lpfc_init.c 64.9 KB
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/*******************************************************************
 * This file is part of the Emulex Linux Device Driver for         *
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 * Fibre Channel Host Bus Adapters.                                *
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 * Copyright (C) 2004-2007 Emulex.  All rights reserved.           *
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 * EMULEX and SLI are trademarks of Emulex.                        *
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 * www.emulex.com                                                  *
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 * Portions Copyright (C) 2004-2005 Christoph Hellwig              *
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 *                                                                 *
 * This program is free software; you can redistribute it and/or   *
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 * modify it under the terms of version 2 of the GNU General       *
 * Public License as published by the Free Software Foundation.    *
 * This program is distributed in the hope that it will be useful. *
 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
 * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
 * more details, a copy of which can be found in the file COPYING  *
 * included with this package.                                     *
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 *******************************************************************/

#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/idr.h>
#include <linux/interrupt.h>
#include <linux/kthread.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
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#include <linux/ctype.h>
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#include <scsi/scsi.h>
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#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>

#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
#include "lpfc.h"
#include "lpfc_logmsg.h"
#include "lpfc_crtn.h"
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#include "lpfc_vport.h"
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#include "lpfc_version.h"

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static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
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static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *);
static int lpfc_post_rcv_buf(struct lpfc_hba *);

static struct scsi_transport_template *lpfc_transport_template = NULL;
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static struct scsi_transport_template *lpfc_vport_transport_template = NULL;
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static DEFINE_IDR(lpfc_hba_index);

/************************************************************************/
/*                                                                      */
/*    lpfc_config_port_prep                                             */
/*    This routine will do LPFC initialization prior to the             */
/*    CONFIG_PORT mailbox command. This will be initialized             */
/*    as a SLI layer callback routine.                                  */
/*    This routine returns 0 on success or -ERESTART if it wants        */
/*    the SLI layer to reset the HBA and try again. Any                 */
/*    other return value indicates an error.                            */
/*                                                                      */
/************************************************************************/
int
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lpfc_config_port_prep(struct lpfc_hba *phba)
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{
	lpfc_vpd_t *vp = &phba->vpd;
	int i = 0, rc;
	LPFC_MBOXQ_t *pmb;
	MAILBOX_t *mb;
	char *lpfc_vpd_data = NULL;
	uint16_t offset = 0;
	static char licensed[56] =
		    "key unlock for use with gnu public licensed code only\0";
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	static int init_key = 1;
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	pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
	if (!pmb) {
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		phba->link_state = LPFC_HBA_ERROR;
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		return -ENOMEM;
	}

	mb = &pmb->mb;
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	phba->link_state = LPFC_INIT_MBX_CMDS;
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	if (lpfc_is_LC_HBA(phba->pcidev->device)) {
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		if (init_key) {
			uint32_t *ptext = (uint32_t *) licensed;
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			for (i = 0; i < 56; i += sizeof (uint32_t), ptext++)
				*ptext = cpu_to_be32(*ptext);
			init_key = 0;
		}
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		lpfc_read_nv(phba, pmb);
		memset((char*)mb->un.varRDnvp.rsvd3, 0,
			sizeof (mb->un.varRDnvp.rsvd3));
		memcpy((char*)mb->un.varRDnvp.rsvd3, licensed,
			 sizeof (licensed));

		rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);

		if (rc != MBX_SUCCESS) {
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			lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
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					"0324 Config Port initialization "
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					"error, mbxCmd x%x READ_NVPARM, "
					"mbxStatus x%x\n",
					mb->mbxCommand, mb->mbxStatus);
			mempool_free(pmb, phba->mbox_mem_pool);
			return -ERESTART;
		}
		memcpy(phba->wwnn, (char *)mb->un.varRDnvp.nodename,
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		       sizeof(phba->wwnn));
		memcpy(phba->wwpn, (char *)mb->un.varRDnvp.portname,
		       sizeof(phba->wwpn));
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	}

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	phba->sli3_options = 0x0;

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	/* Setup and issue mailbox READ REV command */
	lpfc_read_rev(phba, pmb);
	rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
	if (rc != MBX_SUCCESS) {
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		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
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				"0439 Adapter failed to init, mbxCmd x%x "
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				"READ_REV, mbxStatus x%x\n",
				mb->mbxCommand, mb->mbxStatus);
		mempool_free( pmb, phba->mbox_mem_pool);
		return -ERESTART;
	}

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	/*
	 * The value of rr must be 1 since the driver set the cv field to 1.
	 * This setting requires the FW to set all revision fields.
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	 */
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	if (mb->un.varRdRev.rr == 0) {
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		vp->rev.rBit = 0;
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		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
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				"0440 Adapter failed to init, READ_REV has "
				"missing revision information.\n");
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		mempool_free(pmb, phba->mbox_mem_pool);
		return -ERESTART;
	}

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	if (phba->sli_rev == 3 && !mb->un.varRdRev.v3rsp)
		return -EINVAL;

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	/* Save information as VPD data */
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	vp->rev.rBit = 1;
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	memcpy(&vp->sli3Feat, &mb->un.varRdRev.sli3Feat, sizeof(uint32_t));
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	vp->rev.sli1FwRev = mb->un.varRdRev.sli1FwRev;
	memcpy(vp->rev.sli1FwName, (char*) mb->un.varRdRev.sli1FwName, 16);
	vp->rev.sli2FwRev = mb->un.varRdRev.sli2FwRev;
	memcpy(vp->rev.sli2FwName, (char *) mb->un.varRdRev.sli2FwName, 16);
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	vp->rev.biuRev = mb->un.varRdRev.biuRev;
	vp->rev.smRev = mb->un.varRdRev.smRev;
	vp->rev.smFwRev = mb->un.varRdRev.un.smFwRev;
	vp->rev.endecRev = mb->un.varRdRev.endecRev;
	vp->rev.fcphHigh = mb->un.varRdRev.fcphHigh;
	vp->rev.fcphLow = mb->un.varRdRev.fcphLow;
	vp->rev.feaLevelHigh = mb->un.varRdRev.feaLevelHigh;
	vp->rev.feaLevelLow = mb->un.varRdRev.feaLevelLow;
	vp->rev.postKernRev = mb->un.varRdRev.postKernRev;
	vp->rev.opFwRev = mb->un.varRdRev.opFwRev;

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	/* If the sli feature level is less then 9, we must
	 * tear down all RPIs and VPIs on link down if NPIV
	 * is enabled.
	 */
	if (vp->rev.feaLevelHigh < 9)
		phba->sli3_options |= LPFC_SLI3_VPORT_TEARDOWN;

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	if (lpfc_is_LC_HBA(phba->pcidev->device))
		memcpy(phba->RandomData, (char *)&mb->un.varWords[24],
						sizeof (phba->RandomData));

	/* Get adapter VPD information */
	pmb->context2 = kmalloc(DMP_RSP_SIZE, GFP_KERNEL);
	if (!pmb->context2)
		goto out_free_mbox;
	lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL);
	if (!lpfc_vpd_data)
		goto out_free_context2;

	do {
		lpfc_dump_mem(phba, pmb, offset);
		rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);

		if (rc != MBX_SUCCESS) {
			lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
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					"0441 VPD not present on adapter, "
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					"mbxCmd x%x DUMP VPD, mbxStatus x%x\n",
					mb->mbxCommand, mb->mbxStatus);
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			mb->un.varDmp.word_cnt = 0;
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		}
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		if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset)
			mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset;
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		lpfc_sli_pcimem_bcopy(pmb->context2, lpfc_vpd_data + offset,
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				      mb->un.varDmp.word_cnt);
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		offset += mb->un.varDmp.word_cnt;
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	} while (mb->un.varDmp.word_cnt && offset < DMP_VPD_SIZE);
	lpfc_parse_vpd(phba, lpfc_vpd_data, offset);
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	kfree(lpfc_vpd_data);
out_free_context2:
	kfree(pmb->context2);
out_free_mbox:
	mempool_free(pmb, phba->mbox_mem_pool);
	return 0;
}

/************************************************************************/
/*                                                                      */
/*    lpfc_config_port_post                                             */
/*    This routine will do LPFC initialization after the                */
/*    CONFIG_PORT mailbox command. This will be initialized             */
/*    as a SLI layer callback routine.                                  */
/*    This routine returns 0 on success. Any other return value         */
/*    indicates an error.                                               */
/*                                                                      */
/************************************************************************/
int
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lpfc_config_port_post(struct lpfc_hba *phba)
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{
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	struct lpfc_vport *vport = phba->pport;
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	LPFC_MBOXQ_t *pmb;
	MAILBOX_t *mb;
	struct lpfc_dmabuf *mp;
	struct lpfc_sli *psli = &phba->sli;
	uint32_t status, timeout;
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	int i, j;
	int rc;
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	pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
	if (!pmb) {
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		phba->link_state = LPFC_HBA_ERROR;
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		return -ENOMEM;
	}
	mb = &pmb->mb;

	/* Get login parameters for NID.  */
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	lpfc_read_sparam(phba, pmb, 0);
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	pmb->vport = vport;
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	if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
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		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
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				"0448 Adapter failed init, mbxCmd x%x "
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				"READ_SPARM mbxStatus x%x\n",
				mb->mbxCommand, mb->mbxStatus);
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		phba->link_state = LPFC_HBA_ERROR;
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		mp = (struct lpfc_dmabuf *) pmb->context1;
		mempool_free( pmb, phba->mbox_mem_pool);
		lpfc_mbuf_free(phba, mp->virt, mp->phys);
		kfree(mp);
		return -EIO;
	}

	mp = (struct lpfc_dmabuf *) pmb->context1;

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	memcpy(&vport->fc_sparam, mp->virt, sizeof (struct serv_parm));
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	lpfc_mbuf_free(phba, mp->virt, mp->phys);
	kfree(mp);
	pmb->context1 = NULL;

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	if (phba->cfg_soft_wwnn)
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		u64_to_wwn(phba->cfg_soft_wwnn,
			   vport->fc_sparam.nodeName.u.wwn);
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	if (phba->cfg_soft_wwpn)
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		u64_to_wwn(phba->cfg_soft_wwpn,
			   vport->fc_sparam.portName.u.wwn);
	memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName,
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	       sizeof (struct lpfc_name));
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	memcpy(&vport->fc_portname, &vport->fc_sparam.portName,
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	       sizeof (struct lpfc_name));
	/* If no serial number in VPD data, use low 6 bytes of WWNN */
	/* This should be consolidated into parse_vpd ? - mr */
	if (phba->SerialNumber[0] == 0) {
		uint8_t *outptr;

