xref: /openbmc/linux/drivers/scsi/qla2xxx/qla_gs.c (revision 87c2ce3b)
1 /*
2  * QLogic Fibre Channel HBA Driver
3  * Copyright (c)  2003-2005 QLogic Corporation
4  *
5  * See LICENSE.qla2xxx for copyright and licensing details.
6  */
7 #include "qla_def.h"
8 
9 static inline struct ct_sns_req *
10 qla2x00_prep_ct_req(struct ct_sns_req *, uint16_t, uint16_t);
11 
12 static inline struct sns_cmd_pkt *
13 qla2x00_prep_sns_cmd(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t);
14 
15 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
16 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
17 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
18 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
19 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
20 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
21 
22 /**
23  * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query.
24  * @ha: HA context
25  * @req_size: request size in bytes
26  * @rsp_size: response size in bytes
27  *
28  * Returns a pointer to the @ha's ms_iocb.
29  */
30 void *
31 qla2x00_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
32 {
33 	ms_iocb_entry_t *ms_pkt;
34 
35 	ms_pkt = ha->ms_iocb;
36 	memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
37 
38 	ms_pkt->entry_type = MS_IOCB_TYPE;
39 	ms_pkt->entry_count = 1;
40 	SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
41 	ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
42 	ms_pkt->timeout = __constant_cpu_to_le16(25);
43 	ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
44 	ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
45 	ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
46 	ms_pkt->req_bytecount = cpu_to_le32(req_size);
47 
48 	ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
49 	ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
50 	ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
51 
52 	ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
53 	ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
54 	ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
55 
56 	return (ms_pkt);
57 }
58 
59 /**
60  * qla24xx_prep_ms_iocb() - Prepare common CT IOCB fields for SNS CT query.
61  * @ha: HA context
62  * @req_size: request size in bytes
63  * @rsp_size: response size in bytes
64  *
65  * Returns a pointer to the @ha's ms_iocb.
66  */
67 void *
68 qla24xx_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
69 {
70 	struct ct_entry_24xx *ct_pkt;
71 
72 	ct_pkt = (struct ct_entry_24xx *)ha->ms_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 = __constant_cpu_to_le16(NPH_SNS);
78 	ct_pkt->timeout = __constant_cpu_to_le16(25);
79 	ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
80 	ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
81 	ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
82 	ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
83 
84 	ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
85 	ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
86 	ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
87 
88 	ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
89 	ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
90 	ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
91 
92 	return (ct_pkt);
93 }
94 
95 /**
96  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
97  * @ct_req: CT request buffer
98  * @cmd: GS command
99  * @rsp_size: response size in bytes
100  *
101  * Returns a pointer to the intitialized @ct_req.
102  */
103 static inline struct ct_sns_req *
104 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
105 {
106 	memset(ct_req, 0, sizeof(struct ct_sns_pkt));
107 
108 	ct_req->header.revision = 0x01;
109 	ct_req->header.gs_type = 0xFC;
110 	ct_req->header.gs_subtype = 0x02;
111 	ct_req->command = cpu_to_be16(cmd);
112 	ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
113 
114 	return (ct_req);
115 }
116 
117 static int
118 qla2x00_chk_ms_status(scsi_qla_host_t *ha, ms_iocb_entry_t *ms_pkt,
119     struct ct_sns_rsp *ct_rsp, const char *routine)
120 {
121 	int rval;
122 	uint16_t comp_status;
123 
124 	rval = QLA_FUNCTION_FAILED;
125 	if (ms_pkt->entry_status != 0) {
126 		DEBUG2_3(printk("scsi(%ld): %s failed, error status (%x).\n",
127 		    ha->host_no, routine, ms_pkt->entry_status));
128 	} else {
129 		if (IS_QLA24XX(ha) || IS_QLA25XX(ha))
130 			comp_status =
131 			    ((struct ct_entry_24xx *)ms_pkt)->comp_status;
132 		else
133 			comp_status = le16_to_cpu(ms_pkt->status);
134 		switch (comp_status) {
135 		case CS_COMPLETE:
136 		case CS_DATA_UNDERRUN:
137 		case CS_DATA_OVERRUN:		/* Overrun? */
138 			if (ct_rsp->header.response !=
139 			    __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
140 				DEBUG2_3(printk("scsi(%ld): %s failed, "
141 				    "rejected request:\n", ha->host_no,
142 				    routine));
143 				DEBUG2_3(qla2x00_dump_buffer(
144 				    (uint8_t *)&ct_rsp->header,
145 				    sizeof(struct ct_rsp_hdr)));
146 			} else
147 				rval = QLA_SUCCESS;
148 			break;
149 		default:
150 			DEBUG2_3(printk("scsi(%ld): %s failed, completion "
151 			    "status (%x).\n", ha->host_no, routine,
152 			    comp_status));
153 			break;
154 		}
155 	}
156 	return rval;
157 }
158 
159 /**
160  * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
161  * @ha: HA context
162  * @fcport: fcport entry to updated
163  *
164  * Returns 0 on success.
165  */
166 int
167 qla2x00_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
168 {
169 	int		rval;
170 
171 	ms_iocb_entry_t	*ms_pkt;
172 	struct ct_sns_req	*ct_req;
173 	struct ct_sns_rsp	*ct_rsp;
174 
175 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
176 		return (qla2x00_sns_ga_nxt(ha, fcport));
177 	}
178 
179 	/* Issue GA_NXT */
180 	/* Prepare common MS IOCB */
181 	ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GA_NXT_REQ_SIZE, GA_NXT_RSP_SIZE);
182 
183 	/* Prepare CT request */
184 	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
185 	    GA_NXT_RSP_SIZE);
186 	ct_rsp = &ha->ct_sns->p.rsp;
187 
188 	/* Prepare CT arguments -- port_id */
189 	ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
190 	ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
191 	ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
192 
193 	/* Execute MS IOCB */
194 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
195 	    sizeof(ms_iocb_entry_t));
196 	if (rval != QLA_SUCCESS) {
197 		/*EMPTY*/
198 		DEBUG2_3(printk("scsi(%ld): GA_NXT issue IOCB failed (%d).\n",
199 		    ha->host_no, rval));
200 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GA_NXT") !=
201 	    QLA_SUCCESS) {
202 		rval = QLA_FUNCTION_FAILED;
203 	} else {
204 		/* Populate fc_port_t entry. */
205 		fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
206 		fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
207 		fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
208 
209 		memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
210 		    WWN_SIZE);
211 		memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
212 		    WWN_SIZE);
213 
214 		if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
215 		    ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
216 			fcport->d_id.b.domain = 0xf0;
217 
218 		DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
219 		    "nn %02x%02x%02x%02x%02x%02x%02x%02x "
220 		    "pn %02x%02x%02x%02x%02x%02x%02x%02x "
221 		    "portid=%02x%02x%02x.\n",
222 		    ha->host_no,
223 		    fcport->node_name[0], fcport->node_name[1],
224 		    fcport->node_name[2], fcport->node_name[3],
225 		    fcport->node_name[4], fcport->node_name[5],
226 		    fcport->node_name[6], fcport->node_name[7],
227 		    fcport->port_name[0], fcport->port_name[1],
228 		    fcport->port_name[2], fcport->port_name[3],
229 		    fcport->port_name[4], fcport->port_name[5],
230 		    fcport->port_name[6], fcport->port_name[7],
231 		    fcport->d_id.b.domain, fcport->d_id.b.area,
232 		    fcport->d_id.b.al_pa));
233 	}
234 
235 	return (rval);
236 }
237 
238 /**
239  * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
240  * @ha: HA context
241  * @list: switch info entries to populate
242  *
243  * NOTE: Non-Nx_Ports are not requested.
