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 * 35 * Thanks to: 36 * - ITO Takayuki for providing essential xpad information on his website 37 * - Vojtech Pavlik - iforce driver / input subsystem 38 * - Greg Kroah-Hartman - usb-skeleton driver 39 * - XBOX Linux project - extra USB id's 40 * 41 * TODO: 42 * - fine tune axes (especially trigger axes) 43 * - fix "analog" buttons (reported as digital now) 44 * - get rumble working 45 * - need USB IDs for other dance pads 46 * 47 * History: 48 * 49 * 2002-06-27 - 0.0.1 : first version, just said "XBOX HID controller" 50 * 51 * 2002-07-02 - 0.0.2 : basic working version 52 * - all axes and 9 of the 10 buttons work (german InterAct device) 53 * - the black button does not work 54 * 55 * 2002-07-14 - 0.0.3 : rework by Vojtech Pavlik 56 * - indentation fixes 57 * - usb + input init sequence fixes 58 * 59 * 2002-07-16 - 0.0.4 : minor changes, merge with Vojtech's v0.0.3 60 * - verified the lack of HID and report descriptors 61 * - verified that ALL buttons WORK 62 * - fixed d-pad to axes mapping 63 * 64 * 2002-07-17 - 0.0.5 : simplified d-pad handling 65 * 66 * 2004-10-02 - 0.0.6 : DDR pad support 67 * - borrowed from the XBOX linux kernel 68 * - USB id's for commonly used dance pads are present 69 * - dance pads will map D-PAD to buttons, not axes 70 * - pass the module paramater 'dpad_to_buttons' to force 71 * the D-PAD to map to buttons if your pad is not detected 72 * 73 * Later changes can be tracked in SCM. 74 */ 75 76 #include <linux/kernel.h> 77 #include <linux/slab.h> 78 #include <linux/stat.h> 79 #include <linux/module.h> 80 #include <linux/usb/input.h> 81 82 #define DRIVER_AUTHOR "Marko Friedemann <mfr@bmx-chemnitz.de>" 83 #define DRIVER_DESC "X-Box pad driver" 84 85 #define XPAD_PKT_LEN 32 86 87 /* xbox d-pads should map to buttons, as is required for DDR pads 88 but we map them to axes when possible to simplify things */ 89 #define MAP_DPAD_TO_BUTTONS (1 << 0) 90 #define MAP_TRIGGERS_TO_BUTTONS (1 << 1) 91 #define MAP_STICKS_TO_NULL (1 << 2) 92 #define DANCEPAD_MAP_CONFIG (MAP_DPAD_TO_BUTTONS | \ 93 MAP_TRIGGERS_TO_BUTTONS | MAP_STICKS_TO_NULL) 94 95 #define XTYPE_XBOX 0 96 #define XTYPE_XBOX360 1 97 #define XTYPE_XBOX360W 2 98 #define XTYPE_XBOXONE 3 99 #define XTYPE_UNKNOWN 4 100 101 static bool dpad_to_buttons; 102 module_param(dpad_to_buttons, bool, S_IRUGO); 103 MODULE_PARM_DESC(dpad_to_buttons, "Map D-PAD to buttons rather than axes for unknown pads"); 104 105 static bool triggers_to_buttons; 106 module_param(triggers_to_buttons, bool, S_IRUGO); 107 MODULE_PARM_DESC(triggers_to_buttons, "Map triggers to buttons rather than axes for unknown pads"); 108 109 static bool sticks_to_null; 110 module_param(sticks_to_null, bool, S_IRUGO); 111 MODULE_PARM_DESC(sticks_to_null, "Do not map sticks at all for unknown pads"); 112 113 static const struct xpad_device { 114 u16 idVendor; 115 u16 idProduct; 116 char *name; 117 u8 mapping; 118 u8 xtype; 119 } xpad_device[] = { 120 { 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", 0, XTYPE_XBOX }, 121 { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", 0, XTYPE_XBOX }, 122 { 0x045e, 0x0287, "Microsoft Xbox Controller S", 0, XTYPE_XBOX }, 123 { 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", 0, XTYPE_XBOX }, 124 { 0x045e, 0x028e, "Microsoft X-Box 360 pad", 0, XTYPE_XBOX360 }, 125 { 0x045e, 0x02d1, "Microsoft X-Box One pad", 0, XTYPE_XBOXONE }, 126 { 0x045e, 0x0291, "Xbox 360 Wireless Receiver (XBOX)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, 127 { 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, 128 { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX }, 129 { 0x046d, 0xc21d, "Logitech Gamepad F310", 0, XTYPE_XBOX360 }, 130 { 0x046d, 0xc21f, "Logitech Gamepad F710", 0, XTYPE_XBOX360 }, 131 { 0x046d, 0xc242, "Logitech Chillstream Controller", 0, XTYPE_XBOX360 }, 132 { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", 0, XTYPE_XBOX }, 133 { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", 0, XTYPE_XBOX }, 134 { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", 0, XTYPE_XBOX }, 135 { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", 0, XTYPE_XBOX }, 136 { 0x0738, 0x4516, "Mad Catz Control Pad", 0, XTYPE_XBOX }, 137 { 0x0738, 0x4522, "Mad Catz LumiCON", 0, XTYPE_XBOX }, 138 { 0x0738, 0x4526, "Mad Catz Control Pad Pro", 0, XTYPE_XBOX }, 139 { 0x0738, 0x4536, "Mad Catz MicroCON", 0, XTYPE_XBOX }, 140 { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 141 { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", 0, XTYPE_XBOX }, 142 { 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 143 { 0x0738, 0x4728, "Mad Catz Street Fighter IV FightPad", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 144 { 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 