2 * QLOGIC LINUX SOFTWARE
4 * QLogic ISP2x00 device driver for Linux 2.6.x
5 * Copyright (C) 2003-2004 QLogic Corporation
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
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.
23 static inline ms_iocb_entry_t *
24 qla2x00_prep_ms_iocb(scsi_qla_host_t *, uint32_t, uint32_t);
26 static inline struct ct_sns_req *
27 qla2x00_prep_ct_req(struct ct_sns_req *, uint16_t, uint16_t);
29 static inline struct sns_cmd_pkt *
30 qla2x00_prep_sns_cmd(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t);
32 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
33 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
34 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
35 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
36 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
37 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
40 * qla2x00_prep_ms_iocb() - Prepare common MS IOCB fields for SNS CT query.
42 * @req_size: request size in bytes
43 * @rsp_size: response size in bytes
45 * Returns a pointer to the @ha's ms_iocb.
47 static inline ms_iocb_entry_t *
48 qla2x00_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
50 ms_iocb_entry_t *ms_pkt;
53 memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
55 ms_pkt->entry_type = MS_IOCB_TYPE;
56 ms_pkt->entry_count = 1;
57 SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
58 ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
59 ms_pkt->timeout = __constant_cpu_to_le16(25);
60 ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
61 ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
62 ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
63 ms_pkt->req_bytecount = cpu_to_le32(req_size);
65 ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
66 ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
67 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
69 ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
70 ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
71 ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
77 * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
78 * @ct_req: CT request buffer
80 * @rsp_size: response size in bytes
82 * Returns a pointer to the intitialized @ct_req.
84 static inline struct ct_sns_req *
85 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
87 memset(ct_req, 0, sizeof(struct ct_sns_pkt));
89 ct_req->header.revision = 0x01;
90 ct_req->header.gs_type = 0xFC;
91 ct_req->header.gs_subtype = 0x02;
92 ct_req->command = cpu_to_be16(cmd);
93 ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
100 * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
102 * @fcport: fcport entry to updated
104 * Returns 0 on success.
107 qla2x00_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
111 ms_iocb_entry_t *ms_pkt;
112 struct ct_sns_req *ct_req;
113 struct ct_sns_rsp *ct_rsp;
115 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
116 return (qla2x00_sns_ga_nxt(ha, fcport));
120 /* Prepare common MS IOCB */
121 ms_pkt = qla2x00_prep_ms_iocb(ha, GA_NXT_REQ_SIZE, GA_NXT_RSP_SIZE);
123 /* Prepare CT request */
124 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
126 ct_rsp = &ha->ct_sns->p.rsp;
128 /* Prepare CT arguments -- port_id */
129 ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
130 ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
131 ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
133 /* Execute MS IOCB */
134 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
135 sizeof(ms_iocb_entry_t));
136 if (rval != QLA_SUCCESS) {
138 DEBUG2_3(printk("scsi(%ld): GA_NXT issue IOCB failed (%d).\n",
140 } else if (ct_rsp->header.response !=
141 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
142 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
143 "ga_nxt_rsp:\n", ha->host_no));
144 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
145 sizeof(struct ct_rsp_hdr)));
146 rval = QLA_FUNCTION_FAILED;
148 /* Populate fc_port_t entry. */
149 fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
150 fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
151 fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
153 memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
155 memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
158 if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
159 ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
160 fcport->d_id.b.domain = 0xf0;
162 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
163 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
164 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
165 "portid=%02x%02x%02x.\n",
167 fcport->node_name[0], fcport->node_name[1],
168 fcport->node_name[2], fcport->node_name[3],
169 fcport->node_name[4], fcport->node_name[5],
170 fcport->node_name[6], fcport->node_name[7],
171 fcport->port_name[0], fcport->port_name[1],
172 fcport->port_name[2], fcport->port_name[3],
173 fcport->port_name[4], fcport->port_name[5],
174 fcport->port_name[6], fcport->port_name[7],
175 fcport->d_id.b.domain, fcport->d_id.b.area,
176 fcport->d_id.b.al_pa));
183 * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
185 * @list: switch info entries to populate
187 * NOTE: Non-Nx_Ports are not requested.
189 * Returns 0 on success.
