| /* | 
 |  *  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) 2014-2016 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 MOTION_CONTROLLER_USB     BIT(7) | 
 | #define MOTION_CONTROLLER_BT      BIT(8) | 
 | #define NAVIGATION_CONTROLLER_USB BIT(9) | 
 | #define NAVIGATION_CONTROLLER_BT  BIT(10) | 
 | #define SINO_LITE_CONTROLLER      BIT(11) | 
 | #define FUTUREMAX_DANCE_MAT       BIT(12) | 
 |  | 
 | #define SIXAXIS_CONTROLLER (SIXAXIS_CONTROLLER_USB | SIXAXIS_CONTROLLER_BT) | 
 | #define MOTION_CONTROLLER (MOTION_CONTROLLER_USB | MOTION_CONTROLLER_BT) | 
 | #define NAVIGATION_CONTROLLER (NAVIGATION_CONTROLLER_USB |\ | 
 | 				NAVIGATION_CONTROLLER_BT) | 
 | #define DUALSHOCK4_CONTROLLER (DUALSHOCK4_CONTROLLER_USB |\ | 
 | 				DUALSHOCK4_CONTROLLER_BT) | 
 | #define SONY_LED_SUPPORT (SIXAXIS_CONTROLLER | BUZZ_CONTROLLER |\ | 
 | 				DUALSHOCK4_CONTROLLER | MOTION_CONTROLLER |\ | 
 | 				NAVIGATION_CONTROLLER) | 
 | #define SONY_BATTERY_SUPPORT (SIXAXIS_CONTROLLER | DUALSHOCK4_CONTROLLER |\ | 
 | 				MOTION_CONTROLLER_BT | NAVIGATION_CONTROLLER) | 
 | #define SONY_FF_SUPPORT (SIXAXIS_CONTROLLER | DUALSHOCK4_CONTROLLER |\ | 
 | 				MOTION_CONTROLLER) | 
 | #define SONY_BT_DEVICE (SIXAXIS_CONTROLLER_BT | DUALSHOCK4_CONTROLLER_BT |\ | 
 | 			MOTION_CONTROLLER_BT | NAVIGATION_CONTROLLER_BT) | 
 |  | 
 | #define MAX_LEDS 4 | 
 |  | 
 | /* | 
 |  * The Sixaxis reports both digital and analog values for each button on the | 
 |  * controller except for Start, Select and the PS button.  The controller ends | 
 |  * up reporting 27 axes which causes them to spill over into the multi-touch | 
 |  * axis values.  Additionally, the controller only has 20 actual, physical axes | 
 |  * so there are several unused axes in between the used ones. | 
 |  */ | 
 | static u8 sixaxis_rdesc[] = { | 
 | 	0x05, 0x01,         /*  Usage Page (Desktop),               */ | 
 | 	0x09, 0x04,         /*  Usage (Joystick),                   */ | 
 | 	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                      */ | 
 | }; | 
 |  | 
 | /* PS/3 Motion controller */ | 
 | static u8 motion_rdesc[] = { | 
 | 	0x05, 0x01,         /*  Usage Page (Desktop),               */ | 
 | 	0x09, 0x04,         /*  Usage (Joystick),                   */ | 
 | 	0xA1, 0x01,         /*  Collection (Application),           */ | 
 | 	0xA1, 0x02,         /*      Collection (Logical),           */ | 
 | 	0x85, 0x01,         /*          Report ID (1),              */ | 
 | 	0x75, 0x01,         /*          Report Size (1),            */ | 
 | 	0x95, 0x15,         /*          Report Count (21),          */ | 
 | 	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, 0x15,         /*          Usage Maximum (15h),        */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           * Buttons */ | 
 | 	0x95, 0x0B,         /*          Report Count (11),          */ | 
 | 	0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */ | 
 | 	0x81, 0x03,         /*          Input (Constant, Variable), * Padding */ | 
 | 	0x15, 0x00,         /*          Logical Minimum (0),        */ | 
 | 	0x26, 0xFF, 0x00,   /*          Logical Maximum (255),      */ | 
 | 	0x05, 0x01,         /*          Usage Page (Desktop),       */ | 
 | 	0xA1, 0x00,         /*          Collection (Physical),      */ | 
 | 	0x75, 0x08,         /*              Report Size (8),        */ | 
 | 	0x95, 0x01,         /*              Report Count (1),       */ | 
 | 	0x35, 0x00,         /*              Physical Minimum (0),   */ | 