145 { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 146 { 0x0738, 0xbeef, "Mad Catz JOYTECH NEO SE Advanced GamePad", XTYPE_XBOX360 }, 147 { 0x0c12, 0x8802, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 148 { 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", DANCEPAD_MAP_CONFIG, XTYPE_XBOX }, 149 { 0x0c12, 0x880a, "Pelican Eclipse PL-2023", 0, XTYPE_XBOX }, 150 { 0x0c12, 0x8810, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 151 { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", 0, XTYPE_XBOX }, 152 { 0x0d2f, 0x0002, "Andamiro Pump It Up pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 153 { 0x0e4c, 0x1097, "Radica Gamester Controller", 0, XTYPE_XBOX }, 154 { 0x0e4c, 0x2390, "Radica Games Jtech Controller", 0, XTYPE_XBOX }, 155 { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", 0, XTYPE_XBOX }, 156 { 0x0e6f, 0x0005, "Eclipse wireless Controller", 0, XTYPE_XBOX }, 157 { 0x0e6f, 0x0006, "Edge wireless Controller", 0, XTYPE_XBOX }, 158 { 0x0e6f, 0x0105, "HSM3 Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 159 { 0x0e6f, 0x0201, "Pelican PL-3601 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 160 { 0x0e6f, 0x0213, "Afterglow Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 161 { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", 0, XTYPE_XBOX }, 162 { 0x0f0d, 0x000d, "Hori Fighting Stick EX2", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 163 { 0x0f0d, 0x0016, "Hori Real Arcade Pro.EX", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 164 { 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX }, 165 { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX }, 166 { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", 0, XTYPE_XBOX }, 167 { 0x12ab, 0x0004, "Honey Bee Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 168 { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 169 { 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", 0, XTYPE_XBOX360 }, 170 { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 171 { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 }, 172 { 0x1689, 0xfd00, "Razer Onza Tournament Edition", 0, XTYPE_XBOX360 }, 173 { 0x1689, 0xfd01, "Razer Onza Classic Edition", 0, XTYPE_XBOX360 }, 174 { 0x1bad, 0x0002, "Harmonix Rock Band Guitar", 0, XTYPE_XBOX360 }, 175 { 0x1bad, 0x0003, "Harmonix Rock Band Drumkit", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 176 { 0x1bad, 0xf016, "Mad Catz Xbox 360 Controller", 0, XTYPE_XBOX360 }, 177 { 0x1bad, 0xf028, "Street Fighter IV FightPad", 0, XTYPE_XBOX360 }, 178 { 0x1bad, 0xf901, "Gamestop Xbox 360 Controller", 0, XTYPE_XBOX360 }, 179 { 0x1bad, 0xf903, "Tron Xbox 360 controller", 0, XTYPE_XBOX360 }, 180 { 0x24c6, 0x5300, "PowerA MINI PROEX Controller", 0, XTYPE_XBOX360 }, 181 { 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX }, 182 { 0x0000, 0x0000, "Generic X-Box pad", 0, XTYPE_UNKNOWN } 183 }; 184 185 /* buttons shared with xbox and xbox360 */ 186 static const signed short xpad_common_btn[] = { 187 BTN_A, BTN_B, BTN_X, BTN_Y, /* "analog" buttons */ 188 BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR, /* start/back/sticks */ 189 -1 /* terminating entry */ 190 }; 191 192 /* original xbox controllers only */ 193 static const signed short xpad_btn[] = { 194 BTN_C, BTN_Z, /* "analog" buttons */ 195 -1 /* terminating entry */ 196 }; 197 198 /* used when dpad is mapped to buttons */ 199 static const signed short xpad_btn_pad[] = { 200 BTN_TRIGGER_HAPPY1, BTN_TRIGGER_HAPPY2, /* d-pad left, right */ 201 BTN_TRIGGER_HAPPY3, BTN_TRIGGER_HAPPY4, /* d-pad up, down */ 202 -1 /* terminating entry */ 203 }; 204 205 /* used when triggers are mapped to buttons */ 206 static const signed short xpad_btn_triggers[] = { 207 BTN_TL2, BTN_TR2, /* triggers left/right */ 208 -1 209 }; 210 211 212 static const signed short xpad360_btn[] = { /* buttons for x360 controller */ 213 BTN_TL, BTN_TR, /* Button LB/RB */ 214 BTN_MODE, /* The big X button */ 215 -1 216 }; 217 218 static const signed short xpad_abs[] = { 219 ABS_X, ABS_Y, /* left stick */ 220 ABS_RX, ABS_RY, /* right stick */ 221 -1 /* terminating entry */ 222 }; 223 224 /* used when dpad is mapped to axes */ 225 static const signed short xpad_abs_pad[] = { 226 ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ 227 -1 /* terminating entry */ 228 }; 229 230 /* used when triggers are mapped to axes */ 231 static const signed short xpad_abs_triggers[] = { 232 ABS_Z, ABS_RZ, /* triggers left/right */ 233 -1 234 }; 235 236 /* 237 * Xbox 360 has a vendor-specific class, so we cannot match it with only 238 * USB_INTERFACE_INFO (also specifically refused by USB subsystem), so we 239 * match against vendor id as well. Wired Xbox 360 devices have protocol 1, 240 * wireless controllers have protocol 129. 