Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __HID_H |
| 2 | #define __HID_H |
| 3 | |
| 4 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | * Copyright (c) 1999 Andreas Gal |
| 6 | * Copyright (c) 2000-2001 Vojtech Pavlik |
Jiri Kosina | b55fd23 | 2007-02-21 19:27:49 +0100 | [diff] [blame] | 7 | * Copyright (c) 2006-2007 Jiri Kosina |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8 | */ |
| 9 | |
| 10 | /* |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation; either version 2 of the License, or |
| 14 | * (at your option) any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program; if not, write to the Free Software |
| 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 24 | * |
| 25 | * Should you need to contact me, the author, you can do so either by |
| 26 | * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: |
| 27 | * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic |
| 28 | */ |
| 29 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | /* |
| 31 | * USB HID (Human Interface Device) interface class code |
| 32 | */ |
| 33 | |
| 34 | #define USB_INTERFACE_CLASS_HID 3 |
| 35 | |
| 36 | /* |
Alan Stern | 0f28b55 | 2006-05-15 14:49:04 -0400 | [diff] [blame] | 37 | * USB HID interface subclass and protocol codes |
| 38 | */ |
| 39 | |
| 40 | #define USB_INTERFACE_SUBCLASS_BOOT 1 |
| 41 | #define USB_INTERFACE_PROTOCOL_KEYBOARD 1 |
| 42 | #define USB_INTERFACE_PROTOCOL_MOUSE 2 |
| 43 | |
| 44 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 45 | * HID class requests |
| 46 | */ |
| 47 | |
| 48 | #define HID_REQ_GET_REPORT 0x01 |
| 49 | #define HID_REQ_GET_IDLE 0x02 |
| 50 | #define HID_REQ_GET_PROTOCOL 0x03 |
| 51 | #define HID_REQ_SET_REPORT 0x09 |
| 52 | #define HID_REQ_SET_IDLE 0x0A |
| 53 | #define HID_REQ_SET_PROTOCOL 0x0B |
| 54 | |
| 55 | /* |
| 56 | * HID class descriptor types |
| 57 | */ |
| 58 | |
| 59 | #define HID_DT_HID (USB_TYPE_CLASS | 0x01) |
| 60 | #define HID_DT_REPORT (USB_TYPE_CLASS | 0x02) |
| 61 | #define HID_DT_PHYSICAL (USB_TYPE_CLASS | 0x03) |
| 62 | |
Jiri Kosina | 57d292b | 2007-10-15 15:17:41 +0200 | [diff] [blame] | 63 | #define HID_MAX_DESCRIPTOR_SIZE 4096 |
| 64 | |
| 65 | #ifdef __KERNEL__ |
| 66 | |
| 67 | #include <linux/types.h> |
| 68 | #include <linux/slab.h> |
| 69 | #include <linux/list.h> |
Jiri Slaby | e8c84f9 | 2008-05-19 15:50:01 +0200 | [diff] [blame] | 70 | #include <linux/mod_devicetable.h> /* hid_device_id */ |
Jiri Kosina | 57d292b | 2007-10-15 15:17:41 +0200 | [diff] [blame] | 71 | #include <linux/timer.h> |
| 72 | #include <linux/workqueue.h> |
| 73 | #include <linux/input.h> |
| 74 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | /* |
| 76 | * We parse each description item into this structure. Short items data |
| 77 | * values are expanded to 32-bit signed int, long items contain a pointer |
| 78 | * into the data area. |
| 79 | */ |
| 80 | |
| 81 | struct hid_item { |
| 82 | unsigned format; |
| 83 | __u8 size; |
| 84 | __u8 type; |
| 85 | __u8 tag; |
| 86 | union { |
| 87 | __u8 u8; |
| 88 | __s8 s8; |
| 89 | __u16 u16; |
| 90 | __s16 s16; |
| 91 | __u32 u32; |
| 92 | __s32 s32; |
| 93 | __u8 *longdata; |
| 94 | } data; |
| 95 | }; |
| 96 | |
| 97 | /* |
| 98 | * HID report item format |
| 99 | */ |
| 100 | |
| 101 | #define HID_ITEM_FORMAT_SHORT 0 |
| 102 | #define HID_ITEM_FORMAT_LONG 1 |
| 103 | |
| 104 | /* |
| 105 | * Special tag indicating long items |
| 106 | */ |
| 107 | |
| 108 | #define HID_ITEM_TAG_LONG 15 |
| 109 | |
| 110 | /* |
| 111 | * HID report descriptor item type (prefix bit 2,3) |
| 112 | */ |
| 113 | |
| 114 | #define HID_ITEM_TYPE_MAIN 0 |
| 115 | #define HID_ITEM_TYPE_GLOBAL 1 |
| 116 | #define HID_ITEM_TYPE_LOCAL 2 |
| 117 | #define HID_ITEM_TYPE_RESERVED 3 |
| 118 | |
| 119 | /* |
| 120 | * HID report descriptor main item tags |
| 121 | */ |
| 122 | |
| 123 | #define HID_MAIN_ITEM_TAG_INPUT 8 |
| 124 | #define HID_MAIN_ITEM_TAG_OUTPUT 9 |
| 125 | #define HID_MAIN_ITEM_TAG_FEATURE 11 |
| 126 | #define HID_MAIN_ITEM_TAG_BEGIN_COLLECTION 10 |
| 127 | #define HID_MAIN_ITEM_TAG_END_COLLECTION 12 |
| 128 | |
| 129 | /* |
| 130 | * HID report descriptor main item contents |
| 131 | */ |
| 132 | |
| 133 | #define HID_MAIN_ITEM_CONSTANT 0x001 |
| 134 | #define HID_MAIN_ITEM_VARIABLE 0x002 |
| 135 | #define HID_MAIN_ITEM_RELATIVE 0x004 |
Dmitry Torokhov | 05f091a | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 136 | #define HID_MAIN_ITEM_WRAP 0x008 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 137 | #define HID_MAIN_ITEM_NONLINEAR 0x010 |
| 138 | #define HID_MAIN_ITEM_NO_PREFERRED 0x020 |
| 139 | #define HID_MAIN_ITEM_NULL_STATE 0x040 |
| 140 | #define HID_MAIN_ITEM_VOLATILE 0x080 |
