1 /* 2 * X-Box gamepad driver 3 * 4 * Copyright (c) 2002 Marko Friedemann <mfr@bmx-chemnitz.de> 5 * 2004 Oliver Schwartz <Oliver.Schwartz@gmx.de>, 6 * Steven Toth <steve@toth.demon.co.uk>, 7 * Franz Lehner <franz@caos.at>, 8 * Ivan Hawkes <blackhawk@ivanhawkes.com> 9 * 2005 Dominic Cerquetti <binary1230@yahoo.com> 10 * 2006 Adam Buchbinder <adam.buchbinder@gmail.com> 11 * 2007 Jan Kratochvil <honza@jikos.cz> 12 * 2010 Christoph Fritz <chf.fritz@googlemail.com> 13 * 14 * This program is free software; you can redistribute it and/or 15 * modify it under the terms of the GNU General Public License as 16 * published by the Free Software Foundation; either version 2 of 17 * the License, or (at your option) any later version. 18 * 19 * This program is distributed in the hope that it will be useful, 20 * but WITHOUT ANY WARRANTY; without even the implied warranty of 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 22 * GNU General Public License for more details. 23 * 24 * You should have received a copy of the GNU General Public License 25 * along with this program; if not, write to the Free Software 26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 27 * 28 * 29 * This driver is based on: 30 * - information from http://euc.jp/periphs/xbox-controller.ja.html 31 * - the iForce driver drivers/char/joystick/iforce.c 32 * - the skeleton-driver drivers/usb/usb-skeleton.c 33 * - Xbox 360 information http://www.free60.org/wiki/Gamepad 34 * - Xbox One information https://github.com/quantus/xbox-one-controller-protocol 35 * 36 * Thanks to: 37 * - ITO Takayuki for providing essential xpad information on his website 38 * - Vojtech Pavlik - iforce driver / input subsystem 39 * - Greg Kroah-Hartman - usb-skeleton driver 40 * - XBOX Linux project - extra USB id's 41 * - Pekka Pöyry (quantus) - Xbox One controller reverse engineering 42 * 43 * TODO: 44 * - fine tune axes (especially trigger axes) 45 * - fix "analog" buttons (reported as digital now) 46 * - get rumble working 47 * - need USB IDs for other dance pads 48 * 49 * History: 50 * 51 * 2002-06-27 - 0.0.1 : first version, just said "XBOX HID controller" 52 * 53 * 2002-07-02 - 0.0.2 : basic working version 54 * - all axes and 9 of the 10 buttons work (german InterAct device) 55 * - the black button does not work 56 * 57 * 2002-07-14 - 0.0.3 : rework by Vojtech Pavlik 58 * - indentation fixes 59 * - usb + input init sequence fixes 60 * 61 * 2002-07-16 - 0.0.4 : minor changes, merge with Vojtech's v0.0.3 62 * - verified the lack of HID and report descriptors 63 * - verified that ALL buttons WORK 64 * - fixed d-pad to axes mapping 65 * 66 * 2002-07-17 - 0.0.5 : simplified d-pad handling 67 * 68 * 2004-10-02 - 0.0.6 : DDR pad support 69 * - borrowed from the XBOX linux kernel 70 * - USB id's for commonly used dance pads are present 71 * - dance pads will map D-PAD to buttons, not axes 72 * - pass the module paramater 'dpad_to_buttons' to force 73 * the D-PAD to map to buttons if your pad is not detected 74 * 75 * Later changes can be tracked in SCM. 76 */ 77 78 #include <linux/kernel.h> 79 #include <linux/input.h> 80 #include <linux/rcupdate.h> 81 #include <linux/slab.h> 82 #include <linux/stat.h> 83 #include <linux/module.h> 84 #include <linux/usb/input.h> 85 #include <linux/usb/quirks.h> 86 87 #define DRIVER_AUTHOR "Marko Friedemann <mfr@bmx-chemnitz.de>" 88 #define DRIVER_DESC "X-Box pad driver" 89 90 #define XPAD_PKT_LEN 64 91 92 /* xbox d-pads should map to buttons, as is required for DDR pads 93 but we map them to axes when possible to simplify things */ 94 #define MAP_DPAD_TO_BUTTONS (1 << 0) 95 #define MAP_TRIGGERS_TO_BUTTONS (1 << 1) 96 #define MAP_STICKS_TO_NULL (1 << 2) 97 #define DANCEPAD_MAP_CONFIG (MAP_DPAD_TO_BUTTONS | \ 98 MAP_TRIGGERS_TO_BUTTONS | MAP_STICKS_TO_NULL) 99 100 #define XTYPE_XBOX 0 101 #define XTYPE_XBOX360 1 102 #define XTYPE_XBOX360W 2 103 #define XTYPE_XBOXONE 3 104 #define XTYPE_UNKNOWN 4 105 106 static bool dpad_to_buttons; 107 module_param(dpad_to_buttons, bool, S_IRUGO); 108 MODULE_PARM_DESC(dpad_to_buttons, "Map D-PAD to buttons rather than axes for unknown pads"); 109 110 static bool triggers_to_buttons; 111 module_param(triggers_to_buttons, bool, S_IRUGO); 112 MODULE_PARM_DESC(triggers_to_buttons, "Map triggers to buttons rather than axes for unknown pads"); 113 114 static bool sticks_to_null; 115 module_param(sticks_to_null, bool, S_IRUGO); 116 MODULE_PARM_DESC(sticks_to_null, "Do not map sticks at all for unknown pads"); 117 118 static bool auto_poweroff = true; 119 module_param(auto_poweroff, bool, S_IWUSR | S_IRUGO); 120 MODULE_PARM_DESC(auto_poweroff, "Power off wireless controllers on suspend"); 121 122 static const struct xpad_device { 123 u16 idVendor; 124 u16 idProduct; 125 char *name; 126 u8 mapping; 127 u8 xtype; 128 } xpad_device[] = { 129 { 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", 0, XTYPE_XBOX }, 130 { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", 0, XTYPE_XBOX }, 131 { 0x045e, 0x0287, "Microsoft Xbox Controller S", 0, XTYPE_XBOX }, 132 { 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", 0, XTYPE_XBOX }, 133 { 0x045e, 0x028e, "Microsoft X-Box 360 pad", 0, XTYPE_XBOX360 }, 134 { 0x045e, 0x02d1, "Microsoft X-Box One pad", 0, XTYPE_XBOXONE }, 135 { 0x045e, 0x02dd, "Microsoft X-Box One pad (Firmware 2015)", 0, XTYPE_XBOXONE }, 136 { 0x045e, 0x02e3, "Microsoft X-Box One Elite pad", 0, XTYPE_XBOXONE }, 137 { 0x045e, 0x02ea, "Microsoft X-Box One S pad", 0, XTYPE_XBOXONE }, 138 { 0x045e, 0x0291, "Xbox 360 Wireless Receiver (XBOX)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, 139 { 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, 140 { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX }, 141 { 0x044f, 0xb326, "Thrustmaster Gamepad GP XID", 0, XTYPE_XBOX360 }, 142 { 0x046d, 0xc21d, "Logitech Gamepad F310", 0, XTYPE_XBOX360 }, 143 { 0x046d, 0xc21e, "Logitech Gamepad F510", 0, XTYPE_XBOX360 }, 144 { 0x046d, 0xc21f, "Logitech Gamepad F710", 0, XTYPE_XBOX360 }, 145 { 0x046d, 0xc242, "Logitech Chillstream Controller", 0, XTYPE_XBOX360 }, 146 { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", 0, XTYPE_XBOX }, 147 { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", 0, XTYPE_XBOX }, 148 { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", 0, XTYPE_XBOX }, 149 { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", 0, XTYPE_XBOX }, 150 { 0x0738, 0x4516, "Mad Catz Control Pad", 0, XTYPE_XBOX }, 151 { 0x0738, 0x4522, "Mad Catz LumiCON", 0, XTYPE_XBOX }, 152 { 0x0738, 0x4526, "Mad Catz Control Pad Pro", 0, XTYPE_XBOX }, 153 { 0x0738, 0x4536, "Mad Catz MicroCON", 0, XTYPE_XBOX }, 154 { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 155 { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", 0, XTYPE_XBOX }, 156 { 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 157 { 0x0738, 0x4718, "Mad Catz Street Fighter IV FightStick SE", 0, XTYPE_XBOX360 }, 158 { 0x0738, 0x4726, "Mad Catz Xbox 360 Controller", 