_admin->spoofchk) {
	+ vp_oper->mac_idx = __mlx4_register_mac(&priv->dev,
	+ port,
	+ vp_admin->mac);
	+ if (0 > vp_oper->mac_idx) {
	+ err = vp_oper->mac_idx;
	+ vp_oper->mac_idx = NO_INDX;
	+ mlx4_warn(&priv->dev,
	+ "No mac resources slave %d, port %d\n",
	+ slave, port);
	+ return err;
	+ }
	+ mlx4_dbg(&priv->dev, "alloc mac %llx idx %d slave %d port %d\n",
	+ (unsigned long long) vp_oper->state.mac, vp_oper->mac_idx, slave, port);
	+ }
	+ }
	+ return 0;
	+}
	+
	+static void mlx4_master_deactivate_admin_state(struct mlx4_priv *priv, int slave)
	+{
	+ int port;
	+ struct mlx4_vport_oper_state *vp_oper;
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(
	+ &priv->dev, slave);
	+ int min_port = find_first_bit(actv_ports.ports,
	+ priv->dev.caps.num_ports) + 1;
	+ int max_port = min_port - 1 +
	+ bitmap_weight(actv_ports.ports, priv->dev.caps.num_ports);
	+
	+
	+ for (port = min_port; port <= max_port; port++) {
	+ if (!test_bit(port - 1, actv_ports.ports))
	+ continue;
	+ priv->mfunc.master.vf_oper[slave].smi_enabled[port] =
	+ MLX4_VF_SMI_DISABLED;
	+ vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
	+ if (vp_oper->state.vgt_policy)
	+ mlx4_reset_vlan_oper_state(&priv->dev, port, slave);
	+ else if (NO_INDX != vp_oper->vlan_idx) {
	+ __mlx4_unregister_vlan(&priv->dev,
	+ port, vp_oper->state.default_vlan);
	+ vp_oper->vlan_idx = NO_INDX;
	+ }
	+ if (NO_INDX != vp_oper->mac_idx) {
	+ __mlx4_unregister_mac(&priv->dev, port, vp_oper->state.mac);
	+ vp_oper->mac_idx = NO_INDX;
	+ }
	+ }
	+ return;
	+}
	+
	+static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd,
	+ u16 param, u8 toggle)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state;
	+ u32 reply;
	+ u8 is_going_down = 0;
	+ int i;
	+ unsigned long flags;
	+
	+ slave_state[slave].comm_toggle ^= 1;
	+ reply = (u32) slave_state[slave].comm_toggle << 31;
	+ if (toggle != slave_state[slave].comm_toggle) {
	+ mlx4_warn(dev, "Incorrect toggle %d from slave %d. * MASTER STATE COMPROMISED *\n",
	+ toggle, slave);
	+ goto reset_slave;
	+ }
	+ if (cmd == MLX4_COMM_CMD_RESET) {
	+ mlx4_warn(dev, "Received reset from slave:%d\n", slave);
	+ slave_state[slave].active = false;
	+ slave_state[slave].old_vlan_api = false;
	+ mlx4_master_deactivate_admin_state(priv, slave);
	+ for (i = 0; i < MLX4_EVENT_TYPES_NUM; ++i) {
	+ slave_state[slave].event_eq[i].eqn = -1;
	+ slave_state[slave].event_eq[i].token = 0;
	+ }
	/*check if we are in the middle of FLR process,
	if so return "retry" status to the slave*/
	if (MLX4_COMM_CMD_FLR == slave_state[slave].last_cmd)
	@@ -1929,8 +2208,8 @@
	/command from slave in the middle of FLR/
	if (cmd != MLX4_COMM_CMD_RESET &&
	MLX4_COMM_CMD_FLR == slave_state[slave].last_cmd) {
	- mlx4_warn(dev, "slave:%d is Trying to run cmd (0x%x) "
	- "in the middle of FLR\n", slave, cmd);
	+ mlx4_warn(dev, "slave:%d is Trying to run cmd(0x%x) in the middle of FLR\n",
	+ slave, cmd);
	return;
	}

	@@ -1962,20 +2241,23 @@
	break;
	case MLX4_COMM_CMD_VHCR_POST:
	if ((slave_state[slave].last_cmd != MLX4_COMM_CMD_VHCR_EN) &&
	- (slave_state[slave].last_cmd != MLX4_COMM_CMD_VHCR_POST))
	+ (slave_state[slave].last_cmd != MLX4_COMM_CMD_VHCR_POST)) {
	+ mlx4_warn(dev, "slave:%d is out of sync, cmd=0x%x, last command=0x%x, reset is needed\n",
	+ slave, cmd, slave_state[slave].last_cmd);
	goto reset_slave;
	+ }

	mutex_lock(&priv->cmd.slave_cmd_mutex);
	if (mlx4_master_process_vhcr(dev, slave, NULL)) {
	- mlx4_err(dev, "Failed processing vhcr for slave: %d,"
	- " resetting slave.\n", slave);
	+ mlx4_err(dev, "Failed processing vhcr for slave:%d, resetting slave\n",
	+ slave);
	mutex_unlock(&priv->cmd.slave_cmd_mutex);
	goto reset_slave;
	}
	mutex_unlock(&priv->cmd.slave_cmd_mutex);
	break;
	default:
	- mlx4_warn(dev, "Bad comm cmd: %d from slave: %d\n", cmd, slave);
	+ mlx4_warn(dev, "Bad comm cmd:%d from slave:%d\n", cmd, slave);
	goto reset_slave;
	}
	spin_lock_irqsave(&priv->mfunc.master.slave_state_lock, flags);
	@@ -1985,8 +2267,7 @@
	is_going_down = 1;
	spin_unlock_irqrestore(&priv->mfunc.master.slave_state_lock, flags);
	if (is_going_down) {
	- mlx4_warn(dev, "Slave is going down aborting command (%d)"
	- " executing from slave: %d\n",
	+ mlx4_warn(dev, "Slave is going down aborting command(%d) executing from slave:%d\n",
	cmd, slave);
	return;
	}
	@@ -1998,13 +2279,26 @@

	reset_slave:
	/* cleanup any slave resources */
	- mlx4_delete_all_resources_for_slave(dev, slave);
	+ if (dev->persist->interface_state & MLX4_INTERFACE_STATE_UP)
	+ mlx4_delete_all_resources_for_slave(dev, slave);
	+
	+ if (cmd != MLX4_COMM_CMD_RESET) {
	+ mlx4_warn(dev, "Turn on internal error to force reset, slave=%d, cmd=0x%x\n",
	+ slave, cmd);
	+ /* Turn on internal error letting slave reset itself immeditaly,
	+ * otherwise it might take till timeout on command is passed
	+ */
	+ reply \|= ((u32)COMM_CHAN_EVENT_INTERNAL_ERR);
	+ }
	+
	spin_lock_irqsave(&priv->mfunc.master.slave_state_lock, flags);
	if (!slave_state[slave].is_slave_going_down)
	slave_state[slave].last_cmd = MLX4_COMM_CMD_RESET;
	spin_unlock_irqrestore(&priv->mfunc.master.slave_state_lock, flags);
	/with slave in the middle of flr, no need to clean resources again./
	inform_slave_state:
	+ memset(&slave_state[slave].event_eq, 0,
	+ sizeof(struct mlx4_slave_event_eq_info));
	__raw_writel((__force u32) cpu_to_be32(reply),
	&priv->mfunc.comm[slave].slave_read);
	wmb();
	@@ -2047,10 +2341,9 @@
	if (toggle != slt) {
	if (master->slave_state[slave].comm_toggle
	!= slt) {
	- mlx4_info(dev, "slave %d out of sync."
	- " read toggle %d, state toggle %d. "
	- "Resynching.\n", slave, slt,
	- master->slave_state[slave].comm_toggle);
	+ pr_info("slave %d out of sync. read toggle %d, state toggle %d. Resynching.\n",
	+ slave, slt,
	+ master->slave_state[slave].comm_toggle);
	master->slave_state[slave].comm_toggle =
	slt;
	}
	@@ -2058,30 +2351,13 @@
	comm_cmd >> 16 & 0xff,
	comm_cmd & 0xffff, toggle);
	++served;
	- } else
	- mlx4_err(dev, "slave %d out of sync."
	- " read toggle %d, write toggle %d.\n", slave, slt,
	- toggle);
	+ }
	}
	}

	if (reported && reported != served)
	- mlx4_warn(dev, "Got command event with bitmask from %d slaves"
	- " but %d were served\n",
	+ mlx4_warn(dev, "Got command event with bitmask from %d slaves but %d were served\n",
	reported, served);
	-}
	-/* master command processing */
	-void mlx4_master_arm_comm_channel(struct work_struct *work)
	-{
	- struct mlx4_mfunc_master_ctx *master =
	- container_of(work,
	- struct mlx4_mfunc_master_ctx,
	- arm_comm_work);
	- struct mlx4_mfunc *mfunc =
	- container_of(master, struct mlx4_mfunc, master);
	- struct mlx4_priv *priv =
	- container_of(mfunc, struct mlx4_priv, mfunc);
	- struct mlx4_dev *dev = &priv->dev;

	if (mlx4_ARM_COMM_CHANNEL(dev))
	mlx4_warn(dev, "Failed to arm comm channel events\n");
	@@ -2090,17 +2366,28 @@
	static int sync_toggles(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- int wr_toggle;
	- int rd_toggle;
	+ u32 wr_toggle;
	+ u32 rd_toggle;
	unsigned long end;

	- wr_toggle = swab32(readl(&priv->mfunc.comm->slave_write)) >> 31;
	- end = jiffies + msecs_to_jiffies(5000);
	+ wr_toggle = swab32(readl(&priv->mfunc.comm->slave_write));
	+ if (wr_toggle == 0xffffffff)
	+ end = jiffies + msecs_to_jiffies(30000);
	+ else
	+ end = jiffies + msecs_to_jiffies(5000);

	while (time_before(jiffies, end)) {
	- rd_toggle = swab32(readl(&priv->mfunc.comm->slave_read)) >> 31;
	- if (rd_toggle == wr_toggle) {
	- priv->cmd.comm_toggle = rd_toggle;
	+ rd_toggle = swab32(readl(&priv->mfunc.comm->slave_read));
	+ if (wr_toggle == 0xffffffff \|\| rd_toggle == 0xffffffff) {
	+ /* PCI might be offline */
	+ msleep(100);
	+ wr_toggle = swab32(readl(&priv->mfunc.comm->
	+ slave_write));
	+ continue;
	+ }
	+
	+ if (rd_toggle >> 31 == wr_toggle >> 31) {
	+ priv->cmd.comm_toggle = rd_toggle >> 31;
	return 0;
	}

	@@ -2129,21 +2416,28 @@

	if (mlx4_is_master(dev))
	priv->mfunc.comm =
	- ioremap(pci_resource_start(dev->pdev, priv->fw.comm_bar) +
	+ ioremap(pci_resource_start(dev->persist->pdev,
	+ priv->fw.comm_bar) +
	priv->fw.comm_base, MLX4_COMM_PAGESIZE);
	else
	priv->mfunc.comm =
	- ioremap(pci_resource_start(dev->pdev, 2) +
	+ ioremap(pci_resource_start(dev->persist->pdev, 2) +
	MLX4_SLAVE_COMM_BASE, MLX4_COMM_PAGESIZE);
	if (!priv->mfunc.comm) {
	- mlx4_err(dev, "Couldn't map communication vector.\n");
	+ mlx4_err(dev, "Couldn't map communication vector\n");
	goto err_vhcr;
	}

	if (mlx4_is_master(dev)) {
	+ struct mlx4_vf_oper_state *vf_oper;
	+ struct mlx4_vf_admin_state *vf_admin;
	+
	priv->mfunc.master.slave_state =
	kzalloc(dev->num_slaves *
	sizeof(struct mlx4_slave_state), GFP_KERNEL);
	+ for (i = 0; i < dev->num_slaves; i++)
	+ priv->mfunc.master.slave_state[i].slave_gid_type = MLX4_ROCE_GID_TYPE_INVALID;
	+
	if (!priv->mfunc.master.slave_state)
	goto err_comm;

	@@ -2160,6 +2454,8 @@
	goto err_comm_oper;

	for (i = 0; i < dev->num_slaves; ++i) {
	+ vf_admin = &priv->mfunc.master.vf_admin[i];
	+ vf_oper = &priv->mfunc.master.vf_oper[i];
	s_state = &priv->mfunc.master.slave_state[i];
	s_state->last_cmd = MLX4_COMM_CMD_RESET;
	mutex_init(&priv->mfunc.master.gen_eqe_mutex[i]);
	@@ -2171,6 +2467,9 @@
	&priv->mfunc.comm[i].slave_read);
	mmiowb();
	for (port = 1; port <= MLX4_MAX_PORTS; port++) {
	+ struct mlx4_vport_state *admin_vport;
	+ struct mlx4_vport_state *oper_vport;
	+
	s_state->vlan_filter[port] =
	kzalloc(sizeof(struct mlx4_vlan_fltr),
	GFP_KERNEL);
	@@ -2179,21 +2478,37 @@
	kfree(s_state->vlan_filter[port]);
	goto err_slaves;
	}
	+
	+ admin_vport = &vf_admin->vport[port];
	+ oper_vport = &vf_oper->vport[port].state;
	INIT_LIST_HEAD(&s_state->mcast_filters[port]);
	- priv->mfunc.master.vf_admin[i].vport[port].default_vlan = MLX4_VGT;
	- priv->mfunc.master.vf_oper[i].vport[port].state.default_vlan = MLX4_VGT;
	- priv->mfunc.master.vf_oper[i].vport[port].vlan_idx = NO_INDX;
	- priv->mfunc.master.vf_oper[i].vport[port].mac_idx = NO_INDX;
	+ admin_vport->default_vlan = MLX4_VGT;
	+ oper_vport->default_vlan = MLX4_VGT;
	+ admin_vport->qos_vport =
	+ MLX4_VPP_DEFAULT_VPORT;
	+ vf_oper->vport[port].vlan_idx = NO_INDX;
	+ vf_oper->vport[port].mac_idx = NO_INDX;
	+ mlx4_set_random_admin_guid(dev, i, port);
	+ mutex_init(&priv->mfunc.master.vlan_set_lock[i]);
	+ INIT_LIST_HEAD(&priv->mfunc.master.vf_oper[i].vport[port].state.vlan_set);
	+ INIT_LIST_HEAD(&priv->mfunc.master.vf_admin[i].vport[port].vlan_set);
	}
	spin_lock_init(&s_state->lock);
	}

	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_QOS_VPP) {
	+ for (port = 1; port <= dev->caps.num_ports; port++) {
	+ if (mlx4_is_eth(dev, port)) {
	+ mlx4_set_default_port_qos(dev, port);
	+ mlx4_allocate_port_vpps(dev, port);
	+ }
	+ }
	+ }
	+
	memset(&priv->mfunc.master.cmd_eqe, 0, dev->caps.eqe_size);
	priv->mfunc.master.cmd_eqe.type = MLX4_EVENT_TYPE_CMD;
	INIT_WORK(&priv->mfunc.master.comm_work,
	mlx4_master_comm_channel);
	- INIT_WORK(&priv->mfunc.master.arm_comm_work,
	- mlx4_master_arm_comm_channel);
	INIT_WORK(&priv->mfunc.master.slave_event_work,
	mlx4_gen_slave_eqe);
	INIT_WORK(&priv->mfunc.master.slave_flr_event_work,
	@@ -2208,13 +2523,6 @@
	if (mlx4_init_resource_tracker(dev))
	goto err_thread;

	- err = mlx4_ARM_COMM_CHANNEL(dev);
	- if (err) {
	- mlx4_err(dev, " Failed to arm comm channel eq: %x\n",
	- err);
	- goto err_resource;
	- }
	-
	} else {
	err = sync_toggles(dev);
	if (err) {
	@@ -2224,8 +2532,6 @@
	}
	return 0;

	-err_resource:
	- mlx4_free_resource_tracker(dev, RES_TR_FREE_ALL);
	err_thread:
	flush_workqueue(priv->mfunc.master.comm_wq);
	destroy_workqueue(priv->mfunc.master.comm_wq);
	@@ -2241,10 +2547,11 @@
	kfree(priv->mfunc.master.slave_state);
	err_comm:
	iounmap(priv->mfunc.comm);
	+ priv->mfunc.comm = NULL;
	err_vhcr:
	- dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
	- priv->mfunc.vhcr,
	- priv->mfunc.vhcr_dma);
	+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
	+ priv->mfunc.vhcr,
	+ priv->mfunc.vhcr_dma);
	priv->mfunc.vhcr = NULL;
	return -ENOMEM;
	}
	@@ -2252,55 +2559,85 @@
	int mlx4_cmd_init(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	+ int flags = 0;
	+
	+ if (!priv->cmd.initialized) {
	+ init_rwsem(&priv->cmd.switch_sem);
	+ mutex_init(&priv->cmd.slave_cmd_mutex);
	+ sema_init(&priv->cmd.poll_sem, 1);
	+ priv->cmd.use_events = 0;
	+ priv->cmd.toggle = 1;
	+ priv->cmd.initialized = 1;
	+ flags \|= MLX4_CMD_CLEANUP_STRUCT;
	+ }

	- mutex_init(&priv->cmd.hcr_mutex);
	- mutex_init(&priv->cmd.slave_cmd_mutex);
	- sema_init(&priv->cmd.poll_sem, 1);
	- priv->cmd.use_events = 0;
	- priv->cmd.toggle = 1;
	-
	- priv->cmd.hcr = NULL;
	- priv->mfunc.vhcr = NULL;
	-
	- if (!mlx4_is_slave(dev)) {
	- priv->cmd.hcr = ioremap(pci_resource_start(dev->pdev, 0) +
	- MLX4_HCR_BASE, MLX4_HCR_SIZE);
	+ if (!mlx4_is_slave(dev) && !priv->cmd.hcr) {
	+ priv->cmd.hcr = ioremap(pci_resource_start(dev->persist->pdev,
	+ 0) + MLX4_HCR_BASE, MLX4_HCR_SIZE);
	if (!priv->cmd.hcr) {
	- mlx4_err(dev, "Couldn't map command register.\n");
	- return -ENOMEM;
	+ mlx4_err(dev, "Couldn't map command register\n");
	+ goto err;
	}
	+ flags \|= MLX4_CMD_CLEANUP_HCR;
	}

	- if (mlx4_is_mfunc(dev)) {
	- priv->mfunc.vhcr = dma_alloc_coherent(&(dev->pdev->dev), PAGE_SIZE,
	+ if (mlx4_is_mfunc(dev) && !priv->mfunc.vhcr) {
	+ priv->mfunc.vhcr = dma_alloc_coherent(&dev->persist->pdev->dev,
	+ PAGE_SIZE,
	&priv->mfunc.vhcr_dma,
	GFP_KERNEL);
	- if (!priv->mfunc.vhcr) {
	- mlx4_err(dev, "Couldn't allocate VHCR.\n");
	- goto err_hcr;
	- }
	+ if (!priv->mfunc.vhcr)
	+ goto err;
	+
	+ flags \|= MLX4_CMD_CLEANUP_VHCR;
	}

	- priv->cmd.pool = pci_pool_create("mlx4_cmd", dev->pdev,
	- MLX4_MAILBOX_SIZE,
	- MLX4_MAILBOX_SIZE, 0);
	- if (!priv->cmd.pool)
	- goto err_vhcr;
	+ if (!priv->cmd.pool) {
	+ priv->cmd.pool = pci_pool_create("mlx4_cmd",
	+ dev->persist->pdev,
	+ MLX4_MAILBOX_SIZE,
	+ MLX4_MAILBOX_SIZE, 0);
	+ if (!priv->cmd.pool)
	+ goto err;

	- return 0;
	+ flags \|= MLX4_CMD_CLEANUP_POOL;
	+ }

	-err_vhcr:
	- if (mlx4_is_mfunc(dev))
	- dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
	- priv->mfunc.vhcr, priv->mfunc.vhcr_dma);
	- priv->mfunc.vhcr = NULL;
	+ return 0;

	-err_hcr:
	- if (!mlx4_is_slave(dev))
	- iounmap(priv->cmd.hcr);
	+err:
	+ mlx4_cmd_cleanup(dev, flags);
	return -ENOMEM;
	}

	+void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int slave;
	+ u32 slave_read;
	+
	+ /* If the comm channel has not yet been initialized,
	+ * skip reporting the internal error event to all
	+ * the communication channels.
	+ */
	+ if (!priv->mfunc.comm)
	+ return;
	+
	+ /* Report an internal error event to all
	+ * communication channels.
	+ */
	+ for (slave = 0; slave < dev->num_slaves; slave++) {
	+ slave_read = swab32(readl(&priv->mfunc.comm[slave].slave_read));
	+ slave_read \|= (u32)COMM_CHAN_EVENT_INTERNAL_ERR;
	+ __raw_writel((__force u32)cpu_to_be32(slave_read),
	+ &priv->mfunc.comm[slave].slave_read);
	+ /* Make sure that our comm channel write doesn't
	+ * get mixed in with writes from another CPU.
	+ */
	+ mmiowb();
	+ }
	+}
	+
	void mlx4_multi_func_cleanup(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	@@ -2310,29 +2647,43 @@
	flush_workqueue(priv->mfunc.master.comm_wq);
	destroy_workqueue(priv->mfunc.master.comm_wq);
	for (i = 0; i < dev->num_slaves; i++) {
	- for (port = 1; port <= MLX4_MAX_PORTS; port++)
	+ for (port = 1; port <= MLX4_MAX_PORTS; port++) {
	kfree(priv->mfunc.master.slave_state[i].vlan_filter[port]);
	+ mlx4_reset_vlan_oper_state(dev, port, i);
	+ }
	}
	kfree(priv->mfunc.master.slave_state);
	kfree(priv->mfunc.master.vf_admin);
	kfree(priv->mfunc.master.vf_oper);
	+ dev->num_slaves = 0;
	}

	iounmap(priv->mfunc.comm);
	+ priv->mfunc.comm = NULL;
	}

	-void mlx4_cmd_cleanup(struct mlx4_dev *dev)
	+void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);

	- pci_pool_destroy(priv->cmd.pool);
	+ if (priv->cmd.pool && (cleanup_mask & MLX4_CMD_CLEANUP_POOL)) {
	+ pci_pool_destroy(priv->cmd.pool);
	+ priv->cmd.pool = NULL;
	+ }

	- if (!mlx4_is_slave(dev))
	+ if (!mlx4_is_slave(dev) && priv->cmd.hcr &&
	+ (cleanup_mask & MLX4_CMD_CLEANUP_HCR)) {
	iounmap(priv->cmd.hcr);
	- if (mlx4_is_mfunc(dev))
	- dma_free_coherent(&(dev->pdev->dev), PAGE_SIZE,
	+ priv->cmd.hcr = NULL;
	+ }
	+ if (mlx4_is_mfunc(dev) && priv->mfunc.vhcr &&
	+ (cleanup_mask & MLX4_CMD_CLEANUP_VHCR)) {
	+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
	priv->mfunc.vhcr, priv->mfunc.vhcr_dma);
	- priv->mfunc.vhcr = NULL;
	+ priv->mfunc.vhcr = NULL;
	+ }
	+ if (priv->cmd.initialized && (cleanup_mask & MLX4_CMD_CLEANUP_STRUCT))
	+ priv->cmd.initialized = 0;
	}

	/*
	@@ -2351,9 +2702,15 @@
	if (!priv->cmd.context)
	return -ENOMEM;

	+ down_write(&priv->cmd.switch_sem);
	for (i = 0; i < priv->cmd.max_cmds; ++i) {
	priv->cmd.context[i].token = i;
	priv->cmd.context[i].next = i + 1;
	+ /* To support fatal error flow, initialize all
	+ * cmd contexts to allow simulating completions
	+ * with complete() at any time.
	+ */
	+ init_completion(&priv->cmd.context[i].done);
	}

	priv->cmd.context[priv->cmd.max_cmds - 1].next = -1;
	@@ -2370,6 +2727,7 @@

	down(&priv->cmd.poll_sem);
	priv->cmd.use_events = 1;
	+ up_write(&priv->cmd.switch_sem);

	return err;
	}
	@@ -2382,6 +2740,7 @@
	struct mlx4_priv *priv = mlx4_priv(dev);
	int i;

	+ down_write(&priv->cmd.switch_sem);
	priv->cmd.use_events = 0;

	for (i = 0; i < priv->cmd.max_cmds; ++i)
	@@ -2390,6 +2749,7 @@
	kfree(priv->cmd.context);

	up(&priv->cmd.poll_sem);
	+ up_write(&priv->cmd.switch_sem);
	}

	struct mlx4_cmd_mailbox mlx4_alloc_cmd_mailbox(struct mlx4_dev dev)
	@@ -2429,16 +2789,256 @@
	return ((u32) CMD_CHAN_IF_REV << 8) \| (u32) CMD_CHAN_VER;
	}

	-static int mlx4_get_slave_indx(struct mlx4_dev *dev, int vf)
	+int mlx4_get_slave_indx(struct mlx4_dev *dev, int vf)
	{
	- if ((vf < 0) \|\| (vf >= dev->num_vfs)) {
	- mlx4_err(dev, "Bad vf number:%d (number of activated vf: %d)\n", vf, dev->num_vfs);
	+ if ((vf < 0) \|\| (vf >= dev->persist->num_vfs)) {
	+ mlx4_err(dev, "Bad vf number:%d (number of activated vf: %d)\n",
	+ vf, dev->persist->num_vfs);
	return -EINVAL;
	}
	- return (vf+1);
	+
	+ return vf+1;
	}

	-int mlx4_set_vf_mac(struct mlx4_dev dev, int port, int vf, u8 mac)
	+int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave)
	+{
	+ if (slave < 1 \|\| slave > dev->persist->num_vfs) {
	+ mlx4_err(dev,
	+ "Bad slave number:%d (number of activated slaves: %lu)\n",
	+ slave, dev->num_slaves);
	+ return -EINVAL;
	+ }
	+ return slave - 1;
	+}
	+
	+void mlx4_cmd_wake_completions(struct mlx4_dev *dev)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_cmd_context *context;
	+ int i;
	+
	+ spin_lock(&priv->cmd.context_lock);
	+ if (priv->cmd.context) {
	+ for (i = 0; i < priv->cmd.max_cmds; ++i) {
	+ context = &priv->cmd.context[i];
	+ context->fw_status = CMD_STAT_INTERNAL_ERR;
	+ context->result =
	+ mlx4_status_to_errno(CMD_STAT_INTERNAL_ERR);
	+ complete(&context->done);
	+ }
	+ }
	+ spin_unlock(&priv->cmd.context_lock);
	+}
	+
	+struct mlx4_active_ports mlx4_get_active_ports(struct mlx4_dev *dev, int slave)
	+{
	+ struct mlx4_active_ports actv_ports;
	+ int vf;
	+
	+ bitmap_zero(actv_ports.ports, MLX4_MAX_PORTS);
	+
	+ if (slave == 0) {
	+ bitmap_fill(actv_ports.ports, dev->caps.num_ports);
	+ return actv_ports;
	+ }
	+
	+ vf = mlx4_get_vf_indx(dev, slave);
	+ if (vf < 0)
	+ return actv_ports;
	+
	+ bitmap_set(actv_ports.ports, dev->dev_vfs[vf].min_port - 1,
	+ min((int)dev->dev_vfs[mlx4_get_vf_indx(dev, slave)].n_ports,
	+ dev->caps.num_ports));
	+
	+ return actv_ports;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_get_active_ports);
	+
	+int mlx4_slave_convert_port(struct mlx4_dev *dev, int slave, int port)
	+{
	+ unsigned n;
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(dev, slave);
	+ unsigned m = bitmap_weight(actv_ports.ports, dev->caps.num_ports);
	+
	+ if (port <= 0 \|\| port > m)
	+ return -EINVAL;
	+
	+ n = find_first_bit(actv_ports.ports, dev->caps.num_ports);
	+ if (port <= n)
	+ port = n + 1;
	+
	+ return port;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_slave_convert_port);
	+
	+int mlx4_phys_to_slave_port(struct mlx4_dev *dev, int slave, int port)
	+{
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(dev, slave);
	+ if (test_bit(port - 1, actv_ports.ports))
	+ return port -
	+ find_first_bit(actv_ports.ports, dev->caps.num_ports);
	+
	+ return -1;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_phys_to_slave_port);
	+
	+struct mlx4_slaves_pport mlx4_phys_to_slaves_pport(struct mlx4_dev *dev,
	+ int port)
	+{
	+ unsigned i;
	+ struct mlx4_slaves_pport slaves_pport;
	+
	+ bitmap_zero(slaves_pport.slaves, MLX4_MFUNC_MAX);
	+
	+ if (port <= 0 \|\| port > dev->caps.num_ports)
	+ return slaves_pport;
	+
	+ for (i = 0; i < dev->persist->num_vfs + 1; i++) {
	+ struct mlx4_active_ports actv_ports =
	+ mlx4_get_active_ports(dev, i);
	+ if (test_bit(port - 1, actv_ports.ports))
	+ set_bit(i, slaves_pport.slaves);
	+ }
	+
	+ return slaves_pport;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_phys_to_slaves_pport);
	+
	+struct mlx4_slaves_pport mlx4_phys_to_slaves_pport_actv(
	+ struct mlx4_dev *dev,
	+ const struct mlx4_active_ports *crit_ports)
	+{
	+ unsigned i;
	+ struct mlx4_slaves_pport slaves_pport;
	+
	+ bitmap_zero(slaves_pport.slaves, MLX4_MFUNC_MAX);
	+
	+ for (i = 0; i < dev->persist->num_vfs + 1; i++) {
	+ struct mlx4_active_ports actv_ports =
	+ mlx4_get_active_ports(dev, i);
	+ if (bitmap_equal(crit_ports->ports, actv_ports.ports,
	+ dev->caps.num_ports))
	+ set_bit(i, slaves_pport.slaves);
	+ }
	+
	+ return slaves_pport;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_phys_to_slaves_pport_actv);
	+
	+static int mlx4_slaves_closest_port(struct mlx4_dev *dev, int slave, int port)
	+{
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(dev, slave);
	+ int min_port = find_first_bit(actv_ports.ports, dev->caps.num_ports)
	+ + 1;
	+ int max_port = min_port +
	+ bitmap_weight(actv_ports.ports, dev->caps.num_ports);
	+
	+ if (port < min_port)
	+ port = min_port;
	+ else if (port >= max_port)
	+ port = max_port - 1;
	+
	+ return port;
	+}
	+
	+static int mlx4_set_vport_qos(struct mlx4_priv *priv, int slave, int port,
	+ int max_tx_rate)
	+{
	+ int i;
	+ int err;
	+ struct mlx4_qos_manager *port_qos;
	+ struct mlx4_dev *dev = &priv->dev;
	+ struct mlx4_vport_qos_param vpp_qos[MLX4_NUM_UP];
	+
	+ port_qos = &priv->mfunc.master.qos_ctl[port];
	+ memset(vpp_qos, 0, sizeof(struct mlx4_vport_qos_param) * MLX4_NUM_UP);
	+
	+ if (slave > port_qos->num_of_qos_vfs) {
	+ mlx4_info(dev, "No availible VPP resources for this VF\n");
	+ return -EINVAL;
	+ }
	+
	+ /* Query for default QoS values from Vport 0 is needed */
	+ err = mlx4_SET_VPORT_QOS_get(dev, port, 0, vpp_qos);
	+ if (err) {
	+ mlx4_info(dev, "Failed to query Vport 0 QoS values\n");
	+ return err;
	+ }
	+
	+ for (i = 0; i < MLX4_NUM_UP; i++) {
	+ if (test_bit(i, port_qos->priority_bm) && max_tx_rate) {
	+ vpp_qos[i].max_avg_bw = max_tx_rate;
	+ vpp_qos[i].enable = 1;
	+ } else {
	+ /* if user supplied tx_rate == 0, meaning no rate limit
	+ * configuration is required. so we are leaving the
	+ * value of max_avg_bw as queried from Vport 0.
	+ */
	+ vpp_qos[i].enable = 0;
	+ }
	+ }
	+
	+ err = mlx4_SET_VPORT_QOS_set(dev, port, slave, vpp_qos);
	+ if (err) {
	+ mlx4_info(dev, "Failed to set Vport %d QoS values\n", slave);
	+ return err;
	+ }
	+
	+ return 0;
	+}
	+
	+static bool mlx4_is_vf_vst_and_prio_qos(struct mlx4_dev *dev, int port,
	+ struct mlx4_vport_state *vf_admin)
	+{
	+ struct mlx4_qos_manager *info;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (!mlx4_is_master(dev) \|\|
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_QOS_VPP))
	+ return false;
	+
	+ info = &priv->mfunc.master.qos_ctl[port];
	+
	+ if (vf_admin->default_vlan != MLX4_VGT &&
	+ test_bit(vf_admin->default_qos, info->priority_bm))
	+ return true;
	+
	+ return false;
	+}
	+
	+static bool mlx4_valid_vf_state_change(struct mlx4_dev *dev, int port,
	+ struct mlx4_vport_state *vf_admin,
	+ int vlan, int qos)
	+{
	+ struct mlx4_vport_state dummy_admin = {0};
	+
	+ if (!mlx4_is_vf_vst_and_prio_qos(dev, port, vf_admin) \|\|
	+ !vf_admin->tx_rate)
	+ return true;
	+
	+ dummy_admin.default_qos = qos;
	+ dummy_admin.default_vlan = vlan;
	+
	+ /* VF wants to move to other VST state which is valid with current
	+ * rate limit. Either differnt default vlan in VST or other
	+ * supported QoS priority. Otherwise we don't allow this change when
	+ * the TX rate is still configured.
	+ */
	+ if (mlx4_is_vf_vst_and_prio_qos(dev, port, &dummy_admin))
	+ return true;
	+
	+ mlx4_info(dev, "Cannot change VF state to %s while rate is set\n",
	+ (vlan == MLX4_VGT) ? "VGT" : "VST");
	+
	+ if (vlan != MLX4_VGT)
	+ mlx4_info(dev, "VST priority %d not supported for QoS\n", qos);
	+
	+ mlx4_info(dev, "Please set rate to 0 prior to this VF state change\n");
	+
	+ return false;
	+}
	+
	+int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_vport_state *s_info;
	@@ -2451,8 +3051,9 @@
	if (slave < 0)
	return -EINVAL;

	+ port = mlx4_slaves_closest_port(dev, slave, port);
	s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
	- s_info->mac = mlx4_mac_to_u64(mac);
	+ s_info->mac = mac;
	mlx4_info(dev, "default mac on vf %d port %d to %llX will take afect only after vf restart\n",
	vf, port, (unsigned long long) s_info->mac);
	return 0;
	@@ -2462,13 +3063,13 @@
	int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- struct mlx4_vport_oper_state *vf_oper;
	struct mlx4_vport_state *vf_admin;
	+ struct mlx4_vport_oper_state *vf_oper;
	int slave;

	if ((!mlx4_is_master(dev)) \|\|
	!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_VLAN_CONTROL))
	- return -EPROTONOSUPPORT;
	+ return -EOPNOTSUPP;

	if ((vlan > 4095) \|\| (qos > 7))
	return -EINVAL;
	@@ -2477,34 +3078,116 @@
	if (slave < 0)
	return -EINVAL;

	+ port = mlx4_slaves_closest_port(dev, slave, port);
	vf_admin = &priv->mfunc.master.vf_admin[slave].vport[port];
	vf_oper = &priv->mfunc.master.vf_oper[slave].vport[port];

	+ if (vf_oper->state.vgt_policy) {
	+ mlx4_info(dev,
	+ "According to VLAN policy for VF %d port %d %s default VLAN can't be set\n",
	+ vf, port, (vlan == 4095) ? "VGT" : "VST");
	+ return -EPERM;
	+ }
	+
	+ if (!mlx4_valid_vf_state_change(dev, port, vf_admin, vlan, qos))
	+ return -EPERM;
	+
	if ((0 == vlan) && (0 == qos))
	vf_admin->default_vlan = MLX4_VGT;
	else
	vf_admin->default_vlan = vlan;
	vf_admin->default_qos = qos;

	- if (priv->mfunc.master.slave_state[slave].active &&
	- dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_UPDATE_QP) {
	- mlx4_info(dev, "updating vf %d port %d config params immediately\n",
	+ /* If rate was configured prior to VST, we saved the configured rate
	+ * in vf_admin->rate and now, if priority supported we enforce the QoS
	+ */
	+ if (mlx4_is_vf_vst_and_prio_qos(dev, port, vf_admin) &&
	+ vf_admin->tx_rate)
	+ vf_admin->qos_vport = slave;
	+
	+ if (mlx4_master_immediate_activate_vlan_qos(priv, slave, port))
	+ mlx4_info(dev,
	+ "updating vf %d port %d config will take effect on next VF restart\n",
	vf, port);
	- mlx4_master_immediate_activate_vlan_qos(priv, slave, port);
	- }
	return 0;
	}
	EXPORT_SYMBOL_GPL(mlx4_set_vf_vlan);

	+int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate,
	+ int max_tx_rate)
	+{
	+ int err;
	+ int slave;
	+ struct mlx4_vport_state *vf_admin;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (!mlx4_is_master(dev) \|\|
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_QOS_VPP))
	+ return -EPROTONOSUPPORT;
	+
	+ if (min_tx_rate) {
	+ mlx4_info(dev, "Minimum BW share not supported\n");
	+ return -EPROTONOSUPPORT;
	+ }
	+
	+ slave = mlx4_get_slave_indx(dev, vf);
	+ if (slave < 0)
	+ return -EINVAL;
	+
	+ port = mlx4_slaves_closest_port(dev, slave, port);
	+ vf_admin = &priv->mfunc.master.vf_admin[slave].vport[port];
	+
	+ err = mlx4_set_vport_qos(priv, slave, port, max_tx_rate);
	+ if (err) {
	+ mlx4_info(dev, "vf %d failed to set rate %d\n", vf,
	+ max_tx_rate);
	+ return err;
	+ }
	+
	+ vf_admin->tx_rate = max_tx_rate;
	+ /* if VF is not in supported mode (VST with supported prio),
	+ * we do not change vport configuration for its QPs, but save
	+ * the rate, so it will be enforced when it moves to supported
	+ * mode next time.
	+ */
	+ if (!mlx4_is_vf_vst_and_prio_qos(dev, port, vf_admin)) {
	+ mlx4_info(dev,
	+ "rate set for VF %d when not in valid state\n", vf);
	+
	+ if (vf_admin->default_vlan != MLX4_VGT)
	+ mlx4_info(dev, "VST priority not supported by QoS\n");
	+ else
	+ mlx4_info(dev, "VF in VGT mode (needed VST)\n");
	+
	+ mlx4_info(dev,
	+ "rate %d take affect when VF moves to valid state\n",
	+ max_tx_rate);
	+ return 0;
	+ }
	+
	+ /* If user sets rate 0 assigning default vport for its QPs */
	+ vf_admin->qos_vport = max_tx_rate ? slave : MLX4_VPP_DEFAULT_VPORT;
	+
	+ if (priv->mfunc.master.slave_state[slave].active &&
	+ dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_UPDATE_QP)
	+ mlx4_master_immediate_activate_vlan_qos(priv, slave, port);
	+
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_set_vf_rate);
	+
	/* mlx4_get_slave_default_vlan -
	- * retrun true if VST ( default vlan)
	- * if VST will fill vlan & qos (if not NULL) */
	-bool mlx4_get_slave_default_vlan(struct mlx4_dev dev, int port, int slave, u16 vlan, u8 *qos)
	+ * return true if VST ( default vlan)
	+ * if VST, will return vlan & qos (if not NULL)
	+ */
	+bool mlx4_get_slave_default_vlan(struct mlx4_dev *dev, int port, int slave,
	+ u16 vlan, u8 qos)
	{
	struct mlx4_vport_oper_state *vp_oper;
	struct mlx4_priv *priv;

	priv = mlx4_priv(dev);
	+ port = mlx4_slaves_closest_port(dev, slave, port);
	vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];

	if (MLX4_VGT != vp_oper->state.default_vlan) {
	@@ -2532,6 +3215,7 @@
	if (slave < 0)
	return -EINVAL;

	+ port = mlx4_slaves_closest_port(dev, slave, port);
	s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
	s_info->spoofchk = setting;

	@@ -2539,68 +3223,251 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_set_vf_spoofchk);

	-int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state)
	+int mlx4_get_vf_link_state(struct mlx4_dev *dev, int port, int vf)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_vport_state *s_info;
	- struct mlx4_vport_oper_state *vp_oper;
	int slave;
	- u8 link_stat_event;
	+
	+ if (!mlx4_is_master(dev))
	+ return -EPROTONOSUPPORT;

	slave = mlx4_get_slave_indx(dev, vf);
	if (slave < 0)
	return -EINVAL;

	- switch (link_state) {
	- case IFLA_VF_LINK_STATE_AUTO:
	- /* get link curent state */
	- if (!priv->sense.do_sense_port[port])
	- link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_ACTIVE;
	- else
	- link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_DOWN;
	- break;
	+ s_info = &priv->mfunc.master.vf_admin[slave].vport[port];

	- case IFLA_VF_LINK_STATE_ENABLE:
	- link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_ACTIVE;
	- break;
	+ return s_info->link_state;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_get_vf_link_state);

	- case IFLA_VF_LINK_STATE_DISABLE:
	- link_stat_event = MLX4_PORT_CHANGE_SUBTYPE_DOWN;
	- break;
	+static int mlx4_vlan_id_exists(struct list_head *vlan_list,
	+ u16 vlan_id)
	+{
	+ struct mlx4_vlan_set_node vlan, tmp_vlan;

	- default:
	- mlx4_warn(dev, "unknown value for link_state %02x on slave %d port %d\n",
	- link_state, slave, port);
	+ list_for_each_entry_safe(vlan, tmp_vlan, vlan_list, list)
	+ if (vlan_id == vlan->vlan_id)
	+ return 1;
	+ return 0;
	+}
	+
	+int mlx4_vlan_index_exists(struct list_head *vlan_list, u16 vlan_index)
	+{
	+ struct mlx4_vlan_set_node vlan, tmp_vlan;
	+
	+ list_for_each_entry_safe(vlan, tmp_vlan, vlan_list, list)
	+ if (vlan_index == vlan->vlan_idx)
	+ return 1;
	+ return 0;
	+}
	+
	+int mlx4_vlan_blocked(struct mlx4_dev *dev, int port, int slave, u16 vlan_id)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_vport_state *s_info;
	+
	+ /* all vlans are allowed on PF */
	+ if (slave == 0)
	+ return 0;
	+
	+ if (slave < 1 \|\| slave > dev->persist->num_vfs)
	return -EINVAL;
	+
	+ s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state;
	+
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ if (s_info->vgt_policy &&
	+ !mlx4_vlan_id_exists(&s_info->vlan_set, vlan_id)) {
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ return -EPERM;
	}
	- /* update the admin & oper state on the link state */
	+
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_vlan_blocked);
	+
	+int mlx4_set_vf_vlan_next(struct mlx4_dev *dev, int port, int vf, u16 vlan_id)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_vport_state *s_info;
	+ int slave;
	+ struct mlx4_vlan_set_node *new_admin_vlan = NULL;
	+ struct mlx4_vlan_set_node *new_oper_vlan = NULL;
	+
	+ slave = mlx4_get_slave_indx(dev, vf);
	+ if (slave < 0)
	+ return -EINVAL;
	+
	+ if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED \|\|
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DMFS_TAG_MODE))
	+ return -EOPNOTSUPP;
	+
	s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
	- vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
	- s_info->link_state = link_state;
	- vp_oper->state.link_state = link_state;

	- /* send event */
	- mlx4_gen_port_state_change_eqe(dev, slave, port, link_stat_event);
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ if (list_is_full(s_info)) {
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ mlx4_reset_vlan_admin_state(dev, port, slave);
	+ mlx4_warn(dev,
	+ "VGT policy admin list for slave %d (port %d) is full\n",
	+ slave, port);
	+ return -ENOMEM;
	+ }
	+
	+ new_admin_vlan = kzalloc(sizeof(*new_admin_vlan), GFP_KERNEL);
	+ if (!new_admin_vlan) {
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ return -ENOMEM;
	+ }
	+ new_admin_vlan->vlan_id = vlan_id;
	+
	+ /* update the admin state anyway on change in VLAN policy */
	+ list_add_tail(&new_admin_vlan->list, &s_info->vlan_set);
	+ s_info->vlan_set_counter++;
	+ s_info->vgt_policy = 1;
	+
	+ /* if slave is active and already in VGT+ state update oper state */
	+ if (mlx4_is_slave_active(dev, slave) &&
	+ priv->mfunc.master.vf_oper[slave].vport[port].state.vgt_policy) {
	+ s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state;
	+ if (!mlx4_vlan_id_exists(&s_info->vlan_set, vlan_id)) {
	+ if (list_is_full(s_info)) {
	+ mlx4_warn(dev,
	+ "VGT policy oper list for slave %d (port %d) is full. VLAN %d will be added after next VF %d",
	+ slave, port, vlan_id, slave);
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ return 0;
	+ }
	+ new_oper_vlan = kzalloc(sizeof(*new_oper_vlan),
	+ GFP_KERNEL);
	+ if (!new_oper_vlan) {
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ return -ENOMEM;
	+ }
	+
	+ new_oper_vlan->vlan_id = vlan_id;
	+ list_add_tail(&new_oper_vlan->list, &s_info->vlan_set);
	+ s_info->vlan_set_counter++;
	+ }
	+ }
	+
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	return 0;
	}
	-EXPORT_SYMBOL_GPL(mlx4_set_vf_link_state);
	+EXPORT_SYMBOL_GPL(mlx4_set_vf_vlan_next);

	-int mlx4_get_vf_link_state(struct mlx4_dev *dev, int port, int vf)
	+ssize_t mlx4_get_vf_vlan_set(struct mlx4_dev dev, int port, int vf, char buf)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_vport_state *s_info;
	int slave;
	+ ssize_t len = 0;
	+ struct mlx4_vlan_set_node *vlan;

	- if (!mlx4_is_master(dev))
	- return -EPROTONOSUPPORT;
	+ if (!mlx4_is_master(dev) \|\|
	+ dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED \|\|
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DMFS_TAG_MODE))
	+ return -EOPNOTSUPP;

	slave = mlx4_get_slave_indx(dev, vf);
	if (slave < 0)
	return -EINVAL;
	+ s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state;
	+
	+ len += sprintf(&buf[len], "oper: ");
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ if (s_info->vgt_policy)
	+ list_for_each_entry(vlan, &s_info->vlan_set, list)
	+ len += sprintf(&buf[len], "%d ", vlan->vlan_id);
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);

	+ len += sprintf(&buf[len], "\n");
	+ len += sprintf(&buf[len], "admin: ");
	s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ if (s_info->vgt_policy)
	+ list_for_each_entry(vlan, &s_info->vlan_set, list)
	+ len += sprintf(&buf[len], "%d ", vlan->vlan_id);
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ len += sprintf(&buf[len], "\n");
	+
	+ return len;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_get_vf_vlan_set);

	- return s_info->link_state;
	+int mlx4_vf_smi_enabled(struct mlx4_dev *dev, int slave, int port)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (slave < 1 \|\| slave >= dev->num_slaves \|\|
	+ port < 1 \|\| port > MLX4_MAX_PORTS)
	+ return 0;
	+
	+ return priv->mfunc.master.vf_oper[slave].smi_enabled[port] ==
	+ MLX4_VF_SMI_ENABLED;
	}
	-EXPORT_SYMBOL_GPL(mlx4_get_vf_link_state);
	+EXPORT_SYMBOL_GPL(mlx4_vf_smi_enabled);
	+
	+int mlx4_vf_get_enable_smi_admin(struct mlx4_dev *dev, int slave, int port)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (slave == mlx4_master_func_num(dev))
	+ return 1;
	+
	+ if (slave < 1 \|\| slave >= dev->num_slaves \|\|
	+ port < 1 \|\| port > MLX4_MAX_PORTS)
	+ return 0;

	+ return priv->mfunc.master.vf_admin[slave].enable_smi[port] ==
	+ MLX4_VF_SMI_ENABLED;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_vf_get_enable_smi_admin);
	+
	+int mlx4_vf_set_enable_smi_admin(struct mlx4_dev *dev, int slave, int port,
	+ int enabled)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (slave == mlx4_master_func_num(dev))
	+ return 0;
	+
	+ if (slave < 1 \|\| slave >= dev->num_slaves \|\|
	+ port < 1 \|\| port > MLX4_MAX_PORTS \|\|
	+ enabled < 0 \|\| enabled > 1)
	+ return -EINVAL;
	+
	+ priv->mfunc.master.vf_admin[slave].enable_smi[port] = enabled;
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_vf_set_enable_smi_admin);
	+
	+ssize_t mlx4_get_vf_rate(struct mlx4_dev dev, int port, int vf, char buf)
	+{
	+ int slave;
	+ int rate = 0;
	+ ssize_t len = 0;
	+ struct mlx4_vport_state *s_info;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (!mlx4_is_master(dev) \|\|
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_QOS_VPP))
	+ return -EOPNOTSUPP;
	+
	+ slave = mlx4_get_slave_indx(dev, vf);
	+ if (slave < 0)
	+ return -EINVAL;
	+
	+ s_info = &priv->mfunc.master.vf_admin[slave].vport[port];
	+
	+ if (mlx4_is_vf_vst_and_prio_qos(dev, port, s_info))
	+ rate = s_info->tx_rate;
	+
	+ len += sprintf(&buf[len], "%d\n", rate);
	+
	+ return len;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_get_vf_rate);
	Index: sys/ofed/drivers/net/mlx4/cq.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/cq.c
	+++ sys/ofed/drivers/net/mlx4/cq.c
	@@ -36,9 +36,13 @@

	#include <linux/hardirq.h>
	#include <linux/module.h>
	+#include <linux/rcupdate.h>
	+
	#include <linux/mlx4/cmd.h>
	#include <linux/mlx4/cq.h>

	+#include <asm/uaccess.h>
	+
	#include "mlx4.h"
	#include "icm.h"

	@@ -53,17 +57,12 @@

	void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn)
	{
	- struct mlx4_cq_table *cq_table = &mlx4_priv(dev)->cq_table;
	struct mlx4_cq *cq;

	- read_lock(&cq_table->cq_table_lock);
	-
	+ rcu_read_lock();
	cq = radix_tree_lookup(&mlx4_priv(dev)->cq_table.tree,
	cqn & (dev->caps.num_cqs - 1));
	- if (cq)
	- atomic_inc(&cq->refcount);
	-
	- read_unlock(&cq_table->cq_table_lock);
	+ rcu_read_unlock();

	if (!cq) {
	mlx4_dbg(dev, "Completion event for bogus CQ %08x\n", cqn);
	@@ -73,9 +72,6 @@
	++cq->arm_sn;

	cq->comp(cq);
	-
	- if (atomic_dec_and_test(&cq->refcount))
	- complete(&cq->free);
	}

	void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type)
	@@ -83,15 +79,13 @@
	struct mlx4_cq_table *cq_table = &mlx4_priv(dev)->cq_table;
	struct mlx4_cq *cq;

	- read_lock(&cq_table->cq_table_lock);
	-
	+ rcu_read_lock();
	cq = radix_tree_lookup(&cq_table->tree, cqn & (dev->caps.num_cqs - 1));
	- if (cq)
	- atomic_inc(&cq->refcount);
	-
	- read_unlock(&cq_table->cq_table_lock);
	+ rcu_read_unlock();

	- if (!cq) {
	+ if (cq) {
	+ atomic_inc(&cq->refcount);
	+ } else {
	mlx4_warn(dev, "Async event for bogus CQ %08x\n", cqn);
	return;
	}
	@@ -103,9 +97,9 @@
	}

	static int mlx4_SW2HW_CQ(struct mlx4_dev dev, struct mlx4_cmd_mailbox mailbox,
	- int cq_num)
	+ int cq_num, u8 opmod)
	{
	- return mlx4_cmd(dev, mailbox->dma, cq_num, 0,
	+ return mlx4_cmd(dev, mailbox->dma, cq_num, opmod,
	MLX4_CMD_SW2HW_CQ, MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_WRAPPED);
	}
	@@ -137,8 +131,6 @@
	return PTR_ERR(mailbox);

	cq_context = mailbox->buf;
	- memset(cq_context, 0, sizeof *cq_context);
	-
	cq_context->cq_max_count = cpu_to_be16(count);
	cq_context->cq_period = cpu_to_be16(period);

	@@ -162,8 +154,6 @@
	return PTR_ERR(mailbox);

	cq_context = mailbox->buf;
	- memset(cq_context, 0, sizeof *cq_context);
	-
	cq_context->logsize_usrpage = cpu_to_be32(ilog2(entries) << 24);
	cq_context->log_page_size = mtt->page_shift - 12;
	mtt_addr = mlx4_mtt_addr(dev, mtt);
	@@ -209,11 +199,11 @@
	if (*cqn == -1)
	return -ENOMEM;

	- err = mlx4_table_get(dev, &cq_table->table, *cqn);
	+ err = mlx4_table_get(dev, &cq_table->table, *cqn, GFP_KERNEL);
	if (err)
	goto err_out;

	- err = mlx4_table_get(dev, &cq_table->cmpt_table, *cqn);
	+ err = mlx4_table_get(dev, &cq_table->cmpt_table, *cqn, GFP_KERNEL);
	if (err)
	goto err_put;
	return 0;
	@@ -271,10 +261,63 @@
	__mlx4_cq_free_icm(dev, cqn);
	}

	+static int mlx4_init_user_cqes(void *buf, int entries, int cqe_size)
	+{
	+ char *init_ents;
	+ int entries_per_copy = PAGE_SIZE / cqe_size;
	+ int i;
	+ int err = 0;
	+
	+ init_ents = kmalloc(PAGE_SIZE, GFP_ATOMIC);
	+
	+ if (!init_ents)
	+ return -ENOMEM;
	+
	+ /* Populate a list of CQ entries to reduce the number of
	+ * copy_to_user calls
	+ */
	+ memset(init_ents, 0xcc, PAGE_SIZE);
	+
	+ if (entries_per_copy < entries) {
	+ for (i = 0; i < entries / entries_per_copy; i++) {
	+ err = copy_to_user((void *)buf,
	+ init_ents,
	+ PAGE_SIZE);
	+
	+ if (err)
	+ goto out;
	+
	+ buf += PAGE_SIZE;
	+ }
	+ } else {
	+ err = copy_to_user((void *)buf,
	+ init_ents,
	+ entries * cqe_size);
	+ }
	+
	+out:
	+ kfree(init_ents);
	+
	+ return err;
	+}
	+
	+static void mlx4_init_kernel_cqes(struct mlx4_buf *buf,
	+ int entries,
	+ int cqe_size)
	+{
	+ int i;
	+
	+ if (BITS_PER_LONG == 64 \|\| buf->nbufs == 1)
	+ memset(buf->direct.buf, 0xcc, entries * cqe_size);
	+ else
	+ for (i = 0; i < buf->npages; i++)
	+ memset(buf->page_list[i].buf, 0xcc, PAGE_SIZE);
	+}
	+
	int mlx4_cq_alloc(struct mlx4_dev *dev, int nent,
	struct mlx4_mtt mtt, struct mlx4_uar uar, u64 db_rec,
	struct mlx4_cq *cq, unsigned vector, int collapsed,
	- int timestamp_en)
	+ int timestamp_en, void *buf_addr, bool user_cq)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_cq_table *cq_table = &priv->cq_table;
	@@ -282,8 +325,9 @@
	struct mlx4_cq_context *cq_context;
	u64 mtt_addr;
	int err;
	+ bool sw_cq_init = dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_SW_CQ_INIT;

	- if (vector > dev->caps.num_comp_vectors + dev->caps.comp_pool)
	+ if (vector >= dev->caps.num_comp_vectors)
	return -EINVAL;

	cq->vector = vector;
	@@ -292,9 +336,9 @@
	if (err)
	return err;

	- spin_lock_irq(&cq_table->lock);
	+ spin_lock(&cq_table->lock);
	err = radix_tree_insert(&cq_table->tree, cq->cqn, cq);
	- spin_unlock_irq(&cq_table->lock);
	+ spin_unlock(&cq_table->lock);
	if (err)
	goto err_icm;

	@@ -305,14 +349,13 @@
	}

	cq_context = mailbox->buf;
	- memset(cq_context, 0, sizeof *cq_context);
	-
	- cq_context->flags = cpu_to_be32(!!collapsed << 18);
	+ cq_context->flags = cpu_to_be32((!!collapsed) << 18);
	if (timestamp_en)
	cq_context->flags \|= cpu_to_be32(1 << 19);

	- cq_context->logsize_usrpage = cpu_to_be32((ilog2(nent) << 24) \| uar->index);
	- cq_context->comp_eqn = priv->eq_table.eq[vector].eqn;
	+ cq_context->logsize_usrpage = cpu_to_be32((ilog2(nent) << 24)
	+ \| mlx4_to_hw_uar_index(dev, uar->index));
	+ cq_context->comp_eqn = priv->eq_table.eq[MLX4_CQ_TO_EQ_VECTOR(vector)].eqn;
	cq_context->log_page_size = mtt->page_shift - MLX4_ICM_PAGE_SHIFT;

	mtt_addr = mlx4_mtt_addr(dev, mtt);
	@@ -320,7 +363,23 @@
	cq_context->mtt_base_addr_l = cpu_to_be32(mtt_addr & 0xffffffff);
	cq_context->db_rec_addr = cpu_to_be64(db_rec);

	- err = mlx4_SW2HW_CQ(dev, mailbox, cq->cqn);
	+ if (sw_cq_init) {
	+ if (user_cq) {
	+ err = mlx4_init_user_cqes(buf_addr,
	+ nent,
	+ dev->caps.cqe_size);
	+
	+ if (err)
	+ sw_cq_init = false;
	+ } else
	+ mlx4_init_kernel_cqes(buf_addr,
	+ nent,
	+ dev->caps.cqe_size);
	+ }
	+
	+ err = mlx4_SW2HW_CQ(dev, mailbox, cq->cqn,
	+ sw_cq_init ? 1 : 0);
	+
	mlx4_free_cmd_mailbox(dev, mailbox);
	if (err)
	goto err_radix;
	@@ -331,15 +390,12 @@
	atomic_set(&cq->refcount, 1);
	init_completion(&cq->free);

	- cq->eqn = priv->eq_table.eq[cq->vector].eqn;
	- cq->irq = priv->eq_table.eq[cq->vector].irq;
	-
	return 0;

	err_radix:
	- spin_lock_irq(&cq_table->lock);
	+ spin_lock(&cq_table->lock);
	radix_tree_delete(&cq_table->tree, cq->cqn);
	- spin_unlock_irq(&cq_table->lock);
	+ spin_unlock(&cq_table->lock);

	err_icm:
	mlx4_cq_free_icm(dev, cq->cqn);
	@@ -358,11 +414,15 @@
	if (err)
	mlx4_warn(dev, "HW2SW_CQ failed (%d) for CQN %06x\n", err, cq->cqn);

	- synchronize_irq(priv->eq_table.eq[cq->vector].irq);
	-
	- spin_lock_irq(&cq_table->lock);
	+ spin_lock(&cq_table->lock);
	radix_tree_delete(&cq_table->tree, cq->cqn);
	- spin_unlock_irq(&cq_table->lock);
	+ spin_unlock(&cq_table->lock);
	+
	+ synchronize_irq(priv->eq_table.eq[MLX4_CQ_TO_EQ_VECTOR(cq->vector)].irq);
	+ /* synchronize ASYNC irq */
	+ if (priv->eq_table.eq[MLX4_CQ_TO_EQ_VECTOR(cq->vector)].irq !=
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].irq)
	+ synchronize_irq(priv->eq_table.eq[MLX4_EQ_ASYNC].irq);

	if (atomic_dec_and_test(&cq->refcount))
	complete(&cq->free);
	@@ -378,7 +438,6 @@
	int err;

	spin_lock_init(&cq_table->lock);
	- rwlock_init(&cq_table->cq_table_lock);
	INIT_RADIX_TREE(&cq_table->tree, GFP_ATOMIC);
	if (mlx4_is_slave(dev))
	return 0;
	Index: sys/ofed/drivers/net/mlx4/en_cq.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_cq.c
	+++ sys/ofed/drivers/net/mlx4/en_cq.c
	@@ -35,8 +35,9 @@
	#include <linux/mlx4/qp.h>
	#include <linux/mlx4/cmd.h>

	-#include "mlx4_en.h"
	+#include <linux/rcupdate.h>

	+#include "mlx4_en.h"

	static void mlx4_en_cq_event(struct mlx4_cq *cq, enum mlx4_event event)
	{
	@@ -53,11 +54,11 @@
	struct mlx4_en_cq *cq;
	int err;

	- cq = kzalloc_node(sizeof(struct mlx4_en_cq), GFP_KERNEL, node);
	+ cq = kzalloc_node(sizeof(*cq), GFP_KERNEL, node);
	if (!cq) {
	- cq = kzalloc(sizeof(struct mlx4_en_cq), GFP_KERNEL);
	+ cq = kzalloc(sizeof(*cq), GFP_KERNEL);
	if (!cq) {
	- en_err(priv, "Failed to allocate CW struture\n");
	+ en_err(priv, "Failed to allocate CQ structure\n");
	return -ENOMEM;
	}
	}
	@@ -80,6 +81,7 @@

	cq->ring = ring;
	cq->is_tx = mode;
	+ cq->vector = mdev->dev->caps.num_comp_vectors;
	spin_lock_init(&cq->lock);

	err = mlx4_alloc_hwq_res(mdev->dev, &cq->wqres,
	@@ -91,7 +93,7 @@
	if (err)
	goto err_res;

	- cq->buf = (struct mlx4_cqe *) cq->wqres.buf.direct.buf;
	+ cq->buf = (struct mlx4_cqe *)cq->wqres.buf.direct.buf;
	*pcq = cq;

	return 0;
	@@ -100,17 +102,40 @@
	mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
	err_cq:
	kfree(cq);
	+ *pcq = NULL;
	return err;
	}

	+#define MLX4_EN_EQ_NAME_PRIORITY 2
	+
	+static void mlx4_en_cq_eq_cb(unsigned vector, u32 uuid, void *data)
	+{
	+ int err;
	+ struct mlx4_en_cq **pcq = data;
	+
	+ if (MLX4_EQ_UUID_TO_ID(uuid) == MLX4_EQ_ID_EN) {
	+ struct mlx4_en_cq cq = pcq;
	+ struct mlx4_en_priv *priv = netdev_priv(cq->dev);
	+ struct mlx4_en_dev *mdev = priv->mdev;
	+
	+ if (uuid == MLX4_EQ_ID_TO_UUID(MLX4_EQ_ID_EN, priv->port,
	+ pcq - priv->rx_cq)) {
	+ err = mlx4_rename_eq(mdev->dev, priv->port, vector,
	+ MLX4_EN_EQ_NAME_PRIORITY, "%s-%d",
	+ if_name(priv->dev), cq->ring);
	+ if (err)
	+ mlx4_warn(mdev, "Failed to rename EQ, continuing with default name\n");
	+ }
	+ }
	+}

	int mlx4_en_activate_cq(struct mlx4_en_priv priv, struct mlx4_en_cq cq,
	- int cq_idx)
	+ int cq_idx, bool vgtp_cq)
	{
	struct mlx4_en_dev *mdev = priv->mdev;
	int err = 0;
	- char name[25];
	int timestamp_en = 0;
	+ bool assigned_eq = false;

	cq->dev = mdev->pndev[priv->port];
	cq->mcq.set_ci_db = cq->wqres.db.db;
	@@ -120,22 +145,33 @@
	memset(cq->buf, 0, cq->buf_size);

	if (cq->is_tx == RX) {
	- if (mdev->dev->caps.comp_pool) {
	- if (!cq->vector) {
	- sprintf(name, "%s-%d", if_name(priv->dev),
	- cq->ring);
	- /* Set IRQ for specific name (per ring) */
	- if (mlx4_assign_eq(mdev->dev, name, &cq->vector)) {
	- cq->vector = (cq->ring + 1 + priv->port)
	- % mdev->dev->caps.num_comp_vectors;
	- mlx4_warn(mdev, "Failed Assigning an EQ to "
	- "%s ,Falling back to legacy EQ's\n",
	- name);
	- }
	+ if (!mlx4_is_eq_vector_valid(mdev->dev, priv->port,
	+ cq->vector)) {
	+ cq->vector = cq_idx % mdev->dev->caps.num_comp_vectors;
	+
	+ err = mlx4_assign_eq(mdev->dev, priv->port,
	+ MLX4_EQ_ID_TO_UUID(MLX4_EQ_ID_EN,
	+ priv->port,
	+ cq_idx),
	+ mlx4_en_cq_eq_cb,
	+ &priv->rx_cq[cq_idx],
	+ &cq->vector);
	+ if (err) {
	+ mlx4_err(mdev, "Failed assigning an EQ\n");
	+ goto free_eq;
	}
	- } else {
	- cq->vector = (cq->ring + 1 + priv->port) %
	- mdev->dev->caps.num_comp_vectors;
	+
	+ assigned_eq = true;
	+ }
	+
	+ /* Set IRQ for specific name (per ring) */
	+ err = mlx4_rename_eq(mdev->dev, priv->port, cq->vector,
	+ MLX4_EN_EQ_NAME_PRIORITY, "%s-%d",
	+ if_name(priv->dev), cq->ring);
	+
	+ if (err) {
	+ mlx4_warn(mdev, "Failed to rename EQ, continuing with default name\n");
	+ err = 0;
	}
	} else {
	struct mlx4_en_cq *rx_cq;
	@@ -150,11 +186,12 @@

	if (!cq->is_tx)
	cq->size = priv->rx_ring[cq->ring]->actual_size;
	+
	err = mlx4_cq_alloc(mdev->dev, cq->size, &cq->wqres.mtt,
	&mdev->priv_uar, cq->wqres.db.dma, &cq->mcq,
	- cq->vector, 0, timestamp_en);
	+ cq->vector, 0, timestamp_en, &cq->wqres.buf, false);
	if (err)
	- return err;
	+ goto free_eq;

	cq->mcq.comp = cq->is_tx ? mlx4_en_tx_irq : mlx4_en_rx_irq;
	cq->mcq.event = mlx4_en_cq_event;
	@@ -167,6 +204,14 @@


	return 0;
	+
	+free_eq:
	+ if (assigned_eq)
	+ mlx4_release_eq(mdev->dev, MLX4_EQ_ID_TO_UUID(
	+ MLX4_EQ_ID_EN, priv->port, cq_idx),
	+ cq->vector);
	+ cq->vector = mdev->dev->caps.num_comp_vectors;
	+ return err;
	}

	void mlx4_en_destroy_cq(struct mlx4_en_priv priv, struct mlx4_en_cq *pcq)
	@@ -178,21 +223,29 @@
	taskqueue_free(cq->tq);
	mlx4_en_unmap_buffer(&cq->wqres.buf);
	mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
	- if (priv->mdev->dev->caps.comp_pool && cq->vector)
	- mlx4_release_eq(priv->mdev->dev, cq->vector);
	+ if (mlx4_is_eq_vector_valid(mdev->dev, priv->port, cq->vector) &&
	+ cq->is_tx == RX)
	+ mlx4_release_eq(priv->mdev->dev, MLX4_EQ_ID_TO_UUID(
	+ MLX4_EQ_ID_EN, priv->port,
	+ pcq - priv->rx_cq),
	+ cq->vector);
	+ cq->vector = 0;
	+ cq->buf_size = 0;
	+ cq->buf = NULL;
	kfree(cq);
	*pcq = NULL;
	}

	void mlx4_en_deactivate_cq(struct mlx4_en_priv priv, struct mlx4_en_cq cq)
	{
	- struct mlx4_en_dev *mdev = priv->mdev;
	-
	- taskqueue_drain(cq->tq, &cq->cq_task);
	- if (cq->is_tx)
	- del_timer_sync(&cq->timer);
	+ taskqueue_drain(cq->tq, &cq->cq_task);
	+ if (!cq->is_tx) {
	+ synchronize_rcu();
	+ } else {
	+ del_timer_sync(&cq->timer);
	+ }

	- mlx4_cq_free(mdev->dev, &cq->mcq);
	+ mlx4_cq_free(priv->mdev->dev, &cq->mcq);
	}


	Index: sys/ofed/drivers/net/mlx4/en_main.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_main.c
	+++ sys/ofed/drivers/net/mlx4/en_main.c
	@@ -171,7 +171,7 @@

	mdev = kzalloc(sizeof *mdev, GFP_KERNEL);
	if (!mdev) {
	- dev_err(&dev->pdev->dev, "Device struct alloc failed, "
	+ dev_err(&dev->persist->pdev->dev, "Device struct alloc failed, "
	"aborting.\n");
	err = -ENOMEM;
	goto err_free_res;
	@@ -190,8 +190,8 @@
	spin_lock_init(&mdev->uar_lock);

	mdev->dev = dev;
	- mdev->dma_device = &(dev->pdev->dev);
	- mdev->pdev = dev->pdev;
	+ mdev->dma_device = &dev->persist->pdev->dev;
	+ mdev->pdev = dev->persist->pdev;
	mdev->device_up = false;

	mdev->LSO_support = !!(dev->caps.flags & (1 << 15));
	@@ -223,19 +223,8 @@
	mdev->port_cnt++;


	- mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_ETH) {
	- if (!dev->caps.comp_pool) {
	- mdev->profile.prof[i].rx_ring_num =
	- rounddown_pow_of_two(max_t(int, MIN_RX_RINGS,
	- min_t(int,
	- dev->caps.num_comp_vectors,
	- DEF_RX_RINGS)));
	- } else {
	- mdev->profile.prof[i].rx_ring_num = rounddown_pow_of_two(
	- min_t(int, dev->caps.comp_pool /
	- dev->caps.num_ports, MAX_MSIX_P_PORT));
	- }
	- }
	+ /* Set default number of RX rings*/
	+ mlx4_en_set_num_rx_rings(mdev);

	/* Create our own workqueue for reset/multicast tasks
	* Note: we cannot use the shared workqueue because of deadlocks caused
	Index: sys/ofed/drivers/net/mlx4/en_netdev.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_netdev.c
	+++ sys/ofed/drivers/net/mlx4/en_netdev.c
	@@ -41,6 +41,8 @@
	#include <linux/list.h>
	#include <linux/if_ether.h>

	+#include <linux/rcupdate.h>
	+
	#include <linux/mlx4/driver.h>
	#include <linux/mlx4/device.h>
	#include <linux/mlx4/cmd.h>
	@@ -74,7 +76,7 @@

	done = mlx4_en_process_rx_cq(dev, cq, 4);
	#ifdef LL_EXTENDED_STATS
	- if (done)
	+ if (likely(done))
	rx_ring->cleaned += done;
	else
	rx_ring->misses++;
	@@ -119,7 +121,7 @@
	case IPPROTO_TCP:
	return MLX4_NET_TRANS_RULE_ID_TCP;
	default:
	- return -EPROTONOSUPPORT;
	+ return MLX4_NET_TRANS_RULE_NUM;
	}
	};

	@@ -166,7 +168,7 @@
	int rc;
	__be64 mac_mask = cpu_to_be64(MLX4_MAC_MASK << 16);

	- if (spec_tcp_udp.id < 0) {
	+ if (spec_tcp_udp.id >= MLX4_NET_TRANS_RULE_NUM) {
	en_warn(priv, "RFS: ignoring unsupported ip protocol (%d)\n",
	filter->ip_proto);
	goto ignore;
	@@ -345,8 +347,7 @@
	return ret;
	}

	-void mlx4_en_cleanup_filters(struct mlx4_en_priv *priv,
	- struct mlx4_en_rx_ring *rx_ring)
	+void mlx4_en_cleanup_filters(struct mlx4_en_priv *priv)
	{
	struct mlx4_en_filter filter, tmp;
	LIST_HEAD(del_list);
	@@ -451,93 +452,31 @@

	}

	-static int mlx4_en_uc_steer_add(struct mlx4_en_priv *priv,
	- unsigned char mac, int qpn, u64 *reg_id)
	+static int mlx4_en_tunnel_steer_add(struct mlx4_en_priv priv, unsigned char addr,
	+ int qpn, u64 *reg_id)
	{
	- struct mlx4_en_dev *mdev = priv->mdev;
	- struct mlx4_dev *dev = mdev->dev;
	int err;

	- switch (dev->caps.steering_mode) {
	- case MLX4_STEERING_MODE_B0: {
	- struct mlx4_qp qp;
	- u8 gid[16] = {0};
	-
	- qp.qpn = *qpn;
	- memcpy(&gid[10], mac, ETH_ALEN);
	- gid[5] = priv->port;
	-
	- err = mlx4_unicast_attach(dev, &qp, gid, 0, MLX4_PROT_ETH);
	- break;
	- }
	- case MLX4_STEERING_MODE_DEVICE_MANAGED: {
	- struct mlx4_spec_list spec_eth = { {NULL} };
	- __be64 mac_mask = cpu_to_be64(MLX4_MAC_MASK << 16);
	-
	- struct mlx4_net_trans_rule rule = {
	- .queue_mode = MLX4_NET_TRANS_Q_FIFO,
	- .exclusive = 0,
	- .allow_loopback = 1,
	- .promisc_mode = MLX4_FS_REGULAR,
	- .priority = MLX4_DOMAIN_NIC,
	- };
	-
	- rule.port = priv->port;
	- rule.qpn = *qpn;
	- INIT_LIST_HEAD(&rule.list);
	-
	- spec_eth.id = MLX4_NET_TRANS_RULE_ID_ETH;
	- memcpy(spec_eth.eth.dst_mac, mac, ETH_ALEN);
	- memcpy(spec_eth.eth.dst_mac_msk, &mac_mask, ETH_ALEN);
	- list_add_tail(&spec_eth.list, &rule.list);
	-
	- err = mlx4_flow_attach(dev, &rule, reg_id);
	- break;
	- }
	- default:
	- return -EINVAL;
	- }
	- if (err)
	- en_warn(priv, "Failed Attaching Unicast\n");
	+ if (priv->mdev->dev->caps.tunnel_offload_mode != MLX4_TUNNEL_OFFLOAD_MODE_VXLAN \|\|
	+ priv->mdev->dev->caps.dmfs_high_steer_mode == MLX4_STEERING_DMFS_A0_STATIC)
	+ return 0; /* do nothing */

	- return err;
	-}
	-
	-static void mlx4_en_uc_steer_release(struct mlx4_en_priv *priv,
	- unsigned char *mac, int qpn, u64 reg_id)
	-{
	- struct mlx4_en_dev *mdev = priv->mdev;
	- struct mlx4_dev *dev = mdev->dev;
	-
	- switch (dev->caps.steering_mode) {
	- case MLX4_STEERING_MODE_B0: {
	- struct mlx4_qp qp;
	- u8 gid[16] = {0};
	-
	- qp.qpn = qpn;
	- memcpy(&gid[10], mac, ETH_ALEN);
	- gid[5] = priv->port;
	-
	- mlx4_unicast_detach(dev, &qp, gid, MLX4_PROT_ETH);
	- break;
	- }
	- case MLX4_STEERING_MODE_DEVICE_MANAGED: {
	- mlx4_flow_detach(dev, reg_id);
	- break;
	- }
	- default:
	- en_err(priv, "Invalid steering mode.\n");
	+ err = mlx4_tunnel_steer_add(priv->mdev->dev, addr, priv->port, qpn,
	+ MLX4_DOMAIN_NIC, reg_id);
	+ if (err) {
	+ en_err(priv, "failed to add vxlan steering rule, err %d\n", err);
	+ return err;
	}
	+ en_dbg(DRV, priv, "added vxlan steering rule, mac %pM reg_id %llx\n", addr, (long long)*reg_id);
	+ return 0;
	}

	static int mlx4_en_get_qp(struct mlx4_en_priv *priv)
	{
	struct mlx4_en_dev *mdev = priv->mdev;
	struct mlx4_dev *dev = mdev->dev;
	- struct mlx4_mac_entry *entry;
	int index = 0;
	int err = 0;
	- u64 reg_id;
	int *qpn = &priv->base_qpn;
	u64 mac = mlx4_mac_to_u64(IF_LLADDR(priv->dev));

	@@ -557,39 +496,15 @@
	return 0;
	}

	- err = mlx4_qp_reserve_range(dev, 1, 1, qpn, 0);
	+ err = mlx4_qp_reserve_range(dev, 1, 1, qpn, MLX4_RESERVE_A0_QP);
	en_dbg(DRV, priv, "Reserved qp %d\n", *qpn);
	if (err) {
	en_err(priv, "Failed to reserve qp for mac registration\n");
	- goto qp_err;
	- }
	-
	- err = mlx4_en_uc_steer_add(priv, IF_LLADDR(priv->dev), qpn, &reg_id);
	- if (err)
	- goto steer_err;
	-
	- entry = kmalloc(sizeof(*entry), GFP_KERNEL);
	- if (!entry) {
	- err = -ENOMEM;
	- goto alloc_err;
	+ mlx4_unregister_mac(dev, priv->port, mac);
	+ return err;
	}
	- memcpy(entry->mac, IF_LLADDR(priv->dev), sizeof(entry->mac));
	- entry->reg_id = reg_id;
	-
	- hlist_add_head(&entry->hlist,
	- &priv->mac_hash[entry->mac[MLX4_EN_MAC_HASH_IDX]]);

	return 0;
	-
	-alloc_err:
	- mlx4_en_uc_steer_release(priv, IF_LLADDR(priv->dev), *qpn, reg_id);
	-
	-steer_err:
	- mlx4_qp_release_range(dev, *qpn, 1);
	-
	-qp_err:
	- mlx4_unregister_mac(dev, priv->port, mac);
	- return err;
	}

	static void mlx4_en_put_qp(struct mlx4_en_priv *priv)
	@@ -597,34 +512,13 @@
	struct mlx4_en_dev *mdev = priv->mdev;
	struct mlx4_dev *dev = mdev->dev;
	int qpn = priv->base_qpn;
	- u64 mac;

	if (dev->caps.steering_mode == MLX4_STEERING_MODE_A0) {
	- mac = mlx4_mac_to_u64(IF_LLADDR(priv->dev));
	+ u64 mac = mlx4_mac_to_u64(IF_LLADDR(priv->dev));
	en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n",
	IF_LLADDR(priv->dev));
	mlx4_unregister_mac(dev, priv->port, mac);
	} else {
	- struct mlx4_mac_entry *entry;
	- struct hlist_node *tmp;
	- struct hlist_head *bucket;
	- unsigned int i;
	-
	- for (i = 0; i < MLX4_EN_MAC_HASH_SIZE; ++i) {
	- bucket = &priv->mac_hash[i];
	- hlist_for_each_entry_safe(entry, tmp, bucket, hlist) {
	- mac = mlx4_mac_to_u64(entry->mac);
	- en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n",
	- entry->mac);
	- mlx4_en_uc_steer_release(priv, entry->mac,
	- qpn, entry->reg_id);
	-
	- mlx4_unregister_mac(dev, priv->port, mac);
	- hlist_del(&entry->hlist);
	- kfree(entry);
	- }
	- }
	-
	en_dbg(DRV, priv, "Releasing qp: port %d, qpn %d\n",
	priv->port, qpn);
	mlx4_qp_release_range(dev, qpn, 1);
	@@ -645,18 +539,38 @@

	static void mlx4_en_cache_mclist(struct net_device *dev)
	{
	- struct ifmultiaddr *ifma;
	- struct mlx4_en_mc_list *tmp;
	struct mlx4_en_priv *priv = netdev_priv(dev);
	+ struct mlx4_en_mc_list *tmp;
	+ struct ifmultiaddr *ifma;
	+ struct ifaddr *ifa;
	+
	+ mlx4_en_clear_list(dev);
	+
	+ if_addr_rlock(dev);
	+ TAILQ_FOREACH(ifa, &dev->if_addrhead, ifa_link) {
	+ if (ifa->ifa_addr->sa_family != AF_LINK)
	+ continue;
	+ if (((struct sockaddr_dl *)ifa->ifa_addr)->sdl_alen !=
	+ ETHER_ADDR_LEN)
	+ continue;
	+ tmp = kzalloc(sizeof(struct mlx4_en_mc_list), GFP_ATOMIC);
	+ if (tmp == NULL) {
	+ en_err(priv, "Failed to allocate multicast list\n");
	+ break;
	+ }
	+ memcpy(tmp->addr,
	+ LLADDR((struct sockaddr_dl *)ifa->ifa_addr), ETH_ALEN);
	+ list_add_tail(&tmp->list, &priv->mc_list);
	+ }
	+ if_addr_runlock(dev);

	- if_maddr_rlock(dev);
	- TAILQ_FOREACH(ifma, &dev->if_multiaddrs, ifma_link) {
	- if (ifma->ifma_addr->sa_family != AF_LINK)
	- continue;
	- if (((struct sockaddr_dl *)ifma->ifma_addr)->sdl_alen !=
	- ETHER_ADDR_LEN)
	- continue;
	- /* Make sure the list didn't grow. */
	+ if_maddr_rlock(dev);
	+ TAILQ_FOREACH(ifma, &dev->if_multiaddrs, ifma_link) {
	+ if (ifma->ifma_addr->sa_family != AF_LINK)
	+ continue;
	+ if (((struct sockaddr_dl *)ifma->ifma_addr)->sdl_alen !=
	+ ETHER_ADDR_LEN)
	+ continue;
	tmp = kzalloc(sizeof(struct mlx4_en_mc_list), GFP_ATOMIC);
	if (tmp == NULL) {
	en_err(priv, "Failed to allocate multicast list\n");
	@@ -665,8 +579,8 @@
	memcpy(tmp->addr,
	LLADDR((struct sockaddr_dl *)ifma->ifma_addr), ETH_ALEN);
	list_add_tail(&tmp->list, &priv->mc_list);
	- }
	- if_maddr_runlock(dev);
	+ }
	+ if_maddr_runlock(dev);
	}

	static void update_mclist_flags(struct mlx4_en_priv *priv,
	@@ -732,6 +646,7 @@
	struct mlx4_en_dev *mdev)
	{
	int err = 0;
	+
	if (!(priv->flags & MLX4_EN_FLAG_PROMISC)) {
	priv->flags \|= MLX4_EN_FLAG_PROMISC;

	@@ -930,6 +845,12 @@
	if (err)
	en_err(priv, "Fail to detach multicast address\n");

	+ if (mclist->tunnel_reg_id) {
	+ err = mlx4_flow_detach(priv->mdev->dev, mclist->tunnel_reg_id);
	+ if (err)
	+ en_err(priv, "Failed to detach multicast address\n");
	+ }
	+
	/* remove from list */
	list_del(&mclist->list);
	kfree(mclist);
	@@ -947,6 +868,10 @@
	if (err)
	en_err(priv, "Fail to attach multicast address\n");

	+ err = mlx4_en_tunnel_steer_add(priv, &mc_list[10], priv->base_qpn,
	+ &mclist->tunnel_reg_id);
	+ if (err)
	+ en_err(priv, "Failed to attach multicast address\n");
	}
	}
	}
	@@ -959,7 +884,6 @@
	struct mlx4_en_dev *mdev = priv->mdev;
	struct net_device *dev = priv->dev;

	-
	mutex_lock(&mdev->state_lock);
	if (!mdev->device_up) {
	en_dbg(HW, priv, "Card is not up, ignoring rx mode change.\n");
	@@ -999,24 +923,6 @@
	mutex_unlock(&mdev->state_lock);
	}

	-#ifdef CONFIG_NET_POLL_CONTROLLER
	-static void mlx4_en_netpoll(struct net_device *dev)
	-{
	- struct mlx4_en_priv *priv = netdev_priv(dev);
	- struct mlx4_en_cq *cq;
	- unsigned long flags;
	- int i;
	-
	- for (i = 0; i < priv->rx_ring_num; i++) {
	- cq = priv->rx_cq[i];
	- spin_lock_irqsave(&cq->lock, flags);
	- napi_synchronize(&cq->napi);
	- mlx4_en_process_rx_cq(dev, cq, 0);
	- spin_unlock_irqrestore(&cq->lock, flags);
	- }
	-}
	-#endif
	-
	static void mlx4_en_watchdog_timeout(void *arg)
	{
	struct mlx4_en_priv *priv = arg;
	@@ -1039,10 +945,10 @@
	/* If we haven't received a specific coalescing setting
	* (module param), we set the moderation parameters as follows:
	* - moder_cnt is set to the number of mtu sized packets to
	- * satisfy our coelsing target.
	+ * satisfy our coalescing target.
	* - moder_time is set to a fixed value.
	*/
	- priv->rx_frames = MLX4_EN_RX_COAL_TARGET / priv->dev->if_mtu + 1;
	+ priv->rx_frames = MLX4_EN_RX_COAL_TARGET;
	priv->rx_usecs = MLX4_EN_RX_COAL_TIME;
	priv->tx_frames = MLX4_EN_TX_COAL_PKTS;
	priv->tx_usecs = MLX4_EN_TX_COAL_TIME;
	@@ -1127,6 +1033,7 @@
	priv->last_moder_time[ring] = moder_time;
	cq = priv->rx_cq[ring];
	cq->moder_time = moder_time;
	+ cq->moder_cnt = priv->rx_frames;
	err = mlx4_en_set_cq_moder(priv, cq);
	if (err)
	en_err(priv, "Failed modifying moderation for cq:%d\n",
	@@ -1150,7 +1057,10 @@
	mutex_lock(&mdev->state_lock);
	if (mdev->device_up) {
	if (priv->port_up) {
	- err = mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 0);
	+ if (mlx4_is_slave(mdev->dev))
	+ err = mlx4_en_get_vport_stats(mdev, priv->port);
	+ else
	+ err = mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 0);
	if (err)
	en_dbg(HW, priv, "Could not update stats\n");

	@@ -1255,7 +1165,7 @@
	cq = priv->rx_cq[i];

	mlx4_en_cq_init_lock(cq);
	- err = mlx4_en_activate_cq(priv, cq, i);
	+ err = mlx4_en_activate_cq(priv, cq, i, GFP_KERNEL);
	if (err) {
	en_err(priv, "Failed activating Rx CQ\n");
	goto cq_err;
	@@ -1303,7 +1213,7 @@
	for (i = 0; i < priv->tx_ring_num; i++) {
	/* Configure cq */
	cq = priv->tx_cq[i];
	- err = mlx4_en_activate_cq(priv, cq, i);
	+ err = mlx4_en_activate_cq(priv, cq, i, GFP_KERNEL);
	if (err) {
	en_err(priv, "Failed activating Tx CQ\n");
	goto tx_err;
	@@ -1378,8 +1288,6 @@
	/* Schedule multicast task to populate multicast list */
	queue_work(mdev->workqueue, &priv->rx_mode_task);

	- mlx4_set_stats_bitmap(mdev->dev, priv->stats_bitmap);
	-
	priv->port_up = true;

	/* Enable the queues. */
	@@ -1719,10 +1627,16 @@

	en_dbg(DRV, priv, "Destroying netdev on port:%d\n", priv->port);

	- if (priv->vlan_attach != NULL)
	- EVENTHANDLER_DEREGISTER(vlan_config, priv->vlan_attach);
	- if (priv->vlan_detach != NULL)
	- EVENTHANDLER_DEREGISTER(vlan_unconfig, priv->vlan_detach);
	+ /* don't allow more IOCTLs */
	+ priv->gone = 1;
	+
	+ /* XXX wait a bit to allow IOCTL handlers to complete */
	+ pause("W", hz);
	+
	+ if (priv->vlan_attach != NULL)
	+ EVENTHANDLER_DEREGISTER(vlan_config, priv->vlan_attach);
	+ if (priv->vlan_detach != NULL)
	+ EVENTHANDLER_DEREGISTER(vlan_unconfig, priv->vlan_detach);

	/* Unregister device - this will close the port if it was up */
	if (priv->registered) {
	@@ -1808,9 +1722,12 @@
	if (priv->last_link_state == MLX4_DEV_EVENT_PORT_DOWN)
	return (active);
	active \|= IFM_FDX;
	- trans_type = priv->port_state.transciver;
	+ trans_type = priv->port_state.transceiver;
	/* XXX I don't know all of the transceiver values. */
	switch (priv->port_state.link_speed) {
	+ case 100:
	+ active \|= IFM_100_T;
	+ break;
	case 1000:
	active \|= IFM_1000_T;
	break;
	@@ -1903,10 +1820,15 @@
	error = 0;
	mask = 0;
	priv = dev->if_softc;
	+
	+ /* check if detaching */
	+ if (priv == NULL \|\| priv->gone != 0)
	+ return (ENXIO);
	+
	mdev = priv->mdev;
	ifr = (struct ifreq *) data;
	- switch (command) {

	+ switch (command) {
	case SIOCSIFMTU:
	error = -mlx4_en_change_mtu(dev, ifr->ifr_mtu);
	break;
	@@ -2665,140 +2587,115 @@
	&priv->pstats.rx_coal_avg, "RX average coalesced completions");
	#endif

	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tso_packets", CTLFLAG_RD,
	- &priv->port_stats.tso_packets, "TSO packets sent");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "queue_stopped", CTLFLAG_RD,
	- &priv->port_stats.queue_stopped, "Queue full");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "wake_queue", CTLFLAG_RD,
	- &priv->port_stats.wake_queue, "Queue resumed after full");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_timeout", CTLFLAG_RD,
	- &priv->port_stats.tx_timeout, "Transmit timeouts");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_oversized_packets", CTLFLAG_RD,
	- &priv->port_stats.oversized_packets, "TX oversized packets, m_defrag failed");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_alloc_failed", CTLFLAG_RD,
	- &priv->port_stats.rx_alloc_failed, "RX failed to allocate mbuf");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_chksum_good", CTLFLAG_RD,
	- &priv->port_stats.rx_chksum_good, "RX checksum offload success");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_chksum_none", CTLFLAG_RD,
	- &priv->port_stats.rx_chksum_none, "RX without checksum offload");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_chksum_offload",
	- CTLFLAG_RD, &priv->port_stats.tx_chksum_offload,
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tso_packets", CTLFLAG_RD,
	+ &priv->port_stats.tso_packets, 0, "TSO packets sent");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "queue_stopped", CTLFLAG_RD,
	+ &priv->port_stats.queue_stopped, 0, "Queue full");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "wake_queue", CTLFLAG_RD,
	+ &priv->port_stats.wake_queue, 0, "Queue resumed after full");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_timeout", CTLFLAG_RD,
	+ &priv->port_stats.tx_timeout, 0, "Transmit timeouts");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_oversized_packets", CTLFLAG_RD,
	+ &priv->port_stats.oversized_packets, 0, "TX oversized packets, m_defrag failed");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_alloc_failed", CTLFLAG_RD,
	+ &priv->port_stats.rx_alloc_failed, 0, "RX failed to allocate mbuf");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_chksum_good", CTLFLAG_RD,
	+ &priv->port_stats.rx_chksum_good, 0, "RX checksum offload success");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_chksum_none", CTLFLAG_RD,
	+ &priv->port_stats.rx_chksum_none, 0, "RX without checksum offload");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_chksum_offload",
	+ CTLFLAG_RD, &priv->port_stats.tx_chksum_offload, 0,
	"TX checksum offloads");

	/* Could strdup the names and add in a loop. This is simpler. */
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_bytes", CTLFLAG_RD,
	- &priv->pkstats.rx_bytes, "RX Bytes");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_packets, "RX packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_multicast_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_multicast_packets, "RX Multicast Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_broadcast_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_broadcast_packets, "RX Broadcast Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_errors", CTLFLAG_RD,
	- &priv->pkstats.rx_errors, "RX Errors");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_dropped", CTLFLAG_RD,
	- &priv->pkstats.rx_dropped, "RX Dropped");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_length_errors", CTLFLAG_RD,
	- &priv->pkstats.rx_length_errors, "RX Length Errors");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_over_errors", CTLFLAG_RD,
	- &priv->pkstats.rx_over_errors, "RX Over Errors");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_crc_errors", CTLFLAG_RD,
	- &priv->pkstats.rx_crc_errors, "RX CRC Errors");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_jabbers", CTLFLAG_RD,
	- &priv->pkstats.rx_jabbers, "RX Jabbers");
	-
	-
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_in_range_length_error", CTLFLAG_RD,
	- &priv->pkstats.rx_in_range_length_error, "RX IN_Range Length Error");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_out_range_length_error",
	- CTLFLAG_RD, &priv->pkstats.rx_out_range_length_error,
	- "RX Out Range Length Error");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_lt_64_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_lt_64_bytes_packets, "RX Lt 64 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_127_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_127_bytes_packets, "RX 127 bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_255_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_255_bytes_packets, "RX 255 bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_511_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_511_bytes_packets, "RX 511 bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_1023_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_1023_bytes_packets, "RX 1023 bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_1518_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_1518_bytes_packets, "RX 1518 bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_1522_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_1522_bytes_packets, "RX 1522 bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_1548_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_1548_bytes_packets, "RX 1548 bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "rx_gt_1548_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.rx_gt_1548_bytes_packets,
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_bytes", CTLFLAG_RD,
	+ &priv->pkstats.rx_bytes, 0, "RX Bytes");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_packets, 0, "RX packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_multicast_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_multicast_packets, 0, "RX Multicast Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_broadcast_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_broadcast_packets, 0, "RX Broadcast Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_errors", CTLFLAG_RD,
	+ &priv->pkstats.rx_errors, 0, "RX Errors");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_dropped", CTLFLAG_RD,
	+ &priv->pkstats.rx_dropped, 0, "RX Dropped");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_length_errors", CTLFLAG_RD,
	+ &priv->pkstats.rx_length_errors, 0, "RX Length Errors");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_over_errors", CTLFLAG_RD,
	+ &priv->pkstats.rx_over_errors, 0, "RX Over Errors");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_crc_errors", CTLFLAG_RD,
	+ &priv->pkstats.rx_crc_errors, 0, "RX CRC Errors");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_jabbers", CTLFLAG_RD,
	+ &priv->pkstats.rx_jabbers, 0, "RX Jabbers");
	+
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_in_range_length_error", CTLFLAG_RD,
	+ &priv->pkstats.rx_in_range_length_error, 0, "RX IN_Range Length Error");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_out_range_length_error",
	+ CTLFLAG_RD, &priv->pkstats.rx_out_range_length_error, 0,
	+ "RX Out Range Length Error");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_lt_64_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_lt_64_bytes_packets, 0, "RX Lt 64 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_127_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_127_bytes_packets, 0, "RX 127 bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_255_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_255_bytes_packets, 0, "RX 255 bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_511_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_511_bytes_packets, 0, "RX 511 bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_1023_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_1023_bytes_packets, 0, "RX 1023 bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_1518_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_1518_bytes_packets, 0, "RX 1518 bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_1522_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_1522_bytes_packets, 0, "RX 1522 bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_1548_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_1548_bytes_packets, 0, "RX 1548 bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "rx_gt_1548_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.rx_gt_1548_bytes_packets, 0,
	"RX Greater Then 1548 bytes Packets");

	-struct mlx4_en_pkt_stats {
	- unsigned long tx_packets;
	- unsigned long tx_bytes;
	- unsigned long tx_multicast_packets;
	- unsigned long tx_broadcast_packets;
	- unsigned long tx_errors;
	- unsigned long tx_dropped;
	- unsigned long tx_lt_64_bytes_packets;
	- unsigned long tx_127_bytes_packets;
	- unsigned long tx_255_bytes_packets;
	- unsigned long tx_511_bytes_packets;
	- unsigned long tx_1023_bytes_packets;
	- unsigned long tx_1518_bytes_packets;
	- unsigned long tx_1522_bytes_packets;
	- unsigned long tx_1548_bytes_packets;
	- unsigned long tx_gt_1548_bytes_packets;
	- unsigned long rx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
	- unsigned long tx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
	-#define NUM_PKT_STATS 72
	-};
	-
	-
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_packets, "TX packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_bytes", CTLFLAG_RD,
	- &priv->pkstats.tx_bytes, "TX Bytes");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_multicast_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_multicast_packets, "TX Multicast Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_broadcast_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_broadcast_packets, "TX Broadcast Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_errors", CTLFLAG_RD,
	- &priv->pkstats.tx_errors, "TX Errors");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_dropped", CTLFLAG_RD,
	- &priv->pkstats.tx_dropped, "TX Dropped");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_lt_64_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_lt_64_bytes_packets, "TX Less Then 64 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_127_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_127_bytes_packets, "TX 127 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_255_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_255_bytes_packets, "TX 255 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_511_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_511_bytes_packets, "TX 511 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_1023_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_1023_bytes_packets, "TX 1023 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_1518_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_1518_bytes_packets, "TX 1518 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_1522_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_1522_bytes_packets, "TX 1522 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_1548_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_1548_bytes_packets, "TX 1548 Bytes Packets");
	- SYSCTL_ADD_ULONG(ctx, node_list, OID_AUTO, "tx_gt_1548_bytes_packets", CTLFLAG_RD,
	- &priv->pkstats.tx_gt_1548_bytes_packets,
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_packets, 0, "TX packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_bytes", CTLFLAG_RD,
	+ &priv->pkstats.tx_bytes, 0, "TX Bytes");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_multicast_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_multicast_packets, 0, "TX Multicast Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_broadcast_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_broadcast_packets, 0, "TX Broadcast Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_errors", CTLFLAG_RD,
	+ &priv->pkstats.tx_errors, 0, "TX Errors");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_dropped", CTLFLAG_RD,
	+ &priv->pkstats.tx_dropped, 0, "TX Dropped");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_lt_64_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_lt_64_bytes_packets, 0, "TX Less Then 64 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_127_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_127_bytes_packets, 0, "TX 127 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_255_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_255_bytes_packets, 0, "TX 255 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_511_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_511_bytes_packets, 0, "TX 511 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_1023_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_1023_bytes_packets, 0, "TX 1023 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_1518_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_1518_bytes_packets, 0, "TX 1518 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_1522_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_1522_bytes_packets, 0, "TX 1522 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_1548_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_1548_bytes_packets, 0, "TX 1548 Bytes Packets");
	+ SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, "tx_gt_1548_bytes_packets", CTLFLAG_RD,
	+ &priv->pkstats.tx_gt_1548_bytes_packets, 0,
	"TX Greater Then 1548 Bytes Packets");

	-
	-
	for (i = 0; i < priv->tx_ring_num; i++) {
	tx_ring = priv->tx_ring[i];
	snprintf(namebuf, sizeof(namebuf), "tx_ring%d", i);
	ring_node = SYSCTL_ADD_NODE(ctx, node_list, OID_AUTO, namebuf,
	CTLFLAG_RD, NULL, "TX Ring");
	ring_list = SYSCTL_CHILDREN(ring_node);
	- SYSCTL_ADD_ULONG(ctx, ring_list, OID_AUTO, "packets",
	- CTLFLAG_RD, &tx_ring->packets, "TX packets");
	- SYSCTL_ADD_ULONG(ctx, ring_list, OID_AUTO, "bytes",
	- CTLFLAG_RD, &tx_ring->bytes, "TX bytes");
	+ SYSCTL_ADD_U64(ctx, ring_list, OID_AUTO, "packets",
	+ CTLFLAG_RD, &tx_ring->packets, 0, "TX packets");
	+ SYSCTL_ADD_U64(ctx, ring_list, OID_AUTO, "bytes",
	+ CTLFLAG_RD, &tx_ring->bytes, 0, "TX bytes");
	}

	for (i = 0; i < priv->rx_ring_num; i++) {
	@@ -2807,11 +2704,11 @@
	ring_node = SYSCTL_ADD_NODE(ctx, node_list, OID_AUTO, namebuf,
	CTLFLAG_RD, NULL, "RX Ring");
	ring_list = SYSCTL_CHILDREN(ring_node);
	- SYSCTL_ADD_ULONG(ctx, ring_list, OID_AUTO, "packets",
	- CTLFLAG_RD, &rx_ring->packets, "RX packets");
	- SYSCTL_ADD_ULONG(ctx, ring_list, OID_AUTO, "bytes",
	- CTLFLAG_RD, &rx_ring->bytes, "RX bytes");
	- SYSCTL_ADD_ULONG(ctx, ring_list, OID_AUTO, "error",
	- CTLFLAG_RD, &rx_ring->errors, "RX soft errors");
	+ SYSCTL_ADD_U64(ctx, ring_list, OID_AUTO, "packets",
	+ CTLFLAG_RD, &rx_ring->packets, 0, "RX packets");
	+ SYSCTL_ADD_U64(ctx, ring_list, OID_AUTO, "bytes",
	+ CTLFLAG_RD, &rx_ring->bytes, 0, "RX bytes");
	+ SYSCTL_ADD_U64(ctx, ring_list, OID_AUTO, "error",
	+ CTLFLAG_RD, &rx_ring->errors, 0, "RX soft errors");
	}
	}
	Index: sys/ofed/drivers/net/mlx4/en_port.h
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_port.h
	+++ sys/ofed/drivers/net/mlx4/en_port.h
	@@ -53,7 +53,30 @@
	MLX4_MCAST_ENABLE = 2,
	};

	+enum mlx4_link_mode {
	+ MLX4_1000BASE_CX_SGMII = 0,
	+ MLX4_1000BASE_KX = 1,
	+ MLX4_10GBASE_CX4 = 2,
	+ MLX4_10GBASE_KX4 = 3,
	+ MLX4_10GBASE_KR = 4,
	+ MLX4_20GBASE_KR2 = 5,
	+ MLX4_40GBASE_CR4 = 6,
	+ MLX4_40GBASE_KR4 = 7,
	+ MLX4_56GBASE_KR4 = 8,
	+ MLX4_10GBASE_CR = 12,
	+ MLX4_10GBASE_SR = 13,
	+ MLX4_40GBASE_SR4 = 15,
	+ MLX4_56GBASE_CR4 = 17,
	+ MLX4_56GBASE_SR4 = 18,
	+ MLX4_100BASE_TX = 24,
	+ MLX4_1000BASE_T = 25,
	+ MLX4_10GBASE_T = 26,
	+};
	+
	+#define MLX4_PROT_MASK(link_mode) (1<<(link_mode))
	+
	enum {
	+ MLX4_EN_100M_SPEED = 0x04,
	MLX4_EN_10G_SPEED_XAUI = 0x00,
	MLX4_EN_10G_SPEED_XFI = 0x01,
	MLX4_EN_1G_SPEED = 0x02,
	@@ -66,12 +89,13 @@
	struct mlx4_en_query_port_context {
	u8 link_up;
	#define MLX4_EN_LINK_UP_MASK 0x80
	+#define MLX4_EN_ANC_MASK 0x40
	u8 autoneg;
	#define MLX4_EN_AUTONEG_MASK 0x80
	__be16 mtu;
	u8 reserved2;
	u8 link_speed;
	-#define MLX4_EN_SPEED_MASK 0x6b
	+#define MLX4_EN_SPEED_MASK 0x6f
	u16 reserved3[5];
	__be64 mac;
	u8 transceiver;
	@@ -559,5 +583,4 @@
	__be32 TDROP;
	};

	-
	#endif
	Index: sys/ofed/drivers/net/mlx4/en_port.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_port.c
	+++ sys/ofed/drivers/net/mlx4/en_port.c
	@@ -39,7 +39,6 @@