192 qla2x00_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
197 ms_iocb_entry_t *ms_pkt;
198 struct ct_sns_req *ct_req;
199 struct ct_sns_rsp *ct_rsp;
201 struct ct_sns_gid_pt_data *gid_data;
203 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
204 return (qla2x00_sns_gid_pt(ha, list));
210 /* Prepare common MS IOCB */
211 ms_pkt = qla2x00_prep_ms_iocb(ha, GID_PT_REQ_SIZE, GID_PT_RSP_SIZE);
213 /* Prepare CT request */
214 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
216 ct_rsp = &ha->ct_sns->p.rsp;
218 /* Prepare CT arguments -- port_type */
219 ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
221 /* Execute MS IOCB */
222 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
223 sizeof(ms_iocb_entry_t));
224 if (rval != QLA_SUCCESS) {
226 DEBUG2_3(printk("scsi(%ld): GID_PT issue IOCB failed (%d).\n",
228 } else if (ct_rsp->header.response !=
229 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
230 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
231 "gid_pt_rsp:\n", ha->host_no));
232 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
233 sizeof(struct ct_rsp_hdr)));
234 rval = QLA_FUNCTION_FAILED;
236 /* Set port IDs in switch info list. */
237 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
238 gid_data = &ct_rsp->rsp.gid_pt.entries[i];
239 list[i].d_id.b.domain = gid_data->port_id[0];
240 list[i].d_id.b.area = gid_data->port_id[1];
241 list[i].d_id.b.al_pa = gid_data->port_id[2];
244 if (gid_data->control_byte & BIT_7) {
245 list[i].d_id.b.rsvd_1 = gid_data->control_byte;
251 * If we've used all available slots, then the switch is
252 * reporting back more devices than we can handle with this
253 * single call. Return a failed status, and let GA_NXT handle
256 if (i == MAX_FIBRE_DEVICES)
257 rval = QLA_FUNCTION_FAILED;
264 * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
266 * @list: switch info entries to populate
268 * Returns 0 on success.
271 qla2x00_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
276 ms_iocb_entry_t *ms_pkt;
277 struct ct_sns_req *ct_req;
278 struct ct_sns_rsp *ct_rsp;
280 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
281 return (qla2x00_sns_gpn_id(ha, list));
284 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
286 /* Prepare common MS IOCB */
287 ms_pkt = qla2x00_prep_ms_iocb(ha, GPN_ID_REQ_SIZE,
290 /* Prepare CT request */
291 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
293 ct_rsp = &ha->ct_sns->p.rsp;
295 /* Prepare CT arguments -- port_id */
296 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
297 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
298 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
300 /* Execute MS IOCB */
301 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
302 sizeof(ms_iocb_entry_t));
303 if (rval != QLA_SUCCESS) {
305 DEBUG2_3(printk("scsi(%ld): GPN_ID issue IOCB failed "
306 "(%d).\n", ha->host_no, rval));
307 } else if (ct_rsp->header.response !=
308 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
309 DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
310 "request, gpn_id_rsp:\n", ha->host_no));
311 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
312 sizeof(struct ct_rsp_hdr)));
313 rval = QLA_FUNCTION_FAILED;
316 memcpy(list[i].port_name,
317 ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
320 /* Last device exit. */
321 if (list[i].d_id.b.rsvd_1 != 0)
329 * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
331 * @list: switch info entries to populate
333 * Returns 0 on success.
