cregit-Linux how code gets into the kernel

Release 4.11 drivers/hid/hid-kye.c

Directory: drivers/hid
/*
 *  HID driver for Kye/Genius devices not fully compliant with HID standard
 *
 *  Copyright (c) 2009 Jiri Kosina
 *  Copyright (c) 2009 Tomas Hanak
 *  Copyright (c) 2012 Nikolai Kondrashov
 */

/*
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 */

#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>

#include "hid-ids.h"

/* Original EasyPen i405X report descriptor size */

#define EASYPEN_I405X_RDESC_ORIG_SIZE	476

/* Fixed EasyPen i405X report descriptor */

static __u8 easypen_i405x_rdesc_fixed[] = {
	0x06, 0x00, 0xFF, /*  Usage Page (FF00h),             */
	0x09, 0x01,       /*  Usage (01h),                    */
	0xA1, 0x01,       /*  Collection (Application),       */
	0x85, 0x05,       /*    Report ID (5),                */
	0x09, 0x01,       /*    Usage (01h),                  */
	0x15, 0x80,       /*    Logical Minimum (-128),       */
	0x25, 0x7F,       /*    Logical Maximum (127),        */
	0x75, 0x08,       /*    Report Size (8),              */
	0x95, 0x07,       /*    Report Count (7),             */
	0xB1, 0x02,       /*    Feature (Variable),           */
	0xC0,             /*  End Collection,                 */
	0x05, 0x0D,       /*  Usage Page (Digitizer),         */
	0x09, 0x02,       /*  Usage (Pen),                    */
	0xA1, 0x01,       /*  Collection (Application),       */
	0x85, 0x10,       /*    Report ID (16),               */
	0x09, 0x20,       /*    Usage (Stylus),               */
	0xA0,             /*    Collection (Physical),        */
	0x14,             /*      Logical Minimum (0),        */
	0x25, 0x01,       /*      Logical Maximum (1),        */
	0x75, 0x01,       /*      Report Size (1),            */
	0x09, 0x42,       /*      Usage (Tip Switch),         */
	0x09, 0x44,       /*      Usage (Barrel Switch),      */
	0x09, 0x46,       /*      Usage (Tablet Pick),        */
	0x95, 0x03,       /*      Report Count (3),           */
	0x81, 0x02,       /*      Input (Variable),           */
	0x95, 0x04,       /*      Report Count (4),           */
	0x81, 0x03,       /*      Input (Constant, Variable), */
	0x09, 0x32,       /*      Usage (In Range),           */
	0x95, 0x01,       /*      Report Count (1),           */
	0x81, 0x02,       /*      Input (Variable),           */
	0x75, 0x10,       /*      Report Size (16),           */
	0x95, 0x01,       /*      Report Count (1),           */
	0xA4,             /*      Push,                       */
	0x05, 0x01,       /*      Usage Page (Desktop),       */
	0x55, 0xFD,       /*      Unit Exponent (-3),         */
	0x65, 0x13,       /*      Unit (Inch),                */
	0x34,             /*      Physical Minimum (0),       */
	0x09, 0x30,       /*      Usage (X),                  */
	0x46, 0x7C, 0x15, /*      Physical Maximum (5500),    */
	0x26, 0x00, 0x37, /*      Logical Maximum (14080),    */
	0x81, 0x02,       /*      Input (Variable),           */
	0x09, 0x31,       /*      Usage (Y),                  */
	0x46, 0xA0, 0x0F, /*      Physical Maximum (4000),    */
	0x26, 0x00, 0x28, /*      Logical Maximum (10240),    */
	0x81, 0x02,       /*      Input (Variable),           */
	0xB4,             /*      Pop,                        */
	0x09, 0x30,       /*      Usage (Tip Pressure),       */
	0x26, 0xFF, 0x03, /*      Logical Maximum (1023),     */
	0x81, 0x02,       /*      Input (Variable),           */
	0xC0,             /*    End Collection,               */
	0xC0              /*  End Collection                  */
};

