blob: 07d1767cd26b077bce15cfbd6a675595b32b7c99 [file] [log] [blame]
Giridhar Malavali6e980162010-03-19 17:03:58 -07001/*
2 * QLogic Fibre Channel HBA Driver
Andrew Vasquez07e264b2011-03-30 11:46:23 -07003 * Copyright (c) 2003-2011 QLogic Corporation
Giridhar Malavali6e980162010-03-19 17:03:58 -07004 *
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 */
14inline srb_t *
15qla2x00_get_ctx_bsg_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size)
16{
17 srb_t *sp;
18 struct qla_hw_data *ha = vha->hw;
Madhuranath Iyengar49163922010-05-04 15:01:28 -070019 struct srb_ctx *ctx;
Giridhar Malavali6e980162010-03-19 17:03:58 -070020
21 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
22 if (!sp)
23 goto done;
24 ctx = kzalloc(size, GFP_KERNEL);
25 if (!ctx) {
26 mempool_free(sp, ha->srb_mempool);
27 sp = NULL;
28 goto done;
29 }
30
31 memset(sp, 0, sizeof(*sp));
32 sp->fcport = fcport;
33 sp->ctx = ctx;
34done:
35 return sp;
36}
37
Sarang Radke09ff7012010-03-19 17:03:59 -070038int
Saurav Kashyap7c3df132011-07-14 12:00:13 -070039qla24xx_fcp_prio_cfg_valid(scsi_qla_host_t *vha,
40 struct qla_fcp_prio_cfg *pri_cfg, uint8_t flag)
Sarang Radke09ff7012010-03-19 17:03:59 -070041{
42 int i, ret, num_valid;
43 uint8_t *bcode;
44 struct qla_fcp_prio_entry *pri_entry;
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +050045 uint32_t *bcode_val_ptr, bcode_val;
Sarang Radke09ff7012010-03-19 17:03:59 -070046
47 ret = 1;
48 num_valid = 0;
49 bcode = (uint8_t *)pri_cfg;
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +050050 bcode_val_ptr = (uint32_t *)pri_cfg;
51 bcode_val = (uint32_t)(*bcode_val_ptr);
Sarang Radke09ff7012010-03-19 17:03:59 -070052
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +050053 if (bcode_val == 0xFFFFFFFF) {
54 /* No FCP Priority config data in flash */
Saurav Kashyap7c3df132011-07-14 12:00:13 -070055 ql_dbg(ql_dbg_user, vha, 0x7051,
56 "No FCP Priority config data.\n");
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +050057 return 0;
58 }
59
60 if (bcode[0] != 'H' || bcode[1] != 'Q' || bcode[2] != 'O' ||
61 bcode[3] != 'S') {
62 /* Invalid FCP priority data header*/
Saurav Kashyap7c3df132011-07-14 12:00:13 -070063 ql_dbg(ql_dbg_user, vha, 0x7052,
64 "Invalid FCP Priority data header. bcode=0x%x.\n",
65 bcode_val);
Sarang Radke09ff7012010-03-19 17:03:59 -070066 return 0;
67 }
68 if (flag != 1)
69 return ret;
70
71 pri_entry = &pri_cfg->entry[0];
72 for (i = 0; i < pri_cfg->num_entries; i++) {
73 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
74 num_valid++;
75 pri_entry++;
76 }
77
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +050078 if (num_valid == 0) {
79 /* No valid FCP priority data entries */
Saurav Kashyap7c3df132011-07-14 12:00:13 -070080 ql_dbg(ql_dbg_user, vha, 0x7053,
81 "No valid FCP Priority data entries.\n");
Sarang Radke09ff7012010-03-19 17:03:59 -070082 ret = 0;
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +050083 } else {
84 /* FCP priority data is valid */
Saurav Kashyap7c3df132011-07-14 12:00:13 -070085 ql_dbg(ql_dbg_user, vha, 0x7054,
86 "Valid FCP priority data. num entries = %d.\n",
87 num_valid);
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +050088 }
Sarang Radke09ff7012010-03-19 17:03:59 -070089
90 return ret;
91}
92
93static int
94qla24xx_proc_fcp_prio_cfg_cmd(struct fc_bsg_job *bsg_job)
95{
96 struct Scsi_Host *host = bsg_job->shost;
97 scsi_qla_host_t *vha = shost_priv(host);
98 struct qla_hw_data *ha = vha->hw;
99 int ret = 0;
100 uint32_t len;
101 uint32_t oper;
102
103 bsg_job->reply->reply_payload_rcv_len = 0;
104
Madhuranath Iyengar21090cb2010-12-21 16:00:18 -0800105 if (!(IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))) {
Madhuranath Iyengar2f0f3f42010-07-23 15:28:24 +0500106 ret = -EINVAL;
107 goto exit_fcp_prio_cfg;
108 }
109
Sarang Radke09ff7012010-03-19 17:03:59 -0700110 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
111 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
112 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
113 ret = -EBUSY;
114 goto exit_fcp_prio_cfg;
115 }
116
117 /* Get the sub command */
118 oper = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
119
120 /* Only set config is allowed if config memory is not allocated */
121 if (!ha->fcp_prio_cfg && (oper != QLFC_FCP_PRIO_SET_CONFIG)) {
122 ret = -EINVAL;
123 goto exit_fcp_prio_cfg;
124 }
125 switch (oper) {
126 case QLFC_FCP_PRIO_DISABLE:
127 if (ha->flags.fcp_prio_enabled) {
128 ha->flags.fcp_prio_enabled = 0;
129 ha->fcp_prio_cfg->attributes &=
130 ~FCP_PRIO_ATTR_ENABLE;
131 qla24xx_update_all_fcp_prio(vha);
132 bsg_job->reply->result = DID_OK;
133 } else {
134 ret = -EINVAL;
135 bsg_job->reply->result = (DID_ERROR << 16);
136 goto exit_fcp_prio_cfg;
137 }
138 break;
139
140 case QLFC_FCP_PRIO_ENABLE:
141 if (!ha->flags.fcp_prio_enabled) {
142 if (ha->fcp_prio_cfg) {
143 ha->flags.fcp_prio_enabled = 1;
144 ha->fcp_prio_cfg->attributes |=
145 FCP_PRIO_ATTR_ENABLE;
146 qla24xx_update_all_fcp_prio(vha);
147 bsg_job->reply->result = DID_OK;
148 } else {
149 ret = -EINVAL;
150 bsg_job->reply->result = (DID_ERROR << 16);
151 goto exit_fcp_prio_cfg;
152 }
153 }
154 break;
155
156 case QLFC_FCP_PRIO_GET_CONFIG:
157 len = bsg_job->reply_payload.payload_len;
158 if (!len || len > FCP_PRIO_CFG_SIZE) {
159 ret = -EINVAL;
160 bsg_job->reply->result = (DID_ERROR << 16);
161 goto exit_fcp_prio_cfg;
162 }
163
164 bsg_job->reply->result = DID_OK;
165 bsg_job->reply->reply_payload_rcv_len =
166 sg_copy_from_buffer(
167 bsg_job->reply_payload.sg_list,
168 bsg_job->reply_payload.sg_cnt, ha->fcp_prio_cfg,
169 len);
170
171 break;
172
173 case QLFC_FCP_PRIO_SET_CONFIG:
174 len = bsg_job->request_payload.payload_len;
175 if (!len || len > FCP_PRIO_CFG_SIZE) {
176 bsg_job->reply->result = (DID_ERROR << 16);
177 ret = -EINVAL;
178 goto exit_fcp_prio_cfg;
179 }
180
181 if (!ha->fcp_prio_cfg) {
182 ha->fcp_prio_cfg = vmalloc(FCP_PRIO_CFG_SIZE);
183 if (!ha->fcp_prio_cfg) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700184 ql_log(ql_log_warn, vha, 0x7050,
185 "Unable to allocate memory for fcp prio "
186 "config data (%x).\n", FCP_PRIO_CFG_SIZE);
Sarang Radke09ff7012010-03-19 17:03:59 -0700187 bsg_job->reply->result = (DID_ERROR << 16);
188 ret = -ENOMEM;
189 goto exit_fcp_prio_cfg;
190 }
191 }
192
193 memset(ha->fcp_prio_cfg, 0, FCP_PRIO_CFG_SIZE);
194 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
195 bsg_job->request_payload.sg_cnt, ha->fcp_prio_cfg,
196 FCP_PRIO_CFG_SIZE);
197
198 /* validate fcp priority data */
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700199
200 if (!qla24xx_fcp_prio_cfg_valid(vha,
201 (struct qla_fcp_prio_cfg *) ha->fcp_prio_cfg, 1)) {
Sarang Radke09ff7012010-03-19 17:03:59 -0700202 bsg_job->reply->result = (DID_ERROR << 16);
203 ret = -EINVAL;
204 /* If buffer was invalidatic int
205 * fcp_prio_cfg is of no use
206 */
207 vfree(ha->fcp_prio_cfg);
208 ha->fcp_prio_cfg = NULL;
209 goto exit_fcp_prio_cfg;
210 }
211
212 ha->flags.fcp_prio_enabled = 0;
213 if (ha->fcp_prio_cfg->attributes & FCP_PRIO_ATTR_ENABLE)
214 ha->flags.fcp_prio_enabled = 1;
215 qla24xx_update_all_fcp_prio(vha);
216 bsg_job->reply->result = DID_OK;
217 break;
218 default:
219 ret = -EINVAL;
220 break;
221 }
222exit_fcp_prio_cfg:
223 bsg_job->job_done(bsg_job);
224 return ret;
225}
Giridhar Malavali6e980162010-03-19 17:03:58 -0700226static int
227qla2x00_process_els(struct fc_bsg_job *bsg_job)
228{
229 struct fc_rport *rport;
Harish Zunjarrao08f71e02010-07-23 15:28:33 +0500230 fc_port_t *fcport = NULL;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700231 struct Scsi_Host *host;
