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 64 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 bool auto_poweroff = true; 119 module_param(auto_poweroff, bool, S_IWUSR | S_IRUGO); 120 MODULE_PARM_DESC(auto_poweroff, "Power off wireless controllers on suspend"); 121 122 static const struct xpad_device { 123 u16 idVendor; 124 u16 idProduct; 125 char *name; 126 u8 mapping; 127 u8 xtype; 128 } xpad_device[] = { 129 { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX }, 130 { 0x044f, 0xb326, "Thrustmaster Gamepad GP XID", 0, XTYPE_XBOX360 }, 131 { 0x045e, 0x0202, "Microsoft X-Box pad v1 (US)", 0, XTYPE_XBOX }, 132 { 0x045e, 0x0285, "Microsoft X-Box pad (Japan)", 0, XTYPE_XBOX }, 133 { 0x045e, 0x0287, "Microsoft Xbox Controller S", 0, XTYPE_XBOX }, 134 { 0x045e, 0x0289, "Microsoft X-Box pad v2 (US)", 0, XTYPE_XBOX }, 135 { 0x045e, 0x028e, "Microsoft X-Box 360 pad", 0, XTYPE_XBOX360 }, 136 { 0x045e, 0x0291, "Xbox 360 Wireless Receiver (XBOX)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, 137 { 0x045e, 0x02d1, "Microsoft X-Box One pad", 0, XTYPE_XBOXONE }, 138 { 0x045e, 0x02dd, "Microsoft X-Box One pad (Firmware 2015)", 0, XTYPE_XBOXONE }, 139 { 0x045e, 0x02e3, "Microsoft X-Box One Elite pad", 0, XTYPE_XBOXONE }, 140 { 0x045e, 0x02ea, "Microsoft X-Box One S pad", 0, XTYPE_XBOXONE }, 141 { 0x045e, 0x0719, "Xbox 360 Wireless Receiver", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360W }, 142 { 0x046d, 0xc21d, "Logitech Gamepad F310", 0, XTYPE_XBOX360 }, 143 { 0x046d, 0xc21e, "Logitech Gamepad F510", 0, XTYPE_XBOX360 }, 144 { 0x046d, 0xc21f, "Logitech Gamepad F710", 0, XTYPE_XBOX360 }, 145 { 0x046d, 0xc242, "Logitech Chillstream Controller", 0, XTYPE_XBOX360 }, 146 { 0x046d, 0xca84, "Logitech Xbox Cordless Controller", 0, XTYPE_XBOX }, 147 { 0x046d, 0xca88, "Logitech Compact Controller for Xbox", 0, XTYPE_XBOX }, 148 { 0x056e, 0x2004, "Elecom JC-U3613M", 0, XTYPE_XBOX360 }, 149 { 0x05fd, 0x1007, "Mad Catz Controller (unverified)", 0, XTYPE_XBOX }, 150 { 0x05fd, 0x107a, "InterAct 'PowerPad Pro' X-Box pad (Germany)", 0, XTYPE_XBOX }, 151 { 0x0738, 0x4516, "Mad Catz Control Pad", 0, XTYPE_XBOX }, 152 { 0x0738, 0x4522, "Mad Catz LumiCON", 0, XTYPE_XBOX }, 153 { 0x0738, 0x4526, "Mad Catz Control Pad Pro", 0, XTYPE_XBOX }, 154 { 0x0738, 0x4536, "Mad Catz MicroCON", 0, XTYPE_XBOX }, 155 { 0x0738, 0x4540, "Mad Catz Beat Pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 156 { 0x0738, 0x4556, "Mad Catz Lynx Wireless Controller", 0, XTYPE_XBOX }, 157 { 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 158 { 0x0738, 0x4718, "Mad Catz Street Fighter IV FightStick SE", 0, XTYPE_XBOX360 }, 159 { 0x0738, 0x4726, "Mad Catz Xbox 360 Controller", 0, XTYPE_XBOX360 }, 160 { 0x0738, 0x4728, "Mad Catz Street Fighter IV FightPad", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 161 { 0x0738, 0x4738, "Mad Catz Wired Xbox 360 Controller (SFIV)", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 162 { 0x0738, 0x4740, "Mad Catz Beat Pad", 0, XTYPE_XBOX360 }, 163 { 0x0738, 0x4a01, "Mad Catz FightStick TE 2", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE }, 164 { 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 165 { 0x0738, 0xb726, "Mad Catz Xbox controller - MW2", 0, XTYPE_XBOX360 }, 166 { 0x0738, 0xbeef, "Mad Catz JOYTECH NEO SE Advanced GamePad", XTYPE_XBOX360 }, 167 { 0x0738, 0xcb02, "Saitek Cyborg Rumble Pad - PC/Xbox 360", 0, XTYPE_XBOX360 }, 168 { 0x0738, 0xcb03, "Saitek P3200 Rumble Pad - PC/Xbox 360", 0, XTYPE_XBOX360 }, 169 { 0x0738, 0xf738, "Super SFIV FightStick TE S", 0, XTYPE_XBOX360 }, 170 { 0x0c12, 0x8802, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 171 { 0x0c12, 0x8809, "RedOctane Xbox Dance Pad", DANCEPAD_MAP_CONFIG, XTYPE_XBOX }, 172 { 0x0c12, 0x880a, "Pelican Eclipse PL-2023", 0, XTYPE_XBOX }, 173 { 0x0c12, 0x8810, "Zeroplus Xbox Controller", 0, XTYPE_XBOX }, 174 { 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", 0, XTYPE_XBOX }, 175 { 0x0d2f, 0x0002, "Andamiro Pump It Up pad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 176 { 0x0e4c, 0x1097, "Radica Gamester Controller", 0, XTYPE_XBOX }, 177 { 0x0e4c, 0x2390, "Radica Games Jtech Controller", 0, XTYPE_XBOX }, 178 { 0x0e6f, 0x0003, "Logic3 Freebird wireless Controller", 0, XTYPE_XBOX }, 179 { 0x0e6f, 0x0005, "Eclipse wireless Controller", 0, XTYPE_XBOX }, 180 { 0x0e6f, 0x0006, "Edge wireless Controller", 0, XTYPE_XBOX }, 181 { 0x0e6f, 0x0105, "HSM3 Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 182 { 0x0e6f, 0x0113, "Afterglow AX.1 Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 183 { 0x0e6f, 0x011f, "Rock Candy Gamepad Wired Controller", 0, XTYPE_XBOX360 }, 184 { 0x0e6f, 0x0139, "Afterglow Prismatic Wired Controller", 0, XTYPE_XBOXONE }, 185 { 0x0e6f, 0x0146, "Rock Candy Wired Controller for Xbox One", 0, XTYPE_XBOXONE }, 186 { 0x0e6f, 0x0201, "Pelican PL-3601 'TSZ' Wired Xbox 360 Controller", 0, XTYPE_XBOX360 }, 187 { 0x0e6f, 0x0213, "Afterglow Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 188 { 0x0e6f, 0x021f, "Rock Candy Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 189 { 0x0e6f, 0x0301, "Logic3 Controller", 0, XTYPE_XBOX360 }, 190 { 0x0e6f, 0x0401, "Logic3 Controller", 0, XTYPE_XBOX360 }, 191 { 0x0e6f, 0x0413, "Afterglow AX.1 Gamepad for Xbox 360", 0, XTYPE_XBOX360 }, 192 { 0x0e8f, 0x0201, "SmartJoy Frag Xpad/PS2 adaptor", 0, XTYPE_XBOX }, 193 { 0x0e8f, 0x3008, "Generic xbox control (dealextreme)", 0, XTYPE_XBOX }, 194 { 0x0f0d, 0x000a, "Hori Co. DOA4 FightStick", 0, XTYPE_XBOX360 }, 195 { 0x0f0d, 0x000d, "Hori Fighting Stick EX2", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 196 { 0x0f0d, 0x0016, "Hori Real Arcade Pro.EX", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 197 { 0x0f0d, 0x0067, "HORIPAD ONE", 0, XTYPE_XBOXONE }, 198 { 0x0f30, 0x0202, "Joytech Advanced Controller", 0, XTYPE_XBOX }, 199 { 0x0f30, 0x8888, "BigBen XBMiniPad Controller", 0, XTYPE_XBOX }, 200 { 0x102c, 0xff0c, "Joytech Wireless Advanced Controller", 0, XTYPE_XBOX }, 201 { 0x12ab, 0x0004, "Honey Bee Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 202 { 0x12ab, 0x0301, "PDP AFTERGLOW AX.1", 0, XTYPE_XBOX360 }, 203 { 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 204 { 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", 0, XTYPE_XBOX360 }, 205 { 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX }, 206 { 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 }, 207 { 0x1532, 0x0037, "Razer Sabertooth", 0, XTYPE_XBOX360 }, 208 { 0x1532, 0x0a03, "Razer Wildcat", 0, XTYPE_XBOXONE }, 209 { 0x15e4, 0x3f00, "Power A Mini Pro Elite", 0, XTYPE_XBOX360 }, 210 { 0x15e4, 0x3f0a, "Xbox Airflo wired controller", 0, XTYPE_XBOX360 }, 211 { 0x15e4, 0x3f10, "Batarang Xbox 360 controller", 0, XTYPE_XBOX360 }, 212 { 0x162e, 0xbeef, "Joytech Neo-Se Take2", 0, XTYPE_XBOX360 }, 213 { 0x1689, 0xfd00, "Razer Onza Tournament Edition", 0, XTYPE_XBOX360 }, 214 { 0x1689, 0xfd01, "Razer Onza Classic Edition", 0, XTYPE_XBOX360 }, 215 { 0x1689, 0xfe00, "Razer Sabertooth", 0, XTYPE_XBOX360 }, 216 { 0x1bad, 0x0002, "Harmonix Rock Band Guitar", 