1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2011 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8
9 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
10 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
11 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
12 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
13 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
14 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
15
16 /**
17 * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query.
18 * @ha: HA context
19 * @req_size: request size in bytes
20 * @rsp_size: response size in bytes
21 *
22 * Returns a pointer to the @ha's ms_iocb.
23 */
24 void *
qla2x00_prep_ms_iocb(scsi_qla_host_t * vha,uint32_t req_size,uint32_t rsp_size)25 qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
26 {
27 struct qla_hw_data *ha = vha->hw;
28 ms_iocb_entry_t *ms_pkt;
29
30 ms_pkt = ha->ms_iocb;
31 memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
32
33 ms_pkt->entry_type = MS_IOCB_TYPE;
34 ms_pkt->entry_count = 1;
35 SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
36 ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
37 ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
38 ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
39 ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
40 ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
41 ms_pkt->req_bytecount = cpu_to_le32(req_size);
42
43 ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
44 ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
45 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
46
47 ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
48 ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
49 ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
50
51 return (ms_pkt);
52 }
53
54 /**
55 * qla24xx_prep_ms_iocb() - Prepare common CT IOCB fields for SNS CT query.
56 * @ha: HA context
57 * @req_size: request size in bytes
58 * @rsp_size: response size in bytes
59 *
60 * Returns a pointer to the @ha's ms_iocb.
61 */
62 void *
qla24xx_prep_ms_iocb(scsi_qla_host_t * vha,uint32_t req_size,uint32_t rsp_size)63 qla24xx_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
64 {
65 struct qla_hw_data *ha = vha->hw;
66 struct ct_entry_24xx *ct_pkt;
67
68 ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
69 memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
70
71 ct_pkt->entry_type = CT_IOCB_TYPE;
72 ct_pkt->entry_count = 1;
73 ct_pkt->nport_handle = __constant_cpu_to_le16(NPH_SNS);
74 ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
75 ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
76 ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
77 ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
78 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
79
80 ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
81 ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
82 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
83
84 ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
85 ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
86 ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
87 ct_pkt->vp_index = vha->vp_idx;
88
89 return (ct_pkt);
90 }
91
92 /**
93 * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
94 * @ct_req: CT request buffer
95 * @cmd: GS command
96 * @rsp_size: response size in bytes
97 *
98 * Returns a pointer to the intitialized @ct_req.
99 */
100 static inline struct ct_sns_req *
qla2x00_prep_ct_req(struct ct_sns_req * ct_req,uint16_t cmd,uint16_t rsp_size)101 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
102 {
103 memset(ct_req, 0, sizeof(struct ct_sns_pkt));
104
105 ct_req->header.revision = 0x01;
106 ct_req->header.gs_type = 0xFC;
107 ct_req->header.gs_subtype = 0x02;
108 ct_req->command = cpu_to_be16(cmd);
109 ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
110
111 return (ct_req);
112 }
113
114 static int
qla2x00_chk_ms_status(scsi_qla_host_t * vha,ms_iocb_entry_t * ms_pkt,struct ct_sns_rsp * ct_rsp,const char * routine)115 qla2x00_chk_ms_status(scsi_qla_host_t *vha, ms_iocb_entry_t *ms_pkt,
116 struct ct_sns_rsp *ct_rsp, const char *routine)
117 {
118 int rval;
119 uint16_t comp_status;
120 struct qla_hw_data *ha = vha->hw;
121
122 rval = QLA_FUNCTION_FAILED;
123 if (ms_pkt->entry_status != 0) {
124 ql_dbg(ql_dbg_disc, vha, 0x2031,
125 "%s failed, error status (%x) on port_id: %02x%02x%02x.\n",
126 routine, ms_pkt->entry_status, vha->d_id.b.domain,
127 vha->d_id.b.area, vha->d_id.b.al_pa);
128 } else {
129 if (IS_FWI2_CAPABLE(ha))
130 comp_status = le16_to_cpu(
131 ((struct ct_entry_24xx *)ms_pkt)->comp_status);
132 else
133 comp_status = le16_to_cpu(ms_pkt->status);
134 switch (comp_status) {
135 case CS_COMPLETE:
136 case CS_DATA_UNDERRUN:
137 case CS_DATA_OVERRUN: /* Overrun? */
138 if (ct_rsp->header.response !=
139 __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
140 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2077,
141 "%s failed rejected request on port_id: "
142 "%02x%02x%02x.\n", routine,
143 vha->d_id.b.domain, vha->d_id.b.area,
144 vha->d_id.b.al_pa);
145 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha,
146 0x2078, (uint8_t *)&ct_rsp->header,
147 sizeof(struct ct_rsp_hdr));
148 rval = QLA_INVALID_COMMAND;
149 } else
150 rval = QLA_SUCCESS;
151 break;
152 default:
153 ql_dbg(ql_dbg_disc, vha, 0x2033,
154 "%s failed, completion status (%x) on port_id: "
155 "%02x%02x%02x.\n", routine, comp_status,
156 vha->d_id.b.domain, vha->d_id.b.area,
157 vha->d_id.b.al_pa);
158 break;
159 }
160 }
161 return rval;
162 }
163
164 /**
165 * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
166 * @ha: HA context
167 * @fcport: fcport entry to updated
168 *
169 * Returns 0 on success.
170 */
171 int
qla2x00_ga_nxt(scsi_qla_host_t * vha,fc_port_t * fcport)172 qla2x00_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
173 {
174 int rval;
175
176 ms_iocb_entry_t *ms_pkt;
177 struct ct_sns_req *ct_req;
178 struct ct_sns_rsp *ct_rsp;
179 struct qla_hw_data *ha = vha->hw;
180
181 if (IS_QLA2100(ha) || IS_QLA2200(ha))
182 return qla2x00_sns_ga_nxt(vha, fcport);
183
184 /* Issue GA_NXT */
185 /* Prepare common MS IOCB */
186 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GA_NXT_REQ_SIZE,
187 GA_NXT_RSP_SIZE);
188
189 /* Prepare CT request */
190 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
191 GA_NXT_RSP_SIZE);
192 ct_rsp = &ha->ct_sns->p.rsp;
193
194 /* Prepare CT arguments -- port_id */
195 ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
196 ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
197 ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
198
199 /* Execute MS IOCB */
200 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
201 sizeof(ms_iocb_entry_t));
202 if (rval != QLA_SUCCESS) {
203 /*EMPTY*/
204 ql_dbg(ql_dbg_disc, vha, 0x2062,
205 "GA_NXT issue IOCB failed (%d).\n", rval);
206 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GA_NXT") !=
207 QLA_SUCCESS) {
208 rval = QLA_FUNCTION_FAILED;
209 } else {
210 /* Populate fc_port_t entry. */
211 fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
212 fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
213 fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
214
215 memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
216 WWN_SIZE);
217 memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
218 WWN_SIZE);
219
220 if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
221 ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
222 fcport->d_id.b.domain = 0xf0;
223
224 ql_dbg(ql_dbg_disc, vha, 0x2063,
225 "GA_NXT entry - nn %02x%02x%02x%02x%02x%02x%02x%02x "
226 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
227 "port_id=%02x%02x%02x.\n",
228 fcport->node_name[0], fcport->node_name[1],
229 fcport->node_name[2], fcport->node_name[3],
230 fcport->node_name[4], fcport->node_name[5],
231 fcport->node_name[6], fcport->node_name[7],
232 fcport->port_name[0], fcport->port_name[1],
233 fcport->port_name[2], fcport->port_name[3],
234 fcport->port_name[4], fcport->port_name[5],
235 fcport->port_name[6], fcport->port_name[7],
236 fcport->d_id.b.domain, fcport->d_id.b.area,
237 fcport->d_id.b.al_pa);
238 }
239
240 return (rval);
241 }
242
243 static inline int
qla2x00_gid_pt_rsp_size(scsi_qla_host_t * vha)244 qla2x00_gid_pt_rsp_size(scsi_qla_host_t *vha)
245 {
246 return vha->hw->max_fibre_devices * 4 + 16;
247 }
248
249 /**
250 * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
251 * @ha: HA context
252 * @list: switch info entries to populate
253 *
254 * NOTE: Non-Nx_Ports are not requested.
255 *
256 * Returns 0 on success.