244  *
245  * Returns 0 on success.
246  */
247 int
248 qla2x00_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
249 {
250 	int		rval;
251 	uint16_t	i;
252 
253 	ms_iocb_entry_t	*ms_pkt;
254 	struct ct_sns_req	*ct_req;
255 	struct ct_sns_rsp	*ct_rsp;
256 
257 	struct ct_sns_gid_pt_data *gid_data;
258 
259 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
260 		return (qla2x00_sns_gid_pt(ha, list));
261 	}
262 
263 	gid_data = NULL;
264 
265 	/* Issue GID_PT */
266 	/* Prepare common MS IOCB */
267 	ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GID_PT_REQ_SIZE, GID_PT_RSP_SIZE);
268 
269 	/* Prepare CT request */
270 	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
271 	    GID_PT_RSP_SIZE);
272 	ct_rsp = &ha->ct_sns->p.rsp;
273 
274 	/* Prepare CT arguments -- port_type */
275 	ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
276 
277 	/* Execute MS IOCB */
278 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
279 	    sizeof(ms_iocb_entry_t));
280 	if (rval != QLA_SUCCESS) {
281 		/*EMPTY*/
282 		DEBUG2_3(printk("scsi(%ld): GID_PT issue IOCB failed (%d).\n",
283 		    ha->host_no, rval));
284 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GID_PT") !=
285 	    QLA_SUCCESS) {
286 		rval = QLA_FUNCTION_FAILED;
287 	} else {
288 		/* Set port IDs in switch info list. */
289 		for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
290 			gid_data = &ct_rsp->rsp.gid_pt.entries[i];
291 			list[i].d_id.b.domain = gid_data->port_id[0];
292 			list[i].d_id.b.area = gid_data->port_id[1];
293 			list[i].d_id.b.al_pa = gid_data->port_id[2];
294 
295 			/* Last one exit. */
296 			if (gid_data->control_byte & BIT_7) {
297 				list[i].d_id.b.rsvd_1 = gid_data->control_byte;
298 				break;
299 			}
300 		}
301 
302 		/*
303 		 * If we've used all available slots, then the switch is
304 		 * reporting back more devices than we can handle with this
305 		 * single call.  Return a failed status, and let GA_NXT handle
306 		 * the overload.
307 		 */
308 		if (i == MAX_FIBRE_DEVICES)
309 			rval = QLA_FUNCTION_FAILED;
310 	}
311 
312 	return (rval);
313 }
314 
315 /**
316  * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
317  * @ha: HA context
318  * @list: switch info entries to populate
319  *
320  * Returns 0 on success.
321  */
322 int
323 qla2x00_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
324 {
325 	int		rval;
326 	uint16_t	i;
327 
328 	ms_iocb_entry_t	*ms_pkt;
329 	struct ct_sns_req	*ct_req;
330 	struct ct_sns_rsp	*ct_rsp;
331 
332 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
333 		return (qla2x00_sns_gpn_id(ha, list));
334 	}
335 
336 	for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
337 		/* Issue GPN_ID */
338 		/* Prepare common MS IOCB */
339 		ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GPN_ID_REQ_SIZE,
340 		    GPN_ID_RSP_SIZE);
341 
342 		/* Prepare CT request */
343 		ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
344 		    GPN_ID_RSP_SIZE);
345 		ct_rsp = &ha->ct_sns->p.rsp;
346 
347 		/* Prepare CT arguments -- port_id */
348 		ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
349 		ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
350 		ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
351 
352 		/* Execute MS IOCB */
353 		rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
354 		    sizeof(ms_iocb_entry_t));
355 		if (rval != QLA_SUCCESS) {
356 			/*EMPTY*/
357 			DEBUG2_3(printk("scsi(%ld): GPN_ID issue IOCB failed "
358 			    "(%d).\n", ha->host_no, rval));
359 		} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
360 		    "GPN_ID") != QLA_SUCCESS) {
361 			rval = QLA_FUNCTION_FAILED;
362 		} else {
363 			/* Save portname */
364 			memcpy(list[i].port_name,
365 			    ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
366 		}
367 
368 		/* Last device exit. */
369 		if (list[i].d_id.b.rsvd_1 != 0)
370 			break;
371 	}
372 
373 	return (rval);
374 }
375 
376 /**
377  * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
378  * @ha: HA context
379  * @list: switch info entries to populate
380  *
381  * Returns 0 on success.
382  */
383 int
384 qla2x00_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
385 {
386 	int		rval;
387 	uint16_t	i;
388 
389 	ms_iocb_entry_t	*ms_pkt;
390 	struct ct_sns_req	*ct_req;
391 	struct ct_sns_rsp	*ct_rsp;
392 
393 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
394 		return (qla2x00_sns_gnn_id(ha, list));
395 	}
396 
397 	for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
398 		/* Issue GNN_ID */
399 		/* Prepare common MS IOCB */
400 		ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GNN_ID_REQ_SIZE,
401 		    GNN_ID_RSP_SIZE);
402 
403 		/* Prepare CT request */
404 		ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
405 		    GNN_ID_RSP_SIZE);
406 		ct_rsp = &ha->ct_sns->p.rsp;
407 
408 		/* Prepare CT arguments -- port_id */
409 		ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
410 		ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
411 		ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
412 
413 		/* Execute MS IOCB */
414 		rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
415 		    sizeof(ms_iocb_entry_t));
416 		if (rval != QLA_SUCCESS) {
417 			/*EMPTY*/
418 			DEBUG2_3(printk("scsi(%ld): GNN_ID issue IOCB failed "
419 			    "(%d).\n", ha->host_no, rval));
420 		} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
421 		    "GNN_ID") != QLA_SUCCESS) {
422 			rval = QLA_FUNCTION_FAILED;
423 		} else {
424 			/* Save nodename */
425 			memcpy(list[i].node_name,
426 			    ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
427 
428 			DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
429 			    "nn %02x%02x%02x%02x%02x%02x%02x%02x "
430 			    "pn %02x%02x%02x%02x%02x%02x%02x%02x "
431 			    "portid=%02x%02x%02x.\n",
432 			    ha->host_no,
433 			    list[i].node_name[0], list[i].node_name[1],
434 			    list[i].node_name[2], list[i].node_name[3],
435 			    list[i].node_name[4], list[i].node_name[5],
436 			    list[i].node_name[6], list[i].node_name[7],
437 			    list[i].port_name[0], list[i].port_name[1],
438 			    list[i].port_name[2], list[i].port_name[3],
439 			    list[i].port_name[4], list[i].port_name[5],
440 			    list[i].port_name[6], list[i].port_name[7],
441 			    list[i].d_id.b.domain, list[i].d_id.b.area,
442 			    list[i].d_id.b.al_pa));
443 		}
444 
445 		/* Last device exit. */
446 		if (list[i].d_id.b.rsvd_1 != 0)
447 			break;
448 	}
449 
450 	return (rval);
451 }
452 
453 /**
454  * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
455  * @ha: HA context
456  *
457  * Returns 0 on success.