0, XTYPE_XBOX360 }, 159 { 0x0738, 0x4728, "Mad Catz Street Fighter IV FightPad", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 160 { 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 161 { 0x0738, 0x4740, "Mad Catz Beat Pad", 0, XTYPE_XBOX360 }, 162 { 0x0738, 0x4a01, "Mad Catz FightStick TE 2", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE }, 163 { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 164 { 0x0738, 0xb726, "Mad Catz Xbox controller - MW2", 0, XTYPE_XBOX360 }, 165 { 0x0738, 0xbeef, "Mad Catz JOYTECH NEO SE Advanced GamePad", XTYPE_XBOX360 }, 166 { 0x0738, 0xcb02, "Saitek Cyborg Rumble Pad - PC/Xbox 360", 0, XTYPE_XBOX360 }, 167 { 0x0738, 0xcb03, "Saitek P3200 Rumble Pad - PC/Xbox 360", 0, XTYPE_XBOX360 }, 168 { 0x0738, 0xf738, "Super SFIV FightStick TE S", 0, XTYPE_XBOX360 }, 169 { 0x0c12, 0x8802, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 170 { 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", DANCEPAD_MAP_CONFIG, XTYPE_XBOX }, 171 { 0x0c12, 0x880a, "Pelican Eclipse PL-2023", 0, XTYPE_XBOX }, 172 { 0x0c12, 0x8810, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 173 { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", 0, XTYPE_XBOX }, 174 { 0x0d2f, 0x0002, "Andamiro Pump It Up pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 175 { 0x0e4c, 0x1097, "Radica Gamester Controller", 0, XTYPE_XBOX }, 176 { 0x0e4c, 0x2390, "Radica Games Jtech Controller", 0, XTYPE_XBOX }, 177 { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", 0, XTYPE_XBOX }, 178 { 0x0e6f, 0x0005, "Eclipse wireless Controller", 0, XTYPE_XBOX }, 179 { 0x0e6f, 0x0006, "Edge wireless Controller", 0, XTYPE_XBOX }, 180 { 0x0e6f, 0x0105, "HSM3 Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 181 { 0x0e6f, 0x0113, "Afterglow AX.1 Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 182 { 0x0e6f, 0x0139, "Afterglow Prismatic Wired Controller", 0, XTYPE_XBOXONE }, 183 { 0x0e6f, 0x0201, "Pelican PL-3601 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 184 { 0x0e6f, 0x0213, "Afterglow Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 185 { 0x0e6f, 0x021f, "Rock Candy Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 186 { 0x0e6f, 0x0146, "Rock Candy Wired Controller for Xbox One", 0, XTYPE_XBOXONE }, 187 { 0x0e6f, 0x0301, "Logic3 Controller", 0, XTYPE_XBOX360 }, 188 { 0x0e6f, 0x0401, "Logic3 Controller", 0, XTYPE_XBOX360 }, 189 { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", 0, XTYPE_XBOX }, 190 { 0x0e8f, 0x3008, "Generic xbox control (dealextreme)", 0, XTYPE_XBOX }, 191 { 0x0f0d, 0x000a, "Hori Co. DOA4 FightStick", 0, XTYPE_XBOX360 }, 192 { 0x0f0d, 0x000d, "Hori Fighting Stick EX2", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 193 { 0x0f0d, 0x0016, "Hori Real Arcade Pro.EX", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 194 { 0x0f0d, 0x0067, "HORIPAD ONE", 0, XTYPE_XBOXONE }, 195 { 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX }, 196 { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX }, 197 { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", 0, XTYPE_XBOX }, 198 { 0x12ab, 0x0004, "Honey Bee Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 199 { 0x12ab, 0x0301, "PDP AFTERGLOW AX.1", 0, XTYPE_XBOX360 }, 200 { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 201 { 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", 0, XTYPE_XBOX360 }, 202 { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 203 { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 }, 204 { 0x1532, 0x0037, "Razer Sabertooth", 0, XTYPE_XBOX360 }, 205 { 0x15e4, 0x3f00, "Power A Mini Pro Elite", 0, XTYPE_XBOX360 }, 206 { 0x15e4, 0x3f0a, "Xbox Airflo wired controller", 0, XTYPE_XBOX360 }, 207 { 0x15e4, 0x3f10, "Batarang Xbox 360 controller", 0, XTYPE_XBOX360 }, 208 { 0x162e, 0xbeef, "Joytech Neo-Se Take2", 0, XTYPE_XBOX360 }, 209 { 0x1689, 0xfd00, "Razer Onza Tournament Edition", 0, XTYPE_XBOX360 }, 210 { 0x1689, 0xfd01, "Razer Onza Classic Edition", 0, XTYPE_XBOX360 }, 211 { 0x24c6, 0x542a, "Xbox ONE spectra", 0, XTYPE_XBOXONE }, 212 { 0x24c6, 0x5d04, "Razer Sabertooth", 0, XTYPE_XBOX360 }, 213 { 0x1bad, 0x0002, "Harmonix Rock Band Guitar", 0, XTYPE_XBOX360 }, 214 { 0x1bad, 0x0003, "Harmonix Rock Band Drumkit", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 215 { 0x1bad, 0xf016, "Mad Catz Xbox 360 Controller", 0, XTYPE_XBOX360 }, 216 { 0x1bad, 0xf023, "MLG Pro Circuit Controller (Xbox)", 0, XTYPE_XBOX360 }, 217 { 0x1bad, 0xf028, "Street Fighter IV FightPad", 0, XTYPE_XBOX360 }, 218 { 0x1bad, 0xf038, "Street Fighter IV FightStick TE", 0, XTYPE_XBOX360 }, 219 { 0x1bad, 0xf900, "Harmonix Xbox 360 Controller", 0, XTYPE_XBOX360 }, 220 { 0x1bad, 0xf901, "Gamestop Xbox 360 Controller", 0, XTYPE_XBOX360 }, 221 { 0x1bad, 0xf903, "Tron Xbox 360 controller", 0, XTYPE_XBOX360 }, 222 { 0x24c6, 0x5000, "Razer Atrox Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 223 { 0x24c6, 0x5300, "PowerA MINI PROEX Controller", 0, XTYPE_XBOX360 }, 224 { 0x24c6, 0x5303, "Xbox Airflo wired controller", 0, XTYPE_XBOX360 }, 225 { 0x24c6, 0x541a, "PowerA Xbox One Mini Wired Controller", 0, XTYPE_XBOXONE }, 226 { 0x24c6, 0x543a, "PowerA Xbox One wired controller", 0, XTYPE_XBOXONE }, 227 { 0x24c6, 0x5500, "Hori XBOX 360 EX 2 with Turbo", 0, XTYPE_XBOX360 }, 228 { 0x24c6, 0x5501, "Hori Real Arcade Pro VX-SA", 0, XTYPE_XBOX360 }, 229 { 0x24c6, 0x5506, "Hori SOULCALIBUR V Stick", 0, XTYPE_XBOX360 }, 230 { 0x24c6, 0x5b02, "Thrustmaster, Inc. GPX Controller", 0, XTYPE_XBOX360 }, 231 { 0x24c6, 0x5b03, "Thrustmaster Ferrari 458 Racing Wheel", 0, XTYPE_XBOX360 }, 232 { 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX }, 233 { 0x0000, 0x0000, "Generic X-Box pad", 0, XTYPE_UNKNOWN } 234 }; 235 236 /* buttons shared with xbox and xbox360 */ 237 static const signed short xpad_common_btn[] = { 238 BTN_A, BTN_B, BTN_X, BTN_Y, /* "analog" buttons */ 239 BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR, /* start/back/sticks */ 240 -1 /* terminating entry */ 241 }; 242 243 /* original xbox controllers only */ 244 static const signed short xpad_btn[] = { 245 BTN_C, BTN_Z, /* "analog" buttons */ 246 -1 /* terminating entry */ 247 }; 248 249 /* used when dpad is mapped to buttons */ 250 static const signed short xpad_btn_pad[] = { 251 BTN_TRIGGER_HAPPY1, BTN_TRIGGER_HAPPY2, /* d-pad left, right */ 252 BTN_TRIGGER_HAPPY3, BTN_TRIGGER_HAPPY4, /* d-pad up, down */ 253 -1 /* terminating entry */ 254 }; 255 256 /* used when triggers are mapped to buttons */ 257 static const signed short xpad_btn_triggers[] = { 258 BTN_TL2, BTN_TR2, /* triggers left/right */ 259 -1 260 }; 261 262 static const signed short xpad360_btn[] = { /* buttons for x360 controller */ 263 BTN_TL, BTN_TR, /* Button LB/RB */ 264 BTN_MODE, /* The big X button */ 265 -1 266 }; 267 268 static const signed short xpad_abs[] = { 269 ABS_X, ABS_Y, /* left stick */ 270 ABS_RX, ABS_RY, /* right stick */ 271 -1 /* terminating entry */ 272 }; 273 274 /* used when dpad is mapped to axes */ 275 static const signed short xpad_abs_pad[] = { 276 ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ 277 -1 /* terminating entry */ 278 }; 279 280 /* used when triggers are mapped to axes */ 281 static const signed short xpad_abs_triggers[] = { 282 ABS_Z, ABS_RZ, /* triggers left/right */ 283 -1 284 }; 285 286 /* 287 * Xbox 360 has a vendor-specific class, so we cannot match it with only 288 * USB_INTERFACE_INFO (also specifically refused by USB subsystem), so we 289 * match against vendor id as well. Wired Xbox 360 devices have protocol 1, 290 * wireless controllers have protocol 129. 