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Commit | Line | Data |
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6e98016c GM |
1 | /* |
2 | * QLogic Fibre Channel HBA Driver | |
46152ceb | 3 | * Copyright (c) 2003-2012 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> | |
12 | ||
13 | /* BSG support for ELS/CT pass through */ | |
9ba56b95 GM |
14 | void |
15 | qla2x00_bsg_job_done(void *data, void *ptr, int res) | |
6e98016c | 16 | { |
9ba56b95 GM |
17 | srb_t *sp = (srb_t *)ptr; |
18 | struct scsi_qla_host *vha = (scsi_qla_host_t *)data; | |
19 | struct fc_bsg_job *bsg_job = sp->u.bsg_job; | |
20 | ||
21 | bsg_job->reply->result = res; | |
22 | bsg_job->job_done(bsg_job); | |
23 | sp->free(vha, sp); | |
24 | } | |
25 | ||
26 | void | |
27 | qla2x00_bsg_sp_free(void *data, void *ptr) | |
28 | { | |
29 | srb_t *sp = (srb_t *)ptr; | |
b00ee7d7 | 30 | struct scsi_qla_host *vha = sp->fcport->vha; |
9ba56b95 | 31 | struct fc_bsg_job *bsg_job = sp->u.bsg_job; |
6e98016c | 32 | struct qla_hw_data *ha = vha->hw; |
8ae6d9c7 | 33 | struct qla_mt_iocb_rqst_fx00 *piocb_rqst; |
6e98016c | 34 | |
8ae6d9c7 GM |
35 | if (sp->type == SRB_FXIOCB_BCMD) { |
36 | piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *) | |
37 | &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
6e98016c | 38 | |
8ae6d9c7 GM |
39 | if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) |
40 | dma_unmap_sg(&ha->pdev->dev, | |
41 | bsg_job->request_payload.sg_list, | |
42 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
43 | ||
44 | if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) | |
45 | dma_unmap_sg(&ha->pdev->dev, | |
46 | bsg_job->reply_payload.sg_list, | |
47 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
48 | } else { | |
49 | dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
50 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
51 | ||
52 | dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, | |
53 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
54 | } | |
9ba56b95 GM |
55 | |
56 | if (sp->type == SRB_CT_CMD || | |
8ae6d9c7 | 57 | sp->type == SRB_FXIOCB_BCMD || |
9ba56b95 GM |
58 | sp->type == SRB_ELS_CMD_HST) |
59 | kfree(sp->fcport); | |
b00ee7d7 | 60 | qla2x00_rel_sp(vha, sp); |
6e98016c GM |
61 | } |
62 | ||
09ff701a | 63 | int |
7c3df132 SK |
64 | qla24xx_fcp_prio_cfg_valid(scsi_qla_host_t *vha, |
65 | struct qla_fcp_prio_cfg *pri_cfg, uint8_t flag) | |
09ff701a SR |
66 | { |
67 | int i, ret, num_valid; | |
68 | uint8_t *bcode; | |
69 | struct qla_fcp_prio_entry *pri_entry; | |
2f0f3f4f | 70 | uint32_t *bcode_val_ptr, bcode_val; |
09ff701a SR |
71 | |
72 | ret = 1; | |
73 | num_valid = 0; | |
74 | bcode = (uint8_t *)pri_cfg; | |
2f0f3f4f MI |
75 | bcode_val_ptr = (uint32_t *)pri_cfg; |
76 | bcode_val = (uint32_t)(*bcode_val_ptr); | |
09ff701a | 77 | |
2f0f3f4f MI |
78 | if (bcode_val == 0xFFFFFFFF) { |
79 | /* No FCP Priority config data in flash */ | |
7c3df132 SK |
80 | ql_dbg(ql_dbg_user, vha, 0x7051, |
81 | "No FCP Priority config data.\n"); | |
2f0f3f4f MI |
82 | return 0; |
83 | } | |
84 | ||
85 | if (bcode[0] != 'H' || bcode[1] != 'Q' || bcode[2] != 'O' || | |
86 | bcode[3] != 'S') { | |
87 | /* Invalid FCP priority data header*/ | |
7c3df132 SK |
88 | ql_dbg(ql_dbg_user, vha, 0x7052, |
89 | "Invalid FCP Priority data header. bcode=0x%x.\n", | |
90 | bcode_val); | |
09ff701a SR |
91 | return 0; |
92 | } | |
93 | if (flag != 1) | |
94 | return ret; | |
95 | ||
96 | pri_entry = &pri_cfg->entry[0]; | |
97 | for (i = 0; i < pri_cfg->num_entries; i++) { | |
98 | if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID) | |
99 | num_valid++; | |
100 | pri_entry++; | |
101 | } | |
102 | ||
2f0f3f4f MI |
103 | if (num_valid == 0) { |
104 | /* No valid FCP priority data entries */ | |
7c3df132 SK |
105 | ql_dbg(ql_dbg_user, vha, 0x7053, |
106 | "No valid FCP Priority data entries.\n"); | |
09ff701a | 107 | ret = 0; |
2f0f3f4f MI |
108 | } else { |
109 | /* FCP priority data is valid */ | |
7c3df132 SK |
110 | ql_dbg(ql_dbg_user, vha, 0x7054, |
111 | "Valid FCP priority data. num entries = %d.\n", | |
112 | num_valid); | |
2f0f3f4f | 113 | } |
09ff701a SR |
114 | |
115 | return ret; | |
116 | } | |
117 | ||
118 | static int | |
119 | qla24xx_proc_fcp_prio_cfg_cmd(struct fc_bsg_job *bsg_job) | |
120 | { | |
121 | struct Scsi_Host *host = bsg_job->shost; | |
122 | scsi_qla_host_t *vha = shost_priv(host); | |
123 | struct qla_hw_data *ha = vha->hw; | |
124 | int ret = 0; | |
125 | uint32_t len; | |
126 | uint32_t oper; | |
127 | ||
7ec0effd | 128 | if (!(IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) || IS_P3P_TYPE(ha))) { |
2f0f3f4f MI |
129 | ret = -EINVAL; |
130 | goto exit_fcp_prio_cfg; | |
131 | } | |
132 | ||
09ff701a SR |
133 | /* Get the sub command */ |
134 | oper = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
135 | ||
136 | /* Only set config is allowed if config memory is not allocated */ | |
137 | if (!ha->fcp_prio_cfg && (oper != QLFC_FCP_PRIO_SET_CONFIG)) { | |
138 | ret = -EINVAL; | |
139 | goto exit_fcp_prio_cfg; | |
140 | } | |
141 | switch (oper) { | |
142 | case QLFC_FCP_PRIO_DISABLE: | |
143 | if (ha->flags.fcp_prio_enabled) { | |
144 | ha->flags.fcp_prio_enabled = 0; | |
145 | ha->fcp_prio_cfg->attributes &= | |
146 | ~FCP_PRIO_ATTR_ENABLE; | |
147 | qla24xx_update_all_fcp_prio(vha); | |
148 | bsg_job->reply->result = DID_OK; | |
149 | } else { | |
150 | ret = -EINVAL; | |
151 | bsg_job->reply->result = (DID_ERROR << 16); | |
152 | goto exit_fcp_prio_cfg; | |
153 | } | |
154 | break; | |
155 | ||
156 | case QLFC_FCP_PRIO_ENABLE: | |
157 | if (!ha->flags.fcp_prio_enabled) { | |
158 | if (ha->fcp_prio_cfg) { | |
159 | ha->flags.fcp_prio_enabled = 1; | |
160 | ha->fcp_prio_cfg->attributes |= | |
161 | FCP_PRIO_ATTR_ENABLE; | |
162 | qla24xx_update_all_fcp_prio(vha); | |
163 | bsg_job->reply->result = DID_OK; | |
164 | } else { | |
165 | ret = -EINVAL; | |
166 | bsg_job->reply->result = (DID_ERROR << 16); | |
167 | goto exit_fcp_prio_cfg; | |
168 | } | |
169 | } | |
170 | break; | |
171 | ||
172 | case QLFC_FCP_PRIO_GET_CONFIG: | |
173 | len = bsg_job->reply_payload.payload_len; | |
174 | if (!len || len > FCP_PRIO_CFG_SIZE) { | |
175 | ret = -EINVAL; | |
176 | bsg_job->reply->result = (DID_ERROR << 16); | |
177 | goto exit_fcp_prio_cfg; | |
178 | } | |
179 | ||
180 | bsg_job->reply->result = DID_OK; | |
181 | bsg_job->reply->reply_payload_rcv_len = | |
182 | sg_copy_from_buffer( | |
183 | bsg_job->reply_payload.sg_list, | |
184 | bsg_job->reply_payload.sg_cnt, ha->fcp_prio_cfg, | |
185 | len); | |
186 | ||
187 | break; | |
188 | ||
189 | case QLFC_FCP_PRIO_SET_CONFIG: | |
190 | len = bsg_job->request_payload.payload_len; | |
191 | if (!len || len > FCP_PRIO_CFG_SIZE) { | |
192 | bsg_job->reply->result = (DID_ERROR << 16); | |
193 | ret = -EINVAL; | |
194 | goto exit_fcp_prio_cfg; | |
195 | } | |
196 | ||
197 | if (!ha->fcp_prio_cfg) { | |
198 | ha->fcp_prio_cfg = vmalloc(FCP_PRIO_CFG_SIZE); | |
199 | if (!ha->fcp_prio_cfg) { | |
7c3df132 SK |
200 | ql_log(ql_log_warn, vha, 0x7050, |
201 | "Unable to allocate memory for fcp prio " | |
202 | "config data (%x).\n", FCP_PRIO_CFG_SIZE); | |
09ff701a SR |
203 | bsg_job->reply->result = (DID_ERROR << 16); |
204 | ret = -ENOMEM; | |
205 | goto exit_fcp_prio_cfg; | |
206 | } | |
207 | } | |
208 | ||
209 | memset(ha->fcp_prio_cfg, 0, FCP_PRIO_CFG_SIZE); | |
210 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
211 | bsg_job->request_payload.sg_cnt, ha->fcp_prio_cfg, | |
212 | FCP_PRIO_CFG_SIZE); | |
213 | ||
214 | /* validate fcp priority data */ | |
7c3df132 SK |
215 | |
216 | if (!qla24xx_fcp_prio_cfg_valid(vha, | |
217 | (struct qla_fcp_prio_cfg *) ha->fcp_prio_cfg, 1)) { | |
09ff701a SR |
218 | bsg_job->reply->result = (DID_ERROR << 16); |
219 | ret = -EINVAL; | |
220 | /* If buffer was invalidatic int | |
221 | * fcp_prio_cfg is of no use | |
222 | */ | |
223 | vfree(ha->fcp_prio_cfg); | |
224 | ha->fcp_prio_cfg = NULL; | |
225 | goto exit_fcp_prio_cfg; | |
226 | } | |
227 | ||
228 | ha->flags.fcp_prio_enabled = 0; | |
229 | if (ha->fcp_prio_cfg->attributes & FCP_PRIO_ATTR_ENABLE) | |
230 | ha->flags.fcp_prio_enabled = 1; | |
231 | qla24xx_update_all_fcp_prio(vha); | |
232 | bsg_job->reply->result = DID_OK; | |
233 | break; | |
234 | default: | |
235 | ret = -EINVAL; | |
236 | break; | |
237 | } | |
238 | exit_fcp_prio_cfg: | |
63ea923a AB |
239 | if (!ret) |
240 | bsg_job->job_done(bsg_job); | |
09ff701a SR |
241 | return ret; |
242 | } | |
9ba56b95 | 243 | |
6e98016c GM |
244 | static int |
245 | qla2x00_process_els(struct fc_bsg_job *bsg_job) | |
246 | { | |
247 | struct fc_rport *rport; | |
08f71e09 | 248 | fc_port_t *fcport = NULL; |
6e98016c GM |
249 | struct Scsi_Host *host; |
250 | scsi_qla_host_t *vha; | |
251 | struct qla_hw_data *ha; | |
252 | srb_t *sp; | |
253 | const char *type; | |
254 | int req_sg_cnt, rsp_sg_cnt; | |
255 | int rval = (DRIVER_ERROR << 16); | |
256 | uint16_t nextlid = 0; | |
6e98016c | 257 | |
08f71e09 HZ |
258 | if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) { |
259 | rport = bsg_job->rport; | |
260 | fcport = *(fc_port_t **) rport->dd_data; | |
261 | host = rport_to_shost(rport); | |
262 | vha = shost_priv(host); | |
263 | ha = vha->hw; | |
264 | type = "FC_BSG_RPT_ELS"; | |
265 | } else { | |
266 | host = bsg_job->shost; | |
267 | vha = shost_priv(host); | |
268 | ha = vha->hw; | |
269 | type = "FC_BSG_HST_ELS_NOLOGIN"; | |
270 | } | |
271 | ||
8c0eb596 BVA |
272 | if (!vha->flags.online) { |
273 | ql_log(ql_log_warn, vha, 0x7005, "Host not online.\n"); | |
274 | rval = -EIO; | |
275 | goto done; | |
276 | } | |
277 | ||
08f71e09 HZ |
278 | /* pass through is supported only for ISP 4Gb or higher */ |
279 | if (!IS_FWI2_CAPABLE(ha)) { | |
7c3df132 SK |
280 | ql_dbg(ql_dbg_user, vha, 0x7001, |
281 | "ELS passthru not supported for ISP23xx based adapters.\n"); | |
08f71e09 HZ |
282 | rval = -EPERM; |
283 | goto done; | |
284 | } | |
285 | ||
6e98016c GM |
286 | /* Multiple SG's are not supported for ELS requests */ |
287 | if (bsg_job->request_payload.sg_cnt > 1 || | |
288 | bsg_job->reply_payload.sg_cnt > 1) { | |
7c3df132 SK |
289 | ql_dbg(ql_dbg_user, vha, 0x7002, |
290 | "Multiple SG's are not suppored for ELS requests, " | |
291 | "request_sg_cnt=%x reply_sg_cnt=%x.\n", | |
292 | bsg_job->request_payload.sg_cnt, | |
293 | bsg_job->reply_payload.sg_cnt); | |
6e98016c GM |
