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Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001/* bnx2x.h: Broadcom Everest network driver.
2 *
Yuval Mintz247fa822013-01-14 05:11:50 +00003 * Copyright (c) 2007-2013 Broadcom Corporation
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02004 *
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.
8 *
Eilon Greenstein24e3fce2008-06-12 14:30:28 -07009 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020011 * Based on code from Michael Chan's bnx2 driver
12 */
13
14#ifndef BNX2X_H
15#define BNX2X_H
Ariel Elior290ca2b2013-01-01 05:22:31 +000016
17#include <linux/pci.h>
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +000018#include <linux/netdevice.h>
Alexey Dobriyanb7f080c2011-06-16 11:01:34 +000019#include <linux/dma-mapping.h>
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +000020#include <linux/types.h>
Ariel Elior290ca2b2013-01-01 05:22:31 +000021#include <linux/pci_regs.h>
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020022
Eilon Greenstein34f80b02008-06-23 20:33:01 -070023/* compilation time flags */
24
25/* define this to make the driver freeze on error to allow getting debug info
26 * (you will need to reboot afterwards) */
27/* #define BNX2X_STOP_ON_ERROR */
28
Dmitry Kravkov26f26b32013-04-22 03:48:11 +000029#define DRV_MODULE_VERSION "1.78.17-0"
30#define DRV_MODULE_RELDATE "2013/04/11"
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +000031#define BNX2X_BC_VER 0x040200
32
Shmulik Ravid785b9b12010-12-30 06:27:03 +000033#if defined(CONFIG_DCB)
Shmulik Ravid98507672011-02-28 12:19:55 -080034#define BCM_DCBNL
Shmulik Ravid785b9b12010-12-30 06:27:03 +000035#endif
Yuval Mintzb475d782012-04-03 18:41:29 +000036
Yuval Mintzb475d782012-04-03 18:41:29 +000037#include "bnx2x_hsi.h"
38
Dmitry Kravkov5d1e8592010-07-27 12:31:10 +000039#include "../cnic_if.h"
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000040
Merav Sicron55c11942012-11-07 00:45:48 +000041#define BNX2X_MIN_MSIX_VEC_CNT(bp) ((bp)->min_msix_vec_cnt)
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000042
Eilon Greenstein01cd4522009-08-12 08:23:08 +000043#include <linux/mdio.h>
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030044
Eilon Greenstein359d8b12009-02-12 08:38:25 +000045#include "bnx2x_reg.h"
46#include "bnx2x_fw_defs.h"
Barak Witkowski2e499d32012-06-26 01:31:19 +000047#include "bnx2x_mfw_req.h"
Eilon Greenstein359d8b12009-02-12 08:38:25 +000048#include "bnx2x_link.h"
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030049#include "bnx2x_sp.h"
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +000050#include "bnx2x_dcb.h"
Dmitry Kravkov6c719d02010-07-27 12:36:15 +000051#include "bnx2x_stats.h"
Ariel Eliorbe1f1ffa2013-01-01 05:22:24 +000052#include "bnx2x_vfpf.h"
Eilon Greenstein359d8b12009-02-12 08:38:25 +000053
Ariel Elior1ab44342013-01-01 05:22:23 +000054enum bnx2x_int_mode {
55 BNX2X_INT_MODE_MSIX,
56 BNX2X_INT_MODE_INTX,
57 BNX2X_INT_MODE_MSI
58};
59
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020060/* error/debug prints */
61
Eilon Greenstein34f80b02008-06-23 20:33:01 -070062#define DRV_MODULE_NAME "bnx2x"
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020063
64/* for messages that are currently off */
Merav Sicron51c1a582012-03-18 10:33:38 +000065#define BNX2X_MSG_OFF 0x0
66#define BNX2X_MSG_MCP 0x0010000 /* was: NETIF_MSG_HW */
67#define BNX2X_MSG_STATS 0x0020000 /* was: NETIF_MSG_TIMER */
68#define BNX2X_MSG_NVM 0x0040000 /* was: NETIF_MSG_HW */
69#define BNX2X_MSG_DMAE 0x0080000 /* was: NETIF_MSG_HW */
70#define BNX2X_MSG_SP 0x0100000 /* was: NETIF_MSG_INTR */
71#define BNX2X_MSG_FP 0x0200000 /* was: NETIF_MSG_INTR */
72#define BNX2X_MSG_IOV 0x0800000
73#define BNX2X_MSG_IDLE 0x2000000 /* used for idle check*/
74#define BNX2X_MSG_ETHTOOL 0x4000000
75#define BNX2X_MSG_DCB 0x8000000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020076
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020077/* regular debug print */
Joe Perchesf1deab52011-08-14 12:16:21 +000078#define DP(__mask, fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +000079do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000080 if (unlikely(bp->msg_enable & (__mask))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000081 pr_notice("[%s:%d(%s)]" fmt, \
82 __func__, __LINE__, \
83 bp->dev ? (bp->dev->name) : "?", \
84 ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +000085} while (0)
Eilon Greenstein34f80b02008-06-23 20:33:01 -070086
Joe Perchesf1deab52011-08-14 12:16:21 +000087#define DP_CONT(__mask, fmt, ...) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030088do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000089 if (unlikely(bp->msg_enable & (__mask))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000090 pr_cont(fmt, ##__VA_ARGS__); \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030091} while (0)
92
Eilon Greenstein34f80b02008-06-23 20:33:01 -070093/* errors debug print */
Joe Perchesf1deab52011-08-14 12:16:21 +000094#define BNX2X_DBG_ERR(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +000095do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000096 if (unlikely(netif_msg_probe(bp))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000097 pr_err("[%s:%d(%s)]" fmt, \
Joe Perches7995c642010-02-17 15:01:52 +000098 __func__, __LINE__, \
99 bp->dev ? (bp->dev->name) : "?", \
Joe Perchesf1deab52011-08-14 12:16:21 +0000100 ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +0000101} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200102
103/* for errors (never masked) */
Joe Perchesf1deab52011-08-14 12:16:21 +0000104#define BNX2X_ERR(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +0000105do { \
Joe Perchesf1deab52011-08-14 12:16:21 +0000106 pr_err("[%s:%d(%s)]" fmt, \
Joe Perches7995c642010-02-17 15:01:52 +0000107 __func__, __LINE__, \
108 bp->dev ? (bp->dev->name) : "?", \
Joe Perchesf1deab52011-08-14 12:16:21 +0000109 ##__VA_ARGS__); \
110} while (0)
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000111
Joe Perchesf1deab52011-08-14 12:16:21 +0000112#define BNX2X_ERROR(fmt, ...) \
113 pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__)
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000114
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200115/* before we have a dev->name use dev_info() */
Joe Perchesf1deab52011-08-14 12:16:21 +0000116#define BNX2X_DEV_INFO(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +0000117do { \
Merav Sicron51c1a582012-03-18 10:33:38 +0000118 if (unlikely(netif_msg_probe(bp))) \
Joe Perchesf1deab52011-08-14 12:16:21 +0000119 dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +0000120} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200121
Yuval Mintzca9bdb92013-01-23 03:21:53 +0000122/* Error handling */
123void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200124#ifdef BNX2X_STOP_ON_ERROR
Joe Perchesf1deab52011-08-14 12:16:21 +0000125#define bnx2x_panic() \
126do { \
127 bp->panic = 1; \
128 BNX2X_ERR("driver assert\n"); \
Yuval Mintz823e1d92013-01-14 05:11:47 +0000129 bnx2x_panic_dump(bp, true); \
Joe Perchesf1deab52011-08-14 12:16:21 +0000130} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200131#else
Joe Perchesf1deab52011-08-14 12:16:21 +0000132#define bnx2x_panic() \
133do { \
134 bp->panic = 1; \
135 BNX2X_ERR("driver assert\n"); \
Yuval Mintz823e1d92013-01-14 05:11:47 +0000136 bnx2x_panic_dump(bp, false); \
Joe Perchesf1deab52011-08-14 12:16:21 +0000137} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200138#endif
139
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000140#define bnx2x_mc_addr(ha) ((ha)->addr)
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -0800141#define bnx2x_uc_addr(ha) ((ha)->addr)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200142
Yuval Mintz2de67432013-01-23 03:21:43 +0000143#define U64_LO(x) ((u32)(((u64)(x)) & 0xffffffff))
144#define U64_HI(x) ((u32)(((u64)(x)) >> 32))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700145#define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200146
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000147#define REG_ADDR(bp, offset) ((bp->regview) + (offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700148
149#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
150#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000151#define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700152
153#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200154#define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700155#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200156
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700157#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
158#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200159
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700160#define REG_RD_DMAE(bp, offset, valp, len32) \
161 do { \
162 bnx2x_read_dmae(bp, offset, len32);\
Eilon Greenstein573f2032009-08-12 08:24:14 +0000163 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700164 } while (0)
165
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700166#define REG_WR_DMAE(bp, offset, valp, len32) \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200167 do { \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000168 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200169 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
170 offset, len32); \
171 } while (0)
172
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000173#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
174 REG_WR_DMAE(bp, offset, valp, len32)
175
Vladislav Zolotarov3359fce2010-02-17 13:35:01 -0800176#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000177 do { \
178 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
179 bnx2x_write_big_buf_wb(bp, addr, len32); \
180 } while (0)
181
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700182#define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
183 offsetof(struct shmem_region, field))
184#define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
185#define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200186
Eilon Greenstein2691d512009-08-12 08:22:08 +0000187#define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
188 offsetof(struct shmem2_region, field))
189#define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
190#define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000191#define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \
192 offsetof(struct mf_cfg, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000193#define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000194 offsetof(struct mf2_cfg, field))
Eilon Greenstein2691d512009-08-12 08:22:08 +0000195
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000196#define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field))
197#define MF_CFG_WR(bp, field, val) REG_WR(bp,\
198 MF_CFG_ADDR(bp, field), (val))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000199#define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000200
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000201#define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \
202 (SHMEM2_RD((bp), size) > \
203 offsetof(struct shmem2_region, field)))
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000204
Eilon Greenstein345b5d52008-08-13 15:58:12 -0700205#define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
Eilon Greenstein3196a882008-08-13 15:58:49 -0700206#define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200207
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000208/* SP SB indices */
209
210/* General SP events - stats query, cfc delete, etc */
211#define HC_SP_INDEX_ETH_DEF_CONS 3
212
213/* EQ completions */
214#define HC_SP_INDEX_EQ_CONS 7
215
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000216/* FCoE L2 connection completions */
217#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6
218#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000219/* iSCSI L2 */
220#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5
221#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1
222
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000223/* Special clients parameters */
224
225/* SB indices */
226/* FCoE L2 */
227#define BNX2X_FCOE_L2_RX_INDEX \
228 (&bp->def_status_blk->sp_sb.\
229 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
230
231#define BNX2X_FCOE_L2_TX_INDEX \
232 (&bp->def_status_blk->sp_sb.\
233 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
234
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000235/**
236 * CIDs and CLIDs:
237 * CLIDs below is a CLID for func 0, then the CLID for other
238 * functions will be calculated by the formula:
239 *
240 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
241 *
242 */
David S. Miller1805b2f2011-10-24 18:18:09 -0400243enum {
244 BNX2X_ISCSI_ETH_CL_ID_IDX,
245 BNX2X_FCOE_ETH_CL_ID_IDX,
246 BNX2X_MAX_CNIC_ETH_CL_ID_IDX,
247};
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000248
Merav Sicron37ae41a2012-06-19 07:48:27 +0000249#define BNX2X_CNIC_START_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) *\
250 (bp)->max_cos)
David S. Miller1805b2f2011-10-24 18:18:09 -0400251 /* iSCSI L2 */
Merav Sicron37ae41a2012-06-19 07:48:27 +0000252#define BNX2X_ISCSI_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp))
David S. Miller1805b2f2011-10-24 18:18:09 -0400253 /* FCoE L2 */
Merav Sicron37ae41a2012-06-19 07:48:27 +0000254#define BNX2X_FCOE_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp) + 1)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000255
Merav Sicron55c11942012-11-07 00:45:48 +0000256#define CNIC_SUPPORT(bp) ((bp)->cnic_support)
257#define CNIC_ENABLED(bp) ((bp)->cnic_enabled)
258#define CNIC_LOADED(bp) ((bp)->cnic_loaded)
259#define FCOE_INIT(bp) ((bp)->fcoe_init)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000260
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000261#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
262 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
263
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000264#define SM_RX_ID 0
265#define SM_TX_ID 1
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200266
Ariel Elior6383c0b2011-07-14 08:31:57 +0000267/* defines for multiple tx priority indices */
268#define FIRST_TX_ONLY_COS_INDEX 1
269#define FIRST_TX_COS_INDEX 0
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200270
Ariel Elior6383c0b2011-07-14 08:31:57 +0000271/* rules for calculating the cids of tx-only connections */
Merav Sicron65565882012-06-19 07:48:26 +0000272#define CID_TO_FP(cid, bp) ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp))
273#define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \
274 (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000275
276/* fp index inside class of service range */
Merav Sicron65565882012-06-19 07:48:26 +0000277#define FP_COS_TO_TXQ(fp, cos, bp) \
278 ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000279
Merav Sicron65565882012-06-19 07:48:26 +0000280/* Indexes for transmission queues array:
281 * txdata for RSS i CoS j is at location i + (j * num of RSS)
282 * txdata for FCoE (if exist) is at location max cos * num of RSS
283 * txdata for FWD (if exist) is one location after FCoE
284 * txdata for OOO (if exist) is one location after FWD
Ariel Elior6383c0b2011-07-14 08:31:57 +0000285 */
Merav Sicron65565882012-06-19 07:48:26 +0000286enum {
287 FCOE_TXQ_IDX_OFFSET,
288 FWD_TXQ_IDX_OFFSET,
289 OOO_TXQ_IDX_OFFSET,
290};
291#define MAX_ETH_TXQ_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos)
Merav Sicron65565882012-06-19 07:48:26 +0000292#define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET)
Ariel Elior6383c0b2011-07-14 08:31:57 +0000293
294/* fast path */
Eric Dumazete52fcb22011-11-14 06:05:34 +0000295/*
296 * This driver uses new build_skb() API :
297 * RX ring buffer contains pointer to kmalloc() data only,
298 * skb are built only after Hardware filled the frame.