0, XTYPE_XBOX360 }, 217 { 0x1bad, 0x0003, "Harmonix Rock Band Drumkit", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, 218 { 0x1bad, 0xf016, "Mad Catz Xbox 360 Controller", 0, XTYPE_XBOX360 }, 219 { 0x1bad, 0xf018, "Mad Catz Street Fighter IV SE Fighting Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 220 { 0x1bad, 0xf019, "Mad Catz Brawlstick for Xbox 360", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 221 { 0x1bad, 0xf021, "Mad Cats Ghost Recon FS GamePad", 0, XTYPE_XBOX360 }, 222 { 0x1bad, 0xf023, "MLG Pro Circuit Controller (Xbox)", 0, XTYPE_XBOX360 }, 223 { 0x1bad, 0xf028, "Street Fighter IV FightPad", 0, XTYPE_XBOX360 }, 224 { 0x1bad, 0xf02e, "Mad Catz Fightpad", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 225 { 0x1bad, 0xf038, "Street Fighter IV FightStick TE", 0, XTYPE_XBOX360 }, 226 { 0x1bad, 0xf03a, "Mad Catz SFxT Fightstick Pro", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 227 { 0x1bad, 0xf900, "Harmonix Xbox 360 Controller", 0, XTYPE_XBOX360 }, 228 { 0x1bad, 0xf901, "Gamestop Xbox 360 Controller", 0, XTYPE_XBOX360 }, 229 { 0x1bad, 0xf903, "Tron Xbox 360 controller", 0, XTYPE_XBOX360 }, 230 { 0x1bad, 0xfa01, "MadCatz GamePad", 0, XTYPE_XBOX360 }, 231 { 0x24c6, 0x5000, "Razer Atrox Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 232 { 0x24c6, 0x5300, "PowerA MINI PROEX Controller", 0, XTYPE_XBOX360 }, 233 { 0x24c6, 0x5303, "Xbox Airflo wired controller", 0, XTYPE_XBOX360 }, 234 { 0x24c6, 0x531a, "PowerA Pro Ex", 0, XTYPE_XBOX360 }, 235 { 0x24c6, 0x5397, "FUS1ON Tournament Controller", 0, XTYPE_XBOX360 }, 236 { 0x24c6, 0x541a, "PowerA Xbox One Mini Wired Controller", 0, XTYPE_XBOXONE }, 237 { 0x24c6, 0x542a, "Xbox ONE spectra", 0, XTYPE_XBOXONE }, 238 { 0x24c6, 0x543a, "PowerA Xbox One wired controller", 0, XTYPE_XBOXONE }, 239 { 0x24c6, 0x5500, "Hori XBOX 360 EX 2 with Turbo", 0, XTYPE_XBOX360 }, 240 { 0x24c6, 0x5501, "Hori Real Arcade Pro VX-SA", 0, XTYPE_XBOX360 }, 241 { 0x24c6, 0x5503, "Hori Fighting Edge", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, 242 { 0x24c6, 0x5506, "Hori SOULCALIBUR V Stick", 0, XTYPE_XBOX360 }, 243 { 0x24c6, 0x550d, "Hori GEM Xbox controller", 0, XTYPE_XBOX360 }, 244 { 0x24c6, 0x5b02, "Thrustmaster, Inc. GPX Controller", 0, XTYPE_XBOX360 }, 245 { 0x24c6, 0x5b03, "Thrustmaster Ferrari 458 Racing Wheel", 0, XTYPE_XBOX360 }, 246 { 0x24c6, 0x5d04, "Razer Sabertooth", 0, XTYPE_XBOX360 }, 247 { 0xffff, 0xffff, "Chinese-made Xbox Controller", 0, XTYPE_XBOX }, 248 { 0x0000, 0x0000, "Generic X-Box pad", 0, XTYPE_UNKNOWN } 249 }; 250 251 /* buttons shared with xbox and xbox360 */ 252 static const signed short xpad_common_btn[] = { 253 BTN_A, BTN_B, BTN_X, BTN_Y, /* "analog" buttons */ 254 BTN_START, BTN_SELECT, BTN_THUMBL, BTN_THUMBR, /* start/back/sticks */ 255 -1 /* terminating entry */ 256 }; 257 258 /* original xbox controllers only */ 259 static const signed short xpad_btn[] = { 260 BTN_C, BTN_Z, /* "analog" buttons */ 261 -1 /* terminating entry */ 262 }; 263 264 /* used when dpad is mapped to buttons */ 265 static const signed short xpad_btn_pad[] = { 266 BTN_TRIGGER_HAPPY1, BTN_TRIGGER_HAPPY2, /* d-pad left, right */ 267 BTN_TRIGGER_HAPPY3, BTN_TRIGGER_HAPPY4, /* d-pad up, down */ 268 -1 /* terminating entry */ 269 }; 270 271 /* used when triggers are mapped to buttons */ 272 static const signed short xpad_btn_triggers[] = { 273 BTN_TL2, BTN_TR2, /* triggers left/right */ 274 -1 275 }; 276 277 static const signed short xpad360_btn[] = { /* buttons for x360 controller */ 278 BTN_TL, BTN_TR, /* Button LB/RB */ 279 BTN_MODE, /* The big X button */ 280 -1 281 }; 282 283 static const signed short xpad_abs[] = { 284 ABS_X, ABS_Y, /* left stick */ 285 ABS_RX, ABS_RY, /* right stick */ 286 -1 /* terminating entry */ 287 }; 288 289 /* used when dpad is mapped to axes */ 290 static const signed short xpad_abs_pad[] = { 291 ABS_HAT0X, ABS_HAT0Y, /* d-pad axes */ 292 -1 /* terminating entry */ 293 }; 294 295 /* used when triggers are mapped to axes */ 296 static const signed short xpad_abs_triggers[] = { 297 ABS_Z, ABS_RZ, /* triggers left/right */ 298 -1 299 }; 300 301 /* 302 * Xbox 360 has a vendor-specific class, so we cannot match it with only 303 * USB_INTERFACE_INFO (also specifically refused by USB subsystem), so we 304 * match against vendor id as well. Wired Xbox 360 devices have protocol 1, 305 * wireless controllers have protocol 129. 306 */ 307 #define XPAD_XBOX360_VENDOR_PROTOCOL(vend,pr) \ 308 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 309 .idVendor = (vend), \ 310 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 311 .bInterfaceSubClass = 93, \ 312 .bInterfaceProtocol = (pr) 313 #define XPAD_XBOX360_VENDOR(vend) \ 314 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,1) }, \ 315 { XPAD_XBOX360_VENDOR_PROTOCOL(vend,129) } 316 317 /* The Xbox One controller uses subclass 71 and protocol 208. */ 318 #define XPAD_XBOXONE_VENDOR_PROTOCOL(vend, pr) \ 319 .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_INFO, \ 320 .idVendor = (vend), \ 321 .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ 322 .bInterfaceSubClass = 71, \ 323 .bInterfaceProtocol = (pr) 324 #define XPAD_XBOXONE_VENDOR(vend) \ 325 { XPAD_XBOXONE_VENDOR_PROTOCOL(vend, 208) } 326 327 static struct usb_device_id xpad_table[] = { 328 { USB_INTERFACE_INFO('X', 'B', 0) }, /* X-Box USB-IF not approved class */ 329 XPAD_XBOX360_VENDOR(0x044f), /* Thrustmaster X-Box 360 controllers */ 330 XPAD_XBOX360_VENDOR(0x045e), /* Microsoft X-Box 360 controllers */ 331 XPAD_XBOXONE_VENDOR(0x045e), /* Microsoft X-Box One controllers */ 332 XPAD_XBOX360_VENDOR(0x046d), /* Logitech X-Box 360 style controllers */ 333 XPAD_XBOX360_VENDOR(0x056e), /* Elecom JC-U3613M */ 334 XPAD_XBOX360_VENDOR(0x0738), /* Mad Catz X-Box 360 controllers */ 335 { USB_DEVICE(0x0738, 0x4540) }, /* Mad Catz Beat Pad */ 336 XPAD_XBOXONE_VENDOR(0x0738), /* Mad Catz FightStick TE 2 */ 337 XPAD_XBOX360_VENDOR(0x0e6f), /* 0x0e6f X-Box 360 controllers */ 338 XPAD_XBOXONE_VENDOR(0x0e6f), /* 0x0e6f X-Box One controllers */ 339 XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */ 340 XPAD_XBOXONE_VENDOR(0x0f0d), /* Hori Controllers */ 341 XPAD_XBOX360_VENDOR(0x12ab), /* X-Box 360 dance pads */ 342 XPAD_XBOX360_VENDOR(0x1430), /* RedOctane X-Box 360 controllers */ 343 XPAD_XBOX360_VENDOR(0x146b), /* BigBen Interactive Controllers */ 344 XPAD_XBOX360_VENDOR(0x1532), /* Razer Sabertooth */ 345 XPAD_XBOXONE_VENDOR(0x1532), /* Razer Wildcat */ 346 XPAD_XBOX360_VENDOR(0x15e4), /* Numark X-Box 360 controllers */ 347 XPAD_XBOX360_VENDOR(0x162e), /* Joytech X-Box 360 controllers */ 348 XPAD_XBOX360_VENDOR(0x1689), /* Razer Onza */ 349 XPAD_XBOX360_VENDOR(0x1bad), /* Harminix Rock Band Guitar and Drums */ 350 XPAD_XBOX360_VENDOR(0x24c6), /* PowerA Controllers */ 351 XPAD_XBOXONE_VENDOR(0x24c6), /* PowerA Controllers */ 352 { } 353 }; 354 355 MODULE_DEVICE_TABLE(usb, xpad_table); 356 357 struct xboxone_init_packet { 358 u16 idVendor; 359 u16 idProduct; 360 const u8 *data; 361 u8 len; 362 }; 363 364 #define XBOXONE_INIT_PKT(_vid, _pid, _data) \ 365 { \ 366 .idVendor = (_vid), \ 367 .idProduct = (_pid), \ 368 .data = (_data), \ 369 .len = ARRAY_SIZE(_data), \ 370 } 371 372 373 /* 374 * This packet is required for all Xbox One pads with 2015 375 * or later firmware installed (or present from the factory). 