| 141 | #define HID_MAIN_ITEM_BUFFERED_BYTE 0x100 |
| 142 | |
| 143 | /* |
| 144 | * HID report descriptor collection item types |
| 145 | */ |
| 146 | |
| 147 | #define HID_COLLECTION_PHYSICAL 0 |
| 148 | #define HID_COLLECTION_APPLICATION 1 |
| 149 | #define HID_COLLECTION_LOGICAL 2 |
| 150 | |
| 151 | /* |
| 152 | * HID report descriptor global item tags |
| 153 | */ |
| 154 | |
| 155 | #define HID_GLOBAL_ITEM_TAG_USAGE_PAGE 0 |
| 156 | #define HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM 1 |
| 157 | #define HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM 2 |
| 158 | #define HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM 3 |
| 159 | #define HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM 4 |
| 160 | #define HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT 5 |
| 161 | #define HID_GLOBAL_ITEM_TAG_UNIT 6 |
| 162 | #define HID_GLOBAL_ITEM_TAG_REPORT_SIZE 7 |
| 163 | #define HID_GLOBAL_ITEM_TAG_REPORT_ID 8 |
| 164 | #define HID_GLOBAL_ITEM_TAG_REPORT_COUNT 9 |
| 165 | #define HID_GLOBAL_ITEM_TAG_PUSH 10 |
| 166 | #define HID_GLOBAL_ITEM_TAG_POP 11 |
| 167 | |
| 168 | /* |
| 169 | * HID report descriptor local item tags |
| 170 | */ |
| 171 | |
| 172 | #define HID_LOCAL_ITEM_TAG_USAGE 0 |
| 173 | #define HID_LOCAL_ITEM_TAG_USAGE_MINIMUM 1 |
| 174 | #define HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM 2 |
| 175 | #define HID_LOCAL_ITEM_TAG_DESIGNATOR_INDEX 3 |
| 176 | #define HID_LOCAL_ITEM_TAG_DESIGNATOR_MINIMUM 4 |
| 177 | #define HID_LOCAL_ITEM_TAG_DESIGNATOR_MAXIMUM 5 |
| 178 | #define HID_LOCAL_ITEM_TAG_STRING_INDEX 7 |
| 179 | #define HID_LOCAL_ITEM_TAG_STRING_MINIMUM 8 |
| 180 | #define HID_LOCAL_ITEM_TAG_STRING_MAXIMUM 9 |
| 181 | #define HID_LOCAL_ITEM_TAG_DELIMITER 10 |
| 182 | |
| 183 | /* |
| 184 | * HID usage tables |
| 185 | */ |
| 186 | |
| 187 | #define HID_USAGE_PAGE 0xffff0000 |
| 188 | |
| 189 | #define HID_UP_UNDEFINED 0x00000000 |
Dmitry Torokhov | 05f091a | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 190 | #define HID_UP_GENDESK 0x00010000 |
Vojtech Pavlik | 0aebfda | 2005-09-05 00:07:59 -0500 | [diff] [blame] | 191 | #define HID_UP_SIMULATION 0x00020000 |
Dmitry Torokhov | 05f091a | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 192 | #define HID_UP_KEYBOARD 0x00070000 |
| 193 | #define HID_UP_LED 0x00080000 |
| 194 | #define HID_UP_BUTTON 0x00090000 |
| 195 | #define HID_UP_ORDINAL 0x000a0000 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 196 | #define HID_UP_CONSUMER 0x000c0000 |
Dmitry Torokhov | 05f091a | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 197 | #define HID_UP_DIGITIZER 0x000d0000 |
| 198 | #define HID_UP_PID 0x000f0000 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 199 | #define HID_UP_HPVENDOR 0xff7f0000 |
| 200 | #define HID_UP_MSVENDOR 0xff000000 |
Stelian Pop | e875ce3 | 2005-09-05 01:57:33 -0500 | [diff] [blame] | 201 | #define HID_UP_CUSTOM 0x00ff0000 |
| 202 | #define HID_UP_LOGIVENDOR 0xffbc0000 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 203 | |
| 204 | #define HID_USAGE 0x0000ffff |
| 205 | |
| 206 | #define HID_GD_POINTER 0x00010001 |
| 207 | #define HID_GD_MOUSE 0x00010002 |
| 208 | #define HID_GD_JOYSTICK 0x00010004 |
| 209 | #define HID_GD_GAMEPAD 0x00010005 |
| 210 | #define HID_GD_KEYBOARD 0x00010006 |
| 211 | #define HID_GD_KEYPAD 0x00010007 |
| 212 | #define HID_GD_MULTIAXIS 0x00010008 |
| 213 | #define HID_GD_X 0x00010030 |
| 214 | #define HID_GD_Y 0x00010031 |
| 215 | #define HID_GD_Z 0x00010032 |
| 216 | #define HID_GD_RX 0x00010033 |
| 217 | #define HID_GD_RY 0x00010034 |
| 218 | #define HID_GD_RZ 0x00010035 |
| 219 | #define HID_GD_SLIDER 0x00010036 |
| 220 | #define HID_GD_DIAL 0x00010037 |
| 221 | #define HID_GD_WHEEL 0x00010038 |
| 222 | #define HID_GD_HATSWITCH 0x00010039 |
| 223 | #define HID_GD_BUFFER 0x0001003a |
| 224 | #define HID_GD_BYTECOUNT 0x0001003b |
| 225 | #define HID_GD_MOTION 0x0001003c |
| 226 | #define HID_GD_START 0x0001003d |
| 227 | #define HID_GD_SELECT 0x0001003e |
| 228 | #define HID_GD_VX 0x00010040 |
| 229 | #define HID_GD_VY 0x00010041 |
| 230 | #define HID_GD_VZ 0x00010042 |
| 231 | #define HID_GD_VBRX 0x00010043 |
| 232 | #define HID_GD_VBRY 0x00010044 |
| 233 | #define HID_GD_VBRZ 0x00010045 |
| 234 | #define HID_GD_VNO 0x00010046 |
| 235 | #define HID_GD_FEATURE 0x00010047 |
| 236 | #define HID_GD_UP 0x00010090 |
| 237 | #define HID_GD_DOWN 0x00010091 |
| 238 | #define HID_GD_RIGHT 0x00010092 |
| 239 | #define HID_GD_LEFT 0x00010093 |
| 240 | |
| 241 | /* |
| 242 | * HID report types --- Ouch! HID spec says 1 2 3! |
| 243 | */ |
| 244 | |
| 245 | #define HID_INPUT_REPORT 0 |
| 246 | #define HID_OUTPUT_REPORT 1 |
