1 /* bnx2fc.h: QLogic Linux FCoE offload driver. 2 * 3 * Copyright (c) 2008-2013 Broadcom Corporation 4 * Copyright (c) 2014-2015 QLogic Corporation 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation. 9 * 10 * Written by: Bhanu Prakash Gollapudi (bprakash@broadcom.com) 11 */ 12 13 #ifndef _BNX2FC_H_ 14 #define _BNX2FC_H_ 15 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 16 17 #include <linux/module.h> 18 #include <linux/moduleparam.h> 19 #include <linux/kernel.h> 20 #include <linux/skbuff.h> 21 #include <linux/netdevice.h> 22 #include <linux/etherdevice.h> 23 #include <linux/if_ether.h> 24 #include <linux/if_vlan.h> 25 #include <linux/kthread.h> 26 #include <linux/crc32.h> 27 #include <linux/cpu.h> 28 #include <linux/types.h> 29 #include <linux/list.h> 30 #include <linux/delay.h> 31 #include <linux/timer.h> 32 #include <linux/errno.h> 33 #include <linux/pci.h> 34 #include <linux/init.h> 35 #include <linux/dma-mapping.h> 36 #include <linux/workqueue.h> 37 #include <linux/mutex.h> 38 #include <linux/spinlock.h> 39 #include <linux/bitops.h> 40 #include <linux/log2.h> 41 #include <linux/interrupt.h> 42 #include <linux/sched.h> 43 #include <linux/io.h> 44 45 #include <scsi/scsi.h> 46 #include <scsi/scsi_host.h> 47 #include <scsi/scsi_device.h> 48 #include <scsi/scsi_cmnd.h> 49 #include <scsi/scsi_eh.h> 50 #include <scsi/scsi_tcq.h> 51 #include <scsi/libfc.h> 52 #include <scsi/libfcoe.h> 53 #include <scsi/fc_encode.h> 54 #include <scsi/scsi_transport.h> 55 #include <scsi/scsi_transport_fc.h> 56 #include <scsi/fc/fc_fip.h> 57 #include <scsi/fc/fc_fc2.h> 58 #include <scsi/fc_frame.h> 59 #include <scsi/fc/fc_fcoe.h> 60 #include <scsi/fc/fc_fcp.h> 61 62 #include "57xx_hsi_bnx2fc.h" 63 #include "../../net/ethernet/broadcom/cnic_if.h" 64 #include "../../net/ethernet/broadcom/bnx2x/bnx2x_mfw_req.h" 65 #include "bnx2fc_constants.h" 66 67 #define BNX2FC_NAME "bnx2fc" 68 #define BNX2FC_VERSION "2.9.6" 69 70 #define PFX "bnx2fc: " 71 72 #define BCM_CHIP_LEN 16 73 74 #define BNX2X_DOORBELL_PCI_BAR 2 75 76 #define BNX2FC_MAX_BD_LEN 0xffff 77 #define BNX2FC_BD_SPLIT_SZ 0x8000 78 #define BNX2FC_MAX_BDS_PER_CMD 256 79 80 #define BNX2FC_SQ_WQES_MAX 256 81 82 #define BNX2FC_SCSI_MAX_SQES ((3 * BNX2FC_SQ_WQES_MAX) / 8) 83 #define BNX2FC_TM_MAX_SQES ((BNX2FC_SQ_WQES_MAX) / 2) 84 #define BNX2FC_ELS_MAX_SQES (BNX2FC_TM_MAX_SQES - 1) 85 86 #define BNX2FC_RQ_WQES_MAX 16 87 #define BNX2FC_CQ_WQES_MAX (BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX) 88 89 #define BNX2FC_NUM_MAX_SESS 1024 90 #define BNX2FC_NUM_MAX_SESS_LOG (ilog2(BNX2FC_NUM_MAX_SESS)) 91 92 #define BNX2FC_MAX_NPIV 256 93 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 BNX2X_DB_SHIFT 3 110 111 #define BNX2FC_TASK_SIZE 128 112 #define BNX2FC_TASKS_PER_PAGE (PAGE_SIZE/BNX2FC_TASK_SIZE) 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 FCOE_MAX_NUM_XIDS 0x2000 126 #define FCOE_MAX_XID_OFFSET (FCOE_MAX_NUM_XIDS - 1) 127 #define FCOE_XIDS_PER_CPU_OFFSET ((512 * nr_cpu_ids) - 1) 128 #define BNX2FC_MAX_LUN 0xFFFF 129 #define BNX2FC_MAX_FCP_TGT 256 130 #define BNX2FC_MAX_CMD_LEN 16 131 132 #define BNX2FC_TM_TIMEOUT 60 /* secs */ 133 #define BNX2FC_IO_TIMEOUT 20000UL /* msecs */ 134 135 #define BNX2FC_WAIT_CNT 1200 136 #define BNX2FC_FW_TIMEOUT (3 * HZ) 137 #define PORT_MAX 2 138 139 #define CMD_SCSI_STATUS(Cmnd) ((Cmnd)->SCp.Status) 140 141 /* FC FCP Status */ 142 #define FC_GOOD 0 143 144 #define BNX2FC_RNID_HBA 