Lines Matching +full:mss +full:- +full:supply
1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 1999 - 2024 Intel Corporation. */
64 "Copyright (c) 1999-2016 Intel Corporation.";
80 /* ixgbe_pci_tbl - PCI Device ID Table
160 …"Maximum number of virtual functions to allocate per physical function - default is zero and maxim…
166 "Allow unsupported and untested SFP+ modules on 82599-based adapters");
169 static int debug = -1;
190 return dev && (dev->netdev_ops == &ixgbe_netdev_ops); in netif_is_ixgbe()
199 parent_bus = adapter->pdev->bus->parent; in ixgbe_read_pci_cfg_word_parent()
201 return -1; in ixgbe_read_pci_cfg_word_parent()
203 parent_dev = parent_bus->self; in ixgbe_read_pci_cfg_word_parent()
205 return -1; in ixgbe_read_pci_cfg_word_parent()
208 return -1; in ixgbe_read_pci_cfg_word_parent()
212 ixgbe_check_cfg_remove(&adapter->hw, parent_dev)) in ixgbe_read_pci_cfg_word_parent()
213 return -1; in ixgbe_read_pci_cfg_word_parent()
219 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_get_parent_bus_info()
223 hw->bus.type = ixgbe_bus_type_pci_express; in ixgbe_get_parent_bus_info()
234 hw->bus.width = ixgbe_convert_bus_width(link_status); in ixgbe_get_parent_bus_info()
235 hw->bus.speed = ixgbe_convert_bus_speed(link_status); in ixgbe_get_parent_bus_info()
241 * ixgbe_pcie_from_parent - Determine whether PCIe info should come from parent
244 * This function is used by probe to determine whether a device's PCI-Express
254 switch (hw->device_id) { in ixgbe_pcie_from_parent()
266 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_minimum_link()
273 if (hw->bus.type == ixgbe_bus_type_internal) in ixgbe_check_minimum_link()
277 if (ixgbe_pcie_from_parent(&adapter->hw)) in ixgbe_check_minimum_link()
278 pdev = adapter->pdev->bus->parent->self; in ixgbe_check_minimum_link()
280 pdev = adapter->pdev; in ixgbe_check_minimum_link()
287 if (!test_bit(__IXGBE_DOWN, &adapter->state) && in ixgbe_service_event_schedule()
288 !test_bit(__IXGBE_REMOVING, &adapter->state) && in ixgbe_service_event_schedule()
289 !test_and_set_bit(__IXGBE_SERVICE_SCHED, &adapter->state)) in ixgbe_service_event_schedule()
290 queue_work(ixgbe_wq, &adapter->service_task); in ixgbe_service_event_schedule()
295 struct ixgbe_adapter *adapter = hw->back; in ixgbe_remove_adapter()
297 if (!hw->hw_addr) in ixgbe_remove_adapter()
299 hw->hw_addr = NULL; in ixgbe_remove_adapter()
301 if (test_bit(__IXGBE_SERVICE_INITED, &adapter->state)) in ixgbe_remove_adapter()
311 reg_addr = READ_ONCE(hw->hw_addr); in ixgbe_check_remove()
334 * ixgbe_read_reg - Read from device register
348 u8 __iomem *reg_addr = READ_ONCE(hw->hw_addr); in ixgbe_read_reg()
353 if (unlikely(hw->phy.nw_mng_if_sel & in ixgbe_read_reg()
369 adapter = hw->back; in ixgbe_read_reg()
394 struct ixgbe_adapter *adapter = hw->back; in ixgbe_read_pci_cfg_word()
397 if (ixgbe_removed(hw->hw_addr)) in ixgbe_read_pci_cfg_word()
399 pci_read_config_word(adapter->pdev, reg, &value); in ixgbe_read_pci_cfg_word()
401 ixgbe_check_cfg_remove(hw, adapter->pdev)) in ixgbe_read_pci_cfg_word()
409 struct ixgbe_adapter *adapter = hw->back; in ixgbe_read_pci_cfg_dword()
412 if (ixgbe_removed(hw->hw_addr)) in ixgbe_read_pci_cfg_dword()
414 pci_read_config_dword(adapter->pdev, reg, &value); in ixgbe_read_pci_cfg_dword()
416 ixgbe_check_cfg_remove(hw, adapter->pdev)) in ixgbe_read_pci_cfg_dword()
424 struct ixgbe_adapter *adapter = hw->back; in ixgbe_write_pci_cfg_word()
426 if (ixgbe_removed(hw->hw_addr)) in ixgbe_write_pci_cfg_word()
428 pci_write_config_word(adapter->pdev, reg, value); in ixgbe_write_pci_cfg_word()
433 BUG_ON(!test_bit(__IXGBE_SERVICE_SCHED, &adapter->state)); in ixgbe_service_event_complete()
437 clear_bit(__IXGBE_SERVICE_SCHED, &adapter->state); in ixgbe_service_event_complete()
479 * ixgbe_regdump - register printout routine
487 switch (reginfo->ofs) { in ixgbe_regdump()
545 pr_info("%-15s %08x\n", in ixgbe_regdump()
546 reginfo->name, IXGBE_READ_REG(hw, reginfo->ofs)); in ixgbe_regdump()
556 snprintf(rname, 16, "%s[%d-%d]", reginfo->name, i, i + 7); in ixgbe_regdump()
559 pr_err("%-15s%s\n", rname, buf); in ixgbe_regdump()
568 tx_buffer = &ring->tx_buffer_info[ring->next_to_clean]; in ixgbe_print_buffer()
570 n, ring->next_to_use, ring->next_to_clean, in ixgbe_print_buffer()
573 tx_buffer->next_to_watch, in ixgbe_print_buffer()
574 (u64)tx_buffer->time_stamp); in ixgbe_print_buffer()
578 * ixgbe_dump - Print registers, tx-rings and rx-rings
582 struct net_device *netdev = adapter->netdev; in ixgbe_dump()
583 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_dump()
600 dev_info(&adapter->pdev->dev, "Net device Info\n"); in ixgbe_dump()
603 pr_info("%-15s %016lX %016lX\n", in ixgbe_dump()
604 netdev->name, in ixgbe_dump()
605 netdev->state, in ixgbe_dump()
610 dev_info(&adapter->pdev->dev, "Register Dump\n"); in ixgbe_dump()
613 reginfo->name; reginfo++) { in ixgbe_dump()
621 dev_info(&adapter->pdev->dev, "TX Rings Summary\n"); in ixgbe_dump()
623 "Queue [NTU] [NTC] [bi(ntc)->dma ]", in ixgbe_dump()
625 for (n = 0; n < adapter->num_tx_queues; n++) { in ixgbe_dump()
626 ring = adapter->tx_ring[n]; in ixgbe_dump()
630 for (n = 0; n < adapter->num_xdp_queues; n++) { in ixgbe_dump()
631 ring = adapter->xdp_ring[n]; in ixgbe_dump()
639 dev_info(&adapter->pdev->dev, "TX Rings Dump\n"); in ixgbe_dump()
644 * +--------------------------------------------------------------+ in ixgbe_dump()
646 * +--------------------------------------------------------------+ in ixgbe_dump()
648 * +--------------------------------------------------------------+ in ixgbe_dump()
651 * 82598 Advanced Transmit Descriptor (Write-Back Format) in ixgbe_dump()
652 * +--------------------------------------------------------------+ in ixgbe_dump()
654 * +--------------------------------------------------------------+ in ixgbe_dump()
656 * +--------------------------------------------------------------+ in ixgbe_dump()
660 * +--------------------------------------------------------------+ in ixgbe_dump()
662 * +--------------------------------------------------------------+ in ixgbe_dump()
664 * +--------------------------------------------------------------+ in ixgbe_dump()
667 * 82599+ Advanced Transmit Descriptor (Write-Back Format) in ixgbe_dump()
668 * +--------------------------------------------------------------+ in ixgbe_dump()
670 * +--------------------------------------------------------------+ in ixgbe_dump()
672 * +--------------------------------------------------------------+ in ixgbe_dump()
676 for (n = 0; n < adapter->num_tx_queues; n++) { in ixgbe_dump()
677 ring = adapter->tx_ring[n]; in ixgbe_dump()
678 pr_info("------------------------------------\n"); in ixgbe_dump()
679 pr_info("TX QUEUE INDEX = %d\n", ring->queue_index); in ixgbe_dump()
680 pr_info("------------------------------------\n"); in ixgbe_dump()
683 "[PlPOIdStDDt Ln] [bi->dma ] ", in ixgbe_dump()
684 "leng", "ntw", "timestamp", "bi->skb"); in ixgbe_dump()
686 for (i = 0; ring->desc && (i < ring->count); i++) { in ixgbe_dump()
688 tx_buffer = &ring->tx_buffer_info[i]; in ixgbe_dump()
693 if (i == ring->next_to_use && in ixgbe_dump()
694 i == ring->next_to_clean) in ixgbe_dump()
696 else if (i == ring->next_to_use) in ixgbe_dump()
698 else if (i == ring->next_to_clean) in ixgbe_dump()
704 le64_to_cpu((__force __le64)u0->a), in ixgbe_dump()
705 le64_to_cpu((__force __le64)u0->b), in ixgbe_dump()
708 tx_buffer->next_to_watch, in ixgbe_dump()
709 (u64)tx_buffer->time_stamp, in ixgbe_dump()
710 tx_buffer->skb, in ixgbe_dump()
714 tx_buffer->skb) in ixgbe_dump()
717 tx_buffer->skb->data, in ixgbe_dump()
726 dev_info(&adapter->pdev->dev, "RX Rings Summary\n"); in ixgbe_dump()
728 for (n = 0; n < adapter->num_rx_queues; n++) { in ixgbe_dump()
729 rx_ring = adapter->rx_ring[n]; in ixgbe_dump()
731 n, rx_ring->next_to_use, rx_ring->next_to_clean); in ixgbe_dump()
738 dev_info(&adapter->pdev->dev, "RX Rings Dump\n"); in ixgbe_dump()
744 * +-----------------------------------------------------+ in ixgbe_dump()
746 * +----------------------------------------------+------+ in ixgbe_dump()
748 * +-----------------------------------------------------+ in ixgbe_dump()
751 * 82598 Advanced Receive Descriptor (Write-Back) Format in ixgbe_dump()
754 * +------------------------------------------------------+ in ixgbe_dump()
758 * +------------------------------------------------------+ in ixgbe_dump()
760 * +------------------------------------------------------+ in ixgbe_dump()
765 * +-----------------------------------------------------+ in ixgbe_dump()
767 * +----------------------------------------------+------+ in ixgbe_dump()
769 * +-----------------------------------------------------+ in ixgbe_dump()
772 * 82599+ Advanced Receive Descriptor (Write-Back) Format in ixgbe_dump()
775 * +------------------------------------------------------+ in ixgbe_dump()
776 * 0 |RSS / Frag Checksum|SPH| HDR_LEN |RSC- |Packet| RSS | in ixgbe_dump()
779 * +------------------------------------------------------+ in ixgbe_dump()
781 * +------------------------------------------------------+ in ixgbe_dump()
785 for (n = 0; n < adapter->num_rx_queues; n++) { in ixgbe_dump()
786 rx_ring = adapter->rx_ring[n]; in ixgbe_dump()
787 pr_info("------------------------------------\n"); in ixgbe_dump()
788 pr_info("RX QUEUE INDEX = %d\n", rx_ring->queue_index); in ixgbe_dump()
789 pr_info("------------------------------------\n"); in ixgbe_dump()
792 "[ HeadBuf DD] [bi->dma ] [bi->skb ] ", in ixgbe_dump()
793 "<-- Adv Rx Read format"); in ixgbe_dump()
796 "[vl er S cks ln] ---------------- [bi->skb ] ", in ixgbe_dump()
797 "<-- Adv Rx Write-Back format"); in ixgbe_dump()
799 for (i = 0; i < rx_ring->count; i++) { in ixgbe_dump()
802 if (i == rx_ring->next_to_use) in ixgbe_dump()
804 else if (i == rx_ring->next_to_clean) in ixgbe_dump()
809 rx_buffer_info = &rx_ring->rx_buffer_info[i]; in ixgbe_dump()
812 if (rx_desc->wb.upper.length) { in ixgbe_dump()
814 pr_info("RWB[0x%03X] %016llX %016llX ---------------- %p%s\n", in ixgbe_dump()
816 le64_to_cpu((__force __le64)u0->a), in ixgbe_dump()
817 le64_to_cpu((__force __le64)u0->b), in ixgbe_dump()
818 rx_buffer_info->skb, in ixgbe_dump()
823 le64_to_cpu((__force __le64)u0->a), in ixgbe_dump()
824 le64_to_cpu((__force __le64)u0->b), in ixgbe_dump()
825 (u64)rx_buffer_info->dma, in ixgbe_dump()
826 rx_buffer_info->skb, in ixgbe_dump()
830 rx_buffer_info->dma) { in ixgbe_dump()
833 page_address(rx_buffer_info->page) + in ixgbe_dump()
834 rx_buffer_info->page_offset, in ixgbe_dump()
847 ctrl_ext = IXGBE_READ_REG(&adapter->hw, IXGBE_CTRL_EXT); in ixgbe_release_hw_control()
848 IXGBE_WRITE_REG(&adapter->hw, IXGBE_CTRL_EXT, in ixgbe_release_hw_control()
857 ctrl_ext = IXGBE_READ_REG(&adapter->hw, IXGBE_CTRL_EXT); in ixgbe_get_hw_control()
858 IXGBE_WRITE_REG(&adapter->hw, IXGBE_CTRL_EXT, in ixgbe_get_hw_control()
863 * ixgbe_set_ivar - set the IVAR registers, mapping interrupt causes to vectors
865 * @direction: 0 for Rx, 1 for Tx, -1 for other causes
874 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_set_ivar()
875 switch (hw->mac.type) { in ixgbe_set_ivar()
878 if (direction == -1) in ixgbe_set_ivar()
892 if (direction == -1) { in ixgbe_set_ivar()
896 ivar = IXGBE_READ_REG(&adapter->hw, IXGBE_IVAR_MISC); in ixgbe_set_ivar()
899 IXGBE_WRITE_REG(&adapter->hw, IXGBE_IVAR_MISC, ivar); in ixgbe_set_ivar()
921 switch (adapter->hw.mac.type) { in ixgbe_irq_rearm_queues()
924 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask); in ixgbe_irq_rearm_queues()
933 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS_EX(0), mask); in ixgbe_irq_rearm_queues()
935 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS_EX(1), mask); in ixgbe_irq_rearm_queues()
944 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_update_xoff_rx_lfc()
945 struct ixgbe_hw_stats *hwstats = &adapter->stats; in ixgbe_update_xoff_rx_lfc()
949 if ((hw->fc.current_mode != ixgbe_fc_full) && in ixgbe_update_xoff_rx_lfc()
950 (hw->fc.current_mode != ixgbe_fc_rx_pause)) in ixgbe_update_xoff_rx_lfc()
953 switch (hw->mac.type) { in ixgbe_update_xoff_rx_lfc()
960 hwstats->lxoffrxc += data; in ixgbe_update_xoff_rx_lfc()
966 for (i = 0; i < adapter->num_tx_queues; i++) in ixgbe_update_xoff_rx_lfc()
968 &adapter->tx_ring[i]->state); in ixgbe_update_xoff_rx_lfc()
970 for (i = 0; i < adapter->num_xdp_queues; i++) in ixgbe_update_xoff_rx_lfc()
972 &adapter->xdp_ring[i]->state); in ixgbe_update_xoff_rx_lfc()
977 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_update_xoff_received()
978 struct ixgbe_hw_stats *hwstats = &adapter->stats; in ixgbe_update_xoff_received()
982 bool pfc_en = adapter->dcb_cfg.pfc_mode_enable; in ixgbe_update_xoff_received()
984 if (adapter->ixgbe_ieee_pfc) in ixgbe_update_xoff_received()
985 pfc_en |= !!(adapter->ixgbe_ieee_pfc->pfc_en); in ixgbe_update_xoff_received()
987 if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED) || !pfc_en) { in ixgbe_update_xoff_received()
996 switch (hw->mac.type) { in ixgbe_update_xoff_received()
1003 hwstats->pxoffrxc[i] += pxoffrxc; in ixgbe_update_xoff_received()
1005 tc = netdev_get_prio_tc_map(adapter->netdev, i); in ixgbe_update_xoff_received()
1010 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_update_xoff_received()
1011 struct ixgbe_ring *tx_ring = adapter->tx_ring[i]; in ixgbe_update_xoff_received()
1013 tc = tx_ring->dcb_tc; in ixgbe_update_xoff_received()
1015 clear_bit(__IXGBE_HANG_CHECK_ARMED, &tx_ring->state); in ixgbe_update_xoff_received()
1018 for (i = 0; i < adapter->num_xdp_queues; i++) { in ixgbe_update_xoff_received()
1019 struct ixgbe_ring *xdp_ring = adapter->xdp_ring[i]; in ixgbe_update_xoff_received()
1021 tc = xdp_ring->dcb_tc; in ixgbe_update_xoff_received()
1023 clear_bit(__IXGBE_HANG_CHECK_ARMED, &xdp_ring->state); in ixgbe_update_xoff_received()
1029 return ring->stats.packets; in ixgbe_get_tx_completed()
1036 head = ring->next_to_clean; in ixgbe_get_tx_pending()
1037 tail = ring->next_to_use; in ixgbe_get_tx_pending()
1039 return ((head <= tail) ? tail : tail + ring->count) - head; in ixgbe_get_tx_pending()
1045 u32 tx_done_old = tx_ring->tx_stats.tx_done_old; in ixgbe_check_tx_hang()
1065 &tx_ring->state); in ixgbe_check_tx_hang()
1067 tx_ring->tx_stats.tx_done_old = tx_done; in ixgbe_check_tx_hang()
1069 clear_bit(__IXGBE_HANG_CHECK_ARMED, &tx_ring->state); in ixgbe_check_tx_hang()
1075 * ixgbe_tx_timeout_reset - initiate reset due to Tx timeout
1082 if (!test_bit(__IXGBE_DOWN, &adapter->state)) { in ixgbe_tx_timeout_reset()
1083 set_bit(__IXGBE_RESET_REQUESTED, &adapter->state); in ixgbe_tx_timeout_reset()
1090 * ixgbe_tx_maxrate - callback to set the maximum per-queue bitrate
1099 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_tx_maxrate()
1123 * ixgbe_update_tx_ring_stats - Update Tx ring specific counters
1133 u64_stats_update_begin(&tx_ring->syncp); in ixgbe_update_tx_ring_stats()
1134 tx_ring->stats.bytes += bytes; in ixgbe_update_tx_ring_stats()
1135 tx_ring->stats.packets += pkts; in ixgbe_update_tx_ring_stats()
1136 u64_stats_update_end(&tx_ring->syncp); in ixgbe_update_tx_ring_stats()
1137 q_vector->tx.total_bytes += bytes; in ixgbe_update_tx_ring_stats()
1138 q_vector->tx.total_packets += pkts; in ixgbe_update_tx_ring_stats()
1142 * ixgbe_update_rx_ring_stats - Update Rx ring specific counters
1152 u64_stats_update_begin(&rx_ring->syncp); in ixgbe_update_rx_ring_stats()
1153 rx_ring->stats.bytes += bytes; in ixgbe_update_rx_ring_stats()
1154 rx_ring->stats.packets += pkts; in ixgbe_update_rx_ring_stats()
1155 u64_stats_update_end(&rx_ring->syncp); in ixgbe_update_rx_ring_stats()
1156 q_vector->rx.total_bytes += bytes; in ixgbe_update_rx_ring_stats()
1157 q_vector->rx.total_packets += pkts; in ixgbe_update_rx_ring_stats()
1161 * ixgbe_clean_tx_irq - Reclaim resources after transmit completes
1169 struct ixgbe_adapter *adapter = q_vector->adapter; in ixgbe_clean_tx_irq()
1173 unsigned int budget = q_vector->tx.work_limit; in ixgbe_clean_tx_irq()
1174 unsigned int i = tx_ring->next_to_clean; in ixgbe_clean_tx_irq()
1177 if (test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_clean_tx_irq()
1180 tx_buffer = &tx_ring->tx_buffer_info[i]; in ixgbe_clean_tx_irq()
1182 i -= tx_ring->count; in ixgbe_clean_tx_irq()
1185 union ixgbe_adv_tx_desc *eop_desc = tx_buffer->next_to_watch; in ixgbe_clean_tx_irq()
1195 if (!(eop_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD))) in ixgbe_clean_tx_irq()
1199 tx_buffer->next_to_watch = NULL; in ixgbe_clean_tx_irq()
1202 total_bytes += tx_buffer->bytecount; in ixgbe_clean_tx_irq()
1203 total_packets += tx_buffer->gso_segs; in ixgbe_clean_tx_irq()
1204 if (tx_buffer->tx_flags & IXGBE_TX_FLAGS_IPSEC) in ixgbe_clean_tx_irq()
1209 xdp_return_frame(tx_buffer->xdpf); in ixgbe_clean_tx_irq()
1211 napi_consume_skb(tx_buffer->skb, napi_budget); in ixgbe_clean_tx_irq()
1214 dma_unmap_single(tx_ring->dev, in ixgbe_clean_tx_irq()
1228 i -= tx_ring->count; in ixgbe_clean_tx_irq()
1229 tx_buffer = tx_ring->tx_buffer_info; in ixgbe_clean_tx_irq()
1235 dma_unmap_page(tx_ring->dev, in ixgbe_clean_tx_irq()
1248 i -= tx_ring->count; in ixgbe_clean_tx_irq()
1249 tx_buffer = tx_ring->tx_buffer_info; in ixgbe_clean_tx_irq()
1257 budget--; in ixgbe_clean_tx_irq()
1260 i += tx_ring->count; in ixgbe_clean_tx_irq()
1261 tx_ring->next_to_clean = i; in ixgbe_clean_tx_irq()
1264 adapter->tx_ipsec += total_ipsec; in ixgbe_clean_tx_irq()
1268 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_clean_tx_irq()
1278 tx_ring->queue_index, in ixgbe_clean_tx_irq()
1279 IXGBE_READ_REG(hw, IXGBE_TDH(tx_ring->reg_idx)), in ixgbe_clean_tx_irq()
1280 IXGBE_READ_REG(hw, IXGBE_TDT(tx_ring->reg_idx)), in ixgbe_clean_tx_irq()
1281 tx_ring->next_to_use, i, in ixgbe_clean_tx_irq()
1282 tx_ring->tx_buffer_info[i].time_stamp, jiffies); in ixgbe_clean_tx_irq()
1285 netif_stop_subqueue(tx_ring->netdev, in ixgbe_clean_tx_irq()
1286 tx_ring->queue_index); in ixgbe_clean_tx_irq()
1290 adapter->tx_timeout_count + 1, tx_ring->queue_index); in ixgbe_clean_tx_irq()
1303 txq = netdev_get_tx_queue(tx_ring->netdev, tx_ring->queue_index); in ixgbe_clean_tx_irq()
1307 !netif_carrier_ok(tx_ring->netdev) || in ixgbe_clean_tx_irq()
1308 test_bit(__IXGBE_DOWN, &adapter->state))) in ixgbe_clean_tx_irq()
1309 ++tx_ring->tx_stats.restart_queue; in ixgbe_clean_tx_irq()
1319 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_update_tx_dca()
1323 if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) in ixgbe_update_tx_dca()
1324 txctrl = dca3_get_tag(tx_ring->dev, cpu); in ixgbe_update_tx_dca()
1326 switch (hw->mac.type) { in ixgbe_update_tx_dca()
1328 reg_offset = IXGBE_DCA_TXCTRL(tx_ring->reg_idx); in ixgbe_update_tx_dca()
1332 reg_offset = IXGBE_DCA_TXCTRL_82599(tx_ring->reg_idx); in ixgbe_update_tx_dca()
1356 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_update_rx_dca()
1358 u8 reg_idx = rx_ring->reg_idx; in ixgbe_update_rx_dca()
1360 if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) in ixgbe_update_rx_dca()
1361 rxctrl = dca3_get_tag(rx_ring->dev, cpu); in ixgbe_update_rx_dca()
1363 switch (hw->mac.type) { in ixgbe_update_rx_dca()
1386 struct ixgbe_adapter *adapter = q_vector->adapter; in ixgbe_update_dca()
1390 if (q_vector->cpu == cpu) in ixgbe_update_dca()
1393 ixgbe_for_each_ring(ring, q_vector->tx) in ixgbe_update_dca()
1396 ixgbe_for_each_ring(ring, q_vector->rx) in ixgbe_update_dca()
1399 q_vector->cpu = cpu; in ixgbe_update_dca()
1409 if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) in ixgbe_setup_dca()
1410 IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_CTRL, in ixgbe_setup_dca()
1413 IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_CTRL, in ixgbe_setup_dca()
1416 for (i = 0; i < adapter->num_q_vectors; i++) { in ixgbe_setup_dca()
1417 adapter->q_vector[i]->cpu = -1; in ixgbe_setup_dca()
1418 ixgbe_update_dca(adapter->q_vector[i]); in ixgbe_setup_dca()
1427 if (!(adapter->flags & IXGBE_FLAG_DCA_CAPABLE)) in __ixgbe_notify_dca()
1433 if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) in __ixgbe_notify_dca()
1436 adapter->flags |= IXGBE_FLAG_DCA_ENABLED; in __ixgbe_notify_dca()
1437 IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_CTRL, in __ixgbe_notify_dca()
1443 if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) { in __ixgbe_notify_dca()
1445 adapter->flags &= ~IXGBE_FLAG_DCA_ENABLED; in __ixgbe_notify_dca()
1446 IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_CTRL, in __ixgbe_notify_dca()
1469 if (!(ring->netdev->features & NETIF_F_RXHASH)) in ixgbe_rx_hash()
1472 rss_type = le16_to_cpu(rx_desc->wb.lower.lo_dword.hs_rss.pkt_info) & in ixgbe_rx_hash()
1478 skb_set_hash(skb, le32_to_cpu(rx_desc->wb.lower.hi_dword.rss), in ixgbe_rx_hash()
1485 * ixgbe_rx_is_fcoe - check the rx desc for incoming pkt type
1494 __le16 pkt_info = rx_desc->wb.lower.lo_dword.hs_rss.pkt_info; in ixgbe_rx_is_fcoe()
1496 return test_bit(__IXGBE_RX_FCOE, &ring->state) && in ixgbe_rx_is_fcoe()
1504 * ixgbe_rx_checksum - indicate in skb if hw indicated a good cksum
1513 __le16 pkt_info = rx_desc->wb.lower.lo_dword.hs_rss.pkt_info; in ixgbe_rx_checksum()
1519 if (!(ring->netdev->features & NETIF_F_RXCSUM)) in ixgbe_rx_checksum()
1525 skb->encapsulation = 1; in ixgbe_rx_checksum()
1531 ring->rx_stats.csum_err++; in ixgbe_rx_checksum()
1544 test_bit(__IXGBE_RX_CSUM_UDP_ZERO_ERR, &ring->state)) in ixgbe_rx_checksum()
1547 ring->rx_stats.csum_err++; in ixgbe_rx_checksum()
1552 skb->ip_summed = CHECKSUM_UNNECESSARY; in ixgbe_rx_checksum()
1558 skb->ip_summed = CHECKSUM_NONE; in ixgbe_rx_checksum()
1562 skb->csum_level = 1; in ixgbe_rx_checksum()
1574 struct page *page = bi->page; in ixgbe_alloc_mapped_page()
1584 rx_ring->rx_stats.alloc_rx_page_failed++; in ixgbe_alloc_mapped_page()
1589 dma = dma_map_page_attrs(rx_ring->dev, page, 0, in ixgbe_alloc_mapped_page()
1598 if (dma_mapping_error(rx_ring->dev, dma)) { in ixgbe_alloc_mapped_page()
1601 rx_ring->rx_stats.alloc_rx_page_failed++; in ixgbe_alloc_mapped_page()
1605 bi->dma = dma; in ixgbe_alloc_mapped_page()
1606 bi->page = page; in ixgbe_alloc_mapped_page()
1607 bi->page_offset = rx_ring->rx_offset; in ixgbe_alloc_mapped_page()
1608 page_ref_add(page, USHRT_MAX - 1); in ixgbe_alloc_mapped_page()
1609 bi->pagecnt_bias = USHRT_MAX; in ixgbe_alloc_mapped_page()
1610 rx_ring->rx_stats.alloc_rx_page++; in ixgbe_alloc_mapped_page()
1616 * ixgbe_alloc_rx_buffers - Replace used receive buffers
1624 u16 i = rx_ring->next_to_use; in ixgbe_alloc_rx_buffers()
1632 bi = &rx_ring->rx_buffer_info[i]; in ixgbe_alloc_rx_buffers()
1633 i -= rx_ring->count; in ixgbe_alloc_rx_buffers()
1642 dma_sync_single_range_for_device(rx_ring->dev, bi->dma, in ixgbe_alloc_rx_buffers()
1643 bi->page_offset, bufsz, in ixgbe_alloc_rx_buffers()
1648 * because each write-back erases this info. in ixgbe_alloc_rx_buffers()
1650 rx_desc->read.pkt_addr = cpu_to_le64(bi->dma + bi->page_offset); in ixgbe_alloc_rx_buffers()
1657 bi = rx_ring->rx_buffer_info; in ixgbe_alloc_rx_buffers()
1658 i -= rx_ring->count; in ixgbe_alloc_rx_buffers()
1662 rx_desc->wb.upper.length = 0; in ixgbe_alloc_rx_buffers()
1664 cleaned_count--; in ixgbe_alloc_rx_buffers()
1667 i += rx_ring->count; in ixgbe_alloc_rx_buffers()
1669 if (rx_ring->next_to_use != i) { in ixgbe_alloc_rx_buffers()
1670 rx_ring->next_to_use = i; in ixgbe_alloc_rx_buffers()
1673 rx_ring->next_to_alloc = i; in ixgbe_alloc_rx_buffers()
1677 * applicable for weak-ordered memory model archs, in ixgbe_alloc_rx_buffers()
1678 * such as IA-64). in ixgbe_alloc_rx_buffers()
1681 writel(i, rx_ring->tail); in ixgbe_alloc_rx_buffers()
1690 /* set gso_size to avoid messing up TCP MSS */ in ixgbe_set_rsc_gso_size()
1691 skb_shinfo(skb)->gso_size = DIV_ROUND_UP((skb->len - hdr_len), in ixgbe_set_rsc_gso_size()
1692 IXGBE_CB(skb)->append_cnt); in ixgbe_set_rsc_gso_size()
1693 skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4; in ixgbe_set_rsc_gso_size()
1700 if (!IXGBE_CB(skb)->append_cnt) in ixgbe_update_rsc_stats()
1703 rx_ring->rx_stats.rsc_count += IXGBE_CB(skb)->append_cnt; in ixgbe_update_rsc_stats()
1704 rx_ring->rx_stats.rsc_flush++; in ixgbe_update_rsc_stats()
1709 IXGBE_CB(skb)->append_cnt = 0; in ixgbe_update_rsc_stats()
1713 * ixgbe_process_skb_fields - Populate skb header fields from Rx descriptor
1726 struct net_device *dev = rx_ring->netdev; in ixgbe_process_skb_fields()
1727 u32 flags = rx_ring->q_vector->adapter->flags; in ixgbe_process_skb_fields()
1738 if ((dev->features & NETIF_F_HW_VLAN_CTAG_RX) && in ixgbe_process_skb_fields()
1740 u16 vid = le16_to_cpu(rx_desc->wb.upper.vlan); in ixgbe_process_skb_fields()
1749 skb_record_rx_queue(skb, rx_ring->queue_index); in ixgbe_process_skb_fields()
1751 macvlan_count_rx(netdev_priv(dev), skb->len + ETH_HLEN, true, in ixgbe_process_skb_fields()
1754 skb->protocol = eth_type_trans(skb, dev); in ixgbe_process_skb_fields()
1760 napi_gro_receive(&q_vector->napi, skb); in ixgbe_rx_skb()
1764 * ixgbe_is_non_eop - process handling of non-EOP buffers
1772 * that this is in fact a non-EOP buffer.
