1 /* bnx2x.h: QLogic Everest network driver.
2 *
3 * Copyright (c) 2007-2013 Broadcom Corporation
4 * Copyright (c) 2014 QLogic Corporation
5 * All rights reserved
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation.
10 *
11 * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
12 * Written by: Eliezer Tamir
13 * Based on code from Michael Chan's bnx2 driver
14 */
15
16 #ifndef BNX2X_H
17 #define BNX2X_H
18
19 #include <linux/pci.h>
20 #include <linux/netdevice.h>
21 #include <linux/dma-mapping.h>
22 #include <linux/types.h>
23 #include <linux/pci_regs.h>
24
25 #include <linux/ptp_clock_kernel.h>
26 #include <linux/net_tstamp.h>
27 #include <linux/timecounter.h>
28
29 /* compilation time flags */
30
31 /* define this to make the driver freeze on error to allow getting debug info
32 * (you will need to reboot afterwards) */
33 /* #define BNX2X_STOP_ON_ERROR */
34
35 /* FIXME: Delete the DRV_MODULE_VERSION below, but please be warned
36 * that it is not an easy task because such change has all chances
37 * to break this driver due to amount of abuse of in-kernel interfaces
38 * between modules and FW.
39 *
40 * DO NOT UPDATE DRV_MODULE_VERSION below.
41 */
42 #define DRV_MODULE_VERSION "1.713.36-0"
43 #define BNX2X_BC_VER 0x040200
44
45 #if defined(CONFIG_DCB)
46 #define BCM_DCBNL
47 #endif
48
49 #include "bnx2x_hsi.h"
50
51 #include "../cnic_if.h"
52
53 #define BNX2X_MIN_MSIX_VEC_CNT(bp) ((bp)->min_msix_vec_cnt)
54
55 #include <linux/mdio.h>
56
57 #include "bnx2x_reg.h"
58 #include "bnx2x_fw_defs.h"
59 #include "bnx2x_mfw_req.h"
60 #include "bnx2x_link.h"
61 #include "bnx2x_sp.h"
62 #include "bnx2x_dcb.h"
63 #include "bnx2x_stats.h"
64 #include "bnx2x_vfpf.h"
65
66 enum bnx2x_int_mode {
67 BNX2X_INT_MODE_MSIX,
68 BNX2X_INT_MODE_INTX,
69 BNX2X_INT_MODE_MSI
70 };
71
72 /* error/debug prints */
73
74 #define DRV_MODULE_NAME "bnx2x"
75
76 /* for messages that are currently off */
77 #define BNX2X_MSG_OFF 0x0
78 #define BNX2X_MSG_MCP 0x0010000 /* was: NETIF_MSG_HW */
79 #define BNX2X_MSG_STATS 0x0020000 /* was: NETIF_MSG_TIMER */
80 #define BNX2X_MSG_NVM 0x0040000 /* was: NETIF_MSG_HW */
81 #define BNX2X_MSG_DMAE 0x0080000 /* was: NETIF_MSG_HW */
82 #define BNX2X_MSG_SP 0x0100000 /* was: NETIF_MSG_INTR */
83 #define BNX2X_MSG_FP 0x0200000 /* was: NETIF_MSG_INTR */
84 #define BNX2X_MSG_IOV 0x0800000
85 #define BNX2X_MSG_PTP 0x1000000
86 #define BNX2X_MSG_IDLE 0x2000000 /* used for idle check*/
87 #define BNX2X_MSG_ETHTOOL 0x4000000
88 #define BNX2X_MSG_DCB 0x8000000
89
90 /* regular debug print */
91 #define DP_INNER(fmt, ...) \
92 pr_notice("[%s:%d(%s)]" fmt, \
93 __func__, __LINE__, \
94 bp->dev ? (bp->dev->name) : "?", \
95 ##__VA_ARGS__);
96
97 #define DP(__mask, fmt, ...) \
98 do { \
99 if (unlikely(bp->msg_enable & (__mask))) \
100 DP_INNER(fmt, ##__VA_ARGS__); \
101 } while (0)
102
103 #define DP_AND(__mask, fmt, ...) \
104 do { \
105 if (unlikely((bp->msg_enable & (__mask)) == __mask)) \
106 DP_INNER(fmt, ##__VA_ARGS__); \
107 } while (0)
108
109 #define DP_CONT(__mask, fmt, ...) \
110 do { \
111 if (unlikely(bp->msg_enable & (__mask))) \
112 pr_cont(fmt, ##__VA_ARGS__); \
113 } while (0)
114
115 /* errors debug print */
116 #define BNX2X_DBG_ERR(fmt, ...) \
117 do { \
118 if (unlikely(netif_msg_probe(bp))) \
119 pr_err("[%s:%d(%s)]" fmt, \
120 __func__, __LINE__, \
121 bp->dev ? (bp->dev->name) : "?", \
122 ##__VA_ARGS__); \
123 } while (0)
124
125 /* for errors (never masked) */
126 #define BNX2X_ERR(fmt, ...) \
127 do { \
128 pr_err("[%s:%d(%s)]" fmt, \
129 __func__, __LINE__, \
130 bp->dev ? (bp->dev->name) : "?", \
131 ##__VA_ARGS__); \
132 } while (0)
133
134 #define BNX2X_ERROR(fmt, ...) \
135 pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__)
136
137 /* before we have a dev->name use dev_info() */
138 #define BNX2X_DEV_INFO(fmt, ...) \
139 do { \
140 if (unlikely(netif_msg_probe(bp))) \
141 dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__); \
142 } while (0)
143
144 /* Error handling */
145 void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int);
146 #ifdef BNX2X_STOP_ON_ERROR
147 #define bnx2x_panic() \
148 do { \
149 bp->panic = 1; \
150 BNX2X_ERR("driver assert\n"); \
151 bnx2x_panic_dump(bp, true); \
152 } while (0)
153 #else
154 #define bnx2x_panic() \
155 do { \
156 bp->panic = 1; \
157 BNX2X_ERR("driver assert\n"); \
158 bnx2x_panic_dump(bp, false); \
159 } while (0)
160 #endif
161
162 #define bnx2x_mc_addr(ha) ((ha)->addr)
163 #define bnx2x_uc_addr(ha) ((ha)->addr)
164
165 #define U64_LO(x) ((u32)(((u64)(x)) & 0xffffffff))
166 #define U64_HI(x) ((u32)(((u64)(x)) >> 32))
167 #define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
168
169 #define REG_ADDR(bp, offset) ((bp->regview) + (offset))
170
171 #define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
172 #define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
173 #define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset))
174
175 #define REG_WR_RELAXED(bp, offset, val) \
176 writel_relaxed((u32)val, REG_ADDR(bp, offset))
177
178 #define REG_WR16_RELAXED(bp, offset, val) \
179 writew_relaxed((u16)val, REG_ADDR(bp, offset))
180
181 #define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
182 #define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
183 #define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
184
185 #define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
186 #define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
187
188 #define REG_RD_DMAE(bp, offset, valp, len32) \
189 do { \
190 bnx2x_read_dmae(bp, offset, len32);\
191 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
192 } while (0)
193
194 #define REG_WR_DMAE(bp, offset, valp, len32) \
195 do { \
196 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
197 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
198 offset, len32); \
199 } while (0)
200
201 #define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
202 REG_WR_DMAE(bp, offset, valp, len32)
203
204 #define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
205 do { \
206 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
207 bnx2x_write_big_buf_wb(bp, addr, len32); \
208 } while (0)
209
210 #define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
211 offsetof(struct shmem_region, field))
212 #define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
213 #define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
214
215 #define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
216 offsetof(struct shmem2_region, field))
217 #define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
218 #define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
219 #define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \
220 offsetof(struct mf_cfg, field))
221 #define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \
222 offsetof(struct mf2_cfg, field))
223
224 #define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field))
225 #define MF_CFG_WR(bp, field, val) REG_WR(bp,\
226 MF_CFG_ADDR(bp, field), (val))
227 #define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field))
228
229 #define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \
230 (SHMEM2_RD((bp), size) > \
231 offsetof(struct shmem2_region, field)))
232
233 #define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
234 #define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
235
236 /* SP SB indices */
237
238 /* General SP events - stats query, cfc delete, etc */
239 #define HC_SP_INDEX_ETH_DEF_CONS 3
240
241 /* EQ completions */
242 #define HC_SP_INDEX_EQ_CONS 7
243
244 /* FCoE L2 connection completions */
245 #define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6
246 #define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4
247 /* iSCSI L2 */
248 #define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5
249 #define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1
250
251 /* Special clients parameters */
252
253 /* SB indices */
254 /* FCoE L2 */
255 #define BNX2X_FCOE_L2_RX_INDEX \
256 (&bp->def_status_blk->sp_sb.\
257 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
258
259 #define BNX2X_FCOE_L2_TX_INDEX \
260 (&bp->def_status_blk->sp_sb.\
261 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
262
263 /**
264 * CIDs and CLIDs:
265 * CLIDs below is a CLID for func 0, then the CLID for other
266 * functions will be calculated by the formula:
267 *
268 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
269 *
270 */
271 enum {
272 BNX2X_ISCSI_ETH_CL_ID_IDX,
273 BNX2X_FCOE_ETH_CL_ID_IDX,
274 BNX2X_MAX_CNIC_ETH_CL_ID_IDX,
275 };
276
277 /* use a value high enough to be above all the PFs, which has least significant
278 * nibble as 8, so when cnic needs to come up with a CID for UIO to use to
279 * calculate doorbell address according to old doorbell configuration scheme
280 * (db_msg_sz 1 << 7 * cid + 0x40 DPM offset) it can come up with a valid number
281 * We must avoid coming up with cid 8 for iscsi since according to this method
282 * the designated UIO cid will come out 0 and it has a special handling for that
283 * case which doesn't suit us. Therefore will will cieling to closes cid which
284 * has least signigifcant nibble 8 and if it is 8 we will move forward to 0x18.
285 */
286
287 #define BNX2X_1st_NON_L2_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * \
288 (bp)->max_cos)
289 /* amount of cids traversed by UIO's DPM addition to doorbell */
290 #define UIO_DPM 8
291 /* roundup to DPM offset */
292 #define UIO_ROUNDUP(bp) (roundup(BNX2X_1st_NON_L2_ETH_CID(bp), \
293 UIO_DPM))
294 /* offset to nearest value which has lsb nibble matching DPM */
295 #define UIO_CID_OFFSET(bp) ((UIO_ROUNDUP(bp) + UIO_DPM) % \
296 (UIO_DPM * 2))
297 /* add offset to rounded-up cid to get a value which could be used with UIO */
298 #define UIO_DPM_ALIGN(bp) (UIO_ROUNDUP(bp) + UIO_CID_OFFSET(bp))
299 /* but wait - avoid UIO special case for cid 0 */
300 #define UIO_DPM_CID0_OFFSET(bp) ((UIO_DPM * 2) * \
301 (UIO_DPM_ALIGN(bp) == UIO_DPM))
302 /* Properly DPM aligned CID dajusted to cid 0 secal case */
303 #define BNX2X_CNIC_START_ETH_CID(bp) (UIO_DPM_ALIGN(bp) + \
304 (UIO_DPM_CID0_OFFSET(bp)))
305 /* how many cids were wasted - need this value for cid allocation */
306 #define UIO_CID_PAD(bp) (BNX2X_CNIC_START_ETH_CID(bp) - \
307 BNX2X_1st_NON_L2_ETH_CID(bp))
308 /* iSCSI L2 */
309 #define BNX2X_ISCSI_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp))
310 /* FCoE L2 */
311 #define BNX2X_FCOE_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp) + 1)
312
313 #define CNIC_SUPPORT(bp) ((bp)->cnic_support)
314 #define CNIC_ENABLED(bp) ((bp)->cnic_enabled)
315 #define CNIC_LOADED(bp) ((bp)->cnic_loaded)
316 #define FCOE_INIT(bp) ((bp)->fcoe_init)
317
318 #define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
319 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
320
321 #define SM_RX_ID 0
322 #define SM_TX_ID 1
323
324 /* defines for multiple tx priority indices */
325 #define FIRST_TX_ONLY_COS_INDEX 1
326 #define FIRST_TX_COS_INDEX 0
327
328 /* rules for calculating the cids of tx-only connections */
329 #define CID_TO_FP(cid, bp) ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp))
330 #define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \
331 (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
332
333 /* fp index inside class of service range */
334 #define FP_COS_TO_TXQ(fp, cos, bp) \
335 ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
336
337 /* Indexes for transmission queues array:
338 * txdata for RSS i CoS j is at location i + (j * num of RSS)
339 * txdata for FCoE (if exist) is at location max cos * num of RSS
340 * txdata for FWD (if exist) is one location after FCoE
341 * txdata for OOO (if exist) is one location after FWD
342 */
343 enum {
344 FCOE_TXQ_IDX_OFFSET,
345 FWD_TXQ_IDX_OFFSET,
346 OOO_TXQ_IDX_OFFSET,
347 };
348 #define MAX_ETH_TXQ_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos)
349 #define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET)
350
351 /* fast path */
352 /*
353 * This driver uses new build_skb() API :
354 * RX ring buffer contains pointer to kmalloc() data only,
355 * skb are built only after Hardware filled the frame.
