root/drivers/hid/hid-kye.c

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DEFINITIONS

This source file includes following definitions.
  1. kye_consumer_control_fixup
  2. kye_report_fixup
  3. kye_tablet_enable
  4. kye_probe

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  HID driver for Kye/Genius devices not fully compliant with HID standard
   4  *
   5  *  Copyright (c) 2009 Jiri Kosina
   6  *  Copyright (c) 2009 Tomas Hanak
   7  *  Copyright (c) 2012 Nikolai Kondrashov
   8  */
   9 
  10 /*
  11  */
  12 
  13 #include <linux/device.h>
  14 #include <linux/hid.h>
  15 #include <linux/module.h>
  16 
  17 #include "hid-ids.h"
  18 
  19 /* Original EasyPen i405X report descriptor size */
  20 #define EASYPEN_I405X_RDESC_ORIG_SIZE   476
  21 
  22 /* Fixed EasyPen i405X report descriptor */
  23 static __u8 easypen_i405x_rdesc_fixed[] = {
  24         0x06, 0x00, 0xFF, /*  Usage Page (FF00h),             */
  25         0x09, 0x01,       /*  Usage (01h),                    */
  26         0xA1, 0x01,       /*  Collection (Application),       */
  27         0x85, 0x05,       /*    Report ID (5),                */
  28         0x09, 0x01,       /*    Usage (01h),                  */
  29         0x15, 0x80,       /*    Logical Minimum (-128),       */
  30         0x25, 0x7F,       /*    Logical Maximum (127),        */
  31         0x75, 0x08,       /*    Report Size (8),              */
  32         0x95, 0x07,       /*    Report Count (7),             */
  33         0xB1, 0x02,       /*    Feature (Variable),           */
  34         0xC0,             /*  End Collection,                 */
  35         0x05, 0x0D,       /*  Usage Page (Digitizer),         */
  36         0x09, 0x02,       /*  Usage (Pen),                    */
  37         0xA1, 0x01,       /*  Collection (Application),       */
  38         0x85, 0x10,       /*    Report ID (16),               */
  39         0x09, 0x20,       /*    Usage (Stylus),               */
  40         0xA0,             /*    Collection (Physical),        */
  41         0x14,             /*      Logical Minimum (0),        */
  42         0x25, 0x01,       /*      Logical Maximum (1),        */
  43         0x75, 0x01,       /*      Report Size (1),            */
  44         0x09, 0x42,       /*      Usage (Tip Switch),         */
  45         0x09, 0x44,       /*      Usage (Barrel Switch),      */
  46         0x09, 0x46,       /*      Usage (Tablet Pick),        */
  47         0x95, 0x03,       /*      Report Count (3),           */
  48         0x81, 0x02,       /*      Input (Variable),           */
  49         0x95, 0x04,       /*      Report Count (4),           */
  50         0x81, 0x03,       /*      Input (Constant, Variable), */
  51         0x09, 0x32,       /*      Usage (In Range),           */
  52         0x95, 0x01,       /*      Report Count (1),           */
  53         0x81, 0x02,       /*      Input (Variable),           */
  54         0x75, 0x10,       /*      Report Size (16),           */
  55         0x95, 0x01,       /*      Report Count (1),           */
  56         0xA4,             /*      Push,                       */
  57         0x05, 0x01,       /*      Usage Page (Desktop),       */
  58         0x55, 0xFD,       /*      Unit Exponent (-3),         */
  59         0x65, 0x13,       /*      Unit (Inch),                */
  60         0x34,             /*      Physical Minimum (0),       */
  61         0x09, 0x30,       /*      Usage (X),                  */
  62         0x46, 0x7C, 0x15, /*      Physical Maximum (5500),    */
  63         0x26, 0x00, 0x37, /*      Logical Maximum (14080),    */
  64         0x81, 0x02,       /*      Input (Variable),           */
  65         0x09, 0x31,       /*      Usage (Y),                  */
  66         0x46, 0xA0, 0x0F, /*      Physical Maximum (4000),    */
  67         0x26, 0x00, 0x28, /*      Logical Maximum (10240),    */
  68         0x81, 0x02,       /*      Input (Variable),           */
  69         0xB4,             /*      Pop,                        */
  70         0x09, 0x30,       /*      Usage (Tip Pressure),       */
  71         0x26, 0xFF, 0x03, /*      Logical Maximum (1023),     */
  72         0x81, 0x02,       /*      Input (Variable),           */
  73         0xC0,             /*    End Collection,               */
  74         0xC0              /*  End Collection                  */
  75 };
  76 
  77 /* Original MousePen i608X report descriptor size */
  78 #define MOUSEPEN_I608X_RDESC_ORIG_SIZE  476
  79 
  80 /* Fixed MousePen i608X report descriptor */
  81 static __u8 mousepen_i608x_rdesc_fixed[] = {
  82         0x06, 0x00, 0xFF, /*  Usage Page (FF00h),             */
  83         0x09, 0x01,       /*  Usage (01h),                    */
  84         0xA1, 0x01,       /*  Collection (Application),       */
  85         0x85, 0x05,       /*    Report ID (5),                */
  86         0x09, 0x01,       /*    Usage (01h),                  */
  87         0x15, 0x80,       /*    Logical Minimum (-128),       */
  88         0x25, 0x7F,       /*    Logical Maximum (127),        */
  89         0x75, 0x08,       /*    Report Size (8),              */
  90         0x95, 0x07,       /*    Report Count (7),             */
  91         0xB1, 0x02,       /*    Feature (Variable),           */
  92         0xC0,             /*  End Collection,                 */
  93         0x05, 0x0D,       /*  Usage Page (Digitizer),         */
  94         0x09, 0x02,       /*  Usage (Pen),                    */
  95         0xA1, 0x01,       /*  Collection (Application),       */
  96         0x85, 0x10,       /*    Report ID (16),               */
  97         0x09, 0x20,       /*    Usage (Stylus),               */
  98         0xA0,             /*    Collection (Physical),        */
  99         0x14,             /*      Logical Minimum (0),        */
 100         0x25, 0x01,       /*      Logical Maximum (1),        */
 101         0x75, 0x01,       /*      Report Size (1),            */
 102         0x09, 0x42,       /*      Usage (Tip Switch),         */
 103         0x09, 0x44,       /*      Usage (Barrel Switch),      */
 104         0x09, 0x46,       /*      Usage (Tablet Pick),        */
 105         0x95, 0x03,       /*      Report Count (3),           */