294 | rval = -EPERM; |
295 | goto done; | |
296 | } | |
297 | ||
298 | /* ELS request for rport */ | |
299 | if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) { | |
6e98016c GM |
300 | /* make sure the rport is logged in, |
301 | * if not perform fabric login | |
302 | */ | |
303 | if (qla2x00_fabric_login(vha, fcport, &nextlid)) { | |
7c3df132 SK |
304 | ql_dbg(ql_dbg_user, vha, 0x7003, |
305 | "Failed to login port %06X for ELS passthru.\n", | |
306 | fcport->d_id.b24); | |
6e98016c GM |
307 | rval = -EIO; |
308 | goto done; | |
309 | } | |
310 | } else { | |
6e98016c GM |
311 | /* Allocate a dummy fcport structure, since functions |
312 | * preparing the IOCB and mailbox command retrieves port | |
313 | * specific information from fcport structure. For Host based | |
314 | * ELS commands there will be no fcport structure allocated | |
315 | */ | |
316 | fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); | |
317 | if (!fcport) { | |
318 | rval = -ENOMEM; | |
319 | goto done; | |
320 | } | |
321 | ||
322 | /* Initialize all required fields of fcport */ | |
323 | fcport->vha = vha; | |
6e98016c GM |
324 | fcport->d_id.b.al_pa = |
325 | bsg_job->request->rqst_data.h_els.port_id[0]; | |
326 | fcport->d_id.b.area = | |
327 | bsg_job->request->rqst_data.h_els.port_id[1]; | |
328 | fcport->d_id.b.domain = | |
329 | bsg_job->request->rqst_data.h_els.port_id[2]; | |
330 | fcport->loop_id = | |
331 | (fcport->d_id.b.al_pa == 0xFD) ? | |
332 | NPH_FABRIC_CONTROLLER : NPH_F_PORT; | |
333 | } | |
334 | ||
6e98016c GM |
335 | req_sg_cnt = |
336 | dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
337 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
338 | if (!req_sg_cnt) { | |
339 | rval = -ENOMEM; | |
340 | goto done_free_fcport; | |
341 | } | |
6c452a45 AV |
342 | |
343 | rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, | |
344 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
6e98016c GM |
345 | if (!rsp_sg_cnt) { |
346 | rval = -ENOMEM; | |
347 | goto done_free_fcport; | |
348 | } | |
349 | ||
350 | if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) || | |
6c452a45 | 351 | (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) { |
7c3df132 SK |
352 | ql_log(ql_log_warn, vha, 0x7008, |
353 | "dma mapping resulted in different sg counts, " | |
354 | "request_sg_cnt: %x dma_request_sg_cnt:%x reply_sg_cnt:%x " | |
355 | "dma_reply_sg_cnt:%x.\n", bsg_job->request_payload.sg_cnt, | |
356 | req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt); | |
6e98016c GM |
357 | rval = -EAGAIN; |
358 | goto done_unmap_sg; | |
359 | } | |
360 | ||
361 | /* Alloc SRB structure */ | |
9ba56b95 | 362 | sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); |
6e98016c GM |
363 | if (!sp) { |
364 | rval = -ENOMEM; | |
6c452a45 | 365 | goto done_unmap_sg; |
6e98016c GM |
366 | } |
367 | ||
9ba56b95 | 368 | sp->type = |
6e98016c GM |
369 | (bsg_job->request->msgcode == FC_BSG_RPT_ELS ? |
370 | SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST); | |
9ba56b95 | 371 | sp->name = |
3822263e MI |
372 | (bsg_job->request->msgcode == FC_BSG_RPT_ELS ? |
373 | "bsg_els_rpt" : "bsg_els_hst"); | |
9ba56b95 GM |
374 | sp->u.bsg_job = bsg_job; |
375 | sp->free = qla2x00_bsg_sp_free; | |
376 | sp->done = qla2x00_bsg_job_done; | |
6e98016c | 377 | |
7c3df132 SK |
378 | ql_dbg(ql_dbg_user, vha, 0x700a, |
379 | "bsg rqst type: %s els type: %x - loop-id=%x " | |
380 | "portid=%-2x%02x%02x.\n", type, | |
381 | bsg_job->request->rqst_data.h_els.command_code, fcport->loop_id, | |
382 | fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa); | |
6e98016c GM |
383 | |
384 | rval = qla2x00_start_sp(sp); | |
385 | if (rval != QLA_SUCCESS) { | |
7c3df132 SK |
386 | ql_log(ql_log_warn, vha, 0x700e, |
387 | "qla2x00_start_sp failed = %d\n", rval); | |
b00ee7d7 | 388 | qla2x00_rel_sp(vha, sp); |
6e98016c GM |
389 | rval = -EIO; |
390 | goto done_unmap_sg; | |
391 | } | |
392 | return rval; | |
393 | ||
394 | done_unmap_sg: | |
395 | dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
396 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
397 | dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, | |
398 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
399 | goto done_free_fcport; | |
400 | ||
401 | done_free_fcport: | |
8c0eb596 | 402 | if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) |
6e98016c GM |
403 | kfree(fcport); |
404 | done: | |
405 | return rval; | |
406 | } | |
407 | ||
5780790e AV |
408 | inline uint16_t |
409 | qla24xx_calc_ct_iocbs(uint16_t dsds) | |
410 | { | |
411 | uint16_t iocbs; | |
412 | ||
413 | iocbs = 1; | |
414 | if (dsds > 2) { | |
415 | iocbs += (dsds - 2) / 5; | |
416 | if ((dsds - 2) % 5) | |
417 | iocbs++; | |
418 | } | |
419 | return iocbs; | |
420 | } | |
421 | ||
6e98016c GM |
422 | static int |
423 | qla2x00_process_ct(struct fc_bsg_job *bsg_job) | |
424 | { | |
425 | srb_t *sp; | |
426 | struct Scsi_Host *host = bsg_job->shost; | |
427 | scsi_qla_host_t *vha = shost_priv(host); | |
428 | struct qla_hw_data *ha = vha->hw; | |
429 | int rval = (DRIVER_ERROR << 16); | |
430 | int req_sg_cnt, rsp_sg_cnt; | |
431 | uint16_t loop_id; | |
432 | struct fc_port *fcport; | |
433 | char *type = "FC_BSG_HST_CT"; | |
6e98016c | 434 | |
6e98016c GM |
435 | req_sg_cnt = |
436 | dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
437 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
6c452a45 | 438 | if (!req_sg_cnt) { |
7c3df132 SK |
439 | ql_log(ql_log_warn, vha, 0x700f, |
440 | "dma_map_sg return %d for request\n", req_sg_cnt); | |
6e98016c GM |
441 | rval = -ENOMEM; |
442 | goto done; | |
443 | } | |
444 | ||
445 | rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, | |
446 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
447 | if (!rsp_sg_cnt) { | |
7c3df132 SK |
448 | ql_log(ql_log_warn, vha, 0x7010, |
449 | "dma_map_sg return %d for reply\n", rsp_sg_cnt); | |
6e98016c GM |
450 | rval = -ENOMEM; |
451 | goto done; | |
452 | } | |
453 | ||
454 | if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) || | |
6c452a45 | 455 | (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) { |
7c3df132 SK |
456 | ql_log(ql_log_warn, vha, 0x7011, |
457 | "request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt:%x " | |
458 | "dma_reply_sg_cnt: %x\n", bsg_job->request_payload.sg_cnt, | |
459 | req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt); | |
6e98016c | 460 | rval = -EAGAIN; |
6c452a45 | 461 | goto done_unmap_sg; |
6e98016c GM |
462 | } |
463 | ||
464 | if (!vha->flags.online) { | |
7c3df132 SK |
465 | ql_log(ql_log_warn, vha, 0x7012, |
466 | "Host is not online.\n"); | |
6e98016c GM |
467 | rval = -EIO; |
468 | goto done_unmap_sg; | |
469 | } | |
470 | ||
471 | loop_id = | |
472 | (bsg_job->request->rqst_data.h_ct.preamble_word1 & 0xFF000000) | |
473 | >> 24; | |
474 | switch (loop_id) { | |
6c452a45 AV |
475 | case 0xFC: |
476 | loop_id = cpu_to_le16(NPH_SNS); | |
477 | break; | |
478 | case 0xFA: | |
479 | loop_id = vha->mgmt_svr_loop_id; | |
480 | break; | |
481 | default: | |
7c3df132 SK |
482 | ql_dbg(ql_dbg_user, vha, 0x7013, |
483 | "Unknown loop id: %x.\n", loop_id); | |
6c452a45 AV |
484 | rval = -EINVAL; |
485 | goto done_unmap_sg; | |
6e98016c GM |
486 | } |
487 | ||
488 | /* Allocate a dummy fcport structure, since functions preparing the | |
489 | * IOCB and mailbox command retrieves port specific information | |
490 | * from fcport structure. For Host based ELS commands there will be | |
491 | * no fcport structure allocated | |
492 | */ | |
493 | fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); | |
6c452a45 | 494 | if (!fcport) { |
7c3df132 SK |
495 | ql_log(ql_log_warn, vha, 0x7014, |
496 | "Failed to allocate fcport.\n"); | |
6e98016c | 497 | rval = -ENOMEM; |
6c452a45 | 498 | goto done_unmap_sg; |
6e98016c GM |
499 | } |
500 | ||
501 | /* Initialize all required fields of fcport */ | |
502 | fcport->vha = vha; | |
6e98016c GM |
503 | fcport->d_id.b.al_pa = bsg_job->request->rqst_data.h_ct.port_id[0]; |
504 | fcport->d_id.b.area = bsg_job->request->rqst_data.h_ct.port_id[1]; | |
505 | fcport->d_id.b.domain = bsg_job->request->rqst_data.h_ct.port_id[2]; | |
506 | fcport->loop_id = loop_id; | |
507 | ||
508 | /* Alloc SRB structure */ | |
9ba56b95 | 509 | sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); |
6e98016c | 510 | if (!sp) { |
7c3df132 | 511 | ql_log(ql_log_warn, vha, 0x7015, |
9ba56b95 | 512 | "qla2x00_get_sp failed.\n"); |
6e98016c GM |
513 | rval = -ENOMEM; |
514 | goto done_free_fcport; | |
515 | } | |
516 | ||
9ba56b95 GM |
517 | sp->type = SRB_CT_CMD; |
518 | sp->name = "bsg_ct"; | |
519 | sp->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt); | |
520 | sp->u.bsg_job = bsg_job; | |
521 | sp->free = qla2x00_bsg_sp_free; | |
522 | sp->done = qla2x00_bsg_job_done; | |
6e98016c | 523 | |
7c3df132 SK |
524 | ql_dbg(ql_dbg_user, vha, 0x7016, |
525 | "bsg rqst type: %s else type: %x - " | |
526 | "loop-id=%x portid=%02x%02x%02x.\n", type, | |
527 | (bsg_job->request->rqst_data.h_ct.preamble_word2 >> 16), | |
528 | fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area, | |
529 | fcport->d_id.b.al_pa); | |
6e98016c GM |
530 | |
531 | rval = qla2x00_start_sp(sp); | |
532 | if (rval != QLA_SUCCESS) { | |
7c3df132 SK |
533 | ql_log(ql_log_warn, vha, 0x7017, |
534 | "qla2x00_start_sp failed=%d.\n", rval); | |
b00ee7d7 | 535 | qla2x00_rel_sp(vha, sp); |
6e98016c GM |
536 | rval = -EIO; |
537 | goto done_free_fcport; | |
538 | } | |
539 | return rval; | |
540 | ||
541 | done_free_fcport: | |
542 | kfree(fcport); | |
543 | done_unmap_sg: | |
544 | dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
545 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
546 | dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, | |
547 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
548 | done: | |
549 | return rval; | |
550 | } | |
67b2a31f CD |
551 | |
552 | /* Disable loopback mode */ | |
553 | static inline int | |
554 | qla81xx_reset_loopback_mode(scsi_qla_host_t *vha, uint16_t *config, | |
f356bef1 | 555 | int wait, int wait2) |
67b2a31f CD |
556 | { |
557 | int ret = 0; | |
558 | int rval = 0; | |
559 | uint16_t new_config[4]; | |
560 | struct qla_hw_data *ha = vha->hw; | |
561 | ||
7ec0effd | 562 | if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha)) |
67b2a31f CD |
563 | goto done_reset_internal; |
564 | ||