241 */ 242 #define XPAD_XBOX360_VENDOR_PROTOCOL(vend,pr) \ 243 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 244 .idVendor = (vend), \ 245 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 246 .bInterfaceSubClass = 93, \ 247 .bInterfaceProtocol = (pr) 248 #define XPAD_XBOX360_VENDOR(vend) \ 249 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,1) }, \ 250 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,129) } 251 252 /* The Xbox One controller uses subclass 71 and protocol 208. */ 253 #define XPAD_XBOXONE_VENDOR_PROTOCOL(vend, pr) \ 254 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 255 .idVendor = (vend), \ 256 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 257 .bInterfaceSubClass = 71, \ 258 .bInterfaceProtocol = (pr) 259 #define XPAD_XBOXONE_VENDOR(vend) \ 260 { XPAD_XBOXONE_VENDOR_PROTOCOL(vend, 208) } 261 262 static struct usb_device_id xpad_table[] = { 263 { USB_INTERFACE_INFO('X', 'B', 0) }, /* X-Box USB-IF not approved class */ 264 XPAD_XBOX360_VENDOR(0x045e), /* Microsoft X-Box 360 controllers */ 265 XPAD_XBOXONE_VENDOR(0x045e), /* Microsoft X-Box One controllers */ 266 XPAD_XBOX360_VENDOR(0x046d), /* Logitech X-Box 360 style controllers */ 267 XPAD_XBOX360_VENDOR(0x0738), /* Mad Catz X-Box 360 controllers */ 268 { USB_DEVICE(0x0738, 0x4540) }, /* Mad Catz Beat Pad */ 269 XPAD_XBOX360_VENDOR(0x0e6f), /* 0x0e6f X-Box 360 controllers */ 270 XPAD_XBOX360_VENDOR(0x12ab), /* X-Box 360 dance pads */ 271 XPAD_XBOX360_VENDOR(0x1430), /* RedOctane X-Box 360 controllers */ 272 XPAD_XBOX360_VENDOR(0x146b), /* BigBen Interactive Controllers */ 273 XPAD_XBOX360_VENDOR(0x1bad), /* Harminix Rock Band Guitar and Drums */ 274 XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */ 275 XPAD_XBOX360_VENDOR(0x1689), /* Razer Onza */ 276 XPAD_XBOX360_VENDOR(0x24c6), /* PowerA Controllers */ 277 { } 278 }; 279 280 MODULE_DEVICE_TABLE(usb, xpad_table); 281 282 struct usb_xpad { 283 struct input_dev *dev; /* input device interface */ 284 struct usb_device *udev; /* usb device */ 285 struct usb_interface *intf; /* usb interface */ 286 287 int pad_present; 288 289 struct urb *irq_in; /* urb for interrupt in report */ 290 unsigned char *idata; /* input data */ 291 dma_addr_t idata_dma; 292 293 struct urb *bulk_out; 294 unsigned char *bdata; 295 296 struct urb *irq_out; /* urb for interrupt out report */ 297 unsigned char *odata; /* output data */ 298 dma_addr_t odata_dma; 299 struct mutex odata_mutex; 300 301 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 302 struct xpad_led *led; 303 #endif 304 305 char phys[64]; /* physical device path */ 306 307 int mapping; /* map d-pad to buttons or to axes */ 308 int xtype; /* type of xbox device */ 309 }; 310 311 /* 312 * xpad_process_packet 313 * 314 * Completes a request by converting the data into events for the 315 * input subsystem. 316 * 317 * The used report descriptor was taken from ITO Takayukis website: 318 * http://euc.jp/periphs/xbox-controller.ja.html 319 */ 320 321 static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 322 { 323 struct input_dev *dev = xpad->dev; 324 325 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 326 /* left stick */ 327 input_report_abs(dev, ABS_X, 328 (__s16) le16_to_cpup((__le16 *)(data + 12))); 329 input_report_abs(dev, ABS_Y, 330 ~(__s16) le16_to_cpup((__le16 *)(data + 14))); 331 332 /* right stick */ 333 input_report_abs(dev, ABS_RX, 334 (__s16) le16_to_cpup((__le16 *)(data + 16))); 335 input_report_abs(dev, ABS_RY, 336 ~(__s16) le16_to_cpup((__le16 *)(data + 18))); 337 } 338 339 /* triggers left/right */ 340 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 341 input_report_key(dev, BTN_TL2, data[10]); 342 input_report_key(dev, BTN_TR2, data[11]); 343 } else { 344 input_report_abs(dev, ABS_Z, data[10]); 345 input_report_abs(dev, ABS_RZ, data[11]); 346 } 347 348 /* digital pad */ 349 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 350 /* dpad as buttons (left, right, up, down) */ 351 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 352 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 353 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 354 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 355 } else { 356 input_report_abs(dev, ABS_HAT0X, 357 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 358 input_report_abs(dev, ABS_HAT0Y, 359 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 360 } 361 362 /* start/back buttons and stick press left/right */ 363 input_report_key(dev, BTN_START, data[2] & 0x10); 364 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 365 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 366 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 367 368 /* "analog" buttons A, B, X, Y */ 369 input_report_key(dev, BTN_A, data[4]); 