mirror of https://gitee.com/openkylin/linux.git
53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
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/*
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* Focaltech TouchPad PS/2 mouse driver
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*
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* Copyright (c) 2014 Red Hat Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* Red Hat authors:
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*
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* Hans de Goede <hdegoede@redhat.com>
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*/
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/*
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* The Focaltech PS/2 touchpad protocol is unknown. This drivers deals with
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* detection only, to avoid further detection attempts confusing the touchpad
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* this way it at least works in PS/2 mouse compatibility mode.
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*/
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#include <linux/device.h>
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#include <linux/libps2.h>
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#include "psmouse.h"
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static const char * const focaltech_pnp_ids[] = {
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"FLT0101",
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"FLT0102",
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"FLT0103",
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NULL
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};
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int focaltech_detect(struct psmouse *psmouse, bool set_properties)
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{
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if (!psmouse_matches_pnp_id(psmouse, focaltech_pnp_ids))
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return -ENODEV;
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if (set_properties) {
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psmouse->vendor = "FocalTech";
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psmouse->name = "FocalTech Touchpad in mouse emulation mode";
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}
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return 0;
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}
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int focaltech_init(struct psmouse *psmouse)
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{
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ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_RESET_DIS);
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psmouse_reset(psmouse);
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return 0;
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}
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