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/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 "2.12.13" |
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 0xffff |
78 | #define BNX2FC_MAX_BDS_PER_CMD 255 |
79 | #define BNX2FC_FW_MAX_BDS_PER_CMD 255 |
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 | /* 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 | struct mutex hba_stats_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 | u8 tm_timeout; |
265 | }; |
266 | |
267 | #define bnx2fc_from_ctlr(x) \ |
268 | ((struct bnx2fc_interface *)((x) + 1)) |
269 | |
270 | #define bnx2fc_to_ctlr(x) \ |
271 | ((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1)) |
272 | |
273 | struct bnx2fc_lport { |
274 | struct list_head list; |
275 | struct fc_lport *lport; |
276 | }; |
277 | |
278 | struct bnx2fc_cmd_mgr { |
279 | struct bnx2fc_hba *hba; |
280 | u16 next_idx; |
281 | struct list_head *free_list; |
282 | spinlock_t *free_list_lock; |
283 | struct io_bdt **io_bdt_pool; |
284 | struct bnx2fc_cmd **cmds; |
285 | }; |
286 | |
287 | struct bnx2fc_rport { |
288 | struct fcoe_port *port; |
289 | struct fc_rport *rport; |
290 | struct fc_rport_priv *rdata; |
291 | void __iomem *ctx_base; |
292 | #define DPM_TRIGER_TYPE 0x40 |
293 | u32 io_timeout; |
294 | u32 fcoe_conn_id; |
295 | u32 context_id; |
296 | u32 sid; |
297 | int dev_type; |
298 | |
299 | unsigned long flags; |
300 | #define BNX2FC_FLAG_SESSION_READY 0x1 |
301 | #define BNX2FC_FLAG_OFFLOADED 0x2 |
302 | #define BNX2FC_FLAG_DISABLED 0x3 |
303 | #define BNX2FC_FLAG_DESTROYED 0x4 |
304 | #define BNX2FC_FLAG_OFLD_REQ_CMPL 0x5 |
305 | #define BNX2FC_FLAG_CTX_ALLOC_FAILURE 0x6 |
306 | #define BNX2FC_FLAG_UPLD_REQ_COMPL 0x7 |
307 | #define BNX2FC_FLAG_DISABLE_FAILED 0x9 |
308 | #define BNX2FC_FLAG_ENABLED 0xa |
309 | |
310 | u8 src_addr[ETH_ALEN]; |
311 | u32 max_sqes; |
312 | u32 max_rqes; |
313 | u32 max_cqes; |
314 | atomic_t free_sqes; |
315 | |
316 | struct b577xx_doorbell_set_prod sq_db; |
317 | struct b577xx_fcoe_rx_doorbell rx_db; |
318 | |
319 | struct fcoe_sqe *sq; |
320 | dma_addr_t sq_dma; |
321 | u16 sq_prod_idx; |
322 | u8 sq_curr_toggle_bit; |
323 | u32 sq_mem_size; |
324 | |
325 | struct fcoe_cqe *cq; |
326 | dma_addr_t cq_dma; |
327 | u16 cq_cons_idx; |
328 | u8 cq_curr_toggle_bit; |
329 | u32 cq_mem_size; |
330 | |
331 | void *rq; |
332 | dma_addr_t rq_dma; |
333 | u32 rq_prod_idx; |
334 | u32 rq_cons_idx; |
335 | u32 rq_mem_size; |
336 | |
337 | void *rq_pbl; |
338 | dma_addr_t rq_pbl_dma; |
339 | u32 rq_pbl_size; |
340 | |
341 | struct fcoe_xfrqe *xferq; |
342 | dma_addr_t xferq_dma; |
343 | u32 xferq_mem_size; |
344 | |
345 | struct fcoe_confqe *confq; |
346 | dma_addr_t confq_dma; |
347 | u32 confq_mem_size; |
348 | |
349 | void *confq_pbl; |
350 | dma_addr_t confq_pbl_dma; |
351 | u32 confq_pbl_size; |
352 | |
353 | struct fcoe_conn_db *conn_db; |
354 | dma_addr_t conn_db_dma; |
355 | u32 conn_db_mem_size; |
356 | |
357 | struct fcoe_sqe *lcq; |
358 | dma_addr_t lcq_dma; |
359 | u32 lcq_mem_size; |
360 | |
361 | void *ofld_req[4]; |
362 | dma_addr_t ofld_req_dma[4]; |
363 | void *enbl_req; |
364 | dma_addr_t enbl_req_dma; |
365 | |
366 | spinlock_t tgt_lock; |
367 | spinlock_t cq_lock; |
368 | atomic_t num_active_ios; |
369 | u32 flush_in_prog; |
370 | unsigned long timestamp; |
371 | unsigned long retry_delay_timestamp; |
372 | struct list_head free_task_list; |
373 | struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1]; |
374 | struct list_head active_cmd_queue; |
375 | struct list_head els_queue; |
376 | struct list_head io_retire_queue; |
377 | struct list_head active_tm_queue; |
378 | |
379 | struct timer_list ofld_timer; |
380 | wait_queue_head_t ofld_wait; |
381 | |
382 | struct timer_list upld_timer; |
383 | wait_queue_head_t upld_wait; |
384 | }; |
385 | |
386 | struct bnx2fc_mp_req { |
387 | u64 tm_lun; |
388 | u8 tm_flags; |
389 | |
390 | u32 req_len; |
391 | void *req_buf; |
392 | dma_addr_t req_buf_dma; |
393 | struct fcoe_bd_ctx *mp_req_bd; |
394 | dma_addr_t mp_req_bd_dma; |
395 | struct fc_frame_header req_fc_hdr; |
396 | |
397 | u32 resp_len; |
398 | void *resp_buf; |
399 | dma_addr_t resp_buf_dma; |
400 | struct fcoe_bd_ctx *mp_resp_bd; |
401 | dma_addr_t mp_resp_bd_dma; |
