2 * QLOGIC LINUX SOFTWARE
4 * QLogic ISP2x00 device driver for Linux 2.6.x
5 * Copyright (C) 2003-2005 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.
21 static inline struct ct_sns_req *
22 qla2x00_prep_ct_req(struct ct_sns_req *, uint16_t, uint16_t);
24 static inline struct sns_cmd_pkt *
25 qla2x00_prep_sns_cmd(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t);
27 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
28 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
29 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
30 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
31 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
32 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
35 * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query.
37 * @req_size: request size in bytes
38 * @rsp_size: response size in bytes
40 * Returns a pointer to the @ha's ms_iocb.
43 qla2x00_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
45 ms_iocb_entry_t *ms_pkt;
48 memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
50 ms_pkt->entry_type = MS_IOCB_TYPE;
51 ms_pkt->entry_count = 1;
52 SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
53 ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
54 ms_pkt->timeout = __constant_cpu_to_le16(25);
55 ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
56 ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
57 ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
58 ms_pkt->req_bytecount = cpu_to_le32(req_size);
60 ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
61 ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
62 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
64 ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
65 ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
66 ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
72 * qla24xx_prep_ms_iocb() - Prepare common CT IOCB fields for SNS CT query.
74 * @req_size: request size in bytes
75 * @rsp_size: response size in bytes
77 * Returns a pointer to the @ha's ms_iocb.
80 qla24xx_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
82 struct ct_entry_24xx *ct_pkt;
84 ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
85 memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
87 ct_pkt->entry_type = CT_IOCB_TYPE;
88 ct_pkt->entry_count = 1;
89 ct_pkt->nport_handle = __constant_cpu_to_le16(NPH_SNS);
90 ct_pkt->timeout = __constant_cpu_to_le16(25);
91 ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
92 ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
93 ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
94 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
96 ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
97 ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
98 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
100 ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
101 ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
102 ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
108 * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
109 * @ct_req: CT request buffer
111 * @rsp_size: response size in bytes
113 * Returns a pointer to the intitialized @ct_req.
115 static inline struct ct_sns_req *
116 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
118 memset(ct_req, 0, sizeof(struct ct_sns_pkt));
120 ct_req->header.revision = 0x01;
121 ct_req->header.gs_type = 0xFC;
122 ct_req->header.gs_subtype = 0x02;
123 ct_req->command = cpu_to_be16(cmd);
124 ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
130 qla2x00_chk_ms_status(scsi_qla_host_t *ha, ms_iocb_entry_t *ms_pkt,
131 struct ct_sns_rsp *ct_rsp, const char *routine)
134 uint16_t comp_status;
136 rval = QLA_FUNCTION_FAILED;
137 if (ms_pkt->entry_status != 0) {
138 DEBUG2_3(printk("scsi(%ld): %s failed, error status (%x).\n",
139 ha->host_no, routine, ms_pkt->entry_status));
141 if (IS_QLA24XX(ha) || IS_QLA25XX(ha))
143 ((struct ct_entry_24xx *)ms_pkt)->comp_status;
145 comp_status = le16_to_cpu(ms_pkt->status);
146 switch (comp_status) {
148 case CS_DATA_UNDERRUN:
149 case CS_DATA_OVERRUN: /* Overrun? */
150 if (ct_rsp->header.response !=
151 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
152 DEBUG2_3(printk("scsi(%ld): %s failed, "
153 "rejected request:\n", ha->host_no,
155 DEBUG2_3(qla2x00_dump_buffer(
156 (uint8_t *)&ct_rsp->header,
157 sizeof(struct ct_rsp_hdr)));
162 DEBUG2_3(printk("scsi(%ld): %s failed, completion "
163 "status (%x).\n", ha->host_no, routine,
172 * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
174 * @fcport: fcport entry to updated
176 * Returns 0 on success.