257 */
258 int
qla2x00_gid_pt(scsi_qla_host_t * vha,sw_info_t * list)259 qla2x00_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
260 {
261 int rval;
262 uint16_t i;
263
264 ms_iocb_entry_t *ms_pkt;
265 struct ct_sns_req *ct_req;
266 struct ct_sns_rsp *ct_rsp;
267
268 struct ct_sns_gid_pt_data *gid_data;
269 struct qla_hw_data *ha = vha->hw;
270 uint16_t gid_pt_rsp_size;
271
272 if (IS_QLA2100(ha) || IS_QLA2200(ha))
273 return qla2x00_sns_gid_pt(vha, list);
274
275 gid_data = NULL;
276 gid_pt_rsp_size = qla2x00_gid_pt_rsp_size(vha);
277 /* Issue GID_PT */
278 /* Prepare common MS IOCB */
279 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GID_PT_REQ_SIZE,
280 gid_pt_rsp_size);
281
282 /* Prepare CT request */
283 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
284 gid_pt_rsp_size);
285 ct_rsp = &ha->ct_sns->p.rsp;
286
287 /* Prepare CT arguments -- port_type */
288 ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
289
290 /* Execute MS IOCB */
291 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
292 sizeof(ms_iocb_entry_t));
293 if (rval != QLA_SUCCESS) {
294 /*EMPTY*/
295 ql_dbg(ql_dbg_disc, vha, 0x2055,
296 "GID_PT issue IOCB failed (%d).\n", rval);
297 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GID_PT") !=
298 QLA_SUCCESS) {
299 rval = QLA_FUNCTION_FAILED;
300 } else {
301 /* Set port IDs in switch info list. */
302 for (i = 0; i < ha->max_fibre_devices; i++) {
303 gid_data = &ct_rsp->rsp.gid_pt.entries[i];
304 list[i].d_id.b.domain = gid_data->port_id[0];
305 list[i].d_id.b.area = gid_data->port_id[1];
306 list[i].d_id.b.al_pa = gid_data->port_id[2];
307 memset(list[i].fabric_port_name, 0, WWN_SIZE);
308 list[i].fp_speed = PORT_SPEED_UNKNOWN;
309
310 /* Last one exit. */
311 if (gid_data->control_byte & BIT_7) {
312 list[i].d_id.b.rsvd_1 = gid_data->control_byte;
313 break;
314 }
315 }
316
317 /*
318 * If we've used all available slots, then the switch is
319 * reporting back more devices than we can handle with this
320 * single call. Return a failed status, and let GA_NXT handle
321 * the overload.
322 */
323 if (i == ha->max_fibre_devices)
324 rval = QLA_FUNCTION_FAILED;
325 }
326
327 return (rval);
328 }
329
330 /**
331 * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
332 * @ha: HA context
333 * @list: switch info entries to populate
334 *
335 * Returns 0 on success.
336 */
337 int
qla2x00_gpn_id(scsi_qla_host_t * vha,sw_info_t * list)338 qla2x00_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
339 {
340 int rval = QLA_SUCCESS;
341 uint16_t i;
342
343 ms_iocb_entry_t *ms_pkt;
344 struct ct_sns_req *ct_req;
345 struct ct_sns_rsp *ct_rsp;
346 struct qla_hw_data *ha = vha->hw;
347
348 if (IS_QLA2100(ha) || IS_QLA2200(ha))
349 return qla2x00_sns_gpn_id(vha, list);
350
351 for (i = 0; i < ha->max_fibre_devices; i++) {
352 /* Issue GPN_ID */
353 /* Prepare common MS IOCB */
354 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GPN_ID_REQ_SIZE,
355 GPN_ID_RSP_SIZE);
356
357 /* Prepare CT request */
358 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
359 GPN_ID_RSP_SIZE);
360 ct_rsp = &ha->ct_sns->p.rsp;
361
362 /* Prepare CT arguments -- port_id */
363 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
364 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
365 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
366
367 /* Execute MS IOCB */
368 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
369 sizeof(ms_iocb_entry_t));
370 if (rval != QLA_SUCCESS) {
371 /*EMPTY*/
372 ql_dbg(ql_dbg_disc, vha, 0x2056,
373 "GPN_ID issue IOCB failed (%d).\n", rval);
374 break;
375 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
376 "GPN_ID") != QLA_SUCCESS) {
377 rval = QLA_FUNCTION_FAILED;
378 break;
379 } else {
380 /* Save portname */
381 memcpy(list[i].port_name,
382 ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
383 }
384
385 /* Last device exit. */
386 if (list[i].d_id.b.rsvd_1 != 0)
387 break;
388 }
389
390 return (rval);
391 }
392
393 /**
394 * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
395 * @ha: HA context
396 * @list: switch info entries to populate
397 *
398 * Returns 0 on success.
399 */
400 int
qla2x00_gnn_id(scsi_qla_host_t * vha,sw_info_t * list)401 qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
402 {
403 int rval = QLA_SUCCESS;
404 uint16_t i;
405 struct qla_hw_data *ha = vha->hw;
406 ms_iocb_entry_t *ms_pkt;
407 struct ct_sns_req *ct_req;
408 struct ct_sns_rsp *ct_rsp;
409
410 if (IS_QLA2100(ha) || IS_QLA2200(ha))
411 return qla2x00_sns_gnn_id(vha, list);
412
413 for (i = 0; i < ha->max_fibre_devices; i++) {
414 /* Issue GNN_ID */
415 /* Prepare common MS IOCB */
416 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GNN_ID_REQ_SIZE,
417 GNN_ID_RSP_SIZE);
418
419 /* Prepare CT request */
420 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
421 GNN_ID_RSP_SIZE);
422 ct_rsp = &ha->ct_sns->p.rsp;
423
424 /* Prepare CT arguments -- port_id */
425 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
426 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
427 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
428
429 /* Execute MS IOCB */
430 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
431 sizeof(ms_iocb_entry_t));
432 if (rval != QLA_SUCCESS) {
433 /*EMPTY*/
434 ql_dbg(ql_dbg_disc, vha, 0x2057,
435 "GNN_ID issue IOCB failed (%d).\n", rval);
436 break;
437 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
438 "GNN_ID") != QLA_SUCCESS) {
439 rval = QLA_FUNCTION_FAILED;
440 break;
441 } else {
442 /* Save nodename */
443 memcpy(list[i].node_name,
444 ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
445
446 ql_dbg(ql_dbg_disc, vha, 0x2058,
447 "GID_PT entry - nn %02x%02x%02x%02x%02x%02x%02X%02x "
448 "pn %02x%02x%02x%02x%02x%02x%02X%02x "
449 "portid=%02x%02x%02x.\n",
450 list[i].node_name[0], list[i].node_name[1],
451 list[i].node_name[2], list[i].node_name[3],
452 list[i].node_name[4], list[i].node_name[5],
453 list[i].node_name[6], list[i].node_name[7],
454 list[i].port_name[0], list[i].port_name[1],
455 list[i].port_name[2], list[i].port_name[3],
456 list[i].port_name[4], list[i].port_name[5],
457 list[i].port_name[6], list[i].port_name[7],
458 list[i].d_id.b.domain, list[i].d_id.b.area,
459 list[i].d_id.b.al_pa);
460 }
461
462 /* Last device exit. */
463 if (list[i].d_id.b.rsvd_1 != 0)
464 break;
465 }
466
467 return (rval);
468 }
469
470 /**
471 * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
472 * @ha: HA context
473 *
474 * Returns 0 on success.
475 */
476 int
qla2x00_rft_id(scsi_qla_host_t * vha)477 qla2x00_rft_id(scsi_qla_host_t *vha)
478 {
479 int rval;
480 struct qla_hw_data *ha = vha->hw;
481 ms_iocb_entry_t *ms_pkt;
482 struct ct_sns_req *ct_req;
483 struct ct_sns_rsp *ct_rsp;
484
485 if (IS_QLA2100(ha) || IS_QLA2200(ha))
486 return qla2x00_sns_rft_id(vha);
487
488 /* Issue RFT_ID */
489 /* Prepare common MS IOCB */
490 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RFT_ID_REQ_SIZE,
491 RFT_ID_RSP_SIZE);
492
493 /* Prepare CT request */
494 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
495 RFT_ID_RSP_SIZE);
496 ct_rsp = &ha->ct_sns->p.rsp;
497
498 /* Prepare CT arguments -- port_id, FC-4 types */
499 ct_req->req.rft_id.port_id[0] = vha->d_id.b.domain;
500 ct_req->req.rft_id.port_id[1] = vha->d_id.b.area;
501 ct_req->req.rft_id.port_id[2] = vha->d_id.b.al_pa;
502
503 ct_req->req.rft_id.fc4_types[2] = 0x01; /* FCP-3 */
504
505 /* Execute MS IOCB */
506 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
507 sizeof(ms_iocb_entry_t));
508 if (rval != QLA_SUCCESS) {
509 /*EMPTY*/
510 ql_dbg(ql_dbg_disc, vha, 0x2043,
511 "RFT_ID issue IOCB failed (%d).\n", rval);
512 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFT_ID") !=
513 QLA_SUCCESS) {
514 rval = QLA_FUNCTION_FAILED;
515 } else {
516 ql_dbg(ql_dbg_disc, vha, 0x2044,
517 "RFT_ID exiting normally.\n");
518 }
519
520 return (rval);
521 }
522
523 /**
524 * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
525 * @ha: HA context
526 *
527 * Returns 0 on success.
528 */
529 int
qla2x00_rff_id(scsi_qla_host_t * vha)530 qla2x00_rff_id(scsi_qla_host_t *vha)
531 {
532 int rval;
533 struct qla_hw_data *ha = vha->hw;
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 ql_dbg(ql_dbg_disc, vha, 0x2046,
540 "RFF_ID call not supported on ISP2100/ISP2200.\n");
541 return (QLA_SUCCESS);
542 }
543
544 /* Issue RFF_ID */
545 /* Prepare common MS IOCB */
546 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RFF_ID_REQ_SIZE,
547 RFF_ID_RSP_SIZE);
548
549 /* Prepare CT request */
550 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
551 RFF_ID_RSP_SIZE);
552 ct_rsp = &ha->ct_sns->p.rsp;
553
554 /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
555 ct_req->req.rff_id.port_id[0] = vha->d_id.b.domain;
556 ct_req->req.rff_id.port_id[1] = vha->d_id.b.area;
557 ct_req->req.rff_id.port_id[2] = vha->d_id.b.al_pa;
558
559 ct_req->req.rff_id.fc4_feature = BIT_1;
560 ct_req->req.rff_id.fc4_type = 0x08; /* SCSI - FCP */
561
562 /* Execute MS IOCB */
563 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
564 sizeof(ms_iocb_entry_t));
565 if (rval != QLA_SUCCESS) {
566 /*EMPTY*/
567 ql_dbg(ql_dbg_disc, vha, 0x2047,
568 "RFF_ID issue IOCB failed (%d).\n", rval);
569 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFF_ID") !=
570 QLA_SUCCESS) {
571 rval = QLA_FUNCTION_FAILED;
572 } else {
573 ql_dbg(ql_dbg_disc, vha, 0x2048,
574 "RFF_ID exiting normally.\n");
575 }
576
577 return (rval);
578 }
579
580 /**
581 * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
582 * @ha: HA context
583 *
584 * Returns 0 on success.