 106         0x81, 0x02,       /*      Input (Variable),           */
 107         0x95, 0x04,       /*      Report Count (4),           */
 108         0x81, 0x03,       /*      Input (Constant, Variable), */
 109         0x09, 0x32,       /*      Usage (In Range),           */
 110         0x95, 0x01,       /*      Report Count (1),           */
 111         0x81, 0x02,       /*      Input (Variable),           */
 112         0x75, 0x10,       /*      Report Size (16),           */
 113         0x95, 0x01,       /*      Report Count (1),           */
 114         0xA4,             /*      Push,                       */
 115         0x05, 0x01,       /*      Usage Page (Desktop),       */
 116         0x55, 0xFD,       /*      Unit Exponent (-3),         */
 117         0x65, 0x13,       /*      Unit (Inch),                */
 118         0x34,             /*      Physical Minimum (0),       */
 119         0x09, 0x30,       /*      Usage (X),                  */
 120         0x46, 0x40, 0x1F, /*      Physical Maximum (8000),    */
 121         0x26, 0x00, 0x50, /*      Logical Maximum (20480),    */
 122         0x81, 0x02,       /*      Input (Variable),           */
 123         0x09, 0x31,       /*      Usage (Y),                  */
 124         0x46, 0x70, 0x17, /*      Physical Maximum (6000),    */
 125         0x26, 0x00, 0x3C, /*      Logical Maximum (15360),    */
 126         0x81, 0x02,       /*      Input (Variable),           */
 127         0xB4,             /*      Pop,                        */
 128         0x09, 0x30,       /*      Usage (Tip Pressure),       */
 129         0x26, 0xFF, 0x03, /*      Logical Maximum (1023),     */
 130         0x81, 0x02,       /*      Input (Variable),           */
 131         0xC0,             /*    End Collection,               */
 132         0xC0,             /*  End Collection,                 */
 133         0x05, 0x01,       /*  Usage Page (Desktop),           */
 134         0x09, 0x02,       /*  Usage (Mouse),                  */
 135         0xA1, 0x01,       /*  Collection (Application),       */
 136         0x85, 0x11,       /*    Report ID (17),               */
 137         0x09, 0x01,       /*    Usage (Pointer),              */
 138         0xA0,             /*    Collection (Physical),        */
 139         0x14,             /*      Logical Minimum (0),        */
 140         0xA4,             /*      Push,                       */
 141         0x05, 0x09,       /*      Usage Page (Button),        */
 142         0x75, 0x01,       /*      Report Size (1),            */
 143         0x19, 0x01,       /*      Usage Minimum (01h),        */
 144         0x29, 0x03,       /*      Usage Maximum (03h),        */
 145         0x25, 0x01,       /*      Logical Maximum (1),        */
 146         0x95, 0x03,       /*      Report Count (3),           */
 147         0x81, 0x02,       /*      Input (Variable),           */
 148         0x95, 0x05,       /*      Report Count (5),           */
 149         0x81, 0x01,       /*      Input (Constant),           */
 150         0xB4,             /*      Pop,                        */
 151         0x95, 0x01,       /*      Report Count (1),           */
 152         0xA4,             /*      Push,                       */
 153         0x55, 0xFD,       /*      Unit Exponent (-3),         */
 154         0x65, 0x13,       /*      Unit (Inch),                */
 155         0x34,             /*      Physical Minimum (0),       */
 156         0x75, 0x10,       /*      Report Size (16),           */
 157         0x09, 0x30,       /*      Usage (X),                  */
 158         0x46, 0x40, 0x1F, /*      Physical Maximum (8000),    */
 159         0x26, 0x00, 0x50, /*      Logical Maximum (20480),    */
 160         0x81, 0x02,       /*      Input (Variable),           */
 161         0x09, 0x31,       /*      Usage (Y),                  */
 162         0x46, 0x70, 0x17, /*      Physical Maximum (6000),    */
 163         0x26, 0x00, 0x3C, /*      Logical Maximum (15360),    */
 164         0x81, 0x02,       /*      Input (Variable),           */
 165         0xB4,             /*      Pop,                        */
 166         0x75, 0x08,       /*      Report Size (8),            */
 167         0x09, 0x38,       /*      Usage (Wheel),              */
 168         0x15, 0xFF,       /*      Logical Minimum (-1),       */
 169         0x25, 0x01,       /*      Logical Maximum (1),        */
 170         0x81, 0x06,       /*      Input (Variable, Relative), */
 171         0x81, 0x01,       /*      Input (Constant),           */
 172         0xC0,             /*    End Collection,               */
 173         0xC0              /*  End Collection                  */
 174 };
 175 
 176 /* Original MousePen i608X v2 report descriptor size */
 177 #define MOUSEPEN_I608X_V2_RDESC_ORIG_SIZE       482
 178 
 179 /* Fixed MousePen i608X v2 report descriptor */
 180 static __u8 mousepen_i608x_v2_rdesc_fixed[] = {
 181         0x06, 0x00, 0xFF,             /*  Usage Page (FF00h),             */
 182         0x09, 0x01,                   /*  Usage (01h),                    */
 183         0xA1, 0x01,                   /*  Collection (Application),       */
 184         0x85, 0x05,                   /*    Report ID (5),                */
 185         0x09, 0x01,                   /*    Usage (01h),                  */
 186         0x15, 0x80,                   /*    Logical Minimum (-128),       */
 187         0x25, 0x7F,                   /*    Logical Maximum (127),        */
 188         0x75, 0x08,                   /*    Report Size (8),              */
 189         0x95, 0x07,                   /*    Report Count (7),             */
 190         0xB1, 0x02,                   /*    Feature (Variable),           */
 191         0xC0,                         /*  End Collection,                 */
 192         0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
 193         0x09, 0x02,                   /*  Usage (Pen),                    */
 194         0xA1, 0x01,                   /*  Collection (Application),       */
 195         0x85, 0x10,                   /*    Report ID (16),               */
 196         0x09, 0x20,                   /*    Usage (Stylus),               */
