lpfc_init.c revision 0ff10d46cf0a373c9c855a23cc9383ba4030d8d2 
1/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for         *
3 * Fibre Channel Host Bus Adapters.                                *
4 * Copyright (C) 2004-2007 Emulex.  All rights reserved.           *
5 * EMULEX and SLI are trademarks of Emulex.                        *
6 * www.emulex.com                                                  *
7 * Portions Copyright (C) 2004-2005 Christoph Hellwig              *
8 *                                                                 *
9 * This program is free software; you can redistribute it and/or   *
10 * modify it under the terms of version 2 of the GNU General       *
11 * Public License as published by the Free Software Foundation.    *
12 * This program is distributed in the hope that it will be useful. *
13 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
14 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
15 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
16 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
17 * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
18 * more details, a copy of which can be found in the file COPYING  *
19 * included with this package.                                     *
20 *******************************************************************/
21
22#include <linux/blkdev.h>
23#include <linux/delay.h>
24#include <linux/dma-mapping.h>
25#include <linux/idr.h>
26#include <linux/interrupt.h>
27#include <linux/kthread.h>
28#include <linux/pci.h>
29#include <linux/spinlock.h>
30#include <linux/ctype.h>
31
32#include <scsi/scsi.h>
33#include <scsi/scsi_device.h>
34#include <scsi/scsi_host.h>
35#include <scsi/scsi_transport_fc.h>
36
37#include "lpfc_hw.h"
38#include "lpfc_sli.h"
39#include "lpfc_disc.h"
40#include "lpfc_scsi.h"
41#include "lpfc.h"
42#include "lpfc_logmsg.h"
43#include "lpfc_crtn.h"
44#include "lpfc_vport.h"
45#include "lpfc_version.h"
46
47static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
48static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *);
49static int lpfc_post_rcv_buf(struct lpfc_hba *);
50
51static struct scsi_transport_template *lpfc_transport_template = NULL;
52static struct scsi_transport_template *lpfc_vport_transport_template = NULL;
53static DEFINE_IDR(lpfc_hba_index);
54
55/************************************************************************/
56/*                                                                      */
57/*    lpfc_config_port_prep                                             */
58/*    This routine will do LPFC initialization prior to the             */
59/*    CONFIG_PORT mailbox command. This will be initialized             */
60/*    as a SLI layer callback routine.                                  */
61/*    This routine returns 0 on success or -ERESTART if it wants        */
62/*    the SLI layer to reset the HBA and try again. Any                 */
63/*    other return value indicates an error.                            */
64/*                                                                      */
65/************************************************************************/
66int
67lpfc_config_port_prep(struct lpfc_hba *phba)
68{
69	lpfc_vpd_t *vp = &phba->vpd;
70	int i = 0, rc;
71	LPFC_MBOXQ_t *pmb;
72	MAILBOX_t *mb;
73	char *lpfc_vpd_data = NULL;
74	uint16_t offset = 0;
75	static char licensed[56] =
76		    "key unlock for use with gnu public licensed code only\0";
77	static int init_key = 1;
78
79	pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
80	if (!pmb) {
81		phba->link_state = LPFC_HBA_ERROR;
82		return -ENOMEM;
83	}
84
85	mb = &pmb->mb;
86	phba->link_state = LPFC_INIT_MBX_CMDS;
87
88	if (lpfc_is_LC_HBA(phba->pcidev->device)) {
89		if (init_key) {
90			uint32_t *ptext = (uint32_t *) licensed;
91
92			for (i = 0; i < 56; i += sizeof (uint32_t), ptext++)
93				*ptext = cpu_to_be32(*ptext);
94			init_key = 0;
95		}
96
97		lpfc_read_nv(phba, pmb);
98		memset((char*)mb->un.varRDnvp.rsvd3, 0,
99			sizeof (mb->un.varRDnvp.rsvd3));
100		memcpy((char*)mb->un.varRDnvp.rsvd3, licensed,
101			 sizeof (licensed));
102
103		rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
104
105		if (rc != MBX_SUCCESS) {
106			lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
107					"0324 Config Port initialization "
108					"error, mbxCmd x%x READ_NVPARM, "
109					"mbxStatus x%x\n",
110					mb->mbxCommand, mb->mbxStatus);
111			mempool_free(pmb, phba->mbox_mem_pool);
112			return -ERESTART;
113		}
114		memcpy(phba->wwnn, (char *)mb->un.varRDnvp.nodename,
115		       sizeof(phba->wwnn));
116		memcpy(phba->wwpn, (char *)mb->un.varRDnvp.portname,
117		       sizeof(phba->wwpn));
118	}
119
120	phba->sli3_options = 0x0;
121
122	/* Setup and issue mailbox READ REV command */
123	lpfc_read_rev(phba, pmb);
124	rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
125	if (rc != MBX_SUCCESS) {
126		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
127				"0439 Adapter failed to init, mbxCmd x%x "
128				"READ_REV, mbxStatus x%x\n",
129				mb->mbxCommand, mb->mbxStatus);
130		mempool_free( pmb, phba->mbox_mem_pool);
131		return -ERESTART;
132	}
133
134
135	/*
136	 * The value of rr must be 1 since the driver set the cv field to 1.
137	 * This setting requires the FW to set all revision fields.
138	 */
139	if (mb->un.varRdRev.rr == 0) {
140		vp->rev.rBit = 0;
141		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
142				"0440 Adapter failed to init, READ_REV has "
143				"missing revision information.\n");
144		mempool_free(pmb, phba->mbox_mem_pool);
145		return -ERESTART;
146	}
147
148	if (phba->sli_rev == 3 && !mb->un.varRdRev.v3rsp)
149		return -EINVAL;
150
151	/* Save information as VPD data */
152	vp->rev.rBit = 1;
153	memcpy(&vp->sli3Feat, &mb->un.varRdRev.sli3Feat, sizeof(uint32_t));
154	vp->rev.sli1FwRev = mb->un.varRdRev.sli1FwRev;
155	memcpy(vp->rev.sli1FwName, (char*) mb->un.varRdRev.sli1FwName, 16);
156	vp->rev.sli2FwRev = mb->un.varRdRev.sli2FwRev;
157	memcpy(vp->rev.sli2FwName, (char *) mb->un.varRdRev.sli2FwName, 16);
158	vp->rev.biuRev = mb->un.varRdRev.biuRev;
159	vp->rev.smRev = mb->un.varRdRev.smRev;
160	vp->rev.smFwRev = mb->un.varRdRev.un.smFwRev;
161	vp->rev.endecRev = mb->un.varRdRev.endecRev;
162	vp->rev.fcphHigh = mb->un.varRdRev.fcphHigh;
163	vp->rev.fcphLow = mb->un.varRdRev.fcphLow;
164	vp->rev.feaLevelHigh = mb->un.varRdRev.feaLevelHigh;
165	vp->rev.feaLevelLow = mb->un.varRdRev.feaLevelLow;
166	vp->rev.postKernRev = mb->un.varRdRev.postKernRev;
167	vp->rev.opFwRev = mb->un.varRdRev.opFwRev;
168
169	/* If the sli feature level is less then 9, we must
170	 * tear down all RPIs and VPIs on link down if NPIV
171	 * is enabled.
172	 */
173	if (vp->rev.feaLevelHigh < 9)
174		phba->sli3_options |= LPFC_SLI3_VPORT_TEARDOWN;
175
176	if (lpfc_is_LC_HBA(phba->pcidev->device))
177		memcpy(phba->RandomData, (char *)&mb->un.varWords[24],
178						sizeof (phba->RandomData));
179
180	/* Get adapter VPD information */
181	pmb->context2 = kmalloc(DMP_RSP_SIZE, GFP_KERNEL);
182	if (!pmb->context2)
183		goto out_free_mbox;
184	lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL);
185	if (!lpfc_vpd_data)
186		goto out_free_context2;
187
188	do {
189		lpfc_dump_mem(phba, pmb, offset);
190		rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
191
192		if (rc != MBX_SUCCESS) {
193			lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
194					"0441 VPD not present on adapter, "
195					"mbxCmd x%x DUMP VPD, mbxStatus x%x\n",
196					mb->mbxCommand, mb->mbxStatus);
197			mb->un.varDmp.word_cnt = 0;
198		}
199		if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset)
200			mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset;
201		lpfc_sli_pcimem_bcopy(pmb->context2, lpfc_vpd_data + offset,
202				      mb->un.varDmp.word_cnt);
203		offset += mb->un.varDmp.word_cnt;
204	} while (mb->un.varDmp.word_cnt && offset < DMP_VPD_SIZE);
205	lpfc_parse_vpd(phba, lpfc_vpd_data, offset);
206
207	kfree(lpfc_vpd_data);
208out_free_context2:
209	kfree(pmb->context2);
210out_free_mbox:
211	mempool_free(pmb, phba->mbox_mem_pool);
212	return 0;
213}
214
215/* Completion handler for config async event mailbox command. */
216static void
217lpfc_config_async_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq)
218{
219	if (pmboxq->mb.mbxStatus == MBX_SUCCESS)
220		phba->temp_sensor_support = 1;
221	else
222		phba->temp_sensor_support = 0;
223	mempool_free(pmboxq, phba->mbox_mem_pool);
224	return;
225}
226
227/************************************************************************/
228/*                                                                      */
229/*    lpfc_config_port_post                                             */
230/*    This routine will do LPFC initialization after the                */
231/*    CONFIG_PORT mailbox command. This will be initialized             */
232/*    as a SLI layer callback routine.                                  */
233/*    This routine returns 0 on success. Any other return value         */
234/*    indicates an error.                                               */
235/*                                                                      */
236/************************************************************************/
237int
238lpfc_config_port_post(struct lpfc_hba *phba)
239{
240	struct lpfc_vport *vport = phba->pport;
241	LPFC_MBOXQ_t *pmb;
242	MAILBOX_t *mb;
243	struct lpfc_dmabuf *mp;
244	struct lpfc_sli *psli = &phba->sli;
245	uint32_t status, timeout;
246	int i, j;
247	int rc;
248
249	spin_lock_irq(&phba->hbalock);
250	/*
251	 * If the Config port completed correctly the HBA is not
252	 * over heated any more.
