318 struct sdhci_host {  struct
520 	u32		(*read_l)(struct sdhci_host *host, int reg);  argument
521 	u16		(*read_w)(struct sdhci_host *host, int reg);
522 	u8		(*read_b)(struct sdhci_host *host, int reg);
523 	void		(*write_l)(struct sdhci_host *host, u32 val, int reg);
524 	void		(*write_w)(struct sdhci_host *host, u16 val, int reg);
525 	void		(*write_b)(struct sdhci_host *host, u8 val, int reg);
528 	void	(*set_clock)(struct sdhci_host *host, unsigned int clock);
530 	int		(*enable_dma)(struct sdhci_host *host);
531 	unsigned int	(*get_max_clock)(struct sdhci_host *host);
532 	unsigned int	(*get_min_clock)(struct sdhci_host *host);
533 	unsigned int	(*get_timeout_clock)(struct sdhci_host *host);
534 	unsigned int	(*get_max_timeout_count)(struct sdhci_host *host);
535 	void		(*set_timeout)(struct sdhci_host *host,
537 	void		(*set_bus_width)(struct sdhci_host *host, int width);
538 	void (*platform_send_init_74_clocks)(struct sdhci_host *host,
540 	unsigned int    (*get_ro)(struct sdhci_host *host);
541 	void		(*reset)(struct sdhci_host *host, u8 mask);
542 	int	(*platform_execute_tuning)(struct sdhci_host *host, u32 opcode);
543 	void	(*set_uhs_signaling)(struct sdhci_host *host, unsigned int uhs);
544 	void	(*hw_reset)(struct sdhci_host *host);
545 	void    (*adma_workaround)(struct sdhci_host *host, u32 intmask);
546 	void	(*platform_init)(struct sdhci_host *host);
547 	void    (*card_event)(struct sdhci_host *host);
548 	void	(*voltage_switch)(struct sdhci_host *host);
549 	int	(*select_drive_strength)(struct sdhci_host *host,
557 static inline void sdhci_writel(struct sdhci_host *host, u32 val, int reg)  in sdhci_writel()
565 static inline void sdhci_writew(struct sdhci_host *host, u16 val, int reg)  in sdhci_writew()
573 static inline void sdhci_writeb(struct sdhci_host *host, u8 val, int reg)  in sdhci_writeb()
581 static inline u32 sdhci_readl(struct sdhci_host *host, int reg)  in sdhci_readl()
589 static inline u16 sdhci_readw(struct sdhci_host *host, int reg)  in sdhci_readw()
597 static inline u8 sdhci_readb(struct sdhci_host *host, int reg)  in sdhci_readb()
607 static inline void sdhci_writel(struct sdhci_host *host, u32 val, int reg)  in sdhci_writel()
612 static inline void sdhci_writew(struct sdhci_host *host, u16 val, int reg)  in sdhci_writew()
617 static inline void sdhci_writeb(struct sdhci_host *host, u8 val, int reg)  in sdhci_writeb()
622 static inline u32 sdhci_readl(struct sdhci_host *host, int reg)  in sdhci_readl()
627 static inline u16 sdhci_readw(struct sdhci_host *host, int reg)  in sdhci_readw()
632 static inline u8 sdhci_readb(struct sdhci_host *host, int reg)  in sdhci_readb()
639 extern struct sdhci_host *sdhci_alloc_host(struct device *dev,
641 extern void sdhci_free_host(struct sdhci_host *host);
643 static inline void *sdhci_priv(struct sdhci_host *host)  in sdhci_priv()
648 extern void sdhci_card_detect(struct sdhci_host *host);
649 extern int sdhci_add_host(struct sdhci_host *host);
650 extern void sdhci_remove_host(struct sdhci_host *host, int dead);
651 extern void sdhci_send_command(struct sdhci_host *host,
654 static inline bool sdhci_sdio_irq_enabled(struct sdhci_host *host)  in sdhci_sdio_irq_enabled()
659 void sdhci_set_clock(struct sdhci_host *host, unsigned int clock);
660 void sdhci_set_bus_width(struct sdhci_host *host, int width);
661 void sdhci_reset(struct sdhci_host *host, u8 mask);
662 void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing);
665 extern int sdhci_suspend_host(struct sdhci_host *host);
666 extern int sdhci_resume_host(struct sdhci_host *host);
667 extern void sdhci_enable_irq_wakeups(struct sdhci_host *host);
668 extern int sdhci_runtime_suspend_host(struct sdhci_host *host);
669 extern int sdhci_runtime_resume_host(struct sdhci_host *host);