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		outptr = &vport->fc_nodename.u.s.IEEE[0];
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		for (i = 0; i < 12; i++) {
			status = *outptr++;
			j = ((status & 0xf0) >> 4);
			if (j <= 9)
				phba->SerialNumber[i] =
				    (char)((uint8_t) 0x30 + (uint8_t) j);
			else
				phba->SerialNumber[i] =
				    (char)((uint8_t) 0x61 + (uint8_t) (j - 10));
			i++;
			j = (status & 0xf);
			if (j <= 9)
				phba->SerialNumber[i] =
				    (char)((uint8_t) 0x30 + (uint8_t) j);
			else
				phba->SerialNumber[i] =
				    (char)((uint8_t) 0x61 + (uint8_t) (j - 10));
		}
	}

	lpfc_read_config(phba, pmb);
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	pmb->vport = vport;
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	if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
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		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
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				"0453 Adapter failed to init, mbxCmd x%x "
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				"READ_CONFIG, mbxStatus x%x\n",
				mb->mbxCommand, mb->mbxStatus);
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		phba->link_state = LPFC_HBA_ERROR;
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		mempool_free( pmb, phba->mbox_mem_pool);
		return -EIO;
	}

	/* Reset the DFT_HBA_Q_DEPTH to the max xri  */
	if (phba->cfg_hba_queue_depth > (mb->un.varRdConfig.max_xri+1))
		phba->cfg_hba_queue_depth =
			mb->un.varRdConfig.max_xri + 1;

	phba->lmt = mb->un.varRdConfig.lmt;
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	/* Get the default values for Model Name and Description */
	lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);

	if ((phba->cfg_link_speed > LINK_SPEED_10G)
	    || ((phba->cfg_link_speed == LINK_SPEED_1G)
		&& !(phba->lmt & LMT_1Gb))
	    || ((phba->cfg_link_speed == LINK_SPEED_2G)
		&& !(phba->lmt & LMT_2Gb))
	    || ((phba->cfg_link_speed == LINK_SPEED_4G)
		&& !(phba->lmt & LMT_4Gb))
	    || ((phba->cfg_link_speed == LINK_SPEED_8G)
		&& !(phba->lmt & LMT_8Gb))
	    || ((phba->cfg_link_speed == LINK_SPEED_10G)
		&& !(phba->lmt & LMT_10Gb))) {
		/* Reset link speed to auto */
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		lpfc_printf_log(phba, KERN_WARNING, LOG_LINK_EVENT,
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			"1302 Invalid speed for this board: "
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			"Reset link speed to auto: x%x\n",
			phba->cfg_link_speed);
			phba->cfg_link_speed = LINK_SPEED_AUTO;
	}

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	phba->link_state = LPFC_LINK_DOWN;
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	/* Only process IOCBs on ring 0 till hba_state is READY */
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	if (psli->ring[psli->extra_ring].cmdringaddr)
		psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT;
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	if (psli->ring[psli->fcp_ring].cmdringaddr)
		psli->ring[psli->fcp_ring].flag |= LPFC_STOP_IOCB_EVENT;
	if (psli->ring[psli->next_ring].cmdringaddr)
		psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT;

	/* Post receive buffers for desired rings */
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	if (phba->sli_rev != 3)
		lpfc_post_rcv_buf(phba);
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	/* Enable appropriate host interrupts */
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	spin_lock_irq(&phba->hbalock);
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	status = readl(phba->HCregaddr);
	status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA;
	if (psli->num_rings > 0)
		status |= HC_R0INT_ENA;
	if (psli->num_rings > 1)
		status |= HC_R1INT_ENA;
	if (psli->num_rings > 2)
		status |= HC_R2INT_ENA;
	if (psli->num_rings > 3)
		status |= HC_R3INT_ENA;

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	if ((phba->cfg_poll & ENABLE_FCP_RING_POLLING) &&
	    (phba->cfg_poll & DISABLE_FCP_RING_INT))
		status &= ~(HC_R0INT_ENA << LPFC_FCP_RING);

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	writel(status, phba->HCregaddr);
	readl(phba->HCregaddr); /* flush */
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	spin_unlock_irq(&phba->hbalock);
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	/*
	 * Setup the ring 0 (els)  timeout handler
	 */
	timeout = phba->fc_ratov << 1;
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	mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout);
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	mod_timer(&phba->hb_tmofunc, jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
	phba->hb_outstanding = 0;
	phba->last_completion_time = jiffies;
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	lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed);
	pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
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	pmb->vport = vport;
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	rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
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	lpfc_set_loopback_flag(phba);
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	if (rc != MBX_SUCCESS) {
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		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
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				"0454 Adapter failed to init, mbxCmd x%x "
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				"INIT_LINK, mbxStatus x%x\n",
				mb->mbxCommand, mb->mbxStatus);

		/* Clear all interrupt enable conditions */
		writel(0, phba->HCregaddr);
		readl(phba->HCregaddr); /* flush */
		/* Clear all pending interrupts */
		writel(0xffffffff, phba->HAregaddr);
		readl(phba->HAregaddr); /* flush */

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		phba->link_state = LPFC_HBA_ERROR;
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		if (rc != MBX_BUSY)
			mempool_free(pmb, phba->mbox_mem_pool);
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		return -EIO;
	}
	/* MBOX buffer will be freed in mbox compl */

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	return (0);
}

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/************************************************************************/
/*                                                                      */
/*    lpfc_hba_down_prep                                                */
/*    This routine will do LPFC uninitialization before the             */
/*    HBA is reset when bringing down the SLI Layer. This will be       */
/*    initialized as a SLI layer callback routine.                      */
/*    This routine returns 0 on success. Any other return value         */
/*    indicates an error.                                               */
/*                                                                      */
/************************************************************************/
int
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lpfc_hba_down_prep(struct lpfc_hba *phba)
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{
	/* Disable interrupts */
	writel(0, phba->HCregaddr);
	readl(phba->HCregaddr); /* flush */

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	lpfc_cleanup_discovery_resources(phba->pport);
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	return 0;
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}

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/************************************************************************/
/*                                                                      */
/*    lpfc_hba_down_post                                                */
/*    This routine will do uninitialization after the HBA is reset      */
/*    when bringing down the SLI Layer.                                 */
/*    This routine returns 0 on success. Any other return value         */
/*    indicates an error.                                               */
/*                                                                      */
/************************************************************************/
int
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lpfc_hba_down_post(struct lpfc_hba *phba)
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{
	struct lpfc_sli *psli = &phba->sli;
	struct lpfc_sli_ring *pring;
	struct lpfc_dmabuf *mp, *next_mp;
	int i;

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	if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)
		lpfc_sli_hbqbuf_free_all(phba);
	else {
		/* Cleanup preposted buffers on the ELS ring */
		pring = &psli->ring[LPFC_ELS_RING];
		list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
			list_del(&mp->list);
			pring->postbufq_cnt--;
			lpfc_mbuf_free(phba, mp->virt, mp->phys);
			kfree(mp);
		}
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	}

	for (i = 0; i < psli->num_rings; i++) {
		pring = &psli->ring[i];
		lpfc_sli_abort_iocb_ring(phba, pring);
	}

	return 0;
}

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/* HBA heart beat timeout handler */
void
lpfc_hb_timeout(unsigned long ptr)
{
	struct lpfc_hba *phba;
	unsigned long iflag;

	phba = (struct lpfc_hba *)ptr;
	spin_lock_irqsave(&phba->pport->work_port_lock, iflag);
	if (!(phba->pport->work_port_events & WORKER_HB_TMO))
		phba->pport->work_port_events |= WORKER_HB_TMO;
	spin_unlock_irqrestore(&phba->pport->work_port_lock, iflag);

	if (phba->work_wait)
		wake_up(phba->work_wait);
	return;
}

static void
lpfc_hb_mbox_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq)
{
	unsigned long drvr_flag;

	spin_lock_irqsave(&phba->hbalock, drvr_flag);
	phba->hb_outstanding = 0;
	spin_unlock_irqrestore(&phba->hbalock, drvr_flag);

	mempool_free(pmboxq, phba->mbox_mem_pool);
	if (!(phba->pport->fc_flag & FC_OFFLINE_MODE) &&
		!(phba->link_state == LPFC_HBA_ERROR) &&
505
		!(phba->pport->load_flag & FC_UNLOADING))
J
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506 507 508 509 510 511 512 513 514 515 516 517 518
		mod_timer(&phba->hb_tmofunc,
			jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
	return;
}

void
lpfc_hb_timeout_handler(struct lpfc_hba *phba)
{
	LPFC_MBOXQ_t *pmboxq;
	int retval;
	struct lpfc_sli *psli = &phba->sli;

	if ((phba->link_state == LPFC_HBA_ERROR) ||
519
		(phba->pport->load_flag & FC_UNLOADING) ||
J
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520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572
		(phba->pport->fc_flag & FC_OFFLINE_MODE))
		return;

	spin_lock_irq(&phba->pport->work_port_lock);
	/* If the timer is already canceled do nothing */
	if (!(phba->pport->work_port_events & WORKER_HB_TMO)) {
		spin_unlock_irq(&phba->pport->work_port_lock);
		return;
	}

	if (time_after(phba->last_completion_time + LPFC_HB_MBOX_INTERVAL * HZ,
		jiffies)) {
		spin_unlock_irq(&phba->pport->work_port_lock);
		if (!phba->hb_outstanding)
			mod_timer(&phba->hb_tmofunc,
				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
		else
			mod_timer(&phba->hb_tmofunc,
				jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
		return;
	}
	spin_unlock_irq(&phba->pport->work_port_lock);

	/* If there is no heart beat outstanding, issue a heartbeat command */
	if (!phba->hb_outstanding) {
		pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
		if (!pmboxq) {
			mod_timer(&phba->hb_tmofunc,
				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
			return;
		}

		lpfc_heart_beat(phba, pmboxq);
		pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl;
		pmboxq->vport = phba->pport;
		retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);

		if (retval != MBX_BUSY && retval != MBX_SUCCESS) {
			mempool_free(pmboxq, phba->mbox_mem_pool);
			mod_timer(&phba->hb_tmofunc,
				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
			return;
		}
		mod_timer(&phba->hb_tmofunc,
			jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
		phba->hb_outstanding = 1;
		return;
	} else {
		/*
		 * If heart beat timeout called with hb_outstanding set we
		 * need to take the HBA offline.
		 */
		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
573 574
				"0459 Adapter heartbeat failure, taking "
				"this port offline.\n");
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575 576 577 578 579 580 581 582 583 584 585 586 587

		spin_lock_irq(&phba->hbalock);
		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
		spin_unlock_irq(&phba->hbalock);

		lpfc_offline_prep(phba);
		lpfc_offline(phba);
		lpfc_unblock_mgmt_io(phba);
		phba->link_state = LPFC_HBA_ERROR;
		lpfc_hba_down_post(phba);
	}
}