370 input_report_key(dev, BTN_B, data[5]); 371 input_report_key(dev, BTN_X, data[6]); 372 input_report_key(dev, BTN_Y, data[7]); 373 374 /* "analog" buttons black, white */ 375 input_report_key(dev, BTN_C, data[8]); 376 input_report_key(dev, BTN_Z, data[9]); 377 378 input_sync(dev); 379 } 380 381 /* 382 * xpad360_process_packet 383 * 384 * Completes a request by converting the data into events for the 385 * input subsystem. It is version for xbox 360 controller 386 * 387 * The used report descriptor was taken from: 388 * http://www.free60.org/wiki/Gamepad 389 */ 390 391 static void xpad360_process_packet(struct usb_xpad *xpad, 392 u16 cmd, unsigned char *data) 393 { 394 struct input_dev *dev = xpad->dev; 395 396 /* digital pad */ 397 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 398 /* dpad as buttons (left, right, up, down) */ 399 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 400 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 401 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 402 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 403 } else { 404 input_report_abs(dev, ABS_HAT0X, 405 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 406 input_report_abs(dev, ABS_HAT0Y, 407 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 408 } 409 410 /* start/back buttons */ 411 input_report_key(dev, BTN_START, data[2] & 0x10); 412 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 413 414 /* stick press left/right */ 415 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 416 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 417 418 /* buttons A,B,X,Y,TL,TR and MODE */ 419 input_report_key(dev, BTN_A, data[3] & 0x10); 420 input_report_key(dev, BTN_B, data[3] & 0x20); 421 input_report_key(dev, BTN_X, data[3] & 0x40); 422 input_report_key(dev, BTN_Y, data[3] & 0x80); 423 input_report_key(dev, BTN_TL, data[3] & 0x01); 424 input_report_key(dev, BTN_TR, data[3] & 0x02); 425 input_report_key(dev, BTN_MODE, data[3] & 0x04); 426 427 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 428 /* left stick */ 429 input_report_abs(dev, ABS_X, 430 (__s16) le16_to_cpup((__le16 *)(data + 6))); 431 input_report_abs(dev, ABS_Y, 432 ~(__s16) le16_to_cpup((__le16 *)(data + 8))); 433 434 /* right stick */ 435 input_report_abs(dev, ABS_RX, 436 (__s16) le16_to_cpup((__le16 *)(data + 10))); 437 input_report_abs(dev, ABS_RY, 438 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 439 } 440 441 /* triggers left/right */ 442 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 443 input_report_key(dev, BTN_TL2, data[4]); 444 input_report_key(dev, BTN_TR2, data[5]); 445 } else { 446 input_report_abs(dev, ABS_Z, data[4]); 447 input_report_abs(dev, ABS_RZ, data[5]); 448 } 449 450 input_sync(dev); 451 } 452 453 /* 454 * xpad360w_process_packet 455 * 456 * Completes a request by converting the data into events for the 457 * input subsystem. It is version for xbox 360 wireless controller. 458 * 459 * Byte.Bit 460 * 00.1 - Status change: The controller or headset has connected/disconnected 461 * Bits 01.7 and 01.6 are valid 462 * 01.7 - Controller present 463 * 01.6 - Headset present 464 * 01.1 - Pad state (Bytes 4+) valid 465 * 466 */ 467 468 static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 469 { 470 /* Presence change */ 471 if (data[0] & 0x08) { 472 if (data[1] & 0x80) { 473 xpad->pad_present = 1; 474 usb_submit_urb(xpad->bulk_out, GFP_ATOMIC); 475 } else 476 xpad->pad_present = 0; 477 } 478 479 /* Valid pad data */ 480 if (!(data[1] & 0x1)) 481 return; 482 483 xpad360_process_packet(xpad, cmd, &data[4]); 484 } 485 486 /* 487 * xpadone_process_buttons 488 * 489 * Process a button update packet from an Xbox one controller. 490 */ 491 static void xpadone_process_buttons(struct usb_xpad *xpad, 492 struct input_dev *dev, 493 unsigned char *data) 494 { 495 /* menu/view buttons */ 496 input_report_key(dev, BTN_START, data[4] & 0x04); 497 input_report_key(dev, BTN_SELECT, data[4] & 0x08); 498 499 /* buttons A,B,X,Y */ 500 input_report_key(dev, BTN_A, data[4] & 0x10); 501 input_report_key(dev, BTN_B, data[4] & 0x20); 502 input_report_key(dev, BTN_X, data[4] & 0x40); 503 input_report_key(dev, BTN_Y, data[4] & 0x80); 504 505 /* digital pad */ 506 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 507 /* dpad as buttons (left, right, up, down) */ 508 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[5] & 0x04); 509 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[5] & 0x08); 510 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[5] & 0x01); 511 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[5] & 0x02); 512 } else { 513 input_report_abs(dev, ABS_HAT0X, 514 !!(data[5] & 0x08) - !!(data[5] & 0x04)); 515 input_report_abs(dev, ABS_HAT0Y, 516 !!(data[5] & 0x02) - !!