/* Original MousePen i608X report descriptor size */

#define MOUSEPEN_I608X_RDESC_ORIG_SIZE	476

/* Fixed MousePen i608X report descriptor */

static __u8 mousepen_i608x_rdesc_fixed[] = {
	0x06, 0x00, 0xFF, /*  Usage Page (FF00h),             */
	0x09, 0x01,       /*  Usage (01h),                    */
	0xA1, 0x01,       /*  Collection (Application),       */
	0x85, 0x05,       /*    Report ID (5),                */
	0x09, 0x01,       /*    Usage (01h),                  */
	0x15, 0x80,       /*    Logical Minimum (-128),       */
	0x25, 0x7F,       /*    Logical Maximum (127),        */
	0x75, 0x08,       /*    Report Size (8),              */
	0x95, 0x07,       /*    Report Count (7),             */
	0xB1, 0x02,       /*    Feature (Variable),           */
	0xC0,             /*  End Collection,                 */
	0x05, 0x0D,       /*  Usage Page (Digitizer),         */
	0x09, 0x02,       /*  Usage (Pen),                    */
	0xA1, 0x01,       /*  Collection (Application),       */
	0x85, 0x10,       /*    Report ID (16),               */
	0x09, 0x20,       /*    Usage (Stylus),               */
	0xA0,             /*    Collection (Physical),        */
	0x14,             /*      Logical Minimum (0),        */
	0x25, 0x01,       /*      Logical Maximum (1),        */
	0x75, 0x01,       /*      Report Size (1),            */
	0x09, 0x42,       /*      Usage (Tip Switch),         */
	0x09, 0x44,       /*      Usage (Barrel Switch),      */
	0x09, 0x46,       /*      Usage (Tablet Pick),        */
	0x95, 0x03,       /*      Report Count (3),           */
	0x81, 0x02,       /*      Input (Variable),           */
	0x95, 0x04,       /*      Report Count (4),           */
	0x81, 0x03,       /*      Input (Constant, Variable), */
	0x09, 0x32,       /*      Usage (In Range),           */
	0x95, 0x01,       /*      Report Count (1),           */
	0x81, 0x02,       /*      Input (Variable),           */
	0x75, 0x10,       /*      Report Size (16),           */
	0x95, 0x01,       /*      Report Count (1),           */
	0xA4,             /*      Push,                       */
	0x05, 0x01,       /*      Usage Page (Desktop),       */
	0x55, 0xFD,       /*      Unit Exponent (-3),         */
	0x65, 0x13,       /*      Unit (Inch),                */
	0x34,             /*      Physical Minimum (0),       */
	0x09, 0x30,       /*      Usage (X),                  */
	0x46, 0x40, 0x1F, /*      Physical Maximum (8000),    */
	0x26, 0x00, 0x50, /*      Logical Maximum (20480),    */
	0x81, 0x02,       /*      Input (Variable),           */
	0x09, 0x31,       /*      Usage (Y),                  */
	0x46, 0x70, 0x17, /*      Physical Maximum (6000),    */
	0x26, 0x00, 0x3C, /*      Logical Maximum (15360),    */
	0x81, 0x02,       /*      Input (Variable),           */
	0xB4,             /*      Pop,                        */
	0x09, 0x30,       /*      Usage (Tip Pressure),       */
	0x26, 0xFF, 0x03, /*      Logical Maximum (1023),     */
	0x81, 0x02,       /*      Input (Variable),           */
	0xC0,             /*    End Collection,               */
	0xC0,             /*  End Collection,                 */
	0x05, 0x01,       /*  Usage Page (Desktop),           */
	0x09, 0x02,       /*  Usage (Mouse),                  */
	0xA1, 0x01,       /*  Collection (Application),       */
	0x85, 0x11,       /*    Report ID (17),               */
	0x09, 0x01,       /*    Usage (Pointer),              */
	0xA0,             /*    Collection (Physical),        */
	0x14,             /*      Logical Minimum (0),        */
	0xA4,             /*      Push,                       */
	0x05, 0x09,       /*      Usage Page (Button),        */
	0x75, 0x01,       /*      Report Size (1),            */
	0x19, 0x01,       /*      Usage Minimum (01h),        */
	0x29, 0x03,       /*      Usage Maximum (03h),        */
	0x25, 0x01,       /*      Logical Maximum (1),        */
	0x95, 0x03,       /*      Report Count (3),           */
	0x81, 0x02,       /*      Input (Variable),           */
	0x95, 0x05,       /*      Report Count (5),           */
	0x81, 0x01,       /*      Input (Constant),           */
	0xB4,             /*      Pop,                        */
	0x95, 0x01,       /*      Report Count (1),           */
	0xA4,             /*      Push,                       */
	0x55, 0xFD,       /*      Unit Exponent (-3),         */
	0x65, 0x13,       /*      Unit (Inch),                */
	0x34,             /*      Physical Minimum (0),       */
	0x75, 0x10,       /*      Report Size (16),           */
	0x09, 0x30,       /*      Usage (X),                  */
	0x46, 0x40, 0x1F, /*      Physical Maximum (8000),    */
	0x26, 0x00, 0x50, /*      Logical Maximum (20480),    */
	0x81, 0x02,       /*      Input (Variable),           */
	0x09, 0x31,       /*      Usage (Y),                  */
	0x46, 0x70, 0x17, /*      Physical Maximum (6000),    */
	0x26, 0x00, 0x3C, /*      Logical Maximum (15360),    */
	0x81, 0x02,       /*      Input (Variable),           */
	0xB4,             /*      Pop,                        */
	0x75, 0x08,       /*      Report Size (8),            */
	0x09, 0x38,       /*      Usage (Wheel),              */
	0x15, 0xFF,       /*      Logical Minimum (-1),       */
	0x25, 0x01,       /*      Logical Maximum (1),        */
	0x81, 0x06,       /*      Input (Variable, Relative), */
	0x81, 0x01,       /*      Input (Constant),           */
	0xC0,             /*    End Collection,               */
	0xC0              /*  End Collection                  */
};

