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path: root/drivers/scsi/NCR53c406a.c
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Diffstat (limited to 'drivers/scsi/NCR53c406a.c')
-rw-r--r--drivers/scsi/NCR53c406a.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/NCR53c406a.c b/drivers/scsi/NCR53c406a.c
index 7c025b6cdd7..b2002ba6e2a 100644
--- a/drivers/scsi/NCR53c406a.c
+++ b/drivers/scsi/NCR53c406a.c
@@ -725,6 +725,9 @@ static int NCR53c406a_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *))
static int NCR53c406a_host_reset(Scsi_Cmnd * SCpnt)
{
DEB(printk("NCR53c406a_reset called\n"));
+
+ spin_lock_irq(SCpnt->device->host->host_lock);
+
outb(C4_IMG, CONFIG4); /* Select reg set 0 */
outb(CHIP_RESET, CMD_REG);
outb(SCSI_NOP, CMD_REG); /* required after reset */
@@ -732,6 +735,9 @@ static int NCR53c406a_host_reset(Scsi_Cmnd * SCpnt)
chip_init();
rtrc(2);
+
+ spin_unlock_irq(SCpnt->device->host->host_lock);
+
return SUCCESS;
}