bnx2fc.h 16 KB

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  1. /* bnx2fc.h: QLogic Linux FCoE offload driver.
  2. *
  3. * Copyright (c) 2008-2013 Broadcom Corporation
  4. * Copyright (c) 2014-2016 QLogic Corporation
  5. * Copyright (c) 2016-2017 Cavium Inc.
  6. *
  7. * This program is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU General Public License as published by
  9. * the Free Software Foundation.
  10. *
  11. * Written by: Bhanu Prakash Gollapudi (bprakash@broadcom.com)
  12. */
  13. #ifndef _BNX2FC_H_
  14. #define _BNX2FC_H_
  15. #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  16. #include <linux/module.h>
  17. #include <linux/moduleparam.h>
  18. #include <linux/kernel.h>
  19. #include <linux/skbuff.h>
  20. #include <linux/netdevice.h>
  21. #include <linux/etherdevice.h>
  22. #include <linux/if_ether.h>
  23. #include <linux/if_vlan.h>
  24. #include <linux/kthread.h>
  25. #include <linux/crc32.h>
  26. #include <linux/cpu.h>
  27. #include <linux/types.h>
  28. #include <linux/list.h>
  29. #include <linux/delay.h>
  30. #include <linux/timer.h>
  31. #include <linux/errno.h>
  32. #include <linux/pci.h>
  33. #include <linux/init.h>
  34. #include <linux/dma-mapping.h>
  35. #include <linux/workqueue.h>
  36. #include <linux/mutex.h>
  37. #include <linux/spinlock.h>
  38. #include <linux/bitops.h>
  39. #include <linux/log2.h>
  40. #include <linux/interrupt.h>
  41. #include <linux/sched/signal.h>
  42. #include <linux/io.h>
  43. #include <scsi/scsi.h>
  44. #include <scsi/scsi_host.h>
  45. #include <scsi/scsi_device.h>
  46. #include <scsi/scsi_cmnd.h>
  47. #include <scsi/scsi_eh.h>
  48. #include <scsi/scsi_tcq.h>
  49. #include <scsi/libfc.h>
  50. #include <scsi/libfcoe.h>
  51. #include <scsi/fc_encode.h>
  52. #include <scsi/scsi_transport.h>
  53. #include <scsi/scsi_transport_fc.h>
  54. #include <scsi/fc/fc_fip.h>
  55. #include <scsi/fc/fc_fc2.h>
  56. #include <scsi/fc_frame.h>
  57. #include <scsi/fc/fc_fcoe.h>
  58. #include <scsi/fc/fc_fcp.h>
  59. #include "57xx_hsi_bnx2fc.h"
  60. #include "../../net/ethernet/broadcom/cnic_if.h"
  61. #include "../../net/ethernet/broadcom/bnx2x/bnx2x_mfw_req.h"
  62. #include "bnx2fc_constants.h"
  63. #define BNX2FC_NAME "bnx2fc"
  64. #define BNX2FC_VERSION "2.11.8"
  65. #define PFX "bnx2fc: "
  66. #define BCM_CHIP_LEN 16
  67. #define BNX2X_DOORBELL_PCI_BAR 2
  68. #define BNX2FC_MAX_BD_LEN 0xffff
  69. #define BNX2FC_BD_SPLIT_SZ 0x8000
  70. #define BNX2FC_MAX_BDS_PER_CMD 256
  71. #define BNX2FC_SQ_WQES_MAX 256
  72. #define BNX2FC_SCSI_MAX_SQES ((3 * BNX2FC_SQ_WQES_MAX) / 8)
  73. #define BNX2FC_TM_MAX_SQES ((BNX2FC_SQ_WQES_MAX) / 2)
  74. #define BNX2FC_ELS_MAX_SQES (BNX2FC_TM_MAX_SQES - 1)
  75. #define BNX2FC_RQ_WQES_MAX 16
  76. #define BNX2FC_CQ_WQES_MAX (BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX)
  77. #define BNX2FC_NUM_MAX_SESS 1024
  78. #define BNX2FC_NUM_MAX_SESS_LOG (ilog2(BNX2FC_NUM_MAX_SESS))
  79. #define BNX2FC_MAX_NPIV 256
  80. #define BNX2FC_MIN_PAYLOAD 256
  81. #define BNX2FC_MAX_PAYLOAD 2048
  82. #define BNX2FC_MFS \
  83. (BNX2FC_MAX_PAYLOAD + sizeof(struct fc_frame_header))
  84. #define BNX2FC_MINI_JUMBO_MTU 2500