| 247 | #define HID_FEATURE_REPORT 2 |
| 248 | |
| 249 | /* |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 250 | * HID connect requests |
| 251 | */ |
| 252 | |
| 253 | #define HID_CONNECT_HIDINPUT 0x01 |
| 254 | #define HID_CONNECT_HIDINPUT_FORCE 0x02 |
| 255 | #define HID_CONNECT_HIDRAW 0x04 |
| 256 | #define HID_CONNECT_HIDDEV 0x08 |
| 257 | #define HID_CONNECT_HIDDEV_FORCE 0x10 |
| 258 | #define HID_CONNECT_FF 0x20 |
| 259 | #define HID_CONNECT_DEFAULT (HID_CONNECT_HIDINPUT|HID_CONNECT_HIDRAW| \ |
| 260 | HID_CONNECT_HIDDEV|HID_CONNECT_FF) |
| 261 | |
| 262 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 263 | * HID device quirks. |
| 264 | */ |
| 265 | |
Paul Walmsley | 876b927 | 2007-04-19 14:56:12 +0200 | [diff] [blame] | 266 | /* |
| 267 | * Increase this if you need to configure more HID quirks at module load time |
| 268 | */ |
| 269 | #define MAX_USBHID_BOOT_QUIRKS 4 |
| 270 | |
Michael Hanselmann | eab9edd | 2006-01-14 10:08:06 -0500 | [diff] [blame] | 271 | #define HID_QUIRK_INVERT 0x00000001 |
| 272 | #define HID_QUIRK_NOTOUCH 0x00000002 |
Michael Hanselmann | eab9edd | 2006-01-14 10:08:06 -0500 | [diff] [blame] | 273 | #define HID_QUIRK_NOGET 0x00000008 |
Michael Hanselmann | eab9edd | 2006-01-14 10:08:06 -0500 | [diff] [blame] | 274 | #define HID_QUIRK_BADPAD 0x00000020 |
| 275 | #define HID_QUIRK_MULTI_INPUT 0x00000040 |
Jiri Kosina | ea9a4a8 | 2007-06-19 14:09:14 +0200 | [diff] [blame] | 276 | #define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00010000 |
Pekka Sarnila | f345c37 | 2008-03-06 13:23:14 +0100 | [diff] [blame] | 277 | #define HID_QUIRK_FULLSPEED_INTERVAL 0x10000000 |
Jiri Kosina | ea9a4a8 | 2007-06-19 14:09:14 +0200 | [diff] [blame] | 278 | |
| 279 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | * This is the global environment of the parser. This information is |
| 281 | * persistent for main-items. The global environment can be saved and |
| 282 | * restored with PUSH/POP statements. |
| 283 | */ |
| 284 | |
| 285 | struct hid_global { |
| 286 | unsigned usage_page; |
| 287 | __s32 logical_minimum; |
| 288 | __s32 logical_maximum; |
| 289 | __s32 physical_minimum; |
| 290 | __s32 physical_maximum; |
| 291 | __s32 unit_exponent; |
| 292 | unsigned unit; |
| 293 | unsigned report_id; |
| 294 | unsigned report_size; |
| 295 | unsigned report_count; |
| 296 | }; |
| 297 | |
| 298 | /* |
| 299 | * This is the local environment. It is persistent up the next main-item. |
| 300 | */ |
| 301 | |
Jiri Kosina | 5f1ab74 | 2008-03-14 16:53:07 +0100 | [diff] [blame] | 302 | #define HID_MAX_USAGES 12288 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 303 | #define HID_DEFAULT_NUM_COLLECTIONS 16 |
| 304 | |
| 305 | struct hid_local { |
| 306 | unsigned usage[HID_MAX_USAGES]; /* usage array */ |
| 307 | unsigned collection_index[HID_MAX_USAGES]; /* collection index array */ |
| 308 | unsigned usage_index; |
| 309 | unsigned usage_minimum; |
| 310 | unsigned delimiter_depth; |
| 311 | unsigned delimiter_branch; |
| 312 | }; |
| 313 | |
| 314 | /* |
| 315 | * This is the collection stack. We climb up the stack to determine |
| 316 | * application and function of each field. |
| 317 | */ |
| 318 | |
| 319 | struct hid_collection { |
| 320 | unsigned type; |
| 321 | unsigned usage; |
| 322 | unsigned level; |
| 323 | }; |
| 324 | |
| 325 | struct hid_usage { |
| 326 | unsigned hid; /* hid usage code */ |
| 327 | unsigned collection_index; /* index into collection array */ |
| 328 | /* hidinput data */ |
| 329 | __u16 code; /* input driver code */ |
| 330 | __u8 type; /* input driver type */ |
| 331 | __s8 hat_min; /* hat switch fun */ |
| 332 | __s8 hat_max; /* ditto */ |
| 333 | __s8 hat_dir; /* ditto */ |
| 334 | }; |
| 335 | |
| 336 | struct hid_input; |
| 337 | |
| 338 | struct hid_field { |
| 339 | unsigned physical; /* physical usage for this field */ |
| 340 | unsigned logical; /* logical usage for this field */ |
| 341 | unsigned application; /* application usage for this field */ |
| 342 | struct hid_usage *usage; /* usage table for this function */ |
| 343 | unsigned maxusage; /* maximum usage index */ |
| 344 | unsigned flags; /* main-item flags (i.e. volatile,array,constant) */ |
| 345 | unsigned report_offset; /* bit offset in the report */ |
| 346 | unsigned report_size; /* size of this field in the report */ |
| 347 | unsigned report_count; /* number of this field in the report */ |
| 348 | unsigned report_type; /* (input,output,feature) */ |
| 349 | __s32 *value; /* last known value(s) */ |
| 350 | __s32 logical_minimum; |
| 351 | __s32 logical_maximum; |
| 352 | __s32 physical_minimum; |
| 353 | __s32 physical_maximum; |
| 354 | __s32 unit_exponent; |
| 355 | unsigned unit; |
| 356 | struct hid_report *report; /* associated report */ |
| 357 | unsigned index; /* index into report->field[] */ |
| 358 | /* hidinput data */ |
| 359 | struct hid_input *hidinput; /* associated input structure */ |
| 360 | __u16 dpad; /* dpad input code */ |
| 361 | }; |
| 362 | |
| 363 | #define HID_MAX_FIELDS 64 |
| 364 | |
| 365 | struct hid_report { |
| 366 | struct list_head list; |
| 367 | unsigned id; /* id of this report */ |
| 368 | unsigned type; /* report type */ |
| 369 | struct hid_field *field[HID_MAX_FIELDS]; /* fields of the report */ |
| 370 | unsigned maxfield; /* maximum valid field index */ |
| 371 | unsigned size; /* size of the report (bits) */ |
| 372 | struct hid_device *device; /* associated device */ |
| 373 | }; |
| 374 | |
| 375 | struct hid_report_enum { |
| 376 | unsigned numbered; |
| 377 | struct list_head report_list; |
| 378 | struct hid_report *report_id_hash[256]; |
| 379 | }; |
| 380 | |
| 381 | #define HID_REPORT_TYPES 3 |
| 382 | |
Michael Haboustak | bf0964d | 2005-09-05 00:12:01 -0500 | [diff] [blame] | 383 | #define HID_MIN_BUFFER_SIZE 64 /* make sure there is at least a packet size of space */ |
| 384 | #define HID_MAX_BUFFER_SIZE 4096 /* 4kb */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 385 | #define HID_CONTROL_FIFO_SIZE 256 /* to init devices with >100 reports */ |
| 386 | #define HID_OUTPUT_FIFO_SIZE 64 |
| 387 | |
| 388 | struct hid_control_fifo { |
| 389 | unsigned char dir; |
| 390 | struct hid_report *report; |
Anssi Hannula | f129ea6 | 2008-10-04 14:44:06 +0200 | [diff] [blame] | 391 | char *raw_report; |
| 392 | }; |
| 393 | |
| 394 | struct hid_output_fifo { |
| 395 | struct hid_report *report; |
| 396 | char *raw_report; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 397 | }; |
| 398 | |
| 399 | #define HID_CLAIMED_INPUT 1 |
| 400 | #define HID_CLAIMED_HIDDEV 2 |
Jiri Kosina | 86166b7 | 2007-05-14 09:57:40 +0200 | [diff] [blame] | 401 | #define HID_CLAIMED_HIDRAW 4 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 402 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 403 | #define HID_STAT_ADDED 1 |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 404 | #define HID_STAT_PARSED 2 |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 405 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 406 | #define HID_CTRL_RUNNING 1 |
| 407 | #define HID_OUT_RUNNING 2 |
Alan Stern | aef4e26 | 2006-01-31 12:58:38 -0500 | [diff] [blame] | 408 | #define HID_IN_RUNNING 3 |
| 409 | #define HID_RESET_PENDING 4 |
| 410 | #define HID_SUSPENDED 5 |
Alan Stern | 6d8fc4d | 2006-10-18 12:35:24 -0400 | [diff] [blame] | 411 | #define HID_CLEAR_HALT 6 |
Oliver Neukum | 69626f2 | 2008-03-31 16:27:30 +0200 | [diff] [blame] | 412 | #define HID_DISCONNECTED 7 |
Jiri Slaby | 3d5afd3 | 2008-10-27 12:16:15 +0100 | [diff] [blame] | 413 | #define HID_STARTED 8 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 414 | |
| 415 | struct hid_input { |
| 416 | struct list_head list; |
| 417 | struct hid_report *report; |
Dmitry Torokhov | c5b7c7c | 2005-09-15 02:01:47 -0500 | [diff] [blame] | 418 | struct input_dev *input; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 419 | }; |
| 420 | |
Jiri Slaby | a73a637 | 2008-10-22 14:45:11 +0200 | [diff] [blame] | 421 | enum hid_type { |
| 422 | HID_TYPE_OTHER = 0, |
| 423 | HID_TYPE_USBMOUSE |
| 424 | }; |
| 425 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 426 | struct hid_driver; |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 427 | struct hid_ll_driver; |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 428 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | struct hid_device { /* device report descriptor */ |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 430 | __u8 *rdesc; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 431 | unsigned rsize; |
| 432 | struct hid_collection *collection; /* List of HID collections */ |
| 433 | unsigned collection_size; /* Number of allocated hid_collections */ |
| 434 | unsigned maxcollection; /* Number of parsed collections */ |
| 435 | unsigned maxapplication; /* Number of applications */ |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 436 | __u16 bus; /* BUS ID */ |
| 437 | __u32 vendor; /* Vendor ID */ |
| 438 | __u32 product; /* Product ID */ |
| 439 | __u32 version; /* HID version */ |
Jiri Slaby | a73a637 | 2008-10-22 14:45:11 +0200 | [diff] [blame] | 440 | enum hid_type type; /* device type (mouse, kbd, ...) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 441 | unsigned country; /* HID country */ |
| 442 | struct hid_report_enum report_enum[HID_REPORT_TYPES]; |
