1 /* bnx2x_cmn.h: Broadcom Everest network driver.
3 * Copyright (c) 2007-2010 Broadcom Corporation
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
10 * Written by: Eliezer Tamir
11 * Based on code from Michael Chan's bnx2 driver
12 * UDP CSUM errata workaround by Arik Gendelman
13 * Slowpath and fastpath rework by Vladislav Zolotarov
14 * Statistics and Link management by Yitchak Gertner
20 #include <linux/types.h>
21 #include <linux/netdevice.h>
26 extern int num_queues;
28 /*********************** Interfaces ****************************
29 * Functions that need to be implemented by each driver version
33 * Initialize link parameters structure variables.
40 u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode);
43 * Configure hw according to link parameters structure.
47 void bnx2x_link_set(struct bnx2x *bp);
55 * @return 0 - link is UP
57 u8 bnx2x_link_test(struct bnx2x *bp, u8 is_serdes);
60 * Handles link status change
64 void bnx2x__link_status_update(struct bnx2x *bp);
67 * Report link status to upper layer
73 void bnx2x_link_report(struct bnx2x *bp);
76 * calculates MF speed according to current linespeed and MF
83 u16 bnx2x_get_mf_speed(struct bnx2x *bp);
86 * MSI-X slowpath interrupt handler
93 irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance);
96 * non MSI-X interrupt handler
101 * @return irqreturn_t
103 irqreturn_t bnx2x_interrupt(int irq, void *dev_instance);
107 * Send command to cnic driver
112 int bnx2x_cnic_notify(struct bnx2x *bp, int cmd);
115 * Provides cnic information for proper interrupt handling
119 void bnx2x_setup_cnic_irq_info(struct bnx2x *bp);
123 * Enable HW interrupts.
127 void bnx2x_int_enable(struct bnx2x *bp);
130 * Disable interrupts. This function ensures that there are no
131 * ISRs or SP DPCs (sp_task) are running after it returns.
134 * @param disable_hw if true, disable HW interrupts.
136 void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw);
139 * Loads device firmware
145 int bnx2x_init_firmware(struct bnx2x *bp);
148 * Init HW blocks according to current initialization stage:
149 * COMMON, PORT or FUNCTION.
152 * @param load_code: COMMON, PORT or FUNCTION
156 int bnx2x_init_hw(struct bnx2x *bp, u32 load_code);
159 * Init driver internals:
165 * @param load_code COMMON, PORT or FUNCTION
167 void bnx2x_nic_init(struct bnx2x *bp, u32 load_code);
170 * Allocate driver's memory.
176 int bnx2x_alloc_mem(struct bnx2x *bp);
179 * Release driver's memory.
183 void bnx2x_free_mem(struct bnx2x *bp);
194 int bnx2x_setup_client(struct bnx2x *bp, struct bnx2x_fastpath *fp,
198 * Set number of queues according to mode
203 void bnx2x_set_num_queues(struct bnx2x *bp);
206 * Cleanup chip internals:
207 * - Cleanup MAC configuration.
214 void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode);
220 * @param resource Resource bit which was locked
224 int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource);
229 * @param bp driver handle
230 * @param resource Resource bit which was locked
234 int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource);
237 * Configure eth MAC address in the HW according to the value in
240 * @param bp driver handle
243 void bnx2x_set_eth_mac(struct bnx2x *bp, int set);
247 * Set/Clear FIP MAC(s) at the next enties in the CAM after the ETH
248 * MAC(s). This function will wait until the ramdord completion
251 * @param bp driver handle
252 * @param set set or clear the CAM entry
254 * @return 0 if cussess, -ENODEV if ramrod doesn't return.
256 int bnx2x_set_fip_eth_mac_addr(struct bnx2x *bp, int set);
259 * Set/Clear ALL_ENODE mcast MAC.
266 int bnx2x_set_all_enode_macs(struct bnx2x *bp, int set);
270 * Set MAC filtering configurations.
