android_kernel_xiaomi_sm8350/drivers/input/mouse/alps.h
Dmitry Torokhov f42649e848 Input: ALPS - handle errors from input_register_device()
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2007-04-12 01:31:13 -04:00

43 lines
1.0 KiB
C

/*
* ALPS touchpad PS/2 mouse driver
*
* Copyright (c) 2003 Peter Osterlund <petero2@telia.com>
* Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*/
#ifndef _ALPS_H
#define _ALPS_H
struct alps_model_info {
unsigned char signature[3];
unsigned char byte0, mask0;
unsigned char flags;
};
struct alps_data {
struct input_dev *dev2; /* Relative device */
char phys[32]; /* Phys */
const struct alps_model_info *i;/* Info */
int prev_fin; /* Finger bit from previous packet */
};
#ifdef CONFIG_MOUSE_PS2_ALPS
int alps_detect(struct psmouse *psmouse, int set_properties);
int alps_init(struct psmouse *psmouse);
#else
inline int alps_detect(struct psmouse *psmouse, int set_properties)
{
return -ENOSYS;
}
inline int alps_init(struct psmouse *psmouse)
{
return -ENOSYS;
}
#endif /* CONFIG_MOUSE_PS2_ALPS */
#endif