336 qla2x00_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
341 ms_iocb_entry_t *ms_pkt;
342 struct ct_sns_req *ct_req;
343 struct ct_sns_rsp *ct_rsp;
345 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
346 return (qla2x00_sns_gnn_id(ha, list));
349 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
351 /* Prepare common MS IOCB */
352 ms_pkt = qla2x00_prep_ms_iocb(ha, GNN_ID_REQ_SIZE,
355 /* Prepare CT request */
356 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
358 ct_rsp = &ha->ct_sns->p.rsp;
360 /* Prepare CT arguments -- port_id */
361 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
362 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
363 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
365 /* Execute MS IOCB */
366 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
367 sizeof(ms_iocb_entry_t));
368 if (rval != QLA_SUCCESS) {
370 DEBUG2_3(printk("scsi(%ld): GNN_ID issue IOCB failed "
371 "(%d).\n", ha->host_no, rval));
372 } else if (ct_rsp->header.response !=
373 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
374 DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
375 "request, gnn_id_rsp:\n", ha->host_no));
376 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
377 sizeof(struct ct_rsp_hdr)));
378 rval = QLA_FUNCTION_FAILED;
381 memcpy(list[i].node_name,
382 ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
384 DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
385 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
386 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
387 "portid=%02x%02x%02x.\n",
389 list[i].node_name[0], list[i].node_name[1],
390 list[i].node_name[2], list[i].node_name[3],
391 list[i].node_name[4], list[i].node_name[5],
392 list[i].node_name[6], list[i].node_name[7],
393 list[i].port_name[0], list[i].port_name[1],
394 list[i].port_name[2], list[i].port_name[3],
395 list[i].port_name[4], list[i].port_name[5],
396 list[i].port_name[6], list[i].port_name[7],
397 list[i].d_id.b.domain, list[i].d_id.b.area,
398 list[i].d_id.b.al_pa));
401 /* Last device exit. */
402 if (list[i].d_id.b.rsvd_1 != 0)
410 * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
413 * Returns 0 on success.
416 qla2x00_rft_id(scsi_qla_host_t *ha)
420 ms_iocb_entry_t *ms_pkt;
421 struct ct_sns_req *ct_req;
422 struct ct_sns_rsp *ct_rsp;
424 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
425 return (qla2x00_sns_rft_id(ha));
429 /* Prepare common MS IOCB */
430 ms_pkt = qla2x00_prep_ms_iocb(ha, RFT_ID_REQ_SIZE, RFT_ID_RSP_SIZE);
432 /* Prepare CT request */
433 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
435 ct_rsp = &ha->ct_sns->p.rsp;
437 /* Prepare CT arguments -- port_id, FC-4 types */
438 ct_req->req.rft_id.port_id[0] = ha->d_id.b.domain;
439 ct_req->req.rft_id.port_id[1] = ha->d_id.b.area;
440 ct_req->req.rft_id.port_id[2] = ha->d_id.b.al_pa;
442 ct_req->req.rft_id.fc4_types[2] = 0x01; /* FCP-3 */
444 /* Execute MS IOCB */
445 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
446 sizeof(ms_iocb_entry_t));
447 if (rval != QLA_SUCCESS) {
449 DEBUG2_3(printk("scsi(%ld): RFT_ID issue IOCB failed (%d).\n",
451 } else if (ct_rsp->header.response !=
452 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
453 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected "
454 "request, rft_id_rsp:\n", ha->host_no));
455 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
456 sizeof(struct ct_rsp_hdr)));
457 rval = QLA_FUNCTION_FAILED;
459 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
467 * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
470 * Returns 0 on success.
473 qla2x00_rff_id(scsi_qla_host_t *ha)
477 ms_iocb_entry_t *ms_pkt;
478 struct ct_sns_req *ct_req;
479 struct ct_sns_rsp *ct_rsp;
481 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
482 DEBUG2(printk("scsi(%ld): RFF_ID call unsupported on "
483 "ISP2100/ISP2200.\n", ha->host_no));
484 return (QLA_SUCCESS);
488 /* Prepare common MS IOCB */
489 ms_pkt = qla2x00_prep_ms_iocb(ha, RFF_ID_REQ_SIZE, RFF_ID_RSP_SIZE);
491 /* Prepare CT request */
492 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
494 ct_rsp = &ha->ct_sns->p.rsp;
496 /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
497 ct_req->req.rff_id.port_id[0] = ha->d_id.b.domain;
498 ct_req->req.rff_id.port_id[1] = ha->d_id.b.area;
499 ct_req->req.rff_id.port_id[2] = ha->d_id.b.al_pa;
501 ct_req->req.rff_id.fc4_type = 0x08; /* SCSI - FCP */
503 /* Execute MS IOCB */
504 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
505 sizeof(ms_iocb_entry_t));
506 if (rval != QLA_SUCCESS) {
508 DEBUG2_3(printk("scsi(%ld): RFF_ID issue IOCB failed (%d).\n",
510 } else if (ct_rsp->header.response !=
511 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
512 DEBUG2_3(printk("scsi(%ld): RFF_ID failed, rejected "
513 "request, rff_id_rsp:\n", ha->host_no));
514 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
515 sizeof(struct ct_rsp_hdr)));
516 rval = QLA_FUNCTION_FAILED;
518 DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n",
526 * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
529 * Returns 0 on success.