585 */
586 int
qla2x00_rnn_id(scsi_qla_host_t * vha)587 qla2x00_rnn_id(scsi_qla_host_t *vha)
588 {
589 int rval;
590 struct qla_hw_data *ha = vha->hw;
591 ms_iocb_entry_t *ms_pkt;
592 struct ct_sns_req *ct_req;
593 struct ct_sns_rsp *ct_rsp;
594
595 if (IS_QLA2100(ha) || IS_QLA2200(ha))
596 return qla2x00_sns_rnn_id(vha);
597
598 /* Issue RNN_ID */
599 /* Prepare common MS IOCB */
600 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RNN_ID_REQ_SIZE,
601 RNN_ID_RSP_SIZE);
602
603 /* Prepare CT request */
604 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
605 RNN_ID_RSP_SIZE);
606 ct_rsp = &ha->ct_sns->p.rsp;
607
608 /* Prepare CT arguments -- port_id, node_name */
609 ct_req->req.rnn_id.port_id[0] = vha->d_id.b.domain;
610 ct_req->req.rnn_id.port_id[1] = vha->d_id.b.area;
611 ct_req->req.rnn_id.port_id[2] = vha->d_id.b.al_pa;
612
613 memcpy(ct_req->req.rnn_id.node_name, vha->node_name, WWN_SIZE);
614
615 /* Execute MS IOCB */
616 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
617 sizeof(ms_iocb_entry_t));
618 if (rval != QLA_SUCCESS) {
619 /*EMPTY*/
620 ql_dbg(ql_dbg_disc, vha, 0x204d,
621 "RNN_ID issue IOCB failed (%d).\n", rval);
622 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RNN_ID") !=
623 QLA_SUCCESS) {
624 rval = QLA_FUNCTION_FAILED;
625 } else {
626 ql_dbg(ql_dbg_disc, vha, 0x204e,
627 "RNN_ID exiting normally.\n");
628 }
629
630 return (rval);
631 }
632
633 void
qla2x00_get_sym_node_name(scsi_qla_host_t * vha,uint8_t * snn)634 qla2x00_get_sym_node_name(scsi_qla_host_t *vha, uint8_t *snn)
635 {
636 struct qla_hw_data *ha = vha->hw;
637 sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s",ha->model_number,
638 ha->fw_major_version, ha->fw_minor_version,
639 ha->fw_subminor_version, qla2x00_version_str);
640 }
641
642 /**
643 * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
644 * @ha: HA context
645 *
646 * Returns 0 on success.
647 */
648 int
qla2x00_rsnn_nn(scsi_qla_host_t * vha)649 qla2x00_rsnn_nn(scsi_qla_host_t *vha)
650 {
651 int rval;
652 struct qla_hw_data *ha = vha->hw;
653 ms_iocb_entry_t *ms_pkt;
654 struct ct_sns_req *ct_req;
655 struct ct_sns_rsp *ct_rsp;
656
657 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
658 ql_dbg(ql_dbg_disc, vha, 0x2050,
659 "RSNN_ID call unsupported on ISP2100/ISP2200.\n");
660 return (QLA_SUCCESS);
661 }
662
663 /* Issue RSNN_NN */
664 /* Prepare common MS IOCB */
665 /* Request size adjusted after CT preparation */
666 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, 0, RSNN_NN_RSP_SIZE);
667
668 /* Prepare CT request */
669 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
670 RSNN_NN_RSP_SIZE);
671 ct_rsp = &ha->ct_sns->p.rsp;
672
673 /* Prepare CT arguments -- node_name, symbolic node_name, size */
674 memcpy(ct_req->req.rsnn_nn.node_name, vha->node_name, WWN_SIZE);
675
676 /* Prepare the Symbolic Node Name */
677 qla2x00_get_sym_node_name(vha, ct_req->req.rsnn_nn.sym_node_name);
678
679 /* Calculate SNN length */
680 ct_req->req.rsnn_nn.name_len =
681 (uint8_t)strlen(ct_req->req.rsnn_nn.sym_node_name);
682
683 /* Update MS IOCB request */
684 ms_pkt->req_bytecount =
685 cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
686 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
687
688 /* Execute MS IOCB */
689 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
690 sizeof(ms_iocb_entry_t));
691 if (rval != QLA_SUCCESS) {
692 /*EMPTY*/
693 ql_dbg(ql_dbg_disc, vha, 0x2051,
694 "RSNN_NN issue IOCB failed (%d).\n", rval);
695 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RSNN_NN") !=
696 QLA_SUCCESS) {
697 rval = QLA_FUNCTION_FAILED;
698 } else {
699 ql_dbg(ql_dbg_disc, vha, 0x2052,
700 "RSNN_NN exiting normally.\n");
701 }
702
703 return (rval);
704 }
705
706 /**
707 * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
708 * @ha: HA context
709 * @cmd: GS command
710 * @scmd_len: Subcommand length
711 * @data_size: response size in bytes
712 *
713 * Returns a pointer to the @ha's sns_cmd.
714 */
715 static inline struct sns_cmd_pkt *
qla2x00_prep_sns_cmd(scsi_qla_host_t * vha,uint16_t cmd,uint16_t scmd_len,uint16_t data_size)716 qla2x00_prep_sns_cmd(scsi_qla_host_t *vha, uint16_t cmd, uint16_t scmd_len,
717 uint16_t data_size)
718 {
719 uint16_t wc;
720 struct sns_cmd_pkt *sns_cmd;
721 struct qla_hw_data *ha = vha->hw;
722
723 sns_cmd = ha->sns_cmd;
724 memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
725 wc = data_size / 2; /* Size in 16bit words. */
726 sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
727 sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
728 sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
729 sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
730 sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
731 wc = (data_size - 16) / 4; /* Size in 32bit words. */
732 sns_cmd->p.cmd.size = cpu_to_le16(wc);
733
734 return (sns_cmd);
735 }
736
737 /**
738 * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
739 * @ha: HA context
740 * @fcport: fcport entry to updated
741 *
742 * This command uses the old Exectute SNS Command mailbox routine.
743 *
744 * Returns 0 on success.
745 */
746 static int
qla2x00_sns_ga_nxt(scsi_qla_host_t * vha,fc_port_t * fcport)747 qla2x00_sns_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
748 {
749 int rval = QLA_SUCCESS;
750 struct qla_hw_data *ha = vha->hw;
751 struct sns_cmd_pkt *sns_cmd;
752
753 /* Issue GA_NXT. */
754 /* Prepare SNS command request. */
755 sns_cmd = qla2x00_prep_sns_cmd(vha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
756 GA_NXT_SNS_DATA_SIZE);
757
758 /* Prepare SNS command arguments -- port_id. */
759 sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
760 sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
761 sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
762
763 /* Execute SNS command. */
764 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
765 sizeof(struct sns_cmd_pkt));
766 if (rval != QLA_SUCCESS) {
767 /*EMPTY*/
768 ql_dbg(ql_dbg_disc, vha, 0x205f,
769 "GA_NXT Send SNS failed (%d).\n", rval);
770 } else if (sns_cmd->p.gan_data[8] != 0x80 ||
771 sns_cmd->p.gan_data[9] != 0x02) {
772 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2084,
773 "GA_NXT failed, rejected request ga_nxt_rsp:\n");
774 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2074,
775 sns_cmd->p.gan_data, 16);
776 rval = QLA_FUNCTION_FAILED;
777 } else {
778 /* Populate fc_port_t entry. */
779 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
780 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
781 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
782
783 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
784 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
785
786 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
787 sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
788 fcport->d_id.b.domain = 0xf0;
789
790 ql_dbg(ql_dbg_disc, vha, 0x2061,
791 "GA_NXT entry - nn %02x%02x%02x%02x%02x%02x%02x%02x "
792 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
793 "port_id=%02x%02x%02x.\n",
794 fcport->node_name[0], fcport->node_name[1],
795 fcport->node_name[2], fcport->node_name[3],
796 fcport->node_name[4], fcport->node_name[5],
797 fcport->node_name[6], fcport->node_name[7],
798 fcport->port_name[0], fcport->port_name[1],
799 fcport->port_name[2], fcport->port_name[3],
800 fcport->port_name[4], fcport->port_name[5],
801 fcport->port_name[6], fcport->port_name[7],
802 fcport->d_id.b.domain, fcport->d_id.b.area,
803 fcport->d_id.b.al_pa);
804 }
805
806 return (rval);
807 }
808
809 /**
810 * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
811 * @ha: HA context
812 * @list: switch info entries to populate
813 *
814 * This command uses the old Exectute SNS Command mailbox routine.
