drivers/hid/wacom.h

   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