356 */
357 struct sw_rx_bd {
358 u8 *data;
359 DEFINE_DMA_UNMAP_ADDR(mapping);
360 };
361
362 struct sw_tx_bd {
363 struct sk_buff *skb;
364 u16 first_bd;
365 u8 flags;
366 /* Set on the first BD descriptor when there is a split BD */
367 #define BNX2X_TSO_SPLIT_BD (1<<0)
368 #define BNX2X_HAS_SECOND_PBD (1<<1)
369 };
370
371 struct sw_rx_page {
372 struct page *page;
373 DEFINE_DMA_UNMAP_ADDR(mapping);
374 unsigned int offset;
375 };
376
377 union db_prod {
378 struct doorbell_set_prod data;
379 u32 raw;
380 };
381
382 /* dropless fc FW/HW related params */
383 #define BRB_SIZE(bp) (CHIP_IS_E3(bp) ? 1024 : 512)
384 #define MAX_AGG_QS(bp) (CHIP_IS_E1(bp) ? \
385 ETH_MAX_AGGREGATION_QUEUES_E1 :\
386 ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
387 #define FW_DROP_LEVEL(bp) (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
388 #define FW_PREFETCH_CNT 16
389 #define DROPLESS_FC_HEADROOM 100
390
391 /* MC hsi */
392 #define BCM_PAGE_SHIFT 12
393 #define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
394 #define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
395 #define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
396
397 #define PAGES_PER_SGE_SHIFT 0
398 #define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
399 #define SGE_PAGE_SHIFT 12
400 #define SGE_PAGE_SIZE (1 << SGE_PAGE_SHIFT)
401 #define SGE_PAGE_MASK (~(SGE_PAGE_SIZE - 1))
402 #define SGE_PAGE_ALIGN(addr) (((addr) + SGE_PAGE_SIZE - 1) & SGE_PAGE_MASK)
403 #define SGE_PAGES (SGE_PAGE_SIZE * PAGES_PER_SGE)
404 #define TPA_AGG_SIZE min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * \
405 SGE_PAGES), 0xffff)
406
407 /* SGE ring related macros */
408 #define NUM_RX_SGE_PAGES 2
409 #define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
410 #define NEXT_PAGE_SGE_DESC_CNT 2
411 #define MAX_RX_SGE_CNT (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
412 /* RX_SGE_CNT is promised to be a power of 2 */
413 #define RX_SGE_MASK (RX_SGE_CNT - 1)
414 #define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
415 #define MAX_RX_SGE (NUM_RX_SGE - 1)
416 #define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
417 (MAX_RX_SGE_CNT - 1)) ? \
418 (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
419 (x) + 1)
420 #define RX_SGE(x) ((x) & MAX_RX_SGE)
421
422 /*
423 * Number of required SGEs is the sum of two:
424 * 1. Number of possible opened aggregations (next packet for
425 * these aggregations will probably consume SGE immediately)
426 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
427 * after placement on BD for new TPA aggregation)
428 *
429 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
430 */
431 #define NUM_SGE_REQ (MAX_AGG_QS(bp) + \
432 (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
433 #define NUM_SGE_PG_REQ ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
434 MAX_RX_SGE_CNT)
435 #define SGE_TH_LO(bp) (NUM_SGE_REQ + \
436 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
437 #define SGE_TH_HI(bp) (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
438
439 /* Manipulate a bit vector defined as an array of u64 */
440
441 /* Number of bits in one sge_mask array element */
442 #define BIT_VEC64_ELEM_SZ 64
443 #define BIT_VEC64_ELEM_SHIFT 6
444 #define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1)
445
446 #define __BIT_VEC64_SET_BIT(el, bit) \
447 do { \
448 el = ((el) | ((u64)0x1 << (bit))); \
449 } while (0)
450
451 #define __BIT_VEC64_CLEAR_BIT(el, bit) \
452 do { \
453 el = ((el) & (~((u64)0x1 << (bit)))); \
454 } while (0)
455
456 #define BIT_VEC64_SET_BIT(vec64, idx) \
457 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
458 (idx) & BIT_VEC64_ELEM_MASK)
459
460 #define BIT_VEC64_CLEAR_BIT(vec64, idx) \
461 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
462 (idx) & BIT_VEC64_ELEM_MASK)
463
464 #define BIT_VEC64_TEST_BIT(vec64, idx) \
465 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
466 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
467
468 /* Creates a bitmask of all ones in less significant bits.
469 idx - index of the most significant bit in the created mask */
470 #define BIT_VEC64_ONES_MASK(idx) \
471 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
472 #define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
473
474 /*******************************************************/
475
476 /* Number of u64 elements in SGE mask array */
477 #define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
478 #define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
479 #define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
480
481 union host_hc_status_block {
482 /* pointer to fp status block e1x */
483 struct host_hc_status_block_e1x *e1x_sb;
484 /* pointer to fp status block e2 */
485 struct host_hc_status_block_e2 *e2_sb;
486 };
487
488 struct bnx2x_agg_info {
489 /*
490 * First aggregation buffer is a data buffer, the following - are pages.
491 * We will preallocate the data buffer for each aggregation when
492 * we open the interface and will replace the BD at the consumer
493 * with this one when we receive the TPA_START CQE in order to
494 * keep the Rx BD ring consistent.
495 */
496 struct sw_rx_bd first_buf;
497 u8 tpa_state;
498 #define BNX2X_TPA_START 1
499 #define BNX2X_TPA_STOP 2
500 #define BNX2X_TPA_ERROR 3
501 u8 placement_offset;
502 u16 parsing_flags;
503 u16 vlan_tag;
504 u16 len_on_bd;
505 u32 rxhash;
506 enum pkt_hash_types rxhash_type;
507 u16 gro_size;
508 u16 full_page;
509 };
510
511 #define Q_STATS_OFFSET32(stat_name) \
512 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
513
514 struct bnx2x_fp_txdata {
515
516 struct sw_tx_bd *tx_buf_ring;
517
518 union eth_tx_bd_types *tx_desc_ring;
519 dma_addr_t tx_desc_mapping;
520
521 u32 cid;
522
523 union db_prod tx_db;
524
525 u16 tx_pkt_prod;
526 u16 tx_pkt_cons;
527 u16 tx_bd_prod;
528 u16 tx_bd_cons;
529
530 unsigned long tx_pkt;
531
532 __le16 *tx_cons_sb;
533
534 int txq_index;
535 struct bnx2x_fastpath *parent_fp;
536 int tx_ring_size;
537 };
538
539 enum bnx2x_tpa_mode_t {
540 TPA_MODE_DISABLED,
541 TPA_MODE_LRO,
542 TPA_MODE_GRO
543 };
544
545 struct bnx2x_alloc_pool {
546 struct page *page;
547 unsigned int offset;
548 };
549
550 struct bnx2x_fastpath {
551 struct bnx2x *bp; /* parent */
552
553 struct napi_struct napi;
554
555 union host_hc_status_block status_blk;
556 /* chip independent shortcuts into sb structure */
557 __le16 *sb_index_values;
558 __le16 *sb_running_index;
559 /* chip independent shortcut into rx_prods_offset memory */
560 u32 ustorm_rx_prods_offset;
561
562 u32 rx_buf_size;
563 u32 rx_frag_size; /* 0 if kmalloced(), or rx_buf_size + NET_SKB_PAD */
564 dma_addr_t status_blk_mapping;
565
566 enum bnx2x_tpa_mode_t mode;
567
568 u8 max_cos; /* actual number of active tx coses */
569 struct bnx2x_fp_txdata *txdata_ptr[BNX2X_MULTI_TX_COS];
570
571 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
572 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
573
574 struct eth_rx_bd *rx_desc_ring;
575 dma_addr_t rx_desc_mapping;
576
577 union eth_rx_cqe *rx_comp_ring;
578 dma_addr_t rx_comp_mapping;
579
580 /* SGE ring */
581 struct eth_rx_sge *rx_sge_ring;
582 dma_addr_t rx_sge_mapping;
583
584 u64 sge_mask[RX_SGE_MASK_LEN];
585
586 u32 cid;
587
588 __le16 fp_hc_idx;
589
590 u8 index; /* number in fp array */
591 u8 rx_queue; /* index for skb_record */
592 u8 cl_id; /* eth client id */
593 u8 cl_qzone_id;
594 u8 fw_sb_id; /* status block number in FW */
595 u8 igu_sb_id; /* status block number in HW */
596
597 u16 rx_bd_prod;
598 u16 rx_bd_cons;
599 u16 rx_comp_prod;
600 u16 rx_comp_cons;
601 u16 rx_sge_prod;
602 /* The last maximal completed SGE */
603 u16 last_max_sge;
604 __le16 *rx_cons_sb;
605
606 /* TPA related */
607 struct bnx2x_agg_info *tpa_info;
608 #ifdef BNX2X_STOP_ON_ERROR
609 u64 tpa_queue_used;
610 #endif
611 /* The size is calculated using the following:
612 sizeof name field from netdev structure +
613 4 ('-Xx-' string) +
614 4 (for the digits and to make it DWORD aligned) */
615 #define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
616 char name[FP_NAME_SIZE];
617
618 struct bnx2x_alloc_pool page_pool;
619 };
620
621 #define bnx2x_fp(bp, nr, var) ((bp)->fp[(nr)].var)
622 #define bnx2x_sp_obj(bp, fp) ((bp)->sp_objs[(fp)->index])
623 #define bnx2x_fp_stats(bp, fp) (&((bp)->fp_stats[(fp)->index]))
624 #define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats))
625
626 /* Use 2500 as a mini-jumbo MTU for FCoE */
627 #define BNX2X_FCOE_MINI_JUMBO_MTU 2500
628
629 #define FCOE_IDX_OFFSET 0
630
631 #define FCOE_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \
632 FCOE_IDX_OFFSET)
633 #define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX(bp)])
634 #define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
635 #define bnx2x_fcoe_inner_sp_obj(bp) (&bp->sp_objs[FCOE_IDX(bp)])
636 #define bnx2x_fcoe_sp_obj(bp, var) (bnx2x_fcoe_inner_sp_obj(bp)->var)
637 #define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \
638 txdata_ptr[FIRST_TX_COS_INDEX] \
639 ->var)
640
641 #define IS_ETH_FP(fp) ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp))
642 #define IS_FCOE_FP(fp) ((fp)->index == FCOE_IDX((fp)->bp))
643 #define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp))
644
645 /* MC hsi */
646 #define MAX_FETCH_BD 13 /* HW max BDs per packet */
647 #define RX_COPY_THRESH 92
648
649 #define NUM_TX_RINGS 16
650 #define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
651 #define NEXT_PAGE_TX_DESC_CNT 1
652 #define MAX_TX_DESC_CNT (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
653 #define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
654 #define MAX_TX_BD (NUM_TX_BD - 1)
655 #define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
656 #define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
657 (MAX_TX_DESC_CNT - 1)) ? \
658 (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
659 (x) + 1)
660 #define TX_BD(x) ((x) & MAX_TX_BD)
661 #define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
662
663 /* number of NEXT_PAGE descriptors may be required during placement */
664 #define NEXT_CNT_PER_TX_PKT(bds) \
665 (((bds) + MAX_TX_DESC_CNT - 1) / \
666 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT)
667 /* max BDs per tx packet w/o next_pages:
668 * START_BD - describes packed
669 * START_BD(splitted) - includes unpaged data segment for GSO
670 * PARSING_BD - for TSO and CSUM data
671 * PARSING_BD2 - for encapsulation data
672 * Frag BDs - describes pages for frags
673 */
674 #define BDS_PER_TX_PKT 4
675 #define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT)
676 /* max BDs per tx packet including next pages */
677 #define MAX_DESC_PER_TX_PKT (MAX_BDS_PER_TX_PKT + \
678 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))
679
680 /* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
681 #define NUM_RX_RINGS 8
682 #define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
683 #define NEXT_PAGE_RX_DESC_CNT 2
684 #define MAX_RX_DESC_CNT (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
685 #define RX_DESC_MASK (RX_DESC_CNT - 1)
686 #define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
687 #define MAX_RX_BD (NUM_RX_BD - 1)
688 #define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
689
