1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * QLogic Fibre Channel HBA Driver
4 * Copyright (c)  2003-2014 QLogic Corporation
5 */
6#include "qla_def.h"
7#include "qla_target.h"
8#include <linux/utsname.h>
9
10static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
11static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
12static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
13static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
14static int qla2x00_sns_rft_id(scsi_qla_host_t *);
15static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
16static int qla_async_rftid(scsi_qla_host_t *, port_id_t *);
17static int qla_async_rffid(scsi_qla_host_t *, port_id_t *, u8, u8);
18static int qla_async_rnnid(scsi_qla_host_t *, port_id_t *, u8*);
19static int qla_async_rsnn_nn(scsi_qla_host_t *);
20
21
22
23/**
24 * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query.
25 * @vha: HA context
26 * @arg: CT arguments
27 *
28 * Returns a pointer to the @vha's ms_iocb.
29 */
30void *
31qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, struct ct_arg *arg)
32{
33	struct qla_hw_data *ha = vha->hw;
34	ms_iocb_entry_t *ms_pkt;
35
36	ms_pkt = (ms_iocb_entry_t *)arg->iocb;
37	memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
38
39	ms_pkt->entry_type = MS_IOCB_TYPE;
40	ms_pkt->entry_count = 1;
41	SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
42	ms_pkt->control_flags = cpu_to_le16(CF_READ | CF_HEAD_TAG);
43	ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
44	ms_pkt->cmd_dsd_count = cpu_to_le16(1);
45	ms_pkt->total_dsd_count = cpu_to_le16(2);
46	ms_pkt->rsp_bytecount = cpu_to_le32(arg->rsp_size);
47	ms_pkt->req_bytecount = cpu_to_le32(arg->req_size);
48
49	put_unaligned_le64(arg->req_dma, &ms_pkt->req_dsd.address);
50	ms_pkt->req_dsd.length = ms_pkt->req_bytecount;
51
52	put_unaligned_le64(arg->rsp_dma, &ms_pkt->rsp_dsd.address);
53	ms_pkt->rsp_dsd.length = ms_pkt->rsp_bytecount;
54
55	vha->qla_stats.control_requests++;
56
57	return (ms_pkt);
58}
59
60/**
61 * qla24xx_prep_ms_iocb() - Prepare common CT IOCB fields for SNS CT query.
62 * @vha: HA context
63 * @arg: CT arguments
64 *
65 * Returns a pointer to the @ha's ms_iocb.
66 */
67void *
68qla24xx_prep_ms_iocb(scsi_qla_host_t *vha, struct ct_arg *arg)
69{
70	struct qla_hw_data *ha = vha->hw;
71	struct ct_entry_24xx *ct_pkt;
72
73	ct_pkt = (struct ct_entry_24xx *)arg->iocb;
74	memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
75
76	ct_pkt->entry_type = CT_IOCB_TYPE;
77	ct_pkt->entry_count = 1;
78	ct_pkt->nport_handle = cpu_to_le16(arg->nport_handle);
79	ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
80	ct_pkt->cmd_dsd_count = cpu_to_le16(1);
81	ct_pkt->rsp_dsd_count = cpu_to_le16(1);
82	ct_pkt->rsp_byte_count = cpu_to_le32(arg->rsp_size);
83	ct_pkt->cmd_byte_count = cpu_to_le32(arg->req_size);
84
85	put_unaligned_le64(arg->req_dma, &ct_pkt->dsd[0].address);
86	ct_pkt->dsd[0].length = ct_pkt->cmd_byte_count;
87
88	put_unaligned_le64(arg->rsp_dma, &ct_pkt->dsd[1].address);
89	ct_pkt->dsd[1].length = ct_pkt->rsp_byte_count;
90	ct_pkt->vp_index = vha->vp_idx;
91
92	vha->qla_stats.control_requests++;
93
94	return (ct_pkt);
95}
96
97/**
98 * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
99 * @p: CT request buffer
100 * @cmd: GS command
101 * @rsp_size: response size in bytes
102 *
103 * Returns a pointer to the intitialized @ct_req.
104 */
105static inline struct ct_sns_req *
106qla2x00_prep_ct_req(struct ct_sns_pkt *p, uint16_t cmd, uint16_t rsp_size)
107{
108	memset(p, 0, sizeof(struct ct_sns_pkt));
109
110	p->p.req.header.revision = 0x01;
111	p->p.req.header.gs_type = 0xFC;
112	p->p.req.header.gs_subtype = 0x02;
113	p->p.req.command = cpu_to_be16(cmd);
114	p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
115
116	return &p->p.req;
117}
118
119int
120qla2x00_chk_ms_status(scsi_qla_host_t *vha, ms_iocb_entry_t *ms_pkt,
121    struct ct_sns_rsp *ct_rsp, const char *routine)
122{
123	int rval;
124	uint16_t comp_status;
125	struct qla_hw_data *ha = vha->hw;
126	bool lid_is_sns = false;
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 Completion 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, ct_rsp,
153				    offsetof(typeof(*ct_rsp), rsp));
154				rval = QLA_INVALID_COMMAND;
155			} else
156				rval = QLA_SUCCESS;
157			break;
158		case CS_PORT_LOGGED_OUT:
159			if (IS_FWI2_CAPABLE(ha)) {
160				if (le16_to_cpu(ms_pkt->loop_id.extended) ==
161				    NPH_SNS)
162					lid_is_sns = true;
163			} else {
164				if (le16_to_cpu(ms_pkt->loop_id.extended) ==
165				    SIMPLE_NAME_SERVER)
166					lid_is_sns = true;
167			}
168			if (lid_is_sns) {
169				ql_dbg(ql_dbg_async, vha, 0x502b,
170					"%s failed, Name server has logged out",
171					routine);
172				rval = QLA_NOT_LOGGED_IN;
173				set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
174				set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
175			}
176			break;
177		case CS_TIMEOUT:
178			rval = QLA_FUNCTION_TIMEOUT;
179			fallthrough;
180		default:
181			ql_dbg(ql_dbg_disc, vha, 0x2033,
182			    "%s failed, completion status (%x) on port_id: "
183			    "%02x%02x%02x.\n", routine, comp_status,
184			    vha->d_id.b.domain, vha->d_id.b.area,
185			    vha->d_id.b.al_pa);
186			break;
187		}
188	}
189	return rval;
190}
191
192/**
193 * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
194 * @vha: HA context
195 * @fcport: fcport entry to updated
196 *
197 * Returns 0 on success.
198 */
199int
200qla2x00_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
201{
202	int		rval;
203
204	ms_iocb_entry_t	*ms_pkt;
205	struct ct_sns_req	*ct_req;
206	struct ct_sns_rsp	*ct_rsp;
207	struct qla_hw_data *ha = vha->hw;
208	struct ct_arg arg;
209
210	if (IS_QLA2100(ha) || IS_QLA2200(ha))
211		return qla2x00_sns_ga_nxt(vha, fcport);
212
213	arg.iocb = ha->ms_iocb;
214	arg.req_dma = ha->ct_sns_dma;
215	arg.rsp_dma = ha->ct_sns_dma;
216	arg.req_size = GA_NXT_REQ_SIZE;
217	arg.rsp_size = GA_NXT_RSP_SIZE;
218	arg.nport_handle = NPH_SNS;
219
220	/* Issue GA_NXT */
221	/* Prepare common MS IOCB */
222	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
223
224	/* Prepare CT request */
225	ct_req = qla2x00_prep_ct_req(ha->ct_sns, GA_NXT_CMD,
226	    GA_NXT_RSP_SIZE);
227	ct_rsp = &ha->ct_sns->p.rsp;
228
229	/* Prepare CT arguments -- port_id */
230	ct_req->req.port_id.port_id = port_id_to_be_id(fcport->d_id);
231
232	/* Execute MS IOCB */
233	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
234	    sizeof(ms_iocb_entry_t));
235	if (rval != QLA_SUCCESS) {
236		/*EMPTY*/
237		ql_dbg(ql_dbg_disc, vha, 0x2062,
238		    "GA_NXT issue IOCB failed (%d).\n", rval);
239	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GA_NXT") !=
240	    QLA_SUCCESS) {
241		rval = QLA_FUNCTION_FAILED;
242	} else {
243		/* Populate fc_port_t entry. */
244		fcport->d_id = be_to_port_id(ct_rsp->rsp.ga_nxt.port_id);
245
246		memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
247		    WWN_SIZE);
248		memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
249		    WWN_SIZE);
250
251		fcport->fc4_type = (ct_rsp->rsp.ga_nxt.fc4_types[2] & BIT_0) ?
252		    FS_FC4TYPE_FCP : FC4_TYPE_OTHER;
253
254		if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
255		    ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
256			fcport->d_id.b.domain = 0xf0;
257
258		ql_dbg(ql_dbg_disc, vha, 0x2063,
259		    "GA_NXT entry - nn %8phN pn %8phN "
260		    "port_id=%02x%02x%02x.\n",
261		    fcport->node_name, fcport->port_name,
262		    fcport->d_id.b.domain, fcport->d_id.b.area,
263		    fcport->d_id.b.al_pa);
264	}
265
266	return (rval);
267}
268
269static inline int
270qla2x00_gid_pt_rsp_size(scsi_qla_host_t *vha)
271{
272	return vha->hw->max_fibre_devices * 4 + 16;
273}
274
275/**
276 * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
277 * @vha: HA context
278 * @list: switch info entries to populate
279 *
280 * NOTE: Non-Nx_Ports are not requested.
281 *
282 * Returns 0 on success.
283 */
284int
285qla2x00_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
286{
287	int		rval;
288	uint16_t	i;
289
290	ms_iocb_entry_t	*ms_pkt;
291	struct ct_sns_req	*ct_req;
292	struct ct_sns_rsp	*ct_rsp;
293
294	struct ct_sns_gid_pt_data *gid_data;
295	struct qla_hw_data *ha = vha->hw;
296	uint16_t gid_pt_rsp_size;
297	struct ct_arg arg;
298
299	if (IS_QLA2100(ha) || IS_QLA2200(ha))
300		return qla2x00_sns_gid_pt(vha, list);
301
302	gid_data = NULL;
303	gid_pt_rsp_size = qla2x00_gid_pt_rsp_size(vha);
304
305	arg.iocb = ha->ms_iocb;
306	arg.req_dma = ha->ct_sns_dma;
307	arg.rsp_dma = ha->ct_sns_dma;
308	arg.req_size = GID_PT_REQ_SIZE;
309	arg.rsp_size = gid_pt_rsp_size;
310	arg.nport_handle = NPH_SNS;
311
312	/* Issue GID_PT */
313	/* Prepare common MS IOCB */
314	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
315
316	/* Prepare CT request */
317	ct_req = qla2x00_prep_ct_req(ha->ct_sns, GID_PT_CMD, gid_pt_rsp_size);
318	ct_rsp = &ha->ct_sns->p.rsp;
319
320	/* Prepare CT arguments -- port_type */
321	ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
322
323	/* Execute MS IOCB */
324	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
325	    sizeof(ms_iocb_entry_t));
326	if (rval != QLA_SUCCESS) {
327		/*EMPTY*/
328		ql_dbg(ql_dbg_disc, vha, 0x2055,
329		    "GID_PT issue IOCB failed (%d).\n", rval);
330	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GID_PT") !=
331	    QLA_SUCCESS) {
332		rval = QLA_FUNCTION_FAILED;
333	} else {
334		/* Set port IDs in switch info list. */
335		for (i = 0; i < ha->max_fibre_devices; i++) {
336			gid_data = &ct_rsp->rsp.gid_pt.entries[i];
337			list[i].d_id = be_to_port_id(gid_data->port_id);
338			memset(list[i].fabric_port_name, 0, WWN_SIZE);
339			list[i].fp_speed = PORT_SPEED_UNKNOWN;
340
341			/* Last one exit. */
342			if (gid_data->control_byte & BIT_7) {
343				list[i].d_id.b.rsvd_1 = gid_data->control_byte;
344				break;
345			}
346		}
347
348		/*
349		 * If we've used all available slots, then the switch is
350		 * reporting back more devices than we can handle with this
351		 * single call.  Return a failed status, and let GA_NXT handle
352		 * the overload.
353		 */
354		if (i == ha->max_fibre_devices)
355			rval = QLA_FUNCTION_FAILED;
356	}
357
358	return (rval);
359}
360
361/**
362 * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
363 * @vha: HA context
364 * @list: switch info entries to populate
365 *
366 * Returns 0 on success.
367 */
368int
369qla2x00_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
370{
371	int		rval = QLA_SUCCESS;
372	uint16_t	i;
373
374	ms_iocb_entry_t	*ms_pkt;
375	struct ct_sns_req	*ct_req;
376	struct ct_sns_rsp	*ct_rsp;
377	struct qla_hw_data *ha = vha->hw;
378	struct ct_arg arg;
379
380	if (IS_QLA2100(ha) || IS_QLA2200(ha))
381		return qla2x00_sns_gpn_id(vha, list);
382
383	arg.iocb = ha->ms_iocb;
384	arg.req_dma = ha->ct_sns_dma;
385	arg.rsp_dma = ha->ct_sns_dma;
386	arg.req_size = GPN_ID_REQ_SIZE;
387	arg.rsp_size = GPN_ID_RSP_SIZE;
388	arg.nport_handle = NPH_SNS;
389
390	for (i = 0; i < ha->max_fibre_devices; i++) {
391		/* Issue GPN_ID */
392		/* Prepare common MS IOCB */
393		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
394
395		/* Prepare CT request */
396		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GPN_ID_CMD,
397		    GPN_ID_RSP_SIZE);
398		ct_rsp = &ha->ct_sns->p.rsp;
399
400		/* Prepare CT arguments -- port_id */
401		ct_req->req.port_id.port_id = port_id_to_be_id(list[i].d_id);
402
403		/* Execute MS IOCB */
404		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
405		    sizeof(ms_iocb_entry_t));
406		if (rval != QLA_SUCCESS) {
407			/*EMPTY*/
408			ql_dbg(ql_dbg_disc, vha, 0x2056,
409			    "GPN_ID issue IOCB failed (%d).\n", rval);
410			break;
411		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
412		    "GPN_ID") != QLA_SUCCESS) {
413			rval = QLA_FUNCTION_FAILED;
414			break;
415		} else {
416			/* Save portname */
417			memcpy(list[i].port_name,
418			    ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
419		}
420
421		/* Last device exit. */
422		if (list[i].d_id.b.rsvd_1 != 0)
423			break;
424	}
425
426	return (rval);
427}
428
429/**
430 * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
431 * @vha: HA context
432 * @list: switch info entries to populate
433 *
434 * Returns 0 on success.
435 */
436int
437qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
438{
439	int		rval = QLA_SUCCESS;
440	uint16_t	i;
441	struct qla_hw_data *ha = vha->hw;
442	ms_iocb_entry_t	*ms_pkt;
443	struct ct_sns_req	*ct_req;
444	struct ct_sns_rsp	*ct_rsp;
445	struct ct_arg arg;
446
447	if (IS_QLA2100(ha) || IS_QLA2200(ha))
448		return qla2x00_sns_gnn_id(vha, list);
449
450	arg.iocb = ha->ms_iocb;
451	arg.req_dma = ha->ct_sns_dma;
452	arg.rsp_dma = ha->ct_sns_dma;
453	arg.req_size = GNN_ID_REQ_SIZE;
454	arg.rsp_size = GNN_ID_RSP_SIZE;
455	arg.nport_handle = NPH_SNS;
456
457	for (i = 0; i < ha->max_fibre_devices; i++) {
458		/* Issue GNN_ID */
459		/* Prepare common MS IOCB */
460		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
461
462		/* Prepare CT request */
463		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GNN_ID_CMD,
464		    GNN_ID_RSP_SIZE);
465		ct_rsp = &ha->ct_sns->p.rsp;
466
467		/* Prepare CT arguments -- port_id */
468		ct_req->req.port_id.port_id = port_id_to_be_id(list[i].d_id);
469
470		/* Execute MS IOCB */
471		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
472		    sizeof(ms_iocb_entry_t));
473		if (rval != QLA_SUCCESS) {
474			/*EMPTY*/
475			ql_dbg(ql_dbg_disc, vha, 0x2057,
476			    "GNN_ID issue IOCB failed (%d).\n", rval);
477			break;
478		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
479		    "GNN_ID") != QLA_SUCCESS) {
480			rval = QLA_FUNCTION_FAILED;
481			break;
482		} else {
483			/* Save nodename */
484			memcpy(list[i].node_name,
485			    ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
486
487			ql_dbg(ql_dbg_disc, vha, 0x2058,
488			    "GID_PT entry - nn %8phN pn %8phN "
489			    "portid=%02x%02x%02x.\n",
490			    list[i].node_name, list[i].port_name,
491			    list[i].d_id.b.domain, list[i].d_id.b.area,
492			    list[i].d_id.b.al_pa);
493		}
494
495		/* Last device exit. */
496		if (list[i].d_id.b.rsvd_1 != 0)
497			break;
498	}
499
500	return (rval);
501}
502
503static void qla2x00_async_sns_sp_done(srb_t *sp, int rc)
504{
505	struct scsi_qla_host *vha = sp->vha;
506	struct ct_sns_pkt *ct_sns;
507	struct qla_work_evt *e;
508
509	sp->rc = rc;
510	if (rc == QLA_SUCCESS) {
511		ql_dbg(ql_dbg_disc, vha, 0x204f,
512		    "Async done-%s exiting normally.\n",
513		    sp->name);
514	} else if (rc == QLA_FUNCTION_TIMEOUT) {
515		ql_dbg(ql_dbg_disc, vha, 0x204f,
516		    "Async done-%s timeout\n", sp->name);
517	} else {
518		ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
519		memset(ct_sns, 0, sizeof(*ct_sns));
520		sp->retry_count++;
521		if (sp->retry_count > 3)
522			goto err;
523
524		ql_dbg(ql_dbg_disc, vha, 0x204f,
525		    "Async done-%s fail rc %x.  Retry count %d\n",
526		    sp->name, rc, sp->retry_count);
527
528		e = qla2x00_alloc_work(vha, QLA_EVT_SP_RETRY);
529		if (!e)
530			goto err2;
531
532		del_timer(&sp->u.iocb_cmd.timer);
533		e->u.iosb.sp = sp;
534		qla2x00_post_work(vha, e);
535		return;
536	}
537
538err:
539	e = qla2x00_alloc_work(vha, QLA_EVT_UNMAP);
540err2:
541	if (!e) {
542		/* please ignore kernel warning. otherwise, we have mem leak. */
543		if (sp->u.iocb_cmd.u.ctarg.req) {
544			dma_free_coherent(&vha->hw->pdev->dev,
545			    sp->u.iocb_cmd.u.ctarg.req_allocated_size,
546			    sp->u.iocb_cmd.u.ctarg.req,
547			    sp->u.iocb_cmd.u.ctarg.req_dma);
548			sp->u.iocb_cmd.u.ctarg.req = NULL;
549		}
550
551		if (sp->u.iocb_cmd.u.ctarg.rsp) {
552			dma_free_coherent(&vha->hw->pdev->dev,
553			    sp->u.iocb_cmd.u.ctarg.rsp_allocated_size,
554			    sp->u.iocb_cmd.u.ctarg.rsp,
555			    sp->u.iocb_cmd.u.ctarg.rsp_dma);
556			sp->u.iocb_cmd.u.ctarg.rsp = NULL;
557		}
558
559		sp->free(sp);
560
561		return;
562	}
563
564	e->u.iosb.sp = sp;
565	qla2x00_post_work(vha, e);
566}
567
568/**
569 * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
570 * @vha: HA context
571 *
572 * Returns 0 on success.
573 */
574int
575qla2x00_rft_id(scsi_qla_host_t *vha)
576{
577	struct qla_hw_data *ha = vha->hw;
578
579	if (IS_QLA2100(ha) || IS_QLA2200(ha))
580		return qla2x00_sns_rft_id(vha);
581
582	return qla_async_rftid(vha, &vha->d_id);
583}
584
585static int qla_async_rftid(scsi_qla_host_t *vha, port_id_t *d_id)
586{
587	int rval = QLA_MEMORY_ALLOC_FAILED;
588	struct ct_sns_req *ct_req;
589	srb_t *sp;
590	struct ct_sns_pkt *ct_sns;
591
592	if (!vha->flags.online)
593		goto done;
594
595	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
596	if (!sp)
597		goto done;
598
599	sp->type = SRB_CT_PTHRU_CMD;
600	sp->name = "rft_id";
601	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
602
603	sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
604	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma,
605	    GFP_KERNEL);
606	sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt);
607	if (!sp->u.iocb_cmd.u.ctarg.req) {
608		ql_log(ql_log_warn, vha, 0xd041,
609		    "%s: Failed to allocate ct_sns request.\n",
610		    __func__);
611		goto done_free_sp;
612	}
613
614	sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
615	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma,
616	    GFP_KERNEL);
617	sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt);
618	if (!sp->u.iocb_cmd.u.ctarg.rsp) {
619		ql_log(ql_log_warn, vha, 0xd042,
620		    "%s: Failed to allocate ct_sns request.\n",
621		    __func__);
622		goto done_free_sp;
623	}
624	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
625	memset(ct_sns, 0, sizeof(*ct_sns));
626	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
627
628	/* Prepare CT request */
629	ct_req = qla2x00_prep_ct_req(ct_sns, RFT_ID_CMD, RFT_ID_RSP_SIZE);
630
631	/* Prepare CT arguments -- port_id, FC-4 types */
632	ct_req->req.rft_id.port_id = port_id_to_be_id(vha->d_id);
633	ct_req->req.rft_id.fc4_types[2] = 0x01;		/* FCP-3 */
634
635	if (vha->flags.nvme_enabled)
636		ct_req->req.rft_id.fc4_types[6] = 1;    /* NVMe type 28h */
637
638	sp->u.iocb_cmd.u.ctarg.req_size = RFT_ID_REQ_SIZE;
639	sp->u.iocb_cmd.u.ctarg.rsp_size = RFT_ID_RSP_SIZE;
640	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
641	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
642	sp->done = qla2x00_async_sns_sp_done;
643
644	ql_dbg(ql_dbg_disc, vha, 0xffff,
645	    "Async-%s - hdl=%x portid %06x.\n",
646	    sp->name, sp->handle, d_id->b24);
647
648	rval = qla2x00_start_sp(sp);
649	if (rval != QLA_SUCCESS) {
650		ql_dbg(ql_dbg_disc, vha, 0x2043,
651		    "RFT_ID issue IOCB failed (%d).\n", rval);
652		goto done_free_sp;
653	}
654	return rval;
655done_free_sp:
656	sp->free(sp);
657done:
658	return rval;
659}
660
661/**
662 * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
663 * @vha: HA context
664 * @type: not used
665 *
666 * Returns 0 on success.
