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, 0x0289, "Microsoft X-Box pad v2 (US)", 0, XTYPE_XBOX }, 122 { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", 0, XTYPE_XBOX }, 123 { 0x045e, 0x0287, "Microsoft Xbox Controller S", 0, XTYPE_XBOX }, 124 { 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, 125 { 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", DANCEPAD_MAP_CONFIG, XTYPE_XBOX }, 126 { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX }, 127 { 0x046d, 0xc242, "Logitech Chillstream Controller", 0, XTYPE_XBOX360 }, 128 { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", 0, XTYPE_XBOX }, 129 { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", 0, XTYPE_XBOX }, 130 { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", 0, XTYPE_XBOX }, 131 { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", 0, XTYPE_XBOX }, 132 { 0x0738, 0x4516, "Mad Catz Control Pad", 0, XTYPE_XBOX }, 133 { 0x0738, 0x4522, "Mad Catz LumiCON", 0, XTYPE_XBOX }, 134 { 0x0738, 0x4526, "Mad Catz Control Pad Pro", 0, XTYPE_XBOX }, 135 { 0x0738, 0x4536, "Mad Catz MicroCON", 0, XTYPE_XBOX }, 136 { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 137 { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", 0, XTYPE_XBOX }, 138 { 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 139 { 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 140 { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 141 { 0x0c12, 0x8802, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 142 { 0x0c12, 0x880a, "Pelican Eclipse PL-2023", 0, XTYPE_XBOX }, 143 { 0x0c12, 0x8810, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 144 { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", 0, XTYPE_XBOX }, 145 { 0x0e4c, 0x1097, "Radica Gamester Controller", 0, XTYPE_XBOX }, 146 { 0x0e4c, 0x2390, "Radica Games Jtech Controller", 0, XTYPE_XBOX }, 147 { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", 0, XTYPE_XBOX }, 148 { 0x0e6f, 0x0005, "Eclipse wireless Controller", 0, XTYPE_XBOX }, 149 { 0x0e6f, 0x0006, "Edge wireless Controller", 0, XTYPE_XBOX }, 150 { 0x0e6f, 0x0006, "Pelican 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 151 { 0x0e6f, 0x0201, "Pelican PL-3601 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 152 { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", 0, XTYPE_XBOX }, 153 { 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX }, 154 { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX }, 155 { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", 0, XTYPE_XBOX }, 156 { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 157 { 0x12ab, 0x0004, "Honey Bee Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 158 { 0x0e6f, 0x0105, "HSM3 Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 159 { 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", 0, XTYPE_XBOX360 }, 160 { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 161 { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 }, 162 { 0x045e, 0x028e, "Microsoft X-Box 360 pad", 0, XTYPE_XBOX360 }, 163 { 0x1bad, 0x0002, "Harmonix Rock Band Guitar", 0, XTYPE_XBOX360 }, 164 { 0x1bad, 0x0003, "Harmonix Rock Band Drumkit", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 165 { 0x0f0d, 0x0016, "Hori Real Arcade Pro.EX", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 166 { 0x0f0d, 0x000d, "Hori Fighting Stick EX2", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 167 { 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX }, 168 { 0x0000, 0x0000, "Generic X-Box pad", 0, XTYPE_UNKNOWN } 169 }; 170 171 /* buttons shared with xbox and xbox360 */ 172 static const signed short xpad_common_btn[] = { 173 