diff mbox series

[1/8] scsi: ufshpb: Cache HPB Control mode on init

Message ID 20210127151217.24760-2-avri.altman@wdc.com (mailing list archive)
State Superseded
Headers show
Series Add Host control mode to HPB | expand

Commit Message

Avri Altman Jan. 27, 2021, 3:12 p.m. UTC 
We will use it later, when we'll need to differentiate between device
and host control modes.

Signed-off-by: Avri Altman <avri.altman@wdc.com>
---
 drivers/scsi/ufs/ufshpb.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/scsi/ufs/ufshpb.c b/drivers/scsi/ufs/ufshpb.c
index d3e6c5b32328..183bdf35f2d0 100644
--- a/drivers/scsi/ufs/ufshpb.c
+++ b/drivers/scsi/ufs/ufshpb.c
@@ -26,6 +26,8 @@  static int tot_active_srgn_pages;
 
 static struct workqueue_struct *ufshpb_wq;
 
+static enum UFSHPB_MODE ufshpb_mode;
+
 bool ufshpb_is_allowed(struct ufs_hba *hba)
 {
 	return !(hba->ufshpb_dev.hpb_disabled);
@@ -1690,10 +1692,9 @@  void ufshpb_get_dev_info(struct ufs_hba *hba, u8 *desc_buf)
 {
 	struct ufshpb_dev_info *hpb_dev_info = &hba->ufshpb_dev;
 	int version;
-	u8 hpb_mode;
 
-	hpb_mode = desc_buf[DEVICE_DESC_PARAM_HPB_CONTROL];
-	if (hpb_mode == HPB_HOST_CONTROL) {
+	ufshpb_mode = desc_buf[DEVICE_DESC_PARAM_HPB_CONTROL];
+	if (ufshpb_mode == HPB_HOST_CONTROL) {
 		dev_err(hba->dev, "%s: host control mode is not supported.\n",
 			__func__);
 		hpb_dev_info->hpb_disabled = true;