bnx2x.h 50 KB

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  1. /* bnx2x.h: Broadcom Everest network driver.
  2. *
  3. * Copyright (c) 2007-2010 Broadcom Corporation
  4. *
  5. * This program is free software; you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License as published by
  7. * the Free Software Foundation.
  8. *
  9. * Maintained by: Eilon Greenstein <eilong@broadcom.com>
  10. * Written by: Eliezer Tamir
  11. * Based on code from Michael Chan's bnx2 driver
  12. */
  13. #ifndef BNX2X_H
  14. #define BNX2X_H
  15. #include <linux/netdevice.h>
  16. #include <linux/types.h>
  17. /* compilation time flags */
  18. /* define this to make the driver freeze on error to allow getting debug info
  19. * (you will need to reboot afterwards) */
  20. /* #define BNX2X_STOP_ON_ERROR */
  21. #define DRV_MODULE_VERSION "1.62.00-4"
  22. #define DRV_MODULE_RELDATE "2011/01/18"
  23. #define BNX2X_BC_VER 0x040200
  24. #define BNX2X_MULTI_QUEUE
  25. #define BNX2X_NEW_NAPI
  26. #if defined(CONFIG_DCB)
  27. #define BCM_DCB
  28. #endif
  29. #if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
  30. #define BCM_CNIC 1
  31. #include "../cnic_if.h"
  32. #endif
  33. #ifdef BCM_CNIC
  34. #define BNX2X_MIN_MSIX_VEC_CNT 3
  35. #define BNX2X_MSIX_VEC_FP_START 2
  36. #else
  37. #define BNX2X_MIN_MSIX_VEC_CNT 2
  38. #define BNX2X_MSIX_VEC_FP_START 1
  39. #endif
  40. #include <linux/mdio.h>
  41. #include <linux/pci.h>
  42. #include "bnx2x_reg.h"
  43. #include "bnx2x_fw_defs.h"
  44. #include "bnx2x_hsi.h"
  45. #include "bnx2x_link.h"
  46. #include "bnx2x_dcb.h"
  47. #include "bnx2x_stats.h"
  48. /* error/debug prints */
  49. #define DRV_MODULE_NAME "bnx2x"
  50. /* for messages that are currently off */
  51. #define BNX2X_MSG_OFF 0
  52. #define BNX2X_MSG_MCP 0x010000 /* was: NETIF_MSG_HW */
  53. #define BNX2X_MSG_STATS 0x020000 /* was: NETIF_MSG_TIMER */
  54. #define BNX2X_MSG_NVM 0x040000 /* was: NETIF_MSG_HW */
  55. #define BNX2X_MSG_DMAE 0x080000 /* was: NETIF_MSG_HW */
  56. #define BNX2X_MSG_SP 0x100000 /* was: NETIF_MSG_INTR */
  57. #define BNX2X_MSG_FP 0x200000 /* was: NETIF_MSG_INTR */
  58. #define DP_LEVEL KERN_NOTICE /* was: KERN_DEBUG */
  59. /* regular debug print */
  60. #define DP(__mask, __fmt, __args...) \
  61. do { \
  62. if (bp->msg_enable & (__mask)) \
  63. printk(DP_LEVEL "[%s:%d(%s)]" __fmt, \
  64. __func__, __LINE__, \
  65. bp->dev ? (bp->dev->name) : "?", \
  66. ##__args); \
  67. } while (0)
  68. /* errors debug print */
  69. #define BNX2X_DBG_ERR(__fmt, __args...) \
  70. do { \
  71. if (netif_msg_probe(bp)) \
  72. pr_err("[%s:%d(%s)]" __fmt, \
  73. __func__, __LINE__, \
  74. bp->dev ? (bp->dev->name) : "?", \
  75. ##__args); \
  76. } while (0)
  77. /* for errors (never masked) */
  78. #define BNX2X_ERR(__fmt, __args...) \
  79. do { \
  80. pr_err("[%s:%d(%s)]" __fmt, \
  81. __func__, __LINE__, \
  82. bp->dev ? (bp->dev->name) : "?", \
  83. ##__args); \
  84. } while (0)
  85. #define BNX2X_ERROR(__fmt, __args...) do { \
  86. pr_err("[%s:%d]" __fmt, __func__, __LINE__, ##__args); \
  87. } while (0)
  88. /* before we have a dev->name use dev_info() */
  89. #define BNX2X_DEV_INFO(__fmt, __args...) \
  90. do { \
  91. if (netif_msg_probe(bp)) \
  92. dev_info(&bp->pdev->dev, __fmt, ##__args); \
  93. } while (0)
  94. void bnx2x_panic_dump(struct bnx2x *bp);
  95. #ifdef BNX2X_STOP_ON_ERROR
  96. #define bnx2x_panic() do { \
  97. bp->panic = 1; \
  98. BNX2X_ERR("driver assert\n"); \
  99. bnx2x_int_disable(bp); \
  100. bnx2x_panic_dump(bp); \
  101. } while (0)
  102. #else
  103. #define bnx2x_panic() do { \
  104. bp->panic = 1; \
  105. BNX2X_ERR("driver assert\n"); \
  106. bnx2x_panic_dump(bp); \
  107. } while (0)
  108. #endif
  109. #define bnx2x_mc_addr(ha) ((ha)->addr)
  110. #define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff)
  111. #define U64_HI(x) (u32)(((u64)(x)) >> 32)
  112. #define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
  113. #define REG_ADDR(bp, offset) ((bp->regview) + (offset))
  114. #define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
  115. #define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
  116. #define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset))
  117. #define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
  118. #define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
  119. #define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
  120. #define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
  121. #define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
  122. #define REG_RD_DMAE(bp, offset, valp, len32) \
  123. do { \
  124. bnx2x_read_dmae(bp, offset, len32);\
  125. memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
  126. } while (0)
  127. #define REG_WR_DMAE(bp, offset, valp, len32) \
  128. do { \
  129. memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
  130. bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
  131. offset, len32); \
  132. } while (0)
  133. #define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
  134. REG_WR_DMAE(bp, offset, valp, len32)
  135. #define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
  136. do { \
  137. memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
  138. bnx2x_write_big_buf_wb(bp, addr, len32); \
  139. } while (0)
  140. #define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
  141. offsetof(struct shmem_region, field))
  142. #define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
  143. #define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
  144. #define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
  145. offsetof(struct shmem2_region, field))
  146. #define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
  147. #define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
  148. #define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \
  149. offsetof(struct mf_cfg, field))
  150. #define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \
  151. offsetof(struct mf2_cfg, field))
  152. #define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field))
  153. #define MF_CFG_WR(bp, field, val) REG_WR(bp,\
  154. MF_CFG_ADDR(bp, field), (val))
  155. #define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field))
  156. #define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \
  157. (SHMEM2_RD((bp), size) > \
  158. offsetof(struct shmem2_region, field)))
  159. #define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
  160. #define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
  161. /* SP SB indices */
  162. /* General SP events - stats query, cfc delete, etc */
  163. #define HC_SP_INDEX_ETH_DEF_CONS 3
  164. /* EQ completions */
  165. #define HC_SP_INDEX_EQ_CONS 7
  166. /* FCoE L2 connection completions */
  167. #define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6
  168. #define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4
  169. /* iSCSI L2 */
  170. #define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5
  171. #define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1
  172. /* Special clients parameters */
  173. /* SB indices */
  174. /* FCoE L2 */
  175. #define BNX2X_FCOE_L2_RX_INDEX \
  176. (&bp->def_status_blk->sp_sb.\
  177. index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
  178. #define BNX2X_FCOE_L2_TX_INDEX \
  179. (&bp->def_status_blk->sp_sb.\
  180. index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
