Index: stable/12/sys/dev/ixl/if_iavf.c =================================================================== --- stable/12/sys/dev/ixl/if_iavf.c (revision 344101) +++ stable/12/sys/dev/ixl/if_iavf.c (revision 344102) @@ -1,2436 +1,2435 @@ /****************************************************************************** Copyright (c) 2013-2018, Intel Corporation All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. 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. 3. Neither the name of the Intel Corporation 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 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 "iavf.h" /********************************************************************* * Driver version *********************************************************************/ #define IAVF_DRIVER_VERSION_MAJOR 2 #define IAVF_DRIVER_VERSION_MINOR 0 #define IAVF_DRIVER_VERSION_BUILD 0 #define IAVF_DRIVER_VERSION_STRING \ __XSTRING(IAVF_DRIVER_VERSION_MAJOR) "." \ __XSTRING(IAVF_DRIVER_VERSION_MINOR) "." \ __XSTRING(IAVF_DRIVER_VERSION_BUILD) "-k" /********************************************************************* * PCI Device ID Table * * Used by probe to select devices to load on * * ( Vendor ID, Device ID, Branding String ) *********************************************************************/ static pci_vendor_info_t iavf_vendor_info_array[] = { PVID(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_VF, "Intel(R) Ethernet Virtual Function 700 Series"), PVID(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_X722_VF, "Intel(R) Ethernet Virtual Function 700 Series (X722)"), PVID(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_ADAPTIVE_VF, "Intel(R) Ethernet Adaptive Virtual Function"), /* required last entry */ PVID_END }; /********************************************************************* * Function prototypes *********************************************************************/ static void *iavf_register(device_t dev); static int iavf_if_attach_pre(if_ctx_t ctx); static int iavf_if_attach_post(if_ctx_t ctx); static int iavf_if_detach(if_ctx_t ctx); static int iavf_if_shutdown(if_ctx_t ctx); static int iavf_if_suspend(if_ctx_t ctx); static int iavf_if_resume(if_ctx_t ctx); static int iavf_if_msix_intr_assign(if_ctx_t ctx, int msix); static void iavf_if_enable_intr(if_ctx_t ctx); static void iavf_if_disable_intr(if_ctx_t ctx); static int iavf_if_rx_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid); static int iavf_if_tx_queue_intr_enable(if_ctx_t ctx, uint16_t txqid); static int iavf_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int ntxqs, int ntxqsets); static int iavf_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int nqs, int nqsets); static void iavf_if_queues_free(if_ctx_t ctx); static void iavf_if_update_admin_status(if_ctx_t ctx); static void iavf_if_multi_set(if_ctx_t ctx); static int iavf_if_mtu_set(if_ctx_t ctx, uint32_t mtu); static void iavf_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr); static int iavf_if_media_change(if_ctx_t ctx); static int iavf_if_promisc_set(if_ctx_t ctx, int flags); static void iavf_if_timer(if_ctx_t ctx, uint16_t qid); static void iavf_if_vlan_register(if_ctx_t ctx, u16 vtag); static void iavf_if_vlan_unregister(if_ctx_t ctx, u16 vtag); static uint64_t iavf_if_get_counter(if_ctx_t ctx, ift_counter cnt); static void iavf_if_stop(if_ctx_t ctx); static int iavf_allocate_pci_resources(struct iavf_sc *); static int iavf_reset_complete(struct i40e_hw *); static int iavf_setup_vc(struct iavf_sc *); static int iavf_reset(struct iavf_sc *); static int iavf_vf_config(struct iavf_sc *); static void iavf_init_filters(struct iavf_sc *); static void iavf_free_pci_resources(struct iavf_sc *); static void iavf_free_filters(struct iavf_sc *); static void iavf_setup_interface(device_t, struct iavf_sc *); static void iavf_add_device_sysctls(struct iavf_sc *); static void iavf_enable_adminq_irq(struct i40e_hw *); static void iavf_disable_adminq_irq(struct i40e_hw *); static void iavf_enable_queue_irq(struct i40e_hw *, int); static void iavf_disable_queue_irq(struct i40e_hw *, int); static void iavf_config_rss(struct iavf_sc *); static void iavf_stop(struct iavf_sc *); static int iavf_add_mac_filter(struct iavf_sc *, u8 *, u16); static int iavf_del_mac_filter(struct iavf_sc *sc, u8 *macaddr); static int iavf_msix_que(void *); static int iavf_msix_adminq(void *); //static void iavf_del_multi(struct iavf_sc *sc); static void iavf_init_multi(struct iavf_sc *sc); static void iavf_configure_itr(struct iavf_sc *sc); static int iavf_sysctl_rx_itr(SYSCTL_HANDLER_ARGS); static int iavf_sysctl_tx_itr(SYSCTL_HANDLER_ARGS); static int iavf_sysctl_current_speed(SYSCTL_HANDLER_ARGS); static int iavf_sysctl_sw_filter_list(SYSCTL_HANDLER_ARGS); static int iavf_sysctl_queue_interrupt_table(SYSCTL_HANDLER_ARGS); static int iavf_sysctl_vf_reset(SYSCTL_HANDLER_ARGS); static int iavf_sysctl_vflr_reset(SYSCTL_HANDLER_ARGS); -char *iavf_vc_speed_to_string(enum virtchnl_link_speed link_speed); static void iavf_save_tunables(struct iavf_sc *); static enum i40e_status_code iavf_process_adminq(struct iavf_sc *, u16 *); static int iavf_send_vc_msg(struct iavf_sc *sc, u32 op); static int iavf_send_vc_msg_sleep(struct iavf_sc *sc, u32 op); /********************************************************************* * FreeBSD Device Interface Entry Points *********************************************************************/ static device_method_t iavf_methods[] = { /* Device interface */ DEVMETHOD(device_register, iavf_register), DEVMETHOD(device_probe, iflib_device_probe), DEVMETHOD(device_attach, iflib_device_attach), DEVMETHOD(device_detach, iflib_device_detach), DEVMETHOD(device_shutdown, iflib_device_shutdown), DEVMETHOD_END }; static driver_t iavf_driver = { "iavf", iavf_methods, sizeof(struct iavf_sc), }; devclass_t iavf_devclass; DRIVER_MODULE(iavf, pci, iavf_driver, iavf_devclass, 0, 0); MODULE_PNP_INFO("U32:vendor;U32:device;U32:subvendor;U32:subdevice;U32:revision", pci, iavf, iavf_vendor_info_array, nitems(iavf_vendor_info_array) - 1); MODULE_VERSION(iavf, 1); MODULE_DEPEND(iavf, pci, 1, 1, 1); MODULE_DEPEND(iavf, ether, 1, 1, 1); MODULE_DEPEND(iavf, iflib, 1, 1, 1); MALLOC_DEFINE(M_IAVF, "iavf", "iavf driver allocations"); static device_method_t iavf_if_methods[] = { DEVMETHOD(ifdi_attach_pre, iavf_if_attach_pre), DEVMETHOD(ifdi_attach_post, iavf_if_attach_post), DEVMETHOD(ifdi_detach, iavf_if_detach), DEVMETHOD(ifdi_shutdown, iavf_if_shutdown), DEVMETHOD(ifdi_suspend, iavf_if_suspend), DEVMETHOD(ifdi_resume, iavf_if_resume), DEVMETHOD(ifdi_init, iavf_if_init), DEVMETHOD(ifdi_stop, iavf_if_stop), DEVMETHOD(ifdi_msix_intr_assign, iavf_if_msix_intr_assign), DEVMETHOD(ifdi_intr_enable, iavf_if_enable_intr), DEVMETHOD(ifdi_intr_disable, iavf_if_disable_intr), DEVMETHOD(ifdi_rx_queue_intr_enable, iavf_if_rx_queue_intr_enable), DEVMETHOD(ifdi_tx_queue_intr_enable, iavf_if_tx_queue_intr_enable), DEVMETHOD(ifdi_tx_queues_alloc, iavf_if_tx_queues_alloc), DEVMETHOD(ifdi_rx_queues_alloc, iavf_if_rx_queues_alloc), DEVMETHOD(ifdi_queues_free, iavf_if_queues_free), DEVMETHOD(ifdi_update_admin_status, iavf_if_update_admin_status), DEVMETHOD(ifdi_multi_set, iavf_if_multi_set), DEVMETHOD(ifdi_mtu_set, iavf_if_mtu_set), DEVMETHOD(ifdi_media_status, iavf_if_media_status), DEVMETHOD(ifdi_media_change, iavf_if_media_change), DEVMETHOD(ifdi_promisc_set, iavf_if_promisc_set), DEVMETHOD(ifdi_timer, iavf_if_timer), DEVMETHOD(ifdi_vlan_register, iavf_if_vlan_register), DEVMETHOD(ifdi_vlan_unregister, iavf_if_vlan_unregister), DEVMETHOD(ifdi_get_counter, iavf_if_get_counter), DEVMETHOD_END }; static driver_t iavf_if_driver = { "iavf_if", iavf_if_methods, sizeof(struct iavf_sc) }; /* ** TUNEABLE PARAMETERS: */ static SYSCTL_NODE(_hw, OID_AUTO, iavf, CTLFLAG_RD, 0, "iavf driver parameters"); /* * Different method for processing TX descriptor * completion. */ static int iavf_enable_head_writeback = 0; TUNABLE_INT("hw.iavf.enable_head_writeback", &iavf_enable_head_writeback); SYSCTL_INT(_hw_iavf, OID_AUTO, enable_head_writeback, CTLFLAG_RDTUN, &iavf_enable_head_writeback, 0, "For detecting last completed TX descriptor by hardware, use value written by HW instead of checking descriptors"); static int iavf_core_debug_mask = 0; TUNABLE_INT("hw.iavf.core_debug_mask", &iavf_core_debug_mask); SYSCTL_INT(_hw_iavf, OID_AUTO, core_debug_mask, CTLFLAG_RDTUN, &iavf_core_debug_mask, 0, "Display debug statements that are printed in non-shared code"); static int iavf_shared_debug_mask = 0; TUNABLE_INT("hw.iavf.shared_debug_mask", &iavf_shared_debug_mask); SYSCTL_INT(_hw_iavf, OID_AUTO, shared_debug_mask, CTLFLAG_RDTUN, &iavf_shared_debug_mask, 0, "Display debug statements that are printed in shared code"); int iavf_rx_itr = IXL_ITR_8K; TUNABLE_INT("hw.iavf.rx_itr", &iavf_rx_itr); SYSCTL_INT(_hw_iavf, OID_AUTO, rx_itr, CTLFLAG_RDTUN, &iavf_rx_itr, 0, "RX Interrupt Rate"); int iavf_tx_itr = IXL_ITR_4K; TUNABLE_INT("hw.iavf.tx_itr", &iavf_tx_itr); SYSCTL_INT(_hw_iavf, OID_AUTO, tx_itr, CTLFLAG_RDTUN, &iavf_tx_itr, 0, "TX Interrupt Rate"); extern struct if_txrx ixl_txrx_hwb; extern struct if_txrx ixl_txrx_dwb; static struct if_shared_ctx iavf_sctx_init = { .isc_magic = IFLIB_MAGIC, .isc_q_align = PAGE_SIZE,/* max(DBA_ALIGN, PAGE_SIZE) */ .isc_tx_maxsize = IXL_TSO_SIZE + sizeof(struct ether_vlan_header), .isc_tx_maxsegsize = IXL_MAX_DMA_SEG_SIZE, .isc_tso_maxsize = IXL_TSO_SIZE + sizeof(struct ether_vlan_header), .isc_tso_maxsegsize = IXL_MAX_DMA_SEG_SIZE, .isc_rx_maxsize = 16384, .isc_rx_nsegments = IXL_MAX_RX_SEGS, .isc_rx_maxsegsize = IXL_MAX_DMA_SEG_SIZE, .isc_nfl = 1, .isc_ntxqs = 1, .isc_nrxqs = 1, .isc_admin_intrcnt = 1, .isc_vendor_info = iavf_vendor_info_array, .isc_driver_version = IAVF_DRIVER_VERSION_STRING, .isc_driver = &iavf_if_driver, .isc_flags = IFLIB_NEED_SCRATCH | IFLIB_NEED_ZERO_CSUM | IFLIB_TSO_INIT_IP | IFLIB_IS_VF, .isc_nrxd_min = {IXL_MIN_RING}, .isc_ntxd_min = {IXL_MIN_RING}, .isc_nrxd_max = {IXL_MAX_RING}, .isc_ntxd_max = {IXL_MAX_RING}, .isc_nrxd_default = {IXL_DEFAULT_RING}, .isc_ntxd_default = {IXL_DEFAULT_RING}, }; if_shared_ctx_t iavf_sctx = &iavf_sctx_init; /*** Functions ***/ static void * iavf_register(device_t dev) { return (iavf_sctx); } static int iavf_allocate_pci_resources(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; device_t dev = iflib_get_dev(sc->vsi.ctx); int rid; /* Map BAR0 */ rid = PCIR_BAR(0); sc->pci_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE); if (!(sc->pci_mem)) { device_printf(dev, "Unable to allocate bus resource: PCI memory\n"); return (ENXIO); } /* Save off the PCI information */ hw->vendor_id = pci_get_vendor(dev); hw->device_id = pci_get_device(dev); hw->revision_id = pci_read_config(dev, PCIR_REVID, 1); hw->subsystem_vendor_id = pci_read_config(dev, PCIR_SUBVEND_0, 2); hw->subsystem_device_id = pci_read_config(dev, PCIR_SUBDEV_0, 2); hw->bus.device = pci_get_slot(dev); hw->bus.func = pci_get_function(dev); /* Save off register access information */ sc->osdep.mem_bus_space_tag = rman_get_bustag(sc->pci_mem); sc->osdep.mem_bus_space_handle = rman_get_bushandle(sc->pci_mem); sc->osdep.mem_bus_space_size = rman_get_size(sc->pci_mem); sc->osdep.flush_reg = I40E_VFGEN_RSTAT; sc->osdep.dev = dev; sc->hw.hw_addr = (u8 *) &sc->osdep.mem_bus_space_handle; sc->hw.back = &sc->osdep; return (0); } static int iavf_if_attach_pre(if_ctx_t ctx) { device_t dev; struct iavf_sc *sc; struct i40e_hw *hw; struct ixl_vsi *vsi; if_softc_ctx_t scctx; int error = 0; dev = iflib_get_dev(ctx); sc = iflib_get_softc(ctx); vsi = &sc->vsi; vsi->back = sc; sc->dev = dev; hw = &sc->hw; vsi->dev = dev; vsi->hw = &sc->hw; vsi->num_vlans = 0; vsi->ctx = ctx; vsi->media = iflib_get_media(ctx); vsi->shared = scctx = iflib_get_softc_ctx(ctx); iavf_save_tunables(sc); /* Do PCI setup - map BAR0, etc */ if (iavf_allocate_pci_resources(sc)) { device_printf(dev, "%s: Allocation of PCI resources failed\n", __func__); error = ENXIO; goto err_early; } iavf_dbg_init(sc, "Allocated PCI resources and MSI-X vectors\n"); /* * XXX: This is called by init_shared_code in the PF driver, * but the rest of that function does not support VFs. */ error = i40e_set_mac_type(hw); if (error) { device_printf(dev, "%s: set_mac_type failed: %d\n", __func__, error); goto err_pci_res; } error = iavf_reset_complete(hw); if (error) { device_printf(dev, "%s: Device is still being reset\n", __func__); goto err_pci_res; } iavf_dbg_init(sc, "VF Device is ready for configuration\n"); /* Sets up Admin Queue */ error = iavf_setup_vc(sc); if (error) { device_printf(dev, "%s: Error setting up PF comms, %d\n", __func__, error); goto err_pci_res; } iavf_dbg_init(sc, "PF API version verified\n"); /* Need API version before sending reset message */ error = iavf_reset(sc); if (error) { device_printf(dev, "VF reset failed; reload the driver\n"); goto err_aq; } iavf_dbg_init(sc, "VF reset complete\n"); /* Ask for VF config from PF */ error = iavf_vf_config(sc); if (error) { device_printf(dev, "Error getting configuration from PF: %d\n", error); goto err_aq; } device_printf(dev, "VSIs %d, QPs %d, MSI-X %d, RSS sizes: key %d lut %d\n", sc->vf_res->num_vsis, sc->vf_res->num_queue_pairs, sc->vf_res->max_vectors, sc->vf_res->rss_key_size, sc->vf_res->rss_lut_size); iavf_dbg_info(sc, "Capabilities=%b\n", sc->vf_res->vf_cap_flags, IAVF_PRINTF_VF_OFFLOAD_FLAGS); /* got VF config message back from PF, now we can parse it */ for (int i = 0; i < sc->vf_res->num_vsis; i++) { /* XXX: We only use the first VSI we find */ if (sc->vf_res->vsi_res[i].vsi_type == I40E_VSI_SRIOV) sc->vsi_res = &sc->vf_res->vsi_res[i]; } if (!sc->vsi_res) { device_printf(dev, "%s: no LAN VSI found\n", __func__); error = EIO; goto err_res_buf; } vsi->id = sc->vsi_res->vsi_id; iavf_dbg_init(sc, "Resource Acquisition complete\n"); /* If no mac address was assigned just make a random one */ if (!iavf_check_ether_addr(hw->mac.addr)) { u8 addr[ETHER_ADDR_LEN]; arc4rand(&addr, sizeof(addr), 0); addr[0] &= 0xFE; addr[0] |= 0x02; bcopy(addr, hw->mac.addr, sizeof(addr)); } bcopy(hw->mac.addr, hw->mac.perm_addr, ETHER_ADDR_LEN); iflib_set_mac(ctx, hw->mac.addr); /* Allocate filter lists */ iavf_init_filters(sc); /* Fill out more iflib parameters */ scctx->isc_ntxqsets_max = scctx->isc_nrxqsets_max = sc->vsi_res->num_queue_pairs; if (vsi->enable_head_writeback) { scctx->isc_txqsizes[0] = roundup2(scctx->isc_ntxd[0] * sizeof(struct i40e_tx_desc) + sizeof(u32), DBA_ALIGN); scctx->isc_txrx = &ixl_txrx_hwb; } else { scctx->isc_txqsizes[0] = roundup2(scctx->isc_ntxd[0] * sizeof(struct i40e_tx_desc), DBA_ALIGN); scctx->isc_txrx = &ixl_txrx_dwb; } scctx->isc_rxqsizes[0] = roundup2(scctx->isc_nrxd[0] * sizeof(union i40e_32byte_rx_desc), DBA_ALIGN); scctx->isc_msix_bar = PCIR_BAR(IXL_MSIX_BAR); scctx->isc_tx_nsegments = IXL_MAX_TX_SEGS; scctx->isc_tx_tso_segments_max = IXL_MAX_TSO_SEGS; scctx->isc_tx_tso_size_max = IXL_TSO_SIZE; scctx->isc_tx_tso_segsize_max = IXL_MAX_DMA_SEG_SIZE; scctx->isc_rss_table_size = IXL_RSS_VSI_LUT_SIZE; scctx->isc_tx_csum_flags = CSUM_OFFLOAD; scctx->isc_capabilities = scctx->isc_capenable = IXL_CAPS; return (0); err_res_buf: free(sc->vf_res, M_IAVF); err_aq: i40e_shutdown_adminq(hw); err_pci_res: iavf_free_pci_resources(sc); err_early: return (error); } static int iavf_if_attach_post(if_ctx_t ctx) { device_t dev; struct iavf_sc *sc; struct i40e_hw *hw; struct ixl_vsi *vsi; int error = 0; INIT_DBG_DEV(dev, "begin"); dev = iflib_get_dev(ctx); sc = iflib_get_softc(ctx); vsi = &sc->vsi; vsi->ifp = iflib_get_ifp(ctx); hw = &sc->hw; /* Save off determined number of queues for interface */ vsi->num_rx_queues = vsi->shared->isc_nrxqsets; vsi->num_tx_queues = vsi->shared->isc_ntxqsets; /* Setup the stack interface */ iavf_setup_interface(dev, sc); INIT_DBG_DEV(dev, "Interface setup complete"); /* Initialize statistics & add sysctls */ bzero(&sc->vsi.eth_stats, sizeof(struct i40e_eth_stats)); iavf_add_device_sysctls(sc); sc->init_state = IAVF_INIT_READY; atomic_store_rel_32(&sc->queues_enabled, 0); /* We want AQ enabled early for init */ iavf_enable_adminq_irq(hw); INIT_DBG_DEV(dev, "end"); return (error); } /** * XXX: iflib always ignores the return value of detach() * -> This means that this isn't allowed to fail */ static int iavf_if_detach(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct i40e_hw *hw = &sc->hw; device_t dev = sc->dev; enum i40e_status_code status; INIT_DBG_DEV(dev, "begin"); /* Remove all the media and link information */ ifmedia_removeall(vsi->media); iavf_disable_adminq_irq(hw); status = i40e_shutdown_adminq(&sc->hw); if (status != I40E_SUCCESS) { device_printf(dev, "i40e_shutdown_adminq() failed with status %s\n", i40e_stat_str(hw, status)); } free(sc->vf_res, M_IAVF); iavf_free_pci_resources(sc); iavf_free_filters(sc); INIT_DBG_DEV(dev, "end"); return (0); } static int iavf_if_shutdown(if_ctx_t ctx) { return (0); } static int iavf_if_suspend(if_ctx_t ctx) { return (0); } static int iavf_if_resume(if_ctx_t ctx) { return (0); } static int iavf_send_vc_msg_sleep(struct iavf_sc *sc, u32 op) { int error = 0; if_ctx_t ctx = sc->vsi.ctx; error = ixl_vc_send_cmd(sc, op); if (error != 0) { iavf_dbg_vc(sc, "Error sending %b: %d\n", op, IAVF_FLAGS, error); return (error); } /* Don't wait for a response if the device is being detached. */ if (!iflib_in_detach(ctx)) { iavf_dbg_vc(sc, "Sleeping for op %b\n", op, IAVF_FLAGS); error = sx_sleep(ixl_vc_get_op_chan(sc, op), iflib_ctx_lock_get(ctx), PRI_MAX, "iavf_vc", IAVF_AQ_TIMEOUT); if (error == EWOULDBLOCK) device_printf(sc->dev, "%b timed out\n", op, IAVF_FLAGS); } return (error); } static int iavf_send_vc_msg(struct iavf_sc *sc, u32 op) { int error = 0; error = ixl_vc_send_cmd(sc, op); if (error != 0) iavf_dbg_vc(sc, "Error sending %b: %d\n", op, IAVF_FLAGS, error); return (error); } static void iavf_init_queues(struct ixl_vsi *vsi) { if_softc_ctx_t scctx = vsi->shared; struct ixl_tx_queue *tx_que = vsi->tx_queues; struct ixl_rx_queue *rx_que = vsi->rx_queues; struct rx_ring *rxr; for (int i = 0; i < vsi->num_tx_queues; i++, tx_que++) ixl_init_tx_ring(vsi, tx_que); for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++) { rxr = &rx_que->rxr; if (scctx->isc_max_frame_size <= MCLBYTES) rxr->mbuf_sz = MCLBYTES; else rxr->mbuf_sz = MJUMPAGESIZE; wr32(vsi->hw, rxr->tail, 0); } } void iavf_if_init(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct i40e_hw *hw = &sc->hw; struct ifnet *ifp = iflib_get_ifp(ctx); u8 tmpaddr[ETHER_ADDR_LEN]; int error = 0; INIT_DBG_IF(ifp, "begin"); MPASS(sx_xlocked(iflib_ctx_lock_get(ctx))); error = iavf_reset_complete(hw); if (error) { device_printf(sc->dev, "%s: VF reset failed\n", __func__); } if (!i40e_check_asq_alive(hw)) { iavf_dbg_info(sc, "ASQ is not alive, re-initializing AQ\n"); pci_enable_busmaster(sc->dev); i40e_shutdown_adminq(hw); i40e_init_adminq(hw); } /* Make sure queues are disabled */ iavf_send_vc_msg(sc, IAVF_FLAG_AQ_DISABLE_QUEUES); bcopy(IF_LLADDR(ifp), tmpaddr, ETHER_ADDR_LEN); if (!cmp_etheraddr(hw->mac.addr, tmpaddr) && (i40e_validate_mac_addr(tmpaddr) == I40E_SUCCESS)) { error = iavf_del_mac_filter(sc, hw->mac.addr); if (error == 0) iavf_send_vc_msg(sc, IAVF_FLAG_AQ_DEL_MAC_FILTER); bcopy(tmpaddr, hw->mac.addr, ETH_ALEN); } error = iavf_add_mac_filter(sc, hw->mac.addr, 0); if (!error || error == EEXIST) iavf_send_vc_msg(sc, IAVF_FLAG_AQ_ADD_MAC_FILTER); iflib_set_mac(ctx, hw->mac.addr); /* Prepare the queues for operation */ iavf_init_queues(vsi); /* Set initial ITR values */ iavf_configure_itr(sc); iavf_send_vc_msg(sc, IAVF_FLAG_AQ_CONFIGURE_QUEUES); /* Set up RSS */ iavf_config_rss(sc); /* Map vectors */ iavf_send_vc_msg(sc, IAVF_FLAG_AQ_MAP_VECTORS); /* Init SW TX ring indices */ if (vsi->enable_head_writeback) ixl_init_tx_cidx(vsi); else ixl_init_tx_rsqs(vsi); /* Configure promiscuous mode */ iavf_if_promisc_set(ctx, if_getflags(ifp)); /* Enable queues */ iavf_send_vc_msg_sleep(sc, IAVF_FLAG_AQ_ENABLE_QUEUES); sc->init_state = IAVF_RUNNING; } /* * iavf_attach() helper function; initalizes the admin queue * and attempts to establish contact with the PF by * retrying the initial "API version" message several times * or until the PF responds. */ static int iavf_setup_vc(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; device_t dev = sc->dev; int error = 0, ret_error = 0, asq_retries = 0; bool send_api_ver_retried = 0; /* Need to set these AQ paramters before initializing AQ */ hw->aq.num_arq_entries = IXL_AQ_LEN; hw->aq.num_asq_entries = IXL_AQ_LEN; hw->aq.arq_buf_size = IXL_AQ_BUF_SZ; hw->aq.asq_buf_size = IXL_AQ_BUF_SZ; for (int i = 0; i < IAVF_AQ_MAX_ERR; i++) { /* Initialize admin queue */ error = i40e_init_adminq(hw); if (error) { device_printf(dev, "%s: init_adminq failed: %d\n", __func__, error); ret_error = 1; continue; } iavf_dbg_init(sc, "Initialized Admin Queue; starting" " send_api_ver attempt %d", i+1); retry_send: /* Send VF's API version */ error = iavf_send_api_ver(sc); if (error) { i40e_shutdown_adminq(hw); ret_error = 2; device_printf(dev, "%s: unable to send api" " version to PF on attempt %d, error %d\n", __func__, i+1, error); } asq_retries = 0; while (!i40e_asq_done(hw)) { if (++asq_retries > IAVF_AQ_MAX_ERR) { i40e_shutdown_adminq(hw); device_printf(dev, "Admin Queue timeout " "(waiting for send_api_ver), %d more tries...\n", IAVF_AQ_MAX_ERR - (i + 1)); ret_error = 3; break; } i40e_msec_pause(10); } if (asq_retries > IAVF_AQ_MAX_ERR) continue; iavf_dbg_init(sc, "Sent API version message to PF"); /* Verify that the VF accepts the PF's API version */ error = iavf_verify_api_ver(sc); if (error == ETIMEDOUT) { if (!send_api_ver_retried) { /* Resend message, one more time */ send_api_ver_retried = true; device_printf(dev, "%s: Timeout while verifying API version on first" " try!\n", __func__); goto retry_send; } else { device_printf(dev, "%s: Timeout while verifying API version on second" " try!\n", __func__); ret_error = 4; break; } } if (error) { device_printf(dev, "%s: Unable to verify API version," " error %s\n", __func__, i40e_stat_str(hw, error)); ret_error = 5; } break; } if (ret_error >= 4) i40e_shutdown_adminq(hw); return (ret_error); } /* * iavf_attach() helper function; asks the PF for this VF's * configuration, and saves the information if it receives it. */ static int iavf_vf_config(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; device_t dev = sc->dev; int bufsz, error = 0, ret_error = 0; int asq_retries, retried = 0; retry_config: error = iavf_send_vf_config_msg(sc); if (error) { device_printf(dev, "%s: Unable to send VF config request, attempt %d," " error %d\n", __func__, retried + 1, error); ret_error = 2; } asq_retries = 0; while (!i40e_asq_done(hw)) { if (++asq_retries > IAVF_AQ_MAX_ERR) { device_printf(dev, "%s: Admin Queue timeout " "(waiting for send_vf_config_msg), attempt %d\n", __func__, retried + 1); ret_error = 3; goto fail; } i40e_msec_pause(10); } iavf_dbg_init(sc, "Sent VF config message to PF, attempt %d\n", retried + 1); if (!sc->vf_res) { bufsz = sizeof(struct virtchnl_vf_resource) + (I40E_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource)); sc->vf_res = malloc(bufsz, M_IAVF, M_NOWAIT); if (!sc->vf_res) { device_printf(dev, "%s: Unable to allocate memory for VF configuration" " message from PF on attempt %d\n", __func__, retried + 1); ret_error = 1; goto fail; } } /* Check for VF config response */ error = iavf_get_vf_config(sc); if (error == ETIMEDOUT) { /* The 1st time we timeout, send the configuration message again */ if (!retried) { retried++; goto retry_config; } device_printf(dev, "%s: iavf_get_vf_config() timed out waiting for a response\n", __func__); } if (error) { device_printf(dev, "%s: Unable to get VF configuration from PF after %d tries!\n", __func__, retried + 1); ret_error = 4; } goto done; fail: free(sc->vf_res, M_IAVF); done: return (ret_error); } static int iavf_if_msix_intr_assign(if_ctx_t ctx, int msix) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct ixl_rx_queue *rx_que = vsi->rx_queues; struct ixl_tx_queue *tx_que = vsi->tx_queues; int err, i, rid, vector = 0; char buf[16]; MPASS(vsi->shared->isc_nrxqsets > 0); MPASS(vsi->shared->isc_ntxqsets > 0); /* Admin Que is vector 0*/ rid = vector + 1; err = iflib_irq_alloc_generic(ctx, &vsi->irq, rid, IFLIB_INTR_ADMIN, iavf_msix_adminq, sc, 0, "aq"); if (err) { iflib_irq_free(ctx, &vsi->irq); device_printf(iflib_get_dev(ctx), "Failed to register Admin Que handler"); return (err); } /* Now set up the stations */ for (i = 0, vector = 1; i < vsi->shared->isc_nrxqsets; i++, vector++, rx_que++) { rid = vector + 1; snprintf(buf, sizeof(buf), "rxq%d", i); err = iflib_irq_alloc_generic(ctx, &rx_que->que_irq, rid, IFLIB_INTR_RX, iavf_msix_que, rx_que, rx_que->rxr.me, buf); /* XXX: Does the driver work as expected if there are fewer num_rx_queues than * what's expected in the iflib context? */ if (err) { device_printf(iflib_get_dev(ctx), "Failed to allocate queue RX int vector %d, err: %d\n", i, err); vsi->num_rx_queues = i + 1; goto fail; } rx_que->msix = vector; } bzero(buf, sizeof(buf)); for (i = 0; i < vsi->shared->isc_ntxqsets; i++, tx_que++) { snprintf(buf, sizeof(buf), "txq%d", i); iflib_softirq_alloc_generic(ctx, &vsi->rx_queues[i % vsi->shared->isc_nrxqsets].que_irq, IFLIB_INTR_TX, tx_que, tx_que->txr.me, buf); /* TODO: Maybe call a strategy function for this to figure out which * interrupts to map Tx queues to. I don't know if there's an immediately * better way than this other than a user-supplied map, though. */ tx_que->msix = (i % vsi->shared->isc_nrxqsets) + 1; } return (0); fail: iflib_irq_free(ctx, &vsi->irq); rx_que = vsi->rx_queues; for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++) iflib_irq_free(ctx, &rx_que->que_irq); return (err); } /* Enable all interrupts */ static void iavf_if_enable_intr(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; iavf_enable_intr(vsi); } /* Disable all interrupts */ static void iavf_if_disable_intr(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; iavf_disable_intr(vsi); } static int iavf_if_rx_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct i40e_hw *hw = vsi->hw; struct ixl_rx_queue *rx_que = &vsi->rx_queues[rxqid]; iavf_enable_queue_irq(hw, rx_que->msix - 1); return (0); } static int iavf_if_tx_queue_intr_enable(if_ctx_t ctx, uint16_t txqid) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct i40e_hw *hw = vsi->hw; struct ixl_tx_queue *tx_que = &vsi->tx_queues[txqid]; iavf_enable_queue_irq(hw, tx_que->msix - 1); return (0); } static int iavf_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int ntxqs, int ntxqsets) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; if_softc_ctx_t scctx = vsi->shared; struct ixl_tx_queue *que; int i, j, error = 0; MPASS(scctx->isc_ntxqsets > 0); MPASS(ntxqs == 1); MPASS(scctx->isc_ntxqsets == ntxqsets); /* Allocate queue structure memory */ if (!