232 scsi_qla_host_t *vha;
233 struct qla_hw_data *ha;
234 srb_t *sp;
235 const char *type;
236 int req_sg_cnt, rsp_sg_cnt;
237 int rval = (DRIVER_ERROR << 16);
238 uint16_t nextlid = 0;
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700239 struct srb_ctx *els;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700240
Harish Zunjarrao08f71e02010-07-23 15:28:33 +0500241 if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
242 rport = bsg_job->rport;
243 fcport = *(fc_port_t **) rport->dd_data;
244 host = rport_to_shost(rport);
245 vha = shost_priv(host);
246 ha = vha->hw;
247 type = "FC_BSG_RPT_ELS";
248 } else {
249 host = bsg_job->shost;
250 vha = shost_priv(host);
251 ha = vha->hw;
252 type = "FC_BSG_HST_ELS_NOLOGIN";
253 }
254
255 /* pass through is supported only for ISP 4Gb or higher */
256 if (!IS_FWI2_CAPABLE(ha)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700257 ql_dbg(ql_dbg_user, vha, 0x7001,
258 "ELS passthru not supported for ISP23xx based adapters.\n");
Harish Zunjarrao08f71e02010-07-23 15:28:33 +0500259 rval = -EPERM;
260 goto done;
261 }
262
Giridhar Malavali6e980162010-03-19 17:03:58 -0700263 /* Multiple SG's are not supported for ELS requests */
264 if (bsg_job->request_payload.sg_cnt > 1 ||
265 bsg_job->reply_payload.sg_cnt > 1) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700266 ql_dbg(ql_dbg_user, vha, 0x7002,
267 "Multiple SG's are not suppored for ELS requests, "
268 "request_sg_cnt=%x reply_sg_cnt=%x.\n",
269 bsg_job->request_payload.sg_cnt,
270 bsg_job->reply_payload.sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700271 rval = -EPERM;
272 goto done;
273 }
274
275 /* ELS request for rport */
276 if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
Giridhar Malavali6e980162010-03-19 17:03:58 -0700277 /* make sure the rport is logged in,
278 * if not perform fabric login
279 */
280 if (qla2x00_fabric_login(vha, fcport, &nextlid)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700281 ql_dbg(ql_dbg_user, vha, 0x7003,
282 "Failed to login port %06X for ELS passthru.\n",
283 fcport->d_id.b24);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700284 rval = -EIO;
285 goto done;
286 }
287 } else {
Giridhar Malavali6e980162010-03-19 17:03:58 -0700288 /* Allocate a dummy fcport structure, since functions
289 * preparing the IOCB and mailbox command retrieves port
290 * specific information from fcport structure. For Host based
291 * ELS commands there will be no fcport structure allocated
292 */
293 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
294 if (!fcport) {
295 rval = -ENOMEM;
296 goto done;
297 }
298
299 /* Initialize all required fields of fcport */
300 fcport->vha = vha;
301 fcport->vp_idx = vha->vp_idx;
302 fcport->d_id.b.al_pa =
303 bsg_job->request->rqst_data.h_els.port_id[0];
304 fcport->d_id.b.area =
305 bsg_job->request->rqst_data.h_els.port_id[1];
306 fcport->d_id.b.domain =
307 bsg_job->request->rqst_data.h_els.port_id[2];
308 fcport->loop_id =
309 (fcport->d_id.b.al_pa == 0xFD) ?
310 NPH_FABRIC_CONTROLLER : NPH_F_PORT;
311 }
312
313 if (!vha->flags.online) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700314 ql_log(ql_log_warn, vha, 0x7005, "Host not online.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700315 rval = -EIO;
316 goto done;
317 }
318
319 req_sg_cnt =
320 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
321 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
322 if (!req_sg_cnt) {
323 rval = -ENOMEM;
324 goto done_free_fcport;
325 }
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700326
327 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
328 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700329 if (!rsp_sg_cnt) {
330 rval = -ENOMEM;
331 goto done_free_fcport;
332 }
333
334 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700335 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700336 ql_log(ql_log_warn, vha, 0x7008,
337 "dma mapping resulted in different sg counts, "
338 "request_sg_cnt: %x dma_request_sg_cnt:%x reply_sg_cnt:%x "
339 "dma_reply_sg_cnt:%x.\n", bsg_job->request_payload.sg_cnt,
340 req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700341 rval = -EAGAIN;
342 goto done_unmap_sg;
343 }
344
345 /* Alloc SRB structure */
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700346 sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_ctx));
Giridhar Malavali6e980162010-03-19 17:03:58 -0700347 if (!sp) {
348 rval = -ENOMEM;
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700349 goto done_unmap_sg;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700350 }
351
352 els = sp->ctx;
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700353 els->type =
Giridhar Malavali6e980162010-03-19 17:03:58 -0700354 (bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
355 SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
Madhuranath Iyengar38222632010-05-04 15:01:29 -0700356 els->name =
357 (bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
358 "bsg_els_rpt" : "bsg_els_hst");
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700359 els->u.bsg_job = bsg_job;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700360
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700361 ql_dbg(ql_dbg_user, vha, 0x700a,
362 "bsg rqst type: %s els type: %x - loop-id=%x "
363 "portid=%-2x%02x%02x.\n", type,
364 bsg_job->request->rqst_data.h_els.command_code, fcport->loop_id,
365 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700366
367 rval = qla2x00_start_sp(sp);
368 if (rval != QLA_SUCCESS) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700369 ql_log(ql_log_warn, vha, 0x700e,
370 "qla2x00_start_sp failed = %d\n", rval);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700371 kfree(sp->ctx);
372 mempool_free(sp, ha->srb_mempool);
373 rval = -EIO;
374 goto done_unmap_sg;
375 }
376 return rval;
377
378done_unmap_sg:
379 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
380 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
381 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
382 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
383 goto done_free_fcport;
384
385done_free_fcport:
386 if (bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN)
387 kfree(fcport);
388done:
389 return rval;
390}
391
392static int
393qla2x00_process_ct(struct fc_bsg_job *bsg_job)
394{
395 srb_t *sp;
396 struct Scsi_Host *host = bsg_job->shost;
397 scsi_qla_host_t *vha = shost_priv(host);
398 struct qla_hw_data *ha = vha->hw;
399 int rval = (DRIVER_ERROR << 16);
400 int req_sg_cnt, rsp_sg_cnt;
401 uint16_t loop_id;
402 struct fc_port *fcport;
403 char *type = "FC_BSG_HST_CT";
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700404 struct srb_ctx *ct;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700405
Giridhar Malavali6e980162010-03-19 17:03:58 -0700406 req_sg_cnt =
407 dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
408 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700409 if (!req_sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700410 ql_log(ql_log_warn, vha, 0x700f,
411 "dma_map_sg return %d for request\n", req_sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700412 rval = -ENOMEM;
413 goto done;
414 }
415
416 rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
417 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
418 if (!rsp_sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700419 ql_log(ql_log_warn, vha, 0x7010,
420 "dma_map_sg return %d for reply\n", rsp_sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700421 rval = -ENOMEM;
422 goto done;
423 }
424
