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: [PATCH RFC v3 3/5] scsi: ufs: add ufs_features parameter in structure ufs_dev_info
Date: Mon, 4 May 2020 16:05:29 +0200 [thread overview]
Message-ID: <20200504140531.16260-4-beanhuo@micron.com> (raw)
In-Reply-To: <20200504140531.16260-1-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 14:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-04 14:05 [PATCH RFC v3 0/5] scsi: ufs: add UFS Host Performance Booster(HPB) support huobean
2020-05-04 14:05 ` [PATCH RFC v3 1/5] scsi; ufs: add device descriptor for Host Performance Booster huobean
2020-05-04 14:05 ` [PATCH RFC v3 2/5] scsi: ufs: make ufshcd_read_unit_desc_param() non-static func huobean
2020-05-04 14:05 ` huobean [this message]
2020-05-04 14:05 ` [PATCH RFC v3 4/5] scsi: ufs: add unit and geometry parameters for HPB huobean
2020-05-04 14:05 ` [PATCH RFC v3 5/5] scsi: ufs: UFS Host Performance Booster(HPB) driver huobean
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200504140531.16260-4-beanhuo@micron.com \
--to=huobean@gmail.com \
--cc=alim.akhtar@samsung.com \
--cc=asutoshd@codeaurora.org \
--cc=avri.altman@wdc.com \
--cc=beanhuo@micron.com \
--cc=bvanassche@acm.org \
--cc=cang@codeaurora.org \
--cc=hch@infradead.org \
--cc=jejb@linux.ibm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-scsi@vger.kernel.org \
--cc=martin.petersen@oracle.com \
--cc=rdunlap@infradead.org \
--cc=stanley.chu@mediatek.com \
--cc=tomas.winkler@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).