1778 u32 ntc = rx_ring->next_to_clean + 1; in ixgbe_is_non_eop()
1781 ntc = (ntc < rx_ring->count) ? ntc : 0; in ixgbe_is_non_eop()
1782 rx_ring->next_to_clean = ntc; in ixgbe_is_non_eop()
1788 __le32 rsc_enabled = rx_desc->wb.lower.lo_dword.data & in ixgbe_is_non_eop()
1795 IXGBE_CB(skb)->append_cnt += rsc_cnt - 1; in ixgbe_is_non_eop()
1798 ntc = le32_to_cpu(rx_desc->wb.upper.status_error); in ixgbe_is_non_eop()
1809 rx_ring->rx_buffer_info[ntc].skb = skb; in ixgbe_is_non_eop()
1810 rx_ring->rx_stats.non_eop_descs++; in ixgbe_is_non_eop()
1816 * ixgbe_pull_tail - ixgbe specific version of skb_pull_tail
1830 skb_frag_t *frag = &skb_shinfo(skb)->frags[0]; in ixgbe_pull_tail()
1843 * 60 bytes if the skb->len is less than 60 for skb_pad. in ixgbe_pull_tail()
1845 pull_len = eth_get_headlen(skb->dev, va, IXGBE_RX_HDR_SIZE); in ixgbe_pull_tail()
1853 skb->data_len -= pull_len; in ixgbe_pull_tail()
1854 skb->tail += pull_len; in ixgbe_pull_tail()
1858 * ixgbe_dma_sync_frag - perform DMA sync for first frag of SKB
1871 unsigned long mask = (unsigned long)ixgbe_rx_pg_size(rx_ring) - 1; in ixgbe_dma_sync_frag()
1872 unsigned long offset = (unsigned long)(skb->data) & mask; in ixgbe_dma_sync_frag()
1874 dma_sync_single_range_for_cpu(rx_ring->dev, in ixgbe_dma_sync_frag()
1875 IXGBE_CB(skb)->dma, in ixgbe_dma_sync_frag()
1880 skb_frag_t *frag = &skb_shinfo(skb)->frags[0]; in ixgbe_dma_sync_frag()
1882 dma_sync_single_range_for_cpu(rx_ring->dev, in ixgbe_dma_sync_frag()
1883 IXGBE_CB(skb)->dma, in ixgbe_dma_sync_frag()
1890 if (unlikely(IXGBE_CB(skb)->page_released)) { in ixgbe_dma_sync_frag()
1891 dma_unmap_page_attrs(rx_ring->dev, IXGBE_CB(skb)->dma, in ixgbe_dma_sync_frag()
1899 * ixgbe_cleanup_headers - Correct corrupted or empty headers
1924 struct net_device *netdev = rx_ring->netdev; in ixgbe_cleanup_headers()
1932 !(netdev->features & NETIF_F_RXALL)))) { in ixgbe_cleanup_headers()
1955 * ixgbe_reuse_rx_page - page flip buffer and store it back on the ring
1965 u16 nta = rx_ring->next_to_alloc; in ixgbe_reuse_rx_page()
1967 new_buff = &rx_ring->rx_buffer_info[nta]; in ixgbe_reuse_rx_page()
1971 rx_ring->next_to_alloc = (nta < rx_ring->count) ? nta : 0; in ixgbe_reuse_rx_page()
1977 new_buff->dma = old_buff->dma; in ixgbe_reuse_rx_page()
1978 new_buff->page = old_buff->page; in ixgbe_reuse_rx_page()
1979 new_buff->page_offset = old_buff->page_offset; in ixgbe_reuse_rx_page()
1980 new_buff->pagecnt_bias = old_buff->pagecnt_bias; in ixgbe_reuse_rx_page()
1986 unsigned int pagecnt_bias = rx_buffer->pagecnt_bias; in ixgbe_can_reuse_rx_page()
1987 struct page *page = rx_buffer->page; in ixgbe_can_reuse_rx_page()
1989 /* avoid re-using remote and pfmemalloc pages */ in ixgbe_can_reuse_rx_page()
1995 if (unlikely((rx_buffer_pgcnt - pagecnt_bias) > 1)) in ixgbe_can_reuse_rx_page()
2004 (SKB_WITH_OVERHEAD(PAGE_SIZE) - IXGBE_RXBUFFER_3K) in ixgbe_can_reuse_rx_page()
2005 if (rx_buffer->page_offset > IXGBE_LAST_OFFSET) in ixgbe_can_reuse_rx_page()
2014 page_ref_add(page, USHRT_MAX - 1); in ixgbe_can_reuse_rx_page()
2015 rx_buffer->pagecnt_bias = USHRT_MAX; in ixgbe_can_reuse_rx_page()
2022 * ixgbe_add_rx_frag - Add contents of Rx buffer to sk_buff
2028 * This function will add the data contained in rx_buffer->page to the skb.
2044 unsigned int truesize = rx_ring->rx_offset ? in ixgbe_add_rx_frag()
2045 SKB_DATA_ALIGN(rx_ring->rx_offset + size) : in ixgbe_add_rx_frag()
2048 skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, rx_buffer->page, in ixgbe_add_rx_frag()
2049 rx_buffer->page_offset, size, truesize); in ixgbe_add_rx_frag()
2051 rx_buffer->page_offset ^= truesize; in ixgbe_add_rx_frag()
2053 rx_buffer->page_offset += truesize; in ixgbe_add_rx_frag()
2065 rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; in ixgbe_get_rx_buffer()
2068 page_count(rx_buffer->page); in ixgbe_get_rx_buffer()
2072 prefetchw(rx_buffer->page); in ixgbe_get_rx_buffer()
2073 *skb = rx_buffer->skb; in ixgbe_get_rx_buffer()
2088 dma_sync_single_range_for_cpu(rx_ring->dev, in ixgbe_get_rx_buffer()
2089 rx_buffer->dma, in ixgbe_get_rx_buffer()
2090 rx_buffer->page_offset, in ixgbe_get_rx_buffer()
2094 rx_buffer->pagecnt_bias--; in ixgbe_get_rx_buffer()
2108 if (skb && IXGBE_CB(skb)->dma == rx_buffer->dma) { in ixgbe_put_rx_buffer()
2110 IXGBE_CB(skb)->page_released = true; in ixgbe_put_rx_buffer()
2113 dma_unmap_page_attrs(rx_ring->dev, rx_buffer->dma, in ixgbe_put_rx_buffer()
2118 __page_frag_cache_drain(rx_buffer->page, in ixgbe_put_rx_buffer()
2119 rx_buffer->pagecnt_bias); in ixgbe_put_rx_buffer()
2123 rx_buffer->page = NULL; in ixgbe_put_rx_buffer()
2124 rx_buffer->skb = NULL; in ixgbe_put_rx_buffer()
2132 unsigned int size = xdp->data_end - xdp->data; in ixgbe_construct_skb()
2136 unsigned int truesize = SKB_DATA_ALIGN(xdp->data_end - in ixgbe_construct_skb()
2137 xdp->data_hard_start); in ixgbe_construct_skb()
2142 net_prefetch(xdp->data); in ixgbe_construct_skb()
2144 /* Note, we get here by enabling legacy-rx via: in ixgbe_construct_skb()
2146 * ethtool --set-priv-flags <dev> legacy-rx on in ixgbe_construct_skb()
2149 * opposed to having legacy-rx off, where we process XDP in ixgbe_construct_skb()
2154 * xdp->data_meta will always point to xdp->data, since in ixgbe_construct_skb()
2156 * change in future for legacy-rx mode on, then lets also in ixgbe_construct_skb()
2157 * add xdp->data_meta handling here. in ixgbe_construct_skb()
2161 skb = napi_alloc_skb(&rx_ring->q_vector->napi, IXGBE_RX_HDR_SIZE); in ixgbe_construct_skb()
2167 IXGBE_CB(skb)->dma = rx_buffer->dma; in ixgbe_construct_skb()
2169 skb_add_rx_frag(skb, 0, rx_buffer->page, in ixgbe_construct_skb()
2170 xdp->data - page_address(rx_buffer->page), in ixgbe_construct_skb()
2173 rx_buffer->page_offset ^= truesize; in ixgbe_construct_skb()
2175 rx_buffer->page_offset += truesize; in ixgbe_construct_skb()
2179 xdp->data, ALIGN(size, sizeof(long))); in ixgbe_construct_skb()
2180 rx_buffer->pagecnt_bias++; in ixgbe_construct_skb()
2191 unsigned int metasize = xdp->data - xdp->data_meta; in ixgbe_build_skb()
2196 SKB_DATA_ALIGN(xdp->data_end - in ixgbe_build_skb()
2197 xdp->data_hard_start); in ixgbe_build_skb()
2201 /* Prefetch first cache line of first page. If xdp->data_meta in ixgbe_build_skb()
2202 * is unused, this points extactly as xdp->data, otherwise we in ixgbe_build_skb()
2206 net_prefetch(xdp->data_meta); in ixgbe_build_skb()
2209 skb = napi_build_skb(xdp->data_hard_start, truesize); in ixgbe_build_skb()
2214 skb_reserve(skb, xdp->data - xdp->data_hard_start); in ixgbe_build_skb()
2215 __skb_put(skb, xdp->data_end - xdp->data); in ixgbe_build_skb()
2221 IXGBE_CB(skb)->dma = rx_buffer->dma; in ixgbe_build_skb()
2225 rx_buffer->page_offset ^= truesize; in ixgbe_build_skb()
2227 rx_buffer->page_offset += truesize; in ixgbe_build_skb()
2243 xdp_prog = READ_ONCE(rx_ring->xdp_prog); in ixgbe_run_xdp()
2248 prefetchw(xdp->data_hard_start); /* xdp_frame write */ in ixgbe_run_xdp()
2260 spin_lock(&ring->tx_lock); in ixgbe_run_xdp()
2263 spin_unlock(&ring->tx_lock); in ixgbe_run_xdp()
2268 err = xdp_do_redirect(adapter->netdev, xdp, xdp_prog); in ixgbe_run_xdp()
2274 bpf_warn_invalid_xdp_action(rx_ring->netdev, xdp_prog, act); in ixgbe_run_xdp()
2278 trace_xdp_exception(rx_ring->netdev, xdp_prog, act); in ixgbe_run_xdp()
2294 truesize = ixgbe_rx_pg_size(rx_ring) / 2; /* Must be power-of-2 */ in ixgbe_rx_frame_truesize()
2296 truesize = rx_ring->rx_offset ? in ixgbe_rx_frame_truesize()
2297 SKB_DATA_ALIGN(rx_ring->rx_offset + size) + in ixgbe_rx_frame_truesize()
2310 rx_buffer->page_offset ^= truesize; in ixgbe_rx_buffer_flip()
2312 rx_buffer->page_offset += truesize; in ixgbe_rx_buffer_flip()
2317 * ixgbe_clean_rx_irq - Clean completed descriptors from Rx ring - bounce buf
2334 struct ixgbe_adapter *adapter = q_vector->adapter; in ixgbe_clean_rx_irq()
2337 unsigned int mss = 0; in ixgbe_clean_rx_irq() local
2340 unsigned int offset = rx_ring->rx_offset; in ixgbe_clean_rx_irq()
2349 xdp_init_buff(&xdp, frame_sz, &rx_ring->xdp_rxq); in ixgbe_clean_rx_irq()
2364 rx_desc = IXGBE_RX_DESC(rx_ring, rx_ring->next_to_clean); in ixgbe_clean_rx_irq()
2365 size = le16_to_cpu(rx_desc->wb.upper.length); in ixgbe_clean_rx_irq()
2381 hard_start = page_address(rx_buffer->page) + in ixgbe_clean_rx_irq()
2382 rx_buffer->page_offset - offset; in ixgbe_clean_rx_irq()
2397 rx_buffer->pagecnt_bias++; in ixgbe_clean_rx_irq()
2413 rx_ring->rx_stats.alloc_rx_buff_failed++; in ixgbe_clean_rx_irq()
2414 rx_buffer->pagecnt_bias++; in ixgbe_clean_rx_irq()
2430 total_rx_bytes += skb->len; in ixgbe_clean_rx_irq()
2441 if (!mss) { in ixgbe_clean_rx_irq()
2442 mss = rx_ring->netdev->mtu - in ixgbe_clean_rx_irq()
2443 sizeof(struct fcoe_hdr) - in ixgbe_clean_rx_irq()
2444 sizeof(struct fc_frame_header) - in ixgbe_clean_rx_irq()
2446 if (mss > 512) in ixgbe_clean_rx_irq()
2447 mss &= ~511; in ixgbe_clean_rx_irq()
2451 mss); in ixgbe_clean_rx_irq()
2482 * ixgbe_configure_msix - Configure MSI-X hardware
2485 * ixgbe_configure_msix sets up the hardware to properly generate MSI-X
2495 if (adapter->num_vfs > 32) { in ixgbe_configure_msix()
2496 u32 eitrsel = BIT(adapter->num_vfs - 32) - 1; in ixgbe_configure_msix()
2497 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EITRSEL, eitrsel); in ixgbe_configure_msix()
2504 for (v_idx = 0; v_idx < adapter->num_q_vectors; v_idx++) { in ixgbe_configure_msix()
2506 q_vector = adapter->q_vector[v_idx]; in ixgbe_configure_msix()
2508 ixgbe_for_each_ring(ring, q_vector->rx) in ixgbe_configure_msix()
2509 ixgbe_set_ivar(adapter, 0, ring->reg_idx, v_idx); in ixgbe_configure_msix()
2511 ixgbe_for_each_ring(ring, q_vector->tx) in ixgbe_configure_msix()
2512 ixgbe_set_ivar(adapter, 1, ring->reg_idx, v_idx); in ixgbe_configure_msix()
2517 switch (adapter->hw.mac.type) { in ixgbe_configure_msix()
2519 ixgbe_set_ivar(adapter, -1, IXGBE_IVAR_OTHER_CAUSES_INDEX, in ixgbe_configure_msix()
2528 ixgbe_set_ivar(adapter, -1, 1, v_idx); in ixgbe_configure_msix()
2533 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EITR(v_idx), 1950); in ixgbe_configure_msix()
2541 if (adapter->hw.mac.type == ixgbe_mac_e610) in ixgbe_configure_msix()
2544 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIAC, mask); in ixgbe_configure_msix()
2548 * ixgbe_update_itr - update the dynamic ITR value based on statistics
2571 if (!ring_container->ring) in ixgbe_update_itr()
2574 /* If we didn't update within up to 1 - 2 jiffies we can assume in ixgbe_update_itr()
2579 if (time_after(next_update, ring_container->next_update)) in ixgbe_update_itr()
2582 packets = ring_container->total_packets; in ixgbe_update_itr()
2593 itr = (q_vector->itr >> 2) + IXGBE_ITR_ADAPTIVE_MIN_INC; in ixgbe_update_itr()
2596 itr += ring_container->itr & IXGBE_ITR_ADAPTIVE_LATENCY; in ixgbe_update_itr()
2600 bytes = ring_container->total_bytes; in ixgbe_update_itr()
2616 itr = (q_vector->itr >> 2) + IXGBE_ITR_ADAPTIVE_MIN_INC; in ixgbe_update_itr()
2626 itr = q_vector->itr >> 2; in ixgbe_update_itr()
2635 itr = q_vector->itr >> 3; in ixgbe_update_itr()
2705 switch (q_vector->adapter->link_speed) { in ixgbe_update_itr()
2726 ring_container->itr = itr; in ixgbe_update_itr()
2729 ring_container->next_update = next_update + 1; in ixgbe_update_itr()
2731 ring_container->total_bytes = 0; in ixgbe_update_itr()
2732 ring_container->total_packets = 0; in ixgbe_update_itr()
2736 * ixgbe_write_eitr - write EITR register in hardware specific way
2745 struct ixgbe_adapter *adapter = q_vector->adapter; in ixgbe_write_eitr()
2746 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_write_eitr()
2747 int v_idx = q_vector->v_idx; in ixgbe_write_eitr()
2748 u32 itr_reg = q_vector->itr & IXGBE_MAX_EITR; in ixgbe_write_eitr()
2750 switch (adapter->hw.mac.type) { in ixgbe_write_eitr()
2777 ixgbe_update_itr(q_vector, &q_vector->tx); in ixgbe_set_itr()
2778 ixgbe_update_itr(q_vector, &q_vector->rx); in ixgbe_set_itr()
2781 new_itr = min(q_vector->rx.itr, q_vector->tx.itr); in ixgbe_set_itr()
2787 if (new_itr != q_vector->itr) { in ixgbe_set_itr()
2789 q_vector->itr = new_itr; in ixgbe_set_itr()
2796 * ixgbe_check_overtemp_subtask - check for over temperature
2801 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_overtemp_subtask()
2802 u32 eicr = adapter->interrupt_event; in ixgbe_check_overtemp_subtask()
2804 if (test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_check_overtemp_subtask()
2807 if (!(adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_EVENT)) in ixgbe_check_overtemp_subtask()
2810 adapter->flags2 &= ~IXGBE_FLAG2_TEMP_SENSOR_EVENT; in ixgbe_check_overtemp_subtask()
2812 switch (hw->device_id) { in ixgbe_check_overtemp_subtask()
2817 * - This interrupt wasn't for our port. in ixgbe_check_overtemp_subtask()
2818 * - We may have missed the interrupt so always have to in ixgbe_check_overtemp_subtask()
2825 if (!(eicr & IXGBE_EICR_LSC) && hw->mac.ops.check_link) { in ixgbe_check_overtemp_subtask()
2829 hw->mac.ops.check_link(hw, &speed, &link_up, false); in ixgbe_check_overtemp_subtask()
2836 if (!hw->phy.ops.check_overtemp(hw)) in ixgbe_check_overtemp_subtask()
2842 if (!hw->phy.ops.check_overtemp(hw)) in ixgbe_check_overtemp_subtask()
2846 if (adapter->hw.mac.type >= ixgbe_mac_X540) in ixgbe_check_overtemp_subtask()
2854 adapter->interrupt_event = 0; in ixgbe_check_overtemp_subtask()
2859 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_fan_failure()
2861 if ((adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) && in ixgbe_check_fan_failure()
2871 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_overtemp_event()
2873 if (!(adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE)) in ixgbe_check_overtemp_event()
2876 switch (adapter->hw.mac.type) { in ixgbe_check_overtemp_event()
2884 (!test_bit(__IXGBE_DOWN, &adapter->state))) { in ixgbe_check_overtemp_event()
2885 adapter->interrupt_event = eicr; in ixgbe_check_overtemp_event()
2886 adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_EVENT; in ixgbe_check_overtemp_event()
2893 adapter->interrupt_event = eicr; in ixgbe_check_overtemp_event()
2894 adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_EVENT; in ixgbe_check_overtemp_event()
2896 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, in ixgbe_check_overtemp_event()
2898 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICR, in ixgbe_check_overtemp_event()
2916 switch (hw->mac.type) { in ixgbe_is_sfp()
2918 if (hw->phy.type == ixgbe_phy_nl) in ixgbe_is_sfp()
2924 switch (hw->mac.ops.get_media_type(hw)) { in ixgbe_is_sfp()
2938 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_sfp_event()
2945 if (hw->mac.type >= ixgbe_mac_X540) in ixgbe_check_sfp_event()
2951 if (!test_bit(__IXGBE_DOWN, &adapter->state)) { in ixgbe_check_sfp_event()
2952 adapter->flags2 |= IXGBE_FLAG2_SFP_NEEDS_RESET; in ixgbe_check_sfp_event()
2953 adapter->sfp_poll_time = 0; in ixgbe_check_sfp_event()
2958 if (adapter->hw.mac.type == ixgbe_mac_82599EB && in ixgbe_check_sfp_event()
2962 if (!test_bit(__IXGBE_DOWN, &adapter->state)) { in ixgbe_check_sfp_event()
2963 adapter->flags |= IXGBE_FLAG_NEED_LINK_CONFIG; in ixgbe_check_sfp_event()
2971 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_lsc()
2973 adapter->lsc_int++; in ixgbe_check_lsc()
2974 adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; in ixgbe_check_lsc()
2975 adapter->link_check_timeout = jiffies; in ixgbe_check_lsc()
2976 if (!test_bit(__IXGBE_DOWN, &adapter->state)) { in ixgbe_check_lsc()
2984 * ixgbe_check_phy_fw_load - check if PHY FW load failed
2994 adapter->flags2 &= ~IXGBE_FLAG2_PHY_FW_LOAD_FAILED; in ixgbe_check_phy_fw_load()
2998 if (adapter->flags2 & IXGBE_FLAG2_PHY_FW_LOAD_FAILED) in ixgbe_check_phy_fw_load()
3002 …netdev_err(adapter->netdev, "Device failed to load the FW for the external PHY. Please download an… in ixgbe_check_phy_fw_load()
3003 adapter->flags2 |= IXGBE_FLAG2_PHY_FW_LOAD_FAILED; in ixgbe_check_phy_fw_load()
3008 * ixgbe_check_module_power - check module power level
3021 adapter->flags2 &= ~IXGBE_FLAG2_MOD_POWER_UNSUPPORTED; in ixgbe_check_module_power()
3028 if (adapter->flags2 & IXGBE_FLAG2_MOD_POWER_UNSUPPORTED) in ixgbe_check_module_power()
3032 …netdev_err(adapter->netdev, "The installed module is incompatible with the device's NVM image. Can… in ixgbe_check_module_power()
3033 adapter->flags2 |= IXGBE_FLAG2_MOD_POWER_UNSUPPORTED; in ixgbe_check_module_power()
3035 …netdev_err(adapter->netdev, "The module's power requirements exceed the device's power supply. Can… in ixgbe_check_module_power()
3036 adapter->flags2 |= IXGBE_FLAG2_MOD_POWER_UNSUPPORTED; in ixgbe_check_module_power()
3041 * ixgbe_check_link_cfg_err - check if link configuration failed
3056 * ixgbe_process_link_status_event - process the link event
3067 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_process_link_status_event()
3070 /* Update the link info structures and re-enable link events, in ixgbe_process_link_status_event()
3076 status, hw->aci.last_status); in ixgbe_process_link_status_event()
3078 ixgbe_check_link_cfg_err(adapter, hw->link.link_info.link_cfg_err); in ixgbe_process_link_status_event()
3083 if (hw->link.link_info.link_info & IXGBE_ACI_LINK_UP) in ixgbe_process_link_status_event()
3087 if (!(adapter->flags2 & IXGBE_FLAG2_NO_MEDIA) && in ixgbe_process_link_status_event()
3088 !(hw->link.link_info.link_info & IXGBE_ACI_MEDIA_AVAILABLE)) in ixgbe_process_link_status_event()
3089 adapter->flags2 |= IXGBE_FLAG2_NO_MEDIA; in ixgbe_process_link_status_event()
3091 if (link_up == adapter->link_up && in ixgbe_process_link_status_event()
3092 link_up == netif_carrier_ok(adapter->netdev) && in ixgbe_process_link_status_event()
3093 link_speed == adapter->link_speed) in ixgbe_process_link_status_event()
3096 adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; in ixgbe_process_link_status_event()
3097 adapter->link_check_timeout = jiffies; in ixgbe_process_link_status_event()
3109 * ixgbe_handle_link_status_event - handle link status event via ACI
3121 link_data = (struct ixgbe_aci_cmd_get_link_status_data *)e->msg_buf; in ixgbe_handle_link_status_event()
3123 link_up = !!(link_data->link_info & IXGBE_ACI_LINK_UP); in ixgbe_handle_link_status_event()
3124 link_speed = le16_to_cpu(link_data->link_speed); in ixgbe_handle_link_status_event()
3131 * ixgbe_schedule_fw_event - schedule Firmware event
3139 if (!test_bit(__IXGBE_DOWN, &adapter->state) && in ixgbe_schedule_fw_event()
3140 !test_bit(__IXGBE_REMOVING, &adapter->state) && in ixgbe_schedule_fw_event()
3141 !test_bit(__IXGBE_RESETTING, &adapter->state)) { in ixgbe_schedule_fw_event()
3142 adapter->flags2 |= IXGBE_FLAG2_FW_ASYNC_EVENT; in ixgbe_schedule_fw_event()
3148 * ixgbe_aci_event_cleanup - release msg_buf memory
3155 kfree(event->msg_buf); in ixgbe_aci_event_cleanup()
3159 * ixgbe_handle_fw_event - handle Firmware event
3168 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_handle_fw_event()
3172 if (adapter->flags2 & IXGBE_FLAG2_FW_ASYNC_EVENT) in ixgbe_handle_fw_event()
3173 adapter->flags2 &= ~IXGBE_FLAG2_FW_ASYNC_EVENT; in ixgbe_handle_fw_event()
3198 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_irq_enable_queues()
3201 switch (hw->mac.type) { in ixgbe_irq_enable_queues()
3226 * ixgbe_irq_enable - Enable default interrupt generation settings
3234 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_irq_enable()
3238 if (adapter->flags & IXGBE_FLAG_NEED_LINK_UPDATE) in ixgbe_irq_enable()
3241 if (adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE) in ixgbe_irq_enable()
3242 switch (adapter->hw.mac.type) { in ixgbe_irq_enable()
3255 if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) in ixgbe_irq_enable()
3257 switch (adapter->hw.mac.type) { in ixgbe_irq_enable()
3269 if (adapter->hw.device_id == IXGBE_DEV_ID_X550EM_X_SFP || in ixgbe_irq_enable()
3270 adapter->hw.device_id == IXGBE_DEV_ID_X550EM_A_SFP || in ixgbe_irq_enable()
3271 adapter->hw.device_id == IXGBE_DEV_ID_X550EM_A_SFP_N) in ixgbe_irq_enable()
3272 mask |= IXGBE_EIMS_GPI_SDP0(&adapter->hw); in ixgbe_irq_enable()
3273 if (adapter->hw.phy.type == ixgbe_phy_x550em_ext_t) in ixgbe_irq_enable()
3282 if ((adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) && in ixgbe_irq_enable()
3283 !(adapter->flags2 & IXGBE_FLAG2_FDIR_REQUIRES_REINIT)) in ixgbe_irq_enable()
3286 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask); in ixgbe_irq_enable()
3290 IXGBE_WRITE_FLUSH(&adapter->hw); in ixgbe_irq_enable()
3296 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_msix_other()
3300 * Workaround for Silicon errata. Use clear-by-write instead in ixgbe_msix_other()
3301 * of clear-by-read. Reading with EICS will return the in ixgbe_msix_other()
3327 switch (hw->mac.type) { in ixgbe_msix_other()
3334 if (hw->phy.type == ixgbe_phy_x550em_ext_t && in ixgbe_msix_other()
3336 adapter->flags2 |= IXGBE_FLAG2_PHY_INTERRUPT; in ixgbe_msix_other()
3343 set_bit(__IXGBE_RESET_REQUESTED, &adapter->state); in ixgbe_msix_other()
3351 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_msix_other()
3352 struct ixgbe_ring *ring = adapter->tx_ring[i]; in ixgbe_msix_other()
3354 &ring->state)) in ixgbe_msix_other()
3360 adapter->flags2 |= IXGBE_FLAG2_FDIR_REQUIRES_REINIT; in ixgbe_msix_other()
3376 /* re-enable the original interrupt state, no lsc, no queues */ in ixgbe_msix_other()
3377 if (!test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_msix_other()
3389 if (q_vector->rx.ring || q_vector->tx.ring) in ixgbe_msix_clean_rings()
3390 napi_schedule_irqoff(&q_vector->napi); in ixgbe_msix_clean_rings()
3396 * ixgbe_poll - NAPI Rx polling callback
3406 struct ixgbe_adapter *adapter = q_vector->adapter; in ixgbe_poll()
3412 if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) in ixgbe_poll()
3416 ixgbe_for_each_ring(ring, q_vector->tx) { in ixgbe_poll()
3417 bool wd = ring->xsk_pool ? in ixgbe_poll()
3431 if (q_vector->rx.count > 1) in ixgbe_poll()
3432 per_ring_budget = max(budget/q_vector->rx.count, 1); in ixgbe_poll()
3436 ixgbe_for_each_ring(ring, q_vector->rx) { in ixgbe_poll()
3437 int cleaned = ring->xsk_pool ? in ixgbe_poll()
3454 if (adapter->rx_itr_setting & 1) in ixgbe_poll()
3456 if (!test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_poll()
3458 BIT_ULL(q_vector->v_idx)); in ixgbe_poll()
3461 return min(work_done, budget - 1); in ixgbe_poll()
3465 * ixgbe_request_msix_irqs - Initialize MSI-X interrupts
3468 * ixgbe_request_msix_irqs allocates MSI-X vectors and requests
3473 struct net_device *netdev = adapter->netdev; in ixgbe_request_msix_irqs()
3477 for (vector = 0; vector < adapter->num_q_vectors; vector++) { in ixgbe_request_msix_irqs()
3478 struct ixgbe_q_vector *q_vector = adapter->q_vector[vector]; in ixgbe_request_msix_irqs()
3479 struct msix_entry *entry = &adapter->msix_entries[vector]; in ixgbe_request_msix_irqs()
3481 if (q_vector->tx.ring && q_vector->rx.ring) { in ixgbe_request_msix_irqs()
3482 snprintf(q_vector->name, sizeof(q_vector->name), in ixgbe_request_msix_irqs()
3483 "%s-TxRx-%u", netdev->name, ri++); in ixgbe_request_msix_irqs()
3485 } else if (q_vector->rx.ring) { in ixgbe_request_msix_irqs()
3486 snprintf(q_vector->name, sizeof(q_vector->name), in ixgbe_request_msix_irqs()
3487 "%s-rx-%u", netdev->name, ri++); in ixgbe_request_msix_irqs()
3488 } else if (q_vector->tx.ring) { in ixgbe_request_msix_irqs()
3489 snprintf(q_vector->name, sizeof(q_vector->name), in ixgbe_request_msix_irqs()
3490 "%s-tx-%u", netdev->name, ti++); in ixgbe_request_msix_irqs()
3495 err = request_irq(entry->vector, &ixgbe_msix_clean_rings, 0, in ixgbe_request_msix_irqs()
3496 q_vector->name, q_vector); in ixgbe_request_msix_irqs()
3503 if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) { in ixgbe_request_msix_irqs()
3505 irq_update_affinity_hint(entry->vector, in ixgbe_request_msix_irqs()
3506 &q_vector->affinity_mask); in ixgbe_request_msix_irqs()
3510 err = request_irq(adapter->msix_entries[vector].vector, in ixgbe_request_msix_irqs()
3511 ixgbe_msix_other, 0, netdev->name, adapter); in ixgbe_request_msix_irqs()
3521 vector--; in ixgbe_request_msix_irqs()
3522 irq_update_affinity_hint(adapter->msix_entries[vector].vector, in ixgbe_request_msix_irqs()
