lpfc_init.c revision 7af670510df343db55752a2210dcf4fc09f59fbb 
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 */
511void
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	int retval;
551	struct lpfc_sli *psli = &phba->sli;
552
553	if ((phba->link_state == LPFC_HBA_ERROR) ||
554		(phba->pport->load_flag & FC_UNLOADING) ||
555		(phba->pport->fc_flag & FC_OFFLINE_MODE))
556		return;
557
558	spin_lock_irq(&phba->pport->work_port_lock);
559	/* If the timer is already canceled do nothing */
560	if (!(phba->pport->work_port_events & WORKER_HB_TMO)) {
561		spin_unlock_irq(&phba->pport->work_port_lock);
562		return;
563	}
564
565	if (time_after(phba->last_completion_time + LPFC_HB_MBOX_INTERVAL * HZ,
566		jiffies)) {
567		spin_unlock_irq(&phba->pport->work_port_lock);
568		if (!phba->hb_outstanding)
569			mod_timer(&phba->hb_tmofunc,
570				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
571		else
572			mod_timer(&phba->hb_tmofunc,
573				jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
574		return;
575	}
576	spin_unlock_irq(&phba->pport->work_port_lock);
577
578	/* If there is no heart beat outstanding, issue a heartbeat command */
579	if (!phba->hb_outstanding) {
580		pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
581		if (!pmboxq) {
582			mod_timer(&phba->hb_tmofunc,
583				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
584			return;
585		}
586
587		lpfc_heart_beat(phba, pmboxq);
588		pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl;
589		pmboxq->vport = phba->pport;
590		retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
591
592		if (retval != MBX_BUSY && retval != MBX_SUCCESS) {
593			mempool_free(pmboxq, phba->mbox_mem_pool);
594			mod_timer(&phba->hb_tmofunc,
595				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
596			return;
597		}
598		mod_timer(&phba->hb_tmofunc,
599			jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
600		phba->hb_outstanding = 1;
601		return;
602	} else {
603		/*
604		 * If heart beat timeout called with hb_outstanding set we
605		 * need to take the HBA offline.
606		 */
607		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
608				"0459 Adapter heartbeat failure, taking "
609				"this port offline.\n");
610
611		spin_lock_irq(&phba->hbalock);
612		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
613		spin_unlock_irq(&phba->hbalock);
614
615		lpfc_offline_prep(phba);
616		lpfc_offline(phba);
617		lpfc_unblock_mgmt_io(phba);
618		phba->link_state = LPFC_HBA_ERROR;
619		lpfc_hba_down_post(phba);
620	}
621}
622
623/************************************************************************/
624/*                                                                      */
625/*    lpfc_handle_eratt                                                 */
626/*    This routine will handle processing a Host Attention              */
627/*    Error Status event. This will be initialized                      */
628/*    as a SLI layer callback routine.                                  */
629/*                                                                      */
630/************************************************************************/
631void
632lpfc_handle_eratt(struct lpfc_hba *phba)
633{
634	struct lpfc_vport *vport = phba->pport;
635	struct lpfc_sli   *psli = &phba->sli;
636	struct lpfc_sli_ring  *pring;
637	struct lpfc_vport **vports;
638	uint32_t event_data;
639	unsigned long temperature;
640	struct temp_event temp_event_data;
641	struct Scsi_Host  *shost;
642	int i;
643
644	/* If the pci channel is offline, ignore possible errors,
645	 * since we cannot communicate with the pci card anyway. */
646	if (pci_channel_offline(phba->pcidev))
647		return;
648
649	if (phba->work_hs & HS_FFER6 ||
650	    phba->work_hs & HS_FFER5) {
651		/* Re-establishing Link */
652		lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
653				"1301 Re-establishing Link "
654				"Data: x%x x%x x%x\n",
655				phba->work_hs,
656				phba->work_status[0], phba->work_status[1]);
657		vports = lpfc_create_vport_work_array(phba);
658		if (vports != NULL)
659			for(i = 0;
660			    i < LPFC_MAX_VPORTS && vports[i] != NULL;
661			    i++){
662				shost = lpfc_shost_from_vport(vports[i]);
663				spin_lock_irq(shost->host_lock);
664				vports[i]->fc_flag |= FC_ESTABLISH_LINK;
665				spin_unlock_irq(shost->host_lock);
666			}
667		lpfc_destroy_vport_work_array(vports);
668		spin_lock_irq(&phba->hbalock);
669		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
670		spin_unlock_irq(&phba->hbalock);
671
672		/*
673		* Firmware stops when it triggled erratt with HS_FFER6.
674		* That could cause the I/Os dropped by the firmware.
675		* Error iocb (I/O) on txcmplq and let the SCSI layer
676		* retry it after re-establishing link.
677		*/
678		pring = &psli->ring[psli->fcp_ring];
679		lpfc_sli_abort_iocb_ring(phba, pring);
680
681
682		/*
683		 * There was a firmware error.  Take the hba offline and then
684		 * attempt to restart it.
685		 */
686		lpfc_offline_prep(phba);
687		lpfc_offline(phba);
688		lpfc_sli_brdrestart(phba);
689		if (lpfc_online(phba) == 0) {	/* Initialize the HBA */
690			mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
691			lpfc_unblock_mgmt_io(phba);
692			return;
693		}
694		lpfc_unblock_mgmt_io(phba);
695	} else if (phba->work_hs & HS_CRIT_TEMP) {
696		temperature = readl(phba->MBslimaddr + TEMPERATURE_OFFSET);
697		temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
698		temp_event_data.event_code = LPFC_CRIT_TEMP;
699		temp_event_data.data = (uint32_t)temperature;
700
701		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
702				"0459 Adapter maximum temperature exceeded "
703				"(%ld), taking this port offline "
704				"Data: x%x x%x x%x\n",
705				temperature, phba->work_hs,
706				phba->work_status[0], phba->work_status[1]);
707
708		shost = lpfc_shost_from_vport(phba->pport);
709		fc_host_post_vendor_event(shost, fc_get_event_number(),
710					  sizeof(temp_event_data),
711					  (char *) &temp_event_data,
712					  SCSI_NL_VID_TYPE_PCI
713					  | PCI_VENDOR_ID_EMULEX);
714
715		spin_lock_irq(&phba->hbalock);
716		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
717		phba->over_temp_state = HBA_OVER_TEMP;
718		spin_unlock_irq(&phba->hbalock);
719		lpfc_offline_prep(phba);
720		lpfc_offline(phba);
721		lpfc_unblock_mgmt_io(phba);
722		phba->link_state = LPFC_HBA_ERROR;
723		lpfc_hba_down_post(phba);
724
725	} else {
726		/* The if clause above forces this code path when the status
727		 * failure is a value other than FFER6.  Do not call the offline
728		 *  twice. This is the adapter hardware error path.
