xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_gs.c (revision 232b0b08)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2014 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 #include "qla_def.h"
8 #include "qla_target.h"
9 #include <linux/utsname.h>
10 
11 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
12 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
13 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
14 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
15 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
16 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
17 
18 /**
19  * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query.
20  * @ha: HA context
21  * @req_size: request size in bytes
22  * @rsp_size: response size in bytes
23  *
24  * Returns a pointer to the @ha's ms_iocb.
25  */
26 void *
27 qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, struct ct_arg *arg)
28 {
29 	struct qla_hw_data *ha = vha->hw;
30 	ms_iocb_entry_t *ms_pkt;
31 
32 	ms_pkt = (ms_iocb_entry_t *)arg->iocb;
33 	memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
34 
35 	ms_pkt->entry_type = MS_IOCB_TYPE;
36 	ms_pkt->entry_count = 1;
37 	SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
38 	ms_pkt->control_flags = cpu_to_le16(CF_READ | CF_HEAD_TAG);
39 	ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
40 	ms_pkt->cmd_dsd_count = cpu_to_le16(1);
41 	ms_pkt->total_dsd_count = cpu_to_le16(2);
42 	ms_pkt->rsp_bytecount = cpu_to_le32(arg->rsp_size);
43 	ms_pkt->req_bytecount = cpu_to_le32(arg->req_size);
44 
45 	ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(arg->req_dma));
46 	ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(arg->req_dma));
47 	ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
48 
49 	ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(arg->rsp_dma));
50 	ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(arg->rsp_dma));
51 	ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
52 
53 	vha->qla_stats.control_requests++;
54 
55 	return (ms_pkt);
56 }
57 
58 /**
59  * qla24xx_prep_ms_iocb() - Prepare common CT IOCB fields for SNS CT query.
60  * @ha: HA context
61  * @req_size: request size in bytes
62  * @rsp_size: response size in bytes
63  *
64  * Returns a pointer to the @ha's ms_iocb.
65  */
66 void *
67 qla24xx_prep_ms_iocb(scsi_qla_host_t *vha, struct ct_arg *arg)
68 {
69 	struct qla_hw_data *ha = vha->hw;
70 	struct ct_entry_24xx *ct_pkt;
71 
72 	ct_pkt = (struct ct_entry_24xx *)arg->iocb;
73 	memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
74 
75 	ct_pkt->entry_type = CT_IOCB_TYPE;
76 	ct_pkt->entry_count = 1;
77 	ct_pkt->nport_handle = cpu_to_le16(arg->nport_handle);
78 	ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
79 	ct_pkt->cmd_dsd_count = cpu_to_le16(1);
80 	ct_pkt->rsp_dsd_count = cpu_to_le16(1);
81 	ct_pkt->rsp_byte_count = cpu_to_le32(arg->rsp_size);
82 	ct_pkt->cmd_byte_count = cpu_to_le32(arg->req_size);
83 
84 	ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(arg->req_dma));
85 	ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(arg->req_dma));
86 	ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
87 
88 	ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(arg->rsp_dma));
89 	ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(arg->rsp_dma));
90 	ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
91 	ct_pkt->vp_index = vha->vp_idx;
92 
93 	vha->qla_stats.control_requests++;
94 
95 	return (ct_pkt);
96 }
97 
98 /**
99  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
100  * @ct_req: CT request buffer
101  * @cmd: GS command
102  * @rsp_size: response size in bytes
103  *
104  * Returns a pointer to the intitialized @ct_req.
105  */
106 static inline struct ct_sns_req *
107 qla2x00_prep_ct_req(struct ct_sns_pkt *p, uint16_t cmd, uint16_t rsp_size)
108 {
109 	memset(p, 0, sizeof(struct ct_sns_pkt));
110 
111 	p->p.req.header.revision = 0x01;
112 	p->p.req.header.gs_type = 0xFC;
113 	p->p.req.header.gs_subtype = 0x02;
114 	p->p.req.command = cpu_to_be16(cmd);
115 	p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
116 
117 	return &p->p.req;
118 }
119 
120 int
121 qla2x00_chk_ms_status(scsi_qla_host_t *vha, ms_iocb_entry_t *ms_pkt,
122     struct ct_sns_rsp *ct_rsp, const char *routine)
123 {
124 	int rval;
125 	uint16_t comp_status;
126 	struct qla_hw_data *ha = vha->hw;
127 
128 	rval = QLA_FUNCTION_FAILED;
129 	if (ms_pkt->entry_status != 0) {
130 		ql_dbg(ql_dbg_disc, vha, 0x2031,
131 		    "%s failed, error status (%x) on port_id: %02x%02x%02x.\n",
132 		    routine, ms_pkt->entry_status, vha->d_id.b.domain,
133 		    vha->d_id.b.area, vha->d_id.b.al_pa);
134 	} else {
135 		if (IS_FWI2_CAPABLE(ha))
136 			comp_status = le16_to_cpu(
137 			    ((struct ct_entry_24xx *)ms_pkt)->comp_status);
138 		else
139 			comp_status = le16_to_cpu(ms_pkt->status);
140 		switch (comp_status) {
141 		case CS_COMPLETE:
142 		case CS_DATA_UNDERRUN:
143 		case CS_DATA_OVERRUN:		/* Overrun? */
144 			if (ct_rsp->header.response !=
145 			    cpu_to_be16(CT_ACCEPT_RESPONSE)) {
146 				ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2077,
147 				    "%s failed rejected request on port_id: %02x%02x%02x Compeltion status 0x%x, response 0x%x\n",
148 				    routine, vha->d_id.b.domain,
149 				    vha->d_id.b.area, vha->d_id.b.al_pa,
150 				    comp_status, ct_rsp->header.response);
151 				ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha,
152 				    0x2078, (uint8_t *)&ct_rsp->header,
153 				    sizeof(struct ct_rsp_hdr));
154 				rval = QLA_INVALID_COMMAND;
155 			} else
156 				rval = QLA_SUCCESS;
157 			break;
158 		default:
159 			ql_dbg(ql_dbg_disc, vha, 0x2033,
160 			    "%s failed, completion status (%x) on port_id: "
161 			    "%02x%02x%02x.\n", routine, comp_status,
162 			    vha->d_id.b.domain, vha->d_id.b.area,
163 			    vha->d_id.b.al_pa);
164 			break;
165 		}
166 	}
167 	return rval;
168 }
169 
170 /**
171  * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
172  * @ha: HA context
173  * @fcport: fcport entry to updated
174  *
175  * Returns 0 on success.
176  */
177 int
178 qla2x00_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
179 {
180 	int		rval;
181 
182 	ms_iocb_entry_t	*ms_pkt;
183 	struct ct_sns_req	*ct_req;
184 	struct ct_sns_rsp	*ct_rsp;
185 	struct qla_hw_data *ha = vha->hw;
186 	struct ct_arg arg;
187 
188 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
189 		return qla2x00_sns_ga_nxt(vha, fcport);
190 
191 	arg.iocb = ha->ms_iocb;
192 	arg.req_dma = ha->ct_sns_dma;
193 	arg.rsp_dma = ha->ct_sns_dma;
194 	arg.req_size = GA_NXT_REQ_SIZE;
195 	arg.rsp_size = GA_NXT_RSP_SIZE;
196 	arg.nport_handle = NPH_SNS;
197 
198 	/* Issue GA_NXT */
199 	/* Prepare common MS IOCB */
200 	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
201 
202 	/* Prepare CT request */
203 	ct_req = qla2x00_prep_ct_req(ha->ct_sns, GA_NXT_CMD,
204 	    GA_NXT_RSP_SIZE);
205 	ct_rsp = &ha->ct_sns->p.rsp;
206 
207 	/* Prepare CT arguments -- port_id */
208 	ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
209 	ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
210 	ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
211 
212 	/* Execute MS IOCB */
213 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
214 	    sizeof(ms_iocb_entry_t));
215 	if (rval != QLA_SUCCESS) {
216 		/*EMPTY*/
217 		ql_dbg(ql_dbg_disc, vha, 0x2062,
218 		    "GA_NXT issue IOCB failed (%d).\n", rval);
219 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GA_NXT") !=
220 	    QLA_SUCCESS) {
221 		rval = QLA_FUNCTION_FAILED;
222 	} else {
223 		/* Populate fc_port_t entry. */
224 		fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
225 		fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
226 		fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
227 
228 		memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
229 		    WWN_SIZE);
230 		memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
231 		    WWN_SIZE);
232 
233 		fcport->fc4_type = (ct_rsp->rsp.ga_nxt.fc4_types[2] & BIT_0) ?
234 		    FC4_TYPE_FCP_SCSI : FC4_TYPE_OTHER;
235 
236 		if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
237 		    ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
238 			fcport->d_id.b.domain = 0xf0;
239 
240 		ql_dbg(ql_dbg_disc, vha, 0x2063,
241 		    "GA_NXT entry - nn %8phN pn %8phN "
242 		    "port_id=%02x%02x%02x.\n",
243 		    fcport->node_name, fcport->port_name,
244 		    fcport->d_id.b.domain, fcport->d_id.b.area,
245 		    fcport->d_id.b.al_pa);
246 	}
247 
248 	return (rval);
249 }
250 
251 static inline int
252 qla2x00_gid_pt_rsp_size(scsi_qla_host_t *vha)
253 {
254 	return vha->hw->max_fibre_devices * 4 + 16;
255 }
256 
257 /**
258  * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
259  * @ha: HA context
260  * @list: switch info entries to populate
261  *
262  * NOTE: Non-Nx_Ports are not requested.
263  *
264  * Returns 0 on success.
265  */
266 int
267 qla2x00_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
268 {
269 	int		rval;
270 	uint16_t	i;
271 
272 	ms_iocb_entry_t	*ms_pkt;
273 	struct ct_sns_req	*ct_req;
274 	struct ct_sns_rsp	*ct_rsp;
275 
276 	struct ct_sns_gid_pt_data *gid_data;
277 	struct qla_hw_data *ha = vha->hw;
278 	uint16_t gid_pt_rsp_size;
279 	struct ct_arg arg;
280 
281 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
282 		return qla2x00_sns_gid_pt(vha, list);
283 
284 	gid_data = NULL;
285 	gid_pt_rsp_size = qla2x00_gid_pt_rsp_size(vha);
286 
287 	arg.iocb = ha->ms_iocb;
288 	arg.req_dma = ha->ct_sns_dma;
289 	arg.rsp_dma = ha->ct_sns_dma;
290 	arg.req_size = GID_PT_REQ_SIZE;
291 	arg.rsp_size = gid_pt_rsp_size;
292 	arg.nport_handle = NPH_SNS;
293 
294 	/* Issue GID_PT */
295 	/* Prepare common MS IOCB */
296 	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
297 
298 	/* Prepare CT request */
299 	ct_req = qla2x00_prep_ct_req(ha->ct_sns, GID_PT_CMD, gid_pt_rsp_size);
300 	ct_rsp = &ha->ct_sns->p.rsp;
301 
302 	/* Prepare CT arguments -- port_type */
303 	ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
304 
305 	/* Execute MS IOCB */
306 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
307 	    sizeof(ms_iocb_entry_t));
308 	if (rval != QLA_SUCCESS) {
309 		/*EMPTY*/
310 		ql_dbg(ql_dbg_disc, vha, 0x2055,
311 		    "GID_PT issue IOCB failed (%d).\n", rval);
312 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GID_PT") !=
313 	    QLA_SUCCESS) {
314 		rval = QLA_FUNCTION_FAILED;
315 	} else {
316 		/* Set port IDs in switch info list. */
317 		for (i = 0; i < ha->max_fibre_devices; i++) {
318 			gid_data = &ct_rsp->rsp.gid_pt.entries[i];
319 			list[i].d_id.b.domain = gid_data->port_id[0];
320 			list[i].d_id.b.area = gid_data->port_id[1];
321 			list[i].d_id.b.al_pa = gid_data->port_id[2];
322 			memset(list[i].fabric_port_name, 0, WWN_SIZE);
323 			list[i].fp_speed = PORT_SPEED_UNKNOWN;
324 
325 			/* Last one exit. */
326 			if (gid_data->control_byte & BIT_7) {
327 				list[i].d_id.b.rsvd_1 = gid_data->control_byte;
328 				break;
329 			}
330 		}
331 
332 		/*
333 		 * If we've used all available slots, then the switch is
334 		 * reporting back more devices than we can handle with this
335 		 * single call.  Return a failed status, and let GA_NXT handle
336 		 * the overload.
337 		 */
338 		if (i == ha->max_fibre_devices)
339 			rval = QLA_FUNCTION_FAILED;
340 	}
341 
342 	return (rval);
343 }
344 
345 /**
346  * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
347  * @ha: HA context
348  * @list: switch info entries to populate
349  *
350  * Returns 0 on success.
351  */
352 int
353 qla2x00_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
354 {
355 	int		rval = QLA_SUCCESS;
356 	uint16_t	i;
357 
358 	ms_iocb_entry_t	*ms_pkt;
359 	struct ct_sns_req	*ct_req;
360 	struct ct_sns_rsp	*ct_rsp;
361 	struct qla_hw_data *ha = vha->hw;
362 	struct ct_arg arg;
363 
364 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
365 		return qla2x00_sns_gpn_id(vha, list);
366 
367 	arg.iocb = ha->ms_iocb;
368 	arg.req_dma = ha->ct_sns_dma;
369 	arg.rsp_dma = ha->ct_sns_dma;
370 	arg.req_size = GPN_ID_REQ_SIZE;
371 	arg.rsp_size = GPN_ID_RSP_SIZE;
372 	arg.nport_handle = NPH_SNS;
373 
374 	for (i = 0; i < ha->max_fibre_devices; i++) {
375 		/* Issue GPN_ID */
376 		/* Prepare common MS IOCB */
377 		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
378 
379 		/* Prepare CT request */
380 		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GPN_ID_CMD,
381 		    GPN_ID_RSP_SIZE);
382 		ct_rsp = &ha->ct_sns->p.rsp;
383 
384 		/* Prepare CT arguments -- port_id */
385 		ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
386 		ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
387 		ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
388 
389 		/* Execute MS IOCB */
390 		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
391 		    sizeof(ms_iocb_entry_t));
392 		if (rval != QLA_SUCCESS) {
393 			/*EMPTY*/
394 			ql_dbg(ql_dbg_disc, vha, 0x2056,
395 			    "GPN_ID issue IOCB failed (%d).\n", rval);
396 			break;
397 		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
398 		    "GPN_ID") != QLA_SUCCESS) {
399 			rval = QLA_FUNCTION_FAILED;
400 			break;
401 		} else {
402 			/* Save portname */
403 			memcpy(list[i].port_name,
404 			    ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
405 		}
406 
407 		/* Last device exit. */
408 		if (list[i].d_id.b.rsvd_1 != 0)
409 			break;
410 	}
411 
412 	return (rval);
413 }
414 
415 /**
416  * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
417  * @ha: HA context
418  * @list: switch info entries to populate
419  *
420  * Returns 0 on success.
421  */
422 int
423 qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
424 {
425 	int		rval = QLA_SUCCESS;
426 	uint16_t	i;
427 	struct qla_hw_data *ha = vha->hw;
428 	ms_iocb_entry_t	*ms_pkt;
429 	struct ct_sns_req	*ct_req;
430 	struct ct_sns_rsp	*ct_rsp;
431 	struct ct_arg arg;
432 
433 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
434 		return qla2x00_sns_gnn_id(vha, list);
435 
436 	arg.iocb = ha->ms_iocb;
437 	arg.req_dma = ha->ct_sns_dma;
438 	arg.rsp_dma = ha->ct_sns_dma;
439 	arg.req_size = GNN_ID_REQ_SIZE;
440 	arg.rsp_size = GNN_ID_RSP_SIZE;
441 	arg.nport_handle = NPH_SNS;
442 
443 	for (i = 0; i < ha->max_fibre_devices; i++) {
444 		/* Issue GNN_ID */
445 		/* Prepare common MS IOCB */
446 		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
447 
448 		/* Prepare CT request */
449 		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GNN_ID_CMD,
450 		    GNN_ID_RSP_SIZE);
451 		ct_rsp = &ha->ct_sns->p.rsp;
452 
453 		/* Prepare CT arguments -- port_id */
454 		ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
455 		ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
456 		ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
457 
458 		/* Execute MS IOCB */
459 		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
460 		    sizeof(ms_iocb_entry_t));
461 		if (rval != QLA_SUCCESS) {
462 			/*EMPTY*/
463 			ql_dbg(ql_dbg_disc, vha, 0x2057,
464 			    "GNN_ID issue IOCB failed (%d).\n", rval);
465 			break;
466 		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
467 		    "GNN_ID") != QLA_SUCCESS) {
468 			rval = QLA_FUNCTION_FAILED;
469 			break;
470 		} else {
471 			/* Save nodename */
472 			memcpy(list[i].node_name,
473 			    ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
474 
475 			ql_dbg(ql_dbg_disc, vha, 0x2058,
476 			    "GID_PT entry - nn %8phN pn %8phN "
477 			    "portid=%02x%02x%02x.\n",
478 			    list[i].node_name, list[i].port_name,
479 			    list[i].d_id.b.domain, list[i].d_id.b.area,
480 			    list[i].d_id.b.al_pa);
481 		}
482 
483 		/* Last device exit. */
484 		if (list[i].d_id.b.rsvd_1 != 0)
485 			break;
486 	}
487 
488 	return (rval);
489 }
490 
491 /**
492  * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
493  * @ha: HA context
494  *
495  * Returns 0 on success.