0x7 145 146 #define SRR_RETRY_COUNT 5 147 #define REC_RETRY_COUNT 1 148 #define BNX2FC_NUM_ERR_BITS 63 149 150 #define BNX2FC_RELOGIN_WAIT_TIME 200 151 #define BNX2FC_RELOGIN_WAIT_CNT 10 152 153 #define BNX2FC_STATS(hba, stat, cnt) \ 154 do { \ 155 u32 val; \ 156 \ 157 val = fw_stats->stat.cnt; \ 158 if (hba->prev_stats.stat.cnt <= val) \ 159 val -= hba->prev_stats.stat.cnt; \ 160 else \ 161 val += (0xfffffff - hba->prev_stats.stat.cnt); \ 162 hba->bfw_stats.cnt += val; \ 163 } while (0) 164 165 /* bnx2fc driver uses only one instance of fcoe_percpu_s */ 166 extern struct fcoe_percpu_s bnx2fc_global; 167 168 extern struct workqueue_struct *bnx2fc_wq; 169 170 struct bnx2fc_percpu_s { 171 struct task_struct *iothread; 172 struct list_head work_list; 173 spinlock_t fp_work_lock; 174 }; 175 176 struct bnx2fc_fw_stats { 177 u64 fc_crc_cnt; 178 u64 fcoe_tx_pkt_cnt; 179 u64 fcoe_rx_pkt_cnt; 180 u64 fcoe_tx_byte_cnt; 181 u64 fcoe_rx_byte_cnt; 182 }; 183 184 struct bnx2fc_hba { 185 struct list_head list; 186 struct cnic_dev *cnic; 187 struct pci_dev *pcidev; 188 struct net_device *phys_dev; 189 unsigned long reg_with_cnic; 190 #define BNX2FC_CNIC_REGISTERED 1 191 struct bnx2fc_cmd_mgr *cmd_mgr; 192 spinlock_t hba_lock; 193 struct mutex hba_mutex; 194 unsigned long adapter_state; 195 #define ADAPTER_STATE_UP 0 196 #define ADAPTER_STATE_GOING_DOWN 1 197 #define ADAPTER_STATE_LINK_DOWN 2 198 #define ADAPTER_STATE_READY 3 199 unsigned long flags; 200 #define BNX2FC_FLAG_FW_INIT_DONE 0 201 #define BNX2FC_FLAG_DESTROY_CMPL 1 202 u32 next_conn_id; 203 204 /* xid resources */ 205 u16 max_xid; 206 u32 max_tasks; 207 u32 max_outstanding_cmds; 208 u32 elstm_xids; 209 210 struct fcoe_task_ctx_entry **task_ctx; 211 dma_addr_t *task_ctx_dma; 212 struct regpair *task_ctx_bd_tbl; 213 dma_addr_t task_ctx_bd_dma; 214 215 int hash_tbl_segment_count; 216 void **hash_tbl_segments; 217 void *hash_tbl_pbl; 218 dma_addr_t hash_tbl_pbl_dma; 219 struct fcoe_t2_hash_table_entry *t2_hash_tbl; 220 dma_addr_t t2_hash_tbl_dma; 221 char *t2_hash_tbl_ptr; 222 dma_addr_t t2_hash_tbl_ptr_dma; 223 224 char *dummy_buffer; 225 dma_addr_t dummy_buf_dma; 226 227 /* Active list of offloaded sessions */ 228 struct bnx2fc_rport **tgt_ofld_list; 229 230 /* statistics */ 231 struct bnx2fc_fw_stats bfw_stats; 232 struct fcoe_statistics_params prev_stats; 233 struct fcoe_statistics_params *stats_buffer; 234 dma_addr_t stats_buf_dma; 235 struct completion stat_req_done; 236 struct fcoe_capabilities fcoe_cap; 237 238 /*destroy handling */ 239 struct timer_list destroy_timer; 240 wait_queue_head_t destroy_wait; 241 242 /* linkdown handling */ 243 wait_queue_head_t shutdown_wait; 244 int wait_for_link_down; 245 int num_ofld_sess; 246 struct list_head vports; 247 248 char chip_num[BCM_CHIP_LEN]; 249 }; 250 251 struct bnx2fc_interface { 252 struct list_head list; 253 unsigned long if_flags; 254 #define BNX2FC_CTLR_INIT_DONE 0 255 struct bnx2fc_hba *hba; 256 struct net_device *netdev; 257 struct packet_type fcoe_packet_type; 258 struct packet_type fip_packet_type; 259 struct workqueue_struct *timer_work_queue; 260 struct kref kref; 261 u8 vlan_enabled; 262 int vlan_id; 263 bool enabled; 264 }; 265 266 #define bnx2fc_from_ctlr(x) \ 267 ((struct bnx2fc_interface *)((x) + 1)) 268 269 #define bnx2fc_to_ctlr(x) \ 270 ((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1)) 271 272 struct bnx2fc_lport { 273 struct list_head list; 