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			devm_allocated;
518 	bool			slave;
524 	size_t (*max_transfer_size)(struct spi_device *spi);
525 	size_t (*max_message_size)(struct spi_device *spi);
528 	struct mutex		io_mutex;
531 	spinlock_t		bus_lock_spinlock;
532 	struct mutex		bus_lock_mutex;
535 	bool			bus_lock_flag;
543 	int			(*setup)(struct spi_device *spi);
553 	int (*set_cs_timing)(struct spi_device *spi, struct spi_delay *setup,
578 	/* called on release() to free memory provided by spi_controller */  argument
588 	bool			(*can_dma)(struct spi_controller *ctlr,  argument
617 	int (*prepare_transfer_hardware)(struct spi_controller *ctlr);  argument
618 	int (*transfer_one_message)(struct spi_controller *ctlr,  argument
620 	int (*unprepare_transfer_hardware)(struct spi_controller *ctlr);  argument
621 	int (*prepare_message)(struct spi_controller *ctlr,  argument
623 	int (*unprepare_message)(struct spi_controller *ctlr,  argument
625 	int (*slave_abort)(struct spi_controller *ctlr);  argument
632 	int (*transfer_one)(struct spi_controller *ctlr, struct spi_device *spi,  argument
634 	void (*handle_err)(struct spi_controller *ctlr,  argument
638 	const struct spi_controller_mem_ops *mem_ops;  argument
663 	int (*fw_translate_cs)(struct spi_controller *ctlr, unsigned cs);  argument
675 static inline void *spi_controller_get_devdata(struct spi_controller *ctlr)  in spi_controller_get_devdata()  argument