blob: d06064b0d063cabb5663a3dbaf58077faed7129d [file] [log] [blame]
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
David S. Miller1805b2f2011-10-24 18:18:09 -0400251#define BNX2X_CNIC_START_ETH_CID 48
252enum {
253 /* iSCSI L2 */
254 BNX2X_ISCSI_ETH_CID = BNX2X_CNIC_START_ETH_CID,
255 /* FCoE L2 */
256 BNX2X_FCOE_ETH_CID,
257};
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000258
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000259/** Additional rings budgeting */
260#ifdef BCM_CNIC
Ariel Elior6383c0b2011-07-14 08:31:57 +0000261#define CNIC_PRESENT 1
262#define FCOE_PRESENT 1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000263#else
Ariel Elior6383c0b2011-07-14 08:31:57 +0000264#define CNIC_PRESENT 0
265#define FCOE_PRESENT 0
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000266#endif /* BCM_CNIC */
Ariel Elior6383c0b2011-07-14 08:31:57 +0000267#define NON_ETH_CONTEXT_USE (FCOE_PRESENT)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000268
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +0000269#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
270 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
271
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000272#define SM_RX_ID 0
273#define SM_TX_ID 1
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200274
Ariel Elior6383c0b2011-07-14 08:31:57 +0000275/* defines for multiple tx priority indices */
276#define FIRST_TX_ONLY_COS_INDEX 1
277#define FIRST_TX_COS_INDEX 0
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200278
Ariel Elior6383c0b2011-07-14 08:31:57 +0000279#define MAX_TXQS_PER_COS FP_SB_MAX_E1x
280
Ariel Elior6383c0b2011-07-14 08:31:57 +0000281/* rules for calculating the cids of tx-only connections */
Merav Sicron65565882012-06-19 07:48:26 +0000282#define CID_TO_FP(cid, bp) ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp))
283#define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \
284 (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000285
286/* fp index inside class of service range */
Merav Sicron65565882012-06-19 07:48:26 +0000287#define FP_COS_TO_TXQ(fp, cos, bp) \
288 ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
Ariel Elior6383c0b2011-07-14 08:31:57 +0000289
Merav Sicron65565882012-06-19 07:48:26 +0000290/* Indexes for transmission queues array:
291 * txdata for RSS i CoS j is at location i + (j * num of RSS)
292 * txdata for FCoE (if exist) is at location max cos * num of RSS
293 * txdata for FWD (if exist) is one location after FCoE
294 * txdata for OOO (if exist) is one location after FWD
Ariel Elior6383c0b2011-07-14 08:31:57 +0000295 */
Merav Sicron65565882012-06-19 07:48:26 +0000296enum {
297 FCOE_TXQ_IDX_OFFSET,
298 FWD_TXQ_IDX_OFFSET,
299 OOO_TXQ_IDX_OFFSET,
300};
301#define MAX_ETH_TXQ_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos)
302#ifdef BCM_CNIC
303#define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET)
304#endif
Ariel Elior6383c0b2011-07-14 08:31:57 +0000305
306/* fast path */
Eric Dumazete52fcb22011-11-14 06:05:34 +0000307/*
308 * This driver uses new build_skb() API :
309 * RX ring buffer contains pointer to kmalloc() data only,
310 * skb are built only after Hardware filled the frame.
311 */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200312struct sw_rx_bd {
Eric Dumazete52fcb22011-11-14 06:05:34 +0000313 u8 *data;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000314 DEFINE_DMA_UNMAP_ADDR(mapping);
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200315};
316
317struct sw_tx_bd {
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700318 struct sk_buff *skb;
319 u16 first_bd;
Eilon Greensteinca003922009-08-12 22:53:28 -0700320 u8 flags;
321/* Set on the first BD descriptor when there is a split BD */
322#define BNX2X_TSO_SPLIT_BD (1<<0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200323};
324
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700325struct sw_rx_page {
326 struct page *page;
FUJITA Tomonori1a983142010-04-04 01:51:03 +0000327 DEFINE_DMA_UNMAP_ADDR(mapping);
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700328};
329
Eilon Greensteinca003922009-08-12 22:53:28 -0700330union db_prod {
331 struct doorbell_set_prod data;
332 u32 raw;
333};
334
David S. Miller8decf862011-09-22 03:23:13 -0400335/* dropless fc FW/HW related params */
336#define BRB_SIZE(bp) (CHIP_IS_E3(bp) ? 1024 : 512)
337#define MAX_AGG_QS(bp) (CHIP_IS_E1(bp) ? \
338 ETH_MAX_AGGREGATION_QUEUES_E1 :\
339 ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
340#define FW_DROP_LEVEL(bp) (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
341#define FW_PREFETCH_CNT 16
342#define DROPLESS_FC_HEADROOM 100
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700343
344/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300345#define BCM_PAGE_SHIFT 12
346#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
347#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700348#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
349
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300350#define PAGES_PER_SGE_SHIFT 0
351#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
352#define SGE_PAGE_SIZE PAGE_SIZE
353#define SGE_PAGE_SHIFT PAGE_SHIFT
354#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700355
356/* SGE ring related macros */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300357#define NUM_RX_SGE_PAGES 2
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700358#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
David S. Miller8decf862011-09-22 03:23:13 -0400359#define NEXT_PAGE_SGE_DESC_CNT 2
360#define MAX_RX_SGE_CNT (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
Eilon Greenstein33471622008-08-13 15:59:08 -0700361/* RX_SGE_CNT is promised to be a power of 2 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300362#define RX_SGE_MASK (RX_SGE_CNT - 1)
363#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
364#define MAX_RX_SGE (NUM_RX_SGE - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700365#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400366 (MAX_RX_SGE_CNT - 1)) ? \
367 (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
368 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300369#define RX_SGE(x) ((x) & MAX_RX_SGE)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700370
David S. Miller8decf862011-09-22 03:23:13 -0400371/*
372 * Number of required SGEs is the sum of two:
373 * 1. Number of possible opened aggregations (next packet for
374 * these aggregations will probably consume SGE immidiatelly)
375 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
376 * after placement on BD for new TPA aggregation)
377 *
378 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
379 */
380#define NUM_SGE_REQ (MAX_AGG_QS(bp) + \
381 (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
382#define NUM_SGE_PG_REQ ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
383 MAX_RX_SGE_CNT)
384#define SGE_TH_LO(bp) (NUM_SGE_REQ + \
385 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
386#define SGE_TH_HI(bp) (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
387
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300388/* Manipulate a bit vector defined as an array of u64 */
389
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700390/* Number of bits in one sge_mask array element */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300391#define BIT_VEC64_ELEM_SZ 64
392#define BIT_VEC64_ELEM_SHIFT 6
393#define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1)
394
395
396#define __BIT_VEC64_SET_BIT(el, bit) \
397 do { \
398 el = ((el) | ((u64)0x1 << (bit))); \
399 } while (0)
400
401#define __BIT_VEC64_CLEAR_BIT(el, bit) \
402 do { \
403 el = ((el) & (~((u64)0x1 << (bit)))); \
404 } while (0)
405
406
407#define BIT_VEC64_SET_BIT(vec64, idx) \
408 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
409 (idx) & BIT_VEC64_ELEM_MASK)
410
411#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
412 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
413 (idx) & BIT_VEC64_ELEM_MASK)
414
415#define BIT_VEC64_TEST_BIT(vec64, idx) \
416 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
417 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700418
419/* Creates a bitmask of all ones in less significant bits.
420 idx - index of the most significant bit in the created mask */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300421#define BIT_VEC64_ONES_MASK(idx) \
422 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
423#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
424
425/*******************************************************/
426
427
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700428
429/* Number of u64 elements in SGE mask array */
Dmitry Kravkovb3637822011-11-13 04:34:27 +0000430#define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700431#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
432#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
433
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000434union host_hc_status_block {
435 /* pointer to fp status block e1x */
436 struct host_hc_status_block_e1x *e1x_sb;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000437 /* pointer to fp status block e2 */
438 struct host_hc_status_block_e2 *e2_sb;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000439};
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700440
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300441struct bnx2x_agg_info {
442 /*
Eric Dumazete52fcb22011-11-14 06:05:34 +0000443 * First aggregation buffer is a data buffer, the following - are pages.
444 * We will preallocate the data buffer for each aggregation when
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300445 * we open the interface and will replace the BD at the consumer
446 * with this one when we receive the TPA_START CQE in order to
447 * keep the Rx BD ring consistent.