  181. /**
  182. * CIDs and CLIDs:
  183. * CLIDs below is a CLID for func 0, then the CLID for other
  184. * functions will be calculated by the formula:
  185. *
  186. * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
  187. *
  188. */
  189. /* iSCSI L2 */
  190. #define BNX2X_ISCSI_ETH_CL_ID 17
  191. #define BNX2X_ISCSI_ETH_CID 17
  192. /* FCoE L2 */
  193. #define BNX2X_FCOE_ETH_CL_ID 18
  194. #define BNX2X_FCOE_ETH_CID 18
  195. /** Additional rings budgeting */
  196. #ifdef BCM_CNIC
  197. #define CNIC_CONTEXT_USE 1
  198. #define FCOE_CONTEXT_USE 1
  199. #else
  200. #define CNIC_CONTEXT_USE 0
  201. #define FCOE_CONTEXT_USE 0
  202. #endif /* BCM_CNIC */
  203. #define NONE_ETH_CONTEXT_USE (FCOE_CONTEXT_USE)
  204. #define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
  205. AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
  206. #define SM_RX_ID 0
  207. #define SM_TX_ID 1
  208. /* fast path */
  209. struct sw_rx_bd {
  210. struct sk_buff *skb;
  211. DEFINE_DMA_UNMAP_ADDR(mapping);
  212. };
  213. struct sw_tx_bd {
  214. struct sk_buff *skb;
  215. u16 first_bd;
  216. u8 flags;
  217. /* Set on the first BD descriptor when there is a split BD */
  218. #define BNX2X_TSO_SPLIT_BD (1<<0)
  219. };
  220. struct sw_rx_page {
  221. struct page *page;
  222. DEFINE_DMA_UNMAP_ADDR(mapping);
  223. };
  224. union db_prod {
  225. struct doorbell_set_prod data;
  226. u32 raw;
  227. };
  228. /* MC hsi */
  229. #define BCM_PAGE_SHIFT 12
  230. #define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
  231. #define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
  232. #define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
  233. #define PAGES_PER_SGE_SHIFT 0
  234. #define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
  235. #define SGE_PAGE_SIZE PAGE_SIZE
  236. #define SGE_PAGE_SHIFT PAGE_SHIFT
  237. #define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
  238. /* SGE ring related macros */
  239. #define NUM_RX_SGE_PAGES 2
  240. #define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
  241. #define MAX_RX_SGE_CNT (RX_SGE_CNT - 2)
  242. /* RX_SGE_CNT is promised to be a power of 2 */
  243. #define RX_SGE_MASK (RX_SGE_CNT - 1)
  244. #define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
  245. #define MAX_RX_SGE (NUM_RX_SGE - 1)
  246. #define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
  247. (MAX_RX_SGE_CNT - 1)) ? (x) + 3 : (x) + 1)
  248. #define RX_SGE(x) ((x) & MAX_RX_SGE)
  249. /* SGE producer mask related macros */
  250. /* Number of bits in one sge_mask array element */
  251. #define RX_SGE_MASK_ELEM_SZ 64
  252. #define RX_SGE_MASK_ELEM_SHIFT 6
  253. #define RX_SGE_MASK_ELEM_MASK ((u64)RX_SGE_MASK_ELEM_SZ - 1)
  254. /* Creates a bitmask of all ones in less significant bits.
  255. idx - index of the most significant bit in the created mask */
  256. #define RX_SGE_ONES_MASK(idx) \
  257. (((u64)0x1 << (((idx) & RX_SGE_MASK_ELEM_MASK) + 1)) - 1)
  258. #define RX_SGE_MASK_ELEM_ONE_MASK ((u64)(~0))
  259. /* Number of u64 elements in SGE mask array */
  260. #define RX_SGE_MASK_LEN ((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \
  261. RX_SGE_MASK_ELEM_SZ)
  262. #define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
  263. #define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
  264. union host_hc_status_block {
  265. /* pointer to fp status block e1x */
  266. struct host_hc_status_block_e1x *e1x_sb;
  267. /* pointer to fp status block e2 */
  268. struct host_hc_status_block_e2 *e2_sb;
  269. };
  270. struct bnx2x_fastpath {
  271. #define BNX2X_NAPI_WEIGHT 128
  272. struct napi_struct napi;
  273. union host_hc_status_block status_blk;
  274. /* chip independed shortcuts into sb structure */
  275. __le16 *sb_index_values;
  276. __le16 *sb_running_index;
  277. /* chip independed shortcut into rx_prods_offset memory */
  278. u32 ustorm_rx_prods_offset;
  279. dma_addr_t status_blk_mapping;
  280. struct sw_tx_bd *tx_buf_ring;
  281. union eth_tx_bd_types *tx_desc_ring;
  282. dma_addr_t tx_desc_mapping;
  283. struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
  284. struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
  285. struct eth_rx_bd *rx_desc_ring;
  286. dma_addr_t rx_desc_mapping;
  287. union eth_rx_cqe *rx_comp_ring;
  288. dma_addr_t rx_comp_mapping;
  289. /* SGE ring */
  290. struct eth_rx_sge *rx_sge_ring;
  291. dma_addr_t rx_sge_mapping;
  292. u64 sge_mask[RX_SGE_MASK_LEN];
  293. int state;
  294. #define BNX2X_FP_STATE_CLOSED 0
  295. #define BNX2X_FP_STATE_IRQ 0x80000
  296. #define BNX2X_FP_STATE_OPENING 0x90000
  297. #define BNX2X_FP_STATE_OPEN 0xa0000
  298. #define BNX2X_FP_STATE_HALTING 0xb0000
  299. #define BNX2X_FP_STATE_HALTED 0xc0000
  300. #define BNX2X_FP_STATE_TERMINATING 0xd0000
  301. #define BNX2X_FP_STATE_TERMINATED 0xe0000
  302. u8 index; /* number in fp array */
  303. u8 cl_id; /* eth client id */
  304. u8 cl_qzone_id;
  305. u8 fw_sb_id; /* status block number in FW */
  306. u8 igu_sb_id; /* status block number in HW */
  307. u32 cid;
  308. union db_prod tx_db;
  309. u16 tx_pkt_prod;
  310. u16 tx_pkt_cons;
  311. u16 tx_bd_prod;
  312. u16 tx_bd_cons;
  313. __le16 *tx_cons_sb;
  314. __le16 fp_hc_idx;
  315. u16 rx_bd_prod;
  316. u16 rx_bd_cons;
  317. u16 rx_comp_prod;
  318. u16 rx_comp_cons;
  319. u16 rx_sge_prod;
  320. /* The last maximal completed SGE */
  321. u16 last_max_sge;
  322. __le16 *rx_cons_sb;
  323. unsigned long tx_pkt,
  324. rx_pkt,
  325. rx_calls;
  326. /* TPA related */
  327. struct sw_rx_bd tpa_pool[ETH_MAX_AGGREGATION_QUEUES_E1H];
  328. u8 tpa_state[ETH_MAX_AGGREGATION_QUEUES_E1H];
  329. #define BNX2X_TPA_START 1
  330. #define BNX2X_TPA_STOP 2
  331. u8 disable_tpa;
  332. #ifdef BNX2X_STOP_ON_ERROR
  333. u64 tpa_queue_used;
  334. #endif
  335. struct tstorm_per_client_stats old_tclient;
  336. struct ustorm_per_client_stats old_uclient;
  337. struct xstorm_per_client_stats old_xclient;
  338. struct bnx2x_eth_q_stats eth_q_stats;
  339. /* The size is calculated using the following:
  340. sizeof name field from netdev structure +
  341. 4 ('-Xx-' string) +
  342. 4 (for the digits and to make it DWORD aligned) */
  343. #define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
  344. char name[FP_NAME_SIZE];
  345. struct bnx2x *bp; /* parent */
  346. };
  347. #define bnx2x_fp(bp, nr, var) (bp->fp[nr].var)
  348. #ifdef BCM_CNIC
  349. /* FCoE L2 `fastpath' is right after the eth entries */
  350. #define FCOE_IDX BNX2X_NUM_ETH_QUEUES(bp)
  351. #define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX])
  352. #define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var)
  353. #define IS_FCOE_FP(fp) (fp->index == FCOE_IDX)
  354. #define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX)
  355. #else
  356. #define IS_FCOE_FP(fp) false
  357. #define IS_FCOE_IDX(idx) false
  358. #endif
  359. /* MC hsi */
  360. #define MAX_FETCH_BD 13 /* HW max BDs per packet */
  361. #define RX_COPY_THRESH 92
  362. #define NUM_TX_RINGS 16
  363. #define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
  364. #define MAX_TX_DESC_CNT (TX_DESC_CNT - 1)
  365. #define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
  366. #define MAX_TX_BD (NUM_TX_BD - 1)
  367. #define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
  368. #define INIT_JUMBO_TX_RING_SIZE MAX_TX_AVAIL
  369. #define INIT_TX_RING_SIZE MAX_TX_AVAIL
  370. #define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