/* Original MousePen i608X v2 report descriptor size */

#define MOUSEPEN_I608X_V2_RDESC_ORIG_SIZE	482

/* Fixed MousePen i608X v2 report descriptor */

static __u8 mousepen_i608x_v2_rdesc_fixed[] = {
	0x06, 0x00, 0xFF,             /*  Usage Page (FF00h),             */
	0x09, 0x01,                   /*  Usage (01h),                    */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x05,                   /*    Report ID (5),                */
	0x09, 0x01,                   /*    Usage (01h),                  */
	0x15, 0x80,                   /*    Logical Minimum (-128),       */
	0x25, 0x7F,                   /*    Logical Maximum (127),        */
	0x75, 0x08,                   /*    Report Size (8),              */
	0x95, 0x07,                   /*    Report Count (7),             */
	0xB1, 0x02,                   /*    Feature (Variable),           */
	0xC0,                         /*  End Collection,                 */
	0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
	0x09, 0x02,                   /*  Usage (Pen),                    */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x10,                   /*    Report ID (16),               */
	0x09, 0x20,                   /*    Usage (Stylus),               */
	0xA0,                         /*    Collection (Physical),        */
	0x14,                         /*      Logical Minimum (0),        */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x75, 0x01,                   /*      Report Size (1),            */
	0x09, 0x42,                   /*      Usage (Tip Switch),         */
	0x09, 0x44,                   /*      Usage (Barrel Switch),      */
	0x09, 0x46,                   /*      Usage (Tablet Pick),        */
	0x95, 0x03,                   /*      Report Count (3),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x95, 0x04,                   /*      Report Count (4),           */
	0x81, 0x03,                   /*      Input (Constant, Variable), */
	0x09, 0x32,                   /*      Usage (In Range),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x75, 0x10,                   /*      Report Size (16),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0xA4,                         /*      Push,                       */
	0x05, 0x01,                   /*      Usage Page (Desktop),       */
	0x55, 0xFD,                   /*      Unit Exponent (-3),         */
	0x65, 0x13,                   /*      Unit (Inch),                */
	0x34,                         /*      Physical Minimum (0),       */
	0x09, 0x30,                   /*      Usage (X),                  */
	0x46, 0x40, 0x1F,             /*      Physical Maximum (8000),    */
	0x27, 0x00, 0xA0, 0x00, 0x00, /*      Logical Maximum (40960),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x09, 0x31,                   /*      Usage (Y),                  */
	0x46, 0x70, 0x17,             /*      Physical Maximum (6000),    */
	0x26, 0x00, 0x78,             /*      Logical Maximum (30720),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xB4,                         /*      Pop,                        */
	0x09, 0x30,                   /*      Usage (Tip Pressure),       */
	0x26, 0xFF, 0x07,             /*      Logical Maximum (2047),     */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xC0,                         /*    End Collection,               */
	0xC0,                         /*  End Collection,                 */
	0x05, 0x01,                   /*  Usage Page (Desktop),           */
	0x09, 0x02,                   /*  Usage (Mouse),                  */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x11,                   /*    Report ID (17),               */
	0x09, 0x01,                   /*    Usage (Pointer),              */
	0xA0,                         /*    Collection (Physical),        */
	0x14,                         /*      Logical Minimum (0),        */
	0xA4,                         /*      Push,                       */
	0x05, 0x09,                   /*      Usage Page (Button),        */
	0x75, 0x01,                   /*      Report Size (1),            */
	0x19, 0x01,                   /*      Usage Minimum (01h),        */
	0x29, 0x03,                   /*      Usage Maximum (03h),        */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x95, 0x03,                   /*      Report Count (3),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x95, 0x05,                   /*      Report Count (5),           */
	0x81, 0x01,                   /*      Input (Constant),           */
	0xB4,                         /*      Pop,                        */
	0x95, 0x01,                   /*      Report Count (1),           */
	0xA4,                         /*      Push,                       */
	0x55, 0xFD,                   /*      Unit Exponent (-3),         */
	0x65, 0x13,                   /*      Unit (Inch),                */
	0x34,                         /*      Physical Minimum (0),       */
	0x75, 0x10,                   /*      Report Size (16),           */
	0x09, 0x30,                   /*      Usage (X),                  */
	0x46, 0x40, 0x1F,             /*      Physical Maximum (8000),    */
	0x27, 0x00, 0xA0, 0x00, 0x00, /*      Logical Maximum (40960),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x09, 0x31,                   /*      Usage (Y),                  */
	0x46, 0x70, 0x17,             /*      Physical Maximum (6000),    */
	0x26, 0x00, 0x78,             /*      Logical Maximum (30720),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xB4,                         /*      Pop,                        */
	0x75, 0x08,                   /*      Report Size (8),            */
	0x09, 0x38,                   /*      Usage (Wheel),              */
	0x15, 0xFF,                   /*      Logical Minimum (-1),       */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x81, 0x06,                   /*      Input (Variable, Relative), */
	0x81, 0x01,                   /*      Input (Constant),           */
	0xC0,                         /*    End Collection,               */
	0xC0                          /*  End Collection                  */
};