BTN_A, BTN_B, BTN_X, BTN_Y, /* "analog" buttons */ 174 BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR, /* start/back/sticks */ 175 -1 /* terminating entry */ 176 }; 177 178 /* original xbox controllers only */ 179 static const signed short xpad_btn[] = { 180 BTN_C, BTN_Z, /* "analog" buttons */ 181 -1 /* terminating entry */ 182 }; 183 184 /* used when dpad is mapped to buttons */ 185 static const signed short xpad_btn_pad[] = { 186 BTN_TRIGGER_HAPPY1, BTN_TRIGGER_HAPPY2, /* d-pad left, right */ 187 BTN_TRIGGER_HAPPY3, BTN_TRIGGER_HAPPY4, /* d-pad up, down */ 188 -1 /* terminating entry */ 189 }; 190 191 /* used when triggers are mapped to buttons */ 192 static const signed short xpad_btn_triggers[] = { 193 BTN_TL2, BTN_TR2, /* triggers left/right */ 194 -1 195 }; 196 197 198 static const signed short xpad360_btn[] = { /* buttons for x360 controller */ 199 BTN_TL, BTN_TR, /* Button LB/RB */ 200 BTN_MODE, /* The big X button */ 201 -1 202 }; 203 204 static const signed short xpad_abs[] = { 205 ABS_X, ABS_Y, /* left stick */ 206 ABS_RX, ABS_RY, /* right stick */ 207 -1 /* terminating entry */ 208 }; 209 210 /* used when dpad is mapped to axes */ 211 static const signed short xpad_abs_pad[] = { 212 ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ 213 -1 /* terminating entry */ 214 }; 215 216 /* used when triggers are mapped to axes */ 217 static const signed short xpad_abs_triggers[] = { 218 ABS_Z, ABS_RZ, /* triggers left/right */ 219 -1 220 }; 221 222 /* Xbox 360 has a vendor-specific class, so we cannot match it with only 223 * USB_INTERFACE_INFO (also specifically refused by USB subsystem), so we 224 * match against vendor id as well. Wired Xbox 360 devices have protocol 1, 225 * wireless controllers have protocol 129. */ 226 #define XPAD_XBOX360_VENDOR_PROTOCOL(vend,pr) \ 227 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 228 .idVendor = (vend), \ 229 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 230 .bInterfaceSubClass = 93, \ 231 .bInterfaceProtocol = (pr) 232 #define XPAD_XBOX360_VENDOR(vend) \ 233 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,1) }, \ 234 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,129) } 235 236 static struct usb_device_id xpad_table [] = { 237 { USB_INTERFACE_INFO('X', 'B', 0) }, /* X-Box USB-IF not approved class */ 238 XPAD_XBOX360_VENDOR(0x045e), /* Microsoft X-Box 360 controllers */ 239 XPAD_XBOX360_VENDOR(0x046d), /* Logitech X-Box 360 style controllers */ 240 XPAD_XBOX360_VENDOR(0x0738), /* Mad Catz X-Box 360 controllers */ 241 XPAD_XBOX360_VENDOR(0x0e6f), /* 0x0e6f X-Box 360 controllers */ 242 XPAD_XBOX360_VENDOR(0x12ab), /* X-Box 360 dance pads */ 243 XPAD_XBOX360_VENDOR(0x1430), /* RedOctane X-Box 360 controllers */ 244 XPAD_XBOX360_VENDOR(0x146b), /* BigBen Interactive Controllers */ 245 XPAD_XBOX360_VENDOR(0x1bad), /* Harminix Rock Band Guitar and Drums */ 246 XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */ 247 { } 248 }; 249 250 MODULE_DEVICE_TABLE (usb, xpad_table); 251 252 struct usb_xpad { 253 struct input_dev *dev; /* input device interface */ 254 struct usb_device *udev; /* usb device */ 255 struct usb_interface *intf; /* usb interface */ 256 257 int pad_present; 258 259 struct urb *irq_in; /* urb for interrupt in report */ 260 unsigned char *idata; /* input data */ 261 dma_addr_t idata_dma; 262 263 struct urb *bulk_out; 264 unsigned char *bdata; 265 266 #if defined(CONFIG_JOYSTICK_XPAD_FF) || defined(CONFIG_JOYSTICK_XPAD_LEDS) 267 struct urb *irq_out; /* urb for interrupt out report */ 268 unsigned char *odata; /* output data */ 269 dma_addr_t odata_dma; 270 struct mutex odata_mutex; 271 #endif 272 273 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 274 struct xpad_led *led; 275 #endif 276 277 char phys[64]; /* physical device path */ 278 279 int mapping; /* map d-pad to buttons or to axes */ 280 int xtype; /* type of xbox device */ 281 }; 282 283 /* 284 * xpad_process_packet 285 * 286 * Completes a request by converting the data into events for the 287 * input subsystem. 