690 /* dropless fc calculations for BDs
691 *
692 * Number of BDs should as number of buffers in BRB:
693 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
694 * "next" elements on each page
695 */
696 #define NUM_BD_REQ BRB_SIZE(bp)
697 #define NUM_BD_PG_REQ ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
698 MAX_RX_DESC_CNT)
699 #define BD_TH_LO(bp) (NUM_BD_REQ + \
700 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
701 FW_DROP_LEVEL(bp))
702 #define BD_TH_HI(bp) (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
703
704 #define MIN_RX_AVAIL ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
705
706 #define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \
707 ETH_MIN_RX_CQES_WITH_TPA_E1 : \
708 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
709 #define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA
710 #define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
711 #define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
712 MIN_RX_AVAIL))
713
714 #define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
715 (MAX_RX_DESC_CNT - 1)) ? \
716 (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
717 (x) + 1)
718 #define RX_BD(x) ((x) & MAX_RX_BD)
719
720 /*
721 * As long as CQE is X times bigger than BD entry we have to allocate X times
722 * more pages for CQ ring in order to keep it balanced with BD ring
723 */
724 #define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
725 #define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL)
726 #define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
727 #define NEXT_PAGE_RCQ_DESC_CNT 1
728 #define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
729 #define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
730 #define MAX_RCQ_BD (NUM_RCQ_BD - 1)
731 #define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
732 #define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
733 (MAX_RCQ_DESC_CNT - 1)) ? \
734 (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
735 (x) + 1)
736 #define RCQ_BD(x) ((x) & MAX_RCQ_BD)
737
738 /* dropless fc calculations for RCQs
739 *
740 * Number of RCQs should be as number of buffers in BRB:
741 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
742 * "next" elements on each page
743 */
744 #define NUM_RCQ_REQ BRB_SIZE(bp)
745 #define NUM_RCQ_PG_REQ ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
746 MAX_RCQ_DESC_CNT)
747 #define RCQ_TH_LO(bp) (NUM_RCQ_REQ + \
748 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
749 FW_DROP_LEVEL(bp))
750 #define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
751
752 /* This is needed for determining of last_max */
753 #define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
754 #define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b))
755
756 #define BNX2X_SWCID_SHIFT 17
757 #define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1)
758
759 /* used on a CID received from the HW */
760 #define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK)
761 #define CQE_CMD(x) (le32_to_cpu(x) >> \
762 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
763
764 #define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
765 le32_to_cpu((bd)->addr_lo))
766 #define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
767
768 #define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
769 #define BNX2X_DB_SHIFT 3 /* 8 bytes*/
770 #if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
771 #error "Min DB doorbell stride is 8"
772 #endif
773 #define DOORBELL_RELAXED(bp, cid, val) \
774 writel_relaxed((u32)(val), (bp)->doorbells + ((bp)->db_size * (cid)))
775
776 /* TX CSUM helpers */
777 #define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
778 skb->csum_offset)
779 #define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
780 skb->csum_offset))
781
782 #define pbd_tcp_flags(tcp_hdr) (ntohl(tcp_flag_word(tcp_hdr))>>16 & 0xff)
783
784 #define XMIT_PLAIN 0
785 #define XMIT_CSUM_V4 (1 << 0)
786 #define XMIT_CSUM_V6 (1 << 1)
787 #define XMIT_CSUM_TCP (1 << 2)
788 #define XMIT_GSO_V4 (1 << 3)
789 #define XMIT_GSO_V6 (1 << 4)
790 #define XMIT_CSUM_ENC_V4 (1 << 5)
791 #define XMIT_CSUM_ENC_V6 (1 << 6)
792 #define XMIT_GSO_ENC_V4 (1 << 7)
793 #define XMIT_GSO_ENC_V6 (1 << 8)
794
795 #define XMIT_CSUM_ENC (XMIT_CSUM_ENC_V4 | XMIT_CSUM_ENC_V6)
796 #define XMIT_GSO_ENC (XMIT_GSO_ENC_V4 | XMIT_GSO_ENC_V6)
797
798 #define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6 | XMIT_CSUM_ENC)
799 #define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6 | XMIT_GSO_ENC)
800
801 /* stuff added to make the code fit 80Col */
802 #define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
803 #define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
804 #define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
805 #define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
806 #define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
807
808 #define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
809
810 #define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
811 (((le16_to_cpu(flags) & \
812 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
813 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
814 == PRS_FLAG_OVERETH_IPV4)
815 #define BNX2X_RX_SUM_FIX(cqe) \
816 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
817
818 #define FP_USB_FUNC_OFF \
819 offsetof(struct cstorm_status_block_u, func)
820 #define FP_CSB_FUNC_OFF \
821 offsetof(struct cstorm_status_block_c, func)
822
823 #define HC_INDEX_ETH_RX_CQ_CONS 1
824
825 #define HC_INDEX_OOO_TX_CQ_CONS 4
826
827 #define HC_INDEX_ETH_TX_CQ_CONS_COS0 5
828
829 #define HC_INDEX_ETH_TX_CQ_CONS_COS1 6
830
831 #define HC_INDEX_ETH_TX_CQ_CONS_COS2 7
832
833 #define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0
834
835 #define BNX2X_RX_SB_INDEX \
836 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
837
838 #define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
839
840 #define BNX2X_TX_SB_INDEX_COS0 \
841 (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
842
843 /* end of fast path */
844
845 /* common */
846
847 struct bnx2x_common {
848
849 u32 chip_id;
850 /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
851 #define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
852
853 #define CHIP_NUM(bp) (bp->common.chip_id >> 16)
854 #define CHIP_NUM_57710 0x164e
855 #define CHIP_NUM_57711 0x164f
856 #define CHIP_NUM_57711E 0x1650
857 #define CHIP_NUM_57712 0x1662
858 #define CHIP_NUM_57712_MF 0x1663
859 #define CHIP_NUM_57712_VF 0x166f
860 #define CHIP_NUM_57713 0x1651
861 #define CHIP_NUM_57713E 0x1652
862 #define CHIP_NUM_57800 0x168a
863 #define CHIP_NUM_57800_MF 0x16a5
864 #define CHIP_NUM_57800_VF 0x16a9
865 #define CHIP_NUM_57810 0x168e
866 #define CHIP_NUM_57810_MF 0x16ae
867 #define CHIP_NUM_57810_VF 0x16af
868 #define CHIP_NUM_57811 0x163d
869 #define CHIP_NUM_57811_MF 0x163e
870 #define CHIP_NUM_57811_VF 0x163f
871 #define CHIP_NUM_57840_OBSOLETE 0x168d
872 #define CHIP_NUM_57840_MF_OBSOLETE 0x16ab
873 #define CHIP_NUM_57840_4_10 0x16a1
874 #define CHIP_NUM_57840_2_20 0x16a2
875 #define CHIP_NUM_57840_MF 0x16a4
876 #define CHIP_NUM_57840_VF 0x16ad
877 #define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
878 #define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
879 #define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
880 #define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
881 #define CHIP_IS_57712_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_VF)
882 #define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
883 #define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800)
884 #define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
885 #define CHIP_IS_57800_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_VF)
886 #define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810)
887 #define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
888 #define CHIP_IS_57810_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_VF)
889 #define CHIP_IS_57811(bp) (CHIP_NUM(bp) == CHIP_NUM_57811)
890 #define CHIP_IS_57811_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_MF)
891 #define CHIP_IS_57811_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_VF)
892 #define CHIP_IS_57840(bp) \
893 ((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || \
894 (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || \
895 (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE))
896 #define CHIP_IS_57840_MF(bp) ((CHIP_NUM(bp) == CHIP_NUM_57840_MF) || \
897 (CHIP_NUM(bp) == CHIP_NUM_57840_MF_OBSOLETE))
898 #define CHIP_IS_57840_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57840_VF)
899 #define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
900 CHIP_IS_57711E(bp))
901 #define CHIP_IS_57811xx(bp) (CHIP_IS_57811(bp) || \
902 CHIP_IS_57811_MF(bp) || \
903 CHIP_IS_57811_VF(bp))
904 #define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
905 CHIP_IS_57712_MF(bp) || \
906 CHIP_IS_57712_VF(bp))
907 #define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \
908 CHIP_IS_57800_MF(bp) || \
909 CHIP_IS_57800_VF(bp) || \
910 CHIP_IS_57810(bp) || \
911 CHIP_IS_57810_MF(bp) || \
912 CHIP_IS_57810_VF(bp) || \
913 CHIP_IS_57811xx(bp) || \
914 CHIP_IS_57840(bp) || \
915 CHIP_IS_57840_MF(bp) || \
916 CHIP_IS_57840_VF(bp))
917 #define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
918 #define USES_WARPCORE(bp) (CHIP_IS_E3(bp))
919 #define IS_E1H_OFFSET (!CHIP_IS_E1(bp))
920
921 #define CHIP_REV_SHIFT 12
922 #define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT)
923 #define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK)
924 #define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT)
925 #define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT)
926 /* assume maximum 5 revisions */
927 #define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000)
928 /* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
929 #define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
930 !(CHIP_REV_VAL(bp) & 0x00001000))
931 /* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
932 #define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
933 (CHIP_REV_VAL(bp) & 0x00001000))
934
935 #define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
936 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
937
938 #define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
939 #define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
940 #define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
941 (CHIP_REV_SHIFT + 1)) \
942 << CHIP_REV_SHIFT)
943 #define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \
944 CHIP_REV_SIM(bp) :\
945 CHIP_REV_VAL(bp))
946 #define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \
947 (CHIP_REV(bp) == CHIP_REV_Bx))
948 #define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \
949 (CHIP_REV(bp) == CHIP_REV_Ax))
950 /* This define is used in two main places:
951 * 1. In the early stages of nic_load, to know if to configure Parser / Searcher
952 * to nic-only mode or to offload mode. Offload mode is configured if either the
953 * chip is E1x (where MIC_MODE register is not applicable), or if cnic already
954 * registered for this port (which means that the user wants storage services).