/* Original EasyPen M610X report descriptor size */

#define EASYPEN_M610X_RDESC_ORIG_SIZE	476

/* Fixed EasyPen M610X report descriptor */

static __u8 easypen_m610x_rdesc_fixed[] = {
	0x06, 0x00, 0xFF,             /*  Usage Page (FF00h),             */
	0x09, 0x01,                   /*  Usage (01h),                    */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x05,                   /*    Report ID (5),                */
	0x09, 0x01,                   /*    Usage (01h),                  */
	0x15, 0x80,                   /*    Logical Minimum (-128),       */
	0x25, 0x7F,                   /*    Logical Maximum (127),        */
	0x75, 0x08,                   /*    Report Size (8),              */
	0x95, 0x07,                   /*    Report Count (7),             */
	0xB1, 0x02,                   /*    Feature (Variable),           */
	0xC0,                         /*  End Collection,                 */
	0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
	0x09, 0x02,                   /*  Usage (Pen),                    */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x10,                   /*    Report ID (16),               */
	0x09, 0x20,                   /*    Usage (Stylus),               */
	0xA0,                         /*    Collection (Physical),        */
	0x14,                         /*      Logical Minimum (0),        */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x75, 0x01,                   /*      Report Size (1),            */
	0x09, 0x42,                   /*      Usage (Tip Switch),         */
	0x09, 0x44,                   /*      Usage (Barrel Switch),      */
	0x09, 0x46,                   /*      Usage (Tablet Pick),        */
	0x95, 0x03,                   /*      Report Count (3),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x95, 0x04,                   /*      Report Count (4),           */
	0x81, 0x03,                   /*      Input (Constant, Variable), */
	0x09, 0x32,                   /*      Usage (In Range),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x75, 0x10,                   /*      Report Size (16),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0xA4,                         /*      Push,                       */
	0x05, 0x01,                   /*      Usage Page (Desktop),       */
	0x55, 0xFD,                   /*      Unit Exponent (-3),         */
	0x65, 0x13,                   /*      Unit (Inch),                */
	0x34,                         /*      Physical Minimum (0),       */
	0x09, 0x30,                   /*      Usage (X),                  */
	0x46, 0x10, 0x27,             /*      Physical Maximum (10000),   */
	0x27, 0x00, 0xA0, 0x00, 0x00, /*      Logical Maximum (40960),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x09, 0x31,                   /*      Usage (Y),                  */
	0x46, 0x6A, 0x18,             /*      Physical Maximum (6250),    */
	0x26, 0x00, 0x64,             /*      Logical Maximum (25600),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xB4,                         /*      Pop,                        */
	0x09, 0x30,                   /*      Usage (Tip Pressure),       */
	0x26, 0xFF, 0x03,             /*      Logical Maximum (1023),     */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xC0,                         /*    End Collection,               */
	0xC0,                         /*  End Collection,                 */
	0x05, 0x0C,                   /*  Usage Page (Consumer),          */
	0x09, 0x01,                   /*  Usage (Consumer Control),       */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x12,                   /*    Report ID (18),               */
	0x14,                         /*    Logical Minimum (0),          */
	0x25, 0x01,                   /*    Logical Maximum (1),          */
	0x75, 0x01,                   /*    Report Size (1),              */
	0x95, 0x04,                   /*    Report Count (4),             */
	0x0A, 0x1A, 0x02,             /*    Usage (AC Undo),              */
	0x0A, 0x79, 0x02,             /*    Usage (AC Redo Or Repeat),    */
	0x0A, 0x2D, 0x02,             /*    Usage (AC Zoom In),           */
	0x0A, 0x2E, 0x02,             /*    Usage (AC Zoom Out),          */
	0x81, 0x02,                   /*    Input (Variable),             */
	0x95, 0x01,                   /*    Report Count (1),             */
	0x75, 0x14,                   /*    Report Size (20),             */
	0x81, 0x03,                   /*    Input (Constant, Variable),   */
	0x75, 0x20,                   /*    Report Size (32),             */
	0x81, 0x03,                   /*    Input (Constant, Variable),   */
	0xC0                          /*  End Collection                  */
};


