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Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001/* bnx2x.h: Broadcom Everest network driver.
2 *
Dmitry Kravkov5de92402011-05-04 23:51:13 +00003 * Copyright (c) 2007-2011 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
Vladislav Zolotarovb96368e2011-06-14 01:34:46 +000025#define DRV_MODULE_VERSION "1.70.00-0"
26#define DRV_MODULE_RELDATE "2011/06/13"
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +000027#define BNX2X_BC_VER 0x040200
28
Shmulik Ravid785b9b12010-12-30 06:27:03 +000029#if defined(CONFIG_DCB)
Shmulik Ravid98507672011-02-28 12:19:55 -080030#define BCM_DCBNL
Shmulik Ravid785b9b12010-12-30 06:27:03 +000031#endif
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000032#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
33#define BCM_CNIC 1
Dmitry Kravkov5d1e8592010-07-27 12:31:10 +000034#include "../cnic_if.h"
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000035#endif
36
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000037#ifdef BCM_CNIC
38#define BNX2X_MIN_MSIX_VEC_CNT 3
39#define BNX2X_MSIX_VEC_FP_START 2
40#else
41#define BNX2X_MIN_MSIX_VEC_CNT 2
42#define BNX2X_MSIX_VEC_FP_START 1
43#endif
44
Eilon Greenstein01cd4522009-08-12 08:23:08 +000045#include <linux/mdio.h>
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030046
Eilon Greenstein359d8b12009-02-12 08:38:25 +000047#include "bnx2x_reg.h"
48#include "bnx2x_fw_defs.h"
49#include "bnx2x_hsi.h"
50#include "bnx2x_link.h"
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030051#include "bnx2x_sp.h"
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +000052#include "bnx2x_dcb.h"
Dmitry Kravkov6c719d02010-07-27 12:36:15 +000053#include "bnx2x_stats.h"
Eilon Greenstein359d8b12009-02-12 08:38:25 +000054
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020055/* error/debug prints */
56
Eilon Greenstein34f80b02008-06-23 20:33:01 -070057#define DRV_MODULE_NAME "bnx2x"
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020058
59/* for messages that are currently off */
Eilon Greenstein34f80b02008-06-23 20:33:01 -070060#define BNX2X_MSG_OFF 0
61#define BNX2X_MSG_MCP 0x010000 /* was: NETIF_MSG_HW */
62#define BNX2X_MSG_STATS 0x020000 /* was: NETIF_MSG_TIMER */
63#define BNX2X_MSG_NVM 0x040000 /* was: NETIF_MSG_HW */
64#define BNX2X_MSG_DMAE 0x080000 /* was: NETIF_MSG_HW */
Eliezer Tamirf1410642008-02-28 11:51:50 -080065#define BNX2X_MSG_SP 0x100000 /* was: NETIF_MSG_INTR */
66#define BNX2X_MSG_FP 0x200000 /* was: NETIF_MSG_INTR */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020067
Eilon Greenstein34f80b02008-06-23 20:33:01 -070068#define DP_LEVEL KERN_NOTICE /* was: KERN_DEBUG */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020069
70/* regular debug print */
Joe Perches7995c642010-02-17 15:01:52 +000071#define DP(__mask, __fmt, __args...) \
72do { \
73 if (bp->msg_enable & (__mask)) \
74 printk(DP_LEVEL "[%s:%d(%s)]" __fmt, \
75 __func__, __LINE__, \
76 bp->dev ? (bp->dev->name) : "?", \
77 ##__args); \
78} while (0)
Eilon Greenstein34f80b02008-06-23 20:33:01 -070079
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030080#define DP_CONT(__mask, __fmt, __args...) \
81do { \
82 if (bp->msg_enable & (__mask)) \
83 pr_cont(__fmt, ##__args); \
84} while (0)
85
Eilon Greenstein34f80b02008-06-23 20:33:01 -070086/* errors debug print */
Joe Perches7995c642010-02-17 15:01:52 +000087#define BNX2X_DBG_ERR(__fmt, __args...) \
88do { \
89 if (netif_msg_probe(bp)) \
90 pr_err("[%s:%d(%s)]" __fmt, \
91 __func__, __LINE__, \
92 bp->dev ? (bp->dev->name) : "?", \
93 ##__args); \
94} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020095
96/* for errors (never masked) */
Joe Perches7995c642010-02-17 15:01:52 +000097#define BNX2X_ERR(__fmt, __args...) \
98do { \
99 pr_err("[%s:%d(%s)]" __fmt, \
100 __func__, __LINE__, \
101 bp->dev ? (bp->dev->name) : "?", \
102 ##__args); \
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000103 } while (0)
104
105#define BNX2X_ERROR(__fmt, __args...) do { \
106 pr_err("[%s:%d]" __fmt, __func__, __LINE__, ##__args); \
107 } while (0)
108
Eliezer Tamirf1410642008-02-28 11:51:50 -0800109
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200110/* before we have a dev->name use dev_info() */
Joe Perches7995c642010-02-17 15:01:52 +0000111#define BNX2X_DEV_INFO(__fmt, __args...) \
112do { \
113 if (netif_msg_probe(bp)) \
114 dev_info(&bp->pdev->dev, __fmt, ##__args); \
115} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200116
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300117#define BNX2X_MAC_FMT "%pM"
118#define BNX2X_MAC_PRN_LIST(mac) (mac)
119
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200120
121#ifdef BNX2X_STOP_ON_ERROR
122#define bnx2x_panic() do { \
123 bp->panic = 1; \
124 BNX2X_ERR("driver assert\n"); \
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700125 bnx2x_int_disable(bp); \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200126 bnx2x_panic_dump(bp); \
127 } while (0)
128#else
129#define bnx2x_panic() do { \
Eilon Greensteine3553b22009-08-12 08:23:31 +0000130 bp->panic = 1; \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200131 BNX2X_ERR("driver assert\n"); \
132 bnx2x_panic_dump(bp); \
133 } while (0)
134#endif
135
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000136#define bnx2x_mc_addr(ha) ((ha)->addr)
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -0800137#define bnx2x_uc_addr(ha) ((ha)->addr)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200138
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700139#define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff)
140#define U64_HI(x) (u32)(((u64)(x)) >> 32)
141#define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200142
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200143
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000144#define REG_ADDR(bp, offset) ((bp->regview) + (offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700145
146#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
147#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000148#define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700149
150#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200151#define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700152#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200153
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700154#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
155#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200156
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700157#define REG_RD_DMAE(bp, offset, valp, len32) \
158 do { \
159 bnx2x_read_dmae(bp, offset, len32);\
Eilon Greenstein573f2032009-08-12 08:24:14 +0000160 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700161 } while (0)
162
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700163#define REG_WR_DMAE(bp, offset, valp, len32) \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200164 do { \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000165 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200166 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
167 offset, len32); \
168 } while (0)
169
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000170#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
171 REG_WR_DMAE(bp, offset, valp, len32)
172
Vladislav Zolotarov3359fce2010-02-17 13:35:01 -0800173#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000174 do { \
175 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
176 bnx2x_write_big_buf_wb(bp, addr, len32); \
177 } while (0)
178
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700179#define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
180 offsetof(struct shmem_region, field))
181#define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
182#define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200183
Eilon Greenstein2691d512009-08-12 08:22:08 +0000184#define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
185 offsetof(struct shmem2_region, field))
186#define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
187#define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000188#define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \
189 offsetof(struct mf_cfg, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000190#define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000191 offsetof(struct mf2_cfg, field))
Eilon Greenstein2691d512009-08-12 08:22:08 +0000192
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000193#define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field))
194#define MF_CFG_WR(bp, field, val) REG_WR(bp,\
195 MF_CFG_ADDR(bp, field), (val))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000196#define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000197
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000198#define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \
199 (SHMEM2_RD((bp), size) > \
200 offsetof(struct shmem2_region, field)))
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000201
Eilon Greenstein345b5d52008-08-13 15:58:12 -0700202#define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
Eilon Greenstein3196a882008-08-13 15:58:49 -0700203#define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200204
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000205/* SP SB indices */
206
207/* General SP events - stats query, cfc delete, etc */
208#define HC_SP_INDEX_ETH_DEF_CONS 3
209
210/* EQ completions */
211#define HC_SP_INDEX_EQ_CONS 7
212
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000213/* FCoE L2 connection completions */
214#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6
215#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000216/* iSCSI L2 */
217#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5
218#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1
219
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000220/* Special clients parameters */
221
222/* SB indices */
223/* FCoE L2 */
224#define BNX2X_FCOE_L2_RX_INDEX \
225 (&bp->def_status_blk->sp_sb.\
226 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
227
228#define BNX2X_FCOE_L2_TX_INDEX \
229 (&bp->def_status_blk->sp_sb.\
230 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
231
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000232/**
233 * CIDs and CLIDs:
234 * CLIDs below is a CLID for func 0, then the CLID for other
235 * functions will be calculated by the formula:
236 *
237 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
238 *
239 */
240/* iSCSI L2 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300241#define BNX2X_ISCSI_ETH_CL_ID_IDX 1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000242#define BNX2X_ISCSI_ETH_CID 17
243
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000244/* FCoE L2 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300245#define BNX2X_FCOE_ETH_CL_ID_IDX 2
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000246#define BNX2X_FCOE_ETH_CID 18
247
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000248/** Additional rings budgeting */
249#ifdef BCM_CNIC
250#define CNIC_CONTEXT_USE 1
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000251#define FCOE_CONTEXT_USE 1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000252#else
253#define CNIC_CONTEXT_USE 0
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000254#define FCOE_CONTEXT_USE 0
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000255#endif /* BCM_CNIC */
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000256#define NONE_ETH_CONTEXT_USE (FCOE_CONTEXT_USE)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000257
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000258#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
259 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
260
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000261#define SM_RX_ID 0
262#define SM_TX_ID 1
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200263
