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[SCSI] ufs: remove version check before IS reg clear

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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>
This commit is contained in:
Seungwon Jeon 2013-06-26 22:39:28 +05:30 • committed by James Bottomley
commit 261ea45203
1 changed files with 1 additions and 4 deletions
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5
drivers/scsi/ufs/ufshcd.c
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@ -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);