/* Original PenSketch M912 report descriptor size */

#define PENSKETCH_M912_RDESC_ORIG_SIZE	482

/* Fixed PenSketch M912 report descriptor */

static __u8 pensketch_m912_rdesc_fixed[] = {
	0x05, 0x01,                   /*  Usage Page (Desktop),           */
	0x08,                         /*  Usage (00h),                    */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x05,                   /*    Report ID (5),                */
	0x06, 0x00, 0xFF,             /*    Usage Page (FF00h),           */
	0x09, 0x01,                   /*    Usage (01h),                  */
	0x15, 0x81,                   /*    Logical Minimum (-127),       */
	0x25, 0x7F,                   /*    Logical Maximum (127),        */
	0x75, 0x08,                   /*    Report Size (8),              */
	0x95, 0x07,                   /*    Report Count (7),             */
	0xB1, 0x02,                   /*    Feature (Variable),           */
	0xC0,                         /*  End Collection,                 */
	0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
	0x09, 0x02,                   /*  Usage (Pen),                    */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x10,                   /*    Report ID (16),               */
	0x09, 0x20,                   /*    Usage (Stylus),               */
	0xA0,                         /*    Collection (Physical),        */
	0x09, 0x42,                   /*      Usage (Tip Switch),         */
	0x09, 0x44,                   /*      Usage (Barrel Switch),      */
	0x09, 0x46,                   /*      Usage (Tablet Pick),        */
	0x14,                         /*      Logical Minimum (0),        */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x75, 0x01,                   /*      Report Size (1),            */
	0x95, 0x03,                   /*      Report Count (3),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x95, 0x04,                   /*      Report Count (4),           */
	0x81, 0x03,                   /*      Input (Constant, Variable), */
	0x09, 0x32,                   /*      Usage (In Range),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x75, 0x10,                   /*      Report Size (16),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0xA4,                         /*      Push,                       */
	0x05, 0x01,                   /*      Usage Page (Desktop),       */
	0x55, 0xFD,                   /*      Unit Exponent (-3),         */
	0x65, 0x13,                   /*      Unit (Inch),                */
	0x14,                         /*      Logical Minimum (0),        */
	0x34,                         /*      Physical Minimum (0),       */
	0x09, 0x30,                   /*      Usage (X),                  */
	0x27, 0x00, 0xF0, 0x00, 0x00, /*      Logical Maximum (61440),    */
	0x46, 0xE0, 0x2E,             /*      Physical Maximum (12000),   */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x09, 0x31,                   /*      Usage (Y),                  */
	0x27, 0x00, 0xB4, 0x00, 0x00, /*      Logical Maximum (46080),    */
	0x46, 0x28, 0x23,             /*      Physical Maximum (9000),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xB4,                         /*      Pop,                        */
	0x09, 0x30,                   /*      Usage (Tip Pressure),       */
	0x14,                         /*      Logical Minimum (0),        */
	0x26, 0xFF, 0x07,             /*      Logical Maximum (2047),     */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xC0,                         /*    End Collection,               */
	0xC0,                         /*  End Collection,                 */
	0x05, 0x0D,                   /*  Usage Page (Digitizer),         */
	0x09, 0x21,                   /*  Usage (Puck),                   */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x11,                   /*    Report ID (17),               */
	0x09, 0x21,                   /*    Usage (Puck),                 */
	0xA0,                         /*    Collection (Physical),        */
	0x05, 0x09,                   /*      Usage Page (Button),        */
	0x75, 0x01,                   /*      Report Size (1),            */
