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Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001/* bnx2x.h: Broadcom Everest network driver.
2 *
Vladislav Zolotarov3359fce2010-02-17 13:35:01 -08003 * Copyright (c) 2007-2010 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
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +000016#include <linux/netdevice.h>
17#include <linux/types.h>
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020018
Eilon Greenstein34f80b02008-06-23 20:33:01 -070019/* compilation time flags */
20
21/* define this to make the driver freeze on error to allow getting debug info
22 * (you will need to reboot afterwards) */
23/* #define BNX2X_STOP_ON_ERROR */
24
Shmulik Ravid785b9b12010-12-30 06:27:03 +000025#define DRV_MODULE_VERSION "1.62.00-3"
26#define DRV_MODULE_RELDATE "2010/12/21"
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +000027#define BNX2X_BC_VER 0x040200
28
Eilon Greenstein555f6c72009-02-12 08:36:11 +000029#define BNX2X_MULTI_QUEUE
30
31#define BNX2X_NEW_NAPI
32
Shmulik Ravid785b9b12010-12-30 06:27:03 +000033#if defined(CONFIG_DCB)
34#define BCM_DCB
35#endif
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000036#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
37#define BCM_CNIC 1
Dmitry Kravkov5d1e8592010-07-27 12:31:10 +000038#include "../cnic_if.h"
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000039#endif
40
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000041#ifdef BCM_CNIC
42#define BNX2X_MIN_MSIX_VEC_CNT 3
43#define BNX2X_MSIX_VEC_FP_START 2
44#else
45#define BNX2X_MIN_MSIX_VEC_CNT 2
46#define BNX2X_MSIX_VEC_FP_START 1
47#endif
48
Eilon Greenstein01cd4522009-08-12 08:23:08 +000049#include <linux/mdio.h>
Dmitry Kravkov9f6c9252010-07-27 12:34:34 +000050#include <linux/pci.h>
Eilon Greenstein359d8b12009-02-12 08:38:25 +000051#include "bnx2x_reg.h"
52#include "bnx2x_fw_defs.h"
53#include "bnx2x_hsi.h"
54#include "bnx2x_link.h"
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +000055#include "bnx2x_dcb.h"
Dmitry Kravkov6c719d02010-07-27 12:36:15 +000056#include "bnx2x_stats.h"
Eilon Greenstein359d8b12009-02-12 08:38:25 +000057
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020058/* error/debug prints */
59
Eilon Greenstein34f80b02008-06-23 20:33:01 -070060#define DRV_MODULE_NAME "bnx2x"
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020061
62/* for messages that are currently off */
Eilon Greenstein34f80b02008-06-23 20:33:01 -070063#define BNX2X_MSG_OFF 0
64#define BNX2X_MSG_MCP 0x010000 /* was: NETIF_MSG_HW */
65#define BNX2X_MSG_STATS 0x020000 /* was: NETIF_MSG_TIMER */
66#define BNX2X_MSG_NVM 0x040000 /* was: NETIF_MSG_HW */
67#define BNX2X_MSG_DMAE 0x080000 /* was: NETIF_MSG_HW */
Eliezer Tamirf1410642008-02-28 11:51:50 -080068#define BNX2X_MSG_SP 0x100000 /* was: NETIF_MSG_INTR */
69#define BNX2X_MSG_FP 0x200000 /* was: NETIF_MSG_INTR */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020070
Eilon Greenstein34f80b02008-06-23 20:33:01 -070071#define DP_LEVEL KERN_NOTICE /* was: KERN_DEBUG */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020072
73/* regular debug print */
Joe Perches7995c642010-02-17 15:01:52 +000074#define DP(__mask, __fmt, __args...) \
75do { \
76 if (bp->msg_enable & (__mask)) \
77 printk(DP_LEVEL "[%s:%d(%s)]" __fmt, \
78 __func__, __LINE__, \
79 bp->dev ? (bp->dev->name) : "?", \
80 ##__args); \
81} while (0)
Eilon Greenstein34f80b02008-06-23 20:33:01 -070082
83/* errors debug print */
Joe Perches7995c642010-02-17 15:01:52 +000084#define BNX2X_DBG_ERR(__fmt, __args...) \
85do { \
86 if (netif_msg_probe(bp)) \
87 pr_err("[%s:%d(%s)]" __fmt, \
88 __func__, __LINE__, \
89 bp->dev ? (bp->dev->name) : "?", \
90 ##__args); \
91} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020092
93/* for errors (never masked) */
Joe Perches7995c642010-02-17 15:01:52 +000094#define BNX2X_ERR(__fmt, __args...) \
95do { \
96 pr_err("[%s:%d(%s)]" __fmt, \
97 __func__, __LINE__, \
98 bp->dev ? (bp->dev->name) : "?", \
99 ##__args); \
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000100 } while (0)
101
102#define BNX2X_ERROR(__fmt, __args...) do { \
103 pr_err("[%s:%d]" __fmt, __func__, __LINE__, ##__args); \
104 } while (0)
105
Eliezer Tamirf1410642008-02-28 11:51:50 -0800106
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200107/* before we have a dev->name use dev_info() */
Joe Perches7995c642010-02-17 15:01:52 +0000108#define BNX2X_DEV_INFO(__fmt, __args...) \
109do { \
110 if (netif_msg_probe(bp)) \
111 dev_info(&bp->pdev->dev, __fmt, ##__args); \
112} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200113
Dmitry Kravkov6c719d02010-07-27 12:36:15 +0000114void bnx2x_panic_dump(struct bnx2x *bp);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200115
116#ifdef BNX2X_STOP_ON_ERROR
117#define bnx2x_panic() do { \
118 bp->panic = 1; \
119 BNX2X_ERR("driver assert\n"); \
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700120 bnx2x_int_disable(bp); \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200121 bnx2x_panic_dump(bp); \
122 } while (0)
123#else
124#define bnx2x_panic() do { \
Eilon Greensteine3553b22009-08-12 08:23:31 +0000125 bp->panic = 1; \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200126 BNX2X_ERR("driver assert\n"); \
127 bnx2x_panic_dump(bp); \
128 } while (0)
129#endif
130
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000131#define bnx2x_mc_addr(ha) ((ha)->addr)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200132
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700133#define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff)
134#define U64_HI(x) (u32)(((u64)(x)) >> 32)
135#define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200136
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200137
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000138#define REG_ADDR(bp, offset) ((bp->regview) + (offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700139
140#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
141#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000142#define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700143
144#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200145#define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700146#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200147
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700148#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
149#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200150
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700151#define REG_RD_DMAE(bp, offset, valp, len32) \
152 do { \
153 bnx2x_read_dmae(bp, offset, len32);\
Eilon Greenstein573f2032009-08-12 08:24:14 +0000154 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700155 } while (0)
156
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700157#define REG_WR_DMAE(bp, offset, valp, len32) \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200158 do { \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000159 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200160 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
161 offset, len32); \
162 } while (0)
163
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000164#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
165 REG_WR_DMAE(bp, offset, valp, len32)
166
Vladislav Zolotarov3359fce2010-02-17 13:35:01 -0800167#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000168 do { \
169 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
170 bnx2x_write_big_buf_wb(bp, addr, len32); \
171 } while (0)
172
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700173#define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
174 offsetof(struct shmem_region, field))
175#define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
176#define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200177
Eilon Greenstein2691d512009-08-12 08:22:08 +0000178#define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
179 offsetof(struct shmem2_region, field))
180#define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
181#define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000182#define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \
183 offsetof(struct mf_cfg, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000184#define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000185 offsetof(struct mf2_cfg, field))
Eilon Greenstein2691d512009-08-12 08:22:08 +0000186
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000187#define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field))
188#define MF_CFG_WR(bp, field, val) REG_WR(bp,\
189 MF_CFG_ADDR(bp, field), (val))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000190#define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000191
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000192#define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \
193 (SHMEM2_RD((bp), size) > \
194 offsetof(struct shmem2_region, field)))
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000195
Eilon Greenstein345b5d52008-08-13 15:58:12 -0700196#define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
Eilon Greenstein3196a882008-08-13 15:58:49 -0700197#define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200198
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000199/* SP SB indices */
200
201/* General SP events - stats query, cfc delete, etc */
202#define HC_SP_INDEX_ETH_DEF_CONS 3
203
204/* EQ completions */
205#define HC_SP_INDEX_EQ_CONS 7
206
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000207/* FCoE L2 connection completions */
208#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6
209#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000210/* iSCSI L2 */
211#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5
212#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1
213
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000214/* Special clients parameters */
215
216/* SB indices */
217/* FCoE L2 */
218#define BNX2X_FCOE_L2_RX_INDEX \
219 (&bp->def_status_blk->sp_sb.\
220 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
221
222#define BNX2X_FCOE_L2_TX_INDEX \
223 (&bp->def_status_blk->sp_sb.\
224 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
