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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
Barak Witkowskie29ecd52012-04-23 03:05:16 +000026#define DRV_MODULE_VERSION "1.72.50-0"
27#define DRV_MODULE_RELDATE "2012/04/23"
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
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000037#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
38#define BCM_CNIC 1
Dmitry Kravkov5d1e8592010-07-27 12:31:10 +000039#include "../cnic_if.h"
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000040#endif
41
Vladislav Zolotarov1ac218c2010-04-19 01:14:18 +000042#ifdef BCM_CNIC
43#define BNX2X_MIN_MSIX_VEC_CNT 3
44#define BNX2X_MSIX_VEC_FP_START 2
45#else
46#define BNX2X_MIN_MSIX_VEC_CNT 2
47#define BNX2X_MSIX_VEC_FP_START 1
48#endif
49
Eilon Greenstein01cd4522009-08-12 08:23:08 +000050#include <linux/mdio.h>
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030051
Eilon Greenstein359d8b12009-02-12 08:38:25 +000052#include "bnx2x_reg.h"
53#include "bnx2x_fw_defs.h"
54#include "bnx2x_hsi.h"
55#include "bnx2x_link.h"
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030056#include "bnx2x_sp.h"
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +000057#include "bnx2x_dcb.h"
Dmitry Kravkov6c719d02010-07-27 12:36:15 +000058#include "bnx2x_stats.h"
Eilon Greenstein359d8b12009-02-12 08:38:25 +000059
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020060/* error/debug prints */
61
Eilon Greenstein34f80b02008-06-23 20:33:01 -070062#define DRV_MODULE_NAME "bnx2x"
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020063
64/* for messages that are currently off */
Merav Sicron51c1a582012-03-18 10:33:38 +000065#define BNX2X_MSG_OFF 0x0
66#define BNX2X_MSG_MCP 0x0010000 /* was: NETIF_MSG_HW */
67#define BNX2X_MSG_STATS 0x0020000 /* was: NETIF_MSG_TIMER */
68#define BNX2X_MSG_NVM 0x0040000 /* was: NETIF_MSG_HW */
69#define BNX2X_MSG_DMAE 0x0080000 /* was: NETIF_MSG_HW */
70#define BNX2X_MSG_SP 0x0100000 /* was: NETIF_MSG_INTR */
71#define BNX2X_MSG_FP 0x0200000 /* was: NETIF_MSG_INTR */
72#define BNX2X_MSG_IOV 0x0800000
73#define BNX2X_MSG_IDLE 0x2000000 /* used for idle check*/
74#define BNX2X_MSG_ETHTOOL 0x4000000
75#define BNX2X_MSG_DCB 0x8000000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020076
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +020077/* regular debug print */
Joe Perchesf1deab52011-08-14 12:16:21 +000078#define DP(__mask, fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +000079do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000080 if (unlikely(bp->msg_enable & (__mask))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000081 pr_notice("[%s:%d(%s)]" fmt, \
82 __func__, __LINE__, \
83 bp->dev ? (bp->dev->name) : "?", \
84 ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +000085} while (0)
Eilon Greenstein34f80b02008-06-23 20:33:01 -070086
Joe Perchesf1deab52011-08-14 12:16:21 +000087#define DP_CONT(__mask, fmt, ...) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030088do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000089 if (unlikely(bp->msg_enable & (__mask))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000090 pr_cont(fmt, ##__VA_ARGS__); \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +030091} while (0)
92
Eilon Greenstein34f80b02008-06-23 20:33:01 -070093/* errors debug print */
Joe Perchesf1deab52011-08-14 12:16:21 +000094#define BNX2X_DBG_ERR(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +000095do { \
Merav Sicron51c1a582012-03-18 10:33:38 +000096 if (unlikely(netif_msg_probe(bp))) \
Joe Perchesf1deab52011-08-14 12:16:21 +000097 pr_err("[%s:%d(%s)]" fmt, \
Joe Perches7995c642010-02-17 15:01:52 +000098 __func__, __LINE__, \
99 bp->dev ? (bp->dev->name) : "?", \
Joe Perchesf1deab52011-08-14 12:16:21 +0000100 ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +0000101} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200102
103/* for errors (never masked) */
Joe Perchesf1deab52011-08-14 12:16:21 +0000104#define BNX2X_ERR(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +0000105do { \
Joe Perchesf1deab52011-08-14 12:16:21 +0000106 pr_err("[%s:%d(%s)]" fmt, \
Joe Perches7995c642010-02-17 15:01:52 +0000107 __func__, __LINE__, \
108 bp->dev ? (bp->dev->name) : "?", \
Joe Perchesf1deab52011-08-14 12:16:21 +0000109 ##__VA_ARGS__); \
110} while (0)
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000111
Joe Perchesf1deab52011-08-14 12:16:21 +0000112#define BNX2X_ERROR(fmt, ...) \
113 pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__)
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +0000114
Eliezer Tamirf1410642008-02-28 11:51:50 -0800115
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200116/* before we have a dev->name use dev_info() */
Joe Perchesf1deab52011-08-14 12:16:21 +0000117#define BNX2X_DEV_INFO(fmt, ...) \
Joe Perches7995c642010-02-17 15:01:52 +0000118do { \
Merav Sicron51c1a582012-03-18 10:33:38 +0000119 if (unlikely(netif_msg_probe(bp))) \
Joe Perchesf1deab52011-08-14 12:16:21 +0000120 dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__); \
Joe Perches7995c642010-02-17 15:01:52 +0000121} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200122
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200123#ifdef BNX2X_STOP_ON_ERROR
Ariel Elior6383c0b2011-07-14 08:31:57 +0000124void bnx2x_int_disable(struct bnx2x *bp);
Joe Perchesf1deab52011-08-14 12:16:21 +0000125#define bnx2x_panic() \
126do { \
127 bp->panic = 1; \
128 BNX2X_ERR("driver assert\n"); \
129 bnx2x_int_disable(bp); \
130 bnx2x_panic_dump(bp); \
131} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200132#else
Joe Perchesf1deab52011-08-14 12:16:21 +0000133#define bnx2x_panic() \
134do { \
135 bp->panic = 1; \
136 BNX2X_ERR("driver assert\n"); \
137 bnx2x_panic_dump(bp); \
138} while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200139#endif
140
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000141#define bnx2x_mc_addr(ha) ((ha)->addr)
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -0800142#define bnx2x_uc_addr(ha) ((ha)->addr)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200143
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700144#define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff)
145#define U64_HI(x) (u32)(((u64)(x)) >> 32)
146#define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200147
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200148
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000149#define REG_ADDR(bp, offset) ((bp->regview) + (offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700150
151#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
152#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000153#define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700154
155#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200156#define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700157#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200158
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700159#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
160#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200161
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700162#define REG_RD_DMAE(bp, offset, valp, len32) \
163 do { \
164 bnx2x_read_dmae(bp, offset, len32);\
Eilon Greenstein573f2032009-08-12 08:24:14 +0000165 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700166 } while (0)
167
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700168#define REG_WR_DMAE(bp, offset, valp, len32) \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200169 do { \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000170 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200171 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
172 offset, len32); \
173 } while (0)
174
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000175#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
176 REG_WR_DMAE(bp, offset, valp, len32)
177
Vladislav Zolotarov3359fce2010-02-17 13:35:01 -0800178#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
Eilon Greenstein573f2032009-08-12 08:24:14 +0000179 do { \
180 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
181 bnx2x_write_big_buf_wb(bp, addr, len32); \
182 } while (0)
183
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700184#define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
185 offsetof(struct shmem_region, field))
186#define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
187#define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200188
Eilon Greenstein2691d512009-08-12 08:22:08 +0000189#define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
190 offsetof(struct shmem2_region, field))
191#define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
192#define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000193#define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \
194 offsetof(struct mf_cfg, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000195#define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000196 offsetof(struct mf2_cfg, field))
Eilon Greenstein2691d512009-08-12 08:22:08 +0000197
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000198#define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field))
199#define MF_CFG_WR(bp, field, val) REG_WR(bp,\
200 MF_CFG_ADDR(bp, field), (val))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000201#define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field))
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000202
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000203#define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \
204 (SHMEM2_RD((bp), size) > \
205 offsetof(struct shmem2_region, field)))
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000206
Eilon Greenstein345b5d52008-08-13 15:58:12 -0700207#define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
Eilon Greenstein3196a882008-08-13 15:58:49 -0700208#define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200209
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000210/* SP SB indices */
211
212/* General SP events - stats query, cfc delete, etc */
213#define HC_SP_INDEX_ETH_DEF_CONS 3
214
215/* EQ completions */
216#define HC_SP_INDEX_EQ_CONS 7
217
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000218/* FCoE L2 connection completions */
219#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6
220#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000221/* iSCSI L2 */
222#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5
223#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1
224
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000225/* Special clients parameters */
226
227/* SB indices */
228/* FCoE L2 */
229#define BNX2X_FCOE_L2_RX_INDEX \
230 (&bp->def_status_blk->sp_sb.\
231 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
232
233#define BNX2X_FCOE_L2_TX_INDEX \
234 (&bp->def_status_blk->sp_sb.\
235 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
236
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000237/**
238 * CIDs and CLIDs:
239 * CLIDs below is a CLID for func 0, then the CLID for other
240 * functions will be calculated by the formula:
241 *
242 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
243 *
244 */
David S. Miller1805b2f2011-10-24 18:18:09 -0400245enum {
246 BNX2X_ISCSI_ETH_CL_ID_IDX,
247 BNX2X_FCOE_ETH_CL_ID_IDX,
248 BNX2X_MAX_CNIC_ETH_CL_ID_IDX,
249};
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000250
Merav Sicron37ae41a2012-06-19 07:48:27 +0000251#define BNX2X_CNIC_START_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) *\
252 (bp)->max_cos)
David S. Miller1805b2f2011-10-24 18:18:09 -0400253 /* iSCSI L2 */
Merav Sicron37ae41a2012-06-19 07:48:27 +0000254#define BNX2X_ISCSI_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp))
David S. Miller1805b2f2011-10-24 18:18:09 -0400255 /* FCoE L2 */
Merav Sicron37ae41a2012-06-19 07:48:27 +0000256#define BNX2X_FCOE_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp) + 1)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000257
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000258/** Additional rings budgeting */
259#ifdef BCM_CNIC
Ariel Elior6383c0b2011-07-14 08:31:57 +0000260#define CNIC_PRESENT 1
261#define FCOE_PRESENT 1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000262#else
Ariel Elior6383c0b2011-07-14 08:31:57 +0000263#define CNIC_PRESENT 0
264#define FCOE_PRESENT 0
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000265#endif /* BCM_CNIC */
Ariel Elior6383c0b2011-07-14 08:31:57 +0000266#define NON_ETH_CONTEXT_USE (FCOE_PRESENT)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000267
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000268#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
269 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
270
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000271#define SM_RX_ID 0
272#define SM_TX_ID 1
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200273
Ariel Elior6383c0b2011-07-14 08:31:57 +0000274/* defines for multiple tx priority indices */
275#define FIRST_TX_ONLY_COS_INDEX 1
276#define FIRST_TX_COS_INDEX 0
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200277
Ariel Elior6383c0b2011-07-14 08:31:57 +0000278/* rules for calculating the cids of tx-only connections */
Merav Sicron65565882012-06-19 07:48:26 +0000279#define CID_TO_FP(cid, bp) ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp))
280#define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \
281 (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000282
283/* fp index inside class of service range */
Merav Sicron65565882012-06-19 07:48:26 +0000284#define FP_COS_TO_TXQ(fp, cos, bp) \
285 ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000286
Merav Sicron65565882012-06-19 07:48:26 +0000287/* Indexes for transmission queues array:
288 * txdata for RSS i CoS j is at location i + (j * num of RSS)
289 * txdata for FCoE (if exist) is at location max cos * num of RSS
290 * txdata for FWD (if exist) is one location after FCoE
291 * txdata for OOO (if exist) is one location after FWD
Ariel Elior6383c0b2011-07-14 08:31:57 +0000292 */
Merav Sicron65565882012-06-19 07:48:26 +0000293enum {
294 FCOE_TXQ_IDX_OFFSET,
295 FWD_TXQ_IDX_OFFSET,
296 OOO_TXQ_IDX_OFFSET,
297};
298#define MAX_ETH_TXQ_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos)
299#ifdef BCM_CNIC
300#define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET)
301#endif
Ariel Elior6383c0b2011-07-14 08:31:57 +0000302
303/* fast path */
Eric Dumazete52fcb22011-11-14 06:05:34 +0000304/*
305 * This driver uses new build_skb() API :
306 * RX ring buffer contains pointer to kmalloc() data only,
307 * skb are built only after Hardware filled the frame.
