diff mbox

[v1,06/10] scsi: ufs-qcom: enable quirk to fix gear change to HS

Message ID 1431878106-30579-7-git-send-email-ygardi@codeaurora.org (mailing list archive)
State Not Applicable, archived
Delegated to: Andy Gross
Headers show

Commit Message

Yaniv Gardi May 17, 2015, 3:55 p.m. UTC 
With the G3 UFS devices, changing gear into HS is failing in UFS host
controllers of version 0x2.
The quirk solves the problem of changing gear into HS by enabling
the attribute that specifies whether or not the inbound Link supports
unterminated line in HS mode.

Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org>

---
 drivers/scsi/ufs/ufs-qcom.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c
index 76d6e9d..6e5b183 100644
--- a/drivers/scsi/ufs/ufs-qcom.c
+++ b/drivers/scsi/ufs/ufs-qcom.c
@@ -708,7 +708,8 @@  static void ufs_qcom_advertise_quirks(struct ufs_hba *hba)
 	struct ufs_qcom_host *host = hba->priv;
 
 	if (host->hw_ver.major == 0x01) {
-		hba->quirks |= UFSHCD_QUIRK_DELAY_BEFORE_DME_CMDS;
+		hba->quirks |= UFSHCD_QUIRK_DELAY_BEFORE_DME_CMDS
+			    | UFSHCD_QUIRK_BROKEN_PA_RXHSUNTERMCAP;
 
 		if (host->hw_ver.minor == 0x0001 && host->hw_ver.step == 0x0001)
 			hba->quirks |= UFSHCD_QUIRK_BROKEN_INTR_AGGR;
@@ -719,7 +720,8 @@  static void ufs_qcom_advertise_quirks(struct ufs_hba *hba)
 
 		if (!ufs_qcom_cap_qunipro(host))
 			/* Legacy UniPro mode still need following quirks */
-			hba->quirks |= UFSHCD_QUIRK_DELAY_BEFORE_DME_CMDS;
+			hba->quirks |= (UFSHCD_QUIRK_DELAY_BEFORE_DME_CMDS
+				| UFSHCD_QUIRK_BROKEN_PA_RXHSUNTERMCAP);
 	}
 }