288 * 289 * The used report descriptor was taken from ITO Takayukis website: 290 * http://euc.jp/periphs/xbox-controller.ja.html 291 */ 292 293 static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 294 { 295 struct input_dev *dev = xpad->dev; 296 297 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 298 /* left stick */ 299 input_report_abs(dev, ABS_X, 300 (__s16) le16_to_cpup((__le16 *)(data + 12))); 301 input_report_abs(dev, ABS_Y, 302 ~(__s16) le16_to_cpup((__le16 *)(data + 14))); 303 304 /* right stick */ 305 input_report_abs(dev, ABS_RX, 306 (__s16) le16_to_cpup((__le16 *)(data + 16))); 307 input_report_abs(dev, ABS_RY, 308 ~(__s16) le16_to_cpup((__le16 *)(data + 18))); 309 } 310 311 /* triggers left/right */ 312 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 313 input_report_key(dev, BTN_TL2, data[10]); 314 input_report_key(dev, BTN_TR2, data[11]); 315 } else { 316 input_report_abs(dev, ABS_Z, data[10]); 317 input_report_abs(dev, ABS_RZ, data[11]); 318 } 319 320 /* digital pad */ 321 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 322 /* dpad as buttons (left, right, up, down) */ 323 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 324 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 325 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 326 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 327 } else { 328 input_report_abs(dev, ABS_HAT0X, 329 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 330 input_report_abs(dev, ABS_HAT0Y, 331 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 332 } 333 334 /* start/back buttons and stick press left/right */ 335 input_report_key(dev, BTN_START, data[2] & 0x10); 336 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 337 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 338 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 339 340 /* "analog" buttons A, B, X, Y */ 341 input_report_key(dev, BTN_A, data[4]); 342 input_report_key(dev, BTN_B, data[5]); 343 input_report_key(dev, BTN_X, data[6]); 344 input_report_key(dev, BTN_Y, data[7]); 345 346 /* "analog" buttons black, white */ 347 input_report_key(dev, BTN_C, data[8]); 348 input_report_key(dev, BTN_Z, data[9]); 349 350 input_sync(dev); 351 } 352 353 /* 354 * xpad360_process_packet 355 * 356 * Completes a request by converting the data into events for the 357 * input subsystem. It is version for xbox 360 controller 358 * 359 * The used report descriptor was taken from: 360 * http://www.free60.org/wiki/Gamepad 361 */ 362 363 static void xpad360_process_packet(struct usb_xpad *xpad, 364 u16 cmd, unsigned char *data) 365 { 366 struct input_dev *dev = xpad->dev; 367 368 /* digital pad */ 369 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 370 /* dpad as buttons (left, right, up, down) */ 371 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 372 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 373 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 374 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 375 } else { 376 input_report_abs(dev, ABS_HAT0X, 377 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 378 input_report_abs(dev, ABS_HAT0Y, 379 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 380 } 381 382 /* start/back buttons */ 383 input_report_key(dev, BTN_START, data[2] & 0x10); 384 