Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / hid / hid-sony.c
diff --git a/kernel/drivers/hid/hid-sony.c b/kernel/drivers/hid/hid-sony.c
new file mode 100644 (file)
index 0000000..6ca96ce
--- /dev/null
@@ -0,0 +1,2184 @@
+/*
+ *  HID driver for Sony / PS2 / PS3 / PS4 BD devices.
+ *
+ *  Copyright (c) 1999 Andreas Gal
+ *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
+ *  Copyright (c) 2008 Jiri Slaby
+ *  Copyright (c) 2012 David Dillow <dave@thedillows.org>
+ *  Copyright (c) 2006-2013 Jiri Kosina
+ *  Copyright (c) 2013 Colin Leitner <colin.leitner@gmail.com>
+ *  Copyright (c) 2014 Frank Praznik <frank.praznik@gmail.com>
+ */
+
+/*
+ * 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.
+ */
+
+/*
+ * NOTE: in order for the Sony PS3 BD Remote Control to be found by
+ * a Bluetooth host, the key combination Start+Enter has to be kept pressed
+ * for about 7 seconds with the Bluetooth Host Controller in discovering mode.
+ *
+ * There will be no PIN request from the device.
+ */
+
+#include <linux/device.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/leds.h>
+#include <linux/power_supply.h>
+#include <linux/spinlock.h>
+#include <linux/list.h>
+#include <linux/idr.h>
+#include <linux/input/mt.h>
+
+#include "hid-ids.h"
+
+#define VAIO_RDESC_CONSTANT       BIT(0)
+#define SIXAXIS_CONTROLLER_USB    BIT(1)
+#define SIXAXIS_CONTROLLER_BT     BIT(2)
+#define BUZZ_CONTROLLER           BIT(3)
+#define PS3REMOTE                 BIT(4)
+#define DUALSHOCK4_CONTROLLER_USB BIT(5)
+#define DUALSHOCK4_CONTROLLER_BT  BIT(6)
+
+#define SIXAXIS_CONTROLLER (SIXAXIS_CONTROLLER_USB | SIXAXIS_CONTROLLER_BT)
+#define DUALSHOCK4_CONTROLLER (DUALSHOCK4_CONTROLLER_USB |\
+                               DUALSHOCK4_CONTROLLER_BT)
+#define SONY_LED_SUPPORT (SIXAXIS_CONTROLLER | BUZZ_CONTROLLER |\
+                               DUALSHOCK4_CONTROLLER)
+#define SONY_BATTERY_SUPPORT (SIXAXIS_CONTROLLER | DUALSHOCK4_CONTROLLER)
+#define SONY_FF_SUPPORT (SIXAXIS_CONTROLLER | DUALSHOCK4_CONTROLLER)
+
+#define MAX_LEDS 4
+
+static __u8 sixaxis_rdesc[] = {
+       0x05, 0x01,         /*  Usage Page (Desktop),               */
+       0x09, 0x04,         /*  Usage (Joystik),                    */
+       0xA1, 0x01,         /*  Collection (Application),           */
+       0xA1, 0x02,         /*      Collection (Logical),           */
+       0x85, 0x01,         /*          Report ID (1),              */
+       0x75, 0x08,         /*          Report Size (8),            */
+       0x95, 0x01,         /*          Report Count (1),           */
+       0x15, 0x00,         /*          Logical Minimum (0),        */
+       0x26, 0xFF, 0x00,   /*          Logical Maximum (255),      */
+       0x81, 0x03,         /*          Input (Constant, Variable), */
+       0x75, 0x01,         /*          Report Size (1),            */
+       0x95, 0x13,         /*          Report Count (19),          */
+       0x15, 0x00,         /*          Logical Minimum (0),        */
+       0x25, 0x01,         /*          Logical Maximum (1),        */
+       0x35, 0x00,         /*          Physical Minimum (0),       */
+       0x45, 0x01,         /*          Physical Maximum (1),       */
+       0x05, 0x09,         /*          Usage Page (Button),        */
+       0x19, 0x01,         /*          Usage Minimum (01h),        */
+       0x29, 0x13,         /*          Usage Maximum (13h),        */
+       0x81, 0x02,         /*          Input (Variable),           */
+       0x75, 0x01,         /*          Report Size (1),            */
+       0x95, 0x0D,         /*          Report Count (13),          */
+       0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */
+       0x81, 0x03,         /*          Input (Constant, Variable), */
+       0x15, 0x00,         /*          Logical Minimum (0),        */
+       0x26, 0xFF, 0x00,   /*          Logical Maximum (255),      */
+       0x05, 0x01,         /*          Usage Page (Desktop),       */
+       0x09, 0x01,         /*          Usage (Pointer),            */
+       0xA1, 0x00,         /*          Collection (Physical),      */
+       0x75, 0x08,         /*              Report Size (8),        */
+       0x95, 0x04,         /*              Report Count (4),       */
+       0x35, 0x00,         /*              Physical Minimum (0),   */
+       0x46, 0xFF, 0x00,   /*              Physical Maximum (255), */
+       0x09, 0x30,         /*              Usage (X),              */
+       0x09, 0x31,         /*              Usage (Y),              */
+       0x09, 0x32,         /*              Usage (Z),              */
+       0x09, 0x35,         /*              Usage (Rz),             */
+       0x81, 0x02,         /*              Input (Variable),       */
+       0xC0,               /*          End Collection,             */
+       0x05, 0x01,         /*          Usage Page (Desktop),       */
+       0x95, 0x13,         /*          Report Count (19),          */
+       0x09, 0x01,         /*          Usage (Pointer),            */
+       0x81, 0x02,         /*          Input (Variable),           */
+       0x95, 0x0C,         /*          Report Count (12),          */
+       0x81, 0x01,         /*          Input (Constant),           */
+       0x75, 0x10,         /*          Report Size (16),           */
+       0x95, 0x04,         /*          Report Count (4),           */
+       0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
+       0x46, 0xFF, 0x03,   /*          Physical Maximum (1023),    */
+       0x09, 0x01,         /*          Usage (Pointer),            */
+       0x81, 0x02,         /*          Input (Variable),           */
+       0xC0,               /*      End Collection,                 */
+       0xA1, 0x02,         /*      Collection (Logical),           */
+       0x85, 0x02,         /*          Report ID (2),              */
+       0x75, 0x08,         /*          Report Size (8),            */
+       0x95, 0x30,         /*          Report Count (48),          */
+       0x09, 0x01,         /*          Usage (Pointer),            */
+       0xB1, 0x02,         /*          Feature (Variable),         */
+       0xC0,               /*      End Collection,                 */
+       0xA1, 0x02,         /*      Collection (Logical),           */
+       0x85, 0xEE,         /*          Report ID (238),            */
+       0x75, 0x08,         /*          Report Size (8),            */
+       0x95, 0x30,         /*          Report Count (48),          */
+       0x09, 0x01,         /*          Usage (Pointer),            */
+       0xB1, 0x02,         /*          Feature (Variable),         */
+       0xC0,               /*      End Collection,                 */
+       0xA1, 0x02,         /*      Collection (Logical),           */
+       0x85, 0xEF,         /*          Report ID (239),            */
+       0x75, 0x08,         /*          Report Size (8),            */
+       0x95, 0x30,         /*          Report Count (48),          */
+       0x09, 0x01,         /*          Usage (Pointer),            */
+       0xB1, 0x02,         /*          Feature (Variable),         */
+       0xC0,               /*      End Collection,                 */
+       0xC0                /*  End Collection                      */
+};
+
+/*
+ * The default descriptor doesn't provide mapping for the accelerometers
+ * or orientation sensors.  This fixed descriptor maps the accelerometers
+ * to usage values 0x40, 0x41 and 0x42 and maps the orientation sensors
+ * to usage values 0x43, 0x44 and 0x45.
+ */
+static u8 dualshock4_usb_rdesc[] = {
+       0x05, 0x01,         /*  Usage Page (Desktop),               */
+       0x09, 0x05,         /*  Usage (Gamepad),                    */
+       0xA1, 0x01,         /*  Collection (Application),           */
+       0x85, 0x01,         /*      Report ID (1),                  */
+       0x09, 0x30,         /*      Usage (X),                      */
+       0x09, 0x31,         /*      Usage (Y),                      */
+       0x09, 0x32,         /*      Usage (Z),                      */
+       0x09, 0x35,         /*      Usage (Rz),                     */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x26, 0xFF, 0x00,   /*      Logical Maximum (255),          */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x04,         /*      Report Count (4),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x39,         /*      Usage (Hat Switch),             */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x25, 0x07,         /*      Logical Maximum (7),            */
+       0x35, 0x00,         /*      Physical Minimum (0),           */
+       0x46, 0x3B, 0x01,   /*      Physical Maximum (315),         */
+       0x65, 0x14,         /*      Unit (Degrees),                 */
+       0x75, 0x04,         /*      Report Size (4),                */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0x81, 0x42,         /*      Input (Variable, Null State),   */
+       0x65, 0x00,         /*      Unit,                           */
+       0x05, 0x09,         /*      Usage Page (Button),            */
+       0x19, 0x01,         /*      Usage Minimum (01h),            */
+       0x29, 0x0E,         /*      Usage Maximum (0Eh),            */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x25, 0x01,         /*      Logical Maximum (1),            */
+       0x75, 0x01,         /*      Report Size (1),                */
+       0x95, 0x0E,         /*      Report Count (14),              */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x06, 0x00, 0xFF,   /*      Usage Page (FF00h),             */
+       0x09, 0x20,         /*      Usage (20h),                    */
+       0x75, 0x06,         /*      Report Size (6),                */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x25, 0x3F,         /*      Logical Maximum (63),           */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x05, 0x01,         /*      Usage Page (Desktop),           */
+       0x09, 0x33,         /*      Usage (Rx),                     */
+       0x09, 0x34,         /*      Usage (Ry),                     */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x26, 0xFF, 0x00,   /*      Logical Maximum (255),          */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x02,         /*      Report Count (2),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x06, 0x00, 0xFF,   /*      Usage Page (FF00h),             */
+       0x09, 0x21,         /*      Usage (21h),                    */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x05, 0x01,         /*      Usage Page (Desktop),           */
+       0x19, 0x40,         /*      Usage Minimum (40h),            */
+       0x29, 0x42,         /*      Usage Maximum (42h),            */
+       0x16, 0x00, 0x80,   /*      Logical Minimum (-32768),       */
+       0x26, 0x00, 0x7F,   /*      Logical Maximum (32767),        */
+       0x75, 0x10,         /*      Report Size (16),               */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x19, 0x43,         /*      Usage Minimum (43h),            */
+       0x29, 0x45,         /*      Usage Maximum (45h),            */
+       0x16, 0x00, 0xE0,   /*      Logical Minimum (-8192),        */
+       0x26, 0xFF, 0x1F,   /*      Logical Maximum (8191),         */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x06, 0x00, 0xFF,   /*      Usage Page (FF00h),             */
+       0x09, 0x21,         /*      Usage (21h),                    */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x26, 0xFF, 0x00,   /*      Logical Maximum (255),          */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x27,         /*      Report Count (39),              */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x85, 0x05,         /*      Report ID (5),                  */
+       0x09, 0x22,         /*      Usage (22h),                    */
+       0x95, 0x1F,         /*      Report Count (31),              */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x04,         /*      Report ID (4),                  */
+       0x09, 0x23,         /*      Usage (23h),                    */
+       0x95, 0x24,         /*      Report Count (36),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x02,         /*      Report ID (2),                  */
+       0x09, 0x24,         /*      Usage (24h),                    */
+       0x95, 0x24,         /*      Report Count (36),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x08,         /*      Report ID (8),                  */
+       0x09, 0x25,         /*      Usage (25h),                    */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x10,         /*      Report ID (16),                 */
+       0x09, 0x26,         /*      Usage (26h),                    */
+       0x95, 0x04,         /*      Report Count (4),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x11,         /*      Report ID (17),                 */
+       0x09, 0x27,         /*      Usage (27h),                    */
+       0x95, 0x02,         /*      Report Count (2),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x12,         /*      Report ID (18),                 */
+       0x06, 0x02, 0xFF,   /*      Usage Page (FF02h),             */
+       0x09, 0x21,         /*      Usage (21h),                    */
+       0x95, 0x0F,         /*      Report Count (15),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x13,         /*      Report ID (19),                 */
+       0x09, 0x22,         /*      Usage (22h),                    */
+       0x95, 0x16,         /*      Report Count (22),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x14,         /*      Report ID (20),                 */
+       0x06, 0x05, 0xFF,   /*      Usage Page (FF05h),             */
+       0x09, 0x20,         /*      Usage (20h),                    */
+       0x95, 0x10,         /*      Report Count (16),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x15,         /*      Report ID (21),                 */
+       0x09, 0x21,         /*      Usage (21h),                    */
+       0x95, 0x2C,         /*      Report Count (44),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x06, 0x80, 0xFF,   /*      Usage Page (FF80h),             */
+       0x85, 0x80,         /*      Report ID (128),                */
+       0x09, 0x20,         /*      Usage (20h),                    */
+       0x95, 0x06,         /*      Report Count (6),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x81,         /*      Report ID (129),                */
+       0x09, 0x21,         /*      Usage (21h),                    */
+       0x95, 0x06,         /*      Report Count (6),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x82,         /*      Report ID (130),                */
+       0x09, 0x22,         /*      Usage (22h),                    */
+       0x95, 0x05,         /*      Report Count (5),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x83,         /*      Report ID (131),                */
+       0x09, 0x23,         /*      Usage (23h),                    */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x84,         /*      Report ID (132),                */
+       0x09, 0x24,         /*      Usage (24h),                    */
+       0x95, 0x04,         /*      Report Count (4),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x85,         /*      Report ID (133),                */
+       0x09, 0x25,         /*      Usage (25h),                    */
+       0x95, 0x06,         /*      Report Count (6),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x86,         /*      Report ID (134),                */
+       0x09, 0x26,         /*      Usage (26h),                    */
+       0x95, 0x06,         /*      Report Count (6),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x87,         /*      Report ID (135),                */
+       0x09, 0x27,         /*      Usage (27h),                    */
+       0x95, 0x23,         /*      Report Count (35),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x88,         /*      Report ID (136),                */
+       0x09, 0x28,         /*      Usage (28h),                    */
+       0x95, 0x22,         /*      Report Count (34),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x89,         /*      Report ID (137),                */
+       0x09, 0x29,         /*      Usage (29h),                    */
+       0x95, 0x02,         /*      Report Count (2),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x90,         /*      Report ID (144),                */
+       0x09, 0x30,         /*      Usage (30h),                    */
+       0x95, 0x05,         /*      Report Count (5),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x91,         /*      Report ID (145),                */
+       0x09, 0x31,         /*      Usage (31h),                    */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x92,         /*      Report ID (146),                */
+       0x09, 0x32,         /*      Usage (32h),                    */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x93,         /*      Report ID (147),                */
+       0x09, 0x33,         /*      Usage (33h),                    */
+       0x95, 0x0C,         /*      Report Count (12),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA0,         /*      Report ID (160),                */
+       0x09, 0x40,         /*      Usage (40h),                    */
+       0x95, 0x06,         /*      Report Count (6),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA1,         /*      Report ID (161),                */
+       0x09, 0x41,         /*      Usage (41h),                    */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA2,         /*      Report ID (162),                */
+       0x09, 0x42,         /*      Usage (42h),                    */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA3,         /*      Report ID (163),                */
+       0x09, 0x43,         /*      Usage (43h),                    */
+       0x95, 0x30,         /*      Report Count (48),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA4,         /*      Report ID (164),                */
+       0x09, 0x44,         /*      Usage (44h),                    */
+       0x95, 0x0D,         /*      Report Count (13),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA5,         /*      Report ID (165),                */
+       0x09, 0x45,         /*      Usage (45h),                    */
+       0x95, 0x15,         /*      Report Count (21),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA6,         /*      Report ID (166),                */
+       0x09, 0x46,         /*      Usage (46h),                    */
+       0x95, 0x15,         /*      Report Count (21),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xF0,         /*      Report ID (240),                */
+       0x09, 0x47,         /*      Usage (47h),                    */
+       0x95, 0x3F,         /*      Report Count (63),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xF1,         /*      Report ID (241),                */
+       0x09, 0x48,         /*      Usage (48h),                    */
+       0x95, 0x3F,         /*      Report Count (63),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xF2,         /*      Report ID (242),                */
+       0x09, 0x49,         /*      Usage (49h),                    */
+       0x95, 0x0F,         /*      Report Count (15),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA7,         /*      Report ID (167),                */
+       0x09, 0x4A,         /*      Usage (4Ah),                    */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA8,         /*      Report ID (168),                */
+       0x09, 0x4B,         /*      Usage (4Bh),                    */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA9,         /*      Report ID (169),                */
+       0x09, 0x4C,         /*      Usage (4Ch),                    */
+       0x95, 0x08,         /*      Report Count (8),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xAA,         /*      Report ID (170),                */
+       0x09, 0x4E,         /*      Usage (4Eh),                    */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xAB,         /*      Report ID (171),                */
+       0x09, 0x4F,         /*      Usage (4Fh),                    */
+       0x95, 0x39,         /*      Report Count (57),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xAC,         /*      Report ID (172),                */
+       0x09, 0x50,         /*      Usage (50h),                    */
+       0x95, 0x39,         /*      Report Count (57),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xAD,         /*      Report ID (173),                */
+       0x09, 0x51,         /*      Usage (51h),                    */
+       0x95, 0x0B,         /*      Report Count (11),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xAE,         /*      Report ID (174),                */
+       0x09, 0x52,         /*      Usage (52h),                    */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xAF,         /*      Report ID (175),                */
+       0x09, 0x53,         /*      Usage (53h),                    */
+       0x95, 0x02,         /*      Report Count (2),               */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xB0,         /*      Report ID (176),                */
+       0x09, 0x54,         /*      Usage (54h),                    */
+       0x95, 0x3F,         /*      Report Count (63),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0xC0                /*  End Collection                      */
+};
+
+/*
+ * The default behavior of the Dualshock 4 is to send reports using report
+ * type 1 when running over Bluetooth. However, when feature report 2 is
+ * requested during the controller initialization it starts sending input
+ * reports in report 17.  Since report 17 is undefined in the default HID
+ * descriptor the button and axis definitions must be moved to report 17 or
+ * the HID layer won't process the received input.