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700264/* fast path */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200265
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200266struct sw_rx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700267 struct sk_buff *skb;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000268 DEFINE_DMA_UNMAP_ADDR(mapping);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200269};
270
271struct sw_tx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700272 struct sk_buff *skb;
273 u16 first_bd;
Eilon Greensteinca003922009-08-12 22:53:28 -0700274 u8 flags;
275/* Set on the first BD descriptor when there is a split BD */
276#define BNX2X_TSO_SPLIT_BD (1<<0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200277};
278
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700279struct sw_rx_page {
280 struct page *page;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000281 DEFINE_DMA_UNMAP_ADDR(mapping);
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700282};
283
Eilon Greensteinca003922009-08-12 22:53:28 -0700284union db_prod {
285 struct doorbell_set_prod data;
286 u32 raw;
287};
288
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700289
290/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300291#define BCM_PAGE_SHIFT 12
292#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
293#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700294#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
295
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300296#define PAGES_PER_SGE_SHIFT 0
297#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
298#define SGE_PAGE_SIZE PAGE_SIZE
299#define SGE_PAGE_SHIFT PAGE_SHIFT
300#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700301
302/* SGE ring related macros */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300303#define NUM_RX_SGE_PAGES 2
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700304#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300305#define MAX_RX_SGE_CNT (RX_SGE_CNT - 2)
Eilon Greenstein33471622008-08-13 15:59:08 -0700306/* RX_SGE_CNT is promised to be a power of 2 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300307#define RX_SGE_MASK (RX_SGE_CNT - 1)
308#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
309#define MAX_RX_SGE (NUM_RX_SGE - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700310#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
311 (MAX_RX_SGE_CNT - 1)) ? (x) + 3 : (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300312#define RX_SGE(x) ((x) & MAX_RX_SGE)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700313
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300314/* Manipulate a bit vector defined as an array of u64 */
315
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700316/* Number of bits in one sge_mask array element */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300317#define BIT_VEC64_ELEM_SZ 64
318#define BIT_VEC64_ELEM_SHIFT 6
319#define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1)
320
321
322#define __BIT_VEC64_SET_BIT(el, bit) \
323 do { \
324 el = ((el) | ((u64)0x1 << (bit))); \
325 } while (0)
326
327#define __BIT_VEC64_CLEAR_BIT(el, bit) \
328 do { \
329 el = ((el) & (~((u64)0x1 << (bit)))); \
330 } while (0)
331
332
333#define BIT_VEC64_SET_BIT(vec64, idx) \
334 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
335 (idx) & BIT_VEC64_ELEM_MASK)
336
337#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
338 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
339 (idx) & BIT_VEC64_ELEM_MASK)
340
341#define BIT_VEC64_TEST_BIT(vec64, idx) \
342 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
343 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700344
345/* Creates a bitmask of all ones in less significant bits.
346 idx - index of the most significant bit in the created mask */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300347#define BIT_VEC64_ONES_MASK(idx) \
348 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
349#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
350
351/*******************************************************/
352
353
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700354
355/* Number of u64 elements in SGE mask array */
356#define RX_SGE_MASK_LEN ((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300357 BIT_VEC64_ELEM_SZ)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700358#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
359#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
360
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000361union host_hc_status_block {
362 /* pointer to fp status block e1x */
363 struct host_hc_status_block_e1x *e1x_sb;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000364 /* pointer to fp status block e2 */
365 struct host_hc_status_block_e2 *e2_sb;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000366};
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700367
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300368struct bnx2x_agg_info {
369 /*
370 * First aggregation buffer is an skb, the following - are pages.
371 * We will preallocate the skbs for each aggregation when
372 * we open the interface and will replace the BD at the consumer
373 * with this one when we receive the TPA_START CQE in order to
374 * keep the Rx BD ring consistent.
375 */
376 struct sw_rx_bd first_buf;
377 u8 tpa_state;
378#define BNX2X_TPA_START 1
379#define BNX2X_TPA_STOP 2
380#define BNX2X_TPA_ERROR 3
381 u8 placement_offset;
382 u16 parsing_flags;
383 u16 vlan_tag;
384 u16 len_on_bd;
385};
386
387#define Q_STATS_OFFSET32(stat_name) \
388 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
389
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200390struct bnx2x_fastpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300391 struct bnx2x *bp; /* parent */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200392
Dmitry Kravkovd6214d72010-10-06 03:32:10 +0000393#define BNX2X_NAPI_WEIGHT 128
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700394 struct napi_struct napi;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000395 union host_hc_status_block status_blk;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000396 /* chip independed shortcuts into sb structure */
397 __le16 *sb_index_values;
398 __le16 *sb_running_index;
399 /* chip independed shortcut into rx_prods_offset memory */
400 u32 ustorm_rx_prods_offset;
401
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800402 u32 rx_buf_size;
403
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700404 dma_addr_t status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200405
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700406 struct sw_tx_bd *tx_buf_ring;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200407
Eilon Greensteinca003922009-08-12 22:53:28 -0700408 union eth_tx_bd_types *tx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700409 dma_addr_t tx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200410
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700411 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
412 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200413
414 struct eth_rx_bd *rx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700415 dma_addr_t rx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200416
417 union eth_rx_cqe *rx_comp_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700418 dma_addr_t rx_comp_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200419
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700420 /* SGE ring */
421 struct eth_rx_sge *rx_sge_ring;
422 dma_addr_t rx_sge_mapping;
423
424 u64 sge_mask[RX_SGE_MASK_LEN];
425
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300426 u32 cid;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200427
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000428 u8 index; /* number in fp array */
429 u8 cl_id; /* eth client id */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000430 u8 cl_qzone_id;
431 u8 fw_sb_id; /* status block number in FW */
432 u8 igu_sb_id; /* status block number in HW */
Eilon Greensteinca003922009-08-12 22:53:28 -0700433 union db_prod tx_db;
434
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700435 u16 tx_pkt_prod;
436 u16 tx_pkt_cons;
437 u16 tx_bd_prod;
438 u16 tx_bd_cons;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000439 __le16 *tx_cons_sb;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200440
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000441 __le16 fp_hc_idx;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200442
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700443 u16 rx_bd_prod;
444 u16 rx_bd_cons;
445 u16 rx_comp_prod;
446 u16 rx_comp_cons;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700447 u16 rx_sge_prod;
448 /* The last maximal completed SGE */
449 u16 last_max_sge;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000450 __le16 *rx_cons_sb;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700451 unsigned long tx_pkt,
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200452 rx_pkt,
Yitchak Gertner66e855f2008-08-13 15:49:05 -0700453 rx_calls;
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +0000454
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700455 /* TPA related */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300456 struct bnx2x_agg_info tpa_info[ETH_MAX_AGGREGATION_QUEUES_E1H_E2];
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700457 u8 disable_tpa;
458#ifdef BNX2X_STOP_ON_ERROR
459 u64 tpa_queue_used;
460#endif
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200461
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300462 struct tstorm_per_queue_stats old_tclient;
463 struct ustorm_per_queue_stats old_uclient;
464 struct xstorm_per_queue_stats old_xclient;
Eilon Greensteinde832a52009-02-12 08:36:33 +0000465 struct bnx2x_eth_q_stats eth_q_stats;
466
Eilon Greensteinca003922009-08-12 22:53:28 -0700467 /* The size is calculated using the following:
468 sizeof name field from netdev structure +
469 4 ('-Xx-' string) +
470 4 (for the digits and to make it DWORD aligned) */
471#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
472 char name[FP_NAME_SIZE];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300473
474 /* MACs object */
475 struct bnx2x_vlan_mac_obj mac_obj;
476
477 /* Queue State object */
478 struct bnx2x_queue_sp_obj q_obj;
479
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200480};
481
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700482#define bnx2x_fp(bp, nr, var) (bp->fp[nr].var)
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800483
484/* Use 2500 as a mini-jumbo MTU for FCoE */
485#define BNX2X_FCOE_MINI_JUMBO_MTU 2500
486
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300487/* FCoE L2 `fastpath' entry is right after the eth entries */
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000488#define FCOE_IDX BNX2X_NUM_ETH_QUEUES(bp)
489#define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX])
490#define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300491
492
493#ifdef BCM_CNIC
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000494#define IS_FCOE_FP(fp) (fp->index == FCOE_IDX)
495#define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX)
496#else
497#define IS_FCOE_FP(fp) false
498#define IS_FCOE_IDX(idx) false
499#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700500
501
502/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300503#define MAX_FETCH_BD 13 /* HW max BDs per packet */
504#define RX_COPY_THRESH 92
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700505
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300506#define NUM_TX_RINGS 16
Eilon Greensteinca003922009-08-12 22:53:28 -0700507#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300508#define MAX_TX_DESC_CNT (TX_DESC_CNT - 1)
509#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
510#define MAX_TX_BD (NUM_TX_BD - 1)