308 */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200309struct sw_rx_bd {
Eric Dumazete52fcb22011-11-14 06:05:34 +0000310 u8 *data;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000311 DEFINE_DMA_UNMAP_ADDR(mapping);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200312};
313
314struct sw_tx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700315 struct sk_buff *skb;
316 u16 first_bd;
Eilon Greensteinca003922009-08-12 22:53:28 -0700317 u8 flags;
318/* Set on the first BD descriptor when there is a split BD */
319#define BNX2X_TSO_SPLIT_BD (1<<0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200320};
321
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700322struct sw_rx_page {
323 struct page *page;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000324 DEFINE_DMA_UNMAP_ADDR(mapping);
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700325};
326
Eilon Greensteinca003922009-08-12 22:53:28 -0700327union db_prod {
328 struct doorbell_set_prod data;
329 u32 raw;
330};
331
David S. Miller8decf862011-09-22 03:23:13 -0400332/* dropless fc FW/HW related params */
333#define BRB_SIZE(bp) (CHIP_IS_E3(bp) ? 1024 : 512)
334#define MAX_AGG_QS(bp) (CHIP_IS_E1(bp) ? \
335 ETH_MAX_AGGREGATION_QUEUES_E1 :\
336 ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
337#define FW_DROP_LEVEL(bp) (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
338#define FW_PREFETCH_CNT 16
339#define DROPLESS_FC_HEADROOM 100
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700340
341/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300342#define BCM_PAGE_SHIFT 12
343#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
344#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700345#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
346
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300347#define PAGES_PER_SGE_SHIFT 0
348#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
349#define SGE_PAGE_SIZE PAGE_SIZE
350#define SGE_PAGE_SHIFT PAGE_SHIFT
351#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700352
353/* SGE ring related macros */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300354#define NUM_RX_SGE_PAGES 2
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700355#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
David S. Miller8decf862011-09-22 03:23:13 -0400356#define NEXT_PAGE_SGE_DESC_CNT 2
357#define MAX_RX_SGE_CNT (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
Eilon Greenstein33471622008-08-13 15:59:08 -0700358/* RX_SGE_CNT is promised to be a power of 2 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300359#define RX_SGE_MASK (RX_SGE_CNT - 1)
360#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
361#define MAX_RX_SGE (NUM_RX_SGE - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700362#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400363 (MAX_RX_SGE_CNT - 1)) ? \
364 (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
365 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300366#define RX_SGE(x) ((x) & MAX_RX_SGE)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700367
David S. Miller8decf862011-09-22 03:23:13 -0400368/*
369 * Number of required SGEs is the sum of two:
370 * 1. Number of possible opened aggregations (next packet for
371 * these aggregations will probably consume SGE immidiatelly)
372 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
373 * after placement on BD for new TPA aggregation)
374 *
375 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
376 */
377#define NUM_SGE_REQ (MAX_AGG_QS(bp) + \
378 (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
379#define NUM_SGE_PG_REQ ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
380 MAX_RX_SGE_CNT)
381#define SGE_TH_LO(bp) (NUM_SGE_REQ + \
382 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
383#define SGE_TH_HI(bp) (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
384
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300385/* Manipulate a bit vector defined as an array of u64 */
386
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700387/* Number of bits in one sge_mask array element */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300388#define BIT_VEC64_ELEM_SZ 64
389#define BIT_VEC64_ELEM_SHIFT 6
390#define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1)
391
392
393#define __BIT_VEC64_SET_BIT(el, bit) \
394 do { \
395 el = ((el) | ((u64)0x1 << (bit))); \
396 } while (0)
397
398#define __BIT_VEC64_CLEAR_BIT(el, bit) \
399 do { \
400 el = ((el) & (~((u64)0x1 << (bit)))); \
401 } while (0)
402
403
404#define BIT_VEC64_SET_BIT(vec64, idx) \
405 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
406 (idx) & BIT_VEC64_ELEM_MASK)
407
408#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
409 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
410 (idx) & BIT_VEC64_ELEM_MASK)
411
412#define BIT_VEC64_TEST_BIT(vec64, idx) \
413 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
414 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700415
416/* Creates a bitmask of all ones in less significant bits.
417 idx - index of the most significant bit in the created mask */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300418#define BIT_VEC64_ONES_MASK(idx) \
419 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
420#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
421
422/*******************************************************/
423
424
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700425
426/* Number of u64 elements in SGE mask array */
Dmitry Kravkovb3637822011-11-13 04:34:27 +0000427#define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700428#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
429#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
430
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000431union host_hc_status_block {
432 /* pointer to fp status block e1x */
433 struct host_hc_status_block_e1x *e1x_sb;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000434 /* pointer to fp status block e2 */
435 struct host_hc_status_block_e2 *e2_sb;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000436};
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700437
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300438struct bnx2x_agg_info {
439 /*
Eric Dumazete52fcb22011-11-14 06:05:34 +0000440 * First aggregation buffer is a data buffer, the following - are pages.
441 * We will preallocate the data buffer for each aggregation when
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300442 * we open the interface and will replace the BD at the consumer
443 * with this one when we receive the TPA_START CQE in order to
444 * keep the Rx BD ring consistent.