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 385 386 /* stick press left/right */ 387 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 388 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 389 390 /* buttons A,B,X,Y,TL,TR and MODE */ 391 input_report_key(dev, BTN_A, data[3] & 0x10); 392 input_report_key(dev, BTN_B, data[3] & 0x20); 393 input_report_key(dev, BTN_X, data[3] & 0x40); 394 input_report_key(dev, BTN_Y, data[3] & 0x80); 395 input_report_key(dev, BTN_TL, data[3] & 0x01); 396 input_report_key(dev, BTN_TR, data[3] & 0x02); 397 input_report_key(dev, BTN_MODE, data[3] & 0x04); 398 399 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 400 /* left stick */ 401 input_report_abs(dev, ABS_X, 402 (__s16) le16_to_cpup((__le16 *)(data + 6))); 403 input_report_abs(dev, ABS_Y, 404 ~(__s16) le16_to_cpup((__le16 *)(data + 8))); 405 406 /* right stick */ 407 input_report_abs(dev, ABS_RX, 408 (__s16) le16_to_cpup((__le16 *)(data + 10))); 409 input_report_abs(dev, ABS_RY, 410 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 411 } 412 413 /* triggers left/right */ 414 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 415 input_report_key(dev, BTN_TL2, data[4]); 416 input_report_key(dev, BTN_TR2, data[5]); 417 } else { 418 input_report_abs(dev, ABS_Z, data[4]); 419 input_report_abs(dev, ABS_RZ, data[5]); 420 } 421 422 input_sync(dev); 423 } 424 425 /* 426 * xpad360w_process_packet 427 * 428 * Completes a request by converting the data into events for the 429 * input subsystem. It is version for xbox 360 wireless controller. 430 * 431 * Byte.Bit 432 * 00.1 - Status change: The controller or headset has connected/disconnected 433 * Bits 01.7 and 01.6 are valid 434 * 01.7 - Controller present 435 * 01.6 - Headset present 436 * 01.1 - Pad state (Bytes 4+) valid 437 * 438 */ 439 440 static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 441 { 442 /* Presence change */ 443 if (data[0] & 0x08) { 444 if (data[1] & 0x80) { 445 xpad->pad_present = 1; 446 usb_submit_urb(xpad->bulk_out, GFP_ATOMIC); 447 } else 448 xpad->pad_present = 0; 449 } 450 451 /* Valid pad data */ 452 if (!(data[1] & 0x1)) 453 return; 454 455 xpad360_process_packet(xpad, cmd, &data[4]); 456 } 457 458 static void xpad_irq_in(struct urb *urb) 459 { 460 struct usb_xpad *xpad = urb->context; 461 struct device *dev = &xpad->intf->dev; 462 int retval, status; 463 464 status = urb->status; 465 466 switch (status) { 467 case 0: 468 /* success */ 469 break; 470 case -ECONNRESET: 471 case -ENOENT: 472 case -ESHUTDOWN: 473 /* this urb is terminated, clean up */ 474 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 475 __func__, status); 476 return; 477 default: 478 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 479 __func__, status); 480 goto exit; 481 } 482 483 switch (xpad->xtype) { 484 case XTYPE_XBOX360: 485 xpad360_process_packet(xpad, 0, xpad->idata); 486 break; 487 case XTYPE_XBOX360W: 488 xpad360w_process_packet(xpad, 0, xpad->idata); 489 break; 490 default: 491 xpad_process_packet(xpad, 0, xpad->idata); 492 } 493 494 exit: 495 retval = usb_submit_urb(urb, GFP_ATOMIC); 496 if (retval) 497 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 498 __func__, retval); 499 } 500 501 static void xpad_bulk_out(struct urb *urb) 502 { 503 struct usb_xpad *xpad = urb->context; 504 struct device *dev = &xpad->intf->dev; 505 506 switch (urb->status) { 507 case 0: 508 /* success */ 509 break; 510 case -ECONNRESET: 511 case -ENOENT: 512 case -ESHUTDOWN: 513 /* this urb is terminated, clean up */ 514 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 515 __func__, urb->status); 516 break; 517 default: 518 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 