565 | memset(new_config, 0 , sizeof(new_config)); | |
566 | if ((config[0] & INTERNAL_LOOPBACK_MASK) >> 1 == | |
567 | ENABLE_INTERNAL_LOOPBACK || | |
568 | (config[0] & INTERNAL_LOOPBACK_MASK) >> 1 == | |
569 | ENABLE_EXTERNAL_LOOPBACK) { | |
570 | new_config[0] = config[0] & ~INTERNAL_LOOPBACK_MASK; | |
571 | ql_dbg(ql_dbg_user, vha, 0x70bf, "new_config[0]=%02x\n", | |
572 | (new_config[0] & INTERNAL_LOOPBACK_MASK)); | |
573 | memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ; | |
574 | ||
575 | ha->notify_dcbx_comp = wait; | |
f356bef1 CD |
576 | ha->notify_lb_portup_comp = wait2; |
577 | ||
67b2a31f CD |
578 | ret = qla81xx_set_port_config(vha, new_config); |
579 | if (ret != QLA_SUCCESS) { | |
580 | ql_log(ql_log_warn, vha, 0x7025, | |
581 | "Set port config failed.\n"); | |
582 | ha->notify_dcbx_comp = 0; | |
f356bef1 | 583 | ha->notify_lb_portup_comp = 0; |
67b2a31f CD |
584 | rval = -EINVAL; |
585 | goto done_reset_internal; | |
586 | } | |
587 | ||
588 | /* Wait for DCBX complete event */ | |
589 | if (wait && !wait_for_completion_timeout(&ha->dcbx_comp, | |
f356bef1 | 590 | (DCBX_COMP_TIMEOUT * HZ))) { |
67b2a31f | 591 | ql_dbg(ql_dbg_user, vha, 0x7026, |
f356bef1 | 592 | "DCBX completion not received.\n"); |
67b2a31f | 593 | ha->notify_dcbx_comp = 0; |
f356bef1 | 594 | ha->notify_lb_portup_comp = 0; |
67b2a31f CD |
595 | rval = -EINVAL; |
596 | goto done_reset_internal; | |
597 | } else | |
598 | ql_dbg(ql_dbg_user, vha, 0x7027, | |
f356bef1 CD |
599 | "DCBX completion received.\n"); |
600 | ||
601 | if (wait2 && | |
602 | !wait_for_completion_timeout(&ha->lb_portup_comp, | |
603 | (LB_PORTUP_COMP_TIMEOUT * HZ))) { | |
604 | ql_dbg(ql_dbg_user, vha, 0x70c5, | |
605 | "Port up completion not received.\n"); | |
606 | ha->notify_lb_portup_comp = 0; | |
607 | rval = -EINVAL; | |
608 | goto done_reset_internal; | |
609 | } else | |
610 | ql_dbg(ql_dbg_user, vha, 0x70c6, | |
611 | "Port up completion received.\n"); | |
67b2a31f CD |
612 | |
613 | ha->notify_dcbx_comp = 0; | |
f356bef1 | 614 | ha->notify_lb_portup_comp = 0; |
67b2a31f CD |
615 | } |
616 | done_reset_internal: | |
617 | return rval; | |
618 | } | |
619 | ||
8fcd6b8b CD |
620 | /* |
621 | * Set the port configuration to enable the internal or external loopback | |
622 | * depending on the loopback mode. | |
23f2ebd1 SR |
623 | */ |
624 | static inline int | |
8fcd6b8b CD |
625 | qla81xx_set_loopback_mode(scsi_qla_host_t *vha, uint16_t *config, |
626 | uint16_t *new_config, uint16_t mode) | |
23f2ebd1 SR |
627 | { |
628 | int ret = 0; | |
629 | int rval = 0; | |
454073c9 | 630 | unsigned long rem_tmo = 0, current_tmo = 0; |
23f2ebd1 SR |
631 | struct qla_hw_data *ha = vha->hw; |
632 | ||
7ec0effd | 633 | if (!IS_QLA81XX(ha) && !IS_QLA8031(ha) && !IS_QLA8044(ha)) |
23f2ebd1 SR |
634 | goto done_set_internal; |
635 | ||
8fcd6b8b CD |
636 | if (mode == INTERNAL_LOOPBACK) |
637 | new_config[0] = config[0] | (ENABLE_INTERNAL_LOOPBACK << 1); | |
638 | else if (mode == EXTERNAL_LOOPBACK) | |
639 | new_config[0] = config[0] | (ENABLE_EXTERNAL_LOOPBACK << 1); | |
640 | ql_dbg(ql_dbg_user, vha, 0x70be, | |
641 | "new_config[0]=%02x\n", (new_config[0] & INTERNAL_LOOPBACK_MASK)); | |
642 | ||
643 | memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3); | |
23f2ebd1 SR |
644 | |
645 | ha->notify_dcbx_comp = 1; | |
646 | ret = qla81xx_set_port_config(vha, new_config); | |
647 | if (ret != QLA_SUCCESS) { | |
7c3df132 SK |
648 | ql_log(ql_log_warn, vha, 0x7021, |
649 | "set port config failed.\n"); | |
23f2ebd1 SR |
650 | ha->notify_dcbx_comp = 0; |
651 | rval = -EINVAL; | |
652 | goto done_set_internal; | |
653 | } | |
654 | ||
655 | /* Wait for DCBX complete event */ | |
454073c9 SV |
656 | current_tmo = DCBX_COMP_TIMEOUT * HZ; |
657 | while (1) { | |
658 | rem_tmo = wait_for_completion_timeout(&ha->dcbx_comp, | |
659 | current_tmo); | |
660 | if (!ha->idc_extend_tmo || rem_tmo) { | |
661 | ha->idc_extend_tmo = 0; | |
662 | break; | |
663 | } | |
664 | current_tmo = ha->idc_extend_tmo * HZ; | |
665 | ha->idc_extend_tmo = 0; | |
666 | } | |
667 | ||
668 | if (!rem_tmo) { | |
7c3df132 | 669 | ql_dbg(ql_dbg_user, vha, 0x7022, |
f356bef1 CD |
670 | "DCBX completion not received.\n"); |
671 | ret = qla81xx_reset_loopback_mode(vha, new_config, 0, 0); | |
67b2a31f CD |
672 | /* |
673 | * If the reset of the loopback mode doesn't work take a FCoE | |
674 | * dump and reset the chip. | |
675 | */ | |
676 | if (ret) { | |
677 | ha->isp_ops->fw_dump(vha, 0); | |
678 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
679 | } | |
bf5b8ad7 CD |
680 | rval = -EINVAL; |
681 | } else { | |
682 | if (ha->flags.idc_compl_status) { | |
683 | ql_dbg(ql_dbg_user, vha, 0x70c3, | |
684 | "Bad status in IDC Completion AEN\n"); | |
685 | rval = -EINVAL; | |
686 | ha->flags.idc_compl_status = 0; | |
687 | } else | |
688 | ql_dbg(ql_dbg_user, vha, 0x7023, | |
f356bef1 | 689 | "DCBX completion received.\n"); |
bf5b8ad7 | 690 | } |
23f2ebd1 SR |
691 | |
692 | ha->notify_dcbx_comp = 0; | |
454073c9 | 693 | ha->idc_extend_tmo = 0; |
23f2ebd1 SR |
694 | |
695 | done_set_internal: | |
696 | return rval; | |
697 | } | |
698 | ||
6e98016c GM |
699 | static int |
700 | qla2x00_process_loopback(struct fc_bsg_job *bsg_job) | |
701 | { | |
702 | struct Scsi_Host *host = bsg_job->shost; | |
703 | scsi_qla_host_t *vha = shost_priv(host); | |
704 | struct qla_hw_data *ha = vha->hw; | |
705 | int rval; | |
706 | uint8_t command_sent; | |
707 | char *type; | |
708 | struct msg_echo_lb elreq; | |
709 | uint16_t response[MAILBOX_REGISTER_COUNT]; | |
23f2ebd1 | 710 | uint16_t config[4], new_config[4]; |
6c452a45 | 711 | uint8_t *fw_sts_ptr; |
6e98016c GM |
712 | uint8_t *req_data = NULL; |
713 | dma_addr_t req_data_dma; | |
714 | uint32_t req_data_len; | |
715 | uint8_t *rsp_data = NULL; | |
716 | dma_addr_t rsp_data_dma; | |
717 | uint32_t rsp_data_len; | |
718 | ||
6e98016c | 719 | if (!vha->flags.online) { |
7c3df132 | 720 | ql_log(ql_log_warn, vha, 0x7019, "Host is not online.\n"); |
6e98016c GM |
721 | return -EIO; |
722 | } | |
723 | ||
724 | elreq.req_sg_cnt = dma_map_sg(&ha->pdev->dev, | |
725 | bsg_job->request_payload.sg_list, bsg_job->request_payload.sg_cnt, | |
726 | DMA_TO_DEVICE); | |
727 | ||
7c3df132 SK |
728 | if (!elreq.req_sg_cnt) { |
729 | ql_log(ql_log_warn, vha, 0x701a, | |
730 | "dma_map_sg returned %d for request.\n", elreq.req_sg_cnt); | |
6e98016c | 731 | return -ENOMEM; |
7c3df132 | 732 | } |
6e98016c GM |
733 | |
734 | elreq.rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, | |
735 | bsg_job->reply_payload.sg_list, bsg_job->reply_payload.sg_cnt, | |
736 | DMA_FROM_DEVICE); | |
737 | ||
738 | if (!elreq.rsp_sg_cnt) { | |
7c3df132 SK |
739 | ql_log(ql_log_warn, vha, 0x701b, |
740 | "dma_map_sg returned %d for reply.\n", elreq.rsp_sg_cnt); | |
6e98016c GM |
741 | rval = -ENOMEM; |
742 | goto done_unmap_req_sg; | |
6c452a45 | 743 | } |
6e98016c GM |
744 | |
745 | if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) || | |
746 | (elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) { | |
7c3df132 SK |
747 | ql_log(ql_log_warn, vha, 0x701c, |
748 | "dma mapping resulted in different sg counts, " | |
749 | "request_sg_cnt: %x dma_request_sg_cnt: %x " | |
750 | "reply_sg_cnt: %x dma_reply_sg_cnt: %x.\n", | |
751 | bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt, | |
752 | bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt); | |
6e98016c GM |
753 | rval = -EAGAIN; |
754 | goto done_unmap_sg; | |
755 | } | |
756 | req_data_len = rsp_data_len = bsg_job->request_payload.payload_len; | |
757 | req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len, | |
758 | &req_data_dma, GFP_KERNEL); | |
759 | if (!req_data) { | |
7c3df132 SK |
760 | ql_log(ql_log_warn, vha, 0x701d, |
761 | "dma alloc failed for req_data.\n"); | |
6e98016c GM |
762 | rval = -ENOMEM; |
763 | goto done_unmap_sg; | |
764 | } | |
765 | ||
766 | rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len, | |
767 | &rsp_data_dma, GFP_KERNEL); | |
768 | if (!rsp_data) { | |
7c3df132 SK |
769 | ql_log(ql_log_warn, vha, 0x7004, |
770 | "dma alloc failed for rsp_data.\n"); | |
6e98016c GM |
771 | rval = -ENOMEM; |
772 | goto done_free_dma_req; | |
773 | } | |
774 | ||
775 | /* Copy the request buffer in req_data now */ | |
776 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
777 | bsg_job->request_payload.sg_cnt, req_data, req_data_len); | |
778 | ||
779 | elreq.send_dma = req_data_dma; | |
780 | elreq.rcv_dma = rsp_data_dma; | |
781 | elreq.transfer_size = req_data_len; | |
782 | ||
783 | elreq.options = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
1b98b421 JC |
784 | elreq.iteration_count = |
785 | bsg_job->request->rqst_data.h_vendor.vendor_cmd[2]; | |
6e98016c | 786 | |
8fcd6b8b CD |
787 | if (atomic_read(&vha->loop_state) == LOOP_READY && |
788 | (ha->current_topology == ISP_CFG_F || | |
7ec0effd | 789 | ((IS_QLA81XX(ha) || IS_QLA8031(ha) || IS_QLA8044(ha)) && |
23f2ebd1 SR |
790 | le32_to_cpu(*(uint32_t *)req_data) == ELS_OPCODE_BYTE |
791 | && req_data_len == MAX_ELS_FRAME_PAYLOAD)) && | |
792 | elreq.options == EXTERNAL_LOOPBACK) { | |
793 | type = "FC_BSG_HST_VENDOR_ECHO_DIAG"; | |
7c3df132 SK |
794 | ql_dbg(ql_dbg_user, vha, 0x701e, |
795 | "BSG request type: %s.\n", type); | |
23f2ebd1 SR |
796 | command_sent = INT_DEF_LB_ECHO_CMD; |
797 | rval = qla2x00_echo_test(vha, &elreq, response); | |
798 | } else { | |
7ec0effd | 799 | if (IS_QLA81XX(ha) || IS_QLA8031(ha) || IS_QLA8044(ha)) { |
23f2ebd1 SR |
800 | memset(config, 0, sizeof(config)); |
801 | memset(new_config, 0, sizeof(new_config)); | |
f356bef1 | 802 | |
23f2ebd1 | 803 | if (qla81xx_get_port_config(vha, config)) { |
7c3df132 SK |
804 | ql_log(ql_log_warn, vha, 0x701f, |
805 | "Get port config failed.\n"); | |
23f2ebd1 | 806 | rval = -EPERM; |
9bceab4e | 807 | goto done_free_dma_rsp; |
23f2ebd1 SR |
808 | } |
809 | ||
1bcc46cb CD |
810 | if ((config[0] & INTERNAL_LOOPBACK_MASK) != 0) { |
811 | ql_dbg(ql_dbg_user, vha, 0x70c4, | |
812 | "Loopback operation already in " | |
813 | "progress.\n"); | |
814 | rval = -EAGAIN; | |
815 | goto done_free_dma_rsp; | |
816 | } | |
817 | ||
8fcd6b8b CD |
818 | ql_dbg(ql_dbg_user, vha, 0x70c0, |
819 | "elreq.options=%04x\n", elreq.options); | |
820 | ||
821 | if (elreq.options == EXTERNAL_LOOPBACK) | |
7ec0effd | 822 | if (IS_QLA8031(ha) || IS_QLA8044(ha)) |
8fcd6b8b CD |
823 | rval = qla81xx_set_loopback_mode(vha, |