	#include "en_port.h"
	#include "mlx4_en.h"
	-#define EN_IFQ_MIN_INTERVAL 3000


	int mlx4_SET_VLAN_FLTR(struct mlx4_dev dev, struct mlx4_en_priv priv)
	@@ -57,7 +56,6 @@
	return PTR_ERR(mailbox);

	filter = mailbox->buf;
	- memset(filter, 0, sizeof(*filter));
	for (i = VLAN_FLTR_SIZE - 1; i >= 0; i--) {
	entry = 0;
	for (j = 0; j < 32; j++) {
	@@ -84,7 +82,6 @@
	mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);
	- memset(mailbox->buf, 0, sizeof(*qport_context));
	err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, port, 0,
	MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B,
	MLX4_CMD_WRAPPED);
	@@ -96,6 +93,9 @@
	* already synchronized, no need in locking */
	state->link_state = !!(qport_context->link_up & MLX4_EN_LINK_UP_MASK);
	switch (qport_context->link_speed & MLX4_EN_SPEED_MASK) {
	+ case MLX4_EN_100M_SPEED:
	+ state->link_speed = 100;
	+ break;
	case MLX4_EN_1G_SPEED:
	state->link_speed = 1000;
	break;
	@@ -116,61 +116,54 @@
	state->link_speed = -1;
	break;
	}
	- state->transciver = qport_context->transceiver;
	- state->autoneg = !!(qport_context->autoneg & MLX4_EN_AUTONEG_MASK);
	+
	+ state->transceiver = qport_context->transceiver;
	+
	+ state->flags = 0; /* Reset and recalculate the port flags */
	+ state->flags \|= (qport_context->link_up & MLX4_EN_ANC_MASK) ?
	+ MLX4_EN_PORT_ANC : 0;
	+ state->flags \|= (qport_context->autoneg & MLX4_EN_AUTONEG_MASK) ?
	+ MLX4_EN_PORT_ANE : 0;

	out:
	mlx4_free_cmd_mailbox(mdev->dev, mailbox);
	return err;
	}

	+/* Each counter set is located in struct mlx4_en_stat_out_mbox
	+ * with a const offset between its prio components.
	+ * This function runs over a counter set and sum all of it's prio components.
	+ */
	+static u64 en_stats_adder(__be64 start, __be64 next, int num)
	+{
	+ __be64 *curr = start;
	+ u64 ret = 0;
	+ int i;
	+ int offset = next - start;
	+
	+ for (i = 0; i < num; i++) {
	+ ret += be64_to_cpu(*curr);
	+ curr += offset;
	+ }
	+
	+ return ret;
	+}
	+
	int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset)
	{
	+ struct mlx4_en_vport_stats tmp_vport_stats;
	struct mlx4_en_stat_out_mbox *mlx4_en_stats;
	struct mlx4_en_stat_out_flow_control_mbox *flowstats;
	struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]);
	struct mlx4_en_vport_stats *vport_stats = &priv->vport_stats;
	- struct mlx4_cmd_mailbox *mailbox = NULL;
	- struct mlx4_cmd_mailbox *mailbox_flow = NULL;
	+ struct mlx4_cmd_mailbox *mailbox;
	u64 in_mod = reset << 8 \| port;
	int err;
	- int i;
	- int do_if_stat = 1;
	- unsigned long period = (unsigned long) (jiffies - priv->last_ifq_jiffies);
	- struct mlx4_en_vport_stats tmp_vport_stats;
	- struct net_device *dev;
	-
	- if (jiffies_to_msecs(period) < EN_IFQ_MIN_INTERVAL \|\|
	- priv->counter_index == 0xff)
	- do_if_stat = 0;
	+ int i, read_counters = 0;;

	mailbox = mlx4_alloc_cmd_mailbox(mdev->dev);
	- if (IS_ERR(mailbox)) {
	- err = PTR_ERR(mailbox);
	- goto mailbox_out;
	- }
	-
	- mailbox_flow = mlx4_alloc_cmd_mailbox(mdev->dev);
	- if (IS_ERR(mailbox_flow)) {
	- mlx4_free_cmd_mailbox(mdev->dev, mailbox);
	- err = PTR_ERR(mailbox_flow);
	- goto mailbox_out;
	- }
	-
	- /* 0xffs indicates invalid value */
	- memset(mailbox_flow->buf, 0xff, sizeof(flowstats)
	- MLX4_NUM_PRIORITIES);
	-
	- if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN) {
	- memset(mailbox_flow->buf, 0, sizeof(*flowstats));
	- err = mlx4_cmd_box(mdev->dev, 0, mailbox_flow->dma,
	- in_mod \| 1<<12, 0, MLX4_CMD_DUMP_ETH_STATS,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	-
	- if (err)
	- goto out;
	- }
	-
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma, in_mod, 0,
	MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B,
	MLX4_CMD_NATIVE);
	@@ -187,287 +180,78 @@
	priv->port_stats.rx_chksum_good += priv->rx_ring[i]->csum_ok;
	priv->port_stats.rx_chksum_none += priv->rx_ring[i]->csum_none;
	}
	-
	priv->port_stats.tx_chksum_offload = 0;
	priv->port_stats.queue_stopped = 0;
	priv->port_stats.wake_queue = 0;
	+ priv->port_stats.oversized_packets = 0;
	+
	for (i = 0; i < priv->tx_ring_num; i++) {
	- priv->port_stats.tx_chksum_offload += priv->tx_ring[i]->tx_csum;
	- priv->port_stats.queue_stopped += priv->tx_ring[i]->queue_stopped;
	- priv->port_stats.wake_queue += priv->tx_ring[i]->wake_queue;
	- priv->port_stats.oversized_packets += priv->tx_ring[i]->oversized_packets;
	+ const struct mlx4_en_tx_ring *ring = priv->tx_ring[i];
	+
	+ priv->port_stats.tx_chksum_offload += ring->tx_csum;
	+ priv->port_stats.queue_stopped += ring->queue_stopped;
	+ priv->port_stats.wake_queue += ring->wake_queue;
	+ priv->port_stats.oversized_packets += ring->oversized_packets;
	}
	- /* RX Statistics */
	- priv->pkstats.rx_packets = be64_to_cpu(mlx4_en_stats->RTOT_prio_0) +
	- be64_to_cpu(mlx4_en_stats->RTOT_prio_1) +
	- be64_to_cpu(mlx4_en_stats->RTOT_prio_2) +
	- be64_to_cpu(mlx4_en_stats->RTOT_prio_3) +
	- be64_to_cpu(mlx4_en_stats->RTOT_prio_4) +
	- be64_to_cpu(mlx4_en_stats->RTOT_prio_5) +
	- be64_to_cpu(mlx4_en_stats->RTOT_prio_6) +
	- be64_to_cpu(mlx4_en_stats->RTOT_prio_7) +
	- be64_to_cpu(mlx4_en_stats->RTOT_novlan);
	- priv->pkstats.rx_bytes = be64_to_cpu(mlx4_en_stats->ROCT_prio_0) +
	- be64_to_cpu(mlx4_en_stats->ROCT_prio_1) +
	- be64_to_cpu(mlx4_en_stats->ROCT_prio_2) +
	- be64_to_cpu(mlx4_en_stats->ROCT_prio_3) +
	- be64_to_cpu(mlx4_en_stats->ROCT_prio_4) +
	- be64_to_cpu(mlx4_en_stats->ROCT_prio_5) +
	- be64_to_cpu(mlx4_en_stats->ROCT_prio_6) +
	- be64_to_cpu(mlx4_en_stats->ROCT_prio_7) +
	- be64_to_cpu(mlx4_en_stats->ROCT_novlan);
	- priv->pkstats.rx_multicast_packets = be64_to_cpu(mlx4_en_stats->MCAST_prio_0) +
	- be64_to_cpu(mlx4_en_stats->MCAST_prio_1) +
	- be64_to_cpu(mlx4_en_stats->MCAST_prio_2) +
	- be64_to_cpu(mlx4_en_stats->MCAST_prio_3) +
	- be64_to_cpu(mlx4_en_stats->MCAST_prio_4) +
	- be64_to_cpu(mlx4_en_stats->MCAST_prio_5) +
	- be64_to_cpu(mlx4_en_stats->MCAST_prio_6) +
	- be64_to_cpu(mlx4_en_stats->MCAST_prio_7) +
	- be64_to_cpu(mlx4_en_stats->MCAST_novlan);
	- priv->pkstats.rx_broadcast_packets = be64_to_cpu(mlx4_en_stats->RBCAST_prio_0) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_prio_1) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_prio_2) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_prio_3) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_prio_4) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_prio_5) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_prio_6) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_prio_7) +
	- be64_to_cpu(mlx4_en_stats->RBCAST_novlan);
	- priv->pkstats.rx_errors = be64_to_cpu(mlx4_en_stats->PCS) +
	- be32_to_cpu(mlx4_en_stats->RJBBR) +
	- be32_to_cpu(mlx4_en_stats->RCRC) +
	- be32_to_cpu(mlx4_en_stats->RRUNT) +
	- be64_to_cpu(mlx4_en_stats->RInRangeLengthErr) +
	- be64_to_cpu(mlx4_en_stats->ROutRangeLengthErr) +
	- be32_to_cpu(mlx4_en_stats->RSHORT) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_0) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_1) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_2) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_3) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_4) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_5) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_6) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_prio_7) +
	- be64_to_cpu(mlx4_en_stats->RGIANT_novlan);
	- priv->pkstats.rx_dropped = be32_to_cpu(mlx4_en_stats->RdropOvflw);
	+
	+ priv->pkstats.rx_errors =
	+ be64_to_cpu(mlx4_en_stats->PCS) +
	+ be32_to_cpu(mlx4_en_stats->RJBBR) +
	+ be32_to_cpu(mlx4_en_stats->RCRC) +
	+ be32_to_cpu(mlx4_en_stats->RRUNT) +
	+ be64_to_cpu(mlx4_en_stats->RInRangeLengthErr) +
	+ be64_to_cpu(mlx4_en_stats->ROutRangeLengthErr) +
	+ be32_to_cpu(mlx4_en_stats->RSHORT) +
	+ en_stats_adder(&mlx4_en_stats->RGIANT_prio_0,
	+ &mlx4_en_stats->RGIANT_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.tx_errors =
	+ en_stats_adder(&mlx4_en_stats->TGIANT_prio_0,
	+ &mlx4_en_stats->TGIANT_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.rx_multicast_packets =
	+ en_stats_adder(&mlx4_en_stats->MCAST_prio_0,
	+ &mlx4_en_stats->MCAST_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.rx_dropped = be32_to_cpu(mlx4_en_stats->RDROP);
	priv->pkstats.rx_length_errors = be32_to_cpu(mlx4_en_stats->RdropLength);
	priv->pkstats.rx_over_errors = be32_to_cpu(mlx4_en_stats->RdropOvflw);
	priv->pkstats.rx_crc_errors = be32_to_cpu(mlx4_en_stats->RCRC);
	+ priv->pkstats.rx_dropped = be32_to_cpu(mlx4_en_stats->RdropOvflw);
	+ priv->pkstats.tx_dropped = be32_to_cpu(mlx4_en_stats->TDROP);
	+
	+ /* RX stats */
	+ priv->pkstats.rx_packets = en_stats_adder(&mlx4_en_stats->RTOT_prio_0,
	+ &mlx4_en_stats->RTOT_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.rx_bytes = en_stats_adder(&mlx4_en_stats->ROCT_prio_0,
	+ &mlx4_en_stats->ROCT_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.rx_broadcast_packets =
	+ en_stats_adder(&mlx4_en_stats->RBCAST_prio_0,
	+ &mlx4_en_stats->RBCAST_prio_1,
	+ NUM_PRIORITIES);
	priv->pkstats.rx_jabbers = be32_to_cpu(mlx4_en_stats->RJBBR);
	- priv->pkstats.rx_in_range_length_error = be64_to_cpu(mlx4_en_stats->RInRangeLengthErr);
	- priv->pkstats.rx_out_range_length_error = be64_to_cpu(mlx4_en_stats->ROutRangeLengthErr);
	- priv->pkstats.rx_lt_64_bytes_packets = be64_to_cpu(mlx4_en_stats->R64_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R64_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R64_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R64_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R64_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R64_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R64_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R64_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R64_novlan);
	- priv->pkstats.rx_127_bytes_packets = be64_to_cpu(mlx4_en_stats->R127_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R127_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R127_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R127_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R127_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R127_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R127_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R127_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R127_novlan);
	- priv->pkstats.rx_255_bytes_packets = be64_to_cpu(mlx4_en_stats->R255_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R255_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R255_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R255_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R255_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R255_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R255_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R255_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R255_novlan);
	- priv->pkstats.rx_511_bytes_packets = be64_to_cpu(mlx4_en_stats->R511_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R511_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R511_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R511_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R511_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R511_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R511_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R511_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R511_novlan);
	- priv->pkstats.rx_1023_bytes_packets = be64_to_cpu(mlx4_en_stats->R1023_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R1023_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R1023_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R1023_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R1023_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R1023_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R1023_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R1023_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R1023_novlan);
	- priv->pkstats.rx_1518_bytes_packets = be64_to_cpu(mlx4_en_stats->R1518_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R1518_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R1518_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R1518_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R1518_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R1518_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R1518_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R1518_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R1518_novlan);
	- priv->pkstats.rx_1522_bytes_packets = be64_to_cpu(mlx4_en_stats->R1522_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R1522_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R1522_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R1522_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R1522_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R1522_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R1522_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R1522_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R1522_novlan);
	- priv->pkstats.rx_1548_bytes_packets = be64_to_cpu(mlx4_en_stats->R1548_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R1548_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R1548_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R1548_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R1548_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R1548_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R1548_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R1548_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R1548_novlan);
	- priv->pkstats.rx_gt_1548_bytes_packets = be64_to_cpu(mlx4_en_stats->R2MTU_prio_0) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_prio_1) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_prio_2) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_prio_3) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_prio_4) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_prio_5) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_prio_6) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_prio_7) +
	- be64_to_cpu(mlx4_en_stats->R2MTU_novlan);
	-
	- /* Tx Stats */
	- priv->pkstats.tx_packets = be64_to_cpu(mlx4_en_stats->TTOT_prio_0) +
	- be64_to_cpu(mlx4_en_stats->TTOT_prio_1) +
	- be64_to_cpu(mlx4_en_stats->TTOT_prio_2) +
	- be64_to_cpu(mlx4_en_stats->TTOT_prio_3) +
	- be64_to_cpu(mlx4_en_stats->TTOT_prio_4) +
	- be64_to_cpu(mlx4_en_stats->TTOT_prio_5) +
	- be64_to_cpu(mlx4_en_stats->TTOT_prio_6) +
	- be64_to_cpu(mlx4_en_stats->TTOT_prio_7) +
	- be64_to_cpu(mlx4_en_stats->TTOT_novlan);
	- priv->pkstats.tx_bytes = be64_to_cpu(mlx4_en_stats->TOCT_prio_0) +
	- be64_to_cpu(mlx4_en_stats->TOCT_prio_1) +
	- be64_to_cpu(mlx4_en_stats->TOCT_prio_2) +
	- be64_to_cpu(mlx4_en_stats->TOCT_prio_3) +
	- be64_to_cpu(mlx4_en_stats->TOCT_prio_4) +
	- be64_to_cpu(mlx4_en_stats->TOCT_prio_5) +
	- be64_to_cpu(mlx4_en_stats->TOCT_prio_6) +
	- be64_to_cpu(mlx4_en_stats->TOCT_prio_7) +
	- be64_to_cpu(mlx4_en_stats->TOCT_novlan);
	- priv->pkstats.tx_multicast_packets = be64_to_cpu(mlx4_en_stats->TMCAST_prio_0) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_prio_1) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_prio_2) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_prio_3) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_prio_4) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_prio_5) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_prio_6) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_prio_7) +
	- be64_to_cpu(mlx4_en_stats->TMCAST_novlan);
	- priv->pkstats.tx_broadcast_packets = be64_to_cpu(mlx4_en_stats->TBCAST_prio_0) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_prio_1) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_prio_2) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_prio_3) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_prio_4) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_prio_5) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_prio_6) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_prio_7) +
	- be64_to_cpu(mlx4_en_stats->TBCAST_novlan);
	- priv->pkstats.tx_errors = be64_to_cpu(mlx4_en_stats->TGIANT_prio_0) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_prio_1) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_prio_2) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_prio_3) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_prio_4) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_prio_5) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_prio_6) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_prio_7) +
	- be64_to_cpu(mlx4_en_stats->TGIANT_novlan);
	- priv->pkstats.tx_dropped = be32_to_cpu(mlx4_en_stats->TDROP) -
	- priv->pkstats.tx_errors;
	- priv->pkstats.tx_lt_64_bytes_packets = be64_to_cpu(mlx4_en_stats->T64_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T64_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T64_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T64_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T64_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T64_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T64_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T64_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T64_novlan);
	- priv->pkstats.tx_127_bytes_packets = be64_to_cpu(mlx4_en_stats->T127_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T127_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T127_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T127_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T127_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T127_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T127_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T127_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T127_novlan);
	- priv->pkstats.tx_255_bytes_packets = be64_to_cpu(mlx4_en_stats->T255_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T255_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T255_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T255_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T255_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T255_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T255_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T255_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T255_novlan);
	- priv->pkstats.tx_511_bytes_packets = be64_to_cpu(mlx4_en_stats->T511_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T511_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T511_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T511_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T511_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T511_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T511_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T511_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T511_novlan);
	- priv->pkstats.tx_1023_bytes_packets = be64_to_cpu(mlx4_en_stats->T1023_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T1023_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T1023_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T1023_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T1023_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T1023_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T1023_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T1023_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T1023_novlan);
	- priv->pkstats.tx_1518_bytes_packets = be64_to_cpu(mlx4_en_stats->T1518_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T1518_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T1518_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T1518_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T1518_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T1518_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T1518_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T1518_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T1518_novlan);
	- priv->pkstats.tx_1522_bytes_packets = be64_to_cpu(mlx4_en_stats->T1522_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T1522_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T1522_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T1522_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T1522_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T1522_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T1522_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T1522_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T1522_novlan);
	- priv->pkstats.tx_1548_bytes_packets = be64_to_cpu(mlx4_en_stats->T1548_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T1548_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T1548_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T1548_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T1548_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T1548_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T1548_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T1548_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T1548_novlan);
	- priv->pkstats.tx_gt_1548_bytes_packets = be64_to_cpu(mlx4_en_stats->T2MTU_prio_0) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_prio_1) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_prio_2) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_prio_3) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_prio_4) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_prio_5) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_prio_6) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_prio_7) +
	- be64_to_cpu(mlx4_en_stats->T2MTU_novlan);
	+ priv->pkstats.rx_in_range_length_error =
	+ be64_to_cpu(mlx4_en_stats->RInRangeLengthErr);
	+ priv->pkstats.rx_out_range_length_error =
	+ be64_to_cpu(mlx4_en_stats->ROutRangeLengthErr);
	+
	+ /* Tx stats */
	+ priv->pkstats.tx_packets = en_stats_adder(&mlx4_en_stats->TTOT_prio_0,
	+ &mlx4_en_stats->TTOT_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.tx_bytes = en_stats_adder(&mlx4_en_stats->TOCT_prio_0,
	+ &mlx4_en_stats->TOCT_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.tx_multicast_packets =
	+ en_stats_adder(&mlx4_en_stats->TMCAST_prio_0,
	+ &mlx4_en_stats->TMCAST_prio_1,
	+ NUM_PRIORITIES);
	+ priv->pkstats.tx_broadcast_packets =
	+ en_stats_adder(&mlx4_en_stats->TBCAST_prio_0,
	+ &mlx4_en_stats->TBCAST_prio_1,
	+ NUM_PRIORITIES);

	priv->pkstats.rx_prio[0][0] = be64_to_cpu(mlx4_en_stats->RTOT_prio_0);
	priv->pkstats.rx_prio[0][1] = be64_to_cpu(mlx4_en_stats->ROCT_prio_0);
	@@ -506,29 +290,14 @@
	priv->pkstats.tx_prio[8][0] = be64_to_cpu(mlx4_en_stats->TTOT_novlan);
	priv->pkstats.tx_prio[8][1] = be64_to_cpu(mlx4_en_stats->TOCT_novlan);

	- flowstats = mailbox_flow->buf;
	-
	- for (i = 0; i < MLX4_NUM_PRIORITIES; i++) {
	- priv->flowstats[i].rx_pause =
	- be64_to_cpu(flowstats[i].rx_pause);
	- priv->flowstats[i].rx_pause_duration =
	- be64_to_cpu(flowstats[i].rx_pause_duration);
	- priv->flowstats[i].rx_pause_transition =
	- be64_to_cpu(flowstats[i].rx_pause_transition);
	- priv->flowstats[i].tx_pause =
	- be64_to_cpu(flowstats[i].tx_pause);
	- priv->flowstats[i].tx_pause_duration =
	- be64_to_cpu(flowstats[i].tx_pause_duration);
	- priv->flowstats[i].tx_pause_transition =
	- be64_to_cpu(flowstats[i].tx_pause_transition);
	- }
	+ spin_unlock(&priv->stats_lock);

	memset(&tmp_vport_stats, 0, sizeof(tmp_vport_stats));
	- spin_unlock(&priv->stats_lock);
	err = mlx4_get_vport_ethtool_stats(mdev->dev, port,
	- &tmp_vport_stats, reset);
	+ &tmp_vport_stats, reset,
	+ &read_counters);
	spin_lock(&priv->stats_lock);
	- if (!err) {
	+ if (!err && read_counters) {
	/* ethtool stats format */
	vport_stats->rx_unicast_packets = tmp_vport_stats.rx_unicast_packets;
	vport_stats->rx_unicast_bytes = tmp_vport_stats.rx_unicast_bytes;
	@@ -537,6 +306,7 @@
	vport_stats->rx_broadcast_packets = tmp_vport_stats.rx_broadcast_packets;
	vport_stats->rx_broadcast_bytes = tmp_vport_stats.rx_broadcast_bytes;
	vport_stats->rx_dropped = tmp_vport_stats.rx_dropped;
	+ vport_stats->rx_filtered = tmp_vport_stats.rx_filtered;
	vport_stats->rx_errors = tmp_vport_stats.rx_errors;
	vport_stats->tx_unicast_packets = tmp_vport_stats.tx_unicast_packets;
	vport_stats->tx_unicast_bytes = tmp_vport_stats.tx_unicast_bytes;
	@@ -545,10 +315,13 @@
	vport_stats->tx_broadcast_packets = tmp_vport_stats.tx_broadcast_packets;
	vport_stats->tx_broadcast_bytes = tmp_vport_stats.tx_broadcast_bytes;
	vport_stats->tx_errors = tmp_vport_stats.tx_errors;
	+ vport_stats->tx_dropped = tmp_vport_stats.tx_dropped;
	}

	if (!mlx4_is_mfunc(mdev->dev)) {
	-/* netdevice stats format */
	+ struct ifnet *dev;
	+
	+ /* netdevice stats format */
	#if __FreeBSD_version >= 1100000
	if (reset == 0) {
	dev = mdev->pndev[port];
	@@ -586,13 +359,132 @@

	spin_unlock(&priv->stats_lock);

	+ /* 0xffs indicates invalid value */
	+ memset(mailbox->buf, 0xff, sizeof(flowstats) MLX4_NUM_PRIORITIES);
	+
	+ if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN) {
	+ memset(mailbox->buf, 0,
	+ sizeof(flowstats) MLX4_NUM_PRIORITIES);
	+ err = mlx4_cmd_box(mdev->dev, 0, mailbox->dma,
	+ in_mod \| MLX4_DUMP_ETH_STATS_FLOW_CONTROL,
	+ 0, MLX4_CMD_DUMP_ETH_STATS,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+ if (err)
	+ goto out;
	+ }
	+
	+ flowstats = mailbox->buf;
	+
	+ spin_lock(&priv->stats_lock);
	+
	+ for (i = 0; i < MLX4_NUM_PRIORITIES; i++) {
	+ priv->rx_priority_flowstats[i].rx_pause =
	+ be64_to_cpu(flowstats[i].rx_pause);
	+ priv->rx_priority_flowstats[i].rx_pause_duration =
	+ be64_to_cpu(flowstats[i].rx_pause_duration);
	+ priv->rx_priority_flowstats[i].rx_pause_transition =
	+ be64_to_cpu(flowstats[i].rx_pause_transition);
	+ priv->tx_priority_flowstats[i].tx_pause =
	+ be64_to_cpu(flowstats[i].tx_pause);
	+ priv->tx_priority_flowstats[i].tx_pause_duration =
	+ be64_to_cpu(flowstats[i].tx_pause_duration);
	+ priv->tx_priority_flowstats[i].tx_pause_transition =
	+ be64_to_cpu(flowstats[i].tx_pause_transition);
	+ }
	+
	+ /* if pfc is not in use, all priorities counters have the same value */
	+ priv->rx_flowstats.rx_pause =
	+ be64_to_cpu(flowstats[0].rx_pause);
	+ priv->rx_flowstats.rx_pause_duration =
	+ be64_to_cpu(flowstats[0].rx_pause_duration);
	+ priv->rx_flowstats.rx_pause_transition =
	+ be64_to_cpu(flowstats[0].rx_pause_transition);
	+ priv->tx_flowstats.tx_pause =
	+ be64_to_cpu(flowstats[0].tx_pause);
	+ priv->tx_flowstats.tx_pause_duration =
	+ be64_to_cpu(flowstats[0].tx_pause_duration);
	+ priv->tx_flowstats.tx_pause_transition =
	+ be64_to_cpu(flowstats[0].tx_pause_transition);
	+
	+ spin_unlock(&priv->stats_lock);
	+
	out:
	- mlx4_free_cmd_mailbox(mdev->dev, mailbox_flow);
	mlx4_free_cmd_mailbox(mdev->dev, mailbox);
	+ return err;
	+}
	+
	+int mlx4_en_get_vport_stats(struct mlx4_en_dev *mdev, u8 port)
	+{
	+ struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]);
	+ struct mlx4_en_vport_stats tmp_vport_stats;
	+ struct mlx4_en_vf_stats *vf_stats = &priv->vf_stats;
	+ int err, i, read_counters = 0;

	-mailbox_out:
	- if (do_if_stat)
	- priv->last_ifq_jiffies = jiffies;
	+ spin_lock(&priv->stats_lock);
	+
	+ priv->pkstats.rx_packets = 0;
	+ priv->pkstats.rx_bytes = 0;
	+ priv->port_stats.rx_chksum_good = 0;
	+ priv->port_stats.rx_chksum_none = 0;
	+ for (i = 0; i < priv->rx_ring_num; i++) {
	+ priv->pkstats.rx_packets += priv->rx_ring[i]->packets;
	+ priv->pkstats.rx_bytes += priv->rx_ring[i]->bytes;
	+ priv->port_stats.rx_chksum_good += priv->rx_ring[i]->csum_ok;
	+ priv->port_stats.rx_chksum_none += priv->rx_ring[i]->csum_none;
	+ }
	+ priv->pkstats.tx_packets = 0;
	+ priv->pkstats.tx_bytes = 0;
	+ priv->port_stats.tx_chksum_offload = 0;
	+ priv->port_stats.queue_stopped = 0;
	+ priv->port_stats.wake_queue = 0;
	+
	+ for (i = 0; i < priv->tx_ring_num; i++) {
	+ const struct mlx4_en_tx_ring *ring = priv->tx_ring[i];
	+
	+ priv->pkstats.tx_packets += ring->packets;
	+ priv->pkstats.tx_bytes += ring->bytes;
	+ priv->port_stats.tx_chksum_offload += ring->tx_csum;
	+ priv->port_stats.queue_stopped += ring->queue_stopped;
	+ priv->port_stats.wake_queue += ring->wake_queue;
	+ priv->port_stats.oversized_packets += priv->tx_ring[i]->oversized_packets;
	+ }
	+
	+ spin_unlock(&priv->stats_lock);
	+
	+ memset(&tmp_vport_stats, 0, sizeof(tmp_vport_stats));
	+
	+ err = mlx4_get_vport_ethtool_stats(mdev->dev, port, &tmp_vport_stats, 0, &read_counters);
	+ if (!err && read_counters) {
	+ spin_lock(&priv->stats_lock);
	+ vf_stats->rx_multicast_packets = tmp_vport_stats.rx_multicast_packets;
	+ vf_stats->rx_broadcast_packets = tmp_vport_stats.rx_broadcast_packets;
	+ vf_stats->rx_filtered = tmp_vport_stats.rx_filtered;
	+ vf_stats->tx_multicast_packets = tmp_vport_stats.tx_multicast_packets;
	+ vf_stats->tx_broadcast_packets = tmp_vport_stats.tx_broadcast_packets;
	+ vf_stats->tx_dropped = tmp_vport_stats.tx_dropped;
	+ priv->pkstats.rx_packets = tmp_vport_stats.rx_unicast_packets +
	+ tmp_vport_stats.rx_multicast_packets +
	+ tmp_vport_stats.rx_broadcast_packets;
	+ priv->pkstats.rx_bytes = tmp_vport_stats.rx_unicast_bytes +
	+ tmp_vport_stats.rx_multicast_bytes +
	+ tmp_vport_stats.rx_broadcast_bytes;
	+ priv->pkstats.tx_packets = tmp_vport_stats.tx_unicast_packets +
	+ tmp_vport_stats.tx_multicast_packets +
	+ tmp_vport_stats.tx_broadcast_packets;
	+ priv->pkstats.tx_bytes = tmp_vport_stats.tx_unicast_bytes +
	+ tmp_vport_stats.tx_multicast_bytes +
	+ tmp_vport_stats.tx_broadcast_bytes;
	+ /* PF&VFs are not expected to report errors in ifconfig.
	+ * rx_errors will be reprted in PF's ethtool statistics,
	+ * see: mlx4_en_DUMP_ETH_STATS
	+ */
	+ priv->pkstats.rx_errors = 0;
	+ priv->pkstats.rx_dropped = tmp_vport_stats.rx_dropped;
	+ priv->pkstats.tx_dropped = tmp_vport_stats.tx_dropped;
	+ priv->pkstats.rx_multicast_packets = vf_stats->rx_multicast_packets;
	+
	+ spin_unlock(&priv->stats_lock);
	+ }

	return err;
	}
	Index: sys/ofed/drivers/net/mlx4/en_resources.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_resources.c
	+++ sys/ofed/drivers/net/mlx4/en_resources.c
	@@ -70,7 +70,7 @@
	/* disable multicast loopback to qp with same counter */
	context->pri_path.fl \|= MLX4_FL_ETH_SRC_CHECK_MC_LB;
	context->pri_path.vlan_control \|=
	- MLX4_VLAN_CTRL_ETH_SRC_CHECK_IF_COUNTER;
	+ MLX4_CTRL_ETH_SRC_CHECK_IF_COUNTER;
	}

	context->cqn_send = cpu_to_be32(cqn);
	Index: sys/ofed/drivers/net/mlx4/en_rx.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_rx.c
	+++ sys/ofed/drivers/net/mlx4/en_rx.c
	@@ -252,6 +252,26 @@
	}
	}

	+void mlx4_en_set_num_rx_rings(struct mlx4_en_dev *mdev)
	+{
	+ int i;
	+ int num_of_eqs;
	+ int num_rx_rings;
	+ struct mlx4_dev *dev = mdev->dev;
	+
	+ mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_ETH) {
	+ num_of_eqs = max_t(int, MIN_RX_RINGS,
	+ min_t(int,
	+ mlx4_get_eqs_per_port(mdev->dev, i),
	+ DEF_RX_RINGS));
	+
	+ num_rx_rings = mlx4_low_memory_profile() ? MIN_RX_RINGS :
	+ num_of_eqs;
	+ mdev->profile.prof[i].rx_ring_num =
	+ rounddown_pow_of_two(num_rx_rings);
	+ }
	+}
	+
	void mlx4_en_calc_rx_buf(struct net_device *dev)
	{
	struct mlx4_en_priv *priv = netdev_priv(dev);
	@@ -554,7 +574,7 @@
	* was added in the beginning of each cqe (the real data is in the corresponding 32B).
	* The following calc ensures that when factor==1, it means we are aligned to 64B
	* and we get the real cqe data*/
	-#define CQE_FACTOR_INDEX(index, factor) ((index << factor) + factor)
	+#define CQE_FACTOR_INDEX(index, factor) (((index) << (factor)) + (factor))
	int mlx4_en_process_rx_cq(struct net_device dev, struct mlx4_en_cq cq, int budget)
	{
	struct mlx4_en_priv *priv = netdev_priv(dev);
	@@ -622,7 +642,7 @@
	M_HASHTYPE_SET(mb, M_HASHTYPE_OPAQUE_HASH);
	mb->m_pkthdr.rcvif = dev;
	if (be32_to_cpu(cqe->vlan_my_qpn) &
	- MLX4_CQE_VLAN_PRESENT_MASK) {
	+ MLX4_CQE_CVLAN_PRESENT_MASK) {
	mb->m_pkthdr.ether_vtag = be16_to_cpu(cqe->sl_vid);
	mb->m_flags \|= M_VLANTAG;
	}
	@@ -748,7 +768,7 @@
	return -ENOMEM;
	}

	- err = mlx4_qp_alloc(mdev->dev, qpn, qp);
	+ err = mlx4_qp_alloc(mdev->dev, qpn, qp, GFP_KERNEL);
	if (err) {
	en_err(priv, "Failed to allocate qp #%x\n", qpn);
	goto out;
	@@ -788,7 +808,7 @@
	en_err(priv, "Failed reserving drop qpn\n");
	return err;
	}
	- err = mlx4_qp_alloc(priv->mdev->dev, qpn, &priv->drop_qp);
	+ err = mlx4_qp_alloc(priv->mdev->dev, qpn, &priv->drop_qp, GFP_KERNEL);
	if (err) {
	en_err(priv, "Failed allocating drop qp\n");
	mlx4_qp_release_range(priv->mdev->dev, qpn, 1);
	@@ -848,7 +868,7 @@
	}

	/* Configure RSS indirection qp */
	- err = mlx4_qp_alloc(mdev->dev, priv->base_qpn, &rss_map->indir_qp);
	+ err = mlx4_qp_alloc(mdev->dev, priv->base_qpn, &rss_map->indir_qp, GFP_KERNEL);
	if (err) {
	en_err(priv, "Failed to allocate RSS indirection QP\n");
	goto rss_err;
	Index: sys/ofed/drivers/net/mlx4/en_tx.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/en_tx.c
	+++ sys/ofed/drivers/net/mlx4/en_tx.c
	@@ -163,13 +163,13 @@
	ring->buf_size, (unsigned long long) ring->wqres.buf.direct.map);

	err = mlx4_qp_reserve_range(mdev->dev, 1, 1, &ring->qpn,
	- MLX4_RESERVE_BF_QP);
	+ MLX4_RESERVE_ETH_BF_QP);
	if (err) {
	en_err(priv, "failed reserving qp for TX ring\n");
	goto err_map;
	}

	- err = mlx4_qp_alloc(mdev->dev, ring->qpn, &ring->qp);
	+ err = mlx4_qp_alloc(mdev->dev, ring->qpn, &ring->qp, GFP_KERNEL);
	if (err) {
	en_err(priv, "Failed allocating qp %d\n", ring->qpn);
	goto err_reserve;
	@@ -185,8 +185,6 @@
	} else
	ring->bf_enabled = true;
	ring->queue_index = queue_idx;
	- if (queue_idx < priv->num_tx_rings_p_up )
	- CPU_SET(queue_idx, &ring->affinity_mask);

	*pring = ring;
	return 0;
	@@ -487,7 +485,7 @@
	/* If there are still packets in flight and the timer has not already
	* been scheduled by the Tx routine then schedule it here to guarantee
	* completion processing of these packets */
	- if (inflight && priv->port_up)
	+ if (inflight)
	mod_timer(&cq->timer, jiffies + MLX4_EN_TX_POLL_TIMEOUT);

	spin_unlock(&ring->comp_lock);
	@@ -765,7 +763,7 @@
	/* check for VLAN tag */
	if (mb->m_flags & M_VLANTAG) {
	tx_desc->ctrl.vlan_tag = cpu_to_be16(mb->m_pkthdr.ether_vtag);
	- tx_desc->ctrl.ins_vlan = MLX4_WQE_CTRL_INS_VLAN;
	+ tx_desc->ctrl.ins_vlan = MLX4_WQE_CTRL_INS_CVLAN;
	} else {
	tx_desc->ctrl.vlan_tag = 0;
	tx_desc->ctrl.ins_vlan = 0;
	@@ -951,7 +949,7 @@
	ring->prod += tx_info->nr_txbb;

	if (ring->bf_enabled && bf_size <= MAX_BF &&
	- (tx_desc->ctrl.ins_vlan != MLX4_WQE_CTRL_INS_VLAN)) {
	+ (tx_desc->ctrl.ins_vlan != MLX4_WQE_CTRL_INS_CVLAN)) {

	/* store doorbell number */
	(volatile __be32 ) (&tx_desc->ctrl.vlan_tag) \|= cpu_to_be32(ring->doorbell_qpn);
	Index: sys/ofed/drivers/net/mlx4/eq.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/eq.c
	+++ sys/ofed/drivers/net/mlx4/eq.c
	@@ -36,6 +36,7 @@
	#include <linux/module.h>
	#include <linux/mm.h>
	#include <linux/dma-mapping.h>
	+#include <linux/hardirq.h>

	#include <linux/mlx4/cmd.h>

	@@ -102,10 +103,11 @@
	mb();
	}

	-static struct mlx4_eqe get_eqe(struct mlx4_eq eq, u32 entry, u8 eqe_factor)
	+static struct mlx4_eqe get_eqe(struct mlx4_eq eq, u32 entry, u8 eqe_factor,
	+ u8 eqe_size)
	{
	/* (entry & (eq->nent - 1)) gives us a cyclic array */
	- unsigned long offset = (entry & (eq->nent - 1)) * (MLX4_EQ_ENTRY_SIZE << eqe_factor);
	+ unsigned long offset = (entry & (eq->nent - 1)) * eqe_size;
	/* CX3 is capable of extending the EQE from 32 to 64 bytes.
	* When this feature is enabled, the first (in the lower addresses)
	* 32 bytes in the 64 byte EQE are reserved and the next 32 bytes
	@@ -114,9 +116,9 @@
	return eq->page_list[offset / PAGE_SIZE].buf + (offset + (eqe_factor ? MLX4_EQ_ENTRY_SIZE : 0)) % PAGE_SIZE;
	}

	-static struct mlx4_eqe next_eqe_sw(struct mlx4_eq eq, u8 eqe_factor)
	+static struct mlx4_eqe next_eqe_sw(struct mlx4_eq eq, u8 eqe_factor, u8 size)
	{
	- struct mlx4_eqe *eqe = get_eqe(eq, eq->cons_index, eqe_factor);
	+ struct mlx4_eqe *eqe = get_eqe(eq, eq->cons_index, eqe_factor, size);
	return !!(eqe->owner & 0x80) ^ !!(eq->cons_index & eq->nent) ? NULL : eqe;
	}

	@@ -208,6 +210,18 @@
	slave_event(dev, slave, eqe);
	}

	+static void mlx4_set_eq_affinity_hint(struct mlx4_priv *priv, int vec)
	+{
	+ int hint_err;
	+ struct mlx4_dev *dev = &priv->dev;
	+ struct mlx4_eq *eq = &priv->eq_table.eq[vec];
	+
	+ hint_err = bind_irq_to_cpu(eq->irq, eq->affinity_cpu_id);
	+
	+ if (hint_err)
	+ mlx4_warn(dev, "bind_irq_to_cpu failed\n");
	+}
	+
	int mlx4_gen_pkey_eqe(struct mlx4_dev *dev, int slave, u8 port)
	{
	struct mlx4_eqe eqe;
	@@ -233,7 +247,7 @@
	struct mlx4_eqe eqe;

	/don't send if we don't have the that slave /
	- if (dev->num_vfs < slave)
	+ if (dev->persist->num_vfs < slave)
	return 0;
	memset(&eqe, 0, sizeof eqe);

	@@ -251,7 +265,7 @@
	struct mlx4_eqe eqe;

	/don't send if we don't have the that slave /
	- if (dev->num_vfs < slave)
	+ if (dev->persist->num_vfs < slave)
	return 0;
	memset(&eqe, 0, sizeof eqe);

	@@ -269,7 +283,10 @@
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_slave_state *s_state = priv->mfunc.master.slave_state;
	- if (slave >= dev->num_slaves \|\| port > MLX4_MAX_PORTS) {
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(dev, slave);
	+
	+ if (slave >= dev->num_slaves \|\| port > dev->caps.num_ports \|\|
	+ port <= 0 \|\| !test_bit(port - 1, actv_ports.ports)) {
	pr_err("%s: Error: asking for slave:%d, port:%d\n",
	__func__, slave, port);
	return SLAVE_PORT_DOWN;
	@@ -283,8 +300,10 @@
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_slave_state *s_state = priv->mfunc.master.slave_state;
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(dev, slave);

	- if (slave >= dev->num_slaves \|\| port > MLX4_MAX_PORTS \|\| port == 0) {
	+ if (slave >= dev->num_slaves \|\| port > dev->caps.num_ports \|\|
	+ port <= 0 \|\| !test_bit(port - 1, actv_ports.ports)) {
	pr_err("%s: Error: asking for slave:%d, port:%d\n",
	__func__, slave, port);
	return -1;
	@@ -298,9 +317,13 @@
	{
	int i;
	enum slave_port_gen_event gen_event;
	+ struct mlx4_slaves_pport slaves_pport = mlx4_phys_to_slaves_pport(dev,
	+ port);

	- for (i = 0; i < dev->num_slaves; i++)
	- set_and_calc_slave_port_state(dev, i, port, event, &gen_event);
	+ for (i = 0; i < dev->persist->num_vfs + 1; i++)
	+ if (test_bit(i, slaves_pport.slaves))
	+ set_and_calc_slave_port_state(dev, i, port,
	+ event, &gen_event);
	}
	/**************************************************************************
	The function get as input the new event to that port,
	@@ -319,12 +342,14 @@
	struct mlx4_slave_state *ctx = NULL;
	unsigned long flags;
	int ret = -1;
	+ struct mlx4_active_ports actv_ports = mlx4_get_active_ports(dev, slave);
	enum slave_port_state cur_state =
	mlx4_get_slave_port_state(dev, slave, port);

	*gen_event = SLAVE_PORT_GEN_EVENT_NONE;

	- if (slave >= dev->num_slaves \|\| port > MLX4_MAX_PORTS \|\| port == 0) {
	+ if (slave >= dev->num_slaves \|\| port > dev->caps.num_ports \|\|
	+ port <= 0 \|\| !test_bit(port - 1, actv_ports.ports)) {
	pr_err("%s: Error: asking for slave:%d, port:%d\n",
	__func__, slave, port);
	return ret;
	@@ -421,7 +446,13 @@
	mlx4_dbg(dev, "mlx4_handle_slave_flr: "
	"clean slave: %d\n", i);

	- mlx4_delete_all_resources_for_slave(dev, i);
	+ /* In case of 'Reset flow' FLR can be generated for
	+ * a slave before mlx4_load_one is done.
	+ * make sure interface is up before trying to delete
	+ * slave resources which weren't allocated yet.
	+ */
	+ if (dev->persist->interface_state & MLX4_INTERFACE_STATE_UP)
	+ mlx4_delete_all_resources_for_slave(dev, i);
	/return the slave to running mode/
	spin_lock_irqsave(&priv->mfunc.master.slave_state_lock, flags);
	slave_state[i].last_cmd = MLX4_COMM_CMD_RESET;
	@@ -441,7 +472,7 @@
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_eqe *eqe;
	- int cqn;
	+ int cqn = -1;
	int eqes_found = 0;
	int set_ci = 0;
	int port;
	@@ -453,8 +484,9 @@
	enum slave_port_gen_event gen_event;
	unsigned long flags;
	struct mlx4_vport_state *s_info;
	+ int eqe_size = dev->caps.eqe_size;

	- while ((eqe = next_eqe_sw(eq, dev->caps.eqe_factor))) {
	+ while ((eqe = next_eqe_sw(eq, dev->caps.eqe_factor, eqe_size))) {
	/*
	* Make sure we read EQ entry contents after we've
	* checked the ownership bit.
	@@ -545,24 +577,33 @@
	be64_to_cpu(eqe->event.cmd.out_param));
	break;

	- case MLX4_EVENT_TYPE_PORT_CHANGE:
	+ case MLX4_EVENT_TYPE_PORT_CHANGE: {
	+ struct mlx4_slaves_pport slaves_port;
	port = be32_to_cpu(eqe->event.port_change.port) >> 28;
	+ slaves_port = mlx4_phys_to_slaves_pport(dev, port);
	if (eqe->subtype == MLX4_PORT_CHANGE_SUBTYPE_DOWN) {
	mlx4_dispatch_event(dev, MLX4_DEV_EVENT_PORT_DOWN,
	port);
	mlx4_priv(dev)->sense.do_sense_port[port] = 1;
	if (!mlx4_is_master(dev))
	break;
	- for (i = 0; i < dev->num_slaves; i++) {
	+ for (i = 0; i < dev->persist->num_vfs + 1; i++) {
	+ if (!test_bit(i, slaves_port.slaves))
	+ continue;
	if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) {
	if (i == mlx4_master_func_num(dev))
	continue;
	mlx4_dbg(dev, "%s: Sending MLX4_PORT_CHANGE_SUBTYPE_DOWN"
	" to slave: %d, port:%d\n",
	__func__, i, port);
	- s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state;
	- if (IFLA_VF_LINK_STATE_AUTO == s_info->link_state)
	+ s_info = &priv->mfunc.master.vf_oper[i].vport[port].state;
	+ if (0 /IFLA_VF_LINK_STATE_AUTO == s_info->link_state/) {
	+ eqe->event.port_change.port =
	+ cpu_to_be32(
	+ (be32_to_cpu(eqe->event.port_change.port) & 0xFFFFFFF)
	+ \| (mlx4_phys_to_slave_port(dev, i, port) << 28));
	mlx4_slave_event(dev, i, eqe);
	+ }
	} else { /* IB port */
	set_and_calc_slave_port_state(dev, i, port,
	MLX4_PORT_STATE_DEV_EVENT_PORT_DOWN,
	@@ -583,12 +624,19 @@
	if (!mlx4_is_master(dev))
	break;
	if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH)
	- for (i = 0; i < dev->num_slaves; i++) {
	+ for (i = 0; i < dev->persist->num_vfs + 1; i++) {
	+ if (!test_bit(i, slaves_port.slaves))
	+ continue;
	if (i == mlx4_master_func_num(dev))
	continue;
	- s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state;
	- if (IFLA_VF_LINK_STATE_AUTO == s_info->link_state)
	+ s_info = &priv->mfunc.master.vf_oper[i].vport[port].state;
	+ if (0 /IFLA_VF_LINK_STATE_AUTO == s_info->link_state/) {
	+ eqe->event.port_change.port =
	+ cpu_to_be32(
	+ (be32_to_cpu(eqe->event.port_change.port) & 0xFFFFFFF)
	+ \| (mlx4_phys_to_slave_port(dev, i, port) << 28));
	mlx4_slave_event(dev, i, eqe);
	+ }
	}
	else /* IB port */
	/* port-up event will be sent to a slave when the
	@@ -597,6 +645,7 @@
	set_all_slave_state(dev, port, MLX4_DEV_EVENT_PORT_UP);
	}
	break;
	+ }

	case MLX4_EVENT_TYPE_CQ_ERROR:
	mlx4_warn(dev, "CQ %s on CQN %06x\n",
	@@ -653,10 +702,6 @@
	if (!queue_work(priv->mfunc.master.comm_wq,
	&priv->mfunc.master.comm_work))
	mlx4_warn(dev, "Failed to queue comm channel work\n");
	-
	- if (!queue_work(priv->mfunc.master.comm_wq,
	- &priv->mfunc.master.arm_comm_work))
	- mlx4_warn(dev, "Failed to queue arm comm channel work\n");
	break;

	case MLX4_EVENT_TYPE_FLR_EVENT:
	@@ -684,6 +729,8 @@
	priv->mfunc.master.slave_state[flr_slave].is_slave_going_down = 1;
	}
	spin_unlock_irqrestore(&priv->mfunc.master.slave_state_lock, flags);
	+ mlx4_dispatch_event(dev, MLX4_DEV_EVENT_SLAVE_SHUTDOWN,
	+ flr_slave);
	queue_work(priv->mfunc.master.comm_wq,
	&priv->mfunc.master.slave_flr_event_work);
	break;
	@@ -730,10 +777,13 @@
	case MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_UNSUPPORTED_CABLE:
	mlx4_warn(dev, "Unsupported cable detected\n");
	break;
	+ case MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_BAD_UNREADABLE_EEPROM:
	+ mlx4_warn(dev, "Bad or unreadable EEPROM on port %u\n",
	+ eqe->event.bad_cable.port);
	+ break;
	default:
	- mlx4_dbg(dev, "Unhandled recoverable error event "
	- "detected: %02x(%02x) on EQ %d at index %u. "
	- "owner=%x, nent=0x%x, ownership=%s\n",
	+ mlx4_dbg(dev,
	+ "Unhandled recoverable error event detected: %02x(%02x) on EQ %d at index %u. owner=%x, nent=0x%x, ownership=%s\n",
	eqe->type, eqe->subtype, eq->eqn,
	eq->cons_index, eqe->owner, eq->nent,
	!!(eqe->owner & 0x80) ^
	@@ -745,9 +795,7 @@
	case MLX4_EVENT_TYPE_EEC_CATAS_ERROR:
	case MLX4_EVENT_TYPE_ECC_DETECT:
	default:
	- mlx4_warn(dev, "Unhandled event %02x(%02x) on EQ %d at "
	- "index %u. owner=%x, nent=0x%x, slave=%x, "
	- "ownership=%s\n",
	+ mlx4_warn(dev, "Unhandled event %02x(%02x) on EQ %d at index %u. owner=%x, nent=0x%x, slave=%x, ownership=%s\n",
	eqe->type, eqe->subtype, eq->eqn,
	eq->cons_index, eqe->owner, eq->nent,
	eqe->slave_id,
	@@ -847,12 +895,10 @@
	MLX4_CMD_WRAPPED);
	}

	-static int mlx4_HW2SW_EQ(struct mlx4_dev dev, struct mlx4_cmd_mailbox mailbox,
	- int eq_num)
	+static int mlx4_HW2SW_EQ(struct mlx4_dev *dev, int eq_num)
	{
	- return mlx4_cmd_box(dev, 0, mailbox->dma, eq_num,
	- 0, MLX4_CMD_HW2SW_EQ, MLX4_CMD_TIME_CLASS_A,
	- MLX4_CMD_WRAPPED);
	+ return mlx4_cmd(dev, 0, eq_num, 1, MLX4_CMD_HW2SW_EQ,
	+ MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
	}

	static int mlx4_num_eq_uar(struct mlx4_dev *dev)
	@@ -862,8 +908,8 @@
	* we need to map, take the difference of highest index and
	* the lowest index we'll use and add 1.
	*/
	- return (dev->caps.num_comp_vectors + 1 + dev->caps.reserved_eqs +
	- dev->caps.comp_pool)/4 - dev->caps.reserved_eqs/4 + 1;
	+ return (dev->caps.num_comp_vectors + 1 + dev->caps.reserved_eqs) / 4 -
	+ dev->caps.reserved_eqs / 4 + 1;
	}

	static void __iomem mlx4_get_eq_uar(struct mlx4_dev dev, struct mlx4_eq *eq)
	@@ -875,9 +921,10 @@

	if (!priv->eq_table.uar_map[index]) {
	priv->eq_table.uar_map[index] =
	- ioremap(pci_resource_start(dev->pdev, 2) +
	- ((eq->eqn / 4) << PAGE_SHIFT),
	- PAGE_SIZE);
	+ ioremap(pci_resource_start(dev->persist->pdev, 2) +
	+ ((eq->eqn / 4) << (dev->uar_page_shift)),
	+ (1 << (dev->uar_page_shift)));
	+
	if (!priv->eq_table.uar_map[index]) {
	mlx4_err(dev, "Couldn't map EQ doorbell for EQN 0x%06x\n",
	eq->eqn);
	@@ -916,7 +963,7 @@
	eq->dev = dev;
	eq->nent = roundup_pow_of_two(max(nent, 2));
	/* CX3 is capable of extending the CQE\EQE from 32 to 64 bytes */
	- npages = PAGE_ALIGN(eq->nent * (MLX4_EQ_ENTRY_SIZE << dev->caps.eqe_factor)) / PAGE_SIZE;
	+ npages = PAGE_ALIGN(eq->nent * dev->caps.eqe_size) / PAGE_SIZE;

	eq->page_list = kmalloc(npages * sizeof *eq->page_list,
	GFP_KERNEL);
	@@ -936,7 +983,7 @@
	eq_context = mailbox->buf;

	for (i = 0; i < npages; ++i) {
	- eq->page_list[i].buf = dma_alloc_coherent(&dev->pdev->dev,
	+ eq->page_list[i].buf = dma_alloc_coherent(&dev->persist->pdev->dev,
	PAGE_SIZE, &t, GFP_KERNEL);
	if (!eq->page_list[i].buf)
	goto err_out_free_pages;
	@@ -951,6 +998,8 @@
	if (eq->eqn == -1)
	goto err_out_free_pages;

	+ eq->name_priority = 0;
	+
	eq->doorbell = mlx4_get_eq_uar(dev, eq);
	if (!eq->doorbell) {
	err = -ENOMEM;
	@@ -978,7 +1027,8 @@

	err = mlx4_SW2HW_EQ(dev, mailbox, eq->eqn);
	if (err) {
	- mlx4_warn(dev, "SW2HW_EQ failed (%d)\n", err);
	+ mlx4_warn(dev, "SW2HW_EQ failed (%d) for eqn %d\n",
	+ err, eq->eqn);
	goto err_out_free_mtt;
	}

	@@ -998,7 +1048,7 @@
	err_out_free_pages:
	for (i = 0; i < npages; ++i)
	if (eq->page_list[i].buf)
	- dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
	+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
	eq->page_list[i].buf,
	eq->page_list[i].map);

	@@ -1016,71 +1066,44 @@
	struct mlx4_eq *eq)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- struct mlx4_cmd_mailbox *mailbox;
	int err;
	int i;
	- /* CX3 is capable of extending the CQE\EQE from 32 to 64 bytes */
	- int npages = PAGE_ALIGN((MLX4_EQ_ENTRY_SIZE << dev->caps.eqe_factor) * eq->nent) / PAGE_SIZE;
	-
	- mailbox = mlx4_alloc_cmd_mailbox(dev);
	- if (IS_ERR(mailbox))
	- return;
	+ /* CX3 is capable of extending the CQE/EQE from 32 to 64 bytes, with
	+ * strides of 64B,128B and 256B
	+ */
	+ int npages = PAGE_ALIGN(dev->caps.eqe_size * eq->nent) / PAGE_SIZE;

	- err = mlx4_HW2SW_EQ(dev, mailbox, eq->eqn);
	+ err = mlx4_HW2SW_EQ(dev, eq->eqn);
	if (err)
	mlx4_warn(dev, "HW2SW_EQ failed (%d)\n", err);

	- if (0) {
	- mlx4_dbg(dev, "Dumping EQ context %02x:\n", eq->eqn);
	- for (i = 0; i < sizeof (struct mlx4_eq_context) / 4; ++i) {
	- if (i % 4 == 0)
	- pr_cont("[%02x] ", i * 4);
	- pr_cont(" %08x", be32_to_cpup(mailbox->buf + i * 4));
	- if ((i + 1) % 4 == 0)
	- pr_cont("\n");
	- }
	- }
	+ synchronize_irq(eq->irq);

	mlx4_mtt_cleanup(dev, &eq->mtt);
	for (i = 0; i < npages; ++i)
	- dma_free_coherent(&dev->pdev->dev, PAGE_SIZE,
	- eq->page_list[i].buf,
	- eq->page_list[i].map);
	+ dma_free_coherent(&dev->persist->pdev->dev, PAGE_SIZE,
	+ eq->page_list[i].buf,
	+ eq->page_list[i].map);

	kfree(eq->page_list);
	mlx4_bitmap_free(&priv->eq_table.bitmap, eq->eqn, MLX4_USE_RR);
	- mlx4_free_cmd_mailbox(dev, mailbox);
	}

	static void mlx4_free_irqs(struct mlx4_dev *dev)
	{
	struct mlx4_eq_table *eq_table = &mlx4_priv(dev)->eq_table;
	- struct mlx4_priv *priv = mlx4_priv(dev);
	- int i, vec;
	+ int i;

	if (eq_table->have_irq)
	- free_irq(dev->pdev->irq, dev);
	+ free_irq(dev->persist->pdev->irq, dev);

	for (i = 0; i < dev->caps.num_comp_vectors + 1; ++i)
	if (eq_table->eq[i].have_irq) {
	+ eq_table->eq[i].affinity_cpu_id = NOCPU;
	free_irq(eq_table->eq[i].irq, eq_table->eq + i);
	eq_table->eq[i].have_irq = 0;
	}

	- for (i = 0; i < dev->caps.comp_pool; i++) {
	- /*
	- * Freeing the assigned irq's
	- * all bits should be 0, but we need to validate
	- */
	- if (priv->msix_ctl.pool_bm & 1ULL << i) {
	- /* NO need protecting*/
	- vec = dev->caps.num_comp_vectors + 1 + i;
	- free_irq(priv->eq_table.eq[vec].irq,
	- &priv->eq_table.eq[vec]);
	- }
	- }
	-
	-
	kfree(eq_table->irq_names);
	}

	@@ -1088,7 +1111,7 @@
	{
	struct mlx4_priv *priv = mlx4_priv(dev);

	- priv->clr_base = ioremap(pci_resource_start(dev->pdev, priv->fw.clr_int_bar) +
	+ priv->clr_base = ioremap(pci_resource_start(dev->persist->pdev, priv->fw.clr_int_bar) +
	priv->fw.clr_int_base, MLX4_CLR_INT_SIZE);
	if (!priv->clr_base) {
	mlx4_err(dev, "Couldn't map interrupt clear register, aborting.\n");
	@@ -1128,6 +1151,7 @@
	int err;
	int i;

	+ spin_lock_init(&dev->eq_accounting_lock);
	priv->eq_table.uar_map = kcalloc(mlx4_num_eq_uar(dev),
	sizeof *priv->eq_table.uar_map,
	GFP_KERNEL);
	@@ -1136,8 +1160,12 @@
	goto err_out_free;
	}

	- err = mlx4_bitmap_init(&priv->eq_table.bitmap, dev->caps.num_eqs,
	- dev->caps.num_eqs - 1, dev->caps.reserved_eqs, 0);
	+ err = mlx4_bitmap_init(&priv->eq_table.bitmap,
	+ roundup_pow_of_two(dev->caps.num_eqs),
	+ dev->caps.num_eqs - 1,
	+ dev->caps.reserved_eqs,
	+ roundup_pow_of_two(dev->caps.num_eqs) -
	+ dev->caps.num_eqs);
	if (err)
	goto err_out_free;

	@@ -1156,111 +1184,110 @@
	}

	priv->eq_table.irq_names =
	- kmalloc(MLX4_IRQNAME_SIZE * (dev->caps.num_comp_vectors + 1 +
	- dev->caps.comp_pool),
	+ kmalloc(MLX4_IRQNAME_SIZE * (dev->caps.num_comp_vectors + 1),
	GFP_KERNEL);
	if (!priv->eq_table.irq_names) {
	err = -ENOMEM;
	goto err_out_clr_int;
	}

	- for (i = 0; i < dev->caps.num_comp_vectors; ++i) {
	- err = mlx4_create_eq(dev, dev->caps.num_cqs -
	- dev->caps.reserved_cqs +
	- MLX4_NUM_SPARE_EQE,
	- (dev->flags & MLX4_FLAG_MSI_X) ? i : 0,
	- &priv->eq_table.eq[i]);
	- if (err) {
	- --i;
	- goto err_out_unmap;
	- }
	- }

	- err = mlx4_create_eq(dev, MLX4_NUM_ASYNC_EQE + MLX4_NUM_SPARE_EQE,
	- (dev->flags & MLX4_FLAG_MSI_X) ? dev->caps.num_comp_vectors : 0,
	- &priv->eq_table.eq[dev->caps.num_comp_vectors]);
	- if (err)
	- goto err_out_comp;
	-
	- /if additional completion vectors poolsize is 0 this loop will not run/
	- for (i = dev->caps.num_comp_vectors + 1;
	- i < dev->caps.num_comp_vectors + dev->caps.comp_pool + 1; ++i) {
	-
	- err = mlx4_create_eq(dev, dev->caps.num_cqs -
	- dev->caps.reserved_cqs +
	- MLX4_NUM_SPARE_EQE,
	- (dev->flags & MLX4_FLAG_MSI_X) ? i : 0,
	- &priv->eq_table.eq[i]);
	- if (err) {
	- --i;
	- goto err_out_unmap;
	+ for (i = 0; i < dev->caps.num_comp_vectors + 1; ++i) {
	+ if (i == MLX4_EQ_ASYNC) {
	+ err = mlx4_create_eq(dev,
	+ MLX4_NUM_ASYNC_EQE + MLX4_NUM_SPARE_EQE,
	+ 0, &priv->eq_table.eq[MLX4_EQ_ASYNC]);
	+ } else {
	+ struct mlx4_eq *eq = &priv->eq_table.eq[i];
	+#ifdef CONFIG_RFS_ACCEL
	+ int port = find_first_bit(eq->actv_ports.ports,
	+ dev->caps.num_ports) + 1;
	+
	+ if (port <= dev->caps.num_ports) {
	+ struct mlx4_port_info *info =
	+ &mlx4_priv(dev)->port[port];
	+
	+ if (!info->rmap) {
	+ info->rmap = alloc_irq_cpu_rmap(
	+ mlx4_get_eqs_per_port(dev, port));
	+ if (!info->rmap) {
	+ mlx4_warn(dev, "Failed to allocate cpu rmap\n");
	+ err = -ENOMEM;
	+ goto err_out_unmap;
	+ }
	+ }
	+ err = irq_cpu_rmap_add(
	+ info->rmap, eq->irq);
	+ if (err)
	+ mlx4_warn(dev, "Failed adding irq rmap\n");
	+ }
	+#endif
	+ err = mlx4_create_eq(dev, dev->caps.num_cqs -
	+ dev->caps.reserved_cqs +
	+ MLX4_NUM_SPARE_EQE,
	+ (dev->flags & MLX4_FLAG_MSI_X) ?
	+ i + 1 - !!(i > MLX4_EQ_ASYNC) : 0,
	+ eq);
	}
	+ if (err)
	+ goto err_out_unmap_excluded;
	}

	-
	if (dev->flags & MLX4_FLAG_MSI_X) {
	const char *eq_name;

	- for (i = 0; i < dev->caps.num_comp_vectors + 1; ++i) {
	- if (i < dev->caps.num_comp_vectors) {
	- snprintf(priv->eq_table.irq_names +
	- i * MLX4_IRQNAME_SIZE,
	- MLX4_IRQNAME_SIZE,
	- "mlx4-comp-%d@pci:%s", i,
	- pci_name(dev->pdev));
	- } else {
	- snprintf(priv->eq_table.irq_names +
	- i * MLX4_IRQNAME_SIZE,
	- MLX4_IRQNAME_SIZE,
	- "mlx4-async@pci:%s",
	- pci_name(dev->pdev));
	- }
	-
	- eq_name = priv->eq_table.irq_names +
	- i * MLX4_IRQNAME_SIZE;
	- err = request_irq(priv->eq_table.eq[i].irq,
	- mlx4_msi_x_interrupt, 0, eq_name,
	- priv->eq_table.eq + i);
	- if (err)
	- goto err_out_async;
	+ snprintf(priv->eq_table.irq_names +
	+ MLX4_EQ_ASYNC * MLX4_IRQNAME_SIZE,
	+ MLX4_IRQNAME_SIZE,
	+ "mlx4-async@pci:%s",
	+ pci_name(dev->persist->pdev));
	+ eq_name = priv->eq_table.irq_names +
	+ MLX4_EQ_ASYNC * MLX4_IRQNAME_SIZE;
	+
	+ err = request_irq(priv->eq_table.eq[MLX4_EQ_ASYNC].irq,
	+ mlx4_msi_x_interrupt, 0, eq_name,
	+ priv->eq_table.eq + MLX4_EQ_ASYNC);
	+ if (err)
	+ goto err_out_unmap;

	- priv->eq_table.eq[i].have_irq = 1;
	- }
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].have_irq = 1;
	} else {
	snprintf(priv->eq_table.irq_names,
	MLX4_IRQNAME_SIZE,
	DRV_NAME "@pci:%s",
	- pci_name(dev->pdev));
	- err = request_irq(dev->pdev->irq, mlx4_interrupt,
	+ pci_name(dev->persist->pdev));
	+ err = request_irq(dev->persist->pdev->irq, mlx4_interrupt,
	IRQF_SHARED, priv->eq_table.irq_names, dev);
	if (err)
	- goto err_out_async;
	+ goto err_out_unmap;

	priv->eq_table.have_irq = 1;
	}

	err = mlx4_MAP_EQ(dev, get_async_ev_mask(dev), 0,
	- priv->eq_table.eq[dev->caps.num_comp_vectors].eqn);
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].eqn);
	if (err)
	mlx4_warn(dev, "MAP_EQ for async EQ %d failed (%d)\n",
	- priv->eq_table.eq[dev->caps.num_comp_vectors].eqn, err);
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].eqn, err);

	- for (i = 0; i < dev->caps.num_comp_vectors + 1; ++i)
	- eq_set_ci(&priv->eq_table.eq[i], 1);
	+ /* arm ASYNC eq */
	+ eq_set_ci(&priv->eq_table.eq[MLX4_EQ_ASYNC], 1);

	return 0;

	-err_out_async:
	- mlx4_free_eq(dev, &priv->eq_table.eq[dev->caps.num_comp_vectors]);
	-
	-err_out_comp:
	- i = dev->caps.num_comp_vectors - 1;
	-
	err_out_unmap:
	- while (i >= 0) {
	- mlx4_free_eq(dev, &priv->eq_table.eq[i]);
	- --i;
	+ mlx4_free_eq(dev, &priv->eq_table.eq[i]);
	+err_out_unmap_excluded:
	+ while (i > 0)
	+ mlx4_free_eq(dev, &priv->eq_table.eq[--i]);
	+#ifdef CONFIG_RFS_ACCEL
	+ for (i = 1; i <= dev->caps.num_ports; i++) {
	+ if (mlx4_priv(dev)->port[i].rmap) {
	+ free_irq_cpu_rmap(mlx4_priv(dev)->port[i].rmap);
	+ mlx4_priv(dev)->port[i].rmap = NULL;
	+ }
	}
	+#endif
	mlx4_free_irqs(dev);

	err_out_clr_int:
	@@ -1283,11 +1310,19 @@
	int i;

	mlx4_MAP_EQ(dev, get_async_ev_mask(dev), 1,
	- priv->eq_table.eq[dev->caps.num_comp_vectors].eqn);
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].eqn);

	+#ifdef CONFIG_RFS_ACCEL
	+ for (i = 1; i <= dev->caps.num_ports; i++) {
	+ if (mlx4_priv(dev)->port[i].rmap) {
	+ free_irq_cpu_rmap(mlx4_priv(dev)->port[i].rmap);
	+ mlx4_priv(dev)->port[i].rmap = NULL;
	+ }
	+ }
	+#endif
	mlx4_free_irqs(dev);

	- for (i = 0; i < dev->caps.num_comp_vectors + dev->caps.comp_pool + 1; ++i)
	+ for (i = 0; i < dev->caps.num_comp_vectors + 1; ++i)
	mlx4_free_eq(dev, &priv->eq_table.eq[i]);

	if (!mlx4_is_slave(dev))
	@@ -1322,7 +1357,7 @@
	/* Temporary use polling for command completions */
	mlx4_cmd_use_polling(dev);

	- /* Map the new eq to handle all asyncronous events */
	+ /* Map the new eq to handle all asynchronous events */
	err = mlx4_MAP_EQ(dev, get_async_ev_mask(dev), 0,
	priv->eq_table.eq[i].eqn);
	if (err) {
	@@ -1338,69 +1373,234 @@

	/* Return to default */
	mlx4_MAP_EQ(dev, get_async_ev_mask(dev), 0,
	- priv->eq_table.eq[dev->caps.num_comp_vectors].eqn);
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].eqn);
	return err;
	}
	EXPORT_SYMBOL(mlx4_test_interrupts);

	-int mlx4_assign_eq(struct mlx4_dev dev, char name, int * vector)
	+bool mlx4_is_eq_vector_valid(struct mlx4_dev *dev, u8 port, int vector)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ vector = MLX4_CQ_TO_EQ_VECTOR(vector);
	+ if (vector < 0 \|\| (vector >= dev->caps.num_comp_vectors + 1) \|\|
	+ (vector == MLX4_EQ_ASYNC))
	+ return false;
	+
	+ return test_bit(port - 1, priv->eq_table.eq[vector].actv_ports.ports);
	+}
	+EXPORT_SYMBOL(mlx4_is_eq_vector_valid);
	+
	+u32 mlx4_get_eqs_per_port(struct mlx4_dev *dev, u8 port)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ unsigned int i;
	+ unsigned int sum = 0;
	+
	+ for (i = 0; i < dev->caps.num_comp_vectors + 1; i++)
	+ sum += !!test_bit(port - 1,
	+ priv->eq_table.eq[i].actv_ports.ports);
	+
	+ return sum;
	+}
	+EXPORT_SYMBOL(mlx4_get_eqs_per_port);
	+
	+int mlx4_is_eq_shared(struct mlx4_dev *dev, int vector)
	{
	+ struct mlx4_priv *priv = mlx4_priv(dev);

	+ vector = MLX4_CQ_TO_EQ_VECTOR(vector);
	+ if (vector <= 0 \|\| (vector >= dev->caps.num_comp_vectors + 1))
	+ return -EINVAL;
	+
	+ return !!(bitmap_weight(priv->eq_table.eq[vector].actv_ports.ports,
	+ dev->caps.num_ports) > 1);
	+}
	+EXPORT_SYMBOL(mlx4_is_eq_shared);
	+
	+int mlx4_rename_eq(struct mlx4_dev *dev, int port, int vector,
	+ u8 priority, const char namefmt[], ...)
	+{
	+ va_list args;
	struct mlx4_priv *priv = mlx4_priv(dev);
	- int vec = 0, err = 0, i;
	+ int eq_vector = MLX4_CQ_TO_EQ_VECTOR(vector);
	+
	+ if (!mlx4_is_eq_vector_valid(dev, port, vector) \|\|
	+ (dev->flags & MLX4_FLAG_MSI_X &&
	+ !test_bit(eq_vector, priv->msix_ctl.pool_bm)))
	+ return -EINVAL;
	+
	+ if (priv->eq_table.eq[eq_vector].name_priority >= priority)
	+ return 0;
	+
	+ priv->eq_table.eq[eq_vector].name_priority = priority;
	+ va_start(args, namefmt);
	+ vsnprintf(priv->eq_table.irq_names +
	+ eq_vector * MLX4_IRQNAME_SIZE,
	+ MLX4_IRQNAME_SIZE, namefmt, args);
	+ va_end(args);
	+
	+ return 0;
	+}
	+EXPORT_SYMBOL(mlx4_rename_eq);
	+
	+int mlx4_assign_eq(struct mlx4_dev *dev, u8 port, u32 consumer_uuid,
	+ void (cb)(unsigned vector, u32 uuid, void data),
	+ void notifier_data, int vector)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int err = 0, i = 0;
	+ u32 min_ref_count_val = (u32)-1;
	+ int requested_vector = MLX4_CQ_TO_EQ_VECTOR(*vector);
	+ int *prequested_vector = NULL;

	mutex_lock(&priv->msix_ctl.pool_lock);
	- for (i = 0; !vec && i < dev->caps.comp_pool; i++) {
	- if (~priv->msix_ctl.pool_bm & 1ULL << i) {
	- priv->msix_ctl.pool_bm \|= 1ULL << i;
	- vec = dev->caps.num_comp_vectors + 1 + i;
	- snprintf(priv->eq_table.irq_names +
	- vec * MLX4_IRQNAME_SIZE,
	- MLX4_IRQNAME_SIZE, "%s", name);
	- err = request_irq(priv->eq_table.eq[vec].irq,
	- mlx4_msi_x_interrupt, 0,
	- &priv->eq_table.irq_names[vec<<5],
	- priv->eq_table.eq + vec);
	- if (err) {
	- /zero out bit by fliping it/
	- priv->msix_ctl.pool_bm ^= 1 << i;
	- vec = 0;
	- continue;
	- /we dont want to break here/
	+ if (requested_vector < (dev->caps.num_comp_vectors + 1) &&
	+ (requested_vector >= 0) &&
	+ (requested_vector != MLX4_EQ_ASYNC)) {
	+ if (test_bit(port - 1,
	+ priv->eq_table.eq[requested_vector].actv_ports.ports)) {
	+ prequested_vector = &requested_vector;
	+ } else {
	+ struct mlx4_eq *eq;
	+
	+ for (i = 1; i < port;
	+ requested_vector += mlx4_get_eqs_per_port(dev, i++))
	+ ;
	+
	+ eq = &priv->eq_table.eq[requested_vector];
	+ if (requested_vector < dev->caps.num_comp_vectors + 1 &&
	+ test_bit(port - 1, eq->actv_ports.ports)) {
	+ prequested_vector = &requested_vector;
	}
	- eq_set_ci(&priv->eq_table.eq[vec], 1);
	}
	}
	+
	+ if (!prequested_vector) {
	+ requested_vector = -1;
	+ for (i = 0; min_ref_count_val && i < dev->caps.num_comp_vectors + 1;
	+ i++) {
	+ struct mlx4_eq *eq = &priv->eq_table.eq[i];
	+
	+ if (min_ref_count_val > eq->ref_count &&
	+ test_bit(port - 1, eq->actv_ports.ports)) {
	+ min_ref_count_val = eq->ref_count;
	+ requested_vector = i;
	+ }
	+ }
	+
	+ if (requested_vector < 0) {
	+ err = -ENOSPC;
	+ goto err_unlock;
	+ }
	+
	+ prequested_vector = &requested_vector;
	+ }
	+
	+ if (!test_bit(*prequested_vector, priv->msix_ctl.pool_bm) &&
	+ dev->flags & MLX4_FLAG_MSI_X) {
	+ set_bit(*prequested_vector, priv->msix_ctl.pool_bm);
	+ snprintf(priv->eq_table.irq_names +
	+ prequested_vector MLX4_IRQNAME_SIZE,
	+ MLX4_IRQNAME_SIZE, "mlx4-%d@%s",
	+ *prequested_vector, dev_name(&dev->persist->pdev->dev));
	+
	+ err = request_irq(priv->eq_table.eq[*prequested_vector].irq,
	+ mlx4_msi_x_interrupt, 0,
	+ &priv->eq_table.irq_names[*prequested_vector << 5],
	+ priv->eq_table.eq + *prequested_vector);
	+
	+ if (err) {
	+ clear_bit(*prequested_vector, priv->msix_ctl.pool_bm);
	+ *prequested_vector = -1;
	+ } else {
	+ mlx4_set_eq_affinity_hint(priv, *prequested_vector);
	+ eq_set_ci(&priv->eq_table.eq[*prequested_vector], 1);
	+ priv->eq_table.eq[*prequested_vector].have_irq = 1;
	+ }
	+ }
	+
	+ if (!err && *prequested_vector >= 0) {
	+ priv->eq_table.eq[*prequested_vector].ref_count++;
	+ }
	+
	+err_unlock:
	mutex_unlock(&priv->msix_ctl.pool_lock);

	- if (vec) {
	- *vector = vec;
	+ if (!err && *prequested_vector >= 0) {
	+ vector = MLX4_EQ_TO_CQ_VECTOR(prequested_vector);
	} else {
	*vector = 0;
	- err = (i == dev->caps.comp_pool) ? -ENOSPC : err;
	}
	return err;
	}
	EXPORT_SYMBOL(mlx4_assign_eq);

	-void mlx4_release_eq(struct mlx4_dev *dev, int vec)
	+int mlx4_eq_get_irq(struct mlx4_dev *dev, int cq_vec)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ return priv->eq_table.eq[MLX4_CQ_TO_EQ_VECTOR(cq_vec)].irq;
	+}
	+EXPORT_SYMBOL(mlx4_eq_get_irq);
	+
	+void mlx4_release_eq(struct mlx4_dev *dev, int uuid, int vec)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- /bm index/
	- int i = vec - dev->caps.num_comp_vectors - 1;
	-
	- if (likely(i >= 0)) {
	- /*sanity check , making sure were not trying to free irq's
	- Belonging to a legacy EQ*/
	- mutex_lock(&priv->msix_ctl.pool_lock);
	- if (priv->msix_ctl.pool_bm & 1ULL << i) {
	- free_irq(priv->eq_table.eq[vec].irq,
	- &priv->eq_table.eq[vec]);
	- priv->msix_ctl.pool_bm &= ~(1ULL << i);
	+ int eq_vec = MLX4_CQ_TO_EQ_VECTOR(vec);
	+
	+ mutex_lock(&priv->msix_ctl.pool_lock);
	+ priv->eq_table.eq[eq_vec].ref_count--;
	+
	+ /* we zero the name priority, but keep the name. Afterward, we
	+ * call all notifiers to notify that there was a change in this EQ.
	+ * Live notifiers could rename this EQ back to the required name.
	+ */
	+ priv->eq_table.eq[eq_vec].name_priority = 0;
	+ snprintf(priv->eq_table.irq_names +
	+ eq_vec * MLX4_IRQNAME_SIZE,
	+ MLX4_IRQNAME_SIZE, "mlx4-%d@%s", vec,
	+ dev_name(&dev->persist->pdev->dev));
	+
	+
	+ /* once we allocated EQ, we don't release it because it might be binded
	+ * to cpu_rmap.
	+ */
	+ mutex_unlock(&priv->msix_ctl.pool_lock);
	+}
	+EXPORT_SYMBOL(mlx4_release_eq);
	+
	+int mlx4_choose_vector(struct mlx4_dev *dev, int vector, int num_comp)
	+{
	+ struct mlx4_eq *chosen;
	+ int k;
	+
	+ vector = MLX4_CQ_TO_EQ_VECTOR(vector);
	+ if (vector \|\| smp_processor_id() == (vector % num_online_cpus())) {
	+ spin_lock(&dev->eq_accounting_lock);
	+ mlx4_priv(dev)->eq_table.eq[vector].ncqs++;
	+ spin_unlock(&dev->eq_accounting_lock);
	+ } else {
	+ spin_lock(&dev->eq_accounting_lock);
	+ chosen = &mlx4_priv(dev)->eq_table.eq[0];
	+ for (k = 0; k < num_comp; k++) {
	+ if (mlx4_priv(dev)->eq_table.eq[k].ncqs < chosen->ncqs) {
	+ chosen = &mlx4_priv(dev)->eq_table.eq[k];
	+ vector = k;
	+ }
	}
	- mutex_unlock(&priv->msix_ctl.pool_lock);
	+ chosen->ncqs++;
	+ spin_unlock(&dev->eq_accounting_lock);
	}

	+ return MLX4_EQ_TO_CQ_VECTOR(vector);
	}
	-EXPORT_SYMBOL(mlx4_release_eq);
	+EXPORT_SYMBOL(mlx4_choose_vector);

	+void mlx4_release_vector(struct mlx4_dev *dev, int vector)
	+{
	+ spin_lock(&dev->eq_accounting_lock);
	+ mlx4_priv(dev)->eq_table.eq[vector].ncqs--;
	+ spin_unlock(&dev->eq_accounting_lock);
	+}
	+EXPORT_SYMBOL(mlx4_release_vector);
	Index: sys/ofed/drivers/net/mlx4/fw.h
	===================================================================
	--- sys/ofed/drivers/net/mlx4/fw.h
	+++ sys/ofed/drivers/net/mlx4/fw.h
	@@ -43,6 +43,26 @@
	u8 log_pg_sz_m;
	};

	+struct mlx4_port_cap {
	+ u8 supported_port_types;
	+ u8 suggested_type;
	+ u8 default_sense;
	+ u8 log_max_macs;
	+ u8 log_max_vlans;
	+ int ib_mtu;
	+ int max_port_width;
	+ int max_vl;
	+ int max_gids;
	+ int max_pkeys;
	+ u64 def_mac;
	+ u16 eth_mtu;
	+ int trans_type;
	+ int vendor_oui;
	+ u16 wavelength;
	+ u64 trans_code;
	+ u8 dmfs_optimized_state;
	+};
	+
	struct mlx4_dev_cap {
	int max_srq_sz;
	int max_qp_sz;
	@@ -56,6 +76,7 @@
	int max_mpts;
	int reserved_eqs;
	int max_eqs;
	+ int num_sys_eqs;
	int reserved_mtts;
	int max_mrw_sz;
	int reserved_mrws;
	@@ -66,17 +87,6 @@
	int local_ca_ack_delay;
	int num_ports;
	u32 max_msg_sz;
	- int ib_mtu[MLX4_MAX_PORTS + 1];
	- int max_port_width[MLX4_MAX_PORTS + 1];
	- int max_vl[MLX4_MAX_PORTS + 1];
	- int max_gids[MLX4_MAX_PORTS + 1];
	- int max_pkeys[MLX4_MAX_PORTS + 1];
	- u64 def_mac[MLX4_MAX_PORTS + 1];
	- u16 eth_mtu[MLX4_MAX_PORTS + 1];
	- int trans_type[MLX4_MAX_PORTS + 1];
	- int vendor_oui[MLX4_MAX_PORTS + 1];
	- u16 wavelength[MLX4_MAX_PORTS + 1];
	- u64 trans_code[MLX4_MAX_PORTS + 1];
	u16 stat_rate_support;
	int fs_log_max_ucast_qp_range_size;
	int fs_max_num_qp_per_entry;
	@@ -114,15 +124,14 @@
	u64 max_icm_sz;
	int max_gso_sz;
	int max_rss_tbl_sz;
	- u8 supported_port_types[MLX4_MAX_PORTS + 1];
	- u8 suggested_type[MLX4_MAX_PORTS + 1];
	- u8 default_sense[MLX4_MAX_PORTS + 1];
	- u8 log_max_macs[MLX4_MAX_PORTS + 1];
	- u8 log_max_vlans[MLX4_MAX_PORTS + 1];
	u32 max_basic_counters;
	u32 sync_qp;
	- u8 timestamp_support;
	u32 max_extended_counters;
	+ u32 mad_demux;
	+ u8 cq_overrun;
	+ u32 dmfs_high_rate_qpn_base;
	+ u32 dmfs_high_rate_qpn_range;
	+ struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1];
	};

	struct mlx4_func_cap {
	@@ -137,19 +146,33 @@
	int max_eq;
	int reserved_eq;
	int mcg_quota;
	+ u32 qp0_qkey;
	u32 qp0_tunnel_qpn;
	u32 qp0_proxy_qpn;
	u32 qp1_tunnel_qpn;
	u32 qp1_proxy_qpn;
	+ u32 reserved_lkey;
	u8 physical_port;
	u8 port_flags;
	+ u8 flags1;
	+ u64 phys_port_id;
	u8 def_counter_index;
	+ u32 extra_flags;
	+ u8 fvl;
	+};
	+
	+struct mlx4_func {
	+ int bus;
	+ int device;
	+ int function;
	+ int physical_function;
	+ int rsvd_eqs;
	+ int max_eq;
	+ int rsvd_uars;
	};

	struct mlx4_adapter {
	- u16 vsd_vendor_id;
	char board_id[MLX4_BOARD_ID_LEN];
	- char vsd[MLX4_VSD_LEN];
	u8 inta_pin;
	};

	@@ -168,20 +191,26 @@
	u64 global_caps;
	u16 log_mc_entry_sz;
	u16 log_mc_hash_sz;
	- u16 hca_core_clock;
	+ u16 hca_core_clock; /* Internal Clock Frequency (in MHz) */
	u8 log_num_qps;
	u8 log_num_srqs;
	u8 log_num_cqs;
	u8 log_num_eqs;
	+ u16 num_sys_eqs;
	u8 log_rd_per_qp;
	u8 log_mc_table_sz;
	u8 log_mpt_sz;
	u8 log_uar_sz;
	+ u8 mw_enabled; /* Enable memory windows */
	u8 uar_page_sz; /* log pg sz in 4k chunks */
	- u8 mw_enable; /* Enable memory windows */
	- u8 fs_hash_enable_bits;
	u8 steering_mode; /* for QUERY_HCA */
	+ u8 dmfs_high_steer_mode; /* for QUERY_HCA */
	+ u8 steering_attr; /* for QUERY_HCA */
	u64 dev_cap_enabled;
	+ u16 cqe_size; /* For use only when CQE stride feature enabled */
	+ u16 eqe_size; /* For use only when EQE stride feature enabled */
	+ u8 rss_ip_frags;
	+ u8 phv_check_en; /* for QUERY_HCA */
	};

	struct mlx4_init_ib_param {
	@@ -205,14 +234,17 @@
	u32 cap_mask;
	};

	+void mlx4_dev_cap_dump(struct mlx4_dev dev, struct mlx4_dev_cap dev_cap);
	int mlx4_QUERY_DEV_CAP(struct mlx4_dev dev, struct mlx4_dev_cap dev_cap);
	-int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u32 gen_or_port,
	+int mlx4_QUERY_PORT(struct mlx4_dev dev, int port, struct mlx4_port_cap port_cap);
	+int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u8 gen_or_port,
	struct mlx4_func_cap *func_cap);
	int mlx4_QUERY_FUNC_CAP_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	struct mlx4_cmd_mailbox *outbox,
	struct mlx4_cmd_info *cmd);
	+int mlx4_QUERY_FUNC(struct mlx4_dev dev, struct mlx4_func func, int slave);
	int mlx4_MAP_FA(struct mlx4_dev dev, struct mlx4_icm icm);
	int mlx4_UNMAP_FA(struct mlx4_dev *dev);
	int mlx4_RUN_FW(struct mlx4_dev *dev);
	@@ -223,6 +255,8 @@
	int mlx4_CLOSE_HCA(struct mlx4_dev *dev, int panic);
	int mlx4_map_cmd(struct mlx4_dev dev, u16 op, struct mlx4_icm icm, u64 virt);
	int mlx4_SET_ICM_SIZE(struct mlx4_dev dev, u64 icm_size, u64 aux_pages);
	+int mlx4_MAP_ICM_AUX(struct mlx4_dev dev, struct mlx4_icm icm);
	+int mlx4_UNMAP_ICM_AUX(struct mlx4_dev *dev);
	int mlx4_NOP(struct mlx4_dev *dev);
	int mlx4_MOD_STAT_CFG(struct mlx4_dev dev, struct mlx4_mod_stat_cfg cfg);
	void mlx4_opreq_action(struct work_struct *work);
	Index: sys/ofed/drivers/net/mlx4/fw.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/fw.c
	+++ sys/ofed/drivers/net/mlx4/fw.c
	@@ -39,6 +39,8 @@
	#include <linux/module.h>
	#include <linux/cache.h>

	+#include <net/ipv6.h>
	+
	#include "fw.h"
	#include "icm.h"

	@@ -51,9 +53,13 @@
	extern void __buggy_use_of_MLX4_GET(void);
	extern void __buggy_use_of_MLX4_PUT(void);

	-static u8 enable_qos;
	-module_param(enable_qos, byte, 0444);
	-MODULE_PARM_DESC(enable_qos, "Enable Quality of Service support in the HCA (default: off)");
	+static bool enable_qos = false;
	+module_param(enable_qos, bool, 0444);
	+MODULE_PARM_DESC(enable_qos, "Enable Enhanced QoS support (default: off)");
	+
	+static bool enable_vfs_qos;
	+module_param(enable_vfs_qos, bool, 0444);
	+MODULE_PARM_DESC(enable_vfs_qos, "Enable Virtual VFs QoS (default: off)");

	#define MLX4_GET(dest, source, offset) \
	do { \
	@@ -86,14 +92,11 @@
	[ 1] = "UC transport",
	[ 2] = "UD transport",
	[ 3] = "XRC transport",
	- [ 4] = "reliable multicast",
	- [ 5] = "FCoIB support",
	[ 6] = "SRQ support",
	[ 7] = "IPoIB checksum offload",
	[ 8] = "P_Key violation counter",
	[ 9] = "Q_Key violation counter",
	- [10] = "VMM",
	- [12] = "DPDP",
	+ [12] = "Dual Port Different Protocol (DPDP) support",
	[15] = "Big LSO headers",
	[16] = "MW support",
	[17] = "APM support",
	@@ -101,19 +104,20 @@
	[19] = "Raw multicast support",
	[20] = "Address vector port checking support",
	[21] = "UD multicast support",
	- [24] = "Demand paging support",
	- [25] = "Router support",
	[30] = "IBoE support",
	[32] = "Unicast loopback support",
	[34] = "FCS header control",
	- [38] = "Wake On LAN support",
	+ [37] = "Wake On LAN (port1) support",
	+ [38] = "Wake On LAN (port2) support",
	[40] = "UDP RSS support",
	[41] = "Unicast VEP steering support",
	[42] = "Multicast VEP steering support",
	[44] = "Cross-channel (sync_qp) operations support",
	[48] = "Counters support",
	+ [52] = "RSS IP fragments support",
	+ [53] = "Port ETS Scheduler support",
	+ [55] = "Port link type sensing support",
	[59] = "Port management change event support",
	- [60] = "eSwitch support",
	[61] = "64 byte EQE support",
	[62] = "64 byte CQE support",
	};
	@@ -131,18 +135,45 @@
	[0] = "RSS support",
	[1] = "RSS Toeplitz Hash Function support",
	[2] = "RSS XOR Hash Function support",
	- [3] = "Device manage flow steering support",
	- [4] = "FSM (MAC unti-spoofing) support",
	- [5] = "VST (control vlan insertion/stripping) support",
	- [6] = "Dynamic QP updates support",
	- [7] = "Loopback source checks support",
	- [8] = "Device managed flow steering IPoIB support",
	- [9] = "ETS configuration support",
	- [10] = "ETH backplane autoneg report",
	- [11] = "Ethernet Flow control statistics support",
	- [12] = "Recoverable error events support",
	- [13] = "Time stamping support",
	- [14] = "Report driver version to FW support"
	+ [3] = "Device managed flow steering support",
	+ [4] = "Automatic MAC reassignment support",
	+ [5] = "Time stamping support",
	+ [6] = "VST (control vlan insertion/stripping) support",
	+ [7] = "FSM (MAC anti-spoofing) support",
	+ [8] = "Dynamic QP updates support",
	+ [9] = "Device managed flow steering IPoIB support",
	+ [10] = "TCP/IP offloads/flow-steering for VXLAN support",
	+ [11] = "MAD DEMUX (Secure-Host) support",
	+ [12] = "Large cache line (>64B) CQE stride support",
	+ [13] = "Large cache line (>64B) EQE stride support",
	+ [14] = "Ethernet protocol control support",
	+ [15] = "Ethernet Backplane autoneg support",
	+ [16] = "CONFIG DEV support",
	+ [17] = "Asymmetric EQs support",
	+ [18] = "More than 80 VFs support",
	+ [19] = "Performance optimized for limited rule configuration flow steering support",
	+ [20] = "Recoverable error events support",
	+ [21] = "Port Remap support",
	+ [23] = "Modifying loopback source checks using UPDATE_QP support",
	+ [25] = "Set ingress parser mode support",
	+ [26] = "Loopback source checks support",
	+ [27] = "Port ETS Scheduler support",
	+ [28] = "Ethernet Flow control statistics support",
	+ [29] = "Report driver version to FW support",
	+ [30] = "NCSI in DMFS mode support",
	+ [32] = "RoCEv2 support",
	+ [33] = "QCN support",
	+ [34] = "Optimized steering table for non source IP rules",
	+ [35] = "Granular QoS per VF support",
	+ [36] = "Port beacon support",
	+ [37] = "RX-ALL support",
	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ [38] = "WQE format 1 Support",
	+#endif
	+ [39] = "802.1ad offload support",
	+ [41] = "SW CQ initialization support",
	+ [42] = "sl to vl mapping table change event support",
	+ [43] = "Device managed flow steering VLAN tag mode support",
	};
	int i;

	@@ -167,8 +198,6 @@
	return PTR_ERR(mailbox);
	inbox = mailbox->buf;

	- memset(inbox, 0, MOD_STAT_CFG_IN_SIZE);
	-
	MLX4_PUT(inbox, cfg->log_pg_sz, MOD_STAT_CFG_PG_SZ_OFFSET);
	MLX4_PUT(inbox, cfg->log_pg_sz_m, MOD_STAT_CFG_PG_SZ_M_OFFSET);

	@@ -179,6 +208,61 @@
	return err;
	}

	+int mlx4_QUERY_FUNC(struct mlx4_dev dev, struct mlx4_func func, int slave)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ u32 *outbox;
	+ u8 in_modifier;
	+ u8 field;
	+ u16 field16;
	+ int err;
	+
	+#define QUERY_FUNC_BUS_OFFSET 0x00
	+#define QUERY_FUNC_DEVICE_OFFSET 0x01
	+#define QUERY_FUNC_FUNCTION_OFFSET 0x01
	+#define QUERY_FUNC_PHYSICAL_FUNCTION_OFFSET 0x03
	+#define QUERY_FUNC_RSVD_EQS_OFFSET 0x04
	+#define QUERY_FUNC_MAX_EQ_OFFSET 0x06
	+#define QUERY_FUNC_RSVD_UARS_OFFSET 0x0b
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+ outbox = mailbox->buf;
	+
	+ in_modifier = slave;
	+
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, in_modifier, 0,
	+ MLX4_CMD_QUERY_FUNC,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+ if (err)
	+ goto out;
	+
	+ MLX4_GET(field, outbox, QUERY_FUNC_BUS_OFFSET);
	+ func->bus = field & 0xf;
	+ MLX4_GET(field, outbox, QUERY_FUNC_DEVICE_OFFSET);
	+ func->device = field & 0xf1;
	+ MLX4_GET(field, outbox, QUERY_FUNC_FUNCTION_OFFSET);
	+ func->function = field & 0x7;
	+ MLX4_GET(field, outbox, QUERY_FUNC_PHYSICAL_FUNCTION_OFFSET);
	+ func->physical_function = field & 0xf;
	+ MLX4_GET(field16, outbox, QUERY_FUNC_RSVD_EQS_OFFSET);
	+ func->rsvd_eqs = field16 & 0xffff;
	+ MLX4_GET(field16, outbox, QUERY_FUNC_MAX_EQ_OFFSET);
	+ func->max_eq = field16 & 0xffff;
	+ MLX4_GET(field, outbox, QUERY_FUNC_RSVD_UARS_OFFSET);
	+ func->rsvd_uars = field & 0x0f;
	+
	+ mlx4_dbg(dev, "Bus: %d, Device: %d, Function: %d, Physical function: %d, Max EQs: %d, Reserved EQs: %d, Reserved UARs: %d\n",
	+ func->bus, func->device, func->function, func->physical_function,
	+ func->max_eq, func->rsvd_eqs, func->rsvd_uars);
	+
	+out:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+
	int mlx4_QUERY_FUNC_CAP_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	@@ -187,8 +271,9 @@
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	u8 field, port;
	- u32 size;
	+ u32 size, proxy_qp, qkey;
	int err = 0;
	+ struct mlx4_func func;

	#define QUERY_FUNC_CAP_FLAGS_OFFSET 0x0
	#define QUERY_FUNC_CAP_NUM_PORTS_OFFSET 0x1
	@@ -202,6 +287,7 @@
	#define QUERY_FUNC_CAP_MCG_QUOTA_OFFSET_DEP 0x28
	#define QUERY_FUNC_CAP_MAX_EQ_OFFSET 0x2c
	#define QUERY_FUNC_CAP_RESERVED_EQ_OFFSET 0x30
	+#define QUERY_FUNC_CAP_QP_RESD_LKEY_OFFSET 0x48

	#define QUERY_FUNC_CAP_QP_QUOTA_OFFSET 0x50
	#define QUERY_FUNC_CAP_CQ_QUOTA_OFFSET 0x54
	@@ -210,13 +296,22 @@
	#define QUERY_FUNC_CAP_MTT_QUOTA_OFFSET 0x64
	#define QUERY_FUNC_CAP_MCG_QUOTA_OFFSET 0x68

	+#define QUERY_FUNC_CAP_EXTRA_FLAGS_OFFSET 0x6c
	+
	#define QUERY_FUNC_CAP_FMR_FLAG 0x80
	#define QUERY_FUNC_CAP_FLAG_RDMA 0x40
	#define QUERY_FUNC_CAP_FLAG_ETH 0x80
	#define QUERY_FUNC_CAP_FLAG_QUOTAS 0x10
	+#define QUERY_FUNC_CAP_FLAG_RESD_LKEY 0x08
	+#define QUERY_FUNC_CAP_FLAG_VALID_MAILBOX 0x04
	+
	+#define QUERY_FUNC_CAP_EXTRA_FLAGS_BF_QP_ALLOC_FLAG (1UL << 31)
	+#define QUERY_FUNC_CAP_EXTRA_FLAGS_A0_QP_ALLOC_FLAG (1UL << 30)
	+#define QUERY_FUNC_CAP_EXTRA_FLAGS_ROCE_MODE_PER_ADDR_FLAG (1UL << 27)

	/* when opcode modifier = 1 */
	#define QUERY_FUNC_CAP_PHYS_PORT_OFFSET 0x3
	+#define QUERY_FUNC_CAP_PRIV_VF_QKEY_OFFSET 0x4
	#define QUERY_FUNC_CAP_FLAGS0_OFFSET 0x8
	#define QUERY_FUNC_CAP_FLAGS1_OFFSET 0xc
	#define QUERY_FUNC_CAP_COUNTER_INDEX_OFFSET 0xd
	@@ -225,25 +320,48 @@
	#define QUERY_FUNC_CAP_QP0_PROXY 0x14
	#define QUERY_FUNC_CAP_QP1_TUNNEL 0x18
	#define QUERY_FUNC_CAP_QP1_PROXY 0x1c
	+#define QUERY_FUNC_CAP_PHYS_PORT_ID 0x28

	-#define QUERY_FUNC_CAP_ETH_PROPS_FORCE_MAC 0x40
	-#define QUERY_FUNC_CAP_ETH_PROPS_FORCE_VLAN 0x80
	+#define QUERY_FUNC_CAP_FLAGS1_FORCE_MAC 0x40
	+#define QUERY_FUNC_CAP_FLAGS1_FORCE_VLAN 0x80
	+#define QUERY_FUNC_CAP_FLAGS1_NIC_INFO 0x10
	#define QUERY_FUNC_CAP_PROPS_DEF_COUNTER 0x20
	+#define QUERY_FUNC_CAP_VF_ENABLE_QP0 0x08

	-#define QUERY_FUNC_CAP_RDMA_PROPS_FORCE_PHY_WQE_GID 0x80
	+#define QUERY_FUNC_CAP_FLAGS0_FORCE_PHY_WQE_GID 0x80
	+#define QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS (1 << 31)
	+#define QUERY_FUNC_CAP_PHV_BIT 0x40

	if (vhcr->op_modifier == 1) {
	- port = vhcr->in_modifier; /* phys-port = logical-port */
	- MLX4_PUT(outbox->buf, port, QUERY_FUNC_CAP_PHYS_PORT_OFFSET);
	-
	- field = 0;
	- /* ensure that phy_wqe_gid bit is not set */
	- MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_FLAGS0_OFFSET);
	-
	- /* ensure force vlan and force mac bits are not set
	- * and that default counter bit is set
	- */
	- field = QUERY_FUNC_CAP_PROPS_DEF_COUNTER; /* def counter */
	+ struct mlx4_active_ports actv_ports =
	+ mlx4_get_active_ports(dev, slave);
	+ int converted_port = mlx4_slave_convert_port(
	+ dev, slave, vhcr->in_modifier);
	+
	+ if (converted_port < 0)
	+ return -EINVAL;
	+
	+ vhcr->in_modifier = converted_port;
	+ /* phys-port = logical-port */
	+ field = vhcr->in_modifier -
	+ find_first_bit(actv_ports.ports, dev->caps.num_ports);
	+ MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_PHYS_PORT_OFFSET);
	+
	+ port = vhcr->in_modifier;
	+ proxy_qp = dev->phys_caps.base_proxy_sqpn + 8 * slave + port - 1;
	+
	+ /* Set nic_info bit to mark new fields support */
	+ field = QUERY_FUNC_CAP_FLAGS1_NIC_INFO;
	+ field \|= QUERY_FUNC_CAP_PROPS_DEF_COUNTER; /* def counter */
	+
	+ if (mlx4_vf_smi_enabled(dev, slave, port) &&
	+ !mlx4_get_parav_qkey(dev, proxy_qp, &qkey)) {
	+ field \|= QUERY_FUNC_CAP_VF_ENABLE_QP0;
	+ MLX4_PUT(outbox->buf, qkey,
	+ QUERY_FUNC_CAP_PRIV_VF_QKEY_OFFSET);
	+ }
	+ if (priv->mfunc.master.vf_oper[slave].vport[port].state.vgt_policy)
	+ field \|= QUERY_FUNC_CAP_FLAGS1_FORCE_VLAN;
	MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_FLAGS1_OFFSET);

	/* There is always default counter legal or sink counter */
	@@ -257,19 +375,33 @@
	size += 2;
	MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP1_TUNNEL);

	- size = dev->phys_caps.base_proxy_sqpn + 8 * slave + port - 1;
	- MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP0_PROXY);
	+ MLX4_PUT(outbox->buf, proxy_qp, QUERY_FUNC_CAP_QP0_PROXY);
	+ proxy_qp += 2;
	+ MLX4_PUT(outbox->buf, proxy_qp, QUERY_FUNC_CAP_QP1_PROXY);

	- size += 2;
	- MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP1_PROXY);
	+ MLX4_PUT(outbox->buf, dev->caps.phys_port_id[vhcr->in_modifier],
	+ QUERY_FUNC_CAP_PHYS_PORT_ID);
	+
	+ if (dev->caps.phv_bit[port]) {
	+ field = QUERY_FUNC_CAP_PHV_BIT;
	+ MLX4_PUT(outbox->buf, field,
	+ QUERY_FUNC_CAP_FLAGS0_OFFSET);
	+ }

	} else if (vhcr->op_modifier == 0) {
	- /* enable rdma and ethernet interfaces, and new quota locations */
	+ struct mlx4_active_ports actv_ports =
	+ mlx4_get_active_ports(dev, slave);
	+ /* enable rdma and ethernet interfaces, new quota locations,
	+ * and reserved lkey
	+ */
	field = (QUERY_FUNC_CAP_FLAG_ETH \| QUERY_FUNC_CAP_FLAG_RDMA \|
	- QUERY_FUNC_CAP_FLAG_QUOTAS);
	+ QUERY_FUNC_CAP_FLAG_QUOTAS \| QUERY_FUNC_CAP_FLAG_VALID_MAILBOX \|
	+ QUERY_FUNC_CAP_FLAG_RESD_LKEY);
	MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_FLAGS_OFFSET);

	- field = dev->caps.num_ports;
	+ field = min(
	+ bitmap_weight(actv_ports.ports, dev->caps.num_ports),
	+ dev->caps.num_ports);
	MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_NUM_PORTS_OFFSET);

	size = dev->caps.function_caps; /* set PF behaviours */
	@@ -293,11 +425,24 @@
	size = dev->caps.num_cqs;
	MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_CQ_QUOTA_OFFSET_DEP);

	- size = dev->caps.num_eqs;
	- MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MAX_EQ_OFFSET);
	-
	- size = dev->caps.reserved_eqs;
	- MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET);
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) \|\|
	+ mlx4_QUERY_FUNC(dev, &func, slave)) {
	+ size = vhcr->in_modifier &
	+ QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS ?
	+ dev->caps.num_eqs :
	+ rounddown_pow_of_two(dev->caps.num_eqs);
	+ MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MAX_EQ_OFFSET);
	+ size = dev->caps.reserved_eqs;
	+ MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET);
	+ } else {
	+ size = vhcr->in_modifier &
	+ QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS ?
	+ func.max_eq :
	+ rounddown_pow_of_two(func.max_eq);
	+ MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MAX_EQ_OFFSET);
	+ size = func.rsvd_eqs;
	+ MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET);
	+ }

	size = priv->mfunc.master.res_tracker.res_alloc[RES_MPT].quota[slave];
	MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MPT_QUOTA_OFFSET);
	@@ -313,28 +458,40 @@
	MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET);
	MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET_DEP);

	+ size = QUERY_FUNC_CAP_EXTRA_FLAGS_BF_QP_ALLOC_FLAG \|
	+ QUERY_FUNC_CAP_EXTRA_FLAGS_A0_QP_ALLOC_FLAG;
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ROCE_V1_V2)
	+ size \|= QUERY_FUNC_CAP_EXTRA_FLAGS_ROCE_MODE_PER_ADDR_FLAG;
	+
	+ MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_EXTRA_FLAGS_OFFSET);
	+
	+ size = dev->caps.reserved_lkey + ((slave << 8) & 0xFF00);
	+ MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP_RESD_LKEY_OFFSET);
	} else
	err = -EINVAL;

	return err;
	}

	-int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u32 gen_or_port,
	+int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u8 gen_or_port,
	struct mlx4_func_cap *func_cap)
	{
	struct mlx4_cmd_mailbox *mailbox;
	u32 *outbox;
	- u8 field, op_modifier;
	- u32 size;
	+ u8 field, field1, op_modifier;
	+ u32 size, qkey;
	int err = 0, quotas = 0;
	+ u32 in_modifier;

	op_modifier = !!gen_or_port; /* 0 = general, 1 = logical port */
	+ in_modifier = op_modifier ? gen_or_port :
	+ QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS;

	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);

	- err = mlx4_cmd_box(dev, 0, mailbox->dma, gen_or_port, op_modifier,
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, in_modifier, op_modifier,
	MLX4_CMD_QUERY_FUNC_CAP,
	MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
	if (err)
	@@ -402,6 +559,28 @@
	MLX4_GET(size, outbox, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET);
	func_cap->reserved_eq = size & 0xFFFFFF;

	+ if (func_cap->flags & QUERY_FUNC_CAP_FLAG_RESD_LKEY) {
	+ MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP_RESD_LKEY_OFFSET);
	+ func_cap->reserved_lkey = size;
	+ } else {
	+ func_cap->reserved_lkey = 0;
	+ }
	+
	+ func_cap->extra_flags = 0;
	+
	+ /* Mailbox data from 0x6c and onward should only be treated if
	+ * QUERY_FUNC_CAP_FLAG_VALID_MAILBOX is set in func_cap->flags
	+ */
	+ if (func_cap->flags & QUERY_FUNC_CAP_FLAG_VALID_MAILBOX) {
	+ MLX4_GET(size, outbox, QUERY_FUNC_CAP_EXTRA_FLAGS_OFFSET);
	+ if (size & QUERY_FUNC_CAP_EXTRA_FLAGS_BF_QP_ALLOC_FLAG)
	+ func_cap->extra_flags \|= MLX4_QUERY_FUNC_FLAGS_BF_RES_QP;
	+ if (size & QUERY_FUNC_CAP_EXTRA_FLAGS_A0_QP_ALLOC_FLAG)
	+ func_cap->extra_flags \|= MLX4_QUERY_FUNC_FLAGS_A0_RES_QP;
	+ if (size & QUERY_FUNC_CAP_EXTRA_FLAGS_ROCE_MODE_PER_ADDR_FLAG)
	+ func_cap->extra_flags \|= MLX4_QUERY_FUNC_FLAGS_ROCE_ADDR;
	+ }
	+
	goto out;
	}

	@@ -411,24 +590,21 @@
	goto out;
	}

	+ MLX4_GET(func_cap->flags1, outbox, QUERY_FUNC_CAP_FLAGS1_OFFSET);
	if (dev->caps.port_type[gen_or_port] == MLX4_PORT_TYPE_ETH) {
	- MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS1_OFFSET);
	- if (field & QUERY_FUNC_CAP_ETH_PROPS_FORCE_VLAN) {
	- mlx4_err(dev, "VLAN is enforced on this port\n");
	- err = -EPROTONOSUPPORT;
	- goto out;
	+ if (func_cap->flags1 & QUERY_FUNC_CAP_FLAGS1_FORCE_VLAN) {
	+ func_cap->fvl = 1;
	}

	- if (field & QUERY_FUNC_CAP_ETH_PROPS_FORCE_MAC) {
	+ if (func_cap->flags1 & QUERY_FUNC_CAP_FLAGS1_FORCE_MAC) {
	mlx4_err(dev, "Force mac is enabled on this port\n");
	err = -EPROTONOSUPPORT;
	goto out;
	}
	} else if (dev->caps.port_type[gen_or_port] == MLX4_PORT_TYPE_IB) {
	MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS0_OFFSET);
	- if (field & QUERY_FUNC_CAP_RDMA_PROPS_FORCE_PHY_WQE_GID) {
	- mlx4_err(dev, "phy_wqe_gid is "
	- "enforced on this ib port\n");
	+ if (field & QUERY_FUNC_CAP_FLAGS0_FORCE_PHY_WQE_GID) {
	+ mlx4_err(dev, "phy_wqe_gid is enforced on this ib port\n");
	err = -EPROTONOSUPPORT;
	goto out;
	}
	@@ -443,12 +619,19 @@

	MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS1_OFFSET);
	if (field & QUERY_FUNC_CAP_PROPS_DEF_COUNTER) {
	- MLX4_GET(field, outbox, QUERY_FUNC_CAP_COUNTER_INDEX_OFFSET);
	- func_cap->def_counter_index = field;
	+ MLX4_GET(field1, outbox, QUERY_FUNC_CAP_COUNTER_INDEX_OFFSET);
	+ func_cap->def_counter_index = field1;
	} else {
	func_cap->def_counter_index = MLX4_SINK_COUNTER_INDEX;
	}

	+ if (func_cap->flags1 & QUERY_FUNC_CAP_VF_ENABLE_QP0) {
	+ MLX4_GET(qkey, outbox, QUERY_FUNC_CAP_PRIV_VF_QKEY_OFFSET);
	+ func_cap->qp0_qkey = qkey;
	+ } else {
	+ func_cap->qp0_qkey = 0;
	+ }
	+
	MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP0_TUNNEL);
	func_cap->qp0_tunnel_qpn = size & 0xFFFFFF;

	@@ -461,6 +644,13 @@
	MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP1_PROXY);
	func_cap->qp1_proxy_qpn = size & 0xFFFFFF;

	+ if (func_cap->flags1 & QUERY_FUNC_CAP_FLAGS1_NIC_INFO)
	+ MLX4_GET(func_cap->phys_port_id, outbox,
	+ QUERY_FUNC_CAP_PHYS_PORT_ID);
	+
	+ MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS0_OFFSET);
	+ func_cap->flags \|= (field & QUERY_FUNC_CAP_PHV_BIT);
	+
	/* All other resources are allocated by the master, but we still report
	* 'num' and 'reserved' capabilities as follows:
	* - num remains the maximum resource index
	@@ -504,6 +694,7 @@
	#define QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET 0x21
	#define QUERY_DEV_CAP_RSVD_MRW_OFFSET 0x22
	#define QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET 0x23
	+#define QUERY_DEV_CAP_NUM_SYS_EQ_OFFSET 0x26
	#define QUERY_DEV_CAP_MAX_AV_OFFSET 0x27
	#define QUERY_DEV_CAP_MAX_REQ_QP_OFFSET 0x29
	#define QUERY_DEV_CAP_MAX_RES_QP_OFFSET 0x2b
	@@ -511,6 +702,7 @@
	#define QUERY_DEV_CAP_RSS_OFFSET 0x2e
	#define QUERY_DEV_CAP_MAX_RDMA_OFFSET 0x2f
	#define QUERY_DEV_CAP_RSZ_SRQ_OFFSET 0x33
	+#define QUERY_DEV_CAP_PORT_BEACON_OFFSET 0x34
	#define QUERY_DEV_CAP_ACK_DELAY_OFFSET 0x35
	#define QUERY_DEV_CAP_MTU_WIDTH_OFFSET 0x36
	#define QUERY_DEV_CAP_VL_PORT_OFFSET 0x37
	@@ -520,7 +712,6 @@
	#define QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET 0x3e
	#define QUERY_DEV_CAP_MAX_PKEY_OFFSET 0x3f
	#define QUERY_DEV_CAP_EXT_FLAGS_OFFSET 0x40
	-#define QUERY_DEV_CAP_SYNC_QP_OFFSET 0x42
	#define QUERY_DEV_CAP_FLAGS_OFFSET 0x44
	#define QUERY_DEV_CAP_RSVD_UAR_OFFSET 0x48
	#define QUERY_DEV_CAP_UAR_SZ_OFFSET 0x49
	@@ -542,11 +733,16 @@
	#define QUERY_DEV_CAP_MAX_XRC_OFFSET 0x67
	#define QUERY_DEV_CAP_MAX_BASIC_COUNTERS_OFFSET 0x68
	#define QUERY_DEV_CAP_MAX_EXTENDED_COUNTERS_OFFSET 0x6c
	-#define QUERY_DEV_CAP_PORT_FLOWSTATS_COUNTERS_OFFSET 0x70
	-#define QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET 0x76
	-#define QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET 0x70
	+#define QUERY_DEV_CAP_PORT_FLOWSTATS_COUNTERS_OFFSET 0x70
	+#define QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET 0x70
	#define QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET 0x74
	+#define QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET 0x76
	#define QUERY_DEV_CAP_FLOW_STEERING_MAX_QP_OFFSET 0x77
	+#define QUERY_DEV_CAP_SL2VL_EVENT_OFFSET 0x78
	+#define QUERY_DEV_CAP_CQ_OVERRUN_OFFSET 0x7a
	+#define QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE 0x7a
	+#define QUERY_DEV_CAP_ETH_PROT_CTRL_OFFSET 0x7a
	+#define QUERY_DEV_CAP_ECN_QCN_VER_OFFSET 0x7B
	#define QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET 0x80
	#define QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET 0x82
	#define QUERY_DEV_CAP_AUX_ENTRY_SZ_OFFSET 0x84
	@@ -558,9 +754,17 @@
	#define QUERY_DEV_CAP_MTT_ENTRY_SZ_OFFSET 0x90
	#define QUERY_DEV_CAP_D_MPT_ENTRY_SZ_OFFSET 0x92
	#define QUERY_DEV_CAP_BMME_FLAGS_OFFSET 0x94
	+#define QUERY_DEV_CAP_CONFIG_DEV_OFFSET 0x94
	+#define QUERY_DEV_CAP_PHV_EN_OFFSET 0x96
	#define QUERY_DEV_CAP_RSVD_LKEY_OFFSET 0x98
	-#define QUERY_DEV_CAP_ETS_CFG_OFFSET 0x9c
	#define QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET 0xa0
	+#define QUERY_DEV_CAP_ETH_BACKPL_OFFSET 0x9c
	+#define QUERY_DEV_CAP_FW_REASSIGN_MAC 0x9d
	+#define QUERY_DEV_CAP_VXLAN 0x9e
	+#define QUERY_DEV_CAP_ADD_MAC 0x9f
	+#define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0
	+#define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET 0xa8
	+#define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac

	dev_cap->flags2 = 0;
	mailbox = mlx4_alloc_cmd_mailbox(dev);
	@@ -590,7 +794,7 @@
	MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MPT_OFFSET);
	dev_cap->max_mpts = 1 << (field & 0x3f);
	MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_EQ_OFFSET);
	- dev_cap->reserved_eqs = field & 0xf;
	+ dev_cap->reserved_eqs = 1 << (field & 0xf);
	MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_EQ_OFFSET);
	dev_cap->max_eqs = 1 << (field & 0xf);
	MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MTT_OFFSET);
	@@ -601,6 +805,8 @@
	dev_cap->reserved_mrws = 1 << (field & 0xf);
	MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET);
	dev_cap->max_mtt_seg = 1 << (field & 0x3f);
	+ MLX4_GET(size, outbox, QUERY_DEV_CAP_NUM_SYS_EQ_OFFSET);
	+ dev_cap->num_sys_eqs = size & 0xfff;
	MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_REQ_QP_OFFSET);
	dev_cap->max_requester_per_qp = 1 << (field & 0x3f);
	MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RES_QP_OFFSET);
	@@ -637,12 +843,27 @@
	MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET);
	if (field & 0x80)
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_FS_EN;
	+ if (field & 0x40)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_FS_EN_NCSI;
	+ dev_cap->fs_log_max_ucast_qp_range_size = field & 0x1f;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_PORT_BEACON_OFFSET);
	+ if (field & 0x80)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_PORT_BEACON;
	MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET);
	+ if (field & 0x1)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_DISABLE_SIP_CHECK;
	if (field & 0x80)
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_DMFS_IPOIB;
	- dev_cap->fs_log_max_ucast_qp_range_size = field & 0x1f;
	+ if (field & 0x40)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_DMFS_TAG_MODE;
	MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_MAX_QP_OFFSET);
	dev_cap->fs_max_num_qp_per_entry = field;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_SL2VL_EVENT_OFFSET);
	+ if (field & (1 << 5))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_SL_TO_VL_CHANGE_EVENT;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_ECN_QCN_VER_OFFSET);
	+ if (field & 0x1)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_QCN;
	MLX4_GET(stat_rate, outbox, QUERY_DEV_CAP_RATE_SUPPORT_OFFSET);
	dev_cap->stat_rate_support = stat_rate;
	MLX4_GET(field, outbox, QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET);
	@@ -651,8 +872,6 @@
	MLX4_GET(ext_flags, outbox, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);
	MLX4_GET(flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET);
	dev_cap->flags = flags \| (u64)ext_flags << 32;
	- MLX4_GET(field, outbox, QUERY_DEV_CAP_SYNC_QP_OFFSET);
	- dev_cap->sync_qp = field & 0x10;
	MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET);
	dev_cap->reserved_uars = field >> 4;
	MLX4_GET(field, outbox, QUERY_DEV_CAP_UAR_SZ_OFFSET);
	@@ -668,11 +887,8 @@
	if ((1 << (field & 0x3f)) > (PAGE_SIZE / dev_cap->bf_reg_size))
	field = 3;
	dev_cap->bf_regs_per_page = 1 << (field & 0x3f);
	- mlx4_dbg(dev, "BlueFlame available (reg size %d, regs/page %d)\n",
	- dev_cap->bf_reg_size, dev_cap->bf_regs_per_page);
	} else {
	dev_cap->bf_reg_size = 0;
	- mlx4_dbg(dev, "BlueFlame not available\n");
	}

	MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_SQ_OFFSET);
	@@ -726,21 +942,53 @@
	dev_cap->max_rq_sg = field;
	MLX4_GET(size, outbox, QUERY_DEV_CAP_MAX_DESC_SZ_RQ_OFFSET);
	dev_cap->max_rq_desc_sz = size;
	-
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_CQ_OVERRUN_OFFSET);
	+ dev_cap->cq_overrun = (field >> 1) & 1;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE);
	+ if (field & (1 << 4) && enable_vfs_qos)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_QOS_VPP;
	+ if (field & (1 << 5))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL;
	+ if (field & (1 << 6))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_CQE_STRIDE;
	+ if (field & (1 << 7))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_EQE_STRIDE;
	MLX4_GET(dev_cap->bmme_flags, outbox,
	QUERY_DEV_CAP_BMME_FLAGS_OFFSET);
	+ if (dev_cap->bmme_flags & MLX4_FLAG_ROCE_V1_V2)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_ROCE_V1_V2;
	+ if (dev_cap->bmme_flags & MLX4_FLAG_PORT_REMAP)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_PORT_REMAP;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_CONFIG_DEV_OFFSET);
	+ if (field & 0x20)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_CONFIG_DEV;
	+ if (field & (1 << 2))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_IGNORE_FCS;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_PHV_EN_OFFSET);
	+ if (field & 0x80)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_PHV_EN;
	+ if (field & 0x40)
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_SKIP_OUTER_VLAN;
	+
	MLX4_GET(dev_cap->reserved_lkey, outbox,
	QUERY_DEV_CAP_RSVD_LKEY_OFFSET);
	- MLX4_GET(field32, outbox, QUERY_DEV_CAP_ETS_CFG_OFFSET);
	+ MLX4_GET(field32, outbox, QUERY_DEV_CAP_ETH_BACKPL_OFFSET);
	if (field32 & (1 << 0))
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP;
	+ if (field32 & (1 << 4))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_MODIFY_PARSER;
	if (field32 & (1 << 7))
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT;
	if (field32 & (1 << 8))
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW;
	- if (field32 & (1 << 13))
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_FW_REASSIGN_MAC);
	+ if (field & (1 << 6))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_REASSIGN_MAC_EN;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_VXLAN);
	+ if (field & (1 << 3))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS;
	+ if (field & (1 << 5))
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_ETS_CFG;
	-
	MLX4_GET(dev_cap->max_icm_sz, outbox,
	QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET);
	if (dev_cap->flags & MLX4_DEV_CAP_FLAG_COUNTERS)
	@@ -752,84 +1000,69 @@
	MLX4_GET(dev_cap->max_extended_counters, outbox,
	QUERY_DEV_CAP_MAX_EXTENDED_COUNTERS_OFFSET);

	+ MLX4_GET(field32, outbox,
	+ QUERY_DEV_CAP_MAD_DEMUX_OFFSET);
	+ if (field32 & (1 << 0))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_MAD_DEMUX;
	+
	+ MLX4_GET(dev_cap->dmfs_high_rate_qpn_base, outbox,
	+ QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET);
	+ dev_cap->dmfs_high_rate_qpn_base &= MGM_QPN_MASK;
	+ MLX4_GET(dev_cap->dmfs_high_rate_qpn_range, outbox,
	+ QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET);
	+ dev_cap->dmfs_high_rate_qpn_range &= MGM_QPN_MASK;
	+
	MLX4_GET(field32, outbox, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET);
	if (field32 & (1 << 16))
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_UPDATE_QP;
	+ if (field32 & (1 << 18))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB;
	if (field32 & (1 << 19))
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_LB_SRC_CHK;
	- if (field32 & (1 << 20))
	- dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_FSM;
	if (field32 & (1 << 26))
	dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_VLAN_CONTROL;
	+ if (field32 & (1 << 20))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_FSM;
	+ if (field32 & (1 << 21))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_80_VFS;
	+ if (field32 & (1 << 23))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_SW_CQ_INIT;
	+ if (field32 & (1 << 24))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_ROCEV2;

	- if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
	- for (i = 1; i <= dev_cap->num_ports; ++i) {
	- MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET);
	- dev_cap->max_vl[i] = field >> 4;
	- MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET);
	- dev_cap->ib_mtu[i] = field >> 4;
	- dev_cap->max_port_width[i] = field & 0xf;
	- MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET);
	- dev_cap->max_gids[i] = 1 << (field & 0xf);
	- MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PKEY_OFFSET);
	- dev_cap->max_pkeys[i] = 1 << (field & 0xf);
	- }
	- } else {
	-#define QUERY_PORT_SUPPORTED_TYPE_OFFSET 0x00
	-#define QUERY_PORT_MTU_OFFSET 0x01
	-#define QUERY_PORT_ETH_MTU_OFFSET 0x02
	-#define QUERY_PORT_WIDTH_OFFSET 0x06
	-#define QUERY_PORT_MAX_GID_PKEY_OFFSET 0x07
	-#define QUERY_PORT_MAX_MACVLAN_OFFSET 0x0a
	-#define QUERY_PORT_MAX_VL_OFFSET 0x0b
	-#define QUERY_PORT_MAC_OFFSET 0x10
	-#define QUERY_PORT_TRANS_VENDOR_OFFSET 0x18
	-#define QUERY_PORT_WAVELENGTH_OFFSET 0x1c
	-#define QUERY_PORT_TRANS_CODE_OFFSET 0x20

	- for (i = 1; i <= dev_cap->num_ports; ++i) {
	- err = mlx4_cmd_box(dev, 0, mailbox->dma, i, 0, MLX4_CMD_QUERY_PORT,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	- if (err)
	- goto out;
	-
	- MLX4_GET(field, outbox, QUERY_PORT_SUPPORTED_TYPE_OFFSET);
	- dev_cap->supported_port_types[i] = field & 3;
	- dev_cap->suggested_type[i] = (field >> 3) & 1;
	- dev_cap->default_sense[i] = (field >> 4) & 1;
	- MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET);
	- dev_cap->ib_mtu[i] = field & 0xf;
	- MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET);
	- dev_cap->max_port_width[i] = field & 0xf;
	- MLX4_GET(field, outbox, QUERY_PORT_MAX_GID_PKEY_OFFSET);
	- dev_cap->max_gids[i] = 1 << (field >> 4);
	- dev_cap->max_pkeys[i] = 1 << (field & 0xf);
	- MLX4_GET(field, outbox, QUERY_PORT_MAX_VL_OFFSET);
	- dev_cap->max_vl[i] = field & 0xf;
	- MLX4_GET(field, outbox, QUERY_PORT_MAX_MACVLAN_OFFSET);
	- dev_cap->log_max_macs[i] = field & 0xf;
	- dev_cap->log_max_vlans[i] = field >> 4;
	- MLX4_GET(dev_cap->eth_mtu[i], outbox, QUERY_PORT_ETH_MTU_OFFSET);
	- MLX4_GET(dev_cap->def_mac[i], outbox, QUERY_PORT_MAC_OFFSET);
	- MLX4_GET(field32, outbox, QUERY_PORT_TRANS_VENDOR_OFFSET);
	- dev_cap->trans_type[i] = field32 >> 24;
	- dev_cap->vendor_oui[i] = field32 & 0xffffff;
	- MLX4_GET(dev_cap->wavelength[i], outbox, QUERY_PORT_WAVELENGTH_OFFSET);
	- MLX4_GET(dev_cap->trans_code[i], outbox, QUERY_PORT_TRANS_CODE_OFFSET);
	- }
	+ for (i = 1; i <= dev_cap->num_ports; i++) {
	+ err = mlx4_QUERY_PORT(dev, i, dev_cap->port_cap + i);
	+ if (err)
	+ goto out;
	}

	- mlx4_dbg(dev, "Base MM extensions: flags %08x, rsvd L_Key %08x\n",
	- dev_cap->bmme_flags, dev_cap->reserved_lkey);
	-
	/*
	* Each UAR has 4 EQ doorbells; so if a UAR is reserved, then
	* we can't use any EQs whose doorbell falls on that page,
	* even if the EQ itself isn't reserved.
	*/
	- dev_cap->reserved_eqs = max(dev_cap->reserved_uars * 4,
	- dev_cap->reserved_eqs);
	+ if (dev_cap->num_sys_eqs == 0)
	+ dev_cap->reserved_eqs = max(dev_cap->reserved_uars * 4,
	+ dev_cap->reserved_eqs);
	+ else
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_SYS_EQS;
	+
	+out:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+
	+void mlx4_dev_cap_dump(struct mlx4_dev dev, struct mlx4_dev_cap dev_cap)
	+{
	+ if (dev_cap->bf_reg_size > 0)
	+ mlx4_dbg(dev, "BlueFlame available (reg size %d, regs/page %d)\n",
	+ dev_cap->bf_reg_size, dev_cap->bf_regs_per_page);
	+ else
	+ mlx4_dbg(dev, "BlueFlame not available\n");

	+ mlx4_dbg(dev, "Base MM extensions: flags %08x, rsvd L_Key %08x\n",
	+ dev_cap->bmme_flags, dev_cap->reserved_lkey);
	mlx4_dbg(dev, "Max ICM size %lld MB\n",
	(unsigned long long) dev_cap->max_icm_sz >> 20);
	mlx4_dbg(dev, "Max QPs: %d, reserved QPs: %d, entry size: %d\n",
	@@ -838,8 +1071,9 @@
	dev_cap->max_srqs, dev_cap->reserved_srqs, dev_cap->srq_entry_sz);
	mlx4_dbg(dev, "Max CQs: %d, reserved CQs: %d, entry size: %d\n",
	dev_cap->max_cqs, dev_cap->reserved_cqs, dev_cap->cqc_entry_sz);
	- mlx4_dbg(dev, "Max EQs: %d, reserved EQs: %d, entry size: %d\n",
	- dev_cap->max_eqs, dev_cap->reserved_eqs, dev_cap->eqc_entry_sz);
	+ mlx4_dbg(dev, "Num sys EQs: %d, max EQs: %d, reserved EQs: %d, entry size: %d\n",
	+ dev_cap->num_sys_eqs, dev_cap->max_eqs, dev_cap->reserved_eqs,
	+ dev_cap->eqc_entry_sz);
	mlx4_dbg(dev, "reserved MPTs: %d, reserved MTTs: %d\n",
	dev_cap->reserved_mrws, dev_cap->reserved_mtts);
	mlx4_dbg(dev, "Max PDs: %d, reserved PDs: %d, reserved UARs: %d\n",
	@@ -849,8 +1083,8 @@
	mlx4_dbg(dev, "Max CQEs: %d, max WQEs: %d, max SRQ WQEs: %d\n",
	dev_cap->max_cq_sz, dev_cap->max_qp_sz, dev_cap->max_srq_sz);
	mlx4_dbg(dev, "Local CA ACK delay: %d, max MTU: %d, port width cap: %d\n",
	- dev_cap->local_ca_ack_delay, 128 << dev_cap->ib_mtu[1],
	- dev_cap->max_port_width[1]);
	+ dev_cap->local_ca_ack_delay, 128 << dev_cap->port_cap[1].ib_mtu,
	+ dev_cap->port_cap[1].max_port_width);
	mlx4_dbg(dev, "Max SQ desc size: %d, max SQ S/G: %d\n",
	dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg);
	mlx4_dbg(dev, "Max RQ desc size: %d, max RQ S/G: %d\n",
	@@ -859,15 +1093,126 @@
	mlx4_dbg(dev, "Max basic counters: %d\n", dev_cap->max_basic_counters);
	mlx4_dbg(dev, "Max extended counters: %d\n", dev_cap->max_extended_counters);
	mlx4_dbg(dev, "Max RSS Table size: %d\n", dev_cap->max_rss_tbl_sz);
	-
	+ mlx4_dbg(dev, "DMFS high rate steer QPn base: %d\n",
	+ dev_cap->dmfs_high_rate_qpn_base);
	+ mlx4_dbg(dev, "DMFS high rate steer QPn range: %d\n",
	+ dev_cap->dmfs_high_rate_qpn_range);
	dump_dev_cap_flags(dev, dev_cap->flags);
	dump_dev_cap_flags2(dev, dev_cap->flags2);
	+}
	+
	+int mlx4_QUERY_PORT(struct mlx4_dev dev, int port, struct mlx4_port_cap port_cap)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ u32 *outbox;
	+ u8 field;
	+ u32 field32;
	+ int err;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+ outbox = mailbox->buf;
	+
	+ if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+
	+ if (err)
	+ goto out;
	+
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET);
	+ port_cap->max_vl = field >> 4;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET);
	+ port_cap->ib_mtu = field >> 4;
	+ port_cap->max_port_width = field & 0xf;
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET);
	+ port_cap->max_gids = 1 << (field & 0xf);
	+ MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PKEY_OFFSET);
	+ port_cap->max_pkeys = 1 << (field & 0xf);
	+ } else {
	+#define QUERY_PORT_SUPPORTED_TYPE_OFFSET 0x00
	+#define QUERY_PORT_MTU_OFFSET 0x01
	+#define QUERY_PORT_ETH_MTU_OFFSET 0x02
	+#define QUERY_PORT_WIDTH_OFFSET 0x06
	+#define QUERY_PORT_MAX_GID_PKEY_OFFSET 0x07
	+#define QUERY_PORT_MAX_MACVLAN_OFFSET 0x0a
	+#define QUERY_PORT_MAX_VL_OFFSET 0x0b
	+#define QUERY_PORT_MAC_OFFSET 0x10
	+#define QUERY_PORT_TRANS_VENDOR_OFFSET 0x18
	+#define QUERY_PORT_WAVELENGTH_OFFSET 0x1c
	+#define QUERY_PORT_TRANS_CODE_OFFSET 0x20
	+
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, port, 0, MLX4_CMD_QUERY_PORT,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+ if (err)
	+ goto out;
	+
	+ MLX4_GET(field, outbox, QUERY_PORT_SUPPORTED_TYPE_OFFSET);
	+ port_cap->supported_port_types = field & 3;
	+ port_cap->suggested_type = (field >> 3) & 1;
	+ port_cap->default_sense = (field >> 4) & 1;
	+ port_cap->dmfs_optimized_state = (field >> 5) & 1;
	+ MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET);
	+ port_cap->ib_mtu = field & 0xf;
	+ MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET);
	+ port_cap->max_port_width = field & 0xf;
	+ MLX4_GET(field, outbox, QUERY_PORT_MAX_GID_PKEY_OFFSET);
	+ port_cap->max_gids = 1 << (field >> 4);
	+ port_cap->max_pkeys = 1 << (field & 0xf);
	+ MLX4_GET(field, outbox, QUERY_PORT_MAX_VL_OFFSET);
	+ port_cap->max_vl = field & 0xf;
	+ MLX4_GET(field, outbox, QUERY_PORT_MAX_MACVLAN_OFFSET);
	+ port_cap->log_max_macs = field & 0xf;
	+ port_cap->log_max_vlans = field >> 4;
	+ MLX4_GET(port_cap->eth_mtu, outbox, QUERY_PORT_ETH_MTU_OFFSET);
	+ MLX4_GET(port_cap->def_mac, outbox, QUERY_PORT_MAC_OFFSET);
	+ MLX4_GET(field32, outbox, QUERY_PORT_TRANS_VENDOR_OFFSET);
	+ port_cap->trans_type = field32 >> 24;
	+ port_cap->vendor_oui = field32 & 0xffffff;
	+ MLX4_GET(port_cap->wavelength, outbox, QUERY_PORT_WAVELENGTH_OFFSET);
	+ MLX4_GET(port_cap->trans_code, outbox, QUERY_PORT_TRANS_CODE_OFFSET);
	+ }

	out:
	mlx4_free_cmd_mailbox(dev, mailbox);
	return err;
	}

	+#define DEV_CAP_EXT_2_FLAG_PFC_COUNTERS (1 << 28)
	+#define DEV_CAP_EXT_2_FLAG_VLAN_CONTROL (1 << 26)
	+#define DEV_CAP_EXT_2_FLAG_80_VFS (1 << 21)
	+#define DEV_CAP_EXT_2_FLAG_FSM (1 << 20)
	+
	+static void slave_disable_roce_caps(void *buf, bool dis_roce_1,
	+ bool dis_roce_1_5, bool dis_roce_2,
	+ bool dis_roce_1_plus_2)
	+{
	+ u32 flags;
	+
	+ if (dis_roce_1) {
	+ MLX4_GET(flags, buf, QUERY_DEV_CAP_FLAGS_OFFSET);
	+ flags &= ~(1UL << 30);
	+ MLX4_PUT(buf, flags, QUERY_DEV_CAP_FLAGS_OFFSET);
	+ }
	+ if (dis_roce_1_5) {
	+ MLX4_GET(flags, buf, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);
	+ flags &= ~(1UL << 31);
	+ MLX4_PUT(buf, flags, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);
	+ }
	+ if (dis_roce_2) {
	+ MLX4_GET(flags, buf, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET);
	+ flags &= ~(1UL << 24);
	+ MLX4_PUT(buf, flags, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET);
	+ }
	+ if (dis_roce_1_plus_2) {
	+ MLX4_GET(flags, buf, QUERY_DEV_CAP_BMME_FLAGS_OFFSET);
	+ flags &= ~(MLX4_FLAG_ROCE_V1_V2);
	+ MLX4_PUT(buf, flags, QUERY_DEV_CAP_BMME_FLAGS_OFFSET);
	+ }
	+}
	+
	int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	@@ -877,22 +1222,77 @@
	u64 flags;
	int err = 0;
	u8 field;
	+ u32 bmme_flags, field32;
	+ int real_port;
	+ int slave_port;
	+ int first_port;
	+ struct mlx4_active_ports actv_ports;

	err = mlx4_cmd_box(dev, 0, outbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP,
	MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
	if (err)
	return err;

	- /* add port mng change event capability unconditionally to slaves */
	+ /* add port mng change event capability and disable mw type 1
	+ * unconditionally to slaves
	+ */
	MLX4_GET(flags, outbox->buf, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);
	flags \|= MLX4_DEV_CAP_FLAG_PORT_MNG_CHG_EV;
	+ flags &= ~MLX4_DEV_CAP_FLAG_MEM_WINDOW;
	+ actv_ports = mlx4_get_active_ports(dev, slave);
	+ first_port = find_first_bit(actv_ports.ports, dev->caps.num_ports);
	+ for (slave_port = 0, real_port = first_port;
	+ real_port < first_port +
	+ bitmap_weight(actv_ports.ports, dev->caps.num_ports);
	+ ++real_port, ++slave_port) {
	+ if (flags & (MLX4_DEV_CAP_FLAG_WOL_PORT1 << real_port))
	+ flags \|= MLX4_DEV_CAP_FLAG_WOL_PORT1 << slave_port;
	+ else
	+ flags &= ~(MLX4_DEV_CAP_FLAG_WOL_PORT1 << slave_port);
	+ }
	+ for (; slave_port < dev->caps.num_ports; ++slave_port)
	+ flags &= ~(MLX4_DEV_CAP_FLAG_WOL_PORT1 << slave_port);
	+
	+ /* Not exposing RSS IP fragments to guests */
	+ flags &= ~MLX4_DEV_CAP_FLAG_RSS_IP_FRAG;
	MLX4_PUT(outbox->buf, flags, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);

	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_VL_PORT_OFFSET);
	+ field &= ~0x0F;
	+ field \|= bitmap_weight(actv_ports.ports, dev->caps.num_ports) & 0x0F;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_VL_PORT_OFFSET);
	+
	+ /* For guests, disable timestamp */
	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET);
	+ field &= 0x7f;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET);
	+
	+ /* For guests, disable vxlan tunneling and QoS support */
	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_VXLAN);
	+ field &= 0xd7;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_VXLAN);
	+
	+ /* For guests report additional-mac query not available */
	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_ADD_MAC);
	+ field &= 0xfb;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_ADD_MAC);
	+
	+ /* For guests, disable port BEACON */
	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_PORT_BEACON_OFFSET);
	+ field &= 0x7f;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_PORT_BEACON_OFFSET);
	+
	/* For guests, report Blueflame disabled */
	MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_BF_OFFSET);
	field &= 0x7f;
	MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_BF_OFFSET);

	+ /* For guests, disable mw type 2 and port remap*/
	+ MLX4_GET(bmme_flags, outbox->buf, QUERY_DEV_CAP_BMME_FLAGS_OFFSET);
	+ bmme_flags &= ~MLX4_BMME_FLAG_TYPE_2_WIN;
	+ bmme_flags &= ~MLX4_FLAG_PORT_REMAP;
	+ MLX4_PUT(outbox->buf, bmme_flags, QUERY_DEV_CAP_BMME_FLAGS_OFFSET);
	+
	/* turn off device-managed steering capability if not enabled */
	if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) {
	MLX4_GET(field, outbox->buf,
	@@ -901,6 +1301,48 @@
	MLX4_PUT(outbox->buf, field,
	QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET);
	}
	+
	+ /* turn off ipoib managed steering and sip check ignore for guests */
	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET);
	+ field &= ~0x81;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET);
	+
	+ /* turn off QoS per VF support for guests */
	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE);
	+ field &= 0xef;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE);
	+
	+ /* turn off host side virt features (VST, FSM, etc) for guests */
	+ MLX4_GET(field32, outbox->buf, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET);
	+ field32 &= ~(DEV_CAP_EXT_2_FLAG_VLAN_CONTROL \| DEV_CAP_EXT_2_FLAG_80_VFS \|
	+ DEV_CAP_EXT_2_FLAG_FSM \| DEV_CAP_EXT_2_FLAG_PFC_COUNTERS);
	+ MLX4_PUT(outbox->buf, field32, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET);
	+
	+ /* turn off ignore FCS feature for guests */
	+ MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_CONFIG_DEV_OFFSET);
	+ field &= 0xfb;
	+ MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CONFIG_DEV_OFFSET);
	+
	+ if (slave) {
	+ switch (dev->caps.roce_mode) {
	+ case MLX4_ROCE_MODE_1:
	+ slave_disable_roce_caps(outbox->buf, false, true, true, true);
	+ break;
	+ case MLX4_ROCE_MODE_1_5:
	+ slave_disable_roce_caps(outbox->buf, true, false, true, true);
	+ break;
	+ case MLX4_ROCE_MODE_2:
	+ case MLX4_ROCE_MODE_1_5_PLUS_2:
	+ slave_disable_roce_caps(outbox->buf, true, false, false, true);
	+ break;
	+ case MLX4_ROCE_MODE_1_PLUS_2:
	+ slave_disable_roce_caps(outbox->buf, false, true, false, false);
	+ break;
	+ default:
	+ break;
	+ }
	+ }
	+
	return 0;
	}

	@@ -916,18 +1358,30 @@
	u16 short_field;
	int err;
	int admin_link_state;
	+ int port = mlx4_slave_convert_port(dev, slave,
	+ vhcr->in_modifier & 0xFF);

	#define MLX4_VF_PORT_NO_LINK_SENSE_MASK 0xE0
	#define MLX4_PORT_LINK_UP_MASK 0x80
	#define QUERY_PORT_CUR_MAX_PKEY_OFFSET 0x0c
	#define QUERY_PORT_CUR_MAX_GID_OFFSET 0x0e

	+ if (port < 0)
	+ return -EINVAL;
	+
	+ /* Protect against untrusted guests: enforce that this is the
	+ * QUERY_PORT general query.
	+ */
	+ if (vhcr->op_modifier \|\| vhcr->in_modifier & ~0xFF)
	+ return -EINVAL;
	+
	+ vhcr->in_modifier = port;
	+
	err = mlx4_cmd_box(dev, 0, outbox->dma, vhcr->in_modifier, 0,
	MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B,
	MLX4_CMD_NATIVE);

	if (!err && dev->caps.function != slave) {
	- /* set slave default_mac address to be zero MAC */
	def_mac = priv->mfunc.master.vf_oper[slave].vport[vhcr->in_modifier].state.mac;
	MLX4_PUT(outbox->buf, def_mac, QUERY_PORT_MAC_OFFSET);

	@@ -941,16 +1395,16 @@
	port_type \|= (dev->caps.port_type[vhcr->in_modifier] & 0x3);

	admin_link_state = priv->mfunc.master.vf_oper[slave].vport[vhcr->in_modifier].state.link_state;
	- if (IFLA_VF_LINK_STATE_ENABLE == admin_link_state)
	+ if (0 /* IFLA_VF_LINK_STATE_ENABLE == admin_link_state */)
	port_type \|= MLX4_PORT_LINK_UP_MASK;
	- else if (IFLA_VF_LINK_STATE_DISABLE == admin_link_state)
	+ else if (1 /* IFLA_VF_LINK_STATE_DISABLE == admin_link_state */)
	port_type &= ~MLX4_PORT_LINK_UP_MASK;

	MLX4_PUT(outbox->buf, port_type,
	QUERY_PORT_SUPPORTED_TYPE_OFFSET);

	if (dev->caps.port_type[vhcr->in_modifier] == MLX4_PORT_TYPE_ETH)
	- short_field = mlx4_get_slave_num_gids(dev, slave);
	+ short_field = mlx4_get_slave_num_gids(dev, slave, port);
	else
	short_field = 1; /* slave max gids */
	MLX4_PUT(outbox->buf, short_field,
	@@ -1010,7 +1464,6 @@
	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);
	- memset(mailbox->buf, 0, MLX4_MAILBOX_SIZE);
	pages = mailbox->buf;

	for (mlx4_icm_first(icm, &iter);
	@@ -1023,10 +1476,10 @@
	*/
	lg = ffs(mlx4_icm_addr(&iter) \| mlx4_icm_size(&iter)) - 1;
	if (lg < MLX4_ICM_PAGE_SHIFT) {
	- mlx4_warn(dev, "Got FW area not aligned to %d (%llx/%lx).\n",
	- MLX4_ICM_PAGE_SIZE,
	- (unsigned long long) mlx4_icm_addr(&iter),
	- mlx4_icm_size(&iter));
	+ mlx4_warn(dev, "Got FW area not aligned to %d (%llx/%lx)\n",
	+ MLX4_ICM_PAGE_SIZE,
	+ (unsigned long long) mlx4_icm_addr(&iter),
	+ mlx4_icm_size(&iter));
	err = -EINVAL;
	goto out;
	}
	@@ -1062,14 +1515,14 @@

	switch (op) {
	case MLX4_CMD_MAP_FA:
	- mlx4_dbg(dev, "Mapped %d chunks/%d KB for FW.\n", tc, ts);
	+ mlx4_dbg(dev, "Mapped %d chunks/%d KB for FW\n", tc, ts);
	break;
	case MLX4_CMD_MAP_ICM_AUX:
	- mlx4_dbg(dev, "Mapped %d chunks/%d KB for ICM aux.\n", tc, ts);
	+ mlx4_dbg(dev, "Mapped %d chunks/%d KB for ICM aux\n", tc, ts);
	break;
	case MLX4_CMD_MAP_ICM:
	- mlx4_dbg(dev, "Mapped %d chunks/%d KB at %llx for ICM.\n",
	- tc, ts, (unsigned long long) virt - (ts << 10));
	+ mlx4_dbg(dev, "Mapped %d chunks/%d KB at %llx for ICM\n",
	+ tc, ts, (unsigned long long) virt - (ts << 10));
	break;
	}

	@@ -1155,14 +1608,13 @@
	MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET);
	if (cmd_if_rev < MLX4_COMMAND_INTERFACE_MIN_REV \|\|
	cmd_if_rev > MLX4_COMMAND_INTERFACE_MAX_REV) {
	- mlx4_err(dev, "Installed FW has unsupported "
	- "command interface revision %d.\n",
	+ mlx4_err(dev, "Installed FW has unsupported command interface revision %d\n",
	cmd_if_rev);
	mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n",
	(int) (dev->caps.fw_ver >> 32),
	(int) (dev->caps.fw_ver >> 16) & 0xffff,
	(int) dev->caps.fw_ver & 0xffff);
	- mlx4_err(dev, "This driver version supports only revisions %d to %d.\n",
	+ mlx4_err(dev, "This driver version supports only revisions %d to %d\n",
	MLX4_COMMAND_INTERFACE_MIN_REV, MLX4_COMMAND_INTERFACE_MAX_REV);
	err = -ENODEV;
	goto out;
	@@ -1204,7 +1656,7 @@
	MLX4_GET(fw->clock_bar, outbox, QUERY_FW_CLOCK_BAR);
	fw->clock_bar = (fw->clock_bar >> 6) * 2;
	mlx4_dbg(dev, "Internal clock bar:%d offset:0x%llx\n",
	- fw->comm_bar, (unsigned long long)fw->comm_base);
	+ fw->clock_bar, (unsigned long long)fw->clock_offset);

	/*
	* Round up number of system pages needed in case
	@@ -1246,7 +1698,7 @@
	return 0;
	}

	-static void get_board_id(void vsd, char board_id, char *vsdstr)
	+static void get_board_id(void vsd, char board_id)
	{
	int i;

	@@ -1254,16 +1706,9 @@
	#define VSD_OFFSET_SIG2 0xde
	#define VSD_OFFSET_MLX_BOARD_ID 0xd0
	#define VSD_OFFSET_TS_BOARD_ID 0x20
	-#define VSD_LEN 0xd0

	#define VSD_SIGNATURE_TOPSPIN 0x5ad

	- memset(vsdstr, 0, MLX4_VSD_LEN);
	-
	- for (i = 0; i < VSD_LEN / 4; i++)
	- ((u32 *)vsdstr)[i] =
	- swab32((u32 )(vsd + i * 4));
	-
	memset(board_id, 0, MLX4_BOARD_ID_LEN);

	if (be16_to_cpup(vsd + VSD_OFFSET_SIG1) == VSD_SIGNATURE_TOPSPIN &&
	@@ -1290,7 +1735,6 @@
	#define QUERY_ADAPTER_OUT_SIZE 0x100
	#define QUERY_ADAPTER_INTA_PIN_OFFSET 0x10
	#define QUERY_ADAPTER_VSD_OFFSET 0x20
	-#define QUERY_ADAPTER_VSD_VENDOR_ID_OFFSET 0x1e

	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	@@ -1304,11 +1748,8 @@

	MLX4_GET(adapter->inta_pin, outbox, QUERY_ADAPTER_INTA_PIN_OFFSET);

	- adapter->vsd_vendor_id = be16_to_cpup((u16 *)outbox +
	- QUERY_ADAPTER_VSD_VENDOR_ID_OFFSET / 2);
	-
	get_board_id(outbox + QUERY_ADAPTER_VSD_OFFSET / 4,
	- adapter->board_id, adapter->vsd);
	+ adapter->board_id);

	out:
	mlx4_free_cmd_mailbox(dev, mailbox);
	@@ -1319,13 +1760,20 @@
	{
	struct mlx4_cmd_mailbox *mailbox;
	__be32 *inbox;
	- u32 mw_enable;
	int err;
	+ static const u8 a0_dmfs_hw_steering[] = {
	+ [MLX4_STEERING_DMFS_A0_DEFAULT] = 0,
	+ [MLX4_STEERING_DMFS_A0_DYNAMIC] = 1,
	+ [MLX4_STEERING_DMFS_A0_STATIC] = 2,
	+ [MLX4_STEERING_DMFS_A0_DISABLE] = 3
	+ };
	+ u8 field_ipoib, field_eth;

	#define INIT_HCA_IN_SIZE 0x200
	#define INIT_HCA_DRV_NAME_FOR_FW_MAX_SIZE 64
	#define INIT_HCA_VERSION_OFFSET 0x000
	#define INIT_HCA_VERSION 2
	+#define INIT_HCA_VXLAN_OFFSET 0x0c
	#define INIT_HCA_CACHELINE_SZ_OFFSET 0x0e
	#define INIT_HCA_FLAGS_OFFSET 0x014
	#define INIT_HCA_RECOVERABLE_ERROR_EVENT_OFFSET 0x018
	@@ -1337,10 +1785,12 @@
	#define INIT_HCA_CQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x30)
	#define INIT_HCA_LOG_CQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x37)
	#define INIT_HCA_EQE_CQE_OFFSETS (INIT_HCA_QPC_OFFSET + 0x38)
	+#define INIT_HCA_EQE_CQE_STRIDE_OFFSET (INIT_HCA_QPC_OFFSET + 0x3b)
	#define INIT_HCA_ALTC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x40)
	#define INIT_HCA_AUXC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x50)
	#define INIT_HCA_EQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x60)
	#define INIT_HCA_LOG_EQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x67)
	+#define INIT_HCA_NUM_SYS_EQS_OFFSET (INIT_HCA_QPC_OFFSET + 0x6a)
	#define INIT_HCA_RDMARC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x70)
	#define INIT_HCA_LOG_RD_OFFSET (INIT_HCA_QPC_OFFSET + 0x77)
	#define INIT_HCA_MCAST_OFFSET 0x0c0
	@@ -1354,6 +1804,7 @@
	#define INIT_HCA_FS_PARAM_OFFSET 0x1d0
	#define INIT_HCA_FS_BASE_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x00)
	#define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x12)
	+#define INIT_HCA_FS_A0_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x18)
	#define INIT_HCA_FS_LOG_TABLE_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x1b)
	#define INIT_HCA_FS_ETH_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x21)
	#define INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x22)
	@@ -1362,21 +1813,21 @@
	#define INIT_HCA_TPT_OFFSET 0x0f0
	#define INIT_HCA_DMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x00)
	#define INIT_HCA_TPT_MW_OFFSET (INIT_HCA_TPT_OFFSET + 0x08)
	-#define INIT_HCA_TPT_MW_ENABLE (1 << 31)
	#define INIT_HCA_LOG_MPT_SZ_OFFSET (INIT_HCA_TPT_OFFSET + 0x0b)
	#define INIT_HCA_MTT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x10)
	#define INIT_HCA_CMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x18)
	#define INIT_HCA_UAR_OFFSET 0x120
	#define INIT_HCA_LOG_UAR_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0a)
	#define INIT_HCA_UAR_PAGE_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0b)
	+#define MLX4_FS_UDP_UC_EN (1 << 1)
	+#define MLX4_FS_TCP_UC_EN (1 << 2)
	+#define MLX4_FS_IP_SIP_DISABLE (1 << 3)

	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);
	inbox = mailbox->buf;

	- memset(inbox, 0, INIT_HCA_IN_SIZE);
	-
	((u8 ) mailbox->buf + INIT_HCA_VERSION_OFFSET) = INIT_HCA_VERSION;

	((u8 ) mailbox->buf + INIT_HCA_CACHELINE_SZ_OFFSET) =
	@@ -1392,12 +1843,23 @@
	/* Check port for UD address vector: */
	*(inbox + INIT_HCA_FLAGS_OFFSET / 4) \|= cpu_to_be32(1);

	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ /* Set wqe_format to be 1 */
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_WQE_FORMAT) {
	+ *(inbox + INIT_HCA_FLAGS_OFFSET / 4) \|= cpu_to_be32(1 << 8);
	+ dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_WQE_FORMAT;
	+ } else {
	+ mlx4_err(dev, "INIT_HCA failed: WQE_FORMAT 1 not supported by FW\n");
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return -ENOSYS;
	+ }
	+#endif
	/* Enable IPoIB checksumming if we can: */
	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IPOIB_CSUM)
	*(inbox + INIT_HCA_FLAGS_OFFSET / 4) \|= cpu_to_be32(1 << 3);

	/* Enable QoS support if module parameter set */
	- if (enable_qos)
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETS_CFG && enable_qos)
	*(inbox + INIT_HCA_FLAGS_OFFSET / 4) \|= cpu_to_be32(1 << 2);

	/* Enable fast drop performance optimization */
	@@ -1408,7 +1870,11 @@
	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS)
	*(inbox + INIT_HCA_FLAGS_OFFSET / 4) \|= cpu_to_be32(1 << 4);

	- /* CX3 is capable of extending CQEs\EQEs from 32 to 64 bytes */
	+ /* Enable RSS spread to fragmented IP packets when supported */
	+ if (dev->caps.flags & MLX4_DEV_CAP_FLAG_RSS_IP_FRAG)
	+ *(inbox + INIT_HCA_FLAGS_OFFSET / 4) \|= cpu_to_be32(1 << 13);
	+
	+ /* CX3 is capable of extending CQEs/EQEs from 32 to 64 bytes */
	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_64B_EQE) {
	*(inbox + INIT_HCA_EQE_CQE_OFFSETS / 4) \|= cpu_to_be32(1 << 29);
	dev->caps.eqe_size = 64;
	@@ -1421,11 +1887,28 @@
	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_64B_CQE) {
	*(inbox + INIT_HCA_EQE_CQE_OFFSETS / 4) \|= cpu_to_be32(1 << 30);
	dev->caps.cqe_size = 64;
	- dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_64B_CQE;
	+ dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_LARGE_CQE;
	} else {
	dev->caps.cqe_size = 32;
	}

	+#if 0
	+ /* XXX not currently supported by the FreeBSD's mlxen */
	+ /* CX3 is capable of extending CQEs\EQEs to strides larger than 64B */
	+ if ((dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_EQE_STRIDE) &&
	+ (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_CQE_STRIDE)) {
	+ dev->caps.eqe_size = cache_line_size();
	+ dev->caps.cqe_size = cache_line_size();
	+ dev->caps.eqe_factor = 0;
	+ MLX4_PUT(inbox, (u8)((ilog2(dev->caps.eqe_size) - 5) << 4 \|
	+ (ilog2(dev->caps.eqe_size) - 5)),
	+ INIT_HCA_EQE_CQE_STRIDE_OFFSET);
	+
	+ /* User still need to know to support CQE > 32B */
	+ dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_LARGE_CQE;
	+ }
	+#endif
	+
	if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT)
	*(inbox + INIT_HCA_RECOVERABLE_ERROR_EVENT_OFFSET / 4) \|= cpu_to_be32(1 << 31);

	@@ -1437,6 +1920,15 @@
	(u8 *)mailbox->buf + INIT_HCA_DRIVER_VERSION_OFFSET);
	}

	+ if (ingress_parser_mode == MLX4_INGRESS_PARSER_MODE_NON_L4_CSUM_OFFLOAD) {
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_MODIFY_PARSER) {
	+ *(inbox + INIT_HCA_RECOVERABLE_ERROR_EVENT_OFFSET / 4) \|= cpu_to_be32(1 << 26);
	+ *(inbox + INIT_HCA_RECOVERABLE_ERROR_EVENT_OFFSET / 4) \|= cpu_to_be32(1 << 28);
	+ } else {
	+ mlx4_warn(dev, "Device does not support change of ingress parser\n");
	+ }
	+ }
	+
	/* QPC/EEC/CQC/EQC/RDMARC attributes */

	MLX4_PUT(inbox, param->qpc_base, INIT_HCA_QPC_BASE_OFFSET);
	@@ -1449,6 +1941,7 @@
	MLX4_PUT(inbox, param->auxc_base, INIT_HCA_AUXC_BASE_OFFSET);
	MLX4_PUT(inbox, param->eqc_base, INIT_HCA_EQC_BASE_OFFSET);
	MLX4_PUT(inbox, param->log_num_eqs, INIT_HCA_LOG_EQ_OFFSET);
	+ MLX4_PUT(inbox, param->num_sys_eqs, INIT_HCA_NUM_SYS_EQS_OFFSET);
	MLX4_PUT(inbox, param->rdmarc_base, INIT_HCA_RDMARC_BASE_OFFSET);
	MLX4_PUT(inbox, param->log_rd_per_qp, INIT_HCA_LOG_RD_OFFSET);

	@@ -1464,20 +1957,38 @@
	INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET);
	MLX4_PUT(inbox, param->log_mc_table_sz,
	INIT_HCA_FS_LOG_TABLE_SZ_OFFSET);
	+ field_ipoib = MLX4_FS_UDP_UC_EN \| MLX4_FS_TCP_UC_EN;
	+ field_eth = field_ipoib;
	+ if (dev->caps.steering_attr & MLX4_STEERING_ATTR_ETH_IGNORE_SIP)
	+ field_eth \|= MLX4_FS_IP_SIP_DISABLE;
	+ if (dev->caps.steering_attr & MLX4_STEERING_ATTR_IB_IGNORE_SIP)
	+ field_ipoib \|= MLX4_FS_IP_SIP_DISABLE;
	/* Enable Ethernet flow steering
	- * with udp unicast and tcp unicast
	+ * with udp unicast, tcp unicast and disable sip check
	*/
	- MLX4_PUT(inbox, (u8) (MLX4_FS_UDP_UC_EN \| MLX4_FS_TCP_UC_EN),
	- INIT_HCA_FS_ETH_BITS_OFFSET);
	- MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR,
	- INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET);
	+ if (dev->caps.steering_attr & MLX4_STEERING_ATTR_DMFS_EN) {
	+ if (dev->caps.dmfs_high_steer_mode !=
	+ MLX4_STEERING_DMFS_A0_STATIC)
	+ MLX4_PUT(inbox, field_eth, INIT_HCA_FS_ETH_BITS_OFFSET);
	+
	+ MLX4_PUT(inbox, (u16)MLX4_FS_NUM_OF_L2_ADDR,
	+ INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET);
	+ }
	/* Enable IPoIB flow steering
	- * with udp unicast and tcp unicast
	+ * with udp unicast, tcp unicast and disable sip check
	*/
	- MLX4_PUT(inbox, (u8) (MLX4_FS_UDP_UC_EN \| MLX4_FS_TCP_UC_EN),
	- INIT_HCA_FS_IB_BITS_OFFSET);
	- MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR,
	- INIT_HCA_FS_IB_NUM_ADDRS_OFFSET);
	+ if (dev->caps.steering_attr & MLX4_STEERING_ATTR_DMFS_IPOIB) {
	+ MLX4_PUT(inbox, field_ipoib, INIT_HCA_FS_IB_BITS_OFFSET);
	+ MLX4_PUT(inbox, (u16)MLX4_FS_NUM_OF_L2_ADDR,
	+ INIT_HCA_FS_IB_NUM_ADDRS_OFFSET);
	+ }
	+
	+ if (dev->caps.dmfs_high_steer_mode !=
	+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
	+ MLX4_PUT(inbox,
	+ ((u8)(a0_dmfs_hw_steering[dev->caps.dmfs_high_steer_mode]
	+ << 6)),
	+ INIT_HCA_FS_A0_OFFSET);
	} else {
	MLX4_PUT(inbox, param->mc_base, INIT_HCA_MC_BASE_OFFSET);
	MLX4_PUT(inbox, param->log_mc_entry_sz,
	@@ -1494,8 +2005,7 @@
	/* TPT attributes */

	MLX4_PUT(inbox, param->dmpt_base, INIT_HCA_DMPT_BASE_OFFSET);
	- mw_enable = param->mw_enable ? INIT_HCA_TPT_MW_ENABLE : 0;
	- MLX4_PUT(inbox, mw_enable, INIT_HCA_TPT_MW_OFFSET);
	+ MLX4_PUT(inbox, param->mw_enabled, INIT_HCA_TPT_MW_OFFSET);
	MLX4_PUT(inbox, param->log_mpt_sz, INIT_HCA_LOG_MPT_SZ_OFFSET);
	MLX4_PUT(inbox, param->mtt_base, INIT_HCA_MTT_BASE_OFFSET);
	MLX4_PUT(inbox, param->cmpt_base, INIT_HCA_CMPT_BASE_OFFSET);
	@@ -1505,8 +2015,14 @@
	MLX4_PUT(inbox, param->uar_page_sz, INIT_HCA_UAR_PAGE_SZ_OFFSET);
	MLX4_PUT(inbox, param->log_uar_sz, INIT_HCA_LOG_UAR_SZ_OFFSET);

	- err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_INIT_HCA, 10000,
	- MLX4_CMD_NATIVE);
	+ /* set parser VXLAN attributes */
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS) {
	+ u8 parser_params = 0;
	+ MLX4_PUT(inbox, parser_params, INIT_HCA_VXLAN_OFFSET);
	+ }
	+
	+ err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_INIT_HCA,
	+ MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);

	if (err)
	mlx4_err(dev, "INIT_HCA returns %d\n", err);
	@@ -1521,9 +2037,14 @@
	struct mlx4_cmd_mailbox *mailbox;
	__be32 *outbox;
	u32 dword_field;
	- u32 mw_enable;
	int err;
	u8 byte_field;
	+ static const u8 a0_dmfs_query_hw_steering[] = {
	+ [0] = MLX4_STEERING_DMFS_A0_DEFAULT,
	+ [1] = MLX4_STEERING_DMFS_A0_DYNAMIC,
	+ [2] = MLX4_STEERING_DMFS_A0_STATIC,
	+ [3] = MLX4_STEERING_DMFS_A0_DISABLE
	+ };

	#define QUERY_HCA_GLOBAL_CAPS_OFFSET 0x04
	#define QUERY_HCA_CORE_CLOCK_OFFSET 0x0c
	@@ -1555,6 +2076,7 @@
	MLX4_GET(param->auxc_base, outbox, INIT_HCA_AUXC_BASE_OFFSET);
	MLX4_GET(param->eqc_base, outbox, INIT_HCA_EQC_BASE_OFFSET);
	MLX4_GET(param->log_num_eqs, outbox, INIT_HCA_LOG_EQ_OFFSET);
	+ MLX4_GET(param->num_sys_eqs, outbox, INIT_HCA_NUM_SYS_EQS_OFFSET);
	MLX4_GET(param->rdmarc_base, outbox, INIT_HCA_RDMARC_BASE_OFFSET);
	MLX4_GET(param->log_rd_per_qp, outbox, INIT_HCA_LOG_RD_OFFSET);

	@@ -1568,6 +2090,10 @@
	else
	param->steering_mode = MLX4_STEERING_MODE_A0;
	}
	+
	+ if (dword_field & (1 << 13))
	+ param->rss_ip_frags = 1;
	+
	/* steering attributes */
	if (param->steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) {
	MLX4_GET(param->mc_base, outbox, INIT_HCA_FS_BASE_OFFSET);
	@@ -1575,6 +2101,21 @@
	INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET);
	MLX4_GET(param->log_mc_table_sz, outbox,
	INIT_HCA_FS_LOG_TABLE_SZ_OFFSET);
	+ MLX4_GET(byte_field, outbox,
	+ INIT_HCA_FS_A0_OFFSET);
	+ param->dmfs_high_steer_mode =
	+ a0_dmfs_query_hw_steering[(byte_field >> 6) & 3];
	+
	+ param->steering_attr = MLX4_STEERING_ATTR_DMFS_EN;
	+
	+ MLX4_GET(byte_field, outbox, INIT_HCA_FS_ETH_BITS_OFFSET);
	+ if (byte_field & MLX4_FS_IP_SIP_DISABLE)
	+ param->steering_attr \|= MLX4_STEERING_ATTR_ETH_IGNORE_SIP;
	+ MLX4_GET(byte_field, outbox, INIT_HCA_FS_IB_BITS_OFFSET);
	+ if (byte_field & MLX4_FS_UDP_UC_EN && byte_field & MLX4_FS_TCP_UC_EN)
	+ param->steering_attr \|= MLX4_STEERING_ATTR_DMFS_IPOIB;
	+ if (byte_field & MLX4_FS_IP_SIP_DISABLE)
	+ param->steering_attr \|= MLX4_STEERING_ATTR_IB_IGNORE_SIP;
	} else {
	MLX4_GET(param->mc_base, outbox, INIT_HCA_MC_BASE_OFFSET);
	MLX4_GET(param->log_mc_entry_sz, outbox,
	@@ -1585,19 +2126,28 @@
	INIT_HCA_LOG_MC_TABLE_SZ_OFFSET);
	}

	- /* CX3 is capable of extending CQEs\EQEs from 32 to 64 bytes */
	+ /* CX3 is capable of extending CQEs/EQEs from 32 to 64 bytes */
	MLX4_GET(byte_field, outbox, INIT_HCA_EQE_CQE_OFFSETS);
	if (byte_field & 0x20) /* 64-bytes eqe enabled */
	param->dev_cap_enabled \|= MLX4_DEV_CAP_64B_EQE_ENABLED;
	if (byte_field & 0x40) /* 64-bytes cqe enabled */
	param->dev_cap_enabled \|= MLX4_DEV_CAP_64B_CQE_ENABLED;

	+ /* CX3 is capable of extending CQEs\EQEs to strides larger than 64B */
	+ MLX4_GET(byte_field, outbox, INIT_HCA_EQE_CQE_STRIDE_OFFSET);
	+ if (byte_field) {
	+ param->dev_cap_enabled \|= MLX4_DEV_CAP_EQE_STRIDE_ENABLED;
	+ param->dev_cap_enabled \|= MLX4_DEV_CAP_CQE_STRIDE_ENABLED;
	+ param->cqe_size = 1 << ((byte_field &
	+ MLX4_CQE_SIZE_MASK_STRIDE) + 5);
	+ param->eqe_size = 1 << (((byte_field &
	+ MLX4_EQE_SIZE_MASK_STRIDE) >> 4) + 5);
	+ }
	+
	/* TPT attributes */

	MLX4_GET(param->dmpt_base, outbox, INIT_HCA_DMPT_BASE_OFFSET);
	- MLX4_GET(mw_enable, outbox, INIT_HCA_TPT_MW_OFFSET);
	- param->mw_enable = (mw_enable & INIT_HCA_TPT_MW_ENABLE) ==
	- INIT_HCA_TPT_MW_ENABLE;
	+ MLX4_GET(param->mw_enabled, outbox, INIT_HCA_TPT_MW_OFFSET);
	MLX4_GET(param->log_mpt_sz, outbox, INIT_HCA_LOG_MPT_SZ_OFFSET);
	MLX4_GET(param->mtt_base, outbox, INIT_HCA_MTT_BASE_OFFSET);
	MLX4_GET(param->cmpt_base, outbox, INIT_HCA_CMPT_BASE_OFFSET);
	@@ -1607,6 +2157,40 @@
	MLX4_GET(param->uar_page_sz, outbox, INIT_HCA_UAR_PAGE_SZ_OFFSET);
	MLX4_GET(param->log_uar_sz, outbox, INIT_HCA_LOG_UAR_SZ_OFFSET);

	+ /* phv_check enable */
	+ MLX4_GET(byte_field, outbox, INIT_HCA_CACHELINE_SZ_OFFSET);
	+ if (byte_field & 0x2)
	+ param->phv_check_en = 1;
	+out:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+
	+ return err;
	+}
	+
	+static int mlx4_hca_core_clock_update(struct mlx4_dev *dev)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ __be32 *outbox;
	+ int err;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox)) {
	+ mlx4_warn(dev, "hca_core_clock mailbox allocation failed\n");
	+ return PTR_ERR(mailbox);
	+ }
	+ outbox = mailbox->buf;
	+
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0,
	+ MLX4_CMD_QUERY_HCA,
	+ MLX4_CMD_TIME_CLASS_B,
	+ !mlx4_is_slave(dev));
	+ if (err) {
	+ mlx4_warn(dev, "hca_core_clock update failed\n");
	+ goto out;
	+ }
	+
	+ MLX4_GET(dev->caps.hca_core_clock, outbox, QUERY_HCA_CORE_CLOCK_OFFSET);
	+
	out:
	mlx4_free_cmd_mailbox(dev, mailbox);

	@@ -1633,9 +2217,12 @@
	struct mlx4_cmd_info *cmd)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- int port = vhcr->in_modifier;
	+ int port = mlx4_slave_convert_port(dev, slave, vhcr->in_modifier);
	int err;

	+ if (port < 0)
	+ return -EINVAL;
	+
	if (priv->mfunc.master.slave_state[slave].init_port_mask & (1 << port))
	return 0;

	@@ -1694,8 +2281,6 @@
	return PTR_ERR(mailbox);
	inbox = mailbox->buf;

	- memset(inbox, 0, INIT_PORT_IN_SIZE);
	-
	flags = 0;
	flags \|= (dev->caps.vl_cap[port] & 0xf) << INIT_PORT_VL_SHIFT;
	flags \|= (dev->caps.port_width_cap[port] & 0xf) << INIT_PORT_PORT_WIDTH_SHIFT;
	@@ -1716,6 +2301,9 @@
	err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT,
	MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);

	+ if (!err)
	+ mlx4_hca_core_clock_update(dev);
	+
	return err;
	}
	EXPORT_SYMBOL_GPL(mlx4_INIT_PORT);
	@@ -1727,9 +2315,12 @@
	struct mlx4_cmd_info *cmd)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- int port = vhcr->in_modifier;
	+ int port = mlx4_slave_convert_port(dev, slave, vhcr->in_modifier);
	int err;

	+ if (port < 0)
	+ return -EINVAL;
	+
	if (!(priv->mfunc.master.slave_state[slave].init_port_mask &
	(1 << port)))
	return 0;
	@@ -1737,7 +2328,7 @@
	if (dev->caps.port_mask[port] != MLX4_PORT_TYPE_IB) {
	if (priv->mfunc.master.init_port_ref[port] == 1) {
	err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT,
	- 1000, MLX4_CMD_NATIVE);
	+ MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
	if (err)
	return err;
	}
	@@ -1748,7 +2339,7 @@
	if (!priv->mfunc.master.qp0_state[port].qp0_active &&
	priv->mfunc.master.qp0_state[port].port_active) {
	err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT,
	- 1000, MLX4_CMD_NATIVE);
	+ MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
	if (err)
	return err;
	priv->mfunc.master.slave_state[slave].init_port_mask &= ~(1 << port);
	@@ -1763,17 +2354,191 @@

	int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port)
	{
	- return mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT, 1000,
	- MLX4_CMD_WRAPPED);
	+ return mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT,
	+ MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
	}
	EXPORT_SYMBOL_GPL(mlx4_CLOSE_PORT);

	int mlx4_CLOSE_HCA(struct mlx4_dev *dev, int panic)
	{
	- return mlx4_cmd(dev, 0, 0, panic, MLX4_CMD_CLOSE_HCA, 1000,
	- MLX4_CMD_NATIVE);
	+ return mlx4_cmd(dev, 0, 0, panic, MLX4_CMD_CLOSE_HCA,
	+ MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);
	+}
	+
	+struct mlx4_config_dev {
	+ __be32 update_flags;
	+ __be32 rsvd1[3];
	+ __be16 vxlan_udp_dport;
	+ __be16 rsvd2;
	+ __be16 roce_v2_entropy;
	+ __be16 roce_v2_udp_dport;
	+ __be32 roce_flags;
	+ __be32 rsvd4[25];
	+ __be16 rsvd5;
	+ u8 rsvd6;
	+ u8 rx_checksum_val;
	+};
	+
	+#define MLX4_VXLAN_UDP_DPORT (1 << 0)
	+#define MLX4_ROCE_V2_UDP_DPORT BIT(3)
	+#define MLX4_DISABLE_RX_PORT BIT(18)
	+
	+static int mlx4_CONFIG_DEV_set(struct mlx4_dev dev, struct mlx4_config_dev config_dev)
	+{
	+ int err;
	+ struct mlx4_cmd_mailbox *mailbox;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ memcpy(mailbox->buf, config_dev, sizeof(*config_dev));
	+
	+ err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_CONFIG_DEV,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+
	+static int mlx4_CONFIG_DEV_get(struct mlx4_dev dev, struct mlx4_config_dev config_dev)
	+{
	+ int err;
	+ struct mlx4_cmd_mailbox *mailbox;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 1, MLX4_CMD_CONFIG_DEV,
	+ MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
	+
	+ if (!err)
	+ memcpy(config_dev, mailbox->buf, sizeof(*config_dev));
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+
	+/* Conversion between the HW values and the actual functionality.
	+ * The value represented by the array index,
	+ * and the functionality determined by the flags.
	+ */
	+static const u8 config_dev_csum_flags[] = {
	+ [0] = 0,
	+ [1] = MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP,
	+ [2] = MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP \|
	+ MLX4_RX_CSUM_MODE_L4,
	+ [3] = MLX4_RX_CSUM_MODE_L4 \|
	+ MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP \|
	+ MLX4_RX_CSUM_MODE_MULTI_VLAN,
	+ [4] = MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP \|
	+ MLX4_RX_CSUM_MODE_L4 \|
	+ MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP
	+};
	+
	+int mlx4_config_dev_retrieval(struct mlx4_dev *dev,
	+ struct mlx4_config_dev_params *params)
	+{
	+ struct mlx4_config_dev config_dev = {0};
	+ int err;
	+ u8 csum_mask;
	+
	+#define CONFIG_DEV_RX_CSUM_MODE_MASK 0x7
	+#define CONFIG_DEV_RX_CSUM_MODE_PORT1_BIT_OFFSET 0
	+#define CONFIG_DEV_RX_CSUM_MODE_PORT2_BIT_OFFSET 4
	+
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_CONFIG_DEV))
	+ return -ENOTSUPP;
	+
	+ err = mlx4_CONFIG_DEV_get(dev, &config_dev);
	+ if (err)
	+ return err;
	+
	+ csum_mask = (config_dev.rx_checksum_val >> CONFIG_DEV_RX_CSUM_MODE_PORT1_BIT_OFFSET) &
	+ CONFIG_DEV_RX_CSUM_MODE_MASK;
	+
	+ if (csum_mask >= sizeof(config_dev_csum_flags)/sizeof(config_dev_csum_flags[0]))
	+ return -EINVAL;
	+ params->rx_csum_flags_port_1 = config_dev_csum_flags[csum_mask];
	+
	+ csum_mask = (config_dev.rx_checksum_val >> CONFIG_DEV_RX_CSUM_MODE_PORT2_BIT_OFFSET) &
	+ CONFIG_DEV_RX_CSUM_MODE_MASK;
	+
	+ if (csum_mask >= sizeof(config_dev_csum_flags)/sizeof(config_dev_csum_flags[0]))
	+ return -EINVAL;
	+ params->rx_csum_flags_port_2 = config_dev_csum_flags[csum_mask];
	+
	+ params->vxlan_udp_dport = be16_to_cpu(config_dev.vxlan_udp_dport);
	+
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_config_dev_retrieval);
	+
	+int mlx4_config_vxlan_port(struct mlx4_dev *dev, __be16 udp_port)
	+{
	+ struct mlx4_config_dev config_dev;
	+
	+ memset(&config_dev, 0, sizeof(config_dev));
	+ config_dev.update_flags = cpu_to_be32(MLX4_VXLAN_UDP_DPORT);
	+ config_dev.vxlan_udp_dport = udp_port;
	+
	+ return mlx4_CONFIG_DEV_set(dev, &config_dev);
	+}
	+EXPORT_SYMBOL_GPL(mlx4_config_vxlan_port);
	+
	+#define CONFIG_DISABLE_RX_PORT BIT(15)
	+int mlx4_disable_rx_port_check(struct mlx4_dev *dev, bool dis)
	+{
	+ struct mlx4_config_dev config_dev;
	+
	+ memset(&config_dev, 0, sizeof(config_dev));
	+ config_dev.update_flags = cpu_to_be32(MLX4_DISABLE_RX_PORT);
	+ if (dis)
	+ config_dev.roce_flags =
	+ cpu_to_be32(CONFIG_DISABLE_RX_PORT);
	+
	+ return mlx4_CONFIG_DEV_set(dev, &config_dev);
	+}
	+
	+int mlx4_config_roce_v2_port(struct mlx4_dev *dev, u16 udp_port)
	+{
	+ struct mlx4_config_dev config_dev;
	+
	+ memset(&config_dev, 0, sizeof(config_dev));
	+ config_dev.update_flags = cpu_to_be32(MLX4_ROCE_V2_UDP_DPORT);
	+ config_dev.roce_v2_udp_dport = cpu_to_be16(udp_port);
	+
	+ return mlx4_CONFIG_DEV_set(dev, &config_dev);
	+}
	+EXPORT_SYMBOL_GPL(mlx4_config_roce_v2_port);
	+
	+int mlx4_virt2phy_port_map(struct mlx4_dev *dev, u32 port1, u32 port2)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct {
	+ __be32 v_port1;
	+ __be32 v_port2;
	+ } *v2p;
	+ int err;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return -ENOMEM;
	+
	+ v2p = mailbox->buf;
	+ v2p->v_port1 = cpu_to_be32(port1);
	+ v2p->v_port2 = cpu_to_be32(port2);
	+
	+ err = mlx4_cmd(dev, mailbox->dma, 0,
	+ MLX4_SET_PORT_VIRT2PHY, MLX4_CMD_VIRT_PORT_MAP,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	}

	+
	int mlx4_SET_ICM_SIZE(struct mlx4_dev dev, u64 icm_size, u64 aux_pages)
	{
	int ret = mlx4_cmd_imm(dev, icm_size, aux_pages, 0, 0,
	@@ -1795,7 +2560,45 @@
	int mlx4_NOP(struct mlx4_dev *dev)
	{
	/* Input modifier of 0x1f means "finish as soon as possible." */
	- return mlx4_cmd(dev, 0, 0x1f, 0, MLX4_CMD_NOP, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
	+ return mlx4_cmd(dev, 0, 0x1f, 0, MLX4_CMD_NOP, MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+}
	+
	+int mlx4_get_phys_port_id(struct mlx4_dev *dev)
	+{
	+ u8 port;
	+ u32 *outbox;
	+ struct mlx4_cmd_mailbox *mailbox;
	+ u32 in_mod;
	+ u32 guid_hi, guid_lo;
	+ int err, ret = 0;
	+#define MOD_STAT_CFG_PORT_OFFSET 8
	+#define MOD_STAT_CFG_GUID_H 0X14
	+#define MOD_STAT_CFG_GUID_L 0X1c
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+ outbox = mailbox->buf;
	+
	+ for (port = 1; port <= dev->caps.num_ports; port++) {
	+ in_mod = port << MOD_STAT_CFG_PORT_OFFSET;
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, in_mod, 0x2,
	+ MLX4_CMD_MOD_STAT_CFG, MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+ if (err) {
	+ mlx4_err(dev, "Fail to get port %d uplink guid\n",
	+ port);
	+ ret = err;
	+ } else {
	+ MLX4_GET(guid_hi, outbox, MOD_STAT_CFG_GUID_H);
	+ MLX4_GET(guid_lo, outbox, MOD_STAT_CFG_GUID_L);
	+ dev->caps.phys_port_id[port] = (u64)guid_lo \|
	+ (u64)guid_hi << 32;
	+ }
	+ }
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return ret;
	}

	int mlx4_query_diag_counters(struct mlx4_dev *dev, int array_length,
	@@ -1833,15 +2636,6 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_query_diag_counters);

	-int mlx4_MOD_STAT_CFG_wrapper(struct mlx4_dev *dev, int slave,
	- struct mlx4_vhcr *vhcr,
	- struct mlx4_cmd_mailbox *inbox,
	- struct mlx4_cmd_mailbox *outbox,
	- struct mlx4_cmd_info *cmd)
	-{
	- return -EPERM;
	-}
	-
	#define MLX4_WOL_SETUP_MODE (5 << 28)
	int mlx4_wol_read(struct mlx4_dev dev, u64 config, int port)
	{
	@@ -1869,7 +2663,8 @@

	void mlx4_opreq_action(struct work_struct *work)
	{
	- struct mlx4_priv *priv = container_of(work, struct mlx4_priv, opreq_task);
	+ struct mlx4_priv *priv = container_of(work, struct mlx4_priv,
	+ opreq_task);
	struct mlx4_dev *dev = &priv->dev;
	int num_tasks = atomic_read(&priv->opreq_count);
	struct mlx4_cmd_mailbox *mailbox;
	@@ -1877,7 +2672,6 @@
	u32 *outbox;
	u32 modifier;
	u16 token;
	- u16 type_m;
	u16 type;
	int err;
	u32 num_qps;
	@@ -1903,34 +2697,42 @@
	MLX4_CMD_GET_OP_REQ, MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	if (err) {
	- mlx4_err(dev, "Failed to retrieve required operation: %d\n", err);
	+ mlx4_err(dev, "Failed to retrieve required operation: %d\n",
	+ err);
	return;
	}
	MLX4_GET(modifier, outbox, GET_OP_REQ_MODIFIER_OFFSET);
	MLX4_GET(token, outbox, GET_OP_REQ_TOKEN_OFFSET);
	MLX4_GET(type, outbox, GET_OP_REQ_TYPE_OFFSET);
	- type_m = type >> 12;
	type &= 0xfff;

	switch (type) {
	case ADD_TO_MCG:
	- if (dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) {
	- mlx4_warn(dev, "ADD MCG operation is not supported in "
	- "DEVICE_MANAGED steerign mode\n");
	+ if (dev->caps.steering_mode ==
	+ MLX4_STEERING_MODE_DEVICE_MANAGED) {
	+ mlx4_warn(dev, "ADD MCG operation is not supported in DEVICE_MANAGED steering mode\n");
	err = EPERM;
	break;
	}
	- mgm = (struct mlx4_mgm ) ((u8 ) (outbox) + GET_OP_REQ_DATA_OFFSET);
	- num_qps = be32_to_cpu(mgm->members_count) & MGM_QPN_MASK;
	- rem_mcg = ((u8 *) (&mgm->members_count))[0] & 1;
	- prot = ((u8 *) (&mgm->members_count))[0] >> 6;
	+ mgm = (struct mlx4_mgm )((u8 )(outbox) +
	+ GET_OP_REQ_DATA_OFFSET);
	+ num_qps = be32_to_cpu(mgm->members_count) &
	+ MGM_QPN_MASK;
	+ rem_mcg = ((u8 *)(&mgm->members_count))[0] & 1;
	+ prot = ((u8 *)(&mgm->members_count))[0] >> 6;

	for (i = 0; i < num_qps; i++) {
	qp.qpn = be32_to_cpu(mgm->qp[i]);
	if (rem_mcg)
	- err = mlx4_multicast_detach(dev, &qp, mgm->gid, prot, 0);
	+ err = mlx4_multicast_detach(dev, &qp,
	+ mgm->gid,
	+ prot, 0);
	else
	- err = mlx4_multicast_attach(dev, &qp, mgm->gid, mgm->gid[5] ,0, prot, NULL);
	+ err = mlx4_multicast_attach(dev, &qp,
	+ mgm->gid,
	+ mgm->gid[5]
	+ , 0, prot,
	+ NULL);
	if (err)
	break;
	}
	@@ -1940,11 +2742,13 @@
	err = EINVAL;
	break;
	}
	- err = mlx4_cmd(dev, 0, ((u32) err \| cpu_to_be32(token) << 16), 1,
	- MLX4_CMD_GET_OP_REQ, MLX4_CMD_TIME_CLASS_A,
	+ err = mlx4_cmd(dev, 0, ((u32) err \|
	+ (__force u32)cpu_to_be32(token) << 16),
	+ 1, MLX4_CMD_GET_OP_REQ, MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	if (err) {
	- mlx4_err(dev, "Failed to acknowledge required request: %d\n", err);
	+ mlx4_err(dev, "Failed to acknowledge required request: %d\n",
	+ err);
	goto out;
	}
	memset(outbox, 0, 0xffc);
	@@ -1954,3 +2758,369 @@
	out:
	mlx4_free_cmd_mailbox(dev, mailbox);
	}
	+
	+static int mlx4_check_smp_firewall_active(struct mlx4_dev *dev,
	+ struct mlx4_cmd_mailbox *mailbox)
	+{
	+#define MLX4_CMD_MAD_DEMUX_SET_ATTR_OFFSET 0x10
	+#define MLX4_CMD_MAD_DEMUX_GETRESP_ATTR_OFFSET 0x20
	+#define MLX4_CMD_MAD_DEMUX_TRAP_ATTR_OFFSET 0x40
	+#define MLX4_CMD_MAD_DEMUX_TRAP_REPRESS_ATTR_OFFSET 0x70
	+
	+ u32 set_attr_mask, getresp_attr_mask;
	+ u32 trap_attr_mask, traprepress_attr_mask;
	+
	+ MLX4_GET(set_attr_mask, mailbox->buf,
	+ MLX4_CMD_MAD_DEMUX_SET_ATTR_OFFSET);
	+ mlx4_dbg(dev, "SMP firewall set_attribute_mask = 0x%x\n",
	+ set_attr_mask);
	+
	+ MLX4_GET(getresp_attr_mask, mailbox->buf,
	+ MLX4_CMD_MAD_DEMUX_GETRESP_ATTR_OFFSET);
	+ mlx4_dbg(dev, "SMP firewall getresp_attribute_mask = 0x%x\n",
	+ getresp_attr_mask);
	+
	+ MLX4_GET(trap_attr_mask, mailbox->buf,
	+ MLX4_CMD_MAD_DEMUX_TRAP_ATTR_OFFSET);
	+ mlx4_dbg(dev, "SMP firewall trap_attribute_mask = 0x%x\n",
	+ trap_attr_mask);
	+
	+ MLX4_GET(traprepress_attr_mask, mailbox->buf,
	+ MLX4_CMD_MAD_DEMUX_TRAP_REPRESS_ATTR_OFFSET);
	+ mlx4_dbg(dev, "SMP firewall traprepress_attribute_mask = 0x%x\n",
	+ traprepress_attr_mask);
	+
	+ if (set_attr_mask && getresp_attr_mask && trap_attr_mask &&
	+ traprepress_attr_mask)
	+ return 1;
	+
	+ return 0;
	+}
	+
	+int mlx4_config_mad_demux(struct mlx4_dev *dev)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ int err;
	+
	+ /* Check if mad_demux is supported */
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_MAD_DEMUX))
	+ return 0;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox)) {
	+ mlx4_warn(dev, "Failed to allocate mailbox for cmd MAD_DEMUX");
	+ return -ENOMEM;
	+ }
	+
	+ /* Query mad_demux to find out which MADs are handled by internal sma */
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, 0x01 /* subn mgmt class */,
	+ MLX4_CMD_MAD_DEMUX_QUERY_RESTR, MLX4_CMD_MAD_DEMUX,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+ if (err) {
	+ mlx4_warn(dev, "MLX4_CMD_MAD_DEMUX: query restrictions failed (%d)\n",
	+ err);
	+ goto out;
	+ }
	+
	+ if (mlx4_check_smp_firewall_active(dev, mailbox))
	+ dev->flags \|= MLX4_FLAG_SECURE_HOST;
	+
	+ /* Config mad_demux to handle all MADs returned by the query above */
	+ err = mlx4_cmd(dev, mailbox->dma, 0x01 /* subn mgmt class */,
	+ MLX4_CMD_MAD_DEMUX_CONFIG, MLX4_CMD_MAD_DEMUX,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+ if (err) {
	+ mlx4_warn(dev, "MLX4_CMD_MAD_DEMUX: configure failed (%d)\n", err);
	+ goto out;
	+ }
	+
	+ if (dev->flags & MLX4_FLAG_SECURE_HOST)
	+ mlx4_warn(dev, "HCA operating in secure-host mode. SMP firewall activated.\n");
	+out:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+
	+/* Access Reg commands */
	+enum mlx4_access_reg_masks {
	+ MLX4_ACCESS_REG_STATUS_MASK = 0x7f,
	+ MLX4_ACCESS_REG_METHOD_MASK = 0x7f,
	+ MLX4_ACCESS_REG_LEN_MASK = 0x7ff
	+};
	+
	+struct mlx4_access_reg {
	+ __be16 constant1;
	+ u8 status;
	+ u8 resrvd1;
	+ __be16 reg_id;
	+ u8 method;
	+ u8 constant2;
	+ __be32 resrvd2[2];
	+ __be16 len_const;
	+ __be16 resrvd3;
	+#define MLX4_ACCESS_REG_HEADER_SIZE (20)
	+ u8 reg_data[MLX4_MAILBOX_SIZE-MLX4_ACCESS_REG_HEADER_SIZE];
	+} __attribute__((__packed__));
	+
	+/**
	+ * mlx4_ACCESS_REG - Generic access reg command.
	+ * @dev: mlx4_dev.
	+ * @reg_id: register ID to access.
	+ * @method: Access method Read/Write.
	+ * @reg_len: register length to Read/Write in bytes.
	+ * @reg_data: reg_data pointer to Read/Write From/To.
	+ *
	+ * Access ConnectX registers FW command.
	+ * Returns 0 on success and copies outbox mlx4_access_reg data
	+ * field into reg_data or a negative error code.
	+ */
	+static int mlx4_ACCESS_REG(struct mlx4_dev *dev, u16 reg_id,
	+ enum mlx4_access_reg_method method,
	+ u16 reg_len, void *reg_data)
	+{
	+ struct mlx4_cmd_mailbox inbox, outbox;
	+ struct mlx4_access_reg inbuf, outbuf;
	+ int err;
	+
	+ inbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(inbox))
	+ return PTR_ERR(inbox);
	+
	+ outbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(outbox)) {
	+ mlx4_free_cmd_mailbox(dev, inbox);
	+ return PTR_ERR(outbox);
	+ }
	+
	+ inbuf = inbox->buf;
	+ outbuf = outbox->buf;
	+
	+ inbuf->constant1 = cpu_to_be16(0x1<<11 \| 0x4);
	+ inbuf->constant2 = 0x1;
	+ inbuf->reg_id = cpu_to_be16(reg_id);
	+ inbuf->method = method & MLX4_ACCESS_REG_METHOD_MASK;
	+
	+ reg_len = min(reg_len, (u16)(sizeof(inbuf->reg_data)));
	+ inbuf->len_const =
	+ cpu_to_be16(((reg_len/4 + 1) & MLX4_ACCESS_REG_LEN_MASK) \|
	+ ((0x3) << 12));
	+
	+ memcpy(inbuf->reg_data, reg_data, reg_len);
	+ err = mlx4_cmd_box(dev, inbox->dma, outbox->dma, 0, 0,
	+ MLX4_CMD_ACCESS_REG, MLX4_CMD_TIME_CLASS_C,
	+ MLX4_CMD_WRAPPED);
	+ if (err)
	+ goto out;
	+
	+ if (outbuf->status & MLX4_ACCESS_REG_STATUS_MASK) {
	+ err = outbuf->status & MLX4_ACCESS_REG_STATUS_MASK;
	+ mlx4_err(dev,
	+ "MLX4_CMD_ACCESS_REG(%x) returned REG status (%x)\n",
	+ reg_id, err);
	+ goto out;
	+ }
	+
	+ memcpy(reg_data, outbuf->reg_data, reg_len);
	+out:
	+ mlx4_free_cmd_mailbox(dev, inbox);
	+ mlx4_free_cmd_mailbox(dev, outbox);
	+ return err;
	+}
	+
	+/* ConnectX registers IDs */
	+enum mlx4_reg_id {
	+ MLX4_REG_ID_PTYS = 0x5004,
	+};
	+
	+/**
	+ * mlx4_ACCESS_PTYS_REG - Access PTYs (Port Type and Speed)
	+ * register
	+ * @dev: mlx4_dev.
	+ * @method: Access method Read/Write.
	+ * @ptys_reg: PTYS register data pointer.
	+ *
	+ * Access ConnectX PTYS register, to Read/Write Port Type/Speed
	+ * configuration
	+ * Returns 0 on success or a negative error code.
	+ */
	+int mlx4_ACCESS_PTYS_REG(struct mlx4_dev *dev,
	+ enum mlx4_access_reg_method method,
	+ struct mlx4_ptys_reg *ptys_reg)
	+{
	+ return mlx4_ACCESS_REG(dev, MLX4_REG_ID_PTYS,
	+ method, sizeof(*ptys_reg), ptys_reg);
	+}
	+EXPORT_SYMBOL_GPL(mlx4_ACCESS_PTYS_REG);
	+
	+int mlx4_ACCESS_REG_wrapper(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd)
	+{
	+ struct mlx4_access_reg *inbuf = inbox->buf;
	+ u8 method = inbuf->method & MLX4_ACCESS_REG_METHOD_MASK;
	+ u16 reg_id = be16_to_cpu(inbuf->reg_id);
	+
	+ if (slave != mlx4_master_func_num(dev) &&
	+ method == MLX4_ACCESS_REG_WRITE)
	+ return -EPERM;
	+
	+ if (reg_id == MLX4_REG_ID_PTYS) {
	+ struct mlx4_ptys_reg *ptys_reg =
	+ (struct mlx4_ptys_reg *)inbuf->reg_data;
	+
	+ ptys_reg->local_port =
	+ mlx4_slave_convert_port(dev, slave,
	+ ptys_reg->local_port);
	+ }
	+
	+ return mlx4_cmd_box(dev, inbox->dma, outbox->dma, vhcr->in_modifier,
	+ 0, MLX4_CMD_ACCESS_REG, MLX4_CMD_TIME_CLASS_C,
	+ MLX4_CMD_NATIVE);
	+}
	+
	+#define MLX4_ROCE_ADDR_L3_TYPE_IPV4 0
	+#define MLX4_ROCE_ADDR_L3_TYPE_IPV6 1
	+
	+int mlx4_update_roce_addr_table(struct mlx4_dev *dev, u8 port_num,
	+ struct mlx4_roce_addr_table *table,
	+ int native_or_wrapped)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ int i;
	+ int err;
	+ u32 in_modifier;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR_OR_NULL(mailbox))
	+ return -ENOMEM;
	+
	+ if ((native_or_wrapped != MLX4_CMD_WRAPPED) &&
	+ (native_or_wrapped != MLX4_CMD_NATIVE))
	+ return -EINVAL;
	+
	+ if (dev->caps.roce_addr_support) {
	+ struct {
	+ u8 gid[MLX4_GID_LEN];
	+ __be32 rsrvd1[2];
	+ __be16 rsrvd2;
	+ u8 type;
	+ u8 version;
	+ __be32 rsrvd3;
	+ } *gid_tbl;
	+
	+ gid_tbl = mailbox->buf;
	+ for (i = 0; i < MLX4_MAX_PORT_GIDS; ++i) {
	+ memcpy(gid_tbl[i].gid, table->addr[i].gid, MLX4_GID_LEN);
	+ gid_tbl[i].version = table->addr[i].type;
	+
	+ if (table->addr[i].type != MLX4_ROCE_GID_TYPE_V1) {
	+ if (ipv6_addr_v4mapped((struct in6_addr *)table->addr[i].gid))
	+ gid_tbl[i].type = MLX4_ROCE_ADDR_L3_TYPE_IPV4;
	+ else
	+ gid_tbl[i].type = MLX4_ROCE_ADDR_L3_TYPE_IPV6;
	+ }
	+ }
	+ in_modifier = MLX4_SET_PORT_ROCE_ADDR;
	+ } else {
	+ struct {
	+ u8 gid[MLX4_GID_LEN];
	+ } *gid_tbl;
	+
	+ gid_tbl = mailbox->buf;
	+
	+ for (i = 0; i < MLX4_MAX_PORT_GIDS; ++i)
	+ memcpy(gid_tbl[i].gid, table->addr[i].gid, MLX4_GID_LEN);
	+ in_modifier = MLX4_SET_PORT_GID_TABLE;
	+ }
	+
	+ err = mlx4_cmd(dev, mailbox->dma,
	+ in_modifier << 8 \| port_num,
	+ MLX4_SET_PORT_ETH_OPCODE, MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ native_or_wrapped);
	+ if (!err && mlx4_is_bonded(dev))
	+ err = mlx4_cmd(dev, mailbox->dma,
	+ in_modifier << 8 \| 2,
	+ MLX4_SET_PORT_ETH_OPCODE, MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ native_or_wrapped);
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_update_roce_addr_table);
	+
	+void mlx4_replace_zero_macs(struct mlx4_dev *dev)
	+{
	+ int i;
	+ u8 mac_addr[ETH_ALEN];
	+
	+ dev->port_random_macs = 0;
	+ for (i = 1; i <= dev->caps.num_ports; ++i)
	+ if (!dev->caps.def_mac[i] &&
	+ dev->caps.port_type[i] == MLX4_PORT_TYPE_ETH) {
	+ random_ether_addr(mac_addr);
	+ dev->port_random_macs \|= 1 << i;
	+ dev->caps.def_mac[i] = mlx4_mac_to_u64(mac_addr);
	+ }
	+}
	+EXPORT_SYMBOL_GPL(mlx4_replace_zero_macs);
	+
	+static int mlx4_SET_PORT_phv_bit(struct mlx4_dev *dev, u8 port, u8 phv_bit)
	+{
	+#define SET_PORT_GEN_PHV_VALID 0x10
	+#define SET_PORT_GEN_PHV_EN 0x80
	+
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_set_port_general_context *context;
	+ u32 in_mod;
	+ int err;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+ context = mailbox->buf;
	+
	+ context->v_ignore_fcs \|= SET_PORT_GEN_PHV_VALID;
	+ if (phv_bit)
	+ context->phv_en \|= SET_PORT_GEN_PHV_EN;
	+
	+ in_mod = MLX4_SET_PORT_GENERAL << 8 \| port;
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, MLX4_SET_PORT_ETH_OPCODE,
	+ MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+
	+int get_phv_bit(struct mlx4_dev dev, u8 port, int phv)
	+{
	+ int err;
	+ struct mlx4_func_cap func_cap;
	+
	+ memset(&func_cap, 0, sizeof(func_cap));
	+ err = mlx4_QUERY_FUNC_CAP(dev, port, &func_cap);
	+ if (!err)
	+ *phv = func_cap.flags & QUERY_FUNC_CAP_PHV_BIT;
	+ return err;
	+}
	+EXPORT_SYMBOL(get_phv_bit);
	+
	+int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val)
	+{
	+ int ret;
	+
	+ if (mlx4_is_slave(dev))
	+ return -EPERM;
	+
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_PHV_EN &&
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_SKIP_OUTER_VLAN)) {
	+ ret = mlx4_SET_PORT_phv_bit(dev, port, new_val);
	+ if (!ret)
	+ dev->caps.phv_bit[port] = new_val;
	+ return ret;
	+ }
	+
	+ return -EOPNOTSUPP;
	+}
	+EXPORT_SYMBOL(set_phv_bit);
	Index: sys/ofed/drivers/net/mlx4/fw_qos.h
	===================================================================
	--- /dev/null
	+++ sys/ofed/drivers/net/mlx4/fw_qos.h
	@@ -0,0 +1,145 @@
	+/*
	+ * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
	+ * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies.
	+ * All rights reserved.
	+ *
	+ * This software is available to you under a choice of one of two
	+ * licenses. You may choose to be licensed under the terms of the GNU
	+ * General Public License (GPL) Version 2, available from the file
	+ * COPYING in the main directory of this source tree, or the
	+ * OpenIB.org BSD license below:
	+ *
	+ * Redistribution and use in source and binary forms, with or
	+ * without modification, are permitted provided that the following
	+ * conditions are met:
	+ *
	+ * - Redistributions of source code must retain the above
	+ * copyright notice, this list of conditions and the following
	+ * disclaimer.
	+ *
	+ * - Redistributions in binary form must reproduce the above
	+ * copyright notice, this list of conditions and the following
	+ * disclaimer in the documentation and/or other materials
	+ * provided with the distribution.
	+ *
	+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	+ * SOFTWARE.
	+ */
	+
	+#ifndef MLX4_FW_QOS_H
	+#define MLX4_FW_QOS_H
	+
	+#include <linux/mlx4/cmd.h>
	+#include <linux/mlx4/device.h>
	+
	+#define MLX4_NUM_UP 8
	+#define MLX4_NUM_TC 8
	+
	+/* Default supported priorities for VPP allocation */
	+#define MLX4_DEFAULT_QOS_PRIO (0)
	+
	+/* Derived from FW feature definition, 0 is the default vport fo all QPs */
	+#define MLX4_VPP_DEFAULT_VPORT (0)
	+
	+struct mlx4_vport_qos_param {
	+ u32 bw_share;
	+ u32 max_avg_bw;
	+ u8 enable;
	+};
	+
	+/**
	+ * mlx4_SET_PORT_PRIO2TC - This routine maps user priorities to traffic
	+ * classes of a given port and device.
	+ *
	+ * @dev: mlx4_dev.
	+ * @port: Physical port number.
	+ * @prio2tc: Array of TC associated with each priorities.
	+ *
	+ * Returns 0 on success or a negative mlx4_core errno code.
	+ **/
	+int mlx4_SET_PORT_PRIO2TC(struct mlx4_dev dev, u8 port, u8 prio2tc);
	+
	+/**
	+ * mlx4_SET_PORT_SCHEDULER - This routine configures the arbitration between
	+ * traffic classes (ETS) and configured rate limit for traffic classes.
	+ * tc_tx_bw, pg and ratelimit are arrays where each index represents a TC.
	+ * The description for those parameters below refers to a single TC.
	+ *
	+ * @dev: mlx4_dev.
	+ * @port: Physical port number.
	+ * @tc_tx_bw: The percentage of the bandwidth allocated for traffic class
	+ * within a TC group. The sum of the bw_percentage of all the traffic
	+ * classes within a TC group must equal 100% for correct operation.
	+ * @pg: The TC group the traffic class is associated with.
	+ * @ratelimit: The maximal bandwidth allowed for the use by this traffic class.
	+ *
	+ * Returns 0 on success or a negative mlx4_core errno code.
	+ **/
	+int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev dev, u8 port, u8 tc_tx_bw,
	+ u8 pg, u16 ratelimit);
	+/**
	+ * mlx4_ALLOCATE_VPP_get - Query port VPP availible resources and allocation.
	+ * Before distribution of VPPs to priorities, only availible_vpp is returned.
	+ * After initialization it returns the distribution of VPPs among priorities.
	+ *
	+ * @dev: mlx4_dev.
	+ * @port: Physical port number.
	+ * @availible_vpp: Pointer to variable where number of availible VPPs is stored
	+ * @vpp_p_up: Distribution of VPPs to priorities is stored in this array
	+ *
	+ * Returns 0 on success or a negative mlx4_core errno code.
	+ **/
	+int mlx4_ALLOCATE_VPP_get(struct mlx4_dev *dev, u8 port,
	+ u16 availible_vpp, u8 vpp_p_up);
	+/**
	+ * mlx4_ALLOCATE_VPP_set - Distribution of VPPs among differnt priorities.
	+ * The total number of VPPs assigned to all for a port must not exceed
	+ * the value reported by availible_vpp in mlx4_ALLOCATE_VPP_get.
	+ * VPP allocation is allowed only after the port type has been set,
	+ * and while no QPs are open for this port.
	+ *
	+ * @dev: mlx4_dev.
	+ * @port: Physical port number.
	+ * @vpp_p_up: Allocation of VPPs to different priorities.
	+ *
	+ * Returns 0 on success or a negative mlx4_core errno code.
	+ **/
	+int mlx4_ALLOCATE_VPP_set(struct mlx4_dev dev, u8 port, u8 vpp_p_up);
	+
	+/**
	+ * mlx4_SET_VPORT_QOS_get - Query QoS proporties of a Vport.
	+ * Each priority allowed for the Vport is assigned with a share of the BW,
	+ * and a BW limitation. This commands query the current QoS values.
	+ *
	+ * @dev: mlx4_dev.
	+ * @port: Physical port number.
	+ * @vport: Vport id.
	+ * @out_param: Array of mlx4_vport_qos_param that will contain the values.
	+ *
	+ * Returns 0 on success or a negative mlx4_core errno code.
	+ **/
	+int mlx4_SET_VPORT_QOS_get(struct mlx4_dev *dev, u8 port, u8 vport,
	+ struct mlx4_vport_qos_param *out_param);
	+
	+/**
	+ * mlx4_SET_VPORT_QOS_set - Set QoS proporties of a Vport.
	+ * QoS parameters can be modified at any time, but must be initialized
	+ * before any QP is associated with the VPort.
	+ *
	+ * @dev: mlx4_dev.
	+ * @port: Physical port number.
	+ * @vport: Vport id.
	+ * @out_param: Array of mlx4_vport_qos_param which holds the requested values.
	+ *
	+ * Returns 0 on success or a negative mlx4_core errno code.
	+ **/
	+int mlx4_SET_VPORT_QOS_set(struct mlx4_dev *dev, u8 port, u8 vport,
	+ struct mlx4_vport_qos_param *in_param);
	+
	+#endif /* MLX4_FW_QOS_H */
	Index: sys/ofed/drivers/net/mlx4/fw_qos.c
	===================================================================
	--- /dev/null
	+++ sys/ofed/drivers/net/mlx4/fw_qos.c
	@@ -0,0 +1,289 @@
	+/*
	+ * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
	+ * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies.
	+ * All rights reserved.
	+ *
	+ * This software is available to you under a choice of one of two
	+ * licenses. You may choose to be licensed under the terms of the GNU
	+ * General Public License (GPL) Version 2, available from the file
	+ * COPYING in the main directory of this source tree, or the
	+ * OpenIB.org BSD license below:
	+ *
	+ * Redistribution and use in source and binary forms, with or
	+ * without modification, are permitted provided that the following
	+ * conditions are met:
	+ *
	+ * - Redistributions of source code must retain the above
	+ * copyright notice, this list of conditions and the following
	+ * disclaimer.
	+ *
	+ * - Redistributions in binary form must reproduce the above
	+ * copyright notice, this list of conditions and the following
	+ * disclaimer in the documentation and/or other materials
	+ * provided with the distribution.
	+ *
	+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	+ * SOFTWARE.
	+ */
	+
	+#include <linux/kernel.h>
	+#include "fw_qos.h"
	+#include "fw.h"
	+
	+enum {
	+ /* allocate vpp opcode modifiers */
	+ MLX4_ALLOCATE_VPP_ALLOCATE = 0x0,
	+ MLX4_ALLOCATE_VPP_QUERY = 0x1
	+};
	+
	+enum {
	+ /* set vport qos opcode modifiers */
	+ MLX4_SET_VPORT_QOS_SET = 0x0,
	+ MLX4_SET_VPORT_QOS_QUERY = 0x1
	+};
	+
	+struct mlx4_set_port_prio2tc_context {
	+ u8 prio2tc[4];
	+};
	+
	+struct mlx4_port_scheduler_tc_cfg_be {
	+ __be16 pg;
	+ __be16 bw_precentage;
	+ __be16 max_bw_units; /* 3-100Mbps, 4-1Gbps, other values - reserved */
	+ __be16 max_bw_value;
	+};
	+
	+struct mlx4_set_port_scheduler_context {
	+ struct mlx4_port_scheduler_tc_cfg_be tc[MLX4_NUM_TC];
	+};
	+
	+/* Granular Qos (per VF) section */
	+struct mlx4_alloc_vpp_param {
	+ __be32 availible_vpp;
	+ __be32 vpp_p_up[MLX4_NUM_UP];
	+};
	+
	+struct mlx4_prio_qos_param {
	+ __be32 bw_share;
	+ __be32 max_avg_bw;
	+ __be32 reserved;
	+ __be32 enable;
	+ __be32 reserved1[4];
	+};
	+
	+struct mlx4_set_vport_context {
	+ __be32 reserved[8];
	+ struct mlx4_prio_qos_param qos_p_up[MLX4_NUM_UP];
	+};
	+
	+int mlx4_SET_PORT_PRIO2TC(struct mlx4_dev dev, u8 port, u8 prio2tc)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_set_port_prio2tc_context *context;
	+ int err;
	+ u32 in_mod;
	+ int i;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ context = mailbox->buf;
	+
	+ for (i = 0; i < MLX4_NUM_UP; i += 2)
	+ context->prio2tc[i >> 1] = prio2tc[i] << 4 \| prio2tc[i + 1];
	+
	+ in_mod = MLX4_SET_PORT_PRIO2TC << 8 \| port;
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_SET_PORT_PRIO2TC);
	+
	+int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev dev, u8 port, u8 tc_tx_bw,
	+ u8 pg, u16 ratelimit)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_set_port_scheduler_context *context;
	+ int err;
	+ u32 in_mod;
	+ int i;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ context = mailbox->buf;
	+
	+ for (i = 0; i < MLX4_NUM_TC; i++) {
	+ struct mlx4_port_scheduler_tc_cfg_be *tc = &context->tc[i];
	+ u16 r;
	+
	+ if (ratelimit && ratelimit[i]) {
	+ if (ratelimit[i] <= MLX4_MAX_100M_UNITS_VAL) {
	+ r = ratelimit[i];
	+ tc->max_bw_units =
	+ htons(MLX4_RATELIMIT_100M_UNITS);
	+ } else {
	+ r = ratelimit[i] / 10;
	+ tc->max_bw_units =
	+ htons(MLX4_RATELIMIT_1G_UNITS);
	+ }
	+ tc->max_bw_value = htons(r);
	+ } else {
	+ tc->max_bw_value = htons(MLX4_RATELIMIT_DEFAULT);
	+ tc->max_bw_units = htons(MLX4_RATELIMIT_1G_UNITS);
	+ }
	+
	+ tc->pg = htons(pg[i]);
	+ tc->bw_precentage = htons(tc_tx_bw[i]);
	+ }
	+
	+ in_mod = MLX4_SET_PORT_SCHEDULER << 8 \| port;
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_SET_PORT_SCHEDULER);
	+
	+int mlx4_ALLOCATE_VPP_get(struct mlx4_dev *dev, u8 port,
	+ u16 availible_vpp, u8 vpp_p_up)
	+{
	+ int i;
	+ int err;
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_alloc_vpp_param *out_param;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ out_param = mailbox->buf;
	+
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, port,
	+ MLX4_ALLOCATE_VPP_QUERY,
	+ MLX4_CMD_ALLOCATE_VPP,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+ if (err)
	+ goto out;
	+
	+ /* Total number of supported VPPs */
	+ *availible_vpp = (u16)be32_to_cpu(out_param->availible_vpp);
	+
	+ for (i = 0; i < MLX4_NUM_UP; i++)
	+ vpp_p_up[i] = (u8)be32_to_cpu(out_param->vpp_p_up[i]);
	+
	+out:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_ALLOCATE_VPP_get);
	+
	+int mlx4_ALLOCATE_VPP_set(struct mlx4_dev dev, u8 port, u8 vpp_p_up)
	+{
	+ int i;
	+ int err;
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_alloc_vpp_param *in_param;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ in_param = mailbox->buf;
	+
	+ for (i = 0; i < MLX4_NUM_UP; i++)
	+ in_param->vpp_p_up[i] = cpu_to_be32(vpp_p_up[i]);
	+
	+ err = mlx4_cmd(dev, mailbox->dma, port,
	+ MLX4_ALLOCATE_VPP_ALLOCATE,
	+ MLX4_CMD_ALLOCATE_VPP,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_ALLOCATE_VPP_set);
	+
	+int mlx4_SET_VPORT_QOS_get(struct mlx4_dev *dev, u8 port, u8 vport,
	+ struct mlx4_vport_qos_param *out_param)
	+{
	+ int i;
	+ int err;
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_set_vport_context *ctx;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ ctx = mailbox->buf;
	+
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, (vport << 8) \| port,
	+ MLX4_SET_VPORT_QOS_QUERY,
	+ MLX4_CMD_SET_VPORT_QOS,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+ if (err)
	+ goto out;
	+
	+ for (i = 0; i < MLX4_NUM_UP; i++) {
	+ out_param[i].bw_share = be32_to_cpu(ctx->qos_p_up[i].bw_share);
	+ out_param[i].max_avg_bw =
	+ be32_to_cpu(ctx->qos_p_up[i].max_avg_bw);
	+ out_param[i].enable =
	+ !!(be32_to_cpu(ctx->qos_p_up[i].enable) & 31);
	+ }
	+
	+out:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_SET_VPORT_QOS_get);
	+
	+int mlx4_SET_VPORT_QOS_set(struct mlx4_dev *dev, u8 port, u8 vport,
	+ struct mlx4_vport_qos_param *in_param)
	+{
	+ int i;
	+ int err;
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_set_vport_context *ctx;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ ctx = mailbox->buf;
	+
	+ for (i = 0; i < MLX4_NUM_UP; i++) {
	+ ctx->qos_p_up[i].bw_share = cpu_to_be32(in_param[i].bw_share);
	+ ctx->qos_p_up[i].max_avg_bw =
	+ cpu_to_be32(in_param[i].max_avg_bw);
	+ ctx->qos_p_up[i].enable =
	+ cpu_to_be32(in_param[i].enable << 31);
	+ }
	+
	+ err = mlx4_cmd(dev, mailbox->dma, (vport << 8) \| port,
	+ MLX4_SET_VPORT_QOS_SET,
	+ MLX4_CMD_SET_VPORT_QOS,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_SET_VPORT_QOS_set);
	Index: sys/ofed/drivers/net/mlx4/icm.h
	===================================================================
	--- sys/ofed/drivers/net/mlx4/icm.h
	+++ sys/ofed/drivers/net/mlx4/icm.h
	@@ -72,14 +72,15 @@
	gfp_t gfp_mask, int coherent);
	void mlx4_free_icm(struct mlx4_dev dev, struct mlx4_icm icm, int coherent);

	-int mlx4_table_get(struct mlx4_dev dev, struct mlx4_icm_table table, u32 obj);
	+int mlx4_table_get(struct mlx4_dev dev, struct mlx4_icm_table table, u32 obj,
	+ gfp_t gfp);
	void mlx4_table_put(struct mlx4_dev dev, struct mlx4_icm_table table, u32 obj);
	int mlx4_table_get_range(struct mlx4_dev dev, struct mlx4_icm_table table,
	u32 start, u32 end);
	void mlx4_table_put_range(struct mlx4_dev dev, struct mlx4_icm_table table,
	u32 start, u32 end);
	int mlx4_init_icm_table(struct mlx4_dev dev, struct mlx4_icm_table table,
	- u64 virt, int obj_size, u64 nobj, int reserved,
	+ u64 virt, int obj_size, u32 nobj, int reserved,
	int use_lowmem, int use_coherent);
	void mlx4_cleanup_icm_table(struct mlx4_dev dev, struct mlx4_icm_table table);
	void mlx4_table_find(struct mlx4_icm_table table, u32 obj, dma_addr_t *dma_handle);
	Index: sys/ofed/drivers/net/mlx4/icm.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/icm.c
	+++ sys/ofed/drivers/net/mlx4/icm.c
	@@ -57,7 +57,7 @@
	int i;

	if (chunk->nsg > 0)
	- pci_unmap_sg(dev->pdev, chunk->mem, chunk->npages,
	+ pci_unmap_sg(dev->persist->pdev, chunk->mem, chunk->npages,
	PCI_DMA_BIDIRECTIONAL);

	for (i = 0; i < chunk->npages; ++i)
	@@ -70,7 +70,8 @@
	int i;

	for (i = 0; i < chunk->npages; ++i)
	- dma_free_coherent(&dev->pdev->dev, chunk->mem[i].length,
	+ dma_free_coherent(&dev->persist->pdev->dev,
	+ chunk->mem[i].length,
	lowmem_page_address(sg_page(&chunk->mem[i])),
	sg_dma_address(&chunk->mem[i]));
	}
	@@ -135,10 +136,12 @@
	/* We use sg_set_buf for coherent allocs, which assumes low memory */
	BUG_ON(coherent && (gfp_mask & __GFP_HIGHMEM));

	- icm = kmalloc_node(sizeof *icm, gfp_mask & ~(__GFP_HIGHMEM \| __GFP_NOWARN),
	+ icm = kmalloc_node(sizeof(*icm),
	+ gfp_mask & ~(__GFP_HIGHMEM \| __GFP_NOWARN),
	dev->numa_node);
	if (!icm) {
	- icm = kmalloc(sizeof *icm, gfp_mask & ~(__GFP_HIGHMEM \| __GFP_NOWARN));
	+ icm = kmalloc(sizeof(*icm),
	+ gfp_mask & ~(__GFP_HIGHMEM \| __GFP_NOWARN));
	if (!icm)
	return NULL;
	}
	@@ -150,12 +153,14 @@

	while (npages > 0) {
	if (!chunk) {
	- chunk = kmalloc_node(sizeof *chunk,
	- gfp_mask & ~(__GFP_HIGHMEM \| __GFP_NOWARN),
	+ chunk = kmalloc_node(sizeof(*chunk),
	+ gfp_mask & ~(__GFP_HIGHMEM \|
	+ __GFP_NOWARN),
	dev->numa_node);
	if (!chunk) {
	- chunk = kmalloc(sizeof *chunk,
	- gfp_mask & ~(__GFP_HIGHMEM \| __GFP_NOWARN));
	+ chunk = kmalloc(sizeof(*chunk),
	+ gfp_mask & ~(__GFP_HIGHMEM \|
	+ __GFP_NOWARN));
	if (!chunk)
	goto fail;
	}
	@@ -170,7 +175,7 @@
	--cur_order;

	if (coherent)
	- ret = mlx4_alloc_icm_coherent(&dev->pdev->dev,
	+ ret = mlx4_alloc_icm_coherent(&dev->persist->pdev->dev,
	&chunk->mem[chunk->npages],
	cur_order, gfp_mask);
	else
	@@ -190,7 +195,7 @@
	if (coherent)
	++chunk->nsg;
	else if (chunk->npages == MLX4_ICM_CHUNK_LEN) {
	- chunk->nsg = pci_map_sg(dev->pdev, chunk->mem,
	+ chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem,
	chunk->npages,
	PCI_DMA_BIDIRECTIONAL);

	@@ -205,7 +210,7 @@
	}

	if (!coherent && chunk) {
	- chunk->nsg = pci_map_sg(dev->pdev, chunk->mem,
	+ chunk->nsg = pci_map_sg(dev->persist->pdev, chunk->mem,
	chunk->npages,
	PCI_DMA_BIDIRECTIONAL);

	@@ -242,7 +247,8 @@
	MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	}

	-int mlx4_table_get(struct mlx4_dev dev, struct mlx4_icm_table table, u32 obj)
	+int mlx4_table_get(struct mlx4_dev dev, struct mlx4_icm_table table, u32 obj,
	+ gfp_t gfp)
	{
	u32 i = (obj & (table->num_obj - 1)) /
	(MLX4_TABLE_CHUNK_SIZE / table->obj_size);
	@@ -256,7 +262,7 @@
	}

	table->icm[i] = mlx4_alloc_icm(dev, MLX4_TABLE_CHUNK_SIZE >> PAGE_SHIFT,
	- (table->lowmem ? GFP_KERNEL : GFP_HIGHUSER) \|
	+ (table->lowmem ? gfp : GFP_HIGHUSER) \|
	__GFP_NOWARN, table->coherent);
	if (!table->icm[i]) {
	ret = -ENOMEM;
	@@ -289,14 +295,10 @@

	if (--table->icm[i]->refcount == 0) {
	offset = (u64) i * MLX4_TABLE_CHUNK_SIZE;
	-
	- if (!mlx4_UNMAP_ICM(dev, table->virt + offset,
	- MLX4_TABLE_CHUNK_SIZE / MLX4_ICM_PAGE_SIZE)) {
	- mlx4_free_icm(dev, table->icm[i], table->coherent);
	- table->icm[i] = NULL;
	- } else {
	- pr_warn("mlx4_core: mlx4_UNMAP_ICM failed.\n");
	- }
	+ mlx4_UNMAP_ICM(dev, table->virt + offset,
	+ MLX4_TABLE_CHUNK_SIZE / MLX4_ICM_PAGE_SIZE);
	+ mlx4_free_icm(dev, table->icm[i], table->coherent);
	+ table->icm[i] = NULL;
	}

	mutex_unlock(&table->mutex);
	@@ -357,7 +359,7 @@
	u32 i;

	for (i = start; i <= end; i += inc) {
	- err = mlx4_table_get(dev, table, i);
	+ err = mlx4_table_get(dev, table, i, GFP_KERNEL);
	if (err)
	goto fail;
	}
	@@ -383,7 +385,7 @@
	}

	int mlx4_init_icm_table(struct mlx4_dev dev, struct mlx4_icm_table table,
	- u64 virt, int obj_size, u64 nobj, int reserved,
	+ u64 virt, int obj_size, u32 nobj, int reserved,
	int use_lowmem, int use_coherent)
	{
	int obj_per_chunk;
	@@ -393,7 +395,7 @@
	u64 size;

	obj_per_chunk = MLX4_TABLE_CHUNK_SIZE / obj_size;
	- num_icm = div_u64((nobj + obj_per_chunk - 1), obj_per_chunk);
	+ num_icm = (nobj + obj_per_chunk - 1) / obj_per_chunk;

	table->icm = kcalloc(num_icm, sizeof *table->icm, GFP_KERNEL);
	if (!table->icm)
	@@ -436,15 +438,11 @@
	err:
	for (i = 0; i < num_icm; ++i)
	if (table->icm[i]) {
	- if (!mlx4_UNMAP_ICM(dev,
	- virt + i * MLX4_TABLE_CHUNK_SIZE,
	- MLX4_TABLE_CHUNK_SIZE / MLX4_ICM_PAGE_SIZE)) {
	- mlx4_free_icm(dev, table->icm[i], use_coherent);
	- } else {
	- pr_warn("mlx4_core: mlx4_UNMAP_ICM failed.\n");
	- return -ENOMEM;
	- }
	+ mlx4_UNMAP_ICM(dev, virt + i * MLX4_TABLE_CHUNK_SIZE,
	+ MLX4_TABLE_CHUNK_SIZE / MLX4_ICM_PAGE_SIZE);
	+ mlx4_free_icm(dev, table->icm[i], use_coherent);
	}
	+
	kfree(table->icm);

	return -ENOMEM;
	@@ -452,22 +450,14 @@

	void mlx4_cleanup_icm_table(struct mlx4_dev dev, struct mlx4_icm_table table)
	{
	- int i, err = 0;
	+ int i;

	for (i = 0; i < table->num_icm; ++i)
	if (table->icm[i]) {
	- err = mlx4_UNMAP_ICM(dev,
	- table->virt + i * MLX4_TABLE_CHUNK_SIZE,
	- MLX4_TABLE_CHUNK_SIZE / MLX4_ICM_PAGE_SIZE);
	- if (!err) {
	- mlx4_free_icm(dev, table->icm[i],
	- table->coherent);
	- } else {
	- pr_warn("mlx4_core: mlx4_UNMAP_ICM failed.\n");
	- break;
	- }
	+ mlx4_UNMAP_ICM(dev, table->virt + i * MLX4_TABLE_CHUNK_SIZE,
	+ MLX4_TABLE_CHUNK_SIZE / MLX4_ICM_PAGE_SIZE);
	+ mlx4_free_icm(dev, table->icm[i], table->coherent);
	}

	- if (!err)
	- kfree(table->icm);
	+ kfree(table->icm);
	}
	Index: sys/ofed/drivers/net/mlx4/intf.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/intf.c
	+++ sys/ofed/drivers/net/mlx4/intf.c
	@@ -38,6 +38,7 @@

	struct mlx4_device_context {
	struct list_head list;
	+ struct list_head bond_list;
	struct mlx4_interface *intf;
	void *context;
	};
	@@ -61,8 +62,11 @@
	spin_lock_irq(&priv->ctx_lock);
	list_add_tail(&dev_ctx->list, &priv->ctx_list);
	spin_unlock_irq(&priv->ctx_lock);
	+ if (intf->activate)
	+ intf->activate(&priv->dev, dev_ctx->context);
	} else
	kfree(dev_ctx);
	+
	}

	static void mlx4_remove_device(struct mlx4_interface intf, struct mlx4_priv priv)
	@@ -115,6 +119,58 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_unregister_interface);

	+int mlx4_do_bond(struct mlx4_dev *dev, bool enable)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_device_context dev_ctx = NULL, temp_dev_ctx;
	+ unsigned long flags;
	+ int ret;
	+ LIST_HEAD(bond_list);
	+
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_PORT_REMAP))
	+ return -ENOTSUPP;
	+
	+ ret = mlx4_disable_rx_port_check(dev, enable);
	+ if (ret) {
	+ mlx4_err(dev, "Fail to %s rx port check\n",
	+ enable ? "enable" : "disable");
	+ return ret;
	+ }
	+ if (enable) {
	+ dev->flags \|= MLX4_FLAG_BONDED;
	+ } else {
	+ ret = mlx4_virt2phy_port_map(dev, 1, 2);
	+ if (ret) {
	+ mlx4_err(dev, "Fail to reset port map\n");
	+ return ret;
	+ }
	+ dev->flags &= ~MLX4_FLAG_BONDED;
	+ }
	+
	+ spin_lock_irqsave(&priv->ctx_lock, flags);
	+ list_for_each_entry_safe(dev_ctx, temp_dev_ctx, &priv->ctx_list, list) {
	+ if (dev_ctx->intf->flags & MLX4_INTFF_BONDING) {
	+ list_add_tail(&dev_ctx->bond_list, &bond_list);
	+ list_del(&dev_ctx->list);
	+ }
	+ }
	+ spin_unlock_irqrestore(&priv->ctx_lock, flags);
	+
	+ list_for_each_entry(dev_ctx, &bond_list, bond_list) {
	+ dev_ctx->intf->remove(dev, dev_ctx->context);
	+ dev_ctx->context = dev_ctx->intf->add(dev);
	+
	+ spin_lock_irqsave(&priv->ctx_lock, flags);
	+ list_add_tail(&dev_ctx->list, &priv->ctx_list);
	+ spin_unlock_irqrestore(&priv->ctx_lock, flags);
	+
	+ mlx4_dbg(dev, "Inrerface for protocol %d restarted with when bonded mode is %s\n",
	+ dev_ctx->intf->protocol, enable ?
	+ "enabled" : "disabled");
	+ }
	+ return 0;
	+}
	+
	void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type,
	unsigned long param)
	{
	@@ -138,13 +194,13 @@

	mutex_lock(&intf_mutex);

	+ dev->persist->interface_state \|= MLX4_INTERFACE_STATE_UP;
	list_add_tail(&priv->dev_list, &dev_list);
	list_for_each_entry(intf, &intf_list, list)
	mlx4_add_device(intf, priv);

	mutex_unlock(&intf_mutex);
	- if (!mlx4_is_slave(dev))
	- mlx4_start_catas_poll(dev);
	+ mlx4_start_catas_poll(dev);

	return 0;
	}
	@@ -154,14 +210,14 @@
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_interface *intf;

	- if (!mlx4_is_slave(dev))
	- mlx4_stop_catas_poll(dev);
	+ mlx4_stop_catas_poll(dev);
	mutex_lock(&intf_mutex);

	list_for_each_entry(intf, &intf_list, list)
	mlx4_remove_device(intf, priv);

	- list_del_init(&priv->dev_list);
	+ list_del(&priv->dev_list);
	+ dev->persist->interface_state &= ~MLX4_INTERFACE_STATE_UP;

	mutex_unlock(&intf_mutex);
	}
	Index: sys/ofed/drivers/net/mlx4/main.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/main.c
	+++ sys/ofed/drivers/net/mlx4/main.c
	@@ -46,6 +46,8 @@
	#include <linux/netdevice.h>
	#include <linux/string.h>
	#include <linux/fs.h>
	+#include <linux/random.h>
	+#include <linux/cache.h>

	#include <linux/mlx4/device.h>
	#include <linux/mlx4/doorbell.h>
	@@ -71,7 +73,7 @@

	static int msi_x = 1;
	module_param(msi_x, int, 0444);
	-MODULE_PARM_DESC(msi_x, "0 - don't use MSI-X, 1 - use MSI-X, >1 - limit number of MSI-X irqs to msi_x (non-SRIOV only)");
	+MODULE_PARM_DESC(msi_x, "attempt to use MSI-X if nonzero");

	#else /* CONFIG_PCI_MSI */

	@@ -87,6 +89,17 @@
	module_param_named(block_loopback, mlx4_blck_lb, int, 0644);
	MODULE_PARM_DESC(block_loopback, "Block multicast loopback packets if > 0 "
	"(default: 1)");
	+
	+#define MLX4_ROCE_1_5_DEF_PROTO 0xfe
	+
	+int mlx4_roce_proto_config = MLX4_ROCE_1_5_DEF_PROTO;
	+module_param_named(rr_proto, mlx4_roce_proto_config, int, 0444);
	+MODULE_PARM_DESC(rr_proto, "IP next protocol for RoCEv1.5 or destination port for RoCEv2. Setting 0 means using driver default values");
	+
	+int ingress_parser_mode = MLX4_INGRESS_PARSER_MODE_STANDARD;
	+module_param(ingress_parser_mode, int, 0444);
	+MODULE_PARM_DESC(ingress_parser_mode, "Mode of ingress parser for ConnectX3-Pro. 0 - standard. 1 - checksum for non TCP/UDP. (default: standard)");
	+
	enum {
	DEFAULT_DOMAIN = 0,
	BDF_STR_SIZE = 8, /* bb:dd.f- */
	@@ -96,7 +109,9 @@
	enum {
	NUM_VFS,
	PROBE_VF,
	- PORT_TYPE_ARRAY
	+ PORT_TYPE_ARRAY,
	+ ROCE_MODE,
	+ UD_GID_TYPE
	};

	enum {
	@@ -110,103 +125,180 @@
	struct mlx4_dbdf2val_lst dbdf2val;
	};