448 */
449 struct sw_rx_bd first_buf;
450 u8 tpa_state;
451#define BNX2X_TPA_START 1
452#define BNX2X_TPA_STOP 2
453#define BNX2X_TPA_ERROR 3
454 u8 placement_offset;
455 u16 parsing_flags;
456 u16 vlan_tag;
457 u16 len_on_bd;
Eric Dumazete52fcb22011-11-14 06:05:34 +0000458 u32 rxhash;
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000459 u16 gro_size;
460 u16 full_page;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300461};
462
463#define Q_STATS_OFFSET32(stat_name) \
464 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
465
Ariel Elior6383c0b2011-07-14 08:31:57 +0000466struct bnx2x_fp_txdata {
467
468 struct sw_tx_bd *tx_buf_ring;
469
470 union eth_tx_bd_types *tx_desc_ring;
471 dma_addr_t tx_desc_mapping;
472
473 u32 cid;
474
475 union db_prod tx_db;
476
477 u16 tx_pkt_prod;
478 u16 tx_pkt_cons;
479 u16 tx_bd_prod;
480 u16 tx_bd_cons;
481
482 unsigned long tx_pkt;
483
484 __le16 *tx_cons_sb;
485
486 int txq_index;
Merav Sicron65565882012-06-19 07:48:26 +0000487 struct bnx2x_fastpath *parent_fp;
488 int tx_ring_size;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000489};
490
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000491enum bnx2x_tpa_mode_t {
492 TPA_MODE_LRO,
493 TPA_MODE_GRO
494};
495
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200496struct bnx2x_fastpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300497 struct bnx2x *bp; /* parent */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200498
Dmitry Kravkovd6214d72010-10-06 03:32:10 +0000499#define BNX2X_NAPI_WEIGHT 128
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700500 struct napi_struct napi;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000501 union host_hc_status_block status_blk;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000502 /* chip independed shortcuts into sb structure */
503 __le16 *sb_index_values;
504 __le16 *sb_running_index;
505 /* chip independed shortcut into rx_prods_offset memory */
506 u32 ustorm_rx_prods_offset;
507
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800508 u32 rx_buf_size;
509
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700510 dma_addr_t status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200511
Dmitry Kravkov621b4d62012-02-20 09:59:08 +0000512 enum bnx2x_tpa_mode_t mode;
513
Ariel Elior6383c0b2011-07-14 08:31:57 +0000514 u8 max_cos; /* actual number of active tx coses */
Merav Sicron65565882012-06-19 07:48:26 +0000515 struct bnx2x_fp_txdata *txdata_ptr[BNX2X_MULTI_TX_COS];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200516
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700517 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
518 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200519
520 struct eth_rx_bd *rx_desc_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700521 dma_addr_t rx_desc_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200522
523 union eth_rx_cqe *rx_comp_ring;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700524 dma_addr_t rx_comp_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200525
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700526 /* SGE ring */
527 struct eth_rx_sge *rx_sge_ring;
528 dma_addr_t rx_sge_mapping;
529
530 u64 sge_mask[RX_SGE_MASK_LEN];
531
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300532 u32 cid;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200533
Ariel Elior6383c0b2011-07-14 08:31:57 +0000534 __le16 fp_hc_idx;
535
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000536 u8 index; /* number in fp array */
Dmitry Kravkovf233caf2011-11-13 04:34:22 +0000537 u8 rx_queue; /* index for skb_record */
Dmitry Kravkovf85582f2010-10-06 03:34:21 +0000538 u8 cl_id; /* eth client id */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000539 u8 cl_qzone_id;
540 u8 fw_sb_id; /* status block number in FW */
541 u8 igu_sb_id; /* status block number in HW */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200542
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700543 u16 rx_bd_prod;
544 u16 rx_bd_cons;
545 u16 rx_comp_prod;
546 u16 rx_comp_cons;
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700547 u16 rx_sge_prod;
548 /* The last maximal completed SGE */
549 u16 last_max_sge;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +0000550 __le16 *rx_cons_sb;
Ariel Elior6383c0b2011-07-14 08:31:57 +0000551 unsigned long rx_pkt,
Yitchak Gertner66e855f2008-08-13 15:49:05 -0700552 rx_calls;
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +0000553
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700554 /* TPA related */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300555 struct bnx2x_agg_info tpa_info[ETH_MAX_AGGREGATION_QUEUES_E1H_E2];
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700556 u8 disable_tpa;
557#ifdef BNX2X_STOP_ON_ERROR
558 u64 tpa_queue_used;
559#endif
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200560
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300561 struct tstorm_per_queue_stats old_tclient;
562 struct ustorm_per_queue_stats old_uclient;
563 struct xstorm_per_queue_stats old_xclient;
Eilon Greensteinde832a52009-02-12 08:36:33 +0000564 struct bnx2x_eth_q_stats eth_q_stats;
Mintz Yuval1355b702012-02-15 02:10:22 +0000565 struct bnx2x_eth_q_stats_old eth_q_stats_old;
Eilon Greensteinde832a52009-02-12 08:36:33 +0000566
Eilon Greensteinca003922009-08-12 22:53:28 -0700567 /* The size is calculated using the following:
568 sizeof name field from netdev structure +
569 4 ('-Xx-' string) +
570 4 (for the digits and to make it DWORD aligned) */
571#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
572 char name[FP_NAME_SIZE];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300573
574 /* MACs object */
575 struct bnx2x_vlan_mac_obj mac_obj;
576
577 /* Queue State object */
578 struct bnx2x_queue_sp_obj q_obj;
579
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200580};
581
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700582#define bnx2x_fp(bp, nr, var) (bp->fp[nr].var)
Vladislav Zolotarova8c94b92011-02-06 11:21:02 -0800583
584/* Use 2500 as a mini-jumbo MTU for FCoE */
585#define BNX2X_FCOE_MINI_JUMBO_MTU 2500
586
Merav Sicron65565882012-06-19 07:48:26 +0000587#define FCOE_IDX_OFFSET 0
588
589#define FCOE_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \
590 FCOE_IDX_OFFSET)
591#define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX(bp)])
592#define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
593#define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \
594 txdata_ptr[FIRST_TX_COS_INDEX] \
595 ->var)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300596
597
Ariel Elior6383c0b2011-07-14 08:31:57 +0000598#define IS_ETH_FP(fp) (fp->index < \
599 BNX2X_NUM_ETH_QUEUES(fp->bp))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300600#ifdef BCM_CNIC
Merav Sicron65565882012-06-19 07:48:26 +0000601#define IS_FCOE_FP(fp) (fp->index == FCOE_IDX(fp->bp))
602#define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp))
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000603#else
604#define IS_FCOE_FP(fp) false
605#define IS_FCOE_IDX(idx) false
606#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700607
608
609/* MC hsi */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300610#define MAX_FETCH_BD 13 /* HW max BDs per packet */
611#define RX_COPY_THRESH 92
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700612
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300613#define NUM_TX_RINGS 16
Eilon Greensteinca003922009-08-12 22:53:28 -0700614#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
David S. Miller8decf862011-09-22 03:23:13 -0400615#define NEXT_PAGE_TX_DESC_CNT 1
616#define MAX_TX_DESC_CNT (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300617#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
618#define MAX_TX_BD (NUM_TX_BD - 1)
619#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700620#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400621 (MAX_TX_DESC_CNT - 1)) ? \
622 (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
623 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300624#define TX_BD(x) ((x) & MAX_TX_BD)
625#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700626
627/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300628#define NUM_RX_RINGS 8
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700629#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
David S. Miller8decf862011-09-22 03:23:13 -0400630#define NEXT_PAGE_RX_DESC_CNT 2
631#define MAX_RX_DESC_CNT (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300632#define RX_DESC_MASK (RX_DESC_CNT - 1)
633#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
634#define MAX_RX_BD (NUM_RX_BD - 1)
635#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
David S. Miller8decf862011-09-22 03:23:13 -0400636
637/* dropless fc calculations for BDs
638 *
639 * Number of BDs should as number of buffers in BRB:
640 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
641 * "next" elements on each page
642 */
643#define NUM_BD_REQ BRB_SIZE(bp)
644#define NUM_BD_PG_REQ ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
645 MAX_RX_DESC_CNT)
646#define BD_TH_LO(bp) (NUM_BD_REQ + \
647 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
648 FW_DROP_LEVEL(bp))
649#define BD_TH_HI(bp) (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
650
651#define MIN_RX_AVAIL ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300652
653#define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \
654 ETH_MIN_RX_CQES_WITH_TPA_E1 : \
655 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
656#define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA
657#define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
658#define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
659 MIN_RX_AVAIL))
660
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700661#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
David S. Miller8decf862011-09-22 03:23:13 -0400662 (MAX_RX_DESC_CNT - 1)) ? \
663 (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
664 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300665#define RX_BD(x) ((x) & MAX_RX_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700666
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300667/*
668 * As long as CQE is X times bigger than BD entry we have to allocate X times
669 * more pages for CQ ring in order to keep it balanced with BD ring
670 */
671#define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
672#define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700673#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
David S. Miller8decf862011-09-22 03:23:13 -0400674#define NEXT_PAGE_RCQ_DESC_CNT 1
675#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300676#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
677#define MAX_RCQ_BD (NUM_RCQ_BD - 1)
678#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700679#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
David S. Miller8decf862011-09-22 03:23:13 -0400680 (MAX_RCQ_DESC_CNT - 1)) ? \
681 (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
682 (x) + 1)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300683#define RCQ_BD(x) ((x) & MAX_RCQ_BD)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700684
David S. Miller8decf862011-09-22 03:23:13 -0400685/* dropless fc calculations for RCQs
686 *
687 * Number of RCQs should be as number of buffers in BRB:
688 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
689 * "next" elements on each page
690 */
691#define NUM_RCQ_REQ BRB_SIZE(bp)
692#define NUM_RCQ_PG_REQ ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
693 MAX_RCQ_DESC_CNT)
694#define RCQ_TH_LO(bp) (NUM_RCQ_REQ + \
695 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
696 FW_DROP_LEVEL(bp))
697#define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
698
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700699
Eilon Greenstein33471622008-08-13 15:59:08 -0700700/* This is needed for determining of last_max */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300701#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
702#define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b))
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700703
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700704
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300705#define BNX2X_SWCID_SHIFT 17
706#define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700707
708/* used on a CID received from the HW */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300709#define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700710#define CQE_CMD(x) (le32_to_cpu(x) >> \
711 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
712
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700713#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
714 le32_to_cpu((bd)->addr_lo))
715#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
716
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000717#define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
718#define BNX2X_DB_SHIFT 7 /* 128 bytes*/
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300719#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
720#error "Min DB doorbell stride is 8"
721#endif
