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 14 #ifndef _BNX2FC_H_ 15 #define _BNX2FC_H_ 16 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 17 18 #include <linux/module.h> 19 #include <linux/moduleparam.h> 20 #include <linux/kernel.h> 21 #include <linux/skbuff.h> 22 #include <linux/netdevice.h> 23 #include <linux/etherdevice.h> 24 #include <linux/if_ether.h> 25 #include <linux/if_vlan.h> 26 #include <linux/kthread.h> 27 #include <linux/crc32.h> 28 #include <linux/cpu.h> 29 #include <linux/types.h> 30 #include <linux/list.h> 31 #include <linux/delay.h> 32 #include <linux/timer.h> 33 #include <linux/errno.h> 34 #include <linux/pci.h> 35 #include <linux/init.h> 36 #include <linux/dma-mapping.h> 37 #include <linux/workqueue.h> 38 #include <linux/mutex.h> 39 #include <linux/spinlock.h> 40 #include <linux/bitops.h> 41 #include <linux/log2.h> 42 #include <linux/interrupt.h> 43 #include <linux/sched/signal.h> 44 #include <linux/io.h> 45 46 #include <scsi/scsi.h> 47 #include <scsi/scsi_host.h> 48 #include <scsi/scsi_device.h> 49 #include <scsi/scsi_cmnd.h> 50 #include <scsi/scsi_eh.h> 51 #include <scsi/scsi_tcq.h> 52 #include <scsi/libfc.h> 53 #include <scsi/libfcoe.h> 54 #include <scsi/fc_encode.h> 55 #include <scsi/scsi_transport.h> 56 #include <scsi/scsi_transport_fc.h> 57 #include <scsi/fc/fc_fip.h> 58 #include <scsi/fc/fc_fc2.h> 59 #include <scsi/fc_frame.h> 60 #include <scsi/fc/fc_fcoe.h> 61 #include <scsi/fc/fc_fcp.h> 62 63 #include "57xx_hsi_bnx2fc.h" 64 #include "../../net/ethernet/broadcom/cnic_if.h" 65 #include "../../net/ethernet/broadcom/bnx2x/bnx2x_mfw_req.h" 66 #include "bnx2fc_constants.h" 67 68 #define BNX2FC_NAME "bnx2fc" 69 #define BNX2FC_VERSION "2.11.8" 70 71 #define PFX "bnx2fc: " 72 73 #define BCM_CHIP_LEN 16 74 75 #define BNX2X_DOORBELL_PCI_BAR 2 76 77 #define BNX2FC_MAX_BD_LEN 0xffff 78 #define BNX2FC_BD_SPLIT_SZ 0x8000 79 #define BNX2FC_MAX_BDS_PER_CMD 256 80 81 #define BNX2FC_SQ_WQES_MAX 256 82 83 #define BNX2FC_SCSI_MAX_SQES ((3 * BNX2FC_SQ_WQES_MAX) / 8) 84 #define BNX2FC_TM_MAX_SQES ((BNX2FC_SQ_WQES_MAX) / 2) 85 #define BNX2FC_ELS_MAX_SQES (BNX2FC_TM_MAX_SQES - 1) 86 87 #define BNX2FC_RQ_WQES_MAX 16 88 #define BNX2FC_CQ_WQES_MAX (BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX) 89 90 #define BNX2FC_NUM_MAX_SESS 1024 91 #define BNX2FC_NUM_MAX_SESS_LOG (ilog2(BNX2FC_NUM_MAX_SESS)) 92 93 #define BNX2FC_MAX_NPIV 256 94 95 #define BNX2FC_MIN_PAYLOAD 256 96 #define BNX2FC_MAX_PAYLOAD 2048 97 #define BNX2FC_MFS \ 98 (BNX2FC_MAX_PAYLOAD + sizeof(struct fc_frame_header)) 99 #define BNX2FC_MINI_JUMBO_MTU 2500 100 101 102 #define BNX2FC_RQ_BUF_SZ 256 103 #define BNX2FC_RQ_BUF_LOG_SZ (ilog2(BNX2FC_RQ_BUF_SZ)) 104 105 #define BNX2FC_SQ_WQE_SIZE (sizeof(struct fcoe_sqe)) 106 #define BNX2FC_CQ_WQE_SIZE (sizeof(struct fcoe_cqe)) 107 #define BNX2FC_RQ_WQE_SIZE (BNX2FC_RQ_BUF_SZ) 108 #define BNX2FC_XFERQ_WQE_SIZE (sizeof(struct fcoe_xfrqe)) 109 #define BNX2FC_CONFQ_WQE_SIZE (sizeof(struct fcoe_confqe)) 110 #define BNX2X_DB_SHIFT 3 111 112 #define BNX2FC_TASK_SIZE 128 113 #define BNX2FC_TASKS_PER_PAGE (PAGE_SIZE/BNX2FC_TASK_SIZE) 114 115 #define BNX2FC_MAX_ROWS_IN_HASH_TBL 8 116 #define BNX2FC_HASH_TBL_CHUNK_SIZE (16 * 1024) 117 118 #define BNX2FC_MAX_SEQS 255 119 #define BNX2FC_MAX_RETRY_CNT 3 120 #define BNX2FC_MAX_RPORT_RETRY_CNT 255 121 122 #define BNX2FC_READ (1 << 1) 123 #define BNX2FC_WRITE (1 << 0) 124 125 #define BNX2FC_MIN_XID 0 126 #define FCOE_MAX_NUM_XIDS 0x2000 127 #define FCOE_MAX_XID_OFFSET (FCOE_MAX_NUM_XIDS - 1) 128 #define FCOE_XIDS_PER_CPU_OFFSET ((512 * nr_cpu_ids) - 1) 129 #define BNX2FC_MAX_LUN 0xFFFF 130 #define BNX2FC_MAX_FCP_TGT 256 131 #define BNX2FC_MAX_CMD_LEN 16 132 133 #define BNX2FC_TM_TIMEOUT 60 /* secs */ 134 #define BNX2FC_IO_TIMEOUT 20000UL /* msecs */ 135 136 #define BNX2FC_WAIT_CNT 1200 137 #define BNX2FC_FW_TIMEOUT (3 * HZ) 138 #define PORT_MAX 2 139 140 #define CMD_SCSI_STATUS(Cmnd) ((Cmnd)->SCp.Status) 141 142 /* FC FCP Status */ 143 #define FC_GOOD 0 144 145 #define BNX2FC_RNID_HBA 0x7 146 147 #define SRR_RETRY_COUNT 5 148 #define REC_RETRY_COUNT 1 149 #define BNX2FC_NUM_ERR_BITS 63 150 151 #define BNX2FC_RELOGIN_WAIT_TIME 200 152 #define BNX2FC_RELOGIN_WAIT_CNT 10 153 154 #define BNX2FC_STATS(hba, stat, cnt) \ 155 do { \ 156 u32 val; \ 157 \ 158 val = fw_stats->stat.cnt; \ 159 if (hba->prev_stats.stat.cnt <= val) \ 160 val -= hba->prev_stats.stat.cnt; \ 161 else \ 162 val += (0xfffffff - hba->prev_stats.stat.cnt); \ 163 hba->bfw_stats.cnt += val; \ 164 } while (0) 165 166 /* bnx2fc driver uses only one instance of fcoe_percpu_s */ 167 extern struct fcoe_percpu_s bnx2fc_global; 168 169 extern struct workqueue_struct *bnx2fc_wq; 170 171 struct bnx2fc_percpu_s { 172 struct task_struct *iothread; 173 struct list_head work_list; 174 spinlock_t fp_work_lock; 175 }; 176 177 struct bnx2fc_fw_stats { 178 u64 fc_crc_cnt; 179 u64 fcoe_tx_pkt_cnt; 180 u64 fcoe_rx_pkt_cnt; 181 u64 fcoe_tx_byte_cnt; 182 u64 fcoe_rx_byte_cnt; 183 }; 184 185 struct bnx2fc_hba { 186 struct list_head list; 187 struct cnic_dev *cnic; 188 struct pci_dev *pcidev; 189 struct net_device *phys_dev; 190 unsigned long reg_with_cnic; 191 #define BNX2FC_CNIC_REGISTERED 1 192 struct bnx2fc_cmd_mgr *cmd_mgr; 193 spinlock_t hba_lock; 194 struct mutex hba_mutex; 195 struct mutex hba_stats_mutex; 196 unsigned long adapter_state; 197 #define ADAPTER_STATE_UP 0 198 #define ADAPTER_STATE_GOING_DOWN 1 199 #define ADAPTER_STATE_LINK_DOWN 2 200 #define ADAPTER_STATE_READY 3 201 unsigned long flags; 202 #define BNX2FC_FLAG_FW_INIT_DONE 0 203 #define BNX2FC_FLAG_DESTROY_CMPL 1 204 u32 next_conn_id; 205 206 /* xid resources */ 207 u16 max_xid; 208 u32 max_tasks; 209 u32 max_outstanding_cmds; 210 u32 elstm_xids; 211 212 struct fcoe_task_ctx_entry **task_ctx; 213 dma_addr_t *task_ctx_dma; 214 struct regpair *task_ctx_bd_tbl; 215 dma_addr_t task_ctx_bd_dma; 216 217 int hash_tbl_segment_count; 218 void **hash_tbl_segments; 219 void *hash_tbl_pbl; 220 dma_addr_t hash_tbl_pbl_dma; 221 struct fcoe_t2_hash_table_entry *t2_hash_tbl; 222 dma_addr_t t2_hash_tbl_dma; 223 char *t2_hash_tbl_ptr; 224 dma_addr_t t2_hash_tbl_ptr_dma; 225 226 char *dummy_buffer; 227 dma_addr_t dummy_buf_dma; 228 229 /* Active list of offloaded sessions */ 230 struct bnx2fc_rport **tgt_ofld_list; 231 232 /* statistics */ 233 struct bnx2fc_fw_stats bfw_stats; 234 struct fcoe_statistics_params prev_stats; 235 struct fcoe_statistics_params *stats_buffer; 236 dma_addr_t stats_buf_dma; 237 struct completion stat_req_done; 238 struct fcoe_capabilities fcoe_cap; 239 240 /*destroy handling */ 241 struct timer_list destroy_timer; 242 wait_queue_head_t destroy_wait; 243 244 /* linkdown handling */ 245 wait_queue_head_t shutdown_wait; 246 int wait_for_link_down; 247 int num_ofld_sess; 248 struct list_head vports; 249 250 char chip_num[BCM_CHIP_LEN]; 251 }; 252 253 struct bnx2fc_interface { 254 struct list_head list; 255 unsigned long if_flags; 256 #define BNX2FC_CTLR_INIT_DONE 0 257 struct bnx2fc_hba *hba; 258 struct net_device *netdev; 259 struct packet_type fcoe_packet_type; 260 struct packet_type