In ufs_qcom_power_up_sequence(), check return value of phy_set_mode_ext()
and stop proceeding if phy_set_mode_ext() fails.
Reviewed-by: Nitin Rawat <[email protected]>
Reviewed-by: Manivannan Sadhasivam <[email protected]>
Signed-off-by: Can Guo <[email protected]>
---
drivers/ufs/host/ufs-qcom.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index 543939c..ee3f07a 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -475,7 +475,9 @@ 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)
+ goto out_disable_phy;
/* power on phy - start serdes and phy's power and clocks */
ret = phy_power_on(phy);
--
2.7.4