projects / linux-block.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
cross-tree: phase out dma_zalloc_coherent()
[linux-block.git] / drivers / scsi / qla2xxx / qla_bsg.c
CommitLineData
cd21c605 1 /*
6e98016c 2 * QLogic Fibre Channel HBA Driver
bd21eaf9 3 * Copyright (c) 2003-2014 QLogic Corporation
6e98016c
GM		 4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7#include "qla_def.h"
8
9#include <linux/kthread.h>
10#include <linux/vmalloc.h>
11#include <linux/delay.h>
75cc8cfc 12#include <linux/bsg-lib.h>
6e98016c
GM		 13
14/* BSG support for ELS/CT pass through */
9ba56b95 15void
25ff6af1 16qla2x00_bsg_job_done(void *ptr, int res)
6e98016c 17{
25ff6af1 18 srb_t *sp = ptr;
75cc8cfc 19 struct bsg_job *bsg_job = sp->u.bsg_job;
01e0e15c 20 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
9ba56b95 21
01e0e15c 22 bsg_reply->result = res;
06548160 23 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 24 bsg_reply->reply_payload_rcv_len);
25ff6af1 25 sp->free(sp);
9ba56b95
GM		 26}
27
28void
25ff6af1 29qla2x00_bsg_sp_free(void *ptr)
9ba56b95 30{
25ff6af1
JC		 31 srb_t *sp = ptr;
32 struct qla_hw_data *ha = sp->vha->hw;
75cc8cfc 33 struct bsg_job *bsg_job = sp->u.bsg_job;
01e0e15c 34 struct fc_bsg_request *bsg_request = bsg_job->request;
8ae6d9c7 35 struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
6e98016c 36
8ae6d9c7
GM		 37 if (sp->type == SRB_FXIOCB_BCMD) {
38 piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
01e0e15c 39 &bsg_request->rqst_data.h_vendor.vendor_cmd[1];
6e98016c 40
8ae6d9c7
GM		 41 if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID)
42 dma_unmap_sg(&ha->pdev->dev,
43 bsg_job->request_payload.sg_list,
44 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
45
46 if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID)
47 dma_unmap_sg(&ha->pdev->dev,
48 bsg_job->reply_payload.sg_list,
49 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
50 } else {
51 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
52 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
53
54 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
55 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
56 }
9ba56b95
GM		 57
58 if (sp->type == SRB_CT_CMD ||
8ae6d9c7 59 sp->type == SRB_FXIOCB_BCMD ||
9ba56b95
GM		 60 sp->type == SRB_ELS_CMD_HST)
61 kfree(sp->fcport);
25ff6af1 62 qla2x00_rel_sp(sp);
6e98016c
GM		 63}
64
09ff701a 65int
7c3df132
SK		 66qla24xx_fcp_prio_cfg_valid(scsi_qla_host_t *vha,
67 struct qla_fcp_prio_cfg *pri_cfg, uint8_t flag)
09ff701a
SR		 68{
69 int i, ret, num_valid;
70 uint8_t *bcode;
71 struct qla_fcp_prio_entry *pri_entry;
2f0f3f4f 72 uint32_t *bcode_val_ptr, bcode_val;
09ff701a
SR		 73
74 ret = 1;
75 num_valid = 0;
76 bcode = (uint8_t *)pri_cfg;
2f0f3f4f
MI		 77 bcode_val_ptr = (uint32_t *)pri_cfg;
78 bcode_val = (uint32_t)(*bcode_val_ptr);
09ff701a 79
2f0f3f4f
MI		 80 if (bcode_val == 0xFFFFFFFF) {
81 /* No FCP Priority config data in flash */
7c3df132
SK		 82 ql_dbg(ql_dbg_user, vha, 0x7051,
83 "No FCP Priority config data.\n");
2f0f3f4f
MI		 84 return 0;
85 }
86
87 if (bcode[0] != 'H' || bcode[1] != 'Q' || bcode[2] != 'O' ||
88 bcode[3] != 'S') {
89 /* Invalid FCP priority data header*/
7c3df132
SK		 90 ql_dbg(ql_dbg_user, vha, 0x7052,
91 "Invalid FCP Priority data header. bcode=0x%x.\n",
92 bcode_val);
09ff701a
SR		 93 return 0;
94 }
95 if (flag != 1)
96 return ret;
97
98 pri_entry = &pri_cfg->entry[0];
99 for (i = 0; i < pri_cfg->num_entries; i++) {
100 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
101 num_valid++;
102 pri_entry++;
103 }
104
2f0f3f4f
MI		 105 if (num_valid == 0) {
106 /* No valid FCP priority data entries */
7c3df132
SK		 107 ql_dbg(ql_dbg_user, vha, 0x7053,
108 "No valid FCP Priority data entries.\n");
09ff701a 109 ret = 0;
2f0f3f4f
MI		 110 } else {
111 /* FCP priority data is valid */
7c3df132
SK		 112 ql_dbg(ql_dbg_user, vha, 0x7054,
113 "Valid FCP priority data. num entries = %d.\n",
114 num_valid);
2f0f3f4f 115 }
09ff701a
SR		 116
117 return ret;
118}
119
120static int
75cc8cfc 121qla24xx_proc_fcp_prio_cfg_cmd(struct bsg_job *bsg_job)
09ff701a 122{
cd21c605 123 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
01e0e15c
JT		 124 struct fc_bsg_request *bsg_request = bsg_job->request;
125 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
09ff701a
SR		 126 scsi_qla_host_t *vha = shost_priv(host);
127 struct qla_hw_data *ha = vha->hw;
128 int ret = 0;
129 uint32_t len;
130 uint32_t oper;
131
7ec0effd 132 if (!(IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) || IS_P3P_TYPE(ha))) {
2f0f3f4f
MI		 133 ret = -EINVAL;
134 goto exit_fcp_prio_cfg;
135 }
136
09ff701a 137 /* Get the sub command */
01e0e15c 138 oper = bsg_request->rqst_data.h_vendor.vendor_cmd[1];
09ff701a
SR		 139
140 /* Only set config is allowed if config memory is not allocated */
141 if (!ha->fcp_prio_cfg && (oper != QLFC_FCP_PRIO_SET_CONFIG)) {
142 ret = -EINVAL;
143 goto exit_fcp_prio_cfg;
144 }
145 switch (oper) {
146 case QLFC_FCP_PRIO_DISABLE:
147 if (ha->flags.fcp_prio_enabled) {
148 ha->flags.fcp_prio_enabled = 0;
149 ha->fcp_prio_cfg->attributes &=
150 ~FCP_PRIO_ATTR_ENABLE;
151 qla24xx_update_all_fcp_prio(vha);
01e0e15c 152 bsg_reply->result = DID_OK;
09ff701a
SR		 153 } else {
154 ret = -EINVAL;
01e0e15c 155 bsg_reply->result = (DID_ERROR << 16);
09ff701a
SR		 156 goto exit_fcp_prio_cfg;
157 }
158 break;
159
160 case QLFC_FCP_PRIO_ENABLE:
161 if (!ha->flags.fcp_prio_enabled) {
162 if (ha->fcp_prio_cfg) {
163 ha->flags.fcp_prio_enabled = 1;
164 ha->fcp_prio_cfg->attributes |=
165 FCP_PRIO_ATTR_ENABLE;
166 qla24xx_update_all_fcp_prio(vha);
01e0e15c 167 bsg_reply->result = DID_OK;
09ff701a
SR		 168 } else {
169 ret = -EINVAL;
01e0e15c 170 bsg_reply->result = (DID_ERROR << 16);
09ff701a
SR		 171 goto exit_fcp_prio_cfg;
172 }
173 }
174 break;
175
176 case QLFC_FCP_PRIO_GET_CONFIG:
177 len = bsg_job->reply_payload.payload_len;
178 if (!len || len > FCP_PRIO_CFG_SIZE) {
179 ret = -EINVAL;
01e0e15c 180 bsg_reply->result = (DID_ERROR << 16);
09ff701a
SR		 181 goto exit_fcp_prio_cfg;
182 }
183
01e0e15c
JT		 184 bsg_reply->result = DID_OK;
185 bsg_reply->reply_payload_rcv_len =
09ff701a
SR		 186 sg_copy_from_buffer(
187 bsg_job->reply_payload.sg_list,
188 bsg_job->reply_payload.sg_cnt, ha->fcp_prio_cfg,
189 len);
190
191 break;
192
193 case QLFC_FCP_PRIO_SET_CONFIG:
194 len = bsg_job->request_payload.payload_len;
195 if (!len || len > FCP_PRIO_CFG_SIZE) {
01e0e15c 196 bsg_reply->result = (DID_ERROR << 16);
09ff701a
SR		 197 ret = -EINVAL;
198 goto exit_fcp_prio_cfg;
199 }
200
201 if (!ha->fcp_prio_cfg) {
202 ha->fcp_prio_cfg = vmalloc(FCP_PRIO_CFG_SIZE);
203 if (!ha->fcp_prio_cfg) {
7c3df132
SK		 204 ql_log(ql_log_warn, vha, 0x7050,
205 "Unable to allocate memory for fcp prio "
206 "config data (%x).\n", FCP_PRIO_CFG_SIZE);
01e0e15c 207 bsg_reply->result = (DID_ERROR << 16);
09ff701a
SR		 208 ret = -ENOMEM;
209 goto exit_fcp_prio_cfg;
210 }
211 }
212
213 memset(ha->fcp_prio_cfg, 0, FCP_PRIO_CFG_SIZE);
214 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
215 bsg_job->request_payload.sg_cnt, ha->fcp_prio_cfg,
216 FCP_PRIO_CFG_SIZE);
217
218 /* validate fcp priority data */
7c3df132
SK		 219
220 if (!qla24xx_fcp_prio_cfg_valid(vha,
221 (struct qla_fcp_prio_cfg *) ha->fcp_prio_cfg, 1)) {
01e0e15c 222 bsg_reply->result = (DID_ERROR << 16);
09ff701a
SR		 223 ret = -EINVAL;
224 /* If buffer was invalidatic int
225 * fcp_prio_cfg is of no use
226 */
227 vfree(ha->fcp_prio_cfg);
228 ha->fcp_prio_cfg = NULL;
229 goto exit_fcp_prio_cfg;
230 }
231
232 ha->flags.fcp_prio_enabled = 0;
233 if (ha->fcp_prio_cfg->attributes & FCP_PRIO_ATTR_ENABLE)
234 ha->flags.fcp_prio_enabled = 1;
235 qla24xx_update_all_fcp_prio(vha);
01e0e15c 236 bsg_reply->result = DID_OK;
09ff701a
SR		 237 break;
238 default:
239 ret = -EINVAL;
240 break;
241 }
242exit_fcp_prio_cfg:
63ea923a 243 if (!ret)
06548160 244 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 245 bsg_reply->reply_payload_rcv_len);
09ff701a
SR		 246 return ret;
247}
9ba56b95 248
6e98016c 249static int
75cc8cfc 250qla2x00_process_els(struct bsg_job *bsg_job)
6e98016c 251{
01e0e15c 252 struct fc_bsg_request *bsg_request = bsg_job->request;
6e98016c 253 struct fc_rport *rport;
08f71e09 254 fc_port_t *fcport = NULL;
6e98016c
GM		 255 struct Scsi_Host *host;
256 scsi_qla_host_t *vha;
257 struct qla_hw_data *ha;
258 srb_t *sp;
259 const char *type;
260 int req_sg_cnt, rsp_sg_cnt;
261 int rval = (DRIVER_ERROR << 16);
262 uint16_t nextlid = 0;
6e98016c 263
01e0e15c 264 if (bsg_request->msgcode == FC_BSG_RPT_ELS) {
1d69b122 265 rport = fc_bsg_to_rport(bsg_job);
08f71e09
HZ		 266 fcport = *(fc_port_t **) rport->dd_data;
267 host = rport_to_shost(rport);
268 vha = shost_priv(host);
269 ha = vha->hw;
270 type = "FC_BSG_RPT_ELS";
271 } else {
cd21c605 272 host = fc_bsg_to_shost(bsg_job);
08f71e09
HZ		 273 vha = shost_priv(host);
274 ha = vha->hw;
275 type = "FC_BSG_HST_ELS_NOLOGIN";
276 }
277
8c0eb596
BVA		 278 if (!vha->flags.online) {
279 ql_log(ql_log_warn, vha, 0x7005, "Host not online.\n");
280 rval = -EIO;
281 goto done;
282 }
283
08f71e09
HZ		 284 /* pass through is supported only for ISP 4Gb or higher */
285 if (!IS_FWI2_CAPABLE(ha)) {
7c3df132
SK		 286 ql_dbg(ql_dbg_user, vha, 0x7001,
287 "ELS passthru not supported for ISP23xx based adapters.\n");
08f71e09
HZ		 288 rval = -EPERM;
289 goto done;
290 }
291
6e98016c
GM		 292 /* Multiple SG's are not supported for ELS requests */
293 if (bsg_job->request_payload.sg_cnt > 1 ||
294 bsg_job->reply_payload.sg_cnt > 1) {
7c3df132 295 ql_dbg(ql_dbg_user, vha, 0x7002,
0bf0efa1 296 "Multiple SG's are not supported for ELS requests, "
7c3df132
SK		 297 "request_sg_cnt=%x reply_sg_cnt=%x.\n",
298 bsg_job->request_payload.sg_cnt,
299 bsg_job->reply_payload.sg_cnt);
6e98016c
GM		 300 rval = -EPERM;
301 goto done;
302 }
303
304 /* ELS request for rport */
01e0e15c 305 if (bsg_request->msgcode == FC_BSG_RPT_ELS) {
6e98016c
GM		 306 /* make sure the rport is logged in,
307 * if not perform fabric login
308 */
309 if (qla2x00_fabric_login(vha, fcport, &nextlid)) {
7c3df132
SK		 310 ql_dbg(ql_dbg_user, vha, 0x7003,
311 "Failed to login port %06X for ELS passthru.\n",
312 fcport->d_id.b24);
6e98016c
GM		 313 rval = -EIO;
314 goto done;
315 }
316 } else {
6e98016c
GM		 317 /* Allocate a dummy fcport structure, since functions
318 * preparing the IOCB and mailbox command retrieves port
319 * specific information from fcport structure. For Host based
320 * ELS commands there will be no fcport structure allocated
321 */
322 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
323 if (!fcport) {
324 rval = -ENOMEM;
325 goto done;
326 }
327
328 /* Initialize all required fields of fcport */
329 fcport->vha = vha;
6e98016c 330 fcport->d_id.b.al_pa =
01e0e15c 331 bsg_request->rqst_data.h_els.port_id[0];
6e98016c 332 fcport->d_id.b.area =
01e0e15c 333 bsg_request->rqst_data.h_els.port_id[1];
6e98016c 334 fcport->d_id.b.domain =
01e0e15c 335 bsg_request->rqst_data.h_els.port_id[2];
6e98016c
GM		 336 fcport->loop_id =
337 (fcport->d_id.b.al_pa == 0xFD) ?