511#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700512#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
513 (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300514#define TX_BD(x) ((x) & MAX_TX_BD)
515#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700516
517/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300518#define NUM_RX_RINGS 8
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700519#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300520#define MAX_RX_DESC_CNT (RX_DESC_CNT - 2)
521#define RX_DESC_MASK (RX_DESC_CNT - 1)
522#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
523#define MAX_RX_BD (NUM_RX_BD - 1)
524#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
525#define MIN_RX_AVAIL 128
526
527#define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \
528 ETH_MIN_RX_CQES_WITH_TPA_E1 : \
529 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
530#define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA
531#define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
532#define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
533 MIN_RX_AVAIL))
534
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700535#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
536 (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300537#define RX_BD(x) ((x) & MAX_RX_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700538
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300539/*
540 * As long as CQE is X times bigger than BD entry we have to allocate X times
541 * more pages for CQ ring in order to keep it balanced with BD ring
542 */
543#define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
544#define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700545#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300546#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - 1)
547#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
548#define MAX_RCQ_BD (NUM_RCQ_BD - 1)
549#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700550#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
551 (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300552#define RCQ_BD(x) ((x) & MAX_RCQ_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700553
554
Eilon Greenstein33471622008-08-13 15:59:08 -0700555/* This is needed for determining of last_max */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300556#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
557#define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700558
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700559
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300560#define BNX2X_SWCID_SHIFT 17
561#define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700562
563/* used on a CID received from the HW */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300564#define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700565#define CQE_CMD(x) (le32_to_cpu(x) >> \
566 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
567
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700568#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
569 le32_to_cpu((bd)->addr_lo))
570#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
571
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000572#define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
573#define BNX2X_DB_SHIFT 7 /* 128 bytes*/
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300574#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
575#error "Min DB doorbell stride is 8"
576#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700577#define DPM_TRIGER_TYPE 0x40
578#define DOORBELL(bp, cid, val) \
579 do { \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000580 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700581 DPM_TRIGER_TYPE); \
582 } while (0)
583
584
585/* TX CSUM helpers */
586#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
587 skb->csum_offset)
588#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
589 skb->csum_offset))
590
591#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
592
593#define XMIT_PLAIN 0
594#define XMIT_CSUM_V4 0x1
595#define XMIT_CSUM_V6 0x2
596#define XMIT_CSUM_TCP 0x4
597#define XMIT_GSO_V4 0x8
598#define XMIT_GSO_V6 0x10
599
600#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
601#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
602
603
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700604/* stuff added to make the code fit 80Col */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300605#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
606#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
607#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
608#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
609#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700610
Eilon Greenstein1adcd8b2008-08-13 15:48:29 -0700611#define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
612
613#define BNX2X_IP_CSUM_ERR(cqe) \
614 (!((cqe)->fast_path_cqe.status_flags & \
615 ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
616 ((cqe)->fast_path_cqe.type_error_flags & \
617 ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))
618
619#define BNX2X_L4_CSUM_ERR(cqe) \
620 (!((cqe)->fast_path_cqe.status_flags & \
621 ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
622 ((cqe)->fast_path_cqe.type_error_flags & \
623 ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))
624
625#define BNX2X_RX_CSUM_OK(cqe) \
626 (!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700627
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000628#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
629 (((le16_to_cpu(flags) & \
630 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
631 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
632 == PRS_FLAG_OVERETH_IPV4)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700633#define BNX2X_RX_SUM_FIX(cqe) \
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000634 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700635
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300636
637#define FP_USB_FUNC_OFF \
638 offsetof(struct cstorm_status_block_u, func)
639#define FP_CSB_FUNC_OFF \
640 offsetof(struct cstorm_status_block_c, func)
641
642#define HC_INDEX_TOE_RX_CQ_CONS 0 /* Formerly Ustorm TOE CQ index */
643 /* (HC_INDEX_U_TOE_RX_CQ_CONS) */
644#define HC_INDEX_ETH_RX_CQ_CONS 1 /* Formerly Ustorm ETH CQ index */
645 /* (HC_INDEX_U_ETH_RX_CQ_CONS) */
646#define HC_INDEX_ETH_RX_BD_CONS 2 /* Formerly Ustorm ETH BD index */
647 /* (HC_INDEX_U_ETH_RX_BD_CONS) */
648
649#define HC_INDEX_TOE_TX_CQ_CONS 4 /* Formerly Cstorm TOE CQ index */
650 /* (HC_INDEX_C_TOE_TX_CQ_CONS) */
651#define HC_INDEX_ETH_TX_CQ_CONS 5 /* Formerly Cstorm ETH CQ index */
652 /* (HC_INDEX_C_ETH_TX_CQ_CONS) */
653
654#define U_SB_ETH_RX_CQ_INDEX HC_INDEX_ETH_RX_CQ_CONS
655#define U_SB_ETH_RX_BD_INDEX HC_INDEX_ETH_RX_BD_CONS
656#define C_SB_ETH_TX_CQ_INDEX HC_INDEX_ETH_TX_CQ_CONS
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200657
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700658#define BNX2X_RX_SB_INDEX \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300659 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200660
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700661#define BNX2X_TX_SB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000662 (&fp->sb_index_values[C_SB_ETH_TX_CQ_INDEX])
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700663
664/* end of fast path */
665
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700666/* common */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200667
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700668struct bnx2x_common {
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200669
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700670 u32 chip_id;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200671/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700672#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200673
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700674#define CHIP_NUM(bp) (bp->common.chip_id >> 16)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700675#define CHIP_NUM_57710 0x164e
676#define CHIP_NUM_57711 0x164f
677#define CHIP_NUM_57711E 0x1650
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000678#define CHIP_NUM_57712 0x1662
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300679#define CHIP_NUM_57712_MF 0x1663
680#define CHIP_NUM_57713 0x1651
681#define CHIP_NUM_57713E 0x1652
682#define CHIP_NUM_57800 0x168a
683#define CHIP_NUM_57800_MF 0x16a5
684#define CHIP_NUM_57810 0x168e
685#define CHIP_NUM_57810_MF 0x16ae
686#define CHIP_NUM_57840 0x168d
687#define CHIP_NUM_57840_MF 0x16ab
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700688#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
689#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
690#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000691#define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300692#define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
693#define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800)
694#define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
695#define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810)
696#define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
697#define CHIP_IS_57840(bp) (CHIP_NUM(bp) == CHIP_NUM_57840)
698#define CHIP_IS_57840_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57840_MF)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700699#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
700 CHIP_IS_57711E(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000701#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300702 CHIP_IS_57712_MF(bp))
703#define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \
704 CHIP_IS_57800_MF(bp) || \
705 CHIP_IS_57810(bp) || \
706 CHIP_IS_57810_MF(bp) || \
707 CHIP_IS_57840(bp) || \
708 CHIP_IS_57840_MF(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000709#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300710#define USES_WARPCORE(bp) (CHIP_IS_E3(bp))
711#define IS_E1H_OFFSET (!CHIP_IS_E1(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200712
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300713#define CHIP_REV_SHIFT 12
714#define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT)
715#define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK)
716#define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT)
717#define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700718/* assume maximum 5 revisions */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300719#define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700720/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
721#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300722 !(CHIP_REV_VAL(bp) & 0x00001000))
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700723/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
724#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300725 (CHIP_REV_VAL(bp) & 0x00001000))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200726
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700727#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
728 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
729
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700730#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
731#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300732#define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
733 (CHIP_REV_SHIFT + 1)) \
734 << CHIP_REV_SHIFT)
735#define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \
736 CHIP_REV_SIM(bp) :\
737 CHIP_REV_VAL(bp))
738#define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \
739 (CHIP_REV(bp) == CHIP_REV_Bx))
740#define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \
741 (CHIP_REV(bp) == CHIP_REV_Ax))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200742