| 443 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 444 | struct device dev; /* device */ |
| 445 | struct hid_driver *driver; |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 446 | struct hid_ll_driver *ll_driver; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 447 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 448 | unsigned int status; /* see STAT flags above */ |
Dmitry Torokhov | 05f091a | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 449 | unsigned claimed; /* Claimed by hidinput, hiddev? */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | unsigned quirks; /* Various quirks the device can pull on us */ |
| 451 | |
| 452 | struct list_head inputs; /* The list of inputs */ |
| 453 | void *hiddev; /* The hiddev structure */ |
Jiri Kosina | 86166b7 | 2007-05-14 09:57:40 +0200 | [diff] [blame] | 454 | void *hidraw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 455 | int minor; /* Hiddev minor number */ |
| 456 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 457 | int open; /* is the device open by anyone? */ |
| 458 | char name[128]; /* Device name */ |
| 459 | char phys[64]; /* Device physical location */ |
| 460 | char uniq[64]; /* Device unique identifier (serial #) */ |
| 461 | |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 462 | void *driver_data; |
| 463 | |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 464 | /* temporary hid_ff handling (until moved to the drivers) */ |
| 465 | int (*ff_init)(struct hid_device *); |
| 466 | |
Jiri Kosina | aa938f7 | 2006-12-08 18:41:10 +0100 | [diff] [blame] | 467 | /* hiddev event handler */ |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 468 | int (*hiddev_connect)(struct hid_device *, unsigned int); |
Jiri Kosina | aa938f7 | 2006-12-08 18:41:10 +0100 | [diff] [blame] | 469 | void (*hiddev_hid_event) (struct hid_device *, struct hid_field *field, |
| 470 | struct hid_usage *, __s32); |
Jiri Kosina | aa8de2f | 2006-12-08 18:41:17 +0100 | [diff] [blame] | 471 | void (*hiddev_report_event) (struct hid_device *, struct hid_report *); |
Jiri Kosina | 86166b7 | 2007-05-14 09:57:40 +0200 | [diff] [blame] | 472 | |
| 473 | /* handler for raw output data, used by hidraw */ |
| 474 | int (*hid_output_raw_report) (struct hid_device *, __u8 *, size_t); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 475 | }; |
| 476 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 477 | static inline void *hid_get_drvdata(struct hid_device *hdev) |
| 478 | { |
| 479 | return dev_get_drvdata(&hdev->dev); |
| 480 | } |
| 481 | |
| 482 | static inline void hid_set_drvdata(struct hid_device *hdev, void *data) |
| 483 | { |
| 484 | dev_set_drvdata(&hdev->dev, data); |
| 485 | } |
| 486 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 487 | #define HID_GLOBAL_STACK_SIZE 4 |
| 488 | #define HID_COLLECTION_STACK_SIZE 4 |
| 489 | |
| 490 | struct hid_parser { |
| 491 | struct hid_global global; |
| 492 | struct hid_global global_stack[HID_GLOBAL_STACK_SIZE]; |
| 493 | unsigned global_stack_ptr; |
| 494 | struct hid_local local; |
| 495 | unsigned collection_stack[HID_COLLECTION_STACK_SIZE]; |
| 496 | unsigned collection_stack_ptr; |
| 497 | struct hid_device *device; |
| 498 | }; |
| 499 | |
| 500 | struct hid_class_descriptor { |
| 501 | __u8 bDescriptorType; |
Al Viro | 01d7b36 | 2008-04-28 07:00:05 +0100 | [diff] [blame] | 502 | __le16 wDescriptorLength; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 503 | } __attribute__ ((packed)); |
| 504 | |
| 505 | struct hid_descriptor { |
| 506 | __u8 bLength; |
| 507 | __u8 bDescriptorType; |
Al Viro | 01d7b36 | 2008-04-28 07:00:05 +0100 | [diff] [blame] | 508 | __le16 bcdHID; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 509 | __u8 bCountryCode; |
| 510 | __u8 bNumDescriptors; |
| 511 | |
| 512 | struct hid_class_descriptor desc[1]; |
| 513 | } __attribute__ ((packed)); |
| 514 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 515 | #define HID_DEVICE(b, ven, prod) \ |
| 516 | .bus = (b), \ |
| 517 | .vendor = (ven), .product = (prod) |
| 518 | |
| 519 | #define HID_USB_DEVICE(ven, prod) HID_DEVICE(BUS_USB, ven, prod) |
| 520 | #define HID_BLUETOOTH_DEVICE(ven, prod) HID_DEVICE(BUS_BLUETOOTH, ven, prod) |
| 521 | |
| 522 | #define HID_REPORT_ID(rep) \ |
| 523 | .report_type = (rep) |
| 524 | #define HID_USAGE_ID(uhid, utype, ucode) \ |
| 525 | .usage_hid = (uhid), .usage_type = (utype), .usage_code = (ucode) |
| 526 | /* we don't want to catch types and codes equal to 0 */ |
| 527 | #define HID_TERMINATOR (HID_ANY_ID - 1) |
| 528 | |
| 529 | struct hid_report_id { |
| 530 | __u32 report_type; |
| 531 | }; |
| 532 | struct hid_usage_id { |
| 533 | __u32 usage_hid; |
| 534 | __u32 usage_type; |