272 * @remarks called with netif_tx_lock from dev_mcast.c
274 * @param dev net_device
276 void bnx2x_set_rx_mode(struct net_device *dev);
279 * Configure MAC filtering rules in a FW.
281 * @param bp driver handle
283 void bnx2x_set_storm_rx_mode(struct bnx2x *bp);
285 /* Parity errors related */
286 void bnx2x_inc_load_cnt(struct bnx2x *bp);
287 u32 bnx2x_dec_load_cnt(struct bnx2x *bp);
288 bool bnx2x_chk_parity_attn(struct bnx2x *bp);
289 bool bnx2x_reset_is_done(struct bnx2x *bp);
290 void bnx2x_disable_close_the_gate(struct bnx2x *bp);
293 * Perform statistics handling according to event
295 * @param bp driver handle
296 * @param event bnx2x_stats_event
298 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event);
301 * Handle ramrods completion
303 * @param fp fastpath handle for the event
304 * @param rr_cqe eth_rx_cqe
306 void bnx2x_sp_event(struct bnx2x_fastpath *fp, union eth_rx_cqe *rr_cqe);
309 * Init/halt function before/after sending
310 * CLIENT_SETUP/CFC_DEL for the first/last client.
316 int bnx2x_func_start(struct bnx2x *bp);
319 * Prepare ILT configurations according to current driver
324 void bnx2x_ilt_set_info(struct bnx2x *bp);
327 * Inintialize dcbx protocol
331 void bnx2x_dcbx_init(struct bnx2x *bp);
334 * Set power state to the requested value. Currently only D0 and
335 * D3hot are supported.
338 * @param state D0 or D3hot
342 int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state);
345 * Updates MAX part of MF configuration in HW
351 void bnx2x_update_max_mf_config(struct bnx2x *bp, u32 value);
353 /* dev_close main block */
354 int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode);
356 /* dev_open main block */
357 int bnx2x_nic_load(struct bnx2x *bp, int load_mode);
359 /* hard_xmit callback */
360 netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev);
362 /* select_queue callback */
363 u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb);
365 int bnx2x_change_mac_addr(struct net_device *dev, void *p);
367 /* NAPI poll Rx part */
368 int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget);
370 /* NAPI poll Tx part */
371 int bnx2x_tx_int(struct bnx2x_fastpath *fp);
373 /* suspend/resume callbacks */
374 int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state);
375 int bnx2x_resume(struct pci_dev *pdev);
377 /* Release IRQ vectors */
378 void bnx2x_free_irq(struct bnx2x *bp);
380 void bnx2x_init_rx_rings(struct bnx2x *bp);
381 void bnx2x_free_skbs(struct bnx2x *bp);
382 void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw);
383 void bnx2x_netif_start(struct bnx2x *bp);
386 * Fill msix_table, request vectors, update num_queues according
387 * to number of available vectors
393 int bnx2x_enable_msix(struct bnx2x *bp);
396 * Request msi mode from OS, updated internals accordingly
402 int bnx2x_enable_msi(struct bnx2x *bp);
412 int bnx2x_poll(struct napi_struct *napi, int budget);
415 * Allocate/release memories outsize main driver structure
421 int __devinit bnx2x_alloc_mem_bp(struct bnx2x *bp);
422 void bnx2x_free_mem_bp(struct bnx2x *bp);
425 * Change mtu netdev callback
432 int bnx2x_change_mtu(struct net_device *dev, int new_mtu);
434 u32 bnx2x_fix_features(struct net_device *dev, u32 features);
435 int bnx2x_set_features(struct net_device *dev, u32 features);
438 * tx timeout netdev callback
445 void bnx2x_tx_timeout(struct net_device *dev);
449 * vlan rx register netdev callback
456 void bnx2x_vlan_rx_register(struct net_device *dev,
457 struct vlan_group *vlgrp);
461 static inline void bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp)
463 barrier(); /* status block is written to by the chip */
464 fp->fp_hc_idx = fp->sb_running_index[SM_RX_ID];
467 static inline void bnx2x_update_rx_prod(struct bnx2x *bp,
468 struct bnx2x_fastpath *fp,
469 u16 bd_prod, u16 rx_comp_prod,
472 struct ustorm_eth_rx_producers rx_prods = {0};
475 /* Update producers */
476 rx_prods.bd_prod = bd_prod;
477 rx_prods.cqe_prod = rx_comp_prod;
478 rx_prods.sge_prod = rx_sge_prod;
481 * Make sure that the BD and SGE data is updated before updating the
482 * producers since FW might read the BD/SGE right after the producer
484 * This is only applicable for weak-ordered memory model archs such
485 * as IA-64. The following barrier is also mandatory since FW will
486 * assumes BDs must have buffers.
