xref: /linux/drivers/hid/wacom.h (revision b6ebbac51bedf9e98e837688bc838f400196da5e)
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  *  Copyright (c) 2014 Benjamin Tissoires	<benjamin.tissoires@redhat.com>
16  *
17  *  ChangeLog:
18  *      v0.1 (vp)  - Initial release
19  *      v0.2 (aba) - Support for all buttons / combinations
20  *      v0.3 (vp)  - Support for Intuos added
21  *	v0.4 (sm)  - Support for more Intuos models, menustrip
22  *			relative mode, proximity.
23  *	v0.5 (vp)  - Big cleanup, nifty features removed,
24  *			they belong in userspace
25  *	v1.8 (vp)  - Submit URB only when operating, moved to CVS,
26  *			use input_report_key instead of report_btn and
27  *			other cleanups
28  *	v1.11 (vp) - Add URB ->dev setting for new kernels
29  *	v1.11 (jb) - Add support for the 4D Mouse & Lens
30  *	v1.12 (de) - Add support for two more inking pen IDs
31  *	v1.14 (vp) - Use new USB device id probing scheme.
32  *		     Fix Wacom Graphire mouse wheel
33  *	v1.18 (vp) - Fix mouse wheel direction
34  *		     Make mouse relative
35  *      v1.20 (fl) - Report tool id for Intuos devices
36  *                 - Multi tools support
37  *                 - Corrected Intuos protocol decoding (airbrush, 4D mouse, lens cursor...)
38  *                 - Add PL models support
39  *		   - Fix Wacom Graphire mouse wheel again
40  *	v1.21 (vp) - Removed protocol descriptions
41  *		   - Added MISC_SERIAL for tool serial numbers
42  *	      (gb) - Identify version on module load.
43  *    v1.21.1 (fl) - added Graphire2 support
44  *    v1.21.2 (fl) - added Intuos2 support
45  *                 - added all the PL ids
46  *    v1.21.3 (fl) - added another eraser id from Neil Okamoto
47  *                 - added smooth filter for Graphire from Peri Hankey
48  *                 - added PenPartner support from Olaf van Es
49  *                 - new tool ids from Ole Martin Bjoerndalen
50  *	v1.29 (pc) - Add support for more tablets
51  *		   - Fix pressure reporting
52  *	v1.30 (vp) - Merge 2.4 and 2.5 drivers
53  *		   - Since 2.5 now has input_sync(), remove MSC_SERIAL abuse
54  *		   - Cleanups here and there
55  *    v1.30.1 (pi) - Added Graphire3 support
56  *	v1.40 (pc) - Add support for several new devices, fix eraser reporting, ...
57  *	v1.43 (pc) - Added support for Cintiq 21UX
58  *		   - Fixed a Graphire bug
59  *		   - Merged wacom_intuos3_irq into wacom_intuos_irq
60  *	v1.44 (pc) - Added support for Graphire4, Cintiq 710, Intuos3 6x11, etc.
61  *		   - Report Device IDs
62  *      v1.45 (pc) - Added support for DTF 521, Intuos3 12x12 and 12x19
63  *                 - Minor data report fix
64  *      v1.46 (pc) - Split wacom.c into wacom_sys.c and wacom_wac.c,
65  *		   - where wacom_sys.c deals with system specific code,
66  *		   - and wacom_wac.c deals with Wacom specific code
67  *		   - Support Intuos3 4x6
68  *      v1.47 (pc) - Added support for Bamboo
69  *      v1.48 (pc) - Added support for Bamboo1, BambooFun, and Cintiq 12WX
70  *      v1.49 (pc) - Added support for USB Tablet PC (0x90, 0x93, and 0x9A)
71  *      v1.50 (pc) - Fixed a TabletPC touch bug in 2.6.28
72  *      v1.51 (pc) - Added support for Intuos4
73  *      v1.52 (pc) - Query Wacom data upon system resume
74  *                 - add defines for features->type
75  *                 - add new devices (0x9F, 0xE2, and 0XE3)
76  *      v2.00 (bt) - conversion to a HID driver
77  *                 - integration of the Bluetooth devices
78  */
79 
80 /*
81  * This program is free software; you can redistribute it and/or modify
82  * it under the terms of the GNU General Public License as published by
83  * the Free Software Foundation; either version 2 of the License, or
84  * (at your option) any later version.
85  */
86 #ifndef WACOM_H
87 #define WACOM_H
88 #include <linux/kernel.h>
89 #include <linux/slab.h>
90 #include <linux/module.h>
91 #include <linux/mod_devicetable.h>
92 #include <linux/hid.h>
93 #include <linux/usb/input.h>
94 #include <linux/power_supply.h>
95 #include <asm/unaligned.h>
96 
97 /*
98  * Version Information
99  */
100 #define DRIVER_VERSION "v2.00"
101 #define DRIVER_AUTHOR "Vojtech Pavlik <vojtech@ucw.cz>"
102 #define DRIVER_DESC "USB Wacom tablet driver"
103 #define DRIVER_LICENSE "GPL"
104 
105 #define USB_VENDOR_ID_WACOM	0x056a
106 #define USB_VENDOR_ID_LENOVO	0x17ef
107 
108 struct wacom {
109 	struct usb_device *usbdev;
110 	struct usb_interface *intf;
111 	struct wacom_wac wacom_wac;
112 	struct hid_device *hdev;
113 	struct mutex lock;
114 	struct work_struct work;
115 	struct wacom_led {
116 		u8 select[5]; /* status led selector (0..3) */
117 		u8 llv;       /* status led brightness no button (1..127) */
118 		u8 hlv;       /* status led brightness button pressed (1..127) */
119 		u8 img_lum;   /* OLED matrix display brightness */
120 	} led;
121 	bool led_initialized;
122 	struct power_supply *battery;
123 	struct power_supply *ac;
124 	struct power_supply_desc battery_desc;
125 	struct power_supply_desc ac_desc;
126 	struct kobject *remote_dir;
127 	struct attribute_group remote_group[5];
128 };
129 
130 static inline void wacom_schedule_work(struct wacom_wac *wacom_wac)
131 {
132 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
133 	schedule_work(&wacom->work);
134 }
135 
136 extern const struct hid_device_id wacom_ids[];
137 
138 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len);
139 void wacom_setup_device_quirks(struct wacom *wacom);
140 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
141 				   struct wacom_wac *wacom_wac);
142 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
143 				   struct wacom_wac *wacom_wac);
144 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
145 				       struct wacom_wac *wacom_wac);
146 void wacom_wac_usage_mapping(struct hid_device *hdev,
147 		struct hid_field *field, struct hid_usage *usage);
148 int wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
149 		struct hid_usage *usage, __s32 value);
150 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report);
151 void wacom_battery_work(struct work_struct *work);
152 int wacom_remote_create_attr_group(struct wacom *wacom, __u32 serial,
153 				   int index);
154 void wacom_remote_destroy_attr_group(struct wacom *wacom, __u32 serial);
155 #endif
156