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MOXA linux-2.6.x / linux-2.6.9-uc0 from sdlinux-moxaart.tgz
[linux-2.6.9-moxart.git] / drivers / scsi / qla2xxx / qla_gs.c
blob531dad95896c8f323fd25da507ec4d73dacb3c2e
1 /*
2 * QLOGIC LINUX SOFTWARE
3 *
4 * QLogic ISP2x00 device driver for Linux 2.6.x
5 * Copyright (C) 2003-2004 QLogic Corporation
6 * (www.qlogic.com)
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2, or (at your option) any
11 * later version.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 */
19 #include "qla_def.h"
20
21 static inline ms_iocb_entry_t *
22 qla2x00_prep_ms_iocb(scsi_qla_host_t *, uint32_t, uint32_t);
23
24 static inline struct ct_sns_req *
25 qla2x00_prep_ct_req(struct ct_sns_req *, uint16_t, uint16_t);
26
27 static inline struct sns_cmd_pkt *
28 qla2x00_prep_sns_cmd(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t);
29
30 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
31 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
32 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
33 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
34 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
35 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
36
37 /**
38 * qla2x00_prep_ms_iocb() - Prepare common MS IOCB fields for SNS CT query.
39 * @ha: HA context
40 * @req_size: request size in bytes
41 * @rsp_size: response size in bytes
42 *
43 * Returns a pointer to the @ha's ms_iocb.
44 */
45 static inline ms_iocb_entry_t *
46 qla2x00_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
47 {
48 ms_iocb_entry_t *ms_pkt;
49
50 ms_pkt = ha->ms_iocb;
51 memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
52
53 ms_pkt->entry_type = MS_IOCB_TYPE;
54 ms_pkt->entry_count = 1;
55 SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
56 ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
57 ms_pkt->timeout = __constant_cpu_to_le16(25);
58 ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
59 ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
60 ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
61 ms_pkt->req_bytecount = cpu_to_le32(req_size);
62
63 ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
64 ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
65 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
66
67 ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
68 ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
69 ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
70
71 return (ms_pkt);
72 }
73
74 /**
75 * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
76 * @ct_req: CT request buffer
77 * @cmd: GS command
78 * @rsp_size: response size in bytes
79 *
80 * Returns a pointer to the intitialized @ct_req.
81 */
82 static inline struct ct_sns_req *
83 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
84 {
85 memset(ct_req, 0, sizeof(struct ct_sns_pkt));
86
87 ct_req->header.revision = 0x01;
88 ct_req->header.gs_type = 0xFC;
89 ct_req->header.gs_subtype = 0x02;
90 ct_req->command = cpu_to_be16(cmd);
91 ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
92
93 return (ct_req);
94 }
95
96
97 /**
98 * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
99 * @ha: HA context
100 * @fcport: fcport entry to updated
101 *
102 * Returns 0 on success.