225
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000226/**
227 * CIDs and CLIDs:
228 * CLIDs below is a CLID for func 0, then the CLID for other
229 * functions will be calculated by the formula:
230 *
231 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
232 *
233 */
234/* iSCSI L2 */
235#define BNX2X_ISCSI_ETH_CL_ID 17
236#define BNX2X_ISCSI_ETH_CID 17
237
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000238/* FCoE L2 */
239#define BNX2X_FCOE_ETH_CL_ID 18
240#define BNX2X_FCOE_ETH_CID 18
241
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000242/** Additional rings budgeting */
243#ifdef BCM_CNIC
244#define CNIC_CONTEXT_USE 1
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000245#define FCOE_CONTEXT_USE 1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000246#else
247#define CNIC_CONTEXT_USE 0
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000248#define FCOE_CONTEXT_USE 0
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000249#endif /* BCM_CNIC */
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000250#define NONE_ETH_CONTEXT_USE (FCOE_CONTEXT_USE)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000251
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000252#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
253 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
254
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000255#define SM_RX_ID 0
256#define SM_TX_ID 1
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200257
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700258/* fast path */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200259
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200260struct sw_rx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700261 struct sk_buff *skb;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000262 DEFINE_DMA_UNMAP_ADDR(mapping);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200263};
264
265struct sw_tx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700266 struct sk_buff *skb;
267 u16 first_bd;
Eilon Greensteinca003922009-08-12 22:53:28 -0700268 u8 flags;
269/* Set on the first BD descriptor when there is a split BD */
270#define BNX2X_TSO_SPLIT_BD (1<<0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200271};
272
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700273struct sw_rx_page {
274 struct page *page;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000275 DEFINE_DMA_UNMAP_ADDR(mapping);
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700276};
277
Eilon Greensteinca003922009-08-12 22:53:28 -0700278union db_prod {
279 struct doorbell_set_prod data;
280 u32 raw;
281};
282
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700283
284/* MC hsi */
285#define BCM_PAGE_SHIFT 12
286#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
287#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
288#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
289
290#define PAGES_PER_SGE_SHIFT 0
291#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
Eilon Greenstein4f40f2c2009-01-14 21:24:17 -0800292#define SGE_PAGE_SIZE PAGE_SIZE
293#define SGE_PAGE_SHIFT PAGE_SHIFT
Eilon Greenstein5b6402d2009-07-21 05:47:51 +0000294#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700295
296/* SGE ring related macros */
297#define NUM_RX_SGE_PAGES 2
298#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
299#define MAX_RX_SGE_CNT (RX_SGE_CNT - 2)
Eilon Greenstein33471622008-08-13 15:59:08 -0700300/* RX_SGE_CNT is promised to be a power of 2 */
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700301#define RX_SGE_MASK (RX_SGE_CNT - 1)
302#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
303#define MAX_RX_SGE (NUM_RX_SGE - 1)
304#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
305 (MAX_RX_SGE_CNT - 1)) ? (x) + 3 : (x) + 1)
306#define RX_SGE(x) ((x) & MAX_RX_SGE)
307
308/* SGE producer mask related macros */
309/* Number of bits in one sge_mask array element */
310#define RX_SGE_MASK_ELEM_SZ 64
311#define RX_SGE_MASK_ELEM_SHIFT 6
312#define RX_SGE_MASK_ELEM_MASK ((u64)RX_SGE_MASK_ELEM_SZ - 1)
313
314/* Creates a bitmask of all ones in less significant bits.
315 idx - index of the most significant bit in the created mask */
316#define RX_SGE_ONES_MASK(idx) \
317 (((u64)0x1 << (((idx) & RX_SGE_MASK_ELEM_MASK) + 1)) - 1)
318#define RX_SGE_MASK_ELEM_ONE_MASK ((u64)(~0))
319
320/* Number of u64 elements in SGE mask array */
321#define RX_SGE_MASK_LEN ((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \
322 RX_SGE_MASK_ELEM_SZ)
323#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
324#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
325
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000326union host_hc_status_block {
327 /* pointer to fp status block e1x */
328 struct host_hc_status_block_e1x *e1x_sb;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000329 /* pointer to fp status block e2 */
330 struct host_hc_status_block_e2 *e2_sb;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000331};
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700332
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200333struct bnx2x_fastpath {
334
Dmitry Kravkovd6214d72010-10-06 03:32:10 +0000335#define BNX2X_NAPI_WEIGHT 128
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700336 struct napi_struct napi;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000337 union host_hc_status_block status_blk;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000338 /* chip independed shortcuts into sb structure */
339 __le16 *sb_index_values;
340 __le16 *sb_running_index;
341 /* chip independed shortcut into rx_prods_offset memory */
342 u32 ustorm_rx_prods_offset;
343
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700344 dma_addr_t status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200345
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700346 struct sw_tx_bd *tx_buf_ring;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200347
Eilon Greensteinca003922009-08-12 22:53:28 -0700348 union eth_tx_bd_types *tx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700349 dma_addr_t tx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200350
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700351 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
352 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200353
354 struct eth_rx_bd *rx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700355 dma_addr_t rx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200356
357 union eth_rx_cqe *rx_comp_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700358 dma_addr_t rx_comp_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200359
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700360 /* SGE ring */
361 struct eth_rx_sge *rx_sge_ring;
362 dma_addr_t rx_sge_mapping;
363
364 u64 sge_mask[RX_SGE_MASK_LEN];
365
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700366 int state;
367#define BNX2X_FP_STATE_CLOSED 0
368#define BNX2X_FP_STATE_IRQ 0x80000
369#define BNX2X_FP_STATE_OPENING 0x90000
370#define BNX2X_FP_STATE_OPEN 0xa0000
371#define BNX2X_FP_STATE_HALTING 0xb0000
372#define BNX2X_FP_STATE_HALTED 0xc0000
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000373#define BNX2X_FP_STATE_TERMINATING 0xd0000
374#define BNX2X_FP_STATE_TERMINATED 0xe0000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200375
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000376 u8 index; /* number in fp array */
377 u8 cl_id; /* eth client id */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000378 u8 cl_qzone_id;
379 u8 fw_sb_id; /* status block number in FW */
380 u8 igu_sb_id; /* status block number in HW */
381 u32 cid;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200382
Eilon Greensteinca003922009-08-12 22:53:28 -0700383 union db_prod tx_db;
384
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700385 u16 tx_pkt_prod;
386 u16 tx_pkt_cons;
387 u16 tx_bd_prod;
388 u16 tx_bd_cons;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000389 __le16 *tx_cons_sb;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200390
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000391 __le16 fp_hc_idx;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200392
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700393 u16 rx_bd_prod;
394 u16 rx_bd_cons;
395 u16 rx_comp_prod;
396 u16 rx_comp_cons;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700397 u16 rx_sge_prod;
398 /* The last maximal completed SGE */
399 u16 last_max_sge;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000400 __le16 *rx_cons_sb;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000401
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700402 unsigned long tx_pkt,
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200403 rx_pkt,
Yitchak Gertner66e855f2008-08-13 15:49:05 -0700404 rx_calls;
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +0000405
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700406 /* TPA related */
407 struct sw_rx_bd tpa_pool[ETH_MAX_AGGREGATION_QUEUES_E1H];
408 u8 tpa_state[ETH_MAX_AGGREGATION_QUEUES_E1H];
409#define BNX2X_TPA_START 1
410#define BNX2X_TPA_STOP 2
411 u8 disable_tpa;
412#ifdef BNX2X_STOP_ON_ERROR
413 u64 tpa_queue_used;
414#endif
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200415
Eilon Greensteinde832a52009-02-12 08:36:33 +0000416 struct tstorm_per_client_stats old_tclient;
417 struct ustorm_per_client_stats old_uclient;
418 struct xstorm_per_client_stats old_xclient;
419 struct bnx2x_eth_q_stats eth_q_stats;
420
Eilon Greensteinca003922009-08-12 22:53:28 -0700421 /* The size is calculated using the following:
422 sizeof name field from netdev structure +
423 4 ('-Xx-' string) +
424 4 (for the digits and to make it DWORD aligned) */
425#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
426 char name[FP_NAME_SIZE];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700427 struct bnx2x *bp; /* parent */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200428};
429
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700430#define bnx2x_fp(bp, nr, var) (bp->fp[nr].var)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000431#ifdef BCM_CNIC