	+static struct param_data roce_mode = {
	+ .id = ROCE_MODE,
	+ .dbdf2val = {
	+ .name = "roce_mode param",
	+ .num_vals = 1,
	+ .def_val = {MLX4_ROCE_MODE_1},
	+ .range = {0, 4},
	+ .num_inval_vals = 0
	+ }
	+};
	+module_param_string(roce_mode, roce_mode.dbdf2val.str,
	+ sizeof(roce_mode.dbdf2val.str), 0444);
	+MODULE_PARM_DESC(roce_mode,
	+ "Set RoCE modes supported by the port\n"
	+ "\tA single value (e.g. 0) to define uniform preferred RoCE_mode value for all devices\n"
	+ "\t\tor a string to map device function numbers to their RoCE mode value (e.g. '0000:04:00.0-0,002b:1c:0b.a-0').\n"
	+ "\t\tAllowed values are 0: RoCEv1 (default), 1: RoCEv1.5, 2: RoCEv2, 3: RoCEv1.5+2 and 4: RoCEv1+2)\n");
	+
	+static struct param_data ud_gid_type = {
	+ .id = UD_GID_TYPE,
	+ .dbdf2val = {
	+ .name = "ud_gid_type param",
	+ .num_vals = 1,
	+ .def_val = {MLX4_ROCE_GID_TYPE_V1},
	+ .range = {MLX4_ROCE_GID_TYPE_V1, MLX4_ROCE_GID_TYPE_V2},
	+ .num_inval_vals = 0
	+ }
	+};
	+module_param_string(ud_gid_type, ud_gid_type.dbdf2val.str,
	+ sizeof(ud_gid_type.dbdf2val.str), 0444);
	+MODULE_PARM_DESC(ud_gid_type,
	+ "Set gid type for UD QPs\n"
	+ "\tA single value (e.g. 1) to define uniform UD QP gid type for all devices\n"
	+ "\t\tor a string to map device function numbers to their UD QP gid type (e.g. '0000:04:00.0-0,002b:1c:0b.a-1').\n"
	+ "\t\tAllowed values are 0 for RoCEv1, 1 for RoCEv1.5 (default) and 2 for RoCEv2");
	+
	static struct param_data num_vfs = {
	.id = NUM_VFS,
	.dbdf2val = {
	.name = "num_vfs param",
	- .num_vals = 1,
	+ .num_vals = 3,
	.def_val = {0},
	- .range = {0, MLX4_MAX_NUM_VF}
	+ .range = {0, MLX4_MAX_NUM_VF},
	+ .num_inval_vals = 0
	}
	};
	module_param_string(num_vfs, num_vfs.dbdf2val.str,
	sizeof(num_vfs.dbdf2val.str), 0444);
	MODULE_PARM_DESC(num_vfs,
	- "Either single value (e.g. '5') to define uniform num_vfs value for all devices functions\n"
	- "\t\tor a string to map device function numbers to their num_vfs values (e.g. '0000:04:00.0-5,002b:1c:0b.a-15').\n"
	- "\t\tHexadecimal digits for the device function (e.g. 002b:1c:0b.a) and decimal for num_vfs value (e.g. 15).");
	+ "Either single value (e.g. '5') or triplet (e.g. '10,11,12') to define uniform num_vfs value for all devices functions.\n"
	+ "\t\tIf a single value is given, this value will be used in order to define <num_vfs> dual ports virtual functions.\n"
	+ "\t\tIf a triplet <a,b,c> is given, <a> single port virtual functions are defined on port1, <b> single port\n"
	+ "\t\tvirtual functions are defined on port2 and <c> dual port virtual functions are defined.\n"
	+ "\t\tAlternatively, a string to map device function numbers to their num_vfs values\n"
	+ "\t\t (e.g. '0000:04:00.0-5,002b:1c:0b.a-15;2;4') could be given.\n"
	+ "\t\tHexadecimal digits for the device function (e.g. 002b:1c:0b.a) and decimal or triplet for num_vfs value\n"
	+ "\t\t(e.g. 15 or 1;2;3).");

	static struct param_data probe_vf = {
	.id = PROBE_VF,
	.dbdf2val = {
	.name = "probe_vf param",
	- .num_vals = 1,
	+ .num_vals = 3,
	.def_val = {0},
	- .range = {0, MLX4_MAX_NUM_VF}
	+ .range = {0, MLX4_MAX_NUM_VF},
	+ .num_inval_vals = 0
	}
	};
	module_param_string(probe_vf, probe_vf.dbdf2val.str,
	sizeof(probe_vf.dbdf2val.str), 0444);
	MODULE_PARM_DESC(probe_vf,
	- "Either single value (e.g. '3') to define uniform number of VFs to probe by the pf driver for all devices functions\n"
	- "\t\tor a string to map device function numbers to their probe_vf values (e.g. '0000:04:00.0-3,002b:1c:0b.a-13').\n"
	- "\t\tHexadecimal digits for the device function (e.g. 002b:1c:0b.a) and decimal for probe_vf value (e.g. 13).");
	-
	-int mlx4_log_num_mgm_entry_size = MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE;
	-
	+ "Either single value (e.g. '3') or triplet (e.g '1,2,3') to define uniform number of VFs to probe by the pf\n"
	+ "\t\tdriver for all devices functions.\n"
	+ "\t\tIf a single value is given, this value will be used in order to define <probe_vf> probed dual ports virtual\n"
	+ "\t\tfunctions. If a triplet <a,b,c> is given, <a> single port virtual functions are probed on port1, <b> single port\n"
	+ "\t\tvirtual functions are probed on port2 and <c> dual port virtual functions are probed.\n"
	+ "\t\tAlternatively, a string to map device function numbers to their probe_vf values\n"
	+ "\t\t(e.g. '0000:04:00.0-3,002b:1c:0b.a-13;12;11') could be given.\n"
	+ "\t\tHexadecimal digits for the device function (e.g. 002b:1c:0b.a) and decimal for probe_vf value (e.g. 13 or 1;2;3).");
	+
	+#define MLX4_FORCE_DMFS_IF_NO_NCSI_FS (1U << 0)
	+#define MLX4_DMFS_ETH_ONLY (1U << 1)
	+#define MLX4_DMFS_A0_STEERING (1U << 2)
	+#define MLX4_DISABLE_DMFS_LOW_QP_NUM (1U << 3)
	+#define MLX4_IB_IGNORE_SIP_CHECK (1U << 4)
	+#define MLX4_ETH_IGNORE_SIP_CHECK (1U << 5)
	+#define MLX4_DMFS_PARAM_VALUES ((MLX4_ETH_IGNORE_SIP_CHECK << 1) - 1)
	+
	+int mlx4_log_num_mgm_entry_size = -(MLX4_DMFS_ETH_ONLY \| MLX4_DISABLE_DMFS_LOW_QP_NUM);
	module_param_named(log_num_mgm_entry_size,
	mlx4_log_num_mgm_entry_size, int, 0444);
	MODULE_PARM_DESC(log_num_mgm_entry_size, "log mgm size, that defines the num"
	" of qp per mcg, for example:"
	" 10 gives 248.range: 7 <="
	- " log_num_mgm_entry_size <= 12."
	- " To activate device managed"
	- " flow steering when available, set to -1");
	-
	-static int high_rate_steer;
	-module_param(high_rate_steer, int, 0444);
	-MODULE_PARM_DESC(high_rate_steer, "Enable steering mode for higher packet rate"
	- " (default off)");
	+ " log_num_mgm_entry_size <= 12 (default = -10).\n"
	+ "\t\tTo activate one of device managed"
	+ " flow steering modes, set to non positive value (-x) and sets bits in x:\n"
	+ "\t\t0: Force DMFS, even on expense of NCSI support\n"
	+ "\t\t1: Disable IPoIB DMFS rules (if enabled performance might decrease. Can't be cleared if b3 is set)\n"
	+ "\t\t2: Enable optimized steering (even if in limited L2 mode. Can't be set if b2 is cleared)\n"
	+ "\t\t3: Disable DMFS if number of QPs per MCG is low\n"
	+ "\t\t4: Optimize IPoIB/EoIB steering table for non source IP rules if possible\n"
	+ "\t\t5: Optimize steering table for non source IP rules if possible");

	static int fast_drop;
	module_param_named(fast_drop, fast_drop, int, 0444);
	MODULE_PARM_DESC(fast_drop,
	"Enable fast packet drop when no receive WQEs are posted");

	-int mlx4_enable_64b_cqe_eqe = 1;
	-module_param_named(enable_64b_cqe_eqe, mlx4_enable_64b_cqe_eqe, int, 0644);
	+static bool enable_64b_cqe_eqe = true;
	+module_param(enable_64b_cqe_eqe, bool, 0444);
	MODULE_PARM_DESC(enable_64b_cqe_eqe,
	- "Enable 64 byte CQEs/EQEs when the FW supports this if non-zero (default: 1)");
	+ "Enable 64 byte CQEs/EQEs when the FW supports this (default: True)");

	-#define HCA_GLOBAL_CAP_MASK 0
	+#define PF_CONTEXT_BEHAVIOUR_MASK (MLX4_FUNC_CAP_64B_EQE_CQE \| \
	+ MLX4_FUNC_CAP_EQE_CQE_STRIDE \| \
	+ MLX4_FUNC_CAP_DMFS_A0_STATIC)

	-#define PF_CONTEXT_BEHAVIOUR_MASK MLX4_FUNC_CAP_64B_EQE_CQE
	+#define RESET_PERSIST_MASK_FLAGS (MLX4_FLAG_SRIOV)

	-static char mlx4_version[] __devinitdata =
	- DRV_NAME ": Mellanox ConnectX VPI driver v"
	+static char mlx4_version[] =
	+ DRV_NAME ": Mellanox ConnectX core driver v"
	DRV_VERSION " (" DRV_RELDATE ")\n";

	-static int log_num_mac = 7;
	+static struct mlx4_profile low_mem_profile = {
	+ .num_qp = 1 << 17,
	+ .num_srq = 1 << 6,
	+ .rdmarc_per_qp = 1 << 4,
	+ .num_cq = 1 << 8,
	+ .num_mcg = 1 << 8,
	+ .num_mpt = 1 << 9,
	+ .num_mtt = 1 << 7,
	+};
	+
	+
	+#define MLX4_MAX_LOG_NUM_MACS 7
	+static int log_num_mac = MLX4_MAX_LOG_NUM_MACS;
	module_param_named(log_num_mac, log_num_mac, int, 0444);
	MODULE_PARM_DESC(log_num_mac, "Log2 max number of MACs per ETH port (1-7)");

	static int log_num_vlan;
	module_param_named(log_num_vlan, log_num_vlan, int, 0444);
	-MODULE_PARM_DESC(log_num_vlan,
	- "(Obsolete) Log2 max number of VLANs per ETH port (0-7)");
	+MODULE_PARM_DESC(log_num_vlan, "Log2 max number of VLANs per ETH port (0-7)");
	/* Log2 max number of VLANs per ETH port (0-7) */
	#define MLX4_LOG_NUM_VLANS 7
	+#define MLX4_MIN_LOG_NUM_VLANS 0
	+#define MLX4_MIN_LOG_NUM_MAC 1
	+
	+static bool use_prio;
	+module_param_named(use_prio, use_prio, bool, 0444);
	+MODULE_PARM_DESC(use_prio, "Enable steering by VLAN priority on ETH ports (deprecated)");

	int log_mtts_per_seg = ilog2(1);
	module_param_named(log_mtts_per_seg, log_mtts_per_seg, int, 0444);
	-MODULE_PARM_DESC(log_mtts_per_seg, "Log2 number of MTT entries per segment "
	- "(0-7) (default: 0)");
	+MODULE_PARM_DESC(log_mtts_per_seg, "Log2 number of MTT entries per segment (0-7) (default: 0)");

	static struct param_data port_type_array = {
	.id = PORT_TYPE_ARRAY,
	.dbdf2val = {
	.name = "port_type_array param",
	.num_vals = 2,
	- .def_val = {MLX4_PORT_TYPE_ETH, MLX4_PORT_TYPE_ETH},
	- .range = {MLX4_PORT_TYPE_IB, MLX4_PORT_TYPE_NA}
	+ .def_val = {MLX4_PORT_TYPE_NONE, MLX4_PORT_TYPE_NONE},
	+ .range = {MLX4_PORT_TYPE_IB, MLX4_PORT_TYPE_NA},
	+ .num_inval_vals = 1,
	+ .inval_val = {MLX4_PORT_TYPE_AUTO}
	}
	};
	module_param_string(port_type_array, port_type_array.dbdf2val.str,
	sizeof(port_type_array.dbdf2val.str), 0444);
	MODULE_PARM_DESC(port_type_array,
	- "Either pair of values (e.g. '1,2') to define uniform port1/port2 types configuration for all devices functions\n"
	+ "Valid only if num_vfs is non-zero (SRIOV mode). Ignored otherwise.\n"
	+ "\t\tEither pair of values (e.g. '1,2') to define uniform port1/port2 types configuration for all devices functions\n"
	"\t\tor a string to map device function numbers to their pair of port types values (e.g. '0000:04:00.0-1;2,002b:1c:0b.a-1;1').\n"
	- "\t\tValid port types: 1-ib, 2-eth, 3-auto, 4-N/A\n"
	+ "\t\tValid port types: 1-ib, 2-eth, 4-N/A\n"
	"\t\tIn case that only one port is available use the N/A port type for port2 (e.g '1,4').");


	@@ -216,6 +308,8 @@
	struct pci_dev *pdev;
	};

	+static atomic_t pf_loading = ATOMIC_INIT(0);
	+
	#define MLX4_LOG_NUM_MTT 20
	/* We limit to 30 as of a bit map issue which uses int and not uint.
	see mlx4_buddy_init -> bitmap_zero which gets int.
	@@ -228,7 +322,7 @@
	.num_cq = 16,
	.num_mcg = 13,
	.num_mpt = 19,
	- .num_mtt_segs = 0, /* max(20, 2MTTs for host memory)) /
	+ .num_mtt = 0, /* max(20, 2MTTs for host memory)) /
	};

	module_param_named(log_num_qp, mod_param_profile.num_qp, int, 0444);
	@@ -255,16 +349,63 @@
	"log maximum number of memory protection table entries per "
	"HCA (default: 19)");

	-module_param_named(log_num_mtt, mod_param_profile.num_mtt_segs, int, 0444);
	+module_param_named(log_num_mtt, mod_param_profile.num_mtt, int, 0444);
	MODULE_PARM_DESC(log_num_mtt,
	"log maximum number of memory translation table segments per "
	"HCA (default: max(20, 2*MTTs for register all of the host memory limited to 30))");

	+static void process_mod_param_profile(struct mlx4_profile *profile)
	+{
	+ unsigned long total_memory = ctob(physmem);
	+
	+ profile->num_qp = 1 << mod_param_profile.num_qp;
	+ profile->num_srq = 1 << mod_param_profile.num_srq;
	+ profile->rdmarc_per_qp = 1 << mod_param_profile.rdmarc_per_qp;
	+ profile->num_cq = 1 << mod_param_profile.num_cq;
	+ profile->num_mcg = 1 << mod_param_profile.num_mcg;
	+ profile->num_mpt = 1 << mod_param_profile.num_mpt;
	+ /* We want to scale the number of MTTs with the size of the
	+ * system memory, since it makes sense to register a lot of
	+ * memory on a system with a lot of memory. As a heuristic,
	+ * make sure we have enough MTTs to register twice the system
	+ * memory (with PAGE_SIZE entries).
	+ *
	+ * This number has to be a power of two and fit into 32 bits
	+ * due to device limitations. We cap this at 2^30 as of bit map
	+ * limitation to work with int instead of uint (mlx4_buddy_init -> bitmap_zero)
	+ * That limits us to 4TB of memory registration per HCA with
	+ * 4KB pages, which is probably OK for the next few months.
	+ */
	+ if (mod_param_profile.num_mtt)
	+ profile->num_mtt = 1 << mod_param_profile.num_mtt;
	+ else {
	+ profile->num_mtt =
	+ roundup_pow_of_two(max_t(unsigned,
	+ 1 << (MLX4_LOG_NUM_MTT - log_mtts_per_seg),
	+ min(1UL << (MLX4_MAX_LOG_NUM_MTT - log_mtts_per_seg),
	+ (total_memory << 1) >> log_mtts_per_seg)));
	+ /* set the actual value, so it will be reflected to the user
	+ * using the sysfs
	+ */
	+ mod_param_profile.num_mtt = ilog2(profile->num_mtt);
	+ }
	+}
	+
	enum {
	MLX4_IF_STATE_BASIC,
	MLX4_IF_STATE_EXTENDED
	};

	+static inline void mlx4_set_num_reserved_uars(struct mlx4_dev dev, struct mlx4_dev_cap dev_cap)
	+{
	+ /* The first 128 UARs are used for EQ doorbells */
	+ dev->caps.reserved_uars =
	+ max_t(
	+ int,
	+ mlx4_get_num_reserved_uar(dev),
	+ dev_cap->reserved_uars / (1 << (PAGE_SHIFT - dev->uar_page_shift)));
	+}
	+
	static inline u64 dbdf_to_u64(int domain, int bus, int dev, int fn)
	{
	return (domain << 20) \| (bus << 12) \| (dev << 4) \| fn;
	@@ -296,63 +437,118 @@
	, dbdf2val->name , dbdf2val->range.min, dbdf2val->range.max);
	}

	+static inline int is_valid_value(int val, struct mlx4_dbdf2val_lst *v)
	+{
	+ int i;
	+
	+ for (i = 0; i < v->num_inval_vals; i++) {
	+ if (val == v->inval_val[i])
	+ return 0;
	+ }
	+ return 1;
	+}
	+
	+static inline void pr_invalid_value(int val, struct mlx4_dbdf2val_lst *dbdf2val)
	+{
	+ pr_warn("mlx4_core: value %d of '%s' is not allowed\n",
	+ val, dbdf2val->name);
	+}
	+
	static inline int is_in_range(int val, struct mlx4_range *r)
	{
	return (val >= r->min && val <= r->max);
	}

	-static int update_defaults(struct param_data *pdata)
	+static int parse_array(struct param_data pdata, char p, long *vals, u32 n)
	{
	- long int val[MLX4_MAX_BDF_VALS];
	- int ret;
	- char t, p = pdata->dbdf2val.str;
	- char sval[32];
	- int val_len;
	-
	- if (!strlen(p) \|\| strchr(p, ':') \|\| strchr(p, '.') \|\| strchr(p, ';'))
	- return INVALID_STR;
	+ u32 iter = 0;
	+
	+ while (n != 0 && strlen(p)) {
	+ char *t = strchr(p, ',');
	+ int val_len = t - p;
	+ char sval[32];
	+ int ret;
	+
	+ /* Try to parse as last element */
	+ if (!t && !kstrtol(p, 0, vals)) {
	+ if (!is_in_range(*vals, &pdata->dbdf2val.range)) {
	+ pr_out_of_range(&pdata->dbdf2val);
	+ return -INVALID_DATA;
	+ }
	+ if (!is_valid_value(*vals, &pdata->dbdf2val)) {
	+ pr_invalid_value(*vals, &pdata->dbdf2val);
	+ return -INVALID_DATA;
	+ }
	+ return ++iter;
	+ }

	- switch (pdata->id) {
	- case PORT_TYPE_ARRAY:
	- t = strchr(p, ',');
	- if (!t \|\| t == p \|\| (t - p) > sizeof(sval))
	- return INVALID_STR;
	+ if (!t \|\| t == p \|\| val_len > sizeof(sval))
	+ return -INVALID_STR;

	- val_len = t - p;
	strncpy(sval, p, val_len);
	sval[val_len] = 0;

	- ret = kstrtol(sval, 0, &val[0]);
	- if (ret == -EINVAL)
	- return INVALID_STR;
	- if (ret \|\| !is_in_range(val[0], &pdata->dbdf2val.range)) {
	- pr_out_of_range(&pdata->dbdf2val);
	- return INVALID_DATA;
	- }
	+ ret = kstrtol(sval, 0, vals);

	- ret = kstrtol(t + 1, 0, &val[1]);
	if (ret == -EINVAL)
	- return INVALID_STR;
	- if (ret \|\| !is_in_range(val[1], &pdata->dbdf2val.range)) {
	+ return -INVALID_STR;
	+ if (ret \|\| !is_in_range(*vals, &pdata->dbdf2val.range)) {
	pr_out_of_range(&pdata->dbdf2val);
	- return INVALID_DATA;
	+ return -INVALID_DATA;
	+ }
	+ if (!is_valid_value(*vals, &pdata->dbdf2val)) {
	+ pr_invalid_value(*vals, &pdata->dbdf2val);
	+ return -INVALID_DATA;
	}

	- pdata->dbdf2val.tbl[0].val[0] = val[0];
	- pdata->dbdf2val.tbl[0].val[1] = val[1];
	- break;
	+ ++iter;
	+ ++vals;
	+ p += val_len + 1;
	+ if (n > 0)
	+ n--;
	+ }
	+
	+ return -INVALID_STR;
	+}
	+
	+#define ARRAY_LEN(arr) (sizeof((arr))/sizeof((arr)[0]))
	+static int parse_mod_param(struct param_data *pdata)
	+{
	+ int i;
	+ int ret = 0;
	+ long port_array[ARRAY_LEN(pdata->dbdf2val.tbl[0].val)];
	+ char *p = pdata->dbdf2val.str;
	+
	+ ret = parse_array(pdata, p, port_array,
	+ pdata->dbdf2val.num_vals);
	+ if (ret > pdata->dbdf2val.num_vals \|\| ret <= 0)
	+ return ret < 0 ? -ret : INVALID_STR;
	+ for (i = 0; i < ret; i++)
	+ pdata->dbdf2val.tbl[0].val[i] = port_array[i];
	+ pdata->dbdf2val.tbl[0].argc = i;
	+ return 0;
	+}
	+
	+static int update_defaults(struct param_data *pdata)
	+{
	+ int ret;
	+ char *p = pdata->dbdf2val.str;
	+
	+ if (!strlen(p) \|\| strchr(p, ':') \|\| strchr(p, '.') \|\| strchr(p, ';'))
	+ return INVALID_STR;

	+ switch (pdata->id) {
	+ case UD_GID_TYPE:
	+ case ROCE_MODE:
	+ case PORT_TYPE_ARRAY:
	case NUM_VFS:
	case PROBE_VF:
	- ret = kstrtol(p, 0, &val[0]);
	- if (ret == -EINVAL)
	- return INVALID_STR;
	- if (ret \|\| !is_in_range(val[0], &pdata->dbdf2val.range)) {
	- pr_out_of_range(&pdata->dbdf2val);
	- return INVALID_DATA;
	- }
	- pdata->dbdf2val.tbl[0].val[0] = val[0];
	+ ret = parse_mod_param(pdata);
	+ if (ret)
	+ return ret;
	break;
	+ default:
	+ return INVALID_DATA;
	}
	pdata->dbdf2val.tbl[1].dbdf = MLX4_ENDOF_TBL;

	@@ -374,6 +570,7 @@

	for (j = 0; j < dbdf2val_lst->num_vals; j++)
	dbdf2val_lst->tbl[0].val[j] = dbdf2val_lst->def_val[j];
	+ dbdf2val_lst->tbl[0].argc = 0;
	dbdf2val_lst->tbl[1].dbdf = MLX4_ENDOF_TBL;

	str_size = strlen(dbdf2val_lst->str);
	@@ -434,8 +631,13 @@
	long int val;
	int ret, val_len;
	char vsep = ';';
	+ int last_occurence = 0;

	v = (k == dbdf2val_lst->num_vals - 1) ? t : strchr(p, vsep);
	+ if (NULL == v) {
	+ v = t;
	+ last_occurence = 1;
	+ }
	if (!v \|\| v > t \|\| v == p \|\| (v - p) > sizeof(sval)) {
	pr_val_err(sbdf, dbdf2val_lst->name, p);
	goto err;
	@@ -460,9 +662,12 @@
	}

	dbdf2val_lst->tbl[i].val[k] = val;
	+ dbdf2val_lst->tbl[i].argc = k + 1;
	p = v;
	if (p[0] == vsep)
	p++;
	+ if (last_occurence)
	+ break;
	}

	dbdf2val_lst->tbl[i].dbdf = dbdf;
	@@ -500,13 +705,24 @@
	if (!pdev)
	return -EINVAL;

	- dbdf = dbdf_to_u64(pci_get_domain(pdev->dev.bsddev), pci_get_bus(pdev->dev.bsddev),
	- PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn));
	+ if (pci_get_bus(pdev->dev.bsddev) == 0) {
	+ pr_debug("mlx4_core: pci_dev without valid bus number\n");
	+ return -EINVAL;
	+ }
	+
	+ dbdf = dbdf_to_u64(pci_get_domain(pdev->dev.bsddev),
	+ pci_get_bus(pdev->dev.bsddev),
	+ pci_get_slot(pdev->dev.bsddev),
	+ pci_get_function(pdev->dev.bsddev));

	while ((i < MLX4_DEVS_TBL_SIZE) && (tbl[i].dbdf != MLX4_ENDOF_TBL)) {
	if (tbl[i].dbdf == dbdf) {
	- *val = tbl[i].val[idx];
	- return 0;
	+ if (idx < tbl[i].argc) {
	+ *val = tbl[i].val[idx];
	+ return 0;
	+ } else {
	+ return -EINVAL;
	+ }
	}
	i++;
	}
	@@ -515,46 +731,31 @@
	}
	EXPORT_SYMBOL(mlx4_get_val);

	-static void process_mod_param_profile(struct mlx4_profile *profile)
	+static int mlx4_get_argc(struct mlx4_dbdf2val tbl, struct pci_dev pdev)
	{
	- vm_size_t hwphyssz;
	- hwphyssz = 0;
	- TUNABLE_ULONG_FETCH("hw.realmem", (u_long *) &hwphyssz);
	+ u64 dbdf;
	+ int i = 1;

	- profile->num_qp = 1 << mod_param_profile.num_qp;
	- profile->num_srq = 1 << mod_param_profile.num_srq;
	- profile->rdmarc_per_qp = 1 << mod_param_profile.rdmarc_per_qp;
	- profile->num_cq = 1 << mod_param_profile.num_cq;
	- profile->num_mcg = 1 << mod_param_profile.num_mcg;
	- profile->num_mpt = 1 << mod_param_profile.num_mpt;
	- /*
	- * We want to scale the number of MTTs with the size of the
	- * system memory, since it makes sense to register a lot of
	- * memory on a system with a lot of memory. As a heuristic,
	- * make sure we have enough MTTs to register twice the system
	- * memory (with PAGE_SIZE entries).
	- *
	- * This number has to be a power of two and fit into 32 bits
	- * due to device limitations. We cap this at 2^30 as of bit map
	- * limitation to work with int instead of uint (mlx4_buddy_init -> bitmap_zero)
	- * That limits us to 4TB of memory registration per HCA with
	- * 4KB pages, which is probably OK for the next few months.
	- */
	- if (mod_param_profile.num_mtt_segs)
	- profile->num_mtt_segs = 1 << mod_param_profile.num_mtt_segs;
	- else {
	- profile->num_mtt_segs =
	- roundup_pow_of_two(max_t(unsigned,
	- 1 << (MLX4_LOG_NUM_MTT - log_mtts_per_seg),
	- min(1UL <<
	- (MLX4_MAX_LOG_NUM_MTT -
	- log_mtts_per_seg),
	- (hwphyssz << 1)
	- >> log_mtts_per_seg)));
	- /* set the actual value, so it will be reflected to the user
	- using the sysfs */
	- mod_param_profile.num_mtt_segs = ilog2(profile->num_mtt_segs);
	+ if (!pdev)
	+ return -EINVAL;
	+
	+ if (pci_get_bus(pdev->dev.bsddev) == 0) {
	+ pr_debug("mlx4_core: pci_dev without valid bus number\n");
	+ return -EINVAL;
	+ }
	+
	+ dbdf = dbdf_to_u64(pci_get_domain(pdev->dev.bsddev),
	+ pci_get_bus(pdev->dev.bsddev),
	+ pci_get_slot(pdev->dev.bsddev),
	+ pci_get_function(pdev->dev.bsddev));
	+
	+ while ((i < MLX4_DEVS_TBL_SIZE) && (tbl[i].dbdf != MLX4_ENDOF_TBL)) {
	+ if (tbl[i].dbdf == dbdf)
	+ return tbl[i].argc;
	+ i++;
	}
	+
	+ return tbl[0].argc;
	}

	int mlx4_check_port_params(struct mlx4_dev *dev,
	@@ -562,11 +763,10 @@
	{
	int i;

	- for (i = 0; i < dev->caps.num_ports - 1; i++) {
	- if (port_type[i] != port_type[i + 1]) {
	- if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) {
	- mlx4_err(dev, "Only same port types supported "
	- "on this HCA, aborting.\n");
	+ if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) {
	+ for (i = 0; i < dev->caps.num_ports - 1; i++) {
	+ if (port_type[i] != port_type[i + 1]) {
	+ mlx4_err(dev, "Only same port types supported on this HCA, aborting\n");
	return -EINVAL;
	}
	}
	@@ -574,8 +774,8 @@

	for (i = 0; i < dev->caps.num_ports; i++) {
	if (!(port_type[i] & dev->caps.supported_type[i+1])) {
	- mlx4_err(dev, "Requested port type for port %d is not "
	- "supported on this HCA\n", i + 1);
	+ mlx4_err(dev, "Requested port type for port %d is not supported on this HCA\n",
	+ i + 1);
	return -EINVAL;
	}
	}
	@@ -590,6 +790,123 @@
	dev->caps.port_mask[i] = dev->caps.port_type[i];
	}

	+enum {
	+ MLX4_QUERY_FUNC_NUM_SYS_EQS = 1 << 0,
	+};
	+
	+static int mlx4_query_func(struct mlx4_dev dev, struct mlx4_dev_cap dev_cap)
	+{
	+ int err = 0;
	+ struct mlx4_func func;
	+
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) {
	+ err = mlx4_QUERY_FUNC(dev, &func, 0);
	+ if (err) {
	+ mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n");
	+ return err;
	+ }
	+ dev_cap->max_eqs = func.max_eq;
	+ dev_cap->reserved_eqs = func.rsvd_eqs;
	+ dev_cap->reserved_uars = func.rsvd_uars;
	+ err \|= MLX4_QUERY_FUNC_NUM_SYS_EQS;
	+ }
	+ return err;
	+}
	+
	+static void mlx4_enable_cqe_eqe_stride(struct mlx4_dev *dev)
	+{
	+ struct mlx4_caps *dev_cap = &dev->caps;
	+
	+ /* FW not supporting or cancelled by user */
	+ if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_EQE_STRIDE) \|\|
	+ !(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_CQE_STRIDE))
	+ return;
	+
	+ /* Must have 64B CQE_EQE enabled by FW to use bigger stride
	+ * When FW has NCSI it may decide not to report 64B CQE/EQEs
	+ */
	+ if (!(dev_cap->flags & MLX4_DEV_CAP_FLAG_64B_EQE) \|\|
	+ !(dev_cap->flags & MLX4_DEV_CAP_FLAG_64B_CQE)) {
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_CQE_STRIDE;
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_EQE_STRIDE;
	+ return;
	+ }
	+
	+ if (cache_line_size() == 128 \|\| cache_line_size() == 256) {
	+ mlx4_dbg(dev, "Enabling CQE stride cacheLine supported\n");
	+ /* Changing the real data inside CQE size to 32B */
	+ dev_cap->flags &= ~MLX4_DEV_CAP_FLAG_64B_CQE;
	+ dev_cap->flags &= ~MLX4_DEV_CAP_FLAG_64B_EQE;
	+
	+ if (mlx4_is_master(dev))
	+ dev_cap->function_caps \|= MLX4_FUNC_CAP_EQE_CQE_STRIDE;
	+ } else {
	+ if (cache_line_size() != 32 && cache_line_size() != 64)
	+ mlx4_dbg(dev, "Disabling CQE stride, cacheLine size unsupported\n");
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_CQE_STRIDE;
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_EQE_STRIDE;
	+ }
	+}
	+
	+static int _mlx4_dev_port(struct mlx4_dev *dev, int port,
	+ struct mlx4_port_cap *port_cap)
	+{
	+ dev->caps.vl_cap[port] = port_cap->max_vl;
	+ dev->caps.ib_mtu_cap[port] = port_cap->ib_mtu;
	+ dev->phys_caps.gid_phys_table_len[port] = port_cap->max_gids;
	+ dev->phys_caps.pkey_phys_table_len[port] = port_cap->max_pkeys;
	+ /* set gid and pkey table operating lengths by default
	+ * to non-sriov values
	+ */
	+ dev->caps.gid_table_len[port] = port_cap->max_gids;
	+ dev->caps.pkey_table_len[port] = port_cap->max_pkeys;
	+ dev->caps.port_width_cap[port] = port_cap->max_port_width;
	+ dev->caps.eth_mtu_cap[port] = port_cap->eth_mtu;
	+ dev->caps.def_mac[port] = port_cap->def_mac;
	+ dev->caps.supported_type[port] = port_cap->supported_port_types;
	+ dev->caps.suggested_type[port] = port_cap->suggested_type;
	+ dev->caps.default_sense[port] = port_cap->default_sense;
	+ dev->caps.trans_type[port] = port_cap->trans_type;
	+ dev->caps.vendor_oui[port] = port_cap->vendor_oui;
	+ dev->caps.wavelength[port] = port_cap->wavelength;
	+ dev->caps.trans_code[port] = port_cap->trans_code;
	+
	+ return 0;
	+}
	+
	+static int mlx4_dev_port(struct mlx4_dev *dev, int port,
	+ struct mlx4_port_cap *port_cap)
	+{
	+ int err = 0;
	+
	+ err = mlx4_QUERY_PORT(dev, port, port_cap);
	+
	+ if (err)
	+ mlx4_err(dev, "QUERY_PORT command failed.\n");
	+
	+ return err;
	+}
	+
	+static inline void mlx4_enable_ignore_fcs(struct mlx4_dev *dev)
	+{
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_IGNORE_FCS))
	+ return;
	+
	+ if (mlx4_is_mfunc(dev)) {
	+ mlx4_dbg(dev, "SRIOV mode - Disabling Ignore FCS");
	+ dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_IGNORE_FCS;
	+ return;
	+ }
	+
	+ if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_FCS_KEEP)) {
	+ mlx4_dbg(dev,
	+ "Keep FCS is not supported - Disabling Ignore FCS");
	+ dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_IGNORE_FCS;
	+ return;
	+ }
	+}
	+
	+#define MLX4_A0_STEERING_TABLE_SIZE 256
	static int mlx4_dev_cap(struct mlx4_dev dev, struct mlx4_dev_cap dev_cap)
	{
	int err;
	@@ -597,52 +914,54 @@

	err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
	if (err) {
	- mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n");
	+ mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n");
	return err;
	}

	+ if ((ingress_parser_mode != MLX4_INGRESS_PARSER_MODE_STANDARD) &&
	+ (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_MODIFY_PARSER)) {
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS;
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_ROCEV2;
	+ }
	+
	+ mlx4_dev_cap_dump(dev, dev_cap);
	+
	if (dev_cap->min_page_sz > PAGE_SIZE) {
	- mlx4_err(dev, "HCA minimum page size of %d bigger than "
	- "kernel PAGE_SIZE of %d, aborting.\n",
	- dev_cap->min_page_sz, (int)PAGE_SIZE);
	+ mlx4_err(dev, "HCA minimum page size of %d bigger than kernel PAGE_SIZE of %ld, aborting\n",
	+ dev_cap->min_page_sz, (long)PAGE_SIZE);
	return -ENODEV;
	}
	if (dev_cap->num_ports > MLX4_MAX_PORTS) {
	- mlx4_err(dev, "HCA has %d ports, but we only support %d, "
	- "aborting.\n",
	+ mlx4_err(dev, "HCA has %d ports, but we only support %d, aborting\n",
	dev_cap->num_ports, MLX4_MAX_PORTS);
	return -ENODEV;
	}

	- if (dev_cap->uar_size > pci_resource_len(dev->pdev, 2)) {
	- mlx4_err(dev, "HCA reported UAR size of 0x%x bigger than "
	- "PCI resource 2 size of 0x%llx, aborting.\n",
	+ if (dev_cap->uar_size > pci_resource_len(dev->persist->pdev, 2)) {
	+ mlx4_err(dev, "HCA reported UAR size of 0x%x bigger than PCI resource 2 size of 0x%llx, aborting\n",
	dev_cap->uar_size,
	- (unsigned long long) pci_resource_len(dev->pdev, 2));
	+ (unsigned long long)
	+ pci_resource_len(dev->persist->pdev, 2));
	return -ENODEV;
	}
	+ if (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_ROCE_V1_V2)
	+ dev->caps.roce_addr_support = 1;

	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ if ((dev_cap->bmme_flags & MLX4_BMME_FLAG_WQE_FORMAT))
	+ dev_cap->flags2 \|= MLX4_DEV_CAP_FLAG2_WQE_FORMAT;
	+#endif
	dev->caps.num_ports = dev_cap->num_ports;
	- dev->phys_caps.num_phys_eqs = MLX4_MAX_EQ_NUM;
	+ dev->caps.num_sys_eqs = dev_cap->num_sys_eqs;
	+ dev->phys_caps.num_phys_eqs = dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS ?
	+ dev->caps.num_sys_eqs :
	+ MLX4_MAX_EQ_NUM;
	for (i = 1; i <= dev->caps.num_ports; ++i) {
	- dev->caps.vl_cap[i] = dev_cap->max_vl[i];
	- dev->caps.ib_mtu_cap[i] = dev_cap->ib_mtu[i];
	- dev->phys_caps.gid_phys_table_len[i] = dev_cap->max_gids[i];
	- dev->phys_caps.pkey_phys_table_len[i] = dev_cap->max_pkeys[i];
	- /* set gid and pkey table operating lengths by default
	- * to non-sriov values */
	- dev->caps.gid_table_len[i] = dev_cap->max_gids[i];
	- dev->caps.pkey_table_len[i] = dev_cap->max_pkeys[i];
	- dev->caps.port_width_cap[i] = dev_cap->max_port_width[i];
	- dev->caps.eth_mtu_cap[i] = dev_cap->eth_mtu[i];
	- dev->caps.def_mac[i] = dev_cap->def_mac[i];
	- dev->caps.supported_type[i] = dev_cap->supported_port_types[i];
	- dev->caps.suggested_type[i] = dev_cap->suggested_type[i];
	- dev->caps.default_sense[i] = dev_cap->default_sense[i];
	- dev->caps.trans_type[i] = dev_cap->trans_type[i];
	- dev->caps.vendor_oui[i] = dev_cap->vendor_oui[i];
	- dev->caps.wavelength[i] = dev_cap->wavelength[i];
	- dev->caps.trans_code[i] = dev_cap->trans_code[i];
	+ err = _mlx4_dev_port(dev, i, dev_cap->port_cap + i);
	+ if (err) {
	+ mlx4_err(dev, "QUERY_PORT command failed, aborting\n");
	+ return err;
	+ }
	}

	dev->caps.uar_page_size = PAGE_SIZE;
	@@ -661,7 +980,8 @@
	dev->caps.max_rq_desc_sz = dev_cap->max_rq_desc_sz;
	/*
	* Subtract 1 from the limit because we need to allocate a
	- * spare CQE to enable resizing the CQ
	+ * spare CQE so the HCA HW can tell the difference between an
	+ * empty CQ and a full CQ.
	*/
	dev->caps.max_cqes = dev_cap->max_cq_sz - 1;
	dev->caps.reserved_cqs = dev_cap->reserved_cqs;
	@@ -669,8 +989,6 @@
	dev->caps.reserved_mtts = dev_cap->reserved_mtts;
	dev->caps.reserved_mrws = dev_cap->reserved_mrws;

	- /* The first 128 UARs are used for EQ doorbells */
	- dev->caps.reserved_uars = max_t(int, 128, dev_cap->reserved_uars);
	dev->caps.reserved_pds = dev_cap->reserved_pds;
	dev->caps.reserved_xrcds = (dev->caps.flags & MLX4_DEV_CAP_FLAG_XRC) ?
	dev_cap->reserved_xrcds : 0;
	@@ -685,9 +1003,30 @@
	dev->caps.bmme_flags = dev_cap->bmme_flags;
	dev->caps.reserved_lkey = dev_cap->reserved_lkey;
	dev->caps.stat_rate_support = dev_cap->stat_rate_support;
	- dev->caps.cq_timestamp = dev_cap->timestamp_support;
	dev->caps.max_gso_sz = dev_cap->max_gso_sz;
	dev->caps.max_rss_tbl_sz = dev_cap->max_rss_tbl_sz;
	+ dev->caps.cq_overrun = dev_cap->cq_overrun;
	+
	+ /* Save uar page shift */
	+ if (!mlx4_is_slave(dev)) {
	+ dev->uar_page_shift = DEFAULT_UAR_PAGE_SHIFT;
	+ mlx4_set_num_reserved_uars(dev, dev_cap);
	+ }
	+
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_PHV_EN) {
	+ struct mlx4_init_hca_param hca_param;
	+
	+ memset(&hca_param, 0, sizeof(hca_param));
	+ err = mlx4_QUERY_HCA(dev, &hca_param);
	+ /* Turn off PHV_EN flag in case phv_check_en is set.
	+ * phv_check_en is a HW check that parse the packet and verify
	+ * phv bit was reported correctly in the wqe. To allow QinQ
	+ * PHV_EN flag should be set and phv_check_en must be cleared
	+ * otherwise QinQ packets will be drop by the HW.
	+ */
	+ if (err \|\| hca_param.phv_check_en)
	+ dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_PHV_EN;
	+ }

	/* Sense port always allowed on supported devices for ConnectX-1 and -2 */
	if (mlx4_priv(dev)->pci_dev_data & MLX4_PCI_DEV_FORCE_SENSE_PORT)
	@@ -696,8 +1035,13 @@
	if (mlx4_is_mfunc(dev))
	dev->caps.flags &= ~MLX4_DEV_CAP_FLAG_SENSE_SUPPORT;

	- dev->caps.log_num_macs = log_num_mac;
	- dev->caps.log_num_vlans = MLX4_LOG_NUM_VLANS;
	+ if (mlx4_low_memory_profile()) {
	+ dev->caps.log_num_macs = MLX4_MIN_LOG_NUM_MAC;
	+ dev->caps.log_num_vlans = MLX4_MIN_LOG_NUM_VLANS;
	+ } else {
	+ dev->caps.log_num_macs = log_num_mac;
	+ dev->caps.log_num_vlans = MLX4_LOG_NUM_VLANS;
	+ }

	dev->caps.fast_drop = fast_drop ?
	!!(dev->caps.flags & MLX4_DEV_CAP_FLAG_FAST_DROP) :
	@@ -721,7 +1065,7 @@
	*/
	int pta;
	mlx4_get_val(port_type_array.dbdf2val.tbl,
	- pci_physfn(dev->pdev), i - 1,
	+ pci_physfn(dev->persist->pdev), i - 1,
	&pta);
	if (pta == MLX4_PORT_TYPE_NONE) {
	dev->caps.port_type[i] = dev->caps.suggested_type[i] ?
	@@ -747,9 +1091,6 @@
	(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP) &&
	(dev->caps.flags & MLX4_DEV_CAP_FLAG_SENSE_SUPPORT));

	- /* Disablling auto sense for default Eth ports support */
	- mlx4_priv(dev)->sense.sense_allowed[i] = 0;
	-
	/*
	* If "default_sense" bit is set, we move the port to "AUTO" mode
	* and perform sense_port FW command to try and set the correct
	@@ -765,16 +1106,14 @@
	dev->caps.possible_type[i] = dev->caps.port_type[i];
	}

	- if (dev->caps.log_num_macs > dev_cap->log_max_macs[i]) {
	- dev->caps.log_num_macs = dev_cap->log_max_macs[i];
	- mlx4_warn(dev, "Requested number of MACs is too much "
	- "for port %d, reducing to %d.\n",
	+ if (dev->caps.log_num_macs > dev_cap->port_cap[i].log_max_macs) {
	+ dev->caps.log_num_macs = dev_cap->port_cap[i].log_max_macs;
	+ mlx4_warn(dev, "Requested number of MACs is too much for port %d, reducing to %d\n",
	i, 1 << dev->caps.log_num_macs);
	}
	- if (dev->caps.log_num_vlans > dev_cap->log_max_vlans[i]) {
	- dev->caps.log_num_vlans = dev_cap->log_max_vlans[i];
	- mlx4_warn(dev, "Requested number of VLANs is too much "
	- "for port %d, reducing to %d.\n",
	+ if (dev->caps.log_num_vlans > dev_cap->port_cap[i].log_max_vlans) {
	+ dev->caps.log_num_vlans = dev_cap->port_cap[i].log_max_vlans;
	+ mlx4_warn(dev, "Requested number of VLANs is too much for port %d, reducing to %d\n",
	i, 1 << dev->caps.log_num_vlans);
	}
	}
	@@ -795,24 +1134,54 @@
	dev->caps.num_ports;
	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_EXCH] = MLX4_NUM_FEXCH;

	+ if (dev_cap->dmfs_high_rate_qpn_base > 0 &&
	+ dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FS_EN)
	+ dev->caps.dmfs_high_rate_qpn_base = dev_cap->dmfs_high_rate_qpn_base;
	+ else
	+ dev->caps.dmfs_high_rate_qpn_base =
	+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW];
	+
	+ if (dev_cap->dmfs_high_rate_qpn_range > 0 &&
	+ dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FS_EN) {
	+ dev->caps.dmfs_high_rate_qpn_range = dev_cap->dmfs_high_rate_qpn_range;
	+ dev->caps.dmfs_high_steer_mode = MLX4_STEERING_DMFS_A0_DEFAULT;
	+ dev->caps.flags2 \|= MLX4_DEV_CAP_FLAG2_FS_A0;
	+ } else {
	+ dev->caps.dmfs_high_steer_mode = MLX4_STEERING_DMFS_A0_NOT_SUPPORTED;
	+ dev->caps.dmfs_high_rate_qpn_base =
	+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW];
	+ dev->caps.dmfs_high_rate_qpn_range = MLX4_A0_STEERING_TABLE_SIZE;
	+ }
	+
	+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_RSS_RAW_ETH] =
	+ dev->caps.dmfs_high_rate_qpn_range;
	+
	dev->caps.reserved_qps = dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] +
	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_ETH_ADDR] +
	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_ADDR] +
	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_EXCH];

	dev->caps.sync_qp = dev_cap->sync_qp;
	- if (dev->pdev->device == 0x1003)
	+ if (dev->persist->pdev->device == 0x1003 \|\| dev->caps.cq_overrun)
	dev->caps.cq_flags \|= MLX4_DEV_CAP_CQ_FLAG_IO;

	dev->caps.sqp_demux = (mlx4_is_master(dev)) ? MLX4_MAX_NUM_SLAVES : 0;

	- if (!mlx4_enable_64b_cqe_eqe && !mlx4_is_slave(dev)) {
	+ if (!enable_64b_cqe_eqe && !mlx4_is_slave(dev)) {
	if (dev_cap->flags &
	(MLX4_DEV_CAP_FLAG_64B_CQE \| MLX4_DEV_CAP_FLAG_64B_EQE)) {
	mlx4_warn(dev, "64B EQEs/CQEs supported by the device but not enabled\n");
	dev->caps.flags &= ~MLX4_DEV_CAP_FLAG_64B_CQE;
	dev->caps.flags &= ~MLX4_DEV_CAP_FLAG_64B_EQE;
	}
	+
	+ if (dev_cap->flags2 &
	+ (MLX4_DEV_CAP_FLAG2_CQE_STRIDE \|
	+ MLX4_DEV_CAP_FLAG2_EQE_STRIDE)) {
	+ mlx4_warn(dev, "Disabling EQE/CQE stride per user request\n");
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_CQE_STRIDE;
	+ dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_EQE_STRIDE;
	+ }
	}

	if ((dev->caps.flags &
	@@ -823,10 +1192,106 @@
	if (!mlx4_is_slave(dev)) {
	for (i = 0; i < dev->caps.num_ports; ++i)
	dev->caps.def_counter_index[i] = i << 1;
	+ mlx4_enable_cqe_eqe_stride(dev);
	+ dev->caps.alloc_res_qp_mask =
	+ (dev->caps.bf_reg_size ? MLX4_RESERVE_ETH_BF_QP : 0) \|
	+ MLX4_RESERVE_A0_QP;
	+
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETS_CFG) &&
	+ dev->caps.flags & MLX4_DEV_CAP_FLAG_SET_ETH_SCHED) {
	+ mlx4_warn(dev, "Old device ETS support detected\n");
	+ mlx4_warn(dev, "Consider upgrading device FW.\n");
	+ dev->caps.flags2 \|= MLX4_DEV_CAP_FLAG2_ETS_CFG;
	+ }
	+
	+ } else {
	+ dev->caps.alloc_res_qp_mask = 0;
	+ }
	+
	+ mlx4_enable_ignore_fcs(dev);
	+
	+ return 0;
	+}
	+
	+static int mlx4_get_pcie_dev_link_caps(struct mlx4_dev *dev,
	+ enum pci_bus_speed *speed,
	+ enum pcie_link_width *width)
	+{
	+ u32 lnkcap1, lnkcap2;
	+ int err1, err2;
	+
	+#define PCIE_MLW_CAP_SHIFT 4 /* start of MLW mask in link capabilities */
	+
	+ *speed = PCI_SPEED_UNKNOWN;
	+ *width = PCIE_LNK_WIDTH_UNKNOWN;
	+
	+ err1 = pcie_capability_read_dword(dev->persist->pdev, PCI_EXP_LNKCAP,
	+ &lnkcap1);
	+ err2 = pcie_capability_read_dword(dev->persist->pdev, PCI_EXP_LNKCAP2,
	+ &lnkcap2);
	+ if (!err2 && lnkcap2) { /* PCIe r3.0-compliant */
	+ if (lnkcap2 & PCI_EXP_LNKCAP2_SLS_8_0GB)
	+ *speed = PCIE_SPEED_8_0GT;
	+ else if (lnkcap2 & PCI_EXP_LNKCAP2_SLS_5_0GB)
	+ *speed = PCIE_SPEED_5_0GT;
	+ else if (lnkcap2 & PCI_EXP_LNKCAP2_SLS_2_5GB)
	+ *speed = PCIE_SPEED_2_5GT;
	+ }
	+ if (!err1) {
	+ *width = (lnkcap1 & PCI_EXP_LNKCAP_MLW) >> PCIE_MLW_CAP_SHIFT;
	+ if (!lnkcap2) { /* pre-r3.0 */
	+ if (lnkcap1 & PCI_EXP_LNKCAP_SLS_5_0GB)
	+ *speed = PCIE_SPEED_5_0GT;
	+ else if (lnkcap1 & PCI_EXP_LNKCAP_SLS_2_5GB)
	+ *speed = PCIE_SPEED_2_5GT;
	+ }
	}

	+ if (speed == PCI_SPEED_UNKNOWN \|\| width == PCIE_LNK_WIDTH_UNKNOWN) {
	+ return err1 ? err1 :
	+ err2 ? err2 : -EINVAL;
	+ }
	return 0;
	}
	+
	+static void mlx4_check_pcie_caps(struct mlx4_dev *dev)
	+{
	+ enum pcie_link_width width, width_cap;
	+ enum pci_bus_speed speed, speed_cap;
	+ int err;
	+
	+#define PCIE_SPEED_STR(speed) \
	+ (speed == PCIE_SPEED_8_0GT ? "8.0GT/s" : \
	+ speed == PCIE_SPEED_5_0GT ? "5.0GT/s" : \
	+ speed == PCIE_SPEED_2_5GT ? "2.5GT/s" : \
	+ "Unknown")
	+
	+ err = mlx4_get_pcie_dev_link_caps(dev, &speed_cap, &width_cap);
	+ if (err) {
	+ mlx4_warn(dev,
	+ "Unable to determine PCIe device BW capabilities\n");
	+ return;
	+ }
	+
	+ err = pcie_get_minimum_link(dev->persist->pdev, &speed, &width);
	+ if (err \|\| speed == PCI_SPEED_UNKNOWN \|\|
	+ width == PCIE_LNK_WIDTH_UNKNOWN) {
	+ mlx4_warn(dev,
	+ "Unable to determine PCI device chain minimum BW\n");
	+ return;
	+ }
	+
	+ if (width != width_cap \|\| speed != speed_cap)
	+ mlx4_warn(dev,
	+ "PCIe BW is different than device's capability\n");
	+
	+ mlx4_info(dev, "PCIe link speed is %s, device supports %s\n",
	+ PCIE_SPEED_STR(speed), PCIE_SPEED_STR(speed_cap));
	+ mlx4_info(dev, "PCIe link width is x%d, device supports x%d\n",
	+ width, width_cap);
	+ return;
	+}
	+
	/The function checks if there are live vf, return the num of them/
	static int mlx4_how_many_lives_vf(struct mlx4_dev *dev)
	{
	@@ -916,9 +1381,12 @@
	struct mlx4_init_hca_param *hca_param)
	{
	dev->caps.steering_mode = hca_param->steering_mode;
	- if (dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED)
	+ dev->caps.steering_attr = hca_param->steering_attr;
	+ if (dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) {
	dev->caps.num_qp_per_mgm = dev_cap->fs_max_num_qp_per_entry;
	- else
	+ dev->caps.fs_log_max_ucast_qp_range_size =
	+ dev_cap->fs_log_max_ucast_qp_range_size;
	+ } else
	dev->caps.num_qp_per_mgm =
	4 * ((1 << hca_param->log_mc_entry_sz)/16 - 2);

	@@ -926,149 +1394,310 @@
	mlx4_steering_mode_str(dev->caps.steering_mode));
	}

	-static int mlx4_slave_cap(struct mlx4_dev *dev)
	+static void mlx4_slave_destroy_special_qp_cap(struct mlx4_dev *dev)
	{
	- int err;
	- u32 page_size;
	- struct mlx4_dev_cap dev_cap;
	- struct mlx4_func_cap func_cap;
	- struct mlx4_init_hca_param hca_param;
	- int i;
	-
	- memset(&hca_param, 0, sizeof(hca_param));
	- err = mlx4_QUERY_HCA(dev, &hca_param);
	- if (err) {
	- mlx4_err(dev, "QUERY_HCA command failed, aborting.\n");
	- return err;
	- }
	+ kfree(dev->caps.qp0_qkey);
	+ kfree(dev->caps.qp0_tunnel);
	+ kfree(dev->caps.qp0_proxy);
	+ kfree(dev->caps.qp1_tunnel);
	+ kfree(dev->caps.qp1_proxy);
	+ dev->caps.qp0_qkey = NULL;
	+ dev->caps.qp0_tunnel = NULL;
	+ dev->caps.qp0_proxy = NULL;
	+ dev->caps.qp1_tunnel = NULL;
	+ dev->caps.qp1_proxy = NULL;
	+}

	- /fail if the hca has an unknown capability /
	- if ((hca_param.global_caps \| HCA_GLOBAL_CAP_MASK) !=
	- HCA_GLOBAL_CAP_MASK) {
	- mlx4_err(dev, "Unknown hca global capabilities\n");
	- return -ENOSYS;
	+static int mlx4_slave_special_qp_cap(struct mlx4_dev *dev)
	+{
	+ struct mlx4_func_cap *func_cap = NULL;
	+ int i, err;
	+
	+ func_cap = kzalloc(sizeof(*func_cap), GFP_KERNEL);
	+ dev->caps.qp0_qkey = kcalloc(dev->caps.num_ports,
	+ sizeof(u32), GFP_KERNEL);
	+ dev->caps.qp0_tunnel = kcalloc(dev->caps.num_ports,
	+ sizeof(u32), GFP_KERNEL);
	+ dev->caps.qp0_proxy = kcalloc(dev->caps.num_ports,
	+ sizeof(u32), GFP_KERNEL);
	+ dev->caps.qp1_tunnel = kcalloc(dev->caps.num_ports,
	+ sizeof(u32), GFP_KERNEL);
	+ dev->caps.qp1_proxy = kcalloc(dev->caps.num_ports,
	+ sizeof(u32), GFP_KERNEL);
	+
	+ if (!dev->caps.qp0_tunnel \|\| !dev->caps.qp0_proxy \|\|
	+ !dev->caps.qp1_tunnel \|\| !dev->caps.qp1_proxy \|\|
	+ !dev->caps.qp0_qkey \|\| !func_cap) {
	+ mlx4_err(dev, "Failed to allocate memory for special qps cap\n");
	+ err = -ENOMEM;
	+ goto err_mem;
	+ }
	+
	+ for (i = 1; i <= dev->caps.num_ports; ++i) {
	+ err = mlx4_QUERY_FUNC_CAP(dev, i, func_cap);
	+ if (err) {
	+ mlx4_err(dev, "QUERY_FUNC_CAP port command failed for port %d, aborting (%d)\n",
	+ i, err);
	+ goto err_mem;
	+ }
	+ dev->caps.force_vlan[i - 1] = func_cap->fvl;
	+ dev->caps.qp0_qkey[i - 1] = func_cap->qp0_qkey;
	+ dev->caps.qp0_tunnel[i - 1] = func_cap->qp0_tunnel_qpn;
	+ dev->caps.qp0_proxy[i - 1] = func_cap->qp0_proxy_qpn;
	+ dev->caps.qp1_tunnel[i - 1] = func_cap->qp1_tunnel_qpn;
	+ dev->caps.qp1_proxy[i - 1] = func_cap->qp1_proxy_qpn;
	+ dev->caps.def_counter_index[i - 1] = func_cap->def_counter_index;
	+ dev->caps.port_mask[i] = dev->caps.port_type[i];
	+ dev->caps.phys_port_id[i] = func_cap->phys_port_id;
	+ err = mlx4_get_slave_pkey_gid_tbl_len(dev, i,
	+ &dev->caps.gid_table_len[i],
	+ &dev->caps.pkey_table_len[i]);
	+ if (err) {
	+ mlx4_err(dev, "QUERY_PORT command failed for port %d, aborting (%d)\n",
	+ i, err);
	+ goto err_mem;
	+ }
	+ }
	+
	+ kfree(func_cap);
	+ return 0;
	+
	+err_mem:
	+ kfree(func_cap);
	+ mlx4_slave_destroy_special_qp_cap(dev);
	+
	+ return err;
	+}
	+
	+int mlx4_verify_supported_gid_type(struct mlx4_dev *dev, enum mlx4_roce_gid_type gid_type,
	+ enum mlx4_roce_gid_type *alt_type)
	+{
	+ static const int supported_gid_types[][2] = {
	+ [MLX4_ROCE_MODE_1] = {MLX4_ROCE_GID_TYPE_V1, -1},
	+ [MLX4_ROCE_MODE_1_5] = {MLX4_ROCE_GID_TYPE_V1_5, -1},
	+ [MLX4_ROCE_MODE_2] = {MLX4_ROCE_GID_TYPE_V2, -1},
	+ [MLX4_ROCE_MODE_1_5_PLUS_2] = {MLX4_ROCE_GID_TYPE_V1_5, MLX4_ROCE_GID_TYPE_V2},
	+ [MLX4_ROCE_MODE_1_PLUS_2] = {MLX4_ROCE_GID_TYPE_V1, MLX4_ROCE_GID_TYPE_V2}
	+ };
	+ enum mlx4_roce_mode roce_mode = dev->caps.roce_mode;
	+ int i;
	+ if (roce_mode == MLX4_ROCE_MODE_INVALID) {
	+ if (alt_type)
	+ *alt_type = MLX4_ROCE_GID_TYPE_INVALID;
	+ return -EINVAL;
	+ }
	+
	+ for (i = 0; i < ARRAY_SIZE(supported_gid_types[roce_mode]) &&
	+ gid_type != supported_gid_types[roce_mode][i]; i++)
	+ ;
	+
	+ if (i == ARRAY_SIZE(supported_gid_types[roce_mode])) {
	+ if (alt_type)
	+ *alt_type = supported_gid_types[roce_mode][0];
	+ return -EINVAL;
	+ }
	+ return 0;
	+}
	+
	+static void choose_roce_mode(struct mlx4_dev *dev,
	+ struct mlx4_dev_cap *dev_cap)
	+{
	+ int req_roce_mode;
	+ enum mlx4_roce_mode def_roce_mode;
	+ int req_ud_gid_type;
	+ enum mlx4_roce_gid_type alt_gid_type;
	+
	+ def_roce_mode = mlx4_is_roce_dev(dev) ?
	+ MLX4_ROCE_MODE_1 : MLX4_ROCE_MODE_INVALID;
	+
	+ mlx4_get_val(roce_mode.dbdf2val.tbl,
	+ pci_physfn(dev->persist->pdev), 0, &req_roce_mode);
	+ switch (req_roce_mode) {
	+ case MLX4_ROCE_MODE_1:
	+ req_roce_mode = def_roce_mode;
	+ break;
	+ case MLX4_ROCE_MODE_1_5:
	+ if (!(dev_cap->flags & MLX4_DEV_CAP_FLAG_R_ROCE) &&
	+ !(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_ROCEV2))
	+ req_roce_mode = def_roce_mode;
	+ break;
	+ case MLX4_ROCE_MODE_2:
	+ if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_ROCEV2))
	+ req_roce_mode = def_roce_mode;
	+ break;
	+ case MLX4_ROCE_MODE_1_5_PLUS_2:
	+ if (!(dev_cap->flags & MLX4_DEV_CAP_FLAG_R_ROCE) \|\|
	+ !dev->caps.roce_addr_support)
	+ req_roce_mode = def_roce_mode;
	+ break;
	+ case MLX4_ROCE_MODE_1_PLUS_2:
	+ if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_ROCE_V1_V2))
	+ req_roce_mode = def_roce_mode;
	+ break;
	+ default:
	+ req_roce_mode = def_roce_mode;
	}
	+ dev->caps.roce_mode = req_roce_mode;
	+ pr_info("mlx4_core: device is working in RoCE mode: %s\n",
	+ mlx4_roce_mode_to_str(dev->caps.roce_mode));

	- mlx4_log_num_mgm_entry_size = hca_param.log_mc_entry_sz;
	+ mlx4_get_val(ud_gid_type.dbdf2val.tbl, pci_physfn(dev->persist->pdev), 0, &req_ud_gid_type);

	- dev->caps.hca_core_clock = hca_param.hca_core_clock;
	+ if (mlx4_verify_supported_gid_type(dev, req_ud_gid_type, &alt_gid_type)) {
	+ pr_warn("mlx4_core: gid_type %d for UD QPs is not supported by the device "
	+ "gid_type %d was chosen instead\n", req_ud_gid_type, alt_gid_type);
	+ req_ud_gid_type = alt_gid_type;
	+ }
	+ dev->caps.ud_gid_type = req_ud_gid_type;
	+ pr_info("mlx4_core: UD QP Gid type is: %s\n",
	+ mlx4_roce_gid_type_to_str(dev->caps.ud_gid_type));
	+ dev->caps.rr_proto = mlx4_roce_proto_config;
	+}
	+
	+static int mlx4_slave_cap(struct mlx4_dev *dev)
	+{
	+ int err;
	+ u32 page_size;
	+ struct mlx4_dev_cap *dev_cap = NULL;
	+ struct mlx4_func_cap *func_cap = NULL;
	+ struct mlx4_init_hca_param *hca_param = NULL;
	+
	+ hca_param = kzalloc(sizeof(*hca_param), GFP_KERNEL);
	+ func_cap = kzalloc(sizeof(*func_cap), GFP_KERNEL);
	+ dev_cap = kzalloc(sizeof(*dev_cap), GFP_KERNEL);
	+ if (!hca_param \|\| !func_cap \|\| !dev_cap) {
	+ mlx4_err(dev, "Failed to allocate memory for slave_cap\n");
	+ err = -ENOMEM;
	+ goto free_mem;
	+ }

	- memset(&dev_cap, 0, sizeof(dev_cap));
	- dev->caps.max_qp_dest_rdma = 1 << hca_param.log_rd_per_qp;
	- err = mlx4_dev_cap(dev, &dev_cap);
	+ err = mlx4_QUERY_HCA(dev, hca_param);
	if (err) {
	- mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n");
	- return err;
	+ mlx4_err(dev, "QUERY_HCA command failed, aborting\n");
	+ goto free_mem;
	}

	- err = mlx4_QUERY_FW(dev);
	- if (err)
	- mlx4_err(dev, "QUERY_FW command failed: could not get FW version.\n");
	+ /* fail if the hca has an unknown global capability
	+ * at this time global_caps should be always zeroed
	+ */
	+ if (hca_param->global_caps) {
	+ mlx4_err(dev, "Unknown hca global capabilities\n");
	+ err = -ENOSYS;
	+ goto free_mem;
	+ }
	+
	+ dev->caps.hca_core_clock = hca_param->hca_core_clock;

	- if (!hca_param.mw_enable) {
	- dev->caps.flags &= ~MLX4_DEV_CAP_FLAG_MEM_WINDOW;
	- dev->caps.bmme_flags &= ~MLX4_BMME_FLAG_TYPE_2_WIN;
	+ dev->caps.max_qp_dest_rdma = 1 << hca_param->log_rd_per_qp;
	+ err = mlx4_dev_cap(dev, dev_cap);
	+ if (err) {
	+ mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n");
	+ goto free_mem;
	}

	+ err = mlx4_QUERY_FW(dev);
	+ if (err)
	+ mlx4_err(dev, "QUERY_FW command failed: could not get FW version\n");
	+
	page_size = ~dev->caps.page_size_cap + 1;
	mlx4_warn(dev, "HCA minimum page size:%d\n", page_size);
	if (page_size > PAGE_SIZE) {
	- mlx4_err(dev, "HCA minimum page size of %d bigger than "
	- "kernel PAGE_SIZE of %d, aborting.\n",
	- page_size, (int)PAGE_SIZE);
	- return -ENODEV;
	+ mlx4_err(dev, "HCA minimum page size of %d bigger than kernel PAGE_SIZE of %ld, aborting\n",
	+ page_size, (long)PAGE_SIZE);
	+ err = -ENODEV;
	+ goto free_mem;
	+ }
	+
	+ /Set uar_page_shift for VF/
	+ /This code must be after mlx4_QUERY_HCA and mlx4_dev_cap/
	+ dev->uar_page_shift = hca_param->uar_page_sz + 12;
	+ mlx4_set_num_reserved_uars(dev, dev_cap);
	+
	+ /Make sure the master uar page size is valid/
	+ if (dev->uar_page_shift > PAGE_SHIFT) {
	+ mlx4_err(dev, "Invalid configuration: uar page size is\
	+ larger than system page size?\n");
	+ err = -ENODEV;
	+ goto free_mem;
	+ }
	+
	+ /* Use fake uar value for software layers if needed*/
	+ if (dev->uar_page_shift != PAGE_SHIFT) {
	+ hca_param->uar_page_sz = PAGE_SHIFT - 12;
	+ hca_param->log_uar_sz = ilog2(dev->caps.num_uars);
	}

	/* slave gets uar page size from QUERY_HCA fw command */
	- dev->caps.uar_page_size = 1 << (hca_param.uar_page_sz + 12);
	+ dev->caps.uar_page_size = 1 << (hca_param->uar_page_sz + 12);

	/* TODO: relax this assumption */
	if (dev->caps.uar_page_size != PAGE_SIZE) {
	- mlx4_err(dev, "UAR size:%d != kernel PAGE_SIZE of %d\n",
	- dev->caps.uar_page_size, (int)PAGE_SIZE);
	- return -ENODEV;
	+ mlx4_err(dev, "UAR size:%d != kernel PAGE_SIZE of %ld\n",
	+ dev->caps.uar_page_size, (long)PAGE_SIZE);
	+ err = -ENODEV;
	+ goto free_mem;
	}

	- memset(&func_cap, 0, sizeof(func_cap));
	- err = mlx4_QUERY_FUNC_CAP(dev, 0, &func_cap);
	+ err = mlx4_QUERY_FUNC_CAP(dev, 0, func_cap);
	if (err) {
	- mlx4_err(dev, "QUERY_FUNC_CAP general command failed, aborting (%d).\n",
	- err);
	- return err;
	+ mlx4_err(dev, "QUERY_FUNC_CAP general command failed, aborting (%d)\n",
	+ err);
	+ goto free_mem;
	}

	- if ((func_cap.pf_context_behaviour \| PF_CONTEXT_BEHAVIOUR_MASK) !=
	+ if ((func_cap->pf_context_behaviour \| PF_CONTEXT_BEHAVIOUR_MASK) !=
	PF_CONTEXT_BEHAVIOUR_MASK) {
	- mlx4_err(dev, "Unknown pf context behaviour\n");
	- return -ENOSYS;
	- }
	-
	- dev->caps.num_ports = func_cap.num_ports;
	- dev->quotas.qp = func_cap.qp_quota;
	- dev->quotas.srq = func_cap.srq_quota;
	- dev->quotas.cq = func_cap.cq_quota;
	- dev->quotas.mpt = func_cap.mpt_quota;
	- dev->quotas.mtt = func_cap.mtt_quota;
	- dev->caps.num_qps = 1 << hca_param.log_num_qps;
	- dev->caps.num_srqs = 1 << hca_param.log_num_srqs;
	- dev->caps.num_cqs = 1 << hca_param.log_num_cqs;
	- dev->caps.num_mpts = 1 << hca_param.log_mpt_sz;
	- dev->caps.num_eqs = func_cap.max_eq;
	- dev->caps.reserved_eqs = func_cap.reserved_eq;
	+ mlx4_err(dev, "Unknown pf context behaviour %x known flags %x\n",
	+ func_cap->pf_context_behaviour,
	+ PF_CONTEXT_BEHAVIOUR_MASK);
	+ err = -ENOSYS;
	+ goto free_mem;
	+ }
	+
	+ dev->caps.num_ports = func_cap->num_ports;
	+ dev->quotas.qp = func_cap->qp_quota;
	+ dev->quotas.srq = func_cap->srq_quota;
	+ dev->quotas.cq = func_cap->cq_quota;
	+ dev->quotas.mpt = func_cap->mpt_quota;
	+ dev->quotas.mtt = func_cap->mtt_quota;
	+ dev->caps.num_qps = 1 << hca_param->log_num_qps;
	+ dev->caps.num_srqs = 1 << hca_param->log_num_srqs;
	+ dev->caps.num_cqs = 1 << hca_param->log_num_cqs;
	+ dev->caps.num_mpts = 1 << hca_param->log_mpt_sz;
	+ dev->caps.num_eqs = func_cap->max_eq;
	+ dev->caps.reserved_eqs = func_cap->reserved_eq;
	+ dev->caps.reserved_lkey = func_cap->reserved_lkey;
	dev->caps.num_pds = MLX4_NUM_PDS;
	dev->caps.num_mgms = 0;
	dev->caps.num_amgms = 0;

	if (dev->caps.num_ports > MLX4_MAX_PORTS) {
	- mlx4_err(dev, "HCA has %d ports, but we only support %d, "
	- "aborting.\n", dev->caps.num_ports, MLX4_MAX_PORTS);
	+ mlx4_err(dev, "HCA has %d ports, but we only support %d, aborting\n",
	+ dev->caps.num_ports, MLX4_MAX_PORTS);
	return -ENODEV;
	}

	- dev->caps.qp0_tunnel = kcalloc(dev->caps.num_ports, sizeof (u32), GFP_KERNEL);
	- dev->caps.qp0_proxy = kcalloc(dev->caps.num_ports, sizeof (u32), GFP_KERNEL);
	- dev->caps.qp1_tunnel = kcalloc(dev->caps.num_ports, sizeof (u32), GFP_KERNEL);
	- dev->caps.qp1_proxy = kcalloc(dev->caps.num_ports, sizeof (u32), GFP_KERNEL);
	-
	- if (!dev->caps.qp0_tunnel \|\| !dev->caps.qp0_proxy \|\|
	- !dev->caps.qp1_tunnel \|\| !dev->caps.qp1_proxy) {
	- err = -ENOMEM;
	- goto err_mem;
	- }
	-
	- for (i = 1; i <= dev->caps.num_ports; ++i) {
	- err = mlx4_QUERY_FUNC_CAP(dev, (u32) i, &func_cap);
	- if (err) {
	- mlx4_err(dev, "QUERY_FUNC_CAP port command failed for"
	- " port %d, aborting (%d).\n", i, err);
	- goto err_mem;
	- }
	- dev->caps.qp0_tunnel[i - 1] = func_cap.qp0_tunnel_qpn;
	- dev->caps.qp0_proxy[i - 1] = func_cap.qp0_proxy_qpn;
	- dev->caps.qp1_tunnel[i - 1] = func_cap.qp1_tunnel_qpn;
	- dev->caps.qp1_proxy[i - 1] = func_cap.qp1_proxy_qpn;
	- dev->caps.def_counter_index[i - 1] = func_cap.def_counter_index;
	+ mlx4_replace_zero_macs(dev);

	- dev->caps.port_mask[i] = dev->caps.port_type[i];
	- err = mlx4_get_slave_pkey_gid_tbl_len(dev, i,
	- &dev->caps.gid_table_len[i],
	- &dev->caps.pkey_table_len[i]);
	- if (err)
	- goto err_mem;
	+ err = mlx4_slave_special_qp_cap(dev);
	+ if (err) {
	+ mlx4_err(dev, "Set special QP caps failed. aborting\n");
	+ goto free_mem;
	}

	if (dev->caps.uar_page_size * (dev->caps.num_uars -
	dev->caps.reserved_uars) >
	- pci_resource_len(dev->pdev, 2)) {
	- mlx4_err(dev, "HCA reported UAR region size of 0x%x bigger than "
	- "PCI resource 2 size of 0x%llx, aborting.\n",
	+ pci_resource_len(dev->persist->pdev,
	+ 2)) {
	+ mlx4_err(dev, "HCA reported UAR region size of 0x%x bigger than PCI resource 2 size of 0x%llx, aborting\n",
	dev->caps.uar_page_size * dev->caps.num_uars,
	- (unsigned long long) pci_resource_len(dev->pdev, 2));
	+ (unsigned long long)
	+ pci_resource_len(dev->persist->pdev, 2));
	err = -ENOMEM;
	goto err_mem;
	}

	- if (hca_param.dev_cap_enabled & MLX4_DEV_CAP_64B_EQE_ENABLED) {
	+ if (hca_param->dev_cap_enabled & MLX4_DEV_CAP_64B_EQE_ENABLED) {
	dev->caps.eqe_size = 64;
	dev->caps.eqe_factor = 1;
	} else {
	@@ -1076,28 +1705,56 @@
	dev->caps.eqe_factor = 0;
	}

	- if (hca_param.dev_cap_enabled & MLX4_DEV_CAP_64B_CQE_ENABLED) {
	+ if (hca_param->dev_cap_enabled & MLX4_DEV_CAP_64B_CQE_ENABLED) {
	dev->caps.cqe_size = 64;
	- dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_64B_CQE;
	+ dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_LARGE_CQE;
	} else {
	dev->caps.cqe_size = 32;
	}

	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_WQE_FORMAT)
	+ dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_WQE_FORMAT;
	+#endif
	+ if (hca_param->dev_cap_enabled & MLX4_DEV_CAP_EQE_STRIDE_ENABLED) {
	+ dev->caps.eqe_size = hca_param->eqe_size;
	+ dev->caps.eqe_factor = 0;
	+ }
	+
	+ if (hca_param->dev_cap_enabled & MLX4_DEV_CAP_CQE_STRIDE_ENABLED) {
	+ dev->caps.cqe_size = hca_param->cqe_size;
	+ /* User still need to know when CQE > 32B */
	+ dev->caps.userspace_caps \|= MLX4_USER_DEV_CAP_LARGE_CQE;
	+ }
	+
	dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS;
	- mlx4_warn(dev, "Timestamping is not supported in slave mode.\n");
	+ mlx4_warn(dev, "Timestamping is not supported in slave mode\n");

	- slave_adjust_steering_mode(dev, &dev_cap, &hca_param);
	+ slave_adjust_steering_mode(dev, dev_cap, hca_param);
	+ mlx4_dbg(dev, "RSS support for IP fragments is %s\n",
	+ hca_param->rss_ip_frags ? "on" : "off");

	- return 0;
	+ if (func_cap->extra_flags & MLX4_QUERY_FUNC_FLAGS_BF_RES_QP &&
	+ dev->caps.bf_reg_size)
	+ dev->caps.alloc_res_qp_mask \|= MLX4_RESERVE_ETH_BF_QP;

	-err_mem:
	- kfree(dev->caps.qp0_tunnel);
	- kfree(dev->caps.qp0_proxy);
	- kfree(dev->caps.qp1_tunnel);
	- kfree(dev->caps.qp1_proxy);
	- dev->caps.qp0_tunnel = dev->caps.qp0_proxy =
	- dev->caps.qp1_tunnel = dev->caps.qp1_proxy = NULL;
	+ if (func_cap->extra_flags & MLX4_QUERY_FUNC_FLAGS_A0_RES_QP)
	+ dev->caps.alloc_res_qp_mask \|= MLX4_RESERVE_A0_QP;

	+ if (!(func_cap->extra_flags & MLX4_QUERY_FUNC_FLAGS_ROCE_ADDR))
	+ dev->caps.roce_addr_support = 0;
	+ else
	+ dev->caps.roce_addr_support = 1;
	+
	+ choose_roce_mode(dev, dev_cap);
	+
	+err_mem:
	+ if (err)
	+ mlx4_slave_destroy_special_qp_cap(dev);
	+free_mem:
	+ kfree(hca_param);
	+ kfree(func_cap);
	+ kfree(dev_cap);
	return err;
	}

	@@ -1116,10 +1773,10 @@
	has_eth_port = true;
	}

	- if (has_ib_port)
	- request_module_nowait(IB_DRV_NAME);
	if (has_eth_port)
	request_module_nowait(EN_DRV_NAME);
	+ if (has_ib_port \|\| (dev->caps.flags & MLX4_DEV_CAP_FLAG_IBOE))
	+ request_module_nowait(IB_DRV_NAME);
	}

	/*
	@@ -1146,8 +1803,8 @@
	dev->caps.port_type[port] = port_types[port - 1];
	err = mlx4_SET_PORT(dev, port, -1);
	if (err) {
	- mlx4_err(dev, "Failed to set port %d, "
	- "aborting\n", port);
	+ mlx4_err(dev, "Failed to set port %d, aborting\n",
	+ port);
	goto out;
	}
	}
	@@ -1194,9 +1851,12 @@
	struct mlx4_priv *priv = mlx4_priv(mdev);
	enum mlx4_port_type types[MLX4_MAX_PORTS];
	enum mlx4_port_type new_types[MLX4_MAX_PORTS];
	+ static DEFINE_MUTEX(set_port_type_mutex);
	int i;
	int err = 0;

	+ mutex_lock(&set_port_type_mutex);
	+
	if (!strcmp(buf, "ib\n"))
	info->tmp_type = MLX4_PORT_TYPE_IB;
	else if (!strcmp(buf, "eth\n"))
	@@ -1205,14 +1865,17 @@
	info->tmp_type = MLX4_PORT_TYPE_AUTO;
	else {
	mlx4_err(mdev, "%s is not supported port type\n", buf);
	- return -EINVAL;
	+ err = -EINVAL;
	+ goto err_out;
	}

	if ((info->tmp_type & mdev->caps.supported_type[info->port]) !=
	info->tmp_type) {
	- mlx4_err(mdev, "Requested port type for port %d is not supported on this HCA\n",
	+ mlx4_err(mdev,
	+ "Requested port type for port %d is not supported on this HCA\n",
	info->port);
	- return -EINVAL;
	+ err = -EINVAL;
	+ goto err_out;
	}

	mlx4_stop_sense(mdev);
	@@ -1237,9 +1900,7 @@
	}
	}
	if (err) {
	- mlx4_err(mdev, "Auto sensing is not supported on this HCA. "
	- "Set only 'eth' or 'ib' for both ports "
	- "(should be the same)\n");
	+ mlx4_err(mdev, "Auto sensing is not supported on this HCA. Set only 'eth' or 'ib' for both ports (should be the same)\n");
	goto out;
	}

	@@ -1258,8 +1919,11 @@
	err = mlx4_change_port_types(mdev, new_types);

	out:
	- mlx4_start_sense(mdev);
	mutex_unlock(&priv->port_mutex);
	+ mlx4_start_sense(mdev);
	+err_out:
	+ mutex_unlock(&set_port_type_mutex);
	+
	return err ? err : count;
	}

	@@ -1295,43 +1959,6 @@
	}
	}

	-static ssize_t
	-show_board(struct device device, struct device_attribute attr,
	- char *buf)
	-{
	- struct mlx4_hca_info *info = container_of(attr, struct mlx4_hca_info,
	- board_attr);
	- struct mlx4_dev *mdev = info->dev;
	-
	- return sprintf(buf, "%.*s\n", MLX4_BOARD_ID_LEN,
	- mdev->board_id);
	-}
	-
	-static ssize_t
	-show_hca(struct device device, struct device_attribute attr,
	- char *buf)
	-{
	- struct mlx4_hca_info *info = container_of(attr, struct mlx4_hca_info,
	- hca_attr);
	- struct mlx4_dev *mdev = info->dev;
	-
	- return sprintf(buf, "MT%d\n", mdev->pdev->device);
	-}
	-
	-static ssize_t
	-show_firmware_version(struct device *dev,
	- struct device_attribute *attr,
	- char *buf)
	-{
	- struct mlx4_hca_info *info = container_of(attr, struct mlx4_hca_info,
	- firmware_attr);
	- struct mlx4_dev *mdev = info->dev;
	-
	- return sprintf(buf, "%d.%d.%d\n", (int)(mdev->caps.fw_ver >> 32),
	- (int)(mdev->caps.fw_ver >> 16) & 0xffff,
	- (int)mdev->caps.fw_ver & 0xffff);
	-}
	-
	static ssize_t show_port_ib_mtu(struct device *dev,
	struct device_attribute *attr,
	char *buf)
	@@ -1340,9 +1967,8 @@
	port_mtu_attr);
	struct mlx4_dev *mdev = info->dev;

	- /* When port type is eth, port mtu value isn't used. */
	if (mdev->caps.port_type[info->port] == MLX4_PORT_TYPE_ETH)
	- return -EINVAL;
	+ mlx4_warn(mdev, "port level mtu is only used for IB ports\n");

	sprintf(buf, "%d\n",
	ibta_mtu_to_int(mdev->caps.port_ib_mtu[info->port]));
	@@ -1364,10 +1990,11 @@
	return -EINVAL;
	}

	- mtu = (int) simple_strtol(buf, NULL, 0);
	- ibta_mtu = int_to_ibta_mtu(mtu);
	+ err = kstrtoint(buf, 0, &mtu);
	+ if (!err)
	+ ibta_mtu = int_to_ibta_mtu(mtu);

	- if (ibta_mtu < 0) {
	+ if (err \|\| ibta_mtu < 0) {
	mlx4_err(mdev, "%s is invalid IBTA mtu\n", buf);
	return -EINVAL;
	}
	@@ -1381,8 +2008,8 @@
	mlx4_CLOSE_PORT(mdev, port);
	err = mlx4_SET_PORT(mdev, port, -1);
	if (err) {
	- mlx4_err(mdev, "Failed to set port %d, "
	- "aborting\n", port);
	+ mlx4_err(mdev, "Failed to set port %d, aborting\n",
	+ port);
	goto err_set_port;
	}
	}
	@@ -1393,40 +2020,140 @@
	return err ? err : count;
	}

	+int mlx4_bond(struct mlx4_dev *dev)
	+{
	+ int ret = 0;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ mutex_lock(&priv->bond_mutex);
	+
	+ if (!mlx4_is_bonded(dev))
	+ ret = mlx4_do_bond(dev, true);
	+ else
	+ ret = 0;
	+
	+ mutex_unlock(&priv->bond_mutex);
	+ if (ret)
	+ mlx4_err(dev, "Failed to bond device: %d\n", ret);
	+ else
	+ mlx4_dbg(dev, "Device is bonded\n");
	+ return ret;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_bond);
	+
	+int mlx4_unbond(struct mlx4_dev *dev)
	+{
	+ int ret = 0;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ mutex_lock(&priv->bond_mutex);
	+
	+ if (mlx4_is_bonded(dev))
	+ ret = mlx4_do_bond(dev, false);
	+
	+ mutex_unlock(&priv->bond_mutex);
	+ if (ret)
	+ mlx4_err(dev, "Failed to unbond device: %d\n", ret);
	+ else
	+ mlx4_dbg(dev, "Device is unbonded\n");
	+ return ret;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_unbond);
	+
	+
	+int mlx4_port_map_set(struct mlx4_dev dev, struct mlx4_port_map v2p)
	+{
	+ u8 port1 = v2p->port1;
	+ u8 port2 = v2p->port2;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int err;
	+
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_PORT_REMAP))
	+ return -ENOTSUPP;
	+
	+ mutex_lock(&priv->bond_mutex);
	+
	+ /* zero means keep current mapping for this port */
	+ if (port1 == 0)
	+ port1 = priv->v2p.port1;
	+ if (port2 == 0)
	+ port2 = priv->v2p.port2;
	+
	+ if ((port1 < 1) \|\| (port1 > MLX4_MAX_PORTS) \|\|
	+ (port2 < 1) \|\| (port2 > MLX4_MAX_PORTS) \|\|
	+ (port1 == 2 && port2 == 1)) {
	+ /* besides boundary checks cross mapping makes
	+ * no sense and therefore not allowed */
	+ err = -EINVAL;
	+ } else if ((port1 == priv->v2p.port1) &&
	+ (port2 == priv->v2p.port2)) {
	+ err = 0;
	+ } else {
	+ err = mlx4_virt2phy_port_map(dev, port1, port2);
	+ if (!err) {
	+ mlx4_dbg(dev, "port map changed: [%d][%d]\n",
	+ port1, port2);
	+ priv->v2p.port1 = port1;
	+ priv->v2p.port2 = port2;
	+ } else {
	+ mlx4_err(dev, "Failed to change port mape: %d\n", err);
	+ }
	+ }
	+
	+ mutex_unlock(&priv->bond_mutex);
	+ return err;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_port_map_set);
	+
	+int mlx4_port_map_get(struct mlx4_dev dev, u8 vport, u8 pport)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ if (!pport)
	+ return -EINVAL;
	+ *pport = 0;
	+
	+ if (vport == 1)
	+ *pport = priv->v2p.port1;
	+ else if (vport == 2)
	+ *pport = priv->v2p.port2;
	+ if (!*pport)
	+ return -EINVAL;
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_port_map_get);
	+
	static int mlx4_load_fw(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- int err, unmap_flag = 0;
	+ int err;

	priv->fw.fw_icm = mlx4_alloc_icm(dev, priv->fw.fw_pages,
	GFP_HIGHUSER \| __GFP_NOWARN, 0);
	if (!priv->fw.fw_icm) {
	- mlx4_err(dev, "Couldn't allocate FW area, aborting.\n");
	+ mlx4_err(dev, "Couldn't allocate FW area, aborting\n");
	return -ENOMEM;
	}

	err = mlx4_MAP_FA(dev, priv->fw.fw_icm);
	if (err) {
	- mlx4_err(dev, "MAP_FA command failed, aborting.\n");
	+ mlx4_err(dev, "MAP_FA command failed, aborting\n");
	goto err_free;
	}

	err = mlx4_RUN_FW(dev);
	if (err) {
	- mlx4_err(dev, "RUN_FW command failed, aborting.\n");
	+ mlx4_err(dev, "RUN_FW command failed, aborting\n");
	goto err_unmap_fa;
	}

	return 0;

	err_unmap_fa:
	- unmap_flag = mlx4_UNMAP_FA(dev);
	- if (unmap_flag)
	- pr_warn("mlx4_core: mlx4_UNMAP_FA failed.\n");
	+ mlx4_UNMAP_FA(dev);

	err_free:
	- if (!unmap_flag)
	- mlx4_free_icm(dev, priv->fw.fw_icm, 0);
	+ mlx4_free_icm(dev, priv->fw.fw_icm, 0);
	return err;
	}

	@@ -1465,8 +2192,7 @@
	if (err)
	goto err_srq;

	- num_eqs = (mlx4_is_master(dev)) ? dev->phys_caps.num_phys_eqs :
	- dev->caps.num_eqs;
	+ num_eqs = dev->phys_caps.num_phys_eqs;
	err = mlx4_init_icm_table(dev, &priv->eq_table.cmpt_table,
	cmpt_base +
	((u64) (MLX4_CMPT_TYPE_EQ *
	@@ -1496,45 +2222,44 @@
	struct mlx4_priv *priv = mlx4_priv(dev);
	u64 aux_pages;
	int num_eqs;
	- int err, unmap_flag = 0;
	+ int err;

	err = mlx4_SET_ICM_SIZE(dev, icm_size, &aux_pages);
	if (err) {
	- mlx4_err(dev, "SET_ICM_SIZE command failed, aborting.\n");
	+ mlx4_err(dev, "SET_ICM_SIZE command failed, aborting\n");
	return err;
	}

	- mlx4_dbg(dev, "%lld KB of HCA context requires %lld KB aux memory.\n",
	+ mlx4_dbg(dev, "%lld KB of HCA context requires %lld KB aux memory\n",
	(unsigned long long) icm_size >> 10,
	(unsigned long long) aux_pages << 2);

	priv->fw.aux_icm = mlx4_alloc_icm(dev, aux_pages,
	GFP_HIGHUSER \| __GFP_NOWARN, 0);
	if (!priv->fw.aux_icm) {
	- mlx4_err(dev, "Couldn't allocate aux memory, aborting.\n");
	+ mlx4_err(dev, "Couldn't allocate aux memory, aborting\n");
	return -ENOMEM;
	}

	err = mlx4_MAP_ICM_AUX(dev, priv->fw.aux_icm);
	if (err) {
	- mlx4_err(dev, "MAP_ICM_AUX command failed, aborting.\n");
	+ mlx4_err(dev, "MAP_ICM_AUX command failed, aborting\n");
	goto err_free_aux;
	}

	err = mlx4_init_cmpt_table(dev, init_hca->cmpt_base, dev_cap->cmpt_entry_sz);
	if (err) {
	- mlx4_err(dev, "Failed to map cMPT context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map cMPT context memory, aborting\n");
	goto err_unmap_aux;
	}


	- num_eqs = (mlx4_is_master(dev)) ? dev->phys_caps.num_phys_eqs :
	- dev->caps.num_eqs;
	+ num_eqs = dev->phys_caps.num_phys_eqs;
	err = mlx4_init_icm_table(dev, &priv->eq_table.table,
	init_hca->eqc_base, dev_cap->eqc_entry_sz,
	num_eqs, num_eqs, 0, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map EQ context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map EQ context memory, aborting\n");
	goto err_unmap_cmpt;
	}

	@@ -1555,7 +2280,7 @@
	dev->caps.num_mtts,
	dev->caps.reserved_mtts, 1, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map MTT context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map MTT context memory, aborting\n");
	goto err_unmap_eq;
	}

	@@ -1565,7 +2290,7 @@
	dev->caps.num_mpts,
	dev->caps.reserved_mrws, 1, 1);
	if (err) {
	- mlx4_err(dev, "Failed to map dMPT context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map dMPT context memory, aborting\n");
	goto err_unmap_mtt;
	}

	@@ -1576,7 +2301,7 @@
	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW],
	0, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map QP context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map QP context memory, aborting\n");
	goto err_unmap_dmpt;
	}

	@@ -1587,7 +2312,7 @@
	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW],
	0, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map AUXC context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map AUXC context memory, aborting\n");
	goto err_unmap_qp;
	}

	@@ -1598,7 +2323,7 @@
	dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW],
	0, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map ALTC context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map ALTC context memory, aborting\n");
	goto err_unmap_auxc;
	}

	@@ -1619,7 +2344,7 @@
	dev->caps.num_cqs,
	dev->caps.reserved_cqs, 0, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map CQ context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map CQ context memory, aborting\n");
	goto err_unmap_rdmarc;
	}

	@@ -1629,7 +2354,7 @@
	dev->caps.num_srqs,
	dev->caps.reserved_srqs, 0, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map SRQ context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map SRQ context memory, aborting\n");
	goto err_unmap_cq;
	}

	@@ -1647,7 +2372,7 @@
	dev->caps.num_mgms + dev->caps.num_amgms,
	0, 0);
	if (err) {
	- mlx4_err(dev, "Failed to map MCG context memory, aborting.\n");
	+ mlx4_err(dev, "Failed to map MCG context memory, aborting\n");
	goto err_unmap_srq;
	}

	@@ -1687,13 +2412,10 @@
	mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table);

	err_unmap_aux:
	- unmap_flag = mlx4_UNMAP_ICM_AUX(dev);
	- if (unmap_flag)
	- pr_warn("mlx4_core: mlx4_UNMAP_ICM_AUX failed.\n");
	+ mlx4_UNMAP_ICM_AUX(dev);

	err_free_aux:
	- if (!unmap_flag)
	- mlx4_free_icm(dev, priv->fw.aux_icm, 0);
	+ mlx4_free_icm(dev, priv->fw.aux_icm, 0);

	return err;
	}
	@@ -1717,10 +2439,8 @@
	mlx4_cleanup_icm_table(dev, &priv->srq_table.cmpt_table);
	mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table);

	- if (!mlx4_UNMAP_ICM_AUX(dev))
	- mlx4_free_icm(dev, priv->fw.aux_icm, 0);
	- else
	- pr_warn("mlx4_core: mlx4_UNMAP_ICM_AUX failed.\n");
	+ mlx4_UNMAP_ICM_AUX(dev);
	+ mlx4_free_icm(dev, priv->fw.aux_icm, 0);
	}

	static void mlx4_slave_exit(struct mlx4_dev *dev)
	@@ -1728,8 +2448,9 @@
	struct mlx4_priv *priv = mlx4_priv(dev);

	mutex_lock(&priv->cmd.slave_cmd_mutex);
	- if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_RESET, 0, MLX4_COMM_TIME))
	- mlx4_warn(dev, "Failed to close slave function.\n");
	+ if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_RESET, 0, MLX4_COMM_CMD_NA_OP,
	+ MLX4_COMM_TIME))
	+ mlx4_warn(dev, "Failed to close slave function\n");
	mutex_unlock(&priv->cmd.slave_cmd_mutex);
	}

	@@ -1743,9 +2464,9 @@
	if (!dev->caps.bf_reg_size)
	return -ENXIO;

	- bf_start = pci_resource_start(dev->pdev, 2) +
	+ bf_start = pci_resource_start(dev->persist->pdev, 2) +
	(dev->caps.num_uars << PAGE_SHIFT);
	- bf_len = pci_resource_len(dev->pdev, 2) -
	+ bf_len = pci_resource_len(dev->persist->pdev, 2) -
	(dev->caps.num_uars << PAGE_SHIFT);
	priv->bf_mapping = io_mapping_create_wc(bf_start, bf_len);
	if (!priv->bf_mapping)
	@@ -1760,16 +2481,13 @@
	io_mapping_free(mlx4_priv(dev)->bf_mapping);
	}

	-int mlx4_read_clock(struct mlx4_dev *dev)
	+cycle_t mlx4_read_clock(struct mlx4_dev *dev)
	{
	u32 clockhi, clocklo, clockhi1;
	cycle_t cycles;
	int i;
	struct mlx4_priv *priv = mlx4_priv(dev);

	- if (!priv->clock_mapping)
	- return -ENOTSUPP;
	-
	for (i = 0; i < 10; i++) {
	clockhi = swab32(readl(priv->clock_mapping));
	clocklo = swab32(readl(priv->clock_mapping + 4));
	@@ -1785,21 +2503,6 @@
	EXPORT_SYMBOL_GPL(mlx4_read_clock);


	-static int map_internal_clock(struct mlx4_dev *dev)
	-{
	- struct mlx4_priv *priv = mlx4_priv(dev);
	-
	- priv->clock_mapping = ioremap(pci_resource_start(dev->pdev,
	- priv->fw.clock_bar) +
	- priv->fw.clock_offset, MLX4_CLOCK_SIZE);
	-
	- if (!priv->clock_mapping)
	- return -ENOMEM;
	-
	- return 0;
	-}
	-
	-
	int mlx4_get_internal_clock_params(struct mlx4_dev *dev,
	struct mlx4_clock_params *params)
	{
	@@ -1818,6 +2521,21 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_get_internal_clock_params);

	+static int map_internal_clock(struct mlx4_dev *dev)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ priv->clock_mapping =
	+ ioremap(pci_resource_start(dev->persist->pdev,
	+ priv->fw.clock_bar) +
	+ priv->fw.clock_offset, MLX4_CLOCK_SIZE);
	+
	+ if (!priv->clock_mapping)
	+ return -ENOMEM;
	+
	+ return 0;
	+}
	+
	static void unmap_internal_clock(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	@@ -1830,49 +2548,97 @@
	{
	unmap_internal_clock(dev);
	unmap_bf_area(dev);
	- if (mlx4_is_slave(dev)) {
	+ if (mlx4_is_slave(dev))
	mlx4_slave_exit(dev);
	- } else {
	+ else {
	mlx4_CLOSE_HCA(dev, 0);
	mlx4_free_icms(dev);
	+ }
	+}

	- if (!mlx4_UNMAP_FA(dev))
	- mlx4_free_icm(dev, mlx4_priv(dev)->fw.fw_icm, 0);
	- else
	- pr_warn("mlx4_core: mlx4_UNMAP_FA failed.\n");
	+static void mlx4_close_fw(struct mlx4_dev *dev)
	+{
	+ if (!mlx4_is_slave(dev)) {
	+ mlx4_UNMAP_FA(dev);
	+ mlx4_free_icm(dev, mlx4_priv(dev)->fw.fw_icm, 0);
	+ }
	+}
	+
	+static int mlx4_comm_check_offline(struct mlx4_dev *dev)
	+{
	+#define COMM_CHAN_OFFLINE_OFFSET 0x09
	+
	+ u32 comm_flags;
	+ u32 offline_bit;
	+ unsigned long end;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ end = msecs_to_jiffies(MLX4_COMM_OFFLINE_TIME_OUT) + jiffies;
	+ while (time_before(jiffies, end)) {
	+ comm_flags = swab32(readl((__iomem char *)priv->mfunc.comm +
	+ MLX4_COMM_CHAN_FLAGS));
	+ offline_bit = (comm_flags &
	+ (u32)(1 << COMM_CHAN_OFFLINE_OFFSET));
	+ if (!offline_bit)
	+ return 0;
	+ /* There are cases as part of AER/Reset flow that PF needs
	+ * around 100 msec to load. We therefore sleep for 100 msec
	+ * to allow other tasks to make use of that CPU during this
	+ * time interval.
	+ */
	+ msleep(100);
	}
	+ mlx4_err(dev, "Communication channel is offline.\n");
	+ return -EIO;
	+}
	+
	+static void mlx4_reset_vf_support(struct mlx4_dev *dev)
	+{
	+#define COMM_CHAN_RST_OFFSET 0x1e
	+
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ u32 comm_rst;
	+ u32 comm_caps;
	+
	+ comm_caps = swab32(readl((__iomem char *)priv->mfunc.comm +
	+ MLX4_COMM_CHAN_CAPS));
	+ comm_rst = (comm_caps & (u32)(1 << COMM_CHAN_RST_OFFSET));
	+
	+ if (comm_rst)
	+ dev->caps.vf_caps \|= MLX4_VF_CAP_FLAG_RESET;
	}

	static int mlx4_init_slave(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	u64 dma = (u64) priv->mfunc.vhcr_dma;
	- int num_of_reset_retries = NUM_OF_RESET_RETRIES;
	int ret_from_reset = 0;
	u32 slave_read;
	u32 cmd_channel_ver;

	+ if (atomic_read(&pf_loading)) {
	+ mlx4_warn(dev, "PF is not ready - Deferring probe\n");
	+ return -EAGAIN;
	+ }
	+
	mutex_lock(&priv->cmd.slave_cmd_mutex);
	priv->cmd.max_cmds = 1;
	+ if (mlx4_comm_check_offline(dev)) {
	+ mlx4_err(dev, "PF is not responsive, skipping initialization\n");
	+ goto err_offline;
	+ }
	+
	+ mlx4_reset_vf_support(dev);
	mlx4_warn(dev, "Sending reset\n");
	ret_from_reset = mlx4_comm_cmd(dev, MLX4_COMM_CMD_RESET, 0,
	- MLX4_COMM_TIME);
	+ MLX4_COMM_CMD_NA_OP, MLX4_COMM_TIME);
	/* if we are in the middle of flr the slave will try
	* NUM_OF_RESET_RETRIES times before leaving.*/
	if (ret_from_reset) {
	if (MLX4_DELAY_RESET_SLAVE == ret_from_reset) {
	- msleep(SLEEP_TIME_IN_RESET);
	- while (ret_from_reset && num_of_reset_retries) {
	- mlx4_warn(dev, "slave is currently in the"
	- "middle of FLR. retrying..."
	- "(try num:%d)\n",
	- (NUM_OF_RESET_RETRIES -
	- num_of_reset_retries + 1));
	- ret_from_reset =
	- mlx4_comm_cmd(dev, MLX4_COMM_CMD_RESET,
	- 0, MLX4_COMM_TIME);
	- num_of_reset_retries = num_of_reset_retries - 1;
	- }
	+ mlx4_warn(dev, "slave is currently in the middle of FLR - Deferring probe\n");
	+ mutex_unlock(&priv->cmd.slave_cmd_mutex);
	+ return -EAGAIN;
	} else
	goto err;
	}
	@@ -1884,29 +2650,30 @@

	if (MLX4_COMM_GET_IF_REV(cmd_channel_ver) !=
	MLX4_COMM_GET_IF_REV(slave_read)) {
	- mlx4_err(dev, "slave driver version is not supported"
	- " by the master\n");
	+ mlx4_err(dev, "slave driver version is not supported by the master\n");
	goto err;
	}

	mlx4_warn(dev, "Sending vhcr0\n");
	if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_VHCR0, dma >> 48,
	- MLX4_COMM_TIME))
	+ MLX4_COMM_CMD_NA_OP, MLX4_COMM_TIME))
	goto err;
	if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_VHCR1, dma >> 32,
	- MLX4_COMM_TIME))
	+ MLX4_COMM_CMD_NA_OP, MLX4_COMM_TIME))
	goto err;
	if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_VHCR2, dma >> 16,
	- MLX4_COMM_TIME))
	+ MLX4_COMM_CMD_NA_OP, MLX4_COMM_TIME))
	goto err;
	- if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_VHCR_EN, dma, MLX4_COMM_TIME))
	+ if (mlx4_comm_cmd(dev, MLX4_COMM_CMD_VHCR_EN, dma,
	+ MLX4_COMM_CMD_NA_OP, MLX4_COMM_TIME))
	goto err;

	mutex_unlock(&priv->cmd.slave_cmd_mutex);
	return 0;

	err:
	- mlx4_comm_cmd(dev, MLX4_COMM_CMD_RESET, 0, 0);
	+ mlx4_comm_cmd(dev, MLX4_COMM_CMD_RESET, 0, MLX4_COMM_CMD_NA_OP, 0);
	+err_offline:
	mutex_unlock(&priv->cmd.slave_cmd_mutex);
	return -EIO;
	}
	@@ -1918,7 +2685,7 @@
	for (i = 1; i <= dev->caps.num_ports; i++) {
	if (dev->caps.port_type[i] == MLX4_PORT_TYPE_ETH)
	dev->caps.gid_table_len[i] =
	- mlx4_get_slave_num_gids(dev, 0);
	+ mlx4_get_slave_num_gids(dev, 0, i);
	else
	dev->caps.gid_table_len[i] = 1;
	dev->caps.pkey_table_len[i] =
	@@ -1939,29 +2706,92 @@
	return (i <= MLX4_MAX_MGM_LOG_ENTRY_SIZE) ? i : -1;
	}

	-static void choose_steering_mode(struct mlx4_dev *dev,
	- struct mlx4_dev_cap *dev_cap)
	+static const char *dmfs_high_rate_steering_mode_str(int dmfs_high_steer_mode)
	{
	- int nvfs;
	+ switch (dmfs_high_steer_mode) {
	+ case MLX4_STEERING_DMFS_A0_DEFAULT:
	+ return "default performance";
	+
	+ case MLX4_STEERING_DMFS_A0_DYNAMIC:
	+ return "dynamic hybrid mode";
	+
	+ case MLX4_STEERING_DMFS_A0_STATIC:
	+ return "performance optimized for limited rule configuration (static)";

	- mlx4_get_val(num_vfs.dbdf2val.tbl, pci_physfn(dev->pdev), 0, &nvfs);
	- if (high_rate_steer && !mlx4_is_mfunc(dev)) {
	- dev->caps.flags &= ~(MLX4_DEV_CAP_FLAG_VEP_MC_STEER \|
	- MLX4_DEV_CAP_FLAG_VEP_UC_STEER);
	- dev_cap->flags2 &= ~MLX4_DEV_CAP_FLAG2_FS_EN;
	+ case MLX4_STEERING_DMFS_A0_DISABLE:
	+ return "disabled performance optimized steering";
	+
	+ case MLX4_STEERING_DMFS_A0_NOT_SUPPORTED:
	+ return "performance optimized steering not supported";
	+
	+ default:
	+ return "Unrecognized mode";
	}
	+}

	- if (mlx4_log_num_mgm_entry_size == -1 &&
	- dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_FS_EN &&
	- (!mlx4_is_mfunc(dev) \|\|
	- (dev_cap->fs_max_num_qp_per_entry >= (nvfs + 1))) &&
	- choose_log_fs_mgm_entry_size(dev_cap->fs_max_num_qp_per_entry) >=
	- MLX4_MIN_MGM_LOG_ENTRY_SIZE) {
	- dev->oper_log_mgm_entry_size =
	+#define MLX4_DMFS_LOW_QP_COUNT 63
	+
	+static void choose_steering_mode(struct mlx4_dev *dev,
	+ struct mlx4_dev_cap *dev_cap)
	+{
	+ int mlx4_current_steering_mode = mlx4_log_num_mgm_entry_size;
	+ dev->caps.steering_attr = 0;
	+
	+ if (mlx4_current_steering_mode <= 0) {
	+ if (!((-mlx4_current_steering_mode) & MLX4_FORCE_DMFS_IF_NO_NCSI_FS))
	+ if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_FS_EN_NCSI))
	+ mlx4_current_steering_mode =
	+ MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE;
	+
	+ if ((-mlx4_current_steering_mode) & MLX4_DISABLE_DMFS_LOW_QP_NUM)
	+ if (dev_cap->fs_max_num_qp_per_entry <= MLX4_DMFS_LOW_QP_COUNT) {
	+ mlx4_warn(dev, "FW supports only %d QPs per mcg entry, "
	+ "falling back to B0\n",
	+ dev_cap->fs_max_num_qp_per_entry);
	+ mlx4_current_steering_mode =
	+ MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE;
	+ }
	+
	+ if ((-mlx4_current_steering_mode) & MLX4_DMFS_A0_STEERING) {
	+ if (dev->caps.dmfs_high_steer_mode ==
	+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
	+ mlx4_err(dev, "DMFS high rate mode not supported\n");
	+ else
	+ dev->caps.dmfs_high_steer_mode =
	+ MLX4_STEERING_DMFS_A0_STATIC;
	+ }
	+ if (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_DISABLE_SIP_CHECK) {
	+ if (-mlx4_current_steering_mode & MLX4_IB_IGNORE_SIP_CHECK)
	+ dev->caps.steering_attr \|= MLX4_STEERING_ATTR_IB_IGNORE_SIP;
	+ if (-mlx4_current_steering_mode & MLX4_ETH_IGNORE_SIP_CHECK)
	+ dev->caps.steering_attr \|= MLX4_STEERING_ATTR_ETH_IGNORE_SIP;
	+ }
	+ }
	+
	+ if (mlx4_current_steering_mode <= 0 &&
	+ dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_FS_EN &&
	+ (!mlx4_is_mfunc(dev) \|\|
	+ (dev_cap->fs_max_num_qp_per_entry >=
	+ (dev->persist->num_vfs + 1))) &&
	+ choose_log_fs_mgm_entry_size(dev_cap->fs_max_num_qp_per_entry) >=
	+ MLX4_MIN_MGM_LOG_ENTRY_SIZE) {
	+ dev->oper_log_mgm_entry_size =
	choose_log_fs_mgm_entry_size(dev_cap->fs_max_num_qp_per_entry);
	dev->caps.steering_mode = MLX4_STEERING_MODE_DEVICE_MANAGED;
	dev->caps.num_qp_per_mgm = dev_cap->fs_max_num_qp_per_entry;
	+
	+ dev->caps.steering_attr \|= MLX4_STEERING_ATTR_DMFS_EN;
	+
	+ if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DMFS_IPOIB &&
	+ (!((-mlx4_current_steering_mode) & MLX4_DMFS_ETH_ONLY)))
	+ dev->caps.steering_attr \|= MLX4_STEERING_ATTR_DMFS_IPOIB;
	+
	+ dev->caps.fs_log_max_ucast_qp_range_size =
	+ dev_cap->fs_log_max_ucast_qp_range_size;
	} else {
	+ if (dev->caps.dmfs_high_steer_mode !=
	+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
	+ dev->caps.dmfs_high_steer_mode = MLX4_STEERING_DMFS_A0_DISABLE;
	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER &&
	dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_MC_STEER)
	dev->caps.steering_mode = MLX4_STEERING_MODE_B0;
	@@ -1970,45 +2800,80 @@

	if (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_UC_STEER \|\|
	dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_MC_STEER)
	- mlx4_warn(dev, "Must have both UC_STEER and MC_STEER flags "
	- "set to use B0 steering. Falling back to A0 steering mode.\n");
	+ mlx4_warn(dev, "Must have both UC_STEER and MC_STEER flags set to use B0 steering - falling back to A0 steering mode\n");
	}
	dev->oper_log_mgm_entry_size =
	- mlx4_log_num_mgm_entry_size > 0 ?
	- mlx4_log_num_mgm_entry_size :
	+ mlx4_current_steering_mode > 0 ?
	+ mlx4_current_steering_mode :
	MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE;
	dev->caps.num_qp_per_mgm = mlx4_get_qp_per_mgm(dev);
	}
	- mlx4_dbg(dev, "Steering mode is: %s, oper_log_mgm_entry_size = %d, "
	- "log_num_mgm_entry_size = %d\n",
	+ mlx4_dbg(dev, "Steering mode is: %s, oper_log_mgm_entry_size = %d, modparam log_num_mgm_entry_size = %d\n",
	mlx4_steering_mode_str(dev->caps.steering_mode),
	- dev->oper_log_mgm_entry_size, mlx4_log_num_mgm_entry_size);
	+ dev->oper_log_mgm_entry_size,
	+ mlx4_current_steering_mode);
	}