445 */
446 struct sw_rx_bd first_buf;
447 u8 tpa_state;
448#define BNX2X_TPA_START 1
449#define BNX2X_TPA_STOP 2
450#define BNX2X_TPA_ERROR 3
451 u8 placement_offset;
452 u16 parsing_flags;
453 u16 vlan_tag;
454 u16 len_on_bd;
Eric Dumazete52fcb22011-11-14 06:05:34 +0000455 u32 rxhash;
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000456 u16 gro_size;
457 u16 full_page;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300458};
459
460#define Q_STATS_OFFSET32(stat_name) \
461 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
462
Ariel Elior6383c0b2011-07-14 08:31:57 +0000463struct bnx2x_fp_txdata {
464
465 struct sw_tx_bd *tx_buf_ring;
466
467 union eth_tx_bd_types *tx_desc_ring;
468 dma_addr_t tx_desc_mapping;
469
470 u32 cid;
471
472 union db_prod tx_db;
473
474 u16 tx_pkt_prod;
475 u16 tx_pkt_cons;
476 u16 tx_bd_prod;
477 u16 tx_bd_cons;
478
479 unsigned long tx_pkt;
480
481 __le16 *tx_cons_sb;
482
483 int txq_index;
Merav Sicron65565882012-06-19 07:48:26 +0000484 struct bnx2x_fastpath *parent_fp;
485 int tx_ring_size;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000486};
487
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000488enum bnx2x_tpa_mode_t {
489 TPA_MODE_LRO,
490 TPA_MODE_GRO
491};
492
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200493struct bnx2x_fastpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300494 struct bnx2x *bp; /* parent */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200495
Dmitry Kravkovd6214d72010-10-06 03:32:10 +0000496#define BNX2X_NAPI_WEIGHT 128
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700497 struct napi_struct napi;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000498 union host_hc_status_block status_blk;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000499 /* chip independed shortcuts into sb structure */
500 __le16 *sb_index_values;
501 __le16 *sb_running_index;
502 /* chip independed shortcut into rx_prods_offset memory */
503 u32 ustorm_rx_prods_offset;
504
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800505 u32 rx_buf_size;
506
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700507 dma_addr_t status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200508
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000509 enum bnx2x_tpa_mode_t mode;
510
Ariel Elior6383c0b2011-07-14 08:31:57 +0000511 u8 max_cos; /* actual number of active tx coses */
Merav Sicron65565882012-06-19 07:48:26 +0000512 struct bnx2x_fp_txdata *txdata_ptr[BNX2X_MULTI_TX_COS];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200513
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700514 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
515 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200516
517 struct eth_rx_bd *rx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700518 dma_addr_t rx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200519
520 union eth_rx_cqe *rx_comp_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700521 dma_addr_t rx_comp_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200522
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700523 /* SGE ring */
524 struct eth_rx_sge *rx_sge_ring;
525 dma_addr_t rx_sge_mapping;
526
527 u64 sge_mask[RX_SGE_MASK_LEN];
528
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300529 u32 cid;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200530
Ariel Elior6383c0b2011-07-14 08:31:57 +0000531 __le16 fp_hc_idx;
532
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000533 u8 index; /* number in fp array */
Dmitry Kravkovf233caf2011-11-13 04:34:22 +0000534 u8 rx_queue; /* index for skb_record */
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000535 u8 cl_id; /* eth client id */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000536 u8 cl_qzone_id;
537 u8 fw_sb_id; /* status block number in FW */
538 u8 igu_sb_id; /* status block number in HW */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200539
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700540 u16 rx_bd_prod;
541 u16 rx_bd_cons;
542 u16 rx_comp_prod;
543 u16 rx_comp_cons;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700544 u16 rx_sge_prod;
545 /* The last maximal completed SGE */
546 u16 last_max_sge;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000547 __le16 *rx_cons_sb;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000548 unsigned long rx_pkt,
Yitchak Gertner66e855f2008-08-13 15:49:05 -0700549 rx_calls;
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +0000550
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700551 /* TPA related */
Barak Witkowski15192a82012-06-19 07:48:28 +0000552 struct bnx2x_agg_info *tpa_info;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700553 u8 disable_tpa;
554#ifdef BNX2X_STOP_ON_ERROR
555 u64 tpa_queue_used;
556#endif
Eilon Greensteinca003922009-08-12 22:53:28 -0700557 /* The size is calculated using the following:
558 sizeof name field from netdev structure +
559 4 ('-Xx-' string) +
560 4 (for the digits and to make it DWORD aligned) */
561#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
562 char name[FP_NAME_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200563};
564
Barak Witkowski15192a82012-06-19 07:48:28 +0000565#define bnx2x_fp(bp, nr, var) ((bp)->fp[(nr)].var)
566#define bnx2x_sp_obj(bp, fp) ((bp)->sp_objs[(fp)->index])
567#define bnx2x_fp_stats(bp, fp) (&((bp)->fp_stats[(fp)->index]))
568#define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats))
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800569
570/* Use 2500 as a mini-jumbo MTU for FCoE */
571#define BNX2X_FCOE_MINI_JUMBO_MTU 2500
572
Merav Sicron65565882012-06-19 07:48:26 +0000573#define FCOE_IDX_OFFSET 0
574
575#define FCOE_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \
576 FCOE_IDX_OFFSET)
577#define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX(bp)])
578#define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
Barak Witkowski15192a82012-06-19 07:48:28 +0000579#define bnx2x_fcoe_inner_sp_obj(bp) (&bp->sp_objs[FCOE_IDX(bp)])
580#define bnx2x_fcoe_sp_obj(bp, var) (bnx2x_fcoe_inner_sp_obj(bp)->var)
Merav Sicron65565882012-06-19 07:48:26 +0000581#define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \
582 txdata_ptr[FIRST_TX_COS_INDEX] \
583 ->var)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300584
585
Ariel Elior6383c0b2011-07-14 08:31:57 +0000586#define IS_ETH_FP(fp) (fp->index < \
587 BNX2X_NUM_ETH_QUEUES(fp->bp))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300588#ifdef BCM_CNIC
Merav Sicron65565882012-06-19 07:48:26 +0000589#define IS_FCOE_FP(fp) (fp->index == FCOE_IDX(fp->bp))
590#define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp))
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000591#else
592#define IS_FCOE_FP(fp) false
593#define IS_FCOE_IDX(idx) false
594#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700595
596
597/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300598#define MAX_FETCH_BD 13 /* HW max BDs per packet */
599#define RX_COPY_THRESH 92
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700600
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300601#define NUM_TX_RINGS 16
Eilon Greensteinca003922009-08-12 22:53:28 -0700602#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
David S. Miller8decf862011-09-22 03:23:13 -0400603#define NEXT_PAGE_TX_DESC_CNT 1
604#define MAX_TX_DESC_CNT (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300605#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
606#define MAX_TX_BD (NUM_TX_BD - 1)
607#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700608#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400609 (MAX_TX_DESC_CNT - 1)) ? \
610 (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
611 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300612#define TX_BD(x) ((x) & MAX_TX_BD)
613#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700614
615/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300616#define NUM_RX_RINGS 8
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700617#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
David S. Miller8decf862011-09-22 03:23:13 -0400618#define NEXT_PAGE_RX_DESC_CNT 2
619#define MAX_RX_DESC_CNT (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300620#define RX_DESC_MASK (RX_DESC_CNT - 1)
621#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
622#define MAX_RX_BD (NUM_RX_BD - 1)
623#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
David S. Miller8decf862011-09-22 03:23:13 -0400624
625/* dropless fc calculations for BDs
626 *
627 * Number of BDs should as number of buffers in BRB:
628 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
629 * "next" elements on each page
630 */
631#define NUM_BD_REQ BRB_SIZE(bp)
632#define NUM_BD_PG_REQ ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
633 MAX_RX_DESC_CNT)
634#define BD_TH_LO(bp) (NUM_BD_REQ + \
635 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
636 FW_DROP_LEVEL(bp))
637#define BD_TH_HI(bp) (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
638
639#define MIN_RX_AVAIL ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300640
641#define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \
642 ETH_MIN_RX_CQES_WITH_TPA_E1 : \
643 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
644#define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA
645#define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
646#define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
647 MIN_RX_AVAIL))
648
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700649#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400650 (MAX_RX_DESC_CNT - 1)) ? \
651 (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
652 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300653#define RX_BD(x) ((x) & MAX_RX_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700654
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300655/*
656 * As long as CQE is X times bigger than BD entry we have to allocate X times
657 * more pages for CQ ring in order to keep it balanced with BD ring
658 */
659#define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
660#define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700661#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
David S. Miller8decf862011-09-22 03:23:13 -0400662#define NEXT_PAGE_RCQ_DESC_CNT 1
663#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300664#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
665#define MAX_RCQ_BD (NUM_RCQ_BD - 1)
666#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700667#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400668 (MAX_RCQ_DESC_CNT - 1)) ? \
669 (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
670 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300671#define RCQ_BD(x) ((x) & MAX_RCQ_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700672
David S. Miller8decf862011-09-22 03:23:13 -0400673/* dropless fc calculations for RCQs
674 *
675 * Number of RCQs should be as number of buffers in BRB:
676 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
677 * "next" elements on each page
678 */
679#define NUM_RCQ_REQ BRB_SIZE(bp)
680#define NUM_RCQ_PG_REQ ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
681 MAX_RCQ_DESC_CNT)
682#define RCQ_TH_LO(bp) (NUM_RCQ_REQ + \
683 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
684 FW_DROP_LEVEL(bp))
685#define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
686
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700687
Eilon Greenstein33471622008-08-13 15:59:08 -0700688/* This is needed for determining of last_max */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300689#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
690#define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700691
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700692
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300693#define BNX2X_SWCID_SHIFT 17
694#define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700695
696/* used on a CID received from the HW */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300697#define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700698#define CQE_CMD(x) (le32_to_cpu(x) >> \
699 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
700
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700701#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
702 le32_to_cpu((bd)->addr_lo))
703#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
704
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000705#define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
706#define BNX2X_DB_SHIFT 7 /* 128 bytes*/
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300707#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
708#error "Min DB doorbell stride is 8"
709#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700710#define DPM_TRIGER_TYPE 0x40
711#define DOORBELL(bp, cid, val) \
712 do { \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000713 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700714 DPM_TRIGER_TYPE); \
715 } while (0)
716
717
718/* TX CSUM helpers */
719#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
720 skb->csum_offset)
721#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
722 skb->csum_offset))
723
724#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
725
726#define XMIT_PLAIN 0
727#define XMIT_CSUM_V4 0x1
728#define XMIT_CSUM_V6 0x2
729#define XMIT_CSUM_TCP 0x4
730#define XMIT_GSO_V4 0x8
731#define XMIT_GSO_V6 0x10
732
733#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
734#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
735
736
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700737/* stuff added to make the code fit 80Col */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300738#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
739#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
740#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
741#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
742#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700743
Eilon Greenstein1adcd8b2008-08-13 15:48:29 -0700744#define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
745
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000746#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
747 (((le16_to_cpu(flags) & \
748 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
749 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
750 == PRS_FLAG_OVERETH_IPV4)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700751#define BNX2X_RX_SUM_FIX(cqe) \
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000752 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700753
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300754
755#define FP_USB_FUNC_OFF \
756 offsetof(struct cstorm_status_block_u, func)
757#define FP_CSB_FUNC_OFF \
758 offsetof(struct cstorm_status_block_c, func)
759
David S. Miller8decf862011-09-22 03:23:13 -0400760#define HC_INDEX_ETH_RX_CQ_CONS 1
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300761
David S. Miller8decf862011-09-22 03:23:13 -0400762#define HC_INDEX_OOO_TX_CQ_CONS 4
763
764#define HC_INDEX_ETH_TX_CQ_CONS_COS0 5
765
766#define HC_INDEX_ETH_TX_CQ_CONS_COS1 6
767
768#define HC_INDEX_ETH_TX_CQ_CONS_COS2 7
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300769
Ariel Elior6383c0b2011-07-14 08:31:57 +0000770#define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0
771
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700772#define BNX2X_RX_SB_INDEX \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300773 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200774
Ariel Elior6383c0b2011-07-14 08:31:57 +0000775#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
776
777#define BNX2X_TX_SB_INDEX_COS0 \
778 (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700779
780/* end of fast path */
781
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700782/* common */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200783
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700784struct bnx2x_common {
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200785
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700786 u32 chip_id;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200787/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700788#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200789