815 *
816 * NOTE: Non-Nx_Ports are not requested.
817 *
818 * Returns 0 on success.
819 */
820 static int
qla2x00_sns_gid_pt(scsi_qla_host_t * vha,sw_info_t * list)821 qla2x00_sns_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
822 {
823 int rval;
824 struct qla_hw_data *ha = vha->hw;
825 uint16_t i;
826 uint8_t *entry;
827 struct sns_cmd_pkt *sns_cmd;
828 uint16_t gid_pt_sns_data_size;
829
830 gid_pt_sns_data_size = qla2x00_gid_pt_rsp_size(vha);
831
832 /* Issue GID_PT. */
833 /* Prepare SNS command request. */
834 sns_cmd = qla2x00_prep_sns_cmd(vha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
835 gid_pt_sns_data_size);
836
837 /* Prepare SNS command arguments -- port_type. */
838 sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
839
840 /* Execute SNS command. */
841 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
842 sizeof(struct sns_cmd_pkt));
843 if (rval != QLA_SUCCESS) {
844 /*EMPTY*/
845 ql_dbg(ql_dbg_disc, vha, 0x206d,
846 "GID_PT Send SNS failed (%d).\n", rval);
847 } else if (sns_cmd->p.gid_data[8] != 0x80 ||
848 sns_cmd->p.gid_data[9] != 0x02) {
849 ql_dbg(ql_dbg_disc, vha, 0x202f,
850 "GID_PT failed, rejected request, gid_rsp:\n");
851 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2081,
852 sns_cmd->p.gid_data, 16);
853 rval = QLA_FUNCTION_FAILED;
854 } else {
855 /* Set port IDs in switch info list. */
856 for (i = 0; i < ha->max_fibre_devices; i++) {
857 entry = &sns_cmd->p.gid_data[(i * 4) + 16];
858 list[i].d_id.b.domain = entry[1];
859 list[i].d_id.b.area = entry[2];
860 list[i].d_id.b.al_pa = entry[3];
861
862 /* Last one exit. */
863 if (entry[0] & BIT_7) {
864 list[i].d_id.b.rsvd_1 = entry[0];
865 break;
866 }
867 }
868
869 /*
870 * If we've used all available slots, then the switch is
871 * reporting back more devices that we can handle with this
872 * single call. Return a failed status, and let GA_NXT handle
873 * the overload.
874 */
875 if (i == ha->max_fibre_devices)
876 rval = QLA_FUNCTION_FAILED;
877 }
878
879 return (rval);
880 }
881
882 /**
883 * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
884 * @ha: HA context
885 * @list: switch info entries to populate
886 *
887 * This command uses the old Exectute SNS Command mailbox routine.
888 *
889 * Returns 0 on success.
890 */
891 static int
qla2x00_sns_gpn_id(scsi_qla_host_t * vha,sw_info_t * list)892 qla2x00_sns_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
893 {
894 int rval = QLA_SUCCESS;
895 struct qla_hw_data *ha = vha->hw;
896 uint16_t i;
897 struct sns_cmd_pkt *sns_cmd;
898
899 for (i = 0; i < ha->max_fibre_devices; i++) {
900 /* Issue GPN_ID */
901 /* Prepare SNS command request. */
902 sns_cmd = qla2x00_prep_sns_cmd(vha, GPN_ID_CMD,
903 GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
904
905 /* Prepare SNS command arguments -- port_id. */
906 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
907 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
908 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
909
910 /* Execute SNS command. */
911 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
912 GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
913 if (rval != QLA_SUCCESS) {
914 /*EMPTY*/
915 ql_dbg(ql_dbg_disc, vha, 0x2032,
916 "GPN_ID Send SNS failed (%d).\n", rval);
917 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
918 sns_cmd->p.gpn_data[9] != 0x02) {
919 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207e,
920 "GPN_ID failed, rejected request, gpn_rsp:\n");
921 ql_dump_buffer(ql_dbg_disc, vha, 0x207f,
922 sns_cmd->p.gpn_data, 16);
923 rval = QLA_FUNCTION_FAILED;
924 } else {
925 /* Save portname */
926 memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
927 WWN_SIZE);
928 }
929
930 /* Last device exit. */
931 if (list[i].d_id.b.rsvd_1 != 0)
932 break;
933 }
934
935 return (rval);
936 }
937
938 /**
939 * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
940 * @ha: HA context
941 * @list: switch info entries to populate
942 *
943 * This command uses the old Exectute SNS Command mailbox routine.
944 *
945 * Returns 0 on success.
946 */
947 static int
qla2x00_sns_gnn_id(scsi_qla_host_t * vha,sw_info_t * list)948 qla2x00_sns_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
949 {
950 int rval = QLA_SUCCESS;
951 struct qla_hw_data *ha = vha->hw;
952 uint16_t i;
953 struct sns_cmd_pkt *sns_cmd;
954
955 for (i = 0; i < ha->max_fibre_devices; i++) {
956 /* Issue GNN_ID */
957 /* Prepare SNS command request. */
958 sns_cmd = qla2x00_prep_sns_cmd(vha, GNN_ID_CMD,
959 GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
960
961 /* Prepare SNS command arguments -- port_id. */
962 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
963 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
964 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
965
966 /* Execute SNS command. */
967 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
968 GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
969 if (rval != QLA_SUCCESS) {
970 /*EMPTY*/
971 ql_dbg(ql_dbg_disc, vha, 0x203f,
972 "GNN_ID Send SNS failed (%d).\n", rval);
973 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
974 sns_cmd->p.gnn_data[9] != 0x02) {
975 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2082,
976 "GNN_ID failed, rejected request, gnn_rsp:\n");
977 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207a,
978 sns_cmd->p.gnn_data, 16);
979 rval = QLA_FUNCTION_FAILED;
980 } else {
981 /* Save nodename */
982 memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
983 WWN_SIZE);
984
985 ql_dbg(ql_dbg_disc, vha, 0x206e,
986 "GID_PT entry - nn %02x%02x%02x%02x%02x%02x%02x%02x "
987 "pn %02x%02x%02x%02x%02x%02x%02x%02x "
988 "port_id=%02x%02x%02x.\n",
989 list[i].node_name[0], list[i].node_name[1],
990 list[i].node_name[2], list[i].node_name[3],
991 list[i].node_name[4], list[i].node_name[5],
992 list[i].node_name[6], list[i].node_name[7],
993 list[i].port_name[0], list[i].port_name[1],
994 list[i].port_name[2], list[i].port_name[3],
995 list[i].port_name[4], list[i].port_name[5],
996 list[i].port_name[6], list[i].port_name[7],
997 list[i].d_id.b.domain, list[i].d_id.b.area,
998 list[i].d_id.b.al_pa);
999 }
1000
1001 /* Last device exit. */
1002 if (list[i].d_id.b.rsvd_1 != 0)
1003 break;
1004 }
1005
1006 return (rval);
1007 }
1008
1009 /**
1010 * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
1011 * @ha: HA context
1012 *
1013 * This command uses the old Exectute SNS Command mailbox routine.
1014 *
1015 * Returns 0 on success.
1016 */
1017 static int
qla2x00_sns_rft_id(scsi_qla_host_t * vha)1018 qla2x00_sns_rft_id(scsi_qla_host_t *vha)
1019 {
1020 int rval;
1021 struct qla_hw_data *ha = vha->hw;
1022 struct sns_cmd_pkt *sns_cmd;
1023
1024 /* Issue RFT_ID. */
1025 /* Prepare SNS command request. */
1026 sns_cmd = qla2x00_prep_sns_cmd(vha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1027 RFT_ID_SNS_DATA_SIZE);
1028
1029 /* Prepare SNS command arguments -- port_id, FC-4 types */
1030 sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1031 sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1032 sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1033
1034 sns_cmd->p.cmd.param[5] = 0x01; /* FCP-3 */
1035
1036 /* Execute SNS command. */
1037 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1038 sizeof(struct sns_cmd_pkt));
1039 if (rval != QLA_SUCCESS) {
1040 /*EMPTY*/
1041 ql_dbg(ql_dbg_disc, vha, 0x2060,
1042 "RFT_ID Send SNS failed (%d).\n", rval);
1043 } else if (sns_cmd->p.rft_data[8] != 0x80 ||
1044 sns_cmd->p.rft_data[9] != 0x02) {
1045 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2083,
1046 "RFT_ID failed, rejected request rft_rsp:\n");
1047 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2080,
1048 sns_cmd->p.rft_data, 16);
1049 rval = QLA_FUNCTION_FAILED;
1050 } else {
1051 ql_dbg(ql_dbg_disc, vha, 0x2073,
1052 "RFT_ID exiting normally.\n");
1053 }
1054
1055 return (rval);
1056 }
1057
1058 /**
1059 * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1060 * HBA.
1061 * @ha: HA context
1062 *
1063 * This command uses the old Exectute SNS Command mailbox routine.
1064 *
1065 * Returns 0 on success.
