/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
- * Enterprise Fibre Channel Host Bus Adapters. *
- * Refer to the README file included with this package for *
- * driver version and adapter support. *
- * Copyright (C) 2004 Emulex Corporation. *
+ * Fibre Channel Host Bus Adapters. *
+ * Copyright (C) 2004-2005 Emulex. All rights reserved. *
+ * EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
+ * Portions Copyright (C) 2004-2005 Christoph Hellwig *
* *
* This program is free software; you can redistribute it and/or *
- * modify it under the terms of the GNU General Public License *
- * as published by the Free Software Foundation; either version 2 *
- * of the License, or (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details, a copy of which *
- * can be found in the file COPYING included with this package. *
+ * 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. *
*******************************************************************/
-/*
- * $Id: lpfc_els.c 1.186 2005/04/13 14:26:55EDT sf_support Exp $
- */
-
#include <linux/blkdev.h>
#include <linux/pci.h>
#include <linux/interrupt.h>
+#include <scsi/scsi.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
uint16_t cmdSize,
uint8_t retry, struct lpfc_nodelist * ndlp, uint32_t elscmd)
{
- struct list_head *lpfc_iocb_list = &phba->lpfc_iocb_list;
struct lpfc_sli_ring *pring;
- struct lpfc_iocbq *elsiocb = NULL;
+ struct lpfc_iocbq *elsiocb;
struct lpfc_dmabuf *pcmd, *prsp, *pbuflist;
struct ulp_bde64 *bpl;
IOCB_t *icmd;
if (phba->hba_state < LPFC_LINK_UP)
return NULL;
-
/* Allocate buffer for command iocb */
spin_lock_irq(phba->host->host_lock);
- list_remove_head(lpfc_iocb_list, elsiocb, struct lpfc_iocbq, list);
+ elsiocb = lpfc_sli_get_iocbq(phba);
spin_unlock_irq(phba->host->host_lock);
if (elsiocb == NULL)
return NULL;
- memset(elsiocb, 0, sizeof (struct lpfc_iocbq));
icmd = &elsiocb->iocb;
/* fill in BDEs for command */
if (((pcmd = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL)) == 0) ||
((pcmd->virt = lpfc_mbuf_alloc(phba,
MEM_PRI, &(pcmd->phys))) == 0)) {
- if (pcmd)
- kfree(pcmd);
+ kfree(pcmd);
- list_add_tail(&elsiocb->list, lpfc_iocb_list);
+ spin_lock_irq(phba->host->host_lock);
+ lpfc_sli_release_iocbq(phba, elsiocb);
+ spin_unlock_irq(phba->host->host_lock);
return NULL;
}
prsp->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
&prsp->phys);
if (prsp == 0 || prsp->virt == 0) {
- if (prsp)
- kfree(prsp);
+ kfree(prsp);
lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys);
kfree(pcmd);
- list_add_tail(&elsiocb->list, lpfc_iocb_list);
+ spin_lock_irq(phba->host->host_lock);
+ lpfc_sli_release_iocbq(phba, elsiocb);
+ spin_unlock_irq(phba->host->host_lock);
return NULL;
}
INIT_LIST_HEAD(&prsp->list);
pbuflist->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
&pbuflist->phys);
if (pbuflist == 0 || pbuflist->virt == 0) {
- list_add_tail(&elsiocb->list, lpfc_iocb_list);
+ spin_lock_irq(phba->host->host_lock);
+ lpfc_sli_release_iocbq(phba, elsiocb);
+ spin_unlock_irq(phba->host->host_lock);
lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys);
lpfc_mbuf_free(phba, prsp->virt, prsp->phys);
kfree(pcmd);
kfree(prsp);
- if (pbuflist)
- kfree(pbuflist);
+ kfree(pbuflist);
return NULL;
}
spin_unlock_irq(phba->host->host_lock);
(iocb->iocb_cmpl) (phba, iocb, iocb);
spin_lock_irq(phba->host->host_lock);
- } else {
- list_add_tail(&iocb->list,
- &phba->lpfc_iocb_list);
- }
+ } else
+ lpfc_sli_release_iocbq(phba, iocb);
}
}
}
kfree(buf_ptr);
}
spin_lock_irq(phba->host->host_lock);
- list_add_tail(&elsiocb->list, &phba->lpfc_iocb_list);
+ lpfc_sli_release_iocbq(phba, elsiocb);
spin_unlock_irq(phba->host->host_lock);
return 0;
}
spin_unlock_irq(phba->host->host_lock);
(piocb->iocb_cmpl) (phba, piocb, piocb);
spin_lock_irq(phba->host->host_lock);
- } else {
- list_add_tail(&piocb->list, &phba->lpfc_iocb_list);
- }
+ } else
+ lpfc_sli_release_iocbq(phba, piocb);
}
if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt) {
phba->els_tmofunc.expires = jiffies + HZ * timeout;
spin_lock_irq(phba->host->host_lock);
}
else
- list_add_tail(&piocb->list, &phba->lpfc_iocb_list);
+ lpfc_sli_release_iocbq(phba, piocb);
}
list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) {
spin_lock_irq(phba->host->host_lock);
}
else
- list_add_tail(&piocb->list, &phba->lpfc_iocb_list);
+ lpfc_sli_release_iocbq(phba, piocb);
}
spin_unlock_irq(phba->host->host_lock);
return;
case ELS_CMD_PLOGI:
phba->fc_stat.elsRcvPLOGI++;
if (phba->hba_state < LPFC_DISC_AUTH) {
- rjt_err = LSEXP_NOTHING_MORE;
+ rjt_err = 1;
break;
}
lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_PLOGI);
case ELS_CMD_LOGO:
phba->fc_stat.elsRcvLOGO++;
if (phba->hba_state < LPFC_DISC_AUTH) {
- rjt_err = LSEXP_NOTHING_MORE;
+ rjt_err = 1;
break;
}
lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_LOGO);
case ELS_CMD_PRLO:
phba->fc_stat.elsRcvPRLO++;
if (phba->hba_state < LPFC_DISC_AUTH) {
- rjt_err = LSEXP_NOTHING_MORE;
+ rjt_err = 1;
break;
}
lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_PRLO);
case ELS_CMD_ADISC:
phba->fc_stat.elsRcvADISC++;
if (phba->hba_state < LPFC_DISC_AUTH) {
- rjt_err = LSEXP_NOTHING_MORE;
+ rjt_err = 1;
break;
}
lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_ADISC);
case ELS_CMD_PDISC:
phba->fc_stat.elsRcvPDISC++;
if (phba->hba_state < LPFC_DISC_AUTH) {
- rjt_err = LSEXP_NOTHING_MORE;
+ rjt_err = 1;
break;
}
lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_PDISC);
case ELS_CMD_PRLI:
phba->fc_stat.elsRcvPRLI++;
if (phba->hba_state < LPFC_DISC_AUTH) {
- rjt_err = LSEXP_NOTHING_MORE;
+ rjt_err = 1;
break;
}
lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_PRLI);
break;
default:
/* Unsupported ELS command, reject */
- rjt_err = LSEXP_NOTHING_MORE;
+ rjt_err = 1;
/* Unknown ELS command <elsCmd> received from NPORT <did> */
lpfc_printf_log(phba, KERN_ERR, LOG_ELS,
if (rjt_err) {
stat.un.b.lsRjtRsvd0 = 0;
stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
- stat.un.b.lsRjtRsnCodeExp = rjt_err;
+ stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE;
stat.un.b.vendorUnique = 0;
lpfc_els_rsp_reject(phba, stat.un.lsRjtError, elsiocb, ndlp);
}