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. Signed-off-by: Can Guo <cang@xxxxxxxxxxxxxx> --- 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 c69c29a1c..4caa57f 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -956,6 +956,9 @@ 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 -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