496  */
497 int
498 qla2x00_rft_id(scsi_qla_host_t *vha)
499 {
500 	int		rval;
501 	struct qla_hw_data *ha = vha->hw;
502 	ms_iocb_entry_t	*ms_pkt;
503 	struct ct_sns_req	*ct_req;
504 	struct ct_sns_rsp	*ct_rsp;
505 	struct ct_arg arg;
506 
507 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
508 		return qla2x00_sns_rft_id(vha);
509 
510 	arg.iocb = ha->ms_iocb;
511 	arg.req_dma = ha->ct_sns_dma;
512 	arg.rsp_dma = ha->ct_sns_dma;
513 	arg.req_size = RFT_ID_REQ_SIZE;
514 	arg.rsp_size = RFT_ID_RSP_SIZE;
515 	arg.nport_handle = NPH_SNS;
516 
517 	/* Issue RFT_ID */
518 	/* Prepare common MS IOCB */
519 	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
520 
521 	/* Prepare CT request */
522 	ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFT_ID_CMD,
523 	    RFT_ID_RSP_SIZE);
524 	ct_rsp = &ha->ct_sns->p.rsp;
525 
526 	/* Prepare CT arguments -- port_id, FC-4 types */
527 	ct_req->req.rft_id.port_id[0] = vha->d_id.b.domain;
528 	ct_req->req.rft_id.port_id[1] = vha->d_id.b.area;
529 	ct_req->req.rft_id.port_id[2] = vha->d_id.b.al_pa;
530 
531 	ct_req->req.rft_id.fc4_types[2] = 0x01;		/* FCP-3 */
532 
533 	/* Execute MS IOCB */
534 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
535 	    sizeof(ms_iocb_entry_t));
536 	if (rval != QLA_SUCCESS) {
537 		/*EMPTY*/
538 		ql_dbg(ql_dbg_disc, vha, 0x2043,
539 		    "RFT_ID issue IOCB failed (%d).\n", rval);
540 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFT_ID") !=
541 	    QLA_SUCCESS) {
542 		rval = QLA_FUNCTION_FAILED;
543 	} else {
544 		ql_dbg(ql_dbg_disc, vha, 0x2044,
545 		    "RFT_ID exiting normally.\n");
546 	}
547 
548 	return (rval);
549 }
550 
551 /**
552  * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
553  * @ha: HA context
554  *
555  * Returns 0 on success.
556  */
557 int
558 qla2x00_rff_id(scsi_qla_host_t *vha)
559 {
560 	int		rval;
561 	struct qla_hw_data *ha = vha->hw;
562 	ms_iocb_entry_t	*ms_pkt;
563 	struct ct_sns_req	*ct_req;
564 	struct ct_sns_rsp	*ct_rsp;
565 	struct ct_arg arg;
566 
567 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
568 		ql_dbg(ql_dbg_disc, vha, 0x2046,
569 		    "RFF_ID call not supported on ISP2100/ISP2200.\n");
570 		return (QLA_SUCCESS);
571 	}
572 
573 	arg.iocb = ha->ms_iocb;
574 	arg.req_dma = ha->ct_sns_dma;
575 	arg.rsp_dma = ha->ct_sns_dma;
576 	arg.req_size = RFF_ID_REQ_SIZE;
577 	arg.rsp_size = RFF_ID_RSP_SIZE;
578 	arg.nport_handle = NPH_SNS;
579 
580 	/* Issue RFF_ID */
581 	/* Prepare common MS IOCB */
582 	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
583 
584 	/* Prepare CT request */
585 	ct_req = qla2x00_prep_ct_req(ha->ct_sns, RFF_ID_CMD,
586 	    RFF_ID_RSP_SIZE);
587 	ct_rsp = &ha->ct_sns->p.rsp;
588 
589 	/* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
590 	ct_req->req.rff_id.port_id[0] = vha->d_id.b.domain;
591 	ct_req->req.rff_id.port_id[1] = vha->d_id.b.area;
592 	ct_req->req.rff_id.port_id[2] = vha->d_id.b.al_pa;
593 
594 	qlt_rff_id(vha, ct_req);
595 
596 	ct_req->req.rff_id.fc4_type = 0x08;		/* SCSI - FCP */
597 
598 	/* Execute MS IOCB */
599 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
600 	    sizeof(ms_iocb_entry_t));
601 	if (rval != QLA_SUCCESS) {
602 		/*EMPTY*/
603 		ql_dbg(ql_dbg_disc, vha, 0x2047,
604 		    "RFF_ID issue IOCB failed (%d).\n", rval);
605 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFF_ID") !=
606 	    QLA_SUCCESS) {
607 		rval = QLA_FUNCTION_FAILED;
608 	} else {
609 		ql_dbg(ql_dbg_disc, vha, 0x2048,
610 		    "RFF_ID exiting normally.\n");
611 	}
612 
613 	return (rval);
614 }
615 
616 /**
617  * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
618  * @ha: HA context
619  *
620  * Returns 0 on success.
621  */
622 int
623 qla2x00_rnn_id(scsi_qla_host_t *vha)
624 {
625 	int		rval;
626 	struct qla_hw_data *ha = vha->hw;
627 	ms_iocb_entry_t	*ms_pkt;
628 	struct ct_sns_req	*ct_req;
629 	struct ct_sns_rsp	*ct_rsp;
630 	struct ct_arg arg;
631 
632 	if (IS_QLA2100(ha) || IS_QLA2200(ha))
633 		return qla2x00_sns_rnn_id(vha);
634 
635 	arg.iocb = ha->ms_iocb;
636 	arg.req_dma = ha->ct_sns_dma;
637 	arg.rsp_dma = ha->ct_sns_dma;
638 	arg.req_size = RNN_ID_REQ_SIZE;
639 	arg.rsp_size = RNN_ID_RSP_SIZE;
640 	arg.nport_handle = NPH_SNS;
641 
642 	/* Issue RNN_ID */
643 	/* Prepare common MS IOCB */
644 	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
645 
646 	/* Prepare CT request */
647 	ct_req = qla2x00_prep_ct_req(ha->ct_sns, RNN_ID_CMD, RNN_ID_RSP_SIZE);
648 	ct_rsp = &ha->ct_sns->p.rsp;
649 
650 	/* Prepare CT arguments -- port_id, node_name */
651 	ct_req->req.rnn_id.port_id[0] = vha->d_id.b.domain;
652 	ct_req->req.rnn_id.port_id[1] = vha->d_id.b.area;
653 	ct_req->req.rnn_id.port_id[2] = vha->d_id.b.al_pa;
654 
655 	memcpy(ct_req->req.rnn_id.node_name, vha->node_name, WWN_SIZE);
656 
657 	/* Execute MS IOCB */
658 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
659 	    sizeof(ms_iocb_entry_t));
660 	if (rval != QLA_SUCCESS) {
661 		/*EMPTY*/
662 		ql_dbg(ql_dbg_disc, vha, 0x204d,
663 		    "RNN_ID issue IOCB failed (%d).\n", rval);
664 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RNN_ID") !=
665 	    QLA_SUCCESS) {
666 		rval = QLA_FUNCTION_FAILED;
667 	} else {
668 		ql_dbg(ql_dbg_disc, vha, 0x204e,
669 		    "RNN_ID exiting normally.\n");
670 	}
671 
672 	return (rval);
673 }
674 
675 void
676 qla2x00_get_sym_node_name(scsi_qla_host_t *vha, uint8_t *snn, size_t size)
677 {
678 	struct qla_hw_data *ha = vha->hw;
679 
680 	if (IS_QLAFX00(ha))
681 		snprintf(snn, size, "%s FW:v%s DVR:v%s", ha->model_number,
682 		    ha->mr.fw_version, qla2x00_version_str);
683 	else
684 		snprintf(snn, size,
685 		    "%s FW:v%d.%02d.%02d DVR:v%s", ha->model_number,
686 		    ha->fw_major_version, ha->fw_minor_version,
687 		    ha->fw_subminor_version, qla2x00_version_str);
688 }
689 
690 /**
691  * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
692  * @ha: HA context
693  *
694  * Returns 0 on success.
695  */
696 int
697 qla2x00_rsnn_nn(scsi_qla_host_t *vha)
698 {
699 	int		rval;
700 	struct qla_hw_data *ha = vha->hw;
701 	ms_iocb_entry_t	*ms_pkt;
702 	struct ct_sns_req	*ct_req;
703 	struct ct_sns_rsp	*ct_rsp;
704 	struct ct_arg arg;
705 
706 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
707 		ql_dbg(ql_dbg_disc, vha, 0x2050,
708 		    "RSNN_ID call unsupported on ISP2100/ISP2200.\n");
709 		return (QLA_SUCCESS);
710 	}
711 
712 	arg.iocb = ha->ms_iocb;
713 	arg.req_dma = ha->ct_sns_dma;
714 	arg.rsp_dma = ha->ct_sns_dma;
715 	arg.req_size = 0;
716 	arg.rsp_size = RSNN_NN_RSP_SIZE;
717 	arg.nport_handle = NPH_SNS;
718 
719 	/* Issue RSNN_NN */
720 	/* Prepare common MS IOCB */
721 	/*   Request size adjusted after CT preparation */
722 	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
723 
724 	/* Prepare CT request */
725 	ct_req = qla2x00_prep_ct_req(ha->ct_sns, RSNN_NN_CMD,
726 	    RSNN_NN_RSP_SIZE);
727 	ct_rsp = &ha->ct_sns->p.rsp;
728 
729 	/* Prepare CT arguments -- node_name, symbolic node_name, size */
730 	memcpy(ct_req->req.rsnn_nn.node_name, vha->node_name, WWN_SIZE);
731 
732 	/* Prepare the Symbolic Node Name */
733 	qla2x00_get_sym_node_name(vha, ct_req->req.rsnn_nn.sym_node_name,
734 	    sizeof(ct_req->req.rsnn_nn.sym_node_name));
735 
736 	/* Calculate SNN length */
737 	ct_req->req.rsnn_nn.name_len =
738 	    (uint8_t)strlen(ct_req->req.rsnn_nn.sym_node_name);
739 
740 	/* Update MS IOCB request */
741 	ms_pkt->req_bytecount =
742 	    cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
743 	ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
744 
745 	/* Execute MS IOCB */
746 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
747 	    sizeof(ms_iocb_entry_t));
748 	if (rval != QLA_SUCCESS) {
749 		/*EMPTY*/
750 		ql_dbg(ql_dbg_disc, vha, 0x2051,
751 		    "RSNN_NN issue IOCB failed (%d).\n", rval);
752 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RSNN_NN") !=
753 	    QLA_SUCCESS) {
754 		rval = QLA_FUNCTION_FAILED;
755 	} else {
756 		ql_dbg(ql_dbg_disc, vha, 0x2052,
757 		    "RSNN_NN exiting normally.\n");
758 	}
759 
760 	return (rval);
761 }
762 
763 /**
764  * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
765  * @ha: HA context
766  * @cmd: GS command
767  * @scmd_len: Subcommand length
768  * @data_size: response size in bytes
769  *
770  * Returns a pointer to the @ha's sns_cmd.
771  */
772 static inline struct sns_cmd_pkt *
773 qla2x00_prep_sns_cmd(scsi_qla_host_t *vha, uint16_t cmd, uint16_t scmd_len,
774     uint16_t data_size)
775 {
776 	uint16_t		wc;
777 	struct sns_cmd_pkt	*sns_cmd;
778 	struct qla_hw_data *ha = vha->hw;
779 
780 	sns_cmd = ha->sns_cmd;
781 	memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
782 	wc = data_size / 2;			/* Size in 16bit words. */
783 	sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
784 	sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
785 	sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
786 	sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
787 	sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
788 	wc = (data_size - 16) / 4;		/* Size in 32bit words. */
789 	sns_cmd->p.cmd.size = cpu_to_le16(wc);
790 
791 	vha->qla_stats.control_requests++;
792 
793 	return (sns_cmd);
794 }
795 
796 /**
797  * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
798  * @ha: HA context
799  * @fcport: fcport entry to updated
800  *
801  * This command uses the old Exectute SNS Command mailbox routine.
802  *
803  * Returns 0 on success.
804  */
805 static int
806 qla2x00_sns_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
807 {
808 	int		rval = QLA_SUCCESS;
809 	struct qla_hw_data *ha = vha->hw;
810 	struct sns_cmd_pkt	*sns_cmd;
811 
812 	/* Issue GA_NXT. */
813 	/* Prepare SNS command request. */
814 	sns_cmd = qla2x00_prep_sns_cmd(vha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
815 	    GA_NXT_SNS_DATA_SIZE);
816 
817 	/* Prepare SNS command arguments -- port_id. */
818 	sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
819 	sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
820 	sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
821 
822 	/* Execute SNS command. */
823 	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
824 	    sizeof(struct sns_cmd_pkt));
825 	if (rval != QLA_SUCCESS) {
826 		/*EMPTY*/
827 		ql_dbg(ql_dbg_disc, vha, 0x205f,
828 		    "GA_NXT Send SNS failed (%d).\n", rval);
829 	} else if (sns_cmd->p.gan_data[8] != 0x80 ||
830 	    sns_cmd->p.gan_data[9] != 0x02) {
831 		ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2084,
832 		    "GA_NXT failed, rejected request ga_nxt_rsp:\n");
833 		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2074,
834 		    sns_cmd->p.gan_data, 16);
835 		rval = QLA_FUNCTION_FAILED;
836 	} else {
837 		/* Populate fc_port_t entry. */
838 		fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
839 		fcport->d_id.b.area = sns_cmd->p.gan_data[18];
840 		fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
841 
842 		memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
843 		memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
844 
845 		if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
846 		    sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
847 			fcport->d_id.b.domain = 0xf0;
848 
849 		ql_dbg(ql_dbg_disc, vha, 0x2061,
850 		    "GA_NXT entry - nn %8phN pn %8phN "
851 		    "port_id=%02x%02x%02x.\n",
852 		    fcport->node_name, fcport->port_name,
853 		    fcport->d_id.b.domain, fcport->d_id.b.area,
854 		    fcport->d_id.b.al_pa);
855 	}
856 
857 	return (rval);
858 }
859 
860 /**
861  * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
862  * @ha: HA context
863  * @list: switch info entries to populate
864  *
865  * This command uses the old Exectute SNS Command mailbox routine.
866  *
867  * NOTE: Non-Nx_Ports are not requested.
868  *
869  * Returns 0 on success.
870  */
871 static int
872 qla2x00_sns_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
873 {
874 	int		rval;
875 	struct qla_hw_data *ha = vha->hw;
876 	uint16_t	i;
877 	uint8_t		*entry;
878 	struct sns_cmd_pkt	*sns_cmd;
879 	uint16_t gid_pt_sns_data_size;
880 
881 	gid_pt_sns_data_size = qla2x00_gid_pt_rsp_size(vha);
882 
883 	/* Issue GID_PT. */
884 	/* Prepare SNS command request. */
885 	sns_cmd = qla2x00_prep_sns_cmd(vha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
886 	    gid_pt_sns_data_size);
887 
888 	/* Prepare SNS command arguments -- port_type. */
889 	sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
890 
891 	/* Execute SNS command. */
892 	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
893 	    sizeof(struct sns_cmd_pkt));
894 	if (rval != QLA_SUCCESS) {
895 		/*EMPTY*/
896 		ql_dbg(ql_dbg_disc, vha, 0x206d,
897 		    "GID_PT Send SNS failed (%d).\n", rval);
898 	} else if (sns_cmd->p.gid_data[8] != 0x80 ||
899 	    sns_cmd->p.gid_data[9] != 0x02) {
900 		ql_dbg(ql_dbg_disc, vha, 0x202f,
901 		    "GID_PT failed, rejected request, gid_rsp:\n");
902 		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2081,
903 		    sns_cmd->p.gid_data, 16);
904 		rval = QLA_FUNCTION_FAILED;
905 	} else {
906 		/* Set port IDs in switch info list. */
907 		for (i = 0; i < ha->max_fibre_devices; i++) {
908 			entry = &sns_cmd->p.gid_data[(i * 4) + 16];
909 			list[i].d_id.b.domain = entry[1];
910 			list[i].d_id.b.area = entry[2];
911 			list[i].d_id.b.al_pa = entry[3];
912 
913 			/* Last one exit. */
914 			if (entry[0] & BIT_7) {
915 				list[i].d_id.b.rsvd_1 = entry[0];
916 				break;
917 			}
918 		}
919 
920 		/*
921 		 * If we've used all available slots, then the switch is
922 		 * reporting back more devices that we can handle with this
923 		 * single call.  Return a failed status, and let GA_NXT handle
924 		 * the overload.
