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 
101 MODULE_AUTHOR(DRIVER_AUTHOR);
102 MODULE_DESCRIPTION(DRIVER_DESC);
103 MODULE_LICENSE(DRIVER_LICENSE);
104 
105 #define USB_VENDOR_ID_WACOM	0x056a
106 #define USB_VENDOR_ID_LENOVO	0x17ef
107 
108 struct 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 
119 extern const struct usb_device_id wacom_ids[];
120 
121 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len);
122 void wacom_setup_device_quirks(struct wacom_features *features);
123 void wacom_setup_input_capabilities(struct input_dev *input_dev,
124 				    struct wacom_wac *wacom_wac);
125 #endif
126