(vsi->tx_queues = (struct ixl_tx_queue *) malloc(sizeof(struct ixl_tx_queue) *ntxqsets, M_IAVF, M_NOWAIT | M_ZERO))) { device_printf(iflib_get_dev(ctx), "Unable to allocate TX ring memory\n"); return (ENOMEM); } for (i = 0, que = vsi->tx_queues; i < ntxqsets; i++, que++) { struct tx_ring *txr = &que->txr; txr->me = i; que->vsi = vsi; if (!vsi->enable_head_writeback) { /* Allocate report status array */ if (!(txr->tx_rsq = malloc(sizeof(qidx_t) * scctx->isc_ntxd[0], M_IAVF, M_NOWAIT))) { device_printf(iflib_get_dev(ctx), "failed to allocate tx_rsq memory\n"); error = ENOMEM; goto fail; } /* Init report status array */ for (j = 0; j < scctx->isc_ntxd[0]; j++) txr->tx_rsq[j] = QIDX_INVALID; } /* get the virtual and physical address of the hardware queues */ txr->tail = I40E_QTX_TAIL1(txr->me); txr->tx_base = (struct i40e_tx_desc *)vaddrs[i * ntxqs]; txr->tx_paddr = paddrs[i * ntxqs]; txr->que = que; } return (0); fail: iavf_if_queues_free(ctx); return (error); } static int iavf_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int nrxqs, int nrxqsets) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct ixl_rx_queue *que; int i, error = 0; #ifdef INVARIANTS if_softc_ctx_t scctx = vsi->shared; MPASS(scctx->isc_nrxqsets > 0); MPASS(nrxqs == 1); MPASS(scctx->isc_nrxqsets == nrxqsets); #endif /* Allocate queue structure memory */ if (!(vsi->rx_queues = (struct ixl_rx_queue *) malloc(sizeof(struct ixl_rx_queue) * nrxqsets, M_IAVF, M_NOWAIT | M_ZERO))) { device_printf(iflib_get_dev(ctx), "Unable to allocate RX ring memory\n"); error = ENOMEM; goto fail; } for (i = 0, que = vsi->rx_queues; i < nrxqsets; i++, que++) { struct rx_ring *rxr = &que->rxr; rxr->me = i; que->vsi = vsi; /* get the virtual and physical address of the hardware queues */ rxr->tail = I40E_QRX_TAIL1(rxr->me); rxr->rx_base = (union i40e_rx_desc *)vaddrs[i * nrxqs]; rxr->rx_paddr = paddrs[i * nrxqs]; rxr->que = que; } return (0); fail: iavf_if_queues_free(ctx); return (error); } static void iavf_if_queues_free(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; if (!vsi->enable_head_writeback) { struct ixl_tx_queue *que; int i = 0; for (i = 0, que = vsi->tx_queues; i < vsi->shared->isc_ntxqsets; i++, que++) { struct tx_ring *txr = &que->txr; if (txr->tx_rsq != NULL) { free(txr->tx_rsq, M_IAVF); txr->tx_rsq = NULL; } } } if (vsi->tx_queues != NULL) { free(vsi->tx_queues, M_IAVF); vsi->tx_queues = NULL; } if (vsi->rx_queues != NULL) { free(vsi->rx_queues, M_IAVF); vsi->rx_queues = NULL; } } static int iavf_check_aq_errors(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; device_t dev = sc->dev; u32 reg, oldreg; u8 aq_error = false; /* check for Admin queue errors */ oldreg = reg = rd32(hw, hw->aq.arq.len); if (reg & I40E_VF_ARQLEN1_ARQVFE_MASK) { device_printf(dev, "ARQ VF Error detected\n"); reg &= ~I40E_VF_ARQLEN1_ARQVFE_MASK; aq_error = true; } if (reg & I40E_VF_ARQLEN1_ARQOVFL_MASK) { device_printf(dev, "ARQ Overflow Error detected\n"); reg &= ~I40E_VF_ARQLEN1_ARQOVFL_MASK; aq_error = true; } if (reg & I40E_VF_ARQLEN1_ARQCRIT_MASK) { device_printf(dev, "ARQ Critical Error detected\n"); reg &= ~I40E_VF_ARQLEN1_ARQCRIT_MASK; aq_error = true; } if (oldreg != reg) wr32(hw, hw->aq.arq.len, reg); oldreg = reg = rd32(hw, hw->aq.asq.len); if (reg & I40E_VF_ATQLEN1_ATQVFE_MASK) { device_printf(dev, "ASQ VF Error detected\n"); reg &= ~I40E_VF_ATQLEN1_ATQVFE_MASK; aq_error = true; } if (reg & I40E_VF_ATQLEN1_ATQOVFL_MASK) { device_printf(dev, "ASQ Overflow Error detected\n"); reg &= ~I40E_VF_ATQLEN1_ATQOVFL_MASK; aq_error = true; } if (reg & I40E_VF_ATQLEN1_ATQCRIT_MASK) { device_printf(dev, "ASQ Critical Error detected\n"); reg &= ~I40E_VF_ATQLEN1_ATQCRIT_MASK; aq_error = true; } if (oldreg != reg) wr32(hw, hw->aq.asq.len, reg); if (aq_error) { device_printf(dev, "WARNING: Stopping VF!\n"); /* * A VF reset might not be enough to fix a problem here; * a PF reset could be required. */ sc->init_state = IAVF_RESET_REQUIRED; iavf_stop(sc); iavf_request_reset(sc); } return (aq_error ? EIO : 0); } static enum i40e_status_code iavf_process_adminq(struct iavf_sc *sc, u16 *pending) { enum i40e_status_code status = I40E_SUCCESS; struct i40e_arq_event_info event; struct i40e_hw *hw = &sc->hw; struct virtchnl_msg *v_msg; int error = 0, loop = 0; u32 reg; error = iavf_check_aq_errors(sc); if (error) return (I40E_ERR_ADMIN_QUEUE_CRITICAL_ERROR); event.buf_len = IXL_AQ_BUF_SZ; event.msg_buf = sc->aq_buffer; bzero(event.msg_buf, IXL_AQ_BUF_SZ); v_msg = (struct virtchnl_msg *)&event.desc; /* clean and process any events */ do { status = i40e_clean_arq_element(hw, &event, pending); /* * Also covers normal case when i40e_clean_arq_element() * returns "I40E_ERR_ADMIN_QUEUE_NO_WORK" */ if (status) break; iavf_vc_completion(sc, v_msg->v_opcode, v_msg->v_retval, event.msg_buf, event.msg_len); bzero(event.msg_buf, IXL_AQ_BUF_SZ); } while (*pending && (loop++ < IXL_ADM_LIMIT)); /* Re-enable admin queue interrupt cause */ reg = rd32(hw, I40E_VFINT_ICR0_ENA1); reg |= I40E_VFINT_ICR0_ENA1_ADMINQ_MASK; wr32(hw, I40E_VFINT_ICR0_ENA1, reg); return (status); } static void iavf_if_update_admin_status(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); struct i40e_hw *hw = &sc->hw; u16 pending; iavf_process_adminq(sc, &pending); iavf_update_link_status(sc); /* * If there are still messages to process, reschedule. * Otherwise, re-enable the Admin Queue interrupt. */ if (pending > 0) iflib_admin_intr_deferred(ctx); else iavf_enable_adminq_irq(hw); } static int iavf_mc_filter_apply(void *arg, struct ifmultiaddr *ifma, int count __unused) { struct iavf_sc *sc = arg; int error = 0; if (ifma->ifma_addr->sa_family != AF_LINK) return (0); error = iavf_add_mac_filter(sc, (u8*)LLADDR((struct sockaddr_dl *) ifma->ifma_addr), IXL_FILTER_MC); return (!error); } static void iavf_if_multi_set(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); int mcnt = 0; IOCTL_DEBUGOUT("iavf_if_multi_set: begin"); mcnt = if_multiaddr_count(iflib_get_ifp(ctx), MAX_MULTICAST_ADDR); if (__predict_false(mcnt == MAX_MULTICAST_ADDR)) { /* Delete MC filters and enable mulitcast promisc instead */ iavf_init_multi(sc); sc->promisc_flags |= FLAG_VF_MULTICAST_PROMISC; iavf_send_vc_msg(sc, IAVF_FLAG_AQ_CONFIGURE_PROMISC); return; } /* If there aren't too many filters, delete existing MC filters */ iavf_init_multi(sc); /* And (re-)install filters for all mcast addresses */ mcnt = if_multi_apply(iflib_get_ifp(ctx), iavf_mc_filter_apply, sc); if (mcnt > 0) iavf_send_vc_msg(sc, IAVF_FLAG_AQ_ADD_MAC_FILTER); } static int iavf_if_mtu_set(if_ctx_t ctx, uint32_t mtu) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; IOCTL_DEBUGOUT("ioctl: SIOCSIFMTU (Set Interface MTU)"); if (mtu > IXL_MAX_FRAME - ETHER_HDR_LEN - ETHER_CRC_LEN - ETHER_VLAN_ENCAP_LEN) return (EINVAL); vsi->shared->isc_max_frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN + ETHER_VLAN_ENCAP_LEN; return (0); } static void iavf_if_media_status(if_ctx_t ctx, struct ifmediareq *ifmr) { #ifdef IXL_DEBUG struct ifnet *ifp = iflib_get_ifp(ctx); #endif struct iavf_sc *sc = iflib_get_softc(ctx); INIT_DBG_IF(ifp, "begin"); iavf_update_link_status(sc); ifmr->ifm_status = IFM_AVALID; ifmr->ifm_active = IFM_ETHER; if (!sc->link_up) return; ifmr->ifm_status |= IFM_ACTIVE; /* Hardware is always full-duplex */ ifmr->ifm_active |= IFM_FDX; /* Based on the link speed reported by the PF over the AdminQ, choose a * PHY type to report. This isn't 100% correct since we don't really * know the underlying PHY type of the PF, but at least we can report * a valid link speed... */ switch (sc->link_speed) { case VIRTCHNL_LINK_SPEED_100MB: ifmr->ifm_active |= IFM_100_TX; break; case VIRTCHNL_LINK_SPEED_1GB: ifmr->ifm_active |= IFM_1000_T; break; case VIRTCHNL_LINK_SPEED_10GB: ifmr->ifm_active |= IFM_10G_SR; break; case VIRTCHNL_LINK_SPEED_20GB: case VIRTCHNL_LINK_SPEED_25GB: ifmr->ifm_active |= IFM_25G_SR; break; case VIRTCHNL_LINK_SPEED_40GB: ifmr->ifm_active |= IFM_40G_SR4; break; default: ifmr->ifm_active |= IFM_UNKNOWN; break; } INIT_DBG_IF(ifp, "end"); } static int iavf_if_media_change(if_ctx_t ctx) { struct ifmedia *ifm = iflib_get_media(ctx); INIT_DEBUGOUT("ixl_media_change: begin"); if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) return (EINVAL); if_printf(iflib_get_ifp(ctx), "Media change is not supported.