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 { 0x0d2f, 0x0002, "Andamiro Pump It Up pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 146 { 0x0e4c, 0x1097, "Radica Gamester Controller", 0, XTYPE_XBOX }, 147 { 0x0e4c, 0x2390, "Radica Games Jtech Controller", 0, XTYPE_XBOX }, 148 { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", 0, XTYPE_XBOX }, 149 { 0x0e6f, 0x0005, "Eclipse wireless Controller", 0, XTYPE_XBOX }, 150 { 0x0e6f, 0x0006, "Edge wireless Controller", 0, XTYPE_XBOX }, 151 { 0x0e6f, 0x0006, "Pelican 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 152 { 0x0e6f, 0x0201, "Pelican PL-3601 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 153 { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", 0, XTYPE_XBOX }, 154 { 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX }, 155 { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX }, 156 { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", 0, XTYPE_XBOX }, 157 { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 158 { 0x12ab, 0x0004, "Honey Bee Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 159 { 0x0e6f, 0x0105, "HSM3 Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 160 { 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", 0, XTYPE_XBOX360 }, 161 { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 162 { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 }, 163 { 0x045e, 0x028e, "Microsoft X-Box 360 pad", 0, XTYPE_XBOX360 }, 164 { 0x1bad, 0x0002, "Harmonix Rock Band Guitar", 0, XTYPE_XBOX360 }, 165 { 0x1bad, 0x0003, "Harmonix Rock Band Drumkit", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 166 { 0x0f0d, 0x0016, "Hori Real Arcade Pro.EX", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 167 { 0x0f0d, 0x000d, "Hori Fighting Stick EX2", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 168 { 0x1689, 0xfd00, "Razer Onza Tournament Edition", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 169 { 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX }, 170 { 0x0000, 0x0000, "Generic X-Box pad", 0, XTYPE_UNKNOWN } 171 }; 172 173 /* buttons shared with xbox and xbox360 */ 174 static const signed short xpad_common_btn[] = { 175 BTN_A, BTN_B, BTN_X, BTN_Y, /* "analog" buttons */ 176 BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR, /* start/back/sticks */ 177 -1 /* terminating entry */ 178 }; 179 180 /* original xbox controllers only */ 181 static const signed short xpad_btn[] = { 182 BTN_C, BTN_Z, /* "analog" buttons */ 183 -1 /* terminating entry */ 184 }; 185 186 /* used when dpad is mapped to buttons */ 187 static const signed short xpad_btn_pad[] = { 188 BTN_TRIGGER_HAPPY1, BTN_TRIGGER_HAPPY2, /* d-pad left, right */ 189 BTN_TRIGGER_HAPPY3, BTN_TRIGGER_HAPPY4, /* d-pad up, down */ 190 -1 /* terminating entry */ 191 }; 192 193 /* used when triggers are mapped to buttons */ 194 static const signed short xpad_btn_triggers[] = { 195 BTN_TL2, BTN_TR2, /* triggers left/right */ 196 -1 197 }; 198 199 200 static const signed short xpad360_btn[] = { /* buttons for x360 controller */ 201 BTN_TL, BTN_TR, /* Button LB/RB */ 202 BTN_MODE, /* The big X button */ 203 -1 204 }; 205 206 static const signed short xpad_abs[] = { 207 ABS_X, ABS_Y, /* left stick */ 208 ABS_RX, ABS_RY, /* right stick */ 209 -1 /* terminating entry */ 210 }; 211 212 /* used when dpad is mapped to axes */ 213 static const signed short xpad_abs_pad[] = { 214 ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ 215 -1 /* terminating entry */ 216 }; 217 