diff options
Diffstat (limited to 'include/ufs/ufshcd.h')
-rw-r--r-- | include/ufs/ufshcd.h | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index df1d04f7a542..6dc11fa0ebb1 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -225,7 +225,6 @@ struct ufs_dev_cmd { struct mutex lock; struct completion *complete; struct ufs_query query; - struct cq_entry *cqe; }; /** @@ -611,6 +610,19 @@ enum ufshcd_quirks { * to reinit the device after switching to maximum gear. */ UFSHCD_QUIRK_REINIT_AFTER_MAX_GEAR_SWITCH = 1 << 19, + + /* + * Some host raises interrupt (per queue) in addition to + * CQES (traditional) when ESI is disabled. + * Enable this quirk will disable CQES and use per queue interrupt. + */ + UFSHCD_QUIRK_MCQ_BROKEN_INTR = 1 << 20, + + /* + * Some host does not implement SQ Run Time Command (SQRTC) register + * thus need this quirk to skip related flow. + */ + UFSHCD_QUIRK_MCQ_BROKEN_RTC = 1 << 21, }; enum ufshcd_caps { @@ -1087,6 +1099,7 @@ struct ufs_hba { * @cq_tail_slot: current slot to which CQ tail pointer is pointing * @cq_head_slot: current slot to which CQ head pointer is pointing * @cq_lock: Synchronize between multiple polling instances + * @sq_mutex: prevent submission queue concurrent access */ struct ufs_hw_queue { void __iomem *mcq_sq_head; @@ -1105,6 +1118,8 @@ struct ufs_hw_queue { u32 cq_tail_slot; u32 cq_head_slot; spinlock_t cq_lock; + /* prevent concurrent access to submission queue */ + struct mutex sq_mutex; }; static inline bool is_mcq_enabled(struct ufs_hba *hba) @@ -1240,7 +1255,7 @@ void ufshcd_update_evt_hist(struct ufs_hba *hba, u32 id, u32 val); void ufshcd_hba_stop(struct ufs_hba *hba); void ufshcd_schedule_eh_work(struct ufs_hba *hba); void ufshcd_mcq_write_cqis(struct ufs_hba *hba, u32 val, int i); -unsigned long ufshcd_mcq_poll_cqe_nolock(struct ufs_hba *hba, +unsigned long ufshcd_mcq_poll_cqe_lock(struct ufs_hba *hba, struct ufs_hw_queue *hwq); void ufshcd_mcq_enable_esi(struct ufs_hba *hba); void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg); @@ -1277,7 +1292,6 @@ extern int ufshcd_system_freeze(struct device *dev); extern int ufshcd_system_thaw(struct device *dev); extern int ufshcd_system_restore(struct device *dev); #endif -extern int ufshcd_shutdown(struct ufs_hba *hba); extern int ufshcd_dme_configure_adapt(struct ufs_hba *hba, int agreed_gear, @@ -1358,7 +1372,7 @@ void ufshcd_fixup_dev_quirks(struct ufs_hba *hba, int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index, u8 **buf, bool ascii); -int ufshcd_hold(struct ufs_hba *hba, bool async); +void ufshcd_hold(struct ufs_hba *hba); void ufshcd_release(struct ufs_hba *hba); void ufshcd_clkgate_delay_set(struct device *dev, unsigned long value); |