	-static int mlx4_init_hca(struct mlx4_dev *dev)
	+static void choose_tunnel_offload_mode(struct mlx4_dev *dev,
	+ struct mlx4_dev_cap *dev_cap)
	+{
	+ if (dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED &&
	+ dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS)
	+ dev->caps.tunnel_offload_mode = MLX4_TUNNEL_OFFLOAD_MODE_VXLAN;
	+ else
	+ dev->caps.tunnel_offload_mode = MLX4_TUNNEL_OFFLOAD_MODE_NONE;
	+
	+ mlx4_dbg(dev, "Tunneling offload mode is: %s\n", (dev->caps.tunnel_offload_mode
	+ == MLX4_TUNNEL_OFFLOAD_MODE_VXLAN) ? "vxlan" : "none");
	+}
	+
	+static int mlx4_validate_optimized_steering(struct mlx4_dev *dev)
	+{
	+ int i;
	+ struct mlx4_port_cap port_cap;
	+
	+ if (dev->caps.dmfs_high_steer_mode == MLX4_STEERING_DMFS_A0_NOT_SUPPORTED)
	+ return -EINVAL;
	+
	+ for (i = 1; i <= dev->caps.num_ports; i++) {
	+ if (mlx4_dev_port(dev, i, &port_cap)) {
	+ mlx4_err(dev,
	+ "QUERY_DEV_CAP command failed, can't veify DMFS high rate steering.\n");
	+ } else if ((dev->caps.dmfs_high_steer_mode !=
	+ MLX4_STEERING_DMFS_A0_DEFAULT) &&
	+ (port_cap.dmfs_optimized_state ==
	+ !!(dev->caps.dmfs_high_steer_mode ==
	+ MLX4_STEERING_DMFS_A0_DISABLE))) {
	+ mlx4_err(dev,
	+ "DMFS high rate steer mode differ, driver requested %s but %s in FW.\n",
	+ dmfs_high_rate_steering_mode_str(
	+ dev->caps.dmfs_high_steer_mode),
	+ (port_cap.dmfs_optimized_state ?
	+ "enabled" : "disabled"));
	+ }
	+ }
	+
	+ return 0;
	+}
	+
	+static int mlx4_init_fw(struct mlx4_dev *dev)
	{
	- struct mlx4_priv *priv = mlx4_priv(dev);
	- struct mlx4_dev_cap *dev_cap = NULL;
	- struct mlx4_adapter adapter;
	struct mlx4_mod_stat_cfg mlx4_cfg;
	- struct mlx4_profile profile;
	- struct mlx4_init_hca_param init_hca;
	- u64 icm_size;
	- int err;
	+ int err = 0;

	if (!mlx4_is_slave(dev)) {
	err = mlx4_QUERY_FW(dev);
	if (err) {
	if (err == -EACCES)
	- mlx4_info(dev, "non-primary physical function, skipping.\n");
	+ mlx4_info(dev, "non-primary physical function, skipping\n");
	else
	- mlx4_err(dev, "QUERY_FW command failed, aborting.\n");
	+ mlx4_err(dev, "QUERY_FW command failed, aborting\n");
	return err;
	}

	err = mlx4_load_fw(dev);
	if (err) {
	- mlx4_err(dev, "Failed to start FW, aborting.\n");
	+ mlx4_err(dev, "Failed to start FW, aborting\n");
	return err;
	}

	@@ -2017,62 +2882,106 @@
	err = mlx4_MOD_STAT_CFG(dev, &mlx4_cfg);
	if (err)
	mlx4_warn(dev, "Failed to override log_pg_sz parameter\n");
	+ }

	- dev_cap = kzalloc(sizeof *dev_cap, GFP_KERNEL);
	- if (!dev_cap) {
	- mlx4_err(dev, "Failed to allocate memory for dev_cap\n");
	- err = -ENOMEM;
	- goto err_stop_fw;
	- }
	+ return err;
	+}
	+
	+static int mlx4_init_hca(struct mlx4_dev *dev)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_adapter adapter;
	+ struct mlx4_dev_cap dev_cap;
	+ struct mlx4_profile profile;
	+ struct mlx4_init_hca_param init_hca;
	+ u64 icm_size;
	+ struct mlx4_config_dev_params params;
	+ int err;

	- err = mlx4_dev_cap(dev, dev_cap);
	+ if (!mlx4_is_slave(dev)) {
	+ err = mlx4_dev_cap(dev, &dev_cap);
	if (err) {
	- mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n");
	- goto err_stop_fw;
	+ mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting\n");
	+ return err;
	}

	- choose_steering_mode(dev, dev_cap);
	+ choose_steering_mode(dev, &dev_cap);
	+ choose_roce_mode(dev, &dev_cap);
	+ choose_tunnel_offload_mode(dev, &dev_cap);
	+
	+ if (dev->caps.dmfs_high_steer_mode == MLX4_STEERING_DMFS_A0_STATIC &&
	+ mlx4_is_master(dev))
	+ dev->caps.function_caps \|= MLX4_FUNC_CAP_DMFS_A0_STATIC;
	+
	+ err = mlx4_get_phys_port_id(dev);
	+ if (err)
	+ mlx4_err(dev, "Fail to get physical port id\n");

	if (mlx4_is_master(dev))
	mlx4_parav_master_pf_caps(dev);

	- process_mod_param_profile(&profile);
	+ if (mlx4_low_memory_profile()) {
	+ mlx4_info(dev, "Running from within kdump kernel. Using low memory profile\n");
	+ /* use old default log_mtts_per_seg */
	+ log_mtts_per_seg = ilog2(MLX4_MTT_ENTRY_PER_SEG);
	+ profile = low_mem_profile;
	+ } else {
	+ process_mod_param_profile(&profile);
	+ }
	if (dev->caps.steering_mode ==
	MLX4_STEERING_MODE_DEVICE_MANAGED)
	profile.num_mcg = MLX4_FS_NUM_MCG;

	- icm_size = mlx4_make_profile(dev, &profile, dev_cap,
	+ icm_size = mlx4_make_profile(dev, &profile, &dev_cap,
	&init_hca);
	if ((long long) icm_size < 0) {
	err = icm_size;
	- goto err_stop_fw;
	+ return err;
	}

	dev->caps.max_fmr_maps = (1 << (32 - ilog2(dev->caps.num_mpts))) - 1;

	- init_hca.log_uar_sz = ilog2(dev->caps.num_uars);
	- init_hca.uar_page_sz = PAGE_SHIFT - 12;
	+ /* Always set UAR page size 4KB */
	+ init_hca.log_uar_sz = ilog2(dev->caps.num_uars) + PAGE_SHIFT
	+ - DEFAULT_UAR_PAGE_SHIFT;
	+ init_hca.uar_page_sz = DEFAULT_UAR_PAGE_SHIFT - 12;

	- err = mlx4_init_icm(dev, dev_cap, &init_hca, icm_size);
	- if (err)
	- goto err_stop_fw;
	+ init_hca.mw_enabled = 0;
	+ if (dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW \|\|
	+ dev->caps.bmme_flags & MLX4_BMME_FLAG_TYPE_2_WIN)
	+ init_hca.mw_enabled = INIT_HCA_TPT_MW_ENABLE;

	- init_hca.mw_enable = 1;
	+ err = mlx4_init_icm(dev, &dev_cap, &init_hca, icm_size);
	+ if (err)
	+ return err;

	err = mlx4_INIT_HCA(dev, &init_hca);
	if (err) {
	- mlx4_err(dev, "INIT_HCA command failed, aborting.\n");
	+ mlx4_err(dev, "INIT_HCA command failed, aborting\n");
	goto err_free_icm;
	}

	+ if (dev_cap.flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) {
	+ err = mlx4_query_func(dev, &dev_cap);
	+ if (err < 0) {
	+ mlx4_err(dev, "QUERY_FUNC command failed, aborting.\n");
	+ goto err_close;
	+ } else if (err & MLX4_QUERY_FUNC_NUM_SYS_EQS) {
	+ dev->caps.num_eqs = dev_cap.max_eqs;
	+ dev->caps.reserved_eqs = dev_cap.reserved_eqs;
	+ dev->caps.reserved_uars = dev_cap.reserved_uars;
	+ }
	+ }
	+
	/*
	- * Read HCA frequency by QUERY_HCA command
	+ * If TS is supported by FW
	+ * read HCA frequency by QUERY_HCA command
	*/
	if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_TS) {
	memset(&init_hca, 0, sizeof(init_hca));
	err = mlx4_QUERY_HCA(dev, &init_hca);
	if (err) {
	- mlx4_err(dev, "QUERY_HCA command failed, disable timestamp.\n");
	+ mlx4_err(dev, "QUERY_HCA command failed, disable timestamp\n");
	dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS;
	} else {
	dev->caps.hca_core_clock =
	@@ -2084,19 +2993,40 @@
	*/
	if (!dev->caps.hca_core_clock) {
	dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS;
	- mlx4_err(dev, "HCA frequency is 0. Timestamping is not supported.");
	+ mlx4_err(dev,
	+ "HCA frequency is 0 - timestamping is not supported\n");
	} else if (map_internal_clock(dev)) {
	- /* Map internal clock,
	+ /*
	+ * Map internal clock,
	* in case of failure disable timestamping
	*/
	dev->caps.flags2 &= ~MLX4_DEV_CAP_FLAG2_TS;
	- mlx4_err(dev, "Failed to map internal clock. Timestamping is not supported.\n");
	+ mlx4_err(dev, "Failed to map internal clock. Timestamping is not supported\n");
	+ }
	+ }
	+
	+ if (dev->caps.dmfs_high_steer_mode !=
	+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED) {
	+ if (mlx4_validate_optimized_steering(dev))
	+ mlx4_warn(dev, "Optimized steering validation failed\n");
	+
	+ if (dev->caps.dmfs_high_steer_mode ==
	+ MLX4_STEERING_DMFS_A0_DISABLE) {
	+ dev->caps.dmfs_high_rate_qpn_base =
	+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW];
	+ dev->caps.dmfs_high_rate_qpn_range =
	+ MLX4_A0_STEERING_TABLE_SIZE;
	}
	+
	+ mlx4_dbg(dev, "DMFS high rate steer mode is: %s\n",
	+ dmfs_high_rate_steering_mode_str(
	+ dev->caps.dmfs_high_steer_mode));
	}
	} else {
	err = mlx4_init_slave(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize slave\n");
	+ if (err != -EAGAIN)
	+ mlx4_err(dev, "Failed to initialize slave\n");
	return err;
	}

	@@ -2110,37 +3040,35 @@
	if (map_bf_area(dev))
	mlx4_dbg(dev, "Failed to map blue flame area\n");

	- /* Only the master set the ports, all the rest got it from it.*/
	+ /Only the master set the ports, all the rest got it from it./
	if (!mlx4_is_slave(dev))
	mlx4_set_port_mask(dev);

	err = mlx4_QUERY_ADAPTER(dev, &adapter);
	if (err) {
	- mlx4_err(dev, "QUERY_ADAPTER command failed, aborting.\n");
	+ mlx4_err(dev, "QUERY_ADAPTER command failed, aborting\n");
	goto unmap_bf;
	}

	+ /* Query CONFIG_DEV parameters */
	+ err = mlx4_config_dev_retrieval(dev, &params);
	+ if (err && err != -ENOTSUPP) {
	+ mlx4_err(dev, "Failed to query CONFIG_DEV parameters\n");
	+ } else if (!err) {
	+ dev->caps.rx_checksum_flags_port[1] = params.rx_csum_flags_port_1;
	+ dev->caps.rx_checksum_flags_port[2] = params.rx_csum_flags_port_2;
	+ }
	priv->eq_table.inta_pin = adapter.inta_pin;
	memcpy(dev->board_id, adapter.board_id, sizeof dev->board_id);
	- memcpy(dev->vsd, adapter.vsd, sizeof(dev->vsd));
	- dev->vsd_vendor_id = adapter.vsd_vendor_id;
	-
	- if (!mlx4_is_slave(dev))
	- kfree(dev_cap);

	return 0;

	unmap_bf:
	- if (!mlx4_is_slave(dev))
	- unmap_internal_clock(dev);
	+ unmap_internal_clock(dev);
	unmap_bf_area(dev);

	- if (mlx4_is_slave(dev)) {
	- kfree(dev->caps.qp0_tunnel);
	- kfree(dev->caps.qp0_proxy);
	- kfree(dev->caps.qp1_tunnel);
	- kfree(dev->caps.qp1_proxy);
	- }
	+ if (mlx4_is_slave(dev))
	+ mlx4_slave_destroy_special_qp_cap(dev);

	err_close:
	if (mlx4_is_slave(dev))
	@@ -2152,14 +3080,6 @@
	if (!mlx4_is_slave(dev))
	mlx4_free_icms(dev);

	-err_stop_fw:
	- if (!mlx4_is_slave(dev)) {
	- if (!mlx4_UNMAP_FA(dev))
	- mlx4_free_icm(dev, priv->fw.fw_icm, 0);
	- else
	- pr_warn("mlx4_core: mlx4_UNMAP_FA failed.\n");
	- kfree(dev_cap);
	- }
	return err;
	}

	@@ -2171,6 +3091,8 @@
	struct counter_index *new_counter_index;


	+ mutex_init(&priv->counters_table.mutex);
	+
	if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS))
	return -ENOENT;

	@@ -2185,8 +3107,6 @@
	}
	}

	- mutex_init(&priv->counters_table.mutex);
	-
	if (mlx4_is_slave(dev)) {
	for (port_indx = 0; port_indx < dev->caps.num_ports; port_indx++) {
	INIT_LIST_HEAD(&priv->counters_table.global_port_list[port_indx]);
	@@ -2221,13 +3141,19 @@
	}

	if (mlx4_is_master(dev)) {
	- for (vf_index = 0; vf_index < dev->num_vfs; vf_index++) {
	+ for (vf_index = 0; vf_index < dev->persist->num_vfs; vf_index++) {
	+ int slave = mlx4_get_slave_indx(&priv->dev, vf_index);
	+ struct mlx4_active_ports actv_ports;
	+ if (slave < 0)
	+ continue;
	+ actv_ports = mlx4_get_active_ports(&priv->dev, slave);
	for (port_indx = 0; port_indx < dev->caps.num_ports; port_indx++) {
	INIT_LIST_HEAD(&priv->counters_table.vf_list[vf_index][port_indx]);
	new_counter_index = kmalloc(sizeof(struct counter_index), GFP_KERNEL);
	if (!new_counter_index)
	return -ENOMEM;
	- if (index < nent_pow2 - 2) {
	+ if (index < nent_pow2 - 1 &&
	+ test_bit(port_indx, actv_ports.ports)) {
	new_counter_index->index = index;
	index++;
	} else {
	@@ -2243,7 +3169,7 @@
	nent_pow2, nent_pow2 - 1,
	index, 1);
	mlx4_dbg(dev, "%s: master allocated %d counters for %d VFs\n",
	- __func__, index, dev->num_vfs);
	+ __func__, index, dev->persist->num_vfs);
	} else {
	res = mlx4_bitmap_init(&priv->counters_table.bitmap,
	nent_pow2, nent_pow2 - 1,
	@@ -2274,8 +3200,8 @@
	kfree(port);
	}
	}
	- if (!mlx4_is_slave(dev)) {
	- for (i = 0; i < dev->num_vfs; i++) {
	+ if (mlx4_is_master(dev)) {
	+ for (i = 0; i < dev->persist->num_vfs; i++) {
	for (j = 0; j < dev->caps.num_ports; j++) {
	list_for_each_entry_safe(vf, tmp_vf,
	&priv->counters_table.vf_list[i][j],
	@@ -2289,8 +3215,8 @@
	}
	}
	}
	- mlx4_bitmap_cleanup(&priv->counters_table.bitmap);
	}
	+ mlx4_bitmap_cleanup(&priv->counters_table.bitmap);
	}
	mutex_unlock(&priv->counters_table.mutex);
	}
	@@ -2302,7 +3228,7 @@
	struct counter_index vf, tmp_vf;

	/* clean VF's counters for the next useg */
	- if (slave > 0 && slave <= dev->num_vfs) {
	+ if (slave > 0 && slave <= dev->persist->num_vfs) {
	mlx4_dbg(dev, "%s: free counters of slave(%d)\n"
	, __func__, slave);

	@@ -2343,7 +3269,7 @@
	return -ENOENT;

	if ((slave > MLX4_MAX_NUM_VF) \|\| (slave < 0) \|\|
	- (port < 0) \|\| (port > MLX4_MAX_PORTS)) {
	+ (port < 0) \|\| (port > dev->caps.num_ports)) {
	mlx4_dbg(dev, "%s: invalid slave(%d) or port(%d) index\n",
	__func__, slave, port);
	return -EINVAL;
	@@ -2607,12 +3533,6 @@
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct counter_index *new_counter_index;

	- if (dev->caps.port_type[port] == MLX4_PORT_TYPE_IB) {
	- mlx4_dbg(dev, "%s: return counter index %d for slave %d port (MLX4_PORT_TYPE_IB) %d\n",
	- __func__, MLX4_SINK_COUNTER_INDEX, slave, port);
	- return (u8)MLX4_SINK_COUNTER_INDEX;
	- }
	-
	mutex_lock(&priv->counters_table.mutex);
	if (slave == 0) {
	new_counter_index = list_entry(priv->counters_table.global_port_list[port - 1].next,
	@@ -2628,13 +3548,12 @@
	mlx4_dbg(dev, "%s: return counter index %d for slave %d port %d\n",
	__func__, new_counter_index->index, slave, port);

	-
	return (u8)new_counter_index->index;
	}

	int mlx4_get_vport_ethtool_stats(struct mlx4_dev *dev, int port,
	struct mlx4_en_vport_stats *vport_stats,
	- int reset)
	+ int reset, int *read_counters)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_cmd_mailbox *if_stat_mailbox = NULL;
	@@ -2685,9 +3604,11 @@
	vport_stats->tx_broadcast_bytes += be64_to_cpu(counter->ext.counters[0].IfTxBroadcastOctets);
	vport_stats->tx_unicast_bytes += be64_to_cpu(counter->ext.counters[0].IfTxUnicastOctets);
	vport_stats->tx_multicast_bytes += be64_to_cpu(counter->ext.counters[0].IfTxMulticastOctets);
	- vport_stats->rx_errors += be64_to_cpu(counter->ext.counters[0].IfRxErrorFrames);
	+ vport_stats->rx_filtered += be64_to_cpu(counter->ext.counters[0].IfRxErrorFrames);
	vport_stats->rx_dropped += be64_to_cpu(counter->ext.counters[0].IfRxNoBufferFrames);
	- vport_stats->tx_errors += be64_to_cpu(counter->ext.counters[0].IfTxDroppedFrames);
	+ vport_stats->tx_dropped += be64_to_cpu(counter->ext.counters[0].IfTxDroppedFrames);
	+ if (read_counters)
	+ (*read_counters)++;
	}
	}

	@@ -2699,6 +3620,37 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_get_vport_ethtool_stats);

	+void mlx4_set_admin_guid(struct mlx4_dev *dev, __be64 guid, int entry, int port)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ priv->mfunc.master.vf_admin[entry].vport[port].guid = guid;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_set_admin_guid);
	+
	+__be64 mlx4_get_admin_guid(struct mlx4_dev *dev, int entry, int port)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+
	+ return priv->mfunc.master.vf_admin[entry].vport[port].guid;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_get_admin_guid);
	+
	+void mlx4_set_random_admin_guid(struct mlx4_dev *dev, int entry, int port)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ __be64 guid;
	+
	+ /* hw GUID */
	+ if (entry == 0)
	+ return;
	+
	+ get_random_bytes((char *)&guid, sizeof(guid));
	+ guid &= ~(cpu_to_be64(1ULL << 56));
	+ guid \|= cpu_to_be64(1ULL << 57);
	+ priv->mfunc.master.vf_admin[entry].vport[port].guid = guid;
	+}
	+
	static int mlx4_setup_hca(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	@@ -2708,84 +3660,75 @@

	err = mlx4_init_uar_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "user access region table (err=%d), aborting.\n",
	- err);
	- return err;
	+ mlx4_err(dev, "Failed to initialize user access region table, aborting\n");
	+ return err;
	}

	err = mlx4_uar_alloc(dev, &priv->driver_uar);
	if (err) {
	- mlx4_err(dev, "Failed to allocate driver access region "
	- "(err=%d), aborting.\n", err);
	+ mlx4_err(dev, "Failed to allocate driver access region, aborting\n");
	goto err_uar_table_free;
	}

	priv->kar = ioremap((phys_addr_t) priv->driver_uar.pfn << PAGE_SHIFT, PAGE_SIZE);
	if (!priv->kar) {
	- mlx4_err(dev, "Couldn't map kernel access region, "
	- "aborting.\n");
	+ mlx4_err(dev, "Couldn't map kernel access region, aborting\n");
	err = -ENOMEM;
	goto err_uar_free;
	}

	err = mlx4_init_pd_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "protection domain table (err=%d), aborting.\n", err);
	+ mlx4_err(dev, "Failed to initialize protection domain table, aborting\n");
	goto err_kar_unmap;
	}

	err = mlx4_init_xrcd_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "reliable connection domain table (err=%d), "
	- "aborting.\n", err);
	+ mlx4_err(dev, "Failed to initialize reliable connection domain table, aborting\n");
	goto err_pd_table_free;
	}

	err = mlx4_init_mr_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "memory region table (err=%d), aborting.\n", err);
	+ mlx4_err(dev, "Failed to initialize memory region table, aborting\n");
	goto err_xrcd_table_free;
	}

	if (!mlx4_is_slave(dev)) {
	err = mlx4_init_mcg_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "multicast group table (err=%d), aborting.\n",
	- err);
	+ mlx4_err(dev, "Failed to initialize multicast group table, aborting\n");
	goto err_mr_table_free;
	}
	+ err = mlx4_config_mad_demux(dev);
	+ if (err) {
	+ mlx4_err(dev, "Failed in config_mad_demux, aborting\n");
	+ goto err_mcg_table_free;
	+ }
	}

	err = mlx4_init_eq_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "event queue table (err=%d), aborting.\n", err);
	+ mlx4_err(dev, "Failed to initialize event queue table, aborting\n");
	goto err_mcg_table_free;
	}

	err = mlx4_cmd_use_events(dev);
	if (err) {
	- mlx4_err(dev, "Failed to switch to event-driven "
	- "firmware commands (err=%d), aborting.\n", err);
	+ mlx4_err(dev, "Failed to switch to event-driven firmware commands, aborting\n");
	goto err_eq_table_free;
	}

	err = mlx4_NOP(dev);
	if (err) {
	if (dev->flags & MLX4_FLAG_MSI_X) {
	- mlx4_warn(dev, "NOP command failed to generate MSI-X "
	- "interrupt IRQ %d).\n",
	- priv->eq_table.eq[dev->caps.num_comp_vectors].irq);
	- mlx4_warn(dev, "Trying again without MSI-X.\n");
	+ mlx4_warn(dev, "NOP command failed to generate MSI-X interrupt IRQ %d)\n",
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].irq);
	+ mlx4_warn(dev, "Trying again without MSI-X\n");
	} else {
	- mlx4_err(dev, "NOP command failed to generate interrupt "
	- "(IRQ %d), aborting.\n",
	- priv->eq_table.eq[dev->caps.num_comp_vectors].irq);
	+ mlx4_err(dev, "NOP command failed to generate interrupt (IRQ %d), aborting\n",
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].irq);
	mlx4_err(dev, "BIOS or ACPI interrupt routing problem?\n");
	}

	@@ -2796,30 +3739,25 @@

	err = mlx4_init_cq_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "completion queue table (err=%d), aborting.\n", err);
	+ mlx4_err(dev, "Failed to initialize completion queue table, aborting\n");
	goto err_cmd_poll;
	}

	err = mlx4_init_srq_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "shared receive queue table (err=%d), aborting.\n",
	- err);
	+ mlx4_err(dev, "Failed to initialize shared receive queue table, aborting\n");
	goto err_cq_table_free;
	}

	err = mlx4_init_qp_table(dev);
	if (err) {
	- mlx4_err(dev, "Failed to initialize "
	- "queue pair table (err=%d), aborting.\n", err);
	+ mlx4_err(dev, "Failed to initialize queue pair table, aborting\n");
	goto err_srq_table_free;
	}

	err = mlx4_init_counters_table(dev);
	if (err && err != -ENOENT) {
	- mlx4_err(dev, "Failed to initialize counters table (err=%d), "
	- "aborting.\n", err);
	+ mlx4_err(dev, "Failed to initialize counters table, aborting\n");
	goto err_qp_table_free;
	}

	@@ -2829,9 +3767,8 @@
	err = mlx4_get_port_ib_caps(dev, port,
	&ib_port_default_caps);
	if (err)
	- mlx4_warn(dev, "failed to get port %d default "
	- "ib capabilities (%d). Continuing "
	- "with caps = 0\n", port, err);
	+ mlx4_warn(dev, "failed to get port %d default ib capabilities (%d). Continuing with caps = 0\n",
	+ port, err);
	dev->caps.ib_port_def_cap[port] = ib_port_default_caps;

	/* initialize per-slave default ib port capabilities */
	@@ -2841,7 +3778,7 @@
	if (i == mlx4_master_func_num(dev))
	continue;
	priv->mfunc.master.slave_state[i].ib_cap_mask[port] =
	- ib_port_default_caps;
	+ ib_port_default_caps;
	}
	}

	@@ -2850,8 +3787,8 @@
	err = mlx4_SET_PORT(dev, port, mlx4_is_master(dev) ?
	dev->caps.pkey_table_len[port] : -1);
	if (err) {
	- mlx4_err(dev, "Failed to set port %d (err=%d), "
	- "aborting\n", port, err);
	+ mlx4_err(dev, "Failed to set port %d, aborting\n",
	+ port);
	goto err_counters_table_free;
	}
	}
	@@ -2901,23 +3838,45 @@
	return err;
	}

	+static int mlx4_init_affinity_hint(struct mlx4_dev *dev, int port, int eqn)
	+{
	+ int requested_cpu = 0;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_eq *eq;
	+ int off = 0;
	+ int i;
	+
	+ if (eqn > dev->caps.num_comp_vectors)
	+ return -EINVAL;
	+
	+ for (i = 1; i < port; i++)
	+ off += mlx4_get_eqs_per_port(dev, i);
	+
	+ requested_cpu = eqn - off - !!(eqn > MLX4_EQ_ASYNC);
	+
	+ /* Meaning EQs are shared, and this call comes from the second port */
	+ if (requested_cpu < 0)
	+ return 0;
	+
	+ eq = &priv->eq_table.eq[eqn];
	+
	+ eq->affinity_cpu_id = requested_cpu % num_online_cpus();
	+
	+ return 0;
	+}
	+
	static void mlx4_enable_msi_x(struct mlx4_dev *dev)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct msix_entry *entries;
	- int nreq = min_t(int, dev->caps.num_ports *
	- min_t(int, num_possible_cpus() + 1, MAX_MSIX_P_PORT)
	- + MSIX_LEGACY_SZ, MAX_MSIX);
	- int err;
	int i;
	+ int port = 0;

	if (msi_x) {
	+ int nreq = dev->caps.num_ports * num_online_cpus() + 1;
	+
	nreq = min_t(int, dev->caps.num_eqs - dev->caps.reserved_eqs,
	nreq);
	-
	- if (msi_x > 1 && !mlx4_is_mfunc(dev))
	- nreq = min_t(int, nreq, msi_x);
	-
	entries = kcalloc(nreq, sizeof *entries, GFP_KERNEL);
	if (!entries)
	goto no_msi;
	@@ -2925,38 +3884,58 @@
	for (i = 0; i < nreq; ++i)
	entries[i].entry = i;

	- retry:
	- err = pci_enable_msix(dev->pdev, entries, nreq);
	- if (err) {
	- /* Try again if at least 2 vectors are available */
	- if (err > 1) {
	- mlx4_info(dev, "Requested %d vectors, "
	- "but only %d MSI-X vectors available, "
	- "trying again\n", nreq, err);
	- nreq = err;
	- goto retry;
	- }
	+ nreq = pci_enable_msix_range(dev->persist->pdev, entries, 2,
	+ nreq);
	+
	+ if (nreq < 2 \|\| nreq < MLX4_EQ_ASYNC + 1) {
	kfree(entries);
	- /* if error, or can't alloc even 1 IRQ */
	- if (err < 0) {
	- mlx4_err(dev, "No IRQs left, device can't "
	- "be started.\n");
	- goto no_irq;
	- }
	goto no_msi;
	}
	+ /* 1 is reserved for events (asyncrounous EQ) */
	+ dev->caps.num_comp_vectors = nreq - 1;

	- if (nreq <
	- MSIX_LEGACY_SZ + dev->caps.num_ports * MIN_MSIX_P_PORT) {
	- /Working in legacy mode , all EQ's shared/
	- dev->caps.comp_pool = 0;
	- dev->caps.num_comp_vectors = nreq - 1;
	- } else {
	- dev->caps.comp_pool = nreq - MSIX_LEGACY_SZ;
	- dev->caps.num_comp_vectors = MSIX_LEGACY_SZ - 1;
	+ priv->eq_table.eq[MLX4_EQ_ASYNC].irq = entries[0].vector;
	+ bitmap_zero(priv->eq_table.eq[MLX4_EQ_ASYNC].actv_ports.ports,
	+ dev->caps.num_ports);
	+
	+ for (i = 0; i < dev->caps.num_comp_vectors + 1; i++) {
	+ if (i == MLX4_EQ_ASYNC)
	+ continue;
	+
	+ priv->eq_table.eq[i].irq =
	+ entries[i + 1 - !!(i > MLX4_EQ_ASYNC)].vector;
	+
	+ if (MLX4_IS_LEGACY_EQ_MODE(dev->caps)) {
	+ bitmap_fill(priv->eq_table.eq[i].actv_ports.ports,
	+ dev->caps.num_ports);
	+ /* We don't set affinity hint when there
	+ * aren't enough EQs
	+ */
	+ } else {
	+ set_bit(port,
	+ priv->eq_table.eq[i].actv_ports.ports);
	+ if (mlx4_init_affinity_hint(dev, port + 1, i))
	+ mlx4_warn(dev, "Couldn't init hint cpumask for EQ %d\n",
	+ i);
	+ }
	+ /* We divide the Eqs evenly between the two ports.
	+ * (dev->caps.num_comp_vectors / dev->caps.num_ports)
	+ * refers to the number of Eqs per port
	+ * (i.e eqs_per_port). Theoretically, we would like to
	+ * write something like (i + 1) % eqs_per_port == 0.
	+ * However, since there's an asynchronous Eq, we have
	+ * to skip over it by comparing this condition to
	+ * !!((i + 1) > MLX4_EQ_ASYNC).
	+ */
	+ if ((dev->caps.num_comp_vectors > dev->caps.num_ports) &&
	+ ((i + 1) %
	+ (dev->caps.num_comp_vectors / dev->caps.num_ports)) ==
	+ !!((i + 1) > MLX4_EQ_ASYNC))
	+ /* If dev->caps.num_comp_vectors < dev->caps.num_ports,
	+ * everything is shared anyway.
	+ */
	+ port++;
	}
	- for (i = 0; i < nreq; ++i)
	- priv->eq_table.eq[i].irq = entries[i].vector;

	dev->flags \|= MLX4_FLAG_MSI_X;

	@@ -2966,38 +3945,15 @@

	no_msi:
	dev->caps.num_comp_vectors = 1;
	- dev->caps.comp_pool = 0;
	-
	- for (i = 0; i < 2; ++i)
	- priv->eq_table.eq[i].irq = dev->pdev->irq;
	- return;
	-no_irq:
	- dev->caps.num_comp_vectors = 0;
	- dev->caps.comp_pool = 0;
	- return;
	-}
	-
	-static void
	-mlx4_init_hca_info(struct mlx4_dev *dev)
	-{
	- struct mlx4_hca_info *info = &mlx4_priv(dev)->hca_info;

	- info->dev = dev;
	-
	- info->firmware_attr = (struct device_attribute)__ATTR(fw_ver, S_IRUGO,
	- show_firmware_version, NULL);
	- if (device_create_file(&dev->pdev->dev, &info->firmware_attr))
	- mlx4_err(dev, "Failed to add file firmware version");
	-
	- info->hca_attr = (struct device_attribute)__ATTR(hca, S_IRUGO, show_hca,
	- NULL);
	- if (device_create_file(&dev->pdev->dev, &info->hca_attr))
	- mlx4_err(dev, "Failed to add file hca type");
	-
	- info->board_attr = (struct device_attribute)__ATTR(board_id, S_IRUGO,
	- show_board, NULL);
	- if (device_create_file(&dev->pdev->dev, &info->board_attr))
	- mlx4_err(dev, "Failed to add file board id type");
	+ BUG_ON(MLX4_EQ_ASYNC >= 2);
	+ for (i = 0; i < 2; ++i) {
	+ priv->eq_table.eq[i].irq = dev->persist->pdev->irq;
	+ if (i != MLX4_EQ_ASYNC) {
	+ bitmap_fill(priv->eq_table.eq[i].actv_ports.ports,
	+ dev->caps.num_ports);
	+ }
	+ }
	}

	static int mlx4_init_port_info(struct mlx4_dev *dev, int port)
	@@ -3010,6 +3966,7 @@
	if (!mlx4_is_slave(dev)) {
	mlx4_init_mac_table(dev, &info->mac_table);
	mlx4_init_vlan_table(dev, &info->vlan_table);
	+ mlx4_init_roce_gid_table(dev, &info->roce);
	info->base_qpn = mlx4_get_base_qpn(dev, port);
	}

	@@ -3024,7 +3981,7 @@
	info->port_attr.show = show_port_type;
	sysfs_attr_init(&info->port_attr.attr);

	- err = device_create_file(&dev->pdev->dev, &info->port_attr);
	+ err = device_create_file(&dev->persist->pdev->dev, &info->port_attr);
	if (err) {
	mlx4_err(dev, "Failed to create file for port %d\n", port);
	info->port = -1;
	@@ -3041,31 +3998,30 @@
	info->port_mtu_attr.show = show_port_ib_mtu;
	sysfs_attr_init(&info->port_mtu_attr.attr);

	- err = device_create_file(&dev->pdev->dev, &info->port_mtu_attr);
	+ err = device_create_file(&dev->persist->pdev->dev,
	+ &info->port_mtu_attr);
	if (err) {
	mlx4_err(dev, "Failed to create mtu file for port %d\n", port);
	- device_remove_file(&info->dev->pdev->dev, &info->port_attr);
	+ device_remove_file(&info->dev->persist->pdev->dev,
	+ &info->port_attr);
	info->port = -1;
	}

	return err;
	}

	-static void
	-mlx4_cleanup_hca_info(struct mlx4_hca_info *info)
	-{
	- device_remove_file(&info->dev->pdev->dev, &info->firmware_attr);
	- device_remove_file(&info->dev->pdev->dev, &info->board_attr);
	- device_remove_file(&info->dev->pdev->dev, &info->hca_attr);
	-}
	-
	static void mlx4_cleanup_port_info(struct mlx4_port_info *info)
	{
	if (info->port < 0)
	return;

	- device_remove_file(&info->dev->pdev->dev, &info->port_attr);
	- device_remove_file(&info->dev->pdev->dev, &info->port_mtu_attr);
	+ device_remove_file(&info->dev->persist->pdev->dev, &info->port_attr);
	+ device_remove_file(&info->dev->persist->pdev->dev,
	+ &info->port_mtu_attr);
	+#ifdef CONFIG_RFS_ACCEL
	+ free_irq_cpu_rmap(info->rmap);
	+ info->rmap = NULL;
	+#endif
	}

	static int mlx4_init_steering(struct mlx4_dev *dev)
	@@ -3132,10 +4088,11 @@
	void __iomem *owner;
	u32 ret;

	- if (pci_channel_offline(dev->pdev))
	+ if (pci_channel_offline(dev->persist->pdev))
	return -EIO;

	- owner = ioremap(pci_resource_start(dev->pdev, 0) + MLX4_OWNER_BASE,
	+ owner = ioremap(pci_resource_start(dev->persist->pdev, 0) +
	+ MLX4_OWNER_BASE,
	MLX4_OWNER_SIZE);
	if (!owner) {
	mlx4_err(dev, "Failed to obtain ownership bit\n");
	@@ -3151,10 +4108,11 @@
	{
	void __iomem *owner;

	- if (pci_channel_offline(dev->pdev))
	+ if (pci_channel_offline(dev->persist->pdev))
	return;

	- owner = ioremap(pci_resource_start(dev->pdev, 0) + MLX4_OWNER_BASE,
	+ owner = ioremap(pci_resource_start(dev->persist->pdev, 0) +
	+ MLX4_OWNER_BASE,
	MLX4_OWNER_SIZE);
	if (!owner) {
	mlx4_err(dev, "Failed to obtain ownership bit\n");
	@@ -3165,99 +4123,111 @@
	iounmap(owner);
	}

	-static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data)
	-{
	- struct mlx4_priv *priv;
	- struct mlx4_dev *dev;
	- int err;
	- int port;
	- int nvfs, prb_vf;
	-
	- pr_info(DRV_NAME ": Initializing %s\n", pci_name(pdev));
	+#define SRIOV_VALID_STATE(flags) (!!((flags) & MLX4_FLAG_SRIOV) ==\
	+ !!((flags) & MLX4_FLAG_MASTER))

	- err = pci_enable_device(pdev);
	- if (err) {
	- dev_err(&pdev->dev, "Cannot enable PCI device, "
	- "aborting.\n");
	- return err;
	- }
	+static u64 mlx4_enable_sriov(struct mlx4_dev dev, struct pci_dev pdev,
	+ u8 total_vfs, int existing_vfs, int reset_flow)
	+{
	+ u64 dev_flags = dev->flags;
	+ int err = 0;

	- mlx4_get_val(num_vfs.dbdf2val.tbl, pci_physfn(pdev), 0, &nvfs);
	- mlx4_get_val(probe_vf.dbdf2val.tbl, pci_physfn(pdev), 0, &prb_vf);
	- if (nvfs > MLX4_MAX_NUM_VF) {
	- dev_err(&pdev->dev, "There are more VF's (%d) than allowed(%d)\n",
	- nvfs, MLX4_MAX_NUM_VF);
	- return -EINVAL;
	+ if (reset_flow) {
	+ dev->dev_vfs = kcalloc(total_vfs, sizeof(*dev->dev_vfs),
	+ GFP_KERNEL);
	+ if (!dev->dev_vfs)
	+ goto free_mem;
	+ return dev_flags;
	}

	- if (nvfs < 0) {
	- dev_err(&pdev->dev, "num_vfs module parameter cannot be negative\n");
	- return -EINVAL;
	- }
	- /*
	- * Check for BARs.
	- */
	- if (!(pci_dev_data & MLX4_PCI_DEV_IS_VF) &&
	- !(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
	- dev_err(&pdev->dev, "Missing DCS, aborting."
	- "(driver_data: 0x%x, pci_resource_flags(pdev, 0):0x%x)\n",
	- pci_dev_data, pci_resource_flags(pdev, 0));
	- err = -ENODEV;
	- goto err_disable_pdev;
	- }
	- if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
	- dev_err(&pdev->dev, "Missing UAR, aborting.\n");
	- err = -ENODEV;
	- goto err_disable_pdev;
	+ atomic_inc(&pf_loading);
	+ if (dev->flags & MLX4_FLAG_SRIOV) {
	+ if (existing_vfs != total_vfs) {
	+ mlx4_err(dev, "SR-IOV was already enabled, but with num_vfs (%d) different than requested (%d)\n",
	+ existing_vfs, total_vfs);
	+ total_vfs = existing_vfs;
	+ }
	}

	- err = pci_request_regions(pdev, DRV_NAME);
	- if (err) {
	- dev_err(&pdev->dev, "Couldn't get PCI resources, aborting\n");
	- goto err_disable_pdev;
	+ dev->dev_vfs = kzalloc(total_vfs * sizeof(*dev->dev_vfs), GFP_KERNEL);
	+ if (NULL == dev->dev_vfs) {
	+ mlx4_err(dev, "Failed to allocate memory for VFs\n");
	+ goto disable_sriov;
	}

	- pci_set_master(pdev);
	-
	- err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
	- if (err) {
	- dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n");
	- err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
	- if (err) {
	- dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n");
	- goto err_release_regions;
	- }
	+ if (!(dev->flags & MLX4_FLAG_SRIOV)) {
	+ mlx4_warn(dev, "Enabling SR-IOV with %d VFs\n", total_vfs);
	+ err = pci_enable_sriov(pdev, total_vfs);
	}
	- err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
	if (err) {
	- dev_warn(&pdev->dev, "Warning: couldn't set 64-bit "
	- "consistent PCI DMA mask.\n");
	- err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
	- if (err) {
	- dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, "
	- "aborting.\n");
	- goto err_release_regions;
	- }
	- }
	+ mlx4_err(dev, "Failed to enable SR-IOV, continuing without SR-IOV (err = %d)\n",
	+ err);
	+ goto disable_sriov;
	+ } else {
	+ mlx4_warn(dev, "Running in master mode\n");
	+ dev_flags \|= MLX4_FLAG_SRIOV \|
	+ MLX4_FLAG_MASTER;
	+ dev_flags &= ~MLX4_FLAG_SLAVE;
	+ dev->persist->num_vfs = total_vfs;
	+ }
	+ return dev_flags;
	+
	+disable_sriov:
	+ atomic_dec(&pf_loading);
	+free_mem:
	+ dev->persist->num_vfs = 0;
	+ kfree(dev->dev_vfs);
	+ dev->dev_vfs = NULL;
	+ return dev_flags & ~MLX4_FLAG_MASTER;
	+}

	- /* Allow large DMA segments, up to the firmware limit of 1 GB */
	- dma_set_max_seg_size(&pdev->dev, 1024 * 1024 * 1024);
	+enum {
	+ MLX4_DEV_CAP_CHECK_NUM_VFS_ABOVE_64 = -1,
	+};

	- priv = kzalloc(sizeof *priv, GFP_KERNEL);
	- if (!priv) {
	- dev_err(&pdev->dev, "Device struct alloc failed, "
	- "aborting.\n");
	- err = -ENOMEM;
	- goto err_release_regions;
	+static int mlx4_check_dev_cap(struct mlx4_dev dev, struct mlx4_dev_cap dev_cap,
	+ int *nvfs)
	+{
	+ int requested_vfs = nvfs[0] + nvfs[1] + nvfs[2];
	+ /* Checking for 64 VFs as a limitation of CX2 */
	+ if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_80_VFS) &&
	+ requested_vfs >= 64) {
	+ mlx4_err(dev, "Requested %d VFs, but FW does not support more than 64\n",
	+ requested_vfs);
	+ return MLX4_DEV_CAP_CHECK_NUM_VFS_ABOVE_64;
	}
	+ return 0;
	+}
	+
	+static int mlx4_load_one(struct pci_dev *pdev, int pci_dev_data,
	+ int total_vfs, int nvfs, struct mlx4_priv priv,
	+ int reset_flow)
	+{
	+ struct mlx4_dev *dev;
	+ unsigned sum = 0;
	+ int err;
	+ int port;
	+ int i;
	+ struct mlx4_dev_cap *dev_cap = NULL;
	+ int num_vfs_argc =
	+ mlx4_get_argc(num_vfs.dbdf2val.tbl, pci_physfn(pdev));
	+ int probe_vfs_argc =
	+ mlx4_get_argc(probe_vf.dbdf2val.tbl, pci_physfn(pdev));
	+ /* existing_vfs will contain the number of VFs which were active when
	+ remove_one was invoked on the PF driver. In this case,
	+ the PF driver did not disable SRIOV during remove_one.
	+ When the PF is reloaded (mlx4_load_one), SRIOV is therefore
	+ still enabled, and pci_enable_sriov should not be called. */
	+ int existing_vfs = 0;
	+
	+ dev = &priv->dev;

	- dev = &priv->dev;
	- dev->pdev = pdev;
	INIT_LIST_HEAD(&priv->dev_list);
	INIT_LIST_HEAD(&priv->ctx_list);
	spin_lock_init(&priv->ctx_lock);

	mutex_init(&priv->port_mutex);
	+ mutex_init(&priv->bond_mutex);

	INIT_LIST_HEAD(&priv->pgdir_list);
	mutex_init(&priv->pgdir_mutex);
	@@ -3267,16 +4237,10 @@

	dev->rev_id = pdev->revision;
	dev->numa_node = dev_to_node(&pdev->dev);
	+ memcpy(dev->persist->nvfs, nvfs, sizeof(dev->persist->nvfs));
	+
	/* Detect if this device is a virtual function */
	if (pci_dev_data & MLX4_PCI_DEV_IS_VF) {
	- /* When acting as pf, we normally skip vfs unless explicitly
	- * requested to probe them. */
	- if (nvfs && extended_func_num(pdev) > prb_vf) {
	- mlx4_warn(dev, "Skipping virtual function:%d\n",
	- extended_func_num(pdev));
	- err = -ENODEV;
	- goto err_free_dev;
	- }
	mlx4_warn(dev, "Detected virtual function - running in slave mode\n");
	dev->flags \|= MLX4_FLAG_SLAVE;
	} else {
	@@ -3286,27 +4250,10 @@
	err = mlx4_get_ownership(dev);
	if (err) {
	if (err < 0)
	- goto err_free_dev;
	+ return err;
	else {
	- mlx4_warn(dev, "Multiple PFs not yet supported."
	- " Skipping PF.\n");
	- err = -EINVAL;
	- goto err_free_dev;
	- }
	- }
	-
	- if (nvfs) {
	- mlx4_warn(dev, "Enabling SR-IOV with %d VFs\n", nvfs);
	- err = pci_enable_sriov(pdev, nvfs);
	- if (err) {
	- mlx4_err(dev, "Failed to enable SR-IOV, continuing without SR-IOV (err = %d).\n",
	- err);
	- err = 0;
	- } else {
	- mlx4_warn(dev, "Running in master mode\n");
	- dev->flags \|= MLX4_FLAG_SRIOV \|
	- MLX4_FLAG_MASTER;
	- dev->num_vfs = nvfs;
	+ mlx4_warn(dev, "Multiple PFs not yet supported - Skipping PF\n");
	+ return -EINVAL;
	}
	}

	@@ -3320,15 +4267,28 @@
	*/
	err = mlx4_reset(dev);
	if (err) {
	- mlx4_err(dev, "Failed to reset HCA, aborting.\n");
	+ mlx4_err(dev, "Failed to reset HCA, aborting\n");
	goto err_sriov;
	}
	+
	+ if (total_vfs) {
	+ dev->flags = MLX4_FLAG_MASTER;
	+ existing_vfs = pci_num_vf(pdev);
	+ if (existing_vfs)
	+ dev->flags \|= MLX4_FLAG_SRIOV;
	+ dev->persist->num_vfs = total_vfs;
	+ }
	}

	+ /* on load remove any previous indication of internal error,
	+ * device is up.
	+ */
	+ dev->persist->state = MLX4_DEVICE_STATE_UP;
	+
	slave_start:
	err = mlx4_cmd_init(dev);
	if (err) {
	- mlx4_err(dev, "Failed to init command interface, aborting.\n");
	+ mlx4_err(dev, "Failed to init command interface, aborting\n");
	goto err_sriov;
	}

	@@ -3336,39 +4296,178 @@
	* before posting commands. Also, init num_slaves before calling
	* mlx4_init_hca */
	if (mlx4_is_mfunc(dev)) {
	- if (mlx4_is_master(dev))
	+ if (mlx4_is_master(dev)) {
	dev->num_slaves = MLX4_MAX_NUM_SLAVES;
	- else {
	+
	+ } else {
	dev->num_slaves = 0;
	err = mlx4_multi_func_init(dev);
	if (err) {
	- mlx4_err(dev, "Failed to init slave mfunc"
	- " interface, aborting.\n");
	+ mlx4_err(dev, "Failed to init slave mfunc interface, aborting\n");
	goto err_cmd;
	}
	}
	}

	+ err = mlx4_init_fw(dev);
	+ if (err) {
	+ mlx4_err(dev, "Failed to init fw, aborting.\n");
	+ goto err_mfunc;
	+ }
	+
	+ if (mlx4_is_master(dev)) {
	+ /* when we hit the goto slave_start below, dev_cap already initialized */
	+ if (!dev_cap) {
	+ dev_cap = kzalloc(sizeof(*dev_cap), GFP_KERNEL);
	+
	+ if (!dev_cap) {
	+ err = -ENOMEM;
	+ goto err_fw;
	+ }
	+
	+ err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
	+ if (err) {
	+ mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n");
	+ goto err_fw;
	+ }
	+
	+ if (mlx4_check_dev_cap(dev, dev_cap, nvfs))
	+ goto err_fw;
	+
	+ if (!(dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS)) {
	+ u64 dev_flags = mlx4_enable_sriov(dev, pdev,
	+ total_vfs,
	+ existing_vfs,
	+ reset_flow);
	+
	+ mlx4_cmd_cleanup(dev, MLX4_CMD_CLEANUP_ALL);
	+ dev->flags = dev_flags;
	+ if (!SRIOV_VALID_STATE(dev->flags)) {
	+ mlx4_err(dev, "Invalid SRIOV state\n");
	+ goto err_sriov;
	+ }
	+ err = mlx4_reset(dev);
	+ if (err) {
	+ mlx4_err(dev, "Failed to reset HCA, aborting.\n");
	+ goto err_sriov;
	+ }
	+ goto slave_start;
	+ }
	+ } else {
	+ /* Legacy mode FW requires SRIOV to be enabled before
	+ * doing QUERY_DEV_CAP, since max_eq's value is different if
	+ * SRIOV is enabled.
	+ */
	+ memset(dev_cap, 0, sizeof(*dev_cap));
	+ err = mlx4_QUERY_DEV_CAP(dev, dev_cap);
	+ if (err) {
	+ mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n");
	+ goto err_fw;
	+ }
	+
	+ if (mlx4_check_dev_cap(dev, dev_cap, nvfs))
	+ goto err_fw;
	+ }
	+ }
	+
	err = mlx4_init_hca(dev);
	if (err) {
	if (err == -EACCES) {
	/* Not primary Physical function
	* Running in slave mode */
	- mlx4_cmd_cleanup(dev);
	+ mlx4_cmd_cleanup(dev, MLX4_CMD_CLEANUP_ALL);
	+ /* We're not a PF */
	+ if (dev->flags & MLX4_FLAG_SRIOV) {
	+ if (!existing_vfs)
	+ pci_disable_sriov(pdev);
	+ if (mlx4_is_master(dev) && !reset_flow)
	+ atomic_dec(&pf_loading);
	+ dev->flags &= ~MLX4_FLAG_SRIOV;
	+ }
	+ if (!mlx4_is_slave(dev))
	+ mlx4_free_ownership(dev);
	dev->flags \|= MLX4_FLAG_SLAVE;
	dev->flags &= ~MLX4_FLAG_MASTER;
	goto slave_start;
	} else
	- goto err_mfunc;
	+ goto err_fw;
	+ }
	+
	+ if (mlx4_is_master(dev) && (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS)) {
	+ u64 dev_flags = mlx4_enable_sriov(dev, pdev, total_vfs,
	+ existing_vfs, reset_flow);
	+
	+ if ((dev->flags ^ dev_flags) & (MLX4_FLAG_MASTER \| MLX4_FLAG_SLAVE)) {
	+ mlx4_cmd_cleanup(dev, MLX4_CMD_CLEANUP_VHCR);
	+ dev->flags = dev_flags;
	+ err = mlx4_cmd_init(dev);
	+ if (err) {
	+ /* Only VHCR is cleaned up, so could still
	+ * send FW commands
	+ */
	+ mlx4_err(dev, "Failed to init VHCR command interface, aborting\n");
	+ goto err_close;
	+ }
	+ } else {
	+ dev->flags = dev_flags;
	+ }
	+
	+ if (!SRIOV_VALID_STATE(dev->flags)) {
	+ mlx4_err(dev, "Invalid SRIOV state\n");
	+ goto err_close;
	+ }
	}

	+ /* check if the device is functioning at its maximum possible speed.
	+ * No return code for this call, just warn the user in case of PCI
	+ * express device capabilities are under-satisfied by the bus.
	+ */
	+ if (!mlx4_is_slave(dev))
	+ mlx4_check_pcie_caps(dev);
	+
	/* In master functions, the communication channel must be initialized
	* after obtaining its address from fw */
	if (mlx4_is_master(dev)) {
	+ int ib_ports = 0;
	+
	+ mlx4_foreach_port(i, dev, MLX4_PORT_TYPE_IB)
	+ ib_ports++;
	+
	+ if (ib_ports &&
	+ (num_vfs_argc > 1 \|\| probe_vfs_argc > 1)) {
	+ mlx4_err(dev,
	+ "Invalid syntax of num_vfs/probe_vfs with IB port - single port VFs syntax is only supported when all ports are configured as ethernet\n");
	+ err = -EINVAL;
	+ goto err_close;
	+ }
	+ if (dev->caps.num_ports < 2 &&
	+ num_vfs_argc > 1) {
	+ err = -EINVAL;
	+ mlx4_err(dev,
	+ "Error: Trying to configure VFs on port 2, but HCA has only %d physical ports\n",
	+ dev->caps.num_ports);
	+ goto err_close;
	+ }
	+ memcpy(dev->persist->nvfs, nvfs, sizeof(dev->persist->nvfs));
	+
	+ for (i = 0;
	+ i < sizeof(dev->persist->nvfs)/
	+ sizeof(dev->persist->nvfs[0]); i++) {
	+ unsigned j;
	+
	+ for (j = 0; j < dev->persist->nvfs[i]; ++sum, ++j) {
	+ dev->dev_vfs[sum].min_port = i < 2 ? i + 1 : 1;
	+ dev->dev_vfs[sum].n_ports = i < 2 ? 1 :
	+ dev->caps.num_ports;
	+ }
	+ }
	+
	+ /* In master functions, the communication channel
	+ * must be initialized after obtaining its address from fw
	+ */
	err = mlx4_multi_func_init(dev);
	if (err) {
	- mlx4_err(dev, "Failed to init master mfunc"
	- "interface, aborting.\n");
	+ mlx4_err(dev, "Failed to init master mfunc interface, aborting.\n");
	goto err_close;
	}
	}
	@@ -3377,29 +4476,21 @@
	if (err)
	goto err_master_mfunc;

	- priv->msix_ctl.pool_bm = 0;
	+ bitmap_zero(priv->msix_ctl.pool_bm, MAX_MSIX);
	mutex_init(&priv->msix_ctl.pool_lock);

	mlx4_enable_msi_x(dev);
	-
	- /* no MSIX and no shared IRQ */
	- if (!dev->caps.num_comp_vectors && !dev->caps.comp_pool) {
	- err = -ENOSPC;
	- goto err_free_eq;
	- }
	-
	if ((mlx4_is_mfunc(dev)) &&
	!(dev->flags & MLX4_FLAG_MSI_X)) {
	err = -ENOSYS;
	- mlx4_err(dev, "INTx is not supported in multi-function mode."
	- " aborting.\n");
	+ mlx4_err(dev, "INTx is not supported in multi-function mode, aborting\n");
	goto err_free_eq;
	}

	if (!mlx4_is_slave(dev)) {
	err = mlx4_init_steering(dev);
	if (err)
	- goto err_free_eq;
	+ goto err_disable_msix;
	}

	err = mlx4_setup_hca(dev);
	@@ -3407,7 +4498,6 @@
	!mlx4_is_mfunc(dev)) {
	dev->flags &= ~MLX4_FLAG_MSI_X;
	dev->caps.num_comp_vectors = 1;
	- dev->caps.comp_pool = 0;
	pci_disable_msix(pdev);
	err = mlx4_setup_hca(dev);
	}
	@@ -3416,7 +4506,17 @@
	goto err_steer;

	mlx4_init_quotas(dev);
	- mlx4_init_hca_info(dev);
	+ /* When PF resources are ready arm its comm channel to enable
	+ * getting commands
	+ */
	+ if (mlx4_is_master(dev)) {
	+ err = mlx4_ARM_COMM_CHANNEL(dev);
	+ if (err) {
	+ mlx4_err(dev, " Failed to arm comm channel eq: %x\n",
	+ err);
	+ goto err_steer;
	+ }
	+ }

	for (port = 1; port <= dev->caps.num_ports; port++) {
	err = mlx4_init_port_info(dev, port);
	@@ -3424,6 +4524,9 @@
	goto err_port;
	}

	+ priv->v2p.port1 = 1;
	+ priv->v2p.port2 = 2;
	+
	err = mlx4_register_device(dev);
	if (err)
	goto err_port;
	@@ -3433,9 +4536,12 @@
	mlx4_sense_init(dev);
	mlx4_start_sense(dev);

	- priv->pci_dev_data = pci_dev_data;
	- pci_set_drvdata(pdev, dev);
	+ priv->removed = 0;

	+ if (mlx4_is_master(dev) && dev->persist->num_vfs && !reset_flow)
	+ atomic_dec(&pf_loading);
	+
	+ kfree(dev_cap);
	return 0;

	err_port:
	@@ -3458,6 +4564,10 @@
	if (!mlx4_is_slave(dev))
	mlx4_clear_steering(dev);

	+err_disable_msix:
	+ if (dev->flags & MLX4_FLAG_MSI_X)
	+ pci_disable_msix(pdev);
	+
	err_free_eq:
	mlx4_free_eq_table(dev);

	@@ -3468,6 +4578,7 @@
	}

	if (mlx4_is_slave(dev)) {
	+ kfree(dev->caps.qp0_qkey);
	kfree(dev->caps.qp0_tunnel);
	kfree(dev->caps.qp0_proxy);
	kfree(dev->caps.qp1_tunnel);
	@@ -3475,27 +4586,186 @@
	}

	err_close:
	- if (dev->flags & MLX4_FLAG_MSI_X)
	- pci_disable_msix(pdev);
	-
	mlx4_close_hca(dev);

	+err_fw:
	+ mlx4_close_fw(dev);
	+
	err_mfunc:
	if (mlx4_is_slave(dev))
	mlx4_multi_func_cleanup(dev);

	err_cmd:
	- mlx4_cmd_cleanup(dev);
	+ mlx4_cmd_cleanup(dev, MLX4_CMD_CLEANUP_ALL);

	err_sriov:
	- if (dev->flags & MLX4_FLAG_SRIOV)
	+ if (dev->flags & MLX4_FLAG_SRIOV && !existing_vfs) {
	pci_disable_sriov(pdev);
	+ dev->flags &= ~MLX4_FLAG_SRIOV;
	+ }
	+
	+ if (mlx4_is_master(dev) && dev->persist->num_vfs && !reset_flow)
	+ atomic_dec(&pf_loading);
	+
	+ kfree(priv->dev.dev_vfs);

	if (!mlx4_is_slave(dev))
	mlx4_free_ownership(dev);

	-err_free_dev:
	- kfree(priv);
	+ kfree(dev_cap);
	+ return err;
	+}
	+
	+static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data,
	+ struct mlx4_priv *priv)
	+{
	+ int err;
	+ unsigned int i;
	+ unsigned total_vfs = 0;
	+ int nvfs[MLX4_MAX_PORTS + 1] = {0, 0, 0};
	+ int prb_vf[MLX4_MAX_PORTS + 1] = {0, 0, 0};
	+ const int param_map[MLX4_MAX_PORTS + 1][MLX4_MAX_PORTS + 1] = {
	+ {2, 0, 0}, {0, 1, 2}, {0, 1, 2} };
	+ int num_vfs_argc =
	+ mlx4_get_argc(num_vfs.dbdf2val.tbl, pci_physfn(pdev));
	+ int probe_vfs_argc =
	+ mlx4_get_argc(probe_vf.dbdf2val.tbl, pci_physfn(pdev));
	+
	+ pr_info(DRV_NAME ": Initializing %s\n", pci_name(pdev));
	+
	+ err = pci_enable_device(pdev);
	+ if (err) {
	+ dev_err(&pdev->dev, "Cannot enable PCI device, aborting.\n");
	+ return err;
	+ }
	+
	+ for (i = 0; i < num_vfs_argc;
	+ total_vfs += nvfs[param_map[num_vfs_argc - 1][i]], i++) {
	+ int *cur_nvfs = &nvfs[param_map[num_vfs_argc - 1][i]];
	+ mlx4_get_val(num_vfs.dbdf2val.tbl, pci_physfn(pdev), i,
	+ cur_nvfs);
	+ if (*cur_nvfs < 0) {
	+ dev_err(&pdev->dev, "num_vfs module parameter cannot be negative\n");
	+ err = -EINVAL;
	+ goto err_disable_pdev;
	+ }
	+ }
	+ for (i = 0; i < probe_vfs_argc; i++) {
	+ int *cur_prbvf = &prb_vf[param_map[probe_vfs_argc - 1][i]];
	+ mlx4_get_val(probe_vf.dbdf2val.tbl, pci_physfn(pdev), i,
	+ cur_prbvf);
	+ if (*cur_prbvf < 0) {
	+ dev_err(&pdev->dev, "probe_vf module parameter cannot be negative\n");
	+ err = -EINVAL;
	+ goto err_disable_pdev;
	+ }
	+ }
	+ for (i = 0; i < sizeof(nvfs)/sizeof(nvfs[0]); i++) {
	+ if (prb_vf[i] > nvfs[i]) {
	+ dev_err(&pdev->dev, "probe_vf module parameter cannot be greater than num_vfs\n");
	+ err = -EINVAL;
	+ goto err_disable_pdev;
	+ }
	+ }
	+ if (total_vfs > MLX4_MAX_NUM_VF) {
	+ dev_err(&pdev->dev, "total vfs (%d) can't be more than %d\n",
	+ total_vfs, MLX4_MAX_NUM_VF);
	+ err = -EINVAL;
	+ goto err_disable_pdev;
	+ }
	+
	+ for (i = 0; i < MLX4_MAX_PORTS; i++) {
	+ if (nvfs[i] + nvfs[2] >= MLX4_MAX_NUM_VF_P_PORT) {
	+ dev_err(&pdev->dev,
	+ "Requested more VF's (%d) for port (%d) than allowed (%d)\n",
	+ nvfs[i] + nvfs[2], i + 1,
	+ MLX4_MAX_NUM_VF_P_PORT - 1);
	+ err = -EINVAL;
	+ goto err_disable_pdev;
	+ }
	+ }
	+
	+ /* Check for BARs. */
	+ if (!(pci_dev_data & MLX4_PCI_DEV_IS_VF) &&
	+ !(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
	+ dev_err(&pdev->dev, "Missing DCS, aborting (driver_data: 0x%x, pci_resource_flags(pdev, 0):0x%lx)\n",
	+ pci_dev_data, (long)pci_resource_flags(pdev, 0));
	+ err = -ENODEV;
	+ goto err_disable_pdev;
	+ }
	+ if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
	+ dev_err(&pdev->dev, "Missing UAR, aborting\n");
	+ err = -ENODEV;
	+ goto err_disable_pdev;
	+ }
	+
	+ err = pci_request_regions(pdev, DRV_NAME);
	+ if (err) {
	+ dev_err(&pdev->dev, "Couldn't get PCI resources, aborting\n");
	+ goto err_disable_pdev;
	+ }
	+
	+ pci_set_master(pdev);
	+
	+ err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
	+ if (err) {
	+ dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask\n");
	+ err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
	+ if (err) {
	+ dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting\n");
	+ goto err_release_regions;
	+ }
	+ }
	+ err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
	+ if (err) {
	+ dev_warn(&pdev->dev, "Warning: couldn't set 64-bit consistent PCI DMA mask\n");
	+ err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
	+ if (err) {
	+ dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, aborting\n");
	+ goto err_release_regions;
	+ }
	+ }
	+
	+ /* Allow large DMA segments, up to the firmware limit of 1 GB */
	+ dma_set_max_seg_size(&pdev->dev, 1024 * 1024 * 1024);
	+ /* Detect if this device is a virtual function */
	+ if (pci_dev_data & MLX4_PCI_DEV_IS_VF) {
	+ /* When acting as pf, we normally skip vfs unless explicitly
	+ * requested to probe them.
	+ */
	+ if (total_vfs) {
	+ unsigned vfs_offset = 0;
	+
	+ for (i = 0; i < sizeof(nvfs)/sizeof(nvfs[0]) &&
	+ vfs_offset + nvfs[i] < extended_func_num(pdev);
	+ vfs_offset += nvfs[i], i++)
	+ ;
	+ if (i == sizeof(nvfs)/sizeof(nvfs[0])) {
	+ err = -ENODEV;
	+ goto err_release_regions;
	+ }
	+ if ((extended_func_num(pdev) - vfs_offset)
	+ > prb_vf[i]) {
	+ dev_warn(&pdev->dev, "Skipping virtual function:%d\n",
	+ extended_func_num(pdev));
	+ err = -ENODEV;
	+ goto err_release_regions;
	+ }
	+ }
	+ }
	+
	+ err = mlx4_catas_init(&priv->dev);
	+ if (err)
	+ goto err_release_regions;
	+
	+ err = mlx4_load_one(pdev, pci_dev_data, total_vfs, nvfs, priv, 0);
	+ if (err)
	+ goto err_catas;
	+
	+ return 0;
	+
	+err_catas:
	+ mlx4_catas_end(&priv->dev);

	err_release_regions:
	pci_release_regions(pdev);
	@@ -3506,87 +4776,170 @@
	return err;
	}

	-static int __devinit mlx4_init_one(struct pci_dev *pdev,
	- const struct pci_device_id *id)
	+static int mlx4_init_one(struct pci_dev pdev, const struct pci_device_id id)
	{
	- device_set_desc(pdev->dev.bsddev, mlx4_version);
	- return __mlx4_init_one(pdev, id->driver_data);
	+ struct mlx4_priv *priv;
	+ struct mlx4_dev *dev;
	+ int ret;
	+
	+ printk_once(KERN_INFO "%s", mlx4_version);
	+
	+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
	+ if (!priv)
	+ return -ENOMEM;
	+
	+ dev = &priv->dev;
	+ dev->persist = kzalloc(sizeof(*dev->persist), GFP_KERNEL);
	+ if (!dev->persist) {
	+ kfree(priv);
	+ return -ENOMEM;
	+ }
	+ dev->persist->pdev = pdev;
	+ dev->persist->dev = dev;
	+ pci_set_drvdata(pdev, dev->persist);
	+ priv->pci_dev_data = id->driver_data;
	+ mutex_init(&dev->persist->device_state_mutex);
	+ mutex_init(&dev->persist->interface_state_mutex);
	+
	+ ret = __mlx4_init_one(pdev, id->driver_data, priv);
	+ if (ret) {
	+ kfree(dev->persist);
	+ kfree(priv);
	+ } else {
	+ pci_save_state(pdev->dev.bsddev);
	+ }
	+
	+ return ret;
	}

	-static void mlx4_remove_one(struct pci_dev *pdev)
	+static void mlx4_clean_dev(struct mlx4_dev *dev)
	{
	- struct mlx4_dev *dev = pci_get_drvdata(pdev);
	+ struct mlx4_dev_persistent *persist = dev->persist;
	struct mlx4_priv *priv = mlx4_priv(dev);
	- int p;
	+ unsigned long flags = (dev->flags & RESET_PERSIST_MASK_FLAGS);

	- if (dev) {
	- /* in SRIOV it is not allowed to unload the pf's
	- * driver while there are alive vf's */
	- if (mlx4_is_master(dev)) {
	- if (mlx4_how_many_lives_vf(dev))
	- mlx4_err(dev, "Removing PF when there are assigned VF's !!!\n");
	- }
	- mlx4_stop_sense(dev);
	- mlx4_unregister_device(dev);
	+ memset(priv, 0, sizeof(*priv));
	+ priv->dev.persist = persist;
	+ priv->dev.flags = flags;
	+}

	- mlx4_cleanup_hca_info(&priv->hca_info);
	- for (p = 1; p <= dev->caps.num_ports; p++) {
	- mlx4_cleanup_port_info(&priv->port[p]);
	- mlx4_CLOSE_PORT(dev, p);
	- }
	+static void mlx4_unload_one(struct pci_dev *pdev)
	+{
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+ struct mlx4_dev *dev = persist->dev;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int pci_dev_data;
	+ int p, i;

	- if (mlx4_is_master(dev))
	- mlx4_free_resource_tracker(dev,
	- RES_TR_FREE_SLAVES_ONLY);
	-
	- mlx4_cleanup_counters_table(dev);
	- mlx4_cleanup_qp_table(dev);
	- mlx4_cleanup_srq_table(dev);
	- mlx4_cleanup_cq_table(dev);
	- mlx4_cmd_use_polling(dev);
	- mlx4_cleanup_eq_table(dev);
	- mlx4_cleanup_mcg_table(dev);
	- mlx4_cleanup_mr_table(dev);
	- mlx4_cleanup_xrcd_table(dev);
	- mlx4_cleanup_pd_table(dev);
	+ if (priv->removed)
	+ return;

	- if (mlx4_is_master(dev))
	- mlx4_free_resource_tracker(dev,
	- RES_TR_FREE_STRUCTS_ONLY);
	-
	- iounmap(priv->kar);
	- mlx4_uar_free(dev, &priv->driver_uar);
	- mlx4_cleanup_uar_table(dev);
	- if (!mlx4_is_slave(dev))
	- mlx4_clear_steering(dev);
	- mlx4_free_eq_table(dev);
	- if (mlx4_is_master(dev))
	- mlx4_multi_func_cleanup(dev);
	- mlx4_close_hca(dev);
	- if (mlx4_is_slave(dev))
	- mlx4_multi_func_cleanup(dev);
	- mlx4_cmd_cleanup(dev);
	+ /* saving current ports type for further use */
	+ for (i = 0; i < dev->caps.num_ports; i++) {
	+ dev->persist->curr_port_type[i] = dev->caps.port_type[i + 1];
	+ dev->persist->curr_port_poss_type[i] = dev->caps.
	+ possible_type[i + 1];
	+ }

	- if (dev->flags & MLX4_FLAG_MSI_X)
	- pci_disable_msix(pdev);
	- if (dev->flags & MLX4_FLAG_SRIOV) {
	- mlx4_warn(dev, "Disabling SR-IOV\n");
	- pci_disable_sriov(pdev);
	- }
	+ pci_dev_data = priv->pci_dev_data;

	- if (!mlx4_is_slave(dev))
	- mlx4_free_ownership(dev);
	+ mlx4_stop_sense(dev);
	+ mlx4_unregister_device(dev);

	- kfree(dev->caps.qp0_tunnel);
	- kfree(dev->caps.qp0_proxy);
	- kfree(dev->caps.qp1_tunnel);
	- kfree(dev->caps.qp1_proxy);
	+ for (p = 1; p <= dev->caps.num_ports; p++) {
	+ mlx4_cleanup_port_info(&priv->port[p]);
	+ mlx4_CLOSE_PORT(dev, p);
	+ }

	- kfree(priv);
	- pci_release_regions(pdev);
	- pci_disable_device(pdev);
	- pci_set_drvdata(pdev, NULL);
	+ if (mlx4_is_master(dev))
	+ mlx4_free_resource_tracker(dev,
	+ RES_TR_FREE_SLAVES_ONLY);
	+
	+ mlx4_cleanup_counters_table(dev);
	+ mlx4_cleanup_qp_table(dev);
	+ mlx4_cleanup_srq_table(dev);
	+ mlx4_cleanup_cq_table(dev);
	+ mlx4_cmd_use_polling(dev);
	+ mlx4_cleanup_eq_table(dev);
	+ mlx4_cleanup_mcg_table(dev);
	+ mlx4_cleanup_mr_table(dev);
	+ mlx4_cleanup_xrcd_table(dev);
	+ mlx4_cleanup_pd_table(dev);
	+
	+ if (mlx4_is_master(dev))
	+ mlx4_free_resource_tracker(dev,
	+ RES_TR_FREE_STRUCTS_ONLY);
	+
	+ iounmap(priv->kar);
	+ mlx4_uar_free(dev, &priv->driver_uar);
	+ mlx4_cleanup_uar_table(dev);
	+ if (!mlx4_is_slave(dev))
	+ mlx4_clear_steering(dev);
	+ mlx4_free_eq_table(dev);
	+ if (mlx4_is_master(dev))
	+ mlx4_multi_func_cleanup(dev);
	+ mlx4_close_hca(dev);
	+ mlx4_close_fw(dev);
	+ if (mlx4_is_slave(dev))
	+ mlx4_multi_func_cleanup(dev);
	+ mlx4_cmd_cleanup(dev, MLX4_CMD_CLEANUP_ALL);
	+
	+ if (dev->flags & MLX4_FLAG_MSI_X)
	+ pci_disable_msix(pdev);
	+
	+ if (!mlx4_is_slave(dev))
	+ mlx4_free_ownership(dev);
	+
	+ kfree(dev->caps.qp0_qkey);
	+ kfree(dev->caps.qp0_tunnel);
	+ kfree(dev->caps.qp0_proxy);
	+ kfree(dev->caps.qp1_tunnel);
	+ kfree(dev->caps.qp1_proxy);
	+ kfree(dev->dev_vfs);
	+
	+ mlx4_clean_dev(dev);
	+ priv->pci_dev_data = pci_dev_data;
	+ priv->removed = 1;
	+}
	+
	+static void mlx4_remove_one(struct pci_dev *pdev)
	+{
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+ struct mlx4_dev *dev = persist->dev;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int active_vfs = 0;
	+
	+ mutex_lock(&persist->interface_state_mutex);
	+ persist->interface_state \|= MLX4_INTERFACE_STATE_DELETION;
	+ mutex_unlock(&persist->interface_state_mutex);
	+
	+ /* Disabling SR-IOV is not allowed while there are active vf's */
	+ if (mlx4_is_master(dev) && dev->flags & MLX4_FLAG_SRIOV) {
	+ active_vfs = mlx4_how_many_lives_vf(dev);
	+ if (active_vfs) {
	+ pr_warn("Removing PF when there are active VF's !!\n");
	+ pr_warn("Will not disable SR-IOV.\n");
	+ }
	+ }
	+
	+ /* device marked to be under deletion running now without the lock
	+ * letting other tasks to be terminated
	+ */
	+ if (persist->interface_state & MLX4_INTERFACE_STATE_UP)
	+ mlx4_unload_one(pdev);
	+ else
	+ mlx4_info(dev, "%s: interface is down\n", __func__);
	+ mlx4_catas_end(dev);
	+ if (dev->flags & MLX4_FLAG_SRIOV && !active_vfs) {
	+ mlx4_warn(dev, "Disabling SR-IOV\n");
	+ pci_disable_sriov(pdev);
	}
	+
	+ pci_release_regions(pdev);
	+ pci_disable_device(pdev);
	+ kfree(dev->persist);
	+ kfree(priv);
	+ pci_set_drvdata(pdev, NULL);
	}

	static int restore_current_port_types(struct mlx4_dev *dev,
	@@ -3597,40 +4950,44 @@
	int err, i;

	mlx4_stop_sense(dev);
	+
	mutex_lock(&priv->port_mutex);
	for (i = 0; i < dev->caps.num_ports; i++)
	dev->caps.possible_type[i + 1] = poss_types[i];
	err = mlx4_change_port_types(dev, types);
	- mlx4_start_sense(dev);
	mutex_unlock(&priv->port_mutex);
	+ mlx4_start_sense(dev);
	+
	return err;
	}

	int mlx4_restart_one(struct pci_dev *pdev)
	{
	- struct mlx4_dev *dev = pci_get_drvdata(pdev);
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+ struct mlx4_dev *dev = persist->dev;
	struct mlx4_priv *priv = mlx4_priv(dev);
	- enum mlx4_port_type curr_type[MLX4_MAX_PORTS];
	- enum mlx4_port_type poss_type[MLX4_MAX_PORTS];
	- int pci_dev_data, err, i;
	+ int nvfs[MLX4_MAX_PORTS + 1] = {0, 0, 0};
	+ int pci_dev_data, err, total_vfs;

	pci_dev_data = priv->pci_dev_data;
	- for (i = 0; i < dev->caps.num_ports; i++) {
	- curr_type[i] = dev->caps.port_type[i + 1];
	- poss_type[i] = dev->caps.possible_type[i + 1];
	- }
	+ total_vfs = dev->persist->num_vfs;
	+ memcpy(nvfs, dev->persist->nvfs, sizeof(dev->persist->nvfs));

	- mlx4_remove_one(pdev);
	- err = __mlx4_init_one(pdev, pci_dev_data);
	- if (err)
	+ mlx4_unload_one(pdev);
	+ err = mlx4_load_one(pdev, pci_dev_data, total_vfs, nvfs, priv, 1);
	+ if (err) {
	+ mlx4_err(dev, "%s: ERROR: mlx4_load_one failed, pci_name=%s, err=%d\n",
	+ __func__, pci_name(pdev), err);
	return err;
	+ }

	- dev = pci_get_drvdata(pdev);
	- err = restore_current_port_types(dev, curr_type, poss_type);
	+ err = restore_current_port_types(dev, dev->persist->curr_port_type,
	+ dev->persist->curr_port_poss_type);
	if (err)
	- mlx4_err(dev, "mlx4_restart_one: could not restore original port types (%d)\n",
	+ mlx4_err(dev, "could not restore original port types (%d)\n",
	err);
	- return 0;
	+
	+ return err;
	}

	static DEFINE_PCI_DEVICE_TABLE(mlx4_pci_table) = {
	@@ -3684,43 +5041,135 @@
	static pci_ers_result_t mlx4_pci_err_detected(struct pci_dev *pdev,
	pci_channel_state_t state)
	{
	- mlx4_remove_one(pdev);
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+
	+ mlx4_err(persist->dev, "mlx4_pci_err_detected was called\n");
	+ mlx4_enter_error_state(persist);
	+
	+ mutex_lock(&persist->interface_state_mutex);
	+ if (persist->interface_state & MLX4_INTERFACE_STATE_UP)
	+ mlx4_unload_one(pdev);
	+
	+ mutex_unlock(&persist->interface_state_mutex);
	+ if (state == pci_channel_io_perm_failure)
	+ return PCI_ERS_RESULT_DISCONNECT;

	- return state == pci_channel_io_perm_failure ?
	- PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_NEED_RESET;
	+ pci_disable_device(pdev);
	+ return PCI_ERS_RESULT_NEED_RESET;
	}

	static pci_ers_result_t mlx4_pci_slot_reset(struct pci_dev *pdev)
	{
	- int ret = __mlx4_init_one(pdev, 0);
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+ struct mlx4_dev *dev = persist->dev;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int ret;
	+ int nvfs[MLX4_MAX_PORTS + 1] = {0, 0, 0};
	+ int total_vfs;
	+
	+ mlx4_err(dev, "mlx4_pci_slot_reset was called\n");
	+ ret = pci_enable_device(pdev);
	+ if (ret) {
	+ mlx4_err(dev, "Can not re-enable device, ret=%d\n", ret);
	+ return PCI_ERS_RESULT_DISCONNECT;
	+ }
	+
	+ pci_set_master(pdev);
	+ pci_restore_state(pdev->dev.bsddev);
	+ pci_save_state(pdev->dev.bsddev);
	+
	+ total_vfs = dev->persist->num_vfs;
	+ memcpy(nvfs, dev->persist->nvfs, sizeof(dev->persist->nvfs));
	+
	+ mutex_lock(&persist->interface_state_mutex);
	+ if (!(persist->interface_state & MLX4_INTERFACE_STATE_UP)) {
	+ ret = mlx4_load_one(pdev, priv->pci_dev_data, total_vfs, nvfs,
	+ priv, 1);
	+ if (ret) {
	+ mlx4_err(dev, "%s: mlx4_load_one failed, ret=%d\n",
	+ __func__, ret);
	+ goto end;
	+ }
	+
	+ ret = restore_current_port_types(dev, dev->persist->
	+ curr_port_type, dev->persist->
	+ curr_port_poss_type);
	+ if (ret)
	+ mlx4_err(dev, "could not restore original port types (%d)\n", ret);
	+ }
	+end:
	+ mutex_unlock(&persist->interface_state_mutex);

	return ret ? PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_RECOVERED;
	}

	+static void mlx4_shutdown(struct pci_dev *pdev)
	+{
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+
	+ mlx4_info(persist->dev, "mlx4_shutdown was called\n");
	+ mutex_lock(&persist->interface_state_mutex);
	+ if (persist->interface_state & MLX4_INTERFACE_STATE_UP)
	+ mlx4_unload_one(pdev);
	+ mutex_unlock(&persist->interface_state_mutex);
	+}
	+
	static const struct pci_error_handlers mlx4_err_handler = {
	.error_detected = mlx4_pci_err_detected,
	.slot_reset = mlx4_pci_slot_reset,
	};

	-static int suspend(struct pci_dev *pdev, pm_message_t state)
	+static int mlx4_suspend(struct pci_dev *pdev, pm_message_t state)
	{
	- mlx4_remove_one(pdev);
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+ struct mlx4_dev *dev = persist->dev;
	+
	+ mlx4_err(dev, "suspend was called\n");
	+ mutex_lock(&persist->interface_state_mutex);
	+ if (persist->interface_state & MLX4_INTERFACE_STATE_UP)
	+ mlx4_unload_one(pdev);
	+ mutex_unlock(&persist->interface_state_mutex);

	return 0;
	}

	-static int resume(struct pci_dev *pdev)
	+static int mlx4_resume(struct pci_dev *pdev)
	{
	- return __mlx4_init_one(pdev, 0);
	+ int nvfs[MLX4_MAX_PORTS + 1] = {0, 0, 0};
	+ int total_vfs;
	+ struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev);
	+ struct mlx4_dev *dev = persist->dev;
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int ret = 0;
	+
	+ mlx4_err(dev, "resume was called\n");
	+ total_vfs = dev->persist->num_vfs;
	+ memcpy(nvfs, dev->persist->nvfs, sizeof(dev->persist->nvfs));
	+
	+ mutex_lock(&persist->interface_state_mutex);
	+ if (!(persist->interface_state & MLX4_INTERFACE_STATE_UP)) {
	+ ret = mlx4_load_one(pdev, priv->pci_dev_data, total_vfs, nvfs, priv, 1);
	+ if (!ret) {
	+ ret = restore_current_port_types(dev, dev->persist->
	+ curr_port_type, dev->persist->
	+ curr_port_poss_type);
	+ if (ret)
	+ mlx4_err(dev, "resume: could not restore original port types (%d)\n", ret);
	+ }
	+ }
	+ mutex_unlock(&persist->interface_state_mutex);
	+
	+ return ret;
	}

	static struct pci_driver mlx4_driver = {
	.name = DRV_NAME,
	.id_table = mlx4_pci_table,
	.probe = mlx4_init_one,
	- .remove = __devexit_p(mlx4_remove_one),
	- .suspend = suspend,
	- .resume = resume,
	+ .shutdown = mlx4_shutdown,
	+ .remove = mlx4_remove_one,
	+ .suspend = mlx4_suspend,
	+ .resume = mlx4_resume,
	.err_handler = &mlx4_err_handler,
	};

	@@ -3752,12 +5201,28 @@
	return -1;
	}

	+ status = update_defaults(&roce_mode);
	+ if (status == INVALID_STR) {
	+ if (mlx4_fill_dbdf2val_tbl(&roce_mode.dbdf2val))
	+ return -1;
	+ } else if (status == INVALID_DATA) {
	+ return -1;
	+ }
	+
	+ status = update_defaults(&ud_gid_type);
	+ if (status == INVALID_STR) {
	+ if (mlx4_fill_dbdf2val_tbl(&ud_gid_type.dbdf2val))
	+ return -1;
	+ } else if (status == INVALID_DATA) {
	+ return -1;
	+ }
	+
	if (msi_x < 0) {
	pr_warn("mlx4_core: bad msi_x: %d\n", msi_x);
	return -1;
	}

	- if ((log_num_mac < 0) \|\| (log_num_mac > 7)) {
	+ if ((log_num_mac < 0) \|\| (log_num_mac > MLX4_MAX_LOG_NUM_MACS)) {
	pr_warning("mlx4_core: bad num_mac: %d\n", log_num_mac);
	return -1;
	}
	@@ -3766,24 +5231,41 @@
	pr_warning("mlx4_core: log_num_vlan - obsolete module param, using %d\n",
	MLX4_LOG_NUM_VLANS);

	- if (mlx4_set_4k_mtu != -1)
	- pr_warning("mlx4_core: set_4k_mtu - obsolete module param\n");
	-
	if ((log_mtts_per_seg < 0) \|\| (log_mtts_per_seg > 7)) {
	pr_warning("mlx4_core: bad log_mtts_per_seg: %d\n", log_mtts_per_seg);
	return -1;
	}

	- if (mlx4_log_num_mgm_entry_size != -1 &&
	- (mlx4_log_num_mgm_entry_size < MLX4_MIN_MGM_LOG_ENTRY_SIZE \|\|
	- mlx4_log_num_mgm_entry_size > MLX4_MAX_MGM_LOG_ENTRY_SIZE)) {
	+ if (mlx4_log_num_mgm_entry_size < (int)(-MLX4_DMFS_PARAM_VALUES) \|\|
	+ (mlx4_log_num_mgm_entry_size > 0 &&
	+ (mlx4_log_num_mgm_entry_size < MLX4_MIN_MGM_LOG_ENTRY_SIZE \|\|
	+ mlx4_log_num_mgm_entry_size > MLX4_MAX_MGM_LOG_ENTRY_SIZE))) {
	pr_warning("mlx4_core: mlx4_log_num_mgm_entry_size (%d) not "
	- "in legal range (-1 or %d..%d)\n",
	+ "in legal range -%d..0 or %d..%d)\n",
	mlx4_log_num_mgm_entry_size,
	+ MLX4_DMFS_PARAM_VALUES,
	MLX4_MIN_MGM_LOG_ENTRY_SIZE,
	MLX4_MAX_MGM_LOG_ENTRY_SIZE);
	return -1;
	}
	+ if (ingress_parser_mode < MLX4_INGRESS_PARSER_MODE_STANDARD \|\|
	+ ingress_parser_mode >= MLX4_INGRESS_PARSER_MODE_MAX) {
	+ pr_warn("mlx4_core: ingress_parser_mode (%d) not "
	+ "in legal range %d..%d. "
	+ "Changing to default\n",
	+ ingress_parser_mode,
	+ MLX4_INGRESS_PARSER_MODE_STANDARD,
	+ MLX4_INGRESS_PARSER_MODE_MAX - 1);
	+ ingress_parser_mode = MLX4_INGRESS_PARSER_MODE_STANDARD;
	+ }
	+
	+ if (mlx4_log_num_mgm_entry_size < 0 &&
	+ (!((-mlx4_log_num_mgm_entry_size) & MLX4_DMFS_ETH_ONLY)) &&
	+ ((-mlx4_log_num_mgm_entry_size) & MLX4_DMFS_A0_STEERING)) {
	+ pr_warn("mlx4_core: Can't support IPoIB flow steering along "
	+ "with optimized steering\n");
	+ return -1;
	+ }

	if (mod_param_profile.num_qp < 18 \|\| mod_param_profile.num_qp > 23) {
	pr_warning("mlx4_core: bad log_num_qp: %d\n",
	@@ -3809,16 +5291,16 @@
	return -1;
	}

	- if (mod_param_profile.num_mtt_segs &&
	- mod_param_profile.num_mtt_segs < 15) {
	+ if (mod_param_profile.num_mtt &&
	+ mod_param_profile.num_mtt < 15) {
	pr_warning("mlx4_core: too low log_num_mtt: %d\n",
	- mod_param_profile.num_mtt_segs);
	+ mod_param_profile.num_mtt);
	return -1;
	}

	- if (mod_param_profile.num_mtt_segs > MLX4_MAX_LOG_NUM_MTT) {
	+ if (mod_param_profile.num_mtt > MLX4_MAX_LOG_NUM_MTT) {
	pr_warning("mlx4_core: too high log_num_mtt: %d\n",
	- mod_param_profile.num_mtt_segs);
	+ mod_param_profile.num_mtt);
	return -1;
	}
	return 0;
	@@ -3831,40 +5313,24 @@
	if (mlx4_verify_params())
	return -EINVAL;

	- mlx4_catas_init();

	mlx4_wq = create_singlethread_workqueue("mlx4");
	if (!mlx4_wq)
	return -ENOMEM;

	- if (enable_sys_tune)
	- sys_tune_init();
	-
	ret = pci_register_driver(&mlx4_driver);
	if (ret < 0)
	- goto err;
	-
	- return 0;
	-
	-err:
	- if (enable_sys_tune)
	- sys_tune_fini();
	-
	- destroy_workqueue(mlx4_wq);
	-
	- return ret;
	+ destroy_workqueue(mlx4_wq);
	+ return ret < 0 ? ret : 0;
	}

	static void __exit mlx4_cleanup(void)
	{
	- if (enable_sys_tune)
	- sys_tune_fini();
	-
	pci_unregister_driver(&mlx4_driver);
	destroy_workqueue(mlx4_wq);
	}

	-module_init_order(mlx4_init, SI_ORDER_MIDDLE);
	+module_init(mlx4_init);
	module_exit(mlx4_cleanup);

	static int
	Index: sys/ofed/drivers/net/mlx4/mcg.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/mcg.c
	+++ sys/ofed/drivers/net/mlx4/mcg.c
	@@ -40,6 +40,8 @@

	#include "mlx4.h"

	+static const u8 zero_gid[16]; /* automatically initialized to 0 */
	+
	int mlx4_get_mgm_entry_size(struct mlx4_dev *dev)
	{
	return 1 << dev->oper_log_mgm_entry_size;
	@@ -323,15 +325,14 @@
	return true;
	}

	-/*
	- * returns true if all the QPs != tqpn contained in this entry
	- * are Promisc QPs. return false otherwise.
	+/* Returns true if all the QPs != tqpn contained in this entry
	+ * are Promisc QPs. Returns false otherwise.
	*/
	static bool promisc_steering_entry(struct mlx4_dev *dev, u8 port,
	- enum mlx4_steer_type steer,
	- unsigned int index, u32 tqpn, u32 *members_count)
	+ enum mlx4_steer_type steer,
	+ unsigned int index, u32 tqpn,
	+ u32 *members_count)
	{
	- struct mlx4_steer *s_steer;
	struct mlx4_cmd_mailbox *mailbox;
	struct mlx4_mgm *mgm;
	u32 m_count;
	@@ -341,8 +342,6 @@
	if (port < 1 \|\| port > dev->caps.num_ports)
	return false;

	- s_steer = &mlx4_priv(dev)->steer[port - 1];
	-
	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	return false;
	@@ -382,7 +381,8 @@

	s_steer = &mlx4_priv(dev)->steer[port - 1];

	- if (!promisc_steering_entry(dev, port, steer, index, tqpn, &members_count))
	+ if (!promisc_steering_entry(dev, port, steer, index,
	+ tqpn, &members_count))
	goto out;

	/* All the qps currently registered for this entry are promiscuous,
	@@ -390,10 +390,10 @@
	ret = true;
	list_for_each_entry_safe(entry, tmp_entry, &s_steer->steer_entries[steer], list) {
	if (entry->index == index) {
	- if (list_empty(&entry->duplicates) \|\| members_count == 1) {
	+ if (list_empty(&entry->duplicates) \|\|
	+ members_count == 1) {
	struct mlx4_promisc_qp pqp, tmp_pqp;
	- /*
	- * If there is only 1 entry in duplicates than
	+ /* If there is only 1 entry in duplicates then
	* this is the QP we want to delete, going over
	* the list and deleting the entry.
	*/
	@@ -460,40 +460,53 @@
	mgm = mailbox->buf;

	if (!(mlx4_is_mfunc(dev) && steer == MLX4_UC_STEER)) {
	- /* the promisc qp needs to be added for each one of the steering
	- * entries, if it already exists, needs to be added as a duplicate
	- * for this entry */
	- list_for_each_entry(entry, &s_steer->steer_entries[steer], list) {
	+ /* The promisc QP needs to be added for each one of the steering
	+ * entries. If it already exists, needs to be added as
	+ * a duplicate for this entry.
	+ */
	+ list_for_each_entry(entry,
	+ &s_steer->steer_entries[steer],
	+ list) {
	err = mlx4_READ_ENTRY(dev, entry->index, mailbox);
	if (err)
	goto out_mailbox;

	- members_count = be32_to_cpu(mgm->members_count) & 0xffffff;
	+ members_count = be32_to_cpu(mgm->members_count) &
	+ 0xffffff;
	prot = be32_to_cpu(mgm->members_count) >> 30;
	found = false;
	for (i = 0; i < members_count; i++) {
	- if ((be32_to_cpu(mgm->qp[i]) & MGM_QPN_MASK) == qpn) {
	- /* Entry already exists, add to duplicates */
	- dqp = kmalloc(sizeof *dqp, GFP_KERNEL);
	+ if ((be32_to_cpu(mgm->qp[i]) &
	+ MGM_QPN_MASK) == qpn) {
	+ /* Entry already exists.
	+ * Add to duplicates.
	+ */
	+ dqp = kmalloc(sizeof(*dqp), GFP_KERNEL);
	if (!dqp) {
	err = -ENOMEM;
	goto out_mailbox;
	}
	dqp->qpn = qpn;
	- list_add_tail(&dqp->list, &entry->duplicates);
	+ list_add_tail(&dqp->list,
	+ &entry->duplicates);
	found = true;
	}
	}
	if (!found) {
	/* Need to add the qpn to mgm */
	- if (members_count == dev->caps.num_qp_per_mgm) {
	+ if (members_count ==
	+ dev->caps.num_qp_per_mgm) {
	/* entry is full */
	err = -ENOMEM;
	goto out_mailbox;
	}
	- mgm->qp[members_count++] = cpu_to_be32(qpn & MGM_QPN_MASK);
	- mgm->members_count = cpu_to_be32(members_count \| (prot << 30));
	- err = mlx4_WRITE_ENTRY(dev, entry->index, mailbox);
	+ mgm->qp[members_count++] =
	+ cpu_to_be32(qpn & MGM_QPN_MASK);
	+ mgm->members_count =
	+ cpu_to_be32(members_count \|
	+ (prot << 30));
	+ err = mlx4_WRITE_ENTRY(dev, entry->index,
	+ mailbox);
	if (err)
	goto out_mailbox;
	}
	@@ -547,7 +560,7 @@
	u32 members_count;
	bool found;
	bool back_to_list = false;
	- int i, loc = -1;
	+ int i;
	int err;

	if (port < 1 \|\| port > dev->caps.num_ports)
	@@ -575,7 +588,6 @@
	goto out_list;
	}
	mgm = mailbox->buf;
	- memset(mgm, 0, sizeof *mgm);
	members_count = 0;
	list_for_each_entry(dqp, &s_steer->promisc_qps[steer], list)
	mgm->qp[members_count++] = cpu_to_be32(dqp->qpn & MGM_QPN_MASK);
	@@ -586,8 +598,10 @@
	goto out_mailbox;

	if (!(mlx4_is_mfunc(dev) && steer == MLX4_UC_STEER)) {
	- /* remove the qp from all the steering entries*/
	- list_for_each_entry_safe(entry, tmp_entry, &s_steer->steer_entries[steer], list) {
	+ /* Remove the QP from all the steering entries */
	+ list_for_each_entry_safe(entry, tmp_entry,
	+ &s_steer->steer_entries[steer],
	+ list) {
	found = false;
	list_for_each_entry(dqp, &entry->duplicates, list) {
	if (dqp->qpn == qpn) {
	@@ -596,25 +610,33 @@
	}
	}
	if (found) {
	- /* a duplicate, no need to change the mgm,
	- * only update the duplicates list */
	+ /* A duplicate, no need to change the MGM,
	+ * only update the duplicates list
	+ */
	list_del(&dqp->list);
	kfree(dqp);
	} else {
	- err = mlx4_READ_ENTRY(dev, entry->index, mailbox);
	+ int loc = -1;
	+
	+ err = mlx4_READ_ENTRY(dev,
	+ entry->index,
	+ mailbox);
	if (err)
	goto out_mailbox;
	- members_count = be32_to_cpu(mgm->members_count) & 0xffffff;
	+ members_count =
	+ be32_to_cpu(mgm->members_count) &
	+ 0xffffff;
	if (!members_count) {
	- mlx4_warn(dev, "QP %06x wasn't found in entry %x mcount=0."
	- " deleting entry...\n", qpn, entry->index);
	+ mlx4_warn(dev, "QP %06x wasn't found in entry %x mcount=0. deleting entry...\n",
	+ qpn, entry->index);
	list_del(&entry->list);
	kfree(entry);
	continue;
	}

	for (i = 0; i < members_count; ++i)
	- if ((be32_to_cpu(mgm->qp[i]) & MGM_QPN_MASK) == qpn) {
	+ if ((be32_to_cpu(mgm->qp[i]) &
	+ MGM_QPN_MASK) == qpn) {
	loc = i;
	break;
	}
	@@ -626,13 +648,18 @@
	goto out_mailbox;
	}

	- /* copy the last QP in this MGM over removed QP */
	+ /* Copy the last QP in this MGM
	+ * over removed QP
	+ */
	mgm->qp[loc] = mgm->qp[members_count - 1];
	mgm->qp[members_count - 1] = 0;
	- mgm->members_count = cpu_to_be32(--members_count \|
	- (MLX4_PROT_ETH << 30));
	+ mgm->members_count =
	+ cpu_to_be32(--members_count \|
	+ (MLX4_PROT_ETH << 30));

	- err = mlx4_WRITE_ENTRY(dev, entry->index, mailbox);
	+ err = mlx4_WRITE_ENTRY(dev,
	+ entry->index,
	+ mailbox);
	if (err)
	goto out_mailbox;
	}
	@@ -706,7 +733,7 @@

	if (!(be32_to_cpu(mgm->members_count) & 0xffffff)) {
	if (*index != hash) {
	- mlx4_err(dev, "Found zero MGID in AMGM.\n");
	+ mlx4_err(dev, "Found zero MGID in AMGM\n");
	err = -EINVAL;
	}
	return err;
	@@ -732,16 +759,32 @@
	[MLX4_FS_MC_SNIFFER] = 0x5,
	};

	-int map_sw_to_hw_steering_mode(struct mlx4_dev *dev,
	- enum mlx4_net_trans_promisc_mode flow_type)
	+int mlx4_map_sw_to_hw_steering_mode(struct mlx4_dev *dev,
	+ enum mlx4_net_trans_promisc_mode flow_type)
	{
	- if (flow_type >= MLX4_FS_MODE_NUM \|\| flow_type < 0) {
	+ if (flow_type >= MLX4_FS_MODE_NUM) {
	mlx4_err(dev, "Invalid flow type. type = %d\n", flow_type);
	return -EINVAL;
	}
	return __promisc_mode[flow_type];
	}
	-EXPORT_SYMBOL_GPL(map_sw_to_hw_steering_mode);
	+EXPORT_SYMBOL_GPL(mlx4_map_sw_to_hw_steering_mode);
	+
	+int mlx4_map_hw_to_sw_steering_mode(struct mlx4_dev *dev,
	+ u8 flow_type)
	+{
	+ u8 i;
	+
	+ for (i = MLX4_NET_TRANS_PROMISC_MODE_OFFSET;
	+ i < sizeof(__promisc_mode) / sizeof(__promisc_mode[0]) +
	+ MLX4_NET_TRANS_PROMISC_MODE_OFFSET; i++) {
	+ if (__promisc_mode[i] == flow_type)
	+ return i;
	+ }
	+
	+ return -1;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_map_hw_to_sw_steering_mode);

	static void trans_rule_ctrl_to_hw(struct mlx4_net_trans_rule *ctrl,
	struct mlx4_net_trans_rule_hw_ctrl *hw)
	@@ -765,19 +808,20 @@
	[MLX4_NET_TRANS_RULE_ID_IPV6] = 0xE003,
	[MLX4_NET_TRANS_RULE_ID_IPV4] = 0xE002,
	[MLX4_NET_TRANS_RULE_ID_TCP] = 0xE004,
	- [MLX4_NET_TRANS_RULE_ID_UDP] = 0xE006
	+ [MLX4_NET_TRANS_RULE_ID_UDP] = 0xE006,
	+ [MLX4_NET_TRANS_RULE_ID_VXLAN] = 0xE008
	};

	-int map_sw_to_hw_steering_id(struct mlx4_dev *dev,
	- enum mlx4_net_trans_rule_id id)
	+int mlx4_map_sw_to_hw_steering_id(struct mlx4_dev *dev,
	+ enum mlx4_net_trans_rule_id id)
	{
	- if (id >= MLX4_NET_TRANS_RULE_NUM \|\| id < 0) {
	+ if (id >= MLX4_NET_TRANS_RULE_NUM) {
	mlx4_err(dev, "Invalid network rule id. id = %d\n", id);
	return -EINVAL;
	}
	return __sw_id_hw[id];
	}
	-EXPORT_SYMBOL_GPL(map_sw_to_hw_steering_id);
	+EXPORT_SYMBOL_GPL(mlx4_map_sw_to_hw_steering_id);

	static const int __rule_hw_sz[] = {
	[MLX4_NET_TRANS_RULE_ID_ETH] =
	@@ -790,29 +834,32 @@
	[MLX4_NET_TRANS_RULE_ID_TCP] =
	sizeof(struct mlx4_net_trans_rule_hw_tcp_udp),
	[MLX4_NET_TRANS_RULE_ID_UDP] =
	- sizeof(struct mlx4_net_trans_rule_hw_tcp_udp)
	+ sizeof(struct mlx4_net_trans_rule_hw_tcp_udp),
	+ [MLX4_NET_TRANS_RULE_ID_VXLAN] =
	+ sizeof(struct mlx4_net_trans_rule_hw_vxlan)
	};

	-int hw_rule_sz(struct mlx4_dev *dev,
	+int mlx4_hw_rule_sz(struct mlx4_dev *dev,
	enum mlx4_net_trans_rule_id id)
	{
	- if (id >= MLX4_NET_TRANS_RULE_NUM \|\| id < 0) {
	+ if (id >= MLX4_NET_TRANS_RULE_NUM) {
	mlx4_err(dev, "Invalid network rule id. id = %d\n", id);
	return -EINVAL;
	}

	return __rule_hw_sz[id];
	}
	-EXPORT_SYMBOL_GPL(hw_rule_sz);
	+EXPORT_SYMBOL_GPL(mlx4_hw_rule_sz);

	static int parse_trans_rule(struct mlx4_dev dev, struct mlx4_spec_list spec,
	struct _rule_hw *rule_hw)
	{
	- if (hw_rule_sz(dev, spec->id) < 0)
	+ if (mlx4_hw_rule_sz(dev, spec->id) < 0)
	return -EINVAL;
	- memset(rule_hw, 0, hw_rule_sz(dev, spec->id));
	+ memset(rule_hw, 0, mlx4_hw_rule_sz(dev, spec->id));
	rule_hw->id = cpu_to_be16(__sw_id_hw[spec->id]);
	- rule_hw->size = hw_rule_sz(dev, spec->id) >> 2;
	+ rule_hw->size = mlx4_hw_rule_sz(dev, spec->id) >> 2;
	+

	switch (spec->id) {
	case MLX4_NET_TRANS_RULE_ID_ETH:
	@@ -831,7 +878,8 @@
	break;

	case MLX4_NET_TRANS_RULE_ID_IB:
	- rule_hw->ib.l3_qpn = spec->ib.l3_qpn;
	+ rule_hw->ib.l3_qpn = spec->ib.l3_qpn \|
	+ cpu_to_be32((spec->ib.roce_type == MLX4_FLOW_SPEC_IB_ROCE_TYPE_IPV4 ? 0x80 : 0) << 24);
	rule_hw->ib.qpn_mask = spec->ib.qpn_msk;
	memcpy(&rule_hw->ib.dst_gid, &spec->ib.dst_gid, 16);
	memcpy(&rule_hw->ib.dst_gid_msk, &spec->ib.dst_gid_msk, 16);
	@@ -855,6 +903,13 @@
	rule_hw->tcp_udp.src_port_msk = spec->tcp_udp.src_port_msk;
	break;

	+ case MLX4_NET_TRANS_RULE_ID_VXLAN:
	+ rule_hw->vxlan.vni =
	+ cpu_to_be32(be32_to_cpu(spec->vxlan.vni) << 8);
	+ rule_hw->vxlan.vni_mask =
	+ cpu_to_be32(be32_to_cpu(spec->vxlan.vni_mask) << 8);
	+ break;
	+
	default:
	return -EINVAL;
	}
	@@ -879,7 +934,10 @@
	switch (cur->id) {
	case MLX4_NET_TRANS_RULE_ID_ETH:
	len += snprintf(buf + len, BUF_SIZE - len,
	- "dmac = %pM ", &cur->eth.dst_mac);
	+ "dmac = 0x%02x%02x%02x%02x%02x%02x ",
	+ cur->eth.dst_mac[0], cur->eth.dst_mac[1],
	+ cur->eth.dst_mac[2], cur->eth.dst_mac[3],
	+ cur->eth.dst_mac[4], cur->eth.dst_mac[5]);
	if (cur->eth.ether_type)
	len += snprintf(buf + len, BUF_SIZE - len,
	"ethertype = 0x%x ",
	@@ -922,6 +980,10 @@
	GID_PRINT_ARGS(cur->ib.dst_gid_msk));
	break;

	+ case MLX4_NET_TRANS_RULE_ID_VXLAN:
	+ len += snprintf(buf + len, BUF_SIZE - len,
	+ "VNID = %d ", be32_to_cpu(cur->vxlan.vni));
	+ break;
	case MLX4_NET_TRANS_RULE_ID_IPV6:
	break;

	@@ -933,7 +995,7 @@
	mlx4_err(dev, "%s", buf);

	if (len >= BUF_SIZE)
	- mlx4_err(dev, "Network rule error message was truncated, print buffer is too small.\n");
	+ mlx4_err(dev, "Network rule error message was truncated, print buffer is too small\n");
	}

	int mlx4_flow_attach(struct mlx4_dev *dev,
	@@ -948,7 +1010,6 @@
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);

	- memset(mailbox->buf, 0, sizeof(struct mlx4_net_trans_rule_hw_ctrl));
	trans_rule_ctrl_to_hw(rule, mailbox->buf);

	size += sizeof(struct mlx4_net_trans_rule_hw_ctrl);
	@@ -957,18 +1018,33 @@
	ret = parse_trans_rule(dev, cur, mailbox->buf + size);
	if (ret < 0) {
	mlx4_free_cmd_mailbox(dev, mailbox);
	- return -EINVAL;
	+ return ret;
	}
	size += ret;
	}

	ret = mlx4_QP_FLOW_STEERING_ATTACH(dev, mailbox, size >> 2, reg_id);
	- if (ret == -ENOMEM)
	+ if (ret == -ENOMEM) {
	mlx4_err_rule(dev,
	- "mcg table is full. Fail to register network rule.\n",
	+ "mcg table is full. Fail to register network rule\n",
	rule);
	- else if (ret)
	- mlx4_err_rule(dev, "Fail to register network rule.\n", rule);
	+ } else if (ret) {
	+ if (ret == -ENXIO) {
	+ if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED)
	+ mlx4_err_rule(dev,
	+ "DMFS is not enabled, "
	+ "failed to register network rule.\n",
	+ rule);
	+ else
	+ mlx4_err_rule(dev,
	+ "Rule exceeds the dmfs_high_rate_mode limitations, "
	+ "failed to register network rule.\n",
	+ rule);
	+
	+ } else {
	+ mlx4_err_rule(dev, "Fail to register network rule.\n", rule);
	+ }
	+ }

	mlx4_free_cmd_mailbox(dev, mailbox);

	@@ -988,7 +1064,46 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_flow_detach);

	-int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn, u32 max_range_qpn)
	+int mlx4_tunnel_steer_add(struct mlx4_dev dev, unsigned char addr,
	+ int port, int qpn, u16 prio, u64 *reg_id)
	+{
	+ int err;
	+ struct mlx4_spec_list spec_eth_outer = { {NULL} };
	+ struct mlx4_spec_list spec_vxlan = { {NULL} };
	+ struct mlx4_spec_list spec_eth_inner = { {NULL} };
	+
	+ struct mlx4_net_trans_rule rule = {
	+ .queue_mode = MLX4_NET_TRANS_Q_FIFO,
	+ .exclusive = 0,
	+ .allow_loopback = 1,
	+ .promisc_mode = MLX4_FS_REGULAR,
	+ };
	+
	+ __be64 mac_mask = cpu_to_be64(MLX4_MAC_MASK << 16);
	+
	+ rule.port = port;
	+ rule.qpn = qpn;
	+ rule.priority = prio;
	+ INIT_LIST_HEAD(&rule.list);
	+
	+ spec_eth_outer.id = MLX4_NET_TRANS_RULE_ID_ETH;
	+ memcpy(spec_eth_outer.eth.dst_mac, addr, ETH_ALEN);
	+ memcpy(spec_eth_outer.eth.dst_mac_msk, &mac_mask, ETH_ALEN);
	+
	+ spec_vxlan.id = MLX4_NET_TRANS_RULE_ID_VXLAN; /* any vxlan header */
	+ spec_eth_inner.id = MLX4_NET_TRANS_RULE_ID_ETH; /* any inner eth header */
	+
	+ list_add_tail(&spec_eth_outer.list, &rule.list);
	+ list_add_tail(&spec_vxlan.list, &rule.list);
	+ list_add_tail(&spec_eth_inner.list, &rule.list);
	+
	+ err = mlx4_flow_attach(dev, &rule, reg_id);
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_tunnel_steer_add);
	+
	+int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn,
	+ u32 max_range_qpn)
	{
	int err;
	u64 in_param;
	@@ -1053,7 +1168,7 @@

	members_count = be32_to_cpu(mgm->members_count) & 0xffffff;
	if (members_count == dev->caps.num_qp_per_mgm) {
	- mlx4_err(dev, "MGM at index %x is full.\n", index);
	+ mlx4_err(dev, "MGM at index %x is full\n", index);
	err = -ENOMEM;
	goto out;
	}
	@@ -1066,7 +1181,8 @@
	}

	mgm->qp[members_count++] = cpu_to_be32((qp->qpn & MGM_QPN_MASK) \|
	- (!!mlx4_blck_lb << MGM_BLCK_LB_BIT));
	+ (((mlx4_blck_lb \|\| block_mcast_loopback) ? 1U : 0)
	+ << MGM_BLCK_LB_BIT));

	mgm->members_count = cpu_to_be32(members_count \| (u32) prot << 30);

	@@ -1074,9 +1190,8 @@
	if (err)
	goto out;

	- /* if !link, still add the new entry. */
	if (!link)
	- goto skip_link;
	+ goto out;

	err = mlx4_READ_ENTRY(dev, prev, mailbox);
	if (err)
	@@ -1088,7 +1203,7 @@
	if (err)
	goto out;

	-skip_link:
	+out:
	if (prot == MLX4_PROT_ETH) {
	/* manage the steering entry for promisc mode */
	if (new_entry)
	@@ -1097,11 +1212,9 @@
	existing_steering_entry(dev, port, steer,
	index, qp->qpn);
	}
	-
	-out:
	if (err && link && index != -1) {
	if (index < dev->caps.num_mgms)
	- mlx4_warn(dev, "Got AMGM index %d < %d",
	+ mlx4_warn(dev, "Got AMGM index %d < %d\n",
	index, dev->caps.num_mgms);
	else
	mlx4_bitmap_free(&priv->mcg_table.bitmap,
	@@ -1145,10 +1258,9 @@
	goto out;
	}

	- /*
	- if this QP is also a promisc QP, it shouldn't be removed only if
	- at least one none promisc QP is also attached to this MCG
	- */
	+ /* If this QP is also a promisc QP, it shouldn't be removed only if
	+ * at least one none promisc QP is also attached to this MCG
	+ */
	if (prot == MLX4_PROT_ETH &&
	check_duplicate_entry(dev, port, steer, index, qp->qpn) &&
	!promisc_steering_entry(dev, port, steer, index, qp->qpn, NULL))
	@@ -1199,7 +1311,7 @@

	if (amgm_index) {
	if (amgm_index < dev->caps.num_mgms)
	- mlx4_warn(dev, "MGM entry %d had AMGM index %d < %d",
	+ mlx4_warn(dev, "MGM entry %d had AMGM index %d < %d\n",
	index, amgm_index, dev->caps.num_mgms);
	else
	mlx4_bitmap_free(&priv->mcg_table.bitmap,
	@@ -1219,7 +1331,7 @@
	goto out;

	if (index < dev->caps.num_mgms)
	- mlx4_warn(dev, "entry %d had next AMGM index %d < %d",
	+ mlx4_warn(dev, "entry %d had next AMGM index %d < %d\n",
	prev, index, dev->caps.num_mgms);
	else
	mlx4_bitmap_free(&priv->mcg_table.bitmap,
	@@ -1230,6 +1342,9 @@
	mutex_unlock(&priv->mcg_table.mutex);

	mlx4_free_cmd_mailbox(dev, mailbox);
	+ if (err && dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ /* In case device is under an error, return success as a closing command */
	+ err = 0;
	return err;
	}

	@@ -1259,6 +1374,9 @@
	MLX4_CMD_WRAPPED);

	mlx4_free_cmd_mailbox(dev, mailbox);
	+ if (err && !attach &&
	+ dev->persist->state & MLX4_DEVICE_STATE_INTERNAL_ERROR)
	+ err = 0;
	return err;
	}