667 */
668int
669qla2x00_rff_id(scsi_qla_host_t *vha, u8 type)
670{
671	struct qla_hw_data *ha = vha->hw;
672
673	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
674		ql_dbg(ql_dbg_disc, vha, 0x2046,
675		    "RFF_ID call not supported on ISP2100/ISP2200.\n");
676		return (QLA_SUCCESS);
677	}
678
679	return qla_async_rffid(vha, &vha->d_id, qlt_rff_id(vha), type);
680}
681
682static int qla_async_rffid(scsi_qla_host_t *vha, port_id_t *d_id,
683    u8 fc4feature, u8 fc4type)
684{
685	int rval = QLA_MEMORY_ALLOC_FAILED;
686	struct ct_sns_req *ct_req;
687	srb_t *sp;
688	struct ct_sns_pkt *ct_sns;
689
690	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
691	if (!sp)
692		goto done;
693
694	sp->type = SRB_CT_PTHRU_CMD;
695	sp->name = "rff_id";
696	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
697
698	sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
699	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma,
700	    GFP_KERNEL);
701	sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt);
702	if (!sp->u.iocb_cmd.u.ctarg.req) {
703		ql_log(ql_log_warn, vha, 0xd041,
704		    "%s: Failed to allocate ct_sns request.\n",
705		    __func__);
706		goto done_free_sp;
707	}
708
709	sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
710	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma,
711	    GFP_KERNEL);
712	sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt);
713	if (!sp->u.iocb_cmd.u.ctarg.rsp) {
714		ql_log(ql_log_warn, vha, 0xd042,
715		    "%s: Failed to allocate ct_sns request.\n",
716		    __func__);
717		goto done_free_sp;
718	}
719	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
720	memset(ct_sns, 0, sizeof(*ct_sns));
721	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
722
723	/* Prepare CT request */
724	ct_req = qla2x00_prep_ct_req(ct_sns, RFF_ID_CMD, RFF_ID_RSP_SIZE);
725
726	/* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
727	ct_req->req.rff_id.port_id = port_id_to_be_id(*d_id);
728	ct_req->req.rff_id.fc4_feature = fc4feature;
729	ct_req->req.rff_id.fc4_type = fc4type;		/* SCSI-FCP or FC-NVMe */
730
731	sp->u.iocb_cmd.u.ctarg.req_size = RFF_ID_REQ_SIZE;
732	sp->u.iocb_cmd.u.ctarg.rsp_size = RFF_ID_RSP_SIZE;
733	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
734	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
735	sp->done = qla2x00_async_sns_sp_done;
736
737	ql_dbg(ql_dbg_disc, vha, 0xffff,
738	    "Async-%s - hdl=%x portid %06x feature %x type %x.\n",
739	    sp->name, sp->handle, d_id->b24, fc4feature, fc4type);
740
741	rval = qla2x00_start_sp(sp);
742	if (rval != QLA_SUCCESS) {
743		ql_dbg(ql_dbg_disc, vha, 0x2047,
744		    "RFF_ID issue IOCB failed (%d).\n", rval);
745		goto done_free_sp;
746	}
747
748	return rval;
749
750done_free_sp:
751	sp->free(sp);
752done:
753	return rval;
754}
755
756/**
757 * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
758 * @vha: HA context
759 *
760 * Returns 0 on success.
761 */
762int
763qla2x00_rnn_id(scsi_qla_host_t *vha)
764{
765	struct qla_hw_data *ha = vha->hw;
766
767	if (IS_QLA2100(ha) || IS_QLA2200(ha))
768		return qla2x00_sns_rnn_id(vha);
769
770	return  qla_async_rnnid(vha, &vha->d_id, vha->node_name);
771}
772
773static int qla_async_rnnid(scsi_qla_host_t *vha, port_id_t *d_id,
774	u8 *node_name)
775{
776	int rval = QLA_MEMORY_ALLOC_FAILED;
777	struct ct_sns_req *ct_req;
778	srb_t *sp;
779	struct ct_sns_pkt *ct_sns;
780
781	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
782	if (!sp)
783		goto done;
784
785	sp->type = SRB_CT_PTHRU_CMD;
786	sp->name = "rnid";
787	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
788
789	sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
790	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma,
791	    GFP_KERNEL);
792	sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt);
793	if (!sp->u.iocb_cmd.u.ctarg.req) {
794		ql_log(ql_log_warn, vha, 0xd041,
795		    "%s: Failed to allocate ct_sns request.\n",
796		    __func__);
797		goto done_free_sp;
798	}
799
800	sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
801	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma,
802	    GFP_KERNEL);
803	sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt);
804	if (!sp->u.iocb_cmd.u.ctarg.rsp) {
805		ql_log(ql_log_warn, vha, 0xd042,
806		    "%s: Failed to allocate ct_sns request.\n",
807		    __func__);
808		goto done_free_sp;
809	}
810	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
811	memset(ct_sns, 0, sizeof(*ct_sns));
812	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
813
814	/* Prepare CT request */
815	ct_req = qla2x00_prep_ct_req(ct_sns, RNN_ID_CMD, RNN_ID_RSP_SIZE);
816
817	/* Prepare CT arguments -- port_id, node_name */
818	ct_req->req.rnn_id.port_id = port_id_to_be_id(vha->d_id);
819	memcpy(ct_req->req.rnn_id.node_name, vha->node_name, WWN_SIZE);
820
821	sp->u.iocb_cmd.u.ctarg.req_size = RNN_ID_REQ_SIZE;
822	sp->u.iocb_cmd.u.ctarg.rsp_size = RNN_ID_RSP_SIZE;
823	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
824
825	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
826	sp->done = qla2x00_async_sns_sp_done;
827
828	ql_dbg(ql_dbg_disc, vha, 0xffff,
829	    "Async-%s - hdl=%x portid %06x\n",
830	    sp->name, sp->handle, d_id->b24);
831
832	rval = qla2x00_start_sp(sp);
833	if (rval != QLA_SUCCESS) {
834		ql_dbg(ql_dbg_disc, vha, 0x204d,
835		    "RNN_ID issue IOCB failed (%d).\n", rval);
836		goto done_free_sp;
837	}
838
839	return rval;
840
841done_free_sp:
842	sp->free(sp);
843done:
844	return rval;
845}
846
847size_t
848qla2x00_get_sym_node_name(scsi_qla_host_t *vha, uint8_t *snn, size_t size)
849{
850	struct qla_hw_data *ha = vha->hw;
851
852	if (IS_QLAFX00(ha))
853		return scnprintf(snn, size, "%s FW:v%s DVR:v%s",
854		    ha->model_number, ha->mr.fw_version, qla2x00_version_str);
855
856	return scnprintf(snn, size, "%s FW:v%d.%02d.%02d DVR:v%s",
857	    ha->model_number, ha->fw_major_version, ha->fw_minor_version,
858	    ha->fw_subminor_version, qla2x00_version_str);
859}
860
861/**
862 * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
863 * @vha: HA context
864 *
865 * Returns 0 on success.
866 */
867int
868qla2x00_rsnn_nn(scsi_qla_host_t *vha)
869{
870	struct qla_hw_data *ha = vha->hw;
871
872	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
873		ql_dbg(ql_dbg_disc, vha, 0x2050,
874		    "RSNN_ID call unsupported on ISP2100/ISP2200.\n");
875		return (QLA_SUCCESS);
876	}
877
878	return qla_async_rsnn_nn(vha);
879}
880
881static int qla_async_rsnn_nn(scsi_qla_host_t *vha)
882{
883	int rval = QLA_MEMORY_ALLOC_FAILED;
884	struct ct_sns_req *ct_req;
885	srb_t *sp;
886	struct ct_sns_pkt *ct_sns;
887
888	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
889	if (!sp)
890		goto done;
891
892	sp->type = SRB_CT_PTHRU_CMD;
893	sp->name = "rsnn_nn";
894	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
895
896	sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
897	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma,
898	    GFP_KERNEL);
899	sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt);
900	if (!sp->u.iocb_cmd.u.ctarg.req) {
901		ql_log(ql_log_warn, vha, 0xd041,
902		    "%s: Failed to allocate ct_sns request.\n",
903		    __func__);
904		goto done_free_sp;
905	}
906
907	sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
908	    sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma,
909	    GFP_KERNEL);
910	sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt);
911	if (!sp->u.iocb_cmd.u.ctarg.rsp) {
912		ql_log(ql_log_warn, vha, 0xd042,
913		    "%s: Failed to allocate ct_sns request.\n",
914		    __func__);
915		goto done_free_sp;
916	}
917	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
918	memset(ct_sns, 0, sizeof(*ct_sns));
919	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
920
921	/* Prepare CT request */
922	ct_req = qla2x00_prep_ct_req(ct_sns, RSNN_NN_CMD, RSNN_NN_RSP_SIZE);
923
924	/* Prepare CT arguments -- node_name, symbolic node_name, size */
925	memcpy(ct_req->req.rsnn_nn.node_name, vha->node_name, WWN_SIZE);
926
927	/* Prepare the Symbolic Node Name */
928	qla2x00_get_sym_node_name(vha, ct_req->req.rsnn_nn.sym_node_name,
929	    sizeof(ct_req->req.rsnn_nn.sym_node_name));
930	ct_req->req.rsnn_nn.name_len =
931	    (uint8_t)strlen(ct_req->req.rsnn_nn.sym_node_name);
932
933
934	sp->u.iocb_cmd.u.ctarg.req_size = 24 + 1 + ct_req->req.rsnn_nn.name_len;
935	sp->u.iocb_cmd.u.ctarg.rsp_size = RSNN_NN_RSP_SIZE;
936	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
937
938	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
939	sp->done = qla2x00_async_sns_sp_done;
940
941	ql_dbg(ql_dbg_disc, vha, 0xffff,
942	    "Async-%s - hdl=%x.\n",
943	    sp->name, sp->handle);
944
945	rval = qla2x00_start_sp(sp);
946	if (rval != QLA_SUCCESS) {
947		ql_dbg(ql_dbg_disc, vha, 0x2043,
948		    "RFT_ID issue IOCB failed (%d).\n", rval);
949		goto done_free_sp;
950	}
951
952	return rval;
953
954done_free_sp:
955	sp->free(sp);
956done:
957	return rval;
958}
959
960/**
961 * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
962 * @vha: HA context
963 * @cmd: GS command
964 * @scmd_len: Subcommand length
965 * @data_size: response size in bytes
966 *
967 * Returns a pointer to the @ha's sns_cmd.
968 */
969static inline struct sns_cmd_pkt *
970qla2x00_prep_sns_cmd(scsi_qla_host_t *vha, uint16_t cmd, uint16_t scmd_len,
971    uint16_t data_size)
972{
973	uint16_t		wc;
974	struct sns_cmd_pkt	*sns_cmd;
975	struct qla_hw_data *ha = vha->hw;
976
977	sns_cmd = ha->sns_cmd;
978	memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
979	wc = data_size / 2;			/* Size in 16bit words. */
980	sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
981	put_unaligned_le64(ha->sns_cmd_dma, &sns_cmd->p.cmd.buffer_address);
982	sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
983	sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
984	wc = (data_size - 16) / 4;		/* Size in 32bit words. */
985	sns_cmd->p.cmd.size = cpu_to_le16(wc);
986
987	vha->qla_stats.control_requests++;
988
989	return (sns_cmd);
990}
991
992/**
993 * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
994 * @vha: HA context
995 * @fcport: fcport entry to updated
996 *
997 * This command uses the old Exectute SNS Command mailbox routine.
998 *
999 * Returns 0 on success.
1000 */
1001static int
1002qla2x00_sns_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
1003{
1004	int		rval = QLA_SUCCESS;
1005	struct qla_hw_data *ha = vha->hw;
1006	struct sns_cmd_pkt	*sns_cmd;
1007
1008	/* Issue GA_NXT. */
1009	/* Prepare SNS command request. */
1010	sns_cmd = qla2x00_prep_sns_cmd(vha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
1011	    GA_NXT_SNS_DATA_SIZE);
1012
1013	/* Prepare SNS command arguments -- port_id. */
1014	sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
1015	sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
1016	sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
1017
1018	/* Execute SNS command. */
1019	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
1020	    sizeof(struct sns_cmd_pkt));
1021	if (rval != QLA_SUCCESS) {
1022		/*EMPTY*/
1023		ql_dbg(ql_dbg_disc, vha, 0x205f,
1024		    "GA_NXT Send SNS failed (%d).\n", rval);
1025	} else if (sns_cmd->p.gan_data[8] != 0x80 ||
1026	    sns_cmd->p.gan_data[9] != 0x02) {
1027		ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2084,
1028		    "GA_NXT failed, rejected request ga_nxt_rsp:\n");
1029		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2074,
1030		    sns_cmd->p.gan_data, 16);
1031		rval = QLA_FUNCTION_FAILED;
1032	} else {
1033		/* Populate fc_port_t entry. */
1034		fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
1035		fcport->d_id.b.area = sns_cmd->p.gan_data[18];
1036		fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
1037
1038		memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
1039		memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
1040
1041		if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
1042		    sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
1043			fcport->d_id.b.domain = 0xf0;
1044
1045		ql_dbg(ql_dbg_disc, vha, 0x2061,
1046		    "GA_NXT entry - nn %8phN pn %8phN "
1047		    "port_id=%02x%02x%02x.\n",
1048		    fcport->node_name, fcport->port_name,
1049		    fcport->d_id.b.domain, fcport->d_id.b.area,
1050		    fcport->d_id.b.al_pa);
1051	}
1052
1053	return (rval);
1054}
1055
1056/**
1057 * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
1058 * @vha: HA context
1059 * @list: switch info entries to populate
1060 *
1061 * This command uses the old Exectute SNS Command mailbox routine.
1062 *
1063 * NOTE: Non-Nx_Ports are not requested.
1064 *
1065 * Returns 0 on success.
1066 */
1067static int
1068qla2x00_sns_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
1069{
1070	int		rval;
1071	struct qla_hw_data *ha = vha->hw;
1072	uint16_t	i;
1073	uint8_t		*entry;
1074	struct sns_cmd_pkt	*sns_cmd;
1075	uint16_t gid_pt_sns_data_size;
1076
1077	gid_pt_sns_data_size = qla2x00_gid_pt_rsp_size(vha);
1078
1079	/* Issue GID_PT. */
1080	/* Prepare SNS command request. */
1081	sns_cmd = qla2x00_prep_sns_cmd(vha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
1082	    gid_pt_sns_data_size);
1083
1084	/* Prepare SNS command arguments -- port_type. */
1085	sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
1086
1087	/* Execute SNS command. */
1088	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
1089	    sizeof(struct sns_cmd_pkt));
1090	if (rval != QLA_SUCCESS) {
1091		/*EMPTY*/
1092		ql_dbg(ql_dbg_disc, vha, 0x206d,
1093		    "GID_PT Send SNS failed (%d).\n", rval);
1094	} else if (sns_cmd->p.gid_data[8] != 0x80 ||
1095	    sns_cmd->p.gid_data[9] != 0x02) {
1096		ql_dbg(ql_dbg_disc, vha, 0x202f,
1097		    "GID_PT failed, rejected request, gid_rsp:\n");
1098		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2081,
1099		    sns_cmd->p.gid_data, 16);
1100		rval = QLA_FUNCTION_FAILED;
1101	} else {
1102		/* Set port IDs in switch info list. */
1103		for (i = 0; i < ha->max_fibre_devices; i++) {
1104			entry = &sns_cmd->p.gid_data[(i * 4) + 16];
1105			list[i].d_id.b.domain = entry[1];
1106			list[i].d_id.b.area = entry[2];
1107			list[i].d_id.b.al_pa = entry[3];
1108
1109			/* Last one exit. */
1110			if (entry[0] & BIT_7) {
1111				list[i].d_id.b.rsvd_1 = entry[0];
1112				break;
1113			}
1114		}
1115
1116		/*
1117		 * If we've used all available slots, then the switch is
1118		 * reporting back more devices that we can handle with this
1119		 * single call.  Return a failed status, and let GA_NXT handle
1120		 * the overload.
1121		 */
1122		if (i == ha->max_fibre_devices)
1123			rval = QLA_FUNCTION_FAILED;
1124	}
1125
1126	return (rval);
1127}
1128
1129/**
1130 * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
1131 * @vha: HA context
1132 * @list: switch info entries to populate
1133 *
1134 * This command uses the old Exectute SNS Command mailbox routine.
1135 *
1136 * Returns 0 on success.
1137 */
1138static int
1139qla2x00_sns_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
1140{
1141	int		rval = QLA_SUCCESS;
1142	struct qla_hw_data *ha = vha->hw;
1143	uint16_t	i;
1144	struct sns_cmd_pkt	*sns_cmd;
1145
1146	for (i = 0; i < ha->max_fibre_devices; i++) {
1147		/* Issue GPN_ID */
1148		/* Prepare SNS command request. */
1149		sns_cmd = qla2x00_prep_sns_cmd(vha, GPN_ID_CMD,
1150		    GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
1151
1152		/* Prepare SNS command arguments -- port_id. */
1153		sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
1154		sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
1155		sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
1156
1157		/* Execute SNS command. */
1158		rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
1159		    GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
1160		if (rval != QLA_SUCCESS) {
1161			/*EMPTY*/
1162			ql_dbg(ql_dbg_disc, vha, 0x2032,
1163			    "GPN_ID Send SNS failed (%d).\n", rval);
1164		} else if (sns_cmd->p.gpn_data[8] != 0x80 ||
1165		    sns_cmd->p.gpn_data[9] != 0x02) {
1166			ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207e,
1167			    "GPN_ID failed, rejected request, gpn_rsp:\n");
1168			ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207f,
1169			    sns_cmd->p.gpn_data, 16);
1170			rval = QLA_FUNCTION_FAILED;
1171		} else {
1172			/* Save portname */
1173			memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
1174			    WWN_SIZE);
1175		}
1176
1177		/* Last device exit. */
1178		if (list[i].d_id.b.rsvd_1 != 0)
1179			break;
1180	}
1181
1182	return (rval);
1183}
1184
1185/**
1186 * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
1187 * @vha: HA context
1188 * @list: switch info entries to populate
1189 *
1190 * This command uses the old Exectute SNS Command mailbox routine.
1191 *
1192 * Returns 0 on success.
1193 */
1194static int
1195qla2x00_sns_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
1196{
1197	int		rval = QLA_SUCCESS;
1198	struct qla_hw_data *ha = vha->hw;
1199	uint16_t	i;
1200	struct sns_cmd_pkt	*sns_cmd;
1201
1202	for (i = 0; i < ha->max_fibre_devices; i++) {
1203		/* Issue GNN_ID */
1204		/* Prepare SNS command request. */
1205		sns_cmd = qla2x00_prep_sns_cmd(vha, GNN_ID_CMD,
1206		    GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
1207
1208		/* Prepare SNS command arguments -- port_id. */
1209		sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
1210		sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
1211		sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
1212
1213		/* Execute SNS command. */
1214		rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
1215		    GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
1216		if (rval != QLA_SUCCESS) {
1217			/*EMPTY*/
1218			ql_dbg(ql_dbg_disc, vha, 0x203f,
1219			    "GNN_ID Send SNS failed (%d).\n", rval);
1220		} else if (sns_cmd->p.gnn_data[8] != 0x80 ||
1221		    sns_cmd->p.gnn_data[9] != 0x02) {
1222			ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2082,
1223			    "GNN_ID failed, rejected request, gnn_rsp:\n");
1224			ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207a,
1225			    sns_cmd->p.gnn_data, 16);
1226			rval = QLA_FUNCTION_FAILED;
1227		} else {
1228			/* Save nodename */
1229			memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
1230			    WWN_SIZE);
1231
1232			ql_dbg(ql_dbg_disc, vha, 0x206e,
1233			    "GID_PT entry - nn %8phN pn %8phN "
1234			    "port_id=%02x%02x%02x.\n",
1235			    list[i].node_name, list[i].port_name,
1236			    list[i].d_id.b.domain, list[i].d_id.b.area,
1237			    list[i].d_id.b.al_pa);
1238		}
1239
1240		/* Last device exit. */
1241		if (list[i].d_id.b.rsvd_1 != 0)
1242			break;
1243	}
1244
1245	return (rval);
1246}
1247
1248/**
1249 * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
1250 * @vha: HA context
1251 *
1252 * This command uses the old Exectute SNS Command mailbox routine.
1253 *
1254 * Returns 0 on success.
