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Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001/* bnx2x.h: Broadcom Everest network driver.
2 *
Ariel Elior85b26ea2012-01-26 06:01:54 +00003 * Copyright (c) 2007-2012 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>
Alexey Dobriyanb7f080c2011-06-16 11:01:34 +000017#include <linux/dma-mapping.h>
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +000018#include <linux/types.h>
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020019
Eilon Greenstein34f80b02008-06-23 20:33:01 -070020/* compilation time flags */
21
22/* define this to make the driver freeze on error to allow getting debug info
23 * (you will need to reboot afterwards) */
24/* #define BNX2X_STOP_ON_ERROR */
25
Yuval Mintz515e1242012-10-01 03:46:20 +000026#define DRV_MODULE_VERSION "1.78.00-0"
27#define DRV_MODULE_RELDATE "2012/09/27"
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +000028#define BNX2X_BC_VER 0x040200
29
Shmulik Ravid785b9b12010-12-30 06:27:03 +000030#if defined(CONFIG_DCB)
Shmulik Ravid98507672011-02-28 12:19:55 -080031#define BCM_DCBNL
Shmulik Ravid785b9b12010-12-30 06:27:03 +000032#endif
Yuval Mintzb475d782012-04-03 18:41:29 +000033
34
35#include "bnx2x_hsi.h"
36
Dmitry Kravkov5d1e8592010-07-27 12:31:10 +000037#include "../cnic_if.h"
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000038
Merav Sicron55c11942012-11-07 00:45:48 +000039
40#define BNX2X_MIN_MSIX_VEC_CNT(bp) ((bp)->min_msix_vec_cnt)
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000041
Eilon Greenstein01cd4522009-08-12 08:23:08 +000042#include <linux/mdio.h>
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030043
Eilon Greenstein359d8b12009-02-12 08:38:25 +000044#include "bnx2x_reg.h"
45#include "bnx2x_fw_defs.h"
Barak Witkowski2e499d32012-06-26 01:31:19 +000046#include "bnx2x_mfw_req.h"
Eilon Greenstein359d8b12009-02-12 08:38:25 +000047#include "bnx2x_link.h"
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030048#include "bnx2x_sp.h"
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +000049#include "bnx2x_dcb.h"
Dmitry Kravkov6c719d02010-07-27 12:36:15 +000050#include "bnx2x_stats.h"
Eilon Greenstein359d8b12009-02-12 08:38:25 +000051
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020052/* error/debug prints */
53
Eilon Greenstein34f80b02008-06-23 20:33:01 -070054#define DRV_MODULE_NAME "bnx2x"
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020055
56/* for messages that are currently off */
Merav Sicron51c1a582012-03-18 10:33:38 +000057#define BNX2X_MSG_OFF 0x0
58#define BNX2X_MSG_MCP 0x0010000 /* was: NETIF_MSG_HW */
59#define BNX2X_MSG_STATS 0x0020000 /* was: NETIF_MSG_TIMER */
60#define BNX2X_MSG_NVM 0x0040000 /* was: NETIF_MSG_HW */
61#define BNX2X_MSG_DMAE 0x0080000 /* was: NETIF_MSG_HW */
62#define BNX2X_MSG_SP 0x0100000 /* was: NETIF_MSG_INTR */
63#define BNX2X_MSG_FP 0x0200000 /* was: NETIF_MSG_INTR */
64#define BNX2X_MSG_IOV 0x0800000
65#define BNX2X_MSG_IDLE 0x2000000 /* used for idle check*/
66#define BNX2X_MSG_ETHTOOL 0x4000000
67#define BNX2X_MSG_DCB 0x8000000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020068
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020069/* regular debug print */
Joe Perchesf1deab52011-08-14 12:16:21 +000070#define DP(__mask, fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +000071do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000072 if (unlikely(bp->msg_enable & (__mask))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000073 pr_notice("[%s:%d(%s)]" fmt, \
74 __func__, __LINE__, \
75 bp->dev ? (bp->dev->name) : "?", \
76 ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +000077} while (0)
Eilon Greenstein34f80b02008-06-23 20:33:01 -070078
Joe Perchesf1deab52011-08-14 12:16:21 +000079#define DP_CONT(__mask, fmt, ...) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030080do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000081 if (unlikely(bp->msg_enable & (__mask))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000082 pr_cont(fmt, ##__VA_ARGS__); \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030083} while (0)
84
Eilon Greenstein34f80b02008-06-23 20:33:01 -070085/* errors debug print */
Joe Perchesf1deab52011-08-14 12:16:21 +000086#define BNX2X_DBG_ERR(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +000087do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000088 if (unlikely(netif_msg_probe(bp))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000089 pr_err("[%s:%d(%s)]" fmt, \
Joe Perches7995c642010-02-17 15:01:52 +000090 __func__, __LINE__, \
91 bp->dev ? (bp->dev->name) : "?", \
Joe Perchesf1deab52011-08-14 12:16:21 +000092 ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +000093} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020094
95/* for errors (never masked) */
Joe Perchesf1deab52011-08-14 12:16:21 +000096#define BNX2X_ERR(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +000097do { \
Joe Perchesf1deab52011-08-14 12:16:21 +000098 pr_err("[%s:%d(%s)]" fmt, \
Joe Perches7995c642010-02-17 15:01:52 +000099 __func__, __LINE__, \
100 bp->dev ? (bp->dev->name) : "?", \
Joe Perchesf1deab52011-08-14 12:16:21 +0000101 ##__VA_ARGS__); \
102} while (0)
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000103
Joe Perchesf1deab52011-08-14 12:16:21 +0000104#define BNX2X_ERROR(fmt, ...) \
105 pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__)
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000106
Eliezer Tamirf1410642008-02-28 11:51:50 -0800107
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200108/* before we have a dev->name use dev_info() */
Joe Perchesf1deab52011-08-14 12:16:21 +0000109#define BNX2X_DEV_INFO(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +0000110do { \
Merav Sicron51c1a582012-03-18 10:33:38 +0000111 if (unlikely(netif_msg_probe(bp))) \
Joe Perchesf1deab52011-08-14 12:16:21 +0000112 dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +0000113} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200114
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200115#ifdef BNX2X_STOP_ON_ERROR
Ariel Elior6383c0b2011-07-14 08:31:57 +0000116void bnx2x_int_disable(struct bnx2x *bp);
Joe Perchesf1deab52011-08-14 12:16:21 +0000117#define bnx2x_panic() \
118do { \
119 bp->panic = 1; \
120 BNX2X_ERR("driver assert\n"); \
121 bnx2x_int_disable(bp); \
122 bnx2x_panic_dump(bp); \
123} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200124#else
Joe Perchesf1deab52011-08-14 12:16:21 +0000125#define bnx2x_panic() \
126do { \
127 bp->panic = 1; \
128 BNX2X_ERR("driver assert\n"); \
129 bnx2x_panic_dump(bp); \
130} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200131#endif
132
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000133#define bnx2x_mc_addr(ha) ((ha)->addr)
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -0800134#define bnx2x_uc_addr(ha) ((ha)->addr)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200135
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700136#define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff)
137#define U64_HI(x) (u32)(((u64)(x)) >> 32)
138#define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200139
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200140
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000141#define REG_ADDR(bp, offset) ((bp->regview) + (offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700142
143#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
144#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000145#define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700146
147#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200148#define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700149#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200150
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700151#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
152#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200153
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700154#define REG_RD_DMAE(bp, offset, valp, len32) \
155 do { \
156 bnx2x_read_dmae(bp, offset, len32);\
Eilon Greenstein573f2032009-08-12 08:24:14 +0000157 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700158 } while (0)
159
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700160#define REG_WR_DMAE(bp, offset, valp, len32) \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200161 do { \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000162 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200163 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
164 offset, len32); \
165 } while (0)
166
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000167#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
168 REG_WR_DMAE(bp, offset, valp, len32)
169
Vladislav Zolotarov3359fce2010-02-17 13:35:01 -0800170#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000171 do { \
172 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
173 bnx2x_write_big_buf_wb(bp, addr, len32); \
174 } while (0)
175
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700176#define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
177 offsetof(struct shmem_region, field))
178#define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
179#define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200180
Eilon Greenstein2691d512009-08-12 08:22:08 +0000181#define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
182 offsetof(struct shmem2_region, field))
183#define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
184#define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000185#define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \
186 offsetof(struct mf_cfg, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000187#define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000188 offsetof(struct mf2_cfg, field))
Eilon Greenstein2691d512009-08-12 08:22:08 +0000189
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000190#define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field))
191#define MF_CFG_WR(bp, field, val) REG_WR(bp,\
192 MF_CFG_ADDR(bp, field), (val))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000193#define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000194
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000195#define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \
196 (SHMEM2_RD((bp), size) > \
197 offsetof(struct shmem2_region, field)))
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000198
Eilon Greenstein345b5d52008-08-13 15:58:12 -0700199#define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
Eilon Greenstein3196a882008-08-13 15:58:49 -0700200#define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200201
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000202/* SP SB indices */
203
204/* General SP events - stats query, cfc delete, etc */
205#define HC_SP_INDEX_ETH_DEF_CONS 3
206
207/* EQ completions */
208#define HC_SP_INDEX_EQ_CONS 7
209
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000210/* FCoE L2 connection completions */
211#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6
212#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000213/* iSCSI L2 */
214#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5
215#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1
216
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000217/* Special clients parameters */
218
219/* SB indices */
220/* FCoE L2 */
221#define BNX2X_FCOE_L2_RX_INDEX \
222 (&bp->def_status_blk->sp_sb.\
223 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
224
225#define BNX2X_FCOE_L2_TX_INDEX \
226 (&bp->def_status_blk->sp_sb.\
227 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
228
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000229/**
230 * CIDs and CLIDs:
231 * CLIDs below is a CLID for func 0, then the CLID for other
232 * functions will be calculated by the formula:
233 *
234 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
235 *
236 */
David S. Miller1805b2f2011-10-24 18:18:09 -0400237enum {
238 BNX2X_ISCSI_ETH_CL_ID_IDX,
239 BNX2X_FCOE_ETH_CL_ID_IDX,
240 BNX2X_MAX_CNIC_ETH_CL_ID_IDX,
241};
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000242
Merav Sicron37ae41a2012-06-19 07:48:27 +0000243#define BNX2X_CNIC_START_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) *\
244 (bp)->max_cos)
David S. Miller1805b2f2011-10-24 18:18:09 -0400245 /* iSCSI L2 */
Merav Sicron37ae41a2012-06-19 07:48:27 +0000246#define BNX2X_ISCSI_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp))
David S. Miller1805b2f2011-10-24 18:18:09 -0400247 /* FCoE L2 */
Merav Sicron37ae41a2012-06-19 07:48:27 +0000248#define BNX2X_FCOE_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp) + 1)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000249
Merav Sicron55c11942012-11-07 00:45:48 +0000250#define CNIC_SUPPORT(bp) ((bp)->cnic_support)
251#define CNIC_ENABLED(bp) ((bp)->cnic_enabled)
252#define CNIC_LOADED(bp) ((bp)->cnic_loaded)
253#define FCOE_INIT(bp) ((bp)->fcoe_init)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000254
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000255#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
256 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
257
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000258#define SM_RX_ID 0
259#define SM_TX_ID 1
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200260
Ariel Elior6383c0b2011-07-14 08:31:57 +0000261/* defines for multiple tx priority indices */
262#define FIRST_TX_ONLY_COS_INDEX 1
263#define FIRST_TX_COS_INDEX 0
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200264
Ariel Elior6383c0b2011-07-14 08:31:57 +0000265/* rules for calculating the cids of tx-only connections */
Merav Sicron65565882012-06-19 07:48:26 +0000266#define CID_TO_FP(cid, bp) ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp))
267#define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \
268 (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000269
270/* fp index inside class of service range */
Merav Sicron65565882012-06-19 07:48:26 +0000271#define FP_COS_TO_TXQ(fp, cos, bp) \
272 ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000273
Merav Sicron65565882012-06-19 07:48:26 +0000274/* Indexes for transmission queues array:
275 * txdata for RSS i CoS j is at location i + (j * num of RSS)
276 * txdata for FCoE (if exist) is at location max cos * num of RSS
277 * txdata for FWD (if exist) is one location after FCoE
278 * txdata for OOO (if exist) is one location after FWD
Ariel Elior6383c0b2011-07-14 08:31:57 +0000279 */
Merav Sicron65565882012-06-19 07:48:26 +0000280enum {
281 FCOE_TXQ_IDX_OFFSET,
282 FWD_TXQ_IDX_OFFSET,
283 OOO_TXQ_IDX_OFFSET,
284};
285#define MAX_ETH_TXQ_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos)
Merav Sicron65565882012-06-19 07:48:26 +0000286#define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET)
Ariel Elior6383c0b2011-07-14 08:31:57 +0000287
288/* fast path */
Eric Dumazete52fcb22011-11-14 06:05:34 +0000289/*
290 * This driver uses new build_skb() API :
291 * RX ring buffer contains pointer to kmalloc() data only,
292 * skb are built only after Hardware filled the frame.