432/* FCoE L2 `fastpath' is right after the eth entries */
433#define FCOE_IDX BNX2X_NUM_ETH_QUEUES(bp)
434#define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX])
435#define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
436#define IS_FCOE_FP(fp) (fp->index == FCOE_IDX)
437#define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX)
438#else
439#define IS_FCOE_FP(fp) false
440#define IS_FCOE_IDX(idx) false
441#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700442
443
444/* MC hsi */
445#define MAX_FETCH_BD 13 /* HW max BDs per packet */
446#define RX_COPY_THRESH 92
447
448#define NUM_TX_RINGS 16
Eilon Greensteinca003922009-08-12 22:53:28 -0700449#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700450#define MAX_TX_DESC_CNT (TX_DESC_CNT - 1)
451#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
452#define MAX_TX_BD (NUM_TX_BD - 1)
453#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000454#define INIT_JUMBO_TX_RING_SIZE MAX_TX_AVAIL
455#define INIT_TX_RING_SIZE MAX_TX_AVAIL
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700456#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
457 (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
458#define TX_BD(x) ((x) & MAX_TX_BD)
459#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
460
461/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
462#define NUM_RX_RINGS 8
463#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
464#define MAX_RX_DESC_CNT (RX_DESC_CNT - 2)
465#define RX_DESC_MASK (RX_DESC_CNT - 1)
466#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
467#define MAX_RX_BD (NUM_RX_BD - 1)
468#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
Dmitry Kravkov25141582010-09-12 05:48:28 +0000469#define MIN_RX_AVAIL 128
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000470#define INIT_JUMBO_RX_RING_SIZE MAX_RX_AVAIL
471#define INIT_RX_RING_SIZE MAX_RX_AVAIL
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700472#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
473 (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1)
474#define RX_BD(x) ((x) & MAX_RX_BD)
475
476/* As long as CQE is 4 times bigger than BD entry we have to allocate
477 4 times more pages for CQ ring in order to keep it balanced with
478 BD ring */
479#define NUM_RCQ_RINGS (NUM_RX_RINGS * 4)
480#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
481#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - 1)
482#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
483#define MAX_RCQ_BD (NUM_RCQ_BD - 1)
484#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
485#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
486 (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
487#define RCQ_BD(x) ((x) & MAX_RCQ_BD)
488
489
Eilon Greenstein33471622008-08-13 15:59:08 -0700490/* This is needed for determining of last_max */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700491#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
492
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700493#define __SGE_MASK_SET_BIT(el, bit) \
494 do { \
495 el = ((el) | ((u64)0x1 << (bit))); \
496 } while (0)
497
498#define __SGE_MASK_CLEAR_BIT(el, bit) \
499 do { \
500 el = ((el) & (~((u64)0x1 << (bit)))); \
501 } while (0)
502
503#define SGE_MASK_SET_BIT(fp, idx) \
504 __SGE_MASK_SET_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
505 ((idx) & RX_SGE_MASK_ELEM_MASK))
506
507#define SGE_MASK_CLEAR_BIT(fp, idx) \
508 __SGE_MASK_CLEAR_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
509 ((idx) & RX_SGE_MASK_ELEM_MASK))
510
511
512/* used on a CID received from the HW */
513#define SW_CID(x) (le32_to_cpu(x) & \
514 (COMMON_RAMROD_ETH_RX_CQE_CID >> 7))
515#define CQE_CMD(x) (le32_to_cpu(x) >> \
516 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
517
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700518#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
519 le32_to_cpu((bd)->addr_lo))
520#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
521
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000522#define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
523#define BNX2X_DB_SHIFT 7 /* 128 bytes*/
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700524#define DPM_TRIGER_TYPE 0x40
525#define DOORBELL(bp, cid, val) \
526 do { \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000527 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700528 DPM_TRIGER_TYPE); \
529 } while (0)
530
531
532/* TX CSUM helpers */
533#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
534 skb->csum_offset)
535#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
536 skb->csum_offset))
537
538#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
539
540#define XMIT_PLAIN 0
541#define XMIT_CSUM_V4 0x1
542#define XMIT_CSUM_V6 0x2
543#define XMIT_CSUM_TCP 0x4
544#define XMIT_GSO_V4 0x8
545#define XMIT_GSO_V6 0x10
546
547#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
548#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
549
550
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700551/* stuff added to make the code fit 80Col */
552
553#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
554
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700555#define TPA_TYPE_START ETH_FAST_PATH_RX_CQE_START_FLG
556#define TPA_TYPE_END ETH_FAST_PATH_RX_CQE_END_FLG
557#define TPA_TYPE(cqe_fp_flags) ((cqe_fp_flags) & \
558 (TPA_TYPE_START | TPA_TYPE_END))
559
Eilon Greenstein1adcd8b2008-08-13 15:48:29 -0700560#define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
561
562#define BNX2X_IP_CSUM_ERR(cqe) \
563 (!((cqe)->fast_path_cqe.status_flags & \
564 ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
565 ((cqe)->fast_path_cqe.type_error_flags & \
566 ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))
567
568#define BNX2X_L4_CSUM_ERR(cqe) \
569 (!((cqe)->fast_path_cqe.status_flags & \
570 ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
571 ((cqe)->fast_path_cqe.type_error_flags & \
572 ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))
573
574#define BNX2X_RX_CSUM_OK(cqe) \
575 (!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700576
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000577#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
578 (((le16_to_cpu(flags) & \
579 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
580 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
581 == PRS_FLAG_OVERETH_IPV4)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700582#define BNX2X_RX_SUM_FIX(cqe) \
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000583 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700584
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000585#define U_SB_ETH_RX_CQ_INDEX 1
586#define U_SB_ETH_RX_BD_INDEX 2
587#define C_SB_ETH_TX_CQ_INDEX 5
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200588
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700589#define BNX2X_RX_SB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000590 (&fp->sb_index_values[U_SB_ETH_RX_CQ_INDEX])
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200591
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700592#define BNX2X_TX_SB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000593 (&fp->sb_index_values[C_SB_ETH_TX_CQ_INDEX])
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700594
595/* end of fast path */
596
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700597/* common */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200598
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700599struct bnx2x_common {
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200600
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700601 u32 chip_id;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200602/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700603#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200604
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700605#define CHIP_NUM(bp) (bp->common.chip_id >> 16)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700606#define CHIP_NUM_57710 0x164e
607#define CHIP_NUM_57711 0x164f
608#define CHIP_NUM_57711E 0x1650
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000609#define CHIP_NUM_57712 0x1662
610#define CHIP_NUM_57712E 0x1663
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700611#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
612#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
613#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000614#define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
615#define CHIP_IS_57712E(bp) (CHIP_NUM(bp) == CHIP_NUM_57712E)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700616#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
617 CHIP_IS_57711E(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000618#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
619 CHIP_IS_57712E(bp))
620#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
621#define IS_E1H_OFFSET (CHIP_IS_E1H(bp) || CHIP_IS_E2(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200622
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700623#define CHIP_REV(bp) (bp->common.chip_id & 0x0000f000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700624#define CHIP_REV_Ax 0x00000000
625/* assume maximum 5 revisions */
626#define CHIP_REV_IS_SLOW(bp) (CHIP_REV(bp) > 0x00005000)
627/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
628#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
629 !(CHIP_REV(bp) & 0x00001000))
630/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
631#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
632 (CHIP_REV(bp) & 0x00001000))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200633
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700634#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
635 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
636
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700637#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
638#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200639
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700640 int flash_size;
641#define NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
