bnx2x.h 39 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018101910201021102210231024102510261027102810291030103110321033103410351036103710381039104010411042104310441045104610471048104910501051105210531054105510561057105810591060106110621063106410651066106710681069107010711072107310741075107610771078107910801081108210831084108510861087108810891090109110921093109410951096109710981099110011011102110311041105110611071108110911101111111211131114111511161117111811191120112111221123112411251126112711281129113011311132113311341135113611371138113911401141114211431144114511461147114811491150115111521153115411551156115711581159116011611162116311641165116611671168116911701171117211731174117511761177117811791180118111821183118411851186118711881189119011911192119311941195119611971198119912001201120212031204120512061207120812091210121112121213121412151216121712181219122012211222122312241225122612271228122912301231123212331234123512361237123812391240124112421243124412451246124712481249125012511252125312541255125612571258125912601261126212631264126512661267126812691270127112721273127412751276127712781279128012811282128312841285128612871288128912901291129212931294129512961297129812991300130113021303130413051306130713081309131013111312131313141315131613171318131913201321132213231324132513261327132813291330133113321333133413351336133713381339134013411342134313441345134613471348134913501351135213531354135513561357135813591360136113621363136413651366136713681369137013711372137313741375137613771378137913801381138213831384138513861387
  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. /* compilation time flags */
  16. /* define this to make the driver freeze on error to allow getting debug info
  17. * (you will need to reboot afterwards) */
  18. /* #define BNX2X_STOP_ON_ERROR */
  19. #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
  20. #define BCM_VLAN 1
  21. #endif
  22. #define BNX2X_MULTI_QUEUE
  23. #define BNX2X_NEW_NAPI
  24. #if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
  25. #define BCM_CNIC 1
  26. #include "../cnic_if.h"
  27. #endif
  28. #ifdef BCM_CNIC
  29. #define BNX2X_MIN_MSIX_VEC_CNT 3
  30. #define BNX2X_MSIX_VEC_FP_START 2
  31. #else
  32. #define BNX2X_MIN_MSIX_VEC_CNT 2
  33. #define BNX2X_MSIX_VEC_FP_START 1
  34. #endif
  35. #include <linux/mdio.h>
  36. #include <linux/pci.h>
  37. #include "bnx2x_reg.h"
  38. #include "bnx2x_fw_defs.h"
  39. #include "bnx2x_hsi.h"
  40. #include "bnx2x_link.h"
  41. /* error/debug prints */
  42. #define DRV_MODULE_NAME "bnx2x"
  43. /* for messages that are currently off */
  44. #define BNX2X_MSG_OFF 0
  45. #define BNX2X_MSG_MCP 0x010000 /* was: NETIF_MSG_HW */
  46. #define BNX2X_MSG_STATS 0x020000 /* was: NETIF_MSG_TIMER */
  47. #define BNX2X_MSG_NVM 0x040000 /* was: NETIF_MSG_HW */
  48. #define BNX2X_MSG_DMAE 0x080000 /* was: NETIF_MSG_HW */
  49. #define BNX2X_MSG_SP 0x100000 /* was: NETIF_MSG_INTR */
  50. #define BNX2X_MSG_FP 0x200000 /* was: NETIF_MSG_INTR */
  51. #define DP_LEVEL KERN_NOTICE /* was: KERN_DEBUG */
  52. /* regular debug print */
  53. #define DP(__mask, __fmt, __args...) \
  54. do { \
  55. if (bp->msg_enable & (__mask)) \
  56. printk(DP_LEVEL "[%s:%d(%s)]" __fmt, \
  57. __func__, __LINE__, \
  58. bp->dev ? (bp->dev->name) : "?", \
  59. ##__args); \
  60. } while (0)
  61. /* errors debug print */
  62. #define BNX2X_DBG_ERR(__fmt, __args...) \
  63. do { \
  64. if (netif_msg_probe(bp)) \
  65. pr_err("[%s:%d(%s)]" __fmt, \
  66. __func__, __LINE__, \
  67. bp->dev ? (bp->dev->name) : "?", \
  68. ##__args); \
  69. } while (0)
  70. /* for errors (never masked) */
  71. #define BNX2X_ERR(__fmt, __args...) \
  72. do { \
  73. pr_err("[%s:%d(%s)]" __fmt, \
  74. __func__, __LINE__, \
  75. bp->dev ? (bp->dev->name) : "?", \
  76. ##__args); \
  77. } while (0)
  78. #define BNX2X_ERROR(__fmt, __args...) do { \
  79. pr_err("[%s:%d]" __fmt, __func__, __LINE__, ##__args); \
  80. } while (0)
  81. /* before we have a dev->name use dev_info() */
  82. #define BNX2X_DEV_INFO(__fmt, __args...) \
  83. do { \
  84. if (netif_msg_probe(bp)) \
  85. dev_info(&bp->pdev->dev, __fmt, ##__args); \
  86. } while (0)
  87. #ifdef BNX2X_STOP_ON_ERROR
  88. #define bnx2x_panic() do { \
  89. bp->panic = 1; \
  90. BNX2X_ERR("driver assert\n"); \
  91. bnx2x_int_disable(bp); \
  92. bnx2x_panic_dump(bp); \
  93. } while (0)
  94. #else
  95. #define bnx2x_panic() do { \
  96. bp->panic = 1; \
  97. BNX2X_ERR("driver assert\n"); \
  98. bnx2x_panic_dump(bp); \
  99. } while (0)
  100. #endif
  101. #define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff)
  102. #define U64_HI(x) (u32)(((u64)(x)) >> 32)
  103. #define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo))
  104. #define REG_ADDR(bp, offset) (bp->regview + offset)
  105. #define REG_RD(bp, offset) readl(REG_ADDR(bp, offset))
  106. #define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset))
  107. #define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset))
  108. #define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset))
  109. #define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset))
  110. #define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset)
  111. #define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val)
  112. #define REG_RD_DMAE(bp, offset, valp, len32) \
  113. do { \
  114. bnx2x_read_dmae(bp, offset, len32);\
  115. memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
  116. } while (0)
  117. #define REG_WR_DMAE(bp, offset, valp, len32) \
  118. do { \
  119. memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
  120. bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
  121. offset, len32); \
  122. } while (0)
  123. #define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
  124. do { \
  125. memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
  126. bnx2x_write_big_buf_wb(bp, addr, len32); \
  127. } while (0)
  128. #define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \
  129. offsetof(struct shmem_region, field))
  130. #define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field))
  131. #define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val)
  132. #define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \
  133. offsetof(struct shmem2_region, field))
  134. #define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field))
  135. #define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val)
  136. #define MF_CFG_RD(bp, field) SHMEM_RD(bp, mf_cfg.field)
  137. #define MF_CFG_WR(bp, field, val) SHMEM_WR(bp, mf_cfg.field, val)
  138. #define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg)
  139. #define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val)
  140. #define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
  141. AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
  142. /* fast path */
  143. struct sw_rx_bd {
  144. struct sk_buff *skb;
  145. DEFINE_DMA_UNMAP_ADDR(mapping);
  146. };
  147. struct sw_tx_bd {
  148. struct sk_buff *skb;
  149. u16 first_bd;
  150. u8 flags;
  151. /* Set on the first BD descriptor when there is a split BD */
  152. #define BNX2X_TSO_SPLIT_BD (1<<0)
  153. };
  154. struct sw_rx_page {
  155. struct page *page;
  156. DEFINE_DMA_UNMAP_ADDR(mapping);
  157. };
  158. union db_prod {
  159. struct doorbell_set_prod data;
  160. u32 raw;
  161. };
  162. /* MC hsi */
  163. #define BCM_PAGE_SHIFT 12
  164. #define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT)
  165. #define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1))
  166. #define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
  167. #define PAGES_PER_SGE_SHIFT 0
  168. #define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT)
  169. #define SGE_PAGE_SIZE PAGE_SIZE
  170. #define SGE_PAGE_SHIFT PAGE_SHIFT
  171. #define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
  172. /* SGE ring related macros */
  173. #define NUM_RX_SGE_PAGES 2
  174. #define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
  175. #define MAX_RX_SGE_CNT (RX_SGE_CNT - 2)
  176. /* RX_SGE_CNT is promised to be a power of 2 */
  177. #define RX_SGE_MASK (RX_SGE_CNT - 1)
  178. #define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES)
  179. #define MAX_RX_SGE (NUM_RX_SGE - 1)
  180. #define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \
  181. (MAX_RX_SGE_CNT - 1)) ? (x) + 3 : (x) + 1)
  182. #define RX_SGE(x) ((x) & MAX_RX_SGE)
  183. /* SGE producer mask related macros */
  184. /* Number of bits in one sge_mask array element */
  185. #define RX_SGE_MASK_ELEM_SZ 64
  186. #define RX_SGE_MASK_ELEM_SHIFT 6
  187. #define RX_SGE_MASK_ELEM_MASK ((u64)RX_SGE_MASK_ELEM_SZ - 1)
  188. /* Creates a bitmask of all ones in less significant bits.
  189. idx - index of the most significant bit in the created mask */
  190. #define RX_SGE_ONES_MASK(idx) \
  191. (((u64)0x1 << (((idx) & RX_SGE_MASK_ELEM_MASK) + 1)) - 1)
  192. #define RX_SGE_MASK_ELEM_ONE_MASK ((u64)(~0))
  193. /* Number of u64 elements in SGE mask array */
  194. #define RX_SGE_MASK_LEN ((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \
  195. RX_SGE_MASK_ELEM_SZ)
  196. #define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1)
  197. #define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK)
  198. struct bnx2x_eth_q_stats {
  199. u32 total_bytes_received_hi;
  200. u32 total_bytes_received_lo;
  201. u32 total_bytes_transmitted_hi;
  202. u32 total_bytes_transmitted_lo;
  203. u32 total_unicast_packets_received_hi;
  204. u32 total_unicast_packets_received_lo;
  205. u32 total_multicast_packets_received_hi;
  206. u32 total_multicast_packets_received_lo;
  207. u32 total_broadcast_packets_received_hi;
  208. u32 total_broadcast_packets_received_lo;
  209. u32 total_unicast_packets_transmitted_hi;
  210. u32 total_unicast_packets_transmitted_lo;
  211. u32 total_multicast_packets_transmitted_hi;
  212. u32 total_multicast_packets_transmitted_lo;
  213. u32 total_broadcast_packets_transmitted_hi;
  214. u32 total_broadcast_packets_transmitted_lo;
  215. u32 valid_bytes_received_hi;
  216. u32 valid_bytes_received_lo;
  217. u32 error_bytes_received_hi;
  218. u32 error_bytes_received_lo;
  219. u32 etherstatsoverrsizepkts_hi;
  220. u32 etherstatsoverrsizepkts_lo;
  221. u32 no_buff_discard_hi;
  222. u32 no_buff_discard_lo;
  223. u32 driver_xoff;
  224. u32 rx_err_discard_pkt;
  225. u32 rx_skb_alloc_failed;
  226. u32 hw_csum_err;
  227. };
  228. #define BNX2X_NUM_Q_STATS 13
  229. #define Q_STATS_OFFSET32(stat_name) \
  230. (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
  231. struct bnx2x_fastpath {
  232. struct napi_struct napi;
  233. struct host_status_block *status_blk;
  234. dma_addr_t status_blk_mapping;
  235. struct sw_tx_bd *tx_buf_ring;
  236. union eth_tx_bd_types *tx_desc_ring;
  237. dma_addr_t tx_desc_mapping;
  238. struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */
  239. struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */
  240. struct eth_rx_bd *rx_desc_ring;
  241. dma_addr_t rx_desc_mapping;
  242. union eth_rx_cqe *rx_comp_ring;
  243. dma_addr_t rx_comp_mapping;
  244. /* SGE ring */
  245. struct eth_rx_sge *rx_sge_ring;
  246. dma_addr_t rx_sge_mapping;
  247. u64 sge_mask[RX_SGE_MASK_LEN];
  248. int state;
  249. #define BNX2X_FP_STATE_CLOSED 0
  250. #define BNX2X_FP_STATE_IRQ 0x80000
  251. #define BNX2X_FP_STATE_OPENING 0x90000
  252. #define BNX2X_FP_STATE_OPEN 0xa0000
  253. #define BNX2X_FP_STATE_HALTING 0xb0000
  254. #define BNX2X_FP_STATE_HALTED 0xc0000
  255. u8 index; /* number in fp array */
  256. u8 cl_id; /* eth client id */
  257. u8 sb_id; /* status block number in HW */
  258. union db_prod tx_db;
  259. u16 tx_pkt_prod;
  260. u16 tx_pkt_cons;
  261. u16 tx_bd_prod;
  262. u16 tx_bd_cons;
  263. __le16 *tx_cons_sb;
  264. __le16 fp_c_idx;
  265. __le16 fp_u_idx;
  266. u16 rx_bd_prod;
  267. u16 rx_bd_cons;
