linux-kernel - [PATCH v4 8/9] scsi: ufshpb: Add support for host control mode

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Message-Id: <20210226083300.30934-9-avri.altman@wdc.com>
Date:   Fri, 26 Feb 2021 10:32:59 +0200
From:   Avri Altman <avri.altman@....com>
To:     "James E . J . Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, Bart Van Assche <bvanassche@....org>,
        yongmyung lee <ymhungry.lee@...sung.com>,
        Daejun Park <daejun7.park@...sung.com>,
        alim.akhtar@...sung.com, asutoshd@...eaurora.org,
        Zang Leigang <zangleigang@...ilicon.com>,
        Avi Shchislowski <avi.shchislowski@....com>,
        Bean Huo <beanhuo@...ron.com>, cang@...eaurora.org,
        stanley.chu@...iatek.com, Avri Altman <avri.altman@....com>
Subject: [PATCH v4 8/9] scsi: ufshpb: Add support for host control mode

Support devices that report they are using host control mode.

Signed-off-by: Avri Altman <avri.altman@....com>
---
 drivers/scsi/ufs/ufshpb.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/scsi/ufs/ufshpb.c b/drivers/scsi/ufs/ufshpb.c
index 5b76341fd558..86f4720f4f0d 100644
--- a/drivers/scsi/ufs/ufshpb.c
+++ b/drivers/scsi/ufs/ufshpb.c
@@ -2573,12 +2573,6 @@ void ufshpb_get_dev_info(struct ufs_hba *hba, u8 *desc_buf)
 	u32 max_hpb_sigle_cmd = 0;
 
 	hpb_dev_info->control_mode = desc_buf[DEVICE_DESC_PARAM_HPB_CONTROL];
-	if (hpb_dev_info->control_mode == HPB_HOST_CONTROL) {
-		dev_err(hba->dev, "%s: host control mode is not supported.\n",
-			__func__);
-		hpb_dev_info->hpb_disabled = true;
-		return;
-	}
 
 	version = get_unaligned_be16(desc_buf + DEVICE_DESC_PARAM_HPB_VER);
 	if ((version != HPB_SUPPORT_VERSION) &&
-- 
2.25.1