729		 */
730		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
731				"0457 Adapter Hardware Error "
732				"Data: x%x x%x x%x\n",
733				phba->work_hs,
734				phba->work_status[0], phba->work_status[1]);
735
736		event_data = FC_REG_DUMP_EVENT;
737		shost = lpfc_shost_from_vport(vport);
738		fc_host_post_vendor_event(shost, fc_get_event_number(),
739				sizeof(event_data), (char *) &event_data,
740				SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
741
742		spin_lock_irq(&phba->hbalock);
743		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
744		spin_unlock_irq(&phba->hbalock);
745		lpfc_offline_prep(phba);
746		lpfc_offline(phba);
747		lpfc_unblock_mgmt_io(phba);
748		phba->link_state = LPFC_HBA_ERROR;
749		lpfc_hba_down_post(phba);
750	}
751}
752
753/************************************************************************/
754/*                                                                      */
755/*    lpfc_handle_latt                                                  */
756/*    This routine will handle processing a Host Attention              */
757/*    Link Status event. This will be initialized                       */
758/*    as a SLI layer callback routine.                                  */
759/*                                                                      */
760/************************************************************************/
761void
762lpfc_handle_latt(struct lpfc_hba *phba)
763{
764	struct lpfc_vport *vport = phba->pport;
765	struct lpfc_sli   *psli = &phba->sli;
766	LPFC_MBOXQ_t *pmb;
767	volatile uint32_t control;
768	struct lpfc_dmabuf *mp;
769	int rc = -ENOMEM;
770
771	pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
772	if (!pmb)
773		goto lpfc_handle_latt_err_exit;
774
775	mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
776	if (!mp)
777		goto lpfc_handle_latt_free_pmb;
778
779	mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
780	if (!mp->virt)
781		goto lpfc_handle_latt_free_mp;
782
783	rc = -EIO;
784
785	/* Cleanup any outstanding ELS commands */
786	lpfc_els_flush_all_cmd(phba);
787
788	psli->slistat.link_event++;
789	lpfc_read_la(phba, pmb, mp);
790	pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
791	pmb->vport = vport;
792	rc = lpfc_sli_issue_mbox (phba, pmb, MBX_NOWAIT);
793	if (rc == MBX_NOT_FINISHED)
794		goto lpfc_handle_latt_free_mbuf;
795
796	/* Clear Link Attention in HA REG */
797	spin_lock_irq(&phba->hbalock);
798	writel(HA_LATT, phba->HAregaddr);
799	readl(phba->HAregaddr); /* flush */
800	spin_unlock_irq(&phba->hbalock);
801
802	return;
803
804lpfc_handle_latt_free_mbuf:
805	lpfc_mbuf_free(phba, mp->virt, mp->phys);
806lpfc_handle_latt_free_mp:
807	kfree(mp);
808lpfc_handle_latt_free_pmb:
809	mempool_free(pmb, phba->mbox_mem_pool);
810lpfc_handle_latt_err_exit:
811	/* Enable Link attention interrupts */
812	spin_lock_irq(&phba->hbalock);
813	psli->sli_flag |= LPFC_PROCESS_LA;
814	control = readl(phba->HCregaddr);
815	control |= HC_LAINT_ENA;
816	writel(control, phba->HCregaddr);
817	readl(phba->HCregaddr); /* flush */
818
819	/* Clear Link Attention in HA REG */
820	writel(HA_LATT, phba->HAregaddr);
821	readl(phba->HAregaddr); /* flush */
822	spin_unlock_irq(&phba->hbalock);
823	lpfc_linkdown(phba);
824	phba->link_state = LPFC_HBA_ERROR;
825
826	/* The other case is an error from issue_mbox */
827	if (rc == -ENOMEM)
828		lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
829			        "0300 READ_LA: no buffers\n");
830
831	return;
832}
833
834/************************************************************************/
835/*                                                                      */
836/*   lpfc_parse_vpd                                                     */
837/*   This routine will parse the VPD data                               */
838/*                                                                      */
839/************************************************************************/
840static int
841lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len)
842{
843	uint8_t lenlo, lenhi;
844	int Length;
845	int i, j;
846	int finished = 0;
847	int index = 0;
848
849	if (!vpd)
850		return 0;
851
852	/* Vital Product */
853	lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
854			"0455 Vital Product Data: x%x x%x x%x x%x\n",
855			(uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2],
856			(uint32_t) vpd[3]);
857	while (!finished && (index < (len - 4))) {
858		switch (vpd[index]) {
859		case 0x82:
860		case 0x91:
861			index += 1;
862			lenlo = vpd[index];
863			index += 1;
864			lenhi = vpd[index];
865			index += 1;
866			i = ((((unsigned short)lenhi) << 8) + lenlo);
867			index += i;
868			break;
869		case 0x90:
870			index += 1;
871			lenlo = vpd[index];
872			index += 1;
873			lenhi = vpd[index];
874			index += 1;
875			Length = ((((unsigned short)lenhi) << 8) + lenlo);
876			if (Length > len - index)
877				Length = len - index;
878			while (Length > 0) {
879			/* Look for Serial Number */
880			if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) {
881				index += 2;
882				i = vpd[index];
883				index += 1;
884				j = 0;
885				Length -= (3+i);
886				while(i--) {
887					phba->SerialNumber[j++] = vpd[index++];
888					if (j == 31)
889						break;
890				}
891				phba->SerialNumber[j] = 0;
892				continue;
893			}
894			else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) {
895				phba->vpd_flag |= VPD_MODEL_DESC;
896				index += 2;
897				i = vpd[index];
898				index += 1;
899				j = 0;
900				Length -= (3+i);
901				while(i--) {
902					phba->ModelDesc[j++] = vpd[index++];
903					if (j == 255)
904						break;
905				}
906				phba->ModelDesc[j] = 0;
907				continue;
908			}
909			else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) {
910				phba->vpd_flag |= VPD_MODEL_NAME;
911				index += 2;
912				i = vpd[index];
913				index += 1;
914				j = 0;
915				Length -= (3+i);
916				while(i--) {
917					phba->ModelName[j++] = vpd[index++];
918					if (j == 79)
919						break;
920				}
921				phba->ModelName[j] = 0;
922				continue;
923			}
924			else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) {
925				phba->vpd_flag |= VPD_PROGRAM_TYPE;
926				index += 2;
927				i = vpd[index];
928				index += 1;
929				j = 0;
930				Length -= (3+i);
931				while(i--) {
932					phba->ProgramType[j++] = vpd[index++];
933					if (j == 255)
934						break;
935				}
936				phba->ProgramType[j] = 0;
937				continue;
938			}
939			else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) {
940				phba->vpd_flag |= VPD_PORT;
941				index += 2;
942				i = vpd[index];
943				index += 1;
944				j = 0;
945				Length -= (3+i);
946				while(i--) {
947				phba->Port[j++] = vpd[index++];
948				if (j == 19)
949					break;
950				}
951				phba->Port[j] = 0;
952				continue;
953			}
954			else {
955				index += 2;
956				i = vpd[index];
957				index += 1;
958				index += i;
959				Length -= (3 + i);
960			}
961		}
962		finished = 0;
963		break;
964		case 0x78:
965			finished = 1;
966			break;
967		default:
968			index ++;
969			break;
970		}
971	}
972
973	return(1);
974}
975
976static void
977lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp)
978{
979	lpfc_vpd_t *vp;
980	uint16_t dev_id = phba->pcidev->device;
981	int max_speed;
982	struct {
983		char * name;
984		int    max_speed;
985		char * bus;
986	} m = {"<Unknown>", 0, ""};
987
988	if (mdp && mdp[0] != '\0'
989		&& descp && descp[0] != '\0')
990		return;
991
992	if (phba->lmt & LMT_10Gb)
993		max_speed = 10;
994	else if (phba->lmt & LMT_8Gb)
995		max_speed = 8;
