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