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700790#define CHIP_NUM(bp) (bp->common.chip_id >> 16)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700791#define CHIP_NUM_57710 0x164e
792#define CHIP_NUM_57711 0x164f
793#define CHIP_NUM_57711E 0x1650
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000794#define CHIP_NUM_57712 0x1662
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300795#define CHIP_NUM_57712_MF 0x1663
796#define CHIP_NUM_57713 0x1651
797#define CHIP_NUM_57713E 0x1652
798#define CHIP_NUM_57800 0x168a
799#define CHIP_NUM_57800_MF 0x16a5
800#define CHIP_NUM_57810 0x168e
801#define CHIP_NUM_57810_MF 0x16ae
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000802#define CHIP_NUM_57811 0x163d
803#define CHIP_NUM_57811_MF 0x163e
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300804#define CHIP_NUM_57840 0x168d
805#define CHIP_NUM_57840_MF 0x16ab
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700806#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
807#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
808#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000809#define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300810#define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
811#define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800)
812#define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
813#define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810)
814#define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000815#define CHIP_IS_57811(bp) (CHIP_NUM(bp) == CHIP_NUM_57811)
816#define CHIP_IS_57811_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_MF)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300817#define CHIP_IS_57840(bp) (CHIP_NUM(bp) == CHIP_NUM_57840)
818#define CHIP_IS_57840_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57840_MF)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700819#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
820 CHIP_IS_57711E(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000821#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300822 CHIP_IS_57712_MF(bp))
823#define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \
824 CHIP_IS_57800_MF(bp) || \
825 CHIP_IS_57810(bp) || \
826 CHIP_IS_57810_MF(bp) || \
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000827 CHIP_IS_57811(bp) || \
828 CHIP_IS_57811_MF(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300829 CHIP_IS_57840(bp) || \
830 CHIP_IS_57840_MF(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000831#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300832#define USES_WARPCORE(bp) (CHIP_IS_E3(bp))
833#define IS_E1H_OFFSET (!CHIP_IS_E1(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200834
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300835#define CHIP_REV_SHIFT 12
836#define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT)
837#define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK)
838#define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT)
839#define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700840/* assume maximum 5 revisions */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300841#define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700842/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
843#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300844 !(CHIP_REV_VAL(bp) & 0x00001000))
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700845/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
846#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300847 (CHIP_REV_VAL(bp) & 0x00001000))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200848
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700849#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
850 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
851
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700852#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
853#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300854#define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
855 (CHIP_REV_SHIFT + 1)) \
856 << CHIP_REV_SHIFT)
857#define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \
858 CHIP_REV_SIM(bp) :\
859 CHIP_REV_VAL(bp))
860#define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \
861 (CHIP_REV(bp) == CHIP_REV_Bx))
862#define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \
863 (CHIP_REV(bp) == CHIP_REV_Ax))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200864
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700865 int flash_size;
Dmitry Kravkov754a2f52011-06-14 01:34:02 +0000866#define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
867#define BNX2X_NVRAM_TIMEOUT_COUNT 30000
868#define BNX2X_NVRAM_PAGE_SIZE 256
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200869
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700870 u32 shmem_base;
Eilon Greenstein2691d512009-08-12 08:22:08 +0000871 u32 shmem2_base;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000872 u32 mf_cfg_base;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000873 u32 mf2_cfg_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700874
875 u32 hw_config;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200876
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700877 u32 bc_ver;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000878
879 u8 int_block;
880#define INT_BLOCK_HC 0
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000881#define INT_BLOCK_IGU 1
882#define INT_BLOCK_MODE_NORMAL 0
883#define INT_BLOCK_MODE_BW_COMP 2
884#define CHIP_INT_MODE_IS_NBC(bp) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300885 (!CHIP_IS_E1x(bp) && \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000886 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
887#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
888
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000889 u8 chip_port_mode;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000890#define CHIP_4_PORT_MODE 0x0
891#define CHIP_2_PORT_MODE 0x1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000892#define CHIP_PORT_MODE_NONE 0x2
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000893#define CHIP_MODE(bp) (bp->common.chip_port_mode)
894#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
Barak Witkowski1d187b32011-12-05 22:41:50 +0000895
896 u32 boot_mode;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700897};
898
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000899/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
900#define BNX2X_IGU_STAS_MSG_VF_CNT 64
901#define BNX2X_IGU_STAS_MSG_PF_CNT 4
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700902
903/* end of common */
904
905/* port */
906
907struct bnx2x_port {
908 u32 pmf;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200909
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000910 u32 link_config[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200911
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000912 u32 supported[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200913/* link settings - missing defines */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700914#define SUPPORTED_2500baseX_Full (1 << 15)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200915
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000916 u32 advertising[LINK_CONFIG_SIZE];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700917/* link settings - missing defines */
918#define ADVERTISED_2500baseX_Full (1 << 15)
919
920 u32 phy_addr;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700921
922 /* used to synchronize phy accesses */
923 struct mutex phy_mutex;
Eilon Greenstein46c6a672009-02-12 08:36:58 +0000924 int need_hw_lock;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700925
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700926 u32 port_stx;
927
928 struct nig_stats old_nig_stats;
929};
930
931/* end of port */
932
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300933#define STATS_OFFSET32(stat_name) \
934 (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700935
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300936/* slow path */
937
938/* slow path work-queue */
939extern struct workqueue_struct *bnx2x_wq;
940
941#define BNX2X_MAX_NUM_OF_VFS 64
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000942#define BNX2X_VF_ID_INVALID 0xFF
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700943
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000944/*
945 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
946 * control by the number of fast-path status blocks supported by the
947 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
948 * status block represents an independent interrupts context that can
949 * serve a regular L2 networking queue. However special L2 queues such
950 * as the FCoE queue do not require a FP-SB and other components like
951 * the CNIC may consume FP-SB reducing the number of possible L2 queues
952 *
953 * If the maximum number of FP-SB available is X then:
954 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
955 * regular L2 queues is Y=X-1
956 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
957 * c. If the FCoE L2 queue is supported the actual number of L2 queues
958 * is Y+1
959 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
960 * slow-path interrupts) or Y+2 if CNIC is supported (one additional
961 * FP interrupt context for the CNIC).
962 * e. The number of HW context (CID count) is always X or X+1 if FCoE
963 * L2 queue is supported. the cid for the FCoE L2 queue is always X.
964 */
965
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300966/* fast-path interrupt contexts E1x */
967#define FP_SB_MAX_E1x 16
968/* fast-path interrupt contexts E2 */
969#define FP_SB_MAX_E2 HC_SB_MAX_SB_E2
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000970
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700971union cdu_context {
972 struct eth_context eth;
973 char pad[1024];
974};
975
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000976/* CDU host DB constants */
Merav Sicrona0529972012-06-19 07:48:25 +0000977#define CDU_ILT_PAGE_SZ_HW 2
978#define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000979#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
980
981#ifdef BCM_CNIC
982#define CNIC_ISCSI_CID_MAX 256
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000983#define CNIC_FCOE_CID_MAX 2048
984#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000985#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
986#endif
987
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300988#define QM_ILT_PAGE_SZ_HW 0
989#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000990#define QM_CID_ROUND 1024
991
992#ifdef BCM_CNIC
993/* TM (timers) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300994#define TM_ILT_PAGE_SZ_HW 0
995#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000996/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
997#define TM_CONN_NUM 1024
998#define TM_ILT_SZ (8 * TM_CONN_NUM)
999#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1000
1001/* SRC (Searcher) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001002#define SRC_ILT_PAGE_SZ_HW 0
1003#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001004#define SRC_HASH_BITS 10
1005#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
1006#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
1007#define SRC_T2_SZ SRC_ILT_SZ
1008#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001009
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001010#endif
1011
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001012#define MAX_DMAE_C 8
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001013
1014/* DMA memory not used in fastpath */
1015struct bnx2x_slowpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001016 union {
1017 struct mac_configuration_cmd e1x;
1018 struct eth_classify_rules_ramrod_data e2;
1019 } mac_rdata;
1020
1021
1022 union {
1023 struct tstorm_eth_mac_filter_config e1x;
1024 struct eth_filter_rules_ramrod_data e2;
1025 } rx_mode_rdata;
1026
1027 union {
1028 struct mac_configuration_cmd e1;
1029 struct eth_multicast_rules_ramrod_data e2;
1030 } mcast_rdata;
1031
1032 struct eth_rss_update_ramrod_data rss_rdata;
1033
1034 /* Queue State related ramrods are always sent under rtnl_lock */
1035 union {
1036 struct client_init_ramrod_data init_data;
1037 struct client_update_ramrod_data update_data;
1038 } q_rdata;
1039
1040 union {
1041 struct function_start_data func_start;
Dmitry Kravkov6debea82011-07-19 01:42:04 +00001042 /* pfc configuration for DCBX ramrod */
1043 struct flow_control_configuration pfc_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001044 } func_rdata;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001045
Barak Witkowskia3348722012-04-23 03:04:46 +00001046 /* afex ramrod can not be a part of func_rdata union because these
1047 * events might arrive in parallel to other events from func_rdata.
1048 * Therefore, if they would have been defined in the same union,
1049 * data can get corrupted.
1050 */
1051 struct afex_vif_list_ramrod_data func_afex_rdata;
1052
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001053 /* used by dmae command executer */
1054 struct dmae_command dmae[MAX_DMAE_C];
1055
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001056 u32 stats_comp;
1057 union mac_stats mac_stats;
1058 struct nig_stats nig_stats;
1059 struct host_port_stats port_stats;
1060 struct host_func_stats func_stats;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001061
1062 u32 wb_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001063 u32 wb_data[4];
Barak Witkowski1d187b32011-12-05 22:41:50 +00001064
1065 union drv_info_to_mcp drv_info_to_mcp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001066};
1067
1068#define bnx2x_sp(bp, var) (&bp->slowpath->var)
1069#define bnx2x_sp_mapping(bp, var) \
1070 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001071
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001072
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001073/* attn group wiring */
1074#define MAX_DYNAMIC_ATTN_GRPS 8
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001075
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001076struct attn_route {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001077 u32 sig[5];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001078};
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001079
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001080struct iro {
1081 u32 base;
1082 u16 m1;
1083 u16 m2;
1084 u16 m3;
1085 u16 size;
1086};
1087
1088struct hw_context {
1089 union cdu_context *vcxt;
1090 dma_addr_t cxt_mapping;
1091 size_t size;
1092};
1093
1094/* forward */
1095struct bnx2x_ilt;
1096
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001097
1098enum bnx2x_recovery_state {
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001099 BNX2X_RECOVERY_DONE,
1100 BNX2X_RECOVERY_INIT,
1101 BNX2X_RECOVERY_WAIT,
Ariel Elior95c6c6162012-01-26 06:01:52 +00001102 BNX2X_RECOVERY_FAILED,
1103 BNX2X_RECOVERY_NIC_LOADING
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001104};
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001105
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001106/*
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001107 * Event queue (EQ or event ring) MC hsi
1108 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1109 */
1110#define NUM_EQ_PAGES 1
1111#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1112#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
1113#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1114#define EQ_DESC_MASK (NUM_EQ_DESC - 1)
1115#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1116
1117/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1118#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
1119 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1120
1121/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1122#define EQ_DESC(x) ((x) & EQ_DESC_MASK)
1123
1124#define BNX2X_EQ_INDEX \
1125 (&bp->def_status_blk->sp_sb.\
1126 index_values[HC_SP_INDEX_EQ_CONS])
1127
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001128/* This is a data that will be used to create a link report message.