458  */
459 int
460 qla2x00_rft_id(scsi_qla_host_t *ha)
461 {
462 	int		rval;
463 
464 	ms_iocb_entry_t	*ms_pkt;
465 	struct ct_sns_req	*ct_req;
466 	struct ct_sns_rsp	*ct_rsp;
467 
468 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
469 		return (qla2x00_sns_rft_id(ha));
470 	}
471 
472 	/* Issue RFT_ID */
473 	/* Prepare common MS IOCB */
474 	ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RFT_ID_REQ_SIZE, RFT_ID_RSP_SIZE);
475 
476 	/* Prepare CT request */
477 	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
478 	    RFT_ID_RSP_SIZE);
479 	ct_rsp = &ha->ct_sns->p.rsp;
480 
481 	/* Prepare CT arguments -- port_id, FC-4 types */
482 	ct_req->req.rft_id.port_id[0] = ha->d_id.b.domain;
483 	ct_req->req.rft_id.port_id[1] = ha->d_id.b.area;
484 	ct_req->req.rft_id.port_id[2] = ha->d_id.b.al_pa;
485 
486 	ct_req->req.rft_id.fc4_types[2] = 0x01;		/* FCP-3 */
487 
488 	/* Execute MS IOCB */
489 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
490 	    sizeof(ms_iocb_entry_t));
491 	if (rval != QLA_SUCCESS) {
492 		/*EMPTY*/
493 		DEBUG2_3(printk("scsi(%ld): RFT_ID issue IOCB failed (%d).\n",
494 		    ha->host_no, rval));
495 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFT_ID") !=
496 	    QLA_SUCCESS) {
497 		rval = QLA_FUNCTION_FAILED;
498 	} else {
499 		DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
500 		    ha->host_no));
501 	}
502 
503 	return (rval);
504 }
505 
506 /**
507  * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
508  * @ha: HA context
509  *
510  * Returns 0 on success.
511  */
512 int
513 qla2x00_rff_id(scsi_qla_host_t *ha)
514 {
515 	int		rval;
516 
517 	ms_iocb_entry_t	*ms_pkt;
518 	struct ct_sns_req	*ct_req;
519 	struct ct_sns_rsp	*ct_rsp;
520 
521 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
522 		DEBUG2(printk("scsi(%ld): RFF_ID call unsupported on "
523 		    "ISP2100/ISP2200.\n", ha->host_no));
524 		return (QLA_SUCCESS);
525 	}
526 
527 	/* Issue RFF_ID */
528 	/* Prepare common MS IOCB */
529 	ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RFF_ID_REQ_SIZE, RFF_ID_RSP_SIZE);
530 
531 	/* Prepare CT request */
532 	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
533 	    RFF_ID_RSP_SIZE);
534 	ct_rsp = &ha->ct_sns->p.rsp;
535 
536 	/* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
537 	ct_req->req.rff_id.port_id[0] = ha->d_id.b.domain;
538 	ct_req->req.rff_id.port_id[1] = ha->d_id.b.area;
539 	ct_req->req.rff_id.port_id[2] = ha->d_id.b.al_pa;
540 
541 	ct_req->req.rff_id.fc4_type = 0x08;		/* SCSI - FCP */
542 
543 	/* Execute MS IOCB */
544 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
545 	    sizeof(ms_iocb_entry_t));
546 	if (rval != QLA_SUCCESS) {
547 		/*EMPTY*/
548 		DEBUG2_3(printk("scsi(%ld): RFF_ID issue IOCB failed (%d).\n",
549 		    ha->host_no, rval));
550 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFF_ID") !=
551 	    QLA_SUCCESS) {
552 		rval = QLA_FUNCTION_FAILED;
553 	} else {
554 		DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n",
555 		    ha->host_no));
556 	}
557 
558 	return (rval);
559 }
560 
561 /**
562  * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
563  * @ha: HA context
564  *
565  * Returns 0 on success.
566  */
567 int
568 qla2x00_rnn_id(scsi_qla_host_t *ha)
569 {
570 	int		rval;
571 
572 	ms_iocb_entry_t	*ms_pkt;
573 	struct ct_sns_req	*ct_req;
574 	struct ct_sns_rsp	*ct_rsp;
575 
576 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
577 		return (qla2x00_sns_rnn_id(ha));
578 	}
579 
580 	/* Issue RNN_ID */
581 	/* Prepare common MS IOCB */
582 	ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RNN_ID_REQ_SIZE, RNN_ID_RSP_SIZE);
583 
584 	/* Prepare CT request */
585 	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
586 	    RNN_ID_RSP_SIZE);
587 	ct_rsp = &ha->ct_sns->p.rsp;
588 
589 	/* Prepare CT arguments -- port_id, node_name */
590 	ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain;
591 	ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area;
592 	ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa;
593 
594 	memcpy(ct_req->req.rnn_id.node_name, ha->node_name, WWN_SIZE);
595 
596 	/* Execute MS IOCB */
597 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
598 	    sizeof(ms_iocb_entry_t));
599 	if (rval != QLA_SUCCESS) {
600 		/*EMPTY*/
601 		DEBUG2_3(printk("scsi(%ld): RNN_ID issue IOCB failed (%d).\n",
602 		    ha->host_no, rval));
603 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RNN_ID") !=
604 	    QLA_SUCCESS) {
605 		rval = QLA_FUNCTION_FAILED;
606 	} else {
607 		DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
608 		    ha->host_no));
609 	}
610 
611 	return (rval);
612 }
613 
614 /**
615  * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
616  * @ha: HA context
617  *
618  * Returns 0 on success.
619  */
620 int
621 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
622 {
623 	int		rval;
624 	uint8_t		*snn;
625 	uint8_t		version[20];
626 
627 	ms_iocb_entry_t	*ms_pkt;
628 	struct ct_sns_req	*ct_req;
629 	struct ct_sns_rsp	*ct_rsp;
630 
631 	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
632 		DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
633 		    "ISP2100/ISP2200.\n", ha->host_no));
634 		return (QLA_SUCCESS);
635 	}
636 
637 	/* Issue RSNN_NN */
638 	/* Prepare common MS IOCB */
639 	/*   Request size adjusted after CT preparation */
640 	ms_pkt = ha->isp_ops.prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
641 
642 	/* Prepare CT request */
643 	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
644 	    RSNN_NN_RSP_SIZE);
645 	ct_rsp = &ha->ct_sns->p.rsp;
646 
647 	/* Prepare CT arguments -- node_name, symbolic node_name, size */
648 	memcpy(ct_req->req.rsnn_nn.node_name, ha->node_name, WWN_SIZE);
649 
650 	/* Prepare the Symbolic Node Name */
651 	/* Board type */
652 	snn = ct_req->req.rsnn_nn.sym_node_name;
653 	strcpy(snn, ha->model_number);
654 	/* Firmware version */
655 	strcat(snn, " FW:v");
656 	sprintf(version, "%d.%02d.%02d", ha->fw_major_version,
657 	    ha->fw_minor_version, ha->fw_subminor_version);
658 	strcat(snn, version);
659 	/* Driver version */
660 	strcat(snn, " DVR:v");
661 	strcat(snn, qla2x00_version_str);
662 
663 	/* Calculate SNN length */
664 	ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(snn);
665 
666 	/* Update MS IOCB request */
667 	ms_pkt->req_bytecount =
668 	    cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
669 	ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
670 
671 	/* Execute MS IOCB */
672 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
673 	    sizeof(ms_iocb_entry_t));
674 	if (rval != QLA_SUCCESS) {
675 		/*EMPTY*/
676 		DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
677 		    ha->host_no, rval));
678 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RSNN_NN") !=
679 	    QLA_SUCCESS) {
680 		rval = QLA_FUNCTION_FAILED;
681 	} else {
682 		DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
683 		    ha->host_no));
684 	}
685 
686 	return (rval);
687 }
688 
689 
690 /**
691  * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
692  * @ha: HA context
693  * @cmd: GS command
694  * @scmd_len: Subcommand length
695  * @data_size: response size in bytes
696  *
697  * Returns a pointer to the @ha's sns_cmd.