 197         0xA0,                         /*    Collection (Physical),        */
 198         0x14,                         /*      Logical Minimum (0),        */
 199         0x25, 0x01,                   /*      Logical Maximum (1),        */
 200         0x75, 0x01,                   /*      Report Size (1),            */
 201         0x09, 0x42,                   /*      Usage (Tip Switch),         */
 202         0x09, 0x44,                   /*      Usage (Barrel Switch),      */
 203         0x09, 0x46,                   /*      Usage (Tablet Pick),        */
 204         0x95, 0x03,                   /*      Report Count (3),           */
 205         0x81, 0x02,                   /*      Input (Variable),           */
 206         0x95, 0x04,                   /*      Report Count (4),           */
 207         0x81, 0x03,                   /*      Input (Constant, Variable), */
 208         0x09, 0x32,                   /*      Usage (In Range),           */
 209         0x95, 0x01,                   /*      Report Count (1),           */
 210         0x81, 0x02,                   /*      Input (Variable),           */
 211         0x75, 0x10,                   /*      Report Size (16),           */
 212         0x95, 0x01,                   /*      Report Count (1),           */
 213         0xA4,                         /*      Push,                       */
 214         0x05, 0x01,                   /*      Usage Page (Desktop),       */
 215         0x55, 0xFD,                   /*      Unit Exponent (-3),         */
 216         0x65, 0x13,                   /*      Unit (Inch),                */
 217         0x34,                         /*      Physical Minimum (0),       */
 218         0x09, 0x30,                   /*      Usage (X),                  */
 219         0x46, 0x40, 0x1F,             /*      Physical Maximum (8000),    */
 220         0x27, 0x00, 0xA0, 0x00, 0x00, /*      Logical Maximum (40960),    */
 221         0x81, 0x02,                   /*      Input (Variable),           */
 222         0x09, 0x31,                   /*      Usage (Y),                  */
 223         0x46, 0x70, 0x17,             /*      Physical Maximum (6000),    */
 224         0x26, 0x00, 0x78,             /*      Logical Maximum (30720),    */
 225         0x81, 0x02,                   /*      Input (Variable),           */
 226         0xB4,                         /*      Pop,                        */
 227         0x09, 0x30,                   /*      Usage (Tip Pressure),       */
 228         0x26, 0xFF, 0x07,             /*      Logical Maximum (2047),     */
 229         0x81, 0x02,                   /*      Input (Variable),           */
 230         0xC0,                         /*    End Collection,               */
 231         0xC0,                         /*  End Collection,                 */
 232         0x05, 0x01,                   /*  Usage Page (Desktop),           */
 233         0x09, 0x02,                   /*  Usage (Mouse),                  */
 234         0xA1, 0x01,                   /*  Collection (Application),       */
 235         0x85, 0x11,                   /*    Report ID (17),               */
 236         0x09, 0x01,                   /*    Usage (Pointer),              */
 237         0xA0,                         /*    Collection (Physical),        */
 238         0x14,                         /*      Logical Minimum (0),        */
 239         0xA4,                         /*      Push,                       */
 240         0x05, 0x09,                   /*      Usage Page (Button),        */
 241         0x75, 0x01,                   /*      Report Size (1),            */
 242         0x19, 0x01,                   /*      Usage Minimum (01h),        */
 243         0x29, 0x03,                   /*      Usage Maximum (03h),        */
 244         0x25, 0x01,                   /*      Logical Maximum (1),        */
 245         0x95, 0x03,                   /*      Report Count (3),           */
 246         0x81, 0x02,                   /*      Input (Variable),           */
 247         0x95, 0x05,                   /*      Report Count (5),           */
 248         0x81, 0x01,                   /*      Input (Constant),           */
 249         0xB4,                         /*      Pop,                        */
 250         0x95, 0x01,                   /*      Report Count (1),           */
 251         0xA4,                         /*      Push,                       */
 252         0x55, 0xFD,                   /*      Unit Exponent (-3),         */
 253         0x65, 0x13,                   /*      Unit (Inch),                */
 254         0x34,                         /*      Physical Minimum (0),       */
 255         0x75, 0x10,                   /*      Report Size (16),           */
 256         0x09, 0x30,                   /*      Usage (X),                  */
 257         0x46, 0x40, 0x1F,             /*      Physical Maximum (8000),    */
 258         0x27, 0x00, 0xA0, 0x00, 0x00, /*      Logical Maximum (40960),    */
 259         0x81, 0x02,                   /*      Input (Variable),           */
 260         0x09, 0x31,                   /*      Usage (Y),                  */
 261         0x46, 0x70, 0x17,             /*      Physical Maximum (6000),    */
 262         0x26, 0x00, 0x78,             /*      Logical Maximum (30720),    */
 263         0x81, 0x02,                   /*      Input (Variable),           */
 264         0xB4,                         /*      Pop,                        */
 265         0x75, 0x08,                   /*      Report Size (8),            */
 266         0x09, 0x38,                   /*      Usage (Wheel),              */
 267         0x15, 0xFF,                   /*      Logical Minimum (-1),       */
 268         0x25, 0x01,                   /*      Logical Maximum (1),        */
 269         0x81, 0x06,                   /*      Input (Variable, Relative), */
 270         0x81, 0x01,                   /*      Input (Constant),           */
 271         0xC0,                         /*    End Collection,               */
 272         0xC0                          /*  End Collection                  */
 273 };
 274 
 275 /* Original EasyPen M610X report descriptor size */