299 */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200300struct sw_rx_bd {
Eric Dumazete52fcb22011-11-14 06:05:34 +0000301 u8 *data;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000302 DEFINE_DMA_UNMAP_ADDR(mapping);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200303};
304
305struct sw_tx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700306 struct sk_buff *skb;
307 u16 first_bd;
Eilon Greensteinca003922009-08-12 22:53:28 -0700308 u8 flags;
309/* Set on the first BD descriptor when there is a split BD */
310#define BNX2X_TSO_SPLIT_BD (1<<0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200311};
312
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700313struct sw_rx_page {
314 struct page *page;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000315 DEFINE_DMA_UNMAP_ADDR(mapping);
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700316};
317
Eilon Greensteinca003922009-08-12 22:53:28 -0700318union db_prod {
319 struct doorbell_set_prod data;
320 u32 raw;
321};
322
David S. Miller8decf862011-09-22 03:23:13 -0400323/* dropless fc FW/HW related params */
324#define BRB_SIZE(bp) (CHIP_IS_E3(bp) ? 1024 : 512)
325#define MAX_AGG_QS(bp) (CHIP_IS_E1(bp) ? \
326 ETH_MAX_AGGREGATION_QUEUES_E1 :\
327 ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
328#define FW_DROP_LEVEL(bp) (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
329#define FW_PREFETCH_CNT 16
330#define DROPLESS_FC_HEADROOM 100
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700331
332/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300333#define BCM_PAGE_SHIFT 12
334#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
335#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700336#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
337
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300338#define PAGES_PER_SGE_SHIFT 0
339#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
340#define SGE_PAGE_SIZE PAGE_SIZE
341#define SGE_PAGE_SHIFT PAGE_SHIFT
342#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
Ariel Elior8d9ac292013-01-01 05:22:27 +0000343#define SGE_PAGES (SGE_PAGE_SIZE * PAGES_PER_SGE)
344#define TPA_AGG_SIZE min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * \
345 SGE_PAGES), 0xffff)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700346
347/* SGE ring related macros */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300348#define NUM_RX_SGE_PAGES 2
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700349#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
David S. Miller8decf862011-09-22 03:23:13 -0400350#define NEXT_PAGE_SGE_DESC_CNT 2
351#define MAX_RX_SGE_CNT (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
Eilon Greenstein33471622008-08-13 15:59:08 -0700352/* RX_SGE_CNT is promised to be a power of 2 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300353#define RX_SGE_MASK (RX_SGE_CNT - 1)
354#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
355#define MAX_RX_SGE (NUM_RX_SGE - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700356#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400357 (MAX_RX_SGE_CNT - 1)) ? \
358 (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
359 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300360#define RX_SGE(x) ((x) & MAX_RX_SGE)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700361
David S. Miller8decf862011-09-22 03:23:13 -0400362/*
363 * Number of required SGEs is the sum of two:
364 * 1. Number of possible opened aggregations (next packet for
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000365 * these aggregations will probably consume SGE immediately)
David S. Miller8decf862011-09-22 03:23:13 -0400366 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
367 * after placement on BD for new TPA aggregation)
368 *
369 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
370 */
371#define NUM_SGE_REQ (MAX_AGG_QS(bp) + \
372 (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
373#define NUM_SGE_PG_REQ ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
374 MAX_RX_SGE_CNT)
375#define SGE_TH_LO(bp) (NUM_SGE_REQ + \
376 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
377#define SGE_TH_HI(bp) (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
378
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300379/* Manipulate a bit vector defined as an array of u64 */
380
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700381/* Number of bits in one sge_mask array element */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300382#define BIT_VEC64_ELEM_SZ 64
383#define BIT_VEC64_ELEM_SHIFT 6
384#define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1)
385
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300386#define __BIT_VEC64_SET_BIT(el, bit) \
387 do { \
388 el = ((el) | ((u64)0x1 << (bit))); \
389 } while (0)
390
391#define __BIT_VEC64_CLEAR_BIT(el, bit) \
392 do { \
393 el = ((el) & (~((u64)0x1 << (bit)))); \
394 } while (0)
395
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300396#define BIT_VEC64_SET_BIT(vec64, idx) \
397 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
398 (idx) & BIT_VEC64_ELEM_MASK)
399
400#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
401 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
402 (idx) & BIT_VEC64_ELEM_MASK)
403
404#define BIT_VEC64_TEST_BIT(vec64, idx) \
405 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
406 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700407
408/* Creates a bitmask of all ones in less significant bits.
409 idx - index of the most significant bit in the created mask */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300410#define BIT_VEC64_ONES_MASK(idx) \
411 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
412#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
413
414/*******************************************************/
415
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700416/* Number of u64 elements in SGE mask array */
Dmitry Kravkovb3637822011-11-13 04:34:27 +0000417#define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700418#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
419#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
420
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000421union host_hc_status_block {
422 /* pointer to fp status block e1x */
423 struct host_hc_status_block_e1x *e1x_sb;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000424 /* pointer to fp status block e2 */
425 struct host_hc_status_block_e2 *e2_sb;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000426};
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700427
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300428struct bnx2x_agg_info {
429 /*
Eric Dumazete52fcb22011-11-14 06:05:34 +0000430 * First aggregation buffer is a data buffer, the following - are pages.
431 * We will preallocate the data buffer for each aggregation when
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300432 * we open the interface and will replace the BD at the consumer
433 * with this one when we receive the TPA_START CQE in order to
434 * keep the Rx BD ring consistent.
435 */
436 struct sw_rx_bd first_buf;
437 u8 tpa_state;
438#define BNX2X_TPA_START 1
439#define BNX2X_TPA_STOP 2
440#define BNX2X_TPA_ERROR 3
441 u8 placement_offset;
442 u16 parsing_flags;
443 u16 vlan_tag;
444 u16 len_on_bd;
Eric Dumazete52fcb22011-11-14 06:05:34 +0000445 u32 rxhash;
Eric Dumazeta334b5f2012-07-09 06:02:24 +0000446 bool l4_rxhash;
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000447 u16 gro_size;
448 u16 full_page;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300449};
450
451#define Q_STATS_OFFSET32(stat_name) \
452 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
453
Ariel Elior6383c0b2011-07-14 08:31:57 +0000454struct bnx2x_fp_txdata {
455
456 struct sw_tx_bd *tx_buf_ring;
457
458 union eth_tx_bd_types *tx_desc_ring;
459 dma_addr_t tx_desc_mapping;
460
461 u32 cid;
462
463 union db_prod tx_db;
464
465 u16 tx_pkt_prod;
466 u16 tx_pkt_cons;
467 u16 tx_bd_prod;
468 u16 tx_bd_cons;
469
470 unsigned long tx_pkt;
471
472 __le16 *tx_cons_sb;
473
474 int txq_index;
Merav Sicron65565882012-06-19 07:48:26 +0000475 struct bnx2x_fastpath *parent_fp;
476 int tx_ring_size;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000477};
478
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000479enum bnx2x_tpa_mode_t {
480 TPA_MODE_LRO,
481 TPA_MODE_GRO
482};
483
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200484struct bnx2x_fastpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300485 struct bnx2x *bp; /* parent */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200486
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700487 struct napi_struct napi;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000488 union host_hc_status_block status_blk;
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000489 /* chip independent shortcuts into sb structure */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000490 __le16 *sb_index_values;
491 __le16 *sb_running_index;
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000492 /* chip independent shortcut into rx_prods_offset memory */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000493 u32 ustorm_rx_prods_offset;
494
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800495 u32 rx_buf_size;
Eric Dumazetd46d1322012-12-10 12:16:06 +0000496 u32 rx_frag_size; /* 0 if kmalloced(), or rx_buf_size + NET_SKB_PAD */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700497 dma_addr_t status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200498
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000499 enum bnx2x_tpa_mode_t mode;
500
Ariel Elior6383c0b2011-07-14 08:31:57 +0000501 u8 max_cos; /* actual number of active tx coses */
Merav Sicron65565882012-06-19 07:48:26 +0000502 struct bnx2x_fp_txdata *txdata_ptr[BNX2X_MULTI_TX_COS];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200503
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700504 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
505 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200506
507 struct eth_rx_bd *rx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700508 dma_addr_t rx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200509
510 union eth_rx_cqe *rx_comp_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700511 dma_addr_t rx_comp_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200512
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700513 /* SGE ring */
514 struct eth_rx_sge *rx_sge_ring;
515 dma_addr_t rx_sge_mapping;
516
517 u64 sge_mask[RX_SGE_MASK_LEN];
518
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300519 u32 cid;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200520
Ariel Elior6383c0b2011-07-14 08:31:57 +0000521 __le16 fp_hc_idx;
522
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000523 u8 index; /* number in fp array */
Dmitry Kravkovf233caf2011-11-13 04:34:22 +0000524 u8 rx_queue; /* index for skb_record */
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000525 u8 cl_id; /* eth client id */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000526 u8 cl_qzone_id;
527 u8 fw_sb_id; /* status block number in FW */
528 u8 igu_sb_id; /* status block number in HW */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200529
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700530 u16 rx_bd_prod;
531 u16 rx_bd_cons;
532 u16 rx_comp_prod;
533 u16 rx_comp_cons;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700534 u16 rx_sge_prod;
535 /* The last maximal completed SGE */
536 u16 last_max_sge;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000537 __le16 *rx_cons_sb;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000538 unsigned long rx_pkt,
Yitchak Gertner66e855f2008-08-13 15:49:05 -0700539 rx_calls;
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +0000540
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700541 /* TPA related */
Barak Witkowski15192a82012-06-19 07:48:28 +0000542 struct bnx2x_agg_info *tpa_info;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700543 u8 disable_tpa;
544#ifdef BNX2X_STOP_ON_ERROR
545 u64 tpa_queue_used;
546#endif
Eilon Greensteinca003922009-08-12 22:53:28 -0700547 /* The size is calculated using the following:
548 sizeof name field from netdev structure +
549 4 ('-Xx-' string) +
550 4 (for the digits and to make it DWORD aligned) */
551#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
552 char name[FP_NAME_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200553};
554
Barak Witkowski15192a82012-06-19 07:48:28 +0000555#define bnx2x_fp(bp, nr, var) ((bp)->fp[(nr)].var)
556#define bnx2x_sp_obj(bp, fp) ((bp)->sp_objs[(fp)->index])
557#define bnx2x_fp_stats(bp, fp) (&((bp)->fp_stats[(fp)->index]))
558#define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats))
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800559
560/* Use 2500 as a mini-jumbo MTU for FCoE */
561#define BNX2X_FCOE_MINI_JUMBO_MTU 2500
562
Merav Sicron65565882012-06-19 07:48:26 +0000563#define FCOE_IDX_OFFSET 0
564
565#define FCOE_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \
566 FCOE_IDX_OFFSET)
567#define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX(bp)])
568#define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
Barak Witkowski15192a82012-06-19 07:48:28 +0000569#define bnx2x_fcoe_inner_sp_obj(bp) (&bp->sp_objs[FCOE_IDX(bp)])
570#define bnx2x_fcoe_sp_obj(bp, var) (bnx2x_fcoe_inner_sp_obj(bp)->var)
Merav Sicron65565882012-06-19 07:48:26 +0000571#define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \
572 txdata_ptr[FIRST_TX_COS_INDEX] \
573 ->var)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300574
Merav Sicron55c11942012-11-07 00:45:48 +0000575#define IS_ETH_FP(fp) ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp))
576#define IS_FCOE_FP(fp) ((fp)->index == FCOE_IDX((fp)->bp))
577#define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700578
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700579/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300580#define MAX_FETCH_BD 13 /* HW max BDs per packet */
581#define RX_COPY_THRESH 92
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700582
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300583#define NUM_TX_RINGS 16
Eilon Greensteinca003922009-08-12 22:53:28 -0700584#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
David S. Miller8decf862011-09-22 03:23:13 -0400585#define NEXT_PAGE_TX_DESC_CNT 1
586#define MAX_TX_DESC_CNT (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300587#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
588#define MAX_TX_BD (NUM_TX_BD - 1)
589#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700590#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400591 (MAX_TX_DESC_CNT - 1)) ? \
592 (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
593 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300594#define TX_BD(x) ((x) & MAX_TX_BD)
595#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700596
Dmitry Kravkov7df2dc62012-06-25 22:32:50 +0000597/* number of NEXT_PAGE descriptors may be required during placement */
598#define NEXT_CNT_PER_TX_PKT(bds) \
599 (((bds) + MAX_TX_DESC_CNT - 1) / \
600 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT)
601/* max BDs per tx packet w/o next_pages:
602 * START_BD - describes packed
603 * START_BD(splitted) - includes unpaged data segment for GSO
604 * PARSING_BD - for TSO and CSUM data
Dmitry Kravkova848ade2013-03-18 06:51:03 +0000605 * PARSING_BD2 - for encapsulation data
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000606 * Frag BDs - describes pages for frags
Dmitry Kravkov7df2dc62012-06-25 22:32:50 +0000607 */
Dmitry Kravkova848ade2013-03-18 06:51:03 +0000608#define BDS_PER_TX_PKT 4
Dmitry Kravkov7df2dc62012-06-25 22:32:50 +0000609#define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT)
610/* max BDs per tx packet including next pages */
611#define MAX_DESC_PER_TX_PKT (MAX_BDS_PER_TX_PKT + \
612 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))
613
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700614/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300615#define NUM_RX_RINGS 8