698  */
699 static inline struct sns_cmd_pkt *
700 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
701     uint16_t data_size)
702 {
703 	uint16_t		wc;
704 	struct sns_cmd_pkt	*sns_cmd;
705 
706 	sns_cmd = ha->sns_cmd;
707 	memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
708 	wc = data_size / 2;			/* Size in 16bit words. */
709 	sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
710 	sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
711 	sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
712 	sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
713 	sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
714 	wc = (data_size - 16) / 4;		/* Size in 32bit words. */
715 	sns_cmd->p.cmd.size = cpu_to_le16(wc);
716 
717 	return (sns_cmd);
718 }
719 
720 /**
721  * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
722  * @ha: HA context
723  * @fcport: fcport entry to updated
724  *
725  * This command uses the old Exectute SNS Command mailbox routine.
726  *
727  * Returns 0 on success.
728  */
729 static int
730 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
731 {
732 	int		rval;
733 
734 	struct sns_cmd_pkt	*sns_cmd;
735 
736 	/* Issue GA_NXT. */
737 	/* Prepare SNS command request. */
738 	sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
739 	    GA_NXT_SNS_DATA_SIZE);
740 
741 	/* Prepare SNS command arguments -- port_id. */
742 	sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
743 	sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
744 	sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
745 
746 	/* Execute SNS command. */
747 	rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
748 	    sizeof(struct sns_cmd_pkt));
749 	if (rval != QLA_SUCCESS) {
750 		/*EMPTY*/
751 		DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
752 		    ha->host_no, rval));
753 	} else if (sns_cmd->p.gan_data[8] != 0x80 ||
754 	    sns_cmd->p.gan_data[9] != 0x02) {
755 		DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
756 		    "ga_nxt_rsp:\n", ha->host_no));
757 		DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
758 		rval = QLA_FUNCTION_FAILED;
759 	} else {
760 		/* Populate fc_port_t entry. */
761 		fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
762 		fcport->d_id.b.area = sns_cmd->p.gan_data[18];
763 		fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
764 
765 		memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
766 		memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
767 
768 		if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
769 		    sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
770 			fcport->d_id.b.domain = 0xf0;
771 
772 		DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
773 		    "nn %02x%02x%02x%02x%02x%02x%02x%02x "
774 		    "pn %02x%02x%02x%02x%02x%02x%02x%02x "
775 		    "portid=%02x%02x%02x.\n",
776 		    ha->host_no,
777 		    fcport->node_name[0], fcport->node_name[1],
778 		    fcport->node_name[2], fcport->node_name[3],
779 		    fcport->node_name[4], fcport->node_name[5],
780 		    fcport->node_name[6], fcport->node_name[7],
781 		    fcport->port_name[0], fcport->port_name[1],
782 		    fcport->port_name[2], fcport->port_name[3],
783 		    fcport->port_name[4], fcport->port_name[5],
784 		    fcport->port_name[6], fcport->port_name[7],
785 		    fcport->d_id.b.domain, fcport->d_id.b.area,
786 		    fcport->d_id.b.al_pa));
787 	}
788 
789 	return (rval);
790 }
791 
792 /**
793  * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
794  * @ha: HA context
795  * @list: switch info entries to populate
796  *
797  * This command uses the old Exectute SNS Command mailbox routine.
798  *
799  * NOTE: Non-Nx_Ports are not requested.
800  *
801  * Returns 0 on success.
802  */
803 static int
804 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
805 {
806 	int		rval;
807 
808 	uint16_t	i;
809 	uint8_t		*entry;
810 	struct sns_cmd_pkt	*sns_cmd;
811 
812 	/* Issue GID_PT. */
813 	/* Prepare SNS command request. */
814 	sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
815 	    GID_PT_SNS_DATA_SIZE);
816 
817 	/* Prepare SNS command arguments -- port_type. */
818 	sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
819 
820 	/* Execute SNS command. */
821 	rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
822 	    sizeof(struct sns_cmd_pkt));
823 	if (rval != QLA_SUCCESS) {
824 		/*EMPTY*/
825 		DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
826 		    ha->host_no, rval));
827 	} else if (sns_cmd->p.gid_data[8] != 0x80 ||
828 	    sns_cmd->p.gid_data[9] != 0x02) {
829 		DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
830 		    "gid_rsp:\n", ha->host_no));
831 		DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
832 		rval = QLA_FUNCTION_FAILED;
833 	} else {
834 		/* Set port IDs in switch info list. */
835 		for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
836 			entry = &sns_cmd->p.gid_data[(i * 4) + 16];
837 			list[i].d_id.b.domain = entry[1];
838 			list[i].d_id.b.area = entry[2];
839 			list[i].d_id.b.al_pa = entry[3];
840 
841 			/* Last one exit. */
842 			if (entry[0] & BIT_7) {
843 				list[i].d_id.b.rsvd_1 = entry[0];
844 				break;
845 			}
846 		}
847 
848 		/*
849 		 * If we've used all available slots, then the switch is
850 		 * reporting back more devices that we can handle with this
851 		 * single call.  Return a failed status, and let GA_NXT handle
852 		 * the overload.
853 		 */
854 		if (i == MAX_FIBRE_DEVICES)
855 			rval = QLA_FUNCTION_FAILED;
856 	}
857 
858 	return (rval);
859 }
860 
861 /**
862  * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
863  * @ha: HA context
864  * @list: switch info entries to populate
865  *
866  * This command uses the old Exectute SNS Command mailbox routine.
867  *
868  * Returns 0 on success.
