1 #ifndef _BNX2FC_H_ 2 #define _BNX2FC_H_ 3 /* bnx2fc.h: Broadcom NetXtreme II Linux FCoE offload driver. 4 * 5 * Copyright (c) 2008 - 2011 Broadcom Corporation 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 14 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 15 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.h> 42 #include <linux/io.h> 43 44 #include <scsi/scsi.h> 45 #include <scsi/scsi_host.h> 46 #include <scsi/scsi_device.h> 47 #include <scsi/scsi_cmnd.h> 48 #include <scsi/scsi_eh.h> 49 #include <scsi/scsi_tcq.h> 50 #include <scsi/libfc.h> 51 #include <scsi/libfcoe.h> 52 #include <scsi/fc_encode.h> 53 #include <scsi/scsi_transport.h> 54 #include <scsi/scsi_transport_fc.h> 55 #include <scsi/fc/fc_fip.h> 56 #include <scsi/fc/fc_fc2.h> 57 #include <scsi/fc_frame.h> 58 #include <scsi/fc/fc_fcoe.h> 59 #include <scsi/fc/fc_fcp.h> 60 61 #include "57xx_hsi_bnx2fc.h" 62 #include "../../net/ethernet/broadcom/cnic_if.h" 63 #include "bnx2fc_constants.h" 64 65 #define BNX2FC_NAME "bnx2fc" 66 #define BNX2FC_VERSION "1.0.11" 67 68 #define PFX "bnx2fc: " 69 70 #define BNX2X_DOORBELL_PCI_BAR 2 71 72 #define BNX2FC_MAX_BD_LEN 0xffff 73 #define BNX2FC_BD_SPLIT_SZ 0x8000 74 #define BNX2FC_MAX_BDS_PER_CMD 256 75 76 #define BNX2FC_SQ_WQES_MAX 256 77 78 #define BNX2FC_SCSI_MAX_SQES ((3 * BNX2FC_SQ_WQES_MAX) / 8) 79 #define BNX2FC_TM_MAX_SQES ((BNX2FC_SQ_WQES_MAX) / 2) 80 #define BNX2FC_ELS_MAX_SQES (BNX2FC_TM_MAX_SQES - 1) 81 82 #define BNX2FC_RQ_WQES_MAX 16 83 #define BNX2FC_CQ_WQES_MAX (BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX) 84 85 #define BNX2FC_NUM_MAX_SESS 1024 86 #define BNX2FC_NUM_MAX_SESS_LOG (ilog2(BNX2FC_NUM_MAX_SESS)) 87 88 #define BNX2FC_MAX_OUTSTANDING_CMNDS 2048 89 #define BNX2FC_CAN_QUEUE BNX2FC_MAX_OUTSTANDING_CMNDS 90 #define BNX2FC_ELSTM_XIDS BNX2FC_CAN_QUEUE 91 #define BNX2FC_MIN_PAYLOAD 256 92 #define BNX2FC_MAX_PAYLOAD 2048 93 #define BNX2FC_MFS \ 94 (BNX2FC_MAX_PAYLOAD + sizeof(struct fc_frame_header)) 95 #define BNX2FC_MINI_JUMBO_MTU 2500 96 97 98 #define BNX2FC_RQ_BUF_SZ 256 99 #define BNX2FC_RQ_BUF_LOG_SZ (ilog2(BNX2FC_RQ_BUF_SZ)) 100 101 #define BNX2FC_SQ_WQE_SIZE (sizeof(struct fcoe_sqe)) 102 #define BNX2FC_CQ_WQE_SIZE (sizeof(struct fcoe_cqe)) 103 #define BNX2FC_RQ_WQE_SIZE (BNX2FC_RQ_BUF_SZ) 104 #define BNX2FC_XFERQ_WQE_SIZE (sizeof(struct fcoe_xfrqe)) 105 #define BNX2FC_CONFQ_WQE_SIZE (sizeof(struct fcoe_confqe)) 106 #define BNX2FC_5771X_DB_PAGE_SIZE 128 107 108 #define BNX2FC_MAX_TASKS \ 109 (BNX2FC_MAX_OUTSTANDING_CMNDS + BNX2FC_ELSTM_XIDS) 110 #define BNX2FC_TASK_SIZE 128 111 #define BNX2FC_TASKS_PER_PAGE (PAGE_SIZE/BNX2FC_TASK_SIZE) 112 #define BNX2FC_TASK_CTX_ARR_SZ (BNX2FC_MAX_TASKS/BNX2FC_TASKS_PER_PAGE) 113 114 #define BNX2FC_MAX_ROWS_IN_HASH_TBL 8 115 #define BNX2FC_HASH_TBL_CHUNK_SIZE (16 * 1024) 116 117 #define BNX2FC_MAX_SEQS 255 118 #define BNX2FC_MAX_RETRY_CNT 3 119 #define BNX2FC_MAX_RPORT_RETRY_CNT 255 120 121 #define BNX2FC_READ (1 << 1) 122 #define BNX2FC_WRITE (1 << 0) 123 124 #define BNX2FC_MIN_XID 0 125 #define BNX2FC_MAX_XID \ 126 (BNX2FC_MAX_OUTSTANDING_CMNDS + BNX2FC_ELSTM_XIDS - 1) 127 #define FCOE_MAX_NUM_XIDS 0x2000 128 #define FCOE_MIN_XID (BNX2FC_MAX_XID + 1) 129 #define FCOE_MAX_XID (FCOE_MIN_XID + FCOE_MAX_NUM_XIDS - 1) 130 #define FCOE_XIDS_PER_CPU (FCOE_MIN_XID + (512 * nr_cpu_ids) - 