(data[5] & 0x01)); 517 } 518 519 /* TL/TR */ 520 input_report_key(dev, BTN_TL, data[5] & 0x10); 521 input_report_key(dev, BTN_TR, data[5] & 0x20); 522 523 /* stick press left/right */ 524 input_report_key(dev, BTN_THUMBL, data[5] & 0x40); 525 input_report_key(dev, BTN_THUMBR, data[5] & 0x80); 526 527 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 528 /* left stick */ 529 input_report_abs(dev, ABS_X, 530 (__s16) le16_to_cpup((__le16 *)(data + 10))); 531 input_report_abs(dev, ABS_Y, 532 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 533 534 /* right stick */ 535 input_report_abs(dev, ABS_RX, 536 (__s16) le16_to_cpup((__le16 *)(data + 14))); 537 input_report_abs(dev, ABS_RY, 538 ~(__s16) le16_to_cpup((__le16 *)(data + 16))); 539 } 540 541 /* triggers left/right */ 542 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 543 input_report_key(dev, BTN_TL2, 544 (__u16) le16_to_cpup((__le16 *)(data + 6))); 545 input_report_key(dev, BTN_TR2, 546 (__u16) le16_to_cpup((__le16 *)(data + 8))); 547 } else { 548 input_report_abs(dev, ABS_Z, 549 (__u16) le16_to_cpup((__le16 *)(data + 6))); 550 input_report_abs(dev, ABS_RZ, 551 (__u16) le16_to_cpup((__le16 *)(data + 8))); 552 } 553 554 input_sync(dev); 555 } 556 557 /* 558 * xpadone_process_packet 559 * 560 * Completes a request by converting the data into events for the 561 * input subsystem. This version is for the Xbox One controller. 562 * 563 * The report format was gleaned from 564 * https://github.com/kylelemons/xbox/blob/master/xbox.go 565 */ 566 567 static void xpadone_process_packet(struct usb_xpad *xpad, 568 u16 cmd, unsigned char *data) 569 { 570 struct input_dev *dev = xpad->dev; 571 572 switch (data[0]) { 573 case 0x20: 574 xpadone_process_buttons(xpad, dev, data); 575 break; 576 577 case 0x07: 578 /* the xbox button has its own special report */ 579 input_report_key(dev, BTN_MODE, data[4] & 0x01); 580 input_sync(dev); 581 break; 582 } 583 } 584 585 static void xpad_irq_in(struct urb *urb) 586 { 587 struct usb_xpad *xpad = urb->context; 588 struct device *dev = &xpad->intf->dev; 589 int retval, status; 590 591 status = urb->status; 592 593 switch (status) { 594 case 0: 595 /* success */ 596 break; 597 case -ECONNRESET: 598 case -ENOENT: 599 case -ESHUTDOWN: 600 /* this urb is terminated, clean up */ 601 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 602 __func__, status); 603 return; 604 default: 605 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 606 __func__, status); 607 goto exit; 608 } 609 610 switch (xpad->xtype) { 611 case XTYPE_XBOX360: 612 xpad360_process_packet(xpad, 0, xpad->idata); 613 break; 614 case XTYPE_XBOX360W: 615 xpad360w_process_packet(xpad, 0, xpad->idata); 616 break; 617 case XTYPE_XBOXONE: 618 xpadone_process_packet(xpad, 0, xpad->idata); 619 break; 620 default: 621 xpad_process_packet(xpad, 0, xpad->idata); 622 } 623 624 exit: 625 retval = usb_submit_urb(urb, GFP_ATOMIC); 626 if (retval) 627 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 628 __func__, retval); 629 } 630 631 static void xpad_bulk_out(struct urb *urb) 632 { 633 struct usb_xpad *xpad = urb->context; 634 struct device *dev = &xpad->intf->dev; 635 636 switch (urb->status) { 637 case 0: 638 /* success */ 639 break; 640 case -ECONNRESET: 641 case -ENOENT: 642 case -ESHUTDOWN: 643 /* this urb is terminated, clean up */ 644 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 645 __func__, urb->status); 646 break; 647 default: 648 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 649 __func__, urb->status); 650 } 651 } 652 653 static void xpad_irq_out(struct urb *urb) 654 { 655 struct usb_xpad *xpad = urb->context; 656 struct device *dev = &xpad->intf->dev; 657 int retval, status; 658 659 status = urb->status; 660 661 switch (status) { 662 case 0: 663 /* success */ 664 return; 665 666 case -ECONNRESET: 667 case -ENOENT: 668 case -ESHUTDOWN: 669 /* this urb is terminated, clean up */ 670 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 671 __func__, status); 672 return; 673 674 default: 675 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 676 __func__, status); 677 goto exit; 678 } 679 680 exit: 681 retval = usb_submit_urb(urb, GFP_ATOMIC); 682 if (retval) 683 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 684 __func__, retval); 685 } 686 687 static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) 688 { 689 struct usb_endpoint_descriptor *ep_irq_out; 690 int ep_irq_out_idx; 691 int error; 692 693 if (xpad->xtype == XTYPE_UNKNOWN) 694 return 0; 695 696 xpad->odata = usb_alloc_coherent(xpad->udev, XPAD_PKT_LEN, 697 GFP_KERNEL, &xpad->odata_dma); 698 if (!xpad->odata) { 699 error = -ENOMEM; 700 goto fail1; 701 } 702 703 mutex_init(&xpad->odata_mutex); 704 705 xpad->irq_out = usb_alloc_urb(0, GFP_KERNEL); 706 if (!xpad->irq_out) { 707 error = -ENOMEM; 708 goto fail2; 709 } 710 711 /* Xbox One controller has in/out endpoints swapped. */ 712 ep_irq_out_idx = xpad->xtype == XTYPE_XBOXONE ? 