253	 */
254	if (phba->over_temp_state == HBA_OVER_TEMP)
255		phba->over_temp_state = HBA_NORMAL_TEMP;
256	spin_unlock_irq(&phba->hbalock);
257
258	pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
259	if (!pmb) {
260		phba->link_state = LPFC_HBA_ERROR;
261		return -ENOMEM;
262	}
263	mb = &pmb->mb;
264
265	/* Get login parameters for NID.  */
266	lpfc_read_sparam(phba, pmb, 0);
267	pmb->vport = vport;
268	if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
269		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
270				"0448 Adapter failed init, mbxCmd x%x "
271				"READ_SPARM mbxStatus x%x\n",
272				mb->mbxCommand, mb->mbxStatus);
273		phba->link_state = LPFC_HBA_ERROR;
274		mp = (struct lpfc_dmabuf *) pmb->context1;
275		mempool_free( pmb, phba->mbox_mem_pool);
276		lpfc_mbuf_free(phba, mp->virt, mp->phys);
277		kfree(mp);
278		return -EIO;
279	}
280
281	mp = (struct lpfc_dmabuf *) pmb->context1;
282
283	memcpy(&vport->fc_sparam, mp->virt, sizeof (struct serv_parm));
284	lpfc_mbuf_free(phba, mp->virt, mp->phys);
285	kfree(mp);
286	pmb->context1 = NULL;
287
288	if (phba->cfg_soft_wwnn)
289		u64_to_wwn(phba->cfg_soft_wwnn,
290			   vport->fc_sparam.nodeName.u.wwn);
291	if (phba->cfg_soft_wwpn)
292		u64_to_wwn(phba->cfg_soft_wwpn,
293			   vport->fc_sparam.portName.u.wwn);
294	memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName,
295	       sizeof (struct lpfc_name));
296	memcpy(&vport->fc_portname, &vport->fc_sparam.portName,
297	       sizeof (struct lpfc_name));
298	/* If no serial number in VPD data, use low 6 bytes of WWNN */
299	/* This should be consolidated into parse_vpd ? - mr */
300	if (phba->SerialNumber[0] == 0) {
301		uint8_t *outptr;
302
303		outptr = &vport->fc_nodename.u.s.IEEE[0];
304		for (i = 0; i < 12; i++) {
305			status = *outptr++;
306			j = ((status & 0xf0) >> 4);
307			if (j <= 9)
308				phba->SerialNumber[i] =
309				    (char)((uint8_t) 0x30 + (uint8_t) j);
310			else
311				phba->SerialNumber[i] =
312				    (char)((uint8_t) 0x61 + (uint8_t) (j - 10));
313			i++;
314			j = (status & 0xf);
315			if (j <= 9)
316				phba->SerialNumber[i] =
317				    (char)((uint8_t) 0x30 + (uint8_t) j);
318			else
319				phba->SerialNumber[i] =
320				    (char)((uint8_t) 0x61 + (uint8_t) (j - 10));
321		}
322	}
323
324	lpfc_read_config(phba, pmb);
325	pmb->vport = vport;
326	if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
327		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
328				"0453 Adapter failed to init, mbxCmd x%x "
329				"READ_CONFIG, mbxStatus x%x\n",
330				mb->mbxCommand, mb->mbxStatus);
331		phba->link_state = LPFC_HBA_ERROR;
332		mempool_free( pmb, phba->mbox_mem_pool);
333		return -EIO;
334	}
335
336	/* Reset the DFT_HBA_Q_DEPTH to the max xri  */
337	if (phba->cfg_hba_queue_depth > (mb->un.varRdConfig.max_xri+1))
338		phba->cfg_hba_queue_depth =
339			mb->un.varRdConfig.max_xri + 1;
340
341	phba->lmt = mb->un.varRdConfig.lmt;
342
343	/* Get the default values for Model Name and Description */
344	lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
345
346	if ((phba->cfg_link_speed > LINK_SPEED_10G)
347	    || ((phba->cfg_link_speed == LINK_SPEED_1G)
348		&& !(phba->lmt & LMT_1Gb))
349	    || ((phba->cfg_link_speed == LINK_SPEED_2G)
350		&& !(phba->lmt & LMT_2Gb))
351	    || ((phba->cfg_link_speed == LINK_SPEED_4G)
352		&& !(phba->lmt & LMT_4Gb))
353	    || ((phba->cfg_link_speed == LINK_SPEED_8G)
354		&& !(phba->lmt & LMT_8Gb))
355	    || ((phba->cfg_link_speed == LINK_SPEED_10G)
356		&& !(phba->lmt & LMT_10Gb))) {
357		/* Reset link speed to auto */
358		lpfc_printf_log(phba, KERN_WARNING, LOG_LINK_EVENT,
359			"1302 Invalid speed for this board: "
360			"Reset link speed to auto: x%x\n",
361			phba->cfg_link_speed);
362			phba->cfg_link_speed = LINK_SPEED_AUTO;
363	}
364
365	phba->link_state = LPFC_LINK_DOWN;
366
367	/* Only process IOCBs on ELS ring till hba_state is READY */
368	if (psli->ring[psli->extra_ring].cmdringaddr)
369		psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT;
370	if (psli->ring[psli->fcp_ring].cmdringaddr)
371		psli->ring[psli->fcp_ring].flag |= LPFC_STOP_IOCB_EVENT;
372	if (psli->ring[psli->next_ring].cmdringaddr)
373		psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT;
374
375	/* Post receive buffers for desired rings */
376	if (phba->sli_rev != 3)
377		lpfc_post_rcv_buf(phba);
378
379	/* Enable appropriate host interrupts */
380	spin_lock_irq(&phba->hbalock);
381	status = readl(phba->HCregaddr);
382	status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA;
383	if (psli->num_rings > 0)
384		status |= HC_R0INT_ENA;
385	if (psli->num_rings > 1)
386		status |= HC_R1INT_ENA;
387	if (psli->num_rings > 2)
388		status |= HC_R2INT_ENA;
389	if (psli->num_rings > 3)
390		status |= HC_R3INT_ENA;
391
392	if ((phba->cfg_poll & ENABLE_FCP_RING_POLLING) &&
393	    (phba->cfg_poll & DISABLE_FCP_RING_INT))
394		status &= ~(HC_R0INT_ENA << LPFC_FCP_RING);
395
396	writel(status, phba->HCregaddr);
397	readl(phba->HCregaddr); /* flush */
398	spin_unlock_irq(&phba->hbalock);
399
400	/*
401	 * Setup the ring 0 (els)  timeout handler
402	 */
403	timeout = phba->fc_ratov << 1;
404	mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout);
405	mod_timer(&phba->hb_tmofunc, jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
406	phba->hb_outstanding = 0;
407	phba->last_completion_time = jiffies;
408
409	lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed);
410	pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
411	pmb->vport = vport;
412	rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
413	lpfc_set_loopback_flag(phba);
414	if (rc != MBX_SUCCESS) {
415		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
416				"0454 Adapter failed to init, mbxCmd x%x "
417				"INIT_LINK, mbxStatus x%x\n",
418				mb->mbxCommand, mb->mbxStatus);
419
420		/* Clear all interrupt enable conditions */
421		writel(0, phba->HCregaddr);
422		readl(phba->HCregaddr); /* flush */
423		/* Clear all pending interrupts */
424		writel(0xffffffff, phba->HAregaddr);
425		readl(phba->HAregaddr); /* flush */
426
427		phba->link_state = LPFC_HBA_ERROR;
428		if (rc != MBX_BUSY)
429			mempool_free(pmb, phba->mbox_mem_pool);
430		return -EIO;
431	}
432	/* MBOX buffer will be freed in mbox compl */
433	pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
434	lpfc_config_async(phba, pmb, LPFC_ELS_RING);
435	pmb->mbox_cmpl = lpfc_config_async_cmpl;
436	pmb->vport = phba->pport;
437	rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
438
439	if ((rc != MBX_BUSY) && (rc != MBX_SUCCESS)) {
440		lpfc_printf_log(phba,
441				KERN_ERR,
442				LOG_INIT,
443				"0456 Adapter failed to issue "
444				"ASYNCEVT_ENABLE mbox status x%x \n.",
445				rc);
446		mempool_free(pmb, phba->mbox_mem_pool);
447	}
448	return (0);
449}
450
451/************************************************************************/
452/*                                                                      */
453/*    lpfc_hba_down_prep                                                */
454/*    This routine will do LPFC uninitialization before the             */
455/*    HBA is reset when bringing down the SLI Layer. This will be       */
456/*    initialized as a SLI layer callback routine.                      */
457/*    This routine returns 0 on success. Any other return value         */
458/*    indicates an error.                                               */
459/*                                                                      */
460/************************************************************************/
461int
462lpfc_hba_down_prep(struct lpfc_hba *phba)
463{
464	/* Disable interrupts */
465	writel(0, phba->HCregaddr);
466	readl(phba->HCregaddr); /* flush */
467
468	lpfc_cleanup_discovery_resources(phba->pport);
469	return 0;
470}
471
472/************************************************************************/
473/*                                                                      */
474/*    lpfc_hba_down_post                                                */
475/*    This routine will do uninitialization after the HBA is reset      */
476/*    when bringing down the SLI Layer.                                 */
477/*    This routine returns 0 on success. Any other return value         */
478/*    indicates an error.                                               */
479/*                                                                      */
480/************************************************************************/
481int
482lpfc_hba_down_post(struct lpfc_hba *phba)
483{
484	struct lpfc_sli *psli = &phba->sli;
485	struct lpfc_sli_ring *pring;
486	struct lpfc_dmabuf *mp, *next_mp;
487	int i;
488
489	if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)
490		lpfc_sli_hbqbuf_free_all(phba);
491	else {
492		/* Cleanup preposted buffers on the ELS ring */
493		pring = &psli->ring[LPFC_ELS_RING];
494		list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
495			list_del(&mp->list);
496			pring->postbufq_cnt--;
497			lpfc_mbuf_free(phba, mp->virt, mp->phys);
498			kfree(mp);
499		}
500	}
501
502	for (i = 0; i < psli->num_rings; i++) {
503		pring = &psli->ring[i];
504		lpfc_sli_abort_iocb_ring(phba, pring);
505	}
506
507	return 0;
508}
509
510/* HBA heart beat timeout handler */
511static void
512lpfc_hb_timeout(unsigned long ptr)
513{
514	struct lpfc_hba *phba;
515	unsigned long iflag;
516
517	phba = (struct lpfc_hba *)ptr;
518	spin_lock_irqsave(&phba->pport->work_port_lock, iflag);
519	if (!(phba->pport->work_port_events & WORKER_HB_TMO))
520		phba->pport->work_port_events |= WORKER_HB_TMO;
521	spin_unlock_irqrestore(&phba->pport->work_port_lock, iflag);
522
523	if (phba->work_wait)
524		wake_up(phba->work_wait);
525	return;
526}
527
528static void
529lpfc_hb_mbox_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq)
530{
531	unsigned long drvr_flag;
532
533	spin_lock_irqsave(&phba->hbalock, drvr_flag);
534	phba->hb_outstanding = 0;
535	spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
536
537	mempool_free(pmboxq, phba->mbox_mem_pool);
538	if (!(phba->pport->fc_flag & FC_OFFLINE_MODE) &&
539		!(phba->link_state == LPFC_HBA_ERROR) &&
540		!(phba->pport->load_flag & FC_UNLOADING))
541		mod_timer(&phba->hb_tmofunc,
542			jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
543	return;
544}
545
546void
547lpfc_hb_timeout_handler(struct lpfc_hba *phba)
548{
549	LPFC_MBOXQ_t *pmboxq;
550	struct lpfc_dmabuf *buf_ptr;
551	int retval;
552	struct lpfc_sli *psli = &phba->sli;
553	LIST_HEAD(completions);
554
555	if ((phba->link_state == LPFC_HBA_ERROR) ||
556		(phba->pport->load_flag & FC_UNLOADING) ||
557		(phba->pport->fc_flag & FC_OFFLINE_MODE))
558		return;
559
560	spin_lock_irq(&phba->pport->work_port_lock);
561	/* If the timer is already canceled do nothing */
562	if (!(phba->pport->work_port_events & WORKER_HB_TMO)) {
563		spin_unlock_irq(&phba->pport->work_port_lock);
564		return;
565	}
566
567	if (time_after(phba->last_completion_time + LPFC_HB_MBOX_INTERVAL * HZ,
568		jiffies)) {
569		spin_unlock_irq(&phba->pport->work_port_lock);
570		if (!phba->hb_outstanding)
571			mod_timer(&phba->hb_tmofunc,
572				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
573		else
574			mod_timer(&phba->hb_tmofunc,
575				jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
576		return;
577	}
578	spin_unlock_irq(&phba->pport->work_port_lock);
579
580	if (phba->elsbuf_cnt &&
581		(phba->elsbuf_cnt == phba->elsbuf_prev_cnt)) {
582		spin_lock_irq(&phba->hbalock);
583		list_splice_init(&phba->elsbuf, &completions);
584		phba->elsbuf_cnt = 0;
585		phba->elsbuf_prev_cnt = 0;
586		spin_unlock_irq(&phba->hbalock);
587
588		while (!list_empty(&completions)) {
589			list_remove_head(&completions, buf_ptr,
590				struct lpfc_dmabuf, list);
591			lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
592			kfree(buf_ptr);
593		}
594	}
595	phba->elsbuf_prev_cnt = phba->elsbuf_cnt;
596
597
598	/* If there is no heart beat outstanding, issue a heartbeat command */
599	if (!phba->hb_outstanding) {
600		pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
601		if (!pmboxq) {
602			mod_timer(&phba->hb_tmofunc,
603				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
604			return;
605		}
606
607		lpfc_heart_beat(phba, pmboxq);
608		pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl;
609		pmboxq->vport = phba->pport;
610		retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
611
612		if (retval != MBX_BUSY && retval != MBX_SUCCESS) {
613			mempool_free(pmboxq, phba->mbox_mem_pool);
614			mod_timer(&phba->hb_tmofunc,
615				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
616			return;
617		}
618		mod_timer(&phba->hb_tmofunc,
619			jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
620		phba->hb_outstanding = 1;
621		return;
622	} else {
623		/*
624		 * If heart beat timeout called with hb_outstanding set we
625		 * need to take the HBA offline.