824 | config, new_config, elreq.options); | |
825 | else | |
826 | rval = qla81xx_reset_loopback_mode(vha, | |
f356bef1 | 827 | config, 1, 0); |
8fcd6b8b CD |
828 | else |
829 | rval = qla81xx_set_loopback_mode(vha, config, | |
830 | new_config, elreq.options); | |
831 | ||
832 | if (rval) { | |
8fcd6b8b | 833 | rval = -EPERM; |
9bceab4e | 834 | goto done_free_dma_rsp; |
23f2ebd1 SR |
835 | } |
836 | ||
837 | type = "FC_BSG_HST_VENDOR_LOOPBACK"; | |
7c3df132 SK |
838 | ql_dbg(ql_dbg_user, vha, 0x7028, |
839 | "BSG request type: %s.\n", type); | |
23f2ebd1 SR |
840 | |
841 | command_sent = INT_DEF_LB_LOOPBACK_CMD; | |
842 | rval = qla2x00_loopback_test(vha, &elreq, response); | |
843 | ||
992357c6 CD |
844 | if (response[0] == MBS_COMMAND_ERROR && |
845 | response[1] == MBS_LB_RESET) { | |
846 | ql_log(ql_log_warn, vha, 0x7029, | |
847 | "MBX command error, Aborting ISP.\n"); | |
848 | set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); | |
849 | qla2xxx_wake_dpc(vha); | |
850 | qla2x00_wait_for_chip_reset(vha); | |
851 | /* Also reset the MPI */ | |
852 | if (IS_QLA81XX(ha)) { | |
853 | if (qla81xx_restart_mpi_firmware(vha) != | |
854 | QLA_SUCCESS) { | |
855 | ql_log(ql_log_warn, vha, 0x702a, | |
856 | "MPI reset failed.\n"); | |
857 | } | |
858 | } | |
859 | ||
860 | rval = -EIO; | |
861 | goto done_free_dma_rsp; | |
862 | } | |
863 | ||
4052bd57 | 864 | if (new_config[0]) { |
67b2a31f CD |
865 | int ret; |
866 | ||
23f2ebd1 SR |
867 | /* Revert back to original port config |
868 | * Also clear internal loopback | |
869 | */ | |
67b2a31f | 870 | ret = qla81xx_reset_loopback_mode(vha, |
f356bef1 | 871 | new_config, 0, 1); |
67b2a31f CD |
872 | if (ret) { |
873 | /* | |
874 | * If the reset of the loopback mode | |
875 | * doesn't work take FCoE dump and then | |
876 | * reset the chip. | |
877 | */ | |
878 | ha->isp_ops->fw_dump(vha, 0); | |
879 | set_bit(ISP_ABORT_NEEDED, | |
880 | &vha->dpc_flags); | |
881 | } | |
882 | ||
23f2ebd1 SR |
883 | } |
884 | ||
23f2ebd1 SR |
885 | } else { |
886 | type = "FC_BSG_HST_VENDOR_LOOPBACK"; | |
7c3df132 SK |
887 | ql_dbg(ql_dbg_user, vha, 0x702b, |
888 | "BSG request type: %s.\n", type); | |
23f2ebd1 SR |
889 | command_sent = INT_DEF_LB_LOOPBACK_CMD; |
890 | rval = qla2x00_loopback_test(vha, &elreq, response); | |
6e98016c | 891 | } |
6e98016c GM |
892 | } |
893 | ||
894 | if (rval) { | |
7c3df132 SK |
895 | ql_log(ql_log_warn, vha, 0x702c, |
896 | "Vendor request %s failed.\n", type); | |
6e98016c | 897 | |
6e98016c | 898 | rval = 0; |
6e98016c | 899 | bsg_job->reply->result = (DID_ERROR << 16); |
63ea923a | 900 | bsg_job->reply->reply_payload_rcv_len = 0; |
6e98016c | 901 | } else { |
7c3df132 SK |
902 | ql_dbg(ql_dbg_user, vha, 0x702d, |
903 | "Vendor request %s completed.\n", type); | |
63ea923a | 904 | bsg_job->reply->result = (DID_OK << 16); |
6e98016c GM |
905 | sg_copy_from_buffer(bsg_job->reply_payload.sg_list, |
906 | bsg_job->reply_payload.sg_cnt, rsp_data, | |
907 | rsp_data_len); | |
908 | } | |
63ea923a AB |
909 | |
910 | bsg_job->reply_len = sizeof(struct fc_bsg_reply) + | |
911 | sizeof(response) + sizeof(uint8_t); | |
912 | fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) + | |
913 | sizeof(struct fc_bsg_reply); | |
914 | memcpy(fw_sts_ptr, response, sizeof(response)); | |
915 | fw_sts_ptr += sizeof(response); | |
916 | *fw_sts_ptr = command_sent; | |
6e98016c | 917 | |
9bceab4e | 918 | done_free_dma_rsp: |
6e98016c GM |
919 | dma_free_coherent(&ha->pdev->dev, rsp_data_len, |
920 | rsp_data, rsp_data_dma); | |
921 | done_free_dma_req: | |
922 | dma_free_coherent(&ha->pdev->dev, req_data_len, | |
923 | req_data, req_data_dma); | |
924 | done_unmap_sg: | |
925 | dma_unmap_sg(&ha->pdev->dev, | |
926 | bsg_job->reply_payload.sg_list, | |
927 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
928 | done_unmap_req_sg: | |
929 | dma_unmap_sg(&ha->pdev->dev, | |
930 | bsg_job->request_payload.sg_list, | |
931 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
63ea923a AB |
932 | if (!rval) |
933 | bsg_job->job_done(bsg_job); | |
6c452a45 | 934 | return rval; |
6e98016c GM |
935 | } |
936 | ||
937 | static int | |
938 | qla84xx_reset(struct fc_bsg_job *bsg_job) | |
939 | { | |
940 | struct Scsi_Host *host = bsg_job->shost; | |
941 | scsi_qla_host_t *vha = shost_priv(host); | |
942 | struct qla_hw_data *ha = vha->hw; | |
943 | int rval = 0; | |
944 | uint32_t flag; | |
945 | ||
6e98016c | 946 | if (!IS_QLA84XX(ha)) { |
7c3df132 | 947 | ql_dbg(ql_dbg_user, vha, 0x702f, "Not 84xx, exiting.\n"); |
6e98016c GM |
948 | return -EINVAL; |
949 | } | |
950 | ||
951 | flag = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
952 | ||
953 | rval = qla84xx_reset_chip(vha, flag == A84_ISSUE_RESET_DIAG_FW); | |
954 | ||
955 | if (rval) { | |
7c3df132 SK |
956 | ql_log(ql_log_warn, vha, 0x7030, |
957 | "Vendor request 84xx reset failed.\n"); | |
63ea923a | 958 | rval = (DID_ERROR << 16); |
6e98016c GM |
959 | |
960 | } else { | |
7c3df132 SK |
961 | ql_dbg(ql_dbg_user, vha, 0x7031, |
962 | "Vendor request 84xx reset completed.\n"); | |
6e98016c | 963 | bsg_job->reply->result = DID_OK; |
63ea923a | 964 | bsg_job->job_done(bsg_job); |
6e98016c GM |
965 | } |
966 | ||
6e98016c GM |
967 | return rval; |
968 | } | |
969 | ||
970 | static int | |
971 | qla84xx_updatefw(struct fc_bsg_job *bsg_job) | |
972 | { | |
973 | struct Scsi_Host *host = bsg_job->shost; | |
974 | scsi_qla_host_t *vha = shost_priv(host); | |
975 | struct qla_hw_data *ha = vha->hw; | |
976 | struct verify_chip_entry_84xx *mn = NULL; | |
977 | dma_addr_t mn_dma, fw_dma; | |
978 | void *fw_buf = NULL; | |
979 | int rval = 0; | |
980 | uint32_t sg_cnt; | |
981 | uint32_t data_len; | |
982 | uint16_t options; | |
983 | uint32_t flag; | |
984 | uint32_t fw_ver; | |
985 | ||
6e98016c | 986 | if (!IS_QLA84XX(ha)) { |
7c3df132 SK |
987 | ql_dbg(ql_dbg_user, vha, 0x7032, |
988 | "Not 84xx, exiting.\n"); | |
6e98016c GM |
989 | return -EINVAL; |
990 | } | |
991 | ||
992 | sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
993 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
7c3df132 SK |
994 | if (!sg_cnt) { |
995 | ql_log(ql_log_warn, vha, 0x7033, | |
996 | "dma_map_sg returned %d for request.\n", sg_cnt); | |
6e98016c | 997 | return -ENOMEM; |
7c3df132 | 998 | } |
6e98016c GM |
999 | |
1000 | if (sg_cnt != bsg_job->request_payload.sg_cnt) { | |
7c3df132 SK |
1001 | ql_log(ql_log_warn, vha, 0x7034, |
1002 | "DMA mapping resulted in different sg counts, " | |
1003 | "request_sg_cnt: %x dma_request_sg_cnt: %x.\n", | |
1004 | bsg_job->request_payload.sg_cnt, sg_cnt); | |
6e98016c GM |
1005 | rval = -EAGAIN; |
1006 | goto done_unmap_sg; | |
1007 | } | |
1008 | ||
1009 | data_len = bsg_job->request_payload.payload_len; | |
1010 | fw_buf = dma_alloc_coherent(&ha->pdev->dev, data_len, | |
1011 | &fw_dma, GFP_KERNEL); | |
1012 | if (!fw_buf) { | |
7c3df132 SK |
1013 | ql_log(ql_log_warn, vha, 0x7035, |
1014 | "DMA alloc failed for fw_buf.\n"); | |
6e98016c GM |
1015 | rval = -ENOMEM; |
1016 | goto done_unmap_sg; | |
1017 | } | |
1018 | ||
1019 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
1020 | bsg_job->request_payload.sg_cnt, fw_buf, data_len); | |
1021 | ||
1022 | mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma); | |
1023 | if (!mn) { | |
7c3df132 SK |
1024 | ql_log(ql_log_warn, vha, 0x7036, |
1025 | "DMA alloc failed for fw buffer.\n"); | |
6e98016c GM |
1026 | rval = -ENOMEM; |
1027 | goto done_free_fw_buf; | |
1028 | } | |
1029 | ||
1030 | flag = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
1031 | fw_ver = le32_to_cpu(*((uint32_t *)((uint32_t *)fw_buf + 2))); | |
1032 | ||
1033 | memset(mn, 0, sizeof(struct access_chip_84xx)); | |
1034 | mn->entry_type = VERIFY_CHIP_IOCB_TYPE; | |
1035 | mn->entry_count = 1; | |
1036 | ||
1037 | options = VCO_FORCE_UPDATE | VCO_END_OF_DATA; | |
1038 | if (flag == A84_ISSUE_UPDATE_DIAGFW_CMD) | |
1039 | options |= VCO_DIAG_FW; | |
1040 | ||
1041 | mn->options = cpu_to_le16(options); | |
1042 | mn->fw_ver = cpu_to_le32(fw_ver); | |
1043 | mn->fw_size = cpu_to_le32(data_len); | |
1044 | mn->fw_seq_size = cpu_to_le32(data_len); | |
1045 | mn->dseg_address[0] = cpu_to_le32(LSD(fw_dma)); | |
1046 | mn->dseg_address[1] = cpu_to_le32(MSD(fw_dma)); | |
1047 | mn->dseg_length = cpu_to_le32(data_len); | |
1048 | mn->data_seg_cnt = cpu_to_le16(1); | |
1049 | ||
1050 | rval = qla2x00_issue_iocb_timeout(vha, mn, mn_dma, 0, 120); | |
1051 | ||
1052 | if (rval) { | |
7c3df132 SK |
1053 | ql_log(ql_log_warn, vha, 0x7037, |
1054 | "Vendor request 84xx updatefw failed.\n"); | |
6e98016c | 1055 | |
63ea923a | 1056 | rval = (DID_ERROR << 16); |
6e98016c | 1057 | } else { |
7c3df132 SK |
1058 | ql_dbg(ql_dbg_user, vha, 0x7038, |
1059 | "Vendor request 84xx updatefw completed.\n"); | |
6e98016c GM |
1060 | |
1061 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1062 | bsg_job->reply->result = DID_OK; | |
1063 | } | |
1064 | ||
6e98016c GM |
1065 | dma_pool_free(ha->s_dma_pool, mn, mn_dma); |
1066 | ||
1067 | done_free_fw_buf: | |
1068 | dma_free_coherent(&ha->pdev->dev, data_len, fw_buf, fw_dma); | |
1069 | ||
1070 | done_unmap_sg: | |
1071 | dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
1072 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
1073 | ||
63ea923a AB |
1074 | if (!rval) |
1075 | bsg_job->job_done(bsg_job); | |
6e98016c GM |
1076 | return rval; |
1077 | } | |
1078 | ||
1079 | static int | |
1080 | qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job) | |
1081 | { | |
1082 | struct Scsi_Host *host = bsg_job->shost; | |
1083 | scsi_qla_host_t *vha = shost_priv(host); | |
1084 | struct qla_hw_data *ha = vha->hw; | |
1085 | struct access_chip_84xx *mn = NULL; | |
1086 | dma_addr_t mn_dma, mgmt_dma; | |
1087 | void *mgmt_b = NULL; | |
1088 | int rval = 0; | |
1089 | struct qla_bsg_a84_mgmt *ql84_mgmt; | |
1090 | uint32_t sg_cnt; | |
d5459083 | 1091 | uint32_t data_len = 0; |
6e98016c GM |
1092 | uint32_t dma_direction = DMA_NONE; |
1093 | ||
6e98016c | 1094 | if (!IS_QLA84XX(ha)) { |
7c3df132 SK |
1095 | ql_log(ql_log_warn, vha, 0x703a, |
1096 | "Not 84xx, exiting.\n"); | |
6e98016c GM |
1097 | return -EINVAL; |
1098 | } | |
1099 | ||
6e98016c GM |
1100 | mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma); |
1101 | if (!mn) { | |
7c3df132 SK |
1102 | ql_log(ql_log_warn, vha, 0x703c, |
1103 | "DMA alloc failed for fw buffer.\n"); | |
6e98016c GM |
