diff options
Diffstat (limited to 'drivers/input/mouse/focaltech.c')
-rw-r--r-- | drivers/input/mouse/focaltech.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/input/mouse/focaltech.c b/drivers/input/mouse/focaltech.c new file mode 100644 index 0000000..f4d657e --- /dev/null +++ b/drivers/input/mouse/focaltech.c @@ -0,0 +1,52 @@ +/* + * 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; +} |