  268. u16 rx_comp_prod;
  269. u16 rx_comp_cons;
  270. u16 rx_sge_prod;
  271. /* The last maximal completed SGE */
  272. u16 last_max_sge;
  273. __le16 *rx_cons_sb;
  274. __le16 *rx_bd_cons_sb;
  275. unsigned long tx_pkt,
  276. rx_pkt,
  277. rx_calls;
  278. /* TPA related */
  279. struct sw_rx_bd tpa_pool[ETH_MAX_AGGREGATION_QUEUES_E1H];
  280. u8 tpa_state[ETH_MAX_AGGREGATION_QUEUES_E1H];
  281. #define BNX2X_TPA_START 1
  282. #define BNX2X_TPA_STOP 2
  283. u8 disable_tpa;
  284. #ifdef BNX2X_STOP_ON_ERROR
  285. u64 tpa_queue_used;
  286. #endif
  287. struct tstorm_per_client_stats old_tclient;
  288. struct ustorm_per_client_stats old_uclient;
  289. struct xstorm_per_client_stats old_xclient;
  290. struct bnx2x_eth_q_stats eth_q_stats;
  291. /* The size is calculated using the following:
  292. sizeof name field from netdev structure +
  293. 4 ('-Xx-' string) +
  294. 4 (for the digits and to make it DWORD aligned) */
  295. #define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8)
  296. char name[FP_NAME_SIZE];
  297. struct bnx2x *bp; /* parent */
  298. };
  299. #define bnx2x_fp(bp, nr, var) (bp->fp[nr].var)
  300. /* MC hsi */
  301. #define MAX_FETCH_BD 13 /* HW max BDs per packet */
  302. #define RX_COPY_THRESH 92
  303. #define NUM_TX_RINGS 16
  304. #define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
  305. #define MAX_TX_DESC_CNT (TX_DESC_CNT - 1)
  306. #define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS)
  307. #define MAX_TX_BD (NUM_TX_BD - 1)
  308. #define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
  309. #define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \
  310. (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
  311. #define TX_BD(x) ((x) & MAX_TX_BD)
  312. #define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT)
  313. /* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
  314. #define NUM_RX_RINGS 8
  315. #define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
  316. #define MAX_RX_DESC_CNT (RX_DESC_CNT - 2)
  317. #define RX_DESC_MASK (RX_DESC_CNT - 1)
  318. #define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS)
  319. #define MAX_RX_BD (NUM_RX_BD - 1)
  320. #define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
  321. #define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \
  322. (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1)
  323. #define RX_BD(x) ((x) & MAX_RX_BD)
  324. /* As long as CQE is 4 times bigger than BD entry we have to allocate
  325. 4 times more pages for CQ ring in order to keep it balanced with
  326. BD ring */
  327. #define NUM_RCQ_RINGS (NUM_RX_RINGS * 4)
  328. #define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
  329. #define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - 1)
  330. #define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS)
  331. #define MAX_RCQ_BD (NUM_RCQ_BD - 1)
  332. #define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
  333. #define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \
  334. (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
  335. #define RCQ_BD(x) ((x) & MAX_RCQ_BD)
  336. /* This is needed for determining of last_max */
  337. #define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b))
  338. #define __SGE_MASK_SET_BIT(el, bit) \
  339. do { \
  340. el = ((el) | ((u64)0x1 << (bit))); \
  341. } while (0)
  342. #define __SGE_MASK_CLEAR_BIT(el, bit) \
  343. do { \
  344. el = ((el) & (~((u64)0x1 << (bit)))); \
  345. } while (0)
  346. #define SGE_MASK_SET_BIT(fp, idx) \
  347. __SGE_MASK_SET_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
  348. ((idx) & RX_SGE_MASK_ELEM_MASK))
  349. #define SGE_MASK_CLEAR_BIT(fp, idx) \
  350. __SGE_MASK_CLEAR_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
  351. ((idx) & RX_SGE_MASK_ELEM_MASK))
  352. /* used on a CID received from the HW */
  353. #define SW_CID(x) (le32_to_cpu(x) & \
  354. (COMMON_RAMROD_ETH_RX_CQE_CID >> 7))
  355. #define CQE_CMD(x) (le32_to_cpu(x) >> \
  356. COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
  357. #define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \
  358. le32_to_cpu((bd)->addr_lo))
  359. #define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes))
  360. #define DPM_TRIGER_TYPE 0x40
  361. #define DOORBELL(bp, cid, val) \
  362. do { \
  363. writel((u32)(val), bp->doorbells + (BCM_PAGE_SIZE * (cid)) + \
  364. DPM_TRIGER_TYPE); \
  365. } while (0)
  366. /* TX CSUM helpers */
  367. #define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \
  368. skb->csum_offset)
  369. #define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \
  370. skb->csum_offset))
  371. #define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
  372. #define XMIT_PLAIN 0
  373. #define XMIT_CSUM_V4 0x1
  374. #define XMIT_CSUM_V6 0x2
  375. #define XMIT_CSUM_TCP 0x4
  376. #define XMIT_GSO_V4 0x8
  377. #define XMIT_GSO_V6 0x10
  378. #define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6)
  379. #define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6)
  380. /* stuff added to make the code fit 80Col */
  381. #define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
  382. #define TPA_TYPE_START ETH_FAST_PATH_RX_CQE_START_FLG
  383. #define TPA_TYPE_END ETH_FAST_PATH_RX_CQE_END_FLG
  384. #define TPA_TYPE(cqe_fp_flags) ((cqe_fp_flags) & \
  385. (TPA_TYPE_START | TPA_TYPE_END))
  386. #define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
  387. #define BNX2X_IP_CSUM_ERR(cqe) \
  388. (!((cqe)->fast_path_cqe.status_flags & \
  389. ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
  390. ((cqe)->fast_path_cqe.type_error_flags & \
  391. ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))
  392. #define BNX2X_L4_CSUM_ERR(cqe) \
  393. (!((cqe)->fast_path_cqe.status_flags & \
  394. ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
  395. ((cqe)->fast_path_cqe.type_error_flags & \
  396. ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))