338 NPH_FABRIC_CONTROLLER : NPH_F_PORT;
339 }
340
6e98016c
GM		 341 req_sg_cnt =
342 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
343 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
344 if (!req_sg_cnt) {
345 rval = -ENOMEM;
346 goto done_free_fcport;
347 }
6c452a45
AV		 348
349 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
350 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
6e98016c
GM		 351 if (!rsp_sg_cnt) {
352 rval = -ENOMEM;
353 goto done_free_fcport;
354 }
355
356 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
6c452a45 357 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
7c3df132
SK		 358 ql_log(ql_log_warn, vha, 0x7008,
359 "dma mapping resulted in different sg counts, "
360 "request_sg_cnt: %x dma_request_sg_cnt:%x reply_sg_cnt:%x "
361 "dma_reply_sg_cnt:%x.\n", bsg_job->request_payload.sg_cnt,
362 req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
6e98016c
GM		 363 rval = -EAGAIN;
364 goto done_unmap_sg;
365 }
366
367 /* Alloc SRB structure */
9ba56b95 368 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
6e98016c
GM		 369 if (!sp) {
370 rval = -ENOMEM;
6c452a45 371 goto done_unmap_sg;
6e98016c
GM		 372 }
373
9ba56b95 374 sp->type =
01e0e15c
JT		 375 (bsg_request->msgcode == FC_BSG_RPT_ELS ?
376 SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
9ba56b95 377 sp->name =
01e0e15c
JT		 378 (bsg_request->msgcode == FC_BSG_RPT_ELS ?
379 "bsg_els_rpt" : "bsg_els_hst");
9ba56b95
GM		 380 sp->u.bsg_job = bsg_job;
381 sp->free = qla2x00_bsg_sp_free;
382 sp->done = qla2x00_bsg_job_done;
6e98016c 383
7c3df132
SK		 384 ql_dbg(ql_dbg_user, vha, 0x700a,
385 "bsg rqst type: %s els type: %x - loop-id=%x "
386 "portid=%-2x%02x%02x.\n", type,
01e0e15c 387 bsg_request->rqst_data.h_els.command_code, fcport->loop_id,
7c3df132 388 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa);
6e98016c
GM		 389
390 rval = qla2x00_start_sp(sp);
391 if (rval != QLA_SUCCESS) {
7c3df132
SK		 392 ql_log(ql_log_warn, vha, 0x700e,
393 "qla2x00_start_sp failed = %d\n", rval);
25ff6af1 394 qla2x00_rel_sp(sp);
6e98016c
GM		 395 rval = -EIO;
396 goto done_unmap_sg;
397 }
398 return rval;
399
400done_unmap_sg:
401 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
402 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
403 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
404 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
405 goto done_free_fcport;
406
407done_free_fcport:
01e0e15c 408 if (bsg_request->msgcode == FC_BSG_RPT_ELS)
6e98016c
GM		 409 kfree(fcport);
410done:
411 return rval;
412}
413
2374dd23 414static inline uint16_t
5780790e
AV		 415qla24xx_calc_ct_iocbs(uint16_t dsds)
416{
417 uint16_t iocbs;
418
419 iocbs = 1;
420 if (dsds > 2) {
421 iocbs += (dsds - 2) / 5;
422 if ((dsds - 2) % 5)
423 iocbs++;
424 }
425 return iocbs;
426}
427
6e98016c 428static int
75cc8cfc 429qla2x00_process_ct(struct bsg_job *bsg_job)
6e98016c
GM		 430{
431 srb_t *sp;
01e0e15c 432 struct fc_bsg_request *bsg_request = bsg_job->request;
cd21c605 433 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
6e98016c
GM		 434 scsi_qla_host_t *vha = shost_priv(host);
435 struct qla_hw_data *ha = vha->hw;
436 int rval = (DRIVER_ERROR << 16);
437 int req_sg_cnt, rsp_sg_cnt;
438 uint16_t loop_id;
439 struct fc_port *fcport;
440 char *type = "FC_BSG_HST_CT";
6e98016c 441
6e98016c
GM		 442 req_sg_cnt =
443 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
444 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
6c452a45 445 if (!req_sg_cnt) {
7c3df132
SK		 446 ql_log(ql_log_warn, vha, 0x700f,
447 "dma_map_sg return %d for request\n", req_sg_cnt);
6e98016c
GM		 448 rval = -ENOMEM;
449 goto done;
450 }
451
452 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
453 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
454 if (!rsp_sg_cnt) {
7c3df132
SK		 455 ql_log(ql_log_warn, vha, 0x7010,
456 "dma_map_sg return %d for reply\n", rsp_sg_cnt);
6e98016c
GM		 457 rval = -ENOMEM;
458 goto done;
459 }
460
461 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
6c452a45 462 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
7c3df132
SK		 463 ql_log(ql_log_warn, vha, 0x7011,
464 "request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt:%x "
465 "dma_reply_sg_cnt: %x\n", bsg_job->request_payload.sg_cnt,
466 req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
6e98016c 467 rval = -EAGAIN;
6c452a45 468 goto done_unmap_sg;
6e98016c
GM		 469 }
470
471 if (!vha->flags.online) {
7c3df132
SK		 472 ql_log(ql_log_warn, vha, 0x7012,
473 "Host is not online.\n");
6e98016c
GM		 474 rval = -EIO;
475 goto done_unmap_sg;
476 }
477
478 loop_id =
01e0e15c 479 (bsg_request->rqst_data.h_ct.preamble_word1 & 0xFF000000)
6e98016c
GM		 480 >> 24;
481 switch (loop_id) {
6c452a45
AV		 482 case 0xFC:
483 loop_id = cpu_to_le16(NPH_SNS);
484 break;
485 case 0xFA:
486 loop_id = vha->mgmt_svr_loop_id;
487 break;
488 default:
7c3df132
SK		 489 ql_dbg(ql_dbg_user, vha, 0x7013,
490 "Unknown loop id: %x.\n", loop_id);
6c452a45
AV		 491 rval = -EINVAL;
492 goto done_unmap_sg;
6e98016c
GM		 493 }
494
495 /* Allocate a dummy fcport structure, since functions preparing the
496 * IOCB and mailbox command retrieves port specific information
497 * from fcport structure. For Host based ELS commands there will be
498 * no fcport structure allocated
499 */
500 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
6c452a45 501 if (!fcport) {
7c3df132
SK		 502 ql_log(ql_log_warn, vha, 0x7014,
503 "Failed to allocate fcport.\n");
6e98016c 504 rval = -ENOMEM;
6c452a45 505 goto done_unmap_sg;
6e98016c
GM		 506 }
507
508 /* Initialize all required fields of fcport */
509 fcport->vha = vha;
01e0e15c
JT		 510 fcport->d_id.b.al_pa = bsg_request->rqst_data.h_ct.port_id[0];
511 fcport->d_id.b.area = bsg_request->rqst_data.h_ct.port_id[1];
512 fcport->d_id.b.domain = bsg_request->rqst_data.h_ct.port_id[2];
6e98016c
GM		 513 fcport->loop_id = loop_id;
514
515 /* Alloc SRB structure */
9ba56b95 516 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
6e98016c 517 if (!sp) {
7c3df132 518 ql_log(ql_log_warn, vha, 0x7015,
9ba56b95 519 "qla2x00_get_sp failed.\n");
6e98016c
GM		 520 rval = -ENOMEM;
521 goto done_free_fcport;
522 }
523
9ba56b95
GM		 524 sp->type = SRB_CT_CMD;
525 sp->name = "bsg_ct";
526 sp->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt);
527 sp->u.bsg_job = bsg_job;
528 sp->free = qla2x00_bsg_sp_free;
529 sp->done = qla2x00_bsg_job_done;
6e98016c 530
7c3df132
SK		 531 ql_dbg(ql_dbg_user, vha, 0x7016,
532 "bsg rqst type: %s else type: %x - "
533 "loop-id=%x portid=%02x%02x%02x.\n", type,
01e0e15c 534 (bsg_request->rqst_data.h_ct.preamble_word2 >> 16),
7c3df132
SK		 535 fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
536 fcport->d_id.b.al_pa);
6e98016c
GM		 537
538 rval = qla2x00_start_sp(sp);
539 if (rval != QLA_SUCCESS) {
7c3df132
SK		 540 ql_log(ql_log_warn, vha, 0x7017,
541 "qla2x00_start_sp failed=%d.\n", rval);
25ff6af1 542 qla2x00_rel_sp(sp);
6e98016c
GM		 543 rval = -EIO;
544 goto done_free_fcport;
545 }
546 return rval;
547
548done_free_fcport:
549 kfree(fcport);
550done_unmap_sg:
551 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
552 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
553 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
554 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
555done:
556 return rval;
557}
67b2a31f
CD		 558
559/* Disable loopback mode */
560static inline int
561qla81xx_reset_loopback_mode(scsi_qla_host_t *vha, uint16_t *config,
f356bef1 562 int wait, int wait2)
67b2a31f
CD		 563{
564 int ret = 0;
565 int rval = 0;
566 uint16_t new_config[4];
567 struct qla_hw_data *ha = vha->hw;
568
7ec0effd 569 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha))
67b2a31f
CD		 570 goto done_reset_internal;
571
572 memset(new_config, 0 , sizeof(new_config));
573 if ((config[0] & INTERNAL_LOOPBACK_MASK) >> 1 ==
574 ENABLE_INTERNAL_LOOPBACK ||
575 (config[0] & INTERNAL_LOOPBACK_MASK) >> 1 ==
576 ENABLE_EXTERNAL_LOOPBACK) {
577 new_config[0] = config[0] & ~INTERNAL_LOOPBACK_MASK;
578 ql_dbg(ql_dbg_user, vha, 0x70bf, "new_config[0]=%02x\n",
579 (new_config[0] & INTERNAL_LOOPBACK_MASK));
580 memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ;
581
582 ha->notify_dcbx_comp = wait;
f356bef1
CD		 583 ha->notify_lb_portup_comp = wait2;
584
67b2a31f
CD		 585 ret = qla81xx_set_port_config(vha, new_config);
586 if (ret != QLA_SUCCESS) {
587 ql_log(ql_log_warn, vha, 0x7025,
588 "Set port config failed.\n");
589 ha->notify_dcbx_comp = 0;
f356bef1 590 ha->notify_lb_portup_comp = 0;
67b2a31f
CD		 591 rval = -EINVAL;
592 goto done_reset_internal;
593 }
594
595 /* Wait for DCBX complete event */
596 if (wait && !wait_for_completion_timeout(&ha->dcbx_comp,
f356bef1 597 (DCBX_COMP_TIMEOUT * HZ))) {
67b2a31f 598 ql_dbg(ql_dbg_user, vha, 0x7026,
f356bef1 599 "DCBX completion not received.\n");
67b2a31f 600 ha->notify_dcbx_comp = 0;
f356bef1 601 ha->notify_lb_portup_comp = 0;
67b2a31f
CD		 602 rval = -EINVAL;
603 goto done_reset_internal;
604 } else
605 ql_dbg(ql_dbg_user, vha, 0x7027,
f356bef1
CD		 606 "DCBX completion received.\n");
607
608 if (wait2 &&
609 !wait_for_completion_timeout(&ha->lb_portup_comp,
610 (LB_PORTUP_COMP_TIMEOUT * HZ))) {
611 ql_dbg(ql_dbg_user, vha, 0x70c5,
612 "Port up completion not received.\n");
613 ha->notify_lb_portup_comp = 0;
614 rval = -EINVAL;
615 goto done_reset_internal;
616 } else
617 ql_dbg(ql_dbg_user, vha, 0x70c6,
618 "Port up completion received.\n");
67b2a31f
CD		 619
620 ha->notify_dcbx_comp = 0;
f356bef1 621 ha->notify_lb_portup_comp = 0;
67b2a31f
CD		 622 }
623done_reset_internal:
624 return rval;
625}
626
8fcd6b8b
CD		 627/*
628 * Set the port configuration to enable the internal or external loopback
629 * depending on the loopback mode.