996	else if (phba->lmt & LMT_4Gb)
997		max_speed = 4;
998	else if (phba->lmt & LMT_2Gb)
999		max_speed = 2;
1000	else
1001		max_speed = 1;
1002
1003	vp = &phba->vpd;
1004
1005	switch (dev_id) {
1006	case PCI_DEVICE_ID_FIREFLY:
1007		m = (typeof(m)){"LP6000", max_speed, "PCI"};
1008		break;
1009	case PCI_DEVICE_ID_SUPERFLY:
1010		if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3)
1011			m = (typeof(m)){"LP7000", max_speed,  "PCI"};
1012		else
1013			m = (typeof(m)){"LP7000E", max_speed, "PCI"};
1014		break;
1015	case PCI_DEVICE_ID_DRAGONFLY:
1016		m = (typeof(m)){"LP8000", max_speed, "PCI"};
1017		break;
1018	case PCI_DEVICE_ID_CENTAUR:
1019		if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID)
1020			m = (typeof(m)){"LP9002", max_speed, "PCI"};
1021		else
1022			m = (typeof(m)){"LP9000", max_speed, "PCI"};
1023		break;
1024	case PCI_DEVICE_ID_RFLY:
1025		m = (typeof(m)){"LP952", max_speed, "PCI"};
1026		break;
1027	case PCI_DEVICE_ID_PEGASUS:
1028		m = (typeof(m)){"LP9802", max_speed, "PCI-X"};
1029		break;
1030	case PCI_DEVICE_ID_THOR:
1031		m = (typeof(m)){"LP10000", max_speed, "PCI-X"};
1032		break;
1033	case PCI_DEVICE_ID_VIPER:
1034		m = (typeof(m)){"LPX1000", max_speed,  "PCI-X"};
1035		break;
1036	case PCI_DEVICE_ID_PFLY:
1037		m = (typeof(m)){"LP982", max_speed, "PCI-X"};
1038		break;
1039	case PCI_DEVICE_ID_TFLY:
1040		m = (typeof(m)){"LP1050", max_speed, "PCI-X"};
1041		break;
1042	case PCI_DEVICE_ID_HELIOS:
1043		m = (typeof(m)){"LP11000", max_speed, "PCI-X2"};
1044		break;
1045	case PCI_DEVICE_ID_HELIOS_SCSP:
1046		m = (typeof(m)){"LP11000-SP", max_speed, "PCI-X2"};
1047		break;
1048	case PCI_DEVICE_ID_HELIOS_DCSP:
1049		m = (typeof(m)){"LP11002-SP", max_speed, "PCI-X2"};
1050		break;
1051	case PCI_DEVICE_ID_NEPTUNE:
1052		m = (typeof(m)){"LPe1000", max_speed, "PCIe"};
1053		break;
1054	case PCI_DEVICE_ID_NEPTUNE_SCSP:
1055		m = (typeof(m)){"LPe1000-SP", max_speed, "PCIe"};
1056		break;
1057	case PCI_DEVICE_ID_NEPTUNE_DCSP:
1058		m = (typeof(m)){"LPe1002-SP", max_speed, "PCIe"};
1059		break;
1060	case PCI_DEVICE_ID_BMID:
1061		m = (typeof(m)){"LP1150", max_speed, "PCI-X2"};
1062		break;
1063	case PCI_DEVICE_ID_BSMB:
1064		m = (typeof(m)){"LP111", max_speed, "PCI-X2"};
1065		break;
1066	case PCI_DEVICE_ID_ZEPHYR:
1067		m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
1068		break;
1069	case PCI_DEVICE_ID_ZEPHYR_SCSP:
1070		m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
1071		break;
1072	case PCI_DEVICE_ID_ZEPHYR_DCSP:
1073		m = (typeof(m)){"LPe11002-SP", max_speed, "PCIe"};
1074		break;
1075	case PCI_DEVICE_ID_ZMID:
1076		m = (typeof(m)){"LPe1150", max_speed, "PCIe"};
1077		break;
1078	case PCI_DEVICE_ID_ZSMB:
1079		m = (typeof(m)){"LPe111", max_speed, "PCIe"};
1080		break;
1081	case PCI_DEVICE_ID_LP101:
1082		m = (typeof(m)){"LP101", max_speed, "PCI-X"};
1083		break;
1084	case PCI_DEVICE_ID_LP10000S:
1085		m = (typeof(m)){"LP10000-S", max_speed, "PCI"};
1086		break;
1087	case PCI_DEVICE_ID_LP11000S:
1088		m = (typeof(m)){"LP11000-S", max_speed,
1089			"PCI-X2"};
1090		break;
1091	case PCI_DEVICE_ID_LPE11000S:
1092		m = (typeof(m)){"LPe11000-S", max_speed,
1093			"PCIe"};
1094		break;
1095	case PCI_DEVICE_ID_SAT:
1096		m = (typeof(m)){"LPe12000", max_speed, "PCIe"};
1097		break;
1098	case PCI_DEVICE_ID_SAT_MID:
1099		m = (typeof(m)){"LPe1250", max_speed, "PCIe"};
1100		break;
1101	case PCI_DEVICE_ID_SAT_SMB:
1102		m = (typeof(m)){"LPe121", max_speed, "PCIe"};
1103		break;
1104	case PCI_DEVICE_ID_SAT_DCSP:
1105		m = (typeof(m)){"LPe12002-SP", max_speed, "PCIe"};
1106		break;
1107	case PCI_DEVICE_ID_SAT_SCSP:
1108		m = (typeof(m)){"LPe12000-SP", max_speed, "PCIe"};
1109		break;
1110	case PCI_DEVICE_ID_SAT_S:
1111		m = (typeof(m)){"LPe12000-S", max_speed, "PCIe"};
1112		break;
1113	default:
1114		m = (typeof(m)){ NULL };
1115		break;
1116	}
1117
1118	if (mdp && mdp[0] == '\0')
1119		snprintf(mdp, 79,"%s", m.name);
1120	if (descp && descp[0] == '\0')
1121		snprintf(descp, 255,
1122			 "Emulex %s %dGb %s Fibre Channel Adapter",
1123			 m.name, m.max_speed, m.bus);
1124}
1125
1126/**************************************************/
1127/*   lpfc_post_buffer                             */
1128/*                                                */
1129/*   This routine will post count buffers to the  */
1130/*   ring with the QUE_RING_BUF_CN command. This  */
1131/*   allows 3 buffers / command to be posted.     */
1132/*   Returns the number of buffers NOT posted.    */
1133/**************************************************/
1134int
1135lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt,
1136		 int type)
1137{
1138	IOCB_t *icmd;
1139	struct lpfc_iocbq *iocb;
1140	struct lpfc_dmabuf *mp1, *mp2;
1141
1142	cnt += pring->missbufcnt;
1143
1144	/* While there are buffers to post */
1145	while (cnt > 0) {
1146		/* Allocate buffer for  command iocb */
1147		iocb = lpfc_sli_get_iocbq(phba);
1148		if (iocb == NULL) {
1149			pring->missbufcnt = cnt;
1150			return cnt;
1151		}
1152		icmd = &iocb->iocb;
1153
1154		/* 2 buffers can be posted per command */
1155		/* Allocate buffer to post */
1156		mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1157		if (mp1)
1158		    mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp1->phys);
1159		if (!mp1 || !mp1->virt) {
1160			kfree(mp1);
1161			lpfc_sli_release_iocbq(phba, iocb);
1162			pring->missbufcnt = cnt;
1163			return cnt;
1164		}
1165
1166		INIT_LIST_HEAD(&mp1->list);
1167		/* Allocate buffer to post */
1168		if (cnt > 1) {
1169			mp2 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1170			if (mp2)
1171				mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
1172							    &mp2->phys);
1173			if (!mp2 || !mp2->virt) {
1174				kfree(mp2);
1175				lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
1176				kfree(mp1);
1177				lpfc_sli_release_iocbq(phba, iocb);
1178				pring->missbufcnt = cnt;
1179				return cnt;
1180			}
1181
1182			INIT_LIST_HEAD(&mp2->list);
1183		} else {
1184			mp2 = NULL;
1185		}
1186
1187		icmd->un.cont64[0].addrHigh = putPaddrHigh(mp1->phys);
1188		icmd->un.cont64[0].addrLow = putPaddrLow(mp1->phys);
1189		icmd->un.cont64[0].tus.f.bdeSize = FCELSSIZE;
1190		icmd->ulpBdeCount = 1;
1191		cnt--;
1192		if (mp2) {
1193			icmd->un.cont64[1].addrHigh = putPaddrHigh(mp2->phys);
1194			icmd->un.cont64[1].addrLow = putPaddrLow(mp2->phys);
1195			icmd->un.cont64[1].tus.f.bdeSize = FCELSSIZE;
1196			cnt--;
1197			icmd->ulpBdeCount = 2;
1198		}
1199
1200		icmd->ulpCommand = CMD_QUE_RING_BUF64_CN;
1201		icmd->ulpLe = 1;
1202
1203		if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) {
1204			lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
1205			kfree(mp1);
1206			cnt++;
1207			if (mp2) {
1208				lpfc_mbuf_free(phba, mp2->virt, mp2->phys);
1209				kfree(mp2);
1210				cnt++;
1211			}
1212			lpfc_sli_release_iocbq(phba, iocb);
1213			pring->missbufcnt = cnt;
1214			return cnt;
1215		}
1216		lpfc_sli_ringpostbuf_put(phba, pring, mp1);
1217		if (mp2)
1218			lpfc_sli_ringpostbuf_put(phba, pring, mp2);
1219	}
1220	pring->missbufcnt = 0;
1221	return 0;
1222}
1223
1224/************************************************************************/
1225/*                                                                      */
1226/*   lpfc_post_rcv_buf                                                  */
1227/*   This routine post initial rcv buffers to the configured rings      */
1228/*                                                                      */
1229/************************************************************************/
1230static int
