Index: stable/11/sys/dev/liquidio/lio_main.c =================================================================== --- stable/11/sys/dev/liquidio/lio_main.c (revision 335292) +++ stable/11/sys/dev/liquidio/lio_main.c (revision 335293) @@ -1,2310 +1,2310 @@ /* * BSD LICENSE * * Copyright(c) 2017 Cavium, Inc.. All rights reserved. * All rights reserved. * * 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. * * Neither the name of Cavium, Inc. nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /*$FreeBSD$*/ #include "lio_bsd.h" #include "lio_common.h" #include "lio_droq.h" #include "lio_iq.h" #include "lio_response_manager.h" #include "lio_device.h" #include "lio_ctrl.h" #include "lio_main.h" #include "lio_network.h" #include "cn23xx_pf_device.h" #include "lio_image.h" #include "lio_ioctl.h" #include "lio_rxtx.h" #include "lio_rss.h" /* Number of milliseconds to wait for DDR initialization */ #define LIO_DDR_TIMEOUT 10000 #define LIO_MAX_FW_TYPE_LEN 8 static char fw_type[LIO_MAX_FW_TYPE_LEN]; TUNABLE_STR("hw.lio.fw_type", fw_type, sizeof(fw_type)); /* * Integers that specify number of queues per PF. * Valid range is 0 to 64. * Use 0 to derive from CPU count. */ static int num_queues_per_pf0; static int num_queues_per_pf1; TUNABLE_INT("hw.lio.num_queues_per_pf0", &num_queues_per_pf0); TUNABLE_INT("hw.lio.num_queues_per_pf1", &num_queues_per_pf1); #ifdef RSS static int lio_rss = 1; TUNABLE_INT("hw.lio.rss", &lio_rss); #endif /* RSS */ /* Hardware LRO */ unsigned int lio_hwlro = 0; TUNABLE_INT("hw.lio.hwlro", &lio_hwlro); /* * Bitmask indicating which consoles have debug * output redirected to syslog. */ static unsigned long console_bitmask; TUNABLE_ULONG("hw.lio.console_bitmask", &console_bitmask); /* * \brief determines if a given console has debug enabled. * @param console console to check * @returns 1 = enabled. 0 otherwise */ int lio_console_debug_enabled(uint32_t console) { return (console_bitmask >> (console)) & 0x1; } static int lio_detach(device_t dev); static int lio_device_init(struct octeon_device *octeon_dev); static int lio_chip_specific_setup(struct octeon_device *oct); static void lio_watchdog(void *param); static int lio_load_firmware(struct octeon_device *oct); static int lio_nic_starter(struct octeon_device *oct); static int lio_init_nic_module(struct octeon_device *oct); static int lio_setup_nic_devices(struct octeon_device *octeon_dev); static int lio_link_info(struct lio_recv_info *recv_info, void *ptr); static void lio_if_cfg_callback(struct octeon_device *oct, uint32_t status, void *buf); static int lio_set_rxcsum_command(struct ifnet *ifp, int command, uint8_t rx_cmd); static int lio_setup_glists(struct octeon_device *oct, struct lio *lio, int num_iqs); static void lio_destroy_nic_device(struct octeon_device *oct, int ifidx); static inline void lio_update_link_status(struct ifnet *ifp, union octeon_link_status *ls); static void lio_send_rx_ctrl_cmd(struct lio *lio, int start_stop); static int lio_stop_nic_module(struct octeon_device *oct); static void lio_destroy_resources(struct octeon_device *oct); static int lio_setup_rx_oom_poll_fn(struct ifnet *ifp); static void lio_vlan_rx_add_vid(void *arg, struct ifnet *ifp, uint16_t vid); static void lio_vlan_rx_kill_vid(void *arg, struct ifnet *ifp, uint16_t vid); static struct octeon_device * lio_get_other_octeon_device(struct octeon_device *oct); static int lio_wait_for_oq_pkts(struct octeon_device *oct); int lio_send_rss_param(struct lio *lio); static int lio_dbg_console_print(struct octeon_device *oct, uint32_t console_num, char *prefix, char *suffix); /* Polling interval for determining when NIC application is alive */ #define LIO_STARTER_POLL_INTERVAL_MS 100 /* * vendor_info_array. * This array contains the list of IDs on which the driver should load. */ struct lio_vendor_info { uint16_t vendor_id; uint16_t device_id; uint16_t subdevice_id; uint8_t revision_id; uint8_t index; }; static struct lio_vendor_info lio_pci_tbl[] = { /* CN2350 10G */ {PCI_VENDOR_ID_CAVIUM, LIO_CN23XX_PF_VID, LIO_CN2350_10G_SUBDEVICE, 0x02, 0}, /* CN2350 10G */ {PCI_VENDOR_ID_CAVIUM, LIO_CN23XX_PF_VID, LIO_CN2350_10G_SUBDEVICE1, 0x02, 0}, /* CN2360 10G */ {PCI_VENDOR_ID_CAVIUM, LIO_CN23XX_PF_VID, LIO_CN2360_10G_SUBDEVICE, 0x02, 1}, /* CN2350 25G */ {PCI_VENDOR_ID_CAVIUM, LIO_CN23XX_PF_VID, LIO_CN2350_25G_SUBDEVICE, 0x02, 2}, /* CN2360 25G */ {PCI_VENDOR_ID_CAVIUM, LIO_CN23XX_PF_VID, LIO_CN2360_25G_SUBDEVICE, 0x02, 3}, {0, 0, 0, 0, 0} }; static char *lio_strings[] = { "LiquidIO 2350 10GbE Server Adapter", "LiquidIO 2360 10GbE Server Adapter", "LiquidIO 2350 25GbE Server Adapter", "LiquidIO 2360 25GbE Server Adapter", }; struct lio_if_cfg_resp { uint64_t rh; struct octeon_if_cfg_info cfg_info; uint64_t status; }; struct lio_if_cfg_context { int octeon_id; volatile int cond; }; struct lio_rx_ctl_context { int octeon_id; volatile int cond; }; static int lio_probe(device_t dev) { struct lio_vendor_info *tbl; uint16_t vendor_id; uint16_t device_id; uint16_t subdevice_id; uint8_t revision_id; char device_ver[256]; vendor_id = pci_get_vendor(dev); if (vendor_id != PCI_VENDOR_ID_CAVIUM) return (ENXIO); device_id = pci_get_device(dev); subdevice_id = pci_get_subdevice(dev); revision_id = pci_get_revid(dev); tbl = lio_pci_tbl; while (tbl->vendor_id) { if ((vendor_id == tbl->vendor_id) && (device_id == tbl->device_id) && (subdevice_id == tbl->subdevice_id) && (revision_id == tbl->revision_id)) { sprintf(device_ver, "%s, Version - %s", lio_strings[tbl->index], LIO_VERSION); device_set_desc_copy(dev, device_ver); return (BUS_PROBE_DEFAULT); } tbl++; } return (ENXIO); } static int lio_attach(device_t device) { struct octeon_device *oct_dev = NULL; uint64_t scratch1; uint32_t error; int timeout, ret = 1; uint8_t bus, dev, function; oct_dev = lio_allocate_device(device); if (oct_dev == NULL) { device_printf(device, "Error: Unable to allocate device\n"); return (-ENOMEM); } oct_dev->tx_budget = LIO_DEFAULT_TX_PKTS_PROCESS_BUDGET; oct_dev->rx_budget = LIO_DEFAULT_RX_PKTS_PROCESS_BUDGET; oct_dev->msix_on = LIO_FLAG_MSIX_ENABLED; oct_dev->device = device; bus = pci_get_bus(device); dev = pci_get_slot(device); function = pci_get_function(device); lio_dev_info(oct_dev, "Initializing device %x:%x %02x:%02x.%01x\n", pci_get_vendor(device), pci_get_device(device), bus, dev, function); if (lio_device_init(oct_dev)) { lio_dev_err(oct_dev, "Failed to init device\n"); lio_detach(device); return (-ENOMEM); } scratch1 = lio_read_csr64(oct_dev, LIO_CN23XX_SLI_SCRATCH1); if (!(scratch1 & 4ULL)) { /* * Bit 2 of SLI_SCRATCH_1 is a flag that indicates that * the lio watchdog kernel thread is running for this * NIC. Each NIC gets one watchdog kernel thread. */ scratch1 |= 4ULL; lio_write_csr64(oct_dev, LIO_CN23XX_SLI_SCRATCH1, scratch1); error = kproc_create(lio_watchdog, oct_dev, &oct_dev->watchdog_task, 0, 0, "liowd/%02hhx:%02hhx.