642#define NVRAM_TIMEOUT_COUNT 30000
643#define NVRAM_PAGE_SIZE 256
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200644
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700645 u32 shmem_base;
Eilon Greenstein2691d512009-08-12 08:22:08 +0000646 u32 shmem2_base;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000647 u32 mf_cfg_base;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000648 u32 mf2_cfg_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700649
650 u32 hw_config;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200651
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700652 u32 bc_ver;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000653
654 u8 int_block;
655#define INT_BLOCK_HC 0
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000656#define INT_BLOCK_IGU 1
657#define INT_BLOCK_MODE_NORMAL 0
658#define INT_BLOCK_MODE_BW_COMP 2
659#define CHIP_INT_MODE_IS_NBC(bp) \
660 (CHIP_IS_E2(bp) && \
661 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
662#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
663
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000664 u8 chip_port_mode;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000665#define CHIP_4_PORT_MODE 0x0
666#define CHIP_2_PORT_MODE 0x1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000667#define CHIP_PORT_MODE_NONE 0x2
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000668#define CHIP_MODE(bp) (bp->common.chip_port_mode)
669#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700670};
671
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000672/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
673#define BNX2X_IGU_STAS_MSG_VF_CNT 64
674#define BNX2X_IGU_STAS_MSG_PF_CNT 4
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700675
676/* end of common */
677
678/* port */
679
680struct bnx2x_port {
681 u32 pmf;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200682
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000683 u32 link_config[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200684
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000685 u32 supported[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200686/* link settings - missing defines */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700687#define SUPPORTED_2500baseX_Full (1 << 15)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200688
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000689 u32 advertising[LINK_CONFIG_SIZE];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700690/* link settings - missing defines */
691#define ADVERTISED_2500baseX_Full (1 << 15)
692
693 u32 phy_addr;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700694
695 /* used to synchronize phy accesses */
696 struct mutex phy_mutex;
Eilon Greenstein46c6a672009-02-12 08:36:58 +0000697 int need_hw_lock;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700698
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700699 u32 port_stx;
700
701 struct nig_stats old_nig_stats;
702};
703
704/* end of port */
705
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000706/* e1h Classification CAM line allocations */
707enum {
708 CAM_ETH_LINE = 0,
709 CAM_ISCSI_ETH_LINE,
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000710 CAM_FIP_ETH_LINE,
711 CAM_FIP_MCAST_LINE,
712 CAM_MAX_PF_LINE = CAM_FIP_MCAST_LINE
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000713};
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -0800714/* number of MACs per function in NIG memory - used for SI mode */
715#define NIG_LLH_FUNC_MEM_SIZE 16
716/* number of entries in NIG_REG_LLHX_FUNC_MEM */
717#define NIG_LLH_FUNC_MEM_MAX_OFFSET 8
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700718
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000719#define BNX2X_VF_ID_INVALID 0xFF
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700720
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000721/*
722 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
723 * control by the number of fast-path status blocks supported by the
724 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
725 * status block represents an independent interrupts context that can
726 * serve a regular L2 networking queue. However special L2 queues such
727 * as the FCoE queue do not require a FP-SB and other components like
728 * the CNIC may consume FP-SB reducing the number of possible L2 queues
729 *
730 * If the maximum number of FP-SB available is X then:
731 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
732 * regular L2 queues is Y=X-1
733 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
734 * c. If the FCoE L2 queue is supported the actual number of L2 queues
735 * is Y+1
736 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
737 * slow-path interrupts) or Y+2 if CNIC is supported (one additional
738 * FP interrupt context for the CNIC).
739 * e. The number of HW context (CID count) is always X or X+1 if FCoE
740 * L2 queue is supported. the cid for the FCoE L2 queue is always X.
741 */
742
743#define FP_SB_MAX_E1x 16 /* fast-path interrupt contexts E1x */
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000744#define FP_SB_MAX_E2 16 /* fast-path interrupt contexts E2 */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000745
746/*
747 * cid_cnt paramter below refers to the value returned by
748 * 'bnx2x_get_l2_cid_count()' routine
749 */
750
751/*
752 * The number of FP context allocated by the driver == max number of regular
753 * L2 queues + 1 for the FCoE L2 queue
754 */
755#define L2_FP_COUNT(cid_cnt) ((cid_cnt) - CNIC_CONTEXT_USE)
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700756
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000757/*
758 * The number of FP-SB allocated by the driver == max number of regular L2
759 * queues + 1 for the CNIC which also consumes an FP-SB
760 */
761#define FP_SB_COUNT(cid_cnt) ((cid_cnt) - FCOE_CONTEXT_USE)
762#define NUM_IGU_SB_REQUIRED(cid_cnt) \
763 (FP_SB_COUNT(cid_cnt) - NONE_ETH_CONTEXT_USE)
764
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700765union cdu_context {
766 struct eth_context eth;
767 char pad[1024];
768};
769
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000770/* CDU host DB constants */
771#define CDU_ILT_PAGE_SZ_HW 3
772#define CDU_ILT_PAGE_SZ (4096 << CDU_ILT_PAGE_SZ_HW) /* 32K */
773#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
774
775#ifdef BCM_CNIC
776#define CNIC_ISCSI_CID_MAX 256
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000777#define CNIC_FCOE_CID_MAX 2048
778#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000779#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
780#endif
781
782#define QM_ILT_PAGE_SZ_HW 3
783#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 32K */
784#define QM_CID_ROUND 1024
785
786#ifdef BCM_CNIC
787/* TM (timers) host DB constants */
788#define TM_ILT_PAGE_SZ_HW 2
789#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 16K */
790/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
791#define TM_CONN_NUM 1024
792#define TM_ILT_SZ (8 * TM_CONN_NUM)
793#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
794
795/* SRC (Searcher) host DB constants */
796#define SRC_ILT_PAGE_SZ_HW 3
797#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 32K */
798#define SRC_HASH_BITS 10
799#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
800#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
801#define SRC_T2_SZ SRC_ILT_SZ
802#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
803#endif
804
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700805#define MAX_DMAE_C 8
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700806
807/* DMA memory not used in fastpath */
808struct bnx2x_slowpath {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700809 struct eth_stats_query fw_stats;
810 struct mac_configuration_cmd mac_config;
811 struct mac_configuration_cmd mcast_config;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000812 struct client_init_ramrod_data client_init_data;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700813
814 /* used by dmae command executer */
815 struct dmae_command dmae[MAX_DMAE_C];
816
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700817 u32 stats_comp;
818 union mac_stats mac_stats;
819 struct nig_stats nig_stats;
820 struct host_port_stats port_stats;
821 struct host_func_stats func_stats;
Eilon Greenstein6fe49bb2009-08-12 08:23:17 +0000822 struct host_func_stats func_stats_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700823
824 u32 wb_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700825 u32 wb_data[4];
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +0000826 /* pfc configuration for DCBX ramrod */
827 struct flow_control_configuration pfc_config;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700828};
829
830#define bnx2x_sp(bp, var) (&bp->slowpath->var)
831#define bnx2x_sp_mapping(bp, var) \
832 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200833
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200834
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700835/* attn group wiring */
836#define MAX_DYNAMIC_ATTN_GRPS 8
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200837
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700838struct attn_route {
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000839 u32 sig[5];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700840};
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200841
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000842struct iro {
843 u32 base;
844 u16 m1;
845 u16 m2;
846 u16 m3;
847 u16 size;
848};
849
850struct hw_context {
851 union cdu_context *vcxt;
852 dma_addr_t cxt_mapping;
853 size_t size;
854};
855
856/* forward */
857struct bnx2x_ilt;
858
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000859typedef enum {
860 BNX2X_RECOVERY_DONE,
861 BNX2X_RECOVERY_INIT,
862 BNX2X_RECOVERY_WAIT,
863} bnx2x_recovery_state_t;
864
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000865/**
866 * Event queue (EQ or event ring) MC hsi
867 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
868 */
869#define NUM_EQ_PAGES 1
870#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
