From: "Alice.Chao" <alice.chao@xxxxxxxxxxxx>
HCI disable before HW Reset.
Because of the property of mtk ufshci,
we need to change reset flow to avoid potential issues.
Change-Id: I3eb917fd2953b58dcf7e021286d1de71c9232cfb
Signed-off-by: Alice.Chao <alice.chao@xxxxxxxxxxxx>
CR-Id: ALPS05728133
Feature: UFS(Universal Flash Storage)
---
drivers/scsi/ufs/ufs-mediatek.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index a981f261b304..c62603ed3d33 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -846,6 +846,9 @@ static int ufs_mtk_device_reset(struct ufs_hba *hba)
{
struct arm_smccc_res res;
+ /* disable hba before device reset */
+ ufshcd_hba_stop(hba);
+
ufs_mtk_device_reset_ctrl(0, res);
/*
--
2.18.0