 | 	0x46, 0xFF, 0x00,   /*              Physical Maximum (255), */ | 
 | 	0x09, 0x30,         /*              Usage (X),              */ | 
 | 	0x81, 0x02,         /*              Input (Variable),       * Trigger */ | 
 | 	0xC0,               /*          End Collection,             */ | 
 | 	0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */ | 
 | 	0x75, 0x08,         /*          Report Size (8),            */ | 
 | 	0x95, 0x07,         /*          Report Count (7),           * skip 7 bytes */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x05, 0x01,         /*          Usage Page (Desktop),       */ | 
 | 	0x75, 0x10,         /*          Report Size (16),           */ | 
 | 	0x46, 0xFF, 0xFF,   /*          Physical Maximum (65535),   */ | 
 | 	0x27, 0xFF, 0xFF, 0x00, 0x00, /*      Logical Maximum (65535),    */ | 
 | 	0x95, 0x03,         /*          Report Count (3),           * 3x Accels */ | 
 | 	0x09, 0x33,         /*              Usage (rX),             */ | 
 | 	0x09, 0x34,         /*              Usage (rY),             */ | 
 | 	0x09, 0x35,         /*              Usage (rZ),             */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */ | 
 | 	0x95, 0x03,         /*          Report Count (3),           * Skip Accels 2nd frame */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x05, 0x01,         /*          Usage Page (Desktop),       */ | 
 | 	0x09, 0x01,         /*          Usage (Pointer),            */ | 
 | 	0x95, 0x03,         /*          Report Count (3),           * 3x Gyros */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */ | 
 | 	0x95, 0x03,         /*          Report Count (3),           * Skip Gyros 2nd frame */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x75, 0x0C,         /*          Report Size (12),           */ | 
 | 	0x46, 0xFF, 0x0F,   /*          Physical Maximum (4095),    */ | 
 | 	0x26, 0xFF, 0x0F,   /*          Logical Maximum (4095),     */ | 
 | 	0x95, 0x04,         /*          Report Count (4),           * Skip Temp and Magnetometers */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x75, 0x08,         /*          Report Size (8),            */ | 
 | 	0x46, 0xFF, 0x00,   /*          Physical Maximum (255),     */ | 
 | 	0x26, 0xFF, 0x00,   /*          Logical Maximum (255),      */ | 
 | 	0x95, 0x06,         /*          Report Count (6),           * Skip Timestamp and Extension Bytes */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x75, 0x08,         /*          Report Size (8),            */ | 
 | 	0x95, 0x30,         /*          Report Count (48),          */ | 
 | 	0x09, 0x01,         /*          Usage (Pointer),            */ | 
 | 	0x91, 0x02,         /*          Output (Variable),          */ | 
 | 	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, 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                      */ | 
 | }; | 
 |  | 
 | /* PS/3 Navigation controller */ | 
 | static u8 navigation_rdesc[] = { | 
 | 	0x05, 0x01,         /*  Usage Page (Desktop),               */ | 
 | 	0x09, 0x04,         /*  Usage (Joystick),                   */ | 
 | 	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, 0x02,         /*              Report Count (2),       */ | 
 | 	0x35, 0x00,         /*              Physical Minimum (0),   */ | 
 | 	0x46, 0xFF, 0x00,   /*              Physical Maximum (255), */ | 
 | 	0x09, 0x30,         /*              Usage (X),              */ | 