1129 * We will keep the data used for the last link report in order
1130 * to prevent reporting the same link parameters twice.
1131 */
1132struct bnx2x_link_report_data {
1133 u16 line_speed; /* Effective line speed */
1134 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1135};
1136
1137enum {
1138 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */
1139 BNX2X_LINK_REPORT_LINK_DOWN,
1140 BNX2X_LINK_REPORT_RX_FC_ON,
1141 BNX2X_LINK_REPORT_TX_FC_ON,
1142};
1143
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001144enum {
1145 BNX2X_PORT_QUERY_IDX,
1146 BNX2X_PF_QUERY_IDX,
Barak Witkowski50f0a562011-12-05 21:52:23 +00001147 BNX2X_FCOE_QUERY_IDX,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001148 BNX2X_FIRST_QUEUE_QUERY_IDX,
1149};
1150
1151struct bnx2x_fw_stats_req {
1152 struct stats_query_header hdr;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001153 struct stats_query_entry query[FP_SB_MAX_E1x+
1154 BNX2X_FIRST_QUEUE_QUERY_IDX];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001155};
1156
1157struct bnx2x_fw_stats_data {
1158 struct stats_counter storm_counters;
1159 struct per_port_stats port;
1160 struct per_pf_stats pf;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001161 struct fcoe_statistics_params fcoe;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001162 struct per_queue_stats queue_stats[1];
1163};
1164
Ariel Elior7be08a72011-07-14 08:31:19 +00001165/* Public slow path states */
1166enum {
Ariel Elior6383c0b2011-07-14 08:31:57 +00001167 BNX2X_SP_RTNL_SETUP_TC,
Ariel Elior7be08a72011-07-14 08:31:19 +00001168 BNX2X_SP_RTNL_TX_TIMEOUT,
Barak Witkowskia3348722012-04-23 03:04:46 +00001169 BNX2X_SP_RTNL_AFEX_F_UPDATE,
Ariel Elior83048592011-11-13 04:34:29 +00001170 BNX2X_SP_RTNL_FAN_FAILURE,
Ariel Elior7be08a72011-07-14 08:31:19 +00001171};
1172
1173
Yuval Mintz452427b2012-03-26 20:47:07 +00001174struct bnx2x_prev_path_list {
1175 u8 bus;
1176 u8 slot;
1177 u8 path;
1178 struct list_head list;
1179};
1180
Barak Witkowski15192a82012-06-19 07:48:28 +00001181struct bnx2x_sp_objs {
1182 /* MACs object */
1183 struct bnx2x_vlan_mac_obj mac_obj;
1184
1185 /* Queue State object */
1186 struct bnx2x_queue_sp_obj q_obj;
1187};
1188
1189struct bnx2x_fp_stats {
1190 struct tstorm_per_queue_stats old_tclient;
1191 struct ustorm_per_queue_stats old_uclient;
1192 struct xstorm_per_queue_stats old_xclient;
1193 struct bnx2x_eth_q_stats eth_q_stats;
1194 struct bnx2x_eth_q_stats_old eth_q_stats_old;
1195};
1196
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001197struct bnx2x {
1198 /* Fields used in the tx and intr/napi performance paths
1199 * are grouped together in the beginning of the structure
1200 */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001201 struct bnx2x_fastpath *fp;
Barak Witkowski15192a82012-06-19 07:48:28 +00001202 struct bnx2x_sp_objs *sp_objs;
1203 struct bnx2x_fp_stats *fp_stats;
Merav Sicron65565882012-06-19 07:48:26 +00001204 struct bnx2x_fp_txdata *bnx2x_txq;
1205 int bnx2x_txq_size;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001206 void __iomem *regview;
1207 void __iomem *doorbells;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001208 u16 db_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001209
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001210 u8 pf_num; /* absolute PF number */
1211 u8 pfid; /* per-path PF number */
1212 int base_fw_ndsb; /**/
1213#define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1214#define BP_PORT(bp) (bp->pfid & 1)
1215#define BP_FUNC(bp) (bp->pfid)
1216#define BP_ABS_FUNC(bp) (bp->pf_num)
David S. Miller8decf862011-09-22 03:23:13 -04001217#define BP_VN(bp) ((bp)->pfid >> 1)
1218#define BP_MAX_VN_NUM(bp) (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1219#define BP_L_ID(bp) (BP_VN(bp) << 2)
1220#define BP_FW_MB_IDX_VN(bp, vn) (BP_PORT(bp) +\
1221 (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2 : 1))
1222#define BP_FW_MB_IDX(bp) BP_FW_MB_IDX_VN(bp, BP_VN(bp))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001223
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001224 struct net_device *dev;
1225 struct pci_dev *pdev;
1226
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001227 const struct iro *iro_arr;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001228#define IRO (bp->iro_arr)
1229
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001230 enum bnx2x_recovery_state recovery_state;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001231 int is_leader;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001232 struct msix_entry *msix_table;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001233
1234 int tx_ring_size;
1235
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001236/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1237#define ETH_OVREHEAD (ETH_HLEN + 8 + 8)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001238#define ETH_MIN_PACKET_SIZE 60
1239#define ETH_MAX_PACKET_SIZE 1500
1240#define ETH_MAX_JUMBO_PACKET_SIZE 9600
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001241/* TCP with Timestamp Option (32) + IPv6 (40) */
1242#define ETH_MAX_TPA_HEADER_SIZE 72
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001243
Eilon Greenstein0f008462009-02-12 08:36:18 +00001244 /* Max supported alignment is 256 (8 shift) */
Eric Dumazete52fcb22011-11-14 06:05:34 +00001245#define BNX2X_RX_ALIGN_SHIFT min(8, L1_CACHE_SHIFT)
1246
1247 /* FW uses 2 Cache lines Alignment for start packet and size
1248 *
1249 * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1250 * at the end of skb->data, to avoid wasting a full cache line.
1251 * This reduces memory use (skb->truesize).
1252 */
1253#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1254
1255#define BNX2X_FW_RX_ALIGN_END \
1256 max(1UL << BNX2X_RX_ALIGN_SHIFT, \
1257 SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1258
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001259#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
Eilon Greenstein0f008462009-02-12 08:36:18 +00001260
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001261 struct host_sp_status_block *def_status_blk;
1262#define DEF_SB_IGU_ID 16
1263#define DEF_SB_ID HC_SP_SB_ID
1264 __le16 def_idx;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001265 __le16 def_att_idx;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001266 u32 attn_state;
1267 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001268
1269 /* slow path ring */
1270 struct eth_spe *spq;
1271 dma_addr_t spq_mapping;
1272 u16 spq_prod_idx;
1273 struct eth_spe *spq_prod_bd;
1274 struct eth_spe *spq_last_bd;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001275 __le16 *dsb_sp_prod;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001276 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001277 /* used to synchronize spq accesses */
1278 spinlock_t spq_lock;
1279
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001280 /* event queue */
1281 union event_ring_elem *eq_ring;
1282 dma_addr_t eq_mapping;
1283 u16 eq_prod;
1284 u16 eq_cons;
1285 __le16 *eq_cons_sb;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001286 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001287
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001288
1289
1290 /* Counter for marking that there is a STAT_QUERY ramrod pending */
1291 u16 stats_pending;
1292 /* Counter for completed statistics ramrods */
1293 u16 stats_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001294
Eilon Greenstein33471622008-08-13 15:59:08 -07001295 /* End of fields used in the performance code paths */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001296
1297 int panic;
Joe Perches7995c642010-02-17 15:01:52 +00001298 int msg_enable;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001299
1300 u32 flags;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001301#define PCIX_FLAG (1 << 0)
1302#define PCI_32BIT_FLAG (1 << 1)
1303#define ONE_PORT_FLAG (1 << 2)
1304#define NO_WOL_FLAG (1 << 3)
1305#define USING_DAC_FLAG (1 << 4)
1306#define USING_MSIX_FLAG (1 << 5)
1307#define USING_MSI_FLAG (1 << 6)
1308#define DISABLE_MSI_FLAG (1 << 7)
1309#define TPA_ENABLE_FLAG (1 << 8)
1310#define NO_MCP_FLAG (1 << 9)
Dmitry Kravkovd6214d72010-10-06 03:32:10 +00001311
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001312#define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG)
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001313#define GRO_ENABLE_FLAG (1 << 10)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001314#define MF_FUNC_DIS (1 << 11)
1315#define OWN_CNIC_IRQ (1 << 12)
1316#define NO_ISCSI_OOO_FLAG (1 << 13)
1317#define NO_ISCSI_FLAG (1 << 14)
1318#define NO_FCOE_FLAG (1 << 15)
Barak Witkowski0e898dd2011-12-05 21:52:22 +00001319#define BC_SUPPORTS_PFC_STATS (1 << 17)
Dmitry Kravkov30a5de72012-04-03 18:41:26 +00001320#define USING_SINGLE_MSIX_FLAG (1 << 20)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001321
Vladislav Zolotarov2ba45142011-01-31 14:39:17 +00001322#define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG)
1323#define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001324#define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
Michael Chan37b091b2009-10-10 13:46:55 +00001325
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001326 int pm_cap;
Eilon Greenstein8d5726c2009-02-12 08:37:19 +00001327 int mrrs;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001328
Eilon Greenstein1cf167f2009-01-14 21:22:18 -08001329 struct delayed_work sp_task;
Ariel Elior7be08a72011-07-14 08:31:19 +00001330 struct delayed_work sp_rtnl_task;
Yaniv Rosner3deb8162011-06-14 01:34:33 +00001331
1332 struct delayed_work period_task;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001333 struct timer_list timer;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001334 int current_interval;
1335
1336 u16 fw_seq;
1337 u16 fw_drv_pulse_wr_seq;
1338 u32 func_stx;
1339
1340 struct link_params link_params;
1341 struct link_vars link_vars;
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001342 u32 link_cnt;
1343 struct bnx2x_link_report_data last_reported_link;
1344
Eilon Greenstein01cd4522009-08-12 08:23:08 +00001345 struct mdio_if_info mdio;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001346
1347 struct bnx2x_common common;
1348 struct bnx2x_port port;
1349
Yuval Mintzb475d782012-04-03 18:41:29 +00001350 struct cmng_init cmng;
1351
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001352 u32 mf_config[E1HVN_MAX];
Barak Witkowskia3348722012-04-23 03:04:46 +00001353 u32 mf_ext_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001354 u32 path_has_ovlan; /* E3 */
Dmitry Kravkovfb3bff12010-10-06 03:26:40 +00001355 u16 mf_ov;
1356 u8 mf_mode;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001357#define IS_MF(bp) (bp->mf_mode != 0)
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -08001358#define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
1359#define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
Barak Witkowskia3348722012-04-23 03:04:46 +00001360#define IS_MF_AFEX(bp) (bp->mf_mode == MULTI_FUNCTION_AFEX)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001361
Eliezer Tamirf1410642008-02-28 11:51:50 -08001362 u8 wol;
1363
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001364 int rx_ring_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001365
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001366 u16 tx_quick_cons_trip_int;
1367 u16 tx_quick_cons_trip;
1368 u16 tx_ticks_int;
1369 u16 tx_ticks;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001370
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001371 u16 rx_quick_cons_trip_int;
1372 u16 rx_quick_cons_trip;
1373 u16 rx_ticks_int;
1374 u16 rx_ticks;
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +00001375/* Maximal coalescing timeout in us */
1376#define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001377
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001378 u32 lin_cnt;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001379
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001380 u16 state;
Eilon Greenstein356e2382009-02-12 08:38:32 +00001381#define BNX2X_STATE_CLOSED 0
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001382#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
1383#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001384#define BNX2X_STATE_OPEN 0x3000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001385#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001386#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001387
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001388#define BNX2X_STATE_DIAG 0xe000
