bnx2x.h 77 KB

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