532 qla2x00_rnn_id(scsi_qla_host_t *ha)
536 ms_iocb_entry_t *ms_pkt;
537 struct ct_sns_req *ct_req;
538 struct ct_sns_rsp *ct_rsp;
540 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
541 return (qla2x00_sns_rnn_id(ha));
545 /* Prepare common MS IOCB */
546 ms_pkt = qla2x00_prep_ms_iocb(ha, RNN_ID_REQ_SIZE, RNN_ID_RSP_SIZE);
548 /* Prepare CT request */
549 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
551 ct_rsp = &ha->ct_sns->p.rsp;
553 /* Prepare CT arguments -- port_id, node_name */
554 ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain;
555 ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area;
556 ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa;
558 memcpy(ct_req->req.rnn_id.node_name, ha->init_cb->node_name, WWN_SIZE);
560 /* Execute MS IOCB */
561 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
562 sizeof(ms_iocb_entry_t));
563 if (rval != QLA_SUCCESS) {
565 DEBUG2_3(printk("scsi(%ld): RNN_ID issue IOCB failed (%d).\n",
567 } else if (ct_rsp->header.response !=
568 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
569 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected "
570 "request, rnn_id_rsp:\n", ha->host_no));
571 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
572 sizeof(struct ct_rsp_hdr)));
573 rval = QLA_FUNCTION_FAILED;
575 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
583 * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
586 * Returns 0 on success.
589 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
595 ms_iocb_entry_t *ms_pkt;
596 struct ct_sns_req *ct_req;
597 struct ct_sns_rsp *ct_rsp;
599 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
600 DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
601 "ISP2100/ISP2200.\n", ha->host_no));
602 return (QLA_SUCCESS);
606 /* Prepare common MS IOCB */
607 /* Request size adjusted after CT preparation */
608 ms_pkt = qla2x00_prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
610 /* Prepare CT request */
611 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
613 ct_rsp = &ha->ct_sns->p.rsp;
615 /* Prepare CT arguments -- node_name, symbolic node_name, size */
616 memcpy(ct_req->req.rsnn_nn.node_name, ha->init_cb->node_name, WWN_SIZE);
618 /* Prepare the Symbolic Node Name */
620 snn = ct_req->req.rsnn_nn.sym_node_name;
621 strcpy(snn, ha->model_number);
622 /* Firmware version */
623 strcat(snn, " FW:v");
624 sprintf(version, "%d.%02d.%02d", ha->fw_major_version,
625 ha->fw_minor_version, ha->fw_subminor_version);
626 strcat(snn, version);
628 strcat(snn, " DVR:v");
629 strcat(snn, qla2x00_version_str);
631 /* Calculate SNN length */
632 ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(snn);
634 /* Update MS IOCB request */
635 ms_pkt->req_bytecount =
636 cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
637 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
639 /* Execute MS IOCB */
640 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
641 sizeof(ms_iocb_entry_t));
642 if (rval != QLA_SUCCESS) {
644 DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
646 } else if (ct_rsp->header.response !=
647 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
648 DEBUG2_3(printk("scsi(%ld): RSNN_NN failed, rejected "
649 "request, rsnn_id_rsp:\n", ha->host_no));
650 DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
651 sizeof(struct ct_rsp_hdr)));
652 rval = QLA_FUNCTION_FAILED;
654 DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
663 * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
666 * @scmd_len: Subcommand length
667 * @data_size: response size in bytes
669 * Returns a pointer to the @ha's sns_cmd.
671 static inline struct sns_cmd_pkt *
672 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
676 struct sns_cmd_pkt *sns_cmd;
678 sns_cmd = ha->sns_cmd;
679 memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
680 wc = data_size / 2; /* Size in 16bit words. */
681 sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
682 sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
683 sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
684 sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
685 sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
686 wc = (data_size - 16) / 4; /* Size in 32bit words. */
687 sns_cmd->p.cmd.size = cpu_to_le16(wc);
693 * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
695 * @fcport: fcport entry to updated
697 * This command uses the old Exectute SNS Command mailbox routine.