%hhx", bus, dev, function); if (!error) { kproc_resume(oct_dev->watchdog_task); } else { oct_dev->watchdog_task = NULL; lio_dev_err(oct_dev, "failed to create kernel_thread\n"); lio_detach(device); return (-1); } } oct_dev->rx_pause = 1; oct_dev->tx_pause = 1; timeout = 0; while (timeout < LIO_NIC_STARTER_TIMEOUT) { lio_mdelay(LIO_STARTER_POLL_INTERVAL_MS); timeout += LIO_STARTER_POLL_INTERVAL_MS; /* * During the boot process interrupts are not available. * So polling for first control message from FW. */ if (cold) lio_droq_bh(oct_dev->droq[0], 0); if (atomic_load_acq_int(&oct_dev->status) == LIO_DEV_CORE_OK) { ret = lio_nic_starter(oct_dev); break; } } if (ret) { lio_dev_err(oct_dev, "Firmware failed to start\n"); lio_detach(device); return (-EIO); } lio_dev_dbg(oct_dev, "Device is ready\n"); return (0); } static int lio_detach(device_t dev) { struct octeon_device *oct_dev = device_get_softc(dev); lio_dev_dbg(oct_dev, "Stopping device\n"); if (oct_dev->watchdog_task) { uint64_t scratch1; kproc_suspend(oct_dev->watchdog_task, 0); scratch1 = lio_read_csr64(oct_dev, LIO_CN23XX_SLI_SCRATCH1); scratch1 &= ~4ULL; lio_write_csr64(oct_dev, LIO_CN23XX_SLI_SCRATCH1, scratch1); } if (oct_dev->app_mode && (oct_dev->app_mode == LIO_DRV_NIC_APP)) lio_stop_nic_module(oct_dev); /* * Reset the octeon device and cleanup all memory allocated for * the octeon device by driver. */ lio_destroy_resources(oct_dev); lio_dev_info(oct_dev, "Device removed\n"); /* * This octeon device has been removed. Update the global * data structure to reflect this. Free the device structure. */ lio_free_device_mem(oct_dev); return (0); } static int lio_shutdown(device_t dev) { struct octeon_device *oct_dev = device_get_softc(dev); struct lio *lio = if_getsoftc(oct_dev->props.ifp); lio_send_rx_ctrl_cmd(lio, 0); return (0); } static int lio_suspend(device_t dev) { return (ENXIO); } static int lio_resume(device_t dev) { return (ENXIO); } static int lio_event(struct module *mod, int event, void *junk) { switch (event) { case MOD_LOAD: lio_init_device_list(LIO_CFG_TYPE_DEFAULT); break; default: break; } return (0); } /********************************************************************* * FreeBSD Device Interface Entry Points * *******************************************************************/ static device_method_t lio_methods[] = { /* Device interface */ DEVMETHOD(device_probe, lio_probe), DEVMETHOD(device_attach, lio_attach), DEVMETHOD(device_detach, lio_detach), DEVMETHOD(device_shutdown, lio_shutdown), DEVMETHOD(device_suspend, lio_suspend), DEVMETHOD(device_resume, lio_resume), DEVMETHOD_END }; static driver_t lio_driver = { LIO_DRV_NAME, lio_methods, sizeof(struct octeon_device), }; devclass_t lio_devclass; DRIVER_MODULE(lio, pci, lio_driver, lio_devclass, lio_event, 0); MODULE_DEPEND(lio, pci, 1, 1, 1); MODULE_DEPEND(lio, ether, 1, 1, 1); MODULE_DEPEND(lio, firmware, 1, 1, 1); static bool fw_type_is_none(void) { return strncmp(fw_type, LIO_FW_NAME_TYPE_NONE, sizeof(LIO_FW_NAME_TYPE_NONE)) == 0; } /* * \brief Device initialization for each Octeon device that is probed * @param octeon_dev octeon device */ static int lio_device_init(struct octeon_device *octeon_dev) { unsigned long ddr_timeout = LIO_DDR_TIMEOUT; char *dbg_enb = NULL; int fw_loaded = 0; int i, j, ret; uint8_t bus, dev, function; char bootcmd[] = "\n"; bus = pci_get_bus(octeon_dev->device); dev = pci_get_slot(octeon_dev->device); function = pci_get_function(octeon_dev->device); atomic_store_rel_int(&octeon_dev->status, LIO_DEV_BEGIN_STATE); /* Enable access to the octeon device */ if (pci_enable_busmaster(octeon_dev->device)) { lio_dev_err(octeon_dev, "pci_enable_device failed\n"); return (1); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_PCI_ENABLE_DONE); /* Identify the Octeon type and map the BAR address space. */ if (lio_chip_specific_setup(octeon_dev)) { lio_dev_err(octeon_dev, "Chip specific setup failed\n"); return (1); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_PCI_MAP_DONE); /* * Only add a reference after setting status 'OCT_DEV_PCI_MAP_DONE', * since that is what is required for the reference to be removed * during de-initialization (see 'octeon_destroy_resources'). */ lio_register_device(octeon_dev, bus, dev, function, true); octeon_dev->app_mode = LIO_DRV_INVALID_APP; if (!lio_cn23xx_pf_fw_loaded(octeon_dev) && !fw_type_is_none()) { fw_loaded = 0; /* Do a soft reset of the Octeon device. */ if (octeon_dev->fn_list.soft_reset(octeon_dev)) return (1); /* things might have changed */ if (!lio_cn23xx_pf_fw_loaded(octeon_dev)) fw_loaded = 0; else fw_loaded = 1; } else { fw_loaded = 1; } /* * Initialize the dispatch mechanism used to push packets arriving on * Octeon Output queues. */ if (lio_init_dispatch_list(octeon_dev)) return (1); lio_register_dispatch_fn(octeon_dev, LIO_OPCODE_NIC, LIO_OPCODE_NIC_CORE_DRV_ACTIVE, lio_core_drv_init, octeon_dev); atomic_store_rel_int(&octeon_dev->status, LIO_DEV_DISPATCH_INIT_DONE); ret = octeon_dev->fn_list.setup_device_regs(octeon_dev); if (ret) { lio_dev_err(octeon_dev, "Failed to configure device registers\n"); return (ret); } /* Initialize soft command buffer pool */ if (lio_setup_sc_buffer_pool(octeon_dev)) { lio_dev_err(octeon_dev, "sc buffer pool allocation failed\n"); return (1); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_SC_BUFF_POOL_INIT_DONE); if (lio_allocate_ioq_vector(octeon_dev)) { lio_dev_err(octeon_dev, "IOQ vector allocation failed\n"); return (1); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_MSIX_ALLOC_VECTOR_DONE); for (i = 0; i < LIO_MAX_POSSIBLE_INSTR_QUEUES; i++) { octeon_dev->instr_queue[i] = malloc(sizeof(struct lio_instr_queue), M_DEVBUF, M_NOWAIT | M_ZERO); if (octeon_dev->instr_queue[i] == NULL) return (1); } /* Setup the data structures that manage this Octeon's Input queues. */ if (lio_setup_instr_queue0(octeon_dev)) { lio_dev_err(octeon_dev, "Instruction queue initialization failed\n"); return (1); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_INSTR_QUEUE_INIT_DONE); /* * Initialize lists to manage the requests of different types that * arrive from user & kernel applications for this octeon device. */ if (lio_setup_response_list(octeon_dev)) { lio_dev_err(octeon_dev, "Response list allocation failed\n"); return (1); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_RESP_LIST_INIT_DONE); for (i = 0; i < LIO_MAX_POSSIBLE_OUTPUT_QUEUES; i++) { octeon_dev->droq[i] = malloc(sizeof(*octeon_dev->droq[i]), M_DEVBUF, M_NOWAIT | M_ZERO); if (octeon_dev->droq[i] == NULL) return (1); } if (lio_setup_output_queue0(octeon_dev)) { lio_dev_err(octeon_dev, "Output queue initialization failed\n"); return (1); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_DROQ_INIT_DONE); /* * Setup the interrupt handler and record the INT SUM register address */ if (lio_setup_interrupt(octeon_dev, octeon_dev->sriov_info.num_pf_rings)) return (1); /* Enable Octeon device interrupts */ octeon_dev->fn_list.enable_interrupt(octeon_dev, OCTEON_ALL_INTR); atomic_store_rel_int(&octeon_dev->status, LIO_DEV_INTR_SET_DONE); /* * Send Credit for Octeon Output queues. Credits are always sent BEFORE * the output queue is enabled. * This ensures that we'll receive the f/w CORE DRV_ACTIVE message in * case we've configured CN23XX_SLI_GBL_CONTROL[NOPTR_D] = 0. * Otherwise, it is possible that the DRV_ACTIVE message will be sent * before any credits have been issued, causing the ring to be reset * (and the f/w appear to never have started). */ for (j = 0; j < octeon_dev->num_oqs; j++) lio_write_csr32(octeon_dev, octeon_dev->droq[j]->pkts_credit_reg, octeon_dev->droq[j]->max_count); /* Enable the input and output queues for this Octeon device */ ret = octeon_dev->fn_list.enable_io_queues(octeon_dev); if (ret) { lio_dev_err(octeon_dev, "Failed to enable input/output queues"); return (ret); } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_IO_QUEUES_DONE); if (!fw_loaded) { lio_dev_dbg(octeon_dev, "Waiting for DDR initialization...\n"); if (!ddr_timeout) { lio_dev_info(octeon_dev, "WAITING. Set ddr_timeout to non-zero value to proceed with initialization.\n"); } lio_sleep_timeout(LIO_RESET_MSECS); /* * Wait for the octeon to initialize DDR after the * soft-reset. */ while (!ddr_timeout) { if (pause("-", lio_ms_to_ticks(100))) { /* user probably pressed Control-C */ return (1); } } ret = lio_wait_for_ddr_init(octeon_dev, &ddr_timeout); if (ret) { lio_dev_err(octeon_dev, "DDR not initialized. Please confirm that board is configured to boot from Flash, ret: %d\n", ret); return (1); } if (lio_wait_for_bootloader(octeon_dev, 1100)) { lio_dev_err(octeon_dev, "Board not responding\n"); return (1); } /* Divert uboot to take commands from host instead. */ ret = lio_console_send_cmd(octeon_dev, bootcmd, 50); lio_dev_dbg(octeon_dev, "Initializing consoles\n"); ret = lio_init_consoles(octeon_dev); if (ret) { lio_dev_err(octeon_dev, "Could not access board consoles\n"); return (1); } /* * If console debug enabled, specify empty string to * use default enablement ELSE specify NULL string for * 'disabled'. */ dbg_enb = lio_console_debug_enabled(0) ? "" : NULL; ret = lio_add_console(octeon_dev, 0, dbg_enb); if (ret) { lio_dev_err(octeon_dev, "Could not access board console\n"); return (1); } else if (lio_console_debug_enabled(0)) { /* * If console was added AND we're logging console output * then set our console print function. */ octeon_dev->console[0].print = lio_dbg_console_print; } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_CONSOLE_INIT_DONE); lio_dev_dbg(octeon_dev, "Loading firmware\n"); ret = lio_load_firmware(octeon_dev); if (ret) { lio_dev_err(octeon_dev, "Could not load firmware to board\n"); return (1); } } atomic_store_rel_int(&octeon_dev->status, LIO_DEV_HOST_OK); return (0); } /* * \brief PCI FLR for each Octeon device. * @param oct octeon device */ static void lio_pci_flr(struct octeon_device *oct) { uint32_t exppos, status; pci_find_cap(oct->device, PCIY_EXPRESS, &exppos); pci_save_state(oct->device); /* Quiesce the device completely */ pci_write_config(oct->device, PCIR_COMMAND, PCIM_CMD_INTxDIS, 2); /* Wait for Transaction Pending bit clean */ lio_mdelay(100); status = pci_read_config(oct->device, exppos + PCIER_DEVICE_STA, 2); if (status & PCIEM_STA_TRANSACTION_PND) { lio_dev_info(oct, "Function reset incomplete after 100ms, sleeping for 5 seconds\n"); lio_mdelay(5); status = pci_read_config(oct->device, exppos + PCIER_DEVICE_STA, 2); if (status & PCIEM_STA_TRANSACTION_PND) lio_dev_info(oct, "Function reset still incomplete after 5s, reset anyway\n"); } pci_write_config(oct->device, exppos + PCIER_DEVICE_CTL, PCIEM_CTL_INITIATE_FLR, 2); lio_mdelay(100); pci_restore_state(oct->device); } /* * \brief Debug console print function * @param octeon_dev octeon device * @param console_num console number * @param prefix first portion of line to display * @param suffix second portion of line to display * * The OCTEON debug console outputs entire lines (excluding '\n'). * Normally, the line will be passed in the 'prefix' parameter. * However, due to buffering, it is possible for a line to be split into two * parts, in which case they will be passed as the 'prefix' parameter and * 'suffix' parameter. */ static int lio_dbg_console_print(struct octeon_device *oct, uint32_t console_num, char *prefix, char *suffix) { if (prefix != NULL && suffix != NULL) lio_dev_info(oct, "%u: %s%s\n", console_num, prefix, suffix); else if (prefix != NULL) lio_dev_info(oct, "%u: %s\n", console_num, prefix); else if (suffix != NULL) lio_dev_info(oct, "%u: %s\n", console_num, suffix); return (0); } static void lio_watchdog(void *param) { int core_num; uint16_t mask_of_crashed_or_stuck_cores = 0; struct octeon_device *oct = param; bool err_msg_was_printed[12]; bzero(err_msg_was_printed, sizeof(err_msg_was_printed)); while (1) { kproc_suspend_check(oct->watchdog_task); mask_of_crashed_or_stuck_cores = (uint16_t)lio_read_csr64(oct, LIO_CN23XX_SLI_SCRATCH2); if (mask_of_crashed_or_stuck_cores) { struct octeon_device *other_oct; oct->cores_crashed = true; other_oct = lio_get_other_octeon_device(oct); if (other_oct != NULL) other_oct->cores_crashed = true; for (core_num = 0; core_num < LIO_MAX_CORES; core_num++) { bool core_crashed_or_got_stuck; core_crashed_or_got_stuck = (mask_of_crashed_or_stuck_cores >> core_num) & 1; if (core_crashed_or_got_stuck && !err_msg_was_printed[core_num]) { lio_dev_err(oct, "ERROR: Octeon core %d crashed or got stuck! See oct-fwdump for details.\n", core_num); err_msg_was_printed[core_num] = true; } } } /* sleep for two seconds */ pause("-", lio_ms_to_ticks(2000)); } } static int lio_chip_specific_setup(struct octeon_device *oct) { char *s; uint32_t dev_id, rev_id; int ret = 1; dev_id = lio_read_pci_cfg(oct, 0); rev_id = pci_get_revid(oct->device); oct->subdevice_id = pci_get_subdevice(oct->device); switch (dev_id) { case LIO_CN23XX_PF_PCIID: oct->chip_id = LIO_CN23XX_PF_VID; if (pci_get_function(oct->device) == 0) { if (num_queues_per_pf0 < 0) { lio_dev_info(oct, "Invalid num_queues_per_pf0: %d, Setting it to default\n", num_queues_per_pf0); num_queues_per_pf0 = 0; } oct->sriov_info.num_pf_rings = num_queues_per_pf0; } else { if (num_queues_per_pf1 < 0) { lio_dev_info(oct, "Invalid num_queues_per_pf1: %d, Setting it to default\n", num_queues_per_pf1); num_queues_per_pf1 = 0; } oct->sriov_info.num_pf_rings = num_queues_per_pf1; } ret = lio_cn23xx_pf_setup_device(oct); s = "CN23XX"; break; default: s = "?"; lio_dev_err(oct, "Unknown device found (dev_id: %x)\n", dev_id); } if (!ret) lio_dev_info(oct, "%s PASS%d.