3524 free_irq(adapter->msix_entries[vector].vector, in ixgbe_request_msix_irqs()
3525 adapter->q_vector[vector]); in ixgbe_request_msix_irqs()
3527 adapter->flags &= ~IXGBE_FLAG_MSIX_ENABLED; in ixgbe_request_msix_irqs()
3528 pci_disable_msix(adapter->pdev); in ixgbe_request_msix_irqs()
3529 kfree(adapter->msix_entries); in ixgbe_request_msix_irqs()
3530 adapter->msix_entries = NULL; in ixgbe_request_msix_irqs()
3535 * ixgbe_intr - legacy mode Interrupt Handler
3542 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_intr()
3543 struct ixgbe_q_vector *q_vector = adapter->q_vector[0]; in ixgbe_intr()
3552 /* for NAPI, using EIAM to auto-mask tx/rx interrupt bits on read in ixgbe_intr()
3563 if (!test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_intr()
3574 switch (hw->mac.type) { in ixgbe_intr()
3585 set_bit(__IXGBE_RESET_REQUESTED, &adapter->state); in ixgbe_intr()
3600 napi_schedule_irqoff(&q_vector->napi); in ixgbe_intr()
3603 * re-enable link(maybe) and non-queue interrupts, no flush. in ixgbe_intr()
3604 * ixgbe_poll will re-enable the queue interrupts in ixgbe_intr()
3606 if (!test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_intr()
3613 * ixgbe_request_irq - initialize interrupts
3621 struct net_device *netdev = adapter->netdev; in ixgbe_request_irq()
3624 if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) in ixgbe_request_irq()
3626 else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) in ixgbe_request_irq()
3627 err = request_irq(adapter->pdev->irq, ixgbe_intr, 0, in ixgbe_request_irq()
3628 netdev->name, adapter); in ixgbe_request_irq()
3630 err = request_irq(adapter->pdev->irq, ixgbe_intr, IRQF_SHARED, in ixgbe_request_irq()
3631 netdev->name, adapter); in ixgbe_request_irq()
3643 if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) { in ixgbe_free_irq()
3644 free_irq(adapter->pdev->irq, adapter); in ixgbe_free_irq()
3648 if (!adapter->msix_entries) in ixgbe_free_irq()
3651 for (vector = 0; vector < adapter->num_q_vectors; vector++) { in ixgbe_free_irq()
3652 struct ixgbe_q_vector *q_vector = adapter->q_vector[vector]; in ixgbe_free_irq()
3653 struct msix_entry *entry = &adapter->msix_entries[vector]; in ixgbe_free_irq()
3656 if (!q_vector->rx.ring && !q_vector->tx.ring) in ixgbe_free_irq()
3660 irq_update_affinity_hint(entry->vector, NULL); in ixgbe_free_irq()
3662 free_irq(entry->vector, q_vector); in ixgbe_free_irq()
3665 free_irq(adapter->msix_entries[vector].vector, adapter); in ixgbe_free_irq()
3669 * ixgbe_irq_disable - Mask off interrupt generation on the NIC
3674 switch (adapter->hw.mac.type) { in ixgbe_irq_disable()
3676 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, ~0); in ixgbe_irq_disable()
3684 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFF0000); in ixgbe_irq_disable()
3685 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(0), ~0); in ixgbe_irq_disable()
3686 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(1), ~0); in ixgbe_irq_disable()
3691 IXGBE_WRITE_FLUSH(&adapter->hw); in ixgbe_irq_disable()
3692 if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { in ixgbe_irq_disable()
3695 for (vector = 0; vector < adapter->num_q_vectors; vector++) in ixgbe_irq_disable()
3696 synchronize_irq(adapter->msix_entries[vector].vector); in ixgbe_irq_disable()
3698 synchronize_irq(adapter->msix_entries[vector++].vector); in ixgbe_irq_disable()
3700 synchronize_irq(adapter->pdev->irq); in ixgbe_irq_disable()
3705 * ixgbe_configure_msi_and_legacy - Initialize PIN (INTA...) and MSI interrupts
3711 struct ixgbe_q_vector *q_vector = adapter->q_vector[0]; in ixgbe_configure_msi_and_legacy()
3722 * ixgbe_configure_tx_ring - Configure 8259x Tx ring after Reset
3731 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_tx_ring()
3732 u64 tdba = ring->dma; in ixgbe_configure_tx_ring()
3735 u8 reg_idx = ring->reg_idx; in ixgbe_configure_tx_ring()
3737 ring->xsk_pool = NULL; in ixgbe_configure_tx_ring()
3739 ring->xsk_pool = ixgbe_xsk_pool(adapter, ring); in ixgbe_configure_tx_ring()
3749 ring->count * sizeof(union ixgbe_adv_tx_desc)); in ixgbe_configure_tx_ring()
3752 ring->tail = adapter->io_addr + IXGBE_TDT(reg_idx); in ixgbe_configure_tx_ring()
3757 * - ITR is 0 as it could cause false TX hangs in ixgbe_configure_tx_ring()
3758 * - ITR is set to > 100k int/sec and BQL is enabled in ixgbe_configure_tx_ring()
3764 if (!ring->q_vector || (ring->q_vector->itr < IXGBE_100K_ITR)) in ixgbe_configure_tx_ring()
3777 if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) { in ixgbe_configure_tx_ring()
3778 ring->atr_sample_rate = adapter->atr_sample_rate; in ixgbe_configure_tx_ring()
3779 ring->atr_count = 0; in ixgbe_configure_tx_ring()
3780 set_bit(__IXGBE_TX_FDIR_INIT_DONE, &ring->state); in ixgbe_configure_tx_ring()
3782 ring->atr_sample_rate = 0; in ixgbe_configure_tx_ring()
3786 if (!test_and_set_bit(__IXGBE_TX_XPS_INIT_DONE, &ring->state)) { in ixgbe_configure_tx_ring()
3787 struct ixgbe_q_vector *q_vector = ring->q_vector; in ixgbe_configure_tx_ring()
3790 netif_set_xps_queue(ring->netdev, in ixgbe_configure_tx_ring()
3791 &q_vector->affinity_mask, in ixgbe_configure_tx_ring()
3792 ring->queue_index); in ixgbe_configure_tx_ring()
3795 clear_bit(__IXGBE_HANG_CHECK_ARMED, &ring->state); in ixgbe_configure_tx_ring()
3798 memset(ring->tx_buffer_info, 0, in ixgbe_configure_tx_ring()
3799 sizeof(struct ixgbe_tx_buffer) * ring->count); in ixgbe_configure_tx_ring()
3805 if (hw->mac.type == ixgbe_mac_82598EB && in ixgbe_configure_tx_ring()
3813 } while (--wait_loop && !(txdctl & IXGBE_TXDCTL_ENABLE)); in ixgbe_configure_tx_ring()
3820 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_setup_mtqc()
3822 u8 tcs = adapter->hw_tcs; in ixgbe_setup_mtqc()
3824 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_setup_mtqc()
3833 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { in ixgbe_setup_mtqc()
3839 else if (adapter->ring_feature[RING_F_VMDQ].mask == in ixgbe_setup_mtqc()
3850 u8 max_txq = adapter->num_tx_queues + in ixgbe_setup_mtqc()
3851 adapter->num_xdp_queues; in ixgbe_setup_mtqc()
3868 /* re-enable the arbiter */ in ixgbe_setup_mtqc()
3874 * ixgbe_configure_tx - Configure 8259x Transmit Unit after Reset
3881 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_tx()
3887 if (hw->mac.type != ixgbe_mac_82598EB) { in ixgbe_configure_tx()
3895 for (i = 0; i < adapter->num_tx_queues; i++) in ixgbe_configure_tx()
3896 ixgbe_configure_tx_ring(adapter, adapter->tx_ring[i]); in ixgbe_configure_tx()
3897 for (i = 0; i < adapter->num_xdp_queues; i++) in ixgbe_configure_tx()
3898 ixgbe_configure_tx_ring(adapter, adapter->xdp_ring[i]); in ixgbe_configure_tx()
3904 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_enable_rx_drop()
3905 u8 reg_idx = ring->reg_idx; in ixgbe_enable_rx_drop()
3916 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_disable_rx_drop()
3917 u8 reg_idx = ring->reg_idx; in ixgbe_disable_rx_drop()
3932 bool pfc_en = adapter->dcb_cfg.pfc_mode_enable; in ixgbe_set_rx_drop_en()
3934 if (adapter->ixgbe_ieee_pfc) in ixgbe_set_rx_drop_en()
3935 pfc_en |= !!(adapter->ixgbe_ieee_pfc->pfc_en); in ixgbe_set_rx_drop_en()
3939 * SR-IOV is enabled in ixgbe_set_rx_drop_en()
3946 if (adapter->num_vfs || (adapter->num_rx_queues > 1 && in ixgbe_set_rx_drop_en()
3947 !(adapter->hw.fc.current_mode & ixgbe_fc_tx_pause) && !pfc_en)) { in ixgbe_set_rx_drop_en()
3948 for (i = 0; i < adapter->num_rx_queues; i++) in ixgbe_set_rx_drop_en()
3949 ixgbe_enable_rx_drop(adapter, adapter->rx_ring[i]); in ixgbe_set_rx_drop_en()
3951 for (i = 0; i < adapter->num_rx_queues; i++) in ixgbe_set_rx_drop_en()
3952 ixgbe_disable_rx_drop(adapter, adapter->rx_ring[i]); in ixgbe_set_rx_drop_en()
3961 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_srrctl()
3963 u8 reg_idx = rx_ring->reg_idx; in ixgbe_configure_srrctl()
3965 if (hw->mac.type == ixgbe_mac_82598EB) { in ixgbe_configure_srrctl()
3966 u16 mask = adapter->ring_feature[RING_F_RSS].mask; in ixgbe_configure_srrctl()
3979 if (rx_ring->xsk_pool) { in ixgbe_configure_srrctl()
3980 u32 xsk_buf_len = xsk_pool_get_rx_frame_size(rx_ring->xsk_pool); in ixgbe_configure_srrctl()
3990 if (hw->mac.type != ixgbe_mac_82599EB) in ixgbe_configure_srrctl()
3994 } else if (test_bit(__IXGBE_RX_3K_BUFFER, &rx_ring->state)) { in ixgbe_configure_srrctl()
4007 * ixgbe_rss_indir_tbl_entries - Return RSS indirection table entries
4010 * - 82598/82599/X540: 128
4011 * - X550(non-SRIOV mode): 512
4012 * - X550(SRIOV mode): 64
4016 if (adapter->hw.mac.type < ixgbe_mac_X550) in ixgbe_rss_indir_tbl_entries()
4018 else if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) in ixgbe_rss_indir_tbl_entries()
4025 * ixgbe_store_key - Write the RSS key to HW
4032 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_store_key()
4036 IXGBE_WRITE_REG(hw, IXGBE_RSSRK(i), adapter->rss_key[i]); in ixgbe_store_key()
4040 * ixgbe_init_rss_key - Initialize adapter RSS key
4049 if (!adapter->rss_key) { in ixgbe_init_rss_key()
4052 return -ENOMEM; in ixgbe_init_rss_key()
4055 adapter->rss_key = rss_key; in ixgbe_init_rss_key()
4062 * ixgbe_store_reta - Write the RETA table to HW
4070 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_store_reta()
4073 u8 *indir_tbl = adapter->rss_indir_tbl; in ixgbe_store_reta()
4076 * - 82598: 8 bit wide entries containing pair of 4 bit RSS in ixgbe_store_reta()
4078 * - 82599/X540: 8 bit wide entries containing 4 bit RSS index in ixgbe_store_reta()
4079 * - X550: 8 bit wide entries containing 6 bit RSS index in ixgbe_store_reta()
4081 if (adapter->hw.mac.type == ixgbe_mac_82598EB) in ixgbe_store_reta()
4093 IXGBE_WRITE_REG(hw, IXGBE_ERETA((i >> 2) - 32), in ixgbe_store_reta()
4101 * ixgbe_store_vfreta - Write the RETA table to HW (x550 devices in SRIOV mode)
4109 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_store_vfreta()
4114 u16 pool = adapter->num_rx_pools; in ixgbe_store_vfreta()
4116 vfreta |= (u32)adapter->rss_indir_tbl[i] << (i & 0x3) * 8; in ixgbe_store_vfreta()
4120 while (pool--) in ixgbe_store_vfreta()
4132 u16 rss_i = adapter->ring_feature[RING_F_RSS].indices; in ixgbe_setup_reta()
4134 /* Program table for at least 4 queues w/ SR-IOV so that VFs can in ixgbe_setup_reta()
4138 if ((adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) && (rss_i < 4)) in ixgbe_setup_reta()
4145 memset(adapter->rss_indir_tbl, 0, sizeof(adapter->rss_indir_tbl)); in ixgbe_setup_reta()
4151 adapter->rss_indir_tbl[i] = j; in ixgbe_setup_reta()
4159 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_setup_vfreta()
4160 u16 rss_i = adapter->ring_feature[RING_F_RSS].indices; in ixgbe_setup_vfreta()
4165 u16 pool = adapter->num_rx_pools; in ixgbe_setup_vfreta()
4167 while (pool--) in ixgbe_setup_vfreta()
4170 *(adapter->rss_key + i)); in ixgbe_setup_vfreta()
4178 adapter->rss_indir_tbl[i] = j; in ixgbe_setup_vfreta()
4186 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_setup_mrqc()
4195 if (adapter->hw.mac.type == ixgbe_mac_82598EB) { in ixgbe_setup_mrqc()
4196 if (adapter->ring_feature[RING_F_RSS].mask) in ixgbe_setup_mrqc()
4199 u8 tcs = adapter->hw_tcs; in ixgbe_setup_mrqc()
4201 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { in ixgbe_setup_mrqc()
4206 else if (adapter->ring_feature[RING_F_VMDQ].mask == in ixgbe_setup_mrqc()
4215 if (hw->mac.type >= ixgbe_mac_X550) in ixgbe_setup_mrqc()
4233 if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) in ixgbe_setup_mrqc()
4235 if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) in ixgbe_setup_mrqc()
4238 if ((hw->mac.type >= ixgbe_mac_X550) && in ixgbe_setup_mrqc()
4239 (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) { in ixgbe_setup_mrqc()
4240 u16 pool = adapter->num_rx_pools; in ixgbe_setup_mrqc()
4251 while (pool--) in ixgbe_setup_mrqc()
4263 * ixgbe_configure_rscctl - enable RSC for the indicated ring
4270 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_rscctl()
4272 u8 reg_idx = ring->reg_idx; in ixgbe_configure_rscctl()
4292 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_rx_desc_queue_enable()
4295 u8 reg_idx = ring->reg_idx; in ixgbe_rx_desc_queue_enable()
4297 if (ixgbe_removed(hw->hw_addr)) in ixgbe_rx_desc_queue_enable()
4300 if (hw->mac.type == ixgbe_mac_82598EB && in ixgbe_rx_desc_queue_enable()
4307 } while (--wait_loop && !(rxdctl & IXGBE_RXDCTL_ENABLE)); in ixgbe_rx_desc_queue_enable()
4318 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_rx_ring()
4320 u64 rdba = ring->dma; in ixgbe_configure_rx_ring()
4322 u8 reg_idx = ring->reg_idx; in ixgbe_configure_rx_ring()
4324 xdp_rxq_info_unreg_mem_model(&ring->xdp_rxq); in ixgbe_configure_rx_ring()
4325 ring->xsk_pool = ixgbe_xsk_pool(adapter, ring); in ixgbe_configure_rx_ring()
4326 if (ring->xsk_pool) { in ixgbe_configure_rx_ring()
4327 WARN_ON(xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, in ixgbe_configure_rx_ring()
4330 xsk_pool_set_rxq_info(ring->xsk_pool, &ring->xdp_rxq); in ixgbe_configure_rx_ring()
4332 WARN_ON(xdp_rxq_info_reg_mem_model(&ring->xdp_rxq, in ixgbe_configure_rx_ring()
4347 ring->count * sizeof(union ixgbe_adv_rx_desc)); in ixgbe_configure_rx_ring()
4353 ring->tail = adapter->io_addr + IXGBE_RDT(reg_idx); in ixgbe_configure_rx_ring()
4358 if (hw->mac.type == ixgbe_mac_82598EB) { in ixgbe_configure_rx_ring()
4370 } else if (hw->mac.type != ixgbe_mac_82599EB) { in ixgbe_configure_rx_ring()
4379 !test_bit(__IXGBE_RX_3K_BUFFER, &ring->state)) in ixgbe_configure_rx_ring()
4385 ring->rx_offset = ixgbe_rx_offset(ring); in ixgbe_configure_rx_ring()
4387 if (ring->xsk_pool && hw->mac.type != ixgbe_mac_82599EB) { in ixgbe_configure_rx_ring()
4388 u32 xsk_buf_len = xsk_pool_get_rx_frame_size(ring->xsk_pool); in ixgbe_configure_rx_ring()
4394 ring->rx_buf_len = xsk_buf_len; in ixgbe_configure_rx_ring()
4398 memset(ring->rx_buffer_info, 0, in ixgbe_configure_rx_ring()
4399 sizeof(struct ixgbe_rx_buffer) * ring->count); in ixgbe_configure_rx_ring()
4403 rx_desc->wb.upper.length = 0; in ixgbe_configure_rx_ring()
4410 if (ring->xsk_pool) in ixgbe_configure_rx_ring()
4418 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_setup_psrtype()
4419 int rss_i = adapter->ring_feature[RING_F_RSS].indices; in ixgbe_setup_psrtype()
4420 u16 pool = adapter->num_rx_pools; in ixgbe_setup_psrtype()
4429 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_setup_psrtype()
4437 while (pool--) in ixgbe_setup_psrtype()
4443 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_virtualization()
4444 u16 pool = adapter->num_rx_pools; in ixgbe_configure_virtualization()
4449 if (!(adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) in ixgbe_configure_virtualization()
4463 while (pool--) in ixgbe_configure_virtualization()
4471 IXGBE_WRITE_REG(hw, IXGBE_VFRE(reg_offset ^ 1), reg_offset - 1); in ixgbe_configure_virtualization()
4473 IXGBE_WRITE_REG(hw, IXGBE_VFTE(reg_offset ^ 1), reg_offset - 1); in ixgbe_configure_virtualization()
4474 if (adapter->bridge_mode == BRIDGE_MODE_VEB) in ixgbe_configure_virtualization()
4478 hw->mac.ops.set_vmdq(hw, 0, VMDQ_P(0)); in ixgbe_configure_virtualization()
4481 adapter->flags2 &= ~IXGBE_FLAG2_VLAN_PROMISC; in ixgbe_configure_virtualization()
4485 * i.e. 32 or 64 VFs for SR-IOV in ixgbe_configure_virtualization()
4487 switch (adapter->ring_feature[RING_F_VMDQ].mask) { in ixgbe_configure_virtualization()
4501 for (i = 0; i < adapter->num_vfs; i++) { in ixgbe_configure_virtualization()
4503 ixgbe_ndo_set_vf_spoofchk(adapter->netdev, i, in ixgbe_configure_virtualization()
4504 adapter->vfinfo[i].spoofchk_enabled); in ixgbe_configure_virtualization()
4507 ixgbe_ndo_set_vf_rss_query_en(adapter->netdev, i, in ixgbe_configure_virtualization()
4508 adapter->vfinfo[i].rss_query_enabled); in ixgbe_configure_virtualization()
4514 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_set_rx_buffer_len()
4515 struct net_device *netdev = adapter->netdev; in ixgbe_set_rx_buffer_len()
4516 int max_frame = netdev->mtu + ETH_HLEN + ETH_FCS_LEN; in ixgbe_set_rx_buffer_len()
4523 if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) && in ixgbe_set_rx_buffer_len()
4550 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_set_rx_buffer_len()
4551 rx_ring = adapter->rx_ring[i]; in ixgbe_set_rx_buffer_len()
4554 clear_bit(__IXGBE_RX_3K_BUFFER, &rx_ring->state); in ixgbe_set_rx_buffer_len()
4555 clear_bit(__IXGBE_RX_BUILD_SKB_ENABLED, &rx_ring->state); in ixgbe_set_rx_buffer_len()
4557 if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) in ixgbe_set_rx_buffer_len()
4560 if (test_bit(__IXGBE_RX_FCOE, &rx_ring->state)) in ixgbe_set_rx_buffer_len()
4561 set_bit(__IXGBE_RX_3K_BUFFER, &rx_ring->state); in ixgbe_set_rx_buffer_len()
4563 if (adapter->flags2 & IXGBE_FLAG2_RX_LEGACY) in ixgbe_set_rx_buffer_len()
4566 set_bit(__IXGBE_RX_BUILD_SKB_ENABLED, &rx_ring->state); in ixgbe_set_rx_buffer_len()
4569 if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) in ixgbe_set_rx_buffer_len()
4570 set_bit(__IXGBE_RX_3K_BUFFER, &rx_ring->state); in ixgbe_set_rx_buffer_len()
4574 set_bit(__IXGBE_RX_3K_BUFFER, &rx_ring->state); in ixgbe_set_rx_buffer_len()
4581 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_setup_rdrxctl()
4584 switch (hw->mac.type) { in ixgbe_setup_rdrxctl()
4602 if (adapter->num_vfs) in ixgbe_setup_rdrxctl()
4624 * ixgbe_configure_rx - Configure 8259x Receive Unit after Reset
4631 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_rx()
4636 hw->mac.ops.disable_rx(hw); in ixgbe_configure_rx()
4644 if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) in ixgbe_configure_rx()
4661 for (i = 0; i < adapter->num_rx_queues; i++) in ixgbe_configure_rx()
4662 ixgbe_configure_rx_ring(adapter, adapter->rx_ring[i]); in ixgbe_configure_rx()
4666 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_configure_rx()
4671 hw->mac.ops.enable_rx_dma(hw, rxctrl); in ixgbe_configure_rx()
4678 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_vlan_rx_add_vid()
4681 if (!vid || !(adapter->flags2 & IXGBE_FLAG2_VLAN_PROMISC)) in ixgbe_vlan_rx_add_vid()
4682 hw->mac.ops.set_vfta(&adapter->hw, vid, VMDQ_P(0), true, !!vid); in ixgbe_vlan_rx_add_vid()
4684 set_bit(vid, adapter->active_vlans); in ixgbe_vlan_rx_add_vid()
4699 for (idx = IXGBE_VLVF_ENTRIES; --idx;) { in ixgbe_find_vlvf_entry()
4710 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_update_pf_promisc_vlvf()
4727 if (!(adapter->flags2 & IXGBE_FLAG2_VLAN_PROMISC)) in ixgbe_update_pf_promisc_vlvf()
4737 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_vlan_rx_kill_vid()
4740 if (vid && !(adapter->flags2 & IXGBE_FLAG2_VLAN_PROMISC)) in ixgbe_vlan_rx_kill_vid()
4741 hw->mac.ops.set_vfta(hw, vid, VMDQ_P(0), false, true); in ixgbe_vlan_rx_kill_vid()
4743 clear_bit(vid, adapter->active_vlans); in ixgbe_vlan_rx_kill_vid()
4749 * ixgbe_vlan_strip_disable - helper to disable hw vlan stripping
4754 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_vlan_strip_disable()
4758 switch (hw->mac.type) { in ixgbe_vlan_strip_disable()
4770 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_vlan_strip_disable()
4771 struct ixgbe_ring *ring = adapter->rx_ring[i]; in ixgbe_vlan_strip_disable()
4773 if (!netif_is_ixgbe(ring->netdev)) in ixgbe_vlan_strip_disable()
4776 j = ring->reg_idx; in ixgbe_vlan_strip_disable()
4788 * ixgbe_vlan_strip_enable - helper to enable hw vlan stripping
4793 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_vlan_strip_enable()
4797 switch (hw->mac.type) { in ixgbe_vlan_strip_enable()
4809 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_vlan_strip_enable()
4810 struct ixgbe_ring *ring = adapter->rx_ring[i]; in ixgbe_vlan_strip_enable()
4812 if (!netif_is_ixgbe(ring->netdev)) in ixgbe_vlan_strip_enable()
4815 j = ring->reg_idx; in ixgbe_vlan_strip_enable()
4828 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_vlan_promisc_enable()
4833 if (adapter->flags & IXGBE_FLAG_VMDQ_ENABLED) { in ixgbe_vlan_promisc_enable()
4834 /* For VMDq and SR-IOV we must leave VLAN filtering enabled */ in ixgbe_vlan_promisc_enable()
4844 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_vlan_promisc_enable()
4848 if (adapter->flags2 & IXGBE_FLAG2_VLAN_PROMISC) in ixgbe_vlan_promisc_enable()
4852 adapter->flags2 |= IXGBE_FLAG2_VLAN_PROMISC; in ixgbe_vlan_promisc_enable()
4855 for (i = IXGBE_VLVF_ENTRIES; --i;) { in ixgbe_vlan_promisc_enable()
4864 for (i = hw->mac.vft_size; i--;) in ixgbe_vlan_promisc_enable()
4871 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_scrub_vfta()
4877 for (i = IXGBE_VLVF_ENTRIES; --i;) { in ixgbe_scrub_vfta()
4889 vfta[(vid - vid_start) / 32] |= BIT(vid % 32); in ixgbe_scrub_vfta()
4892 if (test_bit(vid, adapter->active_vlans)) in ixgbe_scrub_vfta()
4904 for (i = VFTA_BLOCK_SIZE; i--;) { in ixgbe_scrub_vfta()
4909 vfta[i] |= adapter->active_vlans[word] >> bits; in ixgbe_scrub_vfta()
4917 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_vlan_promisc_disable()
4925 if (!(adapter->flags & IXGBE_FLAG_VMDQ_ENABLED) || in ixgbe_vlan_promisc_disable()
4926 hw->mac.type == ixgbe_mac_82598EB) in ixgbe_vlan_promisc_disable()
4930 if (!(adapter->flags2 & IXGBE_FLAG2_VLAN_PROMISC)) in ixgbe_vlan_promisc_disable()
4934 adapter->flags2 &= ~IXGBE_FLAG2_VLAN_PROMISC; in ixgbe_vlan_promisc_disable()
4936 for (i = 0; i < hw->mac.vft_size; i += VFTA_BLOCK_SIZE) in ixgbe_vlan_promisc_disable()
4944 ixgbe_vlan_rx_add_vid(adapter->netdev, htons(ETH_P_8021Q), 0); in ixgbe_restore_vlan()
4946 for_each_set_bit_from(vid, adapter->active_vlans, VLAN_N_VID) in ixgbe_restore_vlan()
4947 ixgbe_vlan_rx_add_vid(adapter->netdev, htons(ETH_P_8021Q), vid); in ixgbe_restore_vlan()
4951 * ixgbe_write_mc_addr_list - write multicast addresses to MTA
4955 * Returns: -ENOMEM on failure
4962 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_write_mc_addr_list()
4967 if (hw->mac.ops.update_mc_addr_list) in ixgbe_write_mc_addr_list()
4968 hw->mac.ops.update_mc_addr_list(hw, netdev); in ixgbe_write_mc_addr_list()
4970 return -ENOMEM; in ixgbe_write_mc_addr_list()
4982 struct ixgbe_mac_addr *mac_table = &adapter->mac_table[0]; in ixgbe_full_sync_mac_table()
4983 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_full_sync_mac_table()
4986 for (i = 0; i < hw->mac.num_rar_entries; i++, mac_table++) { in ixgbe_full_sync_mac_table()
4987 mac_table->state &= ~IXGBE_MAC_STATE_MODIFIED; in ixgbe_full_sync_mac_table()
4989 if (mac_table->state & IXGBE_MAC_STATE_IN_USE) in ixgbe_full_sync_mac_table()
4990 hw->mac.ops.set_rar(hw, i, in ixgbe_full_sync_mac_table()
4991 mac_table->addr, in ixgbe_full_sync_mac_table()
4992 mac_table->pool, in ixgbe_full_sync_mac_table()
4995 hw->mac.ops.clear_rar(hw, i); in ixgbe_full_sync_mac_table()
5002 struct ixgbe_mac_addr *mac_table = &adapter->mac_table[0]; in ixgbe_sync_mac_table()
5003 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_sync_mac_table()
5006 for (i = 0; i < hw->mac.num_rar_entries; i++, mac_table++) { in ixgbe_sync_mac_table()
5007 if (!(mac_table->state & IXGBE_MAC_STATE_MODIFIED)) in ixgbe_sync_mac_table()
5010 mac_table->state &= ~IXGBE_MAC_STATE_MODIFIED; in ixgbe_sync_mac_table()
5012 if (mac_table->state & IXGBE_MAC_STATE_IN_USE) in ixgbe_sync_mac_table()
5013 hw->mac.ops.set_rar(hw, i, in ixgbe_sync_mac_table()
5014 mac_table->addr, in ixgbe_sync_mac_table()
5015 mac_table->pool, in ixgbe_sync_mac_table()
5018 hw->mac.ops.clear_rar(hw, i); in ixgbe_sync_mac_table()
5024 struct ixgbe_mac_addr *mac_table = &adapter->mac_table[0]; in ixgbe_flush_sw_mac_table()
5025 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_flush_sw_mac_table()
5028 for (i = 0; i < hw->mac.num_rar_entries; i++, mac_table++) { in ixgbe_flush_sw_mac_table()
5029 mac_table->state |= IXGBE_MAC_STATE_MODIFIED; in ixgbe_flush_sw_mac_table()
5030 mac_table->state &= ~IXGBE_MAC_STATE_IN_USE; in ixgbe_flush_sw_mac_table()
5038 struct ixgbe_mac_addr *mac_table = &adapter->mac_table[0]; in ixgbe_available_rars()
5039 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_available_rars()
5042 for (i = 0; i < hw->mac.num_rar_entries; i++, mac_table++) { in ixgbe_available_rars()
5044 if (mac_table->state & IXGBE_MAC_STATE_DEFAULT) in ixgbe_available_rars()
5048 if (mac_table->state & IXGBE_MAC_STATE_IN_USE) { in ixgbe_available_rars()
