From: 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,
ymhungry.lee@samsung.com, j-young.choi@samsung.com
Subject: [PATCH v1 3/5] scsi: ufs: add ufs_features parameter in structure ufs_dev_info
Date: Sat, 21 Mar 2020 01:41:54 +0100 [thread overview]
Message-ID: <20200321004156.23364-4-beanhuo@micron.com> (raw)
In-Reply-To: <20200321004156.23364-1-beanhuo@micron.com>
From: Bean Huo <beanhuo@micron.com>
Make a copy of bUFSFeaturesSupport, name it ufs_features, add it
to structure ufs_dev_info.
Signed-off-by: Bean Huo <beanhuo@micron.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 31011d86610b..1a0053133a04 100644
--- a/drivers/scsi/ufs/ufs.h
+++ b/drivers/scsi/ufs/ufs.h
@@ -547,6 +547,8 @@ 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 a40023ad1336..8c7a89c73188 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6557,6 +6557,8 @@ 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
next prev parent reply other threads:[~2020-03-21 0:42 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-21 0:41 [PATCH v1 0/5] scsi: ufs: add UFS Host Performance Booster(HPB) driver huobean
2020-03-21 0:41 ` [PATCH v1 1/5] scsi; ufs: add device descriptor for Host Performance Booster huobean
2020-03-21 0:41 ` [PATCH v1 2/5] scsi: ufs: make ufshcd_read_unit_desc_param() non-static func huobean
2020-03-21 0:41 ` huobean [this message]
2020-03-21 0:41 ` [PATCH v1 4/5] scsi: ufs: add unit and geometry parameters for HPB huobean
2020-03-21 0:41 ` [PATCH v1 5/5] scsi: ufs: UFS Host Performance Booster(HPB) driver huobean
2020-03-21 2:27 ` kbuild test robot
2020-03-21 3:37 ` kbuild test robot
2020-03-21 16:50 ` kbuild test robot
2020-03-21 16:50 ` [RFC PATCH] scsi: ufs: alloc_mctx can be static kbuild test robot
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