293 */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200294struct sw_rx_bd {
Eric Dumazete52fcb22011-11-14 06:05:34 +0000295 u8 *data;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000296 DEFINE_DMA_UNMAP_ADDR(mapping);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200297};
298
299struct sw_tx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700300 struct sk_buff *skb;
301 u16 first_bd;
Eilon Greensteinca003922009-08-12 22:53:28 -0700302 u8 flags;
303/* Set on the first BD descriptor when there is a split BD */
304#define BNX2X_TSO_SPLIT_BD (1<<0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200305};
306
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700307struct sw_rx_page {
308 struct page *page;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000309 DEFINE_DMA_UNMAP_ADDR(mapping);
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700310};
311
Eilon Greensteinca003922009-08-12 22:53:28 -0700312union db_prod {
313 struct doorbell_set_prod data;
314 u32 raw;
315};
316
David S. Miller8decf862011-09-22 03:23:13 -0400317/* dropless fc FW/HW related params */
318#define BRB_SIZE(bp) (CHIP_IS_E3(bp) ? 1024 : 512)
319#define MAX_AGG_QS(bp) (CHIP_IS_E1(bp) ? \
320 ETH_MAX_AGGREGATION_QUEUES_E1 :\
321 ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
322#define FW_DROP_LEVEL(bp) (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
323#define FW_PREFETCH_CNT 16
324#define DROPLESS_FC_HEADROOM 100
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700325
326/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300327#define BCM_PAGE_SHIFT 12
328#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
329#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700330#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
331
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300332#define PAGES_PER_SGE_SHIFT 0
333#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
334#define SGE_PAGE_SIZE PAGE_SIZE
335#define SGE_PAGE_SHIFT PAGE_SHIFT
336#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700337
338/* SGE ring related macros */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300339#define NUM_RX_SGE_PAGES 2
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700340#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
David S. Miller8decf862011-09-22 03:23:13 -0400341#define NEXT_PAGE_SGE_DESC_CNT 2
342#define MAX_RX_SGE_CNT (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
Eilon Greenstein33471622008-08-13 15:59:08 -0700343/* RX_SGE_CNT is promised to be a power of 2 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300344#define RX_SGE_MASK (RX_SGE_CNT - 1)
345#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
346#define MAX_RX_SGE (NUM_RX_SGE - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700347#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400348 (MAX_RX_SGE_CNT - 1)) ? \
349 (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
350 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300351#define RX_SGE(x) ((x) & MAX_RX_SGE)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700352
David S. Miller8decf862011-09-22 03:23:13 -0400353/*
354 * Number of required SGEs is the sum of two:
355 * 1. Number of possible opened aggregations (next packet for
356 * these aggregations will probably consume SGE immidiatelly)
357 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
358 * after placement on BD for new TPA aggregation)
359 *
360 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
361 */
362#define NUM_SGE_REQ (MAX_AGG_QS(bp) + \
363 (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
364#define NUM_SGE_PG_REQ ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
365 MAX_RX_SGE_CNT)
366#define SGE_TH_LO(bp) (NUM_SGE_REQ + \
367 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
368#define SGE_TH_HI(bp) (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
369
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300370/* Manipulate a bit vector defined as an array of u64 */
371
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700372/* Number of bits in one sge_mask array element */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300373#define BIT_VEC64_ELEM_SZ 64
374#define BIT_VEC64_ELEM_SHIFT 6
375#define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1)
376
377
378#define __BIT_VEC64_SET_BIT(el, bit) \
379 do { \
380 el = ((el) | ((u64)0x1 << (bit))); \
381 } while (0)
382
383#define __BIT_VEC64_CLEAR_BIT(el, bit) \
384 do { \
385 el = ((el) & (~((u64)0x1 << (bit)))); \
386 } while (0)
387
388
389#define BIT_VEC64_SET_BIT(vec64, idx) \
390 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
391 (idx) & BIT_VEC64_ELEM_MASK)
392
393#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
394 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
395 (idx) & BIT_VEC64_ELEM_MASK)
396
397#define BIT_VEC64_TEST_BIT(vec64, idx) \
398 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
399 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700400
401/* Creates a bitmask of all ones in less significant bits.
402 idx - index of the most significant bit in the created mask */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300403#define BIT_VEC64_ONES_MASK(idx) \
404 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
405#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
406
407/*******************************************************/
408
409
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700410
411/* Number of u64 elements in SGE mask array */
Dmitry Kravkovb3637822011-11-13 04:34:27 +0000412#define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700413#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
414#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
415
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000416union host_hc_status_block {
417 /* pointer to fp status block e1x */
418 struct host_hc_status_block_e1x *e1x_sb;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000419 /* pointer to fp status block e2 */
420 struct host_hc_status_block_e2 *e2_sb;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000421};
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700422
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300423struct bnx2x_agg_info {
424 /*
Eric Dumazete52fcb22011-11-14 06:05:34 +0000425 * First aggregation buffer is a data buffer, the following - are pages.
426 * We will preallocate the data buffer for each aggregation when
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300427 * we open the interface and will replace the BD at the consumer
428 * with this one when we receive the TPA_START CQE in order to
429 * keep the Rx BD ring consistent.
430 */
431 struct sw_rx_bd first_buf;
432 u8 tpa_state;
433#define BNX2X_TPA_START 1
434#define BNX2X_TPA_STOP 2
435#define BNX2X_TPA_ERROR 3
436 u8 placement_offset;
437 u16 parsing_flags;
438 u16 vlan_tag;
439 u16 len_on_bd;
Eric Dumazete52fcb22011-11-14 06:05:34 +0000440 u32 rxhash;
Eric Dumazeta334b5f2012-07-09 06:02:24 +0000441 bool l4_rxhash;
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000442 u16 gro_size;
443 u16 full_page;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300444};
445
446#define Q_STATS_OFFSET32(stat_name) \
447 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
448
Ariel Elior6383c0b2011-07-14 08:31:57 +0000449struct bnx2x_fp_txdata {
450
451 struct sw_tx_bd *tx_buf_ring;
452
453 union eth_tx_bd_types *tx_desc_ring;
454 dma_addr_t tx_desc_mapping;
455
456 u32 cid;
457
458 union db_prod tx_db;
459
460 u16 tx_pkt_prod;
461 u16 tx_pkt_cons;
462 u16 tx_bd_prod;
463 u16 tx_bd_cons;
464
465 unsigned long tx_pkt;
466
467 __le16 *tx_cons_sb;
468
469 int txq_index;
Merav Sicron65565882012-06-19 07:48:26 +0000470 struct bnx2x_fastpath *parent_fp;
471 int tx_ring_size;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000472};
473
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000474enum bnx2x_tpa_mode_t {
475 TPA_MODE_LRO,
476 TPA_MODE_GRO
477};
478
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200479struct bnx2x_fastpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300480 struct bnx2x *bp; /* parent */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200481
Dmitry Kravkovd6214d72010-10-06 03:32:10 +0000482#define BNX2X_NAPI_WEIGHT 128
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700483 struct napi_struct napi;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000484 union host_hc_status_block status_blk;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000485 /* chip independed shortcuts into sb structure */
486 __le16 *sb_index_values;
487 __le16 *sb_running_index;
488 /* chip independed shortcut into rx_prods_offset memory */
489 u32 ustorm_rx_prods_offset;
490
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800491 u32 rx_buf_size;
Eric Dumazetd46d1322012-12-10 12:16:06 +0000492 u32 rx_frag_size; /* 0 if kmalloced(), or rx_buf_size + NET_SKB_PAD */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700493 dma_addr_t status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200494
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000495 enum bnx2x_tpa_mode_t mode;
496
Ariel Elior6383c0b2011-07-14 08:31:57 +0000497 u8 max_cos; /* actual number of active tx coses */
Merav Sicron65565882012-06-19 07:48:26 +0000498 struct bnx2x_fp_txdata *txdata_ptr[BNX2X_MULTI_TX_COS];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200499
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700500 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
501 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200502
503 struct eth_rx_bd *rx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700504 dma_addr_t rx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200505
506 union eth_rx_cqe *rx_comp_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700507 dma_addr_t rx_comp_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200508
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700509 /* SGE ring */
510 struct eth_rx_sge *rx_sge_ring;
511 dma_addr_t rx_sge_mapping;
512
513 u64 sge_mask[RX_SGE_MASK_LEN];
514
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300515 u32 cid;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200516
Ariel Elior6383c0b2011-07-14 08:31:57 +0000517 __le16 fp_hc_idx;
518
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000519 u8 index; /* number in fp array */
Dmitry Kravkovf233caf2011-11-13 04:34:22 +0000520 u8 rx_queue; /* index for skb_record */
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000521 u8 cl_id; /* eth client id */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000522 u8 cl_qzone_id;
523 u8 fw_sb_id; /* status block number in FW */
524 u8 igu_sb_id; /* status block number in HW */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200525
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700526 u16 rx_bd_prod;
527 u16 rx_bd_cons;
528 u16 rx_comp_prod;
529 u16 rx_comp_cons;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700530 u16 rx_sge_prod;
531 /* The last maximal completed SGE */
532 u16 last_max_sge;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000533 __le16 *rx_cons_sb;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000534 unsigned long rx_pkt,
Yitchak Gertner66e855f2008-08-13 15:49:05 -0700535 rx_calls;
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +0000536
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700537 /* TPA related */
Barak Witkowski15192a82012-06-19 07:48:28 +0000538 struct bnx2x_agg_info *tpa_info;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700539 u8 disable_tpa;
540#ifdef BNX2X_STOP_ON_ERROR
541 u64 tpa_queue_used;
542#endif
Eilon Greensteinca003922009-08-12 22:53:28 -0700543 /* The size is calculated using the following:
544 sizeof name field from netdev structure +
545 4 ('-Xx-' string) +
546 4 (for the digits and to make it DWORD aligned) */
547#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
548 char name[FP_NAME_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200549};
550
Barak Witkowski15192a82012-06-19 07:48:28 +0000551#define bnx2x_fp(bp, nr, var) ((bp)->fp[(nr)].var)
552#define bnx2x_sp_obj(bp, fp) ((bp)->sp_objs[(fp)->index])
553#define bnx2x_fp_stats(bp, fp) (&((bp)->fp_stats[(fp)->index]))
554#define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats))
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800555
556/* Use 2500 as a mini-jumbo MTU for FCoE */
557#define BNX2X_FCOE_MINI_JUMBO_MTU 2500
558
Merav Sicron65565882012-06-19 07:48:26 +0000559#define FCOE_IDX_OFFSET 0
560
561#define FCOE_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \
562 FCOE_IDX_OFFSET)
563#define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX(bp)])
564#define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
Barak Witkowski15192a82012-06-19 07:48:28 +0000565#define bnx2x_fcoe_inner_sp_obj(bp) (&bp->sp_objs[FCOE_IDX(bp)])
566#define bnx2x_fcoe_sp_obj(bp, var) (bnx2x_fcoe_inner_sp_obj(bp)->var)
Merav Sicron65565882012-06-19 07:48:26 +0000567#define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \
568 txdata_ptr[FIRST_TX_COS_INDEX] \
569 ->var)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300570
571
Merav Sicron55c11942012-11-07 00:45:48 +0000572#define IS_ETH_FP(fp) ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp))
573#define IS_FCOE_FP(fp) ((fp)->index == FCOE_IDX((fp)->bp))
574#define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700575
576
577/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300578#define MAX_FETCH_BD 13 /* HW max BDs per packet */
579#define RX_COPY_THRESH 92
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700580
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300581#define NUM_TX_RINGS 16
Eilon Greensteinca003922009-08-12 22:53:28 -0700582#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
David S. Miller8decf862011-09-22 03:23:13 -0400583#define NEXT_PAGE_TX_DESC_CNT 1
584#define MAX_TX_DESC_CNT (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300585#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
586#define MAX_TX_BD (NUM_TX_BD - 1)
587#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700588#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400589 (MAX_TX_DESC_CNT - 1)) ? \
590 (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
591 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300592#define TX_BD(x) ((x) & MAX_TX_BD)
593#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700594