1389#define BNX2X_STATE_ERROR 0xf000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001390
Ariel Elior6383c0b2011-07-14 08:31:57 +00001391#define BNX2X_MAX_PRIORITY 8
1392#define BNX2X_MAX_ENTRIES_PER_PRI 16
1393#define BNX2X_MAX_COS 3
1394#define BNX2X_MAX_TX_COS 2
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001395 int num_queues;
Dmitry Kravkov5d7cd492010-07-27 12:32:19 +00001396 int disable_tpa;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001397
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001398 u32 rx_mode;
1399#define BNX2X_RX_MODE_NONE 0
1400#define BNX2X_RX_MODE_NORMAL 1
1401#define BNX2X_RX_MODE_ALLMULTI 2
1402#define BNX2X_RX_MODE_PROMISC 3
1403#define BNX2X_MAX_MULTICAST 64
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001404
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001405 u8 igu_dsb_id;
1406 u8 igu_base_sb;
1407 u8 igu_sb_cnt;
Merav Sicron65565882012-06-19 07:48:26 +00001408
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001409 dma_addr_t def_status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001410
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001411 struct bnx2x_slowpath *slowpath;
1412 dma_addr_t slowpath_mapping;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001413
1414 /* Total number of FW statistics requests */
1415 u8 fw_stats_num;
1416
1417 /*
1418 * This is a memory buffer that will contain both statistics
1419 * ramrod request and data.
1420 */
1421 void *fw_stats;
1422 dma_addr_t fw_stats_mapping;
1423
1424 /*
1425 * FW statistics request shortcut (points at the
1426 * beginning of fw_stats buffer).
1427 */
1428 struct bnx2x_fw_stats_req *fw_stats_req;
1429 dma_addr_t fw_stats_req_mapping;
1430 int fw_stats_req_sz;
1431
1432 /*
1433 * FW statistics data shortcut (points at the begining of
1434 * fw_stats buffer + fw_stats_req_sz).
1435 */
1436 struct bnx2x_fw_stats_data *fw_stats_data;
1437 dma_addr_t fw_stats_data_mapping;
1438 int fw_stats_data_sz;
1439
Merav Sicrona0529972012-06-19 07:48:25 +00001440 /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB
1441 * context size we need 8 ILT entries.
1442 */
1443#define ILT_MAX_L2_LINES 8
1444 struct hw_context context[ILT_MAX_L2_LINES];
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001445
1446 struct bnx2x_ilt *ilt;
1447#define BP_ILT(bp) ((bp)->ilt)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001448#define ILT_MAX_LINES 256
Ariel Elior6383c0b2011-07-14 08:31:57 +00001449/*
1450 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1451 * to CNIC.
1452 */
1453#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_PRESENT)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001454
Ariel Elior6383c0b2011-07-14 08:31:57 +00001455/*
1456 * Maximum CID count that might be required by the bnx2x:
Merav Sicron37ae41a2012-06-19 07:48:27 +00001457 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI
Ariel Elior6383c0b2011-07-14 08:31:57 +00001458 */
Merav Sicron37ae41a2012-06-19 07:48:27 +00001459#define BNX2X_L2_CID_COUNT(bp) (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \
1460 + NON_ETH_CONTEXT_USE + CNIC_PRESENT)
1461#define BNX2X_L2_MAX_CID(bp) (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \
1462 + NON_ETH_CONTEXT_USE + CNIC_PRESENT)
Ariel Elior6383c0b2011-07-14 08:31:57 +00001463#define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1464 ILT_PAGE_CIDS))
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001465
1466 int qm_cid_count;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001467
Eilon Greensteina18f5122009-08-12 08:23:26 +00001468 int dropless_fc;
1469
Michael Chan37b091b2009-10-10 13:46:55 +00001470#ifdef BCM_CNIC
1471 u32 cnic_flags;
1472#define BNX2X_CNIC_FLAG_MAC_SET 1
Michael Chan37b091b2009-10-10 13:46:55 +00001473 void *t2;
1474 dma_addr_t t2_mapping;
Eric Dumazet13707f92011-01-26 19:28:23 +00001475 struct cnic_ops __rcu *cnic_ops;
Michael Chan37b091b2009-10-10 13:46:55 +00001476 void *cnic_data;
1477 u32 cnic_tag;
1478 struct cnic_eth_dev cnic_eth_dev;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001479 union host_hc_status_block cnic_sb;
Michael Chan37b091b2009-10-10 13:46:55 +00001480 dma_addr_t cnic_sb_mapping;
Michael Chan37b091b2009-10-10 13:46:55 +00001481 struct eth_spe *cnic_kwq;
1482 struct eth_spe *cnic_kwq_prod;
1483 struct eth_spe *cnic_kwq_cons;
1484 struct eth_spe *cnic_kwq_last;
1485 u16 cnic_kwq_pending;
1486 u16 cnic_spq_pending;
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001487 u8 fip_mac[ETH_ALEN];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001488 struct mutex cnic_mutex;
1489 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1490
1491 /* Start index of the "special" (CNIC related) L2 cleints */
1492 u8 cnic_base_cl_id;
Michael Chan37b091b2009-10-10 13:46:55 +00001493#endif
1494
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001495 int dmae_ready;
1496 /* used to synchronize dmae accesses */
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001497 spinlock_t dmae_lock;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001498
Eilon Greensteinc4ff7cb2009-10-15 00:18:27 -07001499 /* used to protect the FW mail box */
1500 struct mutex fw_mb_mutex;
1501
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001502 /* used to synchronize stats collecting */
1503 int stats_state;
Vladislav Zolotarova13773a2010-07-21 05:59:01 +00001504
1505 /* used for synchronization of concurrent threads statistics handling */
1506 spinlock_t stats_lock;
1507
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001508 /* used by dmae command loader */
1509 struct dmae_command stats_dmae;
1510 int executer_idx;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001511
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001512 u16 stats_counter;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001513 struct bnx2x_eth_stats eth_stats;
Yuval Mintzcb4dca22012-03-18 10:33:44 +00001514 struct host_func_stats func_stats;
Mintz Yuval1355b702012-02-15 02:10:22 +00001515 struct bnx2x_eth_stats_old eth_stats_old;
1516 struct bnx2x_net_stats_old net_stats_old;
1517 struct bnx2x_fw_port_stats_old fw_stats_old;
1518 bool stats_init;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001519
1520 struct z_stream_s *strm;
1521 void *gunzip_buf;
1522 dma_addr_t gunzip_mapping;
1523 int gunzip_outlen;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001524#define FW_BUF_SIZE 0x8000
Eilon Greenstein573f2032009-08-12 08:24:14 +00001525#define GUNZIP_BUF(bp) (bp->gunzip_buf)
1526#define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
1527#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001528
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001529 struct raw_op *init_ops;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001530 /* Init blocks offsets inside init_ops */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001531 u16 *init_ops_offsets;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001532 /* Data blob - has 32 bit granularity */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001533 u32 *init_data;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001534 u32 init_mode_flags;
1535#define INIT_MODE_FLAGS(bp) (bp->init_mode_flags)
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001536 /* Zipped PRAM blobs - raw data */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001537 const u8 *tsem_int_table_data;
1538 const u8 *tsem_pram_data;
1539 const u8 *usem_int_table_data;
1540 const u8 *usem_pram_data;
1541 const u8 *xsem_int_table_data;
1542 const u8 *xsem_pram_data;
1543 const u8 *csem_int_table_data;
1544 const u8 *csem_pram_data;
Eilon Greenstein573f2032009-08-12 08:24:14 +00001545#define INIT_OPS(bp) (bp->init_ops)
1546#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
1547#define INIT_DATA(bp) (bp->init_data)
1548#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
1549#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
1550#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
1551#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
1552#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
1553#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
1554#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
1555#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
1556
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001557#define PHY_FW_VER_LEN 20
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001558 char fw_ver[32];
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001559 const struct firmware *firmware;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001560
Shmulik Ravid785b9b12010-12-30 06:27:03 +00001561 /* DCB support on/off */
1562 u16 dcb_state;
1563#define BNX2X_DCB_STATE_OFF 0
1564#define BNX2X_DCB_STATE_ON 1
1565
1566 /* DCBX engine mode */
1567 int dcbx_enabled;
1568#define BNX2X_DCBX_ENABLED_OFF 0
1569#define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
1570#define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
1571#define BNX2X_DCBX_ENABLED_INVALID (-1)
1572
1573 bool dcbx_mode_uset;
1574
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001575 struct bnx2x_config_dcbx_params dcbx_config_params;
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001576 struct bnx2x_dcbx_port_params dcbx_port_params;
1577 int dcb_version;
1578
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001579 /* CAM credit pools */
1580 struct bnx2x_credit_pool_obj macs_pool;
1581
1582 /* RX_MODE object */
1583 struct bnx2x_rx_mode_obj rx_mode_obj;
1584
1585 /* MCAST object */
1586 struct bnx2x_mcast_obj mcast_obj;
1587
1588 /* RSS configuration object */
1589 struct bnx2x_rss_config_obj rss_conf_obj;
1590
1591 /* Function State controlling object */
1592 struct bnx2x_func_sp_obj func_obj;
1593
1594 unsigned long sp_state;
1595
Ariel Elior7be08a72011-07-14 08:31:19 +00001596 /* operation indication for the sp_rtnl task */
1597 unsigned long sp_rtnl_state;
1598
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001599 /* DCBX Negotation results */
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001600 struct dcbx_features dcbx_local_feat;
1601 u32 dcbx_error;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001602
Shmulik Ravid0be6bc62011-05-18 02:55:31 +00001603#ifdef BCM_DCBNL
1604 struct dcbx_features dcbx_remote_feat;
1605 u32 dcbx_remote_flags;
1606#endif
Barak Witkowskia3348722012-04-23 03:04:46 +00001607 /* AFEX: store default vlan used */
1608 int afex_def_vlan_tag;
1609 enum mf_cfg_afex_vlan_mode afex_vlan_mode;
Dmitry Kravkove3835b92011-03-06 10:50:44 +00001610 u32 pending_max;
Ariel Elior6383c0b2011-07-14 08:31:57 +00001611
1612 /* multiple tx classes of service */
1613 u8 max_cos;
1614
1615 /* priority to cos mapping */
1616 u8 prio_to_cos[8];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001617};
1618
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001619/* Tx queues may be less or equal to Rx queues */
1620extern int num_queues;
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001621#define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
Ariel Elior6383c0b2011-07-14 08:31:57 +00001622#define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NON_ETH_CONTEXT_USE)
Merav Sicron65565882012-06-19 07:48:26 +00001623#define BNX2X_NUM_NON_CNIC_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - \
1624 NON_ETH_CONTEXT_USE)
Ariel Elior6383c0b2011-07-14 08:31:57 +00001625#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001626
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001627#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001628
Ariel Elior6383c0b2011-07-14 08:31:57 +00001629#define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp)
1630/* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001631
1632#define RSS_IPV4_CAP_MASK \
1633 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1634
1635#define RSS_IPV4_TCP_CAP_MASK \
1636 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1637
1638#define RSS_IPV6_CAP_MASK \
1639 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1640
1641#define RSS_IPV6_TCP_CAP_MASK \
1642 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1643
1644/* func init flags */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001645#define FUNC_FLG_RSS 0x0001
1646#define FUNC_FLG_STATS 0x0002
1647/* removed FUNC_FLG_UNMATCHED 0x0004 */
1648#define FUNC_FLG_TPA 0x0008
1649#define FUNC_FLG_SPQ 0x0010
1650#define FUNC_FLG_LEADING 0x0020 /* PF only */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001651
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001652
1653struct bnx2x_func_init_params {
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001654 /* dma */
