Re: [PATCH] scsi: ufs: fix wrong command type of UTRD for UFSHCI v2.1

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On 2017-09-06 02:58, kehuanlin wrote:
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@xxxxxxxxxxxx>
---
 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 5bc9dc1..c33a2f8 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,

Looks good to me.
Reviewed-by: Subhash Jadavani <subhashj@xxxxxxxxxxxxxx>



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