425 if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700426 (rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700427 ql_log(ql_log_warn, vha, 0x7011,
428 "request_sg_cnt: %x dma_request_sg_cnt: %x reply_sg_cnt:%x "
429 "dma_reply_sg_cnt: %x\n", bsg_job->request_payload.sg_cnt,
430 req_sg_cnt, bsg_job->reply_payload.sg_cnt, rsp_sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700431 rval = -EAGAIN;
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700432 goto done_unmap_sg;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700433 }
434
435 if (!vha->flags.online) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700436 ql_log(ql_log_warn, vha, 0x7012,
437 "Host is not online.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700438 rval = -EIO;
439 goto done_unmap_sg;
440 }
441
442 loop_id =
443 (bsg_job->request->rqst_data.h_ct.preamble_word1 & 0xFF000000)
444 >> 24;
445 switch (loop_id) {
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700446 case 0xFC:
447 loop_id = cpu_to_le16(NPH_SNS);
448 break;
449 case 0xFA:
450 loop_id = vha->mgmt_svr_loop_id;
451 break;
452 default:
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700453 ql_dbg(ql_dbg_user, vha, 0x7013,
454 "Unknown loop id: %x.\n", loop_id);
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700455 rval = -EINVAL;
456 goto done_unmap_sg;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700457 }
458
459 /* Allocate a dummy fcport structure, since functions preparing the
460 * IOCB and mailbox command retrieves port specific information
461 * from fcport structure. For Host based ELS commands there will be
462 * no fcport structure allocated
463 */
464 fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700465 if (!fcport) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700466 ql_log(ql_log_warn, vha, 0x7014,
467 "Failed to allocate fcport.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700468 rval = -ENOMEM;
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700469 goto done_unmap_sg;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700470 }
471
472 /* Initialize all required fields of fcport */
473 fcport->vha = vha;
474 fcport->vp_idx = vha->vp_idx;
475 fcport->d_id.b.al_pa = bsg_job->request->rqst_data.h_ct.port_id[0];
476 fcport->d_id.b.area = bsg_job->request->rqst_data.h_ct.port_id[1];
477 fcport->d_id.b.domain = bsg_job->request->rqst_data.h_ct.port_id[2];
478 fcport->loop_id = loop_id;
479
480 /* Alloc SRB structure */
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700481 sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_ctx));
Giridhar Malavali6e980162010-03-19 17:03:58 -0700482 if (!sp) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700483 ql_log(ql_log_warn, vha, 0x7015,
484 "qla2x00_get_ctx_bsg_sp failed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700485 rval = -ENOMEM;
486 goto done_free_fcport;
487 }
488
489 ct = sp->ctx;
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700490 ct->type = SRB_CT_CMD;
Madhuranath Iyengar38222632010-05-04 15:01:29 -0700491 ct->name = "bsg_ct";
Madhuranath Iyengar49163922010-05-04 15:01:28 -0700492 ct->u.bsg_job = bsg_job;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700493
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700494 ql_dbg(ql_dbg_user, vha, 0x7016,
495 "bsg rqst type: %s else type: %x - "
496 "loop-id=%x portid=%02x%02x%02x.\n", type,
497 (bsg_job->request->rqst_data.h_ct.preamble_word2 >> 16),
498 fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
499 fcport->d_id.b.al_pa);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700500
501 rval = qla2x00_start_sp(sp);
502 if (rval != QLA_SUCCESS) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700503 ql_log(ql_log_warn, vha, 0x7017,
504 "qla2x00_start_sp failed=%d.\n", rval);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700505 kfree(sp->ctx);
506 mempool_free(sp, ha->srb_mempool);
507 rval = -EIO;
508 goto done_free_fcport;
509 }
510 return rval;
511
512done_free_fcport:
513 kfree(fcport);
514done_unmap_sg:
515 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
516 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
517 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
518 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
519done:
520 return rval;
521}
522
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700523/* Set the port configuration to enable the
524 * internal loopback on ISP81XX
525 */
526static inline int
527qla81xx_set_internal_loopback(scsi_qla_host_t *vha, uint16_t *config,
528 uint16_t *new_config)
529{
530 int ret = 0;
531 int rval = 0;
532 struct qla_hw_data *ha = vha->hw;
533
534 if (!IS_QLA81XX(ha))
535 goto done_set_internal;
536
537 new_config[0] = config[0] | (ENABLE_INTERNAL_LOOPBACK << 1);
538 memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ;
539
540 ha->notify_dcbx_comp = 1;
541 ret = qla81xx_set_port_config(vha, new_config);
542 if (ret != QLA_SUCCESS) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700543 ql_log(ql_log_warn, vha, 0x7021,
544 "set port config failed.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700545 ha->notify_dcbx_comp = 0;
546 rval = -EINVAL;
547 goto done_set_internal;
548 }
549
550 /* Wait for DCBX complete event */
551 if (!wait_for_completion_timeout(&ha->dcbx_comp, (20 * HZ))) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700552 ql_dbg(ql_dbg_user, vha, 0x7022,
553 "State change notification not received.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700554 } else
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700555 ql_dbg(ql_dbg_user, vha, 0x7023,
556 "State change received.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700557
558 ha->notify_dcbx_comp = 0;
559
560done_set_internal:
561 return rval;
562}
563
564/* Set the port configuration to disable the
565 * internal loopback on ISP81XX
566 */
567static inline int
568qla81xx_reset_internal_loopback(scsi_qla_host_t *vha, uint16_t *config,
569 int wait)
570{
571 int ret = 0;
572 int rval = 0;
573 uint16_t new_config[4];
574 struct qla_hw_data *ha = vha->hw;
575
576 if (!IS_QLA81XX(ha))
577 goto done_reset_internal;
578
579 memset(new_config, 0 , sizeof(new_config));
580 if ((config[0] & INTERNAL_LOOPBACK_MASK) >> 1 ==
581 ENABLE_INTERNAL_LOOPBACK) {
582 new_config[0] = config[0] & ~INTERNAL_LOOPBACK_MASK;
583 memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ;
584
585 ha->notify_dcbx_comp = wait;
586 ret = qla81xx_set_port_config(vha, new_config);
587 if (ret != QLA_SUCCESS) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700588 ql_log(ql_log_warn, vha, 0x7025,
589 "Set port config failed.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700590 ha->notify_dcbx_comp = 0;
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,
597 (20 * HZ))) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700598 ql_dbg(ql_dbg_user, vha, 0x7026,
599 "State change notification not received.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700600 ha->notify_dcbx_comp = 0;
601 rval = -EINVAL;
602 goto done_reset_internal;
603 } else
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700604 ql_dbg(ql_dbg_user, vha, 0x7027,
605 "State change received.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700606
607 ha->notify_dcbx_comp = 0;
608 }
609done_reset_internal:
610 return rval;
611}
612
Giridhar Malavali6e980162010-03-19 17:03:58 -0700613static int
614qla2x00_process_loopback(struct fc_bsg_job *bsg_job)
615{
616 struct Scsi_Host *host = bsg_job->shost;
617 scsi_qla_host_t *vha = shost_priv(host);
618 struct qla_hw_data *ha = vha->hw;
619 int rval;
620 uint8_t command_sent;
621 char *type;