%d %s Version: %s\n", s, OCTEON_MAJOR_REV(oct), OCTEON_MINOR_REV(oct), lio_get_conf(oct)->card_name, LIO_VERSION); return (ret); } static struct octeon_device * lio_get_other_octeon_device(struct octeon_device *oct) { struct octeon_device *other_oct; other_oct = lio_get_device(oct->octeon_id + 1); if ((other_oct != NULL) && other_oct->device) { int oct_busnum, other_oct_busnum; oct_busnum = pci_get_bus(oct->device); other_oct_busnum = pci_get_bus(other_oct->device); if (oct_busnum == other_oct_busnum) { int oct_slot, other_oct_slot; oct_slot = pci_get_slot(oct->device); other_oct_slot = pci_get_slot(other_oct->device); if (oct_slot == other_oct_slot) return (other_oct); } } return (NULL); } /* * \brief Load firmware to device * @param oct octeon device * * Maps device to firmware filename, requests firmware, and downloads it */ static int lio_load_firmware(struct octeon_device *oct) { const struct firmware *fw; char *tmp_fw_type = NULL; int ret = 0; char fw_name[LIO_MAX_FW_FILENAME_LEN]; if (fw_type[0] == '\0') tmp_fw_type = LIO_FW_NAME_TYPE_NIC; else tmp_fw_type = fw_type; sprintf(fw_name, "%s%s_%s%s", LIO_FW_BASE_NAME, lio_get_conf(oct)->card_name, tmp_fw_type, LIO_FW_NAME_SUFFIX); fw = firmware_get(fw_name); if (fw == NULL) { lio_dev_err(oct, "Request firmware failed. Could not find file %s.\n", fw_name); return (EINVAL); } ret = lio_download_firmware(oct, fw->data, fw->datasize); firmware_put(fw, FIRMWARE_UNLOAD); return (ret); } static int lio_nic_starter(struct octeon_device *oct) { int ret = 0; atomic_store_rel_int(&oct->status, LIO_DEV_RUNNING); if (oct->app_mode && oct->app_mode == LIO_DRV_NIC_APP) { if (lio_init_nic_module(oct)) { lio_dev_err(oct, "NIC initialization failed\n"); ret = -1; #ifdef CAVIUM_ONiLY_23XX_VF } else { if (octeon_enable_sriov(oct) < 0) ret = -1; #endif } } else { lio_dev_err(oct, "Unexpected application running on NIC (%d). Check firmware.\n", oct->app_mode); ret = -1; } return (ret); } static int lio_init_nic_module(struct octeon_device *oct) { int num_nic_ports = LIO_GET_NUM_NIC_PORTS_CFG(lio_get_conf(oct)); int retval = 0; lio_dev_dbg(oct, "Initializing network interfaces\n"); /* * only default iq and oq were initialized * initialize the rest as well */ /* run port_config command for each port */ oct->ifcount = num_nic_ports; bzero(&oct->props, sizeof(struct lio_if_props)); oct->props.gmxport = -1; retval = lio_setup_nic_devices(oct); if (retval) { lio_dev_err(oct, "Setup NIC devices failed\n"); goto lio_init_failure; } lio_dev_dbg(oct, "Network interfaces ready\n"); return (retval); lio_init_failure: oct->ifcount = 0; return (retval); } static int lio_ifmedia_update(struct ifnet *ifp) { struct lio *lio = if_getsoftc(ifp); struct ifmedia *ifm; ifm = &lio->ifmedia; /* We only support Ethernet media type. */ if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) return (EINVAL); switch (IFM_SUBTYPE(ifm->ifm_media)) { case IFM_AUTO: break; case IFM_10G_CX4: case IFM_10G_SR: case IFM_10G_T: case IFM_10G_TWINAX: default: /* We don't support changing the media type. */ lio_dev_err(lio->oct_dev, "Invalid media type (%d)\n", IFM_SUBTYPE(ifm->ifm_media)); return (EINVAL); } return (0); } static int lio_get_media_subtype(struct octeon_device *oct) { switch(oct->subdevice_id) { case LIO_CN2350_10G_SUBDEVICE: case LIO_CN2350_10G_SUBDEVICE1: case LIO_CN2360_10G_SUBDEVICE: return (IFM_10G_SR); case LIO_CN2350_25G_SUBDEVICE: case LIO_CN2360_25G_SUBDEVICE: return (IFM_25G_SR); } return (IFM_10G_SR); } static uint64_t lio_get_baudrate(struct octeon_device *oct) { switch(oct->subdevice_id) { case LIO_CN2350_10G_SUBDEVICE: case LIO_CN2350_10G_SUBDEVICE1: case LIO_CN2360_10G_SUBDEVICE: return (IF_Gbps(10)); case LIO_CN2350_25G_SUBDEVICE: case LIO_CN2360_25G_SUBDEVICE: return (IF_Gbps(25)); } return (IF_Gbps(10)); } static void lio_ifmedia_status(struct ifnet *ifp, struct ifmediareq *ifmr) { struct lio *lio = if_getsoftc(ifp); /* Report link down if the driver isn't running. */ if (!lio_ifstate_check(lio, LIO_IFSTATE_RUNNING)) { ifmr->ifm_active |= IFM_NONE; return; } /* Setup the default interface info. */ ifmr->ifm_status = IFM_AVALID; ifmr->ifm_active = IFM_ETHER; if (lio->linfo.link.s.link_up) { ifmr->ifm_status |= IFM_ACTIVE; } else { ifmr->ifm_active |= IFM_NONE; return; } ifmr->ifm_active |= lio_get_media_subtype(lio->oct_dev); if (lio->linfo.link.s.duplex) ifmr->ifm_active |= IFM_FDX; else ifmr->ifm_active |= IFM_HDX; } static uint64_t lio_get_counter(if_t ifp, ift_counter cnt) { struct lio *lio = if_getsoftc(ifp); struct octeon_device *oct = lio->oct_dev; uint64_t counter = 0; int i, q_no; switch (cnt) { case IFCOUNTER_IPACKETS: for (i = 0; i < oct->num_oqs; i++) { q_no = lio->linfo.rxpciq[i].s.q_no; counter += oct->droq[q_no]->stats.rx_pkts_received; } break; case IFCOUNTER_OPACKETS: for (i = 0; i < oct->num_iqs; i++) { q_no = lio->linfo.txpciq[i].s.q_no; counter += oct->instr_queue[q_no]->stats.tx_done; } break; case IFCOUNTER_IBYTES: for (i = 0; i < oct->num_oqs; i++) { q_no = lio->linfo.rxpciq[i].s.q_no; counter += oct->droq[q_no]->stats.rx_bytes_received; } break; case IFCOUNTER_OBYTES: for (i = 0; i < oct->num_iqs; i++) { q_no = lio->linfo.txpciq[i].s.q_no; counter += oct->instr_queue[q_no]->stats.tx_tot_bytes; } break; case IFCOUNTER_IQDROPS: for (i = 0; i < oct->num_oqs; i++) { q_no = lio->linfo.rxpciq[i].s.q_no; counter += oct->droq[q_no]->stats.rx_dropped; } break; case IFCOUNTER_OQDROPS: for (i = 0; i < oct->num_iqs; i++) { q_no = lio->linfo.txpciq[i].s.q_no; counter += oct->instr_queue[q_no]->stats.tx_dropped; } break; case IFCOUNTER_IMCASTS: counter = oct->link_stats.fromwire.total_mcst; break; case IFCOUNTER_OMCASTS: counter = oct->link_stats.fromhost.mcast_pkts_sent; break; case IFCOUNTER_COLLISIONS: counter = oct->link_stats.fromhost.total_collisions; break; case IFCOUNTER_IERRORS: counter = oct->link_stats.fromwire.fcs_err + oct->link_stats.fromwire.l2_err + oct->link_stats.fromwire.frame_err; break; default: return (if_get_counter_default(ifp, cnt)); } return (counter); } static int lio_init_ifnet(struct lio *lio) { struct octeon_device *oct = lio->oct_dev; if_t ifp = lio->ifp; /* ifconfig entrypoint for media type/status reporting */ ifmedia_init(&lio->ifmedia, IFM_IMASK, lio_ifmedia_update, lio_ifmedia_status); /* set the default interface values */ ifmedia_add(&lio->ifmedia, (IFM_ETHER | IFM_FDX | lio_get_media_subtype(oct)), 0, NULL); ifmedia_add(&lio->ifmedia, (IFM_ETHER | IFM_AUTO), 0, NULL); ifmedia_set(&lio->ifmedia, (IFM_ETHER | IFM_AUTO)); lio->ifmedia.ifm_media = lio->ifmedia.ifm_cur->ifm_media; lio_dev_dbg(oct, "IFMEDIA flags : %x\n", lio->ifmedia.ifm_media); if_initname(ifp, device_get_name(oct->device), device_get_unit(oct->device)); if_setflags(ifp, (IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST)); if_setioctlfn(ifp, lio_ioctl); if_setgetcounterfn(ifp, lio_get_counter); if_settransmitfn(ifp, lio_mq_start); if_setqflushfn(ifp, lio_qflush); if_setinitfn(ifp, lio_open); if_setmtu(ifp, lio->linfo.link.s.mtu); lio->mtu = lio->linfo.link.s.mtu; if_sethwassist(ifp, (CSUM_IP | CSUM_TCP | CSUM_UDP | CSUM_TSO | CSUM_TCP_IPV6 | CSUM_UDP_IPV6)); if_setcapabilitiesbit(ifp, (IFCAP_HWCSUM | IFCAP_HWCSUM_IPV6 | IFCAP_TSO | IFCAP_LRO | IFCAP_JUMBO_MTU | IFCAP_HWSTATS | IFCAP_LINKSTATE | IFCAP_VLAN_HWFILTER | IFCAP_VLAN_HWCSUM | IFCAP_VLAN_HWTAGGING | IFCAP_VLAN_HWTSO | IFCAP_VLAN_MTU), 0); if_setcapenable(ifp, if_getcapabilities(ifp)); if_setbaudrate(ifp, lio_get_baudrate(oct)); return (0); } static void lio_tcp_lro_free(struct octeon_device *octeon_dev, struct ifnet *ifp) { struct lio *lio = if_getsoftc(ifp); struct lio_droq *droq; int q_no; int i; for (i = 0; i < octeon_dev->num_oqs; i++) { q_no = lio->linfo.rxpciq[i].s.q_no; droq = octeon_dev->droq[q_no]; if (droq->lro.ifp) { tcp_lro_free(&droq->lro); droq->lro.ifp = NULL; } } } static int lio_tcp_lro_init(struct octeon_device *octeon_dev, struct ifnet *ifp) { struct lio *lio = if_getsoftc(ifp); struct lio_droq *droq; struct lro_ctrl *lro; int i, q_no, ret = 0; for (i = 0; i < octeon_dev->num_oqs; i++) { q_no = lio->linfo.rxpciq[i].s.q_no; droq = octeon_dev->droq[q_no]; lro = &droq->lro; ret = tcp_lro_init(lro); if (ret) { lio_dev_err(octeon_dev, "LRO Initialization failed ret %d\n", ret); goto lro_init_failed; } lro->ifp = ifp; } return (ret); lro_init_failed: lio_tcp_lro_free(octeon_dev, ifp); return (ret); } static int lio_setup_nic_devices(struct octeon_device *octeon_dev) { union octeon_if_cfg if_cfg; struct lio *lio = NULL; struct ifnet *ifp = NULL; struct lio_version *vdata; struct lio_soft_command *sc; struct lio_if_cfg_context *ctx; struct lio_if_cfg_resp *resp; struct lio_if_props *props; int num_iqueues, num_oqueues, retval; unsigned int base_queue; unsigned int gmx_port_id; uint32_t ctx_size, data_size; uint32_t ifidx_or_pfnum, resp_size; uint8_t mac[ETHER_HDR_LEN], i, j; /* This is to handle link status changes */ lio_register_dispatch_fn(octeon_dev, LIO_OPCODE_NIC, LIO_OPCODE_NIC_INFO, lio_link_info, octeon_dev); for (i = 0; i < octeon_dev->ifcount; i++) { resp_size = sizeof(struct lio_if_cfg_resp); ctx_size = sizeof(struct lio_if_cfg_context); data_size = sizeof(struct lio_version); sc = lio_alloc_soft_command(octeon_dev, data_size, resp_size, ctx_size); if (sc == NULL) return (ENOMEM); resp = (struct lio_if_cfg_resp *)sc->virtrptr; ctx = (struct lio_if_cfg_context *)sc->ctxptr; vdata = (struct lio_version *)sc->virtdptr; *((uint64_t *)vdata) = 0; vdata->major = htobe16(LIO_BASE_MAJOR_VERSION); vdata->minor = htobe16(LIO_BASE_MINOR_VERSION); vdata->micro = htobe16(LIO_BASE_MICRO_VERSION); num_iqueues = octeon_dev->sriov_info.num_pf_rings; num_oqueues = octeon_dev->sriov_info.num_pf_rings; base_queue = octeon_dev->sriov_info.pf_srn; gmx_port_id = octeon_dev->pf_num; ifidx_or_pfnum = octeon_dev->pf_num; lio_dev_dbg(octeon_dev, "requesting config for interface %d, iqs %d, oqs %d\n", ifidx_or_pfnum, num_iqueues, num_oqueues); ctx->cond = 0; ctx->octeon_id = lio_get_device_id(octeon_dev); if_cfg.if_cfg64 = 0; if_cfg.s.num_iqueues = num_iqueues; if_cfg.s.num_oqueues = num_oqueues; if_cfg.s.base_queue = base_queue; if_cfg.s.gmx_port_id = gmx_port_id; sc->iq_no = 0; lio_prepare_soft_command(octeon_dev, sc, LIO_OPCODE_NIC, LIO_OPCODE_NIC_IF_CFG, 0, if_cfg.if_cfg64, 0); sc->callback = lio_if_cfg_callback; sc->callback_arg = sc; sc->wait_time = 3000; retval = lio_send_soft_command(octeon_dev, sc); if (retval == LIO_IQ_SEND_FAILED) { lio_dev_err(octeon_dev, "iq/oq config failed status: %x\n", retval); /* Soft instr is freed by driver in case of failure. */ goto setup_nic_dev_fail; } /* * Sleep on a wait queue till the cond flag indicates that the * response arrived or timed-out. */ lio_sleep_cond(octeon_dev, &ctx->cond); retval = resp->status; if (retval) { lio_dev_err(octeon_dev, "iq/oq config failed\n"); goto setup_nic_dev_fail; } lio_swap_8B_data((uint64_t *)(&resp->cfg_info), (sizeof(struct octeon_if_cfg_info)) >> 3); num_iqueues = bitcount64(resp->cfg_info.iqmask); num_oqueues = bitcount64(resp->cfg_info.oqmask); if (!(num_iqueues) || !(num_oqueues)) { lio_dev_err(octeon_dev, "Got bad iqueues (%016llX) or oqueues (%016llX) from firmware.\n", LIO_CAST64(resp->cfg_info.iqmask), LIO_CAST64(resp->cfg_info.oqmask)); goto setup_nic_dev_fail; } lio_dev_dbg(octeon_dev, "interface %d, iqmask %016llx, oqmask %016llx, numiqueues %d, numoqueues %d\n", i, LIO_CAST64(resp->cfg_info.iqmask), LIO_CAST64(resp->cfg_info.oqmask), num_iqueues, num_oqueues); ifp = if_alloc(IFT_ETHER); if (ifp == NULL) { lio_dev_err(octeon_dev, "Device allocation failed\n"); goto setup_nic_dev_fail; } lio = malloc(sizeof(struct lio), M_DEVBUF, M_NOWAIT | M_ZERO); if (lio == NULL) { lio_dev_err(octeon_dev, "Lio allocation failed\n"); goto setup_nic_dev_fail; } if_setsoftc(ifp, lio); ifp->if_hw_tsomax = LIO_MAX_FRAME_SIZE; ifp->if_hw_tsomaxsegcount = LIO_MAX_SG; ifp->if_hw_tsomaxsegsize = PAGE_SIZE; lio->ifidx = ifidx_or_pfnum; props = &octeon_dev->props; props->gmxport = resp->cfg_info.linfo.gmxport; props->ifp = ifp; lio->linfo.num_rxpciq = num_oqueues; lio->linfo.num_txpciq = num_iqueues; for (j = 0; j < num_oqueues; j++) { lio->linfo.rxpciq[j].rxpciq64 = resp->cfg_info.linfo.rxpciq[j].rxpciq64; } for (j = 0; j < num_iqueues; j++) { lio->linfo.txpciq[j].txpciq64 = resp->cfg_info.linfo.txpciq[j].txpciq64; } lio->linfo.hw_addr = resp->cfg_info.linfo.hw_addr; lio->linfo.gmxport = resp->cfg_info.linfo.gmxport; lio->linfo.link.link_status64 = resp->cfg_info.linfo.link.link_status64; /* * Point to the properties for octeon device to which this * interface belongs. */ lio->oct_dev = octeon_dev; lio->ifp = ifp; lio_dev_dbg(octeon_dev, "if%d gmx: %d hw_addr: 0x%llx\n", i, lio->linfo.gmxport, LIO_CAST64(lio->linfo.hw_addr)); lio_init_ifnet(lio); /* 64-bit swap required on LE machines */ lio_swap_8B_data(&lio->linfo.hw_addr, 1); for (j = 0; j < 6; j++) mac[j] = *((uint8_t *)( ((uint8_t *)&lio->linfo.hw_addr) + 2 + j)); ether_ifattach(ifp, mac); /* * By default all interfaces on a single Octeon uses the same * tx and rx queues */ lio->txq = lio->linfo.txpciq[0].s.q_no; lio->rxq = lio->linfo.rxpciq[0].s.q_no; if (lio_setup_io_queues(octeon_dev, i, lio->linfo.num_txpciq, lio->linfo.num_rxpciq)) { lio_dev_err(octeon_dev, "I/O queues creation failed\n"); goto setup_nic_dev_fail; } lio_ifstate_set(lio, LIO_IFSTATE_DROQ_OPS); lio->tx_qsize = lio_get_tx_qsize(octeon_dev, lio->txq); lio->rx_qsize = lio_get_rx_qsize(octeon_dev, lio->rxq); if (lio_setup_glists(octeon_dev, lio, num_iqueues)) { lio_dev_err(octeon_dev, "Gather list allocation failed\n"); goto setup_nic_dev_fail; } if ((lio_hwlro == 0) && lio_tcp_lro_init(octeon_dev, ifp)) goto setup_nic_dev_fail; if (lio_hwlro && (if_getcapenable(ifp) & IFCAP_LRO) && (if_getcapenable(ifp) & IFCAP_RXCSUM) && (if_getcapenable(ifp) & IFCAP_RXCSUM_IPV6)) lio_set_feature(ifp, LIO_CMD_LRO_ENABLE, LIO_LROIPV4 | LIO_LROIPV6); if ((if_getcapenable(ifp) & IFCAP_VLAN_HWFILTER)) lio_set_feature(ifp, LIO_CMD_VLAN_FILTER_CTL, 1); else lio_set_feature(ifp, LIO_CMD_VLAN_FILTER_CTL, 0); if (lio_setup_rx_oom_poll_fn(ifp)) goto setup_nic_dev_fail; lio_dev_dbg(octeon_dev, "Setup NIC ifidx:%d mac:%02x%02x%02x%02x%02x%02x\n", i, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); lio->link_changes++; lio_ifstate_set(lio, LIO_IFSTATE_REGISTERED); /* * Sending command to firmware to enable Rx checksum offload * by default at the time of setup of Liquidio driver for * this device */ lio_set_rxcsum_command(ifp, LIO_CMD_TNL_RX_CSUM_CTL, LIO_CMD_RXCSUM_ENABLE); lio_set_feature(ifp, LIO_CMD_TNL_TX_CSUM_CTL, LIO_CMD_TXCSUM_ENABLE); #ifdef RSS if (lio_rss) { if (lio_send_rss_param(lio)) goto setup_nic_dev_fail; } else #endif /* RSS */ lio_set_feature(ifp, LIO_CMD_SET_FNV, LIO_CMD_FNV_ENABLE); lio_dev_dbg(octeon_dev, "NIC ifidx:%d Setup successful\n", i); lio_free_soft_command(octeon_dev, sc); lio->vlan_attach = EVENTHANDLER_REGISTER(vlan_config, lio_vlan_rx_add_vid, lio, EVENTHANDLER_PRI_FIRST); lio->vlan_detach = EVENTHANDLER_REGISTER(vlan_unconfig, lio_vlan_rx_kill_vid, lio, EVENTHANDLER_PRI_FIRST); /* Update stats periodically */ callout_init(&lio->stats_timer, 0); lio->stats_interval = LIO_DEFAULT_STATS_INTERVAL; lio_add_hw_stats(lio); } return (0); setup_nic_dev_fail: lio_free_soft_command(octeon_dev, sc); while (i--) { lio_dev_err(octeon_dev, "NIC ifidx:%d Setup failed\n", i); lio_destroy_nic_device(octeon_dev, i); } return (ENODEV); } static int lio_link_info(struct lio_recv_info *recv_info, void *ptr) { struct octeon_device *oct = (struct octeon_device *)ptr; struct lio_recv_pkt *recv_pkt = recv_info->recv_pkt; union octeon_link_status *ls; int gmxport = 0, i; lio_dev_dbg(oct, "%s Called\n", __func__); if (recv_pkt->buffer_size[0] != (sizeof(*ls) + LIO_DROQ_INFO_SIZE)) { lio_dev_err(oct, "Malformed NIC_INFO, len=%d, ifidx=%d\n", recv_pkt->buffer_size[0], recv_pkt->rh.r_nic_info.gmxport); goto nic_info_err; } gmxport = recv_pkt->rh.r_nic_info.gmxport; ls = (union octeon_link_status *)(recv_pkt->buffer_ptr[0]->m_data + LIO_DROQ_INFO_SIZE); lio_swap_8B_data((uint64_t *)ls, (sizeof(union octeon_link_status)) >> 3); if (oct->props.gmxport == gmxport) lio_update_link_status(oct->props.ifp, ls); nic_info_err: for (i = 0; i < recv_pkt->buffer_count; i++) lio_recv_buffer_free(recv_pkt->buffer_ptr[i]); lio_free_recv_info(recv_info); return (0); } void lio_free_mbuf(struct lio_instr_queue *iq, struct lio_mbuf_free_info *finfo) { bus_dmamap_sync(iq->txtag, finfo->map, BUS_DMASYNC_POSTWRITE); bus_dmamap_unload(iq->txtag, finfo->map); m_freem(finfo->mb); } void lio_free_sgmbuf(struct lio_instr_queue *iq, struct lio_mbuf_free_info *finfo) { struct lio_gather *g; struct octeon_device *oct; struct lio *lio; int iq_no; g = finfo->g; iq_no = iq->txpciq.s.q_no; oct = iq->oct_dev; lio = if_getsoftc(oct->props.ifp); mtx_lock(&lio->glist_lock[iq_no]); STAILQ_INSERT_TAIL(&lio->ghead[iq_no], &g->node, entries); mtx_unlock(&lio->glist_lock[iq_no]); bus_dmamap_sync(iq->txtag, finfo->map, BUS_DMASYNC_POSTWRITE); bus_dmamap_unload(iq->txtag, finfo->map); m_freem(finfo->mb); } static void lio_if_cfg_callback(struct octeon_device *oct, uint32_t status, void *buf) { struct lio_soft_command *sc = (struct lio_soft_command *)buf; struct lio_if_cfg_resp *resp; struct lio_if_cfg_context *ctx; resp = (struct lio_if_cfg_resp *)sc->virtrptr; ctx = (struct lio_if_cfg_context *)sc->ctxptr; oct = lio_get_device(ctx->octeon_id); if (resp->status) lio_dev_err(oct, "nic if cfg instruction failed. Status: %llx (0x%08x)\n", LIO_CAST64(resp->status), status); ctx->cond = 1; snprintf(oct->fw_info.lio_firmware_version, 32, "%s", resp->cfg_info.lio_firmware_version); /* * This barrier is required to be sure that the response has been * written fully before waking up the handler */ wmb(); } static int lio_is_mac_changed(uint8_t *new, uint8_t *old) { return ((new[0] != old[0]) || (new[1] != old[1]) || (new[2] != old[2]) || (new[3] != old[3]) || (new[4] != old[4]) || (new[5] != old[5])); } void lio_open(void *arg) { struct lio *lio = arg; struct ifnet *ifp = lio->ifp; struct octeon_device *oct = lio->oct_dev; uint8_t *mac_new, mac_old[ETHER_HDR_LEN]; int ret = 0; lio_ifstate_set(lio, LIO_IFSTATE_RUNNING); /* Ready for link status updates */ lio->intf_open = 1; lio_dev_info(oct, "Interface Open, ready for traffic\n"); /* tell Octeon to start forwarding packets to host */ lio_send_rx_ctrl_cmd(lio, 1); mac_new = IF_LLADDR(ifp); memcpy(mac_old, ((uint8_t *)&lio->linfo.hw_addr) + 2, ETHER_HDR_LEN); if (lio_is_mac_changed(mac_new, mac_old)) { ret = lio_set_mac(ifp, mac_new); if (ret) lio_dev_err(oct, "MAC change failed, error: %d\n", ret); } /* Now inform the stack we're ready */ if_setdrvflagbits(ifp, IFF_DRV_RUNNING, 0); lio_dev_info(oct, "Interface is opened\n"); } static int lio_set_rxcsum_command(struct ifnet *ifp, int command, uint8_t rx_cmd) { struct lio_ctrl_pkt nctrl; struct lio *lio = if_getsoftc(ifp); struct octeon_device *oct = lio->oct_dev; int ret = 0; nctrl.ncmd.cmd64 = 0; nctrl.ncmd.s.cmd = command; nctrl.ncmd.s.param1 = rx_cmd; nctrl.iq_no = lio->linfo.txpciq[0].s.q_no; nctrl.wait_time = 100; nctrl.lio = lio; nctrl.cb_fn = lio_ctrl_cmd_completion; ret = lio_send_ctrl_pkt(lio->oct_dev, &nctrl); if (ret < 0) { lio_dev_err(oct, "DEVFLAGS RXCSUM change failed in core(ret:0x%x)\n", ret); } return (ret); } static int lio_stop_nic_module(struct octeon_device *oct) { int i, j; struct lio *lio; lio_dev_dbg(oct, "Stopping network interfaces\n"); if (!oct->ifcount) { lio_dev_err(oct, "Init for Octeon was not completed\n"); return (1); } mtx_lock(&oct->cmd_resp_wqlock); oct->cmd_resp_state = LIO_DRV_OFFLINE; mtx_unlock(&oct->cmd_resp_wqlock); for (i = 0; i < oct->ifcount; i++) { lio = if_getsoftc(oct->props.ifp); for (j = 0; j < oct->num_oqs; j++) lio_unregister_droq_ops(oct, lio->linfo.rxpciq[j].s.q_no); } callout_drain(&lio->stats_timer); for (i = 0; i < oct->ifcount; i++) lio_destroy_nic_device(oct, i); lio_dev_dbg(oct, "Network interface stopped\n"); return (0); } static void lio_delete_glists(struct octeon_device *oct, struct lio *lio) { struct lio_gather *g; int i; if (lio->glist_lock != NULL) { free((void *)lio->glist_lock, M_DEVBUF); lio->glist_lock = NULL; } if (lio->ghead == NULL) return; for (i = 0; i < lio->linfo.num_txpciq; i++) { do { g = (struct lio_gather *) lio_delete_first_node(&lio->ghead[i]); free(g, M_DEVBUF); } while (g); if ((lio->glists_virt_base != NULL) && (lio->glists_virt_base[i] != NULL)) { lio_dma_free(lio->glist_entry_size * lio->tx_qsize, lio->glists_virt_base[i]); } } free(lio->glists_virt_base, M_DEVBUF); lio->glists_virt_base = NULL; free(lio->glists_dma_base, M_DEVBUF); lio->glists_dma_base = NULL; free(lio->ghead, M_DEVBUF); lio->ghead = NULL; } static int