871#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
872#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
873#define EQ_DESC_MASK (NUM_EQ_DESC - 1)
874#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
875
876/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
877#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
878 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
879
880/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
881#define EQ_DESC(x) ((x) & EQ_DESC_MASK)
882
883#define BNX2X_EQ_INDEX \
884 (&bp->def_status_blk->sp_sb.\
885 index_values[HC_SP_INDEX_EQ_CONS])
886
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700887struct bnx2x {
888 /* Fields used in the tx and intr/napi performance paths
889 * are grouped together in the beginning of the structure
890 */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000891 struct bnx2x_fastpath *fp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700892 void __iomem *regview;
893 void __iomem *doorbells;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000894 u16 db_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200895
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700896 struct net_device *dev;
897 struct pci_dev *pdev;
898
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000899 struct iro *iro_arr;
900#define IRO (bp->iro_arr)
901
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700902 atomic_t intr_sem;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000903
904 bnx2x_recovery_state_t recovery_state;
905 int is_leader;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000906 struct msix_entry *msix_table;
Eilon Greenstein8badd272009-02-12 08:36:15 +0000907#define INT_MODE_INTx 1
908#define INT_MODE_MSI 2
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700909
910 int tx_ring_size;
911
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700912 u32 rx_csum;
Eilon Greenstein437cf2f2008-09-03 14:38:00 -0700913 u32 rx_buf_size;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000914/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
915#define ETH_OVREHEAD (ETH_HLEN + 8 + 8)
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700916#define ETH_MIN_PACKET_SIZE 60
917#define ETH_MAX_PACKET_SIZE 1500
918#define ETH_MAX_JUMBO_PACKET_SIZE 9600
919
Eilon Greenstein0f008462009-02-12 08:36:18 +0000920 /* Max supported alignment is 256 (8 shift) */
921#define BNX2X_RX_ALIGN_SHIFT ((L1_CACHE_SHIFT < 8) ? \
922 L1_CACHE_SHIFT : 8)
923#define BNX2X_RX_ALIGN (1 << BNX2X_RX_ALIGN_SHIFT)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000924#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
Eilon Greenstein0f008462009-02-12 08:36:18 +0000925
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000926 struct host_sp_status_block *def_status_blk;
927#define DEF_SB_IGU_ID 16
928#define DEF_SB_ID HC_SP_SB_ID
929 __le16 def_idx;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000930 __le16 def_att_idx;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700931 u32 attn_state;
932 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700933
934 /* slow path ring */
935 struct eth_spe *spq;
936 dma_addr_t spq_mapping;
937 u16 spq_prod_idx;
938 struct eth_spe *spq_prod_bd;
939 struct eth_spe *spq_last_bd;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000940 __le16 *dsb_sp_prod;
Dmitry Kravkov8fe23fb2010-10-06 03:27:41 +0000941 atomic_t spq_left; /* serialize spq */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700942 /* used to synchronize spq accesses */
943 spinlock_t spq_lock;
944
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000945 /* event queue */
946 union event_ring_elem *eq_ring;
947 dma_addr_t eq_mapping;
948 u16 eq_prod;
949 u16 eq_cons;
950 __le16 *eq_cons_sb;
951
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700952 /* Flags for marking that there is a STAT_QUERY or
953 SET_MAC ramrod pending */
Michael Chane665bfd2009-10-10 13:46:54 +0000954 int stats_pending;
955 int set_mac_pending;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700956
Eilon Greenstein33471622008-08-13 15:59:08 -0700957 /* End of fields used in the performance code paths */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700958
959 int panic;
Joe Perches7995c642010-02-17 15:01:52 +0000960 int msg_enable;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700961
962 u32 flags;
963#define PCIX_FLAG 1
964#define PCI_32BIT_FLAG 2
Eilon Greenstein1c063282009-02-12 08:36:43 +0000965#define ONE_PORT_FLAG 4
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700966#define NO_WOL_FLAG 8
967#define USING_DAC_FLAG 0x10
968#define USING_MSIX_FLAG 0x20
Eilon Greenstein8badd272009-02-12 08:36:15 +0000969#define USING_MSI_FLAG 0x40
Dmitry Kravkovd6214d72010-10-06 03:32:10 +0000970
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700971#define TPA_ENABLE_FLAG 0x80
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700972#define NO_MCP_FLAG 0x100
Dmitry Kravkovd6214d72010-10-06 03:32:10 +0000973#define DISABLE_MSI_FLAG 0x200
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700974#define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG)
Eilon Greensteinf34d28e2009-10-15 00:18:08 -0700975#define MF_FUNC_DIS 0x1000
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000976#define FCOE_MACS_SET 0x2000
977#define NO_FCOE_FLAG 0x4000
978
979#define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700980
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000981 int pf_num; /* absolute PF number */
982 int pfid; /* per-path PF number */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000983 int base_fw_ndsb;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000984#define BP_PATH(bp) (!CHIP_IS_E2(bp) ? \
985 0 : (bp->pf_num & 1))
986#define BP_PORT(bp) (bp->pfid & 1)
987#define BP_FUNC(bp) (bp->pfid)
988#define BP_ABS_FUNC(bp) (bp->pf_num)
989#define BP_E1HVN(bp) (bp->pfid >> 1)
990#define BP_VN(bp) (CHIP_MODE_IS_4_PORT(bp) ? \
991 0 : BP_E1HVN(bp))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700992#define BP_L_ID(bp) (BP_E1HVN(bp) << 2)
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000993#define BP_FW_MB_IDX(bp) (BP_PORT(bp) +\
994 BP_VN(bp) * (CHIP_IS_E1x(bp) ? 2 : 1))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700995
Michael Chan37b091b2009-10-10 13:46:55 +0000996#ifdef BCM_CNIC
997#define BCM_CNIC_CID_START 16
998#define BCM_ISCSI_ETH_CL_ID 17
999#endif
1000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001001 int pm_cap;
1002 int pcie_cap;
Eilon Greenstein8d5726c2009-02-12 08:37:19 +00001003 int mrrs;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001004
Eilon Greenstein1cf167f2009-01-14 21:22:18 -08001005 struct delayed_work sp_task;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001006 struct delayed_work reset_task;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001007 struct timer_list timer;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001008 int current_interval;
1009
1010 u16 fw_seq;
1011 u16 fw_drv_pulse_wr_seq;
1012 u32 func_stx;
1013
1014 struct link_params link_params;
1015 struct link_vars link_vars;
Eilon Greenstein01cd4522009-08-12 08:23:08 +00001016 struct mdio_if_info mdio;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001017
1018 struct bnx2x_common common;
1019 struct bnx2x_port port;
1020
Eilon Greenstein8a1c38d2009-02-12 08:36:40 +00001021 struct cmng_struct_per_port cmng;
1022 u32 vn_weight_sum;
1023
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001024 u32 mf_config[E1HVN_MAX];
1025 u32 mf2_config[E2_FUNC_MAX];
Dmitry Kravkovfb3bff12010-10-06 03:26:40 +00001026 u16 mf_ov;
1027 u8 mf_mode;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001028#define IS_MF(bp) (bp->mf_mode != 0)
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -08001029#define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
1030#define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001031
Eliezer Tamirf1410642008-02-28 11:51:50 -08001032 u8 wol;
1033
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001034 int rx_ring_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001035
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001036 u16 tx_quick_cons_trip_int;
1037 u16 tx_quick_cons_trip;
1038 u16 tx_ticks_int;
1039 u16 tx_ticks;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001040
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001041 u16 rx_quick_cons_trip_int;
1042 u16 rx_quick_cons_trip;
1043 u16 rx_ticks_int;
1044 u16 rx_ticks;
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +00001045/* Maximal coalescing timeout in us */
1046#define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001047
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001048 u32 lin_cnt;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001049
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001050 int state;
Eilon Greenstein356e2382009-02-12 08:38:32 +00001051#define BNX2X_STATE_CLOSED 0
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001052#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
1053#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001054#define BNX2X_STATE_OPEN 0x3000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001055#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001056#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
1057#define BNX2X_STATE_CLOSING_WAIT4_UNLOAD 0x6000
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001058#define BNX2X_STATE_FUNC_STARTED 0x7000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001059#define BNX2X_STATE_DIAG 0xe000
1060#define BNX2X_STATE_ERROR 0xf000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001061
Eilon Greenstein555f6c72009-02-12 08:36:11 +00001062 int multi_mode;
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001063 int num_queues;
Dmitry Kravkov5d7cd492010-07-27 12:32:19 +00001064 int disable_tpa;
1065 int int_mode;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001066
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001067 struct tstorm_eth_mac_filter_config mac_filters;
1068#define BNX2X_ACCEPT_NONE 0x0000
1069#define BNX2X_ACCEPT_UNICAST 0x0001
1070#define BNX2X_ACCEPT_MULTICAST 0x0002
1071#define BNX2X_ACCEPT_ALL_UNICAST 0x0004