  397. #define BNX2X_RX_CSUM_OK(cqe) \
  398. (!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))
  399. #define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
  400. (((le16_to_cpu(flags) & \
  401. PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
  402. PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
  403. == PRS_FLAG_OVERETH_IPV4)
  404. #define BNX2X_RX_SUM_FIX(cqe) \
  405. BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
  406. #define FP_USB_FUNC_OFF (2 + 2*HC_USTORM_SB_NUM_INDICES)
  407. #define FP_CSB_FUNC_OFF (2 + 2*HC_CSTORM_SB_NUM_INDICES)
  408. #define U_SB_ETH_RX_CQ_INDEX HC_INDEX_U_ETH_RX_CQ_CONS
  409. #define U_SB_ETH_RX_BD_INDEX HC_INDEX_U_ETH_RX_BD_CONS
  410. #define C_SB_ETH_TX_CQ_INDEX HC_INDEX_C_ETH_TX_CQ_CONS
  411. #define BNX2X_RX_SB_INDEX \
  412. (&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_CQ_INDEX])
  413. #define BNX2X_RX_SB_BD_INDEX \
  414. (&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_BD_INDEX])
  415. #define BNX2X_RX_SB_INDEX_NUM \
  416. (((U_SB_ETH_RX_CQ_INDEX << \
  417. USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER_SHIFT) & \
  418. USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER) | \
  419. ((U_SB_ETH_RX_BD_INDEX << \
  420. USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER_SHIFT) & \
  421. USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER))
  422. #define BNX2X_TX_SB_INDEX \
  423. (&fp->status_blk->c_status_block.index_values[C_SB_ETH_TX_CQ_INDEX])
  424. /* end of fast path */
  425. /* common */
  426. struct bnx2x_common {
  427. u32 chip_id;
  428. /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
  429. #define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0)
  430. #define CHIP_NUM(bp) (bp->common.chip_id >> 16)
  431. #define CHIP_NUM_57710 0x164e
  432. #define CHIP_NUM_57711 0x164f
  433. #define CHIP_NUM_57711E 0x1650
  434. #define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710)
  435. #define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711)
  436. #define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E)
  437. #define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \
  438. CHIP_IS_57711E(bp))
  439. #define IS_E1H_OFFSET CHIP_IS_E1H(bp)
  440. #define CHIP_REV(bp) (bp->common.chip_id & 0x0000f000)
  441. #define CHIP_REV_Ax 0x00000000
  442. /* assume maximum 5 revisions */
  443. #define CHIP_REV_IS_SLOW(bp) (CHIP_REV(bp) > 0x00005000)
  444. /* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
  445. #define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \
  446. !(CHIP_REV(bp) & 0x00001000))
  447. /* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
  448. #define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \
  449. (CHIP_REV(bp) & 0x00001000))
  450. #define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
  451. ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
  452. #define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0)
  453. #define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f)
  454. int flash_size;
  455. #define NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */
  456. #define NVRAM_TIMEOUT_COUNT 30000
  457. #define NVRAM_PAGE_SIZE 256
  458. u32 shmem_base;
  459. u32 shmem2_base;
  460. u32 hw_config;
  461. u32 bc_ver;
  462. };
  463. /* end of common */
  464. /* port */
  465. struct nig_stats {
  466. u32 brb_discard;
  467. u32 brb_packet;
  468. u32 brb_truncate;
  469. u32 flow_ctrl_discard;
  470. u32 flow_ctrl_octets;
  471. u32 flow_ctrl_packet;
  472. u32 mng_discard;
  473. u32 mng_octet_inp;
  474. u32 mng_octet_out;
  475. u32 mng_packet_inp;
  476. u32 mng_packet_out;
  477. u32 pbf_octets;
  478. u32 pbf_packet;
  479. u32 safc_inp;
  480. u32 egress_mac_pkt0_lo;
  481. u32 egress_mac_pkt0_hi;
  482. u32 egress_mac_pkt1_lo;
  483. u32 egress_mac_pkt1_hi;
  484. };
  485. struct bnx2x_port {
  486. u32 pmf;
  487. u32 link_config;
  488. u32 supported;
  489. /* link settings - missing defines */
  490. #define SUPPORTED_2500baseX_Full (1 << 15)
  491. u32 advertising;
  492. /* link settings - missing defines */
  493. #define ADVERTISED_2500baseX_Full (1 << 15)
  494. u32 phy_addr;
  495. /* used to synchronize phy accesses */
  496. struct mutex phy_mutex;
  497. int need_hw_lock;
  498. u32 port_stx;
  499. struct nig_stats old_nig_stats;
  500. };
  501. /* end of port */
  502. enum bnx2x_stats_event {
  503. STATS_EVENT_PMF = 0,
  504. STATS_EVENT_LINK_UP,
  505. STATS_EVENT_UPDATE,
  506. STATS_EVENT_STOP,
  507. STATS_EVENT_MAX
  508. };
  509. enum bnx2x_stats_state {
  510. STATS_STATE_DISABLED = 0,
  511. STATS_STATE_ENABLED,
  512. STATS_STATE_MAX
  513. };
  514. struct bnx2x_eth_stats {
  515. u32 total_bytes_received_hi;
  516. u32 total_bytes_received_lo;
  517. u32 total_bytes_transmitted_hi;
  518. u32 total_bytes_transmitted_lo;
  519. u32 total_unicast_packets_received_hi;
  520. u32 total_unicast_packets_received_lo;
  521. u32 total_multicast_packets_received_hi;
  522. u32 total_multicast_packets_received_lo;
  523. u32 total_broadcast_packets_received_hi;
  524. u32 total_broadcast_packets_received_lo;
  525. u32 total_unicast_packets_transmitted_hi;
  526. u32 total_unicast_packets_transmitted_lo;
  527. u32 total_multicast_packets_transmitted_hi;
  528. u32 total_multicast_packets_transmitted_lo;
  529. u32 total_broadcast_packets_transmitted_hi;
  530. u32 total_broadcast_packets_transmitted_lo;
  531. u32 valid_bytes_received_hi;
  532. u32 valid_bytes_received_lo;
  533. u32 error_bytes_received_hi;
  534. u32 error_bytes_received_lo;
  535. u32 etherstatsoverrsizepkts_hi;
  536. u32 etherstatsoverrsizepkts_lo;
  537. u32 no_buff_discard_hi;
  538. u32 no_buff_discard_lo;
  539. u32 rx_stat_ifhcinbadoctets_hi;
  540. u32 rx_stat_ifhcinbadoctets_lo;
  541. u32 tx_stat_ifhcoutbadoctets_hi;
  542. u32 tx_stat_ifhcoutbadoctets_lo;
  543. u32 rx_stat_dot3statsfcserrors_hi;