1066 */
1067 static int
qla2x00_sns_rnn_id(scsi_qla_host_t * vha)1068 qla2x00_sns_rnn_id(scsi_qla_host_t *vha)
1069 {
1070 int rval;
1071 struct qla_hw_data *ha = vha->hw;
1072 struct sns_cmd_pkt *sns_cmd;
1073
1074 /* Issue RNN_ID. */
1075 /* Prepare SNS command request. */
1076 sns_cmd = qla2x00_prep_sns_cmd(vha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1077 RNN_ID_SNS_DATA_SIZE);
1078
1079 /* Prepare SNS command arguments -- port_id, nodename. */
1080 sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1081 sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1082 sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1083
1084 sns_cmd->p.cmd.param[4] = vha->node_name[7];
1085 sns_cmd->p.cmd.param[5] = vha->node_name[6];
1086 sns_cmd->p.cmd.param[6] = vha->node_name[5];
1087 sns_cmd->p.cmd.param[7] = vha->node_name[4];
1088 sns_cmd->p.cmd.param[8] = vha->node_name[3];
1089 sns_cmd->p.cmd.param[9] = vha->node_name[2];
1090 sns_cmd->p.cmd.param[10] = vha->node_name[1];
1091 sns_cmd->p.cmd.param[11] = vha->node_name[0];
1092
1093 /* Execute SNS command. */
1094 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1095 sizeof(struct sns_cmd_pkt));
1096 if (rval != QLA_SUCCESS) {
1097 /*EMPTY*/
1098 ql_dbg(ql_dbg_disc, vha, 0x204a,
1099 "RNN_ID Send SNS failed (%d).\n", rval);
1100 } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1101 sns_cmd->p.rnn_data[9] != 0x02) {
1102 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207b,
1103 "RNN_ID failed, rejected request, rnn_rsp:\n");
1104 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207c,
1105 sns_cmd->p.rnn_data, 16);
1106 rval = QLA_FUNCTION_FAILED;
1107 } else {
1108 ql_dbg(ql_dbg_disc, vha, 0x204c,
1109 "RNN_ID exiting normally.\n");
1110 }
1111
1112 return (rval);
1113 }
1114
1115 /**
1116 * qla2x00_mgmt_svr_login() - Login to fabric Management Service.
1117 * @ha: HA context
1118 *
1119 * Returns 0 on success.
1120 */
1121 static int
qla2x00_mgmt_svr_login(scsi_qla_host_t * vha)1122 qla2x00_mgmt_svr_login(scsi_qla_host_t *vha)
1123 {
1124 int ret, rval;
1125 uint16_t mb[MAILBOX_REGISTER_COUNT];
1126 struct qla_hw_data *ha = vha->hw;
1127 ret = QLA_SUCCESS;
1128 if (vha->flags.management_server_logged_in)
1129 return ret;
1130
1131 rval = ha->isp_ops->fabric_login(vha, vha->mgmt_svr_loop_id, 0xff, 0xff,
1132 0xfa, mb, BIT_1|BIT_0);
1133 if (rval != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
1134 if (rval == QLA_MEMORY_ALLOC_FAILED)
1135 ql_dbg(ql_dbg_disc, vha, 0x2085,
1136 "Failed management_server login: loopid=%x "
1137 "rval=%d\n", vha->mgmt_svr_loop_id, rval);
1138 else
1139 ql_dbg(ql_dbg_disc, vha, 0x2024,
1140 "Failed management_server login: loopid=%x "
1141 "mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x.\n",
1142 vha->mgmt_svr_loop_id, mb[0], mb[1], mb[2], mb[6],
1143 mb[7]);
1144 ret = QLA_FUNCTION_FAILED;
1145 } else
1146 vha->flags.management_server_logged_in = 1;
1147
1148 return ret;
1149 }
1150
1151 /**
1152 * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1153 * @ha: HA context
1154 * @req_size: request size in bytes
1155 * @rsp_size: response size in bytes
1156 *
1157 * Returns a pointer to the @ha's ms_iocb.
1158 */
1159 void *
qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t * vha,uint32_t req_size,uint32_t rsp_size)1160 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1161 uint32_t rsp_size)
1162 {
1163 ms_iocb_entry_t *ms_pkt;
1164 struct qla_hw_data *ha = vha->hw;
1165 ms_pkt = ha->ms_iocb;
1166 memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1167
1168 ms_pkt->entry_type = MS_IOCB_TYPE;
1169 ms_pkt->entry_count = 1;
1170 SET_TARGET_ID(ha, ms_pkt->loop_id, vha->mgmt_svr_loop_id);
1171 ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
1172 ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1173 ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1174 ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
1175 ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1176 ms_pkt->req_bytecount = cpu_to_le32(req_size);
1177
1178 ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1179 ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1180 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1181
1182 ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1183 ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1184 ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1185
1186 return ms_pkt;
1187 }
1188
1189 /**
1190 * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1191 * @ha: HA context
1192 * @req_size: request size in bytes
1193 * @rsp_size: response size in bytes
1194 *
1195 * Returns a pointer to the @ha's ms_iocb.
1196 */
1197 void *
qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t * vha,uint32_t req_size,uint32_t rsp_size)1198 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1199 uint32_t rsp_size)
1200 {
1201 struct ct_entry_24xx *ct_pkt;
1202 struct qla_hw_data *ha = vha->hw;
1203
1204 ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1205 memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1206
1207 ct_pkt->entry_type = CT_IOCB_TYPE;
1208 ct_pkt->entry_count = 1;
1209 ct_pkt->nport_handle = cpu_to_le16(vha->mgmt_svr_loop_id);
1210 ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1211 ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1212 ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1213 ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1214 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1215
1216 ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1217 ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1218 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1219
1220 ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1221 ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1222 ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1223 ct_pkt->vp_index = vha->vp_idx;
1224
1225 return ct_pkt;
1226 }
1227
1228 static inline ms_iocb_entry_t *
qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t * vha,uint32_t req_size)1229 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size)
1230 {
1231 struct qla_hw_data *ha = vha->hw;
1232 ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1233 struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1234
1235 if (IS_FWI2_CAPABLE(ha)) {
1236 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1237 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1238 } else {
1239 ms_pkt->req_bytecount = cpu_to_le32(req_size);
1240 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1241 }
1242
1243 return ms_pkt;
1244 }
1245
1246 /**
1247 * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1248 * @ct_req: CT request buffer
1249 * @cmd: GS command
1250 * @rsp_size: response size in bytes
1251 *
1252 * Returns a pointer to the intitialized @ct_req.
1253 */
1254 static inline struct ct_sns_req *
qla2x00_prep_ct_fdmi_req(struct ct_sns_req * ct_req,uint16_t cmd,uint16_t rsp_size)1255 qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd,
1256 uint16_t rsp_size)
1257 {
1258 memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1259
1260 ct_req->header.revision = 0x01;
1261 ct_req->header.gs_type = 0xFA;
1262 ct_req->header.gs_subtype = 0x10;
1263 ct_req->command = cpu_to_be16(cmd);
1264 ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1265
1266 return ct_req;
1267 }
1268
1269 /**
1270 * qla2x00_fdmi_rhba() -
1271 * @ha: HA context
1272 *
1273 * Returns 0 on success.
