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) 2002-2011 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 <linux/power_supply.h>
92 #include <asm/unaligned.h>
93
94 /*
95 * Version Information
96 */
97 #define DRIVER_VERSION "v1.53"
98 #define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>"
99 #define DRIVER_DESC "USB Wacom tablet driver"
100 #define DRIVER_LICENSE "GPL"
101
102 MODULE_AUTHOR(DRIVER_AUTHOR);
103 MODULE_DESCRIPTION(DRIVER_DESC);
104 MODULE_LICENSE(DRIVER_LICENSE);
105
106 #define USB_VENDOR_ID_WACOM 0x056a
107 #define USB_VENDOR_ID_LENOVO 0x17ef
108
109 struct wacom {
110 dma_addr_t data_dma;
111 struct usb_device *usbdev;
112 struct usb_interface *intf;
113 struct urb *irq;
114 struct wacom_wac wacom_wac;
115 struct mutex lock;
116 struct work_struct work;
117 bool open;
118 char phys[32];
119 struct wacom_led {
120 u8 select[2]; /* status led selector (0..3) */
121 u8 llv; /* status led brightness no button (1..127) */
122 u8 hlv; /* status led brightness button pressed (1..127) */
123 u8 img_lum; /* OLED matrix display brightness */
124 } led;
125 struct power_supply battery;
126 };
127
wacom_schedule_work(struct wacom_wac * wacom_wac)128 static inline void wacom_schedule_work(struct wacom_wac *wacom_wac)
129 {
130 struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
131 schedule_work(&wacom->work);
132 }
133
134 extern const struct usb_device_id wacom_ids[];
135
136 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len);
137 void wacom_setup_device_quirks(struct wacom_features *features);
138 void wacom_setup_input_capabilities(struct input_dev *input_dev,
139 struct wacom_wac *wacom_wac);
140 #endif
141