274 struct fc_lport *lport; 275 }; 276 277 struct bnx2fc_cmd_mgr { 278 struct bnx2fc_hba *hba; 279 u16 next_idx; 280 struct list_head *free_list; 281 spinlock_t *free_list_lock; 282 struct io_bdt **io_bdt_pool; 283 struct bnx2fc_cmd **cmds; 284 }; 285 286 struct bnx2fc_rport { 287 struct fcoe_port *port; 288 struct fc_rport *rport; 289 struct fc_rport_priv *rdata; 290 void __iomem *ctx_base; 291 #define DPM_TRIGER_TYPE 0x40 292 u32 io_timeout; 293 u32 fcoe_conn_id; 294 u32 context_id; 295 u32 sid; 296 int dev_type; 297 298 unsigned long flags; 299 #define BNX2FC_FLAG_SESSION_READY 0x1 300 #define BNX2FC_FLAG_OFFLOADED 0x2 301 #define BNX2FC_FLAG_DISABLED 0x3 302 #define BNX2FC_FLAG_DESTROYED 0x4 303 #define BNX2FC_FLAG_OFLD_REQ_CMPL 0x5 304 #define BNX2FC_FLAG_CTX_ALLOC_FAILURE 0x6 305 #define BNX2FC_FLAG_UPLD_REQ_COMPL 0x7 306 #define BNX2FC_FLAG_DISABLE_FAILED 0x9 307 #define BNX2FC_FLAG_ENABLED 0xa 308 309 u8 src_addr[ETH_ALEN]; 310 u32 max_sqes; 311 u32 max_rqes; 312 u32 max_cqes; 313 atomic_t free_sqes; 314 315 struct b577xx_doorbell_set_prod sq_db; 316 struct b577xx_fcoe_rx_doorbell rx_db; 317 318 struct fcoe_sqe *sq; 319 dma_addr_t sq_dma; 320 u16 sq_prod_idx; 321 u8 sq_curr_toggle_bit; 322 u32 sq_mem_size; 323 324 struct fcoe_cqe *cq; 325 dma_addr_t cq_dma; 326 u16 cq_cons_idx; 327 u8 cq_curr_toggle_bit; 328 u32 cq_mem_size; 329 330 void *rq; 331 dma_addr_t rq_dma; 332 u32 rq_prod_idx; 333 u32 rq_cons_idx; 334 u32 rq_mem_size; 335 336 void *rq_pbl; 337 dma_addr_t rq_pbl_dma; 338 u32 rq_pbl_size; 339 340 struct fcoe_xfrqe *xferq; 341 dma_addr_t xferq_dma; 342 u32 xferq_mem_size; 343 344 struct fcoe_confqe *confq; 345 dma_addr_t confq_dma; 346 u32 confq_mem_size; 347 348 void *confq_pbl; 349 dma_addr_t confq_pbl_dma; 350 u32 confq_pbl_size; 351 352 struct fcoe_conn_db *conn_db; 353 dma_addr_t conn_db_dma; 354 u32 conn_db_mem_size; 355 356 struct fcoe_sqe *lcq; 357 dma_addr_t lcq_dma; 358 u32 lcq_mem_size; 359 360 void *ofld_req[4]; 361 dma_addr_t ofld_req_dma[4]; 362 void *enbl_req; 363 dma_addr_t enbl_req_dma; 364 365 spinlock_t tgt_lock; 366 spinlock_t cq_lock; 367 atomic_t num_active_ios; 368 u32 flush_in_prog; 369 unsigned long timestamp; 370 unsigned long retry_delay_timestamp; 371 struct list_head free_task_list; 372 struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1]; 373 struct list_head active_cmd_queue; 374 struct list_head els_queue; 375 struct list_head io_retire_queue; 376 struct list_head active_tm_queue; 377 378 struct timer_list ofld_timer; 379 wait_queue_head_t ofld_wait; 380 381 struct timer_list upld_timer; 382 wait_queue_head_t upld_wait; 383 }; 384 385 struct bnx2fc_mp_req { 386 u8 tm_flags; 387 388 u32 req_len; 389 void *req_buf; 390 dma_addr_t req_buf_dma; 391 struct fcoe_bd_ctx *mp_req_bd; 392 dma_addr_t mp_req_bd_dma; 393 struct fc_frame_header req_fc_hdr; 394 395 u32 resp_len; 396 void *resp_buf; 397 dma_addr_t resp_buf_dma; 398 struct fcoe_bd_ctx *mp_resp_bd; 399 dma_addr_t mp_resp_bd_dma; 400 struct fc_frame_header resp_fc_hdr; 401 }; 402 403 struct bnx2fc_els_cb_arg { 404 struct bnx2fc_cmd *aborted_io_req; 405 struct bnx2fc_cmd *io_req; 406 u16 l2_oxid; 407 u32 offset; 408 enum fc_rctl r_ctl; 409 }; 410 411 /* bnx2fc command structure */ 412 struct bnx2fc_cmd { 413 struct list_head link; 414 u8 on_active_queue; 415 u8 on_tmf_queue; 416 u8 cmd_type; 417 #define BNX2FC_SCSI_CMD 1 418 #define BNX2FC_TASK_MGMT_CMD 2 419 #define