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700616#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
David S. Miller8decf862011-09-22 03:23:13 -0400617#define NEXT_PAGE_RX_DESC_CNT 2
618#define MAX_RX_DESC_CNT (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300619#define RX_DESC_MASK (RX_DESC_CNT - 1)
620#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
621#define MAX_RX_BD (NUM_RX_BD - 1)
622#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
David S. Miller8decf862011-09-22 03:23:13 -0400623
624/* dropless fc calculations for BDs
625 *
626 * Number of BDs should as number of buffers in BRB:
627 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
628 * "next" elements on each page
629 */
630#define NUM_BD_REQ BRB_SIZE(bp)
631#define NUM_BD_PG_REQ ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
632 MAX_RX_DESC_CNT)
633#define BD_TH_LO(bp) (NUM_BD_REQ + \
634 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
635 FW_DROP_LEVEL(bp))
636#define BD_TH_HI(bp) (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
637
638#define MIN_RX_AVAIL ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300639
640#define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \
641 ETH_MIN_RX_CQES_WITH_TPA_E1 : \
642 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
643#define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA
644#define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
645#define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
646 MIN_RX_AVAIL))
647
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700648#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400649 (MAX_RX_DESC_CNT - 1)) ? \
650 (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
651 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300652#define RX_BD(x) ((x) & MAX_RX_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700653
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300654/*
655 * As long as CQE is X times bigger than BD entry we have to allocate X times
656 * more pages for CQ ring in order to keep it balanced with BD ring
657 */
658#define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
659#define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700660#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
David S. Miller8decf862011-09-22 03:23:13 -0400661#define NEXT_PAGE_RCQ_DESC_CNT 1
662#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300663#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
664#define MAX_RCQ_BD (NUM_RCQ_BD - 1)
665#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700666#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400667 (MAX_RCQ_DESC_CNT - 1)) ? \
668 (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
669 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300670#define RCQ_BD(x) ((x) & MAX_RCQ_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700671
David S. Miller8decf862011-09-22 03:23:13 -0400672/* dropless fc calculations for RCQs
673 *
674 * Number of RCQs should be as number of buffers in BRB:
675 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
676 * "next" elements on each page
677 */
678#define NUM_RCQ_REQ BRB_SIZE(bp)
679#define NUM_RCQ_PG_REQ ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
680 MAX_RCQ_DESC_CNT)
681#define RCQ_TH_LO(bp) (NUM_RCQ_REQ + \
682 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
683 FW_DROP_LEVEL(bp))
684#define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
685
Eilon Greenstein33471622008-08-13 15:59:08 -0700686/* This is needed for determining of last_max */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300687#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
688#define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700689
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300690#define BNX2X_SWCID_SHIFT 17
691#define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700692
693/* used on a CID received from the HW */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300694#define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700695#define CQE_CMD(x) (le32_to_cpu(x) >> \
696 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
697
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700698#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
699 le32_to_cpu((bd)->addr_lo))
700#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
701
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000702#define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
703#define BNX2X_DB_SHIFT 7 /* 128 bytes*/
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300704#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
705#error "Min DB doorbell stride is 8"
706#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700707#define DPM_TRIGER_TYPE 0x40
708#define DOORBELL(bp, cid, val) \
709 do { \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000710 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700711 DPM_TRIGER_TYPE); \
712 } while (0)
713
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700714/* TX CSUM helpers */
715#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
716 skb->csum_offset)
717#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
718 skb->csum_offset))
719
Dmitry Kravkov91226792013-03-11 05:17:52 +0000720#define pbd_tcp_flags(tcp_hdr) (ntohl(tcp_flag_word(tcp_hdr))>>16 & 0xff)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700721
Dmitry Kravkova848ade2013-03-18 06:51:03 +0000722#define XMIT_PLAIN 0
723#define XMIT_CSUM_V4 (1 << 0)
724#define XMIT_CSUM_V6 (1 << 1)
725#define XMIT_CSUM_TCP (1 << 2)
726#define XMIT_GSO_V4 (1 << 3)
727#define XMIT_GSO_V6 (1 << 4)
728#define XMIT_CSUM_ENC_V4 (1 << 5)
729#define XMIT_CSUM_ENC_V6 (1 << 6)
730#define XMIT_GSO_ENC_V4 (1 << 7)
731#define XMIT_GSO_ENC_V6 (1 << 8)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700732
Dmitry Kravkova848ade2013-03-18 06:51:03 +0000733#define XMIT_CSUM_ENC (XMIT_CSUM_ENC_V4 | XMIT_CSUM_ENC_V6)
734#define XMIT_GSO_ENC (XMIT_GSO_ENC_V4 | XMIT_GSO_ENC_V6)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700735
Dmitry Kravkova848ade2013-03-18 06:51:03 +0000736#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6 | XMIT_CSUM_ENC)
737#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6 | XMIT_GSO_ENC)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700738
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700739/* stuff added to make the code fit 80Col */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300740#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
741#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
742#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
743#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
744#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700745
Eilon Greenstein1adcd8b2008-08-13 15:48:29 -0700746#define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
747
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000748#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
749 (((le16_to_cpu(flags) & \
750 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
751 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
752 == PRS_FLAG_OVERETH_IPV4)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700753#define BNX2X_RX_SUM_FIX(cqe) \
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000754 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700755
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300756#define FP_USB_FUNC_OFF \
757 offsetof(struct cstorm_status_block_u, func)
758#define FP_CSB_FUNC_OFF \
759 offsetof(struct cstorm_status_block_c, func)
760
David S. Miller8decf862011-09-22 03:23:13 -0400761#define HC_INDEX_ETH_RX_CQ_CONS 1
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300762
David S. Miller8decf862011-09-22 03:23:13 -0400763#define HC_INDEX_OOO_TX_CQ_CONS 4
764
765#define HC_INDEX_ETH_TX_CQ_CONS_COS0 5
766
767#define HC_INDEX_ETH_TX_CQ_CONS_COS1 6
768
769#define HC_INDEX_ETH_TX_CQ_CONS_COS2 7
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300770
Ariel Elior6383c0b2011-07-14 08:31:57 +0000771#define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0
772
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700773#define BNX2X_RX_SB_INDEX \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300774 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200775
Ariel Elior6383c0b2011-07-14 08:31:57 +0000776#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
777
778#define BNX2X_TX_SB_INDEX_COS0 \
779 (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700780
781/* end of fast path */
782
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700783/* common */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200784
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700785struct bnx2x_common {
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200786
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700787 u32 chip_id;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200788/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700789#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200790
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700791#define CHIP_NUM(bp) (bp->common.chip_id >> 16)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700792#define CHIP_NUM_57710 0x164e
793#define CHIP_NUM_57711 0x164f
794#define CHIP_NUM_57711E 0x1650
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000795#define CHIP_NUM_57712 0x1662
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300796#define CHIP_NUM_57712_MF 0x1663
Ariel Elior8395be52013-01-01 05:22:44 +0000797#define CHIP_NUM_57712_VF 0x166f
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300798#define CHIP_NUM_57713 0x1651
799#define CHIP_NUM_57713E 0x1652
800#define CHIP_NUM_57800 0x168a
801#define CHIP_NUM_57800_MF 0x16a5
Ariel Elior8395be52013-01-01 05:22:44 +0000802#define CHIP_NUM_57800_VF 0x16a9
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300803#define CHIP_NUM_57810 0x168e
804#define CHIP_NUM_57810_MF 0x16ae
Ariel Elior8395be52013-01-01 05:22:44 +0000805#define CHIP_NUM_57810_VF 0x16af
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000806#define CHIP_NUM_57811 0x163d
807#define CHIP_NUM_57811_MF 0x163e
Ariel Elior8395be52013-01-01 05:22:44 +0000808#define CHIP_NUM_57811_VF 0x163f
Yuval Mintz2de67432013-01-23 03:21:43 +0000809#define CHIP_NUM_57840_OBSOLETE 0x168d
Yuval Mintzc3def942012-07-23 10:25:43 +0300810#define CHIP_NUM_57840_MF_OBSOLETE 0x16ab
811#define CHIP_NUM_57840_4_10 0x16a1
812#define CHIP_NUM_57840_2_20 0x16a2
813#define CHIP_NUM_57840_MF 0x16a4
Ariel Elior8395be52013-01-01 05:22:44 +0000814#define CHIP_NUM_57840_VF 0x16ad
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700815#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
816#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
817#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000818#define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
Ariel Elior8395be52013-01-01 05:22:44 +0000819#define CHIP_IS_57712_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_VF)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300820#define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
821#define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800)
822#define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
Ariel Elior8395be52013-01-01 05:22:44 +0000823#define CHIP_IS_57800_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_VF)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300824#define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810)
825#define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
Ariel Elior8395be52013-01-01 05:22:44 +0000826#define CHIP_IS_57810_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_VF)
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000827#define CHIP_IS_57811(bp) (CHIP_NUM(bp) == CHIP_NUM_57811)
828#define CHIP_IS_57811_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_MF)
Ariel Elior8395be52013-01-01 05:22:44 +0000829#define CHIP_IS_57811_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_VF)
Yuval Mintzc3def942012-07-23 10:25:43 +0300830#define CHIP_IS_57840(bp) \
831 ((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || \
832 (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || \
833 (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE))
834#define CHIP_IS_57840_MF(bp) ((CHIP_NUM(bp) == CHIP_NUM_57840_MF) || \
835 (CHIP_NUM(bp) == CHIP_NUM_57840_MF_OBSOLETE))
Ariel Elior8395be52013-01-01 05:22:44 +0000836#define CHIP_IS_57840_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57840_VF)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700837#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
838 CHIP_IS_57711E(bp))
Dmitry Kravkovedb944d2013-04-22 03:48:09 +0000839#define CHIP_IS_57811xx(bp) (CHIP_IS_57811(bp) || \
840 CHIP_IS_57811_MF(bp) || \
841 CHIP_IS_57811_VF(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000842#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
Yuval Mintz6ab20352013-01-23 03:21:47 +0000843 CHIP_IS_57712_MF(bp) || \
844 CHIP_IS_57712_VF(bp))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300845#define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \
846 CHIP_IS_57800_MF(bp) || \
Yuval Mintz6ab20352013-01-23 03:21:47 +0000847 CHIP_IS_57800_VF(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300848 CHIP_IS_57810(bp) || \
849 CHIP_IS_57810_MF(bp) || \
Ariel Elior8395be52013-01-01 05:22:44 +0000850 CHIP_IS_57810_VF(bp) || \
Dmitry Kravkovedb944d2013-04-22 03:48:09 +0000851 CHIP_IS_57811xx(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300852 CHIP_IS_57840(bp) || \
Ariel Elior8395be52013-01-01 05:22:44 +0000853 CHIP_IS_57840_MF(bp) || \
854 CHIP_IS_57840_VF(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000855#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300856#define USES_WARPCORE(bp) (CHIP_IS_E3(bp))
857#define IS_E1H_OFFSET (!CHIP_IS_E1(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200858
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300859#define CHIP_REV_SHIFT 12
860#define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT)
861#define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK)
862#define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT)
863#define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700864/* assume maximum 5 revisions */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300865#define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700866/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
867#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300868 !(CHIP_REV_VAL(bp) & 0x00001000))
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700869/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
870#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300871 (CHIP_REV_VAL(bp) & 0x00001000))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200872
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700873#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
874 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
875
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700876#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
877#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300878#define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
879 (CHIP_REV_SHIFT + 1)) \
880 << CHIP_REV_SHIFT)
881#define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \
882 CHIP_REV_SIM(bp) :\
883 CHIP_REV_VAL(bp))
884#define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \
885 (CHIP_REV(bp) == CHIP_REV_Bx))
886#define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \
887 (CHIP_REV(bp) == CHIP_REV_Ax))
Merav Sicron55c11942012-11-07 00:45:48 +0000888/* This define is used in two main places:
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000889 * 1. In the early stages of nic_load, to know if to configure Parser / Searcher
Merav Sicron55c11942012-11-07 00:45:48 +0000890 * to nic-only mode or to offload mode. Offload mode is configured if either the
891 * chip is E1x (where MIC_MODE register is not applicable), or if cnic already
892 * registered for this port (which means that the user wants storage services).