869  */
870 static int
871 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
872 {
873 	int		rval;
874 
875 	uint16_t	i;
876 	struct sns_cmd_pkt	*sns_cmd;
877 
878 	for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
879 		/* Issue GPN_ID */
880 		/* Prepare SNS command request. */
881 		sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
882 		    GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
883 
884 		/* Prepare SNS command arguments -- port_id. */
885 		sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
886 		sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
887 		sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
888 
889 		/* Execute SNS command. */
890 		rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
891 		    GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
892 		if (rval != QLA_SUCCESS) {
893 			/*EMPTY*/
894 			DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
895 			    "(%d).\n", ha->host_no, rval));
896 		} else if (sns_cmd->p.gpn_data[8] != 0x80 ||
897 		    sns_cmd->p.gpn_data[9] != 0x02) {
898 			DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
899 			    "request, gpn_rsp:\n", ha->host_no));
900 			DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
901 			rval = QLA_FUNCTION_FAILED;
902 		} else {
903 			/* Save portname */
904 			memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
905 			    WWN_SIZE);
906 		}
907 
908 		/* Last device exit. */
909 		if (list[i].d_id.b.rsvd_1 != 0)
910 			break;
911 	}
912 
913 	return (rval);
914 }
915 
916 /**
917  * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
918  * @ha: HA context
919  * @list: switch info entries to populate
920  *
921  * This command uses the old Exectute SNS Command mailbox routine.
922  *
923  * Returns 0 on success.
924  */
925 static int
926 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
927 {
928 	int		rval;
929 
930 	uint16_t	i;
931 	struct sns_cmd_pkt	*sns_cmd;
932 
933 	for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
934 		/* Issue GNN_ID */
935 		/* Prepare SNS command request. */
936 		sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
937 		    GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
938 
939 		/* Prepare SNS command arguments -- port_id. */
940 		sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
941 		sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
942 		sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
943 
944 		/* Execute SNS command. */
945 		rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
946 		    GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
947 		if (rval != QLA_SUCCESS) {
948 			/*EMPTY*/
949 			DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
950 			    "(%d).\n", ha->host_no, rval));
951 		} else if (sns_cmd->p.gnn_data[8] != 0x80 ||
952 		    sns_cmd->p.gnn_data[9] != 0x02) {
953 			DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
954 			    "request, gnn_rsp:\n", ha->host_no));
955 			DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
956 			rval = QLA_FUNCTION_FAILED;
957 		} else {
958 			/* Save nodename */
959 			memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
960 			    WWN_SIZE);
961 
962 			DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
963 			    "nn %02x%02x%02x%02x%02x%02x%02x%02x "
964 			    "pn %02x%02x%02x%02x%02x%02x%02x%02x "
965 			    "portid=%02x%02x%02x.\n",
966 			    ha->host_no,
967 			    list[i].node_name[0], list[i].node_name[1],
968 			    list[i].node_name[2], list[i].node_name[3],
969 			    list[i].node_name[4], list[i].node_name[5],
970 			    list[i].node_name[6], list[i].node_name[7],
971 			    list[i].port_name[0], list[i].port_name[1],
972 			    list[i].port_name[2], list[i].port_name[3],
973 			    list[i].port_name[4], list[i].port_name[5],
974 			    list[i].port_name[6], list[i].port_name[7],
975 			    list[i].d_id.b.domain, list[i].d_id.b.area,
976 			    list[i].d_id.b.al_pa));
977 		}
978 
979 		/* Last device exit. */
980 		if (list[i].d_id.b.rsvd_1 != 0)
981 			break;
982 	}
983 
984 	return (rval);
985 }
986 
987 /**
988  * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
989  * @ha: HA context
990  *
991  * This command uses the old Exectute SNS Command mailbox routine.
992  *
993  * Returns 0 on success.
994  */
995 static int
996 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
997 {
998 	int		rval;
999 
1000 	struct sns_cmd_pkt	*sns_cmd;
1001 
1002 	/* Issue RFT_ID. */
1003 	/* Prepare SNS command request. */
1004 	sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1005 	    RFT_ID_SNS_DATA_SIZE);
1006 
1007 	/* Prepare SNS command arguments -- port_id, FC-4 types */
1008 	sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1009 	sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1010 	sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1011 
1012 	sns_cmd->p.cmd.param[5] = 0x01;			/* FCP-3 */
1013 
1014 	/* Execute SNS command. */
1015 	rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1016 	    sizeof(struct sns_cmd_pkt));
1017 	if (rval != QLA_SUCCESS) {
1018 		/*EMPTY*/
1019 		DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
1020 		    ha->host_no, rval));
1021 	} else if (sns_cmd->p.rft_data[8] != 0x80 ||
1022 	    sns_cmd->p.rft_data[9] != 0x02) {
1023 		DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
1024 		    "rft_rsp:\n", ha->host_no));
1025 		DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
1026 		rval = QLA_FUNCTION_FAILED;
1027 	} else {
1028 		DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
1029 		    ha->host_no));
1030 	}
1031 
1032 	return (rval);
1033 }
1034 
1035 /**
1036  * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1037  * HBA.
1038  * @ha: HA context
1039  *
1040  * This command uses the old Exectute SNS Command mailbox routine.
1041  *
1042  * Returns 0 on success.
1043  */
1044 static int
1045 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1046 {
1047 	int		rval;
1048 
1049 	struct sns_cmd_pkt	*sns_cmd;
1050 
1051 	/* Issue RNN_ID. */
1052 	/* Prepare SNS command request. */
1053 	sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1054 	    RNN_ID_SNS_DATA_SIZE);
1055 
1056 	/* Prepare SNS command arguments -- port_id, nodename. */
1057 	sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1058 	sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1059 	sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1060 
1061 	sns_cmd->p.cmd.param[4] = ha->node_name[7];
1062 	sns_cmd->p.cmd.param[5] = ha->node_name[6];
1063 	sns_cmd->p.cmd.param[6] = ha->node_name[5];
1064 	sns_cmd->p.cmd.param[7] = ha->node_name[4];
1065 	sns_cmd->p.cmd.param[8] = ha->node_name[3];
1066 	sns_cmd->p.cmd.param[9] = ha->node_name[2];
1067 	sns_cmd->p.cmd.param[10] = ha->node_name[1];
1068 	sns_cmd->p.cmd.param[11] = ha->node_name[0];
1069 
1070 	/* Execute SNS command. */
1071 	rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1072 	    sizeof(struct sns_cmd_pkt));
1073 	if (rval != QLA_SUCCESS) {
1074 		/*EMPTY*/
1075 		DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1076 		    ha->host_no, rval));
1077 	} else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1078 	    sns_cmd->p.rnn_data[9] != 0x02) {
1079 		DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1080 		    "rnn_rsp:\n", ha->host_no));
1081 		DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1082 		rval = QLA_FUNCTION_FAILED;
1083 	} else {
1084 		DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
1085 		    ha->host_no));
1086 	}
1087 
1088 	return (rval);
1089 }
1090 
1091 /**
1092  * qla2x00_mgmt_svr_login() - Login to fabric Managment Service.
1093  * @ha: HA context
1094  *
1095  * Returns 0 on success.
1096  */
1097 static int
1098 qla2x00_mgmt_svr_login(scsi_qla_host_t *ha)
1099 {
1100 	int ret;
1101 	uint16_t mb[MAILBOX_REGISTER_COUNT];
1102 
1103 	ret = QLA_SUCCESS;
1104 	if (ha->flags.management_server_logged_in)
1105 		return ret;
1106 
1107 	ha->isp_ops.fabric_login(ha, ha->mgmt_svr_loop_id, 0xff, 0xff, 0xfa,
1108 	    mb, BIT_1);
1109 	if (mb[0] != MBS_COMMAND_COMPLETE) {
1110 		DEBUG2_13(printk("%s(%ld): Failed MANAGEMENT_SERVER login: "
1111 		    "loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x\n",
1112 		    __func__, ha->host_no, ha->mgmt_svr_loop_id, mb[0], mb[1],
1113 		    mb[2], mb[6], mb[7]));
1114 		ret = QLA_FUNCTION_FAILED;
1115 	} else
1116 		ha->flags.management_server_logged_in = 1;
1117 
1118 	return ret;
1119 }
1120 
1121 /**
1122  * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1123  * @ha: HA context
1124  * @req_size: request size in bytes
1125  * @rsp_size: response size in bytes
1126  *
1127  * Returns a pointer to the @ha's ms_iocb.