  85. #define BNX2FC_RQ_BUF_SZ 256
  86. #define BNX2FC_RQ_BUF_LOG_SZ (ilog2(BNX2FC_RQ_BUF_SZ))
  87. #define BNX2FC_SQ_WQE_SIZE (sizeof(struct fcoe_sqe))
  88. #define BNX2FC_CQ_WQE_SIZE (sizeof(struct fcoe_cqe))
  89. #define BNX2FC_RQ_WQE_SIZE (BNX2FC_RQ_BUF_SZ)
  90. #define BNX2FC_XFERQ_WQE_SIZE (sizeof(struct fcoe_xfrqe))
  91. #define BNX2FC_CONFQ_WQE_SIZE (sizeof(struct fcoe_confqe))
  92. #define BNX2X_DB_SHIFT 3
  93. #define BNX2FC_TASK_SIZE 128
  94. #define BNX2FC_TASKS_PER_PAGE (PAGE_SIZE/BNX2FC_TASK_SIZE)
  95. #define BNX2FC_MAX_ROWS_IN_HASH_TBL 8
  96. #define BNX2FC_HASH_TBL_CHUNK_SIZE (16 * 1024)
  97. #define BNX2FC_MAX_SEQS 255
  98. #define BNX2FC_MAX_RETRY_CNT 3
  99. #define BNX2FC_MAX_RPORT_RETRY_CNT 255
  100. #define BNX2FC_READ (1 << 1)
  101. #define BNX2FC_WRITE (1 << 0)
  102. #define BNX2FC_MIN_XID 0
  103. #define FCOE_MAX_NUM_XIDS 0x2000
  104. #define FCOE_MAX_XID_OFFSET (FCOE_MAX_NUM_XIDS - 1)
  105. #define FCOE_XIDS_PER_CPU_OFFSET ((512 * nr_cpu_ids) - 1)
  106. #define BNX2FC_MAX_LUN 0xFFFF
  107. #define BNX2FC_MAX_FCP_TGT 256
  108. #define BNX2FC_MAX_CMD_LEN 16
  109. #define BNX2FC_TM_TIMEOUT 60 /* secs */
  110. #define BNX2FC_IO_TIMEOUT 20000UL /* msecs */
  111. #define BNX2FC_WAIT_CNT 1200
  112. #define BNX2FC_FW_TIMEOUT (3 * HZ)
  113. #define PORT_MAX 2
  114. #define CMD_SCSI_STATUS(Cmnd) ((Cmnd)->SCp.Status)
  115. /* FC FCP Status */
  116. #define FC_GOOD 0
  117. #define BNX2FC_RNID_HBA 0x7
  118. #define SRR_RETRY_COUNT 5
  119. #define REC_RETRY_COUNT 1
  120. #define BNX2FC_NUM_ERR_BITS 63
  121. #define BNX2FC_RELOGIN_WAIT_TIME 200
  122. #define BNX2FC_RELOGIN_WAIT_CNT 10
  123. #define BNX2FC_STATS(hba, stat, cnt) \
  124. do { \
  125. u32 val; \
  126. \
  127. val = fw_stats->stat.cnt; \
  128. if (hba->prev_stats.stat.cnt <= val) \
  129. val -= hba->prev_stats.stat.cnt; \
  130. else \
  131. val += (0xfffffff - hba->prev_stats.stat.cnt); \
  132. hba->bfw_stats.cnt += val; \
  133. } while (0)
  134. /* bnx2fc driver uses only one instance of fcoe_percpu_s */
  135. extern struct fcoe_percpu_s bnx2fc_global;
  136. extern struct workqueue_struct *bnx2fc_wq;
  137. struct bnx2fc_percpu_s {
  138. struct task_struct *iothread;
  139. struct list_head work_list;
  140. spinlock_t fp_work_lock;
  141. };
  142. struct bnx2fc_fw_stats {
  143. u64 fc_crc_cnt;
  144. u64 fcoe_tx_pkt_cnt;
  145. u64 fcoe_rx_pkt_cnt;
  146. u64 fcoe_tx_byte_cnt;
  147. u64 fcoe_rx_byte_cnt;
  148. };
  149. struct bnx2fc_hba {
  150. struct list_head list;
  151. struct cnic_dev *cnic;
  152. struct pci_dev *pcidev;
  153. struct net_device *phys_dev;
  154. unsigned long reg_with_cnic;
  155. #define BNX2FC_CNIC_REGISTERED 1
  156. struct bnx2fc_cmd_mgr *cmd_mgr;
  157. spinlock_t hba_lock;
  158. struct mutex hba_mutex;
  159. struct mutex hba_stats_mutex;
  160. unsigned long adapter_state;
  161. #define ADAPTER_STATE_UP 0
  162. #define ADAPTER_STATE_GOING_DOWN 1
  163. #define ADAPTER_STATE_LINK_DOWN 2
  164. #define ADAPTER_STATE_READY 3
  165. unsigned long flags;
  166. #define BNX2FC_FLAG_FW_INIT_DONE 0
  167. #define BNX2FC_FLAG_DESTROY_CMPL 1
  168. u32 next_conn_id;
  169. /* xid resources */
  170. u16 max_xid;
