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