0 : 1; 713 ep_irq_out = &intf->cur_altsetting->endpoint[ep_irq_out_idx].desc; 714 715 usb_fill_int_urb(xpad->irq_out, xpad->udev, 716 usb_sndintpipe(xpad->udev, ep_irq_out->bEndpointAddress), 717 xpad->odata, XPAD_PKT_LEN, 718 xpad_irq_out, xpad, ep_irq_out->bInterval); 719 xpad->irq_out->transfer_dma = xpad->odata_dma; 720 xpad->irq_out->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 721 722 return 0; 723 724 fail2: usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); 725 fail1: return error; 726 } 727 728 static void xpad_stop_output(struct usb_xpad *xpad) 729 { 730 if (xpad->xtype != XTYPE_UNKNOWN) 731 usb_kill_urb(xpad->irq_out); 732 } 733 734 static void xpad_deinit_output(struct usb_xpad *xpad) 735 { 736 if (xpad->xtype != XTYPE_UNKNOWN) { 737 usb_free_urb(xpad->irq_out); 738 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 739 xpad->odata, xpad->odata_dma); 740 } 741 } 742 743 #ifdef CONFIG_JOYSTICK_XPAD_FF 744 static int xpad_play_effect(struct input_dev *dev, void *data, struct ff_effect *effect) 745 { 746 struct usb_xpad *xpad = input_get_drvdata(dev); 747 748 if (effect->type == FF_RUMBLE) { 749 __u16 strong = effect->u.rumble.strong_magnitude; 750 __u16 weak = effect->u.rumble.weak_magnitude; 751 752 switch (xpad->xtype) { 753 754 case XTYPE_XBOX: 755 xpad->odata[0] = 0x00; 756 xpad->odata[1] = 0x06; 757 xpad->odata[2] = 0x00; 758 xpad->odata[3] = strong / 256; /* left actuator */ 759 xpad->odata[4] = 0x00; 760 xpad->odata[5] = weak / 256; /* right actuator */ 761 xpad->irq_out->transfer_buffer_length = 6; 762 763 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 764 765 case XTYPE_XBOX360: 766 xpad->odata[0] = 0x00; 767 xpad->odata[1] = 0x08; 768 xpad->odata[2] = 0x00; 769 xpad->odata[3] = strong / 256; /* left actuator? */ 770 xpad->odata[4] = weak / 256; /* right actuator? */ 771 xpad->odata[5] = 0x00; 772 xpad->odata[6] = 0x00; 773 xpad->odata[7] = 0x00; 774 xpad->irq_out->transfer_buffer_length = 8; 775 776 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 777 778 case XTYPE_XBOX360W: 779 xpad->odata[0] = 0x00; 780 xpad->odata[1] = 0x01; 781 xpad->odata[2] = 0x0F; 782 xpad->odata[3] = 0xC0; 783 xpad->odata[4] = 0x00; 784 xpad->odata[5] = strong / 256; 785 xpad->odata[6] = weak / 256; 786 xpad->odata[7] = 0x00; 787 xpad->odata[8] = 0x00; 788 xpad->odata[9] = 0x00; 789 xpad->odata[10] = 0x00; 790 xpad->odata[11] = 0x00; 791 xpad->irq_out->transfer_buffer_length = 12; 792 793 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 794 795 default: 796 dev_dbg(&xpad->dev->dev, 797 "%s - rumble command sent to unsupported xpad type: %d\n", 798 __func__, xpad->xtype); 799 return -1; 800 } 801 } 802 803 return 0; 804 } 805 806 static int xpad_init_ff(struct usb_xpad *xpad) 807 { 808 if (xpad->xtype == XTYPE_UNKNOWN || xpad->xtype == XTYPE_XBOXONE) 809 return 0; 810 811 input_set_capability(xpad->dev, EV_FF, FF_RUMBLE); 812 813 return input_ff_create_memless(xpad->dev, NULL, xpad_play_effect); 814 } 815 816 #else 817 static int xpad_init_ff(struct usb_xpad *xpad) { return 0; } 818 #endif 819 820 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 821 #include <linux/leds.h> 822 823 struct xpad_led { 824 char name[16]; 825 struct led_classdev led_cdev; 826 struct usb_xpad *xpad; 827 }; 828 829 static void xpad_send_led_command(struct usb_xpad *xpad, int command) 830 { 831 if (command >= 0 && command < 14) { 832 mutex_lock(&xpad->odata_mutex); 833 xpad->odata[0] = 0x01; 834 xpad->odata[1] = 0x03; 835 xpad->odata[2] = command; 836 xpad->irq_out->transfer_buffer_length = 3; 837 usb_submit_urb(xpad->irq_out, GFP_KERNEL); 838 mutex_unlock(&xpad->odata_mutex); 839 } 840 } 841 842 static void xpad_led_set(struct led_classdev *led_cdev, 843 enum led_brightness value) 844 { 845 struct xpad_led *xpad_led = container_of(led_cdev, 846 struct xpad_led, led_cdev); 847 848 xpad_send_led_command(xpad_led->xpad, value); 849 } 850 851 static int xpad_led_probe(struct usb_xpad *xpad) 852 { 853 static atomic_t led_seq = ATOMIC_INIT(0); 854 long led_no; 855 struct xpad_led *led; 856 struct led_classdev *led_cdev; 857 int error; 858 859 if (xpad->xtype != XTYPE_XBOX360) 860 return 0; 861 862 xpad->led = led = kzalloc(sizeof(struct xpad_led), GFP_KERNEL); 863 if (!led) 864 return -ENOMEM; 865 866 led_no = (long)atomic_inc_return(&led_seq) - 1; 867 868 snprintf(led->name, sizeof(led->name), "xpad%ld", led_no); 869 led->xpad = xpad; 870 871 led_cdev = &led->led_cdev; 872 led_cdev->name = led->name; 873 led_cdev->brightness_set = xpad_led_set; 874 875 error = led_classdev_register(&xpad->udev->dev, led_cdev); 876 if (error) { 877 kfree(led); 