  171. u32 max_tasks;
  172. u32 max_outstanding_cmds;
  173. u32 elstm_xids;
  174. struct fcoe_task_ctx_entry **task_ctx;
  175. dma_addr_t *task_ctx_dma;
  176. struct regpair *task_ctx_bd_tbl;
  177. dma_addr_t task_ctx_bd_dma;
  178. int hash_tbl_segment_count;
  179. void **hash_tbl_segments;
  180. void *hash_tbl_pbl;
  181. dma_addr_t hash_tbl_pbl_dma;
  182. struct fcoe_t2_hash_table_entry *t2_hash_tbl;
  183. dma_addr_t t2_hash_tbl_dma;
  184. char *t2_hash_tbl_ptr;
  185. dma_addr_t t2_hash_tbl_ptr_dma;
  186. char *dummy_buffer;
  187. dma_addr_t dummy_buf_dma;
  188. /* Active list of offloaded sessions */
  189. struct bnx2fc_rport **tgt_ofld_list;
  190. /* statistics */
  191. struct bnx2fc_fw_stats bfw_stats;
  192. struct fcoe_statistics_params prev_stats;
  193. struct fcoe_statistics_params *stats_buffer;
  194. dma_addr_t stats_buf_dma;
  195. struct completion stat_req_done;
  196. struct fcoe_capabilities fcoe_cap;
  197. /*destroy handling */
  198. struct timer_list destroy_timer;
  199. wait_queue_head_t destroy_wait;
  200. /* linkdown handling */
  201. wait_queue_head_t shutdown_wait;
  202. int wait_for_link_down;
  203. int num_ofld_sess;
  204. struct list_head vports;
  205. char chip_num[BCM_CHIP_LEN];
  206. };
  207. struct bnx2fc_interface {
  208. struct list_head list;
  209. unsigned long if_flags;
  210. #define BNX2FC_CTLR_INIT_DONE 0
  211. struct bnx2fc_hba *hba;
  212. struct net_device *netdev;
  213. struct packet_type fcoe_packet_type;
  214. struct packet_type fip_packet_type;
  215. struct workqueue_struct *timer_work_queue;
  216. struct kref kref;
  217. u8 vlan_enabled;
  218. int vlan_id;
  219. bool enabled;
  220. u8 tm_timeout;
  221. };
  222. #define bnx2fc_from_ctlr(x) \
  223. ((struct bnx2fc_interface *)((x) + 1))
  224. #define bnx2fc_to_ctlr(x) \
  225. ((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1))
  226. struct bnx2fc_lport {
  227. struct list_head list;
  228. struct fc_lport *lport;
  229. };
  230. struct bnx2fc_cmd_mgr {
  231. struct bnx2fc_hba *hba;
  232. u16 next_idx;
  233. struct list_head *free_list;
  234. spinlock_t *free_list_lock;
  235. struct io_bdt **io_bdt_pool;
  236. struct bnx2fc_cmd **cmds;
  237. };
  238. struct bnx2fc_rport {
  239. struct fcoe_port *port;
  240. struct fc_rport *rport;
  241. struct fc_rport_priv *rdata;
  242. void __iomem *ctx_base;
  243. #define DPM_TRIGER_TYPE 0x40
  244. u32 io_timeout;
  245. u32 fcoe_conn_id;
  246. u32 context_id;
  247. u32 sid;
  248. int dev_type;
  249. unsigned long flags;
  250. #define BNX2FC_FLAG_SESSION_READY 0x1
  251. #define BNX2FC_FLAG_OFFLOADED 0x2
  252. #define BNX2FC_FLAG_DISABLED 0x3
  253. #define BNX2FC_FLAG_DESTROYED 0x4
  254. #define BNX2FC_FLAG_OFLD_REQ_CMPL 0x5
  255. #define BNX2FC_FLAG_CTX_ALLOC_FAILURE 0x6
  256. #define BNX2FC_FLAG_UPLD_REQ_COMPL 0x7
  257. #define BNX2FC_FLAG_DISABLE_FAILED 0x9
  258. #define BNX2FC_FLAG_ENABLED 0xa
  259. u8 src_addr[ETH_ALEN];
  260. u32 max_sqes;
  261. u32 max_rqes;
  262. u32 max_cqes;
  263. atomic_t free_sqes;
  264. struct b577xx_doorbell_set_prod sq_db;
  265. struct b577xx_fcoe_rx_doorbell rx_db;
  266. struct fcoe_sqe *sq;
  267. dma_addr_t sq_dma;
  268. u16 sq_prod_idx;