955 * 2. During cnic-related load, to know if offload mode is already configured in
956 * the HW or needs to be configured.
957 * Since the transition from nic-mode to offload-mode in HW causes traffic
958 * corruption, nic-mode is configured only in ports on which storage services
959 * where never requested.
960 */
961 #define CONFIGURE_NIC_MODE(bp) (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp))
962
963 int flash_size;
964 #define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
965 #define BNX2X_NVRAM_TIMEOUT_COUNT 30000
966 #define BNX2X_NVRAM_PAGE_SIZE 256
967
968 u32 shmem_base;
969 u32 shmem2_base;
970 u32 mf_cfg_base;
971 u32 mf2_cfg_base;
972
973 u32 hw_config;
974
975 u32 bc_ver;
976
977 u8 int_block;
978 #define INT_BLOCK_HC 0
979 #define INT_BLOCK_IGU 1
980 #define INT_BLOCK_MODE_NORMAL 0
981 #define INT_BLOCK_MODE_BW_COMP 2
982 #define CHIP_INT_MODE_IS_NBC(bp) \
983 (!CHIP_IS_E1x(bp) && \
984 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
985 #define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
986
987 u8 chip_port_mode;
988 #define CHIP_4_PORT_MODE 0x0
989 #define CHIP_2_PORT_MODE 0x1
990 #define CHIP_PORT_MODE_NONE 0x2
991 #define CHIP_MODE(bp) (bp->common.chip_port_mode)
992 #define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
993
994 u32 boot_mode;
995 };
996
997 /* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
998 #define BNX2X_IGU_STAS_MSG_VF_CNT 64
999 #define BNX2X_IGU_STAS_MSG_PF_CNT 4
1000
1001 #define MAX_IGU_ATTN_ACK_TO 100
1002 /* end of common */
1003
1004 /* port */
1005
1006 struct bnx2x_port {
1007 u32 pmf;
1008
1009 u32 link_config[LINK_CONFIG_SIZE];
1010
1011 u32 supported[LINK_CONFIG_SIZE];
1012
1013 u32 advertising[LINK_CONFIG_SIZE];
1014
1015 u32 phy_addr;
1016
1017 /* used to synchronize phy accesses */
1018 struct mutex phy_mutex;
1019
1020 u32 port_stx;
1021
1022 struct nig_stats old_nig_stats;
1023 };
1024
1025 /* end of port */
1026
1027 #define STATS_OFFSET32(stat_name) \
1028 (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
1029
1030 /* slow path */
1031 #define BNX2X_MAX_NUM_OF_VFS 64
1032 #define BNX2X_VF_CID_WND 4 /* log num of queues per VF. HW config. */
1033 #define BNX2X_CIDS_PER_VF (1 << BNX2X_VF_CID_WND)
1034
1035 /* We need to reserve doorbell addresses for all VF and queue combinations */
1036 #define BNX2X_VF_CIDS (BNX2X_MAX_NUM_OF_VFS * BNX2X_CIDS_PER_VF)
1037
1038 /* The doorbell is configured to have the same number of CIDs for PFs and for
1039 * VFs. For this reason the PF CID zone is as large as the VF zone.
1040 */
1041 #define BNX2X_FIRST_VF_CID BNX2X_VF_CIDS
1042 #define BNX2X_MAX_NUM_VF_QUEUES 64
1043 #define BNX2X_VF_ID_INVALID 0xFF
1044
1045 /* the number of VF CIDS multiplied by the amount of bytes reserved for each
1046 * cid must not exceed the size of the VF doorbell
1047 */
1048 #define BNX2X_VF_BAR_SIZE 512
1049 #if (BNX2X_VF_BAR_SIZE < BNX2X_CIDS_PER_VF * (1 << BNX2X_DB_SHIFT))
1050 #error "VF doorbell bar size is 512"
1051 #endif
1052
1053 /*
1054 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
1055 * control by the number of fast-path status blocks supported by the
1056 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
1057 * status block represents an independent interrupts context that can
1058 * serve a regular L2 networking queue. However special L2 queues such
1059 * as the FCoE queue do not require a FP-SB and other components like
1060 * the CNIC may consume FP-SB reducing the number of possible L2 queues
1061 *
1062 * If the maximum number of FP-SB available is X then:
1063 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
1064 * regular L2 queues is Y=X-1
1065 * b. In MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
1066 * c. If the FCoE L2 queue is supported the actual number of L2 queues
1067 * is Y+1
1068 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
1069 * slow-path interrupts) or Y+2 if CNIC is supported (one additional
1070 * FP interrupt context for the CNIC).
1071 * e. The number of HW context (CID count) is always X or X+1 if FCoE
1072 * L2 queue is supported. The cid for the FCoE L2 queue is always X.
1073 */
1074
1075 /* fast-path interrupt contexts E1x */
1076 #define FP_SB_MAX_E1x 16
1077 /* fast-path interrupt contexts E2 */
1078 #define FP_SB_MAX_E2 HC_SB_MAX_SB_E2
1079
1080 union cdu_context {
1081 struct eth_context eth;
1082 char pad[1024];
1083 };
1084
1085 /* CDU host DB constants */
1086 #define CDU_ILT_PAGE_SZ_HW 2
1087 #define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */
1088 #define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
1089
1090 #define CNIC_ISCSI_CID_MAX 256
1091 #define CNIC_FCOE_CID_MAX 2048
1092 #define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
1093 #define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
1094
1095 #define QM_ILT_PAGE_SZ_HW 0
1096 #define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
1097 #define QM_CID_ROUND 1024
1098
1099 /* TM (timers) host DB constants */
1100 #define TM_ILT_PAGE_SZ_HW 0
1101 #define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
1102 #define TM_CONN_NUM (BNX2X_FIRST_VF_CID + \
1103 BNX2X_VF_CIDS + \
1104 CNIC_ISCSI_CID_MAX)
1105 #define TM_ILT_SZ (8 * TM_CONN_NUM)
1106 #define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1107
1108 /* SRC (Searcher) host DB constants */
1109 #define SRC_ILT_PAGE_SZ_HW 0
1110 #define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
1111 #define SRC_HASH_BITS 10
1112 #define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
1113 #define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
1114 #define SRC_T2_SZ SRC_ILT_SZ
1115 #define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
1116
1117 #define MAX_DMAE_C 8
1118
1119 /* DMA memory not used in fastpath */
1120 struct bnx2x_slowpath {
1121 union {
1122 struct mac_configuration_cmd e1x;
1123 struct eth_classify_rules_ramrod_data e2;
1124 } mac_rdata;
1125
1126 union {
1127 struct eth_classify_rules_ramrod_data e2;
1128 } vlan_rdata;
1129
1130 union {
1131 struct tstorm_eth_mac_filter_config e1x;
1132 struct eth_filter_rules_ramrod_data e2;
1133 } rx_mode_rdata;
1134
1135 union {
1136 struct mac_configuration_cmd e1;
1137 struct eth_multicast_rules_ramrod_data e2;
1138 } mcast_rdata;
1139
1140 struct eth_rss_update_ramrod_data rss_rdata;
1141
1142 /* Queue State related ramrods are always sent under rtnl_lock */
1143 union {
1144 struct client_init_ramrod_data init_data;
1145 struct client_update_ramrod_data update_data;
1146 struct tpa_update_ramrod_data tpa_data;
1147 } q_rdata;
1148
1149 union {
1150 struct function_start_data func_start;
1151 /* pfc configuration for DCBX ramrod */
1152 struct flow_control_configuration pfc_config;
1153 } func_rdata;
1154
1155 /* afex ramrod can not be a part of func_rdata union because these
1156 * events might arrive in parallel to other events from func_rdata.
1157 * Therefore, if they would have been defined in the same union,
1158 * data can get corrupted.
1159 */
1160 union {
1161 struct afex_vif_list_ramrod_data viflist_data;
1162 struct function_update_data func_update;
1163 } func_afex_rdata;
1164
1165 /* used by dmae command executer */
1166 struct dmae_command dmae[MAX_DMAE_C];
1167
1168 u32 stats_comp;
1169 union mac_stats mac_stats;
1170 struct nig_stats nig_stats;
1171 struct host_port_stats port_stats;
1172 struct host_func_stats func_stats;
1173
1174 u32 wb_comp;
1175 u32 wb_data[4];
1176
1177 union drv_info_to_mcp drv_info_to_mcp;
1178 };
1179
1180 #define bnx2x_sp(bp, var) (&bp->slowpath->var)
1181 #define bnx2x_sp_mapping(bp, var) \
1182 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
1183
1184 /* attn group wiring */
1185 #define MAX_DYNAMIC_ATTN_GRPS 8
1186
1187 struct attn_route {
1188 u32 sig[5];
1189 };
1190
1191 struct iro {
1192 u32 base;
1193 u16 m1;
1194 u16 m2;
1195 u16 m3;
1196 u16 size;
1197 };
1198
1199 struct hw_context {
1200 union cdu_context *vcxt;
1201 dma_addr_t cxt_mapping;
1202 size_t size;
1203 };
1204
1205 /* forward */
1206 struct bnx2x_ilt;
1207
1208 struct bnx2x_vfdb;
1209
1210 enum bnx2x_recovery_state {
1211 BNX2X_RECOVERY_DONE,
1212 BNX2X_RECOVERY_INIT,
1213 BNX2X_RECOVERY_WAIT,
1214 BNX2X_RECOVERY_FAILED,
1215 BNX2X_RECOVERY_NIC_LOADING
1216 };
1217
1218 /*
1219 * Event queue (EQ or event ring) MC hsi
1220 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1221 */
1222 #define NUM_EQ_PAGES 1
1223 #define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1224 #define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
1225 #define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1226 #define EQ_DESC_MASK (NUM_EQ_DESC - 1)
1227 #define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1228
1229 /* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1230 #define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
1231 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1232
1233 /* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1234 #define EQ_DESC(x) ((x) & EQ_DESC_MASK)
1235
1236 #define BNX2X_EQ_INDEX \
1237 (&bp->def_status_blk->sp_sb.\
1238 index_values[HC_SP_INDEX_EQ_CONS])
1239
1240 /* This is a data that will be used to create a link report message.
1241 * We will keep the data used for the last link report in order
1242 * to prevent reporting the same link parameters twice.
