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