 | 	0x09, 0x31,         /*              Usage (Y),              */ | 
 | 	0x81, 0x02,         /*              Input (Variable),       */ | 
 | 	0xC0,               /*          End Collection,             */ | 
 | 	0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */ | 
 | 	0x95, 0x06,         /*          Report Count (6),           */ | 
 | 	0x81, 0x03,         /*          Input (Constant, Variable), */ | 
 | 	0x05, 0x01,         /*          Usage Page (Desktop),       */ | 
 | 	0x75, 0x08,         /*          Report Size (8),            */ | 
 | 	0x95, 0x05,         /*          Report Count (5),           */ | 
 | 	0x09, 0x01,         /*          Usage (Pointer),            */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */ | 
 | 	0x95, 0x01,         /*          Report Count (1),           */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x05, 0x01,         /*          Usage Page (Desktop),       */ | 
 | 	0x95, 0x01,         /*          Report Count (1),           */ | 
 | 	0x09, 0x01,         /*          Usage (Pointer),            */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x06, 0x00, 0xFF,   /*          Usage Page (FF00h),         */ | 
 | 	0x95, 0x1E,         /*          Report Count (24),          */ | 
 | 	0x81, 0x02,         /*          Input (Variable),           */ | 
 | 	0x75, 0x08,         /*          Report Size (8),            */ | 
 | 	0x95, 0x30,         /*          Report Count (48),          */ | 
 | 	0x09, 0x01,         /*          Usage (Pointer),            */ | 
 | 	0x91, 0x02,         /*          Output (Variable),          */ | 
 | 	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, 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]; | 
 | }; | 
 |  | 
 | struct motion_output_report_02 { | 
 | 	u8 type, zero; | 
 | 	u8 r, g, b; | 
 | 	u8 zero2; | 
 | 	u8 rumble; | 
 | }; | 
 |  | 
 | #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 | 
 | #define MOTION_REPORT_0x02_SIZE 49 | 
 |  | 
 | 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; | 
 | 	void (*send_output_report)(struct sony_sc *); | 
 | 	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 defer_initialization; | 
 | 	u8 cable_state; | 
 | 	u8 battery_charging; | 
 | 	u8 battery_capacity; | 
 | 	u8 led_state[MAX_LEDS]; | 
 | 	u8 resume_led_state[MAX_LEDS]; | 
 | 	u8 led_delay_on[MAX_LEDS]; | 
 | 	u8 led_delay_off[MAX_LEDS]; | 
 | 	u8 led_count; | 
 | }; | 
 |  | 
 | static inline void sony_schedule_work(struct sony_sc *sc) | 
 | { | 
 | 	if (!sc->defer_initialization) | 
 | 		schedule_work(&sc->state_worker); | 
 | } | 
 |  | 
 | static u8 *sixaxis_fixup(struct hid_device *hdev, u8 *rdesc, | 
 | 			     unsigned int *rsize) | 
 | { | 
 | 	*rsize = sizeof(sixaxis_rdesc); | 
 | 	return sixaxis_rdesc; | 
 | } | 
 |  | 
 | static u8 *motion_fixup(struct hid_device *hdev, u8 *rdesc, | 
 | 			     unsigned int *rsize) | 
 | { | 
 | 	*rsize = sizeof(motion_rdesc); | 
 | 	return motion_rdesc; | 
 | } | 
 |  | 
 | static u8 *navigation_fixup(struct hid_device *hdev, u8 *rdesc, | 
 | 			     unsigned int *rsize) | 
 | { | 
 | 	*rsize = sizeof(navigation_rdesc); | 
 | 	return navigation_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); | 
 |  | 
 | 	if (sc->quirks & (SINO_LITE_CONTROLLER | FUTUREMAX_DANCE_MAT)) | 
 | 		return rdesc; | 
 |  | 
 | 	/* | 
 | 	 * 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) { | 
 | 		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) { | 
 | 		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 & MOTION_CONTROLLER) | 