Dmitry Kravkov7df2dc62012-06-25 22:32:50 +0000595/* number of NEXT_PAGE descriptors may be required during placement */
596#define NEXT_CNT_PER_TX_PKT(bds) \
597 (((bds) + MAX_TX_DESC_CNT - 1) / \
598 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT)
599/* max BDs per tx packet w/o next_pages:
600 * START_BD - describes packed
601 * START_BD(splitted) - includes unpaged data segment for GSO
602 * PARSING_BD - for TSO and CSUM data
603 * Frag BDs - decribes pages for frags
604 */
605#define BDS_PER_TX_PKT 3
606#define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT)
607/* max BDs per tx packet including next pages */
608#define MAX_DESC_PER_TX_PKT (MAX_BDS_PER_TX_PKT + \
609 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))
610
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700611/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300612#define NUM_RX_RINGS 8
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700613#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
David S. Miller8decf862011-09-22 03:23:13 -0400614#define NEXT_PAGE_RX_DESC_CNT 2
615#define MAX_RX_DESC_CNT (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300616#define RX_DESC_MASK (RX_DESC_CNT - 1)
617#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
618#define MAX_RX_BD (NUM_RX_BD - 1)
619#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
David S. Miller8decf862011-09-22 03:23:13 -0400620
621/* dropless fc calculations for BDs
622 *
623 * Number of BDs should as number of buffers in BRB:
624 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
625 * "next" elements on each page
626 */
627#define NUM_BD_REQ BRB_SIZE(bp)
628#define NUM_BD_PG_REQ ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
629 MAX_RX_DESC_CNT)
630#define BD_TH_LO(bp) (NUM_BD_REQ + \
631 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
632 FW_DROP_LEVEL(bp))
633#define BD_TH_HI(bp) (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
634
635#define MIN_RX_AVAIL ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300636
637#define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \
638 ETH_MIN_RX_CQES_WITH_TPA_E1 : \
639 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
640#define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA
641#define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
642#define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
643 MIN_RX_AVAIL))
644
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700645#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400646 (MAX_RX_DESC_CNT - 1)) ? \
647 (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
648 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300649#define RX_BD(x) ((x) & MAX_RX_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700650
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300651/*
652 * As long as CQE is X times bigger than BD entry we have to allocate X times
653 * more pages for CQ ring in order to keep it balanced with BD ring
654 */
655#define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
656#define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700657#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
David S. Miller8decf862011-09-22 03:23:13 -0400658#define NEXT_PAGE_RCQ_DESC_CNT 1
659#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300660#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
661#define MAX_RCQ_BD (NUM_RCQ_BD - 1)
662#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700663#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400664 (MAX_RCQ_DESC_CNT - 1)) ? \
665 (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
666 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300667#define RCQ_BD(x) ((x) & MAX_RCQ_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700668
David S. Miller8decf862011-09-22 03:23:13 -0400669/* dropless fc calculations for RCQs
670 *
671 * Number of RCQs should be as number of buffers in BRB:
672 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
673 * "next" elements on each page
674 */
675#define NUM_RCQ_REQ BRB_SIZE(bp)
676#define NUM_RCQ_PG_REQ ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
677 MAX_RCQ_DESC_CNT)
678#define RCQ_TH_LO(bp) (NUM_RCQ_REQ + \
679 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
680 FW_DROP_LEVEL(bp))
681#define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
682
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700683
Eilon Greenstein33471622008-08-13 15:59:08 -0700684/* This is needed for determining of last_max */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300685#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
686#define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700687
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700688
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300689#define BNX2X_SWCID_SHIFT 17
690#define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700691
692/* used on a CID received from the HW */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300693#define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700694#define CQE_CMD(x) (le32_to_cpu(x) >> \
695 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
696
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700697#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
698 le32_to_cpu((bd)->addr_lo))
699#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
700
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000701#define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
702#define BNX2X_DB_SHIFT 7 /* 128 bytes*/
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300703#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
704#error "Min DB doorbell stride is 8"
705#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700706#define DPM_TRIGER_TYPE 0x40
707#define DOORBELL(bp, cid, val) \
708 do { \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000709 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700710 DPM_TRIGER_TYPE); \
711 } while (0)
712
713
714/* TX CSUM helpers */
715#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
716 skb->csum_offset)
717#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
718 skb->csum_offset))
719
720#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
721
722#define XMIT_PLAIN 0
723#define XMIT_CSUM_V4 0x1
724#define XMIT_CSUM_V6 0x2
725#define XMIT_CSUM_TCP 0x4
726#define XMIT_GSO_V4 0x8
727#define XMIT_GSO_V6 0x10
728
729#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
730#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
731
732
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700733/* stuff added to make the code fit 80Col */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300734#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
735#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
736#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
737#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
738#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700739
Eilon Greenstein1adcd8b2008-08-13 15:48:29 -0700740#define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
741
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000742#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
743 (((le16_to_cpu(flags) & \
744 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
745 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
746 == PRS_FLAG_OVERETH_IPV4)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700747#define BNX2X_RX_SUM_FIX(cqe) \
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000748 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700749
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300750
751#define FP_USB_FUNC_OFF \
752 offsetof(struct cstorm_status_block_u, func)
753#define FP_CSB_FUNC_OFF \
754 offsetof(struct cstorm_status_block_c, func)
755
David S. Miller8decf862011-09-22 03:23:13 -0400756#define HC_INDEX_ETH_RX_CQ_CONS 1
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300757
David S. Miller8decf862011-09-22 03:23:13 -0400758#define HC_INDEX_OOO_TX_CQ_CONS 4
759
760#define HC_INDEX_ETH_TX_CQ_CONS_COS0 5
761
762#define HC_INDEX_ETH_TX_CQ_CONS_COS1 6
763
764#define HC_INDEX_ETH_TX_CQ_CONS_COS2 7
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300765
Ariel Elior6383c0b2011-07-14 08:31:57 +0000766#define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0
767
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700768#define BNX2X_RX_SB_INDEX \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300769 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200770
Ariel Elior6383c0b2011-07-14 08:31:57 +0000771#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
772
773#define BNX2X_TX_SB_INDEX_COS0 \
774 (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700775
776/* end of fast path */
777
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700778/* common */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200779
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700780struct bnx2x_common {
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200781
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700782 u32 chip_id;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200783/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700784#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200785
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700786#define CHIP_NUM(bp) (bp->common.chip_id >> 16)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700787#define CHIP_NUM_57710 0x164e
788#define CHIP_NUM_57711 0x164f
789#define CHIP_NUM_57711E 0x1650
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000790#define CHIP_NUM_57712 0x1662
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300791#define CHIP_NUM_57712_MF 0x1663
792#define CHIP_NUM_57713 0x1651
793#define CHIP_NUM_57713E 0x1652
794#define CHIP_NUM_57800 0x168a
795#define CHIP_NUM_57800_MF 0x16a5
796#define CHIP_NUM_57810 0x168e
797#define CHIP_NUM_57810_MF 0x16ae
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000798#define CHIP_NUM_57811 0x163d
799#define CHIP_NUM_57811_MF 0x163e
Yuval Mintzc3def942012-07-23 10:25:43 +0300800#define CHIP_NUM_57840_OBSOLETE 0x168d
801#define CHIP_NUM_57840_MF_OBSOLETE 0x16ab
802#define CHIP_NUM_57840_4_10 0x16a1
803#define CHIP_NUM_57840_2_20 0x16a2
804#define CHIP_NUM_57840_MF 0x16a4
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700805#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
806#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
807#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000808#define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300809#define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
810#define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800)
811#define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
812#define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810)
813#define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000814#define CHIP_IS_57811(bp) (CHIP_NUM(bp) == CHIP_NUM_57811)
815#define CHIP_IS_57811_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_MF)
Yuval Mintzc3def942012-07-23 10:25:43 +0300816#define CHIP_IS_57840(bp) \
817 ((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || \
818 (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || \
819 (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE))
820#define CHIP_IS_57840_MF(bp) ((CHIP_NUM(bp) == CHIP_NUM_57840_MF) || \
821 (CHIP_NUM(bp) == CHIP_NUM_57840_MF_OBSOLETE))
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700822#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
823 CHIP_IS_57711E(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000824#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300825 CHIP_IS_57712_MF(bp))
826#define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \
827 CHIP_IS_57800_MF(bp) || \
828 CHIP_IS_57810(bp) || \
829 CHIP_IS_57810_MF(bp) || \
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000830 CHIP_IS_57811(bp) || \
831 CHIP_IS_57811_MF(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300832 CHIP_IS_57840(bp) || \
833 CHIP_IS_57840_MF(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000834#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300835#define USES_WARPCORE(bp) (CHIP_IS_E3(bp))
836#define IS_E1H_OFFSET (!CHIP_IS_E1(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200837
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300838#define CHIP_REV_SHIFT 12
839#define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT)
840#define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK)
841#define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT)
842#define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700843/* assume maximum 5 revisions */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300844#define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700845/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
846#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300847 !(CHIP_REV_VAL(bp) & 0x00001000))
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700848/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
849#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300850 (CHIP_REV_VAL(bp) & 0x00001000))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200851
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700852#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
853 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
854
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700855#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
856#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300857#define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
858 (CHIP_REV_SHIFT + 1)) \
859 << CHIP_REV_SHIFT)
860#define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \
861 CHIP_REV_SIM(bp) :\
862 CHIP_REV_VAL(bp))
863#define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \
864 (CHIP_REV(bp) == CHIP_REV_Bx))
865#define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \
866 (CHIP_REV(bp) == CHIP_REV_Ax))
Merav Sicron55c11942012-11-07 00:45:48 +0000867/* This define is used in two main places:
868 * 1. In the early stages of nic_load, to know if to configrue Parser / Searcher
869 * to nic-only mode or to offload mode. Offload mode is configured if either the
870 * chip is E1x (where MIC_MODE register is not applicable), or if cnic already
871 * registered for this port (which means that the user wants storage services).