103 */
104 int
105 qla2x00_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
106 {
107 int rval;
108
109 ms_iocb_entry_t *ms_pkt;
110 struct ct_sns_req *ct_req;
111 struct ct_sns_rsp *ct_rsp;
112
113 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
114 return (qla2x00_sns_ga_nxt(ha, fcport));
115 }
116
117 /* Issue GA_NXT */
118 /* Prepare common MS IOCB */
119 ms_pkt = qla2x00_prep_ms_iocb(ha, GA_NXT_REQ_SIZE, GA_NXT_RSP_SIZE);
120
121 /* Prepare CT request */
122 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
123 GA_NXT_RSP_SIZE);
124 ct_rsp = &ha->ct_sns->p.rsp;
125
126 /* Prepare CT arguments -- port_id */
127 ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
128 ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
129 ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
130
131 /* Execute MS IOCB */
132 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
133 sizeof(ms_iocb_entry_t));
134 if (rval != QLA_SUCCESS) {
135 /*EMPTY*/
136 DEBUG2_3(printk("scsi(%ld): GA_NXT issue IOCB failed (%d).\n",
137 ha->host_no, rval));
138 } else if (ct_rsp->header.response !=
139 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
140 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
141 "ga_nxt_rsp:\n", ha->host_no));
142 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
143 sizeof(struct ct_rsp_hdr)));
144 rval = QLA_FUNCTION_FAILED;
145 } else {
146 /* Populate fc_port_t entry. */
147 fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
148 fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
149 fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
150
151 memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
152 WWN_SIZE);
153 memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
154 WWN_SIZE);
155
156 if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
157 ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
158 fcport->d_id.b.domain = 0xf0;
159
160 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
161 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
162 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
163 "portid=%02x%02x%02x.\n",
164 ha->host_no,
165 fcport->node_name[0], fcport->node_name[1],
166 fcport->node_name[2], fcport->node_name[3],
167 fcport->node_name[4], fcport->node_name[5],
168 fcport->node_name[6], fcport->node_name[7],
169 fcport->port_name[0], fcport->port_name[1],
170 fcport->port_name[2], fcport->port_name[3],
171 fcport->port_name[4], fcport->port_name[5],
172 fcport->port_name[6], fcport->port_name[7],
173 fcport->d_id.b.domain, fcport->d_id.b.area,
174 fcport->d_id.b.al_pa));
175 }
176
177 return (rval);
178 }
179
180 /**
181 * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
182 * @ha: HA context
183 * @list: switch info entries to populate
184 *
185 * NOTE: Non-Nx_Ports are not requested.
186 *
187 * Returns 0 on success.
188 */
189 int
190 qla2x00_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
191 {
192 int rval;
193 uint16_t i;
194
195 ms_iocb_entry_t *ms_pkt;
196 struct ct_sns_req *ct_req;
197 struct ct_sns_rsp *ct_rsp;
198
199 struct ct_sns_gid_pt_data *gid_data;
200
201 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
202 return (qla2x00_sns_gid_pt(ha, list));
203 }
204
205 gid_data = NULL;
206
207 /* Issue GID_PT */
208 /* Prepare common MS IOCB */
209 ms_pkt = qla2x00_prep_ms_iocb(ha, GID_PT_REQ_SIZE, GID_PT_RSP_SIZE);
210
211 /* Prepare CT request */
212 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
213 GID_PT_RSP_SIZE);
214 ct_rsp = &ha->ct_sns->p.rsp;
215
216 /* Prepare CT arguments -- port_type */
217 ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
218
219 /* Execute MS IOCB */
220 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
221 sizeof(ms_iocb_entry_t));
222 if (rval != QLA_SUCCESS) {
223 /*EMPTY*/
224 DEBUG2_3(printk("scsi(%ld): GID_PT issue IOCB failed (%d).\n",
225 ha->host_no, rval));
226 } else if (ct_rsp->header.response !=
227 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
228 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
229 "gid_pt_rsp:\n", ha->host_no));
230 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
231 sizeof(struct ct_rsp_hdr)));
232 rval = QLA_FUNCTION_FAILED;
233 } else {
234 /* Set port IDs in switch info list. */
235 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
236 gid_data = &ct_rsp->rsp.gid_pt.entries[i];
237 list[i].d_id.b.domain = gid_data->port_id[0];
238 list[i].d_id.b.area = gid_data->port_id[1];
239 list[i].d_id.b.al_pa = gid_data->port_id[2];
240
241 /* Last one exit. */
242 if (gid_data->control_byte & BIT_7) {
243 list[i].d_id.b.rsvd_1 = gid_data->control_byte;
244 break;
245 }
246 }
247
248 /*
249 * If we've used all available slots, then the switch is
250 * reporting back more devices than we can handle with this
251 * single call. Return a failed status, and let GA_NXT handle
252 * the overload.
253 */
254 if (i == MAX_FIBRE_DEVICES)
255 rval = QLA_FUNCTION_FAILED;
256 }
257
258 return (rval);
259 }
260
261 /**
262 * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
263 * @ha: HA context
264 * @list: switch info entries to populate
265 *
266 * Returns 0 on success.