1) 131 #define BNX2FC_MAX_LUN 0xFFFF 132 #define BNX2FC_MAX_FCP_TGT 256 133 #define BNX2FC_MAX_CMD_LEN 16 134 135 #define BNX2FC_TM_TIMEOUT 60 /* secs */ 136 #define BNX2FC_IO_TIMEOUT 20000UL /* msecs */ 137 138 #define BNX2FC_WAIT_CNT 1200 139 #define BNX2FC_FW_TIMEOUT (3 * HZ) 140 #define PORT_MAX 2 141 142 #define CMD_SCSI_STATUS(Cmnd) ((Cmnd)->SCp.Status) 143 144 /* FC FCP Status */ 145 #define FC_GOOD 0 146 147 #define BNX2FC_RNID_HBA 0x7 148 149 #define SRR_RETRY_COUNT 5 150 #define REC_RETRY_COUNT 1 151 #define BNX2FC_NUM_ERR_BITS 63 152 153 #define BNX2FC_RELOGIN_WAIT_TIME 200 154 #define BNX2FC_RELOGIN_WAIT_CNT 10 155 156 /* bnx2fc driver uses only one instance of fcoe_percpu_s */ 157 extern struct fcoe_percpu_s bnx2fc_global; 158 159 extern struct workqueue_struct *bnx2fc_wq; 160 161 struct bnx2fc_percpu_s { 162 struct task_struct *iothread; 163 struct list_head work_list; 164 spinlock_t fp_work_lock; 165 }; 166 167 struct bnx2fc_hba { 168 struct list_head list; 169 struct cnic_dev *cnic; 170 struct pci_dev *pcidev; 171 struct net_device *phys_dev; 172 unsigned long reg_with_cnic; 173 #define BNX2FC_CNIC_REGISTERED 1 174 struct bnx2fc_cmd_mgr *cmd_mgr; 175 spinlock_t hba_lock; 176 struct mutex hba_mutex; 177 unsigned long adapter_state; 178 #define ADAPTER_STATE_UP 0 179 #define ADAPTER_STATE_GOING_DOWN 1 180 #define ADAPTER_STATE_LINK_DOWN 2 181 #define ADAPTER_STATE_READY 3 182 unsigned long flags; 183 #define BNX2FC_FLAG_FW_INIT_DONE 0 184 #define BNX2FC_FLAG_DESTROY_CMPL 1 185 u32 next_conn_id; 186 struct fcoe_task_ctx_entry **task_ctx; 187 dma_addr_t *task_ctx_dma; 188 struct regpair *task_ctx_bd_tbl; 189 dma_addr_t task_ctx_bd_dma; 190 191 int hash_tbl_segment_count; 192 void **hash_tbl_segments; 193 void *hash_tbl_pbl; 194 dma_addr_t hash_tbl_pbl_dma; 195 struct fcoe_t2_hash_table_entry *t2_hash_tbl; 196 dma_addr_t t2_hash_tbl_dma; 197 char *t2_hash_tbl_ptr; 198 dma_addr_t t2_hash_tbl_ptr_dma; 199 200 char *dummy_buffer; 201 dma_addr_t dummy_buf_dma; 202 203 /* Active list of offloaded sessions */ 204 struct bnx2fc_rport **tgt_ofld_list; 205 206 /* statistics */ 207 struct fcoe_statistics_params *stats_buffer; 208 dma_addr_t stats_buf_dma; 209 struct completion stat_req_done; 210 211 /*destroy handling */ 212 struct timer_list destroy_timer; 213 wait_queue_head_t destroy_wait; 214 215 /* linkdown handling */ 216 wait_queue_head_t shutdown_wait; 217 int wait_for_link_down; 218 int num_ofld_sess; 219 struct list_head vports; 220 }; 221 222 struct bnx2fc_interface { 223 struct list_head list; 224 unsigned long if_flags; 225 #define BNX2FC_CTLR_INIT_DONE 0 226 struct bnx2fc_hba *hba; 227 struct net_device *netdev; 228 struct packet_type fcoe_packet_type; 229 struct packet_type fip_packet_type; 230 struct workqueue_struct *timer_work_queue; 231 struct kref kref; 232 u8 vlan_enabled; 233 int vlan_id; 234 bool enabled; 235 }; 236 237 #define bnx2fc_from_ctlr(x) \ 238 ((struct bnx2fc_interface *)((x) + 1)) 239 240 #define bnx2fc_to_ctlr(x) \ 241 ((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1)) 242 243 struct bnx2fc_lport { 244 struct list_head list; 245 struct fc_lport *lport; 246 }; 247 248 struct bnx2fc_cmd_mgr { 249 struct bnx2fc_hba *hba; 250 u16 next_idx; 251 struct list_head *free_list; 252 spinlock_t *free_list_lock; 253 struct io_bdt **io_bdt_pool; 254 struct bnx2fc_cmd **cmds; 255 }; 256 257 struct bnx2fc_rport { 258 struct fcoe_port *port; 259 struct fc_rport *rport; 260 struct fc_rport_priv *rdata; 261 void __iomem *ctx_base; 262 #define DPM_TRIGER_TYPE 0x40 263 u32 io_timeout; 264 u32 fcoe_conn_id; 265 u32 context_id; 266 u32 sid; 267 int dev_type; 268 269 unsigned long flags; 270 #define BNX2FC_FLAG_SESSION_READY 0x1 271 #define BNX2FC_FLAG_OFFLOADED 0x2 272 #define BNX2FC_FLAG_DISABLED 0x3 273 #define BNX2FC_FLAG_DESTROYED 0x4 274 #define BNX2FC_FLAG_OFLD_REQ_CMPL 0x5 275 #define BNX2FC_FLAG_CTX_ALLOC_FAILURE 0x6 276 #define BNX2FC_FLAG_UPLD_REQ_COMPL 0x7 277 #define BNX2FC_FLAG_EXPL_LOGO 0x8 278 279 u8 src_addr[ETH_ALEN]; 280 u32 max_sqes; 281 u32 max_rqes; 282 u32 max_cqes; 283 atomic_t free_sqes; 284 285 struct b577xx_doorbell_set_prod sq_db; 286 struct b577xx_fcoe_rx_doorbell rx_db; 287 288 struct fcoe_sqe *sq; 289 dma_addr_t sq_dma; 290 u16 sq_prod_idx; 291 u8 sq_curr_toggle_bit; 292 u32 sq_mem_size; 293 294 struct fcoe_cqe *cq; 295 dma_addr_t cq_dma; 296 u16 cq_cons_idx; 297 u8 cq_curr_toggle_bit; 298 u32 cq_mem_size; 299 300 void *rq; 301 dma_addr_t rq_dma; 302 u32 rq_prod_idx; 303 u32 rq_cons_idx; 304 u32 rq_mem_size; 305 306 void *rq_pbl; 307 dma_addr_t rq_pbl_dma; 308 u32 rq_pbl_size; 309 310 struct fcoe_xfrqe *xferq; 311 dma_addr_t xferq_dma; 312 u32 xferq_mem_size; 313 314 struct fcoe_confqe *confq; 315 dma_addr_t confq_dma; 316 u32 confq_mem_size; 317 318 void *confq_pbl; 319 dma_addr_t confq_pbl_dma; 320 u32 confq_pbl_size; 321 322 struct fcoe_conn_db *conn_db; 323 dma_addr_t conn_db_dma; 324 u32 conn_db_mem_size; 325 326 struct fcoe_sqe *lcq; 327 dma_addr_t lcq_dma; 328 u32 lcq_mem_size; 329 330 void *ofld_req[4]; 331 dma_addr_t ofld_req_dma[4]; 332 void *enbl_req; 333 dma_addr_t enbl_req_dma; 334 335 spinlock_t tgt_lock; 336 spinlock_t cq_lock; 337 atomic_t num_active_ios; 338 u32 flush_in_prog; 339 unsigned long timestamp; 340 struct list_head free_task_list; 341 struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1]; 342 struct list_head active_cmd_queue; 343 struct list_head els_queue; 344 struct list_head io_retire_queue; 345 struct list_head active_tm_queue; 346 347 struct timer_list ofld_timer; 348 wait_queue_head_t ofld_wait; 349 350 struct timer_list upld_timer; 351 wait_queue_head_t upld_wait; 352 }; 353 354 struct bnx2fc_mp_req { 355 u8 tm_flags; 356 357 u32 req_len; 358 void *req_buf; 359 dma_addr_t req_buf_dma; 360 struct fcoe_bd_ctx *mp_req_bd; 361 dma_addr_t mp_req_bd_dma; 362 struct fc_frame_header req_fc_hdr; 363 364 u32 resp_len; 365 void *resp_buf; 366 dma_addr_t resp_buf_dma; 367 struct fcoe_bd_ctx *mp_resp_bd; 368 dma_addr_t mp_resp_bd_dma; 369 struct fc_frame_header resp_fc_hdr; 370 }; 371 372 struct bnx2fc_els_cb_arg { 373 struct bnx2fc_cmd *aborted_io_req; 374 struct bnx2fc_cmd *io_req; 375 u16 l2_oxid; 376 u32 offset; 377 enum fc_rctl r_ctl; 378 }; 379 380 /* bnx2fc command structure */ 381 struct bnx2fc_cmd { 382 struct list_head link; 383 u8 on_active_queue; 384 u8 on_tmf_queue; 385 u8 cmd_type; 386 #define BNX2FC_SCSI_CMD 1 387 #define BNX2FC_TASK_MGMT_CMD 2 388 #define BNX2FC_ABTS 3 389 #define BNX2FC_ELS 4 390 #define BNX2FC_CLEANUP 5 391 #define BNX2FC_SEQ_CLEANUP 6 392 u8 io_req_flags; 393 struct kref refcount; 394 struct