1255 */
1256static int
1257qla2x00_sns_rft_id(scsi_qla_host_t *vha)
1258{
1259	int		rval;
1260	struct qla_hw_data *ha = vha->hw;
1261	struct sns_cmd_pkt	*sns_cmd;
1262
1263	/* Issue RFT_ID. */
1264	/* Prepare SNS command request. */
1265	sns_cmd = qla2x00_prep_sns_cmd(vha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1266	    RFT_ID_SNS_DATA_SIZE);
1267
1268	/* Prepare SNS command arguments -- port_id, FC-4 types */
1269	sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1270	sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1271	sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1272
1273	sns_cmd->p.cmd.param[5] = 0x01;			/* FCP-3 */
1274
1275	/* Execute SNS command. */
1276	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1277	    sizeof(struct sns_cmd_pkt));
1278	if (rval != QLA_SUCCESS) {
1279		/*EMPTY*/
1280		ql_dbg(ql_dbg_disc, vha, 0x2060,
1281		    "RFT_ID Send SNS failed (%d).\n", rval);
1282	} else if (sns_cmd->p.rft_data[8] != 0x80 ||
1283	    sns_cmd->p.rft_data[9] != 0x02) {
1284		ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2083,
1285		    "RFT_ID failed, rejected request rft_rsp:\n");
1286		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2080,
1287		    sns_cmd->p.rft_data, 16);
1288		rval = QLA_FUNCTION_FAILED;
1289	} else {
1290		ql_dbg(ql_dbg_disc, vha, 0x2073,
1291		    "RFT_ID exiting normally.\n");
1292	}
1293
1294	return (rval);
1295}
1296
1297/**
1298 * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1299 * @vha: HA context
1300 *
1301 * This command uses the old Exectute SNS Command mailbox routine.
1302 *
1303 * Returns 0 on success.
1304 */
1305static int
1306qla2x00_sns_rnn_id(scsi_qla_host_t *vha)
1307{
1308	int		rval;
1309	struct qla_hw_data *ha = vha->hw;
1310	struct sns_cmd_pkt	*sns_cmd;
1311
1312	/* Issue RNN_ID. */
1313	/* Prepare SNS command request. */
1314	sns_cmd = qla2x00_prep_sns_cmd(vha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1315	    RNN_ID_SNS_DATA_SIZE);
1316
1317	/* Prepare SNS command arguments -- port_id, nodename. */
1318	sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1319	sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1320	sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1321
1322	sns_cmd->p.cmd.param[4] = vha->node_name[7];
1323	sns_cmd->p.cmd.param[5] = vha->node_name[6];
1324	sns_cmd->p.cmd.param[6] = vha->node_name[5];
1325	sns_cmd->p.cmd.param[7] = vha->node_name[4];
1326	sns_cmd->p.cmd.param[8] = vha->node_name[3];
1327	sns_cmd->p.cmd.param[9] = vha->node_name[2];
1328	sns_cmd->p.cmd.param[10] = vha->node_name[1];
1329	sns_cmd->p.cmd.param[11] = vha->node_name[0];
1330
1331	/* Execute SNS command. */
1332	rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1333	    sizeof(struct sns_cmd_pkt));
1334	if (rval != QLA_SUCCESS) {
1335		/*EMPTY*/
1336		ql_dbg(ql_dbg_disc, vha, 0x204a,
1337		    "RNN_ID Send SNS failed (%d).\n", rval);
1338	} else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1339	    sns_cmd->p.rnn_data[9] != 0x02) {
1340		ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207b,
1341		    "RNN_ID failed, rejected request, rnn_rsp:\n");
1342		ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207c,
1343		    sns_cmd->p.rnn_data, 16);
1344		rval = QLA_FUNCTION_FAILED;
1345	} else {
1346		ql_dbg(ql_dbg_disc, vha, 0x204c,
1347		    "RNN_ID exiting normally.\n");
1348	}
1349
1350	return (rval);
1351}
1352
1353/**
1354 * qla2x00_mgmt_svr_login() - Login to fabric Management Service.
1355 * @vha: HA context
1356 *
1357 * Returns 0 on success.
1358 */
1359int
1360qla2x00_mgmt_svr_login(scsi_qla_host_t *vha)
1361{
1362	int ret, rval;
1363	uint16_t mb[MAILBOX_REGISTER_COUNT];
1364	struct qla_hw_data *ha = vha->hw;
1365
1366	ret = QLA_SUCCESS;
1367	if (vha->flags.management_server_logged_in)
1368		return ret;
1369
1370	rval = ha->isp_ops->fabric_login(vha, vha->mgmt_svr_loop_id, 0xff, 0xff,
1371	    0xfa, mb, BIT_1);
1372	if (rval != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
1373		if (rval == QLA_MEMORY_ALLOC_FAILED)
1374			ql_dbg(ql_dbg_disc, vha, 0x2085,
1375			    "Failed management_server login: loopid=%x "
1376			    "rval=%d\n", vha->mgmt_svr_loop_id, rval);
1377		else
1378			ql_dbg(ql_dbg_disc, vha, 0x2024,
1379			    "Failed management_server login: loopid=%x "
1380			    "mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x.\n",
1381			    vha->mgmt_svr_loop_id, mb[0], mb[1], mb[2], mb[6],
1382			    mb[7]);
1383		ret = QLA_FUNCTION_FAILED;
1384	} else
1385		vha->flags.management_server_logged_in = 1;
1386
1387	return ret;
1388}
1389
1390/**
1391 * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1392 * @vha: HA context
1393 * @req_size: request size in bytes
1394 * @rsp_size: response size in bytes
1395 *
1396 * Returns a pointer to the @ha's ms_iocb.
1397 */
1398void *
1399qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1400    uint32_t rsp_size)
1401{
1402	ms_iocb_entry_t *ms_pkt;
1403	struct qla_hw_data *ha = vha->hw;
1404
1405	ms_pkt = ha->ms_iocb;
1406	memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1407
1408	ms_pkt->entry_type = MS_IOCB_TYPE;
1409	ms_pkt->entry_count = 1;
1410	SET_TARGET_ID(ha, ms_pkt->loop_id, vha->mgmt_svr_loop_id);
1411	ms_pkt->control_flags = cpu_to_le16(CF_READ | CF_HEAD_TAG);
1412	ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1413	ms_pkt->cmd_dsd_count = cpu_to_le16(1);
1414	ms_pkt->total_dsd_count = cpu_to_le16(2);
1415	ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1416	ms_pkt->req_bytecount = cpu_to_le32(req_size);
1417
1418	put_unaligned_le64(ha->ct_sns_dma, &ms_pkt->req_dsd.address);
1419	ms_pkt->req_dsd.length = ms_pkt->req_bytecount;
1420
1421	put_unaligned_le64(ha->ct_sns_dma, &ms_pkt->rsp_dsd.address);
1422	ms_pkt->rsp_dsd.length = ms_pkt->rsp_bytecount;
1423
1424	return ms_pkt;
1425}
1426
1427/**
1428 * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1429 * @vha: HA context
1430 * @req_size: request size in bytes
1431 * @rsp_size: response size in bytes
1432 *
1433 * Returns a pointer to the @ha's ms_iocb.
1434 */
1435void *
1436qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1437    uint32_t rsp_size)
1438{
1439	struct ct_entry_24xx *ct_pkt;
1440	struct qla_hw_data *ha = vha->hw;
1441
1442	ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1443	memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1444
1445	ct_pkt->entry_type = CT_IOCB_TYPE;
1446	ct_pkt->entry_count = 1;
1447	ct_pkt->nport_handle = cpu_to_le16(vha->mgmt_svr_loop_id);
1448	ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1449	ct_pkt->cmd_dsd_count = cpu_to_le16(1);
1450	ct_pkt->rsp_dsd_count = cpu_to_le16(1);
1451	ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1452	ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1453
1454	put_unaligned_le64(ha->ct_sns_dma, &ct_pkt->dsd[0].address);
1455	ct_pkt->dsd[0].length = ct_pkt->cmd_byte_count;
1456
1457	put_unaligned_le64(ha->ct_sns_dma, &ct_pkt->dsd[1].address);
1458	ct_pkt->dsd[1].length = ct_pkt->rsp_byte_count;
1459	ct_pkt->vp_index = vha->vp_idx;
1460
1461	return ct_pkt;
1462}
1463
1464static void
1465qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size)
1466{
1467	struct qla_hw_data *ha = vha->hw;
1468	ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1469	struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1470
1471	if (IS_FWI2_CAPABLE(ha)) {
1472		ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1473		ct_pkt->dsd[0].length = ct_pkt->cmd_byte_count;
1474	} else {
1475		ms_pkt->req_bytecount = cpu_to_le32(req_size);
1476		ms_pkt->req_dsd.length = ms_pkt->req_bytecount;
1477	}
1478}
1479
1480/**
1481 * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1482 * @p: CT request buffer
1483 * @cmd: GS command
1484 * @rsp_size: response size in bytes
1485 *
1486 * Returns a pointer to the intitialized @ct_req.
1487 */
1488static inline struct ct_sns_req *
1489qla2x00_prep_ct_fdmi_req(struct ct_sns_pkt *p, uint16_t cmd,
1490    uint16_t rsp_size)
1491{
1492	memset(p, 0, sizeof(struct ct_sns_pkt));
1493
1494	p->p.req.header.revision = 0x01;
1495	p->p.req.header.gs_type = 0xFA;
1496	p->p.req.header.gs_subtype = 0x10;
1497	p->p.req.command = cpu_to_be16(cmd);
1498	p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1499
1500	return &p->p.req;
1501}
1502
1503uint
1504qla25xx_fdmi_port_speed_capability(struct qla_hw_data *ha)
1505{
1506	uint speeds = 0;
1507
1508	if (IS_CNA_CAPABLE(ha))
1509		return FDMI_PORT_SPEED_10GB;
1510	if (IS_QLA28XX(ha) || IS_QLA27XX(ha)) {
1511		if (ha->max_supported_speed == 2) {
1512			if (ha->min_supported_speed <= 6)
1513				speeds |= FDMI_PORT_SPEED_64GB;
1514		}
1515		if (ha->max_supported_speed == 2 ||
1516		    ha->max_supported_speed == 1) {
1517			if (ha->min_supported_speed <= 5)
1518				speeds |= FDMI_PORT_SPEED_32GB;
1519		}
1520		if (ha->max_supported_speed == 2 ||
1521		    ha->max_supported_speed == 1 ||
1522		    ha->max_supported_speed == 0) {
1523			if (ha->min_supported_speed <= 4)
1524				speeds |= FDMI_PORT_SPEED_16GB;
1525		}
1526		if (ha->max_supported_speed == 1 ||
1527		    ha->max_supported_speed == 0) {
1528			if (ha->min_supported_speed <= 3)
1529				speeds |= FDMI_PORT_SPEED_8GB;
1530		}
1531		if (ha->max_supported_speed == 0) {
1532			if (ha->min_supported_speed <= 2)
1533				speeds |= FDMI_PORT_SPEED_4GB;
1534		}
1535		return speeds;
1536	}
1537	if (IS_QLA2031(ha)) {
1538		if ((ha->pdev->subsystem_vendor == 0x103C) &&
1539		    (ha->pdev->subsystem_device == 0x8002)) {
1540			speeds = FDMI_PORT_SPEED_16GB;
1541		} else {
1542			speeds = FDMI_PORT_SPEED_16GB|FDMI_PORT_SPEED_8GB|
1543				FDMI_PORT_SPEED_4GB;
1544		}
1545		return speeds;
1546	}
1547	if (IS_QLA25XX(ha) || IS_QLAFX00(ha))
1548		return FDMI_PORT_SPEED_8GB|FDMI_PORT_SPEED_4GB|
1549			FDMI_PORT_SPEED_2GB|FDMI_PORT_SPEED_1GB;
1550	if (IS_QLA24XX_TYPE(ha))
1551		return FDMI_PORT_SPEED_4GB|FDMI_PORT_SPEED_2GB|
1552			FDMI_PORT_SPEED_1GB;
1553	if (IS_QLA23XX(ha))
1554		return FDMI_PORT_SPEED_2GB|FDMI_PORT_SPEED_1GB;
1555	return FDMI_PORT_SPEED_1GB;
1556}
1557
1558uint
1559qla25xx_fdmi_port_speed_currently(struct qla_hw_data *ha)
1560{
1561	switch (ha->link_data_rate) {
1562	case PORT_SPEED_1GB:
1563		return FDMI_PORT_SPEED_1GB;
1564	case PORT_SPEED_2GB:
1565		return FDMI_PORT_SPEED_2GB;
1566	case PORT_SPEED_4GB:
1567		return FDMI_PORT_SPEED_4GB;
1568	case PORT_SPEED_8GB:
1569		return FDMI_PORT_SPEED_8GB;
1570	case PORT_SPEED_10GB:
1571		return FDMI_PORT_SPEED_10GB;
1572	case PORT_SPEED_16GB:
1573		return FDMI_PORT_SPEED_16GB;
1574	case PORT_SPEED_32GB:
1575		return FDMI_PORT_SPEED_32GB;
1576	case PORT_SPEED_64GB:
1577		return FDMI_PORT_SPEED_64GB;
1578	default:
1579		return FDMI_PORT_SPEED_UNKNOWN;
1580	}
1581}
1582
1583/**
1584 * qla2x00_hba_attributes() perform HBA attributes registration
1585 * @vha: HA context
1586 * @entries: number of entries to use
1587 * @callopt: Option to issue extended or standard FDMI
1588 *           command parameter
1589 *
1590 * Returns 0 on success.
1591 */
1592static unsigned long
1593qla2x00_hba_attributes(scsi_qla_host_t *vha, void *entries,
1594	unsigned int callopt)
1595{
1596	struct qla_hw_data *ha = vha->hw;
1597	struct new_utsname *p_sysid = utsname();
1598	struct ct_fdmi_hba_attr *eiter;
1599	uint16_t alen;
1600	unsigned long size = 0;
1601
1602	/* Nodename. */
1603	eiter = entries + size;
1604	eiter->type = cpu_to_be16(FDMI_HBA_NODE_NAME);
1605	memcpy(eiter->a.node_name, vha->node_name, sizeof(eiter->a.node_name));
1606	alen = sizeof(eiter->a.node_name);
1607	alen += FDMI_ATTR_TYPELEN(eiter);
1608	eiter->len = cpu_to_be16(alen);
1609	size += alen;
1610	ql_dbg(ql_dbg_disc, vha, 0x20a0,
1611	    "NODENAME = %016llx.\n", wwn_to_u64(eiter->a.node_name));
1612	/* Manufacturer. */
1613	eiter = entries + size;
1614	eiter->type = cpu_to_be16(FDMI_HBA_MANUFACTURER);
1615	alen = scnprintf(
1616		eiter->a.manufacturer, sizeof(eiter->a.manufacturer),
1617		"%s", "QLogic Corporation");
1618	alen += FDMI_ATTR_ALIGNMENT(alen);
1619	alen += FDMI_ATTR_TYPELEN(eiter);
1620	eiter->len = cpu_to_be16(alen);
1621	size += alen;
1622	ql_dbg(ql_dbg_disc, vha, 0x20a1,
1623	    "MANUFACTURER = %s.\n", eiter->a.manufacturer);
1624	/* Serial number. */
1625	eiter = entries + size;
1626	eiter->type = cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1627	alen = 0;
1628	if (IS_FWI2_CAPABLE(ha)) {
1629		alen = qla2xxx_get_vpd_field(vha, "SN",
1630		    eiter->a.serial_num, sizeof(eiter->a.serial_num));
1631	}
1632	if (!alen) {
1633		uint32_t sn = ((ha->serial0 & 0x1f) << 16) |
1634			(ha->serial2 << 8) | ha->serial1;
1635		alen = scnprintf(
1636			eiter->a.serial_num, sizeof(eiter->a.serial_num),
1637			"%c%05d", 'A' + sn / 100000, sn % 100000);
1638	}
1639	alen += FDMI_ATTR_ALIGNMENT(alen);
1640	alen += FDMI_ATTR_TYPELEN(eiter);
1641	eiter->len = cpu_to_be16(alen);
1642	size += alen;
1643	ql_dbg(ql_dbg_disc, vha, 0x20a2,
1644	    "SERIAL NUMBER = %s.\n", eiter->a.serial_num);
1645	/* Model name. */
1646	eiter = entries + size;
1647	eiter->type = cpu_to_be16(FDMI_HBA_MODEL);
1648	alen = scnprintf(
1649		eiter->a.model, sizeof(eiter->a.model),
1650		"%s", ha->model_number);
1651	alen += FDMI_ATTR_ALIGNMENT(alen);
1652	alen += FDMI_ATTR_TYPELEN(eiter);
1653	eiter->len = cpu_to_be16(alen);
1654	size += alen;
1655	ql_dbg(ql_dbg_disc, vha, 0x20a3,
1656	    "MODEL NAME = %s.\n", eiter->a.model);
1657	/* Model description. */
1658	eiter = entries + size;
1659	eiter->type = cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1660	alen = scnprintf(
1661		eiter->a.model_desc, sizeof(eiter->a.model_desc),
1662		"%s", ha->model_desc);
1663	alen += FDMI_ATTR_ALIGNMENT(alen);
1664	alen += FDMI_ATTR_TYPELEN(eiter);
1665	eiter->len = cpu_to_be16(alen);
1666	size += alen;
1667	ql_dbg(ql_dbg_disc, vha, 0x20a4,
1668	    "MODEL DESCRIPTION = %s.\n", eiter->a.model_desc);
1669	/* Hardware version. */
1670	eiter = entries + size;
1671	eiter->type = cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1672	alen = 0;
1673	if (IS_FWI2_CAPABLE(ha)) {
1674		if (!alen) {
1675			alen = qla2xxx_get_vpd_field(vha, "MN",
1676			    eiter->a.hw_version, sizeof(eiter->a.hw_version));
1677		}
1678		if (!alen) {
1679			alen = qla2xxx_get_vpd_field(vha, "EC",
1680			    eiter->a.hw_version, sizeof(eiter->a.hw_version));
1681		}
1682	}
1683	if (!alen) {
1684		alen = scnprintf(
1685			eiter->a.hw_version, sizeof(eiter->a.hw_version),
1686			"HW:%s", ha->adapter_id);
1687	}
1688	alen += FDMI_ATTR_ALIGNMENT(alen);
1689	alen += FDMI_ATTR_TYPELEN(eiter);
1690	eiter->len = cpu_to_be16(alen);
1691	size += alen;
1692	ql_dbg(ql_dbg_disc, vha, 0x20a5,
1693	    "HARDWARE VERSION = %s.\n", eiter->a.hw_version);
1694	/* Driver version. */
1695	eiter = entries + size;
1696	eiter->type = cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1697	alen = scnprintf(
1698		eiter->a.driver_version, sizeof(eiter->a.driver_version),
1699		"%s", qla2x00_version_str);
1700	alen += FDMI_ATTR_ALIGNMENT(alen);
1701	alen += FDMI_ATTR_TYPELEN(eiter);
1702	eiter->len = cpu_to_be16(alen);
1703	size += alen;
1704	ql_dbg(ql_dbg_disc, vha, 0x20a6,
1705	    "DRIVER VERSION = %s.\n", eiter->a.driver_version);
1706	/* Option ROM version. */
1707	eiter = entries + size;
1708	eiter->type = cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1709	alen = scnprintf(
1710		eiter->a.orom_version, sizeof(eiter->a.orom_version),
1711		"%d.%02d", ha->bios_revision[1], ha->bios_revision[0]);
1712	alen += FDMI_ATTR_ALIGNMENT(alen);
1713	alen += FDMI_ATTR_TYPELEN(eiter);
1714	eiter->len = cpu_to_be16(alen);
1715	size += alen;
1716
1717	ql_dbg(ql_dbg_disc, vha, 0x20a7,
1718	    "OPTROM VERSION = %d.%02d.\n",
1719	    eiter->a.orom_version[1], eiter->a.orom_version[0]);
1720	/* Firmware version */
1721	eiter = entries + size;
1722	eiter->type = cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1723	ha->isp_ops->fw_version_str(vha, eiter->a.fw_version,
1724	    sizeof(eiter->a.fw_version));
1725	alen += FDMI_ATTR_ALIGNMENT(alen);
1726	alen += FDMI_ATTR_TYPELEN(eiter);
1727	eiter->len = cpu_to_be16(alen);
1728	size += alen;
1729	ql_dbg(ql_dbg_disc, vha, 0x20a8,
1730	    "FIRMWARE VERSION = %s.\n", eiter->a.fw_version);
1731	if (callopt == CALLOPT_FDMI1)
1732		goto done;
1733	/* OS Name and Version */
1734	eiter = entries + size;
1735	eiter->type = cpu_to_be16(FDMI_HBA_OS_NAME_AND_VERSION);
1736	alen = 0;
1737	if (p_sysid) {
1738		alen = scnprintf(
1739			eiter->a.os_version, sizeof(eiter->a.os_version),
1740			"%s %s %s",
1741			p_sysid->sysname, p_sysid->release, p_sysid->machine);
1742	}
1743	if (!alen) {
1744		alen = scnprintf(
1745			eiter->a.os_version, sizeof(eiter->a.os_version),
1746			"%s %s",
1747			"Linux", fc_host_system_hostname(vha->host));
1748	}
1749	alen += FDMI_ATTR_ALIGNMENT(alen);
1750	alen += FDMI_ATTR_TYPELEN(eiter);
1751	eiter->len = cpu_to_be16(alen);
1752	size += alen;
1753	ql_dbg(ql_dbg_disc, vha, 0x20a9,
1754	    "OS VERSION = %s.\n", eiter->a.os_version);
1755	/* MAX CT Payload Length */
1756	eiter = entries + size;
1757	eiter->type = cpu_to_be16(FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH);
1758	eiter->a.max_ct_len = cpu_to_be32(ha->frame_payload_size >> 2);
1759
1760	alen = sizeof(eiter->a.max_ct_len);
1761	alen += FDMI_ATTR_TYPELEN(eiter);
1762	eiter->len = cpu_to_be16(alen);
1763	size += alen;
1764	ql_dbg(ql_dbg_disc, vha, 0x20aa,
1765	    "CT PAYLOAD LENGTH = 0x%x.\n", be32_to_cpu(eiter->a.max_ct_len));
1766	/* Node Sybolic Name */
1767	eiter = entries + size;
1768	eiter->type = cpu_to_be16(FDMI_HBA_NODE_SYMBOLIC_NAME);
1769	alen = qla2x00_get_sym_node_name(vha, eiter->a.sym_name,
1770	    sizeof(eiter->a.sym_name));
1771	alen += FDMI_ATTR_ALIGNMENT(alen);
1772	alen += FDMI_ATTR_TYPELEN(eiter);
1773	eiter->len = cpu_to_be16(alen);
1774	size += alen;
1775	ql_dbg(ql_dbg_disc, vha, 0x20ab,
1776	    "SYMBOLIC NAME = %s.\n", eiter->a.sym_name);
1777	/* Vendor Specific information */
1778	eiter = entries + size;
1779	eiter->type = cpu_to_be16(FDMI_HBA_VENDOR_SPECIFIC_INFO);
1780	eiter->a.vendor_specific_info = cpu_to_be32(PCI_VENDOR_ID_QLOGIC);
1781	alen = sizeof(eiter->a.vendor_specific_info);
1782	alen += FDMI_ATTR_TYPELEN(eiter);
1783	eiter->len = cpu_to_be16(alen);
1784	size += alen;
1785	ql_dbg(ql_dbg_disc, vha, 0x20ac,
1786	    "VENDOR SPECIFIC INFO = 0x%x.\n",
1787	    be32_to_cpu(eiter->a.vendor_specific_info));
1788	/* Num Ports */
1789	eiter = entries + size;
1790	eiter->type = cpu_to_be16(FDMI_HBA_NUM_PORTS);
1791	eiter->a.num_ports = cpu_to_be32(1);
1792	alen = sizeof(eiter->a.num_ports);
1793	alen += FDMI_ATTR_TYPELEN(eiter);
1794	eiter->len = cpu_to_be16(alen);
1795	size += alen;
1796	ql_dbg(ql_dbg_disc, vha, 0x20ad,
1797	    "PORT COUNT = %x.\n", be32_to_cpu(eiter->a.num_ports));
1798	/* Fabric Name */
1799	eiter = entries + size;
1800	eiter->type = cpu_to_be16(FDMI_HBA_FABRIC_NAME);
1801	memcpy(eiter->a.fabric_name, vha->fabric_node_name,
1802	    sizeof(eiter->a.fabric_name));
1803	alen = sizeof(eiter->a.fabric_name);
1804	alen += FDMI_ATTR_TYPELEN(eiter);
1805	eiter->len = cpu_to_be16(alen);
1806	size += alen;
1807	ql_dbg(ql_dbg_disc, vha, 0x20ae,
1808	    "FABRIC NAME = %016llx.\n", wwn_to_u64(eiter->a.fabric_name));
1809	/* BIOS Version */
1810	eiter = entries + size;
1811	eiter->type = cpu_to_be16(FDMI_HBA_BOOT_BIOS_NAME);
1812	alen = scnprintf(
1813		eiter->a.bios_name, sizeof(eiter->a.bios_name),
1814		"BIOS %d.%02d", ha->bios_revision[1], ha->bios_revision[0]);
1815	alen += FDMI_ATTR_ALIGNMENT(alen);
1816	alen += FDMI_ATTR_TYPELEN(eiter);
1817	eiter->len = cpu_to_be16(alen);
1818	size += alen;
1819	ql_dbg(ql_dbg_disc, vha, 0x20af,
1820	    "BIOS NAME = %s\n", eiter->a.bios_name);
1821	/* Vendor Identifier */
1822	eiter = entries + size;
1823	eiter->type = cpu_to_be16(FDMI_HBA_VENDOR_IDENTIFIER);
1824	alen = scnprintf(
1825		eiter->a.vendor_identifier, sizeof(eiter->a.vendor_identifier),
1826		"%s", "QLGC");
1827	alen += FDMI_ATTR_ALIGNMENT(alen);
1828	alen += FDMI_ATTR_TYPELEN(eiter);
1829	eiter->len = cpu_to_be16(alen);
1830	size += alen;
1831	ql_dbg(ql_dbg_disc, vha, 0x20b0,
1832	    "VENDOR IDENTIFIER = %s.\n", eiter->a.vendor_identifier);
1833done:
1834	return size;
1835}
1836
1837/**
1838 * qla2x00_port_attributes() perform Port attributes registration
1839 * @vha: HA context
1840 * @entries: number of entries to use
1841 * @callopt: Option to issue extended or standard FDMI
1842 *           command parameter
1843 *
1844 * Returns 0 on success.