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700722#define DPM_TRIGER_TYPE 0x40
723#define DOORBELL(bp, cid, val) \
724 do { \
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000725 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700726 DPM_TRIGER_TYPE); \
727 } while (0)
728
729
730/* TX CSUM helpers */
731#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
732 skb->csum_offset)
733#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
734 skb->csum_offset))
735
736#define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
737
738#define XMIT_PLAIN 0
739#define XMIT_CSUM_V4 0x1
740#define XMIT_CSUM_V6 0x2
741#define XMIT_CSUM_TCP 0x4
742#define XMIT_GSO_V4 0x8
743#define XMIT_GSO_V6 0x10
744
745#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
746#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
747
748
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700749/* stuff added to make the code fit 80Col */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300750#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
751#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
752#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
753#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
754#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700755
Eilon Greenstein1adcd8b2008-08-13 15:48:29 -0700756#define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
757
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000758#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
759 (((le16_to_cpu(flags) & \
760 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
761 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
762 == PRS_FLAG_OVERETH_IPV4)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700763#define BNX2X_RX_SUM_FIX(cqe) \
Eilon Greenstein052a38e2009-02-12 08:37:16 +0000764 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700765
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300766
767#define FP_USB_FUNC_OFF \
768 offsetof(struct cstorm_status_block_u, func)
769#define FP_CSB_FUNC_OFF \
770 offsetof(struct cstorm_status_block_c, func)
771
David S. Miller8decf862011-09-22 03:23:13 -0400772#define HC_INDEX_ETH_RX_CQ_CONS 1
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300773
David S. Miller8decf862011-09-22 03:23:13 -0400774#define HC_INDEX_OOO_TX_CQ_CONS 4
775
776#define HC_INDEX_ETH_TX_CQ_CONS_COS0 5
777
778#define HC_INDEX_ETH_TX_CQ_CONS_COS1 6
779
780#define HC_INDEX_ETH_TX_CQ_CONS_COS2 7
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300781
Ariel Elior6383c0b2011-07-14 08:31:57 +0000782#define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0
783
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700784#define BNX2X_RX_SB_INDEX \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300785 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200786
Ariel Elior6383c0b2011-07-14 08:31:57 +0000787#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
788
789#define BNX2X_TX_SB_INDEX_COS0 \
790 (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -0700791
792/* end of fast path */
793
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700794/* common */
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200795
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700796struct bnx2x_common {
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200797
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700798 u32 chip_id;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200799/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700800#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200801
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700802#define CHIP_NUM(bp) (bp->common.chip_id >> 16)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700803#define CHIP_NUM_57710 0x164e
804#define CHIP_NUM_57711 0x164f
805#define CHIP_NUM_57711E 0x1650
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000806#define CHIP_NUM_57712 0x1662
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300807#define CHIP_NUM_57712_MF 0x1663
808#define CHIP_NUM_57713 0x1651
809#define CHIP_NUM_57713E 0x1652
810#define CHIP_NUM_57800 0x168a
811#define CHIP_NUM_57800_MF 0x16a5
812#define CHIP_NUM_57810 0x168e
813#define CHIP_NUM_57810_MF 0x16ae
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000814#define CHIP_NUM_57811 0x163d
815#define CHIP_NUM_57811_MF 0x163e
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300816#define CHIP_NUM_57840 0x168d
817#define CHIP_NUM_57840_MF 0x16ab
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700818#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
819#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
820#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000821#define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300822#define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
823#define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800)
824#define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
825#define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810)
826#define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000827#define CHIP_IS_57811(bp) (CHIP_NUM(bp) == CHIP_NUM_57811)
828#define CHIP_IS_57811_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_MF)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300829#define CHIP_IS_57840(bp) (CHIP_NUM(bp) == CHIP_NUM_57840)
830#define CHIP_IS_57840_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57840_MF)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700831#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
832 CHIP_IS_57711E(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000833#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300834 CHIP_IS_57712_MF(bp))
835#define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \
836 CHIP_IS_57800_MF(bp) || \
837 CHIP_IS_57810(bp) || \
838 CHIP_IS_57810_MF(bp) || \
Barak Witkowski7e8e02d2012-04-03 18:41:28 +0000839 CHIP_IS_57811(bp) || \
840 CHIP_IS_57811_MF(bp) || \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300841 CHIP_IS_57840(bp) || \
842 CHIP_IS_57840_MF(bp))
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000843#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300844#define USES_WARPCORE(bp) (CHIP_IS_E3(bp))
845#define IS_E1H_OFFSET (!CHIP_IS_E1(bp))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200846
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300847#define CHIP_REV_SHIFT 12
848#define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT)
849#define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK)
850#define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT)
851#define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700852/* assume maximum 5 revisions */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300853#define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700854/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
855#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300856 !(CHIP_REV_VAL(bp) & 0x00001000))
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700857/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
858#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300859 (CHIP_REV_VAL(bp) & 0x00001000))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200860
Eilon Greensteinad8d3942008-06-23 20:29:02 -0700861#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
862 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
863
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700864#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
865#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300866#define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
867 (CHIP_REV_SHIFT + 1)) \
868 << CHIP_REV_SHIFT)
869#define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \
870 CHIP_REV_SIM(bp) :\
871 CHIP_REV_VAL(bp))
872#define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \
873 (CHIP_REV(bp) == CHIP_REV_Bx))
874#define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \
875 (CHIP_REV(bp) == CHIP_REV_Ax))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200876
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700877 int flash_size;
Dmitry Kravkov754a2f52011-06-14 01:34:02 +0000878#define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
879#define BNX2X_NVRAM_TIMEOUT_COUNT 30000
880#define BNX2X_NVRAM_PAGE_SIZE 256
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200881
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700882 u32 shmem_base;
Eilon Greenstein2691d512009-08-12 08:22:08 +0000883 u32 shmem2_base;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000884 u32 mf_cfg_base;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000885 u32 mf2_cfg_base;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700886
887 u32 hw_config;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200888
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700889 u32 bc_ver;
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000890
891 u8 int_block;
892#define INT_BLOCK_HC 0
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000893#define INT_BLOCK_IGU 1
894#define INT_BLOCK_MODE_NORMAL 0
895#define INT_BLOCK_MODE_BW_COMP 2
896#define CHIP_INT_MODE_IS_NBC(bp) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300897 (!CHIP_IS_E1x(bp) && \
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000898 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
899#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
900
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000901 u8 chip_port_mode;
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000902#define CHIP_4_PORT_MODE 0x0
903#define CHIP_2_PORT_MODE 0x1
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000904#define CHIP_PORT_MODE_NONE 0x2
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000905#define CHIP_MODE(bp) (bp->common.chip_port_mode)
906#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
Barak Witkowski1d187b32011-12-05 22:41:50 +0000907
908 u32 boot_mode;
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700909};
910
Dmitry Kravkovf2e08992010-10-06 03:28:26 +0000911/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
912#define BNX2X_IGU_STAS_MSG_VF_CNT 64
913#define BNX2X_IGU_STAS_MSG_PF_CNT 4
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700914
915/* end of common */
916
917/* port */
918
919struct bnx2x_port {
920 u32 pmf;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200921
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000922 u32 link_config[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200923
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000924 u32 supported[LINK_CONFIG_SIZE];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200925/* link settings - missing defines */
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700926#define SUPPORTED_2500baseX_Full (1 << 15)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +0200927
Yaniv Rosnera22f0782010-09-07 11:41:20 +0000928 u32 advertising[LINK_CONFIG_SIZE];
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700929/* link settings - missing defines */
930#define ADVERTISED_2500baseX_Full (1 << 15)
931
932 u32 phy_addr;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700933
934 /* used to synchronize phy accesses */
935 struct mutex phy_mutex;
Eilon Greenstein46c6a672009-02-12 08:36:58 +0000936 int need_hw_lock;
Yaniv Rosnerc18487e2008-06-23 20:27:52 -0700937
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700938 u32 port_stx;
939
940 struct nig_stats old_nig_stats;
941};
942
943/* end of port */
944
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300945#define STATS_OFFSET32(stat_name) \
946 (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -0700947
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300948/* slow path */
949
950/* slow path work-queue */
951extern struct workqueue_struct *bnx2x_wq;
952
953#define BNX2X_MAX_NUM_OF_VFS 64
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000954#define BNX2X_VF_ID_INVALID 0xFF
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700955
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000956/*
957 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
958 * control by the number of fast-path status blocks supported by the
959 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
960 * status block represents an independent interrupts context that can
961 * serve a regular L2 networking queue. However special L2 queues such
962 * as the FCoE queue do not require a FP-SB and other components like
963 * the CNIC may consume FP-SB reducing the number of possible L2 queues
964 *
965 * If the maximum number of FP-SB available is X then:
966 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
967 * regular L2 queues is Y=X-1
968 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
969 * c. If the FCoE L2 queue is supported the actual number of L2 queues
970 * is Y+1
971 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
972 * slow-path interrupts) or Y+2 if CNIC is supported (one additional
973 * FP interrupt context for the CNIC).
974 * e. The number of HW context (CID count) is always X or X+1 if FCoE
975 * L2 queue is supported. the cid for the FCoE L2 queue is always X.