	@@ -1289,10 +1407,18 @@
	memcpy(spec.eth.dst_mac_msk, &mac_mask, ETH_ALEN);
	break;

	+ case MLX4_PROT_IB_IPV4:
	+ spec.id = MLX4_NET_TRANS_RULE_ID_IB;
	+ memcpy(spec.ib.dst_gid + 12, gid + 12, 4);
	+ memset(spec.ib.dst_gid_msk + 12, 0xff, 4);
	+ spec.ib.roce_type = MLX4_FLOW_SPEC_IB_ROCE_TYPE_IPV4;
	+ break;
	+
	case MLX4_PROT_IB_IPV6:
	spec.id = MLX4_NET_TRANS_RULE_ID_IB;
	memcpy(spec.ib.dst_gid, gid, 16);
	- memset(&spec.ib.dst_gid_msk, 0xff, 16);
	+ memset(spec.ib.dst_gid_msk, 0xff, 16);
	+ spec.ib.roce_type = MLX4_FLOW_SPEC_IB_ROCE_TYPE_IPV6;
	break;
	default:
	return -EINVAL;
	@@ -1459,11 +1585,14 @@
	struct mlx4_cmd_info *cmd)
	{
	u32 qpn = (u32) vhcr->in_param & 0xffffffff;
	- u8 port = vhcr->in_param >> 62;
	+ int port = mlx4_slave_convert_port(dev, slave, vhcr->in_param >> 62);
	enum mlx4_steer_type steer = vhcr->in_modifier;

	- /* Promiscuous unicast is not allowed in mfunc for VFs */
	- if ((slave != dev->caps.function) && (steer == MLX4_UC_STEER))
	+ if (port < 0)
	+ return -EINVAL;
	+
	+ /* Promiscuous unicast is not allowed in mfunc */
	+ if (mlx4_is_mfunc(dev) && steer == MLX4_UC_STEER)
	return 0;

	if (vhcr->op_modifier)
	Index: sys/ofed/drivers/net/mlx4/mlx4.h
	===================================================================
	--- sys/ofed/drivers/net/mlx4/mlx4.h
	+++ sys/ofed/drivers/net/mlx4/mlx4.h
	@@ -44,39 +44,32 @@
	#include <linux/semaphore.h>
	#include <linux/workqueue.h>
	#include <linux/device.h>
	+#include <linux/rwsem.h>
	#include <linux/mlx4/device.h>
	#include <linux/mlx4/driver.h>
	#include <linux/mlx4/doorbell.h>
	#include <linux/mlx4/cmd.h>
	+#include "fw_qos.h"

	#define DRV_NAME "mlx4_core"
	#define PFX DRV_NAME ": "
	-#define DRV_VERSION "2.1.6"
	-#define DRV_RELDATE __DATE__
	+#define DRV_VERSION "3.2-rc1"
	+#define DRV_RELDATE "May 2016"

	-#define DRV_STACK_NAME "Linux-MLNX_OFED"
	-#define DRV_STACK_VERSION "2.1"
	-#define DRV_NAME_FOR_FW DRV_STACK_NAME","DRV_STACK_VERSION
	+#define DRV_STACK_NAME "Linux-MLNX_OFED"
	+#define DRV_STACK_VERSION "3.2"
	+#define DRV_NAME_FOR_FW DRV_STACK_NAME","DRV_STACK_VERSION

	-#define MLX4_FS_UDP_UC_EN (1 << 1)
	-#define MLX4_FS_TCP_UC_EN (1 << 2)
	#define MLX4_FS_NUM_OF_L2_ADDR 8
	#define MLX4_FS_MGM_LOG_ENTRY_SIZE 7
	#define MLX4_FS_NUM_MCG (1 << 17)

	-struct mlx4_set_port_prio2tc_context {
	- u8 prio2tc[4];
	-};
	-
	-struct mlx4_port_scheduler_tc_cfg_be {
	- __be16 pg;
	- __be16 bw_precentage;
	- __be16 max_bw_units; /* 3-100Mbps, 4-1Gbps, other values - reserved */
	- __be16 max_bw_value;
	-};
	+#define INIT_HCA_TPT_MW_ENABLE (1 << 7)

	-struct mlx4_set_port_scheduler_context {
	- struct mlx4_port_scheduler_tc_cfg_be tc[MLX4_NUM_TC];
	+enum {
	+ MLX4_INGRESS_PARSER_MODE_STANDARD = 0,
	+ MLX4_INGRESS_PARSER_MODE_NON_L4_CSUM_OFFLOAD = 1,
	+ MLX4_INGRESS_PARSER_MODE_MAX = 2
	};

	enum {
	@@ -85,14 +78,17 @@
	MLX4_CLR_INT_SIZE = 0x00008,
	MLX4_SLAVE_COMM_BASE = 0x0,
	MLX4_COMM_PAGESIZE = 0x1000,
	- MLX4_CLOCK_SIZE = 0x00008
	+ MLX4_CLOCK_SIZE = 0x00008,
	+ MLX4_COMM_CHAN_CAPS = 0x8,
	+ MLX4_COMM_CHAN_FLAGS = 0xc
	};

	enum {
	MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE = 10,
	MLX4_MIN_MGM_LOG_ENTRY_SIZE = 7,
	MLX4_MAX_MGM_LOG_ENTRY_SIZE = 12,
	- MLX4_MAX_QP_PER_MGM = 4 * ((1 << MLX4_MAX_MGM_LOG_ENTRY_SIZE)/16 - 2),
	+ MLX4_MAX_QP_PER_MGM = 4 * ((1 << MLX4_MAX_MGM_LOG_ENTRY_SIZE) / 16 - 2),
	+ MLX4_MTT_ENTRY_PER_SEG = 8,
	};

	enum {
	@@ -100,6 +96,10 @@
	};

	enum {
	+ MLX4_NUM_A0_MAC_PER_PORT = 256
	+};
	+
	+enum {
	MLX4_CMPT_TYPE_QP = 0,
	MLX4_CMPT_TYPE_SRQ = 1,
	MLX4_CMPT_TYPE_CQ = 2,
	@@ -119,6 +119,10 @@
	};

	#define MLX4_COMM_TIME 10000
	+#define MLX4_COMM_OFFLINE_TIME_OUT 30000
	+#define MLX4_COMM_CMD_NA_OP 0x0
	+
	+
	enum {
	MLX4_COMM_CMD_RESET,
	MLX4_COMM_CMD_VHCR0,
	@@ -129,6 +133,11 @@
	MLX4_COMM_CMD_FLR = 254
	};

	+enum {
	+ MLX4_VF_SMI_DISABLED,
	+ MLX4_VF_SMI_ENABLED
	+};
	+
	/The flag indicates that the slave should delay the RESET cmd/
	#define MLX4_DELAY_RESET_SLAVE 0xbbbbbbb
	/indicates how many retries will be done if we are in the middle of FLR/
	@@ -192,7 +201,7 @@
	u8 status;
	u8 flags;
	__be16 opcode;
	-} __packed;
	+};

	struct mlx4_cmd_info {
	u16 opcode;
	@@ -200,7 +209,6 @@
	bool has_outbox;
	bool out_is_imm;
	bool encode_slave_id;
	- bool skip_err_print;
	int (verify)(struct mlx4_dev dev, int slave, struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox);
	int (wrapper)(struct mlx4_dev dev, int slave, struct mlx4_vhcr *vhcr,
	@@ -209,35 +217,35 @@
	struct mlx4_cmd_info *cmd);
	};

	-enum {
	- MLX4_DEBUG_MASK_CMD_TIME = 0x100,
	-};
	-
	#ifdef CONFIG_MLX4_DEBUG
	extern int mlx4_debug_level;
	#else /* CONFIG_MLX4_DEBUG */
	#define mlx4_debug_level (0)
	#endif /* CONFIG_MLX4_DEBUG */

	-#define mlx4_dbg(mdev, format, arg...) \
	+#define mlx4_dbg(mdev, format, ...) \
	do { \
	if (mlx4_debug_level) \
	- dev_printk(KERN_DEBUG, &mdev->pdev->dev, format, ##arg); \
	+ dev_printk(KERN_DEBUG, \
	+ &(mdev)->persist->pdev->dev, format, \
	+ ##__VA_ARGS__); \
	} while (0)

	-#define mlx4_err(mdev, format, arg...) \
	- dev_err(&mdev->pdev->dev, format, ##arg)
	-#define mlx4_info(mdev, format, arg...) \
	- dev_info(&mdev->pdev->dev, format, ##arg)
	-#define mlx4_warn(mdev, format, arg...) \
	- dev_warn(&mdev->pdev->dev, format, ##arg)
	+#define mlx4_err(mdev, format, ...) \
	+ dev_err(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
	+#define mlx4_info(mdev, format, ...) \
	+ dev_info(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)
	+#define mlx4_warn(mdev, format, ...) \
	+ dev_warn(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__)

	extern int mlx4_log_num_mgm_entry_size;
	extern int log_mtts_per_seg;
	+extern int mlx4_internal_err_reset;
	+extern int ingress_parser_mode;
	extern int mlx4_blck_lb;
	-extern int mlx4_set_4k_mtu;

	-#define MLX4_MAX_NUM_SLAVES (MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF)
	+#define MLX4_MAX_NUM_SLAVES (min(MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF, \
	+ MLX4_MFUNC_MAX))
	#define ALL_SLAVES 0xff

	struct mlx4_bitmap {
	@@ -247,6 +255,7 @@
	u32 reserved_top;
	u32 mask;
	u32 avail;
	+ u32 effective_len;
	spinlock_t lock;
	unsigned long *table;
	};
	@@ -278,6 +287,8 @@
	#define MLX4_MPT_FLAG_PHYSICAL (1 << 9)
	#define MLX4_MPT_FLAG_REGION (1 << 8)

	+#define MLX4_MPT_PD_MASK (0x1FFFFUL)
	+#define MLX4_MPT_PD_VF_MASK (0xFE0000UL)
	#define MLX4_MPT_PD_FLAG_FAST_REG (1 << 27)
	#define MLX4_MPT_PD_FLAG_RAE (1 << 28)
	#define MLX4_MPT_PD_FLAG_EN_INV (3 << 24)
	@@ -287,6 +298,15 @@
	#define MLX4_MPT_STATUS_SW 0xF0
	#define MLX4_MPT_STATUS_HW 0x00

	+#define MLX4_CQE_SIZE_MASK_STRIDE 0x3
	+#define MLX4_EQE_SIZE_MASK_STRIDE 0x30
	+
	+#define MLX4_EQ_ASYNC 0
	+#define MLX4_EQ_TO_CQ_VECTOR(vector) ((vector) - \
	+ !!((int)(vector) >= MLX4_EQ_ASYNC))
	+#define MLX4_CQ_TO_EQ_VECTOR(vector) ((vector) + \
	+ !!((int)(vector) >= MLX4_EQ_ASYNC))
	+
	/*
	* Must be packed because mtt_seg is 64 bits but only aligned to 32 bits.
	*/
	@@ -382,6 +402,11 @@
	int nent;
	struct mlx4_buf_list *page_list;
	struct mlx4_mtt mtt;
	+ u32 ncqs;
	+ struct mlx4_active_ports actv_ports;
	+ u32 ref_count;
	+ u8 name_priority;
	+ int affinity_cpu_id;
	};

	struct mlx4_slave_eqe {
	@@ -402,7 +427,7 @@
	int num_cq;
	int num_mcg;
	int num_mpt;
	- unsigned num_mtt_segs;
	+ unsigned num_mtt;
	};

	struct mlx4_fw {
	@@ -477,12 +502,12 @@
	u8 is_slave_going_down;
	u32 cookie;
	enum slave_port_state port_state[MLX4_MAX_PORTS + 1];
	+ enum mlx4_roce_gid_type slave_gid_type;
	};

	#define MLX4_VGT 4095
	#define NO_INDX (-1)

	-
	struct mlx4_vport_state {
	u64 mac;
	u16 default_vlan;
	@@ -490,19 +515,32 @@
	u32 tx_rate;
	bool spoofchk;
	u32 link_state;
	+ u8 qos_vport;
	+ __be64 guid;
	+ struct list_head vlan_set;
	+ int vgt_policy;
	+ int vlan_set_counter;
	};

	struct mlx4_vf_admin_state {
	struct mlx4_vport_state vport[MLX4_MAX_PORTS + 1];
	+ u8 enable_smi[MLX4_MAX_PORTS + 1];
	};

	+static inline int list_is_full(struct mlx4_vport_state *state)
	+{
	+ return !(state->vlan_set_counter < MLX4_MAX_VLAN_SET_SIZE);
	+}
	+
	struct mlx4_vport_oper_state {
	struct mlx4_vport_state state;
	int mac_idx;
	int vlan_idx;
	};
	+
	struct mlx4_vf_oper_state {
	struct mlx4_vport_oper_state vport[MLX4_MAX_PORTS + 1];
	+ u8 smi_enabled[MLX4_MAX_PORTS + 1];
	};

	struct slave_list {
	@@ -511,7 +549,7 @@
	};

	struct resource_allocator {
	- spinlock_t alloc_lock;
	+ spinlock_t alloc_lock; /* protect quotas */
	union {
	int res_reserved;
	int res_port_rsvd[MLX4_MAX_PORTS];
	@@ -543,6 +581,11 @@
	struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE];
	};

	+struct mlx4_qos_manager {
	+ int num_of_qos_vfs;
	+ DECLARE_BITMAP(priority_bm, MLX4_NUM_UP);
	+};
	+
	struct mlx4_master_qp0_state {
	int proxy_qp0_active;
	int qp0_active;
	@@ -560,7 +603,6 @@
	struct mlx4_resource_tracker res_tracker;
	struct workqueue_struct *comm_wq;
	struct work_struct comm_work;
	- struct work_struct arm_comm_work;
	struct work_struct slave_event_work;
	struct work_struct slave_flr_event_work;
	spinlock_t slave_state_lock;
	@@ -568,6 +610,9 @@
	struct mlx4_eqe cmd_eqe;
	struct mlx4_slave_event_eq slave_eq;
	struct mutex gen_eqe_mutex[MLX4_MFUNC_MAX];
	+ struct mlx4_qos_manager qos_ctl[MLX4_MAX_PORTS + 1];
	+ /* mutex for accessing VLAN set */
	+ struct mutex vlan_set_lock[MLX4_MFUNC_MAX];
	};

	struct mlx4_mfunc {
	@@ -592,10 +637,10 @@
	struct mlx4_cmd {
	struct pci_pool *pool;
	void __iomem *hcr;
	- struct mutex hcr_mutex;
	struct mutex slave_cmd_mutex;
	struct semaphore poll_sem;
	struct semaphore event_sem;
	+ struct rw_semaphore switch_sem;
	int max_cmds;
	spinlock_t context_lock;
	int free_head;
	@@ -604,11 +649,13 @@
	u8 use_events;
	u8 toggle;
	u8 comm_toggle;
	+ u8 initialized;
	};

	enum {
	MLX4_VF_IMMED_VLAN_FLAG_VLAN = 1 << 0,
	MLX4_VF_IMMED_VLAN_FLAG_QOS = 1 << 1,
	+ MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE = 1 << 2,
	};
	struct mlx4_vf_immed_vlan_work {
	struct work_struct work;
	@@ -619,6 +666,7 @@
	int orig_vlan_ix;
	u8 port;
	u8 qos;
	+ u8 qos_vport;
	u16 vlan_id;
	u16 orig_vlan_id;
	};
	@@ -667,8 +715,17 @@
	struct mlx4_icm_table cmpt_table;
	};

	+enum mlx4_qp_table_zones {
	+ MLX4_QP_TABLE_ZONE_GENERAL,
	+ MLX4_QP_TABLE_ZONE_RSS,
	+ MLX4_QP_TABLE_ZONE_RAW_ETH,
	+ MLX4_QP_TABLE_ZONE_NUM
	+};
	+
	struct mlx4_qp_table {
	- struct mlx4_bitmap bitmap;
	+ struct mlx4_bitmap *bitmap_gen;
	+ struct mlx4_zone_allocator *zones;
	+ u32 zones_uids[MLX4_QP_TABLE_ZONE_NUM];
	u32 rdmarc_base;
	int rdmarc_shift;
	spinlock_t lock;
	@@ -702,6 +759,11 @@
	int max;
	};

	+struct mlx4_roce_info {
	+ struct mlx4_roce_addr_table addr_table;
	+ struct mutex mutex;
	+};
	+
	#define MLX4_MAX_VLAN_NUM 128
	#define MLX4_VLAN_TABLE_SIZE (MLX4_MAX_VLAN_NUM << 2)

	@@ -714,6 +776,8 @@
	};

	#define SET_PORT_GEN_ALL_VALID 0x7
	+#define SET_PORT_ROCE_1_5_FLAGS 0x30
	+#define SET_PORT_ROCE_2_FLAGS 0x10
	#define SET_PORT_PROMISC_SHIFT 31
	#define SET_PORT_MC_PROMISC_SHIFT 30

	@@ -723,11 +787,12 @@
	MCAST_DEFAULT = 2
	};

	-
	struct mlx4_set_port_general_context {
	- u8 reserved[3];
	+ u16 reserved1;
	+ u8 v_ignore_fcs;
	u8 flags;
	- u16 reserved2;
	+ u8 roce_mode;
	+ u8 rr_proto;
	__be16 mtu;
	u8 pptx;
	u8 pfctx;
	@@ -735,6 +800,9 @@
	u8 pprx;
	u8 pfcrx;
	u16 reserved4;
	+ u32 reserved5;
	+ u8 phv_en;
	+ u8 reserved6[3];
	};

	struct mlx4_set_port_rqp_calc_context {
	@@ -755,13 +823,6 @@
	__be32 mcast;
	};

	-struct mlx4_hca_info {
	- struct mlx4_dev *dev;
	- struct device_attribute firmware_attr;
	- struct device_attribute hca_attr;
	- struct device_attribute board_attr;
	-};
	-
	struct mlx4_port_info {
	struct mlx4_dev *dev;
	int port;
	@@ -772,6 +833,7 @@
	struct device_attribute port_mtu_attr;
	struct mlx4_mac_table mac_table;
	struct mlx4_vlan_table vlan_table;
	+ struct mlx4_roce_info roce;
	int base_qpn;
	};

	@@ -780,10 +842,11 @@
	u8 do_sense_port[MLX4_MAX_PORTS + 1];
	u8 sense_allowed[MLX4_MAX_PORTS + 1];
	struct delayed_work sense_poll;
	+ int gone;
	};

	struct mlx4_msix_ctl {
	- u64 pool_bm;
	+ DECLARE_BITMAP(pool_bm, MAX_MSIX);
	struct mutex pool_lock;
	};

	@@ -797,10 +860,6 @@
	MLX4_PCI_DEV_FORCE_SENSE_PORT = 1 << 1,
	};

	-struct mlx4_roce_gid_entry {
	- u8 raw[16];
	-};
	-
	struct counter_index {
	struct list_head list;
	u32 index;
	@@ -826,6 +885,7 @@
	spinlock_t ctx_lock;

	int pci_dev_data;
	+ int removed;

	struct list_head pgdir_list;
	struct mutex pgdir_mutex;
	@@ -843,6 +903,7 @@
	struct mlx4_srq_table srq_table;
	struct mlx4_qp_table qp_table;
	struct mlx4_mcg_table mcg_table;
	+ struct mlx4_bitmap counters_bitmap;
	struct mlx4_counters counters_table;

	struct mlx4_catas_err catas_err;
	@@ -852,7 +913,6 @@
	struct mlx4_uar driver_uar;
	void __iomem *kar;
	struct mlx4_port_info port[MLX4_MAX_PORTS + 1];
	- struct mlx4_hca_info hca_info;
	struct mlx4_sense sense;
	struct mutex port_mutex;
	struct mlx4_msix_ctl msix_ctl;
	@@ -864,8 +924,10 @@
	int reserved_mtts;
	int fs_hash_mode;
	u8 virt2phys_pkey[MLX4_MFUNC_MAX][MLX4_MAX_PORTS][MLX4_MAX_PORT_PKEYS];
	+ struct mlx4_port_map v2p; /* cached port mapping configuration */
	+ struct mutex bond_mutex; /* for bond mode */
	__be64 slave_node_guids[MLX4_MFUNC_MAX];
	- struct mlx4_roce_gid_entry roce_gids[MLX4_MAX_PORTS][128];
	+
	atomic_t opreq_count;
	struct work_struct opreq_task;
	};
	@@ -914,7 +976,7 @@
	void mlx4_cleanup_qp_table(struct mlx4_dev *dev);
	void mlx4_cleanup_srq_table(struct mlx4_dev *dev);
	void mlx4_cleanup_mcg_table(struct mlx4_dev *dev);
	-int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn);
	+int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp);
	void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn);
	int __mlx4_cq_alloc_icm(struct mlx4_dev dev, int cqn);
	void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn);
	@@ -922,7 +984,7 @@
	void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn);
	int __mlx4_mpt_reserve(struct mlx4_dev *dev);
	void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index);
	-int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index);
	+int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index, gfp_t gfp);
	void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index);
	u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order);
	void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order);
	@@ -957,6 +1019,11 @@
	struct mlx4_cmd_mailbox *inbox,
	struct mlx4_cmd_mailbox *outbox,
	struct mlx4_cmd_info *cmd);
	+int mlx4_CONFIG_DEV_wrapper(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd);
	int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	@@ -971,7 +1038,6 @@
	int start_index, int npages, u64 *page_list);
	int __mlx4_counter_alloc(struct mlx4_dev dev, int slave, int port, u32 idx);
	void __mlx4_counter_free(struct mlx4_dev *dev, int slave, int port, u32 idx);
	-
	int __mlx4_slave_counters_free(struct mlx4_dev *dev, int slave);
	int __mlx4_clear_if_stat(struct mlx4_dev *dev,
	u8 counter_index);
	@@ -982,7 +1048,8 @@

	void mlx4_start_catas_poll(struct mlx4_dev *dev);
	void mlx4_stop_catas_poll(struct mlx4_dev *dev);
	-void mlx4_catas_init(void);
	+int mlx4_catas_init(struct mlx4_dev *dev);
	+void mlx4_catas_end(struct mlx4_dev *dev);
	int mlx4_restart_one(struct pci_dev *pdev);
	int mlx4_register_device(struct mlx4_dev *dev);
	void mlx4_unregister_device(struct mlx4_dev *dev);
	@@ -997,7 +1064,6 @@
	struct mlx4_dev_cap *dev_cap,
	struct mlx4_init_hca_param *init_hca);
	void mlx4_master_comm_channel(struct work_struct *work);
	-void mlx4_master_arm_comm_channel(struct work_struct *work);
	void mlx4_gen_slave_eqe(struct work_struct *work);
	void mlx4_master_handle_slave_flr(struct work_struct *work);

	@@ -1138,17 +1204,27 @@

	int mlx4_GEN_EQE(struct mlx4_dev dev, int slave, struct mlx4_eqe eqe);

	+enum {
	+ MLX4_CMD_CLEANUP_STRUCT = 1UL << 0,
	+ MLX4_CMD_CLEANUP_POOL = 1UL << 1,
	+ MLX4_CMD_CLEANUP_HCR = 1UL << 2,
	+ MLX4_CMD_CLEANUP_VHCR = 1UL << 3,
	+ MLX4_CMD_CLEANUP_ALL = (MLX4_CMD_CLEANUP_VHCR << 1) - 1
	+};
	+
	int mlx4_cmd_init(struct mlx4_dev *dev);
	-void mlx4_cmd_cleanup(struct mlx4_dev *dev);
	+void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask);
	int mlx4_multi_func_init(struct mlx4_dev *dev);
	+int mlx4_ARM_COMM_CHANNEL(struct mlx4_dev *dev);
	void mlx4_multi_func_cleanup(struct mlx4_dev *dev);
	void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param);
	int mlx4_cmd_use_events(struct mlx4_dev *dev);
	void mlx4_cmd_use_polling(struct mlx4_dev *dev);

	int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param,
	- unsigned long timeout);
	+ u16 op, unsigned long timeout);

	+void mlx4_cq_tasklet_cb(unsigned long data);
	void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn);
	void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type);

	@@ -1156,7 +1232,7 @@

	void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type);

	-void mlx4_handle_catas_err(struct mlx4_dev *dev);
	+void mlx4_enter_error_state(struct mlx4_dev_persistent *persist);

	int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port,
	enum mlx4_port_type *type);
	@@ -1173,6 +1249,8 @@

	void mlx4_init_mac_table(struct mlx4_dev dev, struct mlx4_mac_table table);
	void mlx4_init_vlan_table(struct mlx4_dev dev, struct mlx4_vlan_table table);
	+void mlx4_init_roce_gid_table(struct mlx4_dev *dev,
	+ struct mlx4_roce_info *roce);
	void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan);
	int __mlx4_register_vlan(struct mlx4_dev dev, u8 port, u16 vlan, int index);

	@@ -1182,6 +1260,7 @@
	enum mlx4_resource resource_type,
	u64 resource_id, int *slave);
	void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id);
	+void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave);
	int mlx4_init_resource_tracker(struct mlx4_dev *dev);

	void mlx4_free_resource_tracker(struct mlx4_dev *dev,
	@@ -1228,6 +1307,12 @@
	struct mlx4_cmd_mailbox *outbox,
	struct mlx4_cmd_info *cmd);

	+int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd);
	+
	int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	@@ -1242,7 +1327,6 @@
	u8 gid[16], u8 port,
	int block_mcast_loopback,
	enum mlx4_protocol prot, u64 *reg_id);
	-int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
	int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	@@ -1280,11 +1364,11 @@
	struct mlx4_cmd_mailbox *inbox,
	struct mlx4_cmd_mailbox *outbox,
	struct mlx4_cmd_info *cmd);
	-int mlx4_MOD_STAT_CFG_wrapper(struct mlx4_dev *dev, int slave,
	- struct mlx4_vhcr *vhcr,
	- struct mlx4_cmd_mailbox *inbox,
	- struct mlx4_cmd_mailbox *outbox,
	- struct mlx4_cmd_info *cmd);
	+int mlx4_ACCESS_REG_wrapper(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd);

	int mlx4_get_mgm_entry_size(struct mlx4_dev *dev);
	int mlx4_get_qp_per_mgm(struct mlx4_dev *dev);
	@@ -1316,13 +1400,87 @@

	#define NOT_MASKED_PD_BITS 17

	-void sys_tune_init(void);
	-void sys_tune_fini(void);
	+void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work);

	void mlx4_init_quotas(struct mlx4_dev *dev);

	-int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave);
	-int mlx4_get_base_gid_ix(struct mlx4_dev *dev, int slave);
	-void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work);
	+/* for VFs, replace zero MACs with randomly-generated MACs at driver start */
	+void mlx4_replace_zero_macs(struct mlx4_dev *dev);
	+int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port);
	+int mlx4_get_slave_indx(struct mlx4_dev *dev, int vf);
	+/* Returns the VF index of slave */
	+int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave);
	+int mlx4_config_mad_demux(struct mlx4_dev *dev);
	+int mlx4_do_bond(struct mlx4_dev *dev, bool enable);
	+int mlx4_verify_supported_gid_type(struct mlx4_dev *dev, enum mlx4_roce_gid_type gid_type,
	+ enum mlx4_roce_gid_type *alt_type);
	+
	+enum mlx4_zone_flags {
	+ MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO = 1UL << 0,
	+ MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO = 1UL << 1,
	+ MLX4_ZONE_FALLBACK_TO_HIGHER_PRIO = 1UL << 2,
	+ MLX4_ZONE_USE_RR = 1UL << 3,
	+};
	+
	+enum mlx4_zone_alloc_flags {
	+ /* No two objects could overlap between zones. UID
	+ * could be left unused. If this flag is given and
	+ * two overlapped zones are used, an object will be free'd
	+ * from the smallest possible matching zone.
	+ */
	+ MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP = 1UL << 0,
	+};
	+
	+struct mlx4_zone_allocator;
	+
	+/* Create a new zone allocator */
	+struct mlx4_zone_allocator *mlx4_zone_allocator_create(enum mlx4_zone_alloc_flags flags);
	+
	+/* Attach a mlx4_bitmap <bitmap> of priority <priority> to the zone allocator
	+ * <zone_alloc>. Allocating an object from this zone adds an offset <offset>.
	+ * Similarly, when searching for an object to free, this offset it taken into
	+ * account. The use_rr mlx4_ib parameter for allocating objects from this <bitmap>
	+ * is given through the MLX4_ZONE_USE_RR flag in <flags>.
	+ * When an allocation fails, <zone_alloc> tries to allocate from other zones
	+ * according to the policy set by <flags>. <puid> is the unique identifier
	+ * received to this zone.
	+ */
	+int mlx4_zone_add_one(struct mlx4_zone_allocator *zone_alloc,
	+ struct mlx4_bitmap *bitmap,
	+ u32 flags,
	+ int priority,
	+ int offset,
	+ u32 *puid);
	+
	+/* Remove bitmap indicated by <uid> from <zone_alloc> */
	+int mlx4_zone_remove_one(struct mlx4_zone_allocator *zone_alloc, u32 uid);
	+
	+/* Delete the zone allocator <zone_alloc. This function doesn't destroy
	+ * the attached bitmaps.
	+ */
	+void mlx4_zone_allocator_destroy(struct mlx4_zone_allocator *zone_alloc);
	+
	+/* Allocate <count> objects with align <align> and skip_mask <skip_mask>
	+ * from the mlx4_bitmap whose uid is <uid>. The bitmap which we actually
	+ * allocated from is returned in <puid>. If the allocation fails, a negative
	+ * number is returned. Otherwise, the offset of the first object is returned.
	+ */
	+u32 mlx4_zone_alloc_entries(struct mlx4_zone_allocator *zones, u32 uid, int count,
	+ int align, u32 skip_mask, u32 *puid);
	+
	+/* Free <count> objects, start from <obj> of the uid <uid> from zone_allocator
	+ * <zones>.
	+ */
	+u32 mlx4_zone_free_entries(struct mlx4_zone_allocator *zones,
	+ u32 uid, u32 obj, u32 count);
	+
	+/* If <zones> was allocated with MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP, instead of
	+ * specifying the uid when freeing an object, zone allocator could figure it by
	+ * itself. Other parameters are similar to mlx4_zone_free.
	+ */
	+u32 mlx4_zone_free_entries_unique(struct mlx4_zone_allocator *zones, u32 obj, u32 count);
	+
	+/* Returns a pointer to mlx4_bitmap that was attached to <zones> with <uid> */
	+struct mlx4_bitmap mlx4_zone_get_bitmap(struct mlx4_zone_allocator zones, u32 uid);

	#endif /* MLX4_H */
	Index: sys/ofed/drivers/net/mlx4/mlx4_en.h
	===================================================================
	--- sys/ofed/drivers/net/mlx4/mlx4_en.h
	+++ sys/ofed/drivers/net/mlx4/mlx4_en.h
	@@ -131,11 +131,13 @@
	#define MAX_TX_RINGS (MLX4_EN_MAX_TX_RING_P_UP * \
	MLX4_EN_NUM_UP)

	+#define MLX4_EN_NO_VLAN 0xffff
	+
	#define MLX4_EN_DEF_TX_RING_SIZE 1024
	#define MLX4_EN_DEF_RX_RING_SIZE 1024

	/* Target number of bytes to coalesce with interrupt moderation */
	-#define MLX4_EN_RX_COAL_TARGET 0x20000
	+#define MLX4_EN_RX_COAL_TARGET 44
	#define MLX4_EN_RX_COAL_TIME 0x10

	#define MLX4_EN_TX_COAL_PKTS 64
	@@ -264,7 +266,6 @@
	int blocked;
	struct mlx4_en_tx_info *tx_info;
	u8 queue_index;
	- cpuset_t affinity_mask;
	struct buf_ring *br;
	u32 last_nr_txbb;
	struct mlx4_qp qp;
	@@ -272,12 +273,12 @@
	int qpn;
	enum mlx4_qp_state qp_state;
	struct mlx4_srq dummy;
	- unsigned long bytes;
	- unsigned long packets;
	- unsigned long tx_csum;
	- unsigned long queue_stopped;
	- unsigned long oversized_packets;
	- unsigned long wake_queue;
	+ u64 bytes;
	+ u64 packets;
	+ u64 tx_csum;
	+ u64 queue_stopped;
	+ u64 oversized_packets;
	+ u64 wake_queue;
	struct mlx4_bf bf;
	bool bf_enabled;
	int hwtstamp_tx_type;
	@@ -320,16 +321,16 @@
	int qpn;
	u8 *buf;
	struct mlx4_en_rx_mbuf *mbuf;
	- unsigned long errors;
	- unsigned long bytes;
	- unsigned long packets;
	+ u64 errors;
	+ u64 bytes;
	+ u64 packets;
	#ifdef LL_EXTENDED_STATS
	- unsigned long yields;
	- unsigned long misses;
	- unsigned long cleaned;
	+ u64 yields;
	+ u64 misses;
	+ u64 cleaned;
	#endif
	- unsigned long csum_ok;
	- unsigned long csum_none;
	+ u64 csum_ok;
	+ u64 csum_none;
	int hwtstamp_rx_filter;
	int numa_node;
	struct lro_ctrl lro;
	@@ -383,14 +384,14 @@

	#ifdef CONFIG_NET_RX_BUSY_POLL
	unsigned int state;
	-#define MLX4_EN_CQ_STATEIDLE 0
	-#define MLX4_EN_CQ_STATENAPI 1 /* NAPI owns this CQ */
	-#define MLX4_EN_CQ_STATEPOLL 2 /* poll owns this CQ */
	-#define MLX4_CQ_LOCKED (MLX4_EN_CQ_STATENAPI \| MLX4_EN_CQ_STATEPOLL)
	-#define MLX4_EN_CQ_STATENAPI_YIELD 4 /* NAPI yielded this CQ */
	-#define MLX4_EN_CQ_STATEPOLL_YIELD 8 /* poll yielded this CQ */
	-#define CQ_YIELD (MLX4_EN_CQ_STATENAPI_YIELD \| MLX4_EN_CQ_STATEPOLL_YIELD)
	-#define CQ_USER_PEND (MLX4_EN_CQ_STATEPOLL \| MLX4_EN_CQ_STATEPOLL_YIELD)
	+#define MLX4_EN_CQ_STATE_IDLE 0
	+#define MLX4_EN_CQ_STATE_NAPI 1 /* NAPI owns this CQ */
	+#define MLX4_EN_CQ_STATE_POLL 2 /* poll owns this CQ */
	+#define MLX4_CQ_LOCKED (MLX4_EN_CQ_STATE_NAPI \| MLX4_EN_CQ_STATE_POLL)
	+#define MLX4_EN_CQ_STATE_NAPI_YIELD 4 /* NAPI yielded this CQ */
	+#define MLX4_EN_CQ_STATE_POLL_YIELD 8 /* poll yielded this CQ */
	+#define CQ_YIELD (MLX4_EN_CQ_STATE_NAPI_YIELD \| MLX4_EN_CQ_STATE_POLL_YIELD)
	+#define CQ_USER_PEND (MLX4_EN_CQ_STATE_POLL \| MLX4_EN_CQ_STATE_POLL_YIELD)
	spinlock_t poll_lock; /* protects from LLS/napi conflicts */
	#endif /* CONFIG_NET_RX_BUSY_POLL */
	};
	@@ -449,11 +450,16 @@
	enum mlx4_qp_state indir_state;
	};

	+enum mlx4_en_port_flag {
	+ MLX4_EN_PORT_ANC = 1<<0, /* Auto-negotiation complete */
	+ MLX4_EN_PORT_ANE = 1<<1, /* Auto-negotiation enabled */
	+};
	+
	struct mlx4_en_port_state {
	int link_state;
	int link_speed;
	- int transciver;
	- int autoneg;
	+ int transceiver;
	+ u32 flags;
	};

	enum mlx4_en_mclist_act {
	@@ -467,6 +473,7 @@
	enum mlx4_en_mclist_act action;
	u8 addr[ETH_ALEN];
	u64 reg_id;
	+ u64 tunnel_reg_id;
	};

	#ifdef CONFIG_MLX4_EN_DCB
	@@ -474,6 +481,7 @@
	#define MLX4_EN_BW_MIN 1
	#define MLX4_EN_BW_MAX 100 /* Utilize 100% of the line */

	+#define MLX4_EN_TC_VENDOR 0
	#define MLX4_EN_TC_ETS 7

	#endif
	@@ -539,6 +547,7 @@
	bool port_up;
	int port;
	int registered;
	+ int gone;
	int allocated;
	int stride;
	unsigned char current_mac[ETH_ALEN + 2];
	@@ -568,11 +577,13 @@
	struct mlx4_en_perf_stats pstats;
	struct mlx4_en_pkt_stats pkstats;
	struct mlx4_en_pkt_stats pkstats_last;
	- struct mlx4_en_flow_stats flowstats[MLX4_NUM_PRIORITIES];
	+ struct mlx4_en_flow_stats_rx rx_priority_flowstats[MLX4_NUM_PRIORITIES];
	+ struct mlx4_en_flow_stats_tx tx_priority_flowstats[MLX4_NUM_PRIORITIES];
	+ struct mlx4_en_flow_stats_rx rx_flowstats;
	+ struct mlx4_en_flow_stats_tx tx_flowstats;
	struct mlx4_en_port_stats port_stats;
	struct mlx4_en_vport_stats vport_stats;
	struct mlx4_en_vf_stats vf_stats;
	- DECLARE_BITMAP(stats_bitmap, NUM_ALL_STATS);
	struct list_head mc_list;
	struct list_head curr_list;
	u64 broadcast_id;
	@@ -604,6 +615,7 @@
	struct list_head filters;
	struct hlist_head filter_hash[1 << MLX4_EN_FILTER_HASH_SHIFT];
	#endif
	+ u64 tunnel_reg_id;
	struct en_port *vf_ports[MLX4_MAX_NUM_VF];
	unsigned long last_ifq_jiffies;
	u64 if_counters_rx_errors;
	@@ -621,11 +633,16 @@
	u64 reg_id;
	};

	+static inline struct mlx4_cqe mlx4_en_get_cqe(u8 buf, int idx, int cqe_sz)
	+{
	+ return (struct mlx4_cqe )(buf + idx cqe_sz);
	+}
	+
	#ifdef CONFIG_NET_RX_BUSY_POLL
	static inline void mlx4_en_cq_init_lock(struct mlx4_en_cq *cq)
	{
	spin_lock_init(&cq->poll_lock);
	- cq->state = MLX4_EN_CQ_STATEIDLE;
	+ cq->state = MLX4_EN_CQ_STATE_IDLE;
	}

	/* called from the device poll rutine to get ownership of a cq */
	@@ -634,12 +651,12 @@
	int rc = true;
	spin_lock(&cq->poll_lock);
	if (cq->state & MLX4_CQ_LOCKED) {
	- WARN_ON(cq->state & MLX4_EN_CQ_STATENAPI);
	- cq->state \|= MLX4_EN_CQ_STATENAPI_YIELD;
	+ WARN_ON(cq->state & MLX4_EN_CQ_STATE_NAPI);
	+ cq->state \|= MLX4_EN_CQ_STATE_NAPI_YIELD;
	rc = false;
	} else
	/* we don't care if someone yielded */
	- cq->state = MLX4_EN_CQ_STATENAPI;
	+ cq->state = MLX4_EN_CQ_STATE_NAPI;
	spin_unlock(&cq->poll_lock);
	return rc;
	}
	@@ -649,12 +666,12 @@
	{
	int rc = false;
	spin_lock(&cq->poll_lock);
	- WARN_ON(cq->state & (MLX4_EN_CQ_STATEPOLL \|
	- MLX4_EN_CQ_STATENAPI_YIELD));
	+ WARN_ON(cq->state & (MLX4_EN_CQ_STATE_POLL \|
	+ MLX4_EN_CQ_STATE_NAPI_YIELD));

	- if (cq->state & MLX4_EN_CQ_STATEPOLL_YIELD)
	+ if (cq->state & MLX4_EN_CQ_STATE_POLL_YIELD)
	rc = true;
	- cq->state = MLX4_EN_CQ_STATEIDLE;
	+ cq->state = MLX4_EN_CQ_STATE_IDLE;
	spin_unlock(&cq->poll_lock);
	return rc;
	}
	@@ -669,14 +686,14 @@
	struct mlx4_en_priv *priv = netdev_priv(dev);
	struct mlx4_en_rx_ring *rx_ring = priv->rx_ring[cq->ring];

	- cq->state \|= MLX4_EN_CQ_STATEPOLL_YIELD;
	+ cq->state \|= MLX4_EN_CQ_STATE_POLL_YIELD;
	rc = false;
	#ifdef LL_EXTENDED_STATS
	rx_ring->yields++;
	#endif
	} else
	/* preserve yield marks */
	- cq->state \|= MLX4_EN_CQ_STATEPOLL;
	+ cq->state \|= MLX4_EN_CQ_STATE_POLL;
	spin_unlock_bh(&cq->poll_lock);
	return rc;
	}
	@@ -686,17 +703,17 @@
	{
	int rc = false;
	spin_lock_bh(&cq->poll_lock);
	- WARN_ON(cq->state & (MLX4_EN_CQ_STATENAPI));
	+ WARN_ON(cq->state & (MLX4_EN_CQ_STATE_NAPI));

	- if (cq->state & MLX4_EN_CQ_STATEPOLL_YIELD)
	+ if (cq->state & MLX4_EN_CQ_STATE_POLL_YIELD)
	rc = true;
	- cq->state = MLX4_EN_CQ_STATEIDLE;
	+ cq->state = MLX4_EN_CQ_STATE_IDLE;
	spin_unlock_bh(&cq->poll_lock);
	return rc;
	}

	/* true if a socket is polling, even if it did not get the lock */
	-static inline bool mlx4_en_cq_ll_polling(struct mlx4_en_cq *cq)
	+static inline bool mlx4_en_cq_busy_polling(struct mlx4_en_cq *cq)
	{
	WARN_ON(!(cq->state & MLX4_CQ_LOCKED));
	return cq->state & CQ_USER_PEND;
	@@ -726,7 +743,7 @@
	return false;
	}

	-static inline bool mlx4_en_cq_ll_polling(struct mlx4_en_cq *cq)
	+static inline bool mlx4_en_cq_busy_polling(struct mlx4_en_cq *cq)
	{
	return false;
	}
	@@ -749,7 +766,7 @@
	int entries, int ring, enum cq_type mode, int node);
	void mlx4_en_destroy_cq(struct mlx4_en_priv priv, struct mlx4_en_cq *pcq);
	int mlx4_en_activate_cq(struct mlx4_en_priv priv, struct mlx4_en_cq cq,
	- int cq_idx);
	+ int cq_idx, bool vgtp_cq);
	void mlx4_en_deactivate_cq(struct mlx4_en_priv priv, struct mlx4_en_cq cq);
	int mlx4_en_set_cq_moder(struct mlx4_en_priv priv, struct mlx4_en_cq cq);
	int mlx4_en_arm_cq(struct mlx4_en_priv priv, struct mlx4_en_cq cq);
	@@ -768,6 +785,7 @@
	int cq, int user_prio);
	void mlx4_en_deactivate_tx_ring(struct mlx4_en_priv *priv,
	struct mlx4_en_tx_ring *ring);
	+void mlx4_en_set_num_rx_rings(struct mlx4_en_dev *mdev);
	void mlx4_en_qflush(struct ifnet *dev);

	int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv,
	@@ -879,10 +897,10 @@
	{ \
	if ((priv)->registered) \
	printk(level "%s: %s: " format, DRV_NAME, \
	- (priv->dev)->if_xname, ## arg); \
	+ (priv)->dev->if_xname, ## arg); \
	else \
	printk(level "%s: %s: Port %d: " format, \
	- DRV_NAME, dev_name(&priv->mdev->pdev->dev), \
	+ DRV_NAME, dev_name(&(priv)->mdev->pdev->dev), \
	(priv)->port, ## arg); \
	}

	@@ -901,12 +919,12 @@

	#define mlx4_err(mdev, format, arg...) \
	pr_err("%s %s: " format, DRV_NAME, \
	- dev_name(&mdev->pdev->dev), ##arg)
	+ dev_name(&(mdev)->pdev->dev), ##arg)
	#define mlx4_info(mdev, format, arg...) \
	pr_info("%s %s: " format, DRV_NAME, \
	- dev_name(&mdev->pdev->dev), ##arg)
	+ dev_name(&(mdev)->pdev->dev), ##arg)
	#define mlx4_warn(mdev, format, arg...) \
	pr_warning("%s %s: " format, DRV_NAME, \
	- dev_name(&mdev->pdev->dev), ##arg)
	+ dev_name(&(mdev)->pdev->dev), ##arg)

	#endif
	Index: sys/ofed/drivers/net/mlx4/mlx4_stats.h
	===================================================================
	--- sys/ofed/drivers/net/mlx4/mlx4_stats.h
	+++ sys/ofed/drivers/net/mlx4/mlx4_stats.h
	@@ -33,7 +33,6 @@
	#ifndef _MLX4_STATS_
	#define _MLX4_STATS_

	-
	#ifdef MLX4_EN_PERF_STAT
	#define NUM_PERF_STATS NUM_PERF_COUNTERS
	#else
	@@ -44,92 +43,85 @@
	#define NUM_PRIORITY_STATS 2

	struct mlx4_en_pkt_stats {
	- unsigned long rx_packets;
	- unsigned long rx_bytes;
	- unsigned long rx_multicast_packets;
	- unsigned long rx_broadcast_packets;
	- unsigned long rx_errors;
	- unsigned long rx_dropped;
	- unsigned long rx_length_errors;
	- unsigned long rx_over_errors;
	- unsigned long rx_crc_errors;
	- unsigned long rx_jabbers;
	- unsigned long rx_in_range_length_error;
	- unsigned long rx_out_range_length_error;
	- unsigned long rx_lt_64_bytes_packets;
	- unsigned long rx_127_bytes_packets;
	- unsigned long rx_255_bytes_packets;
	- unsigned long rx_511_bytes_packets;
	- unsigned long rx_1023_bytes_packets;
	- unsigned long rx_1518_bytes_packets;
	- unsigned long rx_1522_bytes_packets;
	- unsigned long rx_1548_bytes_packets;
	- unsigned long rx_gt_1548_bytes_packets;
	- unsigned long tx_packets;
	- unsigned long tx_bytes;
	- unsigned long tx_multicast_packets;
	- unsigned long tx_broadcast_packets;
	- unsigned long tx_errors;
	- unsigned long tx_dropped;
	- unsigned long tx_lt_64_bytes_packets;
	- unsigned long tx_127_bytes_packets;
	- unsigned long tx_255_bytes_packets;
	- unsigned long tx_511_bytes_packets;
	- unsigned long tx_1023_bytes_packets;
	- unsigned long tx_1518_bytes_packets;
	- unsigned long tx_1522_bytes_packets;
	- unsigned long tx_1548_bytes_packets;
	- unsigned long tx_gt_1548_bytes_packets;
	- unsigned long rx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
	- unsigned long tx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
	-#define NUM_PKT_STATS 72
	+ u64 rx_packets;
	+ u64 rx_bytes;
	+ u64 rx_multicast_packets;
	+ u64 rx_broadcast_packets;
	+ u64 rx_errors;
	+ u64 rx_dropped;
	+ u64 rx_length_errors;
	+ u64 rx_over_errors;
	+ u64 rx_crc_errors;
	+ u64 rx_jabbers;
	+ u64 rx_in_range_length_error;
	+ u64 rx_out_range_length_error;
	+ u64 rx_lt_64_bytes_packets;
	+ u64 rx_127_bytes_packets;
	+ u64 rx_255_bytes_packets;
	+ u64 rx_511_bytes_packets;
	+ u64 rx_1023_bytes_packets;
	+ u64 rx_1518_bytes_packets;
	+ u64 rx_1522_bytes_packets;
	+ u64 rx_1548_bytes_packets;
	+ u64 rx_gt_1548_bytes_packets;
	+ u64 tx_packets;
	+ u64 tx_bytes;
	+ u64 tx_multicast_packets;
	+ u64 tx_broadcast_packets;
	+ u64 tx_errors;
	+ u64 tx_dropped;
	+ u64 tx_lt_64_bytes_packets;
	+ u64 tx_127_bytes_packets;
	+ u64 tx_255_bytes_packets;
	+ u64 tx_511_bytes_packets;
	+ u64 tx_1023_bytes_packets;
	+ u64 tx_1518_bytes_packets;
	+ u64 tx_1522_bytes_packets;
	+ u64 tx_1548_bytes_packets;
	+ u64 tx_gt_1548_bytes_packets;
	+ u64 rx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
	+ u64 tx_prio[NUM_PRIORITIES][NUM_PRIORITY_STATS];
	};

	struct mlx4_en_vf_stats {
	- unsigned long rx_packets;
	- unsigned long rx_bytes;
	- unsigned long rx_multicast_packets;
	- unsigned long rx_broadcast_packets;
	- unsigned long rx_errors;
	- unsigned long rx_dropped;
	- unsigned long tx_packets;
	- unsigned long tx_bytes;
	- unsigned long tx_multicast_packets;
	- unsigned long tx_broadcast_packets;
	- unsigned long tx_errors;
	-#define NUM_VF_STATS 11
	+ u64 rx_multicast_packets;
	+ u64 rx_broadcast_packets;
	+ u64 rx_filtered;
	+ u64 tx_multicast_packets;
	+ u64 tx_broadcast_packets;
	+ u64 tx_dropped;
	};

	struct mlx4_en_vport_stats {
	- unsigned long rx_unicast_packets;
	- unsigned long rx_unicast_bytes;
	- unsigned long rx_multicast_packets;
	- unsigned long rx_multicast_bytes;
	- unsigned long rx_broadcast_packets;
	- unsigned long rx_broadcast_bytes;
	- unsigned long rx_dropped;
	- unsigned long rx_errors;
	- unsigned long tx_unicast_packets;
	- unsigned long tx_unicast_bytes;
	- unsigned long tx_multicast_packets;
	- unsigned long tx_multicast_bytes;
	- unsigned long tx_broadcast_packets;
	- unsigned long tx_broadcast_bytes;
	- unsigned long tx_errors;
	-#define NUM_VPORT_STATS 15
	+ u64 rx_unicast_packets;
	+ u64 rx_unicast_bytes;
	+ u64 rx_multicast_packets;
	+ u64 rx_multicast_bytes;
	+ u64 rx_broadcast_packets;
	+ u64 rx_broadcast_bytes;
	+ u64 rx_dropped;
	+ u64 rx_errors;
	+ u64 rx_filtered;
	+ u64 tx_unicast_packets;
	+ u64 tx_unicast_bytes;
	+ u64 tx_multicast_packets;
	+ u64 tx_multicast_bytes;
	+ u64 tx_broadcast_packets;
	+ u64 tx_broadcast_bytes;
	+ u64 tx_dropped;
	+ u64 tx_errors;
	};

	struct mlx4_en_port_stats {
	- unsigned long tso_packets;
	- unsigned long queue_stopped;
	- unsigned long wake_queue;
	- unsigned long tx_timeout;
	- unsigned long oversized_packets;
	- unsigned long rx_alloc_failed;
	- unsigned long rx_chksum_good;
	- unsigned long rx_chksum_none;
	- unsigned long tx_chksum_offload;
	-#define NUM_PORT_STATS 8
	+ u64 tso_packets;
	+ u64 queue_stopped;
	+ u64 wake_queue;
	+ u64 tx_timeout;
	+ u64 oversized_packets;
	+ u64 rx_alloc_failed;
	+ u64 rx_chksum_good;
	+ u64 rx_chksum_none;
	+ u64 tx_chksum_offload;
	};

	struct mlx4_en_perf_stats {
	@@ -139,21 +131,27 @@
	u16 tx_coal_avg;
	u16 rx_coal_avg;
	u32 napi_quota;
	-#define NUM_PERF_COUNTERS 6
	};

	-struct mlx4_en_flow_stats {
	+#define MLX4_NUM_PRIORITIES 8
	+
	+struct mlx4_en_flow_stats_rx {
	u64 rx_pause;
	u64 rx_pause_duration;
	u64 rx_pause_transition;
	+#define NUM_FLOW_STATS_RX 3
	+#define NUM_FLOW_PRIORITY_STATS_RX (NUM_FLOW_STATS_RX * \
	+ MLX4_NUM_PRIORITIES)
	+};
	+
	+struct mlx4_en_flow_stats_tx {
	u64 tx_pause;
	u64 tx_pause_duration;
	u64 tx_pause_transition;
	+#define NUM_FLOW_STATS_TX 3
	+#define NUM_FLOW_PRIORITY_STATS_TX (NUM_FLOW_STATS_TX * \
	+ MLX4_NUM_PRIORITIES)
	};
	-#define MLX4_NUM_PRIORITIES 8
	-#define NUM_FLOW_PRIORITY_STATS 6
	-#define NUM_FLOW_STATS (NUM_FLOW_PRIORITY_STATS*MLX4_NUM_PRIORITIES)
	-

	struct mlx4_en_stat_out_flow_control_mbox {
	/* Total number of PAUSE frames received from the far-end port */
	@@ -176,10 +174,12 @@
	__be64 reserved[2];
	};

	+enum {
	+ MLX4_DUMP_ETH_STATS_FLOW_CONTROL = 1 << 12
	+};
	+
	int mlx4_get_vport_ethtool_stats(struct mlx4_dev *dev, int port,
	- struct mlx4_en_vport_stats *vport_stats,
	- int reset);
	+ struct mlx4_en_vport_stats *vport_stats,
	+ int reset, int *read_counters);

	-#define NUM_ALL_STATS (NUM_PKT_STATS + NUM_FLOW_STATS + NUM_VPORT_STATS + \
	- NUM_VF_STATS + NUM_PORT_STATS + NUM_PERF_STATS)
	#endif
	Index: sys/ofed/drivers/net/mlx4/mr.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/mr.c
	+++ sys/ofed/drivers/net/mlx4/mr.c
	@@ -119,8 +119,11 @@
	for (i = 0; i <= buddy->max_order; ++i) {
	s = BITS_TO_LONGS(1 << (buddy->max_order - i));
	buddy->bits[i] = kcalloc(s, sizeof (long), GFP_KERNEL \| __GFP_NOWARN);
	- if (!buddy->bits[i])
	- goto err_out_free;
	+ if (!buddy->bits[i]) {
	+ buddy->bits[i] = vzalloc(s * sizeof(long));
	+ if (!buddy->bits[i])
	+ goto err_out_free;
	+ }
	}

	set_bit(0, buddy->bits[buddy->max_order]);
	@@ -130,7 +133,7 @@

	err_out_free:
	for (i = 0; i <= buddy->max_order; ++i)
	- kfree(buddy->bits[i]);
	+ kvfree(buddy->bits[i]);

	err_out:
	kfree(buddy->bits);
	@@ -144,7 +147,7 @@
	int i;

	for (i = 0; i <= buddy->max_order; ++i)
	- kfree(buddy->bits[i]);
	+ kvfree(buddy->bits[i]);

	kfree(buddy->bits);
	kfree(buddy->num_free);
	@@ -210,11 +213,8 @@
	++mtt->order;

	mtt->offset = mlx4_alloc_mtt_range(dev, mtt->order);
	- if (mtt->offset == -1) {
	- mlx4_err(dev, "Failed to allocate mtts for %d pages(order %d)\n",
	- npages, mtt->order);
	+ if (mtt->offset == -1)
	return -ENOMEM;
	- }

	return 0;
	}
	@@ -247,8 +247,8 @@
	MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_WRAPPED);
	if (err)
	- mlx4_warn(dev, "Failed to free mtt range at:"
	- "%d order:%d\n", offset, order);
	+ mlx4_warn(dev, "Failed to free mtt range at:%d order:%d\n",
	+ offset, order);
	return;
	}
	__mlx4_free_mtt_range(dev, offset, order);
	@@ -295,6 +295,130 @@
	MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
	}

	+/* Must protect against concurrent access */
	+int mlx4_mr_hw_get_mpt(struct mlx4_dev dev, struct mlx4_mr mmr,
	+ struct mlx4_mpt_entry ***mpt_entry)
	+{
	+ int err;
	+ int key = key_to_hw_index(mmr->key) & (dev->caps.num_mpts - 1);
	+ struct mlx4_cmd_mailbox *mailbox = NULL;
	+
	+ if (mmr->enabled != MLX4_MPT_EN_HW)
	+ return -EINVAL;
	+
	+ err = mlx4_HW2SW_MPT(dev, NULL, key);
	+ if (err) {
	+ mlx4_warn(dev, "HW2SW_MPT failed (%d).", err);
	+ mlx4_warn(dev, "Most likely the MR has MWs bound to it.\n");
	+ return err;
	+ }
	+
	+ mmr->enabled = MLX4_MPT_EN_SW;
	+
	+ if (!mlx4_is_mfunc(dev)) {
	+ **mpt_entry = mlx4_table_find(
	+ &mlx4_priv(dev)->mr_table.dmpt_table,
	+ key, NULL);
	+ } else {
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR_OR_NULL(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ err = mlx4_cmd_box(dev, 0, mailbox->dma, key,
	+ 0, MLX4_CMD_QUERY_MPT,
	+ MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_WRAPPED);
	+ if (err)
	+ goto free_mailbox;
	+
	+ mpt_entry = (struct mlx4_mpt_entry *)&mailbox->buf;
	+ }
	+
	+ if (!(mpt_entry) \|\| !(*mpt_entry)) {
	+ err = -ENOMEM;
	+ goto free_mailbox;
	+ }
	+
	+ return 0;
	+
	+free_mailbox:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_mr_hw_get_mpt);
	+
	+int mlx4_mr_hw_write_mpt(struct mlx4_dev dev, struct mlx4_mr mmr,
	+ struct mlx4_mpt_entry **mpt_entry)
	+{
	+ int err;
	+
	+ if (!mlx4_is_mfunc(dev)) {
	+ /* Make sure any changes to this entry are flushed */
	+ wmb();
	+
	+ (u8 )(*mpt_entry) = MLX4_MPT_STATUS_HW;
	+
	+ /* Make sure the new status is written */
	+ wmb();
	+
	+ err = mlx4_SYNC_TPT(dev);
	+ } else {
	+ int key = key_to_hw_index(mmr->key) & (dev->caps.num_mpts - 1);
	+
	+ struct mlx4_cmd_mailbox *mailbox =
	+ container_of((void *)mpt_entry, struct mlx4_cmd_mailbox,
	+ buf);
	+
	+ err = mlx4_SW2HW_MPT(dev, mailbox, key);
	+ }
	+
	+ if (!err) {
	+ mmr->pd = be32_to_cpu((*mpt_entry)->pd_flags) & MLX4_MPT_PD_MASK;
	+ mmr->enabled = MLX4_MPT_EN_HW;
	+ }
	+ return err;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_mr_hw_write_mpt);
	+
	+void mlx4_mr_hw_put_mpt(struct mlx4_dev *dev,
	+ struct mlx4_mpt_entry **mpt_entry)
	+{
	+ if (mlx4_is_mfunc(dev)) {
	+ struct mlx4_cmd_mailbox *mailbox =
	+ container_of((void *)mpt_entry, struct mlx4_cmd_mailbox,
	+ buf);
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ }
	+}
	+EXPORT_SYMBOL_GPL(mlx4_mr_hw_put_mpt);
	+
	+int mlx4_mr_hw_change_pd(struct mlx4_dev dev, struct mlx4_mpt_entry mpt_entry,
	+ u32 pdn)
	+{
	+ u32 pd_flags = be32_to_cpu(mpt_entry->pd_flags) & ~MLX4_MPT_PD_MASK;
	+ /* The wrapper function will put the slave's id here */
	+ if (mlx4_is_mfunc(dev))
	+ pd_flags &= ~MLX4_MPT_PD_VF_MASK;
	+
	+ mpt_entry->pd_flags = cpu_to_be32(pd_flags \|
	+ (pdn & MLX4_MPT_PD_MASK)
	+ \| MLX4_MPT_PD_FLAG_EN_INV);
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_mr_hw_change_pd);
	+
	+int mlx4_mr_hw_change_access(struct mlx4_dev *dev,
	+ struct mlx4_mpt_entry *mpt_entry,
	+ u32 access)
	+{
	+ u32 flags = (be32_to_cpu(mpt_entry->flags) & ~MLX4_PERM_MASK) \|
	+ (access & MLX4_PERM_MASK);
	+
	+ mpt_entry->flags = cpu_to_be32(flags);
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_mr_hw_change_access);
	+
	static int mlx4_mr_alloc_reserved(struct mlx4_dev *dev, u32 mridx, u32 pd,
	u64 iova, u64 size, u32 access, int npages,
	int page_shift, struct mlx4_mr *mr)
	@@ -361,14 +485,14 @@
	__mlx4_mpt_release(dev, index);
	}

	-int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index)
	+int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index, gfp_t gfp)
	{
	struct mlx4_mr_table *mr_table = &mlx4_priv(dev)->mr_table;

	- return mlx4_table_get(dev, &mr_table->dmpt_table, index);
	+ return mlx4_table_get(dev, &mr_table->dmpt_table, index, gfp);
	}

	-static int mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index)
	+static int mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index, gfp_t gfp)
	{
	u64 param = 0;

	@@ -379,7 +503,7 @@
	MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_WRAPPED);
	}
	- return __mlx4_mpt_alloc_icm(dev, index);
	+ return __mlx4_mpt_alloc_icm(dev, index, gfp);
	}

	void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index)
	@@ -433,8 +557,8 @@
	key_to_hw_index(mr->key) &
	(dev->caps.num_mpts - 1));
	if (err) {
	- mlx4_warn(dev, "HW2SW_MPT failed (%d).", err);
	- mlx4_warn(dev, "Most likely the MR has MWs bound to it.\n");
	+ mlx4_warn(dev, "HW2SW_MPT failed (%d), MR has MWs bound to it\n",
	+ err);
	return err;
	}

	@@ -460,13 +584,58 @@
	}
	EXPORT_SYMBOL_GPL(mlx4_mr_free);

	+void mlx4_mr_rereg_mem_cleanup(struct mlx4_dev dev, struct mlx4_mr mr)
	+{
	+ mlx4_mtt_cleanup(dev, &mr->mtt);
	+ mr->mtt.order = -1;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_mr_rereg_mem_cleanup);
	+
	+int mlx4_mr_rereg_mem_write(struct mlx4_dev dev, struct mlx4_mr mr,
	+ u64 iova, u64 size, int npages,
	+ int page_shift, struct mlx4_mpt_entry *mpt_entry)
	+{
	+ int err;
	+
	+ err = mlx4_mtt_init(dev, npages, page_shift, &mr->mtt);
	+ if (err)
	+ return err;
	+
	+ mpt_entry->start = cpu_to_be64(iova);
	+ mpt_entry->length = cpu_to_be64(size);
	+ mpt_entry->entity_size = cpu_to_be32(page_shift);
	+ mpt_entry->flags &= ~(cpu_to_be32(MLX4_MPT_FLAG_FREE \|
	+ MLX4_MPT_FLAG_SW_OWNS));
	+ if (mr->mtt.order < 0) {
	+ mpt_entry->flags \|= cpu_to_be32(MLX4_MPT_FLAG_PHYSICAL);
	+ mpt_entry->mtt_addr = 0;
	+ } else {
	+ mpt_entry->mtt_addr = cpu_to_be64(mlx4_mtt_addr(dev,
	+ &mr->mtt));
	+ if (mr->mtt.page_shift == 0)
	+ mpt_entry->mtt_sz = cpu_to_be32(1 << mr->mtt.order);
	+ }
	+ if (mr->mtt.order >= 0 && mr->mtt.page_shift == 0) {
	+ /* fast register MR in free state */
	+ mpt_entry->flags \|= cpu_to_be32(MLX4_MPT_FLAG_FREE);
	+ mpt_entry->pd_flags \|= cpu_to_be32(MLX4_MPT_PD_FLAG_FAST_REG \|
	+ MLX4_MPT_PD_FLAG_RAE);
	+ } else {
	+ mpt_entry->flags \|= cpu_to_be32(MLX4_MPT_FLAG_SW_OWNS);
	+ }
	+ mr->enabled = MLX4_MPT_EN_SW;
	+
	+ return 0;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_mr_rereg_mem_write);
	+
	int mlx4_mr_enable(struct mlx4_dev dev, struct mlx4_mr mr)
	{
	struct mlx4_cmd_mailbox *mailbox;
	struct mlx4_mpt_entry *mpt_entry;
	int err;

	- err = mlx4_mpt_alloc_icm(dev, key_to_hw_index(mr->key));
	+ err = mlx4_mpt_alloc_icm(dev, key_to_hw_index(mr->key), GFP_KERNEL);
	if (err)
	return err;

	@@ -476,9 +645,6 @@
	goto err_table;
	}
	mpt_entry = mailbox->buf;
	-
	- memset(mpt_entry, 0, sizeof *mpt_entry);
	-
	mpt_entry->flags = cpu_to_be32(MLX4_MPT_FLAG_MIO \|
	MLX4_MPT_FLAG_REGION \|
	mr->access);
	@@ -542,13 +708,13 @@
	if (!mtts)
	return -ENOMEM;

	- dma_sync_single_for_cpu(&dev->pdev->dev, dma_handle,
	+ dma_sync_single_for_cpu(&dev->persist->pdev->dev, dma_handle,
	npages * sizeof (u64), DMA_TO_DEVICE);

	for (i = 0; i < npages; ++i)
	mtts[i] = cpu_to_be64(page_list[i] \| MLX4_MTT_FLAG_PRESENT);

	- dma_sync_single_for_device(&dev->pdev->dev, dma_handle,
	+ dma_sync_single_for_device(&dev->persist->pdev->dev, dma_handle,
	npages * sizeof (u64), DMA_TO_DEVICE);

	return 0;
	@@ -627,13 +793,14 @@
	EXPORT_SYMBOL_GPL(mlx4_write_mtt);

	int mlx4_buf_write_mtt(struct mlx4_dev dev, struct mlx4_mtt mtt,
	- struct mlx4_buf *buf)
	+ struct mlx4_buf *buf, gfp_t gfp)
	{
	u64 *page_list;
	int err;
	int i;

	- page_list = kmalloc(buf->npages * sizeof *page_list, GFP_KERNEL);
	+ page_list = kmalloc(buf->npages * sizeof *page_list,
	+ gfp);
	if (!page_list)
	return -ENOMEM;

	@@ -655,6 +822,12 @@
	{
	u32 index;

	+ if ((type == MLX4_MW_TYPE_1 &&
	+ !(dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW)) \|\|
	+ (type == MLX4_MW_TYPE_2 &&
	+ !(dev->caps.bmme_flags & MLX4_BMME_FLAG_TYPE_2_WIN)))
	+ return -ENOTSUPP;
	+
	index = mlx4_mpt_reserve(dev);
	if (index == -1)
	return -ENOMEM;
	@@ -674,7 +847,7 @@
	struct mlx4_mpt_entry *mpt_entry;
	int err;

	- err = mlx4_mpt_alloc_icm(dev, key_to_hw_index(mw->key));
	+ err = mlx4_mpt_alloc_icm(dev, key_to_hw_index(mw->key), GFP_KERNEL);
	if (err)
	return err;

	@@ -685,11 +858,9 @@
	}
	mpt_entry = mailbox->buf;

	- memset(mpt_entry, 0, sizeof(*mpt_entry));
	-
	/* Note that the MLX4_MPT_FLAG_REGION bit in mpt_entry->flags is turned
	- * off, thus creating a memory window and not a memory region.
	- */
	+ * off, thus creating a memory window and not a memory region.
	+ */
	mpt_entry->key = cpu_to_be32(key_to_hw_index(mw->key));
	mpt_entry->pd_flags = cpu_to_be32(mw->pd);
	if (mw->type == MLX4_MW_TYPE_2) {
	@@ -759,8 +930,8 @@
	return err;

	err = mlx4_buddy_init(&mr_table->mtt_buddy,
	- ilog2(div_u64(dev->caps.num_mtts,
	- (1 << log_mtts_per_seg))));
	+ ilog2((u32)dev->caps.num_mtts /
	+ (1 << log_mtts_per_seg)));
	if (err)
	goto err_buddy;

	@@ -769,7 +940,7 @@
	mlx4_alloc_mtt_range(dev,
	fls(dev->caps.reserved_mtts - 1));
	if (priv->reserved_mtts < 0) {
	- mlx4_warn(dev, "MTT table of order %u is too small.\n",
	+ mlx4_warn(dev, "MTT table of order %u is too small\n",
	mr_table->mtt_buddy.max_order);
	err = -ENOMEM;
	goto err_reserve_mtts;
	@@ -849,13 +1020,13 @@
	/* Make sure MPT status is visible before writing MTT entries */
	wmb();

	- dma_sync_single_for_cpu(&dev->pdev->dev, fmr->dma_handle,
	+ dma_sync_single_for_cpu(&dev->persist->pdev->dev, fmr->dma_handle,
	npages * sizeof(u64), DMA_TO_DEVICE);

	for (i = 0; i < npages; ++i)
	fmr->mtts[i] = cpu_to_be64(page_list[i] \| MLX4_MTT_FLAG_PRESENT);

	- dma_sync_single_for_device(&dev->pdev->dev, fmr->dma_handle,
	+ dma_sync_single_for_device(&dev->persist->pdev->dev, fmr->dma_handle,
	npages * sizeof(u64), DMA_TO_DEVICE);

	fmr->mpt->key = cpu_to_be32(key);
	@@ -879,7 +1050,7 @@
	int max_maps, u8 page_shift, struct mlx4_fmr *fmr)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	- int err = -ENOMEM, ret;
	+ int err = -ENOMEM;

	if (max_maps > dev->caps.max_fmr_maps)
	return -EINVAL;
	@@ -913,9 +1084,7 @@
	return 0;

	err_free:
	- ret = mlx4_mr_free(dev, &fmr->mr);
	- if (ret)
	- mlx4_err(dev, "Error deregistering MR. The system may have become unstable.");
	+ (void) mlx4_mr_free(dev, &fmr->mr);
	return err;
	}
	EXPORT_SYMBOL_GPL(mlx4_fmr_alloc);
	@@ -941,31 +1110,13 @@
	void mlx4_fmr_unmap(struct mlx4_dev dev, struct mlx4_fmr fmr,
	u32 lkey, u32 rkey)
	{
	- u32 key;
	-
	if (!fmr->maps)
	return;

	- key = key_to_hw_index(fmr->mr.key) & (dev->caps.num_mpts - 1);
	-
	+ /* To unmap: it is sufficient to take back ownership from HW */
	(u8 )fmr->mpt = MLX4_MPT_STATUS_SW;

	- /* Make sure MPT status is visible before changing MPT fields */
	- wmb();
	-
	- fmr->mr.key = hw_index_to_key(key);
	-
	- fmr->mpt->key = cpu_to_be32(key);
	- fmr->mpt->lkey = cpu_to_be32(key);
	- fmr->mpt->length = 0;
	- fmr->mpt->start = 0;
	-
	- /* Make sure MPT data is visible before changing MPT status */
	- wmb();
	-
	- (u8 )fmr->mpt = MLX4_MPT_STATUS_HW;
	-
	- /* Make sure MPT satus is visible */
	+ /* Make sure MPT status is visible */
	wmb();

	fmr->maps = 0;
	@@ -978,6 +1129,22 @@

	if (fmr->maps)
	return -EBUSY;
	+ if (fmr->mr.enabled == MLX4_MPT_EN_HW) {
	+ /* In case of FMR was enabled and unmapped
	+ * make sure to give ownership of MPT back to HW
	+ * so HW2SW_MPT command will success.
	+ */
	+ (u8 )fmr->mpt = MLX4_MPT_STATUS_SW;
	+ /* Make sure MPT status is visible before changing MPT fields */
	+ wmb();
	+ fmr->mpt->length = 0;
	+ fmr->mpt->start = 0;
	+ /* Make sure MPT data is visible after changing MPT status */
	+ wmb();
	+ (u8 )fmr->mpt = MLX4_MPT_STATUS_HW;
	+ /* make sure MPT status is visible */
	+ wmb();
	+ }

	ret = mlx4_mr_free(dev, &fmr->mr);
	if (ret)
	@@ -990,7 +1157,7 @@

	int mlx4_SYNC_TPT(struct mlx4_dev *dev)
	{
	- return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_SYNC_TPT, 1000,
	- MLX4_CMD_NATIVE);
	+ return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_SYNC_TPT,
	+ MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
	}
	EXPORT_SYMBOL_GPL(mlx4_SYNC_TPT);
	Index: sys/ofed/drivers/net/mlx4/pd.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/pd.c
	+++ sys/ofed/drivers/net/mlx4/pd.c
	@@ -151,11 +151,13 @@
	return -ENOMEM;

	if (mlx4_is_slave(dev))
	- offset = uar->index % ((int) pci_resource_len(dev->pdev, 2) /
	+ offset = uar->index % ((int)pci_resource_len(dev->persist->pdev,
	+ 2) /
	dev->caps.uar_page_size);
	else
	offset = uar->index;
	- uar->pfn = (pci_resource_start(dev->pdev, 2) >> PAGE_SHIFT) + offset;
	+ uar->pfn = (pci_resource_start(dev->persist->pdev, 2) >> PAGE_SHIFT)
	+ + offset;
	uar->map = NULL;
	return 0;
	}
	@@ -186,9 +188,9 @@
	err = -ENOMEM;
	goto out;
	}
	- uar = kmalloc_node(sizeof *uar, GFP_KERNEL, node);
	+ uar = kmalloc_node(sizeof(*uar), GFP_KERNEL, node);
	if (!uar) {
	- uar = kmalloc(sizeof *uar, GFP_KERNEL);
	+ uar = kmalloc(sizeof(*uar), GFP_KERNEL);
	if (!uar) {
	err = -ENOMEM;
	goto out;
	@@ -213,7 +215,6 @@
	list_add(&uar->bf_list, &priv->bf_list);
	}

	- bf->uar = uar;
	idx = ffz(uar->free_bf_bmap);
	uar->free_bf_bmap \|= 1 << idx;
	bf->uar = uar;
	@@ -284,9 +285,14 @@

	int mlx4_init_uar_table(struct mlx4_dev *dev)
	{
	- if (dev->caps.num_uars <= 128) {
	- mlx4_err(dev, "Only %d UAR pages (need more than 128)\n",
	- dev->caps.num_uars);
	+ int num_reserved_uar = mlx4_get_num_reserved_uar(dev);
	+
	+ mlx4_dbg(dev, "uar_page_shift = %d", dev->uar_page_shift);
	+ mlx4_dbg(dev, "Effective reserved_uars=%d", dev->caps.reserved_uars);
	+
	+ if (dev->caps.num_uars <= num_reserved_uar) {
	+ mlx4_err(dev, "Only %d UAR pages (need more than %d)\n",
	+ dev->caps.num_uars, num_reserved_uar);
	mlx4_err(dev, "Increase firmware log2_uar_bar_megabytes?\n");
	return -ENODEV;
	}
	Index: sys/ofed/drivers/net/mlx4/port.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/port.c
	+++ sys/ofed/drivers/net/mlx4/port.c
	@@ -39,21 +39,20 @@

	#include <linux/mlx4/cmd.h>
	#include <linux/moduleparam.h>
	-#include "mlx4.h"
	-#include "mlx4_stats.h"

	+#include <rdma/ib_verbs.h>

	-int mlx4_set_4k_mtu = -1;
	-module_param_named(set_4k_mtu, mlx4_set_4k_mtu, int, 0444);
	-MODULE_PARM_DESC(set_4k_mtu,
	- "(Obsolete) attempt to set 4K MTU to all ConnectX ports");
	-
	+#include "mlx4.h"
	+#include "mlx4_stats.h"

	#define MLX4_MAC_VALID (1ull << 63)

	#define MLX4_VLAN_VALID (1u << 31)
	#define MLX4_VLAN_MASK 0xfff

	+#define MLX4_FLAG_V_IGNORE_FCS_MASK 0x2
	+#define MLX4_IGNORE_FCS_MASK 0x1
	+
	void mlx4_init_mac_table(struct mlx4_dev dev, struct mlx4_mac_table table)
	{
	int i;
	@@ -80,12 +79,21 @@
	table->total = 0;
	}

	+void mlx4_init_roce_gid_table(struct mlx4_dev *dev,
	+ struct mlx4_roce_info *roce)
	+{
	+ struct mlx4_roce_addr_table *addr_table = &roce->addr_table;
	+
	+ mutex_init(&roce->mutex);
	+ memset(addr_table, 0, sizeof(*addr_table));
	+}
	+
	static int validate_index(struct mlx4_dev *dev,
	struct mlx4_mac_table *table, int index)
	{
	int err = 0;

	- if (index < 0 \|\| index >= table->max \|\| !table->refs[index]) {
	+ if (index < 0 \|\| index >= table->max \|\| !table->entries[index]) {
	mlx4_warn(dev, "No valid Mac entry for the given index\n");
	err = -EINVAL;
	}
	@@ -98,7 +106,8 @@
	int i;

	for (i = 0; i < MLX4_MAX_MAC_NUM; i++) {
	- if ((mac & MLX4_MAC_MASK) ==
	+ if (table->refs[i] &&
	+ (MLX4_MAC_MASK & mac) ==
	(MLX4_MAC_MASK & be64_to_cpu(table->entries[i])))
	return i;
	}
	@@ -121,13 +130,34 @@

	in_mod = MLX4_SET_PORT_MAC_TABLE << 8 \| port;

	- err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, MLX4_SET_PORT_ETH_OPCODE,
	+ MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_NATIVE);

	mlx4_free_cmd_mailbox(dev, mailbox);
	return err;
	}

	+int mlx4_find_cached_mac(struct mlx4_dev dev, u8 port, u64 mac, int idx)
	+{
	+ struct mlx4_port_info *info = &mlx4_priv(dev)->port[port];
	+ struct mlx4_mac_table *table = &info->mac_table;
	+ int i;
	+
	+ for (i = 0; i < MLX4_MAX_MAC_NUM; i++) {
	+ if (!table->refs[i])
	+ continue;
	+
	+ if (mac == (MLX4_MAC_MASK & be64_to_cpu(table->entries[i]))) {
	+ *idx = i;
	+ return 0;
	+ }
	+ }
	+
	+ return -ENOENT;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_find_cached_mac);
	+
	int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac)
	{
	struct mlx4_port_info *info = &mlx4_priv(dev)->port[port];
	@@ -140,14 +170,15 @@

	mutex_lock(&table->mutex);
	for (i = 0; i < MLX4_MAX_MAC_NUM; i++) {
	- if (free < 0 && !table->refs[i]) {
	- free = i;
	+ if (!table->refs[i]) {
	+ if (free < 0)
	+ free = i;
	continue;
	}

	- if ((mac == (MLX4_MAC_MASK & be64_to_cpu(table->entries[i]))) &&
	- table->refs[i]) {
	- /* MAC already registered, Must not have duplicates */
	+ if ((MLX4_MAC_MASK & mac) ==
	+ (MLX4_MAC_MASK & be64_to_cpu(table->entries[i]))) {
	+ /* MAC already registered, increment ref count */
	err = i;
	++table->refs[i];
	goto out;
	@@ -173,7 +204,6 @@
	goto out;
	}
	table->refs[free] = 1;
	-
	err = free;
	++table->total;
	out:
	@@ -232,15 +262,13 @@
	info = &mlx4_priv(dev)->port[port];
	table = &info->mac_table;
	mutex_lock(&table->mutex);
	-
	index = find_index(dev, table, mac);

	if (validate_index(dev, table, index))
	goto out;
	-
	if (--table->refs[index]) {
	- mlx4_dbg(dev, "Have more references for index %d,"
	- "no need to modify mac table\n", index);
	+ mlx4_dbg(dev, "Have more references for index %d, no need to modify mac table\n",
	+ index);
	goto out;
	}

	@@ -317,8 +345,9 @@

	memcpy(mailbox->buf, entries, MLX4_VLAN_TABLE_SIZE);
	in_mod = MLX4_SET_PORT_VLAN_TABLE << 8 \| port;
	- err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, MLX4_SET_PORT_ETH_OPCODE,
	+ MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_NATIVE);

	mlx4_free_cmd_mailbox(dev, mailbox);

	@@ -438,9 +467,8 @@
	}

	if (--table->refs[index]) {
	- mlx4_dbg(dev, "Have %d more references for index %d, "
	- "no need to modify vlan table\n", table->refs[index],
	- index);
	+ mlx4_dbg(dev, "Have %d more references for index %d, no need to modify vlan table\n",
	+ table->refs[index], index);
	goto out;
	}
	table->entries[index] = 0;
	@@ -484,8 +512,6 @@

	inbuf = inmailbox->buf;
	outbuf = outmailbox->buf;
	- memset(inbuf, 0, 256);
	- memset(outbuf, 0, 256);
	inbuf[0] = 1;
	inbuf[1] = 1;
	inbuf[2] = 1;
	@@ -502,33 +528,274 @@
	mlx4_free_cmd_mailbox(dev, outmailbox);
	return err;
	}
	-static struct mlx4_roce_gid_entry zgid_entry;

	-int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave)
	+static u8 mlx4_zgid[MLX4_GID_LEN];
	+
	+int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port)
	{
	+ int vfs;
	+ int slave_gid = slave;
	+ unsigned i;
	+ struct mlx4_slaves_pport slaves_pport;
	+ struct mlx4_active_ports actv_ports;
	+ unsigned max_port_p_one;
	+
	if (slave == 0)
	return MLX4_ROCE_PF_GIDS;
	- if (slave <= ((MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) % dev->num_vfs))
	- return ((MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) / dev->num_vfs) + 1;
	- return (MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) / dev->num_vfs;
	+
	+ /* Slave is a VF */
	+ slaves_pport = mlx4_phys_to_slaves_pport(dev, port);
	+ actv_ports = mlx4_get_active_ports(dev, slave);
	+ max_port_p_one = find_first_bit(actv_ports.ports, dev->caps.num_ports) +
	+ bitmap_weight(actv_ports.ports, dev->caps.num_ports) + 1;
	+
	+ for (i = 1; i < max_port_p_one; i++) {
	+ struct mlx4_active_ports exclusive_ports;
	+ struct mlx4_slaves_pport slaves_pport_actv;
	+ bitmap_zero(exclusive_ports.ports, dev->caps.num_ports);
	+ set_bit(i - 1, exclusive_ports.ports);
	+ if (i == port)
	+ continue;
	+ slaves_pport_actv = mlx4_phys_to_slaves_pport_actv(
	+ dev, &exclusive_ports);
	+ slave_gid -= bitmap_weight(slaves_pport_actv.slaves,
	+ dev->persist->num_vfs + 1);
	+ }
	+ vfs = bitmap_weight(slaves_pport.slaves, dev->persist->num_vfs + 1) - 1;
	+ if (slave_gid <= ((MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) % vfs))
	+ return ((MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) / vfs) + 1;
	+ return (MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS) / vfs;
	}

	-int mlx4_get_base_gid_ix(struct mlx4_dev *dev, int slave)
	+int mlx4_get_base_gid_ix(struct mlx4_dev *dev, int slave, int port)
	{
	int gids;
	+ unsigned i;
	+ int slave_gid = slave;
	int vfs;

	- gids = MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS;
	- vfs = dev->num_vfs;
	+ struct mlx4_slaves_pport slaves_pport;
	+ struct mlx4_active_ports actv_ports;
	+ unsigned max_port_p_one;

	if (slave == 0)
	return 0;
	- if (slave <= gids % vfs)
	- return MLX4_ROCE_PF_GIDS + ((gids / vfs) + 1) * (slave - 1);

	- return MLX4_ROCE_PF_GIDS + (gids % vfs) + ((gids / vfs) * (slave - 1));
	+ slaves_pport = mlx4_phys_to_slaves_pport(dev, port);
	+ actv_ports = mlx4_get_active_ports(dev, slave);
	+ max_port_p_one = find_first_bit(actv_ports.ports, dev->caps.num_ports) +
	+ bitmap_weight(actv_ports.ports, dev->caps.num_ports) + 1;
	+
	+ for (i = 1; i < max_port_p_one; i++) {
	+ struct mlx4_active_ports exclusive_ports;
	+ struct mlx4_slaves_pport slaves_pport_actv;
	+ bitmap_zero(exclusive_ports.ports, dev->caps.num_ports);
	+ set_bit(i - 1, exclusive_ports.ports);
	+ if (i == port)
	+ continue;
	+ slaves_pport_actv = mlx4_phys_to_slaves_pport_actv(
	+ dev, &exclusive_ports);
	+ slave_gid -= bitmap_weight(slaves_pport_actv.slaves,
	+ dev->persist->num_vfs + 1);
	+ }
	+ gids = MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS;
	+ vfs = bitmap_weight(slaves_pport.slaves, dev->persist->num_vfs + 1) - 1;
	+ if (slave_gid <= gids % vfs)
	+ return MLX4_ROCE_PF_GIDS + ((gids / vfs) + 1) * (slave_gid - 1);
	+
	+ return MLX4_ROCE_PF_GIDS + (gids % vfs) +
	+ ((gids / vfs) * (slave_gid - 1));
	+}
	+EXPORT_SYMBOL_GPL(mlx4_get_base_gid_ix);
	+
	+static int mlx4_reset_roce_port_gids(struct mlx4_dev *dev, int slave,
	+ int port, struct mlx4_cmd_mailbox *mailbox)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ int num_gids, base, offset;
	+ int i, err;
	+ struct mlx4_roce_addr_table *t = &priv->port[port].roce.addr_table;
	+
	+ num_gids = mlx4_get_slave_num_gids(dev, slave, port);
	+ base = mlx4_get_base_gid_ix(dev, slave, port);
	+
	+ memset(mailbox->buf, 0, MLX4_MAILBOX_SIZE);
	+
	+ mutex_lock(&(priv->port[port].roce.mutex));
	+ /* Zero-out gids belonging to that slave in the port GID table */
	+ for (i = 0, offset = base; i < num_gids; offset++, i++)
	+ memcpy(t->addr[offset].gid, &mlx4_zgid, MLX4_GID_LEN);
	+
	+ err = mlx4_update_roce_addr_table(dev, port, t, MLX4_CMD_NATIVE);
	+ mutex_unlock(&(priv->port[port].roce.mutex));
	+
	+ return err;
	+}
	+
	+
	+void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave)
	+{
	+ struct mlx4_active_ports actv_ports;
	+ struct mlx4_cmd_mailbox *mailbox;
	+ int num_eth_ports, err;
	+ int i;
	+
	+ if (slave < 0 \|\| slave > dev->persist->num_vfs)
	+ return;
	+
	+ actv_ports = mlx4_get_active_ports(dev, slave);
	+
	+ for (i = 0, num_eth_ports = 0; i < dev->caps.num_ports; i++) {
	+ if (test_bit(i, actv_ports.ports)) {
	+ if (dev->caps.port_type[i + 1] != MLX4_PORT_TYPE_ETH)
	+ continue;
	+ num_eth_ports++;
	+ }
	+ }
	+
	+ if (!num_eth_ports)
	+ return;
	+
	+ /* have ETH ports. Alloc mailbox for SET_PORT command */
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return;
	+
	+ for (i = 0; i < dev->caps.num_ports; i++) {
	+ if (test_bit(i, actv_ports.ports)) {
	+ if (dev->caps.port_type[i + 1] != MLX4_PORT_TYPE_ETH)
	+ continue;
	+ err = mlx4_reset_roce_port_gids(dev, slave, i + 1, mailbox);
	+ if (err)
	+ mlx4_warn(dev, "Could not reset ETH port GID table for slave %d, port %d (%d)\n",
	+ slave, i + 1, err);
	+ }
	+ }
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return;
	}

	+struct roce_gid_table_mbox_entry {
	+ u8 gid[MLX4_GID_LEN];
	+};
	+
	+struct roce_adr_table_mbox_entry {
	+ u8 gid[MLX4_GID_LEN];
	+ __be32 rsrvd1[2];
	+ __be16 rsrvd2;
	+ u8 type;
	+ u8 version;
	+ __be32 rsrvd3;
	+};
	+
	+static inline bool roce_table_entry_is_empty(int inmod, void *e)
	+{
	+ struct roce_gid_table_mbox_entry gid_e = (struct roce_gid_table_mbox_entry )e;
	+ struct roce_adr_table_mbox_entry adr_e = (struct roce_adr_table_mbox_entry )e;
	+
	+ switch (inmod) {
	+ case MLX4_SET_PORT_GID_TABLE:
	+ return memcmp(gid_e->gid, mlx4_zgid, MLX4_GID_LEN) ? false : true;
	+ case MLX4_SET_PORT_ROCE_ADDR:
	+ return memcmp(adr_e->gid, mlx4_zgid, MLX4_GID_LEN) ? false : true;
	+ default:
	+ return false;
	+ }
	+}
	+
	+static inline bool roce_table_entry_is_valid(struct mlx4_dev dev, int inmod, void e)
	+{
	+ struct roce_adr_table_mbox_entry adr_e = (struct roce_adr_table_mbox_entry )e;
	+
	+ if (roce_table_entry_is_empty(inmod, e))
	+ return true;
	+ switch (inmod) {
	+ case MLX4_SET_PORT_GID_TABLE:
	+ return true;
	+ case MLX4_SET_PORT_ROCE_ADDR:
	+ return mlx4_verify_supported_gid_type(dev, adr_e->version, NULL) ?
	+ false : true;
	+ default:
	+ return false;
	+ }
	+}
	+
	+static inline bool roce_table_entry_has_gid(int inmod, void e, u8 gid)
	+{
	+ struct roce_gid_table_mbox_entry gid_e = (struct roce_gid_table_mbox_entry )e;
	+ struct roce_adr_table_mbox_entry adr_e = (struct roce_adr_table_mbox_entry )e;
	+
	+ switch (inmod) {
	+ case MLX4_SET_PORT_GID_TABLE:
	+ return memcmp(gid_e->gid, gid, MLX4_GID_LEN) ? false : true;
	+ case MLX4_SET_PORT_ROCE_ADDR:
	+ return memcmp(adr_e->gid, gid, MLX4_GID_LEN) ? false : true;
	+ default:
	+ return false;
	+ }
	+}
	+
	+static bool roce_table_entry_is_eq(int inmod, void e1, void e2)
	+{
	+ struct roce_gid_table_mbox_entry gid_e1 = (struct roce_gid_table_mbox_entry )e1;
	+ struct roce_gid_table_mbox_entry gid_e2 = (struct roce_gid_table_mbox_entry )e2;
	+ struct roce_adr_table_mbox_entry adr_e1 = (struct roce_adr_table_mbox_entry )e1;
	+ struct roce_adr_table_mbox_entry adr_e2 = (struct roce_adr_table_mbox_entry )e2;
	+
	+ switch (inmod) {
	+ case MLX4_SET_PORT_GID_TABLE:
	+ return memcmp(gid_e1->gid, gid_e2->gid, MLX4_GID_LEN) ? false : true;
	+ case MLX4_SET_PORT_ROCE_ADDR:
	+ return (!memcmp(adr_e1->gid, adr_e2->gid, MLX4_GID_LEN) &&
	+ (adr_e1->version == adr_e2->version)) ? true : false;
	+ default:
	+ return false;
	+ }
	+}
	+
	+static void roce_table_entry_next(int inmod, void e)
	+{
	+ struct roce_gid_table_mbox_entry gid_e = (struct roce_gid_table_mbox_entry )e;
	+ struct roce_adr_table_mbox_entry adr_e = (struct roce_adr_table_mbox_entry )e;
	+
	+ switch (inmod) {
	+ case MLX4_SET_PORT_GID_TABLE:
	+ return (void *)(gid_e + 1);
	+ case MLX4_SET_PORT_ROCE_ADDR:
	+ return (void *)(adr_e + 1);
	+ default:
	+ return NULL;
	+ }
	+}
	+
	+static void roce_table_entry_copy(int inmod, void e, struct mlx4_roce_addr to)
	+{
	+ struct roce_gid_table_mbox_entry gid_e = (struct roce_gid_table_mbox_entry )e;
	+ struct roce_adr_table_mbox_entry adr_e = (struct roce_adr_table_mbox_entry )e;
	+
	+ switch (inmod) {
	+ case MLX4_SET_PORT_GID_TABLE:
	+ memcpy(to->gid, gid_e->gid, MLX4_GID_LEN);
	+ return;
	+ case MLX4_SET_PORT_ROCE_ADDR:
	+ memcpy(to->gid, adr_e->gid, MLX4_GID_LEN);
	+ to->type = adr_e->version;
	+ return;
	+ default:
	+ return;
	+ }
	+}
	+
	+enum mlx4_set_port_roce_mode {
	+ MLX4_SET_PORT_ROCE_MODE_1,
	+ MLX4_SET_PORT_ROCE_MODE_1_5,
	+ MLX4_SET_PORT_ROCE_MODE_1_PLUS_2,
	+ MLX4_SET_PORT_ROCE_MODE_1_5_PLUS_2,
	+ MLX4_SET_PORT_ROCE_MODE_MAX,
	+ MLX4_SET_PORT_ROCE_MODE_INVALID = MLX4_SET_PORT_ROCE_MODE_MAX
	+};
	+
	static int mlx4_common_set_port(struct mlx4_dev *dev, int slave, u32 in_mod,
	u8 op_mod, struct mlx4_cmd_mailbox *inbox)
	{
	@@ -538,7 +805,6 @@
	struct mlx4_slave_state *slave_st = &master->slave_state[slave];
	struct mlx4_set_port_rqp_calc_context *qpn_context;
	struct mlx4_set_port_general_context *gen_context;
	- struct mlx4_roce_gid_entry gid_entry_tbl, gid_entry_mbox, *gid_entry_mb1;
	int reset_qkey_viols;
	int port;
	int is_eth;
	@@ -553,23 +819,22 @@
	__be32 agg_cap_mask;
	__be32 slave_cap_mask;
	__be32 new_cap_mask;
	+ void mbox, mbox2;
	+ enum mlx4_set_port_roce_mode slave_set_port_mode;

	port = in_mod & 0xff;
	- in_modifier = (in_mod >> 8) & 0xff;
	+ in_modifier = in_mod >> 8;
	is_eth = op_mod;
	port_info = &priv->port[port];

	- if (op_mod > 1)
	- return -EINVAL;
	-
	/* Slaves cannot perform SET_PORT operations except changing MTU */
	if (is_eth) {
	if (slave != dev->caps.function &&
	in_modifier != MLX4_SET_PORT_GENERAL &&
	+ in_modifier != MLX4_SET_PORT_ROCE_ADDR &&
	in_modifier != MLX4_SET_PORT_GID_TABLE) {
	- mlx4_warn(dev, "denying SET_PORT for slave:%d,"
	- "port %d, config_select 0x%x\n",
	- slave, port, in_modifier);
	+ mlx4_warn(dev, "denying SET_PORT for slave:%d\n",
	+ slave);
	return -EINVAL;
	}
	switch (in_modifier) {
	@@ -610,76 +875,138 @@
	master->slave_state[i].mtu[port]);
	}
	}
	-
	gen_context->mtu = cpu_to_be16(master->max_mtu[port]);
	+
	+ /* For old slaves we parse the port settings and figure
	+ * out the roce_mode of the slave. Such slaves are
	+ * assumed to use input_modifier MLX4_SET_PORT_GID_TABLE
	+ * later on
	+ */
	+#define SET_PORT_ROCE_MODE_BITS 0x10
	+ if (gen_context->flags & SET_PORT_ROCE_MODE_BITS) {
	+ slave_set_port_mode = (gen_context->roce_mode >> 4) & 7;
	+ switch (slave_set_port_mode) {
	+ case MLX4_SET_PORT_ROCE_MODE_1:
	+ slave_st->slave_gid_type = MLX4_ROCE_GID_TYPE_V1;
	+ break;
	+ case MLX4_SET_PORT_ROCE_MODE_1_5:
	+ slave_st->slave_gid_type = MLX4_ROCE_GID_TYPE_V1_5;
	+ break;
	+ case MLX4_SET_PORT_ROCE_MODE_1_PLUS_2:
	+ slave_st->slave_gid_type = MLX4_ROCE_GID_TYPE_INVALID;
	+ break;
	+ case MLX4_SET_PORT_ROCE_MODE_1_5_PLUS_2:
	+ slave_st->slave_gid_type = MLX4_ROCE_GID_TYPE_V2;
	+ break;
	+ default:
	+ return -EINVAL;
	+ }
	+ } else {
	+ /* Old slaves don't set roce_mode in old slaves
	+ * if mode if V1
	+ */
	+ slave_st->slave_gid_type = MLX4_ROCE_GID_TYPE_V1;
	+ }
	+
	+ if ((slave_st->slave_gid_type != MLX4_ROCE_GID_TYPE_INVALID) &&
	+ (mlx4_verify_supported_gid_type(dev, slave_st->slave_gid_type, NULL))) {
	+ slave_st->slave_gid_type = MLX4_ROCE_GID_TYPE_INVALID;
	+ return -EINVAL;
	+ }
	+
	+#define SET_PORT_ROCE_IP_PROTO_BITS 0x20
	+ if (slave)
	+ gen_context->flags &= ~(SET_PORT_ROCE_MODE_BITS \| SET_PORT_ROCE_IP_PROTO_BITS);
	break;
	case MLX4_SET_PORT_GID_TABLE:
	- /* change to MULTIPLE entries: number of guest's gids
	- * need a FOR-loop here over number of gids the guest has.
	- * 1. Check no duplicates in gids passed by slave
	- */
	- num_gids = mlx4_get_slave_num_gids(dev, slave);
	- base = mlx4_get_base_gid_ix(dev, slave);
	- gid_entry_mbox = (struct mlx4_roce_gid_entry *) (inbox->buf);
	- for (i = 0; i < num_gids; gid_entry_mbox++, i++) {
	- if (!memcmp(gid_entry_mbox->raw, zgid_entry.raw,
	- sizeof(zgid_entry)))
	+ if (slave_st->slave_gid_type == MLX4_ROCE_GID_TYPE_INVALID)
	+ return -EINVAL;
	+ case MLX4_SET_PORT_ROCE_ADDR:
	+ num_gids = mlx4_get_slave_num_gids(dev, slave, port);
	+ base = mlx4_get_base_gid_ix(dev, slave, port);
	+
	+ /* check that VF table is valid */
	+ mbox = (struct roce_adr_table_mbox_entry *)(inbox->buf);
	+ for (i = 0;
	+ i < num_gids;
	+ i++, mbox = roce_table_entry_next(in_modifier, mbox)) {
	+ if (!roce_table_entry_is_valid(dev, in_modifier, mbox)) {
	+ pr_err("Invalid entry %d in RoCE GID table mailbox of slave %d\n",
	+ i, slave);
	+ return -EINVAL;
	+ }
	+ }
	+
	+ /* check for duplicates inside VF mailbox */
	+ mbox = (void *)(inbox->buf);
	+ for (i = 0;
	+ i < num_gids;
	+ i++, mbox = roce_table_entry_next(in_modifier, mbox)) {
	+ if (roce_table_entry_is_empty(in_modifier, mbox))
	continue;
	- gid_entry_mb1 = gid_entry_mbox + 1;
	- for (j = i + 1; j < num_gids; gid_entry_mb1++, j++) {
	- if (!memcmp(gid_entry_mb1->raw,
	- zgid_entry.raw, sizeof(zgid_entry)))
	- continue;
	- if (!memcmp(gid_entry_mb1->raw, gid_entry_mbox->raw,
	- sizeof(gid_entry_mbox->raw))) {
	- /* found duplicate */
	+ mbox2 = roce_table_entry_next(in_modifier, mbox);
	+ for (j = i + 1;
	+ j < num_gids;
	+ j++, mbox2 = roce_table_entry_next(in_modifier, mbox2)) {
	+ if (roce_table_entry_is_eq(in_modifier, mbox, mbox2)) {
	+ pr_err("Duplicate entry within slave %d GID table\n", slave);
	return -EINVAL;
	}
	}
	}
	-
	- /* 2. Check that do not have duplicates in OTHER
	- * entries in the port GID table
	- */
	+ mutex_lock(&(priv->port[port].roce.mutex));
	+ /* check for duplicates with other VFs */
	for (i = 0; i < MLX4_ROCE_MAX_GIDS; i++) {
	+ struct mlx4_roce_addr *a = &priv->port[port].roce.addr_table.addr[i];
	+
	if (i >= base && i < base + num_gids)
	continue; /* don't compare to slave's current gids */
	- gid_entry_tbl = &priv->roce_gids[port - 1][i];
	- if (!memcmp(gid_entry_tbl->raw, zgid_entry.raw, sizeof(zgid_entry)))
	+
	+ if (!memcmp(a->gid, mlx4_zgid, MLX4_GID_LEN))
	continue;
	- gid_entry_mbox = (struct mlx4_roce_gid_entry *) (inbox->buf);
	- for (j = 0; j < num_gids; gid_entry_mbox++, j++) {
	- if (!memcmp(gid_entry_mbox->raw, zgid_entry.raw,
	- sizeof(zgid_entry)))
	- continue;
	- if (!memcmp(gid_entry_mbox->raw, gid_entry_tbl->raw,
	- sizeof(gid_entry_tbl->raw))) {
	- /* found duplicate */
	- mlx4_warn(dev, "requested gid entry for slave:%d "
	- "is a duplicate of gid at index %d\n",
	- slave, i);
	+
	+ mbox = (void *)(inbox->buf);
	+ for (j = 0;
	+ j < num_gids;
	+ j++, mbox = roce_table_entry_next(in_modifier, mbox)) {
	+ if (roce_table_entry_has_gid(in_modifier, mbox, a->gid)) {
	+ mutex_unlock(&(priv->port[port].roce.mutex));
	+ pr_err("Duplicate GID for slave %d with another slave\n", slave);
	return -EINVAL;
	}
	+
	}
	}
	-
	- /* insert slave GIDs with memcpy, starting at slave's base index */
	- gid_entry_mbox = (struct mlx4_roce_gid_entry *) (inbox->buf);
	- for (i = 0, offset = base; i < num_gids; gid_entry_mbox++, offset++, i++)
	- memcpy(priv->roce_gids[port - 1][offset].raw, gid_entry_mbox->raw, 16);
	-
	- /* Now, copy roce port gids table to current mailbox for passing to FW */
	- gid_entry_mbox = (struct mlx4_roce_gid_entry *) (inbox->buf);
	- for (i = 0; i < MLX4_ROCE_MAX_GIDS; gid_entry_mbox++, i++)
	- memcpy(gid_entry_mbox->raw, priv->roce_gids[port - 1][i].raw, 16);
	-
	- break;
	+ /* add GIDs to HW */
	+ mbox = (void *)(inbox->buf);
	+ for (i = 0, offset = base;
	+ i < num_gids;
	+ mbox = roce_table_entry_next(in_modifier, mbox), offset++, i++) {
	+ struct mlx4_roce_addr *a = &priv->port[port].roce.addr_table.addr[offset];
	+
	+ roce_table_entry_copy(in_modifier, mbox, a);
	+
	+ /* If slave doesn't use MLX4_SET_PORT_ROCE_ADDR
	+ * take type from slave's global RoCE mode
	+ */
	+ if (in_modifier == MLX4_SET_PORT_GID_TABLE)
	+ a->type = slave_st->slave_gid_type;
	+ }
	+ mutex_unlock(&(priv->port[port].roce.mutex));
	+ err = mlx4_update_roce_addr_table(dev, port, &priv->port[port].roce.addr_table, MLX4_CMD_NATIVE);
	+ return err;
	}
	return mlx4_cmd(dev, inbox->dma, in_mod & 0xffff, op_mod,
	MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	MLX4_CMD_NATIVE);
	}

	+ /* Slaves are not allowed to SET_PORT beacon (LED) blink */
	+ if (op_mod == MLX4_SET_PORT_BEACON_OPCODE) {
	+ mlx4_warn(dev, "denying SET_PORT Beacon slave:%d\n", slave);
	+ return -EPERM;
	+ }
	+
	/* For IB, we only consider:
	* - The capability mask, which is set to the aggregate of all
	* slave function capabilities
	@@ -739,6 +1066,15 @@
	struct mlx4_cmd_mailbox *outbox,
	struct mlx4_cmd_info *cmd)
	{
	+ int port = mlx4_slave_convert_port(
	+ dev, slave, vhcr->in_modifier & 0xFF);
	+
	+ if (port < 0)
	+ return -EINVAL;
	+
	+ vhcr->in_modifier = (vhcr->in_modifier & ~0xFF) \|
	+ (port & 0xFF);
	+
	return mlx4_common_set_port(dev, slave, vhcr->in_modifier,
	vhcr->op_modifier, inbox);
	}
	@@ -755,51 +1091,60 @@
	int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz)
	{
	struct mlx4_cmd_mailbox *mailbox;
	- int err = -EINVAL, vl_cap, pkey_tbl_flag = 0;
	- u32 in_mod;
	+ int err, vl_cap, pkey_tbl_flag = 0;

	- if (dev->caps.port_type[port] == MLX4_PORT_TYPE_NONE)
	+ if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH)
	return 0;

	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);

	- memset(mailbox->buf, 0, 256);
	-
	- if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) {
	- in_mod = MLX4_SET_PORT_GENERAL << 8 \| port;
	- err = mlx4_cmd(dev, mailbox->dma, in_mod, 1,
	- MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	- MLX4_CMD_WRAPPED);
	- } else {
	- ((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port];
	+ ((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port];

	- if (pkey_tbl_sz >= 0 && mlx4_is_master(dev)) {
	- pkey_tbl_flag = 1;
	- ((__be16 *) mailbox->buf)[20] = cpu_to_be16(pkey_tbl_sz);
	- }
	+ if (pkey_tbl_sz >= 0 && mlx4_is_master(dev)) {
	+ pkey_tbl_flag = 1;
	+ ((__be16 *) mailbox->buf)[20] = cpu_to_be16(pkey_tbl_sz);
	+ }

	- /* IB VL CAP enum isn't used by the firmware, just numerical values */
	- for (vl_cap = dev->caps.vl_cap[port];
	- vl_cap >= 1; vl_cap >>= 1) {
	- ((__be32 *) mailbox->buf)[0] = cpu_to_be32(
	- (1 << MLX4_CHANGE_PORT_MTU_CAP) \|
	- (1 << MLX4_CHANGE_PORT_VL_CAP) \|
	- (pkey_tbl_flag << MLX4_CHANGE_PORT_PKEY_TBL_SZ) \|
	- (dev->caps.port_ib_mtu[port] << MLX4_SET_PORT_MTU_CAP) \|
	- (vl_cap << MLX4_SET_PORT_VL_CAP));
	- err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_SET_PORT,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
	- if (err != -ENOMEM)
	- break;
	- }
	+ /* IB VL CAP enum isn't used by the firmware, just numerical values */
	+ for (vl_cap = 8; vl_cap >= 1; vl_cap >>= 1) {
	+ ((__be32 *) mailbox->buf)[0] = cpu_to_be32(
	+ (1 << MLX4_CHANGE_PORT_MTU_CAP) \|
	+ (1 << MLX4_CHANGE_PORT_VL_CAP) \|
	+ (pkey_tbl_flag << MLX4_CHANGE_PORT_PKEY_TBL_SZ) \|
	+ (dev->caps.port_ib_mtu[port] << MLX4_SET_PORT_MTU_CAP) \|
	+ (vl_cap << MLX4_SET_PORT_VL_CAP));
	+ err = mlx4_cmd(dev, mailbox->dma, port,
	+ MLX4_SET_PORT_IB_OPCODE, MLX4_CMD_SET_PORT,
	+ MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
	+ if (err != -ENOMEM)
	+ break;
	}

	mlx4_free_cmd_mailbox(dev, mailbox);
	return err;
	}

	+static inline enum mlx4_set_port_roce_mode get_set_port_roce_mode(struct mlx4_dev *dev)
	+{
	+ switch (dev->caps.roce_mode) {
	+ case MLX4_ROCE_MODE_1:
	+ return MLX4_SET_PORT_ROCE_MODE_1;
	+ case MLX4_ROCE_MODE_1_5:
	+ return MLX4_SET_PORT_ROCE_MODE_1_5;
	+ case MLX4_ROCE_MODE_2:
	+ case MLX4_ROCE_MODE_1_5_PLUS_2:
	+ return MLX4_SET_PORT_ROCE_MODE_1_5_PLUS_2;
	+ case MLX4_ROCE_MODE_1_PLUS_2:
	+ return MLX4_SET_PORT_ROCE_MODE_1_PLUS_2;
	+ default:
	+ return MLX4_SET_PORT_ROCE_MODE_INVALID;
	+ }
	+}
	+#define SET_PORT_ROCE_1_5_FLAGS 0x30
	+#define SET_PORT_ROCE_2_FLAGS 0x10
	+#define MLX4_SET_PORT_ROCE_V1_V2 0x2
	int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu,
	u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx)
	{
	@@ -812,8 +1157,6 @@
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);
	context = mailbox->buf;
	- memset(context, 0, sizeof *context);
	-
	context->flags = SET_PORT_GEN_ALL_VALID;
	context->mtu = cpu_to_be16(mtu);
	context->pptx = (pptx * (!pfctx)) << 7;
	@@ -821,9 +1164,34 @@
	context->pprx = (pprx * (!pfcrx)) << 7;
	context->pfcrx = pfcrx;

	+ if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) {
	+ enum mlx4_set_port_roce_mode set_roce_mode = get_set_port_roce_mode(dev);
	+
	+ if (set_roce_mode != MLX4_SET_PORT_ROCE_MODE_INVALID) {
	+ context->roce_mode \|= (set_roce_mode & 7) << 4;
	+ if (set_roce_mode == MLX4_SET_PORT_ROCE_MODE_1_5 \|\|
	+ set_roce_mode == MLX4_SET_PORT_ROCE_MODE_1_5_PLUS_2) {
	+ context->flags \|= SET_PORT_ROCE_1_5_FLAGS;
	+ context->rr_proto = dev->caps.rr_proto;
	+ } else if (set_roce_mode == MLX4_SET_PORT_ROCE_MODE_1_PLUS_2) {
	+ context->flags \|= SET_PORT_ROCE_2_FLAGS;
	+ }
	+
	+ if (!mlx4_is_slave(dev) &&
	+ (dev->caps.roce_mode == MLX4_ROCE_MODE_1_5_PLUS_2 \|\|
	+ dev->caps.roce_mode == MLX4_ROCE_MODE_2 \|\|
	+ dev->caps.roce_mode == MLX4_ROCE_MODE_1_PLUS_2)) {
	+ err = mlx4_config_roce_v2_port(dev, ROCE_V2_UDP_DPORT);
	+ if (err)
	+ return err;
	+ }
	+ }
	+ }
	+
	in_mod = MLX4_SET_PORT_GENERAL << 8 \| port;
	- err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, MLX4_SET_PORT_ETH_OPCODE,
	+ MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_WRAPPED);

	mlx4_free_cmd_mailbox(dev, mailbox);
	return err;
	@@ -847,8 +1215,6 @@
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);
	context = mailbox->buf;
	- memset(context, 0, sizeof *context);
	-
	context->base_qpn = cpu_to_be32(base_qpn);
	context->n_mac = dev->caps.log_num_macs;
	context->promisc = cpu_to_be32(promisc << SET_PORT_PROMISC_SHIFT \|
	@@ -861,86 +1227,104 @@
	context->vlan_miss = MLX4_VLAN_MISS_IDX;

	in_mod = MLX4_SET_PORT_RQP_CALC << 8 \| port;
	- err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED);
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, MLX4_SET_PORT_ETH_OPCODE,
	+ MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_WRAPPED);

	mlx4_free_cmd_mailbox(dev, mailbox);
	return err;
	}
	EXPORT_SYMBOL(mlx4_SET_PORT_qpn_calc);