1104 | return -ENOMEM; |
1105 | } | |
1106 | ||
1107 | memset(mn, 0, sizeof(struct access_chip_84xx)); | |
1108 | mn->entry_type = ACCESS_CHIP_IOCB_TYPE; | |
1109 | mn->entry_count = 1; | |
a44c72f3 | 1110 | ql84_mgmt = (void *)bsg_job->request + sizeof(struct fc_bsg_request); |
6e98016c GM |
1111 | switch (ql84_mgmt->mgmt.cmd) { |
1112 | case QLA84_MGMT_READ_MEM: | |
1113 | case QLA84_MGMT_GET_INFO: | |
1114 | sg_cnt = dma_map_sg(&ha->pdev->dev, | |
1115 | bsg_job->reply_payload.sg_list, | |
1116 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
1117 | if (!sg_cnt) { | |
7c3df132 SK |
1118 | ql_log(ql_log_warn, vha, 0x703d, |
1119 | "dma_map_sg returned %d for reply.\n", sg_cnt); | |
6e98016c GM |
1120 | rval = -ENOMEM; |
1121 | goto exit_mgmt; | |
1122 | } | |
1123 | ||
1124 | dma_direction = DMA_FROM_DEVICE; | |
1125 | ||
1126 | if (sg_cnt != bsg_job->reply_payload.sg_cnt) { | |
7c3df132 SK |
1127 | ql_log(ql_log_warn, vha, 0x703e, |
1128 | "DMA mapping resulted in different sg counts, " | |
1129 | "reply_sg_cnt: %x dma_reply_sg_cnt: %x.\n", | |
1130 | bsg_job->reply_payload.sg_cnt, sg_cnt); | |
6e98016c GM |
1131 | rval = -EAGAIN; |
1132 | goto done_unmap_sg; | |
1133 | } | |
1134 | ||
1135 | data_len = bsg_job->reply_payload.payload_len; | |
1136 | ||
1137 | mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len, | |
1138 | &mgmt_dma, GFP_KERNEL); | |
1139 | if (!mgmt_b) { | |
7c3df132 SK |
1140 | ql_log(ql_log_warn, vha, 0x703f, |
1141 | "DMA alloc failed for mgmt_b.\n"); | |
6e98016c GM |
1142 | rval = -ENOMEM; |
1143 | goto done_unmap_sg; | |
1144 | } | |
1145 | ||
1146 | if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) { | |
1147 | mn->options = cpu_to_le16(ACO_DUMP_MEMORY); | |
1148 | mn->parameter1 = | |
1149 | cpu_to_le32( | |
1150 | ql84_mgmt->mgmt.mgmtp.u.mem.start_addr); | |
1151 | ||
1152 | } else if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO) { | |
1153 | mn->options = cpu_to_le16(ACO_REQUEST_INFO); | |
1154 | mn->parameter1 = | |
1155 | cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.info.type); | |
1156 | ||
1157 | mn->parameter2 = | |
1158 | cpu_to_le32( | |
1159 | ql84_mgmt->mgmt.mgmtp.u.info.context); | |
1160 | } | |
1161 | break; | |
1162 | ||
1163 | case QLA84_MGMT_WRITE_MEM: | |
1164 | sg_cnt = dma_map_sg(&ha->pdev->dev, | |
1165 | bsg_job->request_payload.sg_list, | |
1166 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
1167 | ||
1168 | if (!sg_cnt) { | |
7c3df132 SK |
1169 | ql_log(ql_log_warn, vha, 0x7040, |
1170 | "dma_map_sg returned %d.\n", sg_cnt); | |
6e98016c GM |
1171 | rval = -ENOMEM; |
1172 | goto exit_mgmt; | |
1173 | } | |
1174 | ||
1175 | dma_direction = DMA_TO_DEVICE; | |
1176 | ||
1177 | if (sg_cnt != bsg_job->request_payload.sg_cnt) { | |
7c3df132 SK |
1178 | ql_log(ql_log_warn, vha, 0x7041, |
1179 | "DMA mapping resulted in different sg counts, " | |
1180 | "request_sg_cnt: %x dma_request_sg_cnt: %x.\n", | |
1181 | bsg_job->request_payload.sg_cnt, sg_cnt); | |
6e98016c GM |
1182 | rval = -EAGAIN; |
1183 | goto done_unmap_sg; | |
1184 | } | |
1185 | ||
1186 | data_len = bsg_job->request_payload.payload_len; | |
1187 | mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len, | |
1188 | &mgmt_dma, GFP_KERNEL); | |
1189 | if (!mgmt_b) { | |
7c3df132 SK |
1190 | ql_log(ql_log_warn, vha, 0x7042, |
1191 | "DMA alloc failed for mgmt_b.\n"); | |
6e98016c GM |
1192 | rval = -ENOMEM; |
1193 | goto done_unmap_sg; | |
1194 | } | |
1195 | ||
1196 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
1197 | bsg_job->request_payload.sg_cnt, mgmt_b, data_len); | |
1198 | ||
1199 | mn->options = cpu_to_le16(ACO_LOAD_MEMORY); | |
1200 | mn->parameter1 = | |
1201 | cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.mem.start_addr); | |
1202 | break; | |
1203 | ||
1204 | case QLA84_MGMT_CHNG_CONFIG: | |
1205 | mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM); | |
1206 | mn->parameter1 = | |
1207 | cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.id); | |
1208 | ||
1209 | mn->parameter2 = | |
1210 | cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param0); | |
1211 | ||
1212 | mn->parameter3 = | |
1213 | cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param1); | |
1214 | break; | |
1215 | ||
1216 | default: | |
1217 | rval = -EIO; | |
1218 | goto exit_mgmt; | |
1219 | } | |
1220 | ||
1221 | if (ql84_mgmt->mgmt.cmd != QLA84_MGMT_CHNG_CONFIG) { | |
1222 | mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->mgmt.len); | |
1223 | mn->dseg_count = cpu_to_le16(1); | |
1224 | mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma)); | |
1225 | mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma)); | |
1226 | mn->dseg_length = cpu_to_le32(ql84_mgmt->mgmt.len); | |
1227 | } | |
1228 | ||
1229 | rval = qla2x00_issue_iocb(vha, mn, mn_dma, 0); | |
1230 | ||
1231 | if (rval) { | |
7c3df132 SK |
1232 | ql_log(ql_log_warn, vha, 0x7043, |
1233 | "Vendor request 84xx mgmt failed.\n"); | |
6e98016c | 1234 | |
63ea923a | 1235 | rval = (DID_ERROR << 16); |
6e98016c GM |
1236 | |
1237 | } else { | |
7c3df132 SK |
1238 | ql_dbg(ql_dbg_user, vha, 0x7044, |
1239 | "Vendor request 84xx mgmt completed.\n"); | |
6e98016c GM |
1240 | |
1241 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1242 | bsg_job->reply->result = DID_OK; | |
1243 | ||
1244 | if ((ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) || | |
1245 | (ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO)) { | |
1246 | bsg_job->reply->reply_payload_rcv_len = | |
1247 | bsg_job->reply_payload.payload_len; | |
1248 | ||
1249 | sg_copy_from_buffer(bsg_job->reply_payload.sg_list, | |
6c452a45 AV |
1250 | bsg_job->reply_payload.sg_cnt, mgmt_b, |
1251 | data_len); | |
6e98016c GM |
1252 | } |
1253 | } | |
1254 | ||
6e98016c | 1255 | done_unmap_sg: |
d5459083 HZ |
1256 | if (mgmt_b) |
1257 | dma_free_coherent(&ha->pdev->dev, data_len, mgmt_b, mgmt_dma); | |
1258 | ||
6e98016c GM |
1259 | if (dma_direction == DMA_TO_DEVICE) |
1260 | dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, | |
1261 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
1262 | else if (dma_direction == DMA_FROM_DEVICE) | |
1263 | dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, | |
1264 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
1265 | ||
1266 | exit_mgmt: | |
1267 | dma_pool_free(ha->s_dma_pool, mn, mn_dma); | |
1268 | ||
63ea923a AB |
1269 | if (!rval) |
1270 | bsg_job->job_done(bsg_job); | |
6e98016c GM |
1271 | return rval; |
1272 | } | |
1273 | ||
1274 | static int | |
1275 | qla24xx_iidma(struct fc_bsg_job *bsg_job) | |
1276 | { | |
1277 | struct Scsi_Host *host = bsg_job->shost; | |
1278 | scsi_qla_host_t *vha = shost_priv(host); | |
6e98016c GM |
1279 | int rval = 0; |
1280 | struct qla_port_param *port_param = NULL; | |
1281 | fc_port_t *fcport = NULL; | |
e8b8b8ad | 1282 | int found = 0; |
6e98016c GM |
1283 | uint16_t mb[MAILBOX_REGISTER_COUNT]; |
1284 | uint8_t *rsp_ptr = NULL; | |
1285 | ||
6e98016c | 1286 | if (!IS_IIDMA_CAPABLE(vha->hw)) { |
7c3df132 | 1287 | ql_log(ql_log_info, vha, 0x7046, "iiDMA not supported.\n"); |
6e98016c GM |
1288 | return -EINVAL; |
1289 | } | |
1290 | ||
090fc2e2 | 1291 | port_param = (void *)bsg_job->request + sizeof(struct fc_bsg_request); |
6e98016c | 1292 | if (port_param->fc_scsi_addr.dest_type != EXT_DEF_TYPE_WWPN) { |
7c3df132 SK |
1293 | ql_log(ql_log_warn, vha, 0x7048, |
1294 | "Invalid destination type.\n"); | |
6e98016c GM |
1295 | return -EINVAL; |
1296 | } | |
1297 | ||
1298 | list_for_each_entry(fcport, &vha->vp_fcports, list) { | |
1299 | if (fcport->port_type != FCT_TARGET) | |
1300 | continue; | |
1301 | ||
1302 | if (memcmp(port_param->fc_scsi_addr.dest_addr.wwpn, | |
1303 | fcport->port_name, sizeof(fcport->port_name))) | |
1304 | continue; | |
e8b8b8ad JC |
1305 | |
1306 | found = 1; | |
6e98016c GM |
1307 | break; |
1308 | } | |
1309 | ||
e8b8b8ad | 1310 | if (!found) { |
7c3df132 SK |
1311 | ql_log(ql_log_warn, vha, 0x7049, |
1312 | "Failed to find port.\n"); | |
6e98016c GM |
1313 | return -EINVAL; |
1314 | } | |
1315 | ||
c9afb9a2 | 1316 | if (atomic_read(&fcport->state) != FCS_ONLINE) { |
7c3df132 SK |
1317 | ql_log(ql_log_warn, vha, 0x704a, |
1318 | "Port is not online.\n"); | |
17cf2c5d MI |
1319 | return -EINVAL; |
1320 | } | |
1321 | ||
9a15eb4b | 1322 | if (fcport->flags & FCF_LOGIN_NEEDED) { |
7c3df132 SK |
1323 | ql_log(ql_log_warn, vha, 0x704b, |
1324 | "Remote port not logged in flags = 0x%x.\n", fcport->flags); | |
9a15eb4b MI |
1325 | return -EINVAL; |
1326 | } | |
1327 | ||
6e98016c GM |
1328 | if (port_param->mode) |
1329 | rval = qla2x00_set_idma_speed(vha, fcport->loop_id, | |
1330 | port_param->speed, mb); | |
1331 | else | |
1332 | rval = qla2x00_get_idma_speed(vha, fcport->loop_id, | |
1333 | &port_param->speed, mb); | |
1334 | ||
1335 | if (rval) { | |
7c3df132 | 1336 | ql_log(ql_log_warn, vha, 0x704c, |
7b833558 OK |
1337 | "iIDMA cmd failed for %8phN -- " |
1338 | "%04x %x %04x %04x.\n", fcport->port_name, | |
1339 | rval, fcport->fp_speed, mb[0], mb[1]); | |
63ea923a | 1340 | rval = (DID_ERROR << 16); |
6e98016c GM |
1341 | } else { |
1342 | if (!port_param->mode) { | |
1343 | bsg_job->reply_len = sizeof(struct fc_bsg_reply) + | |
1344 | sizeof(struct qla_port_param); | |
1345 | ||
1346 | rsp_ptr = ((uint8_t *)bsg_job->reply) + | |
1347 | sizeof(struct fc_bsg_reply); | |
1348 | ||
1349 | memcpy(rsp_ptr, port_param, | |
1350 | sizeof(struct qla_port_param)); | |
1351 | } | |
1352 | ||
1353 | bsg_job->reply->result = DID_OK; | |
63ea923a | 1354 | bsg_job->job_done(bsg_job); |
6e98016c GM |
1355 | } |
1356 | ||
6e98016c GM |
1357 | return rval; |
1358 | } | |
1359 | ||
f19af163 | 1360 | static int |
7c3df132 | 1361 | qla2x00_optrom_setup(struct fc_bsg_job *bsg_job, scsi_qla_host_t *vha, |
f19af163 HZ |
1362 | uint8_t is_update) |
1363 | { | |
1364 | uint32_t start = 0; | |
1365 | int valid = 0; | |
7c3df132 | 1366 | struct qla_hw_data *ha = vha->hw; |
f19af163 | 1367 | |
f19af163 HZ |
1368 | if (unlikely(pci_channel_offline(ha->pdev))) |
1369 | return -EINVAL; | |
1370 | ||
1371 | start = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
7c3df132 SK |
1372 | if (start > ha->optrom_size) { |
1373 | ql_log(ql_log_warn, vha, 0x7055, | |
1374 | "start %d > optrom_size %d.\n", start, ha->optrom_size); | |
f19af163 | 1375 | return -EINVAL; |
7c3df132 | 1376 | } |
f19af163 | 1377 | |
7c3df132 SK |
1378 | if (ha->optrom_state != QLA_SWAITING) { |