622 struct msg_echo_lb elreq;
623 uint16_t response[MAILBOX_REGISTER_COUNT];
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700624 uint16_t config[4], new_config[4];
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700625 uint8_t *fw_sts_ptr;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700626 uint8_t *req_data = NULL;
627 dma_addr_t req_data_dma;
628 uint32_t req_data_len;
629 uint8_t *rsp_data = NULL;
630 dma_addr_t rsp_data_dma;
631 uint32_t rsp_data_len;
632
633 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
634 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700635 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
636 ql_log(ql_log_warn, vha, 0x7018, "Abort active or needed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700637 return -EBUSY;
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700638 }
Giridhar Malavali6e980162010-03-19 17:03:58 -0700639
640 if (!vha->flags.online) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700641 ql_log(ql_log_warn, vha, 0x7019, "Host is not online.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700642 return -EIO;
643 }
644
645 elreq.req_sg_cnt = dma_map_sg(&ha->pdev->dev,
646 bsg_job->request_payload.sg_list, bsg_job->request_payload.sg_cnt,
647 DMA_TO_DEVICE);
648
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700649 if (!elreq.req_sg_cnt) {
650 ql_log(ql_log_warn, vha, 0x701a,
651 "dma_map_sg returned %d for request.\n", elreq.req_sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700652 return -ENOMEM;
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700653 }
Giridhar Malavali6e980162010-03-19 17:03:58 -0700654
655 elreq.rsp_sg_cnt = dma_map_sg(&ha->pdev->dev,
656 bsg_job->reply_payload.sg_list, bsg_job->reply_payload.sg_cnt,
657 DMA_FROM_DEVICE);
658
659 if (!elreq.rsp_sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700660 ql_log(ql_log_warn, vha, 0x701b,
661 "dma_map_sg returned %d for reply.\n", elreq.rsp_sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700662 rval = -ENOMEM;
663 goto done_unmap_req_sg;
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700664 }
Giridhar Malavali6e980162010-03-19 17:03:58 -0700665
666 if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
667 (elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700668 ql_log(ql_log_warn, vha, 0x701c,
669 "dma mapping resulted in different sg counts, "
670 "request_sg_cnt: %x dma_request_sg_cnt: %x "
671 "reply_sg_cnt: %x dma_reply_sg_cnt: %x.\n",
672 bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt,
673 bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700674 rval = -EAGAIN;
675 goto done_unmap_sg;
676 }
677 req_data_len = rsp_data_len = bsg_job->request_payload.payload_len;
678 req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len,
679 &req_data_dma, GFP_KERNEL);
680 if (!req_data) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700681 ql_log(ql_log_warn, vha, 0x701d,
682 "dma alloc failed for req_data.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700683 rval = -ENOMEM;
684 goto done_unmap_sg;
685 }
686
687 rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len,
688 &rsp_data_dma, GFP_KERNEL);
689 if (!rsp_data) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700690 ql_log(ql_log_warn, vha, 0x7004,
691 "dma alloc failed for rsp_data.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700692 rval = -ENOMEM;
693 goto done_free_dma_req;
694 }
695
696 /* Copy the request buffer in req_data now */
697 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
698 bsg_job->request_payload.sg_cnt, req_data, req_data_len);
699
700 elreq.send_dma = req_data_dma;
701 elreq.rcv_dma = rsp_data_dma;
702 elreq.transfer_size = req_data_len;
703
704 elreq.options = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
705
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700706 if ((ha->current_topology == ISP_CFG_F ||
707 (IS_QLA81XX(ha) &&
708 le32_to_cpu(*(uint32_t *)req_data) == ELS_OPCODE_BYTE
709 && req_data_len == MAX_ELS_FRAME_PAYLOAD)) &&
710 elreq.options == EXTERNAL_LOOPBACK) {
Giridhar Malavali6e980162010-03-19 17:03:58 -0700711 type = "FC_BSG_HST_VENDOR_ECHO_DIAG";
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700712 ql_dbg(ql_dbg_user, vha, 0x701e,
713 "BSG request type: %s.\n", type);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700714 command_sent = INT_DEF_LB_ECHO_CMD;
715 rval = qla2x00_echo_test(vha, &elreq, response);
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700716 } else {
717 if (IS_QLA81XX(ha)) {
718 memset(config, 0, sizeof(config));
719 memset(new_config, 0, sizeof(new_config));
720 if (qla81xx_get_port_config(vha, config)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700721 ql_log(ql_log_warn, vha, 0x701f,
722 "Get port config failed.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700723 bsg_job->reply->reply_payload_rcv_len = 0;
724 bsg_job->reply->result = (DID_ERROR << 16);
725 rval = -EPERM;
726 goto done_free_dma_req;
727 }
728
729 if (elreq.options != EXTERNAL_LOOPBACK) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700730 ql_dbg(ql_dbg_user, vha, 0x7020,
731 "Internal: curent port config = %x\n",
732 config[0]);
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700733 if (qla81xx_set_internal_loopback(vha, config,
734 new_config)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700735 ql_log(ql_log_warn, vha, 0x7024,
736 "Internal loopback failed.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700737 bsg_job->reply->reply_payload_rcv_len =
738 0;
739 bsg_job->reply->result =
740 (DID_ERROR << 16);
741 rval = -EPERM;
742 goto done_free_dma_req;
743 }
744 } else {
745 /* For external loopback to work
746 * ensure internal loopback is disabled
747 */
748 if (qla81xx_reset_internal_loopback(vha,
749 config, 1)) {
750 bsg_job->reply->reply_payload_rcv_len =
751 0;
752 bsg_job->reply->result =
753 (DID_ERROR << 16);
754 rval = -EPERM;
755 goto done_free_dma_req;
756 }
757 }
758
759 type = "FC_BSG_HST_VENDOR_LOOPBACK";
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700760 ql_dbg(ql_dbg_user, vha, 0x7028,
761 "BSG request type: %s.\n", type);
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700762
763 command_sent = INT_DEF_LB_LOOPBACK_CMD;
764 rval = qla2x00_loopback_test(vha, &elreq, response);
765
Joe Carnuccio4052bd52010-12-21 16:00:17 -0800766 if (new_config[0]) {
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700767 /* Revert back to original port config
768 * Also clear internal loopback
769 */
770 qla81xx_reset_internal_loopback(vha,
771 new_config, 0);
772 }
773
774 if (response[0] == MBS_COMMAND_ERROR &&
775 response[1] == MBS_LB_RESET) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700776 ql_log(ql_log_warn, vha, 0x7029,
777 "MBX command error, Aborting ISP.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700778 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
779 qla2xxx_wake_dpc(vha);
780 qla2x00_wait_for_chip_reset(vha);
781 /* Also reset the MPI */
782 if (qla81xx_restart_mpi_firmware(vha) !=
783 QLA_SUCCESS) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700784 ql_log(ql_log_warn, vha, 0x702a,
785 "MPI reset failed.\n");
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700786 }
787
788 bsg_job->reply->reply_payload_rcv_len = 0;
789 bsg_job->reply->result = (DID_ERROR << 16);
790 rval = -EIO;
791 goto done_free_dma_req;
792 }
793 } else {
794 type = "FC_BSG_HST_VENDOR_LOOPBACK";
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700795 ql_dbg(ql_dbg_user, vha, 0x702b,
796 "BSG request type: %s.\n", type);
Sarang Radke23f2ebd2010-05-28 15:08:21 -0700797 command_sent = INT_DEF_LB_LOOPBACK_CMD;