291 */ 292 #define XPAD_XBOX360_VENDOR_PROTOCOL(vend,pr) \ 293 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 294 .idVendor = (vend), \ 295 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 296 .bInterfaceSubClass = 93, \ 297 .bInterfaceProtocol = (pr) 298 #define XPAD_XBOX360_VENDOR(vend) \ 299 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,1) }, \ 300 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,129) } 301 302 /* The Xbox One controller uses subclass 71 and protocol 208. */ 303 #define XPAD_XBOXONE_VENDOR_PROTOCOL(vend, pr) \ 304 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 305 .idVendor = (vend), \ 306 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 307 .bInterfaceSubClass = 71, \ 308 .bInterfaceProtocol = (pr) 309 #define XPAD_XBOXONE_VENDOR(vend) \ 310 { XPAD_XBOXONE_VENDOR_PROTOCOL(vend, 208) } 311 312 static struct usb_device_id xpad_table[] = { 313 { USB_INTERFACE_INFO('X', 'B', 0) }, /* X-Box USB-IF not approved class */ 314 XPAD_XBOX360_VENDOR(0x044f), /* Thrustmaster X-Box 360 controllers */ 315 XPAD_XBOX360_VENDOR(0x045e), /* Microsoft X-Box 360 controllers */ 316 XPAD_XBOXONE_VENDOR(0x045e), /* Microsoft X-Box One controllers */ 317 XPAD_XBOX360_VENDOR(0x046d), /* Logitech X-Box 360 style controllers */ 318 XPAD_XBOX360_VENDOR(0x0738), /* Mad Catz X-Box 360 controllers */ 319 { USB_DEVICE(0x0738, 0x4540) }, /* Mad Catz Beat Pad */ 320 XPAD_XBOXONE_VENDOR(0x0738), /* Mad Catz FightStick TE 2 */ 321 XPAD_XBOX360_VENDOR(0x0e6f), /* 0x0e6f X-Box 360 controllers */ 322 XPAD_XBOXONE_VENDOR(0x0e6f), /* 0x0e6f X-Box One controllers */ 323 XPAD_XBOX360_VENDOR(0x12ab), /* X-Box 360 dance pads */ 324 XPAD_XBOX360_VENDOR(0x1430), /* RedOctane X-Box 360 controllers */ 325 XPAD_XBOX360_VENDOR(0x146b), /* BigBen Interactive Controllers */ 326 XPAD_XBOX360_VENDOR(0x1bad), /* Harminix Rock Band Guitar and Drums */ 327 XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */ 328 XPAD_XBOXONE_VENDOR(0x0f0d), /* Hori Controllers */ 329 XPAD_XBOX360_VENDOR(0x1689), /* Razer Onza */ 330 XPAD_XBOX360_VENDOR(0x24c6), /* PowerA Controllers */ 331 XPAD_XBOXONE_VENDOR(0x24c6), /* PowerA Controllers */ 332 XPAD_XBOX360_VENDOR(0x1532), /* Razer Sabertooth */ 333 XPAD_XBOX360_VENDOR(0x15e4), /* Numark X-Box 360 controllers */ 334 XPAD_XBOX360_VENDOR(0x162e), /* Joytech X-Box 360 controllers */ 335 { } 336 }; 337 338 MODULE_DEVICE_TABLE(usb, xpad_table); 339 340 struct xpad_output_packet { 341 u8 data[XPAD_PKT_LEN]; 342 u8 len; 343 bool pending; 344 }; 345 346 #define XPAD_OUT_CMD_IDX 0 347 #define XPAD_OUT_FF_IDX 1 348 #define XPAD_OUT_LED_IDX (1 + IS_ENABLED(CONFIG_JOYSTICK_XPAD_FF)) 349 #define XPAD_NUM_OUT_PACKETS (1 + \ 350 IS_ENABLED(CONFIG_JOYSTICK_XPAD_FF) + \ 351 IS_ENABLED(CONFIG_JOYSTICK_XPAD_LEDS)) 352 353 struct usb_xpad { 354 struct input_dev *dev; /* input device interface */ 355 struct input_dev __rcu *x360w_dev; 356 struct usb_device *udev; /* usb device */ 357 struct usb_interface *intf; /* usb interface */ 358 359 bool pad_present; 360 bool input_created; 361 362 struct urb *irq_in; /* urb for interrupt in report */ 363 unsigned char *idata; /* input data */ 364 dma_addr_t idata_dma; 365 366 struct urb *irq_out; /* urb for interrupt out report */ 367 struct usb_anchor irq_out_anchor; 368 bool irq_out_active; /* we must not use an active URB */ 369 u8 odata_serial; /* serial number for xbox one protocol */ 370 unsigned char *odata; /* output data */ 371 dma_addr_t odata_dma; 372 spinlock_t odata_lock; 373 374 struct xpad_output_packet out_packets[XPAD_NUM_OUT_PACKETS]; 375 int last_out_packet; 376 377 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 378 struct xpad_led *led; 379 #endif 380 381 char phys[64]; /* physical device path */ 382 383 int mapping; /* map d-pad to buttons or to axes */ 384 int xtype; /* type of xbox device */ 385 int pad_nr; /* the order x360 pads were attached */ 386 const char *name; /* name of the device */ 387 struct work_struct work; /* init/remove device from callback */ 388 }; 389 390 static int xpad_init_input(struct usb_xpad *xpad); 391 static void xpad_deinit_input(struct usb_xpad *xpad); 392 393 /* 394 * xpad_process_packet 395 * 396 * Completes a request by converting the data into events for the 397 * input subsystem. 398 * 399 * The used report descriptor was taken from ITO Takayukis website: 400 * http://euc.jp/periphs/xbox-controller.ja.html 401 */ 402 static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 403 { 404 struct input_dev *dev = xpad->dev; 405 406 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 407 /* left stick */ 408 input_report_abs(dev, ABS_X, 409 (__s16) le16_to_cpup((__le16 *)(data + 12))); 410 input_report_abs(dev, ABS_Y, 411 ~(__s16) le16_to_cpup((__le16 *)(data + 14))); 412 413 /* right stick */ 414 input_report_abs(dev, ABS_RX, 415 (__s16) le16_to_cpup((__le16 *)(data + 16))); 416 input_report_abs(dev, ABS_RY, 417 ~(__s16) le16_to_cpup((__le16 *)(data + 18))); 418 } 419 420 /* triggers left/right */ 421 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 422 input_report_key(dev, BTN_TL2, data[10]); 423 input_report_key(dev, BTN_TR2, data[11]); 424 } else { 425 input_report_abs(dev, ABS_Z, data[10]); 426 input_report_abs(dev, ABS_RZ, data[11]); 427 } 428 429 /* digital pad */ 430 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 431 /* dpad as buttons (left, right, up, down) */ 432 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 433 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 434 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 435 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 436 } else { 437 input_report_abs(dev, ABS_HAT0X, 438 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 439 input_report_abs(dev, ABS_HAT0Y, 440 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 441 } 442 443 /* start/back buttons and stick press left/right */ 444 input_report_key(dev, BTN_START, data[2] & 0x10); 445 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 446 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 447 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 448 449 /* "analog" buttons A, B, X, Y */ 450 input_report_key(dev, BTN_A, data[4]); 451 input_report_key(dev, BTN_B, data[5]); 452 input_report_key(dev, BTN_X, data[6]); 453 input_report_key(dev, BTN_Y, data[7]); 454 