1128  */
1129 void *
1130 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1131     uint32_t rsp_size)
1132 {
1133 	ms_iocb_entry_t *ms_pkt;
1134 
1135 	ms_pkt = ha->ms_iocb;
1136 	memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1137 
1138 	ms_pkt->entry_type = MS_IOCB_TYPE;
1139 	ms_pkt->entry_count = 1;
1140 	SET_TARGET_ID(ha, ms_pkt->loop_id, ha->mgmt_svr_loop_id);
1141 	ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
1142 	ms_pkt->timeout = __constant_cpu_to_le16(59);
1143 	ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1144 	ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
1145 	ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1146 	ms_pkt->req_bytecount = cpu_to_le32(req_size);
1147 
1148 	ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1149 	ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1150 	ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1151 
1152 	ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1153 	ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1154 	ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1155 
1156 	return ms_pkt;
1157 }
1158 
1159 /**
1160  * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1161  * @ha: HA context
1162  * @req_size: request size in bytes
1163  * @rsp_size: response size in bytes
1164  *
1165  * Returns a pointer to the @ha's ms_iocb.
1166  */
1167 void *
1168 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1169     uint32_t rsp_size)
1170 {
1171 	struct ct_entry_24xx *ct_pkt;
1172 
1173 	ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1174 	memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1175 
1176 	ct_pkt->entry_type = CT_IOCB_TYPE;
1177 	ct_pkt->entry_count = 1;
1178 	ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id);
1179 	ct_pkt->timeout = __constant_cpu_to_le16(59);
1180 	ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1181 	ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1182 	ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1183 	ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1184 
1185 	ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1186 	ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1187 	ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1188 
1189 	ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1190 	ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1191 	ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1192 
1193 	return ct_pkt;
1194 }
1195 
1196 static inline ms_iocb_entry_t *
1197 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size)
1198 {
1199 	ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1200 	struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1201 
1202 	if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) {
1203 		ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1204 		ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1205 	} else {
1206 		ms_pkt->req_bytecount = cpu_to_le32(req_size);
1207 		ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1208 	}
1209 
1210 	return ms_pkt;
1211 }
1212 
1213 /**
1214  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1215  * @ct_req: CT request buffer
1216  * @cmd: GS command
1217  * @rsp_size: response size in bytes
1218  *
1219  * Returns a pointer to the intitialized @ct_req.
1220  */
1221 static inline struct ct_sns_req *
1222 qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd,
1223     uint16_t rsp_size)
1224 {
1225 	memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1226 
1227 	ct_req->header.revision = 0x01;
1228 	ct_req->header.gs_type = 0xFA;
1229 	ct_req->header.gs_subtype = 0x10;
1230 	ct_req->command = cpu_to_be16(cmd);
1231 	ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1232 
1233 	return ct_req;
1234 }
1235 
1236 /**
1237  * qla2x00_fdmi_rhba() -
1238  * @ha: HA context
1239  *
1240  * Returns 0 on success.
1241  */
1242 static int
1243 qla2x00_fdmi_rhba(scsi_qla_host_t *ha)
1244 {
1245 	int rval, alen;
1246 	uint32_t size, sn;
1247 
1248 	ms_iocb_entry_t *ms_pkt;
1249 	struct ct_sns_req *ct_req;
1250 	struct ct_sns_rsp *ct_rsp;
1251 	uint8_t *entries;
1252 	struct ct_fdmi_hba_attr *eiter;
1253 
1254 	/* Issue RHBA */
1255 	/* Prepare common MS IOCB */
1256 	/*   Request size adjusted after CT preparation */
1257 	ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RHBA_RSP_SIZE);
1258 
1259 	/* Prepare CT request */
1260 	ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD,
1261 	    RHBA_RSP_SIZE);
1262 	ct_rsp = &ha->ct_sns->p.rsp;
1263 
1264 	/* Prepare FDMI command arguments -- attribute block, attributes. */
1265 	memcpy(ct_req->req.rhba.hba_identifier, ha->port_name, WWN_SIZE);
1266 	ct_req->req.rhba.entry_count = __constant_cpu_to_be32(1);
1267 	memcpy(ct_req->req.rhba.port_name, ha->port_name, WWN_SIZE);
1268 	size = 2 * WWN_SIZE + 4 + 4;
1269 
1270 	/* Attributes */
1271 	ct_req->req.rhba.attrs.count =
1272 	    __constant_cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1273 	entries = ct_req->req.rhba.hba_identifier;
1274 
1275 	/* Nodename. */
1276 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1277 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_NODE_NAME);
1278 	eiter->len = __constant_cpu_to_be16(4 + WWN_SIZE);
1279 	memcpy(eiter->a.node_name, ha->node_name, WWN_SIZE);
1280 	size += 4 + WWN_SIZE;
1281 
1282 	DEBUG13(printk("%s(%ld): NODENAME=%02x%02x%02x%02x%02x%02x%02x%02x.\n",
1283 	    __func__, ha->host_no,
1284 	    eiter->a.node_name[0], eiter->a.node_name[1], eiter->a.node_name[2],
1285 	    eiter->a.node_name[3], eiter->a.node_name[4], eiter->a.node_name[5],
1286 	    eiter->a.node_name[6], eiter->a.node_name[7]));
1287 
1288 	/* Manufacturer. */
1289 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1290 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_MANUFACTURER);
1291 	strcpy(eiter->a.manufacturer, "QLogic Corporation");
1292 	alen = strlen(eiter->a.manufacturer);
1293 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1294 	eiter->len = cpu_to_be16(4 + alen);
1295 	size += 4 + alen;
1296 
1297 	DEBUG13(printk("%s(%ld): MANUFACTURER=%s.\n", __func__, ha->host_no,
1298 	    eiter->a.manufacturer));
1299 
1300 	/* Serial number. */
1301 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1302 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1303 	sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1304 	sprintf(eiter->a.serial_num, "%c%05d", 'A' + sn / 100000, sn % 100000);
1305 	alen = strlen(eiter->a.serial_num);