+ */
+static u8 dualshock4_bt_rdesc[] = {
+       0x05, 0x01,         /*  Usage Page (Desktop),               */
+       0x09, 0x05,         /*  Usage (Gamepad),                    */
+       0xA1, 0x01,         /*  Collection (Application),           */
+       0x85, 0x01,         /*      Report ID (1),                  */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x0A,         /*      Report Count (9),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x06, 0x04, 0xFF,   /*      Usage Page (FF04h),             */
+       0x85, 0x02,         /*      Report ID (2),                  */
+       0x09, 0x24,         /*      Usage (24h),                    */
+       0x95, 0x24,         /*      Report Count (36),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA3,         /*      Report ID (163),                */
+       0x09, 0x25,         /*      Usage (25h),                    */
+       0x95, 0x30,         /*      Report Count (48),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x05,         /*      Report ID (5),                  */
+       0x09, 0x26,         /*      Usage (26h),                    */
+       0x95, 0x28,         /*      Report Count (40),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x06,         /*      Report ID (6),                  */
+       0x09, 0x27,         /*      Usage (27h),                    */
+       0x95, 0x34,         /*      Report Count (52),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x07,         /*      Report ID (7),                  */
+       0x09, 0x28,         /*      Usage (28h),                    */
+       0x95, 0x30,         /*      Report Count (48),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x08,         /*      Report ID (8),                  */
+       0x09, 0x29,         /*      Usage (29h),                    */
+       0x95, 0x2F,         /*      Report Count (47),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x06, 0x03, 0xFF,   /*      Usage Page (FF03h),             */
+       0x85, 0x03,         /*      Report ID (3),                  */
+       0x09, 0x21,         /*      Usage (21h),                    */
+       0x95, 0x26,         /*      Report Count (38),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x04,         /*      Report ID (4),                  */
+       0x09, 0x22,         /*      Usage (22h),                    */
+       0x95, 0x2E,         /*      Report Count (46),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xF0,         /*      Report ID (240),                */
+       0x09, 0x47,         /*      Usage (47h),                    */
+       0x95, 0x3F,         /*      Report Count (63),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xF1,         /*      Report ID (241),                */
+       0x09, 0x48,         /*      Usage (48h),                    */
+       0x95, 0x3F,         /*      Report Count (63),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xF2,         /*      Report ID (242),                */
+       0x09, 0x49,         /*      Usage (49h),                    */
+       0x95, 0x0F,         /*      Report Count (15),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x11,         /*      Report ID (17),                 */
+       0x06, 0x00, 0xFF,   /*      Usage Page (FF00h),             */
+       0x09, 0x20,         /*      Usage (20h),                    */
+       0x95, 0x02,         /*      Report Count (2),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x05, 0x01,         /*      Usage Page (Desktop),           */
+       0x09, 0x30,         /*      Usage (X),                      */
+       0x09, 0x31,         /*      Usage (Y),                      */
+       0x09, 0x32,         /*      Usage (Z),                      */
+       0x09, 0x35,         /*      Usage (Rz),                     */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x26, 0xFF, 0x00,   /*      Logical Maximum (255),          */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x04,         /*      Report Count (4),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x39,         /*      Usage (Hat Switch),             */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x25, 0x07,         /*      Logical Maximum (7),            */
+       0x75, 0x04,         /*      Report Size (4),                */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0x81, 0x42,         /*      Input (Variable, Null State),   */
+       0x05, 0x09,         /*      Usage Page (Button),            */
+       0x19, 0x01,         /*      Usage Minimum (01h),            */
+       0x29, 0x0E,         /*      Usage Maximum (0Eh),            */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x25, 0x01,         /*      Logical Maximum (1),            */
+       0x75, 0x01,         /*      Report Size (1),                */
+       0x95, 0x0E,         /*      Report Count (14),              */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x75, 0x06,         /*      Report Size (6),                */
+       0x95, 0x01,         /*      Report Count (1),               */
+       0x81, 0x01,         /*      Input (Constant),               */
+       0x05, 0x01,         /*      Usage Page (Desktop),           */
+       0x09, 0x33,         /*      Usage (Rx),                     */
+       0x09, 0x34,         /*      Usage (Ry),                     */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x26, 0xFF, 0x00,   /*      Logical Maximum (255),          */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x02,         /*      Report Count (2),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x06, 0x00, 0xFF,   /*      Usage Page (FF00h),             */
+       0x09, 0x20,         /*      Usage (20h),                    */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x05, 0x01,         /*      Usage Page (Desktop),           */
+       0x19, 0x40,         /*      Usage Minimum (40h),            */
+       0x29, 0x42,         /*      Usage Maximum (42h),            */
+       0x16, 0x00, 0x80,   /*      Logical Minimum (-32768),       */
+       0x26, 0x00, 0x7F,   /*      Logical Maximum (32767),        */
+       0x75, 0x10,         /*      Report Size (16),               */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x19, 0x43,         /*      Usage Minimum (43h),            */
+       0x29, 0x45,         /*      Usage Maximum (45h),            */
+       0x16, 0x00, 0xE0,   /*      Logical Minimum (-8192),        */
+       0x26, 0xFF, 0x1F,   /*      Logical Maximum (8191),         */
+       0x95, 0x03,         /*      Report Count (3),               */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x06, 0x00, 0xFF,   /*      Usage Page (FF00h),             */
+       0x09, 0x20,         /*      Usage (20h),                    */
+       0x15, 0x00,         /*      Logical Minimum (0),            */
+       0x26, 0xFF, 0x00,   /*      Logical Maximum (255),          */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x31,         /*      Report Count (51),              */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x21,         /*      Usage (21h),                    */
+       0x75, 0x08,         /*      Report Size (8),                */
+       0x95, 0x4D,         /*      Report Count (77),              */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x12,         /*      Report ID (18),                 */
+       0x09, 0x22,         /*      Usage (22h),                    */
+       0x95, 0x8D,         /*      Report Count (141),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x23,         /*      Usage (23h),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x13,         /*      Report ID (19),                 */
+       0x09, 0x24,         /*      Usage (24h),                    */
+       0x95, 0xCD,         /*      Report Count (205),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x25,         /*      Usage (25h),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x14,         /*      Report ID (20),                 */
+       0x09, 0x26,         /*      Usage (26h),                    */
+       0x96, 0x0D, 0x01,   /*      Report Count (269),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x27,         /*      Usage (27h),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x15,         /*      Report ID (21),                 */
+       0x09, 0x28,         /*      Usage (28h),                    */
+       0x96, 0x4D, 0x01,   /*      Report Count (333),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x29,         /*      Usage (29h),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x16,         /*      Report ID (22),                 */
+       0x09, 0x2A,         /*      Usage (2Ah),                    */
+       0x96, 0x8D, 0x01,   /*      Report Count (397),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x2B,         /*      Usage (2Bh),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x17,         /*      Report ID (23),                 */
+       0x09, 0x2C,         /*      Usage (2Ch),                    */
+       0x96, 0xCD, 0x01,   /*      Report Count (461),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x2D,         /*      Usage (2Dh),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x18,         /*      Report ID (24),                 */
+       0x09, 0x2E,         /*      Usage (2Eh),                    */
+       0x96, 0x0D, 0x02,   /*      Report Count (525),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x2F,         /*      Usage (2Fh),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x85, 0x19,         /*      Report ID (25),                 */
+       0x09, 0x30,         /*      Usage (30h),                    */
+       0x96, 0x22, 0x02,   /*      Report Count (546),             */
+       0x81, 0x02,         /*      Input (Variable),               */
+       0x09, 0x31,         /*      Usage (31h),                    */
+       0x91, 0x02,         /*      Output (Variable),              */
+       0x06, 0x80, 0xFF,   /*      Usage Page (FF80h),             */
+       0x85, 0x82,         /*      Report ID (130),                */
+       0x09, 0x22,         /*      Usage (22h),                    */
+       0x95, 0x3F,         /*      Report Count (63),              */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x83,         /*      Report ID (131),                */
+       0x09, 0x23,         /*      Usage (23h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x84,         /*      Report ID (132),                */
+       0x09, 0x24,         /*      Usage (24h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x90,         /*      Report ID (144),                */
+       0x09, 0x30,         /*      Usage (30h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x91,         /*      Report ID (145),                */
+       0x09, 0x31,         /*      Usage (31h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x92,         /*      Report ID (146),                */
+       0x09, 0x32,         /*      Usage (32h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0x93,         /*      Report ID (147),                */
+       0x09, 0x33,         /*      Usage (33h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA0,         /*      Report ID (160),                */
+       0x09, 0x40,         /*      Usage (40h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0x85, 0xA4,         /*      Report ID (164),                */
+       0x09, 0x44,         /*      Usage (44h),                    */
+       0xB1, 0x02,         /*      Feature (Variable),             */
+       0xC0                /*  End Collection                      */
+};
+
+static __u8 ps3remote_rdesc[] = {
+       0x05, 0x01,          /* GUsagePage Generic Desktop */
+       0x09, 0x05,          /* LUsage 0x05 [Game Pad] */
+       0xA1, 0x01,          /* MCollection Application (mouse, keyboard) */
+
+        /* Use collection 1 for joypad buttons */
+        0xA1, 0x02,         /* MCollection Logical (interrelated data) */
+
+         /* Ignore the 1st byte, maybe it is used for a controller
+          * number but it's not needed for correct operation */
+         0x75, 0x08,        /* GReportSize 0x08 [8] */
+         0x95, 0x01,        /* GReportCount 0x01 [1] */
+         0x81, 0x01,        /* MInput 0x01 (Const[0] Arr[1] Abs[2]) */
+
+         /* Bytes from 2nd to 4th are a bitmap for joypad buttons, for these
+          * buttons multiple keypresses are allowed */
+         0x05, 0x09,        /* GUsagePage Button */
+         0x19, 0x01,        /* LUsageMinimum 0x01 [Button 1 (primary/trigger)] */
+         0x29, 0x18,        /* LUsageMaximum 0x18 [Button 24] */
+         0x14,              /* GLogicalMinimum [0] */
+         0x25, 0x01,        /* GLogicalMaximum 0x01 [1] */
+         0x75, 0x01,        /* GReportSize 0x01 [1] */
+         0x95, 0x18,        /* GReportCount 0x18 [24] */
+         0x81, 0x02,        /* MInput 0x02 (Data[0] Var[1] Abs[2]) */
+
+         0xC0,              /* MEndCollection */
+
+        /* Use collection 2 for remote control buttons */
+        0xA1, 0x02,         /* MCollection Logical (interrelated data) */
+
+         /* 5th byte is used for remote control buttons */
+         0x05, 0x09,        /* GUsagePage Button */
+         0x18,              /* LUsageMinimum [No button pressed] */
+         0x29, 0xFE,        /* LUsageMaximum 0xFE [Button 254] */
+         0x14,              /* GLogicalMinimum [0] */
+         0x26, 0xFE, 0x00,  /* GLogicalMaximum 0x00FE [254] */
+         0x75, 0x08,        /* GReportSize 0x08 [8] */
+         0x95, 0x01,        /* GReportCount 0x01 [1] */
+         0x80,              /* MInput  */
+
+         /* Ignore bytes from 6th to 11th, 6th to 10th are always constant at
+          * 0xff and 11th is for press indication */
+         0x75, 0x08,        /* GReportSize 0x08 [8] */
+         0x95, 0x06,        /* GReportCount 0x06 [6] */
+         0x81, 0x01,        /* MInput 0x01 (Const[0] Arr[1] Abs[2]) */
+
+         /* 12th byte is for battery strength */
+         0x05, 0x06,        /* GUsagePage Generic Device Controls */
+         0x09, 0x20,        /* LUsage 0x20 [Battery Strength] */
+         0x14,              /* GLogicalMinimum [0] */
+         0x25, 0x05,        /* GLogicalMaximum 0x05 [5] */
+         0x75, 0x08,        /* GReportSize 0x08 [8] */
+         0x95, 0x01,        /* GReportCount 0x01 [1] */
+         0x81, 0x02,        /* MInput 0x02 (Data[0] Var[1] Abs[2]) */
+
+         0xC0,              /* MEndCollection */
+
+        0xC0                /* MEndCollection [Game Pad] */
+};
+
+static const unsigned int ps3remote_keymap_joypad_buttons[] = {
+       [0x01] = KEY_SELECT,
+       [0x02] = BTN_THUMBL,            /* L3 */
+       [0x03] = BTN_THUMBR,            /* R3 */
+       [0x04] = BTN_START,
+       [0x05] = KEY_UP,
+       [0x06] = KEY_RIGHT,
+       [0x07] = KEY_DOWN,
+       [0x08] = KEY_LEFT,
+       [0x09] = BTN_TL2,               /* L2 */
+       [0x0a] = BTN_TR2,               /* R2 */
+       [0x0b] = BTN_TL,                /* L1 */
+       [0x0c] = BTN_TR,                /* R1 */
+       [0x0d] = KEY_OPTION,            /* options/triangle */
+       [0x0e] = KEY_BACK,              /* back/circle */
+       [0x0f] = BTN_0,                 /* cross */
+       [0x10] = KEY_SCREEN,            /* view/square */
+       [0x11] = KEY_HOMEPAGE,          /* PS button */
+       [0x14] = KEY_ENTER,
+};
+static const unsigned int ps3remote_keymap_remote_buttons[] = {
+       [0x00] = KEY_1,
+       [0x01] = KEY_2,
+       [0x02] = KEY_3,
+       [0x03] = KEY_4,
+       [0x04] = KEY_5,
+       [0x05] = KEY_6,
+       [0x06] = KEY_7,
+       [0x07] = KEY_8,
+       [0x08] = KEY_9,
+       [0x09] = KEY_0,
+       [0x0e] = KEY_ESC,               /* return */
+       [0x0f] = KEY_CLEAR,
+       [0x16] = KEY_EJECTCD,
+       [0x1a] = KEY_MENU,              /* top menu */
+       [0x28] = KEY_TIME,
+       [0x30] = KEY_PREVIOUS,
+       [0x31] = KEY_NEXT,
+       [0x32] = KEY_PLAY,
+       [0x33] = KEY_REWIND,            /* scan back */
+       [0x34] = KEY_FORWARD,           /* scan forward */
+       [0x38] = KEY_STOP,
+       [0x39] = KEY_PAUSE,
+       [0x40] = KEY_CONTEXT_MENU,      /* pop up/menu */
+       [0x60] = KEY_FRAMEBACK,         /* slow/step back */
+       [0x61] = KEY_FRAMEFORWARD,      /* slow/step forward */
+       [0x63] = KEY_SUBTITLE,
+       [0x64] = KEY_AUDIO,
+       [0x65] = KEY_ANGLE,
+       [0x70] = KEY_INFO,              /* display */
+       [0x80] = KEY_BLUE,
+       [0x81] = KEY_RED,
+       [0x82] = KEY_GREEN,
+       [0x83] = KEY_YELLOW,
+};
+
+static const unsigned int buzz_keymap[] = {
+       /*
+        * The controller has 4 remote buzzers, each with one LED and 5
+        * buttons.