455 /* "analog" buttons black, white */ 456 input_report_key(dev, BTN_C, data[8]); 457 input_report_key(dev, BTN_Z, data[9]); 458 459 input_sync(dev); 460 } 461 462 /* 463 * xpad360_process_packet 464 * 465 * Completes a request by converting the data into events for the 466 * input subsystem. It is version for xbox 360 controller 467 * 468 * The used report descriptor was taken from: 469 * http://www.free60.org/wiki/Gamepad 470 */ 471 472 static void xpad360_process_packet(struct usb_xpad *xpad, struct input_dev *dev, 473 u16 cmd, unsigned char *data) 474 { 475 /* valid pad data */ 476 if (data[0] != 0x00) 477 return; 478 479 /* digital pad */ 480 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 481 /* dpad as buttons (left, right, up, down) */ 482 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 483 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 484 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 485 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 486 } 487 488 /* 489 * This should be a simple else block. However historically 490 * xbox360w has mapped DPAD to buttons while xbox360 did not. This 491 * made no sense, but now we can not just switch back and have to 492 * support both behaviors. 493 */ 494 if (!(xpad->mapping & MAP_DPAD_TO_BUTTONS) || 495 xpad->xtype == XTYPE_XBOX360W) { 496 input_report_abs(dev, ABS_HAT0X, 497 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 498 input_report_abs(dev, ABS_HAT0Y, 499 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 500 } 501 502 /* start/back buttons */ 503 input_report_key(dev, BTN_START, data[2] & 0x10); 504 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 505 506 /* stick press left/right */ 507 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 508 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 509 510 /* buttons A,B,X,Y,TL,TR and MODE */ 511 input_report_key(dev, BTN_A, data[3] & 0x10); 512 input_report_key(dev, BTN_B, data[3] & 0x20); 513 input_report_key(dev, BTN_X, data[3] & 0x40); 514 input_report_key(dev, BTN_Y, data[3] & 0x80); 515 input_report_key(dev, BTN_TL, data[3] & 0x01); 516 input_report_key(dev, BTN_TR, data[3] & 0x02); 517 input_report_key(dev, BTN_MODE, data[3] & 0x04); 518 519 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 520 /* left stick */ 521 input_report_abs(dev, ABS_X, 522 (__s16) le16_to_cpup((__le16 *)(data + 6))); 523 input_report_abs(dev, ABS_Y, 524 ~(__s16) le16_to_cpup((__le16 *)(data + 8))); 525 526 /* right stick */ 527 input_report_abs(dev, ABS_RX, 528 (__s16) le16_to_cpup((__le16 *)(data + 10))); 529 input_report_abs(dev, ABS_RY, 530 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 531 } 532 533 /* triggers left/right */ 534 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 535 input_report_key(dev, BTN_TL2, data[4]); 536 input_report_key(dev, BTN_TR2, data[5]); 537 } else { 538 input_report_abs(dev, ABS_Z, data[4]); 539 input_report_abs(dev, ABS_RZ, data[5]); 540 } 541 542 input_sync(dev); 543 } 544 545 static void xpad_presence_work(struct work_struct *work) 546 { 547 struct usb_xpad *xpad = container_of(work, struct usb_xpad, work); 548 int error; 549 550 if (xpad->pad_present) { 551 error = xpad_init_input(xpad); 552 if (error) { 553 /* complain only, not much else we can do here */ 554 dev_err(&xpad->dev->dev, 555 "unable to init device: %d\n", error); 556 } else { 557 rcu_assign_pointer(xpad->x360w_dev, xpad->dev); 558 } 559 } else { 560 RCU_INIT_POINTER(xpad->x360w_dev, NULL); 561 synchronize_rcu(); 562 /* 563 * Now that we are sure xpad360w_process_packet is not 564 * using input device we can get rid of it. 565 */ 566 xpad_deinit_input(xpad); 567 } 568 } 569 570 /* 571 * xpad360w_process_packet 572 * 573 * Completes a request by converting the data into events for the 574 * input subsystem. It is version for xbox 360 wireless controller. 575 * 576 * Byte.Bit 577 * 00.1 - Status change: The controller or headset has connected/disconnected 578 * Bits 01.7 and 01.6 are valid 579 * 01.7 - Controller present 580 * 01.6 - Headset present 581 * 01.1 - Pad state (Bytes 4+) valid 582 * 583 */ 584 static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 585 { 586 struct input_dev *dev; 587 bool present; 588 589 /* Presence change */ 590 if (data[0] & 0x08) { 591 present = (data[1] & 0x80) != 0; 592 593 if (xpad->pad_present != present) { 594 xpad->pad_present = present; 595 schedule_work(&xpad->work); 596 } 597 } 598 599 /* Valid pad data */ 600 if (data[1] != 0x1) 601 return; 602 603 rcu_read_lock(); 604 dev = rcu_dereference(xpad->x360w_dev); 605 if (dev) 606 xpad360_process_packet(xpad, dev, cmd, &data[4]); 607 rcu_read_unlock(); 608 } 609 610 /* 611 * xpadone_process_buttons 612 * 613 * Process a button update packet from an Xbox one controller. 614 */ 615 static void xpadone_process_buttons(struct usb_xpad *xpad, 616 struct input_dev *dev, 617 unsigned char *data) 618 { 619 /* menu/view buttons */ 620 input_report_key(dev, BTN_START, data[4] & 0x04); 621 input_report_key(dev, BTN_SELECT, data[4] & 0x08); 622 623 /* buttons A,B,X,Y */ 624 input_report_key(dev, BTN_A, data[4] & 0x10); 625 input_report_key(dev, BTN_B, data[4] & 0x20); 626 input_report_key(dev, BTN_X, data[4] & 0x40); 627 input_report_key(dev, BTN_Y, data[4] & 0x80); 628 629 /* digital pad */ 630 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 631 /* dpad as buttons (left, right, up, down) */ 632 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[5] & 0x04); 633 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[5] & 0x08); 634 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[5] & 0x01); 635 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[5] & 0x02); 636 } else { 637 input_report_abs(dev, ABS_HAT0X, 638 !!(data[5] & 0x08) - !!(data[5] & 0x04)); 639 input_report_abs(dev, ABS_HAT0Y, 640 !!(data[5] & 0x02) - !!(data[5] & 0x01)); 641 } 642 643 /* TL/TR */ 644 input_report_key(dev, BTN_TL, data[5] & 0x10); 645 input_report_key(dev, BTN_TR, data[5] & 0x20); 646 647 /* stick press left/right */ 648 input_report_key(dev, BTN_THUMBL, data[5] & 0x40); 649 input_report_key(dev, BTN_THUMBR, data[5] & 0x80); 650 651 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 652 /* left stick */ 653 input_report_abs(dev, ABS_X, 654 (__s16) le16_to_cpup((__le16 *)(data + 10))); 655 input_report_abs(dev, ABS_Y, 656 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 657 658 /* right stick */ 659 input_report_abs(dev, ABS_RX, 660 (__s16) le16_to_cpup((__le16 *)(data + 14))); 661 input_report_abs(dev, ABS_RY, 662 ~(__s16) le16_to_cpup((__le16 *)(data + 16))); 663 } 664 665 /* triggers left/right */ 666 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 667 input_report_key(dev, BTN_TL2, 668 (__u16) le16_to_cpup((__le16 *)(data + 6))); 669 input_report_key(dev, BTN_TR2, 670 (__u16) le16_to_cpup((__le16 *)(data + 8))); 671 } else { 672 input_report_abs(dev, ABS_Z, 673 (__u16) le16_to_cpup((__le16 *)(data + 6))); 674 input_report_abs(dev, ABS_RZ, 675 (__u16) le16_to_cpup((__le16 *)(data + 8))); 676 } 677 678 input_sync(dev); 679 } 680 681 /* 682 * xpadone_process_packet 683 * 684 * Completes a request by converting the data into events for the 685 * input subsystem. This version is for the Xbox One controller. 