01ce661fc8
Signed-off-by: Seth Forshee <seth.forshee@canonical.com> Acked-by: Chase Douglas <chase.douglas@canonical.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/*
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* ALPS touchpad PS/2 mouse driver
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*
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* Copyright (c) 2003 Peter Osterlund <petero2@telia.com>
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* Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*/
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#ifndef _ALPS_H
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#define _ALPS_H
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#define ALPS_PROTO_V1 0
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#define ALPS_PROTO_V2 1
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#define ALPS_PROTO_V3 2
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#define ALPS_PROTO_V4 3
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struct alps_model_info {
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unsigned char signature[3];
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unsigned char command_mode_resp; /* v3/v4 only */
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unsigned char proto_version;
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unsigned char byte0, mask0;
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unsigned char flags;
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};
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struct alps_nibble_commands {
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int command;
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unsigned char data;
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};
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struct alps_data {
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struct input_dev *dev2; /* Relative device */
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char phys[32]; /* Phys */
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const struct alps_model_info *i;/* Info */
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const struct alps_nibble_commands *nibble_commands;
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int addr_command; /* Command to set register address */
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int prev_fin; /* Finger bit from previous packet */
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int multi_packet; /* Multi-packet data in progress */
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unsigned char multi_data[6]; /* Saved multi-packet data */
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u8 quirks;
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struct timer_list timer;
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};
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#define ALPS_QUIRK_TRACKSTICK_BUTTONS 1 /* trakcstick buttons in trackstick packet */
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#ifdef CONFIG_MOUSE_PS2_ALPS
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int alps_detect(struct psmouse *psmouse, bool set_properties);
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int alps_init(struct psmouse *psmouse);
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#else
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inline int alps_detect(struct psmouse *psmouse, bool set_properties)
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{
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return -ENOSYS;
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}
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inline int alps_init(struct psmouse *psmouse)
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{
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return -ENOSYS;
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}
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#endif /* CONFIG_MOUSE_PS2_ALPS */
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#endif
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