1072#define BNX2X_ACCEPT_ALL_MULTICAST 0x0008
1073#define BNX2X_ACCEPT_BROADCAST 0x0010
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -08001074#define BNX2X_ACCEPT_UNMATCHED_UCAST 0x0020
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001075#define BNX2X_PROMISCUOUS_MODE 0x10000
1076
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001077 u32 rx_mode;
1078#define BNX2X_RX_MODE_NONE 0
1079#define BNX2X_RX_MODE_NORMAL 1
1080#define BNX2X_RX_MODE_ALLMULTI 2
1081#define BNX2X_RX_MODE_PROMISC 3
1082#define BNX2X_MAX_MULTICAST 64
1083#define BNX2X_MAX_EMUL_MULTI 16
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001084
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001085 u8 igu_dsb_id;
1086 u8 igu_base_sb;
1087 u8 igu_sb_cnt;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001088 dma_addr_t def_status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001089
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001090 struct bnx2x_slowpath *slowpath;
1091 dma_addr_t slowpath_mapping;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001092 struct hw_context context;
1093
1094 struct bnx2x_ilt *ilt;
1095#define BP_ILT(bp) ((bp)->ilt)
1096#define ILT_MAX_LINES 128
1097
1098 int l2_cid_count;
1099#define L2_ILT_LINES(bp) (DIV_ROUND_UP((bp)->l2_cid_count, \
1100 ILT_PAGE_CIDS))
1101#define BNX2X_DB_SIZE(bp) ((bp)->l2_cid_count * (1 << BNX2X_DB_SHIFT))
1102
1103 int qm_cid_count;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001104
Eilon Greensteina18f5122009-08-12 08:23:26 +00001105 int dropless_fc;
1106
Michael Chan37b091b2009-10-10 13:46:55 +00001107#ifdef BCM_CNIC
1108 u32 cnic_flags;
1109#define BNX2X_CNIC_FLAG_MAC_SET 1
Michael Chan37b091b2009-10-10 13:46:55 +00001110 void *t2;
1111 dma_addr_t t2_mapping;
Michael Chan37b091b2009-10-10 13:46:55 +00001112 struct cnic_ops *cnic_ops;
1113 void *cnic_data;
1114 u32 cnic_tag;
1115 struct cnic_eth_dev cnic_eth_dev;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001116 union host_hc_status_block cnic_sb;
Michael Chan37b091b2009-10-10 13:46:55 +00001117 dma_addr_t cnic_sb_mapping;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001118#define CNIC_SB_ID(bp) ((bp)->base_fw_ndsb + BP_L_ID(bp))
1119#define CNIC_IGU_SB_ID(bp) ((bp)->igu_base_sb)
Michael Chan37b091b2009-10-10 13:46:55 +00001120 struct eth_spe *cnic_kwq;
1121 struct eth_spe *cnic_kwq_prod;
1122 struct eth_spe *cnic_kwq_cons;
1123 struct eth_spe *cnic_kwq_last;
1124 u16 cnic_kwq_pending;
1125 u16 cnic_spq_pending;
1126 struct mutex cnic_mutex;
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001127 u8 iscsi_mac[ETH_ALEN];
1128 u8 fip_mac[ETH_ALEN];
Michael Chan37b091b2009-10-10 13:46:55 +00001129#endif
1130
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001131 int dmae_ready;
1132 /* used to synchronize dmae accesses */
1133 struct mutex dmae_mutex;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001134
Eilon Greensteinc4ff7cb2009-10-15 00:18:27 -07001135 /* used to protect the FW mail box */
1136 struct mutex fw_mb_mutex;
1137
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001138 /* used to synchronize stats collecting */
1139 int stats_state;
Vladislav Zolotarova13773a2010-07-21 05:59:01 +00001140
1141 /* used for synchronization of concurrent threads statistics handling */
1142 spinlock_t stats_lock;
1143
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001144 /* used by dmae command loader */
1145 struct dmae_command stats_dmae;
1146 int executer_idx;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001147
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001148 u16 stats_counter;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001149 struct bnx2x_eth_stats eth_stats;
1150
1151 struct z_stream_s *strm;
1152 void *gunzip_buf;
1153 dma_addr_t gunzip_mapping;
1154 int gunzip_outlen;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001155#define FW_BUF_SIZE 0x8000
Eilon Greenstein573f2032009-08-12 08:24:14 +00001156#define GUNZIP_BUF(bp) (bp->gunzip_buf)
1157#define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
1158#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001159
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001160 struct raw_op *init_ops;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001161 /* Init blocks offsets inside init_ops */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001162 u16 *init_ops_offsets;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001163 /* Data blob - has 32 bit granularity */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001164 u32 *init_data;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001165 /* Zipped PRAM blobs - raw data */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001166 const u8 *tsem_int_table_data;
1167 const u8 *tsem_pram_data;
1168 const u8 *usem_int_table_data;
1169 const u8 *usem_pram_data;
1170 const u8 *xsem_int_table_data;
1171 const u8 *xsem_pram_data;
1172 const u8 *csem_int_table_data;
1173 const u8 *csem_pram_data;
Eilon Greenstein573f2032009-08-12 08:24:14 +00001174#define INIT_OPS(bp) (bp->init_ops)
1175#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
1176#define INIT_DATA(bp) (bp->init_data)
1177#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
1178#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
1179#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
1180#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
1181#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
1182#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
1183#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
1184#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
1185
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001186 char fw_ver[32];
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001187 const struct firmware *firmware;
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001188 /* LLDP params */
1189 struct bnx2x_config_lldp_params lldp_config_params;
1190
Shmulik Ravid785b9b12010-12-30 06:27:03 +00001191 /* DCB support on/off */
1192 u16 dcb_state;
1193#define BNX2X_DCB_STATE_OFF 0
1194#define BNX2X_DCB_STATE_ON 1
1195
1196 /* DCBX engine mode */
1197 int dcbx_enabled;
1198#define BNX2X_DCBX_ENABLED_OFF 0
1199#define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
1200#define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
1201#define BNX2X_DCBX_ENABLED_INVALID (-1)
1202
1203 bool dcbx_mode_uset;
1204
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001205 struct bnx2x_config_dcbx_params dcbx_config_params;
1206
1207 struct bnx2x_dcbx_port_params dcbx_port_params;
1208 int dcb_version;
1209
1210 /* DCBX Negotation results */
1211 struct dcbx_features dcbx_local_feat;
1212 u32 dcbx_error;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001213};
1214
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001215/**
1216 * Init queue/func interface
1217 */
1218/* queue init flags */
1219#define QUEUE_FLG_TPA 0x0001
1220#define QUEUE_FLG_CACHE_ALIGN 0x0002
1221#define QUEUE_FLG_STATS 0x0004
1222#define QUEUE_FLG_OV 0x0008
1223#define QUEUE_FLG_VLAN 0x0010
1224#define QUEUE_FLG_COS 0x0020
1225#define QUEUE_FLG_HC 0x0040
1226#define QUEUE_FLG_DHC 0x0080
1227#define QUEUE_FLG_OOO 0x0100
1228
1229#define QUEUE_DROP_IP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_IP_CS_ERR
1230#define QUEUE_DROP_TCP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_TCP_CS_ERR
1231#define QUEUE_DROP_TTL0 TSTORM_ETH_CLIENT_CONFIG_DROP_TTL0
1232#define QUEUE_DROP_UDP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_UDP_CS_ERR
1233
1234
1235
1236/* rss capabilities */
1237#define RSS_IPV4_CAP 0x0001
1238#define RSS_IPV4_TCP_CAP 0x0002
1239#define RSS_IPV6_CAP 0x0004
1240#define RSS_IPV6_TCP_CAP 0x0008
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001241
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001242#define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001243#define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NONE_ETH_CONTEXT_USE)
1244
1245/* ethtool statistics are displayed for all regular ethernet queues and the
1246 * fcoe L2 queue if not disabled
1247 */
1248#define BNX2X_NUM_STAT_QUEUES(bp) (NO_FCOE(bp) ? BNX2X_NUM_ETH_QUEUES(bp) : \
1249 (BNX2X_NUM_ETH_QUEUES(bp) + FCOE_CONTEXT_USE))
1250
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001251#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001252
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001253#define BNX2X_MAX_QUEUES(bp) (bp->igu_sb_cnt - CNIC_CONTEXT_USE)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001254
1255#define RSS_IPV4_CAP_MASK \
1256 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1257
1258#define RSS_IPV4_TCP_CAP_MASK \
1259 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1260
1261#define RSS_IPV6_CAP_MASK \
1262 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1263
1264#define RSS_IPV6_TCP_CAP_MASK \
1265 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1266
1267/* func init flags */
Dmitry Kravkov030f3352010-10-17 23:08:53 +00001268#define FUNC_FLG_STATS 0x0001
1269#define FUNC_FLG_TPA 0x0002
1270#define FUNC_FLG_SPQ 0x0004
1271#define FUNC_FLG_LEADING 0x0008 /* PF only */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001272
1273struct rxq_pause_params {
1274 u16 bd_th_lo;
1275 u16 bd_th_hi;
1276 u16 rcq_th_lo;
1277 u16 rcq_th_hi;
1278 u16 sge_th_lo; /* valid iff QUEUE_FLG_TPA */
1279 u16 sge_th_hi; /* valid iff QUEUE_FLG_TPA */
1280 u16 pri_map;
1281};
1282
1283struct bnx2x_rxq_init_params {
1284 /* cxt*/
1285 struct eth_context *cxt;
1286
1287 /* dma */
1288 dma_addr_t dscr_map;
1289 dma_addr_t sge_map;
1290 dma_addr_t rcq_map;
1291 dma_addr_t rcq_np_map;
1292
1293 u16 flags;
1294 u16 drop_flags;
1295 u16 mtu;
1296 u16 buf_sz;
1297 u16 fw_sb_id;
1298 u16 cl_id;
1299 u16 spcl_id;
1300 u16 cl_qzone_id;
1301
1302 /* valid iff QUEUE_FLG_STATS */
1303 u16 stat_id;
1304
1305 /* valid iff QUEUE_FLG_TPA */
1306 u16 tpa_agg_sz;
1307 u16 sge_buf_sz;
1308 u16 max_sges_pkt;
1309
1310 /* valid iff QUEUE_FLG_CACHE_ALIGN */
1311 u8 cache_line_log;
1312
1313 u8 sb_cq_index;
1314 u32 cid;
1315
1316 /* desired interrupts per sec. valid iff QUEUE_FLG_HC */
1317 u32 hc_rate;
1318};
1319
1320struct bnx2x_txq_init_params {
1321 /* cxt*/