519 __func__, urb->status); 520 } 521 } 522 523 #if defined(CONFIG_JOYSTICK_XPAD_FF) || defined(CONFIG_JOYSTICK_XPAD_LEDS) 524 static void xpad_irq_out(struct urb *urb) 525 { 526 struct usb_xpad *xpad = urb->context; 527 struct device *dev = &xpad->intf->dev; 528 int retval, status; 529 530 status = urb->status; 531 532 switch (status) { 533 case 0: 534 /* success */ 535 return; 536 537 case -ECONNRESET: 538 case -ENOENT: 539 case -ESHUTDOWN: 540 /* this urb is terminated, clean up */ 541 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 542 __func__, status); 543 return; 544 545 default: 546 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 547 __func__, status); 548 goto exit; 549 } 550 551 exit: 552 retval = usb_submit_urb(urb, GFP_ATOMIC); 553 if (retval) 554 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 555 __func__, retval); 556 } 557 558 static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) 559 { 560 struct usb_endpoint_descriptor *ep_irq_out; 561 int error; 562 563 if (xpad->xtype == XTYPE_UNKNOWN) 564 return 0; 565 566 xpad->odata = usb_alloc_coherent(xpad->udev, XPAD_PKT_LEN, 567 GFP_KERNEL, &xpad->odata_dma); 568 if (!xpad->odata) { 569 error = -ENOMEM; 570 goto fail1; 571 } 572 573 mutex_init(&xpad->odata_mutex); 574 575 xpad->irq_out = usb_alloc_urb(0, GFP_KERNEL); 576 if (!xpad->irq_out) { 577 error = -ENOMEM; 578 goto fail2; 579 } 580 581 ep_irq_out = &intf->cur_altsetting->endpoint[1].desc; 582 usb_fill_int_urb(xpad->irq_out, xpad->udev, 583 usb_sndintpipe(xpad->udev, ep_irq_out->bEndpointAddress), 584 xpad->odata, XPAD_PKT_LEN, 585 xpad_irq_out, xpad, ep_irq_out->bInterval); 586 xpad->irq_out->transfer_dma = xpad->odata_dma; 587 xpad->irq_out->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 588 589 return 0; 590 591 fail2: usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); 592 fail1: return error; 593 } 594 595 static void xpad_stop_output(struct usb_xpad *xpad) 596 { 597 if (xpad->xtype != XTYPE_UNKNOWN) 598 usb_kill_urb(xpad->irq_out); 599 } 600 601 static void xpad_deinit_output(struct usb_xpad *xpad) 602 { 603 if (xpad->xtype != XTYPE_UNKNOWN) { 604 usb_free_urb(xpad->irq_out); 605 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 606 xpad->odata, xpad->odata_dma); 607 } 608 } 609 #else 610 static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) { return 0; } 611 static void xpad_deinit_output(struct usb_xpad *xpad) {} 612 static void xpad_stop_output(struct usb_xpad *xpad) {} 613 #endif 614 615 #ifdef CONFIG_JOYSTICK_XPAD_FF 616 static int xpad_play_effect(struct input_dev *dev, void *data, struct ff_effect *effect) 617 { 618 struct usb_xpad *xpad = input_get_drvdata(dev); 619 620 if (effect->type == FF_RUMBLE) { 621 __u16 strong = effect->u.rumble.strong_magnitude; 622 __u16 weak = effect->u.rumble.weak_magnitude; 623 624 switch (xpad->xtype) { 625 626 case XTYPE_XBOX: 627 xpad->odata[0] = 0x00; 628 xpad->odata[1] = 0x06; 629 xpad->odata[2] = 0x00; 630 xpad->odata[3] = strong / 256; /* left actuator */ 631 xpad->odata[4] = 0x00; 632 xpad->odata[5] = weak / 256; /* right actuator */ 633 xpad->irq_out->transfer_buffer_length = 6; 634 635 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 636 637 case XTYPE_XBOX360: 638 xpad->odata[0] = 0x00; 639 xpad->odata[1] = 0x08; 640 xpad->odata[2] = 0x00; 641 xpad->odata[3] = strong / 256; /* left actuator? */ 642 xpad->odata[4] = weak / 256; /* right actuator? */ 643 xpad->odata[5] = 0x00; 644 xpad->odata[6] = 0x00; 645 xpad->odata[7] = 0x00; 646 xpad->irq_out->transfer_buffer_length = 8; 647 648 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 649 650 case XTYPE_XBOX360W: 651 