已提交
588 589 590 591 592 593 594 595 596
/************************************************************************/
/*                                                                      */
/*    lpfc_handle_eratt                                                 */
/*    This routine will handle processing a Host Attention              */
/*    Error Status event. This will be initialized                      */
/*    as a SLI layer callback routine.                                  */
/*                                                                      */
/************************************************************************/
void
J
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597
lpfc_handle_eratt(struct lpfc_hba *phba)
已提交
598
{
J
James Smart 已提交
599 600
	struct lpfc_vport *vport = phba->pport;
	struct lpfc_sli   *psli = &phba->sli;
已提交
601
	struct lpfc_sli_ring  *pring;
602
	struct lpfc_vport **vports;
603
	uint32_t event_data;
604
	struct Scsi_Host  *shost;
605
	int i;
J
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606

607 608 609 610
	/* If the pci channel is offline, ignore possible errors,
	 * since we cannot communicate with the pci card anyway. */
	if (pci_channel_offline(phba->pcidev))
		return;
已提交
611

J
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612 613
	if (phba->work_hs & HS_FFER6 ||
	    phba->work_hs & HS_FFER5) {
已提交
614 615
		/* Re-establishing Link */
		lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
616
				"1301 Re-establishing Link "
已提交
617
				"Data: x%x x%x x%x\n",
618
				phba->work_hs,
已提交
619
				phba->work_status[0], phba->work_status[1]);
620 621 622 623 624 625 626 627 628 629 630
		vports = lpfc_create_vport_work_array(phba);
		if (vports != NULL)
			for(i = 0;
			    i < LPFC_MAX_VPORTS && vports[i] != NULL;
			    i++){
				shost = lpfc_shost_from_vport(vports[i]);
				spin_lock_irq(shost->host_lock);
				vports[i]->fc_flag |= FC_ESTABLISH_LINK;
				spin_unlock_irq(shost->host_lock);
			}
		lpfc_destroy_vport_work_array(vports);
631
		spin_lock_irq(&phba->hbalock);
632
		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
633
		spin_unlock_irq(&phba->hbalock);
已提交
634 635 636 637 638 639 640 641 642 643 644 645 646 647 648

		/*
		* Firmware stops when it triggled erratt with HS_FFER6.
		* That could cause the I/Os dropped by the firmware.
		* Error iocb (I/O) on txcmplq and let the SCSI layer
		* retry it after re-establishing link.
		*/
		pring = &psli->ring[psli->fcp_ring];
		lpfc_sli_abort_iocb_ring(phba, pring);


		/*
		 * There was a firmware error.  Take the hba offline and then
		 * attempt to restart it.
		 */
649
		lpfc_offline_prep(phba);
已提交
650
		lpfc_offline(phba);
651
		lpfc_sli_brdrestart(phba);
已提交
652 653
		if (lpfc_online(phba) == 0) {	/* Initialize the HBA */
			mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
654
			lpfc_unblock_mgmt_io(phba);
已提交
655 656
			return;
		}
657
		lpfc_unblock_mgmt_io(phba);
已提交
658 659 660 661 662 663
	} else {
		/* The if clause above forces this code path when the status
		 * failure is a value other than FFER6.  Do not call the offline
		 *  twice. This is the adapter hardware error path.
		 */
		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
664
				"0457 Adapter Hardware Error "
已提交
665
				"Data: x%x x%x x%x\n",
666
				phba->work_hs,
已提交
667 668
				phba->work_status[0], phba->work_status[1]);

669
		event_data = FC_REG_DUMP_EVENT;
670
		shost = lpfc_shost_from_vport(vport);
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671
		fc_host_post_vendor_event(shost, fc_get_event_number(),
672 673 674
				sizeof(event_data), (char *) &event_data,
				SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);

675
		spin_lock_irq(&phba->hbalock);
676
		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
677
		spin_unlock_irq(&phba->hbalock);
678
		lpfc_offline_prep(phba);
已提交
679
		lpfc_offline(phba);
680
		lpfc_unblock_mgmt_io(phba);
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James Smart 已提交
681
		phba->link_state = LPFC_HBA_ERROR;
682
		lpfc_hba_down_post(phba);
已提交
683 684 685 686 687 688 689 690 691 692 693 694
	}
}

/************************************************************************/
/*                                                                      */
/*    lpfc_handle_latt                                                  */
/*    This routine will handle processing a Host Attention              */
/*    Link Status event. This will be initialized                       */
/*    as a SLI layer callback routine.                                  */
/*                                                                      */
/************************************************************************/
void
J
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695
lpfc_handle_latt(struct lpfc_hba *phba)
已提交
696
{
J
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697 698
	struct lpfc_vport *vport = phba->pport;
	struct lpfc_sli   *psli = &phba->sli;
已提交
699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717
	LPFC_MBOXQ_t *pmb;
	volatile uint32_t control;
	struct lpfc_dmabuf *mp;
	int rc = -ENOMEM;

	pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
	if (!pmb)
		goto lpfc_handle_latt_err_exit;

	mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
	if (!mp)
		goto lpfc_handle_latt_free_pmb;

	mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
	if (!mp->virt)
		goto lpfc_handle_latt_free_mp;

	rc = -EIO;

718
	/* Cleanup any outstanding ELS commands */
719
	lpfc_els_flush_all_cmd(phba);
已提交
720 721 722 723

	psli->slistat.link_event++;
	lpfc_read_la(phba, pmb, mp);
	pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
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James Smart 已提交
724
	pmb->vport = vport;
已提交
725 726
	rc = lpfc_sli_issue_mbox (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB));
	if (rc == MBX_NOT_FINISHED)
727
		goto lpfc_handle_latt_free_mbuf;
已提交
728 729

	/* Clear Link Attention in HA REG */
J
James Smart 已提交
730
	spin_lock_irq(&phba->hbalock);
已提交
731 732
	writel(HA_LATT, phba->HAregaddr);
	readl(phba->HAregaddr); /* flush */
J
James Smart 已提交
733
	spin_unlock_irq(&phba->hbalock);
已提交
734 735 736

	return;

737 738
lpfc_handle_latt_free_mbuf:
	lpfc_mbuf_free(phba, mp->virt, mp->phys);
已提交
739 740 741
lpfc_handle_latt_free_mp:
	kfree(mp);
lpfc_handle_latt_free_pmb:
742
	mempool_free(pmb, phba->mbox_mem_pool);
已提交
743 744
lpfc_handle_latt_err_exit:
	/* Enable Link attention interrupts */
J
James Smart 已提交
745
	spin_lock_irq(&phba->hbalock);
已提交
746 747 748 749 750 751 752 753 754
	psli->sli_flag |= LPFC_PROCESS_LA;
	control = readl(phba->HCregaddr);
	control |= HC_LAINT_ENA;
	writel(control, phba->HCregaddr);
	readl(phba->HCregaddr); /* flush */

	/* Clear Link Attention in HA REG */
	writel(HA_LATT, phba->HAregaddr);
	readl(phba->HAregaddr); /* flush */
J
James Smart 已提交
755
	spin_unlock_irq(&phba->hbalock);
已提交
756
	lpfc_linkdown(phba);
J
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	phba->link_state = LPFC_HBA_ERROR;
已提交
758 759 760

	/* The other case is an error from issue_mbox */
	if (rc == -ENOMEM)
761
		lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
762
			        "0300 READ_LA: no buffers\n");
已提交
763 764 765 766 767 768 769 770 771 772 773

	return;
}

/************************************************************************/
/*                                                                      */
/*   lpfc_parse_vpd                                                     */
/*   This routine will parse the VPD data                               */
/*                                                                      */
/************************************************************************/
static int
J
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774
lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len)
已提交
775 776
{
	uint8_t lenlo, lenhi;
777
	int Length;
已提交
778 779 780 781 782 783 784 785
	int i, j;
	int finished = 0;
	int index = 0;

	if (!vpd)
		return 0;

	/* Vital Product */
786
	lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
787
			"0455 Vital Product Data: x%x x%x x%x x%x\n",
已提交
788 789
			(uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2],
			(uint32_t) vpd[3]);
790
	while (!finished && (index < (len - 4))) {
已提交
791 792
		switch (vpd[index]) {
		case 0x82:
793
		case 0x91:
已提交
794 795 796 797 798 799 800 801 802 803 804 805 806 807 808
			index += 1;
			lenlo = vpd[index];
			index += 1;
			lenhi = vpd[index];
			index += 1;
			i = ((((unsigned short)lenhi) << 8) + lenlo);
			index += i;
			break;
		case 0x90:
			index += 1;
			lenlo = vpd[index];
			index += 1;
			lenhi = vpd[index];
			index += 1;
			Length = ((((unsigned short)lenhi) << 8) + lenlo);
809 810
			if (Length > len - index)
				Length = len - index;
已提交
811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903
			while (Length > 0) {
			/* Look for Serial Number */
			if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) {
				index += 2;
				i = vpd[index];
				index += 1;
				j = 0;
				Length -= (3+i);
				while(i--) {
					phba->SerialNumber[j++] = vpd[index++];
					if (j == 31)
						break;
				}
				phba->SerialNumber[j] = 0;
				continue;
			}
			else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) {
				phba->vpd_flag |= VPD_MODEL_DESC;
				index += 2;
				i = vpd[index];
				index += 1;
				j = 0;
				Length -= (3+i);
				while(i--) {
					phba->ModelDesc[j++] = vpd[index++];
					if (j == 255)
						break;
				}
				phba->ModelDesc[j] = 0;
				continue;
			}
			else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) {
				phba->vpd_flag |= VPD_MODEL_NAME;
				index += 2;
				i = vpd[index];
				index += 1;
				j = 0;
				Length -= (3+i);
				while(i--) {
					phba->ModelName[j++] = vpd[index++];
					if (j == 79)
						break;
				}
				phba->ModelName[j] = 0;
				continue;
			}
			else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) {
				phba->vpd_flag |= VPD_PROGRAM_TYPE;
				index += 2;
				i = vpd[index];
				index += 1;
				j = 0;
				Length -= (3+i);
				while(i--) {
					phba->ProgramType[j++] = vpd[index++];
					if (j == 255)
						break;
				}
				phba->ProgramType[j] = 0;
				continue;
			}
			else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) {
				phba->vpd_flag |= VPD_PORT;
				index += 2;
				i = vpd[index];
				index += 1;
				j = 0;
				Length -= (3+i);
				while(i--) {
				phba->Port[j++] = vpd[index++];
				if (j == 19)
					break;
				}
				phba->Port[j] = 0;
				continue;
			}
			else {
				index += 2;
				i = vpd[index];
				index += 1;
				index += i;
				Length -= (3 + i);
			}
		}
		finished = 0;
		break;
		case 0x78:
			finished = 1;
			break;
		default:
			index ++;
			break;
		}
904
	}
已提交
905 906 907 908 909

	return(1);
}

static void
J
James Smart 已提交
910
lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp)
已提交
911 912
{
	lpfc_vpd_t *vp;
913
	uint16_t dev_id = phba->pcidev->device;
914 915 916 917 918
	int max_speed;
	struct {
		char * name;
		int    max_speed;
		char * bus;
919
	} m = {"<Unknown>", 0, ""};
920 921 922 923 924 925 926 927 928 929 930 931 932 933 934

	if (mdp && mdp[0] != '\0'
		&& descp && descp[0] != '\0')
		return;

	if (phba->lmt & LMT_10Gb)
		max_speed = 10;
	else if (phba->lmt & LMT_8Gb)
		max_speed = 8;
	else if (phba->lmt & LMT_4Gb)
		max_speed = 4;
	else if (phba->lmt & LMT_2Gb)
		max_speed = 2;
	else
		max_speed = 1;
已提交
935 936 937

	vp = &phba->vpd;