23f2ebd1
SR		 630 */
631static inline int
8fcd6b8b
CD		 632qla81xx_set_loopback_mode(scsi_qla_host_t *vha, uint16_t *config,
633 uint16_t *new_config, uint16_t mode)
23f2ebd1
SR		 634{
635 int ret = 0;
636 int rval = 0;
454073c9 637 unsigned long rem_tmo = 0, current_tmo = 0;
23f2ebd1
SR		 638 struct qla_hw_data *ha = vha->hw;
639
7ec0effd 640 if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha))
23f2ebd1
SR		 641 goto done_set_internal;
642
8fcd6b8b
CD		 643 if (mode == INTERNAL_LOOPBACK)
644 new_config[0] = config[0] | (ENABLE_INTERNAL_LOOPBACK << 1);
645 else if (mode == EXTERNAL_LOOPBACK)
646 new_config[0] = config[0] | (ENABLE_EXTERNAL_LOOPBACK << 1);
647 ql_dbg(ql_dbg_user, vha, 0x70be,
648 "new_config[0]=%02x\n", (new_config[0] & INTERNAL_LOOPBACK_MASK));
649
650 memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3);
23f2ebd1
SR		 651
652 ha->notify_dcbx_comp = 1;
653 ret = qla81xx_set_port_config(vha, new_config);
654 if (ret != QLA_SUCCESS) {
7c3df132
SK		 655 ql_log(ql_log_warn, vha, 0x7021,
656 "set port config failed.\n");
23f2ebd1
SR		 657 ha->notify_dcbx_comp = 0;
658 rval = -EINVAL;
659 goto done_set_internal;
660 }
661
662 /* Wait for DCBX complete event */
454073c9
SV		 663 current_tmo = DCBX_COMP_TIMEOUT * HZ;
664 while (1) {
665 rem_tmo = wait_for_completion_timeout(&ha->dcbx_comp,
666 current_tmo);
667 if (!ha->idc_extend_tmo || rem_tmo) {
668 ha->idc_extend_tmo = 0;
669 break;
670 }
671 current_tmo = ha->idc_extend_tmo * HZ;
672 ha->idc_extend_tmo = 0;
673 }
674
675 if (!rem_tmo) {
7c3df132 676 ql_dbg(ql_dbg_user, vha, 0x7022,
f356bef1
CD		 677 "DCBX completion not received.\n");
678 ret = qla81xx_reset_loopback_mode(vha, new_config, 0, 0);
67b2a31f
CD		 679 /*
680 * If the reset of the loopback mode doesn't work take a FCoE
681 * dump and reset the chip.
682 */
683 if (ret) {
684 ha->isp_ops->fw_dump(vha, 0);
685 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
686 }
bf5b8ad7
CD		 687 rval = -EINVAL;
688 } else {
689 if (ha->flags.idc_compl_status) {
690 ql_dbg(ql_dbg_user, vha, 0x70c3,
691 "Bad status in IDC Completion AEN\n");
692 rval = -EINVAL;
693 ha->flags.idc_compl_status = 0;
694 } else
695 ql_dbg(ql_dbg_user, vha, 0x7023,
f356bef1 696 "DCBX completion received.\n");
bf5b8ad7 697 }
23f2ebd1
SR		 698
699 ha->notify_dcbx_comp = 0;
454073c9 700 ha->idc_extend_tmo = 0;
23f2ebd1
SR		 701
702done_set_internal:
703 return rval;
704}
705
6e98016c 706static int
75cc8cfc 707qla2x00_process_loopback(struct bsg_job *bsg_job)
6e98016c 708{
01e0e15c
JT		 709 struct fc_bsg_request *bsg_request = bsg_job->request;
710 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 711 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
6e98016c
GM		 712 scsi_qla_host_t *vha = shost_priv(host);
713 struct qla_hw_data *ha = vha->hw;
714 int rval;
715 uint8_t command_sent;
716 char *type;
717 struct msg_echo_lb elreq;
718 uint16_t response[MAILBOX_REGISTER_COUNT];
23f2ebd1 719 uint16_t config[4], new_config[4];
6c452a45 720 uint8_t *fw_sts_ptr;
6e98016c
GM		 721 uint8_t *req_data = NULL;
722 dma_addr_t req_data_dma;
723 uint32_t req_data_len;
724 uint8_t *rsp_data = NULL;
725 dma_addr_t rsp_data_dma;
726 uint32_t rsp_data_len;
727
6e98016c 728 if (!vha->flags.online) {
7c3df132 729 ql_log(ql_log_warn, vha, 0x7019, "Host is not online.\n");
6e98016c
GM		 730 return -EIO;
731 }
732
1d634965
JC		 733 memset(&elreq, 0, sizeof(elreq));
734
6e98016c
GM		 735 elreq.req_sg_cnt = dma_map_sg(&ha->pdev->dev,
736 bsg_job->request_payload.sg_list, bsg_job->request_payload.sg_cnt,
737 DMA_TO_DEVICE);
738
7c3df132
SK		 739 if (!elreq.req_sg_cnt) {
740 ql_log(ql_log_warn, vha, 0x701a,
741 "dma_map_sg returned %d for request.\n", elreq.req_sg_cnt);
6e98016c 742 return -ENOMEM;
7c3df132 743 }
6e98016c
GM		 744
745 elreq.rsp_sg_cnt = dma_map_sg(&ha->pdev->dev,
746 bsg_job->reply_payload.sg_list, bsg_job->reply_payload.sg_cnt,
747 DMA_FROM_DEVICE);
748
749 if (!elreq.rsp_sg_cnt) {
7c3df132
SK		 750 ql_log(ql_log_warn, vha, 0x701b,
751 "dma_map_sg returned %d for reply.\n", elreq.rsp_sg_cnt);
6e98016c
GM		 752 rval = -ENOMEM;
753 goto done_unmap_req_sg;
6c452a45 754 }
6e98016c
GM		 755
756 if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
757 (elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
7c3df132
SK		 758 ql_log(ql_log_warn, vha, 0x701c,
759 "dma mapping resulted in different sg counts, "
760 "request_sg_cnt: %x dma_request_sg_cnt: %x "
761 "reply_sg_cnt: %x dma_reply_sg_cnt: %x.\n",
762 bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt,
763 bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt);
6e98016c
GM		 764 rval = -EAGAIN;
765 goto done_unmap_sg;
766 }
767 req_data_len = rsp_data_len = bsg_job->request_payload.payload_len;
768 req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len,
769 &req_data_dma, GFP_KERNEL);
770 if (!req_data) {
7c3df132
SK		 771 ql_log(ql_log_warn, vha, 0x701d,
772 "dma alloc failed for req_data.\n");
6e98016c
GM		 773 rval = -ENOMEM;
774 goto done_unmap_sg;
775 }
776
777 rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len,
778 &rsp_data_dma, GFP_KERNEL);
779 if (!rsp_data) {
7c3df132
SK		 780 ql_log(ql_log_warn, vha, 0x7004,
781 "dma alloc failed for rsp_data.\n");
6e98016c
GM		 782 rval = -ENOMEM;
783 goto done_free_dma_req;
784 }
785
786 /* Copy the request buffer in req_data now */
787 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
788 bsg_job->request_payload.sg_cnt, req_data, req_data_len);
789
790 elreq.send_dma = req_data_dma;
791 elreq.rcv_dma = rsp_data_dma;
792 elreq.transfer_size = req_data_len;
793
01e0e15c 794 elreq.options = bsg_request->rqst_data.h_vendor.vendor_cmd[1];
1b98b421 795 elreq.iteration_count =
01e0e15c 796 bsg_request->rqst_data.h_vendor.vendor_cmd[2];
6e98016c 797
8fcd6b8b
CD		 798 if (atomic_read(&vha->loop_state) == LOOP_READY &&
799 (ha->current_topology == ISP_CFG_F ||
1d634965
JC		 800 (le32_to_cpu(*(uint32_t *)req_data) == ELS_OPCODE_BYTE &&
801 req_data_len == MAX_ELS_FRAME_PAYLOAD)) &&
802 elreq.options == EXTERNAL_LOOPBACK) {
23f2ebd1 803 type = "FC_BSG_HST_VENDOR_ECHO_DIAG";
7c3df132
SK		 804 ql_dbg(ql_dbg_user, vha, 0x701e,
805 "BSG request type: %s.\n", type);
23f2ebd1
SR		 806 command_sent = INT_DEF_LB_ECHO_CMD;
807 rval = qla2x00_echo_test(vha, &elreq, response);
808 } else {
7ec0effd 809 if (IS_QLA81XX(ha) || IS_QLA8031(ha) || IS_QLA8044(ha)) {
23f2ebd1
SR		 810 memset(config, 0, sizeof(config));
811 memset(new_config, 0, sizeof(new_config));
f356bef1 812
23f2ebd1 813 if (qla81xx_get_port_config(vha, config)) {
7c3df132
SK		 814 ql_log(ql_log_warn, vha, 0x701f,
815 "Get port config failed.\n");
23f2ebd1 816 rval = -EPERM;
9bceab4e 817 goto done_free_dma_rsp;
23f2ebd1
SR		 818 }
819
1bcc46cb
CD		 820 if ((config[0] & INTERNAL_LOOPBACK_MASK) != 0) {
821 ql_dbg(ql_dbg_user, vha, 0x70c4,
822 "Loopback operation already in "
823 "progress.\n");
824 rval = -EAGAIN;
825 goto done_free_dma_rsp;
826 }
827
8fcd6b8b
CD		 828 ql_dbg(ql_dbg_user, vha, 0x70c0,
829 "elreq.options=%04x\n", elreq.options);
830
831 if (elreq.options == EXTERNAL_LOOPBACK)
7ec0effd 832 if (IS_QLA8031(ha) || IS_QLA8044(ha))
8fcd6b8b
CD		 833 rval = qla81xx_set_loopback_mode(vha,
834 config, new_config, elreq.options);
835 else
836 rval = qla81xx_reset_loopback_mode(vha,
f356bef1 837 config, 1, 0);
8fcd6b8b
CD		 838 else
839 rval = qla81xx_set_loopback_mode(vha, config,
840 new_config, elreq.options);
841
842 if (rval) {
8fcd6b8b 843 rval = -EPERM;
9bceab4e 844 goto done_free_dma_rsp;
23f2ebd1
SR		 845 }
846
847 type = "FC_BSG_HST_VENDOR_LOOPBACK";
7c3df132
SK		 848 ql_dbg(ql_dbg_user, vha, 0x7028,
849 "BSG request type: %s.\n", type);
23f2ebd1
SR		 850
851 command_sent = INT_DEF_LB_LOOPBACK_CMD;
852 rval = qla2x00_loopback_test(vha, &elreq, response);
853
992357c6
CD		 854 if (response[0] == MBS_COMMAND_ERROR &&
855 response[1] == MBS_LB_RESET) {
856 ql_log(ql_log_warn, vha, 0x7029,
857 "MBX command error, Aborting ISP.\n");
858 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
859 qla2xxx_wake_dpc(vha);
860 qla2x00_wait_for_chip_reset(vha);
861 /* Also reset the MPI */
862 if (IS_QLA81XX(ha)) {
863 if (qla81xx_restart_mpi_firmware(vha) !=
864 QLA_SUCCESS) {
865 ql_log(ql_log_warn, vha, 0x702a,
866 "MPI reset failed.\n");
867 }
868 }
869
870 rval = -EIO;
871 goto done_free_dma_rsp;
872 }
873
4052bd57 874 if (new_config[0]) {
67b2a31f
CD		 875 int ret;
876
23f2ebd1
SR		 877 /* Revert back to original port config
878 * Also clear internal loopback
879 */
67b2a31f 880 ret = qla81xx_reset_loopback_mode(vha,
f356bef1 881 new_config, 0, 1);
67b2a31f
CD		 882 if (ret) {
883 /*
884 * If the reset of the loopback mode
885 * doesn't work take FCoE dump and then
886 * reset the chip.
887 */
888 ha->isp_ops->fw_dump(vha, 0);
889 set_bit(ISP_ABORT_NEEDED,
890 &vha->dpc_flags);
891 }
892
23f2ebd1
SR		 893 }
894
23f2ebd1
SR		 895 } else {
896 type = "FC_BSG_HST_VENDOR_LOOPBACK";
7c3df132
SK		 897 ql_dbg(ql_dbg_user, vha, 0x702b,
898 "BSG request type: %s.\n", type);
23f2ebd1
SR		 899 command_sent = INT_DEF_LB_LOOPBACK_CMD;
900 rval = qla2x00_loopback_test(vha, &elreq, response);
6e98016c 901 }
6e98016c
GM		 902 }
903
904 if (rval) {
7c3df132
SK		 905 ql_log(ql_log_warn, vha, 0x702c,
906 "Vendor request %s failed.\n", type);
6e98016c 907
6e98016c 908 rval = 0;
01e0e15c
JT		 909 bsg_reply->result = (DID_ERROR << 16);
910 bsg_reply->reply_payload_rcv_len = 0;
6e98016c 911 } else {
7c3df132
SK		 912 ql_dbg(ql_dbg_user, vha, 0x702d,
913 "Vendor request %s completed.\n", type);
01e0e15c 914 bsg_reply->result = (DID_OK << 16);
6e98016c
GM		 915 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
916 bsg_job->reply_payload.sg_cnt, rsp_data,
917 rsp_data_len);
918 }
63ea923a
AB		 919
920 bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
921 sizeof(response) + sizeof(uint8_t);
05231a3b
CH		 922 fw_sts_ptr = bsg_job->reply + sizeof(struct fc_bsg_reply);
923 memcpy(bsg_job->reply + sizeof(struct fc_bsg_reply), response,
924 sizeof(response));
63ea923a
AB		 925 fw_sts_ptr += sizeof(response);
926 *fw_sts_ptr = command_sent;
6e98016c 927
9bceab4e 928done_free_dma_rsp:
6e98016c
GM		 929 dma_free_coherent(&ha->pdev->dev, rsp_data_len,
930 rsp_data, rsp_data_dma);
931done_free_dma_req:
932 dma_free_coherent(&ha->pdev->dev, req_data_len,
933 req_data, req_data_dma);
934done_unmap_sg:
935 dma_unmap_sg(&ha->pdev->dev,
936 bsg_job->reply_payload.sg_list,
937 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
938done_unmap_req_sg:
939 dma_unmap_sg(&ha->pdev->dev,
940 bsg_job->request_payload.sg_list,
941 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
63ea923a 942 if (!rval)
06548160 943 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 944 bsg_reply->reply_payload_rcv_len);
6c452a45 945 return rval;
6e98016c
GM		 946}
947
948static int
75cc8cfc 949qla84xx_reset(struct bsg_job *bsg_job)
6e98016c 950{
01e0e15c 951 struct fc_bsg_request *bsg_request = bsg_job->request;
cd21c605 952 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
01e0e15c 953 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
6e98016c
GM		 954 scsi_qla_host_t *vha = shost_priv(host);
955 struct qla_hw_data *ha = vha->hw;
956 int rval = 0;
957 uint32_t flag;
958
6e98016c 959 if (!IS_QLA84XX(ha)) {
7c3df132 960 ql_dbg(ql_dbg_user, vha, 0x702f, "Not 84xx, exiting.\n");
6e98016c
GM		 961 return -EINVAL;
962 }
963
01e0e15c 964 flag = bsg_request->rqst_data.h_vendor.vendor_cmd[1];
6e98016c
GM		 965
966 rval = qla84xx_reset_chip(vha, flag == A84_ISSUE_RESET_DIAG_FW);
967
968 if (rval) {
7c3df132
SK		 969 ql_log(ql_log_warn, vha, 0x7030,
970 "Vendor request 84xx reset failed.\n");
63ea923a 971 rval = (DID_ERROR << 16);
6e98016c
GM		 972
973 } else {
7c3df132
SK		 974 ql_dbg(ql_dbg_user, vha, 0x7031,
975 "Vendor request 84xx reset completed.\n");
01e0e15c 976 bsg_reply->result = DID_OK;
06548160 977 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 978 bsg_reply->reply_payload_rcv_len);
6e98016c
GM		 979 }
980
6e98016c
GM		 981 return rval;
982}
983
984static int
75cc8cfc 985qla84xx_updatefw(struct bsg_job *bsg_job)
6e98016c 986{
01e0e15c
JT		 987 struct fc_bsg_request *bsg_request = bsg_job->request;
988 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 989 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
6e98016c
GM		 990 scsi_qla_host_t *vha = shost_priv(host);
991 struct qla_hw_data *ha = vha->hw;
992 struct verify_chip_entry_84xx *mn = NULL;
993 dma_addr_t mn_dma, fw_dma;
994 void *fw_buf = NULL;
995 int rval = 0;
996 uint32_t sg_cnt;
997 uint32_t data_len;
998 uint16_t options;
999 uint32_t flag;
1000 uint32_t fw_ver;
1001
6e98016c 1002 if (!IS_QLA84XX(ha)) {
7c3df132
SK		 1003 ql_dbg(ql_dbg_user, vha, 0x7032,
1004 "Not 84xx, exiting.\n");
6e98016c
GM		 1005 return -EINVAL;
1006 }
1007
1008 sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1009 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
7c3df132
SK		 1010 if (!sg_cnt) {
1011 ql_log(ql_log_warn, vha, 0x7033,
1012 "dma_map_sg returned %d for request.\n", sg_cnt);
6e98016c 1013 return -ENOMEM;
7c3df132 1014 }
6e98016c
GM		 1015
1016 if (sg_cnt != bsg_job->request_payload.sg_cnt) {
7c3df132
SK		 1017 ql_log(ql_log_warn, vha, 0x7034,
1018 "DMA mapping resulted in different sg counts, "
1019 "request_sg_cnt: %x dma_request_sg_cnt: %x.\n",
1020 bsg_job->request_payload.sg_cnt, sg_cnt);
6e98016c
GM		 1021 rval = -EAGAIN;
1022 goto done_unmap_sg;
1023 }
1024
1025 data_len = bsg_job->request_payload.payload_len;
1026 fw_buf = dma_alloc_coherent(&ha->pdev->dev, data_len,
1027 &fw_dma, GFP_KERNEL);
1028 if (!fw_buf) {
7c3df132
SK		 1029 ql_log(ql_log_warn, vha, 0x7035,
1030 "DMA alloc failed for fw_buf.\n");
6e98016c
GM		 1031 rval = -ENOMEM;
1032 goto done_unmap_sg;
1033 }
1034
1035 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1036 bsg_job->request_payload.sg_cnt, fw_buf, data_len);
1037
501017f6 1038 mn = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
6e98016c 1039 if (!mn) {
7c3df132
SK		 1040 ql_log(ql_log_warn, vha, 0x7036,
1041 "DMA alloc failed for fw buffer.\n");
6e98016c
GM		 1042 rval = -ENOMEM;
1043 goto done_free_fw_buf;
1044 }
1045
01e0e15c 1046 flag = bsg_request->rqst_data.h_vendor.vendor_cmd[1];
6e98016c
GM		 1047 fw_ver = le32_to_cpu(*((uint32_t *)((uint32_t *)fw_buf + 2)));
1048
6e98016c
GM		 1049 mn->entry_type = VERIFY_CHIP_IOCB_TYPE;
1050 mn->entry_count = 1;
1051
1052 options = VCO_FORCE_UPDATE | VCO_END_OF_DATA;
1053 if (flag == A84_ISSUE_UPDATE_DIAGFW_CMD)
1054 options |= VCO_DIAG_FW;
1055
1056 mn->options = cpu_to_le16(options);
1057 mn->fw_ver = cpu_to_le32(fw_ver);
1058 mn->fw_size = cpu_to_le32(data_len);
1059 mn->fw_seq_size = cpu_to_le32(data_len);
1060 mn->dseg_address[0] = cpu_to_le32(LSD(fw_dma));
1061 mn->dseg_address[1] = cpu_to_le32(MSD(fw_dma));
1062 mn->dseg_length = cpu_to_le32(data_len);
1063 mn->data_seg_cnt = cpu_to_le16(1);
1064
1065 rval = qla2x00_issue_iocb_timeout(vha, mn, mn_dma, 0, 120);
1066
1067 if (rval) {
7c3df132
SK		 1068 ql_log(ql_log_warn, vha, 0x7037,
1069 "Vendor request 84xx updatefw failed.\n");
6e98016c 1070
63ea923a 1071 rval = (DID_ERROR << 16);
6e98016c 1072 } else {
7c3df132
SK		 1073 ql_dbg(ql_dbg_user, vha, 0x7038,
1074 "Vendor request 84xx updatefw completed.\n");
6e98016c
GM		 1075
1076 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 1077 bsg_reply->result = DID_OK;
6e98016c
GM		 1078 }
1079
6e98016c
GM		 1080 dma_pool_free(ha->s_dma_pool, mn, mn_dma);
1081
1082done_free_fw_buf:
1083 dma_free_coherent(&ha->pdev->dev, data_len, fw_buf, fw_dma);
1084
1085done_unmap_sg:
1086 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1087 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1088
63ea923a 1089 if (!rval)
06548160 1090 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1091 bsg_reply->reply_payload_rcv_len);
6e98016c
GM		 1092 return rval;
1093}
1094
1095static int
75cc8cfc 1096qla84xx_mgmt_cmd(struct bsg_job *bsg_job)
6e98016c 1097{
01e0e15c
JT		 1098 struct fc_bsg_request *bsg_request = bsg_job->request;
1099 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1100 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
6e98016c
GM		 1101 scsi_qla_host_t *vha = shost_priv(host);
1102 struct qla_hw_data *ha = vha->hw;
1103 struct access_chip_84xx *mn = NULL;
1104 dma_addr_t mn_dma, mgmt_dma;
1105 void *mgmt_b = NULL;
1106 int rval = 0;
1107 struct qla_bsg_a84_mgmt *ql84_mgmt;
1108 uint32_t sg_cnt;
d5459083 1109 uint32_t data_len = 0;
6e98016c
GM		 1110 uint32_t dma_direction = DMA_NONE;
1111
6e98016c 1112 if (!IS_QLA84XX(ha)) {
7c3df132
SK		 1113 ql_log(ql_log_warn, vha, 0x703a,
1114 "Not 84xx, exiting.\n");
6e98016c
GM		 1115 return -EINVAL;
1116 }
1117
08eb7f45 1118 mn = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
6e98016c 1119 if (!mn) {
7c3df132
SK		 1120 ql_log(ql_log_warn, vha, 0x703c,
1121 "DMA alloc failed for fw buffer.\n");
6e98016c
GM		 1122 return -ENOMEM;
1123 }
1124
6e98016c
GM		 1125 mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
1126 mn->entry_count = 1;
01e0e15c 1127 ql84_mgmt = (void *)bsg_request + sizeof(struct fc_bsg_request);
6e98016c
GM		 1128 switch (ql84_mgmt->mgmt.cmd) {
1129 case QLA84_MGMT_READ_MEM:
1130 case QLA84_MGMT_GET_INFO:
1131 sg_cnt = dma_map_sg(&ha->pdev->dev,
1132 bsg_job->reply_payload.sg_list,
1133 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1134 if (!sg_cnt) {
7c3df132
SK		 1135 ql_log(ql_log_warn, vha, 0x703d,
1136 "dma_map_sg returned %d for reply.\n", sg_cnt);
6e98016c
GM		 1137 rval = -ENOMEM;
1138 goto exit_mgmt;
1139 }
1140
1141 dma_direction = DMA_FROM_DEVICE;
1142
1143 if (sg_cnt != bsg_job->reply_payload.sg_cnt) {
7c3df132
SK		 1144 ql_log(ql_log_warn, vha, 0x703e,
1145 "DMA mapping resulted in different sg counts, "
1146 "reply_sg_cnt: %x dma_reply_sg_cnt: %x.\n",
1147 bsg_job->reply_payload.sg_cnt, sg_cnt);
6e98016c
GM		 1148 rval = -EAGAIN;
1149 goto done_unmap_sg;
1150 }
1151
1152 data_len = bsg_job->reply_payload.payload_len;
1153
1154 mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len,
1155 &mgmt_dma, GFP_KERNEL);
1156 if (!mgmt_b) {
7c3df132
SK		 1157 ql_log(ql_log_warn, vha, 0x703f,
1158 "DMA alloc failed for mgmt_b.\n");
6e98016c
GM		 1159 rval = -ENOMEM;
1160 goto done_unmap_sg;
1161 }
1162
1163 if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) {
1164 mn->options = cpu_to_le16(ACO_DUMP_MEMORY);
1165 mn->parameter1 =
1166 cpu_to_le32(
1167 ql84_mgmt->mgmt.mgmtp.u.mem.start_addr);
1168
1169 } else if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO) {
1170 mn->options = cpu_to_le16(ACO_REQUEST_INFO);
1171 mn->parameter1 =
1172 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.info.type);
1173
1174 mn->parameter2 =
1175 cpu_to_le32(
1176 ql84_mgmt->mgmt.mgmtp.u.info.context);
1177 }
1178 break;
1179
1180 case QLA84_MGMT_WRITE_MEM:
1181 sg_cnt = dma_map_sg(&ha->pdev->dev,
1182 bsg_job->request_payload.sg_list,
1183 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1184
1185 if (!sg_cnt) {
7c3df132
SK		 1186 ql_log(ql_log_warn, vha, 0x7040,
1187 "dma_map_sg returned %d.\n", sg_cnt);
6e98016c
GM		 1188 rval = -ENOMEM;
1189 goto exit_mgmt;
1190 }
1191
1192 dma_direction = DMA_TO_DEVICE;
1193
1194 if (sg_cnt != bsg_job->request_payload.sg_cnt) {
7c3df132
SK		 1195 ql_log(ql_log_warn, vha, 0x7041,
1196 "DMA mapping resulted in different sg counts, "
1197 "request_sg_cnt: %x dma_request_sg_cnt: %x.\n",
1198 bsg_job->request_payload.sg_cnt, sg_cnt);
6e98016c
GM		 1199 rval = -EAGAIN;
1200 goto done_unmap_sg;
1201 }
1202
1203 data_len = bsg_job->request_payload.payload_len;
1204 mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len,
1205 &mgmt_dma, GFP_KERNEL);
1206 if (!mgmt_b) {
7c3df132
SK		 1207 ql_log(ql_log_warn, vha, 0x7042,
1208 "DMA alloc failed for mgmt_b.\n");
6e98016c
GM		 1209 rval = -ENOMEM;
1210 goto done_unmap_sg;
1211 }
1212
1213 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1214 bsg_job->request_payload.sg_cnt, mgmt_b, data_len);
1215
1216 mn->options = cpu_to_le16(ACO_LOAD_MEMORY);
1217 mn->parameter1 =
1218 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.mem.start_addr);
1219 break;
1220
1221 case QLA84_MGMT_CHNG_CONFIG:
1222 mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM);
1223 mn->parameter1 =