179 qla2x00_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
183 ms_iocb_entry_t *ms_pkt;
184 struct ct_sns_req *ct_req;
185 struct ct_sns_rsp *ct_rsp;
187 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
188 return (qla2x00_sns_ga_nxt(ha, fcport));
192 /* Prepare common MS IOCB */
193 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GA_NXT_REQ_SIZE, GA_NXT_RSP_SIZE);
195 /* Prepare CT request */
196 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
198 ct_rsp = &ha->ct_sns->p.rsp;
200 /* Prepare CT arguments -- port_id */
201 ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
202 ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
203 ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
205 /* Execute MS IOCB */
206 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
207 sizeof(ms_iocb_entry_t));
208 if (rval != QLA_SUCCESS) {
210 DEBUG2_3(printk("scsi(%ld): GA_NXT issue IOCB failed (%d).\n",
212 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GA_NXT") !=
214 rval = QLA_FUNCTION_FAILED;
216 /* Populate fc_port_t entry. */
217 fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
218 fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
219 fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
221 memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
223 memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
226 if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
227 ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
228 fcport->d_id.b.domain = 0xf0;
230 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
231 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
232 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
233 "portid=%02x%02x%02x.\n",
235 fcport->node_name[0], fcport->node_name[1],
236 fcport->node_name[2], fcport->node_name[3],
237 fcport->node_name[4], fcport->node_name[5],
238 fcport->node_name[6], fcport->node_name[7],
239 fcport->port_name[0], fcport->port_name[1],
240 fcport->port_name[2], fcport->port_name[3],
241 fcport->port_name[4], fcport->port_name[5],
242 fcport->port_name[6], fcport->port_name[7],
243 fcport->d_id.b.domain, fcport->d_id.b.area,
244 fcport->d_id.b.al_pa));
251 * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
253 * @list: switch info entries to populate
255 * NOTE: Non-Nx_Ports are not requested.
257 * Returns 0 on success.
260 qla2x00_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
265 ms_iocb_entry_t *ms_pkt;
266 struct ct_sns_req *ct_req;
267 struct ct_sns_rsp *ct_rsp;
269 struct ct_sns_gid_pt_data *gid_data;
271 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
272 return (qla2x00_sns_gid_pt(ha, list));
278 /* Prepare common MS IOCB */
279 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GID_PT_REQ_SIZE, GID_PT_RSP_SIZE);
281 /* Prepare CT request */
282 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
284 ct_rsp = &ha->ct_sns->p.rsp;
286 /* Prepare CT arguments -- port_type */
287 ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
289 /* Execute MS IOCB */
290 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
291 sizeof(ms_iocb_entry_t));
292 if (rval != QLA_SUCCESS) {
294 DEBUG2_3(printk("scsi(%ld): GID_PT issue IOCB failed (%d).\n",
296 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GID_PT") !=
298 rval = QLA_FUNCTION_FAILED;
300 /* Set port IDs in switch info list. */
301 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
302 gid_data = &ct_rsp->rsp.gid_pt.entries[i];
303 list[i].d_id.b.domain = gid_data->port_id[0];
304 list[i].d_id.b.area = gid_data->port_id[1];
305 list[i].d_id.b.al_pa = gid_data->port_id[2];
308 if (gid_data->control_byte & BIT_7) {
309 list[i].d_id.b.rsvd_1 = gid_data->control_byte;
315 * If we've used all available slots, then the switch is
316 * reporting back more devices than we can handle with this
317 * single call. Return a failed status, and let GA_NXT handle
320 if (i == MAX_FIBRE_DEVICES)
321 rval = QLA_FUNCTION_FAILED;
328 * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
330 * @list: switch info entries to populate
332 * Returns 0 on success.
335 qla2x00_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
340 ms_iocb_entry_t *ms_pkt;
341 struct ct_sns_req *ct_req;
342 struct ct_sns_rsp *ct_rsp;
344 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
345 return (qla2x00_sns_gpn_id(ha, list));
348 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
350 /* Prepare common MS IOCB */
351 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GPN_ID_REQ_SIZE,
354 /* Prepare CT request */
355 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
357 ct_rsp = &ha->ct_sns->p.rsp;
359 /* Prepare CT arguments -- port_id */
360 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
361 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
362 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
364 /* Execute MS IOCB */
365 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
366 sizeof(ms_iocb_entry_t));
367 if (rval != QLA_SUCCESS) {
369 DEBUG2_3(printk("scsi(%ld): GPN_ID issue IOCB failed "
370 "(%d).\n", ha->host_no, rval));
371 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
372 "GPN_ID") != QLA_SUCCESS) {
373 rval = QLA_FUNCTION_FAILED;
376 memcpy(list[i].port_name,
377 ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
380 /* Last device exit. */
381 if (list[i].d_id.b.rsvd_1 != 0)
389 * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
391 * @list: switch info entries to populate
393 * Returns 0 on success.