  269. u8 sq_curr_toggle_bit;
  270. u32 sq_mem_size;
  271. struct fcoe_cqe *cq;
  272. dma_addr_t cq_dma;
  273. u16 cq_cons_idx;
  274. u8 cq_curr_toggle_bit;
  275. u32 cq_mem_size;
  276. void *rq;
  277. dma_addr_t rq_dma;
  278. u32 rq_prod_idx;
  279. u32 rq_cons_idx;
  280. u32 rq_mem_size;
  281. void *rq_pbl;
  282. dma_addr_t rq_pbl_dma;
  283. u32 rq_pbl_size;
  284. struct fcoe_xfrqe *xferq;
  285. dma_addr_t xferq_dma;
  286. u32 xferq_mem_size;
  287. struct fcoe_confqe *confq;
  288. dma_addr_t confq_dma;
  289. u32 confq_mem_size;
  290. void *confq_pbl;
  291. dma_addr_t confq_pbl_dma;
  292. u32 confq_pbl_size;
  293. struct fcoe_conn_db *conn_db;
  294. dma_addr_t conn_db_dma;
  295. u32 conn_db_mem_size;
  296. struct fcoe_sqe *lcq;
  297. dma_addr_t lcq_dma;
  298. u32 lcq_mem_size;
  299. void *ofld_req[4];
  300. dma_addr_t ofld_req_dma[4];
  301. void *enbl_req;
  302. dma_addr_t enbl_req_dma;
  303. spinlock_t tgt_lock;
  304. spinlock_t cq_lock;
  305. atomic_t num_active_ios;
  306. u32 flush_in_prog;
  307. unsigned long timestamp;
  308. unsigned long retry_delay_timestamp;
  309. struct list_head free_task_list;
  310. struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1];
  311. struct list_head active_cmd_queue;
  312. struct list_head els_queue;
  313. struct list_head io_retire_queue;
  314. struct list_head active_tm_queue;
  315. struct timer_list ofld_timer;
  316. wait_queue_head_t ofld_wait;
  317. struct timer_list upld_timer;
  318. wait_queue_head_t upld_wait;
  319. };
  320. struct bnx2fc_mp_req {
  321. u8 tm_flags;
  322. u32 req_len;
  323. void *req_buf;
  324. dma_addr_t req_buf_dma;
  325. struct fcoe_bd_ctx *mp_req_bd;
  326. dma_addr_t mp_req_bd_dma;
  327. struct fc_frame_header req_fc_hdr;
  328. u32 resp_len;
  329. void *resp_buf;
  330. dma_addr_t resp_buf_dma;
  331. struct fcoe_bd_ctx *mp_resp_bd;
  332. dma_addr_t mp_resp_bd_dma;
  333. struct fc_frame_header resp_fc_hdr;
  334. };
  335. struct bnx2fc_els_cb_arg {
  336. struct bnx2fc_cmd *aborted_io_req;
  337. struct bnx2fc_cmd *io_req;
  338. u16 l2_oxid;
  339. u32 offset;
  340. enum fc_rctl r_ctl;
  341. };
  342. /* bnx2fc command structure */
  343. struct bnx2fc_cmd {
  344. struct list_head link;
  345. u8 on_active_queue;
  346. u8 on_tmf_queue;
  347. u8 cmd_type;
  348. #define BNX2FC_SCSI_CMD 1
  349. #define BNX2FC_TASK_MGMT_CMD 2
  350. #define BNX2FC_ABTS 3
  351. #define BNX2FC_ELS 4
  352. #define BNX2FC_CLEANUP 5
  353. #define BNX2FC_SEQ_CLEANUP 6
  354. u8 io_req_flags;
  355. struct kref refcount;
  356. struct fcoe_port *port;
  357. struct bnx2fc_rport *tgt;
  358. struct scsi_cmnd *sc_cmd;
  359. struct bnx2fc_cmd_mgr *cmd_mgr;
  360. struct bnx2fc_mp_req mp_req;
  361. void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg);
  362. struct bnx2fc_els_cb_arg *cb_arg;
  363. struct delayed_work timeout_work; /* timer for ULP timeouts */
  364. struct completion tm_done;
  365. int wait_for_comp;
  366. u16 xid;
  367. struct fcoe_err_report_entry err_entry;
  368. struct fcoe_task_ctx_entry *task;
  369. struct io_bdt *bd_tbl;
  370. struct fcp_rsp *rsp;
  371. size_t data_xfer_len;
  372. unsigned long req_flags;