 276 #define EASYPEN_M610X_RDESC_ORIG_SIZE   476
 277 
 278 /* Fixed EasyPen M610X report descriptor */
 279 static __u8 easypen_m610x_rdesc_fixed[] = {
 280         0x06, 0x00, 0xFF,             /*  Usage Page (FF00h),             */
 281         0x09, 0x01,                   /*  Usage (01h),                    */
 282         0xA1, 0x01,                   /*  Collection (Application),       */
 283         0x85, 0x05,                   /*    Report ID (5),                */
 284         0x09, 0x01,                   /*    Usage (01h),                  */
 285         0x15, 0x80,                   /*    Logical Minimum (-128),       */
 286         0x25, 0x7F,                   /*    Logical Maximum (127),        */
 287         0x75, 0x08,                   /*    Report Size (8),              */
 288         0x95, 0x07,                   /*    Report Count (7),             */
 289         0xB1, 0x02,                   /*    Feature (Variable),           */
 290         0xC0,                         /*  End Collection,                 */
 291         0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
 292         0x09, 0x02,                   /*  Usage (Pen),                    */
 293         0xA1, 0x01,                   /*  Collection (Application),       */
 294         0x85, 0x10,                   /*    Report ID (16),               */
 295         0x09, 0x20,                   /*    Usage (Stylus),               */
 296         0xA0,                         /*    Collection (Physical),        */
 297         0x14,                         /*      Logical Minimum (0),        */
 298         0x25, 0x01,                   /*      Logical Maximum (1),        */
 299         0x75, 0x01,                   /*      Report Size (1),            */
 300         0x09, 0x42,                   /*      Usage (Tip Switch),         */
 301         0x09, 0x44,                   /*      Usage (Barrel Switch),      */
 302         0x09, 0x46,                   /*      Usage (Tablet Pick),        */
 303         0x95, 0x03,                   /*      Report Count (3),           */
 304         0x81, 0x02,                   /*      Input (Variable),           */
 305         0x95, 0x04,                   /*      Report Count (4),           */
 306         0x81, 0x03,                   /*      Input (Constant, Variable), */
 307         0x09, 0x32,                   /*      Usage (In Range),           */
 308         0x95, 0x01,                   /*      Report Count (1),           */
 309         0x81, 0x02,                   /*      Input (Variable),           */
 310         0x75, 0x10,                   /*      Report Size (16),           */
 311         0x95, 0x01,                   /*      Report Count (1),           */
 312         0xA4,                         /*      Push,                       */
 313         0x05, 0x01,                   /*      Usage Page (Desktop),       */
 314         0x55, 0xFD,                   /*      Unit Exponent (-3),         */
 315         0x65, 0x13,                   /*      Unit (Inch),                */
 316         0x34,                         /*      Physical Minimum (0),       */
 317         0x09, 0x30,                   /*      Usage (X),                  */
 318         0x46, 0x10, 0x27,             /*      Physical Maximum (10000),   */
 319         0x27, 0x00, 0xA0, 0x00, 0x00, /*      Logical Maximum (40960),    */
 320         0x81, 0x02,                   /*      Input (Variable),           */
 321         0x09, 0x31,                   /*      Usage (Y),                  */
 322         0x46, 0x6A, 0x18,             /*      Physical Maximum (6250),    */
 323         0x26, 0x00, 0x64,             /*      Logical Maximum (25600),    */
 324         0x81, 0x02,                   /*      Input (Variable),           */
 325         0xB4,                         /*      Pop,                        */
 326         0x09, 0x30,                   /*      Usage (Tip Pressure),       */
 327         0x26, 0xFF, 0x03,             /*      Logical Maximum (1023),     */
 328         0x81, 0x02,                   /*      Input (Variable),           */
 329         0xC0,                         /*    End Collection,               */
 330         0xC0,                         /*  End Collection,                 */
 331         0x05, 0x0C,                   /*  Usage Page (Consumer),          */
 332         0x09, 0x01,                   /*  Usage (Consumer Control),       */
 333         0xA1, 0x01,                   /*  Collection (Application),       */
 334         0x85, 0x12,                   /*    Report ID (18),               */
 335         0x14,                         /*    Logical Minimum (0),          */
 336         0x25, 0x01,                   /*    Logical Maximum (1),          */
 337         0x75, 0x01,                   /*    Report Size (1),              */
 338         0x95, 0x04,                   /*    Report Count (4),             */
 339         0x0A, 0x1A, 0x02,             /*    Usage (AC Undo),              */
 340         0x0A, 0x79, 0x02,             /*    Usage (AC Redo Or Repeat),    */
 341         0x0A, 0x2D, 0x02,             /*    Usage (AC Zoom In),           */
 342         0x0A, 0x2E, 0x02,             /*    Usage (AC Zoom Out),          */
 343         0x81, 0x02,                   /*    Input (Variable),             */
 344         0x95, 0x01,                   /*    Report Count (1),             */
 345         0x75, 0x14,                   /*    Report Size (20),             */
 346         0x81, 0x03,                   /*    Input (Constant, Variable),   */
 347         0x75, 0x20,                   /*    Report Size (32),             */
 348         0x81, 0x03,                   /*    Input (Constant, Variable),   */
 349         0xC0                          /*  End Collection                  */
 350 };
 351 
 352 
 353 /* Original PenSketch M912 report descriptor size */
 354 #define PENSKETCH_M912_RDESC_ORIG_SIZE  482
 355 
 356 /* Fixed PenSketch M912 report descriptor */
 357 static __u8 pensketch_m912_rdesc_fixed[] = {
 358         0x05, 0x01,                   /*  Usage Page (Desktop),           */
 359         0x08,                         /*  Usage (00h),                    */