BNX2FC_ABTS 3 420 #define BNX2FC_ELS 4 421 #define BNX2FC_CLEANUP 5 422 #define BNX2FC_SEQ_CLEANUP 6 423 u8 io_req_flags; 424 struct kref refcount; 425 struct fcoe_port *port; 426 struct bnx2fc_rport *tgt; 427 struct scsi_cmnd *sc_cmd; 428 struct bnx2fc_cmd_mgr *cmd_mgr; 429 struct bnx2fc_mp_req mp_req; 430 void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg); 431 struct bnx2fc_els_cb_arg *cb_arg; 432 struct delayed_work timeout_work; /* timer for ULP timeouts */ 433 struct completion tm_done; 434 int wait_for_comp; 435 u16 xid; 436 struct fcoe_err_report_entry err_entry; 437 struct fcoe_task_ctx_entry *task; 438 struct io_bdt *bd_tbl; 439 struct fcp_rsp *rsp; 440 size_t data_xfer_len; 441 unsigned long req_flags; 442 #define BNX2FC_FLAG_ISSUE_RRQ 0x1 443 #define BNX2FC_FLAG_ISSUE_ABTS 0x2 444 #define BNX2FC_FLAG_ABTS_DONE 0x3 445 #define BNX2FC_FLAG_TM_COMPL 0x4 446 #define BNX2FC_FLAG_TM_TIMEOUT 0x5 447 #define BNX2FC_FLAG_IO_CLEANUP 0x6 448 #define BNX2FC_FLAG_RETIRE_OXID 0x7 449 #define BNX2FC_FLAG_EH_ABORT 0x8 450 #define BNX2FC_FLAG_IO_COMPL 0x9 451 #define BNX2FC_FLAG_ELS_DONE 0xa 452 #define BNX2FC_FLAG_ELS_TIMEOUT 0xb 453 #define BNX2FC_FLAG_CMD_LOST 0xc 454 #define BNX2FC_FLAG_SRR_SENT 0xd 455 u8 rec_retry; 456 u8 srr_retry; 457 u32 srr_offset; 458 u8 srr_rctl; 459 u32 fcp_resid; 460 u32 fcp_rsp_len; 461 u32 fcp_sns_len; 462 u8 cdb_status; /* SCSI IO status */ 463 u8 fcp_status; /* FCP IO status */ 464 u8 fcp_rsp_code; 465 u8 scsi_comp_flags; 466 }; 467 468 struct io_bdt { 469 struct bnx2fc_cmd *io_req; 470 struct fcoe_bd_ctx *bd_tbl; 471 dma_addr_t bd_tbl_dma; 472 u16 bd_valid; 473 }; 474 475 struct bnx2fc_work { 476 struct list_head list; 477 struct bnx2fc_rport *tgt; 478 u16 wqe; 479 }; 480 struct bnx2fc_unsol_els { 481 struct fc_lport *lport; 482 struct fc_frame *fp; 483 struct bnx2fc_hba *hba; 484 struct work_struct unsol_els_work; 485 }; 486 487 488 489 struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt); 490 struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type); 491 void bnx2fc_cmd_release(struct kref *ref); 492 int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd); 493 int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba); 494 int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba); 495 int bnx2fc_send_session_ofld_req(struct fcoe_port *port, 496 struct bnx2fc_rport *tgt); 497 int bnx2fc_send_session_enable_req(struct fcoe_port *port, 498 struct bnx2fc_rport *tgt); 499 int bnx2fc_send_session_disable_req(struct fcoe_port *port, 500 struct bnx2fc_rport *tgt); 501 int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba, 502 struct bnx2fc_rport *tgt); 503 int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt); 504 void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[], 505 u32 num_cqe); 506 int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba); 507 void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba); 508 int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba); 509 void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba); 510 struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba); 511 void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr); 512 void bnx2fc_get_link_state(struct bnx2fc_hba *hba); 513 char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items); 514 void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items); 515 int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen); 