1322 struct eth_context *cxt;
1323
1324 /* dma */
1325 dma_addr_t dscr_map;
1326
1327 u16 flags;
1328 u16 fw_sb_id;
1329 u8 sb_cq_index;
1330 u8 cos; /* valid iff QUEUE_FLG_COS */
1331 u16 stat_id; /* valid iff QUEUE_FLG_STATS */
1332 u16 traffic_type;
1333 u32 cid;
1334 u16 hc_rate; /* desired interrupts per sec.*/
1335 /* valid iff QUEUE_FLG_HC */
1336
1337};
1338
1339struct bnx2x_client_ramrod_params {
1340 int *pstate;
1341 int state;
1342 u16 index;
1343 u16 cl_id;
1344 u32 cid;
1345 u8 poll;
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001346#define CLIENT_IS_FCOE 0x01
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001347#define CLIENT_IS_LEADING_RSS 0x02
1348 u8 flags;
1349};
1350
1351struct bnx2x_client_init_params {
1352 struct rxq_pause_params pause;
1353 struct bnx2x_rxq_init_params rxq_params;
1354 struct bnx2x_txq_init_params txq_params;
1355 struct bnx2x_client_ramrod_params ramrod_params;
1356};
1357
1358struct bnx2x_rss_params {
1359 int mode;
1360 u16 cap;
1361 u16 result_mask;
1362};
1363
1364struct bnx2x_func_init_params {
1365
1366 /* rss */
1367 struct bnx2x_rss_params *rss; /* valid iff FUNC_FLG_RSS */
1368
1369 /* dma */
1370 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */
1371 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */
1372
1373 u16 func_flgs;
1374 u16 func_id; /* abs fid */
1375 u16 pf_id;
1376 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */
1377};
1378
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001379#define for_each_eth_queue(bp, var) \
1380 for (var = 0; var < BNX2X_NUM_ETH_QUEUES(bp); var++)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001381
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001382#define for_each_nondefault_eth_queue(bp, var) \
1383 for (var = 1; var < BNX2X_NUM_ETH_QUEUES(bp); var++)
1384
1385#define for_each_napi_queue(bp, var) \
1386 for (var = 0; \
1387 var < BNX2X_NUM_ETH_QUEUES(bp) + FCOE_CONTEXT_USE; var++) \
1388 if (skip_queue(bp, var)) \
1389 continue; \
1390 else
1391
1392#define for_each_queue(bp, var) \
1393 for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
1394 if (skip_queue(bp, var)) \
1395 continue; \
1396 else
1397
1398#define for_each_rx_queue(bp, var) \
1399 for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
1400 if (skip_rx_queue(bp, var)) \
1401 continue; \
1402 else
1403
1404#define for_each_tx_queue(bp, var) \
1405 for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
1406 if (skip_tx_queue(bp, var)) \
1407 continue; \
1408 else
1409
1410#define for_each_nondefault_queue(bp, var) \
1411 for (var = 1; var < BNX2X_NUM_QUEUES(bp); var++) \
1412 if (skip_queue(bp, var)) \
1413 continue; \
1414 else
1415
1416/* skip rx queue
1417 * if FCOE l2 support is diabled and this is the fcoe L2 queue
1418 */
1419#define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1420
1421/* skip tx queue
1422 * if FCOE l2 support is diabled and this is the fcoe L2 queue
1423 */
1424#define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1425
1426#define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
Eilon Greenstein3196a882008-08-13 15:58:49 -07001427
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001428#define WAIT_RAMROD_POLL 0x01
1429#define WAIT_RAMROD_COMMON 0x02
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001430
1431/* dmae */
Yaniv Rosnerc18487e2008-06-23 20:27:52 -07001432void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1433void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1434 u32 len32);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001435void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1436u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1437u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1438u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1439 bool with_comp, u8 comp_type);
1440
Eilon Greenstein4acac6a2009-02-12 08:36:52 +00001441int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
Eilon Greenstein17de50b2008-08-13 15:56:59 -07001442int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
Eilon Greenstein4acac6a2009-02-12 08:36:52 +00001443int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
Yaniv Rosnera22f0782010-09-07 11:41:20 +00001444u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001445
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001446void bnx2x_calc_fc_adv(struct bnx2x *bp);
1447int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
1448 u32 data_hi, u32 data_lo, int common);
1449void bnx2x_update_coalesce(struct bnx2x *bp);
Yaniv Rosnera22f0782010-09-07 11:41:20 +00001450int bnx2x_get_link_cfg_idx(struct bnx2x *bp);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001451
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001452static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1453 int wait)
1454{
1455 u32 val;
1456
1457 do {
1458 val = REG_RD(bp, reg);
1459 if (val == expected)
1460 break;
1461 ms -= wait;
1462 msleep(wait);
1463
1464 } while (ms > 0);
1465
1466 return val;
1467}
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001468
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001469#define BNX2X_ILT_ZALLOC(x, y, size) \
1470 do { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001471 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001472 if (x) \
1473 memset(x, 0, size); \
1474 } while (0)
1475
1476#define BNX2X_ILT_FREE(x, y, size) \
1477 do { \
1478 if (x) { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001479 dma_free_coherent(&bp->pdev->dev, size, x, y); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001480 x = NULL; \
1481 y = 0; \
1482 } \
1483 } while (0)
1484
1485#define ILOG2(x) (ilog2((x)))
1486
1487#define ILT_NUM_PAGE_ENTRIES (3072)
1488/* In 57710/11 we use whole table since we have 8 func
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001489 * In 57712 we have only 4 func, but use same size per func, then only half of
1490 * the table in use
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001491 */
1492#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
1493
1494#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
1495/*
1496 * the phys address is shifted right 12 bits and has an added
1497 * 1=valid bit added to the 53rd bit
1498 * then since this is a wide register(TM)
1499 * we split it into two 32 bit writes
1500 */
1501#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1502#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001503
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001504/* load/unload mode */
1505#define LOAD_NORMAL 0
1506#define LOAD_OPEN 1
1507#define LOAD_DIAG 2
1508#define UNLOAD_NORMAL 0
1509#define UNLOAD_CLOSE 1
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001510#define UNLOAD_RECOVERY 2
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001511
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001512
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001513/* DMAE command defines */
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001514#define DMAE_TIMEOUT -1
1515#define DMAE_PCI_ERROR -2 /* E2 and onward */
1516#define DMAE_NOT_RDY -3
1517#define DMAE_PCI_ERR_FLAG 0x80000000
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001518
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001519#define DMAE_SRC_PCI 0
1520#define DMAE_SRC_GRC 1
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001521
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001522#define DMAE_DST_NONE 0
1523#define DMAE_DST_PCI 1
1524#define DMAE_DST_GRC 2
1525
1526#define DMAE_COMP_PCI 0
1527#define DMAE_COMP_GRC 1
1528
1529/* E2 and onward - PCI error handling in the completion */
1530
1531#define DMAE_COMP_REGULAR 0
1532#define DMAE_COM_SET_ERR 1
1533
1534#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
1535 DMAE_COMMAND_SRC_SHIFT)
1536#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
1537 DMAE_COMMAND_SRC_SHIFT)
1538
1539#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
1540 DMAE_COMMAND_DST_SHIFT)
1541#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
1542 DMAE_COMMAND_DST_SHIFT)
1543
1544#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
1545 DMAE_COMMAND_C_DST_SHIFT)
1546#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
1547 DMAE_COMMAND_C_DST_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001548
1549#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
1550
1551#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
1552#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
1553#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
1554#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
1555
1556#define DMAE_CMD_PORT_0 0
1557#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
1558
1559#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
1560#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
1561#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
1562
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001563#define DMAE_SRC_PF 0
1564#define DMAE_SRC_VF 1
1565
1566#define DMAE_DST_PF 0
1567#define DMAE_DST_VF 1
1568
1569#define DMAE_C_SRC 0
1570#define DMAE_C_DST 1
1571
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001572#define DMAE_LEN32_RD_MAX 0x80
Vladislav Zolotarov02e3c6c2010-04-19 01:13:33 +00001573#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001574
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001575#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
1576 indicates eror */
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001577
1578#define MAX_DMAE_C_PER_PORT 8
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001579#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001580 BP_E1HVN(bp))
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001581#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001582 E1HVN_MAX)
1583
Eliezer Tamir25047952008-02-28 11:50:16 -08001584/* PCIE link and speed */
1585#define PCICFG_LINK_WIDTH 0x1f00000
1586#define PCICFG_LINK_WIDTH_SHIFT 20
1587#define PCICFG_LINK_SPEED 0xf0000
1588#define PCICFG_LINK_SPEED_SHIFT 16
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001589
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001590
Eilon Greensteind3d4f492009-02-12 08:36:27 +00001591#define BNX2X_NUM_TESTS 7