396 qla2x00_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
401 ms_iocb_entry_t *ms_pkt;
402 struct ct_sns_req *ct_req;
403 struct ct_sns_rsp *ct_rsp;
405 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
406 return (qla2x00_sns_gnn_id(ha, list));
409 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
411 /* Prepare common MS IOCB */
412 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GNN_ID_REQ_SIZE,
415 /* Prepare CT request */
416 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
418 ct_rsp = &ha->ct_sns->p.rsp;
420 /* Prepare CT arguments -- port_id */
421 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
422 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
423 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
425 /* Execute MS IOCB */
426 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
427 sizeof(ms_iocb_entry_t));
428 if (rval != QLA_SUCCESS) {
430 DEBUG2_3(printk("scsi(%ld): GNN_ID issue IOCB failed "
431 "(%d).\n", ha->host_no, rval));
432 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
433 "GNN_ID") != QLA_SUCCESS) {
434 rval = QLA_FUNCTION_FAILED;
437 memcpy(list[i].node_name,
438 ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
440 DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
441 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
442 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
443 "portid=%02x%02x%02x.\n",
445 list[i].node_name[0], list[i].node_name[1],
446 list[i].node_name[2], list[i].node_name[3],
447 list[i].node_name[4], list[i].node_name[5],
448 list[i].node_name[6], list[i].node_name[7],
449 list[i].port_name[0], list[i].port_name[1],
450 list[i].port_name[2], list[i].port_name[3],
451 list[i].port_name[4], list[i].port_name[5],
452 list[i].port_name[6], list[i].port_name[7],
453 list[i].d_id.b.domain, list[i].d_id.b.area,
454 list[i].d_id.b.al_pa));
457 /* Last device exit. */
458 if (list[i].d_id.b.rsvd_1 != 0)
466 * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
469 * Returns 0 on success.
472 qla2x00_rft_id(scsi_qla_host_t *ha)
476 ms_iocb_entry_t *ms_pkt;
477 struct ct_sns_req *ct_req;
478 struct ct_sns_rsp *ct_rsp;
480 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
481 return (qla2x00_sns_rft_id(ha));
485 /* Prepare common MS IOCB */
486 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RFT_ID_REQ_SIZE, RFT_ID_RSP_SIZE);
488 /* Prepare CT request */
489 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
491 ct_rsp = &ha->ct_sns->p.rsp;
493 /* Prepare CT arguments -- port_id, FC-4 types */
494 ct_req->req.rft_id.port_id[0] = ha->d_id.b.domain;
495 ct_req->req.rft_id.port_id[1] = ha->d_id.b.area;
496 ct_req->req.rft_id.port_id[2] = ha->d_id.b.al_pa;
498 ct_req->req.rft_id.fc4_types[2] = 0x01; /* FCP-3 */
500 /* Execute MS IOCB */
501 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
502 sizeof(ms_iocb_entry_t));
503 if (rval != QLA_SUCCESS) {
505 DEBUG2_3(printk("scsi(%ld): RFT_ID issue IOCB failed (%d).\n",
507 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFT_ID") !=
509 rval = QLA_FUNCTION_FAILED;
511 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
519 * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
522 * Returns 0 on success.