1231lpfc_post_rcv_buf(struct lpfc_hba *phba)
1232{
1233	struct lpfc_sli *psli = &phba->sli;
1234
1235	/* Ring 0, ELS / CT buffers */
1236	lpfc_post_buffer(phba, &psli->ring[LPFC_ELS_RING], LPFC_BUF_RING0, 1);
1237	/* Ring 2 - FCP no buffers needed */
1238
1239	return 0;
1240}
1241
1242#define S(N,V) (((V)<<(N))|((V)>>(32-(N))))
1243
1244/************************************************************************/
1245/*                                                                      */
1246/*   lpfc_sha_init                                                      */
1247/*                                                                      */
1248/************************************************************************/
1249static void
1250lpfc_sha_init(uint32_t * HashResultPointer)
1251{
1252	HashResultPointer[0] = 0x67452301;
1253	HashResultPointer[1] = 0xEFCDAB89;
1254	HashResultPointer[2] = 0x98BADCFE;
1255	HashResultPointer[3] = 0x10325476;
1256	HashResultPointer[4] = 0xC3D2E1F0;
1257}
1258
1259/************************************************************************/
1260/*                                                                      */
1261/*   lpfc_sha_iterate                                                   */
1262/*                                                                      */
1263/************************************************************************/
1264static void
1265lpfc_sha_iterate(uint32_t * HashResultPointer, uint32_t * HashWorkingPointer)
1266{
1267	int t;
1268	uint32_t TEMP;
1269	uint32_t A, B, C, D, E;
1270	t = 16;
1271	do {
1272		HashWorkingPointer[t] =
1273		    S(1,
1274		      HashWorkingPointer[t - 3] ^ HashWorkingPointer[t -
1275								     8] ^
1276		      HashWorkingPointer[t - 14] ^ HashWorkingPointer[t - 16]);
1277	} while (++t <= 79);
1278	t = 0;
1279	A = HashResultPointer[0];
1280	B = HashResultPointer[1];
1281	C = HashResultPointer[2];
1282	D = HashResultPointer[3];
1283	E = HashResultPointer[4];
1284
1285	do {
1286		if (t < 20) {
1287			TEMP = ((B & C) | ((~B) & D)) + 0x5A827999;
1288		} else if (t < 40) {
1289			TEMP = (B ^ C ^ D) + 0x6ED9EBA1;
1290		} else if (t < 60) {
1291			TEMP = ((B & C) | (B & D) | (C & D)) + 0x8F1BBCDC;
1292		} else {
1293			TEMP = (B ^ C ^ D) + 0xCA62C1D6;
1294		}
1295		TEMP += S(5, A) + E + HashWorkingPointer[t];
1296		E = D;
1297		D = C;
1298		C = S(30, B);
1299		B = A;
1300		A = TEMP;
1301	} while (++t <= 79);
1302
1303	HashResultPointer[0] += A;
1304	HashResultPointer[1] += B;
1305	HashResultPointer[2] += C;
1306	HashResultPointer[3] += D;
1307	HashResultPointer[4] += E;
1308
1309}
1310
1311/************************************************************************/
1312/*                                                                      */
1313/*   lpfc_challenge_key                                                 */
1314/*                                                                      */
1315/************************************************************************/
1316static void
1317lpfc_challenge_key(uint32_t * RandomChallenge, uint32_t * HashWorking)
1318{
1319	*HashWorking = (*RandomChallenge ^ *HashWorking);
1320}
1321
1322/************************************************************************/
1323/*                                                                      */
1324/*   lpfc_hba_init                                                      */
1325/*                                                                      */
1326/************************************************************************/
1327void
1328lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit)
1329{
1330	int t;
1331	uint32_t *HashWorking;
1332	uint32_t *pwwnn = (uint32_t *) phba->wwnn;
1333
1334	HashWorking = kcalloc(80, sizeof(uint32_t), GFP_KERNEL);
1335	if (!HashWorking)
1336		return;
1337
1338	HashWorking[0] = HashWorking[78] = *pwwnn++;
1339	HashWorking[1] = HashWorking[79] = *pwwnn;
1340
1341	for (t = 0; t < 7; t++)
1342		lpfc_challenge_key(phba->RandomData + t, HashWorking + t);
1343
1344	lpfc_sha_init(hbainit);
1345	lpfc_sha_iterate(hbainit, HashWorking);
1346	kfree(HashWorking);
1347}
1348
1349void
1350lpfc_cleanup(struct lpfc_vport *vport)
1351{
1352	struct lpfc_hba   *phba = vport->phba;
1353	struct lpfc_nodelist *ndlp, *next_ndlp;
1354	int i = 0;
1355
1356	if (phba->link_state > LPFC_LINK_DOWN)
1357		lpfc_port_link_failure(vport);
1358
1359	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1360		if (ndlp->nlp_type & NLP_FABRIC)
1361			lpfc_disc_state_machine(vport, ndlp, NULL,
1362					NLP_EVT_DEVICE_RECOVERY);
1363		lpfc_disc_state_machine(vport, ndlp, NULL,
1364					     NLP_EVT_DEVICE_RM);
1365	}
1366
1367	/* At this point, ALL ndlp's should be gone
1368	 * because of the previous NLP_EVT_DEVICE_RM.
1369	 * Lets wait for this to happen, if needed.
1370	 */
1371	while (!list_empty(&vport->fc_nodes)) {
1372
1373		if (i++ > 3000) {
1374			lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1375				"0233 Nodelist not empty\n");
1376			break;
1377		}
1378
1379		/* Wait for any activity on ndlps to settle */
1380		msleep(10);
1381	}
1382	return;
1383}
1384
1385static void
1386lpfc_establish_link_tmo(unsigned long ptr)
1387{
1388	struct lpfc_hba   *phba = (struct lpfc_hba *) ptr;
1389	struct lpfc_vport **vports;
1390	unsigned long iflag;
1391	int i;
1392
1393	/* Re-establishing Link, timer expired */
1394	lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
1395			"1300 Re-establishing Link, timer expired "
1396			"Data: x%x x%x\n",
1397			phba->pport->fc_flag, phba->pport->port_state);
1398	vports = lpfc_create_vport_work_array(phba);
1399	if (vports != NULL)
1400		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1401			struct Scsi_Host *shost;
1402			shost = lpfc_shost_from_vport(vports[i]);
1403			spin_lock_irqsave(shost->host_lock, iflag);
1404			vports[i]->fc_flag &= ~FC_ESTABLISH_LINK;
1405			spin_unlock_irqrestore(shost->host_lock, iflag);
1406		}
1407	lpfc_destroy_vport_work_array(vports);
1408}
1409
1410void
1411lpfc_stop_vport_timers(struct lpfc_vport *vport)
1412{
1413	del_timer_sync(&vport->els_tmofunc);
1414	del_timer_sync(&vport->fc_fdmitmo);
1415	lpfc_can_disctmo(vport);
1416	return;
1417}
1418
1419static void
1420lpfc_stop_phba_timers(struct lpfc_hba *phba)
1421{
1422	del_timer_sync(&phba->fcp_poll_timer);
1423	del_timer_sync(&phba->fc_estabtmo);
1424	lpfc_stop_vport_timers(phba->pport);
1425	del_timer_sync(&phba->sli.mbox_tmo);
1426	del_timer_sync(&phba->fabric_block_timer);
1427	phba->hb_outstanding = 0;
1428	del_timer_sync(&phba->hb_tmofunc);
1429	return;
1430}
1431
1432int
1433lpfc_online(struct lpfc_hba *phba)
1434{
1435	struct lpfc_vport *vport = phba->pport;
1436	struct lpfc_vport **vports;
1437	int i;
1438
1439	if (!phba)
1440		return 0;
1441
1442	if (!(vport->fc_flag & FC_OFFLINE_MODE))
1443		return 0;
1444
1445	lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1446			"0458 Bring Adapter online\n");
1447
1448	lpfc_block_mgmt_io(phba);
1449
1450	if (!lpfc_sli_queue_setup(phba)) {
1451		lpfc_unblock_mgmt_io(phba);
1452		return 1;
1453	}
1454
1455	if (lpfc_sli_hba_setup(phba)) {	/* Initialize the HBA */
1456		lpfc_unblock_mgmt_io(phba);
1457		return 1;
1458	}
1459
1460	vports = lpfc_create_vport_work_array(phba);
1461	if (vports != NULL)
1462		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1463			struct Scsi_Host *shost;
1464			shost = lpfc_shost_from_vport(vports[i]);
1465			spin_lock_irq(shost->host_lock);
1466			vports[i]->fc_flag &= ~FC_OFFLINE_MODE;
1467			if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