686 * 687 * The report format was gleaned from 688 * https://github.com/kylelemons/xbox/blob/master/xbox.go 689 */ 690 691 static void xpadone_process_packet(struct usb_xpad *xpad, 692 u16 cmd, unsigned char *data) 693 { 694 struct input_dev *dev = xpad->dev; 695 696 switch (data[0]) { 697 case 0x20: 698 xpadone_process_buttons(xpad, dev, data); 699 break; 700 701 case 0x07: 702 /* the xbox button has its own special report */ 703 input_report_key(dev, BTN_MODE, data[4] & 0x01); 704 input_sync(dev); 705 break; 706 } 707 } 708 709 static void xpad_irq_in(struct urb *urb) 710 { 711 struct usb_xpad *xpad = urb->context; 712 struct device *dev = &xpad->intf->dev; 713 int retval, status; 714 715 status = urb->status; 716 717 switch (status) { 718 case 0: 719 /* success */ 720 break; 721 case -ECONNRESET: 722 case -ENOENT: 723 case -ESHUTDOWN: 724 /* this urb is terminated, clean up */ 725 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 726 __func__, status); 727 return; 728 default: 729 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 730 __func__, status); 731 goto exit; 732 } 733 734 switch (xpad->xtype) { 735 case XTYPE_XBOX360: 736 xpad360_process_packet(xpad, xpad->dev, 0, xpad->idata); 737 break; 738 case XTYPE_XBOX360W: 739 xpad360w_process_packet(xpad, 0, xpad->idata); 740 break; 741 case XTYPE_XBOXONE: 742 xpadone_process_packet(xpad, 0, xpad->idata); 743 break; 744 default: 745 xpad_process_packet(xpad, 0, xpad->idata); 746 } 747 748 exit: 749 retval = usb_submit_urb(urb, GFP_ATOMIC); 750 if (retval) 751 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 752 __func__, retval); 753 } 754 755 /* Callers must hold xpad->odata_lock spinlock */ 756 static bool xpad_prepare_next_out_packet(struct usb_xpad *xpad) 757 { 758 struct xpad_output_packet *pkt, *packet = NULL; 759 int i; 760 761 for (i = 0; i < XPAD_NUM_OUT_PACKETS; i++) { 762 if (++xpad->last_out_packet >= XPAD_NUM_OUT_PACKETS) 763 xpad->last_out_packet = 0; 764 765 pkt = &xpad->out_packets[xpad->last_out_packet]; 766 if (pkt->pending) { 767 dev_dbg(&xpad->intf->dev, 768 "%s - found pending output packet %d\n", 769 __func__, xpad->last_out_packet); 770 packet = pkt; 771 break; 772 } 773 } 774 775 if (packet) { 776 memcpy(xpad->odata, packet->data, packet->len); 777 xpad->irq_out->transfer_buffer_length = packet->len; 778 packet->pending = false; 779 return true; 780 } 781 782 return false; 783 } 784 785 /* Callers must hold xpad->odata_lock spinlock */ 786 static int xpad_try_sending_next_out_packet(struct usb_xpad *xpad) 787 { 788 int error; 789 790 if (!xpad->irq_out_active && xpad_prepare_next_out_packet(xpad)) { 791 usb_anchor_urb(xpad->irq_out, &xpad->irq_out_anchor); 792 error = usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 793 if (error) { 794 dev_err(&xpad->intf->dev, 795 "%s - usb_submit_urb failed with result %d\n", 796 __func__, error); 797 usb_unanchor_urb(xpad->irq_out); 798 return -EIO; 799 } 800 801 xpad->irq_out_active = true; 802 } 803 804 return 0; 805 } 806 807 static void xpad_irq_out(struct urb *urb) 808 { 809 struct usb_xpad *xpad = urb->context; 810 struct device *dev = &xpad->intf->dev; 811 int status = urb->status; 812 int error; 813 unsigned long flags; 814 815 spin_lock_irqsave(&xpad->odata_lock, flags); 816 817 switch (status) { 818 case 0: 819 /* success */ 820 xpad->irq_out_active = xpad_prepare_next_out_packet(xpad); 821 break; 822 823 case -ECONNRESET: 824 case -ENOENT: 825 case -ESHUTDOWN: 826 /* this urb is terminated, clean up */ 827 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 828 __func__, status); 829 xpad->irq_out_active = false; 830 break; 831 832 default: 833 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 834 __func__, status); 835 break; 836 } 837 838 if (xpad->irq_out_active) { 839 usb_anchor_urb(urb, &xpad->irq_out_anchor); 840 error = usb_submit_urb(urb, GFP_ATOMIC); 841 if (error) { 842 dev_err(dev, 843 "%s - usb_submit_urb failed with result %d\n", 844 __func__, error); 845 usb_unanchor_urb(urb); 846 xpad->irq_out_active = false; 847 } 848 } 849 850 spin_unlock_irqrestore(&xpad->odata_lock, flags); 851 } 852 853 static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) 854 { 855 struct usb_endpoint_descriptor *ep_irq_out; 856 int ep_irq_out_idx; 857 int error; 858 859 if (xpad->xtype == XTYPE_UNKNOWN) 860 return 0; 861 862 init_usb_anchor(&xpad->irq_out_anchor); 863 864 xpad->odata = usb_alloc_coherent(xpad->udev, XPAD_PKT_LEN, 865 GFP_KERNEL, &xpad->odata_dma); 866 if (!xpad->odata) { 867 error = -ENOMEM; 868 goto fail1; 869 } 870 871 spin_lock_init(&xpad->odata_lock); 872 873 xpad->irq_out = usb_alloc_urb(0, GFP_KERNEL); 874 if (!xpad->irq_out) { 875 error = -ENOMEM; 876 goto fail2; 877 } 878 879 /* Xbox One controller has in/out endpoints swapped. */ 880 ep_irq_out_idx = xpad->xtype == XTYPE_XBOXONE ? 0 : 1; 881 ep_irq_out = &intf->cur_altsetting->endpoint[ep_irq_out_idx].desc; 882 883 usb_fill_int_urb(xpad->irq_out, xpad->udev, 884 usb_sndintpipe(xpad->udev, ep_irq_out->bEndpointAddress), 885 xpad->odata, XPAD_PKT_LEN, 886 xpad_irq_out, xpad, ep_irq_out->bInterval); 887 xpad->irq_out->transfer_dma = xpad->odata_dma; 888 xpad->irq_out->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 889 890 return 0; 891 892 fail2: usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); 893 fail1: return error; 894 } 895 896 static void xpad_stop_output(struct usb_xpad *xpad) 897 { 898 if (xpad->xtype != XTYPE_UNKNOWN) { 899 if (!usb_wait_anchor_empty_timeout(&xpad->irq_out_anchor, 900 5000)) { 901 dev_warn(&xpad->intf->dev, 902 "timed out waiting for output URB to complete, killing\n"); 903 usb_kill_anchored_urbs(&xpad->irq_out_anchor); 904 } 905 } 906 } 907 908 static void xpad_deinit_output(struct usb_xpad *xpad) 909 { 910 if (xpad->xtype != XTYPE_UNKNOWN) { 911 usb_free_urb(xpad->irq_out); 912 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 913 xpad->odata, xpad->odata_dma); 914 } 915 } 916 917 static int xpad_inquiry_pad_presence(struct usb_xpad *xpad) 918 { 919 struct xpad_output_packet *packet = 920 &xpad->out_packets[XPAD_OUT_CMD_IDX]; 921 unsigned long flags; 922 int retval; 923 924 spin_lock_irqsave(&xpad->odata_lock, flags); 925 926 packet->data[0] = 0x08; 927 packet->data[1] = 0x00; 928 packet->data[2] = 0x0F; 929 packet->data[3] = 0xC0; 930 packet->data[4] = 0x00; 931 packet->data[5] = 0x00; 932 packet->data[6] = 0x00; 933 packet->data[7] = 0x00; 934 packet->data[8] = 0x00; 935 packet->data[9] = 0x00; 936 packet->data[10] = 0x00; 937 packet->data[11] = 0x00; 938 packet->len = 12; 939 packet->pending = true; 940 941 /* Reset the sequence so we send out presence first */ 942 xpad->last_out_packet = -1; 943 retval = xpad_try_sending_next_out_packet(xpad); 944 945 spin_unlock_irqrestore(&xpad->odata_lock, flags); 946 947 return retval; 948 } 949 950 static int xpad_start_xbox_one(struct usb_xpad *xpad) 951 { 952 struct xpad_output_packet *packet = 953 &xpad->out_packets[XPAD_OUT_CMD_IDX]; 954 unsigned long flags; 955 int retval; 956 957 spin_lock_irqsave(&xpad->odata_lock, flags); 958 959 /* Xbox one controller needs to be initialized. */ 960 packet->data[0] = 0x05; 961 packet->data[1] = 0x20; 962 packet->data[2] = xpad->odata_serial++; /* packet serial */ 963 packet->data[3] = 0x01; /* rumble bit enable? */ 964 packet->data[4] = 0x00; 965 packet->len = 5; 966 packet->pending = true; 967 968 /* Reset the sequence so we send out start packet first */ 969 xpad->last_out_packet = -1; 970 retval = xpad_try_sending_next_out_packet(xpad); 971 972 spin_unlock_irqrestore(&xpad->odata_lock, flags); 973 974 return retval; 975 } 976 977 #ifdef CONFIG_JOYSTICK_XPAD_FF 978 static int xpad_play_effect(struct input_dev *dev, void *data, struct ff_effect *effect) 979 { 980 struct usb_xpad *xpad = input_get_drvdata(dev); 981 struct xpad_output_packet *packet = &xpad->out_packets[XPAD_OUT_FF_IDX]; 982 __u16 strong; 983 __u16 weak; 984 int retval; 985 unsigned long flags; 986 987 if (effect->type != FF_RUMBLE) 988 return 0; 989 990 strong = effect->u.rumble.strong_magnitude; 991 weak = effect->u.rumble.weak_magnitude; 992 993 spin_lock_irqsave(&xpad->odata_lock, flags); 994 995 switch (xpad->xtype) { 996 case XTYPE_XBOX: 997 packet->data[0] = 0x00; 998 packet->data[1] = 0x06; 999 packet->data[2] = 0x00; 1000 packet->data[3] = strong / 256; /* left actuator */ 1001 packet->data[4] = 0x00; 1002 packet->data[5] = weak / 256; /* right actuator */ 1003 packet->len = 6; 1004 packet->pending = true; 1005 break; 1006 1007 case XTYPE_XBOX360: 1008 packet->data[0] = 0x00; 1009 packet->data[1] = 0x08; 1010 packet->data[2] = 0x00; 1011 packet->data[3] = strong / 256; /* left actuator? */ 1012 packet->data[4] = weak / 256; /* right actuator? */ 1013 packet->data[5] = 0x00; 1014 packet->data[6] = 0x00; 1015 packet->data[7] = 0x00; 1016 packet->len = 8; 1017 packet->pending = true; 1018 break; 1019 1020 case XTYPE_XBOX360W: 1021 packet->data[0] = 0x00; 1022 packet->data[1] = 0x01; 1023 packet->data[2] = 0x0F; 1024 packet->data[3] = 0xC0; 1025 packet->data[4] = 0x00; 1026 packet->data[5] = strong / 256; 1027 packet->data[6] = weak / 256; 1028 packet->data[7] = 0x00; 1029 packet->data[8] = 0x00; 1030 packet->data[9] = 0x00; 1031 packet->data[10] = 0x00; 1032 packet->data[11] = 0x00; 1033 packet->len = 12; 1034 packet->pending = true; 1035 break; 1036 1037 case XTYPE_XBOXONE: 1038 packet->data[0] = 0x09; /* activate rumble */ 1039 packet->data[1] = 0x00; 1040 packet->data[2] = xpad->odata_serial++; 1041 packet->data[3] = 0x09; 1042 packet->data[4] = 0x00; 1043 packet->data[5] = 0x0F; 1044 packet->data[6] = 0x00; 1045 packet->data[7] = 0x00; 1046 packet->data[8] = strong / 512; /* left actuator */ 1047 packet->data[9] = weak / 512; /* right actuator */ 1048 packet->data[10] = 0xFF; /* on period */ 1049 packet->data[11] = 0x00; /* off period */ 1050 packet->data[12] = 0xFF; /* repeat count */ 1051 packet->len = 13; 1052 packet->pending = true; 1053 break; 1054 1055 default: 1056 dev_dbg(&xpad->dev->dev, 1057 "%s - rumble command sent to unsupported xpad type: %d\n", 1058 __func__, xpad->xtype); 1059 retval = -EINVAL; 1060 goto out; 1061 } 1062 1063 retval = xpad_try_sending_next_out_packet(xpad); 1064 1065 out: 1066 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1067 return retval; 1068 } 1069 1070 static int xpad_init_ff(struct usb_xpad *xpad) 1071 { 1072 if (xpad->xtype == XTYPE_UNKNOWN) 1073 return 0; 1074 1075 input_set_capability(xpad->dev, EV_FF, FF_RUMBLE); 1076 1077 return input_ff_create_memless(xpad->dev, NULL, xpad_play_effect); 1078 } 1079 1080 #else 1081 static int xpad_init_ff(struct usb_xpad *xpad) { return 0; } 1082 #endif 1083 1084 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 1085 #include <linux/leds.h> 1086 #include <linux/idr.h> 1087 1088 static DEFINE_IDA(xpad_pad_seq); 1089 1090 struct xpad_led { 1091 char name[16]; 1092 struct led_classdev led_cdev; 1093 struct usb_xpad *xpad; 1094 }; 1095 1096 /** 1097 * set the LEDs on Xbox360 / Wireless Controllers 1098 * @param command 1099 * 0: off 1100 * 1: all blink, then previous setting 1101 * 2: 1/top-left blink, then on 1102 * 3: 2/top-right blink, then on 1103 * 4: 3/bottom-left blink, then on 1104 * 5: 4/bottom-right blink, then on 1105 * 6: 1/top-left on 1106 * 7: 2/top-right on 1107 * 8: 3/bottom-left on 1108 * 9: 4/bottom-right on 1109 * 10: rotate 1110 * 11: blink, based on previous setting 1111 * 12: slow blink, based on previous setting 1112 * 13: rotate with two lights 1113 * 14: persistent slow all blink 1114 * 15: blink once, then previous setting 1115 */ 1116 static void xpad_send_led_command(struct usb_xpad *xpad, int command) 1117 { 1118 struct xpad_output_packet *packet = 1119 &xpad->out_packets[XPAD_OUT_LED_IDX]; 1120 unsigned long flags; 1121 1122 command %= 16; 1123 1124 spin_lock_irqsave(&xpad->odata_lock, flags); 1125 1126 switch (xpad->xtype) { 1127 case XTYPE_XBOX360: 1128 packet->data[0] = 0x01; 1129 packet->data[1] = 0x03; 1130 packet->data[2] = command; 1131 packet->len = 3; 1132 packet->pending = true; 1133 break; 1134 1135 case XTYPE_XBOX360W: 1136 packet->data[0] = 0x00; 1137 packet->data[1] = 0x00; 1138 packet->data[2] = 0x08; 1139 packet->data[3] = 0x40 + command; 1140 packet->data[4] = 0x00; 1141 packet->data[5] = 0x00; 1142 packet->data[6] = 0x00; 1143 packet->data[7] = 0x00; 1144 packet->data[8] = 0x00; 1145 packet->data[9] = 0x00; 1146 packet->data[10] = 0x00; 1147 packet->data[11] = 0x00; 1148 packet->len = 12; 1149 packet->pending = true; 1150 break; 1151 } 1152 1153 xpad_try_sending_next_out_packet(xpad); 1154 1155 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1156 } 1157 1158 /* 1159 * Light up the segment corresponding to the pad number on 1160 * Xbox 360 Controllers. 