798 rval = qla2x00_loopback_test(vha, &elreq, response);
799 }
Giridhar Malavali6e980162010-03-19 17:03:58 -0700800 }
801
802 if (rval) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700803 ql_log(ql_log_warn, vha, 0x702c,
804 "Vendor request %s failed.\n", type);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700805
806 fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) +
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700807 sizeof(struct fc_bsg_reply);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700808
809 memcpy(fw_sts_ptr, response, sizeof(response));
810 fw_sts_ptr += sizeof(response);
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700811 *fw_sts_ptr = command_sent;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700812 rval = 0;
813 bsg_job->reply->reply_payload_rcv_len = 0;
814 bsg_job->reply->result = (DID_ERROR << 16);
815 } else {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700816 ql_dbg(ql_dbg_user, vha, 0x702d,
817 "Vendor request %s completed.\n", type);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700818
819 bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
820 sizeof(response) + sizeof(uint8_t);
821 bsg_job->reply->reply_payload_rcv_len =
822 bsg_job->reply_payload.payload_len;
823 fw_sts_ptr = ((uint8_t *)bsg_job->req->sense) +
824 sizeof(struct fc_bsg_reply);
825 memcpy(fw_sts_ptr, response, sizeof(response));
826 fw_sts_ptr += sizeof(response);
827 *fw_sts_ptr = command_sent;
828 bsg_job->reply->result = DID_OK;
829 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
830 bsg_job->reply_payload.sg_cnt, rsp_data,
831 rsp_data_len);
832 }
833 bsg_job->job_done(bsg_job);
834
835 dma_free_coherent(&ha->pdev->dev, rsp_data_len,
836 rsp_data, rsp_data_dma);
837done_free_dma_req:
838 dma_free_coherent(&ha->pdev->dev, req_data_len,
839 req_data, req_data_dma);
840done_unmap_sg:
841 dma_unmap_sg(&ha->pdev->dev,
842 bsg_job->reply_payload.sg_list,
843 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
844done_unmap_req_sg:
845 dma_unmap_sg(&ha->pdev->dev,
846 bsg_job->request_payload.sg_list,
847 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
Andrew Vasquez6c452a42010-03-19 17:04:02 -0700848 return rval;
Giridhar Malavali6e980162010-03-19 17:03:58 -0700849}
850
851static int
852qla84xx_reset(struct fc_bsg_job *bsg_job)
853{
854 struct Scsi_Host *host = bsg_job->shost;
855 scsi_qla_host_t *vha = shost_priv(host);
856 struct qla_hw_data *ha = vha->hw;
857 int rval = 0;
858 uint32_t flag;
859
860 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
861 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700862 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
863 ql_log(ql_log_warn, vha, 0x702e, "Abort active or needed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700864 return -EBUSY;
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700865 }
Giridhar Malavali6e980162010-03-19 17:03:58 -0700866
867 if (!IS_QLA84XX(ha)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700868 ql_dbg(ql_dbg_user, vha, 0x702f, "Not 84xx, exiting.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700869 return -EINVAL;
870 }
871
872 flag = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
873
874 rval = qla84xx_reset_chip(vha, flag == A84_ISSUE_RESET_DIAG_FW);
875
876 if (rval) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700877 ql_log(ql_log_warn, vha, 0x7030,
878 "Vendor request 84xx reset failed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700879 rval = bsg_job->reply->reply_payload_rcv_len = 0;
880 bsg_job->reply->result = (DID_ERROR << 16);
881
882 } else {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700883 ql_dbg(ql_dbg_user, vha, 0x7031,
884 "Vendor request 84xx reset completed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700885 bsg_job->reply->result = DID_OK;
886 }
887
888 bsg_job->job_done(bsg_job);
889 return rval;
890}
891
892static int
893qla84xx_updatefw(struct fc_bsg_job *bsg_job)
894{
895 struct Scsi_Host *host = bsg_job->shost;
896 scsi_qla_host_t *vha = shost_priv(host);
897 struct qla_hw_data *ha = vha->hw;
898 struct verify_chip_entry_84xx *mn = NULL;
899 dma_addr_t mn_dma, fw_dma;
900 void *fw_buf = NULL;
901 int rval = 0;
902 uint32_t sg_cnt;
903 uint32_t data_len;
904 uint16_t options;
905 uint32_t flag;
906 uint32_t fw_ver;
907
908 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
909 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
910 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags))
911 return -EBUSY;
912
913 if (!IS_QLA84XX(ha)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700914 ql_dbg(ql_dbg_user, vha, 0x7032,
915 "Not 84xx, exiting.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700916 return -EINVAL;
917 }
918
919 sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
920 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700921 if (!sg_cnt) {
922 ql_log(ql_log_warn, vha, 0x7033,
923 "dma_map_sg returned %d for request.\n", sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700924 return -ENOMEM;
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700925 }
Giridhar Malavali6e980162010-03-19 17:03:58 -0700926
927 if (sg_cnt != bsg_job->request_payload.sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700928 ql_log(ql_log_warn, vha, 0x7034,
929 "DMA mapping resulted in different sg counts, "
930 "request_sg_cnt: %x dma_request_sg_cnt: %x.\n",
931 bsg_job->request_payload.sg_cnt, sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -0700932 rval = -EAGAIN;
933 goto done_unmap_sg;
934 }
935
936 data_len = bsg_job->request_payload.payload_len;
937 fw_buf = dma_alloc_coherent(&ha->pdev->dev, data_len,
938 &fw_dma, GFP_KERNEL);
939 if (!fw_buf) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700940 ql_log(ql_log_warn, vha, 0x7035,
941 "DMA alloc failed for fw_buf.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700942 rval = -ENOMEM;
943 goto done_unmap_sg;
944 }
945
946 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
947 bsg_job->request_payload.sg_cnt, fw_buf, data_len);
948
949 mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
950 if (!mn) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700951 ql_log(ql_log_warn, vha, 0x7036,
952 "DMA alloc failed for fw buffer.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700953 rval = -ENOMEM;
954 goto done_free_fw_buf;
955 }
956
957 flag = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
958 fw_ver = le32_to_cpu(*((uint32_t *)((uint32_t *)fw_buf + 2)));
959
960 memset(mn, 0, sizeof(struct access_chip_84xx));
961 mn->entry_type = VERIFY_CHIP_IOCB_TYPE;
962 mn->entry_count = 1;
963
964 options = VCO_FORCE_UPDATE | VCO_END_OF_DATA;
965 if (flag == A84_ISSUE_UPDATE_DIAGFW_CMD)
966 options |= VCO_DIAG_FW;
967
968 mn->options = cpu_to_le16(options);
969 mn->fw_ver = cpu_to_le32(fw_ver);
970 mn->fw_size = cpu_to_le32(data_len);
971 mn->fw_seq_size = cpu_to_le32(data_len);
972 mn->dseg_address[0] = cpu_to_le32(LSD(fw_dma));
973 mn->dseg_address[1] = cpu_to_le32(MSD(fw_dma));
974 mn->dseg_length = cpu_to_le32(data_len);
975 mn->data_seg_cnt = cpu_to_le16(1);
976
977 rval = qla2x00_issue_iocb_timeout(vha, mn, mn_dma, 0, 120);
978
979 if (rval) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700980 ql_log(ql_log_warn, vha, 0x7037,
981 "Vendor request 84xx updatefw failed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700982
983 rval = bsg_job->reply->reply_payload_rcv_len = 0;
984 bsg_job->reply->result = (DID_ERROR << 16);
985
986 } else {
Saurav Kashyap7c3df132011-07-14 12:00:13 -0700987 ql_dbg(ql_dbg_user, vha, 0x7038,