\n"); return (ENODEV); } static int iavf_if_promisc_set(if_ctx_t ctx, int flags) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ifnet *ifp = iflib_get_ifp(ctx); sc->promisc_flags = 0; if (flags & IFF_ALLMULTI || if_multiaddr_count(ifp, MAX_MULTICAST_ADDR) == MAX_MULTICAST_ADDR) sc->promisc_flags |= FLAG_VF_MULTICAST_PROMISC; if (flags & IFF_PROMISC) sc->promisc_flags |= FLAG_VF_UNICAST_PROMISC; iavf_send_vc_msg(sc, IAVF_FLAG_AQ_CONFIGURE_PROMISC); return (0); } static void iavf_if_timer(if_ctx_t ctx, uint16_t qid) { struct iavf_sc *sc = iflib_get_softc(ctx); struct i40e_hw *hw = &sc->hw; u32 val; if (qid != 0) return; /* Check for when PF triggers a VF reset */ val = rd32(hw, I40E_VFGEN_RSTAT) & I40E_VFGEN_RSTAT_VFR_STATE_MASK; if (val != VIRTCHNL_VFR_VFACTIVE && val != VIRTCHNL_VFR_COMPLETED) { iavf_dbg_info(sc, "reset in progress! (%d)\n", val); return; } /* Fire off the adminq task */ iflib_admin_intr_deferred(ctx); /* Update stats */ iavf_request_stats(sc); } static void iavf_if_vlan_register(if_ctx_t ctx, u16 vtag) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct iavf_vlan_filter *v; if ((vtag == 0) || (vtag > 4095)) /* Invalid */ return; ++vsi->num_vlans; v = malloc(sizeof(struct iavf_vlan_filter), M_IAVF, M_WAITOK | M_ZERO); SLIST_INSERT_HEAD(sc->vlan_filters, v, next); v->vlan = vtag; v->flags = IXL_FILTER_ADD; iavf_send_vc_msg(sc, IAVF_FLAG_AQ_ADD_VLAN_FILTER); } static void iavf_if_vlan_unregister(if_ctx_t ctx, u16 vtag) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; struct iavf_vlan_filter *v; int i = 0; if ((vtag == 0) || (vtag > 4095)) /* Invalid */ return; SLIST_FOREACH(v, sc->vlan_filters, next) { if (v->vlan == vtag) { v->flags = IXL_FILTER_DEL; ++i; --vsi->num_vlans; } } if (i) iavf_send_vc_msg(sc, IAVF_FLAG_AQ_DEL_VLAN_FILTER); } static uint64_t iavf_if_get_counter(if_ctx_t ctx, ift_counter cnt) { struct iavf_sc *sc = iflib_get_softc(ctx); struct ixl_vsi *vsi = &sc->vsi; if_t ifp = iflib_get_ifp(ctx); switch (cnt) { case IFCOUNTER_IPACKETS: return (vsi->ipackets); case IFCOUNTER_IERRORS: return (vsi->ierrors); case IFCOUNTER_OPACKETS: return (vsi->opackets); case IFCOUNTER_OERRORS: return (vsi->oerrors); case IFCOUNTER_COLLISIONS: /* Collisions are by standard impossible in 40G/10G Ethernet */ return (0); case IFCOUNTER_IBYTES: return (vsi->ibytes); case IFCOUNTER_OBYTES: return (vsi->obytes); case IFCOUNTER_IMCASTS: return (vsi->imcasts); case IFCOUNTER_OMCASTS: return (vsi->omcasts); case IFCOUNTER_IQDROPS: return (vsi->iqdrops); case IFCOUNTER_OQDROPS: return (vsi->oqdrops); case IFCOUNTER_NOPROTO: return (vsi->noproto); default: return (if_get_counter_default(ifp, cnt)); } } static void iavf_free_pci_resources(struct iavf_sc *sc) { struct ixl_vsi *vsi = &sc->vsi; struct ixl_rx_queue *rx_que = vsi->rx_queues; device_t dev = sc->dev; /* We may get here before stations are set up */ if (rx_que == NULL) goto early; /* Release all interrupts */ iflib_irq_free(vsi->ctx, &vsi->irq); for (int i = 0; i < vsi->num_rx_queues; i++, rx_que++) iflib_irq_free(vsi->ctx, &rx_que->que_irq); early: if (sc->pci_mem != NULL) bus_release_resource(dev, SYS_RES_MEMORY, rman_get_rid(sc->pci_mem), sc->pci_mem); } /* ** Requests a VF reset from the PF. ** ** Requires the VF's Admin Queue to be initialized. */ static int iavf_reset(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; device_t dev = sc->dev; int error = 0; /* Ask the PF to reset us if we are initiating */ if (sc->init_state != IAVF_RESET_PENDING) iavf_request_reset(sc); i40e_msec_pause(100); error = iavf_reset_complete(hw); if (error) { device_printf(dev, "%s: VF reset failed\n", __func__); return (error); } pci_enable_busmaster(dev); error = i40e_shutdown_adminq(hw); if (error) { device_printf(dev, "%s: shutdown_adminq failed: %d\n", __func__, error); return (error); } error = i40e_init_adminq(hw); if (error) { device_printf(dev, "%s: init_adminq failed: %d\n", __func__, error); return (error); } iavf_enable_adminq_irq(hw); return (0); } static int iavf_reset_complete(struct i40e_hw *hw) { u32 reg; /* Wait up to ~10 seconds */ for (int i = 0; i < 100; i++) { reg = rd32(hw, I40E_VFGEN_RSTAT) & I40E_VFGEN_RSTAT_VFR_STATE_MASK; if ((reg == VIRTCHNL_VFR_VFACTIVE) || (reg == VIRTCHNL_VFR_COMPLETED)) return (0); i40e_msec_pause(100); } return (EBUSY); } static void iavf_setup_interface(device_t dev, struct iavf_sc *sc) { struct ixl_vsi *vsi = &sc->vsi; if_ctx_t ctx = vsi->ctx; struct ifnet *ifp = iflib_get_ifp(ctx); INIT_DBG_DEV(dev, "begin"); vsi->shared->isc_max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN + ETHER_VLAN_ENCAP_LEN; #if __FreeBSD_version >= 1100000 if_setbaudrate(ifp, IF_Gbps(40)); #else if_initbaudrate(ifp, IF_Gbps(40)); #endif ifmedia_add(vsi->media, IFM_ETHER | IFM_AUTO, 0, NULL); ifmedia_set(vsi->media, IFM_ETHER | IFM_AUTO); } /* ** Get a new filter and add it to the mac filter list. */ static struct iavf_mac_filter * iavf_get_mac_filter(struct iavf_sc *sc) { struct iavf_mac_filter *f; f = malloc(sizeof(struct iavf_mac_filter), M_IAVF, M_NOWAIT | M_ZERO); if (f) SLIST_INSERT_HEAD(sc->mac_filters, f, next); return (f); } /* ** Find the filter with matching MAC address */ static struct iavf_mac_filter * iavf_find_mac_filter(struct iavf_sc *sc, u8 *macaddr) { struct iavf_mac_filter *f; bool match = FALSE; SLIST_FOREACH(f, sc->mac_filters, next) { if (cmp_etheraddr(f->macaddr, macaddr)) { match = TRUE; break; } } if (!match) f = NULL; return (f); } /* ** Admin Queue interrupt handler */ static int iavf_msix_adminq(void *arg) { struct iavf_sc *sc = arg; struct i40e_hw *hw = &sc->hw; u32 reg, mask; bool do_task = FALSE; ++sc->admin_irq; reg = rd32(hw, I40E_VFINT_ICR01); /* * For masking off interrupt causes that need to be handled before * they can be re-enabled */ mask = rd32(hw, I40E_VFINT_ICR0_ENA1); /* Check on the cause */ if (reg & I40E_VFINT_ICR0_ADMINQ_MASK) { mask &= ~I40E_VFINT_ICR0_ENA_ADMINQ_MASK; do_task = TRUE; } wr32(hw, I40E_VFINT_ICR0_ENA1, mask); iavf_enable_adminq_irq(hw); if (do_task) return (FILTER_SCHEDULE_THREAD); else return (FILTER_HANDLED); } void iavf_enable_intr(struct ixl_vsi *vsi) { struct i40e_hw *hw = vsi->hw; struct ixl_rx_queue *que = vsi->rx_queues; iavf_enable_adminq_irq(hw); for (int i = 0; i < vsi->num_rx_queues; i++, que++) iavf_enable_queue_irq(hw, que->rxr.me); } void iavf_disable_intr(struct ixl_vsi *vsi) { struct i40e_hw *hw = vsi->hw; struct ixl_rx_queue *que = vsi->rx_queues; for (int i = 0; i < vsi->num_rx_queues; i++, que++) iavf_disable_queue_irq(hw, que->rxr.me); } static void iavf_disable_adminq_irq(struct i40e_hw *hw) { wr32(hw, I40E_VFINT_DYN_CTL01, 0); wr32(hw, I40E_VFINT_ICR0_ENA1, 0); /* flush */ rd32(hw, I40E_VFGEN_RSTAT); } static void iavf_enable_adminq_irq(struct i40e_hw *hw) { wr32(hw, I40E_VFINT_DYN_CTL01, I40E_VFINT_DYN_CTL01_INTENA_MASK | I40E_VFINT_DYN_CTL01_ITR_INDX_MASK); wr32(hw, I40E_VFINT_ICR0_ENA1, I40E_VFINT_ICR0_ENA1_ADMINQ_MASK); /* flush */ rd32(hw, I40E_VFGEN_RSTAT); } static void iavf_enable_queue_irq(struct i40e_hw *hw, int id) { u32 reg; reg = I40E_VFINT_DYN_CTLN1_INTENA_MASK | I40E_VFINT_DYN_CTLN1_CLEARPBA_MASK | I40E_VFINT_DYN_CTLN1_ITR_INDX_MASK; wr32(hw, I40E_VFINT_DYN_CTLN1(id), reg); } static void iavf_disable_queue_irq(struct i40e_hw *hw, int id) { wr32(hw, I40E_VFINT_DYN_CTLN1(id), I40E_VFINT_DYN_CTLN1_ITR_INDX_MASK); rd32(hw, I40E_VFGEN_RSTAT); } static void iavf_configure_tx_itr(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; struct ixl_vsi *vsi = &sc->vsi; struct ixl_tx_queue *que = vsi->tx_queues; vsi->tx_itr_setting = sc->tx_itr; for (int i = 0; i < vsi->num_tx_queues; i++, que++) { struct tx_ring *txr = &que->txr; wr32(hw, I40E_VFINT_ITRN1(IXL_TX_ITR, i), vsi->tx_itr_setting); txr->itr = vsi->tx_itr_setting; txr->latency = IXL_AVE_LATENCY; } } static void iavf_configure_rx_itr(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; struct ixl_vsi *vsi = &sc->vsi; struct ixl_rx_queue *que = vsi->rx_queues; vsi->rx_itr_setting = sc->rx_itr; for (int i = 0; i < vsi->num_rx_queues; i++, que++) { struct rx_ring *rxr = &que->rxr; wr32(hw, I40E_VFINT_ITRN1(IXL_RX_ITR, i), vsi->rx_itr_setting); rxr->itr = vsi->rx_itr_setting; rxr->latency = IXL_AVE_LATENCY; } } /* * Get initial ITR values from tunable values. */ static void iavf_configure_itr(struct iavf_sc *sc) { iavf_configure_tx_itr(sc); iavf_configure_rx_itr(sc); } /* ** Provide a update to the queue RX ** interrupt moderation value. */ static void iavf_set_queue_rx_itr(struct ixl_rx_queue *que) { struct ixl_vsi *vsi = que->vsi; struct i40e_hw *hw = vsi->hw; struct rx_ring *rxr = &que->rxr; /* Idle, do nothing */ if (rxr->bytes == 0) return; /* Update the hardware if needed */ if (rxr->itr != vsi->rx_itr_setting) { rxr->itr = vsi->rx_itr_setting; wr32(hw, I40E_VFINT_ITRN1(IXL_RX_ITR, que->rxr.me), rxr->itr); } } static int iavf_msix_que(void *arg) { struct ixl_rx_queue *rx_que = arg; ++rx_que->irqs; iavf_set_queue_rx_itr(rx_que); // iavf_set_queue_tx_itr(que); return (FILTER_SCHEDULE_THREAD); } /********************************************************************* * Multicast Initialization * * This routine is called by init to reset a fresh state. * **********************************************************************/ static void iavf_init_multi(struct iavf_sc *sc) { struct iavf_mac_filter *f; int mcnt = 0; /* First clear any multicast filters */ SLIST_FOREACH(f, sc->mac_filters, next) { if ((f->flags & IXL_FILTER_USED) && (f->flags & IXL_FILTER_MC)) { f->flags |= IXL_FILTER_DEL; mcnt++; } } if (mcnt > 0) iavf_send_vc_msg(sc, IAVF_FLAG_AQ_DEL_MAC_FILTER); } /* ** Note: this routine updates the OS on the link state ** the real check of the hardware only happens with ** a link interrupt. */ void iavf_update_link_status(struct iavf_sc *sc) { struct ixl_vsi *vsi = &sc->vsi; u64 baudrate; if (sc->link_up){ if (vsi->link_active == FALSE) { vsi->link_active = TRUE; baudrate = ixl_max_vc_speed_to_value(sc->link_speed); iavf_dbg_info(sc, "baudrate: %lu\n", baudrate); iflib_link_state_change(vsi->ctx, LINK_STATE_UP, baudrate); } } else { /* Link down */ if (vsi->link_active == TRUE) { vsi->link_active = FALSE; iflib_link_state_change(vsi->ctx, LINK_STATE_DOWN, 0); } } } /********************************************************************* * * This routine disables all traffic on the adapter by issuing a * global reset on the MAC and deallocates TX/RX buffers. * **********************************************************************/ static void iavf_stop(struct iavf_sc *sc) { struct ifnet *ifp; ifp = sc->vsi.ifp; iavf_disable_intr(&sc->vsi); if (atomic_load_acq_32(&sc->queues_enabled)) iavf_send_vc_msg_sleep(sc, IAVF_FLAG_AQ_DISABLE_QUEUES); } static void iavf_if_stop(if_ctx_t ctx) { struct iavf_sc *sc = iflib_get_softc(ctx); iavf_stop(sc); } static void iavf_config_rss_reg(struct iavf_sc *sc) { struct i40e_hw *hw = &sc->hw; struct ixl_vsi *vsi = &sc->vsi; u32 lut = 0; u64 set_hena = 0, hena; int i, j, que_id; u32 rss_seed[IXL_RSS_KEY_SIZE_REG]; #ifdef RSS u32 rss_hash_config; #endif /* Don't set up RSS if using a single queue */ if (vsi->num_rx_queues == 1) { wr32(hw, I40E_VFQF_HENA(0), 0); wr32(hw, I40E_VFQF_HENA(1), 0); ixl_flush(hw); return; } #ifdef RSS /* Fetch the configured RSS key */ rss_getkey((uint8_t *) &rss_seed); #else ixl_get_default_rss_key(rss_seed); #endif /* Fill out hash function seed */ for (i = 0; i < IXL_RSS_KEY_SIZE_REG; i++) wr32(hw, I40E_VFQF_HKEY(i), rss_seed[i]); /* Enable PCTYPES for RSS: */ #ifdef RSS rss_hash_config = rss_gethashconfig(); if (rss_hash_config & RSS_HASHTYPE_RSS_IPV4) set_hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER); if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV4) set_hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP); if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV4) set_hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_UDP); if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6) set_hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER); if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6_EX) set_hena |= ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6); if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6) set_hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP); if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV6) set_hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_UDP); #else set_hena = IXL_DEFAULT_RSS_HENA_XL710; #endif hena = (u64)rd32(hw, I40E_VFQF_HENA(0)) | ((u64)rd32(hw, I40E_VFQF_HENA(1)) << 32); hena |= set_hena; wr32(hw, I40E_VFQF_HENA(0), (u32)hena); wr32(hw, I40E_VFQF_HENA(1), (u32)(hena >> 32)); /* Populate the LUT with max no. of queues in round robin fashion */ for (i = 0, j = 0; i < IXL_RSS_VSI_LUT_SIZE; i++, j++) { if (j == vsi->num_rx_queues) j = 0; #ifdef RSS /* * Fetch the RSS bucket id for the given indirection entry. * Cap it at the number of configured buckets (which is * num_rx_queues.) */ que_id = rss_get_indirection_to_bucket(i); que_id = que_id % vsi->num_rx_queues; #else que_id = j; #endif /* lut = 4-byte sliding window of 4 lut entries */ lut = (lut << 8) | (que_id & IXL_RSS_VF_LUT_ENTRY_MASK); /* On i = 3, we have 4 entries in lut; write to the register */ if ((i & 3) == 3) { wr32(hw, I40E_VFQF_HLUT(i >> 2), lut); DDPRINTF(sc->dev, "HLUT(%2d): %#010x", i, lut); } } ixl_flush(hw); } static void iavf_config_rss_pf(struct iavf_sc *sc) { iavf_send_vc_msg(sc, IAVF_FLAG_AQ_CONFIG_RSS_KEY); iavf_send_vc_msg(sc, IAVF_FLAG_AQ_SET_RSS_HENA); iavf_send_vc_msg(sc, IAVF_FLAG_AQ_CONFIG_RSS_LUT); } /* ** iavf_config_rss - setup RSS ** ** RSS keys and table are cleared on VF reset. */ static void iavf_config_rss(struct iavf_sc *sc) { if (sc->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_REG) { iavf_dbg_info(sc, "Setting up RSS using VF registers..."); iavf_config_rss_reg(sc); } else if (sc->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) { iavf_dbg_info(sc, "Setting up RSS using messages to PF..."); iavf_config_rss_pf(sc); } else device_printf(sc->dev, "VF does not support RSS capability sent by PF.\n"); } /* ** This routine adds new MAC filters to the sc's list; ** these are later added in hardware by sending a virtual ** channel message. */ static int iavf_add_mac_filter(struct iavf_sc *sc, u8 *macaddr, u16 flags) { struct iavf_mac_filter *f; /* Does one already exist? */ f = iavf_find_mac_filter(sc, macaddr); if (f != NULL) { iavf_dbg_filter(sc, "exists: " MAC_FORMAT "\n", MAC_FORMAT_ARGS(macaddr)); return (EEXIST); } /* If not, get a new empty filter */ f = iavf_get_mac_filter(sc); if (f == NULL) { device_printf(sc->dev, "%s: no filters available!!\n", __func__); return (ENOMEM); } iavf_dbg_filter(sc, "marked: " MAC_FORMAT "\n", MAC_FORMAT_ARGS(macaddr)); bcopy(macaddr, f->macaddr, ETHER_ADDR_LEN); f->flags |= (IXL_FILTER_ADD | IXL_FILTER_USED); f->flags |= flags; return (0); } /* ** Marks a MAC filter for deletion. */ static int iavf_del_mac_filter(struct iavf_sc *sc, u8 *macaddr) { struct iavf_mac_filter *f; f = iavf_find_mac_filter(sc, macaddr); if (f == NULL) return (ENOENT); f->flags |= IXL_FILTER_DEL; return (0); } /* * Re-uses the name from the PF driver. */ static void iavf_add_device_sysctls(struct iavf_sc *sc) { struct ixl_vsi *vsi = &sc->vsi; device_t dev = sc->dev; struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev); struct sysctl_oid_list *ctx_list = SYSCTL_CHILDREN(device_get_sysctl_tree(dev)); struct sysctl_oid *debug_node; struct sysctl_oid_list *debug_list; SYSCTL_ADD_PROC(ctx, ctx_list, OID_AUTO, "current_speed", CTLTYPE_STRING | CTLFLAG_RD, sc, 0, iavf_sysctl_current_speed, "A", "Current Port Speed"); SYSCTL_ADD_PROC(ctx, ctx_list, OID_AUTO, "tx_itr", CTLTYPE_INT | CTLFLAG_RW, sc, 0, iavf_sysctl_tx_itr, "I", "Immediately set TX ITR value for all queues"); SYSCTL_ADD_PROC(ctx, ctx_list, OID_AUTO, "rx_itr", CTLTYPE_INT | CTLFLAG_RW, sc, 0, iavf_sysctl_rx_itr, "I", "Immediately set RX ITR value for all queues"); /* Add sysctls meant to print debug information, but don't list them * in "sysctl -a" output. */ debug_node = SYSCTL_ADD_NODE(ctx, ctx_list, OID_AUTO, "debug", CTLFLAG_RD | CTLFLAG_SKIP, NULL, "Debug Sysctls"); debug_list = SYSCTL_CHILDREN(debug_node); SYSCTL_ADD_UINT(ctx, debug_list, OID_AUTO, "shared_debug_mask", CTLFLAG_RW, &sc->hw.debug_mask, 0, "Shared code debug message level"); SYSCTL_ADD_UINT(ctx, debug_list, OID_AUTO, "core_debug_mask", CTLFLAG_RW, &sc->dbg_mask, 0, "Non-shared code debug message level"); SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "filter_list", CTLTYPE_STRING | CTLFLAG_RD, sc, 0, iavf_sysctl_sw_filter_list, "A", "SW Filter List"); SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "queue_interrupt_table", CTLTYPE_STRING | CTLFLAG_RD, sc, 0, iavf_sysctl_queue_interrupt_table, "A", "View MSI-X indices for TX/RX queues"); SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "do_vf_reset", CTLTYPE_INT | CTLFLAG_WR, sc, 0, iavf_sysctl_vf_reset, "A", "Request a VF reset from PF"); SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "do_vflr_reset", CTLTYPE_INT | CTLFLAG_WR, sc, 0, iavf_sysctl_vflr_reset, "A", "Request a VFLR reset from HW"); /* Add stats sysctls */ ixl_add_vsi_sysctls(dev, vsi, ctx, "vsi"); ixl_add_queues_sysctls(dev, vsi); } static void iavf_init_filters(struct iavf_sc *sc) { sc->mac_filters = malloc(sizeof(struct mac_list), M_IAVF, M_WAITOK | M_ZERO); SLIST_INIT(sc->mac_filters); sc->vlan_filters = malloc(sizeof(struct vlan_list), M_IAVF, M_WAITOK | M_ZERO); SLIST_INIT(sc->vlan_filters); } static void iavf_free_filters(struct iavf_sc *sc) { struct iavf_mac_filter *f; struct iavf_vlan_filter *v; while (!SLIST_EMPTY(sc->mac_filters)) { f = SLIST_FIRST(sc->mac_filters); SLIST_REMOVE_HEAD(sc->mac_filters, next); free(f, M_IAVF); } free(sc->mac_filters, M_IAVF); while (!SLIST_EMPTY(sc->vlan_filters)) { v = SLIST_FIRST(sc->vlan_filters); SLIST_REMOVE_HEAD(sc->vlan_filters, next); free(v, M_IAVF); } free(sc->vlan_filters, M_IAVF); } char * iavf_vc_speed_to_string(enum virtchnl_link_speed link_speed) { int index; char *speeds[] = { "Unknown", "100 Mbps", "1 Gbps", "10 Gbps", "40 Gbps", "20 Gbps", "25 Gbps", }; switch (link_speed) { case VIRTCHNL_LINK_SPEED_100MB: index = 1; break; case VIRTCHNL_LINK_SPEED_1GB: index = 2; break; case VIRTCHNL_LINK_SPEED_10GB: index = 3; break; case VIRTCHNL_LINK_SPEED_40GB: index = 4; break; case VIRTCHNL_LINK_SPEED_20GB: index = 5; break; case VIRTCHNL_LINK_SPEED_25GB: index = 6; break; case VIRTCHNL_LINK_SPEED_UNKNOWN: default: index = 0; break; } return speeds[index]; } static int iavf_sysctl_current_speed(SYSCTL_HANDLER_ARGS) { struct iavf_sc *sc = (struct iavf_sc *)arg1; int error = 0; error = sysctl_handle_string(oidp, iavf_vc_speed_to_string(sc->link_speed), 8, req); return (error); } /* * Sanity check and save off tunable values. */ static void iavf_save_tunables(struct iavf_sc *sc) { device_t dev = sc->dev; /* Save tunable information */ sc->dbg_mask = iavf_core_debug_mask; sc->hw.debug_mask = iavf_shared_debug_mask; sc->vsi.enable_head_writeback = !!