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[SCSI] qla4xxx: Stop firmware before doing init firmware. 

If BIOS is enabled then drivers init firmware fails since
BIOS has done the init once.

Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: Ravi Anand <ravi.anand@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Lalit Chandivade 2010-07-30 14:26:31 +05:30 committed by James Bottomley
parent b173a132cb
commit 9d4946f89f
1 changed files with 6 additions and 0 deletions
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6
drivers/scsi/qla4xxx/ql4_init.c
View File

@ -445,6 +445,12 @@ static int qla4xxx_init_firmware(struct scsi_qla_host *ha)
{
int status = QLA_ERROR;
/* For 82xx, stop firmware before initializing because if BIOS
* has previously initialized firmware, then driver's initialize
* firmware will fail. */
if (is_qla8022(ha))
qla4_8xxx_stop_firmware(ha);
ql4_printk(KERN_INFO, ha, "Initializing firmware..\n");
if (qla4xxx_initialize_fw_cb(ha) == QLA_ERROR) {
DEBUG2(printk("scsi%ld: %s: Failed to initialize firmware "