1224 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.id);
1225
1226 mn->parameter2 =
1227 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param0);
1228
1229 mn->parameter3 =
1230 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param1);
1231 break;
1232
1233 default:
1234 rval = -EIO;
1235 goto exit_mgmt;
1236 }
1237
1238 if (ql84_mgmt->mgmt.cmd != QLA84_MGMT_CHNG_CONFIG) {
1239 mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->mgmt.len);
1240 mn->dseg_count = cpu_to_le16(1);
1241 mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma));
1242 mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma));
1243 mn->dseg_length = cpu_to_le32(ql84_mgmt->mgmt.len);
1244 }
1245
1246 rval = qla2x00_issue_iocb(vha, mn, mn_dma, 0);
1247
1248 if (rval) {
7c3df132
SK		 1249 ql_log(ql_log_warn, vha, 0x7043,
1250 "Vendor request 84xx mgmt failed.\n");
6e98016c 1251
63ea923a 1252 rval = (DID_ERROR << 16);
6e98016c
GM		 1253
1254 } else {
7c3df132
SK		 1255 ql_dbg(ql_dbg_user, vha, 0x7044,
1256 "Vendor request 84xx mgmt completed.\n");
6e98016c
GM		 1257
1258 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 1259 bsg_reply->result = DID_OK;
6e98016c
GM		 1260
1261 if ((ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) ||
1262 (ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO)) {
01e0e15c 1263 bsg_reply->reply_payload_rcv_len =
6e98016c
GM		 1264 bsg_job->reply_payload.payload_len;
1265
1266 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
6c452a45
AV		 1267 bsg_job->reply_payload.sg_cnt, mgmt_b,
1268 data_len);
6e98016c
GM		 1269 }
1270 }
1271
6e98016c 1272done_unmap_sg:
d5459083
HZ		 1273 if (mgmt_b)
1274 dma_free_coherent(&ha->pdev->dev, data_len, mgmt_b, mgmt_dma);
1275
6e98016c
GM		 1276 if (dma_direction == DMA_TO_DEVICE)
1277 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1278 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1279 else if (dma_direction == DMA_FROM_DEVICE)
1280 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
1281 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1282
1283exit_mgmt:
1284 dma_pool_free(ha->s_dma_pool, mn, mn_dma);
1285
63ea923a 1286 if (!rval)
06548160 1287 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1288 bsg_reply->reply_payload_rcv_len);
6e98016c
GM		 1289 return rval;
1290}
1291
1292static int
75cc8cfc 1293qla24xx_iidma(struct bsg_job *bsg_job)
6e98016c 1294{
01e0e15c
JT		 1295 struct fc_bsg_request *bsg_request = bsg_job->request;
1296 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1297 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
6e98016c 1298 scsi_qla_host_t *vha = shost_priv(host);
6e98016c
GM		 1299 int rval = 0;
1300 struct qla_port_param *port_param = NULL;
1301 fc_port_t *fcport = NULL;
e8b8b8ad 1302 int found = 0;
6e98016c
GM		 1303 uint16_t mb[MAILBOX_REGISTER_COUNT];
1304 uint8_t *rsp_ptr = NULL;
1305
6e98016c 1306 if (!IS_IIDMA_CAPABLE(vha->hw)) {
7c3df132 1307 ql_log(ql_log_info, vha, 0x7046, "iiDMA not supported.\n");
6e98016c
GM		 1308 return -EINVAL;
1309 }
1310
01e0e15c 1311 port_param = (void *)bsg_request + sizeof(struct fc_bsg_request);
6e98016c 1312 if (port_param->fc_scsi_addr.dest_type != EXT_DEF_TYPE_WWPN) {
7c3df132
SK		 1313 ql_log(ql_log_warn, vha, 0x7048,
1314 "Invalid destination type.\n");
6e98016c
GM		 1315 return -EINVAL;
1316 }
1317
1318 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1319 if (fcport->port_type != FCT_TARGET)
1320 continue;
1321
1322 if (memcmp(port_param->fc_scsi_addr.dest_addr.wwpn,
1323 fcport->port_name, sizeof(fcport->port_name)))
1324 continue;
e8b8b8ad
JC		 1325
1326 found = 1;
6e98016c
GM		 1327 break;
1328 }
1329
e8b8b8ad 1330 if (!found) {
7c3df132
SK		 1331 ql_log(ql_log_warn, vha, 0x7049,
1332 "Failed to find port.\n");
6e98016c
GM		 1333 return -EINVAL;
1334 }
1335
c9afb9a2 1336 if (atomic_read(&fcport->state) != FCS_ONLINE) {
7c3df132
SK		 1337 ql_log(ql_log_warn, vha, 0x704a,
1338 "Port is not online.\n");
17cf2c5d
MI		 1339 return -EINVAL;
1340 }
1341
9a15eb4b 1342 if (fcport->flags & FCF_LOGIN_NEEDED) {
7c3df132
SK		 1343 ql_log(ql_log_warn, vha, 0x704b,
1344 "Remote port not logged in flags = 0x%x.\n", fcport->flags);
9a15eb4b
MI		 1345 return -EINVAL;
1346 }
1347
6e98016c
GM		 1348 if (port_param->mode)
1349 rval = qla2x00_set_idma_speed(vha, fcport->loop_id,
1350 port_param->speed, mb);
1351 else
1352 rval = qla2x00_get_idma_speed(vha, fcport->loop_id,
1353 &port_param->speed, mb);
1354
1355 if (rval) {
7c3df132 1356 ql_log(ql_log_warn, vha, 0x704c,
7b833558
OK		 1357 "iIDMA cmd failed for %8phN -- "
1358 "%04x %x %04x %04x.\n", fcport->port_name,
1359 rval, fcport->fp_speed, mb[0], mb[1]);
63ea923a 1360 rval = (DID_ERROR << 16);
6e98016c
GM		 1361 } else {
1362 if (!port_param->mode) {
1363 bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
1364 sizeof(struct qla_port_param);
1365
01e0e15c 1366 rsp_ptr = ((uint8_t *)bsg_reply) +
6e98016c
GM		 1367 sizeof(struct fc_bsg_reply);
1368
1369 memcpy(rsp_ptr, port_param,
1370 sizeof(struct qla_port_param));
1371 }
1372
01e0e15c 1373 bsg_reply->result = DID_OK;
06548160 1374 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1375 bsg_reply->reply_payload_rcv_len);
6e98016c
GM		 1376 }
1377
6e98016c
GM		 1378 return rval;
1379}
1380
f19af163 1381static int
75cc8cfc 1382qla2x00_optrom_setup(struct bsg_job *bsg_job, scsi_qla_host_t *vha,
f19af163
HZ		 1383 uint8_t is_update)
1384{
01e0e15c 1385 struct fc_bsg_request *bsg_request = bsg_job->request;
f19af163
HZ		 1386 uint32_t start = 0;
1387 int valid = 0;
7c3df132 1388 struct qla_hw_data *ha = vha->hw;
f19af163 1389
f19af163
HZ		 1390 if (unlikely(pci_channel_offline(ha->pdev)))
1391 return -EINVAL;
1392
01e0e15c 1393 start = bsg_request->rqst_data.h_vendor.vendor_cmd[1];
7c3df132
SK		 1394 if (start > ha->optrom_size) {
1395 ql_log(ql_log_warn, vha, 0x7055,
1396 "start %d > optrom_size %d.\n", start, ha->optrom_size);
f19af163 1397 return -EINVAL;
7c3df132 1398 }
f19af163 1399
7c3df132
SK		 1400 if (ha->optrom_state != QLA_SWAITING) {
1401 ql_log(ql_log_info, vha, 0x7056,
1402 "optrom_state %d.\n", ha->optrom_state);
f19af163 1403 return -EBUSY;
7c3df132 1404 }
f19af163
HZ		 1405
1406 ha->optrom_region_start = start;
7c3df132 1407 ql_dbg(ql_dbg_user, vha, 0x7057, "is_update=%d.\n", is_update);
f19af163
HZ		 1408 if (is_update) {
1409 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
1410 valid = 1;
1411 else if (start == (ha->flt_region_boot * 4) ||
1412 start == (ha->flt_region_fw * 4))
1413 valid = 1;
1414 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) ||
9a6e6400 1415 IS_CNA_CAPABLE(ha) || IS_QLA2031(ha) || IS_QLA27XX(ha))
f19af163
HZ		 1416 valid = 1;
1417 if (!valid) {
7c3df132
SK		 1418 ql_log(ql_log_warn, vha, 0x7058,
1419 "Invalid start region 0x%x/0x%x.\n", start,
1420 bsg_job->request_payload.payload_len);
f19af163
HZ		 1421 return -EINVAL;
1422 }
1423
1424 ha->optrom_region_size = start +
1425 bsg_job->request_payload.payload_len > ha->optrom_size ?
1426 ha->optrom_size - start :
1427 bsg_job->request_payload.payload_len;
1428 ha->optrom_state = QLA_SWRITING;
1429 } else {
1430 ha->optrom_region_size = start +
1431 bsg_job->reply_payload.payload_len > ha->optrom_size ?
1432 ha->optrom_size - start :
1433 bsg_job->reply_payload.payload_len;
1434 ha->optrom_state = QLA_SREADING;
1435 }
1436
05583121 1437 ha->optrom_buffer = vzalloc(ha->optrom_region_size);
f19af163 1438 if (!ha->optrom_buffer) {
7c3df132 1439 ql_log(ql_log_warn, vha, 0x7059,
f19af163 1440 "Read: Unable to allocate memory for optrom retrieval "
7c3df132 1441 "(%x)\n", ha->optrom_region_size);
f19af163
HZ		 1442
1443 ha->optrom_state = QLA_SWAITING;
1444 return -ENOMEM;
1445 }
1446
f19af163
HZ		 1447 return 0;
1448}
1449
1450static int
75cc8cfc 1451qla2x00_read_optrom(struct bsg_job *bsg_job)
f19af163 1452{
01e0e15c 1453 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1454 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
f19af163
HZ		 1455 scsi_qla_host_t *vha = shost_priv(host);
1456 struct qla_hw_data *ha = vha->hw;
1457 int rval = 0;
1458
7d613ac6 1459 if (ha->flags.nic_core_reset_hdlr_active)
a49393f2
GM		 1460 return -EBUSY;
1461
7a8ab9c8 1462 mutex_lock(&ha->optrom_mutex);
7c3df132 1463 rval = qla2x00_optrom_setup(bsg_job, vha, 0);
7a8ab9c8
CD		 1464 if (rval) {
1465 mutex_unlock(&ha->optrom_mutex);
f19af163 1466 return rval;
7a8ab9c8 1467 }
f19af163
HZ		 1468
1469 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
1470 ha->optrom_region_start, ha->optrom_region_size);
1471
1472 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
1473 bsg_job->reply_payload.sg_cnt, ha->optrom_buffer,
1474 ha->optrom_region_size);
1475
01e0e15c
JT		 1476 bsg_reply->reply_payload_rcv_len = ha->optrom_region_size;
1477 bsg_reply->result = DID_OK;
f19af163
HZ		 1478 vfree(ha->optrom_buffer);
1479 ha->optrom_buffer = NULL;
1480 ha->optrom_state = QLA_SWAITING;
7a8ab9c8 1481 mutex_unlock(&ha->optrom_mutex);
06548160 1482 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1483 bsg_reply->reply_payload_rcv_len);
f19af163
HZ		 1484 return rval;
1485}
1486
1487static int
75cc8cfc 1488qla2x00_update_optrom(struct bsg_job *bsg_job)
f19af163 1489{
01e0e15c 1490 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1491 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
f19af163
HZ		 1492 scsi_qla_host_t *vha = shost_priv(host);
1493 struct qla_hw_data *ha = vha->hw;
1494 int rval = 0;
1495
7a8ab9c8 1496 mutex_lock(&ha->optrom_mutex);
7c3df132 1497 rval = qla2x00_optrom_setup(bsg_job, vha, 1);
7a8ab9c8
CD		 1498 if (rval) {
1499 mutex_unlock(&ha->optrom_mutex);
f19af163 1500 return rval;
7a8ab9c8 1501 }
f19af163 1502
b6d0d9d5
GM		 1503 /* Set the isp82xx_no_md_cap not to capture minidump */
1504 ha->flags.isp82xx_no_md_cap = 1;
1505
f19af163
HZ		 1506 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1507 bsg_job->request_payload.sg_cnt, ha->optrom_buffer,
1508 ha->optrom_region_size);
1509
1510 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
1511 ha->optrom_region_start, ha->optrom_region_size);
1512
01e0e15c 1513 bsg_reply->result = DID_OK;
f19af163
HZ		 1514 vfree(ha->optrom_buffer);
1515 ha->optrom_buffer = NULL;
1516 ha->optrom_state = QLA_SWAITING;
7a8ab9c8 1517 mutex_unlock(&ha->optrom_mutex);
06548160 1518 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1519 bsg_reply->reply_payload_rcv_len);
f19af163
HZ		 1520 return rval;
1521}
1522
697a4bc6 1523static int
75cc8cfc 1524qla2x00_update_fru_versions(struct bsg_job *bsg_job)
697a4bc6 1525{
01e0e15c 1526 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1527 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
697a4bc6
JC		 1528 scsi_qla_host_t *vha = shost_priv(host);
1529 struct qla_hw_data *ha = vha->hw;
1530 int rval = 0;
1531 uint8_t bsg[DMA_POOL_SIZE];
1532 struct qla_image_version_list *list = (void *)bsg;
1533 struct qla_image_version *image;
1534 uint32_t count;
1535 dma_addr_t sfp_dma;
1536 void *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma);
1537 if (!sfp) {
01e0e15c 1538 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
697a4bc6
JC		 1539 EXT_STATUS_NO_MEMORY;
1540 goto done;
1541 }
1542
1543 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1544 bsg_job->request_payload.sg_cnt, list, sizeof(bsg));
1545
1546 image = list->version;
1547 count = list->count;
1548 while (count--) {
1549 memcpy(sfp, &image->field_info, sizeof(image->field_info));
1550 rval = qla2x00_write_sfp(vha, sfp_dma, sfp,
1551 image->field_address.device, image->field_address.offset,