fip_packet_type; 261 struct workqueue_struct *timer_work_queue; 262 struct kref kref; 263 u8 vlan_enabled; 264 int vlan_id; 265 bool enabled; 266 u8 tm_timeout; 267 }; 268 269 #define bnx2fc_from_ctlr(x) \ 270 ((struct bnx2fc_interface *)((x) + 1)) 271 272 #define bnx2fc_to_ctlr(x) \ 273 ((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1)) 274 275 struct bnx2fc_lport { 276 struct list_head list; 277 struct fc_lport *lport; 278 }; 279 280 struct bnx2fc_cmd_mgr { 281 struct bnx2fc_hba *hba; 282 u16 next_idx; 283 struct list_head *free_list; 284 spinlock_t *free_list_lock; 285 struct io_bdt **io_bdt_pool; 286 struct bnx2fc_cmd **cmds; 287 }; 288 289 struct bnx2fc_rport { 290 struct fcoe_port *port; 291 struct fc_rport *rport; 292 struct fc_rport_priv *rdata; 293 void __iomem *ctx_base; 294 #define DPM_TRIGER_TYPE 0x40 295 u32 io_timeout; 296 u32 fcoe_conn_id; 297 u32 context_id; 298 u32 sid; 299 int dev_type; 300 301 unsigned long flags; 302 #define BNX2FC_FLAG_SESSION_READY 0x1 303 #define BNX2FC_FLAG_OFFLOADED 0x2 304 #define BNX2FC_FLAG_DISABLED 0x3 305 #define BNX2FC_FLAG_DESTROYED 0x4 306 #define BNX2FC_FLAG_OFLD_REQ_CMPL 0x5 307 #define BNX2FC_FLAG_CTX_ALLOC_FAILURE 0x6 308 #define BNX2FC_FLAG_UPLD_REQ_COMPL 0x7 309 #define BNX2FC_FLAG_DISABLE_FAILED 0x9 310 #define BNX2FC_FLAG_ENABLED 0xa 311 312 u8 src_addr[ETH_ALEN]; 313 u32 max_sqes; 314 u32 max_rqes; 315 u32 max_cqes; 316 atomic_t free_sqes; 317 318 struct b577xx_doorbell_set_prod sq_db; 319 struct b577xx_fcoe_rx_doorbell rx_db; 320 321 struct fcoe_sqe *sq; 322 dma_addr_t sq_dma; 323 u16 sq_prod_idx; 324 u8 sq_curr_toggle_bit; 325 u32 sq_mem_size; 326 327 struct fcoe_cqe *cq; 328 dma_addr_t cq_dma; 329 u16 cq_cons_idx; 330 u8 cq_curr_toggle_bit; 331 u32 cq_mem_size; 332 333 void *rq; 334 dma_addr_t rq_dma; 335 u32 rq_prod_idx; 336 u32 rq_cons_idx; 337 u32 rq_mem_size; 338 339 void *rq_pbl; 340 dma_addr_t rq_pbl_dma; 341 u32 rq_pbl_size; 342 343 struct fcoe_xfrqe *xferq; 344 dma_addr_t xferq_dma; 345 u32 xferq_mem_size; 346 347 struct fcoe_confqe *confq; 348 dma_addr_t confq_dma; 349 u32 confq_mem_size; 350 351 void *confq_pbl; 352 dma_addr_t confq_pbl_dma; 353 u32 confq_pbl_size; 354 355 struct fcoe_conn_db *conn_db; 356 dma_addr_t conn_db_dma; 357 u32 conn_db_mem_size; 358 359 struct fcoe_sqe *lcq; 360 dma_addr_t lcq_dma; 361 u32 lcq_mem_size; 362 363 void *ofld_req[4]; 364 dma_addr_t ofld_req_dma[4]; 365 void *enbl_req; 366 dma_addr_t enbl_req_dma; 367 368 spinlock_t tgt_lock; 369 spinlock_t cq_lock; 370 atomic_t num_active_ios; 371 u32 flush_in_prog; 372 unsigned long timestamp; 373 unsigned long retry_delay_timestamp; 374 struct list_head free_task_list; 375 struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1]; 376 struct list_head active_cmd_queue; 377 struct list_head els_queue; 378 struct list_head io_retire_queue; 379 struct list_head active_tm_queue; 380 381 struct timer_list ofld_timer; 382 wait_queue_head_t ofld_wait; 383 384 struct timer_list upld_timer; 385 wait_queue_head_t upld_wait; 386 }; 387 388 struct bnx2fc_mp_req { 389 u8 tm_flags; 390 391 u32 req_len; 392 void *req_buf; 393 dma_addr_t req_buf_dma; 394 struct fcoe_bd_ctx *mp_req_bd; 395 dma_addr_t mp_req_bd_dma; 396 struct fc_frame_header req_fc_hdr; 397 398 u32 resp_len; 399 void *resp_buf; 400 dma_addr_t resp_buf_dma; 401 struct fcoe_bd_ctx *mp_resp_bd; 402 dma_addr_t mp_resp_bd_dma; 403 struct fc_frame_header resp_fc_hdr; 404 }; 405 406 struct bnx2fc_els_cb_arg { 407 struct bnx2fc_cmd *aborted_io_req; 408 struct bnx2fc_cmd *io_req; 409 