878 xpad->led = NULL; 879 return error; 880 } 881 882 /* 883 * Light up the segment corresponding to controller number 884 */ 885 xpad_send_led_command(xpad, (led_no % 4) + 2); 886 887 return 0; 888 } 889 890 static void xpad_led_disconnect(struct usb_xpad *xpad) 891 { 892 struct xpad_led *xpad_led = xpad->led; 893 894 if (xpad_led) { 895 led_classdev_unregister(&xpad_led->led_cdev); 896 kfree(xpad_led); 897 } 898 } 899 #else 900 static int xpad_led_probe(struct usb_xpad *xpad) { return 0; } 901 static void xpad_led_disconnect(struct usb_xpad *xpad) { } 902 #endif 903 904 905 static int xpad_open(struct input_dev *dev) 906 { 907 struct usb_xpad *xpad = input_get_drvdata(dev); 908 909 /* URB was submitted in probe */ 910 if (xpad->xtype == XTYPE_XBOX360W) 911 return 0; 912 913 xpad->irq_in->dev = xpad->udev; 914 if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) 915 return -EIO; 916 917 if (xpad->xtype == XTYPE_XBOXONE) { 918 /* Xbox one controller needs to be initialized. */ 919 xpad->odata[0] = 0x05; 920 xpad->odata[1] = 0x20; 921 xpad->irq_out->transfer_buffer_length = 2; 922 return usb_submit_urb(xpad->irq_out, GFP_KERNEL); 923 } 924 925 return 0; 926 } 927 928 static void xpad_close(struct input_dev *dev) 929 { 930 struct usb_xpad *xpad = input_get_drvdata(dev); 931 932 if (xpad->xtype != XTYPE_XBOX360W) 933 usb_kill_urb(xpad->irq_in); 934 935 xpad_stop_output(xpad); 936 } 937 938 static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) 939 { 940 struct usb_xpad *xpad = input_get_drvdata(input_dev); 941 set_bit(abs, input_dev->absbit); 942 943 switch (abs) { 944 case ABS_X: 945 case ABS_Y: 946 case ABS_RX: 947 case ABS_RY: /* the two sticks */ 948 input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); 949 break; 950 case ABS_Z: 951 case ABS_RZ: /* the triggers (if mapped to axes) */ 952 if (xpad->xtype == XTYPE_XBOXONE) 953 input_set_abs_params(input_dev, abs, 0, 1023, 0, 0); 954 else 955 input_set_abs_params(input_dev, abs, 0, 255, 0, 0); 956 break; 957 case ABS_HAT0X: 958 case ABS_HAT0Y: /* the d-pad (only if dpad is mapped to axes */ 959 input_set_abs_params(input_dev, abs, -1, 1, 0, 0); 960 break; 961 } 962 } 963 964 static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) 965 { 966 struct usb_device *udev = interface_to_usbdev(intf); 967 struct usb_xpad *xpad; 968 struct input_dev *input_dev; 969 struct usb_endpoint_descriptor *ep_irq_in; 970 int ep_irq_in_idx; 971 int i, error; 972 973 for (i = 0; xpad_device[i].idVendor; i++) { 974 if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && 975 (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) 976 break; 977 } 978 979 if (xpad_device[i].xtype == XTYPE_XBOXONE && 980 intf->cur_altsetting->desc.bInterfaceNumber != 0) { 981 /* 982 * The Xbox One controller lists three interfaces all with the 983 * same interface class, subclass and protocol. Differentiate by 984 * interface number. 985 */ 986 return -ENODEV; 987 } 988 989 xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); 990 input_dev = input_allocate_device(); 991 if (!xpad || !input_dev) { 992 error = -ENOMEM; 993 goto fail1; 994 } 995 996 xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, 997 GFP_KERNEL, &xpad->idata_dma); 998 if (!xpad->idata) { 999 error = -ENOMEM; 1000 goto fail1; 1001 } 1002 1003 xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); 1004 if (!xpad->irq_in) { 1005 error = -ENOMEM; 1006 goto fail2; 1007 } 1008 1009 xpad->udev = udev; 1010 xpad->intf = intf; 1011 xpad->mapping = xpad_device[i].mapping; 1012 xpad->xtype = xpad_device[i].xtype; 1013 1014 if (xpad->xtype == XTYPE_UNKNOWN) { 1015 if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { 1016 if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) 1017 xpad->xtype = XTYPE_XBOX360W; 1018 else 1019 xpad->xtype = XTYPE_XBOX360; 1020 } else 1021 xpad->xtype = XTYPE_XBOX; 1022 1023 if (dpad_to_buttons) 1024 xpad->mapping |= MAP_DPAD_TO_BUTTONS; 1025 if (triggers_to_buttons) 1026 xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; 1027 if (sticks_to_null) 1028 xpad->mapping |= MAP_STICKS_TO_NULL; 1029 } 1030 1031 xpad->dev = input_dev; 1032 usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); 1033 strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); 1034 1035 input_dev->name = xpad_device[i].name; 1036 input_dev->phys = xpad->phys; 1037 usb_to_input_id(udev, &input_dev->id); 1038 input_dev->dev.parent = &intf->dev; 1039 1040 input_set_drvdata(input_dev, xpad); 1041 1042 input_dev->open = xpad_open; 1043 input_dev->close = xpad_close; 1044 1045 input_dev->evbit[0] = BIT_MASK(EV_KEY); 1046 1047 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 1048 input_dev->evbit[0] |= BIT_MASK(EV_ABS); 1049 /* set up axes */ 1050 for (i = 0; xpad_abs[i] >= 0; i++) 1051 