218 /* used when triggers are mapped to axes */ 219 static const signed short xpad_abs_triggers[] = { 220 ABS_Z, ABS_RZ, /* triggers left/right */ 221 -1 222 }; 223 224 /* Xbox 360 has a vendor-specific class, so we cannot match it with only 225 * USB_INTERFACE_INFO (also specifically refused by USB subsystem), so we 226 * match against vendor id as well. Wired Xbox 360 devices have protocol 1, 227 * wireless controllers have protocol 129. */ 228 #define XPAD_XBOX360_VENDOR_PROTOCOL(vend,pr) \ 229 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 230 .idVendor = (vend), \ 231 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 232 .bInterfaceSubClass = 93, \ 233 .bInterfaceProtocol = (pr) 234 #define XPAD_XBOX360_VENDOR(vend) \ 235 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,1) }, \ 236 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,129) } 237 238 static struct usb_device_id xpad_table [] = { 239 { USB_INTERFACE_INFO('X', 'B', 0) }, /* X-Box USB-IF not approved class */ 240 XPAD_XBOX360_VENDOR(0x045e), /* Microsoft X-Box 360 controllers */ 241 XPAD_XBOX360_VENDOR(0x046d), /* Logitech X-Box 360 style controllers */ 242 XPAD_XBOX360_VENDOR(0x0738), /* Mad Catz X-Box 360 controllers */ 243 { USB_DEVICE(0x0738, 0x4540) }, /* Mad Catz Beat Pad */ 244 XPAD_XBOX360_VENDOR(0x0e6f), /* 0x0e6f X-Box 360 controllers */ 245 XPAD_XBOX360_VENDOR(0x12ab), /* X-Box 360 dance pads */ 246 XPAD_XBOX360_VENDOR(0x1430), /* RedOctane X-Box 360 controllers */ 247 XPAD_XBOX360_VENDOR(0x146b), /* BigBen Interactive Controllers */ 248 XPAD_XBOX360_VENDOR(0x1bad), /* Harminix Rock Band Guitar and Drums */ 249 XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */ 250 XPAD_XBOX360_VENDOR(0x1689), /* Razer Onza */ 251 { } 252 }; 253 254 MODULE_DEVICE_TABLE (usb, xpad_table); 255 256 struct usb_xpad { 257 struct input_dev *dev; /* input device interface */ 258 struct usb_device *udev; /* usb device */ 259 struct usb_interface *intf; /* usb interface */ 260 261 int pad_present; 262 263 struct urb *irq_in; /* urb for interrupt in report */ 264 unsigned char *idata; /* input data */ 265 dma_addr_t idata_dma; 266 267 struct urb *bulk_out; 268 unsigned char *bdata; 269 270 #if defined(CONFIG_JOYSTICK_XPAD_FF) || defined(CONFIG_JOYSTICK_XPAD_LEDS) 271 struct urb *irq_out; /* urb for interrupt out report */ 272 unsigned char *odata; /* output data */ 273 dma_addr_t odata_dma; 274 struct mutex odata_mutex; 275 #endif 276 277 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 278 struct xpad_led *led; 279 #endif 280 281 char phys[64]; /* physical device path */ 282 283 int mapping; /* map d-pad to buttons or to axes */ 284 int xtype; /* type of xbox device */ 285 }; 286 287 /* 288 * xpad_process_packet 289 * 290 * Completes a request by converting the data into events for the 291 * input subsystem. 292 * 293 * The used report descriptor was taken from ITO Takayukis website: 294 * http://euc.jp/periphs/xbox-controller.ja.html 295 */ 296 297 static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 298 { 299 struct input_dev *dev = xpad->dev; 300 301 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 302 /* left stick */ 303 input_report_abs(dev, ABS_X, 304 (__s16) le16_to_cpup((__le16 *)(data + 12))); 305 input_report_abs(dev, ABS_Y, 306 ~(__s16) le16_to_cpup((__le16 *)(data + 14))); 307 308 /* right stick */ 309 input_report_abs(dev, ABS_RX, 310 (__s16) le16_to_cpup((__le16 *)(data + 16))); 311 input_report_abs(dev, ABS_RY, 312 ~(__s16) le16_to_cpup((__le16 *)(data + 18))); 313 } 314 315 /* triggers left/right */ 316 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 317 input_report_key(dev, BTN_TL2, data[10]); 318 input_report_key(dev, BTN_TR2, data[11]); 319 } else { 320 input_report_abs(dev, ABS_Z, data[10]); 321 input_report_abs(dev, ABS_RZ, data[11]); 322 } 323 324 /* digital pad */ 325 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 326 /* dpad as buttons (left, right, up, down) */ 327 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 328 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 329 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 330 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 331 } else { 332 input_report_abs(dev, ABS_HAT0X, 333 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 334 input_report_abs(dev, ABS_HAT0Y, 335 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 336 } 337 338 /* start/back buttons and stick press left/right */ 339 input_report_key(dev, BTN_START, data[2] & 0x10); 340 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 341 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 342 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 343 344 /* "analog" buttons A, B, X, Y */ 345 input_report_key(dev, BTN_A, data[4]); 346 input_report_key(dev, BTN_B, data[5]); 347 input_report_key(dev, BTN_X, data[6]); 348 input_report_key(dev, BTN_Y, data[7]); 349 350 /* "analog" buttons black, white */ 351 input_report_key(dev, BTN_C, data[8]); 352 input_report_key(dev, BTN_Z, data[9]); 353 354 input_sync(dev); 355 } 356 357 /* 358 * xpad360_process_packet 359 * 360 * Completes a request by converting the data into events for the 361 * input subsystem. It is version for xbox 360 controller 362 * 363 * The used report descriptor was taken from: 364 * http://www.free60.org/wiki/Gamepad 365 */ 366 367 static void xpad360_process_packet(struct usb_xpad *xpad, 368 u16 cmd, unsigned char *data) 369 { 370 struct input_dev *dev = xpad->dev; 371 372 /* digital pad */ 373 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 374 /* dpad as buttons (left, right, up, down) */ 375 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 376 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 377 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 378 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 379 } else { 380 input_report_abs(dev, ABS_HAT0X, 381 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 382 input_report_abs(dev, ABS_HAT0Y, 383 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 384 } 385 386 /* start/back buttons */ 387 input_report_key(dev, BTN_START, data[2] & 0x10); 388 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 389 390 /* stick press left/right */ 391 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 392 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 393 394 /* buttons A,B,X,Y,TL,TR and MODE */ 395 input_report_key(dev, BTN_A, data[3] & 0x10); 396 input_report_key(dev, BTN_B, data[3] & 0x20); 397 input_report_key(dev, BTN_X, data[3] & 0x40); 398 input_report_key(dev, BTN_Y, data[3] & 0x80); 399 input_report_key(dev, BTN_TL, data[3] & 0x01); 400 input_report_key(dev, BTN_TR, data[3] & 0x02); 401 input_report_key(dev, BTN_MODE, data[3] & 0x04); 402 403 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 404 /* left stick */ 405 input_report_abs(dev, ABS_X, 406 (__s16) le16_to_cpup((__le16 *)(data + 6))); 407 input_report_abs(dev, ABS_Y, 408 ~(__s16) le16_to_cpup((__le16 *)(data + 8))); 409 