872 * 2. During cnic-related load, to know if offload mode is already configured in
873 * the HW or needs to be configrued.
874 * Since the transition from nic-mode to offload-mode in HW causes traffic
875 * coruption, nic-mode is configured only in ports on which storage services
876 * where never requested.
877 */
878#define CONFIGURE_NIC_MODE(bp) (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200879
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700880 int flash_size;
Dmitry Kravkov754a2f52011-06-14 01:34:02 +0000881#define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
882#define BNX2X_NVRAM_TIMEOUT_COUNT 30000
883#define BNX2X_NVRAM_PAGE_SIZE 256
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200884
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700885 u32 shmem_base;
Eilon Greenstein2691d512009-08-12 08:22:08 +0000886 u32 shmem2_base;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000887 u32 mf_cfg_base;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000888 u32 mf2_cfg_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700889
890 u32 hw_config;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200891
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700892 u32 bc_ver;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000893
894 u8 int_block;
895#define INT_BLOCK_HC 0
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000896#define INT_BLOCK_IGU 1
897#define INT_BLOCK_MODE_NORMAL 0
898#define INT_BLOCK_MODE_BW_COMP 2
899#define CHIP_INT_MODE_IS_NBC(bp) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300900 (!CHIP_IS_E1x(bp) && \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000901 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
902#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
903
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000904 u8 chip_port_mode;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000905#define CHIP_4_PORT_MODE 0x0
906#define CHIP_2_PORT_MODE 0x1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000907#define CHIP_PORT_MODE_NONE 0x2
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000908#define CHIP_MODE(bp) (bp->common.chip_port_mode)
909#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
Barak Witkowski1d187b32011-12-05 22:41:50 +0000910
911 u32 boot_mode;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700912};
913
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000914/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
915#define BNX2X_IGU_STAS_MSG_VF_CNT 64
916#define BNX2X_IGU_STAS_MSG_PF_CNT 4
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700917
Yaniv Rosner27c11512012-12-02 04:05:54 +0000918#define MAX_IGU_ATTN_ACK_TO 100
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700919/* end of common */
920
921/* port */
922
923struct bnx2x_port {
924 u32 pmf;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200925
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000926 u32 link_config[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200927
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000928 u32 supported[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200929/* link settings - missing defines */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700930#define SUPPORTED_2500baseX_Full (1 << 15)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200931
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000932 u32 advertising[LINK_CONFIG_SIZE];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700933/* link settings - missing defines */
934#define ADVERTISED_2500baseX_Full (1 << 15)
935
936 u32 phy_addr;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700937
938 /* used to synchronize phy accesses */
939 struct mutex phy_mutex;
940
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700941 u32 port_stx;
942
943 struct nig_stats old_nig_stats;
944};
945
946/* end of port */
947
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300948#define STATS_OFFSET32(stat_name) \
949 (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700950
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300951/* slow path */
952
953/* slow path work-queue */
954extern struct workqueue_struct *bnx2x_wq;
955
956#define BNX2X_MAX_NUM_OF_VFS 64
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000957#define BNX2X_VF_ID_INVALID 0xFF
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700958
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000959/*
960 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
961 * control by the number of fast-path status blocks supported by the
962 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
963 * status block represents an independent interrupts context that can
964 * serve a regular L2 networking queue. However special L2 queues such
965 * as the FCoE queue do not require a FP-SB and other components like
966 * the CNIC may consume FP-SB reducing the number of possible L2 queues
967 *
968 * If the maximum number of FP-SB available is X then:
969 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
970 * regular L2 queues is Y=X-1
971 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
972 * c. If the FCoE L2 queue is supported the actual number of L2 queues
973 * is Y+1
974 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
975 * slow-path interrupts) or Y+2 if CNIC is supported (one additional
976 * FP interrupt context for the CNIC).
977 * e. The number of HW context (CID count) is always X or X+1 if FCoE
978 * L2 queue is supported. the cid for the FCoE L2 queue is always X.
979 */
980
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300981/* fast-path interrupt contexts E1x */
982#define FP_SB_MAX_E1x 16
983/* fast-path interrupt contexts E2 */
984#define FP_SB_MAX_E2 HC_SB_MAX_SB_E2
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000985
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700986union cdu_context {
987 struct eth_context eth;
988 char pad[1024];
989};
990
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000991/* CDU host DB constants */
Merav Sicrona0529972012-06-19 07:48:25 +0000992#define CDU_ILT_PAGE_SZ_HW 2
993#define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000994#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
995
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000996#define CNIC_ISCSI_CID_MAX 256
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000997#define CNIC_FCOE_CID_MAX 2048
998#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000999#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001000
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001001#define QM_ILT_PAGE_SZ_HW 0
1002#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001003#define QM_CID_ROUND 1024
1004
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001005/* TM (timers) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001006#define TM_ILT_PAGE_SZ_HW 0
1007#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001008/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
1009#define TM_CONN_NUM 1024
1010#define TM_ILT_SZ (8 * TM_CONN_NUM)
1011#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1012
1013/* SRC (Searcher) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001014#define SRC_ILT_PAGE_SZ_HW 0
1015#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001016#define SRC_HASH_BITS 10
1017#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
1018#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
1019#define SRC_T2_SZ SRC_ILT_SZ
1020#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001021
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001022#define MAX_DMAE_C 8
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001023
1024/* DMA memory not used in fastpath */
1025struct bnx2x_slowpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001026 union {
1027 struct mac_configuration_cmd e1x;
1028 struct eth_classify_rules_ramrod_data e2;
1029 } mac_rdata;
1030
1031
1032 union {
1033 struct tstorm_eth_mac_filter_config e1x;
1034 struct eth_filter_rules_ramrod_data e2;
1035 } rx_mode_rdata;
1036
1037 union {
1038 struct mac_configuration_cmd e1;
1039 struct eth_multicast_rules_ramrod_data e2;
1040 } mcast_rdata;
1041
1042 struct eth_rss_update_ramrod_data rss_rdata;
1043
1044 /* Queue State related ramrods are always sent under rtnl_lock */
1045 union {
1046 struct client_init_ramrod_data init_data;
1047 struct client_update_ramrod_data update_data;
1048 } q_rdata;
1049
1050 union {
1051 struct function_start_data func_start;
Dmitry Kravkov6debea82011-07-19 01:42:04 +00001052 /* pfc configuration for DCBX ramrod */
1053 struct flow_control_configuration pfc_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001054 } func_rdata;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001055
Barak Witkowskia3348722012-04-23 03:04:46 +00001056 /* afex ramrod can not be a part of func_rdata union because these
1057 * events might arrive in parallel to other events from func_rdata.
1058 * Therefore, if they would have been defined in the same union,
1059 * data can get corrupted.
1060 */
1061 struct afex_vif_list_ramrod_data func_afex_rdata;
1062
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001063 /* used by dmae command executer */
1064 struct dmae_command dmae[MAX_DMAE_C];
1065
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001066 u32 stats_comp;
1067 union mac_stats mac_stats;
1068 struct nig_stats nig_stats;
1069 struct host_port_stats port_stats;
1070 struct host_func_stats func_stats;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001071
1072 u32 wb_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001073 u32 wb_data[4];
Barak Witkowski1d187b32011-12-05 22:41:50 +00001074
1075 union drv_info_to_mcp drv_info_to_mcp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001076};
1077
1078#define bnx2x_sp(bp, var) (&bp->slowpath->var)
1079#define bnx2x_sp_mapping(bp, var) \
1080 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001081
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001082
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001083/* attn group wiring */
1084#define MAX_DYNAMIC_ATTN_GRPS 8
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001085
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001086struct attn_route {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001087 u32 sig[5];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001088};
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001089
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001090struct iro {
1091 u32 base;
1092 u16 m1;
1093 u16 m2;
1094 u16 m3;
1095 u16 size;
1096};
1097
1098struct hw_context {
1099 union cdu_context *vcxt;
1100 dma_addr_t cxt_mapping;
1101 size_t size;
1102};
1103
1104/* forward */
1105struct bnx2x_ilt;
1106
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001107
1108enum bnx2x_recovery_state {
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001109 BNX2X_RECOVERY_DONE,
1110 BNX2X_RECOVERY_INIT,
1111 BNX2X_RECOVERY_WAIT,
Ariel Elior95c6c6162012-01-26 06:01:52 +00001112 BNX2X_RECOVERY_FAILED,
1113 BNX2X_RECOVERY_NIC_LOADING
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001114};
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001115
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001116/*
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001117 * Event queue (EQ or event ring) MC hsi
1118 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1119 */
1120#define NUM_EQ_PAGES 1
1121#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1122#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
1123#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1124#define EQ_DESC_MASK (NUM_EQ_DESC - 1)
1125#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1126
1127/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1128#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
1129 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1130
1131/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1132#define EQ_DESC(x) ((x) & EQ_DESC_MASK)
1133
1134#define BNX2X_EQ_INDEX \
1135 (&bp->def_status_blk->sp_sb.\
1136 index_values[HC_SP_INDEX_EQ_CONS])
1137
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001138/* This is a data that will be used to create a link report message.