376 */ 377 static const u8 xboxone_fw2015_init[] = { 378 0x05, 0x20, 0x00, 0x01, 0x00 379 }; 380 381 /* 382 * This packet is required for the Titanfall 2 Xbox One pads 383 * (0x0e6f:0x0165) to finish initialization and for Hori pads 384 * (0x0f0d:0x0067) to make the analog sticks work. 385 */ 386 static const u8 xboxone_hori_init[] = { 387 0x01, 0x20, 0x00, 0x09, 0x00, 0x04, 0x20, 0x3a, 388 0x00, 0x00, 0x00, 0x80, 0x00 389 }; 390 391 /* 392 * A rumble packet is required for some PowerA pads to start 393 * sending input reports. One of those pads is (0x24c6:0x543a). 394 */ 395 static const u8 xboxone_zerorumble_init[] = { 396 0x09, 0x00, 0x00, 0x09, 0x00, 0x0F, 0x00, 0x00, 397 0x00, 0x00, 0x00, 0x00, 0x00 398 }; 399 400 /* 401 * This specifies the selection of init packets that a gamepad 402 * will be sent on init *and* the order in which they will be 403 * sent. The correct sequence number will be added when the 404 * packet is going to be sent. 405 */ 406 static const struct xboxone_init_packet xboxone_init_packets[] = { 407 XBOXONE_INIT_PKT(0x0e6f, 0x0165, xboxone_hori_init), 408 XBOXONE_INIT_PKT(0x0f0d, 0x0067, xboxone_hori_init), 409 XBOXONE_INIT_PKT(0x0000, 0x0000, xboxone_fw2015_init), 410 XBOXONE_INIT_PKT(0x24c6, 0x541a, xboxone_zerorumble_init), 411 XBOXONE_INIT_PKT(0x24c6, 0x542a, xboxone_zerorumble_init), 412 XBOXONE_INIT_PKT(0x24c6, 0x543a, xboxone_zerorumble_init), 413 }; 414 415 struct xpad_output_packet { 416 u8 data[XPAD_PKT_LEN]; 417 u8 len; 418 bool pending; 419 }; 420 421 #define XPAD_OUT_CMD_IDX 0 422 #define XPAD_OUT_FF_IDX 1 423 #define XPAD_OUT_LED_IDX (1 + IS_ENABLED(CONFIG_JOYSTICK_XPAD_FF)) 424 #define XPAD_NUM_OUT_PACKETS (1 + \ 425 IS_ENABLED(CONFIG_JOYSTICK_XPAD_FF) + \ 426 IS_ENABLED(CONFIG_JOYSTICK_XPAD_LEDS)) 427 428 struct usb_xpad { 429 struct input_dev *dev; /* input device interface */ 430 struct input_dev __rcu *x360w_dev; 431 struct usb_device *udev; /* usb device */ 432 struct usb_interface *intf; /* usb interface */ 433 434 bool pad_present; 435 bool input_created; 436 437 struct urb *irq_in; /* urb for interrupt in report */ 438 unsigned char *idata; /* input data */ 439 dma_addr_t idata_dma; 440 441 struct urb *irq_out; /* urb for interrupt out report */ 442 struct usb_anchor irq_out_anchor; 443 bool irq_out_active; /* we must not use an active URB */ 444 u8 odata_serial; /* serial number for xbox one protocol */ 445 unsigned char *odata; /* output data */ 446 dma_addr_t odata_dma; 447 spinlock_t odata_lock; 448 449 struct xpad_output_packet out_packets[XPAD_NUM_OUT_PACKETS]; 450 int last_out_packet; 451 int init_seq; 452 453 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 454 struct xpad_led *led; 455 #endif 456 457 char phys[64]; /* physical device path */ 458 459 int mapping; /* map d-pad to buttons or to axes */ 460 int xtype; /* type of xbox device */ 461 int pad_nr; /* the order x360 pads were attached */ 462 const char *name; /* name of the device */ 463 struct work_struct work; /* init/remove device from callback */ 464 }; 465 466 static int xpad_init_input(struct usb_xpad *xpad); 467 static void xpad_deinit_input(struct usb_xpad *xpad); 468 static void xpadone_ack_mode_report(struct usb_xpad *xpad, u8 seq_num); 469 470 /* 471 * xpad_process_packet 472 * 473 * Completes a request by converting the data into events for the 474 * input subsystem. 475 * 476 * The used report descriptor was taken from ITO Takayukis website: 477 * http://euc.jp/periphs/xbox-controller.ja.html 478 */ 479 static void xpad_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 480 { 481 struct input_dev *dev = xpad->dev; 482 483 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 484 /* left stick */ 485 input_report_abs(dev, ABS_X, 486 (__s16) le16_to_cpup((__le16 *)(data + 12))); 487 input_report_abs(dev, ABS_Y, 488 ~(__s16) le16_to_cpup((__le16 *)(data + 14))); 489 490 /* right stick */ 491 input_report_abs(dev, ABS_RX, 492 (__s16) le16_to_cpup((__le16 *)(data + 16))); 493 input_report_abs(dev, ABS_RY, 494 ~(__s16) le16_to_cpup((__le16 *)(data + 18))); 495 } 496 497 /* triggers left/right */ 498 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 499 input_report_key(dev, BTN_TL2, data[10]); 500 input_report_key(dev, BTN_TR2, data[11]); 501 } else { 502 input_report_abs(dev, ABS_Z, data[10]); 503 input_report_abs(dev, ABS_RZ, data[11]); 504 } 505 506 /* digital pad */ 507 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 508 /* dpad as buttons (left, right, up, down) */ 509 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 510 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 511 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 512 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 513 } else { 514 input_report_abs(dev, ABS_HAT0X, 515 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 516 input_report_abs(dev, ABS_HAT0Y, 517 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 518 } 519 520 /* start/back buttons and stick press left/right */ 521 input_report_key(dev, BTN_START, data[2] & 0x10); 522 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 523 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 524 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 525 526 /* "analog" buttons A, B, X, Y */ 527 input_report_key(dev, BTN_A, data[4]); 528 input_report_key(dev, BTN_B, data[5]); 529 input_report_key(dev, BTN_X, data[6]); 530 input_report_key(dev, BTN_Y, data[7]); 531 532 /* "analog" buttons black, white */ 533 input_report_key(dev, BTN_C, data[8]); 534 input_report_key(dev, BTN_Z, data[9]); 535 536 input_sync(dev); 537 } 538 539 /* 540 * xpad360_process_packet 541 * 542 * Completes a request by converting the data into events for the 543 * input subsystem. It is version for xbox 360 controller 544 * 545 * The used report descriptor was taken from: 546 * http://www.free60.org/wiki/Gamepad 547 */ 548 549 static void xpad360_process_packet(struct usb_xpad *xpad, struct input_dev *dev, 550 u16 cmd, unsigned char *data) 551 { 552 /* valid pad data */ 553 if (data[0] != 0x00) 554 return; 555 556 /* digital pad */ 557 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 558 /* dpad as buttons (left, right, up, down) */ 559 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[2] & 0x04); 560 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[2] & 0x08); 561 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[2] & 0x01); 562 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[2] & 0x02); 563 } 564 565 /* 566 * This should be a simple else block. However historically 567 * xbox360w has mapped DPAD to buttons while xbox360 did not. This 568 * made no sense, but now we can not just switch back and have to 569 * support both behaviors. 570 */ 571 if (!(xpad->mapping & MAP_DPAD_TO_BUTTONS) || 572 xpad->xtype == XTYPE_XBOX360W) { 573 input_report_abs(dev, ABS_HAT0X, 574 !!