938
	switch (dev_id) {
939
	case PCI_DEVICE_ID_FIREFLY:
940
		m = (typeof(m)){"LP6000", max_speed, "PCI"};
941
		break;
已提交
942 943
	case PCI_DEVICE_ID_SUPERFLY:
		if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3)
944
			m = (typeof(m)){"LP7000", max_speed,  "PCI"};
已提交
945
		else
946
			m = (typeof(m)){"LP7000E", max_speed, "PCI"};
已提交
947 948
		break;
	case PCI_DEVICE_ID_DRAGONFLY:
949
		m = (typeof(m)){"LP8000", max_speed, "PCI"};
已提交
950 951 952
		break;
	case PCI_DEVICE_ID_CENTAUR:
		if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID)
953
			m = (typeof(m)){"LP9002", max_speed, "PCI"};
已提交
954
		else
955
			m = (typeof(m)){"LP9000", max_speed, "PCI"};
已提交
956 957
		break;
	case PCI_DEVICE_ID_RFLY:
958
		m = (typeof(m)){"LP952", max_speed, "PCI"};
已提交
959 960
		break;
	case PCI_DEVICE_ID_PEGASUS:
961
		m = (typeof(m)){"LP9802", max_speed, "PCI-X"};
已提交
962 963
		break;
	case PCI_DEVICE_ID_THOR:
964
		m = (typeof(m)){"LP10000", max_speed, "PCI-X"};
已提交
965 966
		break;
	case PCI_DEVICE_ID_VIPER:
967
		m = (typeof(m)){"LPX1000", max_speed,  "PCI-X"};
已提交
968 969
		break;
	case PCI_DEVICE_ID_PFLY:
970
		m = (typeof(m)){"LP982", max_speed, "PCI-X"};
已提交
971 972
		break;
	case PCI_DEVICE_ID_TFLY:
973
		m = (typeof(m)){"LP1050", max_speed, "PCI-X"};
已提交
974 975
		break;
	case PCI_DEVICE_ID_HELIOS:
976
		m = (typeof(m)){"LP11000", max_speed, "PCI-X2"};
已提交
977
		break;
978
	case PCI_DEVICE_ID_HELIOS_SCSP:
979
		m = (typeof(m)){"LP11000-SP", max_speed, "PCI-X2"};
980 981
		break;
	case PCI_DEVICE_ID_HELIOS_DCSP:
982
		m = (typeof(m)){"LP11002-SP", max_speed, "PCI-X2"};
983 984
		break;
	case PCI_DEVICE_ID_NEPTUNE:
985
		m = (typeof(m)){"LPe1000", max_speed, "PCIe"};
986 987
		break;
	case PCI_DEVICE_ID_NEPTUNE_SCSP:
988
		m = (typeof(m)){"LPe1000-SP", max_speed, "PCIe"};
989 990
		break;
	case PCI_DEVICE_ID_NEPTUNE_DCSP:
991
		m = (typeof(m)){"LPe1002-SP", max_speed, "PCIe"};
992
		break;
已提交
993
	case PCI_DEVICE_ID_BMID:
994
		m = (typeof(m)){"LP1150", max_speed, "PCI-X2"};
已提交
995 996
		break;
	case PCI_DEVICE_ID_BSMB:
997
		m = (typeof(m)){"LP111", max_speed, "PCI-X2"};
已提交
998 999
		break;
	case PCI_DEVICE_ID_ZEPHYR:
1000
		m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
已提交
1001
		break;
1002
	case PCI_DEVICE_ID_ZEPHYR_SCSP:
1003
		m = (typeof(m)){"LPe11000", max_speed, "PCIe"};
1004 1005
		break;
	case PCI_DEVICE_ID_ZEPHYR_DCSP:
1006
		m = (typeof(m)){"LPe11002-SP", max_speed, "PCIe"};
1007
		break;
已提交
1008
	case PCI_DEVICE_ID_ZMID:
1009
		m = (typeof(m)){"LPe1150", max_speed, "PCIe"};
已提交
1010 1011
		break;
	case PCI_DEVICE_ID_ZSMB:
1012
		m = (typeof(m)){"LPe111", max_speed, "PCIe"};
已提交
1013 1014
		break;
	case PCI_DEVICE_ID_LP101:
1015
		m = (typeof(m)){"LP101", max_speed, "PCI-X"};
已提交
1016 1017
		break;
	case PCI_DEVICE_ID_LP10000S:
1018
		m = (typeof(m)){"LP10000-S", max_speed, "PCI"};
1019
		break;
1020
	case PCI_DEVICE_ID_LP11000S:
1021 1022 1023
		m = (typeof(m)){"LP11000-S", max_speed,
			"PCI-X2"};
		break;
1024
	case PCI_DEVICE_ID_LPE11000S:
1025 1026
		m = (typeof(m)){"LPe11000-S", max_speed,
			"PCIe"};
1027
		break;
1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045
	case PCI_DEVICE_ID_SAT:
		m = (typeof(m)){"LPe12000", max_speed, "PCIe"};
		break;
	case PCI_DEVICE_ID_SAT_MID:
		m = (typeof(m)){"LPe1250", max_speed, "PCIe"};
		break;
	case PCI_DEVICE_ID_SAT_SMB:
		m = (typeof(m)){"LPe121", max_speed, "PCIe"};
		break;
	case PCI_DEVICE_ID_SAT_DCSP:
		m = (typeof(m)){"LPe12002-SP", max_speed, "PCIe"};
		break;
	case PCI_DEVICE_ID_SAT_SCSP:
		m = (typeof(m)){"LPe12000-SP", max_speed, "PCIe"};
		break;
	case PCI_DEVICE_ID_SAT_S:
		m = (typeof(m)){"LPe12000-S", max_speed, "PCIe"};
		break;
1046
	default:
R
Randy Dunlap 已提交
1047
		m = (typeof(m)){ NULL };
1048
		break;
已提交
1049
	}
1050 1051 1052 1053 1054

	if (mdp && mdp[0] == '\0')
		snprintf(mdp, 79,"%s", m.name);
	if (descp && descp[0] == '\0')
		snprintf(descp, 255,
1055 1056
			 "Emulex %s %dGb %s Fibre Channel Adapter",
			 m.name, m.max_speed, m.bus);
已提交
1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067
}

/**************************************************/
/*   lpfc_post_buffer                             */
/*                                                */
/*   This routine will post count buffers to the  */
/*   ring with the QUE_RING_BUF_CN command. This  */
/*   allows 3 buffers / command to be posted.     */
/*   Returns the number of buffers NOT posted.    */
/**************************************************/
int
J
James Smart 已提交
1068
lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt,
已提交
1069 1070 1071
		 int type)
{
	IOCB_t *icmd;
1072
	struct lpfc_iocbq *iocb;
已提交
1073 1074 1075 1076 1077 1078 1079
	struct lpfc_dmabuf *mp1, *mp2;

	cnt += pring->missbufcnt;

	/* While there are buffers to post */
	while (cnt > 0) {
		/* Allocate buffer for  command iocb */
1080
		iocb = lpfc_sli_get_iocbq(phba);
已提交
1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093
		if (iocb == NULL) {
			pring->missbufcnt = cnt;
			return cnt;
		}
		icmd = &iocb->iocb;

		/* 2 buffers can be posted per command */
		/* Allocate buffer to post */
		mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
		if (mp1)
		    mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
						&mp1->phys);
		if (mp1 == 0 || mp1->virt == 0) {
J
Jesper Juhl 已提交
1094
			kfree(mp1);
1095
			lpfc_sli_release_iocbq(phba, iocb);
已提交
1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107
			pring->missbufcnt = cnt;
			return cnt;
		}

		INIT_LIST_HEAD(&mp1->list);
		/* Allocate buffer to post */
		if (cnt > 1) {
			mp2 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
			if (mp2)
				mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
							    &mp2->phys);
			if (mp2 == 0 || mp2->virt == 0) {
J
Jesper Juhl 已提交
1108
				kfree(mp2);
已提交
1109 1110
				lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
				kfree(mp1);
1111
				lpfc_sli_release_iocbq(phba, iocb);
已提交
1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145
				pring->missbufcnt = cnt;
				return cnt;
			}

			INIT_LIST_HEAD(&mp2->list);
		} else {
			mp2 = NULL;
		}

		icmd->un.cont64[0].addrHigh = putPaddrHigh(mp1->phys);
		icmd->un.cont64[0].addrLow = putPaddrLow(mp1->phys);
		icmd->un.cont64[0].tus.f.bdeSize = FCELSSIZE;
		icmd->ulpBdeCount = 1;
		cnt--;
		if (mp2) {
			icmd->un.cont64[1].addrHigh = putPaddrHigh(mp2->phys);
			icmd->un.cont64[1].addrLow = putPaddrLow(mp2->phys);
			icmd->un.cont64[1].tus.f.bdeSize = FCELSSIZE;
			cnt--;
			icmd->ulpBdeCount = 2;
		}

		icmd->ulpCommand = CMD_QUE_RING_BUF64_CN;
		icmd->ulpLe = 1;

		if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) {
			lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
			kfree(mp1);
			cnt++;
			if (mp2) {
				lpfc_mbuf_free(phba, mp2->virt, mp2->phys);
				kfree(mp2);
				cnt++;
			}
1146
			lpfc_sli_release_iocbq(phba, iocb);
已提交
1147 1148 1149 1150
			pring->missbufcnt = cnt;
			return cnt;
		}
		lpfc_sli_ringpostbuf_put(phba, pring, mp1);
1151
		if (mp2)
已提交
1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164
			lpfc_sli_ringpostbuf_put(phba, pring, mp2);
	}
	pring->missbufcnt = 0;
	return 0;
}

