diff options
Diffstat (limited to 'drivers/ufs/core/ufshcd-priv.h')
| -rw-r--r-- | drivers/ufs/core/ufshcd-priv.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/ufs/core/ufshcd-priv.h b/drivers/ufs/core/ufshcd-priv.h index 4cd9b7b63868..013111fca0f7 100644 --- a/drivers/ufs/core/ufshcd-priv.h +++ b/drivers/ufs/core/ufshcd-priv.h @@ -335,4 +335,14 @@ static inline bool ufs_is_valid_unit_desc_lun(struct ufs_dev_info *dev_info, u8 return lun == UFS_UPIU_RPMB_WLUN || (lun < dev_info->max_lu_supported); } +static inline void ufshcd_inc_sq_tail(struct ufs_hw_queue *q) +{ + u32 mask = q->max_entries - 1; + u32 val; + + q->sq_tail_slot = (q->sq_tail_slot + 1) & mask; + val = q->sq_tail_slot * sizeof(struct utp_transfer_req_desc); + writel(val, q->mcq_sq_tail); +} + #endif /* _UFSHCD_PRIV_H_ */ |