976 */
977
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +0300978/* fast-path interrupt contexts E1x */
979#define FP_SB_MAX_E1x 16
980/* fast-path interrupt contexts E2 */
981#define FP_SB_MAX_E2 HC_SB_MAX_SB_E2
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000982
Eilon Greenstein34f80b02008-06-23 20:33:01 -0700983union cdu_context {
984 struct eth_context eth;
985 char pad[1024];
986};
987
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000988/* CDU host DB constants */
Merav Sicrona0529972012-06-19 07:48:25 +0000989#define CDU_ILT_PAGE_SZ_HW 2
990#define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000991#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
992
993#ifdef BCM_CNIC
994#define CNIC_ISCSI_CID_MAX 256
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +0000995#define CNIC_FCOE_CID_MAX 2048
996#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
Dmitry Kravkov523224a2010-10-06 03:23:26 +0000997#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
998#endif
999
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001000#define QM_ILT_PAGE_SZ_HW 0
1001#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001002#define QM_CID_ROUND 1024
1003
1004#ifdef BCM_CNIC
1005/* TM (timers) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001006#define TM_ILT_PAGE_SZ_HW 0
1007#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001008/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
1009#define TM_CONN_NUM 1024
1010#define TM_ILT_SZ (8 * TM_CONN_NUM)
1011#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1012
1013/* SRC (Searcher) host DB constants */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001014#define SRC_ILT_PAGE_SZ_HW 0
1015#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001016#define SRC_HASH_BITS 10
1017#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
1018#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
1019#define SRC_T2_SZ SRC_ILT_SZ
1020#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001021
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001022#endif
1023
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001024#define MAX_DMAE_C 8
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001025
1026/* DMA memory not used in fastpath */
1027struct bnx2x_slowpath {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001028 union {
1029 struct mac_configuration_cmd e1x;
1030 struct eth_classify_rules_ramrod_data e2;
1031 } mac_rdata;
1032
1033
1034 union {
1035 struct tstorm_eth_mac_filter_config e1x;
1036 struct eth_filter_rules_ramrod_data e2;
1037 } rx_mode_rdata;
1038
1039 union {
1040 struct mac_configuration_cmd e1;
1041 struct eth_multicast_rules_ramrod_data e2;
1042 } mcast_rdata;
1043
1044 struct eth_rss_update_ramrod_data rss_rdata;
1045
1046 /* Queue State related ramrods are always sent under rtnl_lock */
1047 union {
1048 struct client_init_ramrod_data init_data;
1049 struct client_update_ramrod_data update_data;
1050 } q_rdata;
1051
1052 union {
1053 struct function_start_data func_start;
Dmitry Kravkov6debea82011-07-19 01:42:04 +00001054 /* pfc configuration for DCBX ramrod */
1055 struct flow_control_configuration pfc_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001056 } func_rdata;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001057
Barak Witkowskia3348722012-04-23 03:04:46 +00001058 /* afex ramrod can not be a part of func_rdata union because these
1059 * events might arrive in parallel to other events from func_rdata.
1060 * Therefore, if they would have been defined in the same union,
1061 * data can get corrupted.
1062 */
1063 struct afex_vif_list_ramrod_data func_afex_rdata;
1064
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001065 /* used by dmae command executer */
1066 struct dmae_command dmae[MAX_DMAE_C];
1067
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001068 u32 stats_comp;
1069 union mac_stats mac_stats;
1070 struct nig_stats nig_stats;
1071 struct host_port_stats port_stats;
1072 struct host_func_stats func_stats;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001073
1074 u32 wb_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001075 u32 wb_data[4];
Barak Witkowski1d187b32011-12-05 22:41:50 +00001076
1077 union drv_info_to_mcp drv_info_to_mcp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001078};
1079
1080#define bnx2x_sp(bp, var) (&bp->slowpath->var)
1081#define bnx2x_sp_mapping(bp, var) \
1082 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001083
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001084
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001085/* attn group wiring */
1086#define MAX_DYNAMIC_ATTN_GRPS 8
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001087
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001088struct attn_route {
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001089 u32 sig[5];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001090};
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001091
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001092struct iro {
1093 u32 base;
1094 u16 m1;
1095 u16 m2;
1096 u16 m3;
1097 u16 size;
1098};
1099
1100struct hw_context {
1101 union cdu_context *vcxt;
1102 dma_addr_t cxt_mapping;
1103 size_t size;
1104};
1105
1106/* forward */
1107struct bnx2x_ilt;
1108
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001109
1110enum bnx2x_recovery_state {
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001111 BNX2X_RECOVERY_DONE,
1112 BNX2X_RECOVERY_INIT,
1113 BNX2X_RECOVERY_WAIT,
Ariel Elior95c6c6162012-01-26 06:01:52 +00001114 BNX2X_RECOVERY_FAILED,
1115 BNX2X_RECOVERY_NIC_LOADING
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001116};
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001117
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001118/*
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001119 * Event queue (EQ or event ring) MC hsi
1120 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1121 */
1122#define NUM_EQ_PAGES 1
1123#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1124#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
1125#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1126#define EQ_DESC_MASK (NUM_EQ_DESC - 1)
1127#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1128
1129/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1130#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
1131 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1132
1133/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1134#define EQ_DESC(x) ((x) & EQ_DESC_MASK)
1135
1136#define BNX2X_EQ_INDEX \
1137 (&bp->def_status_blk->sp_sb.\
1138 index_values[HC_SP_INDEX_EQ_CONS])
1139
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001140/* This is a data that will be used to create a link report message.
1141 * We will keep the data used for the last link report in order
1142 * to prevent reporting the same link parameters twice.
1143 */
1144struct bnx2x_link_report_data {
1145 u16 line_speed; /* Effective line speed */
1146 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1147};
1148
1149enum {
1150 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */
1151 BNX2X_LINK_REPORT_LINK_DOWN,
1152 BNX2X_LINK_REPORT_RX_FC_ON,
1153 BNX2X_LINK_REPORT_TX_FC_ON,
1154};
1155
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001156enum {
1157 BNX2X_PORT_QUERY_IDX,
1158 BNX2X_PF_QUERY_IDX,
Barak Witkowski50f0a562011-12-05 21:52:23 +00001159 BNX2X_FCOE_QUERY_IDX,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001160 BNX2X_FIRST_QUEUE_QUERY_IDX,
1161};
1162
1163struct bnx2x_fw_stats_req {
1164 struct stats_query_header hdr;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001165 struct stats_query_entry query[FP_SB_MAX_E1x+
1166 BNX2X_FIRST_QUEUE_QUERY_IDX];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001167};
1168
1169struct bnx2x_fw_stats_data {
1170 struct stats_counter storm_counters;
1171 struct per_port_stats port;
1172 struct per_pf_stats pf;
Barak Witkowski50f0a562011-12-05 21:52:23 +00001173 struct fcoe_statistics_params fcoe;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001174 struct per_queue_stats queue_stats[1];
1175};
1176
Ariel Elior7be08a72011-07-14 08:31:19 +00001177/* Public slow path states */
1178enum {
Ariel Elior6383c0b2011-07-14 08:31:57 +00001179 BNX2X_SP_RTNL_SETUP_TC,
Ariel Elior7be08a72011-07-14 08:31:19 +00001180 BNX2X_SP_RTNL_TX_TIMEOUT,
Barak Witkowskia3348722012-04-23 03:04:46 +00001181 BNX2X_SP_RTNL_AFEX_F_UPDATE,
Ariel Elior83048592011-11-13 04:34:29 +00001182 BNX2X_SP_RTNL_FAN_FAILURE,
Ariel Elior7be08a72011-07-14 08:31:19 +00001183};
1184
1185
Yuval Mintz452427b2012-03-26 20:47:07 +00001186struct bnx2x_prev_path_list {
1187 u8 bus;
1188 u8 slot;
1189 u8 path;
1190 struct list_head list;
1191};
1192
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001193struct bnx2x {
1194 /* Fields used in the tx and intr/napi performance paths
1195 * are grouped together in the beginning of the structure
1196 */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001197 struct bnx2x_fastpath *fp;
Merav Sicron65565882012-06-19 07:48:26 +00001198 struct bnx2x_fp_txdata *bnx2x_txq;
1199 int bnx2x_txq_size;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001200 void __iomem *regview;
1201 void __iomem *doorbells;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001202 u16 db_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001203
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001204 u8 pf_num; /* absolute PF number */
1205 u8 pfid; /* per-path PF number */
1206 int base_fw_ndsb; /**/
1207#define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1208#define BP_PORT(bp) (bp->pfid & 1)
1209#define BP_FUNC(bp) (bp->pfid)
1210#define BP_ABS_FUNC(bp) (bp->pf_num)
David S. Miller8decf862011-09-22 03:23:13 -04001211#define BP_VN(bp) ((bp)->pfid >> 1)
1212#define BP_MAX_VN_NUM(bp) (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1213#define BP_L_ID(bp) (BP_VN(bp) << 2)
1214#define BP_FW_MB_IDX_VN(bp, vn) (BP_PORT(bp) +\
1215 (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2 : 1))
1216#define BP_FW_MB_IDX(bp) BP_FW_MB_IDX_VN(bp, BP_VN(bp))
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001217
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001218 struct net_device *dev;
1219 struct pci_dev *pdev;
1220
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001221 const struct iro *iro_arr;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001222#define IRO (bp->iro_arr)
1223
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00001224 enum bnx2x_recovery_state recovery_state;
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00001225 int is_leader;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001226 struct msix_entry *msix_table;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001227
1228 int tx_ring_size;
1229
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001230/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1231#define ETH_OVREHEAD (ETH_HLEN + 8 + 8)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001232#define ETH_MIN_PACKET_SIZE 60
1233#define ETH_MAX_PACKET_SIZE 1500
1234#define ETH_MAX_JUMBO_PACKET_SIZE 9600
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001235/* TCP with Timestamp Option (32) + IPv6 (40) */
1236#define ETH_MAX_TPA_HEADER_SIZE 72
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001237
Eilon Greenstein0f008462009-02-12 08:36:18 +00001238 /* Max supported alignment is 256 (8 shift) */
Eric Dumazete52fcb22011-11-14 06:05:34 +00001239#define BNX2X_RX_ALIGN_SHIFT min(8, L1_CACHE_SHIFT)
1240
1241 /* FW uses 2 Cache lines Alignment for start packet and size
1242 *
1243 * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1244 * at the end of skb->data, to avoid wasting a full cache line.