u16 l2_oxid; 410 u32 offset; 411 enum fc_rctl r_ctl; 412 }; 413 414 /* bnx2fc command structure */ 415 struct bnx2fc_cmd { 416 struct list_head link; 417 u8 on_active_queue; 418 u8 on_tmf_queue; 419 u8 cmd_type; 420 #define BNX2FC_SCSI_CMD 1 421 #define BNX2FC_TASK_MGMT_CMD 2 422 #define BNX2FC_ABTS 3 423 #define BNX2FC_ELS 4 424 #define BNX2FC_CLEANUP 5 425 #define BNX2FC_SEQ_CLEANUP 6 426 u8 io_req_flags; 427 struct kref refcount; 428 struct fcoe_port *port; 429 struct bnx2fc_rport *tgt; 430 struct scsi_cmnd *sc_cmd; 431 struct bnx2fc_cmd_mgr *cmd_mgr; 432 struct bnx2fc_mp_req mp_req; 433 void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg); 434 struct bnx2fc_els_cb_arg *cb_arg; 435 struct delayed_work timeout_work; /* timer for ULP timeouts */ 436 struct completion tm_done; 437 int wait_for_comp; 438 u16 xid; 439 struct fcoe_err_report_entry err_entry; 440 struct fcoe_task_ctx_entry *task; 441 struct io_bdt *bd_tbl; 442 struct fcp_rsp *rsp; 443 size_t data_xfer_len; 444 unsigned long req_flags; 445 #define BNX2FC_FLAG_ISSUE_RRQ 0x1 446 #define BNX2FC_FLAG_ISSUE_ABTS 0x2 447 #define BNX2FC_FLAG_ABTS_DONE 0x3 448 #define BNX2FC_FLAG_TM_COMPL 0x4 449 #define BNX2FC_FLAG_TM_TIMEOUT 0x5 450 #define BNX2FC_FLAG_IO_CLEANUP 0x6 451 #define BNX2FC_FLAG_RETIRE_OXID 0x7 452 #define BNX2FC_FLAG_EH_ABORT 0x8 453 #define BNX2FC_FLAG_IO_COMPL 0x9 454 #define BNX2FC_FLAG_ELS_DONE 0xa 455 #define BNX2FC_FLAG_ELS_TIMEOUT 0xb 456 #define BNX2FC_FLAG_CMD_LOST 0xc 457 #define BNX2FC_FLAG_SRR_SENT 0xd 458 u8 rec_retry; 459 u8 srr_retry; 460 u32 srr_offset; 461 u8 srr_rctl; 462 u32 fcp_resid; 463 u32 fcp_rsp_len; 464 u32 fcp_sns_len; 465 u8 cdb_status; /* SCSI IO status */ 466 u8 fcp_status; /* FCP IO status */ 467 u8 fcp_rsp_code; 468 u8 scsi_comp_flags; 469 }; 470 471 struct io_bdt { 472 struct bnx2fc_cmd *io_req; 473 struct fcoe_bd_ctx *bd_tbl; 474 dma_addr_t bd_tbl_dma; 475 u16 bd_valid; 476 }; 477 478 struct bnx2fc_work { 479 struct list_head list; 480 struct bnx2fc_rport *tgt; 481 u16 wqe; 482 }; 483 struct bnx2fc_unsol_els { 484 struct fc_lport *lport; 485 struct fc_frame *fp; 486 struct bnx2fc_hba *hba; 487 struct work_struct unsol_els_work; 488 }; 489 490 491 492 struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt); 493 struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type); 494 void bnx2fc_cmd_release(struct kref *ref); 495 int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd); 496 int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba); 497 int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba); 498 int bnx2fc_send_session_ofld_req(struct fcoe_port *port, 499 struct bnx2fc_rport *tgt); 500 int bnx2fc_send_session_enable_req(struct fcoe_port *port, 501 struct bnx2fc_rport *tgt); 502 int bnx2fc_send_session_disable_req(struct fcoe_port *port, 503 struct bnx2fc_rport *tgt); 504 int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba, 505 struct bnx2fc_rport *tgt); 506 int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt); 507 void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[], 508 u32 num_cqe); 509 int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba); 510 void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba); 511 int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba); 512 void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba); 513 struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba); 514 void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr); 515 void bnx2fc_get_link_state(struct bnx2fc_hba *hba); 516 