| /* |
| * 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 |
| |
| #define ALPS_PROTO_V1 0 |
| #define ALPS_PROTO_V2 1 |
| #define ALPS_PROTO_V3 2 |
| #define ALPS_PROTO_V4 3 |
| |
| struct alps_model_info { |
| unsigned char signature[3]; |
| unsigned char command_mode_resp; /* v3/v4 only */ |
| unsigned char proto_version; |
| unsigned char byte0, mask0; |
| unsigned char flags; |
| }; |
| |
| struct alps_nibble_commands { |
| int command; |
| unsigned char data; |
| }; |
| |
| struct alps_data { |
| struct input_dev *dev2; /* Relative device */ |
| char phys[32]; /* Phys */ |
| const struct alps_model_info *i;/* Info */ |
| const struct alps_nibble_commands *nibble_commands; |
| int addr_command; /* Command to set register address */ |
| int prev_fin; /* Finger bit from previous packet */ |
| int multi_packet; /* Multi-packet data in progress */ |
| unsigned char multi_data[6]; /* Saved multi-packet data */ |
| int x1, x2, y1, y2; /* Coordinates from last MT report */ |
| int fingers; /* Number of fingers from MT report */ |
| u8 quirks; |
| struct timer_list timer; |
| }; |
| |
| #define ALPS_QUIRK_TRACKSTICK_BUTTONS 1 /* trakcstick buttons in trackstick packet */ |
| |
| #ifdef CONFIG_MOUSE_PS2_ALPS |
| int alps_detect(struct psmouse *psmouse, bool set_properties); |
| int alps_init(struct psmouse *psmouse); |
| #else |
| inline int alps_detect(struct psmouse *psmouse, bool set_properties) |
| { |
| return -ENOSYS; |
| } |
| inline int alps_init(struct psmouse *psmouse) |
| { |
| return -ENOSYS; |
| } |
| #endif /* CONFIG_MOUSE_PS2_ALPS */ |
| |
| #endif |