988 "Vendor request 84xx updatefw completed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -0700989
990 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
991 bsg_job->reply->result = DID_OK;
992 }
993
994 bsg_job->job_done(bsg_job);
995 dma_pool_free(ha->s_dma_pool, mn, mn_dma);
996
997done_free_fw_buf:
998 dma_free_coherent(&ha->pdev->dev, data_len, fw_buf, fw_dma);
999
1000done_unmap_sg:
1001 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1002 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1003
1004 return rval;
1005}
1006
1007static int
1008qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
1009{
1010 struct Scsi_Host *host = bsg_job->shost;
1011 scsi_qla_host_t *vha = shost_priv(host);
1012 struct qla_hw_data *ha = vha->hw;
1013 struct access_chip_84xx *mn = NULL;
1014 dma_addr_t mn_dma, mgmt_dma;
1015 void *mgmt_b = NULL;
1016 int rval = 0;
1017 struct qla_bsg_a84_mgmt *ql84_mgmt;
1018 uint32_t sg_cnt;
Harish Zunjarraod5459082010-03-19 17:04:00 -07001019 uint32_t data_len = 0;
Giridhar Malavali6e980162010-03-19 17:03:58 -07001020 uint32_t dma_direction = DMA_NONE;
1021
1022 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
1023 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001024 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
1025 ql_log(ql_log_warn, vha, 0x7039,
1026 "Abort active or needed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001027 return -EBUSY;
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001028 }
Giridhar Malavali6e980162010-03-19 17:03:58 -07001029
1030 if (!IS_QLA84XX(ha)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001031 ql_log(ql_log_warn, vha, 0x703a,
1032 "Not 84xx, exiting.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001033 return -EINVAL;
1034 }
1035
1036 ql84_mgmt = (struct qla_bsg_a84_mgmt *)((char *)bsg_job->request +
1037 sizeof(struct fc_bsg_request));
1038 if (!ql84_mgmt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001039 ql_log(ql_log_warn, vha, 0x703b,
1040 "MGMT header not provided, exiting.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001041 return -EINVAL;
1042 }
1043
1044 mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
1045 if (!mn) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001046 ql_log(ql_log_warn, vha, 0x703c,
1047 "DMA alloc failed for fw buffer.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001048 return -ENOMEM;
1049 }
1050
1051 memset(mn, 0, sizeof(struct access_chip_84xx));
1052 mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
1053 mn->entry_count = 1;
1054
1055 switch (ql84_mgmt->mgmt.cmd) {
1056 case QLA84_MGMT_READ_MEM:
1057 case QLA84_MGMT_GET_INFO:
1058 sg_cnt = dma_map_sg(&ha->pdev->dev,
1059 bsg_job->reply_payload.sg_list,
1060 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1061 if (!sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001062 ql_log(ql_log_warn, vha, 0x703d,
1063 "dma_map_sg returned %d for reply.\n", sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001064 rval = -ENOMEM;
1065 goto exit_mgmt;
1066 }
1067
1068 dma_direction = DMA_FROM_DEVICE;
1069
1070 if (sg_cnt != bsg_job->reply_payload.sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001071 ql_log(ql_log_warn, vha, 0x703e,
1072 "DMA mapping resulted in different sg counts, "
1073 "reply_sg_cnt: %x dma_reply_sg_cnt: %x.\n",
1074 bsg_job->reply_payload.sg_cnt, sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001075 rval = -EAGAIN;
1076 goto done_unmap_sg;
1077 }
1078
1079 data_len = bsg_job->reply_payload.payload_len;
1080
1081 mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len,
1082 &mgmt_dma, GFP_KERNEL);
1083 if (!mgmt_b) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001084 ql_log(ql_log_warn, vha, 0x703f,
1085 "DMA alloc failed for mgmt_b.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001086 rval = -ENOMEM;
1087 goto done_unmap_sg;
1088 }
1089
1090 if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) {
1091 mn->options = cpu_to_le16(ACO_DUMP_MEMORY);
1092 mn->parameter1 =
1093 cpu_to_le32(
1094 ql84_mgmt->mgmt.mgmtp.u.mem.start_addr);
1095
1096 } else if (ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO) {
1097 mn->options = cpu_to_le16(ACO_REQUEST_INFO);
1098 mn->parameter1 =
1099 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.info.type);
1100
1101 mn->parameter2 =
1102 cpu_to_le32(
1103 ql84_mgmt->mgmt.mgmtp.u.info.context);
1104 }
1105 break;
1106
1107 case QLA84_MGMT_WRITE_MEM:
1108 sg_cnt = dma_map_sg(&ha->pdev->dev,
1109 bsg_job->request_payload.sg_list,
1110 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1111
1112 if (!sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001113 ql_log(ql_log_warn, vha, 0x7040,
1114 "dma_map_sg returned %d.\n", sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001115 rval = -ENOMEM;
1116 goto exit_mgmt;
1117 }
1118
1119 dma_direction = DMA_TO_DEVICE;
1120
1121 if (sg_cnt != bsg_job->request_payload.sg_cnt) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001122 ql_log(ql_log_warn, vha, 0x7041,
1123 "DMA mapping resulted in different sg counts, "
1124 "request_sg_cnt: %x dma_request_sg_cnt: %x.\n",
1125 bsg_job->request_payload.sg_cnt, sg_cnt);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001126 rval = -EAGAIN;
1127 goto done_unmap_sg;
1128 }
1129
1130 data_len = bsg_job->request_payload.payload_len;
1131 mgmt_b = dma_alloc_coherent(&ha->pdev->dev, data_len,
1132 &mgmt_dma, GFP_KERNEL);
1133 if (!mgmt_b) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001134 ql_log(ql_log_warn, vha, 0x7042,
1135 "DMA alloc failed for mgmt_b.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001136 rval = -ENOMEM;
1137 goto done_unmap_sg;
1138 }
1139
1140 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1141 bsg_job->request_payload.sg_cnt, mgmt_b, data_len);
1142
1143 mn->options = cpu_to_le16(ACO_LOAD_MEMORY);
1144 mn->parameter1 =
1145 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.mem.start_addr);
1146 break;
1147
1148 case QLA84_MGMT_CHNG_CONFIG:
1149 mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM);
1150 mn->parameter1 =
1151 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.id);
1152
1153 mn->parameter2 =
1154 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param0);
1155
1156 mn->parameter3 =
1157 cpu_to_le32(ql84_mgmt->mgmt.mgmtp.u.config.param1);
1158 break;
1159
1160 default:
1161 rval = -EIO;
1162 goto exit_mgmt;
1163 }
1164
1165 if (ql84_mgmt->mgmt.cmd != QLA84_MGMT_CHNG_CONFIG) {
1166 mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->mgmt.len);
1167 mn->dseg_count = cpu_to_le16(1);
1168 mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma));
1169 mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma));
1170 mn->dseg_length = cpu_to_le32(ql84_mgmt->mgmt.len);
1171 }
1172
1173 rval = qla2x00_issue_iocb(vha, mn, mn_dma, 0);
1174
1175 if (rval) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001176 ql_log(ql_log_warn, vha, 0x7043,
1177 "Vendor request 84xx mgmt failed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001178
1179 rval = bsg_job->reply->reply_payload_rcv_len = 0;
1180 bsg_job->reply->result = (DID_ERROR << 16);
1181
1182 } else {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001183 ql_dbg(ql_dbg_user, vha, 0x7044,
1184 "Vendor request 84xx mgmt completed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001185
1186 bsg_job->reply_len = sizeof(struct fc_bsg_reply);
1187 bsg_job->reply->result = DID_OK;
1188
1189 if ((ql84_mgmt->mgmt.cmd == QLA84_MGMT_READ_MEM) ||
1190 (ql84_mgmt->mgmt.cmd == QLA84_MGMT_GET_INFO)) {
1191 bsg_job->reply->reply_payload_rcv_len =