893 * 2. During cnic-related load, to know if offload mode is already configured in
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000894 * the HW or needs to be configured.
Merav Sicron55c11942012-11-07 00:45:48 +0000895 * Since the transition from nic-mode to offload-mode in HW causes traffic
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000896 * corruption, nic-mode is configured only in ports on which storage services
Merav Sicron55c11942012-11-07 00:45:48 +0000897 * where never requested.
898 */
899#define CONFIGURE_NIC_MODE(bp) (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200900
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700901 int flash_size;
Dmitry Kravkov754a2f52011-06-14 01:34:02 +0000902#define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
903#define BNX2X_NVRAM_TIMEOUT_COUNT 30000
904#define BNX2X_NVRAM_PAGE_SIZE 256
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200905
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700906 u32 shmem_base;
Eilon Greenstein2691d512009-08-12 08:22:08 +0000907 u32 shmem2_base;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000908 u32 mf_cfg_base;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000909 u32 mf2_cfg_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700910
911 u32 hw_config;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200912
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700913 u32 bc_ver;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000914
915 u8 int_block;
916#define INT_BLOCK_HC 0
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000917#define INT_BLOCK_IGU 1
918#define INT_BLOCK_MODE_NORMAL 0
919#define INT_BLOCK_MODE_BW_COMP 2
920#define CHIP_INT_MODE_IS_NBC(bp) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300921 (!CHIP_IS_E1x(bp) && \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000922 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
923#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
924
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000925 u8 chip_port_mode;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000926#define CHIP_4_PORT_MODE 0x0
927#define CHIP_2_PORT_MODE 0x1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000928#define CHIP_PORT_MODE_NONE 0x2
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000929#define CHIP_MODE(bp) (bp->common.chip_port_mode)
930#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
Barak Witkowski1d187b32011-12-05 22:41:50 +0000931
932 u32 boot_mode;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700933};
934
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000935/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
936#define BNX2X_IGU_STAS_MSG_VF_CNT 64
937#define BNX2X_IGU_STAS_MSG_PF_CNT 4
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700938
Yaniv Rosner27c11512012-12-02 04:05:54 +0000939#define MAX_IGU_ATTN_ACK_TO 100
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700940/* end of common */
941
942/* port */
943
944struct bnx2x_port {
945 u32 pmf;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200946
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000947 u32 link_config[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200948
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000949 u32 supported[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200950/* link settings - missing defines */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700951#define SUPPORTED_2500baseX_Full (1 << 15)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200952
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000953 u32 advertising[LINK_CONFIG_SIZE];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700954/* link settings - missing defines */
955#define ADVERTISED_2500baseX_Full (1 << 15)
956
957 u32 phy_addr;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700958
959 /* used to synchronize phy accesses */
960 struct mutex phy_mutex;
961
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700962 u32 port_stx;
963
964 struct nig_stats old_nig_stats;
965};
966
967/* end of port */
968
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300969#define STATS_OFFSET32(stat_name) \
970 (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700971
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300972/* slow path */
973
974/* slow path work-queue */
975extern struct workqueue_struct *bnx2x_wq;
976
977#define BNX2X_MAX_NUM_OF_VFS 64
Ariel Elior1ab44342013-01-01 05:22:23 +0000978#define BNX2X_VF_CID_WND 0
979#define BNX2X_CIDS_PER_VF (1 << BNX2X_VF_CID_WND)
Ariel Elior8db573b2013-01-01 05:22:37 +0000980#define BNX2X_CLIENTS_PER_VF 1
Ariel Elior290ca2b2013-01-01 05:22:31 +0000981#define BNX2X_FIRST_VF_CID 256
Ariel Elior1ab44342013-01-01 05:22:23 +0000982#define BNX2X_VF_CIDS (BNX2X_MAX_NUM_OF_VFS * BNX2X_CIDS_PER_VF)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000983#define BNX2X_VF_ID_INVALID 0xFF
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700984
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000985/*
986 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
987 * control by the number of fast-path status blocks supported by the
988 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
989 * status block represents an independent interrupts context that can
990 * serve a regular L2 networking queue. However special L2 queues such
991 * as the FCoE queue do not require a FP-SB and other components like
992 * the CNIC may consume FP-SB reducing the number of possible L2 queues
993 *
994 * If the maximum number of FP-SB available is X then:
995 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
996 * regular L2 queues is Y=X-1
Yuval Mintz16a5fd92013-06-02 00:06:18 +0000997 * b. In MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000998 * c. If the FCoE L2 queue is supported the actual number of L2 queues
999 * is Y+1
1000 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
1001 * slow-path interrupts) or Y+2 if CNIC is supported (one additional
1002 * FP interrupt context for the CNIC).
1003 * e. The number of HW context (CID count) is always X or X+1 if FCoE
Yuval Mintz16a5fd92013-06-02 00:06:18 +00001004 * L2 queue is supported. The cid for the FCoE L2 queue is always X.
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001005 */
1006
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001007/* fast-path interrupt contexts E1x */
1008#define FP_SB_MAX_E1x 16
1009/* fast-path interrupt contexts E2 */
1010#define FP_SB_MAX_E2 HC_SB_MAX_SB_E2
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001011
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001012union cdu_context {
1013 struct eth_context eth;
1014 char pad[1024];
1015};
1016
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001017/* CDU host DB constants */
Merav Sicrona0529972012-06-19 07:48:25 +00001018#define CDU_ILT_PAGE_SZ_HW 2
1019#define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001020#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
1021
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001022#define CNIC_ISCSI_CID_MAX 256
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001023#define CNIC_FCOE_CID_MAX 2048
1024#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001025#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001026
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001027#define QM_ILT_PAGE_SZ_HW 0
1028#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001029#define QM_CID_ROUND 1024
1030
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001031/* TM (timers) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001032#define TM_ILT_PAGE_SZ_HW 0
1033#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001034/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
1035#define TM_CONN_NUM 1024
1036#define TM_ILT_SZ (8 * TM_CONN_NUM)
1037#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1038
1039/* SRC (Searcher) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001040#define SRC_ILT_PAGE_SZ_HW 0
1041#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001042#define SRC_HASH_BITS 10
1043#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
1044#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
1045#define SRC_T2_SZ SRC_ILT_SZ
1046#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001047
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001048#define MAX_DMAE_C 8
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001049
1050/* DMA memory not used in fastpath */
1051struct bnx2x_slowpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001052 union {
1053 struct mac_configuration_cmd e1x;
1054 struct eth_classify_rules_ramrod_data e2;
1055 } mac_rdata;
1056
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001057 union {
1058 struct tstorm_eth_mac_filter_config e1x;
1059 struct eth_filter_rules_ramrod_data e2;
1060 } rx_mode_rdata;
1061
1062 union {
1063 struct mac_configuration_cmd e1;
1064 struct eth_multicast_rules_ramrod_data e2;
1065 } mcast_rdata;
1066
1067 struct eth_rss_update_ramrod_data rss_rdata;
1068
1069 /* Queue State related ramrods are always sent under rtnl_lock */
1070 union {
1071 struct client_init_ramrod_data init_data;
1072 struct client_update_ramrod_data update_data;
1073 } q_rdata;
1074
1075 union {
1076 struct function_start_data func_start;
Dmitry Kravkov6debea82011-07-19 01:42:04 +00001077 /* pfc configuration for DCBX ramrod */
1078 struct flow_control_configuration pfc_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001079 } func_rdata;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001080
Barak Witkowskia3348722012-04-23 03:04:46 +00001081 /* afex ramrod can not be a part of func_rdata union because these
1082 * events might arrive in parallel to other events from func_rdata.
1083 * Therefore, if they would have been defined in the same union,
1084 * data can get corrupted.
1085 */
1086 struct afex_vif_list_ramrod_data func_afex_rdata;
1087
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001088 /* used by dmae command executer */
1089 struct dmae_command dmae[MAX_DMAE_C];
1090
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001091 u32 stats_comp;
1092 union mac_stats mac_stats;
1093 struct nig_stats nig_stats;
1094 struct host_port_stats port_stats;
1095 struct host_func_stats func_stats;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001096
1097 u32 wb_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001098 u32 wb_data[4];
Barak Witkowski1d187b32011-12-05 22:41:50 +00001099
1100 union drv_info_to_mcp drv_info_to_mcp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001101};
1102
1103#define bnx2x_sp(bp, var) (&bp->slowpath->var)
1104#define bnx2x_sp_mapping(bp, var) \
1105 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001106
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001107/* attn group wiring */
1108#define MAX_DYNAMIC_ATTN_GRPS 8
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001109
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001110struct attn_route {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001111 u32 sig[5];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001112};
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001113
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001114struct iro {
1115 u32 base;
1116 u16 m1;
1117 u16 m2;
1118 u16 m3;
1119 u16 size;
1120};
1121
1122struct hw_context {
1123 union cdu_context *vcxt;
1124 dma_addr_t cxt_mapping;
1125 size_t size;
1126};
1127
1128/* forward */
1129struct bnx2x_ilt;
1130
Ariel Elior290ca2b2013-01-01 05:22:31 +00001131struct bnx2x_vfdb;
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001132
1133enum bnx2x_recovery_state {
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001134 BNX2X_RECOVERY_DONE,
1135 BNX2X_RECOVERY_INIT,
1136 BNX2X_RECOVERY_WAIT,
Ariel Elior95c6c6162012-01-26 06:01:52 +00001137 BNX2X_RECOVERY_FAILED,
1138 BNX2X_RECOVERY_NIC_LOADING
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001139};
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001140
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001141/*
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001142 * Event queue (EQ or event ring) MC hsi
1143 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1144 */
1145#define NUM_EQ_PAGES 1
1146#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1147#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
1148#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1149#define EQ_DESC_MASK (NUM_EQ_DESC - 1)
1150#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1151
1152/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1153#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
1154 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1155
1156/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1157#define EQ_DESC(x) ((x) & EQ_DESC_MASK)
1158
1159#define BNX2X_EQ_INDEX \
1160 (&bp->def_status_blk->sp_sb.\
1161 index_values[HC_SP_INDEX_EQ_CONS])
1162
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001163/* This is a data that will be used to create a link report message.
