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qla2xxx: Disable laser for ISP2031 while unloading driver.

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Nameserver data on FC switch is not refreshed when
qla2xxx driver is unloaded. Disabling laser for
ISP2031 will force FC switch to rescan ports and
clear fdmi entries from Nameserver.

Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Himanshu Madhani
2014-09-25 05:16:55 -04:00
committed by Christoph Hellwig
parent 25232cc9b8
commit 2d5a4c344a
3 changed files with 37 additions and 1 deletions
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5
drivers/scsi/qla2xxx/qla_def.h
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@@ -191,6 +191,11 @@
* reset-recovery completion is
* second
*/
/* ISP2031: Values for laser on/off */
#define PORT_0_2031 0x00201340
#define PORT_1_2031 0x00201350
#define LASER_ON_2031 0x01800100
#define LASER_OFF_2031 0x01800180
/*
* The ISP2312 v2 chip cannot access the FLASH/GPIO registers via MMIO in an