lio_setup_glists(struct octeon_device *oct, struct lio *lio, int num_iqs) { struct lio_gather *g; int i, j; lio->glist_lock = malloc(num_iqs * sizeof(*lio->glist_lock), M_DEVBUF, M_NOWAIT | M_ZERO); if (lio->glist_lock == NULL) return (1); lio->ghead = malloc(num_iqs * sizeof(*lio->ghead), M_DEVBUF, M_NOWAIT | M_ZERO); if (lio->ghead == NULL) { free((void *)lio->glist_lock, M_DEVBUF); lio->glist_lock = NULL; return (1); } lio->glist_entry_size = ROUNDUP8((ROUNDUP4(LIO_MAX_SG) >> 2) * LIO_SG_ENTRY_SIZE); /* * allocate memory to store virtual and dma base address of * per glist consistent memory */ lio->glists_virt_base = malloc(num_iqs * sizeof(void *), M_DEVBUF, M_NOWAIT | M_ZERO); lio->glists_dma_base = malloc(num_iqs * sizeof(vm_paddr_t), M_DEVBUF, M_NOWAIT | M_ZERO); if ((lio->glists_virt_base == NULL) || (lio->glists_dma_base == NULL)) { lio_delete_glists(oct, lio); return (1); } for (i = 0; i < num_iqs; i++) { mtx_init(&lio->glist_lock[i], "glist_lock", NULL, MTX_DEF); STAILQ_INIT(&lio->ghead[i]); lio->glists_virt_base[i] = lio_dma_alloc(lio->glist_entry_size * lio->tx_qsize, (vm_paddr_t *)&lio->glists_dma_base[i]); if (lio->glists_virt_base[i] == NULL) { lio_delete_glists(oct, lio); return (1); } for (j = 0; j < lio->tx_qsize; j++) { g = malloc(sizeof(*g), M_DEVBUF, M_NOWAIT | M_ZERO); if (g == NULL) break; - g->sg = (struct lio_sg_entry *) - ((uint64_t)lio->glists_virt_base[i] + + g->sg = (struct lio_sg_entry *)(uintptr_t) + ((uint64_t)(uintptr_t)lio->glists_virt_base[i] + (j * lio->glist_entry_size)); g->sg_dma_ptr = (uint64_t)lio->glists_dma_base[i] + (j * lio->glist_entry_size); STAILQ_INSERT_TAIL(&lio->ghead[i], &g->node, entries); } if (j != lio->tx_qsize) { lio_delete_glists(oct, lio); return (1); } } return (0); } void lio_stop(struct ifnet *ifp) { struct lio *lio = if_getsoftc(ifp); struct octeon_device *oct = lio->oct_dev; lio_ifstate_reset(lio, LIO_IFSTATE_RUNNING); if_link_state_change(ifp, LINK_STATE_DOWN); lio->intf_open = 0; lio->linfo.link.s.link_up = 0; lio->link_changes++; lio_send_rx_ctrl_cmd(lio, 0); /* Tell the stack that the interface is no longer active */ if_setdrvflagbits(ifp, 0, IFF_DRV_RUNNING); lio_dev_info(oct, "Interface is stopped\n"); } static void lio_check_rx_oom_status(struct lio *lio) { struct lio_droq *droq; struct octeon_device *oct = lio->oct_dev; int desc_refilled; int q, q_no = 0; for (q = 0; q < oct->num_oqs; q++) { q_no = lio->linfo.rxpciq[q].s.q_no; droq = oct->droq[q_no]; if (droq == NULL) continue; if (lio_read_csr32(oct, droq->pkts_credit_reg) <= 0x40) { mtx_lock(&droq->lock); desc_refilled = lio_droq_refill(oct, droq); /* * Flush the droq descriptor data to memory to be sure * that when we update the credits the data in memory * is accurate. */ wmb(); lio_write_csr32(oct, droq->pkts_credit_reg, desc_refilled); /* make sure mmio write completes */ __compiler_membar(); mtx_unlock(&droq->lock); } } } static void lio_poll_check_rx_oom_status(void *arg, int pending __unused) { struct lio_tq *rx_status_tq = arg; struct lio *lio = rx_status_tq->ctxptr; if (lio_ifstate_check(lio, LIO_IFSTATE_RUNNING)) lio_check_rx_oom_status(lio); taskqueue_enqueue_timeout(rx_status_tq->tq, &rx_status_tq->work, lio_ms_to_ticks(50)); } static int lio_setup_rx_oom_poll_fn(struct ifnet *ifp) { struct lio *lio = if_getsoftc(ifp); struct octeon_device *oct = lio->oct_dev; struct lio_tq *rx_status_tq; rx_status_tq = &lio->rx_status_tq; rx_status_tq->tq = taskqueue_create("lio_rx_oom_status", M_WAITOK, taskqueue_thread_enqueue, &rx_status_tq->tq); if (rx_status_tq->tq == NULL) { lio_dev_err(oct, "unable to create lio rx oom status tq\n"); return (-1); } TIMEOUT_TASK_INIT(rx_status_tq->tq, &rx_status_tq->work, 0, lio_poll_check_rx_oom_status, (void *)rx_status_tq); rx_status_tq->ctxptr = lio; taskqueue_start_threads(&rx_status_tq->tq, 1, PI_NET, "lio%d_rx_oom_status", oct->octeon_id); taskqueue_enqueue_timeout(rx_status_tq->tq, &rx_status_tq->work, lio_ms_to_ticks(50)); return (0); } static void lio_cleanup_rx_oom_poll_fn(struct ifnet *ifp) { struct lio *lio = if_getsoftc(ifp); if (lio->rx_status_tq.tq != NULL) { while (taskqueue_cancel_timeout(lio->rx_status_tq.tq, &lio->rx_status_tq.work, NULL)) taskqueue_drain_timeout(lio->rx_status_tq.tq, &lio->rx_status_tq.work); taskqueue_free(lio->rx_status_tq.tq); lio->rx_status_tq.tq = NULL; } } static void lio_destroy_nic_device(struct octeon_device *oct, int ifidx) { struct ifnet *ifp = oct->props.ifp; struct lio *lio; if (ifp == NULL) { lio_dev_err(oct, "%s No ifp ptr for index %d\n", __func__, ifidx); return; } lio = if_getsoftc(ifp); lio_ifstate_set(lio, LIO_IFSTATE_DETACH); lio_dev_dbg(oct, "NIC device cleanup\n"); if (atomic_load_acq_int(&lio->ifstate) & LIO_IFSTATE_RUNNING) lio_stop(ifp); if (lio_wait_for_pending_requests(oct)) lio_dev_err(oct, "There were pending requests\n"); if (lio_wait_for_instr_fetch(oct)) lio_dev_err(oct, "IQ had pending instructions\n"); if (lio_wait_for_oq_pkts(oct)) lio_dev_err(oct, "OQ had pending packets\n"); if (atomic_load_acq_int(&lio->ifstate) & LIO_IFSTATE_REGISTERED) ether_ifdetach(ifp); lio_tcp_lro_free(oct, ifp); lio_cleanup_rx_oom_poll_fn(ifp); lio_delete_glists(oct, lio); EVENTHANDLER_DEREGISTER(vlan_config, lio->vlan_attach); EVENTHANDLER_DEREGISTER(vlan_unconfig, lio->vlan_detach); free(lio, M_DEVBUF); if_free(ifp); oct->props.gmxport = -1; oct->props.ifp = NULL; } static void print_link_info(struct ifnet *ifp) { struct lio *lio = if_getsoftc(ifp); if (!lio_ifstate_check(lio, LIO_IFSTATE_RESETTING) && lio_ifstate_check(lio, LIO_IFSTATE_REGISTERED)) { struct octeon_link_info *linfo = &lio->linfo; if (linfo->link.s.link_up) { lio_dev_info(lio->oct_dev, "%d Mbps %s Duplex UP\n", linfo->link.s.speed, (linfo->link.s.duplex) ? "Full" : "Half"); } else { lio_dev_info(lio->oct_dev, "Link Down\n"); } } } static inline void lio_update_link_status(struct ifnet *ifp, union octeon_link_status *ls) { struct lio *lio = if_getsoftc(ifp); int changed = (lio->linfo.link.link_status64 != ls->link_status64); lio->linfo.link.link_status64 = ls->link_status64; if ((lio->intf_open) && (changed)) { print_link_info(ifp); lio->link_changes++; if (lio->linfo.link.s.link_up) if_link_state_change(ifp, LINK_STATE_UP); else if_link_state_change(ifp, LINK_STATE_DOWN); } } /* * \brief Callback for rx ctrl * @param status status of request * @param buf pointer to resp structure */ static void lio_rx_ctl_callback(struct octeon_device *oct, uint32_t status, void *buf) { struct lio_soft_command *sc = (struct lio_soft_command *)buf; struct lio_rx_ctl_context *ctx; ctx = (struct lio_rx_ctl_context *)sc->ctxptr; oct = lio_get_device(ctx->octeon_id); if (status) lio_dev_err(oct, "rx ctl instruction failed. Status: %llx\n", LIO_CAST64(status)); ctx->cond = 1; /* * This barrier is required to be sure that the response has been * written fully before waking up the