1139 * We will keep the data used for the last link report in order
1140 * to prevent reporting the same link parameters twice.
1141 */
1142struct bnx2x_link_report_data {
1143 u16 line_speed; /* Effective line speed */
1144 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1145};
1146
1147enum {
1148 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */
1149 BNX2X_LINK_REPORT_LINK_DOWN,
1150 BNX2X_LINK_REPORT_RX_FC_ON,
1151 BNX2X_LINK_REPORT_TX_FC_ON,
1152};
1153
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001154enum {
1155 BNX2X_PORT_QUERY_IDX,
1156 BNX2X_PF_QUERY_IDX,
Barak Witkowski50f0a562011-12-05 21:52:23 +00001157 BNX2X_FCOE_QUERY_IDX,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001158 BNX2X_FIRST_QUEUE_QUERY_IDX,
1159};
1160
1161struct bnx2x_fw_stats_req {
1162 struct stats_query_header hdr;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001163 struct stats_query_entry query[FP_SB_MAX_E1x+
1164 BNX2X_FIRST_QUEUE_QUERY_IDX];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001165};
1166
1167struct bnx2x_fw_stats_data {
1168 struct stats_counter storm_counters;
1169 struct per_port_stats port;
1170 struct per_pf_stats pf;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001171 struct fcoe_statistics_params fcoe;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001172 struct per_queue_stats queue_stats[1];
1173};
1174
Ariel Elior7be08a72011-07-14 08:31:19 +00001175/* Public slow path states */
1176enum {
Ariel Elior6383c0b2011-07-14 08:31:57 +00001177 BNX2X_SP_RTNL_SETUP_TC,
Ariel Elior7be08a72011-07-14 08:31:19 +00001178 BNX2X_SP_RTNL_TX_TIMEOUT,
Barak Witkowskia3348722012-04-23 03:04:46 +00001179 BNX2X_SP_RTNL_AFEX_F_UPDATE,
Ariel Elior83048592011-11-13 04:34:29 +00001180 BNX2X_SP_RTNL_FAN_FAILURE,
Ariel Elior7be08a72011-07-14 08:31:19 +00001181};
1182
1183
Yuval Mintz452427b2012-03-26 20:47:07 +00001184struct bnx2x_prev_path_list {
1185 u8 bus;
1186 u8 slot;
1187 u8 path;
1188 struct list_head list;
Barak Witkowskic63da992012-12-05 23:04:03 +00001189 u8 undi;
Yuval Mintz452427b2012-03-26 20:47:07 +00001190};
1191
Barak Witkowski15192a82012-06-19 07:48:28 +00001192struct bnx2x_sp_objs {
1193 /* MACs object */
1194 struct bnx2x_vlan_mac_obj mac_obj;
1195
1196 /* Queue State object */
1197 struct bnx2x_queue_sp_obj q_obj;
1198};
1199
1200struct bnx2x_fp_stats {
1201 struct tstorm_per_queue_stats old_tclient;
1202 struct ustorm_per_queue_stats old_uclient;
1203 struct xstorm_per_queue_stats old_xclient;
1204 struct bnx2x_eth_q_stats eth_q_stats;
1205 struct bnx2x_eth_q_stats_old eth_q_stats_old;
1206};
1207
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001208struct bnx2x {
1209 /* Fields used in the tx and intr/napi performance paths
1210 * are grouped together in the beginning of the structure
1211 */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001212 struct bnx2x_fastpath *fp;
Barak Witkowski15192a82012-06-19 07:48:28 +00001213 struct bnx2x_sp_objs *sp_objs;
1214 struct bnx2x_fp_stats *fp_stats;
Merav Sicron65565882012-06-19 07:48:26 +00001215 struct bnx2x_fp_txdata *bnx2x_txq;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001216 void __iomem *regview;
1217 void __iomem *doorbells;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001218 u16 db_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001219
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001220 u8 pf_num; /* absolute PF number */
1221 u8 pfid; /* per-path PF number */
1222 int base_fw_ndsb; /**/
1223#define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1224#define BP_PORT(bp) (bp->pfid & 1)
1225#define BP_FUNC(bp) (bp->pfid)
1226#define BP_ABS_FUNC(bp) (bp->pf_num)
David S. Miller8decf862011-09-22 03:23:13 -04001227#define BP_VN(bp) ((bp)->pfid >> 1)
1228#define BP_MAX_VN_NUM(bp) (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1229#define BP_L_ID(bp) (BP_VN(bp) << 2)
1230#define BP_FW_MB_IDX_VN(bp, vn) (BP_PORT(bp) +\
1231 (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2 : 1))
1232#define BP_FW_MB_IDX(bp) BP_FW_MB_IDX_VN(bp, BP_VN(bp))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001233
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001234 struct net_device *dev;
1235 struct pci_dev *pdev;
1236
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001237 const struct iro *iro_arr;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001238#define IRO (bp->iro_arr)
1239
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001240 enum bnx2x_recovery_state recovery_state;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001241 int is_leader;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001242 struct msix_entry *msix_table;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001243
1244 int tx_ring_size;
1245
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001246/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1247#define ETH_OVREHEAD (ETH_HLEN + 8 + 8)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001248#define ETH_MIN_PACKET_SIZE 60
1249#define ETH_MAX_PACKET_SIZE 1500
1250#define ETH_MAX_JUMBO_PACKET_SIZE 9600
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001251/* TCP with Timestamp Option (32) + IPv6 (40) */
1252#define ETH_MAX_TPA_HEADER_SIZE 72
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001253
Eilon Greenstein0f008462009-02-12 08:36:18 +00001254 /* Max supported alignment is 256 (8 shift) */
Eric Dumazete52fcb22011-11-14 06:05:34 +00001255#define BNX2X_RX_ALIGN_SHIFT min(8, L1_CACHE_SHIFT)
1256
1257 /* FW uses 2 Cache lines Alignment for start packet and size
1258 *
1259 * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1260 * at the end of skb->data, to avoid wasting a full cache line.
1261 * This reduces memory use (skb->truesize).
1262 */
1263#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1264
1265#define BNX2X_FW_RX_ALIGN_END \
Joren Van Onderf57b07c2012-08-11 17:10:35 +00001266 max_t(u64, 1UL << BNX2X_RX_ALIGN_SHIFT, \
Eric Dumazete52fcb22011-11-14 06:05:34 +00001267 SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1268
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001269#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
Eilon Greenstein0f008462009-02-12 08:36:18 +00001270
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001271 struct host_sp_status_block *def_status_blk;
1272#define DEF_SB_IGU_ID 16
1273#define DEF_SB_ID HC_SP_SB_ID
1274 __le16 def_idx;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001275 __le16 def_att_idx;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001276 u32 attn_state;
1277 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001278
1279 /* slow path ring */
1280 struct eth_spe *spq;
1281 dma_addr_t spq_mapping;
1282 u16 spq_prod_idx;
1283 struct eth_spe *spq_prod_bd;
1284 struct eth_spe *spq_last_bd;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001285 __le16 *dsb_sp_prod;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001286 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001287 /* used to synchronize spq accesses */
1288 spinlock_t spq_lock;
1289
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001290 /* event queue */
1291 union event_ring_elem *eq_ring;
1292 dma_addr_t eq_mapping;
1293 u16 eq_prod;
1294 u16 eq_cons;
1295 __le16 *eq_cons_sb;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001296 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001297
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001298
1299
1300 /* Counter for marking that there is a STAT_QUERY ramrod pending */
1301 u16 stats_pending;
1302 /* Counter for completed statistics ramrods */
1303 u16 stats_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001304
Eilon Greenstein33471622008-08-13 15:59:08 -07001305 /* End of fields used in the performance code paths */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001306
1307 int panic;
Joe Perches7995c642010-02-17 15:01:52 +00001308 int msg_enable;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001309
1310 u32 flags;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001311#define PCIX_FLAG (1 << 0)
1312#define PCI_32BIT_FLAG (1 << 1)
1313#define ONE_PORT_FLAG (1 << 2)
1314#define NO_WOL_FLAG (1 << 3)
1315#define USING_DAC_FLAG (1 << 4)
1316#define USING_MSIX_FLAG (1 << 5)
1317#define USING_MSI_FLAG (1 << 6)
1318#define DISABLE_MSI_FLAG (1 << 7)
1319#define TPA_ENABLE_FLAG (1 << 8)
1320#define NO_MCP_FLAG (1 << 9)
Dmitry Kravkovd6214d72010-10-06 03:32:10 +00001321
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001322#define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG)
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001323#define GRO_ENABLE_FLAG (1 << 10)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001324#define MF_FUNC_DIS (1 << 11)
1325#define OWN_CNIC_IRQ (1 << 12)
1326#define NO_ISCSI_OOO_FLAG (1 << 13)
1327#define NO_ISCSI_FLAG (1 << 14)
1328#define NO_FCOE_FLAG (1 << 15)
Barak Witkowski0e898dd2011-12-05 21:52:22 +00001329#define BC_SUPPORTS_PFC_STATS (1 << 17)
Barak Witkowski2e499d32012-06-26 01:31:19 +00001330#define BC_SUPPORTS_FCOE_FEATURES (1 << 19)
Dmitry Kravkov30a5de72012-04-03 18:41:26 +00001331#define USING_SINGLE_MSIX_FLAG (1 << 20)
Barak Witkowski98768792012-06-19 07:48:31 +00001332#define BC_SUPPORTS_DCBX_MSG_NON_PMF (1 << 21)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001333
Vladislav Zolotarov2ba45142011-01-31 14:39:17 +00001334#define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG)
1335#define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001336#define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
Michael Chan37b091b2009-10-10 13:46:55 +00001337
Merav Sicron55c11942012-11-07 00:45:48 +00001338 u8 cnic_support;
1339 bool cnic_enabled;
1340 bool cnic_loaded;
Michael Chan4bd9b0ff2012-12-06 10:33:12 +00001341 struct cnic_eth_dev *(*cnic_probe)(struct net_device *);
Merav Sicron55c11942012-11-07 00:45:48 +00001342
1343 /* Flag that indicates that we can start looking for FCoE L2 queue
1344 * completions in the default status block.