1161 */ 1162 static void xpad_identify_controller(struct usb_xpad *xpad) 1163 { 1164 led_set_brightness(&xpad->led->led_cdev, (xpad->pad_nr % 4) + 2); 1165 } 1166 1167 static void xpad_led_set(struct led_classdev *led_cdev, 1168 enum led_brightness value) 1169 { 1170 struct xpad_led *xpad_led = container_of(led_cdev, 1171 struct xpad_led, led_cdev); 1172 1173 xpad_send_led_command(xpad_led->xpad, value); 1174 } 1175 1176 static int xpad_led_probe(struct usb_xpad *xpad) 1177 { 1178 struct xpad_led *led; 1179 struct led_classdev *led_cdev; 1180 int error; 1181 1182 if (xpad->xtype != XTYPE_XBOX360 && xpad->xtype != XTYPE_XBOX360W) 1183 return 0; 1184 1185 xpad->led = led = kzalloc(sizeof(struct xpad_led), GFP_KERNEL); 1186 if (!led) 1187 return -ENOMEM; 1188 1189 xpad->pad_nr = ida_simple_get(&xpad_pad_seq, 0, 0, GFP_KERNEL); 1190 if (xpad->pad_nr < 0) { 1191 error = xpad->pad_nr; 1192 goto err_free_mem; 1193 } 1194 1195 snprintf(led->name, sizeof(led->name), "xpad%d", xpad->pad_nr); 1196 led->xpad = xpad; 1197 1198 led_cdev = &led->led_cdev; 1199 led_cdev->name = led->name; 1200 led_cdev->brightness_set = xpad_led_set; 1201 1202 error = led_classdev_register(&xpad->udev->dev, led_cdev); 1203 if (error) 1204 goto err_free_id; 1205 1206 xpad_identify_controller(xpad); 1207 1208 return 0; 1209 1210 err_free_id: 1211 ida_simple_remove(&xpad_pad_seq, xpad->pad_nr); 1212 err_free_mem: 1213 kfree(led); 1214 xpad->led = NULL; 1215 return error; 1216 } 1217 1218 static void xpad_led_disconnect(struct usb_xpad *xpad) 1219 { 1220 struct xpad_led *xpad_led = xpad->led; 1221 1222 if (xpad_led) { 1223 led_classdev_unregister(&xpad_led->led_cdev); 1224 ida_simple_remove(&xpad_pad_seq, xpad->pad_nr); 1225 kfree(xpad_led); 1226 } 1227 } 1228 #else 1229 static int xpad_led_probe(struct usb_xpad *xpad) { return 0; } 1230 static void xpad_led_disconnect(struct usb_xpad *xpad) { } 1231 #endif 1232 1233 static int xpad_start_input(struct usb_xpad *xpad) 1234 { 1235 int error; 1236 1237 if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) 1238 return -EIO; 1239 1240 if (xpad->xtype == XTYPE_XBOXONE) { 1241 error = xpad_start_xbox_one(xpad); 1242 if (error) { 1243 usb_kill_urb(xpad->irq_in); 1244 return error; 1245 } 1246 } 1247 1248 return 0; 1249 } 1250 1251 static void xpad_stop_input(struct usb_xpad *xpad) 1252 { 1253 usb_kill_urb(xpad->irq_in); 1254 } 1255 1256 static void xpad360w_poweroff_controller(struct usb_xpad *xpad) 1257 { 1258 unsigned long flags; 1259 struct xpad_output_packet *packet = 1260 &xpad->out_packets[XPAD_OUT_CMD_IDX]; 1261 1262 spin_lock_irqsave(&xpad->odata_lock, flags); 1263 1264 packet->data[0] = 0x00; 1265 packet->data[1] = 0x00; 1266 packet->data[2] = 0x08; 1267 packet->data[3] = 0xC0; 1268 packet->data[4] = 0x00; 1269 packet->data[5] = 0x00; 1270 packet->data[6] = 0x00; 1271 packet->data[7] = 0x00; 1272 packet->data[8] = 0x00; 1273 packet->data[9] = 0x00; 1274 packet->data[10] = 0x00; 1275 packet->data[11] = 0x00; 1276 packet->len = 12; 1277 packet->pending = true; 1278 1279 /* Reset the sequence so we send out poweroff now */ 1280 xpad->last_out_packet = -1; 1281 xpad_try_sending_next_out_packet(xpad); 1282 1283 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1284 } 1285 1286 static int xpad360w_start_input(struct usb_xpad *xpad) 1287 { 1288 int error; 1289 1290 error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); 1291 if (error) 1292 return -EIO; 1293 1294 /* 1295 * Send presence packet. 1296 * This will force the controller to resend connection packets. 1297 * This is useful in the case we activate the module after the 1298 * adapter has been plugged in, as it won't automatically 1299 * send us info about the controllers. 1300 */ 1301 error = xpad_inquiry_pad_presence(xpad); 1302 if (error) { 1303 usb_kill_urb(xpad->irq_in); 1304 return error; 1305 } 1306 1307 return 0; 1308 } 1309 1310 static void xpad360w_stop_input(struct usb_xpad *xpad) 1311 { 1312 usb_kill_urb(xpad->irq_in); 1313 1314 /* Make sure we are done with presence work if it was scheduled */ 1315 flush_work(&xpad->work); 1316 } 1317 1318 static int xpad_open(struct input_dev *dev) 1319 { 1320 struct usb_xpad *xpad = input_get_drvdata(dev); 1321 1322 return xpad_start_input(xpad); 1323 } 1324 1325 static void xpad_close(struct input_dev *dev) 1326 { 1327 struct usb_xpad *xpad = input_get_drvdata(dev); 1328 1329 xpad_stop_input(xpad); 1330 } 1331 1332 static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) 1333 { 1334 struct usb_xpad *xpad = input_get_drvdata(input_dev); 1335 set_bit(abs, input_dev->absbit); 1336 1337 switch (abs) { 1338 case ABS_X: 1339 case ABS_Y: 1340 case ABS_RX: 1341 case ABS_RY: /* the two sticks */ 1342 input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); 1343 break; 1344 case ABS_Z: 1345 case ABS_RZ: /* the triggers (if mapped to axes) */ 1346 if (xpad->xtype == XTYPE_XBOXONE) 1347 input_set_abs_params(input_dev, abs, 0, 1023, 0, 0); 1348 else 1349 input_set_abs_params(input_dev, abs, 0, 255, 0, 0); 1350 break; 1351 case ABS_HAT0X: 1352 case ABS_HAT0Y: /* the d-pad (only if dpad is mapped to axes */ 1353 input_set_abs_params(input_dev, abs, -1, 1, 0, 0); 1354 break; 1355 } 1356 } 1357 1358 static void xpad_deinit_input(struct usb_xpad *xpad) 1359 { 1360 if (xpad->input_created) { 1361 xpad->input_created = false; 1362 xpad_led_disconnect(xpad); 1363 input_unregister_device(xpad->dev); 1364 } 1365 } 1366 1367 static int xpad_init_input(struct usb_xpad *xpad) 1368 { 1369 struct input_dev *input_dev; 1370 int i, error; 1371 1372 input_dev = input_allocate_device(); 1373 if (!input_dev) 1374 return -ENOMEM; 1375 1376 xpad->dev = input_dev; 1377 input_dev->name = xpad->name; 1378 input_dev->phys = xpad->phys; 1379 usb_to_input_id(xpad->udev, &input_dev->id); 1380 1381 if (xpad->xtype == XTYPE_XBOX360W) { 1382 /* x360w controllers and the receiver have different ids */ 1383 input_dev->id.product = 0x02a1; 1384 } 1385 1386 input_dev->dev.parent = &xpad->intf->dev; 1387 1388 input_set_drvdata(input_dev, xpad); 1389 1390 if (xpad->xtype != XTYPE_XBOX360W) { 1391 input_dev->open = xpad_open; 1392 input_dev->close = xpad_close; 1393 } 1394 1395 __set_bit(EV_KEY, input_dev->evbit); 1396 1397 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 1398 __set_bit(EV_ABS, input_dev->evbit); 1399 /* set up axes */ 1400 for (i = 0; xpad_abs[i] >= 0; i++) 1401 xpad_set_up_abs(input_dev, xpad_abs[i]); 1402 } 1403 1404 /* set up standard buttons */ 1405 for (i = 0; xpad_common_btn[i] >= 0; i++) 1406 __set_bit(xpad_common_btn[i], input_dev->keybit); 1407 1408 /* set up model-specific ones */ 1409 if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W || 1410 xpad->xtype == XTYPE_XBOXONE) { 1411 for (i = 0; xpad360_btn[i] >= 0; i++) 1412 __set_bit(xpad360_btn[i], input_dev->keybit); 1413 } else { 1414 for (i = 0; xpad_btn[i] >= 0; i++) 1415 __set_bit(xpad_btn[i], input_dev->keybit); 1416 } 1417 1418 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 1419 for (i = 0; xpad_btn_pad[i] >= 0; i++) 1420 __set_bit(xpad_btn_pad[i], input_dev->keybit); 1421 } 1422 1423 /* 1424 * This should be a simple else block. However historically 1425 * xbox360w has mapped DPAD to buttons while xbox360 did not. This 1426 * made no sense, but now we can not just switch back and have to 1427 * support both behaviors. 1428 */ 1429 if (!