LXR linux/drivers/input/touchscreen/ad7879.h

   1/*
   2 * AD7879/AD7889 touchscreen (bus interfaces)
   3 *
   4 * Copyright (C) 2008-2010 Michael Hennerich, Analog Devices Inc.
   5 *
   6 * Licensed under the GPL-2 or later.
   7 */
   8
   9#ifndef _AD7879_H_
  10#define _AD7879_H_
  11
  12#include <linux/types.h>
  13
  14struct ad7879;
  15struct device;
  16
  17struct ad7879_bus_ops {
  18        u16 bustype;
  19        int (*read)(struct device *dev, u8 reg);
  20        int (*multi_read)(struct device *dev, u8 first_reg, u8 count, u16 *buf);
  21        int (*write)(struct device *dev, u8 reg, u16 val);
  22};
  23
  24extern const struct dev_pm_ops ad7879_pm_ops;
  25
  26struct ad7879 *ad7879_probe(struct device *dev, u8 devid, unsigned irq,
  27                            const struct ad7879_bus_ops *bops);
  28void ad7879_remove(struct ad7879 *);
  29
  30#endif
  31