525 qla2x00_rff_id(scsi_qla_host_t *ha)
529 ms_iocb_entry_t *ms_pkt;
530 struct ct_sns_req *ct_req;
531 struct ct_sns_rsp *ct_rsp;
533 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
534 DEBUG2(printk("scsi(%ld): RFF_ID call unsupported on "
535 "ISP2100/ISP2200.\n", ha->host_no));
536 return (QLA_SUCCESS);
540 /* Prepare common MS IOCB */
541 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RFF_ID_REQ_SIZE, RFF_ID_RSP_SIZE);
543 /* Prepare CT request */
544 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
546 ct_rsp = &ha->ct_sns->p.rsp;
548 /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
549 ct_req->req.rff_id.port_id[0] = ha->d_id.b.domain;
550 ct_req->req.rff_id.port_id[1] = ha->d_id.b.area;
551 ct_req->req.rff_id.port_id[2] = ha->d_id.b.al_pa;
553 ct_req->req.rff_id.fc4_type = 0x08; /* SCSI - FCP */
555 /* Execute MS IOCB */
556 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
557 sizeof(ms_iocb_entry_t));
558 if (rval != QLA_SUCCESS) {
560 DEBUG2_3(printk("scsi(%ld): RFF_ID issue IOCB failed (%d).\n",
562 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFF_ID") !=
564 rval = QLA_FUNCTION_FAILED;
566 DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n",
574 * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
577 * Returns 0 on success.
580 qla2x00_rnn_id(scsi_qla_host_t *ha)
584 ms_iocb_entry_t *ms_pkt;
585 struct ct_sns_req *ct_req;
586 struct ct_sns_rsp *ct_rsp;
588 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
589 return (qla2x00_sns_rnn_id(ha));
593 /* Prepare common MS IOCB */
594 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RNN_ID_REQ_SIZE, RNN_ID_RSP_SIZE);
596 /* Prepare CT request */
597 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
599 ct_rsp = &ha->ct_sns->p.rsp;
601 /* Prepare CT arguments -- port_id, node_name */
602 ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain;
603 ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area;
604 ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa;
606 memcpy(ct_req->req.rnn_id.node_name, ha->node_name, WWN_SIZE);
608 /* Execute MS IOCB */
609 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
610 sizeof(ms_iocb_entry_t));
611 if (rval != QLA_SUCCESS) {
613 DEBUG2_3(printk("scsi(%ld): RNN_ID issue IOCB failed (%d).\n",
615 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RNN_ID") !=
617 rval = QLA_FUNCTION_FAILED;
619 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
627 * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
630 * Returns 0 on success.
633 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
639 ms_iocb_entry_t *ms_pkt;
640 struct ct_sns_req *ct_req;
641 struct ct_sns_rsp *ct_rsp;
643 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
644 DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
645 "ISP2100/ISP2200.\n", ha->host_no));
646 return (QLA_SUCCESS);
650 /* Prepare common MS IOCB */
651 /* Request size adjusted after CT preparation */
652 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
654 /* Prepare CT request */
655 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
657 ct_rsp = &ha->ct_sns->p.rsp;
659 /* Prepare CT arguments -- node_name, symbolic node_name, size */
660 memcpy(ct_req->req.rsnn_nn.node_name, ha->node_name, WWN_SIZE);
662 /* Prepare the Symbolic Node Name */
664 snn = ct_req->req.rsnn_nn.sym_node_name;
665 strcpy(snn, ha->model_number);
666 /* Firmware version */
667 strcat(snn, " FW:v");
668 sprintf(version, "%d.%02d.%02d", ha->fw_major_version,
669 ha->fw_minor_version, ha->fw_subminor_version);
670 strcat(snn, version);
672 strcat(snn, " DVR:v");
673 strcat(snn, qla2x00_version_str);
675 /* Calculate SNN length */
676 ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(snn);
678 /* Update MS IOCB request */
679 ms_pkt->req_bytecount =
680 cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
681 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
683 /* Execute MS IOCB */
684 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
685 sizeof(ms_iocb_entry_t));
686 if (rval != QLA_SUCCESS) {
688 DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
690 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RSNN_NN") !=
692 rval = QLA_FUNCTION_FAILED;
694 DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
703 * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
706 * @scmd_len: Subcommand length
707 * @data_size: response size in bytes
709 * Returns a pointer to the @ha's sns_cmd.
711 static inline struct sns_cmd_pkt *
712 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
716 struct sns_cmd_pkt *sns_cmd;
718 sns_cmd = ha->sns_cmd;
719 memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
720 wc = data_size / 2; /* Size in 16bit words. */
721 sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
722 sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
723 sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
724 sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
725 sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
726 wc = (data_size - 16) / 4; /* Size in 32bit words. */
727 sns_cmd->p.cmd.size = cpu_to_le16(wc);
733 * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
735 * @fcport: fcport entry to updated
737 * This command uses the old Exectute SNS Command mailbox routine.