626		 */
627		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
628				"0459 Adapter heartbeat failure, taking "
629				"this port offline.\n");
630
631		spin_lock_irq(&phba->hbalock);
632		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
633		spin_unlock_irq(&phba->hbalock);
634
635		lpfc_offline_prep(phba);
636		lpfc_offline(phba);
637		lpfc_unblock_mgmt_io(phba);
638		phba->link_state = LPFC_HBA_ERROR;
639		lpfc_hba_down_post(phba);
640	}
641}
642
643/************************************************************************/
644/*                                                                      */
645/*    lpfc_handle_eratt                                                 */
646/*    This routine will handle processing a Host Attention              */
647/*    Error Status event. This will be initialized                      */
648/*    as a SLI layer callback routine.                                  */
649/*                                                                      */
650/************************************************************************/
651void
652lpfc_handle_eratt(struct lpfc_hba *phba)
653{
654	struct lpfc_vport *vport = phba->pport;
655	struct lpfc_sli   *psli = &phba->sli;
656	struct lpfc_sli_ring  *pring;
657	struct lpfc_vport **vports;
658	uint32_t event_data;
659	unsigned long temperature;
660	struct temp_event temp_event_data;
661	struct Scsi_Host  *shost;
662	int i;
663
664	/* If the pci channel is offline, ignore possible errors,
665	 * since we cannot communicate with the pci card anyway. */
666	if (pci_channel_offline(phba->pcidev))
667		return;
668
669	if (phba->work_hs & HS_FFER6 ||
670	    phba->work_hs & HS_FFER5) {
671		/* Re-establishing Link */
672		lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
673				"1301 Re-establishing Link "
674				"Data: x%x x%x x%x\n",
675				phba->work_hs,
676				phba->work_status[0], phba->work_status[1]);
677		vports = lpfc_create_vport_work_array(phba);
678		if (vports != NULL)
679			for(i = 0;
680			    i < LPFC_MAX_VPORTS && vports[i] != NULL;
681			    i++){
682				shost = lpfc_shost_from_vport(vports[i]);
683				spin_lock_irq(shost->host_lock);
684				vports[i]->fc_flag |= FC_ESTABLISH_LINK;
685				spin_unlock_irq(shost->host_lock);
686			}
687		lpfc_destroy_vport_work_array(vports);
688		spin_lock_irq(&phba->hbalock);
689		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
690		spin_unlock_irq(&phba->hbalock);
691
692		/*
693		* Firmware stops when it triggled erratt with HS_FFER6.
694		* That could cause the I/Os dropped by the firmware.
695		* Error iocb (I/O) on txcmplq and let the SCSI layer
696		* retry it after re-establishing link.
697		*/
698		pring = &psli->ring[psli->fcp_ring];
699		lpfc_sli_abort_iocb_ring(phba, pring);
700
701
702		/*
703		 * There was a firmware error.  Take the hba offline and then
704		 * attempt to restart it.
705		 */
706		lpfc_offline_prep(phba);
707		lpfc_offline(phba);
708		lpfc_sli_brdrestart(phba);
709		if (lpfc_online(phba) == 0) {	/* Initialize the HBA */
710			mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
711			lpfc_unblock_mgmt_io(phba);
712			return;
713		}
714		lpfc_unblock_mgmt_io(phba);
715	} else if (phba->work_hs & HS_CRIT_TEMP) {
716		temperature = readl(phba->MBslimaddr + TEMPERATURE_OFFSET);
717		temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
718		temp_event_data.event_code = LPFC_CRIT_TEMP;
719		temp_event_data.data = (uint32_t)temperature;
720
721		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
722				"0459 Adapter maximum temperature exceeded "
723				"(%ld), taking this port offline "
724				"Data: x%x x%x x%x\n",
725				temperature, phba->work_hs,
726				phba->work_status[0], phba->work_status[1]);
727
728		shost = lpfc_shost_from_vport(phba->pport);
729		fc_host_post_vendor_event(shost, fc_get_event_number(),
730					  sizeof(temp_event_data),
731					  (char *) &temp_event_data,
732					  SCSI_NL_VID_TYPE_PCI
733					  | PCI_VENDOR_ID_EMULEX);
734
735		spin_lock_irq(&phba->hbalock);
736		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
737		phba->over_temp_state = HBA_OVER_TEMP;
738		spin_unlock_irq(&phba->hbalock);
739		lpfc_offline_prep(phba);
740		lpfc_offline(phba);
741		lpfc_unblock_mgmt_io(phba);
742		phba->link_state = LPFC_HBA_ERROR;
743		lpfc_hba_down_post(phba);
744
745	} else {
746		/* The if clause above forces this code path when the status
747		 * failure is a value other than FFER6.  Do not call the offline
748		 *  twice. This is the adapter hardware error path.
749		 */
750		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
751				"0457 Adapter Hardware Error "
752				"Data: x%x x%x x%x\n",
753				phba->work_hs,
754				phba->work_status[0], phba->work_status[1]);
755
756		event_data = FC_REG_DUMP_EVENT;
757		shost = lpfc_shost_from_vport(vport);
758		fc_host_post_vendor_event(shost, fc_get_event_number(),
759				sizeof(event_data), (char *) &event_data,
760				SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
761
762		spin_lock_irq(&phba->hbalock);
763		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
764		spin_unlock_irq(&phba->hbalock);
765		lpfc_offline_prep(phba);
766		lpfc_offline(phba);
767		lpfc_unblock_mgmt_io(phba);
768		phba->link_state = LPFC_HBA_ERROR;
769		lpfc_hba_down_post(phba);
770	}
771}
772
773/************************************************************************/
774/*                                                                      */
775/*    lpfc_handle_latt                                                  */
776/*    This routine will handle processing a Host Attention              */
777/*    Link Status event. This will be initialized                       */
778/*    as a SLI layer callback routine.                                  */
779/*                                                                      */
780/************************************************************************/
781void
782lpfc_handle_latt(struct lpfc_hba *phba)
783{
784	struct lpfc_vport *vport = phba->pport;
785	struct lpfc_sli   *psli = &phba->sli;
786	LPFC_MBOXQ_t *pmb;
787	volatile uint32_t control;
788	struct lpfc_dmabuf *mp;
789	int rc = -ENOMEM;
790
791	pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
792	if (!pmb)
793		goto lpfc_handle_latt_err_exit;
794
795	mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
796	if (!mp)
797		goto lpfc_handle_latt_free_pmb;
798
799	mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
800	if (!mp->virt)
801		goto lpfc_handle_latt_free_mp;
802
803	rc = -EIO;
804
805	/* Cleanup any outstanding ELS commands */
806	lpfc_els_flush_all_cmd(phba);
807
808	psli->slistat.link_event++;
809	lpfc_read_la(phba, pmb, mp);
810	pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
811	pmb->vport = vport;
812	rc = lpfc_sli_issue_mbox (phba, pmb, MBX_NOWAIT);
813	if (rc == MBX_NOT_FINISHED)
814		goto lpfc_handle_latt_free_mbuf;
815
816	/* Clear Link Attention in HA REG */
817	spin_lock_irq(&phba->hbalock);
818	writel(HA_LATT, phba->HAregaddr);
819	readl(phba->HAregaddr); /* flush */
820	spin_unlock_irq(&phba->hbalock);
821
822	return;
823
824lpfc_handle_latt_free_mbuf:
825	lpfc_mbuf_free(phba, mp->virt, mp->phys);
826lpfc_handle_latt_free_mp:
827	kfree(mp);
828lpfc_handle_latt_free_pmb:
829	mempool_free(pmb, phba->mbox_mem_pool);
830lpfc_handle_latt_err_exit:
831	/* Enable Link attention interrupts */
832	spin_lock_irq(&phba->hbalock);
833	psli->sli_flag |= LPFC_PROCESS_LA;
834	control = readl(phba->HCregaddr);
835	control |= HC_LAINT_ENA;
836	writel(control, phba->HCregaddr);
837	readl(phba->HCregaddr); /* flush */
838
839	/* Clear Link Attention in HA REG */
840	writel(HA_LATT, phba->HAregaddr);
841	readl(phba->HAregaddr); /* flush */
842	spin_unlock_irq(&phba->hbalock);
843	lpfc_linkdown(phba);
844	phba->link_state = LPFC_HBA_ERROR;
845
846	/* The other case is an error from issue_mbox */
847	if (rc == -ENOMEM)
848		lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
849			        "0300 READ_LA: no buffers\n");
850
851	return;
852}
853
854/************************************************************************/
855/*                                                                      */
856/*   lpfc_parse_vpd                                                     */
857/*   This routine will parse the VPD data                               */
858/*                                                                      */
859/************************************************************************/
860static int
861lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len)
862{
863	uint8_t lenlo, lenhi;
864	int Length;
865	int i, j;
866	int finished = 0;
867	int index = 0;
868
869	if (!vpd)
870		return 0;
871
872	/* Vital Product */
873	lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
874			"0455 Vital Product Data: x%x x%x x%x x%x\n",
875			(uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2],
876			(uint32_t) vpd[3]);
877	while (!finished && (index < (len - 4))) {
878		switch (vpd[index]) {
879		case 0x82:
880		case 0x91:
881			index += 1;
882			lenlo = vpd[index];
883			index += 1;
884			lenhi = vpd[index];
885			index += 1;
886			i = ((((unsigned short)lenhi) << 8) + lenlo);
887			index += i;
888			break;
889		case 0x90:
890			index += 1;
891			lenlo = vpd[index];
892			index += 1;
893			lenhi = vpd[index];
894			index += 1;
895			Length = ((((unsigned short)lenhi) << 8) + lenlo);
896			if (Length > len - index)
897				Length = len - index;
898			while (Length > 0) {
899			/* Look for Serial Number */
900			if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) {
901				index += 2;
902				i = vpd[index];
903				index += 1;
904				j = 0;
905				Length -= (3+i);
906				while(i--) {