410 /* right stick */ 411 input_report_abs(dev, ABS_RX, 412 (__s16) le16_to_cpup((__le16 *)(data + 10))); 413 input_report_abs(dev, ABS_RY, 414 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 415 } 416 417 /* triggers left/right */ 418 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 419 input_report_key(dev, BTN_TL2, data[4]); 420 input_report_key(dev, BTN_TR2, data[5]); 421 } else { 422 input_report_abs(dev, ABS_Z, data[4]); 423 input_report_abs(dev, ABS_RZ, data[5]); 424 } 425 426 input_sync(dev); 427 } 428 429 /* 430 * xpad360w_process_packet 431 * 432 * Completes a request by converting the data into events for the 433 * input subsystem. It is version for xbox 360 wireless controller. 434 * 435 * Byte.Bit 436 * 00.1 - Status change: The controller or headset has connected/disconnected 437 * Bits 01.7 and 01.6 are valid 438 * 01.7 - Controller present 439 * 01.6 - Headset present 440 * 01.1 - Pad state (Bytes 4+) valid 441 * 442 */ 443 444 static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 445 { 446 /* Presence change */ 447 if (data[0] & 0x08) { 448 if (data[1] & 0x80) { 449 xpad->pad_present = 1; 450 usb_submit_urb(xpad->bulk_out, GFP_ATOMIC); 451 } else 452 xpad->pad_present = 0; 453 } 454 455 /* Valid pad data */ 456 if (!(data[1] & 0x1)) 457 return; 458 459 xpad360_process_packet(xpad, cmd, &data[4]); 460 } 461 462 static void xpad_irq_in(struct urb *urb) 463 { 464 struct usb_xpad *xpad = urb->context; 465 struct device *dev = &xpad->intf->dev; 466 int retval, status; 467 468 status = urb->status; 469 470 switch (status) { 471 case 0: 472 /* success */ 473 break; 474 case -ECONNRESET: 475 case -ENOENT: 476 case -ESHUTDOWN: 477 /* this urb is terminated, clean up */ 478 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 479 __func__, status); 480 return; 481 default: 482 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 483 __func__, status); 484 goto exit; 485 } 486 487 switch (xpad->xtype) { 488 case XTYPE_XBOX360: 489 xpad360_process_packet(xpad, 0, xpad->idata); 490 break; 491 case XTYPE_XBOX360W: 492 xpad360w_process_packet(xpad, 0, xpad->idata); 493 break; 494 default: 495 xpad_process_packet(xpad, 0, xpad->idata); 496 } 497 498 exit: 499 retval = usb_submit_urb(urb, GFP_ATOMIC); 500 if (retval) 501 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 502 __func__, retval); 503 } 504 505 static void xpad_bulk_out(struct urb *urb) 506 { 507 struct usb_xpad *xpad = urb->context; 508 struct device *dev = &xpad->intf->dev; 509 510 switch (urb->status) { 511 case 0: 512 /* success */ 513 break; 514 case -ECONNRESET: 515 case -ENOENT: 516 case -ESHUTDOWN: 517 /* this urb is terminated, clean up */ 518 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 519 __func__, urb->status); 520 break; 521 default: 522 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 523 __func__, urb->status); 524 } 525 } 526 527 #if defined(CONFIG_JOYSTICK_XPAD_FF) || defined(CONFIG_JOYSTICK_XPAD_LEDS) 528 static void xpad_irq_out(struct urb *urb) 529 { 530 struct usb_xpad *xpad = urb->context; 531 struct device *dev = &xpad->intf->dev; 532 int retval, status; 533 534 status = urb->status; 535 536 switch (status) { 537 case 0: 538 /* success */ 539 return; 540 541 case -ECONNRESET: 542 case -ENOENT: 543 case -ESHUTDOWN: 544 /* this urb is terminated, clean up */ 545 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 546 __func__, status); 547 return; 548 549 default: 550 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 551 __func__, status); 552 goto exit; 553 } 554 555 exit: 556 retval = usb_submit_urb(urb, GFP_ATOMIC); 557 if (retval) 558 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 559 __func__, retval); 560 } 561 562 static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) 563 { 564 struct usb_endpoint_descriptor *ep_irq_out; 565 int error; 566 567 if (xpad->xtype == XTYPE_UNKNOWN) 568 return 0; 569 570 xpad->odata = usb_alloc_coherent(xpad->udev, XPAD_PKT_LEN, 571 GFP_KERNEL, &xpad->odata_dma); 572 if (!xpad->odata) { 573 error = -ENOMEM; 574 goto fail1; 575 } 576 577 mutex_init(&xpad->odata_mutex); 578 579 xpad->irq_out = usb_alloc_urb(0, GFP_KERNEL); 580 if (!xpad->irq_out) { 581 error = -ENOMEM; 582 goto fail2; 583 } 584 585 ep_irq_out = &intf->cur_altsetting->endpoint[1].desc; 586 usb_fill_int_urb(xpad->irq_out, xpad->udev, 587 usb_sndintpipe(xpad->udev, ep_irq_out->bEndpointAddress), 588 xpad->odata, XPAD_PKT_LEN, 589 xpad_irq_out, xpad, ep_irq_out->bInterval); 590 xpad->irq_out->transfer_dma = xpad->odata_dma; 591 xpad->irq_out->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 592 593 return 0; 594 595 fail2: usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); 596 fail1: return error; 597 } 598 599 static void xpad_stop_output(struct usb_xpad *xpad) 600 { 601 if (xpad->xtype != XTYPE_UNKNOWN) 602 usb_kill_urb(xpad->irq_out); 603 } 604 605 static void xpad_deinit_output(struct usb_xpad *xpad) 606 { 607 if (xpad->xtype != XTYPE_UNKNOWN) { 608 usb_free_urb(xpad->irq_out); 609 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 610 xpad->odata, xpad->odata_dma); 611 } 612 } 613 #else 614 static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad) { return 0; } 615 static void xpad_deinit_output(struct usb_xpad *xpad) {} 616 static void xpad_stop_output(struct usb_xpad *xpad) {} 617 #endif 618 619 #ifdef CONFIG_JOYSTICK_XPAD_FF 620 static int xpad_play_effect(struct input_dev *dev, void *data, struct ff_effect *effect) 621 { 622 struct usb_xpad *xpad = input_get_drvdata(dev); 623 624 if (effect->type == FF_RUMBLE) { 625 __u16 strong = effect->u.rumble.strong_magnitude; 626 __u16 weak = effect->u.rumble.weak_magnitude; 627 628 switch (xpad->xtype) { 629 630 case XTYPE_XBOX: 631 xpad->odata[0] = 0x00; 632 xpad->odata[1] = 0x06; 633 xpad->odata[2] = 0x00; 634 xpad->odata[3] = strong / 256; /* left actuator */ 635 xpad->odata[4] = 0x00; 636 xpad->odata[5] = weak / 256; /* right actuator */ 637 xpad->irq_out->transfer_buffer_length = 6; 638 639 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 640 641 case XTYPE_XBOX360: 642 xpad->odata[0] = 0x00; 643 xpad->odata[1] = 0x08; 644 xpad->odata[2] = 0x00; 645 xpad->odata[3] = strong / 256; /* left actuator? */ 646 xpad->odata[4] = weak / 256; /* right actuator? */ 647 xpad->odata[5] = 0x00; 648 xpad->odata[6] = 0x00; 649 xpad->odata[7] = 0x00; 650 xpad->irq_out->transfer_buffer_length = 8; 651 652 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 653 654 case XTYPE_XBOX360W: 655 xpad->odata[0] = 0x00; 656 xpad->odata[1] = 0x01; 657 xpad->odata[2] = 0x0F; 658 xpad->odata[3] = 0xC0; 659 xpad->odata[4] = 0x00; 660 xpad->odata[5] = strong / 256; 661 xpad->odata[6] = weak / 256; 662 xpad->odata[7] = 0x00; 663 xpad->odata[8] = 0x00; 664 xpad->odata[9] = 0x00; 665 xpad->odata[10] = 0x00; 666 xpad->odata[11] = 0x00; 667 xpad->irq_out->transfer_buffer_length = 12; 668 669 return usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 670 671 default: 672 dev_dbg(&xpad->dev->dev, 673 "%s - rumble command sent to unsupported xpad type: %d\n", 674 __func__, xpad->xtype); 675 return -1; 676 } 677 } 678 679 return 0; 680 } 681 682 static int xpad_init_ff(struct usb_xpad *xpad) 683 { 684 if (xpad->xtype == XTYPE_UNKNOWN) 685 return 0; 686 687 input_set_capability(xpad->dev, EV_FF, FF_RUMBLE); 688 689 return input_ff_create_memless(xpad->dev, NULL, xpad_play_effect); 690 } 691 692 #else 693 static int xpad_init_ff(struct usb_xpad *xpad) { return 0; } 694 #endif 695 696 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 697 #include <linux/leds.h> 698 699 struct xpad_led { 700 char name[16]; 701 struct led_classdev led_cdev; 702 struct usb_xpad *xpad; 703 }; 704 705 static void xpad_send_led_command(struct usb_xpad *xpad, int command) 706 { 707 if (command >= 0 && command < 14) { 708 mutex_lock(&xpad->odata_mutex); 709 xpad->odata[0] = 0x01; 710 xpad->odata[1] = 0x03; 711 xpad->odata[2] = command; 712 xpad->irq_out->transfer_buffer_length = 3; 713 usb_submit_urb(xpad->irq_out, GFP_KERNEL); 714 mutex_unlock(&xpad->odata_mutex); 715 } 716 } 717 718 static void xpad_led_set(struct led_classdev *led_cdev, 719 enum led_brightness value) 720 { 721 struct xpad_led *xpad_led = container_of(led_cdev, 722 struct xpad_led, led_cdev); 723 724 xpad_send_led_command(xpad_led->xpad, value); 725 } 726 727 static int xpad_led_probe(struct usb_xpad *xpad) 728 { 729 static atomic_t led_seq = ATOMIC_INIT(0); 730 long led_no; 731 struct xpad_led *led; 732 struct led_classdev *led_cdev; 733 int error; 734 735 if (xpad->xtype != XTYPE_XBOX360) 736 return 0; 737 738 xpad->led = led = kzalloc(sizeof(struct xpad_led), GFP_KERNEL); 739 if (!led) 740 return -ENOMEM; 741 742 led_no = (long)atomic_inc_return(&led_seq) - 1; 743 744 snprintf(led->name, sizeof(led->name), "xpad%ld", led_no); 745 led->xpad = xpad; 746 747 led_cdev = &led->led_cdev; 748 led_cdev->name = led->name; 749 led_cdev->brightness_set = xpad_led_set; 750 751 error = led_classdev_register(&xpad->udev->dev, led_cdev); 752 if (error) { 753 kfree(led); 754 xpad->led = NULL; 755 return error; 756 } 757 758 /* 759 * Light up the segment corresponding to controller number 760 */ 761 xpad_send_led_command(xpad, (led_no % 4) + 2); 762 763 return 0; 764 } 765 766 static void xpad_led_disconnect(struct usb_xpad *xpad) 767 { 768 struct xpad_led *xpad_led = xpad->led; 769 770 if (xpad_led) { 771 led_classdev_unregister(&xpad_led->led_cdev); 772 kfree(xpad_led); 773 } 774 } 775 #else 776 static int xpad_led_probe(struct usb_xpad *xpad) { return 0; } 777 static void xpad_led_disconnect(struct usb_xpad *xpad) { } 778 #endif 779 780 781 static int xpad_open(struct input_dev *dev) 782 { 783 struct usb_xpad *xpad = input_get_drvdata(dev); 784 785 /* URB was submitted in probe */ 786 if(xpad->xtype == XTYPE_XBOX360W) 787 return 0; 788 789 xpad->irq_in->dev = xpad->udev; 790 if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) 791 return -EIO; 792 793 return 0; 794 } 795 796 static void xpad_close(struct input_dev *dev) 797 { 798 struct usb_xpad *xpad = input_get_drvdata(dev); 799 800 if (xpad->xtype != XTYPE_XBOX360W) 801 usb_kill_urb(xpad->irq_in); 802 803 xpad_stop_output(xpad); 804 } 805 806 static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) 807 { 808 set_bit(abs, input_dev->absbit); 809 810 switch (abs) { 811 case ABS_X: 812 case ABS_Y: 813 case ABS_RX: 814 case ABS_RY: /* the two sticks */ 815 input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); 816 break; 817 case ABS_Z: 818 case ABS_RZ: /* the triggers (if mapped to axes) */ 819 input_set_abs_params(input_dev, abs, 0, 255, 0, 0); 820 break; 821 case ABS_HAT0X: 822 case ABS_HAT0Y: /* the d-pad (only if dpad is mapped to axes */ 823 input_set_abs_params(input_dev, abs, -1, 1, 0, 0); 824 break; 825 } 826 } 827 828 static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) 829 { 830 struct usb_device *udev = interface_to_usbdev(intf); 831 struct usb_xpad *xpad; 832 struct input_dev *input_dev; 833 struct usb_endpoint_descriptor *ep_irq_in; 834 int i, error; 835 836 for (i = 0; xpad_device[i].idVendor; i++) { 837 if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && 838 (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) 839 break; 840 } 841 842 xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); 843 input_dev = input_allocate_device(); 844 if (!xpad || !input_dev) { 845 error = -ENOMEM; 846 goto fail1; 847 } 848 849 xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, 850 GFP_KERNEL, &xpad->idata_dma); 851 if (!xpad->idata) { 852 error = -ENOMEM; 853 goto fail1; 854 } 855 856 xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); 857 if (!xpad->irq_in) { 858 error = -ENOMEM; 859 goto fail2; 860 } 861 862 xpad->udev = udev; 863 xpad->intf = intf; 864 xpad->mapping = xpad_device[i].mapping; 865 xpad->xtype = xpad_device[i].xtype; 866 867 if (xpad->xtype == XTYPE_UNKNOWN) { 868 if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { 869 if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) 870 xpad->xtype = XTYPE_XBOX360W; 871 else 872 xpad->xtype = XTYPE_XBOX360; 873 } else 874 xpad->xtype = XTYPE_XBOX; 875 876 if (dpad_to_buttons) 877 xpad->mapping |= MAP_DPAD_TO_BUTTONS; 878 if (triggers_to_buttons) 879 xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; 880 if (sticks_to_null) 881 xpad->mapping |= MAP_STICKS_TO_NULL; 882 } 883 884 xpad->dev = input_dev; 885 usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); 886 strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); 887 888 input_dev->name = xpad_device[i].name; 889 input_dev->phys = xpad->phys; 890 usb_to_input_id(udev, &input_dev->id); 891 input_dev->dev.parent = &intf->dev; 892 893 input_set_drvdata(input_dev, xpad); 894 895 input_dev->open = xpad_open; 896 input_dev->close = xpad_close; 897 898 input_dev->evbit[0] = BIT_MASK(EV_KEY); 899 900 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 901 input_dev->evbit[0] |= BIT_MASK(EV_ABS); 902 /* set up axes */ 903 for (i = 0; xpad_abs[i] >= 0; i++) 904 xpad_set_up_abs(input_dev, xpad_abs[i]); 905 } 906 907 /* set up standard buttons */ 908 for (i = 0; xpad_common_btn[i] >= 0; i++) 909 __set_bit(xpad_common_btn[i], input_dev->keybit); 910 911 /* set up model-specific ones */ 912 if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W) { 913 for (i = 0; xpad360_btn[i] >= 0; i++) 914 __set_bit(xpad360_btn[i], input_dev->keybit); 915 } else { 916 for (i = 0; xpad_btn[i] >= 0; i++) 917 __set_bit(xpad_btn[i], input_dev->keybit); 918 } 919 920 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 921 for (i = 0; xpad_btn_pad[i] >= 0; i++) 922 __set_bit(xpad_btn_pad[i], input_dev->keybit); 923 } else { 924 for (i = 0; xpad_abs_pad[i] >= 0; i++) 925 xpad_set_up_abs(input_dev, xpad_abs_pad[i]); 926 } 927 928 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 929 for (i = 0; xpad_btn_triggers[i] >= 0; i++) 930 __set_bit(xpad_btn_triggers[i], input_dev->keybit); 931 } else { 932 for (i = 0; xpad_abs_triggers[i] >= 0; i++) 933 xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); 934 } 935 936 error = xpad_init_output(intf, xpad); 937 if (error) 938 goto fail3; 939 940 error = xpad_init_ff(xpad); 941 if (error) 942 goto fail4; 943 944 error = xpad_led_probe(xpad); 945 if (error) 946 goto fail5; 947 948 ep_irq_in = &intf->cur_altsetting->endpoint[0].desc; 949 usb_fill_int_urb(xpad->irq_in, udev, 950 usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), 951 xpad->idata, XPAD_PKT_LEN, xpad_irq_in, 952 xpad, ep_irq_in->bInterval); 953 xpad->irq_in->transfer_dma = xpad->idata_dma; 954 xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 955 956 error = input_register_device(xpad->dev); 957 if (error) 958 goto fail6; 959 960 usb_set_intfdata(intf, xpad); 961 962 if (xpad->xtype == XTYPE_XBOX360W) { 963 /* 964 * Setup the message to set the LEDs on the 965 * controller when it shows up 966 */ 967 xpad->bulk_out = usb_alloc_urb(0, GFP_KERNEL); 968 if (!xpad->bulk_out) { 969 error = -ENOMEM; 970 goto fail7; 971 } 972 973 xpad->bdata = kzalloc(XPAD_PKT_LEN, GFP_KERNEL); 974 if (!xpad->bdata) { 975 error = -ENOMEM; 976 goto fail8; 977 } 978 979 xpad->bdata[2] = 0x08; 980 switch (intf->cur_altsetting->desc.bInterfaceNumber) { 981 case 0: 982 xpad->bdata[3] = 0x42; 983 break; 984 case 2: 985 xpad->bdata[3] = 0x43; 986 break; 987 case 4: 988 xpad->bdata[3] = 0x44; 989 break; 990 case 6: 991 xpad->bdata[3] = 0x45; 992 } 993 994 ep_irq_in = &intf->cur_altsetting->endpoint[1].desc; 995 usb_fill_bulk_urb(xpad->bulk_out, udev, 996 usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), 997 xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); 998 999 /* 1000 * Submit the int URB immediately rather than waiting for open 1001 * because we get status messages from the device whether 1002 * or not any controllers are attached. In fact, it's 1003 * exactly the message that a controller has arrived that 1004 * we're waiting for. 1005 */ 1006 xpad->irq_in->dev = xpad->udev; 1007 error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); 1008 if (error) 1009 goto fail9; 1010 } 1011 1012 return 0; 1013 1014 fail9: kfree(xpad->bdata); 1015 fail8: usb_free_urb(xpad->bulk_out); 1016 fail7: input_unregister_device(input_dev); 1017 input_dev = NULL; 1018 fail6: xpad_led_disconnect(xpad); 1019 fail5: if (input_dev) 1020 input_ff_destroy(input_dev); 1021 fail4: xpad_deinit_output(xpad); 1022 fail3: usb_free_urb(xpad->irq_in); 1023 fail2: usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); 1024 fail1: input_free_device(input_dev); 1025 kfree(xpad); 1026 return error; 1027 1028 } 1029 1030 static void xpad_disconnect(struct usb_interface *intf) 1031 { 1032 struct usb_xpad *xpad = usb_get_intfdata (intf); 1033 1034 xpad_led_disconnect(xpad); 1035 input_unregister_device(xpad->dev); 1036 xpad_deinit_output(xpad); 1037 1038 if (xpad->xtype == XTYPE_XBOX360W) { 1039 usb_kill_urb(xpad->bulk_out); 1040 usb_free_urb(xpad->bulk_out); 1041 usb_kill_urb(xpad->irq_in); 1042 } 1043 1044 usb_free_urb(xpad->irq_in); 1045 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 1046 xpad->idata, xpad->idata_dma); 1047 1048 kfree(xpad->bdata); 1049 kfree(xpad); 1050 1051 usb_set_intfdata(intf, NULL); 1052 } 1053 1054 static struct usb_driver xpad_driver = { 1055 .name = "xpad", 1056 .probe = xpad_probe, 1057 .disconnect = xpad_disconnect, 1058 .id_table = xpad_table, 1059 }; 1060 1061 module_usb_driver(xpad_driver); 1062 1063 MODULE_AUTHOR(DRIVER_AUTHOR); 1064 MODULE_DESCRIPTION(DRIVER_DESC); 1065 MODULE_LICENSE("GPL"); 1066