(iavf_enable_head_writeback); if (iavf_tx_itr < 0 || iavf_tx_itr > IXL_MAX_ITR) { device_printf(dev, "Invalid tx_itr value of %d set!\n", iavf_tx_itr); device_printf(dev, "tx_itr must be between %d and %d, " "inclusive\n", 0, IXL_MAX_ITR); device_printf(dev, "Using default value of %d instead\n", IXL_ITR_4K); sc->tx_itr = IXL_ITR_4K; } else sc->tx_itr = iavf_tx_itr; if (iavf_rx_itr < 0 || iavf_rx_itr > IXL_MAX_ITR) { device_printf(dev, "Invalid rx_itr value of %d set!\n", iavf_rx_itr); device_printf(dev, "rx_itr must be between %d and %d, " "inclusive\n", 0, IXL_MAX_ITR); device_printf(dev, "Using default value of %d instead\n", IXL_ITR_8K); sc->rx_itr = IXL_ITR_8K; } else sc->rx_itr = iavf_rx_itr; } /* * Used to set the Tx ITR value for all of the VF's queues. * Writes to the ITR registers immediately. */ static int iavf_sysctl_tx_itr(SYSCTL_HANDLER_ARGS) { struct iavf_sc *sc = (struct iavf_sc *)arg1; device_t dev = sc->dev; int requested_tx_itr; int error = 0; requested_tx_itr = sc->tx_itr; error = sysctl_handle_int(oidp, &requested_tx_itr, 0, req); if ((error) || (req->newptr == NULL)) return (error); if (requested_tx_itr < 0 || requested_tx_itr > IXL_MAX_ITR) { device_printf(dev, "Invalid TX itr value; value must be between 0 and %d\n", IXL_MAX_ITR); return (EINVAL); } sc->tx_itr = requested_tx_itr; iavf_configure_tx_itr(sc); return (error); } /* * Used to set the Rx ITR value for all of the VF's queues. * Writes to the ITR registers immediately. */ static int iavf_sysctl_rx_itr(SYSCTL_HANDLER_ARGS) { struct iavf_sc *sc = (struct iavf_sc *)arg1; device_t dev = sc->dev; int requested_rx_itr; int error = 0; requested_rx_itr = sc->rx_itr; error = sysctl_handle_int(oidp, &requested_rx_itr, 0, req); if ((error) || (req->newptr == NULL)) return (error); if (requested_rx_itr < 0 || requested_rx_itr > IXL_MAX_ITR) { device_printf(dev, "Invalid RX itr value; value must be between 0 and %d\n", IXL_MAX_ITR); return (EINVAL); } sc->rx_itr = requested_rx_itr; iavf_configure_rx_itr(sc); return (error); } static int iavf_sysctl_sw_filter_list(SYSCTL_HANDLER_ARGS) { struct iavf_sc *sc = (struct iavf_sc *)arg1; struct iavf_mac_filter *f; struct iavf_vlan_filter *v; device_t dev = sc->dev; int ftl_len, ftl_counter = 0, error = 0; struct sbuf *buf; buf = sbuf_new_for_sysctl(NULL, NULL, 128, req); if (!buf) { device_printf(dev, "Could not allocate sbuf for output.\n"); return (ENOMEM); } sbuf_printf(buf, "\n"); /* Print MAC filters */ sbuf_printf(buf, "MAC Filters:\n"); ftl_len = 0; SLIST_FOREACH(f, sc->mac_filters, next) ftl_len++; if (ftl_len < 1) sbuf_printf(buf, "(none)\n"); else { SLIST_FOREACH(f, sc->mac_filters, next) { sbuf_printf(buf, MAC_FORMAT ", flags %#06x\n", MAC_FORMAT_ARGS(f->macaddr), f->flags); } } /* Print VLAN filters */ sbuf_printf(buf, "VLAN Filters:\n"); ftl_len = 0; SLIST_FOREACH(v, sc->vlan_filters, next) ftl_len++; if (ftl_len < 1) sbuf_printf(buf, "(none)"); else { SLIST_FOREACH(v, sc->vlan_filters, next) { sbuf_printf(buf, "%d, flags %#06x", v->vlan, v->flags); /* don't print '\n' for last entry */ if (++ftl_counter != ftl_len) sbuf_printf(buf, "\n"); } } error = sbuf_finish(buf); if (error) device_printf(dev, "Error finishing sbuf: %d\n", error); sbuf_delete(buf); return (error); } /* * Print out mapping of TX queue indexes and Rx queue indexes * to MSI-X vectors. */ static int iavf_sysctl_queue_interrupt_table(SYSCTL_HANDLER_ARGS) { struct iavf_sc *sc = (struct iavf_sc *)arg1; struct ixl_vsi *vsi = &sc->vsi; device_t dev = sc->dev; struct sbuf *buf; int error = 0; struct ixl_rx_queue *rx_que = vsi->rx_queues; struct ixl_tx_queue *tx_que = vsi->tx_queues; buf = sbuf_new_for_sysctl(NULL, NULL, 128, req); if (!buf) { device_printf(dev, "Could not allocate sbuf for output.\n"); return (ENOMEM); } sbuf_cat(buf, "\n"); for (int i = 0; i < vsi->num_rx_queues; i++) { rx_que = &vsi->rx_queues[i]; sbuf_printf(buf, "(rxq %3d): %d\n", i, rx_que->msix); } for (int i = 0; i < vsi->num_tx_queues; i++) { tx_que = &vsi->tx_queues[i]; sbuf_printf(buf, "(txq %3d): %d\n", i, tx_que->msix); } error = sbuf_finish(buf); if (error) device_printf(dev, "Error finishing sbuf: %d\n", error); sbuf_delete(buf); return (error); } #define CTX_ACTIVE(ctx) ((if_getdrvflags(iflib_get_ifp(ctx)) & IFF_DRV_RUNNING)) static int iavf_sysctl_vf_reset(SYSCTL_HANDLER_ARGS) { struct iavf_sc *sc = (struct iavf_sc *)arg1; int do_reset = 0, error = 0; error = sysctl_handle_int(oidp, &do_reset, 0, req); if ((error) || (req->newptr == NULL)) return (error); if (do_reset == 1) { iavf_reset(sc); if (CTX_ACTIVE(sc->vsi.ctx)) iflib_request_reset(sc->vsi.ctx); } return (error); } static int iavf_sysctl_vflr_reset(SYSCTL_HANDLER_ARGS) { struct iavf_sc *sc = (struct iavf_sc *)arg1; device_t dev = sc->dev; int do_reset = 0, error = 0; error = sysctl_handle_int(oidp, &do_reset, 0, req); if ((error) || (req->newptr == NULL)) return (error); if (do_reset == 1) { if (!pcie_flr(dev, max(pcie_get_max_completion_timeout(dev) / 1000, 10), true)) { device_printf(dev, "PCIE FLR failed\n"); error = EIO; } else if (CTX_ACTIVE(sc->vsi.ctx)) iflib_request_reset(sc->vsi.ctx); } return (error); } #undef CTX_ACTIVE Index: stable/12/sys/dev/ixl/ixl_pf.h =================================================================== --- stable/12/sys/dev/ixl/ixl_pf.h (revision 344101) +++ stable/12/sys/dev/ixl/ixl_pf.h (revision 344102) @@ -1,399 +1,396 @@ /****************************************************************************** Copyright (c) 2013-2018, Intel Corporation All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. 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. 3. Neither the name of the Intel Corporation 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 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. ******************************************************************************/ /*$FreeBSD$*/ #ifndef _IXL_PF_H_ #define _IXL_PF_H_ #include "ixl.h" #include "ixl_pf_qmgr.h" #define VF_FLAG_ENABLED 0x01 #define VF_FLAG_SET_MAC_CAP 0x02 #define VF_FLAG_VLAN_CAP 0x04 #define VF_FLAG_PROMISC_CAP 0x08 #define VF_FLAG_MAC_ANTI_SPOOF 0x10 #define IXL_ICR0_CRIT_ERR_MASK \ (I40E_PFINT_ICR0_PCI_EXCEPTION_MASK | \ I40E_PFINT_ICR0_ECC_ERR_MASK | \ I40E_PFINT_ICR0_PE_CRITERR_MASK) /* VF Interrupts */ #define IXL_VPINT_LNKLSTN_REG(hw, vector, vf_num) \ I40E_VPINT_LNKLSTN(((vector) - 1) + \ (((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num))) #define IXL_VFINT_DYN_CTLN_REG(hw, vector, vf_num) \ I40E_VFINT_DYN_CTLN(((vector) - 1) + \ (((hw)->func_caps.num_msix_vectors_vf - 1) * (vf_num))) /* Used in struct ixl_pf's state field */ enum ixl_pf_state { IXL_PF_STATE_ADAPTER_RESETTING = (1 << 0), IXL_PF_STATE_MDD_PENDING = (1 << 1), IXL_PF_STATE_PF_RESET_REQ = (1 << 2), IXL_PF_STATE_VF_RESET_REQ = (1 << 3), IXL_PF_STATE_PF_CRIT_ERR = (1 << 4), IXL_PF_STATE_CORE_RESET_REQ = (1 << 5), IXL_PF_STATE_GLOB_RESET_REQ = (1 << 6), IXL_PF_STATE_EMP_RESET_REQ = (1 << 7), IXL_PF_STATE_FW_LLDP_DISABLED = (1 << 8), }; struct ixl_vf { struct ixl_vsi vsi; u32 vf_flags; u32 num_mdd_events; u8 mac[ETHER_ADDR_LEN]; u16 vf_num; u32 version; struct ixl_pf_qtag qtag; struct sysctl_ctx_list ctx; }; /* Physical controller structure */ struct ixl_pf { struct ixl_vsi vsi; struct i40e_hw hw; struct i40e_osdep osdep; device_t dev; struct resource *pci_mem; #ifdef IXL_IW int iw_msix; bool iw_enabled; #endif u32 state; u8 supported_speeds; struct ixl_pf_qmgr qmgr; struct ixl_pf_qtag qtag; /* Tunable values */ bool enable_tx_fc_filter; int dynamic_rx_itr; int dynamic_tx_itr; int tx_itr; int rx_itr; int enable_vf_loopback; bool link_up; int advertised_speed; int fc; /* link flow ctrl setting */ enum ixl_dbg_mask dbg_mask; bool has_i2c; /* Misc stats maintained by the driver */ u64 admin_irq; /* Statistics from hw */ struct i40e_hw_port_stats stats; struct i40e_hw_port_stats stats_offsets; bool stat_offsets_loaded; /* I2C access methods */ u8 i2c_access_method; s32 (*read_i2c_byte)(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 *data); s32 (*write_i2c_byte)(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 data); /* SR-IOV */ struct ixl_vf *vfs; int num_vfs; uint16_t veb_seid; struct if_irq iov_irq; }; /* * Defines used for NVM update ioctls. * This value is used in the Solaris tool, too. */ #define I40E_NVM_ACCESS \ (((((((('E' << 4) + '1') << 4) + 'K') << 4) + 'G') << 4) | 5) #define IXL_DEFAULT_PHY_INT_MASK \ ((~(I40E_AQ_EVENT_LINK_UPDOWN | I40E_AQ_EVENT_MODULE_QUAL_FAIL \ | I40E_AQ_EVENT_MEDIA_NA)) & 0x3FF) /*** Sysctl help messages; displayed with "sysctl -d" ***/ #define IXL_SYSCTL_HELP_SET_ADVERTISE \ "\nControl advertised link speed.\n" \ "Flags:\n" \ "\t 0x1 - advertise 100M\n" \ "\t 0x2 - advertise 1G\n" \ "\t 0x4 - advertise 10G\n" \ "\t 0x8 - advertise 20G\n" \ "\t0x10 - advertise 25G\n" \ "\t0x20 - advertise 40G\n\n" \ "Set to 0 to disable link.