907					phba->SerialNumber[j++] = vpd[index++];
908					if (j == 31)
909						break;
910				}
911				phba->SerialNumber[j] = 0;
912				continue;
913			}
914			else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) {
915				phba->vpd_flag |= VPD_MODEL_DESC;
916				index += 2;
917				i = vpd[index];
918				index += 1;
919				j = 0;
920				Length -= (3+i);
921				while(i--) {
922					phba->ModelDesc[j++] = vpd[index++];
923					if (j == 255)
924						break;
925				}
926				phba->ModelDesc[j] = 0;
927				continue;
928			}
929			else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) {
930				phba->vpd_flag |= VPD_MODEL_NAME;
931				index += 2;
932				i = vpd[index];
933				index += 1;
934				j = 0;
935				Length -= (3+i);
936				while(i--) {
937					phba->ModelName[j++] = vpd[index++];
938					if (j == 79)
939						break;
940				}
941				phba->ModelName[j] = 0;
942				continue;
943			}
944			else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) {
945				phba->vpd_flag |= VPD_PROGRAM_TYPE;
946				index += 2;
947				i = vpd[index];
948				index += 1;
949				j = 0;
950				Length -= (3+i);
951				while(i--) {
952					phba->ProgramType[j++] = vpd[index++];
953					if (j == 255)
954						break;
955				}
956				phba->ProgramType[j] = 0;
957				continue;
958			}
959			else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) {
960				phba->vpd_flag |= VPD_PORT;
961				index += 2;
962				i = vpd[index];
963				index += 1;
964				j = 0;
965				Length -= (3+i);
966				while(i--) {
967				phba->Port[j++] = vpd[index++];
968				if (j == 19)
969					break;
970				}
971				phba->Port[j] = 0;
972				continue;
973			}
974			else {
975				index += 2;
976				i = vpd[index];
977				index += 1;
978				index += i;
979				Length -= (3 + i);
980			}
981		}
982		finished = 0;
983		break;
984		case 0x78:
985			finished = 1;
986			break;
987		default:
988			index ++;
989			break;
990		}
991	}
992
993	return(1);
994}
995
996static void
997lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp)
998{
999	lpfc_vpd_t *vp;
1000	uint16_t dev_id = phba->pcidev->device;
1001	int max_speed;
1002	struct {
1003		char * name;
1004		int    max_speed;
1005		char * bus;
1006	} m = {"<Unknown>", 0, ""};
1007
1008	if (mdp && mdp[0] != '\0'
1009		&& descp && descp[0] != '\0')
1010		return;
1011
1012	if (phba->lmt & LMT_10Gb)
1013		max_speed = 10;
1014	else if (phba->lmt & LMT_8Gb)
1015		max_speed = 8;
1016	else if (phba->lmt & LMT_4Gb)
1017		max_speed = 4;
1018	else if (phba->lmt & LMT_2Gb)
1019		max_speed = 2;
1020	else
1021		max_speed = 1;
1022
1023	vp = &phba->vpd;
1024
1025	switch (dev_id) {
1026	case PCI_DEVICE_ID_FIREFLY:
1027		m = (typeof(m)){"LP6000", max_speed, "PCI"};
1028		break;
1029	case PCI_DEVICE_ID_SUPERFLY:
1030		if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3)
1031			m = (typeof(m)){"LP7000", max_speed,  "PCI"};
1032		else
1033			m = (typeof(m)){"LP7000E", max_speed, "PCI"};
1034		break;
1035	case PCI_DEVICE_ID_DRAGONFLY:
1036		m = (typeof(m)){"LP8000", max_speed, "PCI"};
1037		break;
1038	case PCI_DEVICE_ID_CENTAUR:
1039		if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID)
1040			m = (typeof(m)){"LP9002", max_speed, "PCI"};
1041		else
1042			m = (typeof(m)){"LP9000", max_speed, "PCI"};
1043		break;
1044	case PCI_DEVICE_ID_RFLY:
1045		m = (typeof(m)){"LP952", max_speed, "PCI"};
1046		break;
1047	case PCI_DEVICE_ID_PEGASUS:
1048		m = (typeof(m)){"LP9802", max_speed, "PCI-X"};
1049		break;
1050	case PCI_DEVICE_ID_THOR:
1051		m = (typeof(m)){"LP10000", max_speed, "PCI-X"};
1052		break;
1053	case PCI_DEVICE_ID_VIPER:
1054		m = (typeof(m)){"LPX1000", max_speed,  "PCI-X"};
1055		break;
1056	case PCI_DEVICE_ID_PFLY:
1057		m = (typeof(m)){"LP982", max_speed, "PCI-X"};
1058		break;
1059	case PCI_DEVICE_ID_TFLY:
1060		m = (typeof(m)){"LP1050", max_speed, "PCI-X"};
1061		break;
1062	case PCI_DEVICE_ID_HELIOS:
1063		m = (typeof(m)){"LP11000", max_speed, "PCI-X2"};
1064		break;
1065	case PCI_DEVICE_ID_HELIOS_SCSP:
1066		m = (typeof(m)){"LP11000-SP", max_speed, "PCI-X2"};
1067		break;
1068	case PCI_DEVICE_ID_HELIOS_DCSP:
1069		m = (typeof(m)){"LP11002-SP", max_speed, "PCI-X2"};
1070		break;
1071	case PCI_DEVICE_ID_NEPTUNE:
1072		m = (typeof(m)){"LPe1000", max_speed, "PCIe"};
1073		break;
1074	case PCI_DEVICE_ID_NEPTUNE_SCSP:
1075		m = (typeof(m)){"LPe1000-SP", max_speed, "PCIe"};
1076		break;
1077	case PCI_DEVICE_ID_NEPTUNE_DCSP:
1078		m = (typeof(m)){"LPe1002-SP", max_speed, "PCIe"};
1079		break;
1080	case PCI_DEVICE_ID_BMID:
1081		m = (typeof(m)){"LP1150", max_speed, "PCI-X2"};
1082		break;
1083	case PCI_DEVICE_ID_BSMB:
1084		m = (typeof(m)){"LP111", max_speed, "PCI-X2"};
1085		break;
1086	case PCI_DEVICE_ID_ZEPHYR:
1087		m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
1088		break;
1089	case PCI_DEVICE_ID_ZEPHYR_SCSP:
1090		m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
1091		break;
1092	case PCI_DEVICE_ID_ZEPHYR_DCSP:
1093		m = (typeof(m)){"LPe11002-SP", max_speed, "PCIe"};
1094		break;
1095	case PCI_DEVICE_ID_ZMID:
1096		m = (typeof(m)){"LPe1150", max_speed, "PCIe"};
1097		break;
1098	case PCI_DEVICE_ID_ZSMB:
1099		m = (typeof(m)){"LPe111", max_speed, "PCIe"};
1100		break;
1101	case PCI_DEVICE_ID_LP101:
1102		m = (typeof(m)){"LP101", max_speed, "PCI-X"};
1103		break;
1104	case PCI_DEVICE_ID_LP10000S:
1105		m = (typeof(m)){"LP10000-S", max_speed, "PCI"};
1106		break;
1107	case PCI_DEVICE_ID_LP11000S:
1108		m = (typeof(m)){"LP11000-S", max_speed,
1109			"PCI-X2"};
1110		break;
1111	case PCI_DEVICE_ID_LPE11000S:
1112		m = (typeof(m)){"LPe11000-S", max_speed,
1113			"PCIe"};
1114		break;
1115	case PCI_DEVICE_ID_SAT:
1116		m = (typeof(m)){"LPe12000", max_speed, "PCIe"};
1117		break;
1118	case PCI_DEVICE_ID_SAT_MID:
1119		m = (typeof(m)){"LPe1250", max_speed, "PCIe"};
1120		break;
1121	case PCI_DEVICE_ID_SAT_SMB:
1122		m = (typeof(m)){"LPe121", max_speed, "PCIe"};
1123		break;
1124	case PCI_DEVICE_ID_SAT_DCSP:
1125		m = (typeof(m)){"LPe12002-SP", max_speed, "PCIe"};
1126		break;
1127	case PCI_DEVICE_ID_SAT_SCSP:
1128		m = (typeof(m)){"LPe12000-SP", max_speed, "PCIe"};
1129		break;
1130	case PCI_DEVICE_ID_SAT_S:
1131		m = (typeof(m)){"LPe12000-S", max_speed, "PCIe"};
1132		break;
1133	default:
1134		m = (typeof(m)){ NULL };
1135		break;
1136	}
1137
1138	if (mdp && mdp[0] == '\0')
1139		snprintf(mdp, 79,"%s", m.name);
1140	if (descp && descp[0] == '\0')
1141		snprintf(descp, 255,
1142			 "Emulex %s %dGb %s Fibre Channel Adapter",
1143			 m.name, m.max_speed, m.bus);
1144}
1145
1146/**************************************************/
1147/*   lpfc_post_buffer                             */
1148/*                                                */
1149/*   This routine will post count buffers to the  */
1150/*   ring with the QUE_RING_BUF_CN command. This  */
1151/*   allows 3 buffers / command to be posted.     */
1152/*   Returns the number of buffers NOT posted.    */
1153/**************************************************/
1154int
1155lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt,
1156		 int type)
1157{
1158	IOCB_t *icmd;
1159	struct lpfc_iocbq *iocb;
1160	struct lpfc_dmabuf *mp1, *mp2;
1161
1162	cnt += pring->missbufcnt;
1163
1164	/* While there are buffers to post */
1165	while (cnt > 0) {
1166		/* Allocate buffer for  command iocb */
1167		iocb = lpfc_sli_get_iocbq(phba);
1168		if (iocb == NULL) {
1169			pring->missbufcnt = cnt;
1170			return cnt;
1171		}
1172		icmd = &iocb->iocb;
1173
1174		/* 2 buffers can be posted per command */
1175		/* Allocate buffer to post */
1176		mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1177		if (mp1)
1178		    mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp1->phys);
1179		if (!mp1 || !mp1->virt) {
1180			kfree(mp1);
1181			lpfc_sli_release_iocbq(phba, iocb);
1182			pring->missbufcnt = cnt;
1183			return cnt;
1184		}
1185
1186		INIT_LIST_HEAD(&mp1->list);
1187		/* Allocate buffer to post */
1188		if (cnt > 1) {
1189			mp2 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1190			if (mp2)
1191				mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
1192							    &mp2->phys);
1193			if (!mp2 || !mp2->virt) {
1194				kfree(mp2);
1195				lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
1196				kfree(mp1);
1197				lpfc_sli_release_iocbq(phba, iocb);
1198				pring->missbufcnt = cnt;
1199				return cnt;
1200			}
1201
1202			INIT_LIST_HEAD(&mp2->list);
1203		} else {
1204			mp2 = NULL;
1205		}
1206
1207		icmd->un.cont64[0].addrHigh = putPaddrHigh(mp1->phys);
1208		icmd->un.cont64[0].addrLow = putPaddrLow(mp1->phys);
1209		icmd->un.cont64[0].tus.f.bdeSize = FCELSSIZE;
1210		icmd->ulpBdeCount = 1;
1211		cnt--;
1212		if (mp2) {
1213			icmd->un.cont64[1].addrHigh = putPaddrHigh(mp2->phys);
1214			icmd->un.cont64[1].addrLow = putPaddrLow(mp2->phys);
1215			icmd->un.cont64[1].tus.f.bdeSize = FCELSSIZE;
1216			cnt--;
1217			icmd->ulpBdeCount = 2;
1218		}
1219
1220		icmd->ulpCommand = CMD_QUE_RING_BUF64_CN;
1221		icmd->ulpLe = 1;
1222
1223		if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) {
1224			lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
1225			kfree(mp1);
1226			cnt++;
1227			if (mp2) {
1228				lpfc_mbuf_free(phba, mp2->virt, mp2->phys);
1229				kfree(mp2);
1230				cnt++;
1231			}
1232			lpfc_sli_release_iocbq(phba, iocb);
1233			pring->missbufcnt = cnt;
1234			return cnt;
1235		}
1236		lpfc_sli_ringpostbuf_put(phba, pring, mp1);
1237		if (mp2)
1238			lpfc_sli_ringpostbuf_put(phba, pring, mp2);
1239	}
1240	pring->missbufcnt = 0;
1241	return 0;
1242}
1243
1244/************************************************************************/
1245/*                                                                      */
1246/*   lpfc_post_rcv_buf                                                  */
