[PATCH v6 09/10] scsi: ufs: ufs-qcom: Check return value of phy_set_mode_ext()

[Can Guo]

In ufs_qcom_power_up_sequence(), check return value of phy_set_mode_ext()
and stop proceeding if phy_set_mode_ext() fails.

Signed-off-by: Can Guo <quic_cang@xxxxxxxxxxx>
---
 drivers/ufs/host/ufs-qcom.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index 30f4ca6..9c0ebbc 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -475,7 +475,12 @@ static int ufs_qcom_power_up_sequence(struct ufs_hba *hba)
 		return ret;
 	}
 
-	phy_set_mode_ext(phy, mode, host->phy_gear);
+	ret = phy_set_mode_ext(phy, mode, host->phy_gear);
+	if (ret) {
+		dev_err(hba->dev, "%s: phy set mode failed, ret = %d\n",
+			__func__, ret);
+		goto out_disable_phy;
+	}
 
 	/* power on phy - start serdes and phy's power and clocks */
 	ret = phy_power_on(phy);
-- 
2.7.4