1468				vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
1469			spin_unlock_irq(shost->host_lock);
1470		}
1471		lpfc_destroy_vport_work_array(vports);
1472
1473	lpfc_unblock_mgmt_io(phba);
1474	return 0;
1475}
1476
1477void
1478lpfc_block_mgmt_io(struct lpfc_hba * phba)
1479{
1480	unsigned long iflag;
1481
1482	spin_lock_irqsave(&phba->hbalock, iflag);
1483	phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
1484	spin_unlock_irqrestore(&phba->hbalock, iflag);
1485}
1486
1487void
1488lpfc_unblock_mgmt_io(struct lpfc_hba * phba)
1489{
1490	unsigned long iflag;
1491
1492	spin_lock_irqsave(&phba->hbalock, iflag);
1493	phba->sli.sli_flag &= ~LPFC_BLOCK_MGMT_IO;
1494	spin_unlock_irqrestore(&phba->hbalock, iflag);
1495}
1496
1497void
1498lpfc_offline_prep(struct lpfc_hba * phba)
1499{
1500	struct lpfc_vport *vport = phba->pport;
1501	struct lpfc_nodelist  *ndlp, *next_ndlp;
1502	struct lpfc_vport **vports;
1503	int i;
1504
1505	if (vport->fc_flag & FC_OFFLINE_MODE)
1506		return;
1507
1508	lpfc_block_mgmt_io(phba);
1509
1510	lpfc_linkdown(phba);
1511
1512	/* Issue an unreg_login to all nodes on all vports */
1513	vports = lpfc_create_vport_work_array(phba);
1514	if (vports != NULL) {
1515		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1516			struct Scsi_Host *shost;
1517
1518			if (vports[i]->load_flag & FC_UNLOADING)
1519				continue;
1520			shost =	lpfc_shost_from_vport(vports[i]);
1521			list_for_each_entry_safe(ndlp, next_ndlp,
1522						 &vports[i]->fc_nodes,
1523						 nlp_listp) {
1524				if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
1525					continue;
1526				if (ndlp->nlp_type & NLP_FABRIC) {
1527					lpfc_disc_state_machine(vports[i], ndlp,
1528						NULL, NLP_EVT_DEVICE_RECOVERY);
1529					lpfc_disc_state_machine(vports[i], ndlp,
1530						NULL, NLP_EVT_DEVICE_RM);
1531				}
1532				spin_lock_irq(shost->host_lock);
1533				ndlp->nlp_flag &= ~NLP_NPR_ADISC;
1534				spin_unlock_irq(shost->host_lock);
1535				lpfc_unreg_rpi(vports[i], ndlp);
1536			}
1537		}
1538	}
1539	lpfc_destroy_vport_work_array(vports);
1540
1541	lpfc_sli_flush_mbox_queue(phba);
1542}
1543
1544void
1545lpfc_offline(struct lpfc_hba *phba)
1546{
1547	struct Scsi_Host  *shost;
1548	struct lpfc_vport **vports;
1549	int i;
1550
1551	if (phba->pport->fc_flag & FC_OFFLINE_MODE)
1552		return;
1553
1554	/* stop all timers associated with this hba */
1555	lpfc_stop_phba_timers(phba);
1556	vports = lpfc_create_vport_work_array(phba);
1557	if (vports != NULL)
1558		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++)
1559			lpfc_stop_vport_timers(vports[i]);
1560	lpfc_destroy_vport_work_array(vports);
1561	lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1562			"0460 Bring Adapter offline\n");
1563	/* Bring down the SLI Layer and cleanup.  The HBA is offline
1564	   now.  */
1565	lpfc_sli_hba_down(phba);
1566	spin_lock_irq(&phba->hbalock);
1567	phba->work_ha = 0;
1568	spin_unlock_irq(&phba->hbalock);
1569	vports = lpfc_create_vport_work_array(phba);
1570	if (vports != NULL)
1571		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
1572			shost = lpfc_shost_from_vport(vports[i]);
1573			spin_lock_irq(shost->host_lock);
1574			vports[i]->work_port_events = 0;
1575			vports[i]->fc_flag |= FC_OFFLINE_MODE;
1576			spin_unlock_irq(shost->host_lock);
1577		}
1578	lpfc_destroy_vport_work_array(vports);
1579}
1580
1581/******************************************************************************
1582* Function name: lpfc_scsi_free
1583*
1584* Description: Called from lpfc_pci_remove_one free internal driver resources
1585*
1586******************************************************************************/
1587static int
1588lpfc_scsi_free(struct lpfc_hba *phba)
1589{
1590	struct lpfc_scsi_buf *sb, *sb_next;
1591	struct lpfc_iocbq *io, *io_next;
1592
1593	spin_lock_irq(&phba->hbalock);
1594	/* Release all the lpfc_scsi_bufs maintained by this host. */
1595	list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) {
1596		list_del(&sb->list);
1597		pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data,
1598			      sb->dma_handle);
1599		kfree(sb);
1600		phba->total_scsi_bufs--;
1601	}
1602
1603	/* Release all the lpfc_iocbq entries maintained by this host. */
1604	list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) {
1605		list_del(&io->list);
1606		kfree(io);
1607		phba->total_iocbq_bufs--;
1608	}
1609
1610	spin_unlock_irq(&phba->hbalock);
1611
1612	return 0;
1613}
1614
1615struct lpfc_vport *
1616lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev)
1617{
1618	struct lpfc_vport *vport;
1619	struct Scsi_Host  *shost;
1620	int error = 0;
1621
1622	if (dev != &phba->pcidev->dev)
1623		shost = scsi_host_alloc(&lpfc_vport_template,
1624					sizeof(struct lpfc_vport));
1625	else
1626		shost = scsi_host_alloc(&lpfc_template,
1627					sizeof(struct lpfc_vport));
1628	if (!shost)
1629		goto out;
1630
1631	vport = (struct lpfc_vport *) shost->hostdata;
1632	vport->phba = phba;
1633
1634	vport->load_flag |= FC_LOADING;
1635	vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
1636
1637	lpfc_get_vport_cfgparam(vport);
1638	shost->unique_id = instance;
1639	shost->max_id = LPFC_MAX_TARGET;
1640	shost->max_lun = vport->cfg_max_luns;
1641	shost->this_id = -1;
1642	shost->max_cmd_len = 16;
1643	/*
1644	 * Set initial can_queue value since 0 is no longer supported and
1645	 * scsi_add_host will fail. This will be adjusted later based on the
1646	 * max xri value determined in hba setup.
1647	 */
1648	shost->can_queue = phba->cfg_hba_queue_depth - 10;
1649	if (dev != &phba->pcidev->dev) {
1650		shost->transportt = lpfc_vport_transport_template;
1651		vport->port_type = LPFC_NPIV_PORT;
1652	} else {
1653		shost->transportt = lpfc_transport_template;
1654		vport->port_type = LPFC_PHYSICAL_PORT;
1655	}
1656
1657	/* Initialize all internally managed lists. */
1658	INIT_LIST_HEAD(&vport->fc_nodes);
1659	spin_lock_init(&vport->work_port_lock);
1660
1661	init_timer(&vport->fc_disctmo);
1662	vport->fc_disctmo.function = lpfc_disc_timeout;
1663	vport->fc_disctmo.data = (unsigned long)vport;
1664
1665	init_timer(&vport->fc_fdmitmo);
1666	vport->fc_fdmitmo.function = lpfc_fdmi_tmo;
1667	vport->fc_fdmitmo.data = (unsigned long)vport;
1668
1669	init_timer(&vport->els_tmofunc);
1670	vport->els_tmofunc.function = lpfc_els_timeout;
1671	vport->els_tmofunc.data = (unsigned long)vport;
1672
1673	error = scsi_add_host(shost, dev);
1674	if (error)
1675		goto out_put_shost;
1676
1677	spin_lock_irq(&phba->hbalock);
1678	list_add_tail(&vport->listentry, &phba->port_list);
1679	spin_unlock_irq(&phba->hbalock);
1680	return vport;
1681
1682out_put_shost:
1683	scsi_host_put(shost);
1684out:
1685	return NULL;
1686}
1687
1688void
1689destroy_port(struct lpfc_vport *vport)
1690{
1691	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1692	struct lpfc_hba  *phba = vport->phba;
1693
1694	kfree(vport->vname);
1695
1696	lpfc_debugfs_terminate(vport);
1697	fc_remove_host(shost);
1698	scsi_remove_host(shost);
1699
1700	spin_lock_irq(&phba->hbalock);
1701	list_del_init(&vport->listentry);
1702	spin_unlock_irq(&phba->hbalock);
1703
1704	lpfc_cleanup(vport);
1705	return;
1706}
1707
1708int
1709lpfc_get_instance(void)
1710{
1711	int instance = 0;
1712
1713	/* Assign an unused number */
1714	if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
1715		return -1;
1716	if (idr_get_new(&lpfc_hba_index, NULL, &instance))
1717		return -1;
1718	return instance;
1719}
1720
1721/*
1722 * Note: there is no scan_start function as adapter initialization
1723 * will have asynchronously kicked off the link initialization.