1247/*   This routine post initial rcv buffers to the configured rings      */
1248/*                                                                      */
1249/************************************************************************/
1250static int
1251lpfc_post_rcv_buf(struct lpfc_hba *phba)
1252{
1253	struct lpfc_sli *psli = &phba->sli;
1254
1255	/* Ring 0, ELS / CT buffers */
1256	lpfc_post_buffer(phba, &psli->ring[LPFC_ELS_RING], LPFC_BUF_RING0, 1);
1257	/* Ring 2 - FCP no buffers needed */
1258
1259	return 0;
1260}
1261
1262#define S(N,V) (((V)<<(N))|((V)>>(32-(N))))
1263
1264/************************************************************************/
1265/*                                                                      */
1266/*   lpfc_sha_init                                                      */
1267/*                                                                      */
1268/************************************************************************/
1269static void
1270lpfc_sha_init(uint32_t * HashResultPointer)
1271{
1272	HashResultPointer[0] = 0x67452301;
1273	HashResultPointer[1] = 0xEFCDAB89;
1274	HashResultPointer[2] = 0x98BADCFE;
1275	HashResultPointer[3] = 0x10325476;
1276	HashResultPointer[4] = 0xC3D2E1F0;
1277}
1278
1279/************************************************************************/
1280/*                                                                      */
1281/*   lpfc_sha_iterate                                                   */
1282/*                                                                      */
1283/************************************************************************/
1284static void
1285lpfc_sha_iterate(uint32_t * HashResultPointer, uint32_t * HashWorkingPointer)
1286{
1287	int t;
1288	uint32_t TEMP;
1289	uint32_t A, B, C, D, E;
1290	t = 16;
1291	do {
1292		HashWorkingPointer[t] =
1293		    S(1,
1294		      HashWorkingPointer[t - 3] ^ HashWorkingPointer[t -
1295								     8] ^
1296		      HashWorkingPointer[t - 14] ^ HashWorkingPointer[t - 16]);
1297	} while (++t <= 79);
1298	t = 0;
1299	A = HashResultPointer[0];
1300	B = HashResultPointer[1];
1301	C = HashResultPointer[2];
1302	D = HashResultPointer[3];
1303	E = HashResultPointer[4];
1304
1305	do {
1306		if (t < 20) {
1307			TEMP = ((B & C) | ((~B) & D)) + 0x5A827999;
1308		} else if (t < 40) {
1309			TEMP = (B ^ C ^ D) + 0x6ED9EBA1;
1310		} else if (t < 60) {
1311			TEMP = ((B & C) | (B & D) | (C & D)) + 0x8F1BBCDC;
1312		} else {
1313			TEMP = (B ^ C ^ D) + 0xCA62C1D6;
1314		}
1315		TEMP += S(5, A) + E + HashWorkingPointer[t];
1316		E = D;
1317		D = C;
1318		C = S(30, B);
1319		B = A;
1320		A = TEMP;
1321	} while (++t <= 79);
1322
1323	HashResultPointer[0] += A;
1324	HashResultPointer[1] += B;
1325	HashResultPointer[2] += C;
1326	HashResultPointer[3] += D;
1327	HashResultPointer[4] += E;
1328
1329}
1330
1331/************************************************************************/
1332/*                                                                      */
1333/*   lpfc_challenge_key                                                 */
1334/*                                                                      */
1335/************************************************************************/
1336static void
1337lpfc_challenge_key(uint32_t * RandomChallenge, uint32_t * HashWorking)
1338{
1339	*HashWorking = (*RandomChallenge ^ *HashWorking);
1340}
1341
1342/************************************************************************/
1343/*                                                                      */
1344/*   lpfc_hba_init                                                      */
1345/*                                                                      */
1346/************************************************************************/
1347void
1348lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit)
1349{
1350	int t;
1351	uint32_t *HashWorking;
1352	uint32_t *pwwnn = (uint32_t *) phba->wwnn;
1353
1354	HashWorking = kcalloc(80, sizeof(uint32_t), GFP_KERNEL);
1355	if (!HashWorking)
1356		return;
1357
1358	HashWorking[0] = HashWorking[78] = *pwwnn++;
1359	HashWorking[1] = HashWorking[79] = *pwwnn;
1360
1361	for (t = 0; t < 7; t++)
1362		lpfc_challenge_key(phba->RandomData + t, HashWorking + t);
1363
1364	lpfc_sha_init(hbainit);
1365	lpfc_sha_iterate(hbainit, HashWorking);
1366	kfree(HashWorking);
1367}
1368
1369void
1370lpfc_cleanup(struct lpfc_vport *vport)
1371{
1372	struct lpfc_hba   *phba = vport->phba;
1373	struct lpfc_nodelist *ndlp, *next_ndlp;
1374	int i = 0;
1375
1376	if (phba->link_state > LPFC_LINK_DOWN)
1377		lpfc_port_link_failure(vport);
1378
1379	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1380		if (ndlp->nlp_type & NLP_FABRIC)
1381			lpfc_disc_state_machine(vport, ndlp, NULL,
1382					NLP_EVT_DEVICE_RECOVERY);
1383		lpfc_disc_state_machine(vport, ndlp, NULL,
1384					     NLP_EVT_DEVICE_RM);
1385	}
1386
1387	/* At this point, ALL ndlp's should be gone
1388	 * because of the previous NLP_EVT_DEVICE_RM.
1389	 * Lets wait for this to happen, if needed.
1390	 */
1391	while (!list_empty(&vport->fc_nodes)) {
1392
1393		if (i++ > 3000) {
1394			lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1395				"0233 Nodelist not empty\n");
1396			break;
1397		}
1398
1399		/* Wait for any activity on ndlps to settle */
1400		msleep(10);
1401	}
1402	return;
1403}
1404
1405static void
1406lpfc_establish_link_tmo(unsigned long ptr)
1407{
1408	struct lpfc_hba   *phba = (struct lpfc_hba *) ptr;
1409	struct lpfc_vport **vports;
1410	unsigned long iflag;
1411	int i;
1412
1413	/* Re-establishing Link, timer expired */
1414	lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
1415			"1300 Re-establishing Link, timer expired "
1416			"Data: x%x x%x\n",
1417			phba->pport->fc_flag, phba->pport->port_state);
1418	vports = lpfc_create_vport_work_array(phba);
1419	if (vports != NULL)
1420		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1421			struct Scsi_Host *shost;
1422			shost = lpfc_shost_from_vport(vports[i]);
1423			spin_lock_irqsave(shost->host_lock, iflag);
1424			vports[i]->fc_flag &= ~FC_ESTABLISH_LINK;
1425			spin_unlock_irqrestore(shost->host_lock, iflag);
1426		}
1427	lpfc_destroy_vport_work_array(vports);
1428}
1429
1430void
1431lpfc_stop_vport_timers(struct lpfc_vport *vport)
1432{
1433	del_timer_sync(&vport->els_tmofunc);
1434	del_timer_sync(&vport->fc_fdmitmo);
1435	lpfc_can_disctmo(vport);
1436	return;
1437}
1438
1439static void
1440lpfc_stop_phba_timers(struct lpfc_hba *phba)
1441{
1442	del_timer_sync(&phba->fcp_poll_timer);
1443	del_timer_sync(&phba->fc_estabtmo);
1444	lpfc_stop_vport_timers(phba->pport);
1445	del_timer_sync(&phba->sli.mbox_tmo);
1446	del_timer_sync(&phba->fabric_block_timer);
1447	phba->hb_outstanding = 0;
1448	del_timer_sync(&phba->hb_tmofunc);
1449	return;
1450}
1451
1452static void
1453lpfc_block_mgmt_io(struct lpfc_hba * phba)
1454{
1455	unsigned long iflag;
1456
1457	spin_lock_irqsave(&phba->hbalock, iflag);
1458	phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
1459	spin_unlock_irqrestore(&phba->hbalock, iflag);
1460}
1461
1462int
1463lpfc_online(struct lpfc_hba *phba)
1464{
1465	struct lpfc_vport *vport = phba->pport;
1466	struct lpfc_vport **vports;
1467	int i;
1468
1469	if (!phba)
1470		return 0;
1471
1472	if (!(vport->fc_flag & FC_OFFLINE_MODE))
1473		return 0;
1474
1475	lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1476			"0458 Bring Adapter online\n");
1477
1478	lpfc_block_mgmt_io(phba);
1479
1480	if (!lpfc_sli_queue_setup(phba)) {
1481		lpfc_unblock_mgmt_io(phba);
1482		return 1;
1483	}
1484
1485	if (lpfc_sli_hba_setup(phba)) {	/* Initialize the HBA */
1486		lpfc_unblock_mgmt_io(phba);
1487		return 1;
1488	}
1489
1490	vports = lpfc_create_vport_work_array(phba);
1491	if (vports != NULL)
1492		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1493			struct Scsi_Host *shost;
1494			shost = lpfc_shost_from_vport(vports[i]);
1495			spin_lock_irq(shost->host_lock);
1496			vports[i]->fc_flag &= ~FC_OFFLINE_MODE;
1497			if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
1498				vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
1499			spin_unlock_irq(shost->host_lock);
1500		}
1501		lpfc_destroy_vport_work_array(vports);
1502
1503	lpfc_unblock_mgmt_io(phba);
1504	return 0;
1505}
1506
1507void
1508lpfc_unblock_mgmt_io(struct lpfc_hba * phba)
1509{
1510	unsigned long iflag;
1511
1512	spin_lock_irqsave(&phba->hbalock, iflag);
1513	phba->sli.sli_flag &= ~LPFC_BLOCK_MGMT_IO;
1514	spin_unlock_irqrestore(&phba->hbalock, iflag);
1515}
1516
1517void
1518lpfc_offline_prep(struct lpfc_hba * phba)
1519{
1520	struct lpfc_vport *vport = phba->pport;
1521	struct lpfc_nodelist  *ndlp, *next_ndlp;
1522	struct lpfc_vport **vports;
1523	int i;
1524
1525	if (vport->fc_flag & FC_OFFLINE_MODE)
1526		return;
1527
1528	lpfc_block_mgmt_io(phba);
1529
1530	lpfc_linkdown(phba);
1531
1532	/* Issue an unreg_login to all nodes on all vports */
1533	vports = lpfc_create_vport_work_array(phba);
1534	if (vports != NULL) {
1535		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1536			struct Scsi_Host *shost;
1537
1538			if (vports[i]->load_flag & FC_UNLOADING)
1539				continue;
1540			shost =	lpfc_shost_from_vport(vports[i]);
1541			list_for_each_entry_safe(ndlp, next_ndlp,
1542						 &vports[i]->fc_nodes,
1543						 nlp_listp) {
1544				if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
1545					continue;
1546				if (ndlp->nlp_type & NLP_FABRIC) {
1547					lpfc_disc_state_machine(vports[i], ndlp,
1548						NULL, NLP_EVT_DEVICE_RECOVERY);
1549					lpfc_disc_state_machine(vports[i], ndlp,
1550						NULL, NLP_EVT_DEVICE_RM);
1551				}
1552				spin_lock_irq(shost->host_lock);
1553				ndlp->nlp_flag &= ~NLP_NPR_ADISC;
1554				spin_unlock_irq(shost->host_lock);