1306 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1307 	eiter->len = cpu_to_be16(4 + alen);
1308 	size += 4 + alen;
1309 
1310 	DEBUG13(printk("%s(%ld): SERIALNO=%s.\n", __func__, ha->host_no,
1311 	    eiter->a.serial_num));
1312 
1313 	/* Model name. */
1314 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1315 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL);
1316 	strcpy(eiter->a.model, ha->model_number);
1317 	alen = strlen(eiter->a.model);
1318 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1319 	eiter->len = cpu_to_be16(4 + alen);
1320 	size += 4 + alen;
1321 
1322 	DEBUG13(printk("%s(%ld): MODEL_NAME=%s.\n", __func__, ha->host_no,
1323 	    eiter->a.model));
1324 
1325 	/* Model description. */
1326 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1327 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1328 	if (ha->model_desc)
1329 		strncpy(eiter->a.model_desc, ha->model_desc, 80);
1330 	alen = strlen(eiter->a.model_desc);
1331 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1332 	eiter->len = cpu_to_be16(4 + alen);
1333 	size += 4 + alen;
1334 
1335 	DEBUG13(printk("%s(%ld): MODEL_DESC=%s.\n", __func__, ha->host_no,
1336 	    eiter->a.model_desc));
1337 
1338 	/* Hardware version. */
1339 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1340 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1341 	strcpy(eiter->a.hw_version, ha->adapter_id);
1342 	alen = strlen(eiter->a.hw_version);
1343 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1344 	eiter->len = cpu_to_be16(4 + alen);
1345 	size += 4 + alen;
1346 
1347 	DEBUG13(printk("%s(%ld): HARDWAREVER=%s.\n", __func__, ha->host_no,
1348 	    eiter->a.hw_version));
1349 
1350 	/* Driver version. */
1351 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1352 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1353 	strcpy(eiter->a.driver_version, qla2x00_version_str);
1354 	alen = strlen(eiter->a.driver_version);
1355 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1356 	eiter->len = cpu_to_be16(4 + alen);
1357 	size += 4 + alen;
1358 
1359 	DEBUG13(printk("%s(%ld): DRIVERVER=%s.\n", __func__, ha->host_no,
1360 	    eiter->a.driver_version));
1361 
1362 	/* Option ROM version. */
1363 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1364 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1365 	strcpy(eiter->a.orom_version, "0.00");
1366 	alen = strlen(eiter->a.orom_version);
1367 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1368 	eiter->len = cpu_to_be16(4 + alen);
1369 	size += 4 + alen;
1370 
1371 	DEBUG13(printk("%s(%ld): OPTROMVER=%s.\n", __func__, ha->host_no,
1372 	    eiter->a.orom_version));
1373 
1374 	/* Firmware version */
1375 	eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1376 	eiter->type = __constant_cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1377 	ha->isp_ops.fw_version_str(ha, eiter->a.fw_version);
1378 	alen = strlen(eiter->a.fw_version);
1379 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1380 	eiter->len = cpu_to_be16(4 + alen);
1381 	size += 4 + alen;
1382 
1383 	DEBUG13(printk("%s(%ld): FIRMWAREVER=%s.\n", __func__, ha->host_no,
1384 	    eiter->a.fw_version));
1385 
1386 	/* Update MS request size. */
1387 	qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1388 
1389 	DEBUG13(printk("%s(%ld): RHBA identifier="
1390 	    "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1391 	    ha->host_no, ct_req->req.rhba.hba_identifier[0],
1392 	    ct_req->req.rhba.hba_identifier[1],
1393 	    ct_req->req.rhba.hba_identifier[2],
1394 	    ct_req->req.rhba.hba_identifier[3],
1395 	    ct_req->req.rhba.hba_identifier[4],
1396 	    ct_req->req.rhba.hba_identifier[5],
1397 	    ct_req->req.rhba.hba_identifier[6],
1398 	    ct_req->req.rhba.hba_identifier[7], size));
1399 	DEBUG13(qla2x00_dump_buffer(entries, size));
1400 
1401 	/* Execute MS IOCB */
1402 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1403 	    sizeof(ms_iocb_entry_t));
1404 	if (rval != QLA_SUCCESS) {
1405 		/*EMPTY*/
1406 		DEBUG2_3(printk("scsi(%ld): RHBA issue IOCB failed (%d).\n",
1407 		    ha->host_no, rval));
1408 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RHBA") !=
1409 	    QLA_SUCCESS) {
1410 		rval = QLA_FUNCTION_FAILED;
1411 		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1412 		    ct_rsp->header.explanation_code ==
1413 		    CT_EXPL_ALREADY_REGISTERED) {
1414 			DEBUG2_13(printk("%s(%ld): HBA already registered.\n",
1415 			    __func__, ha->host_no));
1416 			rval = QLA_ALREADY_REGISTERED;
1417 		}
1418 	} else {
1419 		DEBUG2(printk("scsi(%ld): RHBA exiting normally.\n",
1420 		    ha->host_no));
1421 	}
1422 
1423 	return rval;
1424 }
1425 
1426 /**
1427  * qla2x00_fdmi_dhba() -
1428  * @ha: HA context
1429  *
1430  * Returns 0 on success.
1431  */
1432 static int
1433 qla2x00_fdmi_dhba(scsi_qla_host_t *ha)
1434 {
1435 	int rval;
1436 
1437 	ms_iocb_entry_t *ms_pkt;
1438 	struct ct_sns_req *ct_req;
1439 	struct ct_sns_rsp *ct_rsp;
1440 
1441 	/* Issue RPA */
1442 	/* Prepare common MS IOCB */
1443 	ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, DHBA_REQ_SIZE,
1444 	    DHBA_RSP_SIZE);
1445 
1446 	/* Prepare CT request */
1447 	ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD,
1448 	    DHBA_RSP_SIZE);
1449 	ct_rsp = &ha->ct_sns->p.rsp;
1450 
1451 	/* Prepare FDMI command arguments -- portname. */
1452 	memcpy(ct_req->req.dhba.port_name, ha->port_name, WWN_SIZE);
1453 
1454 	DEBUG13(printk("%s(%ld): DHBA portname="
1455 	    "%02x%02x%02x%02x%02x%02x%02x%02x.\n", __func__, ha->host_no,
1456 	    ct_req->req.dhba.port_name[0], ct_req->req.dhba.port_name[1],
1457 	    ct_req->req.dhba.port_name[2], ct_req->req.dhba.port_name[3],
1458 	    ct_req->req.dhba.port_name[4], ct_req->req.dhba.port_name[5],
1459 	    ct_req->req.dhba.port_name[6], ct_req->req.dhba.port_name[7]));
1460 
1461 	/* Execute MS IOCB */
1462 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1463 	    sizeof(ms_iocb_entry_t));
1464 	if (rval != QLA_SUCCESS) {
1465 		/*EMPTY*/
1466 		DEBUG2_3(printk("scsi(%ld): DHBA issue IOCB failed (%d).\n",
1467 		    ha->host_no, rval));
1468 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "DHBA") !=
1469 	    QLA_SUCCESS) {
1470 		rval = QLA_FUNCTION_FAILED;
1471 	} else {
1472 		DEBUG2(printk("scsi(%ld): DHBA exiting normally.\n",
1473 		    ha->host_no));
1474 	}
1475 
1476 	return rval;
1477 }
1478 
1479 /**
1480  * qla2x00_fdmi_rpa() -
1481  * @ha: HA context
1482  *
1483  * Returns 0 on success.