  371. (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
  372. #define TX_BD(x) ((x) & MAX_TX_BD)
  373. #define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
  374. /* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
  375. #define NUM_RX_RINGS 8
  376. #define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
  377. #define MAX_RX_DESC_CNT (RX_DESC_CNT - 2)
  378. #define RX_DESC_MASK (RX_DESC_CNT - 1)
  379. #define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
  380. #define MAX_RX_BD (NUM_RX_BD - 1)
  381. #define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
  382. #define MIN_RX_AVAIL 128
  383. #define INIT_JUMBO_RX_RING_SIZE MAX_RX_AVAIL
  384. #define INIT_RX_RING_SIZE MAX_RX_AVAIL
  385. #define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
  386. (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1)
  387. #define RX_BD(x) ((x) & MAX_RX_BD)
  388. /* As long as CQE is 4 times bigger than BD entry we have to allocate
  389. 4 times more pages for CQ ring in order to keep it balanced with
  390. BD ring */
  391. #define NUM_RCQ_RINGS (NUM_RX_RINGS * 4)
  392. #define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
  393. #define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - 1)
  394. #define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
  395. #define MAX_RCQ_BD (NUM_RCQ_BD - 1)
  396. #define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
  397. #define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
  398. (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
  399. #define RCQ_BD(x) ((x) & MAX_RCQ_BD)
  400. /* This is needed for determining of last_max */
  401. #define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
  402. #define __SGE_MASK_SET_BIT(el, bit) \
  403. do { \
  404. el = ((el) | ((u64)0x1 << (bit))); \
  405. } while (0)
  406. #define __SGE_MASK_CLEAR_BIT(el, bit) \
  407. do { \
  408. el = ((el) & (~((u64)0x1 << (bit)))); \
  409. } while (0)
  410. #define SGE_MASK_SET_BIT(fp, idx) \
  411. __SGE_MASK_SET_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
  412. ((idx) & RX_SGE_MASK_ELEM_MASK))
  413. #define SGE_MASK_CLEAR_BIT(fp, idx) \
  414. __SGE_MASK_CLEAR_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
  415. ((idx) & RX_SGE_MASK_ELEM_MASK))
  416. /* used on a CID received from the HW */
  417. #define SW_CID(x) (le32_to_cpu(x) & \
  418. (COMMON_RAMROD_ETH_RX_CQE_CID >> 7))
  419. #define CQE_CMD(x) (le32_to_cpu(x) >> \
  420. COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
  421. #define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
  422. le32_to_cpu((bd)->addr_lo))
  423. #define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
  424. #define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */
  425. #define BNX2X_DB_SHIFT 7 /* 128 bytes*/
  426. #define DPM_TRIGER_TYPE 0x40
  427. #define DOORBELL(bp, cid, val) \
  428. do { \
  429. writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
  430. DPM_TRIGER_TYPE); \
  431. } while (0)
  432. /* TX CSUM helpers */
  433. #define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
  434. skb->csum_offset)
  435. #define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
  436. skb->csum_offset))
  437. #define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
  438. #define XMIT_PLAIN 0
  439. #define XMIT_CSUM_V4 0x1
  440. #define XMIT_CSUM_V6 0x2
  441. #define XMIT_CSUM_TCP 0x4
  442. #define XMIT_GSO_V4 0x8
  443. #define XMIT_GSO_V6 0x10
  444. #define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
  445. #define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
  446. /* stuff added to make the code fit 80Col */
  447. #define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
  448. #define TPA_TYPE_START ETH_FAST_PATH_RX_CQE_START_FLG
  449. #define TPA_TYPE_END ETH_FAST_PATH_RX_CQE_END_FLG
  450. #define TPA_TYPE(cqe_fp_flags) ((cqe_fp_flags) & \
  451. (TPA_TYPE_START | TPA_TYPE_END))
  452. #define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
  453. #define BNX2X_IP_CSUM_ERR(cqe) \
  454. (!((cqe)->fast_path_cqe.status_flags & \
  455. ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
  456. ((cqe)->fast_path_cqe.type_error_flags & \
  457. ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))
  458. #define BNX2X_L4_CSUM_ERR(cqe) \
  459. (!((cqe)->fast_path_cqe.status_flags & \
  460. ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
  461. ((cqe)->fast_path_cqe.type_error_flags & \
  462. ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))
  463. #define BNX2X_RX_CSUM_OK(cqe) \
  464. (!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))
  465. #define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
  466. (((le16_to_cpu(flags) & \
  467. PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
  468. PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
  469. == PRS_FLAG_OVERETH_IPV4)
  470. #define BNX2X_RX_SUM_FIX(cqe) \
  471. BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
  472. #define U_SB_ETH_RX_CQ_INDEX 1
  473. #define U_SB_ETH_RX_BD_INDEX 2
  474. #define C_SB_ETH_TX_CQ_INDEX 5
  475. #define BNX2X_RX_SB_INDEX \
  476. (&fp->sb_index_values[U_SB_ETH_RX_CQ_INDEX])
  477. #define BNX2X_TX_SB_INDEX \
  478. (&fp->sb_index_values[C_SB_ETH_TX_CQ_INDEX])
  479. /* end of fast path */
  480. /* common */
  481. struct bnx2x_common {
  482. u32 chip_id;
  483. /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
  484. #define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
  485. #define CHIP_NUM(bp) (bp->common.chip_id >> 16)
  486. #define CHIP_NUM_57710 0x164e
  487. #define CHIP_NUM_57711 0x164f
  488. #define CHIP_NUM_57711E 0x1650
  489. #define CHIP_NUM_57712 0x1662
  490. #define CHIP_NUM_57712E 0x1663
  491. #define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
  492. #define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
  493. #define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
  494. #define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712)
  495. #define CHIP_IS_57712E(bp) (CHIP_NUM(bp) == CHIP_NUM_57712E)
  496. #define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
  497. CHIP_IS_57711E(bp))
  498. #define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \
  499. CHIP_IS_57712E(bp))
  500. #define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
  501. #define IS_E1H_OFFSET (CHIP_IS_E1H(bp) || CHIP_IS_E2(bp))
  502. #define CHIP_REV(bp) (bp->common.chip_id & 0x0000f000)
  503. #define CHIP_REV_Ax 0x00000000
  504. /* assume maximum 5 revisions */
  505. #define CHIP_REV_IS_SLOW(bp) (CHIP_REV(bp) > 0x00005000)
  506. /* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
  507. #define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
  508. !(CHIP_REV(bp) & 0x00001000))
  509. /* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
  510. #define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
  511. (CHIP_REV(bp) & 0x00001000))
  512. #define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
  513. ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
  514. #define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
  515. #define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
  516. #define CHIP_PARITY_ENABLED(bp) (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp))
  517. int flash_size;
  518. #define NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
  519. #define NVRAM_TIMEOUT_COUNT 30000
  520. #define NVRAM_PAGE_SIZE 256