1555				lpfc_unreg_rpi(vports[i], ndlp);
1556			}
1557		}
1558	}
1559	lpfc_destroy_vport_work_array(vports);
1560
1561	lpfc_sli_flush_mbox_queue(phba);
1562}
1563
1564void
1565lpfc_offline(struct lpfc_hba *phba)
1566{
1567	struct Scsi_Host  *shost;
1568	struct lpfc_vport **vports;
1569	int i;
1570
1571	if (phba->pport->fc_flag & FC_OFFLINE_MODE)
1572		return;
1573
1574	/* stop all timers associated with this hba */
1575	lpfc_stop_phba_timers(phba);
1576	vports = lpfc_create_vport_work_array(phba);
1577	if (vports != NULL)
1578		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++)
1579			lpfc_stop_vport_timers(vports[i]);
1580	lpfc_destroy_vport_work_array(vports);
1581	lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1582			"0460 Bring Adapter offline\n");
1583	/* Bring down the SLI Layer and cleanup.  The HBA is offline
1584	   now.  */
1585	lpfc_sli_hba_down(phba);
1586	spin_lock_irq(&phba->hbalock);
1587	phba->work_ha = 0;
1588	spin_unlock_irq(&phba->hbalock);
1589	vports = lpfc_create_vport_work_array(phba);
1590	if (vports != NULL)
1591		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1592			shost = lpfc_shost_from_vport(vports[i]);
1593			spin_lock_irq(shost->host_lock);
1594			vports[i]->work_port_events = 0;
1595			vports[i]->fc_flag |= FC_OFFLINE_MODE;
1596			spin_unlock_irq(shost->host_lock);
1597		}
1598	lpfc_destroy_vport_work_array(vports);
1599}
1600
1601/******************************************************************************
1602* Function name: lpfc_scsi_free
1603*
1604* Description: Called from lpfc_pci_remove_one free internal driver resources
1605*
1606******************************************************************************/
1607static int
1608lpfc_scsi_free(struct lpfc_hba *phba)
1609{
1610	struct lpfc_scsi_buf *sb, *sb_next;
1611	struct lpfc_iocbq *io, *io_next;
1612
1613	spin_lock_irq(&phba->hbalock);
1614	/* Release all the lpfc_scsi_bufs maintained by this host. */
1615	list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) {
1616		list_del(&sb->list);
1617		pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data,
1618			      sb->dma_handle);
1619		kfree(sb);
1620		phba->total_scsi_bufs--;
1621	}
1622
1623	/* Release all the lpfc_iocbq entries maintained by this host. */
1624	list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) {
1625		list_del(&io->list);
1626		kfree(io);
1627		phba->total_iocbq_bufs--;
1628	}
1629
1630	spin_unlock_irq(&phba->hbalock);
1631
1632	return 0;
1633}
1634
1635struct lpfc_vport *
1636lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev)
1637{
1638	struct lpfc_vport *vport;
1639	struct Scsi_Host  *shost;
1640	int error = 0;
1641
1642	if (dev != &phba->pcidev->dev)
1643		shost = scsi_host_alloc(&lpfc_vport_template,
1644					sizeof(struct lpfc_vport));
1645	else
1646		shost = scsi_host_alloc(&lpfc_template,
1647					sizeof(struct lpfc_vport));
1648	if (!shost)
1649		goto out;
1650
1651	vport = (struct lpfc_vport *) shost->hostdata;
1652	vport->phba = phba;
1653
1654	vport->load_flag |= FC_LOADING;
1655	vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
1656
1657	lpfc_get_vport_cfgparam(vport);
1658	shost->unique_id = instance;
1659	shost->max_id = LPFC_MAX_TARGET;
1660	shost->max_lun = vport->cfg_max_luns;
1661	shost->this_id = -1;
1662	shost->max_cmd_len = 16;
1663	/*
1664	 * Set initial can_queue value since 0 is no longer supported and
1665	 * scsi_add_host will fail. This will be adjusted later based on the
1666	 * max xri value determined in hba setup.
1667	 */
1668	shost->can_queue = phba->cfg_hba_queue_depth - 10;
1669	if (dev != &phba->pcidev->dev) {
1670		shost->transportt = lpfc_vport_transport_template;
1671		vport->port_type = LPFC_NPIV_PORT;
1672	} else {
1673		shost->transportt = lpfc_transport_template;
1674		vport->port_type = LPFC_PHYSICAL_PORT;
1675	}
1676
1677	/* Initialize all internally managed lists. */
1678	INIT_LIST_HEAD(&vport->fc_nodes);
1679	spin_lock_init(&vport->work_port_lock);
1680
1681	init_timer(&vport->fc_disctmo);
1682	vport->fc_disctmo.function = lpfc_disc_timeout;
1683	vport->fc_disctmo.data = (unsigned long)vport;
1684
1685	init_timer(&vport->fc_fdmitmo);
1686	vport->fc_fdmitmo.function = lpfc_fdmi_tmo;
1687	vport->fc_fdmitmo.data = (unsigned long)vport;
1688
1689	init_timer(&vport->els_tmofunc);
1690	vport->els_tmofunc.function = lpfc_els_timeout;
1691	vport->els_tmofunc.data = (unsigned long)vport;
1692
1693	error = scsi_add_host(shost, dev);
1694	if (error)
1695		goto out_put_shost;
1696
1697	spin_lock_irq(&phba->hbalock);
1698	list_add_tail(&vport->listentry, &phba->port_list);
1699	spin_unlock_irq(&phba->hbalock);
1700	return vport;
1701
1702out_put_shost:
1703	scsi_host_put(shost);
1704out:
1705	return NULL;
1706}
1707
1708void
1709destroy_port(struct lpfc_vport *vport)
1710{
1711	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1712	struct lpfc_hba  *phba = vport->phba;
1713
1714	kfree(vport->vname);
1715
1716	lpfc_debugfs_terminate(vport);
1717	fc_remove_host(shost);
1718	scsi_remove_host(shost);
1719
1720	spin_lock_irq(&phba->hbalock);
1721	list_del_init(&vport->listentry);
1722	spin_unlock_irq(&phba->hbalock);
1723
1724	lpfc_cleanup(vport);
1725	return;
1726}
1727
1728int
1729lpfc_get_instance(void)
1730{
1731	int instance = 0;
1732
1733	/* Assign an unused number */
1734	if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
1735		return -1;
1736	if (idr_get_new(&lpfc_hba_index, NULL, &instance))
1737		return -1;
1738	return instance;
1739}
1740
1741/*
1742 * Note: there is no scan_start function as adapter initialization
1743 * will have asynchronously kicked off the link initialization.
1744 */
1745
1746int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time)
1747{
1748	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1749	struct lpfc_hba   *phba = vport->phba;
1750	int stat = 0;
1751
1752	spin_lock_irq(shost->host_lock);
1753
1754	if (vport->load_flag & FC_UNLOADING) {
1755		stat = 1;
1756		goto finished;
1757	}
1758	if (time >= 30 * HZ) {
1759		lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1760				"0461 Scanning longer than 30 "
1761				"seconds.  Continuing initialization\n");
1762		stat = 1;
1763		goto finished;
1764	}
1765	if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) {
1766		lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1767				"0465 Link down longer than 15 "
1768				"seconds.  Continuing initialization\n");
1769		stat = 1;
1770		goto finished;
1771	}
1772
1773	if (vport->port_state != LPFC_VPORT_READY)
1774		goto finished;
1775	if (vport->num_disc_nodes || vport->fc_prli_sent)
1776		goto finished;
1777	if (vport->fc_map_cnt == 0 && time < 2 * HZ)
1778		goto finished;
1779	if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0)
1780		goto finished;
1781
1782	stat = 1;
1783
1784finished:
1785	spin_unlock_irq(shost->host_lock);
1786	return stat;
1787}
1788
1789void lpfc_host_attrib_init(struct Scsi_Host *shost)
1790{
1791	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1792	struct lpfc_hba   *phba = vport->phba;
1793	/*
1794	 * Set fixed host attributes.  Must done after lpfc_sli_hba_setup().
1795	 */
1796
1797	fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn);
1798	fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn);
1799	fc_host_supported_classes(shost) = FC_COS_CLASS3;
1800
1801	memset(fc_host_supported_fc4s(shost), 0,
1802	       sizeof(fc_host_supported_fc4s(shost)));
1803	fc_host_supported_fc4s(shost)[2] = 1;
1804	fc_host_supported_fc4s(shost)[7] = 1;
1805
1806	lpfc_vport_symbolic_node_name(vport, fc_host_symbolic_name(shost),
1807				 sizeof fc_host_symbolic_name(shost));
1808
1809	fc_host_supported_speeds(shost) = 0;
1810	if (phba->lmt & LMT_10Gb)
1811		fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT;
1812	if (phba->lmt & LMT_8Gb)
1813		fc_host_supported_speeds(shost) |= FC_PORTSPEED_8GBIT;
1814	if (phba->lmt & LMT_4Gb)
1815		fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT;
1816	if (phba->lmt & LMT_2Gb)
1817		fc_host_supported_speeds(shost) |= FC_PORTSPEED_2GBIT;
1818	if (phba->lmt & LMT_1Gb)
1819		fc_host_supported_speeds(shost) |= FC_PORTSPEED_1GBIT;
1820
1821	fc_host_maxframe_size(shost) =
1822		(((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
1823		(uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb;
1824
1825	/* This value is also unchanging */
1826	memset(fc_host_active_fc4s(shost), 0,
1827	       sizeof(fc_host_active_fc4s(shost)));
1828	fc_host_active_fc4s(shost)[2] = 1;
1829	fc_host_active_fc4s(shost)[7] = 1;
1830
1831	fc_host_max_npiv_vports(shost) = phba->max_vpi;
1832	spin_lock_irq(shost->host_lock);
1833	vport->load_flag &= ~FC_LOADING;
1834	spin_unlock_irq(shost->host_lock);
1835}
1836
1837static int __devinit
1838lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
1839{
1840	struct lpfc_vport *vport = NULL;
1841	struct lpfc_hba   *phba;
1842	struct lpfc_sli   *psli;
1843	struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL;
1844	struct Scsi_Host  *shost = NULL;
1845	void *ptr;
1846	unsigned long bar0map_len, bar2map_len;
1847	int error = -ENODEV, retval;
1848	int  i, hbq_count;
1849	uint16_t iotag;
1850
1851	if (pci_enable_device(pdev))
1852		goto out;
1853	if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
1854		goto out_disable_device;
1855
1856	phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL);
1857	if (!phba)
1858		goto out_release_regions;
1859
1860	spin_lock_init(&phba->hbalock);
1861
1862	phba->pcidev = pdev;
1863
1864	/* Assign an unused board number */
1865	if ((phba->brd_no = lpfc_get_instance()) < 0)
1866		goto out_free_phba;
1867
1868	INIT_LIST_HEAD(&phba->port_list);
1869	/*
1870	 * Get all the module params for configuring this host and then
1871	 * establish the host.