1845 */
1846static unsigned long
1847qla2x00_port_attributes(scsi_qla_host_t *vha, void *entries,
1848	unsigned int callopt)
1849{
1850	struct qla_hw_data *ha = vha->hw;
1851	struct new_utsname *p_sysid = utsname();
1852	char *hostname = p_sysid ?
1853		p_sysid->nodename : fc_host_system_hostname(vha->host);
1854	struct ct_fdmi_port_attr *eiter;
1855	uint16_t alen;
1856	unsigned long size = 0;
1857
1858	/* FC4 types. */
1859	eiter = entries + size;
1860	eiter->type = cpu_to_be16(FDMI_PORT_FC4_TYPES);
1861	eiter->a.fc4_types[0] = 0x00;
1862	eiter->a.fc4_types[1] = 0x00;
1863	eiter->a.fc4_types[2] = 0x01;
1864	eiter->a.fc4_types[3] = 0x00;
1865	alen = sizeof(eiter->a.fc4_types);
1866	alen += FDMI_ATTR_TYPELEN(eiter);
1867	eiter->len = cpu_to_be16(alen);
1868	size += alen;
1869	ql_dbg(ql_dbg_disc, vha, 0x20c0,
1870	    "FC4 TYPES = %016llx.\n", *(uint64_t *)eiter->a.fc4_types);
1871	if (vha->flags.nvme_enabled) {
1872		eiter->a.fc4_types[6] = 1;      /* NVMe type 28h */
1873		ql_dbg(ql_dbg_disc, vha, 0x211f,
1874		    "NVME FC4 Type = %02x 0x0 0x0 0x0 0x0 0x0.\n",
1875		    eiter->a.fc4_types[6]);
1876	}
1877	/* Supported speed. */
1878	eiter = entries + size;
1879	eiter->type = cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1880	eiter->a.sup_speed = cpu_to_be32(
1881		qla25xx_fdmi_port_speed_capability(ha));
1882	alen = sizeof(eiter->a.sup_speed);
1883	alen += FDMI_ATTR_TYPELEN(eiter);
1884	eiter->len = cpu_to_be16(alen);
1885	size += alen;
1886	ql_dbg(ql_dbg_disc, vha, 0x20c1,
1887	    "SUPPORTED SPEED = %x.\n", be32_to_cpu(eiter->a.sup_speed));
1888	/* Current speed. */
1889	eiter = entries + size;
1890	eiter->type = cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1891	eiter->a.cur_speed = cpu_to_be32(
1892		qla25xx_fdmi_port_speed_currently(ha));
1893	alen = sizeof(eiter->a.cur_speed);
1894	alen += FDMI_ATTR_TYPELEN(eiter);
1895	eiter->len = cpu_to_be16(alen);
1896	size += alen;
1897	ql_dbg(ql_dbg_disc, vha, 0x20c2,
1898	    "CURRENT SPEED = %x.\n", be32_to_cpu(eiter->a.cur_speed));
1899	/* Max frame size. */
1900	eiter = entries + size;
1901	eiter->type = cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1902	eiter->a.max_frame_size = cpu_to_be32(ha->frame_payload_size);
1903	alen = sizeof(eiter->a.max_frame_size);
1904	alen += FDMI_ATTR_TYPELEN(eiter);
1905	eiter->len = cpu_to_be16(alen);
1906	size += alen;
1907	ql_dbg(ql_dbg_disc, vha, 0x20c3,
1908	    "MAX FRAME SIZE = %x.\n", be32_to_cpu(eiter->a.max_frame_size));
1909	/* OS device name. */
1910	eiter = entries + size;
1911	eiter->type = cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1912	alen = scnprintf(
1913		eiter->a.os_dev_name, sizeof(eiter->a.os_dev_name),
1914		"%s:host%lu", QLA2XXX_DRIVER_NAME, vha->host_no);
1915	alen += FDMI_ATTR_ALIGNMENT(alen);
1916	alen += FDMI_ATTR_TYPELEN(eiter);
1917	eiter->len = cpu_to_be16(alen);
1918	size += alen;
1919	ql_dbg(ql_dbg_disc, vha, 0x20c4,
1920	    "OS DEVICE NAME = %s.\n", eiter->a.os_dev_name);
1921	/* Hostname. */
1922	eiter = entries + size;
1923	eiter->type = cpu_to_be16(FDMI_PORT_HOST_NAME);
1924	if (!*hostname || !strncmp(hostname, "(none)", 6))
1925		hostname = "Linux-default";
1926	alen = scnprintf(
1927		eiter->a.host_name, sizeof(eiter->a.host_name),
1928		"%s", hostname);
1929	alen += FDMI_ATTR_ALIGNMENT(alen);
1930	alen += FDMI_ATTR_TYPELEN(eiter);
1931	eiter->len = cpu_to_be16(alen);
1932	size += alen;
1933	ql_dbg(ql_dbg_disc, vha, 0x20c5,
1934	    "HOSTNAME = %s.\n", eiter->a.host_name);
1935
1936	if (callopt == CALLOPT_FDMI1)
1937		goto done;
1938
1939	/* Node Name */
1940	eiter = entries + size;
1941	eiter->type = cpu_to_be16(FDMI_PORT_NODE_NAME);
1942	memcpy(eiter->a.node_name, vha->node_name, sizeof(eiter->a.node_name));
1943	alen = sizeof(eiter->a.node_name);
1944	alen += FDMI_ATTR_TYPELEN(eiter);
1945	eiter->len = cpu_to_be16(alen);
1946	size += alen;
1947	ql_dbg(ql_dbg_disc, vha, 0x20c6,
1948	    "NODENAME = %016llx.\n", wwn_to_u64(eiter->a.node_name));
1949
1950	/* Port Name */
1951	eiter = entries + size;
1952	eiter->type = cpu_to_be16(FDMI_PORT_NAME);
1953	memcpy(eiter->a.port_name, vha->port_name, sizeof(eiter->a.port_name));
1954	alen = sizeof(eiter->a.port_name);
1955	alen += FDMI_ATTR_TYPELEN(eiter);
1956	eiter->len = cpu_to_be16(alen);
1957	size += alen;
1958	ql_dbg(ql_dbg_disc, vha, 0x20c7,
1959	    "PORTNAME = %016llx.\n", wwn_to_u64(eiter->a.port_name));
1960
1961	/* Port Symbolic Name */
1962	eiter = entries + size;
1963	eiter->type = cpu_to_be16(FDMI_PORT_SYM_NAME);
1964	alen = qla2x00_get_sym_node_name(vha, eiter->a.port_sym_name,
1965	    sizeof(eiter->a.port_sym_name));
1966	alen += FDMI_ATTR_ALIGNMENT(alen);
1967	alen += FDMI_ATTR_TYPELEN(eiter);
1968	eiter->len = cpu_to_be16(alen);
1969	size += alen;
1970	ql_dbg(ql_dbg_disc, vha, 0x20c8,
1971	    "PORT SYMBOLIC NAME = %s\n", eiter->a.port_sym_name);
1972
1973	/* Port Type */
1974	eiter = entries + size;
1975	eiter->type = cpu_to_be16(FDMI_PORT_TYPE);
1976	eiter->a.port_type = cpu_to_be32(NS_NX_PORT_TYPE);
1977	alen = sizeof(eiter->a.port_type);
1978	alen += FDMI_ATTR_TYPELEN(eiter);
1979	eiter->len = cpu_to_be16(alen);
1980	size += alen;
1981	ql_dbg(ql_dbg_disc, vha, 0x20c9,
1982	    "PORT TYPE = %x.\n", be32_to_cpu(eiter->a.port_type));
1983
1984	/* Supported Class of Service */
1985	eiter = entries + size;
1986	eiter->type = cpu_to_be16(FDMI_PORT_SUPP_COS);
1987	eiter->a.port_supported_cos = cpu_to_be32(FC_CLASS_3);
1988	alen = sizeof(eiter->a.port_supported_cos);
1989	alen += FDMI_ATTR_TYPELEN(eiter);
1990	eiter->len = cpu_to_be16(alen);
1991	size += alen;
1992	ql_dbg(ql_dbg_disc, vha, 0x20ca,
1993	    "SUPPORTED COS = %08x\n", be32_to_cpu(eiter->a.port_supported_cos));
1994
1995	/* Port Fabric Name */
1996	eiter = entries + size;
1997	eiter->type = cpu_to_be16(FDMI_PORT_FABRIC_NAME);
1998	memcpy(eiter->a.fabric_name, vha->fabric_node_name,
1999	    sizeof(eiter->a.fabric_name));
2000	alen = sizeof(eiter->a.fabric_name);
2001	alen += FDMI_ATTR_TYPELEN(eiter);
2002	eiter->len = cpu_to_be16(alen);
2003	size += alen;
2004	ql_dbg(ql_dbg_disc, vha, 0x20cb,
2005	    "FABRIC NAME = %016llx.\n", wwn_to_u64(eiter->a.fabric_name));
2006
2007	/* FC4_type */
2008	eiter = entries + size;
2009	eiter->type = cpu_to_be16(FDMI_PORT_FC4_TYPE);
2010	eiter->a.port_fc4_type[0] = 0x00;
2011	eiter->a.port_fc4_type[1] = 0x00;
2012	eiter->a.port_fc4_type[2] = 0x01;
2013	eiter->a.port_fc4_type[3] = 0x00;
2014	alen = sizeof(eiter->a.port_fc4_type);
2015	alen += FDMI_ATTR_TYPELEN(eiter);
2016	eiter->len = cpu_to_be16(alen);
2017	size += alen;
2018	ql_dbg(ql_dbg_disc, vha, 0x20cc,
2019	    "PORT ACTIVE FC4 TYPE = %016llx.\n",
2020	    *(uint64_t *)eiter->a.port_fc4_type);
2021
2022	/* Port State */
2023	eiter = entries + size;
2024	eiter->type = cpu_to_be16(FDMI_PORT_STATE);
2025	eiter->a.port_state = cpu_to_be32(2);
2026	alen = sizeof(eiter->a.port_state);
2027	alen += FDMI_ATTR_TYPELEN(eiter);
2028	eiter->len = cpu_to_be16(alen);
2029	size += alen;
2030	ql_dbg(ql_dbg_disc, vha, 0x20cd,
2031	    "PORT_STATE = %x.\n", be32_to_cpu(eiter->a.port_state));
2032
2033	/* Number of Ports */
2034	eiter = entries + size;
2035	eiter->type = cpu_to_be16(FDMI_PORT_COUNT);
2036	eiter->a.num_ports = cpu_to_be32(1);
2037	alen = sizeof(eiter->a.num_ports);
2038	alen += FDMI_ATTR_TYPELEN(eiter);
2039	eiter->len = cpu_to_be16(alen);
2040	size += alen;
2041	ql_dbg(ql_dbg_disc, vha, 0x20ce,
2042	    "PORT COUNT = %x.\n", be32_to_cpu(eiter->a.num_ports));
2043
2044	/* Port Identifier */
2045	eiter = entries + size;
2046	eiter->type = cpu_to_be16(FDMI_PORT_IDENTIFIER);
2047	eiter->a.port_id = cpu_to_be32(vha->d_id.b24);
2048	alen = sizeof(eiter->a.port_id);
2049	alen += FDMI_ATTR_TYPELEN(eiter);
2050	eiter->len = cpu_to_be16(alen);
2051	size += alen;
2052	ql_dbg(ql_dbg_disc, vha, 0x20cf,
2053	    "PORT ID = %x.\n", be32_to_cpu(eiter->a.port_id));
2054
2055	if (callopt == CALLOPT_FDMI2 || !ql2xsmartsan)
2056		goto done;
2057
2058	/* Smart SAN Service Category (Populate Smart SAN Initiator)*/
2059	eiter = entries + size;
2060	eiter->type = cpu_to_be16(FDMI_SMARTSAN_SERVICE);
2061	alen = scnprintf(
2062		eiter->a.smartsan_service, sizeof(eiter->a.smartsan_service),
2063		"%s", "Smart SAN Initiator");
2064	alen += FDMI_ATTR_ALIGNMENT(alen);
2065	alen += FDMI_ATTR_TYPELEN(eiter);
2066	eiter->len = cpu_to_be16(alen);
2067	size += alen;
2068	ql_dbg(ql_dbg_disc, vha, 0x20d0,
2069	    "SMARTSAN SERVICE CATEGORY = %s.\n", eiter->a.smartsan_service);
2070
2071	/* Smart SAN GUID (NWWN+PWWN) */
2072	eiter = entries + size;
2073	eiter->type = cpu_to_be16(FDMI_SMARTSAN_GUID);
2074	memcpy(eiter->a.smartsan_guid, vha->node_name, WWN_SIZE);
2075	memcpy(eiter->a.smartsan_guid + WWN_SIZE, vha->port_name, WWN_SIZE);
2076	alen = sizeof(eiter->a.smartsan_guid);
2077	alen += FDMI_ATTR_TYPELEN(eiter);
2078	eiter->len = cpu_to_be16(alen);
2079	size += alen;
2080	ql_dbg(ql_dbg_disc, vha, 0x20d1,
2081	    "Smart SAN GUID = %016llx-%016llx\n",
2082	    wwn_to_u64(eiter->a.smartsan_guid),
2083	    wwn_to_u64(eiter->a.smartsan_guid + WWN_SIZE));
2084
2085	/* Smart SAN Version (populate "Smart SAN Version 1.0") */
2086	eiter = entries + size;
2087	eiter->type = cpu_to_be16(FDMI_SMARTSAN_VERSION);
2088	alen = scnprintf(
2089		eiter->a.smartsan_version, sizeof(eiter->a.smartsan_version),
2090		"%s", "Smart SAN Version 2.0");
2091	alen += FDMI_ATTR_ALIGNMENT(alen);
2092	alen += FDMI_ATTR_TYPELEN(eiter);
2093	eiter->len = cpu_to_be16(alen);
2094	size += alen;
2095	ql_dbg(ql_dbg_disc, vha, 0x20d2,
2096	    "SMARTSAN VERSION = %s\n", eiter->a.smartsan_version);
2097
2098	/* Smart SAN Product Name (Specify Adapter Model No) */
2099	eiter = entries + size;
2100	eiter->type = cpu_to_be16(FDMI_SMARTSAN_PROD_NAME);
2101	alen = scnprintf(eiter->a.smartsan_prod_name,
2102		sizeof(eiter->a.smartsan_prod_name),
2103		"ISP%04x", ha->pdev->device);
2104	alen += FDMI_ATTR_ALIGNMENT(alen);
2105	alen += FDMI_ATTR_TYPELEN(eiter);
2106	eiter->len = cpu_to_be16(alen);
2107	size += alen;
2108	ql_dbg(ql_dbg_disc, vha, 0x20d3,
2109	    "SMARTSAN PRODUCT NAME = %s\n", eiter->a.smartsan_prod_name);
2110
2111	/* Smart SAN Port Info (specify: 1=Physical, 2=NPIV, 3=SRIOV) */
2112	eiter = entries + size;
2113	eiter->type = cpu_to_be16(FDMI_SMARTSAN_PORT_INFO);
2114	eiter->a.smartsan_port_info = cpu_to_be32(vha->vp_idx ? 2 : 1);
2115	alen = sizeof(eiter->a.smartsan_port_info);
2116	alen += FDMI_ATTR_TYPELEN(eiter);
2117	eiter->len = cpu_to_be16(alen);
2118	size += alen;
2119	ql_dbg(ql_dbg_disc, vha, 0x20d4,
2120	    "SMARTSAN PORT INFO = %x\n", eiter->a.smartsan_port_info);
2121
2122	/* Smart SAN Security Support */
2123	eiter = entries + size;
2124	eiter->type = cpu_to_be16(FDMI_SMARTSAN_SECURITY_SUPPORT);
2125	eiter->a.smartsan_security_support = cpu_to_be32(1);
2126	alen = sizeof(eiter->a.smartsan_security_support);
2127	alen += FDMI_ATTR_TYPELEN(eiter);
2128	eiter->len = cpu_to_be16(alen);
2129	size += alen;
2130	ql_dbg(ql_dbg_disc, vha, 0x20d6,
2131	    "SMARTSAN SECURITY SUPPORT = %d\n",
2132	    be32_to_cpu(eiter->a.smartsan_security_support));
2133
2134done:
2135	return size;
2136}
2137
2138/**
2139 * qla2x00_fdmi_rhba() - perform RHBA FDMI registration
2140 * @vha: HA context
2141 * @callopt: Option to issue FDMI registration
2142 *
2143 * Returns 0 on success.
2144 */
2145static int
2146qla2x00_fdmi_rhba(scsi_qla_host_t *vha, unsigned int callopt)
2147{
2148	struct qla_hw_data *ha = vha->hw;
2149	unsigned long size = 0;
2150	unsigned int rval, count;
2151	ms_iocb_entry_t *ms_pkt;
2152	struct ct_sns_req *ct_req;
2153	struct ct_sns_rsp *ct_rsp;
2154	void *entries;
2155
2156	count = callopt != CALLOPT_FDMI1 ?
