1/*
  2 * drivers/input/tablet/wacom.h
  3 *
  4 *  USB Wacom tablet support
  5 *
  6 *  Copyright (c) 2000-2004 Vojtech Pavlik	<vojtech@ucw.cz>
  7 *  Copyright (c) 2000 Andreas Bach Aaen	<abach@stofanet.dk>
  8 *  Copyright (c) 2000 Clifford Wolf		<clifford@clifford.at>
  9 *  Copyright (c) 2000 Sam Mosel		<sam.mosel@computer.org>
 10 *  Copyright (c) 2000 James E. Blair		<corvus@gnu.org>
 11 *  Copyright (c) 2000 Daniel Egger		<egger@suse.de>
 12 *  Copyright (c) 2001 Frederic Lepied		<flepied@mandrakesoft.com>
 13 *  Copyright (c) 2004 Panagiotis Issaris	<panagiotis.issaris@mech.kuleuven.ac.be>
 14 *  Copyright (c) 2002-2009 Ping Cheng		<pingc@wacom.com>
 15 *
 16 *  ChangeLog:
 17 *      v0.1 (vp)  - Initial release
 18 *      v0.2 (aba) - Support for all buttons / combinations
 19 *      v0.3 (vp)  - Support for Intuos added
 20 *	v0.4 (sm)  - Support for more Intuos models, menustrip
 21 *			relative mode, proximity.
 22 *	v0.5 (vp)  - Big cleanup, nifty features removed,
 23 *			they belong in userspace
 24 *	v1.8 (vp)  - Submit URB only when operating, moved to CVS,
 25 *			use input_report_key instead of report_btn and
 26 *			other cleanups
 27 *	v1.11 (vp) - Add URB ->dev setting for new kernels
 28 *	v1.11 (jb) - Add support for the 4D Mouse & Lens
 29 *	v1.12 (de) - Add support for two more inking pen IDs
 30 *	v1.14 (vp) - Use new USB device id probing scheme.
 31 *		     Fix Wacom Graphire mouse wheel
 32 *	v1.18 (vp) - Fix mouse wheel direction
 33 *		     Make mouse relative
 34 *      v1.20 (fl) - Report tool id for Intuos devices
 35 *                 - Multi tools support
 36 *                 - Corrected Intuos protocol decoding (airbrush, 4D mouse, lens cursor...)
 37 *                 - Add PL models support
 38 *		   - Fix Wacom Graphire mouse wheel again
 39 *	v1.21 (vp) - Removed protocol descriptions
 40 *		   - Added MISC_SERIAL for tool serial numbers
 41 *	      (gb) - Identify version on module load.
 42 *    v1.21.1 (fl) - added Graphire2 support
 43 *    v1.21.2 (fl) - added Intuos2 support
 44 *                 - added all the PL ids
 45 *    v1.21.3 (fl) - added another eraser id from Neil Okamoto
 46 *                 - added smooth filter for Graphire from Peri Hankey
 47 *                 - added PenPartner support from Olaf van Es
 48 *                 - new tool ids from Ole Martin Bjoerndalen
 49 *	v1.29 (pc) - Add support for more tablets
 50 *		   - Fix pressure reporting
 51 *	v1.30 (vp) - Merge 2.4 and 2.5 drivers
 52 *		   - Since 2.5 now has input_sync(), remove MSC_SERIAL abuse
 53 *		   - Cleanups here and there
 54 *    v1.30.1 (pi) - Added Graphire3 support
 55 *	v1.40 (pc) - Add support for several new devices, fix eraser reporting, ...
 56 *	v1.43 (pc) - Added support for Cintiq 21UX
 57 *		   - Fixed a Graphire bug
 58 *		   - Merged wacom_intuos3_irq into wacom_intuos_irq
 59 *	v1.44 (pc) - Added support for Graphire4, Cintiq 710, Intuos3 6x11, etc.
 60 *		   - Report Device IDs
 61 *      v1.45 (pc) - Added support for DTF 521, Intuos3 12x12 and 12x19
 62 *                 - Minor data report fix
 63 *      v1.46 (pc) - Split wacom.c into wacom_sys.c and wacom_wac.c,
 64 *		   - where wacom_sys.c deals with system specific code,
 65 *		   - and wacom_wac.c deals with Wacom specific code
 66 *		   - Support Intuos3 4x6
 67 *      v1.47 (pc) - Added support for Bamboo
 68 *      v1.48 (pc) - Added support for Bamboo1, BambooFun, and Cintiq 12WX
 69 *      v1.49 (pc) - Added support for USB Tablet PC (0x90, 0x93, and 0x9A)
 70 *      v1.50 (pc) - Fixed a TabletPC touch bug in 2.6.28
 71 *      v1.51 (pc) - Added support for Intuos4
 72 *      v1.52 (pc) - Query Wacom data upon system resume
 73 *                 - add defines for features->type
 74 *                 - add new devices (0x9F, 0xE2, and 0XE3)
 75 */
 76
 77/*
 78 * This program is free software; you can redistribute it and/or modify
 79 * it under the terms of the GNU General Public License as published by
 80 * the Free Software Foundation; either version 2 of the License, or
 81 * (at your option) any later version.
 82 */
 83#ifndef WACOM_H
 84#define WACOM_H
 85#include <linux/kernel.h>
 86#include <linux/slab.h>
 87#include <linux/module.h>
 88#include <linux/mod_devicetable.h>
 89#include <linux/init.h>
 90#include <linux/usb/input.h>
 91#include <asm/unaligned.h>
 92
 93/*
 94 * Version Information
 95 */
 96#define DRIVER_VERSION "v1.52"
 97#define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>"
 98#define DRIVER_DESC "USB Wacom tablet driver"
 99#define DRIVER_LICENSE "GPL"
100
101MODULE_AUTHOR(DRIVER_AUTHOR);
102MODULE_DESCRIPTION(DRIVER_DESC);
103MODULE_LICENSE(DRIVER_LICENSE);
104
105#define USB_VENDOR_ID_WACOM	0x056a
106#define USB_VENDOR_ID_LENOVO	0x17ef
107
108struct wacom {
109	dma_addr_t data_dma;
110	struct usb_device *usbdev;
111	struct usb_interface *intf;
112	struct urb *irq;
113	struct wacom_wac wacom_wac;
114	struct mutex lock;
115	bool open;
116	char phys[32];
117};
118
119extern const struct usb_device_id wacom_ids[];
120
121void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len);
122void wacom_setup_device_quirks(struct wacom_features *features);
123void wacom_setup_input_capabilities(struct input_dev *input_dev,
124				    struct wacom_wac *wacom_wac);
125#endif