1164 * We will keep the data used for the last link report in order
1165 * to prevent reporting the same link parameters twice.
1166 */
1167struct bnx2x_link_report_data {
1168 u16 line_speed; /* Effective line speed */
1169 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1170};
1171
1172enum {
1173 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */
1174 BNX2X_LINK_REPORT_LINK_DOWN,
1175 BNX2X_LINK_REPORT_RX_FC_ON,
1176 BNX2X_LINK_REPORT_TX_FC_ON,
1177};
1178
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001179enum {
1180 BNX2X_PORT_QUERY_IDX,
1181 BNX2X_PF_QUERY_IDX,
Barak Witkowski50f0a562011-12-05 21:52:23 +00001182 BNX2X_FCOE_QUERY_IDX,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001183 BNX2X_FIRST_QUEUE_QUERY_IDX,
1184};
1185
1186struct bnx2x_fw_stats_req {
1187 struct stats_query_header hdr;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001188 struct stats_query_entry query[FP_SB_MAX_E1x+
1189 BNX2X_FIRST_QUEUE_QUERY_IDX];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001190};
1191
1192struct bnx2x_fw_stats_data {
Yuval Mintz2de67432013-01-23 03:21:43 +00001193 struct stats_counter storm_counters;
1194 struct per_port_stats port;
1195 struct per_pf_stats pf;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001196 struct fcoe_statistics_params fcoe;
Yuval Mintz2de67432013-01-23 03:21:43 +00001197 struct per_queue_stats queue_stats[1];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001198};
1199
Ariel Elior7be08a72011-07-14 08:31:19 +00001200/* Public slow path states */
1201enum {
Ariel Elior6383c0b2011-07-14 08:31:57 +00001202 BNX2X_SP_RTNL_SETUP_TC,
Ariel Elior7be08a72011-07-14 08:31:19 +00001203 BNX2X_SP_RTNL_TX_TIMEOUT,
Ariel Elior83048592011-11-13 04:34:29 +00001204 BNX2X_SP_RTNL_FAN_FAILURE,
Ariel Elior8395be52013-01-01 05:22:44 +00001205 BNX2X_SP_RTNL_AFEX_F_UPDATE,
1206 BNX2X_SP_RTNL_ENABLE_SRIOV,
Ariel Elior381ac162013-01-01 05:22:29 +00001207 BNX2X_SP_RTNL_VFPF_MCAST,
1208 BNX2X_SP_RTNL_VFPF_STORM_RX_MODE,
Ariel Elior3ec9f9c2013-03-11 05:17:45 +00001209 BNX2X_SP_RTNL_HYPERVISOR_VLAN,
Ariel Elior7be08a72011-07-14 08:31:19 +00001210};
1211
Yuval Mintz452427b2012-03-26 20:47:07 +00001212struct bnx2x_prev_path_list {
Yuval Mintz7fa6f3402013-03-20 05:21:28 +00001213 struct list_head list;
Yuval Mintz452427b2012-03-26 20:47:07 +00001214 u8 bus;
1215 u8 slot;
1216 u8 path;
Yuval Mintz7fa6f3402013-03-20 05:21:28 +00001217 u8 aer;
Barak Witkowskic63da992012-12-05 23:04:03 +00001218 u8 undi;
Yuval Mintz452427b2012-03-26 20:47:07 +00001219};
1220
Barak Witkowski15192a82012-06-19 07:48:28 +00001221struct bnx2x_sp_objs {
1222 /* MACs object */
1223 struct bnx2x_vlan_mac_obj mac_obj;
1224
1225 /* Queue State object */
1226 struct bnx2x_queue_sp_obj q_obj;
1227};
1228
1229struct bnx2x_fp_stats {
1230 struct tstorm_per_queue_stats old_tclient;
1231 struct ustorm_per_queue_stats old_uclient;
1232 struct xstorm_per_queue_stats old_xclient;
1233 struct bnx2x_eth_q_stats eth_q_stats;
1234 struct bnx2x_eth_q_stats_old eth_q_stats_old;
1235};
1236
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001237struct bnx2x {
1238 /* Fields used in the tx and intr/napi performance paths
1239 * are grouped together in the beginning of the structure
1240 */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001241 struct bnx2x_fastpath *fp;
Barak Witkowski15192a82012-06-19 07:48:28 +00001242 struct bnx2x_sp_objs *sp_objs;
1243 struct bnx2x_fp_stats *fp_stats;
Merav Sicron65565882012-06-19 07:48:26 +00001244 struct bnx2x_fp_txdata *bnx2x_txq;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001245 void __iomem *regview;
1246 void __iomem *doorbells;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001247 u16 db_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001248
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001249 u8 pf_num; /* absolute PF number */
1250 u8 pfid; /* per-path PF number */
1251 int base_fw_ndsb; /**/
1252#define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1253#define BP_PORT(bp) (bp->pfid & 1)
1254#define BP_FUNC(bp) (bp->pfid)
1255#define BP_ABS_FUNC(bp) (bp->pf_num)
David S. Miller8decf862011-09-22 03:23:13 -04001256#define BP_VN(bp) ((bp)->pfid >> 1)
1257#define BP_MAX_VN_NUM(bp) (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1258#define BP_L_ID(bp) (BP_VN(bp) << 2)
1259#define BP_FW_MB_IDX_VN(bp, vn) (BP_PORT(bp) +\
1260 (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2 : 1))
1261#define BP_FW_MB_IDX(bp) BP_FW_MB_IDX_VN(bp, BP_VN(bp))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001262
Ariel Elior64112802013-01-07 00:50:23 +00001263#ifdef CONFIG_BNX2X_SRIOV
Dmitry Kravkov1d6f3cd2013-03-27 01:05:17 +00001264 /* protects vf2pf mailbox from simultaneous access */
1265 struct mutex vf2pf_mutex;
Ariel Elior1ab44342013-01-01 05:22:23 +00001266 /* vf pf channel mailbox contains request and response buffers */
1267 struct bnx2x_vf_mbx_msg *vf2pf_mbox;
1268 dma_addr_t vf2pf_mbox_mapping;
1269
Ariel Eliorbe1f1ffa2013-01-01 05:22:24 +00001270 /* we set aside a copy of the acquire response */
1271 struct pfvf_acquire_resp_tlv acquire_resp;
1272
Ariel Eliorabc5a022013-01-01 05:22:43 +00001273 /* bulletin board for messages from pf to vf */
1274 union pf_vf_bulletin *pf2vf_bulletin;
1275 dma_addr_t pf2vf_bulletin_mapping;
1276
1277 struct pf_vf_bulletin_content old_bulletin;
Ariel Elior3c76fef2013-03-11 05:17:46 +00001278
1279 u16 requested_nr_virtfn;
Ariel Elior64112802013-01-07 00:50:23 +00001280#endif /* CONFIG_BNX2X_SRIOV */
Ariel Eliorabc5a022013-01-01 05:22:43 +00001281
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001282 struct net_device *dev;
1283 struct pci_dev *pdev;
1284
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001285 const struct iro *iro_arr;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001286#define IRO (bp->iro_arr)
1287
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001288 enum bnx2x_recovery_state recovery_state;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001289 int is_leader;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001290 struct msix_entry *msix_table;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001291
1292 int tx_ring_size;
1293
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001294/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1295#define ETH_OVREHEAD (ETH_HLEN + 8 + 8)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001296#define ETH_MIN_PACKET_SIZE 60
1297#define ETH_MAX_PACKET_SIZE 1500
1298#define ETH_MAX_JUMBO_PACKET_SIZE 9600
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001299/* TCP with Timestamp Option (32) + IPv6 (40) */
1300#define ETH_MAX_TPA_HEADER_SIZE 72
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001301
Eilon Greenstein0f008462009-02-12 08:36:18 +00001302 /* Max supported alignment is 256 (8 shift) */
Eric Dumazete52fcb22011-11-14 06:05:34 +00001303#define BNX2X_RX_ALIGN_SHIFT min(8, L1_CACHE_SHIFT)
1304
1305 /* FW uses 2 Cache lines Alignment for start packet and size
1306 *
1307 * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1308 * at the end of skb->data, to avoid wasting a full cache line.
1309 * This reduces memory use (skb->truesize).
1310 */
1311#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1312
1313#define BNX2X_FW_RX_ALIGN_END \
Joren Van Onderf57b07c2012-08-11 17:10:35 +00001314 max_t(u64, 1UL << BNX2X_RX_ALIGN_SHIFT, \
Eric Dumazete52fcb22011-11-14 06:05:34 +00001315 SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1316
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001317#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
Eilon Greenstein0f008462009-02-12 08:36:18 +00001318
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001319 struct host_sp_status_block *def_status_blk;
1320#define DEF_SB_IGU_ID 16
1321#define DEF_SB_ID HC_SP_SB_ID
1322 __le16 def_idx;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001323 __le16 def_att_idx;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001324 u32 attn_state;
1325 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001326
1327 /* slow path ring */
1328 struct eth_spe *spq;
1329 dma_addr_t spq_mapping;
1330 u16 spq_prod_idx;
1331 struct eth_spe *spq_prod_bd;
1332 struct eth_spe *spq_last_bd;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001333 __le16 *dsb_sp_prod;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001334 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001335 /* used to synchronize spq accesses */
1336 spinlock_t spq_lock;
1337
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001338 /* event queue */
1339 union event_ring_elem *eq_ring;
1340 dma_addr_t eq_mapping;
1341 u16 eq_prod;
1342 u16 eq_cons;
1343 __le16 *eq_cons_sb;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001344 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001345
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001346 /* Counter for marking that there is a STAT_QUERY ramrod pending */
1347 u16 stats_pending;
1348 /* Counter for completed statistics ramrods */
1349 u16 stats_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001350
Eilon Greenstein33471622008-08-13 15:59:08 -07001351 /* End of fields used in the performance code paths */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001352
1353 int panic;
Joe Perches7995c642010-02-17 15:01:52 +00001354 int msg_enable;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001355
1356 u32 flags;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001357#define PCIX_FLAG (1 << 0)
1358#define PCI_32BIT_FLAG (1 << 1)
1359#define ONE_PORT_FLAG (1 << 2)
1360#define NO_WOL_FLAG (1 << 3)
1361#define USING_DAC_FLAG (1 << 4)
1362#define USING_MSIX_FLAG (1 << 5)
1363#define USING_MSI_FLAG (1 << 6)
1364#define DISABLE_MSI_FLAG (1 << 7)
1365#define TPA_ENABLE_FLAG (1 << 8)
1366#define NO_MCP_FLAG (1 << 9)
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001367#define GRO_ENABLE_FLAG (1 << 10)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001368#define MF_FUNC_DIS (1 << 11)
1369#define OWN_CNIC_IRQ (1 << 12)
1370#define NO_ISCSI_OOO_FLAG (1 << 13)
1371#define NO_ISCSI_FLAG (1 << 14)
1372#define NO_FCOE_FLAG (1 << 15)
Barak Witkowski0e898dd2011-12-05 21:52:22 +00001373#define BC_SUPPORTS_PFC_STATS (1 << 17)
Barak Witkowski2e499d32012-06-26 01:31:19 +00001374#define BC_SUPPORTS_FCOE_FEATURES (1 << 19)
Dmitry Kravkov30a5de72012-04-03 18:41:26 +00001375#define USING_SINGLE_MSIX_FLAG (1 << 20)
Barak Witkowski98768792012-06-19 07:48:31 +00001376#define BC_SUPPORTS_DCBX_MSG_NON_PMF (1 << 21)
Ariel Elior1ab44342013-01-01 05:22:23 +00001377#define IS_VF_FLAG (1 << 22)
1378
1379#define BP_NOMCP(bp) ((bp)->flags & NO_MCP_FLAG)
Ariel Elior64112802013-01-07 00:50:23 +00001380
1381#ifdef CONFIG_BNX2X_SRIOV
Ariel Elior1ab44342013-01-01 05:22:23 +00001382#define IS_VF(bp) ((bp)->flags & IS_VF_FLAG)
1383#define IS_PF(bp) (!((bp)->flags & IS_VF_FLAG))
Ariel Elior64112802013-01-07 00:50:23 +00001384#else
1385#define IS_VF(bp) false
1386#define IS_PF(bp) true
1387#endif
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001388
Vladislav Zolotarov2ba45142011-01-31 14:39:17 +00001389#define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG)
1390#define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001391#define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
Michael Chan37b091b2009-10-10 13:46:55 +00001392
Merav Sicron55c11942012-11-07 00:45:48 +00001393 u8 cnic_support;
1394 bool cnic_enabled;
1395 bool cnic_loaded;
Michael Chan4bd9b0ff2012-12-06 10:33:12 +00001396 struct cnic_eth_dev *(*cnic_probe)(struct net_device *);
Merav Sicron55c11942012-11-07 00:45:48 +00001397
1398 /* Flag that indicates that we can start looking for FCoE L2 queue
1399 * completions in the default status block.
