s3c2410_ts.h

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/*
*
* Driver for the H3600 Touch Screen and other Atmel controlled devices.
*
* Copyright 2000 Compaq Computer Corporation.
*
* Use consistent with the GNU GPL is permitted,
* provided that this copyright notice is
* preserved in its entirety in all copies and derived works.
*
* COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
* AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
* FITNESS FOR ANY PARTICULAR PURPOSE.
*
* Author: Charles Flynn.
*
* Author: SW.LEE <[e-mail]> Modified for S3C2410 
*/


#ifndef __S3C2410_TS_H__
#define __S3C2410_TS_H__

#include <linux/ioctl.h>

enum s3c2410_ts_minor_devices {
	TS_MINOR    = 0,
	TSRAW_MINOR = 1,
	KEY_MINOR   = 2
};

typedef struct s3c2410_ts_calibration {
        int xscale;
        int xtrans;
        int yscale;
        int ytrans;
        int xyswap;
} TS_CAL;

typedef struct s3c2410_ts_event {
        unsigned short pressure;
        unsigned short x;
        unsigned short y;
        unsigned short pad;
} TS_EVENT;


/* Deprecated - do not use */
typedef struct s3c2410_ts_return {
        unsigned short pressure;
        unsigned short x;
        unsigned short y;
        unsigned short pad;
} TS_RET;


/* IOCTL cmds  user or kernel space */

/* Use 'f' as magic number */
#define IOC_S3C2410_TS_MAGIC  'f'


#define TS_GET_CAL	_IOR(IOC_S3C2410_TS_MAGIC, 10, struct s3c2410_ts_calibration)
#define TS_SET_CAL	_IOW(IOC_S3C2410_TS_MAGIC, 11, struct s3c2410_ts_calibration)



#endif