(data[2] & 0x08) - !!(data[2] & 0x04)); 575 input_report_abs(dev, ABS_HAT0Y, 576 !!(data[2] & 0x02) - !!(data[2] & 0x01)); 577 } 578 579 /* start/back buttons */ 580 input_report_key(dev, BTN_START, data[2] & 0x10); 581 input_report_key(dev, BTN_SELECT, data[2] & 0x20); 582 583 /* stick press left/right */ 584 input_report_key(dev, BTN_THUMBL, data[2] & 0x40); 585 input_report_key(dev, BTN_THUMBR, data[2] & 0x80); 586 587 /* buttons A,B,X,Y,TL,TR and MODE */ 588 input_report_key(dev, BTN_A, data[3] & 0x10); 589 input_report_key(dev, BTN_B, data[3] & 0x20); 590 input_report_key(dev, BTN_X, data[3] & 0x40); 591 input_report_key(dev, BTN_Y, data[3] & 0x80); 592 input_report_key(dev, BTN_TL, data[3] & 0x01); 593 input_report_key(dev, BTN_TR, data[3] & 0x02); 594 input_report_key(dev, BTN_MODE, data[3] & 0x04); 595 596 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 597 /* left stick */ 598 input_report_abs(dev, ABS_X, 599 (__s16) le16_to_cpup((__le16 *)(data + 6))); 600 input_report_abs(dev, ABS_Y, 601 ~(__s16) le16_to_cpup((__le16 *)(data + 8))); 602 603 /* right stick */ 604 input_report_abs(dev, ABS_RX, 605 (__s16) le16_to_cpup((__le16 *)(data + 10))); 606 input_report_abs(dev, ABS_RY, 607 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 608 } 609 610 /* triggers left/right */ 611 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 612 input_report_key(dev, BTN_TL2, data[4]); 613 input_report_key(dev, BTN_TR2, data[5]); 614 } else { 615 input_report_abs(dev, ABS_Z, data[4]); 616 input_report_abs(dev, ABS_RZ, data[5]); 617 } 618 619 input_sync(dev); 620 } 621 622 static void xpad_presence_work(struct work_struct *work) 623 { 624 struct usb_xpad *xpad = container_of(work, struct usb_xpad, work); 625 int error; 626 627 if (xpad->pad_present) { 628 error = xpad_init_input(xpad); 629 if (error) { 630 /* complain only, not much else we can do here */ 631 dev_err(&xpad->dev->dev, 632 "unable to init device: %d\n", error); 633 } else { 634 rcu_assign_pointer(xpad->x360w_dev, xpad->dev); 635 } 636 } else { 637 RCU_INIT_POINTER(xpad->x360w_dev, NULL); 638 synchronize_rcu(); 639 /* 640 * Now that we are sure xpad360w_process_packet is not 641 * using input device we can get rid of it. 642 */ 643 xpad_deinit_input(xpad); 644 } 645 } 646 647 /* 648 * xpad360w_process_packet 649 * 650 * Completes a request by converting the data into events for the 651 * input subsystem. It is version for xbox 360 wireless controller. 652 * 653 * Byte.Bit 654 * 00.1 - Status change: The controller or headset has connected/disconnected 655 * Bits 01.7 and 01.6 are valid 656 * 01.7 - Controller present 657 * 01.6 - Headset present 658 * 01.1 - Pad state (Bytes 4+) valid 659 * 660 */ 661 static void xpad360w_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 662 { 663 struct input_dev *dev; 664 bool present; 665 666 /* Presence change */ 667 if (data[0] & 0x08) { 668 present = (data[1] & 0x80) != 0; 669 670 if (xpad->pad_present != present) { 671 xpad->pad_present = present; 672 schedule_work(&xpad->work); 673 } 674 } 675 676 /* Valid pad data */ 677 if (data[1] != 0x1) 678 return; 679 680 rcu_read_lock(); 681 dev = rcu_dereference(xpad->x360w_dev); 682 if (dev) 683 xpad360_process_packet(xpad, dev, cmd, &data[4]); 684 rcu_read_unlock(); 685 } 686 687 /* 688 * xpadone_process_packet 689 * 690 * Completes a request by converting the data into events for the 691 * input subsystem. This version is for the Xbox One controller. 692 * 693 * The report format was gleaned from 694 * https://github.com/kylelemons/xbox/blob/master/xbox.go 695 */ 696 static void xpadone_process_packet(struct usb_xpad *xpad, u16 cmd, unsigned char *data) 697 { 698 struct input_dev *dev = xpad->dev; 699 700 /* the xbox button has its own special report */ 701 if (data[0] == 0X07) { 702 /* 703 * The Xbox One S controller requires these reports to be 704 * acked otherwise it continues sending them forever and 705 * won't report further mode button events. 706 */ 707 if (data[1] == 0x30) 708 xpadone_ack_mode_report(xpad, data[2]); 709 710 input_report_key(dev, BTN_MODE, data[4] & 0x01); 711 input_sync(dev); 712 return; 713 } 714 /* check invalid packet */ 715 else if (data[0] != 0X20) 716 return; 717 718 /* menu/view buttons */ 719 input_report_key(dev, BTN_START, data[4] & 0x04); 720 input_report_key(dev, BTN_SELECT, data[4] & 0x08); 721 722 /* buttons A,B,X,Y */ 723 input_report_key(dev, BTN_A, data[4] & 0x10); 724 input_report_key(dev, BTN_B, data[4] & 0x20); 725 input_report_key(dev, BTN_X, data[4] & 0x40); 726 input_report_key(dev, BTN_Y, data[4] & 0x80); 727 728 /* digital pad */ 729 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 730 /* dpad as buttons (left, right, up, down) */ 731 input_report_key(dev, BTN_TRIGGER_HAPPY1, data[5] & 0x04); 732 input_report_key(dev, BTN_TRIGGER_HAPPY2, data[5] & 0x08); 733 input_report_key(dev, BTN_TRIGGER_HAPPY3, data[5] & 0x01); 734 input_report_key(dev, BTN_TRIGGER_HAPPY4, data[5] & 0x02); 735 } else { 736 input_report_abs(dev, ABS_HAT0X, 737 !!(data[5] & 0x08) - !!(data[5] & 0x04)); 738 input_report_abs(dev, ABS_HAT0Y, 739 !!(data[5] & 0x02) - !!(data[5] & 0x01)); 740 } 741 742 /* TL/TR */ 743 input_report_key(dev, BTN_TL, data[5] & 0x10); 744 input_report_key(dev, BTN_TR, data[5] & 0x20); 745 746 /* stick press left/right */ 747 input_report_key(dev, BTN_THUMBL, data[5] & 0x40); 748 input_report_key(dev, BTN_THUMBR, data[5] & 0x80); 749 750 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 751 /* left stick */ 752 input_report_abs(dev, ABS_X, 753 (__s16) le16_to_cpup((__le16 *)(data + 10))); 754 input_report_abs(dev, ABS_Y, 755 ~(__s16) le16_to_cpup((__le16 *)(data + 12))); 756 757 /* right stick */ 758 input_report_abs(dev, ABS_RX, 759 (__s16) le16_to_cpup((__le16 *)(data + 14))); 760 input_report_abs(dev, ABS_RY, 761 ~(__s16) le16_to_cpup((__le16 *)(data + 16))); 762 } 763 764 /* triggers left/right */ 765 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 766 input_report_key(dev, BTN_TL2, 767 (__u16) le16_to_cpup((__le16 *)(data + 6))); 768 input_report_key(dev, BTN_TR2, 769 (__u16) le16_to_cpup((__le16 *)(data + 8))); 770 } else { 771 input_report_abs(dev, ABS_Z, 772 (__u16) le16_to_cpup((__le16 *)(data + 6))); 773 input_report_abs(dev, ABS_RZ, 774 (__u16) le16_to_cpup((__le16 *)(data + 8))); 775 } 776 777 input_sync(dev); 778 } 779 780 static void xpad_irq_in(struct urb *urb) 781 { 782 struct usb_xpad *xpad = urb->context; 783 struct device *dev = &xpad->intf->dev; 784 int retval, status; 785 786 status = urb->status; 787 788 switch (status) { 789 case 0: 790 /* success */ 791 break; 792 case -ECONNRESET: 793 case -ENOENT: 794 case -ESHUTDOWN: 795 /* this urb is terminated, clean up */ 796 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 797 __func__, status); 798 return; 799 default: 800 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 801 __func__, status); 802 goto exit; 803 } 804 805 switch (xpad->xtype) { 806 case XTYPE_XBOX360: 807 xpad360_process_packet(xpad, xpad->dev, 0, xpad->idata); 808 break; 809 