925 		 */
926 		if (i == ha->max_fibre_devices)
927 			rval = QLA_FUNCTION_FAILED;
928 	}
929 
930 	return (rval);
931 }
932 
933 /**
934  * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
935  * @ha: HA context
936  * @list: switch info entries to populate
937  *
938  * This command uses the old Exectute SNS Command mailbox routine.
939  *
940  * Returns 0 on success.
941  */
942 static int
943 qla2x00_sns_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
944 {
945 	int		rval = QLA_SUCCESS;
946 	struct qla_hw_data *ha = vha->hw;
947 	uint16_t	i;
948 	struct sns_cmd_pkt	*sns_cmd;
949 
950 	for (i = 0; i < ha->max_fibre_devices; i++) {
951 		/* Issue GPN_ID */
952 		/* Prepare SNS command request. */
953 		sns_cmd = qla2x00_prep_sns_cmd(vha, GPN_ID_CMD,
954 		    GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
955 
956 		/* Prepare SNS command arguments -- port_id. */
957 		sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
958 		sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
959 		sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
960 
961 		/* Execute SNS command. */
962 		rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
963 		    GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
964 		if (rval != QLA_SUCCESS) {
965 			/*EMPTY*/
966 			ql_dbg(ql_dbg_disc, vha, 0x2032,
967 			    "GPN_ID Send SNS failed (%d).\n", rval);
968 		} else if (sns_cmd->p.gpn_data[8] != 0x80 ||
969 		    sns_cmd->p.gpn_data[9] != 0x02) {
970 			ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207e,
971 			    "GPN_ID failed, rejected request, gpn_rsp:\n");
972 			ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207f,
973 			    sns_cmd->p.gpn_data, 16);
974 			rval = QLA_FUNCTION_FAILED;
975 		} else {
976 			/* Save portname */
977 			memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
978 			    WWN_SIZE);
979 		}
980 
981 		/* Last device exit. */
982 		if (list[i].d_id.b.rsvd_1 != 0)
983 			break;
984 	}
985 
986 	return (rval);
987 }
988 
989 /**
990  * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
991  * @ha: HA context
992  * @list: switch info entries to populate
993  *
994  * This command uses the old Exectute SNS Command mailbox routine.
995  *
996  * Returns 0 on success.
997  */
998 static int
999 qla2x00_sns_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
1000 {
1001 	int		rval = QLA_SUCCESS;
1002 	struct qla_hw_data *ha = vha->hw;
1003 	uint16_t	i;
1004 	struct sns_cmd_pkt	*sns_cmd;
1005 
1006 	for (i = 0; i < ha->max_fibre_devices; i++) {
1007 		/* Issue GNN_ID */
1008 		/* Prepare SNS command request. */
1009 		sns_cmd = qla2x00_prep_sns_cmd(vha, GNN_ID_CMD,
1010 		    GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
1011 
1012 		/* Prepare SNS command arguments -- port_id. */
1013 		sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
1014 		sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
1015 		sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
1016 
1017 		/* Execute SNS command. */
1018 		rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
1019 		    GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
1020 		if (rval != QLA_SUCCESS) {
1021 			/*EMPTY*/
1022 			ql_dbg(ql_dbg_disc, vha, 0x203f,
1023 			    "GNN_ID Send SNS failed (%d).\n", rval);
1024 		} else if (sns_cmd->p.gnn_data[8] != 0x80 ||
1025 		    sns_cmd->p.gnn_data[9] != 0x02) {
1026 			ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2082,
1027 			    "GNN_ID failed, rejected request, gnn_rsp:\n");
1028 			ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207a,
1029 			    sns_cmd->p.gnn_data, 16);
1030 			rval = QLA_FUNCTION_FAILED;
1031 		} else {
1032 			/* Save nodename */
1033 			memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
1034 			    WWN_SIZE);
1035 
1036 			ql_dbg(ql_dbg_disc, vha, 0x206e,
1037 			    "GID_PT entry - nn %8phN pn %8phN "
1038 			    "port_id=%02x%02x%02x.\n",
1039 			    list[i].node_name, list[i].port_name,
1040 			    list[i].d_id.b.domain, list[i].d_id.b.area,
1041 			    list[i].d_id.b.al_pa);
1042 		}
1043 
1044 		/* Last device exit. */
1045 		if (list[i].d_id.b.rsvd_1 != 0)
1046 			break;
1047 	}
1048 
1049 	return (rval);
1050 }
1051 
1052 /**
1053  * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
1054  * @ha: HA context
1055  *
1056  * This command uses the old Exectute SNS Command mailbox routine.
1057  *
1058  * Returns 0 on success.
1059  */
1060 static int
1061 qla2x00_sns_rft_id(scsi_qla_host_t *vha)
1062 {
1063 	int		rval;
1064 	struct qla_hw_data *ha = vha->hw;
1065 	struct sns_cmd_pkt	*sns_cmd;
1066 
1067 	/* Issue RFT_ID. */
1068 	/* Prepare SNS command request. */
1069 	sns_cmd = qla2x00_prep_sns_cmd(vha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1070 	    RFT_ID_SNS_DATA_SIZE);
1071 
1072 	/* Prepare SNS command arguments -- port_id, FC-4 types */
1073 	sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1074 	sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1075 	sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1076 
1077 	sns_cmd->p.cmd.param[5] = 0x01;			/* FCP-3 */
1078 
1079 	/* Execute SNS command. */
1080 	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1081 	    sizeof(struct sns_cmd_pkt));
1082 	if (rval != QLA_SUCCESS) {
1083 		/*EMPTY*/
1084 		ql_dbg(ql_dbg_disc, vha, 0x2060,
1085 		    "RFT_ID Send SNS failed (%d).\n", rval);
1086 	} else if (sns_cmd->p.rft_data[8] != 0x80 ||
1087 	    sns_cmd->p.rft_data[9] != 0x02) {
1088 		ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2083,
1089 		    "RFT_ID failed, rejected request rft_rsp:\n");
1090 		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2080,
1091 		    sns_cmd->p.rft_data, 16);
1092 		rval = QLA_FUNCTION_FAILED;
1093 	} else {
1094 		ql_dbg(ql_dbg_disc, vha, 0x2073,
1095 		    "RFT_ID exiting normally.\n");
1096 	}
1097 
1098 	return (rval);
1099 }
1100 
1101 /**
1102  * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1103  * HBA.
1104  * @ha: HA context
1105  *
1106  * This command uses the old Exectute SNS Command mailbox routine.
1107  *
1108  * Returns 0 on success.
1109  */
1110 static int
1111 qla2x00_sns_rnn_id(scsi_qla_host_t *vha)
1112 {
1113 	int		rval;
1114 	struct qla_hw_data *ha = vha->hw;
1115 	struct sns_cmd_pkt	*sns_cmd;
1116 
1117 	/* Issue RNN_ID. */
1118 	/* Prepare SNS command request. */
1119 	sns_cmd = qla2x00_prep_sns_cmd(vha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1120 	    RNN_ID_SNS_DATA_SIZE);
1121 
1122 	/* Prepare SNS command arguments -- port_id, nodename. */
1123 	sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1124 	sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1125 	sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1126 
1127 	sns_cmd->p.cmd.param[4] = vha->node_name[7];
1128 	sns_cmd->p.cmd.param[5] = vha->node_name[6];
1129 	sns_cmd->p.cmd.param[6] = vha->node_name[5];
1130 	sns_cmd->p.cmd.param[7] = vha->node_name[4];
1131 	sns_cmd->p.cmd.param[8] = vha->node_name[3];
1132 	sns_cmd->p.cmd.param[9] = vha->node_name[2];
1133 	sns_cmd->p.cmd.param[10] = vha->node_name[1];
1134 	sns_cmd->p.cmd.param[11] = vha->node_name[0];
1135 
1136 	/* Execute SNS command. */
1137 	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1138 	    sizeof(struct sns_cmd_pkt));
1139 	if (rval != QLA_SUCCESS) {
1140 		/*EMPTY*/
1141 		ql_dbg(ql_dbg_disc, vha, 0x204a,
1142 		    "RNN_ID Send SNS failed (%d).\n", rval);
1143 	} else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1144 	    sns_cmd->p.rnn_data[9] != 0x02) {
1145 		ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207b,
1146 		    "RNN_ID failed, rejected request, rnn_rsp:\n");
1147 		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207c,
1148 		    sns_cmd->p.rnn_data, 16);
1149 		rval = QLA_FUNCTION_FAILED;
1150 	} else {
1151 		ql_dbg(ql_dbg_disc, vha, 0x204c,
1152 		    "RNN_ID exiting normally.\n");
1153 	}
1154 
1155 	return (rval);
1156 }
1157 
1158 /**
1159  * qla2x00_mgmt_svr_login() - Login to fabric Management Service.
1160  * @ha: HA context
1161  *
1162  * Returns 0 on success.
1163  */
1164 int
1165 qla2x00_mgmt_svr_login(scsi_qla_host_t *vha)
1166 {
1167 	int ret, rval;
1168 	uint16_t mb[MAILBOX_REGISTER_COUNT];
1169 	struct qla_hw_data *ha = vha->hw;
1170 	ret = QLA_SUCCESS;
1171 	if (vha->flags.management_server_logged_in)
1172 		return ret;
1173 
1174 	rval = ha->isp_ops->fabric_login(vha, vha->mgmt_svr_loop_id, 0xff, 0xff,
1175 	    0xfa, mb, BIT_1);
1176 	if (rval != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
1177 		if (rval == QLA_MEMORY_ALLOC_FAILED)
1178 			ql_dbg(ql_dbg_disc, vha, 0x2085,
1179 			    "Failed management_server login: loopid=%x "
1180 			    "rval=%d\n", vha->mgmt_svr_loop_id, rval);
1181 		else
1182 			ql_dbg(ql_dbg_disc, vha, 0x2024,
1183 			    "Failed management_server login: loopid=%x "
1184 			    "mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x.\n",
1185 			    vha->mgmt_svr_loop_id, mb[0], mb[1], mb[2], mb[6],
1186 			    mb[7]);
1187 		ret = QLA_FUNCTION_FAILED;
1188 	} else
1189 		vha->flags.management_server_logged_in = 1;
1190 
1191 	return ret;
1192 }
1193 
1194 /**
1195  * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1196  * @ha: HA context
1197  * @req_size: request size in bytes
1198  * @rsp_size: response size in bytes
1199  *
1200  * Returns a pointer to the @ha's ms_iocb.
1201  */
1202 void *
1203 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1204     uint32_t rsp_size)
1205 {
1206 	ms_iocb_entry_t *ms_pkt;
1207 	struct qla_hw_data *ha = vha->hw;
1208 	ms_pkt = ha->ms_iocb;
1209 	memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1210 
1211 	ms_pkt->entry_type = MS_IOCB_TYPE;
1212 	ms_pkt->entry_count = 1;
1213 	SET_TARGET_ID(ha, ms_pkt->loop_id, vha->mgmt_svr_loop_id);
1214 	ms_pkt->control_flags = cpu_to_le16(CF_READ | CF_HEAD_TAG);
1215 	ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1216 	ms_pkt->cmd_dsd_count = cpu_to_le16(1);
1217 	ms_pkt->total_dsd_count = cpu_to_le16(2);
1218 	ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1219 	ms_pkt->req_bytecount = cpu_to_le32(req_size);
1220 
1221 	ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1222 	ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1223 	ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1224 
1225 	ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1226 	ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1227 	ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1228 
1229 	return ms_pkt;
1230 }
1231 
1232 /**
1233  * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1234  * @ha: HA context
1235  * @req_size: request size in bytes
1236  * @rsp_size: response size in bytes
1237  *
1238  * Returns a pointer to the @ha's ms_iocb.
1239  */
1240 void *
1241 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1242     uint32_t rsp_size)
1243 {
1244 	struct ct_entry_24xx *ct_pkt;
1245 	struct qla_hw_data *ha = vha->hw;
1246 
1247 	ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1248 	memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1249 
1250 	ct_pkt->entry_type = CT_IOCB_TYPE;
1251 	ct_pkt->entry_count = 1;
1252 	ct_pkt->nport_handle = cpu_to_le16(vha->mgmt_svr_loop_id);
1253 	ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1254 	ct_pkt->cmd_dsd_count = cpu_to_le16(1);
1255 	ct_pkt->rsp_dsd_count = cpu_to_le16(1);
1256 	ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1257 	ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1258 
1259 	ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1260 	ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1261 	ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1262 
1263 	ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1264 	ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1265 	ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1266 	ct_pkt->vp_index = vha->vp_idx;
1267 
1268 	return ct_pkt;
1269 }
1270 
1271 static inline ms_iocb_entry_t *
1272 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size)
1273 {
1274 	struct qla_hw_data *ha = vha->hw;
1275 	ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1276 	struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1277 
1278 	if (IS_FWI2_CAPABLE(ha)) {
1279 		ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1280 		ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1281 	} else {
1282 		ms_pkt->req_bytecount = cpu_to_le32(req_size);
1283 		ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1284 	}
1285 
1286 	return ms_pkt;
1287 }
1288 
1289 /**
1290  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1291  * @ct_req: CT request buffer
1292  * @cmd: GS command
1293  * @rsp_size: response size in bytes
1294  *
1295  * Returns a pointer to the intitialized @ct_req.
1296  */
1297 static inline struct ct_sns_req *
1298 qla2x00_prep_ct_fdmi_req(struct ct_sns_pkt *p, uint16_t cmd,
1299     uint16_t rsp_size)
1300 {
1301 	memset(p, 0, sizeof(struct ct_sns_pkt));
1302 
1303 	p->p.req.header.revision = 0x01;
1304 	p->p.req.header.gs_type = 0xFA;
1305 	p->p.req.header.gs_subtype = 0x10;
1306 	p->p.req.command = cpu_to_be16(cmd);
1307 	p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1308 
1309 	return &p->p.req;
1310 }
1311 
1312 /**
1313  * qla2x00_fdmi_rhba() -
1314  * @ha: HA context
1315  *
1316  * Returns 0 on success.