490 for (i = 0; i < sizeof(struct ustorm_eth_rx_producers)/4; i++)
492 BAR_USTRORM_INTMEM + fp->ustorm_rx_prods_offset + i*4,
493 ((u32 *)&rx_prods)[i]);
495 mmiowb(); /* keep prod updates ordered */
497 DP(NETIF_MSG_RX_STATUS,
498 "queue[%d]: wrote bd_prod %u cqe_prod %u sge_prod %u\n",
499 fp->index, bd_prod, rx_comp_prod, rx_sge_prod);
502 static inline void bnx2x_igu_ack_sb_gen(struct bnx2x *bp, u8 igu_sb_id,
503 u8 segment, u16 index, u8 op,
504 u8 update, u32 igu_addr)
506 struct igu_regular cmd_data = {0};
508 cmd_data.sb_id_and_flags =
509 ((index << IGU_REGULAR_SB_INDEX_SHIFT) |
510 (segment << IGU_REGULAR_SEGMENT_ACCESS_SHIFT) |
511 (update << IGU_REGULAR_BUPDATE_SHIFT) |
512 (op << IGU_REGULAR_ENABLE_INT_SHIFT));
514 DP(NETIF_MSG_HW, "write 0x%08x to IGU addr 0x%x\n",
515 cmd_data.sb_id_and_flags, igu_addr);
516 REG_WR(bp, igu_addr, cmd_data.sb_id_and_flags);
518 /* Make sure that ACK is written */
523 static inline void bnx2x_igu_clear_sb_gen(struct bnx2x *bp,
524 u8 idu_sb_id, bool is_Pf)
526 u32 data, ctl, cnt = 100;
527 u32 igu_addr_data = IGU_REG_COMMAND_REG_32LSB_DATA;
528 u32 igu_addr_ctl = IGU_REG_COMMAND_REG_CTRL;
529 u32 igu_addr_ack = IGU_REG_CSTORM_TYPE_0_SB_CLEANUP + (idu_sb_id/32)*4;
530 u32 sb_bit = 1 << (idu_sb_id%32);
531 u32 func_encode = BP_FUNC(bp) |
532 ((is_Pf == true ? 1 : 0) << IGU_FID_ENCODE_IS_PF_SHIFT);
533 u32 addr_encode = IGU_CMD_E2_PROD_UPD_BASE + idu_sb_id;
535 /* Not supported in BC mode */
536 if (CHIP_INT_MODE_IS_BC(bp))
539 data = (IGU_USE_REGISTER_cstorm_type_0_sb_cleanup
540 << IGU_REGULAR_CLEANUP_TYPE_SHIFT) |
541 IGU_REGULAR_CLEANUP_SET |
542 IGU_REGULAR_BCLEANUP;
544 ctl = addr_encode << IGU_CTRL_REG_ADDRESS_SHIFT |
545 func_encode << IGU_CTRL_REG_FID_SHIFT |
546 IGU_CTRL_CMD_TYPE_WR << IGU_CTRL_REG_TYPE_SHIFT;
548 DP(NETIF_MSG_HW, "write 0x%08x to IGU(via GRC) addr 0x%x\n",
549 data, igu_addr_data);
550 REG_WR(bp, igu_addr_data, data);
553 DP(NETIF_MSG_HW, "write 0x%08x to IGU(via GRC) addr 0x%x\n",
555 REG_WR(bp, igu_addr_ctl, ctl);
559 /* wait for clean up to finish */
560 while (!(REG_RD(bp, igu_addr_ack) & sb_bit) && --cnt)
564 if (!(REG_RD(bp, igu_addr_ack) & sb_bit)) {
565 DP(NETIF_MSG_HW, "Unable to finish IGU cleanup: "
566 "idu_sb_id %d offset %d bit %d (cnt %d)\n",
567 idu_sb_id, idu_sb_id/32, idu_sb_id%32, cnt);
571 static inline void bnx2x_hc_ack_sb(struct bnx2x *bp, u8 sb_id,
572 u8 storm, u16 index, u8 op, u8 update)
574 u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 +
575 COMMAND_REG_INT_ACK);
576 struct igu_ack_register igu_ack;
578 igu_ack.status_block_index = index;
579 igu_ack.sb_id_and_flags =
580 ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) |
581 (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) |
582 (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) |
583 (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT));
585 DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n",
586 (*(u32 *)&igu_ack), hc_addr);
587 REG_WR(bp, hc_addr, (*(u32 *)&igu_ack));
589 /* Make sure that ACK is written */