1274 */
1275 static int
qla2x00_fdmi_rhba(scsi_qla_host_t * vha)1276 qla2x00_fdmi_rhba(scsi_qla_host_t *vha)
1277 {
1278 int rval, alen;
1279 uint32_t size, sn;
1280
1281 ms_iocb_entry_t *ms_pkt;
1282 struct ct_sns_req *ct_req;
1283 struct ct_sns_rsp *ct_rsp;
1284 uint8_t *entries;
1285 struct ct_fdmi_hba_attr *eiter;
1286 struct qla_hw_data *ha = vha->hw;
1287
1288 /* Issue RHBA */
1289 /* Prepare common MS IOCB */
1290 /* Request size adjusted after CT preparation */
1291 ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RHBA_RSP_SIZE);
1292
1293 /* Prepare CT request */
1294 ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD,
1295 RHBA_RSP_SIZE);
1296 ct_rsp = &ha->ct_sns->p.rsp;
1297
1298 /* Prepare FDMI command arguments -- attribute block, attributes. */
1299 memcpy(ct_req->req.rhba.hba_identifier, vha->port_name, WWN_SIZE);
1300 ct_req->req.rhba.entry_count = __constant_cpu_to_be32(1);
1301 memcpy(ct_req->req.rhba.port_name, vha->port_name, WWN_SIZE);
1302 size = 2 * WWN_SIZE + 4 + 4;
1303
1304 /* Attributes */
1305 ct_req->req.rhba.attrs.count =
1306 __constant_cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1307 entries = ct_req->req.rhba.hba_identifier;
1308
1309 /* Nodename. */
1310 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1311 eiter->type = __constant_cpu_to_be16(FDMI_HBA_NODE_NAME);
1312 eiter->len = __constant_cpu_to_be16(4 + WWN_SIZE);
1313 memcpy(eiter->a.node_name, vha->node_name, WWN_SIZE);
1314 size += 4 + WWN_SIZE;
1315
1316 ql_dbg(ql_dbg_disc, vha, 0x2025,
1317 "NodeName = %02x%02x%02x%02x%02x%02x%02x%02x.\n",
1318 eiter->a.node_name[0], eiter->a.node_name[1],
1319 eiter->a.node_name[2], eiter->a.node_name[3],
1320 eiter->a.node_name[4], eiter->a.node_name[5],
1321 eiter->a.node_name[6], eiter->a.node_name[7]);
1322
1323 /* Manufacturer. */
1324 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1325 eiter->type = __constant_cpu_to_be16(FDMI_HBA_MANUFACTURER);
1326 strcpy(eiter->a.manufacturer, "QLogic Corporation");
1327 alen = strlen(eiter->a.manufacturer);
1328 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1329 eiter->len = cpu_to_be16(4 + alen);
1330 size += 4 + alen;
1331
1332 ql_dbg(ql_dbg_disc, vha, 0x2026,
1333 "Manufacturer = %s.\n", eiter->a.manufacturer);
1334
1335 /* Serial number. */
1336 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1337 eiter->type = __constant_cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1338 sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1339 sprintf(eiter->a.serial_num, "%c%05d", 'A' + sn / 100000, sn % 100000);
1340 alen = strlen(eiter->a.serial_num);
1341 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1342 eiter->len = cpu_to_be16(4 + alen);
1343 size += 4 + alen;
1344
1345 ql_dbg(ql_dbg_disc, vha, 0x2027,
1346 "Serial no. = %s.\n", eiter->a.serial_num);
1347
1348 /* Model name. */
1349 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1350 eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL);
1351 strcpy(eiter->a.model, ha->model_number);
1352 alen = strlen(eiter->a.model);
1353 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1354 eiter->len = cpu_to_be16(4 + alen);
1355 size += 4 + alen;
1356
1357 ql_dbg(ql_dbg_disc, vha, 0x2028,
1358 "Model Name = %s.\n", eiter->a.model);
1359
1360 /* Model description. */
1361 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1362 eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1363 if (ha->model_desc)
1364 strncpy(eiter->a.model_desc, ha->model_desc, 80);
1365 alen = strlen(eiter->a.model_desc);
1366 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1367 eiter->len = cpu_to_be16(4 + alen);
1368 size += 4 + alen;
1369
1370 ql_dbg(ql_dbg_disc, vha, 0x2029,
1371 "Model Desc = %s.\n", eiter->a.model_desc);
1372
1373 /* Hardware version. */
1374 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1375 eiter->type = __constant_cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1376 strcpy(eiter->a.hw_version, ha->adapter_id);
1377 alen = strlen(eiter->a.hw_version);
1378 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1379 eiter->len = cpu_to_be16(4 + alen);
1380 size += 4 + alen;
1381
1382 ql_dbg(ql_dbg_disc, vha, 0x202a,
1383 "Hardware ver = %s.\n", eiter->a.hw_version);
1384
1385 /* Driver version. */
1386 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1387 eiter->type = __constant_cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1388 strcpy(eiter->a.driver_version, qla2x00_version_str);
1389 alen = strlen(eiter->a.driver_version);
1390 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1391 eiter->len = cpu_to_be16(4 + alen);
1392 size += 4 + alen;
1393
1394 ql_dbg(ql_dbg_disc, vha, 0x202b,
1395 "Driver ver = %s.\n", eiter->a.driver_version);
1396
1397 /* Option ROM version. */
1398 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1399 eiter->type = __constant_cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1400 strcpy(eiter->a.orom_version, "0.00");
1401 alen = strlen(eiter->a.orom_version);
1402 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1403 eiter->len = cpu_to_be16(4 + alen);
1404 size += 4 + alen;
1405
1406 ql_dbg(ql_dbg_disc, vha , 0x202c,
1407 "Optrom vers = %s.\n", eiter->a.orom_version);
1408
1409 /* Firmware version */
1410 eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1411 eiter->type = __constant_cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1412 ha->isp_ops->fw_version_str(vha, eiter->a.fw_version);
1413 alen = strlen(eiter->a.fw_version);
1414 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1415 eiter->len = cpu_to_be16(4 + alen);
1416 size += 4 + alen;
1417
1418 ql_dbg(ql_dbg_disc, vha, 0x202d,
1419 "Firmware vers = %s.\n", eiter->a.fw_version);
1420
1421 /* Update MS request size. */
1422 qla2x00_update_ms_fdmi_iocb(vha, size + 16);
1423
1424 ql_dbg(ql_dbg_disc, vha, 0x202e,
1425 "RHBA identifier = "
1426 "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n",
1427 ct_req->req.rhba.hba_identifier[0],
1428 ct_req->req.rhba.hba_identifier[1],
1429 ct_req->req.rhba.hba_identifier[2],
1430 ct_req->req.rhba.hba_identifier[3],
1431 ct_req->req.rhba.hba_identifier[4],
1432 ct_req->req.rhba.hba_identifier[5],
1433 ct_req->req.rhba.hba_identifier[6],
1434 ct_req->req.rhba.hba_identifier[7], size);
1435 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2076,
1436 entries, size);
1437
1438 /* Execute MS IOCB */
1439 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1440 sizeof(ms_iocb_entry_t));
1441 if (rval != QLA_SUCCESS) {
1442 /*EMPTY*/
1443 ql_dbg(ql_dbg_disc, vha, 0x2030,
1444 "RHBA issue IOCB failed (%d).\n", rval);
1445 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RHBA") !=
1446 QLA_SUCCESS) {
1447 rval = QLA_FUNCTION_FAILED;
1448 if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1449 ct_rsp->header.explanation_code ==
1450 CT_EXPL_ALREADY_REGISTERED) {
1451 ql_dbg(ql_dbg_disc, vha, 0x2034,
1452 "HBA already registered.\n");
1453 rval = QLA_ALREADY_REGISTERED;
1454 }
1455 } else {
1456 ql_dbg(ql_dbg_disc, vha, 0x2035,
1457 "RHBA exiting normally.\n");
1458 }
1459
1460 return rval;
1461 }
1462
1463 /**
1464 * qla2x00_fdmi_dhba() -
1465 * @ha: HA context
1466 *
1467 * Returns 0 on success.
1468 */
1469 static int
qla2x00_fdmi_dhba(scsi_qla_host_t * vha)1470 qla2x00_fdmi_dhba(scsi_qla_host_t *vha)
1471 {
1472 int rval;
1473 struct qla_hw_data *ha = vha->hw;
1474 ms_iocb_entry_t *ms_pkt;
1475 struct ct_sns_req *ct_req;
1476 struct ct_sns_rsp *ct_rsp;
1477
1478 /* Issue RPA */
1479 /* Prepare common MS IOCB */
1480 ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, DHBA_REQ_SIZE,
1481 DHBA_RSP_SIZE);
1482
1483 /* Prepare CT request */
1484 ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD,
1485 DHBA_RSP_SIZE);
1486 ct_rsp = &ha->ct_sns->p.rsp;
1487
1488 /* Prepare FDMI command arguments -- portname. */
1489 memcpy(ct_req->req.dhba.port_name, vha->port_name, WWN_SIZE);
1490
1491 ql_dbg(ql_dbg_disc, vha, 0x2036,
1492 "DHBA portname = %02x%02x%02x%02x%02x%02x%02x%02x.\n",
1493 ct_req->req.dhba.port_name[0], ct_req->req.dhba.port_name[1],
1494 ct_req->req.dhba.port_name[2], ct_req->req.dhba.port_name[3],
1495 ct_req->req.dhba.port_name[4], ct_req->req.dhba.port_name[5],
1496 ct_req->req.dhba.port_name[6], ct_req->req.dhba.port_name[7]);
1497
1498 /* Execute MS IOCB */
1499 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1500 sizeof(ms_iocb_entry_t));
1501 if (rval != QLA_SUCCESS) {
1502 /*EMPTY*/
1503 ql_dbg(ql_dbg_disc, vha, 0x2037,
1504 "DHBA issue IOCB failed (%d).\n", rval);
1505 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "DHBA") !=
1506 QLA_SUCCESS) {
1507 rval = QLA_FUNCTION_FAILED;
1508 } else {
1509 ql_dbg(ql_dbg_disc, vha, 0x2038,
1510 "DHBA exiting normally.\n");
1511 }
1512
1513 return rval;
1514 }
1515
1516 /**
1517 * qla2x00_fdmi_rpa() -
1518 * @ha: HA context
1519 *
1520 * Returns 0 on success.