1243 */
1244 struct bnx2x_link_report_data {
1245 u16 line_speed; /* Effective line speed */
1246 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1247 };
1248
1249 enum {
1250 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */
1251 BNX2X_LINK_REPORT_LINK_DOWN,
1252 BNX2X_LINK_REPORT_RX_FC_ON,
1253 BNX2X_LINK_REPORT_TX_FC_ON,
1254 };
1255
1256 enum {
1257 BNX2X_PORT_QUERY_IDX,
1258 BNX2X_PF_QUERY_IDX,
1259 BNX2X_FCOE_QUERY_IDX,
1260 BNX2X_FIRST_QUEUE_QUERY_IDX,
1261 };
1262
1263 struct bnx2x_fw_stats_req {
1264 struct stats_query_header hdr;
1265 struct stats_query_entry query[FP_SB_MAX_E1x+
1266 BNX2X_FIRST_QUEUE_QUERY_IDX];
1267 };
1268
1269 struct bnx2x_fw_stats_data {
1270 struct stats_counter storm_counters;
1271 struct per_port_stats port;
1272 struct per_pf_stats pf;
1273 struct fcoe_statistics_params fcoe;
1274 struct per_queue_stats queue_stats[1];
1275 };
1276
1277 /* Public slow path states */
1278 enum sp_rtnl_flag {
1279 BNX2X_SP_RTNL_SETUP_TC,
1280 BNX2X_SP_RTNL_TX_TIMEOUT,
1281 BNX2X_SP_RTNL_FAN_FAILURE,
1282 BNX2X_SP_RTNL_AFEX_F_UPDATE,
1283 BNX2X_SP_RTNL_ENABLE_SRIOV,
1284 BNX2X_SP_RTNL_VFPF_MCAST,
1285 BNX2X_SP_RTNL_VFPF_CHANNEL_DOWN,
1286 BNX2X_SP_RTNL_RX_MODE,
1287 BNX2X_SP_RTNL_HYPERVISOR_VLAN,
1288 BNX2X_SP_RTNL_TX_STOP,
1289 BNX2X_SP_RTNL_GET_DRV_VERSION,
1290 BNX2X_SP_RTNL_UPDATE_SVID,
1291 };
1292
1293 enum bnx2x_iov_flag {
1294 BNX2X_IOV_HANDLE_VF_MSG,
1295 BNX2X_IOV_HANDLE_FLR,
1296 };
1297
1298 struct bnx2x_prev_path_list {
1299 struct list_head list;
1300 u8 bus;
1301 u8 slot;
1302 u8 path;
1303 u8 aer;
1304 u8 undi;
1305 };
1306
1307 struct bnx2x_sp_objs {
1308 /* MACs object */
1309 struct bnx2x_vlan_mac_obj mac_obj;
1310
1311 /* Queue State object */
1312 struct bnx2x_queue_sp_obj q_obj;
1313
1314 /* VLANs object */
1315 struct bnx2x_vlan_mac_obj vlan_obj;
1316 };
1317
1318 struct bnx2x_fp_stats {
1319 struct tstorm_per_queue_stats old_tclient;
1320 struct ustorm_per_queue_stats old_uclient;
1321 struct xstorm_per_queue_stats old_xclient;
1322 struct bnx2x_eth_q_stats eth_q_stats;
1323 struct bnx2x_eth_q_stats_old eth_q_stats_old;
1324 };
1325
1326 enum {
1327 SUB_MF_MODE_UNKNOWN = 0,
1328 SUB_MF_MODE_UFP,
1329 SUB_MF_MODE_NPAR1_DOT_5,
1330 SUB_MF_MODE_BD,
1331 };
1332
1333 struct bnx2x_vlan_entry {
1334 struct list_head link;
1335 u16 vid;
1336 bool hw;
1337 };
1338
1339 enum bnx2x_udp_port_type {
1340 BNX2X_UDP_PORT_VXLAN,
1341 BNX2X_UDP_PORT_GENEVE,
1342 BNX2X_UDP_PORT_MAX,
1343 };
1344
1345 struct bnx2x {
1346 /* Fields used in the tx and intr/napi performance paths
1347 * are grouped together in the beginning of the structure
1348 */
1349 struct bnx2x_fastpath *fp;
1350 struct bnx2x_sp_objs *sp_objs;
1351 struct bnx2x_fp_stats *fp_stats;
1352 struct bnx2x_fp_txdata *bnx2x_txq;
1353 void __iomem *regview;
1354 void __iomem *doorbells;
1355 u16 db_size;
1356
1357 u8 pf_num; /* absolute PF number */
1358 u8 pfid; /* per-path PF number */
1359 int base_fw_ndsb; /**/
1360 #define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1361 #define BP_PORT(bp) (bp->pfid & 1)
1362 #define BP_FUNC(bp) (bp->pfid)
1363 #define BP_ABS_FUNC(bp) (bp->pf_num)
1364 #define BP_VN(bp) ((bp)->pfid >> 1)
1365 #define BP_MAX_VN_NUM(bp) (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1366 #define BP_L_ID(bp) (BP_VN(bp) << 2)
1367 #define BP_FW_MB_IDX_VN(bp, vn) (BP_PORT(bp) +\
1368 (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2 : 1))
1369 #define BP_FW_MB_IDX(bp) BP_FW_MB_IDX_VN(bp, BP_VN(bp))
1370
1371 #ifdef CONFIG_BNX2X_SRIOV
1372 /* protects vf2pf mailbox from simultaneous access */
1373 struct mutex vf2pf_mutex;
1374 /* vf pf channel mailbox contains request and response buffers */
1375 struct bnx2x_vf_mbx_msg *vf2pf_mbox;
1376 dma_addr_t vf2pf_mbox_mapping;
1377
1378 /* we set aside a copy of the acquire response */
1379 struct pfvf_acquire_resp_tlv acquire_resp;
1380
1381 /* bulletin board for messages from pf to vf */
1382 union pf_vf_bulletin *pf2vf_bulletin;
1383 dma_addr_t pf2vf_bulletin_mapping;
1384
1385 union pf_vf_bulletin shadow_bulletin;
1386 struct pf_vf_bulletin_content old_bulletin;
1387
1388 u16 requested_nr_virtfn;
1389 #endif /* CONFIG_BNX2X_SRIOV */
1390
1391 struct net_device *dev;
1392 struct pci_dev *pdev;
1393
1394 const struct iro *iro_arr;
1395 #define IRO (bp->iro_arr)
1396
1397 enum bnx2x_recovery_state recovery_state;
1398 int is_leader;
1399 struct msix_entry *msix_table;
1400
1401 int tx_ring_size;
1402
1403 /* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1404 #define ETH_OVERHEAD (ETH_HLEN + 8 + 8)
1405 #define ETH_MIN_PACKET_SIZE (ETH_ZLEN - ETH_HLEN)
1406 #define ETH_MAX_PACKET_SIZE ETH_DATA_LEN
1407 #define ETH_MAX_JUMBO_PACKET_SIZE 9600
1408 /* TCP with Timestamp Option (32) + IPv6 (40) */
1409 #define ETH_MAX_TPA_HEADER_SIZE 72
1410
1411 /* Max supported alignment is 256 (8 shift)
1412 * minimal alignment shift 6 is optimal for 57xxx HW performance
1413 */
1414 #define BNX2X_RX_ALIGN_SHIFT max(6, min(8, L1_CACHE_SHIFT))
1415
1416 /* FW uses 2 Cache lines Alignment for start packet and size
1417 *
1418 * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1419 * at the end of skb->data, to avoid wasting a full cache line.
1420 * This reduces memory use (skb->truesize).
1421 */
1422 #define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1423
1424 #define BNX2X_FW_RX_ALIGN_END \
1425 max_t(u64, 1UL << BNX2X_RX_ALIGN_SHIFT, \
1426 SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1427
1428 #define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
1429
1430 struct host_sp_status_block *def_status_blk;
1431 #define DEF_SB_IGU_ID 16
1432 #define DEF_SB_ID HC_SP_SB_ID
1433 __le16 def_idx;
1434 __le16 def_att_idx;
1435 u32 attn_state;
1436 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
1437
1438 /* slow path ring */
1439 struct eth_spe *spq;
1440 dma_addr_t spq_mapping;
1441 u16 spq_prod_idx;
1442 struct eth_spe *spq_prod_bd;
1443 struct eth_spe *spq_last_bd;
1444 __le16 *dsb_sp_prod;
1445 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */
1446 /* used to synchronize spq accesses */
1447 spinlock_t spq_lock;
1448
1449 /* event queue */
1450 union event_ring_elem *eq_ring;
1451 dma_addr_t eq_mapping;
1452 u16 eq_prod;
1453 u16 eq_cons;
1454 __le16 *eq_cons_sb;
1455 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */
1456
1457 /* Counter for marking that there is a STAT_QUERY ramrod pending */
1458 u16 stats_pending;
1459 /* Counter for completed statistics ramrods */
1460 u16 stats_comp;
1461
1462 /* End of fields used in the performance code paths */
1463
1464 int panic;
1465 int msg_enable;
1466
1467 u32 flags;
1468 #define PCIX_FLAG (1 << 0)
1469 #define PCI_32BIT_FLAG (1 << 1)
1470 #define ONE_PORT_FLAG (1 << 2)
1471 #define NO_WOL_FLAG (1 << 3)
1472 #define USING_MSIX_FLAG (1 << 5)
1473 #define USING_MSI_FLAG (1 << 6)
1474 #define DISABLE_MSI_FLAG (1 << 7)
1475 #define NO_MCP_FLAG (1 << 9)
1476 #define MF_FUNC_DIS (1 << 11)
1477 #define OWN_CNIC_IRQ (1 << 12)
1478 #define NO_ISCSI_OOO_FLAG (1 << 13)
1479 #define NO_ISCSI_FLAG (1 << 14)
1480 #define NO_FCOE_FLAG (1 << 15)
1481 #define BC_SUPPORTS_PFC_STATS (1 << 17)
1482 #define TX_SWITCHING (1 << 18)
1483 #define BC_SUPPORTS_FCOE_FEATURES (1 << 19)
1484 #define USING_SINGLE_MSIX_FLAG (1 << 20)
1485 #define BC_SUPPORTS_DCBX_MSG_NON_PMF (1 << 21)
1486 #define IS_VF_FLAG (1 << 22)
1487 #define BC_SUPPORTS_RMMOD_CMD (1 << 23)
1488 #define HAS_PHYS_PORT_ID (1 << 24)
1489 #define AER_ENABLED (1 << 25)
1490 #define PTP_SUPPORTED (1 << 26)
1491 #define TX_TIMESTAMPING_EN (1 << 27)
1492
1493 #define BP_NOMCP(bp) ((bp)->flags & NO_MCP_FLAG)
1494
1495 #ifdef CONFIG_BNX2X_SRIOV
1496 #define IS_VF(bp) ((bp)->flags & IS_VF_FLAG)
1497 #define IS_PF(bp) (!((bp)->flags & IS_VF_FLAG))
1498 #else
1499 #define IS_VF(bp) false
1500 #define IS_PF(bp) true
1501 #endif
1502
1503 #define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG)
1504 #define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG)
1505 #define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
1506
1507 u8 cnic_support;
1508 bool cnic_enabled;
1509 bool cnic_loaded;
1510 struct cnic_eth_dev *(*cnic_probe)(struct net_device *);
1511
1512 /* Flag that indicates that we can start looking for FCoE L2 queue
1513 * completions in the default status block.