5049 if (mac_table->pool != pool) in ixgbe_available_rars()
5062 struct ixgbe_mac_addr *mac_table = &adapter->mac_table[0]; in ixgbe_mac_set_default_filter()
5063 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_mac_set_default_filter()
5065 memcpy(&mac_table->addr, hw->mac.addr, ETH_ALEN); in ixgbe_mac_set_default_filter()
5066 mac_table->pool = VMDQ_P(0); in ixgbe_mac_set_default_filter()
5068 mac_table->state = IXGBE_MAC_STATE_DEFAULT | IXGBE_MAC_STATE_IN_USE; in ixgbe_mac_set_default_filter()
5070 hw->mac.ops.set_rar(hw, 0, mac_table->addr, mac_table->pool, in ixgbe_mac_set_default_filter()
5077 struct ixgbe_mac_addr *mac_table = &adapter->mac_table[0]; in ixgbe_add_mac_filter()
5078 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_add_mac_filter()
5082 return -EINVAL; in ixgbe_add_mac_filter()
5084 for (i = 0; i < hw->mac.num_rar_entries; i++, mac_table++) { in ixgbe_add_mac_filter()
5085 if (mac_table->state & IXGBE_MAC_STATE_IN_USE) in ixgbe_add_mac_filter()
5088 ether_addr_copy(mac_table->addr, addr); in ixgbe_add_mac_filter()
5089 mac_table->pool = pool; in ixgbe_add_mac_filter()
5091 mac_table->state |= IXGBE_MAC_STATE_MODIFIED | in ixgbe_add_mac_filter()
5099 return -ENOMEM; in ixgbe_add_mac_filter()
5105 struct ixgbe_mac_addr *mac_table = &adapter->mac_table[0]; in ixgbe_del_mac_filter()
5106 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_del_mac_filter()
5110 return -EINVAL; in ixgbe_del_mac_filter()
5113 for (i = 0; i < hw->mac.num_rar_entries; i++, mac_table++) { in ixgbe_del_mac_filter()
5115 if (!(mac_table->state & IXGBE_MAC_STATE_IN_USE)) in ixgbe_del_mac_filter()
5118 if (mac_table->pool != pool) in ixgbe_del_mac_filter()
5121 if (!ether_addr_equal(addr, mac_table->addr)) in ixgbe_del_mac_filter()
5124 mac_table->state |= IXGBE_MAC_STATE_MODIFIED; in ixgbe_del_mac_filter()
5125 mac_table->state &= ~IXGBE_MAC_STATE_IN_USE; in ixgbe_del_mac_filter()
5132 return -ENOMEM; in ixgbe_del_mac_filter()
5155 * ixgbe_set_rx_mode - Unicast, Multicast and Promiscuous mode set
5166 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_set_rx_mode()
5168 netdev_features_t features = netdev->features; in ixgbe_set_rx_mode()
5175 fctrl &= ~IXGBE_FCTRL_SBP; /* disable store-bad-packets */ in ixgbe_set_rx_mode()
5182 if (netdev->flags & IFF_PROMISC) { in ixgbe_set_rx_mode()
5183 hw->addr_ctrl.user_set_promisc = true; in ixgbe_set_rx_mode()
5188 if (netdev->flags & IFF_ALLMULTI) { in ixgbe_set_rx_mode()
5192 hw->addr_ctrl.user_set_promisc = false; in ixgbe_set_rx_mode()
5217 if (hw->mac.type != ixgbe_mac_82598EB) { in ixgbe_set_rx_mode()
5253 for (q_idx = 0; q_idx < adapter->num_q_vectors; q_idx++) in ixgbe_napi_enable_all()
5254 napi_enable(&adapter->q_vector[q_idx]->napi); in ixgbe_napi_enable_all()
5261 for (q_idx = 0; q_idx < adapter->num_q_vectors; q_idx++) in ixgbe_napi_disable_all()
5262 napi_disable(&adapter->q_vector[q_idx]->napi); in ixgbe_napi_disable_all()
5268 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_udp_tunnel_sync()
5273 adapter->vxlan_port = ti.port; in ixgbe_udp_tunnel_sync()
5275 adapter->geneve_port = ti.port; in ixgbe_udp_tunnel_sync()
5278 ntohs(adapter->vxlan_port) | in ixgbe_udp_tunnel_sync()
5279 ntohs(adapter->geneve_port) << in ixgbe_udp_tunnel_sync()
5303 * ixgbe_configure_dcb - Configure DCB hardware
5312 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_dcb()
5313 int max_frame = adapter->netdev->mtu + ETH_HLEN + ETH_FCS_LEN; in ixgbe_configure_dcb()
5315 if (!(adapter->flags & IXGBE_FLAG_DCB_ENABLED)) { in ixgbe_configure_dcb()
5316 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_configure_dcb()
5317 netif_set_tso_max_size(adapter->netdev, 65536); in ixgbe_configure_dcb()
5321 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_configure_dcb()
5322 netif_set_tso_max_size(adapter->netdev, 32768); in ixgbe_configure_dcb()
5325 if (adapter->netdev->fcoe_mtu) in ixgbe_configure_dcb()
5330 if (adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE) { in ixgbe_configure_dcb()
5331 ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame, in ixgbe_configure_dcb()
5333 ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame, in ixgbe_configure_dcb()
5335 ixgbe_dcb_hw_config(hw, &adapter->dcb_cfg); in ixgbe_configure_dcb()
5336 } else if (adapter->ixgbe_ieee_ets && adapter->ixgbe_ieee_pfc) { in ixgbe_configure_dcb()
5337 ixgbe_dcb_hw_ets(&adapter->hw, in ixgbe_configure_dcb()
5338 adapter->ixgbe_ieee_ets, in ixgbe_configure_dcb()
5340 ixgbe_dcb_hw_pfc_config(&adapter->hw, in ixgbe_configure_dcb()
5341 adapter->ixgbe_ieee_pfc->pfc_en, in ixgbe_configure_dcb()
5342 adapter->ixgbe_ieee_ets->prio_tc); in ixgbe_configure_dcb()
5346 if (hw->mac.type != ixgbe_mac_82598EB) { in ixgbe_configure_dcb()
5348 u16 rss_i = adapter->ring_feature[RING_F_RSS].indices - 1; in ixgbe_configure_dcb()
5365 * ixgbe_hpbthresh - calculate high water mark for flow control
5372 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_hpbthresh()
5373 struct net_device *dev = adapter->netdev; in ixgbe_hpbthresh()
5378 tc = link = dev->mtu + ETH_HLEN + ETH_FCS_LEN + IXGBE_ETH_FRAMING; in ixgbe_hpbthresh()
5382 if (dev->fcoe_mtu && tc < IXGBE_FCOE_JUMBO_FRAME_SIZE && in ixgbe_hpbthresh()
5388 switch (hw->mac.type) { in ixgbe_hpbthresh()
5402 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) in ixgbe_hpbthresh()
5409 marker = rx_pba - kb; in ixgbe_hpbthresh()
5426 * ixgbe_lpbthresh - calculate low water mark for flow control
5433 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_lpbthresh()
5434 struct net_device *dev = adapter->netdev; in ixgbe_lpbthresh()
5439 tc = dev->mtu + ETH_HLEN + ETH_FCS_LEN; in ixgbe_lpbthresh()
5443 if (dev->fcoe_mtu && tc < IXGBE_FCOE_JUMBO_FRAME_SIZE && in ixgbe_lpbthresh()
5444 (pb == netdev_get_prio_tc_map(dev, adapter->fcoe.up))) in ixgbe_lpbthresh()
5449 switch (hw->mac.type) { in ixgbe_lpbthresh()
5467 * ixgbe_pbthresh_setup - calculate and setup high low water marks
5471 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_pbthresh_setup()
5472 int num_tc = adapter->hw_tcs; in ixgbe_pbthresh_setup()
5479 hw->fc.high_water[i] = ixgbe_hpbthresh(adapter, i); in ixgbe_pbthresh_setup()
5480 hw->fc.low_water[i] = ixgbe_lpbthresh(adapter, i); in ixgbe_pbthresh_setup()
5483 if (hw->fc.low_water[i] > hw->fc.high_water[i]) in ixgbe_pbthresh_setup()
5484 hw->fc.low_water[i] = 0; in ixgbe_pbthresh_setup()
5488 hw->fc.high_water[i] = 0; in ixgbe_pbthresh_setup()
5493 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_pb()
5495 u8 tc = adapter->hw_tcs; in ixgbe_configure_pb()
5497 if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE || in ixgbe_configure_pb()
5498 adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE) in ixgbe_configure_pb()
5499 hdrm = 32 << adapter->fdir_pballoc; in ixgbe_configure_pb()
5503 hw->mac.ops.set_rxpba(hw, tc, hdrm, PBA_STRATEGY_EQUAL); in ixgbe_configure_pb()
5509 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_fdir_filter_restore()
5514 spin_lock(&adapter->fdir_perfect_lock); in ixgbe_fdir_filter_restore()
5516 if (!hlist_empty(&adapter->fdir_filter_list)) in ixgbe_fdir_filter_restore()
5517 ixgbe_fdir_set_input_mask_82599(hw, &adapter->fdir_mask); in ixgbe_fdir_filter_restore()
5520 &adapter->fdir_filter_list, fdir_node) { in ixgbe_fdir_filter_restore()
5521 if (filter->action == IXGBE_FDIR_DROP_QUEUE) { in ixgbe_fdir_filter_restore()
5524 u32 ring = ethtool_get_flow_spec_ring(filter->action); in ixgbe_fdir_filter_restore()
5525 u8 vf = ethtool_get_flow_spec_ring_vf(filter->action); in ixgbe_fdir_filter_restore()
5527 if (!vf && (ring >= adapter->num_rx_queues)) { in ixgbe_fdir_filter_restore()
5532 ((vf > adapter->num_vfs) || in ixgbe_fdir_filter_restore()
5533 ring >= adapter->num_rx_queues_per_pool)) { in ixgbe_fdir_filter_restore()
5541 queue = adapter->rx_ring[ring]->reg_idx; in ixgbe_fdir_filter_restore()
5543 queue = ((vf - 1) * in ixgbe_fdir_filter_restore()
5544 adapter->num_rx_queues_per_pool) + ring; in ixgbe_fdir_filter_restore()
5548 &filter->filter, filter->sw_idx, queue); in ixgbe_fdir_filter_restore()
5551 spin_unlock(&adapter->fdir_perfect_lock); in ixgbe_fdir_filter_restore()
5555 * ixgbe_clean_rx_ring - Free Rx Buffers per Queue
5560 u16 i = rx_ring->next_to_clean; in ixgbe_clean_rx_ring()
5561 struct ixgbe_rx_buffer *rx_buffer = &rx_ring->rx_buffer_info[i]; in ixgbe_clean_rx_ring()
5563 if (rx_ring->xsk_pool) { in ixgbe_clean_rx_ring()
5569 while (i != rx_ring->next_to_alloc) { in ixgbe_clean_rx_ring()
5570 if (rx_buffer->skb) { in ixgbe_clean_rx_ring()
5571 struct sk_buff *skb = rx_buffer->skb; in ixgbe_clean_rx_ring()
5572 if (IXGBE_CB(skb)->page_released) in ixgbe_clean_rx_ring()
5573 dma_unmap_page_attrs(rx_ring->dev, in ixgbe_clean_rx_ring()
5574 IXGBE_CB(skb)->dma, in ixgbe_clean_rx_ring()
5584 dma_sync_single_range_for_cpu(rx_ring->dev, in ixgbe_clean_rx_ring()
5585 rx_buffer->dma, in ixgbe_clean_rx_ring()
5586 rx_buffer->page_offset, in ixgbe_clean_rx_ring()
5591 dma_unmap_page_attrs(rx_ring->dev, rx_buffer->dma, in ixgbe_clean_rx_ring()
5595 __page_frag_cache_drain(rx_buffer->page, in ixgbe_clean_rx_ring()
5596 rx_buffer->pagecnt_bias); in ixgbe_clean_rx_ring()
5600 if (i == rx_ring->count) { in ixgbe_clean_rx_ring()
5602 rx_buffer = rx_ring->rx_buffer_info; in ixgbe_clean_rx_ring()
5607 rx_ring->next_to_alloc = 0; in ixgbe_clean_rx_ring()
5608 rx_ring->next_to_clean = 0; in ixgbe_clean_rx_ring()
5609 rx_ring->next_to_use = 0; in ixgbe_clean_rx_ring()
5615 u16 rss_i = adapter->ring_feature[RING_F_RSS].indices; in ixgbe_fwd_ring_up()
5616 int num_tc = netdev_get_num_tc(adapter->netdev); in ixgbe_fwd_ring_up()
5617 struct net_device *vdev = accel->netdev; in ixgbe_fwd_ring_up()
5620 baseq = accel->pool * adapter->num_rx_queues_per_pool; in ixgbe_fwd_ring_up()
5622 accel->pool, adapter->num_rx_pools, in ixgbe_fwd_ring_up()
5623 baseq, baseq + adapter->num_rx_queues_per_pool); in ixgbe_fwd_ring_up()
5625 accel->rx_base_queue = baseq; in ixgbe_fwd_ring_up()
5626 accel->tx_base_queue = baseq; in ixgbe_fwd_ring_up()
5630 netdev_bind_sb_channel_queue(adapter->netdev, vdev, in ixgbe_fwd_ring_up()
5633 for (i = 0; i < adapter->num_rx_queues_per_pool; i++) in ixgbe_fwd_ring_up()
5634 adapter->rx_ring[baseq + i]->netdev = vdev; in ixgbe_fwd_ring_up()
5644 err = ixgbe_add_mac_filter(adapter, vdev->dev_addr, in ixgbe_fwd_ring_up()
5645 VMDQ_P(accel->pool)); in ixgbe_fwd_ring_up()
5652 for (i = 0; i < adapter->num_rx_queues_per_pool; i++) in ixgbe_fwd_ring_up()
5653 adapter->rx_ring[baseq + i]->netdev = NULL; in ixgbe_fwd_ring_up()
5658 netdev_unbind_sb_channel(adapter->netdev, vdev); in ixgbe_fwd_ring_up()
5661 clear_bit(accel->pool, adapter->fwd_bitmask); in ixgbe_fwd_ring_up()
5670 struct ixgbe_adapter *adapter = (struct ixgbe_adapter *)priv->data; in ixgbe_macvlan_up()
5691 netdev_walk_all_upper_dev_rcu(adapter->netdev, in ixgbe_configure_dfwd()
5697 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure()
5709 ixgbe_set_rx_mode(adapter->netdev); in ixgbe_configure()
5713 switch (hw->mac.type) { in ixgbe_configure()
5716 hw->mac.ops.disable_rx_buff(hw); in ixgbe_configure()
5722 if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE) { in ixgbe_configure()
5723 ixgbe_init_fdir_signature_82599(&adapter->hw, in ixgbe_configure()
5724 adapter->fdir_pballoc); in ixgbe_configure()
5725 } else if (adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE) { in ixgbe_configure()
5726 ixgbe_init_fdir_perfect_82599(&adapter->hw, in ixgbe_configure()
5727 adapter->fdir_pballoc); in ixgbe_configure()
5731 switch (hw->mac.type) { in ixgbe_configure()
5734 hw->mac.ops.enable_rx_buff(hw); in ixgbe_configure()
5742 if (adapter->flags & IXGBE_FLAG_DCA_CAPABLE) in ixgbe_configure()
5757 * ixgbe_enable_link_status_events - enable link status events
5770 err = ixgbe_configure_lse(&adapter->hw, true, mask); in ixgbe_enable_link_status_events()
5774 adapter->lse_mask = mask; in ixgbe_enable_link_status_events()
5779 * ixgbe_disable_link_status_events - disable link status events
5790 err = ixgbe_configure_lse(&adapter->hw, false, adapter->lse_mask); in ixgbe_disable_link_status_events()
5794 adapter->lse_mask = 0; in ixgbe_disable_link_status_events()
5799 * ixgbe_sfp_link_config - set up SFP+ link
5810 if (adapter->hw.mac.type == ixgbe_mac_82598EB) in ixgbe_sfp_link_config()
5811 adapter->flags2 |= IXGBE_FLAG2_SEARCH_FOR_SFP; in ixgbe_sfp_link_config()
5813 adapter->flags2 |= IXGBE_FLAG2_SFP_NEEDS_RESET; in ixgbe_sfp_link_config()
5814 adapter->sfp_poll_time = 0; in ixgbe_sfp_link_config()
5818 * ixgbe_non_sfp_link_config - set up non-SFP+ link
5821 * Configure non-SFP link.
5834 int ret = -EIO; in ixgbe_non_sfp_link_config()
5837 if (hw->mac.ops.check_link) in ixgbe_non_sfp_link_config()
5838 ret = hw->mac.ops.check_link(hw, &speed, &link_up, false); in ixgbe_non_sfp_link_config()
5843 speed = hw->phy.autoneg_advertised; in ixgbe_non_sfp_link_config()
5844 if (!speed && hw->mac.ops.get_link_capabilities) { in ixgbe_non_sfp_link_config()
5845 ret = hw->mac.ops.get_link_capabilities(hw, &speed, in ixgbe_non_sfp_link_config()
5847 /* remove NBASE-T speeds from default autonegotiation in ixgbe_non_sfp_link_config()
5849 * which cannot cope with advertised NBASE-T speeds in ixgbe_non_sfp_link_config()
5858 if (hw->mac.ops.setup_link) { in ixgbe_non_sfp_link_config()
5859 if (adapter->hw.mac.type == ixgbe_mac_e610) { in ixgbe_non_sfp_link_config()
5864 ret = hw->mac.ops.setup_link(hw, speed, link_up); in ixgbe_non_sfp_link_config()
5871 * ixgbe_check_media_subtask - check for media
5879 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_media_subtask()
5882 if (!(adapter->flags2 & IXGBE_FLAG2_NO_MEDIA)) in ixgbe_check_media_subtask()
5889 ixgbe_check_link_cfg_err(adapter, hw->link.link_info.link_cfg_err); in ixgbe_check_media_subtask()
5891 if (hw->link.link_info.link_info & IXGBE_ACI_MEDIA_AVAILABLE) { in ixgbe_check_media_subtask()
5895 if (!(ixgbe_non_sfp_link_config(&adapter->hw))) in ixgbe_check_media_subtask()
5896 adapter->flags2 &= ~IXGBE_FLAG2_NO_MEDIA; in ixgbe_check_media_subtask()
5905 * ixgbe_clear_vf_stats_counters - Clear out VF stats after reset
5913 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_clear_vf_stats_counters()
5916 for (i = 0; i < adapter->num_vfs; i++) { in ixgbe_clear_vf_stats_counters()
5917 adapter->vfinfo[i].last_vfstats.gprc = in ixgbe_clear_vf_stats_counters()
5919 adapter->vfinfo[i].saved_rst_vfstats.gprc += in ixgbe_clear_vf_stats_counters()
5920 adapter->vfinfo[i].vfstats.gprc; in ixgbe_clear_vf_stats_counters()
5921 adapter->vfinfo[i].vfstats.gprc = 0; in ixgbe_clear_vf_stats_counters()
5922 adapter->vfinfo[i].last_vfstats.gptc = in ixgbe_clear_vf_stats_counters()
5924 adapter->vfinfo[i].saved_rst_vfstats.gptc += in ixgbe_clear_vf_stats_counters()
5925 adapter->vfinfo[i].vfstats.gptc; in ixgbe_clear_vf_stats_counters()
5926 adapter->vfinfo[i].vfstats.gptc = 0; in ixgbe_clear_vf_stats_counters()
5927 adapter->vfinfo[i].last_vfstats.gorc = in ixgbe_clear_vf_stats_counters()
5929 adapter->vfinfo[i].saved_rst_vfstats.gorc += in ixgbe_clear_vf_stats_counters()
5930 adapter->vfinfo[i].vfstats.gorc; in ixgbe_clear_vf_stats_counters()
5931 adapter->vfinfo[i].vfstats.gorc = 0; in ixgbe_clear_vf_stats_counters()
5932 adapter->vfinfo[i].last_vfstats.gotc = in ixgbe_clear_vf_stats_counters()
5934 adapter->vfinfo[i].saved_rst_vfstats.gotc += in ixgbe_clear_vf_stats_counters()
5935 adapter->vfinfo[i].vfstats.gotc; in ixgbe_clear_vf_stats_counters()
5936 adapter->vfinfo[i].vfstats.gotc = 0; in ixgbe_clear_vf_stats_counters()
5937 adapter->vfinfo[i].last_vfstats.mprc = in ixgbe_clear_vf_stats_counters()
5939 adapter->vfinfo[i].saved_rst_vfstats.mprc += in ixgbe_clear_vf_stats_counters()
5940 adapter->vfinfo[i].vfstats.mprc; in ixgbe_clear_vf_stats_counters()
5941 adapter->vfinfo[i].vfstats.mprc = 0; in ixgbe_clear_vf_stats_counters()
5947 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_setup_gpie()
5950 if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { in ixgbe_setup_gpie()
5955 * use EIAM to auto-mask when MSI-X interrupt is asserted in ixgbe_setup_gpie()
5958 switch (hw->mac.type) { in ixgbe_setup_gpie()
5974 /* legacy interrupts, use EIAM to auto-mask when reading EICR, in ixgbe_setup_gpie()
5982 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { in ixgbe_setup_gpie()
5985 switch (adapter->ring_feature[RING_F_VMDQ].mask) { in ixgbe_setup_gpie()
5999 if (adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE) { in ixgbe_setup_gpie()
6000 switch (adapter->hw.mac.type) { in ixgbe_setup_gpie()
6010 if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) in ixgbe_setup_gpie()
6013 switch (hw->mac.type) { in ixgbe_setup_gpie()
6030 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_up_complete()
6037 if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) in ixgbe_up_complete()
6043 if (hw->mac.ops.enable_tx_laser) in ixgbe_up_complete()
6044 hw->mac.ops.enable_tx_laser(hw); in ixgbe_up_complete()
6046 if (hw->phy.ops.set_phy_power) in ixgbe_up_complete()
6047 hw->phy.ops.set_phy_power(hw, true); in ixgbe_up_complete()
6050 clear_bit(__IXGBE_DOWN, &adapter->state); in ixgbe_up_complete()
6069 if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) { in ixgbe_up_complete()
6077 adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; in ixgbe_up_complete()
6078 adapter->link_check_timeout = jiffies; in ixgbe_up_complete()
6079 mod_timer(&adapter->service_timer, jiffies); in ixgbe_up_complete()
6094 netif_trans_update(adapter->netdev); in ixgbe_reinit_locked()
6096 while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) in ixgbe_reinit_locked()
6098 if (adapter->hw.phy.type == ixgbe_phy_fw) in ixgbe_reinit_locked()
6102 * If SR-IOV enabled then wait a bit before bringing the adapter in ixgbe_reinit_locked()
6107 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) in ixgbe_reinit_locked()
6110 clear_bit(__IXGBE_RESETTING, &adapter->state); in ixgbe_reinit_locked()
6125 pcie_capability_read_word(adapter->pdev, PCI_EXP_DEVCTL2, &devctl2); in ixgbe_get_completion_timeout()
6161 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_disable_rx()
6166 hw->mac.ops.disable_rx(hw); in ixgbe_disable_rx()
6168 if (ixgbe_removed(hw->hw_addr)) in ixgbe_disable_rx()
6172 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_disable_rx()
6173 struct ixgbe_ring *ring = adapter->rx_ring[i]; in ixgbe_disable_rx()
6174 u8 reg_idx = ring->reg_idx; in ixgbe_disable_rx()
6185 if (hw->mac.type == ixgbe_mac_82598EB && in ixgbe_disable_rx()
6205 while (wait_loop--) { in ixgbe_disable_rx()
6215 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_disable_rx()
6216 struct ixgbe_ring *ring = adapter->rx_ring[i]; in ixgbe_disable_rx()
6217 u8 reg_idx = ring->reg_idx; in ixgbe_disable_rx()
6233 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_disable_tx()
6237 if (ixgbe_removed(hw->hw_addr)) in ixgbe_disable_tx()
6241 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_disable_tx()
6242 struct ixgbe_ring *ring = adapter->tx_ring[i]; in ixgbe_disable_tx()
6243 u8 reg_idx = ring->reg_idx; in ixgbe_disable_tx()
6249 for (i = 0; i < adapter->num_xdp_queues; i++) { in ixgbe_disable_tx()
6250 struct ixgbe_ring *ring = adapter->xdp_ring[i]; in ixgbe_disable_tx()
6251 u8 reg_idx = ring->reg_idx; in ixgbe_disable_tx()
6280 while (wait_loop--) { in ixgbe_disable_tx()
6290 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_disable_tx()
6291 struct ixgbe_ring *ring = adapter->tx_ring[i]; in ixgbe_disable_tx()
6292 u8 reg_idx = ring->reg_idx; in ixgbe_disable_tx()
6296 for (i = 0; i < adapter->num_xdp_queues; i++) { in ixgbe_disable_tx()
6297 struct ixgbe_ring *ring = adapter->xdp_ring[i]; in ixgbe_disable_tx()
6298 u8 reg_idx = ring->reg_idx; in ixgbe_disable_tx()
6312 switch (hw->mac.type) { in ixgbe_disable_tx()
6330 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_reset()
6331 struct net_device *netdev = adapter->netdev; in ixgbe_reset()
6334 if (ixgbe_removed(hw->hw_addr)) in ixgbe_reset()
6337 while (test_and_set_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) in ixgbe_reset()
6341 adapter->flags2 &= ~(IXGBE_FLAG2_SEARCH_FOR_SFP | in ixgbe_reset()
6343 adapter->flags &= ~IXGBE_FLAG_NEED_LINK_CONFIG; in ixgbe_reset()
6345 err = hw->mac.ops.init_hw(hw); in ixgbe_reset()
6348 case -ENOENT: in ixgbe_reset()
6349 case -EOPNOTSUPP: in ixgbe_reset()
6351 case -EALREADY: in ixgbe_reset()
6354 case -EACCES: in ixgbe_reset()
6355 /* We are running on a pre-production device, log a warning */ in ixgbe_reset()
6356 e_dev_warn("This device is a pre-production adapter/LOM. " in ixgbe_reset()
6367 clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); in ixgbe_reset()
6377 if (hw->mac.san_mac_rar_index) in ixgbe_reset()
6378 hw->mac.ops.set_vmdq_san_mac(hw, VMDQ_P(0)); in ixgbe_reset()
6380 if (test_bit(__IXGBE_PTP_RUNNING, &adapter->state)) in ixgbe_reset()
6383 if (hw->phy.ops.set_phy_power) { in ixgbe_reset()
6384 if (!netif_running(adapter->netdev) && !adapter->wol) in ixgbe_reset()
6385 hw->phy.ops.set_phy_power(hw, false); in ixgbe_reset()
6387 hw->phy.ops.set_phy_power(hw, true); in ixgbe_reset()
6392 * ixgbe_clean_tx_ring - Free Tx Buffers
6397 u16 i = tx_ring->next_to_clean; in ixgbe_clean_tx_ring()
6398 struct ixgbe_tx_buffer *tx_buffer = &tx_ring->tx_buffer_info[i]; in ixgbe_clean_tx_ring()
6400 if (tx_ring->xsk_pool) { in ixgbe_clean_tx_ring()
6405 while (i != tx_ring->next_to_use) { in ixgbe_clean_tx_ring()
6410 xdp_return_frame(tx_buffer->xdpf); in ixgbe_clean_tx_ring()
6412 dev_kfree_skb_any(tx_buffer->skb); in ixgbe_clean_tx_ring()
6415 dma_unmap_single(tx_ring->dev, in ixgbe_clean_tx_ring()
6421 eop_desc = tx_buffer->next_to_watch; in ixgbe_clean_tx_ring()
6429 if (unlikely(i == tx_ring->count)) { in ixgbe_clean_tx_ring()
6431 tx_buffer = tx_ring->tx_buffer_info; in ixgbe_clean_tx_ring()
6437 dma_unmap_page(tx_ring->dev, in ixgbe_clean_tx_ring()
6446 if (unlikely(i == tx_ring->count)) { in ixgbe_clean_tx_ring()
6448 tx_buffer = tx_ring->tx_buffer_info; in ixgbe_clean_tx_ring()
6458 tx_ring->next_to_use = 0; in ixgbe_clean_tx_ring()
6459 tx_ring->next_to_clean = 0; in ixgbe_clean_tx_ring()
6463 * ixgbe_clean_all_rx_rings - Free Rx Buffers for all queues
6470 for (i = 0; i < adapter->num_rx_queues; i++) in ixgbe_clean_all_rx_rings()
6471 ixgbe_clean_rx_ring(adapter->rx_ring[i]); in ixgbe_clean_all_rx_rings()
6475 * ixgbe_clean_all_tx_rings - Free Tx Buffers for all queues
6482 for (i = 0; i < adapter->num_tx_queues; i++) in ixgbe_clean_all_tx_rings()
6483 ixgbe_clean_tx_ring(adapter->tx_ring[i]); in ixgbe_clean_all_tx_rings()
6484 for (i = 0; i < adapter->num_xdp_queues; i++) in ixgbe_clean_all_tx_rings()
6485 ixgbe_clean_tx_ring(adapter->xdp_ring[i]); in ixgbe_clean_all_tx_rings()
6493 spin_lock(&adapter->fdir_perfect_lock); in ixgbe_fdir_filter_exit()
6496 &adapter->fdir_filter_list, fdir_node) { in ixgbe_fdir_filter_exit()
6497 hlist_del(&filter->fdir_node); in ixgbe_fdir_filter_exit()
6500 adapter->fdir_filter_count = 0; in ixgbe_fdir_filter_exit()
6502 spin_unlock(&adapter->fdir_perfect_lock); in ixgbe_fdir_filter_exit()
6507 struct net_device *netdev = adapter->netdev; in ixgbe_down()
6508 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_down()
6512 if (test_and_set_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_down()
6526 if (adapter->xdp_ring[0]) in ixgbe_down()
6533 clear_bit(__IXGBE_RESET_REQUESTED, &adapter->state); in ixgbe_down()
6534 adapter->flags2 &= ~IXGBE_FLAG2_FDIR_REQUIRES_REINIT; in ixgbe_down()
6535 adapter->flags &= ~IXGBE_FLAG_NEED_LINK_UPDATE; in ixgbe_down()
6537 del_timer_sync(&adapter->service_timer); in ixgbe_down()
6539 if (adapter->num_vfs) { in ixgbe_down()
6541 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EITRSEL, 0); in ixgbe_down()
6544 for (i = 0 ; i < adapter->num_vfs; i++) in ixgbe_down()
6545 adapter->vfinfo[i].clear_to_send = false; in ixgbe_down()
6554 if (!pci_channel_offline(adapter->pdev)) in ixgbe_down()
6558 if (hw->mac.ops.disable_tx_laser) in ixgbe_down()
6559 hw->mac.ops.disable_tx_laser(hw); in ixgbe_down()