/************************************************************************/
/*                                                                      */
/*   lpfc_post_rcv_buf                                                  */
/*   This routine post initial rcv buffers to the configured rings      */
/*                                                                      */
/************************************************************************/
static int
J
James Smart 已提交
1165
lpfc_post_rcv_buf(struct lpfc_hba *phba)
已提交
1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265
{
	struct lpfc_sli *psli = &phba->sli;

	/* Ring 0, ELS / CT buffers */
	lpfc_post_buffer(phba, &psli->ring[LPFC_ELS_RING], LPFC_BUF_RING0, 1);
	/* Ring 2 - FCP no buffers needed */

	return 0;
}

#define S(N,V) (((V)<<(N))|((V)>>(32-(N))))

/************************************************************************/
/*                                                                      */
/*   lpfc_sha_init                                                      */
/*                                                                      */
/************************************************************************/
static void
lpfc_sha_init(uint32_t * HashResultPointer)
{
	HashResultPointer[0] = 0x67452301;
	HashResultPointer[1] = 0xEFCDAB89;
	HashResultPointer[2] = 0x98BADCFE;
	HashResultPointer[3] = 0x10325476;
	HashResultPointer[4] = 0xC3D2E1F0;
}

/************************************************************************/
/*                                                                      */
/*   lpfc_sha_iterate                                                   */
/*                                                                      */
/************************************************************************/
static void
lpfc_sha_iterate(uint32_t * HashResultPointer, uint32_t * HashWorkingPointer)
{
	int t;
	uint32_t TEMP;
	uint32_t A, B, C, D, E;
	t = 16;
	do {
		HashWorkingPointer[t] =
		    S(1,
		      HashWorkingPointer[t - 3] ^ HashWorkingPointer[t -
								     8] ^
		      HashWorkingPointer[t - 14] ^ HashWorkingPointer[t - 16]);
	} while (++t <= 79);
	t = 0;
	A = HashResultPointer[0];
	B = HashResultPointer[1];
	C = HashResultPointer[2];
	D = HashResultPointer[3];
	E = HashResultPointer[4];

	do {
		if (t < 20) {
			TEMP = ((B & C) | ((~B) & D)) + 0x5A827999;
		} else if (t < 40) {
			TEMP = (B ^ C ^ D) + 0x6ED9EBA1;
		} else if (t < 60) {
			TEMP = ((B & C) | (B & D) | (C & D)) + 0x8F1BBCDC;
		} else {
			TEMP = (B ^ C ^ D) + 0xCA62C1D6;
		}
		TEMP += S(5, A) + E + HashWorkingPointer[t];
		E = D;
		D = C;
		C = S(30, B);
		B = A;
		A = TEMP;
	} while (++t <= 79);

	HashResultPointer[0] += A;
	HashResultPointer[1] += B;
	HashResultPointer[2] += C;
	HashResultPointer[3] += D;
	HashResultPointer[4] += E;

}

/************************************************************************/
/*                                                                      */
/*   lpfc_challenge_key                                                 */
/*                                                                      */
/************************************************************************/
static void
lpfc_challenge_key(uint32_t * RandomChallenge, uint32_t * HashWorking)
{
	*HashWorking = (*RandomChallenge ^ *HashWorking);
}

/************************************************************************/
/*                                                                      */
/*   lpfc_hba_init                                                      */
/*                                                                      */
/************************************************************************/
void
lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit)
{
	int t;
	uint32_t *HashWorking;
J
James Smart 已提交
1266
	uint32_t *pwwnn = (uint32_t *) phba->wwnn;
已提交
1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284

	HashWorking = kmalloc(80 * sizeof(uint32_t), GFP_KERNEL);
	if (!HashWorking)
		return;

	memset(HashWorking, 0, (80 * sizeof(uint32_t)));
	HashWorking[0] = HashWorking[78] = *pwwnn++;
	HashWorking[1] = HashWorking[79] = *pwwnn;

	for (t = 0; t < 7; t++)
		lpfc_challenge_key(phba->RandomData + t, HashWorking + t);

	lpfc_sha_init(hbainit);
	lpfc_sha_iterate(hbainit, HashWorking);
	kfree(HashWorking);
}

static void
J
James Smart 已提交
1285
lpfc_cleanup(struct lpfc_vport *vport)
已提交
1286 1287 1288 1289
{
	struct lpfc_nodelist *ndlp, *next_ndlp;

	/* clean up phba - lpfc specific */
J
James Smart 已提交
1290 1291
	lpfc_can_disctmo(vport);
	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
1292
		lpfc_nlp_put(ndlp);
已提交
1293 1294 1295 1296 1297 1298
	return;
}

static void
lpfc_establish_link_tmo(unsigned long ptr)
{
1299
	struct lpfc_hba   *phba = (struct lpfc_hba *) ptr;
1300
	struct lpfc_vport **vports;
已提交
1301
	unsigned long iflag;
1302
	int i;
已提交
1303 1304 1305

	/* Re-establishing Link, timer expired */
	lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
1306
			"1300 Re-establishing Link, timer expired "
已提交
1307
			"Data: x%x x%x\n",
1308
			phba->pport->fc_flag, phba->pport->port_state);
1309 1310 1311 1312 1313 1314 1315 1316 1317 1318
	vports = lpfc_create_vport_work_array(phba);
	if (vports != NULL)
		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
			struct Scsi_Host *shost;
			shost = lpfc_shost_from_vport(vports[i]);
			spin_lock_irqsave(shost->host_lock, iflag);
			vports[i]->fc_flag &= ~FC_ESTABLISH_LINK;
			spin_unlock_irqrestore(shost->host_lock, iflag);
		}
	lpfc_destroy_vport_work_array(vports);
已提交
1319 1320
}

1321 1322
void
lpfc_stop_vport_timers(struct lpfc_vport *vport)
已提交
1323
{
1324 1325 1326 1327
	del_timer_sync(&vport->els_tmofunc);
	del_timer_sync(&vport->fc_fdmitmo);
	lpfc_can_disctmo(vport);
	return;
已提交
1328 1329
}

J
James Smart 已提交
1330
static void
1331
lpfc_stop_phba_timers(struct lpfc_hba *phba)
已提交
1332
{
1333
	del_timer_sync(&phba->fcp_poll_timer);
已提交
1334
	del_timer_sync(&phba->fc_estabtmo);
1335
	lpfc_stop_vport_timers(phba->pport);
J
James Smart 已提交
1336
	del_timer_sync(&phba->sli.mbox_tmo);
1337
	del_timer_sync(&phba->fabric_block_timer);
J
James Smart 已提交
1338 1339
	phba->hb_outstanding = 0;
	del_timer_sync(&phba->hb_tmofunc);
J
James Smart 已提交
1340
	return;
已提交
1341 1342 1343
}

int
J
James Smart 已提交
1344
lpfc_online(struct lpfc_hba *phba)
已提交
1345
{
J
James Smart 已提交
1346
	struct lpfc_vport *vport = phba->pport;
1347 1348
	struct lpfc_vport **vports;
	int i;
J
James Smart 已提交
1349

已提交
1350 1351 1352
	if (!phba)
		return 0;

J
James Smart 已提交
1353
	if (!(vport->fc_flag & FC_OFFLINE_MODE))
已提交
1354 1355
		return 0;

1356
	lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1357
			"0458 Bring Adapter online\n");
已提交
1358

1359 1360 1361 1362
	lpfc_block_mgmt_io(phba);

	if (!lpfc_sli_queue_setup(phba)) {
		lpfc_unblock_mgmt_io(phba);
已提交
1363
		return 1;
1364
	}
已提交
1365

1366 1367
	if (lpfc_sli_hba_setup(phba)) {	/* Initialize the HBA */
		lpfc_unblock_mgmt_io(phba);
已提交
1368
		return 1;
1369
	}
已提交
1370

1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382
	vports = lpfc_create_vport_work_array(phba);
	if (vports != NULL)
		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
			struct Scsi_Host *shost;
			shost = lpfc_shost_from_vport(vports[i]);
			spin_lock_irq(shost->host_lock);
			vports[i]->fc_flag &= ~FC_OFFLINE_MODE;
			if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
				vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
			spin_unlock_irq(shost->host_lock);
		}
		lpfc_destroy_vport_work_array(vports);
已提交
1383

1384
	lpfc_unblock_mgmt_io(phba);
已提交
1385 1386 1387
	return 0;
}

1388 1389
void
lpfc_block_mgmt_io(struct lpfc_hba * phba)
已提交
1390 1391 1392
{
	unsigned long iflag;

J
James Smart 已提交
1393 1394 1395
	spin_lock_irqsave(&phba->hbalock, iflag);
	phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
	spin_unlock_irqrestore(&phba->hbalock, iflag);
1396 1397 1398 1399 1400 1401 1402
}

void
lpfc_unblock_mgmt_io(struct lpfc_hba * phba)
{
	unsigned long iflag;

J
James Smart 已提交
1403 1404 1405
	spin_lock_irqsave(&phba->hbalock, iflag);
	phba->sli.sli_flag &= ~LPFC_BLOCK_MGMT_IO;
	spin_unlock_irqrestore(&phba->hbalock, iflag);
1406 1407 1408 1409 1410
}

void
lpfc_offline_prep(struct lpfc_hba * phba)
{
J
James Smart 已提交
1411
	struct lpfc_vport *vport = phba->pport;
1412
	struct lpfc_nodelist  *ndlp, *next_ndlp;
已提交
1413

J
James Smart 已提交
1414
	if (vport->fc_flag & FC_OFFLINE_MODE)
1415
		return;
已提交
1416

1417
	lpfc_block_mgmt_io(phba);
已提交
1418 1419 1420

	lpfc_linkdown(phba);

1421
	/* Issue an unreg_login to all nodes */
J
James Smart 已提交
1422
	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
1423
		if (ndlp->nlp_state != NLP_STE_UNUSED_NODE)
J
James Smart 已提交
1424
			lpfc_unreg_rpi(vport, ndlp);
已提交
1425

1426 1427 1428 1429
	lpfc_sli_flush_mbox_queue(phba);
}

void
J
James Smart 已提交
1430
lpfc_offline(struct lpfc_hba *phba)
1431
{
1432 1433 1434
	struct Scsi_Host  *shost;
	struct lpfc_vport **vports;
	int i;
1435

1436
	if (phba->pport->fc_flag & FC_OFFLINE_MODE)
1437
		return;
1438

已提交
1439
	/* stop all timers associated with this hba */
1440
	lpfc_stop_phba_timers(phba);
1441 1442 1443 1444 1445
	vports = lpfc_create_vport_work_array(phba);
	if (vports != NULL)
		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++)
			lpfc_stop_vport_timers(vports[i]);
	lpfc_destroy_vport_work_array(vports);
1446
	lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
1447
			"0460 Bring Adapter offline\n");
已提交
1448 1449 1450
	/* Bring down the SLI Layer and cleanup.  The HBA is offline
	   now.  */
	lpfc_sli_hba_down(phba);
1451
	spin_lock_irq(&phba->hbalock);
1452
	phba->work_ha = 0;
1453
	spin_unlock_irq(&phba->hbalock);
1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464
	vports = lpfc_create_vport_work_array(phba);
	if (vports != NULL)
		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
			shost = lpfc_shost_from_vport(vports[i]);
			lpfc_cleanup(vports[i]);
			spin_lock_irq(shost->host_lock);
			vports[i]->work_port_events = 0;
			vports[i]->fc_flag |= FC_OFFLINE_MODE;
			spin_unlock_irq(shost->host_lock);
		}
	lpfc_destroy_vport_work_array(vports);
已提交
1465 1466 1467 1468 1469 1470 1471 1472 1473
}

/******************************************************************************
* Function name: lpfc_scsi_free
*
* Description: Called from lpfc_pci_remove_one free internal driver resources
*
******************************************************************************/
static int
J
James Smart 已提交
1474
lpfc_scsi_free(struct lpfc_hba *phba)
已提交
1475 1476 1477 1478
{
	struct lpfc_scsi_buf *sb, *sb_next;
	struct lpfc_iocbq *io, *io_next;

J
James Smart 已提交
1479
	spin_lock_irq(&phba->hbalock);
已提交
1480 1481 1482 1483
	/* Release all the lpfc_scsi_bufs maintained by this host. */
	list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) {
		list_del(&sb->list);
		pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data,
1484
			      sb->dma_handle);
已提交
1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495
		kfree(sb);
		phba->total_scsi_bufs--;
	}

	/* Release all the lpfc_iocbq entries maintained by this host. */
	list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) {
		list_del(&io->list);
		kfree(io);
		phba->total_iocbq_bufs--;
	}

J
James Smart 已提交
1496
	spin_unlock_irq(&phba->hbalock);
已提交
1497 1498 1499 1500

	return 0;
}

J
James Smart 已提交
1501
struct lpfc_vport *
1502
lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev)
1503
{
J
James Smart 已提交
1504 1505 1506
	struct lpfc_vport *vport;
	struct Scsi_Host  *shost;
	int error = 0;
1507

1508 1509 1510 1511 1512 1513
	if (dev != &phba->pcidev->dev)
		shost = scsi_host_alloc(&lpfc_vport_template,
					sizeof(struct lpfc_vport));
	else
		shost = scsi_host_alloc(&lpfc_template,
					sizeof(struct lpfc_vport));
J
James Smart 已提交
1514 1515
	if (!shost)
		goto out;
1516

J
James Smart 已提交
1517 1518
	vport = (struct lpfc_vport *) shost->hostdata;
	vport->phba = phba;
1519

J
James Smart 已提交
1520
	vport->load_flag |= FC_LOADING;
1521
	vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
1522

1523
	lpfc_get_vport_cfgparam(vport);
J
James Smart 已提交
1524 1525
	shost->unique_id = instance;
	shost->max_id = LPFC_MAX_TARGET;
1526
	shost->max_lun = vport->cfg_max_luns;
J
James Smart 已提交
1527 1528
	shost->this_id = -1;
	shost->max_cmd_len = 16;
1529
	/*
J
James Smart 已提交
1530 1531 1532
	 * Set initial can_queue value since 0 is no longer supported and
	 * scsi_add_host will fail. This will be adjusted later based on the
	 * max xri value determined in hba setup.
1533
	 */
J
James Smart 已提交
1534
	shost->can_queue = phba->cfg_hba_queue_depth - 10;
1535
	if (dev != &phba->pcidev->dev) {
1536 1537 1538 1539 1540 1541
		shost->transportt = lpfc_vport_transport_template;
		vport->port_type = LPFC_NPIV_PORT;
	} else {
		shost->transportt = lpfc_transport_template;
		vport->port_type = LPFC_PHYSICAL_PORT;
	}
1542

J
James Smart 已提交
1543 1544 1545
	/* Initialize all internally managed lists. */
	INIT_LIST_HEAD(&vport->fc_nodes);
	spin_lock_init(&vport->work_port_lock);
1546

J
James Smart 已提交
1547 1548
	init_timer(&vport->fc_disctmo);
	vport->fc_disctmo.function = lpfc_disc_timeout;
1549
	vport->fc_disctmo.data = (unsigned long)vport;
1550

J
James Smart 已提交
1551 1552
	init_timer(&vport->fc_fdmitmo);
	vport->fc_fdmitmo.function = lpfc_fdmi_tmo;
1553
	vport->fc_fdmitmo.data = (unsigned long)vport;
1554

J
James Smart 已提交
1555 1556
	init_timer(&vport->els_tmofunc);
	vport->els_tmofunc.function = lpfc_els_timeout;
1557
	vport->els_tmofunc.data = (unsigned long)vport;
1558

1559
	error = scsi_add_host(shost, dev);
J
James Smart 已提交
1560 1561
	if (error)
		goto out_put_shost;
1562

1563
	spin_lock_irq(&phba->hbalock);
J
James Smart 已提交
1564
	list_add_tail(&vport->listentry, &phba->port_list);
1565
	spin_unlock_irq(&phba->hbalock);
J
James Smart 已提交
1566
	return vport;
1567

J
James Smart 已提交
1568 1569 1570 1571
out_put_shost:
	scsi_host_put(shost);
out:
	return NULL;
1572 1573
}

J
James Smart 已提交
1574 1575
void
destroy_port(struct lpfc_vport *vport)
1576
{
1577 1578
	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
	struct lpfc_hba  *phba = vport->phba;
1579

1580
	kfree(vport->vname);
1581

J
James Smart 已提交
1582
	lpfc_debugfs_terminate(vport);
1583 1584
	fc_remove_host(shost);
	scsi_remove_host(shost);
1585

1586 1587 1588
	spin_lock_irq(&phba->hbalock);
	list_del_init(&vport->listentry);
	spin_unlock_irq(&phba->hbalock);
1589

1590
	lpfc_cleanup(vport);
1591 1592 1593
	return;
}

1594 1595 1596 1597
int
lpfc_get_instance(void)
{
	int instance = 0;
1598

1599 1600 1601 1602 1603 1604
	/* Assign an unused number */
	if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
		return -1;
	if (idr_get_new(&lpfc_hba_index, NULL, &instance))
		return -1;
	return instance;
1605 1606
}

J
James Smart 已提交
1607 1608 1609 1610
/*
 * Note: there is no scan_start function as adapter initialization
 * will have asynchronously kicked off the link initialization.
 */
1611 1612 1613

int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time)
{
J
James Smart 已提交
1614 1615
	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
	struct lpfc_hba   *phba = vport->phba;
J
James Smart 已提交
1616
	int stat = 0;
1617

J
James Smart 已提交
1618 1619
	spin_lock_irq(shost->host_lock);

1620
	if (vport->load_flag & FC_UNLOADING) {
J
James Smart 已提交
1621 1622 1623
		stat = 1;
		goto finished;
	}
J
James Smart 已提交
1624 1625
	if (time >= 30 * HZ) {
		lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1626 1627
				"0461 Scanning longer than 30 "
				"seconds.  Continuing initialization\n");
J
James Smart 已提交
1628
		stat = 1;
1629
		goto finished;
J
James Smart 已提交
1630 1631 1632
	}
	if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) {
		lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
1633 1634
				"0465 Link down longer than 15 "
				"seconds.  Continuing initialization\n");
J
James Smart 已提交
1635
		stat = 1;
1636
		goto finished;
J
James Smart 已提交
1637
	}
1638

J
James Smart 已提交
1639
	if (vport->port_state != LPFC_VPORT_READY)
J
James Smart 已提交
1640
		goto finished;
J
James Smart 已提交
1641
	if (vport->num_disc_nodes || vport->fc_prli_sent)
J
James Smart 已提交
1642
		goto finished;
J
James Smart 已提交
1643
	if (vport->fc_map_cnt == 0 && time < 2 * HZ)
J
James Smart 已提交
1644
		goto finished;
J
James Smart 已提交
1645
	if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0)
J
James Smart 已提交
1646 1647 1648
		goto finished;

	stat = 1;
1649 1650

finished:
J
James Smart 已提交
1651 1652
	spin_unlock_irq(shost->host_lock);
	return stat;
1653
}
1654

1655 1656 1657 1658
void lpfc_host_attrib_init(struct Scsi_Host *shost)
{
	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
	struct lpfc_hba   *phba = vport->phba;
1659
	/*
J
James Smart 已提交
1660
	 * Set fixed host attributes.  Must done after lpfc_sli_hba_setup().
1661 1662
	 */

J
James Smart 已提交
1663 1664
	fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn);
	fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn);
1665 1666 1667
	fc_host_supported_classes(shost) = FC_COS_CLASS3;

	memset(fc_host_supported_fc4s(shost), 0,
J
James Smart 已提交
1668
	       sizeof(fc_host_supported_fc4s(shost)));
1669 1670 1671
	fc_host_supported_fc4s(shost)[2] = 1;
	fc_host_supported_fc4s(shost)[7] = 1;

1672 1673
	lpfc_vport_symbolic_node_name(vport, fc_host_symbolic_name(shost),
				 sizeof fc_host_symbolic_name(shost));
1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685

	fc_host_supported_speeds(shost) = 0;
	if (phba->lmt & LMT_10Gb)
		fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT;
	if (phba->lmt & LMT_4Gb)
		fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT;
	if (phba->lmt & LMT_2Gb)
		fc_host_supported_speeds(shost) |= FC_PORTSPEED_2GBIT;
	if (phba->lmt & LMT_1Gb)
		fc_host_supported_speeds(shost) |= FC_PORTSPEED_1GBIT;

	fc_host_maxframe_size(shost) =
J
James Smart 已提交
1686 1687
		(((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
		(uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb;
1688 1689 1690

	/* This value is also unchanging */
	memset(fc_host_active_fc4s(shost), 0,
J
James Smart 已提交
1691
	       sizeof(fc_host_active_fc4s(shost)));
1692 1693 1694
	fc_host_active_fc4s(shost)[2] = 1;
	fc_host_active_fc4s(shost)[7] = 1;

