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 "../../net/ethernet/broadcom/bnx2x/bnx2x_mfw_req.h" 64 #include "bnx2fc_constants.h" 65 66 #define BNX2FC_NAME "bnx2fc" 67 #define BNX2FC_VERSION "1.0.12" 68 69 #define PFX "bnx2fc: " 70 71 #define BNX2X_DOORBELL_PCI_BAR 2 72 73 #define BNX2FC_MAX_BD_LEN 0xffff 74 #define BNX2FC_BD_SPLIT_SZ 0x8000 75 #define BNX2FC_MAX_BDS_PER_CMD 256 76 77 #define BNX2FC_SQ_WQES_MAX 256 78 79 #define BNX2FC_SCSI_MAX_SQES ((3 * BNX2FC_SQ_WQES_MAX) / 8) 80 #define BNX2FC_TM_MAX_SQES ((BNX2FC_SQ_WQES_MAX) / 2) 81 #define BNX2FC_ELS_MAX_SQES (BNX2FC_TM_MAX_SQES - 1) 82 83 #define BNX2FC_RQ_WQES_MAX 16 84 #define BNX2FC_CQ_WQES_MAX (BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX) 85 86 #define BNX2FC_NUM_MAX_SESS 1024 87 #define BNX2FC_NUM_MAX_SESS_LOG (ilog2(BNX2FC_NUM_MAX_SESS)) 88 89 #define BNX2FC_MAX_NPIV 256 90 91 #define BNX2FC_MAX_OUTSTANDING_CMNDS 2048 92 #define BNX2FC_CAN_QUEUE BNX2FC_MAX_OUTSTANDING_CMNDS 93 #define BNX2FC_ELSTM_XIDS BNX2FC_CAN_QUEUE 94 #define BNX2FC_MIN_PAYLOAD 256 95 #define BNX2FC_MAX_PAYLOAD 2048 96 #define BNX2FC_MFS \ 97 (BNX2FC_MAX_PAYLOAD + sizeof(struct fc_frame_header)) 98 #define BNX2FC_MINI_JUMBO_MTU 2500 99 100 101 #define BNX2FC_RQ_BUF_SZ 256 102 #define BNX2FC_RQ_BUF_LOG_SZ (ilog2(BNX2FC_RQ_BUF_SZ)) 103 104 #define BNX2FC_SQ_WQE_SIZE (sizeof(struct fcoe_sqe)) 105 #define BNX2FC_CQ_WQE_SIZE (sizeof(struct fcoe_cqe)) 106 #define BNX2FC_RQ_WQE_SIZE (BNX2FC_RQ_BUF_SZ) 107 #define BNX2FC_XFERQ_WQE_SIZE (sizeof(struct fcoe_xfrqe)) 108 #define BNX2FC_CONFQ_WQE_SIZE (sizeof(struct fcoe_confqe)) 109 #define BNX2FC_5771X_DB_PAGE_SIZE 128 110 111 #define BNX2FC_MAX_TASKS \ 112 (BNX2FC_MAX_OUTSTANDING_CMNDS + BNX2FC_ELSTM_XIDS) 113 #define BNX2FC_TASK_SIZE 128 114 #define BNX2FC_TASKS_PER_PAGE (PAGE_SIZE/BNX2FC_TASK_SIZE) 115 #define BNX2FC_TASK_CTX_ARR_SZ (BNX2FC_MAX_TASKS/BNX2FC_TASKS_PER_PAGE) 116 117 #define BNX2FC_MAX_ROWS_IN_HASH_TBL 8 118 #define BNX2FC_HASH_TBL_CHUNK_SIZE (16 * 1024) 119 120 #define BNX2FC_MAX_SEQS 255 121 #define BNX2FC_MAX_RETRY_CNT 3 122 #define BNX2FC_MAX_RPORT_RETRY_CNT 255 123 124 #define BNX2FC_READ (1 << 1) 125 #define BNX2FC_WRITE (1 << 0) 126 127 #define BNX2FC_MIN_XID 0 128 #define BNX2FC_MAX_XID \ 129 (BNX2FC_MAX_OUTSTANDING_CMNDS + BNX2FC_ELSTM_XIDS - 1) 130 #define FCOE_MAX_NUM_XIDS 0x2000 131 #define FCOE_MIN_XID (BNX2FC_MAX_XID + 1) 132 #define FCOE_MAX_XID (FCOE_MIN_XID + FCOE_MAX_NUM_XIDS - 1) 133 #define FCOE_XIDS_PER_CPU (FCOE_MIN_XID + (512 * nr_cpu_ids) - 1) 134 #define BNX2FC_MAX_LUN 0xFFFF 135 #define BNX2FC_MAX_FCP_TGT 256 136 #define BNX2FC_MAX_CMD_LEN 16 137 138 #define BNX2FC_TM_TIMEOUT 60 /* secs */ 139 #define BNX2FC_IO_TIMEOUT 20000UL /* msecs */ 140 141 #define BNX2FC_WAIT_CNT 1200 142 #define BNX2FC_FW_TIMEOUT (3 * HZ) 143 #define PORT_MAX 2 144 145 #define CMD_SCSI_STATUS(Cmnd) ((Cmnd)->SCp.Status) 146 147 /* FC FCP Status */ 148 #define FC_GOOD 0 149 150 #define BNX2FC_RNID_HBA 0x7 151 152 #define SRR_RETRY_COUNT 5 153 #define REC_RETRY_COUNT 1 154 #define BNX2FC_NUM_ERR_BITS 63 155 156 #define BNX2FC_RELOGIN_WAIT_TIME 200 157 #define BNX2FC_RELOGIN_WAIT_CNT 10 158 159 /* bnx2fc driver