fcoe_port *port; 395 struct bnx2fc_rport *tgt; 396 struct scsi_cmnd *sc_cmd; 397 struct bnx2fc_cmd_mgr *cmd_mgr; 398 struct bnx2fc_mp_req mp_req; 399 void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg); 400 struct bnx2fc_els_cb_arg *cb_arg; 401 struct delayed_work timeout_work; /* timer for ULP timeouts */ 402 struct completion tm_done; 403 int wait_for_comp; 404 u16 xid; 405 struct fcoe_err_report_entry err_entry; 406 struct fcoe_task_ctx_entry *task; 407 struct io_bdt *bd_tbl; 408 struct fcp_rsp *rsp; 409 size_t data_xfer_len; 410 unsigned long req_flags; 411 #define BNX2FC_FLAG_ISSUE_RRQ 0x1 412 #define BNX2FC_FLAG_ISSUE_ABTS 0x2 413 #define BNX2FC_FLAG_ABTS_DONE 0x3 414 #define BNX2FC_FLAG_TM_COMPL 0x4 415 #define BNX2FC_FLAG_TM_TIMEOUT 0x5 416 #define BNX2FC_FLAG_IO_CLEANUP 0x6 417 #define BNX2FC_FLAG_RETIRE_OXID 0x7 418 #define BNX2FC_FLAG_EH_ABORT 0x8 419 #define BNX2FC_FLAG_IO_COMPL 0x9 420 #define BNX2FC_FLAG_ELS_DONE 0xa 421 #define BNX2FC_FLAG_ELS_TIMEOUT 0xb 422 #define BNX2FC_FLAG_CMD_LOST 0xc 423 #define BNX2FC_FLAG_SRR_SENT 0xd 424 u8 rec_retry; 425 u8 srr_retry; 426 u32 srr_offset; 427 u8 srr_rctl; 428 u32 fcp_resid; 429 u32 fcp_rsp_len; 430 u32 fcp_sns_len; 431 u8 cdb_status; /* SCSI IO status */ 432 u8 fcp_status; /* FCP IO status */ 433 u8 fcp_rsp_code; 434 u8 scsi_comp_flags; 435 }; 436 437 struct io_bdt { 438 struct bnx2fc_cmd *io_req; 439 struct fcoe_bd_ctx *bd_tbl; 440 dma_addr_t bd_tbl_dma; 441 u16 bd_valid; 442 }; 443 444 struct bnx2fc_work { 445 struct list_head list; 446 struct bnx2fc_rport *tgt; 447 u16 wqe; 448 }; 449 struct bnx2fc_unsol_els { 450 struct fc_lport *lport; 451 struct fc_frame *fp; 452 struct bnx2fc_hba *hba; 453 struct work_struct unsol_els_work; 454 }; 455 456 457 458 struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt); 459 struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type); 460 void bnx2fc_cmd_release(struct kref *ref); 461 int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd); 462 int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba); 463 int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba); 464 int bnx2fc_send_session_ofld_req(struct fcoe_port *port, 465 struct bnx2fc_rport *tgt); 466 int bnx2fc_send_session_disable_req(struct fcoe_port *port, 467 struct bnx2fc_rport *tgt); 468 int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba, 469 struct bnx2fc_rport *tgt); 470 int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt); 471 void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[], 472 u32 num_cqe); 473 int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba); 474 void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba); 475 int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba); 476 void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba); 477 struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba, 478 u16 min_xid, u16 max_xid); 479 void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr); 480 void bnx2fc_get_link_state(struct bnx2fc_hba *hba); 481 char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items); 482 void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items); 483 int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen); 484 int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req); 485 