1695
	fc_host_max_npiv_vports(shost) = phba->max_vpi;
1696
	spin_lock_irq(shost->host_lock);
1697
	vport->load_flag &= ~FC_LOADING;
1698 1699
	spin_unlock_irq(shost->host_lock);
}
已提交
1700 1701 1702 1703

static int __devinit
lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
{
J
James Smart 已提交
1704 1705 1706
	struct lpfc_vport *vport = NULL;
	struct lpfc_hba   *phba;
	struct lpfc_sli   *psli;
已提交
1707
	struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL;
J
James Smart 已提交
1708
	struct Scsi_Host  *shost = NULL;
1709
	void *ptr;
已提交
1710
	unsigned long bar0map_len, bar2map_len;
1711
	int error = -ENODEV;
1712
	int  i, hbq_count;
1713
	uint16_t iotag;
已提交
1714 1715 1716 1717 1718 1719

	if (pci_enable_device(pdev))
		goto out;
	if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
		goto out_disable_device;

J
James Smart 已提交
1720 1721
	phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL);
	if (!phba)
已提交
1722 1723
		goto out_release_regions;

J
James Smart 已提交
1724
	spin_lock_init(&phba->hbalock);
已提交
1725 1726 1727 1728

	phba->pcidev = pdev;

	/* Assign an unused board number */
1729
	if ((phba->brd_no = lpfc_get_instance()) < 0)
J
James Smart 已提交
1730
		goto out_free_phba;
已提交
1731

J
James Smart 已提交
1732 1733 1734 1735 1736 1737
	INIT_LIST_HEAD(&phba->port_list);
	/*
	 * Get all the module params for configuring this host and then
	 * establish the host.
	 */
	lpfc_get_cfgparam(phba);
1738
	phba->max_vpi = LPFC_MAX_VPI;
已提交
1739 1740 1741 1742 1743

	/* Initialize timers used by driver */
	init_timer(&phba->fc_estabtmo);
	phba->fc_estabtmo.function = lpfc_establish_link_tmo;
	phba->fc_estabtmo.data = (unsigned long)phba;
J
James Smart 已提交
1744 1745 1746 1747 1748

	init_timer(&phba->hb_tmofunc);
	phba->hb_tmofunc.function = lpfc_hb_timeout;
	phba->hb_tmofunc.data = (unsigned long)phba;

已提交
1749 1750 1751
	psli = &phba->sli;
	init_timer(&psli->mbox_tmo);
	psli->mbox_tmo.function = lpfc_mbox_timeout;
J
James Smart 已提交
1752
	psli->mbox_tmo.data = (unsigned long) phba;
1753 1754
	init_timer(&phba->fcp_poll_timer);
	phba->fcp_poll_timer.function = lpfc_poll_timeout;
J
James Smart 已提交
1755
	phba->fcp_poll_timer.data = (unsigned long) phba;
1756 1757 1758
	init_timer(&phba->fabric_block_timer);
	phba->fabric_block_timer.function = lpfc_fabric_block_timeout;
	phba->fabric_block_timer.data = (unsigned long) phba;
已提交
1759 1760

	pci_set_master(pdev);
R
Randy Dunlap 已提交
1761
	pci_try_set_mwi(pdev);
已提交
1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776

	if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0)
		if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0)
			goto out_idr_remove;

	/*
	 * Get the bus address of Bar0 and Bar2 and the number of bytes
	 * required by each mapping.
	 */
	phba->pci_bar0_map = pci_resource_start(phba->pcidev, 0);
	bar0map_len        = pci_resource_len(phba->pcidev, 0);

	phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2);
	bar2map_len        = pci_resource_len(phba->pcidev, 2);

1777
	/* Map HBA SLIM to a kernel virtual address. */
已提交
1778
	phba->slim_memmap_p      = ioremap(phba->pci_bar0_map, bar0map_len);
1779 1780 1781 1782 1783 1784 1785 1786
	if (!phba->slim_memmap_p) {
		error = -ENODEV;
		dev_printk(KERN_ERR, &pdev->dev,
			   "ioremap failed for SLIM memory.\n");
		goto out_idr_remove;
	}

	/* Map HBA Control Registers to a kernel virtual address. */
已提交
1787
	phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len);
1788 1789 1790 1791 1792 1793
	if (!phba->ctrl_regs_memmap_p) {
		error = -ENODEV;
		dev_printk(KERN_ERR, &pdev->dev,
			   "ioremap failed for HBA control registers.\n");
		goto out_iounmap_slim;
	}
已提交
1794 1795 1796 1797 1798 1799 1800

	/* Allocate memory for SLI-2 structures */
	phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
					  &phba->slim2p_mapping, GFP_KERNEL);
	if (!phba->slim2p)
		goto out_iounmap;

1801
	memset(phba->slim2p, 0, SLI2_SLIM_SIZE);
已提交
1802

1803 1804 1805 1806 1807 1808 1809
	phba->hbqslimp.virt = dma_alloc_coherent(&phba->pcidev->dev,
						 lpfc_sli_hbq_size(),
						 &phba->hbqslimp.phys,
						 GFP_KERNEL);
	if (!phba->hbqslimp.virt)
		goto out_free_slim;

1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820
	hbq_count = lpfc_sli_hbq_count();
	ptr = phba->hbqslimp.virt;
	for (i = 0; i < hbq_count; ++i) {
		phba->hbqs[i].hbq_virt = ptr;
		INIT_LIST_HEAD(&phba->hbqs[i].hbq_buffer_list);
		ptr += (lpfc_hbq_defs[i]->entry_count *
			sizeof(struct lpfc_hbq_entry));
	}
	phba->hbqs[LPFC_ELS_HBQ].hbq_alloc_buffer = lpfc_els_hbq_alloc;
	phba->hbqs[LPFC_ELS_HBQ].hbq_free_buffer  = lpfc_els_hbq_free;

1821 1822
	memset(phba->hbqslimp.virt, 0, lpfc_sli_hbq_size());

已提交
1823 1824 1825 1826 1827 1828
	/* Initialize the SLI Layer to run with lpfc HBAs. */
	lpfc_sli_setup(phba);
	lpfc_sli_queue_setup(phba);

	error = lpfc_mem_alloc(phba);
	if (error)
1829
		goto out_free_hbqslimp;
已提交
1830 1831 1832 1833

	/* Initialize and populate the iocb list per host.  */
	INIT_LIST_HEAD(&phba->lpfc_iocb_list);
	for (i = 0; i < LPFC_IOCB_LIST_CNT; i++) {
1834
		iocbq_entry = kzalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL);
已提交
1835 1836 1837 1838 1839 1840 1841 1842
		if (iocbq_entry == NULL) {
			printk(KERN_ERR "%s: only allocated %d iocbs of "
				"expected %d count. Unloading driver.\n",
				__FUNCTION__, i, LPFC_IOCB_LIST_CNT);
			error = -ENOMEM;
			goto out_free_iocbq;
		}

1843 1844 1845 1846 1847 1848 1849 1850 1851
		iotag = lpfc_sli_next_iotag(phba, iocbq_entry);
		if (iotag == 0) {
			kfree (iocbq_entry);
			printk(KERN_ERR "%s: failed to allocate IOTAG. "
			       "Unloading driver.\n",
				__FUNCTION__);
			error = -ENOMEM;
			goto out_free_iocbq;
		}
J
James Smart 已提交
1852 1853

		spin_lock_irq(&phba->hbalock);
已提交
1854 1855
		list_add(&iocbq_entry->list, &phba->lpfc_iocb_list);
		phba->total_iocbq_bufs++;
J
James Smart 已提交
1856
		spin_unlock_irq(&phba->hbalock);
已提交
1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877
	}

	/* Initialize HBA structure */
	phba->fc_edtov = FF_DEF_EDTOV;
	phba->fc_ratov = FF_DEF_RATOV;
	phba->fc_altov = FF_DEF_ALTOV;
	phba->fc_arbtov = FF_DEF_ARBTOV;

	INIT_LIST_HEAD(&phba->work_list);
	phba->work_ha_mask = (HA_ERATT|HA_MBATT|HA_LATT);
	phba->work_ha_mask |= (HA_RXMASK << (LPFC_ELS_RING * 4));

	/* Startup the kernel thread for this host adapter. */
	phba->worker_thread = kthread_run(lpfc_do_work, phba,
				       "lpfc_worker_%d", phba->brd_no);
	if (IS_ERR(phba->worker_thread)) {
		error = PTR_ERR(phba->worker_thread);
		goto out_free_iocbq;
	}

	/* Initialize the list of scsi buffers used by driver for scsi IO. */
1878
	spin_lock_init(&phba->scsi_buf_list_lock);
已提交
1879 1880
	INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list);

1881 1882 1883
	/* Initialize list of fabric iocbs */
	INIT_LIST_HEAD(&phba->fabric_iocb_list);

1884
	vport = lpfc_create_port(phba, phba->brd_no, &phba->pcidev->dev);
J
James Smart 已提交
1885 1886 1887 1888 1889
	if (!vport)
		goto out_kthread_stop;

	shost = lpfc_shost_from_vport(vport);
	phba->pport = vport;
J
James Smart 已提交
1890
	lpfc_debugfs_initialize(vport);
J
James Smart 已提交
1891

1892
	pci_set_drvdata(pdev, shost);
已提交
1893

1894 1895
	if (phba->cfg_use_msi) {
		error = pci_enable_msi(phba->pcidev);
1896 1897 1898
		if (!error)
			phba->using_msi = 1;
		else
1899 1900 1901
			lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
					"0452 Enable MSI failed, continuing "
					"with IRQ\n");
1902 1903
	}

1904
	error =	request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
J
James Smart 已提交
1905
			    LPFC_DRIVER_NAME, phba);
已提交
1906 1907
	if (error) {
		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
1908
			"0451 Enable interrupt handler failed\n");
1909
		goto out_disable_msi;
已提交
1910 1911
	}

J
James Smart 已提交
1912 1913 1914 1915 1916 1917
	phba->MBslimaddr = phba->slim_memmap_p;
	phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET;
	phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET;
	phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET;
	phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;

1918
	if (lpfc_alloc_sysfs_attr(vport))
已提交
1919
		goto out_free_irq;
1920

J
James Smart 已提交
1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931
	if (lpfc_sli_hba_setup(phba))
		goto out_remove_device;

	/*
	 * hba setup may have changed the hba_queue_depth so we need to adjust
	 * the value of can_queue.
	 */
	shost->can_queue = phba->cfg_hba_queue_depth - 10;

	lpfc_host_attrib_init(shost);

