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Date:   Fri, 22 Mar 2019 17:17:16 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     stable@...r.kernel.org, Vinayak Holikatti <vinholikatti@...il.com>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     kehuanlin <chgokhl@...il.com>, kehuanlin <kehuanlin@...econe.net>,
        Subhash Jadavani <subhashj@...eaurora.org>,
        Arnd Bergmann <arnd@...db.de>, Sasha Levin <sashal@...nel.org>,
        Asutosh Das <asutoshd@...eaurora.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Maya Erez <merez@...eaurora.org>,
        Sujit Reddy Thumma <sthumma@...eaurora.org>,
        Stanley Chu <stanley.chu@...iatek.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [BACKPORT 4.14.y 1/8] scsi: ufs: fix wrong command type of UTRD for UFSHCI v2.1

From: kehuanlin <chgokhl@...il.com>

Since the command type of UTRD in UFS 2.1 specification is the same with
UFS 2.0. And it assumes the future UFS specification will follow the
same definition.

Signed-off-by: kehuanlin <kehuanlin@...econe.net>
Reviewed-by: Subhash Jadavani <subhashj@...eaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
(cherry picked from commit 83dc7e3dea76b77b6bcc289eb86c5b5c145e8dff)
Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 drivers/scsi/ufs/ufshcd.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 66540491839e..581571de2461 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -2195,10 +2195,11 @@ static int ufshcd_comp_devman_upiu(struct ufs_hba *hba, struct ufshcd_lrb *lrbp)
 	u32 upiu_flags;
 	int ret = 0;
 
-	if (hba->ufs_version == UFSHCI_VERSION_20)
-		lrbp->command_type = UTP_CMD_TYPE_UFS_STORAGE;
-	else
+	if ((hba->ufs_version == UFSHCI_VERSION_10) ||
+	    (hba->ufs_version == UFSHCI_VERSION_11))
 		lrbp->command_type = UTP_CMD_TYPE_DEV_MANAGE;
+	else
+		lrbp->command_type = UTP_CMD_TYPE_UFS_STORAGE;
 
 	ufshcd_prepare_req_desc_hdr(lrbp, &upiu_flags, DMA_NONE);
 	if (hba->dev_cmd.type == DEV_CMD_TYPE_QUERY)
@@ -2222,10 +2223,11 @@ static int ufshcd_comp_scsi_upiu(struct ufs_hba *hba, struct ufshcd_lrb *lrbp)
 	u32 upiu_flags;
 	int ret = 0;
 
-	if (hba->ufs_version == UFSHCI_VERSION_20)
-		lrbp->command_type = UTP_CMD_TYPE_UFS_STORAGE;
-	else
+	if ((hba->ufs_version == UFSHCI_VERSION_10) ||
+	    (hba->ufs_version == UFSHCI_VERSION_11))
 		lrbp->command_type = UTP_CMD_TYPE_SCSI;
+	else
+		lrbp->command_type = UTP_CMD_TYPE_UFS_STORAGE;
 
 	if (likely(lrbp->cmd)) {
 		ufshcd_prepare_req_desc_hdr(lrbp, &upiu_flags,
-- 
2.20.0

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