  544. u32 rx_stat_dot3statsfcserrors_lo;
  545. u32 rx_stat_dot3statsalignmenterrors_hi;
  546. u32 rx_stat_dot3statsalignmenterrors_lo;
  547. u32 rx_stat_dot3statscarriersenseerrors_hi;
  548. u32 rx_stat_dot3statscarriersenseerrors_lo;
  549. u32 rx_stat_falsecarriererrors_hi;
  550. u32 rx_stat_falsecarriererrors_lo;
  551. u32 rx_stat_etherstatsundersizepkts_hi;
  552. u32 rx_stat_etherstatsundersizepkts_lo;
  553. u32 rx_stat_dot3statsframestoolong_hi;
  554. u32 rx_stat_dot3statsframestoolong_lo;
  555. u32 rx_stat_etherstatsfragments_hi;
  556. u32 rx_stat_etherstatsfragments_lo;
  557. u32 rx_stat_etherstatsjabbers_hi;
  558. u32 rx_stat_etherstatsjabbers_lo;
  559. u32 rx_stat_maccontrolframesreceived_hi;
  560. u32 rx_stat_maccontrolframesreceived_lo;
  561. u32 rx_stat_bmac_xpf_hi;
  562. u32 rx_stat_bmac_xpf_lo;
  563. u32 rx_stat_bmac_xcf_hi;
  564. u32 rx_stat_bmac_xcf_lo;
  565. u32 rx_stat_xoffstateentered_hi;
  566. u32 rx_stat_xoffstateentered_lo;
  567. u32 rx_stat_xonpauseframesreceived_hi;
  568. u32 rx_stat_xonpauseframesreceived_lo;
  569. u32 rx_stat_xoffpauseframesreceived_hi;
  570. u32 rx_stat_xoffpauseframesreceived_lo;
  571. u32 tx_stat_outxonsent_hi;
  572. u32 tx_stat_outxonsent_lo;
  573. u32 tx_stat_outxoffsent_hi;
  574. u32 tx_stat_outxoffsent_lo;
  575. u32 tx_stat_flowcontroldone_hi;
  576. u32 tx_stat_flowcontroldone_lo;
  577. u32 tx_stat_etherstatscollisions_hi;
  578. u32 tx_stat_etherstatscollisions_lo;
  579. u32 tx_stat_dot3statssinglecollisionframes_hi;
  580. u32 tx_stat_dot3statssinglecollisionframes_lo;
  581. u32 tx_stat_dot3statsmultiplecollisionframes_hi;
  582. u32 tx_stat_dot3statsmultiplecollisionframes_lo;
  583. u32 tx_stat_dot3statsdeferredtransmissions_hi;
  584. u32 tx_stat_dot3statsdeferredtransmissions_lo;
  585. u32 tx_stat_dot3statsexcessivecollisions_hi;
  586. u32 tx_stat_dot3statsexcessivecollisions_lo;
  587. u32 tx_stat_dot3statslatecollisions_hi;
  588. u32 tx_stat_dot3statslatecollisions_lo;
  589. u32 tx_stat_etherstatspkts64octets_hi;
  590. u32 tx_stat_etherstatspkts64octets_lo;
  591. u32 tx_stat_etherstatspkts65octetsto127octets_hi;
  592. u32 tx_stat_etherstatspkts65octetsto127octets_lo;
  593. u32 tx_stat_etherstatspkts128octetsto255octets_hi;
  594. u32 tx_stat_etherstatspkts128octetsto255octets_lo;
  595. u32 tx_stat_etherstatspkts256octetsto511octets_hi;
  596. u32 tx_stat_etherstatspkts256octetsto511octets_lo;
  597. u32 tx_stat_etherstatspkts512octetsto1023octets_hi;
  598. u32 tx_stat_etherstatspkts512octetsto1023octets_lo;
  599. u32 tx_stat_etherstatspkts1024octetsto1522octets_hi;
  600. u32 tx_stat_etherstatspkts1024octetsto1522octets_lo;
  601. u32 tx_stat_etherstatspktsover1522octets_hi;
  602. u32 tx_stat_etherstatspktsover1522octets_lo;
  603. u32 tx_stat_bmac_2047_hi;
  604. u32 tx_stat_bmac_2047_lo;
  605. u32 tx_stat_bmac_4095_hi;
  606. u32 tx_stat_bmac_4095_lo;
  607. u32 tx_stat_bmac_9216_hi;
  608. u32 tx_stat_bmac_9216_lo;
  609. u32 tx_stat_bmac_16383_hi;
  610. u32 tx_stat_bmac_16383_lo;
  611. u32 tx_stat_dot3statsinternalmactransmiterrors_hi;
  612. u32 tx_stat_dot3statsinternalmactransmiterrors_lo;
  613. u32 tx_stat_bmac_ufl_hi;
  614. u32 tx_stat_bmac_ufl_lo;
  615. u32 pause_frames_received_hi;
  616. u32 pause_frames_received_lo;
  617. u32 pause_frames_sent_hi;
  618. u32 pause_frames_sent_lo;
  619. u32 etherstatspkts1024octetsto1522octets_hi;
  620. u32 etherstatspkts1024octetsto1522octets_lo;
  621. u32 etherstatspktsover1522octets_hi;
  622. u32 etherstatspktsover1522octets_lo;
  623. u32 brb_drop_hi;
  624. u32 brb_drop_lo;
  625. u32 brb_truncate_hi;
  626. u32 brb_truncate_lo;
  627. u32 mac_filter_discard;
  628. u32 xxoverflow_discard;
  629. u32 brb_truncate_discard;
  630. u32 mac_discard;
  631. u32 driver_xoff;
  632. u32 rx_err_discard_pkt;
  633. u32 rx_skb_alloc_failed;
  634. u32 hw_csum_err;
  635. u32 nig_timer_max;
  636. };
  637. #define BNX2X_NUM_STATS 43
  638. #define STATS_OFFSET32(stat_name) \
  639. (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
  640. #ifdef BCM_CNIC
  641. #define MAX_CONTEXT 15
  642. #else
  643. #define MAX_CONTEXT 16
  644. #endif
  645. union cdu_context {
  646. struct eth_context eth;
  647. char pad[1024];
  648. };
  649. #define MAX_DMAE_C 8
  650. /* DMA memory not used in fastpath */
  651. struct bnx2x_slowpath {
  652. union cdu_context context[MAX_CONTEXT];
  653. struct eth_stats_query fw_stats;
  654. struct mac_configuration_cmd mac_config;
  655. struct mac_configuration_cmd mcast_config;
  656. /* used by dmae command executer */
  657. struct dmae_command dmae[MAX_DMAE_C];
  658. u32 stats_comp;
  659. union mac_stats mac_stats;
  660. struct nig_stats nig_stats;
  661. struct host_port_stats port_stats;
  662. struct host_func_stats func_stats;
  663. struct host_func_stats func_stats_base;
  664. u32 wb_comp;
  665. u32 wb_data[4];
  666. };
  667. #define bnx2x_sp(bp, var) (&bp->slowpath->var)
  668. #define bnx2x_sp_mapping(bp, var) \
  669. (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
  670. /* attn group wiring */
  671. #define MAX_DYNAMIC_ATTN_GRPS 8
  672. struct attn_route {
  673. u32 sig[4];
  674. };
  675. typedef enum {
  676. BNX2X_RECOVERY_DONE,
  677. BNX2X_RECOVERY_INIT,
  678. BNX2X_RECOVERY_WAIT,
  679. } bnx2x_recovery_state_t;
  680. struct bnx2x {
  681. /* Fields used in the tx and intr/napi performance paths
  682. * are grouped together in the beginning of the structure
  683. */
  684. struct bnx2x_fastpath fp[MAX_CONTEXT];
  685. void __iomem *regview;
  686. void __iomem *doorbells;
  687. #ifdef BCM_CNIC
  688. #define BNX2X_DB_SIZE (18*BCM_PAGE_SIZE)
  689. #else
  690. #define BNX2X_DB_SIZE (16*BCM_PAGE_SIZE)
  691. #endif
  692. struct net_device *dev;
  693. struct pci_dev *pdev;
  694. atomic_t intr_sem;
  695. bnx2x_recovery_state_t recovery_state;
  696. int is_leader;
  697. #ifdef BCM_CNIC
  698. struct msix_entry msix_table[MAX_CONTEXT+2];
  699. #else