402 | struct fc_frame_header resp_fc_hdr; |
403 | }; |
404 | |
405 | struct bnx2fc_els_cb_arg { |
406 | struct bnx2fc_cmd *aborted_io_req; |
407 | struct bnx2fc_cmd *io_req; |
408 | u16 l2_oxid; |
409 | u32 offset; |
410 | enum fc_rctl r_ctl; |
411 | }; |
412 | |
413 | /* bnx2fc command structure */ |
414 | struct bnx2fc_cmd { |
415 | struct list_head link; |
416 | u8 on_active_queue; |
417 | u8 on_tmf_queue; |
418 | u8 cmd_type; |
419 | #define BNX2FC_SCSI_CMD 1 |
420 | #define BNX2FC_TASK_MGMT_CMD 2 |
421 | #define BNX2FC_ABTS 3 |
422 | #define BNX2FC_ELS 4 |
423 | #define BNX2FC_CLEANUP 5 |
424 | #define BNX2FC_SEQ_CLEANUP 6 |
425 | u8 io_req_flags; |
426 | struct kref refcount; |
427 | struct fcoe_port *port; |
428 | struct bnx2fc_rport *tgt; |
429 | struct scsi_cmnd *sc_cmd; |
430 | struct bnx2fc_cmd_mgr *cmd_mgr; |
431 | struct bnx2fc_mp_req mp_req; |
432 | void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg); |
433 | struct bnx2fc_els_cb_arg *cb_arg; |
434 | struct delayed_work timeout_work; /* timer for ULP timeouts */ |
435 | struct completion abts_done; |
436 | struct completion cleanup_done; |
437 | int wait_for_abts_comp; |
438 | int wait_for_cleanup_comp; |
439 | u16 xid; |
440 | struct fcoe_err_report_entry err_entry; |
441 | struct fcoe_task_ctx_entry *task; |
442 | struct io_bdt *bd_tbl; |
443 | struct fcp_rsp *rsp; |
444 | size_t data_xfer_len; |
445 | unsigned long req_flags; |
446 | #define BNX2FC_FLAG_ISSUE_RRQ 0x1 |
447 | #define BNX2FC_FLAG_ISSUE_ABTS 0x2 |
448 | #define BNX2FC_FLAG_ABTS_DONE 0x3 |
449 | #define BNX2FC_FLAG_TM_COMPL 0x4 |
450 | #define BNX2FC_FLAG_TM_TIMEOUT 0x5 |
451 | #define BNX2FC_FLAG_IO_CLEANUP 0x6 |
452 | #define BNX2FC_FLAG_RETIRE_OXID 0x7 |
453 | #define BNX2FC_FLAG_EH_ABORT 0x8 |
454 | #define BNX2FC_FLAG_IO_COMPL 0x9 |
455 | #define BNX2FC_FLAG_ELS_DONE 0xa |
456 | #define BNX2FC_FLAG_ELS_TIMEOUT 0xb |
457 | #define BNX2FC_FLAG_CMD_LOST 0xc |
458 | #define BNX2FC_FLAG_SRR_SENT 0xd |
459 | #define BNX2FC_FLAG_ISSUE_CLEANUP_REQ 0xe |
460 | u8 rec_retry; |
461 | u8 srr_retry; |
462 | u32 srr_offset; |
463 | u8 srr_rctl; |
464 | u32 fcp_resid; |
465 | u32 fcp_rsp_len; |
466 | u32 fcp_sns_len; |
467 | u8 cdb_status; /* SCSI IO status */ |
468 | u8 fcp_status; /* FCP IO status */ |
469 | u8 fcp_rsp_code; |
470 | u8 scsi_comp_flags; |
471 | }; |
472 | |
473 | struct io_bdt { |
474 | struct bnx2fc_cmd *io_req; |
475 | struct fcoe_bd_ctx *bd_tbl; |
476 | dma_addr_t bd_tbl_dma; |
477 | u16 bd_valid; |
478 | }; |
479 | |
480 | struct bnx2fc_work { |
481 | struct list_head list; |
482 | struct bnx2fc_rport *tgt; |
483 | struct fcoe_task_ctx_entry *task; |
484 | unsigned char rq_data[BNX2FC_RQ_BUF_SZ]; |
485 | u16 wqe; |
486 | u8 num_rq; |
487 | }; |
488 | struct bnx2fc_unsol_els { |
489 | struct fc_lport *lport; |
490 | struct fc_frame *fp; |
491 | struct bnx2fc_hba *hba; |
492 | struct work_struct unsol_els_work; |
493 | }; |
494 | |
495 | struct bnx2fc_priv { |
496 | struct bnx2fc_cmd *io_req; |
497 | }; |
498 | |
499 | static inline struct bnx2fc_priv *bnx2fc_priv(struct scsi_cmnd *cmd) |
500 | { |
501 | return scsi_cmd_priv(cmd); |
502 | } |
503 | |
504 | struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt); |
505 | struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type); |
506 | void bnx2fc_cmd_release(struct kref *ref); |
507 | int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd); |
508 | int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba); |
509 | int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba); |
510 | int bnx2fc_send_session_ofld_req(struct fcoe_port *port, |
511 | struct bnx2fc_rport *tgt); |
512 | int bnx2fc_send_session_enable_req(struct fcoe_port *port, |
513 | struct bnx2fc_rport *tgt); |
514 | int bnx2fc_send_session_disable_req(struct fcoe_port *port, |
515 | struct bnx2fc_rport *tgt); |
516 | int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba, |
517 | struct bnx2fc_rport *tgt); |
518 | int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt); |
519 | void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[], |
520 | u32 num_cqe); |
521 | int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba); |
522 | void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba); |
523 | int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba); |