1655 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */
1656 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */
1657
1658 u16 func_flgs;
1659 u16 func_id; /* abs fid */
1660 u16 pf_id;
1661 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */
1662};
1663
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001664#define for_each_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001665 for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001666
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001667#define for_each_nondefault_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001668 for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001669
1670#define for_each_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001671 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001672 if (skip_queue(bp, var)) \
1673 continue; \
1674 else
1675
Ariel Elior6383c0b2011-07-14 08:31:57 +00001676/* Skip forwarding FP */
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001677#define for_each_rx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001678 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001679 if (skip_rx_queue(bp, var)) \
1680 continue; \
1681 else
1682
Ariel Elior6383c0b2011-07-14 08:31:57 +00001683/* Skip OOO FP */
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001684#define for_each_tx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001685 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001686 if (skip_tx_queue(bp, var)) \
1687 continue; \
1688 else
1689
1690#define for_each_nondefault_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001691 for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001692 if (skip_queue(bp, var)) \
1693 continue; \
1694 else
1695
Ariel Elior6383c0b2011-07-14 08:31:57 +00001696#define for_each_cos_in_tx_queue(fp, var) \
1697 for ((var) = 0; (var) < (fp)->max_cos; (var)++)
1698
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001699/* skip rx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001700 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001701 */
1702#define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1703
1704/* skip tx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001705 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001706 */
1707#define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1708
1709#define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
Eilon Greenstein3196a882008-08-13 15:58:49 -07001710
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001711
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001712
1713
1714/**
1715 * bnx2x_set_mac_one - configure a single MAC address
1716 *
1717 * @bp: driver handle
1718 * @mac: MAC to configure
1719 * @obj: MAC object handle
1720 * @set: if 'true' add a new MAC, otherwise - delete
1721 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list)
1722 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1723 *
1724 * Configures one MAC according to provided parameters or continues the
1725 * execution of previously scheduled commands if RAMROD_CONT is set in
1726 * ramrod_flags.
1727 *
1728 * Returns zero if operation has successfully completed, a positive value if the
1729 * operation has been successfully scheduled and a negative - if a requested
1730 * operations has failed.
1731 */
1732int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1733 struct bnx2x_vlan_mac_obj *obj, bool set,
1734 int mac_type, unsigned long *ramrod_flags);
1735/**
1736 * Deletes all MACs configured for the specific MAC object.
1737 *
1738 * @param bp Function driver instance
1739 * @param mac_obj MAC object to cleanup
1740 *
1741 * @return zero if all MACs were cleaned
1742 */
1743
1744/**
1745 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
1746 *
1747 * @bp: driver handle
1748 * @mac_obj: MAC object handle
1749 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC)
1750 * @wait_for_comp: if 'true' block until completion
1751 *
1752 * Deletes all MACs of the specific type (e.g. ETH, UC list).
1753 *
1754 * Returns zero if operation has successfully completed, a positive value if the
1755 * operation has been successfully scheduled and a negative - if a requested
1756 * operations has failed.
1757 */
1758int bnx2x_del_all_macs(struct bnx2x *bp,
1759 struct bnx2x_vlan_mac_obj *mac_obj,
1760 int mac_type, bool wait_for_comp);
1761
1762/* Init Function API */
1763void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
1764int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1765int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1766int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
1767int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001768void bnx2x_read_mf_cfg(struct bnx2x *bp);
1769
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001770
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001771/* dmae */
Yaniv Rosnerc18487e2008-06-23 20:27:52 -07001772void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1773void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1774 u32 len32);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001775void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1776u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1777u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1778u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1779 bool with_comp, u8 comp_type);
1780
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001781
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001782void bnx2x_calc_fc_adv(struct bnx2x *bp);
1783int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001784 u32 data_hi, u32 data_lo, int cmd_type);
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001785void bnx2x_update_coalesce(struct bnx2x *bp);
Yaniv Rosner1ac9e422011-05-31 21:26:11 +00001786int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001787
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001788static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1789 int wait)
1790{
1791 u32 val;
1792
1793 do {
1794 val = REG_RD(bp, reg);
1795 if (val == expected)
1796 break;
1797 ms -= wait;
1798 msleep(wait);
1799
1800 } while (ms > 0);
1801
1802 return val;
1803}
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001804
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001805#define BNX2X_ILT_ZALLOC(x, y, size) \
1806 do { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001807 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001808 if (x) \
1809 memset(x, 0, size); \
1810 } while (0)
1811
1812#define BNX2X_ILT_FREE(x, y, size) \
1813 do { \
1814 if (x) { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001815 dma_free_coherent(&bp->pdev->dev, size, x, y); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001816 x = NULL; \
1817 y = 0; \
1818 } \
1819 } while (0)
1820
1821#define ILOG2(x) (ilog2((x)))
1822
1823#define ILT_NUM_PAGE_ENTRIES (3072)
1824/* In 57710/11 we use whole table since we have 8 func
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001825 * In 57712 we have only 4 func, but use same size per func, then only half of
1826 * the table in use
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001827 */
1828#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
1829
1830#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
1831/*
1832 * the phys address is shifted right 12 bits and has an added
1833 * 1=valid bit added to the 53rd bit
1834 * then since this is a wide register(TM)
1835 * we split it into two 32 bit writes
1836 */
1837#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1838#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001839
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001840/* load/unload mode */
1841#define LOAD_NORMAL 0
1842#define LOAD_OPEN 1
1843#define LOAD_DIAG 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00001844#define LOAD_LOOPBACK_EXT 3
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001845#define UNLOAD_NORMAL 0
1846#define UNLOAD_CLOSE 1
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001847#define UNLOAD_RECOVERY 2
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001848
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001849
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001850/* DMAE command defines */
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001851#define DMAE_TIMEOUT -1
1852#define DMAE_PCI_ERROR -2 /* E2 and onward */
1853#define DMAE_NOT_RDY -3
1854#define DMAE_PCI_ERR_FLAG 0x80000000
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001855
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001856#define DMAE_SRC_PCI 0
1857#define DMAE_SRC_GRC 1
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001858
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001859#define DMAE_DST_NONE 0
1860#define DMAE_DST_PCI 1
1861#define DMAE_DST_GRC 2
1862
1863#define DMAE_COMP_PCI 0
1864#define DMAE_COMP_GRC 1
1865
1866/* E2 and onward - PCI error handling in the completion */
1867
1868#define DMAE_COMP_REGULAR 0
1869#define DMAE_COM_SET_ERR 1
1870
1871#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
1872 DMAE_COMMAND_SRC_SHIFT)
1873#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
1874 DMAE_COMMAND_SRC_SHIFT)
1875
1876#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
1877 DMAE_COMMAND_DST_SHIFT)
1878#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
1879 DMAE_COMMAND_DST_SHIFT)
1880
1881#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
1882 DMAE_COMMAND_C_DST_SHIFT)
1883#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
1884 DMAE_COMMAND_C_DST_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001885
1886#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
1887
1888#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
1889#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
1890#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
1891#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
1892
1893#define DMAE_CMD_PORT_0 0
1894#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
1895
1896#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
1897#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
1898#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
1899
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001900#define DMAE_SRC_PF 0
1901#define DMAE_SRC_VF 1
1902
1903#define DMAE_DST_PF 0
1904#define DMAE_DST_VF 1
1905
1906#define DMAE_C_SRC 0
1907#define DMAE_C_DST 1
1908
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001909#define DMAE_LEN32_RD_MAX 0x80
Vladislav Zolotarov02e3c6c2010-04-19 01:13:33 +00001910#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001911
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001912#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
1913 indicates eror */
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001914
1915#define MAX_DMAE_C_PER_PORT 8
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001916#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
David S. Miller8decf862011-09-22 03:23:13 -04001917 BP_VN(bp))
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001918#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001919 E1HVN_MAX)
1920
Eliezer Tamir25047952008-02-28 11:50:16 -08001921/* PCIE link and speed */
1922#define PCICFG_LINK_WIDTH 0x1f00000
1923#define PCICFG_LINK_WIDTH_SHIFT 20
1924#define PCICFG_LINK_SPEED 0xf0000
1925#define PCICFG_LINK_SPEED_SHIFT 16
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001926
Merav Sicroncf2c1df62012-06-19 07:48:23 +00001927#define BNX2X_NUM_TESTS_SF 7
1928#define BNX2X_NUM_TESTS_MF 3
1929#define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \
1930 BNX2X_NUM_TESTS_SF)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001931
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001932#define BNX2X_PHY_LOOPBACK 0
1933#define BNX2X_MAC_LOOPBACK 1
Merav Sicron8970b2e2012-06-19 07:48:22 +00001934#define BNX2X_EXT_LOOPBACK 2
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001935#define BNX2X_PHY_LOOPBACK_FAILED 1
1936#define BNX2X_MAC_LOOPBACK_FAILED 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00001937#define BNX2X_EXT_LOOPBACK_FAILED 3
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001938#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
1939 BNX2X_PHY_LOOPBACK_FAILED)
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001940
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001941
1942#define STROM_ASSERT_ARRAY_SIZE 50
1943
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001944
