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, rdunlap@infradead.org
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
hch@infradead.org
Subject: [RESENT PATCH RFC v3 3/5] scsi: ufs: add ufs_features parameter in structure ufs_dev_info
Date: Mon, 4 May 2020 16:20:30 +0200 [thread overview]
Message-ID: <20200504142032.16619-4-beanhuo@micron.com> (raw)
In-Reply-To: <20200504142032.16619-1-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 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
next prev parent reply other threads:[~2020-05-04 14:21 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-04 14:20 [RESENT PATCH RFC v3 0/5] scsi: ufs: add UFS Host Performance Booster(HPB) support huobean
2020-05-04 14:20 ` [RESENT PATCH RFC v3 1/5] scsi; ufs: add device descriptor for Host Performance Booster huobean
2020-05-08 0:59 ` Bart Van Assche
2020-05-08 9:09 ` Bean Huo
2020-05-04 14:20 ` [RESENT PATCH RFC v3 2/5] scsi: ufs: make ufshcd_read_unit_desc_param() non-static func huobean
2020-05-04 14:20 ` huobean [this message]
2020-05-08 1:02 ` [RESENT PATCH RFC v3 3/5] scsi: ufs: add ufs_features parameter in structure ufs_dev_info Bart Van Assche
2020-05-08 9:15 ` Bean Huo
2020-05-04 14:20 ` [RESENT PATCH RFC v3 4/5] scsi: ufs: add unit and geometry parameters for HPB huobean
2020-05-08 1:04 ` Bart Van Assche
2020-05-08 10:15 ` Bean Huo
2020-05-04 14:20 ` [RESENT PATCH RFC v3 5/5] scsi: ufs: UFS Host Performance Booster(HPB) driver huobean
2020-05-08 1:34 ` Randy Dunlap
2020-05-08 10:08 ` Bean Huo
2020-05-08 3:21 ` Bart Van Assche
2020-05-08 14:44 ` Bean Huo
2020-05-08 20:11 ` Bart Van Assche
2020-05-08 11:38 ` Avri Altman
2020-05-08 12:15 ` Bean Huo
2020-05-08 14:26 ` Alim Akhtar
2020-05-08 14:59 ` Bean Huo
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