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SubjectRE: [EXT] [PATCH v1 4/4] scsi: ufs-mediatek: enable WriteBooster capability
Date
> -----Original Message-----
> From: Stanley Chu <stanley.chu@mediatek.com>
> Sent: Tuesday, April 28, 2020 1:14 PM
> To: linux-scsi@vger.kernel.org; martin.petersen@oracle.com;
> avri.altman@wdc.com; alim.akhtar@samsung.com; jejb@linux.ibm.com;
> asutoshd@codeaurora.org
> Cc: Bean Huo (beanhuo) <beanhuo@micron.com>; cang@codeaurora.org;
> matthias.bgg@gmail.com; bvanassche@acm.org; linux-
> mediatek@lists.infradead.org; linux-arm-kernel@lists.infradead.org; linux-
> kernel@vger.kernel.org; kuohong.wang@mediatek.com;
> peter.wang@mediatek.com; chun-hung.wu@mediatek.com;
> andy.teng@mediatek.com; Stanley Chu <stanley.chu@mediatek.com>
> Subject: [EXT] [PATCH v1 4/4] scsi: ufs-mediatek: enable WriteBooster capability
>
> 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

Reviewed-by: Bean Huo <beanhuo@micron.com>

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