1245 * This reduces memory use (skb->truesize).
1246 */
1247#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1248
1249#define BNX2X_FW_RX_ALIGN_END \
1250 max(1UL << BNX2X_RX_ALIGN_SHIFT, \
1251 SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1252
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001253#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
Eilon Greenstein0f008462009-02-12 08:36:18 +00001254
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001255 struct host_sp_status_block *def_status_blk;
1256#define DEF_SB_IGU_ID 16
1257#define DEF_SB_ID HC_SP_SB_ID
1258 __le16 def_idx;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001259 __le16 def_att_idx;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001260 u32 attn_state;
1261 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001262
1263 /* slow path ring */
1264 struct eth_spe *spq;
1265 dma_addr_t spq_mapping;
1266 u16 spq_prod_idx;
1267 struct eth_spe *spq_prod_bd;
1268 struct eth_spe *spq_last_bd;
Eilon Greenstein4781bfa2009-02-12 08:38:17 +00001269 __le16 *dsb_sp_prod;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001270 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001271 /* used to synchronize spq accesses */
1272 spinlock_t spq_lock;
1273
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001274 /* event queue */
1275 union event_ring_elem *eq_ring;
1276 dma_addr_t eq_mapping;
1277 u16 eq_prod;
1278 u16 eq_cons;
1279 __le16 *eq_cons_sb;
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001280 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001281
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001282
1283
1284 /* Counter for marking that there is a STAT_QUERY ramrod pending */
1285 u16 stats_pending;
1286 /* Counter for completed statistics ramrods */
1287 u16 stats_comp;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001288
Eilon Greenstein33471622008-08-13 15:59:08 -07001289 /* End of fields used in the performance code paths */
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001290
1291 int panic;
Joe Perches7995c642010-02-17 15:01:52 +00001292 int msg_enable;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001293
1294 u32 flags;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001295#define PCIX_FLAG (1 << 0)
1296#define PCI_32BIT_FLAG (1 << 1)
1297#define ONE_PORT_FLAG (1 << 2)
1298#define NO_WOL_FLAG (1 << 3)
1299#define USING_DAC_FLAG (1 << 4)
1300#define USING_MSIX_FLAG (1 << 5)
1301#define USING_MSI_FLAG (1 << 6)
1302#define DISABLE_MSI_FLAG (1 << 7)
1303#define TPA_ENABLE_FLAG (1 << 8)
1304#define NO_MCP_FLAG (1 << 9)
Dmitry Kravkovd6214d72010-10-06 03:32:10 +00001305
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001306#define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG)
Dmitry Kravkov621b4d62012-02-20 09:59:08 +00001307#define GRO_ENABLE_FLAG (1 << 10)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001308#define MF_FUNC_DIS (1 << 11)
1309#define OWN_CNIC_IRQ (1 << 12)
1310#define NO_ISCSI_OOO_FLAG (1 << 13)
1311#define NO_ISCSI_FLAG (1 << 14)
1312#define NO_FCOE_FLAG (1 << 15)
Barak Witkowski0e898dd2011-12-05 21:52:22 +00001313#define BC_SUPPORTS_PFC_STATS (1 << 17)
Dmitry Kravkov30a5de72012-04-03 18:41:26 +00001314#define USING_SINGLE_MSIX_FLAG (1 << 20)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001315
Vladislav Zolotarov2ba45142011-01-31 14:39:17 +00001316#define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG)
1317#define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001318#define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
Michael Chan37b091b2009-10-10 13:46:55 +00001319
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001320 int pm_cap;
Eilon Greenstein8d5726c2009-02-12 08:37:19 +00001321 int mrrs;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001322
Eilon Greenstein1cf167f2009-01-14 21:22:18 -08001323 struct delayed_work sp_task;
Ariel Elior7be08a72011-07-14 08:31:19 +00001324 struct delayed_work sp_rtnl_task;
Yaniv Rosner3deb8162011-06-14 01:34:33 +00001325
1326 struct delayed_work period_task;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001327 struct timer_list timer;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001328 int current_interval;
1329
1330 u16 fw_seq;
1331 u16 fw_drv_pulse_wr_seq;
1332 u32 func_stx;
1333
1334 struct link_params link_params;
1335 struct link_vars link_vars;
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001336 u32 link_cnt;
1337 struct bnx2x_link_report_data last_reported_link;
1338
Eilon Greenstein01cd4522009-08-12 08:23:08 +00001339 struct mdio_if_info mdio;
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001340
1341 struct bnx2x_common common;
1342 struct bnx2x_port port;
1343
Yuval Mintzb475d782012-04-03 18:41:29 +00001344 struct cmng_init cmng;
1345
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001346 u32 mf_config[E1HVN_MAX];
Barak Witkowskia3348722012-04-23 03:04:46 +00001347 u32 mf_ext_config;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001348 u32 path_has_ovlan; /* E3 */
Dmitry Kravkovfb3bff12010-10-06 03:26:40 +00001349 u16 mf_ov;
1350 u8 mf_mode;
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001351#define IS_MF(bp) (bp->mf_mode != 0)
Dmitry Kravkov0793f83f2010-12-01 12:39:28 -08001352#define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
1353#define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
Barak Witkowskia3348722012-04-23 03:04:46 +00001354#define IS_MF_AFEX(bp) (bp->mf_mode == MULTI_FUNCTION_AFEX)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001355
Eliezer Tamirf1410642008-02-28 11:51:50 -08001356 u8 wol;
1357
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001358 int rx_ring_size;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001359
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001360 u16 tx_quick_cons_trip_int;
1361 u16 tx_quick_cons_trip;
1362 u16 tx_ticks_int;
1363 u16 tx_ticks;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001364
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001365 u16 rx_quick_cons_trip_int;
1366 u16 rx_quick_cons_trip;
1367 u16 rx_ticks_int;
1368 u16 rx_ticks;
Vladislav Zolotarovcdaa7cb2010-04-19 01:13:57 +00001369/* Maximal coalescing timeout in us */
1370#define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001371
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001372 u32 lin_cnt;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001373
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001374 u16 state;
Eilon Greenstein356e2382009-02-12 08:38:32 +00001375#define BNX2X_STATE_CLOSED 0
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001376#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
1377#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001378#define BNX2X_STATE_OPEN 0x3000
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001379#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001380#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001381
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001382#define BNX2X_STATE_DIAG 0xe000
1383#define BNX2X_STATE_ERROR 0xf000
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001384
Ariel Elior6383c0b2011-07-14 08:31:57 +00001385#define BNX2X_MAX_PRIORITY 8
1386#define BNX2X_MAX_ENTRIES_PER_PRI 16
1387#define BNX2X_MAX_COS 3
1388#define BNX2X_MAX_TX_COS 2
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001389 int num_queues;
Dmitry Kravkov5d7cd492010-07-27 12:32:19 +00001390 int disable_tpa;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001391
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001392 u32 rx_mode;
1393#define BNX2X_RX_MODE_NONE 0
1394#define BNX2X_RX_MODE_NORMAL 1
1395#define BNX2X_RX_MODE_ALLMULTI 2
1396#define BNX2X_RX_MODE_PROMISC 3
1397#define BNX2X_MAX_MULTICAST 64
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001398
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001399 u8 igu_dsb_id;
1400 u8 igu_base_sb;
1401 u8 igu_sb_cnt;
Merav Sicron65565882012-06-19 07:48:26 +00001402
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001403 dma_addr_t def_status_blk_mapping;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001404
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001405 struct bnx2x_slowpath *slowpath;
1406 dma_addr_t slowpath_mapping;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001407
1408 /* Total number of FW statistics requests */
1409 u8 fw_stats_num;
1410
1411 /*
1412 * This is a memory buffer that will contain both statistics
1413 * ramrod request and data.
1414 */
1415 void *fw_stats;
1416 dma_addr_t fw_stats_mapping;
1417
1418 /*
1419 * FW statistics request shortcut (points at the
1420 * beginning of fw_stats buffer).
1421 */
1422 struct bnx2x_fw_stats_req *fw_stats_req;
1423 dma_addr_t fw_stats_req_mapping;
1424 int fw_stats_req_sz;
1425
1426 /*
1427 * FW statistics data shortcut (points at the begining of
1428 * fw_stats buffer + fw_stats_req_sz).
1429 */
1430 struct bnx2x_fw_stats_data *fw_stats_data;
1431 dma_addr_t fw_stats_data_mapping;
1432 int fw_stats_data_sz;
1433
Merav Sicrona0529972012-06-19 07:48:25 +00001434 /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB
1435 * context size we need 8 ILT entries.