699 * Returns 0 on success.
702 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
706 struct sns_cmd_pkt *sns_cmd;
709 /* Prepare SNS command request. */
710 sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
711 GA_NXT_SNS_DATA_SIZE);
713 /* Prepare SNS command arguments -- port_id. */
714 sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
715 sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
716 sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
718 /* Execute SNS command. */
719 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
720 sizeof(struct sns_cmd_pkt));
721 if (rval != QLA_SUCCESS) {
723 DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
725 } else if (sns_cmd->p.gan_data[8] != 0x80 ||
726 sns_cmd->p.gan_data[9] != 0x02) {
727 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
728 "ga_nxt_rsp:\n", ha->host_no));
729 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
730 rval = QLA_FUNCTION_FAILED;
732 /* Populate fc_port_t entry. */
733 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
734 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
735 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
737 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
738 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
740 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
741 sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
742 fcport->d_id.b.domain = 0xf0;
744 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
745 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
746 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
747 "portid=%02x%02x%02x.\n",
749 fcport->node_name[0], fcport->node_name[1],
750 fcport->node_name[2], fcport->node_name[3],
751 fcport->node_name[4], fcport->node_name[5],
752 fcport->node_name[6], fcport->node_name[7],
753 fcport->port_name[0], fcport->port_name[1],
754 fcport->port_name[2], fcport->port_name[3],
755 fcport->port_name[4], fcport->port_name[5],
756 fcport->port_name[6], fcport->port_name[7],
757 fcport->d_id.b.domain, fcport->d_id.b.area,
758 fcport->d_id.b.al_pa));
765 * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
767 * @list: switch info entries to populate
769 * This command uses the old Exectute SNS Command mailbox routine.
771 * NOTE: Non-Nx_Ports are not requested.
773 * Returns 0 on success.
776 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
782 struct sns_cmd_pkt *sns_cmd;
785 /* Prepare SNS command request. */
786 sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
787 GID_PT_SNS_DATA_SIZE);
789 /* Prepare SNS command arguments -- port_type. */
790 sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
792 /* Execute SNS command. */
793 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
794 sizeof(struct sns_cmd_pkt));
795 if (rval != QLA_SUCCESS) {
797 DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
799 } else if (sns_cmd->p.gid_data[8] != 0x80 ||
800 sns_cmd->p.gid_data[9] != 0x02) {
801 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
802 "gid_rsp:\n", ha->host_no));
803 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
804 rval = QLA_FUNCTION_FAILED;
806 /* Set port IDs in switch info list. */
807 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
808 entry = &sns_cmd->p.gid_data[(i * 4) + 16];
809 list[i].d_id.b.domain = entry[1];
810 list[i].d_id.b.area = entry[2];
811 list[i].d_id.b.al_pa = entry[3];
814 if (entry[0] & BIT_7) {
815 list[i].d_id.b.rsvd_1 = entry[0];
821 * If we've used all available slots, then the switch is
822 * reporting back more devices that we can handle with this
823 * single call. Return a failed status, and let GA_NXT handle
826 if (i == MAX_FIBRE_DEVICES)
827 rval = QLA_FUNCTION_FAILED;
834 * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
836 * @list: switch info entries to populate
838 * This command uses the old Exectute SNS Command mailbox routine.
840 * Returns 0 on success.
843 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
848 struct sns_cmd_pkt *sns_cmd;
850 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
852 /* Prepare SNS command request. */
853 sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
854 GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
856 /* Prepare SNS command arguments -- port_id. */
857 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
858 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
859 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
861 /* Execute SNS command. */
862 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
863 GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
864 if (rval != QLA_SUCCESS) {
866 DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
867 "(%d).\n", ha->host_no, rval));
868 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
869 sns_cmd->p.gpn_data[9] != 0x02) {
870 DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
871 "request, gpn_rsp:\n", ha->host_no));
872 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
873 rval = QLA_FUNCTION_FAILED;
876 memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
880 /* Last device exit. */
881 if (list[i].d_id.b.rsvd_1 != 0)
889 * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
891 * @list: switch info entries to populate
893 * This command uses the old Exectute SNS Command mailbox routine.