6563 if (adapter->hw.mac.type == ixgbe_mac_e610) in ixgbe_down()
6568 * ixgbe_set_eee_capable - helper function to determine EEE support on X550
6573 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_set_eee_capable()
6575 switch (hw->device_id) { in ixgbe_set_eee_capable()
6578 if (!hw->phy.eee_speeds_supported) in ixgbe_set_eee_capable()
6580 adapter->flags2 |= IXGBE_FLAG2_EEE_CAPABLE; in ixgbe_set_eee_capable()
6581 if (!hw->phy.eee_speeds_advertised) in ixgbe_set_eee_capable()
6583 adapter->flags2 |= IXGBE_FLAG2_EEE_ENABLED; in ixgbe_set_eee_capable()
6586 adapter->flags2 &= ~IXGBE_FLAG2_EEE_CAPABLE; in ixgbe_set_eee_capable()
6587 adapter->flags2 &= ~IXGBE_FLAG2_EEE_ENABLED; in ixgbe_set_eee_capable()
6593 * ixgbe_tx_timeout - Respond to a Tx Hang
6608 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_init_dcb()
6612 switch (hw->mac.type) { in ixgbe_init_dcb()
6615 adapter->dcb_cfg.num_tcs.pg_tcs = MAX_TRAFFIC_CLASS; in ixgbe_init_dcb()
6616 adapter->dcb_cfg.num_tcs.pfc_tcs = MAX_TRAFFIC_CLASS; in ixgbe_init_dcb()
6621 adapter->dcb_cfg.num_tcs.pg_tcs = X540_TRAFFIC_CLASS; in ixgbe_init_dcb()
6622 adapter->dcb_cfg.num_tcs.pfc_tcs = X540_TRAFFIC_CLASS; in ixgbe_init_dcb()
6627 adapter->dcb_cfg.num_tcs.pg_tcs = DEF_TRAFFIC_CLASS; in ixgbe_init_dcb()
6628 adapter->dcb_cfg.num_tcs.pfc_tcs = DEF_TRAFFIC_CLASS; in ixgbe_init_dcb()
6634 tc = &adapter->dcb_cfg.tc_config[j]; in ixgbe_init_dcb()
6635 tc->path[DCB_TX_CONFIG].bwg_id = 0; in ixgbe_init_dcb()
6636 tc->path[DCB_TX_CONFIG].bwg_percent = 12 + (j & 1); in ixgbe_init_dcb()
6637 tc->path[DCB_RX_CONFIG].bwg_id = 0; in ixgbe_init_dcb()
6638 tc->path[DCB_RX_CONFIG].bwg_percent = 12 + (j & 1); in ixgbe_init_dcb()
6639 tc->dcb_pfc = pfc_disabled; in ixgbe_init_dcb()
6642 /* Initialize default user to priority mapping, UPx->TC0 */ in ixgbe_init_dcb()
6643 tc = &adapter->dcb_cfg.tc_config[0]; in ixgbe_init_dcb()
6644 tc->path[DCB_TX_CONFIG].up_to_tc_bitmap = 0xFF; in ixgbe_init_dcb()
6645 tc->path[DCB_RX_CONFIG].up_to_tc_bitmap = 0xFF; in ixgbe_init_dcb()
6647 adapter->dcb_cfg.bw_percentage[DCB_TX_CONFIG][0] = 100; in ixgbe_init_dcb()
6648 adapter->dcb_cfg.bw_percentage[DCB_RX_CONFIG][0] = 100; in ixgbe_init_dcb()
6649 adapter->dcb_cfg.pfc_mode_enable = false; in ixgbe_init_dcb()
6650 adapter->dcb_set_bitmap = 0x00; in ixgbe_init_dcb()
6651 if (adapter->flags & IXGBE_FLAG_DCB_CAPABLE) in ixgbe_init_dcb()
6652 adapter->dcbx_cap = DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_CEE; in ixgbe_init_dcb()
6653 memcpy(&adapter->temp_dcb_cfg, &adapter->dcb_cfg, in ixgbe_init_dcb()
6654 sizeof(adapter->temp_dcb_cfg)); in ixgbe_init_dcb()
6659 * ixgbe_sw_init - Initialize general software structures (struct ixgbe_adapter)
6670 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_sw_init()
6671 struct pci_dev *pdev = adapter->pdev; in ixgbe_sw_init()
6678 hw->vendor_id = pdev->vendor; in ixgbe_sw_init()
6679 hw->device_id = pdev->device; in ixgbe_sw_init()
6680 hw->revision_id = pdev->revision; in ixgbe_sw_init()
6681 hw->subsystem_vendor_id = pdev->subsystem_vendor; in ixgbe_sw_init()
6682 hw->subsystem_device_id = pdev->subsystem_device; in ixgbe_sw_init()
6684 hw->mac.max_link_up_time = IXGBE_LINK_UP_TIME; in ixgbe_sw_init()
6687 ii->get_invariants(hw); in ixgbe_sw_init()
6691 adapter->ring_feature[RING_F_RSS].limit = rss; in ixgbe_sw_init()
6692 adapter->flags2 |= IXGBE_FLAG2_RSC_CAPABLE; in ixgbe_sw_init()
6693 adapter->max_q_vectors = MAX_Q_VECTORS_82599; in ixgbe_sw_init()
6694 adapter->atr_sample_rate = 20; in ixgbe_sw_init()
6696 adapter->ring_feature[RING_F_FDIR].limit = fdir; in ixgbe_sw_init()
6697 adapter->fdir_pballoc = IXGBE_FDIR_PBALLOC_64K; in ixgbe_sw_init()
6698 adapter->ring_feature[RING_F_VMDQ].limit = 1; in ixgbe_sw_init()
6700 adapter->flags |= IXGBE_FLAG_DCA_CAPABLE; in ixgbe_sw_init()
6703 adapter->flags |= IXGBE_FLAG_DCB_CAPABLE; in ixgbe_sw_init()
6704 adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED; in ixgbe_sw_init()
6707 adapter->flags |= IXGBE_FLAG_FCOE_CAPABLE; in ixgbe_sw_init()
6708 adapter->flags &= ~IXGBE_FLAG_FCOE_ENABLED; in ixgbe_sw_init()
6711 adapter->fcoe.up = IXGBE_FCOE_DEFTC; in ixgbe_sw_init()
6716 adapter->jump_tables[0] = kzalloc(sizeof(*adapter->jump_tables[0]), in ixgbe_sw_init()
6718 if (!adapter->jump_tables[0]) in ixgbe_sw_init()
6719 return -ENOMEM; in ixgbe_sw_init()
6720 adapter->jump_tables[0]->mat = ixgbe_ipv4_fields; in ixgbe_sw_init()
6723 adapter->jump_tables[i] = NULL; in ixgbe_sw_init()
6725 adapter->mac_table = kcalloc(hw->mac.num_rar_entries, in ixgbe_sw_init()
6728 if (!adapter->mac_table) in ixgbe_sw_init()
6729 return -ENOMEM; in ixgbe_sw_init()
6732 return -ENOMEM; in ixgbe_sw_init()
6734 adapter->af_xdp_zc_qps = bitmap_zalloc(IXGBE_MAX_XDP_QS, GFP_KERNEL); in ixgbe_sw_init()
6735 if (!adapter->af_xdp_zc_qps) in ixgbe_sw_init()
6736 return -ENOMEM; in ixgbe_sw_init()
6739 switch (hw->mac.type) { in ixgbe_sw_init()
6741 adapter->flags2 &= ~IXGBE_FLAG2_RSC_CAPABLE; in ixgbe_sw_init()
6743 if (hw->device_id == IXGBE_DEV_ID_82598AT) in ixgbe_sw_init()
6744 adapter->flags |= IXGBE_FLAG_FAN_FAIL_CAPABLE; in ixgbe_sw_init()
6746 adapter->max_q_vectors = MAX_Q_VECTORS_82598; in ixgbe_sw_init()
6747 adapter->ring_feature[RING_F_FDIR].limit = 0; in ixgbe_sw_init()
6748 adapter->atr_sample_rate = 0; in ixgbe_sw_init()
6749 adapter->fdir_pballoc = 0; in ixgbe_sw_init()
6751 adapter->flags &= ~IXGBE_FLAG_FCOE_CAPABLE; in ixgbe_sw_init()
6752 adapter->flags &= ~IXGBE_FLAG_FCOE_ENABLED; in ixgbe_sw_init()
6754 adapter->fcoe.up = 0; in ixgbe_sw_init()
6759 if (hw->device_id == IXGBE_DEV_ID_82599_T3_LOM) in ixgbe_sw_init()
6760 adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_CAPABLE; in ixgbe_sw_init()
6765 adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_CAPABLE; in ixgbe_sw_init()
6768 switch (hw->device_id) { in ixgbe_sw_init()
6771 adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_CAPABLE; in ixgbe_sw_init()
6779 adapter->flags &= ~IXGBE_FLAG_DCB_CAPABLE; in ixgbe_sw_init()
6782 adapter->flags &= ~IXGBE_FLAG_FCOE_CAPABLE; in ixgbe_sw_init()
6784 adapter->fcoe.up = 0; in ixgbe_sw_init()
6789 if (hw->mac.type == ixgbe_mac_X550) in ixgbe_sw_init()
6790 adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_CAPABLE; in ixgbe_sw_init()
6792 adapter->flags &= ~IXGBE_FLAG_DCA_CAPABLE; in ixgbe_sw_init()
6801 spin_lock_init(&adapter->fcoe.lock); in ixgbe_sw_init()
6804 /* n-tuple support exists, always init our spinlock */ in ixgbe_sw_init()
6805 spin_lock_init(&adapter->fdir_perfect_lock); in ixgbe_sw_init()
6808 spin_lock_init(&adapter->vfs_lock); in ixgbe_sw_init()
6816 hw->fc.requested_mode = ixgbe_fc_full; in ixgbe_sw_init()
6817 hw->fc.current_mode = ixgbe_fc_full; /* init for ethtool output */ in ixgbe_sw_init()
6819 hw->fc.pause_time = IXGBE_DEFAULT_FCPAUSE; in ixgbe_sw_init()
6820 hw->fc.send_xon = true; in ixgbe_sw_init()
6821 hw->fc.disable_fc_autoneg = ixgbe_device_supports_autoneg_fc(hw); in ixgbe_sw_init()
6825 …e_dev_warn("Enabling SR-IOV VFs using the max_vfs module parameter is deprecated - please use the … in ixgbe_sw_init()
6827 /* assign number of SR-IOV VFs */ in ixgbe_sw_init()
6828 if (hw->mac.type != ixgbe_mac_82598EB) { in ixgbe_sw_init()
6831 e_dev_warn("max_vfs parameter out of range. Not assigning any SR-IOV VFs\n"); in ixgbe_sw_init()
6837 adapter->rx_itr_setting = 1; in ixgbe_sw_init()
6838 adapter->tx_itr_setting = 1; in ixgbe_sw_init()
6841 adapter->tx_ring_count = IXGBE_DEFAULT_TXD; in ixgbe_sw_init()
6842 adapter->rx_ring_count = IXGBE_DEFAULT_RXD; in ixgbe_sw_init()
6845 adapter->tx_work_limit = IXGBE_DEFAULT_TX_WORK; in ixgbe_sw_init()
6850 return -EIO; in ixgbe_sw_init()
6854 set_bit(0, adapter->fwd_bitmask); in ixgbe_sw_init()
6855 set_bit(__IXGBE_DOWN, &adapter->state); in ixgbe_sw_init()
6865 * ixgbe_setup_tx_resources - allocate Tx resources (Descriptors)
6872 struct device *dev = tx_ring->dev; in ixgbe_setup_tx_resources()
6877 size = sizeof(struct ixgbe_tx_buffer) * tx_ring->count; in ixgbe_setup_tx_resources()
6879 if (tx_ring->q_vector) in ixgbe_setup_tx_resources()
6880 ring_node = tx_ring->q_vector->numa_node; in ixgbe_setup_tx_resources()
6882 tx_ring->tx_buffer_info = vmalloc_node(size, ring_node); in ixgbe_setup_tx_resources()
6883 if (!tx_ring->tx_buffer_info) in ixgbe_setup_tx_resources()
6884 tx_ring->tx_buffer_info = vmalloc(size); in ixgbe_setup_tx_resources()
6885 if (!tx_ring->tx_buffer_info) in ixgbe_setup_tx_resources()
6889 tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc); in ixgbe_setup_tx_resources()
6890 tx_ring->size = ALIGN(tx_ring->size, 4096); in ixgbe_setup_tx_resources()
6893 tx_ring->desc = dma_alloc_coherent(dev, in ixgbe_setup_tx_resources()
6894 tx_ring->size, in ixgbe_setup_tx_resources()
6895 &tx_ring->dma, in ixgbe_setup_tx_resources()
6898 if (!tx_ring->desc) in ixgbe_setup_tx_resources()
6899 tx_ring->desc = dma_alloc_coherent(dev, tx_ring->size, in ixgbe_setup_tx_resources()
6900 &tx_ring->dma, GFP_KERNEL); in ixgbe_setup_tx_resources()
6901 if (!tx_ring->desc) in ixgbe_setup_tx_resources()
6904 tx_ring->next_to_use = 0; in ixgbe_setup_tx_resources()
6905 tx_ring->next_to_clean = 0; in ixgbe_setup_tx_resources()
6909 vfree(tx_ring->tx_buffer_info); in ixgbe_setup_tx_resources()
6910 tx_ring->tx_buffer_info = NULL; in ixgbe_setup_tx_resources()
6912 return -ENOMEM; in ixgbe_setup_tx_resources()
6916 * ixgbe_setup_all_tx_resources - allocate all queues Tx resources
6929 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_setup_all_tx_resources()
6930 err = ixgbe_setup_tx_resources(adapter->tx_ring[i]); in ixgbe_setup_all_tx_resources()
6937 for (j = 0; j < adapter->num_xdp_queues; j++) { in ixgbe_setup_all_tx_resources()
6938 err = ixgbe_setup_tx_resources(adapter->xdp_ring[j]); in ixgbe_setup_all_tx_resources()
6949 while (j--) in ixgbe_setup_all_tx_resources()
6950 ixgbe_free_tx_resources(adapter->xdp_ring[j]); in ixgbe_setup_all_tx_resources()
6951 while (i--) in ixgbe_setup_all_tx_resources()
6952 ixgbe_free_tx_resources(adapter->tx_ring[i]); in ixgbe_setup_all_tx_resources()
6958 struct ixgbe_q_vector *q_vector = rx_ring->q_vector; in ixgbe_rx_napi_id()
6960 return q_vector ? q_vector->napi.napi_id : 0; in ixgbe_rx_napi_id()
6964 * ixgbe_setup_rx_resources - allocate Rx resources (Descriptors)
6973 struct device *dev = rx_ring->dev; in ixgbe_setup_rx_resources()
6978 size = sizeof(struct ixgbe_rx_buffer) * rx_ring->count; in ixgbe_setup_rx_resources()
6980 if (rx_ring->q_vector) in ixgbe_setup_rx_resources()
6981 ring_node = rx_ring->q_vector->numa_node; in ixgbe_setup_rx_resources()
6983 rx_ring->rx_buffer_info = vmalloc_node(size, ring_node); in ixgbe_setup_rx_resources()
6984 if (!rx_ring->rx_buffer_info) in ixgbe_setup_rx_resources()
6985 rx_ring->rx_buffer_info = vmalloc(size); in ixgbe_setup_rx_resources()
6986 if (!rx_ring->rx_buffer_info) in ixgbe_setup_rx_resources()
6990 rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc); in ixgbe_setup_rx_resources()
6991 rx_ring->size = ALIGN(rx_ring->size, 4096); in ixgbe_setup_rx_resources()
6994 rx_ring->desc = dma_alloc_coherent(dev, in ixgbe_setup_rx_resources()
6995 rx_ring->size, in ixgbe_setup_rx_resources()
6996 &rx_ring->dma, in ixgbe_setup_rx_resources()
6999 if (!rx_ring->desc) in ixgbe_setup_rx_resources()
7000 rx_ring->desc = dma_alloc_coherent(dev, rx_ring->size, in ixgbe_setup_rx_resources()
7001 &rx_ring->dma, GFP_KERNEL); in ixgbe_setup_rx_resources()
7002 if (!rx_ring->desc) in ixgbe_setup_rx_resources()
7005 rx_ring->next_to_clean = 0; in ixgbe_setup_rx_resources()
7006 rx_ring->next_to_use = 0; in ixgbe_setup_rx_resources()
7008 /* XDP RX-queue info */ in ixgbe_setup_rx_resources()
7009 if (xdp_rxq_info_reg(&rx_ring->xdp_rxq, adapter->netdev, in ixgbe_setup_rx_resources()
7010 rx_ring->queue_index, ixgbe_rx_napi_id(rx_ring)) < 0) in ixgbe_setup_rx_resources()
7013 WRITE_ONCE(rx_ring->xdp_prog, adapter->xdp_prog); in ixgbe_setup_rx_resources()
7017 vfree(rx_ring->rx_buffer_info); in ixgbe_setup_rx_resources()
7018 rx_ring->rx_buffer_info = NULL; in ixgbe_setup_rx_resources()
7020 return -ENOMEM; in ixgbe_setup_rx_resources()
7024 * ixgbe_setup_all_rx_resources - allocate all queues Rx resources
7037 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_setup_all_rx_resources()
7038 err = ixgbe_setup_rx_resources(adapter, adapter->rx_ring[i]); in ixgbe_setup_all_rx_resources()
7053 while (i--) in ixgbe_setup_all_rx_resources()
7054 ixgbe_free_rx_resources(adapter->rx_ring[i]); in ixgbe_setup_all_rx_resources()
7059 * ixgbe_free_tx_resources - Free Tx Resources per Queue
7068 vfree(tx_ring->tx_buffer_info); in ixgbe_free_tx_resources()
7069 tx_ring->tx_buffer_info = NULL; in ixgbe_free_tx_resources()
7072 if (!tx_ring->desc) in ixgbe_free_tx_resources()
7075 dma_free_coherent(tx_ring->dev, tx_ring->size, in ixgbe_free_tx_resources()
7076 tx_ring->desc, tx_ring->dma); in ixgbe_free_tx_resources()
7078 tx_ring->desc = NULL; in ixgbe_free_tx_resources()
7082 * ixgbe_free_all_tx_resources - Free Tx Resources for All Queues
7091 for (i = 0; i < adapter->num_tx_queues; i++) in ixgbe_free_all_tx_resources()
7092 if (adapter->tx_ring[i]->desc) in ixgbe_free_all_tx_resources()
7093 ixgbe_free_tx_resources(adapter->tx_ring[i]); in ixgbe_free_all_tx_resources()
7094 for (i = 0; i < adapter->num_xdp_queues; i++) in ixgbe_free_all_tx_resources()
7095 if (adapter->xdp_ring[i]->desc) in ixgbe_free_all_tx_resources()
7096 ixgbe_free_tx_resources(adapter->xdp_ring[i]); in ixgbe_free_all_tx_resources()
7100 * ixgbe_free_rx_resources - Free Rx Resources
7109 rx_ring->xdp_prog = NULL; in ixgbe_free_rx_resources()
7110 xdp_rxq_info_unreg(&rx_ring->xdp_rxq); in ixgbe_free_rx_resources()
7111 vfree(rx_ring->rx_buffer_info); in ixgbe_free_rx_resources()
7112 rx_ring->rx_buffer_info = NULL; in ixgbe_free_rx_resources()
7115 if (!rx_ring->desc) in ixgbe_free_rx_resources()
7118 dma_free_coherent(rx_ring->dev, rx_ring->size, in ixgbe_free_rx_resources()
7119 rx_ring->desc, rx_ring->dma); in ixgbe_free_rx_resources()
7121 rx_ring->desc = NULL; in ixgbe_free_rx_resources()
7125 * ixgbe_free_all_rx_resources - Free Rx Resources for All Queues
7138 for (i = 0; i < adapter->num_rx_queues; i++) in ixgbe_free_all_rx_resources()
7139 if (adapter->rx_ring[i]->desc) in ixgbe_free_all_rx_resources()
7140 ixgbe_free_rx_resources(adapter->rx_ring[i]); in ixgbe_free_all_rx_resources()
7144 * ixgbe_max_xdp_frame_size - returns the maximum allowed frame size for XDP
7149 if (PAGE_SIZE >= 8192 || adapter->flags2 & IXGBE_FLAG2_RX_LEGACY) in ixgbe_max_xdp_frame_size()
7156 * ixgbe_change_mtu - Change the Maximum Transfer Unit
7171 return -EINVAL; in ixgbe_change_mtu()
7180 if ((adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) && in ixgbe_change_mtu()
7181 (adapter->hw.mac.type == ixgbe_mac_82599EB) && in ixgbe_change_mtu()
7186 netdev->mtu, new_mtu); in ixgbe_change_mtu()
7189 WRITE_ONCE(netdev->mtu, new_mtu); in ixgbe_change_mtu()
7198 * ixgbe_open - Called when a network interface is made active
7212 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_open()
7216 if (test_bit(__IXGBE_TESTING, &adapter->state)) in ixgbe_open()
7217 return -EBUSY; in ixgbe_open()
7238 queues = adapter->num_tx_queues; in ixgbe_open()
7243 queues = adapter->num_rx_queues; in ixgbe_open()
7253 if (adapter->hw.mac.type == ixgbe_mac_e610) { in ixgbe_open()
7254 int err = ixgbe_update_link_info(&adapter->hw); in ixgbe_open()
7260 adapter->hw.link.link_info.link_cfg_err); in ixgbe_open()
7262 err = ixgbe_non_sfp_link_config(&adapter->hw); in ixgbe_open()
7263 if (ixgbe_non_sfp_link_config(&adapter->hw)) in ixgbe_open()
7273 if (hw->phy.ops.set_phy_power && !adapter->wol) in ixgbe_open()
7274 hw->phy.ops.set_phy_power(&adapter->hw, false); in ixgbe_open()
7287 if (adapter->hw.phy.ops.enter_lplu) { in ixgbe_close_suspend()
7288 adapter->hw.phy.reset_disable = true; in ixgbe_close_suspend()
7290 adapter->hw.phy.ops.enter_lplu(&adapter->hw); in ixgbe_close_suspend()
7291 adapter->hw.phy.reset_disable = false; in ixgbe_close_suspend()
7303 * ixgbe_close - Disables a network interface
7308 * The close entry point is called when an interface is de-activated
7333 struct net_device *netdev = adapter->netdev; in ixgbe_resume()
7336 adapter->hw.hw_addr = adapter->io_addr; in ixgbe_resume()
7344 clear_bit(__IXGBE_DISABLED, &adapter->state); in ixgbe_resume()
7351 IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0); in ixgbe_resume()
7369 struct net_device *netdev = adapter->netdev; in __ixgbe_shutdown()
7370 struct ixgbe_hw *hw = &adapter->hw; in __ixgbe_shutdown()
7372 u32 wufc = adapter->wol; in __ixgbe_shutdown()
7383 if (hw->mac.ops.stop_link_on_d3) in __ixgbe_shutdown()
7384 hw->mac.ops.stop_link_on_d3(hw); in __ixgbe_shutdown()
7392 if (hw->mac.ops.enable_tx_laser) in __ixgbe_shutdown()
7393 hw->mac.ops.enable_tx_laser(hw); in __ixgbe_shutdown()
7410 switch (hw->mac.type) { in __ixgbe_shutdown()
7427 if (hw->phy.ops.set_phy_power && !*enable_wake) in __ixgbe_shutdown()
7428 hw->phy.ops.set_phy_power(hw, false); in __ixgbe_shutdown()
7432 if (!test_and_set_bit(__IXGBE_DISABLED, &adapter->state)) in __ixgbe_shutdown()
7464 * ixgbe_update_stats - Update the board statistics counters.
7469 struct net_device *netdev = adapter->netdev; in ixgbe_update_stats()
7470 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_update_stats()
7471 struct ixgbe_hw_stats *hwstats = &adapter->stats; in ixgbe_update_stats()
7479 if (test_bit(__IXGBE_DOWN, &adapter->state) || in ixgbe_update_stats()
7480 test_bit(__IXGBE_RESETTING, &adapter->state)) in ixgbe_update_stats()
7483 if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) { in ixgbe_update_stats()
7486 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_update_stats()
7487 rsc_count += adapter->rx_ring[i]->rx_stats.rsc_count; in ixgbe_update_stats()
7488 rsc_flush += adapter->rx_ring[i]->rx_stats.rsc_flush; in ixgbe_update_stats()
7490 adapter->rsc_total_count = rsc_count; in ixgbe_update_stats()
7491 adapter->rsc_total_flush = rsc_flush; in ixgbe_update_stats()
7494 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_update_stats()
7495 struct ixgbe_ring *rx_ring = READ_ONCE(adapter->rx_ring[i]); in ixgbe_update_stats()
7499 non_eop_descs += rx_ring->rx_stats.non_eop_descs; in ixgbe_update_stats()
7500 alloc_rx_page += rx_ring->rx_stats.alloc_rx_page; in ixgbe_update_stats()
7501 alloc_rx_page_failed += rx_ring->rx_stats.alloc_rx_page_failed; in ixgbe_update_stats()
7502 alloc_rx_buff_failed += rx_ring->rx_stats.alloc_rx_buff_failed; in ixgbe_update_stats()
7503 hw_csum_rx_error += rx_ring->rx_stats.csum_err; in ixgbe_update_stats()
7504 bytes += rx_ring->stats.bytes; in ixgbe_update_stats()
7505 packets += rx_ring->stats.packets; in ixgbe_update_stats()
7507 adapter->non_eop_descs = non_eop_descs; in ixgbe_update_stats()
7508 adapter->alloc_rx_page = alloc_rx_page; in ixgbe_update_stats()
7509 adapter->alloc_rx_page_failed = alloc_rx_page_failed; in ixgbe_update_stats()
7510 adapter->alloc_rx_buff_failed = alloc_rx_buff_failed; in ixgbe_update_stats()
7511 adapter->hw_csum_rx_error = hw_csum_rx_error; in ixgbe_update_stats()
7512 netdev->stats.rx_bytes = bytes; in ixgbe_update_stats()
7513 netdev->stats.rx_packets = packets; in ixgbe_update_stats()
7518 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_update_stats()
7519 struct ixgbe_ring *tx_ring = READ_ONCE(adapter->tx_ring[i]); in ixgbe_update_stats()
7523 restart_queue += tx_ring->tx_stats.restart_queue; in ixgbe_update_stats()
7524 tx_busy += tx_ring->tx_stats.tx_busy; in ixgbe_update_stats()
7525 bytes += tx_ring->stats.bytes; in ixgbe_update_stats()
7526 packets += tx_ring->stats.packets; in ixgbe_update_stats()
7528 for (i = 0; i < adapter->num_xdp_queues; i++) { in ixgbe_update_stats()
7529 struct ixgbe_ring *xdp_ring = READ_ONCE(adapter->xdp_ring[i]); in ixgbe_update_stats()
7533 restart_queue += xdp_ring->tx_stats.restart_queue; in ixgbe_update_stats()
7534 tx_busy += xdp_ring->tx_stats.tx_busy; in ixgbe_update_stats()
7535 bytes += xdp_ring->stats.bytes; in ixgbe_update_stats()
7536 packets += xdp_ring->stats.packets; in ixgbe_update_stats()
7538 adapter->restart_queue = restart_queue; in ixgbe_update_stats()
7539 adapter->tx_busy = tx_busy; in ixgbe_update_stats()
7540 netdev->stats.tx_bytes = bytes; in ixgbe_update_stats()
7541 netdev->stats.tx_packets = packets; in ixgbe_update_stats()
7543 hwstats->crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS); in ixgbe_update_stats()
7550 hwstats->mpc[i] += mpc; in ixgbe_update_stats()
7551 total_mpc += hwstats->mpc[i]; in ixgbe_update_stats()
7552 hwstats->pxontxc[i] += IXGBE_READ_REG(hw, IXGBE_PXONTXC(i)); in ixgbe_update_stats()
7553 hwstats->pxofftxc[i] += IXGBE_READ_REG(hw, IXGBE_PXOFFTXC(i)); in ixgbe_update_stats()
7554 switch (hw->mac.type) { in ixgbe_update_stats()
7556 hwstats->rnbc[i] += IXGBE_READ_REG(hw, IXGBE_RNBC(i)); in ixgbe_update_stats()
7557 hwstats->qbtc[i] += IXGBE_READ_REG(hw, IXGBE_QBTC(i)); in ixgbe_update_stats()
7558 hwstats->qbrc[i] += IXGBE_READ_REG(hw, IXGBE_QBRC(i)); in ixgbe_update_stats()
7559 hwstats->pxonrxc[i] += in ixgbe_update_stats()
7568 hwstats->pxonrxc[i] += in ixgbe_update_stats()
7578 hwstats->qptc[i] += IXGBE_READ_REG(hw, IXGBE_QPTC(i)); in ixgbe_update_stats()
7579 hwstats->qprc[i] += IXGBE_READ_REG(hw, IXGBE_QPRC(i)); in ixgbe_update_stats()
7580 if (hw->mac.type == ixgbe_mac_82599EB || in ixgbe_update_stats()
7581 hw->mac.type == ixgbe_mac_X540 || in ixgbe_update_stats()
7582 hw->mac.type == ixgbe_mac_X550 || in ixgbe_update_stats()
7583 hw->mac.type == ixgbe_mac_X550EM_x || in ixgbe_update_stats()
7584 hw->mac.type == ixgbe_mac_x550em_a || in ixgbe_update_stats()
7585 hw->mac.type == ixgbe_mac_e610) { in ixgbe_update_stats()
7586 hwstats->qbtc[i] += IXGBE_READ_REG(hw, IXGBE_QBTC_L(i)); in ixgbe_update_stats()
7588 hwstats->qbrc[i] += IXGBE_READ_REG(hw, IXGBE_QBRC_L(i)); in ixgbe_update_stats()
7593 hwstats->gprc += IXGBE_READ_REG(hw, IXGBE_GPRC); in ixgbe_update_stats()
7595 hwstats->gprc -= missed_rx; in ixgbe_update_stats()
7600 switch (hw->mac.type) { in ixgbe_update_stats()
7602 hwstats->lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXC); in ixgbe_update_stats()
7603 hwstats->gorc += IXGBE_READ_REG(hw, IXGBE_GORCH); in ixgbe_update_stats()
7604 hwstats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCH); in ixgbe_update_stats()
7605 hwstats->tor += IXGBE_READ_REG(hw, IXGBE_TORH); in ixgbe_update_stats()
7613 hwstats->o2bgptc += IXGBE_READ_REG(hw, IXGBE_O2BGPTC); in ixgbe_update_stats()
7614 hwstats->o2bspc += IXGBE_READ_REG(hw, IXGBE_O2BSPC); in ixgbe_update_stats()
7615 hwstats->b2ospc += IXGBE_READ_REG(hw, IXGBE_B2OSPC); in ixgbe_update_stats()
7616 hwstats->b2ogprc += IXGBE_READ_REG(hw, IXGBE_B2OGPRC); in ixgbe_update_stats()
7620 adapter->hw_rx_no_dma_resources += in ixgbe_update_stats()
7622 hwstats->gorc += IXGBE_READ_REG(hw, IXGBE_GORCL); in ixgbe_update_stats()
7624 hwstats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCL); in ixgbe_update_stats()
7626 hwstats->tor += IXGBE_READ_REG(hw, IXGBE_TORL); in ixgbe_update_stats()
7628 hwstats->lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXCNT); in ixgbe_update_stats()
7629 hwstats->fdirmatch += IXGBE_READ_REG(hw, IXGBE_FDIRMATCH); in ixgbe_update_stats()
7630 hwstats->fdirmiss += IXGBE_READ_REG(hw, IXGBE_FDIRMISS); in ixgbe_update_stats()
7632 hwstats->fccrc += IXGBE_READ_REG(hw, IXGBE_FCCRC); in ixgbe_update_stats()
7633 hwstats->fcoerpdc += IXGBE_READ_REG(hw, IXGBE_FCOERPDC); in ixgbe_update_stats()
7634 hwstats->fcoeprc += IXGBE_READ_REG(hw, IXGBE_FCOEPRC); in ixgbe_update_stats()
7635 hwstats->fcoeptc += IXGBE_READ_REG(hw, IXGBE_FCOEPTC); in ixgbe_update_stats()
7636 hwstats->fcoedwrc += IXGBE_READ_REG(hw, IXGBE_FCOEDWRC); in ixgbe_update_stats()
7637 hwstats->fcoedwtc += IXGBE_READ_REG(hw, IXGBE_FCOEDWTC); in ixgbe_update_stats()
7639 if (adapter->fcoe.ddp_pool) { in ixgbe_update_stats()
7640 struct ixgbe_fcoe *fcoe = &adapter->fcoe; in ixgbe_update_stats()
7645 ddp_pool = per_cpu_ptr(fcoe->ddp_pool, cpu); in ixgbe_update_stats()
7646 noddp += ddp_pool->noddp; in ixgbe_update_stats()