| 535 | __u32 usage_code; |
| 536 | }; |
| 537 | |
| 538 | /** |
| 539 | * struct hid_driver |
| 540 | * @name: driver name (e.g. "Footech_bar-wheel") |
| 541 | * @id_table: which devices is this driver for (must be non-NULL for probe |
| 542 | * to be called) |
| 543 | * @probe: new device inserted |
| 544 | * @remove: device removed (NULL if not a hot-plug capable driver) |
| 545 | * @report_table: on which reports to call raw_event (NULL means all) |
| 546 | * @raw_event: if report in report_table, this hook is called (NULL means nop) |
| 547 | * @usage_table: on which events to call event (NULL means all) |
| 548 | * @event: if usage in usage_table, this hook is called (NULL means nop) |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 549 | * @report_fixup: called before report descriptor parsing (NULL means nop) |
| 550 | * @input_mapping: invoked on input registering before mapping an usage |
| 551 | * @input_mapped: invoked on input registering after mapping an usage |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 552 | * |
| 553 | * raw_event and event should return 0 on no action performed, 1 when no |
| 554 | * further processing should be done and negative on error |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 555 | * |
| 556 | * input_mapping shall return a negative value to completely ignore this usage |
| 557 | * (e.g. doubled or invalid usage), zero to continue with parsing of this |
| 558 | * usage by generic code (no special handling needed) or positive to skip |
| 559 | * generic parsing (needed special handling which was done in the hook already) |
| 560 | * input_mapped shall return negative to inform the layer that this usage |
| 561 | * should not be considered for further processing or zero to notify that |
| 562 | * no processing was performed and should be done in a generic manner |
| 563 | * Both these functions may be NULL which means the same behavior as returning |
| 564 | * zero from them. |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 565 | */ |
| 566 | struct hid_driver { |
| 567 | char *name; |
| 568 | const struct hid_device_id *id_table; |
| 569 | |
| 570 | int (*probe)(struct hid_device *dev, const struct hid_device_id *id); |
| 571 | void (*remove)(struct hid_device *dev); |
| 572 | |
| 573 | const struct hid_report_id *report_table; |
| 574 | int (*raw_event)(struct hid_device *hdev, struct hid_report *report, |
| 575 | u8 *data, int size); |
| 576 | const struct hid_usage_id *usage_table; |
| 577 | int (*event)(struct hid_device *hdev, struct hid_field *field, |
| 578 | struct hid_usage *usage, __s32 value); |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 579 | |
| 580 | void (*report_fixup)(struct hid_device *hdev, __u8 *buf, |
| 581 | unsigned int size); |
| 582 | |
| 583 | int (*input_mapping)(struct hid_device *hdev, |
| 584 | struct hid_input *hidinput, struct hid_field *field, |
| 585 | struct hid_usage *usage, unsigned long **bit, int *max); |
| 586 | int (*input_mapped)(struct hid_device *hdev, |
| 587 | struct hid_input *hidinput, struct hid_field *field, |
| 588 | struct hid_usage *usage, unsigned long **bit, int *max); |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 589 | /* private: */ |
| 590 | struct device_driver driver; |
| 591 | }; |
| 592 | |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 593 | /** |
| 594 | * hid_ll_driver - low level driver callbacks |
| 595 | * @start: called on probe to start the device |
| 596 | * @stop: called on remove |
| 597 | * @open: called by input layer on open |
| 598 | * @close: called by input layer on close |
| 599 | * @hidinput_input_event: event input event (e.g. ff or leds) |
| 600 | * @parse: this method is called only once to parse the device data, |
| 601 | * shouldn't allocate anything to not leak memory |
| 602 | */ |
| 603 | struct hid_ll_driver { |
| 604 | int (*start)(struct hid_device *hdev); |
| 605 | void (*stop)(struct hid_device *hdev); |
| 606 | |
| 607 | int (*open)(struct hid_device *hdev); |
| 608 | void (*close)(struct hid_device *hdev); |
| 609 | |
| 610 | int (*hidinput_input_event) (struct input_dev *idev, unsigned int type, |
| 611 | unsigned int code, int value); |
| 612 | |
| 613 | int (*parse)(struct hid_device *hdev); |
| 614 | }; |
| 615 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 616 | /* Applications from HID Usage Tables 4/8/99 Version 1.1 */ |
| 617 | /* We ignore a few input applications that are not widely used */ |
Rafi Rubin | f472f80 | 2008-06-19 11:51:04 +0200 | [diff] [blame] | 618 | #define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001) || (a == 0x000d0002)) |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 619 | |