	0x19, 0x01,                   /*      Usage Minimum (01h),        */
	0x29, 0x03,                   /*      Usage Maximum (03h),        */
	0x14,                         /*      Logical Minimum (0),        */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x95, 0x03,                   /*      Report Count (3),           */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x95, 0x04,                   /*      Report Count (4),           */
	0x81, 0x01,                   /*      Input (Constant),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0x0B, 0x32, 0x00, 0x0D, 0x00, /*      Usage (Digitizer In Range), */
	0x14,                         /*      Logical Minimum (0),        */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x81, 0x02,                   /*      Input (Variable),           */
	0xA4,                         /*      Push,                       */
	0x05, 0x01,                   /*      Usage Page (Desktop),       */
	0x75, 0x10,                   /*      Report Size (16),           */
	0x95, 0x01,                   /*      Report Count (1),           */
	0x55, 0xFD,                   /*      Unit Exponent (-3),         */
	0x65, 0x13,                   /*      Unit (Inch),                */
	0x14,                         /*      Logical Minimum (0),        */
	0x34,                         /*      Physical Minimum (0),       */
	0x09, 0x30,                   /*      Usage (X),                  */
	0x27, 0x00, 0xF0, 0x00, 0x00, /*      Logical Maximum (61440),    */
	0x46, 0xE0, 0x2E,             /*      Physical Maximum (12000),   */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x09, 0x31,                   /*      Usage (Y),                  */
	0x27, 0x00, 0xB4, 0x00, 0x00, /*      Logical Maximum (46080),    */
	0x46, 0x28, 0x23,             /*      Physical Maximum (9000),    */
	0x81, 0x02,                   /*      Input (Variable),           */
	0x09, 0x38,                   /*      Usage (Wheel),              */
	0x75, 0x08,                   /*      Report Size (8),            */
	0x95, 0x01,                   /*      Report Count (1),           */
	0x15, 0xFF,                   /*      Logical Minimum (-1),       */
	0x25, 0x01,                   /*      Logical Maximum (1),        */
	0x34,                         /*      Physical Minimum (0),       */
	0x44,                         /*      Physical Maximum (0),       */
	0x81, 0x06,                   /*      Input (Variable, Relative), */
	0xB4,                         /*      Pop,                        */
	0xC0,                         /*    End Collection,               */
	0xC0,                         /*  End Collection,                 */
	0x05, 0x0C,                   /*  Usage Page (Consumer),          */
	0x09, 0x01,                   /*  Usage (Consumer Control),       */
	0xA1, 0x01,                   /*  Collection (Application),       */
	0x85, 0x12,                   /*    Report ID (18),               */
	0x14,                         /*    Logical Minimum (0),          */
	0x25, 0x01,                   /*    Logical Maximum (1),          */
	0x75, 0x01,                   /*    Report Size (1),              */
	0x95, 0x08,                   /*    Report Count (8),             */
	0x05, 0x0C,                   /*    Usage Page (Consumer),        */
	0x0A, 0x6A, 0x02,             /*    Usage (AC Delete),            */
	0x0A, 0x1A, 0x02,             /*    Usage (AC Undo),              */
	0x0A, 0x01, 0x02,             /*    Usage (AC New),               */
	0x0A, 0x2F, 0x02,             /*    Usage (AC Zoom),              */
	0x0A, 0x25, 0x02,             /*    Usage (AC Forward),           */
	0x0A, 0x24, 0x02,             /*    Usage (AC Back),              */
	0x0A, 0x2D, 0x02,             /*    Usage (AC Zoom In),           */
	0x0A, 0x2E, 0x02,             /*    Usage (AC Zoom Out),          */
	0x81, 0x02,                   /*    Input (Variable),             */
	0x95, 0x30,                   /*    Report Count (48),            */
	0x81, 0x03,                   /*    Input (Constant, Variable),   */
	0xC0                          /*  End Collection                  */
};