1400 */
1401 bool fcoe_init;
1402
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001403 int pm_cap;
Eilon Greenstein8d5726c2009-02-12 08:37:19 +00001404 int mrrs;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001405
Eilon Greenstein1cf167f2009-01-14 21:22:18 -08001406 struct delayed_work sp_task;
Ariel Eliorfd1fc792013-01-01 05:22:33 +00001407 atomic_t interrupt_occurred;
Ariel Elior7be08a72011-07-14 08:31:19 +00001408 struct delayed_work sp_rtnl_task;
Yaniv Rosner3deb8162011-06-14 01:34:33 +00001409
1410 struct delayed_work period_task;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001411 struct timer_list timer;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001412 int current_interval;
1413
1414 u16 fw_seq;
1415 u16 fw_drv_pulse_wr_seq;
1416 u32 func_stx;
1417
1418 struct link_params link_params;
1419 struct link_vars link_vars;
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001420 u32 link_cnt;
1421 struct bnx2x_link_report_data last_reported_link;
1422
Eilon Greenstein01cd4522009-08-12 08:23:08 +00001423 struct mdio_if_info mdio;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001424
1425 struct bnx2x_common common;
1426 struct bnx2x_port port;
1427
Yuval Mintzb475d782012-04-03 18:41:29 +00001428 struct cmng_init cmng;
1429
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001430 u32 mf_config[E1HVN_MAX];
Barak Witkowskia3348722012-04-23 03:04:46 +00001431 u32 mf_ext_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001432 u32 path_has_ovlan; /* E3 */
Dmitry Kravkovfb3bff12010-10-06 03:26:40 +00001433 u16 mf_ov;
1434 u8 mf_mode;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001435#define IS_MF(bp) (bp->mf_mode != 0)
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -08001436#define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
1437#define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
Barak Witkowskia3348722012-04-23 03:04:46 +00001438#define IS_MF_AFEX(bp) (bp->mf_mode == MULTI_FUNCTION_AFEX)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001439
Eliezer Tamirf1410642008-02-28 11:51:50 -08001440 u8 wol;
1441
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001442 int rx_ring_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001443
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001444 u16 tx_quick_cons_trip_int;
1445 u16 tx_quick_cons_trip;
1446 u16 tx_ticks_int;
1447 u16 tx_ticks;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001448
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001449 u16 rx_quick_cons_trip_int;
1450 u16 rx_quick_cons_trip;
1451 u16 rx_ticks_int;
1452 u16 rx_ticks;
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +00001453/* Maximal coalescing timeout in us */
1454#define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001455
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001456 u32 lin_cnt;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001457
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001458 u16 state;
Eilon Greenstein356e2382009-02-12 08:38:32 +00001459#define BNX2X_STATE_CLOSED 0
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001460#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
1461#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001462#define BNX2X_STATE_OPEN 0x3000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001463#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001464#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001465
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001466#define BNX2X_STATE_DIAG 0xe000
1467#define BNX2X_STATE_ERROR 0xf000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001468
Ariel Elior6383c0b2011-07-14 08:31:57 +00001469#define BNX2X_MAX_PRIORITY 8
1470#define BNX2X_MAX_ENTRIES_PER_PRI 16
1471#define BNX2X_MAX_COS 3
1472#define BNX2X_MAX_TX_COS 2
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001473 int num_queues;
Merav Sicron55c11942012-11-07 00:45:48 +00001474 uint num_ethernet_queues;
1475 uint num_cnic_queues;
Merav Sicron0e8d2ec2012-06-19 07:48:30 +00001476 int num_napi_queues;
Dmitry Kravkov5d7cd492010-07-27 12:32:19 +00001477 int disable_tpa;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001478
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001479 u32 rx_mode;
1480#define BNX2X_RX_MODE_NONE 0
1481#define BNX2X_RX_MODE_NORMAL 1
1482#define BNX2X_RX_MODE_ALLMULTI 2
1483#define BNX2X_RX_MODE_PROMISC 3
1484#define BNX2X_MAX_MULTICAST 64
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001485
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001486 u8 igu_dsb_id;
1487 u8 igu_base_sb;
1488 u8 igu_sb_cnt;
Merav Sicron55c11942012-11-07 00:45:48 +00001489 u8 min_msix_vec_cnt;
Merav Sicron65565882012-06-19 07:48:26 +00001490
Ariel Elior1ab44342013-01-01 05:22:23 +00001491 u32 igu_base_addr;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001492 dma_addr_t def_status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001493
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001494 struct bnx2x_slowpath *slowpath;
1495 dma_addr_t slowpath_mapping;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001496
1497 /* Total number of FW statistics requests */
1498 u8 fw_stats_num;
1499
1500 /*
1501 * This is a memory buffer that will contain both statistics
1502 * ramrod request and data.
1503 */
1504 void *fw_stats;
1505 dma_addr_t fw_stats_mapping;
1506
1507 /*
1508 * FW statistics request shortcut (points at the
1509 * beginning of fw_stats buffer).
1510 */
1511 struct bnx2x_fw_stats_req *fw_stats_req;
1512 dma_addr_t fw_stats_req_mapping;
1513 int fw_stats_req_sz;
1514
1515 /*
Anatol Pomozov4907cb72012-09-01 10:31:09 -07001516 * FW statistics data shortcut (points at the beginning of
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001517 * fw_stats buffer + fw_stats_req_sz).
1518 */
1519 struct bnx2x_fw_stats_data *fw_stats_data;
1520 dma_addr_t fw_stats_data_mapping;
1521 int fw_stats_data_sz;
1522
Merav Sicrona0529972012-06-19 07:48:25 +00001523 /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB
1524 * context size we need 8 ILT entries.
1525 */
1526#define ILT_MAX_L2_LINES 8
1527 struct hw_context context[ILT_MAX_L2_LINES];
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001528
1529 struct bnx2x_ilt *ilt;
1530#define BP_ILT(bp) ((bp)->ilt)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001531#define ILT_MAX_LINES 256
Ariel Elior6383c0b2011-07-14 08:31:57 +00001532/*
1533 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1534 * to CNIC.
1535 */
Merav Sicron55c11942012-11-07 00:45:48 +00001536#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_SUPPORT(bp))
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001537
Ariel Elior6383c0b2011-07-14 08:31:57 +00001538/*
1539 * Maximum CID count that might be required by the bnx2x:
Merav Sicron37ae41a2012-06-19 07:48:27 +00001540 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI
Ariel Elior6383c0b2011-07-14 08:31:57 +00001541 */
Merav Sicron37ae41a2012-06-19 07:48:27 +00001542#define BNX2X_L2_CID_COUNT(bp) (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \
Merav Sicron55c11942012-11-07 00:45:48 +00001543 + 2 * CNIC_SUPPORT(bp))
Merav Sicron37ae41a2012-06-19 07:48:27 +00001544#define BNX2X_L2_MAX_CID(bp) (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \
Merav Sicron55c11942012-11-07 00:45:48 +00001545 + 2 * CNIC_SUPPORT(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +00001546#define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1547 ILT_PAGE_CIDS))
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001548
1549 int qm_cid_count;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001550
Yuval Mintz79642112012-12-02 04:05:50 +00001551 bool dropless_fc;
Eilon Greensteina18f5122009-08-12 08:23:26 +00001552
Michael Chan37b091b2009-10-10 13:46:55 +00001553 void *t2;
1554 dma_addr_t t2_mapping;
Eric Dumazet13707f92011-01-26 19:28:23 +00001555 struct cnic_ops __rcu *cnic_ops;
Michael Chan37b091b2009-10-10 13:46:55 +00001556 void *cnic_data;
1557 u32 cnic_tag;
1558 struct cnic_eth_dev cnic_eth_dev;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001559 union host_hc_status_block cnic_sb;
Michael Chan37b091b2009-10-10 13:46:55 +00001560 dma_addr_t cnic_sb_mapping;
Michael Chan37b091b2009-10-10 13:46:55 +00001561 struct eth_spe *cnic_kwq;
1562 struct eth_spe *cnic_kwq_prod;
1563 struct eth_spe *cnic_kwq_cons;
1564 struct eth_spe *cnic_kwq_last;
1565 u16 cnic_kwq_pending;
1566 u16 cnic_spq_pending;
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001567 u8 fip_mac[ETH_ALEN];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001568 struct mutex cnic_mutex;
1569 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1570
Yuval Mintz16a5fd92013-06-02 00:06:18 +00001571 /* Start index of the "special" (CNIC related) L2 clients */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001572 u8 cnic_base_cl_id;
Michael Chan37b091b2009-10-10 13:46:55 +00001573
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001574 int dmae_ready;
1575 /* used to synchronize dmae accesses */
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001576 spinlock_t dmae_lock;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001577
Eilon Greensteinc4ff7cb2009-10-15 00:18:27 -07001578 /* used to protect the FW mail box */
1579 struct mutex fw_mb_mutex;
1580
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001581 /* used to synchronize stats collecting */
1582 int stats_state;
Vladislav Zolotarova13773a2010-07-21 05:59:01 +00001583
1584 /* used for synchronization of concurrent threads statistics handling */
1585 spinlock_t stats_lock;
1586
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001587 /* used by dmae command loader */
1588 struct dmae_command stats_dmae;
1589 int executer_idx;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001590
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001591 u16 stats_counter;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001592 struct bnx2x_eth_stats eth_stats;
Yuval Mintzcb4dca22012-03-18 10:33:44 +00001593 struct host_func_stats func_stats;
Mintz Yuval1355b702012-02-15 02:10:22 +00001594 struct bnx2x_eth_stats_old eth_stats_old;
1595 struct bnx2x_net_stats_old net_stats_old;
1596 struct bnx2x_fw_port_stats_old fw_stats_old;
1597 bool stats_init;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001598
1599 struct z_stream_s *strm;
1600 void *gunzip_buf;
1601 dma_addr_t gunzip_mapping;
1602 int gunzip_outlen;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001603#define FW_BUF_SIZE 0x8000
Eilon Greenstein573f2032009-08-12 08:24:14 +00001604#define GUNZIP_BUF(bp) (bp->gunzip_buf)
1605#define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
1606#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001607
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001608 struct raw_op *init_ops;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001609 /* Init blocks offsets inside init_ops */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001610 u16 *init_ops_offsets;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001611 /* Data blob - has 32 bit granularity */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001612 u32 *init_data;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001613 u32 init_mode_flags;
1614#define INIT_MODE_FLAGS(bp) (bp->init_mode_flags)
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001615 /* Zipped PRAM blobs - raw data */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001616 const u8 *tsem_int_table_data;
1617 const u8 *tsem_pram_data;
1618 const u8 *usem_int_table_data;
1619 const u8 *usem_pram_data;
1620 const u8 *xsem_int_table_data;
1621 const u8 *xsem_pram_data;
1622 const u8 *csem_int_table_data;
1623 const u8 *csem_pram_data;
Eilon Greenstein573f2032009-08-12 08:24:14 +00001624#define INIT_OPS(bp) (bp->init_ops)
1625#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
1626#define INIT_DATA(bp) (bp->init_data)
1627#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
1628#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
1629#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
1630#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
1631#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
1632#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
1633#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
1634#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
1635
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001636#define PHY_FW_VER_LEN 20
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001637 char fw_ver[32];
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001638 const struct firmware *firmware;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001639
Ariel Elior290ca2b2013-01-01 05:22:31 +00001640 struct bnx2x_vfdb *vfdb;
1641#define IS_SRIOV(bp) ((bp)->vfdb)
1642
Shmulik Ravid785b9b12010-12-30 06:27:03 +00001643 /* DCB support on/off */
1644 u16 dcb_state;
1645#define BNX2X_DCB_STATE_OFF 0
1646#define BNX2X_DCB_STATE_ON 1
1647
1648 /* DCBX engine mode */
1649 int dcbx_enabled;
1650#define BNX2X_DCBX_ENABLED_OFF 0
1651#define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
1652#define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
1653#define BNX2X_DCBX_ENABLED_INVALID (-1)
1654
1655 bool dcbx_mode_uset;
1656
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001657 struct bnx2x_config_dcbx_params dcbx_config_params;
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001658 struct bnx2x_dcbx_port_params dcbx_port_params;
1659 int dcb_version;
1660
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001661 /* CAM credit pools */
Ariel Eliorb56e9672013-01-01 05:22:32 +00001662
1663 /* used only in sriov */
1664 struct bnx2x_credit_pool_obj vlans_pool;
1665
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001666 struct bnx2x_credit_pool_obj macs_pool;
1667
1668 /* RX_MODE object */
1669 struct bnx2x_rx_mode_obj rx_mode_obj;
1670
1671 /* MCAST object */
1672 struct bnx2x_mcast_obj mcast_obj;
1673
1674 /* RSS configuration object */
1675 struct bnx2x_rss_config_obj rss_conf_obj;
1676
1677 /* Function State controlling object */
1678 struct bnx2x_func_sp_obj func_obj;
1679
1680 unsigned long sp_state;
1681
Ariel Elior7be08a72011-07-14 08:31:19 +00001682 /* operation indication for the sp_rtnl task */
1683 unsigned long sp_rtnl_state;
1684
Yuval Mintz16a5fd92013-06-02 00:06:18 +00001685 /* DCBX Negotiation results */
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001686 struct dcbx_features dcbx_local_feat;
1687 u32 dcbx_error;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001688
Shmulik Ravid0be6bc62011-05-18 02:55:31 +00001689#ifdef BCM_DCBNL
1690 struct dcbx_features dcbx_remote_feat;
1691 u32 dcbx_remote_flags;
1692#endif
Barak Witkowskia3348722012-04-23 03:04:46 +00001693 /* AFEX: store default vlan used */
1694 int afex_def_vlan_tag;
1695 enum mf_cfg_afex_vlan_mode afex_vlan_mode;
Dmitry Kravkove3835b92011-03-06 10:50:44 +00001696 u32 pending_max;
Ariel Elior6383c0b2011-07-14 08:31:57 +00001697
1698 /* multiple tx classes of service */
1699 u8 max_cos;
1700
1701 /* priority to cos mapping */
1702 u8 prio_to_cos[8];
