[PATCH v1 4/4] scsi: ufs-mediatek: enable WriteBooster capability

Stanley Chu
2020-04-28T11:14:41Z

Enable WriteBooster capability on MediaTek UFS platforms.

Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
---
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 673c16596fb2..15b9c420a3a5 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -263,6 +263,9 @@ static int ufs_mtk_init(struct ufs_hba *hba)
/* Enable clock-gating */
hba->caps |= UFSHCD_CAP_CLK_GATING;

+ /* Enable WriteBooster */
+ hba->caps |= UFSHCD_CAP_WB_EN;
+
/*
* ufshcd_vops_init() is invoked after
* ufshcd_setup_clock(true) in ufshcd_hba_init() thus
--
2.18.0