  521. u32 shmem_base;
  522. u32 shmem2_base;
  523. u32 mf_cfg_base;
  524. u32 mf2_cfg_base;
  525. u32 hw_config;
  526. u32 bc_ver;
  527. u8 int_block;
  528. #define INT_BLOCK_HC 0
  529. #define INT_BLOCK_IGU 1
  530. #define INT_BLOCK_MODE_NORMAL 0
  531. #define INT_BLOCK_MODE_BW_COMP 2
  532. #define CHIP_INT_MODE_IS_NBC(bp) \
  533. (CHIP_IS_E2(bp) && \
  534. !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
  535. #define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
  536. u8 chip_port_mode;
  537. #define CHIP_4_PORT_MODE 0x0
  538. #define CHIP_2_PORT_MODE 0x1
  539. #define CHIP_PORT_MODE_NONE 0x2
  540. #define CHIP_MODE(bp) (bp->common.chip_port_mode)
  541. #define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
  542. };
  543. /* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
  544. #define BNX2X_IGU_STAS_MSG_VF_CNT 64
  545. #define BNX2X_IGU_STAS_MSG_PF_CNT 4
  546. /* end of common */
  547. /* port */
  548. struct bnx2x_port {
  549. u32 pmf;
  550. u32 link_config[LINK_CONFIG_SIZE];
  551. u32 supported[LINK_CONFIG_SIZE];
  552. /* link settings - missing defines */
  553. #define SUPPORTED_2500baseX_Full (1 << 15)
  554. u32 advertising[LINK_CONFIG_SIZE];
  555. /* link settings - missing defines */
  556. #define ADVERTISED_2500baseX_Full (1 << 15)
  557. u32 phy_addr;
  558. /* used to synchronize phy accesses */
  559. struct mutex phy_mutex;
  560. int need_hw_lock;
  561. u32 port_stx;
  562. struct nig_stats old_nig_stats;
  563. };
  564. /* end of port */
  565. /* e1h Classification CAM line allocations */
  566. enum {
  567. CAM_ETH_LINE = 0,
  568. CAM_ISCSI_ETH_LINE,
  569. CAM_FIP_ETH_LINE,
  570. CAM_FIP_MCAST_LINE,
  571. CAM_MAX_PF_LINE = CAM_FIP_MCAST_LINE
  572. };
  573. /* number of MACs per function in NIG memory - used for SI mode */
  574. #define NIG_LLH_FUNC_MEM_SIZE 16
  575. /* number of entries in NIG_REG_LLHX_FUNC_MEM */
  576. #define NIG_LLH_FUNC_MEM_MAX_OFFSET 8
  577. #define BNX2X_VF_ID_INVALID 0xFF
  578. /*
  579. * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
  580. * control by the number of fast-path status blocks supported by the
  581. * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
  582. * status block represents an independent interrupts context that can
  583. * serve a regular L2 networking queue. However special L2 queues such
  584. * as the FCoE queue do not require a FP-SB and other components like
  585. * the CNIC may consume FP-SB reducing the number of possible L2 queues
  586. *
  587. * If the maximum number of FP-SB available is X then:
  588. * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
  589. * regular L2 queues is Y=X-1
  590. * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
  591. * c. If the FCoE L2 queue is supported the actual number of L2 queues
  592. * is Y+1
  593. * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
  594. * slow-path interrupts) or Y+2 if CNIC is supported (one additional
  595. * FP interrupt context for the CNIC).
  596. * e. The number of HW context (CID count) is always X or X+1 if FCoE
  597. * L2 queue is supported. the cid for the FCoE L2 queue is always X.
  598. */
  599. #define FP_SB_MAX_E1x 16 /* fast-path interrupt contexts E1x */
  600. #define FP_SB_MAX_E2 16 /* fast-path interrupt contexts E2 */
  601. /*
  602. * cid_cnt paramter below refers to the value returned by
  603. * 'bnx2x_get_l2_cid_count()' routine
  604. */
  605. /*
  606. * The number of FP context allocated by the driver == max number of regular
  607. * L2 queues + 1 for the FCoE L2 queue
  608. */
  609. #define L2_FP_COUNT(cid_cnt) ((cid_cnt) - CNIC_CONTEXT_USE)
  610. /*
  611. * The number of FP-SB allocated by the driver == max number of regular L2
  612. * queues + 1 for the CNIC which also consumes an FP-SB
  613. */
  614. #define FP_SB_COUNT(cid_cnt) ((cid_cnt) - FCOE_CONTEXT_USE)
  615. #define NUM_IGU_SB_REQUIRED(cid_cnt) \
  616. (FP_SB_COUNT(cid_cnt) - NONE_ETH_CONTEXT_USE)
  617. union cdu_context {
  618. struct eth_context eth;
  619. char pad[1024];
  620. };
  621. /* CDU host DB constants */
  622. #define CDU_ILT_PAGE_SZ_HW 3
  623. #define CDU_ILT_PAGE_SZ (4096 << CDU_ILT_PAGE_SZ_HW) /* 32K */
  624. #define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
  625. #ifdef BCM_CNIC
  626. #define CNIC_ISCSI_CID_MAX 256
  627. #define CNIC_FCOE_CID_MAX 2048
  628. #define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
  629. #define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
  630. #endif
  631. #define QM_ILT_PAGE_SZ_HW 3
  632. #define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 32K */
  633. #define QM_CID_ROUND 1024
  634. #ifdef BCM_CNIC
  635. /* TM (timers) host DB constants */
  636. #define TM_ILT_PAGE_SZ_HW 2
  637. #define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 16K */
  638. /* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
  639. #define TM_CONN_NUM 1024
  640. #define TM_ILT_SZ (8 * TM_CONN_NUM)
  641. #define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
  642. /* SRC (Searcher) host DB constants */
  643. #define SRC_ILT_PAGE_SZ_HW 3
  644. #define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 32K */
  645. #define SRC_HASH_BITS 10
  646. #define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */
  647. #define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM)
  648. #define SRC_T2_SZ SRC_ILT_SZ
  649. #define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
  650. #endif
  651. #define MAX_DMAE_C 8
  652. /* DMA memory not used in fastpath */
  653. struct bnx2x_slowpath {
  654. struct eth_stats_query fw_stats;
  655. struct mac_configuration_cmd mac_config;
  656. struct mac_configuration_cmd mcast_config;
  657. struct client_init_ramrod_data client_init_data;
  658. /* used by dmae command executer */
  659. struct dmae_command dmae[MAX_DMAE_C];
  660. u32 stats_comp;
  661. union mac_stats mac_stats;
  662. struct nig_stats nig_stats;
  663. struct host_port_stats port_stats;
  664. struct host_func_stats func_stats;
  665. struct host_func_stats func_stats_base;
  666. u32 wb_comp;
  667. u32 wb_data[4];
  668. /* pfc configuration for DCBX ramrod */
  669. struct flow_control_configuration pfc_config;
  670. };
  671. #define bnx2x_sp(bp, var) (&bp->slowpath->var)
  672. #define bnx2x_sp_mapping(bp, var) \
  673. (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
  674. /* attn group wiring */
  675. #define MAX_DYNAMIC_ATTN_GRPS 8
  676. struct attn_route {
  677. u32 sig[5];
  678. };
  679. struct iro {
  680. u32 base;
  681. u16 m1;
  682. u16 m2;
  683. u16 m3;
  684. u16 size;
  685. };
  686. struct hw_context {
  687. union cdu_context *vcxt;
  688. dma_addr_t cxt_mapping;
  689. size_t size;
  690. };
  691. /* forward */
  692. struct bnx2x_ilt;
  693. typedef enum {
  694. BNX2X_RECOVERY_DONE,
  695. BNX2X_RECOVERY_INIT,
  696. BNX2X_RECOVERY_WAIT,
  697. } bnx2x_recovery_state_t;
  698. /**
  699. * Event queue (EQ or event ring) MC hsi
  700. * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
  701. */
  702. #define NUM_EQ_PAGES 1
  703. #define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
  704. #define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1)
  705. #define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
  706. #define EQ_DESC_MASK (NUM_EQ_DESC - 1)
  707. #define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
  708. /* depends on EQ_DESC_CNT_PAGE being a power of 2 */
