diff options
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 11 | ||||
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 5 |
2 files changed, 14 insertions, 2 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index ad4fc829cbb2..97d86f774ef1 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -672,7 +672,11 @@ static inline int ufshcd_get_tr_ocs(struct ufshcd_lrb *lrbp) */ static inline void ufshcd_utrl_clear(struct ufs_hba *hba, u32 pos) { - ufshcd_writel(hba, ~(1 << pos), REG_UTP_TRANSFER_REQ_LIST_CLEAR); + if (hba->quirks & UFSHCI_QUIRK_BROKEN_REQ_LIST_CLR) + ufshcd_writel(hba, (1 << pos), REG_UTP_TRANSFER_REQ_LIST_CLEAR); + else + ufshcd_writel(hba, ~(1 << pos), + REG_UTP_TRANSFER_REQ_LIST_CLEAR); } /** @@ -682,7 +686,10 @@ static inline void ufshcd_utrl_clear(struct ufs_hba *hba, u32 pos) */ static inline void ufshcd_utmrl_clear(struct ufs_hba *hba, u32 pos) { - ufshcd_writel(hba, ~(1 << pos), REG_UTP_TASK_REQ_LIST_CLEAR); + if (hba->quirks & UFSHCI_QUIRK_BROKEN_REQ_LIST_CLR) + ufshcd_writel(hba, (1 << pos), REG_UTP_TASK_REQ_LIST_CLEAR); + else + ufshcd_writel(hba, ~(1 << pos), REG_UTP_TASK_REQ_LIST_CLEAR); } /** diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index bf97d616e597..ff0521a08365 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -520,6 +520,11 @@ enum ufshcd_quirks { * ops (get_ufs_hci_version) to get the correct version. */ UFSHCD_QUIRK_BROKEN_UFS_HCI_VERSION = 1 << 5, + + /* + * Clear handling for transfer/task request list is just opposite. + */ + UFSHCI_QUIRK_BROKEN_REQ_LIST_CLR = 1 << 6, }; enum ufshcd_caps { |