1514 */
1515 bool fcoe_init;
1516
1517 int mrrs;
1518
1519 struct delayed_work sp_task;
1520 struct delayed_work iov_task;
1521
1522 atomic_t interrupt_occurred;
1523 struct delayed_work sp_rtnl_task;
1524
1525 struct delayed_work period_task;
1526 struct timer_list timer;
1527 int current_interval;
1528
1529 u16 fw_seq;
1530 u16 fw_drv_pulse_wr_seq;
1531 u32 func_stx;
1532
1533 struct link_params link_params;
1534 struct link_vars link_vars;
1535 u32 link_cnt;
1536 struct bnx2x_link_report_data last_reported_link;
1537 bool force_link_down;
1538
1539 struct mdio_if_info mdio;
1540
1541 struct bnx2x_common common;
1542 struct bnx2x_port port;
1543
1544 struct cmng_init cmng;
1545
1546 u32 mf_config[E1HVN_MAX];
1547 u32 mf_ext_config;
1548 u32 path_has_ovlan; /* E3 */
1549 u16 mf_ov;
1550 u8 mf_mode;
1551 #define IS_MF(bp) (bp->mf_mode != 0)
1552 #define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
1553 #define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
1554 #define IS_MF_AFEX(bp) (bp->mf_mode == MULTI_FUNCTION_AFEX)
1555 u8 mf_sub_mode;
1556 #define IS_MF_UFP(bp) (IS_MF_SD(bp) && \
1557 bp->mf_sub_mode == SUB_MF_MODE_UFP)
1558 #define IS_MF_BD(bp) (IS_MF_SD(bp) && \
1559 bp->mf_sub_mode == SUB_MF_MODE_BD)
1560
1561 u8 wol;
1562
1563 int rx_ring_size;
1564
1565 u16 tx_quick_cons_trip_int;
1566 u16 tx_quick_cons_trip;
1567 u16 tx_ticks_int;
1568 u16 tx_ticks;
1569
1570 u16 rx_quick_cons_trip_int;
1571 u16 rx_quick_cons_trip;
1572 u16 rx_ticks_int;
1573 u16 rx_ticks;
1574 /* Maximal coalescing timeout in us */
1575 #define BNX2X_MAX_COALESCE_TOUT (0xff*BNX2X_BTR)
1576
1577 u32 lin_cnt;
1578
1579 u16 state;
1580 #define BNX2X_STATE_CLOSED 0
1581 #define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
1582 #define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
1583 #define BNX2X_STATE_OPEN 0x3000
1584 #define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
1585 #define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
1586
1587 #define BNX2X_STATE_DIAG 0xe000
1588 #define BNX2X_STATE_ERROR 0xf000
1589
1590 #define BNX2X_MAX_PRIORITY 8
1591 int num_queues;
1592 uint num_ethernet_queues;
1593 uint num_cnic_queues;
1594 int disable_tpa;
1595
1596 u32 rx_mode;
1597 #define BNX2X_RX_MODE_NONE 0
1598 #define BNX2X_RX_MODE_NORMAL 1
1599 #define BNX2X_RX_MODE_ALLMULTI 2
1600 #define BNX2X_RX_MODE_PROMISC 3
1601 #define BNX2X_MAX_MULTICAST 64
1602
1603 u8 igu_dsb_id;
1604 u8 igu_base_sb;
1605 u8 igu_sb_cnt;
1606 u8 min_msix_vec_cnt;
1607
1608 u32 igu_base_addr;
1609 dma_addr_t def_status_blk_mapping;
1610
1611 struct bnx2x_slowpath *slowpath;
1612 dma_addr_t slowpath_mapping;
1613
1614 /* Mechanism protecting the drv_info_to_mcp */
1615 struct mutex drv_info_mutex;
1616 bool drv_info_mng_owner;
1617
1618 /* Total number of FW statistics requests */
1619 u8 fw_stats_num;
1620
1621 /*
1622 * This is a memory buffer that will contain both statistics
1623 * ramrod request and data.
1624 */
1625 void *fw_stats;
1626 dma_addr_t fw_stats_mapping;
1627
1628 /*
1629 * FW statistics request shortcut (points at the
1630 * beginning of fw_stats buffer).
1631 */
1632 struct bnx2x_fw_stats_req *fw_stats_req;
1633 dma_addr_t fw_stats_req_mapping;
1634 int fw_stats_req_sz;
1635
1636 /*
1637 * FW statistics data shortcut (points at the beginning of
1638 * fw_stats buffer + fw_stats_req_sz).
1639 */
1640 struct bnx2x_fw_stats_data *fw_stats_data;
1641 dma_addr_t fw_stats_data_mapping;
1642 int fw_stats_data_sz;
1643
1644 /* For max 1024 cids (VF RSS), 32KB ILT page size and 1KB
1645 * context size we need 8 ILT entries.
1646 */
1647 #define ILT_MAX_L2_LINES 32
1648 struct hw_context context[ILT_MAX_L2_LINES];
1649
1650 struct bnx2x_ilt *ilt;
1651 #define BP_ILT(bp) ((bp)->ilt)
1652 #define ILT_MAX_LINES 256
1653 /*
1654 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1655 * to CNIC.
1656 */
1657 #define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_SUPPORT(bp))
1658
1659 /*
1660 * Maximum CID count that might be required by the bnx2x:
1661 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI
1662 */
1663
1664 #define BNX2X_L2_CID_COUNT(bp) (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \
1665 + CNIC_SUPPORT(bp) * (2 + UIO_CID_PAD(bp)))
1666 #define BNX2X_L2_MAX_CID(bp) (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \
1667 + CNIC_SUPPORT(bp) * (2 + UIO_CID_PAD(bp)))
1668 #define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1669 ILT_PAGE_CIDS))
1670
1671 int qm_cid_count;
1672
1673 bool dropless_fc;
1674
1675 void *t2;
1676 dma_addr_t t2_mapping;
1677 struct cnic_ops __rcu *cnic_ops;
1678 void *cnic_data;
1679 u32 cnic_tag;
1680 struct cnic_eth_dev cnic_eth_dev;
1681 union host_hc_status_block cnic_sb;
1682 dma_addr_t cnic_sb_mapping;
1683 struct eth_spe *cnic_kwq;
1684 struct eth_spe *cnic_kwq_prod;
1685 struct eth_spe *cnic_kwq_cons;
1686 struct eth_spe *cnic_kwq_last;
1687 u16 cnic_kwq_pending;
1688 u16 cnic_spq_pending;
1689 u8 fip_mac[ETH_ALEN];
1690 struct mutex cnic_mutex;
1691 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1692
1693 /* Start index of the "special" (CNIC related) L2 clients */
1694 u8 cnic_base_cl_id;
1695
1696 int dmae_ready;
1697 /* used to synchronize dmae accesses */
1698 spinlock_t dmae_lock;
1699
1700 /* used to protect the FW mail box */
1701 struct mutex fw_mb_mutex;
1702
1703 /* used to synchronize stats collecting */
1704 int stats_state;
1705
1706 /* used for synchronization of concurrent threads statistics handling */
1707 struct semaphore stats_lock;
1708
1709 /* used by dmae command loader */
1710 struct dmae_command stats_dmae;
1711 int executer_idx;
1712
1713 u16 stats_counter;
1714 struct bnx2x_eth_stats eth_stats;
1715 struct host_func_stats func_stats;
1716 struct bnx2x_eth_stats_old eth_stats_old;
1717 struct bnx2x_net_stats_old net_stats_old;
1718 struct bnx2x_fw_port_stats_old fw_stats_old;
1719 bool stats_init;
1720
1721 struct z_stream_s *strm;
1722 void *gunzip_buf;
1723 dma_addr_t gunzip_mapping;
1724 int gunzip_outlen;
1725 #define FW_BUF_SIZE 0x8000
1726 #define GUNZIP_BUF(bp) (bp->gunzip_buf)
1727 #define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
1728 #define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
1729
1730 struct raw_op *init_ops;
1731 /* Init blocks offsets inside init_ops */
1732 u16 *init_ops_offsets;
1733 /* Data blob - has 32 bit granularity */
1734 u32 *init_data;
1735 u32 init_mode_flags;
1736 #define INIT_MODE_FLAGS(bp) (bp->init_mode_flags)
1737 /* Zipped PRAM blobs - raw data */
1738 const u8 *tsem_int_table_data;
1739 const u8 *tsem_pram_data;
1740 const u8 *usem_int_table_data;
1741 const u8 *usem_pram_data;
1742 const u8 *xsem_int_table_data;
1743 const u8 *xsem_pram_data;
1744 const u8 *csem_int_table_data;
1745 const u8 *csem_pram_data;
1746 #define INIT_OPS(bp) (bp->init_ops)
1747 #define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
1748 #define INIT_DATA(bp) (bp->init_data)
1749 #define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
1750 #define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
1751 #define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
1752 #define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
1753 #define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
1754 #define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
1755 #define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
1756 #define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
1757
1758 #define PHY_FW_VER_LEN 20
1759 char fw_ver[32];
1760 const struct firmware *firmware;
1761
1762 struct bnx2x_vfdb *vfdb;
1763 #define IS_SRIOV(bp) ((bp)->vfdb)
1764
1765 /* DCB support on/off */
1766 u16 dcb_state;
1767 #define BNX2X_DCB_STATE_OFF 0
1768 #define BNX2X_DCB_STATE_ON 1
1769
1770 /* DCBX engine mode */
1771 int dcbx_enabled;
1772 #define BNX2X_DCBX_ENABLED_OFF 0
1773 #define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
1774 #define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
1775 #define BNX2X_DCBX_ENABLED_INVALID (-1)
1776
1777 bool dcbx_mode_uset;
1778
1779 struct bnx2x_config_dcbx_params dcbx_config_params;
1780 struct bnx2x_dcbx_port_params dcbx_port_params;
1781 int dcb_version;
1782
1783 /* CAM credit pools */
1784 struct bnx2x_credit_pool_obj vlans_pool;
1785
1786 struct bnx2x_credit_pool_obj macs_pool;
1787
1788 /* RX_MODE object */
1789 struct bnx2x_rx_mode_obj rx_mode_obj;
1790
1791 /* MCAST object */
1792 struct bnx2x_mcast_obj mcast_obj;
1793
1794 /* RSS configuration object */
1795 struct bnx2x_rss_config_obj rss_conf_obj;
1796
1797 /* Function State controlling object */
1798 struct bnx2x_func_sp_obj func_obj;
1799
1800 unsigned long sp_state;
1801
1802 /* operation indication for the sp_rtnl task */
1803 unsigned long sp_rtnl_state;
1804
1805 /* Indication of the IOV tasks */
1806 unsigned long iov_task_state;
1807
1808 /* DCBX Negotiation results */
1809 struct dcbx_features dcbx_local_feat;
1810 u32 dcbx_error;
1811
1812 #ifdef BCM_DCBNL
1813 struct dcbx_features dcbx_remote_feat;
1814 u32 dcbx_remote_flags;
1815 #endif
1816 /* AFEX: store default vlan used */
1817 int afex_def_vlan_tag;
1818 enum mf_cfg_afex_vlan_mode afex_vlan_mode;
1819 u32 pending_max;
1820
1821 /* multiple tx classes of service */
1822 u8 max_cos;
1823
1824 /* priority to cos mapping */
1825 u8 prio_to_cos[8];
1826
1827 int fp_array_size;
1828 u32 dump_preset_idx;
1829
1830 u8 phys_port_id[ETH_ALEN];
1831
1832 /* PTP related context */
1833 struct ptp_clock *ptp_clock;
1834 struct ptp_clock_info ptp_clock_info;
1835 struct work_struct ptp_task;
1836 struct cyclecounter cyclecounter;
1837 struct timecounter timecounter;
1838 bool timecounter_init_done;
1839 struct sk_buff *ptp_tx_skb;
1840 unsigned long ptp_tx_start;
1841 bool hwtstamp_ioctl_called;
1842 u16 tx_type;
1843 u16 rx_filter;
1844
1845 struct bnx2x_link_report_data vf_link_vars;
1846 struct list_head vlan_reg;
1847 u16 vlan_cnt;
1848 u16 vlan_credit;
1849 bool accept_any_vlan;
1850
1851 /* Vxlan/Geneve related information */
1852 u16 udp_tunnel_ports[BNX2X_UDP_PORT_MAX];
1853 };
1854
1855 /* Tx queues may be less or equal to Rx queues */
1856 extern int num_queues;
1857 #define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
1858 #define BNX2X_NUM_ETH_QUEUES(bp) ((bp)->num_ethernet_queues)
1859 #define BNX2X_NUM_NON_CNIC_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - \
1860 (bp)->num_cnic_queues)
1861 #define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
1862
1863 #define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
1864
1865 #define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp)
1866 /* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
1867
1868 #define RSS_IPV4_CAP_MASK \
1869 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1870
1871 #define RSS_IPV4_TCP_CAP_MASK \