uses only one instance of fcoe_percpu_s */ 160 extern struct fcoe_percpu_s bnx2fc_global; 161 162 extern struct workqueue_struct *bnx2fc_wq; 163 164 struct bnx2fc_percpu_s { 165 struct task_struct *iothread; 166 struct list_head work_list; 167 spinlock_t fp_work_lock; 168 }; 169 170 struct bnx2fc_hba { 171 struct list_head list; 172 struct cnic_dev *cnic; 173 struct pci_dev *pcidev; 174 struct net_device *phys_dev; 175 unsigned long reg_with_cnic; 176 #define BNX2FC_CNIC_REGISTERED 1 177 struct bnx2fc_cmd_mgr *cmd_mgr; 178 spinlock_t hba_lock; 179 struct mutex hba_mutex; 180 unsigned long adapter_state; 181 #define ADAPTER_STATE_UP 0 182 #define ADAPTER_STATE_GOING_DOWN 1 183 #define ADAPTER_STATE_LINK_DOWN 2 184 #define ADAPTER_STATE_READY 3 185 unsigned long flags; 186 #define BNX2FC_FLAG_FW_INIT_DONE 0 187 #define BNX2FC_FLAG_DESTROY_CMPL 1 188 u32 next_conn_id; 189 struct fcoe_task_ctx_entry **task_ctx; 190 dma_addr_t *task_ctx_dma; 191 struct regpair *task_ctx_bd_tbl; 192 dma_addr_t task_ctx_bd_dma; 193 194 int hash_tbl_segment_count; 195 void **hash_tbl_segments; 196 void *hash_tbl_pbl; 197 dma_addr_t hash_tbl_pbl_dma; 198 struct fcoe_t2_hash_table_entry *t2_hash_tbl; 199 dma_addr_t t2_hash_tbl_dma; 200 char *t2_hash_tbl_ptr; 201 dma_addr_t t2_hash_tbl_ptr_dma; 202 203 char *dummy_buffer; 204 dma_addr_t dummy_buf_dma; 205 206 /* Active list of offloaded sessions */ 207 struct bnx2fc_rport **tgt_ofld_list; 208 209 /* statistics */ 210 struct fcoe_statistics_params *stats_buffer; 211 dma_addr_t stats_buf_dma; 212 struct completion stat_req_done; 213 struct fcoe_capabilities fcoe_cap; 214 215 /*destroy handling */ 216 struct timer_list destroy_timer; 217 wait_queue_head_t destroy_wait; 218 219 /* linkdown handling */ 220 wait_queue_head_t shutdown_wait; 221 int wait_for_link_down; 222 int num_ofld_sess; 223 struct list_head vports; 224 }; 225 226 struct bnx2fc_interface { 227 struct list_head list; 228 unsigned long if_flags; 229 #define BNX2FC_CTLR_INIT_DONE 0 230 struct bnx2fc_hba *hba; 231 struct net_device *netdev; 232 struct packet_type fcoe_packet_type; 233 struct packet_type fip_packet_type; 234 struct workqueue_struct *timer_work_queue; 235 struct kref kref; 236 u8 vlan_enabled; 237 int vlan_id; 238 bool enabled; 239 }; 240 241 #define bnx2fc_from_ctlr(x) \ 242 ((struct bnx2fc_interface *)((x) + 1)) 243 244 #define bnx2fc_to_ctlr(x) \ 245 ((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1)) 246 247 struct bnx2fc_lport { 248 struct list_head list; 249 struct fc_lport *lport; 250 }; 251 252 struct bnx2fc_cmd_mgr { 253 struct bnx2fc_hba *hba; 254 u16 next_idx; 255 struct list_head *free_list; 256 spinlock_t *free_list_lock; 257 struct io_bdt **io_bdt_pool; 258 struct bnx2fc_cmd **cmds; 259 }; 260 261 struct bnx2fc_rport { 262 struct fcoe_port *port; 263 struct fc_rport *rport; 264 struct fc_rport_priv *rdata; 265 void __iomem *ctx_base; 266 #define DPM_TRIGER_TYPE 0x40 267 u32 io_timeout; 268 u32 fcoe_conn_id; 269 u32 context_id; 270 u32 sid; 271 int dev_type; 272 273 unsigned long flags; 274 #define BNX2FC_FLAG_SESSION_READY 0x1 275 #define BNX2FC_FLAG_OFFLOADED 0x2 276 #define BNX2FC_FLAG_DISABLED 0x3 