Release 4.7 drivers/input/misc/ad714x.h

/*
 * AD714X CapTouch Programmable Controller driver (bus interfaces)
 *
 * Copyright 2009-2011 Analog Devices Inc.
 *
 * Licensed under the GPL-2 or later.
 */

#ifndef _AD714X_H_

#define _AD714X_H_

#include <linux/types.h>


#define STAGE_NUM              12

struct device;
struct ad714x_platform_data;
struct ad714x_driver_data;
struct ad714x_chip;


typedef int (*ad714x_read_t)(struct ad714x_chip *, unsigned short, unsigned short *, size_t);

typedef int (*ad714x_write_t)(struct ad714x_chip *, unsigned short, unsigned short);


struct ad714x_chip {
	
unsigned short l_state;
	
unsigned short h_state;
	
unsigned short c_state;
	
unsigned short adc_reg[STAGE_NUM];
	
unsigned short amb_reg[STAGE_NUM];
	
unsigned short sensor_val[STAGE_NUM];

	
struct ad714x_platform_data *hw;
	
struct ad714x_driver_data *sw;

	
int irq;
	
struct device *dev;
	
ad714x_read_t read;
	
ad714x_write_t write;

	
struct mutex mutex;

	
unsigned product;
	
unsigned version;

	
__be16 xfer_buf[16] ____cacheline_aligned;

};

int ad714x_disable(struct ad714x_chip *ad714x);
int ad714x_enable(struct ad714x_chip *ad714x);
struct ad714x_chip *ad714x_probe(struct device *dev, u16 bus_type, int irq,
				 ad714x_read_t read, ad714x_write_t write);

#endif
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Directory: drivers/input/misc

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