547 struct spi_controller {  struct
548 	struct device	dev;
550 	struct list_head list;
559 	s16			bus_num;
565 	u16			num_chipselect;
570 	u16			dma_alignment;
573 	u32			mode_bits;
576 	u32			buswidth_override_bits;
579 	u32			bits_per_word_mask;
584 	u32			min_speed_hz;
585 	u32			max_speed_hz;
588 	u16			flags;
603 	bool			devm_allocated;
605 	union {
616 	size_t (*max_transfer_size)(struct spi_device *spi);
617 	size_t (*max_message_size)(struct spi_device *spi);
620 	struct mutex		io_mutex;
623 	struct mutex		add_lock;
626 	spinlock_t		bus_lock_spinlock;
627 	struct mutex		bus_lock_mutex;
630 	bool			bus_lock_flag;
639 	int			(*setup)(struct spi_device *spi);
649 	int (*set_cs_timing)(struct spi_device *spi);
674 	/* Called on release() to free memory provided by spi_controller */  argument
684 	bool			(*can_dma)(struct spi_controller *ctlr,  argument
687 	struct device *dma_map_dev;
688 	struct device *cur_rx_dma_dev;
689 	struct device *cur_tx_dma_dev;
719 	int (*prepare_transfer_hardware)(struct spi_controller *ctlr);  argument
720 	int (*transfer_one_message)(struct spi_controller *ctlr,  argument
722 	int (*unprepare_transfer_hardware)(struct spi_controller *ctlr);  argument
723 	int (*prepare_message)(struct spi_controller *ctlr,  argument
725 	int (*unprepare_message)(struct spi_controller *ctlr,  argument
727 	int (*target_abort)(struct spi_controller *ctlr);  argument
734 	int (*transfer_one)(struct spi_controller *ctlr, struct spi_device *spi,  argument
736 	void (*handle_err)(struct spi_controller *ctlr,  argument
740 	const struct spi_controller_mem_ops *mem_ops;  argument
741 	const struct spi_controller_mem_caps *mem_caps;  argument
760 	int (*fw_translate_cs)(struct spi_controller *ctlr, unsigned cs);  argument
777 static inline void *spi_controller_get_devdata(struct spi_controller *ctlr)  in spi_controller_get_devdata()  argument