739 * Returns 0 on success.
742 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
746 struct sns_cmd_pkt *sns_cmd;
749 /* Prepare SNS command request. */
750 sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
751 GA_NXT_SNS_DATA_SIZE);
753 /* Prepare SNS command arguments -- port_id. */
754 sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
755 sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
756 sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
758 /* Execute SNS command. */
759 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
760 sizeof(struct sns_cmd_pkt));
761 if (rval != QLA_SUCCESS) {
763 DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
765 } else if (sns_cmd->p.gan_data[8] != 0x80 ||
766 sns_cmd->p.gan_data[9] != 0x02) {
767 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
768 "ga_nxt_rsp:\n", ha->host_no));
769 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
770 rval = QLA_FUNCTION_FAILED;
772 /* Populate fc_port_t entry. */
773 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
774 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
775 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
777 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
778 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
780 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
781 sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
782 fcport->d_id.b.domain = 0xf0;
784 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
785 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
786 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
787 "portid=%02x%02x%02x.\n",
789 fcport->node_name[0], fcport->node_name[1],
790 fcport->node_name[2], fcport->node_name[3],
791 fcport->node_name[4], fcport->node_name[5],
792 fcport->node_name[6], fcport->node_name[7],
793 fcport->port_name[0], fcport->port_name[1],
794 fcport->port_name[2], fcport->port_name[3],
795 fcport->port_name[4], fcport->port_name[5],
796 fcport->port_name[6], fcport->port_name[7],
797 fcport->d_id.b.domain, fcport->d_id.b.area,
798 fcport->d_id.b.al_pa));
805 * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
807 * @list: switch info entries to populate
809 * This command uses the old Exectute SNS Command mailbox routine.
811 * NOTE: Non-Nx_Ports are not requested.
813 * Returns 0 on success.
816 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
822 struct sns_cmd_pkt *sns_cmd;
825 /* Prepare SNS command request. */
826 sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
827 GID_PT_SNS_DATA_SIZE);
829 /* Prepare SNS command arguments -- port_type. */
830 sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
832 /* Execute SNS command. */
833 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
834 sizeof(struct sns_cmd_pkt));
835 if (rval != QLA_SUCCESS) {
837 DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
839 } else if (sns_cmd->p.gid_data[8] != 0x80 ||
840 sns_cmd->p.gid_data[9] != 0x02) {
841 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
842 "gid_rsp:\n", ha->host_no));
843 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
844 rval = QLA_FUNCTION_FAILED;
846 /* Set port IDs in switch info list. */
847 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
848 entry = &sns_cmd->p.gid_data[(i * 4) + 16];
849 list[i].d_id.b.domain = entry[1];
850 list[i].d_id.b.area = entry[2];
851 list[i].d_id.b.al_pa = entry[3];
854 if (entry[0] & BIT_7) {
855 list[i].d_id.b.rsvd_1 = entry[0];
861 * If we've used all available slots, then the switch is
862 * reporting back more devices that we can handle with this
863 * single call. Return a failed status, and let GA_NXT handle
866 if (i == MAX_FIBRE_DEVICES)
867 rval = QLA_FUNCTION_FAILED;
874 * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
876 * @list: switch info entries to populate
878 * This command uses the old Exectute SNS Command mailbox routine.
880 * Returns 0 on success.
883 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
888 struct sns_cmd_pkt *sns_cmd;
890 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
892 /* Prepare SNS command request. */
893 sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
894 GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
896 /* Prepare SNS command arguments -- port_id. */
897 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
898 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
899 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
901 /* Execute SNS command. */
902 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
903 GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
904 if (rval != QLA_SUCCESS) {
906 DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
907 "(%d).\n", ha->host_no, rval));
908 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
909 sns_cmd->p.gpn_data[9] != 0x02) {
910 DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
911 "request, gpn_rsp:\n", ha->host_no));
912 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
913 rval = QLA_FUNCTION_FAILED;
916 memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
920 /* Last device exit. */
921 if (list[i].d_id.b.rsvd_1 != 0)
929 * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
931 * @list: switch info entries to populate
933 * This command uses the old Exectute SNS Command mailbox routine.