Dmitry Kravkovc3146eb2013-01-23 03:21:48 +00001703
1704 int fp_array_size;
Miriam Shitrit07ba6af2013-01-14 05:11:46 +00001705 u32 dump_preset_idx;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001706};
1707
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001708/* Tx queues may be less or equal to Rx queues */
1709extern int num_queues;
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001710#define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
Merav Sicron55c11942012-11-07 00:45:48 +00001711#define BNX2X_NUM_ETH_QUEUES(bp) ((bp)->num_ethernet_queues)
Merav Sicron65565882012-06-19 07:48:26 +00001712#define BNX2X_NUM_NON_CNIC_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - \
Merav Sicron55c11942012-11-07 00:45:48 +00001713 (bp)->num_cnic_queues)
Ariel Elior6383c0b2011-07-14 08:31:57 +00001714#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001715
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001716#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001717
Ariel Elior6383c0b2011-07-14 08:31:57 +00001718#define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp)
1719/* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001720
1721#define RSS_IPV4_CAP_MASK \
1722 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1723
1724#define RSS_IPV4_TCP_CAP_MASK \
1725 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1726
1727#define RSS_IPV6_CAP_MASK \
1728 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1729
1730#define RSS_IPV6_TCP_CAP_MASK \
1731 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1732
1733/* func init flags */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001734#define FUNC_FLG_RSS 0x0001
1735#define FUNC_FLG_STATS 0x0002
1736/* removed FUNC_FLG_UNMATCHED 0x0004 */
1737#define FUNC_FLG_TPA 0x0008
1738#define FUNC_FLG_SPQ 0x0010
1739#define FUNC_FLG_LEADING 0x0020 /* PF only */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001740
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001741struct bnx2x_func_init_params {
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001742 /* dma */
1743 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */
1744 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */
1745
1746 u16 func_flgs;
1747 u16 func_id; /* abs fid */
1748 u16 pf_id;
1749 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */
1750};
1751
Merav Sicron55c11942012-11-07 00:45:48 +00001752#define for_each_cnic_queue(bp, var) \
1753 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1754 (var)++) \
1755 if (skip_queue(bp, var)) \
1756 continue; \
1757 else
1758
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001759#define for_each_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001760 for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001761
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001762#define for_each_nondefault_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001763 for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001764
1765#define for_each_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001766 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001767 if (skip_queue(bp, var)) \
1768 continue; \
1769 else
1770
Ariel Elior6383c0b2011-07-14 08:31:57 +00001771/* Skip forwarding FP */
Merav Sicron55c11942012-11-07 00:45:48 +00001772#define for_each_valid_rx_queue(bp, var) \
1773 for ((var) = 0; \
1774 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \
1775 BNX2X_NUM_ETH_QUEUES(bp)); \
1776 (var)++) \
1777 if (skip_rx_queue(bp, var)) \
1778 continue; \
1779 else
1780
1781#define for_each_rx_queue_cnic(bp, var) \
1782 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1783 (var)++) \
1784 if (skip_rx_queue(bp, var)) \
1785 continue; \
1786 else
1787
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001788#define for_each_rx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001789 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001790 if (skip_rx_queue(bp, var)) \
1791 continue; \
1792 else
1793
Ariel Elior6383c0b2011-07-14 08:31:57 +00001794/* Skip OOO FP */
Merav Sicron55c11942012-11-07 00:45:48 +00001795#define for_each_valid_tx_queue(bp, var) \
1796 for ((var) = 0; \
1797 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \
1798 BNX2X_NUM_ETH_QUEUES(bp)); \
1799 (var)++) \
1800 if (skip_tx_queue(bp, var)) \
1801 continue; \
1802 else
1803
1804#define for_each_tx_queue_cnic(bp, var) \
1805 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1806 (var)++) \
1807 if (skip_tx_queue(bp, var)) \
1808 continue; \
1809 else
1810
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001811#define for_each_tx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001812 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001813 if (skip_tx_queue(bp, var)) \
1814 continue; \
1815 else
1816
1817#define for_each_nondefault_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001818 for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001819 if (skip_queue(bp, var)) \
1820 continue; \
1821 else
1822
Ariel Elior6383c0b2011-07-14 08:31:57 +00001823#define for_each_cos_in_tx_queue(fp, var) \
1824 for ((var) = 0; (var) < (fp)->max_cos; (var)++)
1825
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001826/* skip rx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001827 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001828 */
1829#define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1830
1831/* skip tx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001832 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001833 */
1834#define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1835
1836#define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
Eilon Greenstein3196a882008-08-13 15:58:49 -07001837
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001838/**
1839 * bnx2x_set_mac_one - configure a single MAC address
1840 *
1841 * @bp: driver handle
1842 * @mac: MAC to configure
1843 * @obj: MAC object handle
1844 * @set: if 'true' add a new MAC, otherwise - delete
1845 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list)
1846 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1847 *
1848 * Configures one MAC according to provided parameters or continues the
1849 * execution of previously scheduled commands if RAMROD_CONT is set in
1850 * ramrod_flags.
1851 *
1852 * Returns zero if operation has successfully completed, a positive value if the
1853 * operation has been successfully scheduled and a negative - if a requested
1854 * operations has failed.
1855 */
1856int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1857 struct bnx2x_vlan_mac_obj *obj, bool set,
1858 int mac_type, unsigned long *ramrod_flags);
1859/**
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001860 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
1861 *
1862 * @bp: driver handle
1863 * @mac_obj: MAC object handle
1864 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC)
1865 * @wait_for_comp: if 'true' block until completion
1866 *
1867 * Deletes all MACs of the specific type (e.g. ETH, UC list).
1868 *
1869 * Returns zero if operation has successfully completed, a positive value if the
1870 * operation has been successfully scheduled and a negative - if a requested
1871 * operations has failed.
1872 */
1873int bnx2x_del_all_macs(struct bnx2x *bp,
1874 struct bnx2x_vlan_mac_obj *mac_obj,
1875 int mac_type, bool wait_for_comp);
1876
1877/* Init Function API */
1878void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
Ariel Eliorb93288d2013-01-01 05:22:35 +00001879void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid,
1880 u8 vf_valid, int fw_sb_id, int igu_sb_id);
Ariel Eliorb56e9672013-01-01 05:22:32 +00001881u32 bnx2x_get_pretend_reg(struct bnx2x *bp);
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001882int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1883int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1884int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
1885int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001886void bnx2x_read_mf_cfg(struct bnx2x *bp);
1887
Ariel Eliorb56e9672013-01-01 05:22:32 +00001888int bnx2x_pretend_func(struct bnx2x *bp, u16 pretend_func_val);
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001889
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001890/* dmae */
Yaniv Rosnerc18487e2008-06-23 20:27:52 -07001891void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1892void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1893 u32 len32);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001894void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1895u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1896u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1897u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1898 bool with_comp, u8 comp_type);
1899
Ariel Eliorfd1fc792013-01-01 05:22:33 +00001900void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae,
1901 u8 src_type, u8 dst_type);
1902int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae);
1903void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, int msglvl);
1904
Ariel Eliord16132c2013-01-01 05:22:42 +00001905/* FLR related routines */
1906u32 bnx2x_flr_clnup_poll_count(struct bnx2x *bp);
1907void bnx2x_tx_hw_flushed(struct bnx2x *bp, u32 poll_count);
1908int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt);
Ariel Eliorb56e9672013-01-01 05:22:32 +00001909u8 bnx2x_is_pcie_pending(struct pci_dev *dev);
Ariel Eliord16132c2013-01-01 05:22:42 +00001910int bnx2x_flr_clnup_poll_hw_counter(struct bnx2x *bp, u32 reg,
1911 char *msg, u32 poll_cnt);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001912
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001913void bnx2x_calc_fc_adv(struct bnx2x *bp);
1914int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001915 u32 data_hi, u32 data_lo, int cmd_type);
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001916void bnx2x_update_coalesce(struct bnx2x *bp);
Yaniv Rosner1ac9e422011-05-31 21:26:11 +00001917int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001918
Dmitry Kravkov178135c2013-05-22 21:21:50 +00001919bool bnx2x_port_after_undi(struct bnx2x *bp);
1920
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001921static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1922 int wait)
1923{
1924 u32 val;
1925
1926 do {
1927 val = REG_RD(bp, reg);
1928 if (val == expected)
1929 break;
1930 ms -= wait;
1931 msleep(wait);
1932
1933 } while (ms > 0);
1934
1935 return val;
1936}
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001937
Ariel Eliorb56e9672013-01-01 05:22:32 +00001938void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id,
1939 bool is_pf);
1940
Joe Perches1f9061d22013-03-15 07:23:58 +00001941#define BNX2X_ILT_ZALLOC(x, y, size) \
1942 x = dma_alloc_coherent(&bp->pdev->dev, size, y, \
1943 GFP_KERNEL | __GFP_ZERO)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001944
1945#define BNX2X_ILT_FREE(x, y, size) \
1946 do { \
1947 if (x) { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001948 dma_free_coherent(&bp->pdev->dev, size, x, y); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001949 x = NULL; \
1950 y = 0; \
1951 } \
1952 } while (0)
1953
1954#define ILOG2(x) (ilog2((x)))
1955
1956#define ILT_NUM_PAGE_ENTRIES (3072)
1957/* In 57710/11 we use whole table since we have 8 func
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001958 * In 57712 we have only 4 func, but use same size per func, then only half of
1959 * the table in use
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001960 */
1961#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
1962
1963#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
1964/*
1965 * the phys address is shifted right 12 bits and has an added
1966 * 1=valid bit added to the 53rd bit
1967 * then since this is a wide register(TM)
1968 * we split it into two 32 bit writes
1969 */
1970#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1971#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001972
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001973/* load/unload mode */
1974#define LOAD_NORMAL 0
1975#define LOAD_OPEN 1
1976#define LOAD_DIAG 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00001977#define LOAD_LOOPBACK_EXT 3
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001978#define UNLOAD_NORMAL 0
1979#define UNLOAD_CLOSE 1
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001980#define UNLOAD_RECOVERY 2
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001981
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001982/* DMAE command defines */
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001983#define DMAE_TIMEOUT -1
1984#define DMAE_PCI_ERROR -2 /* E2 and onward */
1985#define DMAE_NOT_RDY -3
1986#define DMAE_PCI_ERR_FLAG 0x80000000
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001987
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001988#define DMAE_SRC_PCI 0
1989#define DMAE_SRC_GRC 1
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001990
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001991#define DMAE_DST_NONE 0
1992#define DMAE_DST_PCI 1
1993#define DMAE_DST_GRC 2
1994
1995#define DMAE_COMP_PCI 0
1996#define DMAE_COMP_GRC 1
1997
1998/* E2 and onward - PCI error handling in the completion */
1999
2000#define DMAE_COMP_REGULAR 0
2001#define DMAE_COM_SET_ERR 1
2002
2003#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
2004 DMAE_COMMAND_SRC_SHIFT)
2005#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
2006 DMAE_COMMAND_SRC_SHIFT)
2007
2008#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
2009 DMAE_COMMAND_DST_SHIFT)
2010#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
2011 DMAE_COMMAND_DST_SHIFT)
2012
2013#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
2014 DMAE_COMMAND_C_DST_SHIFT)
2015#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
2016 DMAE_COMMAND_C_DST_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07002017
2018#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
2019
2020#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
2021#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
2022#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
2023#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
2024
2025#define DMAE_CMD_PORT_0 0
2026#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
2027
2028#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
2029#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
2030#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
2031
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002032#define DMAE_SRC_PF 0
2033#define DMAE_SRC_VF 1
2034
2035#define DMAE_DST_PF 0
2036#define DMAE_DST_VF 1
2037
2038#define DMAE_C_SRC 0
2039#define DMAE_C_DST 1
2040
Eilon Greensteinad8d3942008-06-23 20:29:02 -07002041#define DMAE_LEN32_RD_MAX 0x80
Vladislav Zolotarov02e3c6c2010-04-19 01:13:33 +00002042#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07002043
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002044#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
Yuval Mintz16a5fd92013-06-02 00:06:18 +00002045 * indicates error