1345 */
1346 bool fcoe_init;
1347
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001348 int pm_cap;
Eilon Greenstein8d5726c2009-02-12 08:37:19 +00001349 int mrrs;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001350
Eilon Greenstein1cf167f2009-01-14 21:22:18 -08001351 struct delayed_work sp_task;
Ariel Elior7be08a72011-07-14 08:31:19 +00001352 struct delayed_work sp_rtnl_task;
Yaniv Rosner3deb8162011-06-14 01:34:33 +00001353
1354 struct delayed_work period_task;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001355 struct timer_list timer;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001356 int current_interval;
1357
1358 u16 fw_seq;
1359 u16 fw_drv_pulse_wr_seq;
1360 u32 func_stx;
1361
1362 struct link_params link_params;
1363 struct link_vars link_vars;
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001364 u32 link_cnt;
1365 struct bnx2x_link_report_data last_reported_link;
1366
Eilon Greenstein01cd4522009-08-12 08:23:08 +00001367 struct mdio_if_info mdio;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001368
1369 struct bnx2x_common common;
1370 struct bnx2x_port port;
1371
Yuval Mintzb475d782012-04-03 18:41:29 +00001372 struct cmng_init cmng;
1373
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001374 u32 mf_config[E1HVN_MAX];
Barak Witkowskia3348722012-04-23 03:04:46 +00001375 u32 mf_ext_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001376 u32 path_has_ovlan; /* E3 */
Dmitry Kravkovfb3bff12010-10-06 03:26:40 +00001377 u16 mf_ov;
1378 u8 mf_mode;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001379#define IS_MF(bp) (bp->mf_mode != 0)
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -08001380#define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
1381#define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
Barak Witkowskia3348722012-04-23 03:04:46 +00001382#define IS_MF_AFEX(bp) (bp->mf_mode == MULTI_FUNCTION_AFEX)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001383
Eliezer Tamirf1410642008-02-28 11:51:50 -08001384 u8 wol;
1385
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001386 int rx_ring_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001387
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001388 u16 tx_quick_cons_trip_int;
1389 u16 tx_quick_cons_trip;
1390 u16 tx_ticks_int;
1391 u16 tx_ticks;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001392
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001393 u16 rx_quick_cons_trip_int;
1394 u16 rx_quick_cons_trip;
1395 u16 rx_ticks_int;
1396 u16 rx_ticks;
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +00001397/* Maximal coalescing timeout in us */
1398#define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001399
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001400 u32 lin_cnt;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001401
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001402 u16 state;
Eilon Greenstein356e2382009-02-12 08:38:32 +00001403#define BNX2X_STATE_CLOSED 0
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001404#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
1405#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001406#define BNX2X_STATE_OPEN 0x3000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001407#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001408#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001409
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001410#define BNX2X_STATE_DIAG 0xe000
1411#define BNX2X_STATE_ERROR 0xf000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001412
Ariel Elior6383c0b2011-07-14 08:31:57 +00001413#define BNX2X_MAX_PRIORITY 8
1414#define BNX2X_MAX_ENTRIES_PER_PRI 16
1415#define BNX2X_MAX_COS 3
1416#define BNX2X_MAX_TX_COS 2
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001417 int num_queues;
Merav Sicron55c11942012-11-07 00:45:48 +00001418 uint num_ethernet_queues;
1419 uint num_cnic_queues;
Merav Sicron0e8d2ec2012-06-19 07:48:30 +00001420 int num_napi_queues;
Dmitry Kravkov5d7cd492010-07-27 12:32:19 +00001421 int disable_tpa;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001422
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001423 u32 rx_mode;
1424#define BNX2X_RX_MODE_NONE 0
1425#define BNX2X_RX_MODE_NORMAL 1
1426#define BNX2X_RX_MODE_ALLMULTI 2
1427#define BNX2X_RX_MODE_PROMISC 3
1428#define BNX2X_MAX_MULTICAST 64
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001429
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001430 u8 igu_dsb_id;
1431 u8 igu_base_sb;
1432 u8 igu_sb_cnt;
Merav Sicron55c11942012-11-07 00:45:48 +00001433 u8 min_msix_vec_cnt;
Merav Sicron65565882012-06-19 07:48:26 +00001434
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001435 dma_addr_t def_status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001436
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001437 struct bnx2x_slowpath *slowpath;
1438 dma_addr_t slowpath_mapping;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001439
1440 /* Total number of FW statistics requests */
1441 u8 fw_stats_num;
1442
1443 /*
1444 * This is a memory buffer that will contain both statistics
1445 * ramrod request and data.
1446 */
1447 void *fw_stats;
1448 dma_addr_t fw_stats_mapping;
1449
1450 /*
1451 * FW statistics request shortcut (points at the
1452 * beginning of fw_stats buffer).
1453 */
1454 struct bnx2x_fw_stats_req *fw_stats_req;
1455 dma_addr_t fw_stats_req_mapping;
1456 int fw_stats_req_sz;
1457
1458 /*
Anatol Pomozov4907cb72012-09-01 10:31:09 -07001459 * FW statistics data shortcut (points at the beginning of
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001460 * fw_stats buffer + fw_stats_req_sz).
1461 */
1462 struct bnx2x_fw_stats_data *fw_stats_data;
1463 dma_addr_t fw_stats_data_mapping;
1464 int fw_stats_data_sz;
1465
Merav Sicrona0529972012-06-19 07:48:25 +00001466 /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB
1467 * context size we need 8 ILT entries.
1468 */
1469#define ILT_MAX_L2_LINES 8
1470 struct hw_context context[ILT_MAX_L2_LINES];
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001471
1472 struct bnx2x_ilt *ilt;
1473#define BP_ILT(bp) ((bp)->ilt)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001474#define ILT_MAX_LINES 256
Ariel Elior6383c0b2011-07-14 08:31:57 +00001475/*
1476 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1477 * to CNIC.
1478 */
Merav Sicron55c11942012-11-07 00:45:48 +00001479#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_SUPPORT(bp))
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001480
Ariel Elior6383c0b2011-07-14 08:31:57 +00001481/*
1482 * Maximum CID count that might be required by the bnx2x:
Merav Sicron37ae41a2012-06-19 07:48:27 +00001483 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI
Ariel Elior6383c0b2011-07-14 08:31:57 +00001484 */
Merav Sicron37ae41a2012-06-19 07:48:27 +00001485#define BNX2X_L2_CID_COUNT(bp) (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \
Merav Sicron55c11942012-11-07 00:45:48 +00001486 + 2 * CNIC_SUPPORT(bp))
Merav Sicron37ae41a2012-06-19 07:48:27 +00001487#define BNX2X_L2_MAX_CID(bp) (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \
Merav Sicron55c11942012-11-07 00:45:48 +00001488 + 2 * CNIC_SUPPORT(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +00001489#define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1490 ILT_PAGE_CIDS))
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001491
1492 int qm_cid_count;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001493
Yuval Mintz79642112012-12-02 04:05:50 +00001494 bool dropless_fc;
Eilon Greensteina18f5122009-08-12 08:23:26 +00001495
Michael Chan37b091b2009-10-10 13:46:55 +00001496 void *t2;
1497 dma_addr_t t2_mapping;
Eric Dumazet13707f92011-01-26 19:28:23 +00001498 struct cnic_ops __rcu *cnic_ops;
Michael Chan37b091b2009-10-10 13:46:55 +00001499 void *cnic_data;
1500 u32 cnic_tag;
1501 struct cnic_eth_dev cnic_eth_dev;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001502 union host_hc_status_block cnic_sb;
Michael Chan37b091b2009-10-10 13:46:55 +00001503 dma_addr_t cnic_sb_mapping;
Michael Chan37b091b2009-10-10 13:46:55 +00001504 struct eth_spe *cnic_kwq;
1505 struct eth_spe *cnic_kwq_prod;
1506 struct eth_spe *cnic_kwq_cons;
1507 struct eth_spe *cnic_kwq_last;
1508 u16 cnic_kwq_pending;
1509 u16 cnic_spq_pending;
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001510 u8 fip_mac[ETH_ALEN];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001511 struct mutex cnic_mutex;
1512 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1513
1514 /* Start index of the "special" (CNIC related) L2 cleints */
1515 u8 cnic_base_cl_id;
Michael Chan37b091b2009-10-10 13:46:55 +00001516
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001517 int dmae_ready;
1518 /* used to synchronize dmae accesses */
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001519 spinlock_t dmae_lock;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001520
Eilon Greensteinc4ff7cb2009-10-15 00:18:27 -07001521 /* used to protect the FW mail box */
1522 struct mutex fw_mb_mutex;
1523
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001524 /* used to synchronize stats collecting */
1525 int stats_state;
Vladislav Zolotarova13773a2010-07-21 05:59:01 +00001526
1527 /* used for synchronization of concurrent threads statistics handling */
1528 spinlock_t stats_lock;
1529
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001530 /* used by dmae command loader */
1531 struct dmae_command stats_dmae;
1532 int executer_idx;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001533
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001534 u16 stats_counter;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001535 struct bnx2x_eth_stats eth_stats;
Yuval Mintzcb4dca22012-03-18 10:33:44 +00001536 struct host_func_stats func_stats;
Mintz Yuval1355b702012-02-15 02:10:22 +00001537 struct bnx2x_eth_stats_old eth_stats_old;
1538 struct bnx2x_net_stats_old net_stats_old;
1539 struct bnx2x_fw_port_stats_old fw_stats_old;
1540 bool stats_init;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001541
1542 struct z_stream_s *strm;
1543 void *gunzip_buf;
1544 dma_addr_t gunzip_mapping;
1545 int gunzip_outlen;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001546#define FW_BUF_SIZE 0x8000
Eilon Greenstein573f2032009-08-12 08:24:14 +00001547#define GUNZIP_BUF(bp) (bp->gunzip_buf)
1548#define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
1549#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001550
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001551 struct raw_op *init_ops;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001552 /* Init blocks offsets inside init_ops */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001553 u16 *init_ops_offsets;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001554 /* Data blob - has 32 bit granularity */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001555 u32 *init_data;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001556 u32 init_mode_flags;