case XTYPE_XBOX360W: 810 xpad360w_process_packet(xpad, 0, xpad->idata); 811 break; 812 case XTYPE_XBOXONE: 813 xpadone_process_packet(xpad, 0, xpad->idata); 814 break; 815 default: 816 xpad_process_packet(xpad, 0, xpad->idata); 817 } 818 819 exit: 820 retval = usb_submit_urb(urb, GFP_ATOMIC); 821 if (retval) 822 dev_err(dev, "%s - usb_submit_urb failed with result %d\n", 823 __func__, retval); 824 } 825 826 /* Callers must hold xpad->odata_lock spinlock */ 827 static bool xpad_prepare_next_init_packet(struct usb_xpad *xpad) 828 { 829 const struct xboxone_init_packet *init_packet; 830 831 if (xpad->xtype != XTYPE_XBOXONE) 832 return false; 833 834 /* Perform initialization sequence for Xbox One pads that require it */ 835 while (xpad->init_seq < ARRAY_SIZE(xboxone_init_packets)) { 836 init_packet = &xboxone_init_packets[xpad->init_seq++]; 837 838 if (init_packet->idVendor != 0 && 839 init_packet->idVendor != xpad->dev->id.vendor) 840 continue; 841 842 if (init_packet->idProduct != 0 && 843 init_packet->idProduct != xpad->dev->id.product) 844 continue; 845 846 /* This packet applies to our device, so prepare to send it */ 847 memcpy(xpad->odata, init_packet->data, init_packet->len); 848 xpad->irq_out->transfer_buffer_length = init_packet->len; 849 850 /* Update packet with current sequence number */ 851 xpad->odata[2] = xpad->odata_serial++; 852 return true; 853 } 854 855 return false; 856 } 857 858 /* Callers must hold xpad->odata_lock spinlock */ 859 static bool xpad_prepare_next_out_packet(struct usb_xpad *xpad) 860 { 861 struct xpad_output_packet *pkt, *packet = NULL; 862 int i; 863 864 /* We may have init packets to send before we can send user commands */ 865 if (xpad_prepare_next_init_packet(xpad)) 866 return true; 867 868 for (i = 0; i < XPAD_NUM_OUT_PACKETS; i++) { 869 if (++xpad->last_out_packet >= XPAD_NUM_OUT_PACKETS) 870 xpad->last_out_packet = 0; 871 872 pkt = &xpad->out_packets[xpad->last_out_packet]; 873 if (pkt->pending) { 874 dev_dbg(&xpad->intf->dev, 875 "%s - found pending output packet %d\n", 876 __func__, xpad->last_out_packet); 877 packet = pkt; 878 break; 879 } 880 } 881 882 if (packet) { 883 memcpy(xpad->odata, packet->data, packet->len); 884 xpad->irq_out->transfer_buffer_length = packet->len; 885 packet->pending = false; 886 return true; 887 } 888 889 return false; 890 } 891 892 /* Callers must hold xpad->odata_lock spinlock */ 893 static int xpad_try_sending_next_out_packet(struct usb_xpad *xpad) 894 { 895 int error; 896 897 if (!xpad->irq_out_active && xpad_prepare_next_out_packet(xpad)) { 898 usb_anchor_urb(xpad->irq_out, &xpad->irq_out_anchor); 899 error = usb_submit_urb(xpad->irq_out, GFP_ATOMIC); 900 if (error) { 901 dev_err(&xpad->intf->dev, 902 "%s - usb_submit_urb failed with result %d\n", 903 __func__, error); 904 usb_unanchor_urb(xpad->irq_out); 905 return -EIO; 906 } 907 908 xpad->irq_out_active = true; 909 } 910 911 return 0; 912 } 913 914 static void xpad_irq_out(struct urb *urb) 915 { 916 struct usb_xpad *xpad = urb->context; 917 struct device *dev = &xpad->intf->dev; 918 int status = urb->status; 919 int error; 920 unsigned long flags; 921 922 spin_lock_irqsave(&xpad->odata_lock, flags); 923 924 switch (status) { 925 case 0: 926 /* success */ 927 xpad->irq_out_active = xpad_prepare_next_out_packet(xpad); 928 break; 929 930 case -ECONNRESET: 931 case -ENOENT: 932 case -ESHUTDOWN: 933 /* this urb is terminated, clean up */ 934 dev_dbg(dev, "%s - urb shutting down with status: %d\n", 935 __func__, status); 936 xpad->irq_out_active = false; 937 break; 938 939 default: 940 dev_dbg(dev, "%s - nonzero urb status received: %d\n", 941 __func__, status); 942 break; 943 } 944 945 if (xpad->irq_out_active) { 946 usb_anchor_urb(urb, &xpad->irq_out_anchor); 947 error = usb_submit_urb(urb, GFP_ATOMIC); 948 if (error) { 949 dev_err(dev, 950 "%s - usb_submit_urb failed with result %d\n", 951 __func__, error); 952 usb_unanchor_urb(urb); 953 xpad->irq_out_active = false; 954 } 955 } 956 957 spin_unlock_irqrestore(&xpad->odata_lock, flags); 958 } 959 960 static int xpad_init_output(struct usb_interface *intf, struct usb_xpad *xpad, 961 struct usb_endpoint_descriptor *ep_irq_out) 962 { 963 int error; 964 965 if (xpad->xtype == XTYPE_UNKNOWN) 966 return 0; 967 968 init_usb_anchor(&xpad->irq_out_anchor); 969 970 xpad->odata = usb_alloc_coherent(xpad->udev, XPAD_PKT_LEN, 971 GFP_KERNEL, &xpad->odata_dma); 972 if (!xpad->odata) 973 return -ENOMEM; 974 975 spin_lock_init(&xpad->odata_lock); 976 977 xpad->irq_out = usb_alloc_urb(0, GFP_KERNEL); 978 if (!xpad->irq_out) { 979 error = -ENOMEM; 980 goto err_free_coherent; 981 } 982 983 usb_fill_int_urb(xpad->irq_out, xpad->udev, 984 usb_sndintpipe(xpad->udev, ep_irq_out->bEndpointAddress), 985 xpad->odata, XPAD_PKT_LEN, 986 xpad_irq_out, xpad, ep_irq_out->bInterval); 987 xpad->irq_out->transfer_dma = xpad->odata_dma; 988 xpad->irq_out->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 989 990 return 0; 991 992 err_free_coherent: 993 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, xpad->odata, xpad->odata_dma); 994 return error; 995 } 996 997 static void xpad_stop_output(struct usb_xpad *xpad) 998 { 999 if (xpad->xtype != XTYPE_UNKNOWN) { 1000 if (!usb_wait_anchor_empty_timeout(&xpad->irq_out_anchor, 1001 5000)) { 1002 dev_warn(&xpad->intf->dev, 1003 "timed out waiting for output URB to complete, killing\n"); 1004 usb_kill_anchored_urbs(&xpad->irq_out_anchor); 1005 } 1006 } 1007 } 1008 1009 static void xpad_deinit_output(struct usb_xpad *xpad) 1010 { 1011 if (xpad->xtype != XTYPE_UNKNOWN) { 1012 usb_free_urb(xpad->irq_out); 1013 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 1014 xpad->odata, xpad->odata_dma); 1015 } 1016 } 1017 1018 static int xpad_inquiry_pad_presence(struct usb_xpad *xpad) 1019 { 1020 struct xpad_output_packet *packet = 1021 &xpad->out_packets[XPAD_OUT_CMD_IDX]; 1022 unsigned long flags; 1023 int retval; 1024 1025 spin_lock_irqsave(&xpad->odata_lock, flags); 1026 1027 packet->data[0] = 0x08; 1028 packet->data[1] = 0x00; 1029 packet->data[2] = 0x0F; 1030 packet->data[3] = 0xC0; 1031 packet->data[4] = 0x00; 1032 packet->data[5] = 0x00; 1033 packet->data[6] = 0x00; 1034 packet->data[7] = 0x00; 1035 packet->data[8] = 0x00; 1036 packet->data[9] = 0x00; 1037 packet->data[10] = 0x00; 1038 packet->data[11] = 0x00; 1039 packet->len = 12; 1040 packet->pending = true; 1041 1042 /* Reset the sequence so we send out presence first */ 1043 xpad->last_out_packet = -1; 1044 retval = xpad_try_sending_next_out_packet(xpad); 1045 1046 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1047 1048 return retval; 1049 } 1050 1051 static int xpad_start_xbox_one(struct usb_xpad *xpad) 1052 { 1053 unsigned long flags; 1054 int retval; 1055 1056 spin_lock_irqsave(&xpad->odata_lock, flags); 1057 1058 /* 1059 * Begin the init sequence by attempting to send a packet. 