  709. #define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \
  710. (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
  711. /* depends on the above and on NUM_EQ_PAGES being a power of 2 */
  712. #define EQ_DESC(x) ((x) & EQ_DESC_MASK)
  713. #define BNX2X_EQ_INDEX \
  714. (&bp->def_status_blk->sp_sb.\
  715. index_values[HC_SP_INDEX_EQ_CONS])
  716. struct bnx2x {
  717. /* Fields used in the tx and intr/napi performance paths
  718. * are grouped together in the beginning of the structure
  719. */
  720. struct bnx2x_fastpath *fp;
  721. void __iomem *regview;
  722. void __iomem *doorbells;
  723. u16 db_size;
  724. struct net_device *dev;
  725. struct pci_dev *pdev;
  726. struct iro *iro_arr;
  727. #define IRO (bp->iro_arr)
  728. atomic_t intr_sem;
  729. bnx2x_recovery_state_t recovery_state;
  730. int is_leader;
  731. struct msix_entry *msix_table;
  732. #define INT_MODE_INTx 1
  733. #define INT_MODE_MSI 2
  734. int tx_ring_size;
  735. u32 rx_csum;
  736. u32 rx_buf_size;
  737. /* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
  738. #define ETH_OVREHEAD (ETH_HLEN + 8 + 8)
  739. #define ETH_MIN_PACKET_SIZE 60
  740. #define ETH_MAX_PACKET_SIZE 1500
  741. #define ETH_MAX_JUMBO_PACKET_SIZE 9600
  742. /* Max supported alignment is 256 (8 shift) */
  743. #define BNX2X_RX_ALIGN_SHIFT ((L1_CACHE_SHIFT < 8) ? \
  744. L1_CACHE_SHIFT : 8)
  745. #define BNX2X_RX_ALIGN (1 << BNX2X_RX_ALIGN_SHIFT)
  746. #define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5)
  747. struct host_sp_status_block *def_status_blk;
  748. #define DEF_SB_IGU_ID 16
  749. #define DEF_SB_ID HC_SP_SB_ID
  750. __le16 def_idx;
  751. __le16 def_att_idx;
  752. u32 attn_state;
  753. struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
  754. /* slow path ring */
  755. struct eth_spe *spq;
  756. dma_addr_t spq_mapping;
  757. u16 spq_prod_idx;
  758. struct eth_spe *spq_prod_bd;
  759. struct eth_spe *spq_last_bd;
  760. __le16 *dsb_sp_prod;
  761. atomic_t spq_left; /* serialize spq */
  762. /* used to synchronize spq accesses */
  763. spinlock_t spq_lock;
  764. /* event queue */
  765. union event_ring_elem *eq_ring;
  766. dma_addr_t eq_mapping;
  767. u16 eq_prod;
  768. u16 eq_cons;
  769. __le16 *eq_cons_sb;
  770. /* Flags for marking that there is a STAT_QUERY or
  771. SET_MAC ramrod pending */
  772. int stats_pending;
  773. int set_mac_pending;
  774. /* End of fields used in the performance code paths */
  775. int panic;
  776. int msg_enable;
  777. u32 flags;
  778. #define PCIX_FLAG 1
  779. #define PCI_32BIT_FLAG 2
  780. #define ONE_PORT_FLAG 4
  781. #define NO_WOL_FLAG 8
  782. #define USING_DAC_FLAG 0x10
  783. #define USING_MSIX_FLAG 0x20
  784. #define USING_MSI_FLAG 0x40
  785. #define TPA_ENABLE_FLAG 0x80
  786. #define NO_MCP_FLAG 0x100
  787. #define DISABLE_MSI_FLAG 0x200
  788. #define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG)
  789. #define MF_FUNC_DIS 0x1000
  790. #define FCOE_MACS_SET 0x2000
  791. #define NO_FCOE_FLAG 0x4000
  792. #define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG)
  793. int pf_num; /* absolute PF number */
  794. int pfid; /* per-path PF number */
  795. int base_fw_ndsb;
  796. #define BP_PATH(bp) (!CHIP_IS_E2(bp) ? \
  797. 0 : (bp->pf_num & 1))
  798. #define BP_PORT(bp) (bp->pfid & 1)
  799. #define BP_FUNC(bp) (bp->pfid)
  800. #define BP_ABS_FUNC(bp) (bp->pf_num)
  801. #define BP_E1HVN(bp) (bp->pfid >> 1)
  802. #define BP_VN(bp) (CHIP_MODE_IS_4_PORT(bp) ? \
  803. 0 : BP_E1HVN(bp))
  804. #define BP_L_ID(bp) (BP_E1HVN(bp) << 2)
  805. #define BP_FW_MB_IDX(bp) (BP_PORT(bp) +\
  806. BP_VN(bp) * (CHIP_IS_E1x(bp) ? 2 : 1))
  807. #ifdef BCM_CNIC
  808. #define BCM_CNIC_CID_START 16
  809. #define BCM_ISCSI_ETH_CL_ID 17
  810. #endif
  811. int pm_cap;
  812. int pcie_cap;
  813. int mrrs;
  814. struct delayed_work sp_task;
  815. struct delayed_work reset_task;
  816. struct timer_list timer;
  817. int current_interval;
  818. u16 fw_seq;
  819. u16 fw_drv_pulse_wr_seq;
  820. u32 func_stx;
  821. struct link_params link_params;
  822. struct link_vars link_vars;
  823. struct mdio_if_info mdio;
  824. struct bnx2x_common common;
  825. struct bnx2x_port port;
  826. struct cmng_struct_per_port cmng;
  827. u32 vn_weight_sum;
  828. u32 mf_config[E1HVN_MAX];
  829. u32 mf2_config[E2_FUNC_MAX];
  830. u16 mf_ov;
  831. u8 mf_mode;
  832. #define IS_MF(bp) (bp->mf_mode != 0)
  833. #define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI)
  834. #define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD)
  835. u8 wol;
  836. int rx_ring_size;
  837. u16 tx_quick_cons_trip_int;
  838. u16 tx_quick_cons_trip;
  839. u16 tx_ticks_int;
  840. u16 tx_ticks;
  841. u16 rx_quick_cons_trip_int;
  842. u16 rx_quick_cons_trip;
  843. u16 rx_ticks_int;
  844. u16 rx_ticks;
  845. /* Maximal coalescing timeout in us */
  846. #define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
  847. u32 lin_cnt;
  848. int state;
  849. #define BNX2X_STATE_CLOSED 0
  850. #define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
  851. #define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
  852. #define BNX2X_STATE_OPEN 0x3000
  853. #define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
  854. #define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
  855. #define BNX2X_STATE_CLOSING_WAIT4_UNLOAD 0x6000
  856. #define BNX2X_STATE_FUNC_STARTED 0x7000
  857. #define BNX2X_STATE_DIAG 0xe000
  858. #define BNX2X_STATE_ERROR 0xf000
  859. int multi_mode;
  860. int num_queues;
  861. int disable_tpa;
  862. int int_mode;
  863. struct tstorm_eth_mac_filter_config mac_filters;
  864. #define BNX2X_ACCEPT_NONE 0x0000
  865. #define BNX2X_ACCEPT_UNICAST 0x0001
  866. #define BNX2X_ACCEPT_MULTICAST 0x0002
  867. #define BNX2X_ACCEPT_ALL_UNICAST 0x0004
  868. #define BNX2X_ACCEPT_ALL_MULTICAST 0x0008
  869. #define BNX2X_ACCEPT_BROADCAST 0x0010
  870. #define BNX2X_ACCEPT_UNMATCHED_UCAST 0x0020
  871. #define BNX2X_PROMISCUOUS_MODE 0x10000
  872. u32 rx_mode;
  873. #define BNX2X_RX_MODE_NONE 0
  874. #define BNX2X_RX_MODE_NORMAL 1
  875. #define BNX2X_RX_MODE_ALLMULTI 2
  876. #define BNX2X_RX_MODE_PROMISC 3
  877. #define BNX2X_MAX_MULTICAST 64
  878. #define BNX2X_MAX_EMUL_MULTI 16
  879. u8 igu_dsb_id;
  880. u8 igu_base_sb;
  881. u8 igu_sb_cnt;
  882. dma_addr_t def_status_blk_mapping;
  883. struct bnx2x_slowpath *slowpath;
  884. dma_addr_t slowpath_mapping;
  885. struct hw_context context;
  886. struct bnx2x_ilt *ilt;
  887. #define BP_ILT(bp) ((bp)->ilt)
  888. #define ILT_MAX_LINES 128
  889. int l2_cid_count;
  890. #define L2_ILT_LINES(bp) (DIV_ROUND_UP((bp)->l2_cid_count, \
  891. ILT_PAGE_CIDS))
  892. #define BNX2X_DB_SIZE(bp) ((bp)->l2_cid_count * (1 << BNX2X_DB_SHIFT))
  893. int qm_cid_count;
  894. int dropless_fc;
  895. #ifdef BCM_CNIC
  896. u32 cnic_flags;
  897. #define BNX2X_CNIC_FLAG_MAC_SET 1
  898. void *t2;
  899. dma_addr_t t2_mapping;
  900. struct cnic_ops *cnic_ops;
  901. void *cnic_data;
  902. u32 cnic_tag;
  903. struct cnic_eth_dev cnic_eth_dev;
  904. union host_hc_status_block cnic_sb;
  905. dma_addr_t cnic_sb_mapping;
  906. #define CNIC_SB_ID(bp) ((bp)->base_fw_ndsb + BP_L_ID(bp))
  907. #define CNIC_IGU_SB_ID(bp) ((bp)->igu_base_sb)
  908. struct eth_spe *cnic_kwq;
  909. struct eth_spe *cnic_kwq_prod;
  910. struct eth_spe *cnic_kwq_cons;
  911. struct eth_spe *cnic_kwq_last;
  912. u16 cnic_kwq_pending;
  913. u16 cnic_spq_pending;
  914. struct mutex cnic_mutex;