1724 */
1725
1726int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time)
1727{
1728	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1729	struct lpfc_hba   *phba = vport->phba;
1730	int stat = 0;
1731
1732	spin_lock_irq(shost->host_lock);
1733
1734	if (vport->load_flag & FC_UNLOADING) {
1735		stat = 1;
1736		goto finished;
1737	}
1738	if (time >= 30 * HZ) {
1739		lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1740				"0461 Scanning longer than 30 "
1741				"seconds.  Continuing initialization\n");
1742		stat = 1;
1743		goto finished;
1744	}
1745	if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) {
1746		lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1747				"0465 Link down longer than 15 "
1748				"seconds.  Continuing initialization\n");
1749		stat = 1;
1750		goto finished;
1751	}
1752
1753	if (vport->port_state != LPFC_VPORT_READY)
1754		goto finished;
1755	if (vport->num_disc_nodes || vport->fc_prli_sent)
1756		goto finished;
1757	if (vport->fc_map_cnt == 0 && time < 2 * HZ)
1758		goto finished;
1759	if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0)
1760		goto finished;
1761
1762	stat = 1;
1763
1764finished:
1765	spin_unlock_irq(shost->host_lock);
1766	return stat;
1767}
1768
1769void lpfc_host_attrib_init(struct Scsi_Host *shost)
1770{
1771	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
1772	struct lpfc_hba   *phba = vport->phba;
1773	/*
1774	 * Set fixed host attributes.  Must done after lpfc_sli_hba_setup().
1775	 */
1776
1777	fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn);
1778	fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn);
1779	fc_host_supported_classes(shost) = FC_COS_CLASS3;
1780
1781	memset(fc_host_supported_fc4s(shost), 0,
1782	       sizeof(fc_host_supported_fc4s(shost)));
1783	fc_host_supported_fc4s(shost)[2] = 1;
1784	fc_host_supported_fc4s(shost)[7] = 1;
1785
1786	lpfc_vport_symbolic_node_name(vport, fc_host_symbolic_name(shost),
1787				 sizeof fc_host_symbolic_name(shost));
1788
1789	fc_host_supported_speeds(shost) = 0;
1790	if (phba->lmt & LMT_10Gb)
1791		fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT;
1792	if (phba->lmt & LMT_8Gb)
1793		fc_host_supported_speeds(shost) |= FC_PORTSPEED_8GBIT;
1794	if (phba->lmt & LMT_4Gb)
1795		fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT;
1796	if (phba->lmt & LMT_2Gb)
1797		fc_host_supported_speeds(shost) |= FC_PORTSPEED_2GBIT;
1798	if (phba->lmt & LMT_1Gb)
1799		fc_host_supported_speeds(shost) |= FC_PORTSPEED_1GBIT;
1800
1801	fc_host_maxframe_size(shost) =
1802		(((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
1803		(uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb;
1804
1805	/* This value is also unchanging */
1806	memset(fc_host_active_fc4s(shost), 0,
1807	       sizeof(fc_host_active_fc4s(shost)));
1808	fc_host_active_fc4s(shost)[2] = 1;
1809	fc_host_active_fc4s(shost)[7] = 1;
1810
1811	fc_host_max_npiv_vports(shost) = phba->max_vpi;
1812	spin_lock_irq(shost->host_lock);
1813	vport->load_flag &= ~FC_LOADING;
1814	spin_unlock_irq(shost->host_lock);
1815}
1816
1817static int __devinit
1818lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
1819{
1820	struct lpfc_vport *vport = NULL;
1821	struct lpfc_hba   *phba;
1822	struct lpfc_sli   *psli;
1823	struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL;
1824	struct Scsi_Host  *shost = NULL;
1825	void *ptr;
1826	unsigned long bar0map_len, bar2map_len;
1827	int error = -ENODEV, retval;
1828	int  i, hbq_count;
1829	uint16_t iotag;
1830
1831	if (pci_enable_device(pdev))
1832		goto out;
1833	if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
1834		goto out_disable_device;
1835
1836	phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL);
1837	if (!phba)
1838		goto out_release_regions;
1839
1840	spin_lock_init(&phba->hbalock);
1841
1842	phba->pcidev = pdev;
1843
1844	/* Assign an unused board number */
1845	if ((phba->brd_no = lpfc_get_instance()) < 0)
1846		goto out_free_phba;
1847
1848	INIT_LIST_HEAD(&phba->port_list);
1849	/*
1850	 * Get all the module params for configuring this host and then
1851	 * establish the host.
1852	 */
1853	lpfc_get_cfgparam(phba);
1854	phba->max_vpi = LPFC_MAX_VPI;
1855
1856	/* Initialize timers used by driver */
1857	init_timer(&phba->fc_estabtmo);
1858	phba->fc_estabtmo.function = lpfc_establish_link_tmo;
1859	phba->fc_estabtmo.data = (unsigned long)phba;
1860
1861	init_timer(&phba->hb_tmofunc);
1862	phba->hb_tmofunc.function = lpfc_hb_timeout;
1863	phba->hb_tmofunc.data = (unsigned long)phba;
1864
1865	psli = &phba->sli;
1866	init_timer(&psli->mbox_tmo);
1867	psli->mbox_tmo.function = lpfc_mbox_timeout;
1868	psli->mbox_tmo.data = (unsigned long) phba;
1869	init_timer(&phba->fcp_poll_timer);
1870	phba->fcp_poll_timer.function = lpfc_poll_timeout;
1871	phba->fcp_poll_timer.data = (unsigned long) phba;
1872	init_timer(&phba->fabric_block_timer);
1873	phba->fabric_block_timer.function = lpfc_fabric_block_timeout;
1874	phba->fabric_block_timer.data = (unsigned long) phba;
1875
1876	pci_set_master(pdev);
1877	pci_try_set_mwi(pdev);
1878
1879	if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0)
1880		if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0)
1881			goto out_idr_remove;
1882
1883	/*
1884	 * Get the bus address of Bar0 and Bar2 and the number of bytes
1885	 * required by each mapping.
1886	 */
1887	phba->pci_bar0_map = pci_resource_start(phba->pcidev, 0);
1888	bar0map_len        = pci_resource_len(phba->pcidev, 0);
1889
1890	phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2);
1891	bar2map_len        = pci_resource_len(phba->pcidev, 2);
1892
1893	/* Map HBA SLIM to a kernel virtual address. */
1894	phba->slim_memmap_p      = ioremap(phba->pci_bar0_map, bar0map_len);
1895	if (!phba->slim_memmap_p) {
1896		error = -ENODEV;
1897		dev_printk(KERN_ERR, &pdev->dev,
1898			   "ioremap failed for SLIM memory.\n");
1899		goto out_idr_remove;
1900	}
1901
1902	/* Map HBA Control Registers to a kernel virtual address. */
1903	phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len);
1904	if (!phba->ctrl_regs_memmap_p) {
1905		error = -ENODEV;
1906		dev_printk(KERN_ERR, &pdev->dev,
1907			   "ioremap failed for HBA control registers.\n");
1908		goto out_iounmap_slim;
1909	}
1910
1911	/* Allocate memory for SLI-2 structures */
1912	phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
1913					  &phba->slim2p_mapping, GFP_KERNEL);
1914	if (!phba->slim2p)
1915		goto out_iounmap;
1916
1917	memset(phba->slim2p, 0, SLI2_SLIM_SIZE);
1918
1919	phba->hbqslimp.virt = dma_alloc_coherent(&phba->pcidev->dev,
1920						 lpfc_sli_hbq_size(),
1921						 &phba->hbqslimp.phys,
1922						 GFP_KERNEL);
1923	if (!phba->hbqslimp.virt)
1924		goto out_free_slim;
1925
1926	hbq_count = lpfc_sli_hbq_count();
1927	ptr = phba->hbqslimp.virt;
1928	for (i = 0; i < hbq_count; ++i) {
1929		phba->hbqs[i].hbq_virt = ptr;
1930		INIT_LIST_HEAD(&phba->hbqs[i].hbq_buffer_list);
1931		ptr += (lpfc_hbq_defs[i]->entry_count *
1932			sizeof(struct lpfc_hbq_entry));
1933	}
1934	phba->hbqs[LPFC_ELS_HBQ].hbq_alloc_buffer = lpfc_els_hbq_alloc;
1935	phba->hbqs[LPFC_ELS_HBQ].hbq_free_buffer  = lpfc_els_hbq_free;
1936
1937	memset(phba->hbqslimp.virt, 0, lpfc_sli_hbq_size());
1938
1939	/* Initialize the SLI Layer to run with lpfc HBAs. */
1940	lpfc_sli_setup(phba);
1941	lpfc_sli_queue_setup(phba);
1942