267 */
268 int
269 qla2x00_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
270 {
271 int rval;
272 uint16_t i;
273
274 ms_iocb_entry_t *ms_pkt;
275 struct ct_sns_req *ct_req;
276 struct ct_sns_rsp *ct_rsp;
277
278 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
279 return (qla2x00_sns_gpn_id(ha, list));
280 }
281
282 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
283 /* Issue GPN_ID */
284 /* Prepare common MS IOCB */
285 ms_pkt = qla2x00_prep_ms_iocb(ha, GPN_ID_REQ_SIZE,
286 GPN_ID_RSP_SIZE);
287
288 /* Prepare CT request */
289 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
290 GPN_ID_RSP_SIZE);
291 ct_rsp = &ha->ct_sns->p.rsp;
292
293 /* Prepare CT arguments -- port_id */
294 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
295 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
296 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
297
298 /* Execute MS IOCB */
299 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
300 sizeof(ms_iocb_entry_t));
301 if (rval != QLA_SUCCESS) {
302 /*EMPTY*/
303 DEBUG2_3(printk("scsi(%ld): GPN_ID issue IOCB failed "
304 "(%d).\n", ha->host_no, rval));
305 } else if (ct_rsp->header.response !=
306 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
307 DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
308 "request, gpn_id_rsp:\n", ha->host_no));
309 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
310 sizeof(struct ct_rsp_hdr)));
311 rval = QLA_FUNCTION_FAILED;
312 } else {
313 /* Save portname */
314 memcpy(list[i].port_name,
315 ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
316 }
317
318 /* Last device exit. */
319 if (list[i].d_id.b.rsvd_1 != 0)
320 break;
321 }
322
323 return (rval);
324 }
325
326 /**
327 * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
328 * @ha: HA context
329 * @list: switch info entries to populate
330 *
331 * Returns 0 on success.
332 */
333 int
334 qla2x00_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
335 {
336 int rval;
337 uint16_t i;
338
339 ms_iocb_entry_t *ms_pkt;
340 struct ct_sns_req *ct_req;
341 struct ct_sns_rsp *ct_rsp;
342
343 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
344 return (qla2x00_sns_gnn_id(ha, list));
345 }
346
347 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
348 /* Issue GNN_ID */
349 /* Prepare common MS IOCB */
350 ms_pkt = qla2x00_prep_ms_iocb(ha, GNN_ID_REQ_SIZE,
351 GNN_ID_RSP_SIZE);
352
353 /* Prepare CT request */
354 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
355 GNN_ID_RSP_SIZE);
356 ct_rsp = &ha->ct_sns->p.rsp;
357
358 /* Prepare CT arguments -- port_id */
359 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
360 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
361 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
362
363 /* Execute MS IOCB */
364 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
365 sizeof(ms_iocb_entry_t));
366 if (rval != QLA_SUCCESS) {
367 /*EMPTY*/
368 DEBUG2_3(printk("scsi(%ld): GNN_ID issue IOCB failed "
369 "(%d).\n", ha->host_no, rval));
370 } else if (ct_rsp->header.response !=
371 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
372 DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
373 "request, gnn_id_rsp:\n", ha->host_no));
374 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
375 sizeof(struct ct_rsp_hdr)));
376 rval = QLA_FUNCTION_FAILED;
377 } else {
378 /* Save nodename */
379 memcpy(list[i].node_name,
380 ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
381
382 DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
383 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
384 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
385 "portid=%02x%02x%02x.\n",
386 ha->host_no,
387 list[i].node_name[0], list[i].node_name[1],
388 list[i].node_name[2], list[i].node_name[3],
389 list[i].node_name[4], list[i].node_name[5],
390 list[i].node_name[6], list[i].node_name[7],
391 list[i].port_name[0], list[i].port_name[1],
392 list[i].port_name[2], list[i].port_name[3],
393 list[i].port_name[4], list[i].port_name[5],
394 list[i].port_name[6], list[i].port_name[7],
395 list[i].d_id.b.domain, list[i].d_id.b.area,
396 list[i].d_id.b.al_pa));
397 }
398
399 /* Last device exit. */
400 if (list[i].d_id.b.rsvd_1 != 0)
401 break;
402 }
403
404 return (rval);
405 }
406
407 /**
408 * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
409 * @ha: HA context
410 *
411 * Returns 0 on success.