1436 */
1437#define ILT_MAX_L2_LINES 8
1438 struct hw_context context[ILT_MAX_L2_LINES];
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001439
1440 struct bnx2x_ilt *ilt;
1441#define BP_ILT(bp) ((bp)->ilt)
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001442#define ILT_MAX_LINES 256
Ariel Elior6383c0b2011-07-14 08:31:57 +00001443/*
1444 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1445 * to CNIC.
1446 */
1447#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_PRESENT)
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001448
Ariel Elior6383c0b2011-07-14 08:31:57 +00001449/*
1450 * Maximum CID count that might be required by the bnx2x:
1451 * Max Tss * Max_Tx_Multi_Cos + CNIC L2 Clients (FCoE and iSCSI related)
1452 */
1453#define BNX2X_L2_CID_COUNT(bp) (MAX_TXQS_PER_COS * BNX2X_MULTI_TX_COS +\
1454 NON_ETH_CONTEXT_USE + CNIC_PRESENT)
1455#define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1456 ILT_PAGE_CIDS))
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001457
1458 int qm_cid_count;
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001459
Eilon Greensteina18f5122009-08-12 08:23:26 +00001460 int dropless_fc;
1461
Michael Chan37b091b2009-10-10 13:46:55 +00001462#ifdef BCM_CNIC
1463 u32 cnic_flags;
1464#define BNX2X_CNIC_FLAG_MAC_SET 1
Michael Chan37b091b2009-10-10 13:46:55 +00001465 void *t2;
1466 dma_addr_t t2_mapping;
Eric Dumazet13707f92011-01-26 19:28:23 +00001467 struct cnic_ops __rcu *cnic_ops;
Michael Chan37b091b2009-10-10 13:46:55 +00001468 void *cnic_data;
1469 u32 cnic_tag;
1470 struct cnic_eth_dev cnic_eth_dev;
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001471 union host_hc_status_block cnic_sb;
Michael Chan37b091b2009-10-10 13:46:55 +00001472 dma_addr_t cnic_sb_mapping;
Michael Chan37b091b2009-10-10 13:46:55 +00001473 struct eth_spe *cnic_kwq;
1474 struct eth_spe *cnic_kwq_prod;
1475 struct eth_spe *cnic_kwq_cons;
1476 struct eth_spe *cnic_kwq_last;
1477 u16 cnic_kwq_pending;
1478 u16 cnic_spq_pending;
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001479 u8 fip_mac[ETH_ALEN];
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001480 struct mutex cnic_mutex;
1481 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1482
1483 /* Start index of the "special" (CNIC related) L2 cleints */
1484 u8 cnic_base_cl_id;
Michael Chan37b091b2009-10-10 13:46:55 +00001485#endif
1486
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001487 int dmae_ready;
1488 /* used to synchronize dmae accesses */
Vladislav Zolotarov6e30dd42011-02-06 11:25:41 -08001489 spinlock_t dmae_lock;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001490
Eilon Greensteinc4ff7cb2009-10-15 00:18:27 -07001491 /* used to protect the FW mail box */
1492 struct mutex fw_mb_mutex;
1493
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001494 /* used to synchronize stats collecting */
1495 int stats_state;
Vladislav Zolotarova13773a2010-07-21 05:59:01 +00001496
1497 /* used for synchronization of concurrent threads statistics handling */
1498 spinlock_t stats_lock;
1499
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001500 /* used by dmae command loader */
1501 struct dmae_command stats_dmae;
1502 int executer_idx;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001503
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001504 u16 stats_counter;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001505 struct bnx2x_eth_stats eth_stats;
Yuval Mintzcb4dca22012-03-18 10:33:44 +00001506 struct host_func_stats func_stats;
Mintz Yuval1355b702012-02-15 02:10:22 +00001507 struct bnx2x_eth_stats_old eth_stats_old;
1508 struct bnx2x_net_stats_old net_stats_old;
1509 struct bnx2x_fw_port_stats_old fw_stats_old;
1510 bool stats_init;
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001511
1512 struct z_stream_s *strm;
1513 void *gunzip_buf;
1514 dma_addr_t gunzip_mapping;
1515 int gunzip_outlen;
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001516#define FW_BUF_SIZE 0x8000
Eilon Greenstein573f2032009-08-12 08:24:14 +00001517#define GUNZIP_BUF(bp) (bp->gunzip_buf)
1518#define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
1519#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001520
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001521 struct raw_op *init_ops;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001522 /* Init blocks offsets inside init_ops */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001523 u16 *init_ops_offsets;
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001524 /* Data blob - has 32 bit granularity */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001525 u32 *init_data;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001526 u32 init_mode_flags;
1527#define INIT_MODE_FLAGS(bp) (bp->init_mode_flags)
Vladislav Zolotarov94a78b72009-04-27 03:27:43 -07001528 /* Zipped PRAM blobs - raw data */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001529 const u8 *tsem_int_table_data;
1530 const u8 *tsem_pram_data;
1531 const u8 *usem_int_table_data;
1532 const u8 *usem_pram_data;
1533 const u8 *xsem_int_table_data;
1534 const u8 *xsem_pram_data;
1535 const u8 *csem_int_table_data;
1536 const u8 *csem_pram_data;
Eilon Greenstein573f2032009-08-12 08:24:14 +00001537#define INIT_OPS(bp) (bp->init_ops)
1538#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
1539#define INIT_DATA(bp) (bp->init_data)
1540#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
1541#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
1542#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
1543#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
1544#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
1545#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
1546#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
1547#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
1548
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001549#define PHY_FW_VER_LEN 20
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00001550 char fw_ver[32];
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001551 const struct firmware *firmware;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001552
Shmulik Ravid785b9b12010-12-30 06:27:03 +00001553 /* DCB support on/off */
1554 u16 dcb_state;
1555#define BNX2X_DCB_STATE_OFF 0
1556#define BNX2X_DCB_STATE_ON 1
1557
1558 /* DCBX engine mode */
1559 int dcbx_enabled;
1560#define BNX2X_DCBX_ENABLED_OFF 0
1561#define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
1562#define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
1563#define BNX2X_DCBX_ENABLED_INVALID (-1)
1564
1565 bool dcbx_mode_uset;
1566
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001567 struct bnx2x_config_dcbx_params dcbx_config_params;
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001568 struct bnx2x_dcbx_port_params dcbx_port_params;
1569 int dcb_version;
1570
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001571 /* CAM credit pools */
1572 struct bnx2x_credit_pool_obj macs_pool;
1573
1574 /* RX_MODE object */
1575 struct bnx2x_rx_mode_obj rx_mode_obj;
1576
1577 /* MCAST object */
1578 struct bnx2x_mcast_obj mcast_obj;
1579
1580 /* RSS configuration object */
1581 struct bnx2x_rss_config_obj rss_conf_obj;
1582
1583 /* Function State controlling object */
1584 struct bnx2x_func_sp_obj func_obj;
1585
1586 unsigned long sp_state;
1587
Ariel Elior7be08a72011-07-14 08:31:19 +00001588 /* operation indication for the sp_rtnl task */
1589 unsigned long sp_rtnl_state;
1590
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001591 /* DCBX Negotation results */
Vladislav Zolotarove4901dd2010-12-13 05:44:18 +00001592 struct dcbx_features dcbx_local_feat;
1593 u32 dcbx_error;
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001594
Shmulik Ravid0be6bc62011-05-18 02:55:31 +00001595#ifdef BCM_DCBNL
1596 struct dcbx_features dcbx_remote_feat;
1597 u32 dcbx_remote_flags;
1598#endif
Barak Witkowskia3348722012-04-23 03:04:46 +00001599 /* AFEX: store default vlan used */
1600 int afex_def_vlan_tag;
1601 enum mf_cfg_afex_vlan_mode afex_vlan_mode;
Dmitry Kravkove3835b92011-03-06 10:50:44 +00001602 u32 pending_max;
Ariel Elior6383c0b2011-07-14 08:31:57 +00001603
1604 /* multiple tx classes of service */
1605 u8 max_cos;
1606
1607 /* priority to cos mapping */
1608 u8 prio_to_cos[8];
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001609};
1610
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001611/* Tx queues may be less or equal to Rx queues */
1612extern int num_queues;
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001613#define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
Ariel Elior6383c0b2011-07-14 08:31:57 +00001614#define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NON_ETH_CONTEXT_USE)
Merav Sicron65565882012-06-19 07:48:26 +00001615#define BNX2X_NUM_NON_CNIC_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - \
1616 NON_ETH_CONTEXT_USE)
Ariel Elior6383c0b2011-07-14 08:31:57 +00001617#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001618
Vladislav Zolotarov54b9dda2009-11-16 06:05:58 +00001619#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001620
Ariel Elior6383c0b2011-07-14 08:31:57 +00001621#define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp)
1622/* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001623
1624#define RSS_IPV4_CAP_MASK \
1625 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1626
1627#define RSS_IPV4_TCP_CAP_MASK \
1628 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1629
1630#define RSS_IPV6_CAP_MASK \
1631 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1632
1633#define RSS_IPV6_TCP_CAP_MASK \
1634 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1635
1636/* func init flags */
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001637#define FUNC_FLG_RSS 0x0001
1638#define FUNC_FLG_STATS 0x0002
1639/* removed FUNC_FLG_UNMATCHED 0x0004 */
1640#define FUNC_FLG_TPA 0x0008
1641#define FUNC_FLG_SPQ 0x0010
1642#define FUNC_FLG_LEADING 0x0020 /* PF only */
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001643
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001644
1645struct bnx2x_func_init_params {
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001646 /* dma */
1647 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */
1648 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */
1649
1650 u16 func_flgs;
1651 u16 func_id; /* abs fid */
1652 u16 pf_id;
1653 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */
1654};
1655
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001656#define for_each_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001657 for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Eilon Greenstein3196a882008-08-13 15:58:49 -07001658
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001659#define for_each_nondefault_eth_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001660 for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001661
1662#define for_each_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001663 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001664 if (skip_queue(bp, var)) \
1665 continue; \
1666 else
1667
Ariel Elior6383c0b2011-07-14 08:31:57 +00001668/* Skip forwarding FP */
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001669#define for_each_rx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001670 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001671 if (skip_rx_queue(bp, var)) \
1672 continue; \
1673 else
1674
Ariel Elior6383c0b2011-07-14 08:31:57 +00001675/* Skip OOO FP */
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001676#define for_each_tx_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001677 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001678 if (skip_tx_queue(bp, var)) \
1679 continue; \
1680 else
1681
1682#define for_each_nondefault_queue(bp, var) \
Ariel Elior6383c0b2011-07-14 08:31:57 +00001683 for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001684 if (skip_queue(bp, var)) \
1685 continue; \
1686 else
1687
Ariel Elior6383c0b2011-07-14 08:31:57 +00001688#define for_each_cos_in_tx_queue(fp, var) \
1689 for ((var) = 0; (var) < (fp)->max_cos; (var)++)
1690
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001691/* skip rx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001692 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001693 */
1694#define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1695
1696/* skip tx queue
Linus Torvalds008d23e2011-01-13 10:05:56 -08001697 * if FCOE l2 support is disabled and this is the fcoe L2 queue
Vladislav Zolotarovec6ba942010-12-13 05:44:01 +00001698 */
1699#define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1700
1701#define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
Eilon Greenstein3196a882008-08-13 15:58:49 -07001702
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001703
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001704
1705
1706/**
1707 * bnx2x_set_mac_one - configure a single MAC address
1708 *
1709 * @bp: driver handle
1710 * @mac: MAC to configure
1711 * @obj: MAC object handle
1712 * @set: if 'true' add a new MAC, otherwise - delete
1713 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list)
1714 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1715 *
1716 * Configures one MAC according to provided parameters or continues the
1717 * execution of previously scheduled commands if RAMROD_CONT is set in
1718 * ramrod_flags.