594 static inline void bnx2x_igu_ack_sb(struct bnx2x *bp, u8 igu_sb_id, u8 segment,
595 u16 index, u8 op, u8 update)
597 u32 igu_addr = BAR_IGU_INTMEM + (IGU_CMD_INT_ACK_BASE + igu_sb_id)*8;
599 bnx2x_igu_ack_sb_gen(bp, igu_sb_id, segment, index, op, update,
603 static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 igu_sb_id, u8 storm,
604 u16 index, u8 op, u8 update)
606 if (bp->common.int_block == INT_BLOCK_HC)
607 bnx2x_hc_ack_sb(bp, igu_sb_id, storm, index, op, update);
611 if (CHIP_INT_MODE_IS_BC(bp))
613 else if (igu_sb_id != bp->igu_dsb_id)
614 segment = IGU_SEG_ACCESS_DEF;
615 else if (storm == ATTENTION_ID)
616 segment = IGU_SEG_ACCESS_ATTN;
618 segment = IGU_SEG_ACCESS_DEF;
619 bnx2x_igu_ack_sb(bp, igu_sb_id, segment, index, op, update);
623 static inline u16 bnx2x_hc_ack_int(struct bnx2x *bp)
625 u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 +
626 COMMAND_REG_SIMD_MASK);
627 u32 result = REG_RD(bp, hc_addr);
629 DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n",
636 static inline u16 bnx2x_igu_ack_int(struct bnx2x *bp)
638 u32 igu_addr = (BAR_IGU_INTMEM + IGU_REG_SISR_MDPC_WMASK_LSB_UPPER*8);
639 u32 result = REG_RD(bp, igu_addr);
641 DP(NETIF_MSG_HW, "read 0x%08x from IGU addr 0x%x\n",
648 static inline u16 bnx2x_ack_int(struct bnx2x *bp)
651 if (bp->common.int_block == INT_BLOCK_HC)
652 return bnx2x_hc_ack_int(bp);
654 return bnx2x_igu_ack_int(bp);
657 static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp)
659 /* Tell compiler that consumer and producer can change */
661 return fp->tx_pkt_prod != fp->tx_pkt_cons;
664 static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp)
670 prod = fp->tx_bd_prod;
671 cons = fp->tx_bd_cons;
673 /* NUM_TX_RINGS = number of "next-page" entries
674 It will be used as a threshold */
675 used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS;
677 #ifdef BNX2X_STOP_ON_ERROR
679 WARN_ON(used > fp->bp->tx_ring_size);
680 WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL);
683 return (s16)(fp->bp->tx_ring_size) - used;
686 static inline int bnx2x_has_tx_work(struct bnx2x_fastpath *fp)
690 /* Tell compiler that status block fields can change */
692 hw_cons = le16_to_cpu(*fp->tx_cons_sb);
693 return hw_cons != fp->tx_pkt_cons;
696 static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp)
700 /* Tell compiler that status block fields can change */
702 rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb);
703 if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT)
705 return (fp->rx_comp_cons != rx_cons_sb);
709 * disables tx from stack point of view
713 static inline void bnx2x_tx_disable(struct bnx2x *bp)
715 netif_tx_disable(bp->dev);
716 netif_carrier_off(bp->dev);
719 static inline void bnx2x_free_rx_sge(struct bnx2x *bp,
720 struct bnx2x_fastpath *fp, u16 index)
722 struct sw_rx_page *sw_buf = &fp->rx_page_ring[index];
723 struct page *page = sw_buf->page;
724 struct eth_rx_sge *sge = &fp->rx_sge_ring[index];
726 /* Skip "next page" elements */
730 dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(sw_buf, mapping),