1379 | ql_log(ql_log_info, vha, 0x7056, | |
1380 | "optrom_state %d.\n", ha->optrom_state); | |
f19af163 | 1381 | return -EBUSY; |
7c3df132 | 1382 | } |
f19af163 HZ |
1383 | |
1384 | ha->optrom_region_start = start; | |
7c3df132 | 1385 | ql_dbg(ql_dbg_user, vha, 0x7057, "is_update=%d.\n", is_update); |
f19af163 HZ |
1386 | if (is_update) { |
1387 | if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0) | |
1388 | valid = 1; | |
1389 | else if (start == (ha->flt_region_boot * 4) || | |
1390 | start == (ha->flt_region_fw * 4)) | |
1391 | valid = 1; | |
1392 | else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) || | |
6246b8a1 | 1393 | IS_CNA_CAPABLE(ha) || IS_QLA2031(ha)) |
f19af163 HZ |
1394 | valid = 1; |
1395 | if (!valid) { | |
7c3df132 SK |
1396 | ql_log(ql_log_warn, vha, 0x7058, |
1397 | "Invalid start region 0x%x/0x%x.\n", start, | |
1398 | bsg_job->request_payload.payload_len); | |
f19af163 HZ |
1399 | return -EINVAL; |
1400 | } | |
1401 | ||
1402 | ha->optrom_region_size = start + | |
1403 | bsg_job->request_payload.payload_len > ha->optrom_size ? | |
1404 | ha->optrom_size - start : | |
1405 | bsg_job->request_payload.payload_len; | |
1406 | ha->optrom_state = QLA_SWRITING; | |
1407 | } else { | |
1408 | ha->optrom_region_size = start + | |
1409 | bsg_job->reply_payload.payload_len > ha->optrom_size ? | |
1410 | ha->optrom_size - start : | |
1411 | bsg_job->reply_payload.payload_len; | |
1412 | ha->optrom_state = QLA_SREADING; | |
1413 | } | |
1414 | ||
1415 | ha->optrom_buffer = vmalloc(ha->optrom_region_size); | |
1416 | if (!ha->optrom_buffer) { | |
7c3df132 | 1417 | ql_log(ql_log_warn, vha, 0x7059, |
f19af163 | 1418 | "Read: Unable to allocate memory for optrom retrieval " |
7c3df132 | 1419 | "(%x)\n", ha->optrom_region_size); |
f19af163 HZ |
1420 | |
1421 | ha->optrom_state = QLA_SWAITING; | |
1422 | return -ENOMEM; | |
1423 | } | |
1424 | ||
1425 | memset(ha->optrom_buffer, 0, ha->optrom_region_size); | |
1426 | return 0; | |
1427 | } | |
1428 | ||
1429 | static int | |
1430 | qla2x00_read_optrom(struct fc_bsg_job *bsg_job) | |
1431 | { | |
1432 | struct Scsi_Host *host = bsg_job->shost; | |
1433 | scsi_qla_host_t *vha = shost_priv(host); | |
1434 | struct qla_hw_data *ha = vha->hw; | |
1435 | int rval = 0; | |
1436 | ||
7d613ac6 | 1437 | if (ha->flags.nic_core_reset_hdlr_active) |
a49393f2 GM |
1438 | return -EBUSY; |
1439 | ||
7c3df132 | 1440 | rval = qla2x00_optrom_setup(bsg_job, vha, 0); |
f19af163 HZ |
1441 | if (rval) |
1442 | return rval; | |
1443 | ||
1444 | ha->isp_ops->read_optrom(vha, ha->optrom_buffer, | |
1445 | ha->optrom_region_start, ha->optrom_region_size); | |
1446 | ||
1447 | sg_copy_from_buffer(bsg_job->reply_payload.sg_list, | |
1448 | bsg_job->reply_payload.sg_cnt, ha->optrom_buffer, | |
1449 | ha->optrom_region_size); | |
1450 | ||
1451 | bsg_job->reply->reply_payload_rcv_len = ha->optrom_region_size; | |
1452 | bsg_job->reply->result = DID_OK; | |
1453 | vfree(ha->optrom_buffer); | |
1454 | ha->optrom_buffer = NULL; | |
1455 | ha->optrom_state = QLA_SWAITING; | |
1456 | bsg_job->job_done(bsg_job); | |
1457 | return rval; | |
1458 | } | |
1459 | ||
1460 | static int | |
1461 | qla2x00_update_optrom(struct fc_bsg_job *bsg_job) | |
1462 | { | |
1463 | struct Scsi_Host *host = bsg_job->shost; | |
1464 | scsi_qla_host_t *vha = shost_priv(host); | |
1465 | struct qla_hw_data *ha = vha->hw; | |
1466 | int rval = 0; | |
1467 | ||
7c3df132 | 1468 | rval = qla2x00_optrom_setup(bsg_job, vha, 1); |
f19af163 HZ |
1469 | if (rval) |
1470 | return rval; | |
1471 | ||
b6d0d9d5 GM |
1472 | /* Set the isp82xx_no_md_cap not to capture minidump */ |
1473 | ha->flags.isp82xx_no_md_cap = 1; | |
1474 | ||
f19af163 HZ |
1475 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, |
1476 | bsg_job->request_payload.sg_cnt, ha->optrom_buffer, | |
1477 | ha->optrom_region_size); | |
1478 | ||
1479 | ha->isp_ops->write_optrom(vha, ha->optrom_buffer, | |
1480 | ha->optrom_region_start, ha->optrom_region_size); | |
1481 | ||
1482 | bsg_job->reply->result = DID_OK; | |
1483 | vfree(ha->optrom_buffer); | |
1484 | ha->optrom_buffer = NULL; | |
1485 | ha->optrom_state = QLA_SWAITING; | |
1486 | bsg_job->job_done(bsg_job); | |
1487 | return rval; | |
1488 | } | |
1489 | ||
697a4bc6 JC |
1490 | static int |
1491 | qla2x00_update_fru_versions(struct fc_bsg_job *bsg_job) | |
1492 | { | |
1493 | struct Scsi_Host *host = bsg_job->shost; | |
1494 | scsi_qla_host_t *vha = shost_priv(host); | |
1495 | struct qla_hw_data *ha = vha->hw; | |
1496 | int rval = 0; | |
1497 | uint8_t bsg[DMA_POOL_SIZE]; | |
1498 | struct qla_image_version_list *list = (void *)bsg; | |
1499 | struct qla_image_version *image; | |
1500 | uint32_t count; | |
1501 | dma_addr_t sfp_dma; | |
1502 | void *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma); | |
1503 | if (!sfp) { | |
1504 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1505 | EXT_STATUS_NO_MEMORY; | |
1506 | goto done; | |
1507 | } | |
1508 | ||
1509 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
1510 | bsg_job->request_payload.sg_cnt, list, sizeof(bsg)); | |
1511 | ||
1512 | image = list->version; | |
1513 | count = list->count; | |
1514 | while (count--) { | |
1515 | memcpy(sfp, &image->field_info, sizeof(image->field_info)); | |
1516 | rval = qla2x00_write_sfp(vha, sfp_dma, sfp, | |
1517 | image->field_address.device, image->field_address.offset, | |
1518 | sizeof(image->field_info), image->field_address.option); | |
1519 | if (rval) { | |
1520 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1521 | EXT_STATUS_MAILBOX; | |
1522 | goto dealloc; | |
1523 | } | |
1524 | image++; | |
1525 | } | |
1526 | ||
1527 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = 0; | |
1528 | ||
1529 | dealloc: | |
1530 | dma_pool_free(ha->s_dma_pool, sfp, sfp_dma); | |
1531 | ||
1532 | done: | |
1533 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1534 | bsg_job->reply->result = DID_OK << 16; | |
1535 | bsg_job->job_done(bsg_job); | |
1536 | ||
1537 | return 0; | |
1538 | } | |
1539 | ||
1540 | static int | |
1541 | qla2x00_read_fru_status(struct fc_bsg_job *bsg_job) | |
1542 | { | |
1543 | struct Scsi_Host *host = bsg_job->shost; | |
1544 | scsi_qla_host_t *vha = shost_priv(host); | |
1545 | struct qla_hw_data *ha = vha->hw; | |
1546 | int rval = 0; | |
1547 | uint8_t bsg[DMA_POOL_SIZE]; | |
1548 | struct qla_status_reg *sr = (void *)bsg; | |
1549 | dma_addr_t sfp_dma; | |
1550 | uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma); | |
1551 | if (!sfp) { | |
1552 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1553 | EXT_STATUS_NO_MEMORY; | |
1554 | goto done; | |
1555 | } | |
1556 | ||
1557 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
1558 | bsg_job->request_payload.sg_cnt, sr, sizeof(*sr)); | |
1559 | ||
1560 | rval = qla2x00_read_sfp(vha, sfp_dma, sfp, | |
1561 | sr->field_address.device, sr->field_address.offset, | |
1562 | sizeof(sr->status_reg), sr->field_address.option); | |
1563 | sr->status_reg = *sfp; | |
1564 | ||
1565 | if (rval) { | |
1566 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1567 | EXT_STATUS_MAILBOX; | |
1568 | goto dealloc; | |
1569 | } | |
1570 | ||
1571 | sg_copy_from_buffer(bsg_job->reply_payload.sg_list, | |
1572 | bsg_job->reply_payload.sg_cnt, sr, sizeof(*sr)); | |
1573 | ||
1574 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = 0; | |
1575 | ||
1576 | dealloc: | |
1577 | dma_pool_free(ha->s_dma_pool, sfp, sfp_dma); | |
1578 | ||
1579 | done: | |
1580 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1581 | bsg_job->reply->reply_payload_rcv_len = sizeof(*sr); | |
1582 | bsg_job->reply->result = DID_OK << 16; | |
1583 | bsg_job->job_done(bsg_job); | |
1584 | ||
1585 | return 0; | |
1586 | } | |
1587 | ||
1588 | static int | |
1589 | qla2x00_write_fru_status(struct fc_bsg_job *bsg_job) | |
1590 | { | |
1591 | struct Scsi_Host *host = bsg_job->shost; | |
1592 | scsi_qla_host_t *vha = shost_priv(host); | |
1593 | struct qla_hw_data *ha = vha->hw; | |
1594 | int rval = 0; | |
1595 | uint8_t bsg[DMA_POOL_SIZE]; | |
1596 | struct qla_status_reg *sr = (void *)bsg; | |
1597 | dma_addr_t sfp_dma; | |
1598 | uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma); | |
1599 | if (!sfp) { | |
1600 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1601 | EXT_STATUS_NO_MEMORY; | |
1602 | goto done; | |
1603 | } | |
1604 | ||
1605 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
1606 | bsg_job->request_payload.sg_cnt, sr, sizeof(*sr)); | |
1607 | ||
1608 | *sfp = sr->status_reg; | |
1609 | rval = qla2x00_write_sfp(vha, sfp_dma, sfp, | |
1610 | sr->field_address.device, sr->field_address.offset, | |
1611 | sizeof(sr->status_reg), sr->field_address.option); | |
1612 | ||
1613 | if (rval) { | |
1614 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1615 | EXT_STATUS_MAILBOX; | |
1616 | goto dealloc; | |
1617 | } | |
1618 | ||
1619 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = 0; | |
1620 | ||
1621 | dealloc: | |
1622 | dma_pool_free(ha->s_dma_pool, sfp, sfp_dma); | |
1623 | ||
1624 | done: | |
1625 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1626 | bsg_job->reply->result = DID_OK << 16; | |
1627 | bsg_job->job_done(bsg_job); | |
1628 | ||
1629 | return 0; | |
1630 | } | |
1631 | ||
9ebb5d9c JC |
1632 | static int |
1633 | qla2x00_write_i2c(struct fc_bsg_job *bsg_job) | |
1634 | { | |
1635 | struct Scsi_Host *host = bsg_job->shost; | |
1636 | scsi_qla_host_t *vha = shost_priv(host); | |
1637 | struct qla_hw_data *ha = vha->hw; | |
1638 | int rval = 0; | |
1639 | uint8_t bsg[DMA_POOL_SIZE]; | |
1640 | struct qla_i2c_access *i2c = (void *)bsg; | |
1641 | dma_addr_t sfp_dma; | |
1642 | uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma); | |
1643 | if (!sfp) { | |
1644 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1645 | EXT_STATUS_NO_MEMORY; | |
1646 | goto done; | |
1647 | } | |
1648 | ||
1649 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
1650 | bsg_job->request_payload.sg_cnt, i2c, sizeof(*i2c)); | |
1651 | ||
1652 | memcpy(sfp, i2c->buffer, i2c->length); | |
1653 | rval = qla2x00_write_sfp(vha, sfp_dma, sfp, | |
1654 | i2c->device, i2c->offset, i2c->length, i2c->option); | |
1655 | ||
1656 | if (rval) { | |
1657 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1658 | EXT_STATUS_MAILBOX; | |
1659 | goto dealloc; | |
1660 | } | |
1661 | ||