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700743 int flash_size;
Dmitry Kravkov754a2f52011-06-14 01:34:02 +0000744#define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
745#define BNX2X_NVRAM_TIMEOUT_COUNT 30000
746#define BNX2X_NVRAM_PAGE_SIZE 256
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200747
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700748 u32 shmem_base;
Eilon Greenstein2691d512009-08-12 08:22:08 +0000749 u32 shmem2_base;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000750 u32 mf_cfg_base;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000751 u32 mf2_cfg_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700752
753 u32 hw_config;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200754
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700755 u32 bc_ver;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000756
757 u8 int_block;
758#define INT_BLOCK_HC 0
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000759#define INT_BLOCK_IGU 1
760#define INT_BLOCK_MODE_NORMAL 0
761#define INT_BLOCK_MODE_BW_COMP 2
762#define CHIP_INT_MODE_IS_NBC(bp) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300763 (!CHIP_IS_E1x(bp) && \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000764 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
765#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
766
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000767 u8 chip_port_mode;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000768#define CHIP_4_PORT_MODE 0x0
769#define CHIP_2_PORT_MODE 0x1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000770#define CHIP_PORT_MODE_NONE 0x2
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000771#define CHIP_MODE(bp) (bp->common.chip_port_mode)
772#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700773};
774
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000775/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
776#define BNX2X_IGU_STAS_MSG_VF_CNT 64
777#define BNX2X_IGU_STAS_MSG_PF_CNT 4
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700778
779/* end of common */
780
781/* port */
782
783struct bnx2x_port {
784 u32 pmf;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200785
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000786 u32 link_config[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200787
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000788 u32 supported[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200789/* link settings - missing defines */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700790#define SUPPORTED_2500baseX_Full (1 << 15)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200791
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000792 u32 advertising[LINK_CONFIG_SIZE];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700793/* link settings - missing defines */
794#define ADVERTISED_2500baseX_Full (1 << 15)
795
796 u32 phy_addr;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700797
798 /* used to synchronize phy accesses */
799 struct mutex phy_mutex;
Eilon Greenstein46c6a672009-02-12 08:36:58 +0000800 int need_hw_lock;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700801
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700802 u32 port_stx;
803
804 struct nig_stats old_nig_stats;
805};
806
807/* end of port */
808
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300809#define STATS_OFFSET32(stat_name) \
810 (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700811
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300812/* slow path */
813
814/* slow path work-queue */
815extern struct workqueue_struct *bnx2x_wq;
816
817#define BNX2X_MAX_NUM_OF_VFS 64
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000818#define BNX2X_VF_ID_INVALID 0xFF
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700819
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000820/*
821 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
822 * control by the number of fast-path status blocks supported by the
823 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
824 * status block represents an independent interrupts context that can
825 * serve a regular L2 networking queue. However special L2 queues such
826 * as the FCoE queue do not require a FP-SB and other components like
827 * the CNIC may consume FP-SB reducing the number of possible L2 queues
828 *
829 * If the maximum number of FP-SB available is X then:
830 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
831 * regular L2 queues is Y=X-1
832 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
833 * c. If the FCoE L2 queue is supported the actual number of L2 queues
834 * is Y+1
835 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
836 * slow-path interrupts) or Y+2 if CNIC is supported (one additional
837 * FP interrupt context for the CNIC).
838 * e. The number of HW context (CID count) is always X or X+1 if FCoE
839 * L2 queue is supported. the cid for the FCoE L2 queue is always X.
840 */
841
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300842/* fast-path interrupt contexts E1x */
843#define FP_SB_MAX_E1x 16
844/* fast-path interrupt contexts E2 */
845#define FP_SB_MAX_E2 HC_SB_MAX_SB_E2
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000846
847/*
848 * cid_cnt paramter below refers to the value returned by
849 * 'bnx2x_get_l2_cid_count()' routine
850 */
851
852/*
853 * The number of FP context allocated by the driver == max number of regular
854 * L2 queues + 1 for the FCoE L2 queue
855 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300856#define L2_FP_COUNT(cid_cnt) ((cid_cnt) - FCOE_CONTEXT_USE)
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700857
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000858/*
859 * The number of FP-SB allocated by the driver == max number of regular L2
860 * queues + 1 for the CNIC which also consumes an FP-SB
861 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300862#define FP_SB_COUNT(cid_cnt) ((cid_cnt) - CNIC_CONTEXT_USE)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000863#define NUM_IGU_SB_REQUIRED(cid_cnt) \
864 (FP_SB_COUNT(cid_cnt) - NONE_ETH_CONTEXT_USE)
865
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700866union cdu_context {
867 struct eth_context eth;
868 char pad[1024];
869};
870
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000871/* CDU host DB constants */
872#define CDU_ILT_PAGE_SZ_HW 3
873#define CDU_ILT_PAGE_SZ (4096 << CDU_ILT_PAGE_SZ_HW) /* 32K */
874#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
875
876#ifdef BCM_CNIC
877#define CNIC_ISCSI_CID_MAX 256
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000878#define CNIC_FCOE_CID_MAX 2048
879#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000880#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
881#endif
882
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300883#define QM_ILT_PAGE_SZ_HW 0
884#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000885#define QM_CID_ROUND 1024
886
887#ifdef BCM_CNIC
888/* TM (timers) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300889#define TM_ILT_PAGE_SZ_HW 0
890#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000891/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
892#define TM_CONN_NUM 1024
893#define TM_ILT_SZ (8 * TM_CONN_NUM)
894#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
895
896/* SRC (Searcher) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300897#define SRC_ILT_PAGE_SZ_HW 0
898#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000899#define SRC_HASH_BITS 10
900#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
901#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
902#define SRC_T2_SZ SRC_ILT_SZ
903#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300904
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000905#endif
906
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300907#define MAX_DMAE_C 8
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700908
909/* DMA memory not used in fastpath */
910struct bnx2x_slowpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300911 union {
912 struct mac_configuration_cmd e1x;
913 struct eth_classify_rules_ramrod_data e2;
914 } mac_rdata;
915
916
917 union {
918 struct tstorm_eth_mac_filter_config e1x;
919 struct eth_filter_rules_ramrod_data e2;
920 } rx_mode_rdata;
921
922 union {
923 struct mac_configuration_cmd e1;
924 struct eth_multicast_rules_ramrod_data e2;
925 } mcast_rdata;
926
927 struct eth_rss_update_ramrod_data rss_rdata;
928
929 /* Queue State related ramrods are always sent under rtnl_lock */
930 union {
931 struct client_init_ramrod_data init_data;
932 struct client_update_ramrod_data update_data;
933 } q_rdata;
934
935 union {
936 struct function_start_data func_start;
937 } func_rdata;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700938
939 /* used by dmae command executer */
940 struct dmae_command dmae[MAX_DMAE_C];
941
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700942 u32 stats_comp;
943 union mac_stats mac_stats;
944 struct nig_stats nig_stats;
945 struct host_port_stats port_stats;
946 struct host_func_stats func_stats;
Eilon Greenstein6fe49bb2009-08-12 08:23:17 +0000947 struct host_func_stats func_stats_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700948
949 u32 wb_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700950 u32 wb_data[4];
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +0000951 /* pfc configuration for DCBX ramrod */
952 struct flow_control_configuration pfc_config;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700953};
954
955#define bnx2x_sp(bp, var) (&bp->slowpath->var)
956#define bnx2x_sp_mapping(bp, var) \
957 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200958
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200959
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700960/* attn group wiring */
961#define MAX_DYNAMIC_ATTN_GRPS 8
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200962
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700963struct attn_route {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300964 u32 sig[5];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700965};
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200966
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000967struct iro {
968 u32 base;
969 u16 m1;
970 u16 m2;
971 u16 m3;
972 u16 size;
973};
974
975struct hw_context {
976 union cdu_context *vcxt;
977 dma_addr_t cxt_mapping;
978 size_t size;
979};
980
981/* forward */
982struct bnx2x_ilt;
983
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +0000984
985enum bnx2x_recovery_state {
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000986 BNX2X_RECOVERY_DONE,
987 BNX2X_RECOVERY_INIT,
988 BNX2X_RECOVERY_WAIT,
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +0000989 BNX2X_RECOVERY_FAILED
990};
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000991
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300992/*
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000993 * Event queue (EQ or event ring) MC hsi
994 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
995 */
996#define NUM_EQ_PAGES 1
997#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
998#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
999#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1000#define EQ_DESC_MASK (NUM_EQ_DESC - 1)
1001#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1002
1003/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1004#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
1005 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1006
1007/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1008#define EQ_DESC(x) ((x) & EQ_DESC_MASK)
1009
1010#define BNX2X_EQ_INDEX \
1011 (&bp->def_status_blk->sp_sb.\
1012 index_values[HC_SP_INDEX_EQ_CONS])
1013
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001014/* This is a data that will be used to create a link report message.