277 #define BNX2FC_FLAG_DESTROYED 0x4 278 #define BNX2FC_FLAG_OFLD_REQ_CMPL 0x5 279 #define BNX2FC_FLAG_CTX_ALLOC_FAILURE 0x6 280 #define BNX2FC_FLAG_UPLD_REQ_COMPL 0x7 281 #define BNX2FC_FLAG_EXPL_LOGO 0x8 282 #define BNX2FC_FLAG_DISABLE_FAILED 0x9 283 284 u8 src_addr[ETH_ALEN]; 285 u32 max_sqes; 286 u32 max_rqes; 287 u32 max_cqes; 288 atomic_t free_sqes; 289 290 struct b577xx_doorbell_set_prod sq_db; 291 struct b577xx_fcoe_rx_doorbell rx_db; 292 293 struct fcoe_sqe *sq; 294 dma_addr_t sq_dma; 295 u16 sq_prod_idx; 296 u8 sq_curr_toggle_bit; 297 u32 sq_mem_size; 298 299 struct fcoe_cqe *cq; 300 dma_addr_t cq_dma; 301 u16 cq_cons_idx; 302 u8 cq_curr_toggle_bit; 303 u32 cq_mem_size; 304 305 void *rq; 306 dma_addr_t rq_dma; 307 u32 rq_prod_idx; 308 u32 rq_cons_idx; 309 u32 rq_mem_size; 310 311 void *rq_pbl; 312 dma_addr_t rq_pbl_dma; 313 u32 rq_pbl_size; 314 315 struct fcoe_xfrqe *xferq; 316 dma_addr_t xferq_dma; 317 u32 xferq_mem_size; 318 319 struct fcoe_confqe *confq; 320 dma_addr_t confq_dma; 321 u32 confq_mem_size; 322 323 void *confq_pbl; 324 dma_addr_t confq_pbl_dma; 325 u32 confq_pbl_size; 326 327 struct fcoe_conn_db *conn_db; 328 dma_addr_t conn_db_dma; 329 u32 conn_db_mem_size; 330 331 struct fcoe_sqe *lcq; 332 dma_addr_t lcq_dma; 333 u32 lcq_mem_size; 334 335 void *ofld_req[4]; 336 dma_addr_t ofld_req_dma[4]; 337 void *enbl_req; 338 dma_addr_t enbl_req_dma; 339 340 spinlock_t tgt_lock; 341 spinlock_t cq_lock; 342 atomic_t num_active_ios; 343 u32 flush_in_prog; 344 unsigned long timestamp; 345 struct list_head free_task_list; 346 struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1]; 347 struct list_head active_cmd_queue; 348 struct list_head els_queue; 349 struct list_head io_retire_queue; 350 struct list_head active_tm_queue; 351 352 struct timer_list ofld_timer; 353 wait_queue_head_t ofld_wait; 354 355 struct timer_list upld_timer; 356 wait_queue_head_t upld_wait; 357 }; 358 359 struct bnx2fc_mp_req { 360 u8 tm_flags; 361 362 u32 req_len; 363 void *req_buf; 364 dma_addr_t req_buf_dma; 365 struct fcoe_bd_ctx *mp_req_bd; 366 dma_addr_t mp_req_bd_dma; 367 struct fc_frame_header req_fc_hdr; 368 369 u32 resp_len; 370 void *resp_buf; 371 dma_addr_t resp_buf_dma; 372 struct fcoe_bd_ctx *mp_resp_bd; 373 dma_addr_t mp_resp_bd_dma; 374 struct fc_frame_header resp_fc_hdr; 375 }; 376 377 struct bnx2fc_els_cb_arg { 378 struct bnx2fc_cmd *aborted_io_req; 379 struct bnx2fc_cmd *io_req; 380 u16 l2_oxid; 381 u32 offset; 382 enum fc_rctl r_ctl; 383 }; 384 385 /* bnx2fc command structure */ 386 struct bnx2fc_cmd { 387 struct list_head link; 388 u8 on_active_queue; 389 u8 on_tmf_queue; 390 u8 cmd_type; 391 #define BNX2FC_SCSI_CMD 1 392 #define BNX2FC_TASK_MGMT_CMD 2 393 #define BNX2FC_ABTS 3 394 #define BNX2FC_ELS 4 395 #define BNX2FC_CLEANUP 5 396 #define BNX2FC_SEQ_CLEANUP 6 397 u8 io_req_flags; 398 struct kref refcount; 399 struct fcoe_port *port; 400 struct bnx2fc_rport *tgt; 401 struct scsi_cmnd *sc_cmd; 402 struct bnx2fc_cmd_mgr *cmd_mgr; 403 struct bnx2fc_mp_req mp_req; 404 void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg); 405 struct bnx2fc_els_cb_arg *cb_arg; 406 struct delayed_work timeout_work; /* timer