1662 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = 0; | |
1663 | ||
1664 | dealloc: | |
1665 | dma_pool_free(ha->s_dma_pool, sfp, sfp_dma); | |
1666 | ||
1667 | done: | |
1668 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1669 | bsg_job->reply->result = DID_OK << 16; | |
1670 | bsg_job->job_done(bsg_job); | |
1671 | ||
1672 | return 0; | |
1673 | } | |
1674 | ||
1675 | static int | |
1676 | qla2x00_read_i2c(struct fc_bsg_job *bsg_job) | |
1677 | { | |
1678 | struct Scsi_Host *host = bsg_job->shost; | |
1679 | scsi_qla_host_t *vha = shost_priv(host); | |
1680 | struct qla_hw_data *ha = vha->hw; | |
1681 | int rval = 0; | |
1682 | uint8_t bsg[DMA_POOL_SIZE]; | |
1683 | struct qla_i2c_access *i2c = (void *)bsg; | |
1684 | dma_addr_t sfp_dma; | |
1685 | uint8_t *sfp = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &sfp_dma); | |
1686 | if (!sfp) { | |
1687 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1688 | EXT_STATUS_NO_MEMORY; | |
1689 | goto done; | |
1690 | } | |
1691 | ||
1692 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
1693 | bsg_job->request_payload.sg_cnt, i2c, sizeof(*i2c)); | |
1694 | ||
1695 | rval = qla2x00_read_sfp(vha, sfp_dma, sfp, | |
1696 | i2c->device, i2c->offset, i2c->length, i2c->option); | |
1697 | ||
1698 | if (rval) { | |
1699 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
1700 | EXT_STATUS_MAILBOX; | |
1701 | goto dealloc; | |
1702 | } | |
1703 | ||
1704 | memcpy(i2c->buffer, sfp, i2c->length); | |
1705 | sg_copy_from_buffer(bsg_job->reply_payload.sg_list, | |
1706 | bsg_job->reply_payload.sg_cnt, i2c, sizeof(*i2c)); | |
1707 | ||
1708 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = 0; | |
1709 | ||
1710 | dealloc: | |
1711 | dma_pool_free(ha->s_dma_pool, sfp, sfp_dma); | |
1712 | ||
1713 | done: | |
1714 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1715 | bsg_job->reply->reply_payload_rcv_len = sizeof(*i2c); | |
1716 | bsg_job->reply->result = DID_OK << 16; | |
1717 | bsg_job->job_done(bsg_job); | |
1718 | ||
1719 | return 0; | |
1720 | } | |
1721 | ||
a9b6f722 SK |
1722 | static int |
1723 | qla24xx_process_bidir_cmd(struct fc_bsg_job *bsg_job) | |
1724 | { | |
1725 | struct Scsi_Host *host = bsg_job->shost; | |
1726 | scsi_qla_host_t *vha = shost_priv(host); | |
1727 | struct qla_hw_data *ha = vha->hw; | |
1728 | uint16_t thread_id; | |
1729 | uint32_t rval = EXT_STATUS_OK; | |
1730 | uint16_t req_sg_cnt = 0; | |
1731 | uint16_t rsp_sg_cnt = 0; | |
1732 | uint16_t nextlid = 0; | |
1733 | uint32_t tot_dsds; | |
1734 | srb_t *sp = NULL; | |
1735 | uint32_t req_data_len = 0; | |
1736 | uint32_t rsp_data_len = 0; | |
1737 | ||
1738 | /* Check the type of the adapter */ | |
1739 | if (!IS_BIDI_CAPABLE(ha)) { | |
1740 | ql_log(ql_log_warn, vha, 0x70a0, | |
1741 | "This adapter is not supported\n"); | |
1742 | rval = EXT_STATUS_NOT_SUPPORTED; | |
1743 | goto done; | |
1744 | } | |
1745 | ||
1746 | if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || | |
1747 | test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) || | |
1748 | test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { | |
1749 | rval = EXT_STATUS_BUSY; | |
1750 | goto done; | |
1751 | } | |
1752 | ||
1753 | /* Check if host is online */ | |
1754 | if (!vha->flags.online) { | |
1755 | ql_log(ql_log_warn, vha, 0x70a1, | |
1756 | "Host is not online\n"); | |
1757 | rval = EXT_STATUS_DEVICE_OFFLINE; | |
1758 | goto done; | |
1759 | } | |
1760 | ||
1761 | /* Check if cable is plugged in or not */ | |
1762 | if (vha->device_flags & DFLG_NO_CABLE) { | |
1763 | ql_log(ql_log_warn, vha, 0x70a2, | |
1764 | "Cable is unplugged...\n"); | |
1765 | rval = EXT_STATUS_INVALID_CFG; | |
1766 | goto done; | |
1767 | } | |
1768 | ||
1769 | /* Check if the switch is connected or not */ | |
1770 | if (ha->current_topology != ISP_CFG_F) { | |
1771 | ql_log(ql_log_warn, vha, 0x70a3, | |
1772 | "Host is not connected to the switch\n"); | |
1773 | rval = EXT_STATUS_INVALID_CFG; | |
1774 | goto done; | |
1775 | } | |
1776 | ||
1777 | /* Check if operating mode is P2P */ | |
1778 | if (ha->operating_mode != P2P) { | |
1779 | ql_log(ql_log_warn, vha, 0x70a4, | |
1780 | "Host is operating mode is not P2p\n"); | |
1781 | rval = EXT_STATUS_INVALID_CFG; | |
1782 | goto done; | |
1783 | } | |
1784 | ||
1785 | thread_id = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
1786 | ||
1787 | mutex_lock(&ha->selflogin_lock); | |
1788 | if (vha->self_login_loop_id == 0) { | |
1789 | /* Initialize all required fields of fcport */ | |
1790 | vha->bidir_fcport.vha = vha; | |
1791 | vha->bidir_fcport.d_id.b.al_pa = vha->d_id.b.al_pa; | |
1792 | vha->bidir_fcport.d_id.b.area = vha->d_id.b.area; | |
1793 | vha->bidir_fcport.d_id.b.domain = vha->d_id.b.domain; | |
1794 | vha->bidir_fcport.loop_id = vha->loop_id; | |
1795 | ||
1796 | if (qla2x00_fabric_login(vha, &(vha->bidir_fcport), &nextlid)) { | |
1797 | ql_log(ql_log_warn, vha, 0x70a7, | |
1798 | "Failed to login port %06X for bidirectional IOCB\n", | |
1799 | vha->bidir_fcport.d_id.b24); | |
1800 | mutex_unlock(&ha->selflogin_lock); | |
1801 | rval = EXT_STATUS_MAILBOX; | |
1802 | goto done; | |
1803 | } | |
1804 | vha->self_login_loop_id = nextlid - 1; | |
1805 | ||
1806 | } | |
1807 | /* Assign the self login loop id to fcport */ | |
1808 | mutex_unlock(&ha->selflogin_lock); | |
1809 | ||
1810 | vha->bidir_fcport.loop_id = vha->self_login_loop_id; | |
1811 | ||
1812 | req_sg_cnt = dma_map_sg(&ha->pdev->dev, | |
1813 | bsg_job->request_payload.sg_list, | |
1814 | bsg_job->request_payload.sg_cnt, | |
1815 | DMA_TO_DEVICE); | |
1816 | ||
1817 | if (!req_sg_cnt) { | |
1818 | rval = EXT_STATUS_NO_MEMORY; | |
1819 | goto done; | |
1820 | } | |
1821 | ||
1822 | rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, | |
1823 | bsg_job->reply_payload.sg_list, bsg_job->reply_payload.sg_cnt, | |
1824 | DMA_FROM_DEVICE); | |
1825 | ||
1826 | if (!rsp_sg_cnt) { | |
1827 | rval = EXT_STATUS_NO_MEMORY; | |
1828 | goto done_unmap_req_sg; | |
1829 | } | |
1830 | ||
1831 | if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) || | |
1832 | (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) { | |
1833 | ql_dbg(ql_dbg_user, vha, 0x70a9, | |
1834 | "Dma mapping resulted in different sg counts " | |
1835 | "[request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt: " | |
1836 | "%x dma_reply_sg_cnt: %x]\n", | |
1837 | bsg_job->request_payload.sg_cnt, req_sg_cnt, | |
1838 | bsg_job->reply_payload.sg_cnt, rsp_sg_cnt); | |
1839 | rval = EXT_STATUS_NO_MEMORY; | |
1840 | goto done_unmap_sg; | |
1841 | } | |
1842 | ||
1843 | if (req_data_len != rsp_data_len) { | |
1844 | rval = EXT_STATUS_BUSY; | |
1845 | ql_log(ql_log_warn, vha, 0x70aa, | |
1846 | "req_data_len != rsp_data_len\n"); | |
1847 | goto done_unmap_sg; | |
1848 | } | |
1849 | ||
1850 | req_data_len = bsg_job->request_payload.payload_len; | |
1851 | rsp_data_len = bsg_job->reply_payload.payload_len; | |
1852 | ||
1853 | ||
1854 | /* Alloc SRB structure */ | |
1855 | sp = qla2x00_get_sp(vha, &(vha->bidir_fcport), GFP_KERNEL); | |
1856 | if (!sp) { | |
1857 | ql_dbg(ql_dbg_user, vha, 0x70ac, | |
1858 | "Alloc SRB structure failed\n"); | |
1859 | rval = EXT_STATUS_NO_MEMORY; | |
1860 | goto done_unmap_sg; | |
1861 | } | |
1862 | ||
1863 | /*Populate srb->ctx with bidir ctx*/ | |
1864 | sp->u.bsg_job = bsg_job; | |
1865 | sp->free = qla2x00_bsg_sp_free; | |
1866 | sp->type = SRB_BIDI_CMD; | |
1867 | sp->done = qla2x00_bsg_job_done; | |
1868 | ||
1869 | /* Add the read and write sg count */ | |
1870 | tot_dsds = rsp_sg_cnt + req_sg_cnt; | |
1871 | ||
1872 | rval = qla2x00_start_bidir(sp, vha, tot_dsds); | |
1873 | if (rval != EXT_STATUS_OK) | |
1874 | goto done_free_srb; | |
1875 | /* the bsg request will be completed in the interrupt handler */ | |
1876 | return rval; | |
1877 | ||
1878 | done_free_srb: | |
1879 | mempool_free(sp, ha->srb_mempool); | |
1880 | done_unmap_sg: | |
1881 | dma_unmap_sg(&ha->pdev->dev, | |
1882 | bsg_job->reply_payload.sg_list, | |
1883 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
1884 | done_unmap_req_sg: | |
1885 | dma_unmap_sg(&ha->pdev->dev, | |
1886 | bsg_job->request_payload.sg_list, | |
1887 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
1888 | done: | |
1889 | ||
1890 | /* Return an error vendor specific response | |
1891 | * and complete the bsg request | |
1892 | */ | |
1893 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = rval; | |
1894 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
1895 | bsg_job->reply->reply_payload_rcv_len = 0; | |
1896 | bsg_job->reply->result = (DID_OK) << 16; | |
1897 | bsg_job->job_done(bsg_job); | |
9e03aa2f | 1898 | /* Always return success, vendor rsp carries correct status */ |
a9b6f722 SK |
1899 | return 0; |
1900 | } | |
1901 | ||
8ae6d9c7 GM |
1902 | static int |
1903 | qlafx00_mgmt_cmd(struct fc_bsg_job *bsg_job) | |
1904 | { | |
1905 | struct Scsi_Host *host = bsg_job->shost; | |
1906 | scsi_qla_host_t *vha = shost_priv(host); | |
1907 | struct qla_hw_data *ha = vha->hw; | |
1908 | int rval = (DRIVER_ERROR << 16); | |
1909 | struct qla_mt_iocb_rqst_fx00 *piocb_rqst; | |
1910 | srb_t *sp; | |
1911 | int req_sg_cnt = 0, rsp_sg_cnt = 0; | |
1912 | struct fc_port *fcport; | |
1913 | char *type = "FC_BSG_HST_FX_MGMT"; | |
1914 | ||
1915 | /* Copy the IOCB specific information */ | |
1916 | piocb_rqst = (struct qla_mt_iocb_rqst_fx00 *) | |
1917 | &bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; | |
1918 | ||
1919 | /* Dump the vendor information */ | |
1920 | ql_dump_buffer(ql_dbg_user + ql_dbg_verbose , vha, 0x70cf, | |
1921 | (uint8_t *)piocb_rqst, sizeof(struct qla_mt_iocb_rqst_fx00)); | |
1922 | ||
1923 | if (!vha->flags.online) { | |
1924 | ql_log(ql_log_warn, vha, 0x70d0, | |
1925 | "Host is not online.\n"); | |
1926 | rval = -EIO; | |
1927 | goto done; | |
1928 | } | |
1929 | ||
1930 | if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) { | |
1931 | req_sg_cnt = dma_map_sg(&ha->pdev->dev, | |
1932 | bsg_job->request_payload.sg_list, | |
1933 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
1934 | if (!req_sg_cnt) { | |
1935 | ql_log(ql_log_warn, vha, 0x70c7, | |
1936 | "dma_map_sg return %d for request\n", req_sg_cnt); | |
1937 | rval = -ENOMEM; | |
1938 | goto done; | |
1939 | } | |
1940 | } | |
1941 | ||
1942 | if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) { | |
1943 | rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, | |