1317  */
1318 static int
1319 qla2x00_fdmi_rhba(scsi_qla_host_t *vha)
1320 {
1321 	int rval, alen;
1322 	uint32_t size, sn;
1323 
1324 	ms_iocb_entry_t *ms_pkt;
1325 	struct ct_sns_req *ct_req;
1326 	struct ct_sns_rsp *ct_rsp;
1327 	void *entries;
1328 	struct ct_fdmi_hba_attr *eiter;
1329 	struct qla_hw_data *ha = vha->hw;
1330 
1331 	/* Issue RHBA */
1332 	/* Prepare common MS IOCB */
1333 	/*   Request size adjusted after CT preparation */
1334 	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RHBA_RSP_SIZE);
1335 
1336 	/* Prepare CT request */
1337 	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RHBA_CMD, RHBA_RSP_SIZE);
1338 	ct_rsp = &ha->ct_sns->p.rsp;
1339 
1340 	/* Prepare FDMI command arguments -- attribute block, attributes. */
1341 	memcpy(ct_req->req.rhba.hba_identifier, vha->port_name, WWN_SIZE);
1342 	ct_req->req.rhba.entry_count = cpu_to_be32(1);
1343 	memcpy(ct_req->req.rhba.port_name, vha->port_name, WWN_SIZE);
1344 	size = 2 * WWN_SIZE + 4 + 4;
1345 
1346 	/* Attributes */
1347 	ct_req->req.rhba.attrs.count =
1348 	    cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1349 	entries = ct_req->req.rhba.hba_identifier;
1350 
1351 	/* Nodename. */
1352 	eiter = entries + size;
1353 	eiter->type = cpu_to_be16(FDMI_HBA_NODE_NAME);
1354 	eiter->len = cpu_to_be16(4 + WWN_SIZE);
1355 	memcpy(eiter->a.node_name, vha->node_name, WWN_SIZE);
1356 	size += 4 + WWN_SIZE;
1357 
1358 	ql_dbg(ql_dbg_disc, vha, 0x2025,
1359 	    "NodeName = %8phN.\n", eiter->a.node_name);
1360 
1361 	/* Manufacturer. */
1362 	eiter = entries + size;
1363 	eiter->type = cpu_to_be16(FDMI_HBA_MANUFACTURER);
1364 	alen = strlen(QLA2XXX_MANUFACTURER);
1365 	snprintf(eiter->a.manufacturer, sizeof(eiter->a.manufacturer),
1366 	    "%s", "QLogic Corporation");
1367 	alen += 4 - (alen & 3);
1368 	eiter->len = cpu_to_be16(4 + alen);
1369 	size += 4 + alen;
1370 
1371 	ql_dbg(ql_dbg_disc, vha, 0x2026,
1372 	    "Manufacturer = %s.\n", eiter->a.manufacturer);
1373 
1374 	/* Serial number. */
1375 	eiter = entries + size;
1376 	eiter->type = cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1377 	if (IS_FWI2_CAPABLE(ha))
1378 		qla2xxx_get_vpd_field(vha, "SN", eiter->a.serial_num,
1379 		    sizeof(eiter->a.serial_num));
1380 	else {
1381 		sn = ((ha->serial0 & 0x1f) << 16) |
1382 			(ha->serial2 << 8) | ha->serial1;
1383 		snprintf(eiter->a.serial_num, sizeof(eiter->a.serial_num),
1384 		    "%c%05d", 'A' + sn / 100000, sn % 100000);
1385 	}
1386 	alen = strlen(eiter->a.serial_num);
1387 	alen += 4 - (alen & 3);
1388 	eiter->len = cpu_to_be16(4 + alen);
1389 	size += 4 + alen;
1390 
1391 	ql_dbg(ql_dbg_disc, vha, 0x2027,
1392 	    "Serial no. = %s.\n", eiter->a.serial_num);
1393 
1394 	/* Model name. */
1395 	eiter = entries + size;
1396 	eiter->type = cpu_to_be16(FDMI_HBA_MODEL);
1397 	snprintf(eiter->a.model, sizeof(eiter->a.model),
1398 	    "%s", ha->model_number);
1399 	alen = strlen(eiter->a.model);
1400 	alen += 4 - (alen & 3);
1401 	eiter->len = cpu_to_be16(4 + alen);
1402 	size += 4 + alen;
1403 
1404 	ql_dbg(ql_dbg_disc, vha, 0x2028,
1405 	    "Model Name = %s.\n", eiter->a.model);
1406 
1407 	/* Model description. */
1408 	eiter = entries + size;
1409 	eiter->type = cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1410 	snprintf(eiter->a.model_desc, sizeof(eiter->a.model_desc),
1411 	    "%s", ha->model_desc);
1412 	alen = strlen(eiter->a.model_desc);
1413 	alen += 4 - (alen & 3);
1414 	eiter->len = cpu_to_be16(4 + alen);
1415 	size += 4 + alen;
1416 
1417 	ql_dbg(ql_dbg_disc, vha, 0x2029,
1418 	    "Model Desc = %s.\n", eiter->a.model_desc);
1419 
1420 	/* Hardware version. */
1421 	eiter = entries + size;
1422 	eiter->type = cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1423 	if (!IS_FWI2_CAPABLE(ha)) {
1424 		snprintf(eiter->a.hw_version, sizeof(eiter->a.hw_version),
1425 		    "HW:%s", ha->adapter_id);
1426 	} else if (qla2xxx_get_vpd_field(vha, "MN", eiter->a.hw_version,
1427 		    sizeof(eiter->a.hw_version))) {
1428 		;
1429 	} else if (qla2xxx_get_vpd_field(vha, "EC", eiter->a.hw_version,
1430 		    sizeof(eiter->a.hw_version))) {
1431 		;
1432 	} else {
1433 		snprintf(eiter->a.hw_version, sizeof(eiter->a.hw_version),
1434 		    "HW:%s", ha->adapter_id);
1435 	}
1436 	alen = strlen(eiter->a.hw_version);
1437 	alen += 4 - (alen & 3);
1438 	eiter->len = cpu_to_be16(4 + alen);
1439 	size += 4 + alen;
1440 
1441 	ql_dbg(ql_dbg_disc, vha, 0x202a,
1442 	    "Hardware ver = %s.\n", eiter->a.hw_version);
1443 
1444 	/* Driver version. */
1445 	eiter = entries + size;
1446 	eiter->type = cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1447 	snprintf(eiter->a.driver_version, sizeof(eiter->a.driver_version),
1448 	    "%s", qla2x00_version_str);
1449 	alen = strlen(eiter->a.driver_version);
1450 	alen += 4 - (alen & 3);
1451 	eiter->len = cpu_to_be16(4 + alen);
1452 	size += 4 + alen;
1453 
1454 	ql_dbg(ql_dbg_disc, vha, 0x202b,
1455 	    "Driver ver = %s.\n", eiter->a.driver_version);
1456 
1457 	/* Option ROM version. */
1458 	eiter = entries + size;
1459 	eiter->type = cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1460 	snprintf(eiter->a.orom_version, sizeof(eiter->a.orom_version),
1461 	    "%d.%02d", ha->bios_revision[1], ha->bios_revision[0]);
1462 	alen = strlen(eiter->a.orom_version);
1463 	alen += 4 - (alen & 3);
1464 	eiter->len = cpu_to_be16(4 + alen);
1465 	size += 4 + alen;
1466 
1467 	ql_dbg(ql_dbg_disc, vha , 0x202c,
1468 	    "Optrom vers = %s.\n", eiter->a.orom_version);
1469 
1470 	/* Firmware version */
1471 	eiter = entries + size;
1472 	eiter->type = cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1473 	ha->isp_ops->fw_version_str(vha, eiter->a.fw_version,
1474 	    sizeof(eiter->a.fw_version));
1475 	alen = strlen(eiter->a.fw_version);
1476 	alen += 4 - (alen & 3);
1477 	eiter->len = cpu_to_be16(4 + alen);
1478 	size += 4 + alen;
1479 
1480 	ql_dbg(ql_dbg_disc, vha, 0x202d,
1481 	    "Firmware vers = %s.\n", eiter->a.fw_version);
1482 
1483 	/* Update MS request size. */
1484 	qla2x00_update_ms_fdmi_iocb(vha, size + 16);
1485 
1486 	ql_dbg(ql_dbg_disc, vha, 0x202e,
1487 	    "RHBA identifier = %8phN size=%d.\n",
1488 	    ct_req->req.rhba.hba_identifier, size);
1489 	ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2076,
1490 	    entries, size);
1491 
1492 	/* Execute MS IOCB */
1493 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1494 	    sizeof(ms_iocb_entry_t));
1495 	if (rval != QLA_SUCCESS) {
1496 		/*EMPTY*/
1497 		ql_dbg(ql_dbg_disc, vha, 0x2030,
1498 		    "RHBA issue IOCB failed (%d).\n", rval);
1499 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RHBA") !=
1500 	    QLA_SUCCESS) {
1501 		rval = QLA_FUNCTION_FAILED;
1502 		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1503 		    ct_rsp->header.explanation_code ==
1504 		    CT_EXPL_ALREADY_REGISTERED) {
1505 			ql_dbg(ql_dbg_disc, vha, 0x2034,
1506 			    "HBA already registered.\n");
1507 			rval = QLA_ALREADY_REGISTERED;
1508 		} else {
1509 			ql_dbg(ql_dbg_disc, vha, 0x20ad,
1510 			    "RHBA FDMI registration failed, CT Reason code: 0x%x, CT Explanation 0x%x\n",
1511 			    ct_rsp->header.reason_code,
1512 			    ct_rsp->header.explanation_code);
1513 		}
1514 	} else {
1515 		ql_dbg(ql_dbg_disc, vha, 0x2035,
1516 		    "RHBA exiting normally.\n");
1517 	}
1518 
1519 	return rval;
1520 }
1521 
1522 /**
1523  * qla2x00_fdmi_rpa() -
1524  * @ha: HA context
1525  *
1526  * Returns 0 on success.
1527  */
1528 static int
1529 qla2x00_fdmi_rpa(scsi_qla_host_t *vha)
1530 {
1531 	int rval, alen;
1532 	uint32_t size;
1533 	struct qla_hw_data *ha = vha->hw;
1534 	ms_iocb_entry_t *ms_pkt;
1535 	struct ct_sns_req *ct_req;
1536 	struct ct_sns_rsp *ct_rsp;
1537 	void *entries;
1538 	struct ct_fdmi_port_attr *eiter;
1539 	struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1540 	struct new_utsname *p_sysid = NULL;
1541 
1542 	/* Issue RPA */
1543 	/* Prepare common MS IOCB */
1544 	/*   Request size adjusted after CT preparation */
1545 	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RPA_RSP_SIZE);
1546 
1547 	/* Prepare CT request */
1548 	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RPA_CMD,
1549 	    RPA_RSP_SIZE);
1550 	ct_rsp = &ha->ct_sns->p.rsp;
1551 
1552 	/* Prepare FDMI command arguments -- attribute block, attributes. */
1553 	memcpy(ct_req->req.rpa.port_name, vha->port_name, WWN_SIZE);
1554 	size = WWN_SIZE + 4;
1555 
1556 	/* Attributes */
1557 	ct_req->req.rpa.attrs.count = cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1558 	entries = ct_req->req.rpa.port_name;
1559 
1560 	/* FC4 types. */
1561 	eiter = entries + size;
1562 	eiter->type = cpu_to_be16(FDMI_PORT_FC4_TYPES);
1563 	eiter->len = cpu_to_be16(4 + 32);
1564 	eiter->a.fc4_types[2] = 0x01;
1565 	size += 4 + 32;
1566 
1567 	ql_dbg(ql_dbg_disc, vha, 0x2039,
1568 	    "FC4_TYPES=%02x %02x.\n",
1569 	    eiter->a.fc4_types[2],
1570 	    eiter->a.fc4_types[1]);
1571 
1572 	/* Supported speed. */
1573 	eiter = entries + size;
1574 	eiter->type = cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1575 	eiter->len = cpu_to_be16(4 + 4);
1576 	if (IS_CNA_CAPABLE(ha))
1577 		eiter->a.sup_speed = cpu_to_be32(
1578 		    FDMI_PORT_SPEED_10GB);
1579 	else if (IS_QLA27XX(ha))
1580 		eiter->a.sup_speed = cpu_to_be32(
1581 		    FDMI_PORT_SPEED_32GB|
1582 		    FDMI_PORT_SPEED_16GB|
1583 		    FDMI_PORT_SPEED_8GB);
1584 	else if (IS_QLA2031(ha))
1585 		eiter->a.sup_speed = cpu_to_be32(
1586 		    FDMI_PORT_SPEED_16GB|
1587 		    FDMI_PORT_SPEED_8GB|
1588 		    FDMI_PORT_SPEED_4GB);
1589 	else if (IS_QLA25XX(ha))
1590 		eiter->a.sup_speed = cpu_to_be32(
1591 		    FDMI_PORT_SPEED_8GB|
1592 		    FDMI_PORT_SPEED_4GB|
1593 		    FDMI_PORT_SPEED_2GB|
1594 		    FDMI_PORT_SPEED_1GB);
1595 	else if (IS_QLA24XX_TYPE(ha))
1596 		eiter->a.sup_speed = cpu_to_be32(
1597 		    FDMI_PORT_SPEED_4GB|
1598 		    FDMI_PORT_SPEED_2GB|
1599 		    FDMI_PORT_SPEED_1GB);
1600 	else if (IS_QLA23XX(ha))
1601 		eiter->a.sup_speed = cpu_to_be32(
1602 		    FDMI_PORT_SPEED_2GB|
1603 		    FDMI_PORT_SPEED_1GB);
1604 	else
1605 		eiter->a.sup_speed = cpu_to_be32(
1606 		    FDMI_PORT_SPEED_1GB);
1607 	size += 4 + 4;
1608 
1609 	ql_dbg(ql_dbg_disc, vha, 0x203a,
1610 	    "Supported_Speed=%x.\n", eiter->a.sup_speed);
1611 
1612 	/* Current speed. */
1613 	eiter = entries + size;
1614 	eiter->type = cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1615 	eiter->len = cpu_to_be16(4 + 4);
1616 	switch (ha->link_data_rate) {
1617 	case PORT_SPEED_1GB:
1618 		eiter->a.cur_speed =
1619 		    cpu_to_be32(FDMI_PORT_SPEED_1GB);
1620 		break;
1621 	case PORT_SPEED_2GB:
1622 		eiter->a.cur_speed =
1623 		    cpu_to_be32(FDMI_PORT_SPEED_2GB);
1624 		break;
1625 	case PORT_SPEED_4GB:
1626 		eiter->a.cur_speed =
1627 		    cpu_to_be32(FDMI_PORT_SPEED_4GB);
1628 		break;
1629 	case PORT_SPEED_8GB:
1630 		eiter->a.cur_speed =
1631 		    cpu_to_be32(FDMI_PORT_SPEED_8GB);
1632 		break;
1633 	case PORT_SPEED_10GB:
1634 		eiter->a.cur_speed =
1635 		    cpu_to_be32(FDMI_PORT_SPEED_10GB);
1636 		break;
1637 	case PORT_SPEED_16GB:
1638 		eiter->a.cur_speed =
1639 		    cpu_to_be32(FDMI_PORT_SPEED_16GB);
1640 		break;
1641 	case PORT_SPEED_32GB:
1642 		eiter->a.cur_speed =
1643 		    cpu_to_be32(FDMI_PORT_SPEED_32GB);
1644 		break;
1645 	default:
1646 		eiter->a.cur_speed =
1647 		    cpu_to_be32(FDMI_PORT_SPEED_UNKNOWN);
1648 		break;
1649 	}
1650 	size += 4 + 4;
1651 
1652 	ql_dbg(ql_dbg_disc, vha, 0x203b,
1653 	    "Current_Speed=%x.\n", eiter->a.cur_speed);
1654 
1655 	/* Max frame size. */
1656 	eiter = entries + size;
1657 	eiter->type = cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1658 	eiter->len = cpu_to_be16(4 + 4);
1659 	eiter->a.max_frame_size = IS_FWI2_CAPABLE(ha) ?
1660 	    le16_to_cpu(icb24->frame_payload_size) :
1661 	    le16_to_cpu(ha->init_cb->frame_payload_size);
1662 	eiter->a.max_frame_size = cpu_to_be32(eiter->a.max_frame_size);
1663 	size += 4 + 4;
1664 
1665 	ql_dbg(ql_dbg_disc, vha, 0x203c,
1666 	    "Max_Frame_Size=%x.\n", eiter->a.max_frame_size);
1667 
1668 	/* OS device name. */
1669 	eiter = entries + size;
1670 	eiter->type = cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1671 	snprintf(eiter->a.os_dev_name, sizeof(eiter->a.os_dev_name),
1672 	    "%s:host%lu", QLA2XXX_DRIVER_NAME, vha->host_no);
1673 	alen = strlen(eiter->a.os_dev_name);
1674 	alen += 4 - (alen & 3);
1675 	eiter->len = cpu_to_be16(4 + alen);
1676 	size += 4 + alen;
1677 
1678 	ql_dbg(ql_dbg_disc, vha, 0x204b,
1679 	    "OS_Device_Name=%s.\n", eiter->a.os_dev_name);
1680 
1681 	/* Hostname. */
1682 	eiter = entries + size;
1683 	eiter->type = cpu_to_be16(FDMI_PORT_HOST_NAME);
1684 	p_sysid = utsname();
1685 	if (p_sysid) {
1686 		snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
1687 		    "%s", p_sysid->nodename);
1688 	} else {
1689 		snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
1690 		    "%s", fc_host_system_hostname(vha->host));
1691 	}
1692 	alen = strlen(eiter->a.host_name);
1693 	alen += 4 - (alen & 3);
1694 	eiter->len = cpu_to_be16(4 + alen);
1695 	size += 4 + alen;
1696 
1697 	ql_dbg(ql_dbg_disc, vha, 0x203d, "HostName=%s.\n", eiter->a.host_name);
1698 
1699 	/* Update MS request size. */
1700 	qla2x00_update_ms_fdmi_iocb(vha, size + 16);
1701 
1702 	ql_dbg(ql_dbg_disc, vha, 0x203e,
1703 	    "RPA portname  %016llx, size = %d.\n",
1704 	    wwn_to_u64(ct_req->req.rpa.port_name), size);
1705 	ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2079,
1706 	    entries, size);
1707 
1708 	/* Execute MS IOCB */
1709 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1710 	    sizeof(ms_iocb_entry_t));
1711 	if (rval != QLA_SUCCESS) {
1712 		/*EMPTY*/
1713 		ql_dbg(ql_dbg_disc, vha, 0x2040,
1714 		    "RPA issue IOCB failed (%d).\n", rval);
1715 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RPA") !=
1716 	    QLA_SUCCESS) {
1717 		rval = QLA_FUNCTION_FAILED;
1718 		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1719 		    ct_rsp->header.explanation_code ==
1720 		    CT_EXPL_ALREADY_REGISTERED) {
1721 			ql_dbg(ql_dbg_disc, vha, 0x20cd,
1722 			    "RPA already registered.\n");
1723 			rval = QLA_ALREADY_REGISTERED;
1724 		}
1725 
1726 	} else {
1727 		ql_dbg(ql_dbg_disc, vha, 0x2041,
1728 		    "RPA exiting normally.\n");
1729 	}
1730 
1731 	return rval;
1732 }
1733 
1734 /**
1735  * qla2x00_fdmiv2_rhba() -
1736  * @ha: HA context
1737  *
1738  * Returns 0 on success.