 360         0xA1, 0x01,                   /*  Collection (Application),       */
 361         0x85, 0x05,                   /*    Report ID (5),                */
 362         0x06, 0x00, 0xFF,             /*    Usage Page (FF00h),           */
 363         0x09, 0x01,                   /*    Usage (01h),                  */
 364         0x15, 0x81,                   /*    Logical Minimum (-127),       */
 365         0x25, 0x7F,                   /*    Logical Maximum (127),        */
 366         0x75, 0x08,                   /*    Report Size (8),              */
 367         0x95, 0x07,                   /*    Report Count (7),             */
 368         0xB1, 0x02,                   /*    Feature (Variable),           */
 369         0xC0,                         /*  End Collection,                 */
 370         0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
 371         0x09, 0x02,                   /*  Usage (Pen),                    */
 372         0xA1, 0x01,                   /*  Collection (Application),       */
 373         0x85, 0x10,                   /*    Report ID (16),               */
 374         0x09, 0x20,                   /*    Usage (Stylus),               */
 375         0xA0,                         /*    Collection (Physical),        */
 376         0x09, 0x42,                   /*      Usage (Tip Switch),         */
 377         0x09, 0x44,                   /*      Usage (Barrel Switch),      */
 378         0x09, 0x46,                   /*      Usage (Tablet Pick),        */
 379         0x14,                         /*      Logical Minimum (0),        */
 380         0x25, 0x01,                   /*      Logical Maximum (1),        */
 381         0x75, 0x01,                   /*      Report Size (1),            */
 382         0x95, 0x03,                   /*      Report Count (3),           */
 383         0x81, 0x02,                   /*      Input (Variable),           */
 384         0x95, 0x04,                   /*      Report Count (4),           */
 385         0x81, 0x03,                   /*      Input (Constant, Variable), */
 386         0x09, 0x32,                   /*      Usage (In Range),           */
 387         0x95, 0x01,                   /*      Report Count (1),           */
 388         0x81, 0x02,                   /*      Input (Variable),           */
 389         0x75, 0x10,                   /*      Report Size (16),           */
 390         0x95, 0x01,                   /*      Report Count (1),           */
 391         0xA4,                         /*      Push,                       */
 392         0x05, 0x01,                   /*      Usage Page (Desktop),       */
 393         0x55, 0xFD,                   /*      Unit Exponent (-3),         */
 394         0x65, 0x13,                   /*      Unit (Inch),                */
 395         0x14,                         /*      Logical Minimum (0),        */
 396         0x34,                         /*      Physical Minimum (0),       */
 397         0x09, 0x30,                   /*      Usage (X),                  */
 398         0x27, 0x00, 0xF0, 0x00, 0x00, /*      Logical Maximum (61440),    */
 399         0x46, 0xE0, 0x2E,             /*      Physical Maximum (12000),   */
 400         0x81, 0x02,                   /*      Input (Variable),           */
 401         0x09, 0x31,                   /*      Usage (Y),                  */
 402         0x27, 0x00, 0xB4, 0x00, 0x00, /*      Logical Maximum (46080),    */
 403         0x46, 0x28, 0x23,             /*      Physical Maximum (9000),    */
 404         0x81, 0x02,                   /*      Input (Variable),           */
 405         0xB4,                         /*      Pop,                        */
 406         0x09, 0x30,                   /*      Usage (Tip Pressure),       */
 407         0x14,                         /*      Logical Minimum (0),        */
 408         0x26, 0xFF, 0x07,             /*      Logical Maximum (2047),     */
 409         0x81, 0x02,                   /*      Input (Variable),           */
 410         0xC0,                         /*    End Collection,               */
 411         0xC0,                         /*  End Collection,                 */
 412         0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
 413         0x09, 0x21,                   /*  Usage (Puck),                   */
 414         0xA1, 0x01,                   /*  Collection (Application),       */
 415         0x85, 0x11,                   /*    Report ID (17),               */
 416         0x09, 0x21,                   /*    Usage (Puck),                 */
 417         0xA0,                         /*    Collection (Physical),        */
 418         0x05, 0x09,                   /*      Usage Page (Button),        */
 419         0x75, 0x01,                   /*      Report Size (1),            */
 420         0x19, 0x01,                   /*      Usage Minimum (01h),        */
 421         0x29, 0x03,                   /*      Usage Maximum (03h),        */
 422         0x14,                         /*      Logical Minimum (0),        */
 423         0x25, 0x01,                   /*      Logical Maximum (1),        */
 424         0x95, 0x03,                   /*      Report Count (3),           */
 425         0x81, 0x02,                   /*      Input (Variable),           */
 426         0x95, 0x04,                   /*      Report Count (4),           */
 427         0x81, 0x01,                   /*      Input (Constant),           */
 428         0x95, 0x01,                   /*      Report Count (1),           */
 429         0x0B, 0x32, 0x00, 0x0D, 0x00, /*      Usage (Digitizer In Range), */
 430         0x14,                         /*      Logical Minimum (0),        */
 431         0x25, 0x01,                   /*      Logical Maximum (1),        */
 432         0x81, 0x02,                   /*      Input (Variable),           */
 433         0xA4,                         /*      Push,                       */
 434         0x05, 0x01,                   /*      Usage Page (Desktop),       */
 435         0x75, 0x10,                   /*      Report Size (16),           */
 436         0x95, 0x01,                   /*      Report Count (1),           */
 437         0x55, 0xFD,                   /*      Unit Exponent (-3),         */