1872	 */
1873	lpfc_get_cfgparam(phba);
1874	phba->max_vpi = LPFC_MAX_VPI;
1875
1876	/* Initialize timers used by driver */
1877	init_timer(&phba->fc_estabtmo);
1878	phba->fc_estabtmo.function = lpfc_establish_link_tmo;
1879	phba->fc_estabtmo.data = (unsigned long)phba;
1880
1881	init_timer(&phba->hb_tmofunc);
1882	phba->hb_tmofunc.function = lpfc_hb_timeout;
1883	phba->hb_tmofunc.data = (unsigned long)phba;
1884
1885	psli = &phba->sli;
1886	init_timer(&psli->mbox_tmo);
1887	psli->mbox_tmo.function = lpfc_mbox_timeout;
1888	psli->mbox_tmo.data = (unsigned long) phba;
1889	init_timer(&phba->fcp_poll_timer);
1890	phba->fcp_poll_timer.function = lpfc_poll_timeout;
1891	phba->fcp_poll_timer.data = (unsigned long) phba;
1892	init_timer(&phba->fabric_block_timer);
1893	phba->fabric_block_timer.function = lpfc_fabric_block_timeout;
1894	phba->fabric_block_timer.data = (unsigned long) phba;
1895
1896	pci_set_master(pdev);
1897	pci_try_set_mwi(pdev);
1898
1899	if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0)
1900		if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0)
1901			goto out_idr_remove;
1902
1903	/*
1904	 * Get the bus address of Bar0 and Bar2 and the number of bytes
1905	 * required by each mapping.
1906	 */
1907	phba->pci_bar0_map = pci_resource_start(phba->pcidev, 0);
1908	bar0map_len        = pci_resource_len(phba->pcidev, 0);
1909
1910	phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2);
1911	bar2map_len        = pci_resource_len(phba->pcidev, 2);
1912
1913	/* Map HBA SLIM to a kernel virtual address. */
1914	phba->slim_memmap_p      = ioremap(phba->pci_bar0_map, bar0map_len);
1915	if (!phba->slim_memmap_p) {
1916		error = -ENODEV;
1917		dev_printk(KERN_ERR, &pdev->dev,
1918			   "ioremap failed for SLIM memory.\n");
1919		goto out_idr_remove;
1920	}
1921
1922	/* Map HBA Control Registers to a kernel virtual address. */
1923	phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len);
1924	if (!phba->ctrl_regs_memmap_p) {
1925		error = -ENODEV;
1926		dev_printk(KERN_ERR, &pdev->dev,
1927			   "ioremap failed for HBA control registers.\n");
1928		goto out_iounmap_slim;
1929	}
1930
1931	/* Allocate memory for SLI-2 structures */
1932	phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
1933					  &phba->slim2p_mapping, GFP_KERNEL);
1934	if (!phba->slim2p)
1935		goto out_iounmap;
1936
1937	memset(phba->slim2p, 0, SLI2_SLIM_SIZE);
1938
1939	phba->hbqslimp.virt = dma_alloc_coherent(&phba->pcidev->dev,
1940						 lpfc_sli_hbq_size(),
1941						 &phba->hbqslimp.phys,
1942						 GFP_KERNEL);
1943	if (!phba->hbqslimp.virt)
1944		goto out_free_slim;
1945
1946	hbq_count = lpfc_sli_hbq_count();
1947	ptr = phba->hbqslimp.virt;
1948	for (i = 0; i < hbq_count; ++i) {
1949		phba->hbqs[i].hbq_virt = ptr;
1950		INIT_LIST_HEAD(&phba->hbqs[i].hbq_buffer_list);
1951		ptr += (lpfc_hbq_defs[i]->entry_count *
1952			sizeof(struct lpfc_hbq_entry));
1953	}
1954	phba->hbqs[LPFC_ELS_HBQ].hbq_alloc_buffer = lpfc_els_hbq_alloc;
1955	phba->hbqs[LPFC_ELS_HBQ].hbq_free_buffer  = lpfc_els_hbq_free;
1956
1957	memset(phba->hbqslimp.virt, 0, lpfc_sli_hbq_size());
1958
1959	/* Initialize the SLI Layer to run with lpfc HBAs. */
1960	lpfc_sli_setup(phba);
1961	lpfc_sli_queue_setup(phba);
1962
1963	retval = lpfc_mem_alloc(phba);
1964	if (retval) {
1965		error = retval;
1966		goto out_free_hbqslimp;
1967	}
1968
1969	/* Initialize and populate the iocb list per host.  */
1970	INIT_LIST_HEAD(&phba->lpfc_iocb_list);
1971	for (i = 0; i < LPFC_IOCB_LIST_CNT; i++) {
1972		iocbq_entry = kzalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL);
1973		if (iocbq_entry == NULL) {
1974			printk(KERN_ERR "%s: only allocated %d iocbs of "
1975				"expected %d count. Unloading driver.\n",
1976				__FUNCTION__, i, LPFC_IOCB_LIST_CNT);
1977			error = -ENOMEM;
1978			goto out_free_iocbq;
1979		}
1980
1981		iotag = lpfc_sli_next_iotag(phba, iocbq_entry);
1982		if (iotag == 0) {
1983			kfree (iocbq_entry);
1984			printk(KERN_ERR "%s: failed to allocate IOTAG. "
1985			       "Unloading driver.\n",
1986				__FUNCTION__);
1987			error = -ENOMEM;
1988			goto out_free_iocbq;
1989		}
1990
1991		spin_lock_irq(&phba->hbalock);
1992		list_add(&iocbq_entry->list, &phba->lpfc_iocb_list);
1993		phba->total_iocbq_bufs++;
1994		spin_unlock_irq(&phba->hbalock);
1995	}
1996
1997	/* Initialize HBA structure */
1998	phba->fc_edtov = FF_DEF_EDTOV;
1999	phba->fc_ratov = FF_DEF_RATOV;
2000	phba->fc_altov = FF_DEF_ALTOV;
2001	phba->fc_arbtov = FF_DEF_ARBTOV;
2002
2003	INIT_LIST_HEAD(&phba->work_list);
2004	phba->work_ha_mask = (HA_ERATT|HA_MBATT|HA_LATT);
2005	phba->work_ha_mask |= (HA_RXMASK << (LPFC_ELS_RING * 4));
2006
2007	/* Startup the kernel thread for this host adapter. */
2008	phba->worker_thread = kthread_run(lpfc_do_work, phba,
2009				       "lpfc_worker_%d", phba->brd_no);
2010	if (IS_ERR(phba->worker_thread)) {
2011		error = PTR_ERR(phba->worker_thread);
2012		goto out_free_iocbq;
2013	}
2014
2015	/* Initialize the list of scsi buffers used by driver for scsi IO. */
2016	spin_lock_init(&phba->scsi_buf_list_lock);
2017	INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list);
2018
2019	/* Initialize list of fabric iocbs */
2020	INIT_LIST_HEAD(&phba->fabric_iocb_list);
2021
2022	/* Initialize list to save ELS buffers */
2023	INIT_LIST_HEAD(&phba->elsbuf);
2024
2025	vport = lpfc_create_port(phba, phba->brd_no, &phba->pcidev->dev);
2026	if (!vport)
2027		goto out_kthread_stop;
2028
2029	shost = lpfc_shost_from_vport(vport);
2030	phba->pport = vport;
2031	lpfc_debugfs_initialize(vport);
2032
2033	pci_set_drvdata(pdev, shost);
2034
2035	if (phba->cfg_use_msi) {
2036		retval = pci_enable_msi(phba->pcidev);
2037		if (!retval)
2038			phba->using_msi = 1;
2039		else
2040			lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
2041					"0452 Enable MSI failed, continuing "
2042					"with IRQ\n");
2043	}
2044
2045	retval = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
2046			    LPFC_DRIVER_NAME, phba);
2047	if (retval) {
2048		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
2049			"0451 Enable interrupt handler failed\n");
2050		error = retval;
2051		goto out_disable_msi;
2052	}
2053
2054	phba->MBslimaddr = phba->slim_memmap_p;
2055	phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET;
2056	phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET;
2057	phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET;
2058	phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;
2059
2060	if (lpfc_alloc_sysfs_attr(vport)) {
2061		error = -ENOMEM;
2062		goto out_free_irq;
2063	}
2064
2065	if (lpfc_sli_hba_setup(phba)) {
2066		error = -ENODEV;
2067		goto out_remove_device;
2068	}
2069
2070	/*
2071	 * hba setup may have changed the hba_queue_depth so we need to adjust
2072	 * the value of can_queue.
2073	 */
2074	shost->can_queue = phba->cfg_hba_queue_depth - 10;
2075
2076	lpfc_host_attrib_init(shost);
2077
2078	if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
2079		spin_lock_irq(shost->host_lock);
2080		lpfc_poll_start_timer(phba);
2081		spin_unlock_irq(shost->host_lock);
2082	}
2083
2084	scsi_scan_host(shost);
2085
2086	return 0;
2087
2088out_remove_device:
2089	lpfc_free_sysfs_attr(vport);
2090	spin_lock_irq(shost->host_lock);
2091	vport->load_flag |= FC_UNLOADING;
2092	spin_unlock_irq(shost->host_lock);
2093out_free_irq:
2094	lpfc_stop_phba_timers(phba);
2095	phba->pport->work_port_events = 0;
2096	free_irq(phba->pcidev->irq, phba);
2097out_disable_msi:
2098	if (phba->using_msi)
2099		pci_disable_msi(phba->pcidev);
2100	destroy_port(vport);
2101out_kthread_stop:
2102	kthread_stop(phba->worker_thread);
2103out_free_iocbq:
2104	list_for_each_entry_safe(iocbq_entry, iocbq_next,
2105						&phba->lpfc_iocb_list, list) {
2106		kfree(iocbq_entry);
2107		phba->total_iocbq_bufs--;
2108	}
2109	lpfc_mem_free(phba);
2110out_free_hbqslimp:
2111	dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
2112			  phba->hbqslimp.phys);
2113out_free_slim:
2114	dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p,
2115							phba->slim2p_mapping);
2116out_iounmap:
2117	iounmap(phba->ctrl_regs_memmap_p);
2118out_iounmap_slim:
2119	iounmap(phba->slim_memmap_p);
2120out_idr_remove:
2121	idr_remove(&lpfc_hba_index, phba->brd_no);
2122out_free_phba:
2123	kfree(phba);
2124out_release_regions:
2125	pci_release_regions(pdev);
2126out_disable_device:
2127	pci_disable_device(pdev);
2128out:
2129	pci_set_drvdata(pdev, NULL);
2130	if (shost)
2131		scsi_host_put(shost);
2132	return error;
2133}
2134
2135static void __devexit
2136lpfc_pci_remove_one(struct pci_dev *pdev)
2137{
2138	struct Scsi_Host  *shost = pci_get_drvdata(pdev);
2139	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2140	struct lpfc_hba   *phba = vport->phba;
2141	spin_lock_irq(&phba->hbalock);
2142	vport->load_flag |= FC_UNLOADING;
2143	spin_unlock_irq(&phba->hbalock);
2144
2145	kfree(vport->vname);
2146	lpfc_free_sysfs_attr(vport);
2147
2148	fc_remove_host(shost);
2149	scsi_remove_host(shost);
2150	lpfc_cleanup(vport);
2151
2152	/*
2153	 * Bring down the SLI Layer. This step disable all interrupts,
2154	 * clears the rings, discards all mailbox commands, and resets
2155	 * the HBA.