1484  */
1485 static int
1486 qla2x00_fdmi_rpa(scsi_qla_host_t *ha)
1487 {
1488 	int rval, alen;
1489 	uint32_t size, max_frame_size;
1490 
1491 	ms_iocb_entry_t *ms_pkt;
1492 	struct ct_sns_req *ct_req;
1493 	struct ct_sns_rsp *ct_rsp;
1494 	uint8_t *entries;
1495 	struct ct_fdmi_port_attr *eiter;
1496 	struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1497 
1498 	/* Issue RPA */
1499 	/* Prepare common MS IOCB */
1500 	/*   Request size adjusted after CT preparation */
1501 	ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RPA_RSP_SIZE);
1502 
1503 	/* Prepare CT request */
1504 	ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD,
1505 	    RPA_RSP_SIZE);
1506 	ct_rsp = &ha->ct_sns->p.rsp;
1507 
1508 	/* Prepare FDMI command arguments -- attribute block, attributes. */
1509 	memcpy(ct_req->req.rpa.port_name, ha->port_name, WWN_SIZE);
1510 	size = WWN_SIZE + 4;
1511 
1512 	/* Attributes */
1513 	ct_req->req.rpa.attrs.count =
1514 	    __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1515 	entries = ct_req->req.rpa.port_name;
1516 
1517 	/* FC4 types. */
1518 	eiter = (struct ct_fdmi_port_attr *) (entries + size);
1519 	eiter->type = __constant_cpu_to_be16(FDMI_PORT_FC4_TYPES);
1520 	eiter->len = __constant_cpu_to_be16(4 + 32);
1521 	eiter->a.fc4_types[2] = 0x01;
1522 	size += 4 + 32;
1523 
1524 	DEBUG13(printk("%s(%ld): FC4_TYPES=%02x %02x.\n", __func__, ha->host_no,
1525 	    eiter->a.fc4_types[2], eiter->a.fc4_types[1]));
1526 
1527 	/* Supported speed. */
1528 	eiter = (struct ct_fdmi_port_attr *) (entries + size);
1529 	eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1530 	eiter->len = __constant_cpu_to_be16(4 + 4);
1531 	if (IS_QLA25XX(ha))
1532 		eiter->a.sup_speed = __constant_cpu_to_be32(4);
1533 	else if (IS_QLA24XX(ha))
1534 		eiter->a.sup_speed = __constant_cpu_to_be32(8);
1535 	else if (IS_QLA23XX(ha))
1536 		eiter->a.sup_speed = __constant_cpu_to_be32(2);
1537 	else
1538 		eiter->a.sup_speed = __constant_cpu_to_be32(1);
1539 	size += 4 + 4;
1540 
1541 	DEBUG13(printk("%s(%ld): SUPPORTED_SPEED=%x.\n", __func__, ha->host_no,
1542 	    eiter->a.sup_speed));
1543 
1544 	/* Current speed. */
1545 	eiter = (struct ct_fdmi_port_attr *) (entries + size);
1546 	eiter->type = __constant_cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1547 	eiter->len = __constant_cpu_to_be16(4 + 4);
1548 	switch (ha->link_data_rate) {
1549 	case 0:
1550 		eiter->a.cur_speed = __constant_cpu_to_be32(1);
1551 		break;
1552 	case 1:
1553 		eiter->a.cur_speed = __constant_cpu_to_be32(2);
1554 		break;
1555 	case 3:
1556 		eiter->a.cur_speed = __constant_cpu_to_be32(8);
1557 		break;
1558 	case 4:
1559 		eiter->a.cur_speed = __constant_cpu_to_be32(4);
1560 		break;
1561 	}
1562 	size += 4 + 4;
1563 
1564 	DEBUG13(printk("%s(%ld): CURRENT_SPEED=%x.\n", __func__, ha->host_no,
1565 	    eiter->a.cur_speed));
1566 
1567 	/* Max frame size. */
1568 	eiter = (struct ct_fdmi_port_attr *) (entries + size);
1569 	eiter->type = __constant_cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1570 	eiter->len = __constant_cpu_to_be16(4 + 4);
1571 	max_frame_size = IS_QLA24XX(ha) || IS_QLA25XX(ha) ?
1572 		(uint32_t) icb24->frame_payload_size:
1573 		(uint32_t) ha->init_cb->frame_payload_size;
1574 	eiter->a.max_frame_size = cpu_to_be32(max_frame_size);
1575 	size += 4 + 4;
1576 
1577 	DEBUG13(printk("%s(%ld): MAX_FRAME_SIZE=%x.\n", __func__, ha->host_no,
1578 	    eiter->a.max_frame_size));
1579 
1580 	/* OS device name. */
1581 	eiter = (struct ct_fdmi_port_attr *) (entries + size);
1582 	eiter->type = __constant_cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1583 	sprintf(eiter->a.os_dev_name, "/proc/scsi/qla2xxx/%ld", ha->host_no);
1584 	alen = strlen(eiter->a.os_dev_name);
1585 	alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1586 	eiter->len = cpu_to_be16(4 + alen);
1587 	size += 4 + alen;
1588 
1589 	DEBUG13(printk("%s(%ld): OS_DEVICE_NAME=%s.\n", __func__, ha->host_no,
1590 	    eiter->a.os_dev_name));
1591 
1592 	/* Update MS request size. */
1593 	qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1594 
1595 	DEBUG13(printk("%s(%ld): RPA portname="
1596 	    "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1597 	    ha->host_no, ct_req->req.rpa.port_name[0],
1598 	    ct_req->req.rpa.port_name[1], ct_req->req.rpa.port_name[2],
1599 	    ct_req->req.rpa.port_name[3], ct_req->req.rpa.port_name[4],
1600 	    ct_req->req.rpa.port_name[5], ct_req->req.rpa.port_name[6],
1601 	    ct_req->req.rpa.port_name[7], size));
1602 	DEBUG13(qla2x00_dump_buffer(entries, size));
1603 
1604 	/* Execute MS IOCB */
1605 	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1606 	    sizeof(ms_iocb_entry_t));
1607 	if (rval != QLA_SUCCESS) {
1608 		/*EMPTY*/
1609 		DEBUG2_3(printk("scsi(%ld): RPA issue IOCB failed (%d).\n",
1610 		    ha->host_no, rval));
1611 	} else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RPA") !=
1612 	    QLA_SUCCESS) {
1613 		rval = QLA_FUNCTION_FAILED;
1614 	} else {
1615 		DEBUG2(printk("scsi(%ld): RPA exiting normally.\n",
1616 		    ha->host_no));
1617 	}
1618 
1619 	return rval;
1620 }
1621 
1622 /**
1623  * qla2x00_fdmi_register() -
1624  * @ha: HA context
1625  *
1626  * Returns 0 on success.
1627  */
1628 int
1629 qla2x00_fdmi_register(scsi_qla_host_t *ha)
1630 {
1631 	int rval;
1632 
1633 	rval = qla2x00_mgmt_svr_login(ha);
1634 	if (rval)
1635 		return rval;
1636 
1637 	rval = qla2x00_fdmi_rhba(ha);
1638 	if (rval) {
1639 		if (rval != QLA_ALREADY_REGISTERED)
1640 			return rval;
1641 
1642 		rval = qla2x00_fdmi_dhba(ha);
1643 		if (rval)
1644 			return rval;
1645 
1646 		rval = qla2x00_fdmi_rhba(ha);
1647 		if (rval)
1648 			return rval;
1649 	}
1650 	rval = qla2x00_fdmi_rpa(ha);
1651 
1652 	return rval;
1653 }
1654