From: Bean Huo <huobean@gmail.com>
To: alim.akhtar@samsung.com, avri.altman@wdc.com,
asutoshd@codeaurora.org, jejb@linux.ibm.com,
martin.petersen@oracle.com, stanley.chu@mediatek.com,
beanhuo@micron.com, bvanassche@acm.org, tomas.winkler@intel.com,
cang@codeaurora.org
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v4 2/6] scsi: ufs: Changes comment in the function ufshcd_wb_probe()
Date: Fri, 11 Dec 2020 15:00:31 +0100 [thread overview]
Message-ID: <20201211140035.20016-3-huobean@gmail.com> (raw)
In-Reply-To: <20201211140035.20016-1-huobean@gmail.com>
From: Bean Huo <beanhuo@micron.com>
USFHCD supports WriteBooster "LU dedicated buffer” mode and
“shared buffer” mode both, so changes the comment in the
function ufshcd_wb_probe().
Reviewed-by: Can Guo <cang@codeaurora.org>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Bean Huo <beanhuo@micron.com>
---
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 5e1dcf4de67e..6a5532b752aa 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -7232,10 +7232,9 @@ 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];
--
2.17.1
next prev parent reply other threads:[~2020-12-11 14:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-11 14:00 [PATCH v4 0/6] Several changes for UFS WriteBooster Bean Huo
2020-12-11 14:00 ` [PATCH v4 1/6] scsi: ufs: Add "wb_on" sysfs node to control WB on/off Bean Huo
2020-12-15 10:32 ` Greg KH
2020-12-15 19:56 ` Bean Huo
2020-12-11 14:00 ` Bean Huo [this message]
2020-12-11 14:00 ` [PATCH v4 3/6] scsi: ufs: Group UFS WB related flags to struct ufs_dev_info Bean Huo
2020-12-15 9:01 ` Stanley Chu
2020-12-15 9:42 ` Bean Huo
2020-12-15 10:11 ` Stanley Chu
2020-12-11 14:00 ` [PATCH v4 4/6] scsi: ufs: Remove d_wb_alloc_units from " Bean Huo
2020-12-15 8:57 ` Stanley Chu
2020-12-15 9:59 ` Bean Huo
2020-12-11 14:00 ` [PATCH v4 5/6] scsi: ufs: Cleanup WB buffer flush toggle implementation Bean Huo
2020-12-15 9:07 ` Stanley Chu
2020-12-15 9:28 ` Bean Huo
2020-12-11 14:00 ` [PATCH v4 6/6] scsi: ufs: Keep device active mode only fWriteBoosterBufferFlushDuringHibernate == 1 Bean Huo
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