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Commit d5f0493e authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "scsi: ufs: Resume ufs host before accessing controller register"

parents ff5b299a f7aafe15

drivers/scsi/ufs/ufs-sysfs.c

+2 −0
Original line number Diff line number Diff line
@@ -131,6 +131,7 @@ static void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit) 
		goto out_unlock;

	if (!pm_runtime_suspended(hba->dev)) {

		spin_unlock_irqrestore(hba->host->host_lock, flags);

		pm_runtime_get_sync(hba->dev);

		ufshcd_hold(hba, false);

		down_write(&hba->lock);

		ufshcd_scsi_block_requests(hba);
@@ -145,6 +146,7 @@ static void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit) 
		up_write(&hba->lock);

		ufshcd_scsi_unblock_requests(hba);

		ufshcd_release(hba, false);

		pm_runtime_put(hba->dev);

		return;

	}

	hba->ahit = ahit;