1 #ifndef _BNX2FC_H_ 2 #define _BNX2FC_H_ 3 /* bnx2fc.h: Broadcom NetXtreme II Linux FCoE offload driver. 4 * 5 * Copyright (c) 2008 - 2013 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 "1.0.14" 68 69 #define PFX "bnx2fc: " 70 71 #define BCM_CHIP_LEN 16 72 73 #define BNX2X_DOORBELL_PCI_BAR 2 74 75 #define BNX2FC_MAX_BD_LEN 0xffff 76 #define BNX2FC_BD_SPLIT_SZ 0x8000 77 #define BNX2FC_MAX_BDS_PER_CMD 256 78 79 #define BNX2FC_SQ_WQES_MAX 256 80 81 #define BNX2FC_SCSI_MAX_SQES ((3 * BNX2FC_SQ_WQES_MAX) / 8) 82 #define BNX2FC_TM_MAX_SQES ((BNX2FC_SQ_WQES_MAX) / 2) 83 #define BNX2FC_ELS_MAX_SQES (BNX2FC_TM_MAX_SQES - 1) 84 85 #define BNX2FC_RQ_WQES_MAX 16 86 #define BNX2FC_CQ_WQES_MAX (BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX) 87 88 #define BNX2FC_NUM_MAX_SESS 1024 89 #define BNX2FC_NUM_MAX_SESS_LOG (ilog2(BNX2FC_NUM_MAX_SESS)) 90 91 #define BNX2FC_MAX_NPIV 256 92 93 #define BNX2FC_MIN_PAYLOAD 256 94 #define BNX2FC_MAX_PAYLOAD 2048 95 #define BNX2FC_MFS \ 96 (BNX2FC_MAX_PAYLOAD + sizeof(struct fc_frame_header)) 97 #define BNX2FC_MINI_JUMBO_MTU 2500 98 99 100 #define BNX2FC_RQ_BUF_SZ 256 101 #define BNX2FC_RQ_BUF_LOG_SZ (ilog2(BNX2FC_RQ_BUF_SZ)) 102 103 #define BNX2FC_SQ_WQE_SIZE (sizeof(struct fcoe_sqe)) 104 #define BNX2FC_CQ_WQE_SIZE (sizeof(struct fcoe_cqe)) 105 #define BNX2FC_RQ_WQE_SIZE (BNX2FC_RQ_BUF_SZ) 106 #define BNX2FC_XFERQ_WQE_SIZE (sizeof(struct fcoe_xfrqe)) 107 #define BNX2FC_CONFQ_WQE_SIZE (sizeof(struct fcoe_confqe)) 108 #define BNX2X_DB_SHIFT 3 109 110 #define BNX2FC_TASK_SIZE 128 111 #define BNX2FC_TASKS_PER_PAGE (PAGE_SIZE/BNX2FC_TASK_SIZE) 112 113 #define BNX2FC_MAX_ROWS_IN_HASH_TBL 8 114 #define BNX2FC_HASH_TBL_CHUNK_SIZE (16 * 1024) 115 116 #define BNX2FC_MAX_SEQS 255 117 #define BNX2FC_MAX_RETRY_CNT 3 118 #define BNX2FC_MAX_RPORT_RETRY_CNT 255 119 120 #define BNX2FC_READ (1 << 1) 121 #define BNX2FC_WRITE (1 << 0) 122 123 #define BNX2FC_MIN_XID 0 124 #define FCOE_MAX_NUM_XIDS 0x2000 125 #define FCOE_MAX_XID_OFFSET (FCOE_MAX_NUM_XIDS - 1) 126 #define FCOE_XIDS_PER_CPU_OFFSET ((512 * nr_cpu_ids) - 1) 127 #define BNX2FC_MAX_LUN 0xFFFF 128 #define BNX2FC_MAX_FCP_TGT 256 129 #define BNX2FC_MAX_CMD_LEN 16 130 131 #define BNX2FC_TM_TIMEOUT 60 /* secs */ 132 #define BNX2FC_IO_TIMEOUT 20000UL /* msecs */ 133 134 #define BNX2FC_WAIT_CNT 1200 135 #define BNX2FC_FW_TIMEOUT (3 * HZ) 136 #define PORT_MAX 2 137 138 #define CMD_SCSI_STATUS(Cmnd) ((Cmnd)->SCp.Status) 139 140 /* FC FCP Status */ 141 #define FC_GOOD 0 142 143 #define BNX2FC_RNID_HBA 0x7 144 145 #define SRR_RETRY_COUNT 5 146 #define REC_RETRY_COUNT 1 147 #define BNX2FC_NUM_ERR_BITS 63 148 149 #define BNX2FC_RELOGIN_WAIT_TIME 200 150 #define BNX2FC_RELOGIN_WAIT_CNT 10 151 152 #define BNX2FC_STATS(hba, stat, cnt) \ 153 do { \ 154 u32 val; \ 155 \ 156 val = fw_stats->stat.cnt; \ 157 if (hba->prev_stats.stat.cnt <= val) \ 158 val -= hba->prev_stats.stat.cnt; \ 159 else \ 160 val += (0xfffffff - hba->prev_stats.stat.cnt); \ 161 hba->bfw_stats.cnt += val; \ 162 } while (0) 163 164 /* bnx2fc driver uses only one instance of fcoe_percpu_s */ 165 extern struct fcoe_percpu_s bnx2fc_global; 166 167 extern struct workqueue_struct *bnx2fc_wq; 168 169 struct bnx2fc_percpu_s { 170 struct task_struct *iothread; 171 struct list_head work_list; 172 spinlock_t fp_work_lock; 173 }; 174 175 struct bnx2fc_fw_stats { 176 u64 fc_crc_cnt; 177 u64 fcoe_tx_pkt_cnt; 178 u64 fcoe_rx_pkt_cnt; 179 u64 fcoe_tx_byte_cnt; 180 u64 fcoe_rx_byte_cnt; 181 }; 182 183 struct bnx2fc_hba { 184 struct list_head list; 185 struct cnic_dev *cnic; 186 struct pci_dev *pcidev; 187 struct net_device *phys_dev; 188 unsigned long reg_with_cnic; 189 #define BNX2FC_CNIC_REGISTERED 1 190 struct bnx2fc_cmd_mgr *cmd_mgr; 191 spinlock_t