for ULP timeouts */ 407 struct completion tm_done; 408 int wait_for_comp; 409 u16 xid; 410 struct fcoe_err_report_entry err_entry; 411 struct fcoe_task_ctx_entry *task; 412 struct io_bdt *bd_tbl; 413 struct fcp_rsp *rsp; 414 size_t data_xfer_len; 415 unsigned long req_flags; 416 #define BNX2FC_FLAG_ISSUE_RRQ 0x1 417 #define BNX2FC_FLAG_ISSUE_ABTS 0x2 418 #define BNX2FC_FLAG_ABTS_DONE 0x3 419 #define BNX2FC_FLAG_TM_COMPL 0x4 420 #define BNX2FC_FLAG_TM_TIMEOUT 0x5 421 #define BNX2FC_FLAG_IO_CLEANUP 0x6 422 #define BNX2FC_FLAG_RETIRE_OXID 0x7 423 #define BNX2FC_FLAG_EH_ABORT 0x8 424 #define BNX2FC_FLAG_IO_COMPL 0x9 425 #define BNX2FC_FLAG_ELS_DONE 0xa 426 #define BNX2FC_FLAG_ELS_TIMEOUT 0xb 427 #define BNX2FC_FLAG_CMD_LOST 0xc 428 #define BNX2FC_FLAG_SRR_SENT 0xd 429 u8 rec_retry; 430 u8 srr_retry; 431 u32 srr_offset; 432 u8 srr_rctl; 433 u32 fcp_resid; 434 u32 fcp_rsp_len; 435 u32 fcp_sns_len; 436 u8 cdb_status; /* SCSI IO status */ 437 u8 fcp_status; /* FCP IO status */ 438 u8 fcp_rsp_code; 439 u8 scsi_comp_flags; 440 }; 441 442 struct io_bdt { 443 struct bnx2fc_cmd *io_req; 444 struct fcoe_bd_ctx *bd_tbl; 445 dma_addr_t bd_tbl_dma; 446 u16 bd_valid; 447 }; 448 449 struct bnx2fc_work { 450 struct list_head list; 451 struct bnx2fc_rport *tgt; 452 u16 wqe; 453 }; 454 struct bnx2fc_unsol_els { 455 struct fc_lport *lport; 456 struct fc_frame *fp; 457 struct bnx2fc_hba *hba; 458 struct work_struct unsol_els_work; 459 }; 460 461 462 463 struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt); 464 struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type); 465 void bnx2fc_cmd_release(struct kref *ref); 466 int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd); 467 int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba); 468 int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba); 469 int bnx2fc_send_session_ofld_req(struct fcoe_port *port, 470 struct bnx2fc_rport *tgt); 471 int bnx2fc_send_session_disable_req(struct fcoe_port *port, 472 struct bnx2fc_rport *tgt); 473 int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba, 474 struct bnx2fc_rport *tgt); 475 int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt); 476 void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[], 477 u32 num_cqe); 478 int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba); 479 void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba); 480 int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba); 481 void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba); 482 struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba, 483 u16 min_xid, u16 max_xid); 484 void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr); 485 void bnx2fc_get_link_state(struct bnx2fc_hba *hba); 486 char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items); 487 void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items); 488 int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen); 489 int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req); 490 int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp); 491 int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp); 492 int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp); 