1552 sizeof(image->field_info), image->field_address.option);
1553 if (rval) {
01e0e15c 1554 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
697a4bc6
JC		 1555 EXT_STATUS_MAILBOX;
1556 goto dealloc;
1557 }
1558 image++;
1559 }
1560
01e0e15c 1561 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = 0;
697a4bc6
JC		 1562
1563dealloc:
1564 dma_pool_free(ha->s_dma_pool, sfp, sfp_dma);
1565
1566done:
1567 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 1568 bsg_reply->result = DID_OK << 16;
06548160 1569 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1570 bsg_reply->reply_payload_rcv_len);
697a4bc6
JC		 1571
1572 return 0;
1573}
1574
1575static int
75cc8cfc 1576qla2x00_read_fru_status(struct bsg_job *bsg_job)
697a4bc6 1577{
01e0e15c 1578 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1579 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
697a4bc6
JC		 1580 scsi_qla_host_t *vha = shost_priv(host);
1581 struct qla_hw_data *ha = vha->hw;
1582 int rval = 0;
1583 uint8_t bsg[DMA_POOL_SIZE];
1584 struct qla_status_reg *sr = (void *)bsg;
1585 dma_addr_t sfp_dma;
1586 uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma);
1587 if (!sfp) {
01e0e15c 1588 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
697a4bc6
JC		 1589 EXT_STATUS_NO_MEMORY;
1590 goto done;
1591 }
1592
1593 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1594 bsg_job->request_payload.sg_cnt, sr, sizeof(*sr));
1595
1596 rval = qla2x00_read_sfp(vha, sfp_dma, sfp,
1597 sr->field_address.device, sr->field_address.offset,
1598 sizeof(sr->status_reg), sr->field_address.option);
1599 sr->status_reg = *sfp;
1600
1601 if (rval) {
01e0e15c 1602 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
697a4bc6
JC		 1603 EXT_STATUS_MAILBOX;
1604 goto dealloc;
1605 }
1606
1607 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
1608 bsg_job->reply_payload.sg_cnt, sr, sizeof(*sr));
1609
01e0e15c 1610 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = 0;
697a4bc6
JC		 1611
1612dealloc:
1613 dma_pool_free(ha->s_dma_pool, sfp, sfp_dma);
1614
1615done:
1616 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c
JT		 1617 bsg_reply->reply_payload_rcv_len = sizeof(*sr);
1618 bsg_reply->result = DID_OK << 16;
06548160 1619 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1620 bsg_reply->reply_payload_rcv_len);
697a4bc6
JC		 1621
1622 return 0;
1623}
1624
1625static int
75cc8cfc 1626qla2x00_write_fru_status(struct bsg_job *bsg_job)
697a4bc6 1627{
01e0e15c 1628 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1629 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
697a4bc6
JC		 1630 scsi_qla_host_t *vha = shost_priv(host);
1631 struct qla_hw_data *ha = vha->hw;
1632 int rval = 0;
1633 uint8_t bsg[DMA_POOL_SIZE];
1634 struct qla_status_reg *sr = (void *)bsg;
1635 dma_addr_t sfp_dma;
1636 uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma);
1637 if (!sfp) {
01e0e15c 1638 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
697a4bc6
JC		 1639 EXT_STATUS_NO_MEMORY;
1640 goto done;
1641 }
1642
1643 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1644 bsg_job->request_payload.sg_cnt, sr, sizeof(*sr));
1645
1646 *sfp = sr->status_reg;
1647 rval = qla2x00_write_sfp(vha, sfp_dma, sfp,
1648 sr->field_address.device, sr->field_address.offset,
1649 sizeof(sr->status_reg), sr->field_address.option);
1650
1651 if (rval) {
01e0e15c 1652 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
697a4bc6
JC		 1653 EXT_STATUS_MAILBOX;
1654 goto dealloc;
1655 }
1656
01e0e15c 1657 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = 0;
697a4bc6
JC		 1658
1659dealloc:
1660 dma_pool_free(ha->s_dma_pool, sfp, sfp_dma);
1661
1662done:
1663 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 1664 bsg_reply->result = DID_OK << 16;
06548160 1665 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1666 bsg_reply->reply_payload_rcv_len);
697a4bc6
JC		 1667
1668 return 0;
1669}
1670
9ebb5d9c 1671static int
75cc8cfc 1672qla2x00_write_i2c(struct bsg_job *bsg_job)
9ebb5d9c 1673{
01e0e15c 1674 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1675 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
9ebb5d9c
JC		 1676 scsi_qla_host_t *vha = shost_priv(host);
1677 struct qla_hw_data *ha = vha->hw;
1678 int rval = 0;
1679 uint8_t bsg[DMA_POOL_SIZE];
1680 struct qla_i2c_access *i2c = (void *)bsg;
1681 dma_addr_t sfp_dma;
1682 uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma);
1683 if (!sfp) {
01e0e15c 1684 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
9ebb5d9c
JC		 1685 EXT_STATUS_NO_MEMORY;
1686 goto done;
1687 }
1688
1689 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1690 bsg_job->request_payload.sg_cnt, i2c, sizeof(*i2c));
1691
1692 memcpy(sfp, i2c->buffer, i2c->length);
1693 rval = qla2x00_write_sfp(vha, sfp_dma, sfp,
1694 i2c->device, i2c->offset, i2c->length, i2c->option);
1695
1696 if (rval) {
01e0e15c 1697 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
9ebb5d9c
JC		 1698 EXT_STATUS_MAILBOX;
1699 goto dealloc;
1700 }
1701
01e0e15c 1702 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = 0;
9ebb5d9c
JC		 1703
1704dealloc:
1705 dma_pool_free(ha->s_dma_pool, sfp, sfp_dma);
1706
1707done:
1708 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 1709 bsg_reply->result = DID_OK << 16;
06548160 1710 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1711 bsg_reply->reply_payload_rcv_len);
9ebb5d9c
JC		 1712
1713 return 0;
1714}
1715
1716static int
75cc8cfc 1717qla2x00_read_i2c(struct bsg_job *bsg_job)
9ebb5d9c 1718{
01e0e15c 1719 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1720 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
9ebb5d9c
JC		 1721 scsi_qla_host_t *vha = shost_priv(host);
1722 struct qla_hw_data *ha = vha->hw;
1723 int rval = 0;
1724 uint8_t bsg[DMA_POOL_SIZE];
1725 struct qla_i2c_access *i2c = (void *)bsg;
1726 dma_addr_t sfp_dma;
1727 uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma);
1728 if (!sfp) {
01e0e15c 1729 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
9ebb5d9c
JC		 1730 EXT_STATUS_NO_MEMORY;
1731 goto done;
1732 }
1733
1734 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1735 bsg_job->request_payload.sg_cnt, i2c, sizeof(*i2c));
1736
1737 rval = qla2x00_read_sfp(vha, sfp_dma, sfp,
1738 i2c->device, i2c->offset, i2c->length, i2c->option);
1739
1740 if (rval) {
01e0e15c 1741 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
9ebb5d9c
JC		 1742 EXT_STATUS_MAILBOX;
1743 goto dealloc;
1744 }
1745
1746 memcpy(i2c->buffer, sfp, i2c->length);
1747 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
1748 bsg_job->reply_payload.sg_cnt, i2c, sizeof(*i2c));
1749
01e0e15c 1750 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = 0;
9ebb5d9c
JC		 1751
1752dealloc:
1753 dma_pool_free(ha->s_dma_pool, sfp, sfp_dma);
1754
1755done:
1756 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c
JT		 1757 bsg_reply->reply_payload_rcv_len = sizeof(*i2c);
1758 bsg_reply->result = DID_OK << 16;
06548160 1759 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1760 bsg_reply->reply_payload_rcv_len);
9ebb5d9c
JC		 1761
1762 return 0;
1763}
1764
a9b6f722 1765static int
75cc8cfc 1766qla24xx_process_bidir_cmd(struct bsg_job *bsg_job)
a9b6f722 1767{
01e0e15c 1768 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 1769 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
a9b6f722
SK		 1770 scsi_qla_host_t *vha = shost_priv(host);
1771 struct qla_hw_data *ha = vha->hw;
a9b6f722
SK		 1772 uint32_t rval = EXT_STATUS_OK;
1773 uint16_t req_sg_cnt = 0;
1774 uint16_t rsp_sg_cnt = 0;
1775 uint16_t nextlid = 0;
1776 uint32_t tot_dsds;
1777 srb_t *sp = NULL;
1778 uint32_t req_data_len = 0;
1779 uint32_t rsp_data_len = 0;
1780
1781 /* Check the type of the adapter */
1782 if (!IS_BIDI_CAPABLE(ha)) {
1783 ql_log(ql_log_warn, vha, 0x70a0,
1784 "This adapter is not supported\n");
1785 rval = EXT_STATUS_NOT_SUPPORTED;
1786 goto done;
1787 }
1788
1789 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
1790 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
1791 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
1792 rval = EXT_STATUS_BUSY;
1793 goto done;
1794 }
1795
1796 /* Check if host is online */
1797 if (!vha->flags.online) {
1798 ql_log(ql_log_warn, vha, 0x70a1,
1799 "Host is not online\n");
1800 rval = EXT_STATUS_DEVICE_OFFLINE;
1801 goto done;
1802 }
1803
1804 /* Check if cable is plugged in or not */
1805 if (vha->device_flags & DFLG_NO_CABLE) {
1806 ql_log(ql_log_warn, vha, 0x70a2,
1807 "Cable is unplugged...\n");
1808 rval = EXT_STATUS_INVALID_CFG;
1809 goto done;
1810 }
1811
1812 /* Check if the switch is connected or not */
1813 if (ha->current_topology != ISP_CFG_F) {
1814 ql_log(ql_log_warn, vha, 0x70a3,
1815 "Host is not connected to the switch\n");
1816 rval = EXT_STATUS_INVALID_CFG;
1817 goto done;
1818 }
1819
1820 /* Check if operating mode is P2P */
1821 if (ha->operating_mode != P2P) {
1822 ql_log(ql_log_warn, vha, 0x70a4,
5a68a1c2 1823 "Host operating mode is not P2p\n");
a9b6f722
SK		 1824 rval = EXT_STATUS_INVALID_CFG;
1825 goto done;
1826 }
1827
a9b6f722
SK		 1828 mutex_lock(&ha->selflogin_lock);
1829 if (vha->self_login_loop_id == 0) {
1830 /* Initialize all required fields of fcport */
1831 vha->bidir_fcport.vha = vha;
1832 vha->bidir_fcport.d_id.b.al_pa = vha->d_id.b.al_pa;
1833 vha->bidir_fcport.d_id.b.area = vha->d_id.b.area;
1834 vha->bidir_fcport.d_id.b.domain = vha->d_id.b.domain;
1835 vha->bidir_fcport.loop_id = vha->loop_id;
1836
1837 if (qla2x00_fabric_login(vha, &(vha->bidir_fcport), &nextlid)) {
1838 ql_log(ql_log_warn, vha, 0x70a7,
1839 "Failed to login port %06X for bidirectional IOCB\n",
1840 vha->bidir_fcport.d_id.b24);
1841 mutex_unlock(&ha->selflogin_lock);
1842 rval = EXT_STATUS_MAILBOX;
1843 goto done;
1844 }
1845 vha->self_login_loop_id = nextlid - 1;
1846
1847 }
1848 /* Assign the self login loop id to fcport */
1849 mutex_unlock(&ha->selflogin_lock);
1850
1851 vha->bidir_fcport.loop_id = vha->self_login_loop_id;
1852
1853 req_sg_cnt = dma_map_sg(&ha->pdev->dev,
1854 bsg_job->request_payload.sg_list,
1855 bsg_job->request_payload.sg_cnt,
1856 DMA_TO_DEVICE);
1857
1858 if (!req_sg_cnt) {
1859 rval = EXT_STATUS_NO_MEMORY;
1860 goto done;
1861 }
1862
1863 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev,
1864 bsg_job->reply_payload.sg_list, bsg_job->reply_payload.sg_cnt,
1865 DMA_FROM_DEVICE);
1866
1867 if (!rsp_sg_cnt) {
1868 rval = EXT_STATUS_NO_MEMORY;
1869 goto done_unmap_req_sg;
1870 }
1871
1872 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
1873 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
1874 ql_dbg(ql_dbg_user, vha, 0x70a9,
1875 "Dma mapping resulted in different sg counts "
1876 "[request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt: "
1877 "%x dma_reply_sg_cnt: %x]\n",
1878 bsg_job->request_payload.sg_cnt, req_sg_cnt,
1879 bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
1880 rval = EXT_STATUS_NO_MEMORY;
1881 goto done_unmap_sg;
1882 }
1883
1884 if (req_data_len != rsp_data_len) {
1885 rval = EXT_STATUS_BUSY;
1886 ql_log(ql_log_warn, vha, 0x70aa,
1887 "req_data_len != rsp_data_len\n");
1888 goto done_unmap_sg;
1889 }
1890
1891 req_data_len = bsg_job->request_payload.payload_len;
1892 rsp_data_len = bsg_job->reply_payload.payload_len;
1893
1894
1895 /* Alloc SRB structure */
1896 sp = qla2x00_get_sp(vha, &(vha->bidir_fcport), GFP_KERNEL);
1897 if (!sp) {
1898 ql_dbg(ql_dbg_user, vha, 0x70ac,
1899 "Alloc SRB structure failed\n");
1900 rval = EXT_STATUS_NO_MEMORY;
1901 goto done_unmap_sg;
1902 }
1903