412 */
413 int
414 qla2x00_rft_id(scsi_qla_host_t *ha)
415 {
416 int rval;
417
418 ms_iocb_entry_t *ms_pkt;
419 struct ct_sns_req *ct_req;
420 struct ct_sns_rsp *ct_rsp;
421
422 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
423 return (qla2x00_sns_rft_id(ha));
424 }
425
426 /* Issue RFT_ID */
427 /* Prepare common MS IOCB */
428 ms_pkt = qla2x00_prep_ms_iocb(ha, RFT_ID_REQ_SIZE, RFT_ID_RSP_SIZE);
429
430 /* Prepare CT request */
431 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
432 RFT_ID_RSP_SIZE);
433 ct_rsp = &ha->ct_sns->p.rsp;
434
435 /* Prepare CT arguments -- port_id, FC-4 types */
436 ct_req->req.rft_id.port_id[0] = ha->d_id.b.domain;
437 ct_req->req.rft_id.port_id[1] = ha->d_id.b.area;
438 ct_req->req.rft_id.port_id[2] = ha->d_id.b.al_pa;
439
440 ct_req->req.rft_id.fc4_types[2] = 0x01; /* FCP-3 */
441
442 /* Execute MS IOCB */
443 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
444 sizeof(ms_iocb_entry_t));
445 if (rval != QLA_SUCCESS) {
446 /*EMPTY*/
447 DEBUG2_3(printk("scsi(%ld): RFT_ID issue IOCB failed (%d).\n",
448 ha->host_no, rval));
449 } else if (ct_rsp->header.response !=
450 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
451 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected "
452 "request, rft_id_rsp:\n", ha->host_no));
453 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
454 sizeof(struct ct_rsp_hdr)));
455 rval = QLA_FUNCTION_FAILED;
456 } else {
457 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
458 ha->host_no));
459 }
460
461 return (rval);
462 }
463
464 /**
465 * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
466 * @ha: HA context
467 *
468 * Returns 0 on success.
469 */
470 int
471 qla2x00_rff_id(scsi_qla_host_t *ha)
472 {
473 int rval;
474
475 ms_iocb_entry_t *ms_pkt;
476 struct ct_sns_req *ct_req;
477 struct ct_sns_rsp *ct_rsp;
478
479 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
480 DEBUG2(printk("scsi(%ld): RFF_ID call unsupported on "
481 "ISP2100/ISP2200.\n", ha->host_no));
482 return (QLA_SUCCESS);
483 }
484
485 /* Issue RFF_ID */
486 /* Prepare common MS IOCB */
487 ms_pkt = qla2x00_prep_ms_iocb(ha, RFF_ID_REQ_SIZE, RFF_ID_RSP_SIZE);
488
489 /* Prepare CT request */
490 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
491 RFF_ID_RSP_SIZE);
492 ct_rsp = &ha->ct_sns->p.rsp;
493
494 /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
495 ct_req->req.rff_id.port_id[0] = ha->d_id.b.domain;
496 ct_req->req.rff_id.port_id[1] = ha->d_id.b.area;
497 ct_req->req.rff_id.port_id[2] = ha->d_id.b.al_pa;
498
499 ct_req->req.rff_id.fc4_type = 0x08; /* SCSI - FCP */
500
501 /* Execute MS IOCB */
502 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
503 sizeof(ms_iocb_entry_t));
504 if (rval != QLA_SUCCESS) {
505 /*EMPTY*/
506 DEBUG2_3(printk("scsi(%ld): RFF_ID issue IOCB failed (%d).\n",
507 ha->host_no, rval));
508 } else if (ct_rsp->header.response !=
509 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
510 DEBUG2_3(printk("scsi(%ld): RFF_ID failed, rejected "
511 "request, rff_id_rsp:\n", ha->host_no));
512 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
513 sizeof(struct ct_rsp_hdr)));
514 rval = QLA_FUNCTION_FAILED;
515 } else {
516 DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n",
517 ha->host_no));
518 }
519
520 return (rval);
521 }
522
523 /**
524 * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
525 * @ha: HA context
526 *
527 * Returns 0 on success.