static __u8 *kye_consumer_control_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize, int offset, const char *device_name) { /* * the fixup that need to be done: * - change Usage Maximum in the Consumer Control * (report ID 3) to a reasonable value */ if (*rsize >= offset + 31 && /* Usage Page (Consumer Devices) */ rdesc[offset] == 0x05 && rdesc[offset + 1] == 0x0c && /* Usage (Consumer Control) */ rdesc[offset + 2] == 0x09 && rdesc[offset + 3] == 0x01 && /* Usage Maximum > 12287 */ rdesc[offset + 10] == 0x2a && rdesc[offset + 12] > 0x2f) { hid_info(hdev, "fixing up %s report descriptor\n", device_name); rdesc[offset + 12] = 0x2f; } return rdesc; }

Contributors

PersonTokensPropCommitsCommitProp
Benjamin Tissoires11699.15%150.00%
Masahiro Yamada10.85%150.00%
Total117100.00%2100.00%


static __u8 *kye_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { switch (hdev->product) { case USB_DEVICE_ID_KYE_ERGO_525V: /* the fixups that need to be done: * - change led usage page to button for extra buttons * - report size 8 count 1 must be size 1 count 8 for button * bitfield * - change the button usage range to 4-7 for the extra * buttons */ if (*rsize >= 75 && rdesc[61] == 0x05 && rdesc[62] == 0x08 && rdesc[63] == 0x19 && rdesc[64] == 0x08 && rdesc[65] == 0x29 && rdesc[66] == 0x0f && rdesc[71] == 0x75 && rdesc[72] == 0x08 && rdesc[73] == 0x95 && rdesc[74] == 0x01) { hid_info(hdev, "fixing up Kye/Genius Ergo Mouse " "report descriptor\n"); rdesc[62] = 0x09; rdesc[64] = 0x04; rdesc[66] = 0x07; rdesc[72] = 0x01; rdesc[74] = 0x08; } break; case USB_DEVICE_ID_KYE_EASYPEN_I405X: if (*rsize == EASYPEN_I405X_RDESC_ORIG_SIZE) { rdesc = easypen_i405x_rdesc_fixed; *rsize = sizeof(easypen_i405x_rdesc_fixed); } break; case USB_DEVICE_ID_KYE_MOUSEPEN_I608X: if (*rsize == MOUSEPEN_I608X_RDESC_ORIG_SIZE) { rdesc = mousepen_i608x_rdesc_fixed; *rsize = sizeof(mousepen_i608x_rdesc_fixed); } break; case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2: if (*rsize == MOUSEPEN_I608X_V2_RDESC_ORIG_SIZE) { rdesc = mousepen_i608x_v2_rdesc_fixed; *rsize = sizeof(mousepen_i608x_v2_rdesc_fixed); } break; case USB_DEVICE_ID_KYE_EASYPEN_M610X: if (*rsize == EASYPEN_M610X_RDESC_ORIG_SIZE) { rdesc = easypen_m610x_rdesc_fixed; *rsize = sizeof(easypen_m610x_rdesc_fixed); } break; case USB_DEVICE_ID_KYE_PENSKETCH_M912: if (*rsize == PENSKETCH_M912_RDESC_ORIG_SIZE) { rdesc = pensketch_m912_rdesc_fixed; *rsize = sizeof(pensketch_m912_rdesc_fixed); } break; case USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE: rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 104, "Genius Gila Gaming Mouse"); break; case USB_DEVICE_ID_GENIUS_GX_IMPERATOR: rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 83, "Genius Gx Imperator Keyboard"); break; case USB_DEVICE_ID_GENIUS_MANTICORE: rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 104, "Genius Manticore Keyboard"); break; } return rdesc; }