J
James Smart 已提交
1932 1933 1934 1935 1936
	if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
		spin_lock_irq(shost->host_lock);
		lpfc_poll_start_timer(phba);
		spin_unlock_irq(shost->host_lock);
	}
已提交
1937

J
James Smart 已提交
1938
	scsi_scan_host(shost);
已提交
1939 1940 1941

	return 0;

J
James Smart 已提交
1942 1943 1944
out_remove_device:
	lpfc_free_sysfs_attr(vport);
	spin_lock_irq(shost->host_lock);
1945
	vport->load_flag |= FC_UNLOADING;
J
James Smart 已提交
1946
	spin_unlock_irq(shost->host_lock);
已提交
1947
out_free_irq:
1948
	lpfc_stop_phba_timers(phba);
J
James Smart 已提交
1949
	phba->pport->work_port_events = 0;
已提交
1950
	free_irq(phba->pcidev->irq, phba);
1951
out_disable_msi:
1952 1953
	if (phba->using_msi)
		pci_disable_msi(phba->pcidev);
J
James Smart 已提交
1954
	destroy_port(vport);
已提交
1955 1956 1957 1958 1959 1960 1961 1962 1963
out_kthread_stop:
	kthread_stop(phba->worker_thread);
out_free_iocbq:
	list_for_each_entry_safe(iocbq_entry, iocbq_next,
						&phba->lpfc_iocb_list, list) {
		kfree(iocbq_entry);
		phba->total_iocbq_bufs--;
	}
	lpfc_mem_free(phba);
1964 1965 1966
out_free_hbqslimp:
	dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
			  phba->hbqslimp.phys);
已提交
1967 1968 1969 1970 1971
out_free_slim:
	dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p,
							phba->slim2p_mapping);
out_iounmap:
	iounmap(phba->ctrl_regs_memmap_p);
1972
out_iounmap_slim:
已提交
1973 1974 1975
	iounmap(phba->slim_memmap_p);
out_idr_remove:
	idr_remove(&lpfc_hba_index, phba->brd_no);
J
James Smart 已提交
1976 1977
out_free_phba:
	kfree(phba);
已提交
1978 1979 1980 1981 1982
out_release_regions:
	pci_release_regions(pdev);
out_disable_device:
	pci_disable_device(pdev);
out:
1983
	pci_set_drvdata(pdev, NULL);
J
James Smart 已提交
1984 1985
	if (shost)
		scsi_host_put(shost);
已提交
1986 1987 1988 1989 1990 1991
	return error;
}

static void __devexit
lpfc_pci_remove_one(struct pci_dev *pdev)
{
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	struct Scsi_Host  *shost = pci_get_drvdata(pdev);
	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
	struct lpfc_hba   *phba = vport->phba;
1995
	spin_lock_irq(&phba->hbalock);
1996
	vport->load_flag |= FC_UNLOADING;
1997
	spin_unlock_irq(&phba->hbalock);
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	kfree(vport->vname);
	lpfc_free_sysfs_attr(vport);

	fc_remove_host(shost);
	scsi_remove_host(shost);
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	/*
	 * Bring down the SLI Layer. This step disable all interrupts,
	 * clears the rings, discards all mailbox commands, and resets
	 * the HBA.
	 */
	lpfc_sli_hba_down(phba);
	lpfc_sli_brdrestart(phba);

2012
	lpfc_stop_phba_timers(phba);
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	spin_lock_irq(&phba->hbalock);
	list_del_init(&vport->listentry);
	spin_unlock_irq(&phba->hbalock);

	lpfc_debugfs_terminate(vport);
	lpfc_cleanup(vport);
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	kthread_stop(phba->worker_thread);

	/* Release the irq reservation */
	free_irq(phba->pcidev->irq, phba);
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	if (phba->using_msi)
		pci_disable_msi(phba->pcidev);
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	pci_set_drvdata(pdev, NULL);
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	scsi_host_put(shost);
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	/*
	 * Call scsi_free before mem_free since scsi bufs are released to their
	 * corresponding pools here.
	 */
	lpfc_scsi_free(phba);
	lpfc_mem_free(phba);

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	dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
			  phba->hbqslimp.phys);

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	/* Free resources associated with SLI2 interface */
	dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE,
			  phba->slim2p, phba->slim2p_mapping);

	/* unmap adapter SLIM and Control Registers */
	iounmap(phba->ctrl_regs_memmap_p);
	iounmap(phba->slim_memmap_p);

	idr_remove(&lpfc_hba_index, phba->brd_no);

	kfree(phba);

	pci_release_regions(pdev);
	pci_disable_device(pdev);
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}

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/**
 * lpfc_io_error_detected - called when PCI error is detected
 * @pdev: Pointer to PCI device
 * @state: The current pci conneection state
 *
 * This function is called after a PCI bus error affecting
 * this device has been detected.
 */
static pci_ers_result_t lpfc_io_error_detected(struct pci_dev *pdev,
				pci_channel_state_t state)
{
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	struct Scsi_Host *shost = pci_get_drvdata(pdev);
	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
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	struct lpfc_sli *psli = &phba->sli;
	struct lpfc_sli_ring  *pring;

2072
	if (state == pci_channel_io_perm_failure)
2073
		return PCI_ERS_RESULT_DISCONNECT;
2074

2075 2076 2077 2078 2079 2080 2081 2082 2083
	pci_disable_device(pdev);
	/*
	 * There may be I/Os dropped by the firmware.
	 * Error iocb (I/O) on txcmplq and let the SCSI layer
	 * retry it after re-establishing link.
	 */
	pring = &psli->ring[psli->fcp_ring];
	lpfc_sli_abort_iocb_ring(phba, pring);

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	/* Release the irq reservation */
	free_irq(phba->pcidev->irq, phba);
	if (phba->using_msi)
		pci_disable_msi(phba->pcidev);

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	/* Request a slot reset. */
	return PCI_ERS_RESULT_NEED_RESET;
}

/**
 * lpfc_io_slot_reset - called after the pci bus has been reset.
 * @pdev: Pointer to PCI device
 *
 * Restart the card from scratch, as if from a cold-boot.
 */
static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev)
{
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	struct Scsi_Host *shost = pci_get_drvdata(pdev);
	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
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	struct lpfc_sli *psli = &phba->sli;
	int bars = pci_select_bars(pdev, IORESOURCE_MEM);

	dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n");
	if (pci_enable_device_bars(pdev, bars)) {
		printk(KERN_ERR "lpfc: Cannot re-enable "
			"PCI device after reset.\n");
		return PCI_ERS_RESULT_DISCONNECT;
	}

	pci_set_master(pdev);

	/* Re-establishing Link */
2116
	spin_lock_irq(shost->host_lock);
2117
	phba->pport->fc_flag |= FC_ESTABLISH_LINK;
2118
	spin_unlock_irq(shost->host_lock);
2119

2120
	spin_lock_irq(&phba->hbalock);
2121
	psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
2122
	spin_unlock_irq(&phba->hbalock);
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	/* Take device offline; this will perform cleanup */
	lpfc_offline(phba);
	lpfc_sli_brdrestart(phba);

	return PCI_ERS_RESULT_RECOVERED;
}

/**
 * lpfc_io_resume - called when traffic can start flowing again.
 * @pdev: Pointer to PCI device
 *
 * This callback is called when the error recovery driver tells us that
 * its OK to resume normal operation.
 */
static void lpfc_io_resume(struct pci_dev *pdev)
{
2141 2142
	struct Scsi_Host *shost = pci_get_drvdata(pdev);
	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
2143 2144 2145 2146 2147 2148

	if (lpfc_online(phba) == 0) {
		mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
	}
}

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static struct pci_device_id lpfc_id_table[] = {
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER,
		PCI_ANY_ID, PCI_ANY_ID, },
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	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_FIREFLY,
		PCI_ANY_ID, PCI_ANY_ID, },
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	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_THOR,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PEGASUS,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_CENTAUR,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_DRAGONFLY,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SUPERFLY,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_RFLY,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PFLY,
		PCI_ANY_ID, PCI_ANY_ID, },
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	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_SCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_NEPTUNE_DCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
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	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS,
		PCI_ANY_ID, PCI_ANY_ID, },
2176 2177 2178 2179
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_SCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS_DCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
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	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BMID,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BSMB,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR,
		PCI_ANY_ID, PCI_ANY_ID, },
2186 2187 2188 2189
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_SCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR_DCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
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	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZMID,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZSMB,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_TFLY,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP101,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP10000S,
		PCI_ANY_ID, PCI_ANY_ID, },
2200 2201 2202 2203
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP11000S,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LPE11000S,
		PCI_ANY_ID, PCI_ANY_ID, },
2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_MID,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SMB,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_DCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_SCSP,
		PCI_ANY_ID, PCI_ANY_ID, },
	{PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SAT_S,
		PCI_ANY_ID, PCI_ANY_ID, },
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	{ 0 }
};

MODULE_DEVICE_TABLE(pci, lpfc_id_table);

2221 2222 2223 2224 2225 2226
static struct pci_error_handlers lpfc_err_handler = {
	.error_detected = lpfc_io_error_detected,
	.slot_reset = lpfc_io_slot_reset,
	.resume = lpfc_io_resume,
};

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static struct pci_driver lpfc_driver = {
	.name		= LPFC_DRIVER_NAME,
	.id_table	= lpfc_id_table,
	.probe		= lpfc_pci_probe_one,
	.remove		= __devexit_p(lpfc_pci_remove_one),
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	.err_handler    = &lpfc_err_handler,
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};

static int __init
lpfc_init(void)
{
	int error = 0;

	printk(LPFC_MODULE_DESC "\n");
2241
	printk(LPFC_COPYRIGHT "\n");
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	lpfc_transport_template =
				fc_attach_transport(&lpfc_transport_functions);
2245 2246 2247
	lpfc_vport_transport_template =
			fc_attach_transport(&lpfc_vport_transport_functions);
	if (!lpfc_transport_template || !lpfc_vport_transport_template)
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		return -ENOMEM;
	error = pci_register_driver(&lpfc_driver);
2250
	if (error) {
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		fc_release_transport(lpfc_transport_template);
2252 2253
		fc_release_transport(lpfc_vport_transport_template);
	}
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	return error;
}

static void __exit
lpfc_exit(void)
{
	pci_unregister_driver(&lpfc_driver);
	fc_release_transport(lpfc_transport_template);
2263
	fc_release_transport(lpfc_vport_transport_template);
已提交
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}

module_init(lpfc_init);
module_exit(lpfc_exit);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION(LPFC_MODULE_DESC);
MODULE_AUTHOR("Emulex Corporation - tech.support@emulex.com");
MODULE_VERSION("0:" LPFC_DRIVER_VERSION);