+        * 
+        * We use the mapping chosen by the controller, which is:
+        *
+        * Key          Offset
+        * -------------------
+        * Buzz              1
+        * Blue              5
+        * Orange            4
+        * Green             3
+        * Yellow            2
+        *
+        * So, for example, the orange button on the third buzzer is mapped to
+        * BTN_TRIGGER_HAPPY14
+        */
+       [ 1] = BTN_TRIGGER_HAPPY1,
+       [ 2] = BTN_TRIGGER_HAPPY2,
+       [ 3] = BTN_TRIGGER_HAPPY3,
+       [ 4] = BTN_TRIGGER_HAPPY4,
+       [ 5] = BTN_TRIGGER_HAPPY5,
+       [ 6] = BTN_TRIGGER_HAPPY6,
+       [ 7] = BTN_TRIGGER_HAPPY7,
+       [ 8] = BTN_TRIGGER_HAPPY8,
+       [ 9] = BTN_TRIGGER_HAPPY9,
+       [10] = BTN_TRIGGER_HAPPY10,
+       [11] = BTN_TRIGGER_HAPPY11,
+       [12] = BTN_TRIGGER_HAPPY12,
+       [13] = BTN_TRIGGER_HAPPY13,
+       [14] = BTN_TRIGGER_HAPPY14,
+       [15] = BTN_TRIGGER_HAPPY15,
+       [16] = BTN_TRIGGER_HAPPY16,
+       [17] = BTN_TRIGGER_HAPPY17,
+       [18] = BTN_TRIGGER_HAPPY18,
+       [19] = BTN_TRIGGER_HAPPY19,
+       [20] = BTN_TRIGGER_HAPPY20,
+};
+
+static enum power_supply_property sony_battery_props[] = {
+       POWER_SUPPLY_PROP_PRESENT,
+       POWER_SUPPLY_PROP_CAPACITY,
+       POWER_SUPPLY_PROP_SCOPE,
+       POWER_SUPPLY_PROP_STATUS,
+};
+
+struct sixaxis_led {
+       __u8 time_enabled; /* the total time the led is active (0xff means forever) */
+       __u8 duty_length;  /* how long a cycle is in deciseconds (0 means "really fast") */
+       __u8 enabled;
+       __u8 duty_off; /* % of duty_length the led is off (0xff means 100%) */
+       __u8 duty_on;  /* % of duty_length the led is on (0xff mean 100%) */
+} __packed;
+
+struct sixaxis_rumble {
+       __u8 padding;
+       __u8 right_duration; /* Right motor duration (0xff means forever) */
+       __u8 right_motor_on; /* Right (small) motor on/off, only supports values of 0 or 1 (off/on) */
+       __u8 left_duration;    /* Left motor duration (0xff means forever) */
+       __u8 left_motor_force; /* left (large) motor, supports force values from 0 to 255 */
+} __packed;
+
+struct sixaxis_output_report {
+       __u8 report_id;
+       struct sixaxis_rumble rumble;
+       __u8 padding[4];
+       __u8 leds_bitmap; /* bitmap of enabled LEDs: LED_1 = 0x02, LED_2 = 0x04, ... */
+       struct sixaxis_led led[4];    /* LEDx at (4 - x) */
+       struct sixaxis_led _reserved; /* LED5, not actually soldered */
+} __packed;
+
+union sixaxis_output_report_01 {
+       struct sixaxis_output_report data;
+       __u8 buf[36];
+};
+
+#define DS4_REPORT_0x02_SIZE 37
+#define DS4_REPORT_0x05_SIZE 32
+#define DS4_REPORT_0x11_SIZE 78
+#define DS4_REPORT_0x81_SIZE 7
+#define SIXAXIS_REPORT_0xF2_SIZE 17
+#define SIXAXIS_REPORT_0xF5_SIZE 8
+
+static DEFINE_SPINLOCK(sony_dev_list_lock);
+static LIST_HEAD(sony_device_list);
+static DEFINE_IDA(sony_device_id_allocator);
+
+struct sony_sc {
+       spinlock_t lock;
+       struct list_head list_node;
+       struct hid_device *hdev;
+       struct led_classdev *leds[MAX_LEDS];
+       unsigned long quirks;
+       struct work_struct state_worker;
+       struct power_supply *battery;
+       struct power_supply_desc battery_desc;
+       int device_id;
+       __u8 *output_report_dmabuf;
+
+#ifdef CONFIG_SONY_FF
+       __u8 left;
+       __u8 right;
+#endif
+
+       __u8 mac_address[6];
+       __u8 worker_initialized;
+       __u8 cable_state;
+       __u8 battery_charging;
+       __u8 battery_capacity;
+       __u8 led_state[MAX_LEDS];
+       __u8 led_delay_on[MAX_LEDS];
+       __u8 led_delay_off[MAX_LEDS];
+       __u8 led_count;
+};
+
+static __u8 *sixaxis_fixup(struct hid_device *hdev, __u8 *rdesc,
+                            unsigned int *rsize)
+{
+       *rsize = sizeof(sixaxis_rdesc);
+       return sixaxis_rdesc;
+}
+
+static __u8 *ps3remote_fixup(struct hid_device *hdev, __u8 *rdesc,
+                            unsigned int *rsize)
+{
+       *rsize = sizeof(ps3remote_rdesc);
+       return ps3remote_rdesc;
+}
+
+static int ps3remote_mapping(struct hid_device *hdev, struct hid_input *hi,
+                            struct hid_field *field, struct hid_usage *usage,
+                            unsigned long **bit, int *max)
+{
+       unsigned int key = usage->hid & HID_USAGE;
+
+       if ((usage->hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
+               return -1;
+
+       switch (usage->collection_index) {
+       case 1:
+               if (key >= ARRAY_SIZE(ps3remote_keymap_joypad_buttons))
+                       return -1;
+
+               key = ps3remote_keymap_joypad_buttons[key];
+               if (!key)
+                       return -1;
+               break;
+       case 2:
+               if (key >= ARRAY_SIZE(ps3remote_keymap_remote_buttons))
+                       return -1;
+
+               key = ps3remote_keymap_remote_buttons[key];
+               if (!key)
+                       return -1;
+               break;
+       default:
+               return -1;
+       }
+
+       hid_map_usage_clear(hi, usage, bit, max, EV_KEY, key);
+       return 1;
+}
+
+static __u8 *sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
+               unsigned int *rsize)
+{
+       struct sony_sc *sc = hid_get_drvdata(hdev);
+
+       /*
+        * Some Sony RF receivers wrongly declare the mouse pointer as a
+        * a constant non-data variable.
+        */
+       if ((sc->quirks & VAIO_RDESC_CONSTANT) && *rsize >= 56 &&
+           /* usage page: generic desktop controls */
+           /* rdesc[0] == 0x05 && rdesc[1] == 0x01 && */
+           /* usage: mouse */
+           rdesc[2] == 0x09 && rdesc[3] == 0x02 &&
+           /* input (usage page for x,y axes): constant, variable, relative */
+           rdesc[54] == 0x81 && rdesc[55] == 0x07) {
+               hid_info(hdev, "Fixing up Sony RF Receiver report descriptor\n");
+               /* input: data, variable, relative */
+               rdesc[55] = 0x06;
+       }
+
+       /*
+        * The default Dualshock 4 USB descriptor doesn't assign
+        * the gyroscope values to corresponding axes so we need a
+        * modified one.
+        */
+       if ((sc->quirks & DUALSHOCK4_CONTROLLER_USB) && *rsize == 467) {
+               hid_info(hdev, "Using modified Dualshock 4 report descriptor with gyroscope axes\n");
+               rdesc = dualshock4_usb_rdesc;
+               *rsize = sizeof(dualshock4_usb_rdesc);
+       } else if ((sc->quirks & DUALSHOCK4_CONTROLLER_BT) && *rsize == 357) {
+               hid_info(hdev, "Using modified Dualshock 4 Bluetooth report descriptor\n");
+               rdesc = dualshock4_bt_rdesc;
+               *rsize = sizeof(dualshock4_bt_rdesc);
+       }
+
+       if (sc->quirks & SIXAXIS_CONTROLLER)
+               return sixaxis_fixup(hdev, rdesc, rsize);
+
+       if (sc->quirks & PS3REMOTE)
+               return ps3remote_fixup(hdev, rdesc, rsize);
+
+       return rdesc;
+}
+
+static void sixaxis_parse_report(struct sony_sc *sc, __u8 *rd, int size)
+{
+       static const __u8 sixaxis_battery_capacity[] = { 0, 1, 25, 50, 75, 100 };
+       unsigned long flags;
+       __u8 cable_state, battery_capacity, battery_charging;
+
+       /*
+        * The sixaxis is charging if the battery value is 0xee
+        * and it is fully charged if the value is 0xef.
+        * It does not report the actual level while charging so it
+        * is set to 100% while charging is in progress.
+        */
+       if (rd[30] >= 0xee) {
+               battery_capacity = 100;
+               battery_charging = !(rd[30] & 0x01);
+               cable_state = 1;
+       } else {
+               __u8 index = rd[30] <= 5 ? rd[30] : 5;
+               battery_capacity = sixaxis_battery_capacity[index];
+               battery_charging = 0;
+               cable_state = 0;
+       }
+
+       spin_lock_irqsave(&sc->lock, flags);
+       sc->cable_state = cable_state;
+       sc->battery_capacity = battery_capacity;
+       sc->battery_charging = battery_charging;
+       spin_unlock_irqrestore(&sc->lock, flags);
+}
+
+static void dualshock4_parse_report(struct sony_sc *sc, __u8 *rd, int size)
+{
+       struct hid_input *hidinput = list_entry(sc->hdev->inputs.next,
+                                               struct hid_input, list);
+       struct input_dev *input_dev = hidinput->input;
+       unsigned long flags;
+       int n, offset;
+       __u8 cable_state, battery_capacity, battery_charging;
+
+       /*
+        * Battery and touchpad data starts at byte 30 in the USB report and
+        * 32 in Bluetooth report.