1060 * We will cycle through the init packet sequence before 1061 * sending any packets from the output ring. 1062 */ 1063 xpad->init_seq = 0; 1064 retval = xpad_try_sending_next_out_packet(xpad); 1065 1066 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1067 1068 return retval; 1069 } 1070 1071 static void xpadone_ack_mode_report(struct usb_xpad *xpad, u8 seq_num) 1072 { 1073 unsigned long flags; 1074 struct xpad_output_packet *packet = 1075 &xpad->out_packets[XPAD_OUT_CMD_IDX]; 1076 static const u8 mode_report_ack[] = { 1077 0x01, 0x20, 0x00, 0x09, 0x00, 0x07, 0x20, 0x02, 1078 0x00, 0x00, 0x00, 0x00, 0x00 1079 }; 1080 1081 spin_lock_irqsave(&xpad->odata_lock, flags); 1082 1083 packet->len = sizeof(mode_report_ack); 1084 memcpy(packet->data, mode_report_ack, packet->len); 1085 packet->data[2] = seq_num; 1086 packet->pending = true; 1087 1088 /* Reset the sequence so we send out the ack now */ 1089 xpad->last_out_packet = -1; 1090 xpad_try_sending_next_out_packet(xpad); 1091 1092 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1093 } 1094 1095 #ifdef CONFIG_JOYSTICK_XPAD_FF 1096 static int xpad_play_effect(struct input_dev *dev, void *data, struct ff_effect *effect) 1097 { 1098 struct usb_xpad *xpad = input_get_drvdata(dev); 1099 struct xpad_output_packet *packet = &xpad->out_packets[XPAD_OUT_FF_IDX]; 1100 __u16 strong; 1101 __u16 weak; 1102 int retval; 1103 unsigned long flags; 1104 1105 if (effect->type != FF_RUMBLE) 1106 return 0; 1107 1108 strong = effect->u.rumble.strong_magnitude; 1109 weak = effect->u.rumble.weak_magnitude; 1110 1111 spin_lock_irqsave(&xpad->odata_lock, flags); 1112 1113 switch (xpad->xtype) { 1114 case XTYPE_XBOX: 1115 packet->data[0] = 0x00; 1116 packet->data[1] = 0x06; 1117 packet->data[2] = 0x00; 1118 packet->data[3] = strong / 256; /* left actuator */ 1119 packet->data[4] = 0x00; 1120 packet->data[5] = weak / 256; /* right actuator */ 1121 packet->len = 6; 1122 packet->pending = true; 1123 break; 1124 1125 case XTYPE_XBOX360: 1126 packet->data[0] = 0x00; 1127 packet->data[1] = 0x08; 1128 packet->data[2] = 0x00; 1129 packet->data[3] = strong / 256; /* left actuator? */ 1130 packet->data[4] = weak / 256; /* right actuator? */ 1131 packet->data[5] = 0x00; 1132 packet->data[6] = 0x00; 1133 packet->data[7] = 0x00; 1134 packet->len = 8; 1135 packet->pending = true; 1136 break; 1137 1138 case XTYPE_XBOX360W: 1139 packet->data[0] = 0x00; 1140 packet->data[1] = 0x01; 1141 packet->data[2] = 0x0F; 1142 packet->data[3] = 0xC0; 1143 packet->data[4] = 0x00; 1144 packet->data[5] = strong / 256; 1145 packet->data[6] = weak / 256; 1146 packet->data[7] = 0x00; 1147 packet->data[8] = 0x00; 1148 packet->data[9] = 0x00; 1149 packet->data[10] = 0x00; 1150 packet->data[11] = 0x00; 1151 packet->len = 12; 1152 packet->pending = true; 1153 break; 1154 1155 case XTYPE_XBOXONE: 1156 packet->data[0] = 0x09; /* activate rumble */ 1157 packet->data[1] = 0x00; 1158 packet->data[2] = xpad->odata_serial++; 1159 packet->data[3] = 0x09; 1160 packet->data[4] = 0x00; 1161 packet->data[5] = 0x0F; 1162 packet->data[6] = 0x00; 1163 packet->data[7] = 0x00; 1164 packet->data[8] = strong / 512; /* left actuator */ 1165 packet->data[9] = weak / 512; /* right actuator */ 1166 packet->data[10] = 0xFF; /* on period */ 1167 packet->data[11] = 0x00; /* off period */ 1168 packet->data[12] = 0xFF; /* repeat count */ 1169 packet->len = 13; 1170 packet->pending = true; 1171 break; 1172 1173 default: 1174 dev_dbg(&xpad->dev->dev, 1175 "%s - rumble command sent to unsupported xpad type: %d\n", 1176 __func__, xpad->xtype); 1177 retval = -EINVAL; 1178 goto out; 1179 } 1180 1181 retval = xpad_try_sending_next_out_packet(xpad); 1182 1183 out: 1184 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1185 return retval; 1186 } 1187 1188 static int xpad_init_ff(struct usb_xpad *xpad) 1189 { 1190 if (xpad->xtype == XTYPE_UNKNOWN) 1191 return 0; 1192 1193 input_set_capability(xpad->dev, EV_FF, FF_RUMBLE); 1194 1195 return input_ff_create_memless(xpad->dev, NULL, xpad_play_effect); 1196 } 1197 1198 #else 1199 static int xpad_init_ff(struct usb_xpad *xpad) { return 0; } 1200 #endif 1201 1202 #if defined(CONFIG_JOYSTICK_XPAD_LEDS) 1203 #include <linux/leds.h> 1204 #include <linux/idr.h> 1205 1206 static DEFINE_IDA(xpad_pad_seq); 1207 1208 struct xpad_led { 1209 char name[16]; 1210 struct led_classdev led_cdev; 1211 struct usb_xpad *xpad; 1212 }; 1213 1214 /** 1215 * set the LEDs on Xbox360 / Wireless Controllers 1216 * @param command 1217 * 0: off 1218 * 1: all blink, then previous setting 1219 * 2: 1/top-left blink, then on 1220 * 3: 2/top-right blink, then on 1221 * 4: 3/bottom-left blink, then on 1222 * 5: 4/bottom-right blink, then on 1223 * 6: 1/top-left on 1224 * 7: 2/top-right on 1225 * 8: 3/bottom-left on 1226 * 9: 4/bottom-right on 1227 * 10: rotate 1228 * 11: blink, based on previous setting 1229 * 12: slow blink, based on previous setting 1230 * 13: rotate with two lights 1231 * 14: persistent slow all blink 1232 * 15: blink once, then previous setting 1233 */ 1234 static void xpad_send_led_command(struct usb_xpad *xpad, int command) 1235 { 1236 struct xpad_output_packet *packet = 1237 &xpad->out_packets[XPAD_OUT_LED_IDX]; 1238 unsigned long flags; 1239 1240 command %= 16; 1241 1242 spin_lock_irqsave(&xpad->odata_lock, flags); 1243 1244 switch (xpad->xtype) { 1245 case XTYPE_XBOX360: 1246 packet->data[0] = 0x01; 1247 packet->data[1] = 0x03; 1248 packet->data[2] = command; 1249 packet->len = 3; 1250 packet->pending = true; 1251 break; 1252 1253 case XTYPE_XBOX360W: 1254 packet->data[0] = 0x00; 1255 packet->data[1] = 0x00; 1256 packet->data[2] = 0x08; 1257 packet->data[3] = 0x40 + command; 1258 packet->data[4] = 0x00; 1259 packet->data[5] = 0x00; 1260 packet->data[6] = 0x00; 1261 packet->data[7] = 0x00; 1262 packet->data[8] = 0x00; 1263 packet->data[9] = 0x00; 1264 packet->data[10] = 0x00; 1265 packet->data[11] = 0x00; 1266 packet->len = 12; 1267 packet->pending = true; 1268 break; 1269 } 1270 1271 xpad_try_sending_next_out_packet(xpad); 1272 1273 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1274 } 1275 1276 /* 1277 * Light up the segment corresponding to the pad number on 1278 * Xbox 360 Controllers. 1279 */ 1280 static void xpad_identify_controller(struct usb_xpad *xpad) 1281 { 1282 led_set_brightness(&xpad->led->led_cdev, (xpad->pad_nr % 4) + 2); 1283 } 1284 1285 static void xpad_led_set(struct led_classdev *led_cdev, 1286 enum led_brightness value) 1287 { 1288 struct xpad_led *xpad_led = container_of(led_cdev, 1289 struct xpad_led, led_cdev); 1290 1291 xpad_send_led_command(xpad_led->xpad, value); 1292 } 1293 1294 static int xpad_led_probe(struct usb_xpad *xpad) 1295 { 1296 struct xpad_led *led; 1297 struct led_classdev *led_cdev; 1298 int error; 1299 1300 if (xpad->xtype != XTYPE_XBOX360 && xpad->xtype != XTYPE_XBOX360W) 1301 return 0; 1302 1303 xpad->led = led = kzalloc(sizeof(struct xpad_led), GFP_KERNEL); 1304 if (!led) 1305 return -ENOMEM; 1306 1307 xpad->pad_nr = ida_simple_get(&xpad_pad_seq, 0, 0, GFP_KERNEL); 1308 if (xpad->pad_nr < 0) { 1309 error = xpad->pad_nr; 1310 goto err_free_mem; 1311 } 1312 1313 snprintf(led->name, sizeof(led->name), "xpad%d", xpad->pad_nr); 1314 led->xpad = xpad; 1315 1316 led_cdev = &led->led_cdev; 1317 led_cdev->name = led->name; 1318 led_cdev->brightness_set = xpad_led_set; 1319 led_cdev->flags = LED_CORE_SUSPENDRESUME; 1320 1321 error = led_classdev_register(&xpad->udev->dev, led_cdev); 1322 if (error) 1323 goto err_free_id; 1324 1325 xpad_identify_controller(xpad); 1326 1327 return 0; 1328 1329 err_free_id: 1330 ida_simple_remove(&xpad_pad_seq, xpad->pad_nr); 1331 err_free_mem: 1332 kfree(led); 1333 xpad->led = NULL; 1334 return error; 1335 } 1336 1337 static void xpad_led_disconnect(struct usb_xpad *xpad) 1338 { 1339 struct xpad_led *xpad_led = xpad->led; 1340 1341 if (xpad_led) { 1342 led_classdev_unregister(&xpad_led->led_cdev); 1343 ida_simple_remove(&xpad_pad_seq, xpad->pad_nr); 1344 kfree(xpad_led); 1345 } 1346 } 1347 #else 1348 static int xpad_led_probe(struct usb_xpad *xpad) { return 0; } 1349 static void xpad_led_disconnect(struct usb_xpad *xpad) { } 1350 #endif 1351 1352 static int xpad_start_input(struct usb_xpad *xpad) 1353 { 1354 int error; 1355 1356 if (usb_submit_urb(xpad->irq_in, GFP_KERNEL)) 1357 return -EIO; 1358 1359 if (xpad->xtype == XTYPE_XBOXONE) { 1360 error = xpad_start_xbox_one(xpad); 1361 if (error) { 1362 usb_kill_urb(xpad->irq_in); 1363 return error; 1364 } 1365 } 1366 1367 return 0; 1368 } 1369 1370 static void xpad_stop_input(struct usb_xpad *xpad) 1371 { 1372 usb_kill_urb(xpad->irq_in); 1373 } 1374 1375 static void xpad360w_poweroff_controller(struct usb_xpad *xpad) 1376 { 1377 unsigned long flags; 1378 struct xpad_output_packet *packet = 1379 &xpad->out_packets[XPAD_OUT_CMD_IDX]; 1380 1381 spin_lock_irqsave(&xpad->odata_lock, flags); 1382 1383 packet->data[0] = 0x00; 1384 packet->data[1] = 0x00; 1385 packet->data[2] = 0x08; 1386 packet->data[3] = 0xC0; 1387 packet->data[4] = 0x00; 1388 packet->data[5] = 0x00; 1389 packet->data[6] = 0x00; 1390 packet->data[7] = 0x00; 1391 packet->data[8] = 0x00; 1392 packet->data[9] = 0x00; 1393 packet->data[10] = 0x00; 1394 packet->data[11] = 0x00; 1395 packet->len = 12; 1396 packet->pending = true; 1397 1398 /* Reset the sequence so we send out poweroff now */ 1399 xpad->last_out_packet = -1; 1400 xpad_try_sending_next_out_packet(xpad); 1401 1402 spin_unlock_irqrestore(&xpad->odata_lock, flags); 1403 } 1404 1405 static int xpad360w_start_input(struct usb_xpad *xpad) 1406 { 1407 int error; 1408 1409 error = usb_submit_urb(xpad->irq_in, GFP_KERNEL); 1410 if (error) 1411 return -EIO; 1412 1413 /* 1414 * Send presence packet. 1415 * This will force the controller to resend connection packets. 1416 * This is useful in the case we activate the module after the 1417 * adapter has been plugged in, as it won't automatically 1418 * send us info about the controllers. 1419 */ 1420 error = xpad_inquiry_pad_presence(xpad); 1421 if (error) { 1422 usb_kill_urb(xpad->irq_in); 1423 return error; 1424 } 1425 1426 return 0; 1427 } 1428 1429 static void xpad360w_stop_input(struct usb_xpad *xpad) 1430 { 1431 usb_kill_urb(xpad->irq_in); 1432 1433 /* Make sure we are done with presence work if it was scheduled */ 1434 flush_work(&xpad->work); 1435 } 1436 1437 static int xpad_open(struct input_dev *dev) 1438 { 1439 struct usb_xpad *xpad = input_get_drvdata(dev); 1440 1441 return xpad_start_input(xpad); 1442 } 1443 1444 static void xpad_close(struct input_dev *dev) 1445 { 1446 struct usb_xpad *xpad = input_get_drvdata(dev); 1447 1448 xpad_stop_input(xpad); 1449 } 1450 1451 static void xpad_set_up_abs(struct input_dev *input_dev, signed short abs) 1452 { 1453 struct usb_xpad *xpad = input_get_drvdata(input_dev); 1454 set_bit(abs, input_dev->absbit); 1455 1456 switch (abs) { 1457 case ABS_X: 1458 case ABS_Y: 1459 case ABS_RX: 1460 case ABS_RY: /* the two sticks */ 1461 input_set_abs_params(input_dev, abs, -32768, 32767, 16, 128); 1462 break; 1463 case ABS_Z: 1464 case ABS_RZ: /* the triggers (if mapped to axes) */ 1465 if (xpad->xtype == XTYPE_XBOXONE) 1466 input_set_abs_params(input_dev, abs, 0, 1023, 0, 0); 1467 else 1468 input_set_abs_params(input_dev, abs, 0, 255, 0, 0); 1469 break; 1470 case ABS_HAT0X: 1471 case ABS_HAT0Y: /* the d-pad (only if dpad is mapped to axes */ 1472 input_set_abs_params(input_dev, abs, -1, 1, 0, 0); 1473 break; 1474 } 1475 } 1476 1477 static void xpad_deinit_input(struct usb_xpad *xpad) 1478 { 1479 if (xpad->input_created) { 1480 xpad->input_created = false; 1481 xpad_led_disconnect(xpad); 1482 input_unregister_device(xpad->dev); 1483 } 1484 } 1485 1486 static int xpad_init_input(struct usb_xpad *xpad) 1487 { 1488 struct input_dev *input_dev; 1489 int i, error; 1490 1491 input_dev = input_allocate_device(); 1492 if (!input_dev) 1493 return -ENOMEM; 1494 1495 xpad->dev = input_dev; 1496 input_dev->name = xpad->name; 1497 input_dev->phys = xpad->phys; 1498 usb_to_input_id(xpad->udev, &input_dev->id); 1499 1500 if (xpad->xtype == XTYPE_XBOX360W) { 1501 /* x360w controllers and the receiver have different ids */ 1502 input_dev->id.product = 0x02a1; 1503 } 1504 1505 input_dev->dev.parent = &xpad->intf->dev; 1506 1507 input_set_drvdata(input_dev, xpad); 1508 1509 if (xpad->xtype != XTYPE_XBOX360W) { 1510 input_dev->open = xpad_open; 1511 input_dev->close = xpad_close; 1512 } 1513 1514 __set_bit(EV_KEY, input_dev->evbit); 1515 1516 if (!(xpad->mapping & MAP_STICKS_TO_NULL)) { 1517 __set_bit(EV_ABS, input_dev->evbit); 1518 /* set up axes */ 1519 for (i = 0; xpad_abs[i] >= 0; i++) 1520 xpad_set_up_abs(input_dev, xpad_abs[i]); 1521 } 1522 1523 /* set up standard buttons */ 1524 for (i = 0; xpad_common_btn[i] >= 0; i++) 1525 __set_bit(xpad_common_btn[i], input_dev->keybit); 1526 1527 /* set up model-specific ones */ 1528 if (xpad->xtype == XTYPE_XBOX360 || xpad->xtype == XTYPE_XBOX360W || 1529 xpad->xtype == XTYPE_XBOXONE) { 1530 for (i = 0; xpad360_btn[i] >= 0; i++) 1531 __set_bit(xpad360_btn[i], input_dev->keybit); 1532 } else { 1533 for (i = 0; xpad_btn[i] >= 0; i++) 1534 __set_bit(xpad_btn[i], input_dev->keybit); 1535 } 1536 1537 if (xpad->mapping & MAP_DPAD_TO_BUTTONS) { 1538 for (i = 0; xpad_btn_pad[i] >= 0; i++) 1539 __set_bit(xpad_btn_pad[i], input_dev->keybit); 1540 } 1541 1542 /* 1543 * This should be a simple else block. However historically 1544 * xbox360w has mapped DPAD to buttons while xbox360 did not. This 1545 * made no sense, but now we can not just switch back and have to 1546 * support both behaviors. 1547 */ 1548 if (!