From: Greg Kroah-Hartman gregkh@linuxfoundation.org
From: Stanley Chu stanley.chu@mediatek.com
[ Upstream commit 46ec9592ffd679fa26142dcb9e5119aad7e60b55 ]
Flush during hibern8 is sufficient on MediaTek platforms, thus enable UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL to skip enabling fWriteBoosterBufferFlush during WriteBooster initialization.
Link: https://lore.kernel.org/r/20201222072928.32328-1-stanley.chu@mediatek.com Reviewed-by: Avri Altman avri.altman@wdc.com Signed-off-by: Stanley Chu stanley.chu@mediatek.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/scsi/ufs/ufs-mediatek.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 80618af7c872..c55202b92a43 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -661,6 +661,7 @@ static int ufs_mtk_init(struct ufs_hba *hba)
/* Enable WriteBooster */ hba->caps |= UFSHCD_CAP_WB_EN; + hba->quirks |= UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL; hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80);
if (host->caps & UFS_MTK_CAP_DISABLE_AH8)