524 | void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba); |
525 | struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba); |
526 | void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr); |
527 | void bnx2fc_get_link_state(struct bnx2fc_hba *hba); |
528 | char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items); |
529 | void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items); |
530 | int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen); |
531 | int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req); |
532 | int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp); |
533 | int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp); |
534 | int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp); |
535 | int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req); |
536 | int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req); |
537 | void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req, |
538 | unsigned int timer_msec); |
539 | int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req); |
540 | void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req, |
541 | struct fcoe_task_ctx_entry *task, |
542 | u16 orig_xid); |
543 | void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req, |
544 | struct fcoe_task_ctx_entry *task, |
545 | struct bnx2fc_cmd *orig_io_req, |
546 | u32 offset); |
547 | void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req, |
548 | struct fcoe_task_ctx_entry *task); |
549 | void bnx2fc_init_task(struct bnx2fc_cmd *io_req, |
550 | struct fcoe_task_ctx_entry *task); |
551 | void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid); |
552 | void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt); |
553 | int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd); |
554 | int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd); |
555 | int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd); |
556 | void bnx2fc_rport_event_handler(struct fc_lport *lport, |
557 | struct fc_rport_priv *rport, |
558 | enum fc_rport_event event); |
559 | void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req, |
560 | struct fcoe_task_ctx_entry *task, |
561 | u8 num_rq, unsigned char *rq_data); |
562 | void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, |
563 | struct fcoe_task_ctx_entry *task, |
564 | u8 num_rq); |
565 | void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, |
566 | struct fcoe_task_ctx_entry *task, |
567 | u8 num_rq); |
568 | void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req, |
569 | struct fcoe_task_ctx_entry *task, |
570 | u8 num_rq, unsigned char *rq_data); |
571 | void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req, |
572 | struct fcoe_task_ctx_entry *task, |
573 | u8 num_rq); |
574 | void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, |
575 | struct fcp_cmnd *fcp_cmnd); |
576 | |
577 | |
578 | |
579 | void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt); |
580 | struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did, |
581 | struct fc_frame *fp, unsigned int op, |
582 | void (*resp)(struct fc_seq *, |
583 | struct fc_frame *, |
584 | void *), |
585 | void *arg, u32 timeout); |
586 | void bnx2fc_arm_cq(struct bnx2fc_rport *tgt); |
587 | int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt); |
588 | void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe, |
589 | unsigned char *rq_data, u8 num_rq, |
590 | struct fcoe_task_ctx_entry *task); |
591 | struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port, |
592 | u32 port_id); |
593 | void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt, |
594 | unsigned char *buf, |
595 | u32 frame_len, u16 l2_oxid); |
596 | int bnx2fc_send_stat_req(struct bnx2fc_hba *hba); |
597 | int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req); |
598 | int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req); |
599 | int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl); |
600 | void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req, |
601 | struct fcoe_task_ctx_entry *task, |
602 | u8 rx_state); |
603 | int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset, |
604 | enum fc_rctl r_ctl); |
605 | |
606 | |
607 | #include "bnx2fc_debug.h" |
608 | |
609 | #endif |
610 | |