1557#define INIT_MODE_FLAGS(bp) (bp->init_mode_flags)
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001558 /* Zipped PRAM blobs - raw data */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001559 const u8 *tsem_int_table_data;
1560 const u8 *tsem_pram_data;
1561 const u8 *usem_int_table_data;
1562 const u8 *usem_pram_data;
1563 const u8 *xsem_int_table_data;
1564 const u8 *xsem_pram_data;
1565 const u8 *csem_int_table_data;
1566 const u8 *csem_pram_data;
Eilon Greenstein573f2032009-08-12 08:24:14 +00001567#define INIT_OPS(bp) (bp->init_ops)
1568#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
1569#define INIT_DATA(bp) (bp->init_data)
1570#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
1571#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
1572#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
1573#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
1574#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
1575#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
1576#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
1577#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
1578
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001579#define PHY_FW_VER_LEN 20
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001580 char fw_ver[32];
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001581 const struct firmware *firmware;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001582
Shmulik Ravid785b9b12010-12-30 06:27:03 +00001583 /* DCB support on/off */
1584 u16 dcb_state;
1585#define BNX2X_DCB_STATE_OFF 0
1586#define BNX2X_DCB_STATE_ON 1
1587
1588 /* DCBX engine mode */
1589 int dcbx_enabled;
1590#define BNX2X_DCBX_ENABLED_OFF 0
1591#define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
1592#define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
1593#define BNX2X_DCBX_ENABLED_INVALID (-1)
1594
1595 bool dcbx_mode_uset;
1596
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001597 struct bnx2x_config_dcbx_params dcbx_config_params;
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001598 struct bnx2x_dcbx_port_params dcbx_port_params;
1599 int dcb_version;
1600
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001601 /* CAM credit pools */
1602 struct bnx2x_credit_pool_obj macs_pool;
1603
1604 /* RX_MODE object */
1605 struct bnx2x_rx_mode_obj rx_mode_obj;
1606
1607 /* MCAST object */
1608 struct bnx2x_mcast_obj mcast_obj;
1609
1610 /* RSS configuration object */
1611 struct bnx2x_rss_config_obj rss_conf_obj;
1612
1613 /* Function State controlling object */
1614 struct bnx2x_func_sp_obj func_obj;
1615
1616 unsigned long sp_state;
1617
Ariel Elior7be08a72011-07-14 08:31:19 +00001618 /* operation indication for the sp_rtnl task */
1619 unsigned long sp_rtnl_state;
1620
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001621 /* DCBX Negotation results */
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001622 struct dcbx_features dcbx_local_feat;
1623 u32 dcbx_error;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001624
Shmulik Ravid0be6bc62011-05-18 02:55:31 +00001625#ifdef BCM_DCBNL
1626 struct dcbx_features dcbx_remote_feat;
1627 u32 dcbx_remote_flags;
1628#endif
Barak Witkowskia3348722012-04-23 03:04:46 +00001629 /* AFEX: store default vlan used */
1630 int afex_def_vlan_tag;
1631 enum mf_cfg_afex_vlan_mode afex_vlan_mode;
Dmitry Kravkove3835b92011-03-06 10:50:44 +00001632 u32 pending_max;
Ariel Elior6383c0b2011-07-14 08:31:57 +00001633
1634 /* multiple tx classes of service */
1635 u8 max_cos;
1636
1637 /* priority to cos mapping */
1638 u8 prio_to_cos[8];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001639};
1640
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001641/* Tx queues may be less or equal to Rx queues */
1642extern int num_queues;
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001643#define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
Merav Sicron55c11942012-11-07 00:45:48 +00001644#define BNX2X_NUM_ETH_QUEUES(bp) ((bp)->num_ethernet_queues)
Merav Sicron65565882012-06-19 07:48:26 +00001645#define BNX2X_NUM_NON_CNIC_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - \
Merav Sicron55c11942012-11-07 00:45:48 +00001646 (bp)->num_cnic_queues)
Ariel Elior6383c0b2011-07-14 08:31:57 +00001647#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001648
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001649#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001650
Ariel Elior6383c0b2011-07-14 08:31:57 +00001651#define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp)
1652/* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001653
1654#define RSS_IPV4_CAP_MASK \
1655 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1656
1657#define RSS_IPV4_TCP_CAP_MASK \
1658 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1659
1660#define RSS_IPV6_CAP_MASK \
1661 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1662
1663#define RSS_IPV6_TCP_CAP_MASK \
1664 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1665
1666/* func init flags */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001667#define FUNC_FLG_RSS 0x0001
1668#define FUNC_FLG_STATS 0x0002
1669/* removed FUNC_FLG_UNMATCHED 0x0004 */
1670#define FUNC_FLG_TPA 0x0008
1671#define FUNC_FLG_SPQ 0x0010
1672#define FUNC_FLG_LEADING 0x0020 /* PF only */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001673
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001674
1675struct bnx2x_func_init_params {
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001676 /* dma */
1677 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */
1678 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */
1679
1680 u16 func_flgs;
1681 u16 func_id; /* abs fid */
1682 u16 pf_id;
1683 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */
1684};
1685
Merav Sicron55c11942012-11-07 00:45:48 +00001686#define for_each_cnic_queue(bp, var) \
1687 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1688 (var)++) \
1689 if (skip_queue(bp, var)) \
1690 continue; \
1691 else
1692
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001693#define for_each_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001694 for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001695
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001696#define for_each_nondefault_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001697 for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001698
1699#define for_each_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001700 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001701 if (skip_queue(bp, var)) \
1702 continue; \
1703 else
1704
Ariel Elior6383c0b2011-07-14 08:31:57 +00001705/* Skip forwarding FP */
Merav Sicron55c11942012-11-07 00:45:48 +00001706#define for_each_valid_rx_queue(bp, var) \
1707 for ((var) = 0; \
1708 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \
1709 BNX2X_NUM_ETH_QUEUES(bp)); \
1710 (var)++) \
1711 if (skip_rx_queue(bp, var)) \
1712 continue; \
1713 else
1714
1715#define for_each_rx_queue_cnic(bp, var) \
1716 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1717 (var)++) \
1718 if (skip_rx_queue(bp, var)) \
1719 continue; \
1720 else
1721
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001722#define for_each_rx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001723 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001724 if (skip_rx_queue(bp, var)) \
1725 continue; \
1726 else
1727
Ariel Elior6383c0b2011-07-14 08:31:57 +00001728/* Skip OOO FP */
Merav Sicron55c11942012-11-07 00:45:48 +00001729#define for_each_valid_tx_queue(bp, var) \
1730 for ((var) = 0; \
1731 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \
1732 BNX2X_NUM_ETH_QUEUES(bp)); \
1733 (var)++) \
1734 if (skip_tx_queue(bp, var)) \
1735 continue; \
1736 else
1737
1738#define for_each_tx_queue_cnic(bp, var) \
1739 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1740 (var)++) \
1741 if (skip_tx_queue(bp, var)) \
1742 continue; \
1743 else
1744
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001745#define for_each_tx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001746 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001747 if (skip_tx_queue(bp, var)) \
1748 continue; \
1749 else
1750
1751#define for_each_nondefault_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001752 for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001753 if (skip_queue(bp, var)) \
1754 continue; \
1755 else
1756
Ariel Elior6383c0b2011-07-14 08:31:57 +00001757#define for_each_cos_in_tx_queue(fp, var) \
1758 for ((var) = 0; (var) < (fp)->max_cos; (var)++)
1759
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001760/* skip rx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001761 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001762 */
1763#define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1764
1765/* skip tx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001766 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001767 */
1768#define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1769
1770#define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
Eilon Greenstein3196a882008-08-13 15:58:49 -07001771
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001772
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001773
1774
1775/**
1776 * bnx2x_set_mac_one - configure a single MAC address
1777 *
1778 * @bp: driver handle
1779 * @mac: MAC to configure
1780 * @obj: MAC object handle
1781 * @set: if 'true' add a new MAC, otherwise - delete
1782 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list)
1783 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1784 *
1785 * Configures one MAC according to provided parameters or continues the
1786 * execution of previously scheduled commands if RAMROD_CONT is set in
1787 * ramrod_flags.
1788 *
1789 * Returns zero if operation has successfully completed, a positive value if the
1790 * operation has been successfully scheduled and a negative - if a requested
1791 * operations has failed.
1792 */
1793int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1794 struct bnx2x_vlan_mac_obj *obj, bool set,
1795 int mac_type, unsigned long *ramrod_flags);
1796/**
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001797 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
1798 *
1799 * @bp: driver handle
1800 * @mac_obj: MAC object handle
1801 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC)
1802 * @wait_for_comp: if 'true' block until completion
1803 *
1804 * Deletes all MACs of the specific type (e.g. ETH, UC list).
1805 *
1806 * Returns zero if operation has successfully completed, a positive value if the
1807 * operation has been successfully scheduled and a negative - if a requested
1808 * operations has failed.