+        */
+       offset = (sc->quirks & DUALSHOCK4_CONTROLLER_USB) ? 30 : 32;
+
+       /*
+        * The lower 4 bits of byte 30 contain the battery level
+        * and the 5th bit contains the USB cable state.
+        */
+       cable_state = (rd[offset] >> 4) & 0x01;
+       battery_capacity = rd[offset] & 0x0F;
+
+       /*
+        * When a USB power source is connected the battery level ranges from
+        * 0 to 10, and when running on battery power it ranges from 0 to 9.
+        * A battery level above 10 when plugged in means charge completed.
+        */
+       if (!cable_state || battery_capacity > 10)
+               battery_charging = 0;
+       else
+               battery_charging = 1;
+
+       if (!cable_state)
+               battery_capacity++;
+       if (battery_capacity > 10)
+               battery_capacity = 10;
+
+       battery_capacity *= 10;
+
+       spin_lock_irqsave(&sc->lock, flags);
+       sc->cable_state = cable_state;
+       sc->battery_capacity = battery_capacity;
+       sc->battery_charging = battery_charging;
+       spin_unlock_irqrestore(&sc->lock, flags);
+
+       offset += 5;
+
+       /*
+        * The Dualshock 4 multi-touch trackpad data starts at offset 35 on USB
+        * and 37 on Bluetooth.
+        * The first 7 bits of the first byte is a counter and bit 8 is a touch
+        * indicator that is 0 when pressed and 1 when not pressed.
+        * The next 3 bytes are two 12 bit touch coordinates, X and Y.
+        * The data for the second touch is in the same format and immediatly
+        * follows the data for the first.
+        */
+       for (n = 0; n < 2; n++) {
+               __u16 x, y;
+
+               x = rd[offset+1] | ((rd[offset+2] & 0xF) << 8);
+               y = ((rd[offset+2] & 0xF0) >> 4) | (rd[offset+3] << 4);
+
+               input_mt_slot(input_dev, n);
+               input_mt_report_slot_state(input_dev, MT_TOOL_FINGER,
+                                       !(rd[offset] >> 7));
+               input_report_abs(input_dev, ABS_MT_POSITION_X, x);
+               input_report_abs(input_dev, ABS_MT_POSITION_Y, y);
+
+               offset += 4;
+       }
+}
+
+static int sony_raw_event(struct hid_device *hdev, struct hid_report *report,
+               __u8 *rd, int size)
+{
+       struct sony_sc *sc = hid_get_drvdata(hdev);
+
+       /*
+        * Sixaxis HID report has acclerometers/gyro with MSByte first, this
+        * has to be BYTE_SWAPPED before passing up to joystick interface
+        */
+       if ((sc->quirks & SIXAXIS_CONTROLLER) && rd[0] == 0x01 && size == 49) {
+               swap(rd[41], rd[42]);
+               swap(rd[43], rd[44]);
+               swap(rd[45], rd[46]);
+               swap(rd[47], rd[48]);
+
+               sixaxis_parse_report(sc, rd, size);
+       } else if (((sc->quirks & DUALSHOCK4_CONTROLLER_USB) && rd[0] == 0x01 &&
+                       size == 64) || ((sc->quirks & DUALSHOCK4_CONTROLLER_BT)
+                       && rd[0] == 0x11 && size == 78)) {
+               dualshock4_parse_report(sc, rd, size);
+       }
+
+       return 0;
+}
+
+static int sony_mapping(struct hid_device *hdev, struct hid_input *hi,
+                       struct hid_field *field, struct hid_usage *usage,
+                       unsigned long **bit, int *max)
+{
+       struct sony_sc *sc = hid_get_drvdata(hdev);
+
+       if (sc->quirks & BUZZ_CONTROLLER) {
+               unsigned int key = usage->hid & HID_USAGE;
+
+               if ((usage->hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
+                       return -1;
+
+               switch (usage->collection_index) {
+               case 1:
+                       if (key >= ARRAY_SIZE(buzz_keymap))
+                               return -1;
+
+                       key = buzz_keymap[key];
+                       if (!key)
+                               return -1;
+                       break;
+               default:
+                       return -1;
+               }
+
+               hid_map_usage_clear(hi, usage, bit, max, EV_KEY, key);
+               return 1;
+       }
+
+       if (sc->quirks & PS3REMOTE)
+               return ps3remote_mapping(hdev, hi, field, usage, bit, max);
+
+       /* Let hid-core decide for the others */
+       return 0;
+}
+
+static int sony_register_touchpad(struct hid_input *hi, int touch_count,
+                                       int w, int h)
+{
+       struct input_dev *input_dev = hi->input;
+       int ret;
+
+       ret = input_mt_init_slots(input_dev, touch_count, 0);
+       if (ret < 0)
+               return ret;
+
+       input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0, w, 0, 0);
+       input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0, h, 0, 0);
+
+       return 0;
+}
+
+static void sony_input_configured(struct hid_device *hdev,
+                                       struct hid_input *hidinput)
+{
+       struct sony_sc *sc = hid_get_drvdata(hdev);
+
+       /*
+        * The Dualshock 4 touchpad supports 2 touches and has a
+        * resolution of 1920x942 (44.86 dots/mm).
+        */
+       if (sc->quirks & DUALSHOCK4_CONTROLLER) {
+               if (sony_register_touchpad(hidinput, 2, 1920, 942) != 0)
+                       hid_err(sc->hdev,
+                               "Unable to initialize multi-touch slots\n");
+       }
+}
+
+/*
+ * Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
+ * to "operational".  Without this, the ps3 controller will not report any
+ * events.
+ */
+static int sixaxis_set_operational_usb(struct hid_device *hdev)
+{
+       const int buf_size =
+               max(SIXAXIS_REPORT_0xF2_SIZE, SIXAXIS_REPORT_0xF5_SIZE);
+       __u8 *buf;
+       int ret;
+
+       buf = kmalloc(buf_size, GFP_KERNEL);
+       if (!buf)
+               return -ENOMEM;
+
+       ret = hid_hw_raw_request(hdev, 0xf2, buf, SIXAXIS_REPORT_0xF2_SIZE,
+                                HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
+       if (ret < 0) {
+               hid_err(hdev, "can't set operational mode: step 1\n");
+               goto out;
+       }
+
+       /*
+        * Some compatible controllers like the Speedlink Strike FX and
+        * Gasia need another query plus an USB interrupt to get operational.
+        */
+       ret = hid_hw_raw_request(hdev, 0xf5, buf, SIXAXIS_REPORT_0xF5_SIZE,
+                                HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
+       if (ret < 0) {
+               hid_err(hdev, "can't set operational mode: step 2\n");
+               goto out;
+       }
+
+       ret = hid_hw_output_report(hdev, buf, 1);
+       if (ret < 0)
+               hid_err(hdev, "can't set operational mode: step 3\n");
+
+out:
+       kfree(buf);
+
+       return ret;
+}
+
+static int sixaxis_set_operational_bt(struct hid_device *hdev)
+{
+       static const __u8 report[] = { 0xf4, 0x42, 0x03, 0x00, 0x00 };
+       __u8 *buf;
+       int ret;
+
+       buf = kmemdup(report, sizeof(report), GFP_KERNEL);
+       if (!buf)
+               return -ENOMEM;
+
+       ret = hid_hw_raw_request(hdev, buf[0], buf, sizeof(report),
+                                 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
+
+       kfree(buf);
+
+       return ret;
+}
+
+/*
+ * Requesting feature report 0x02 in Bluetooth mode changes the state of the
+ * controller so that it sends full input reports of type 0x11.
+ */
+static int dualshock4_set_operational_bt(struct hid_device *hdev)
+{
+       __u8 *buf;
+       int ret;
+
+       buf = kmalloc(DS4_REPORT_0x02_SIZE, GFP_KERNEL);
+       if (!buf)
+               return -ENOMEM;
+
+       ret = hid_hw_raw_request(hdev, 0x02, buf, DS4_REPORT_0x02_SIZE,
+                               HID_FEATURE_REPORT, HID_REQ_GET_REPORT);
+
+       kfree(buf);
+
+       return ret;
+}
+
+static void sixaxis_set_leds_from_id(int id, __u8 values[MAX_LEDS])
+{
+       static const __u8 sixaxis_leds[10][4] = {
+                               { 0x01, 0x00, 0x00, 0x00 },
+                               { 0x00, 0x01, 0x00, 0x00 },
+                               { 0x00, 0x00, 0x01, 0x00 },
+                               { 0x00, 0x00, 0x00, 0x01 },
+                               { 0x01, 0x00, 0x00, 0x01 },
+                               { 0x00, 0x01, 0x00, 0x01 },
+                               { 0x00, 0x00, 0x01, 0x01 },
+                               { 0x01, 0x00, 0x01, 0x01 },
+                               { 0x00, 0x01, 0x01, 0x01 },
+                               { 0x01, 0x01, 0x01, 0x01 }
+       };
+
+       BUG_ON(MAX_LEDS < ARRAY_SIZE(sixaxis_leds[0]));
+
+       if (id < 0)
+               return;
+
+       id %= 10;
+       memcpy(values, sixaxis_leds[id], sizeof(sixaxis_leds[id]));
+}
+
+static void dualshock4_set_leds_from_id(int id, __u8 values[MAX_LEDS])
+{
+       /* The first 4 color/index entries match what the PS4 assigns */
+       static const __u8 color_code[7][3] = {
+                       /* Blue   */    { 0x00, 0x00, 0x01 },
+                       /* Red    */    { 0x01, 0x00, 0x00 },
+                       /* Green  */    { 0x00, 0x01, 0x00 },
+                       /* Pink   */    { 0x02, 0x00, 0x01 },
+                       /* Orange */    { 0x02, 0x01, 0x00 },
+                       /* Teal   */    { 0x00, 0x01, 0x01 },
+                       /* White  */    { 0x01, 0x01, 0x01 }
+       };
+
+       BUG_ON(MAX_LEDS < ARRAY_SIZE(color_code[0]));
+
+       if (id < 0)
+               return;
+
+       id %= 7;
+       memcpy(values, color_code[id], sizeof(color_code[id]));
+}
+
+static void buzz_set_leds(struct hid_device *hdev, const __u8 *leds)
+{
+       struct list_head *report_list =
+               &hdev->report_enum[HID_OUTPUT_REPORT].report_list;
+       struct hid_report *report = list_entry(report_list->next,
+               struct hid_report, list);
+       __s32 *value = report->field[0]->value;
+
+       value[0] = 0x00;
+       value[1] = leds[0] ? 0xff : 0x00;
+       value[2] = leds[1] ? 0xff : 0x00;
+       value[3] = leds[2] ? 0xff : 0x00;
+       value[4] = leds[3] ? 0xff : 0x00;
+       value[5] = 0x00;
+       value[6] = 0x00;
+       hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
+}
+
+static void sony_set_leds(struct sony_sc *sc, const __u8 *leds, int count)
+{
+       int n;
+
+       BUG_ON(count > MAX_LEDS);
+
+       if (sc->quirks & BUZZ_CONTROLLER && count == 4) {
+               buzz_set_leds(sc->hdev, leds);
+       } else {
+               for (n = 0; n < count; n++)
+                       sc->led_state[n] = leds[n];
+               schedule_work(&sc->state_worker);
+       }
+}
+
+static void sony_led_set_brightness(struct led_classdev *led,
+                                   enum led_brightness value)
+{
+       struct device *dev = led->dev->parent;
+       struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+       struct sony_sc *drv_data;
+
+       int n;
+       int force_update;
+
+       drv_data = hid_get_drvdata(hdev);
+       if (!drv_data) {
+               hid_err(hdev, "No device data\n");
+               return;
+       }
+
+       /*
+        * The Sixaxis on USB will override any LED settings sent to it
+        * and keep flashing all of the LEDs until the PS button is pressed.