935 * Returns 0 on success.
938 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
943 struct sns_cmd_pkt *sns_cmd;
945 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
947 /* Prepare SNS command request. */
948 sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
949 GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
951 /* Prepare SNS command arguments -- port_id. */
952 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
953 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
954 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
956 /* Execute SNS command. */
957 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
958 GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
959 if (rval != QLA_SUCCESS) {
961 DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
962 "(%d).\n", ha->host_no, rval));
963 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
964 sns_cmd->p.gnn_data[9] != 0x02) {
965 DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
966 "request, gnn_rsp:\n", ha->host_no));
967 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
968 rval = QLA_FUNCTION_FAILED;
971 memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
974 DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
975 "nn %02x%02x%02x%02x%02x%02x%02x%02x "
976 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
977 "portid=%02x%02x%02x.\n",
979 list[i].node_name[0], list[i].node_name[1],
980 list[i].node_name[2], list[i].node_name[3],
981 list[i].node_name[4], list[i].node_name[5],
982 list[i].node_name[6], list[i].node_name[7],
983 list[i].port_name[0], list[i].port_name[1],
984 list[i].port_name[2], list[i].port_name[3],
985 list[i].port_name[4], list[i].port_name[5],
986 list[i].port_name[6], list[i].port_name[7],
987 list[i].d_id.b.domain, list[i].d_id.b.area,
988 list[i].d_id.b.al_pa));
991 /* Last device exit. */
992 if (list[i].d_id.b.rsvd_1 != 0)
1000 * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
1003 * This command uses the old Exectute SNS Command mailbox routine.
1005 * Returns 0 on success.
1008 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
1012 struct sns_cmd_pkt *sns_cmd;
1015 /* Prepare SNS command request. */
1016 sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1017 RFT_ID_SNS_DATA_SIZE);
1019 /* Prepare SNS command arguments -- port_id, FC-4 types */
1020 sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1021 sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1022 sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1024 sns_cmd->p.cmd.param[5] = 0x01; /* FCP-3 */
1026 /* Execute SNS command. */
1027 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1028 sizeof(struct sns_cmd_pkt));
1029 if (rval != QLA_SUCCESS) {
1031 DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
1032 ha->host_no, rval));
1033 } else if (sns_cmd->p.rft_data[8] != 0x80 ||
1034 sns_cmd->p.rft_data[9] != 0x02) {
1035 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
1036 "rft_rsp:\n", ha->host_no));
1037 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
1038 rval = QLA_FUNCTION_FAILED;
1040 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
1048 * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1052 * This command uses the old Exectute SNS Command mailbox routine.
1054 * Returns 0 on success.
1057 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1061 struct sns_cmd_pkt *sns_cmd;
1064 /* Prepare SNS command request. */
1065 sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1066 RNN_ID_SNS_DATA_SIZE);
1068 /* Prepare SNS command arguments -- port_id, nodename. */
1069 sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1070 sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1071 sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1073 sns_cmd->p.cmd.param[4] = ha->node_name[7];
1074 sns_cmd->p.cmd.param[5] = ha->node_name[6];
1075 sns_cmd->p.cmd.param[6] = ha->node_name[5];
1076 sns_cmd->p.cmd.param[7] = ha->node_name[4];
1077 sns_cmd->p.cmd.param[8] = ha->node_name[3];
1078 sns_cmd->p.cmd.param[9] = ha->node_name[2];
1079 sns_cmd->p.cmd.param[10] = ha->node_name[1];
1080 sns_cmd->p.cmd.param[11] = ha->node_name[0];
1082 /* Execute SNS command. */
1083 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1084 sizeof(struct sns_cmd_pkt));
1085 if (rval != QLA_SUCCESS) {
1087 DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1088 ha->host_no, rval));
1089 } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1090 sns_cmd->p.rnn_data[9] != 0x02) {
1091 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1092 "rnn_rsp:\n", ha->host_no));
1093 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1094 rval = QLA_FUNCTION_FAILED;
1096 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",