1192 bsg_job->reply_payload.payload_len;
1193
1194 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
Andrew Vasquez6c452a42010-03-19 17:04:02 -07001195 bsg_job->reply_payload.sg_cnt, mgmt_b,
1196 data_len);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001197 }
1198 }
1199
1200 bsg_job->job_done(bsg_job);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001201
1202done_unmap_sg:
Harish Zunjarraod5459082010-03-19 17:04:00 -07001203 if (mgmt_b)
1204 dma_free_coherent(&ha->pdev->dev, data_len, mgmt_b, mgmt_dma);
1205
Giridhar Malavali6e980162010-03-19 17:03:58 -07001206 if (dma_direction == DMA_TO_DEVICE)
1207 dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
1208 bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
1209 else if (dma_direction == DMA_FROM_DEVICE)
1210 dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
1211 bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
1212
1213exit_mgmt:
1214 dma_pool_free(ha->s_dma_pool, mn, mn_dma);
1215
1216 return rval;
1217}
1218
1219static int
1220qla24xx_iidma(struct fc_bsg_job *bsg_job)
1221{
1222 struct Scsi_Host *host = bsg_job->shost;
1223 scsi_qla_host_t *vha = shost_priv(host);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001224 int rval = 0;
1225 struct qla_port_param *port_param = NULL;
1226 fc_port_t *fcport = NULL;
1227 uint16_t mb[MAILBOX_REGISTER_COUNT];
1228 uint8_t *rsp_ptr = NULL;
1229
1230 bsg_job->reply->reply_payload_rcv_len = 0;
1231
1232 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
1233 test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001234 test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
1235 ql_log(ql_log_warn, vha, 0x7045, "abort active or needed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001236 return -EBUSY;
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001237 }
Giridhar Malavali6e980162010-03-19 17:03:58 -07001238
1239 if (!IS_IIDMA_CAPABLE(vha->hw)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001240 ql_log(ql_log_info, vha, 0x7046, "iiDMA not supported.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001241 return -EINVAL;
1242 }
1243
1244 port_param = (struct qla_port_param *)((char *)bsg_job->request +
1245 sizeof(struct fc_bsg_request));
1246 if (!port_param) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001247 ql_log(ql_log_warn, vha, 0x7047,
1248 "port_param header not provided.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001249 return -EINVAL;
1250 }
1251
1252 if (port_param->fc_scsi_addr.dest_type != EXT_DEF_TYPE_WWPN) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001253 ql_log(ql_log_warn, vha, 0x7048,
1254 "Invalid destination type.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001255 return -EINVAL;
1256 }
1257
1258 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1259 if (fcport->port_type != FCT_TARGET)
1260 continue;
1261
1262 if (memcmp(port_param->fc_scsi_addr.dest_addr.wwpn,
1263 fcport->port_name, sizeof(fcport->port_name)))
1264 continue;
1265 break;
1266 }
1267
1268 if (!fcport) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001269 ql_log(ql_log_warn, vha, 0x7049,
1270 "Failed to find port.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001271 return -EINVAL;
1272 }
1273
Giridhar Malavalic9afb9a2010-09-03 15:20:48 -07001274 if (atomic_read(&fcport->state) != FCS_ONLINE) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001275 ql_log(ql_log_warn, vha, 0x704a,
1276 "Port is not online.\n");
Madhuranath Iyengar17cf2c52010-07-23 15:28:22 +05001277 return -EINVAL;
1278 }
1279
Madhuranath Iyengar9a15eb42010-07-23 15:28:31 +05001280 if (fcport->flags & FCF_LOGIN_NEEDED) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001281 ql_log(ql_log_warn, vha, 0x704b,
1282 "Remote port not logged in flags = 0x%x.\n", fcport->flags);
Madhuranath Iyengar9a15eb42010-07-23 15:28:31 +05001283 return -EINVAL;
1284 }
1285
Giridhar Malavali6e980162010-03-19 17:03:58 -07001286 if (port_param->mode)
1287 rval = qla2x00_set_idma_speed(vha, fcport->loop_id,
1288 port_param->speed, mb);
1289 else
1290 rval = qla2x00_get_idma_speed(vha, fcport->loop_id,
1291 &port_param->speed, mb);
1292
1293 if (rval) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001294 ql_log(ql_log_warn, vha, 0x704c,
1295 "iIDMA cmd failed for %02x%02x%02x%02x%02x%02x%02x%02x -- "
1296 "%04x %x %04x %04x.\n", fcport->port_name[0],
1297 fcport->port_name[1], fcport->port_name[2],
1298 fcport->port_name[3], fcport->port_name[4],
1299 fcport->port_name[5], fcport->port_name[6],
1300 fcport->port_name[7], rval, fcport->fp_speed, mb[0], mb[1]);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001301 rval = 0;
1302 bsg_job->reply->result = (DID_ERROR << 16);
1303
1304 } else {
1305 if (!port_param->mode) {
1306 bsg_job->reply_len = sizeof(struct fc_bsg_reply) +
1307 sizeof(struct qla_port_param);
1308
1309 rsp_ptr = ((uint8_t *)bsg_job->reply) +
1310 sizeof(struct fc_bsg_reply);
1311
1312 memcpy(rsp_ptr, port_param,
1313 sizeof(struct qla_port_param));
1314 }
1315
1316 bsg_job->reply->result = DID_OK;
1317 }
1318
1319 bsg_job->job_done(bsg_job);
1320 return rval;
1321}
1322
1323static int
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001324qla2x00_optrom_setup(struct fc_bsg_job *bsg_job, scsi_qla_host_t *vha,
Harish Zunjarraof19af162010-10-15 11:27:43 -07001325 uint8_t is_update)
1326{
1327 uint32_t start = 0;
1328 int valid = 0;
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001329 struct qla_hw_data *ha = vha->hw;
Harish Zunjarraof19af162010-10-15 11:27:43 -07001330
1331 bsg_job->reply->reply_payload_rcv_len = 0;
1332
1333 if (unlikely(pci_channel_offline(ha->pdev)))
1334 return -EINVAL;
1335
1336 start = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1];
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001337 if (start > ha->optrom_size) {
1338 ql_log(ql_log_warn, vha, 0x7055,
1339 "start %d > optrom_size %d.\n", start, ha->optrom_size);
Harish Zunjarraof19af162010-10-15 11:27:43 -07001340 return -EINVAL;
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001341 }
Harish Zunjarraof19af162010-10-15 11:27:43 -07001342
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001343 if (ha->optrom_state != QLA_SWAITING) {
1344 ql_log(ql_log_info, vha, 0x7056,
1345 "optrom_state %d.\n", ha->optrom_state);
Harish Zunjarraof19af162010-10-15 11:27:43 -07001346 return -EBUSY;
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001347 }
Harish Zunjarraof19af162010-10-15 11:27:43 -07001348
1349 ha->optrom_region_start = start;
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001350 ql_dbg(ql_dbg_user, vha, 0x7057, "is_update=%d.\n", is_update);
Harish Zunjarraof19af162010-10-15 11:27:43 -07001351 if (is_update) {
1352 if (ha->optrom_size == OPTROM_SIZE_2300 && start == 0)
1353 valid = 1;
1354 else if (start == (ha->flt_region_boot * 4) ||
1355 start == (ha->flt_region_fw * 4))
1356 valid = 1;
1357 else if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) ||
1358 IS_QLA8XXX_TYPE(ha))
1359 valid = 1;
1360 if (!valid) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001361 ql_log(ql_log_warn, vha, 0x7058,
1362 "Invalid start region 0x%x/0x%x.\n", start,
1363 bsg_job->request_payload.payload_len);
Harish Zunjarraof19af162010-10-15 11:27:43 -07001364 return -EINVAL;
1365 }
1366
1367 ha->optrom_region_size = start +
1368 bsg_job->request_payload.payload_len > ha->optrom_size ?
1369 ha->optrom_size - start :
1370 bsg_job->request_payload.payload_len;
1371 ha->optrom_state = QLA_SWRITING;
1372 } else {
1373 ha->optrom_region_size = start +
1374 bsg_job->reply_payload.payload_len > ha->optrom_size ?