7647 noddp_ext_buff += ddp_pool->noddp_ext_buff; in ixgbe_update_stats()
7649 hwstats->fcoe_noddp = noddp; in ixgbe_update_stats()
7650 hwstats->fcoe_noddp_ext_buff = noddp_ext_buff; in ixgbe_update_stats()
7658 hwstats->bprc += bprc; in ixgbe_update_stats()
7659 hwstats->mprc += IXGBE_READ_REG(hw, IXGBE_MPRC); in ixgbe_update_stats()
7660 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_update_stats()
7661 hwstats->mprc -= bprc; in ixgbe_update_stats()
7662 hwstats->roc += IXGBE_READ_REG(hw, IXGBE_ROC); in ixgbe_update_stats()
7663 hwstats->prc64 += IXGBE_READ_REG(hw, IXGBE_PRC64); in ixgbe_update_stats()
7664 hwstats->prc127 += IXGBE_READ_REG(hw, IXGBE_PRC127); in ixgbe_update_stats()
7665 hwstats->prc255 += IXGBE_READ_REG(hw, IXGBE_PRC255); in ixgbe_update_stats()
7666 hwstats->prc511 += IXGBE_READ_REG(hw, IXGBE_PRC511); in ixgbe_update_stats()
7667 hwstats->prc1023 += IXGBE_READ_REG(hw, IXGBE_PRC1023); in ixgbe_update_stats()
7668 hwstats->prc1522 += IXGBE_READ_REG(hw, IXGBE_PRC1522); in ixgbe_update_stats()
7669 hwstats->rlec += IXGBE_READ_REG(hw, IXGBE_RLEC); in ixgbe_update_stats()
7671 hwstats->lxontxc += lxon; in ixgbe_update_stats()
7673 hwstats->lxofftxc += lxoff; in ixgbe_update_stats()
7674 hwstats->gptc += IXGBE_READ_REG(hw, IXGBE_GPTC); in ixgbe_update_stats()
7675 hwstats->mptc += IXGBE_READ_REG(hw, IXGBE_MPTC); in ixgbe_update_stats()
7677 * 82598 errata - tx of flow control packets is included in tx counters in ixgbe_update_stats()
7680 hwstats->gptc -= xon_off_tot; in ixgbe_update_stats()
7681 hwstats->mptc -= xon_off_tot; in ixgbe_update_stats()
7682 hwstats->gotc -= (xon_off_tot * (ETH_ZLEN + ETH_FCS_LEN)); in ixgbe_update_stats()
7683 hwstats->ruc += IXGBE_READ_REG(hw, IXGBE_RUC); in ixgbe_update_stats()
7684 hwstats->rfc += IXGBE_READ_REG(hw, IXGBE_RFC); in ixgbe_update_stats()
7685 hwstats->rjc += IXGBE_READ_REG(hw, IXGBE_RJC); in ixgbe_update_stats()
7686 hwstats->tpr += IXGBE_READ_REG(hw, IXGBE_TPR); in ixgbe_update_stats()
7687 hwstats->ptc64 += IXGBE_READ_REG(hw, IXGBE_PTC64); in ixgbe_update_stats()
7688 hwstats->ptc64 -= xon_off_tot; in ixgbe_update_stats()
7689 hwstats->ptc127 += IXGBE_READ_REG(hw, IXGBE_PTC127); in ixgbe_update_stats()
7690 hwstats->ptc255 += IXGBE_READ_REG(hw, IXGBE_PTC255); in ixgbe_update_stats()
7691 hwstats->ptc511 += IXGBE_READ_REG(hw, IXGBE_PTC511); in ixgbe_update_stats()
7692 hwstats->ptc1023 += IXGBE_READ_REG(hw, IXGBE_PTC1023); in ixgbe_update_stats()
7693 hwstats->ptc1522 += IXGBE_READ_REG(hw, IXGBE_PTC1522); in ixgbe_update_stats()
7694 hwstats->bptc += IXGBE_READ_REG(hw, IXGBE_BPTC); in ixgbe_update_stats()
7697 netdev->stats.multicast = hwstats->mprc; in ixgbe_update_stats()
7700 netdev->stats.rx_errors = hwstats->crcerrs + hwstats->rlec; in ixgbe_update_stats()
7701 netdev->stats.rx_dropped = 0; in ixgbe_update_stats()
7702 netdev->stats.rx_length_errors = hwstats->rlec; in ixgbe_update_stats()
7703 netdev->stats.rx_crc_errors = hwstats->crcerrs; in ixgbe_update_stats()
7704 netdev->stats.rx_missed_errors = total_mpc; in ixgbe_update_stats()
7706 /* VF Stats Collection - skip while resetting because these in ixgbe_update_stats()
7710 if (!test_bit(__IXGBE_RESETTING, &adapter->state)) { in ixgbe_update_stats()
7711 for (i = 0; i < adapter->num_vfs; i++) { in ixgbe_update_stats()
7713 adapter->vfinfo[i].last_vfstats.gprc, in ixgbe_update_stats()
7714 adapter->vfinfo[i].vfstats.gprc); in ixgbe_update_stats()
7716 adapter->vfinfo[i].last_vfstats.gptc, in ixgbe_update_stats()
7717 adapter->vfinfo[i].vfstats.gptc); in ixgbe_update_stats()
7720 adapter->vfinfo[i].last_vfstats.gorc, in ixgbe_update_stats()
7721 adapter->vfinfo[i].vfstats.gorc); in ixgbe_update_stats()
7724 adapter->vfinfo[i].last_vfstats.gotc, in ixgbe_update_stats()
7725 adapter->vfinfo[i].vfstats.gotc); in ixgbe_update_stats()
7727 adapter->vfinfo[i].last_vfstats.mprc, in ixgbe_update_stats()
7728 adapter->vfinfo[i].vfstats.mprc); in ixgbe_update_stats()
7734 * ixgbe_fdir_reinit_subtask - worker thread to reinit FDIR filter table
7739 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_fdir_reinit_subtask()
7742 if (!(adapter->flags2 & IXGBE_FLAG2_FDIR_REQUIRES_REINIT)) in ixgbe_fdir_reinit_subtask()
7745 adapter->flags2 &= ~IXGBE_FLAG2_FDIR_REQUIRES_REINIT; in ixgbe_fdir_reinit_subtask()
7748 if (test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_fdir_reinit_subtask()
7752 if (!(adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE)) in ixgbe_fdir_reinit_subtask()
7755 adapter->fdir_overflow++; in ixgbe_fdir_reinit_subtask()
7758 for (i = 0; i < adapter->num_tx_queues; i++) in ixgbe_fdir_reinit_subtask()
7760 &(adapter->tx_ring[i]->state)); in ixgbe_fdir_reinit_subtask()
7761 for (i = 0; i < adapter->num_xdp_queues; i++) in ixgbe_fdir_reinit_subtask()
7763 &adapter->xdp_ring[i]->state); in ixgbe_fdir_reinit_subtask()
7764 /* re-enable flow director interrupts */ in ixgbe_fdir_reinit_subtask()
7767 e_err(probe, "failed to finish FDIR re-initialization, " in ixgbe_fdir_reinit_subtask()
7773 * ixgbe_check_hang_subtask - check for hung queues and dropped interrupts
7783 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_hang_subtask()
7788 if (test_bit(__IXGBE_DOWN, &adapter->state) || in ixgbe_check_hang_subtask()
7789 test_bit(__IXGBE_REMOVING, &adapter->state) || in ixgbe_check_hang_subtask()
7790 test_bit(__IXGBE_RESETTING, &adapter->state)) in ixgbe_check_hang_subtask()
7794 if (netif_carrier_ok(adapter->netdev)) { in ixgbe_check_hang_subtask()
7795 for (i = 0; i < adapter->num_tx_queues; i++) in ixgbe_check_hang_subtask()
7796 set_check_for_tx_hang(adapter->tx_ring[i]); in ixgbe_check_hang_subtask()
7797 for (i = 0; i < adapter->num_xdp_queues; i++) in ixgbe_check_hang_subtask()
7798 set_check_for_tx_hang(adapter->xdp_ring[i]); in ixgbe_check_hang_subtask()
7801 if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) { in ixgbe_check_hang_subtask()
7811 for (i = 0; i < adapter->num_q_vectors; i++) { in ixgbe_check_hang_subtask()
7812 struct ixgbe_q_vector *qv = adapter->q_vector[i]; in ixgbe_check_hang_subtask()
7813 if (qv->rx.ring || qv->tx.ring) in ixgbe_check_hang_subtask()
7823 * ixgbe_watchdog_update_link - update the link status
7828 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_watchdog_update_link()
7829 u32 link_speed = adapter->link_speed; in ixgbe_watchdog_update_link()
7830 bool link_up = adapter->link_up; in ixgbe_watchdog_update_link()
7831 bool pfc_en = adapter->dcb_cfg.pfc_mode_enable; in ixgbe_watchdog_update_link()
7833 if (!(adapter->flags & IXGBE_FLAG_NEED_LINK_UPDATE)) in ixgbe_watchdog_update_link()
7836 if (hw->mac.ops.check_link) { in ixgbe_watchdog_update_link()
7837 hw->mac.ops.check_link(hw, &link_speed, &link_up, false); in ixgbe_watchdog_update_link()
7844 if (adapter->ixgbe_ieee_pfc) in ixgbe_watchdog_update_link()
7845 pfc_en |= !!(adapter->ixgbe_ieee_pfc->pfc_en); in ixgbe_watchdog_update_link()
7847 if (link_up && !((adapter->flags & IXGBE_FLAG_DCB_ENABLED) && pfc_en)) { in ixgbe_watchdog_update_link()
7848 hw->mac.ops.fc_enable(hw); in ixgbe_watchdog_update_link()
7853 time_after(jiffies, (adapter->link_check_timeout + in ixgbe_watchdog_update_link()
7855 adapter->flags &= ~IXGBE_FLAG_NEED_LINK_UPDATE; in ixgbe_watchdog_update_link()
7860 adapter->link_up = link_up; in ixgbe_watchdog_update_link()
7861 adapter->link_speed = link_speed; in ixgbe_watchdog_update_link()
7867 struct net_device *netdev = adapter->netdev; in ixgbe_update_default_up()
7874 if (adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE) in ixgbe_update_default_up()
7877 adapter->default_up = (up > 1) ? (ffs(up) - 1) : 0; in ixgbe_update_default_up()
7882 * ixgbe_watchdog_link_is_up - update netif_carrier status and
7888 struct net_device *netdev = adapter->netdev; in ixgbe_watchdog_link_is_up()
7889 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_watchdog_link_is_up()
7890 u32 link_speed = adapter->link_speed; in ixgbe_watchdog_link_is_up()
7898 adapter->flags2 &= ~IXGBE_FLAG2_SEARCH_FOR_SFP; in ixgbe_watchdog_link_is_up()
7900 switch (hw->mac.type) { in ixgbe_watchdog_link_is_up()
7926 adapter->last_rx_ptp_check = jiffies; in ixgbe_watchdog_link_is_up()
7928 if (test_bit(__IXGBE_PTP_RUNNING, &adapter->state)) in ixgbe_watchdog_link_is_up()
7963 netif_tx_wake_all_queues(adapter->netdev); in ixgbe_watchdog_link_is_up()
7973 * ixgbe_watchdog_link_is_down - update netif_carrier status and
7979 struct net_device *netdev = adapter->netdev; in ixgbe_watchdog_link_is_down()
7980 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_watchdog_link_is_down()
7982 adapter->link_up = false; in ixgbe_watchdog_link_is_down()
7983 adapter->link_speed = 0; in ixgbe_watchdog_link_is_down()
7990 if (ixgbe_is_sfp(hw) && hw->mac.type == ixgbe_mac_82598EB) in ixgbe_watchdog_link_is_down()
7991 adapter->flags2 |= IXGBE_FLAG2_SEARCH_FOR_SFP; in ixgbe_watchdog_link_is_down()
7993 if (test_bit(__IXGBE_PTP_RUNNING, &adapter->state)) in ixgbe_watchdog_link_is_down()
8007 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_ring_tx_pending()
8008 struct ixgbe_ring *tx_ring = adapter->tx_ring[i]; in ixgbe_ring_tx_pending()
8010 if (tx_ring->next_to_use != tx_ring->next_to_clean) in ixgbe_ring_tx_pending()
8014 for (i = 0; i < adapter->num_xdp_queues; i++) { in ixgbe_ring_tx_pending()
8015 struct ixgbe_ring *ring = adapter->xdp_ring[i]; in ixgbe_ring_tx_pending()
8017 if (ring->next_to_use != ring->next_to_clean) in ixgbe_ring_tx_pending()
8026 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_vf_tx_pending()
8027 struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ]; in ixgbe_vf_tx_pending()
8028 u32 q_per_pool = __ALIGN_MASK(1, ~vmdq->mask); in ixgbe_vf_tx_pending()
8032 if (!adapter->num_vfs) in ixgbe_vf_tx_pending()
8036 if (hw->mac.type >= ixgbe_mac_X550) in ixgbe_vf_tx_pending()
8039 for (i = 0; i < adapter->num_vfs; i++) { in ixgbe_vf_tx_pending()
8055 * ixgbe_watchdog_flush_tx - flush queues on link down
8060 if (!netif_carrier_ok(adapter->netdev)) { in ixgbe_watchdog_flush_tx()
8069 set_bit(__IXGBE_RESET_REQUESTED, &adapter->state); in ixgbe_watchdog_flush_tx()
8077 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_bad_vf_abort()
8079 if (adapter->hw.mac.type == ixgbe_mac_82599EB && in ixgbe_bad_vf_abort()
8080 adapter->flags2 & IXGBE_FLAG2_AUTO_DISABLE_VF) { in ixgbe_bad_vf_abort()
8081 adapter->vfinfo[vf].primary_abort_count++; in ixgbe_bad_vf_abort()
8082 if (adapter->vfinfo[vf].primary_abort_count == in ixgbe_bad_vf_abort()
8086 adapter->vfinfo[vf].primary_abort_count = 0; in ixgbe_bad_vf_abort()
8089 "Malicious Driver Detection event detected on PF %d VF %d MAC: %pM mdd-disable-vf=on", in ixgbe_bad_vf_abort()
8090 hw->bus.func, vf, in ixgbe_bad_vf_abort()
8091 adapter->vfinfo[vf].vf_mac_addresses); in ixgbe_bad_vf_abort()
8098 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_for_bad_vf()
8099 struct pci_dev *pdev = adapter->pdev; in ixgbe_check_for_bad_vf()
8103 if (!(netif_carrier_ok(adapter->netdev))) in ixgbe_check_for_bad_vf()
8119 for (vf = 0; vf < adapter->num_vfs; ++vf) { in ixgbe_check_for_bad_vf()
8120 struct pci_dev *vfdev = adapter->vfinfo[vf].vfdev; in ixgbe_check_for_bad_vf()
8139 if (adapter->hw.mac.type == ixgbe_mac_82598EB || in ixgbe_spoof_check()
8140 adapter->num_vfs == 0) in ixgbe_spoof_check()
8143 ssvpc = IXGBE_READ_REG(&adapter->hw, IXGBE_SSVPC); in ixgbe_spoof_check()
8167 * ixgbe_watchdog_subtask - check and bring link up
8173 if (test_bit(__IXGBE_DOWN, &adapter->state) || in ixgbe_watchdog_subtask()
8174 test_bit(__IXGBE_REMOVING, &adapter->state) || in ixgbe_watchdog_subtask()
8175 test_bit(__IXGBE_RESETTING, &adapter->state)) in ixgbe_watchdog_subtask()
8180 if (adapter->link_up) in ixgbe_watchdog_subtask()
8193 * ixgbe_sfp_detection_subtask - poll for SFP+ cable
8198 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_sfp_detection_subtask()
8202 if (!(adapter->flags2 & IXGBE_FLAG2_SEARCH_FOR_SFP) && in ixgbe_sfp_detection_subtask()
8203 !(adapter->flags2 & IXGBE_FLAG2_SFP_NEEDS_RESET)) in ixgbe_sfp_detection_subtask()
8206 if (adapter->sfp_poll_time && in ixgbe_sfp_detection_subtask()
8207 time_after(adapter->sfp_poll_time, jiffies)) in ixgbe_sfp_detection_subtask()
8211 if (test_and_set_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) in ixgbe_sfp_detection_subtask()
8214 adapter->sfp_poll_time = jiffies + IXGBE_SFP_POLL_JIFFIES - 1; in ixgbe_sfp_detection_subtask()
8216 err = hw->phy.ops.identify_sfp(hw); in ixgbe_sfp_detection_subtask()
8217 if (err == -EOPNOTSUPP) in ixgbe_sfp_detection_subtask()
8220 if (err == -ENOENT) { in ixgbe_sfp_detection_subtask()
8223 adapter->flags2 |= IXGBE_FLAG2_SFP_NEEDS_RESET; in ixgbe_sfp_detection_subtask()
8231 if (!(adapter->flags2 & IXGBE_FLAG2_SFP_NEEDS_RESET)) in ixgbe_sfp_detection_subtask()
8234 adapter->flags2 &= ~IXGBE_FLAG2_SFP_NEEDS_RESET; in ixgbe_sfp_detection_subtask()
8241 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_sfp_detection_subtask()
8242 err = hw->phy.ops.reset(hw); in ixgbe_sfp_detection_subtask()
8244 err = hw->mac.ops.setup_sfp(hw); in ixgbe_sfp_detection_subtask()
8246 if (err == -EOPNOTSUPP) in ixgbe_sfp_detection_subtask()
8249 adapter->flags |= IXGBE_FLAG_NEED_LINK_CONFIG; in ixgbe_sfp_detection_subtask()
8250 e_info(probe, "detected SFP+: %d\n", hw->phy.sfp_type); in ixgbe_sfp_detection_subtask()
8253 clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); in ixgbe_sfp_detection_subtask()
8255 if (err == -EOPNOTSUPP && in ixgbe_sfp_detection_subtask()
8256 adapter->netdev->reg_state == NETREG_REGISTERED) { in ixgbe_sfp_detection_subtask()
8261 unregister_netdev(adapter->netdev); in ixgbe_sfp_detection_subtask()
8266 * ixgbe_sfp_link_config_subtask - set up link SFP after module install
8271 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_sfp_link_config_subtask()
8276 if (!(adapter->flags & IXGBE_FLAG_NEED_LINK_CONFIG)) in ixgbe_sfp_link_config_subtask()
8280 if (test_and_set_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) in ixgbe_sfp_link_config_subtask()
8283 adapter->flags &= ~IXGBE_FLAG_NEED_LINK_CONFIG; in ixgbe_sfp_link_config_subtask()
8285 hw->mac.ops.get_link_capabilities(hw, &cap_speed, &autoneg); in ixgbe_sfp_link_config_subtask()
8294 if (hw->mac.ops.setup_link) in ixgbe_sfp_link_config_subtask()
8295 hw->mac.ops.setup_link(hw, speed, true); in ixgbe_sfp_link_config_subtask()
8297 adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; in ixgbe_sfp_link_config_subtask()
8298 adapter->link_check_timeout = jiffies; in ixgbe_sfp_link_config_subtask()
8299 clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); in ixgbe_sfp_link_config_subtask()
8303 * ixgbe_service_timer - Timer Call-back
8312 if (adapter->flags & IXGBE_FLAG_NEED_LINK_UPDATE) in ixgbe_service_timer()
8318 mod_timer(&adapter->service_timer, next_event_offset + jiffies); in ixgbe_service_timer()
8325 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_phy_interrupt_subtask()
8328 if (!(adapter->flags2 & IXGBE_FLAG2_PHY_INTERRUPT)) in ixgbe_phy_interrupt_subtask()
8331 adapter->flags2 &= ~IXGBE_FLAG2_PHY_INTERRUPT; in ixgbe_phy_interrupt_subtask()
8333 if (!hw->phy.ops.handle_lasi) in ixgbe_phy_interrupt_subtask()
8336 hw->phy.ops.handle_lasi(&adapter->hw, &overtemp); in ixgbe_phy_interrupt_subtask()
8343 if (!test_and_clear_bit(__IXGBE_RESET_REQUESTED, &adapter->state)) in ixgbe_reset_subtask()
8348 if (test_bit(__IXGBE_DOWN, &adapter->state) || in ixgbe_reset_subtask()
8349 test_bit(__IXGBE_REMOVING, &adapter->state) || in ixgbe_reset_subtask()
8350 test_bit(__IXGBE_RESETTING, &adapter->state)) { in ixgbe_reset_subtask()
8356 netdev_err(adapter->netdev, "Reset adapter\n"); in ixgbe_reset_subtask()
8357 adapter->tx_timeout_count++; in ixgbe_reset_subtask()
8364 * ixgbe_check_fw_error - Check firmware for errors
8371 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_check_fw_error()
8382 if (hw->mac.ops.fw_recovery_mode && hw->mac.ops.fw_recovery_mode(hw)) { in ixgbe_check_fw_error()
8391 * ixgbe_service_task - manages and runs subtasks
8399 if (ixgbe_removed(adapter->hw.hw_addr)) { in ixgbe_service_task()
8400 if (!test_bit(__IXGBE_DOWN, &adapter->state)) { in ixgbe_service_task()
8409 if (!test_bit(__IXGBE_DOWN, &adapter->state)) in ixgbe_service_task()
8410 unregister_netdev(adapter->netdev); in ixgbe_service_task()
8414 if (adapter->hw.mac.type == ixgbe_mac_e610) { in ixgbe_service_task()
8415 if (adapter->flags2 & IXGBE_FLAG2_FW_ASYNC_EVENT) in ixgbe_service_task()
8428 if (test_bit(__IXGBE_PTP_RUNNING, &adapter->state)) { in ixgbe_service_task()
8430 if (adapter->flags & IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER) in ixgbe_service_task()
8444 struct sk_buff *skb = first->skb; in ixgbe_tso()
8459 if (skb->ip_summed != CHECKSUM_PARTIAL) in ixgbe_tso()
8469 if (eth_p_mpls(first->protocol)) in ixgbe_tso()
8476 type_tucmd = (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) ? in ixgbe_tso()
8480 if (ip.v4->version == 4) { in ixgbe_tso()
8482 unsigned char *trans_start = ip.hdr + (ip.v4->ihl * 4); in ixgbe_tso()
8483 int len = csum_start - trans_start; in ixgbe_tso()
8489 ip.v4->check = (skb_shinfo(skb)->gso_type & SKB_GSO_PARTIAL) ? in ixgbe_tso()
8494 ip.v4->tot_len = 0; in ixgbe_tso()
8495 first->tx_flags |= IXGBE_TX_FLAGS_TSO | in ixgbe_tso()
8499 ip.v6->payload_len = 0; in ixgbe_tso()
8500 first->tx_flags |= IXGBE_TX_FLAGS_TSO | in ixgbe_tso()
8505 l4_offset = l4.hdr - skb->data; in ixgbe_tso()
8508 paylen = skb->len - l4_offset; in ixgbe_tso()
8512 *hdr_len = (l4.tcp->doff * 4) + l4_offset; in ixgbe_tso()
8513 csum_replace_by_diff(&l4.tcp->check, in ixgbe_tso()
8518 csum_replace_by_diff(&l4.udp->check, in ixgbe_tso()
8523 first->gso_segs = skb_shinfo(skb)->gso_segs; in ixgbe_tso()
8524 first->bytecount += (first->gso_segs - 1) * *hdr_len; in ixgbe_tso()
8527 mss_l4len_idx = (*hdr_len - l4_offset) << IXGBE_ADVTXD_L4LEN_SHIFT; in ixgbe_tso()
8528 mss_l4len_idx |= skb_shinfo(skb)->gso_size << IXGBE_ADVTXD_MSS_SHIFT; in ixgbe_tso()
8530 fceof_saidx |= itd->sa_idx; in ixgbe_tso()
8531 type_tucmd |= itd->flags | itd->trailer_len; in ixgbe_tso()
8534 vlan_macip_lens = l4.hdr - ip.hdr; in ixgbe_tso()
8535 vlan_macip_lens |= (ip.hdr - skb->data) << IXGBE_ADVTXD_MACLEN_SHIFT; in ixgbe_tso()
8536 vlan_macip_lens |= first->tx_flags & IXGBE_TX_FLAGS_VLAN_MASK; in ixgbe_tso()
8548 struct sk_buff *skb = first->skb; in ixgbe_tx_csum()
8553 if (skb->ip_summed != CHECKSUM_PARTIAL) { in ixgbe_tx_csum()
8555 if (!(first->tx_flags & (IXGBE_TX_FLAGS_HW_VLAN | in ixgbe_tx_csum()
8561 switch (skb->csum_offset) { in ixgbe_tx_csum()
8580 first->tx_flags |= IXGBE_TX_FLAGS_CSUM; in ixgbe_tx_csum()
8581 vlan_macip_lens = skb_checksum_start_offset(skb) - in ixgbe_tx_csum()
8586 vlan_macip_lens |= first->tx_flags & IXGBE_TX_FLAGS_VLAN_MASK; in ixgbe_tx_csum()
8588 fceof_saidx |= itd->sa_idx; in ixgbe_tx_csum()
8589 type_tucmd |= itd->flags | itd->trailer_len; in ixgbe_tx_csum()
8619 cmd_type ^= IXGBE_SET_FLAG(skb->no_fcs, 1, IXGBE_ADVTXD_DCMD_IFCS); in ixgbe_tx_cmd_type()
8652 tx_desc->read.olinfo_status = cpu_to_le32(olinfo_status); in ixgbe_tx_olinfo_status()
8657 if (!netif_subqueue_try_stop(tx_ring->netdev, tx_ring->queue_index, in __ixgbe_maybe_stop_tx()
8659 return -EBUSY; in __ixgbe_maybe_stop_tx()
8661 ++tx_ring->tx_stats.restart_queue; in __ixgbe_maybe_stop_tx()
8677 struct sk_buff *skb = first->skb; in ixgbe_tx_map()
8683 u32 tx_flags = first->tx_flags; in ixgbe_tx_map()
8685 u16 i = tx_ring->next_to_use; in ixgbe_tx_map()
8689 ixgbe_tx_olinfo_status(tx_desc, tx_flags, skb->len - hdr_len); in ixgbe_tx_map()
8692 data_len = skb->data_len; in ixgbe_tx_map()
8697 size -= sizeof(struct fcoe_crc_eof) - data_len; in ixgbe_tx_map()
8700 data_len -= sizeof(struct fcoe_crc_eof); in ixgbe_tx_map()
8705 dma = dma_map_single(tx_ring->dev, skb->data, size, DMA_TO_DEVICE); in ixgbe_tx_map()
8709 for (frag = &skb_shinfo(skb)->frags[0];; frag++) { in ixgbe_tx_map()
8710 if (dma_mapping_error(tx_ring->dev, dma)) in ixgbe_tx_map()
8717 tx_desc->read.buffer_addr = cpu_to_le64(dma); in ixgbe_tx_map()
8720 tx_desc->read.cmd_type_len = in ixgbe_tx_map()
8725 if (i == tx_ring->count) { in ixgbe_tx_map()
8729 tx_desc->read.olinfo_status = 0; in ixgbe_tx_map()
8732 size -= IXGBE_MAX_DATA_PER_TXD; in ixgbe_tx_map()
8734 tx_desc->read.buffer_addr = cpu_to_le64(dma); in ixgbe_tx_map()
8740 tx_desc->read.cmd_type_len = cpu_to_le32(cmd_type ^ size); in ixgbe_tx_map()
8744 if (i == tx_ring->count) { in ixgbe_tx_map()
8748 tx_desc->read.olinfo_status = 0; in ixgbe_tx_map()
8755 data_len -= size; in ixgbe_tx_map()
8757 dma = skb_frag_dma_map(tx_ring->dev, frag, 0, size, in ixgbe_tx_map()
8760 tx_buffer = &tx_ring->tx_buffer_info[i]; in ixgbe_tx_map()
8765 tx_desc->read.cmd_type_len = cpu_to_le32(cmd_type); in ixgbe_tx_map()
8767 netdev_tx_sent_queue(txring_txq(tx_ring), first->bytecount); in ixgbe_tx_map()
8770 first->time_stamp = jiffies; in ixgbe_tx_map()
8776 * are new descriptors to fetch. (Only applicable for weak-ordered in ixgbe_tx_map()
8777 * memory model archs, such as IA-64). in ixgbe_tx_map()
8785 first->next_to_watch = tx_desc; in ixgbe_tx_map()
8788 if (i == tx_ring->count) in ixgbe_tx_map()
8791 tx_ring->next_to_use = i; in ixgbe_tx_map()
8796 writel(i, tx_ring->tail); in ixgbe_tx_map()
8801 dev_err(tx_ring->dev, "TX DMA map failed\n"); in ixgbe_tx_map()
8805 tx_buffer = &tx_ring->tx_buffer_info[i]; in ixgbe_tx_map()
8807 dma_unmap_page(tx_ring->dev, in ixgbe_tx_map()
8815 i += tx_ring->count; in ixgbe_tx_map()
8816 i--; in ixgbe_tx_map()
8819 dev_kfree_skb_any(first->skb); in ixgbe_tx_map()
8820 first->skb = NULL; in ixgbe_tx_map()
8822 tx_ring->next_to_use = i; in ixgbe_tx_map()
8824 return -1; in ixgbe_tx_map()
8830 struct ixgbe_q_vector *q_vector = ring->q_vector; in ixgbe_atr()
8849 if (!ring->atr_sample_rate) in ixgbe_atr()
8852 ring->atr_count++; in ixgbe_atr()
8855 if ((first->protocol != htons(ETH_P_IP)) && in ixgbe_atr()
8856 (first->protocol != htons(ETH_P_IPV6))) in ixgbe_atr()
8860 skb = first->skb; in ixgbe_atr()
8862 if (unlikely(hdr.network <= skb->data)) in ixgbe_atr()
8864 if (skb->encapsulation && in ixgbe_atr()
8865 first->protocol == htons(ETH_P_IP) && in ixgbe_atr()
8866 hdr.ipv4->protocol == IPPROTO_UDP) { in ixgbe_atr()
8867 struct ixgbe_adapter *adapter = q_vector->adapter; in ixgbe_atr()
8874 if (adapter->vxlan_port && in ixgbe_atr()
8875 udp_hdr(skb)->dest == adapter->vxlan_port) in ixgbe_atr()
8878 if (adapter->geneve_port && in ixgbe_atr()
8879 udp_hdr(skb)->dest == adapter->geneve_port) in ixgbe_atr()
8890 switch (hdr.ipv4->version) { in ixgbe_atr()
8894 l4_proto = hdr.ipv4->protocol; in ixgbe_atr()
8897 hlen = hdr.network - skb->data; in ixgbe_atr()
8899 hlen -= hdr.network - skb->data; in ixgbe_atr()
8915 if (th->fin) in ixgbe_atr()
8919 if (!th->syn && (ring->atr_count < ring->atr_sample_rate)) in ixgbe_atr()
8923 ring->atr_count = 0; in ixgbe_atr()
8925 vlan_id = htons(first->tx_flags >> IXGBE_TX_FLAGS_VLAN_SHIFT); in ixgbe_atr()
8930 * The input is broken into two sections, a non-compressed section in ixgbe_atr()
8940 if (first->tx_flags & (IXGBE_TX_FLAGS_SW_VLAN | IXGBE_TX_FLAGS_HW_VLAN)) in ixgbe_atr()
8941 common.port.src ^= th->dest ^ htons(ETH_P_8021Q); in ixgbe_atr()
8943 common.port.src ^= th->dest ^ first->protocol; in ixgbe_atr()
8944 common.port.dst ^= th->source; in ixgbe_atr()
8946 switch (hdr.ipv4->version) { in ixgbe_atr()
8949 common.ip ^= hdr.ipv4->saddr ^ hdr.ipv4->daddr; in ixgbe_atr()
8953 common.ip ^= hdr.ipv6->saddr.s6_addr32[0] ^ in ixgbe_atr()
8954 hdr.ipv6->saddr.s6_addr32[1] ^ in ixgbe_atr()
8955 hdr.ipv6->saddr.s6_addr32[2] ^ in ixgbe_atr()
8956 hdr.ipv6->saddr.s6_addr32[3] ^ in ixgbe_atr()
8957 hdr.ipv6->daddr.s6_addr32[0] ^ in ixgbe_atr()
8958 hdr.ipv6->daddr.s6_addr32[1] ^ in ixgbe_atr()
8959 hdr.ipv6->daddr.s6_addr32[2] ^ in ixgbe_atr()
8960 hdr.ipv6->daddr.s6_addr32[3]; in ixgbe_atr()
8970 ixgbe_fdir_add_signature_filter_82599(&q_vector->adapter->hw, in ixgbe_atr()
8971 input, common, ring->queue_index); in ixgbe_atr()
8983 u8 tc = netdev_get_prio_tc_map(dev, skb->priority); in ixgbe_select_queue()
8986 txq = vdev->tc_to_txq[tc].offset; in ixgbe_select_queue()