1719 *
1720 * Returns zero if operation has successfully completed, a positive value if the
1721 * operation has been successfully scheduled and a negative - if a requested
1722 * operations has failed.
1723 */
1724int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1725 struct bnx2x_vlan_mac_obj *obj, bool set,
1726 int mac_type, unsigned long *ramrod_flags);
1727/**
1728 * Deletes all MACs configured for the specific MAC object.
1729 *
1730 * @param bp Function driver instance
1731 * @param mac_obj MAC object to cleanup
1732 *
1733 * @return zero if all MACs were cleaned
1734 */
1735
1736/**
1737 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
1738 *
1739 * @bp: driver handle
1740 * @mac_obj: MAC object handle
1741 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC)
1742 * @wait_for_comp: if 'true' block until completion
1743 *
1744 * Deletes all MACs of the specific type (e.g. ETH, UC list).
1745 *
1746 * Returns zero if operation has successfully completed, a positive value if the
1747 * operation has been successfully scheduled and a negative - if a requested
1748 * operations has failed.
1749 */
1750int bnx2x_del_all_macs(struct bnx2x *bp,
1751 struct bnx2x_vlan_mac_obj *mac_obj,
1752 int mac_type, bool wait_for_comp);
1753
1754/* Init Function API */
1755void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
1756int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1757int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1758int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
1759int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
Vladislav Zolotarov2ae17f62011-05-04 23:48:23 +00001760void bnx2x_read_mf_cfg(struct bnx2x *bp);
1761
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001762
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001763/* dmae */
Yaniv Rosnerc18487e2008-06-23 20:27:52 -07001764void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1765void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1766 u32 len32);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001767void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1768u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1769u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1770u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1771 bool with_comp, u8 comp_type);
1772
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001773
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001774void bnx2x_calc_fc_adv(struct bnx2x *bp);
1775int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001776 u32 data_hi, u32 data_lo, int cmd_type);
Dmitry Kravkovde0c62d2010-07-27 12:35:24 +00001777void bnx2x_update_coalesce(struct bnx2x *bp);
Yaniv Rosner1ac9e422011-05-31 21:26:11 +00001778int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001779
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001780static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1781 int wait)
1782{
1783 u32 val;
1784
1785 do {
1786 val = REG_RD(bp, reg);
1787 if (val == expected)
1788 break;
1789 ms -= wait;
1790 msleep(wait);
1791
1792 } while (ms > 0);
1793
1794 return val;
1795}
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001796
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001797#define BNX2X_ILT_ZALLOC(x, y, size) \
1798 do { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001799 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001800 if (x) \
1801 memset(x, 0, size); \
1802 } while (0)
1803
1804#define BNX2X_ILT_FREE(x, y, size) \
1805 do { \
1806 if (x) { \
Vladislav Zolotarovd245a112010-12-08 01:43:17 +00001807 dma_free_coherent(&bp->pdev->dev, size, x, y); \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001808 x = NULL; \
1809 y = 0; \
1810 } \
1811 } while (0)
1812
1813#define ILOG2(x) (ilog2((x)))
1814
1815#define ILT_NUM_PAGE_ENTRIES (3072)
1816/* In 57710/11 we use whole table since we have 8 func
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001817 * In 57712 we have only 4 func, but use same size per func, then only half of
1818 * the table in use
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001819 */
1820#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
1821
1822#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
1823/*
1824 * the phys address is shifted right 12 bits and has an added
1825 * 1=valid bit added to the 53rd bit
1826 * then since this is a wide register(TM)
1827 * we split it into two 32 bit writes
1828 */
1829#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1830#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001831
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001832/* load/unload mode */
1833#define LOAD_NORMAL 0
1834#define LOAD_OPEN 1
1835#define LOAD_DIAG 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00001836#define LOAD_LOOPBACK_EXT 3
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001837#define UNLOAD_NORMAL 0
1838#define UNLOAD_CLOSE 1
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00001839#define UNLOAD_RECOVERY 2
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001840
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001841
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001842/* DMAE command defines */
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001843#define DMAE_TIMEOUT -1
1844#define DMAE_PCI_ERROR -2 /* E2 and onward */
1845#define DMAE_NOT_RDY -3
1846#define DMAE_PCI_ERR_FLAG 0x80000000
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001847
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001848#define DMAE_SRC_PCI 0
1849#define DMAE_SRC_GRC 1
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001850
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001851#define DMAE_DST_NONE 0
1852#define DMAE_DST_PCI 1
1853#define DMAE_DST_GRC 2
1854
1855#define DMAE_COMP_PCI 0
1856#define DMAE_COMP_GRC 1
1857
1858/* E2 and onward - PCI error handling in the completion */
1859
1860#define DMAE_COMP_REGULAR 0
1861#define DMAE_COM_SET_ERR 1
1862
1863#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
1864 DMAE_COMMAND_SRC_SHIFT)
1865#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
1866 DMAE_COMMAND_SRC_SHIFT)
1867
1868#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
1869 DMAE_COMMAND_DST_SHIFT)
1870#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
1871 DMAE_COMMAND_DST_SHIFT)
1872
1873#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
1874 DMAE_COMMAND_C_DST_SHIFT)
1875#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
1876 DMAE_COMMAND_C_DST_SHIFT)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001877
1878#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
1879
1880#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
1881#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
1882#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
1883#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
1884
1885#define DMAE_CMD_PORT_0 0
1886#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
1887
1888#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
1889#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
1890#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
1891
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001892#define DMAE_SRC_PF 0
1893#define DMAE_SRC_VF 1
1894
1895#define DMAE_DST_PF 0
1896#define DMAE_DST_VF 1
1897
1898#define DMAE_C_SRC 0
1899#define DMAE_C_DST 1
1900
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001901#define DMAE_LEN32_RD_MAX 0x80
Vladislav Zolotarov02e3c6c2010-04-19 01:13:33 +00001902#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001903
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00001904#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
1905 indicates eror */
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001906
1907#define MAX_DMAE_C_PER_PORT 8
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001908#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
David S. Miller8decf862011-09-22 03:23:13 -04001909 BP_VN(bp))
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001910#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
Eilon Greensteinad8d3942008-06-23 20:29:02 -07001911 E1HVN_MAX)
1912
Eliezer Tamir25047952008-02-28 11:50:16 -08001913/* PCIE link and speed */
1914#define PCICFG_LINK_WIDTH 0x1f00000
1915#define PCICFG_LINK_WIDTH_SHIFT 20
1916#define PCICFG_LINK_SPEED 0xf0000
1917#define PCICFG_LINK_SPEED_SHIFT 16
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001918
Merav Sicroncf2c1df62012-06-19 07:48:23 +00001919#define BNX2X_NUM_TESTS_SF 7
1920#define BNX2X_NUM_TESTS_MF 3
1921#define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \
1922 BNX2X_NUM_TESTS_SF)
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001923
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001924#define BNX2X_PHY_LOOPBACK 0
1925#define BNX2X_MAC_LOOPBACK 1
Merav Sicron8970b2e2012-06-19 07:48:22 +00001926#define BNX2X_EXT_LOOPBACK 2
Eilon Greensteinb5bf9062009-02-12 08:38:08 +00001927#define BNX2X_PHY_LOOPBACK_FAILED 1
1928#define BNX2X_MAC_LOOPBACK_FAILED 2
Merav Sicron8970b2e2012-06-19 07:48:22 +00001929#define BNX2X_EXT_LOOPBACK_FAILED 3
Yitchak Gertnerbb2a0f72008-06-23 20:33:36 -07001930#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
1931 BNX2X_PHY_LOOPBACK_FAILED)
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001932
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001933
1934#define STROM_ASSERT_ARRAY_SIZE 50
1935
Eliezer Tamir96fc1782008-02-28 11:57:55 -08001936
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001937/* must be used on a CID before placing it on a HW ring */
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00001938#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
David S. Miller8decf862011-09-22 03:23:13 -04001939 (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03001940 (x))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001941
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001942#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
1943#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
1944
1945
Dmitry Kravkov523224a2010-10-06 03:23:26 +00001946#define BNX2X_BTR 4
Vladislav Zolotarov7a9b2552008-06-23 20:34:36 -07001947#define MAX_SPQ_PENDING 8
1948
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00001949/* CMNG constants, as derived from system spec calculations */
1950/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
1951#define DEF_MIN_RATE 100
Dmitry Kravkov9b3de1ef2011-03-06 10:51:37 +00001952/* resolution of the rate shaping timer - 400 usec */
1953#define RS_PERIODIC_TIMEOUT_USEC 400
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001954/* number of bytes in single QM arbitration cycle -
Dmitry Kravkovff80ee02011-02-28 03:37:11 +00001955 * coefficient for calculating the fairness timer */
1956#define QM_ARB_BYTES 160000
1957/* resolution of Min algorithm 1:100 */
1958#define MIN_RES 100
1959/* how many bytes above threshold for the minimal credit of Min algorithm*/
1960#define MIN_ABOVE_THRESH 32768
1961/* Fairness algorithm integration time coefficient -
1962 * for calculating the actual Tfair */