1015 * We will keep the data used for the last link report in order
1016 * to prevent reporting the same link parameters twice.
1017 */
1018struct bnx2x_link_report_data {
1019 u16 line_speed; /* Effective line speed */
1020 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1021};
1022
1023enum {
1024 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */
1025 BNX2X_LINK_REPORT_LINK_DOWN,
1026 BNX2X_LINK_REPORT_RX_FC_ON,
1027 BNX2X_LINK_REPORT_TX_FC_ON,
1028};
1029
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001030enum {
1031 BNX2X_PORT_QUERY_IDX,
1032 BNX2X_PF_QUERY_IDX,
1033 BNX2X_FIRST_QUEUE_QUERY_IDX,
1034};
1035
1036struct bnx2x_fw_stats_req {
1037 struct stats_query_header hdr;
1038 struct stats_query_entry query[STATS_QUERY_CMD_COUNT];
1039};
1040
1041struct bnx2x_fw_stats_data {
1042 struct stats_counter storm_counters;
1043 struct per_port_stats port;
1044 struct per_pf_stats pf;
1045 struct per_queue_stats queue_stats[1];
1046};
1047
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001048struct bnx2x {
1049 /* Fields used in the tx and intr/napi performance paths
1050 * are grouped together in the beginning of the structure
1051 */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001052 struct bnx2x_fastpath *fp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001053 void __iomem *regview;
1054 void __iomem *doorbells;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001055 u16 db_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001056
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001057 u8 pf_num; /* absolute PF number */
1058 u8 pfid; /* per-path PF number */
1059 int base_fw_ndsb; /**/
1060#define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1061#define BP_PORT(bp) (bp->pfid & 1)
1062#define BP_FUNC(bp) (bp->pfid)
1063#define BP_ABS_FUNC(bp) (bp->pf_num)
1064#define BP_E1HVN(bp) (bp->pfid >> 1)
1065#define BP_VN(bp) (BP_E1HVN(bp)) /*remove when approved*/
1066#define BP_L_ID(bp) (BP_E1HVN(bp) << 2)
1067#define BP_FW_MB_IDX(bp) (BP_PORT(bp) +\
1068 BP_VN(bp) * (CHIP_IS_E1x(bp) ? 2 : 1))
1069
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001070 struct net_device *dev;
1071 struct pci_dev *pdev;
1072
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001073 const struct iro *iro_arr;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001074#define IRO (bp->iro_arr)
1075
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001076 enum bnx2x_recovery_state recovery_state;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001077 int is_leader;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001078 struct msix_entry *msix_table;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001079
1080 int tx_ring_size;
1081
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001082/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1083#define ETH_OVREHEAD (ETH_HLEN + 8 + 8)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001084#define ETH_MIN_PACKET_SIZE 60
1085#define ETH_MAX_PACKET_SIZE 1500
1086#define ETH_MAX_JUMBO_PACKET_SIZE 9600
1087
Eilon Greenstein0f008462009-02-12 08:36:18 +00001088 /* Max supported alignment is 256 (8 shift) */
1089#define BNX2X_RX_ALIGN_SHIFT ((L1_CACHE_SHIFT < 8) ? \
1090 L1_CACHE_SHIFT : 8)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001091 /* FW use 2 Cache lines Alignment for start packet and size */
1092#define BNX2X_FW_RX_ALIGN (2 << BNX2X_RX_ALIGN_SHIFT)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001093#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
Eilon Greenstein0f008462009-02-12 08:36:18 +00001094
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001095 struct host_sp_status_block *def_status_blk;
1096#define DEF_SB_IGU_ID 16
1097#define DEF_SB_ID HC_SP_SB_ID
1098 __le16 def_idx;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001099 __le16 def_att_idx;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001100 u32 attn_state;
1101 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001102
1103 /* slow path ring */
1104 struct eth_spe *spq;
1105 dma_addr_t spq_mapping;
1106 u16 spq_prod_idx;
1107 struct eth_spe *spq_prod_bd;
1108 struct eth_spe *spq_last_bd;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001109 __le16 *dsb_sp_prod;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001110 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001111 /* used to synchronize spq accesses */
1112 spinlock_t spq_lock;
1113
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001114 /* event queue */
1115 union event_ring_elem *eq_ring;
1116 dma_addr_t eq_mapping;
1117 u16 eq_prod;
1118 u16 eq_cons;
1119 __le16 *eq_cons_sb;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001120 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001121
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001122
1123
1124 /* Counter for marking that there is a STAT_QUERY ramrod pending */
1125 u16 stats_pending;
1126 /* Counter for completed statistics ramrods */
1127 u16 stats_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001128
Eilon Greenstein33471622008-08-13 15:59:08 -07001129 /* End of fields used in the performance code paths */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001130
1131 int panic;
Joe Perches7995c642010-02-17 15:01:52 +00001132 int msg_enable;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001133
1134 u32 flags;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001135#define PCIX_FLAG (1 << 0)
1136#define PCI_32BIT_FLAG (1 << 1)
1137#define ONE_PORT_FLAG (1 << 2)
1138#define NO_WOL_FLAG (1 << 3)
1139#define USING_DAC_FLAG (1 << 4)
1140#define USING_MSIX_FLAG (1 << 5)
1141#define USING_MSI_FLAG (1 << 6)
1142#define DISABLE_MSI_FLAG (1 << 7)
1143#define TPA_ENABLE_FLAG (1 << 8)
1144#define NO_MCP_FLAG (1 << 9)
Dmitry Kravkovd6214d72010-10-06 03:32:10 +00001145
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001146#define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001147#define MF_FUNC_DIS (1 << 11)
1148#define OWN_CNIC_IRQ (1 << 12)
1149#define NO_ISCSI_OOO_FLAG (1 << 13)
1150#define NO_ISCSI_FLAG (1 << 14)
1151#define NO_FCOE_FLAG (1 << 15)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001152
Vladislav Zolotarov2ba45142011-01-31 14:39:17 +00001153#define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG)
1154#define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001155#define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
Michael Chan37b091b2009-10-10 13:46:55 +00001156
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001157 int pm_cap;
1158 int pcie_cap;
Eilon Greenstein8d5726c2009-02-12 08:37:19 +00001159 int mrrs;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001160
Eilon Greenstein1cf167f2009-01-14 21:22:18 -08001161 struct delayed_work sp_task;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001162 struct delayed_work reset_task;
Yaniv Rosner3deb8162011-06-14 01:34:33 +00001163
1164 struct delayed_work period_task;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001165 struct timer_list timer;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001166 int current_interval;
1167
1168 u16 fw_seq;
1169 u16 fw_drv_pulse_wr_seq;
1170 u32 func_stx;
1171
1172 struct link_params link_params;
1173 struct link_vars link_vars;
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001174 u32 link_cnt;
1175 struct bnx2x_link_report_data last_reported_link;
1176
Eilon Greenstein01cd4522009-08-12 08:23:08 +00001177 struct mdio_if_info mdio;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001178
1179 struct bnx2x_common common;
1180 struct bnx2x_port port;
1181
Eilon Greenstein8a1c38d2009-02-12 08:36:40 +00001182 struct cmng_struct_per_port cmng;
1183 u32 vn_weight_sum;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001184 u32 mf_config[E1HVN_MAX];
1185 u32 mf2_config[E2_FUNC_MAX];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001186 u32 path_has_ovlan; /* E3 */
Dmitry Kravkovfb3bff12010-10-06 03:26:40 +00001187 u16 mf_ov;
1188 u8 mf_mode;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001189#define IS_MF(bp) (bp->mf_mode != 0)
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -08001190#define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
1191#define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001192
Eliezer Tamirf1410642008-02-28 11:51:50 -08001193 u8 wol;
1194
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001195 int rx_ring_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001196
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001197 u16 tx_quick_cons_trip_int;
1198 u16 tx_quick_cons_trip;
1199 u16 tx_ticks_int;
1200 u16 tx_ticks;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001201
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001202 u16 rx_quick_cons_trip_int;
1203 u16 rx_quick_cons_trip;
1204 u16 rx_ticks_int;
1205 u16 rx_ticks;
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +00001206/* Maximal coalescing timeout in us */
1207#define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001208
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001209 u32 lin_cnt;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001210
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001211 u16 state;
Eilon Greenstein356e2382009-02-12 08:38:32 +00001212#define BNX2X_STATE_CLOSED 0
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001213#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
1214#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001215#define BNX2X_STATE_OPEN 0x3000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001216#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001217#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001218
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001219#define BNX2X_STATE_DIAG 0xe000
1220#define BNX2X_STATE_ERROR 0xf000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001221
Eilon Greenstein555f6c72009-02-12 08:36:11 +00001222 int multi_mode;
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001223 int num_queues;
Dmitry Kravkov5d7cd492010-07-27 12:32:19 +00001224 int disable_tpa;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001225
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001226 u32 rx_mode;
1227#define BNX2X_RX_MODE_NONE 0
1228#define BNX2X_RX_MODE_NORMAL 1
1229#define BNX2X_RX_MODE_ALLMULTI 2
1230#define BNX2X_RX_MODE_PROMISC 3
1231#define BNX2X_MAX_MULTICAST 64
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001232
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001233 u8 igu_dsb_id;
1234 u8 igu_base_sb;
1235 u8 igu_sb_cnt;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001236 dma_addr_t def_status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001237
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001238 struct bnx2x_slowpath *slowpath;
1239 dma_addr_t slowpath_mapping;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001240
1241 /* Total number of FW statistics requests */
1242 u8 fw_stats_num;
1243
1244 /*
1245 * This is a memory buffer that will contain both statistics
1246 * ramrod request and data.