2157	    FDMI2_HBA_ATTR_COUNT : FDMI1_HBA_ATTR_COUNT;
2158
2159	size = RHBA_RSP_SIZE;
2160
2161	ql_dbg(ql_dbg_disc, vha, 0x20e0,
2162	    "RHBA (callopt=%x count=%u size=%lu).\n", callopt, count, size);
2163
2164	/*   Request size adjusted after CT preparation */
2165	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, size);
2166
2167	/* Prepare CT request */
2168	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RHBA_CMD, size);
2169	ct_rsp = &ha->ct_sns->p.rsp;
2170
2171	/* Prepare FDMI command entries */
2172	memcpy(ct_req->req.rhba.hba_identifier, vha->port_name,
2173	    sizeof(ct_req->req.rhba.hba_identifier));
2174	size += sizeof(ct_req->req.rhba.hba_identifier);
2175
2176	ct_req->req.rhba.entry_count = cpu_to_be32(1);
2177	size += sizeof(ct_req->req.rhba.entry_count);
2178
2179	memcpy(ct_req->req.rhba.port_name, vha->port_name,
2180	    sizeof(ct_req->req.rhba.port_name));
2181	size += sizeof(ct_req->req.rhba.port_name);
2182
2183	/* Attribute count */
2184	ct_req->req.rhba.attrs.count = cpu_to_be32(count);
2185	size += sizeof(ct_req->req.rhba.attrs.count);
2186
2187	/* Attribute block */
2188	entries = &ct_req->req.rhba.attrs.entry;
2189
2190	size += qla2x00_hba_attributes(vha, entries, callopt);
2191
2192	/* Update MS request size. */
2193	qla2x00_update_ms_fdmi_iocb(vha, size + 16);
2194
2195	ql_dbg(ql_dbg_disc, vha, 0x20e1,
2196	    "RHBA %016llx %016llx.\n",
2197	    wwn_to_u64(ct_req->req.rhba.hba_identifier),
2198	    wwn_to_u64(ct_req->req.rhba.port_name));
2199
2200	ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x20e2,
2201	    entries, size);
2202
2203	/* Execute MS IOCB */
2204	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2205	    sizeof(*ha->ms_iocb));
2206	if (rval) {
2207		ql_dbg(ql_dbg_disc, vha, 0x20e3,
2208		    "RHBA iocb failed (%d).\n", rval);
2209		return rval;
2210	}
2211
2212	rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RHBA");
2213	if (rval) {
2214		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
2215		    ct_rsp->header.explanation_code ==
2216		    CT_EXPL_ALREADY_REGISTERED) {
2217			ql_dbg(ql_dbg_disc, vha, 0x20e4,
2218			    "RHBA already registered.\n");
2219			return QLA_ALREADY_REGISTERED;
2220		}
2221
2222		ql_dbg(ql_dbg_disc, vha, 0x20e5,
2223		    "RHBA failed, CT Reason %#x, CT Explanation %#x\n",
2224		    ct_rsp->header.reason_code,
2225		    ct_rsp->header.explanation_code);
2226		return rval;
2227	}
2228
2229	ql_dbg(ql_dbg_disc, vha, 0x20e6, "RHBA exiting normally.\n");
2230	return rval;
2231}
2232
2233
2234static int
2235qla2x00_fdmi_dhba(scsi_qla_host_t *vha)
2236{
2237	int rval;
2238	struct qla_hw_data *ha = vha->hw;
2239	ms_iocb_entry_t *ms_pkt;
2240	struct ct_sns_req *ct_req;
2241	struct ct_sns_rsp *ct_rsp;
2242	/* Issue RPA */
2243	/* Prepare common MS IOCB */
2244	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, DHBA_REQ_SIZE,
2245	    DHBA_RSP_SIZE);
2246	/* Prepare CT request */
2247	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, DHBA_CMD, DHBA_RSP_SIZE);
2248	ct_rsp = &ha->ct_sns->p.rsp;
2249	/* Prepare FDMI command arguments -- portname. */
2250	memcpy(ct_req->req.dhba.port_name, vha->port_name, WWN_SIZE);
2251	ql_dbg(ql_dbg_disc, vha, 0x2036,
2252	    "DHBA portname = %8phN.\n", ct_req->req.dhba.port_name);
2253	/* Execute MS IOCB */
2254	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2255	    sizeof(ms_iocb_entry_t));
2256	if (rval != QLA_SUCCESS) {
2257		/*EMPTY*/
2258		ql_dbg(ql_dbg_disc, vha, 0x2037,
2259		    "DHBA issue IOCB failed (%d).\n", rval);
2260	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "DHBA") !=
2261	    QLA_SUCCESS) {
2262		rval = QLA_FUNCTION_FAILED;
2263	} else {
2264		ql_dbg(ql_dbg_disc, vha, 0x2038,
2265		    "DHBA exiting normally.\n");
2266	}
2267	return rval;
2268}
2269
2270/**
2271 * qla2x00_fdmi_rprt() perform RPRT registration
2272 * @vha: HA context
2273 * @callopt: Option to issue extended or standard FDMI
2274 *           command parameter
2275 *
2276 * Returns 0 on success.
2277 */
2278static int
2279qla2x00_fdmi_rprt(scsi_qla_host_t *vha, int callopt)
2280{
2281	struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev);
2282	struct qla_hw_data *ha = vha->hw;
2283	ulong size = 0;
2284	uint rval, count;
2285	ms_iocb_entry_t *ms_pkt;
2286	struct ct_sns_req *ct_req;
2287	struct ct_sns_rsp *ct_rsp;
2288	void *entries;
2289	count = callopt == CALLOPT_FDMI2_SMARTSAN && ql2xsmartsan ?
2290		FDMI2_SMARTSAN_PORT_ATTR_COUNT :
2291		callopt != CALLOPT_FDMI1 ?
2292		FDMI2_PORT_ATTR_COUNT : FDMI1_PORT_ATTR_COUNT;
2293
2294	size = RPRT_RSP_SIZE;
2295	ql_dbg(ql_dbg_disc, vha, 0x20e8,
2296	    "RPRT (callopt=%x count=%u size=%lu).\n", callopt, count, size);
2297	/* Request size adjusted after CT preparation */
2298	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, size);
2299	/* Prepare CT request */
2300	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RPRT_CMD, size);
2301	ct_rsp = &ha->ct_sns->p.rsp;
2302	/* Prepare FDMI command entries */
2303	memcpy(ct_req->req.rprt.hba_identifier, base_vha->port_name,
2304	    sizeof(ct_req->req.rprt.hba_identifier));
2305	size += sizeof(ct_req->req.rprt.hba_identifier);
2306	memcpy(ct_req->req.rprt.port_name, vha->port_name,
2307	    sizeof(ct_req->req.rprt.port_name));
2308	size += sizeof(ct_req->req.rprt.port_name);
2309	/* Attribute count */
2310	ct_req->req.rprt.attrs.count = cpu_to_be32(count);
2311	size += sizeof(ct_req->req.rprt.attrs.count);
2312	/* Attribute block */
2313	entries = ct_req->req.rprt.attrs.entry;
2314	size += qla2x00_port_attributes(vha, entries, callopt);
2315	/* Update MS request size. */
2316	qla2x00_update_ms_fdmi_iocb(vha, size + 16);
2317	ql_dbg(ql_dbg_disc, vha, 0x20e9,
2318	    "RPRT %016llx  %016llx.\n",
2319	    wwn_to_u64(ct_req->req.rprt.port_name),
2320	    wwn_to_u64(ct_req->req.rprt.port_name));
2321	ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x20ea,
2322	    entries, size);
2323	/* Execute MS IOCB */
2324	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2325	    sizeof(*ha->ms_iocb));
2326	if (rval) {
2327		ql_dbg(ql_dbg_disc, vha, 0x20eb,
2328		    "RPRT iocb failed (%d).\n", rval);
2329		return rval;
2330	}
2331	rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RPRT");
2332	if (rval) {
2333		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
2334		    ct_rsp->header.explanation_code ==
2335		    CT_EXPL_ALREADY_REGISTERED) {
2336			ql_dbg(ql_dbg_disc, vha, 0x20ec,
2337			    "RPRT already registered.\n");
2338			return QLA_ALREADY_REGISTERED;
2339		}
2340
2341		ql_dbg(ql_dbg_disc, vha, 0x20ed,
2342		    "RPRT failed, CT Reason code: %#x, CT Explanation %#x\n",
2343		    ct_rsp->header.reason_code,
2344		    ct_rsp->header.explanation_code);
2345		return rval;
2346	}
2347	ql_dbg(ql_dbg_disc, vha, 0x20ee, "RPRT exiting normally.\n");
2348	return rval;
2349}
2350
2351/**
2352 * qla2x00_fdmi_rpa() - perform RPA registration
2353 * @vha: HA context
2354 * @callopt: Option to issue FDMI registration
2355 *
2356 * Returns 0 on success.
2357 */
2358static int
2359qla2x00_fdmi_rpa(scsi_qla_host_t *vha, uint callopt)
2360{
2361	struct qla_hw_data *ha = vha->hw;
2362	ulong size = 0;
2363	uint rval, count;
2364	ms_iocb_entry_t *ms_pkt;
2365	struct ct_sns_req *ct_req;
2366	struct ct_sns_rsp *ct_rsp;
2367	void *entries;
2368
2369	count =
2370	    callopt == CALLOPT_FDMI2_SMARTSAN && ql2xsmartsan ?
2371		FDMI2_SMARTSAN_PORT_ATTR_COUNT :
2372	    callopt != CALLOPT_FDMI1 ?
2373		FDMI2_PORT_ATTR_COUNT : FDMI1_PORT_ATTR_COUNT;
2374
2375	size =
2376	    callopt != CALLOPT_FDMI1 ?
2377		SMARTSAN_RPA_RSP_SIZE : RPA_RSP_SIZE;
2378
2379	ql_dbg(ql_dbg_disc, vha, 0x20f0,
2380	    "RPA (callopt=%x count=%u size=%lu).\n", callopt, count, size);
2381
2382	/* Request size adjusted after CT preparation */
2383	ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, size);
2384
2385	/* Prepare CT request */
2386	ct_req = qla2x00_prep_ct_fdmi_req(ha->ct_sns, RPA_CMD, size);
2387	ct_rsp = &ha->ct_sns->p.rsp;
2388
2389	/* Prepare FDMI command entries. */
2390	memcpy(ct_req->req.rpa.port_name, vha->port_name,
2391	    sizeof(ct_req->req.rpa.port_name));
2392	size += sizeof(ct_req->req.rpa.port_name);
2393
2394	/* Attribute count */
2395	ct_req->req.rpa.attrs.count = cpu_to_be32(count);
2396	size += sizeof(ct_req->req.rpa.attrs.count);
2397
2398	/* Attribute block */
2399	entries = ct_req->req.rpa.attrs.entry;
2400
2401	size += qla2x00_port_attributes(vha, entries, callopt);
2402
2403	/* Update MS request size. */
2404	qla2x00_update_ms_fdmi_iocb(vha, size + 16);
2405
2406	ql_dbg(ql_dbg_disc, vha, 0x20f1,
2407	    "RPA %016llx.\n", wwn_to_u64(ct_req->req.rpa.port_name));
2408
2409	ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x20f2,
2410	    entries, size);
2411
2412	/* Execute MS IOCB */
2413	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2414	    sizeof(*ha->ms_iocb));
2415	if (rval) {
2416		ql_dbg(ql_dbg_disc, vha, 0x20f3,
2417		    "RPA iocb failed (%d).\n", rval);
2418		return rval;
2419	}
2420
2421	rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RPA");
2422	if (rval) {
2423		if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
2424		    ct_rsp->header.explanation_code ==
2425		    CT_EXPL_ALREADY_REGISTERED) {
2426			ql_dbg(ql_dbg_disc, vha, 0x20f4,
2427			    "RPA already registered.\n");
2428			return QLA_ALREADY_REGISTERED;
2429		}
2430
2431		ql_dbg(ql_dbg_disc, vha, 0x20f5,
2432		    "RPA failed, CT Reason code: %#x, CT Explanation %#x\n",
2433		    ct_rsp->header.reason_code,
2434		    ct_rsp->header.explanation_code);
2435		return rval;
2436	}
2437
2438	ql_dbg(ql_dbg_disc, vha, 0x20f6, "RPA exiting normally.\n");
2439	return rval;
2440}
2441
2442/**
2443 * qla2x00_fdmi_register() -
2444 * @vha: HA context
2445 *
2446 * Returns 0 on success.
2447 */
2448int
2449qla2x00_fdmi_register(scsi_qla_host_t *vha)
2450{
2451	int rval = QLA_SUCCESS;
2452	struct qla_hw_data *ha = vha->hw;
2453
2454	if (IS_QLA2100(ha) || IS_QLA2200(ha) ||
2455	    IS_QLAFX00(ha))
2456		return rval;
2457
2458	rval = qla2x00_mgmt_svr_login(vha);
2459	if (rval)
2460		return rval;
2461
2462	/* For npiv/vport send rprt only */
2463	if (vha->vp_idx) {
2464		if (ql2xsmartsan)
2465			rval = qla2x00_fdmi_rprt(vha, CALLOPT_FDMI2_SMARTSAN);
2466		if (rval || !ql2xsmartsan)
2467			rval = qla2x00_fdmi_rprt(vha, CALLOPT_FDMI2);
2468		if (rval)
2469			rval = qla2x00_fdmi_rprt(vha, CALLOPT_FDMI1);
2470
2471		return rval;
2472	}
2473
2474	/* Try fdmi2 first, if fails then try fdmi1 */
2475	rval = qla2x00_fdmi_rhba(vha, CALLOPT_FDMI2);
2476	if (rval) {
2477		if (rval != QLA_ALREADY_REGISTERED)
2478			goto try_fdmi;
2479
2480		rval = qla2x00_fdmi_dhba(vha);
2481		if (rval)
2482			goto try_fdmi;
2483
2484		rval = qla2x00_fdmi_rhba(vha, CALLOPT_FDMI2);
2485		if (rval)
2486			goto try_fdmi;
2487	}
2488
2489	if (ql2xsmartsan)
2490		rval = qla2x00_fdmi_rpa(vha, CALLOPT_FDMI2_SMARTSAN);
2491	if (rval || !ql2xsmartsan)
2492		rval = qla2x00_fdmi_rpa(vha, CALLOPT_FDMI2);
2493	if (rval)
2494		goto try_fdmi;
2495
2496	return rval;
2497
2498try_fdmi:
2499	rval = qla2x00_fdmi_rhba(vha, CALLOPT_FDMI1);
2500	if (rval) {
2501		if (rval != QLA_ALREADY_REGISTERED)
2502			return rval;
2503
2504		rval = qla2x00_fdmi_dhba(vha);
2505		if (rval)
2506			return rval;
2507
2508		rval = qla2x00_fdmi_rhba(vha, CALLOPT_FDMI1);
2509		if (rval)
2510			return rval;
2511	}
2512
2513	rval = qla2x00_fdmi_rpa(vha, CALLOPT_FDMI1);
2514
2515	return rval;
2516}
2517
2518/**
2519 * qla2x00_gfpn_id() - SNS Get Fabric Port Name (GFPN_ID) query.
2520 * @vha: HA context
2521 * @list: switch info entries to populate
2522 *
2523 * Returns 0 on success.
2524 */
2525int
2526qla2x00_gfpn_id(scsi_qla_host_t *vha, sw_info_t *list)
2527{
2528	int		rval = QLA_SUCCESS;
2529	uint16_t	i;
2530	struct qla_hw_data *ha = vha->hw;
2531	ms_iocb_entry_t	*ms_pkt;
2532	struct ct_sns_req	*ct_req;
2533	struct ct_sns_rsp	*ct_rsp;
2534	struct ct_arg arg;
2535
2536	if (!IS_IIDMA_CAPABLE(ha))
2537		return QLA_FUNCTION_FAILED;
2538
2539	arg.iocb = ha->ms_iocb;
2540	arg.req_dma = ha->ct_sns_dma;
2541	arg.rsp_dma = ha->ct_sns_dma;
2542	arg.req_size = GFPN_ID_REQ_SIZE;
2543	arg.rsp_size = GFPN_ID_RSP_SIZE;
2544	arg.nport_handle = NPH_SNS;
2545
2546	for (i = 0; i < ha->max_fibre_devices; i++) {
2547		/* Issue GFPN_ID */
2548		/* Prepare common MS IOCB */
2549		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
2550
2551		/* Prepare CT request */
2552		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFPN_ID_CMD,
2553		    GFPN_ID_RSP_SIZE);
2554		ct_rsp = &ha->ct_sns->p.rsp;
2555
2556		/* Prepare CT arguments -- port_id */
2557		ct_req->req.port_id.port_id = port_id_to_be_id(list[i].d_id);
2558
2559		/* Execute MS IOCB */
2560		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2561		    sizeof(ms_iocb_entry_t));
2562		if (rval != QLA_SUCCESS) {
2563			/*EMPTY*/
2564			ql_dbg(ql_dbg_disc, vha, 0x2023,
2565			    "GFPN_ID issue IOCB failed (%d).\n", rval);
2566			break;
2567		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
2568		    "GFPN_ID") != QLA_SUCCESS) {
2569			rval = QLA_FUNCTION_FAILED;
2570			break;
2571		} else {
2572			/* Save fabric portname */
2573			memcpy(list[i].fabric_port_name,
2574			    ct_rsp->rsp.gfpn_id.port_name, WWN_SIZE);
2575		}
2576
2577		/* Last device exit. */
2578		if (list[i].d_id.b.rsvd_1 != 0)
2579			break;
2580	}
2581
2582	return (rval);
2583}
2584
2585
2586static inline struct ct_sns_req *
2587qla24xx_prep_ct_fm_req(struct ct_sns_pkt *p, uint16_t cmd,
2588    uint16_t rsp_size)
2589{
2590	memset(p, 0, sizeof(struct ct_sns_pkt));
2591
2592	p->p.req.header.revision = 0x01;
2593	p->p.req.header.gs_type = 0xFA;
2594	p->p.req.header.gs_subtype = 0x01;
2595	p->p.req.command = cpu_to_be16(cmd);
2596	p->p.req.max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
2597
2598	return &p->p.req;
2599}
2600
2601static uint16_t
2602qla2x00_port_speed_capability(uint16_t speed)
2603{
2604	switch (speed) {
2605	case BIT_15:
2606		return PORT_SPEED_1GB;
2607	case BIT_14:
2608		return PORT_SPEED_2GB;
2609	case BIT_13:
2610		return PORT_SPEED_4GB;
2611	case BIT_12:
2612		return PORT_SPEED_10GB;
2613	case BIT_11:
2614		return PORT_SPEED_8GB;
2615	case BIT_10:
2616		return PORT_SPEED_16GB;
2617	case BIT_8:
2618		return PORT_SPEED_32GB;
2619	case BIT_7:
2620		return PORT_SPEED_64GB;
2621	default:
2622		return PORT_SPEED_UNKNOWN;
2623	}
2624}
2625
2626/**
2627 * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query.
2628 * @vha: HA context
2629 * @list: switch info entries to populate
2630 *
2631 * Returns 0 on success.
2632 */
2633int
2634qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list)
2635{
2636	int		rval;
2637	uint16_t	i;
2638	struct qla_hw_data *ha = vha->hw;
2639	ms_iocb_entry_t *ms_pkt;
2640	struct ct_sns_req	*ct_req;
2641	struct ct_sns_rsp	*ct_rsp;
2642	struct ct_arg arg;
2643
2644	if (!IS_IIDMA_CAPABLE(ha))
2645		return QLA_FUNCTION_FAILED;
2646	if (!ha->flags.gpsc_supported)
2647		return QLA_FUNCTION_FAILED;
2648
2649	rval = qla2x00_mgmt_svr_login(vha);
2650	if (rval)
2651		return rval;
2652
2653	arg.iocb = ha->ms_iocb;
2654	arg.req_dma = ha->ct_sns_dma;
2655	arg.rsp_dma = ha->ct_sns_dma;
2656	arg.req_size = GPSC_REQ_SIZE;
2657	arg.rsp_size = GPSC_RSP_SIZE;
2658	arg.nport_handle = vha->mgmt_svr_loop_id;
2659
2660	for (i = 0; i < ha->max_fibre_devices; i++) {
2661		/* Issue GFPN_ID */
2662		/* Prepare common MS IOCB */
2663		ms_pkt = qla24xx_prep_ms_iocb(vha, &arg);
2664
2665		/* Prepare CT request */
2666		ct_req = qla24xx_prep_ct_fm_req(ha->ct_sns, GPSC_CMD,
2667		    GPSC_RSP_SIZE);
2668		ct_rsp = &ha->ct_sns->p.rsp;
2669
2670		/* Prepare CT arguments -- port_name */
2671		memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_name,
2672		    WWN_SIZE);
2673
2674		/* Execute MS IOCB */
2675		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2676		    sizeof(ms_iocb_entry_t));
2677		if (rval != QLA_SUCCESS) {
2678			/*EMPTY*/
2679			ql_dbg(ql_dbg_disc, vha, 0x2059,
2680			    "GPSC issue IOCB failed (%d).\n", rval);
2681		} else if ((rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
2682		    "GPSC")) != QLA_SUCCESS) {
2683			/* FM command unsupported? */
2684			if (rval == QLA_INVALID_COMMAND &&
2685			    (ct_rsp->header.reason_code ==
2686				CT_REASON_INVALID_COMMAND_CODE ||
2687			     ct_rsp->header.reason_code ==
2688				CT_REASON_COMMAND_UNSUPPORTED)) {
2689				ql_dbg(ql_dbg_disc, vha, 0x205a,
2690				    "GPSC command unsupported, disabling "
2691				    "query.\n");
2692				ha->flags.gpsc_supported = 0;
2693				rval = QLA_FUNCTION_FAILED;
2694				break;
2695			}
2696			rval = QLA_FUNCTION_FAILED;
2697		} else {
2698			list->fp_speed = qla2x00_port_speed_capability(
2699			    be16_to_cpu(ct_rsp->rsp.gpsc.speed));
2700			ql_dbg(ql_dbg_disc, vha, 0x205b,
2701			    "GPSC ext entry - fpn "
2702			    "%8phN speeds=%04x speed=%04x.\n",
2703			    list[i].fabric_port_name,
2704			    be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
2705			    be16_to_cpu(ct_rsp->rsp.gpsc.speed));
2706		}
2707
2708		/* Last device exit. */
2709		if (list[i].d_id.b.rsvd_1 != 0)
2710			break;
2711	}
2712
2713	return (rval);
2714}
2715
2716/**
2717 * qla2x00_gff_id() - SNS Get FC-4 Features (GFF_ID) query.