  700. struct msix_entry msix_table[MAX_CONTEXT+1];
  701. #endif
  702. #define INT_MODE_INTx 1
  703. #define INT_MODE_MSI 2
  704. int tx_ring_size;
  705. #ifdef BCM_VLAN
  706. struct vlan_group *vlgrp;
  707. #endif
  708. u32 rx_csum;
  709. u32 rx_buf_size;
  710. #define ETH_OVREHEAD (ETH_HLEN + 8) /* 8 for CRC + VLAN */
  711. #define ETH_MIN_PACKET_SIZE 60
  712. #define ETH_MAX_PACKET_SIZE 1500
  713. #define ETH_MAX_JUMBO_PACKET_SIZE 9600
  714. /* Max supported alignment is 256 (8 shift) */
  715. #define BNX2X_RX_ALIGN_SHIFT ((L1_CACHE_SHIFT < 8) ? \
  716. L1_CACHE_SHIFT : 8)
  717. #define BNX2X_RX_ALIGN (1 << BNX2X_RX_ALIGN_SHIFT)
  718. struct host_def_status_block *def_status_blk;
  719. #define DEF_SB_ID 16
  720. __le16 def_c_idx;
  721. __le16 def_u_idx;
  722. __le16 def_x_idx;
  723. __le16 def_t_idx;
  724. __le16 def_att_idx;
  725. u32 attn_state;
  726. struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS];
  727. /* slow path ring */
  728. struct eth_spe *spq;
  729. dma_addr_t spq_mapping;
  730. u16 spq_prod_idx;
  731. struct eth_spe *spq_prod_bd;
  732. struct eth_spe *spq_last_bd;
  733. __le16 *dsb_sp_prod;
  734. u16 spq_left; /* serialize spq */
  735. /* used to synchronize spq accesses */
  736. spinlock_t spq_lock;
  737. /* Flags for marking that there is a STAT_QUERY or
  738. SET_MAC ramrod pending */
  739. int stats_pending;
  740. int set_mac_pending;
  741. /* End of fields used in the performance code paths */
  742. int panic;
  743. int msg_enable;
  744. u32 flags;
  745. #define PCIX_FLAG 1
  746. #define PCI_32BIT_FLAG 2
  747. #define ONE_PORT_FLAG 4
  748. #define NO_WOL_FLAG 8
  749. #define USING_DAC_FLAG 0x10
  750. #define USING_MSIX_FLAG 0x20
  751. #define USING_MSI_FLAG 0x40
  752. #define TPA_ENABLE_FLAG 0x80
  753. #define NO_MCP_FLAG 0x100
  754. #define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG)
  755. #define HW_VLAN_TX_FLAG 0x400
  756. #define HW_VLAN_RX_FLAG 0x800
  757. #define MF_FUNC_DIS 0x1000
  758. int func;
  759. #define BP_PORT(bp) (bp->func % PORT_MAX)
  760. #define BP_FUNC(bp) (bp->func)
  761. #define BP_E1HVN(bp) (bp->func >> 1)
  762. #define BP_L_ID(bp) (BP_E1HVN(bp) << 2)
  763. #ifdef BCM_CNIC
  764. #define BCM_CNIC_CID_START 16
  765. #define BCM_ISCSI_ETH_CL_ID 17
  766. #endif
  767. int pm_cap;
  768. int pcie_cap;
  769. int mrrs;
  770. struct delayed_work sp_task;
  771. struct delayed_work reset_task;
  772. struct timer_list timer;
  773. int current_interval;
  774. u16 fw_seq;
  775. u16 fw_drv_pulse_wr_seq;
  776. u32 func_stx;
  777. struct link_params link_params;
  778. struct link_vars link_vars;
  779. struct mdio_if_info mdio;
  780. struct bnx2x_common common;
  781. struct bnx2x_port port;
  782. struct cmng_struct_per_port cmng;
  783. u32 vn_weight_sum;
  784. u32 mf_config;
  785. u16 e1hov;
  786. u8 e1hmf;
  787. #define IS_E1HMF(bp) (bp->e1hmf != 0)
  788. u8 wol;
  789. int rx_ring_size;
  790. u16 tx_quick_cons_trip_int;
  791. u16 tx_quick_cons_trip;
  792. u16 tx_ticks_int;
  793. u16 tx_ticks;
  794. u16 rx_quick_cons_trip_int;
  795. u16 rx_quick_cons_trip;
  796. u16 rx_ticks_int;
  797. u16 rx_ticks;
  798. /* Maximal coalescing timeout in us */
  799. #define BNX2X_MAX_COALESCE_TOUT (0xf0*12)
  800. u32 lin_cnt;
  801. int state;
  802. #define BNX2X_STATE_CLOSED 0
  803. #define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000
  804. #define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000
  805. #define BNX2X_STATE_OPEN 0x3000
  806. #define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000
  807. #define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
  808. #define BNX2X_STATE_CLOSING_WAIT4_UNLOAD 0x6000
  809. #define BNX2X_STATE_DIAG 0xe000
  810. #define BNX2X_STATE_ERROR 0xf000
  811. int multi_mode;
  812. int num_queues;
  813. int disable_tpa;
  814. int int_mode;
  815. u32 rx_mode;
  816. #define BNX2X_RX_MODE_NONE 0
  817. #define BNX2X_RX_MODE_NORMAL 1
  818. #define BNX2X_RX_MODE_ALLMULTI 2
  819. #define BNX2X_RX_MODE_PROMISC 3
  820. #define BNX2X_MAX_MULTICAST 64
  821. #define BNX2X_MAX_EMUL_MULTI 16
  822. u32 rx_mode_cl_mask;
  823. dma_addr_t def_status_blk_mapping;
  824. struct bnx2x_slowpath *slowpath;
  825. dma_addr_t slowpath_mapping;
  826. int dropless_fc;
  827. #ifdef BCM_CNIC
  828. u32 cnic_flags;
  829. #define BNX2X_CNIC_FLAG_MAC_SET 1
  830. void *t1;
  831. dma_addr_t t1_mapping;
  832. void *t2;
  833. dma_addr_t t2_mapping;
  834. void *timers;
  835. dma_addr_t timers_mapping;
  836. void *qm;
  837. dma_addr_t qm_mapping;
  838. struct cnic_ops *cnic_ops;
  839. void *cnic_data;
  840. u32 cnic_tag;
  841. struct cnic_eth_dev cnic_eth_dev;
  842. struct host_status_block *cnic_sb;
  843. dma_addr_t cnic_sb_mapping;
  844. #define CNIC_SB_ID(bp) BP_L_ID(bp)
  845. struct eth_spe *cnic_kwq;
  846. struct eth_spe *cnic_kwq_prod;
  847. struct eth_spe *cnic_kwq_cons;
  848. struct eth_spe *cnic_kwq_last;
  849. u16 cnic_kwq_pending;
  850. u16 cnic_spq_pending;
  851. struct mutex cnic_mutex;
  852. u8 iscsi_mac[6];
  853. #endif
  854. int dmae_ready;
  855. /* used to synchronize dmae accesses */
  856. struct mutex dmae_mutex;
  857. /* used to protect the FW mail box */
  858. struct mutex fw_mb_mutex;
  859. /* used to synchronize stats collecting */
  860. int stats_state;
  861. /* used by dmae command loader */
  862. struct dmae_command stats_dmae;
  863. int executer_idx;
  864. u16 stats_counter;
  865. struct bnx2x_eth_stats eth_stats;
  866. struct z_stream_s *strm;
  867. void *gunzip_buf;
  868. dma_addr_t gunzip_mapping;
  869. int gunzip_outlen;
  870. #define FW_BUF_SIZE 0x8000
  871. #define GUNZIP_BUF(bp) (bp->gunzip_buf)
  872. #define GUNZIP_PHYS(bp) (bp->gunzip_mapping)
  873. #define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen)
  874. struct raw_op *init_ops;
  875. /* Init blocks offsets inside init_ops */
  876. u16 *init_ops_offsets;
