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[SCSI] lpfc 8.1.2: Add ERROR and WARM_START modes for diagnostic purposes.

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Add ERROR and WARM_START modes for diagnostic purposes.

Signed-off-by: Jamie Wellnitz <Jamie.Wellnitz@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Jamie Wellnitz
2006-02-28 19:25:27 -05:00
committed by James Bottomley
parent d9d959c41f
commit 41415862a2
9 changed files with 393 additions and 155 deletions
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64
drivers/scsi/lpfc/lpfc_attr.c
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@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
* Copyright (C) 2004-2005 Emulex. All rights reserved. *
* Copyright (C) 2004-2006 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
@@ -149,6 +149,8 @@ lpfc_state_show(struct class_device *cdev, char *buf)
struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
int len = 0;
switch (phba->hba_state) {
case LPFC_STATE_UNKNOWN:
case LPFC_WARM_START:
case LPFC_INIT_START:
case LPFC_INIT_MBX_CMDS:
case LPFC_LINK_DOWN:
@@ -278,6 +280,58 @@ lpfc_board_online_store(struct class_device *cdev, const char *buf,
return -EIO;
}
static ssize_t
lpfc_board_mode_show(struct class_device *cdev, char *buf)
{
struct Scsi_Host *host = class_to_shost(cdev);
struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
char * state;
if (phba->hba_state == LPFC_HBA_ERROR)
state = "error";
else if (phba->hba_state == LPFC_WARM_START)
state = "warm start";
else if (phba->hba_state == LPFC_INIT_START)
state = "offline";
else
state = "online";
return snprintf(buf, PAGE_SIZE, "%s\n", state);
}
static ssize_t
lpfc_board_mode_store(struct class_device *cdev, const char *buf, size_t count)
{
struct Scsi_Host *host = class_to_shost(cdev);
struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
struct completion online_compl;
int status=0;
init_completion(&online_compl);
if(strncmp(buf, "online", sizeof("online") - 1) == 0)
lpfc_workq_post_event(phba, &status, &online_compl,
LPFC_EVT_ONLINE);
else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0)
lpfc_workq_post_event(phba, &status, &online_compl,
LPFC_EVT_OFFLINE);
else if (strncmp(buf, "warm", sizeof("warm") - 1) == 0)
lpfc_workq_post_event(phba, &status, &online_compl,
LPFC_EVT_WARM_START);
else if (strncmp(buf, "error", sizeof("error") - 1) == 0)
lpfc_workq_post_event(phba, &status, &online_compl,
LPFC_EVT_KILL);
else
return -EINVAL;
wait_for_completion(&online_compl);
if (!status)
return strlen(buf);
else
return -EIO;
}
static ssize_t
lpfc_poll_show(struct class_device *cdev, char *buf)
{
@@ -480,6 +534,8 @@ static CLASS_DEVICE_ATTR(management_version, S_IRUGO, management_version_show,
NULL);
static CLASS_DEVICE_ATTR(board_online, S_IRUGO | S_IWUSR,
lpfc_board_online_show, lpfc_board_online_store);
static CLASS_DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR,
lpfc_board_mode_show, lpfc_board_mode_store);
static int lpfc_poll = 0;
module_param(lpfc_poll, int, 0);
@@ -674,6 +730,7 @@ struct class_device_attribute *lpfc_host_attrs[] = {
&class_device_attr_nport_evt_cnt,
&class_device_attr_management_version,
&class_device_attr_board_online,
&class_device_attr_board_mode,
&class_device_attr_lpfc_poll,
&class_device_attr_lpfc_poll_tmo,
NULL,
@@ -883,8 +940,11 @@ sysfs_mbox_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
case MBX_DUMP_MEMORY:
case MBX_DOWN_LOAD:
case MBX_UPDATE_CFG:
case MBX_KILL_BOARD:
case MBX_LOAD_AREA:
case MBX_LOAD_EXP_ROM:
case MBX_BEACON:
case MBX_DEL_LD_ENTRY:
break;
case MBX_READ_SPARM64:
case MBX_READ_LA:
@@ -1042,6 +1102,8 @@ lpfc_get_host_port_state(struct Scsi_Host *shost)
fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
else {
switch (phba->hba_state) {
case LPFC_STATE_UNKNOWN:
case LPFC_WARM_START:
case LPFC_INIT_START:
case LPFC_INIT_MBX_CMDS:
case LPFC_LINK_DOWN: