[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20200504142032.16619-4-beanhuo@micron.com>
Date: Mon, 4 May 2020 16:20:30 +0200
From: huobean@...il.com
To: 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,
cang@...eaurora.org, rdunlap@...radead.org
Cc: linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
hch@...radead.org
Subject: [RESENT PATCH RFC v3 3/5] scsi: ufs: add ufs_features parameter in structure ufs_dev_info
From: Bean Huo <beanhuo@...ron.com>
Make a copy of bUFSFeaturesSupport, name it ufs_features, add it
to structure ufs_dev_info.
Signed-off-by: Bean Huo <beanhuo@...ron.com>
---
drivers/scsi/ufs/ufs.h | 2 ++
drivers/scsi/ufs/ufshcd.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h
index 53a5e263f7c8..1f2d4b4950b8 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -543,6 +543,8 @@ struct ufs_dev_info {
u16 hpb_ver;
/* bHPBControl */
u8 hpb_control_mode;
+ /* bUFSFeaturesSupport */
+ u8 ufs_features;
};
/**
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 83ed2879d930..1fe7ffc1a75a 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6625,6 +6625,8 @@ static int ufs_get_device_desc(struct ufs_hba *hba)
goto out;
}
+ dev_info->ufs_features = desc_buf[DEVICE_DESC_PARAM_UFS_FEAT];
+
if (desc_buf[DEVICE_DESC_PARAM_UFS_FEAT] & 0x80) {
hba->dev_info.hpb_control_mode =
desc_buf[DEVICE_DESC_PARAM_HPB_CTRL_MODE];
--
2.17.1
Powered by blists - more mailing lists