895 * Returns 0 on success.
898 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
903 struct sns_cmd_pkt *sns_cmd;
905 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
907 /* Prepare SNS command request. */
908 sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
909 GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
911 /* Prepare SNS command arguments -- port_id. */
912 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
913 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
914 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
916 /* Execute SNS command. */
917 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
918 GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
919 if (rval != QLA_SUCCESS) {
921 DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
922 "(%d).\n", ha->host_no, rval));
923 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
924 sns_cmd->p.gnn_data[9] != 0x02) {
925 DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
926 "request, gnn_rsp:\n", ha->host_no));
927 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
928 rval = QLA_FUNCTION_FAILED;
931 memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
934 DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
935 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
936 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
937 "portid=%02x%02x%02x.\n",
939 list[i].node_name[0], list[i].node_name[1],
940 list[i].node_name[2], list[i].node_name[3],
941 list[i].node_name[4], list[i].node_name[5],
942 list[i].node_name[6], list[i].node_name[7],
943 list[i].port_name[0], list[i].port_name[1],
944 list[i].port_name[2], list[i].port_name[3],
945 list[i].port_name[4], list[i].port_name[5],
946 list[i].port_name[6], list[i].port_name[7],
947 list[i].d_id.b.domain, list[i].d_id.b.area,
948 list[i].d_id.b.al_pa));
951 /* Last device exit. */
952 if (list[i].d_id.b.rsvd_1 != 0)
960 * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
963 * This command uses the old Exectute SNS Command mailbox routine.
965 * Returns 0 on success.
968 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
972 struct sns_cmd_pkt *sns_cmd;
975 /* Prepare SNS command request. */
976 sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
977 RFT_ID_SNS_DATA_SIZE);
979 /* Prepare SNS command arguments -- port_id, FC-4 types */
980 sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
981 sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
982 sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
984 sns_cmd->p.cmd.param[5] = 0x01; /* FCP-3 */
986 /* Execute SNS command. */
987 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
988 sizeof(struct sns_cmd_pkt));
989 if (rval != QLA_SUCCESS) {
991 DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
993 } else if (sns_cmd->p.rft_data[8] != 0x80 ||
994 sns_cmd->p.rft_data[9] != 0x02) {
995 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
996 "rft_rsp:\n", ha->host_no));
997 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
998 rval = QLA_FUNCTION_FAILED;
1000 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
1008 * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1012 * This command uses the old Exectute SNS Command mailbox routine.
1014 * Returns 0 on success.
1017 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1021 struct sns_cmd_pkt *sns_cmd;
1024 /* Prepare SNS command request. */
1025 sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1026 RNN_ID_SNS_DATA_SIZE);
1028 /* Prepare SNS command arguments -- port_id, nodename. */
1029 sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1030 sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1031 sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1033 sns_cmd->p.cmd.param[4] = ha->init_cb->node_name[7];
1034 sns_cmd->p.cmd.param[5] = ha->init_cb->node_name[6];
1035 sns_cmd->p.cmd.param[6] = ha->init_cb->node_name[5];
1036 sns_cmd->p.cmd.param[7] = ha->init_cb->node_name[4];
1037 sns_cmd->p.cmd.param[8] = ha->init_cb->node_name[3];
1038 sns_cmd->p.cmd.param[9] = ha->init_cb->node_name[2];
1039 sns_cmd->p.cmd.param[10] = ha->init_cb->node_name[1];
1040 sns_cmd->p.cmd.param[11] = ha->init_cb->node_name[0];
1042 /* Execute SNS command. */
1043 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1044 sizeof(struct sns_cmd_pkt));
1045 if (rval != QLA_SUCCESS) {
1047 DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1048 ha->host_no, rval));
1049 } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1050 sns_cmd->p.rnn_data[9] != 0x02) {
1051 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1052 "rnn_rsp:\n", ha->host_no));
1053 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1054 rval = QLA_FUNCTION_FAILED;
1056 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",