  915. u8 iscsi_mac[ETH_ALEN];
  916. u8 fip_mac[ETH_ALEN];
  917. #endif
  918. int dmae_ready;
  919. /* used to synchronize dmae accesses */
  920. struct mutex dmae_mutex;
  921. /* used to protect the FW mail box */
  922. struct mutex fw_mb_mutex;
  923. /* used to synchronize stats collecting */
  924. int stats_state;
  925. /* used for synchronization of concurrent threads statistics handling */
  926. spinlock_t stats_lock;
  927. /* used by dmae command loader */
  928. struct dmae_command stats_dmae;
  929. int executer_idx;
  930. u16 stats_counter;
  931. struct bnx2x_eth_stats eth_stats;
  932. struct z_stream_s *strm;
  933. void *gunzip_buf;
  934. dma_addr_t gunzip_mapping;
  935. int gunzip_outlen;
  936. #define FW_BUF_SIZE 0x8000
  937. #define GUNZIP_BUF(bp) (bp->gunzip_buf)
  938. #define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
  939. #define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
  940. struct raw_op *init_ops;
  941. /* Init blocks offsets inside init_ops */
  942. u16 *init_ops_offsets;
  943. /* Data blob - has 32 bit granularity */
  944. u32 *init_data;
  945. /* Zipped PRAM blobs - raw data */
  946. const u8 *tsem_int_table_data;
  947. const u8 *tsem_pram_data;
  948. const u8 *usem_int_table_data;
  949. const u8 *usem_pram_data;
  950. const u8 *xsem_int_table_data;
  951. const u8 *xsem_pram_data;
  952. const u8 *csem_int_table_data;
  953. const u8 *csem_pram_data;
  954. #define INIT_OPS(bp) (bp->init_ops)
  955. #define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
  956. #define INIT_DATA(bp) (bp->init_data)
  957. #define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
  958. #define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
  959. #define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
  960. #define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
  961. #define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
  962. #define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
  963. #define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
  964. #define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
  965. char fw_ver[32];
  966. const struct firmware *firmware;
  967. /* LLDP params */
  968. struct bnx2x_config_lldp_params lldp_config_params;
  969. /* DCB support on/off */
  970. u16 dcb_state;
  971. #define BNX2X_DCB_STATE_OFF 0
  972. #define BNX2X_DCB_STATE_ON 1
  973. /* DCBX engine mode */
  974. int dcbx_enabled;
  975. #define BNX2X_DCBX_ENABLED_OFF 0
  976. #define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1
  977. #define BNX2X_DCBX_ENABLED_ON_NEG_ON 2
  978. #define BNX2X_DCBX_ENABLED_INVALID (-1)
  979. bool dcbx_mode_uset;
  980. struct bnx2x_config_dcbx_params dcbx_config_params;
  981. struct bnx2x_dcbx_port_params dcbx_port_params;
  982. int dcb_version;
  983. /* DCBX Negotation results */
  984. struct dcbx_features dcbx_local_feat;
  985. u32 dcbx_error;
  986. };
  987. /**
  988. * Init queue/func interface
  989. */
  990. /* queue init flags */
  991. #define QUEUE_FLG_TPA 0x0001
  992. #define QUEUE_FLG_CACHE_ALIGN 0x0002
  993. #define QUEUE_FLG_STATS 0x0004
  994. #define QUEUE_FLG_OV 0x0008
  995. #define QUEUE_FLG_VLAN 0x0010
  996. #define QUEUE_FLG_COS 0x0020
  997. #define QUEUE_FLG_HC 0x0040
  998. #define QUEUE_FLG_DHC 0x0080
  999. #define QUEUE_FLG_OOO 0x0100
  1000. #define QUEUE_DROP_IP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_IP_CS_ERR
  1001. #define QUEUE_DROP_TCP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_TCP_CS_ERR
  1002. #define QUEUE_DROP_TTL0 TSTORM_ETH_CLIENT_CONFIG_DROP_TTL0
  1003. #define QUEUE_DROP_UDP_CS_ERR TSTORM_ETH_CLIENT_CONFIG_DROP_UDP_CS_ERR
  1004. /* rss capabilities */
  1005. #define RSS_IPV4_CAP 0x0001
  1006. #define RSS_IPV4_TCP_CAP 0x0002
  1007. #define RSS_IPV6_CAP 0x0004
  1008. #define RSS_IPV6_TCP_CAP 0x0008
  1009. #define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
  1010. #define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NONE_ETH_CONTEXT_USE)
  1011. /* ethtool statistics are displayed for all regular ethernet queues and the
  1012. * fcoe L2 queue if not disabled
  1013. */
  1014. #define BNX2X_NUM_STAT_QUEUES(bp) (NO_FCOE(bp) ? BNX2X_NUM_ETH_QUEUES(bp) : \
  1015. (BNX2X_NUM_ETH_QUEUES(bp) + FCOE_CONTEXT_USE))
  1016. #define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
  1017. #define BNX2X_MAX_QUEUES(bp) (bp->igu_sb_cnt - CNIC_CONTEXT_USE)
  1018. #define RSS_IPV4_CAP_MASK \
  1019. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
  1020. #define RSS_IPV4_TCP_CAP_MASK \
  1021. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
  1022. #define RSS_IPV6_CAP_MASK \
  1023. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
  1024. #define RSS_IPV6_TCP_CAP_MASK \
  1025. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
  1026. /* func init flags */
  1027. #define FUNC_FLG_STATS 0x0001
  1028. #define FUNC_FLG_TPA 0x0002
  1029. #define FUNC_FLG_SPQ 0x0004
  1030. #define FUNC_FLG_LEADING 0x0008 /* PF only */
  1031. struct rxq_pause_params {
  1032. u16 bd_th_lo;
  1033. u16 bd_th_hi;
  1034. u16 rcq_th_lo;
  1035. u16 rcq_th_hi;
  1036. u16 sge_th_lo; /* valid iff QUEUE_FLG_TPA */
  1037. u16 sge_th_hi; /* valid iff QUEUE_FLG_TPA */
  1038. u16 pri_map;
  1039. };
  1040. struct bnx2x_rxq_init_params {
  1041. /* cxt*/
  1042. struct eth_context *cxt;
  1043. /* dma */
  1044. dma_addr_t dscr_map;
  1045. dma_addr_t sge_map;
  1046. dma_addr_t rcq_map;
  1047. dma_addr_t rcq_np_map;
  1048. u16 flags;
  1049. u16 drop_flags;
  1050. u16 mtu;
  1051. u16 buf_sz;
  1052. u16 fw_sb_id;
  1053. u16 cl_id;
  1054. u16 spcl_id;
  1055. u16 cl_qzone_id;
  1056. /* valid iff QUEUE_FLG_STATS */
  1057. u16 stat_id;
  1058. /* valid iff QUEUE_FLG_TPA */
  1059. u16 tpa_agg_sz;
  1060. u16 sge_buf_sz;
  1061. u16 max_sges_pkt;
  1062. /* valid iff QUEUE_FLG_CACHE_ALIGN */
  1063. u8 cache_line_log;
  1064. u8 sb_cq_index;
  1065. u32 cid;
  1066. /* desired interrupts per sec. valid iff QUEUE_FLG_HC */
  1067. u32 hc_rate;
  1068. };
  1069. struct bnx2x_txq_init_params {
  1070. /* cxt*/
  1071. struct eth_context *cxt;
  1072. /* dma */
  1073. dma_addr_t dscr_map;
  1074. u16 flags;
  1075. u16 fw_sb_id;
  1076. u8 sb_cq_index;
  1077. u8 cos; /* valid iff QUEUE_FLG_COS */
  1078. u16 stat_id; /* valid iff QUEUE_FLG_STATS */
  1079. u16 traffic_type;
  1080. u32 cid;
  1081. u16 hc_rate; /* desired interrupts per sec.*/
  1082. /* valid iff QUEUE_FLG_HC */
  1083. };
  1084. struct bnx2x_client_ramrod_params {
  1085. int *pstate;
  1086. int state;
  1087. u16 index;
  1088. u16 cl_id;
  1089. u32 cid;
  1090. u8 poll;
  1091. #define CLIENT_IS_FCOE 0x01
  1092. #define CLIENT_IS_LEADING_RSS 0x02
  1093. u8 flags;
  1094. };
  1095. struct bnx2x_client_init_params {
  1096. struct rxq_pause_params pause;
  1097. struct bnx2x_rxq_init_params rxq_params;
  1098. struct bnx2x_txq_init_params txq_params;
  1099. struct bnx2x_client_ramrod_params ramrod_params;
  1100. };
  1101. struct bnx2x_rss_params {
  1102. int mode;
  1103. u16 cap;
  1104. u16 result_mask;
  1105. };
  1106. struct bnx2x_func_init_params {
  1107. /* rss */
  1108. struct bnx2x_rss_params *rss; /* valid iff FUNC_FLG_RSS */
  1109. /* dma */
  1110. dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */
  1111. dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */
  1112. u16 func_flgs;
  1113. u16 func_id; /* abs fid */
  1114. u16 pf_id;
  1115. u16 spq_prod; /* valid iff FUNC_FLG_SPQ */