1943	retval = lpfc_mem_alloc(phba);
1944	if (retval) {
1945		error = retval;
1946		goto out_free_hbqslimp;
1947	}
1948
1949	/* Initialize and populate the iocb list per host.  */
1950	INIT_LIST_HEAD(&phba->lpfc_iocb_list);
1951	for (i = 0; i < LPFC_IOCB_LIST_CNT; i++) {
1952		iocbq_entry = kzalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL);
1953		if (iocbq_entry == NULL) {
1954			printk(KERN_ERR "%s: only allocated %d iocbs of "
1955				"expected %d count. Unloading driver.\n",
1956				__FUNCTION__, i, LPFC_IOCB_LIST_CNT);
1957			error = -ENOMEM;
1958			goto out_free_iocbq;
1959		}
1960
1961		iotag = lpfc_sli_next_iotag(phba, iocbq_entry);
1962		if (iotag == 0) {
1963			kfree (iocbq_entry);
1964			printk(KERN_ERR "%s: failed to allocate IOTAG. "
1965			       "Unloading driver.\n",
1966				__FUNCTION__);
1967			error = -ENOMEM;
1968			goto out_free_iocbq;
1969		}
1970
1971		spin_lock_irq(&phba->hbalock);
1972		list_add(&iocbq_entry->list, &phba->lpfc_iocb_list);
1973		phba->total_iocbq_bufs++;
1974		spin_unlock_irq(&phba->hbalock);
1975	}
1976
1977	/* Initialize HBA structure */
1978	phba->fc_edtov = FF_DEF_EDTOV;
1979	phba->fc_ratov = FF_DEF_RATOV;
1980	phba->fc_altov = FF_DEF_ALTOV;
1981	phba->fc_arbtov = FF_DEF_ARBTOV;
1982
1983	INIT_LIST_HEAD(&phba->work_list);
1984	phba->work_ha_mask = (HA_ERATT|HA_MBATT|HA_LATT);
1985	phba->work_ha_mask |= (HA_RXMASK << (LPFC_ELS_RING * 4));
1986
1987	/* Startup the kernel thread for this host adapter. */
1988	phba->worker_thread = kthread_run(lpfc_do_work, phba,
1989				       "lpfc_worker_%d", phba->brd_no);
1990	if (IS_ERR(phba->worker_thread)) {
1991		error = PTR_ERR(phba->worker_thread);
1992		goto out_free_iocbq;
1993	}
1994
1995	/* Initialize the list of scsi buffers used by driver for scsi IO. */
1996	spin_lock_init(&phba->scsi_buf_list_lock);
1997	INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list);
1998
1999	/* Initialize list of fabric iocbs */
2000	INIT_LIST_HEAD(&phba->fabric_iocb_list);
2001
2002	vport = lpfc_create_port(phba, phba->brd_no, &phba->pcidev->dev);
2003	if (!vport)
2004		goto out_kthread_stop;
2005
2006	shost = lpfc_shost_from_vport(vport);
2007	phba->pport = vport;
2008	lpfc_debugfs_initialize(vport);
2009
2010	pci_set_drvdata(pdev, shost);
2011
2012	if (phba->cfg_use_msi) {
2013		retval = pci_enable_msi(phba->pcidev);
2014		if (!retval)
2015			phba->using_msi = 1;
2016		else
2017			lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
2018					"0452 Enable MSI failed, continuing "
2019					"with IRQ\n");
2020	}
2021
2022	retval = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
2023			    LPFC_DRIVER_NAME, phba);
2024	if (retval) {
2025		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
2026			"0451 Enable interrupt handler failed\n");
2027		error = retval;
2028		goto out_disable_msi;
2029	}
2030
2031	phba->MBslimaddr = phba->slim_memmap_p;
2032	phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET;
2033	phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET;
2034	phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET;
2035	phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;
2036
2037	if (lpfc_alloc_sysfs_attr(vport)) {
2038		error = -ENOMEM;
2039		goto out_free_irq;
2040	}
2041
2042	if (lpfc_sli_hba_setup(phba)) {
2043		error = -ENODEV;
2044		goto out_remove_device;
2045	}
2046
2047	/*
2048	 * hba setup may have changed the hba_queue_depth so we need to adjust
2049	 * the value of can_queue.
2050	 */
2051	shost->can_queue = phba->cfg_hba_queue_depth - 10;
2052
2053	lpfc_host_attrib_init(shost);
2054
2055	if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
2056		spin_lock_irq(shost->host_lock);
2057		lpfc_poll_start_timer(phba);
2058		spin_unlock_irq(shost->host_lock);
2059	}
2060
2061	scsi_scan_host(shost);
2062
2063	return 0;
2064
2065out_remove_device:
2066	lpfc_free_sysfs_attr(vport);
2067	spin_lock_irq(shost->host_lock);
2068	vport->load_flag |= FC_UNLOADING;
2069	spin_unlock_irq(shost->host_lock);
2070out_free_irq:
2071	lpfc_stop_phba_timers(phba);
2072	phba->pport->work_port_events = 0;
2073	free_irq(phba->pcidev->irq, phba);
2074out_disable_msi:
2075	if (phba->using_msi)
2076		pci_disable_msi(phba->pcidev);
2077	destroy_port(vport);
2078out_kthread_stop:
2079	kthread_stop(phba->worker_thread);
2080out_free_iocbq:
2081	list_for_each_entry_safe(iocbq_entry, iocbq_next,
2082						&phba->lpfc_iocb_list, list) {
2083		kfree(iocbq_entry);
2084		phba->total_iocbq_bufs--;
2085	}
2086	lpfc_mem_free(phba);
2087out_free_hbqslimp:
2088	dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
2089			  phba->hbqslimp.phys);
2090out_free_slim:
2091	dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p,
2092							phba->slim2p_mapping);
2093out_iounmap:
2094	iounmap(phba->ctrl_regs_memmap_p);
2095out_iounmap_slim:
2096	iounmap(phba->slim_memmap_p);
2097out_idr_remove:
2098	idr_remove(&lpfc_hba_index, phba->brd_no);
2099out_free_phba:
2100	kfree(phba);
2101out_release_regions:
2102	pci_release_regions(pdev);
2103out_disable_device:
2104	pci_disable_device(pdev);
2105out:
2106	pci_set_drvdata(pdev, NULL);
2107	if (shost)
2108		scsi_host_put(shost);
2109	return error;
2110}
2111
2112static void __devexit
2113lpfc_pci_remove_one(struct pci_dev *pdev)
2114{
2115	struct Scsi_Host  *shost = pci_get_drvdata(pdev);
2116	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
2117	struct lpfc_hba   *phba = vport->phba;
2118	spin_lock_irq(&phba->hbalock);
2119	vport->load_flag |= FC_UNLOADING;
2120	spin_unlock_irq(&phba->hbalock);
2121
2122	kfree(vport->vname);
2123	lpfc_free_sysfs_attr(vport);
2124
2125	fc_remove_host(shost);
2126	scsi_remove_host(shost);
2127	lpfc_cleanup(vport);
2128
2129	/*
2130	 * Bring down the SLI Layer. This step disable all interrupts,
2131	 * clears the rings, discards all mailbox commands, and resets
2132	 * the HBA.
2133	 */
2134	lpfc_sli_hba_down(phba);
2135	lpfc_sli_brdrestart(phba);
2136
2137	lpfc_stop_phba_timers(phba);
2138	spin_lock_irq(&phba->hbalock);
2139	list_del_init(&vport->listentry);
2140	spin_unlock_irq(&phba->hbalock);
2141
2142	lpfc_debugfs_terminate(vport);
2143
2144	kthread_stop(phba->worker_thread);
2145
2146	/* Release the irq reservation */
2147	free_irq(phba->pcidev->irq, phba);
2148	if (phba->using_msi)
2149		pci_disable_msi(phba->pcidev);
2150
2151	pci_set_drvdata(pdev, NULL);
2152	scsi_host_put(shost);
2153
2154	/*
2155	 * Call scsi_free before mem_free since scsi bufs are released to their
2156	 * corresponding pools here.
2157	 */
2158	lpfc_scsi_free(phba);
2159	lpfc_mem_free(phba);
2160
2161	dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
2162			  phba->hbqslimp.phys);
2163
2164	/* Free resources associated with SLI2 interface */
2165	dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE,
2166			  phba->slim2p, phba->slim2p_mapping);
2167
2168	/* unmap adapter SLIM and Control Registers */
2169	iounmap(phba->ctrl_regs_memmap_p);
2170	iounmap(phba->slim_memmap_p);
2171
2172	idr_remove(&lpfc_hba_index, phba->brd_no);
2173
2174	kfree(phba);
2175
2176	pci_release_regions(pdev);
2177	pci_disable_device(pdev);
2178}
2179
2180/**
2181 * lpfc_io_error_detected - called when PCI error is detected
2182 * @pdev: Pointer to PCI device
2183 * @state: The current pci conneection state
2184 *
2185 * This function is called after a PCI bus error affecting
2186 * this device has been detected.