 | 		return motion_fixup(hdev, rdesc, rsize); | 
 |  | 
 | 	if (sc->quirks & NAVIGATION_CONTROLLER) | 
 | 		return navigation_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; | 
 | 	int offset; | 
 | 	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. | 
 | 	 */ | 
 | 	offset = (sc->quirks & MOTION_CONTROLLER) ? 12 : 30; | 
 |  | 
 | 	if (rd[offset] >= 0xee) { | 
 | 		battery_capacity = 100; | 
 | 		battery_charging = !(rd[offset] & 0x01); | 
 | 		cable_state = 1; | 
 | 	} else { | 
 | 		u8 index = rd[offset] <= 5 ? rd[offset] : 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) { | 
 | 		/* | 
 | 		 * When connected via Bluetooth the Sixaxis occasionally sends | 
 | 		 * a report with the second byte 0xff and the rest zeroed. | 
 | 		 * | 
 | 		 * This report does not reflect the actual state of the | 
 | 		 * controller must be ignored to avoid generating false input | 
 | 		 * events. | 
 | 		 */ | 
 | 		if (rd[1] == 0xff) | 
 | 			return -EINVAL; | 
 |  | 
 | 		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 & MOTION_CONTROLLER_BT) && rd[0] == 0x01 && size == 49) { | 
 | 		sixaxis_parse_report(sc, rd, size); | 
 | 	} else if ((sc->quirks & NAVIGATION_CONTROLLER) && rd[0] == 0x01 && | 
 | 			size == 49) { | 
 | 		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); | 
 | 	} | 
 |  | 
 | 	if (sc->defer_initialization) { | 
 | 		sc->defer_initialization = 0; | 
 | 		sony_schedule_work(sc); | 
 | 	} | 
 |  | 
 | 	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 int sony_input_configured(struct hid_device *hdev, | 
 | 					struct hid_input *hidinput) | 
 | { | 
 | 	struct sony_sc *sc = hid_get_drvdata(hdev); | 
 | 	int ret; | 
 |  | 
 | 	/* | 
 | 	 * The Dualshock 4 touchpad supports 2 touches and has a | 
 | 	 * resolution of 1920x942 (44.86 dots/mm). | 
 | 	 */ | 
 | 	if (sc->quirks & DUALSHOCK4_CONTROLLER) { | 
 | 		ret = sony_register_touchpad(hidinput, 2, 1920, 942); | 
 | 		if (ret) { | 
 | 			hid_err(sc->hdev, | 
 | 				"Unable to initialize multi-touch slots: %d\n", | 
 | 				ret); | 
 | 			return ret; | 
 | 		} | 
 | 	} | 
 |  | 
 | 	return 0; | 
 | } | 
 |  | 
 | /* | 
 |  * 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_info(hdev, "can't set operational mode: step 3, ignoring\n"); | 
 | 		ret = 0; | 
 | 	} | 
 |  | 
 | 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(struct sony_sc *sc) | 
 | { | 
 | 	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 } | 
 | 	}; | 
 |  | 
 | 	int id = sc->device_id; | 
 |  | 
 | 	BUILD_BUG_ON(MAX_LEDS < ARRAY_SIZE(sixaxis_leds[0])); | 
 |  | 
 | 	if (id < 0) | 
 | 		return; | 
 |  | 
 | 	id %= 10; | 
 | 	memcpy(sc->led_state, sixaxis_leds[id], sizeof(sixaxis_leds[id])); | 
 | } | 
 |  | 
 | static void dualshock4_set_leds_from_id(struct sony_sc *sc) | 
 | { | 
 | 	/* 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 } | 
 | 	}; | 
 |  | 
 | 	int id = sc->device_id; | 
 |  | 
 | 	BUILD_BUG_ON(MAX_LEDS < ARRAY_SIZE(color_code[0])); | 
 |  | 
 | 	if (id < 0) | 
 | 		return; | 
 |  | 
 | 	id %= 7; | 
 | 	memcpy(sc->led_state, color_code[id], sizeof(color_code[id])); | 
 | } | 
 |  | 
 | static void buzz_set_leds(struct sony_sc *sc) | 
 | { | 
 | 	struct hid_device *hdev = sc->hdev; | 
 | 	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; | 
 |  | 
 | 	BUILD_BUG_ON(MAX_LEDS < 4); | 
 |  | 
 | 	value[0] = 0x00; | 
 | 	value[1] = sc->led_state[0] ? 0xff : 0x00; | 
 | 	value[2] = sc->led_state[1] ? 0xff : 0x00; | 