xpad->odata[0] = 0x00; 652 xpad->odata[1] = 0x01; 653 xpad->odata[2] = 0x0F; 654 xpad->odata[3] = 0xC0; 655 xpad->odata[4] = 0x00; 656 xpad->odata[5] = strong / 256; 657 xpad->odata[6] = weak / 256; 658 xpad->odata[7] = 0x00; 659 xpad->odata[8] = 0x00; 660 xpad->odata[9] = 0x00; 661 xpad->odata[10] = 0x00; 662 xpad->odata[11] = 0x00; 663 xpad->irq_out->transfer_buffer_length = 12; 664 665 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 666 667 default: 668 dev_dbg(&xpad->dev->dev, 669 "%s - rumble command sent to unsupported xpad type: %d\n", 670 __func__, xpad->xtype); 671 return -1; 672 } 673 } 674 675 return 0; 676 } 677 678 static int xpad_init_ff(struct usb_xpad *xpad) 679 { 680 if (xpad->xtype == XTYPE_UNKNOWN) 681 return 0; 682 683 input_set_capability(xpad->dev, EV_FF, FF_RUMBLE); 684 685 return input_ff_create_memless(xpad->dev, NULL, xpad_play_effect); 686 } 687 688 #else 689 static int xpad_init_ff(struct usb_xpad *xpad) { return 0; } 690 #endif 691 692 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 693 #include <linux/leds.h> 694 695 struct xpad_led { 696 char name[16]; 697 struct led_classdev led_cdev; 698 struct usb_xpad *xpad; 699 }; 700 701 static void xpad_send_led_command(struct usb_xpad *xpad, int command) 702 { 703 if (command >= 0 && command < 14) { 704 mutex_lock(&xpad->odata_mutex); 705 xpad->odata[0] = 0x01; 706 xpad->odata[1] = 0x03; 707 xpad->odata[2] = command; 708 xpad->irq_out->transfer_buffer_length = 3; 709 usb_submit_urb(xpad->irq_out, GFP_KERNEL); 710 mutex_unlock(&xpad->odata_mutex); 711 } 712 } 713 714 static void xpad_led_set(struct led_classdev *led_cdev, 715 enum led_brightness value) 716 { 717 struct xpad_led *xpad_led = container_of(led_cdev, 718 struct xpad_led, led_cdev); 719 720 xpad_send_led_command(xpad_led->xpad, value); 721 } 722 723 static int xpad_led_probe(struct usb_xpad *xpad) 724 { 725 static atomic_t led_seq = ATOMIC_INIT(0); 726 long led_no; 727 struct xpad_led *led; 728 struct led_classdev *led_cdev; 729 int error; 730 731 if (xpad->xtype != XTYPE_XBOX360) 732 return 0; 733 734 xpad->led = led = kzalloc(sizeof(struct xpad_led), GFP_KERNEL); 735 if (!led) 736 return -ENOMEM; 737 738 led_no = (long)atomic_inc_return(&led_seq) - 1; 739 740 snprintf(led->name, sizeof(led->name), "xpad%ld", led_no); 741 led->xpad = xpad; 742 743 led_cdev = &led->led_cdev; 744 led_cdev->name = led->name; 745 led_cdev->brightness_set = xpad_led_set; 746 747 error = led_classdev_register(&xpad->udev->dev, led_cdev); 748 if (error) { 749 kfree(led); 750 xpad->led = NULL; 751 return error; 752 } 753 754 /* 755 * Light up the segment corresponding to controller number 756 */ 757 xpad_send_led_command(xpad, (led_no % 4) + 2); 758 759 return 0; 760 } 761 762 static void xpad_led_disconnect(struct usb_xpad *xpad) 763 { 764 struct xpad_led *xpad_led = xpad->led; 765 766 if (xpad_led) { 767 led_classdev_unregister(&xpad_led->led_cdev); 768 kfree(xpad_led); 769 } 770 } 771 #else 772 static int xpad_led_probe(struct usb_xpad *xpad) { return 0; } 773 static void xpad_led_disconnect(struct usb_xpad *xpad) { } 774 #endif 775 776 777 static int xpad_open(struct input_dev *dev) 778 { 779 struct usb_xpad *xpad = input_get_drvdata(dev); 780 781 /* URB was submitted in probe */ 782 if(xpad->xtype == XTYPE_XBOX360W) 783 return 0; 784 785 xpad->irq_in->dev = xpad->udev; 786 if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) 787 return -EIO; 788 789 return 0; 790 } 791 792 static void xpad_close(struct input_dev *dev) 793 { 794 struct usb_xpad *xpad = input_get_drvdata(dev); 795 796 if (xpad->xtype != XTYPE_XBOX360W) 797 usb_kill_urb(xpad->irq_in); 798 799 xpad_stop_output(xpad); 800 } 