+        * Updates, even if redundant, must be always be sent to the
+        * controller to avoid having to toggle the state of an LED just to
+        * stop the flashing later on.
+        */
+       force_update = !!(drv_data->quirks & SIXAXIS_CONTROLLER_USB);
+
+       for (n = 0; n < drv_data->led_count; n++) {
+               if (led == drv_data->leds[n] && (force_update ||
+                       (value != drv_data->led_state[n] ||
+                       drv_data->led_delay_on[n] ||
+                       drv_data->led_delay_off[n]))) {
+
+                       drv_data->led_state[n] = value;
+
+                       /* Setting the brightness stops the blinking */
+                       drv_data->led_delay_on[n] = 0;
+                       drv_data->led_delay_off[n] = 0;
+
+                       sony_set_leds(drv_data, drv_data->led_state,
+                                       drv_data->led_count);
+                       break;
+               }
+       }
+}
+
+static enum led_brightness sony_led_get_brightness(struct led_classdev *led)
+{
+       struct device *dev = led->dev->parent;
+       struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+       struct sony_sc *drv_data;
+
+       int n;
+
+       drv_data = hid_get_drvdata(hdev);
+       if (!drv_data) {
+               hid_err(hdev, "No device data\n");
+               return LED_OFF;
+       }
+
+       for (n = 0; n < drv_data->led_count; n++) {
+               if (led == drv_data->leds[n])
+                       return drv_data->led_state[n];
+       }
+
+       return LED_OFF;
+}
+
+static int sony_led_blink_set(struct led_classdev *led, unsigned long *delay_on,
+                               unsigned long *delay_off)
+{
+       struct device *dev = led->dev->parent;
+       struct hid_device *hdev = container_of(dev, struct hid_device, dev);
+       struct sony_sc *drv_data = hid_get_drvdata(hdev);
+       int n;
+       __u8 new_on, new_off;
+
+       if (!drv_data) {
+               hid_err(hdev, "No device data\n");
+               return -EINVAL;
+       }
+
+       /* Max delay is 255 deciseconds or 2550 milliseconds */
+       if (*delay_on > 2550)
+               *delay_on = 2550;
+       if (*delay_off > 2550)
+               *delay_off = 2550;
+
+       /* Blink at 1 Hz if both values are zero */
+       if (!*delay_on && !*delay_off)
+               *delay_on = *delay_off = 500;
+
+       new_on = *delay_on / 10;
+       new_off = *delay_off / 10;
+
+       for (n = 0; n < drv_data->led_count; n++) {
+               if (led == drv_data->leds[n])
+                       break;
+       }
+
+       /* This LED is not registered on this device */
+       if (n >= drv_data->led_count)
+               return -EINVAL;
+
+       /* Don't schedule work if the values didn't change */
+       if (new_on != drv_data->led_delay_on[n] ||
+               new_off != drv_data->led_delay_off[n]) {
+               drv_data->led_delay_on[n] = new_on;
+               drv_data->led_delay_off[n] = new_off;
+               schedule_work(&drv_data->state_worker);
+       }
+
+       return 0;
+}
+
+static void sony_leds_remove(struct sony_sc *sc)
+{
+       struct led_classdev *led;
+       int n;
+
+       BUG_ON(!(sc->quirks & SONY_LED_SUPPORT));
+
+       for (n = 0; n < sc->led_count; n++) {
+               led = sc->leds[n];
+               sc->leds[n] = NULL;
+               if (!led)
+                       continue;
+               led_classdev_unregister(led);
+               kfree(led);
+       }
+
+       sc->led_count = 0;
+}
+
+static int sony_leds_init(struct sony_sc *sc)
+{
+       struct hid_device *hdev = sc->hdev;
+       int n, ret = 0;
+       int use_ds4_names;
+       struct led_classdev *led;
+       size_t name_sz;
+       char *name;
+       size_t name_len;
+       const char *name_fmt;
+       static const char * const ds4_name_str[] = { "red", "green", "blue",
+                                                 "global" };
+       __u8 initial_values[MAX_LEDS] = { 0 };
+       __u8 max_brightness[MAX_LEDS] = { [0 ... (MAX_LEDS - 1)] = 1 };
+       __u8 use_hw_blink[MAX_LEDS] = { 0 };
+
+       BUG_ON(!(sc->quirks & SONY_LED_SUPPORT));
+
+       if (sc->quirks & BUZZ_CONTROLLER) {
+               sc->led_count = 4;
+               use_ds4_names = 0;
+               name_len = strlen("::buzz#");
+               name_fmt = "%s::buzz%d";
+               /* Validate expected report characteristics. */
+               if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 0, 0, 7))
+                       return -ENODEV;
+       } else if (sc->quirks & DUALSHOCK4_CONTROLLER) {
+               dualshock4_set_leds_from_id(sc->device_id, initial_values);
+               initial_values[3] = 1;
+               sc->led_count = 4;
+               memset(max_brightness, 255, 3);
+               use_hw_blink[3] = 1;
+               use_ds4_names = 1;
+               name_len = 0;
+               name_fmt = "%s:%s";
+       } else {
+               sixaxis_set_leds_from_id(sc->device_id, initial_values);
+               sc->led_count = 4;
+               memset(use_hw_blink, 1, 4);
+               use_ds4_names = 0;
+               name_len = strlen("::sony#");
+               name_fmt = "%s::sony%d";
+       }
+
+       /*
+        * Clear LEDs as we have no way of reading their initial state. This is
+        * only relevant if the driver is loaded after somebody actively set the
+        * LEDs to on
+        */
+       sony_set_leds(sc, initial_values, sc->led_count);
+
+       name_sz = strlen(dev_name(&hdev->dev)) + name_len + 1;
+
+       for (n = 0; n < sc->led_count; n++) {
+
+               if (use_ds4_names)
+                       name_sz = strlen(dev_name(&hdev->dev)) + strlen(ds4_name_str[n]) + 2;
+
+               led = kzalloc(sizeof(struct led_classdev) + name_sz, GFP_KERNEL);
+               if (!led) {
+                       hid_err(hdev, "Couldn't allocate memory for LED %d\n", n);
+                       ret = -ENOMEM;
+                       goto error_leds;
+               }
+
+               name = (void *)(&led[1]);
+               if (use_ds4_names)
+                       snprintf(name, name_sz, name_fmt, dev_name(&hdev->dev),
+                       ds4_name_str[n]);
+               else
+                       snprintf(name, name_sz, name_fmt, dev_name(&hdev->dev), n + 1);
+               led->name = name;
+               led->brightness = initial_values[n];
+               led->max_brightness = max_brightness[n];
+               led->brightness_get = sony_led_get_brightness;
+               led->brightness_set = sony_led_set_brightness;
+
+               if (use_hw_blink[n])
+                       led->blink_set = sony_led_blink_set;
+
+               sc->leds[n] = led;
+
+               ret = led_classdev_register(&hdev->dev, led);
+               if (ret) {
+                       hid_err(hdev, "Failed to register LED %d\n", n);
+                       sc->leds[n] = NULL;
+                       kfree(led);
+                       goto error_leds;
+               }
+       }
+
+       return ret;
+
+error_leds:
+       sony_leds_remove(sc);
+
+       return ret;
+}
+
+static void sixaxis_state_worker(struct work_struct *work)
+{
+       static const union sixaxis_output_report_01 default_report = {
+               .buf = {
+                       0x01,
+                       0x00, 0xff, 0x00, 0xff, 0x00,
+                       0x00, 0x00, 0x00, 0x00, 0x00,
+                       0xff, 0x27, 0x10, 0x00, 0x32,
+                       0xff, 0x27, 0x10, 0x00, 0x32,
+                       0xff, 0x27, 0x10, 0x00, 0x32,
+                       0xff, 0x27, 0x10, 0x00, 0x32,
+                       0x00, 0x00, 0x00, 0x00, 0x00
+               }
+       };
+       struct sony_sc *sc = container_of(work, struct sony_sc, state_worker);
+       struct sixaxis_output_report *report =
+               (struct sixaxis_output_report *)sc->output_report_dmabuf;
+       int n;
+
+       /* Initialize the report with default values */
+       memcpy(report, &default_report, sizeof(struct sixaxis_output_report));
+
+#ifdef CONFIG_SONY_FF
+       report->rumble.right_motor_on = sc->right ? 1 : 0;
+       report->rumble.left_motor_force = sc->left;
+#endif
+
+       report->leds_bitmap |= sc->led_state[0] << 1;
+       report->leds_bitmap |= sc->led_state[1] << 2;
+       report->leds_bitmap |= sc->led_state[2] << 3;
+       report->leds_bitmap |= sc->led_state[3] << 4;
+
+       /* Set flag for all leds off, required for 3rd party INTEC controller */
+       if ((report->leds_bitmap & 0x1E) == 0)
+               report->leds_bitmap |= 0x20;
+
+       /*
+        * The LEDs in the report are indexed in reverse order to their
+        * corresponding light on the controller.
+        * Index 0 = LED 4, index 1 = LED 3, etc...
+        *
+        * In the case of both delay values being zero (blinking disabled) the
+        * default report values should be used or the controller LED will be
+        * always off.