hba_lock; 192 struct mutex hba_mutex; 193 unsigned long adapter_state; 194 #define ADAPTER_STATE_UP 0 195 #define ADAPTER_STATE_GOING_DOWN 1 196 #define ADAPTER_STATE_LINK_DOWN 2 197 #define ADAPTER_STATE_READY 3 198 unsigned long flags; 199 #define BNX2FC_FLAG_FW_INIT_DONE 0 200 #define BNX2FC_FLAG_DESTROY_CMPL 1 201 u32 next_conn_id; 202 203 /* xid resources */ 204 u16 max_xid; 205 u32 max_tasks; 206 u32 max_outstanding_cmds; 207 u32 elstm_xids; 208 209 struct fcoe_task_ctx_entry **task_ctx; 210 dma_addr_t *task_ctx_dma; 211 struct regpair *task_ctx_bd_tbl; 212 dma_addr_t task_ctx_bd_dma; 213 214 int hash_tbl_segment_count; 215 void **hash_tbl_segments; 216 void *hash_tbl_pbl; 217 dma_addr_t hash_tbl_pbl_dma; 218 struct fcoe_t2_hash_table_entry *t2_hash_tbl; 219 dma_addr_t t2_hash_tbl_dma; 220 char *t2_hash_tbl_ptr; 221 dma_addr_t t2_hash_tbl_ptr_dma; 222 223 char *dummy_buffer; 224 dma_addr_t dummy_buf_dma; 225 226 /* Active list of offloaded sessions */ 227 struct bnx2fc_rport **tgt_ofld_list; 228 229 /* statistics */ 230 struct bnx2fc_fw_stats bfw_stats; 231 struct fcoe_statistics_params prev_stats; 232 struct fcoe_statistics_params *stats_buffer; 233 dma_addr_t stats_buf_dma; 234 struct completion stat_req_done; 235 struct fcoe_capabilities fcoe_cap; 236 237 /*destroy handling */ 238 struct timer_list destroy_timer; 239 wait_queue_head_t destroy_wait; 240 241 /* linkdown handling */ 242 wait_queue_head_t shutdown_wait; 243 int wait_for_link_down; 244 int num_ofld_sess; 245 struct list_head vports; 246 247 char chip_num[BCM_CHIP_LEN]; 248 }; 249 250 struct bnx2fc_interface { 251 struct list_head list; 252 unsigned long if_flags; 253 #define BNX2FC_CTLR_INIT_DONE 0 254 struct bnx2fc_hba *hba; 255 struct net_device *netdev; 256 struct packet_type fcoe_packet_type; 257 struct packet_type fip_packet_type; 258 struct workqueue_struct *timer_work_queue; 259 struct kref kref; 260 u8 vlan_enabled; 261 int vlan_id; 262 bool enabled; 263 }; 264 265 #define bnx2fc_from_ctlr(x) \ 266 ((struct bnx2fc_interface *)((x) + 1)) 267 268 #define bnx2fc_to_ctlr(x) \ 269 ((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1)) 270 271 struct bnx2fc_lport { 272 struct list_head list; 273 struct fc_lport *lport; 274 }; 275 276 struct bnx2fc_cmd_mgr { 277 struct bnx2fc_hba *hba; 278 u16 next_idx; 279 struct list_head *free_list; 280 spinlock_t *free_list_lock; 281 struct io_bdt **io_bdt_pool; 282 struct bnx2fc_cmd **cmds; 283 }; 284 285 struct bnx2fc_rport { 286 struct fcoe_port *port; 287 struct fc_rport *rport; 288 struct fc_rport_priv *rdata; 289 void __iomem *ctx_base; 290 #define DPM_TRIGER_TYPE 0x40 291 u32 io_timeout; 292 u32 fcoe_conn_id; 293 u32 context_id; 294 u32 sid; 295 int dev_type; 296 297 unsigned long flags; 298 #define BNX2FC_FLAG_SESSION_READY 0x1 299 #define BNX2FC_FLAG_OFFLOADED 0x2 300 #define BNX2FC_FLAG_DISABLED 0x3 301 #define BNX2FC_FLAG_DESTROYED 0x4 302 #define BNX2FC_FLAG_OFLD_REQ_CMPL 0x5 303 #define BNX2FC_FLAG_CTX_ALLOC_FAILURE 0x6 304 #define BNX2FC_FLAG_UPLD_REQ_COMPL 0x7 305 #define BNX2FC_FLAG_EXPL_LOGO 0x8 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 struct list_head free_task_list; 371 struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1]; 372 struct list_head active_cmd_queue; 373 struct list_head els_queue; 374 struct list_head io_retire_queue; 375 struct list_head active_tm_queue; 376 377 struct timer_list ofld_timer; 378 wait_queue_head_t ofld_wait; 379 380 struct timer_list upld_timer; 381 wait_queue_head_t upld_wait; 382 }; 383 384 struct bnx2fc_mp_req { 385 u8 tm_flags; 386 387 u32 req_len; 388 void *req_buf; 389 dma_addr_t req_buf_dma; 390 struct fcoe_bd_ctx *mp_req_bd; 391 dma_addr_t mp_req_bd_dma; 392 struct fc_frame_header