 | 	value[3] = sc->led_state[2] ? 0xff : 0x00; | 
 | 	value[4] = sc->led_state[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) | 
 | { | 
 | 	if (!(sc->quirks & BUZZ_CONTROLLER)) | 
 | 		sony_schedule_work(sc); | 
 | 	else | 
 | 		buzz_set_leds(sc); | 
 | } | 
 |  | 
 | static void sony_led_set_brightness(struct led_classdev *led, | 
 | 				    enum led_brightness value) | 
 | { | 
 | 	struct device *dev = led->dev->parent; | 
 | 	struct hid_device *hdev = to_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); | 
 | 			break; | 
 | 		} | 
 | 	} | 
 | } | 
 |  | 
 | static enum led_brightness sony_led_get_brightness(struct led_classdev *led) | 
 | { | 
 | 	struct device *dev = led->dev->parent; | 
 | 	struct hid_device *hdev = to_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 = to_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; | 
 | 		sony_schedule_work(drv_data); | 
 | 	} | 
 |  | 
 | 	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 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); | 
 | 		sc->led_state[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 if (sc->quirks & MOTION_CONTROLLER) { | 
 | 		sc->led_count = 3; | 
 | 		memset(max_brightness, 255, 3); | 
 | 		use_ds4_names = 1; | 
 | 		name_len = 0; | 
 | 		name_fmt = "%s:%s"; | 
 | 	} else if (sc->quirks & NAVIGATION_CONTROLLER) { | 
 | 		static const u8 navigation_leds[4] = {0x01, 0x00, 0x00, 0x00}; | 
 |  | 
 | 		memcpy(sc->led_state, navigation_leds, sizeof(navigation_leds)); | 
 | 		sc->led_count = 1; | 
 | 		memset(use_hw_blink, 1, 4); | 
 | 		use_ds4_names = 0; | 
 | 		name_len = strlen("::sony#"); | 
 | 		name_fmt = "%s::sony%d"; | 
 | 	} else { | 
 | 		sixaxis_set_leds_from_id(sc); | 
 | 		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); | 
 |  | 
 | 	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 = sc->led_state[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_send_output_report(struct sony_sc *sc) | 
 | { | 
 | 	static const union sixaxis_output_report_01 default_report = { | 
 | 		.buf = { | 
 | 			0x01, | 
 | 			0x01, 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 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_send_output_report(struct sony_sc *sc) | 
 | { | 
 | 	struct hid_device *hdev = sc->hdev; | 
 | 	u8 *buf = sc->output_report_dmabuf; | 
 | 	int offset; | 
 |  | 
 | 	/* | 
 | 	 * NOTE: The buf[1] field of the Bluetooth report controls | 
 | 	 * the Dualshock 4 reporting rate. | 
 | 	 * | 
 | 	 * Known values include: | 
 | 	 * | 
 | 	 * 0x80 - 1000hz (full speed) | 
 | 	 * 0xA0 - 31hz | 
 | 	 * 0xB0 - 20hz | 
 | 	 * 0xD0 - 66hz | 
 | 	 */ | 
 | 	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] = 0x80; | 
 | 		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 void motion_send_output_report(struct sony_sc *sc) | 
 | { | 
 | 	struct hid_device *hdev = sc->hdev; | 
 | 	struct motion_output_report_02 *report = | 
 | 		(struct motion_output_report_02 *)sc->output_report_dmabuf; | 
 |  | 
 | 	memset(report, 0, MOTION_REPORT_0x02_SIZE); | 
 |  | 
 | 	report->type = 0x02; /* set leds */ | 
 | 	report->r = sc->led_state[0]; | 
 | 	report->g = sc->led_state[1]; | 
 | 	report->b = sc->led_state[2]; | 
 |  | 
 | #ifdef CONFIG_SONY_FF | 
 | 	report->rumble = max(sc->right, sc->left); | 
 | #endif | 
 |  | 
 | 	hid_hw_output_report(hdev, (u8 *)report, MOTION_REPORT_0x02_SIZE); | 
 | } | 
 |  | 
 | static inline void sony_send_output_report(struct sony_sc *sc) | 
 | { | 