1521 */
1522 static int
qla2x00_fdmi_rpa(scsi_qla_host_t * vha)1523 qla2x00_fdmi_rpa(scsi_qla_host_t *vha)
1524 {
1525 int rval, alen;
1526 uint32_t size, max_frame_size;
1527 struct qla_hw_data *ha = vha->hw;
1528 ms_iocb_entry_t *ms_pkt;
1529 struct ct_sns_req *ct_req;
1530 struct ct_sns_rsp *ct_rsp;
1531 uint8_t *entries;
1532 struct ct_fdmi_port_attr *eiter;
1533 struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1534
1535 /* Issue RPA */
1536 /* Prepare common MS IOCB */
1537 /* Request size adjusted after CT preparation */
1538 ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RPA_RSP_SIZE);
1539
1540 /* Prepare CT request */
1541 ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD,
1542 RPA_RSP_SIZE);
1543 ct_rsp = &ha->ct_sns->p.rsp;
1544
1545 /* Prepare FDMI command arguments -- attribute block, attributes. */
1546 memcpy(ct_req->req.rpa.port_name, vha->port_name, WWN_SIZE);
1547 size = WWN_SIZE + 4;
1548
1549 /* Attributes */
1550 ct_req->req.rpa.attrs.count =
1551 __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT - 1);
1552 entries = ct_req->req.rpa.port_name;
1553
1554 /* FC4 types. */
1555 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1556 eiter->type = __constant_cpu_to_be16(FDMI_PORT_FC4_TYPES);
1557 eiter->len = __constant_cpu_to_be16(4 + 32);
1558 eiter->a.fc4_types[2] = 0x01;
1559 size += 4 + 32;
1560
1561 ql_dbg(ql_dbg_disc, vha, 0x2039,
1562 "FC4_TYPES=%02x %02x.\n",
1563 eiter->a.fc4_types[2],
1564 eiter->a.fc4_types[1]);
1565
1566 /* Supported speed. */
1567 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1568 eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1569 eiter->len = __constant_cpu_to_be16(4 + 4);
1570 if (IS_CNA_CAPABLE(ha))
1571 eiter->a.sup_speed = __constant_cpu_to_be32(
1572 FDMI_PORT_SPEED_10GB);
1573 else if (IS_QLA25XX(ha))
1574 eiter->a.sup_speed = __constant_cpu_to_be32(
1575 FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB|
1576 FDMI_PORT_SPEED_4GB|FDMI_PORT_SPEED_8GB);
1577 else if (IS_QLA24XX_TYPE(ha))
1578 eiter->a.sup_speed = __constant_cpu_to_be32(
1579 FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB|
1580 FDMI_PORT_SPEED_4GB);
1581 else if (IS_QLA23XX(ha))
1582 eiter->a.sup_speed =__constant_cpu_to_be32(
1583 FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB);
1584 else
1585 eiter->a.sup_speed = __constant_cpu_to_be32(
1586 FDMI_PORT_SPEED_1GB);
1587 size += 4 + 4;
1588
1589 ql_dbg(ql_dbg_disc, vha, 0x203a,
1590 "Supported_Speed=%x.\n", eiter->a.sup_speed);
1591
1592 /* Current speed. */
1593 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1594 eiter->type = __constant_cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1595 eiter->len = __constant_cpu_to_be16(4 + 4);
1596 switch (ha->link_data_rate) {
1597 case PORT_SPEED_1GB:
1598 eiter->a.cur_speed =
1599 __constant_cpu_to_be32(FDMI_PORT_SPEED_1GB);
1600 break;
1601 case PORT_SPEED_2GB:
1602 eiter->a.cur_speed =
1603 __constant_cpu_to_be32(FDMI_PORT_SPEED_2GB);
1604 break;
1605 case PORT_SPEED_4GB:
1606 eiter->a.cur_speed =
1607 __constant_cpu_to_be32(FDMI_PORT_SPEED_4GB);
1608 break;
1609 case PORT_SPEED_8GB:
1610 eiter->a.cur_speed =
1611 __constant_cpu_to_be32(FDMI_PORT_SPEED_8GB);
1612 break;
1613 case PORT_SPEED_10GB:
1614 eiter->a.cur_speed =
1615 __constant_cpu_to_be32(FDMI_PORT_SPEED_10GB);
1616 break;
1617 case PORT_SPEED_16GB:
1618 eiter->a.cur_speed =
1619 __constant_cpu_to_be32(FDMI_PORT_SPEED_16GB);
1620 break;
1621 default:
1622 eiter->a.cur_speed =
1623 __constant_cpu_to_be32(FDMI_PORT_SPEED_UNKNOWN);
1624 break;
1625 }
1626 size += 4 + 4;
1627
1628 ql_dbg(ql_dbg_disc, vha, 0x203b,
1629 "Current_Speed=%x.\n", eiter->a.cur_speed);
1630
1631 /* Max frame size. */
1632 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1633 eiter->type = __constant_cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1634 eiter->len = __constant_cpu_to_be16(4 + 4);
1635 max_frame_size = IS_FWI2_CAPABLE(ha) ?
1636 le16_to_cpu(icb24->frame_payload_size):
1637 le16_to_cpu(ha->init_cb->frame_payload_size);
1638 eiter->a.max_frame_size = cpu_to_be32(max_frame_size);
1639 size += 4 + 4;
1640
1641 ql_dbg(ql_dbg_disc, vha, 0x203c,
1642 "Max_Frame_Size=%x.\n", eiter->a.max_frame_size);
1643
1644 /* OS device name. */
1645 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1646 eiter->type = __constant_cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1647 strcpy(eiter->a.os_dev_name, QLA2XXX_DRIVER_NAME);
1648 alen = strlen(eiter->a.os_dev_name);
1649 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1650 eiter->len = cpu_to_be16(4 + alen);
1651 size += 4 + alen;
1652
1653 ql_dbg(ql_dbg_disc, vha, 0x204b,
1654 "OS_Device_Name=%s.\n", eiter->a.os_dev_name);
1655
1656 /* Hostname. */
1657 if (strlen(fc_host_system_hostname(vha->host))) {
1658 ct_req->req.rpa.attrs.count =
1659 __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1660 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1661 eiter->type = __constant_cpu_to_be16(FDMI_PORT_HOST_NAME);
1662 snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
1663 "%s", fc_host_system_hostname(vha->host));
1664 alen = strlen(eiter->a.host_name);
1665 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1666 eiter->len = cpu_to_be16(4 + alen);
1667 size += 4 + alen;
1668
1669 ql_dbg(ql_dbg_disc, vha, 0x203d,
1670 "HostName=%s.\n", eiter->a.host_name);
1671 }
1672
1673 /* Update MS request size. */
1674 qla2x00_update_ms_fdmi_iocb(vha, size + 16);
1675
1676 ql_dbg(ql_dbg_disc, vha, 0x203e,
1677 "RPA portname= %02x%02x%02x%02x%02X%02x%02x%02x size=%d.\n",
1678 ct_req->req.rpa.port_name[0], ct_req->req.rpa.port_name[1],
1679 ct_req->req.rpa.port_name[2], ct_req->req.rpa.port_name[3],
1680 ct_req->req.rpa.port_name[4], ct_req->req.rpa.port_name[5],
1681 ct_req->req.rpa.port_name[6], ct_req->req.rpa.port_name[7],
1682 size);
1683 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2079,
1684 entries, size);
1685
1686 /* Execute MS IOCB */
1687 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1688 sizeof(ms_iocb_entry_t));
1689 if (rval != QLA_SUCCESS) {
1690 /*EMPTY*/
1691 ql_dbg(ql_dbg_disc, vha, 0x2040,
1692 "RPA issue IOCB failed (%d).\n", rval);
1693 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RPA") !=
1694 QLA_SUCCESS) {
1695 rval = QLA_FUNCTION_FAILED;
1696 } else {
1697 ql_dbg(ql_dbg_disc, vha, 0x2041,
1698 "RPA exiting nornally.\n");
1699 }
1700
1701 return rval;
1702 }
1703
1704 /**
1705 * qla2x00_fdmi_register() -
1706 * @ha: HA context
1707 *
1708 * Returns 0 on success.
1709 */
1710 int
qla2x00_fdmi_register(scsi_qla_host_t * vha)1711 qla2x00_fdmi_register(scsi_qla_host_t *vha)
1712 {
1713 int rval;
1714 struct qla_hw_data *ha = vha->hw;
1715
1716 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1717 return QLA_FUNCTION_FAILED;
1718
1719 rval = qla2x00_mgmt_svr_login(vha);
1720 if (rval)
1721 return rval;
1722
1723 rval = qla2x00_fdmi_rhba(vha);
1724 if (rval) {
1725 if (rval != QLA_ALREADY_REGISTERED)
1726 return rval;
1727
1728 rval = qla2x00_fdmi_dhba(vha);
1729 if (rval)
1730 return rval;
1731
1732 rval = qla2x00_fdmi_rhba(vha);
1733 if (rval)
1734 return rval;
1735 }
1736 rval = qla2x00_fdmi_rpa(vha);
1737
1738 return rval;
1739 }
1740
1741 /**
1742 * qla2x00_gfpn_id() - SNS Get Fabric Port Name (GFPN_ID) query.
1743 * @ha: HA context
1744 * @list: switch info entries to populate
1745 *
1746 * Returns 0 on success.