char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items); 517 void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items); 518 int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen); 519 int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req); 520 int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp); 521 int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp); 522 int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp); 523 int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req); 524 int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req); 525 void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req, 526 unsigned int timer_msec); 527 int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req); 528 void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req, 529 struct fcoe_task_ctx_entry *task, 530 u16 orig_xid); 531 void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req, 532 struct fcoe_task_ctx_entry *task, 533 struct bnx2fc_cmd *orig_io_req, 534 u32 offset); 535 void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req, 536 struct fcoe_task_ctx_entry *task); 537 void bnx2fc_init_task(struct bnx2fc_cmd *io_req, 538 struct fcoe_task_ctx_entry *task); 539 void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid); 540 void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt); 541 int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd); 542 int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd); 543 int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd); 544 void bnx2fc_rport_event_handler(struct fc_lport *lport, 545 struct fc_rport_priv *rport, 546 enum fc_rport_event event); 547 void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req, 548 struct fcoe_task_ctx_entry *task, 549 u8 num_rq); 550 void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, 551 struct fcoe_task_ctx_entry *task, 552 u8 num_rq); 553 void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, 554 struct fcoe_task_ctx_entry *task, 555 u8 num_rq); 556 void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req, 557 struct fcoe_task_ctx_entry *task, 558 u8 num_rq); 559 void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req, 560 struct fcoe_task_ctx_entry *task, 561 u8 num_rq); 562 void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, 563 struct fcp_cmnd *fcp_cmnd); 564 565 566 567 void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt); 568 struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did, 569 struct fc_frame *fp, unsigned int op, 570 void (*resp)(struct fc_seq *, 571 struct fc_frame *, 572 void *), 573 void *arg, u32 timeout); 574 void bnx2fc_arm_cq(struct bnx2fc_rport *tgt); 575 int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt); 576 void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe); 577 struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port, 578 u32 port_id); 579 void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt, 580 unsigned char *buf, 581 u32 frame_len, u16 l2_oxid); 582 int bnx2fc_send_stat_req(struct bnx2fc_hba *hba); 583 int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req); 584 int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req); 585 int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl); 586 void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req, 587 struct fcoe_task_ctx_entry *task, 588 u8 rx_state); 589 int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset, 590 enum fc_rctl r_ctl); 591 592 593 #include "bnx2fc_debug.h" 594 595 #endif 596