466 struct spi_controller {  struct
467 	struct device	dev;
469 	struct list_head list;
477 	s16			bus_num;
482 	u16			num_chipselect;
487 	u16			dma_alignment;
490 	u32			mode_bits;
493 	u32			buswidth_override_bits;
496 	u32			bits_per_word_mask;
501 	u32			min_speed_hz;
502 	u32			max_speed_hz;
505 	u16			flags;
515 	bool			slave;
521 	size_t (*max_transfer_size)(struct spi_device *spi);
522 	size_t (*max_message_size)(struct spi_device *spi);
525 	struct mutex		io_mutex;
528 	spinlock_t		bus_lock_spinlock;
529 	struct mutex		bus_lock_mutex;
532 	bool			bus_lock_flag;
540 	int			(*setup)(struct spi_device *spi);
550 	int (*set_cs_timing)(struct spi_device *spi, struct spi_delay *setup,
575 	/* called on release() to free memory provided by spi_controller */  argument
585 	bool			(*can_dma)(struct spi_controller *ctlr,  argument
614 	int (*prepare_transfer_hardware)(struct spi_controller *ctlr);  argument
615 	int (*transfer_one_message)(struct spi_controller *ctlr,  argument
617 	int (*unprepare_transfer_hardware)(struct spi_controller *ctlr);  argument
618 	int (*prepare_message)(struct spi_controller *ctlr,  argument
620 	int (*unprepare_message)(struct spi_controller *ctlr,  argument
622 	int (*slave_abort)(struct spi_controller *ctlr);  argument
629 	int (*transfer_one)(struct spi_controller *ctlr, struct spi_device *spi,  argument
631 	void (*handle_err)(struct spi_controller *ctlr,  argument
635 	const struct spi_controller_mem_ops *mem_ops;  argument
660 	int (*fw_translate_cs)(struct spi_controller *ctlr, unsigned cs);  argument
672 static inline void *spi_controller_get_devdata(struct spi_controller *ctlr)  in spi_controller_get_devdata()  argument