1247 */
1248 void *fw_stats;
1249 dma_addr_t fw_stats_mapping;
1250
1251 /*
1252 * FW statistics request shortcut (points at the
1253 * beginning of fw_stats buffer).
1254 */
1255 struct bnx2x_fw_stats_req *fw_stats_req;
1256 dma_addr_t fw_stats_req_mapping;
1257 int fw_stats_req_sz;
1258
1259 /*
1260 * FW statistics data shortcut (points at the begining of
1261 * fw_stats buffer + fw_stats_req_sz).
1262 */
1263 struct bnx2x_fw_stats_data *fw_stats_data;
1264 dma_addr_t fw_stats_data_mapping;
1265 int fw_stats_data_sz;
1266
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001267 struct hw_context context;
1268
1269 struct bnx2x_ilt *ilt;
1270#define BP_ILT(bp) ((bp)->ilt)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001271#define ILT_MAX_LINES 256
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001272
1273 int l2_cid_count;
1274#define L2_ILT_LINES(bp) (DIV_ROUND_UP((bp)->l2_cid_count, \
1275 ILT_PAGE_CIDS))
1276#define BNX2X_DB_SIZE(bp) ((bp)->l2_cid_count * (1 << BNX2X_DB_SHIFT))
1277
1278 int qm_cid_count;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001279
Eilon Greensteina18f5122009-08-12 08:23:26 +00001280 int dropless_fc;
1281
Michael Chan37b091b2009-10-10 13:46:55 +00001282#ifdef BCM_CNIC
1283 u32 cnic_flags;
1284#define BNX2X_CNIC_FLAG_MAC_SET 1
Michael Chan37b091b2009-10-10 13:46:55 +00001285 void *t2;
1286 dma_addr_t t2_mapping;
Eric Dumazet13707f92011-01-26 19:28:23 +00001287 struct cnic_ops __rcu *cnic_ops;
Michael Chan37b091b2009-10-10 13:46:55 +00001288 void *cnic_data;
1289 u32 cnic_tag;
1290 struct cnic_eth_dev cnic_eth_dev;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001291 union host_hc_status_block cnic_sb;
Michael Chan37b091b2009-10-10 13:46:55 +00001292 dma_addr_t cnic_sb_mapping;
Michael Chan37b091b2009-10-10 13:46:55 +00001293 struct eth_spe *cnic_kwq;
1294 struct eth_spe *cnic_kwq_prod;
1295 struct eth_spe *cnic_kwq_cons;
1296 struct eth_spe *cnic_kwq_last;
1297 u16 cnic_kwq_pending;
1298 u16 cnic_spq_pending;
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001299 u8 fip_mac[ETH_ALEN];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001300 struct mutex cnic_mutex;
1301 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1302
1303 /* Start index of the "special" (CNIC related) L2 cleints */
1304 u8 cnic_base_cl_id;
Michael Chan37b091b2009-10-10 13:46:55 +00001305#endif
1306
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001307 int dmae_ready;
1308 /* used to synchronize dmae accesses */
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001309 spinlock_t dmae_lock;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001310
Eilon Greensteinc4ff7cb2009-10-15 00:18:27 -07001311 /* used to protect the FW mail box */
1312 struct mutex fw_mb_mutex;
1313
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001314 /* used to synchronize stats collecting */
1315 int stats_state;
Vladislav Zolotarova13773a2010-07-21 05:59:01 +00001316
1317 /* used for synchronization of concurrent threads statistics handling */
1318 spinlock_t stats_lock;
1319
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001320 /* used by dmae command loader */
1321 struct dmae_command stats_dmae;
1322 int executer_idx;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001323
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001324 u16 stats_counter;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001325 struct bnx2x_eth_stats eth_stats;
1326
1327 struct z_stream_s *strm;
1328 void *gunzip_buf;
1329 dma_addr_t gunzip_mapping;
1330 int gunzip_outlen;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001331#define FW_BUF_SIZE 0x8000
Eilon Greenstein573f2032009-08-12 08:24:14 +00001332#define GUNZIP_BUF(bp) (bp->gunzip_buf)
1333#define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
1334#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001335
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001336 struct raw_op *init_ops;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001337 /* Init blocks offsets inside init_ops */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001338 u16 *init_ops_offsets;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001339 /* Data blob - has 32 bit granularity */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001340 u32 *init_data;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001341 u32 init_mode_flags;
1342#define INIT_MODE_FLAGS(bp) (bp->init_mode_flags)
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001343 /* Zipped PRAM blobs - raw data */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001344 const u8 *tsem_int_table_data;
1345 const u8 *tsem_pram_data;
1346 const u8 *usem_int_table_data;
1347 const u8 *usem_pram_data;
1348 const u8 *xsem_int_table_data;
1349 const u8 *xsem_pram_data;
1350 const u8 *csem_int_table_data;
1351 const u8 *csem_pram_data;
Eilon Greenstein573f2032009-08-12 08:24:14 +00001352#define INIT_OPS(bp) (bp->init_ops)
1353#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
1354#define INIT_DATA(bp) (bp->init_data)
1355#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
1356#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
1357#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
1358#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
1359#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
1360#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
1361#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
1362#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
1363
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001364#define PHY_FW_VER_LEN 20
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001365 char fw_ver[32];
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001366 const struct firmware *firmware;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001367
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001368 /* LLDP params */
1369 struct bnx2x_config_lldp_params lldp_config_params;
1370
Shmulik Ravid785b9b12010-12-30 06:27:03 +00001371 /* DCB support on/off */
1372 u16 dcb_state;
1373#define BNX2X_DCB_STATE_OFF 0
1374#define BNX2X_DCB_STATE_ON 1
1375
1376 /* DCBX engine mode */
1377 int dcbx_enabled;
1378#define BNX2X_DCBX_ENABLED_OFF 0
1379#define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
1380#define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
1381#define BNX2X_DCBX_ENABLED_INVALID (-1)
1382
1383 bool dcbx_mode_uset;
1384
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001385 struct bnx2x_config_dcbx_params dcbx_config_params;
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001386 struct bnx2x_dcbx_port_params dcbx_port_params;
1387 int dcb_version;
1388
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001389 /* CAM credit pools */
1390 struct bnx2x_credit_pool_obj macs_pool;
1391
1392 /* RX_MODE object */
1393 struct bnx2x_rx_mode_obj rx_mode_obj;
1394
1395 /* MCAST object */
1396 struct bnx2x_mcast_obj mcast_obj;
1397
1398 /* RSS configuration object */
1399 struct bnx2x_rss_config_obj rss_conf_obj;
1400
1401 /* Function State controlling object */
1402 struct bnx2x_func_sp_obj func_obj;
1403
1404 unsigned long sp_state;
1405
1406 /* DCBX Negotation results */
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001407 struct dcbx_features dcbx_local_feat;
1408 u32 dcbx_error;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001409
Shmulik Ravid0be6bc62011-05-18 02:55:31 +00001410#ifdef BCM_DCBNL
1411 struct dcbx_features dcbx_remote_feat;
1412 u32 dcbx_remote_flags;
1413#endif
Dmitry Kravkove3835b92011-03-06 10:50:44 +00001414 u32 pending_max;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001415};
1416
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001417/* Tx queues may be less or equal to Rx queues */
1418extern int num_queues;
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001419#define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001420#define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NONE_ETH_CONTEXT_USE)
1421
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001422#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001423
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001424#define BNX2X_MAX_QUEUES(bp) (bp->igu_sb_cnt - CNIC_CONTEXT_USE)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001425
1426#define RSS_IPV4_CAP_MASK \
1427 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1428
1429#define RSS_IPV4_TCP_CAP_MASK \
1430 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1431
1432#define RSS_IPV6_CAP_MASK \
1433 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1434
1435#define RSS_IPV6_TCP_CAP_MASK \
1436 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1437
1438/* func init flags */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001439#define FUNC_FLG_RSS 0x0001
1440#define FUNC_FLG_STATS 0x0002
1441/* removed FUNC_FLG_UNMATCHED 0x0004 */
1442#define FUNC_FLG_TPA 0x0008
1443#define FUNC_FLG_SPQ 0x0010
1444#define FUNC_FLG_LEADING 0x0020 /* PF only */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001445
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001446
1447struct bnx2x_func_init_params {
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001448 /* dma */
1449 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */
1450 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */
1451
1452 u16 func_flgs;
1453 u16 func_id; /* abs fid */
1454 u16 pf_id;
1455 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */
1456};
1457
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001458#define for_each_eth_queue(bp, var) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001459 for (var = 0; var < BNX2X_NUM_ETH_QUEUES(bp); var++)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001460
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001461#define for_each_nondefault_eth_queue(bp, var) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001462 for (var = 1; var < BNX2X_NUM_ETH_QUEUES(bp); var++)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001463
1464#define for_each_queue(bp, var) \
1465 for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
1466 if (skip_queue(bp, var)) \
1467 continue; \
1468 else
1469
1470#define for_each_rx_queue(bp, var) \
1471 for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
1472 if (skip_rx_queue(bp, var)) \
1473 continue; \
1474 else
1475
1476#define for_each_tx_queue(bp, var) \
1477 for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
1478 if (skip_tx_queue(bp, var)) \
1479 continue; \
1480 else
1481
1482#define for_each_nondefault_queue(bp, var) \
1483 for (var = 1; var < BNX2X_NUM_QUEUES(bp); var++) \
1484 if (skip_queue(bp, var)) \
1485 continue; \
1486 else
1487
1488/* skip rx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001489 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001490 */