  373. #define BNX2FC_FLAG_ISSUE_RRQ 0x1
  374. #define BNX2FC_FLAG_ISSUE_ABTS 0x2
  375. #define BNX2FC_FLAG_ABTS_DONE 0x3
  376. #define BNX2FC_FLAG_TM_COMPL 0x4
  377. #define BNX2FC_FLAG_TM_TIMEOUT 0x5
  378. #define BNX2FC_FLAG_IO_CLEANUP 0x6
  379. #define BNX2FC_FLAG_RETIRE_OXID 0x7
  380. #define BNX2FC_FLAG_EH_ABORT 0x8
  381. #define BNX2FC_FLAG_IO_COMPL 0x9
  382. #define BNX2FC_FLAG_ELS_DONE 0xa
  383. #define BNX2FC_FLAG_ELS_TIMEOUT 0xb
  384. #define BNX2FC_FLAG_CMD_LOST 0xc
  385. #define BNX2FC_FLAG_SRR_SENT 0xd
  386. u8 rec_retry;
  387. u8 srr_retry;
  388. u32 srr_offset;
  389. u8 srr_rctl;
  390. u32 fcp_resid;
  391. u32 fcp_rsp_len;
  392. u32 fcp_sns_len;
  393. u8 cdb_status; /* SCSI IO status */
  394. u8 fcp_status; /* FCP IO status */
  395. u8 fcp_rsp_code;
  396. u8 scsi_comp_flags;
  397. };
  398. struct io_bdt {
  399. struct bnx2fc_cmd *io_req;
  400. struct fcoe_bd_ctx *bd_tbl;
  401. dma_addr_t bd_tbl_dma;
  402. u16 bd_valid;
  403. };
  404. struct bnx2fc_work {
  405. struct list_head list;
  406. struct bnx2fc_rport *tgt;
  407. u16 wqe;
  408. };
  409. struct bnx2fc_unsol_els {
  410. struct fc_lport *lport;
  411. struct fc_frame *fp;
  412. struct bnx2fc_hba *hba;
  413. struct work_struct unsol_els_work;
  414. };
  415. struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt);
  416. struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type);
  417. void bnx2fc_cmd_release(struct kref *ref);
  418. int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd);
  419. int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba);
  420. int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba);
  421. int bnx2fc_send_session_ofld_req(struct fcoe_port *port,
  422. struct bnx2fc_rport *tgt);
  423. int bnx2fc_send_session_enable_req(struct fcoe_port *port,
  424. struct bnx2fc_rport *tgt);
  425. int bnx2fc_send_session_disable_req(struct fcoe_port *port,
  426. struct bnx2fc_rport *tgt);
  427. int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba,
  428. struct bnx2fc_rport *tgt);
  429. int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt);
  430. void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[],
  431. u32 num_cqe);
  432. int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba);
  433. void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba);
  434. int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba);
  435. void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba);
  436. struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba);
  437. void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr);
  438. void bnx2fc_get_link_state(struct bnx2fc_hba *hba);
  439. char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items);
  440. void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items);
  441. int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen);
  442. int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req);
  443. int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp);
  444. int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp);
  445. int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp);
  446. int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req);