2046 */
Eilon Greensteinad8d3942008-06-23 20:29:02 -07002047
2048#define MAX_DMAE_C_PER_PORT 8
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002049#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
David S. Miller8decf862011-09-22 03:23:13 -04002050 BP_VN(bp))
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002051#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07002052 E1HVN_MAX)
2053
Eliezer Tamir25047952008-02-28 11:50:16 -08002054/* PCIE link and speed */
2055#define PCICFG_LINK_WIDTH 0x1f00000
2056#define PCICFG_LINK_WIDTH_SHIFT 20
2057#define PCICFG_LINK_SPEED 0xf0000
2058#define PCICFG_LINK_SPEED_SHIFT 16
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002059
Merav Sicroncf2c1df62012-06-19 07:48:23 +00002060#define BNX2X_NUM_TESTS_SF 7
2061#define BNX2X_NUM_TESTS_MF 3
2062#define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \
2063 BNX2X_NUM_TESTS_SF)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07002064
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00002065#define BNX2X_PHY_LOOPBACK 0
2066#define BNX2X_MAC_LOOPBACK 1
Merav Sicron8970b2e2012-06-19 07:48:22 +00002067#define BNX2X_EXT_LOOPBACK 2
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00002068#define BNX2X_PHY_LOOPBACK_FAILED 1
2069#define BNX2X_MAC_LOOPBACK_FAILED 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00002070#define BNX2X_EXT_LOOPBACK_FAILED 3
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07002071#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
2072 BNX2X_PHY_LOOPBACK_FAILED)
Eliezer Tamir96fc1782008-02-28 11:57:55 -08002073
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07002074#define STROM_ASSERT_ARRAY_SIZE 50
2075
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002076/* must be used on a CID before placing it on a HW ring */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002077#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
David S. Miller8decf862011-09-22 03:23:13 -04002078 (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002079 (x))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002080
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07002081#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
2082#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
2083
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002084#define BNX2X_BTR 4
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07002085#define MAX_SPQ_PENDING 8
2086
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00002087/* CMNG constants, as derived from system spec calculations */
2088/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
2089#define DEF_MIN_RATE 100
Dmitry Kravkov9b3de1ef2011-03-06 10:51:37 +00002090/* resolution of the rate shaping timer - 400 usec */
2091#define RS_PERIODIC_TIMEOUT_USEC 400
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002092/* number of bytes in single QM arbitration cycle -
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00002093 * coefficient for calculating the fairness timer */
2094#define QM_ARB_BYTES 160000
2095/* resolution of Min algorithm 1:100 */
2096#define MIN_RES 100
2097/* how many bytes above threshold for the minimal credit of Min algorithm*/
2098#define MIN_ABOVE_THRESH 32768
2099/* Fairness algorithm integration time coefficient -
2100 * for calculating the actual Tfair */
2101#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES)
2102/* Memory of fairness algorithm . 2 cycles */
2103#define FAIR_MEM 2
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002104
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002105#define ATTN_NIG_FOR_FUNC (1L << 8)
2106#define ATTN_SW_TIMER_4_FUNC (1L << 9)
2107#define GPIO_2_FUNC (1L << 10)
2108#define GPIO_3_FUNC (1L << 11)
2109#define GPIO_4_FUNC (1L << 12)
2110#define ATTN_GENERAL_ATTN_1 (1L << 13)
2111#define ATTN_GENERAL_ATTN_2 (1L << 14)
2112#define ATTN_GENERAL_ATTN_3 (1L << 15)
2113#define ATTN_GENERAL_ATTN_4 (1L << 13)
2114#define ATTN_GENERAL_ATTN_5 (1L << 14)
2115#define ATTN_GENERAL_ATTN_6 (1L << 15)
2116
2117#define ATTN_HARD_WIRED_MASK 0xff00
2118#define ATTENTION_ID 4
2119
Yuval Mintz3521b412013-05-22 21:21:49 +00002120#define IS_MF_STORAGE_ONLY(bp) (IS_MF_STORAGE_SD(bp) || \
2121 IS_MF_FCOE_AFEX(bp))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002122
2123/* stuff added to make the code fit 80Col */
2124
2125#define BNX2X_PMF_LINK_ASSERT \
2126 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
2127
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002128#define BNX2X_MC_ASSERT_BITS \
2129 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2130 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2131 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2132 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
2133
2134#define BNX2X_MCP_ASSERT \
2135 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
2136
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002137#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
2138#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
2139 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
2140 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
2141 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
2142 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
2143 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
2144
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002145#define HW_INTERRUT_ASSERT_SET_0 \
2146 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
2147 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
2148 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
Dmitry Kravkovc14a09b2013-01-14 05:11:42 +00002149 AEU_INPUTS_ATTN_BITS_BRB_HW_INTERRUPT | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002150 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002151#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002152 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
2153 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
2154 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002155 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
2156 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
2157 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002158#define HW_INTERRUT_ASSERT_SET_1 \
2159 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
2160 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
2161 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
2162 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
2163 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2164 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2165 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2166 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2167 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2168 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2169 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002170#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002171 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002172 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002173 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002174 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002175 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002176 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002177 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002178 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002179 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2180 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002181 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002182 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2183 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002184 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2185 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002186#define HW_INTERRUT_ASSERT_SET_2 \
2187 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2188 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2189 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2190 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2191 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002192#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002193 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2194 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2195 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2196 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002197 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002198 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2199 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2200
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00002201#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2202 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2203 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
2204 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002205
Vladislav Zolotarov8736c822011-07-21 07:58:36 +00002206#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2207 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2208
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002209#define MULTI_MASK 0x7f
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002210
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002211#define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func)
2212#define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func)
2213#define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func)
2214#define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func)
2215
2216#define DEF_USB_IGU_INDEX_OFF \
2217 offsetof(struct cstorm_def_status_block_u, igu_index)
2218#define DEF_CSB_IGU_INDEX_OFF \
2219 offsetof(struct cstorm_def_status_block_c, igu_index)
2220#define DEF_XSB_IGU_INDEX_OFF \
2221 offsetof(struct xstorm_def_status_block, igu_index)
2222#define DEF_TSB_IGU_INDEX_OFF \
2223 offsetof(struct tstorm_def_status_block, igu_index)
2224
2225#define DEF_USB_SEGMENT_OFF \
2226 offsetof(struct cstorm_def_status_block_u, segment)
2227#define DEF_CSB_SEGMENT_OFF \
2228 offsetof(struct cstorm_def_status_block_c, segment)
2229#define DEF_XSB_SEGMENT_OFF \
2230 offsetof(struct xstorm_def_status_block, segment)
2231#define DEF_TSB_SEGMENT_OFF \
2232 offsetof(struct tstorm_def_status_block, segment)
2233
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002234#define BNX2X_SP_DSB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002235 (&bp->def_status_blk->sp_sb.\
2236 index_values[HC_SP_INDEX_ETH_DEF_CONS])
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002237
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002238#define CAM_IS_INVALID(x) \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002239 (GET_FLAG(x.flags, \
2240 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2241 (T_ETH_MAC_COMMAND_INVALIDATE))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002242
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002243/* Number of u32 elements in MC hash array */
2244#define MC_HASH_SIZE 8
2245#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
2246 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2247
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002248#ifndef PXP2_REG_PXP2_INT_STS
2249#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
2250#endif
2251
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002252#ifndef ETH_MAX_RX_CLIENTS_E2
2253#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
2254#endif
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002255
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00002256#define BNX2X_VPD_LEN 128
2257#define VENDOR_ID_LEN 4
2258
Ariel Eliorbe1f1ffa2013-01-01 05:22:24 +00002259#define VF_ACQUIRE_THRESH 3
2260#define VF_ACQUIRE_MAC_FILTERS 1
2261#define VF_ACQUIRE_MC_FILTERS 10
2262
2263#define GOOD_ME_REG(me_reg) (((me_reg) & ME_REG_VF_VALID) && \
2264 (!((me_reg) & ME_REG_VF_ERR)))
Ariel Eliorad5afc82013-01-01 05:22:26 +00002265int bnx2x_nic_load_analyze_req(struct bnx2x *bp, u32 load_code);
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002266/* Congestion management fairness mode */
Yuval Mintz2de67432013-01-23 03:21:43 +00002267#define CMNG_FNS_NONE 0
2268#define CMNG_FNS_MINMAX 1
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002269
2270#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
2271#define HC_SEG_ACCESS_ATTN 4
2272#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
2273
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002274static const u32 dmae_reg_go_c[] = {
2275 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2276 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2277 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2278 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2279};
Dmitry Kravkovb0efbb92010-07-27 12:33:43 +00002280
Ariel Elior005a07ba2013-03-11 05:17:42 +00002281void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev);
Yaniv Rosner3deb8162011-06-14 01:34:33 +00002282void bnx2x_notify_link_changed(struct bnx2x *bp);
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002283
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002284#define BNX2X_MF_SD_PROTOCOL(bp) \
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002285 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2286
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002287#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2288 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002289
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002290#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2291 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2292
2293#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2294#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2295
Barak Witkowskia3348722012-04-23 03:04:46 +00002296#define BNX2X_MF_EXT_PROTOCOL_FCOE(bp) ((bp)->mf_ext_config & \
2297 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2298
2299#define IS_MF_FCOE_AFEX(bp) (IS_MF_AFEX(bp) && BNX2X_MF_EXT_PROTOCOL_FCOE(bp))
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002300#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \
2301 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
2302 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002303
Yuval Mintz2de67432013-01-23 03:21:43 +00002304#define SET_FLAG(value, mask, flag) \
2305 do {\
2306 (value) &= ~(mask);\
2307 (value) |= ((flag) << (mask##_SHIFT));\
2308 } while (0)
2309
2310#define GET_FLAG(value, mask) \
2311 (((value) & (mask)) >> (mask##_SHIFT))
2312
2313#define GET_FIELD(value, fname) \
2314 (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2315
Merav Sicron55c11942012-11-07 00:45:48 +00002316enum {
2317 SWITCH_UPDATE,
2318 AFEX_UPDATE,
2319};
2320
2321#define NUM_MACS 8
Barak Witkowskia3348722012-04-23 03:04:46 +00002322
Dmitry Kravkovca1ee4b2013-05-27 04:08:27 +00002323enum bnx2x_pci_bus_speed {
2324 BNX2X_PCI_LINK_SPEED_2500 = 2500,
2325 BNX2X_PCI_LINK_SPEED_5000 = 5000,
2326 BNX2X_PCI_LINK_SPEED_8000 = 8000
2327};
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002328#endif /* bnx2x.h */