1963#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES)
1964/* Memory of fairness algorithm . 2 cycles */
1965#define FAIR_MEM 2
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001966
1967
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001968#define ATTN_NIG_FOR_FUNC (1L << 8)
1969#define ATTN_SW_TIMER_4_FUNC (1L << 9)
1970#define GPIO_2_FUNC (1L << 10)
1971#define GPIO_3_FUNC (1L << 11)
1972#define GPIO_4_FUNC (1L << 12)
1973#define ATTN_GENERAL_ATTN_1 (1L << 13)
1974#define ATTN_GENERAL_ATTN_2 (1L << 14)
1975#define ATTN_GENERAL_ATTN_3 (1L << 15)
1976#define ATTN_GENERAL_ATTN_4 (1L << 13)
1977#define ATTN_GENERAL_ATTN_5 (1L << 14)
1978#define ATTN_GENERAL_ATTN_6 (1L << 15)
1979
1980#define ATTN_HARD_WIRED_MASK 0xff00
1981#define ATTENTION_ID 4
1982
1983
1984/* stuff added to make the code fit 80Col */
1985
1986#define BNX2X_PMF_LINK_ASSERT \
1987 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
1988
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02001989#define BNX2X_MC_ASSERT_BITS \
1990 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1991 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1992 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1993 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
1994
1995#define BNX2X_MCP_ASSERT \
1996 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
1997
Eilon Greenstein34f80b02008-06-23 20:33:01 -07001998#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
1999#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
2000 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
2001 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
2002 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
2003 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
2004 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
2005
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002006#define HW_INTERRUT_ASSERT_SET_0 \
2007 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
2008 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
2009 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002010 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002011#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002012 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
2013 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
2014 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002015 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
2016 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
2017 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002018#define HW_INTERRUT_ASSERT_SET_1 \
2019 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
2020 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
2021 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
2022 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
2023 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2024 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2025 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2026 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2027 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2028 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2029 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002030#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002031 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002032 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002033 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002034 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002035 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002036 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002037 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
Eilon Greensteinab6ad5a2009-08-12 08:24:29 +00002038 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002039 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2040 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002041 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002042 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2043 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002044 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2045 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002046#define HW_INTERRUT_ASSERT_SET_2 \
2047 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2048 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2049 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2050 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2051 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002052#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002053 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2054 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2055 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2056 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
Vladislav Zolotarovc9ee9202011-06-14 01:33:51 +00002057 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002058 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2059 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2060
Vladislav Zolotarov72fd0712010-04-19 01:13:12 +00002061#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2062 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2063 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
2064 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002065
Vladislav Zolotarov8736c822011-07-21 07:58:36 +00002066#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2067 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2068
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002069#define MULTI_MASK 0x7f
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002070
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002071
2072#define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func)
2073#define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func)
2074#define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func)
2075#define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func)
2076
2077#define DEF_USB_IGU_INDEX_OFF \
2078 offsetof(struct cstorm_def_status_block_u, igu_index)
2079#define DEF_CSB_IGU_INDEX_OFF \
2080 offsetof(struct cstorm_def_status_block_c, igu_index)
2081#define DEF_XSB_IGU_INDEX_OFF \
2082 offsetof(struct xstorm_def_status_block, igu_index)
2083#define DEF_TSB_IGU_INDEX_OFF \
2084 offsetof(struct tstorm_def_status_block, igu_index)
2085
2086#define DEF_USB_SEGMENT_OFF \
2087 offsetof(struct cstorm_def_status_block_u, segment)
2088#define DEF_CSB_SEGMENT_OFF \
2089 offsetof(struct cstorm_def_status_block_c, segment)
2090#define DEF_XSB_SEGMENT_OFF \
2091 offsetof(struct xstorm_def_status_block, segment)
2092#define DEF_TSB_SEGMENT_OFF \
2093 offsetof(struct tstorm_def_status_block, segment)
2094
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002095#define BNX2X_SP_DSB_INDEX \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002096 (&bp->def_status_blk->sp_sb.\
2097 index_values[HC_SP_INDEX_ETH_DEF_CONS])
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002098
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002099#define SET_FLAG(value, mask, flag) \
2100 do {\
2101 (value) &= ~(mask);\
2102 (value) |= ((flag) << (mask##_SHIFT));\
2103 } while (0)
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002104
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002105#define GET_FLAG(value, mask) \
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002106 (((value) & (mask)) >> (mask##_SHIFT))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002107
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002108#define GET_FIELD(value, fname) \
2109 (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2110
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002111#define CAM_IS_INVALID(x) \
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002112 (GET_FLAG(x.flags, \
2113 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2114 (T_ETH_MAC_COMMAND_INVALIDATE))
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002115
Eilon Greenstein34f80b02008-06-23 20:33:01 -07002116/* Number of u32 elements in MC hash array */
2117#define MC_HASH_SIZE 8
2118#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
2119 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2120
2121
2122#ifndef PXP2_REG_PXP2_INT_STS
2123#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
2124#endif
2125
Dmitry Kravkovf2e08992010-10-06 03:28:26 +00002126#ifndef ETH_MAX_RX_CLIENTS_E2
2127#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
2128#endif
Dmitry Kravkovf85582f2010-10-06 03:34:21 +00002129
Vladislav Zolotarov34f24c72010-04-19 01:13:23 +00002130#define BNX2X_VPD_LEN 128
2131#define VENDOR_ID_LEN 4
2132
Dmitry Kravkov523224a2010-10-06 03:23:26 +00002133/* Congestion management fairness mode */
2134#define CMNG_FNS_NONE 0
2135#define CMNG_FNS_MINMAX 1
2136
2137#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
2138#define HC_SEG_ACCESS_ATTN 4
2139#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
2140
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002141static const u32 dmae_reg_go_c[] = {
2142 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2143 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2144 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2145 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2146};
Dmitry Kravkovb0efbb92010-07-27 12:33:43 +00002147
Vlad Zolotarov619c5cb2011-06-14 14:33:44 +03002148void bnx2x_set_ethtool_ops(struct net_device *netdev);
Yaniv Rosner3deb8162011-06-14 01:34:33 +00002149void bnx2x_notify_link_changed(struct bnx2x *bp);
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002150
2151
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002152#define BNX2X_MF_SD_PROTOCOL(bp) \
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002153 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2154
2155#ifdef BCM_CNIC
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002156#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2157 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002158
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002159#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2160 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2161
2162#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2163#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2164
Barak Witkowskia3348722012-04-23 03:04:46 +00002165#define BNX2X_MF_EXT_PROTOCOL_FCOE(bp) ((bp)->mf_ext_config & \
2166 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2167
2168#define IS_MF_FCOE_AFEX(bp) (IS_MF_AFEX(bp) && BNX2X_MF_EXT_PROTOCOL_FCOE(bp))
Dmitry Kravkov9e62e912012-03-18 10:33:43 +00002169#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \
2170 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
2171 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
Barak Witkowskia3348722012-04-23 03:04:46 +00002172#else
2173#define IS_MF_FCOE_AFEX(bp) false
Dmitry Kravkov614c76d2011-11-28 12:31:49 +00002174#endif
2175
Barak Witkowskia3348722012-04-23 03:04:46 +00002176
Eliezer Tamira2fbb9e2007-11-15 20:09:02 +02002177#endif /* bnx2x.h */