731 SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE);
732 __free_pages(page, PAGES_PER_SGE_SHIFT);
739 static inline void bnx2x_add_all_napi(struct bnx2x *bp)
743 /* Add NAPI objects */
744 for_each_napi_queue(bp, i)
745 netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi),
746 bnx2x_poll, BNX2X_NAPI_WEIGHT);
749 static inline void bnx2x_del_all_napi(struct bnx2x *bp)
753 for_each_napi_queue(bp, i)
754 netif_napi_del(&bnx2x_fp(bp, i, napi));
757 static inline void bnx2x_disable_msi(struct bnx2x *bp)
759 if (bp->flags & USING_MSIX_FLAG) {
760 pci_disable_msix(bp->pdev);
761 bp->flags &= ~USING_MSIX_FLAG;
762 } else if (bp->flags & USING_MSI_FLAG) {
763 pci_disable_msi(bp->pdev);
764 bp->flags &= ~USING_MSI_FLAG;
768 static inline int bnx2x_calc_num_queues(struct bnx2x *bp)
771 min_t(int, num_queues, BNX2X_MAX_QUEUES(bp)) :
772 min_t(int, num_online_cpus(), BNX2X_MAX_QUEUES(bp));
775 static inline void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp)
779 for (i = 1; i <= NUM_RX_SGE_PAGES; i++) {
780 int idx = RX_SGE_CNT * i - 1;
782 for (j = 0; j < 2; j++) {
783 SGE_MASK_CLEAR_BIT(fp, idx);
789 static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp)
791 /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */
792 memset(fp->sge_mask, 0xff,
793 (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64));
795 /* Clear the two last indices in the page to 1:
796 these are the indices that correspond to the "next" element,
797 hence will never be indicated and should be removed from
799 bnx2x_clear_sge_mask_next_elems(fp);
802 static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp,
803 struct bnx2x_fastpath *fp, u16 index)
805 struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT);
806 struct sw_rx_page *sw_buf = &fp->rx_page_ring[index];
807 struct eth_rx_sge *sge = &fp->rx_sge_ring[index];
810 if (unlikely(page == NULL))
813 mapping = dma_map_page(&bp->pdev->dev, page, 0,
814 SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE);
815 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
816 __free_pages(page, PAGES_PER_SGE_SHIFT);
821 dma_unmap_addr_set(sw_buf, mapping, mapping);
823 sge->addr_hi = cpu_to_le32(U64_HI(mapping));
824 sge->addr_lo = cpu_to_le32(U64_LO(mapping));
829 static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp,
830 struct bnx2x_fastpath *fp, u16 index)
833 struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index];
834 struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index];
837 skb = netdev_alloc_skb(bp->dev, fp->rx_buf_size);
838 if (unlikely(skb == NULL))
841 mapping = dma_map_single(&bp->pdev->dev, skb->data, fp->rx_buf_size,
843 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
849 dma_unmap_addr_set(rx_buf, mapping, mapping);
851 rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
852 rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
857 /* note that we are not allocating a new skb,
858 * we are just moving one from cons to prod
859 * we are not creating a new mapping,
860 * so there is no need to check for dma_mapping_error().