 | 	if (sc->send_output_report) | 
 | 		sc->send_output_report(sc); | 
 | } | 
 |  | 
 | static void sony_state_worker(struct work_struct *work) | 
 | { | 
 | 	struct sony_sc *sc = container_of(work, struct sony_sc, state_worker); | 
 |  | 
 | 	sc->send_output_report(sc); | 
 | } | 
 |  | 
 | static int sony_allocate_output_report(struct sony_sc *sc) | 
 | { | 
 | 	if ((sc->quirks & SIXAXIS_CONTROLLER) || | 
 | 			(sc->quirks & NAVIGATION_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 if (sc->quirks & MOTION_CONTROLLER) | 
 | 		sc->output_report_dmabuf = kmalloc(MOTION_REPORT_0x02_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; | 
 |  | 
 | 	sony_schedule_work(sc); | 
 | 	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, int append_dev_id) | 
 | { | 
 | 	const char *battery_str_fmt = append_dev_id ? | 
 | 		"sony_controller_battery_%pMR_%i" : | 
 | 		"sony_controller_battery_%pMR"; | 
 | 	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, battery_str_fmt, | 
 | 					  sc->mac_address, sc->device_id); | 
 | 	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. | 
 |  * | 
 |  * Some USB-only devices masquerade as Sixaxis controllers and all have the | 
 |  * same dummy Bluetooth address, so a comparison of the connection type is | 
 |  * required.  Devices are only rejected in the case where two devices have | 
 |  * matching Bluetooth addresses on different bus types. | 
 |  */ | 
 | static inline int sony_compare_connection_type(struct sony_sc *sc0, | 
 | 						struct sony_sc *sc1) | 
 | { | 
 | 	const int sc0_not_bt = !(sc0->quirks & SONY_BT_DEVICE); | 
 | 	const int sc1_not_bt = !(sc1->quirks & SONY_BT_DEVICE); | 
 |  | 
 | 	return sc0_not_bt == sc1_not_bt; | 
 | } | 
 |  | 
 | 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) { | 
 | 			if (sony_compare_connection_type(sc, entry)) { | 
 | 				ret = 1; | 
 | 			} else { | 
 | 				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 & MOTION_CONTROLLER_BT) || | 
 | 	    (sc->quirks & NAVIGATION_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) || | 
 | 			(sc->quirks & NAVIGATION_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_output_report(struct sony_sc *sc, | 
 | 				void (*send_output_report)(struct sony_sc *)) | 
 | { | 
 | 	sc->send_output_report = send_output_report; | 
 |  | 
 | 	if (!sc->worker_initialized) | 
 | 		INIT_WORK(&sc->state_worker, sony_state_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; | 
 | 	int append_dev_id; | 
 | 	unsigned long quirks = id->driver_data; | 
 | 	struct sony_sc *sc; | 
 | 	unsigned int connect_mask = HID_CONNECT_DEFAULT; | 
 |  | 
 | 	if (!strcmp(hdev->name, "FutureMax Dance Mat")) | 
 | 		quirks |= FUTUREMAX_DANCE_MAT; | 
 |  | 
 | 	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_set_device_id(sc); | 
 | 	if (ret < 0) { | 
 | 		hid_err(hdev, "failed to allocate the device id\n"); | 
 | 		goto err_stop; | 
 | 	} | 
 |  | 
 | 	ret = sony_allocate_output_report(sc); | 
 | 	if (ret < 0) { | 
 | 		hid_err(hdev, "failed to allocate the output report buffer\n"); | 
 | 		goto err_stop; | 
 | 	} | 
 |  | 
 | 	if ((sc->quirks & SIXAXIS_CONTROLLER_USB) || | 
 | 			(sc->quirks & NAVIGATION_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! | 
 | 		 * | 
 | 		 * Additionally, the Sixaxis on USB isn't properly initialized | 
 | 		 * until the PS logo button is pressed and as such won't retain | 
 | 		 * any state set by an output report, so the initial | 
 | 		 * configuration report is deferred until the first input | 
