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authorSeungwon Jeon <tgih.jun@samsung.com>2013-06-26 21:09:28 +0400
committerJames Bottomley <JBottomley@Parallels.com>2013-06-29 00:06:55 +0400
commit261ea452037471b7cab6a3913d308acba54f7933 (patch)
tree3811ef160185084911d977a2dcdbe007eadcaa94 /drivers/scsi/ufs
parent2fbd009b40967fc54b7eb3580372736862291a06 (diff)
downloadlinux-261ea452037471b7cab6a3913d308acba54f7933.tar.xz
[SCSI] ufs: remove version check before IS reg clear
There is no need to check the version to clear the interrupt status. And the order is changed prior to actual handling. Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com> Tested-by: Maya Erez <merez@codeaurora.org> Signed-off-by: Santosh Y <santoshsy@gmail.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/ufs')
-rw-r--r--drivers/scsi/ufs/ufshcd.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 1f1e08518555..2e0248302e8d 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1324,11 +1324,8 @@ static irqreturn_t ufshcd_intr(int irq, void *__hba)
intr_status = ufshcd_readl(hba, REG_INTERRUPT_STATUS);
if (intr_status) {
+ ufshcd_writel(hba, intr_status, REG_INTERRUPT_STATUS);
ufshcd_sl_intr(hba, intr_status);
-
- /* If UFSHCI 1.0 then clear interrupt status register */
- if (hba->ufs_version == UFSHCI_VERSION_10)
- ufshcd_writel(hba, intr_status, REG_INTERRUPT_STATUS);
retval = IRQ_HANDLED;
}
spin_unlock(hba->host->host_lock);