862 static inline void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp,
865 struct bnx2x *bp = fp->bp;
866 struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons];
867 struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod];
868 struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons];
869 struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod];
871 dma_sync_single_for_device(&bp->pdev->dev,
872 dma_unmap_addr(cons_rx_buf, mapping),
873 RX_COPY_THRESH, DMA_FROM_DEVICE);
875 prod_rx_buf->skb = cons_rx_buf->skb;
876 dma_unmap_addr_set(prod_rx_buf, mapping,
877 dma_unmap_addr(cons_rx_buf, mapping));
881 static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp,
882 struct bnx2x_fastpath *fp, int last)
886 for (i = 0; i < last; i++)
887 bnx2x_free_rx_sge(bp, fp, i);
890 static inline void bnx2x_free_tpa_pool(struct bnx2x *bp,
891 struct bnx2x_fastpath *fp, int last)
895 for (i = 0; i < last; i++) {
896 struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]);
897 struct sk_buff *skb = rx_buf->skb;
900 DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i);
904 if (fp->tpa_state[i] == BNX2X_TPA_START)
905 dma_unmap_single(&bp->pdev->dev,
906 dma_unmap_addr(rx_buf, mapping),
907 fp->rx_buf_size, DMA_FROM_DEVICE);
915 static inline void bnx2x_init_tx_rings(struct bnx2x *bp)
919 for_each_tx_queue(bp, j) {
920 struct bnx2x_fastpath *fp = &bp->fp[j];
922 for (i = 1; i <= NUM_TX_RINGS; i++) {
923 struct eth_tx_next_bd *tx_next_bd =
924 &fp->tx_desc_ring[TX_DESC_CNT * i - 1].next_bd;
926 tx_next_bd->addr_hi =
927 cpu_to_le32(U64_HI(fp->tx_desc_mapping +
928 BCM_PAGE_SIZE*(i % NUM_TX_RINGS)));
929 tx_next_bd->addr_lo =
930 cpu_to_le32(U64_LO(fp->tx_desc_mapping +
931 BCM_PAGE_SIZE*(i % NUM_TX_RINGS)));
934 SET_FLAG(fp->tx_db.data.header.header, DOORBELL_HDR_DB_TYPE, 1);
935 fp->tx_db.data.zero_fill1 = 0;
936 fp->tx_db.data.prod = 0;
946 static inline void bnx2x_set_next_page_rx_bd(struct bnx2x_fastpath *fp)
950 for (i = 1; i <= NUM_RX_RINGS; i++) {
951 struct eth_rx_bd *rx_bd;
953 rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2];
955 cpu_to_le32(U64_HI(fp->rx_desc_mapping +
956 BCM_PAGE_SIZE*(i % NUM_RX_RINGS)));
958 cpu_to_le32(U64_LO(fp->rx_desc_mapping +
959 BCM_PAGE_SIZE*(i % NUM_RX_RINGS)));
963 static inline void bnx2x_set_next_page_sgl(struct bnx2x_fastpath *fp)
967 for (i = 1; i <= NUM_RX_SGE_PAGES; i++) {
968 struct eth_rx_sge *sge;
970 sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2];
972 cpu_to_le32(U64_HI(fp->rx_sge_mapping +
973 BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES)));
976 cpu_to_le32(U64_LO(fp->rx_sge_mapping +
977 BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES)));
981 static inline void bnx2x_set_next_page_rx_cq(struct bnx2x_fastpath *fp)
984 for (i = 1; i <= NUM_RCQ_RINGS; i++) {
985 struct eth_rx_cqe_next_page *nextpg;