 438         0x65, 0x13,                   /*      Unit (Inch),                */
 439         0x14,                         /*      Logical Minimum (0),        */
 440         0x34,                         /*      Physical Minimum (0),       */
 441         0x09, 0x30,                   /*      Usage (X),                  */
 442         0x27, 0x00, 0xF0, 0x00, 0x00, /*      Logical Maximum (61440),    */
 443         0x46, 0xE0, 0x2E,             /*      Physical Maximum (12000),   */
 444         0x81, 0x02,                   /*      Input (Variable),           */
 445         0x09, 0x31,                   /*      Usage (Y),                  */
 446         0x27, 0x00, 0xB4, 0x00, 0x00, /*      Logical Maximum (46080),    */
 447         0x46, 0x28, 0x23,             /*      Physical Maximum (9000),    */
 448         0x81, 0x02,                   /*      Input (Variable),           */
 449         0x09, 0x38,                   /*      Usage (Wheel),              */
 450         0x75, 0x08,                   /*      Report Size (8),            */
 451         0x95, 0x01,                   /*      Report Count (1),           */
 452         0x15, 0xFF,                   /*      Logical Minimum (-1),       */
 453         0x25, 0x01,                   /*      Logical Maximum (1),        */
 454         0x34,                         /*      Physical Minimum (0),       */
 455         0x44,                         /*      Physical Maximum (0),       */
 456         0x81, 0x06,                   /*      Input (Variable, Relative), */
 457         0xB4,                         /*      Pop,                        */
 458         0xC0,                         /*    End Collection,               */
 459         0xC0,                         /*  End Collection,                 */
 460         0x05, 0x0C,                   /*  Usage Page (Consumer),          */
 461         0x09, 0x01,                   /*  Usage (Consumer Control),       */
 462         0xA1, 0x01,                   /*  Collection (Application),       */
 463         0x85, 0x12,                   /*    Report ID (18),               */
 464         0x14,                         /*    Logical Minimum (0),          */
 465         0x25, 0x01,                   /*    Logical Maximum (1),          */
 466         0x75, 0x01,                   /*    Report Size (1),              */
 467         0x95, 0x08,                   /*    Report Count (8),             */
 468         0x05, 0x0C,                   /*    Usage Page (Consumer),        */
 469         0x0A, 0x6A, 0x02,             /*    Usage (AC Delete),            */
 470         0x0A, 0x1A, 0x02,             /*    Usage (AC Undo),              */
 471         0x0A, 0x01, 0x02,             /*    Usage (AC New),               */
 472         0x0A, 0x2F, 0x02,             /*    Usage (AC Zoom),              */
 473         0x0A, 0x25, 0x02,             /*    Usage (AC Forward),           */
 474         0x0A, 0x24, 0x02,             /*    Usage (AC Back),              */
 475         0x0A, 0x2D, 0x02,             /*    Usage (AC Zoom In),           */
 476         0x0A, 0x2E, 0x02,             /*    Usage (AC Zoom Out),          */
 477         0x81, 0x02,                   /*    Input (Variable),             */
 478         0x95, 0x30,                   /*    Report Count (48),            */
 479         0x81, 0x03,                   /*    Input (Constant, Variable),   */
 480         0xC0                          /*  End Collection                  */
 481 };
 482 
 483 /* Original EasyPen M406XE report descriptor size */
 484 #define EASYPEN_M406XE_RDESC_ORIG_SIZE  476
 485 
 486 /* Fixed EasyPen M406XE  report descriptor */
 487 static __u8 easypen_m406xe_rdesc_fixed[] = {
 488         0x05, 0x01,         /*  Usage Page (Desktop),               */
 489         0x09, 0x01,         /*  Usage (01h),                        */
 490         0xA1, 0x01,         /*  Collection (Application),           */
 491         0x85, 0x05,         /*      Report ID (5),                  */
 492         0x09, 0x01,         /*      Usage (01h),                    */
 493         0x15, 0x80,         /*      Logical Minimum (-128),         */
 494         0x25, 0x7F,         /*      Logical Maximum (127),          */
 495         0x75, 0x08,         /*      Report Size (8),                */
 496         0x95, 0x07,         /*      Report Count (7),               */
 497         0xB1, 0x02,         /*      Feature (Variable),             */
 498         0xC0,               /*  End Collection,                     */
 499         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
 500         0x09, 0x02,         /*  Usage (Pen),                        */
 501         0xA1, 0x01,         /*  Collection (Application),           */
 502         0x85, 0x10,         /*      Report ID (16),                 */
 503         0x09, 0x20,         /*      Usage (Stylus),                 */
 504         0xA0,               /*      Collection (Physical),          */
 505         0x14,               /*          Logical Minimum (0),        */
 506         0x25, 0x01,         /*          Logical Maximum (1),        */
 507         0x75, 0x01,         /*          Report Size (1),            */
 508         0x09, 0x42,         /*          Usage (Tip Switch),         */
 509         0x09, 0x44,         /*          Usage (Barrel Switch),      */
 510         0x09, 0x46,         /*          Usage (Tablet Pick),        */
 511         0x95, 0x03,         /*          Report Count (3),           */
 512         0x81, 0x02,         /*          Input (Variable),           */
 513         0x95, 0x04,         /*          Report Count (4),           */
 514         0x81, 0x03,         /*          Input (Constant, Variable), */
 515         0x09, 0x32,         /*          Usage (In Range),           */
 516         0x95, 0x01,         /*          Report Count (1),           */
 517         0x81, 0x02,         /*          Input (Variable),           */
 518         0x75, 0x10,         /*          Report Size (16),           */
 519         0x95, 0x01,         /*          Report Count (1),           */
 520         0xA4,               /*          Push,                       */
 521         0x05, 0x01,         /*          Usage Page (Desktop),       */
