From 27ff2c60e095fb541251d0f90f9ea41f2b5f0f4f Mon Sep 17 00:00:00 2001 From: Can Guo Date: Sun, 23 Feb 2020 20:09:22 -0800 Subject: [PATCH] scsi: ufs-qcom: Apply QUIRK_HOST_TACTIVATE for WDC UFS devices Western Digital UFS devices require host's PA_TACTIVATE to be lower than device's PA_TACTIVATE, otherwise it may get stuck during hibern8 sequence. Link: https://lore.kernel.org/r/1582517363-11536-3-git-send-email-cang@codeaurora.org Reviewed-by: Asutosh Das Acked-by: Avri Altman Signed-off-by: Can Guo Signed-off-by: Martin K. Petersen --- drivers/scsi/ufs/ufs-qcom.c | 3 +++ drivers/scsi/ufs/ufs_quirks.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index 8339050..6115ac6 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -1012,6 +1012,9 @@ static int ufs_qcom_apply_dev_quirks(struct ufs_hba *hba) if (hba->dev_quirks & UFS_DEVICE_QUIRK_HOST_PA_SAVECONFIGTIME) err = ufs_qcom_quirk_host_pa_saveconfigtime(hba); + if (hba->dev_info.wmanufacturerid == UFS_VENDOR_WDC) + hba->dev_quirks |= UFS_DEVICE_QUIRK_HOST_PA_TACTIVATE; + return err; } diff --git a/drivers/scsi/ufs/ufs_quirks.h b/drivers/scsi/ufs/ufs_quirks.h index d0ab147..df7a1e6 100644 --- a/drivers/scsi/ufs/ufs_quirks.h +++ b/drivers/scsi/ufs/ufs_quirks.h @@ -15,6 +15,7 @@ #define UFS_VENDOR_TOSHIBA 0x198 #define UFS_VENDOR_SAMSUNG 0x1CE #define UFS_VENDOR_SKHYNIX 0x1AD +#define UFS_VENDOR_WDC 0x145 /** * ufs_dev_fix - ufs device quirk info -- 2.7.4