handler */ wmb(); } static void lio_send_rx_ctrl_cmd(struct lio *lio, int start_stop) { struct lio_soft_command *sc; struct lio_rx_ctl_context *ctx; union octeon_cmd *ncmd; struct octeon_device *oct = (struct octeon_device *)lio->oct_dev; int ctx_size = sizeof(struct lio_rx_ctl_context); int retval; if (oct->props.rx_on == start_stop) return; sc = lio_alloc_soft_command(oct, OCTEON_CMD_SIZE, 16, ctx_size); if (sc == NULL) return; ncmd = (union octeon_cmd *)sc->virtdptr; ctx = (struct lio_rx_ctl_context *)sc->ctxptr; ctx->cond = 0; ctx->octeon_id = lio_get_device_id(oct); ncmd->cmd64 = 0; ncmd->s.cmd = LIO_CMD_RX_CTL; ncmd->s.param1 = start_stop; lio_swap_8B_data((uint64_t *)ncmd, (OCTEON_CMD_SIZE >> 3)); sc->iq_no = lio->linfo.txpciq[0].s.q_no; lio_prepare_soft_command(oct, sc, LIO_OPCODE_NIC, LIO_OPCODE_NIC_CMD, 0, 0, 0); sc->callback = lio_rx_ctl_callback; sc->callback_arg = sc; sc->wait_time = 5000; retval = lio_send_soft_command(oct, sc); if (retval == LIO_IQ_SEND_FAILED) { lio_dev_err(oct, "Failed to send RX Control message\n"); } else { /* * Sleep on a wait queue till the cond flag indicates that the * response arrived or timed-out. */ lio_sleep_cond(oct, &ctx->cond); oct->props.rx_on = start_stop; } lio_free_soft_command(oct, sc); } static void lio_vlan_rx_add_vid(void *arg, struct ifnet *ifp, uint16_t vid) { struct lio_ctrl_pkt nctrl; struct lio *lio = if_getsoftc(ifp); struct octeon_device *oct = lio->oct_dev; int ret = 0; if (if_getsoftc(ifp) != arg) /* Not our event */ return; if ((vid == 0) || (vid > 4095)) /* Invalid */ return; bzero(&nctrl, sizeof(struct lio_ctrl_pkt)); nctrl.ncmd.cmd64 = 0; nctrl.ncmd.s.cmd = LIO_CMD_ADD_VLAN_FILTER; nctrl.ncmd.s.param1 = vid; nctrl.iq_no = lio->linfo.txpciq[0].s.q_no; nctrl.wait_time = 100; nctrl.lio = lio; nctrl.cb_fn = lio_ctrl_cmd_completion; ret = lio_send_ctrl_pkt(lio->oct_dev, &nctrl); if (ret < 0) { lio_dev_err(oct, "Add VLAN filter failed in core (ret: 0x%x)\n", ret); } } static void lio_vlan_rx_kill_vid(void *arg, struct ifnet *ifp, uint16_t vid) { struct lio_ctrl_pkt nctrl; struct lio *lio = if_getsoftc(ifp); struct octeon_device *oct = lio->oct_dev; int ret = 0; if (if_getsoftc(ifp) != arg) /* Not our event */ return; if ((vid == 0) || (vid > 4095)) /* Invalid */ return; bzero(&nctrl, sizeof(struct lio_ctrl_pkt)); nctrl.ncmd.cmd64 = 0; nctrl.ncmd.s.cmd = LIO_CMD_DEL_VLAN_FILTER; nctrl.ncmd.s.param1 = vid; nctrl.iq_no = lio->linfo.txpciq[0].s.q_no; nctrl.wait_time = 100; nctrl.lio = lio; nctrl.cb_fn = lio_ctrl_cmd_completion; ret = lio_send_ctrl_pkt(lio->oct_dev, &nctrl); if (ret < 0) { lio_dev_err(oct, "Kill VLAN filter failed in core (ret: 0x%x)\n", ret); } } static int lio_wait_for_oq_pkts(struct octeon_device *oct) { int i, pending_pkts, pkt_cnt = 0, retry = 100; do { pending_pkts = 0; for (i = 0; i < LIO_MAX_OUTPUT_QUEUES(oct); i++) { if (!(oct->io_qmask.oq & BIT_ULL(i))) continue; pkt_cnt = lio_droq_check_hw_for_pkts(oct->droq[i]); if (pkt_cnt > 0) { pending_pkts += pkt_cnt; taskqueue_enqueue(oct->droq[i]->droq_taskqueue, &oct->droq[i]->droq_task); } } pkt_cnt = 0; lio_sleep_timeout(1); } while (retry-- && pending_pkts); return (pkt_cnt); } static void lio_destroy_resources(struct octeon_device *oct) { int i, refcount; switch (atomic_load_acq_int(&oct->status)) { case LIO_DEV_RUNNING: case LIO_DEV_CORE_OK: /* No more instructions will be forwarded. */ atomic_store_rel_int(&oct->status, LIO_DEV_IN_RESET); oct->app_mode = LIO_DRV_INVALID_APP; lio_dev_dbg(oct, "Device state is now %s\n", lio_get_state_string(&oct->status)); lio_sleep_timeout(100); /* fallthrough */ case LIO_DEV_HOST_OK: /* fallthrough */ case LIO_DEV_CONSOLE_INIT_DONE: /* Remove any consoles */ lio_remove_consoles(oct); /* fallthrough */ case LIO_DEV_IO_QUEUES_DONE: if (lio_wait_for_pending_requests(oct)) lio_dev_err(oct, "There were pending requests\n"); if (lio_wait_for_instr_fetch(oct)) lio_dev_err(oct, "IQ had pending instructions\n"); /* * Disable the input and output queues now. No more packets will * arrive from Octeon, but we should wait for all packet * processing to finish. */ oct->fn_list.disable_io_queues(oct); if (lio_wait_for_oq_pkts(oct)) lio_dev_err(oct, "OQ had pending packets\n"); /* fallthrough */ case LIO_DEV_INTR_SET_DONE: /* Disable interrupts */ oct->fn_list.disable_interrupt(oct, OCTEON_ALL_INTR); if (oct->msix_on) { for (i = 0; i < oct->num_msix_irqs - 1; i++) { if (oct->ioq_vector[i].tag != NULL) { bus_teardown_intr(oct->device, oct->ioq_vector[i].msix_res, oct->ioq_vector[i].tag); oct->ioq_vector[i].tag = NULL; } if (oct->ioq_vector[i].msix_res != NULL) { bus_release_resource(oct->device, SYS_RES_IRQ, oct->ioq_vector[i].vector, oct->ioq_vector[i].msix_res); oct->ioq_vector[i].msix_res = NULL; } } /* non-iov vector's argument is oct struct */ if (oct->tag != NULL) { bus_teardown_intr(oct->device, oct->msix_res, oct->tag); oct->tag = NULL; } if (oct->msix_res != NULL) { bus_release_resource(oct->device, SYS_RES_IRQ, oct->aux_vector, oct->msix_res); oct->msix_res = NULL; } pci_release_msi(oct->device); } /* fallthrough */ case LIO_DEV_IN_RESET: case LIO_DEV_DROQ_INIT_DONE: /* Wait for any pending operations */ lio_mdelay(100); for (i = 0; i < LIO_MAX_OUTPUT_QUEUES(oct); i++) { if (!(oct->io_qmask.oq & BIT_ULL(i))) continue; lio_delete_droq(oct, i); } /* fallthrough */ case LIO_DEV_RESP_LIST_INIT_DONE: for (i = 0; i < LIO_MAX_POSSIBLE_OUTPUT_QUEUES; i++) { if (oct->droq[i] != NULL) { free(oct->droq[i], M_DEVBUF); oct->droq[i] = NULL; } } lio_delete_response_list(oct); /* fallthrough */ case LIO_DEV_INSTR_QUEUE_INIT_DONE: for (i = 0; i < LIO_MAX_INSTR_QUEUES(oct); i++) { if (!(oct->io_qmask.iq & BIT_ULL(i))) continue; lio_delete_instr_queue(oct, i); } /* fallthrough */ case LIO_DEV_MSIX_ALLOC_VECTOR_DONE: for (i = 0; i < LIO_MAX_POSSIBLE_INSTR_QUEUES; i++) { if (oct->instr_queue[i] != NULL) { free(oct->instr_queue[i], M_DEVBUF); oct->instr_queue[i] = NULL; } } lio_free_ioq_vector(oct); /* fallthrough */ case LIO_DEV_SC_BUFF_POOL_INIT_DONE: lio_free_sc_buffer_pool(oct); /* fallthrough */ case LIO_DEV_DISPATCH_INIT_DONE: lio_delete_dispatch_list(oct); /* fallthrough */ case LIO_DEV_PCI_MAP_DONE: refcount = lio_deregister_device(oct); if (fw_type_is_none()) lio_pci_flr(oct); if (!refcount) oct->fn_list.soft_reset(oct); lio_unmap_pci_barx(oct, 0); lio_unmap_pci_barx(oct, 1); /* fallthrough */ case LIO_DEV_PCI_ENABLE_DONE: /* Disable the device, releasing the PCI INT */ pci_disable_busmaster(oct->device); /* fallthrough */ case LIO_DEV_BEGIN_STATE: break; } /* end switch (oct->status) */ } Index: stable/11 =================================================================== --- stable/11 (revision 335292) +++ stable/11 (revision 335293) Property changes on: stable/11 ___________________________________________________________________ Modified: svn:mergeinfo ## -0,0 +0,1 ## Merged /head:r335034