1491#define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1492
1493/* skip tx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001494 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001495 */
1496#define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1497
1498#define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
Eilon Greenstein3196a882008-08-13 15:58:49 -07001499
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001500
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001501
1502
1503/**
1504 * bnx2x_set_mac_one - configure a single MAC address
1505 *
1506 * @bp: driver handle
1507 * @mac: MAC to configure
1508 * @obj: MAC object handle
1509 * @set: if 'true' add a new MAC, otherwise - delete
1510 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list)
1511 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1512 *
1513 * Configures one MAC according to provided parameters or continues the
1514 * execution of previously scheduled commands if RAMROD_CONT is set in
1515 * ramrod_flags.
1516 *
1517 * Returns zero if operation has successfully completed, a positive value if the
1518 * operation has been successfully scheduled and a negative - if a requested
1519 * operations has failed.
1520 */
1521int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1522 struct bnx2x_vlan_mac_obj *obj, bool set,
1523 int mac_type, unsigned long *ramrod_flags);
1524/**
1525 * Deletes all MACs configured for the specific MAC object.
1526 *
1527 * @param bp Function driver instance
1528 * @param mac_obj MAC object to cleanup
1529 *
1530 * @return zero if all MACs were cleaned
1531 */
1532
1533/**
1534 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
1535 *
1536 * @bp: driver handle
1537 * @mac_obj: MAC object handle
1538 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC)
1539 * @wait_for_comp: if 'true' block until completion
1540 *
1541 * Deletes all MACs of the specific type (e.g. ETH, UC list).
1542 *
1543 * Returns zero if operation has successfully completed, a positive value if the
1544 * operation has been successfully scheduled and a negative - if a requested
1545 * operations has failed.
1546 */
1547int bnx2x_del_all_macs(struct bnx2x *bp,
1548 struct bnx2x_vlan_mac_obj *mac_obj,
1549 int mac_type, bool wait_for_comp);
1550
1551/* Init Function API */
1552void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
1553int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1554int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1555int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
1556int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001557void bnx2x_read_mf_cfg(struct bnx2x *bp);
1558
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001559
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001560/* dmae */
Yaniv Rosnerc18487e2008-06-23 20:27:52 -07001561void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1562void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1563 u32 len32);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001564void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1565u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1566u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1567u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1568 bool with_comp, u8 comp_type);
1569
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001570
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001571void bnx2x_calc_fc_adv(struct bnx2x *bp);
1572int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001573 u32 data_hi, u32 data_lo, int cmd_type);
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001574void bnx2x_update_coalesce(struct bnx2x *bp);
Yaniv Rosner1ac9e422011-05-31 21:26:11 +00001575int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001576
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001577static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1578 int wait)
1579{
1580 u32 val;
1581
1582 do {
1583 val = REG_RD(bp, reg);
1584 if (val == expected)
1585 break;
1586 ms -= wait;
1587 msleep(wait);
1588
1589 } while (ms > 0);
1590
1591 return val;
1592}
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001593
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001594#define BNX2X_ILT_ZALLOC(x, y, size) \
1595 do { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001596 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001597 if (x) \
1598 memset(x, 0, size); \
1599 } while (0)
1600
1601#define BNX2X_ILT_FREE(x, y, size) \
1602 do { \
1603 if (x) { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001604 dma_free_coherent(&bp->pdev->dev, size, x, y); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001605 x = NULL; \
1606 y = 0; \
1607 } \
1608 } while (0)
1609
1610#define ILOG2(x) (ilog2((x)))
1611
1612#define ILT_NUM_PAGE_ENTRIES (3072)
1613/* In 57710/11 we use whole table since we have 8 func
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001614 * In 57712 we have only 4 func, but use same size per func, then only half of
1615 * the table in use
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001616 */
1617#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
1618
1619#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
1620/*
1621 * the phys address is shifted right 12 bits and has an added
1622 * 1=valid bit added to the 53rd bit
1623 * then since this is a wide register(TM)
1624 * we split it into two 32 bit writes
1625 */
1626#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1627#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001628
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001629/* load/unload mode */
1630#define LOAD_NORMAL 0
1631#define LOAD_OPEN 1
1632#define LOAD_DIAG 2
1633#define UNLOAD_NORMAL 0
1634#define UNLOAD_CLOSE 1
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001635#define UNLOAD_RECOVERY 2
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001636
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001637
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001638/* DMAE command defines */
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001639#define DMAE_TIMEOUT -1
1640#define DMAE_PCI_ERROR -2 /* E2 and onward */
1641#define DMAE_NOT_RDY -3
1642#define DMAE_PCI_ERR_FLAG 0x80000000
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001643
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001644#define DMAE_SRC_PCI 0
1645#define DMAE_SRC_GRC 1
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001646
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001647#define DMAE_DST_NONE 0
1648#define DMAE_DST_PCI 1
1649#define DMAE_DST_GRC 2
1650
1651#define DMAE_COMP_PCI 0
1652#define DMAE_COMP_GRC 1
1653
1654/* E2 and onward - PCI error handling in the completion */
1655
1656#define DMAE_COMP_REGULAR 0
1657#define DMAE_COM_SET_ERR 1
1658
1659#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
1660 DMAE_COMMAND_SRC_SHIFT)
1661#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
1662 DMAE_COMMAND_SRC_SHIFT)
1663
1664#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
1665 DMAE_COMMAND_DST_SHIFT)
1666#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
1667 DMAE_COMMAND_DST_SHIFT)
1668
1669#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
1670 DMAE_COMMAND_C_DST_SHIFT)
1671#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
1672 DMAE_COMMAND_C_DST_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001673
1674#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
1675
1676#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
1677#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
1678#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
1679#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
1680
1681#define DMAE_CMD_PORT_0 0
1682#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
1683
1684#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
1685#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
1686#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
1687
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001688#define DMAE_SRC_PF 0
1689#define DMAE_SRC_VF 1
1690
1691#define DMAE_DST_PF 0
1692#define DMAE_DST_VF 1
1693
1694#define DMAE_C_SRC 0
1695#define DMAE_C_DST 1
1696
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001697#define DMAE_LEN32_RD_MAX 0x80
Vladislav Zolotarov02e3c6c2010-04-19 01:13:33 +00001698#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001699
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001700#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
1701 indicates eror */
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001702
1703#define MAX_DMAE_C_PER_PORT 8
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001704#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001705 BP_E1HVN(bp))
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001706#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001707 E1HVN_MAX)
1708
Eliezer Tamir25047952008-02-28 11:50:16 -08001709/* PCIE link and speed */
1710#define PCICFG_LINK_WIDTH 0x1f00000
1711#define PCICFG_LINK_WIDTH_SHIFT 20
1712#define PCICFG_LINK_SPEED 0xf0000
1713#define PCICFG_LINK_SPEED_SHIFT 16
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001714
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001715
Eilon Greensteind3d4f492009-02-12 08:36:27 +00001716#define BNX2X_NUM_TESTS 7
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001717
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001718#define BNX2X_PHY_LOOPBACK 0
1719#define BNX2X_MAC_LOOPBACK 1
1720#define BNX2X_PHY_LOOPBACK_FAILED 1
1721#define BNX2X_MAC_LOOPBACK_FAILED 2
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001722#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
1723 BNX2X_PHY_LOOPBACK_FAILED)
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001724
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001725
1726#define STROM_ASSERT_ARRAY_SIZE 50
1727
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001728
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001729/* must be used on a CID before placing it on a HW ring */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001730#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001731 (BP_E1HVN(bp) << BNX2X_SWCID_SHIFT) | \
1732 (x))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001733
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001734#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
1735#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
1736
1737
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001738#define BNX2X_BTR 4
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001739#define MAX_SPQ_PENDING 8
1740