| 620 | /* HID core API */ |
Jiri Kosina | 58037eb | 2007-05-30 15:07:13 +0200 | [diff] [blame] | 621 | |
| 622 | #ifdef CONFIG_HID_DEBUG |
| 623 | extern int hid_debug; |
| 624 | #endif |
| 625 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 626 | extern int hid_add_device(struct hid_device *); |
| 627 | extern void hid_destroy_device(struct hid_device *); |
| 628 | |
| 629 | extern int __must_check __hid_register_driver(struct hid_driver *, |
| 630 | struct module *, const char *mod_name); |
| 631 | static inline int __must_check hid_register_driver(struct hid_driver *driver) |
| 632 | { |
| 633 | return __hid_register_driver(driver, THIS_MODULE, KBUILD_MODNAME); |
| 634 | } |
| 635 | extern void hid_unregister_driver(struct hid_driver *); |
| 636 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 637 | extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 638 | extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report); |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 639 | extern int hidinput_connect(struct hid_device *hid, unsigned int force); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 640 | extern void hidinput_disconnect(struct hid_device *); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 641 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 642 | int hid_set_field(struct hid_field *, unsigned, __s32); |
Jiri Kosina | aa8de2f | 2006-12-08 18:41:17 +0100 | [diff] [blame] | 643 | int hid_input_report(struct hid_device *, int type, u8 *, int, int); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 644 | int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field); |
Jiri Kosina | dde5845 | 2006-12-08 18:40:44 +0100 | [diff] [blame] | 645 | void hid_output_report(struct hid_report *report, __u8 *data); |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 646 | struct hid_device *hid_allocate_device(void); |
| 647 | int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size); |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 648 | int hid_connect(struct hid_device *hid, unsigned int connect_mask); |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 649 | |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 650 | /** |
Jiri Slaby | 022e8c4 | 2008-05-16 11:49:18 +0200 | [diff] [blame] | 651 | * hid_map_usage - map usage input bits |
| 652 | * |
| 653 | * @hidinput: hidinput which we are interested in |
| 654 | * @usage: usage to fill in |
| 655 | * @bit: pointer to input->{}bit (out parameter) |
| 656 | * @max: maximal valid usage->code to consider later (out parameter) |
| 657 | * @type: input event type (EV_KEY, EV_REL, ...) |
| 658 | * @c: code which corresponds to this usage and type |
| 659 | */ |
| 660 | static inline void hid_map_usage(struct hid_input *hidinput, |
| 661 | struct hid_usage *usage, unsigned long **bit, int *max, |
| 662 | __u8 type, __u16 c) |
| 663 | { |
| 664 | struct input_dev *input = hidinput->input; |
| 665 | |
| 666 | usage->type = type; |
| 667 | usage->code = c; |
| 668 | |
| 669 | switch (type) { |
| 670 | case EV_ABS: |
| 671 | *bit = input->absbit; |
| 672 | *max = ABS_MAX; |
| 673 | break; |
| 674 | case EV_REL: |
| 675 | *bit = input->relbit; |
| 676 | *max = REL_MAX; |
| 677 | break; |
| 678 | case EV_KEY: |
| 679 | *bit = input->keybit; |
| 680 | *max = KEY_MAX; |
| 681 | break; |
| 682 | case EV_LED: |
| 683 | *bit = input->ledbit; |
| 684 | *max = LED_MAX; |
| 685 | break; |
| 686 | } |
| 687 | } |
| 688 | |
| 689 | /** |
| 690 | * hid_map_usage_clear - map usage input bits and clear the input bit |
| 691 | * |
| 692 | * The same as hid_map_usage, except the @c bit is also cleared in supported |
| 693 | * bits (@bit). |
| 694 | */ |
| 695 | static inline void hid_map_usage_clear(struct hid_input *hidinput, |
| 696 | struct hid_usage *usage, unsigned long **bit, int *max, |
| 697 | __u8 type, __u16 c) |
| 698 | { |
| 699 | hid_map_usage(hidinput, usage, bit, max, type, c); |
| 700 | clear_bit(c, *bit); |
| 701 | } |
| 702 | |
| 703 | /** |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 704 | * hid_parse - parse HW reports |
| 705 | * |
| 706 | * @hdev: hid device |
| 707 | * |
| 708 | * Call this from probe after you set up the device (if needed). Your |
| 709 | * report_fixup will be called (if non-NULL) after reading raw report from |
| 710 | * device before passing it to hid layer for real parsing. |
| 711 | */ |
| 712 | static inline int __must_check hid_parse(struct hid_device *hdev) |
| 713 | { |
| 714 | int ret; |
| 715 | |
| 716 | if (hdev->status & HID_STAT_PARSED) |
| 717 | return 0; |
| 718 | |
| 719 | ret = hdev->ll_driver->parse(hdev); |
| 720 | if (!ret) |
| 721 | hdev->status |= HID_STAT_PARSED; |
| 722 | |
