Commit ae1ce1fc authored by Bean Huo's avatar Bean Huo Committed by Martin K. Petersen
Browse files

scsi: ufs: Update comment in the function ufshcd_wb_probe() 

USFHCD supports both WriteBooster "LU dedicated buffer" mode and "shared
buffer" mode. Update the comment accordingly in the function
ufshcd_wb_probe().

Link: https://lore.kernel.org/r/20210119163847.20165-4-huobean@gmail.com


Reviewed-by: default avatarCan Guo <cang@codeaurora.org>
Reviewed-by: default avatarStanley Chu <stanley.chu@mediatek.com>
Signed-off-by: default avatarBean Huo <beanhuo@micron.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 06aea266

drivers/scsi/ufs/ufshcd.c

+3 −4
Original line number Diff line number Diff line
@@ -7291,10 +7291,9 @@ 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];