987 nextpg = (struct eth_rx_cqe_next_page *)
988 &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1];
990 cpu_to_le32(U64_HI(fp->rx_comp_mapping +
991 BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS)));
993 cpu_to_le32(U64_LO(fp->rx_comp_mapping +
994 BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS)));
999 static inline void bnx2x_init_fcoe_fp(struct bnx2x *bp)
1001 bnx2x_fcoe(bp, cl_id) = BNX2X_FCOE_ETH_CL_ID +
1002 BP_E1HVN(bp) * NONE_ETH_CONTEXT_USE;
1003 bnx2x_fcoe(bp, cid) = BNX2X_FCOE_ETH_CID;
1004 bnx2x_fcoe(bp, fw_sb_id) = DEF_SB_ID;
1005 bnx2x_fcoe(bp, igu_sb_id) = bp->igu_dsb_id;
1006 bnx2x_fcoe(bp, bp) = bp;
1007 bnx2x_fcoe(bp, state) = BNX2X_FP_STATE_CLOSED;
1008 bnx2x_fcoe(bp, index) = FCOE_IDX;
1009 bnx2x_fcoe(bp, rx_cons_sb) = BNX2X_FCOE_L2_RX_INDEX;
1010 bnx2x_fcoe(bp, tx_cons_sb) = BNX2X_FCOE_L2_TX_INDEX;
1011 /* qZone id equals to FW (per path) client id */
1012 bnx2x_fcoe(bp, cl_qzone_id) = bnx2x_fcoe(bp, cl_id) +
1013 BP_PORT(bp)*(CHIP_IS_E2(bp) ? ETH_MAX_RX_CLIENTS_E2 :
1014 ETH_MAX_RX_CLIENTS_E1H);
1016 bnx2x_fcoe(bp, ustorm_rx_prods_offset) = CHIP_IS_E2(bp) ?
1017 USTORM_RX_PRODS_E2_OFFSET(bnx2x_fcoe(bp, cl_qzone_id)) :
1018 USTORM_RX_PRODS_E1X_OFFSET(BP_PORT(bp), bnx2x_fcoe_fp(bp)->cl_id);
1023 static inline void __storm_memset_struct(struct bnx2x *bp,
1024 u32 addr, size_t size, u32 *data)
1027 for (i = 0; i < size/4; i++)
1028 REG_WR(bp, addr + (i * 4), data[i]);
1031 static inline void storm_memset_mac_filters(struct bnx2x *bp,
1032 struct tstorm_eth_mac_filter_config *mac_filters,
1035 size_t size = sizeof(struct tstorm_eth_mac_filter_config);
1037 u32 addr = BAR_TSTRORM_INTMEM +
1038 TSTORM_MAC_FILTER_CONFIG_OFFSET(abs_fid);
1040 __storm_memset_struct(bp, addr, size, (u32 *)mac_filters);
1043 static inline void storm_memset_cmng(struct bnx2x *bp,
1044 struct cmng_struct_per_port *cmng,
1048 sizeof(struct rate_shaping_vars_per_port) +
1049 sizeof(struct fairness_vars_per_port) +
1050 sizeof(struct safc_struct_per_port) +
1051 sizeof(struct pfc_struct_per_port);
1053 u32 addr = BAR_XSTRORM_INTMEM +
1054 XSTORM_CMNG_PER_PORT_VARS_OFFSET(port);
1056 __storm_memset_struct(bp, addr, size, (u32 *)cmng);
1058 addr += size + 4 /* SKIP DCB+LLFC */;
1059 size = sizeof(struct cmng_struct_per_port) -
1060 size /* written */ - 4 /*skipped*/;
1062 __storm_memset_struct(bp, addr, size,
1063 (u32 *)(cmng->traffic_type_to_priority_cos));
1066 /* HW Lock for shared dual port PHYs */
1067 void bnx2x_acquire_phy_lock(struct bnx2x *bp);
1068 void bnx2x_release_phy_lock(struct bnx2x *bp);
1071 * Extracts MAX BW part from MF configuration.
1078 static inline u16 bnx2x_extract_max_cfg(struct bnx2x *bp, u32 mf_cfg)
1080 u16 max_cfg = (mf_cfg & FUNC_MF_CFG_MAX_BW_MASK) >>
1081 FUNC_MF_CFG_MAX_BW_SHIFT;
1083 BNX2X_ERR("Illegal configuration detected for Max BW - "
1084 "using 100 instead\n");
1090 #endif /* BNX2X_CMN_H */