From 5fa8b573134108a333a317378998a9f1299c4dd6 Mon Sep 17 00:00:00 2001 From: Sarang Radke Date: Wed, 23 Mar 2011 08:07:33 -0700 Subject: [SCSI] qla4xxx: Use polling mode for disable interrupt mailbox completion Disable Interrupt MBX completion will disable the interrupt on successful completion. Fixed the bug where driver was waiting for Interrupt to come in for its completion. Now driver will poll for disable interrupt MBX completion. Signed-off-by: Sarang Radke Signed-off-by: Vikas Chaudhary Reviewed-by: Mike Christie Signed-off-by: James Bottomley --- drivers/scsi/qla4xxx/ql4_nx.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c index 3d5ef2df4134..35381cb0936e 100644 --- a/drivers/scsi/qla4xxx/ql4_nx.c +++ b/drivers/scsi/qla4xxx/ql4_nx.c @@ -2304,14 +2304,13 @@ qla4_8xxx_enable_intrs(struct scsi_qla_host *ha) void qla4_8xxx_disable_intrs(struct scsi_qla_host *ha) { - if (test_bit(AF_INTERRUPTS_ON, &ha->flags)) + if (test_and_clear_bit(AF_INTERRUPTS_ON, &ha->flags)) qla4_8xxx_mbx_intr_disable(ha); spin_lock_irq(&ha->hardware_lock); /* BIT 10 - set */ qla4_8xxx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0x0400); spin_unlock_irq(&ha->hardware_lock); - clear_bit(AF_INTERRUPTS_ON, &ha->flags); } struct ql4_init_msix_entry { -- cgit v1.2.3-59-g8ed1b