2718 *
2719 * @vha: HA context
2720 * @list: switch info entries to populate
2721 *
2722 */
2723void
2724qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list)
2725{
2726	int		rval;
2727	uint16_t	i;
2728
2729	ms_iocb_entry_t	*ms_pkt;
2730	struct ct_sns_req	*ct_req;
2731	struct ct_sns_rsp	*ct_rsp;
2732	struct qla_hw_data *ha = vha->hw;
2733	uint8_t fcp_scsi_features = 0, nvme_features = 0;
2734	struct ct_arg arg;
2735
2736	for (i = 0; i < ha->max_fibre_devices; i++) {
2737		/* Set default FC4 Type as UNKNOWN so the default is to
2738		 * Process this port */
2739		list[i].fc4_type = 0;
2740
2741		/* Do not attempt GFF_ID if we are not FWI_2 capable */
2742		if (!IS_FWI2_CAPABLE(ha))
2743			continue;
2744
2745		arg.iocb = ha->ms_iocb;
2746		arg.req_dma = ha->ct_sns_dma;
2747		arg.rsp_dma = ha->ct_sns_dma;
2748		arg.req_size = GFF_ID_REQ_SIZE;
2749		arg.rsp_size = GFF_ID_RSP_SIZE;
2750		arg.nport_handle = NPH_SNS;
2751
2752		/* Prepare common MS IOCB */
2753		ms_pkt = ha->isp_ops->prep_ms_iocb(vha, &arg);
2754
2755		/* Prepare CT request */
2756		ct_req = qla2x00_prep_ct_req(ha->ct_sns, GFF_ID_CMD,
2757		    GFF_ID_RSP_SIZE);
2758		ct_rsp = &ha->ct_sns->p.rsp;
2759
2760		/* Prepare CT arguments -- port_id */
2761		ct_req->req.port_id.port_id = port_id_to_be_id(list[i].d_id);
2762
2763		/* Execute MS IOCB */
2764		rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
2765		   sizeof(ms_iocb_entry_t));
2766
2767		if (rval != QLA_SUCCESS) {
2768			ql_dbg(ql_dbg_disc, vha, 0x205c,
2769			    "GFF_ID issue IOCB failed (%d).\n", rval);
2770		} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
2771			       "GFF_ID") != QLA_SUCCESS) {
2772			ql_dbg(ql_dbg_disc, vha, 0x205d,
2773			    "GFF_ID IOCB status had a failure status code.\n");
2774		} else {
2775			fcp_scsi_features =
2776			   ct_rsp->rsp.gff_id.fc4_features[GFF_FCP_SCSI_OFFSET];
2777			fcp_scsi_features &= 0x0f;
2778
2779			if (fcp_scsi_features) {
2780				list[i].fc4_type = FS_FC4TYPE_FCP;
2781				list[i].fc4_features = fcp_scsi_features;
2782			}
2783
2784			nvme_features =
2785			    ct_rsp->rsp.gff_id.fc4_features[GFF_NVME_OFFSET];
2786			nvme_features &= 0xf;
2787
2788			if (nvme_features) {
2789				list[i].fc4_type |= FS_FC4TYPE_NVME;
2790				list[i].fc4_features = nvme_features;
2791			}
2792		}
2793
2794		/* Last device exit. */
2795		if (list[i].d_id.b.rsvd_1 != 0)
2796			break;
2797	}
2798}
2799
2800int qla24xx_post_gpsc_work(struct scsi_qla_host *vha, fc_port_t *fcport)
2801{
2802	struct qla_work_evt *e;
2803
2804	e = qla2x00_alloc_work(vha, QLA_EVT_GPSC);
2805	if (!e)
2806		return QLA_FUNCTION_FAILED;
2807
2808	e->u.fcport.fcport = fcport;
2809	return qla2x00_post_work(vha, e);
2810}
2811
2812void qla24xx_handle_gpsc_event(scsi_qla_host_t *vha, struct event_arg *ea)
2813{
2814	struct fc_port *fcport = ea->fcport;
2815
2816	ql_dbg(ql_dbg_disc, vha, 0x20d8,
2817	    "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d lid %d\n",
2818	    __func__, fcport->port_name, fcport->disc_state,
2819	    fcport->fw_login_state, ea->rc, ea->sp->gen2, fcport->login_gen,
2820	    ea->sp->gen2, fcport->rscn_gen|ea->sp->gen1, fcport->loop_id);
2821
2822	if (fcport->disc_state == DSC_DELETE_PEND)
2823		return;
2824
2825	if (ea->sp->gen2 != fcport->login_gen) {
2826		/* target side must have changed it. */
2827		ql_dbg(ql_dbg_disc, vha, 0x20d3,
2828		    "%s %8phC generation changed\n",
2829		    __func__, fcport->port_name);
2830		return;
2831	} else if (ea->sp->gen1 != fcport->rscn_gen) {
2832		return;
2833	}
2834
2835	qla_post_iidma_work(vha, fcport);
2836}
2837
2838static void qla24xx_async_gpsc_sp_done(srb_t *sp, int res)
2839{
2840	struct scsi_qla_host *vha = sp->vha;
2841	struct qla_hw_data *ha = vha->hw;
2842	fc_port_t *fcport = sp->fcport;
2843	struct ct_sns_rsp       *ct_rsp;
2844	struct event_arg ea;
2845
2846	ct_rsp = &fcport->ct_desc.ct_sns->p.rsp;
2847
2848	ql_dbg(ql_dbg_disc, vha, 0x2053,
2849	    "Async done-%s res %x, WWPN %8phC \n",
2850	    sp->name, res, fcport->port_name);
2851
2852	fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
2853
2854	if (res == QLA_FUNCTION_TIMEOUT)
2855		goto done;
2856
2857	if (res == (DID_ERROR << 16)) {
2858		/* entry status error */
2859		goto done;
2860	} else if (res) {
2861		if ((ct_rsp->header.reason_code ==
2862			 CT_REASON_INVALID_COMMAND_CODE) ||
2863			(ct_rsp->header.reason_code ==
2864			CT_REASON_COMMAND_UNSUPPORTED)) {
2865			ql_dbg(ql_dbg_disc, vha, 0x2019,
2866			    "GPSC command unsupported, disabling query.\n");
2867			ha->flags.gpsc_supported = 0;
2868			goto done;
2869		}
2870	} else {
2871		fcport->fp_speed = qla2x00_port_speed_capability(
2872		    be16_to_cpu(ct_rsp->rsp.gpsc.speed));
2873
2874		ql_dbg(ql_dbg_disc, vha, 0x2054,
2875		    "Async-%s OUT WWPN %8phC speeds=%04x speed=%04x.\n",
2876		    sp->name, fcport->fabric_port_name,
2877		    be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
2878		    be16_to_cpu(ct_rsp->rsp.gpsc.speed));
2879	}
2880	memset(&ea, 0, sizeof(ea));
2881	ea.rc = res;
2882	ea.fcport = fcport;
2883	ea.sp = sp;
2884	qla24xx_handle_gpsc_event(vha, &ea);
2885
2886done:
2887	sp->free(sp);
2888}
2889
2890int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport)
2891{
2892	int rval = QLA_FUNCTION_FAILED;
2893	struct ct_sns_req       *ct_req;
2894	srb_t *sp;
2895
2896	if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
2897		return rval;
2898
2899	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
2900	if (!sp)
2901		goto done;
2902
2903	sp->type = SRB_CT_PTHRU_CMD;
2904	sp->name = "gpsc";
2905	sp->gen1 = fcport->rscn_gen;
2906	sp->gen2 = fcport->login_gen;
2907
2908	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
2909
2910	/* CT_IU preamble  */
2911	ct_req = qla24xx_prep_ct_fm_req(fcport->ct_desc.ct_sns, GPSC_CMD,
2912		GPSC_RSP_SIZE);
2913
2914	/* GPSC req */
2915	memcpy(ct_req->req.gpsc.port_name, fcport->fabric_port_name,
2916		WWN_SIZE);
2917
2918	sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
2919	sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
2920	sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
2921	sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
2922	sp->u.iocb_cmd.u.ctarg.req_size = GPSC_REQ_SIZE;
2923	sp->u.iocb_cmd.u.ctarg.rsp_size = GPSC_RSP_SIZE;
2924	sp->u.iocb_cmd.u.ctarg.nport_handle = vha->mgmt_svr_loop_id;
2925
2926	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
2927	sp->done = qla24xx_async_gpsc_sp_done;
2928
2929	ql_dbg(ql_dbg_disc, vha, 0x205e,
2930	    "Async-%s %8phC hdl=%x loopid=%x portid=%02x%02x%02x.\n",
2931	    sp->name, fcport->port_name, sp->handle,
2932	    fcport->loop_id, fcport->d_id.b.domain,
2933	    fcport->d_id.b.area, fcport->d_id.b.al_pa);
2934
2935	rval = qla2x00_start_sp(sp);
2936	if (rval != QLA_SUCCESS)
2937		goto done_free_sp;
2938	return rval;
2939
2940done_free_sp:
2941	sp->free(sp);
2942done:
2943	return rval;
2944}
2945
2946int qla24xx_post_gpnid_work(struct scsi_qla_host *vha, port_id_t *id)
2947{
2948	struct qla_work_evt *e;
2949
2950	if (test_bit(UNLOADING, &vha->dpc_flags) ||
2951	    (vha->vp_idx && test_bit(VPORT_DELETE, &vha->dpc_flags)))
2952		return 0;
2953
2954	e = qla2x00_alloc_work(vha, QLA_EVT_GPNID);
2955	if (!e)
2956		return QLA_FUNCTION_FAILED;
2957
2958	e->u.gpnid.id = *id;
2959	return qla2x00_post_work(vha, e);
2960}
2961
2962void qla24xx_sp_unmap(scsi_qla_host_t *vha, srb_t *sp)
2963{
2964	struct srb_iocb *c = &sp->u.iocb_cmd;
2965
2966	switch (sp->type) {
2967	case SRB_ELS_DCMD:
2968		qla2x00_els_dcmd2_free(vha, &c->u.els_plogi);
2969		break;
2970	case SRB_CT_PTHRU_CMD:
2971	default:
2972		if (sp->u.iocb_cmd.u.ctarg.req) {
2973			dma_free_coherent(&vha->hw->pdev->dev,
2974			    sp->u.iocb_cmd.u.ctarg.req_allocated_size,
2975			    sp->u.iocb_cmd.u.ctarg.req,
2976			    sp->u.iocb_cmd.u.ctarg.req_dma);
2977			sp->u.iocb_cmd.u.ctarg.req = NULL;
2978		}
2979
2980		if (sp->u.iocb_cmd.u.ctarg.rsp) {
2981			dma_free_coherent(&vha->hw->pdev->dev,
2982			    sp->u.iocb_cmd.u.ctarg.rsp_allocated_size,
2983			    sp->u.iocb_cmd.u.ctarg.rsp,
2984			    sp->u.iocb_cmd.u.ctarg.rsp_dma);
2985			sp->u.iocb_cmd.u.ctarg.rsp = NULL;
2986		}
2987		break;
2988	}
2989
2990	sp->free(sp);
2991}
2992
2993void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha, struct event_arg *ea)
2994{
2995	fc_port_t *fcport, *conflict, *t;
2996	u16 data[2];
2997
2998	ql_dbg(ql_dbg_disc, vha, 0xffff,
2999	    "%s %d port_id: %06x\n",
3000	    __func__, __LINE__, ea->id.b24);
3001
3002	if (ea->rc) {
3003		/* cable is disconnected */
3004		list_for_each_entry_safe(fcport, t, &vha->vp_fcports, list) {
3005			if (fcport->d_id.b24 == ea->id.b24)
3006				fcport->scan_state = QLA_FCPORT_SCAN;
3007
3008			qlt_schedule_sess_for_deletion(fcport);
3009		}
3010	} else {
3011		/* cable is connected */
3012		fcport = qla2x00_find_fcport_by_wwpn(vha, ea->port_name, 1);
3013		if (fcport) {
3014			list_for_each_entry_safe(conflict, t, &vha->vp_fcports,
3015			    list) {
3016				if ((conflict->d_id.b24 == ea->id.b24) &&
3017				    (fcport != conflict))
3018					/*
3019					 * 2 fcports with conflict Nport ID or
3020					 * an existing fcport is having nport ID
3021					 * conflict with new fcport.
3022					 */
3023
3024					conflict->scan_state = QLA_FCPORT_SCAN;
3025
3026				qlt_schedule_sess_for_deletion(conflict);
3027			}
3028
3029			fcport->scan_needed = 0;
3030			fcport->rscn_gen++;
3031			fcport->scan_state = QLA_FCPORT_FOUND;
3032			fcport->flags |= FCF_FABRIC_DEVICE;
3033			if (fcport->login_retry == 0) {
3034				fcport->login_retry =
3035					vha->hw->login_retry_count;
3036				ql_dbg(ql_dbg_disc, vha, 0xffff,
3037				    "Port login retry %8phN, lid 0x%04x cnt=%d.\n",
3038				    fcport->port_name, fcport->loop_id,
3039				    fcport->login_retry);
3040			}
3041			switch (fcport->disc_state) {
3042			case DSC_LOGIN_COMPLETE:
3043				/* recheck session is still intact. */
3044				ql_dbg(ql_dbg_disc, vha, 0x210d,
3045				    "%s %d %8phC revalidate session with ADISC\n",
3046				    __func__, __LINE__, fcport->port_name);
3047				data[0] = data[1] = 0;
3048				qla2x00_post_async_adisc_work(vha, fcport,
3049				    data);
3050				break;
3051			case DSC_DELETED:
3052				ql_dbg(ql_dbg_disc, vha, 0x210d,
3053				    "%s %d %8phC login\n", __func__, __LINE__,
3054				    fcport->port_name);
3055				fcport->d_id = ea->id;
3056				qla24xx_fcport_handle_login(vha, fcport);
3057				break;
3058			case DSC_DELETE_PEND:
3059				fcport->d_id = ea->id;
3060				break;
3061			default:
3062				fcport->d_id = ea->id;
3063				break;
3064			}
3065		} else {
3066			list_for_each_entry_safe(conflict, t, &vha->vp_fcports,
3067			    list) {
3068				if (conflict->d_id.b24 == ea->id.b24) {
3069					/* 2 fcports with conflict Nport ID or
3070					 * an existing fcport is having nport ID
3071					 * conflict with new fcport.
3072					 */
3073					ql_dbg(ql_dbg_disc, vha, 0xffff,
3074					    "%s %d %8phC DS %d\n",
3075					    __func__, __LINE__,
3076					    conflict->port_name,
3077					    conflict->disc_state);
3078
3079					conflict->scan_state = QLA_FCPORT_SCAN;
3080					qlt_schedule_sess_for_deletion(conflict);
3081				}
3082			}
3083
3084			/* create new fcport */
3085			ql_dbg(ql_dbg_disc, vha, 0x2065,
3086			    "%s %d %8phC post new sess\n",
3087			    __func__, __LINE__, ea->port_name);
3088			qla24xx_post_newsess_work(vha, &ea->id,
3089			    ea->port_name, NULL, NULL, 0);
3090		}
3091	}
3092}
3093
3094static void qla2x00_async_gpnid_sp_done(srb_t *sp, int res)
3095{
3096	struct scsi_qla_host *vha = sp->vha;
3097	struct ct_sns_req *ct_req =
3098	    (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req;
3099	struct ct_sns_rsp *ct_rsp =
3100	    (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp;
3101	struct event_arg ea;
3102	struct qla_work_evt *e;
3103	unsigned long flags;
3104
3105	if (res)
3106		ql_dbg(ql_dbg_disc, vha, 0x2066,
3107		    "Async done-%s fail res %x rscn gen %d ID %3phC. %8phC\n",
3108		    sp->name, res, sp->gen1, &ct_req->req.port_id.port_id,
3109		    ct_rsp->rsp.gpn_id.port_name);
3110	else
3111		ql_dbg(ql_dbg_disc, vha, 0x2066,
3112		    "Async done-%s good rscn gen %d ID %3phC. %8phC\n",
3113		    sp->name, sp->gen1, &ct_req->req.port_id.port_id,
3114		    ct_rsp->rsp.gpn_id.port_name);
3115
3116	memset(&ea, 0, sizeof(ea));
3117	memcpy(ea.port_name, ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
3118	ea.sp = sp;
3119	ea.id = be_to_port_id(ct_req->req.port_id.port_id);
3120	ea.rc = res;
3121
3122	spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
3123	list_del(&sp->elem);
3124	spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
3125
3126	if (res) {
3127		if (res == QLA_FUNCTION_TIMEOUT) {
3128			qla24xx_post_gpnid_work(sp->vha, &ea.id);
3129			sp->free(sp);
3130			return;
3131		}
3132	} else if (sp->gen1) {
3133		/* There was another RSCN for this Nport ID */
3134		qla24xx_post_gpnid_work(sp->vha, &ea.id);
3135		sp->free(sp);
3136		return;
3137	}
3138
3139	qla24xx_handle_gpnid_event(vha, &ea);
3140
3141	e = qla2x00_alloc_work(vha, QLA_EVT_UNMAP);
3142	if (!e) {
3143		/* please ignore kernel warning. otherwise, we have mem leak. */
3144		dma_free_coherent(&vha->hw->pdev->dev,
3145				  sp->u.iocb_cmd.u.ctarg.req_allocated_size,
3146				  sp->u.iocb_cmd.u.ctarg.req,
3147				  sp->u.iocb_cmd.u.ctarg.req_dma);
3148		sp->u.iocb_cmd.u.ctarg.req = NULL;
3149
3150		dma_free_coherent(&vha->hw->pdev->dev,
3151				  sp->u.iocb_cmd.u.ctarg.rsp_allocated_size,
3152				  sp->u.iocb_cmd.u.ctarg.rsp,
3153				  sp->u.iocb_cmd.u.ctarg.rsp_dma);
3154		sp->u.iocb_cmd.u.ctarg.rsp = NULL;
3155
3156		sp->free(sp);
3157		return;
3158	}
3159
3160	e->u.iosb.sp = sp;
3161	qla2x00_post_work(vha, e);
3162}
3163
3164/* Get WWPN with Nport ID. */
3165int qla24xx_async_gpnid(scsi_qla_host_t *vha, port_id_t *id)
3166{
3167	int rval = QLA_FUNCTION_FAILED;
3168	struct ct_sns_req       *ct_req;
3169	srb_t *sp, *tsp;
3170	struct ct_sns_pkt *ct_sns;
3171	unsigned long flags;
3172
3173	if (!vha->flags.online)
3174		goto done;
3175
3176	sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
3177	if (!sp)
3178		goto done;
3179
3180	sp->type = SRB_CT_PTHRU_CMD;
3181	sp->name = "gpnid";
3182	sp->u.iocb_cmd.u.ctarg.id = *id;
3183	sp->gen1 = 0;
3184	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
3185
3186	spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
3187	list_for_each_entry(tsp, &vha->gpnid_list, elem) {
3188		if (tsp->u.iocb_cmd.u.ctarg.id.b24 == id->b24) {
3189			tsp->gen1++;
3190			spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
3191			sp->free(sp);
3192			goto done;
3193		}
3194	}
3195	list_add_tail(&sp->elem, &vha->gpnid_list);
3196	spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
3197
3198	sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
3199		sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma,
3200		GFP_KERNEL);
3201	sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt);
3202	if (!sp->u.iocb_cmd.u.ctarg.req) {
3203		ql_log(ql_log_warn, vha, 0xd041,
3204		    "Failed to allocate ct_sns request.\n");
3205		goto done_free_sp;
3206	}
3207
3208	sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
3209		sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma,
3210		GFP_KERNEL);
3211	sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt);
3212	if (!sp->u.iocb_cmd.u.ctarg.rsp) {
3213		ql_log(ql_log_warn, vha, 0xd042,
3214		    "Failed to allocate ct_sns request.\n");
3215		goto done_free_sp;
3216	}
3217
3218	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp;
3219	memset(ct_sns, 0, sizeof(*ct_sns));
3220
3221	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
3222	/* CT_IU preamble  */
3223	ct_req = qla2x00_prep_ct_req(ct_sns, GPN_ID_CMD, GPN_ID_RSP_SIZE);
3224
3225	/* GPN_ID req */
3226	ct_req->req.port_id.port_id = port_id_to_be_id(*id);
3227
3228	sp->u.iocb_cmd.u.ctarg.req_size = GPN_ID_REQ_SIZE;
3229	sp->u.iocb_cmd.u.ctarg.rsp_size = GPN_ID_RSP_SIZE;
3230	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
3231
3232	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
3233	sp->done = qla2x00_async_gpnid_sp_done;
3234
3235	ql_dbg(ql_dbg_disc, vha, 0x2067,
3236	    "Async-%s hdl=%x ID %3phC.\n", sp->name,
3237	    sp->handle, &ct_req->req.port_id.port_id);
3238
3239	rval = qla2x00_start_sp(sp);
3240	if (rval != QLA_SUCCESS)
3241		goto done_free_sp;
3242
3243	return rval;
3244
3245done_free_sp:
3246	spin_lock_irqsave(&vha->hw->vport_slock, flags);
3247	list_del(&sp->elem);
3248	spin_unlock_irqrestore(&vha->hw->vport_slock, flags);
3249
3250	if (sp->u.iocb_cmd.u.ctarg.req) {
3251		dma_free_coherent(&vha->hw->pdev->dev,
3252			sizeof(struct ct_sns_pkt),
3253			sp->u.iocb_cmd.u.ctarg.req,
3254			sp->u.iocb_cmd.u.ctarg.req_dma);
3255		sp->u.iocb_cmd.u.ctarg.req = NULL;
3256	}
3257	if (sp->u.iocb_cmd.u.ctarg.rsp) {
3258		dma_free_coherent(&vha->hw->pdev->dev,
3259			sizeof(struct ct_sns_pkt),
3260			sp->u.iocb_cmd.u.ctarg.rsp,
3261			sp->u.iocb_cmd.u.ctarg.rsp_dma);
3262		sp->u.iocb_cmd.u.ctarg.rsp = NULL;
3263	}
3264
3265	sp->free(sp);
3266done:
3267	return rval;
3268}
3269
3270void qla24xx_handle_gffid_event(scsi_qla_host_t *vha, struct event_arg *ea)
3271{
3272	fc_port_t *fcport = ea->fcport;
3273
3274	qla24xx_post_gnl_work(vha, fcport);
3275}
3276
3277void qla24xx_async_gffid_sp_done(srb_t *sp, int res)
3278{
3279	struct scsi_qla_host *vha = sp->vha;
3280	fc_port_t *fcport = sp->fcport;
3281	struct ct_sns_rsp *ct_rsp;
3282	struct event_arg ea;
3283	uint8_t fc4_scsi_feat;
3284	uint8_t fc4_nvme_feat;
3285
3286	ql_dbg(ql_dbg_disc, vha, 0x2133,
3287	       "Async done-%s res %x ID %x. %8phC\n",
3288	       sp->name, res, fcport->d_id.b24, fcport->port_name);
3289
3290	fcport->flags &= ~FCF_ASYNC_SENT;
3291	ct_rsp = &fcport->ct_desc.ct_sns->p.rsp;
3292	fc4_scsi_feat = ct_rsp->rsp.gff_id.fc4_features[GFF_FCP_SCSI_OFFSET];
3293	fc4_nvme_feat = ct_rsp->rsp.gff_id.fc4_features[GFF_NVME_OFFSET];
3294
3295	/*
3296	 * FC-GS-7, 5.2.3.12 FC-4 Features - format
3297	 * The format of the FC-4 Features object, as defined by the FC-4,
3298	 * Shall be an array of 4-bit values, one for each type code value
3299	 */
3300	if (!res) {
3301		if (fc4_scsi_feat & 0xf) {
3302			/* w1 b00:03 */
3303			fcport->fc4_type = FS_FC4TYPE_FCP;
3304			fcport->fc4_features = fc4_scsi_feat & 0xf;
3305		}
3306
3307		if (fc4_nvme_feat & 0xf) {
3308			/* w5 [00:03]/28h */
3309			fcport->fc4_type |= FS_FC4TYPE_NVME;
3310			fcport->fc4_features = fc4_nvme_feat & 0xf;
3311		}
3312	}
3313
3314	memset(&ea, 0, sizeof(ea));
3315	ea.sp = sp;
3316	ea.fcport = sp->fcport;
3317	ea.rc = res;
3318
3319	qla24xx_handle_gffid_event(vha, &ea);
3320	sp->free(sp);
3321}
3322
3323/* Get FC4 Feature with Nport ID. */
3324int qla24xx_async_gffid(scsi_qla_host_t *vha, fc_port_t *fcport)
3325{
3326	int rval = QLA_FUNCTION_FAILED;
3327	struct ct_sns_req       *ct_req;
3328	srb_t *sp;
3329
3330	if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
3331		return rval;
3332
3333	sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
3334	if (!sp)
3335		return rval;
3336
3337	fcport->flags |= FCF_ASYNC_SENT;
3338	sp->type = SRB_CT_PTHRU_CMD;
3339	sp->name = "gffid";
3340	sp->gen1 = fcport->rscn_gen;
3341	sp->gen2 = fcport->login_gen;
3342
3343	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
3344	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
3345
3346	/* CT_IU preamble  */
3347	ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GFF_ID_CMD,
3348	    GFF_ID_RSP_SIZE);
3349
3350	ct_req->req.gff_id.port_id[0] = fcport->d_id.b.domain;
3351	ct_req->req.gff_id.port_id[1] = fcport->d_id.b.area;
3352	ct_req->req.gff_id.port_id[2] = fcport->d_id.b.al_pa;
3353
3354	sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
3355	sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
3356	sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
3357	sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
3358	sp->u.iocb_cmd.u.ctarg.req_size = GFF_ID_REQ_SIZE;
3359	sp->u.iocb_cmd.u.ctarg.rsp_size = GFF_ID_RSP_SIZE;
3360	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
3361
3362	sp->done = qla24xx_async_gffid_sp_done;
3363
3364	ql_dbg(ql_dbg_disc, vha, 0x2132,
3365	    "Async-%s hdl=%x  %8phC.\n", sp->name,
3366	    sp->handle, fcport->port_name);
3367
3368	rval = qla2x00_start_sp(sp);
3369	if (rval != QLA_SUCCESS)
3370		goto done_free_sp;
3371
3372	return rval;
3373done_free_sp:
3374	sp->free(sp);
3375	fcport->flags &= ~FCF_ASYNC_SENT;
3376	return rval;
3377}
3378
3379/* GPN_FT + GNN_FT*/
3380static int qla2x00_is_a_vp(scsi_qla_host_t *vha, u64 wwn)
3381{
3382	struct qla_hw_data *ha = vha->hw;
3383	scsi_qla_host_t *vp;
3384	unsigned long flags;
3385	u64 twwn;
3386	int rc = 0;
3387
3388	if (!ha->num_vhosts)
3389		return 0;
3390
3391	spin_lock_irqsave(&ha->vport_slock, flags);
3392	list_for_each_entry(vp, &ha->vp_list, list) {
3393		twwn = wwn_to_u64(vp->port_name);
3394		if (wwn == twwn) {
3395			rc = 1;
3396			break;
3397		}
3398	}
3399	spin_unlock_irqrestore(&ha->vport_slock, flags);
3400
3401	return rc;
3402}
3403
3404void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp)
3405{
3406	fc_port_t *fcport;
3407	u32 i, rc;
3408	bool found;
3409	struct fab_scan_rp *rp, *trp;
3410	unsigned long flags;
3411	u8 recheck = 0;
3412	u16 dup = 0, dup_cnt = 0;
3413
3414	ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
3415	    "%s enter\n", __func__);
3416
3417	if (sp->gen1 != vha->hw->base_qpair->chip_reset) {
3418		ql_dbg(ql_dbg_disc, vha, 0xffff,
3419		    "%s scan stop due to chip reset %x/%x\n",
3420		    sp->name, sp->gen1, vha->hw->base_qpair->chip_reset);
3421		goto out;
3422	}
3423
3424	rc = sp->rc;
3425	if (rc) {
3426		vha->scan.scan_retry++;
3427		if (vha->scan.scan_retry < MAX_SCAN_RETRIES) {
3428			set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3429			set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3430			goto out;
3431		} else {
3432			ql_dbg(ql_dbg_disc, vha, 0xffff,
3433			    "%s: Fabric scan failed for %d retries.\n",
3434			    __func__, vha->scan.scan_retry);
3435			/*
3436			 * Unable to scan any rports. logout loop below
3437			 * will unregister all sessions.
3438			 */
3439			list_for_each_entry(fcport, &vha->vp_fcports, list) {
3440				if ((fcport->flags & FCF_FABRIC_DEVICE) != 0) {
3441					fcport->scan_state = QLA_FCPORT_SCAN;
3442				}
3443			}
3444			goto login_logout;
3445		}
3446	}
3447	vha->scan.scan_retry = 0;
3448
3449	list_for_each_entry(fcport, &vha->vp_fcports, list)
3450		fcport->scan_state = QLA_FCPORT_SCAN;
3451
3452	for (i = 0; i < vha->hw->max_fibre_devices; i++) {
3453		u64 wwn;
3454		int k;
3455
3456		rp = &vha->scan.l[i];
3457		found = false;
3458
3459		wwn = wwn_to_u64(rp->port_name);
3460		if (wwn == 0)
3461			continue;
3462
3463		/* Remove duplicate NPORT ID entries from switch data base */
3464		for (k = i + 1; k < vha->hw->max_fibre_devices; k++) {
3465			trp = &vha->scan.l[k];
3466			if (rp->id.b24 == trp->id.b24) {
3467				dup = 1;
3468				dup_cnt++;
3469				ql_dbg(ql_dbg_disc + ql_dbg_verbose,
3470				    vha, 0xffff,
3471				    "Detected duplicate NPORT ID from switch data base: ID %06x WWN %8phN WWN %8phN\n",
3472				    rp->id.b24, rp->port_name, trp->port_name);
3473				memset(trp, 0, sizeof(*trp));
3474			}
3475		}
3476
3477		if (!memcmp(rp->port_name, vha->port_name, WWN_SIZE))
3478			continue;
3479
3480		/* Bypass reserved domain fields. */
3481		if ((rp->id.b.domain & 0xf0) == 0xf0)
3482			continue;
3483
3484		/* Bypass virtual ports of the same host. */
3485		if (qla2x00_is_a_vp(vha, wwn))
3486			continue;
3487
3488		list_for_each_entry(fcport, &vha->vp_fcports, list) {
3489			if (memcmp(rp->port_name, fcport->port_name, WWN_SIZE))
3490				continue;
3491			fcport->scan_state = QLA_FCPORT_FOUND;
3492			fcport->last_rscn_gen = fcport->rscn_gen;
3493			found = true;
3494			/*
3495			 * If device was not a fabric device before.
3496			 */
3497			if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3498				qla2x00_clear_loop_id(fcport);
3499				fcport->flags |= FCF_FABRIC_DEVICE;
3500			} else if (fcport->d_id.b24 != rp->id.b24 ||
3501				   (fcport->scan_needed &&
3502				    fcport->port_type != FCT_INITIATOR &&
3503				    fcport->port_type != FCT_NVME_INITIATOR)) {
3504				qlt_schedule_sess_for_deletion(fcport);
3505			}
3506			fcport->d_id.b24 = rp->id.b24;
3507			fcport->scan_needed = 0;
3508			break;
3509		}
3510
3511		if (!found) {
3512			ql_dbg(ql_dbg_disc, vha, 0xffff,
3513			    "%s %d %8phC post new sess\n",
3514			    __func__, __LINE__, rp->port_name);
3515			qla24xx_post_newsess_work(vha, &rp->id, rp->port_name,
3516			    rp->node_name, NULL, rp->fc4type);
3517		}
3518	}
3519
3520	if (dup) {
3521		ql_log(ql_log_warn, vha, 0xffff,
3522		    "Detected %d duplicate NPORT ID(s) from switch data base\n",
3523		    dup_cnt);
3524	}
3525
3526login_logout:
3527	/*
3528	 * Logout all previous fabric dev marked lost, except FCP2 devices.
3529	 */
3530	list_for_each_entry(fcport, &vha->vp_fcports, list) {
3531		if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3532			fcport->scan_needed = 0;
3533			continue;
3534		}
3535
3536		if (fcport->scan_state != QLA_FCPORT_FOUND) {
3537			bool do_delete = false;
3538
3539			if (fcport->scan_needed &&
3540			    fcport->disc_state == DSC_LOGIN_PEND) {
3541				/* Cable got disconnected after we sent
3542				 * a login. Do delete to prevent timeout.
3543				 */
3544				fcport->logout_on_delete = 1;
3545				do_delete = true;
3546			}
3547
3548			fcport->scan_needed = 0;
3549			if (((qla_dual_mode_enabled(vha) ||
3550			      qla_ini_mode_enabled(vha)) &&
3551			    atomic_read(&fcport->state) == FCS_ONLINE) ||
3552				do_delete) {
3553				if (fcport->loop_id != FC_NO_LOOP_ID) {
3554					if (fcport->flags & FCF_FCP2_DEVICE)
3555						continue;
3556
3557					ql_dbg(ql_dbg_disc, vha, 0x20f0,
3558					    "%s %d %8phC post del sess\n",
3559					    __func__, __LINE__,
3560					    fcport->port_name);
3561
3562					qlt_schedule_sess_for_deletion(fcport);
3563					continue;
3564				}
3565			}
3566		} else {
3567			if (fcport->scan_needed ||
3568			    fcport->disc_state != DSC_LOGIN_COMPLETE) {
3569				if (fcport->login_retry == 0) {
3570					fcport->login_retry =
3571						vha->hw->login_retry_count;
3572					ql_dbg(ql_dbg_disc, vha, 0x20a3,
3573					    "Port login retry %8phN, lid 0x%04x retry cnt=%d.\n",
3574					    fcport->port_name, fcport->loop_id,
3575					    fcport->login_retry);
3576				}
3577				fcport->scan_needed = 0;
3578				qla24xx_fcport_handle_login(vha, fcport);
3579			}
3580		}
3581	}
3582
3583	recheck = 1;
3584out:
3585	qla24xx_sp_unmap(vha, sp);
3586	spin_lock_irqsave(&vha->work_lock, flags);
3587	vha->scan.scan_flags &= ~SF_SCANNING;
3588	spin_unlock_irqrestore(&vha->work_lock, flags);
3589
3590	if (recheck) {
3591		list_for_each_entry(fcport, &vha->vp_fcports, list) {
3592			if (fcport->scan_needed) {
3593				set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3594				set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3595				break;
3596			}
3597		}
3598	}
3599}
3600
3601static int qla2x00_post_gnnft_gpnft_done_work(struct scsi_qla_host *vha,
3602    srb_t *sp, int cmd)
3603{
3604	struct qla_work_evt *e;
3605
3606	if (cmd != QLA_EVT_GPNFT_DONE && cmd != QLA_EVT_GNNFT_DONE)
3607		return QLA_PARAMETER_ERROR;
3608
3609	e = qla2x00_alloc_work(vha, cmd);
3610	if (!e)
3611		return QLA_FUNCTION_FAILED;
3612
3613	e->u.iosb.sp = sp;
3614
3615	return qla2x00_post_work(vha, e);
3616}
3617
3618static int qla2x00_post_nvme_gpnft_work(struct scsi_qla_host *vha,
3619    srb_t *sp, int cmd)
3620{
3621	struct qla_work_evt *e;
3622
3623	if (cmd != QLA_EVT_GPNFT)
3624		return QLA_PARAMETER_ERROR;
3625
3626	e = qla2x00_alloc_work(vha, cmd);
3627	if (!e)
3628		return QLA_FUNCTION_FAILED;
3629
3630	e->u.gpnft.fc4_type = FC4_TYPE_NVME;
3631	e->u.gpnft.sp = sp;
3632
3633	return qla2x00_post_work(vha, e);
3634}
3635
3636static void qla2x00_find_free_fcp_nvme_slot(struct scsi_qla_host *vha,
3637	struct srb *sp)
3638{
3639	struct qla_hw_data *ha = vha->hw;
3640	int num_fibre_dev = ha->max_fibre_devices;
3641	struct ct_sns_req *ct_req =
3642		(struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req;
3643	struct ct_sns_gpnft_rsp *ct_rsp =
3644		(struct ct_sns_gpnft_rsp *)sp->u.iocb_cmd.u.ctarg.rsp;
3645	struct ct_sns_gpn_ft_data *d;
3646	struct fab_scan_rp *rp;
3647	u16 cmd = be16_to_cpu(ct_req->command);
3648	u8 fc4_type = sp->gen2;
3649	int i, j, k;
3650	port_id_t id;
3651	u8 found;
3652	u64 wwn;
3653
3654	j = 0;
3655	for (i = 0; i < num_fibre_dev; i++) {
3656		d  = &ct_rsp->entries[i];
3657
3658		id.b.rsvd_1 = 0;
3659		id.b.domain = d->port_id[0];
3660		id.b.area   = d->port_id[1];
3661		id.b.al_pa  = d->port_id[2];
3662		wwn = wwn_to_u64(d->port_name);
3663
3664		if (id.b24 == 0 || wwn == 0)
3665			continue;
3666
3667		if (fc4_type == FC4_TYPE_FCP_SCSI) {
3668			if (cmd == GPN_FT_CMD) {
3669				rp = &vha->scan.l[j];
3670				rp->id = id;
3671				memcpy(rp->port_name, d->port_name, 8);
3672				j++;
3673				rp->fc4type = FS_FC4TYPE_FCP;
3674			} else {
3675				for (k = 0; k < num_fibre_dev; k++) {
3676					rp = &vha->scan.l[k];
3677					if (id.b24 == rp->id.b24) {
3678						memcpy(rp->node_name,
3679						    d->port_name, 8);
3680						break;
3681					}
3682				}
3683			}
3684		} else {
3685			/* Search if the fibre device supports FC4_TYPE_NVME */
3686			if (cmd == GPN_FT_CMD) {
3687				found = 0;
3688
3689				for (k = 0; k < num_fibre_dev; k++) {
3690					rp = &vha->scan.l[k];
3691					if (!memcmp(rp->port_name,
3692					    d->port_name, 8)) {
3693						/*
3694						 * Supports FC-NVMe & FCP
3695						 */
3696						rp->fc4type |= FS_FC4TYPE_NVME;
3697						found = 1;
3698						break;
3699					}
3700				}
3701
3702				/* We found new FC-NVMe only port */
3703				if (!found) {
3704					for (k = 0; k < num_fibre_dev; k++) {
3705						rp = &vha->scan.l[k];
3706						if (wwn_to_u64(rp->port_name)) {
3707							continue;
3708						} else {
3709							rp->id = id;
3710							memcpy(rp->port_name,
3711							    d->port_name, 8);
3712							rp->fc4type =
3713							    FS_FC4TYPE_NVME;
3714							break;
3715						}
3716					}
3717				}
3718			} else {
3719				for (k = 0; k < num_fibre_dev; k++) {
3720					rp = &vha->scan.l[k];
3721					if (id.b24 == rp->id.b24) {
3722						memcpy(rp->node_name,
3723						    d->port_name, 8);
3724						break;
3725					}
3726				}
3727			}
3728		}
3729	}
3730}
3731
3732static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res)
3733{
3734	struct scsi_qla_host *vha = sp->vha;
3735	struct ct_sns_req *ct_req =
3736		(struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req;
3737	u16 cmd = be16_to_cpu(ct_req->command);
3738	u8 fc4_type = sp->gen2;
3739	unsigned long flags;
3740	int rc;
3741
3742	/* gen2 field is holding the fc4type */
3743	ql_dbg(ql_dbg_disc, vha, 0xffff,
3744	    "Async done-%s res %x FC4Type %x\n",
3745	    sp->name, res, sp->gen2);
3746
3747	del_timer(&sp->u.iocb_cmd.timer);
3748	sp->rc = res;
3749	if (res) {
3750		unsigned long flags;
3751		const char *name = sp->name;
3752
3753		if (res == QLA_OS_TIMER_EXPIRED) {
3754			/* switch is ignoring all commands.
3755			 * This might be a zone disable behavior.
3756			 * This means we hit 64s timeout.
3757			 * 22s GPNFT + 44s Abort = 64s
3758			 */
3759			ql_dbg(ql_dbg_disc, vha, 0xffff,
3760			       "%s: Switch Zone check please .\n",
3761			       name);
3762			qla2x00_mark_all_devices_lost(vha);
3763		}
3764
3765		/*
3766		 * We are in an Interrupt context, queue up this
3767		 * sp for GNNFT_DONE work. This will allow all
3768		 * the resource to get freed up.