516 int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req); 517 int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp); 518 int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp); 519 int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp); 520 int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req); 521 int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req); 522 void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req, 523 unsigned int timer_msec); 524 int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req); 525 void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req, 526 struct fcoe_task_ctx_entry *task, 527 u16 orig_xid); 528 void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req, 529 struct fcoe_task_ctx_entry *task, 530 struct bnx2fc_cmd *orig_io_req, 531 u32 offset); 532 void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req, 533 struct fcoe_task_ctx_entry *task); 534 void bnx2fc_init_task(struct bnx2fc_cmd *io_req, 535 struct fcoe_task_ctx_entry *task); 536 void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid); 537 void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt); 538 int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd); 539 int bnx2fc_eh_host_reset(struct scsi_cmnd *sc_cmd); 540 int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd); 541 int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd); 542 void bnx2fc_rport_event_handler(struct fc_lport *lport, 543 struct fc_rport_priv *rport, 544 enum fc_rport_event event); 545 void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req, 546 struct fcoe_task_ctx_entry *task, 547 u8 num_rq); 548 void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, 549 struct fcoe_task_ctx_entry *task, 550 u8 num_rq); 551 void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, 552 struct fcoe_task_ctx_entry *task, 553 u8 num_rq); 554 void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req, 555 struct fcoe_task_ctx_entry *task, 556 u8 num_rq); 557 void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req, 558 struct fcoe_task_ctx_entry *task, 559 u8 num_rq); 560 void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, 561 struct fcp_cmnd *fcp_cmnd); 562 563 564 565 void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt); 566 struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did, 567 struct fc_frame *fp, unsigned int op, 568 void (*resp)(struct fc_seq *, 569 struct fc_frame *, 570 void *), 571 void *arg, u32 timeout); 572 void bnx2fc_arm_cq(struct bnx2fc_rport *tgt); 573 int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt); 574 void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe); 575 struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port, 576 u32 port_id); 577 void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt, 578 unsigned char *buf, 579 u32 frame_len, u16 l2_oxid); 580 int bnx2fc_send_stat_req(struct bnx2fc_hba *hba); 581 int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req); 582 int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req); 583 int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl); 584 void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req, 585 struct fcoe_task_ctx_entry *task, 586 u8 rx_state); 587 int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset, 588 enum fc_rctl r_ctl); 589 590 591 #include "bnx2fc_debug.h" 592 593 #endif 594