1739  */
1740 static int
1741 qla2x00_fdmiv2_rhba(scsi_qla_host_t *vha)
1742 {
1743 	int rval, alen;
1744 	uint32_t size, sn;
1745 	ms_iocb_entry_t *ms_pkt;
1746 	struct ct_sns_req *ct_req;
1747 	struct ct_sns_rsp *ct_rsp;
1748 	void *entries;
1749 	struct ct_fdmiv2_hba_attr *eiter;
1750 	struct qla_hw_data *ha = vha->hw;
1751 	struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1752 	struct new_utsname *p_sysid = NULL;
1753 
1754 	/* Issue RHBA */
1755 	/* Prepare common MS IOCB */
1756 	/*   Request size adjusted after CT preparation */
1757 	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RHBA_RSP_SIZE);
1758 
1759 	/* Prepare CT request */
1760 	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RHBA_CMD,
1761 	    RHBA_RSP_SIZE);
1762 	ct_rsp = &ha->ct_sns->p.rsp;
1763 
1764 	/* Prepare FDMI command arguments -- attribute block, attributes. */
1765 	memcpy(ct_req->req.rhba2.hba_identifier, vha->port_name, WWN_SIZE);
1766 	ct_req->req.rhba2.entry_count = cpu_to_be32(1);
1767 	memcpy(ct_req->req.rhba2.port_name, vha->port_name, WWN_SIZE);
1768 	size = 2 * WWN_SIZE + 4 + 4;
1769 
1770 	/* Attributes */
1771 	ct_req->req.rhba2.attrs.count = cpu_to_be32(FDMIV2_HBA_ATTR_COUNT);
1772 	entries = ct_req->req.rhba2.hba_identifier;
1773 
1774 	/* Nodename. */
1775 	eiter = entries + size;
1776 	eiter->type = cpu_to_be16(FDMI_HBA_NODE_NAME);
1777 	eiter->len = cpu_to_be16(4 + WWN_SIZE);
1778 	memcpy(eiter->a.node_name, vha->node_name, WWN_SIZE);
1779 	size += 4 + WWN_SIZE;
1780 
1781 	ql_dbg(ql_dbg_disc, vha, 0x207d,
1782 	    "NodeName = %016llx.\n", wwn_to_u64(eiter->a.node_name));
1783 
1784 	/* Manufacturer. */
1785 	eiter = entries + size;
1786 	eiter->type = cpu_to_be16(FDMI_HBA_MANUFACTURER);
1787 	snprintf(eiter->a.manufacturer, sizeof(eiter->a.manufacturer),
1788 	    "%s", "QLogic Corporation");
1789 	eiter->a.manufacturer[strlen("QLogic Corporation")] = '\0';
1790 	alen = strlen(eiter->a.manufacturer);
1791 	alen += 4 - (alen & 3);
1792 	eiter->len = cpu_to_be16(4 + alen);
1793 	size += 4 + alen;
1794 
1795 	ql_dbg(ql_dbg_disc, vha, 0x20a5,
1796 	    "Manufacturer = %s.\n", eiter->a.manufacturer);
1797 
1798 	/* Serial number. */
1799 	eiter = entries + size;
1800 	eiter->type = cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1801 	if (IS_FWI2_CAPABLE(ha))
1802 		qla2xxx_get_vpd_field(vha, "SN", eiter->a.serial_num,
1803 		    sizeof(eiter->a.serial_num));
1804 	else {
1805 		sn = ((ha->serial0 & 0x1f) << 16) |
1806 			(ha->serial2 << 8) | ha->serial1;
1807 		snprintf(eiter->a.serial_num, sizeof(eiter->a.serial_num),
1808 		    "%c%05d", 'A' + sn / 100000, sn % 100000);
1809 	}
1810 	alen = strlen(eiter->a.serial_num);
1811 	alen += 4 - (alen & 3);
1812 	eiter->len = cpu_to_be16(4 + alen);
1813 	size += 4 + alen;
1814 
1815 	ql_dbg(ql_dbg_disc, vha, 0x20a6,
1816 	    "Serial no. = %s.\n", eiter->a.serial_num);
1817 
1818 	/* Model name. */
1819 	eiter = entries + size;
1820 	eiter->type = cpu_to_be16(FDMI_HBA_MODEL);
1821 	snprintf(eiter->a.model, sizeof(eiter->a.model),
1822 	    "%s", ha->model_number);
1823 	alen = strlen(eiter->a.model);
1824 	alen += 4 - (alen & 3);
1825 	eiter->len = cpu_to_be16(4 + alen);
1826 	size += 4 + alen;
1827 
1828 	ql_dbg(ql_dbg_disc, vha, 0x20a7,
1829 	    "Model Name = %s.\n", eiter->a.model);
1830 
1831 	/* Model description. */
1832 	eiter = entries + size;
1833 	eiter->type = cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1834 	snprintf(eiter->a.model_desc, sizeof(eiter->a.model_desc),
1835 	    "%s", ha->model_desc);
1836 	alen = strlen(eiter->a.model_desc);
1837 	alen += 4 - (alen & 3);
1838 	eiter->len = cpu_to_be16(4 + alen);
1839 	size += 4 + alen;
1840 
1841 	ql_dbg(ql_dbg_disc, vha, 0x20a8,
1842 	    "Model Desc = %s.\n", eiter->a.model_desc);
1843 
1844 	/* Hardware version. */
1845 	eiter = entries + size;
1846 	eiter->type = cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1847 	if (!IS_FWI2_CAPABLE(ha)) {
1848 		snprintf(eiter->a.hw_version, sizeof(eiter->a.hw_version),
1849 		    "HW:%s", ha->adapter_id);
1850 	} else if (qla2xxx_get_vpd_field(vha, "MN", eiter->a.hw_version,
1851 		    sizeof(eiter->a.hw_version))) {
1852 		;
1853 	} else if (qla2xxx_get_vpd_field(vha, "EC", eiter->a.hw_version,
1854 		    sizeof(eiter->a.hw_version))) {
1855 		;
1856 	} else {
1857 		snprintf(eiter->a.hw_version, sizeof(eiter->a.hw_version),
1858 		    "HW:%s", ha->adapter_id);
1859 	}
1860 	alen = strlen(eiter->a.hw_version);
1861 	alen += 4 - (alen & 3);
1862 	eiter->len = cpu_to_be16(4 + alen);
1863 	size += 4 + alen;
1864 
1865 	ql_dbg(ql_dbg_disc, vha, 0x20a9,
1866 	    "Hardware ver = %s.\n", eiter->a.hw_version);
1867 
1868 	/* Driver version. */
1869 	eiter = entries + size;
1870 	eiter->type = cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1871 	snprintf(eiter->a.driver_version, sizeof(eiter->a.driver_version),
1872 	    "%s", qla2x00_version_str);
1873 	alen = strlen(eiter->a.driver_version);
1874 	alen += 4 - (alen & 3);
1875 	eiter->len = cpu_to_be16(4 + alen);
1876 	size += 4 + alen;
1877 
1878 	ql_dbg(ql_dbg_disc, vha, 0x20aa,
1879 	    "Driver ver = %s.\n", eiter->a.driver_version);
1880 
1881 	/* Option ROM version. */
1882 	eiter = entries + size;
1883 	eiter->type = cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1884 	snprintf(eiter->a.orom_version, sizeof(eiter->a.orom_version),
1885 	    "%d.%02d", ha->bios_revision[1], ha->bios_revision[0]);
1886 	alen = strlen(eiter->a.orom_version);
1887 	alen += 4 - (alen & 3);
1888 	eiter->len = cpu_to_be16(4 + alen);
1889 	size += 4 + alen;
1890 
1891 	ql_dbg(ql_dbg_disc, vha , 0x20ab,
1892 	    "Optrom version = %d.%02d.\n", eiter->a.orom_version[1],
1893 	    eiter->a.orom_version[0]);
1894 
1895 	/* Firmware version */
1896 	eiter = entries + size;
1897 	eiter->type = cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1898 	ha->isp_ops->fw_version_str(vha, eiter->a.fw_version,
1899 	    sizeof(eiter->a.fw_version));
1900 	alen = strlen(eiter->a.fw_version);
1901 	alen += 4 - (alen & 3);
1902 	eiter->len = cpu_to_be16(4 + alen);
1903 	size += 4 + alen;
1904 
1905 	ql_dbg(ql_dbg_disc, vha, 0x20ac,
1906 	    "Firmware vers = %s.\n", eiter->a.fw_version);
1907 
1908 	/* OS Name and Version */
1909 	eiter = entries + size;
1910 	eiter->type = cpu_to_be16(FDMI_HBA_OS_NAME_AND_VERSION);
1911 	p_sysid = utsname();
1912 	if (p_sysid) {
1913 		snprintf(eiter->a.os_version, sizeof(eiter->a.os_version),
1914 		    "%s %s %s",
1915 		    p_sysid->sysname, p_sysid->release, p_sysid->version);
1916 	} else {
1917 		snprintf(eiter->a.os_version, sizeof(eiter->a.os_version),
1918 		    "%s %s", "Linux", fc_host_system_hostname(vha->host));
1919 	}
1920 	alen = strlen(eiter->a.os_version);
1921 	alen += 4 - (alen & 3);
1922 	eiter->len = cpu_to_be16(4 + alen);
1923 	size += 4 + alen;
1924 
1925 	ql_dbg(ql_dbg_disc, vha, 0x20ae,
1926 	    "OS Name and Version = %s.\n", eiter->a.os_version);
1927 
1928 	/* MAX CT Payload Length */
1929 	eiter = entries + size;
1930 	eiter->type = cpu_to_be16(FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH);
1931 	eiter->a.max_ct_len = IS_FWI2_CAPABLE(ha) ?
1932 	    le16_to_cpu(icb24->frame_payload_size) :
1933 	    le16_to_cpu(ha->init_cb->frame_payload_size);
1934 	eiter->a.max_ct_len = cpu_to_be32(eiter->a.max_ct_len);
1935 	eiter->len = cpu_to_be16(4 + 4);
1936 	size += 4 + 4;
1937 
1938 	ql_dbg(ql_dbg_disc, vha, 0x20af,
1939 	    "CT Payload Length = 0x%x.\n", eiter->a.max_ct_len);
1940 
1941 	/* Node Sybolic Name */
1942 	eiter = entries + size;
1943 	eiter->type = cpu_to_be16(FDMI_HBA_NODE_SYMBOLIC_NAME);
1944 	qla2x00_get_sym_node_name(vha, eiter->a.sym_name,
1945 	    sizeof(eiter->a.sym_name));
1946 	alen = strlen(eiter->a.sym_name);
1947 	alen += 4 - (alen & 3);
1948 	eiter->len = cpu_to_be16(4 + alen);
1949 	size += 4 + alen;
1950 
1951 	ql_dbg(ql_dbg_disc, vha, 0x20b0,
1952 	    "Symbolic Name = %s.\n", eiter->a.sym_name);
1953 
1954 	/* Vendor Id */
1955 	eiter = entries + size;
1956 	eiter->type = cpu_to_be16(FDMI_HBA_VENDOR_ID);
1957 	eiter->a.vendor_id = cpu_to_be32(0x1077);
1958 	eiter->len = cpu_to_be16(4 + 4);
1959 	size += 4 + 4;
1960 
1961 	ql_dbg(ql_dbg_disc, vha, 0x20b1,
1962 	    "Vendor Id = %x.\n", eiter->a.vendor_id);
1963 
1964 	/* Num Ports */
1965 	eiter = entries + size;
1966 	eiter->type = cpu_to_be16(FDMI_HBA_NUM_PORTS);
1967 	eiter->a.num_ports = cpu_to_be32(1);
1968 	eiter->len = cpu_to_be16(4 + 4);
1969 	size += 4 + 4;
1970 
1971 	ql_dbg(ql_dbg_disc, vha, 0x20b2,
1972 	    "Port Num = %x.\n", eiter->a.num_ports);
1973 
1974 	/* Fabric Name */
1975 	eiter = entries + size;
1976 	eiter->type = cpu_to_be16(FDMI_HBA_FABRIC_NAME);
1977 	memcpy(eiter->a.fabric_name, vha->fabric_node_name, WWN_SIZE);
1978 	eiter->len = cpu_to_be16(4 + WWN_SIZE);
1979 	size += 4 + WWN_SIZE;
1980 
1981 	ql_dbg(ql_dbg_disc, vha, 0x20b3,
1982 	    "Fabric Name = %016llx.\n", wwn_to_u64(eiter->a.fabric_name));
1983 
1984 	/* BIOS Version */
1985 	eiter = entries + size;
1986 	eiter->type = cpu_to_be16(FDMI_HBA_BOOT_BIOS_NAME);
1987 	snprintf(eiter->a.bios_name, sizeof(eiter->a.bios_name),
1988 	    "BIOS %d.%02d", ha->bios_revision[1], ha->bios_revision[0]);
1989 	alen = strlen(eiter->a.bios_name);
1990 	alen += 4 - (alen & 3);
1991 	eiter->len = cpu_to_be16(4 + alen);
1992 	size += 4 + alen;
1993 
1994 	ql_dbg(ql_dbg_disc, vha, 0x20b4,
1995 	    "BIOS Name = %s\n", eiter->a.bios_name);
1996 
1997 	/* Vendor Identifier */
1998 	eiter = entries + size;
1999 	eiter->type = cpu_to_be16(FDMI_HBA_TYPE_VENDOR_IDENTIFIER);
2000 	snprintf(eiter->a.vendor_identifier, sizeof(eiter->a.vendor_identifier),
2001 	    "%s", "QLGC");
2002 	alen = strlen(eiter->a.vendor_identifier);
2003 	alen += 4 - (alen & 3);
2004 	eiter->len = cpu_to_be16(4 + alen);
2005 	size += 4 + alen;
2006 
2007 	ql_dbg(ql_dbg_disc, vha, 0x20b1,
2008 	    "Vendor Identifier = %s.\n", eiter->a.vendor_identifier);
2009 
2010 	/* Update MS request size. */
2011 	qla2x00_update_ms_fdmi_iocb(vha, size + 16);
2012 
2013 	ql_dbg(ql_dbg_disc, vha, 0x20b5,
2014 	    "RHBA identifier = %016llx.\n",
2015 	    wwn_to_u64(ct_req->req.rhba2.hba_identifier));
2016 	ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x20b6,
2017 	    entries, size);
2018 
2019 	/* Execute MS IOCB */
2020 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2021 	    sizeof(ms_iocb_entry_t));
2022 	if (rval != QLA_SUCCESS) {
2023 		/*EMPTY*/
2024 		ql_dbg(ql_dbg_disc, vha, 0x20b7,
2025 		    "RHBA issue IOCB failed (%d).\n", rval);
2026 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RHBA") !=
2027 	    QLA_SUCCESS) {
2028 		rval = QLA_FUNCTION_FAILED;
2029 
2030 		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
2031 		    ct_rsp->header.explanation_code ==
2032 		    CT_EXPL_ALREADY_REGISTERED) {
2033 			ql_dbg(ql_dbg_disc, vha, 0x20b8,
2034 			    "HBA already registered.\n");
2035 			rval = QLA_ALREADY_REGISTERED;
2036 		} else {
2037 			ql_dbg(ql_dbg_disc, vha, 0x2016,
2038 			    "RHBA FDMI v2 failed, CT Reason code: 0x%x, CT Explanation 0x%x\n",
2039 			    ct_rsp->header.reason_code,
2040 			    ct_rsp->header.explanation_code);
2041 		}
2042 	} else {
2043 		ql_dbg(ql_dbg_disc, vha, 0x20b9,
2044 		    "RHBA FDMI V2 exiting normally.\n");
2045 	}
2046 
2047 	return rval;
2048 }
2049 
2050 /**
2051  * qla2x00_fdmi_dhba() -
2052  * @ha: HA context
2053  *
2054  * Returns 0 on success.
2055  */
2056 static int
2057 qla2x00_fdmi_dhba(scsi_qla_host_t *vha)
2058 {
2059 	int rval;
2060 	struct qla_hw_data *ha = vha->hw;
2061 	ms_iocb_entry_t *ms_pkt;
2062 	struct ct_sns_req *ct_req;
2063 	struct ct_sns_rsp *ct_rsp;
2064 
2065 	/* Issue RPA */
2066 	/* Prepare common MS IOCB */
2067 	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, DHBA_REQ_SIZE,
2068 	    DHBA_RSP_SIZE);
2069 
2070 	/* Prepare CT request */
2071 	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, DHBA_CMD, DHBA_RSP_SIZE);
2072 	ct_rsp = &ha->ct_sns->p.rsp;
2073 
2074 	/* Prepare FDMI command arguments -- portname. */
2075 	memcpy(ct_req->req.dhba.port_name, vha->port_name, WWN_SIZE);
2076 
2077 	ql_dbg(ql_dbg_disc, vha, 0x2036,
2078 	    "DHBA portname = %8phN.\n", ct_req->req.dhba.port_name);
2079 
2080 	/* Execute MS IOCB */
2081 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2082 	    sizeof(ms_iocb_entry_t));
2083 	if (rval != QLA_SUCCESS) {
2084 		/*EMPTY*/
2085 		ql_dbg(ql_dbg_disc, vha, 0x2037,
2086 		    "DHBA issue IOCB failed (%d).\n", rval);
2087 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "DHBA") !=
2088 	    QLA_SUCCESS) {
2089 		rval = QLA_FUNCTION_FAILED;
2090 	} else {
2091 		ql_dbg(ql_dbg_disc, vha, 0x2038,
2092 		    "DHBA exiting normally.\n");
2093 	}
2094 
2095 	return rval;
2096 }
2097 
2098 /**
2099  * qla2x00_fdmiv2_rpa() -
2100  * @ha: HA context
2101  *
2102  * Returns 0 on success.