1872 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1873
1874 #define RSS_IPV6_CAP_MASK \
1875 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1876
1877 #define RSS_IPV6_TCP_CAP_MASK \
1878 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1879
1880 struct bnx2x_func_init_params {
1881 /* dma */
1882 bool spq_active;
1883 dma_addr_t spq_map;
1884 u16 spq_prod;
1885
1886 u16 func_id; /* abs fid */
1887 u16 pf_id;
1888 };
1889
1890 #define for_each_cnic_queue(bp, var) \
1891 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1892 (var)++) \
1893 if (skip_queue(bp, var)) \
1894 continue; \
1895 else
1896
1897 #define for_each_eth_queue(bp, var) \
1898 for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
1899
1900 #define for_each_nondefault_eth_queue(bp, var) \
1901 for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
1902
1903 #define for_each_queue(bp, var) \
1904 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1905 if (skip_queue(bp, var)) \
1906 continue; \
1907 else
1908
1909 /* Skip forwarding FP */
1910 #define for_each_valid_rx_queue(bp, var) \
1911 for ((var) = 0; \
1912 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \
1913 BNX2X_NUM_ETH_QUEUES(bp)); \
1914 (var)++) \
1915 if (skip_rx_queue(bp, var)) \
1916 continue; \
1917 else
1918
1919 #define for_each_rx_queue_cnic(bp, var) \
1920 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1921 (var)++) \
1922 if (skip_rx_queue(bp, var)) \
1923 continue; \
1924 else
1925
1926 #define for_each_rx_queue(bp, var) \
1927 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1928 if (skip_rx_queue(bp, var)) \
1929 continue; \
1930 else
1931
1932 /* Skip OOO FP */
1933 #define for_each_valid_tx_queue(bp, var) \
1934 for ((var) = 0; \
1935 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \
1936 BNX2X_NUM_ETH_QUEUES(bp)); \
1937 (var)++) \
1938 if (skip_tx_queue(bp, var)) \
1939 continue; \
1940 else
1941
1942 #define for_each_tx_queue_cnic(bp, var) \
1943 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1944 (var)++) \
1945 if (skip_tx_queue(bp, var)) \
1946 continue; \
1947 else
1948
1949 #define for_each_tx_queue(bp, var) \
1950 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1951 if (skip_tx_queue(bp, var)) \
1952 continue; \
1953 else
1954
1955 #define for_each_nondefault_queue(bp, var) \
1956 for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1957 if (skip_queue(bp, var)) \
1958 continue; \
1959 else
1960
1961 #define for_each_cos_in_tx_queue(fp, var) \
1962 for ((var) = 0; (var) < (fp)->max_cos; (var)++)
1963
1964 /* skip rx queue
1965 * if FCOE l2 support is disabled and this is the fcoe L2 queue
1966 */
1967 #define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1968
1969 /* skip tx queue
1970 * if FCOE l2 support is disabled and this is the fcoe L2 queue
1971 */
1972 #define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1973
1974 #define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1975
1976 /*self test*/
1977 int bnx2x_idle_chk(struct bnx2x *bp);
1978
1979 /**
1980 * bnx2x_set_mac_one - configure a single MAC address
1981 *
1982 * @bp: driver handle
1983 * @mac: MAC to configure
1984 * @obj: MAC object handle
1985 * @set: if 'true' add a new MAC, otherwise - delete
1986 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list)
1987 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1988 *
1989 * Configures one MAC according to provided parameters or continues the
1990 * execution of previously scheduled commands if RAMROD_CONT is set in
1991 * ramrod_flags.
1992 *
1993 * Returns zero if operation has successfully completed, a positive value if the
1994 * operation has been successfully scheduled and a negative - if a requested
1995 * operations has failed.
1996 */
1997 int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1998 struct bnx2x_vlan_mac_obj *obj, bool set,
1999 int mac_type, unsigned long *ramrod_flags);
2000
2001 int bnx2x_set_vlan_one(struct bnx2x *bp, u16 vlan,
2002 struct bnx2x_vlan_mac_obj *obj, bool set,
2003 unsigned long *ramrod_flags);
2004
2005 /**
2006 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
2007 *
2008 * @bp: driver handle
2009 * @mac_obj: MAC object handle
2010 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC)
2011 * @wait_for_comp: if 'true' block until completion
2012 *
2013 * Deletes all MACs of the specific type (e.g. ETH, UC list).
2014 *
2015 * Returns zero if operation has successfully completed, a positive value if the
2016 * operation has been successfully scheduled and a negative - if a requested
2017 * operations has failed.
2018 */
2019 int bnx2x_del_all_macs(struct bnx2x *bp,
2020 struct bnx2x_vlan_mac_obj *mac_obj,
2021 int mac_type, bool wait_for_comp);
2022
2023 /* Init Function API */
2024 void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
2025 void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid,
2026 u8 vf_valid, int fw_sb_id, int igu_sb_id);
2027 int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
2028 int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
2029 int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
2030 int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
2031 void bnx2x_read_mf_cfg(struct bnx2x *bp);
2032
2033 int bnx2x_pretend_func(struct bnx2x *bp, u16 pretend_func_val);
2034
2035 /* dmae */
2036 void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
2037 void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
2038 u32 len32);
2039 void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
2040 u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
2041 u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
2042 u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
2043 bool with_comp, u8 comp_type);
2044
2045 void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae,
2046 u8 src_type, u8 dst_type);
2047 int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae,
2048 u32 *comp);
2049
2050 /* FLR related routines */
2051 u32 bnx2x_flr_clnup_poll_count(struct bnx2x *bp);
2052 void bnx2x_tx_hw_flushed(struct bnx2x *bp, u32 poll_count);
2053 int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt);
2054 u8 bnx2x_is_pcie_pending(struct pci_dev *dev);
2055 int bnx2x_flr_clnup_poll_hw_counter(struct bnx2x *bp, u32 reg,
2056 char *msg, u32 poll_cnt);
2057
2058 void bnx2x_calc_fc_adv(struct bnx2x *bp);
2059 int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
2060 u32 data_hi, u32 data_lo, int cmd_type);
2061 void bnx2x_update_coalesce(struct bnx2x *bp);
2062 int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
2063
2064 bool bnx2x_port_after_undi(struct bnx2x *bp);
2065
reg_poll(struct bnx2x * bp,u32 reg,u32 expected,int ms,int wait)2066 static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
2067 int wait)
2068 {
2069 u32 val;
2070
2071 do {
2072 val = REG_RD(bp, reg);
2073 if (val == expected)
2074 break;
2075 ms -= wait;
2076 msleep(wait);
2077
2078 } while (ms > 0);
2079
2080 return val;
2081 }
2082
2083 void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id,
2084 bool is_pf);
2085
2086 #define BNX2X_ILT_ZALLOC(x, y, size) \
2087 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL)
2088
2089 #define BNX2X_ILT_FREE(x, y, size) \
2090 do { \
2091 if (x) { \
2092 dma_free_coherent(&bp->pdev->dev, size, x, y); \
2093 x = NULL; \
2094 y = 0; \
2095 } \
2096 } while (0)
2097
2098 #define ILOG2(x) (ilog2((x)))
2099
2100 #define ILT_NUM_PAGE_ENTRIES (3072)
2101 /* In 57710/11 we use whole table since we have 8 func
2102 * In 57712 we have only 4 func, but use same size per func, then only half of
2103 * the table in use
2104 */
2105 #define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
2106
2107 #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
2108 /*
2109 * the phys address is shifted right 12 bits and has an added
2110 * 1=valid bit added to the 53rd bit
2111 * then since this is a wide register(TM)
2112 * we split it into two 32 bit writes
2113 */
2114 #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
2115 #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
2116
2117 /* load/unload mode */
2118 #define LOAD_NORMAL 0
2119 #define LOAD_OPEN 1
2120 #define LOAD_DIAG 2
2121 #define LOAD_LOOPBACK_EXT 3
2122 #define UNLOAD_NORMAL 0
2123 #define UNLOAD_CLOSE 1
2124 #define UNLOAD_RECOVERY 2
2125
2126 /* DMAE command defines */
2127 #define DMAE_TIMEOUT -1
2128 #define DMAE_PCI_ERROR -2 /* E2 and onward */
2129 #define DMAE_NOT_RDY -3
2130 #define DMAE_PCI_ERR_FLAG 0x80000000
2131
2132 #define DMAE_SRC_PCI 0
2133 #define DMAE_SRC_GRC 1
2134
2135 #define DMAE_DST_NONE 0
2136 #define DMAE_DST_PCI 1
2137 #define DMAE_DST_GRC 2
2138
2139 #define DMAE_COMP_PCI 0
2140 #define DMAE_COMP_GRC 1
2141
2142 /* E2 and onward - PCI error handling in the completion */
2143
2144 #define DMAE_COMP_REGULAR 0
2145 #define DMAE_COM_SET_ERR 1
2146
2147 #define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
2148 DMAE_COMMAND_SRC_SHIFT)
2149 #define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
2150 DMAE_COMMAND_SRC_SHIFT)
2151
2152 #define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
2153 DMAE_COMMAND_DST_SHIFT)
2154 #define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
2155 DMAE_COMMAND_DST_SHIFT)
2156
2157 #define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
2158 DMAE_COMMAND_C_DST_SHIFT)
2159 #define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
2160 DMAE_COMMAND_C_DST_SHIFT)
2161
2162 #define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
2163
2164 #define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
2165 #define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
2166 #define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
2167 #define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
2168
2169 #define DMAE_CMD_PORT_0 0
2170 #define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
2171
2172 #define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
2173 #define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
2174 #define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
2175
2176 #define DMAE_SRC_PF 0
2177 #define DMAE_SRC_VF 1
2178
2179 #define DMAE_DST_PF 0
2180 #define DMAE_DST_VF 1
2181
2182 #define DMAE_C_SRC 0
2183 #define DMAE_C_DST 1
2184
2185 #define DMAE_LEN32_RD_MAX 0x80
2186 #define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
2187
2188 #define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
2189 * indicates error
2190 */
2191
2192 #define MAX_DMAE_C_PER_PORT 8
2193 #define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
2194 BP_VN(bp))
2195 #define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
2196 E1HVN_MAX)
2197
2198 /* Following is the DMAE channel number allocation for the clients.
2199 * MFW: OCBB/OCSD implementations use DMAE channels 14/15 respectively.