+        */
+       for (n = 0; n < 4; n++) {
+               if (sc->led_delay_on[n] || sc->led_delay_off[n]) {
+                       report->led[3 - n].duty_off = sc->led_delay_off[n];
+                       report->led[3 - n].duty_on = sc->led_delay_on[n];
+               }
+       }
+
+       hid_hw_raw_request(sc->hdev, report->report_id, (__u8 *)report,
+                       sizeof(struct sixaxis_output_report),
+                       HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
+}
+
+static void dualshock4_state_worker(struct work_struct *work)
+{
+       struct sony_sc *sc = container_of(work, struct sony_sc, state_worker);
+       struct hid_device *hdev = sc->hdev;
+       __u8 *buf = sc->output_report_dmabuf;
+       int offset;
+
+       if (sc->quirks & DUALSHOCK4_CONTROLLER_USB) {
+               memset(buf, 0, DS4_REPORT_0x05_SIZE);
+               buf[0] = 0x05;
+               buf[1] = 0xFF;
+               offset = 4;
+       } else {
+               memset(buf, 0, DS4_REPORT_0x11_SIZE);
+               buf[0] = 0x11;
+               buf[1] = 0xB0;
+               buf[3] = 0x0F;
+               offset = 6;
+       }
+
+#ifdef CONFIG_SONY_FF
+       buf[offset++] = sc->right;
+       buf[offset++] = sc->left;
+#else
+       offset += 2;
+#endif
+
+       /* LED 3 is the global control */
+       if (sc->led_state[3]) {
+               buf[offset++] = sc->led_state[0];
+               buf[offset++] = sc->led_state[1];
+               buf[offset++] = sc->led_state[2];
+       } else {
+               offset += 3;
+       }
+
+       /* If both delay values are zero the DualShock 4 disables blinking. */
+       buf[offset++] = sc->led_delay_on[3];
+       buf[offset++] = sc->led_delay_off[3];
+
+       if (sc->quirks & DUALSHOCK4_CONTROLLER_USB)
+               hid_hw_output_report(hdev, buf, DS4_REPORT_0x05_SIZE);
+       else
+               hid_hw_raw_request(hdev, 0x11, buf, DS4_REPORT_0x11_SIZE,
+                               HID_OUTPUT_REPORT, HID_REQ_SET_REPORT);
+}
+
+static int sony_allocate_output_report(struct sony_sc *sc)
+{
+       if (sc->quirks & SIXAXIS_CONTROLLER)
+               sc->output_report_dmabuf =
+                       kmalloc(sizeof(union sixaxis_output_report_01),
+                               GFP_KERNEL);
+       else if (sc->quirks & DUALSHOCK4_CONTROLLER_BT)
+               sc->output_report_dmabuf = kmalloc(DS4_REPORT_0x11_SIZE,
+                                               GFP_KERNEL);
+       else if (sc->quirks & DUALSHOCK4_CONTROLLER_USB)
+               sc->output_report_dmabuf = kmalloc(DS4_REPORT_0x05_SIZE,
+                                               GFP_KERNEL);
+       else
+               return 0;
+
+       if (!sc->output_report_dmabuf)
+               return -ENOMEM;
+
+       return 0;
+}
+
+#ifdef CONFIG_SONY_FF
+static int sony_play_effect(struct input_dev *dev, void *data,
+                           struct ff_effect *effect)
+{
+       struct hid_device *hid = input_get_drvdata(dev);
+       struct sony_sc *sc = hid_get_drvdata(hid);
+
+       if (effect->type != FF_RUMBLE)
+               return 0;
+
+       sc->left = effect->u.rumble.strong_magnitude / 256;
+       sc->right = effect->u.rumble.weak_magnitude / 256;
+
+       schedule_work(&sc->state_worker);
+       return 0;
+}
+
+static int sony_init_ff(struct sony_sc *sc)
+{
+       struct hid_input *hidinput = list_entry(sc->hdev->inputs.next,
+                                               struct hid_input, list);
+       struct input_dev *input_dev = hidinput->input;
+
+       input_set_capability(input_dev, EV_FF, FF_RUMBLE);
+       return input_ff_create_memless(input_dev, NULL, sony_play_effect);
+}
+
+#else
+static int sony_init_ff(struct sony_sc *sc)
+{
+       return 0;
+}
+
+#endif
+
+static int sony_battery_get_property(struct power_supply *psy,
+                                    enum power_supply_property psp,
+                                    union power_supply_propval *val)
+{
+       struct sony_sc *sc = power_supply_get_drvdata(psy);
+       unsigned long flags;
+       int ret = 0;
+       u8 battery_charging, battery_capacity, cable_state;
+
+       spin_lock_irqsave(&sc->lock, flags);
+       battery_charging = sc->battery_charging;
+       battery_capacity = sc->battery_capacity;
+       cable_state = sc->cable_state;
+       spin_unlock_irqrestore(&sc->lock, flags);
+
+       switch (psp) {
+       case POWER_SUPPLY_PROP_PRESENT:
+               val->intval = 1;
+               break;
+       case POWER_SUPPLY_PROP_SCOPE:
+               val->intval = POWER_SUPPLY_SCOPE_DEVICE;
+               break;
+       case POWER_SUPPLY_PROP_CAPACITY:
+               val->intval = battery_capacity;
+               break;
+       case POWER_SUPPLY_PROP_STATUS:
+               if (battery_charging)
+                       val->intval = POWER_SUPPLY_STATUS_CHARGING;
+               else
+                       if (battery_capacity == 100 && cable_state)
+                               val->intval = POWER_SUPPLY_STATUS_FULL;
+                       else
+                               val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
+               break;
+       default:
+               ret = -EINVAL;
+               break;
+       }
+       return ret;
+}
+
+static int sony_battery_probe(struct sony_sc *sc)
+{
+       struct power_supply_config psy_cfg = { .drv_data = sc, };
+       struct hid_device *hdev = sc->hdev;
+       int ret;
+
+       /*
+        * Set the default battery level to 100% to avoid low battery warnings
+        * if the battery is polled before the first device report is received.
+        */
+       sc->battery_capacity = 100;
+
+       sc->battery_desc.properties = sony_battery_props;
+       sc->battery_desc.num_properties = ARRAY_SIZE(sony_battery_props);
+       sc->battery_desc.get_property = sony_battery_get_property;
+       sc->battery_desc.type = POWER_SUPPLY_TYPE_BATTERY;
+       sc->battery_desc.use_for_apm = 0;
+       sc->battery_desc.name = kasprintf(GFP_KERNEL,
+                                         "sony_controller_battery_%pMR",
+                                         sc->mac_address);
+       if (!sc->battery_desc.name)
+               return -ENOMEM;
+
+       sc->battery = power_supply_register(&hdev->dev, &sc->battery_desc,
+                                           &psy_cfg);
+       if (IS_ERR(sc->battery)) {
+               ret = PTR_ERR(sc->battery);
+               hid_err(hdev, "Unable to register battery device\n");
+               goto err_free;
+       }
+
+       power_supply_powers(sc->battery, &hdev->dev);
+       return 0;
+
+err_free:
+       kfree(sc->battery_desc.name);
+       sc->battery_desc.name = NULL;
+       return ret;
+}
+
+static void sony_battery_remove(struct sony_sc *sc)
+{
+       if (!sc->battery_desc.name)
+               return;
+
+       power_supply_unregister(sc->battery);
+       kfree(sc->battery_desc.name);
+       sc->battery_desc.name = NULL;
+}
+
+/*
+ * If a controller is plugged in via USB while already connected via Bluetooth
+ * it will show up as two devices. A global list of connected controllers and
+ * their MAC addresses is maintained to ensure that a device is only connected
+ * once.
+ */
+static int sony_check_add_dev_list(struct sony_sc *sc)
+{
+       struct sony_sc *entry;
+       unsigned long flags;
+       int ret;
+
+       spin_lock_irqsave(&sony_dev_list_lock, flags);
+
+       list_for_each_entry(entry, &sony_device_list, list_node) {
+               ret = memcmp(sc->mac_address, entry->mac_address,
+                               sizeof(sc->mac_address));
+               if (!ret) {
+                       ret = -EEXIST;
+                       hid_info(sc->hdev, "controller with MAC address %pMR already connected\n",
+                               sc->mac_address);
+                       goto unlock;
+               }
+       }
+
+       ret = 0;
+       list_add(&(sc->list_node), &sony_device_list);
+
+unlock:
+       spin_unlock_irqrestore(&sony_dev_list_lock, flags);
+       return ret;
+}
+
+static void sony_remove_dev_list(struct sony_sc *sc)
+{
+       unsigned long flags;
+
+       if (sc->list_node.next) {
+               spin_lock_irqsave(&sony_dev_list_lock, flags);
+               list_del(&(sc->list_node));
+               spin_unlock_irqrestore(&sony_dev_list_lock, flags);
+       }
+}
+
+static int sony_get_bt_devaddr(struct sony_sc *sc)
+{
+       int ret;
+
+       /* HIDP stores the device MAC address as a string in the uniq field. */
+       ret = strlen(sc->hdev->uniq);
+       if (ret != 17)
+               return -EINVAL;
+
+       ret = sscanf(sc->hdev->uniq,
+               "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
+               &sc->mac_address[5], &sc->mac_address[4], &sc->mac_address[3],
+               &sc->mac_address[2], &sc->mac_address[1], &sc->mac_address[0]);
+
+       if (ret != 6)
+               return -EINVAL;
+
+       return 0;
+}
+
+static int sony_check_add(struct sony_sc *sc)
+{
+       __u8 *buf = NULL;
+       int n, ret;
+
+       if ((sc->quirks & DUALSHOCK4_CONTROLLER_BT) ||
+           (sc->quirks & SIXAXIS_CONTROLLER_BT)) {
+               /*
+                * sony_get_bt_devaddr() attempts to parse the Bluetooth MAC
+                * address from the uniq string where HIDP stores it.
+                * As uniq cannot be guaranteed to be a MAC address in all cases
+                * a failure of this function should not prevent the connection.
+                */
+               if (sony_get_bt_devaddr(sc) < 0) {
+                       hid_warn(sc->hdev, "UNIQ does not contain a MAC address; duplicate check skipped\n");
+                       return 0;
+               }
+       } else if (sc->quirks & DUALSHOCK4_CONTROLLER_USB) {
+               buf = kmalloc(DS4_REPORT_0x81_SIZE, GFP_KERNEL);
+               if (!buf)
+                       return -ENOMEM;
+
+               /*
+                * The MAC address of a DS4 controller connected via USB can be
+                * retrieved with feature report 0x81. The address begins at
+                * offset 1.