\n" \ "Use \"sysctl -x\" to view flags properly." #define IXL_SYSCTL_HELP_SUPPORTED_SPEED \ "\nSupported link speeds.\n" \ "Flags:\n" \ "\t 0x1 - 100M\n" \ "\t 0x2 - 1G\n" \ "\t 0x4 - 10G\n" \ "\t 0x8 - 20G\n" \ "\t0x10 - 25G\n" \ "\t0x20 - 40G\n\n" \ "Use \"sysctl -x\" to view flags properly." #define IXL_SYSCTL_HELP_FC \ "\nSet flow control mode using the values below.\n" \ "\t0 - off\n" \ "\t1 - rx pause\n" \ "\t2 - tx pause\n" \ "\t3 - tx and rx pause" #define IXL_SYSCTL_HELP_LINK_STATUS \ "\nExecutes a \"Get Link Status\" command on the Admin Queue, and displays" \ " the response." #define IXL_SYSCTL_HELP_FW_LLDP \ "\nFW LLDP engine:\n" \ "\t0 - disable\n" \ "\t1 - enable\n" #define IXL_SYSCTL_HELP_READ_I2C \ "\nRead a byte from I2C bus\n" \ "Input: 32-bit value\n" \ "\tbits 0-7: device address (0xA0 or 0xA2)\n" \ "\tbits 8-15: offset (0-255)\n" \ "\tbits 16-31: unused\n" \ "Output: 8-bit value read" #define IXL_SYSCTL_HELP_WRITE_I2C \ "\nWrite a byte to the I2C bus\n" \ "Input: 32-bit value\n" \ "\tbits 0-7: device address (0xA0 or 0xA2)\n" \ "\tbits 8-15: offset (0-255)\n" \ "\tbits 16-23: value to write\n" \ "\tbits 24-31: unused\n" \ "Output: 8-bit value written" #define IXL_SYSCTL_HELP_I2C_METHOD \ "\nI2C access method that driver will use:\n" \ "\t0 - best available method\n" \ "\t1 - bit bang via I2CPARAMS register\n" \ "\t2 - register read/write via I2CCMD register\n" \ "\t3 - Use Admin Queue command (best)\n" \ "Using the Admin Queue is only supported on 710 devices with FW version 1.7 or higher" #define IXL_SYSCTL_HELP_VF_LOOPBACK \ "\nDetermines mode that embedded device switch will use when SR-IOV is initialized:\n" \ "\t0 - Disable (VEPA)\n" \ "\t1 - Enable (VEB)\n" \ "Enabling this will allow VFs in separate VMs to communicate over the hardware bridge." extern const char * const ixl_fc_string[6]; MALLOC_DECLARE(M_IXL); /*** Functions / Macros ***/ /* Adjust the level here to 10 or over to print stats messages */ #define I40E_VC_DEBUG(p, level, ...) \ do { \ if (level < 10) \ ixl_dbg(p, IXL_DBG_IOV_VC, ##__VA_ARGS__); \ } while (0) #define i40e_send_vf_nack(pf, vf, op, st) \ ixl_send_vf_nack_msg((pf), (vf), (op), (st), __FILE__, __LINE__) /* Debug printing */ #define ixl_dbg(pf, m, s, ...) ixl_debug_core(pf->dev, pf->dbg_mask, m, s, ##__VA_ARGS__) #define ixl_dbg_info(pf, s, ...) ixl_debug_core(pf->dev, pf->dbg_mask, IXL_DBG_INFO, s, ##__VA_ARGS__) #define ixl_dbg_filter(pf, s, ...) ixl_debug_core(pf->dev, pf->dbg_mask, IXL_DBG_FILTER, s, ##__VA_ARGS__) #define ixl_dbg_iov(pf, s, ...) ixl_debug_core(pf->dev, pf->dbg_mask, IXL_DBG_IOV, s, ##__VA_ARGS__) /* PF-only function declarations */ int ixl_setup_interface(device_t, struct ixl_pf *); void ixl_print_nvm_cmd(device_t, struct i40e_nvm_access *); char * ixl_aq_speed_to_str(enum i40e_aq_link_speed); void ixl_handle_que(void *context, int pending); void ixl_init(void *); void ixl_local_timer(void *); void ixl_register_vlan(void *, struct ifnet *, u16); void ixl_unregister_vlan(void *, struct ifnet *, u16); int ixl_intr(void *); int ixl_msix_que(void *); int ixl_msix_adminq(void *); void ixl_do_adminq(void *, int); int ixl_res_alloc_cmp(const void *, const void *); char * ixl_switch_res_type_string(u8); char * ixl_switch_element_string(struct sbuf *, struct i40e_aqc_switch_config_element_resp *); void ixl_add_sysctls_mac_stats(struct sysctl_ctx_list *, struct sysctl_oid_list *, struct i40e_hw_port_stats *); -void ixl_add_sysctls_eth_stats(struct sysctl_ctx_list *, - struct sysctl_oid_list *, - struct i40e_eth_stats *); void ixl_media_status(struct ifnet *, struct ifmediareq *); int ixl_media_change(struct ifnet *); int ixl_ioctl(struct ifnet *, u_long, caddr_t); void ixl_enable_queue(struct i40e_hw *, int); void ixl_disable_queue(struct i40e_hw *, int); void ixl_enable_intr0(struct i40e_hw *); void ixl_disable_intr0(struct i40e_hw *); void ixl_nvm_version_str(struct i40e_hw *hw, struct sbuf *buf); void ixl_stat_update48(struct i40e_hw *, u32, u32, bool, u64 *, u64 *); void ixl_stat_update32(struct i40e_hw *, u32, bool, u64 *, u64 *); void ixl_stop(struct ixl_pf *); int ixl_get_hw_capabilities(struct ixl_pf *); void ixl_link_up_msg(struct ixl_pf *); void ixl_update_link_status(struct ixl_pf *); int ixl_setup_stations(struct ixl_pf *); int ixl_switch_config(struct ixl_pf *); void ixl_stop_locked(struct ixl_pf *); int ixl_teardown_hw_structs(struct ixl_pf *); int ixl_reset(struct ixl_pf *); void ixl_init_locked(struct ixl_pf *); void ixl_set_rss_key(struct ixl_pf *); void ixl_set_rss_pctypes(struct ixl_pf *); void ixl_set_rss_hlut(struct ixl_pf *); int ixl_setup_adminq_msix(struct ixl_pf *); int ixl_setup_adminq_tq(struct ixl_pf *); int ixl_teardown_adminq_msix(struct ixl_pf *); void ixl_configure_intr0_msix(struct ixl_pf *); void ixl_configure_queue_intr_msix(struct ixl_pf *); void ixl_free_adminq_tq(struct ixl_pf *); int ixl_setup_legacy(struct ixl_pf *); int ixl_init_msix(struct ixl_pf *); void ixl_configure_itr(struct ixl_pf *); void ixl_configure_legacy(struct ixl_pf *); void ixl_free_pci_resources(struct ixl_pf *); void ixl_link_event(struct ixl_pf *, struct i40e_arq_event_info *); void ixl_config_rss(struct ixl_pf *); int ixl_set_advertised_speeds(struct ixl_pf *, int, bool); void ixl_set_initial_advertised_speeds(struct ixl_pf *); void ixl_print_nvm_version(struct ixl_pf *pf); void ixl_add_device_sysctls(struct ixl_pf *); void ixl_handle_mdd_event(struct ixl_pf *); void ixl_add_hw_stats(struct ixl_pf *); void ixl_update_stats_counters(struct ixl_pf *); void ixl_pf_reset_stats(struct ixl_pf *); void ixl_get_bus_info(struct ixl_pf *pf); int ixl_aq_get_link_status(struct ixl_pf *, struct i40e_aqc_get_link_status *); int ixl_handle_nvmupd_cmd(struct ixl_pf *, struct ifdrv *); void ixl_handle_empr_reset(struct ixl_pf *); int ixl_prepare_for_reset(struct ixl_pf *pf, bool is_up); int ixl_rebuild_hw_structs_after_reset(struct ixl_pf *); void ixl_set_queue_rx_itr(struct ixl_rx_queue *); void ixl_set_queue_tx_itr(struct ixl_tx_queue *); void ixl_add_filter(struct ixl_vsi *, const u8 *, s16 vlan); void ixl_del_filter(struct ixl_vsi *, const u8 *, s16 vlan); void ixl_reconfigure_filters(struct ixl_vsi *vsi); int ixl_disable_rings(struct ixl_pf *, struct ixl_vsi *, struct ixl_pf_qtag *); int ixl_disable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16); int ixl_disable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16); int ixl_disable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16); int ixl_enable_rings(struct ixl_vsi *); int ixl_enable_tx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16); int ixl_enable_rx_ring(struct ixl_pf *, struct ixl_pf_qtag *, u16); int ixl_enable_ring(struct ixl_pf *pf, struct ixl_pf_qtag *, u16); void ixl_update_eth_stats(struct ixl_vsi *); void ixl_cap_txcsum_tso(struct ixl_vsi *, struct ifnet *, int); int ixl_initialize_vsi(struct ixl_vsi *); void ixl_add_ifmedia(struct ixl_vsi *, u64); int ixl_setup_queue_msix(struct ixl_vsi *); int ixl_setup_queue_tqs(struct ixl_vsi *); int ixl_teardown_queue_msix(struct ixl_vsi *); void ixl_free_queue_tqs(struct ixl_vsi *); void ixl_enable_intr(struct ixl_vsi *); void ixl_disable_rings_intr(struct ixl_vsi *); void ixl_set_promisc(struct ixl_vsi *); void ixl_add_multi(struct ixl_vsi *); int ixl_del_multi(struct ixl_vsi *); void ixl_setup_vlan_filters(struct ixl_vsi *); void ixl_init_filters(struct ixl_vsi *); void ixl_add_hw_filters(struct ixl_vsi *, int, int); void ixl_del_hw_filters(struct ixl_vsi *, int); void ixl_del_default_hw_filters(struct ixl_vsi *); struct ixl_mac_filter * ixl_find_filter(struct ixl_vsi *, const u8 *, s16); void ixl_add_mc_filter(struct ixl_vsi *, u8 *); void ixl_free_mac_filters(struct ixl_vsi *vsi); void ixl_update_vsi_stats(struct ixl_vsi *); void ixl_vsi_reset_stats(struct ixl_vsi *); void ixl_vsi_free_queues(struct ixl_vsi *vsi); void ixl_if_init(if_ctx_t ctx); void ixl_if_stop(if_ctx_t ctx); /* * I2C Function prototypes */ int ixl_find_i2c_interface(struct ixl_pf *); s32 ixl_read_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 *data); s32 ixl_write_i2c_byte_bb(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 data); s32 ixl_read_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 *data); s32 ixl_write_i2c_byte_reg(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 data); s32 ixl_read_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 *data); s32 ixl_write_i2c_byte_aq(struct ixl_pf *pf, u8 byte_offset, u8 dev_addr, u8 data); int ixl_get_fw_lldp_status(struct ixl_pf *pf); int ixl_attach_get_link_status(struct ixl_pf *); u64 ixl_max_aq_speed_to_value(u8); #endif /* _IXL_PF_H_ */ Index: stable/12 =================================================================== --- stable/12 (revision 344101) +++ stable/12 (revision 344102) Property changes on: stable/12 ___________________________________________________________________ Modified: svn:mergeinfo ## -0,0 +0,1 ## Merged /head:r339459