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001945/* must be used on a CID before placing it on a HW ring */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001946#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
David S. Miller8decf862011-09-22 03:23:13 -04001947 (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001948 (x))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001949
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001950#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
1951#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
1952
1953
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001954#define BNX2X_BTR 4
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001955#define MAX_SPQ_PENDING 8
1956
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00001957/* CMNG constants, as derived from system spec calculations */
1958/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
1959#define DEF_MIN_RATE 100
Dmitry Kravkov9b3de1ef2011-03-06 10:51:37 +00001960/* resolution of the rate shaping timer - 400 usec */
1961#define RS_PERIODIC_TIMEOUT_USEC 400
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001962/* number of bytes in single QM arbitration cycle -
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00001963 * coefficient for calculating the fairness timer */
1964#define QM_ARB_BYTES 160000
1965/* resolution of Min algorithm 1:100 */
1966#define MIN_RES 100
1967/* how many bytes above threshold for the minimal credit of Min algorithm*/
1968#define MIN_ABOVE_THRESH 32768
1969/* Fairness algorithm integration time coefficient -
1970 * for calculating the actual Tfair */
1971#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES)
1972/* Memory of fairness algorithm . 2 cycles */
1973#define FAIR_MEM 2
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001974
1975
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001976#define ATTN_NIG_FOR_FUNC (1L << 8)
1977#define ATTN_SW_TIMER_4_FUNC (1L << 9)
1978#define GPIO_2_FUNC (1L << 10)
1979#define GPIO_3_FUNC (1L << 11)
1980#define GPIO_4_FUNC (1L << 12)
1981#define ATTN_GENERAL_ATTN_1 (1L << 13)
1982#define ATTN_GENERAL_ATTN_2 (1L << 14)
1983#define ATTN_GENERAL_ATTN_3 (1L << 15)
1984#define ATTN_GENERAL_ATTN_4 (1L << 13)
1985#define ATTN_GENERAL_ATTN_5 (1L << 14)
1986#define ATTN_GENERAL_ATTN_6 (1L << 15)
1987
1988#define ATTN_HARD_WIRED_MASK 0xff00
1989#define ATTENTION_ID 4
1990
1991
1992/* stuff added to make the code fit 80Col */
1993
1994#define BNX2X_PMF_LINK_ASSERT \
1995 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
1996
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001997#define BNX2X_MC_ASSERT_BITS \
1998 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1999 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2000 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2001 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
2002
2003#define BNX2X_MCP_ASSERT \
2004 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
2005
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002006#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
2007#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
2008 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
2009 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
2010 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
2011 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
2012 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
2013
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002014#define HW_INTERRUT_ASSERT_SET_0 \
2015 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
2016 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
2017 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002018 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002019#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002020 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
2021 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
2022 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002023 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
2024 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
2025 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002026#define HW_INTERRUT_ASSERT_SET_1 \
2027 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
2028 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
2029 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
2030 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
2031 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2032 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2033 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2034 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2035 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2036 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2037 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002038#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002039 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002040 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002041 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002042 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002043 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002044 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002045 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002046 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002047 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2048 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002049 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002050 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2051 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002052 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2053 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002054#define HW_INTERRUT_ASSERT_SET_2 \
2055 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2056 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2057 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2058 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2059 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002060#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002061 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2062 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2063 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2064 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002065 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002066 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2067 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2068
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00002069#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2070 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2071 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
2072 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002073
Vladislav Zolotarov8736c822011-07-21 07:58:36 +00002074#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2075 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2076
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002077#define MULTI_MASK 0x7f
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002078
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002079
2080#define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func)
2081#define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func)
2082#define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func)
2083#define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func)
2084
2085#define DEF_USB_IGU_INDEX_OFF \
2086 offsetof(struct cstorm_def_status_block_u, igu_index)
2087#define DEF_CSB_IGU_INDEX_OFF \
2088 offsetof(struct cstorm_def_status_block_c, igu_index)
2089#define DEF_XSB_IGU_INDEX_OFF \
2090 offsetof(struct xstorm_def_status_block, igu_index)
2091#define DEF_TSB_IGU_INDEX_OFF \
2092 offsetof(struct tstorm_def_status_block, igu_index)
2093
2094#define DEF_USB_SEGMENT_OFF \
2095 offsetof(struct cstorm_def_status_block_u, segment)
2096#define DEF_CSB_SEGMENT_OFF \
2097 offsetof(struct cstorm_def_status_block_c, segment)
2098#define DEF_XSB_SEGMENT_OFF \
2099 offsetof(struct xstorm_def_status_block, segment)
2100#define DEF_TSB_SEGMENT_OFF \
2101 offsetof(struct tstorm_def_status_block, segment)
2102
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002103#define BNX2X_SP_DSB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002104 (&bp->def_status_blk->sp_sb.\
2105 index_values[HC_SP_INDEX_ETH_DEF_CONS])
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002106
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002107#define SET_FLAG(value, mask, flag) \
2108 do {\
2109 (value) &= ~(mask);\
2110 (value) |= ((flag) << (mask##_SHIFT));\
2111 } while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002112
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002113#define GET_FLAG(value, mask) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002114 (((value) & (mask)) >> (mask##_SHIFT))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002115
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002116#define GET_FIELD(value, fname) \
2117 (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2118
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002119#define CAM_IS_INVALID(x) \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002120 (GET_FLAG(x.flags, \
2121 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2122 (T_ETH_MAC_COMMAND_INVALIDATE))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002123
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002124/* Number of u32 elements in MC hash array */
2125#define MC_HASH_SIZE 8
2126#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
2127 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2128
2129
2130#ifndef PXP2_REG_PXP2_INT_STS
2131#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
2132#endif
2133
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002134#ifndef ETH_MAX_RX_CLIENTS_E2
2135#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
2136#endif
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002137
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00002138#define BNX2X_VPD_LEN 128
2139#define VENDOR_ID_LEN 4
2140
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002141/* Congestion management fairness mode */
2142#define CMNG_FNS_NONE 0
2143#define CMNG_FNS_MINMAX 1
2144
2145#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
2146#define HC_SEG_ACCESS_ATTN 4
2147#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
2148
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002149static const u32 dmae_reg_go_c[] = {
2150 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2151 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2152 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2153 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2154};
Dmitry Kravkovb0efbb92010-07-27 12:33:43 +00002155
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002156void bnx2x_set_ethtool_ops(struct net_device *netdev);
Yaniv Rosner3deb8162011-06-14 01:34:33 +00002157void bnx2x_notify_link_changed(struct bnx2x *bp);
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002158
2159
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002160#define BNX2X_MF_SD_PROTOCOL(bp) \
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002161 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2162
2163#ifdef BCM_CNIC
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002164#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2165 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002166
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002167#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2168 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2169
2170#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2171#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2172
Barak Witkowskia3348722012-04-23 03:04:46 +00002173#define BNX2X_MF_EXT_PROTOCOL_FCOE(bp) ((bp)->mf_ext_config & \
2174 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2175
2176#define IS_MF_FCOE_AFEX(bp) (IS_MF_AFEX(bp) && BNX2X_MF_EXT_PROTOCOL_FCOE(bp))
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002177#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \
2178 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
2179 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
Barak Witkowskia3348722012-04-23 03:04:46 +00002180#else
2181#define IS_MF_FCOE_AFEX(bp) false
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002182#endif
2183
Barak Witkowskia3348722012-04-23 03:04:46 +00002184
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002185#endif /* bnx2x.h */