801 802 static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) 803 { 804 set_bit(abs, input_dev->absbit); 805 806 switch (abs) { 807 case ABS_X: 808 case ABS_Y: 809 case ABS_RX: 810 case ABS_RY: /* the two sticks */ 811 input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); 812 break; 813 case ABS_Z: 814 case ABS_RZ: /* the triggers (if mapped to axes) */ 815 input_set_abs_params(input_dev, abs, 0, 255, 0, 0); 816 break; 817 case ABS_HAT0X: 818 case ABS_HAT0Y: /* the d-pad (only if dpad is mapped to axes */ 819 input_set_abs_params(input_dev, abs, -1, 1, 0, 0); 820 break; 821 } 822 } 823 824 static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) 825 { 826 struct usb_device *udev = interface_to_usbdev(intf); 827 struct usb_xpad *xpad; 828 struct input_dev *input_dev; 829 struct usb_endpoint_descriptor *ep_irq_in; 830 int i, error; 831 832 for (i = 0; xpad_device[i].idVendor; i++) { 833 if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && 834 (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) 835 break; 836 } 837 838 xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); 839 input_dev = input_allocate_device(); 840 if (!xpad || !input_dev) { 841 error = -ENOMEM; 842 goto fail1; 843 } 844 845 xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, 846 GFP_KERNEL, &xpad->idata_dma); 847 if (!xpad->idata) { 848 error = -ENOMEM; 849 goto fail1; 850 } 851 852 xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); 853 if (!xpad->irq_in) { 854 error = -ENOMEM; 855 goto fail2; 856 } 857 858 xpad->udev = udev; 859 xpad->intf = intf; 860 xpad->mapping = xpad_device[i].mapping; 861 xpad->xtype = xpad_device[i].xtype; 862 863 if (xpad->xtype == XTYPE_UNKNOWN) { 864 if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { 865 if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) 866 xpad->xtype = XTYPE_XBOX360W; 867 else 868 xpad->xtype = XTYPE_XBOX360; 869 } else 870 xpad->xtype = XTYPE_XBOX; 871 872 if (dpad_to_buttons) 873 xpad->mapping |= MAP_DPAD_TO_BUTTONS; 874 if (triggers_to_buttons) 875 xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; 876 if (sticks_to_null) 877 xpad->mapping |= MAP_STICKS_TO_NULL; 878 } 879 880 xpad->dev = input_dev; 881 usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); 882 strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); 883 884 input_dev->name = xpad_device[i].name; 885 input_dev->phys = xpad->phys; 886 usb_to_input_id(udev, &input_dev->id); 887 input_dev->dev.parent = &intf->dev; 888 889 input_set_drvdata(input_dev, xpad); 890 891 input_dev->open = xpad_open; 892 input_dev->close = xpad_close; 893 894 input_dev->evbit[0] = BIT_MASK(EV_KEY); 895 896 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 897 input_dev->evbit[0] |= BIT_MASK(EV_ABS); 898 /* set up axes */ 899 for (i = 0; xpad_abs[i] >= 0; i++) 900 xpad_set_up_abs(input_dev, xpad_abs[i]); 901 } 902 903 /* set up standard buttons */ 904 for (i = 0; xpad_common_btn[i] >= 0; i++) 905 __set_bit(xpad_common_btn[i], input_dev->keybit); 906 907 /* set up model-specific ones */ 908 if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W) { 909 for (i = 0; xpad360_btn[i] >= 0; i++) 910 __set_bit(xpad360_btn[i], input_dev->keybit); 911 } else { 912 for (i = 0; xpad_btn[i] >= 0; i++) 913 __set_bit(xpad_btn[i], input_dev->keybit); 914 } 915 916 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 917 for (i = 0; xpad_btn_pad[i] >= 0; i++) 918 __set_bit(xpad_btn_pad[i], input_dev->keybit); 919 } else { 920 for (i = 0; xpad_abs_pad[i] >= 0; i++) 921 xpad_set_up_abs(input_dev, xpad_abs_pad[i]); 922 } 923 924 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 925 for (i = 0; xpad_btn_triggers[i] >= 