528 */
529 int
530 qla2x00_rnn_id(scsi_qla_host_t *ha)
531 {
532 int rval;
533
534 ms_iocb_entry_t *ms_pkt;
535 struct ct_sns_req *ct_req;
536 struct ct_sns_rsp *ct_rsp;
537
538 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
539 return (qla2x00_sns_rnn_id(ha));
540 }
541
542 /* Issue RNN_ID */
543 /* Prepare common MS IOCB */
544 ms_pkt = qla2x00_prep_ms_iocb(ha, RNN_ID_REQ_SIZE, RNN_ID_RSP_SIZE);
545
546 /* Prepare CT request */
547 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
548 RNN_ID_RSP_SIZE);
549 ct_rsp = &ha->ct_sns->p.rsp;
550
551 /* Prepare CT arguments -- port_id, node_name */
552 ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain;
553 ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area;
554 ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa;
555
556 memcpy(ct_req->req.rnn_id.node_name, ha->init_cb->node_name, WWN_SIZE);
557
558 /* Execute MS IOCB */
559 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
560 sizeof(ms_iocb_entry_t));
561 if (rval != QLA_SUCCESS) {
562 /*EMPTY*/
563 DEBUG2_3(printk("scsi(%ld): RNN_ID issue IOCB failed (%d).\n",
564 ha->host_no, rval));
565 } else if (ct_rsp->header.response !=
566 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
567 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected "
568 "request, rnn_id_rsp:\n", ha->host_no));
569 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
570 sizeof(struct ct_rsp_hdr)));
571 rval = QLA_FUNCTION_FAILED;
572 } else {
573 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
574 ha->host_no));
575 }
576
577 return (rval);
578 }
579
580 /**
581 * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
582 * @ha: HA context
583 *
584 * Returns 0 on success.
585 */
586 int
587 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
588 {
589 int rval;
590 uint8_t *snn;
591 uint8_t version[20];
592
593 ms_iocb_entry_t *ms_pkt;
594 struct ct_sns_req *ct_req;
595 struct ct_sns_rsp *ct_rsp;
596
597 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
598 DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
599 "ISP2100/ISP2200.\n", ha->host_no));
600 return (QLA_SUCCESS);
601 }
602
603 /* Issue RSNN_NN */
604 /* Prepare common MS IOCB */
605 /* Request size adjusted after CT preparation */
606 ms_pkt = qla2x00_prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
607
608 /* Prepare CT request */
609 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
610 RSNN_NN_RSP_SIZE);
611 ct_rsp = &ha->ct_sns->p.rsp;
612
613 /* Prepare CT arguments -- node_name, symbolic node_name, size */
614 memcpy(ct_req->req.rsnn_nn.node_name, ha->init_cb->node_name, WWN_SIZE);
615
616 /* Prepare the Symbolic Node Name */
617 /* Board type */
618 snn = ct_req->req.rsnn_nn.sym_node_name;
619 strcpy(snn, ha->model_number);
620 /* Firmware version */
621 strcat(snn, " FW:v");
622 sprintf(version, "%d.%02d.%02d", ha->fw_major_version,
623 ha->fw_minor_version, ha->fw_subminor_version);
624 strcat(snn, version);
625 /* Driver version */
626 strcat(snn, " DVR:v");
627 strcat(snn, qla2x00_version_str);
628
629 /* Calculate SNN length */
630 ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(snn);
631
632 /* Update MS IOCB request */
633 ms_pkt->req_bytecount =
634 cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
635 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
636
637 /* Execute MS IOCB */
638 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
639 sizeof(ms_iocb_entry_t));
640 if (rval != QLA_SUCCESS) {
641 /*EMPTY*/
642 DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
643 ha->host_no, rval));
644 } else if (ct_rsp->header.response !=
645 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
646 DEBUG2_3(printk("scsi(%ld): RSNN_NN failed, rejected "
647 "request, rsnn_id_rsp:\n", ha->host_no));
648 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
649 sizeof(struct ct_rsp_hdr)));
650 rval = QLA_FUNCTION_FAILED;
651 } else {
652 DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
653 ha->host_no));
654 }
655
656 return (rval);
657 }
658
659
660 /**
661 * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
662 * @ha: HA context
663 * @cmd: GS command
664 * @scmd_len: Subcommand length
665 * @data_size: response size in bytes
666 *
667 * Returns a pointer to the @ha's sns_cmd.