  877. /* Data blob - has 32 bit granularity */
  878. u32 *init_data;
  879. /* Zipped PRAM blobs - raw data */
  880. const u8 *tsem_int_table_data;
  881. const u8 *tsem_pram_data;
  882. const u8 *usem_int_table_data;
  883. const u8 *usem_pram_data;
  884. const u8 *xsem_int_table_data;
  885. const u8 *xsem_pram_data;
  886. const u8 *csem_int_table_data;
  887. const u8 *csem_pram_data;
  888. #define INIT_OPS(bp) (bp->init_ops)
  889. #define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets)
  890. #define INIT_DATA(bp) (bp->init_data)
  891. #define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data)
  892. #define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data)
  893. #define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data)
  894. #define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data)
  895. #define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data)
  896. #define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data)
  897. #define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data)
  898. #define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data)
  899. char fw_ver[32];
  900. const struct firmware *firmware;
  901. };
  902. #define BNX2X_MAX_QUEUES(bp) (IS_E1HMF(bp) ? (MAX_CONTEXT/E1HVN_MAX) \
  903. : MAX_CONTEXT)
  904. #define BNX2X_NUM_QUEUES(bp) (bp->num_queues)
  905. #define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1)
  906. #define for_each_queue(bp, var) \
  907. for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++)
  908. #define for_each_nondefault_queue(bp, var) \
  909. for (var = 1; var < BNX2X_NUM_QUEUES(bp); var++)
  910. void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
  911. void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
  912. u32 len32);
  913. int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
  914. int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
  915. int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
  916. u32 bnx2x_fw_command(struct bnx2x *bp, u32 command);
  917. void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val);
  918. void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
  919. u32 addr, u32 len);
  920. static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
  921. int wait)
  922. {
  923. u32 val;
  924. do {
  925. val = REG_RD(bp, reg);
  926. if (val == expected)
  927. break;
  928. ms -= wait;
  929. msleep(wait);
  930. } while (ms > 0);
  931. return val;
  932. }
  933. /* load/unload mode */
  934. #define LOAD_NORMAL 0
  935. #define LOAD_OPEN 1
  936. #define LOAD_DIAG 2
  937. #define UNLOAD_NORMAL 0
  938. #define UNLOAD_CLOSE 1
  939. #define UNLOAD_RECOVERY 2
  940. /* DMAE command defines */
  941. #define DMAE_CMD_SRC_PCI 0
  942. #define DMAE_CMD_SRC_GRC DMAE_COMMAND_SRC
  943. #define DMAE_CMD_DST_PCI (1 << DMAE_COMMAND_DST_SHIFT)
  944. #define DMAE_CMD_DST_GRC (2 << DMAE_COMMAND_DST_SHIFT)
  945. #define DMAE_CMD_C_DST_PCI 0
  946. #define DMAE_CMD_C_DST_GRC (1 << DMAE_COMMAND_C_DST_SHIFT)
  947. #define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE
  948. #define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
  949. #define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
  950. #define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
  951. #define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
  952. #define DMAE_CMD_PORT_0 0
  953. #define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT
  954. #define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET
  955. #define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET
  956. #define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT
  957. #define DMAE_LEN32_RD_MAX 0x80
  958. #define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
  959. #define DMAE_COMP_VAL 0xe0d0d0ae
  960. #define MAX_DMAE_C_PER_PORT 8
  961. #define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
  962. BP_E1HVN(bp))
  963. #define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
  964. E1HVN_MAX)
  965. /* PCIE link and speed */
  966. #define PCICFG_LINK_WIDTH 0x1f00000
  967. #define PCICFG_LINK_WIDTH_SHIFT 20
  968. #define PCICFG_LINK_SPEED 0xf0000
  969. #define PCICFG_LINK_SPEED_SHIFT 16
  970. #define BNX2X_NUM_TESTS 7
  971. #define BNX2X_PHY_LOOPBACK 0
  972. #define BNX2X_MAC_LOOPBACK 1
  973. #define BNX2X_PHY_LOOPBACK_FAILED 1
  974. #define BNX2X_MAC_LOOPBACK_FAILED 2
  975. #define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \
  976. BNX2X_PHY_LOOPBACK_FAILED)
  977. #define STROM_ASSERT_ARRAY_SIZE 50
  978. /* must be used on a CID before placing it on a HW ring */
  979. #define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \
  980. (BP_E1HVN(bp) << 17) | (x))
  981. #define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe))
  982. #define MAX_SP_DESC_CNT (SP_DESC_CNT - 1)
  983. #define BNX2X_BTR 1
  984. #define MAX_SPQ_PENDING 8
  985. /* CMNG constants
  986. derived from lab experiments, and not from system spec calculations !!! */
  987. #define DEF_MIN_RATE 100
  988. /* resolution of the rate shaping timer - 100 usec */
  989. #define RS_PERIODIC_TIMEOUT_USEC 100
  990. /* resolution of fairness algorithm in usecs -
  991. coefficient for calculating the actual t fair */
  992. #define T_FAIR_COEF 10000000
  993. /* number of bytes in single QM arbitration cycle -
  994. coefficient for calculating the fairness timer */
  995. #define QM_ARB_BYTES 40000
  996. #define FAIR_MEM 2
  997. #define ATTN_NIG_FOR_FUNC (1L << 8)
  998. #define ATTN_SW_TIMER_4_FUNC (1L << 9)
  999. #define GPIO_2_FUNC (1L << 10)
  1000. #define GPIO_3_FUNC (1L << 11)
  1001. #define GPIO_4_FUNC (1L << 12)
  1002. #define ATTN_GENERAL_ATTN_1 (1L << 13)
  1003. #define ATTN_GENERAL_ATTN_2 (1L << 14)
  1004. #define ATTN_GENERAL_ATTN_3 (1L << 15)
  1005. #define ATTN_GENERAL_ATTN_4 (1L << 13)
  1006. #define ATTN_GENERAL_ATTN_5 (1L << 14)
  1007. #define ATTN_GENERAL_ATTN_6 (1L << 15)