8988 vdev->tc_to_txq[tc].count); in ixgbe_select_queue()
9002 if (!sb_dev && (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)) in ixgbe_select_queue()
9009 f = &adapter->ring_feature[RING_F_FCOE]; in ixgbe_select_queue()
9014 while (txq >= f->indices) in ixgbe_select_queue()
9015 txq -= f->indices; in ixgbe_select_queue()
9017 return txq + f->offset; in ixgbe_select_queue()
9025 u8 nr_frags = unlikely(xdp_frame_has_frags(xdpf)) ? sinfo->nr_frags : 0; in ixgbe_xmit_xdp_ring()
9026 u16 i = 0, index = ring->next_to_use; in ixgbe_xmit_xdp_ring()
9027 struct ixgbe_tx_buffer *tx_head = &ring->tx_buffer_info[index]; in ixgbe_xmit_xdp_ring()
9030 u32 cmd_type, len = xdpf->len; in ixgbe_xmit_xdp_ring()
9031 void *data = xdpf->data; in ixgbe_xmit_xdp_ring()
9036 tx_head->bytecount = xdp_get_frame_len(xdpf); in ixgbe_xmit_xdp_ring()
9037 tx_head->gso_segs = 1; in ixgbe_xmit_xdp_ring()
9038 tx_head->xdpf = xdpf; in ixgbe_xmit_xdp_ring()
9040 tx_desc->read.olinfo_status = in ixgbe_xmit_xdp_ring()
9041 cpu_to_le32(tx_head->bytecount << IXGBE_ADVTXD_PAYLEN_SHIFT); in ixgbe_xmit_xdp_ring()
9046 dma = dma_map_single(ring->dev, data, len, DMA_TO_DEVICE); in ixgbe_xmit_xdp_ring()
9047 if (dma_mapping_error(ring->dev, dma)) in ixgbe_xmit_xdp_ring()
9055 tx_desc->read.cmd_type_len = cpu_to_le32(cmd_type); in ixgbe_xmit_xdp_ring()
9056 tx_desc->read.buffer_addr = cpu_to_le64(dma); in ixgbe_xmit_xdp_ring()
9057 tx_buff->protocol = 0; in ixgbe_xmit_xdp_ring()
9059 if (++index == ring->count) in ixgbe_xmit_xdp_ring()
9065 tx_buff = &ring->tx_buffer_info[index]; in ixgbe_xmit_xdp_ring()
9067 tx_desc->read.olinfo_status = 0; in ixgbe_xmit_xdp_ring()
9069 data = skb_frag_address(&sinfo->frags[i]); in ixgbe_xmit_xdp_ring()
9070 len = skb_frag_size(&sinfo->frags[i]); in ixgbe_xmit_xdp_ring()
9074 tx_desc->read.cmd_type_len |= cpu_to_le32(IXGBE_TXD_CMD); in ixgbe_xmit_xdp_ring()
9079 tx_head->next_to_watch = tx_desc; in ixgbe_xmit_xdp_ring()
9080 ring->next_to_use = index; in ixgbe_xmit_xdp_ring()
9086 tx_buff = &ring->tx_buffer_info[index]; in ixgbe_xmit_xdp_ring()
9088 dma_unmap_page(ring->dev, dma_unmap_addr(tx_buff, dma), in ixgbe_xmit_xdp_ring()
9096 index += ring->count; in ixgbe_xmit_xdp_ring()
9097 index--; in ixgbe_xmit_xdp_ring()
9113 __be16 protocol = skb->protocol; in ixgbe_xmit_frame_ring()
9123 for (f = 0; f < skb_shinfo(skb)->nr_frags; f++) in ixgbe_xmit_frame_ring()
9125 &skb_shinfo(skb)->frags[f])); in ixgbe_xmit_frame_ring()
9128 tx_ring->tx_stats.tx_busy++; in ixgbe_xmit_frame_ring()
9133 first = &tx_ring->tx_buffer_info[tx_ring->next_to_use]; in ixgbe_xmit_frame_ring()
9134 first->skb = skb; in ixgbe_xmit_frame_ring()
9135 first->bytecount = skb->len; in ixgbe_xmit_frame_ring()
9136 first->gso_segs = 1; in ixgbe_xmit_frame_ring()
9149 tx_flags |= ntohs(vhdr->h_vlan_TCI) << in ixgbe_xmit_frame_ring()
9155 if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) && in ixgbe_xmit_frame_ring()
9156 adapter->ptp_clock) { in ixgbe_xmit_frame_ring()
9157 if (adapter->tstamp_config.tx_type == HWTSTAMP_TX_ON && in ixgbe_xmit_frame_ring()
9159 &adapter->state)) { in ixgbe_xmit_frame_ring()
9160 skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; in ixgbe_xmit_frame_ring()
9164 adapter->ptp_tx_skb = skb_get(skb); in ixgbe_xmit_frame_ring()
9165 adapter->ptp_tx_start = jiffies; in ixgbe_xmit_frame_ring()
9166 schedule_work(&adapter->ptp_tx_work); in ixgbe_xmit_frame_ring()
9168 adapter->tx_hwtstamp_skipped++; in ixgbe_xmit_frame_ring()
9174 * Use the l2switch_enable flag - would be false if the DMA in ixgbe_xmit_frame_ring()
9177 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) in ixgbe_xmit_frame_ring()
9181 /* DCB maps skb priorities 0-7 onto 3 bit PCP of VLAN tag. */ in ixgbe_xmit_frame_ring()
9182 if ((adapter->flags & IXGBE_FLAG_DCB_ENABLED) && in ixgbe_xmit_frame_ring()
9184 (skb->priority != TC_PRIO_CONTROL))) { in ixgbe_xmit_frame_ring()
9186 tx_flags |= (skb->priority & 0x7) << in ixgbe_xmit_frame_ring()
9194 vhdr->h_vlan_TCI = htons(tx_flags >> in ixgbe_xmit_frame_ring()
9202 first->tx_flags = tx_flags; in ixgbe_xmit_frame_ring()
9203 first->protocol = protocol; in ixgbe_xmit_frame_ring()
9208 (tx_ring->netdev->features & (NETIF_F_FSO | NETIF_F_FCOE_CRC))) { in ixgbe_xmit_frame_ring()
9230 if (test_bit(__IXGBE_TX_FDIR_INIT_DONE, &tx_ring->state)) in ixgbe_xmit_frame_ring()
9242 dev_kfree_skb_any(first->skb); in ixgbe_xmit_frame_ring()
9243 first->skb = NULL; in ixgbe_xmit_frame_ring()
9246 dev_kfree_skb_any(adapter->ptp_tx_skb); in ixgbe_xmit_frame_ring()
9247 adapter->ptp_tx_skb = NULL; in ixgbe_xmit_frame_ring()
9248 cancel_work_sync(&adapter->ptp_tx_work); in ixgbe_xmit_frame_ring()
9249 clear_bit_unlock(__IXGBE_PTP_TX_IN_PROGRESS, &adapter->state); in ixgbe_xmit_frame_ring()
9269 tx_ring = ring ? ring : adapter->tx_ring[skb_get_queue_mapping(skb)]; in __ixgbe_xmit_frame()
9270 if (unlikely(test_bit(__IXGBE_TX_DISABLED, &tx_ring->state))) in __ixgbe_xmit_frame()
9283 * ixgbe_set_mac - Change the Ethernet Address of the NIC
9292 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_set_mac()
9295 if (!is_valid_ether_addr(addr->sa_data)) in ixgbe_set_mac()
9296 return -EADDRNOTAVAIL; in ixgbe_set_mac()
9298 eth_hw_addr_set(netdev, addr->sa_data); in ixgbe_set_mac()
9299 memcpy(hw->mac.addr, addr->sa_data, netdev->addr_len); in ixgbe_set_mac()
9310 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_mdio_read()
9314 if (adapter->mii_bus) { in ixgbe_mdio_read()
9318 return mdiobus_c45_read(adapter->mii_bus, prtad, in ixgbe_mdio_read()
9321 return mdiobus_read(adapter->mii_bus, prtad, regnum); in ixgbe_mdio_read()
9324 if (prtad != hw->phy.mdio.prtad) in ixgbe_mdio_read()
9325 return -EINVAL; in ixgbe_mdio_read()
9326 rc = hw->phy.ops.read_reg(hw, addr, devad, &value); in ixgbe_mdio_read()
9336 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_mdio_write()
9338 if (adapter->mii_bus) { in ixgbe_mdio_write()
9342 return mdiobus_c45_write(adapter->mii_bus, prtad, devad, in ixgbe_mdio_write()
9345 return mdiobus_write(adapter->mii_bus, prtad, regnum, value); in ixgbe_mdio_write()
9348 if (prtad != hw->phy.mdio.prtad) in ixgbe_mdio_write()
9349 return -EINVAL; in ixgbe_mdio_write()
9350 return hw->phy.ops.write_reg(hw, addr, devad, value); in ixgbe_mdio_write()
9363 if (!adapter->hw.phy.ops.read_reg) in ixgbe_ioctl()
9364 return -EOPNOTSUPP; in ixgbe_ioctl()
9367 return mdio_mii_ioctl(&adapter->hw.phy.mdio, if_mii(req), cmd); in ixgbe_ioctl()
9372 * ixgbe_add_sanmac_netdev - Add the SAN MAC address to the corresponding
9373 * netdev->dev_addrs
9376 * Returns non-zero on failure
9382 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_add_sanmac_netdev()
9384 if (is_valid_ether_addr(hw->mac.san_addr)) { in ixgbe_add_sanmac_netdev()
9386 err = dev_addr_add(dev, hw->mac.san_addr, NETDEV_HW_ADDR_T_SAN); in ixgbe_add_sanmac_netdev()
9390 hw->mac.ops.set_vmdq_san_mac(hw, VMDQ_P(0)); in ixgbe_add_sanmac_netdev()
9396 * ixgbe_del_sanmac_netdev - Removes the SAN MAC address to the corresponding
9397 * netdev->dev_addrs
9400 * Returns non-zero on failure
9406 struct ixgbe_mac_info *mac = &adapter->hw.mac; in ixgbe_del_sanmac_netdev()
9408 if (is_valid_ether_addr(mac->san_addr)) { in ixgbe_del_sanmac_netdev()
9410 err = dev_addr_del(dev, mac->san_addr, NETDEV_HW_ADDR_T_SAN); in ixgbe_del_sanmac_netdev()
9424 start = u64_stats_fetch_begin(&ring->syncp); in ixgbe_get_ring_stats64()
9425 packets = ring->stats.packets; in ixgbe_get_ring_stats64()
9426 bytes = ring->stats.bytes; in ixgbe_get_ring_stats64()
9427 } while (u64_stats_fetch_retry(&ring->syncp, start)); in ixgbe_get_ring_stats64()
9428 stats->tx_packets += packets; in ixgbe_get_ring_stats64()
9429 stats->tx_bytes += bytes; in ixgbe_get_ring_stats64()
9440 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_get_stats64()
9441 struct ixgbe_ring *ring = READ_ONCE(adapter->rx_ring[i]); in ixgbe_get_stats64()
9447 start = u64_stats_fetch_begin(&ring->syncp); in ixgbe_get_stats64()
9448 packets = ring->stats.packets; in ixgbe_get_stats64()
9449 bytes = ring->stats.bytes; in ixgbe_get_stats64()
9450 } while (u64_stats_fetch_retry(&ring->syncp, start)); in ixgbe_get_stats64()
9451 stats->rx_packets += packets; in ixgbe_get_stats64()
9452 stats->rx_bytes += bytes; in ixgbe_get_stats64()
9456 for (i = 0; i < adapter->num_tx_queues; i++) { in ixgbe_get_stats64()
9457 struct ixgbe_ring *ring = READ_ONCE(adapter->tx_ring[i]); in ixgbe_get_stats64()
9461 for (i = 0; i < adapter->num_xdp_queues; i++) { in ixgbe_get_stats64()
9462 struct ixgbe_ring *ring = READ_ONCE(adapter->xdp_ring[i]); in ixgbe_get_stats64()
9469 stats->multicast = netdev->stats.multicast; in ixgbe_get_stats64()
9470 stats->rx_errors = netdev->stats.rx_errors; in ixgbe_get_stats64()
9471 stats->rx_length_errors = netdev->stats.rx_length_errors; in ixgbe_get_stats64()
9472 stats->rx_crc_errors = netdev->stats.rx_crc_errors; in ixgbe_get_stats64()
9473 stats->rx_missed_errors = netdev->stats.rx_missed_errors; in ixgbe_get_stats64()
9481 if (vf < 0 || vf >= adapter->num_vfs) in ixgbe_ndo_get_vf_stats()
9482 return -EINVAL; in ixgbe_ndo_get_vf_stats()
9484 vf_stats->rx_packets = adapter->vfinfo[vf].vfstats.gprc; in ixgbe_ndo_get_vf_stats()
9485 vf_stats->rx_bytes = adapter->vfinfo[vf].vfstats.gorc; in ixgbe_ndo_get_vf_stats()
9486 vf_stats->tx_packets = adapter->vfinfo[vf].vfstats.gptc; in ixgbe_ndo_get_vf_stats()
9487 vf_stats->tx_bytes = adapter->vfinfo[vf].vfstats.gotc; in ixgbe_ndo_get_vf_stats()
9488 vf_stats->multicast = adapter->vfinfo[vf].vfstats.mprc; in ixgbe_ndo_get_vf_stats()
9495 * ixgbe_validate_rtr - verify 802.1Qp to Rx packet buffer mapping is valid.
9504 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_validate_rtr()
9511 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_validate_rtr()
9532 * ixgbe_set_prio_tc_map - Configure netdev prio tc map
9539 struct net_device *dev = adapter->netdev; in ixgbe_set_prio_tc_map()
9540 struct ixgbe_dcb_config *dcb_cfg = &adapter->dcb_cfg; in ixgbe_set_prio_tc_map()
9541 struct ieee_ets *ets = adapter->ixgbe_ieee_ets; in ixgbe_set_prio_tc_map()
9547 if (adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE) in ixgbe_set_prio_tc_map()
9550 tc = ets->prio_tc[prio]; in ixgbe_set_prio_tc_map()
9560 struct ixgbe_adapter *adapter = (struct ixgbe_adapter *)priv->data; in ixgbe_reassign_macvlan_pool()
9574 pool = find_first_zero_bit(adapter->fwd_bitmask, adapter->num_rx_pools); in ixgbe_reassign_macvlan_pool()
9575 if (pool < adapter->num_rx_pools) { in ixgbe_reassign_macvlan_pool()
9576 set_bit(pool, adapter->fwd_bitmask); in ixgbe_reassign_macvlan_pool()
9577 accel->pool = pool; in ixgbe_reassign_macvlan_pool()
9586 netdev_unbind_sb_channel(adapter->netdev, vdev); in ixgbe_reassign_macvlan_pool()
9602 bitmap_clear(adapter->fwd_bitmask, 1, 63); in ixgbe_defrag_macvlan_pools()
9610 * ixgbe_setup_tc - configure net_device for multiple traffic classes
9618 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_setup_tc()
9621 if (tc > adapter->dcb_cfg.num_tcs.pg_tcs) in ixgbe_setup_tc()
9622 return -EINVAL; in ixgbe_setup_tc()
9624 if (hw->mac.type == ixgbe_mac_82598EB && tc && tc < MAX_TRAFFIC_CLASS) in ixgbe_setup_tc()
9625 return -EINVAL; in ixgbe_setup_tc()
9640 if (adapter->xdp_prog) { in ixgbe_setup_tc()
9646 return -EINVAL; in ixgbe_setup_tc()
9652 adapter->hw_tcs = tc; in ixgbe_setup_tc()
9653 adapter->flags |= IXGBE_FLAG_DCB_ENABLED; in ixgbe_setup_tc()
9655 if (adapter->hw.mac.type == ixgbe_mac_82598EB) { in ixgbe_setup_tc()
9656 adapter->last_lfc_mode = adapter->hw.fc.requested_mode; in ixgbe_setup_tc()
9657 adapter->hw.fc.requested_mode = ixgbe_fc_none; in ixgbe_setup_tc()
9662 if (adapter->hw.mac.type == ixgbe_mac_82598EB) in ixgbe_setup_tc()
9663 adapter->hw.fc.requested_mode = adapter->last_lfc_mode; in ixgbe_setup_tc()
9665 adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED; in ixgbe_setup_tc()
9666 adapter->hw_tcs = tc; in ixgbe_setup_tc()
9668 adapter->temp_dcb_cfg.pfc_mode_enable = false; in ixgbe_setup_tc()
9669 adapter->dcb_cfg.pfc_mode_enable = false; in ixgbe_setup_tc()
9688 u32 hdl = cls->knode.handle; in ixgbe_delete_clsu32()
9689 u32 uhtid = TC_U32_USERHTID(cls->knode.handle); in ixgbe_delete_clsu32()
9690 u32 loc = cls->knode.handle & 0xfffff; in ixgbe_delete_clsu32()
9695 return -EINVAL; in ixgbe_delete_clsu32()
9698 return -EINVAL; in ixgbe_delete_clsu32()
9702 jump = adapter->jump_tables[uhtid]; in ixgbe_delete_clsu32()
9704 return -EINVAL; in ixgbe_delete_clsu32()
9705 if (!test_bit(loc - 1, jump->child_loc_map)) in ixgbe_delete_clsu32()
9706 return -EINVAL; in ixgbe_delete_clsu32()
9707 clear_bit(loc - 1, jump->child_loc_map); in ixgbe_delete_clsu32()
9712 jump = adapter->jump_tables[i]; in ixgbe_delete_clsu32()
9713 if (jump && jump->link_hdl == hdl) { in ixgbe_delete_clsu32()
9718 if (!test_bit(j, jump->child_loc_map)) in ixgbe_delete_clsu32()
9720 spin_lock(&adapter->fdir_perfect_lock); in ixgbe_delete_clsu32()
9724 spin_unlock(&adapter->fdir_perfect_lock); in ixgbe_delete_clsu32()
9725 clear_bit(j, jump->child_loc_map); in ixgbe_delete_clsu32()
9728 kfree(jump->input); in ixgbe_delete_clsu32()
9729 kfree(jump->mask); in ixgbe_delete_clsu32()
9731 adapter->jump_tables[i] = NULL; in ixgbe_delete_clsu32()
9736 spin_lock(&adapter->fdir_perfect_lock); in ixgbe_delete_clsu32()
9738 spin_unlock(&adapter->fdir_perfect_lock); in ixgbe_delete_clsu32()
9745 u32 uhtid = TC_U32_USERHTID(cls->hnode.handle); in ixgbe_configure_clsu32_add_hnode()
9748 return -EINVAL; in ixgbe_configure_clsu32_add_hnode()
9753 if (cls->hnode.divisor > 0) in ixgbe_configure_clsu32_add_hnode()
9754 return -EINVAL; in ixgbe_configure_clsu32_add_hnode()
9756 set_bit(uhtid - 1, &adapter->tables); in ixgbe_configure_clsu32_add_hnode()
9763 u32 uhtid = TC_U32_USERHTID(cls->hnode.handle); in ixgbe_configure_clsu32_del_hnode()
9766 return -EINVAL; in ixgbe_configure_clsu32_del_hnode()
9768 clear_bit(uhtid - 1, &adapter->tables); in ixgbe_configure_clsu32_del_hnode()
9789 data = (struct upper_walk_data *)priv->data; in get_macvlan_queue()
9790 ifindex = data->ifindex; in get_macvlan_queue()
9791 adapter = data->adapter; in get_macvlan_queue()
9792 if (vadapter && upper->ifindex == ifindex) { in get_macvlan_queue()
9793 data->queue = adapter->rx_ring[vadapter->rx_base_queue]->reg_idx; in get_macvlan_queue()
9794 data->action = data->queue; in get_macvlan_queue()
9805 struct ixgbe_ring_feature *vmdq = &adapter->ring_feature[RING_F_VMDQ]; in handle_redirect_action()
9806 unsigned int num_vfs = adapter->num_vfs, vf; in handle_redirect_action()
9813 upper = pci_get_drvdata(adapter->vfinfo[vf].vfdev); in handle_redirect_action()
9814 if (upper->ifindex == ifindex) { in handle_redirect_action()
9815 *queue = vf * __ALIGN_MASK(1, ~vmdq->mask); in handle_redirect_action()
9828 if (netdev_walk_all_upper_dev_rcu(adapter->netdev, in handle_redirect_action()
9836 return -EINVAL; in handle_redirect_action()
9846 return -EINVAL; in parse_tc_actions()
9861 return -EINVAL; in parse_tc_actions()
9862 return handle_redirect_action(adapter, dev->ifindex, in parse_tc_actions()
9866 return -EINVAL; in parse_tc_actions()
9869 return -EINVAL; in parse_tc_actions()
9875 return -EINVAL; in parse_tc_actions()
9889 for (i = 0; i < cls->knode.sel->nkeys; i++) { in ixgbe_clsu32_build_input()
9890 off = cls->knode.sel->keys[i].off; in ixgbe_clsu32_build_input()
9891 val = cls->knode.sel->keys[i].val; in ixgbe_clsu32_build_input()
9892 m = cls->knode.sel->keys[i].mask; in ixgbe_clsu32_build_input()
9898 input->filter.formatted.flow_type |= in ixgbe_clsu32_build_input()
9905 if (nexthdr->off == cls->knode.sel->keys[i].off && in ixgbe_clsu32_build_input()
9906 nexthdr->val == in ixgbe_clsu32_build_input()
9907 (__force u32)cls->knode.sel->keys[i].val && in ixgbe_clsu32_build_input()
9908 nexthdr->mask == in ixgbe_clsu32_build_input()
9909 (__force u32)cls->knode.sel->keys[i].mask) in ixgbe_clsu32_build_input()
9917 return -EINVAL; in ixgbe_clsu32_build_input()
9922 mask->formatted.flow_type = IXGBE_ATR_L4TYPE_IPV6_MASK | in ixgbe_clsu32_build_input()
9925 if (input->filter.formatted.flow_type == IXGBE_ATR_FLOW_TYPE_IPV4) in ixgbe_clsu32_build_input()
9926 mask->formatted.flow_type &= IXGBE_ATR_L4TYPE_IPV6_MASK; in ixgbe_clsu32_build_input()
9934 __be16 protocol = cls->common.protocol; in ixgbe_configure_clsu32()
9935 u32 loc = cls->knode.handle & 0xfffff; in ixgbe_configure_clsu32()
9936 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_clsu32()
9941 int i, err = -EINVAL; in ixgbe_configure_clsu32()
9945 uhtid = TC_U32_USERHTID(cls->knode.handle); in ixgbe_configure_clsu32()
9946 link_uhtid = TC_U32_USERHTID(cls->knode.link_handle); in ixgbe_configure_clsu32()
9958 if (loc >= ((1024 << adapter->fdir_pballoc) - 2)) { in ixgbe_configure_clsu32()
9971 field_ptr = (adapter->jump_tables[0])->mat; in ixgbe_configure_clsu32()
9975 if (!adapter->jump_tables[uhtid]) in ixgbe_configure_clsu32()
9977 field_ptr = (adapter->jump_tables[uhtid])->mat; in ixgbe_configure_clsu32()
9995 if (!test_bit(link_uhtid - 1, &adapter->tables)) in ixgbe_configure_clsu32()
10003 if (adapter->jump_tables[link_uhtid] && in ixgbe_configure_clsu32()
10004 (adapter->jump_tables[link_uhtid])->link_hdl) { in ixgbe_configure_clsu32()
10011 if (nexthdr[i].o != cls->knode.sel->offoff || in ixgbe_configure_clsu32()
10012 nexthdr[i].s != cls->knode.sel->offshift || in ixgbe_configure_clsu32()
10014 (__force u32)cls->knode.sel->offmask) in ixgbe_configure_clsu32()
10019 return -ENOMEM; in ixgbe_configure_clsu32()
10022 err = -ENOMEM; in ixgbe_configure_clsu32()
10027 err = -ENOMEM; in ixgbe_configure_clsu32()
10030 jump->input = input; in ixgbe_configure_clsu32()
10031 jump->mask = mask; in ixgbe_configure_clsu32()
10032 jump->link_hdl = cls->knode.handle; in ixgbe_configure_clsu32()
10037 jump->mat = nexthdr[i].jump; in ixgbe_configure_clsu32()
10038 adapter->jump_tables[link_uhtid] = jump; in ixgbe_configure_clsu32()
10051 return -ENOMEM; in ixgbe_configure_clsu32()
10054 err = -ENOMEM; in ixgbe_configure_clsu32()
10058 if ((uhtid != 0x800) && (adapter->jump_tables[uhtid])) { in ixgbe_configure_clsu32()
10059 if ((adapter->jump_tables[uhtid])->input) in ixgbe_configure_clsu32()
10060 memcpy(input, (adapter->jump_tables[uhtid])->input, in ixgbe_configure_clsu32()
10062 if ((adapter->jump_tables[uhtid])->mask) in ixgbe_configure_clsu32()
10063 memcpy(mask, (adapter->jump_tables[uhtid])->mask, in ixgbe_configure_clsu32()
10070 struct ixgbe_jump_table *link = adapter->jump_tables[i]; in ixgbe_configure_clsu32()
10072 if (link && (test_bit(loc - 1, link->child_loc_map))) { in ixgbe_configure_clsu32()
10075 err = -EINVAL; in ixgbe_configure_clsu32()
10084 err = parse_tc_actions(adapter, cls->knode.exts, &input->action, in ixgbe_configure_clsu32()
10089 input->sw_idx = loc; in ixgbe_configure_clsu32()
10091 spin_lock(&adapter->fdir_perfect_lock); in ixgbe_configure_clsu32()
10093 if (hlist_empty(&adapter->fdir_filter_list)) { in ixgbe_configure_clsu32()
10094 memcpy(&adapter->fdir_mask, mask, sizeof(*mask)); in ixgbe_configure_clsu32()
10098 } else if (memcmp(&adapter->fdir_mask, mask, sizeof(*mask))) { in ixgbe_configure_clsu32()
10099 err = -EINVAL; in ixgbe_configure_clsu32()
10103 ixgbe_atr_compute_perfect_hash_82599(&input->filter, mask); in ixgbe_configure_clsu32()
10104 err = ixgbe_fdir_write_perfect_filter_82599(hw, &input->filter, in ixgbe_configure_clsu32()
10105 input->sw_idx, queue); in ixgbe_configure_clsu32()
10109 ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); in ixgbe_configure_clsu32()
10110 spin_unlock(&adapter->fdir_perfect_lock); in ixgbe_configure_clsu32()
10112 if ((uhtid != 0x800) && (adapter->jump_tables[uhtid])) in ixgbe_configure_clsu32()
10113 set_bit(loc - 1, (adapter->jump_tables[uhtid])->child_loc_map); in ixgbe_configure_clsu32()
10118 spin_unlock(&adapter->fdir_perfect_lock); in ixgbe_configure_clsu32()
10131 switch (cls_u32->command) { in ixgbe_setup_tc_cls_u32()
10143 return -EOPNOTSUPP; in ixgbe_setup_tc_cls_u32()
10152 if (!tc_cls_can_offload_and_chain0(adapter->netdev, type_data)) in ixgbe_setup_tc_block_cb()
10153 return -EOPNOTSUPP; in ixgbe_setup_tc_block_cb()
10159 return -EOPNOTSUPP; in ixgbe_setup_tc_block_cb()
10166 mqprio->hw = TC_MQPRIO_HW_OFFLOAD_TCS; in ixgbe_setup_tc_mqprio()
10167 return ixgbe_setup_tc(dev, mqprio->num_tc); in ixgbe_setup_tc_mqprio()
10186 return -EOPNOTSUPP; in __ixgbe_setup_tc()
10193 struct net_device *netdev = adapter->netdev; in ixgbe_sriov_reinit()
10196 ixgbe_setup_tc(netdev, adapter->hw_tcs); in ixgbe_sriov_reinit()
10221 if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE)) in ixgbe_fix_features()
10224 if (adapter->xdp_prog && (features & NETIF_F_LRO)) { in ixgbe_fix_features()
10237 /* go back to full RSS if we're not running SR-IOV */ in ixgbe_reset_l2fw_offload()
10238 if (!adapter->ring_feature[RING_F_VMDQ].offset) in ixgbe_reset_l2fw_offload()
10239 adapter->flags &= ~(IXGBE_FLAG_VMDQ_ENABLED | in ixgbe_reset_l2fw_offload()
10242 adapter->ring_feature[RING_F_RSS].limit = rss; in ixgbe_reset_l2fw_offload()
10243 adapter->ring_feature[RING_F_VMDQ].limit = 1; in ixgbe_reset_l2fw_offload()
10245 ixgbe_setup_tc(adapter->netdev, adapter->hw_tcs); in ixgbe_reset_l2fw_offload()
10252 netdev_features_t changed = netdev->features ^ features; in ixgbe_set_features()
10257 if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) in ixgbe_set_features()
10259 adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED; in ixgbe_set_features()
10260 } else if ((adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) && in ixgbe_set_features()
10261 !(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) { in ixgbe_set_features()
10262 if (adapter->rx_itr_setting == 1 || in ixgbe_set_features()
10263 adapter->rx_itr_setting > IXGBE_MIN_RSC_ITR) { in ixgbe_set_features()
10264 adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED; in ixgbe_set_features()
10267 e_info(probe, "rx-usecs set too low, " in ixgbe_set_features()
10273 * Check if Flow Director n-tuple support or hw_tc support was in ixgbe_set_features()
10278 if (!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)) in ixgbe_set_features()
10281 adapter->flags &= ~IXGBE_FLAG_FDIR_HASH_CAPABLE; in ixgbe_set_features()
10282 adapter->flags |= IXGBE_FLAG_FDIR_PERFECT_CAPABLE; in ixgbe_set_features()
10285 if (adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE) in ixgbe_set_features()
10288 adapter->flags &= ~IXGBE_FLAG_FDIR_PERFECT_CAPABLE; in ixgbe_set_features()
10290 /* We cannot enable ATR if SR-IOV is enabled */ in ixgbe_set_features()
10291 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED || in ixgbe_set_features()
10293 (adapter->hw_tcs > 1) || in ixgbe_set_features()
10295 (adapter->ring_feature[RING_F_RSS].limit <= 1) || in ixgbe_set_features()
10297 (!adapter->atr_sample_rate)) in ixgbe_set_features()
10300 adapter->flags |= IXGBE_FLAG_FDIR_HASH_CAPABLE; in ixgbe_set_features()
10306 netdev->features = features; in ixgbe_set_features()
10308 if ((changed & NETIF_F_HW_L2FW_DOFFLOAD) && adapter->num_rx_pools > 1) in ixgbe_set_features()
10331 return -ENOMEM; in ixgbe_ndo_fdb_add()
10338 * ixgbe_configure_bridge_mode - set various bridge modes
10347 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_configure_bridge_mode()
10354 IXGBE_WRITE_REG(&adapter->hw, IXGBE_PFDTXGSWC, 0); in ixgbe_configure_bridge_mode()
10367 num_pools = adapter->num_vfs + adapter->num_rx_pools; in ixgbe_configure_bridge_mode()
10369 if (hw->mac.ops.set_source_address_pruning) in ixgbe_configure_bridge_mode()
10370 hw->mac.ops.set_source_address_pruning(hw, in ixgbe_configure_bridge_mode()
10377 IXGBE_WRITE_REG(&adapter->hw, IXGBE_PFDTXGSWC, in ixgbe_configure_bridge_mode()
10380 /* disable Rx switching replication unless we have SR-IOV in ixgbe_configure_bridge_mode()
10384 if (!adapter->num_vfs) in ixgbe_configure_bridge_mode()
10391 num_pools = adapter->num_vfs + adapter->num_rx_pools; in ixgbe_configure_bridge_mode()
10393 if (hw->mac.ops.set_source_address_pruning) in ixgbe_configure_bridge_mode()
10394 hw->mac.ops.set_source_address_pruning(hw, in ixgbe_configure_bridge_mode()