1809 */
1810int bnx2x_del_all_macs(struct bnx2x *bp,
1811 struct bnx2x_vlan_mac_obj *mac_obj,
1812 int mac_type, bool wait_for_comp);
1813
1814/* Init Function API */
1815void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
1816int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1817int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1818int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
1819int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001820void bnx2x_read_mf_cfg(struct bnx2x *bp);
1821
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001822
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001823/* dmae */
Yaniv Rosnerc18487e2008-06-23 20:27:52 -07001824void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1825void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1826 u32 len32);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001827void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1828u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1829u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1830u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1831 bool with_comp, u8 comp_type);
1832
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001833
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001834void bnx2x_calc_fc_adv(struct bnx2x *bp);
1835int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001836 u32 data_hi, u32 data_lo, int cmd_type);
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001837void bnx2x_update_coalesce(struct bnx2x *bp);
Yaniv Rosner1ac9e422011-05-31 21:26:11 +00001838int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001839
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001840static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1841 int wait)
1842{
1843 u32 val;
1844
1845 do {
1846 val = REG_RD(bp, reg);
1847 if (val == expected)
1848 break;
1849 ms -= wait;
1850 msleep(wait);
1851
1852 } while (ms > 0);
1853
1854 return val;
1855}
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001856
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001857#define BNX2X_ILT_ZALLOC(x, y, size) \
1858 do { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001859 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001860 if (x) \
1861 memset(x, 0, size); \
1862 } while (0)
1863
1864#define BNX2X_ILT_FREE(x, y, size) \
1865 do { \
1866 if (x) { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001867 dma_free_coherent(&bp->pdev->dev, size, x, y); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001868 x = NULL; \
1869 y = 0; \
1870 } \
1871 } while (0)
1872
1873#define ILOG2(x) (ilog2((x)))
1874
1875#define ILT_NUM_PAGE_ENTRIES (3072)
1876/* In 57710/11 we use whole table since we have 8 func
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001877 * In 57712 we have only 4 func, but use same size per func, then only half of
1878 * the table in use
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001879 */
1880#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
1881
1882#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
1883/*
1884 * the phys address is shifted right 12 bits and has an added
1885 * 1=valid bit added to the 53rd bit
1886 * then since this is a wide register(TM)
1887 * we split it into two 32 bit writes
1888 */
1889#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1890#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001891
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001892/* load/unload mode */
1893#define LOAD_NORMAL 0
1894#define LOAD_OPEN 1
1895#define LOAD_DIAG 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00001896#define LOAD_LOOPBACK_EXT 3
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001897#define UNLOAD_NORMAL 0
1898#define UNLOAD_CLOSE 1
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001899#define UNLOAD_RECOVERY 2
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001900
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001901
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001902/* DMAE command defines */
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001903#define DMAE_TIMEOUT -1
1904#define DMAE_PCI_ERROR -2 /* E2 and onward */
1905#define DMAE_NOT_RDY -3
1906#define DMAE_PCI_ERR_FLAG 0x80000000
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001907
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001908#define DMAE_SRC_PCI 0
1909#define DMAE_SRC_GRC 1
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001910
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001911#define DMAE_DST_NONE 0
1912#define DMAE_DST_PCI 1
1913#define DMAE_DST_GRC 2
1914
1915#define DMAE_COMP_PCI 0
1916#define DMAE_COMP_GRC 1
1917
1918/* E2 and onward - PCI error handling in the completion */
1919
1920#define DMAE_COMP_REGULAR 0
1921#define DMAE_COM_SET_ERR 1
1922
1923#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
1924 DMAE_COMMAND_SRC_SHIFT)
1925#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
1926 DMAE_COMMAND_SRC_SHIFT)
1927
1928#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
1929 DMAE_COMMAND_DST_SHIFT)
1930#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
1931 DMAE_COMMAND_DST_SHIFT)
1932
1933#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
1934 DMAE_COMMAND_C_DST_SHIFT)
1935#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
1936 DMAE_COMMAND_C_DST_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001937
1938#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
1939
1940#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
1941#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
1942#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
1943#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
1944
1945#define DMAE_CMD_PORT_0 0
1946#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
1947
1948#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
1949#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
1950#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
1951
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001952#define DMAE_SRC_PF 0
1953#define DMAE_SRC_VF 1
1954
1955#define DMAE_DST_PF 0
1956#define DMAE_DST_VF 1
1957
1958#define DMAE_C_SRC 0
1959#define DMAE_C_DST 1
1960
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001961#define DMAE_LEN32_RD_MAX 0x80
Vladislav Zolotarov02e3c6c2010-04-19 01:13:33 +00001962#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001963
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001964#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
1965 indicates eror */
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001966
1967#define MAX_DMAE_C_PER_PORT 8
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001968#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
David S. Miller8decf862011-09-22 03:23:13 -04001969 BP_VN(bp))
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001970#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001971 E1HVN_MAX)
1972
Eliezer Tamir25047952008-02-28 11:50:16 -08001973/* PCIE link and speed */
1974#define PCICFG_LINK_WIDTH 0x1f00000
1975#define PCICFG_LINK_WIDTH_SHIFT 20
1976#define PCICFG_LINK_SPEED 0xf0000
1977#define PCICFG_LINK_SPEED_SHIFT 16
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001978
Merav Sicroncf2c1df62012-06-19 07:48:23 +00001979#define BNX2X_NUM_TESTS_SF 7
1980#define BNX2X_NUM_TESTS_MF 3
1981#define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \
1982 BNX2X_NUM_TESTS_SF)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001983
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001984#define BNX2X_PHY_LOOPBACK 0
1985#define BNX2X_MAC_LOOPBACK 1
Merav Sicron8970b2e2012-06-19 07:48:22 +00001986#define BNX2X_EXT_LOOPBACK 2
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001987#define BNX2X_PHY_LOOPBACK_FAILED 1
1988#define BNX2X_MAC_LOOPBACK_FAILED 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00001989#define BNX2X_EXT_LOOPBACK_FAILED 3
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001990#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
1991 BNX2X_PHY_LOOPBACK_FAILED)
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001992
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001993
1994#define STROM_ASSERT_ARRAY_SIZE 50
1995
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001996
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001997/* must be used on a CID before placing it on a HW ring */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001998#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
David S. Miller8decf862011-09-22 03:23:13 -04001999 (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002000 (x))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002001
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07002002#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
2003#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
2004
2005
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002006#define BNX2X_BTR 4
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07002007#define MAX_SPQ_PENDING 8
2008
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00002009/* CMNG constants, as derived from system spec calculations */
2010/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
2011#define DEF_MIN_RATE 100
Dmitry Kravkov9b3de1ef2011-03-06 10:51:37 +00002012/* resolution of the rate shaping timer - 400 usec */
2013#define RS_PERIODIC_TIMEOUT_USEC 400
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002014/* number of bytes in single QM arbitration cycle -
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00002015 * coefficient for calculating the fairness timer */
2016#define QM_ARB_BYTES 160000
2017/* resolution of Min algorithm 1:100 */
2018#define MIN_RES 100
2019/* how many bytes above threshold for the minimal credit of Min algorithm*/
2020#define MIN_ABOVE_THRESH 32768
2021/* Fairness algorithm integration time coefficient -
2022 * for calculating the actual Tfair */
2023#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES)
2024/* Memory of fairness algorithm . 2 cycles */
2025#define FAIR_MEM 2
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002026
2027
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002028#define ATTN_NIG_FOR_FUNC (1L << 8)
2029#define ATTN_SW_TIMER_4_FUNC (1L << 9)
2030#define GPIO_2_FUNC (1L << 10)
2031#define GPIO_3_FUNC (1L << 11)
2032#define GPIO_4_FUNC (1L << 12)
2033#define ATTN_GENERAL_ATTN_1 (1L << 13)
2034#define ATTN_GENERAL_ATTN_2 (1L << 14)
2035#define ATTN_GENERAL_ATTN_3 (1L << 15)
2036#define ATTN_GENERAL_ATTN_4 (1L << 13)
2037#define ATTN_GENERAL_ATTN_5 (1L << 14)
2038#define ATTN_GENERAL_ATTN_6 (1L << 15)
2039
2040#define ATTN_HARD_WIRED_MASK 0xff00
2041#define ATTENTION_ID 4
2042
2043
2044/* stuff added to make the code fit 80Col */
2045
2046#define BNX2X_PMF_LINK_ASSERT \
2047 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
2048
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002049#define BNX2X_MC_ASSERT_BITS \
2050 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2051 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2052 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2053 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
2054
2055#define BNX2X_MCP_ASSERT \
2056 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
2057
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002058#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
2059#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
2060 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
2061 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
2062 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
2063 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
2064 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
2065
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002066#define HW_INTERRUT_ASSERT_SET_0 \
2067 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
2068 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
2069 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002070 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002071#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002072 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
2073 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
2074 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002075 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
2076 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
2077 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002078#define HW_INTERRUT_ASSERT_SET_1 \
2079 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
2080 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
2081 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
2082 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
2083 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2084 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2085 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2086 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2087 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2088 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2089 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002090#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002091 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002092 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002093 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002094 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002095 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002096 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002097 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002098 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002099 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2100 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002101 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002102 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2103 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002104 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2105 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002106#define HW_INTERRUT_ASSERT_SET_2 \
2107 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2108 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2109 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2110 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2111 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002112#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002113 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2114 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2115 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2116 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002117 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002118 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2119 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2120
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00002121#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2122 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2123 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
2124 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002125
Vladislav Zolotarov8736c822011-07-21 07:58:36 +00002126#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2127 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2128
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002129#define MULTI_MASK 0x7f
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002130
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002131
2132#define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func)
2133#define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func)
2134#define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func)
2135#define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func)
2136
2137#define DEF_USB_IGU_INDEX_OFF \
2138 offsetof(struct cstorm_def_status_block_u, igu_index)
2139#define DEF_CSB_IGU_INDEX_OFF \
2140 offsetof(struct cstorm_def_status_block_c, igu_index)
2141#define DEF_XSB_IGU_INDEX_OFF \
2142 offsetof(struct xstorm_def_status_block, igu_index)
2143#define DEF_TSB_IGU_INDEX_OFF \
2144 offsetof(struct tstorm_def_status_block, igu_index)
2145
2146#define DEF_USB_SEGMENT_OFF \
2147 offsetof(struct cstorm_def_status_block_u, segment)
2148#define DEF_CSB_SEGMENT_OFF \
2149 offsetof(struct cstorm_def_status_block_c, segment)
2150#define DEF_XSB_SEGMENT_OFF \
2151 offsetof(struct xstorm_def_status_block, segment)
2152#define DEF_TSB_SEGMENT_OFF \
2153 offsetof(struct tstorm_def_status_block, segment)
2154
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002155#define BNX2X_SP_DSB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002156 (&bp->def_status_blk->sp_sb.\
2157 index_values[HC_SP_INDEX_ETH_DEF_CONS])
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002158
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002159#define SET_FLAG(value, mask, flag) \
2160 do {\
2161 (value) &= ~(mask);\
2162 (value) |= ((flag) << (mask##_SHIFT));\
2163 } while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002164
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002165#define GET_FLAG(value, mask) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002166 (((value) & (mask)) >> (mask##_SHIFT))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002167
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002168#define GET_FIELD(value, fname) \
2169 (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2170
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002171#define CAM_IS_INVALID(x) \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002172 (GET_FLAG(x.flags, \
2173 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2174 (T_ETH_MAC_COMMAND_INVALIDATE))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002175
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002176/* Number of u32 elements in MC hash array */
2177#define MC_HASH_SIZE 8
2178#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
2179 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2180
2181
2182#ifndef PXP2_REG_PXP2_INT_STS
2183#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
2184#endif
2185
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002186#ifndef ETH_MAX_RX_CLIENTS_E2
2187#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
2188#endif
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002189
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00002190#define BNX2X_VPD_LEN 128
2191#define VENDOR_ID_LEN 4
2192
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002193/* Congestion management fairness mode */
2194#define CMNG_FNS_NONE 0
2195#define CMNG_FNS_MINMAX 1
2196
2197#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
2198#define HC_SEG_ACCESS_ATTN 4
2199#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
2200
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002201static const u32 dmae_reg_go_c[] = {
2202 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2203 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2204 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2205 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2206};
Dmitry Kravkovb0efbb92010-07-27 12:33:43 +00002207
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002208void bnx2x_set_ethtool_ops(struct net_device *netdev);
Yaniv Rosner3deb8162011-06-14 01:34:33 +00002209void bnx2x_notify_link_changed(struct bnx2x *bp);
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002210
2211
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002212#define BNX2X_MF_SD_PROTOCOL(bp) \
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002213 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2214
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002215#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2216 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002217
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002218#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2219 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2220
2221#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2222#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2223
Barak Witkowskia3348722012-04-23 03:04:46 +00002224#define BNX2X_MF_EXT_PROTOCOL_FCOE(bp) ((bp)->mf_ext_config & \
2225 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2226
2227#define IS_MF_FCOE_AFEX(bp) (IS_MF_AFEX(bp) && BNX2X_MF_EXT_PROTOCOL_FCOE(bp))
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002228#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \
2229 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
2230 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002231
Merav Sicron55c11942012-11-07 00:45:48 +00002232enum {
2233 SWITCH_UPDATE,
2234 AFEX_UPDATE,
2235};
2236
2237#define NUM_MACS 8
Barak Witkowskia3348722012-04-23 03:04:46 +00002238
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002239#endif /* bnx2x.h */