1747 */
1748 int
qla2x00_gfpn_id(scsi_qla_host_t * vha,sw_info_t * list)1749 qla2x00_gfpn_id(scsi_qla_host_t *vha, sw_info_t *list)
1750 {
1751 int rval = QLA_SUCCESS;
1752 uint16_t i;
1753 struct qla_hw_data *ha = vha->hw;
1754 ms_iocb_entry_t *ms_pkt;
1755 struct ct_sns_req *ct_req;
1756 struct ct_sns_rsp *ct_rsp;
1757
1758 if (!IS_IIDMA_CAPABLE(ha))
1759 return QLA_FUNCTION_FAILED;
1760
1761 for (i = 0; i < ha->max_fibre_devices; i++) {
1762 /* Issue GFPN_ID */
1763 /* Prepare common MS IOCB */
1764 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GFPN_ID_REQ_SIZE,
1765 GFPN_ID_RSP_SIZE);
1766
1767 /* Prepare CT request */
1768 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFPN_ID_CMD,
1769 GFPN_ID_RSP_SIZE);
1770 ct_rsp = &ha->ct_sns->p.rsp;
1771
1772 /* Prepare CT arguments -- port_id */
1773 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
1774 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
1775 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
1776
1777 /* Execute MS IOCB */
1778 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1779 sizeof(ms_iocb_entry_t));
1780 if (rval != QLA_SUCCESS) {
1781 /*EMPTY*/
1782 ql_dbg(ql_dbg_disc, vha, 0x2023,
1783 "GFPN_ID issue IOCB failed (%d).\n", rval);
1784 break;
1785 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
1786 "GFPN_ID") != QLA_SUCCESS) {
1787 rval = QLA_FUNCTION_FAILED;
1788 break;
1789 } else {
1790 /* Save fabric portname */
1791 memcpy(list[i].fabric_port_name,
1792 ct_rsp->rsp.gfpn_id.port_name, WWN_SIZE);
1793 }
1794
1795 /* Last device exit. */
1796 if (list[i].d_id.b.rsvd_1 != 0)
1797 break;
1798 }
1799
1800 return (rval);
1801 }
1802
1803 static inline void *
qla24xx_prep_ms_fm_iocb(scsi_qla_host_t * vha,uint32_t req_size,uint32_t rsp_size)1804 qla24xx_prep_ms_fm_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1805 uint32_t rsp_size)
1806 {
1807 struct ct_entry_24xx *ct_pkt;
1808 struct qla_hw_data *ha = vha->hw;
1809 ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1810 memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1811
1812 ct_pkt->entry_type = CT_IOCB_TYPE;
1813 ct_pkt->entry_count = 1;
1814 ct_pkt->nport_handle = cpu_to_le16(vha->mgmt_svr_loop_id);
1815 ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1816 ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1817 ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1818 ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1819 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1820
1821 ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1822 ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1823 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1824
1825 ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1826 ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1827 ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1828 ct_pkt->vp_index = vha->vp_idx;
1829
1830 return ct_pkt;
1831 }
1832
1833
1834 static inline struct ct_sns_req *
qla24xx_prep_ct_fm_req(struct ct_sns_req * ct_req,uint16_t cmd,uint16_t rsp_size)1835 qla24xx_prep_ct_fm_req(struct ct_sns_req *ct_req, uint16_t cmd,
1836 uint16_t rsp_size)
1837 {
1838 memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1839
1840 ct_req->header.revision = 0x01;
1841 ct_req->header.gs_type = 0xFA;
1842 ct_req->header.gs_subtype = 0x01;
1843 ct_req->command = cpu_to_be16(cmd);
1844 ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1845
1846 return ct_req;
1847 }
1848
1849 /**
1850 * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query.
1851 * @ha: HA context
1852 * @list: switch info entries to populate
1853 *
1854 * Returns 0 on success.
1855 */
1856 int
qla2x00_gpsc(scsi_qla_host_t * vha,sw_info_t * list)1857 qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list)
1858 {
1859 int rval;
1860 uint16_t i;
1861 struct qla_hw_data *ha = vha->hw;
1862 ms_iocb_entry_t *ms_pkt;
1863 struct ct_sns_req *ct_req;
1864 struct ct_sns_rsp *ct_rsp;
1865
1866 if (!IS_IIDMA_CAPABLE(ha))
1867 return QLA_FUNCTION_FAILED;
1868 if (!ha->flags.gpsc_supported)
1869 return QLA_FUNCTION_FAILED;
1870
1871 rval = qla2x00_mgmt_svr_login(vha);
1872 if (rval)
1873 return rval;
1874
1875 for (i = 0; i < ha->max_fibre_devices; i++) {
1876 /* Issue GFPN_ID */
1877 /* Prepare common MS IOCB */
1878 ms_pkt = qla24xx_prep_ms_fm_iocb(vha, GPSC_REQ_SIZE,
1879 GPSC_RSP_SIZE);
1880
1881 /* Prepare CT request */
1882 ct_req = qla24xx_prep_ct_fm_req(&ha->ct_sns->p.req,
1883 GPSC_CMD, GPSC_RSP_SIZE);
1884 ct_rsp = &ha->ct_sns->p.rsp;
1885
1886 /* Prepare CT arguments -- port_name */
1887 memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_name,
1888 WWN_SIZE);
1889
1890 /* Execute MS IOCB */
1891 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1892 sizeof(ms_iocb_entry_t));
1893 if (rval != QLA_SUCCESS) {
1894 /*EMPTY*/
1895 ql_dbg(ql_dbg_disc, vha, 0x2059,
1896 "GPSC issue IOCB failed (%d).\n", rval);
1897 } else if ((rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
1898 "GPSC")) != QLA_SUCCESS) {
1899 /* FM command unsupported? */
1900 if (rval == QLA_INVALID_COMMAND &&
1901 (ct_rsp->header.reason_code ==
1902 CT_REASON_INVALID_COMMAND_CODE ||
1903 ct_rsp->header.reason_code ==
1904 CT_REASON_COMMAND_UNSUPPORTED)) {
1905 ql_dbg(ql_dbg_disc, vha, 0x205a,
1906 "GPSC command unsupported, disabling "
1907 "query.\n");
1908 ha->flags.gpsc_supported = 0;
1909 rval = QLA_FUNCTION_FAILED;
1910 break;
1911 }
1912 rval = QLA_FUNCTION_FAILED;
1913 } else {
1914 /* Save port-speed */
1915 switch (be16_to_cpu(ct_rsp->rsp.gpsc.speed)) {
1916 case BIT_15:
1917 list[i].fp_speed = PORT_SPEED_1GB;
1918 break;
1919 case BIT_14:
1920 list[i].fp_speed = PORT_SPEED_2GB;
1921 break;
1922 case BIT_13:
1923 list[i].fp_speed = PORT_SPEED_4GB;
1924 break;
1925 case BIT_12:
1926 list[i].fp_speed = PORT_SPEED_10GB;
1927 break;
1928 case BIT_11:
1929 list[i].fp_speed = PORT_SPEED_8GB;
1930 break;
1931 }
1932
1933 ql_dbg(ql_dbg_disc, vha, 0x205b,
1934 "GPSC ext entry - fpn "
1935 "%02x%02x%02x%02x%02x%02x%02x%02x speeds=%04x "
1936 "speed=%04x.\n",
1937 list[i].fabric_port_name[0],
1938 list[i].fabric_port_name[1],
1939 list[i].fabric_port_name[2],
1940 list[i].fabric_port_name[3],
1941 list[i].fabric_port_name[4],
1942 list[i].fabric_port_name[5],
1943 list[i].fabric_port_name[6],
1944 list[i].fabric_port_name[7],
1945 be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
1946 be16_to_cpu(ct_rsp->rsp.gpsc.speed));
1947 }
1948
1949 /* Last device exit. */
1950 if (list[i].d_id.b.rsvd_1 != 0)
1951 break;
1952 }
1953
1954 return (rval);
1955 }
1956
1957 /**
1958 * qla2x00_gff_id() - SNS Get FC-4 Features (GFF_ID) query.
1959 *
1960 * @ha: HA context
1961 * @list: switch info entries to populate
1962 *
1963 */
1964 void
qla2x00_gff_id(scsi_qla_host_t * vha,sw_info_t * list)1965 qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list)
1966 {
1967 int rval;
1968 uint16_t i;
1969
1970 ms_iocb_entry_t *ms_pkt;
1971 struct ct_sns_req *ct_req;
1972 struct ct_sns_rsp *ct_rsp;
1973 struct qla_hw_data *ha = vha->hw;
1974 uint8_t fcp_scsi_features = 0;
1975
1976 for (i = 0; i < ha->max_fibre_devices; i++) {
1977 /* Set default FC4 Type as UNKNOWN so the default is to
1978 * Process this port */
1979 list[i].fc4_type = FC4_TYPE_UNKNOWN;
1980
1981 /* Do not attempt GFF_ID if we are not FWI_2 capable */
1982 if (!IS_FWI2_CAPABLE(ha))
1983 continue;
1984
1985 /* Prepare common MS IOCB */
1986 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GFF_ID_REQ_SIZE,
1987 GFF_ID_RSP_SIZE);
1988
1989 /* Prepare CT request */
1990 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFF_ID_CMD,
1991 GFF_ID_RSP_SIZE);
1992 ct_rsp = &ha->ct_sns->p.rsp;
1993
1994 /* Prepare CT arguments -- port_id */
1995 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
1996 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
1997 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
1998
1999 /* Execute MS IOCB */
2000 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2001 sizeof(ms_iocb_entry_t));
2002
2003 if (rval != QLA_SUCCESS) {
2004 ql_dbg(ql_dbg_disc, vha, 0x205c,
2005 "GFF_ID issue IOCB failed (%d).\n", rval);
2006 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
2007 "GFF_ID") != QLA_SUCCESS) {
2008 ql_dbg(ql_dbg_disc, vha, 0x205d,
2009 "GFF_ID IOCB status had a failure status code.\n");
2010 } else {
2011 fcp_scsi_features =
2012 ct_rsp->rsp.gff_id.fc4_features[GFF_FCP_SCSI_OFFSET];
2013 fcp_scsi_features &= 0x0f;
2014
2015 if (fcp_scsi_features)
2016 list[i].fc4_type = FC4_TYPE_FCP_SCSI;
2017 else
2018 list[i].fc4_type = FC4_TYPE_OTHER;
2019 }
2020
2021 /* Last device exit. */
2022 if (list[i].d_id.b.rsvd_1 != 0)
2023 break;
2024 }
2025 }
2026