10400 return -EINVAL; in ixgbe_configure_bridge_mode()
10403 adapter->bridge_mode = mode; in ixgbe_configure_bridge_mode()
10419 if (!(adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) in ixgbe_ndo_bridge_setlink()
10420 return -EOPNOTSUPP; in ixgbe_ndo_bridge_setlink()
10424 return -EINVAL; in ixgbe_ndo_bridge_setlink()
10445 if (!(adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) in ixgbe_ndo_bridge_getlink()
10449 adapter->bridge_mode, 0, 0, nlflags, in ixgbe_ndo_bridge_getlink()
10457 int tcs = adapter->hw_tcs ? : 1; in ixgbe_fwd_add()
10460 if (adapter->xdp_prog) { in ixgbe_fwd_add()
10462 return ERR_PTR(-EINVAL); in ixgbe_fwd_add()
10470 return ERR_PTR(-EMEDIUMTYPE); in ixgbe_fwd_add()
10477 return ERR_PTR(-ERANGE); in ixgbe_fwd_add()
10479 pool = find_first_zero_bit(adapter->fwd_bitmask, adapter->num_rx_pools); in ixgbe_fwd_add()
10480 if (pool == adapter->num_rx_pools) { in ixgbe_fwd_add()
10481 u16 used_pools = adapter->num_vfs + adapter->num_rx_pools; in ixgbe_fwd_add()
10484 if (((adapter->flags & IXGBE_FLAG_DCB_ENABLED) && in ixgbe_fwd_add()
10485 adapter->num_rx_pools >= (MAX_TX_QUEUES / tcs)) || in ixgbe_fwd_add()
10486 adapter->num_rx_pools > IXGBE_MAX_MACVLANS) in ixgbe_fwd_add()
10487 return ERR_PTR(-EBUSY); in ixgbe_fwd_add()
10494 return ERR_PTR(-EBUSY); in ixgbe_fwd_add()
10497 adapter->flags |= IXGBE_FLAG_VMDQ_ENABLED | in ixgbe_fwd_add()
10504 if (used_pools < 32 && adapter->num_rx_pools < 16) in ixgbe_fwd_add()
10506 32 - used_pools, in ixgbe_fwd_add()
10507 16 - adapter->num_rx_pools); in ixgbe_fwd_add()
10508 else if (adapter->num_rx_pools < 32) in ixgbe_fwd_add()
10510 64 - used_pools, in ixgbe_fwd_add()
10511 32 - adapter->num_rx_pools); in ixgbe_fwd_add()
10513 reserved_pools = 64 - used_pools; in ixgbe_fwd_add()
10517 return ERR_PTR(-EBUSY); in ixgbe_fwd_add()
10519 adapter->ring_feature[RING_F_VMDQ].limit += reserved_pools; in ixgbe_fwd_add()
10522 err = ixgbe_setup_tc(pdev, adapter->hw_tcs); in ixgbe_fwd_add()
10526 if (pool >= adapter->num_rx_pools) in ixgbe_fwd_add()
10527 return ERR_PTR(-ENOMEM); in ixgbe_fwd_add()
10532 return ERR_PTR(-ENOMEM); in ixgbe_fwd_add()
10534 set_bit(pool, adapter->fwd_bitmask); in ixgbe_fwd_add()
10536 accel->pool = pool; in ixgbe_fwd_add()
10537 accel->netdev = vdev; in ixgbe_fwd_add()
10553 unsigned int rxbase = accel->rx_base_queue; in ixgbe_fwd_del()
10557 ixgbe_del_mac_filter(adapter, accel->netdev->dev_addr, in ixgbe_fwd_del()
10558 VMDQ_P(accel->pool)); in ixgbe_fwd_del()
10565 for (i = 0; i < adapter->num_rx_queues_per_pool; i++) { in ixgbe_fwd_del()
10566 struct ixgbe_ring *ring = adapter->rx_ring[rxbase + i]; in ixgbe_fwd_del()
10567 struct ixgbe_q_vector *qv = ring->q_vector; in ixgbe_fwd_del()
10572 if (netif_running(adapter->netdev)) in ixgbe_fwd_del()
10573 napi_synchronize(&qv->napi); in ixgbe_fwd_del()
10574 ring->netdev = NULL; in ixgbe_fwd_del()
10578 netdev_unbind_sb_channel(pdev, accel->netdev); in ixgbe_fwd_del()
10579 netdev_set_sb_channel(accel->netdev, 0); in ixgbe_fwd_del()
10581 clear_bit(accel->pool, adapter->fwd_bitmask); in ixgbe_fwd_del()
10604 network_hdr_len = skb_checksum_start(skb) - skb_network_header(skb); in ixgbe_features_check()
10614 * IPsec offoad sets skb->encapsulation but still can handle in ixgbe_features_check()
10617 if (skb->encapsulation && !(features & NETIF_F_TSO_MANGLEID)) { in ixgbe_features_check()
10629 int i, frame_size = dev->mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; in ixgbe_xdp_setup()
10635 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) in ixgbe_xdp_setup()
10636 return -EINVAL; in ixgbe_xdp_setup()
10638 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) in ixgbe_xdp_setup()
10639 return -EINVAL; in ixgbe_xdp_setup()
10642 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_xdp_setup()
10643 struct ixgbe_ring *ring = adapter->rx_ring[i]; in ixgbe_xdp_setup()
10646 return -EINVAL; in ixgbe_xdp_setup()
10649 return -EINVAL; in ixgbe_xdp_setup()
10656 return -ENOMEM; in ixgbe_xdp_setup()
10658 old_prog = xchg(&adapter->xdp_prog, prog); in ixgbe_xdp_setup()
10668 err = ixgbe_setup_tc(dev, adapter->hw_tcs); in ixgbe_xdp_setup()
10671 return -EINVAL; in ixgbe_xdp_setup()
10675 for (i = 0; i < adapter->num_rx_queues; i++) { in ixgbe_xdp_setup()
10676 WRITE_ONCE(adapter->rx_ring[i]->xdp_prog, in ixgbe_xdp_setup()
10677 adapter->xdp_prog); in ixgbe_xdp_setup()
10688 num_queues = min_t(int, adapter->num_rx_queues, in ixgbe_xdp_setup()
10689 adapter->num_xdp_queues); in ixgbe_xdp_setup()
10691 if (adapter->xdp_ring[i]->xsk_pool) in ixgbe_xdp_setup()
10692 (void)ixgbe_xsk_wakeup(adapter->netdev, i, in ixgbe_xdp_setup()
10704 switch (xdp->command) { in ixgbe_xdp()
10706 return ixgbe_xdp_setup(dev, xdp->prog); in ixgbe_xdp()
10708 return ixgbe_xsk_pool_setup(adapter, xdp->xsk.pool, in ixgbe_xdp()
10709 xdp->xsk.queue_id); in ixgbe_xdp()
10712 return -EINVAL; in ixgbe_xdp()
10722 writel(ring->next_to_use, ring->tail); in ixgbe_xdp_ring_update_tail()
10728 spin_lock(&ring->tx_lock); in ixgbe_xdp_ring_update_tail_locked()
10731 spin_unlock(&ring->tx_lock); in ixgbe_xdp_ring_update_tail_locked()
10742 if (unlikely(test_bit(__IXGBE_DOWN, &adapter->state))) in ixgbe_xdp_xmit()
10743 return -ENETDOWN; in ixgbe_xdp_xmit()
10746 return -EINVAL; in ixgbe_xdp_xmit()
10748 /* During program transitions its possible adapter->xdp_prog is assigned in ixgbe_xdp_xmit()
10751 ring = adapter->xdp_prog ? ixgbe_determine_xdp_ring(adapter) : NULL; in ixgbe_xdp_xmit()
10753 return -ENXIO; in ixgbe_xdp_xmit()
10755 if (unlikely(test_bit(__IXGBE_TX_DISABLED, &ring->state))) in ixgbe_xdp_xmit()
10756 return -ENXIO; in ixgbe_xdp_xmit()
10759 spin_lock(&ring->tx_lock); in ixgbe_xdp_xmit()
10775 spin_unlock(&ring->tx_lock); in ixgbe_xdp_xmit()
10831 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_disable_txr_hw()
10832 u8 reg_idx = tx_ring->reg_idx; in ixgbe_disable_txr_hw()
10844 while (wait_loop--) { in ixgbe_disable_txr_hw()
10859 set_bit(__IXGBE_TX_DISABLED, &tx_ring->state); in ixgbe_disable_txr()
10867 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_disable_rxr_hw()
10868 u8 reg_idx = rx_ring->reg_idx; in ixgbe_disable_rxr_hw()
10880 if (hw->mac.type == ixgbe_mac_82598EB && in ixgbe_disable_rxr_hw()
10890 while (wait_loop--) { in ixgbe_disable_rxr_hw()
10904 memset(&tx_ring->stats, 0, sizeof(tx_ring->stats)); in ixgbe_reset_txr_stats()
10905 memset(&tx_ring->tx_stats, 0, sizeof(tx_ring->tx_stats)); in ixgbe_reset_txr_stats()
10910 memset(&rx_ring->stats, 0, sizeof(rx_ring->stats)); in ixgbe_reset_rxr_stats()
10911 memset(&rx_ring->rx_stats, 0, sizeof(rx_ring->rx_stats)); in ixgbe_reset_rxr_stats()
10915 * ixgbe_irq_disable_single - Disable single IRQ vector
10921 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_irq_disable_single()
10925 switch (adapter->hw.mac.type) { in ixgbe_irq_disable_single()
10928 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, mask); in ixgbe_irq_disable_single()
10945 IXGBE_WRITE_FLUSH(&adapter->hw); in ixgbe_irq_disable_single()
10946 if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) in ixgbe_irq_disable_single()
10947 synchronize_irq(adapter->msix_entries[ring].vector); in ixgbe_irq_disable_single()
10949 synchronize_irq(adapter->pdev->irq); in ixgbe_irq_disable_single()
10953 * ixgbe_txrx_ring_disable - Disable Rx/Tx/XDP Tx rings
10964 rx_ring = adapter->rx_ring[ring]; in ixgbe_txrx_ring_disable()
10965 tx_ring = adapter->tx_ring[ring]; in ixgbe_txrx_ring_disable()
10966 xdp_ring = adapter->xdp_ring[ring]; in ixgbe_txrx_ring_disable()
10971 napi_disable(&rx_ring->q_vector->napi); in ixgbe_txrx_ring_disable()
10993 * ixgbe_txrx_ring_enable - Enable Rx/Tx/XDP Tx rings
11004 rx_ring = adapter->rx_ring[ring]; in ixgbe_txrx_ring_enable()
11005 tx_ring = adapter->tx_ring[ring]; in ixgbe_txrx_ring_enable()
11006 xdp_ring = adapter->xdp_ring[ring]; in ixgbe_txrx_ring_enable()
11013 clear_bit(__IXGBE_TX_DISABLED, &tx_ring->state); in ixgbe_txrx_ring_enable()
11015 clear_bit(__IXGBE_TX_DISABLED, &xdp_ring->state); in ixgbe_txrx_ring_enable()
11018 napi_enable(&rx_ring->q_vector->napi); in ixgbe_txrx_ring_enable()
11020 IXGBE_WRITE_FLUSH(&adapter->hw); in ixgbe_txrx_ring_enable()
11024 * ixgbe_enumerate_functions - Get the number of ports this device has
11027 * This function enumerates the phsyical functions co-located on a single slot,
11034 struct pci_dev *entry, *pdev = adapter->pdev; in ixgbe_enumerate_functions()
11041 if (ixgbe_pcie_from_parent(&adapter->hw)) in ixgbe_enumerate_functions()
11044 list_for_each_entry(entry, &adapter->pdev->bus->devices, bus_list) { in ixgbe_enumerate_functions()
11046 if (entry->is_virtfn) in ixgbe_enumerate_functions()
11052 * attached to a virtual machine using VT-d, for example. In in ixgbe_enumerate_functions()
11053 * this case, simply return -1 to indicate this. in ixgbe_enumerate_functions()
11055 if ((entry->vendor != pdev->vendor) || in ixgbe_enumerate_functions()
11056 (entry->device != pdev->device)) in ixgbe_enumerate_functions()
11057 return -1; in ixgbe_enumerate_functions()
11066 * ixgbe_wol_supported - Check whether device supports WoL
11078 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_wol_supported()
11079 u16 wol_cap = adapter->eeprom_cap & IXGBE_DEVICE_CAPS_WOL_MASK; in ixgbe_wol_supported()
11082 if (hw->mac.type == ixgbe_mac_82598EB) in ixgbe_wol_supported()
11086 if (hw->mac.type >= ixgbe_mac_X540) { in ixgbe_wol_supported()
11089 (hw->bus.func == 0))) in ixgbe_wol_supported()
11103 if (hw->bus.func != 0) in ixgbe_wol_supported()
11138 * ixgbe_set_fw_version_e610 - Set FW version specifically on E610 adapters
11147 struct ixgbe_orom_info *orom = &adapter->hw.flash.orom; in ixgbe_set_fw_version_e610()
11148 struct ixgbe_nvm_info *nvm = &adapter->hw.flash.nvm; in ixgbe_set_fw_version_e610()
11150 snprintf(adapter->eeprom_id, sizeof(adapter->eeprom_id), in ixgbe_set_fw_version_e610()
11151 "%x.%02x 0x%x %d.%d.%d", nvm->major, nvm->minor, in ixgbe_set_fw_version_e610()
11152 nvm->eetrack, orom->major, orom->build, orom->patch); in ixgbe_set_fw_version_e610()
11156 * ixgbe_set_fw_version - Set FW version
11164 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_set_fw_version()
11167 if (adapter->hw.mac.type == ixgbe_mac_e610) { in ixgbe_set_fw_version()
11174 snprintf(adapter->eeprom_id, sizeof(adapter->eeprom_id), in ixgbe_set_fw_version()
11184 snprintf(adapter->eeprom_id, sizeof(adapter->eeprom_id), in ixgbe_set_fw_version()
11191 snprintf(adapter->eeprom_id, sizeof(adapter->eeprom_id), in ixgbe_set_fw_version()
11196 * ixgbe_probe - Device Initialization Routine
11211 const struct ixgbe_info *ii = ixgbe_info_tbl[ent->driver_data]; in ixgbe_probe()
11222 * the PCIe SR-IOV capability. in ixgbe_probe()
11224 if (pdev->is_virtfn) { in ixgbe_probe()
11226 pci_name(pdev), pdev->vendor, pdev->device); in ixgbe_probe()
11227 return -EINVAL; in ixgbe_probe()
11234 err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); in ixgbe_probe()
11236 dev_err(&pdev->dev, in ixgbe_probe()
11243 dev_err(&pdev->dev, in ixgbe_probe()
11251 if (ii->mac == ixgbe_mac_82598EB) { in ixgbe_probe()
11258 } else if (ii->mac == ixgbe_mac_e610) { in ixgbe_probe()
11264 err = -ENOMEM; in ixgbe_probe()
11268 SET_NETDEV_DEV(netdev, &pdev->dev); in ixgbe_probe()
11272 adapter->netdev = netdev; in ixgbe_probe()
11273 adapter->pdev = pdev; in ixgbe_probe()
11274 hw = &adapter->hw; in ixgbe_probe()
11275 hw->back = adapter; in ixgbe_probe()
11276 adapter->msg_enable = netif_msg_init(debug, DEFAULT_MSG_ENABLE); in ixgbe_probe()
11278 hw->hw_addr = ioremap(pci_resource_start(pdev, 0), in ixgbe_probe()
11280 adapter->io_addr = hw->hw_addr; in ixgbe_probe()
11281 if (!hw->hw_addr) { in ixgbe_probe()
11282 err = -EIO; in ixgbe_probe()
11286 netdev->netdev_ops = &ixgbe_netdev_ops; in ixgbe_probe()
11288 netdev->watchdog_timeo = 5 * HZ; in ixgbe_probe()
11289 strscpy(netdev->name, pci_name(pdev), sizeof(netdev->name)); in ixgbe_probe()
11292 hw->mac.ops = *ii->mac_ops; in ixgbe_probe()
11293 hw->mac.type = ii->mac; in ixgbe_probe()
11294 hw->mvals = ii->mvals; in ixgbe_probe()
11295 if (ii->link_ops) in ixgbe_probe()
11296 hw->link.ops = *ii->link_ops; in ixgbe_probe()
11299 hw->eeprom.ops = *ii->eeprom_ops; in ixgbe_probe()
11301 if (ixgbe_removed(hw->hw_addr)) { in ixgbe_probe()
11302 err = -EIO; in ixgbe_probe()
11307 hw->eeprom.ops.read = &ixgbe_read_eeprom_bit_bang_generic; in ixgbe_probe()
11310 hw->phy.ops = *ii->phy_ops; in ixgbe_probe()
11311 hw->phy.sfp_type = ixgbe_sfp_type_unknown; in ixgbe_probe()
11313 hw->phy.mdio.prtad = MDIO_PRTAD_NONE; in ixgbe_probe()
11314 hw->phy.mdio.mmds = 0; in ixgbe_probe()
11315 hw->phy.mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; in ixgbe_probe()
11316 hw->phy.mdio.dev = netdev; in ixgbe_probe()
11317 hw->phy.mdio.mdio_read = ixgbe_mdio_read; in ixgbe_probe()
11318 hw->phy.mdio.mdio_write = ixgbe_mdio_write; in ixgbe_probe()
11325 if (adapter->hw.mac.type == ixgbe_mac_e610) { in ixgbe_probe()
11326 err = ixgbe_get_caps(&adapter->hw); in ixgbe_probe()
11328 dev_err(&pdev->dev, "ixgbe_get_caps failed %d\n", err); in ixgbe_probe()
11331 if (adapter->hw.mac.type == ixgbe_mac_82599EB) in ixgbe_probe()
11332 adapter->flags2 |= IXGBE_FLAG2_AUTO_DISABLE_VF; in ixgbe_probe()
11334 switch (adapter->hw.mac.type) { in ixgbe_probe()
11338 netdev->udp_tunnel_nic_info = &ixgbe_udp_tunnels_x550; in ixgbe_probe()
11341 netdev->udp_tunnel_nic_info = &ixgbe_udp_tunnels_x550em_a; in ixgbe_probe()
11348 if (hw->mac.ops.init_swfw_sync) in ixgbe_probe()
11349 hw->mac.ops.init_swfw_sync(hw); in ixgbe_probe()
11352 switch (adapter->hw.mac.type) { in ixgbe_probe()
11359 IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0); in ixgbe_probe()
11369 if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) { in ixgbe_probe()
11376 hw->allow_unsupported_sfp = allow_unsupported_sfp; in ixgbe_probe()
11379 hw->phy.reset_if_overtemp = true; in ixgbe_probe()
11380 err = hw->mac.ops.reset_hw(hw); in ixgbe_probe()
11381 hw->phy.reset_if_overtemp = false; in ixgbe_probe()
11383 if (err == -ENOENT) { in ixgbe_probe()
11385 } else if (err == -EOPNOTSUPP) { in ixgbe_probe()
11395 /* SR-IOV not supported on the 82598 */ in ixgbe_probe()
11396 if (adapter->hw.mac.type == ixgbe_mac_82598EB) in ixgbe_probe()
11400 hw->mbx.ops = ii->mbx_ops; in ixgbe_probe()
11406 netdev->features = NETIF_F_SG | in ixgbe_probe()
11420 netdev->gso_partial_features = IXGBE_GSO_PARTIAL_FEATURES; in ixgbe_probe()
11421 netdev->features |= NETIF_F_GSO_PARTIAL | in ixgbe_probe()
11424 if (hw->mac.type >= ixgbe_mac_82599EB) in ixgbe_probe()
11425 netdev->features |= NETIF_F_SCTP_CRC | NETIF_F_GSO_UDP_L4; in ixgbe_probe()
11432 if (adapter->ipsec) in ixgbe_probe()
11433 netdev->features |= IXGBE_ESP_FEATURES; in ixgbe_probe()
11436 netdev->hw_features |= netdev->features | in ixgbe_probe()
11443 if (hw->mac.type >= ixgbe_mac_82599EB) in ixgbe_probe()
11444 netdev->hw_features |= NETIF_F_NTUPLE | in ixgbe_probe()
11447 netdev->features |= NETIF_F_HIGHDMA; in ixgbe_probe()
11449 netdev->vlan_features |= netdev->features | NETIF_F_TSO_MANGLEID; in ixgbe_probe()
11450 netdev->hw_enc_features |= netdev->vlan_features; in ixgbe_probe()
11451 netdev->mpls_features |= NETIF_F_SG | in ixgbe_probe()
11455 netdev->mpls_features |= IXGBE_GSO_PARTIAL_FEATURES; in ixgbe_probe()
11458 netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER | in ixgbe_probe()
11462 netdev->priv_flags |= IFF_UNICAST_FLT; in ixgbe_probe()
11463 netdev->priv_flags |= IFF_SUPP_NOFCS; in ixgbe_probe()
11465 netdev->xdp_features = NETDEV_XDP_ACT_BASIC | NETDEV_XDP_ACT_REDIRECT | in ixgbe_probe()
11468 /* MTU range: 68 - 9710 */ in ixgbe_probe()
11469 netdev->min_mtu = ETH_MIN_MTU; in ixgbe_probe()
11470 netdev->max_mtu = IXGBE_MAX_JUMBO_FRAME_SIZE - (ETH_HLEN + ETH_FCS_LEN); in ixgbe_probe()
11473 if (adapter->flags & IXGBE_FLAG_DCB_CAPABLE) in ixgbe_probe()
11474 netdev->dcbnl_ops = &ixgbe_dcbnl_ops; in ixgbe_probe()
11478 if (adapter->flags & IXGBE_FLAG_FCOE_CAPABLE) { in ixgbe_probe()
11481 if (hw->mac.ops.get_device_caps) { in ixgbe_probe()
11482 hw->mac.ops.get_device_caps(hw, &device_caps); in ixgbe_probe()
11484 adapter->flags &= ~IXGBE_FLAG_FCOE_CAPABLE; in ixgbe_probe()
11489 adapter->ring_feature[RING_F_FCOE].limit = fcoe_l; in ixgbe_probe()
11491 netdev->features |= NETIF_F_FSO | in ixgbe_probe()
11494 netdev->vlan_features |= NETIF_F_FSO | in ixgbe_probe()
11498 if (adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) in ixgbe_probe()
11499 netdev->hw_features |= NETIF_F_LRO; in ixgbe_probe()
11500 if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) in ixgbe_probe()
11501 netdev->features |= NETIF_F_LRO; in ixgbe_probe()
11504 err = -EIO; in ixgbe_probe()
11509 if (hw->eeprom.ops.validate_checksum(hw, NULL) < 0) { in ixgbe_probe()
11511 err = -EIO; in ixgbe_probe()
11515 eth_platform_get_mac_address(&adapter->pdev->dev, in ixgbe_probe()
11516 adapter->hw.mac.perm_addr); in ixgbe_probe()
11518 eth_hw_addr_set(netdev, hw->mac.perm_addr); in ixgbe_probe()
11520 if (!is_valid_ether_addr(netdev->dev_addr)) { in ixgbe_probe()
11522 err = -EIO; in ixgbe_probe()
11526 /* Set hw->mac.addr to permanent MAC address */ in ixgbe_probe()
11527 ether_addr_copy(hw->mac.addr, hw->mac.perm_addr); in ixgbe_probe()
11530 if (hw->mac.type == ixgbe_mac_e610) in ixgbe_probe()
11531 mutex_init(&hw->aci.lock); in ixgbe_probe()
11532 timer_setup(&adapter->service_timer, ixgbe_service_timer, 0); in ixgbe_probe()
11534 if (ixgbe_removed(hw->hw_addr)) { in ixgbe_probe()
11535 err = -EIO; in ixgbe_probe()
11538 INIT_WORK(&adapter->service_task, ixgbe_service_task); in ixgbe_probe()
11539 set_bit(__IXGBE_SERVICE_INITED, &adapter->state); in ixgbe_probe()
11540 clear_bit(__IXGBE_SERVICE_SCHED, &adapter->state); in ixgbe_probe()
11546 for (i = 0; i < adapter->num_rx_queues; i++) in ixgbe_probe()
11547 u64_stats_init(&adapter->rx_ring[i]->syncp); in ixgbe_probe()
11548 for (i = 0; i < adapter->num_tx_queues; i++) in ixgbe_probe()
11549 u64_stats_init(&adapter->tx_ring[i]->syncp); in ixgbe_probe()
11550 for (i = 0; i < adapter->num_xdp_queues; i++) in ixgbe_probe()
11551 u64_stats_init(&adapter->xdp_ring[i]->syncp); in ixgbe_probe()
11554 adapter->wol = 0; in ixgbe_probe()
11555 hw->eeprom.ops.read(hw, 0x2c, &adapter->eeprom_cap); in ixgbe_probe()
11556 hw->wol_enabled = ixgbe_wol_supported(adapter, pdev->device, in ixgbe_probe()
11557 pdev->subsystem_device); in ixgbe_probe()
11558 if (hw->wol_enabled) in ixgbe_probe()
11559 adapter->wol = IXGBE_WUFC_MAG; in ixgbe_probe()
11561 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); in ixgbe_probe()
11570 hw->mac.ops.get_bus_info(hw); in ixgbe_probe()
11577 switch (hw->mac.type) { in ixgbe_probe()
11593 if (ixgbe_is_sfp(hw) && hw->phy.sfp_type != ixgbe_sfp_type_not_present) in ixgbe_probe()
11595 hw->mac.type, hw->phy.type, hw->phy.sfp_type, in ixgbe_probe()
11599 hw->mac.type, hw->phy.type, part_str); in ixgbe_probe()
11601 e_dev_info("%pM\n", netdev->dev_addr); in ixgbe_probe()
11604 err = hw->mac.ops.start_hw(hw); in ixgbe_probe()
11605 if (err == -EACCES) { in ixgbe_probe()
11606 /* We are running on a pre-production device, log a warning */ in ixgbe_probe()
11607 e_dev_warn("This device is a pre-production adapter/LOM. " in ixgbe_probe()
11614 strcpy(netdev->name, "eth%d"); in ixgbe_probe()
11622 if (hw->mac.ops.disable_tx_laser) in ixgbe_probe()
11623 hw->mac.ops.disable_tx_laser(hw); in ixgbe_probe()
11629 if (dca_add_requester(&pdev->dev) == 0) { in ixgbe_probe()
11630 adapter->flags |= IXGBE_FLAG_DCA_ENABLED; in ixgbe_probe()
11634 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { in ixgbe_probe()
11635 e_info(probe, "IOV is enabled with %d VFs\n", adapter->num_vfs); in ixgbe_probe()
11636 for (i = 0; i < adapter->num_vfs; i++) in ixgbe_probe()
11643 if (hw->mac.ops.set_fw_drv_ver) in ixgbe_probe()
11644 hw->mac.ops.set_fw_drv_ver(hw, 0xFF, 0xFF, 0xFF, 0xFF, in ixgbe_probe()
11645 sizeof(UTS_RELEASE) - 1, in ixgbe_probe()
11661 if (ixgbe_mng_enabled(hw) && ixgbe_is_sfp(hw) && hw->mac.ops.setup_link) in ixgbe_probe()
11662 hw->mac.ops.setup_link(hw, in ixgbe_probe()
11677 if (hw->mac.type == ixgbe_mac_e610) in ixgbe_probe()
11678 mutex_destroy(&adapter->hw.aci.lock); in ixgbe_probe()
11681 adapter->flags2 &= ~IXGBE_FLAG2_SEARCH_FOR_SFP; in ixgbe_probe()
11682 iounmap(adapter->io_addr); in ixgbe_probe()
11683 kfree(adapter->jump_tables[0]); in ixgbe_probe()
11684 kfree(adapter->mac_table); in ixgbe_probe()
11685 kfree(adapter->rss_key); in ixgbe_probe()
11686 bitmap_free(adapter->af_xdp_zc_qps); in ixgbe_probe()
11688 disable_dev = !test_and_set_bit(__IXGBE_DISABLED, &adapter->state); in ixgbe_probe()
11700 * ixgbe_remove - Device Removal Routine
11705 * Hot-Plug event, or because the driver is going to be removed from
11719 netdev = adapter->netdev; in ixgbe_remove()
11722 set_bit(__IXGBE_REMOVING, &adapter->state); in ixgbe_remove()
11723 cancel_work_sync(&adapter->service_task); in ixgbe_remove()
11725 if (adapter->hw.mac.type == ixgbe_mac_e610) { in ixgbe_remove()
11727 mutex_destroy(&adapter->hw.aci.lock); in ixgbe_remove()
11730 if (adapter->mii_bus) in ixgbe_remove()
11731 mdiobus_unregister(adapter->mii_bus); in ixgbe_remove()
11734 if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) { in ixgbe_remove()
11735 adapter->flags &= ~IXGBE_FLAG_DCA_ENABLED; in ixgbe_remove()
11736 dca_remove_requester(&pdev->dev); in ixgbe_remove()
11737 IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_CTRL, in ixgbe_remove()
11752 if (netdev->reg_state == NETREG_REGISTERED) in ixgbe_remove()
11761 kfree(adapter->ixgbe_ieee_pfc); in ixgbe_remove()
11762 kfree(adapter->ixgbe_ieee_ets); in ixgbe_remove()
11765 iounmap(adapter->io_addr); in ixgbe_remove()
11771 if (adapter->jump_tables[i]) { in ixgbe_remove()
11772 kfree(adapter->jump_tables[i]->input); in ixgbe_remove()
11773 kfree(adapter->jump_tables[i]->mask); in ixgbe_remove()
11775 kfree(adapter->jump_tables[i]); in ixgbe_remove()
11778 kfree(adapter->mac_table); in ixgbe_remove()
11779 kfree(adapter->rss_key); in ixgbe_remove()
11780 bitmap_free(adapter->af_xdp_zc_qps); in ixgbe_remove()
11781 disable_dev = !test_and_set_bit(__IXGBE_DISABLED, &adapter->state); in ixgbe_remove()
11789 * ixgbe_io_error_detected - called when PCI error is detected
11800 struct net_device *netdev = adapter->netdev; in ixgbe_io_error_detected()
11803 struct ixgbe_hw *hw = &adapter->hw; in ixgbe_io_error_detected()
11809 if (adapter->hw.mac.type == ixgbe_mac_82598EB || in ixgbe_io_error_detected()
11810 adapter->num_vfs == 0) in ixgbe_io_error_detected()
11813 bdev = pdev->bus->self; in ixgbe_io_error_detected()
11815 bdev = bdev->bus->self; in ixgbe_io_error_detected()
11828 if (ixgbe_removed(hw->hw_addr)) in ixgbe_io_error_detected()
11837 if ((pf_func & 1) == (pdev->devfn & 1)) { in ixgbe_io_error_detected()
11845 switch (adapter->hw.mac.type) { in ixgbe_io_error_detected()
11872 if (vfdev->devfn == (req_id & 0xFF)) in ixgbe_io_error_detected()
11895 adapter->vferr_refcount++; in ixgbe_io_error_detected()
11901 if (!test_bit(__IXGBE_SERVICE_INITED, &adapter->state)) in ixgbe_io_error_detected()
11918 if (!test_and_set_bit(__IXGBE_DISABLED, &adapter->state)) in ixgbe_io_error_detected()
11927 * ixgbe_io_slot_reset - called after the pci bus has been reset.
11930 * Restart the card from scratch, as if from a cold-boot.
11938 e_err(probe, "Cannot re-enable PCI device after reset.\n"); in ixgbe_io_slot_reset()
11942 clear_bit(__IXGBE_DISABLED, &adapter->state); in ixgbe_io_slot_reset()
11943 adapter->hw.hw_addr = adapter->io_addr; in ixgbe_io_slot_reset()
11951 IXGBE_WRITE_REG(&adapter->hw, IXGBE_WUS, ~0); in ixgbe_io_slot_reset()
11959 * ixgbe_io_resume - called when traffic can start flowing again.
11968 struct net_device *netdev = adapter->netdev; in ixgbe_io_resume()
11971 if (adapter->vferr_refcount) { in ixgbe_io_resume()
11973 adapter->vferr_refcount--; in ixgbe_io_resume()
12006 * ixgbe_init_module - Driver Registration Routine
12020 return -ENOMEM; in ixgbe_init_module()
12042 * ixgbe_exit_module - Driver Exit Cleanup Routine