  447. int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req);
  448. void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req,
  449. unsigned int timer_msec);
  450. int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req);
  451. void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req,
  452. struct fcoe_task_ctx_entry *task,
  453. u16 orig_xid);
  454. void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req,
  455. struct fcoe_task_ctx_entry *task,
  456. struct bnx2fc_cmd *orig_io_req,
  457. u32 offset);
  458. void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req,
  459. struct fcoe_task_ctx_entry *task);
  460. void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
  461. struct fcoe_task_ctx_entry *task);
  462. void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid);
  463. void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt);
  464. int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd);
  465. int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd);
  466. int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd);
  467. void bnx2fc_rport_event_handler(struct fc_lport *lport,
  468. struct fc_rport_priv *rport,
  469. enum fc_rport_event event);
  470. void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req,
  471. struct fcoe_task_ctx_entry *task,
  472. u8 num_rq);
  473. void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req,
  474. struct fcoe_task_ctx_entry *task,
  475. u8 num_rq);
  476. void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req,
  477. struct fcoe_task_ctx_entry *task,
  478. u8 num_rq);
  479. void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req,
  480. struct fcoe_task_ctx_entry *task,
  481. u8 num_rq);
  482. void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req,
  483. struct fcoe_task_ctx_entry *task,
  484. u8 num_rq);
  485. void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req,
  486. struct fcp_cmnd *fcp_cmnd);
  487. void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt);
  488. struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did,
  489. struct fc_frame *fp, unsigned int op,
  490. void (*resp)(struct fc_seq *,
  491. struct fc_frame *,
  492. void *),
  493. void *arg, u32 timeout);
  494. void bnx2fc_arm_cq(struct bnx2fc_rport *tgt);
  495. int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt);
  496. void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe);
  497. struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port,
  498. u32 port_id);
  499. void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt,
  500. unsigned char *buf,
  501. u32 frame_len, u16 l2_oxid);
  502. int bnx2fc_send_stat_req(struct bnx2fc_hba *hba);
  503. int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req);
  504. int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req);
  505. int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl);
  506. void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req,
  507. struct fcoe_task_ctx_entry *task,
  508. u8 rx_state);
  509. int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset,
  510. enum fc_rctl r_ctl);
  511. #include "bnx2fc_debug.h"
  512. #endif