0; i++) 926 __set_bit(xpad_btn_triggers[i], input_dev->keybit); 927 } else { 928 for (i = 0; xpad_abs_triggers[i] >= 0; i++) 929 xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); 930 } 931 932 error = xpad_init_output(intf, xpad); 933 if (error) 934 goto fail3; 935 936 error = xpad_init_ff(xpad); 937 if (error) 938 goto fail4; 939 940 error = xpad_led_probe(xpad); 941 if (error) 942 goto fail5; 943 944 ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; 945 usb_fill_int_urb(xpad->irq_in, udev, 946 usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), 947 xpad->idata, XPAD_PKT_LEN, xpad_irq_in, 948 xpad, ep_irq_in->bInterval); 949 xpad->irq_in->transfer_dma = xpad->idata_dma; 950 xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 951 952 error = input_register_device(xpad->dev); 953 if (error) 954 goto fail6; 955 956 usb_set_intfdata(intf, xpad); 957 958 if (xpad->xtype == XTYPE_XBOX360W) { 959 /* 960 * Setup the message to set the LEDs on the 961 * controller when it shows up 962 */ 963 xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); 964 if (!xpad->bulk_out) { 965 error = -ENOMEM; 966 goto fail7; 967 } 968 969 xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); 970 if (!xpad->bdata) { 971 error = -ENOMEM; 972 goto fail8; 973 } 974 975 xpad->bdata[2] = 0x08; 976 switch (intf->cur_altsetting->desc.bInterfaceNumber) { 977 case 0: 978 xpad->bdata[3] = 0x42; 979 break; 980 case 2: 981 xpad->bdata[3] = 0x43; 982 break; 983 case 4: 984 xpad->bdata[3] = 0x44; 985 break; 986 case 6: 987 xpad->bdata[3] = 0x45; 988 } 989 990 ep_irq_in = &intf->cur_altsetting->endpoint[1].desc; 991 usb_fill_bulk_urb(xpad->bulk_out, udev, 992 usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), 993 xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); 994 995 /* 996 * Submit the int URB immediately rather than waiting for open 997 * because we get status messages from the device whether 998 * or not any controllers are attached. In fact, it's 999 * exactly the message that a controller has arrived that 1000 * we're waiting for. 1001 */ 1002 xpad->irq_in->dev = xpad->udev; 1003 error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); 1004 if (error) 1005 goto fail9; 1006 } 1007 1008 return 0; 1009 1010 fail9: kfree(xpad->bdata); 1011 fail8: usb_free_urb(xpad->bulk_out); 1012 fail7: input_unregister_device(input_dev); 1013 input_dev = NULL; 1014 fail6: xpad_led_disconnect(xpad); 1015 fail5: if (input_dev) 1016 input_ff_destroy(input_dev); 1017 fail4: xpad_deinit_output(xpad); 1018 fail3: usb_free_urb(xpad->irq_in); 1019 fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); 1020 fail1: input_free_device(input_dev); 1021 kfree(xpad); 1022 return error; 1023 1024 } 1025 1026 static void xpad_disconnect(struct usb_interface *intf) 1027 { 1028 struct usb_xpad *xpad = usb_get_intfdata (intf); 1029 1030 xpad_led_disconnect(xpad); 1031 input_unregister_device(xpad->dev); 1032 xpad_deinit_output(xpad); 1033 1034 if (xpad->xtype == XTYPE_XBOX360W) { 1035 usb_kill_urb(xpad->bulk_out); 1036 usb_free_urb(xpad->bulk_out); 1037 usb_kill_urb(xpad->irq_in); 1038 } 1039 1040 usb_free_urb(xpad->irq_in); 1041 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 1042 xpad->idata, xpad->idata_dma); 1043 1044 kfree(xpad->bdata); 1045 kfree(xpad); 1046 1047 usb_set_intfdata(intf, NULL); 1048 } 1049 1050 static struct usb_driver xpad_driver = { 1051 .name = "xpad", 1052 .probe = xpad_probe, 1053 .disconnect = xpad_disconnect, 1054 .id_table = xpad_table, 1055 }; 1056 1057 module_usb_driver(xpad_driver); 1058 1059 MODULE_AUTHOR(DRIVER_AUTHOR); 1060 MODULE_DESCRIPTION(DRIVER_DESC); 1061 MODULE_LICENSE("GPL"); 1062