  1008. #define ATTN_HARD_WIRED_MASK 0xff00
  1009. #define ATTENTION_ID 4
  1010. /* stuff added to make the code fit 80Col */
  1011. #define BNX2X_PMF_LINK_ASSERT \
  1012. GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
  1013. #define BNX2X_MC_ASSERT_BITS \
  1014. (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
  1015. GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
  1016. GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
  1017. GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
  1018. #define BNX2X_MCP_ASSERT \
  1019. GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
  1020. #define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
  1021. #define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
  1022. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
  1023. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
  1024. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
  1025. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
  1026. GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
  1027. #define HW_INTERRUT_ASSERT_SET_0 \
  1028. (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
  1029. AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
  1030. AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
  1031. AEU_INPUTS_ATTN_BITS_PBF_HW_INTERRUPT)
  1032. #define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
  1033. AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
  1034. AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
  1035. AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
  1036. AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR)
  1037. #define HW_INTERRUT_ASSERT_SET_1 \
  1038. (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
  1039. AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
  1040. AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
  1041. AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
  1042. AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
  1043. AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
  1044. AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
  1045. AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
  1046. AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
  1047. AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
  1048. AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
  1049. #define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR |\
  1050. AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
  1051. AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
  1052. AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
  1053. AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
  1054. AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
  1055. AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
  1056. AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
  1057. AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
  1058. AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
  1059. AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR)
  1060. #define HW_INTERRUT_ASSERT_SET_2 \
  1061. (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
  1062. AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
  1063. AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
  1064. AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
  1065. AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
  1066. #define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
  1067. AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
  1068. AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
  1069. AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
  1070. AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
  1071. AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
  1072. AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
  1073. #define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
  1074. AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
  1075. AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
  1076. AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
  1077. #define RSS_FLAGS(bp) \
  1078. (TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \
  1079. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \
  1080. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \
  1081. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \
  1082. (bp->multi_mode << \
  1083. TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT))
  1084. #define MULTI_MASK 0x7f
  1085. #define DEF_USB_FUNC_OFF (2 + 2*HC_USTORM_DEF_SB_NUM_INDICES)
  1086. #define DEF_CSB_FUNC_OFF (2 + 2*HC_CSTORM_DEF_SB_NUM_INDICES)
  1087. #define DEF_XSB_FUNC_OFF (2 + 2*HC_XSTORM_DEF_SB_NUM_INDICES)
  1088. #define DEF_TSB_FUNC_OFF (2 + 2*HC_TSTORM_DEF_SB_NUM_INDICES)
  1089. #define C_DEF_SB_SP_INDEX HC_INDEX_DEF_C_ETH_SLOW_PATH
  1090. #define BNX2X_SP_DSB_INDEX \
  1091. (&bp->def_status_blk->c_def_status_block.index_values[C_DEF_SB_SP_INDEX])
  1092. #define CAM_IS_INVALID(x) \
  1093. (x.target_table_entry.flags == TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE)
  1094. #define CAM_INVALIDATE(x) \
  1095. (x.target_table_entry.flags = TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE)
  1096. /* Number of u32 elements in MC hash array */
  1097. #define MC_HASH_SIZE 8
  1098. #define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \
  1099. TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
  1100. #ifndef PXP2_REG_PXP2_INT_STS
  1101. #define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0
  1102. #endif
  1103. #define BNX2X_VPD_LEN 128
  1104. #define VENDOR_ID_LEN 4
  1105. #ifdef BNX2X_MAIN
  1106. #define BNX2X_EXTERN
  1107. #else
  1108. #define BNX2X_EXTERN extern
  1109. #endif
  1110. BNX2X_EXTERN int load_count[3]; /* 0-common, 1-port0, 2-port1 */
  1111. /* MISC_REG_RESET_REG - this is here for the hsi to work don't touch */
  1112. #endif /* bnx2x.h */