int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp); 486 int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp); 487 int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp); 488 int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req); 489 int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req); 490 void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req, 491 unsigned int timer_msec); 492 int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req); 493 void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req, 494 struct fcoe_task_ctx_entry *task, 495 u16 orig_xid); 496 void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req, 497 struct fcoe_task_ctx_entry *task, 498 struct bnx2fc_cmd *orig_io_req, 499 u32 offset); 500 void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req, 501 struct fcoe_task_ctx_entry *task); 502 void bnx2fc_init_task(struct bnx2fc_cmd *io_req, 503 struct fcoe_task_ctx_entry *task); 504 void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid); 505 void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt); 506 int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd); 507 int bnx2fc_eh_host_reset(struct scsi_cmnd *sc_cmd); 508 int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd); 509 int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd); 510 void bnx2fc_rport_event_handler(struct fc_lport *lport, 511 struct fc_rport_priv *rport, 512 enum fc_rport_event event); 513 void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req, 514 struct fcoe_task_ctx_entry *task, 515 u8 num_rq); 516 void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, 517 struct fcoe_task_ctx_entry *task, 518 u8 num_rq); 519 void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, 520 struct fcoe_task_ctx_entry *task, 521 u8 num_rq); 522 void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req, 523 struct fcoe_task_ctx_entry *task, 524 u8 num_rq); 525 void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req, 526 struct fcoe_task_ctx_entry *task, 527 u8 num_rq); 528 void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, 529 struct fcp_cmnd *fcp_cmnd); 530 531 532 533 void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt); 534 struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did, 535 struct fc_frame *fp, unsigned int op, 536 void (*resp)(struct fc_seq *, 537 struct fc_frame *, 538 void *), 539 void *arg, u32 timeout); 540 void bnx2fc_arm_cq(struct bnx2fc_rport *tgt); 541 int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt); 542 void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe); 543 struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port, 544 u32 port_id); 545 void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt, 546 unsigned char *buf, 547 u32 frame_len, u16 l2_oxid); 548 int bnx2fc_send_stat_req(struct bnx2fc_hba *hba); 549 int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req); 550 int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req); 551 int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl); 552 void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req, 553 struct fcoe_task_ctx_entry *task, 554 u8 rx_state); 555 int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset, 556 enum fc_rctl r_ctl); 557 558 559 #include "bnx2fc_debug.h" 560 561 #endif 562