2200 * Driver: 0-3 and 8-11 (for PF dmae operations)
2201 * 4 and 12 (for stats requests)
2202 */
2203 #define BNX2X_FW_DMAE_C 13 /* Channel for FW DMAE operations */
2204
2205 /* PCIE link and speed */
2206 #define PCICFG_LINK_WIDTH 0x1f00000
2207 #define PCICFG_LINK_WIDTH_SHIFT 20
2208 #define PCICFG_LINK_SPEED 0xf0000
2209 #define PCICFG_LINK_SPEED_SHIFT 16
2210
2211 #define BNX2X_NUM_TESTS_SF 7
2212 #define BNX2X_NUM_TESTS_MF 3
2213 #define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \
2214 IS_VF(bp) ? 0 : BNX2X_NUM_TESTS_SF)
2215
2216 #define BNX2X_PHY_LOOPBACK 0
2217 #define BNX2X_MAC_LOOPBACK 1
2218 #define BNX2X_EXT_LOOPBACK 2
2219 #define BNX2X_PHY_LOOPBACK_FAILED 1
2220 #define BNX2X_MAC_LOOPBACK_FAILED 2
2221 #define BNX2X_EXT_LOOPBACK_FAILED 3
2222 #define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
2223 BNX2X_PHY_LOOPBACK_FAILED)
2224
2225 #define STROM_ASSERT_ARRAY_SIZE 50
2226
2227 /* must be used on a CID before placing it on a HW ring */
2228 #define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
2229 (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
2230 (x))
2231
2232 #define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
2233 #define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
2234
2235 #define BNX2X_BTR 4
2236 #define MAX_SPQ_PENDING 8
2237
2238 /* CMNG constants, as derived from system spec calculations */
2239 /* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
2240 #define DEF_MIN_RATE 100
2241 /* resolution of the rate shaping timer - 400 usec */
2242 #define RS_PERIODIC_TIMEOUT_USEC 400
2243 /* number of bytes in single QM arbitration cycle -
2244 * coefficient for calculating the fairness timer */
2245 #define QM_ARB_BYTES 160000
2246 /* resolution of Min algorithm 1:100 */
2247 #define MIN_RES 100
2248 /* how many bytes above threshold for the minimal credit of Min algorithm*/
2249 #define MIN_ABOVE_THRESH 32768
2250 /* Fairness algorithm integration time coefficient -
2251 * for calculating the actual Tfair */
2252 #define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES)
2253 /* Memory of fairness algorithm . 2 cycles */
2254 #define FAIR_MEM 2
2255
2256 #define ATTN_NIG_FOR_FUNC (1L << 8)
2257 #define ATTN_SW_TIMER_4_FUNC (1L << 9)
2258 #define GPIO_2_FUNC (1L << 10)
2259 #define GPIO_3_FUNC (1L << 11)
2260 #define GPIO_4_FUNC (1L << 12)
2261 #define ATTN_GENERAL_ATTN_1 (1L << 13)
2262 #define ATTN_GENERAL_ATTN_2 (1L << 14)
2263 #define ATTN_GENERAL_ATTN_3 (1L << 15)
2264 #define ATTN_GENERAL_ATTN_4 (1L << 13)
2265 #define ATTN_GENERAL_ATTN_5 (1L << 14)
2266 #define ATTN_GENERAL_ATTN_6 (1L << 15)
2267
2268 #define ATTN_HARD_WIRED_MASK 0xff00
2269 #define ATTENTION_ID 4
2270
2271 #define IS_MF_STORAGE_ONLY(bp) (IS_MF_STORAGE_PERSONALITY_ONLY(bp) || \
2272 IS_MF_FCOE_AFEX(bp))
2273
2274 /* stuff added to make the code fit 80Col */
2275
2276 #define BNX2X_PMF_LINK_ASSERT \
2277 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
2278
2279 #define BNX2X_MC_ASSERT_BITS \
2280 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2281 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2282 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2283 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
2284
2285 #define BNX2X_MCP_ASSERT \
2286 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
2287
2288 #define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
2289 #define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
2290 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
2291 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
2292 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
2293 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
2294 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
2295
2296 #define HW_INTERRUPT_ASSERT_SET_0 \
2297 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
2298 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
2299 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
2300 AEU_INPUTS_ATTN_BITS_BRB_HW_INTERRUPT | \
2301 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
2302 #define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
2303 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
2304 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
2305 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
2306 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
2307 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
2308 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
2309 #define HW_INTERRUPT_ASSERT_SET_1 \
2310 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
2311 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
2312 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
2313 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
2314 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2315 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2316 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2317 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2318 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2319 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2320 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
2321 #define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
2322 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
2323 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
2324 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
2325 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
2326 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
2327 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
2328 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
2329 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
2330 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2331 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
2332 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
2333 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2334 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
2335 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2336 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
2337 #define HW_INTERRUPT_ASSERT_SET_2 \
2338 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2339 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2340 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2341 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2342 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
2343 #define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
2344 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2345 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2346 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2347 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
2348 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
2349 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2350 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2351
2352 #define HW_PRTY_ASSERT_SET_3_WITHOUT_SCPAD \
2353 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2354 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2355 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY)
2356
2357 #define HW_PRTY_ASSERT_SET_3 (HW_PRTY_ASSERT_SET_3_WITHOUT_SCPAD | \
2358 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
2359
2360 #define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2361 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2362
2363 #define MULTI_MASK 0x7f
2364
2365 #define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func)
2366 #define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func)
2367 #define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func)
2368 #define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func)
2369
2370 #define DEF_USB_IGU_INDEX_OFF \
2371 offsetof(struct cstorm_def_status_block_u, igu_index)
2372 #define DEF_CSB_IGU_INDEX_OFF \
2373 offsetof(struct cstorm_def_status_block_c, igu_index)
2374 #define DEF_XSB_IGU_INDEX_OFF \
2375 offsetof(struct xstorm_def_status_block, igu_index)
2376 #define DEF_TSB_IGU_INDEX_OFF \
2377 offsetof(struct tstorm_def_status_block, igu_index)
2378
2379 #define DEF_USB_SEGMENT_OFF \
2380 offsetof(struct cstorm_def_status_block_u, segment)
2381 #define DEF_CSB_SEGMENT_OFF \
2382 offsetof(struct cstorm_def_status_block_c, segment)
2383 #define DEF_XSB_SEGMENT_OFF \
2384 offsetof(struct xstorm_def_status_block, segment)
2385 #define DEF_TSB_SEGMENT_OFF \
2386 offsetof(struct tstorm_def_status_block, segment)
2387
2388 #define BNX2X_SP_DSB_INDEX \
2389 (&bp->def_status_blk->sp_sb.\
2390 index_values[HC_SP_INDEX_ETH_DEF_CONS])
2391
2392 #define CAM_IS_INVALID(x) \
2393 (GET_FLAG(x.flags, \
2394 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2395 (T_ETH_MAC_COMMAND_INVALIDATE))
2396
2397 /* Number of u32 elements in MC hash array */
2398 #define MC_HASH_SIZE 8
2399 #define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
2400 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2401
2402 #ifndef PXP2_REG_PXP2_INT_STS
2403 #define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
2404 #endif
2405
2406 #ifndef ETH_MAX_RX_CLIENTS_E2
2407 #define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
2408 #endif
2409
2410 #define VENDOR_ID_LEN 4
2411
2412 #define VF_ACQUIRE_THRESH 3
2413 #define VF_ACQUIRE_MAC_FILTERS 1
2414 #define VF_ACQUIRE_MC_FILTERS 10
2415 #define VF_ACQUIRE_VLAN_FILTERS 2 /* VLAN0 + 'real' VLAN */
2416
2417 #define GOOD_ME_REG(me_reg) (((me_reg) & ME_REG_VF_VALID) && \
2418 (!((me_reg) & ME_REG_VF_ERR)))
2419 int bnx2x_compare_fw_ver(struct bnx2x *bp, u32 load_code, bool print_err);
2420
2421 /* Congestion management fairness mode */
2422 #define CMNG_FNS_NONE 0
2423 #define CMNG_FNS_MINMAX 1
2424
2425 #define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
2426 #define HC_SEG_ACCESS_ATTN 4
2427 #define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
2428
2429 void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev);
2430 void bnx2x_notify_link_changed(struct bnx2x *bp);
2431
2432 #define BNX2X_MF_SD_PROTOCOL(bp) \
2433 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2434
2435 #define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2436 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
2437
2438 #define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2439 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2440
2441 #define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2442 #define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2443 #define IS_MF_ISCSI_SI(bp) (IS_MF_SI(bp) && BNX2X_IS_MF_EXT_PROTOCOL_ISCSI(bp))
2444
2445 #define IS_MF_ISCSI_ONLY(bp) (IS_MF_ISCSI_SD(bp) || IS_MF_ISCSI_SI(bp))
2446
2447 #define BNX2X_MF_EXT_PROTOCOL_MASK \
2448 (MACP_FUNC_CFG_FLAGS_ETHERNET | \
2449 MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD | \
2450 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2451
2452 #define BNX2X_MF_EXT_PROT(bp) ((bp)->mf_ext_config & \
2453 BNX2X_MF_EXT_PROTOCOL_MASK)
2454
2455 #define BNX2X_HAS_MF_EXT_PROTOCOL_FCOE(bp) \
2456 (BNX2X_MF_EXT_PROT(bp) & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2457
2458 #define BNX2X_IS_MF_EXT_PROTOCOL_FCOE(bp) \
2459 (BNX2X_MF_EXT_PROT(bp) == MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2460
2461 #define BNX2X_IS_MF_EXT_PROTOCOL_ISCSI(bp) \
2462 (BNX2X_MF_EXT_PROT(bp) == MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD)
2463
2464 #define IS_MF_FCOE_AFEX(bp) \
2465 (IS_MF_AFEX(bp) && BNX2X_IS_MF_EXT_PROTOCOL_FCOE(bp))
2466
2467 #define IS_MF_SD_STORAGE_PERSONALITY_ONLY(bp) \
2468 (IS_MF_SD(bp) && \
2469 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
2470 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
2471
2472 #define IS_MF_SI_STORAGE_PERSONALITY_ONLY(bp) \
2473 (IS_MF_SI(bp) && \
2474 (BNX2X_IS_MF_EXT_PROTOCOL_ISCSI(bp) || \
2475 BNX2X_IS_MF_EXT_PROTOCOL_FCOE(bp)))
2476
2477 #define IS_MF_STORAGE_PERSONALITY_ONLY(bp) \
2478 (IS_MF_SD_STORAGE_PERSONALITY_ONLY(bp) || \
2479 IS_MF_SI_STORAGE_PERSONALITY_ONLY(bp))
2480
2481 /* Determines whether BW configuration arrives in 100Mb units or in
2482 * percentages from actual physical link speed.
2483 */
2484 #define IS_MF_PERCENT_BW(bp) (IS_MF_SI(bp) || IS_MF_UFP(bp) || IS_MF_BD(bp))
2485
2486 #define SET_FLAG(value, mask, flag) \
2487 do {\
2488 (value) &= ~(mask);\
2489 (value) |= ((flag) << (mask##_SHIFT));\
2490 } while (0)
2491
2492 #define GET_FLAG(value, mask) \
2493 (((value) & (mask)) >> (mask##_SHIFT))
2494
2495 #define GET_FIELD(value, fname) \
2496 (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2497
2498 enum {
2499 SWITCH_UPDATE,
2500 AFEX_UPDATE,
2501 };
2502
2503 #define NUM_MACS 8
2504
2505 void bnx2x_set_local_cmng(struct bnx2x *bp);
2506
2507 void bnx2x_update_mng_version(struct bnx2x *bp);
2508
2509 void bnx2x_update_mfw_dump(struct bnx2x *bp);
2510
2511 #define MCPR_SCRATCH_BASE(bp) \
2512 (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH)
2513
2514 #define E1H_MAX_MF_SB_COUNT (HC_SB_MAX_SB_E1X/(E1HVN_MAX * PORT_MAX))
2515
2516 void bnx2x_init_ptp(struct bnx2x *bp);
2517 int bnx2x_configure_ptp_filters(struct bnx2x *bp);
2518 void bnx2x_set_rx_ts(struct bnx2x *bp, struct sk_buff *skb);
2519 void bnx2x_register_phc(struct bnx2x *bp);
2520
2521 #define BNX2X_MAX_PHC_DRIFT 31000000
2522 #define BNX2X_PTP_TX_TIMEOUT
2523
2524 /* Re-configure all previously configured vlan filters.
2525 * Meant for implicit re-load flows.
2526 */
2527 int bnx2x_vlan_reconfigure_vid(struct bnx2x *bp);
2528
2529 #endif /* bnx2x.h */
2530