| 723 | return ret; |
| 724 | } |
| 725 | |
| 726 | /** |
| 727 | * hid_hw_start - start underlaying HW |
| 728 | * |
| 729 | * @hdev: hid device |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 730 | * @connect_mask: which outputs to connect, see HID_CONNECT_* |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 731 | * |
| 732 | * Call this in probe function *after* hid_parse. This will setup HW buffers |
| 733 | * and start the device (if not deffered to device open). hid_hw_stop must be |
| 734 | * called if this was successfull. |
| 735 | */ |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 736 | static inline int __must_check hid_hw_start(struct hid_device *hdev, |
| 737 | unsigned int connect_mask) |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 738 | { |
Jiri Slaby | 93c1013 | 2008-06-27 00:04:24 +0200 | [diff] [blame] | 739 | int ret = hdev->ll_driver->start(hdev); |
| 740 | if (ret || !connect_mask) |
| 741 | return ret; |
| 742 | ret = hid_connect(hdev, connect_mask); |
| 743 | if (ret) |
| 744 | hdev->ll_driver->stop(hdev); |
| 745 | return ret; |
Jiri Slaby | c500c97 | 2008-05-16 11:49:16 +0200 | [diff] [blame] | 746 | } |
| 747 | |
| 748 | /** |
| 749 | * hid_hw_stop - stop underlaying HW |
| 750 | * |
| 751 | * @hdev: hid device |
| 752 | * |
| 753 | * This is usually called from remove function or from probe when something |
| 754 | * failed and hid_hw_start was called already. |
| 755 | */ |
| 756 | static inline void hid_hw_stop(struct hid_device *hdev) |
| 757 | { |
| 758 | hdev->ll_driver->stop(hdev); |
| 759 | } |
| 760 | |
Jiri Slaby | 85cdaf5 | 2008-05-16 11:49:15 +0200 | [diff] [blame] | 761 | void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, |
| 762 | int interrupt); |
| 763 | |
| 764 | extern int hid_generic_init(void); |
| 765 | extern void hid_generic_exit(void); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 766 | |
Paul Walmsley | 876b927 | 2007-04-19 14:56:12 +0200 | [diff] [blame] | 767 | /* HID quirks API */ |
Paul Walmsley | 2eb5dc3 | 2007-04-19 13:27:04 +0200 | [diff] [blame] | 768 | u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct); |
Paul Walmsley | 876b927 | 2007-04-19 14:56:12 +0200 | [diff] [blame] | 769 | int usbhid_quirks_init(char **quirks_param); |
| 770 | void usbhid_quirks_exit(void); |
Jiri Slaby | 6edfa8d | 2008-06-27 20:41:02 +0200 | [diff] [blame] | 771 | void usbhid_set_leds(struct hid_device *hid); |
Paul Walmsley | 2eb5dc3 | 2007-04-19 13:27:04 +0200 | [diff] [blame] | 772 | |
Anssi Hannula | 224ee88 | 2006-07-19 01:40:47 -0400 | [diff] [blame] | 773 | #ifdef CONFIG_HID_PID |
| 774 | int hid_pidff_init(struct hid_device *hid); |
| 775 | #else |
Jiri Slaby | 76483cf | 2008-09-18 12:23:33 +0200 | [diff] [blame] | 776 | #define hid_pidff_init NULL |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 777 | #endif |
Jiri Kosina | 58037eb | 2007-05-30 15:07:13 +0200 | [diff] [blame] | 778 | |
| 779 | #ifdef CONFIG_HID_DEBUG |
| 780 | #define dbg_hid(format, arg...) if (hid_debug) \ |
| 781 | printk(KERN_DEBUG "%s: " format ,\ |
| 782 | __FILE__ , ## arg) |
| 783 | #define dbg_hid_line(format, arg...) if (hid_debug) \ |
| 784 | printk(format, ## arg) |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 785 | #else |
Jiri Slaby | 1b184cf | 2008-03-09 16:29:24 +0100 | [diff] [blame] | 786 | static inline int __attribute__((format(printf, 1, 2))) |
| 787 | dbg_hid(const char *fmt, ...) |
| 788 | { |
| 789 | return 0; |
| 790 | } |
Jiri Kosina | 58037eb | 2007-05-30 15:07:13 +0200 | [diff] [blame] | 791 | #define dbg_hid_line dbg_hid |
Jiri Slaby | 02ae9a1 | 2008-05-16 11:49:22 +0200 | [diff] [blame] | 792 | #endif /* HID_DEBUG */ |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 793 | |
Jiri Kosina | 58037eb | 2007-05-30 15:07:13 +0200 | [diff] [blame] | 794 | #define err_hid(format, arg...) printk(KERN_ERR "%s: " format "\n" , \ |
Jiri Kosina | 229695e | 2006-12-08 18:40:53 +0100 | [diff] [blame] | 795 | __FILE__ , ## arg) |
Jiri Slaby | 02ae9a1 | 2008-05-16 11:49:22 +0200 | [diff] [blame] | 796 | #endif /* HID_FF */ |
| 797 | |
| 798 | #ifdef CONFIG_HID_COMPAT |
| 799 | #define HID_COMPAT_LOAD_DRIVER(name) \ |
| 800 | void hid_compat_##name(void) { } \ |
| 801 | EXPORT_SYMBOL(hid_compat_##name) |
| 802 | #else |
| 803 | #define HID_COMPAT_LOAD_DRIVER(name) |
| 804 | #endif /* HID_COMPAT */ |
| 805 | #define HID_COMPAT_CALL_DRIVER(name) do { \ |
| 806 | extern void hid_compat_##name(void); \ |
| 807 | hid_compat_##name(); \ |
| 808 | } while (0) |
| 809 | |
Jiri Kosina | 57d292b | 2007-10-15 15:17:41 +0200 | [diff] [blame] | 810 | #endif |
Anssi Hannula | 224ee88 | 2006-07-19 01:40:47 -0400 | [diff] [blame] | 811 | |