668 */
669 static inline struct sns_cmd_pkt *
670 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
671 uint16_t data_size)
672 {
673 uint16_t wc;
674 struct sns_cmd_pkt *sns_cmd;
675
676 sns_cmd = ha->sns_cmd;
677 memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
678 wc = data_size / 2; /* Size in 16bit words. */
679 sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
680 sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
681 sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
682 sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
683 sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
684 wc = (data_size - 16) / 4; /* Size in 32bit words. */
685 sns_cmd->p.cmd.size = cpu_to_le16(wc);
686
687 return (sns_cmd);
688 }
689
690 /**
691 * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
692 * @ha: HA context
693 * @fcport: fcport entry to updated
694 *
695 * This command uses the old Exectute SNS Command mailbox routine.
696 *
697 * Returns 0 on success.
698 */
699 static int
700 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
701 {
702 int rval;
703
704 struct sns_cmd_pkt *sns_cmd;
705
706 /* Issue GA_NXT. */
707 /* Prepare SNS command request. */
708 sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
709 GA_NXT_SNS_DATA_SIZE);
710
711 /* Prepare SNS command arguments -- port_id. */
712 sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
713 sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
714 sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
715
716 /* Execute SNS command. */
717 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
718 sizeof(struct sns_cmd_pkt));
719 if (rval != QLA_SUCCESS) {
720 /*EMPTY*/
721 DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
722 ha->host_no, rval));
723 } else if (sns_cmd->p.gan_data[8] != 0x80 ||
724 sns_cmd->p.gan_data[9] != 0x02) {
725 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
726 "ga_nxt_rsp:\n", ha->host_no));
727 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
728 rval = QLA_FUNCTION_FAILED;
729 } else {
730 /* Populate fc_port_t entry. */
731 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
732 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
733 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
734
735 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
736 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
737
738 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
739 sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
740 fcport->d_id.b.domain = 0xf0;
741
742 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
743 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
744 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
745 "portid=%02x%02x%02x.\n",
746 ha->host_no,
747 fcport->node_name[0], fcport->node_name[1],
748 fcport->node_name[2], fcport->node_name[3],
749 fcport->node_name[4], fcport->node_name[5],
750 fcport->node_name[6], fcport->node_name[7],
751 fcport->port_name[0], fcport->port_name[1],
752 fcport->port_name[2], fcport->port_name[3],
753 fcport->port_name[4], fcport->port_name[5],
754 fcport->port_name[6], fcport->port_name[7],
755 fcport->d_id.b.domain, fcport->d_id.b.area,
756 fcport->d_id.b.al_pa));
757 }
758
759 return (rval);
760 }
761
762 /**
763 * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
764 * @ha: HA context
765 * @list: switch info entries to populate
766 *
767 * This command uses the old Exectute SNS Command mailbox routine.
768 *
769 * NOTE: Non-Nx_Ports are not requested.
770 *
771 * Returns 0 on success.