xpad_set_up_abs(input_dev, xpad_abs[i]); 1052 } 1053 1054 /* set up standard buttons */ 1055 for (i = 0; xpad_common_btn[i] >= 0; i++) 1056 __set_bit(xpad_common_btn[i], input_dev->keybit); 1057 1058 /* set up model-specific ones */ 1059 if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W || 1060 xpad->xtype == XTYPE_XBOXONE) { 1061 for (i = 0; xpad360_btn[i] >= 0; i++) 1062 __set_bit(xpad360_btn[i], input_dev->keybit); 1063 } else { 1064 for (i = 0; xpad_btn[i] >= 0; i++) 1065 __set_bit(xpad_btn[i], input_dev->keybit); 1066 } 1067 1068 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 1069 for (i = 0; xpad_btn_pad[i] >= 0; i++) 1070 __set_bit(xpad_btn_pad[i], input_dev->keybit); 1071 } else { 1072 for (i = 0; xpad_abs_pad[i] >= 0; i++) 1073 xpad_set_up_abs(input_dev, xpad_abs_pad[i]); 1074 } 1075 1076 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 1077 for (i = 0; xpad_btn_triggers[i] >= 0; i++) 1078 __set_bit(xpad_btn_triggers[i], input_dev->keybit); 1079 } else { 1080 for (i = 0; xpad_abs_triggers[i] >= 0; i++) 1081 xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); 1082 } 1083 1084 error = xpad_init_output(intf, xpad); 1085 if (error) 1086 goto fail3; 1087 1088 error = xpad_init_ff(xpad); 1089 if (error) 1090 goto fail4; 1091 1092 error = xpad_led_probe(xpad); 1093 if (error) 1094 goto fail5; 1095 1096 /* Xbox One controller has in/out endpoints swapped. */ 1097 ep_irq_in_idx = xpad->xtype == XTYPE_XBOXONE ? 1 : 0; 1098 ep_irq_in = &intf->cur_altsetting->endpoint[ep_irq_in_idx].desc; 1099 1100 usb_fill_int_urb(xpad->irq_in, udev, 1101 usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), 1102 xpad->idata, XPAD_PKT_LEN, xpad_irq_in, 1103 xpad, ep_irq_in->bInterval); 1104 xpad->irq_in->transfer_dma = xpad->idata_dma; 1105 xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 1106 1107 error = input_register_device(xpad->dev); 1108 if (error) 1109 goto fail6; 1110 1111 usb_set_intfdata(intf, xpad); 1112 1113 if (xpad->xtype == XTYPE_XBOX360W) { 1114 /* 1115 * Setup the message to set the LEDs on the 1116 * controller when it shows up 1117 */ 1118 xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); 1119 if (!xpad->bulk_out) { 1120 error = -ENOMEM; 1121 goto fail7; 1122 } 1123 1124 xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); 1125 if (!xpad->bdata) { 1126 error = -ENOMEM; 1127 goto fail8; 1128 } 1129 1130 xpad->bdata[2] = 0x08; 1131 switch (intf->cur_altsetting->desc.bInterfaceNumber) { 1132 case 0: 1133 xpad->bdata[3] = 0x42; 1134 break; 1135 case 2: 1136 xpad->bdata[3] = 0x43; 1137 break; 1138 case 4: 1139 xpad->bdata[3] = 0x44; 1140 break; 1141 case 6: 1142 xpad->bdata[3] = 0x45; 1143 } 1144 1145 ep_irq_in = &intf->cur_altsetting->endpoint[1].desc; 1146 usb_fill_bulk_urb(xpad->bulk_out, udev, 1147 usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), 1148 xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); 1149 1150 /* 1151 * Submit the int URB immediately rather than waiting for open 1152 * because we get status messages from the device whether 1153 * or not any controllers are attached. In fact, it's 1154 * exactly the message that a controller has arrived that 1155 * we're waiting for. 1156 */ 1157 xpad->irq_in->dev = xpad->udev; 1158 error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); 1159 if (error) 1160 goto fail9; 1161 } 1162 1163 return 0; 1164 1165 fail9: kfree(xpad->bdata); 1166 fail8: usb_free_urb(xpad->bulk_out); 1167 fail7: input_unregister_device(input_dev); 1168 input_dev = NULL; 1169 fail6: xpad_led_disconnect(xpad); 1170 fail5: if (input_dev) 1171 input_ff_destroy(input_dev); 1172 fail4: xpad_deinit_output(xpad); 1173 fail3: usb_free_urb(xpad->irq_in); 1174 fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); 1175 fail1: input_free_device(input_dev); 1176 kfree(xpad); 1177 return error; 1178 1179 } 1180 1181 static void xpad_disconnect(struct usb_interface *intf) 1182 { 1183 struct usb_xpad *xpad = usb_get_intfdata (intf); 1184 1185 xpad_led_disconnect(xpad); 1186 input_unregister_device(xpad->dev); 1187 xpad_deinit_output(xpad); 1188 1189 if (xpad->xtype == XTYPE_XBOX360W) { 1190 usb_kill_urb(xpad->bulk_out); 1191 usb_free_urb(xpad->bulk_out); 1192 usb_kill_urb(xpad->irq_in); 1193 } 1194 1195 usb_free_urb(xpad->irq_in); 1196 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 1197 xpad->idata, xpad->idata_dma); 1198 1199 kfree(xpad->bdata); 1200 kfree(xpad); 1201 1202 usb_set_intfdata(intf, NULL); 1203 } 1204 1205 static struct usb_driver xpad_driver = { 1206 .name = "xpad", 1207 .probe = xpad_probe, 1208 .disconnect = xpad_disconnect, 1209 .id_table = xpad_table, 1210 }; 1211 1212 module_usb_driver(xpad_driver); 1213 1214 MODULE_AUTHOR(DRIVER_AUTHOR); 1215 MODULE_DESCRIPTION(DRIVER_DESC); 1216 MODULE_LICENSE("GPL"); 1217