(xpad->mapping & MAP_DPAD_TO_BUTTONS) || 1430 xpad->xtype == XTYPE_XBOX360W) { 1431 for (i = 0; xpad_abs_pad[i] >= 0; i++) 1432 xpad_set_up_abs(input_dev, xpad_abs_pad[i]); 1433 } 1434 1435 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 1436 for (i = 0; xpad_btn_triggers[i] >= 0; i++) 1437 __set_bit(xpad_btn_triggers[i], input_dev->keybit); 1438 } else { 1439 for (i = 0; xpad_abs_triggers[i] >= 0; i++) 1440 xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); 1441 } 1442 1443 error = xpad_init_ff(xpad); 1444 if (error) 1445 goto err_free_input; 1446 1447 error = xpad_led_probe(xpad); 1448 if (error) 1449 goto err_destroy_ff; 1450 1451 error = input_register_device(xpad->dev); 1452 if (error) 1453 goto err_disconnect_led; 1454 1455 xpad->input_created = true; 1456 return 0; 1457 1458 err_disconnect_led: 1459 xpad_led_disconnect(xpad); 1460 err_destroy_ff: 1461 input_ff_destroy(input_dev); 1462 err_free_input: 1463 input_free_device(input_dev); 1464 return error; 1465 } 1466 1467 static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) 1468 { 1469 struct usb_device *udev = interface_to_usbdev(intf); 1470 struct usb_xpad *xpad; 1471 struct usb_endpoint_descriptor *ep_irq_in; 1472 int ep_irq_in_idx; 1473 int i, error; 1474 1475 if (intf->cur_altsetting->desc.bNumEndpoints != 2) 1476 return -ENODEV; 1477 1478 for (i = 0; xpad_device[i].idVendor; i++) { 1479 if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && 1480 (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) 1481 break; 1482 } 1483 1484 xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); 1485 if (!xpad) 1486 return -ENOMEM; 1487 1488 usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); 1489 strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); 1490 1491 xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, 1492 GFP_KERNEL, &xpad->idata_dma); 1493 if (!xpad->idata) { 1494 error = -ENOMEM; 1495 goto err_free_mem; 1496 } 1497 1498 xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); 1499 if (!xpad->irq_in) { 1500 error = -ENOMEM; 1501 goto err_free_idata; 1502 } 1503 1504 xpad->udev = udev; 1505 xpad->intf = intf; 1506 xpad->mapping = xpad_device[i].mapping; 1507 xpad->xtype = xpad_device[i].xtype; 1508 xpad->name = xpad_device[i].name; 1509 INIT_WORK(&xpad->work, xpad_presence_work); 1510 1511 if (xpad->xtype == XTYPE_UNKNOWN) { 1512 if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { 1513 if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) 1514 xpad->xtype = XTYPE_XBOX360W; 1515 else if (intf->cur_altsetting->desc.bInterfaceProtocol == 208) 1516 xpad->xtype = XTYPE_XBOXONE; 1517 else 1518 xpad->xtype = XTYPE_XBOX360; 1519 } else { 1520 xpad->xtype = XTYPE_XBOX; 1521 } 1522 1523 if (dpad_to_buttons) 1524 xpad->mapping |= MAP_DPAD_TO_BUTTONS; 1525 if (triggers_to_buttons) 1526 xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; 1527 if (sticks_to_null) 1528 xpad->mapping |= MAP_STICKS_TO_NULL; 1529 } 1530 1531 if (xpad->xtype == XTYPE_XBOXONE && 1532 intf->cur_altsetting->desc.bInterfaceNumber != 0) { 1533 /* 1534 * The Xbox One controller lists three interfaces all with the 1535 * same interface class, subclass and protocol. Differentiate by 1536 * interface number. 1537 */ 1538 error = -ENODEV; 1539 goto err_free_in_urb; 1540 } 1541 1542 error = xpad_init_output(intf, xpad); 1543 if (error) 1544 goto err_free_in_urb; 1545 1546 /* Xbox One controller has in/out endpoints swapped. */ 1547 ep_irq_in_idx = xpad->xtype == XTYPE_XBOXONE ? 1 : 0; 1548 ep_irq_in = &intf->cur_altsetting->endpoint[ep_irq_in_idx].desc; 1549 1550 usb_fill_int_urb(xpad->irq_in, udev, 1551 usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), 1552 xpad->idata, XPAD_PKT_LEN, xpad_irq_in, 1553 xpad, ep_irq_in->bInterval); 1554 xpad->irq_in->transfer_dma = xpad->idata_dma; 1555 xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 1556 1557 usb_set_intfdata(intf, xpad); 1558 1559 if (xpad->xtype == XTYPE_XBOX360W) { 1560 /* 1561 * Submit the int URB immediately rather than waiting for open 1562 * because we get status messages from the device whether 1563 * or not any controllers are attached. In fact, it's 1564 * exactly the message that a controller has arrived that 1565 * we're waiting for. 1566 */ 1567 error = xpad360w_start_input(xpad); 1568 if (error) 1569 goto err_deinit_output; 1570 /* 1571 * Wireless controllers require RESET_RESUME to work properly 1572 * after suspend. Ideally this quirk should be in usb core 1573 * quirk list, but we have too many vendors producing these 1574 * controllers and we'd need to maintain 2 identical lists 1575 * here in this driver and in usb core. 1576 */ 1577 udev->quirks |= USB_QUIRK_RESET_RESUME; 1578 } else { 1579 error = xpad_init_input(xpad); 1580 if (error) 1581 goto err_deinit_output; 1582 } 1583 return 0; 1584 1585 err_deinit_output: 1586 xpad_deinit_output(xpad); 1587 err_free_in_urb: 1588 usb_free_urb(xpad->irq_in); 1589 err_free_idata: 1590 usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); 1591 err_free_mem: 1592 kfree(xpad); 1593 return error; 1594 } 1595 1596 static void xpad_disconnect(struct usb_interface *intf) 1597 { 1598 struct usb_xpad *xpad = usb_get_intfdata(intf); 1599 1600 if (xpad->xtype == XTYPE_XBOX360W) 1601 xpad360w_stop_input(xpad); 1602 1603 xpad_deinit_input(xpad); 1604 1605 /* 1606 * Now that both input device and LED device are gone we can 1607 * stop output URB. 1608 */ 1609 xpad_stop_output(xpad); 1610 1611 xpad_deinit_output(xpad); 1612 1613 usb_free_urb(xpad->irq_in); 1614 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 1615 xpad->idata, xpad->idata_dma); 1616 1617 kfree(xpad); 1618 1619 usb_set_intfdata(intf, NULL); 1620 } 1621 1622 static int xpad_suspend(struct usb_interface *intf, pm_message_t message) 1623 { 1624 struct usb_xpad *xpad = usb_get_intfdata(intf); 1625 struct input_dev *input = xpad->dev; 1626 1627 if (xpad->xtype == XTYPE_XBOX360W) { 1628 /* 1629 * Wireless controllers always listen to input so 1630 * they are notified when controller shows up 1631 * or goes away. 1632 */ 1633 xpad360w_stop_input(xpad); 1634 1635 /* 1636 * The wireless adapter is going off now, so the 1637 * gamepads are going to become disconnected. 1638 * Unless explicitly disabled, power them down 1639 * so they don't just sit there flashing. 1640 */ 1641 if (auto_poweroff && xpad->pad_present) 1642 xpad360w_poweroff_controller(xpad); 1643 } else { 1644 mutex_lock(&input->mutex); 1645 if (input->users) 1646 xpad_stop_input(xpad); 1647 mutex_unlock(&input->mutex); 1648 } 1649 1650 xpad_stop_output(xpad); 1651 1652 return 0; 1653 } 1654 1655 static int xpad_resume(struct usb_interface *intf) 1656 { 1657 struct usb_xpad *xpad = usb_get_intfdata(intf); 1658 struct input_dev *input = xpad->dev; 1659 int retval = 0; 1660 1661 if (xpad->xtype == XTYPE_XBOX360W) { 1662 retval = xpad360w_start_input(xpad); 1663 } else { 1664 mutex_lock(&input->mutex); 1665 if (input->users) 1666 retval = xpad_start_input(xpad); 1667 mutex_unlock(&input->mutex); 1668 } 1669 1670 return retval; 1671 } 1672 1673 static struct usb_driver xpad_driver = { 1674 .name = "xpad", 1675 .probe = xpad_probe, 1676 .disconnect = xpad_disconnect, 1677 .suspend = xpad_suspend, 1678 .resume = xpad_resume, 1679 .reset_resume = xpad_resume, 1680 .id_table = xpad_table, 1681 }; 1682 1683 module_usb_driver(xpad_driver); 1684 1685 MODULE_AUTHOR(DRIVER_AUTHOR); 1686 MODULE_DESCRIPTION(DRIVER_DESC); 1687 MODULE_LICENSE("GPL"); 1688