493 int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req); 494 int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req); 495 void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req, 496 unsigned int timer_msec); 497 int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req); 498 void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req, 499 struct fcoe_task_ctx_entry *task, 500 u16 orig_xid); 501 void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req, 502 struct fcoe_task_ctx_entry *task, 503 struct bnx2fc_cmd *orig_io_req, 504 u32 offset); 505 void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req, 506 struct fcoe_task_ctx_entry *task); 507 void bnx2fc_init_task(struct bnx2fc_cmd *io_req, 508 struct fcoe_task_ctx_entry *task); 509 void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid); 510 void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt); 511 int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd); 512 int bnx2fc_eh_host_reset(struct scsi_cmnd *sc_cmd); 513 int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd); 514 int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd); 515 void bnx2fc_rport_event_handler(struct fc_lport *lport, 516 struct fc_rport_priv *rport, 517 enum fc_rport_event event); 518 void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req, 519 struct fcoe_task_ctx_entry *task, 520 u8 num_rq); 521 void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, 522 struct fcoe_task_ctx_entry *task, 523 u8 num_rq); 524 void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, 525 struct fcoe_task_ctx_entry *task, 526 u8 num_rq); 527 void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req, 528 struct fcoe_task_ctx_entry *task, 529 u8 num_rq); 530 void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req, 531 struct fcoe_task_ctx_entry *task, 532 u8 num_rq); 533 void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, 534 struct fcp_cmnd *fcp_cmnd); 535 536 537 538 void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt); 539 struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did, 540 struct fc_frame *fp, unsigned int op, 541 void (*resp)(struct fc_seq *, 542 struct fc_frame *, 543 void *), 544 void *arg, u32 timeout); 545 void bnx2fc_arm_cq(struct bnx2fc_rport *tgt); 546 int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt); 547 void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe); 548 struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port, 549 u32 port_id); 550 void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt, 551 unsigned char *buf, 552 u32 frame_len, u16 l2_oxid); 553 int bnx2fc_send_stat_req(struct bnx2fc_hba *hba); 554 int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req); 555 int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req); 556 int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl); 557 void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req, 558 struct fcoe_task_ctx_entry *task, 559 u8 rx_state); 560 int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset, 561 enum fc_rctl r_ctl); 562 563 564 #include "bnx2fc_debug.h" 565 566 #endif 567