1904 /*Populate srb->ctx with bidir ctx*/
1905 sp->u.bsg_job = bsg_job;
1906 sp->free = qla2x00_bsg_sp_free;
1907 sp->type = SRB_BIDI_CMD;
1908 sp->done = qla2x00_bsg_job_done;
1909
1910 /* Add the read and write sg count */
1911 tot_dsds = rsp_sg_cnt + req_sg_cnt;
1912
1913 rval = qla2x00_start_bidir(sp, vha, tot_dsds);
1914 if (rval != EXT_STATUS_OK)
1915 goto done_free_srb;
1916 /* the bsg request will be completed in the interrupt handler */
1917 return rval;
1918
1919done_free_srb:
1920 mempool_free(sp, ha->srb_mempool);
1921done_unmap_sg:
1922 dma_unmap_sg(&ha->pdev->dev,
1923 bsg_job->reply_payload.sg_list,
1924 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1925done_unmap_req_sg:
1926 dma_unmap_sg(&ha->pdev->dev,
1927 bsg_job->request_payload.sg_list,
1928 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1929done:
1930
1931 /* Return an error vendor specific response
1932 * and complete the bsg request
1933 */
01e0e15c 1934 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = rval;
a9b6f722 1935 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c
JT		 1936 bsg_reply->reply_payload_rcv_len = 0;
1937 bsg_reply->result = (DID_OK) << 16;
06548160 1938 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 1939 bsg_reply->reply_payload_rcv_len);
9e03aa2f 1940 /* Always return success, vendor rsp carries correct status */
a9b6f722
SK		 1941 return 0;
1942}
1943
8ae6d9c7 1944static int
75cc8cfc 1945qlafx00_mgmt_cmd(struct bsg_job *bsg_job)
8ae6d9c7 1946{
01e0e15c 1947 struct fc_bsg_request *bsg_request = bsg_job->request;
cd21c605 1948 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
8ae6d9c7
GM		 1949 scsi_qla_host_t *vha = shost_priv(host);
1950 struct qla_hw_data *ha = vha->hw;
1951 int rval = (DRIVER_ERROR << 16);
1952 struct qla_mt_iocb_rqst_fx00 *piocb_rqst;
1953 srb_t *sp;
1954 int req_sg_cnt = 0, rsp_sg_cnt = 0;
1955 struct fc_port *fcport;
1956 char *type = "FC_BSG_HST_FX_MGMT";
1957
1958 /* Copy the IOCB specific information */
1959 piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *)
01e0e15c 1960 &bsg_request->rqst_data.h_vendor.vendor_cmd[1];
8ae6d9c7
GM		 1961
1962 /* Dump the vendor information */
1963 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose , vha, 0x70cf,
1964 (uint8_t *)piocb_rqst, sizeof(struct qla_mt_iocb_rqst_fx00));
1965
1966 if (!vha->flags.online) {
1967 ql_log(ql_log_warn, vha, 0x70d0,
1968 "Host is not online.\n");
1969 rval = -EIO;
1970 goto done;
1971 }
1972
1973 if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) {
1974 req_sg_cnt = dma_map_sg(&ha->pdev->dev,
1975 bsg_job->request_payload.sg_list,
1976 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1977 if (!req_sg_cnt) {
1978 ql_log(ql_log_warn, vha, 0x70c7,
1979 "dma_map_sg return %d for request\n", req_sg_cnt);
1980 rval = -ENOMEM;
1981 goto done;
1982 }
1983 }
1984
1985 if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) {
1986 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev,
1987 bsg_job->reply_payload.sg_list,
1988 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1989 if (!rsp_sg_cnt) {
1990 ql_log(ql_log_warn, vha, 0x70c8,
1991 "dma_map_sg return %d for reply\n", rsp_sg_cnt);
1992 rval = -ENOMEM;
1993 goto done_unmap_req_sg;
1994 }
1995 }
1996
1997 ql_dbg(ql_dbg_user, vha, 0x70c9,
1998 "request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt:%x "
1999 "dma_reply_sg_cnt: %x\n", bsg_job->request_payload.sg_cnt,
2000 req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
2001
2002 /* Allocate a dummy fcport structure, since functions preparing the
2003 * IOCB and mailbox command retrieves port specific information
2004 * from fcport structure. For Host based ELS commands there will be
2005 * no fcport structure allocated
2006 */
2007 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2008 if (!fcport) {
2009 ql_log(ql_log_warn, vha, 0x70ca,
2010 "Failed to allocate fcport.\n");
2011 rval = -ENOMEM;
2012 goto done_unmap_rsp_sg;
2013 }
2014
2015 /* Alloc SRB structure */
2016 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
2017 if (!sp) {
2018 ql_log(ql_log_warn, vha, 0x70cb,
2019 "qla2x00_get_sp failed.\n");
2020 rval = -ENOMEM;
2021 goto done_free_fcport;
2022 }
2023
2024 /* Initialize all required fields of fcport */
2025 fcport->vha = vha;
2026 fcport->loop_id = piocb_rqst->dataword;
2027
2028 sp->type = SRB_FXIOCB_BCMD;
2029 sp->name = "bsg_fx_mgmt";
2030 sp->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt);
2031 sp->u.bsg_job = bsg_job;
2032 sp->free = qla2x00_bsg_sp_free;
2033 sp->done = qla2x00_bsg_job_done;
2034
2035 ql_dbg(ql_dbg_user, vha, 0x70cc,
2036 "bsg rqst type: %s fx_mgmt_type: %x id=%x\n",
2037 type, piocb_rqst->func_type, fcport->loop_id);
2038
2039 rval = qla2x00_start_sp(sp);
2040 if (rval != QLA_SUCCESS) {
2041 ql_log(ql_log_warn, vha, 0x70cd,
2042 "qla2x00_start_sp failed=%d.\n", rval);
2043 mempool_free(sp, ha->srb_mempool);
2044 rval = -EIO;
2045 goto done_free_fcport;
2046 }
2047 return rval;
2048
2049done_free_fcport:
2050 kfree(fcport);
2051
2052done_unmap_rsp_sg:
2053 if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID)
2054 dma_unmap_sg(&ha->pdev->dev,
2055 bsg_job->reply_payload.sg_list,
2056 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
2057done_unmap_req_sg:
2058 if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID)
2059 dma_unmap_sg(&ha->pdev->dev,
2060 bsg_job->request_payload.sg_list,
2061 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
2062
2063done:
2064 return rval;
2065}
2066
db64e930 2067static int
75cc8cfc 2068qla26xx_serdes_op(struct bsg_job *bsg_job)
db64e930 2069{
01e0e15c 2070 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2071 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
db64e930
JC		 2072 scsi_qla_host_t *vha = shost_priv(host);
2073 int rval = 0;
2074 struct qla_serdes_reg sr;
2075
2076 memset(&sr, 0, sizeof(sr));
2077
2078 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
2079 bsg_job->request_payload.sg_cnt, &sr, sizeof(sr));
2080
2081 switch (sr.cmd) {
2082 case INT_SC_SERDES_WRITE_REG:
2083 rval = qla2x00_write_serdes_word(vha, sr.addr, sr.val);
01e0e15c 2084 bsg_reply->reply_payload_rcv_len = 0;
db64e930
JC		 2085 break;
2086 case INT_SC_SERDES_READ_REG:
2087 rval = qla2x00_read_serdes_word(vha, sr.addr, &sr.val);
2088 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2089 bsg_job->reply_payload.sg_cnt, &sr, sizeof(sr));
01e0e15c 2090 bsg_reply->reply_payload_rcv_len = sizeof(sr);
db64e930
JC		 2091 break;
2092 default:
e8887c51 2093 ql_dbg(ql_dbg_user, vha, 0x708c,
db64e930 2094 "Unknown serdes cmd %x.\n", sr.cmd);
e8887c51
JC		 2095 rval = -EINVAL;
2096 break;
2097 }
2098
01e0e15c 2099 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
e8887c51
JC		 2100 rval ? EXT_STATUS_MAILBOX : 0;
2101
2102 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 2103 bsg_reply->result = DID_OK << 16;
06548160 2104 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 2105 bsg_reply->reply_payload_rcv_len);
e8887c51
JC		 2106 return 0;
2107}
2108
2109static int
75cc8cfc 2110qla8044_serdes_op(struct bsg_job *bsg_job)
e8887c51 2111{
01e0e15c 2112 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2113 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
e8887c51
JC		 2114 scsi_qla_host_t *vha = shost_priv(host);
2115 int rval = 0;
2116 struct qla_serdes_reg_ex sr;
2117
2118 memset(&sr, 0, sizeof(sr));
2119
2120 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
2121 bsg_job->request_payload.sg_cnt, &sr, sizeof(sr));
2122
2123 switch (sr.cmd) {
2124 case INT_SC_SERDES_WRITE_REG:
2125 rval = qla8044_write_serdes_word(vha, sr.addr, sr.val);
01e0e15c 2126 bsg_reply->reply_payload_rcv_len = 0;
e8887c51
JC		 2127 break;
2128 case INT_SC_SERDES_READ_REG:
2129 rval = qla8044_read_serdes_word(vha, sr.addr, &sr.val);
2130 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2131 bsg_job->reply_payload.sg_cnt, &sr, sizeof(sr));
01e0e15c 2132 bsg_reply->reply_payload_rcv_len = sizeof(sr);
e8887c51
JC		 2133 break;
2134 default:
83548fe2 2135 ql_dbg(ql_dbg_user, vha, 0x7020,
e8887c51
JC		 2136 "Unknown serdes cmd %x.\n", sr.cmd);
2137 rval = -EINVAL;
db64e930
JC		 2138 break;
2139 }
2140
01e0e15c 2141 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
db64e930
JC		 2142 rval ? EXT_STATUS_MAILBOX : 0;
2143
2144 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 2145 bsg_reply->result = DID_OK << 16;
06548160 2146 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 2147 bsg_reply->reply_payload_rcv_len);
db64e930
JC		 2148 return 0;
2149}
2150
4243c115 2151static int
75cc8cfc 2152qla27xx_get_flash_upd_cap(struct bsg_job *bsg_job)
4243c115 2153{
01e0e15c 2154 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2155 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
4243c115
SC		 2156 scsi_qla_host_t *vha = shost_priv(host);
2157 struct qla_hw_data *ha = vha->hw;
2158 struct qla_flash_update_caps cap;
2159
2160 if (!(IS_QLA27XX(ha)))
2161 return -EPERM;
2162
2163 memset(&cap, 0, sizeof(cap));
2164 cap.capabilities = (uint64_t)ha->fw_attributes_ext[1] << 48 |
2165 (uint64_t)ha->fw_attributes_ext[0] << 32 |
2166 (uint64_t)ha->fw_attributes_h << 16 |
2167 (uint64_t)ha->fw_attributes;
2168
2169 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2170 bsg_job->reply_payload.sg_cnt, &cap, sizeof(cap));
01e0e15c 2171 bsg_reply->reply_payload_rcv_len = sizeof(cap);
4243c115 2172
01e0e15c 2173 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
4243c115
SC		 2174 EXT_STATUS_OK;
2175
2176 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 2177 bsg_reply->result = DID_OK << 16;
06548160 2178 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 2179 bsg_reply->reply_payload_rcv_len);
4243c115
SC		 2180 return 0;
2181}
2182
2183static int
75cc8cfc 2184qla27xx_set_flash_upd_cap(struct bsg_job *bsg_job)
4243c115 2185{
01e0e15c 2186 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2187 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
4243c115
SC		 2188 scsi_qla_host_t *vha = shost_priv(host);
2189 struct qla_hw_data *ha = vha->hw;
2190 uint64_t online_fw_attr = 0;
2191 struct qla_flash_update_caps cap;
2192
2193 if (!(IS_QLA27XX(ha)))
2194 return -EPERM;
2195
2196 memset(&cap, 0, sizeof(cap));
2197 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
2198 bsg_job->request_payload.sg_cnt, &cap, sizeof(cap));
2199
2200 online_fw_attr = (uint64_t)ha->fw_attributes_ext[1] << 48 |
2201 (uint64_t)ha->fw_attributes_ext[0] << 32 |
2202 (uint64_t)ha->fw_attributes_h << 16 |
2203 (uint64_t)ha->fw_attributes;
2204
2205 if (online_fw_attr != cap.capabilities) {
01e0e15c 2206 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
4243c115
SC		 2207 EXT_STATUS_INVALID_PARAM;
2208 return -EINVAL;
2209 }
2210
2211 if (cap.outage_duration < MAX_LOOP_TIMEOUT) {
01e0e15c 2212 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
4243c115
SC		 2213 EXT_STATUS_INVALID_PARAM;
2214 return -EINVAL;
2215 }
2216
01e0e15c 2217 bsg_reply->reply_payload_rcv_len = 0;
4243c115 2218
01e0e15c 2219 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
4243c115
SC		 2220 EXT_STATUS_OK;
2221
2222 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 2223 bsg_reply->result = DID_OK << 16;
06548160 2224 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 2225 bsg_reply->reply_payload_rcv_len);
4243c115
SC		 2226 return 0;
2227}
2228
969a6199 2229static int
75cc8cfc 2230qla27xx_get_bbcr_data(struct bsg_job *bsg_job)
969a6199 2231{
01e0e15c 2232 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2233 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