1944 | bsg_job->reply_payload.sg_list, | |
1945 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
1946 | if (!rsp_sg_cnt) { | |
1947 | ql_log(ql_log_warn, vha, 0x70c8, | |
1948 | "dma_map_sg return %d for reply\n", rsp_sg_cnt); | |
1949 | rval = -ENOMEM; | |
1950 | goto done_unmap_req_sg; | |
1951 | } | |
1952 | } | |
1953 | ||
1954 | ql_dbg(ql_dbg_user, vha, 0x70c9, | |
1955 | "request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt:%x " | |
1956 | "dma_reply_sg_cnt: %x\n", bsg_job->request_payload.sg_cnt, | |
1957 | req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt); | |
1958 | ||
1959 | /* Allocate a dummy fcport structure, since functions preparing the | |
1960 | * IOCB and mailbox command retrieves port specific information | |
1961 | * from fcport structure. For Host based ELS commands there will be | |
1962 | * no fcport structure allocated | |
1963 | */ | |
1964 | fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL); | |
1965 | if (!fcport) { | |
1966 | ql_log(ql_log_warn, vha, 0x70ca, | |
1967 | "Failed to allocate fcport.\n"); | |
1968 | rval = -ENOMEM; | |
1969 | goto done_unmap_rsp_sg; | |
1970 | } | |
1971 | ||
1972 | /* Alloc SRB structure */ | |
1973 | sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); | |
1974 | if (!sp) { | |
1975 | ql_log(ql_log_warn, vha, 0x70cb, | |
1976 | "qla2x00_get_sp failed.\n"); | |
1977 | rval = -ENOMEM; | |
1978 | goto done_free_fcport; | |
1979 | } | |
1980 | ||
1981 | /* Initialize all required fields of fcport */ | |
1982 | fcport->vha = vha; | |
1983 | fcport->loop_id = piocb_rqst->dataword; | |
1984 | ||
1985 | sp->type = SRB_FXIOCB_BCMD; | |
1986 | sp->name = "bsg_fx_mgmt"; | |
1987 | sp->iocbs = qla24xx_calc_ct_iocbs(req_sg_cnt + rsp_sg_cnt); | |
1988 | sp->u.bsg_job = bsg_job; | |
1989 | sp->free = qla2x00_bsg_sp_free; | |
1990 | sp->done = qla2x00_bsg_job_done; | |
1991 | ||
1992 | ql_dbg(ql_dbg_user, vha, 0x70cc, | |
1993 | "bsg rqst type: %s fx_mgmt_type: %x id=%x\n", | |
1994 | type, piocb_rqst->func_type, fcport->loop_id); | |
1995 | ||
1996 | rval = qla2x00_start_sp(sp); | |
1997 | if (rval != QLA_SUCCESS) { | |
1998 | ql_log(ql_log_warn, vha, 0x70cd, | |
1999 | "qla2x00_start_sp failed=%d.\n", rval); | |
2000 | mempool_free(sp, ha->srb_mempool); | |
2001 | rval = -EIO; | |
2002 | goto done_free_fcport; | |
2003 | } | |
2004 | return rval; | |
2005 | ||
2006 | done_free_fcport: | |
2007 | kfree(fcport); | |
2008 | ||
2009 | done_unmap_rsp_sg: | |
2010 | if (piocb_rqst->flags & SRB_FXDISC_RESP_DMA_VALID) | |
2011 | dma_unmap_sg(&ha->pdev->dev, | |
2012 | bsg_job->reply_payload.sg_list, | |
2013 | bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); | |
2014 | done_unmap_req_sg: | |
2015 | if (piocb_rqst->flags & SRB_FXDISC_REQ_DMA_VALID) | |
2016 | dma_unmap_sg(&ha->pdev->dev, | |
2017 | bsg_job->request_payload.sg_list, | |
2018 | bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); | |
2019 | ||
2020 | done: | |
2021 | return rval; | |
2022 | } | |
2023 | ||
db64e930 JC |
2024 | static int |
2025 | qla26xx_serdes_op(struct fc_bsg_job *bsg_job) | |
2026 | { | |
2027 | struct Scsi_Host *host = bsg_job->shost; | |
2028 | scsi_qla_host_t *vha = shost_priv(host); | |
2029 | int rval = 0; | |
2030 | struct qla_serdes_reg sr; | |
2031 | ||
2032 | memset(&sr, 0, sizeof(sr)); | |
2033 | ||
2034 | sg_copy_to_buffer(bsg_job->request_payload.sg_list, | |
2035 | bsg_job->request_payload.sg_cnt, &sr, sizeof(sr)); | |
2036 | ||
2037 | switch (sr.cmd) { | |
2038 | case INT_SC_SERDES_WRITE_REG: | |
2039 | rval = qla2x00_write_serdes_word(vha, sr.addr, sr.val); | |
2040 | bsg_job->reply->reply_payload_rcv_len = 0; | |
2041 | break; | |
2042 | case INT_SC_SERDES_READ_REG: | |
2043 | rval = qla2x00_read_serdes_word(vha, sr.addr, &sr.val); | |
2044 | sg_copy_from_buffer(bsg_job->reply_payload.sg_list, | |
2045 | bsg_job->reply_payload.sg_cnt, &sr, sizeof(sr)); | |
2046 | bsg_job->reply->reply_payload_rcv_len = sizeof(sr); | |
2047 | break; | |
2048 | default: | |
2049 | ql_log(ql_log_warn, vha, 0x708c, | |
2050 | "Unknown serdes cmd %x.\n", sr.cmd); | |
2051 | rval = -EDOM; | |
2052 | break; | |
2053 | } | |
2054 | ||
2055 | bsg_job->reply->reply_data.vendor_reply.vendor_rsp[0] = | |
2056 | rval ? EXT_STATUS_MAILBOX : 0; | |
2057 | ||
2058 | bsg_job->reply_len = sizeof(struct fc_bsg_reply); | |
2059 | bsg_job->reply->result = DID_OK << 16; | |
2060 | bsg_job->job_done(bsg_job); | |
2061 | return 0; | |
2062 | } | |
2063 | ||
6e98016c GM |
2064 | static int |
2065 | qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job) | |
2066 | { | |
2067 | switch (bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]) { | |
2068 | case QL_VND_LOOPBACK: | |
2069 | return qla2x00_process_loopback(bsg_job); | |
2070 | ||
2071 | case QL_VND_A84_RESET: | |
2072 | return qla84xx_reset(bsg_job); | |
2073 | ||
2074 | case QL_VND_A84_UPDATE_FW: | |
2075 | return qla84xx_updatefw(bsg_job); | |
2076 | ||
2077 | case QL_VND_A84_MGMT_CMD: | |
2078 | return qla84xx_mgmt_cmd(bsg_job); | |
2079 | ||
2080 | case QL_VND_IIDMA: | |
2081 | return qla24xx_iidma(bsg_job); | |
2082 | ||
09ff701a SR |
2083 | case QL_VND_FCP_PRIO_CFG_CMD: |
2084 | return qla24xx_proc_fcp_prio_cfg_cmd(bsg_job); | |
2085 | ||
f19af163 HZ |
2086 | case QL_VND_READ_FLASH: |
2087 | return qla2x00_read_optrom(bsg_job); | |
2088 | ||
2089 | case QL_VND_UPDATE_FLASH: | |
2090 | return qla2x00_update_optrom(bsg_job); | |
2091 | ||
697a4bc6 JC |
2092 | case QL_VND_SET_FRU_VERSION: |
2093 | return qla2x00_update_fru_versions(bsg_job); | |
2094 | ||
2095 | case QL_VND_READ_FRU_STATUS: | |
2096 | return qla2x00_read_fru_status(bsg_job); | |
2097 | ||
2098 | case QL_VND_WRITE_FRU_STATUS: | |
2099 | return qla2x00_write_fru_status(bsg_job); | |
2100 | ||
9ebb5d9c JC |
2101 | case QL_VND_WRITE_I2C: |
2102 | return qla2x00_write_i2c(bsg_job); | |
2103 | ||
2104 | case QL_VND_READ_I2C: | |
2105 | return qla2x00_read_i2c(bsg_job); | |
2106 | ||
a9b6f722 SK |
2107 | case QL_VND_DIAG_IO_CMD: |
2108 | return qla24xx_process_bidir_cmd(bsg_job); | |
2109 | ||
8ae6d9c7 GM |
2110 | case QL_VND_FX00_MGMT_CMD: |
2111 | return qlafx00_mgmt_cmd(bsg_job); | |
db64e930 JC |
2112 | |
2113 | case QL_VND_SERDES_OP: | |
2114 | return qla26xx_serdes_op(bsg_job); | |
2115 | ||
6e98016c | 2116 | default: |
6e98016c GM |
2117 | return -ENOSYS; |
2118 | } | |
2119 | } | |
2120 | ||
2121 | int | |
2122 | qla24xx_bsg_request(struct fc_bsg_job *bsg_job) | |
2123 | { | |
2124 | int ret = -EINVAL; | |
7c3df132 SK |
2125 | struct fc_rport *rport; |
2126 | fc_port_t *fcport = NULL; | |
2127 | struct Scsi_Host *host; | |
2128 | scsi_qla_host_t *vha; | |
2129 | ||
b7bfbe12 AV |
2130 | /* In case no data transferred. */ |
2131 | bsg_job->reply->reply_payload_rcv_len = 0; | |
2132 | ||
7c3df132 SK |
2133 | if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) { |
2134 | rport = bsg_job->rport; | |
2135 | fcport = *(fc_port_t **) rport->dd_data; | |
2136 | host = rport_to_shost(rport); | |
2137 | vha = shost_priv(host); | |
2138 | } else { | |
2139 | host = bsg_job->shost; | |
2140 | vha = shost_priv(host); | |
2141 | } | |
2142 | ||
d051a5aa AV |
2143 | if (qla2x00_reset_active(vha)) { |
2144 | ql_dbg(ql_dbg_user, vha, 0x709f, | |
2145 | "BSG: ISP abort active/needed -- cmd=%d.\n", | |
2146 | bsg_job->request->msgcode); | |
d051a5aa AV |
2147 | return -EBUSY; |
2148 | } | |
2149 | ||
7c3df132 | 2150 | ql_dbg(ql_dbg_user, vha, 0x7000, |
cfb0919c | 2151 | "Entered %s msgcode=0x%x.\n", __func__, bsg_job->request->msgcode); |
6e98016c GM |
2152 | |
2153 | switch (bsg_job->request->msgcode) { | |
2154 | case FC_BSG_RPT_ELS: | |
2155 | case FC_BSG_HST_ELS_NOLOGIN: | |
2156 | ret = qla2x00_process_els(bsg_job); | |
2157 | break; | |
2158 | case FC_BSG_HST_CT: | |
2159 | ret = qla2x00_process_ct(bsg_job); | |
2160 | break; | |
2161 | case FC_BSG_HST_VENDOR: | |
2162 | ret = qla2x00_process_vendor_specific(bsg_job); | |
2163 | break; | |
2164 | case FC_BSG_HST_ADD_RPORT: | |
2165 | case FC_BSG_HST_DEL_RPORT: | |
2166 | case FC_BSG_RPT_CT: | |
2167 | default: | |
7c3df132 | 2168 | ql_log(ql_log_warn, vha, 0x705a, "Unsupported BSG request.\n"); |
6e98016c | 2169 | break; |
6c452a45 | 2170 | } |
6e98016c GM |
2171 | return ret; |
2172 | } | |
2173 | ||
2174 | int | |
2175 | qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job) | |
2176 | { | |
2177 | scsi_qla_host_t *vha = shost_priv(bsg_job->shost); | |
2178 | struct qla_hw_data *ha = vha->hw; | |
2179 | srb_t *sp; | |
2180 | int cnt, que; | |
2181 | unsigned long flags; | |
2182 | struct req_que *req; | |
6e98016c GM |
2183 | |
2184 | /* find the bsg job from the active list of commands */ | |
2185 | spin_lock_irqsave(&ha->hardware_lock, flags); | |
2186 | for (que = 0; que < ha->max_req_queues; que++) { | |
2187 | req = ha->req_q_map[que]; | |
2188 | if (!req) | |
2189 | continue; | |
2190 | ||
8d93f550 | 2191 | for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) { |
6e98016c | 2192 | sp = req->outstanding_cmds[cnt]; |
6e98016c | 2193 | if (sp) { |
9ba56b95 | 2194 | if (((sp->type == SRB_CT_CMD) || |
8ae6d9c7 GM |
2195 | (sp->type == SRB_ELS_CMD_HST) || |
2196 | (sp->type == SRB_FXIOCB_BCMD)) | |
9ba56b95 | 2197 | && (sp->u.bsg_job == bsg_job)) { |
8edf3edd | 2198 | req->outstanding_cmds[cnt] = NULL; |
900a36e3 | 2199 | spin_unlock_irqrestore(&ha->hardware_lock, flags); |
6e98016c | 2200 | if (ha->isp_ops->abort_command(sp)) { |
7c3df132 SK |
2201 | ql_log(ql_log_warn, vha, 0x7089, |
2202 | "mbx abort_command " | |
2203 | "failed.\n"); | |
6e98016c GM |
2204 | bsg_job->req->errors = |
2205 | bsg_job->reply->result = -EIO; | |
2206 | } else { | |
7c3df132 SK |
2207 | ql_dbg(ql_dbg_user, vha, 0x708a, |
2208 | "mbx abort_command " | |
2209 | "success.\n"); | |
6e98016c GM |
2210 | bsg_job->req->errors = |
2211 | bsg_job->reply->result = 0; | |
2212 | } | |
900a36e3 | 2213 | spin_lock_irqsave(&ha->hardware_lock, flags); |
6e98016c GM |
2214 | goto done; |
2215 | } | |
2216 | } | |
2217 | } | |
2218 | } | |
2219 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
7c3df132 | 2220 | ql_log(ql_log_info, vha, 0x708b, "SRB not found to abort.\n"); |
6e98016c GM |
2221 | bsg_job->req->errors = bsg_job->reply->result = -ENXIO; |
2222 | return 0; | |
2223 | ||
2224 | done: | |
2225 | spin_unlock_irqrestore(&ha->hardware_lock, flags); | |
8edf3edd | 2226 | sp->free(vha, sp); |
6e98016c GM |
2227 | return 0; |
2228 | } |