linux-kernel - Re: [PATCH 3/3] scsi: ufs: Changes comment in the function ufshcd_wb

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Date:   Fri, 04 Dec 2020 11:27:02 +0800
From:   Can Guo <cang@...eaurora.org>
To:     Bean Huo <huobean@...il.com>
Cc:     alim.akhtar@...sung.com, avri.altman@....com,
        asutoshd@...eaurora.org, jejb@...ux.ibm.com,
        martin.petersen@...cle.com, stanley.chu@...iatek.com,
        beanhuo@...ron.com, bvanassche@....org, tomas.winkler@...el.com,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] scsi: ufs: Changes comment in the function
 ufshcd_wb_probe()

On 2020-12-01 02:11, Bean Huo wrote:
> From: Bean Huo <beanhuo@...ron.com>
> 
> USFHCD supports WriteBooster "LU dedicated buffer” mode and
> “shared buffer” mode both, so changes the comment in the
> function ufshcd_wb_probe().
> 
> Signed-off-by: Bean Huo <beanhuo@...ron.com>

Reviewed-by: Can Guo <cang@...eaurora.org>

> ---
>  drivers/scsi/ufs/ufshcd.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> index eb7a2534b072..2091775ed3e2 100644
> --- a/drivers/scsi/ufs/ufshcd.c
> +++ b/drivers/scsi/ufs/ufshcd.c
> @@ -7166,10 +7166,9 @@ static void ufshcd_wb_probe(struct ufs_hba
> *hba, u8 *desc_buf)
>  		goto wb_disabled;
> 
>  	/*
> -	 * WB may be supported but not configured while provisioning.
> -	 * The spec says, in dedicated wb buffer mode,
> -	 * a max of 1 lun would have wb buffer configured.
> -	 * Now only shared buffer mode is supported.
> +	 * WB may be supported but not configured while provisioning. The 
> spec
> +	 * says, in dedicated wb buffer mode, a max of 1 lun would have wb
> +	 * buffer configured.
>  	 */
>  	dev_info->b_wb_buffer_type =
>  		desc_buf[DEVICE_DESC_PARAM_WB_TYPE];