+                */
+               ret = hid_hw_raw_request(sc->hdev, 0x81, buf,
+                               DS4_REPORT_0x81_SIZE, HID_FEATURE_REPORT,
+                               HID_REQ_GET_REPORT);
+
+               if (ret != DS4_REPORT_0x81_SIZE) {
+                       hid_err(sc->hdev, "failed to retrieve feature report 0x81 with the DualShock 4 MAC address\n");
+                       ret = ret < 0 ? ret : -EINVAL;
+                       goto out_free;
+               }
+
+               memcpy(sc->mac_address, &buf[1], sizeof(sc->mac_address));
+       } else if (sc->quirks & SIXAXIS_CONTROLLER_USB) {
+               buf = kmalloc(SIXAXIS_REPORT_0xF2_SIZE, GFP_KERNEL);
+               if (!buf)
+                       return -ENOMEM;
+
+               /*
+                * The MAC address of a Sixaxis controller connected via USB can
+                * be retrieved with feature report 0xf2. The address begins at
+                * offset 4.
+                */
+               ret = hid_hw_raw_request(sc->hdev, 0xf2, buf,
+                               SIXAXIS_REPORT_0xF2_SIZE, HID_FEATURE_REPORT,
+                               HID_REQ_GET_REPORT);
+
+               if (ret != SIXAXIS_REPORT_0xF2_SIZE) {
+                       hid_err(sc->hdev, "failed to retrieve feature report 0xf2 with the Sixaxis MAC address\n");
+                       ret = ret < 0 ? ret : -EINVAL;
+                       goto out_free;
+               }
+
+               /*
+                * The Sixaxis device MAC in the report is big-endian and must
+                * be byte-swapped.
+                */
+               for (n = 0; n < 6; n++)
+                       sc->mac_address[5-n] = buf[4+n];
+       } else {
+               return 0;
+       }
+
+       ret = sony_check_add_dev_list(sc);
+
+out_free:
+
+       kfree(buf);
+
+       return ret;
+}
+
+static int sony_set_device_id(struct sony_sc *sc)
+{
+       int ret;
+
+       /*
+        * Only DualShock 4 or Sixaxis controllers get an id.
+        * All others are set to -1.
+        */
+       if ((sc->quirks & SIXAXIS_CONTROLLER) ||
+           (sc->quirks & DUALSHOCK4_CONTROLLER)) {
+               ret = ida_simple_get(&sony_device_id_allocator, 0, 0,
+                                       GFP_KERNEL);
+               if (ret < 0) {
+                       sc->device_id = -1;
+                       return ret;
+               }
+               sc->device_id = ret;
+       } else {
+               sc->device_id = -1;
+       }
+
+       return 0;
+}
+
+static void sony_release_device_id(struct sony_sc *sc)
+{
+       if (sc->device_id >= 0) {
+               ida_simple_remove(&sony_device_id_allocator, sc->device_id);
+               sc->device_id = -1;
+       }
+}
+
+static inline void sony_init_work(struct sony_sc *sc,
+                                       void (*worker)(struct work_struct *))
+{
+       if (!sc->worker_initialized)
+               INIT_WORK(&sc->state_worker, worker);
+
+       sc->worker_initialized = 1;
+}
+
+static inline void sony_cancel_work_sync(struct sony_sc *sc)
+{
+       if (sc->worker_initialized)
+               cancel_work_sync(&sc->state_worker);
+}
+
+static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
+{
+       int ret;
+       unsigned long quirks = id->driver_data;
+       struct sony_sc *sc;
+       unsigned int connect_mask = HID_CONNECT_DEFAULT;
+
+       sc = devm_kzalloc(&hdev->dev, sizeof(*sc), GFP_KERNEL);
+       if (sc == NULL) {
+               hid_err(hdev, "can't alloc sony descriptor\n");
+               return -ENOMEM;
+       }
+
+       spin_lock_init(&sc->lock);
+
+       sc->quirks = quirks;
+       hid_set_drvdata(hdev, sc);
+       sc->hdev = hdev;
+
+       ret = hid_parse(hdev);
+       if (ret) {
+               hid_err(hdev, "parse failed\n");
+               return ret;
+       }
+
+       if (sc->quirks & VAIO_RDESC_CONSTANT)
+               connect_mask |= HID_CONNECT_HIDDEV_FORCE;
+       else if (sc->quirks & SIXAXIS_CONTROLLER)
+               connect_mask |= HID_CONNECT_HIDDEV_FORCE;
+
+       ret = hid_hw_start(hdev, connect_mask);
+       if (ret) {
+               hid_err(hdev, "hw start failed\n");
+               return ret;
+       }
+
+       ret = sony_allocate_output_report(sc);
+       if (ret < 0) {
+               hid_err(hdev, "failed to allocate the output report buffer\n");
+               goto err_stop;
+       }
+
+       ret = sony_set_device_id(sc);
+       if (ret < 0) {
+               hid_err(hdev, "failed to allocate the device id\n");
+               goto err_stop;
+       }
+
+       if (sc->quirks & SIXAXIS_CONTROLLER_USB) {
+               /*
+                * The Sony Sixaxis does not handle HID Output Reports on the
+                * Interrupt EP like it could, so we need to force HID Output
+                * Reports to use HID_REQ_SET_REPORT on the Control EP.
+                *
+                * There is also another issue about HID Output Reports via USB,
+                * the Sixaxis does not want the report_id as part of the data
+                * packet, so we have to discard buf[0] when sending the actual
+                * control message, even for numbered reports, humpf!
+                */
+               hdev->quirks |= HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP;
+               hdev->quirks |= HID_QUIRK_SKIP_OUTPUT_REPORT_ID;
+               ret = sixaxis_set_operational_usb(hdev);
+               sony_init_work(sc, sixaxis_state_worker);
+       } else if (sc->quirks & SIXAXIS_CONTROLLER_BT) {
+               /*
+                * The Sixaxis wants output reports sent on the ctrl endpoint
+                * when connected via Bluetooth.
+                */
+               hdev->quirks |= HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP;
+               ret = sixaxis_set_operational_bt(hdev);
+               sony_init_work(sc, sixaxis_state_worker);
+       } else if (sc->quirks & DUALSHOCK4_CONTROLLER) {
+               if (sc->quirks & DUALSHOCK4_CONTROLLER_BT) {
+                       /*
+                        * The DualShock 4 wants output reports sent on the ctrl
+                        * endpoint when connected via Bluetooth.
+                        */
+                       hdev->quirks |= HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP;
+                       ret = dualshock4_set_operational_bt(hdev);
+                       if (ret < 0) {
+                               hid_err(hdev, "failed to set the Dualshock 4 operational mode\n");
+                               goto err_stop;
+                       }
+               }
+
+               sony_init_work(sc, dualshock4_state_worker);
+       } else {
+               ret = 0;
+       }
+
+       if (ret < 0)
+               goto err_stop;
+
+       ret = sony_check_add(sc);
+       if (ret < 0)
+               goto err_stop;
+
+       if (sc->quirks & SONY_LED_SUPPORT) {
+               ret = sony_leds_init(sc);
+               if (ret < 0)
+                       goto err_stop;
+       }
+
+       if (sc->quirks & SONY_BATTERY_SUPPORT) {
+               ret = sony_battery_probe(sc);
+               if (ret < 0)
+                       goto err_stop;
+
+               /* Open the device to receive reports with battery info */
+               ret = hid_hw_open(hdev);
+               if (ret < 0) {
+                       hid_err(hdev, "hw open failed\n");
+                       goto err_stop;
+               }
+       }
+
+       if (sc->quirks & SONY_FF_SUPPORT) {
+               ret = sony_init_ff(sc);
+               if (ret < 0)
+                       goto err_close;
+       }
+
+       return 0;
+err_close:
+       hid_hw_close(hdev);
+err_stop:
+       if (sc->quirks & SONY_LED_SUPPORT)
+               sony_leds_remove(sc);
+       if (sc->quirks & SONY_BATTERY_SUPPORT)
+               sony_battery_remove(sc);
+       sony_cancel_work_sync(sc);
+       kfree(sc->output_report_dmabuf);
+       sony_remove_dev_list(sc);
+       sony_release_device_id(sc);
+       hid_hw_stop(hdev);
+       return ret;
+}
+
+static void sony_remove(struct hid_device *hdev)
+{
+       struct sony_sc *sc = hid_get_drvdata(hdev);
+
+       if (sc->quirks & SONY_LED_SUPPORT)
+               sony_leds_remove(sc);
+
+       if (sc->quirks & SONY_BATTERY_SUPPORT) {
+               hid_hw_close(hdev);
+               sony_battery_remove(sc);
+       }
+
+       sony_cancel_work_sync(sc);
+
+       kfree(sc->output_report_dmabuf);
+
+       sony_remove_dev_list(sc);
+
+       sony_release_device_id(sc);
+
+       hid_hw_stop(hdev);
+}
+
+static const struct hid_device_id sony_devices[] = {
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
+               .driver_data = SIXAXIS_CONTROLLER_USB },
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER),
+               .driver_data = SIXAXIS_CONTROLLER_USB },
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
+               .driver_data = SIXAXIS_CONTROLLER_BT },
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE),
+               .driver_data = VAIO_RDESC_CONSTANT },
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE),
+               .driver_data = VAIO_RDESC_CONSTANT },
+       /* Wired Buzz Controller. Reported as Sony Hub from its USB ID and as
+        * Logitech joystick from the device descriptor. */
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER),
+               .driver_data = BUZZ_CONTROLLER },
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER),
+               .driver_data = BUZZ_CONTROLLER },
+       /* PS3 BD Remote Control */
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE),
+               .driver_data = PS3REMOTE },
+       /* Logitech Harmony Adapter for PS3 */
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3),
+               .driver_data = PS3REMOTE },
+       /* SMK-Link PS3 BD Remote Control */
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE),
+               .driver_data = PS3REMOTE },
+       /* Sony Dualshock 4 controllers for PS4 */
+       { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER),
+               .driver_data = DUALSHOCK4_CONTROLLER_USB },
+       { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER),
+               .driver_data = DUALSHOCK4_CONTROLLER_BT },
+       { }
+};
+MODULE_DEVICE_TABLE(hid, sony_devices);
+
+static struct hid_driver sony_driver = {
+       .name             = "sony",
+       .id_table         = sony_devices,
+       .input_mapping    = sony_mapping,
+       .input_configured = sony_input_configured,
+       .probe            = sony_probe,
+       .remove           = sony_remove,
+       .report_fixup     = sony_report_fixup,
+       .raw_event        = sony_raw_event
+};
+
+static int __init sony_init(void)
+{
+       dbg_hid("Sony:%s\n", __func__);
+
+       return hid_register_driver(&sony_driver);
+}
+
+static void __exit sony_exit(void)
+{
+       dbg_hid("Sony:%s\n", __func__);
+
+       hid_unregister_driver(&sony_driver);
+       ida_destroy(&sony_device_id_allocator);
+}
+module_init(sony_init);
+module_exit(sony_exit);
+
+MODULE_LICENSE("GPL");