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001592
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001593#define BNX2X_PHY_LOOPBACK 0
1594#define BNX2X_MAC_LOOPBACK 1
1595#define BNX2X_PHY_LOOPBACK_FAILED 1
1596#define BNX2X_MAC_LOOPBACK_FAILED 2
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001597#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
1598 BNX2X_PHY_LOOPBACK_FAILED)
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001599
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001600
1601#define STROM_ASSERT_ARRAY_SIZE 50
1602
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001603
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001604/* must be used on a CID before placing it on a HW ring */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001605#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
1606 (BP_E1HVN(bp) << 17) | (x))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001607
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001608#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
1609#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
1610
1611
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001612#define BNX2X_BTR 4
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001613#define MAX_SPQ_PENDING 8
1614
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001615
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001616/* CMNG constants
1617 derived from lab experiments, and not from system spec calculations !!! */
1618#define DEF_MIN_RATE 100
1619/* resolution of the rate shaping timer - 100 usec */
1620#define RS_PERIODIC_TIMEOUT_USEC 100
1621/* resolution of fairness algorithm in usecs -
Eilon Greenstein33471622008-08-13 15:59:08 -07001622 coefficient for calculating the actual t fair */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001623#define T_FAIR_COEF 10000000
1624/* number of bytes in single QM arbitration cycle -
Eilon Greenstein33471622008-08-13 15:59:08 -07001625 coefficient for calculating the fairness timer */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001626#define QM_ARB_BYTES 40000
1627#define FAIR_MEM 2
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001628
1629
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001630#define ATTN_NIG_FOR_FUNC (1L << 8)
1631#define ATTN_SW_TIMER_4_FUNC (1L << 9)
1632#define GPIO_2_FUNC (1L << 10)
1633#define GPIO_3_FUNC (1L << 11)
1634#define GPIO_4_FUNC (1L << 12)
1635#define ATTN_GENERAL_ATTN_1 (1L << 13)
1636#define ATTN_GENERAL_ATTN_2 (1L << 14)
1637#define ATTN_GENERAL_ATTN_3 (1L << 15)
1638#define ATTN_GENERAL_ATTN_4 (1L << 13)
1639#define ATTN_GENERAL_ATTN_5 (1L << 14)
1640#define ATTN_GENERAL_ATTN_6 (1L << 15)
1641
1642#define ATTN_HARD_WIRED_MASK 0xff00
1643#define ATTENTION_ID 4
1644
1645
1646/* stuff added to make the code fit 80Col */
1647
1648#define BNX2X_PMF_LINK_ASSERT \
1649 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
1650
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001651#define BNX2X_MC_ASSERT_BITS \
1652 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1653 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1654 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1655 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
1656
1657#define BNX2X_MCP_ASSERT \
1658 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
1659
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001660#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
1661#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
1662 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
1663 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
1664 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
1665 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
1666 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
1667
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001668#define HW_INTERRUT_ASSERT_SET_0 \
1669 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
1670 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
1671 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
1672 AEU_INPUTS_ATTN_BITS_PBF_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001673#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001674 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
1675 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
1676 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
1677 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR)
1678#define HW_INTERRUT_ASSERT_SET_1 \
1679 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
1680 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
1681 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
1682 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
1683 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
1684 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
1685 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
1686 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
1687 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
1688 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
1689 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001690#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001691 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
1692 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
1693 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001694 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
1695 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001696 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
1697 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
1698 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
1699 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
1700 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR)
1701#define HW_INTERRUT_ASSERT_SET_2 \
1702 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
1703 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
1704 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
1705 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
1706 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001707#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001708 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
1709 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
1710 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
1711 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
1712 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
1713 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
1714
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001715#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
1716 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
1717 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
1718 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001719
Tom Herbertc68ed252010-04-23 00:10:52 -07001720#define RSS_FLAGS(bp) \
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001721 (TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \
1722 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \
1723 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \
1724 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \
Eilon Greenstein555f6c72009-02-12 08:36:11 +00001725 (bp->multi_mode << \
1726 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001727#define MULTI_MASK 0x7f
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001728
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001729#define BNX2X_SP_DSB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001730 (&bp->def_status_blk->sp_sb.\
1731 index_values[HC_SP_INDEX_ETH_DEF_CONS])
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001732
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001733#define SET_FLAG(value, mask, flag) \
1734 do {\
1735 (value) &= ~(mask);\
1736 (value) |= ((flag) << (mask##_SHIFT));\
1737 } while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001738
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001739#define GET_FLAG(value, mask) \
1740 (((value) &= (mask)) >> (mask##_SHIFT))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001741
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001742#define GET_FIELD(value, fname) \
1743 (((value) & (fname##_MASK)) >> (fname##_SHIFT))
1744
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001745#define CAM_IS_INVALID(x) \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001746 (GET_FLAG(x.flags, \
1747 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
1748 (T_ETH_MAC_COMMAND_INVALIDATE))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001749
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001750/* Number of u32 elements in MC hash array */
1751#define MC_HASH_SIZE 8
1752#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
1753 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
1754
1755
1756#ifndef PXP2_REG_PXP2_INT_STS
1757#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
1758#endif
1759
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001760#ifndef ETH_MAX_RX_CLIENTS_E2
1761#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
1762#endif
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001763
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001764#define BNX2X_VPD_LEN 128
1765#define VENDOR_ID_LEN 4
1766
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001767/* Congestion management fairness mode */
1768#define CMNG_FNS_NONE 0
1769#define CMNG_FNS_MINMAX 1
1770
1771#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
1772#define HC_SEG_ACCESS_ATTN 4
1773#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
1774
Dmitry Kravkovb0efbb92010-07-27 12:33:43 +00001775#ifdef BNX2X_MAIN
1776#define BNX2X_EXTERN
1777#else
1778#define BNX2X_EXTERN extern
1779#endif
1780
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001781BNX2X_EXTERN int load_count[2][3]; /* per path: 0-common, 1-port0, 2-port1 */
Dmitry Kravkovb0efbb92010-07-27 12:33:43 +00001782
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001783extern void bnx2x_set_ethtool_ops(struct net_device *netdev);
1784
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001785#endif /* bnx2x.h */