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

[Avri Altman]

We will use it later, when we'll need to differentiate between device
and host control modes.

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

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;
-- 
2.25.1