Contributors

PersonTokensPropCommitsCommitProp
Nikolai Kondrashov25474.49%330.00%
Benjamin Tissoires5616.42%330.00%
Milan Plzik257.33%110.00%
Jiri Kosina51.47%220.00%
Ben Hutchings10.29%110.00%
Total341100.00%10100.00%

/** * Enable fully-functional tablet mode by setting a special feature report. * * @hdev: HID device * * The specific report ID and data were discovered by sniffing the * Windows driver traffic. */
static int kye_tablet_enable(struct hid_device *hdev) { struct list_head *list; struct list_head *head; struct hid_report *report; __s32 *value; list = &hdev->report_enum[HID_FEATURE_REPORT].report_list; list_for_each(head, list) { report = list_entry(head, struct hid_report, list); if (report->id == 5) break; } if (head == list) { hid_err(hdev, "tablet-enabling feature report not found\n"); return -ENODEV; } if (report->maxfield < 1 || report->field[0]->report_count < 7) { hid_err(hdev, "invalid tablet-enabling feature report\n"); return -ENODEV; } value = report->field[0]->value; value[0] = 0x12; value[1] = 0x10; value[2] = 0x11; value[3] = 0x12; value[4] = 0x00; value[5] = 0x00; value[6] = 0x00; hid_hw_request(hdev, report, HID_REQ_SET_REPORT); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Nikolai Kondrashov16384.02%250.00%
Jiri Kosina2914.95%125.00%
Benjamin Tissoires21.03%125.00%
Total194100.00%4100.00%


static int kye_probe(struct hid_device *hdev, const struct hid_device_id *id) { int ret; ret = hid_parse(hdev); if (ret) { hid_err(hdev, "parse failed\n"); goto err; } ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); if (ret) { hid_err(hdev, "hw start failed\n"); goto err; } switch (id->product) { case USB_DEVICE_ID_KYE_EASYPEN_I405X: case USB_DEVICE_ID_KYE_MOUSEPEN_I608X: case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2: case USB_DEVICE_ID_KYE_EASYPEN_M610X: case USB_DEVICE_ID_KYE_PENSKETCH_M912: ret = kye_tablet_enable(hdev); if (ret) { hid_err(hdev, "tablet enabling failed\n"); goto enabling_err; } break; case USB_DEVICE_ID_GENIUS_MANTICORE: /* * The manticore keyboard needs to have all the interfaces * opened at least once to be fully functional. */ if (hid_hw_open(hdev)) hid_hw_close(hdev); break; } return 0; enabling_err: hid_hw_stop(hdev); err: return ret; }

Contributors

PersonTokensPropCommitsCommitProp
Nikolai Kondrashov11578.23%342.86%
Benjamin Tissoires1711.56%114.29%
Jiri Kosina106.80%114.29%
Milan Plzik32.04%114.29%
Giedrius Statkevičius21.36%114.29%
Total147100.00%7100.00%

static const struct hid_device_id kye_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) }, { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) }, { } }; MODULE_DEVICE_TABLE(hid, kye_devices); static struct hid_driver kye_driver = { .name = "kye", .id_table = kye_devices, .probe = kye_probe, .report_fixup = kye_report_fixup, }; module_hid_driver(kye_driver); MODULE_LICENSE("GPL");

Overall Contributors

PersonTokensPropCommitsCommitProp
Nikolai Kondrashov212467.54%425.00%
Milan Plzik67521.46%16.25%
Benjamin Tissoires2186.93%531.25%
Jiri Kosina1143.62%212.50%
Giedrius Statkevičius100.32%16.25%
H Hartley Sweeten20.06%16.25%
Ben Hutchings10.03%16.25%
Masahiro Yamada10.03%16.25%
Total3145100.00%16100.00%
Directory: drivers/hid
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