 522         0x55, 0xFD,         /*          Unit Exponent (-3),         */
 523         0x65, 0x13,         /*          Unit (Inch),                */
 524         0x34,               /*          Physical Minimum (0),       */
 525         0x09, 0x30,         /*          Usage (X),                  */
 526         0x46, 0x70, 0x17,   /*          Physical Maximum (6000),    */
 527         0x26, 0x00, 0x3C,   /*          Logical Maximum (15360),    */
 528         0x81, 0x02,         /*          Input (Variable),           */
 529         0x09, 0x31,         /*          Usage (Y),                  */
 530         0x46, 0xA0, 0x0F,   /*          Physical Maximum (4000),    */
 531         0x26, 0x00, 0x28,   /*          Logical Maximum (10240),    */
 532         0x81, 0x02,         /*          Input (Variable),           */
 533         0xB4,               /*          Pop,                        */
 534         0x09, 0x30,         /*          Usage (Tip Pressure),       */
 535         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
 536         0x81, 0x02,         /*          Input (Variable),           */
 537         0xC0,               /*      End Collection,                 */
 538         0xC0,               /*  End Collection                      */
 539         0x05, 0x0C,         /*  Usage Page (Consumer),              */
 540         0x09, 0x01,         /*  Usage (Consumer Control),           */
 541         0xA1, 0x01,         /*  Collection (Application),           */
 542         0x85, 0x12,         /*      Report ID (18),                 */
 543         0x14,               /*      Logical Minimum (0),            */
 544         0x25, 0x01,         /*      Logical Maximum (1),            */
 545         0x75, 0x01,         /*      Report Size (1),                */
 546         0x95, 0x04,         /*      Report Count (4),               */
 547         0x0A, 0x79, 0x02,   /*      Usage (AC Redo Or Repeat),      */
 548         0x0A, 0x1A, 0x02,   /*      Usage (AC Undo),                */
 549         0x0A, 0x2D, 0x02,   /*      Usage (AC Zoom In),             */
 550         0x0A, 0x2E, 0x02,   /*      Usage (AC Zoom Out),            */
 551         0x81, 0x02,         /*      Input (Variable),               */
 552         0x95, 0x34,         /*      Report Count (52),              */
 553         0x81, 0x03,         /*      Input (Constant, Variable),     */
 554         0xC0                /*  End Collection                      */
 555 };
 556 
 557 static __u8 *kye_consumer_control_fixup(struct hid_device *hdev, __u8 *rdesc,
 558                 unsigned int *rsize, int offset, const char *device_name) {
 559         /*
 560          * the fixup that need to be done:
 561          *   - change Usage Maximum in the Consumer Control
 562          *     (report ID 3) to a reasonable value
 563          */
 564         if (*rsize >= offset + 31 &&
 565             /* Usage Page (Consumer Devices) */
 566             rdesc[offset] == 0x05 && rdesc[offset + 1] == 0x0c &&
 567             /* Usage (Consumer Control) */
 568             rdesc[offset + 2] == 0x09 && rdesc[offset + 3] == 0x01 &&
 569             /*   Usage Maximum > 12287 */
 570             rdesc[offset + 10] == 0x2a && rdesc[offset + 12] > 0x2f) {
 571                 hid_info(hdev, "fixing up %s report descriptor\n", device_name);
 572                 rdesc[offset + 12] = 0x2f;
 573         }
 574         return rdesc;
 575 }
 576 
 577 static __u8 *kye_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 578                 unsigned int *rsize)
 579 {
 580         switch (hdev->product) {
 581         case USB_DEVICE_ID_KYE_ERGO_525V:
 582                 /* the fixups that need to be done:
 583                  *   - change led usage page to button for extra buttons
 584                  *   - report size 8 count 1 must be size 1 count 8 for button
 585                  *     bitfield
 586                  *   - change the button usage range to 4-7 for the extra
 587                  *     buttons
 588                  */
 589                 if (*rsize >= 75 &&
 590                         rdesc[61] == 0x05 && rdesc[62] == 0x08 &&
 591                         rdesc[63] == 0x19 && rdesc[64] == 0x08 &&
 592                         rdesc[65] == 0x29 && rdesc[66] == 0x0f &&
 593                         rdesc[71] == 0x75 && rdesc[72] == 0x08 &&
 594                         rdesc[73] == 0x95 && rdesc[74] == 0x01) {
 595                         hid_info(hdev,
 596                                  "fixing up Kye/Genius Ergo Mouse "
 597                                  "report descriptor\n");
 598                         rdesc[62] = 0x09;
 599                         rdesc[64] = 0x04;
 600                         rdesc[66] = 0x07;
 601                         rdesc[72] = 0x01;
 602                         rdesc[74] = 0x08;
 603                 }
 604                 break;
 605         case USB_DEVICE_ID_KYE_EASYPEN_I405X:
 606                 if (*rsize == EASYPEN_I405X_RDESC_ORIG_SIZE) {
 607                         rdesc = easypen_i405x_rdesc_fixed;
 608                         *rsize = sizeof(easypen_i405x_rdesc_fixed);
 609                 }
 610                 break;
 611         case USB_DEVICE_ID_KYE_MOUSEPEN_I608X:
 612                 if (*rsize == MOUSEPEN_I608X_RDESC_ORIG_SIZE) {
 613                         rdesc = mousepen_i608x_rdesc_fixed;
 614                         *rsize = sizeof(mousepen_i608x_rdesc_fixed);
 615                 }
 616                 break;
 617         case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2:
 618                 if (*rsize == MOUSEPEN_I608X_V2_RDESC_ORIG_SIZE) {
 619                         rdesc = mousepen_i608x_v2_rdesc_fixed;
 620                         *rsize = sizeof(mousepen_i608x_v2_rdesc_fixed);
 621                 }
 622                 break;
 623         case USB_DEVICE_ID_KYE_EASYPEN_M610X:
 624                 if (*rsize == EASYPEN_M610X_RDESC_ORIG_SIZE) {
 625                         rdesc = easypen_m610x_rdesc_fixed;
 626                         *rsize = sizeof(easypen_m610x_rdesc_fixed);
 627                 }
 628                 break;
 629         case USB_DEVICE_ID_KYE_EASYPEN_M406XE:
 630                 if (*rsize == EASYPEN_M406XE_RDESC_ORIG_SIZE) {
 631                         rdesc = easypen_m406xe_rdesc_fixed;
 632                         *rsize = sizeof(easypen_m406xe_rdesc_fixed);
 633                 }
 634                 break;
 635         case USB_DEVICE_ID_KYE_PENSKETCH_M912:
 636                 if (*rsize == PENSKETCH_M912_RDESC_ORIG_SIZE) {
 637                         rdesc = pensketch_m912_rdesc_fixed;
 638                         *rsize = sizeof(pensketch_m912_rdesc_fixed);
 639                 }
 640                 break;
 641         case USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE:
 642                 rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 104,
 643                                         "Genius Gila Gaming Mouse");
 644                 break;
 645         case USB_DEVICE_ID_GENIUS_GX_IMPERATOR:
 646                 rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 83,
 647                                         "Genius Gx Imperator Keyboard");
 648                 break;
 649         case USB_DEVICE_ID_GENIUS_MANTICORE:
 650                 rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 104,
 651                                         "Genius Manticore Keyboard");
 652                 break;
 653         }
 654         return rdesc;
 655 }
 656 
 657 /**
 658  * Enable fully-functional tablet mode by setting a special feature report.
 659  *
 660  * @hdev:       HID device
 661  *
 662  * The specific report ID and data were discovered by sniffing the
 663  * Windows driver traffic.
 664  */
 665 static int kye_tablet_enable(struct hid_device *hdev)
 666 {
 667         struct list_head *list;
 668         struct list_head *head;
 669         struct hid_report *report;
 670         __s32 *value;
 671 
 672         list = &hdev->report_enum[HID_FEATURE_REPORT].report_list;
 673         list_for_each(head, list) {
 674                 report = list_entry(head, struct hid_report, list);
 675                 if (report->id == 5)
 676                         break;
 677         }
 678 
 679         if (head == list) {
 680                 hid_err(hdev, "tablet-enabling feature report not found\n");
 681                 return -ENODEV;
 682         }
 683 
 684         if (report->maxfield < 1 || report->field[0]->report_count < 7) {
 685                 hid_err(hdev, "invalid tablet-enabling feature report\n");
 686                 return -ENODEV;
 687         }
 688 
 689         value = report->field[0]->value;
 690 
 691         value[0] = 0x12;
 692         value[1] = 0x10;
 693         value[2] = 0x11;
 694         value[3] = 0x12;
 695         value[4] = 0x00;
 696         value[5] = 0x00;
 697         value[6] = 0x00;
 698         hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
 699 
 700         return 0;
 701 }
 702 
 703 static int kye_probe(struct hid_device *hdev, const struct hid_device_id *id)
 704 {
 705         int ret;
 706 
 707         ret = hid_parse(hdev);
 708         if (ret) {
 709                 hid_err(hdev, "parse failed\n");
 710                 goto err;
 711         }
 712 
 713         ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
 714         if (ret) {
 715                 hid_err(hdev, "hw start failed\n");
 716                 goto err;
 717         }
 718 
 719         switch (id->product) {
 720         case USB_DEVICE_ID_KYE_EASYPEN_I405X:
 721         case USB_DEVICE_ID_KYE_MOUSEPEN_I608X:
 722         case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2:
 723         case USB_DEVICE_ID_KYE_EASYPEN_M610X:
 724         case USB_DEVICE_ID_KYE_EASYPEN_M406XE:
 725         case USB_DEVICE_ID_KYE_PENSKETCH_M912:
 726                 ret = kye_tablet_enable(hdev);
 727                 if (ret) {
 728                         hid_err(hdev, "tablet enabling failed\n");
 729                         goto enabling_err;
 730                 }
 731                 break;
 732         case USB_DEVICE_ID_GENIUS_MANTICORE:
 733                 /*
 734                  * The manticore keyboard needs to have all the interfaces
 735                  * opened at least once to be fully functional.
 736                  */
 737                 if (hid_hw_open(hdev))
 738                         hid_hw_close(hdev);
 739                 break;
 740         }
 741 
 742         return 0;
 743 enabling_err:
 744         hid_hw_stop(hdev);
 745 err:
 746         return ret;
 747 }
 748 
 749 static const struct hid_device_id kye_devices[] = {
 750         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
 751         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 752                                 USB_DEVICE_ID_KYE_EASYPEN_I405X) },
 753         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 754                                 USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
 755         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 756                                 USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2) },
 757         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 758                                 USB_DEVICE_ID_KYE_EASYPEN_M610X) },
 759         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 760                                 USB_DEVICE_ID_KYE_EASYPEN_M406XE) },
 761         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 762                                 USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
 763         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 764                                 USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
 765         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 766                                 USB_DEVICE_ID_GENIUS_MANTICORE) },
 767         { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
 768                                 USB_DEVICE_ID_KYE_PENSKETCH_M912) },
 769         { }
 770 };
 771 MODULE_DEVICE_TABLE(hid, kye_devices);
 772 
 773 static struct hid_driver kye_driver = {
 774         .name = "kye",
 775         .id_table = kye_devices,
 776         .probe = kye_probe,
 777         .report_fixup = kye_report_fixup,
 778 };
 779 module_hid_driver(kye_driver);
 780 
 781 MODULE_LICENSE("GPL");

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