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00001741/* CMNG constants, as derived from system spec calculations */
1742/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
1743#define DEF_MIN_RATE 100
Dmitry Kravkov9b3de1e2011-03-06 10:51:37 +00001744/* resolution of the rate shaping timer - 400 usec */
1745#define RS_PERIODIC_TIMEOUT_USEC 400
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001746/* number of bytes in single QM arbitration cycle -
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00001747 * coefficient for calculating the fairness timer */
1748#define QM_ARB_BYTES 160000
1749/* resolution of Min algorithm 1:100 */
1750#define MIN_RES 100
1751/* how many bytes above threshold for the minimal credit of Min algorithm*/
1752#define MIN_ABOVE_THRESH 32768
1753/* Fairness algorithm integration time coefficient -
1754 * for calculating the actual Tfair */
1755#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES)
1756/* Memory of fairness algorithm . 2 cycles */
1757#define FAIR_MEM 2
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001758
1759
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001760#define ATTN_NIG_FOR_FUNC (1L << 8)
1761#define ATTN_SW_TIMER_4_FUNC (1L << 9)
1762#define GPIO_2_FUNC (1L << 10)
1763#define GPIO_3_FUNC (1L << 11)
1764#define GPIO_4_FUNC (1L << 12)
1765#define ATTN_GENERAL_ATTN_1 (1L << 13)
1766#define ATTN_GENERAL_ATTN_2 (1L << 14)
1767#define ATTN_GENERAL_ATTN_3 (1L << 15)
1768#define ATTN_GENERAL_ATTN_4 (1L << 13)
1769#define ATTN_GENERAL_ATTN_5 (1L << 14)
1770#define ATTN_GENERAL_ATTN_6 (1L << 15)
1771
1772#define ATTN_HARD_WIRED_MASK 0xff00
1773#define ATTENTION_ID 4
1774
1775
1776/* stuff added to make the code fit 80Col */
1777
1778#define BNX2X_PMF_LINK_ASSERT \
1779 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
1780
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001781#define BNX2X_MC_ASSERT_BITS \
1782 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1783 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1784 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1785 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
1786
1787#define BNX2X_MCP_ASSERT \
1788 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
1789
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001790#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
1791#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
1792 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
1793 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
1794 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
1795 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
1796 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
1797
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001798#define HW_INTERRUT_ASSERT_SET_0 \
1799 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
1800 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
1801 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001802 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001803#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001804 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
1805 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
1806 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001807 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
1808 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
1809 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001810#define HW_INTERRUT_ASSERT_SET_1 \
1811 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
1812 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
1813 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
1814 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
1815 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
1816 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
1817 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
1818 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
1819 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
1820 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
1821 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001822#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001823 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001824 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001825 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001826 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001827 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001828 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001829 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001830 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001831 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
1832 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001833 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001834 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
1835 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001836 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
1837 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001838#define HW_INTERRUT_ASSERT_SET_2 \
1839 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
1840 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
1841 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
1842 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
1843 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001844#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001845 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
1846 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
1847 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
1848 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001849 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001850 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
1851 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
1852
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001853#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
1854 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
1855 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
1856 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001857
Tom Herbertc68ed252010-04-23 00:10:52 -07001858#define RSS_FLAGS(bp) \
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001859 (TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \
1860 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \
1861 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \
1862 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \
Eilon Greenstein555f6c72009-02-12 08:36:11 +00001863 (bp->multi_mode << \
1864 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001865#define MULTI_MASK 0x7f
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001866
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001867
1868#define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func)
1869#define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func)
1870#define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func)
1871#define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func)
1872
1873#define DEF_USB_IGU_INDEX_OFF \
1874 offsetof(struct cstorm_def_status_block_u, igu_index)
1875#define DEF_CSB_IGU_INDEX_OFF \
1876 offsetof(struct cstorm_def_status_block_c, igu_index)
1877#define DEF_XSB_IGU_INDEX_OFF \
1878 offsetof(struct xstorm_def_status_block, igu_index)
1879#define DEF_TSB_IGU_INDEX_OFF \
1880 offsetof(struct tstorm_def_status_block, igu_index)
1881
1882#define DEF_USB_SEGMENT_OFF \
1883 offsetof(struct cstorm_def_status_block_u, segment)
1884#define DEF_CSB_SEGMENT_OFF \
1885 offsetof(struct cstorm_def_status_block_c, segment)
1886#define DEF_XSB_SEGMENT_OFF \
1887 offsetof(struct xstorm_def_status_block, segment)
1888#define DEF_TSB_SEGMENT_OFF \
1889 offsetof(struct tstorm_def_status_block, segment)
1890
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001891#define BNX2X_SP_DSB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001892 (&bp->def_status_blk->sp_sb.\
1893 index_values[HC_SP_INDEX_ETH_DEF_CONS])
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001894
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001895#define SET_FLAG(value, mask, flag) \
1896 do {\
1897 (value) &= ~(mask);\
1898 (value) |= ((flag) << (mask##_SHIFT));\
1899 } while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001900
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001901#define GET_FLAG(value, mask) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001902 (((value) & (mask)) >> (mask##_SHIFT))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001903
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001904#define GET_FIELD(value, fname) \
1905 (((value) & (fname##_MASK)) >> (fname##_SHIFT))
1906
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001907#define CAM_IS_INVALID(x) \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001908 (GET_FLAG(x.flags, \
1909 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
1910 (T_ETH_MAC_COMMAND_INVALIDATE))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001911
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001912/* Number of u32 elements in MC hash array */
1913#define MC_HASH_SIZE 8
1914#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
1915 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
1916
1917
1918#ifndef PXP2_REG_PXP2_INT_STS
1919#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
1920#endif
1921
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001922#ifndef ETH_MAX_RX_CLIENTS_E2
1923#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
1924#endif
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001925
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001926#define BNX2X_VPD_LEN 128
1927#define VENDOR_ID_LEN 4
1928
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001929/* Congestion management fairness mode */
1930#define CMNG_FNS_NONE 0
1931#define CMNG_FNS_MINMAX 1
1932
1933#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
1934#define HC_SEG_ACCESS_ATTN 4
1935#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
1936
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001937static const u32 dmae_reg_go_c[] = {
1938 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
1939 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
1940 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
1941 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
1942};
Dmitry Kravkovb0efbb92010-07-27 12:33:43 +00001943
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001944void bnx2x_set_ethtool_ops(struct net_device *netdev);
Yaniv Rosner3deb8162011-06-14 01:34:33 +00001945void bnx2x_notify_link_changed(struct bnx2x *bp);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001946#endif /* bnx2x.h */