2103  */
2104 static int
2105 qla2x00_fdmiv2_rpa(scsi_qla_host_t *vha)
2106 {
2107 	int rval, alen;
2108 	uint32_t size;
2109 	struct qla_hw_data *ha = vha->hw;
2110 	ms_iocb_entry_t *ms_pkt;
2111 	struct ct_sns_req *ct_req;
2112 	struct ct_sns_rsp *ct_rsp;
2113 	void *entries;
2114 	struct ct_fdmiv2_port_attr *eiter;
2115 	struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
2116 	struct new_utsname *p_sysid = NULL;
2117 
2118 	/* Issue RPA */
2119 	/* Prepare common MS IOCB */
2120 	/*   Request size adjusted after CT preparation */
2121 	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RPA_RSP_SIZE);
2122 
2123 	/* Prepare CT request */
2124 	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RPA_CMD, RPA_RSP_SIZE);
2125 	ct_rsp = &ha->ct_sns->p.rsp;
2126 
2127 	/* Prepare FDMI command arguments -- attribute block, attributes. */
2128 	memcpy(ct_req->req.rpa2.port_name, vha->port_name, WWN_SIZE);
2129 	size = WWN_SIZE + 4;
2130 
2131 	/* Attributes */
2132 	ct_req->req.rpa2.attrs.count = cpu_to_be32(FDMIV2_PORT_ATTR_COUNT);
2133 	entries = ct_req->req.rpa2.port_name;
2134 
2135 	/* FC4 types. */
2136 	eiter = entries + size;
2137 	eiter->type = cpu_to_be16(FDMI_PORT_FC4_TYPES);
2138 	eiter->len = cpu_to_be16(4 + 32);
2139 	eiter->a.fc4_types[2] = 0x01;
2140 	size += 4 + 32;
2141 
2142 	ql_dbg(ql_dbg_disc, vha, 0x20ba,
2143 	    "FC4_TYPES=%02x %02x.\n",
2144 	    eiter->a.fc4_types[2],
2145 	    eiter->a.fc4_types[1]);
2146 
2147 	/* Supported speed. */
2148 	eiter = entries + size;
2149 	eiter->type = cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
2150 	eiter->len = cpu_to_be16(4 + 4);
2151 	if (IS_CNA_CAPABLE(ha))
2152 		eiter->a.sup_speed = cpu_to_be32(
2153 		    FDMI_PORT_SPEED_10GB);
2154 	else if (IS_QLA27XX(ha))
2155 		eiter->a.sup_speed = cpu_to_be32(
2156 		    FDMI_PORT_SPEED_32GB|
2157 		    FDMI_PORT_SPEED_16GB|
2158 		    FDMI_PORT_SPEED_8GB);
2159 	else if (IS_QLA2031(ha))
2160 		eiter->a.sup_speed = cpu_to_be32(
2161 		    FDMI_PORT_SPEED_16GB|
2162 		    FDMI_PORT_SPEED_8GB|
2163 		    FDMI_PORT_SPEED_4GB);
2164 	else if (IS_QLA25XX(ha))
2165 		eiter->a.sup_speed = cpu_to_be32(
2166 		    FDMI_PORT_SPEED_8GB|
2167 		    FDMI_PORT_SPEED_4GB|
2168 		    FDMI_PORT_SPEED_2GB|
2169 		    FDMI_PORT_SPEED_1GB);
2170 	else if (IS_QLA24XX_TYPE(ha))
2171 		eiter->a.sup_speed = cpu_to_be32(
2172 		    FDMI_PORT_SPEED_4GB|
2173 		    FDMI_PORT_SPEED_2GB|
2174 		    FDMI_PORT_SPEED_1GB);
2175 	else if (IS_QLA23XX(ha))
2176 		eiter->a.sup_speed = cpu_to_be32(
2177 		    FDMI_PORT_SPEED_2GB|
2178 		    FDMI_PORT_SPEED_1GB);
2179 	else
2180 		eiter->a.sup_speed = cpu_to_be32(
2181 		    FDMI_PORT_SPEED_1GB);
2182 	size += 4 + 4;
2183 
2184 	ql_dbg(ql_dbg_disc, vha, 0x20bb,
2185 	    "Supported Port Speed = %x.\n", eiter->a.sup_speed);
2186 
2187 	/* Current speed. */
2188 	eiter = entries + size;
2189 	eiter->type = cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
2190 	eiter->len = cpu_to_be16(4 + 4);
2191 	switch (ha->link_data_rate) {
2192 	case PORT_SPEED_1GB:
2193 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_1GB);
2194 		break;
2195 	case PORT_SPEED_2GB:
2196 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_2GB);
2197 		break;
2198 	case PORT_SPEED_4GB:
2199 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_4GB);
2200 		break;
2201 	case PORT_SPEED_8GB:
2202 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_8GB);
2203 		break;
2204 	case PORT_SPEED_10GB:
2205 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_10GB);
2206 		break;
2207 	case PORT_SPEED_16GB:
2208 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_16GB);
2209 		break;
2210 	case PORT_SPEED_32GB:
2211 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_32GB);
2212 		break;
2213 	default:
2214 		eiter->a.cur_speed = cpu_to_be32(FDMI_PORT_SPEED_UNKNOWN);
2215 		break;
2216 	}
2217 	size += 4 + 4;
2218 
2219 	ql_dbg(ql_dbg_disc, vha, 0x20bc,
2220 	    "Current_Speed = %x.\n", eiter->a.cur_speed);
2221 
2222 	/* Max frame size. */
2223 	eiter = entries + size;
2224 	eiter->type = cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
2225 	eiter->len = cpu_to_be16(4 + 4);
2226 	eiter->a.max_frame_size = IS_FWI2_CAPABLE(ha) ?
2227 	    le16_to_cpu(icb24->frame_payload_size):
2228 	    le16_to_cpu(ha->init_cb->frame_payload_size);
2229 	eiter->a.max_frame_size = cpu_to_be32(eiter->a.max_frame_size);
2230 	size += 4 + 4;
2231 
2232 	ql_dbg(ql_dbg_disc, vha, 0x20bc,
2233 	    "Max_Frame_Size = %x.\n", eiter->a.max_frame_size);
2234 
2235 	/* OS device name. */
2236 	eiter = entries + size;
2237 	eiter->type = cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
2238 	alen = strlen(QLA2XXX_DRIVER_NAME);
2239 	snprintf(eiter->a.os_dev_name, sizeof(eiter->a.os_dev_name),
2240 	    "%s:host%lu", QLA2XXX_DRIVER_NAME, vha->host_no);
2241 	alen += 4 - (alen & 3);
2242 	eiter->len = cpu_to_be16(4 + alen);
2243 	size += 4 + alen;
2244 
2245 	ql_dbg(ql_dbg_disc, vha, 0x20be,
2246 	    "OS_Device_Name = %s.\n", eiter->a.os_dev_name);
2247 
2248 	/* Hostname. */
2249 	eiter = entries + size;
2250 	eiter->type = cpu_to_be16(FDMI_PORT_HOST_NAME);
2251 	p_sysid = utsname();
2252 	if (p_sysid) {
2253 		snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
2254 		    "%s", p_sysid->nodename);
2255 	} else {
2256 		snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
2257 		    "%s", fc_host_system_hostname(vha->host));
2258 	}
2259 	alen = strlen(eiter->a.host_name);
2260 	alen += 4 - (alen & 3);
2261 	eiter->len = cpu_to_be16(4 + alen);
2262 	size += 4 + alen;
2263 
2264 	ql_dbg(ql_dbg_disc, vha, 0x203d,
2265 	    "HostName=%s.\n", eiter->a.host_name);
2266 
2267 	/* Node Name */
2268 	eiter = entries + size;
2269 	eiter->type = cpu_to_be16(FDMI_PORT_NODE_NAME);
2270 	memcpy(eiter->a.node_name, vha->node_name, WWN_SIZE);
2271 	eiter->len = cpu_to_be16(4 + WWN_SIZE);
2272 	size += 4 + WWN_SIZE;
2273 
2274 	ql_dbg(ql_dbg_disc, vha, 0x20c0,
2275 	    "Node Name = %016llx.\n", wwn_to_u64(eiter->a.node_name));
2276 
2277 	/* Port Name */
2278 	eiter = entries + size;
2279 	eiter->type = cpu_to_be16(FDMI_PORT_NAME);
2280 	memcpy(eiter->a.port_name, vha->port_name, WWN_SIZE);
2281 	eiter->len = cpu_to_be16(4 + WWN_SIZE);
2282 	size += 4 + WWN_SIZE;
2283 
2284 	ql_dbg(ql_dbg_disc, vha, 0x20c1,
2285 	    "Port Name = %016llx.\n", wwn_to_u64(eiter->a.port_name));
2286 
2287 	/* Port Symbolic Name */
2288 	eiter = entries + size;
2289 	eiter->type = cpu_to_be16(FDMI_PORT_SYM_NAME);
2290 	qla2x00_get_sym_node_name(vha, eiter->a.port_sym_name,
2291 	    sizeof(eiter->a.port_sym_name));
2292 	alen = strlen(eiter->a.port_sym_name);
2293 	alen += 4 - (alen & 3);
2294 	eiter->len = cpu_to_be16(4 + alen);
2295 	size += 4 + alen;
2296 
2297 	ql_dbg(ql_dbg_disc, vha, 0x20c2,
2298 	    "port symbolic name = %s\n", eiter->a.port_sym_name);
2299 
2300 	/* Port Type */
2301 	eiter = entries + size;
2302 	eiter->type = cpu_to_be16(FDMI_PORT_TYPE);
2303 	eiter->a.port_type = cpu_to_be32(NS_NX_PORT_TYPE);
2304 	eiter->len = cpu_to_be16(4 + 4);
2305 	size += 4 + 4;
2306 
2307 	ql_dbg(ql_dbg_disc, vha, 0x20c3,
2308 	    "Port Type = %x.\n", eiter->a.port_type);
2309 
2310 	/* Class of Service  */
2311 	eiter = entries + size;
2312 	eiter->type = cpu_to_be16(FDMI_PORT_SUPP_COS);
2313 	eiter->a.port_supported_cos = cpu_to_be32(FC_CLASS_3);
2314 	eiter->len = cpu_to_be16(4 + 4);
2315 	size += 4 + 4;
2316 
2317 	ql_dbg(ql_dbg_disc, vha, 0x20c4,
2318 	    "Supported COS = %08x\n", eiter->a.port_supported_cos);
2319 
2320 	/* Port Fabric Name */
2321 	eiter = entries + size;
2322 	eiter->type = cpu_to_be16(FDMI_PORT_FABRIC_NAME);
2323 	memcpy(eiter->a.fabric_name, vha->fabric_node_name, WWN_SIZE);
2324 	eiter->len = cpu_to_be16(4 + WWN_SIZE);
2325 	size += 4 + WWN_SIZE;
2326 
2327 	ql_dbg(ql_dbg_disc, vha, 0x20c5,
2328 	    "Fabric Name = %016llx.\n", wwn_to_u64(eiter->a.fabric_name));
2329 
2330 	/* FC4_type */
2331 	eiter = entries + size;
2332 	eiter->type = cpu_to_be16(FDMI_PORT_FC4_TYPE);
2333 	eiter->a.port_fc4_type[0] = 0;
2334 	eiter->a.port_fc4_type[1] = 0;
2335 	eiter->a.port_fc4_type[2] = 1;
2336 	eiter->a.port_fc4_type[3] = 0;
2337 	eiter->len = cpu_to_be16(4 + 32);
2338 	size += 4 + 32;
2339 
2340 	ql_dbg(ql_dbg_disc, vha, 0x20c6,
2341 	    "Port Active FC4 Type = %02x %02x.\n",
2342 	    eiter->a.port_fc4_type[2], eiter->a.port_fc4_type[1]);
2343 
2344 	/* Port State */
2345 	eiter = entries + size;
2346 	eiter->type = cpu_to_be16(FDMI_PORT_STATE);
2347 	eiter->a.port_state = cpu_to_be32(1);
2348 	eiter->len = cpu_to_be16(4 + 4);
2349 	size += 4 + 4;
2350 
2351 	ql_dbg(ql_dbg_disc, vha, 0x20c7,
2352 	    "Port State = %x.\n", eiter->a.port_state);
2353 
2354 	/* Number of Ports */
2355 	eiter = entries + size;
2356 	eiter->type = cpu_to_be16(FDMI_PORT_COUNT);
2357 	eiter->a.num_ports = cpu_to_be32(1);
2358 	eiter->len = cpu_to_be16(4 + 4);
2359 	size += 4 + 4;
2360 
2361 	ql_dbg(ql_dbg_disc, vha, 0x20c8,
2362 	    "Number of ports = %x.\n", eiter->a.num_ports);
2363 
2364 	/* Port Id */
2365 	eiter = entries + size;
2366 	eiter->type = cpu_to_be16(FDMI_PORT_ID);
2367 	eiter->a.port_id = cpu_to_be32(vha->d_id.b24);
2368 	eiter->len = cpu_to_be16(4 + 4);
2369 	size += 4 + 4;
2370 
2371 	ql_dbg(ql_dbg_disc, vha, 0x20c8,
2372 	    "Port Id = %x.\n", eiter->a.port_id);
2373 
2374 	/* Update MS request size. */
2375 	qla2x00_update_ms_fdmi_iocb(vha, size + 16);
2376 
2377 	ql_dbg(ql_dbg_disc, vha, 0x203e,
2378 	    "RPA portname= %8phN size=%d.\n", ct_req->req.rpa.port_name, size);
2379 	ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x20ca,
2380 	    entries, size);
2381 
2382 	/* Execute MS IOCB */
2383 	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2384 	    sizeof(ms_iocb_entry_t));
2385 	if (rval != QLA_SUCCESS) {
2386 		/*EMPTY*/
2387 		ql_dbg(ql_dbg_disc, vha, 0x20cb,
2388 		    "RPA FDMI v2 issue IOCB failed (%d).\n", rval);
2389 	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RPA") !=
2390 	    QLA_SUCCESS) {
2391 		rval = QLA_FUNCTION_FAILED;
2392 		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
2393 		    ct_rsp->header.explanation_code ==
2394 		    CT_EXPL_ALREADY_REGISTERED) {
2395 			ql_dbg(ql_dbg_disc, vha, 0x20ce,
2396 			    "RPA FDMI v2 already registered\n");
2397 			rval = QLA_ALREADY_REGISTERED;
2398 		} else {
2399 			ql_dbg(ql_dbg_disc, vha, 0x2020,
2400 			    "RPA FDMI v2 failed, CT Reason code: 0x%x, CT Explanation 0x%x\n",
2401 			    ct_rsp->header.reason_code,
2402 			    ct_rsp->header.explanation_code);
2403 		}
2404 	} else {
2405 		ql_dbg(ql_dbg_disc, vha, 0x20cc,
2406 		    "RPA FDMI V2 exiting normally.\n");
2407 	}
2408 
2409 	return rval;
2410 }
2411 
2412 /**
2413  * qla2x00_fdmi_register() -
2414  * @ha: HA context
2415  *
2416  * Returns 0 on success.
2417  */
2418 int
2419 qla2x00_fdmi_register(scsi_qla_host_t *vha)
2420 {
2421 	int rval = QLA_FUNCTION_FAILED;
2422 	struct qla_hw_data *ha = vha->hw;
2423 
2424 	if (IS_QLA2100(ha) || IS_QLA2200(ha) ||
2425 	    IS_QLAFX00(ha))
2426 		return QLA_FUNCTION_FAILED;
2427 
2428 	rval = qla2x00_mgmt_svr_login(vha);
2429 	if (rval)
2430 		return rval;
2431 
2432 	rval = qla2x00_fdmiv2_rhba(vha);
2433 	if (rval) {
2434 		if (rval != QLA_ALREADY_REGISTERED)
2435 			goto try_fdmi;
2436 
2437 		rval = qla2x00_fdmi_dhba(vha);
2438 		if (rval)
2439 			goto try_fdmi;
2440 
2441 		rval = qla2x00_fdmiv2_rhba(vha);
2442 		if (rval)
2443 			goto try_fdmi;
2444 	}
2445 	rval = qla2x00_fdmiv2_rpa(vha);
2446 	if (rval)
2447 		goto try_fdmi;
2448 
2449 	goto out;
2450 
2451 try_fdmi:
2452 	rval = qla2x00_fdmi_rhba(vha);
2453 	if (rval) {
2454 		if (rval != QLA_ALREADY_REGISTERED)
2455 			return rval;
2456 
2457 		rval = qla2x00_fdmi_dhba(vha);
2458 		if (rval)
2459 			return rval;
2460 
2461 		rval = qla2x00_fdmi_rhba(vha);
2462 		if (rval)
2463 			return rval;
2464 	}
2465 	rval = qla2x00_fdmi_rpa(vha);
2466 out:
2467 	return rval;
2468 }
2469 
2470 /**
2471  * qla2x00_gfpn_id() - SNS Get Fabric Port Name (GFPN_ID) query.