2187 */
2188static pci_ers_result_t lpfc_io_error_detected(struct pci_dev *pdev,
2189				pci_channel_state_t state)
2190{
2191	struct Scsi_Host *shost = pci_get_drvdata(pdev);
2192	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
2193	struct lpfc_sli *psli = &phba->sli;
2194	struct lpfc_sli_ring  *pring;
2195
2196	if (state == pci_channel_io_perm_failure)
2197		return PCI_ERS_RESULT_DISCONNECT;
2198
2199	pci_disable_device(pdev);
2200	/*
2201	 * There may be I/Os dropped by the firmware.
2202	 * Error iocb (I/O) on txcmplq and let the SCSI layer
2203	 * retry it after re-establishing link.
2204	 */
2205	pring = &psli->ring[psli->fcp_ring];
2206	lpfc_sli_abort_iocb_ring(phba, pring);
2207
2208	/* Release the irq reservation */
2209	free_irq(phba->pcidev->irq, phba);
2210	if (phba->using_msi)
2211		pci_disable_msi(phba->pcidev);
2212
2213	/* Request a slot reset. */
2214	return PCI_ERS_RESULT_NEED_RESET;
2215}
2216
2217/**
2218 * lpfc_io_slot_reset - called after the pci bus has been reset.
2219 * @pdev: Pointer to PCI device
2220 *
2221 * Restart the card from scratch, as if from a cold-boot.
2222 */
2223static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev)
2224{
2225	struct Scsi_Host *shost = pci_get_drvdata(pdev);
2226	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
2227	struct lpfc_sli *psli = &phba->sli;
2228	int bars = pci_select_bars(pdev, IORESOURCE_MEM);
2229
2230	dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n");
2231	if (pci_enable_device_bars(pdev, bars)) {
2232		printk(KERN_ERR "lpfc: Cannot re-enable "
2233			"PCI device after reset.\n");
2234		return PCI_ERS_RESULT_DISCONNECT;
2235	}
2236
2237	pci_set_master(pdev);
2238
2239	/* Re-establishing Link */
2240	spin_lock_irq(shost->host_lock);
2241	phba->pport->fc_flag |= FC_ESTABLISH_LINK;
2242	spin_unlock_irq(shost->host_lock);
2243
2244	spin_lock_irq(&phba->hbalock);
2245	psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
2246	spin_unlock_irq(&phba->hbalock);
2247
2248
2249	/* Take device offline; this will perform cleanup */
2250	lpfc_offline(phba);
2251	lpfc_sli_brdrestart(phba);
2252
2253	return PCI_ERS_RESULT_RECOVERED;
2254}
2255
2256/**
2257 * lpfc_io_resume - called when traffic can start flowing again.
2258 * @pdev: Pointer to PCI device
2259 *
2260 * This callback is called when the error recovery driver tells us that
2261 * its OK to resume normal operation.
2262 */
2263static void lpfc_io_resume(struct pci_dev *pdev)
2264{
2265	struct Scsi_Host *shost = pci_get_drvdata(pdev);
2266	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
2267
2268	if (lpfc_online(phba) == 0) {
2269		mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
2270	}
2271}
2272
2273static struct pci_device_id lpfc_id_table[] = {
2274	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER,
2275		PCI_ANY_ID, PCI_ANY_ID, },
2276	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_FIREFLY,
2277		PCI_ANY_ID, PCI_ANY_ID, },
2278	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_THOR,
2279		PCI_ANY_ID, PCI_ANY_ID, },
2280	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PEGASUS,
2281		PCI_ANY_ID, PCI_ANY_ID, },
2282	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_CENTAUR,
2283		PCI_ANY_ID, PCI_ANY_ID, },
2284	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_DRAGONFLY,
2285		PCI_ANY_ID, PCI_ANY_ID, },
2286	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SUPERFLY,
2287		PCI_ANY_ID, PCI_ANY_ID, },
2288	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_RFLY,
2289		PCI_ANY_ID, PCI_ANY_ID, },
2290	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PFLY,
2291		PCI_ANY_ID, PCI_ANY_ID, },
2292	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE,
2293		PCI_ANY_ID, PCI_ANY_ID, },
2294	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_SCSP,
2295		PCI_ANY_ID, PCI_ANY_ID, },
2296	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_DCSP,
2297		PCI_ANY_ID, PCI_ANY_ID, },
2298	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS,
2299		PCI_ANY_ID, PCI_ANY_ID, },
2300	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_SCSP,
2301		PCI_ANY_ID, PCI_ANY_ID, },
2302	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_DCSP,
2303		PCI_ANY_ID, PCI_ANY_ID, },
2304	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BMID,
2305		PCI_ANY_ID, PCI_ANY_ID, },
2306	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BSMB,
2307		PCI_ANY_ID, PCI_ANY_ID, },
2308	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR,
2309		PCI_ANY_ID, PCI_ANY_ID, },
2310	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_SCSP,
2311		PCI_ANY_ID, PCI_ANY_ID, },
2312	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_DCSP,
2313		PCI_ANY_ID, PCI_ANY_ID, },
2314	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZMID,
2315		PCI_ANY_ID, PCI_ANY_ID, },
2316	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZSMB,
2317		PCI_ANY_ID, PCI_ANY_ID, },
2318	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_TFLY,
2319		PCI_ANY_ID, PCI_ANY_ID, },
2320	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP101,
2321		PCI_ANY_ID, PCI_ANY_ID, },
2322	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP10000S,
2323		PCI_ANY_ID, PCI_ANY_ID, },
2324	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP11000S,
2325		PCI_ANY_ID, PCI_ANY_ID, },
2326	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LPE11000S,
2327		PCI_ANY_ID, PCI_ANY_ID, },
2328	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT,
2329		PCI_ANY_ID, PCI_ANY_ID, },
2330	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_MID,
2331		PCI_ANY_ID, PCI_ANY_ID, },
2332	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SMB,
2333		PCI_ANY_ID, PCI_ANY_ID, },
2334	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_DCSP,
2335		PCI_ANY_ID, PCI_ANY_ID, },
2336	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SCSP,
2337		PCI_ANY_ID, PCI_ANY_ID, },
2338	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_S,
2339		PCI_ANY_ID, PCI_ANY_ID, },
2340	{ 0 }
2341};
2342
2343MODULE_DEVICE_TABLE(pci, lpfc_id_table);
2344
2345static struct pci_error_handlers lpfc_err_handler = {
2346	.error_detected = lpfc_io_error_detected,
2347	.slot_reset = lpfc_io_slot_reset,
2348	.resume = lpfc_io_resume,
2349};
2350
2351static struct pci_driver lpfc_driver = {
2352	.name		= LPFC_DRIVER_NAME,
2353	.id_table	= lpfc_id_table,
2354	.probe		= lpfc_pci_probe_one,
2355	.remove		= __devexit_p(lpfc_pci_remove_one),
2356	.err_handler    = &lpfc_err_handler,
2357};
2358
2359static int __init
2360lpfc_init(void)
2361{
2362	int error = 0;
2363
2364	printk(LPFC_MODULE_DESC "\n");
2365	printk(LPFC_COPYRIGHT "\n");
2366
2367	if (lpfc_enable_npiv) {
2368		lpfc_transport_functions.vport_create = lpfc_vport_create;
2369		lpfc_transport_functions.vport_delete = lpfc_vport_delete;
2370	}
2371	lpfc_transport_template =
2372				fc_attach_transport(&lpfc_transport_functions);
2373	if (lpfc_transport_template == NULL)
2374		return -ENOMEM;
2375	if (lpfc_enable_npiv) {
2376		lpfc_vport_transport_template =
2377			fc_attach_transport(&lpfc_vport_transport_functions);
2378		if (lpfc_vport_transport_template == NULL) {
2379			fc_release_transport(lpfc_transport_template);
2380			return -ENOMEM;
2381		}
2382	}
2383	error = pci_register_driver(&lpfc_driver);
2384	if (error) {
2385		fc_release_transport(lpfc_transport_template);
2386		fc_release_transport(lpfc_vport_transport_template);
2387	}
2388
2389	return error;
2390}
2391
2392static void __exit
2393lpfc_exit(void)
2394{
2395	pci_unregister_driver(&lpfc_driver);
2396	fc_release_transport(lpfc_transport_template);
2397	if (lpfc_enable_npiv)
2398		fc_release_transport(lpfc_vport_transport_template);
2399}
2400
2401module_init(lpfc_init);
2402module_exit(lpfc_exit);
2403MODULE_LICENSE("GPL");
2404MODULE_DESCRIPTION(LPFC_MODULE_DESC);
2405MODULE_AUTHOR("Emulex Corporation - tech.support@emulex.com");
2406MODULE_VERSION("0:" LPFC_DRIVER_VERSION);
2407