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Date: Sat, 21 Mar 2020 01:41:54 +0100 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 Cc: linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org, ymhungry.lee@...sung.com, j-young.choi@...sung.com Subject: [PATCH v1 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 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
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