2472  * @ha: HA context
2473  * @list: switch info entries to populate
2474  *
2475  * Returns 0 on success.
2476  */
2477 int
2478 qla2x00_gfpn_id(scsi_qla_host_t *vha, sw_info_t *list)
2479 {
2480 	int		rval = QLA_SUCCESS;
2481 	uint16_t	i;
2482 	struct qla_hw_data *ha = vha->hw;
2483 	ms_iocb_entry_t	*ms_pkt;
2484 	struct ct_sns_req	*ct_req;
2485 	struct ct_sns_rsp	*ct_rsp;
2486 	struct ct_arg arg;
2487 
2488 	if (!IS_IIDMA_CAPABLE(ha))
2489 		return QLA_FUNCTION_FAILED;
2490 
2491 	arg.iocb = ha->ms_iocb;
2492 	arg.req_dma = ha->ct_sns_dma;
2493 	arg.rsp_dma = ha->ct_sns_dma;
2494 	arg.req_size = GFPN_ID_REQ_SIZE;
2495 	arg.rsp_size = GFPN_ID_RSP_SIZE;
2496 	arg.nport_handle = NPH_SNS;
2497 
2498 	for (i = 0; i < ha->max_fibre_devices; i++) {
2499 		/* Issue GFPN_ID */
2500 		/* Prepare common MS IOCB */
2501 		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
2502 
2503 		/* Prepare CT request */
2504 		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFPN_ID_CMD,
2505 		    GFPN_ID_RSP_SIZE);
2506 		ct_rsp = &ha->ct_sns->p.rsp;
2507 
2508 		/* Prepare CT arguments -- port_id */
2509 		ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
2510 		ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
2511 		ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
2512 
2513 		/* Execute MS IOCB */
2514 		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2515 		    sizeof(ms_iocb_entry_t));
2516 		if (rval != QLA_SUCCESS) {
2517 			/*EMPTY*/
2518 			ql_dbg(ql_dbg_disc, vha, 0x2023,
2519 			    "GFPN_ID issue IOCB failed (%d).\n", rval);
2520 			break;
2521 		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
2522 		    "GFPN_ID") != QLA_SUCCESS) {
2523 			rval = QLA_FUNCTION_FAILED;
2524 			break;
2525 		} else {
2526 			/* Save fabric portname */
2527 			memcpy(list[i].fabric_port_name,
2528 			    ct_rsp->rsp.gfpn_id.port_name, WWN_SIZE);
2529 		}
2530 
2531 		/* Last device exit. */
2532 		if (list[i].d_id.b.rsvd_1 != 0)
2533 			break;
2534 	}
2535 
2536 	return (rval);
2537 }
2538 
2539 
2540 static inline struct ct_sns_req *
2541 qla24xx_prep_ct_fm_req(struct ct_sns_pkt *p, uint16_t cmd,
2542     uint16_t rsp_size)
2543 {
2544 	memset(p, 0, sizeof(struct ct_sns_pkt));
2545 
2546 	p->p.req.header.revision = 0x01;
2547 	p->p.req.header.gs_type = 0xFA;
2548 	p->p.req.header.gs_subtype = 0x01;
2549 	p->p.req.command = cpu_to_be16(cmd);
2550 	p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
2551 
2552 	return &p->p.req;
2553 }
2554 
2555 /**
2556  * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query.
2557  * @ha: HA context
2558  * @list: switch info entries to populate
2559  *
2560  * Returns 0 on success.
2561  */
2562 int
2563 qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list)
2564 {
2565 	int		rval;
2566 	uint16_t	i;
2567 	struct qla_hw_data *ha = vha->hw;
2568 	ms_iocb_entry_t *ms_pkt;
2569 	struct ct_sns_req	*ct_req;
2570 	struct ct_sns_rsp	*ct_rsp;
2571 	struct ct_arg arg;
2572 
2573 	if (!IS_IIDMA_CAPABLE(ha))
2574 		return QLA_FUNCTION_FAILED;
2575 	if (!ha->flags.gpsc_supported)
2576 		return QLA_FUNCTION_FAILED;
2577 
2578 	rval = qla2x00_mgmt_svr_login(vha);
2579 	if (rval)
2580 		return rval;
2581 
2582 	arg.iocb = ha->ms_iocb;
2583 	arg.req_dma = ha->ct_sns_dma;
2584 	arg.rsp_dma = ha->ct_sns_dma;
2585 	arg.req_size = GPSC_REQ_SIZE;
2586 	arg.rsp_size = GPSC_RSP_SIZE;
2587 	arg.nport_handle = vha->mgmt_svr_loop_id;
2588 
2589 	for (i = 0; i < ha->max_fibre_devices; i++) {
2590 		/* Issue GFPN_ID */
2591 		/* Prepare common MS IOCB */
2592 		ms_pkt = qla24xx_prep_ms_iocb(vha, &arg);
2593 
2594 		/* Prepare CT request */
2595 		ct_req = qla24xx_prep_ct_fm_req(ha->ct_sns, GPSC_CMD,
2596 		    GPSC_RSP_SIZE);
2597 		ct_rsp = &ha->ct_sns->p.rsp;
2598 
2599 		/* Prepare CT arguments -- port_name */
2600 		memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_name,
2601 		    WWN_SIZE);
2602 
2603 		/* Execute MS IOCB */
2604 		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2605 		    sizeof(ms_iocb_entry_t));
2606 		if (rval != QLA_SUCCESS) {
2607 			/*EMPTY*/
2608 			ql_dbg(ql_dbg_disc, vha, 0x2059,
2609 			    "GPSC issue IOCB failed (%d).\n", rval);
2610 		} else if ((rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
2611 		    "GPSC")) != QLA_SUCCESS) {
2612 			/* FM command unsupported? */
2613 			if (rval == QLA_INVALID_COMMAND &&
2614 			    (ct_rsp->header.reason_code ==
2615 				CT_REASON_INVALID_COMMAND_CODE ||
2616 			     ct_rsp->header.reason_code ==
2617 				CT_REASON_COMMAND_UNSUPPORTED)) {
2618 				ql_dbg(ql_dbg_disc, vha, 0x205a,
2619 				    "GPSC command unsupported, disabling "
2620 				    "query.\n");
2621 				ha->flags.gpsc_supported = 0;
2622 				rval = QLA_FUNCTION_FAILED;
2623 				break;
2624 			}
2625 			rval = QLA_FUNCTION_FAILED;
2626 		} else {
2627 			/* Save port-speed */
2628 			switch (be16_to_cpu(ct_rsp->rsp.gpsc.speed)) {
2629 			case BIT_15:
2630 				list[i].fp_speed = PORT_SPEED_1GB;
2631 				break;
2632 			case BIT_14:
2633 				list[i].fp_speed = PORT_SPEED_2GB;
2634 				break;
2635 			case BIT_13:
2636 				list[i].fp_speed = PORT_SPEED_4GB;
2637 				break;
2638 			case BIT_12:
2639 				list[i].fp_speed = PORT_SPEED_10GB;
2640 				break;
2641 			case BIT_11:
2642 				list[i].fp_speed = PORT_SPEED_8GB;
2643 				break;
2644 			case BIT_10:
2645 				list[i].fp_speed = PORT_SPEED_16GB;
2646 				break;
2647 			case BIT_8:
2648 				list[i].fp_speed = PORT_SPEED_32GB;
2649 				break;
2650 			}
2651 
2652 			ql_dbg(ql_dbg_disc, vha, 0x205b,
2653 			    "GPSC ext entry - fpn "
2654 			    "%8phN speeds=%04x speed=%04x.\n",
2655 			    list[i].fabric_port_name,
2656 			    be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
2657 			    be16_to_cpu(ct_rsp->rsp.gpsc.speed));
2658 		}
2659 
2660 		/* Last device exit. */
2661 		if (list[i].d_id.b.rsvd_1 != 0)
2662 			break;
2663 	}
2664 
2665 	return (rval);
2666 }
2667 
2668 /**
2669  * qla2x00_gff_id() - SNS Get FC-4 Features (GFF_ID) query.
2670  *
2671  * @ha: HA context
2672  * @list: switch info entries to populate
2673  *
2674  */
2675 void
2676 qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list)
2677 {
2678 	int		rval;
2679 	uint16_t	i;
2680 
2681 	ms_iocb_entry_t	*ms_pkt;
2682 	struct ct_sns_req	*ct_req;
2683 	struct ct_sns_rsp	*ct_rsp;
2684 	struct qla_hw_data *ha = vha->hw;
2685 	uint8_t fcp_scsi_features = 0;
2686 	struct ct_arg arg;
2687 
2688 	for (i = 0; i < ha->max_fibre_devices; i++) {
2689 		/* Set default FC4 Type as UNKNOWN so the default is to
2690 		 * Process this port */
2691 		list[i].fc4_type = FC4_TYPE_UNKNOWN;
2692 
2693 		/* Do not attempt GFF_ID if we are not FWI_2 capable */
2694 		if (!IS_FWI2_CAPABLE(ha))
2695 			continue;
2696 
2697 		arg.iocb = ha->ms_iocb;
2698 		arg.req_dma = ha->ct_sns_dma;
2699 		arg.rsp_dma = ha->ct_sns_dma;
2700 		arg.req_size = GFF_ID_REQ_SIZE;
2701 		arg.rsp_size = GFF_ID_RSP_SIZE;
2702 		arg.nport_handle = NPH_SNS;
2703 
2704 		/* Prepare common MS IOCB */
2705 		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
2706 
2707 		/* Prepare CT request */
2708 		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFF_ID_CMD,
2709 		    GFF_ID_RSP_SIZE);
2710 		ct_rsp = &ha->ct_sns->p.rsp;
2711 
2712 		/* Prepare CT arguments -- port_id */
2713 		ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
2714 		ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
2715 		ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
2716 
2717 		/* Execute MS IOCB */
2718 		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2719 		   sizeof(ms_iocb_entry_t));
2720 
2721 		if (rval != QLA_SUCCESS) {
2722 			ql_dbg(ql_dbg_disc, vha, 0x205c,
2723 			    "GFF_ID issue IOCB failed (%d).\n", rval);
2724 		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
2725 			       "GFF_ID") != QLA_SUCCESS) {
2726 			ql_dbg(ql_dbg_disc, vha, 0x205d,
2727 			    "GFF_ID IOCB status had a failure status code.\n");
2728 		} else {
2729 			fcp_scsi_features =
2730 			   ct_rsp->rsp.gff_id.fc4_features[GFF_FCP_SCSI_OFFSET];
2731 			fcp_scsi_features &= 0x0f;
2732 
2733 			if (fcp_scsi_features)
2734 				list[i].fc4_type = FC4_TYPE_FCP_SCSI;
2735 			else
2736 				list[i].fc4_type = FC4_TYPE_OTHER;
2737 		}
2738 
2739 		/* Last device exit. */
2740 		if (list[i].d_id.b.rsvd_1 != 0)
2741 			break;
2742 	}
2743 }
2744 
2745 /* GID_PN completion processing. */
2746 void qla24xx_handle_gidpn_event(scsi_qla_host_t *vha, struct event_arg *ea)
2747 {
2748 	fc_port_t *fcport = ea->fcport;
2749 
2750 	ql_dbg(ql_dbg_disc, vha, 0xffff,
2751 		"%s %8phC login state %d \n",
2752 		__func__, fcport->port_name, fcport->fw_login_state);
2753 
2754 	if (ea->sp->gen2 != fcport->login_gen) {
2755 		/* PLOGI/PRLI/LOGO came in while cmd was out.*/
2756 		ql_dbg(ql_dbg_disc, vha, 0xffff,
2757 		    "%s %8phC generation changed rscn %d|%d login %d|%d \n",
2758 		    __func__, fcport->port_name, fcport->last_rscn_gen,
2759 		    fcport->rscn_gen, fcport->last_login_gen, fcport->login_gen);
2760 		return;
2761 	}
2762 
2763 	if (!ea->rc) {
2764 		if (ea->sp->gen1 == fcport->rscn_gen) {
2765 			fcport->scan_state = QLA_FCPORT_FOUND;
2766 			fcport->flags |= FCF_FABRIC_DEVICE;
2767 
2768 			if (fcport->d_id.b24 == ea->id.b24) {
2769 				/* cable plugged into the same place */
2770 				switch (vha->host->active_mode) {
2771 				case MODE_TARGET:
2772 					/* NOOP. let the other guy login to us.*/
2773 					break;
2774 				case MODE_INITIATOR:
2775 				case MODE_DUAL:
2776 				default:
2777 					if (atomic_read(&fcport->state) ==
2778 					    FCS_ONLINE)
2779 						break;
2780 					ql_dbg(ql_dbg_disc, vha, 0xffff,
2781 					    "%s %d %8phC post gnl\n",
2782 					    __func__, __LINE__, fcport->port_name);
2783 					qla24xx_post_gnl_work(vha, fcport);
2784 					break;
2785 				}
2786 			} else { /* fcport->d_id.b24 != ea->id.b24 */
2787 				fcport->d_id.b24 = ea->id.b24;
2788 				if (fcport->deleted == QLA_SESS_DELETED) {
2789 					ql_dbg(ql_dbg_disc, vha, 0xffff,
2790 					    "%s %d %8phC post del sess\n",
2791 					    __func__, __LINE__, fcport->port_name);
2792 					qlt_schedule_sess_for_deletion_lock(fcport);
2793 				}
2794 			}
2795 		} else { /* ea->sp->gen1 != fcport->rscn_gen */
2796 			ql_dbg(ql_dbg_disc, vha, 0xffff,
2797 			    "%s %d %8phC post gidpn\n",
2798 			    __func__, __LINE__, fcport->port_name);
2799 			/* rscn came in while cmd was out */
2800 			qla24xx_post_gidpn_work(vha, fcport);
2801 		}
2802 	} else { /* ea->rc */
2803 		/* cable pulled */
2804 		if (ea->sp->gen1 == fcport->rscn_gen) {
2805 			if (ea->sp->gen2 == fcport->login_gen) {
2806 				ql_dbg(ql_dbg_disc, vha, 0xffff,
2807 				    "%s %d %8phC post del sess\n", __func__,
2808 				    __LINE__, fcport->port_name);
2809 				qlt_schedule_sess_for_deletion_lock(fcport);
2810 			} else {
2811 				ql_dbg(ql_dbg_disc, vha, 0xffff,
2812 				    "%s %d %8phC login\n", __func__, __LINE__,
2813 				    fcport->port_name);
2814 				qla24xx_fcport_handle_login(vha, fcport);
2815 			}
2816 		} else {
2817 			ql_dbg(ql_dbg_disc, vha, 0xffff,
2818 			    "%s %d %8phC post gidpn\n", __func__, __LINE__,
2819 			    fcport->port_name);
2820 			qla24xx_post_gidpn_work(vha, fcport);
2821 		}
2822 	}
2823 } /* gidpn_event */
2824 
2825 static void qla2x00_async_gidpn_sp_done(void *s, int res)
2826 {
2827 	struct srb *sp = s;
2828 	struct scsi_qla_host *vha = sp->vha;
2829 	fc_port_t *fcport = sp->fcport;
2830 	u8 *id = fcport->ct_desc.ct_sns->p.rsp.rsp.gid_pn.port_id;
2831 	struct event_arg ea;
2832 
2833 	fcport->flags &= ~FCF_ASYNC_SENT;
2834 
2835 	memset(&ea, 0, sizeof(ea));
2836 	ea.fcport = fcport;
2837 	ea.id.b.domain = id[0];
2838 	ea.id.b.area = id[1];
2839 	ea.id.b.al_pa = id[2];
2840 	ea.sp = sp;
2841 	ea.rc = res;
2842 	ea.event = FCME_GIDPN_DONE;
2843 
2844 	ql_dbg(ql_dbg_disc, vha, 0xffff,
2845 	    "Async done-%s res %x, WWPN %8phC ID %3phC \n",
2846 	    sp->name, res, fcport->port_name, id);
2847 
2848 	qla2x00_fcport_event_handler(vha, &ea);
2849 
2850 	sp->free(sp);
2851 }
2852 
2853 int qla24xx_async_gidpn(scsi_qla_host_t *vha, fc_port_t *fcport)
2854 {
2855 	int rval = QLA_FUNCTION_FAILED;
2856 	struct ct_sns_req       *ct_req;
2857 	srb_t *sp;
2858 
2859 	if (!vha->flags.online)
2860 		goto done;
2861 
2862 	fcport->flags |= FCF_ASYNC_SENT;
2863 	fcport->disc_state = DSC_GID_PN;
2864 	fcport->scan_state = QLA_FCPORT_SCAN;
2865 	sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
2866 	if (!sp)
2867 		goto done;
2868 
2869 	sp->type = SRB_CT_PTHRU_CMD;
2870 	sp->name = "gidpn";
2871 	sp->gen1 = fcport->rscn_gen;
2872 	sp->gen2 = fcport->login_gen;
2873 