3769		 */
3770		rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp,
3771		    QLA_EVT_GNNFT_DONE);
3772		if (rc) {
3773			/* Cleanup here to prevent memory leak */
3774			qla24xx_sp_unmap(vha, sp);
3775
3776			spin_lock_irqsave(&vha->work_lock, flags);
3777			vha->scan.scan_flags &= ~SF_SCANNING;
3778			vha->scan.scan_retry++;
3779			spin_unlock_irqrestore(&vha->work_lock, flags);
3780
3781			if (vha->scan.scan_retry < MAX_SCAN_RETRIES) {
3782				set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3783				set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3784				qla2xxx_wake_dpc(vha);
3785			} else {
3786				ql_dbg(ql_dbg_disc, vha, 0xffff,
3787				    "Async done-%s rescan failed on all retries.\n",
3788				    name);
3789			}
3790		}
3791		return;
3792	}
3793
3794	qla2x00_find_free_fcp_nvme_slot(vha, sp);
3795
3796	if ((fc4_type == FC4_TYPE_FCP_SCSI) && vha->flags.nvme_enabled &&
3797	    cmd == GNN_FT_CMD) {
3798		spin_lock_irqsave(&vha->work_lock, flags);
3799		vha->scan.scan_flags &= ~SF_SCANNING;
3800		spin_unlock_irqrestore(&vha->work_lock, flags);
3801
3802		sp->rc = res;
3803		rc = qla2x00_post_nvme_gpnft_work(vha, sp, QLA_EVT_GPNFT);
3804		if (rc) {
3805			qla24xx_sp_unmap(vha, sp);
3806			set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3807			set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3808		}
3809		return;
3810	}
3811
3812	if (cmd == GPN_FT_CMD) {
3813		rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp,
3814		    QLA_EVT_GPNFT_DONE);
3815	} else {
3816		rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp,
3817		    QLA_EVT_GNNFT_DONE);
3818	}
3819
3820	if (rc) {
3821		qla24xx_sp_unmap(vha, sp);
3822		set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3823		set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3824		return;
3825	}
3826}
3827
3828/*
3829 * Get WWNN list for fc4_type
3830 *
3831 * It is assumed the same SRB is re-used from GPNFT to avoid
3832 * mem free & re-alloc
3833 */
3834static int qla24xx_async_gnnft(scsi_qla_host_t *vha, struct srb *sp,
3835    u8 fc4_type)
3836{
3837	int rval = QLA_FUNCTION_FAILED;
3838	struct ct_sns_req *ct_req;
3839	struct ct_sns_pkt *ct_sns;
3840	unsigned long flags;
3841
3842	if (!vha->flags.online) {
3843		spin_lock_irqsave(&vha->work_lock, flags);
3844		vha->scan.scan_flags &= ~SF_SCANNING;
3845		spin_unlock_irqrestore(&vha->work_lock, flags);
3846		goto done_free_sp;
3847	}
3848
3849	if (!sp->u.iocb_cmd.u.ctarg.req || !sp->u.iocb_cmd.u.ctarg.rsp) {
3850		ql_log(ql_log_warn, vha, 0xffff,
3851		    "%s: req %p rsp %p are not setup\n",
3852		    __func__, sp->u.iocb_cmd.u.ctarg.req,
3853		    sp->u.iocb_cmd.u.ctarg.rsp);
3854		spin_lock_irqsave(&vha->work_lock, flags);
3855		vha->scan.scan_flags &= ~SF_SCANNING;
3856		spin_unlock_irqrestore(&vha->work_lock, flags);
3857		WARN_ON(1);
3858		set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3859		set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3860		goto done_free_sp;
3861	}
3862
3863	ql_dbg(ql_dbg_disc, vha, 0xfffff,
3864	    "%s: FC4Type %x, CT-PASSTHRU %s command ctarg rsp size %d, ctarg req size %d\n",
3865	    __func__, fc4_type, sp->name, sp->u.iocb_cmd.u.ctarg.rsp_size,
3866	     sp->u.iocb_cmd.u.ctarg.req_size);
3867
3868	sp->type = SRB_CT_PTHRU_CMD;
3869	sp->name = "gnnft";
3870	sp->gen1 = vha->hw->base_qpair->chip_reset;
3871	sp->gen2 = fc4_type;
3872
3873	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
3874	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
3875
3876	memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size);
3877	memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size);
3878
3879	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
3880	/* CT_IU preamble  */
3881	ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD,
3882	    sp->u.iocb_cmd.u.ctarg.rsp_size);
3883
3884	/* GPN_FT req */
3885	ct_req->req.gpn_ft.port_type = fc4_type;
3886
3887	sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE;
3888	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
3889
3890	sp->done = qla2x00_async_gpnft_gnnft_sp_done;
3891
3892	ql_dbg(ql_dbg_disc, vha, 0xffff,
3893	    "Async-%s hdl=%x FC4Type %x.\n", sp->name,
3894	    sp->handle, ct_req->req.gpn_ft.port_type);
3895
3896	rval = qla2x00_start_sp(sp);
3897	if (rval != QLA_SUCCESS) {
3898		goto done_free_sp;
3899	}
3900
3901	return rval;
3902
3903done_free_sp:
3904	if (sp->u.iocb_cmd.u.ctarg.req) {
3905		dma_free_coherent(&vha->hw->pdev->dev,
3906		    sp->u.iocb_cmd.u.ctarg.req_allocated_size,
3907		    sp->u.iocb_cmd.u.ctarg.req,
3908		    sp->u.iocb_cmd.u.ctarg.req_dma);
3909		sp->u.iocb_cmd.u.ctarg.req = NULL;
3910	}
3911	if (sp->u.iocb_cmd.u.ctarg.rsp) {
3912		dma_free_coherent(&vha->hw->pdev->dev,
3913		    sp->u.iocb_cmd.u.ctarg.rsp_allocated_size,
3914		    sp->u.iocb_cmd.u.ctarg.rsp,
3915		    sp->u.iocb_cmd.u.ctarg.rsp_dma);
3916		sp->u.iocb_cmd.u.ctarg.rsp = NULL;
3917	}
3918
3919	sp->free(sp);
3920
3921	spin_lock_irqsave(&vha->work_lock, flags);
3922	vha->scan.scan_flags &= ~SF_SCANNING;
3923	if (vha->scan.scan_flags == 0) {
3924		ql_dbg(ql_dbg_disc, vha, 0xffff,
3925		    "%s: schedule\n", __func__);
3926		vha->scan.scan_flags |= SF_QUEUED;
3927		schedule_delayed_work(&vha->scan.scan_work, 5);
3928	}
3929	spin_unlock_irqrestore(&vha->work_lock, flags);
3930
3931
3932	return rval;
3933} /* GNNFT */
3934
3935void qla24xx_async_gpnft_done(scsi_qla_host_t *vha, srb_t *sp)
3936{
3937	ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
3938	    "%s enter\n", __func__);
3939	qla24xx_async_gnnft(vha, sp, sp->gen2);
3940}
3941
3942/* Get WWPN list for certain fc4_type */
3943int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp)
3944{
3945	int rval = QLA_FUNCTION_FAILED;
3946	struct ct_sns_req       *ct_req;
3947	struct ct_sns_pkt *ct_sns;
3948	u32 rspsz;
3949	unsigned long flags;
3950
3951	ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
3952	    "%s enter\n", __func__);
3953
3954	if (!vha->flags.online)
3955		return rval;
3956
3957	spin_lock_irqsave(&vha->work_lock, flags);
3958	if (vha->scan.scan_flags & SF_SCANNING) {
3959		spin_unlock_irqrestore(&vha->work_lock, flags);
3960		ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
3961		    "%s: scan active\n", __func__);
3962		return rval;
3963	}
3964	vha->scan.scan_flags |= SF_SCANNING;
3965	spin_unlock_irqrestore(&vha->work_lock, flags);
3966
3967	if (fc4_type == FC4_TYPE_FCP_SCSI) {
3968		ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
3969		    "%s: Performing FCP Scan\n", __func__);
3970
3971		if (sp)
3972			sp->free(sp); /* should not happen */
3973
3974		sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL);
3975		if (!sp) {
3976			spin_lock_irqsave(&vha->work_lock, flags);
3977			vha->scan.scan_flags &= ~SF_SCANNING;
3978			spin_unlock_irqrestore(&vha->work_lock, flags);
3979			return rval;
3980		}
3981
3982		sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev,
3983								sizeof(struct ct_sns_pkt),
3984								&sp->u.iocb_cmd.u.ctarg.req_dma,
3985								GFP_KERNEL);
3986		sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt);
3987		if (!sp->u.iocb_cmd.u.ctarg.req) {
3988			ql_log(ql_log_warn, vha, 0xffff,
3989			    "Failed to allocate ct_sns request.\n");
3990			spin_lock_irqsave(&vha->work_lock, flags);
3991			vha->scan.scan_flags &= ~SF_SCANNING;
3992			spin_unlock_irqrestore(&vha->work_lock, flags);
3993			qla2x00_rel_sp(sp);
3994			return rval;
3995		}
3996		sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE;
3997
3998		rspsz = sizeof(struct ct_sns_gpnft_rsp) +
3999			((vha->hw->max_fibre_devices - 1) *
4000			    sizeof(struct ct_sns_gpn_ft_data));
4001
4002		sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev,
4003								rspsz,
4004								&sp->u.iocb_cmd.u.ctarg.rsp_dma,
4005								GFP_KERNEL);
4006		sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = rspsz;
4007		if (!sp->u.iocb_cmd.u.ctarg.rsp) {
4008			ql_log(ql_log_warn, vha, 0xffff,
4009			    "Failed to allocate ct_sns request.\n");
4010			spin_lock_irqsave(&vha->work_lock, flags);
4011			vha->scan.scan_flags &= ~SF_SCANNING;
4012			spin_unlock_irqrestore(&vha->work_lock, flags);
4013			dma_free_coherent(&vha->hw->pdev->dev,
4014			    sp->u.iocb_cmd.u.ctarg.req_allocated_size,
4015			    sp->u.iocb_cmd.u.ctarg.req,
4016			    sp->u.iocb_cmd.u.ctarg.req_dma);
4017			sp->u.iocb_cmd.u.ctarg.req = NULL;
4018			qla2x00_rel_sp(sp);
4019			return rval;
4020		}
4021		sp->u.iocb_cmd.u.ctarg.rsp_size = rspsz;
4022
4023		ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
4024		    "%s scan list size %d\n", __func__, vha->scan.size);
4025
4026		memset(vha->scan.l, 0, vha->scan.size);
4027	} else if (!sp) {
4028		ql_dbg(ql_dbg_disc, vha, 0xffff,
4029		    "NVME scan did not provide SP\n");
4030		return rval;
4031	}
4032
4033	sp->type = SRB_CT_PTHRU_CMD;
4034	sp->name = "gpnft";
4035	sp->gen1 = vha->hw->base_qpair->chip_reset;
4036	sp->gen2 = fc4_type;
4037
4038	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
4039	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
4040
4041	rspsz = sp->u.iocb_cmd.u.ctarg.rsp_size;
4042	memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size);
4043	memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size);
4044
4045	ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req;
4046	/* CT_IU preamble  */
4047	ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz);
4048
4049	/* GPN_FT req */
4050	ct_req->req.gpn_ft.port_type = fc4_type;
4051
4052	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
4053
4054	sp->done = qla2x00_async_gpnft_gnnft_sp_done;
4055
4056	ql_dbg(ql_dbg_disc, vha, 0xffff,
4057	    "Async-%s hdl=%x FC4Type %x.\n", sp->name,
4058	    sp->handle, ct_req->req.gpn_ft.port_type);
4059
4060	rval = qla2x00_start_sp(sp);
4061	if (rval != QLA_SUCCESS) {
4062		goto done_free_sp;
4063	}
4064
4065	return rval;
4066
4067done_free_sp:
4068	if (sp->u.iocb_cmd.u.ctarg.req) {
4069		dma_free_coherent(&vha->hw->pdev->dev,
4070		    sp->u.iocb_cmd.u.ctarg.req_allocated_size,
4071		    sp->u.iocb_cmd.u.ctarg.req,
4072		    sp->u.iocb_cmd.u.ctarg.req_dma);
4073		sp->u.iocb_cmd.u.ctarg.req = NULL;
4074	}
4075	if (sp->u.iocb_cmd.u.ctarg.rsp) {
4076		dma_free_coherent(&vha->hw->pdev->dev,
4077		    sp->u.iocb_cmd.u.ctarg.rsp_allocated_size,
4078		    sp->u.iocb_cmd.u.ctarg.rsp,
4079		    sp->u.iocb_cmd.u.ctarg.rsp_dma);
4080		sp->u.iocb_cmd.u.ctarg.rsp = NULL;
4081	}
4082
4083	sp->free(sp);
4084
4085	spin_lock_irqsave(&vha->work_lock, flags);
4086	vha->scan.scan_flags &= ~SF_SCANNING;
4087	if (vha->scan.scan_flags == 0) {
4088		ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff,
4089		    "%s: Scan scheduled.\n", __func__);
4090		vha->scan.scan_flags |= SF_QUEUED;
4091		schedule_delayed_work(&vha->scan.scan_work, 5);
4092	}
4093	spin_unlock_irqrestore(&vha->work_lock, flags);
4094
4095
4096	return rval;
4097}
4098
4099void qla_scan_work_fn(struct work_struct *work)
4100{
4101	struct fab_scan *s = container_of(to_delayed_work(work),
4102	    struct fab_scan, scan_work);
4103	struct scsi_qla_host *vha = container_of(s, struct scsi_qla_host,
4104	    scan);
4105	unsigned long flags;
4106
4107	ql_dbg(ql_dbg_disc, vha, 0xffff,
4108	    "%s: schedule loop resync\n", __func__);
4109	set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4110	set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4111	qla2xxx_wake_dpc(vha);
4112	spin_lock_irqsave(&vha->work_lock, flags);
4113	vha->scan.scan_flags &= ~SF_QUEUED;
4114	spin_unlock_irqrestore(&vha->work_lock, flags);
4115}
4116
4117/* GNN_ID */
4118void qla24xx_handle_gnnid_event(scsi_qla_host_t *vha, struct event_arg *ea)
4119{
4120	qla24xx_post_gnl_work(vha, ea->fcport);
4121}
4122
4123static void qla2x00_async_gnnid_sp_done(srb_t *sp, int res)
4124{
4125	struct scsi_qla_host *vha = sp->vha;
4126	fc_port_t *fcport = sp->fcport;
4127	u8 *node_name = fcport->ct_desc.ct_sns->p.rsp.rsp.gnn_id.node_name;
4128	struct event_arg ea;
4129	u64 wwnn;
4130
4131	fcport->flags &= ~FCF_ASYNC_SENT;
4132	wwnn = wwn_to_u64(node_name);
4133	if (wwnn)
4134		memcpy(fcport->node_name, node_name, WWN_SIZE);
4135
4136	memset(&ea, 0, sizeof(ea));
4137	ea.fcport = fcport;
4138	ea.sp = sp;
4139	ea.rc = res;
4140
4141	ql_dbg(ql_dbg_disc, vha, 0x204f,
4142	    "Async done-%s res %x, WWPN %8phC %8phC\n",
4143	    sp->name, res, fcport->port_name, fcport->node_name);
4144
4145	qla24xx_handle_gnnid_event(vha, &ea);
4146
4147	sp->free(sp);
4148}
4149
4150int qla24xx_async_gnnid(scsi_qla_host_t *vha, fc_port_t *fcport)
4151{
4152	int rval = QLA_FUNCTION_FAILED;
4153	struct ct_sns_req       *ct_req;
4154	srb_t *sp;
4155
4156	if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
4157		return rval;
4158
4159	qla2x00_set_fcport_disc_state(fcport, DSC_GNN_ID);
4160	sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
4161	if (!sp)
4162		goto done;
4163
4164	fcport->flags |= FCF_ASYNC_SENT;
4165	sp->type = SRB_CT_PTHRU_CMD;
4166	sp->name = "gnnid";
4167	sp->gen1 = fcport->rscn_gen;
4168	sp->gen2 = fcport->login_gen;
4169
4170	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
4171	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
4172
4173	/* CT_IU preamble  */
4174	ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GNN_ID_CMD,
4175	    GNN_ID_RSP_SIZE);
4176
4177	/* GNN_ID req */
4178	ct_req->req.port_id.port_id = port_id_to_be_id(fcport->d_id);
4179
4180
4181	/* req & rsp use the same buffer */
4182	sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
4183	sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
4184	sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
4185	sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
4186	sp->u.iocb_cmd.u.ctarg.req_size = GNN_ID_REQ_SIZE;
4187	sp->u.iocb_cmd.u.ctarg.rsp_size = GNN_ID_RSP_SIZE;
4188	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
4189
4190	sp->done = qla2x00_async_gnnid_sp_done;
4191
4192	ql_dbg(ql_dbg_disc, vha, 0xffff,
4193	    "Async-%s - %8phC hdl=%x loopid=%x portid %06x.\n",
4194	    sp->name, fcport->port_name,
4195	    sp->handle, fcport->loop_id, fcport->d_id.b24);
4196
4197	rval = qla2x00_start_sp(sp);
4198	if (rval != QLA_SUCCESS)
4199		goto done_free_sp;
4200	return rval;
4201
4202done_free_sp:
4203	sp->free(sp);
4204	fcport->flags &= ~FCF_ASYNC_SENT;
4205done:
4206	return rval;
4207}
4208
4209int qla24xx_post_gnnid_work(struct scsi_qla_host *vha, fc_port_t *fcport)
4210{
4211	struct qla_work_evt *e;
4212	int ls;
4213
4214	ls = atomic_read(&vha->loop_state);
4215	if (((ls != LOOP_READY) && (ls != LOOP_UP)) ||
4216		test_bit(UNLOADING, &vha->dpc_flags))
4217		return 0;
4218
4219	e = qla2x00_alloc_work(vha, QLA_EVT_GNNID);
4220	if (!e)
4221		return QLA_FUNCTION_FAILED;
4222
4223	e->u.fcport.fcport = fcport;
4224	return qla2x00_post_work(vha, e);
4225}
4226
4227/* GPFN_ID */
4228void qla24xx_handle_gfpnid_event(scsi_qla_host_t *vha, struct event_arg *ea)
4229{
4230	fc_port_t *fcport = ea->fcport;
4231
4232	ql_dbg(ql_dbg_disc, vha, 0xffff,
4233	    "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d fcpcnt %d\n",
4234	    __func__, fcport->port_name, fcport->disc_state,
4235	    fcport->fw_login_state, ea->rc, fcport->login_gen, ea->sp->gen2,
4236	    fcport->rscn_gen, ea->sp->gen1, vha->fcport_count);
4237
4238	if (fcport->disc_state == DSC_DELETE_PEND)
4239		return;
4240
4241	if (ea->sp->gen2 != fcport->login_gen) {
4242		/* target side must have changed it. */
4243		ql_dbg(ql_dbg_disc, vha, 0x20d3,
4244		    "%s %8phC generation changed\n",
4245		    __func__, fcport->port_name);
4246		return;
4247	} else if (ea->sp->gen1 != fcport->rscn_gen) {
4248		return;
4249	}
4250
4251	qla24xx_post_gpsc_work(vha, fcport);
4252}
4253
4254static void qla2x00_async_gfpnid_sp_done(srb_t *sp, int res)
4255{
4256	struct scsi_qla_host *vha = sp->vha;
4257	fc_port_t *fcport = sp->fcport;
4258	u8 *fpn = fcport->ct_desc.ct_sns->p.rsp.rsp.gfpn_id.port_name;
4259	struct event_arg ea;
4260	u64 wwn;
4261
4262	wwn = wwn_to_u64(fpn);
4263	if (wwn)
4264		memcpy(fcport->fabric_port_name, fpn, WWN_SIZE);
4265
4266	memset(&ea, 0, sizeof(ea));
4267	ea.fcport = fcport;
4268	ea.sp = sp;
4269	ea.rc = res;
4270
4271	ql_dbg(ql_dbg_disc, vha, 0x204f,
4272	    "Async done-%s res %x, WWPN %8phC %8phC\n",
4273	    sp->name, res, fcport->port_name, fcport->fabric_port_name);
4274
4275	qla24xx_handle_gfpnid_event(vha, &ea);
4276
4277	sp->free(sp);
4278}
4279
4280int qla24xx_async_gfpnid(scsi_qla_host_t *vha, fc_port_t *fcport)
4281{
4282	int rval = QLA_FUNCTION_FAILED;
4283	struct ct_sns_req       *ct_req;
4284	srb_t *sp;
4285
4286	if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
4287		return rval;
4288
4289	sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
4290	if (!sp)
4291		goto done;
4292
4293	sp->type = SRB_CT_PTHRU_CMD;
4294	sp->name = "gfpnid";
4295	sp->gen1 = fcport->rscn_gen;
4296	sp->gen2 = fcport->login_gen;
4297
4298	sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout;
4299	qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
4300
4301	/* CT_IU preamble  */
4302	ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GFPN_ID_CMD,
4303	    GFPN_ID_RSP_SIZE);
4304
4305	/* GFPN_ID req */
4306	ct_req->req.port_id.port_id = port_id_to_be_id(fcport->d_id);
4307
4308
4309	/* req & rsp use the same buffer */
4310	sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns;
4311	sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma;
4312	sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns;
4313	sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma;
4314	sp->u.iocb_cmd.u.ctarg.req_size = GFPN_ID_REQ_SIZE;
4315	sp->u.iocb_cmd.u.ctarg.rsp_size = GFPN_ID_RSP_SIZE;
4316	sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS;
4317
4318	sp->done = qla2x00_async_gfpnid_sp_done;
4319
4320	ql_dbg(ql_dbg_disc, vha, 0xffff,
4321	    "Async-%s - %8phC hdl=%x loopid=%x portid %06x.\n",
4322	    sp->name, fcport->port_name,
4323	    sp->handle, fcport->loop_id, fcport->d_id.b24);
4324
4325	rval = qla2x00_start_sp(sp);
4326	if (rval != QLA_SUCCESS)
4327		goto done_free_sp;
4328
4329	return rval;
4330
4331done_free_sp:
4332	sp->free(sp);
4333done:
4334	return rval;
4335}
4336
4337int qla24xx_post_gfpnid_work(struct scsi_qla_host *vha, fc_port_t *fcport)
4338{
4339	struct qla_work_evt *e;
4340	int ls;
4341
4342	ls = atomic_read(&vha->loop_state);
4343	if (((ls != LOOP_READY) && (ls != LOOP_UP)) ||
4344		test_bit(UNLOADING, &vha->dpc_flags))
4345		return 0;
4346
4347	e = qla2x00_alloc_work(vha, QLA_EVT_GFPNID);
4348	if (!e)
4349		return QLA_FUNCTION_FAILED;
4350
4351	e->u.fcport.fcport = fcport;
4352	return qla2x00_post_work(vha, e);
4353}
4354