2156	 */
2157	lpfc_sli_hba_down(phba);
2158	lpfc_sli_brdrestart(phba);
2159
2160	lpfc_stop_phba_timers(phba);
2161	spin_lock_irq(&phba->hbalock);
2162	list_del_init(&vport->listentry);
2163	spin_unlock_irq(&phba->hbalock);
2164
2165	lpfc_debugfs_terminate(vport);
2166
2167	kthread_stop(phba->worker_thread);
2168
2169	/* Release the irq reservation */
2170	free_irq(phba->pcidev->irq, phba);
2171	if (phba->using_msi)
2172		pci_disable_msi(phba->pcidev);
2173
2174	pci_set_drvdata(pdev, NULL);
2175	scsi_host_put(shost);
2176
2177	/*
2178	 * Call scsi_free before mem_free since scsi bufs are released to their
2179	 * corresponding pools here.
2180	 */
2181	lpfc_scsi_free(phba);
2182	lpfc_mem_free(phba);
2183
2184	dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
2185			  phba->hbqslimp.phys);
2186
2187	/* Free resources associated with SLI2 interface */
2188	dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE,
2189			  phba->slim2p, phba->slim2p_mapping);
2190
2191	/* unmap adapter SLIM and Control Registers */
2192	iounmap(phba->ctrl_regs_memmap_p);
2193	iounmap(phba->slim_memmap_p);
2194
2195	idr_remove(&lpfc_hba_index, phba->brd_no);
2196
2197	kfree(phba);
2198
2199	pci_release_regions(pdev);
2200	pci_disable_device(pdev);
2201}
2202
2203/**
2204 * lpfc_io_error_detected - called when PCI error is detected
2205 * @pdev: Pointer to PCI device
2206 * @state: The current pci conneection state
2207 *
2208 * This function is called after a PCI bus error affecting
2209 * this device has been detected.
2210 */
2211static pci_ers_result_t lpfc_io_error_detected(struct pci_dev *pdev,
2212				pci_channel_state_t state)
2213{
2214	struct Scsi_Host *shost = pci_get_drvdata(pdev);
2215	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
2216	struct lpfc_sli *psli = &phba->sli;
2217	struct lpfc_sli_ring  *pring;
2218
2219	if (state == pci_channel_io_perm_failure)
2220		return PCI_ERS_RESULT_DISCONNECT;
2221
2222	pci_disable_device(pdev);
2223	/*
2224	 * There may be I/Os dropped by the firmware.
2225	 * Error iocb (I/O) on txcmplq and let the SCSI layer
2226	 * retry it after re-establishing link.
2227	 */
2228	pring = &psli->ring[psli->fcp_ring];
2229	lpfc_sli_abort_iocb_ring(phba, pring);
2230
2231	/* Release the irq reservation */
2232	free_irq(phba->pcidev->irq, phba);
2233	if (phba->using_msi)
2234		pci_disable_msi(phba->pcidev);
2235
2236	/* Request a slot reset. */
2237	return PCI_ERS_RESULT_NEED_RESET;
2238}
2239
2240/**
2241 * lpfc_io_slot_reset - called after the pci bus has been reset.
2242 * @pdev: Pointer to PCI device
2243 *
2244 * Restart the card from scratch, as if from a cold-boot.
2245 */
2246static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev)
2247{
2248	struct Scsi_Host *shost = pci_get_drvdata(pdev);
2249	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
2250	struct lpfc_sli *psli = &phba->sli;
2251	int bars = pci_select_bars(pdev, IORESOURCE_MEM);
2252
2253	dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n");
2254	if (pci_enable_device_bars(pdev, bars)) {
2255		printk(KERN_ERR "lpfc: Cannot re-enable "
2256			"PCI device after reset.\n");
2257		return PCI_ERS_RESULT_DISCONNECT;
2258	}
2259
2260	pci_set_master(pdev);
2261
2262	/* Re-establishing Link */
2263	spin_lock_irq(shost->host_lock);
2264	phba->pport->fc_flag |= FC_ESTABLISH_LINK;
2265	spin_unlock_irq(shost->host_lock);
2266
2267	spin_lock_irq(&phba->hbalock);
2268	psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
2269	spin_unlock_irq(&phba->hbalock);
2270
2271
2272	/* Take device offline; this will perform cleanup */
2273	lpfc_offline(phba);
2274	lpfc_sli_brdrestart(phba);
2275
2276	return PCI_ERS_RESULT_RECOVERED;
2277}
2278
2279/**
2280 * lpfc_io_resume - called when traffic can start flowing again.
2281 * @pdev: Pointer to PCI device
2282 *
2283 * This callback is called when the error recovery driver tells us that
2284 * its OK to resume normal operation.
2285 */
2286static void lpfc_io_resume(struct pci_dev *pdev)
2287{
2288	struct Scsi_Host *shost = pci_get_drvdata(pdev);
2289	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
2290
2291	if (lpfc_online(phba) == 0) {
2292		mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
2293	}
2294}
2295
2296static struct pci_device_id lpfc_id_table[] = {
2297	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER,
2298		PCI_ANY_ID, PCI_ANY_ID, },
2299	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_FIREFLY,
2300		PCI_ANY_ID, PCI_ANY_ID, },
2301	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_THOR,
2302		PCI_ANY_ID, PCI_ANY_ID, },
2303	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PEGASUS,
2304		PCI_ANY_ID, PCI_ANY_ID, },
2305	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_CENTAUR,
2306		PCI_ANY_ID, PCI_ANY_ID, },
2307	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_DRAGONFLY,
2308		PCI_ANY_ID, PCI_ANY_ID, },
2309	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SUPERFLY,
2310		PCI_ANY_ID, PCI_ANY_ID, },
2311	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_RFLY,
2312		PCI_ANY_ID, PCI_ANY_ID, },
2313	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PFLY,
2314		PCI_ANY_ID, PCI_ANY_ID, },
2315	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE,
2316		PCI_ANY_ID, PCI_ANY_ID, },
2317	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_SCSP,
2318		PCI_ANY_ID, PCI_ANY_ID, },
2319	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_DCSP,
2320		PCI_ANY_ID, PCI_ANY_ID, },
2321	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS,
2322		PCI_ANY_ID, PCI_ANY_ID, },
2323	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_SCSP,
2324		PCI_ANY_ID, PCI_ANY_ID, },
2325	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_DCSP,
2326		PCI_ANY_ID, PCI_ANY_ID, },
2327	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BMID,
2328		PCI_ANY_ID, PCI_ANY_ID, },
2329	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BSMB,
2330		PCI_ANY_ID, PCI_ANY_ID, },
2331	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR,
2332		PCI_ANY_ID, PCI_ANY_ID, },
2333	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_SCSP,
2334		PCI_ANY_ID, PCI_ANY_ID, },
2335	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_DCSP,
2336		PCI_ANY_ID, PCI_ANY_ID, },
2337	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZMID,
2338		PCI_ANY_ID, PCI_ANY_ID, },
2339	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZSMB,
2340		PCI_ANY_ID, PCI_ANY_ID, },
2341	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_TFLY,
2342		PCI_ANY_ID, PCI_ANY_ID, },
2343	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP101,
2344		PCI_ANY_ID, PCI_ANY_ID, },
2345	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP10000S,
2346		PCI_ANY_ID, PCI_ANY_ID, },
2347	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP11000S,
2348		PCI_ANY_ID, PCI_ANY_ID, },
2349	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LPE11000S,
2350		PCI_ANY_ID, PCI_ANY_ID, },
2351	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT,
2352		PCI_ANY_ID, PCI_ANY_ID, },
2353	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_MID,
2354		PCI_ANY_ID, PCI_ANY_ID, },
2355	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SMB,
2356		PCI_ANY_ID, PCI_ANY_ID, },
2357	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_DCSP,
2358		PCI_ANY_ID, PCI_ANY_ID, },
2359	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SCSP,
2360		PCI_ANY_ID, PCI_ANY_ID, },
2361	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_S,
2362		PCI_ANY_ID, PCI_ANY_ID, },
2363	{ 0 }
2364};
2365
2366MODULE_DEVICE_TABLE(pci, lpfc_id_table);
2367
2368static struct pci_error_handlers lpfc_err_handler = {
2369	.error_detected = lpfc_io_error_detected,
2370	.slot_reset = lpfc_io_slot_reset,
2371	.resume = lpfc_io_resume,
2372};
2373
2374static struct pci_driver lpfc_driver = {
2375	.name		= LPFC_DRIVER_NAME,
2376	.id_table	= lpfc_id_table,
2377	.probe		= lpfc_pci_probe_one,
2378	.remove		= __devexit_p(lpfc_pci_remove_one),
2379	.err_handler    = &lpfc_err_handler,
2380};
2381
2382static int __init
2383lpfc_init(void)
2384{
2385	int error = 0;
2386
2387	printk(LPFC_MODULE_DESC "\n");
2388	printk(LPFC_COPYRIGHT "\n");
2389
2390	if (lpfc_enable_npiv) {
2391		lpfc_transport_functions.vport_create = lpfc_vport_create;
2392		lpfc_transport_functions.vport_delete = lpfc_vport_delete;
2393	}
2394	lpfc_transport_template =
2395				fc_attach_transport(&lpfc_transport_functions);
2396	if (lpfc_transport_template == NULL)
2397		return -ENOMEM;
2398	if (lpfc_enable_npiv) {
2399		lpfc_vport_transport_template =
2400			fc_attach_transport(&lpfc_vport_transport_functions);
2401		if (lpfc_vport_transport_template == NULL) {
2402			fc_release_transport(lpfc_transport_template);
2403			return -ENOMEM;
2404		}
2405	}
2406	error = pci_register_driver(&lpfc_driver);
2407	if (error) {
2408		fc_release_transport(lpfc_transport_template);
2409		fc_release_transport(lpfc_vport_transport_template);
2410	}
2411
2412	return error;
2413}
2414
2415static void __exit
2416lpfc_exit(void)
2417{
2418	pci_unregister_driver(&lpfc_driver);
2419	fc_release_transport(lpfc_transport_template);
2420	if (lpfc_enable_npiv)
2421		fc_release_transport(lpfc_vport_transport_template);
2422}
2423
2424module_init(lpfc_init);
2425module_exit(lpfc_exit);
2426MODULE_LICENSE("GPL");
2427MODULE_DESCRIPTION(LPFC_MODULE_DESC);
2428MODULE_AUTHOR("Emulex Corporation - tech.support@emulex.com");
2429MODULE_VERSION("0:" LPFC_DRIVER_VERSION);
2430