969a6199
SC		 2234 scsi_qla_host_t *vha = shost_priv(host);
2235 struct qla_hw_data *ha = vha->hw;
2236 struct qla_bbcr_data bbcr;
2237 uint16_t loop_id, topo, sw_cap;
2238 uint8_t domain, area, al_pa, state;
2239 int rval;
2240
2241 if (!(IS_QLA27XX(ha)))
2242 return -EPERM;
2243
2244 memset(&bbcr, 0, sizeof(bbcr));
2245
2246 if (vha->flags.bbcr_enable)
2247 bbcr.status = QLA_BBCR_STATUS_ENABLED;
2248 else
2249 bbcr.status = QLA_BBCR_STATUS_DISABLED;
2250
2251 if (bbcr.status == QLA_BBCR_STATUS_ENABLED) {
2252 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
2253 &area, &domain, &topo, &sw_cap);
c73191b8
HZ		 2254 if (rval != QLA_SUCCESS) {
2255 bbcr.status = QLA_BBCR_STATUS_UNKNOWN;
2256 bbcr.state = QLA_BBCR_STATE_OFFLINE;
2257 bbcr.mbx1 = loop_id;
2258 goto done;
2259 }
969a6199
SC		 2260
2261 state = (vha->bbcr >> 12) & 0x1;
2262
2263 if (state) {
2264 bbcr.state = QLA_BBCR_STATE_OFFLINE;
2265 bbcr.offline_reason_code = QLA_BBCR_REASON_LOGIN_REJECT;
2266 } else {
2267 bbcr.state = QLA_BBCR_STATE_ONLINE;
2268 bbcr.negotiated_bbscn = (vha->bbcr >> 8) & 0xf;
2269 }
2270
2271 bbcr.configured_bbscn = vha->bbcr & 0xf;
2272 }
2273
c73191b8 2274done:
969a6199
SC		 2275 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2276 bsg_job->reply_payload.sg_cnt, &bbcr, sizeof(bbcr));
01e0e15c 2277 bsg_reply->reply_payload_rcv_len = sizeof(bbcr);
969a6199 2278
01e0e15c 2279 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] = EXT_STATUS_OK;
969a6199
SC		 2280
2281 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
01e0e15c 2282 bsg_reply->result = DID_OK << 16;
06548160 2283 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 2284 bsg_reply->reply_payload_rcv_len);
969a6199
SC		 2285 return 0;
2286}
2287
243de676 2288static int
75cc8cfc 2289qla2x00_get_priv_stats(struct bsg_job *bsg_job)
243de676 2290{
01e0e15c
JT		 2291 struct fc_bsg_request *bsg_request = bsg_job->request;
2292 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2293 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
243de676
HZ		 2294 scsi_qla_host_t *vha = shost_priv(host);
2295 struct qla_hw_data *ha = vha->hw;
2296 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2297 struct link_statistics *stats = NULL;
2298 dma_addr_t stats_dma;
8437dda0 2299 int rval;
01e0e15c 2300 uint32_t *cmd = bsg_request->rqst_data.h_vendor.vendor_cmd;
8437dda0 2301 uint options = cmd[0] == QL_VND_GET_PRIV_STATS_EX ? cmd[1] : 0;
243de676
HZ		 2302
2303 if (test_bit(UNLOADING, &vha->dpc_flags))
8437dda0 2304 return -ENODEV;
243de676
HZ		 2305
2306 if (unlikely(pci_channel_offline(ha->pdev)))
8437dda0 2307 return -ENODEV;
243de676
HZ		 2308
2309 if (qla2x00_reset_active(vha))
8437dda0 2310 return -EBUSY;
243de676
HZ		 2311
2312 if (!IS_FWI2_CAPABLE(ha))
8437dda0 2313 return -EPERM;
243de676 2314
750afb08
LC		 2315 stats = dma_alloc_coherent(&ha->pdev->dev, sizeof(*stats), &stats_dma,
2316 GFP_KERNEL);
243de676
HZ		 2317 if (!stats) {
2318 ql_log(ql_log_warn, vha, 0x70e2,
8437dda0
SC		 2319 "Failed to allocate memory for stats.\n");
2320 return -ENOMEM;
243de676
HZ		 2321 }
2322
8437dda0 2323 rval = qla24xx_get_isp_stats(base_vha, stats, stats_dma, options);
243de676 2324
8437dda0
SC		 2325 if (rval == QLA_SUCCESS) {
2326 ql_dump_buffer(ql_dbg_user + ql_dbg_verbose, vha, 0x70e3,
2327 (uint8_t *)stats, sizeof(*stats));
2328 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2329 bsg_job->reply_payload.sg_cnt, stats, sizeof(*stats));
2330 }
243de676 2331
01e0e15c
JT		 2332 bsg_reply->reply_payload_rcv_len = sizeof(*stats);
2333 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
8437dda0 2334 rval ? EXT_STATUS_MAILBOX : EXT_STATUS_OK;
243de676 2335
01e0e15c
JT		 2336 bsg_job->reply_len = sizeof(*bsg_reply);
2337 bsg_reply->result = DID_OK << 16;
06548160 2338 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 2339 bsg_reply->reply_payload_rcv_len);
243de676 2340
8437dda0 2341 dma_free_coherent(&ha->pdev->dev, sizeof(*stats),
243de676 2342 stats, stats_dma);
8437dda0
SC		 2343
2344 return 0;
243de676
HZ		 2345}
2346
ec891462 2347static int
75cc8cfc 2348qla2x00_do_dport_diagnostics(struct bsg_job *bsg_job)
ec891462 2349{
01e0e15c 2350 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2351 struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
ec891462
JC		 2352 scsi_qla_host_t *vha = shost_priv(host);
2353 int rval;
2354 struct qla_dport_diag *dd;
2355
2356 if (!IS_QLA83XX(vha->hw) && !IS_QLA27XX(vha->hw))
2357 return -EPERM;
2358
2359 dd = kmalloc(sizeof(*dd), GFP_KERNEL);
2360 if (!dd) {
2361 ql_log(ql_log_warn, vha, 0x70db,
2362 "Failed to allocate memory for dport.\n");
2363 return -ENOMEM;
2364 }
2365
2366 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
2367 bsg_job->request_payload.sg_cnt, dd, sizeof(*dd));
2368
2369 rval = qla26xx_dport_diagnostics(
2370 vha, dd->buf, sizeof(dd->buf), dd->options);
2371 if (rval == QLA_SUCCESS) {
2372 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
2373 bsg_job->reply_payload.sg_cnt, dd, sizeof(*dd));
2374 }
2375
01e0e15c
JT		 2376 bsg_reply->reply_payload_rcv_len = sizeof(*dd);
2377 bsg_reply->reply_data.vendor_reply.vendor_rsp[0] =
ec891462
JC		 2378 rval ? EXT_STATUS_MAILBOX : EXT_STATUS_OK;
2379
01e0e15c
JT		 2380 bsg_job->reply_len = sizeof(*bsg_reply);
2381 bsg_reply->result = DID_OK << 16;
06548160 2382 bsg_job_done(bsg_job, bsg_reply->result,
1abaede7 2383 bsg_reply->reply_payload_rcv_len);
ec891462
JC		 2384
2385 kfree(dd);
2386
2387 return 0;
2388}
2389
6e98016c 2390static int
75cc8cfc 2391qla2x00_process_vendor_specific(struct bsg_job *bsg_job)
6e98016c 2392{
01e0e15c
JT		 2393 struct fc_bsg_request *bsg_request = bsg_job->request;
2394
2395 switch (bsg_request->rqst_data.h_vendor.vendor_cmd[0]) {
6e98016c
GM		 2396 case QL_VND_LOOPBACK:
2397 return qla2x00_process_loopback(bsg_job);
2398
2399 case QL_VND_A84_RESET:
2400 return qla84xx_reset(bsg_job);
2401
2402 case QL_VND_A84_UPDATE_FW:
2403 return qla84xx_updatefw(bsg_job);
2404
2405 case QL_VND_A84_MGMT_CMD:
2406 return qla84xx_mgmt_cmd(bsg_job);
2407
2408 case QL_VND_IIDMA:
2409 return qla24xx_iidma(bsg_job);
2410
09ff701a
SR		 2411 case QL_VND_FCP_PRIO_CFG_CMD:
2412 return qla24xx_proc_fcp_prio_cfg_cmd(bsg_job);
2413
f19af163
HZ		 2414 case QL_VND_READ_FLASH:
2415 return qla2x00_read_optrom(bsg_job);
2416
2417 case QL_VND_UPDATE_FLASH:
2418 return qla2x00_update_optrom(bsg_job);
2419
697a4bc6
JC		 2420 case QL_VND_SET_FRU_VERSION:
2421 return qla2x00_update_fru_versions(bsg_job);
2422
2423 case QL_VND_READ_FRU_STATUS:
2424 return qla2x00_read_fru_status(bsg_job);
2425
2426 case QL_VND_WRITE_FRU_STATUS:
2427 return qla2x00_write_fru_status(bsg_job);
2428
9ebb5d9c
JC		 2429 case QL_VND_WRITE_I2C:
2430 return qla2x00_write_i2c(bsg_job);
2431
2432 case QL_VND_READ_I2C:
2433 return qla2x00_read_i2c(bsg_job);
2434
a9b6f722
SK		 2435 case QL_VND_DIAG_IO_CMD:
2436 return qla24xx_process_bidir_cmd(bsg_job);
2437
8ae6d9c7
GM		 2438 case QL_VND_FX00_MGMT_CMD:
2439 return qlafx00_mgmt_cmd(bsg_job);
db64e930
JC		 2440
2441 case QL_VND_SERDES_OP:
2442 return qla26xx_serdes_op(bsg_job);
2443
e8887c51
JC		 2444 case QL_VND_SERDES_OP_EX:
2445 return qla8044_serdes_op(bsg_job);
2446
4243c115
SC		 2447 case QL_VND_GET_FLASH_UPDATE_CAPS:
2448 return qla27xx_get_flash_upd_cap(bsg_job);
2449
2450 case QL_VND_SET_FLASH_UPDATE_CAPS:
2451 return qla27xx_set_flash_upd_cap(bsg_job);
2452
969a6199
SC		 2453 case QL_VND_GET_BBCR_DATA:
2454 return qla27xx_get_bbcr_data(bsg_job);
2455
243de676 2456 case QL_VND_GET_PRIV_STATS:
8437dda0 2457 case QL_VND_GET_PRIV_STATS_EX:
243de676
HZ		 2458 return qla2x00_get_priv_stats(bsg_job);
2459
ec891462
JC		 2460 case QL_VND_DPORT_DIAGNOSTICS:
2461 return qla2x00_do_dport_diagnostics(bsg_job);
2462
6e98016c 2463 default:
6e98016c
GM		 2464 return -ENOSYS;
2465 }
2466}
2467
2468int
75cc8cfc 2469qla24xx_bsg_request(struct bsg_job *bsg_job)
6e98016c 2470{
01e0e15c
JT		 2471 struct fc_bsg_request *bsg_request = bsg_job->request;
2472 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
6e98016c 2473 int ret = -EINVAL;
7c3df132 2474 struct fc_rport *rport;
7c3df132
SK		 2475 struct Scsi_Host *host;
2476 scsi_qla_host_t *vha;
2477
b7bfbe12 2478 /* In case no data transferred. */
01e0e15c 2479 bsg_reply->reply_payload_rcv_len = 0;
b7bfbe12 2480
01e0e15c 2481 if (bsg_request->msgcode == FC_BSG_RPT_ELS) {
1d69b122 2482 rport = fc_bsg_to_rport(bsg_job);
7c3df132
SK		 2483 host = rport_to_shost(rport);
2484 vha = shost_priv(host);
2485 } else {
cd21c605 2486 host = fc_bsg_to_shost(bsg_job);
7c3df132
SK		 2487 vha = shost_priv(host);
2488 }
2489
56d942de 2490 if (qla2x00_chip_is_down(vha)) {
d051a5aa
AV		 2491 ql_dbg(ql_dbg_user, vha, 0x709f,
2492 "BSG: ISP abort active/needed -- cmd=%d.\n",
01e0e15c 2493 bsg_request->msgcode);
d051a5aa
AV		 2494 return -EBUSY;
2495 }
2496
7c3df132 2497 ql_dbg(ql_dbg_user, vha, 0x7000,
01e0e15c 2498 "Entered %s msgcode=0x%x.\n", __func__, bsg_request->msgcode);
6e98016c 2499
01e0e15c 2500 switch (bsg_request->msgcode) {
6e98016c
GM		 2501 case FC_BSG_RPT_ELS:
2502 case FC_BSG_HST_ELS_NOLOGIN:
2503 ret = qla2x00_process_els(bsg_job);
2504 break;
2505 case FC_BSG_HST_CT:
2506 ret = qla2x00_process_ct(bsg_job);
2507 break;
2508 case FC_BSG_HST_VENDOR:
2509 ret = qla2x00_process_vendor_specific(bsg_job);
2510 break;
2511 case FC_BSG_HST_ADD_RPORT:
2512 case FC_BSG_HST_DEL_RPORT:
2513 case FC_BSG_RPT_CT:
2514 default:
7c3df132 2515 ql_log(ql_log_warn, vha, 0x705a, "Unsupported BSG request.\n");
6e98016c 2516 break;
6c452a45 2517 }
6e98016c
GM		 2518 return ret;
2519}
2520
2521int
75cc8cfc 2522qla24xx_bsg_timeout(struct bsg_job *bsg_job)
6e98016c 2523{
01e0e15c 2524 struct fc_bsg_reply *bsg_reply = bsg_job->reply;
cd21c605 2525 scsi_qla_host_t *vha = shost_priv(fc_bsg_to_shost(bsg_job));
6e98016c
GM		 2526 struct qla_hw_data *ha = vha->hw;
2527 srb_t *sp;
2528 int cnt, que;
2529 unsigned long flags;
2530 struct req_que *req;
6e98016c
GM		 2531
2532 /* find the bsg job from the active list of commands */
2533 spin_lock_irqsave(&ha->hardware_lock, flags);
2534 for (que = 0; que < ha->max_req_queues; que++) {
2535 req = ha->req_q_map[que];
2536 if (!req)
2537 continue;
2538
8d93f550 2539 for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
6e98016c 2540 sp = req->outstanding_cmds[cnt];
6e98016c 2541 if (sp) {
9ba56b95 2542 if (((sp->type == SRB_CT_CMD) ||
8ae6d9c7
GM		 2543 (sp->type == SRB_ELS_CMD_HST) ||
2544 (sp->type == SRB_FXIOCB_BCMD))
9ba56b95 2545 && (sp->u.bsg_job == bsg_job)) {
8edf3edd 2546 req->outstanding_cmds[cnt] = NULL;
900a36e3 2547 spin_unlock_irqrestore(&ha->hardware_lock, flags);
6e98016c 2548 if (ha->isp_ops->abort_command(sp)) {
7c3df132
SK		 2549 ql_log(ql_log_warn, vha, 0x7089,
2550 "mbx abort_command "
2551 "failed.\n");
01e0e15c 2552 bsg_reply->result = -EIO;
6e98016c 2553 } else {
7c3df132
SK		 2554 ql_dbg(ql_dbg_user, vha, 0x708a,
2555 "mbx abort_command "
2556 "success.\n");
01e0e15c 2557 bsg_reply->result = 0;
6e98016c 2558 }
900a36e3 2559 spin_lock_irqsave(&ha->hardware_lock, flags);
6e98016c
GM		 2560 goto done;
2561 }
2562 }
2563 }
2564 }
2565 spin_unlock_irqrestore(&ha->hardware_lock, flags);
7c3df132 2566 ql_log(ql_log_info, vha, 0x708b, "SRB not found to abort.\n");
05231a3b 2567 bsg_reply->result = -ENXIO;
6e98016c
GM		 2568 return 0;
2569
2570done:
2571 spin_unlock_irqrestore(&ha->hardware_lock, flags);
25ff6af1 2572 sp->free(sp);
6e98016c
GM		 2573 return 0;
2574}
Linux 6.x block layer and io_uring tree(s)