req_fc_hdr; 393 394 u32 resp_len; 395 void *resp_buf; 396 dma_addr_t resp_buf_dma; 397 struct fcoe_bd_ctx *mp_resp_bd; 398 dma_addr_t mp_resp_bd_dma; 399 struct fc_frame_header resp_fc_hdr; 400 }; 401 402 struct bnx2fc_els_cb_arg { 403 struct bnx2fc_cmd *aborted_io_req; 404 struct bnx2fc_cmd *io_req; 405 u16 l2_oxid; 406 u32 offset; 407 enum fc_rctl r_ctl; 408 }; 409 410 /* bnx2fc command structure */ 411 struct bnx2fc_cmd { 412 struct list_head link; 413 u8 on_active_queue; 414 u8 on_tmf_queue; 415 u8 cmd_type; 416 #define BNX2FC_SCSI_CMD 1 417 #define BNX2FC_TASK_MGMT_CMD 2 418 #define BNX2FC_ABTS 3 419 #define BNX2FC_ELS 4 420 #define BNX2FC_CLEANUP 5 421 #define BNX2FC_SEQ_CLEANUP 6 422 u8 io_req_flags; 423 struct kref refcount; 424 struct fcoe_port *port; 425 struct bnx2fc_rport *tgt; 426 struct scsi_cmnd *sc_cmd; 427 struct bnx2fc_cmd_mgr *cmd_mgr; 428 struct bnx2fc_mp_req mp_req; 429 void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg); 430 struct bnx2fc_els_cb_arg *cb_arg; 431 struct delayed_work timeout_work; /* timer for ULP timeouts */ 432 struct completion tm_done; 433 int wait_for_comp; 434 u16 xid; 435 struct fcoe_err_report_entry err_entry; 436 struct fcoe_task_ctx_entry *task; 437 struct io_bdt *bd_tbl; 438 struct fcp_rsp *rsp; 439 size_t data_xfer_len; 440 unsigned long req_flags; 441 #define BNX2FC_FLAG_ISSUE_RRQ 0x1 442 #define BNX2FC_FLAG_ISSUE_ABTS 0x2 443 #define BNX2FC_FLAG_ABTS_DONE 0x3 444 #define BNX2FC_FLAG_TM_COMPL 0x4 445 #define BNX2FC_FLAG_TM_TIMEOUT 0x5 446 #define BNX2FC_FLAG_IO_CLEANUP 0x6 447 #define BNX2FC_FLAG_RETIRE_OXID 0x7 448 #define BNX2FC_FLAG_EH_ABORT 0x8 449 #define BNX2FC_FLAG_IO_COMPL 0x9 450 #define BNX2FC_FLAG_ELS_DONE 0xa 451 #define BNX2FC_FLAG_ELS_TIMEOUT 0xb 452 #define BNX2FC_FLAG_CMD_LOST 0xc 453 #define BNX2FC_FLAG_SRR_SENT 0xd 454 u8 rec_retry; 455 u8 srr_retry; 456 u32 srr_offset; 457 u8 srr_rctl; 458 u32 fcp_resid; 459 u32 fcp_rsp_len; 460 u32 fcp_sns_len; 461 u8 cdb_status; /* SCSI IO status */ 462 u8 fcp_status; /* FCP IO status */ 463 u8 fcp_rsp_code; 464 u8 scsi_comp_flags; 465 }; 466 467 struct io_bdt { 468 struct bnx2fc_cmd *io_req; 469 struct fcoe_bd_ctx *bd_tbl; 470 dma_addr_t bd_tbl_dma; 471 u16 bd_valid; 472 }; 473 474 struct bnx2fc_work { 475 struct list_head list; 476 struct bnx2fc_rport *tgt; 477 u16 wqe; 478 }; 479 struct bnx2fc_unsol_els { 480 struct fc_lport *lport; 481 struct fc_frame *fp; 482 struct bnx2fc_hba *hba; 483 struct work_struct unsol_els_work; 484 }; 485 486 487 488 struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt); 489 struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type); 490 void bnx2fc_cmd_release(struct kref *ref); 491 int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd); 492 int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba); 493 int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba); 494 int bnx2fc_send_session_ofld_req(struct fcoe_port *port, 495 struct bnx2fc_rport *tgt); 496 int bnx2fc_send_session_enable_req(struct fcoe_port *port, 497 struct bnx2fc_rport *tgt); 498 int bnx2fc_send_session_disable_req(struct fcoe_port *port, 499 struct bnx2fc_rport *tgt); 500 int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba, 501 struct bnx2fc_rport *tgt); 502 int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt); 503 void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[], 504 u32 num_cqe); 505 int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba); 506 void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba); 507 int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba); 508 void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba); 509 struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba); 