(xpad->mapping & MAP_DPAD_TO_BUTTONS) || 1549 xpad->xtype == XTYPE_XBOX360W) { 1550 for (i = 0; xpad_abs_pad[i] >= 0; i++) 1551 xpad_set_up_abs(input_dev, xpad_abs_pad[i]); 1552 } 1553 1554 if (xpad->mapping & MAP_TRIGGERS_TO_BUTTONS) { 1555 for (i = 0; xpad_btn_triggers[i] >= 0; i++) 1556 __set_bit(xpad_btn_triggers[i], input_dev->keybit); 1557 } else { 1558 for (i = 0; xpad_abs_triggers[i] >= 0; i++) 1559 xpad_set_up_abs(input_dev, xpad_abs_triggers[i]); 1560 } 1561 1562 error = xpad_init_ff(xpad); 1563 if (error) 1564 goto err_free_input; 1565 1566 error = xpad_led_probe(xpad); 1567 if (error) 1568 goto err_destroy_ff; 1569 1570 error = input_register_device(xpad->dev); 1571 if (error) 1572 goto err_disconnect_led; 1573 1574 xpad->input_created = true; 1575 return 0; 1576 1577 err_disconnect_led: 1578 xpad_led_disconnect(xpad); 1579 err_destroy_ff: 1580 input_ff_destroy(input_dev); 1581 err_free_input: 1582 input_free_device(input_dev); 1583 return error; 1584 } 1585 1586 static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id) 1587 { 1588 struct usb_device *udev = interface_to_usbdev(intf); 1589 struct usb_xpad *xpad; 1590 struct usb_endpoint_descriptor *ep_irq_in, *ep_irq_out; 1591 int i, error; 1592 1593 if (intf->cur_altsetting->desc.bNumEndpoints != 2) 1594 return -ENODEV; 1595 1596 for (i = 0; xpad_device[i].idVendor; i++) { 1597 if ((le16_to_cpu(udev->descriptor.idVendor) == xpad_device[i].idVendor) && 1598 (le16_to_cpu(udev->descriptor.idProduct) == xpad_device[i].idProduct)) 1599 break; 1600 } 1601 1602 xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL); 1603 if (!xpad) 1604 return -ENOMEM; 1605 1606 usb_make_path(udev, xpad->phys, sizeof(xpad->phys)); 1607 strlcat(xpad->phys, "/input0", sizeof(xpad->phys)); 1608 1609 xpad->idata = usb_alloc_coherent(udev, XPAD_PKT_LEN, 1610 GFP_KERNEL, &xpad->idata_dma); 1611 if (!xpad->idata) { 1612 error = -ENOMEM; 1613 goto err_free_mem; 1614 } 1615 1616 xpad->irq_in = usb_alloc_urb(0, GFP_KERNEL); 1617 if (!xpad->irq_in) { 1618 error = -ENOMEM; 1619 goto err_free_idata; 1620 } 1621 1622 xpad->udev = udev; 1623 xpad->intf = intf; 1624 xpad->mapping = xpad_device[i].mapping; 1625 xpad->xtype = xpad_device[i].xtype; 1626 xpad->name = xpad_device[i].name; 1627 INIT_WORK(&xpad->work, xpad_presence_work); 1628 1629 if (xpad->xtype == XTYPE_UNKNOWN) { 1630 if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) { 1631 if (intf->cur_altsetting->desc.bInterfaceProtocol == 129) 1632 xpad->xtype = XTYPE_XBOX360W; 1633 else if (intf->cur_altsetting->desc.bInterfaceProtocol == 208) 1634 xpad->xtype = XTYPE_XBOXONE; 1635 else 1636 xpad->xtype = XTYPE_XBOX360; 1637 } else { 1638 xpad->xtype = XTYPE_XBOX; 1639 } 1640 1641 if (dpad_to_buttons) 1642 xpad->mapping |= MAP_DPAD_TO_BUTTONS; 1643 if (triggers_to_buttons) 1644 xpad->mapping |= MAP_TRIGGERS_TO_BUTTONS; 1645 if (sticks_to_null) 1646 xpad->mapping |= MAP_STICKS_TO_NULL; 1647 } 1648 1649 if (xpad->xtype == XTYPE_XBOXONE && 1650 intf->cur_altsetting->desc.bInterfaceNumber != 0) { 1651 /* 1652 * The Xbox One controller lists three interfaces all with the 1653 * same interface class, subclass and protocol. Differentiate by 1654 * interface number. 1655 */ 1656 error = -ENODEV; 1657 goto err_free_in_urb; 1658 } 1659 1660 ep_irq_in = ep_irq_out = NULL; 1661 1662 for (i = 0; i < 2; i++) { 1663 struct usb_endpoint_descriptor *ep = 1664 &intf->cur_altsetting->endpoint[i].desc; 1665 1666 if (usb_endpoint_dir_in(ep)) 1667 ep_irq_in = ep; 1668 else 1669 ep_irq_out = ep; 1670 } 1671 1672 if (!ep_irq_in || !ep_irq_out) { 1673 error = -ENODEV; 1674 goto err_free_in_urb; 1675 } 1676 1677 error = xpad_init_output(intf, xpad, ep_irq_out); 1678 if (error) 1679 goto err_free_in_urb; 1680 1681 usb_fill_int_urb(xpad->irq_in, udev, 1682 usb_rcvintpipe(udev, ep_irq_in->bEndpointAddress), 1683 xpad->idata, XPAD_PKT_LEN, xpad_irq_in, 1684 xpad, ep_irq_in->bInterval); 1685 xpad->irq_in->transfer_dma = xpad->idata_dma; 1686 xpad->irq_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; 1687 1688 usb_set_intfdata(intf, xpad); 1689 1690 if (xpad->xtype == XTYPE_XBOX360W) { 1691 /* 1692 * Submit the int URB immediately rather than waiting for open 1693 * because we get status messages from the device whether 1694 * or not any controllers are attached. In fact, it's 1695 * exactly the message that a controller has arrived that 1696 * we're waiting for. 1697 */ 1698 error = xpad360w_start_input(xpad); 1699 if (error) 1700 goto err_deinit_output; 1701 /* 1702 * Wireless controllers require RESET_RESUME to work properly 1703 * after suspend. Ideally this quirk should be in usb core 1704 * quirk list, but we have too many vendors producing these 1705 * controllers and we'd need to maintain 2 identical lists 1706 * here in this driver and in usb core. 1707 */ 1708 udev->quirks |= USB_QUIRK_RESET_RESUME; 1709 } else { 1710 error = xpad_init_input(xpad); 1711 if (error) 1712 goto err_deinit_output; 1713 } 1714 return 0; 1715 1716 err_deinit_output: 1717 xpad_deinit_output(xpad); 1718 err_free_in_urb: 1719 usb_free_urb(xpad->irq_in); 1720 err_free_idata: 1721 usb_free_coherent(udev, XPAD_PKT_LEN, xpad->idata, xpad->idata_dma); 1722 err_free_mem: 1723 kfree(xpad); 1724 return error; 1725 } 1726 1727 static void xpad_disconnect(struct usb_interface *intf) 1728 { 1729 struct usb_xpad *xpad = usb_get_intfdata(intf); 1730 1731 if (xpad->xtype == XTYPE_XBOX360W) 1732 xpad360w_stop_input(xpad); 1733 1734 xpad_deinit_input(xpad); 1735 1736 /* 1737 * Now that both input device and LED device are gone we can 1738 * stop output URB. 1739 */ 1740 xpad_stop_output(xpad); 1741 1742 xpad_deinit_output(xpad); 1743 1744 usb_free_urb(xpad->irq_in); 1745 usb_free_coherent(xpad->udev, XPAD_PKT_LEN, 1746 xpad->idata, xpad->idata_dma); 1747 1748 kfree(xpad); 1749 1750 usb_set_intfdata(intf, NULL); 1751 } 1752 1753 static int xpad_suspend(struct usb_interface *intf, pm_message_t message) 1754 { 1755 struct usb_xpad *xpad = usb_get_intfdata(intf); 1756 struct input_dev *input = xpad->dev; 1757 1758 if (xpad->xtype == XTYPE_XBOX360W) { 1759 /* 1760 * Wireless controllers always listen to input so 1761 * they are notified when controller shows up 1762 * or goes away. 1763 */ 1764 xpad360w_stop_input(xpad); 1765 1766 /* 1767 * The wireless adapter is going off now, so the 1768 * gamepads are going to become disconnected. 1769 * Unless explicitly disabled, power them down 1770 * so they don't just sit there flashing. 1771 */ 1772 if (auto_poweroff && xpad->pad_present) 1773 xpad360w_poweroff_controller(xpad); 1774 } else { 1775 mutex_lock(&input->mutex); 1776 if (input->users) 1777 xpad_stop_input(xpad); 1778 mutex_unlock(&input->mutex); 1779 } 1780 1781 xpad_stop_output(xpad); 1782 1783 return 0; 1784 } 1785 1786 static int xpad_resume(struct usb_interface *intf) 1787 { 1788 struct usb_xpad *xpad = usb_get_intfdata(intf); 1789 struct input_dev *input = xpad->dev; 1790 int retval = 0; 1791 1792 if (xpad->xtype == XTYPE_XBOX360W) { 1793 retval = xpad360w_start_input(xpad); 1794 } else { 1795 mutex_lock(&input->mutex); 1796 if (input->users) { 1797 retval = xpad_start_input(xpad); 1798 } else if (xpad->xtype == XTYPE_XBOXONE) { 1799 /* 1800 * Even if there are no users, we'll send Xbox One pads 1801 * the startup sequence so they don't sit there and 1802 * blink until somebody opens the input device again. 1803 */ 1804 retval = xpad_start_xbox_one(xpad); 1805 } 1806 mutex_unlock(&input->mutex); 1807 } 1808 1809 return retval; 1810 } 1811 1812 static struct usb_driver xpad_driver = { 1813 .name = "xpad", 1814 .probe = xpad_probe, 1815 .disconnect = xpad_disconnect, 1816 .suspend = xpad_suspend, 1817 .resume = xpad_resume, 1818 .reset_resume = xpad_resume, 1819 .id_table = xpad_table, 1820 }; 1821 1822 module_usb_driver(xpad_driver); 1823 1824 MODULE_AUTHOR(DRIVER_AUTHOR); 1825 MODULE_DESCRIPTION(DRIVER_DESC); 1826 MODULE_LICENSE("GPL"); 1827