  1116. };
  1117. #define for_each_eth_queue(bp, var) \
  1118. for (var = 0; var < BNX2X_NUM_ETH_QUEUES(bp); var++)
  1119. #define for_each_nondefault_eth_queue(bp, var) \
  1120. for (var = 1; var < BNX2X_NUM_ETH_QUEUES(bp); var++)
  1121. #define for_each_napi_queue(bp, var) \
  1122. for (var = 0; \
  1123. var < BNX2X_NUM_ETH_QUEUES(bp) + FCOE_CONTEXT_USE; var++) \
  1124. if (skip_queue(bp, var)) \
  1125. continue; \
  1126. else
  1127. #define for_each_queue(bp, var) \
  1128. for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
  1129. if (skip_queue(bp, var)) \
  1130. continue; \
  1131. else
  1132. #define for_each_rx_queue(bp, var) \
  1133. for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
  1134. if (skip_rx_queue(bp, var)) \
  1135. continue; \
  1136. else
  1137. #define for_each_tx_queue(bp, var) \
  1138. for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++) \
  1139. if (skip_tx_queue(bp, var)) \
  1140. continue; \
  1141. else
  1142. #define for_each_nondefault_queue(bp, var) \
  1143. for (var = 1; var < BNX2X_NUM_QUEUES(bp); var++) \
  1144. if (skip_queue(bp, var)) \
  1145. continue; \
  1146. else
  1147. /* skip rx queue
  1148. * if FCOE l2 support is disabled and this is the fcoe L2 queue
  1149. */
  1150. #define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
  1151. /* skip tx queue
  1152. * if FCOE l2 support is disabled and this is the fcoe L2 queue
  1153. */
  1154. #define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
  1155. #define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx))
  1156. #define WAIT_RAMROD_POLL 0x01
  1157. #define WAIT_RAMROD_COMMON 0x02
  1158. /* dmae */
  1159. void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
  1160. void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
  1161. u32 len32);
  1162. void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
  1163. u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
  1164. u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
  1165. u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
  1166. bool with_comp, u8 comp_type);
  1167. int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
  1168. int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
  1169. int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
  1170. u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param);
  1171. void bnx2x_calc_fc_adv(struct bnx2x *bp);
  1172. int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
  1173. u32 data_hi, u32 data_lo, int common);
  1174. void bnx2x_update_coalesce(struct bnx2x *bp);
  1175. int bnx2x_get_link_cfg_idx(struct bnx2x *bp);
  1176. static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
  1177. int wait)
  1178. {
  1179. u32 val;
  1180. do {
  1181. val = REG_RD(bp, reg);
  1182. if (val == expected)
  1183. break;
  1184. ms -= wait;
  1185. msleep(wait);
  1186. } while (ms > 0);
  1187. return val;
  1188. }
  1189. #define BNX2X_ILT_ZALLOC(x, y, size) \
  1190. do { \
  1191. x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
  1192. if (x) \
  1193. memset(x, 0, size); \
  1194. } while (0)
  1195. #define BNX2X_ILT_FREE(x, y, size) \
  1196. do { \
  1197. if (x) { \
  1198. dma_free_coherent(&bp->pdev->dev, size, x, y); \
  1199. x = NULL; \
  1200. y = 0; \
  1201. } \
  1202. } while (0)
  1203. #define ILOG2(x) (ilog2((x)))
  1204. #define ILT_NUM_PAGE_ENTRIES (3072)
  1205. /* In 57710/11 we use whole table since we have 8 func
  1206. * In 57712 we have only 4 func, but use same size per func, then only half of
  1207. * the table in use
  1208. */
  1209. #define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8)
  1210. #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
  1211. /*
  1212. * the phys address is shifted right 12 bits and has an added
  1213. * 1=valid bit added to the 53rd bit
  1214. * then since this is a wide register(TM)
  1215. * we split it into two 32 bit writes
  1216. */
  1217. #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
  1218. #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
  1219. /* load/unload mode */
  1220. #define LOAD_NORMAL 0
  1221. #define LOAD_OPEN 1
  1222. #define LOAD_DIAG 2
  1223. #define UNLOAD_NORMAL 0
  1224. #define UNLOAD_CLOSE 1
  1225. #define UNLOAD_RECOVERY 2
  1226. /* DMAE command defines */
  1227. #define DMAE_TIMEOUT -1
  1228. #define DMAE_PCI_ERROR -2 /* E2 and onward */
  1229. #define DMAE_NOT_RDY -3
  1230. #define DMAE_PCI_ERR_FLAG 0x80000000
  1231. #define DMAE_SRC_PCI 0
  1232. #define DMAE_SRC_GRC 1
  1233. #define DMAE_DST_NONE 0
  1234. #define DMAE_DST_PCI 1
  1235. #define DMAE_DST_GRC 2
  1236. #define DMAE_COMP_PCI 0
  1237. #define DMAE_COMP_GRC 1
  1238. /* E2 and onward - PCI error handling in the completion */
  1239. #define DMAE_COMP_REGULAR 0
  1240. #define DMAE_COM_SET_ERR 1
  1241. #define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \
  1242. DMAE_COMMAND_SRC_SHIFT)
  1243. #define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \
  1244. DMAE_COMMAND_SRC_SHIFT)
  1245. #define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \
  1246. DMAE_COMMAND_DST_SHIFT)
  1247. #define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \
  1248. DMAE_COMMAND_DST_SHIFT)
  1249. #define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \
  1250. DMAE_COMMAND_C_DST_SHIFT)
  1251. #define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \
  1252. DMAE_COMMAND_C_DST_SHIFT)
  1253. #define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
  1254. #define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
  1255. #define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
  1256. #define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
  1257. #define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
  1258. #define DMAE_CMD_PORT_0 0
  1259. #define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
  1260. #define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
  1261. #define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
  1262. #define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
  1263. #define DMAE_SRC_PF 0
  1264. #define DMAE_SRC_VF 1
  1265. #define DMAE_DST_PF 0
  1266. #define DMAE_DST_VF 1
  1267. #define DMAE_C_SRC 0
  1268. #define DMAE_C_DST 1
  1269. #define DMAE_LEN32_RD_MAX 0x80
  1270. #define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
  1271. #define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit
  1272. indicates eror */
  1273. #define MAX_DMAE_C_PER_PORT 8
  1274. #define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
  1275. BP_E1HVN(bp))
  1276. #define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
  1277. E1HVN_MAX)
  1278. /* PCIE link and speed */
  1279. #define PCICFG_LINK_WIDTH 0x1f00000
  1280. #define PCICFG_LINK_WIDTH_SHIFT 20
  1281. #define PCICFG_LINK_SPEED 0xf0000
  1282. #define PCICFG_LINK_SPEED_SHIFT 16
  1283. #define BNX2X_NUM_TESTS 7
  1284. #define BNX2X_PHY_LOOPBACK 0
  1285. #define BNX2X_MAC_LOOPBACK 1
  1286. #define BNX2X_PHY_LOOPBACK_FAILED 1
  1287. #define BNX2X_MAC_LOOPBACK_FAILED 2
  1288. #define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
  1289. BNX2X_PHY_LOOPBACK_FAILED)
  1290. #define STROM_ASSERT_ARRAY_SIZE 50
  1291. /* must be used on a CID before placing it on a HW ring */
  1292. #define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
  1293. (BP_E1HVN(bp) << 17) | (x))
  1294. #define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