772 */
773 static int
774 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
775 {
776 int rval;
777
778 uint16_t i;
779 uint8_t *entry;
780 struct sns_cmd_pkt *sns_cmd;
781
782 /* Issue GID_PT. */
783 /* Prepare SNS command request. */
784 sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
785 GID_PT_SNS_DATA_SIZE);
786
787 /* Prepare SNS command arguments -- port_type. */
788 sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
789
790 /* Execute SNS command. */
791 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
792 sizeof(struct sns_cmd_pkt));
793 if (rval != QLA_SUCCESS) {
794 /*EMPTY*/
795 DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
796 ha->host_no, rval));
797 } else if (sns_cmd->p.gid_data[8] != 0x80 ||
798 sns_cmd->p.gid_data[9] != 0x02) {
799 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
800 "gid_rsp:\n", ha->host_no));
801 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
802 rval = QLA_FUNCTION_FAILED;
803 } else {
804 /* Set port IDs in switch info list. */
805 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
806 entry = &sns_cmd->p.gid_data[(i * 4) + 16];
807 list[i].d_id.b.domain = entry[1];
808 list[i].d_id.b.area = entry[2];
809 list[i].d_id.b.al_pa = entry[3];
810
811 /* Last one exit. */
812 if (entry[0] & BIT_7) {
813 list[i].d_id.b.rsvd_1 = entry[0];
814 break;
815 }
816 }
817
818 /*
819 * If we've used all available slots, then the switch is
820 * reporting back more devices that we can handle with this
821 * single call. Return a failed status, and let GA_NXT handle
822 * the overload.
823 */
824 if (i == MAX_FIBRE_DEVICES)
825 rval = QLA_FUNCTION_FAILED;
826 }
827
828 return (rval);
829 }
830
831 /**
832 * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
833 * @ha: HA context
834 * @list: switch info entries to populate
835 *
836 * This command uses the old Exectute SNS Command mailbox routine.
837 *
838 * Returns 0 on success.
839 */
840 static int
841 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
842 {
843 int rval;
844
845 uint16_t i;
846 struct sns_cmd_pkt *sns_cmd;
847
848 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
849 /* Issue GPN_ID */
850 /* Prepare SNS command request. */
851 sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
852 GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
853
854 /* Prepare SNS command arguments -- port_id. */
855 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
856 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
857 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
858
859 /* Execute SNS command. */
860 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
861 GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
862 if (rval != QLA_SUCCESS) {
863 /*EMPTY*/
864 DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
865 "(%d).\n", ha->host_no, rval));
866 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
867 sns_cmd->p.gpn_data[9] != 0x02) {
868 DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
869 "request, gpn_rsp:\n", ha->host_no));
870 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
871 rval = QLA_FUNCTION_FAILED;
872 } else {
873 /* Save portname */
874 memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
875 WWN_SIZE);
876 }
877
878 /* Last device exit. */
879 if (list[i].d_id.b.rsvd_1 != 0)
880 break;
881 }
882
883 return (rval);
884 }
885
886 /**
887 * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
888 * @ha: HA context
889 * @list: switch info entries to populate
890 *
891 * This command uses the old Exectute SNS Command mailbox routine.
892 *
893 * Returns 0 on success.
894 */
895 static int
896 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
897 {
898 int rval;
899
900 uint16_t i;
901 struct sns_cmd_pkt *sns_cmd;
902
903 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
904 /* Issue GNN_ID */
905 /* Prepare SNS command request. */
906 sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
907 GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
908
909 /* Prepare SNS command arguments -- port_id. */
910 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
911 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
912 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
913
914 /* Execute SNS command. */
915 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
916 GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
917 if (rval != QLA_SUCCESS) {
918 /*EMPTY*/
919 DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
920 "(%d).\n", ha->host_no, rval));
921 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
922 sns_cmd->p.gnn_data[9] != 0x02) {
923 DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
924 "request, gnn_rsp:\n", ha->host_no));
925 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
926 rval = QLA_FUNCTION_FAILED;
927 } else {
928 /* Save nodename */
929 memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
930 WWN_SIZE);
931
932 DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
933 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
934 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
935 "portid=%02x%02x%02x.\n",
936 ha->host_no,
937 list[i].node_name[0], list[i].node_name[1],
938 list[i].node_name[2], list[i].node_name[3],
939 list[i].node_name[4], list[i].node_name[5],
940 list[i].node_name[6], list[i].node_name[7],
941 list[i].port_name[0], list[i].port_name[1],
942 list[i].port_name[2], list[i].port_name[3],
943 list[i].port_name[4], list[i].port_name[5],
944 list[i].port_name[6], list[i].port_name[7],
945 list[i].d_id.b.domain, list[i].d_id.b.area,
946 list[i].d_id.b.al_pa));
947 }
948
949 /* Last device exit. */
950 if (list[i].d_id.b.rsvd_1 != 0)
951 break;
952 }
953
954 return (rval);
955 }
956
957 /**
958 * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
959 * @ha: HA context
960 *
961 * This command uses the old Exectute SNS Command mailbox routine.
