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Release 4.7 include/linux/superhyway.h

Directory: include/linux
/*
 * include/linux/superhyway.h
 *
 * SuperHyway Bus definitions
 *
 * Copyright (C) 2004, 2005  Paul Mundt <lethal@linux-sh.org>
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#ifndef __LINUX_SUPERHYWAY_H

#define __LINUX_SUPERHYWAY_H

#include <linux/device.h>

/*
 * SuperHyway IDs
 */

#define SUPERHYWAY_DEVICE_ID_SH5_DMAC	0x0183


struct superhyway_vcr_info {
	
u8	perr_flags;	/* P-port Error flags */
	
u8	merr_flags;	/* Module Error flags */
	
u16	mod_vers;	/* Module Version */
	
u16	mod_id;		/* Module ID */
	
u8	bot_mb;		/* Bottom Memory block */
	
u8	top_mb;		/* Top Memory block */
};


struct superhyway_ops {
	
int (*read_vcr)(unsigned long base, struct superhyway_vcr_info *vcr);
	
int (*write_vcr)(unsigned long base, struct superhyway_vcr_info vcr);
};


struct superhyway_bus {
	
struct superhyway_ops *ops;
};

extern struct superhyway_bus superhyway_channels[];


struct superhyway_device_id {
	
unsigned int id;
	
unsigned long driver_data;
};

struct superhyway_device;
extern struct bus_type superhyway_bus_type;


struct superhyway_driver {
	
char *name;

	
const struct superhyway_device_id *id_table;
	
struct device_driver drv;

	
int (*probe)(struct superhyway_device *dev, const struct superhyway_device_id *id);
	
void (*remove)(struct superhyway_device *dev);
};


#define to_superhyway_driver(d)	container_of((d), struct superhyway_driver, drv)


struct superhyway_device {
	
char name[32];

	
struct device dev;

	
struct superhyway_device_id id;
	
struct superhyway_driver *drv;
	
struct superhyway_bus *bus;

	
int num_resources;
	
struct resource *resource;
	
struct superhyway_vcr_info vcr;
};


#define to_superhyway_device(d)	container_of((d), struct superhyway_device, dev)


#define superhyway_get_drvdata(d)	dev_get_drvdata(&(d)->dev)

#define superhyway_set_drvdata(d,p)	dev_set_drvdata(&(d)->dev, (p))


static inline int superhyway_read_vcr(struct superhyway_device *dev, unsigned long base, struct superhyway_vcr_info *vcr) { return dev->bus->ops->read_vcr(base, vcr); }

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paul mundtpaul mundt35100.00%1100.00%
Total35100.00%1100.00%


static inline int superhyway_write_vcr(struct superhyway_device *dev, unsigned long base, struct superhyway_vcr_info vcr) { return dev->bus->ops->write_vcr(base, vcr); }

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paul mundtpaul mundt34100.00%1100.00%
Total34100.00%1100.00%

extern int superhyway_scan_bus(struct superhyway_bus *); /* drivers/sh/superhyway/superhyway.c */ int superhyway_register_driver(struct superhyway_driver *); void superhyway_unregister_driver(struct superhyway_driver *); int superhyway_add_device(unsigned long base, struct superhyway_device *, struct superhyway_bus *); int superhyway_add_devices(struct superhyway_bus *bus, struct superhyway_device **devices, int nr_devices); /* drivers/sh/superhyway/superhyway-sysfs.c */ extern struct device_attribute superhyway_dev_attrs[]; #endif /* __LINUX_SUPERHYWAY_H */

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paul mundtpaul mundt376100.00%2100.00%
Total376100.00%2100.00%
Directory: include/linux
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