1375 ha->optrom_size - start :
1376 bsg_job->reply_payload.payload_len;
1377 ha->optrom_state = QLA_SREADING;
1378 }
1379
1380 ha->optrom_buffer = vmalloc(ha->optrom_region_size);
1381 if (!ha->optrom_buffer) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001382 ql_log(ql_log_warn, vha, 0x7059,
Harish Zunjarraof19af162010-10-15 11:27:43 -07001383 "Read: Unable to allocate memory for optrom retrieval "
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001384 "(%x)\n", ha->optrom_region_size);
Harish Zunjarraof19af162010-10-15 11:27:43 -07001385
1386 ha->optrom_state = QLA_SWAITING;
1387 return -ENOMEM;
1388 }
1389
1390 memset(ha->optrom_buffer, 0, ha->optrom_region_size);
1391 return 0;
1392}
1393
1394static int
1395qla2x00_read_optrom(struct fc_bsg_job *bsg_job)
1396{
1397 struct Scsi_Host *host = bsg_job->shost;
1398 scsi_qla_host_t *vha = shost_priv(host);
1399 struct qla_hw_data *ha = vha->hw;
1400 int rval = 0;
1401
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001402 rval = qla2x00_optrom_setup(bsg_job, vha, 0);
Harish Zunjarraof19af162010-10-15 11:27:43 -07001403 if (rval)
1404 return rval;
1405
1406 ha->isp_ops->read_optrom(vha, ha->optrom_buffer,
1407 ha->optrom_region_start, ha->optrom_region_size);
1408
1409 sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
1410 bsg_job->reply_payload.sg_cnt, ha->optrom_buffer,
1411 ha->optrom_region_size);
1412
1413 bsg_job->reply->reply_payload_rcv_len = ha->optrom_region_size;
1414 bsg_job->reply->result = DID_OK;
1415 vfree(ha->optrom_buffer);
1416 ha->optrom_buffer = NULL;
1417 ha->optrom_state = QLA_SWAITING;
1418 bsg_job->job_done(bsg_job);
1419 return rval;
1420}
1421
1422static int
1423qla2x00_update_optrom(struct fc_bsg_job *bsg_job)
1424{
1425 struct Scsi_Host *host = bsg_job->shost;
1426 scsi_qla_host_t *vha = shost_priv(host);
1427 struct qla_hw_data *ha = vha->hw;
1428 int rval = 0;
1429
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001430 rval = qla2x00_optrom_setup(bsg_job, vha, 1);
Harish Zunjarraof19af162010-10-15 11:27:43 -07001431 if (rval)
1432 return rval;
1433
1434 sg_copy_to_buffer(bsg_job->request_payload.sg_list,
1435 bsg_job->request_payload.sg_cnt, ha->optrom_buffer,
1436 ha->optrom_region_size);
1437
1438 ha->isp_ops->write_optrom(vha, ha->optrom_buffer,
1439 ha->optrom_region_start, ha->optrom_region_size);
1440
1441 bsg_job->reply->result = DID_OK;
1442 vfree(ha->optrom_buffer);
1443 ha->optrom_buffer = NULL;
1444 ha->optrom_state = QLA_SWAITING;
1445 bsg_job->job_done(bsg_job);
1446 return rval;
1447}
1448
1449static int
Giridhar Malavali6e980162010-03-19 17:03:58 -07001450qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
1451{
1452 switch (bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]) {
1453 case QL_VND_LOOPBACK:
1454 return qla2x00_process_loopback(bsg_job);
1455
1456 case QL_VND_A84_RESET:
1457 return qla84xx_reset(bsg_job);
1458
1459 case QL_VND_A84_UPDATE_FW:
1460 return qla84xx_updatefw(bsg_job);
1461
1462 case QL_VND_A84_MGMT_CMD:
1463 return qla84xx_mgmt_cmd(bsg_job);
1464
1465 case QL_VND_IIDMA:
1466 return qla24xx_iidma(bsg_job);
1467
Sarang Radke09ff7012010-03-19 17:03:59 -07001468 case QL_VND_FCP_PRIO_CFG_CMD:
1469 return qla24xx_proc_fcp_prio_cfg_cmd(bsg_job);
1470
Harish Zunjarraof19af162010-10-15 11:27:43 -07001471 case QL_VND_READ_FLASH:
1472 return qla2x00_read_optrom(bsg_job);
1473
1474 case QL_VND_UPDATE_FLASH:
1475 return qla2x00_update_optrom(bsg_job);
1476
Giridhar Malavali6e980162010-03-19 17:03:58 -07001477 default:
1478 bsg_job->reply->result = (DID_ERROR << 16);
1479 bsg_job->job_done(bsg_job);
1480 return -ENOSYS;
1481 }
1482}
1483
1484int
1485qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
1486{
1487 int ret = -EINVAL;
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001488 struct fc_rport *rport;
1489 fc_port_t *fcport = NULL;
1490 struct Scsi_Host *host;
1491 scsi_qla_host_t *vha;
1492
1493 if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
1494 rport = bsg_job->rport;
1495 fcport = *(fc_port_t **) rport->dd_data;
1496 host = rport_to_shost(rport);
1497 vha = shost_priv(host);
1498 } else {
1499 host = bsg_job->shost;
1500 vha = shost_priv(host);
1501 }
1502
1503 ql_dbg(ql_dbg_user, vha, 0x7000,
1504 "Entered %s msgcode=%d.\n", __func__, bsg_job->request->msgcode);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001505
1506 switch (bsg_job->request->msgcode) {
1507 case FC_BSG_RPT_ELS:
1508 case FC_BSG_HST_ELS_NOLOGIN:
1509 ret = qla2x00_process_els(bsg_job);
1510 break;
1511 case FC_BSG_HST_CT:
1512 ret = qla2x00_process_ct(bsg_job);
1513 break;
1514 case FC_BSG_HST_VENDOR:
1515 ret = qla2x00_process_vendor_specific(bsg_job);
1516 break;
1517 case FC_BSG_HST_ADD_RPORT:
1518 case FC_BSG_HST_DEL_RPORT:
1519 case FC_BSG_RPT_CT:
1520 default:
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001521 ql_log(ql_log_warn, vha, 0x705a, "Unsupported BSG request.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001522 break;
Andrew Vasquez6c452a42010-03-19 17:04:02 -07001523 }
Giridhar Malavali6e980162010-03-19 17:03:58 -07001524 return ret;
1525}
1526
1527int
1528qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
1529{
1530 scsi_qla_host_t *vha = shost_priv(bsg_job->shost);
1531 struct qla_hw_data *ha = vha->hw;
1532 srb_t *sp;
1533 int cnt, que;
1534 unsigned long flags;
1535 struct req_que *req;
Madhuranath Iyengar49163922010-05-04 15:01:28 -07001536 struct srb_ctx *sp_bsg;
Giridhar Malavali6e980162010-03-19 17:03:58 -07001537
1538 /* find the bsg job from the active list of commands */
1539 spin_lock_irqsave(&ha->hardware_lock, flags);
1540 for (que = 0; que < ha->max_req_queues; que++) {
1541 req = ha->req_q_map[que];
1542 if (!req)
1543 continue;
1544
Andrew Vasquez6c452a42010-03-19 17:04:02 -07001545 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) {
Giridhar Malavali6e980162010-03-19 17:03:58 -07001546 sp = req->outstanding_cmds[cnt];
Giridhar Malavali6e980162010-03-19 17:03:58 -07001547 if (sp) {
Madhuranath Iyengar49163922010-05-04 15:01:28 -07001548 sp_bsg = sp->ctx;
Giridhar Malavali6e980162010-03-19 17:03:58 -07001549
Madhuranath Iyengar49163922010-05-04 15:01:28 -07001550 if (((sp_bsg->type == SRB_CT_CMD) ||
1551 (sp_bsg->type == SRB_ELS_CMD_HST))
1552 && (sp_bsg->u.bsg_job == bsg_job)) {
Giridhar Malavali900a36e2010-12-21 16:00:26 -08001553 spin_unlock_irqrestore(&ha->hardware_lock, flags);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001554 if (ha->isp_ops->abort_command(sp)) {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001555 ql_log(ql_log_warn, vha, 0x7089,
1556 "mbx abort_command "
1557 "failed.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001558 bsg_job->req->errors =
1559 bsg_job->reply->result = -EIO;
1560 } else {
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001561 ql_dbg(ql_dbg_user, vha, 0x708a,
1562 "mbx abort_command "
1563 "success.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001564 bsg_job->req->errors =
1565 bsg_job->reply->result = 0;
1566 }
Giridhar Malavali900a36e2010-12-21 16:00:26 -08001567 spin_lock_irqsave(&ha->hardware_lock, flags);
Giridhar Malavali6e980162010-03-19 17:03:58 -07001568 goto done;
1569 }
1570 }
1571 }
1572 }
1573 spin_unlock_irqrestore(&ha->hardware_lock, flags);
Saurav Kashyap7c3df132011-07-14 12:00:13 -07001574 ql_log(ql_log_info, vha, 0x708b, "SRB not found to abort.\n");
Giridhar Malavali6e980162010-03-19 17:03:58 -07001575 bsg_job->req->errors = bsg_job->reply->result = -ENXIO;
1576 return 0;
1577
1578done:
1579 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1580 if (bsg_job->request->msgcode == FC_BSG_HST_CT)
1581 kfree(sp->fcport);
1582 kfree(sp->ctx);
1583 mempool_free(sp, ha->srb_mempool);
1584 return 0;
1585}