2874 	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
2875 
2876 	/* CT_IU preamble  */
2877 	ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GID_PN_CMD,
2878 		GID_PN_RSP_SIZE);
2879 
2880 	/* GIDPN req */
2881 	memcpy(ct_req->req.gid_pn.port_name, fcport->port_name,
2882 		WWN_SIZE);
2883 
2884 	/* req & rsp use the same buffer */
2885 	sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
2886 	sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
2887 	sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
2888 	sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
2889 	sp->u.iocb_cmd.u.ctarg.req_size = GID_PN_REQ_SIZE;
2890 	sp->u.iocb_cmd.u.ctarg.rsp_size = GID_PN_RSP_SIZE;
2891 	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
2892 
2893 	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
2894 	sp->done = qla2x00_async_gidpn_sp_done;
2895 
2896 	rval = qla2x00_start_sp(sp);
2897 	if (rval != QLA_SUCCESS)
2898 		goto done_free_sp;
2899 
2900 	ql_dbg(ql_dbg_disc, vha, 0x206f,
2901 		"Async-%s - %8phC hdl=%x loopid=%x portid %02x%02x%02x.\n",
2902 		sp->name, fcport->port_name,
2903 		sp->handle, fcport->loop_id, fcport->d_id.b.domain,
2904 		fcport->d_id.b.area, fcport->d_id.b.al_pa);
2905 	return rval;
2906 
2907 done_free_sp:
2908 	sp->free(sp);
2909 done:
2910 	fcport->flags &= ~FCF_ASYNC_SENT;
2911 	return rval;
2912 }
2913 
2914 int qla24xx_post_gidpn_work(struct scsi_qla_host *vha, fc_port_t *fcport)
2915 {
2916 	struct qla_work_evt *e;
2917 	int ls;
2918 
2919 	ls = atomic_read(&vha->loop_state);
2920 	if (((ls != LOOP_READY) && (ls != LOOP_UP)) ||
2921 		test_bit(UNLOADING, &vha->dpc_flags))
2922 		return 0;
2923 
2924 	e = qla2x00_alloc_work(vha, QLA_EVT_GIDPN);
2925 	if (!e)
2926 		return QLA_FUNCTION_FAILED;
2927 
2928 	e->u.fcport.fcport = fcport;
2929 	return qla2x00_post_work(vha, e);
2930 }
2931 
2932 int qla24xx_post_gpsc_work(struct scsi_qla_host *vha, fc_port_t *fcport)
2933 {
2934 	struct qla_work_evt *e;
2935 
2936 	e = qla2x00_alloc_work(vha, QLA_EVT_GPSC);
2937 	if (!e)
2938 		return QLA_FUNCTION_FAILED;
2939 
2940 	e->u.fcport.fcport = fcport;
2941 	return qla2x00_post_work(vha, e);
2942 }
2943 
2944 static void qla24xx_async_gpsc_sp_done(void *s, int res)
2945 {
2946 	struct srb *sp = s;
2947 	struct scsi_qla_host *vha = sp->vha;
2948 	struct qla_hw_data *ha = vha->hw;
2949 	fc_port_t *fcport = sp->fcport;
2950 	struct ct_sns_rsp       *ct_rsp;
2951 	struct event_arg ea;
2952 
2953 	ct_rsp = &fcport->ct_desc.ct_sns->p.rsp;
2954 
2955 	ql_dbg(ql_dbg_disc, vha, 0xffff,
2956 	    "Async done-%s res %x, WWPN %8phC \n",
2957 	    sp->name, res, fcport->port_name);
2958 
2959 	fcport->flags &= ~FCF_ASYNC_SENT;
2960 
2961 	if (res == (DID_ERROR << 16)) {
2962 		/* entry status error */
2963 		goto done;
2964 	} else if (res) {
2965 		if ((ct_rsp->header.reason_code ==
2966 			 CT_REASON_INVALID_COMMAND_CODE) ||
2967 			(ct_rsp->header.reason_code ==
2968 			 CT_REASON_COMMAND_UNSUPPORTED)) {
2969 			ql_dbg(ql_dbg_disc, vha, 0x205a,
2970 				"GPSC command unsupported, disabling "
2971 				"query.\n");
2972 			ha->flags.gpsc_supported = 0;
2973 			res = QLA_SUCCESS;
2974 		}
2975 	} else {
2976 		switch (be16_to_cpu(ct_rsp->rsp.gpsc.speed)) {
2977 		case BIT_15:
2978 			fcport->fp_speed = PORT_SPEED_1GB;
2979 			break;
2980 		case BIT_14:
2981 			fcport->fp_speed = PORT_SPEED_2GB;
2982 			break;
2983 		case BIT_13:
2984 			fcport->fp_speed = PORT_SPEED_4GB;
2985 			break;
2986 		case BIT_12:
2987 			fcport->fp_speed = PORT_SPEED_10GB;
2988 			break;
2989 		case BIT_11:
2990 			fcport->fp_speed = PORT_SPEED_8GB;
2991 			break;
2992 		case BIT_10:
2993 			fcport->fp_speed = PORT_SPEED_16GB;
2994 			break;
2995 		case BIT_8:
2996 			fcport->fp_speed = PORT_SPEED_32GB;
2997 			break;
2998 		}
2999 
3000 		ql_dbg(ql_dbg_disc, vha, 0xffff,
3001 		"Async-%s OUT WWPN %8phC speeds=%04x speed=%04x.\n",
3002 			sp->name,
3003 			fcport->fabric_port_name,
3004 			be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
3005 			be16_to_cpu(ct_rsp->rsp.gpsc.speed));
3006 	}
3007 done:
3008 	memset(&ea, 0, sizeof(ea));
3009 	ea.event = FCME_GPSC_DONE;
3010 	ea.rc = res;
3011 	ea.fcport = fcport;
3012 	qla2x00_fcport_event_handler(vha, &ea);
3013 
3014 	sp->free(sp);
3015 }
3016 
3017 int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport)
3018 {
3019 	int rval = QLA_FUNCTION_FAILED;
3020 	struct ct_sns_req       *ct_req;
3021 	srb_t *sp;
3022 
3023 	if (!vha->flags.online)
3024 		goto done;
3025 
3026 	fcport->flags |= FCF_ASYNC_SENT;
3027 	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
3028 	if (!sp)
3029 		goto done;
3030 
3031 	sp->type = SRB_CT_PTHRU_CMD;
3032 	sp->name = "gpsc";
3033 	sp->gen1 = fcport->rscn_gen;
3034 	sp->gen2 = fcport->login_gen;
3035 
3036 	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
3037 
3038 	/* CT_IU preamble  */
3039 	ct_req = qla24xx_prep_ct_fm_req(fcport->ct_desc.ct_sns, GPSC_CMD,
3040 		GPSC_RSP_SIZE);
3041 
3042 	/* GPSC req */
3043 	memcpy(ct_req->req.gpsc.port_name, fcport->port_name,
3044 		WWN_SIZE);
3045 
3046 	sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
3047 	sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
3048 	sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
3049 	sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
3050 	sp->u.iocb_cmd.u.ctarg.req_size = GPSC_REQ_SIZE;
3051 	sp->u.iocb_cmd.u.ctarg.rsp_size = GPSC_RSP_SIZE;
3052 	sp->u.iocb_cmd.u.ctarg.nport_handle = vha->mgmt_svr_loop_id;
3053 
3054 	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
3055 	sp->done = qla24xx_async_gpsc_sp_done;
3056 
3057 	rval = qla2x00_start_sp(sp);
3058 	if (rval != QLA_SUCCESS)
3059 		goto done_free_sp;
3060 
3061 	ql_dbg(ql_dbg_disc, vha, 0xffff,
3062 		"Async-%s %8phC hdl=%x loopid=%x portid=%02x%02x%02x.\n",
3063 		sp->name, fcport->port_name, sp->handle,
3064 		fcport->loop_id, fcport->d_id.b.domain,
3065 		fcport->d_id.b.area, fcport->d_id.b.al_pa);
3066 	return rval;
3067 
3068 done_free_sp:
3069 	sp->free(sp);
3070 done:
3071 	fcport->flags &= ~FCF_ASYNC_SENT;
3072 	return rval;
3073 }
3074 
3075 int qla24xx_post_gpnid_work(struct scsi_qla_host *vha, port_id_t *id)
3076 {
3077 	struct qla_work_evt *e;
3078 
3079 	if (test_bit(UNLOADING, &vha->dpc_flags))
3080 		return 0;
3081 
3082 	e = qla2x00_alloc_work(vha, QLA_EVT_GPNID);
3083 	if (!e)
3084 		return QLA_FUNCTION_FAILED;
3085 
3086 	e->u.gpnid.id = *id;
3087 	return qla2x00_post_work(vha, e);
3088 }
3089 
3090 void qla24xx_async_gpnid_done(scsi_qla_host_t *vha, srb_t *sp)
3091 {
3092 	if (sp->u.iocb_cmd.u.ctarg.req) {
3093 		dma_free_coherent(&vha->hw->pdev->dev,
3094 			sizeof(struct ct_sns_pkt),
3095 			sp->u.iocb_cmd.u.ctarg.req,
3096 			sp->u.iocb_cmd.u.ctarg.req_dma);
3097 		sp->u.iocb_cmd.u.ctarg.req = NULL;
3098 	}
3099 	if (sp->u.iocb_cmd.u.ctarg.rsp) {
3100 		dma_free_coherent(&vha->hw->pdev->dev,
3101 			sizeof(struct ct_sns_pkt),
3102 			sp->u.iocb_cmd.u.ctarg.rsp,
3103 			sp->u.iocb_cmd.u.ctarg.rsp_dma);
3104 		sp->u.iocb_cmd.u.ctarg.rsp = NULL;
3105 	}
3106 
3107 	sp->free(sp);
3108 }
3109 
3110 void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha, struct event_arg *ea)
3111 {
3112 	fc_port_t *fcport;
3113 	unsigned long flags;
3114 
3115 	spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
3116 	fcport = qla2x00_find_fcport_by_wwpn(vha, ea->port_name, 1);
3117 	spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
3118 
3119 	if (fcport) {
3120 		/* cable moved. just plugged in */
3121 		ql_dbg(ql_dbg_disc, vha, 0xffff,
3122 			   "%s %d %8phC post del sess\n",
3123 			   __func__, __LINE__, fcport->port_name);
3124 
3125 		fcport->rscn_gen++;
3126 		fcport->d_id = ea->id;
3127 		fcport->scan_state = QLA_FCPORT_FOUND;
3128 		fcport->flags |= FCF_FABRIC_DEVICE;
3129 
3130 		qlt_schedule_sess_for_deletion_lock(fcport);
3131 	} else {
3132 		/* create new fcport */
3133 		ql_dbg(ql_dbg_disc, vha, 0xffff,
3134 			   "%s %d %8phC post new sess\n",
3135 			   __func__, __LINE__, ea->port_name);
3136 
3137 		qla24xx_post_newsess_work(vha, &ea->id, ea->port_name, NULL);
3138 	}
3139 }
3140 
3141 static void qla2x00_async_gpnid_sp_done(void *s, int res)
3142 {
3143 	struct srb *sp = s;
3144 	struct scsi_qla_host *vha = sp->vha;
3145 	struct ct_sns_req *ct_req =
3146 	    (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req;
3147 	struct ct_sns_rsp *ct_rsp =
3148 	    (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp;
3149 	struct event_arg ea;
3150 	struct qla_work_evt *e;
3151 
3152 	ql_dbg(ql_dbg_disc, vha, 0xffff,
3153 		"Async done-%s res %x ID %3phC. %8phC\n",
3154 		sp->name, res, ct_req->req.port_id.port_id,
3155 		ct_rsp->rsp.gpn_id.port_name);
3156 
3157 	memset(&ea, 0, sizeof(ea));
3158 	memcpy(ea.port_name, ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
3159 	ea.sp = sp;
3160 	ea.id.b.domain = ct_req->req.port_id.port_id[0];
3161 	ea.id.b.area = ct_req->req.port_id.port_id[1];
3162 	ea.id.b.al_pa = ct_req->req.port_id.port_id[2];
3163 	ea.rc = res;
3164 	ea.event = FCME_GPNID_DONE;
3165 
3166 	qla2x00_fcport_event_handler(vha, &ea);
3167 
3168 	e = qla2x00_alloc_work(vha, QLA_EVT_GPNID_DONE);
3169 	if (!e) {
3170 		/* please ignore kernel warning. otherwise, we have mem leak. */
3171 		if (sp->u.iocb_cmd.u.ctarg.req) {
3172 			dma_free_coherent(&vha->hw->pdev->dev,
3173 				sizeof(struct ct_sns_pkt),
3174 				sp->u.iocb_cmd.u.ctarg.req,
3175 				sp->u.iocb_cmd.u.ctarg.req_dma);
3176 			sp->u.iocb_cmd.u.ctarg.req = NULL;
3177 		}
3178 		if (sp->u.iocb_cmd.u.ctarg.rsp) {
3179 			dma_free_coherent(&vha->hw->pdev->dev,
3180 				sizeof(struct ct_sns_pkt),
3181 				sp->u.iocb_cmd.u.ctarg.rsp,
3182 				sp->u.iocb_cmd.u.ctarg.rsp_dma);
3183 			sp->u.iocb_cmd.u.ctarg.rsp = NULL;
3184 		}
3185 
3186 		sp->free(sp);
3187 		return;
3188 	}
3189 
3190 	e->u.iosb.sp = sp;
3191 	qla2x00_post_work(vha, e);
3192 }
3193 
3194 /* Get WWPN with Nport ID. */
3195 int qla24xx_async_gpnid(scsi_qla_host_t *vha, port_id_t *id)
3196 {
3197 	int rval = QLA_FUNCTION_FAILED;
3198 	struct ct_sns_req       *ct_req;
3199 	srb_t *sp;
3200 	struct ct_sns_pkt *ct_sns;
3201 
3202 	if (!vha->flags.online)
3203 		goto done;
3204 
3205 	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
3206 	if (!sp)
3207 		goto done;
3208 
3209 	sp->type = SRB_CT_PTHRU_CMD;
3210 	sp->name = "gpnid";
3211 	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
3212 
3213 	sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
3214 		sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma,
3215 		GFP_KERNEL);
3216 	if (!sp->u.iocb_cmd.u.ctarg.req) {
3217 		ql_log(ql_log_warn, vha, 0xffff,
3218 			"Failed to allocate ct_sns request.\n");
3219 		goto done_free_sp;
3220 	}
3221 
3222 	sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
3223 		sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma,
3224 		GFP_KERNEL);
3225 	if (!sp->u.iocb_cmd.u.ctarg.rsp) {
3226 		ql_log(ql_log_warn, vha, 0xffff,
3227 			"Failed to allocate ct_sns request.\n");
3228 		goto done_free_sp;
3229 	}
3230 
3231 	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
3232 	memset(ct_sns, 0, sizeof(*ct_sns));
3233 
3234 	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
3235 	/* CT_IU preamble  */
3236 	ct_req = qla2x00_prep_ct_req(ct_sns, GPN_ID_CMD, GPN_ID_RSP_SIZE);
3237 
3238 	/* GPN_ID req */
3239 	ct_req->req.port_id.port_id[0] = id->b.domain;
3240 	ct_req->req.port_id.port_id[1] = id->b.area;
3241 	ct_req->req.port_id.port_id[2] = id->b.al_pa;
3242 
3243 	sp->u.iocb_cmd.u.ctarg.req_size = GPN_ID_REQ_SIZE;
3244 	sp->u.iocb_cmd.u.ctarg.rsp_size = GPN_ID_RSP_SIZE;
3245 	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
3246 
3247 	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
3248 	sp->done = qla2x00_async_gpnid_sp_done;
3249 
3250 	rval = qla2x00_start_sp(sp);
3251 	if (rval != QLA_SUCCESS)
3252 		goto done_free_sp;
3253 
3254 	ql_dbg(ql_dbg_disc, vha, 0xffff,
3255 		"Async-%s hdl=%x ID %3phC.\n", sp->name,
3256 		sp->handle, ct_req->req.port_id.port_id);
3257 	return rval;
3258 
3259 done_free_sp:
3260 	if (sp->u.iocb_cmd.u.ctarg.req) {
3261 		dma_free_coherent(&vha->hw->pdev->dev,
3262 			sizeof(struct ct_sns_pkt),
3263 			sp->u.iocb_cmd.u.ctarg.req,
3264 			sp->u.iocb_cmd.u.ctarg.req_dma);
3265 		sp->u.iocb_cmd.u.ctarg.req = NULL;
3266 	}
3267 	if (sp->u.iocb_cmd.u.ctarg.rsp) {
3268 		dma_free_coherent(&vha->hw->pdev->dev,
3269 			sizeof(struct ct_sns_pkt),
3270 			sp->u.iocb_cmd.u.ctarg.rsp,
3271 			sp->u.iocb_cmd.u.ctarg.rsp_dma);
3272 		sp->u.iocb_cmd.u.ctarg.rsp = NULL;
3273 	}
3274 
3275 	sp->free(sp);
3276 done:
3277 	return rval;
3278 }
3279