diff options
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.h')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 6ffc08ad85f6..bf97d616e597 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -69,6 +69,7 @@ #include <scsi/scsi_eh.h> #include "ufs.h" +#include "ufs_quirks.h" #include "ufshci.h" #define UFSHCD "ufshcd" @@ -336,6 +337,7 @@ struct ufs_hba_variant_ops { void (*hibern8_notify)(struct ufs_hba *, enum uic_cmd_dme, enum ufs_notify_change_status); int (*apply_dev_quirks)(struct ufs_hba *hba); + void (*fixup_dev_quirks)(struct ufs_hba *hba); int (*suspend)(struct ufs_hba *, enum ufs_pm_op); int (*resume)(struct ufs_hba *, enum ufs_pm_op); void (*dbg_register_dump)(struct ufs_hba *hba); @@ -555,6 +557,20 @@ enum ufshcd_caps { * for userspace to control the power management. */ UFSHCD_CAP_RPM_AUTOSUSPEND = 1 << 6, + + /* + * This capability allows the host controller driver to turn-on + * WriteBooster, if the underlying device supports it and is + * provisioned to be used. This would increase the write performance. + */ + UFSHCD_CAP_WB_EN = 1 << 7, +}; + +struct ufs_hba_variant_params { + struct devfreq_dev_profile devfreq_profile; + struct devfreq_simple_ondemand_data ondemand_data; + u16 hba_enable_delay_us; + u32 wb_flush_threshold; }; /** @@ -654,6 +670,7 @@ struct ufs_hba { int nutmrs; u32 ufs_version; const struct ufs_hba_variant_ops *vops; + struct ufs_hba_variant_params *vps; void *priv; unsigned int irq; bool is_irq_enabled; @@ -675,7 +692,6 @@ struct ufs_hba { u32 eh_flags; u32 intr_mask; u16 ee_ctrl_mask; - u16 hba_enable_delay_us; bool is_powered; /* Work Queues */ @@ -727,6 +743,9 @@ struct ufs_hba { struct device bsg_dev; struct request_queue *bsg_queue; + bool wb_buf_flush_enabled; + bool wb_enabled; + struct delayed_work rpm_dev_flush_recheck_work; }; /* Returns true if clocks can be gated. Otherwise false */ @@ -775,6 +794,11 @@ static inline bool ufshcd_is_auto_hibern8_enabled(struct ufs_hba *hba) return FIELD_GET(UFSHCI_AHIBERN8_TIMER_MASK, hba->ahit) ? true : false; } +static inline bool ufshcd_is_wb_allowed(struct ufs_hba *hba) +{ + return hba->caps & UFSHCD_CAP_WB_EN; +} + #define ufshcd_writel(hba, val, reg) \ writel((val), (hba)->mmio_base + (reg)) #define ufshcd_readl(hba, reg) \ @@ -808,7 +832,7 @@ int ufshcd_uic_hibern8_exit(struct ufs_hba *hba); void ufshcd_delay_us(unsigned long us, unsigned long tolerance); int ufshcd_wait_for_register(struct ufs_hba *hba, u32 reg, u32 mask, u32 val, unsigned long interval_us, - unsigned long timeout_ms, bool can_sleep); + unsigned long timeout_ms); void ufshcd_parse_dev_ref_clk_freq(struct ufs_hba *hba, struct clk *refclk); void ufshcd_update_reg_hist(struct ufs_err_reg_hist *reg_hist, u32 reg); @@ -845,6 +869,13 @@ static inline bool ufshcd_keep_autobkops_enabled_except_suspend( return hba->caps & UFSHCD_CAP_KEEP_AUTO_BKOPS_ENABLED_EXCEPT_SUSPEND; } +static inline u8 ufshcd_wb_get_query_index(struct ufs_hba *hba) +{ + if (hba->dev_info.b_wb_buffer_type == WB_BUF_MODE_LU_DEDICATED) + return hba->dev_info.wb_dedicated_lu; + return 0; +} + extern int ufshcd_runtime_suspend(struct ufs_hba *hba); extern int ufshcd_runtime_resume(struct ufs_hba *hba); extern int ufshcd_runtime_idle(struct ufs_hba *hba); @@ -932,11 +963,11 @@ int ufshcd_read_desc_param(struct ufs_hba *hba, int ufshcd_query_attr(struct ufs_hba *hba, enum query_opcode opcode, enum attr_idn idn, u8 index, u8 selector, u32 *attr_val); int ufshcd_query_flag(struct ufs_hba *hba, enum query_opcode opcode, - enum flag_idn idn, bool *flag_res); + enum flag_idn idn, u8 index, bool *flag_res); void ufshcd_auto_hibern8_enable(struct ufs_hba *hba); void ufshcd_auto_hibern8_update(struct ufs_hba *hba, u32 ahit); - +void ufshcd_fixup_dev_quirks(struct ufs_hba *hba, struct ufs_dev_fix *fixups); #define SD_ASCII_STD true #define SD_RAW false int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index, @@ -1071,6 +1102,12 @@ static inline int ufshcd_vops_apply_dev_quirks(struct ufs_hba *hba) return 0; } +static inline void ufshcd_vops_fixup_dev_quirks(struct ufs_hba *hba) +{ + if (hba->vops && hba->vops->fixup_dev_quirks) + hba->vops->fixup_dev_quirks(hba); +} + static inline int ufshcd_vops_suspend(struct ufs_hba *hba, enum ufs_pm_op op) { if (hba->vops && hba->vops->suspend) |