projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 3ace3686 HG |
1 | /* |
| 2 | * Focaltech TouchPad PS/2 mouse driver | |
| 3 | * | |
| 4 | * Copyright (c) 2014 Red Hat Inc. | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or modify | |
| 7 | * it under the terms of the GNU General Public License as published by | |
| 8 | * the Free Software Foundation; either version 2 of the License, or | |
| 9 | * (at your option) any later version. | |
| 10 | * | |
| 11 | * Red Hat authors: | |
| 12 | * | |
| 13 | * Hans de Goede <hdegoede@redhat.com> | |
| 14 | */ | |
| 15 | ||
| 16 | /* | |
| 17 | * The Focaltech PS/2 touchpad protocol is unknown. This drivers deals with | |
| 18 | * detection only, to avoid further detection attempts confusing the touchpad | |
| 19 | * this way it at least works in PS/2 mouse compatibility mode. | |
| 20 | */ | |
| 21 | ||
| 22 | #include <linux/device.h> | |
| 23 | #include <linux/libps2.h> | |
| 24 | #include "psmouse.h" | |
| 25 | ||
| 26 | static const char * const focaltech_pnp_ids[] = { | |
| 27 | "FLT0101", | |
| 28 | "FLT0102", | |
| 29 | "FLT0103", | |
| 30 | NULL | |
| 31 | }; | |
| 32 | ||
| 33 | int focaltech_detect(struct psmouse *psmouse, bool set_properties) | |
| 34 | { | |
| 35 | if (!psmouse_matches_pnp_id(psmouse, focaltech_pnp_ids)) | |
| 36 | return -ENODEV; | |
| 37 | ||
| 38 | if (set_properties) { | |
| 39 | psmouse->vendor = "FocalTech"; | |
| 40 | psmouse->name = "FocalTech Touchpad in mouse emulation mode"; | |
| 41 | } | |
| 42 | ||
| 43 | return 0; | |
| 44 | } | |
| 45 | ||
| 46 | int focaltech_init(struct psmouse *psmouse) | |
| 47 | { | |
| 48 | ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_RESET_DIS); | |
| 49 | psmouse_reset(psmouse); | |
| 50 | ||
| 51 | return 0; | |
| 52 | } |