 | 		 * report arrives. | 
 | 		 */ | 
 | 		hdev->quirks |= HID_QUIRK_NO_OUTPUT_REPORTS_ON_INTR_EP; | 
 | 		hdev->quirks |= HID_QUIRK_SKIP_OUTPUT_REPORT_ID; | 
 | 		sc->defer_initialization = 1; | 
 | 		ret = sixaxis_set_operational_usb(hdev); | 
 | 		sony_init_output_report(sc, sixaxis_send_output_report); | 
 | 	} else if ((sc->quirks & SIXAXIS_CONTROLLER_BT) || | 
 | 			(sc->quirks & NAVIGATION_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_output_report(sc, sixaxis_send_output_report); | 
 | 	} 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_output_report(sc, dualshock4_send_output_report); | 
 | 	} else if (sc->quirks & MOTION_CONTROLLER) { | 
 | 		sony_init_output_report(sc, motion_send_output_report); | 
 | 	} else { | 
 | 		ret = 0; | 
 | 	} | 
 |  | 
 | 	if (ret < 0) | 
 | 		goto err_stop; | 
 |  | 
 | 	ret = append_dev_id = 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, append_dev_id); | 
 | 		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); | 
 | } | 
 |  | 
 | #ifdef CONFIG_PM | 
 |  | 
 | static int sony_suspend(struct hid_device *hdev, pm_message_t message) | 
 | { | 
 | 	/* | 
 | 	 * On suspend save the current LED state, | 
 | 	 * stop running force-feedback and blank the LEDS. | 
 | 	 */ | 
 | 	if (SONY_LED_SUPPORT || SONY_FF_SUPPORT) { | 
 | 		struct sony_sc *sc = hid_get_drvdata(hdev); | 
 |  | 
 | #ifdef CONFIG_SONY_FF | 
 | 		sc->left = sc->right = 0; | 
 | #endif | 
 |  | 
 | 		memcpy(sc->resume_led_state, sc->led_state, | 
 | 			sizeof(sc->resume_led_state)); | 
 | 		memset(sc->led_state, 0, sizeof(sc->led_state)); | 
 |  | 
 | 		sony_send_output_report(sc); | 
 | 	} | 
 |  | 
 | 	return 0; | 
 | } | 
 |  | 
 | static int sony_resume(struct hid_device *hdev) | 
 | { | 
 | 	/* Restore the state of controller LEDs on resume */ | 
 | 	if (SONY_LED_SUPPORT) { | 
 | 		struct sony_sc *sc = hid_get_drvdata(hdev); | 
 |  | 
 | 		memcpy(sc->led_state, sc->resume_led_state, | 
 | 			sizeof(sc->led_state)); | 
 |  | 
 | 		/* | 
 | 		 * The Sixaxis and navigation controllers on USB need to be | 
 | 		 * reinitialized on resume or they won't behave properly. | 
 | 		 */ | 
 | 		if ((sc->quirks & SIXAXIS_CONTROLLER_USB) || | 
 | 			(sc->quirks & NAVIGATION_CONTROLLER_USB)) { | 
 | 			sixaxis_set_operational_usb(sc->hdev); | 
 | 			sc->defer_initialization = 1; | 
 | 		} | 
 |  | 
 | 		sony_set_leds(sc); | 
 | 	} | 
 |  | 
 | 	return 0; | 
 | } | 
 |  | 
 | #endif | 
 |  | 
 | 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 = NAVIGATION_CONTROLLER_USB }, | 
 | 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER), | 
 | 		.driver_data = NAVIGATION_CONTROLLER_BT }, | 
 | 	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER), | 
 | 		.driver_data = MOTION_CONTROLLER_USB }, | 
 | 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER), | 
 | 		.driver_data = MOTION_CONTROLLER_BT }, | 
 | 	{ 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 }, | 
 | 	/* Nyko Core Controller for PS3 */ | 
 | 	{ HID_USB_DEVICE(USB_VENDOR_ID_SINO_LITE, USB_DEVICE_ID_SINO_LITE_CONTROLLER), | 
 | 		.driver_data = SIXAXIS_CONTROLLER_USB | SINO_LITE_CONTROLLER }, | 
 | 	{ } | 
 | }; | 
 | 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, | 
 |  | 
 | #ifdef CONFIG_PM | 
 | 	.suspend          = sony_suspend, | 
 | 	.resume	          = sony_resume, | 
 | 	.reset_resume     = sony_resume, | 
 | #endif | 
 | }; | 
 |  | 
 | 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"); |