962 *
963 * Returns 0 on success.
964 */
965 static int
966 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
967 {
968 int rval;
969
970 struct sns_cmd_pkt *sns_cmd;
971
972 /* Issue RFT_ID. */
973 /* Prepare SNS command request. */
974 sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
975 RFT_ID_SNS_DATA_SIZE);
976
977 /* Prepare SNS command arguments -- port_id, FC-4 types */
978 sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
979 sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
980 sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
981
982 sns_cmd->p.cmd.param[5] = 0x01; /* FCP-3 */
983
984 /* Execute SNS command. */
985 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
986 sizeof(struct sns_cmd_pkt));
987 if (rval != QLA_SUCCESS) {
988 /*EMPTY*/
989 DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
990 ha->host_no, rval));
991 } else if (sns_cmd->p.rft_data[8] != 0x80 ||
992 sns_cmd->p.rft_data[9] != 0x02) {
993 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
994 "rft_rsp:\n", ha->host_no));
995 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
996 rval = QLA_FUNCTION_FAILED;
997 } else {
998 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
999 ha->host_no));
1000 }
1001
1002 return (rval);
1003 }
1004
1005 /**
1006 * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1007 * HBA.
1008 * @ha: HA context
1009 *
1010 * This command uses the old Exectute SNS Command mailbox routine.
1011 *
1012 * Returns 0 on success.
1013 */
1014 static int
1015 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1016 {
1017 int rval;
1018
1019 struct sns_cmd_pkt *sns_cmd;
1020
1021 /* Issue RNN_ID. */
1022 /* Prepare SNS command request. */
1023 sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1024 RNN_ID_SNS_DATA_SIZE);
1025
1026 /* Prepare SNS command arguments -- port_id, nodename. */
1027 sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1028 sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1029 sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1030
1031 sns_cmd->p.cmd.param[4] = ha->init_cb->node_name[7];
1032 sns_cmd->p.cmd.param[5] = ha->init_cb->node_name[6];
1033 sns_cmd->p.cmd.param[6] = ha->init_cb->node_name[5];
1034 sns_cmd->p.cmd.param[7] = ha->init_cb->node_name[4];
1035 sns_cmd->p.cmd.param[8] = ha->init_cb->node_name[3];
1036 sns_cmd->p.cmd.param[9] = ha->init_cb->node_name[2];
1037 sns_cmd->p.cmd.param[10] = ha->init_cb->node_name[1];
1038 sns_cmd->p.cmd.param[11] = ha->init_cb->node_name[0];
1039
1040 /* Execute SNS command. */
1041 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1042 sizeof(struct sns_cmd_pkt));
1043 if (rval != QLA_SUCCESS) {
1044 /*EMPTY*/
1045 DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1046 ha->host_no, rval));
1047 } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1048 sns_cmd->p.rnn_data[9] != 0x02) {
1049 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1050 "rnn_rsp:\n", ha->host_no));
1051 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1052 rval = QLA_FUNCTION_FAILED;
1053 } else {
1054 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
1055 ha->host_no));
1056 }
1057
1058 return (rval);
1059 }
MOXA 2.6.9 from sdlinux-moxaart.tgz