  1295. #define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
  1296. #define BNX2X_BTR 4
  1297. #define MAX_SPQ_PENDING 8
  1298. /* CMNG constants
  1299. derived from lab experiments, and not from system spec calculations !!! */
  1300. #define DEF_MIN_RATE 100
  1301. /* resolution of the rate shaping timer - 100 usec */
  1302. #define RS_PERIODIC_TIMEOUT_USEC 100
  1303. /* resolution of fairness algorithm in usecs -
  1304. coefficient for calculating the actual t fair */
  1305. #define T_FAIR_COEF 10000000
  1306. /* number of bytes in single QM arbitration cycle -
  1307. coefficient for calculating the fairness timer */
  1308. #define QM_ARB_BYTES 40000
  1309. #define FAIR_MEM 2
  1310. #define ATTN_NIG_FOR_FUNC (1L << 8)
  1311. #define ATTN_SW_TIMER_4_FUNC (1L << 9)
  1312. #define GPIO_2_FUNC (1L << 10)
  1313. #define GPIO_3_FUNC (1L << 11)
  1314. #define GPIO_4_FUNC (1L << 12)
  1315. #define ATTN_GENERAL_ATTN_1 (1L << 13)
  1316. #define ATTN_GENERAL_ATTN_2 (1L << 14)
  1317. #define ATTN_GENERAL_ATTN_3 (1L << 15)
  1318. #define ATTN_GENERAL_ATTN_4 (1L << 13)
  1319. #define ATTN_GENERAL_ATTN_5 (1L << 14)
  1320. #define ATTN_GENERAL_ATTN_6 (1L << 15)
  1321. #define ATTN_HARD_WIRED_MASK 0xff00
  1322. #define ATTENTION_ID 4
  1323. /* stuff added to make the code fit 80Col */
  1324. #define BNX2X_PMF_LINK_ASSERT \
  1325. GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
  1326. #define BNX2X_MC_ASSERT_BITS \
  1327. (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
  1328. GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
  1329. GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
  1330. GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
  1331. #define BNX2X_MCP_ASSERT \
  1332. GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
  1333. #define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
  1334. #define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
  1335. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
  1336. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
  1337. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
  1338. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
  1339. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
  1340. #define HW_INTERRUT_ASSERT_SET_0 \
  1341. (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
  1342. AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
  1343. AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
  1344. AEU_INPUTS_ATTN_BITS_PBF_HW_INTERRUPT)
  1345. #define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
  1346. AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
  1347. AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
  1348. AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
  1349. AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR)
  1350. #define HW_INTERRUT_ASSERT_SET_1 \
  1351. (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
  1352. AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
  1353. AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
  1354. AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
  1355. AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
  1356. AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
  1357. AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
  1358. AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
  1359. AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
  1360. AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
  1361. AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
  1362. #define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR |\
  1363. AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
  1364. AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
  1365. AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
  1366. AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
  1367. AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
  1368. AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
  1369. AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
  1370. AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
  1371. AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
  1372. AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR)
  1373. #define HW_INTERRUT_ASSERT_SET_2 \
  1374. (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
  1375. AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
  1376. AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
  1377. AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
  1378. AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
  1379. #define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
  1380. AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
  1381. AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
  1382. AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
  1383. AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
  1384. AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
  1385. AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
  1386. #define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
  1387. AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
  1388. AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
  1389. AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
  1390. #define RSS_FLAGS(bp) \
  1391. (TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \
  1392. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \
  1393. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \
  1394. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \
  1395. (bp->multi_mode << \
  1396. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT))
  1397. #define MULTI_MASK 0x7f
  1398. #define BNX2X_SP_DSB_INDEX \
  1399. (&bp->def_status_blk->sp_sb.\
  1400. index_values[HC_SP_INDEX_ETH_DEF_CONS])
  1401. #define SET_FLAG(value, mask, flag) \
  1402. do {\
  1403. (value) &= ~(mask);\
  1404. (value) |= ((flag) << (mask##_SHIFT));\
  1405. } while (0)
  1406. #define GET_FLAG(value, mask) \
  1407. (((value) &= (mask)) >> (mask##_SHIFT))
  1408. #define GET_FIELD(value, fname) \
  1409. (((value) & (fname##_MASK)) >> (fname##_SHIFT))
  1410. #define CAM_IS_INVALID(x) \
  1411. (GET_FLAG(x.flags, \
  1412. MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
  1413. (T_ETH_MAC_COMMAND_INVALIDATE))
  1414. /* Number of u32 elements in MC hash array */
  1415. #define MC_HASH_SIZE 8
  1416. #define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
  1417. TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
  1418. #ifndef PXP2_REG_PXP2_INT_STS
  1419. #define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
  1420. #endif
  1421. #ifndef ETH_MAX_RX_CLIENTS_E2
  1422. #define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H
  1423. #endif
  1424. #define BNX2X_VPD_LEN 128
  1425. #define VENDOR_ID_LEN 4
  1426. /* Congestion management fairness mode */
  1427. #define CMNG_FNS_NONE 0
  1428. #define CMNG_FNS_MINMAX 1
  1429. #define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/
  1430. #define HC_SEG_ACCESS_ATTN 4
  1431. #define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/
  1432. #ifdef BNX2X_MAIN
  1433. #define BNX2X_EXTERN
  1434. #else
  1435. #define BNX2X_EXTERN extern
  1436. #endif
  1437. BNX2X_EXTERN int load_count[2][3]; /* per path: 0-common, 1-port0, 2-port1 */
  1438. extern void bnx2x_set_ethtool_ops(struct net_device *netdev);
  1439. #endif /* bnx2x.h */