	-int mlx4_SET_PORT_PRIO2TC(struct mlx4_dev dev, u8 port, u8 prio2tc)
	+int mlx4_SET_PORT_fcs_check(struct mlx4_dev *dev, u8 port, u8 ignore_fcs_value)
	{
	struct mlx4_cmd_mailbox *mailbox;
	- struct mlx4_set_port_prio2tc_context *context;
	- int err;
	+ struct mlx4_set_port_general_context *context;
	u32 in_mod;
	- int i;
	+ int err;

	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);
	- context = mailbox->buf;
	- memset(context, 0, sizeof *context);

	- for (i = 0; i < MLX4_NUM_UP; i += 2)
	- context->prio2tc[i >> 1] = prio2tc[i] << 4 \| prio2tc[i + 1];
	+ context = mailbox->buf;
	+ context->v_ignore_fcs \|= MLX4_FLAG_V_IGNORE_FCS_MASK;
	+ if (ignore_fcs_value)
	+ context->roce_mode \|= MLX4_IGNORE_FCS_MASK;
	+ else
	+ context->roce_mode &= ~MLX4_IGNORE_FCS_MASK;

	- in_mod = MLX4_SET_PORT_PRIO2TC << 8 \| port;
	+ in_mod = MLX4_SET_PORT_GENERAL << 8 \| port;
	err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);

	mlx4_free_cmd_mailbox(dev, mailbox);
	return err;
	}
	-EXPORT_SYMBOL(mlx4_SET_PORT_PRIO2TC);
	+EXPORT_SYMBOL(mlx4_SET_PORT_fcs_check);
	+
	+enum {
	+ VXLAN_ENABLE_MODIFY = 1 << 7,
	+ VXLAN_STEERING_MODIFY = 1 << 6,
	+
	+ VXLAN_ENABLE = 1 << 7,
	+};
	+
	+struct mlx4_set_port_vxlan_context {
	+ u32 reserved1;
	+ u8 modify_flags;
	+ u8 reserved2;
	+ u8 enable_flags;
	+ u8 steering;
	+};

	-int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev dev, u8 port, u8 tc_tx_bw,
	- u8 pg, u16 ratelimit)
	+int mlx4_SET_PORT_VXLAN(struct mlx4_dev *dev, u8 port, u8 steering, int enable)
	{
	- struct mlx4_cmd_mailbox *mailbox;
	- struct mlx4_set_port_scheduler_context *context;
	int err;
	u32 in_mod;
	- int i;
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_set_port_vxlan_context *context;

	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	return PTR_ERR(mailbox);
	context = mailbox->buf;
	- memset(context, 0, sizeof *context);
	-
	- for (i = 0; i < MLX4_NUM_TC; i++) {
	- struct mlx4_port_scheduler_tc_cfg_be *tc = &context->tc[i];
	- u16 r;
	- if (ratelimit && ratelimit[i]) {
	- if (ratelimit[i] <= MLX4_MAX_100M_UNITS_VAL) {
	- r = ratelimit[i];
	- tc->max_bw_units =
	- htons(MLX4_RATELIMIT_100M_UNITS);
	- } else {
	- r = ratelimit[i]/10;
	- tc->max_bw_units =
	- htons(MLX4_RATELIMIT_1G_UNITS);
	- }
	- tc->max_bw_value = htons(r);
	- } else {
	- tc->max_bw_value = htons(MLX4_RATELIMIT_DEFAULT);
	- tc->max_bw_units = htons(MLX4_RATELIMIT_1G_UNITS);
	- }
	+ memset(context, 0, sizeof(*context));

	- tc->pg = htons(pg[i]);
	- tc->bw_precentage = htons(tc_tx_bw[i]);
	- }
	+ context->modify_flags = VXLAN_ENABLE_MODIFY \| VXLAN_STEERING_MODIFY;
	+ if (enable)
	+ context->enable_flags = VXLAN_ENABLE;
	+ context->steering = steering;

	- in_mod = MLX4_SET_PORT_SCHEDULER << 8 \| port;
	- err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT,
	- MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	+ in_mod = MLX4_SET_PORT_VXLAN << 8 \| port;
	+ err = mlx4_cmd(dev, mailbox->dma, in_mod, MLX4_SET_PORT_ETH_OPCODE,
	+ MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_NATIVE);

	mlx4_free_cmd_mailbox(dev, mailbox);
	return err;
	}
	-EXPORT_SYMBOL(mlx4_SET_PORT_SCHEDULER);
	+EXPORT_SYMBOL(mlx4_SET_PORT_VXLAN);
	+
	+int mlx4_SET_PORT_BEACON(struct mlx4_dev *dev, u8 port, u16 time)
	+{
	+ int err;
	+ struct mlx4_cmd_mailbox *mailbox;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ ((__be32 )mailbox->buf) = cpu_to_be32(time);
	+
	+ err = mlx4_cmd(dev, mailbox->dma, port, MLX4_SET_PORT_BEACON_OPCODE,
	+ MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B,
	+ MLX4_CMD_NATIVE);
	+
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL(mlx4_SET_PORT_BEACON);

	int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	@@ -982,80 +1366,118 @@
	return 0;
	}

	-void mlx4_set_stats_bitmap(struct mlx4_dev dev, unsigned long stats_bitmap)
	-{
	- int last_i = 0;
	-
	- bitmap_zero(stats_bitmap, NUM_ALL_STATS);
	-
	- if (mlx4_is_slave(dev)) {
	- last_i = dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN ?
	- NUM_PKT_STATS + NUM_FLOW_STATS : NUM_PKT_STATS;
	- } else {
	- bitmap_set(stats_bitmap, last_i, NUM_PKT_STATS);
	- last_i = NUM_PKT_STATS;
	-
	- if (dev->caps.flags2 &
	- MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN) {
	- bitmap_set(stats_bitmap, last_i, NUM_FLOW_STATS);
	- last_i += NUM_FLOW_STATS;
	- }
	- }
	-
	- if (mlx4_is_slave(dev))
	- bitmap_set(stats_bitmap, last_i, NUM_VF_STATS);
	- last_i += NUM_VF_STATS;
	-
	- if (mlx4_is_master(dev))
	- bitmap_set(stats_bitmap, last_i, NUM_VPORT_STATS);
	- last_i += NUM_VPORT_STATS;
	-
	- bitmap_set(stats_bitmap, last_i, NUM_PORT_STATS);
	-}
	-EXPORT_SYMBOL(mlx4_set_stats_bitmap);
	-
	-int mlx4_get_slave_from_roce_gid(struct mlx4_dev dev, int port, u8 gid, int *slave_id)
	+int mlx4_get_slave_from_roce_gid(struct mlx4_dev dev, int port, u8 gid,
	+ int *slave_id)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	int i, found_ix = -1;
	int vf_gids = MLX4_ROCE_MAX_GIDS - MLX4_ROCE_PF_GIDS;
	+ struct mlx4_slaves_pport slaves_pport;
	+ unsigned num_vfs;
	+ int slave_gid;

	if (!mlx4_is_mfunc(dev))
	return -EINVAL;

	+ slaves_pport = mlx4_phys_to_slaves_pport(dev, port);
	+ num_vfs = bitmap_weight(slaves_pport.slaves,
	+ dev->persist->num_vfs + 1) - 1;
	+
	for (i = 0; i < MLX4_ROCE_MAX_GIDS; i++) {
	- if (!memcmp(priv->roce_gids[port - 1][i].raw, gid, 16)) {
	+ struct mlx4_roce_addr *a = &priv->port[port].roce.addr_table.addr[i];
	+
	+ if (!memcmp(a->gid, gid, MLX4_GID_LEN)) {
	found_ix = i;
	break;
	}
	}

	if (found_ix >= 0) {
	+ /* Calculate a slave_gid which is the slave number in the gid
	+ * table and not a globally unique slave number.
	+ */
	if (found_ix < MLX4_ROCE_PF_GIDS)
	- *slave_id = 0;
	- else if (found_ix < MLX4_ROCE_PF_GIDS + (vf_gids % dev->num_vfs) *
	- (vf_gids / dev->num_vfs + 1))
	- *slave_id = ((found_ix - MLX4_ROCE_PF_GIDS) /
	- (vf_gids / dev->num_vfs + 1)) + 1;
	+ slave_gid = 0;
	+ else if (found_ix < MLX4_ROCE_PF_GIDS + (vf_gids % num_vfs) *
	+ (vf_gids / num_vfs + 1))
	+ slave_gid = ((found_ix - MLX4_ROCE_PF_GIDS) /
	+ (vf_gids / num_vfs + 1)) + 1;
	else
	- *slave_id =
	+ slave_gid =
	((found_ix - MLX4_ROCE_PF_GIDS -
	- ((vf_gids % dev->num_vfs) * ((vf_gids / dev->num_vfs + 1)))) /
	- (vf_gids / dev->num_vfs)) + vf_gids % dev->num_vfs + 1;
	+ ((vf_gids % num_vfs) * ((vf_gids / num_vfs + 1)))) /
	+ (vf_gids / num_vfs)) + vf_gids % num_vfs + 1;
	+
	+ /* Calculate the globally unique slave id */
	+ if (slave_gid) {
	+ struct mlx4_active_ports exclusive_ports;
	+ struct mlx4_active_ports actv_ports;
	+ struct mlx4_slaves_pport slaves_pport_actv;
	+ unsigned max_port_p_one;
	+ int num_vfs_before = 0;
	+ int candidate_slave_gid;
	+
	+ /* Calculate how many VFs are on the previous port, if exists */
	+ for (i = 1; i < port; i++) {
	+ bitmap_zero(exclusive_ports.ports, dev->caps.num_ports);
	+ set_bit(i - 1, exclusive_ports.ports);
	+ slaves_pport_actv =
	+ mlx4_phys_to_slaves_pport_actv(
	+ dev, &exclusive_ports);
	+ num_vfs_before += bitmap_weight(
	+ slaves_pport_actv.slaves,
	+ dev->persist->num_vfs + 1);
	+ }
	+
	+ /* candidate_slave_gid isn't necessarily the correct slave, but
	+ * it has the same number of ports and is assigned to the same
	+ * ports as the real slave we're looking for. On dual port VF,
	+ * slave_gid = [single port VFs on port <port>] +
	+ * [offset of the current slave from the first dual port VF] +
	+ * 1 (for the PF).
	+ */
	+ candidate_slave_gid = slave_gid + num_vfs_before;
	+
	+ actv_ports = mlx4_get_active_ports(dev, candidate_slave_gid);
	+ max_port_p_one = find_first_bit(
	+ actv_ports.ports, dev->caps.num_ports) +
	+ bitmap_weight(actv_ports.ports,
	+ dev->caps.num_ports) + 1;
	+
	+ /* Calculate the real slave number */
	+ for (i = 1; i < max_port_p_one; i++) {
	+ if (i == port)
	+ continue;
	+ bitmap_zero(exclusive_ports.ports,
	+ dev->caps.num_ports);
	+ set_bit(i - 1, exclusive_ports.ports);
	+ slaves_pport_actv =
	+ mlx4_phys_to_slaves_pport_actv(
	+ dev, &exclusive_ports);
	+ slave_gid += bitmap_weight(
	+ slaves_pport_actv.slaves,
	+ dev->persist->num_vfs + 1);
	+ }
	+ }
	+ *slave_id = slave_gid;
	}

	return (found_ix >= 0) ? 0 : -EINVAL;
	}
	EXPORT_SYMBOL(mlx4_get_slave_from_roce_gid);

	-int mlx4_get_roce_gid_from_slave(struct mlx4_dev dev, int port, int slave_id, u8 gid)
	+int mlx4_get_roce_gid_from_slave(struct mlx4_dev *dev, int port, int slave_id,
	+ u8 gid, enum mlx4_roce_gid_type gid_type)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_roce_addr *a = &priv->port[port].roce.addr_table.addr[slave_id];
	+

	if (!mlx4_is_master(dev))
	return -EINVAL;

	- memcpy(gid, priv->roce_gids[port - 1][slave_id].raw, 16);
	+ memcpy(gid, a->gid, MLX4_GID_LEN);
	+ *gid_type = a->type;
	return 0;
	}
	EXPORT_SYMBOL(mlx4_get_roce_gid_from_slave);
	@@ -1079,15 +1501,15 @@
	};

	enum cable_info_err {
	- CABLE_INF_INV_PORT = 0x1,
	- CABLE_INF_OP_NOSUP = 0x2,
	- CABLE_INF_NOT_CONN = 0x3,
	- CABLE_INF_NO_EEPRM = 0x4,
	- CABLE_INF_PAGE_ERR = 0x5,
	- CABLE_INF_INV_ADDR = 0x6,
	- CABLE_INF_I2C_ADDR = 0x7,
	- CABLE_INF_QSFP_VIO = 0x8,
	- CABLE_INF_I2C_BUSY = 0x9,
	+ CABLE_INF_INV_PORT = 0x1,
	+ CABLE_INF_OP_NOSUP = 0x2,
	+ CABLE_INF_NOT_CONN = 0x3,
	+ CABLE_INF_NO_EEPRM = 0x4,
	+ CABLE_INF_PAGE_ERR = 0x5,
	+ CABLE_INF_INV_ADDR = 0x6,
	+ CABLE_INF_I2C_ADDR = 0x7,
	+ CABLE_INF_QSFP_VIO = 0x8,
	+ CABLE_INF_I2C_BUSY = 0x9,
	};

	#define MAD_STATUS_2_CABLE_ERR(mad_status) ((mad_status >> 8) & 0xFF)
	@@ -1134,8 +1556,8 @@
	* Returns num of read bytes on success or a negative error
	* code.
	*/
	-int mlx4_get_module_info(struct mlx4_dev *dev, u8 port, u16 offset,
	- u16 size, u8 *data)
	+int mlx4_get_module_info(struct mlx4_dev *dev, u8 port,
	+ u16 offset, u16 size, u8 *data)
	{
	struct mlx4_cmd_mailbox inbox, outbox;
	struct mlx4_mad_ifc inmad, outmad;
	@@ -1147,17 +1569,12 @@
	size = MODULE_INFO_MAX_READ;

	inbox = mlx4_alloc_cmd_mailbox(dev);
	- if (IS_ERR(inbox)) {
	- mlx4_err(dev,
	- "mlx4_alloc_cmd_mailbox returned with error(%lx)", PTR_ERR(inbox));
	+ if (IS_ERR(inbox))
	return PTR_ERR(inbox);
	- }

	outbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(outbox)) {
	mlx4_free_cmd_mailbox(dev, inbox);
	- mlx4_err(dev,
	- "mlx4_alloc_cmd_mailbox returned with error(%lx)", PTR_ERR(outbox));
	return PTR_ERR(outbox);
	}

	@@ -1190,7 +1607,8 @@
	cable_info->size = cpu_to_be16(size);

	ret = mlx4_cmd_box(dev, inbox->dma, outbox->dma, port, 3,
	- MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);
	+ MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C,
	+ MLX4_CMD_NATIVE);
	if (ret)
	goto out;

	@@ -1198,10 +1616,10 @@
	/* Mad returned with bad status */
	ret = be16_to_cpu(outmad->status);
	#ifdef DEBUG
	- mlx4_warn(dev, "MLX4_CMD_MAD_IFC Get Module info attr(%x) "
	- "port(%d) i2c_addr(%x) offset(%d) size(%d): Response "
	- "Mad Status(%x) - %s\n", 0xFF60, port, i2c_addr, offset,
	- size, ret, cable_info_mad_err_str(ret));
	+ mlx4_warn(dev,
	+ "MLX4_CMD_MAD_IFC Get Module info attr(%x) port(%d) i2c_addr(%x) offset(%d) size(%d): Response Mad Status(%x) - %s\n",
	+ 0xFF60, port, i2c_addr, offset, size,
	+ ret, cable_info_mad_err_str(ret));
	#endif
	if (i2c_addr == I2C_ADDR_HIGH &&
	MAD_STATUS_2_CABLE_ERR(ret) == CABLE_INF_I2C_ADDR)
	Index: sys/ofed/drivers/net/mlx4/profile.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/profile.c
	+++ sys/ofed/drivers/net/mlx4/profile.c
	@@ -76,7 +76,7 @@
	u64 size;
	u64 start;
	int type;
	- u64 num;
	+ u32 num;
	int log_num;
	};

	@@ -107,13 +107,11 @@
	profile[MLX4_RES_AUXC].num = request->num_qp;
	profile[MLX4_RES_SRQ].num = request->num_srq;
	profile[MLX4_RES_CQ].num = request->num_cq;
	- profile[MLX4_RES_EQ].num = mlx4_is_mfunc(dev) ?
	- dev->phys_caps.num_phys_eqs :
	+ profile[MLX4_RES_EQ].num = mlx4_is_mfunc(dev) ? dev->phys_caps.num_phys_eqs :
	min_t(unsigned, dev_cap->max_eqs, MAX_MSIX);
	profile[MLX4_RES_DMPT].num = request->num_mpt;
	profile[MLX4_RES_CMPT].num = MLX4_NUM_CMPTS;
	- profile[MLX4_RES_MTT].num = ((u64)request->num_mtt_segs) *
	- (1 << log_mtts_per_seg);
	+ profile[MLX4_RES_MTT].num = request->num_mtt * (1 << log_mtts_per_seg);
	profile[MLX4_RES_MCG].num = request->num_mcg;

	for (i = 0; i < MLX4_RES_NUM; ++i) {
	@@ -146,18 +144,17 @@
	}

	if (total_size > dev_cap->max_icm_sz) {
	- mlx4_err(dev, "Profile requires 0x%llx bytes; "
	- "won't fit in 0x%llx bytes of context memory.\n",
	- (unsigned long long) total_size,
	- (unsigned long long) dev_cap->max_icm_sz);
	+ mlx4_err(dev, "Profile requires 0x%llx bytes; won't fit in 0x%llx bytes of context memory\n",
	+ (unsigned long long) total_size,
	+ (unsigned long long) dev_cap->max_icm_sz);
	kfree(profile);
	return -ENOMEM;
	}

	if (profile[i].size)
	- mlx4_dbg(dev, " profile[%2d] (%6s): 2^%02d entries @ 0x%10llx, "
	- "size 0x%10llx\n",
	- i, res_name[profile[i].type], profile[i].log_num,
	+ mlx4_dbg(dev, " profile[%2d] (%6s): 2^%02d entries @ 0x%10llx, size 0x%10llx\n",
	+ i, res_name[profile[i].type],
	+ profile[i].log_num,
	(unsigned long long) profile[i].start,
	(unsigned long long) profile[i].size);
	}
	@@ -199,10 +196,18 @@
	init_hca->log_num_cqs = profile[i].log_num;
	break;
	case MLX4_RES_EQ:
	- dev->caps.num_eqs = roundup_pow_of_two(min_t(unsigned, dev_cap->max_eqs,
	- MAX_MSIX));
	- init_hca->eqc_base = profile[i].start;
	- init_hca->log_num_eqs = ilog2(dev->caps.num_eqs);
	+ if (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) {
	+ init_hca->log_num_eqs = 0x1f;
	+ init_hca->eqc_base = profile[i].start;
	+ init_hca->num_sys_eqs = dev_cap->num_sys_eqs;
	+ } else {
	+ dev->caps.num_eqs = roundup_pow_of_two(
	+ min_t(unsigned,
	+ dev_cap->max_eqs,
	+ MAX_MSIX));
	+ init_hca->eqc_base = profile[i].start;
	+ init_hca->log_num_eqs = ilog2(dev->caps.num_eqs);
	+ }
	break;
	case MLX4_RES_DMPT:
	dev->caps.num_mpts = profile[i].num;
	Index: sys/ofed/drivers/net/mlx4/qp.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/qp.c
	+++ sys/ofed/drivers/net/mlx4/qp.c
	@@ -43,9 +43,7 @@
	#include "mlx4.h"
	#include "icm.h"

	-/*
	- * QP to support BF should have bits 6,7 cleared
	- */
	+/* QP to support BF should have bits 6,7 cleared */
	#define MLX4_BF_QP_SKIP_MASK 0xc0
	#define MLX4_MAX_BF_QP_RANGE 0x40

	@@ -170,6 +168,14 @@
	context->log_page_size = mtt->page_shift - MLX4_ICM_PAGE_SHIFT;
	}

	+ if ((cur_state == MLX4_QP_STATE_RTR) &&
	+ (new_state == MLX4_QP_STATE_RTS) &&
	+ ((dev->caps.roce_mode == MLX4_ROCE_MODE_2) \|\|
	+ (dev->caps.roce_mode == MLX4_ROCE_MODE_1_5_PLUS_2) \|\|
	+ (dev->caps.roce_mode == MLX4_ROCE_MODE_1_PLUS_2)) &&
	+ !mlx4_is_mfunc(dev))
	+ context->roce_entropy = cpu_to_be16(mlx4_qp_roce_entropy(dev, qp->qpn));
	+
	(__be32 ) mailbox->buf = cpu_to_be32(optpar);
	memcpy(mailbox->buf + 8, context, sizeof *context);

	@@ -216,19 +222,25 @@
	int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align,
	int *base, u8 flags)
	{
	- int bf_qp = !!(flags & (u8) MLX4_RESERVE_BF_QP);
	+ u32 uid;
	+ int bf_qp = !!(flags & (u8)MLX4_RESERVE_ETH_BF_QP);

	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_qp_table *qp_table = &priv->qp_table;

	- /* Only IPoIB uses a large cnt. In this case, just allocate
	- * as usual, ignoring bf skipping, since IPoIB does not run over RoCE
	- */
	if (cnt > MLX4_MAX_BF_QP_RANGE && bf_qp)
	- bf_qp = 0;
	+ return -ENOMEM;
	+
	+ uid = MLX4_QP_TABLE_ZONE_GENERAL;
	+ if (flags & (u8)MLX4_RESERVE_A0_QP) {
	+ if (bf_qp)
	+ uid = MLX4_QP_TABLE_ZONE_RAW_ETH;
	+ else
	+ uid = MLX4_QP_TABLE_ZONE_RSS;
	+ }

	- *base = mlx4_bitmap_alloc_range(&qp_table->bitmap, cnt, align,
	- bf_qp ? MLX4_BF_QP_SKIP_MASK : 0);
	+ *base = mlx4_zone_alloc_entries(qp_table->zones, uid, cnt, align,
	+ bf_qp ? MLX4_BF_QP_SKIP_MASK : 0, NULL);
	if (*base == -1)
	return -ENOMEM;

	@@ -242,8 +254,11 @@
	u64 out_param;
	int err;

	+ /* Turn off all unsupported QP allocation flags */
	+ flags &= dev->caps.alloc_res_qp_mask;
	+
	if (mlx4_is_mfunc(dev)) {
	- set_param_l(&in_param, (((u32) flags) << 24) \| (u32) cnt);
	+ set_param_l(&in_param, (((u32)flags) << 24) \| (u32)cnt);
	set_param_h(&in_param, align);
	err = mlx4_cmd_imm(dev, in_param, &out_param,
	RES_QP, RES_OP_RESERVE,
	@@ -266,7 +281,7 @@

	if (mlx4_is_qp_reserved(dev, (u32) base_qpn))
	return;
	- mlx4_bitmap_free_range(&qp_table->bitmap, base_qpn, cnt, MLX4_USE_RR);
	+ mlx4_zone_free_entries_unique(qp_table->zones, base_qpn, cnt);
	}

	void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt)
	@@ -281,37 +296,37 @@
	MLX4_CMD_FREE_RES,
	MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
	if (err) {
	- mlx4_warn(dev, "Failed to release qp range"
	- " base:%d cnt:%d\n", base_qpn, cnt);
	+ mlx4_warn(dev, "Failed to release qp range base:%d cnt:%d\n",
	+ base_qpn, cnt);
	}
	} else
	__mlx4_qp_release_range(dev, base_qpn, cnt);
	}
	EXPORT_SYMBOL_GPL(mlx4_qp_release_range);

	-int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn)
	+int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_qp_table *qp_table = &priv->qp_table;
	int err;

	- err = mlx4_table_get(dev, &qp_table->qp_table, qpn);
	+ err = mlx4_table_get(dev, &qp_table->qp_table, qpn, gfp);
	if (err)
	goto err_out;

	- err = mlx4_table_get(dev, &qp_table->auxc_table, qpn);
	+ err = mlx4_table_get(dev, &qp_table->auxc_table, qpn, gfp);
	if (err)
	goto err_put_qp;

	- err = mlx4_table_get(dev, &qp_table->altc_table, qpn);
	+ err = mlx4_table_get(dev, &qp_table->altc_table, qpn, gfp);
	if (err)
	goto err_put_auxc;

	- err = mlx4_table_get(dev, &qp_table->rdmarc_table, qpn);
	+ err = mlx4_table_get(dev, &qp_table->rdmarc_table, qpn, gfp);
	if (err)
	goto err_put_altc;

	- err = mlx4_table_get(dev, &qp_table->cmpt_table, qpn);
	+ err = mlx4_table_get(dev, &qp_table->cmpt_table, qpn, gfp);
	if (err)
	goto err_put_rdmarc;

	@@ -333,7 +348,7 @@
	return err;
	}

	-static int mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn)
	+static int mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp)
	{
	u64 param = 0;

	@@ -343,7 +358,7 @@
	MLX4_CMD_ALLOC_RES, MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_WRAPPED);
	}
	- return __mlx4_qp_alloc_icm(dev, qpn);
	+ return __mlx4_qp_alloc_icm(dev, qpn, gfp);
	}

	void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn)
	@@ -372,7 +387,7 @@
	__mlx4_qp_free_icm(dev, qpn);
	}

	-int mlx4_qp_alloc(struct mlx4_dev dev, int qpn, struct mlx4_qp qp)
	+int mlx4_qp_alloc(struct mlx4_dev dev, int qpn, struct mlx4_qp qp, gfp_t gfp)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct mlx4_qp_table *qp_table = &priv->qp_table;
	@@ -383,7 +398,7 @@

	qp->qpn = qpn;

	- err = mlx4_qp_alloc_icm(dev, qpn);
	+ err = mlx4_qp_alloc_icm(dev, qpn, gfp);
	if (err)
	return err;

	@@ -406,6 +421,74 @@

	EXPORT_SYMBOL_GPL(mlx4_qp_alloc);

	+int mlx4_update_qp(struct mlx4_dev *dev, u32 qpn,
	+ enum mlx4_update_qp_attr attr,
	+ struct mlx4_update_qp_params *params)
	+{
	+ struct mlx4_cmd_mailbox *mailbox;
	+ struct mlx4_update_qp_context *cmd;
	+ u64 pri_addr_path_mask = 0;
	+ u64 qp_mask = 0;
	+ int err = 0;
	+
	+ if (!attr \|\| (attr & ~MLX4_UPDATE_QP_SUPPORTED_ATTRS))
	+ return -EINVAL;
	+
	+ mailbox = mlx4_alloc_cmd_mailbox(dev);
	+ if (IS_ERR(mailbox))
	+ return PTR_ERR(mailbox);
	+
	+ cmd = (struct mlx4_update_qp_context *)mailbox->buf;
	+
	+ if (attr & MLX4_UPDATE_QP_SMAC) {
	+ pri_addr_path_mask \|= 1ULL << MLX4_UPD_QP_PATH_MASK_MAC_INDEX;
	+ cmd->qp_context.pri_path.grh_mylmc = params->smac_index;
	+ }
	+
	+ if (attr & MLX4_UPDATE_QP_ETH_SRC_CHECK_MC_LB) {
	+ if (!(dev->caps.flags2
	+ & MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB)) {
	+ mlx4_warn(dev,
	+ "Trying to set src check LB, but it isn't supported\n");
	+ err = -ENOTSUPP;
	+ goto out;
	+ }
	+ pri_addr_path_mask \|= 1ULL << MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_MC_LB;
	+ if (params->flags &
	+ MLX4_UPDATE_QP_PARAMS_FLAGS_ETH_CHECK_MC_LB) {
	+ cmd->qp_context.pri_path.fl \|= MLX4_FL_ETH_SRC_CHECK_MC_LB;
	+ }
	+ }
	+
	+ if (attr & MLX4_UPDATE_QP_VSD) {
	+ qp_mask \|= 1ULL << MLX4_UPD_QP_MASK_VSD;
	+ if (params->flags & MLX4_UPDATE_QP_PARAMS_FLAGS_VSD_ENABLE)
	+ cmd->qp_context.param3 \|= cpu_to_be32(MLX4_STRIP_VLAN);
	+ }
	+
	+ if (attr & MLX4_UPDATE_QP_QOS_VPORT) {
	+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_QOS_VPP)) {
	+ mlx4_warn(dev, "QoS graular not supported\n");
	+ err = -ENOTSUPP;
	+ goto out;
	+ }
	+
	+ qp_mask \|= 1ULL << MLX4_UPD_QP_MASK_QOS_VPP;
	+ cmd->qp_context.qos_vport = params->qos_vport;
	+ }
	+
	+ cmd->primary_addr_path_mask = cpu_to_be64(pri_addr_path_mask);
	+ cmd->qp_mask = cpu_to_be64(qp_mask);
	+
	+ err = mlx4_cmd(dev, mailbox->dma, qpn & 0xffffff, 0,
	+ MLX4_CMD_UPDATE_QP, MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+out:
	+ mlx4_free_cmd_mailbox(dev, mailbox);
	+ return err;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_update_qp);
	+
	void mlx4_qp_remove(struct mlx4_dev dev, struct mlx4_qp qp)
	{
	struct mlx4_qp_table *qp_table = &mlx4_priv(dev)->qp_table;
	@@ -433,6 +516,227 @@
	MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
	}

	+#define MLX4_QP_TABLE_RSS_ETH_PRIORITY 2
	+#define MLX4_QP_TABLE_RAW_ETH_PRIORITY 1
	+#define MLX4_QP_TABLE_RAW_ETH_SIZE 256
	+
	+static int mlx4_create_zones(struct mlx4_dev *dev,
	+ u32 reserved_bottom_general,
	+ u32 reserved_top_general,
	+ u32 reserved_bottom_rss,
	+ u32 start_offset_rss,
	+ u32 max_table_offset)
	+{
	+ struct mlx4_qp_table *qp_table = &mlx4_priv(dev)->qp_table;
	+ struct mlx4_bitmap (*bitmap)[MLX4_QP_TABLE_ZONE_NUM] = NULL;
	+ int bitmap_initialized = 0;
	+ u32 last_offset;
	+ int k;
	+ int err;
	+
	+ qp_table->zones = mlx4_zone_allocator_create(MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP);
	+
	+ if (NULL == qp_table->zones)
	+ return -ENOMEM;
	+
	+ bitmap = kmalloc(sizeof(*bitmap), GFP_KERNEL);
	+
	+ if (NULL == bitmap) {
	+ err = -ENOMEM;
	+ goto free_zone;
	+ }
	+
	+ err = mlx4_bitmap_init(*bitmap + MLX4_QP_TABLE_ZONE_GENERAL, dev->caps.num_qps,
	+ (1 << 23) - 1, reserved_bottom_general,
	+ reserved_top_general);
	+
	+ if (err)
	+ goto free_bitmap;
	+
	+ ++bitmap_initialized;
	+
	+ err = mlx4_zone_add_one(qp_table->zones, *bitmap + MLX4_QP_TABLE_ZONE_GENERAL,
	+ MLX4_ZONE_FALLBACK_TO_HIGHER_PRIO \|
	+ MLX4_ZONE_USE_RR, 0,
	+ 0, qp_table->zones_uids + MLX4_QP_TABLE_ZONE_GENERAL);
	+
	+ if (err)
	+ goto free_bitmap;
	+
	+ err = mlx4_bitmap_init(*bitmap + MLX4_QP_TABLE_ZONE_RSS,
	+ reserved_bottom_rss,
	+ reserved_bottom_rss - 1,
	+ dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW],
	+ reserved_bottom_rss - start_offset_rss);
	+
	+ if (err)
	+ goto free_bitmap;
	+
	+ ++bitmap_initialized;
	+
	+ err = mlx4_zone_add_one(qp_table->zones, *bitmap + MLX4_QP_TABLE_ZONE_RSS,
	+ MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO \|
	+ MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO \|
	+ MLX4_ZONE_USE_RR, MLX4_QP_TABLE_RSS_ETH_PRIORITY,
	+ 0, qp_table->zones_uids + MLX4_QP_TABLE_ZONE_RSS);
	+
	+ if (err)
	+ goto free_bitmap;
	+
	+ last_offset = dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW];
	+ /* We have a single zone for the A0 steering QPs area of the FW. This area
	+ * needs to be split into subareas. One set of subareas is for RSS QPs
	+ * (in which qp number bits 6 and/or 7 are set); the other set of subareas
	+ * is for RAW_ETH QPs, which require that both bits 6 and 7 are zero.
	+ * Currently, the values returned by the FW (A0 steering area starting qp number
	+ * and A0 steering area size) are such that there are only two subareas -- one
	+ * for RSS and one for RAW_ETH.
	+ */
	+ for (k = MLX4_QP_TABLE_ZONE_RSS + 1; k < sizeof(bitmap)/sizeof((bitmap)[0]);
	+ k++) {
	+ int size;
	+ u32 offset = start_offset_rss;
	+ u32 bf_mask;
	+ u32 requested_size;
	+
	+ /* Assuming MLX4_BF_QP_SKIP_MASK is consecutive ones, this calculates
	+ * a mask of all LSB bits set until (and not including) the first
	+ * set bit of MLX4_BF_QP_SKIP_MASK. For example, if MLX4_BF_QP_SKIP_MASK
	+ * is 0xc0, bf_mask will be 0x3f.
	+ */
	+ bf_mask = (MLX4_BF_QP_SKIP_MASK & ~(MLX4_BF_QP_SKIP_MASK - 1)) - 1;
	+ requested_size = min((u32)MLX4_QP_TABLE_RAW_ETH_SIZE, bf_mask + 1);
	+
	+ if (((last_offset & MLX4_BF_QP_SKIP_MASK) &&
	+ ((int)(max_table_offset - last_offset)) >=
	+ roundup_pow_of_two(MLX4_BF_QP_SKIP_MASK)) \|\|
	+ (!(last_offset & MLX4_BF_QP_SKIP_MASK) &&
	+ !((last_offset + requested_size - 1) &
	+ MLX4_BF_QP_SKIP_MASK)))
	+ size = requested_size;
	+ else {
	+ u32 candidate_offset =
	+ (last_offset \| MLX4_BF_QP_SKIP_MASK \| bf_mask) + 1;
	+
	+ if (last_offset & MLX4_BF_QP_SKIP_MASK)
	+ last_offset = candidate_offset;
	+
	+ /* From this point, the BF bits are 0 */
	+
	+ if (last_offset > max_table_offset) {
	+ /* need to skip */
	+ size = -1;
	+ } else {
	+ size = min3(max_table_offset - last_offset,
	+ bf_mask - (last_offset & bf_mask),
	+ requested_size);
	+ if (size < requested_size) {
	+ int candidate_size;
	+
	+ candidate_size = min3(
	+ max_table_offset - candidate_offset,
	+ bf_mask - (last_offset & bf_mask),
	+ requested_size);
	+
	+ /* We will not take this path if last_offset was
	+ * already set above to candidate_offset
	+ */
	+ if (candidate_size > size) {
	+ last_offset = candidate_offset;
	+ size = candidate_size;
	+ }
	+ }
	+ }
	+ }
	+
	+ if (size > 0) {
	+ /* mlx4_bitmap_alloc_range will find a contiguous range of "size"
	+ * QPs in which both bits 6 and 7 are zero, because we pass it the
	+ * MLX4_BF_SKIP_MASK).
	+ */
	+ offset = mlx4_bitmap_alloc_range(
	+ *bitmap + MLX4_QP_TABLE_ZONE_RSS,
	+ size, 1,
	+ MLX4_BF_QP_SKIP_MASK);
	+
	+ if (offset == (u32)-1) {
	+ err = -ENOMEM;
	+ break;
	+ }
	+
	+ last_offset = offset + size;
	+
	+ err = mlx4_bitmap_init(*bitmap + k, roundup_pow_of_two(size),
	+ roundup_pow_of_two(size) - 1, 0,
	+ roundup_pow_of_two(size) - size);
	+ } else {
	+ /* Add an empty bitmap, we'll allocate from different zones (since
	+ * at least one is reserved)
	+ */
	+ err = mlx4_bitmap_init(*bitmap + k, 1,
	+ MLX4_QP_TABLE_RAW_ETH_SIZE - 1, 0,
	+ 0);
	+ mlx4_bitmap_alloc_range(*bitmap + k, 1, 1, 0);
	+ }
	+
	+ if (err)
	+ break;
	+
	+ ++bitmap_initialized;
	+
	+ err = mlx4_zone_add_one(qp_table->zones, *bitmap + k,
	+ MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO \|
	+ MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO \|
	+ MLX4_ZONE_USE_RR, MLX4_QP_TABLE_RAW_ETH_PRIORITY,
	+ offset, qp_table->zones_uids + k);
	+
	+ if (err)
	+ break;
	+ }
	+
	+ if (err)
	+ goto free_bitmap;
	+
	+ qp_table->bitmap_gen = *bitmap;
	+
	+ return err;
	+
	+free_bitmap:
	+ for (k = 0; k < bitmap_initialized; k++)
	+ mlx4_bitmap_cleanup(*bitmap + k);
	+ kfree(bitmap);
	+free_zone:
	+ mlx4_zone_allocator_destroy(qp_table->zones);
	+ return err;
	+}
	+
	+static void mlx4_cleanup_qp_zones(struct mlx4_dev *dev)
	+{
	+ struct mlx4_qp_table *qp_table = &mlx4_priv(dev)->qp_table;
	+
	+ if (qp_table->zones) {
	+ int i;
	+
	+ for (i = 0;
	+ i < sizeof(qp_table->zones_uids)/sizeof(qp_table->zones_uids[0]);
	+ i++) {
	+ struct mlx4_bitmap *bitmap =
	+ mlx4_zone_get_bitmap(qp_table->zones,
	+ qp_table->zones_uids[i]);
	+
	+ mlx4_zone_remove_one(qp_table->zones, qp_table->zones_uids[i]);
	+ if (NULL == bitmap)
	+ continue;
	+
	+ mlx4_bitmap_cleanup(bitmap);
	+ }
	+ mlx4_zone_allocator_destroy(qp_table->zones);
	+ kfree(qp_table->bitmap_gen);
	+ qp_table->bitmap_gen = NULL;
	+ qp_table->zones = NULL;
	+ }
	+}
	+
	int mlx4_init_qp_table(struct mlx4_dev *dev)
	{
	struct mlx4_qp_table *qp_table = &mlx4_priv(dev)->qp_table;
	@@ -440,22 +744,33 @@
	int reserved_from_top = 0;
	int reserved_from_bot;
	int k;
	+ int fixed_reserved_from_bot_rv = 0;
	+ int bottom_reserved_for_rss_bitmap;
	+ u32 max_table_offset = dev->caps.dmfs_high_rate_qpn_base +
	+ dev->caps.dmfs_high_rate_qpn_range;

	spin_lock_init(&qp_table->lock);
	INIT_RADIX_TREE(&dev->qp_table_tree, GFP_ATOMIC);
	if (mlx4_is_slave(dev))
	return 0;

	- /*
	- * We reserve 2 extra QPs per port for the special QPs. The
	+ /* We reserve 2 extra QPs per port for the special QPs. The
	* block of special QPs must be aligned to a multiple of 8, so
	* round up.
	*
	* We also reserve the MSB of the 24-bit QP number to indicate
	* that a QP is an XRC QP.
	*/
	- dev->phys_caps.base_sqpn =
	- ALIGN(dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], 8);
	+ for (k = 0; k <= MLX4_QP_REGION_BOTTOM; k++)
	+ fixed_reserved_from_bot_rv += dev->caps.reserved_qps_cnt[k];
	+
	+ if (fixed_reserved_from_bot_rv < max_table_offset)
	+ fixed_reserved_from_bot_rv = max_table_offset;
	+
	+ /* We reserve at least 1 extra for bitmaps that we don't have enough space for*/
	+ bottom_reserved_for_rss_bitmap =
	+ roundup_pow_of_two(fixed_reserved_from_bot_rv + 1);
	+ dev->phys_caps.base_sqpn = ALIGN(bottom_reserved_for_rss_bitmap, 8);

	{
	int sort[MLX4_NUM_QP_REGION];
	@@ -465,8 +780,8 @@
	for (i = 1; i < MLX4_NUM_QP_REGION; ++i)
	sort[i] = i;

	- for (i = MLX4_NUM_QP_REGION; i > 0; --i) {
	- for (j = 2; j < i; ++j) {
	+ for (i = MLX4_NUM_QP_REGION; i > MLX4_QP_REGION_BOTTOM; --i) {
	+ for (j = MLX4_QP_REGION_BOTTOM + 2; j < i; ++j) {
	if (dev->caps.reserved_qps_cnt[sort[j]] >
	dev->caps.reserved_qps_cnt[sort[j - 1]]) {
	tmp = sort[j];
	@@ -476,13 +791,12 @@
	}
	}

	- for (i = 1; i < MLX4_NUM_QP_REGION; ++i) {
	+ for (i = MLX4_QP_REGION_BOTTOM + 1; i < MLX4_NUM_QP_REGION; ++i) {
	last_base -= dev->caps.reserved_qps_cnt[sort[i]];
	dev->caps.reserved_qps_base[sort[i]] = last_base;
	reserved_from_top +=
	dev->caps.reserved_qps_cnt[sort[i]];
	}
	-
	}

	/* Reserve 8 real SQPs in both native and SRIOV modes.
	@@ -497,14 +811,15 @@
	*/
	reserved_from_bot = mlx4_num_reserved_sqps(dev);
	if (reserved_from_bot + reserved_from_top > dev->caps.num_qps) {
	- mlx4_err(dev, "Number of reserved QPs is higher than number "
	- "of QPs, increase the value of log_num_qp\n");
	+ mlx4_err(dev, "Number of reserved QPs is higher than number of QPs\n");
	return -EINVAL;
	}

	- err = mlx4_bitmap_init(&qp_table->bitmap, dev->caps.num_qps,
	- (1 << 23) - 1, reserved_from_bot,
	- reserved_from_top);
	+ err = mlx4_create_zones(dev, reserved_from_bot, reserved_from_bot,
	+ bottom_reserved_for_rss_bitmap,
	+ fixed_reserved_from_bot_rv,
	+ max_table_offset);
	+
	if (err)
	return err;

	@@ -540,7 +855,8 @@
	err = mlx4_CONF_SPECIAL_QP(dev, dev->phys_caps.base_sqpn);
	if (err)
	goto err_mem;
	- return 0;
	+
	+ return err;

	err_mem:
	kfree(dev->caps.qp0_tunnel);
	@@ -549,6 +865,7 @@
	kfree(dev->caps.qp1_proxy);
	dev->caps.qp0_tunnel = dev->caps.qp0_proxy =
	dev->caps.qp1_tunnel = dev->caps.qp1_proxy = NULL;
	+ mlx4_cleanup_qp_zones(dev);
	return err;
	}

	@@ -558,11 +875,12 @@
	return;

	mlx4_CONF_SPECIAL_QP(dev, 0);
	- mlx4_bitmap_cleanup(&mlx4_priv(dev)->qp_table.bitmap);
	+
	+ mlx4_cleanup_qp_zones(dev);
	}

	int mlx4_qp_query(struct mlx4_dev dev, struct mlx4_qp qp,
	- struct mlx4_qp_context *context)
	+ struct mlx4_qp_context *context, int native_or_wrapped)
	{
	struct mlx4_cmd_mailbox *mailbox;
	int err;
	@@ -573,7 +891,7 @@

	err = mlx4_cmd_box(dev, 0, mailbox->dma, qp->qpn, 0,
	MLX4_CMD_QUERY_QP, MLX4_CMD_TIME_CLASS_A,
	- MLX4_CMD_WRAPPED);
	+ native_or_wrapped);
	if (!err)
	memcpy(context, mailbox->buf + 8, sizeof *context);

	@@ -598,11 +916,12 @@
	for (i = 0; i < ARRAY_SIZE(states) - 1; i++) {
	context->flags &= cpu_to_be32(~(0xf << 28));
	context->flags \|= cpu_to_be32(states[i + 1] << 28);
	+ if (states[i + 1] != MLX4_QP_STATE_RTR)
	+ context->params2 &= ~MLX4_QP_BIT_FPP;
	err = mlx4_qp_modify(dev, mtt, states[i], states[i + 1],
	context, 0, 0, qp);
	if (err) {
	- mlx4_err(dev, "Failed to bring QP to state: "
	- "%d with error: %d\n",
	+ mlx4_err(dev, "Failed to bring QP to state: %d with error: %d\n",
	states[i + 1], err);
	return err;
	}
	@@ -613,3 +932,23 @@
	return 0;
	}
	EXPORT_SYMBOL_GPL(mlx4_qp_to_ready);
	+
	+u32 mlx4_qp_roce_entropy(struct mlx4_dev *dev, u32 qpn)
	+{
	+ struct mlx4_qp_context context;
	+ struct mlx4_qp qp;
	+ int err;
	+
	+ qp.qpn = qpn;
	+ err = mlx4_qp_query(dev, &qp, &context, MLX4_CMD_NATIVE);
	+ if (!err) {
	+ u32 dest_qpn = be32_to_cpu(context.remote_qpn) & 0xffffff;
	+ u16 folded_dst = folded_qp(dest_qpn);
	+ u16 folded_src = folded_qp(qpn);
	+
	+ return (dest_qpn != qpn) ? ((folded_dst ^ folded_src) \| 0xC000) :
	+ folded_src \| 0xC000;
	+ }
	+ return 0xdead;
	+}
	+EXPORT_SYMBOL_GPL(mlx4_qp_roce_entropy);
	Index: sys/ofed/drivers/net/mlx4/reset.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/reset.c
	+++ sys/ofed/drivers/net/mlx4/reset.c
	@@ -72,29 +72,29 @@
	hca_header = kmalloc(256, GFP_KERNEL);
	if (!hca_header) {
	err = -ENOMEM;
	- mlx4_err(dev, "Couldn't allocate memory to save HCA "
	- "PCI header, aborting.\n");
	+ mlx4_err(dev, "Couldn't allocate memory to save HCA PCI header, aborting\n");
	goto out;
	}

	- pcie_cap = pci_pcie_cap(dev->pdev);
	+ pcie_cap = pci_pcie_cap(dev->persist->pdev);

	for (i = 0; i < 64; ++i) {
	if (i == 22 \|\| i == 23)
	continue;
	- if (pci_read_config_dword(dev->pdev, i * 4, hca_header + i)) {
	+ if (pci_read_config_dword(dev->persist->pdev, i * 4,
	+ hca_header + i)) {
	err = -ENODEV;
	- mlx4_err(dev, "Couldn't save HCA "
	- "PCI header, aborting.\n");
	+ mlx4_err(dev, "Couldn't save HCA PCI header, aborting\n");
	goto out;
	}
	}

	- reset = ioremap(pci_resource_start(dev->pdev, 0) + MLX4_RESET_BASE,
	+ reset = ioremap(pci_resource_start(dev->persist->pdev, 0) +
	+ MLX4_RESET_BASE,
	MLX4_RESET_SIZE);
	if (!reset) {
	err = -ENOMEM;
	- mlx4_err(dev, "Couldn't map HCA reset register, aborting.\n");
	+ mlx4_err(dev, "Couldn't map HCA reset register, aborting\n");
	goto out;
	}

	@@ -119,13 +119,13 @@
	writel(MLX4_RESET_VALUE, reset + MLX4_RESET_OFFSET);
	iounmap(reset);

	- /* wait half a second before accessing device */
	- msleep(500);
	+ /* Docs say to wait one second before accessing device */
	+ msleep(1000);

	end = jiffies + MLX4_RESET_TIMEOUT_JIFFIES;
	do {
	- if (!pci_read_config_word(dev->pdev, PCI_VENDOR_ID, &vendor) &&
	- vendor != 0xffff)
	+ if (!pci_read_config_word(dev->persist->pdev, PCI_VENDOR_ID,
	+ &vendor) && vendor != 0xffff)
	break;

	msleep(1);
	@@ -133,27 +133,26 @@

	if (vendor == 0xffff) {
	err = -ENODEV;
	- mlx4_err(dev, "PCI device did not come back after reset, "
	- "aborting.\n");
	+ mlx4_err(dev, "PCI device did not come back after reset, aborting\n");
	goto out;
	}

	/* Now restore the PCI headers */
	if (pcie_cap) {
	devctl = hca_header[(pcie_cap + PCI_EXP_DEVCTL) / 4];
	- if (pcie_capability_write_word(dev->pdev, PCI_EXP_DEVCTL,
	+ if (pcie_capability_write_word(dev->persist->pdev,
	+ PCI_EXP_DEVCTL,
	devctl)) {
	err = -ENODEV;
	- mlx4_err(dev, "Couldn't restore HCA PCI Express "
	- "Device Control register, aborting.\n");
	+ mlx4_err(dev, "Couldn't restore HCA PCI Express Device Control register, aborting\n");
	goto out;
	}
	linkctl = hca_header[(pcie_cap + PCI_EXP_LNKCTL) / 4];
	- if (pcie_capability_write_word(dev->pdev, PCI_EXP_LNKCTL,
	+ if (pcie_capability_write_word(dev->persist->pdev,
	+ PCI_EXP_LNKCTL,
	linkctl)) {
	err = -ENODEV;
	- mlx4_err(dev, "Couldn't restore HCA PCI Express "
	- "Link control register, aborting.\n");
	+ mlx4_err(dev, "Couldn't restore HCA PCI Express Link control register, aborting\n");
	goto out;
	}
	}
	@@ -162,19 +161,19 @@
	if (i * 4 == PCI_COMMAND)
	continue;

	- if (pci_write_config_dword(dev->pdev, i * 4, hca_header[i])) {
	+ if (pci_write_config_dword(dev->persist->pdev, i * 4,
	+ hca_header[i])) {
	err = -ENODEV;
	- mlx4_err(dev, "Couldn't restore HCA reg %x, "
	- "aborting.\n", i);
	+ mlx4_err(dev, "Couldn't restore HCA reg %x, aborting\n",
	+ i);
	goto out;
	}
	}

	- if (pci_write_config_dword(dev->pdev, PCI_COMMAND,
	+ if (pci_write_config_dword(dev->persist->pdev, PCI_COMMAND,
	hca_header[PCI_COMMAND / 4])) {
	err = -ENODEV;
	- mlx4_err(dev, "Couldn't restore HCA COMMAND, "
	- "aborting.\n");
	+ mlx4_err(dev, "Couldn't restore HCA COMMAND, aborting\n");
	goto out;
	}

	Index: sys/ofed/drivers/net/mlx4/resource_tracker.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/resource_tracker.c
	+++ sys/ofed/drivers/net/mlx4/resource_tracker.c
	@@ -74,6 +74,7 @@
	int from_state;
	int to_state;
	int removing;
	+ const char *func_name;
	};

	enum {
	@@ -116,7 +117,6 @@
	u8 sched_queue;
	__be32 param3;
	u8 vlan_control;
	- u8 fvl_rx;
	u8 pri_path_fl;
	u8 vlan_index;
	u8 feup;
	@@ -219,13 +219,10 @@
	struct res_fs_rule {
	struct res_common com;
	int qpn;
	+ u64 chained_rule_id;
	+ u8 is_chained;
	};

	-static int mlx4_is_eth(struct mlx4_dev *dev, int port)
	-{
	- return dev->caps.port_mask[port] == MLX4_PORT_TYPE_IB ? 0 : 1;
	-}
	-
	static void res_tracker_lookup(struct rb_root root, u64 res_id)
	{
	struct rb_node *node = root->rb_node;
	@@ -279,7 +276,7 @@
	};

	/* For Debug uses */
	-static const char *ResourceType(enum mlx4_resource rt)
	+static const char *resource_str(enum mlx4_resource rt)
	{
	switch (rt) {
	case RES_QP: return "RES_QP";
	@@ -307,10 +304,15 @@
	&priv->mfunc.master.res_tracker.res_alloc[res_type];
	int err = -EINVAL;
	int allocated, free, reserved, guaranteed, from_free;
	+ int from_rsvd;
	+
	+ if (slave > dev->persist->num_vfs)
	+ return -EINVAL;

	spin_lock(&res_alloc->alloc_lock);
	allocated = (port > 0) ?
	- res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] :
	+ res_alloc->allocated[(port - 1) *
	+ (dev->persist->num_vfs + 1) + slave] :
	res_alloc->allocated[slave];
	free = (port > 0) ? res_alloc->res_port_free[port - 1] :
	res_alloc->res_free;
	@@ -318,11 +320,16 @@
	res_alloc->res_reserved;
	guaranteed = res_alloc->guaranteed[slave];

	- if (allocated + count > res_alloc->quota[slave])
	+ if (allocated + count > res_alloc->quota[slave]) {
	+ mlx4_warn(dev, "VF %d port %d res %s: quota exceeded, count %d alloc %d quota %d\n",
	+ slave, port, resource_str(res_type), count,
	+ allocated, res_alloc->quota[slave]);
	goto out;
	+ }

	if (allocated + count <= guaranteed) {
	err = 0;
	+ from_rsvd = count;
	} else {
	/* portion may need to be obtained from free area */
	if (guaranteed - allocated > 0)
	@@ -330,25 +337,33 @@
	else
	from_free = count;

	- if (free - from_free > reserved)
	+ from_rsvd = count - from_free;
	+
	+ if (free - from_free >= reserved)
	err = 0;
	+ else
	+ mlx4_warn(dev, "VF %d port %d res %s: free pool empty, free %d from_free %d rsvd %d\n",
	+ slave, port, resource_str(res_type), free,
	+ from_free, reserved);
	}

	if (!err) {
	/* grant the request */
	if (port > 0) {
	- res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] += count;
	+ res_alloc->allocated[(port - 1) *
	+ (dev->persist->num_vfs + 1) + slave] += count;
	res_alloc->res_port_free[port - 1] -= count;
	+ res_alloc->res_port_rsvd[port - 1] -= from_rsvd;
	} else {
	res_alloc->allocated[slave] += count;
	res_alloc->res_free -= count;
	+ res_alloc->res_reserved -= from_rsvd;
	}
	}

	out:
	spin_unlock(&res_alloc->alloc_lock);
	return err;
	-
	}

	static inline void mlx4_release_resource(struct mlx4_dev *dev, int slave,
	@@ -358,14 +373,38 @@
	struct mlx4_priv *priv = mlx4_priv(dev);
	struct resource_allocator *res_alloc =
	&priv->mfunc.master.res_tracker.res_alloc[res_type];
	+ int allocated, guaranteed, from_rsvd;
	+
	+ if (slave > dev->persist->num_vfs)
	+ return;

	spin_lock(&res_alloc->alloc_lock);
	+
	+ allocated = (port > 0) ?
	+ res_alloc->allocated[(port - 1) *
	+ (dev->persist->num_vfs + 1) + slave] :
	+ res_alloc->allocated[slave];
	+ guaranteed = res_alloc->guaranteed[slave];
	+
	+ if (allocated - count >= guaranteed) {
	+ from_rsvd = 0;
	+ } else {
	+ /* portion may need to be returned to reserved area */
	+ if (allocated - guaranteed > 0)
	+ from_rsvd = count - (allocated - guaranteed);
	+ else
	+ from_rsvd = count;
	+ }
	+
	if (port > 0) {
	- res_alloc->allocated[(port - 1) * (dev->num_vfs + 1) + slave] -= count;
	+ res_alloc->allocated[(port - 1) *
	+ (dev->persist->num_vfs + 1) + slave] -= count;
	res_alloc->res_port_free[port - 1] += count;
	+ res_alloc->res_port_rsvd[port - 1] += from_rsvd;
	} else {
	res_alloc->allocated[slave] -= count;
	res_alloc->res_free += count;
	+ res_alloc->res_reserved += from_rsvd;
	}

	spin_unlock(&res_alloc->alloc_lock);
	@@ -377,7 +416,8 @@
	enum mlx4_resource res_type,
	int vf, int num_instances)
	{
	- res_alloc->guaranteed[vf] = num_instances / (2 * (dev->num_vfs + 1));
	+ res_alloc->guaranteed[vf] = num_instances /
	+ (2 * (dev->persist->num_vfs + 1));
	res_alloc->quota[vf] = (num_instances / 2) + res_alloc->guaranteed[vf];
	if (vf == mlx4_master_func_num(dev)) {
	res_alloc->res_free = num_instances;
	@@ -448,21 +488,28 @@
	for (i = 0; i < MLX4_NUM_OF_RESOURCE_TYPE; i++) {
	struct resource_allocator *res_alloc =
	&priv->mfunc.master.res_tracker.res_alloc[i];
	- res_alloc->quota = kmalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL);
	- res_alloc->guaranteed = kmalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL);
	+ res_alloc->quota = kmalloc((dev->persist->num_vfs + 1) *
	+ sizeof(int), GFP_KERNEL);
	+ res_alloc->guaranteed = kmalloc((dev->persist->num_vfs + 1) *
	+ sizeof(int), GFP_KERNEL);
	if (i == RES_MAC \|\| i == RES_VLAN)
	res_alloc->allocated = kzalloc(MLX4_MAX_PORTS *
	- (dev->num_vfs + 1) * sizeof(int),
	- GFP_KERNEL);
	+ (dev->persist->num_vfs
	+ + 1) *
	+ sizeof(int), GFP_KERNEL);
	else
	- res_alloc->allocated = kzalloc((dev->num_vfs + 1) * sizeof(int), GFP_KERNEL);
	+ res_alloc->allocated = kzalloc((dev->persist->
	+ num_vfs + 1) *
	+ sizeof(int), GFP_KERNEL);

	if (!res_alloc->quota \|\| !res_alloc->guaranteed \|\|
	!res_alloc->allocated)
	goto no_mem_err;

	spin_lock_init(&res_alloc->alloc_lock);
	- for (t = 0; t < dev->num_vfs + 1; t++) {
	+ for (t = 0; t < dev->persist->num_vfs + 1; t++) {
	+ struct mlx4_active_ports actv_ports =
	+ mlx4_get_active_ports(dev, t);
	switch (i) {
	case RES_QP:
	initialize_res_quotas(dev, res_alloc, RES_QP,
	@@ -492,13 +539,29 @@
	break;
	case RES_MAC:
	if (t == mlx4_master_func_num(dev)) {
	+ int max_vfs_pport = 0;
	+ /* Calculate the max vfs per port for */
	+ /* both ports. */
	+ for (j = 0; j < dev->caps.num_ports;
	+ j++) {
	+ struct mlx4_slaves_pport slaves_pport =
	+ mlx4_phys_to_slaves_pport(dev, j + 1);
	+ unsigned current_slaves =
	+ bitmap_weight(slaves_pport.slaves,
	+ dev->caps.num_ports) - 1;
	+ if (max_vfs_pport < current_slaves)
	+ max_vfs_pport =
	+ current_slaves;
	+ }
	res_alloc->quota[t] =
	- MLX4_MAX_MAC_NUM - 2 * dev->num_vfs;
	- res_alloc->guaranteed[t] = res_alloc->quota[t];
	+ MLX4_MAX_MAC_NUM -
	+ 2 * max_vfs_pport;
	+ res_alloc->guaranteed[t] = 2;
	for (j = 0; j < MLX4_MAX_PORTS; j++)
	- res_alloc->res_port_free[j] = MLX4_MAX_MAC_NUM;
	+ res_alloc->res_port_free[j] =
	+ MLX4_MAX_MAC_NUM;
	} else {
	- res_alloc->quota[t] = 2;
	+ res_alloc->quota[t] = MLX4_MAX_MAC_NUM;
	res_alloc->guaranteed[t] = 2;
	}
	break;
	@@ -524,9 +587,10 @@
	break;
	}
	if (i == RES_MAC \|\| i == RES_VLAN) {
	- for (j = 0; j < MLX4_MAX_PORTS; j++)
	- res_alloc->res_port_rsvd[j] +=
	- res_alloc->guaranteed[t];
	+ for (j = 0; j < dev->caps.num_ports; j++)
	+ if (test_bit(j, actv_ports.ports))
	+ res_alloc->res_port_rsvd[j] +=
	+ res_alloc->guaranteed[t];
	} else {
	res_alloc->res_reserved += res_alloc->guaranteed[t];
	}
	@@ -562,6 +626,7 @@
	}
	/* free master's vlans */
	i = dev->caps.function;
	+ mlx4_reset_roce_gids(dev, i);
	mutex_lock(&priv->mfunc.master.res_tracker.slave_list[i].mutex);
	rem_slave_vlans(dev, i);
	mutex_unlock(&priv->mfunc.master.res_tracker.slave_list[i].mutex);
	@@ -608,15 +673,17 @@
	if (MLX4_QP_ST_UD == ts) {
	port = (qp_ctx->pri_path.sched_queue >> 6 & 1) + 1;
	if (mlx4_is_eth(dev, port))
	- qp_ctx->pri_path.mgid_index = mlx4_get_base_gid_ix(dev, slave) \| 0x80;
	+ qp_ctx->pri_path.mgid_index =
	+ mlx4_get_base_gid_ix(dev, slave, port) \| 0x80;
	else
	- qp_ctx->pri_path.mgid_index = 0x80 \| slave;
	+ qp_ctx->pri_path.mgid_index = slave \| 0x80;

	- } else if (MLX4_QP_ST_RC == ts \|\| MLX4_QP_ST_UC == ts) {
	+ } else if (MLX4_QP_ST_RC == ts \|\| MLX4_QP_ST_XRC == ts \|\| MLX4_QP_ST_UC == ts) {
	if (optpar & MLX4_QP_OPTPAR_PRIMARY_ADDR_PATH) {
	port = (qp_ctx->pri_path.sched_queue >> 6 & 1) + 1;
	if (mlx4_is_eth(dev, port)) {
	- qp_ctx->pri_path.mgid_index += mlx4_get_base_gid_ix(dev, slave);
	+ qp_ctx->pri_path.mgid_index +=
	+ mlx4_get_base_gid_ix(dev, slave, port);
	qp_ctx->pri_path.mgid_index &= 0x7f;
	} else {
	qp_ctx->pri_path.mgid_index = slave & 0x7F;
	@@ -625,7 +692,8 @@
	if (optpar & MLX4_QP_OPTPAR_ALT_ADDR_PATH) {
	port = (qp_ctx->alt_path.sched_queue >> 6 & 1) + 1;
	if (mlx4_is_eth(dev, port)) {
	- qp_ctx->alt_path.mgid_index += mlx4_get_base_gid_ix(dev, slave);
	+ qp_ctx->alt_path.mgid_index +=
	+ mlx4_get_base_gid_ix(dev, slave, port);
	qp_ctx->alt_path.mgid_index &= 0x7f;
	} else {
	qp_ctx->alt_path.mgid_index = slave & 0x7F;
	@@ -646,7 +714,6 @@
	if (counter->index == idx)
	return 0;
	}
	- return -EINVAL;
	} else {
	list_for_each_entry_safe(counter, tmp_counter,
	&priv->counters_table.vf_list[slave - 1][port - 1],
	@@ -654,8 +721,8 @@
	if (counter->index == idx)
	return 0;
	}
	- return -EINVAL;
	}
	+ return -EINVAL;
	}

	static int update_vport_qp_param(struct mlx4_dev *dev,
	@@ -680,20 +747,6 @@
	return -EINVAL;
	}

	- mlx4_dbg(dev, "%s: QP counter_index %d for slave %d port %d\n",
	- __func__, qpc->pri_path.counter_index, slave, port);
	-
	- if ((dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_LB_SRC_CHK) &&
	- dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH &&
	- !mlx4_is_qp_reserved(dev, qpn) &&
	- qp_type == MLX4_QP_ST_MLX &&
	- qpc->pri_path.counter_index != 0xFF) {
	- /* disable multicast loopback to qp with same counter */
	- qpc->pri_path.fl \|= MLX4_FL_ETH_SRC_CHECK_MC_LB;
	- qpc->pri_path.vlan_control \|=
	- MLX4_VLAN_CTRL_ETH_SRC_CHECK_IF_COUNTER;
	- }
	-
	if (MLX4_VGT != vp_oper->state.default_vlan) {
	/* the reserved QPs (special, proxy, tunnel)
	* do not operate over vlans
	@@ -701,29 +754,50 @@
	if (mlx4_is_qp_reserved(dev, qpn))
	return 0;

	- /* force strip vlan by clear vsd */
	- qpc->param3 &= ~cpu_to_be32(MLX4_STRIP_VLAN);
	+ /* force strip vlan by clear vsd, MLX QP refers to Raw Ethernet */
	+ if (qp_type == MLX4_QP_ST_UD \|\|
	+ (qp_type == MLX4_QP_ST_MLX && mlx4_is_eth(dev, port))) {
	+ if (dev->caps.bmme_flags & MLX4_BMME_FLAG_VSD_INIT2RTR) {
	+ (__be32 )inbox->buf =
	+ cpu_to_be32(be32_to_cpu((__be32 )inbox->buf) \|
	+ MLX4_QP_OPTPAR_VLAN_STRIPPING);
	+ qpc->param3 &= ~cpu_to_be32(MLX4_STRIP_VLAN);
	+ } else {
	+ struct mlx4_update_qp_params params = {.flags = 0};
	+
	+ mlx4_update_qp(dev, qpn, MLX4_UPDATE_QP_VSD, &params);
	+ }
	+ }
	+
	/* preserve IF_COUNTER flag */
	qpc->pri_path.vlan_control &=
	- MLX4_VLAN_CTRL_ETH_SRC_CHECK_IF_COUNTER;
	- if (MLX4_QP_ST_RC != qp_type) {
	- if (0 != vp_oper->state.default_vlan) {
	- qpc->pri_path.vlan_control \|=
	- MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	- MLX4_VLAN_CTRL_ETH_RX_BLOCK_PRIO_TAGGED \|
	- MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED;
	- } else { /* priority tagged */
	- qpc->pri_path.vlan_control \|=
	- MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	- MLX4_VLAN_CTRL_ETH_RX_BLOCK_TAGGED;
	- }
	+ MLX4_CTRL_ETH_SRC_CHECK_IF_COUNTER;
	+ if (/* vp_oper->state.link_state == IFLA_VF_LINK_STATE_DISABLE && */
	+ dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_UPDATE_QP) {
	+ qpc->pri_path.vlan_control \|=
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_PRIO_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_UNTAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_PRIO_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_TAGGED;
	+ } else if (0 != vp_oper->state.default_vlan) {
	+ qpc->pri_path.vlan_control \|=
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_PRIO_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED;
	+ } else { /* priority tagged */
	+ qpc->pri_path.vlan_control \|=
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_TAGGED;
	}
	- qpc->pri_path.fvl_rx \|= MLX4_FVL_RX_FORCE_ETH_VLAN;
	+
	qpc->pri_path.vlan_index = vp_oper->vlan_idx;
	qpc->pri_path.fl \|= MLX4_FL_CV \| MLX4_FL_ETH_HIDE_CQE_VLAN;
	- qpc->pri_path.feup \|= MLX4_FEUP_FORCE_ETH_UP \| MLX4_FVL_FORCE_ETH_VLAN;
	+ qpc->pri_path.feup \|= MLX4_FEUP_FORCE_ETH_UP \| MLX4_FVL_FORCE_ETH_VLAN \| MLX4_FVL_RX_FORCE_ETH_VLAN;
	qpc->pri_path.sched_queue &= 0xC7;
	qpc->pri_path.sched_queue \|= (vp_oper->state.default_qos) << 3;
	+ qpc->qos_vport = vp_oper->state.qos_vport;
	}
	if (vp_oper->state.spoofchk) {
	qpc->pri_path.feup \|= MLX4_FSM_FORCE_ETH_SRC_MAC;
	@@ -737,18 +811,48 @@
	return dev->caps.num_mpts - 1;
	}

	+static const char *mlx4_resource_type_to_str(enum mlx4_resource t)
	+{
	+ switch (t) {
	+ case RES_QP:
	+ return "QP";
	+ case RES_CQ:
	+ return "CQ";
	+ case RES_SRQ:
	+ return "SRQ";
	+ case RES_XRCD:
	+ return "XRCD";
	+ case RES_MPT:
	+ return "MPT";
	+ case RES_MTT:
	+ return "MTT";
	+ case RES_MAC:
	+ return "MAC";
	+ case RES_VLAN:
	+ return "VLAN";
	+ case RES_COUNTER:
	+ return "COUNTER";
	+ case RES_FS_RULE:
	+ return "FS_RULE";
	+ case RES_EQ:
	+ return "EQ";
	+ default:
	+ return "INVALID RESOURCE";
	+ }
	+}
	+
	static void find_res(struct mlx4_dev dev, u64 res_id,
	enum mlx4_resource type)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);

	return res_tracker_lookup(&priv->mfunc.master.res_tracker.res_tree[type],
	- res_id);
	+ (long long)res_id);
	}

	-static int get_res(struct mlx4_dev *dev, int slave, u64 res_id,
	- enum mlx4_resource type,
	- void *res)
	+static int _get_res(struct mlx4_dev *dev, int slave, u64 res_id,
	+ enum mlx4_resource type,
	+ void res, const char func_name)
	{
	struct res_common *r;
	int err = 0;
	@@ -761,6 +865,10 @@
	}

	if (r->state == RES_ANY_BUSY) {
	+ mlx4_warn(dev,
	+ "%s(%d) trying to get resource %llx of type %s, but it's already taken by %s\n",
	+ func_name, slave, (long long)res_id, mlx4_resource_type_to_str(type),
	+ r->func_name);
	err = -EBUSY;
	goto exit;
	}
	@@ -772,6 +880,7 @@

	r->from_state = r->state;
	r->state = RES_ANY_BUSY;
	+ r->func_name = func_name;

	if (res)
	((struct res_common *)res) = r;
	@@ -781,6 +890,9 @@
	return err;
	}

	+#define get_res(dev, slave, res_id, type, res) \
	+ _get_res((dev), (slave), (res_id), (type), (res), __func__)
	+
	int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev,
	enum mlx4_resource type,
	u64 res_id, int *slave)
	@@ -811,8 +923,10 @@

	spin_lock_irq(mlx4_tlock(dev));
	r = find_res(dev, res_id, type);
	- if (r)
	+ if (r) {
	r->state = r->from_state;
	+ r->func_name = "";
	+ }
	spin_unlock_irq(mlx4_tlock(dev));
	}

	@@ -976,7 +1090,7 @@
	ret = alloc_srq_tr(id);
	break;
	case RES_MAC:
	- printk(KERN_ERR "implementation missing\n");
	+ pr_err("implementation missing\n");
	return NULL;
	case RES_COUNTER:
	ret = alloc_counter_tr(id);
	@@ -1072,10 +1186,10 @@
	{
	if (res->com.state == RES_MTT_BUSY \|\|
	atomic_read(&res->ref_count)) {
	- printk(KERN_DEBUG "%s-%d: state %s, ref_count %d\n",
	- __func__, __LINE__,
	- mtt_states_str(res->com.state),
	- atomic_read(&res->ref_count));
	+ pr_devel("%s-%d: state %s, ref_count %d\n",
	+ __func__, __LINE__,
	+ mtt_states_str(res->com.state),
	+ atomic_read(&res->ref_count));
	return -EBUSY;
	} else if (res->com.state != RES_MTT_ALLOCATED)
	return -EPERM;
	@@ -1398,43 +1512,29 @@

	spin_lock_irq(mlx4_tlock(dev));
	r = res_tracker_lookup(&tracker->res_tree[RES_CQ], cqn);
	- if (!r)
	+ if (!r) {
	err = -ENOENT;
	- else if (r->com.owner != slave)
	+ } else if (r->com.owner != slave) {
	err = -EPERM;
	- else {
	- switch (state) {
	- case RES_CQ_BUSY:
	- err = -EBUSY;
	- break;
	-
	- case RES_CQ_ALLOCATED:
	- if (r->com.state != RES_CQ_HW)
	- err = -EINVAL;
	- else if (atomic_read(&r->ref_count))
	- err = -EBUSY;
	- else
	- err = 0;
	- break;
	-
	- case RES_CQ_HW:
	- if (r->com.state != RES_CQ_ALLOCATED)
	- err = -EINVAL;
	- else
	- err = 0;
	- break;
	-
	- default:
	+ } else if (state == RES_CQ_ALLOCATED) {
	+ if (r->com.state != RES_CQ_HW)
	err = -EINVAL;
	- }
	+ else if (atomic_read(&r->ref_count))
	+ err = -EBUSY;
	+ else
	+ err = 0;
	+ } else if (state != RES_CQ_HW \|\| r->com.state != RES_CQ_ALLOCATED) {
	+ err = -EINVAL;
	+ } else {
	+ err = 0;
	+ }

	- if (!err) {
	- r->com.from_state = r->com.state;
	- r->com.to_state = state;
	- r->com.state = RES_CQ_BUSY;
	- if (cq)
	- *cq = r;
	- }
	+ if (!err) {
	+ r->com.from_state = r->com.state;
	+ r->com.to_state = state;
	+ r->com.state = RES_CQ_BUSY;
	+ if (cq)
	+ *cq = r;
	}

	spin_unlock_irq(mlx4_tlock(dev));
	@@ -1452,39 +1552,25 @@

	spin_lock_irq(mlx4_tlock(dev));
	r = res_tracker_lookup(&tracker->res_tree[RES_SRQ], index);
	- if (!r)
	+ if (!r) {
	err = -ENOENT;
	- else if (r->com.owner != slave)
	+ } else if (r->com.owner != slave) {
	err = -EPERM;
	- else {
	- switch (state) {
	- case RES_SRQ_BUSY:
	+ } else if (state == RES_SRQ_ALLOCATED) {
	+ if (r->com.state != RES_SRQ_HW)
	err = -EINVAL;
	- break;
	-
	- case RES_SRQ_ALLOCATED:
	- if (r->com.state != RES_SRQ_HW)
	- err = -EINVAL;
	- else if (atomic_read(&r->ref_count))
	- err = -EBUSY;
	- break;
	-
	- case RES_SRQ_HW:
	- if (r->com.state != RES_SRQ_ALLOCATED)
	- err = -EINVAL;
	- break;
	-
	- default:
	- err = -EINVAL;
	- }
	+ else if (atomic_read(&r->ref_count))
	+ err = -EBUSY;
	+ } else if (state != RES_SRQ_HW \|\| r->com.state != RES_SRQ_ALLOCATED) {
	+ err = -EINVAL;
	+ }

	- if (!err) {
	- r->com.from_state = r->com.state;
	- r->com.to_state = state;
	- r->com.state = RES_SRQ_BUSY;
	- if (srq)
	- *srq = r;
	- }
	+ if (!err) {
	+ r->com.from_state = r->com.state;
	+ r->com.to_state = state;
	+ r->com.state = RES_SRQ_BUSY;
	+ if (srq)
	+ *srq = r;
	}

	spin_unlock_irq(mlx4_tlock(dev));
	@@ -1544,7 +1630,10 @@
	switch (op) {
	case RES_OP_RESERVE:
	count = get_param_l(&in_param) & 0xffffff;
	- flags = get_param_l(&in_param) >> 24;
	+ /* Turn off all unsupported QP allocation flags that the
	+ * slave tries to set.
	+ */
	+ flags = (get_param_l(&in_param) >> 24) & dev->caps.alloc_res_qp_mask;
	align = get_param_h(&in_param);
	err = mlx4_grant_resource(dev, slave, RES_QP, count, 0);
	if (err)
	@@ -1578,7 +1667,7 @@
	return err;

	if (!fw_reserved(dev, qpn)) {
	- err = __mlx4_qp_alloc_icm(dev, qpn);
	+ err = __mlx4_qp_alloc_icm(dev, qpn, GFP_KERNEL);
	if (err) {
	res_abort_move(dev, slave, RES_QP, qpn);
	return err;
	@@ -1621,8 +1710,9 @@
	if (err) {
	mlx4_release_resource(dev, slave, RES_MTT, 1 << order, 0);
	__mlx4_free_mtt_range(dev, base, order);
	- } else
	+ } else {
	set_param_l(out_param, base);
	+ }

	return err;
	}
	@@ -1664,7 +1754,7 @@
	if (err)
	return err;

	- err = __mlx4_mpt_alloc_icm(dev, mpt->key);
	+ err = __mlx4_mpt_alloc_icm(dev, mpt->key, GFP_KERNEL);
	if (err) {
	res_abort_move(dev, slave, RES_MPT, id);
	return err;
	@@ -1796,7 +1886,6 @@
	return 0;
	}

	-
	static void mac_del_from_slave(struct mlx4_dev *dev, int slave, u64 mac,
	int port)
	{
	@@ -1849,6 +1938,11 @@
	return err;

	port = !in_port ? get_param_l(out_param) : in_port;
	+ port = mlx4_slave_convert_port(
	+ dev, slave, port);
	+
	+ if (port < 0)
	+ return -EINVAL;
	mac = in_param;

	err = __mlx4_register_mac(dev, port, mac);
	@@ -1874,6 +1968,7 @@
	struct list_head *vlan_list =
	&tracker->slave_list[slave].res_list[RES_VLAN];
	struct vlan_res res, tmp;
	+ struct mlx4_vport_state *vp_admin;

	list_for_each_entry_safe(res, tmp, vlan_list, list) {
	if (res->vlan == vlan && res->port == (u8) port) {
	@@ -1883,7 +1978,15 @@
	}
	}

	- if (mlx4_grant_resource(dev, slave, RES_VLAN, 1, port))
	+ /*
	+ * in VGT+ we allow vlans to be shared cross VFs
	+ * currently resource tracker referes to vf0:vlan5 and vf1:vlan5 as totally different resources,
	+ * which is wrong they actually share the same HW resource,
	+ * which means if all vlans from 0-127 are used by VF0..VF4 and VF5 want to use vlan10 it will fail.
	+ */
	+ vp_admin = &priv->mfunc.master.vf_admin[slave].vport[port];
	+ if (!vp_admin->vgt_policy &&
	+ mlx4_grant_resource(dev, slave, RES_VLAN, 1, port))
	return -EINVAL;
	res = kzalloc(sizeof(*res), GFP_KERNEL);
	if (!res) {
	@@ -1945,20 +2048,24 @@
	u64 in_param, u64 *out_param, int in_port)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_vport_state *s_info;
	struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state;
	- int err = -EINVAL;
	+ int err;
	u16 vlan;
	int vlan_index;
	int port;
	+ struct mlx4_vlan_set_node *vlan_node = NULL;
	+ int found = 0;

	port = !in_port ? get_param_l(out_param) : in_port;

	- if (!port)
	- return err;
	+ if (!port \|\| op != RES_OP_RESERVE_AND_MAP)
	+ return -EINVAL;

	- if (op != RES_OP_RESERVE_AND_MAP)
	- return err;
	+ port = mlx4_slave_convert_port(dev, slave, port);

	+ if (port < 0)
	+ return -EINVAL;
	/* upstream kernels had NOP for reg/unreg vlan. Continue this. */
	if (!in_port && port > 0 && port <= dev->caps.num_ports) {
	slave_state[slave].old_vlan_api = true;
	@@ -1966,6 +2073,22 @@
	}

	vlan = (u16) in_param;
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ if (priv->mfunc.master.vf_oper[slave].vport[port].state.vgt_policy) {
	+ s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state;
	+ list_for_each_entry(vlan_node, &s_info->vlan_set, list) {
	+ if (vlan_node->vlan_id == vlan) {
	+ found = 1;
	+ break;
	+ }
	+ }
	+
	+ if (!found) {
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ return -EPERM;
	+ }
	+ }
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);

	err = __mlx4_register_vlan(dev, port, vlan, &vlan_index);
	if (!err) {
	@@ -1973,6 +2096,8 @@
	err = vlan_add_to_slave(dev, slave, vlan, port, vlan_index);
	if (err)
	__mlx4_unregister_vlan(dev, port, vlan);
	+ if (vlan_node)
	+ vlan_node->vlan_idx = vlan_index;
	}
	return err;
	}
	@@ -1986,6 +2111,12 @@
	if (op != RES_OP_RESERVE)
	return -EINVAL;

	+ if (port != 0)
	+ port = mlx4_slave_convert_port(dev, slave, port);
	+
	+ if (port < 0)
	+ return -EINVAL;
	+
	err = __mlx4_counter_alloc(dev, slave, port, &index);
	if (!err)
	set_param_l(out_param, index);
	@@ -2243,6 +2374,11 @@
	switch (op) {
	case RES_OP_RESERVE_AND_MAP:
	port = !in_port ? get_param_l(out_param) : in_port;
	+ port = mlx4_slave_convert_port(
	+ dev, slave, port);
	+
	+ if (port < 0)
	+ return -EINVAL;
	mac_del_from_slave(dev, slave, in_param, port);
	__mlx4_unregister_mac(dev, port, in_param);
	break;
	@@ -2262,9 +2398,13 @@
	struct mlx4_slave_state *slave_state = priv->mfunc.master.slave_state;
	int err = 0;

	+ port = mlx4_slave_convert_port(dev, slave, port);
	+
	+ if (port < 0)
	+ return -EINVAL;
	switch (op) {
	case RES_OP_RESERVE_AND_MAP:
	- if (slave_state[slave].old_vlan_api == true)
	+ if (slave_state[slave].old_vlan_api)
	return 0;
	if (!port)
	return -EINVAL;
	@@ -2481,18 +2621,16 @@
	if (err)
	return err;

	- /* Currently disable memory windows since this feature isn't tested yet
	- * under virtualization.
	- */
	+ /* Disable memory windows for VFs. */
	if (!mr_is_region(inbox->buf)) {
	- err = -ENOSYS;
	+ err = -EPERM;
	goto ex_abort;
	}

	/* Make sure that the PD bits related to the slave id are zeros. */
	pd = mr_get_pd(inbox->buf);
	pd_slave = (pd >> 17) & 0x7f;
	- if (pd_slave != 0 && pd_slave != slave) {
	+ if (pd_slave != 0 && --pd_slave != slave) {
	err = -EPERM;
	goto ex_abort;
	}
	@@ -2593,12 +2731,34 @@
	if (err)
	return err;

	- if (mpt->com.from_state != RES_MPT_HW) {
	+ if (mpt->com.from_state == RES_MPT_MAPPED) {
	+ /* In order to allow rereg in SRIOV, we need to alter the MPT entry. To do
	+ * that, the VF must read the MPT. But since the MPT entry memory is not
	+ * in the VF's virtual memory space, it must use QUERY_MPT to obtain the
	+ * entry contents. To guarantee that the MPT cannot be changed, the driver
	+ * must perform HW2SW_MPT before this query and return the MPT entry to HW
	+ * ownership fofollowing the change. The change here allows the VF to
	+ * perform QUERY_MPT also when the entry is in SW ownership.
	+ */
	+ struct mlx4_mpt_entry *mpt_entry = mlx4_table_find(
	+ &mlx4_priv(dev)->mr_table.dmpt_table,
	+ mpt->key, NULL);
	+
	+ if (NULL == mpt_entry \|\| NULL == outbox->buf) {
	+ err = -EINVAL;
	+ goto out;
	+ }
	+
	+ memcpy(outbox->buf, mpt_entry, sizeof(*mpt_entry));
	+
	+ err = 0;
	+ } else if (mpt->com.from_state == RES_MPT_HW) {
	+ err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
	+ } else {
	err = -EBUSY;
	goto out;
	}

	- err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd);

	out:
	put_res(dev, slave, id, RES_MPT);
	@@ -2662,7 +2822,6 @@
	qp->sched_queue = 0;
	qp->param3 = 0;
	qp->vlan_control = 0;
	- qp->fvl_rx = 0;
	qp->pri_path_fl = 0;
	qp->vlan_index = 0;
	qp->feup = 0;
	@@ -2775,7 +2934,7 @@
	{
	int err;
	int eqn = vhcr->in_modifier;
	- int res_id = (slave << 8) \| eqn;
	+ int res_id = (slave << 10) \| eqn;
	struct mlx4_eq_context *eqc = inbox->buf;
	int mtt_base = eq_get_mtt_addr(eqc) / dev->caps.mtt_entry_sz;
	int mtt_size = eq_get_mtt_size(eqc);
	@@ -2816,6 +2975,23 @@
	return err;
	}

	+int mlx4_CONFIG_DEV_wrapper(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd)
	+{
	+ int err;
	+ u8 get = vhcr->op_modifier;
	+
	+ if (get != 1)
	+ return -EPERM;
	+
	+ err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
	+
	+ return err;
	+}
	+
	static int get_containing_mtt(struct mlx4_dev *dev, int slave, int start,
	int len, struct res_mtt **res)
	{
	@@ -2840,22 +3016,83 @@
	return err;
	}

	+static int mlx4_allow_untagged(struct list_head *vlan_list)
	+{
	+ struct mlx4_vlan_set_node *vlan;
	+
	+ if (list_empty(vlan_list))
	+ return 0;
	+
	+ list_for_each_entry(vlan, vlan_list, list) {
	+ if (vlan->vlan_id == 0)
	+ return 1;
	+ }
	+ return 0;
	+}
	+
	static int verify_qp_parameters(struct mlx4_dev *dev,
	+ struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	enum qp_transition transition, u8 slave)
	{
	u32 qp_type;
	+ u32 qpn;
	struct mlx4_qp_context *qp_ctx;
	enum mlx4_qp_optpar optpar;
	int port;
	int num_gids;
	+ struct mlx4_priv *priv = mlx4_priv(dev);

	qp_ctx = inbox->buf + 8;
	qp_type = (be32_to_cpu(qp_ctx->flags) >> 16) & 0xff;
	optpar = be32_to_cpu((__be32 ) inbox->buf);
	+ qpn = vhcr->in_modifier & 0x7fffff;
	+
	+ if (slave != mlx4_master_func_num(dev))
	+ qp_ctx->params2 &= ~MLX4_QP_BIT_FPP;
	+
	+ /* Allow INIT2RTR transition for all QP types
	+ * if VGT policy is configured
	+ * for tagged traffic (CV==1) and VLAN index exists or
	+ * for untagged traffic (CV==0) and untagged traffic is allowed
	+ * Put QP into silent drop mode in any other case.
	+ */
	+ if (QP_TRANS_INIT2RTR == transition &&
	+ slave != mlx4_master_func_num(dev)) {
	+ port = (qp_ctx->pri_path.sched_queue >> 6 & 1) + 1;
	+ if (priv->mfunc.master.vf_oper[slave].vport[port].state.vgt_policy &&
	+ !mlx4_is_qp_reserved(dev, qpn)) {
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ /* if QP is intended for tagged traffic
	+ * block untagged and priority tagged traffic
	+ */
	+ if ((qp_ctx->pri_path.fl & MLX4_FL_CV) &&
	+ mlx4_vlan_index_exists(&priv->mfunc.master.vf_oper[slave].vport[port].state.vlan_set,
	+ qp_ctx->pri_path.vlan_index))
	+ qp_ctx->pri_path.vlan_control \|=
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_UNTAGGED \|
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_PRIO_TAGGED;
	+ /* if QP is intended for untagged traffic
	+ * or priority tagged traffic
	+ * block any tagged traffic
	+ */
	+ else if (!(qp_ctx->pri_path.fl & MLX4_FL_CV) &&
	+ mlx4_allow_untagged(&priv->mfunc.master.vf_oper[slave].vport[port].state.vlan_set))
	+ qp_ctx->pri_path.vlan_control \|=
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED;
	+ /* otherwise block all */
	+ else
	+ qp_ctx->pri_path.vlan_control \|=
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_UNTAGGED \|
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_PRIO_TAGGED;
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ }
	+ }

	switch (qp_type) {
	case MLX4_QP_ST_RC:
	+ case MLX4_QP_ST_XRC:
	case MLX4_QP_ST_UC:
	switch (transition) {
	case QP_TRANS_INIT2RTR:
	@@ -2867,7 +3104,7 @@
	if (optpar & MLX4_QP_OPTPAR_PRIMARY_ADDR_PATH) {
	port = (qp_ctx->pri_path.sched_queue >> 6 & 1) + 1;
	if (dev->caps.port_mask[port] != MLX4_PORT_TYPE_IB)
	- num_gids = mlx4_get_slave_num_gids(dev, slave);
	+ num_gids = mlx4_get_slave_num_gids(dev, slave, port);
	else
	num_gids = 1;
	if (qp_ctx->pri_path.mgid_index >= num_gids)
	@@ -2876,7 +3113,7 @@
	if (optpar & MLX4_QP_OPTPAR_ALT_ADDR_PATH) {
	port = (qp_ctx->alt_path.sched_queue >> 6 & 1) + 1;
	if (dev->caps.port_mask[port] != MLX4_PORT_TYPE_IB)
	- num_gids = mlx4_get_slave_num_gids(dev, slave);
	+ num_gids = mlx4_get_slave_num_gids(dev, slave, port);
	else
	num_gids = 1;
	if (qp_ctx->alt_path.mgid_index >= num_gids)
	@@ -2886,8 +3123,21 @@
	default:
	break;
	}
	+ break;

	+ case MLX4_QP_ST_MLX:
	+ port = (qp_ctx->pri_path.sched_queue >> 6 & 1) + 1;
	+ if (transition == QP_TRANS_INIT2RTR &&
	+ slave != mlx4_master_func_num(dev) &&
	+ mlx4_is_qp_reserved(dev, qpn) &&
	+ !mlx4_vf_smi_enabled(dev, slave, port)) {
	+ /* only enabled VFs may create MLX proxy QPs */
	+ mlx4_err(dev, "%s: unprivileged slave %d attempting to create an MLX proxy special QP on port %d\n",
	+ __func__, slave, port);
	+ return -EPERM;
	+ }
	break;
	+
	default:
	break;
	}
	@@ -2940,7 +3190,7 @@
	struct mlx4_cmd_info *cmd)
	{
	int eqn = vhcr->in_modifier;
	- int res_id = eqn \| (slave << 8);
	+ int res_id = eqn \| (slave << 10);
	struct res_eq *eq;
	int err;

	@@ -2997,7 +3247,7 @@
	return 0;

	mutex_lock(&priv->mfunc.master.gen_eqe_mutex[slave]);
	- res_id = (slave << 8) \| event_eq->eqn;
	+ res_id = (slave << 10) \| event_eq->eqn;
	err = get_res(dev, slave, res_id, RES_EQ, &req);
	if (err)
	goto unlock;
	@@ -3020,7 +3270,7 @@

	memcpy(mailbox->buf, (u8 *) eqe, 28);

	- in_modifier = (slave & 0xff) \| ((event_eq->eqn & 0xff) << 16);
	+ in_modifier = (slave & 0xff) \| ((event_eq->eqn & 0x3ff) << 16);

	err = mlx4_cmd(dev, mailbox->dma, in_modifier, 0,
	MLX4_CMD_GEN_EQE, MLX4_CMD_TIME_CLASS_B,
	@@ -3046,7 +3296,7 @@
	struct mlx4_cmd_info *cmd)
	{
	int eqn = vhcr->in_modifier;
	- int res_id = eqn \| (slave << 8);
	+ int res_id = eqn \| (slave << 10);
	struct res_eq *eq;
	int err;

	@@ -3400,6 +3650,39 @@
	return mlx4_GEN_QP_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
	}

	+static int adjust_qp_sched_queue(struct mlx4_dev *dev, int slave,
	+ struct mlx4_qp_context *qpc,
	+ struct mlx4_cmd_mailbox *inbox)
	+{
	+ enum mlx4_qp_optpar optpar = be32_to_cpu((__be32 )inbox->buf);
	+ u8 pri_sched_queue;
	+ int port = mlx4_slave_convert_port(
	+ dev, slave, (qpc->pri_path.sched_queue >> 6 & 1) + 1) - 1;
	+
	+ if (port < 0)
	+ return -EINVAL;
	+
	+ pri_sched_queue = (qpc->pri_path.sched_queue & ~(1 << 6)) \|
	+ ((port & 1) << 6);
	+
	+ if (optpar & MLX4_QP_OPTPAR_PRIMARY_ADDR_PATH \|\|
	+ mlx4_is_eth(dev, port + 1)) {
	+ qpc->pri_path.sched_queue = pri_sched_queue;
	+ }
	+
	+ if (optpar & MLX4_QP_OPTPAR_ALT_ADDR_PATH) {
	+ port = mlx4_slave_convert_port(
	+ dev, slave, (qpc->alt_path.sched_queue >> 6 & 1)
	+ + 1) - 1;
	+ if (port < 0)
	+ return -EINVAL;
	+ qpc->alt_path.sched_queue =
	+ (qpc->alt_path.sched_queue & ~(1 << 6)) \|
	+ (port & 1) << 6;
	+ }
	+ return 0;
	+}
	+
	static int roce_verify_mac(struct mlx4_dev *dev, int slave,
	struct mlx4_qp_context *qpc,
	struct mlx4_cmd_mailbox *inbox)
	@@ -3432,12 +3715,14 @@
	u8 orig_sched_queue;
	__be32 orig_param3 = qpc->param3;
	u8 orig_vlan_control = qpc->pri_path.vlan_control;
	- u8 orig_fvl_rx = qpc->pri_path.fvl_rx;
	u8 orig_pri_path_fl = qpc->pri_path.fl;
	u8 orig_vlan_index = qpc->pri_path.vlan_index;
	u8 orig_feup = qpc->pri_path.feup;

	- err = verify_qp_parameters(dev, inbox, QP_TRANS_INIT2RTR, slave);
	+ err = adjust_qp_sched_queue(dev, slave, qpc, inbox);
	+ if (err)
	+ return err;
	+ err = verify_qp_parameters(dev, vhcr, inbox, QP_TRANS_INIT2RTR, slave);
	if (err)
	return err;

	@@ -3457,12 +3742,9 @@
	goto out;
	}

	- /* do not modify vport QP params for RSS QPs */
	- if (!(qp->qpc_flags & (1 << MLX4_RSS_QPC_FLAG_OFFSET))) {
	- err = update_vport_qp_param(dev, inbox, slave, qpn);
	- if (err)
	- goto out;
	- }
	+ err = update_vport_qp_param(dev, inbox, slave, qpn);
	+ if (err)
	+ goto out;

	err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
	out:
	@@ -3474,7 +3756,6 @@
	qp->sched_queue = orig_sched_queue;
	qp->param3 = orig_param3;
	qp->vlan_control = orig_vlan_control;
	- qp->fvl_rx = orig_fvl_rx;
	qp->pri_path_fl = orig_pri_path_fl;
	qp->vlan_index = orig_vlan_index;
	qp->feup = orig_feup;
	@@ -3492,9 +3773,19 @@
	int err;
	struct mlx4_qp_context *context = inbox->buf + 8;

	- err = verify_qp_parameters(dev, inbox, QP_TRANS_RTR2RTS, slave);
	+ err = adjust_qp_sched_queue(dev, slave, context, inbox);
	if (err)
	return err;
	+ err = verify_qp_parameters(dev, vhcr, inbox, QP_TRANS_RTR2RTS, slave);
	+ if (err)
	+ return err;
	+
	+ if ((dev->caps.roce_mode == MLX4_ROCE_MODE_2) \|\|
	+ (dev->caps.roce_mode == MLX4_ROCE_MODE_1_5_PLUS_2) \|\|
	+ (dev->caps.roce_mode == MLX4_ROCE_MODE_1_PLUS_2)) {
	+ int qpn = vhcr->in_modifier & 0x7fffff;
	+ context->roce_entropy = cpu_to_be16(mlx4_qp_roce_entropy(dev,qpn));
	+ }

	update_pkey_index(dev, slave, inbox);
	update_gid(dev, inbox, (u8)slave);
	@@ -3511,7 +3802,10 @@
	int err;
	struct mlx4_qp_context *context = inbox->buf + 8;

	- err = verify_qp_parameters(dev, inbox, QP_TRANS_RTS2RTS, slave);
	+ err = adjust_qp_sched_queue(dev, slave, context, inbox);
	+ if (err)
	+ return err;
	+ err = verify_qp_parameters(dev, vhcr, inbox, QP_TRANS_RTS2RTS, slave);
	if (err)
	return err;

	@@ -3529,6 +3823,9 @@
	struct mlx4_cmd_info *cmd)
	{
	struct mlx4_qp_context *context = inbox->buf + 8;
	+ int err = adjust_qp_sched_queue(dev, slave, context, inbox);
	+ if (err)
	+ return err;
	adjust_proxy_tun_qkey(dev, vhcr, context);
	return mlx4_GEN_QP_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
	}
	@@ -3542,7 +3839,10 @@
	int err;
	struct mlx4_qp_context *context = inbox->buf + 8;

	- err = verify_qp_parameters(dev, inbox, QP_TRANS_SQD2SQD, slave);
	+ err = adjust_qp_sched_queue(dev, slave, context, inbox);
	+ if (err)
	+ return err;
	+ err = verify_qp_parameters(dev, vhcr, inbox, QP_TRANS_SQD2SQD, slave);
	if (err)
	return err;

	@@ -3561,7 +3861,10 @@
	int err;
	struct mlx4_qp_context *context = inbox->buf + 8;

	- err = verify_qp_parameters(dev, inbox, QP_TRANS_SQD2RTS, slave);
	+ err = adjust_qp_sched_queue(dev, slave, context, inbox);
	+ if (err)
	+ return err;
	+ err = verify_qp_parameters(dev, vhcr, inbox, QP_TRANS_SQD2RTS, slave);
	if (err)
	return err;

	@@ -3664,16 +3967,26 @@
	return err;
	}

	-static int qp_attach(struct mlx4_dev dev, struct mlx4_qp qp, u8 gid[16],
	- int block_loopback, enum mlx4_protocol prot,
	+static int qp_attach(struct mlx4_dev dev, int slave, struct mlx4_qp qp,
	+ u8 gid[16], int block_loopback, enum mlx4_protocol prot,
	enum mlx4_steer_type type, u64 *reg_id)
	{
	switch (dev->caps.steering_mode) {
	- case MLX4_STEERING_MODE_DEVICE_MANAGED:
	- return mlx4_trans_to_dmfs_attach(dev, qp, gid, gid[5],
	+ case MLX4_STEERING_MODE_DEVICE_MANAGED: {
	+ int port = mlx4_slave_convert_port(dev, slave, gid[5]);
	+ if (port < 0)
	+ return port;
	+ return mlx4_trans_to_dmfs_attach(dev, qp, gid, port,
	block_loopback, prot,
	reg_id);
	+ }
	case MLX4_STEERING_MODE_B0:
	+ if (prot == MLX4_PROT_ETH) {
	+ int port = mlx4_slave_convert_port(dev, slave, gid[5]);
	+ if (port < 0)
	+ return port;
	+ gid[5] = port;
	+ }
	return mlx4_qp_attach_common(dev, qp, gid,
	block_loopback, prot, type);
	default:
	@@ -3681,9 +3994,9 @@
	}
	}

	-static int qp_detach(struct mlx4_dev dev, struct mlx4_qp qp, u8 gid[16],
	- enum mlx4_protocol prot, enum mlx4_steer_type type,
	- u64 reg_id)
	+static int qp_detach(struct mlx4_dev dev, struct mlx4_qp qp,
	+ u8 gid[16], enum mlx4_protocol prot,
	+ enum mlx4_steer_type type, u64 reg_id)
	{
	switch (dev->caps.steering_mode) {
	case MLX4_STEERING_MODE_DEVICE_MANAGED:
	@@ -3695,6 +4008,25 @@
	}
	}

	+static int mlx4_adjust_port(struct mlx4_dev *dev, int slave,
	+ u8 *gid, enum mlx4_protocol prot)
	+{
	+ int real_port;
	+
	+ if (prot != MLX4_PROT_ETH)
	+ return 0;
	+
	+ if (dev->caps.steering_mode == MLX4_STEERING_MODE_B0 \|\|
	+ dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) {
	+ real_port = mlx4_slave_convert_port(dev, slave, gid[5]);
	+ if (real_port < 0)
	+ return -EINVAL;
	+ gid[5] = real_port;
	+ }
	+
	+ return 0;
	+}
	+
	int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
	struct mlx4_vhcr *vhcr,
	struct mlx4_cmd_mailbox *inbox,
	@@ -3720,7 +4052,7 @@

	qp.qpn = qpn;
	if (attach) {
	- err = qp_attach(dev, &qp, gid, block_loopback, prot,
	+ err = qp_attach(dev, slave, &qp, gid, block_loopback, prot,
	type, &reg_id);
	if (err) {
	pr_err("Fail to attach rule to qp 0x%x\n", qpn);
	@@ -3730,6 +4062,10 @@
	if (err)
	goto ex_detach;
	} else {
	+ err = mlx4_adjust_port(dev, slave, gid, prot);
	+ if (err)
	+ goto ex_put;
	+
	err = rem_mcg_res(dev, slave, rqp, gid, prot, type, &reg_id);
	if (err)
	goto ex_put;
	@@ -3749,11 +4085,62 @@
	return err;
	}

	+static int validate_vlan_policy(struct mlx4_dev *dev,
	+ u8 port, int slave,
	+ struct mlx4_net_trans_rule_hw_ctrl *ctrl,
	+ struct mlx4_net_trans_rule_hw_eth *ethh,
	+ int *chain_rule)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_vlan_set_node *vlan_node;
	+ struct mlx4_vport_state *s_info;
	+ __be64 mac_msk = cpu_to_be64(MLX4_MAC_MASK << 16);
	+ int found = 0;
	+
	+ s_info = &priv->mfunc.master.vf_oper[slave].vport[port].state;
	+
	+ if (!s_info->vgt_policy)
	+ return 0;
	+
	+ if ((mlx4_mac_to_u64(ethh->dst_mac_msk) == mac_msk) &&
	+ (is_multicast_ether_addr(ethh->dst_mac) \|\|
	+ is_broadcast_ether_addr(ethh->dst_mac)))
	+ return 0;
	+
	+ mutex_lock(&priv->mfunc.master.vlan_set_lock[slave]);
	+ list_for_each_entry(vlan_node, &s_info->vlan_set, list) {
	+ if (cpu_to_be16(vlan_node->vlan_id) == ethh->vlan_tag) {
	+ found = 1;
	+ break;
	+ }
	+ }
	+ mutex_unlock(&priv->mfunc.master.vlan_set_lock[slave]);
	+
	+ /* if requested VLAN is not found in allowed VLANs list - fail */
	+ if (!found) {
	+ if (ethh->vlan_tag_msk == 0 &&
	+ be16_to_cpu(ctrl->prio) == MLX4_DOMAIN_NIC) {
	+ ethh->vlan_tag = 4095;
	+ ethh->vlan_tag_msk = cpu_to_be16(0xfff);
	+ return 0;
	+ }
	+ return -EPERM;
	+ }
	+
	+ if (ethh->vlan_tag_msk == 0) {
	+ ethh->vlan_tag_msk = cpu_to_be16(0xfff);
	+ *chain_rule = 1;
	+ }
	+
	+ return 0;
	+}
	+
	/*
	* MAC validation for Flow Steering rules.
	* VF can attach rules only with a mac address which is assigned to it.
	*/
	-static int validate_eth_header_mac(int slave, struct _rule_hw *eth_header,
	+static int validate_eth_header_mac(int slave,
	+ struct _rule_hw *eth_header,
	struct list_head *rlist)
	{
	struct mac_res res, tmp;
	@@ -3771,6 +4158,25 @@
	eth_header->eth.dst_mac, slave);
	return -EINVAL;
	}
	+
	+ return 0;
	+}
	+
	+static int handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
	+ struct _rule_hw *eth_header)
	+{
	+ if (is_multicast_ether_addr(eth_header->eth.dst_mac) \|\|
	+ is_broadcast_ether_addr(eth_header->eth.dst_mac)) {
	+ struct mlx4_net_trans_rule_hw_eth *eth =
	+ (struct mlx4_net_trans_rule_hw_eth *)eth_header;
	+ struct _rule_hw next_rule = (struct _rule_hw )(eth + 1);
	+ bool last_rule = next_rule->size == 0 && next_rule->id == 0 &&
	+ next_rule->rsvd == 0;
	+
	+ if (last_rule)
	+ ctrl->prio = cpu_to_be16(MLX4_DOMAIN_NIC);
	+ }
	+
	return 0;
	}

	@@ -3780,7 +4186,8 @@
	*/
	static int add_eth_header(struct mlx4_dev *dev, int slave,
	struct mlx4_cmd_mailbox *inbox,
	- struct list_head *rlist, int header_id)
	+ struct list_head *rlist, int header_id,
	+ int *chain_rule)
	{
	struct mac_res res, tmp;
	u8 port;
	@@ -3790,11 +4197,17 @@
	struct mlx4_net_trans_rule_hw_tcp_udp *l4_header;
	__be64 be_mac = 0;
	__be64 mac_msk = cpu_to_be64(MLX4_MAC_MASK << 16);
	+ int err = 0;

	ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf;
	port = ctrl->port;
	eth_header = (struct mlx4_net_trans_rule_hw_eth *)(ctrl + 1);

	+ err = validate_vlan_policy(dev, port, slave, ctrl,
	+ eth_header, chain_rule);
	+ if (err)
	+ return err;
	+
	/* Clear a space in the inbox for eth header */
	switch (header_id) {
	case MLX4_NET_TRANS_RULE_ID_IPV4:
	@@ -3819,7 +4232,7 @@
	}
	}
	if (!be_mac) {
	- pr_err("Failed adding eth header to FS rule, Can't find matching MAC for port %d .\n",
	+ pr_err("Failed adding eth header to FS rule, Can't find matching MAC for port %d\n",
	port);
	return -EINVAL;
	}
	@@ -3831,72 +4244,202 @@
	memcpy(eth_header->dst_mac_msk, &mac_msk, ETH_ALEN);

	return 0;
	-
	}

	-int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
	- struct mlx4_vhcr *vhcr,
	- struct mlx4_cmd_mailbox *inbox,
	- struct mlx4_cmd_mailbox *outbox,
	- struct mlx4_cmd_info *cmd)
	+#define MLX4_UPD_QP_PATH_MASK_SUPPORTED ( \
	+ 1ULL << MLX4_UPD_QP_PATH_MASK_MAC_INDEX \|\
	+ 1ULL << MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_MC_LB)
	+int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd_info)
	{
	-
	- struct mlx4_priv *priv = mlx4_priv(dev);
	- struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker;
	- struct list_head *rlist = &tracker->slave_list[slave].res_list[RES_MAC];
	int err;
	- int qpn;
	+ u32 qpn = vhcr->in_modifier & 0xffffff;
	struct res_qp *rqp;
	- struct mlx4_net_trans_rule_hw_ctrl *ctrl;
	- struct _rule_hw *rule_header;
	- int header_id;
	+ u64 mac;
	+ unsigned port;
	+ u64 pri_addr_path_mask;
	+ struct mlx4_update_qp_context *cmd;
	+ int smac_index;

	- if (dev->caps.steering_mode !=
	- MLX4_STEERING_MODE_DEVICE_MANAGED)
	- return -EOPNOTSUPP;
	+ cmd = (struct mlx4_update_qp_context *)inbox->buf;

	- ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf;
	- qpn = be32_to_cpu(ctrl->qpn) & 0xffffff;
	+ pri_addr_path_mask = be64_to_cpu(cmd->primary_addr_path_mask);
	+ if (cmd->qp_mask \|\| cmd->secondary_addr_path_mask \|\|
	+ (pri_addr_path_mask & ~MLX4_UPD_QP_PATH_MASK_SUPPORTED))
	+ return -EPERM;
	+
	+ if ((pri_addr_path_mask &
	+ (1ULL << MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_MC_LB)) &&
	+ !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB)) {
	+ mlx4_warn(dev,
	+ "Trying to set src check LB for slave %d,"
	+ "but it isn't supported\n",
	+ slave);
	+ return -ENOTSUPP;
	+ }
	+
	+ /* Just change the smac for the QP */
	err = get_res(dev, slave, qpn, RES_QP, &rqp);
	if (err) {
	- pr_err("Steering rule with qpn 0x%x rejected.\n", qpn);
	+ mlx4_err(dev, "Updating qpn 0x%x for slave %d rejected\n", qpn, slave);
	return err;
	}
	- rule_header = (struct _rule_hw *)(ctrl + 1);
	+
	+ port = (rqp->sched_queue >> 6 & 1) + 1;
	+
	+ if (pri_addr_path_mask & (1ULL << MLX4_UPD_QP_PATH_MASK_MAC_INDEX)) {
	+ smac_index = cmd->qp_context.pri_path.grh_mylmc;
	+ err = mac_find_smac_ix_in_slave(dev, slave, port,
	+ smac_index, &mac);
	+
	+ if (err) {
	+ mlx4_err(dev, "Failed to update qpn 0x%x, MAC is invalid. smac_ix: %d\n",
	+ qpn, smac_index);
	+ goto err_mac;
	+ }
	+ }
	+
	+ err = mlx4_cmd(dev, inbox->dma,
	+ vhcr->in_modifier, 0,
	+ MLX4_CMD_UPDATE_QP, MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+ if (err) {
	+ mlx4_err(dev, "Failed to update qpn on qpn 0x%x, command failed\n", qpn);
	+ goto err_mac;
	+ }
	+
	+err_mac:
	+ put_res(dev, slave, qpn, RES_QP);
	+ return err;
	+}
	+
	+static int validate_flow_steering_vf_Spec(struct mlx4_dev *dev, int slave,
	+ struct _rule_hw *rule_header,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ int *chain_rule)
	+{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_resource_tracker *tracker = &priv->mfunc.master.res_tracker;
	+ struct list_head *rlist = &tracker->slave_list[slave].res_list[RES_MAC];
	+ int header_id;
	+ enum mlx4_net_trans_promisc_mode rule_type;
	+ struct mlx4_net_trans_rule_hw_ctrl *ctrl;
	+
	+ ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf;
	+ rule_type = mlx4_map_hw_to_sw_steering_mode(dev, ctrl->type);
	+ if (rule_type != MLX4_FS_REGULAR && rule_type != MLX4_FS_MC_DEFAULT)
	+ return -EPERM;
	+
	+ if (rule_type != MLX4_FS_REGULAR)
	+ return 0;
	+
	header_id = map_hw_to_sw_id(be16_to_cpu(rule_header->id));

	switch (header_id) {
	case MLX4_NET_TRANS_RULE_ID_ETH:
	- if (validate_eth_header_mac(slave, rule_header, rlist)) {
	- err = -EINVAL;
	- goto err_put;
	- }
	+ if (validate_vlan_policy(dev, ctrl->port, slave, ctrl,
	+ &rule_header->eth, chain_rule))
	+ return -EINVAL;
	+ if (validate_eth_header_mac(slave, rule_header, rlist))
	+ return -EINVAL;
	break;
	case MLX4_NET_TRANS_RULE_ID_IB:
	break;
	case MLX4_NET_TRANS_RULE_ID_IPV4:
	case MLX4_NET_TRANS_RULE_ID_TCP:
	case MLX4_NET_TRANS_RULE_ID_UDP:
	- pr_warn("Can't attach FS rule without L2 headers, adding L2 header.\n");
	- if (add_eth_header(dev, slave, inbox, rlist, header_id)) {
	- err = -EINVAL;
	- goto err_put;
	- }
	+ pr_warn("Can't attach FS rule without L2 headers, adding L2 header\n");
	+ if (add_eth_header(dev, slave, inbox, rlist,
	+ header_id, chain_rule))
	+ return -EINVAL;
	+
	vhcr->in_modifier +=
	sizeof(struct mlx4_net_trans_rule_hw_eth) >> 2;
	break;
	default:
	- pr_err("Corrupted mailbox.\n");
	- err = -EINVAL;
	- goto err_put;
	+ pr_err("Corrupted mailbox\n");
	+ return -EINVAL;
	+ }
	+
	+ return 0;
	+}
	+
	+static int mlx4_do_detach_rule(struct mlx4_dev *dev,
	+ struct res_fs_rule *rrule,
	+ int slave,
	+ u64 rule_id)
	+{
	+ struct res_qp *rqp;
	+ struct res_fs_rule *chained_rule;
	+ int err = 0;
	+ u32 qpn = rrule->qpn;
	+
	+ /* First detach chained rule if exists */
	+ if (rrule->chained_rule_id) {
	+ err = get_res(dev, slave, rrule->chained_rule_id,
	+ RES_FS_RULE, &chained_rule);
	+ if (err)
	+ mlx4_err(dev, "Failed to get chained rule for removing\n");
	+
	+ err = mlx4_do_detach_rule(dev, chained_rule, slave,
	+ rrule->chained_rule_id);
	+ if (err)
	+ mlx4_err(dev, "Failed to remove chained rule\n");
	+ rrule->chained_rule_id = 0;
	+ }
	+
	+ /* Release the rule from busy state before removal */
	+ put_res(dev, slave, rule_id, RES_FS_RULE);
	+ err = get_res(dev, slave, qpn, RES_QP, &rqp);
	+ if (err)
	+ goto out;
	+
	+ err = mlx4_cmd(dev, rule_id, 0, 0,
	+ MLX4_QP_FLOW_STEERING_DETACH,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	+ if (!err) {
	+ err = rem_res_range(dev, slave, rule_id,
	+ 1, RES_FS_RULE, 0);
	+ if (err)
	+ mlx4_err(dev, "Failed to remove flow steering rule\n ");
	+ atomic_dec(&rqp->ref_count);
	}
	+ put_res(dev, slave, qpn, RES_QP);
	+
	+out:
	+ return err;
	+}
	+
	+static int mlx4_do_attach_rule(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd,
	+ struct res_qp *rqp,
	+ int chain_rule)
	+{
	+ struct mlx4_net_trans_rule_hw_ctrl *ctrl;
	+ struct _rule_hw *rule_header;
	+ struct res_fs_rule rrule, chained_rule;
	+ int err;
	+ int qpn;
	+ u64 out_param_cached;
	+
	+ ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf;
	+ rule_header = (struct _rule_hw *)(ctrl + 1);
	+ qpn = be32_to_cpu(ctrl->qpn) & 0xffffff;

	err = mlx4_cmd_imm(dev, inbox->dma, &vhcr->out_param,
	vhcr->in_modifier, 0,
	MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	if (err)
	- goto err_put;
	+ goto out;

	err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, qpn);
	if (err) {
	@@ -3905,8 +4448,121 @@
	mlx4_cmd(dev, vhcr->out_param, 0, 0,
	MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	- goto err_put;
	+ goto out;
	+ }
	+
	+ if (chain_rule) {
	+ /* Block all tagged traffic */
	+ rule_header->eth.tag_mode = 0x1;
	+ rule_header->eth.vlan_tag = 0;
	+ rule_header->eth.vlan_tag_msk = 0;
	+
	+ /* Cache out param */
	+ out_param_cached = vhcr->out_param;
	+
	+ /* Get parent rule */
	+ err = get_res(dev, slave, vhcr->out_param, RES_FS_RULE, &rrule);
	+ if (err) {
	+ pr_err("Failed to get parent steering rule for QP 0x%x\n",
	+ qpn);
	+ goto out_detach;
	+ }
	+
	+ /* Attach chained rule */
	+ err = mlx4_do_attach_rule(dev, slave, vhcr, inbox,
	+ outbox, cmd, rqp, 0);
	+ if (err) {
	+ pr_err("Failed to attach chained steering rule for QP 0x%x\n",
	+ qpn);
	+ goto out_chain;
	+ }
	+
	+ /* Mark chained rule as chained to prevent incorrect removal */
	+ err = get_res(dev, slave, vhcr->out_param,
	+ RES_FS_RULE, &chained_rule);
	+ if (err) {
	+ pr_err("Failed to get chained steering rule for QP 0x%x\n",
	+ qpn);
	+ /* Detach chained rule */
	+ err = mlx4_do_detach_rule(dev, chained_rule,
	+ slave, vhcr->out_param);
	+ if (err)
	+ pr_err("Failed to detach chained rule for QP 0x%x\n",
	+ qpn);
	+ goto out_chain;
	+ }
	+ chained_rule->is_chained = 1;
	+ put_res(dev, slave, vhcr->out_param, RES_FS_RULE);
	+ rrule->chained_rule_id = vhcr->out_param;
	+
	+out_chain:
	+ /* Restore out param and put parent rule */
	+ vhcr->out_param = out_param_cached;
	+ put_res(dev, slave, vhcr->out_param, RES_FS_RULE);
	+ return err;
	+
	+out_detach:
	+ /* Detach parent rule */
	+ err = mlx4_do_detach_rule(dev, rrule, slave, vhcr->out_param);
	+ if (err)
	+ pr_err("Failed to detach parent rule for QP 0x%x\n",
	+ qpn);
	+ }
	+out:
	+ return err;
	+}
	+
	+int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
	+ struct mlx4_vhcr *vhcr,
	+ struct mlx4_cmd_mailbox *inbox,
	+ struct mlx4_cmd_mailbox *outbox,
	+ struct mlx4_cmd_info *cmd)
	+{
	+ int err;
	+ int qpn;
	+ struct res_qp *rqp;
	+ struct mlx4_net_trans_rule_hw_ctrl *ctrl;
	+ struct _rule_hw *rule_header;
	+ int header_id;
	+ int chain_rule = 0;
	+
	+ if (dev->caps.steering_mode !=
	+ MLX4_STEERING_MODE_DEVICE_MANAGED)
	+ return -EOPNOTSUPP;
	+
	+ ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf;
	+ ctrl->port = mlx4_slave_convert_port(dev, slave, ctrl->port);
	+ if (ctrl->port <= 0)
	+ return -EINVAL;
	+ qpn = be32_to_cpu(ctrl->qpn) & 0xffffff;
	+ err = get_res(dev, slave, qpn, RES_QP, &rqp);
	+ if (err) {
	+ pr_err("Steering rule with qpn 0x%x rejected\n", qpn);
	+ return err;
	}
	+ rule_header = (struct _rule_hw *)(ctrl + 1);
	+ header_id = map_hw_to_sw_id(be16_to_cpu(rule_header->id));
	+
	+ if (header_id == MLX4_NET_TRANS_RULE_ID_ETH) {
	+ err = handle_eth_header_mcast_prio(ctrl, rule_header);
	+ if (err)
	+ goto err_put;
	+ }
	+
	+ /* validate VF */
	+ if (slave != dev->caps.function) {
	+ err = validate_flow_steering_vf_Spec(dev, slave, rule_header,
	+ vhcr, inbox, &chain_rule);
	+ if (err)
	+ goto err_put;
	+ }
	+
	+ err = mlx4_do_attach_rule(dev, slave, vhcr, inbox,
	+ outbox, cmd, rqp, chain_rule);
	+
	+ if (err)
	+ goto err_put;
	+
	atomic_inc(&rqp->ref_count);
	err_put:
	put_res(dev, slave, qpn, RES_QP);
	@@ -3920,7 +4576,6 @@
	struct mlx4_cmd_info *cmd)
	{
	int err;
	- struct res_qp *rqp;
	struct res_fs_rule *rrule;

	if (dev->caps.steering_mode !=
	@@ -3928,30 +4583,22 @@
	return -EOPNOTSUPP;

	err = get_res(dev, slave, vhcr->in_param, RES_FS_RULE, &rrule);
	- if (err)
	- return err;
	- /* Release the rule form busy state before removal */
	- put_res(dev, slave, vhcr->in_param, RES_FS_RULE);
	- err = get_res(dev, slave, rrule->qpn, RES_QP, &rqp);
	- if (err)
	+ if (err) {
	+ mlx4_err(dev, "Failed to get chained rule for removing\n");
	return err;
	+ }

	- err = mlx4_cmd(dev, vhcr->in_param, 0, 0,
	- MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A,
	- MLX4_CMD_NATIVE);
	- if (!err) {
	- err = rem_res_range(dev, slave, vhcr->in_param, 1, RES_FS_RULE,
	- 0);
	- atomic_dec(&rqp->ref_count);
	-
	- if (err) {
	- mlx4_err(dev, "Fail to remove flow steering resources.\n ");
	- goto out;
	- }
	+ /* Fail if somebody is trying to remove chained rule directly */
	+ if (rrule->is_chained) {
	+ mlx4_err(dev, "Can't remove chained rule directly\n");
	+ put_res(dev, slave, vhcr->in_param, RES_FS_RULE);
	+ return -EPERM;
	}

	-out:
	- put_res(dev, slave, rrule->qpn, RES_QP);
	+ err = mlx4_do_detach_rule(dev, rrule, slave, vhcr->in_param);
	+ if (err)
	+ mlx4_err(dev, "Failed to remove steering rule\n");
	+
	return err;
	}

	@@ -3965,11 +4612,7 @@
	struct mlx4_cmd_mailbox *outbox,
	struct mlx4_cmd_info *cmd)
	{
	- int err;
	-
	- err = mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
	-
	- return err;
	+ return mlx4_DMA_wrapper(dev, slave, vhcr, inbox, outbox, cmd);
	}

	static void detach_qp(struct mlx4_dev dev, int slave, struct res_qp rqp)
	@@ -4014,8 +4657,8 @@
	if (print)
	mlx4_dbg(dev,
	"%s id 0x%llx is busy\n",
	- ResourceType(type),
	- (unsigned long long)r->res_id);
	+ resource_str(type),
	+ (long long)r->res_id);
	++busy;
	} else {
	r->from_state = r->state;
	@@ -4065,8 +4708,8 @@

	err = move_all_busy(dev, slave, RES_QP);
	if (err)
	- mlx4_warn(dev, "rem_slave_qps: Could not move all qps to busy"
	- "for slave %d\n", slave);
	+ mlx4_warn(dev, "rem_slave_qps: Could not move all qps to busy for slave %d\n",
	+ slave);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(qp, tmp, qp_list, com.list) {
	@@ -4104,10 +4747,8 @@
	MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	if (err)
	- mlx4_dbg(dev, "rem_slave_qps: failed"
	- " to move slave %d qpn %d to"
	- " reset\n", slave,
	- qp->local_qpn);
	+ mlx4_dbg(dev, "rem_slave_qps: failed to move slave %d qpn %d to reset\n",
	+ slave, qp->local_qpn);
	atomic_dec(&qp->rcq->ref_count);
	atomic_dec(&qp->scq->ref_count);
	atomic_dec(&qp->mtt->ref_count);
	@@ -4141,8 +4782,8 @@

	err = move_all_busy(dev, slave, RES_SRQ);
	if (err)
	- mlx4_warn(dev, "rem_slave_srqs: Could not move all srqs to "
	- "busy for slave %d\n", slave);
	+ mlx4_warn(dev, "rem_slave_srqs: Could not move all srqs - too busy for slave %d\n",
	+ slave);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(srq, tmp, srq_list, com.list) {
	@@ -4172,9 +4813,7 @@
	MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	if (err)
	- mlx4_dbg(dev, "rem_slave_srqs: failed"
	- " to move slave %d srq %d to"
	- " SW ownership\n",
	+ mlx4_dbg(dev, "rem_slave_srqs: failed to move slave %d srq %d to SW ownership\n",
	slave, srqn);

	atomic_dec(&srq->mtt->ref_count);
	@@ -4209,8 +4848,8 @@

	err = move_all_busy(dev, slave, RES_CQ);
	if (err)
	- mlx4_warn(dev, "rem_slave_cqs: Could not move all cqs to "
	- "busy for slave %d\n", slave);
	+ mlx4_warn(dev, "rem_slave_cqs: Could not move all cqs - too busy for slave %d\n",
	+ slave);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(cq, tmp, cq_list, com.list) {
	@@ -4240,9 +4879,7 @@
	MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	if (err)
	- mlx4_dbg(dev, "rem_slave_cqs: failed"
	- " to move slave %d cq %d to"
	- " SW ownership\n",
	+ mlx4_dbg(dev, "rem_slave_cqs: failed to move slave %d cq %d to SW ownership\n",
	slave, cqn);
	atomic_dec(&cq->mtt->ref_count);
	state = RES_CQ_ALLOCATED;
	@@ -4274,8 +4911,8 @@

	err = move_all_busy(dev, slave, RES_MPT);
	if (err)
	- mlx4_warn(dev, "rem_slave_mrs: Could not move all mpts to "
	- "busy for slave %d\n", slave);
	+ mlx4_warn(dev, "rem_slave_mrs: Could not move all mpts - too busy for slave %d\n",
	+ slave);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(mpt, tmp, mpt_list, com.list) {
	@@ -4310,9 +4947,7 @@
	MLX4_CMD_TIME_CLASS_A,
	MLX4_CMD_NATIVE);
	if (err)
	- mlx4_dbg(dev, "rem_slave_mrs: failed"
	- " to move slave %d mpt %d to"
	- " SW ownership\n",
	+ mlx4_dbg(dev, "rem_slave_mrs: failed to move slave %d mpt %d to SW ownership\n",
	slave, mptn);
	if (mpt->mtt)
	atomic_dec(&mpt->mtt->ref_count);
	@@ -4344,8 +4979,8 @@

	err = move_all_busy(dev, slave, RES_MTT);
	if (err)
	- mlx4_warn(dev, "rem_slave_mtts: Could not move all mtts to "
	- "busy for slave %d\n", slave);
	+ mlx4_warn(dev, "rem_slave_mtts: Could not move all mtts - too busy for slave %d\n",
	+ slave);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(mtt, tmp, mtt_list, com.list) {
	@@ -4443,12 +5078,11 @@
	int state;
	LIST_HEAD(tlist);
	int eqn;
	- struct mlx4_cmd_mailbox *mailbox;

	err = move_all_busy(dev, slave, RES_EQ);
	if (err)
	- mlx4_warn(dev, "rem_slave_eqs: Could not move all eqs to "
	- "busy for slave %d\n", slave);
	+ mlx4_warn(dev, "rem_slave_eqs: Could not move all eqs - too busy for slave %d\n",
	+ slave);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(eq, tmp, eq_list, com.list) {
	@@ -4469,21 +5103,13 @@
	break;

	case RES_EQ_HW:
	- mailbox = mlx4_alloc_cmd_mailbox(dev);
	- if (IS_ERR(mailbox)) {
	- cond_resched();
	- continue;
	- }
	- err = mlx4_cmd_box(dev, slave, 0,
	- eqn & 0xff, 0,
	- MLX4_CMD_HW2SW_EQ,
	- MLX4_CMD_TIME_CLASS_A,
	- MLX4_CMD_NATIVE);
	+ err = mlx4_cmd(dev, slave, eqn & 0x3ff,
	+ 1, MLX4_CMD_HW2SW_EQ,
	+ MLX4_CMD_TIME_CLASS_A,
	+ MLX4_CMD_NATIVE);
	if (err)
	- mlx4_dbg(dev, "rem_slave_eqs: failed"
	- " to move slave %d eqs %d to"
	- " SW ownership\n", slave, eqn);
	- mlx4_free_cmd_mailbox(dev, mailbox);
	+ mlx4_dbg(dev, "rem_slave_eqs: failed to move slave %d eqs %d to SW ownership\n",
	+ slave, eqn & 0x3ff);
	atomic_dec(&eq->mtt->ref_count);
	state = RES_EQ_RESERVED;
	break;
	@@ -4516,8 +5142,8 @@

	err = move_all_busy(dev, slave, RES_XRCD);
	if (err)
	- mlx4_warn(dev, "rem_slave_xrcdns: Could not move all xrcdns to "
	- "busy for slave %d\n", slave);
	+ mlx4_warn(dev, "rem_slave_xrcdns: Could not move all xrcdns - too busy for slave %d\n",
	+ slave);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(xrcd, tmp, xrcdn_list, com.list) {
	@@ -4535,10 +5161,10 @@
	void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave)
	{
	struct mlx4_priv *priv = mlx4_priv(dev);
	-
	+ mlx4_reset_roce_gids(dev, slave);
	mutex_lock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex);
	- rem_slave_macs(dev, slave);
	rem_slave_vlans(dev, slave);
	+ rem_slave_macs(dev, slave);
	rem_slave_fs_rule(dev, slave);
	rem_slave_qps(dev, slave);
	rem_slave_srqs(dev, slave);
	@@ -4551,6 +5177,13 @@
	mutex_unlock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex);
	}

	+static void update_qos_vpp(struct mlx4_update_qp_context *ctx,
	+ struct mlx4_vf_immed_vlan_work *work)
	+{
	+ ctx->qp_mask \|= cpu_to_be64(1ULL << MLX4_UPD_QP_MASK_QOS_VPP);
	+ ctx->qp_context.qos_vport = work->qos_vport;
	+}
	+
	void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work)
	{
	struct mlx4_vf_immed_vlan_work *work =
	@@ -4593,8 +5226,14 @@
	mailbox = mlx4_alloc_cmd_mailbox(dev);
	if (IS_ERR(mailbox))
	goto out;
	-
	- if (!work->vlan_id)
	+ if (work->flags & MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE) /* block all */
	+ vlan_control = MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_PRIO_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_UNTAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_PRIO_TAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED \|
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_TAGGED;
	+ else if (!work->vlan_id)
	vlan_control = MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED \|
	MLX4_VLAN_CTRL_ETH_RX_BLOCK_TAGGED;
	else
	@@ -4603,7 +5242,7 @@
	MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED;

	upd_context = mailbox->buf;
	- upd_context->qp_mask = cpu_to_be64(MLX4_UPD_QP_MASK_VSD);
	+ upd_context->qp_mask = cpu_to_be64(1ULL << MLX4_UPD_QP_MASK_VSD);

	spin_lock_irq(mlx4_tlock(dev));
	list_for_each_entry_safe(qp, tmp, qp_list, com.list) {
	@@ -4629,7 +5268,6 @@
	if (work->vlan_id == MLX4_VGT) {
	upd_context->qp_context.param3 = qp->param3;
	upd_context->qp_context.pri_path.vlan_control = qp->vlan_control;
	- upd_context->qp_context.pri_path.fvl_rx = qp->fvl_rx;
	upd_context->qp_context.pri_path.vlan_index = qp->vlan_index;
	upd_context->qp_context.pri_path.fl = qp->pri_path_fl;
	upd_context->qp_context.pri_path.feup = qp->feup;
	@@ -4639,16 +5277,18 @@
	upd_context->qp_context.param3 = qp->param3 & ~cpu_to_be32(MLX4_STRIP_VLAN);
	upd_context->qp_context.pri_path.vlan_control = vlan_control;
	upd_context->qp_context.pri_path.vlan_index = work->vlan_ix;
	- upd_context->qp_context.pri_path.fvl_rx =
	- qp->fvl_rx \| MLX4_FVL_RX_FORCE_ETH_VLAN;
	upd_context->qp_context.pri_path.fl =
	qp->pri_path_fl \| MLX4_FL_CV \| MLX4_FL_ETH_HIDE_CQE_VLAN;
	upd_context->qp_context.pri_path.feup =
	- qp->feup \| MLX4_FEUP_FORCE_ETH_UP \| MLX4_FVL_FORCE_ETH_VLAN;
	+ qp->feup \| MLX4_FEUP_FORCE_ETH_UP \| MLX4_FVL_FORCE_ETH_VLAN \| MLX4_FVL_RX_FORCE_ETH_VLAN;
	upd_context->qp_context.pri_path.sched_queue =
	qp->sched_queue & 0xC7;
	upd_context->qp_context.pri_path.sched_queue \|=
	((work->qos & 0x7) << 3);
	+
	+ if (dev->caps.flags2 &
	+ MLX4_DEV_CAP_FLAG2_QOS_VPP)
	+ update_qos_vpp(upd_context, work);
	}

	err = mlx4_cmd(dev, mailbox->dma,
	@@ -4656,10 +5296,8 @@
	0, MLX4_CMD_UPDATE_QP,
	MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE);
	if (err) {
	- mlx4_info(dev, "UPDATE_QP failed for slave %d, "
	- "port %d, qpn %d (%d)\n",
	- work->slave, port, qp->local_qpn,
	- err);
	+ mlx4_info(dev, "UPDATE_QP failed for slave %d, port %d, qpn %d (%d)\n",
	+ work->slave, port, qp->local_qpn, err);
	errors++;
	}
	}
	@@ -4683,4 +5321,3 @@
	kfree(work);
	return;
	}
	-
	Index: sys/ofed/drivers/net/mlx4/sense.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/sense.c
	+++ sys/ofed/drivers/net/mlx4/sense.c
	@@ -53,7 +53,7 @@
	}

	if (out_param > 2) {
	- mlx4_err(dev, "Sense returned illegal value: 0x%llx\n", (unsigned long long)out_param);
	+ mlx4_err(dev, "Sense returned illegal value: 0x%llx\n", (long long)out_param);
	return -EINVAL;
	}

	@@ -98,6 +98,10 @@
	enum mlx4_port_type stype[MLX4_MAX_PORTS];

	mutex_lock(&priv->port_mutex);
	+ if (sense->gone != 0) {
	+ mutex_unlock(&priv->port_mutex);
	+ return;
	+ }
	mlx4_do_sense_ports(dev, stype, &dev->caps.port_type[1]);

	if (mlx4_check_port_params(dev, stype))
	@@ -107,9 +111,9 @@
	mlx4_err(dev, "Failed to change port_types\n");

	sense_again:
	- mutex_unlock(&priv->port_mutex);
	queue_delayed_work(mlx4_wq , &sense->sense_poll,
	round_jiffies_relative(MLX4_SENSE_RANGE));
	+ mutex_unlock(&priv->port_mutex);
	}

	void mlx4_start_sense(struct mlx4_dev *dev)
	@@ -120,12 +124,22 @@
	if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP))
	return;

	+ mutex_lock(&priv->port_mutex);
	+ sense->gone = 0;
	queue_delayed_work(mlx4_wq , &sense->sense_poll,
	round_jiffies_relative(MLX4_SENSE_RANGE));
	+ mutex_unlock(&priv->port_mutex);
	}

	void mlx4_stop_sense(struct mlx4_dev *dev)
	{
	+ struct mlx4_priv *priv = mlx4_priv(dev);
	+ struct mlx4_sense *sense = &priv->sense;
	+
	+ mutex_lock(&priv->port_mutex);
	+ sense->gone = 1;
	+ mutex_unlock(&priv->port_mutex);
	+
	cancel_delayed_work_sync(&mlx4_priv(dev)->sense.sense_poll);
	}

	Index: sys/ofed/drivers/net/mlx4/srq.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/srq.c
	+++ sys/ofed/drivers/net/mlx4/srq.c
	@@ -102,11 +102,11 @@
	if (*srqn == -1)
	return -ENOMEM;

	- err = mlx4_table_get(dev, &srq_table->table, *srqn);
	+ err = mlx4_table_get(dev, &srq_table->table, *srqn, GFP_KERNEL);
	if (err)
	goto err_out;

	- err = mlx4_table_get(dev, &srq_table->cmpt_table, *srqn);
	+ err = mlx4_table_get(dev, &srq_table->cmpt_table, *srqn, GFP_KERNEL);
	if (err)
	goto err_put;
	return 0;
	@@ -187,8 +187,6 @@
	}

	srq_context = mailbox->buf;
	- memset(srq_context, 0, sizeof *srq_context);
	-
	srq_context->state_logsize_srqn = cpu_to_be32((ilog2(srq->max) << 24) \|
	srq->srqn);
	srq_context->logstride = srq->wqe_shift - 4;
	Index: sys/ofed/drivers/net/mlx4/sys_tune.c
	===================================================================
	--- sys/ofed/drivers/net/mlx4/sys_tune.c
	+++ /dev/null
	@@ -1,323 +0,0 @@
	-/*
	- * Copyright (c) 2010, 2014 Mellanox Technologies. All rights reserved.
	- *
	- * This software is available to you under a choice of one of two
	- * licenses. You may choose to be licensed under the terms of the GNU
	- * General Public License (GPL) Version 2, available from the file
	- * COPYING in the main directory of this source tree, or the
	- * OpenIB.org BSD license below:
	- *
	- * Redistribution and use in source and binary forms, with or
	- * without modification, are permitted provided that the following
	- * conditions are met:
	- *
	- * - Redistributions of source code must retain the above
	- * copyright notice, this list of conditions and the following
	- * disclaimer.
	- *
	- * - Redistributions in binary form must reproduce the above
	- * copyright notice, this list of conditions and the following
	- * disclaimer in the documentation and/or other materials
	- * provided with the distribution.
	- *
	- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	- * SOFTWARE.
	- *
	- */
	-
	-#include <linux/sched.h>
	-#include <linux/mutex.h>
	-#include <asm/atomic.h>
	-
	-#include "mlx4.h"
	-
	-#if defined(CONFIG_X86) && defined(CONFIG_APM_MODULE)
	-
	-/* Each CPU is put into a group. In most cases, the group number is
	- * equal to the CPU number of one of the CPUs in the group. The
	- * exception is group NR_CPUS which is the default group. This is
	- * protected by sys_tune_startup_mutex. */
	-DEFINE_PER_CPU(int, idle_cpu_group) = NR_CPUS;
	-
	-/* For each group, a count of the number of CPUs in the group which
	- * are known to be busy. A busy CPU might be running the busy loop
	- * below or general kernel code. The count is decremented on entry to
	- * the old pm_idle handler and incremented on exit. The aim is to
	- * avoid the count going to zero or negative. This situation can
	- * occur temporarily during module unload or CPU hot-plug but
	- * normality will be restored when the affected CPUs next exit the
	- * idle loop. */
	-static atomic_t busy_cpu_count[NR_CPUS+1];
	-
	-/* A workqueue item to be executed to cause the CPU to exit from the
	- * idle loop. */
	-DEFINE_PER_CPU(struct work_struct, sys_tune_cpu_work);
	-
	-#define sys_tune_set_state(CPU,STATE) \
	- do { } while(0)
	-
	-
	-/* A mutex to protect most of the module datastructures. */
	-static DEFINE_MUTEX(sys_tune_startup_mutex);
	-
	-/* The old pm_idle handler. */
	-static void (*old_pm_idle)(void) = NULL;
	-
	-static void sys_tune_pm_idle(void)
	-{
	- atomic_t *busy_cpus_ptr;
	- int busy_cpus;
	- int cpu = smp_processor_id();
	-
	- busy_cpus_ptr = &(busy_cpu_count[per_cpu(idle_cpu_group, cpu)]);
	-
	- sys_tune_set_state(cpu, 2);
	-
	- local_irq_enable();
	- while (!need_resched()) {
	- busy_cpus = atomic_read(busy_cpus_ptr);
	-
	- /* If other CPUs in this group are busy then let this
	- * CPU go idle. We mustn't let the number of busy
	- * CPUs drop below 1. */
	- if ( busy_cpus > 1 &&
	- old_pm_idle != NULL &&
	- ( atomic_cmpxchg(busy_cpus_ptr, busy_cpus,
	- busy_cpus-1) == busy_cpus ) ) {
	- local_irq_disable();
	- sys_tune_set_state(cpu, 3);
	- /* This check might not be necessary, but it
	- * seems safest to include it because there
	- * might be a kernel version which requires
	- * it. */
	- if (need_resched())
	- local_irq_enable();
	- else
	- old_pm_idle();
	- /* This CPU is busy again. */
	- sys_tune_set_state(cpu, 1);
	- atomic_add(1, busy_cpus_ptr);
	- return;
	- }
	-
	- cpu_relax();
	- }
	- sys_tune_set_state(cpu, 0);
	-}
	-
	-
	-void sys_tune_work_func(struct work_struct *work)
	-{
	- /* Do nothing. Since this function is running in process
	- * context, the idle thread isn't running on this CPU. */
	-}
	-
	-
	-#ifdef CONFIG_SMP
	-static void sys_tune_smp_call(void *info)
	-{
	- schedule_work(&get_cpu_var(sys_tune_cpu_work));
	- put_cpu_var(sys_tune_cpu_work);
	-}
	-#endif
	-
	-
	-#ifdef CONFIG_SMP
	-static void sys_tune_refresh(void)
	-{
	-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,26)
	- on_each_cpu(&sys_tune_smp_call, NULL, 0, 1);
	-#else
	- on_each_cpu(&sys_tune_smp_call, NULL, 1);
	-#endif
	-}
	-#else
	-static void sys_tune_refresh(void)
	-{
	- /* The current thread is executing on the one and only CPU so
	- * the idle thread isn't running. */
	-}
	-#endif
	-
	-
	-
	-static int sys_tune_cpu_group(int cpu)
	-{
	-#ifdef CONFIG_SMP
	- const cpumask_t *mask;
	- int other_cpu;
	- int group;
	-
	-#if defined(topology_thread_cpumask) && defined(ST_HAVE_EXPORTED_CPU_SIBLING_MAP)
	- /* Keep one hyperthread busy per core. */
	- mask = topology_thread_cpumask(cpu);
	-#else
	- return cpu;
	-#endif
	- for_each_cpu_mask(cpu, *(mask)) {
	- group = per_cpu(idle_cpu_group, other_cpu);
	- if (group != NR_CPUS)
	- return group;
	- }
	-#endif
	-
	- return cpu;
	-}
	-
	-
	-static void sys_tune_add_cpu(int cpu)
	-{
	- int group;
	-
	- /* Do nothing if this CPU has already been added. */
	- if (per_cpu(idle_cpu_group, cpu) != NR_CPUS)
	- return;
	-
	- group = sys_tune_cpu_group(cpu);
	- per_cpu(idle_cpu_group, cpu) = group;
	- atomic_inc(&(busy_cpu_count[group]));
	-
	-}
	-
	-static void sys_tune_del_cpu(int cpu)
	-{
	-
	- int group;
	-
	- if (per_cpu(idle_cpu_group, cpu) == NR_CPUS)
	- return;
	-
	- group = per_cpu(idle_cpu_group, cpu);
	- /* If the CPU was busy, this can cause the count to drop to
	- * zero. To rectify this, we need to cause one of the other
	- * CPUs in the group to exit the idle loop. If the CPU was
	- * not busy then this causes the contribution for this CPU to
	- * go to -1 which can cause the overall count to drop to zero
	- * or go negative. To rectify this situation we need to cause
	- * this CPU to exit the idle loop. */
	- atomic_dec(&(busy_cpu_count[group]));
	- per_cpu(idle_cpu_group, cpu) = NR_CPUS;
	-
	-}
	-
	-
	-static int sys_tune_cpu_notify(struct notifier_block *self,
	- unsigned long action, void *hcpu)
	-{
	- int cpu = (long)hcpu;
	-
	- switch(action) {
	-#ifdef CPU_ONLINE_FROZEN
	- case CPU_ONLINE_FROZEN:
	-#endif
	- case CPU_ONLINE:
	- mutex_lock(&sys_tune_startup_mutex);
	- sys_tune_add_cpu(cpu);
	- mutex_unlock(&sys_tune_startup_mutex);
	- /* The CPU might have already entered the idle loop in
	- * the wrong group. Make sure it exits the idle loop
	- * so that it picks up the correct group. */
	- sys_tune_refresh();
	- break;
	-
	-#ifdef CPU_DEAD_FROZEN
	- case CPU_DEAD_FROZEN:
	-#endif
	- case CPU_DEAD:
	- mutex_lock(&sys_tune_startup_mutex);
	- sys_tune_del_cpu(cpu);
	- mutex_unlock(&sys_tune_startup_mutex);
	- /* The deleted CPU may have been the only busy CPU in
	- * the group. Make sure one of the other CPUs in the
	- * group exits the idle loop. */
	- sys_tune_refresh();
	- break;
	- }
	- return NOTIFY_OK;
	-}
	-
	-
	-static struct notifier_block sys_tune_cpu_nb = {
	- .notifier_call = sys_tune_cpu_notify,
	-};
	-
	-
	-static void sys_tune_ensure_init(void)
	-{
	- BUG_ON (old_pm_idle != NULL);
	-
	- /* Atomically update pm_idle to &sys_tune_pm_idle. The old value
	- * is stored in old_pm_idle before installing the new
	- * handler. */
	- do {
	- old_pm_idle = pm_idle;
	- } while (cmpxchg(&pm_idle, old_pm_idle, &sys_tune_pm_idle) !=
	- old_pm_idle);
	-}
	-#endif
	-
	-void sys_tune_fini(void)
	-{
	-#if defined(CONFIG_X86) && defined(CONFIG_APM_MODULE)
	- void (*old)(void);
	- int cpu;
	-
	- unregister_cpu_notifier(&sys_tune_cpu_nb);
	-
	- mutex_lock(&sys_tune_startup_mutex);
	-
	-
	- old = cmpxchg(&pm_idle, &sys_tune_pm_idle, old_pm_idle);
	-
	- for_each_online_cpu(cpu)
	- sys_tune_del_cpu(cpu);
	-
	- mutex_unlock(&sys_tune_startup_mutex);
	-
	- /* Our handler may still be executing on other CPUs.
	- * Schedule this thread on all CPUs to make sure all
	- * idle threads get interrupted. */
	- sys_tune_refresh();
	-
	- /* Make sure the work item has finished executing on all CPUs.
	- * This in turn ensures that all idle threads have been
	- * interrupted. */
	- flush_scheduled_work();
	-#endif /* CONFIG_X86 */
	-}
	-
	-void sys_tune_init(void)
	-{
	-#if defined(CONFIG_X86) && defined(CONFIG_APM_MODULE)
	- int cpu;
	-
	- for_each_possible_cpu(cpu) {
	- INIT_WORK(&per_cpu(sys_tune_cpu_work, cpu),
	- sys_tune_work_func);
	- }
	-
	- /* Start by registering the handler to ensure we don't miss
	- * any updates. */
	- register_cpu_notifier(&sys_tune_cpu_nb);
	-
	- mutex_lock(&sys_tune_startup_mutex);
	-
	- for_each_online_cpu(cpu)
	- sys_tune_add_cpu(cpu);
	-
	- sys_tune_ensure_init();
	-
	-
	- mutex_unlock(&sys_tune_startup_mutex);
	-
	- /* Ensure our idle handler starts to run. */
	- sys_tune_refresh();
	-#endif
	-}
	-
	Index: sys/ofed/include/linux/mlx4/cmd.h
	===================================================================
	--- sys/ofed/include/linux/mlx4/cmd.h
	+++ sys/ofed/include/linux/mlx4/cmd.h
	@@ -67,8 +67,13 @@
	MLX4_CMD_MAP_ICM_AUX = 0xffc,
	MLX4_CMD_UNMAP_ICM_AUX = 0xffb,
	MLX4_CMD_SET_ICM_SIZE = 0xffd,
	+ MLX4_CMD_ACCESS_REG = 0x3b,
	+ MLX4_CMD_ALLOCATE_VPP = 0x80,
	+ MLX4_CMD_SET_VPORT_QOS = 0x81,
	+
	/master notify fw on finish for slave's flr/
	MLX4_CMD_INFORM_FLR_DONE = 0x5b,
	+ MLX4_CMD_VIRT_PORT_MAP = 0x5c,
	MLX4_CMD_GET_OP_REQ = 0x59,

	/* TPT commands */
	@@ -116,6 +121,7 @@
	/* special QP and management commands */
	MLX4_CMD_CONF_SPECIAL_QP = 0x23,
	MLX4_CMD_MAD_IFC = 0x24,
	+ MLX4_CMD_MAD_DEMUX = 0x203,

	/* multicast commands */
	MLX4_CMD_READ_MCG = 0x25,
	@@ -125,6 +131,7 @@
	/* miscellaneous commands */
	MLX4_CMD_DIAG_RPRT = 0x30,
	MLX4_CMD_NOP = 0x31,
	+ MLX4_CMD_CONFIG_DEV = 0x3a,
	MLX4_CMD_ACCESS_MEM = 0x2e,
	MLX4_CMD_SET_VEP = 0x52,

	@@ -158,6 +165,9 @@
	MLX4_QP_FLOW_STEERING_ATTACH = 0x65,
	MLX4_QP_FLOW_STEERING_DETACH = 0x66,
	MLX4_FLOW_STEERING_IB_UC_QP_RANGE = 0x64,
	+
	+ /* Update and read QCN parameters */
	+ MLX4_CMD_CONGESTION_CTRL_OPCODE = 0x68,
	};

	enum {
	@@ -167,20 +177,41 @@
	};

	enum {
	+ /* virtual to physical port mapping opcode modifiers */
	+ MLX4_GET_PORT_VIRT2PHY = 0x0,
	+ MLX4_SET_PORT_VIRT2PHY = 0x1,
	+};
	+
	+enum {
	MLX4_MAILBOX_SIZE = 4096,
	MLX4_ACCESS_MEM_ALIGN = 256,
	};

	enum {
	- /* set port opcode modifiers */
	- MLX4_SET_PORT_GENERAL = 0x0,
	- MLX4_SET_PORT_RQP_CALC = 0x1,
	- MLX4_SET_PORT_MAC_TABLE = 0x2,
	- MLX4_SET_PORT_VLAN_TABLE = 0x3,
	- MLX4_SET_PORT_PRIO_MAP = 0x4,
	- MLX4_SET_PORT_GID_TABLE = 0x5,
	- MLX4_SET_PORT_PRIO2TC = 0x8,
	- MLX4_SET_PORT_SCHEDULER = 0x9
	+ /* Set port opcode modifiers */
	+ MLX4_SET_PORT_IB_OPCODE = 0x0,
	+ MLX4_SET_PORT_ETH_OPCODE = 0x1,
	+ MLX4_SET_PORT_BEACON_OPCODE = 0x4,
	+};
	+
	+enum {
	+ /* Set port Ethernet input modifiers */
	+ MLX4_SET_PORT_GENERAL = 0x0,
	+ MLX4_SET_PORT_RQP_CALC = 0x1,
	+ MLX4_SET_PORT_MAC_TABLE = 0x2,
	+ MLX4_SET_PORT_VLAN_TABLE = 0x3,
	+ MLX4_SET_PORT_PRIO_MAP = 0x4,
	+ MLX4_SET_PORT_GID_TABLE = 0x5,
	+ MLX4_SET_PORT_PRIO2TC = 0x8,
	+ MLX4_SET_PORT_SCHEDULER = 0x9,
	+ MLX4_SET_PORT_VXLAN = 0xB,
	+ MLX4_SET_PORT_ROCE_ADDR = 0xD
	+};
	+
	+enum {
	+ MLX4_CMD_MAD_DEMUX_CONFIG = 0,
	+ MLX4_CMD_MAD_DEMUX_QUERY_STATE = 1,
	+ MLX4_CMD_MAD_DEMUX_QUERY_RESTR = 2, /* Query mad demux restrictions */
	};

	enum {
	@@ -188,6 +219,12 @@
	MLX4_CMD_NATIVE
	};

	+struct mlx4_config_dev_params {
	+ u16 vxlan_udp_dport;
	+ u8 rx_csum_flags_port_1;
	+ u8 rx_csum_flags_port_2;
	+};
	+
	struct mlx4_dev;

	struct mlx4_cmd_mailbox {
	@@ -195,6 +232,12 @@
	dma_addr_t dma;
	};

	+struct mlx4_vlan_set_node {
	+ struct list_head list;
	+ u16 vlan_idx;
	+ u16 vlan_id;
	+};
	+
	int __mlx4_cmd(struct mlx4_dev dev, u64 in_param, u64 out_param,
	int out_is_imm, u32 in_modifier, u8 op_modifier,
	u16 op, unsigned long timeout, int native);
	@@ -233,26 +276,35 @@
	struct mlx4_cmd_mailbox mlx4_alloc_cmd_mailbox(struct mlx4_dev dev);
	void mlx4_free_cmd_mailbox(struct mlx4_dev dev, struct mlx4_cmd_mailbox mailbox);

	+#define MLX4_MAX_VLAN_SET_SIZE 128
	+
	+ssize_t mlx4_get_vf_vlan_set(struct mlx4_dev dev, int port, int vf, char buf);
	+int mlx4_set_vf_vlan_next(struct mlx4_dev *dev, int port, int vf, u16 vlan_id);
	+int mlx4_reset_vlan_policy(struct mlx4_dev *dev, int port, int vf);
	+int mlx4_vlan_index_exists(struct list_head *vlan_list, u16 vlan_id);
	+int mlx4_vlan_blocked(struct mlx4_dev *dev, int port, int vf, u16 vlan_id);
	u32 mlx4_comm_get_version(void);
	-int mlx4_set_vf_mac(struct mlx4_dev dev, int port, int vf, u8 mac);
	+int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac);
	int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos);
	+int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate,
	+ int max_tx_rate);
	int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting);
	int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state);
	int mlx4_get_vf_link_state(struct mlx4_dev *dev, int port, int vf);
	+int mlx4_config_dev_retrieval(struct mlx4_dev *dev,
	+ struct mlx4_config_dev_params *params);
	+void mlx4_cmd_wake_completions(struct mlx4_dev *dev);
	+void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev);
	+ssize_t mlx4_get_vf_rate(struct mlx4_dev dev, int port, int vf, char buf);
	/*
	* mlx4_get_slave_default_vlan -
	- * retrun true if VST ( default vlan)
	- * if VST will fill vlan & qos (if not NULL)
	+ * return true if VST ( default vlan)
	+ * if VST, will return vlan & qos (if not NULL)
	*/
	-bool mlx4_get_slave_default_vlan(struct mlx4_dev dev, int port, int slave, u16 vlan, u8 *qos);
	-
	-enum {
	- IFLA_VF_LINK_STATE_AUTO, /* link state of the uplink */
	- IFLA_VF_LINK_STATE_ENABLE, /* link always up */
	- IFLA_VF_LINK_STATE_DISABLE, /* link always down */
	- __IFLA_VF_LINK_STATE_MAX,
	-};
	+bool mlx4_get_slave_default_vlan(struct mlx4_dev *dev, int port, int slave,
	+ u16 vlan, u8 qos);

	#define MLX4_COMM_GET_IF_REV(cmd_chan_ver) (u8)((cmd_chan_ver) >> 8)
	+#define COMM_CHAN_EVENT_INTERNAL_ERR (1 << 17)

	#endif /* MLX4_CMD_H */
	Index: sys/ofed/include/linux/mlx4/cq.h
	===================================================================
	--- sys/ofed/include/linux/mlx4/cq.h
	+++ sys/ofed/include/linux/mlx4/cq.h
	@@ -95,7 +95,13 @@
	} __packed;

	enum {
	- MLX4_CQE_VLAN_PRESENT_MASK = 1 << 29,
	+ MLX4_CQE_L2_TUNNEL_IPOK = 1 << 31,
	+ MLX4_CQE_CVLAN_PRESENT_MASK = 1 << 29,
	+ MLX4_CQE_SVLAN_PRESENT_MASK = 1 << 30,
	+ MLX4_CQE_L2_TUNNEL = 1 << 27,
	+ MLX4_CQE_L2_TUNNEL_CSUM = 1 << 26,
	+ MLX4_CQE_L2_TUNNEL_IPV4 = 1 << 25,
	+
	MLX4_CQE_QPN_MASK = 0xffffff,
	MLX4_CQE_VID_MASK = 0xfff,
	};
	@@ -103,6 +109,7 @@
	enum {
	MLX4_CQE_OWNER_MASK = 0x80,
	MLX4_CQE_IS_SEND_MASK = 0x40,
	+ MLX4_CQE_IS_RECV_MASK = 0x20,
	MLX4_CQE_OPCODE_MASK = 0x1f
	};

	Index: sys/ofed/include/linux/mlx4/device.h
	===================================================================
	--- sys/ofed/include/linux/mlx4/device.h
	+++ sys/ofed/include/linux/mlx4/device.h
	@@ -39,20 +39,21 @@
	#include <linux/types.h>
	#include <linux/bitops.h>
	#include <linux/workqueue.h>
	+#include <linux/if_ether.h>
	+#include <linux/mutex.h>
	+
	#include <asm/atomic.h>

	#include <linux/clocksource.h>

	+#define DEFAULT_UAR_PAGE_SHIFT 12
	+
	#define MAX_MSIX_P_PORT 17
	-#define MAX_MSIX 64
	-#define MSIX_LEGACY_SZ 4
	+#define MAX_MSIX 1024
	#define MIN_MSIX_P_PORT 5
	+#define MLX4_IS_LEGACY_EQ_MODE(dev_cap) ((dev_cap).num_comp_vectors < \
	+ (dev_cap).num_ports * MIN_MSIX_P_PORT)

	-#define MLX4_ROCE_MAX_GIDS 128
	-#define MLX4_ROCE_PF_GIDS 16
	-
	-#define MLX4_NUM_UP 8
	-#define MLX4_NUM_TC 8
	#define MLX4_MAX_100M_UNITS_VAL 255 /*
	* work around: can't set values
	* greater then this value when
	@@ -62,7 +63,43 @@
	#define MLX4_RATELIMIT_1G_UNITS 4 /* 1 Gbps */
	#define MLX4_RATELIMIT_DEFAULT 0x00ff

	-#define CORE_CLOCK_MASK 0xffffffffffffULL
	+#define MLX4_GID_LEN 16
	+#define MLX4_ROCE_MAX_GIDS 128
	+#define MLX4_ROCE_PF_GIDS 16
	+
	+#if defined(__i386__) \|\| defined(__amd64__)
	+static inline bool mlx4_arch_bf_support(void)
	+{
	+ return true;
	+}
	+#else
	+static inline bool mlx4_arch_bf_support(void)
	+{
	+ return false;
	+}
	+#endif
	+
	+/*
	+ * MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP -
	+ * Receive checksum value is reported in CQE also for non TCP/UDP packets.
	+ *
	+ * MLX4_RX_CSUM_MODE_L4 -
	+ * L4_CSUM bit in CQE, which indicates whether or not L4 checksum
	+ * was validated correctly, is supported.
	+ *
	+ * MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP -
	+ * IP_OK CQE's field is supported also for non TCP/UDP IP packets.
	+ *
	+ * MLX4_RX_CSUM_MODE_MULTI_VLAN -
	+ * Receive Checksum offload is supported for packets with
	+ * more than 2 vlan headers.
	+ */
	+enum mlx4_rx_csum_mode {
	+ MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP = 1UL << 0,
	+ MLX4_RX_CSUM_MODE_L4 = 1UL << 1,
	+ MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP = 1UL << 2,
	+ MLX4_RX_CSUM_MODE_MULTI_VLAN = 1UL << 3
	+};

	enum {
	MLX4_FLAG_MSI_X = 1 << 0,
	@@ -71,7 +108,9 @@
	MLX4_FLAG_SLAVE = 1 << 3,
	MLX4_FLAG_SRIOV = 1 << 4,
	MLX4_FLAG_DEV_NUM_STR = 1 << 5,
	- MLX4_FLAG_OLD_REG_MAC = 1 << 6,
	+ MLX4_FLAG_OLD_REG_MAC = 1 << 6,
	+ MLX4_FLAG_BONDED = 1 << 7,
	+ MLX4_FLAG_SECURE_HOST = 1 << 8,
	};

	enum {
	@@ -81,7 +120,8 @@

	enum {
	MLX4_MAX_PORTS = 2,
	- MLX4_MAX_PORT_PKEYS = 128
	+ MLX4_MAX_PORT_PKEYS = 128,
	+ MLX4_MAX_PORT_GIDS = 128
	};

	/* base qkey for use in sriov tunnel-qp/proxy-qp communication.
	@@ -98,8 +138,9 @@

	enum {
	MLX4_MAX_NUM_PF = 16,
	- MLX4_MAX_NUM_VF = 64,
	- MLX4_MFUNC_MAX = 80,
	+ MLX4_MAX_NUM_VF = 126,
	+ MLX4_MAX_NUM_VF_P_PORT = 64,
	+ MLX4_MFUNC_MAX = 128,
	MLX4_MAX_EQ_NUM = 1024,
	MLX4_MFUNC_EQ_NUM = 4,
	MLX4_MFUNC_MAX_EQES = 8,
	@@ -119,6 +160,21 @@
	MLX4_STEERING_MODE_DEVICE_MANAGED
	};

	+enum {
	+ MLX4_STEERING_DMFS_A0_DEFAULT,
	+ MLX4_STEERING_DMFS_A0_DYNAMIC,
	+ MLX4_STEERING_DMFS_A0_STATIC,
	+ MLX4_STEERING_DMFS_A0_DISABLE,
	+ MLX4_STEERING_DMFS_A0_NOT_SUPPORTED
	+};
	+
	+enum {
	+ MLX4_STEERING_ATTR_DMFS_IPOIB = (1UL << 0),
	+ MLX4_STEERING_ATTR_DMFS_EN = (1UL << 1),
	+ MLX4_STEERING_ATTR_IB_IGNORE_SIP = (1UL << 2),
	+ MLX4_STEERING_ATTR_ETH_IGNORE_SIP = (1UL << 3),
	+};
	+
	static inline const char *mlx4_steering_mode_str(int steering_mode)
	{
	switch (steering_mode) {
	@@ -137,6 +193,11 @@
	}

	enum {
	+ MLX4_TUNNEL_OFFLOAD_MODE_NONE,
	+ MLX4_TUNNEL_OFFLOAD_MODE_VXLAN
	+};
	+
	+enum {
	MLX4_DEV_CAP_FLAG_RC = 1LL << 0,
	MLX4_DEV_CAP_FLAG_UC = 1LL << 1,
	MLX4_DEV_CAP_FLAG_UD = 1LL << 2,
	@@ -164,12 +225,14 @@
	MLX4_DEV_CAP_FLAG_CROSS_CHANNEL = 1LL << 44,
	MLX4_DEV_CAP_FLAG_COUNTERS = 1LL << 48,
	MLX4_DEV_CAP_FLAG_COUNTERS_EXT = 1LL << 49,
	- MLX4_DEV_CAP_FLAG_SET_PORT_ETH_SCHED = 1LL << 53,
	+ MLX4_DEV_CAP_FLAG_RSS_IP_FRAG = 1LL << 52,
	+ MLX4_DEV_CAP_FLAG_SET_ETH_SCHED = 1LL << 53,
	MLX4_DEV_CAP_FLAG_SENSE_SUPPORT = 1LL << 55,
	MLX4_DEV_CAP_FLAG_FAST_DROP = 1LL << 57,
	MLX4_DEV_CAP_FLAG_PORT_MNG_CHG_EV = 1LL << 59,
	MLX4_DEV_CAP_FLAG_64B_EQE = 1LL << 61,
	- MLX4_DEV_CAP_FLAG_64B_CQE = 1LL << 62
	+ MLX4_DEV_CAP_FLAG_64B_CQE = 1LL << 62,
	+ MLX4_DEV_CAP_FLAG_R_ROCE = 1LL << 63
	};

	enum {
	@@ -177,28 +240,57 @@
	MLX4_DEV_CAP_FLAG2_RSS_TOP = 1LL << 1,
	MLX4_DEV_CAP_FLAG2_RSS_XOR = 1LL << 2,
	MLX4_DEV_CAP_FLAG2_FS_EN = 1LL << 3,
	- MLX4_DEV_CAP_FLAG2_FSM = 1LL << 4,
	- MLX4_DEV_CAP_FLAG2_VLAN_CONTROL = 1LL << 5,
	- MLX4_DEV_CAP_FLAG2_UPDATE_QP = 1LL << 6,
	- MLX4_DEV_CAP_FLAG2_LB_SRC_CHK = 1LL << 7,
	- MLX4_DEV_CAP_FLAG2_DMFS_IPOIB = 1LL << 8,
	- MLX4_DEV_CAP_FLAG2_ETS_CFG = 1LL << 9,
	- MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP = 1LL << 10,
	- MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN = 1LL << 11,
	- MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT = 1LL << 12,
	- MLX4_DEV_CAP_FLAG2_TS = 1LL << 13,
	- MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW = 1LL << 14,
	- MLX4_DEV_CAP_FLAG2_REASSIGN_MAC_EN = 1LL << 15,
	- MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS = 1LL << 16,
	- MLX4_DEV_CAP_FLAG2_FS_EN_NCSI = 1LL << 17,
	+ MLX4_DEV_CAP_FLAG2_REASSIGN_MAC_EN = 1LL << 4,
	+ MLX4_DEV_CAP_FLAG2_TS = 1LL << 5,
	+ MLX4_DEV_CAP_FLAG2_VLAN_CONTROL = 1LL << 6,
	+ MLX4_DEV_CAP_FLAG2_FSM = 1LL << 7,
	+ MLX4_DEV_CAP_FLAG2_UPDATE_QP = 1LL << 8,
	+ MLX4_DEV_CAP_FLAG2_DMFS_IPOIB = 1LL << 9,
	+ MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS = 1LL << 10,
	+ MLX4_DEV_CAP_FLAG2_MAD_DEMUX = 1LL << 11,
	+ MLX4_DEV_CAP_FLAG2_CQE_STRIDE = 1LL << 12,
	+ MLX4_DEV_CAP_FLAG2_EQE_STRIDE = 1LL << 13,
	+ MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL = 1LL << 14,
	+ MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP = 1LL << 15,
	+ MLX4_DEV_CAP_FLAG2_CONFIG_DEV = 1LL << 16,
	+ MLX4_DEV_CAP_FLAG2_SYS_EQS = 1LL << 17,
	MLX4_DEV_CAP_FLAG2_80_VFS = 1LL << 18,
	- MLX4_DEV_CAP_FLAG2_DMFS_TAG_MODE = 1LL << 19,
	- MLX4_DEV_CAP_FLAG2_ROCEV2 = 1LL << 20,
	- MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL = 1LL << 21,
	- MLX4_DEV_CAP_FLAG2_CQE_STRIDE = 1LL << 22,
	- MLX4_DEV_CAP_FLAG2_EQE_STRIDE = 1LL << 23,
	- MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB = 1LL << 24,
	- MLX4_DEV_CAP_FLAG2_RX_CSUM_MODE = 1LL << 25,
	+ MLX4_DEV_CAP_FLAG2_FS_A0 = 1LL << 19,
	+ MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT = 1LL << 20,
	+ MLX4_DEV_CAP_FLAG2_PORT_REMAP = 1LL << 21,
	+ MLX4_DEV_CAP_FLAG2_ROCEV2 = 1LL << 22,
	+ MLX4_DEV_CAP_FLAG2_UPDATE_QP_SRC_CHECK_LB = 1LL << 23,
	+ MLX4_DEV_CAP_FLAG2_RX_CSUM_MODE = 1LL << 24,
	+ MLX4_DEV_CAP_FLAG2_MODIFY_PARSER = 1LL << 25,
	+ MLX4_DEV_CAP_FLAG2_LB_SRC_CHK = 1LL << 26,
	+ MLX4_DEV_CAP_FLAG2_ETS_CFG = 1LL << 27,
	+ MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN = 1LL << 28,
	+ MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW = 1LL << 29,
	+ MLX4_DEV_CAP_FLAG2_FS_EN_NCSI = 1LL << 30,
	+ MLX4_DEV_CAP_FLAG2_DMFS_TAG_MODE = 1LL << 31,
	+ MLX4_DEV_CAP_FLAG2_ROCE_V1_V2 = 1LL << 32,
	+ MLX4_DEV_CAP_FLAG2_QCN = 1LL << 33,
	+ MLX4_DEV_CAP_FLAG2_DISABLE_SIP_CHECK = 1ULL << 34,
	+ MLX4_DEV_CAP_FLAG2_QOS_VPP = 1ULL << 35,
	+ MLX4_DEV_CAP_FLAG2_PORT_BEACON = 1ULL << 36,
	+ MLX4_DEV_CAP_FLAG2_IGNORE_FCS = 1ULL << 37,
	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ MLX4_DEV_CAP_FLAG2_WQE_FORMAT = 1ULL << 38,
	+#endif
	+ MLX4_DEV_CAP_FLAG2_PHV_EN = 1ULL << 39,
	+ MLX4_DEV_CAP_FLAG2_SKIP_OUTER_VLAN = 1ULL << 40,
	+ MLX4_DEV_CAP_FLAG2_SW_CQ_INIT = 1ULL << 41,
	+ MLX4_DEV_CAP_FLAG2_SL_TO_VL_CHANGE_EVENT = 1ULL << 42,
	+};
	+
	+enum {
	+ MLX4_QUERY_FUNC_FLAGS_BF_RES_QP = 1LL << 0,
	+ MLX4_QUERY_FUNC_FLAGS_A0_RES_QP = 1LL << 1,
	+ MLX4_QUERY_FUNC_FLAGS_ROCE_ADDR = 1LL << 2
	+};
	+
	+enum {
	+ MLX4_VF_CAP_FLAG_RESET = 1 << 0
	};

	/* bit enums for an 8-bit flags field indicating special use
	@@ -210,7 +302,8 @@
	* This enum may use only bits 0..7.
	*/
	enum {
	- MLX4_RESERVE_BF_QP = 1 << 7,
	+ MLX4_RESERVE_A0_QP = 1 << 6,
	+ MLX4_RESERVE_ETH_BF_QP = 1 << 7,
	};

	enum {
	@@ -219,27 +312,48 @@

	enum {
	MLX4_DEV_CAP_64B_EQE_ENABLED = 1LL << 0,
	- MLX4_DEV_CAP_64B_CQE_ENABLED = 1LL << 1
	+ MLX4_DEV_CAP_64B_CQE_ENABLED = 1LL << 1,
	+ MLX4_DEV_CAP_CQE_STRIDE_ENABLED = 1LL << 2,
	+ MLX4_DEV_CAP_EQE_STRIDE_ENABLED = 1LL << 3
	};

	enum {
	- MLX4_USER_DEV_CAP_64B_CQE = 1L << 0
	+ MLX4_USER_DEV_CAP_LARGE_CQE = 1L << 0,
	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ MLX4_USER_DEV_CAP_WQE_FORMAT = 1L << 1
	+#endif
	};

	enum {
	- MLX4_FUNC_CAP_64B_EQE_CQE = 1L << 0
	+ MLX4_FUNC_CAP_64B_EQE_CQE = 1L << 0,
	+ MLX4_FUNC_CAP_EQE_CQE_STRIDE = 1L << 1,
	+ MLX4_FUNC_CAP_DMFS_A0_STATIC = 1L << 2
	};


	#define MLX4_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)

	enum {
	- MLX4_BMME_FLAG_WIN_TYPE_2B = 1 << 1,
	+ MLX4_BMME_FLAG_WIN_TYPE_2B = 1 << 1,
	MLX4_BMME_FLAG_LOCAL_INV = 1 << 6,
	MLX4_BMME_FLAG_REMOTE_INV = 1 << 7,
	MLX4_BMME_FLAG_TYPE_2_WIN = 1 << 9,
	MLX4_BMME_FLAG_RESERVED_LKEY = 1 << 10,
	MLX4_BMME_FLAG_FAST_REG_WR = 1 << 11,
	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ MLX4_BMME_FLAG_WQE_FORMAT = 1 << 17,
	+#endif
	+ MLX4_BMME_FLAG_ROCE_V1_V2 = 1 << 19,
	+ MLX4_BMME_FLAG_PORT_REMAP = 1 << 24,
	+ MLX4_BMME_FLAG_VSD_INIT2RTR = 1 << 28,
	+};
	+
	+enum {
	+ MLX4_FLAG_PORT_REMAP = MLX4_BMME_FLAG_PORT_REMAP
	+};
	+
	+enum {
	+ MLX4_FLAG_ROCE_V1_V2 = MLX4_BMME_FLAG_ROCE_V1_V2
	};

	enum mlx4_event {
	@@ -277,8 +391,9 @@
	};

	enum {
	- MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_BAD_CABLE = 1,
	- MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_UNSUPPORTED_CABLE = 2,
	+ MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_BAD_CABLE = 1,
	+ MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_UNSUPPORTED_CABLE = 2,
	+ MLX4_RECOVERABLE_ERROR_EVENT_SUBTYPE_BAD_UNREADABLE_EEPROM = 4,
	};

	enum {
	@@ -311,6 +426,7 @@
	MLX4_PERM_REMOTE_WRITE = 1 << 13,
	MLX4_PERM_ATOMIC = 1 << 14,
	MLX4_PERM_BIND_MW = 1 << 15,
	+ MLX4_PERM_MASK = 0xFC00
	};

	enum {
	@@ -351,6 +467,11 @@
	MLX4_PROT_FCOE
	};

	+enum mlx4_flow_roce_type {
	+ MLX4_FLOW_SPEC_IB_ROCE_TYPE_IPV6 = 0,
	+ MLX4_FLOW_SPEC_IB_ROCE_TYPE_IPV4
	+};
	+
	enum {
	MLX4_MTT_FLAG_PRESENT = 1
	};
	@@ -361,6 +482,8 @@

	enum mlx4_qp_region {
	MLX4_QP_REGION_FW = 0,
	+ MLX4_QP_REGION_RSS_RAW_ETH,
	+ MLX4_QP_REGION_BOTTOM = MLX4_QP_REGION_RSS_RAW_ETH,
	MLX4_QP_REGION_ETH_ADDR,
	MLX4_QP_REGION_FC_ADDR,
	MLX4_QP_REGION_FC_EXCH,
	@@ -399,6 +522,7 @@
	MLX4_DEV_PMC_SUBTYPE_GUID_INFO = 0x14,
	MLX4_DEV_PMC_SUBTYPE_PORT_INFO = 0x15,
	MLX4_DEV_PMC_SUBTYPE_PKEY_TABLE = 0x16,
	+ MLX4_DEV_PMC_SUBTYPE_SL_TO_VL_MAP = 0x17,
	};

	/* Port mgmt change event handling */
	@@ -410,16 +534,59 @@
	MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK = 1 << 4,
	};

	+union sl2vl_tbl_to_u64 {
	+ u8 sl8[8];
	+ u64 sl64;
	+};
	+
	+enum {
	+ MLX4_DEVICE_STATE_UP = 1 << 0,
	+ MLX4_DEVICE_STATE_INTERNAL_ERROR = 1 << 1,
	+};
	+
	+enum {
	+ MLX4_INTERFACE_STATE_UP = 1 << 0,
	+ MLX4_INTERFACE_STATE_DELETION = 1 << 1,
	+};
	+
	#define MSTR_SM_CHANGE_MASK (MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK \| \
	MLX4_EQ_PORT_INFO_MSTR_SM_LID_CHANGE_MASK)

	enum mlx4_module_id {
	- MLX4_MODULE_ID_SFP = 0x3,
	- MLX4_MODULE_ID_QSFP = 0xC,
	- MLX4_MODULE_ID_QSFP_PLUS = 0xD,
	- MLX4_MODULE_ID_QSFP28 = 0x11,
	+ MLX4_MODULE_ID_SFP = 0x3,
	+ MLX4_MODULE_ID_QSFP = 0xC,
	+ MLX4_MODULE_ID_QSFP_PLUS = 0xD,
	+ MLX4_MODULE_ID_QSFP28 = 0x11,
	+};
	+
	+enum mlx4_roce_mode {
	+ MLX4_ROCE_MODE_1,
	+ MLX4_ROCE_MODE_1_5,
	+ MLX4_ROCE_MODE_2,
	+ MLX4_ROCE_MODE_1_5_PLUS_2,
	+ MLX4_ROCE_MODE_1_PLUS_2,
	+ MLX4_ROCE_MODE_MAX,
	+ MLX4_ROCE_MODE_INVALID = MLX4_ROCE_MODE_MAX
	};

	+static inline const char *mlx4_roce_mode_to_str(enum mlx4_roce_mode m)
	+{
	+ switch (m) {
	+ case MLX4_ROCE_MODE_1:
	+ return "Roce V1";
	+ case MLX4_ROCE_MODE_1_5:
	+ return "RoCE V1.5";
	+ case MLX4_ROCE_MODE_2:
	+ return "RoCE V2";
	+ case MLX4_ROCE_MODE_1_5_PLUS_2:
	+ return "RoCE V1.5/V2";
	+ case MLX4_ROCE_MODE_1_PLUS_2:
	+ return "RoCE V1/V2";
	+ default:
	+ return "Unknown";
	+ }
	+}
	+
	static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
	{
	return (major << 32) \| (minor << 16) \| subminor;
	@@ -434,6 +601,33 @@
	u32 base_tunnel_sqpn;
	};

	+enum mlx4_roce_gid_type {
	+ MLX4_ROCE_GID_TYPE_V1 = 0,
	+ MLX4_ROCE_GID_TYPE_V1_5 = 1,
	+ MLX4_ROCE_GID_TYPE_V2 = 2,
	+ MLX4_ROCE_GID_TYPE_MAX,
	+ MLX4_ROCE_GID_TYPE_INVALID = MLX4_ROCE_GID_TYPE_MAX,
	+};
	+
	+static inline const char *mlx4_roce_gid_type_to_str(enum mlx4_roce_gid_type t)
	+{
	+ switch (t) {
	+ case MLX4_ROCE_GID_TYPE_V1:
	+ return "V1";
	+ case MLX4_ROCE_GID_TYPE_V1_5:
	+ return "V1.5";
	+ case MLX4_ROCE_GID_TYPE_V2:
	+ return "V2";
	+ default:
	+ return "Unknown";
	+ }
	+}
	+
	+static inline int mlx4_roce_is_over_ip(enum mlx4_roce_gid_type gid_type)
	+{
	+ return gid_type != MLX4_ROCE_GID_TYPE_V1;
	+}
	+
	struct mlx4_caps {
	u64 fw_ver;
	u32 function;
	@@ -462,6 +656,7 @@
	int max_rq_desc_sz;
	int max_qp_init_rdma;
	int max_qp_dest_rdma;
	+ u32 *qp0_qkey;
	u32 *qp0_proxy;
	u32 *qp1_proxy;
	u32 *qp0_tunnel;
	@@ -473,13 +668,13 @@
	int num_cqs;
	int max_cqes;
	int reserved_cqs;
	+ int num_sys_eqs;
	int num_eqs;
	int reserved_eqs;
	int num_comp_vectors;
	- int comp_pool;
	int num_mpts;
	int max_fmr_maps;
	- u64 num_mtts;
	+ int num_mtts;
	int fmr_reserved_mtts;
	int reserved_mtts;
	int reserved_mrws;
	@@ -489,6 +684,11 @@
	int reserved_mcgs;
	int num_qp_per_mgm;
	int steering_mode;
	+ int steering_attr;
	+ enum mlx4_roce_mode roce_mode;
	+ enum mlx4_roce_gid_type ud_gid_type;
	+ int dmfs_high_steer_mode;
	+ int fs_log_max_ucast_qp_range_size;
	int num_pds;
	int reserved_pds;
	int max_xrcds;
	@@ -501,7 +701,6 @@
	u32 bmme_flags;
	u32 reserved_lkey;
	u16 stat_rate_support;
	- u8 cq_timestamp;
	u8 port_width_cap[MLX4_MAX_PORTS + 1];
	int max_gso_sz;
	int max_rss_tbl_sz;
	@@ -519,18 +718,31 @@
	u32 max_counters;
	u8 port_ib_mtu[MLX4_MAX_PORTS + 1];
	u16 sqp_demux;
	+ u32 mad_demux;
	u32 sync_qp;
	u32 cq_flags;
	u32 eqe_size;
	u32 cqe_size;
	u8 eqe_factor;
	- u32 userspace_caps; /* userspace must be aware to */
	- u32 function_caps; /* functions must be aware to */
	+ u32 userspace_caps; /* userspace must be aware of these */
	+ u32 function_caps; /* VFs must be aware of these */
	u8 fast_drop;
	u16 hca_core_clock;
	+ u64 phys_port_id[MLX4_MAX_PORTS + 1];
	u32 max_basic_counters;
	u32 max_extended_counters;
	u8 def_counter_index[MLX4_MAX_PORTS + 1];
	+ int tunnel_offload_mode;
	+ u8 cq_overrun;
	+ u8 rx_checksum_flags_port[MLX4_MAX_PORTS + 1];
	+ u8 phv_bit[MLX4_MAX_PORTS + 1];
	+ u8 alloc_res_qp_mask;
	+ u32 dmfs_high_rate_qpn_base;
	+ u32 dmfs_high_rate_qpn_range;
	+ u32 vf_caps;
	+ u8 rr_proto;
	+ u8 roce_addr_support;
	+ u8 force_vlan[MLX4_MAX_PORTS + 1];
	};

	struct mlx4_buf_list {
	@@ -627,7 +839,7 @@
	};

	struct mlx4_bf {
	- unsigned long offset;
	+ unsigned int offset;
	int buf_size;
	struct mlx4_uar *uar;
	void __iomem *reg;
	@@ -650,8 +862,8 @@

	atomic_t refcount;
	struct completion free;
	- int eqn;
	- u16 irq;
	+ int reset_notify_added;
	+ struct list_head reset_notify;
	};

	struct mlx4_qp {
	@@ -700,9 +912,9 @@
	__be32 sl_tclass_flowlabel;
	u8 dgid[16];
	u8 s_mac[6];
	- u8 reserved4[2];
	+ u8 reserved4[2];
	__be16 vlan;
	- u8 mac[6];
	+ u8 mac[ETH_ALEN];
	};

	union mlx4_ext_av {
	@@ -780,8 +992,32 @@
	int xrcd;
	};

	-struct mlx4_dev {
	+struct mlx4_vf_dev {
	+ u8 min_port;
	+ u8 n_ports;
	+};
	+
	+struct mlx4_slaves_base_gid_index {
	+ DECLARE_BITMAP(slaves, MLX4_MFUNC_MAX);
	+};
	+
	+struct mlx4_dev_persistent {
	struct pci_dev *pdev;
	+ struct mlx4_dev *dev;
	+ int nvfs[MLX4_MAX_PORTS + 1];
	+ int num_vfs;
	+ enum mlx4_port_type curr_port_type[MLX4_MAX_PORTS + 1];
	+ enum mlx4_port_type curr_port_poss_type[MLX4_MAX_PORTS + 1];
	+ struct work_struct catas_work;
	+ struct workqueue_struct *catas_wq;
	+ struct mutex device_state_mutex; /* protect HW state */
	+ u8 state;
	+ struct mutex interface_state_mutex; /* protect SW state */
	+ u8 interface_state;
	+};
	+
	+struct mlx4_dev {
	+ struct mlx4_dev_persistent *persist;
	unsigned long flags;
	unsigned long num_slaves;
	struct mlx4_caps caps;
	@@ -789,14 +1025,15 @@
	struct mlx4_quotas quotas;
	struct radix_tree_root qp_table_tree;
	u8 rev_id;
	+ u8 port_random_macs;
	char board_id[MLX4_BOARD_ID_LEN];
	- u16 vsd_vendor_id;
	- char vsd[MLX4_VSD_LEN];
	- int num_vfs;
	int numa_node;
	int oper_log_mgm_entry_size;
	u64 regid_promisc_array[MLX4_MAX_PORTS + 1];
	u64 regid_allmulti_array[MLX4_MAX_PORTS + 1];
	+ struct mlx4_vf_dev *dev_vfs;
	+ spinlock_t eq_accounting_lock;
	+ u8 uar_page_shift;
	};

	struct mlx4_clock_params {
	@@ -872,6 +1109,9 @@
	__be32 block_ptr;
	__be32 tbl_entries_mask;
	} __packed tbl_change_info;
	+ struct {
	+ u8 sl2vl_table[8];
	+ } __packed sl2vl_tbl_change_info;
	} params;
	} __packed port_mgmt_change;
	struct {
	@@ -902,21 +1142,21 @@
	#define MAD_IFC_DATA_SZ 192
	/* MAD IFC Mailbox */
	struct mlx4_mad_ifc {
	- u8 base_version;
	- u8 mgmt_class;
	- u8 class_version;
	- u8 method;
	- __be16 status;
	- __be16 class_specific;
	- __be64 tid;
	- __be16 attr_id;
	- __be16 resv;
	- __be32 attr_mod;
	- __be64 mkey;
	- __be16 dr_slid;
	- __be16 dr_dlid;
	- u8 reserved[28];
	- u8 data[MAD_IFC_DATA_SZ];
	+ u8 base_version;
	+ u8 mgmt_class;
	+ u8 class_version;
	+ u8 method;
	+ __be16 status;
	+ __be16 class_specific;
	+ __be64 tid;
	+ __be16 attr_id;
	+ __be16 resv;
	+ __be32 attr_mod;
	+ __be64 mkey;
	+ __be16 dr_slid;
	+ __be16 dr_dlid;
	+ u8 reserved[28];
	+ u8 data[MAD_IFC_DATA_SZ];
	} __packed;

	#define mlx4_foreach_port(port, dev, type) \
	@@ -927,10 +1167,16 @@
	for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
	if (((dev)->caps.port_mask[port] != MLX4_PORT_TYPE_IB))

	+#define mlx4_is_roce_dev(dev) \
	+ (((dev)->caps.flags & MLX4_DEV_CAP_FLAG_IBOE) \|\| \
	+ ((dev)->caps.flags2 & MLX4_DEV_CAP_FLAG2_ROCE_V1_V2) \|\| \
	+ ((dev)->caps.flags & MLX4_DEV_CAP_FLAG_R_ROCE) \|\| \
	+ ((dev)->caps.flags2 & MLX4_DEV_CAP_FLAG2_ROCEV2))
	+
	#define mlx4_foreach_ib_transport_port(port, dev) \
	for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
	if (((dev)->caps.port_mask[port] == MLX4_PORT_TYPE_IB) \|\| \
	- ((dev)->caps.flags & MLX4_DEV_CAP_FLAG_IBOE))
	+ mlx4_is_roce_dev(dev))

	#define MLX4_INVALID_SLAVE_ID 0xFF

	@@ -957,7 +1203,9 @@
	static inline int mlx4_is_qp_reserved(struct mlx4_dev *dev, u32 qpn)
	{
	return (qpn < dev->phys_caps.base_sqpn + 8 +
	- 16 * MLX4_MFUNC_MAX * !!mlx4_is_master(dev));
	+ 16 * MLX4_MFUNC_MAX * !!mlx4_is_master(dev) &&
	+ qpn >= dev->phys_caps.base_sqpn) \|\|
	+ (qpn < dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW]);
	}

	static inline int mlx4_is_guest_proxy(struct mlx4_dev *dev, int slave, u32 qpn)
	@@ -980,8 +1228,13 @@
	return dev->flags & MLX4_FLAG_SLAVE;
	}

	+static inline int mlx4_is_eth(struct mlx4_dev *dev, int port)
	+{
	+ return dev->caps.port_type[port] == MLX4_PORT_TYPE_IB ? 0 : 1;
	+}
	+
	int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
	- struct mlx4_buf *buf);
	+ struct mlx4_buf *buf, gfp_t gfp);
	void mlx4_buf_free(struct mlx4_dev dev, int size, struct mlx4_buf buf);
	static inline void mlx4_buf_offset(struct mlx4_buf buf, int offset)
	{
	@@ -1018,9 +1271,10 @@
	int mlx4_write_mtt(struct mlx4_dev dev, struct mlx4_mtt mtt,
	int start_index, int npages, u64 *page_list);
	int mlx4_buf_write_mtt(struct mlx4_dev dev, struct mlx4_mtt mtt,
	- struct mlx4_buf *buf);
	+ struct mlx4_buf *buf, gfp_t gfp);

	-int mlx4_db_alloc(struct mlx4_dev dev, struct mlx4_db db, int order);
	+int mlx4_db_alloc(struct mlx4_dev dev, struct mlx4_db db, int order,
	+ gfp_t gfp);
	void mlx4_db_free(struct mlx4_dev dev, struct mlx4_db db);

	int mlx4_alloc_hwq_res(struct mlx4_dev dev, struct mlx4_hwq_resources wqres,
	@@ -1030,14 +1284,15 @@

	int mlx4_cq_alloc(struct mlx4_dev dev, int nent, struct mlx4_mtt mtt,
	struct mlx4_uar uar, u64 db_rec, struct mlx4_cq cq,
	- unsigned vector, int collapsed, int timestamp_en);
	+ unsigned vector, int collapsed, int timestamp_en,
	+ void *buf_addr, bool user_cq);
	void mlx4_cq_free(struct mlx4_dev dev, struct mlx4_cq cq);
	-
	int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align,
	int *base, u8 flags);
	void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);

	-int mlx4_qp_alloc(struct mlx4_dev dev, int qpn, struct mlx4_qp qp);
	+int mlx4_qp_alloc(struct mlx4_dev dev, int qpn, struct mlx4_qp qp,
	+ gfp_t gfp);
	void mlx4_qp_free(struct mlx4_dev dev, struct mlx4_qp qp);

	int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcdn,
	@@ -1073,6 +1328,7 @@
	MLX4_NET_TRANS_RULE_ID_IPV4,
	MLX4_NET_TRANS_RULE_ID_TCP,
	MLX4_NET_TRANS_RULE_ID_UDP,
	+ MLX4_NET_TRANS_RULE_ID_VXLAN,
	MLX4_NET_TRANS_RULE_NUM, /* should be last */
	MLX4_NET_TRANS_RULE_DUMMY = -1, /* force enum to be signed */
	};
	@@ -1091,7 +1347,7 @@
	}

	enum mlx4_net_trans_promisc_mode {
	- MLX4_FS_REGULAR = 1,
	+ MLX4_FS_REGULAR = 1,
	MLX4_FS_ALL_DEFAULT,
	MLX4_FS_MC_DEFAULT,
	MLX4_FS_UC_SNIFFER,
	@@ -1101,10 +1357,10 @@
	};

	struct mlx4_spec_eth {
	- u8 dst_mac[6];
	- u8 dst_mac_msk[6];
	- u8 src_mac[6];
	- u8 src_mac_msk[6];
	+ u8 dst_mac[ETH_ALEN];
	+ u8 dst_mac_msk[ETH_ALEN];
	+ u8 src_mac[ETH_ALEN];
	+ u8 src_mac_msk[ETH_ALEN];
	u8 ether_type_enable;
	__be16 ether_type;
	__be16 vlan_id_msk;
	@@ -1126,10 +1382,17 @@
	};

	struct mlx4_spec_ib {
	- __be32 l3_qpn;
	- __be32 qpn_msk;
	- u8 dst_gid[16];
	- u8 dst_gid_msk[16];
	+ __be32 l3_qpn;
	+ __be32 qpn_msk;
	+ enum mlx4_flow_roce_type roce_type;
	+ u8 dst_gid[16];
	+ u8 dst_gid_msk[16];
	+};
	+
	+struct mlx4_spec_vxlan {
	+ __be32 vni;
	+ __be32 vni_mask;
	+
	};

	struct mlx4_spec_list {
	@@ -1140,6 +1403,7 @@
	struct mlx4_spec_ib ib;
	struct mlx4_spec_ipv4 ipv4;
	struct mlx4_spec_tcp_udp tcp_udp;
	+ struct mlx4_spec_vxlan vxlan;
	};
	};

	@@ -1194,7 +1458,7 @@
	u8 src_mac[6];
	u16 rsvd4;
	u8 src_mac_msk[6];
	- u8 rsvd5;
	+ u8 tag_mode;
	u8 ether_type_enable;
	__be16 ether_type;
	__be16 vlan_tag_msk;
	@@ -1226,6 +1490,15 @@
	__be32 src_ip_msk;
	} __packed;

	+struct mlx4_net_trans_rule_hw_vxlan {
	+ u8 size;
	+ u8 rsvd;
	+ __be16 id;
	+ __be32 rsvd1;
	+ __be32 vni;
	+ __be32 vni_mask;
	+} __packed;
	+
	struct _rule_hw {
	union {
	struct {
	@@ -1237,9 +1510,28 @@
	struct mlx4_net_trans_rule_hw_ib ib;
	struct mlx4_net_trans_rule_hw_ipv4 ipv4;
	struct mlx4_net_trans_rule_hw_tcp_udp tcp_udp;
	+ struct mlx4_net_trans_rule_hw_vxlan vxlan;
	};
	};

	+enum {
	+ VXLAN_STEER_BY_OUTER_MAC = 1 << 0,
	+ VXLAN_STEER_BY_OUTER_VLAN = 1 << 1,
	+ VXLAN_STEER_BY_VSID_VNI = 1 << 2,
	+ VXLAN_STEER_BY_INNER_MAC = 1 << 3,
	+ VXLAN_STEER_BY_INNER_VLAN = 1 << 4,
	+};
	+
	+enum {
	+ MLX4_EQ_ID_EN,
	+ MLX4_EQ_ID_IB
	+};
	+
	+#define MLX4_EQ_ID_TO_UUID(id, port, n) (((unsigned)id) << 31 \| (port) << 24 \| (n))
	+#define MLX4_EQ_UUID_TO_ID(uuid) ((uuid) >> 31)
	+#define MLX4_NET_TRANS_PROMISC_MODE_OFFSET MLX4_FS_REGULAR
	+
	+
	int mlx4_flow_steer_promisc_add(struct mlx4_dev *dev, u8 port, u32 qpn,
	enum mlx4_net_trans_promisc_mode mode);
	int mlx4_flow_steer_promisc_remove(struct mlx4_dev *dev, u8 port,
	@@ -1248,19 +1540,23 @@
	int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
	int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
	int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
	+int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);

	int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
	void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
	int mlx4_get_base_qpn(struct mlx4_dev *dev, u8 port);
	int __mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac);
	-void mlx4_set_stats_bitmap(struct mlx4_dev dev, unsigned long stats_bitmap);
	int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu,
	u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx);
	int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn,
	u8 promisc);
	-int mlx4_SET_PORT_PRIO2TC(struct mlx4_dev dev, u8 port, u8 prio2tc);
	-int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev dev, u8 port, u8 tc_tx_bw,
	- u8 pg, u16 ratelimit);
	+int mlx4_SET_PORT_BEACON(struct mlx4_dev *dev, u8 port, u16 time);
	+int mlx4_SET_PORT_fcs_check(struct mlx4_dev *dev, u8 port,
	+ u8 ignore_fcs_value);
	+int mlx4_SET_PORT_VXLAN(struct mlx4_dev *dev, u8 port, u8 steering, int enable);
	+int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val);
	+int get_phv_bit(struct mlx4_dev dev, u8 port, int phv);
	+int mlx4_find_cached_mac(struct mlx4_dev dev, u8 port, u64 mac, int idx);
	int mlx4_find_cached_vlan(struct mlx4_dev dev, u8 port, u16 vid, int idx);
	int mlx4_register_vlan(struct mlx4_dev dev, u8 port, u16 vlan, int index);
	void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan);
	@@ -1279,23 +1575,42 @@
	u32 counter_out[]);

	int mlx4_test_interrupts(struct mlx4_dev *dev);
	-int mlx4_assign_eq(struct mlx4_dev dev, char name, int * vector);
	-void mlx4_release_eq(struct mlx4_dev *dev, int vec);
	-
	+u32 mlx4_get_eqs_per_port(struct mlx4_dev *dev, u8 port);
	+bool mlx4_is_eq_vector_valid(struct mlx4_dev *dev, u8 port, int vector);
	+struct cpu_rmap mlx4_get_cpu_rmap(struct mlx4_dev dev, int port);
	+int mlx4_assign_eq(struct mlx4_dev *dev, u8 port, u32 consumer_uuid,
	+ void (cb)(unsigned vector, u32 uuid, void data),
	+ void notifier_data, int vector);
	+void mlx4_release_eq(struct mlx4_dev *dev, int uuid, int vec);
	+__printf(5, 6) int mlx4_rename_eq(struct mlx4_dev *dev, int port, int vector,
	+ u8 priority, const char namefmt[], ...);
	+
	+int mlx4_is_eq_shared(struct mlx4_dev *dev, int vector);
	+int mlx4_eq_get_irq(struct mlx4_dev *dev, int vec);
	+
	+int mlx4_get_phys_port_id(struct mlx4_dev *dev);
	int mlx4_wol_read(struct mlx4_dev dev, u64 config, int port);
	int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);

	int mlx4_counter_alloc(struct mlx4_dev dev, u8 port, u32 idx);
	void mlx4_counter_free(struct mlx4_dev *dev, u8 port, u32 idx);

	+void mlx4_set_admin_guid(struct mlx4_dev *dev, __be64 guid, int entry,
	+ int port);
	+__be64 mlx4_get_admin_guid(struct mlx4_dev *dev, int entry, int port);
	+void mlx4_set_random_admin_guid(struct mlx4_dev *dev, int entry, int port);
	int mlx4_flow_attach(struct mlx4_dev *dev,
	struct mlx4_net_trans_rule rule, u64 reg_id);
	int mlx4_flow_detach(struct mlx4_dev *dev, u64 reg_id);
	-int map_sw_to_hw_steering_mode(struct mlx4_dev *dev,
	- enum mlx4_net_trans_promisc_mode flow_type);
	-int map_sw_to_hw_steering_id(struct mlx4_dev *dev,
	- enum mlx4_net_trans_rule_id id);
	-int hw_rule_sz(struct mlx4_dev *dev, enum mlx4_net_trans_rule_id id);
	+int mlx4_map_sw_to_hw_steering_mode(struct mlx4_dev *dev,
	+ enum mlx4_net_trans_promisc_mode flow_type);
	+int mlx4_map_hw_to_sw_steering_mode(struct mlx4_dev *dev, u8 flow_type);
	+int mlx4_map_sw_to_hw_steering_id(struct mlx4_dev *dev,
	+ enum mlx4_net_trans_rule_id id);
	+int mlx4_hw_rule_sz(struct mlx4_dev *dev, enum mlx4_net_trans_rule_id id);
	+
	+int mlx4_tunnel_steer_add(struct mlx4_dev dev, unsigned char addr,
	+ int port, int qpn, u16 prio, u64 *reg_id);

	void mlx4_sync_pkey_table(struct mlx4_dev *dev, int slave, int port,
	int i, int val);
	@@ -1312,16 +1627,138 @@

	void mlx4_put_slave_node_guid(struct mlx4_dev *dev, int slave, __be64 guid);
	__be64 mlx4_get_slave_node_guid(struct mlx4_dev *dev, int slave);
	-int mlx4_get_slave_from_roce_gid(struct mlx4_dev dev, int port, u8 gid, int *slave_id);
	-int mlx4_get_roce_gid_from_slave(struct mlx4_dev dev, int port, int slave_id, u8 gid);

	-int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn, u32 max_range_qpn);
	+int mlx4_get_slave_from_roce_gid(struct mlx4_dev dev, int port, u8 gid,
	+ int *slave_id);
	+int mlx4_get_roce_gid_from_slave(struct mlx4_dev *dev, int port, int slave_id,
	+ u8 gid, enum mlx4_roce_gid_type gid_type);
	+
	+int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn,
	+ u32 max_range_qpn);

	-int mlx4_read_clock(struct mlx4_dev *dev);
	+cycle_t mlx4_read_clock(struct mlx4_dev *dev);
	int mlx4_get_internal_clock_params(struct mlx4_dev *dev,
	struct mlx4_clock_params *params);

	+struct mlx4_active_ports {
	+ DECLARE_BITMAP(ports, MLX4_MAX_PORTS);
	+};
	+/* Returns a bitmap of the physical ports which are assigned to slave */
	+struct mlx4_active_ports mlx4_get_active_ports(struct mlx4_dev *dev, int slave);
	+
	+/* Returns the physical port that represents the virtual port of the slave, */
	+/* or a value < 0 in case of an error. If a slave has 2 ports, the identity */
	+/* mapping is returned. */
	+int mlx4_slave_convert_port(struct mlx4_dev *dev, int slave, int port);
	+
	+struct mlx4_slaves_pport {
	+ DECLARE_BITMAP(slaves, MLX4_MFUNC_MAX);
	+};
	+/* Returns a bitmap of all slaves that are assigned to port. */
	+struct mlx4_slaves_pport mlx4_phys_to_slaves_pport(struct mlx4_dev *dev,
	+ int port);
	+
	+/* Returns a bitmap of all slaves that are assigned exactly to all the */
	+/* the ports that are set in crit_ports. */
	+struct mlx4_slaves_pport mlx4_phys_to_slaves_pport_actv(
	+ struct mlx4_dev *dev,
	+ const struct mlx4_active_ports *crit_ports);
	+
	+/* Returns the slave's virtual port that represents the physical port. */
	+int mlx4_phys_to_slave_port(struct mlx4_dev *dev, int slave, int port);
	+
	+int mlx4_get_base_gid_ix(struct mlx4_dev *dev, int slave, int port);
	+
	+int mlx4_config_vxlan_port(struct mlx4_dev *dev, __be16 udp_port);
	+int mlx4_disable_rx_port_check(struct mlx4_dev *dev, bool dis);
	+int mlx4_config_roce_v2_port(struct mlx4_dev *dev, u16 udp_port);
	+int mlx4_virt2phy_port_map(struct mlx4_dev *dev, u32 port1, u32 port2);
	+int mlx4_vf_smi_enabled(struct mlx4_dev *dev, int slave, int port);
	+int mlx4_vf_get_enable_smi_admin(struct mlx4_dev *dev, int slave, int port);
	+int mlx4_vf_set_enable_smi_admin(struct mlx4_dev *dev, int slave, int port,
	+ int enable);
	+int mlx4_mr_hw_get_mpt(struct mlx4_dev dev, struct mlx4_mr mmr,
	+ struct mlx4_mpt_entry ***mpt_entry);
	+int mlx4_mr_hw_write_mpt(struct mlx4_dev dev, struct mlx4_mr mmr,
	+ struct mlx4_mpt_entry **mpt_entry);
	+int mlx4_mr_hw_change_pd(struct mlx4_dev dev, struct mlx4_mpt_entry mpt_entry,
	+ u32 pdn);
	+int mlx4_mr_hw_change_access(struct mlx4_dev *dev,
	+ struct mlx4_mpt_entry *mpt_entry,
	+ u32 access);
	+void mlx4_mr_hw_put_mpt(struct mlx4_dev *dev,
	+ struct mlx4_mpt_entry **mpt_entry);
	+void mlx4_mr_rereg_mem_cleanup(struct mlx4_dev dev, struct mlx4_mr mr);
	+int mlx4_mr_rereg_mem_write(struct mlx4_dev dev, struct mlx4_mr mr,
	+ u64 iova, u64 size, int npages,
	+ int page_shift, struct mlx4_mpt_entry *mpt_entry);
	+
	int mlx4_get_module_info(struct mlx4_dev *dev, u8 port,
	- u16 offset, u16 size, u8 *data);
	+ u16 offset, u16 size, u8 *data);

	+/* Returns true if running in low memory profile (kdump kernel) */
	+static inline bool mlx4_low_memory_profile(void)
	+{
	+ return false;
	+}
	+
	+/* ACCESS REG commands */
	+enum mlx4_access_reg_method {
	+ MLX4_ACCESS_REG_QUERY = 0x1,
	+ MLX4_ACCESS_REG_WRITE = 0x2,
	+};
	+
	+/* ACCESS PTYS Reg command */
	+enum mlx4_ptys_proto {
	+ MLX4_PTYS_IB = 1<<0,
	+ MLX4_PTYS_EN = 1<<2,
	+};
	+
	+struct mlx4_ptys_reg {
	+ u8 resrvd1;
	+ u8 local_port;
	+ u8 resrvd2;
	+ u8 proto_mask;
	+ __be32 resrvd3[2];
	+ __be32 eth_proto_cap;
	+ __be16 ib_width_cap;
	+ __be16 ib_speed_cap;
	+ __be32 resrvd4;
	+ __be32 eth_proto_admin;
	+ __be16 ib_width_admin;
	+ __be16 ib_speed_admin;
	+ __be32 resrvd5;
	+ __be32 eth_proto_oper;
	+ __be16 ib_width_oper;
	+ __be16 ib_speed_oper;
	+ __be32 resrvd6;
	+ __be32 eth_proto_lp_adv;
	+} __packed;
	+
	+int mlx4_ACCESS_PTYS_REG(struct mlx4_dev *dev,
	+ enum mlx4_access_reg_method method,
	+ struct mlx4_ptys_reg *ptys_reg);
	+
	+struct mlx4_roce_addr {
	+ u8 gid[MLX4_GID_LEN];
	+ enum mlx4_roce_gid_type type;
	+};
	+
	+struct mlx4_roce_addr_table {
	+ struct mlx4_roce_addr addr[MLX4_ROCE_MAX_GIDS];
	+};
	+
	+int mlx4_update_roce_addr_table(struct mlx4_dev *dev, u8 port_num,
	+ struct mlx4_roce_addr_table *table,
	+ int native_or_wrapped);
	+
	+static inline int mlx4_to_hw_uar_index(struct mlx4_dev *dev, int index)
	+{
	+ return (index << (PAGE_SHIFT - dev->uar_page_shift));
	+}
	+
	+static inline int mlx4_get_num_reserved_uar(struct mlx4_dev *dev)
	+{
	+ return (128 >> (PAGE_SHIFT - dev->uar_page_shift));
	+}
	#endif /* MLX4_DEVICE_H */
	Index: sys/ofed/include/linux/mlx4/driver.h
	===================================================================
	--- sys/ofed/include/linux/mlx4/driver.h
	+++ sys/ofed/include/linux/mlx4/driver.h
	@@ -38,8 +38,6 @@
	struct mlx4_dev;

	#define MLX4_MAC_MASK 0xffffffffffffULL
	-#define MLX4_BE_SHORT_MASK cpu_to_be16(0xffff)
	-#define MLX4_BE_WORD_MASK cpu_to_be32(0xffffffff)

	enum mlx4_dev_event {
	MLX4_DEV_EVENT_CATASTROPHIC_ERROR,
	@@ -51,14 +49,20 @@
	MLX4_DEV_EVENT_SLAVE_SHUTDOWN,
	};

	+enum {
	+ MLX4_INTFF_BONDING = 1 << 0
	+};
	+
	struct mlx4_interface {
	void * (add) (struct mlx4_dev dev);
	void (remove)(struct mlx4_dev dev, void *context);
	void (event) (struct mlx4_dev dev, void *context,
	enum mlx4_dev_event event, unsigned long param);
	void * (get_dev)(struct mlx4_dev dev, void *context, u8 port);
	+ void (activate)(struct mlx4_dev dev, void *context);
	struct list_head list;
	enum mlx4_protocol protocol;
	+ int flags;
	};

	enum {
	@@ -66,12 +70,13 @@
	MLX4_DEVS_TBL_SIZE = MLX4_MAX_DEVICES + 1,
	MLX4_DBDF2VAL_STR_SIZE = 512,
	MLX4_STR_NAME_SIZE = 64,
	- MLX4_MAX_BDF_VALS = 2,
	+ MLX4_MAX_BDF_VALS = 3,
	MLX4_ENDOF_TBL = -1LL
	};

	struct mlx4_dbdf2val {
	u64 dbdf;
	+ int argc;
	int val[MLX4_MAX_BDF_VALS];
	};

	@@ -106,6 +111,9 @@
	int num_vals; /* # of vals per dbdf */
	int def_val[MLX4_MAX_BDF_VALS]; /* Default values */
	struct mlx4_range range; /* Valid values range */
	+ int num_inval_vals; /* # of values in middle of range
	+ * which are invalid */
	+ int inval_val[MLX4_MAX_BDF_VALS]; /* invalid values table */
	};

	int mlx4_fill_dbdf2val_tbl(struct mlx4_dbdf2val_lst *dbdf2val_lst);
	@@ -115,12 +123,23 @@
	int mlx4_register_interface(struct mlx4_interface *intf);
	void mlx4_unregister_interface(struct mlx4_interface *intf);

	-void mlx4_get_protocol_dev(struct mlx4_dev dev, enum mlx4_protocol proto,
	- int port);
	+int mlx4_bond(struct mlx4_dev *dev);
	+int mlx4_unbond(struct mlx4_dev *dev);
	+static inline int mlx4_is_bonded(struct mlx4_dev *dev)
	+{
	+ return !!(dev->flags & MLX4_FLAG_BONDED);
	+}
	+
	+struct mlx4_port_map {
	+ u8 port1;
	+ u8 port2;
	+};
	+
	+int mlx4_port_map_set(struct mlx4_dev dev, struct mlx4_port_map v2p);
	+int mlx4_port_map_get(struct mlx4_dev dev, u8 vport, u8 pport);
	+
	+void mlx4_get_protocol_dev(struct mlx4_dev dev, enum mlx4_protocol proto, int port);

	-#ifndef ETH_ALEN
	-#define ETH_ALEN 6
	-#endif
	static inline u64 mlx4_mac_to_u64(const u8 *addr)
	{
	u64 mac = 0;
	@@ -133,4 +152,17 @@
	return mac;
	}

	+static inline int mlx4_is_little_endian(void)
	+{
	+#if defined(__LITTLE_ENDIAN)
	+ return 1;
	+#elif defined(__BIG_ENDIAN)
	+ return 0;
	+#else
	+#error Host endianness not defined
	+#endif
	+}
	+
	+int mlx4_choose_vector(struct mlx4_dev *dev, int vector, int num_comp);
	+void mlx4_release_vector(struct mlx4_dev *dev, int vector);
	#endif /* MLX4_DRIVER_H */
	Index: sys/ofed/include/linux/mlx4/qp.h
	===================================================================
	--- sys/ofed/include/linux/mlx4/qp.h
	+++ sys/ofed/include/linux/mlx4/qp.h
	@@ -38,21 +38,29 @@
	#include <linux/mlx4/device.h>

	#define MLX4_INVALID_LKEY 0x100
	-
	#define DS_SIZE_ALIGNMENT 16

	-#define SET_BYTE_COUNT(byte_count) cpu_to_be32(byte_count)
	-#define SET_LSO_MSS(mss_hdr_size) cpu_to_be32(mss_hdr_size)
	-#define DS_BYTE_COUNT_MASK cpu_to_be32(0x7fffffff)
	+/* When using this MACROs we must use other name for "owner_bit" */
	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ #define WQE_FORMAT_1_MASK cpu_to_be32(0xbfffffff)
	+ #define SET_BYTE_COUNT(byte_count) (cpu_to_be32(byte_count) \| owner_bit)
	+ #define SET_LSO_MSS(mss_hdr_size) (cpu_to_be32(mss_hdr_size) \| owner_bit)

	-enum ib_m_qp_attr_mask {
	- IB_M_EXT_CLASS_1 = 1 << 28,
	- IB_M_EXT_CLASS_2 = 1 << 29,
	- IB_M_EXT_CLASS_3 = 1 << 30,
	+ /* The +8 is for mss_header and inline header */
	+ #define GET_LSO_SEG_SIZE(lso_header_size) \
	+ ((lso_header_size > 60) ? \
	+ ALIGN(lso_header_size + 8, DS_SIZE_ALIGNMENT) : \
	+ ALIGN(lso_header_size + 4, DS_SIZE_ALIGNMENT))

	- IB_M_QP_MOD_VEND_MASK = (IB_M_EXT_CLASS_1 \| IB_M_EXT_CLASS_2 \|
	- IB_M_EXT_CLASS_3)
	-};
	+ #define DS_BYTE_COUNT_MASK cpu_to_be32(0x3fffffff)
	+
	+#else
	+ #define SET_BYTE_COUNT(byte_count) cpu_to_be32(byte_count)
	+ #define SET_LSO_MSS(mss_hdr_size) cpu_to_be32(mss_hdr_size)
	+ #define GET_LSO_SEG_SIZE(lso_header_size) \
	+ ALIGN(lso_header_size + 4, DS_SIZE_ALIGNMENT)
	+ #define DS_BYTE_COUNT_MASK cpu_to_be32(0x7fffffff)
	+#endif

	enum mlx4_qp_optpar {
	MLX4_QP_OPTPAR_ALT_ADDR_PATH = 1 << 0,
	@@ -70,7 +78,8 @@
	MLX4_QP_OPTPAR_RNR_RETRY = 1 << 13,
	MLX4_QP_OPTPAR_ACK_TIMEOUT = 1 << 14,
	MLX4_QP_OPTPAR_SCHED_QUEUE = 1 << 16,
	- MLX4_QP_OPTPAR_COUNTER_INDEX = 1 << 20
	+ MLX4_QP_OPTPAR_COUNTER_INDEX = 1 << 20,
	+ MLX4_QP_OPTPAR_VLAN_STRIPPING = 1 << 21,
	};

	enum mlx4_qp_state {
	@@ -109,6 +118,7 @@
	MLX4_QP_BIT_RRE = 1 << 15,
	MLX4_QP_BIT_RWE = 1 << 14,
	MLX4_QP_BIT_RAE = 1 << 13,
	+ MLX4_QP_BIT_FPP = 1 << 3,
	MLX4_QP_BIT_RIC = 1 << 4,
	MLX4_QP_BIT_COLL_SYNC_RQ = 1 << 2,
	MLX4_QP_BIT_COLL_SYNC_SQ = 1 << 1,
	@@ -126,25 +136,34 @@
	MLX4_RSS_TCP_IPV4 = 1 << 4,
	MLX4_RSS_IPV4 = 1 << 5,

	+ MLX4_RSS_BY_OUTER_HEADERS = 0 << 6,
	+ MLX4_RSS_BY_INNER_HEADERS = 2 << 6,
	+ MLX4_RSS_BY_INNER_HEADERS_IPONLY = 3 << 6,
	+
	/* offset of mlx4_rss_context within mlx4_qp_context.pri_path */
	MLX4_RSS_OFFSET_IN_QPC_PRI_PATH = 0x24,
	/* offset of being RSS indirection QP within mlx4_qp_context.flags */
	MLX4_RSS_QPC_FLAG_OFFSET = 13,
	};

	+#define MLX4_EN_RSS_KEY_SIZE 40
	+
	struct mlx4_rss_context {
	__be32 base_qpn;
	__be32 default_qpn;
	u16 reserved;
	u8 hash_fn;
	u8 flags;
	- __be32 rss_key[10];
	+ __be32 rss_key[MLX4_EN_RSS_KEY_SIZE / sizeof(__be32)];
	__be32 base_qpn_udp;
	};

	struct mlx4_qp_path {
	u8 fl;
	- u8 vlan_control;
	+ union {
	+ u8 vlan_control;
	+ u8 control;
	+ };
	u8 disable_pkey_check;
	u8 pkey_index;
	u8 counter_index;
	@@ -159,9 +178,8 @@
	u8 sched_queue;
	u8 vlan_index;
	u8 feup;
	- u8 fvl_rx;
	- u8 reserved4[2];
	- u8 dmac[6];
	+ u8 reserved4[3];
	+ u8 dmac[ETH_ALEN];
	};

	enum { /* fl */
	@@ -170,22 +188,25 @@
	MLX4_FL_ETH_SRC_CHECK_MC_LB = 1 << 1,
	MLX4_FL_ETH_SRC_CHECK_UC_LB = 1 << 0,
	};
	+
	+enum { /* control */
	+ MLX4_CTRL_ETH_SRC_CHECK_IF_COUNTER = 1 << 7,
	+};
	+
	enum { /* vlan_control */
	- MLX4_VLAN_CTRL_ETH_SRC_CHECK_IF_COUNTER = 1 << 7,
	MLX4_VLAN_CTRL_ETH_TX_BLOCK_TAGGED = 1 << 6,
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_PRIO_TAGGED = 1 << 5, /* 802.1p priority tag */
	+ MLX4_VLAN_CTRL_ETH_TX_BLOCK_UNTAGGED = 1 << 4,
	MLX4_VLAN_CTRL_ETH_RX_BLOCK_TAGGED = 1 << 2,
	- MLX4_VLAN_CTRL_ETH_RX_BLOCK_PRIO_TAGGED = 1 << 1,/* 802.1p priorty tag*/
	+ MLX4_VLAN_CTRL_ETH_RX_BLOCK_PRIO_TAGGED = 1 << 1, /* 802.1p priority tag */
	MLX4_VLAN_CTRL_ETH_RX_BLOCK_UNTAGGED = 1 << 0
	};

	enum { /* feup */
	- MLX4_FEUP_FORCE_ETH_UP = 1 << 6, /* force Eth UP */
	- MLX4_FSM_FORCE_ETH_SRC_MAC = 1 << 5, /* force Source MAC */
	- MLX4_FVL_FORCE_ETH_VLAN = 1 << 3 /* force Eth vlan */
	-};
	-
	-enum { /* fvl_rx */
	- MLX4_FVL_RX_FORCE_ETH_VLAN = 1 << 0 /* enforce Eth rx vlan */
	+ MLX4_FEUP_FORCE_ETH_UP = 1 << 6, /* force Eth UP */
	+ MLX4_FSM_FORCE_ETH_SRC_MAC = 1 << 5, /* force Source MAC */
	+ MLX4_FVL_FORCE_ETH_VLAN = 1 << 3, /* force Eth vlan */
	+ MLX4_FVL_RX_FORCE_ETH_VLAN = 1 << 2 /* enforce Eth rx vlan */
	};

	struct mlx4_qp_context {
	@@ -194,7 +215,7 @@
	u8 mtu_msgmax;
	u8 rq_size_stride;
	u8 sq_size_stride;
	- u8 rlkey;
	+ u8 rlkey_roce_mode;
	__be32 usr_page;
	__be32 local_qpn;
	__be32 remote_qpn;
	@@ -204,7 +225,8 @@
	u32 reserved1;
	__be32 next_send_psn;
	__be32 cqn_send;
	- u32 reserved2[2];
	+ __be16 roce_entropy;
	+ __be16 reserved2[3];
	__be32 last_acked_psn;
	__be32 ssn;
	__be32 params2;
	@@ -217,7 +239,8 @@
	__be32 msn;
	__be16 rq_wqe_counter;
	__be16 sq_wqe_counter;
	- u32 reserved3[2];
	+ u8 reserved3[7];
	+ u8 qos_vport;
	__be32 param3;
	__be32 nummmcpeers_basemkey;
	u8 log_page_size;
	@@ -239,6 +262,7 @@
	enum {
	MLX4_UPD_QP_MASK_PM_STATE = 32,
	MLX4_UPD_QP_MASK_VSD = 33,
	+ MLX4_UPD_QP_MASK_QOS_VPP = 34,
	};

	enum {
	@@ -259,37 +283,53 @@
	MLX4_UPD_QP_PATH_MASK_SCHED_QUEUE = 14 + 32,
	MLX4_UPD_QP_PATH_MASK_IF_COUNTER_INDEX = 15 + 32,
	MLX4_UPD_QP_PATH_MASK_FVL_RX = 16 + 32,
	- MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_UC_LB = 18 + 32,
	- MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_MC_LB = 19 + 32,
	+ MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_UC_LB = 18 + 32,
	+ MLX4_UPD_QP_PATH_MASK_ETH_SRC_CHECK_MC_LB = 19 + 32,
	};

	enum { /* param3 */
	- MLX4_STRIP_VLAN = 1 << 30
	+ MLX4_STRIP_VLAN = 1 << 30
	};

	-
	/* Which firmware version adds support for NEC (NoErrorCompletion) bit */
	#define MLX4_FW_VER_WQE_CTRL_NEC mlx4_fw_ver(2, 2, 232)

	+#define MLX4_WQE_CTRL_INS_CVLAN_SHIFT 6
	+#define MLX4_WQE_CTRL_INS_SVLAN_SHIFT 7
	+
	enum {
	+#ifdef CONFIG_INFINIBAND_WQE_FORMAT
	+ MLX4_WQE_CTRL_NEC = 1 << 31,
	+ MLX4_WQE_CTRL_OWN = 1 << 30,
	+ MLX4_WQE_CTRL_RR = 0,
	+#else
	MLX4_WQE_CTRL_OWN = 1 << 31,
	MLX4_WQE_CTRL_NEC = 1 << 29,
	MLX4_WQE_CTRL_RR = 1 << 6,
	+#endif
	+ MLX4_WQE_CTRL_IIP = 1 << 28,
	+ MLX4_WQE_CTRL_ILP = 1 << 27,
	MLX4_WQE_CTRL_FENCE = 1 << 6,
	MLX4_WQE_CTRL_CQ_UPDATE = 3 << 2,
	MLX4_WQE_CTRL_SOLICITED = 1 << 1,
	MLX4_WQE_CTRL_IP_CSUM = 1 << 4,
	MLX4_WQE_CTRL_TCP_UDP_CSUM = 1 << 5,
	- MLX4_WQE_CTRL_INS_VLAN = 1 << 6,
	+ MLX4_WQE_CTRL_INS_CVLAN = 1 << MLX4_WQE_CTRL_INS_CVLAN_SHIFT,
	+ MLX4_WQE_CTRL_INS_SVLAN = 1 << MLX4_WQE_CTRL_INS_SVLAN_SHIFT,
	MLX4_WQE_CTRL_STRONG_ORDER = 1 << 7,
	MLX4_WQE_CTRL_FORCE_LOOPBACK = 1 << 0,
	};

	struct mlx4_wqe_ctrl_seg {
	__be32 owner_opcode;
	- __be16 vlan_tag;
	- u8 ins_vlan;
	- u8 fence_size;
	+ union {
	+ struct {
	+ __be16 vlan_tag;
	+ u8 ins_vlan;
	+ u8 fence_size;
	+ };
	+ __be32 bf_qpn;
	+ };
	/*
	* High 24 bits are SRC remote buffer; low 8 bits are flags:
	* [7] SO (strong ordering)
	@@ -342,7 +382,7 @@
	__be32 dqpn;
	__be32 qkey;
	__be16 vlan;
	- u8 mac[6];
	+ u8 mac[ETH_ALEN];
	};

	struct mlx4_wqe_lso_seg {
	@@ -351,8 +391,8 @@
	};

	enum mlx4_wqe_bind_seg_flags2 {
	- MLX4_WQE_BIND_TYPE_2 = (1<<31),
	- MLX4_WQE_BIND_ZERO_BASED = (1<<30),
	+ MLX4_WQE_BIND_ZERO_BASED = (1 << 30),
	+ MLX4_WQE_BIND_TYPE_2 = (1 << 31),
	};

	struct mlx4_wqe_bind_seg {
	@@ -433,13 +473,35 @@
	__be32 byte_count;
	};

	+enum mlx4_update_qp_attr {
	+ MLX4_UPDATE_QP_SMAC = 1 << 0,
	+ MLX4_UPDATE_QP_ETH_SRC_CHECK_MC_LB = 1 << 1,
	+ MLX4_UPDATE_QP_VSD = 1 << 2,
	+ MLX4_UPDATE_QP_QOS_VPORT = 1 << 3,
	+ MLX4_UPDATE_QP_SUPPORTED_ATTRS = (1 << 4) - 1
	+};
	+
	+enum mlx4_update_qp_params_flags {
	+ MLX4_UPDATE_QP_PARAMS_FLAGS_ETH_CHECK_MC_LB = 1 << 0,
	+ MLX4_UPDATE_QP_PARAMS_FLAGS_VSD_ENABLE = 1 << 1,
	+};
	+
	+struct mlx4_update_qp_params {
	+ u8 smac_index;
	+ u8 qos_vport;
	+ u32 flags;
	+};
	+
	+int mlx4_update_qp(struct mlx4_dev *dev, u32 qpn,
	+ enum mlx4_update_qp_attr attr,
	+ struct mlx4_update_qp_params *params);
	int mlx4_qp_modify(struct mlx4_dev dev, struct mlx4_mtt mtt,
	enum mlx4_qp_state cur_state, enum mlx4_qp_state new_state,
	struct mlx4_qp_context *context, enum mlx4_qp_optpar optpar,
	int sqd_event, struct mlx4_qp *qp);

	int mlx4_qp_query(struct mlx4_dev dev, struct mlx4_qp qp,
	- struct mlx4_qp_context *context);
	+ struct mlx4_qp_context *context, int native_or_wrapped);

	int mlx4_qp_to_ready(struct mlx4_dev dev, struct mlx4_mtt mtt,
	struct mlx4_qp_context *context,
	@@ -452,4 +514,14 @@

	void mlx4_qp_remove(struct mlx4_dev dev, struct mlx4_qp qp);

	+static inline u16 folded_qp(u32 q)
	+{
	+ u16 res;
	+
	+ res = ((q & 0xff) ^ ((q & 0xff0000) >> 16)) \| (q & 0xff00);
	+ return res;
	+}
	+
	+u32 mlx4_qp_roce_entropy(struct mlx4_dev *dev, u32 qpn);
	+
	#endif /* MLX4_QP_H */

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