510 void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr); 511 void bnx2fc_get_link_state(struct bnx2fc_hba *hba); 512 char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items); 513 void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items); 514 int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen); 515 int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req); 516 int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp); 517 int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp); 518 int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp); 519 int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req); 520 int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req); 521 void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req, 522 unsigned int timer_msec); 523 int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req); 524 void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req, 525 struct fcoe_task_ctx_entry *task, 526 u16 orig_xid); 527 void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req, 528 struct fcoe_task_ctx_entry *task, 529 struct bnx2fc_cmd *orig_io_req, 530 u32 offset); 531 void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req, 532 struct fcoe_task_ctx_entry *task); 533 void bnx2fc_init_task(struct bnx2fc_cmd *io_req, 534 struct fcoe_task_ctx_entry *task); 535 void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid); 536 void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt); 537 int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd); 538 int bnx2fc_eh_host_reset(struct scsi_cmnd *sc_cmd); 539 int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd); 540 int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd); 541 void bnx2fc_rport_event_handler(struct fc_lport *lport, 542 struct fc_rport_priv *rport, 543 enum fc_rport_event event); 544 void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req, 545 struct fcoe_task_ctx_entry *task, 546 u8 num_rq); 547 void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, 548 struct fcoe_task_ctx_entry *task, 549 u8 num_rq); 550 void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, 551 struct fcoe_task_ctx_entry *task, 552 u8 num_rq); 553 void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req, 554 struct fcoe_task_ctx_entry *task, 555 u8 num_rq); 556 void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req, 557 struct fcoe_task_ctx_entry *task, 558 u8 num_rq); 559 void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, 560 struct fcp_cmnd *fcp_cmnd); 561 562 563 564 void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt); 565 struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did, 566 struct fc_frame *fp, unsigned int op, 567 void (*resp)(struct fc_seq *, 568 struct fc_frame *, 569 void *), 570 void *arg, u32 timeout); 571 void bnx2fc_arm_cq(struct bnx2fc_rport *tgt); 572 int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt); 573 void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe); 574 struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port, 575 u32 port_id); 576 void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt, 577 unsigned char *buf, 578 u32 frame_len, u16 l2_oxid); 579 int bnx2fc_send_stat_req(struct bnx2fc_hba *hba); 580 int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req); 581 int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req); 582 int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl); 583 void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req, 584 struct fcoe_task_ctx_entry *task, 585 u8 rx_state); 586 int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset, 587 enum fc_rctl r_ctl); 588 589 590 #include "bnx2fc_debug.h" 591 592 #endif 593