1dde5845aSJiri Kosina /* 2229695e5SJiri Kosina * HID support for Linux 3dde5845aSJiri Kosina * 4dde5845aSJiri Kosina * Copyright (c) 1999 Andreas Gal 5dde5845aSJiri Kosina * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> 6dde5845aSJiri Kosina * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc 76b1968d5SJiri Kosina * Copyright (c) 2006-2012 Jiri Kosina 8dde5845aSJiri Kosina */ 9dde5845aSJiri Kosina 10dde5845aSJiri Kosina /* 11dde5845aSJiri Kosina * This program is free software; you can redistribute it and/or modify it 12dde5845aSJiri Kosina * under the terms of the GNU General Public License as published by the Free 13dde5845aSJiri Kosina * Software Foundation; either version 2 of the License, or (at your option) 14dde5845aSJiri Kosina * any later version. 15dde5845aSJiri Kosina */ 16dde5845aSJiri Kosina 174291ee30SJoe Perches #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 184291ee30SJoe Perches 19dde5845aSJiri Kosina #include <linux/module.h> 20dde5845aSJiri Kosina #include <linux/slab.h> 21dde5845aSJiri Kosina #include <linux/init.h> 22dde5845aSJiri Kosina #include <linux/kernel.h> 23dde5845aSJiri Kosina #include <linux/list.h> 24dde5845aSJiri Kosina #include <linux/mm.h> 25dde5845aSJiri Kosina #include <linux/spinlock.h> 26dde5845aSJiri Kosina #include <asm/unaligned.h> 27dde5845aSJiri Kosina #include <asm/byteorder.h> 28dde5845aSJiri Kosina #include <linux/input.h> 29dde5845aSJiri Kosina #include <linux/wait.h> 3047a80edbSJiri Kosina #include <linux/vmalloc.h> 31c4124c9bSJiri Kosina #include <linux/sched.h> 324ea54542SDavid Herrmann #include <linux/semaphore.h> 33dde5845aSJiri Kosina 34dde5845aSJiri Kosina #include <linux/hid.h> 35dde5845aSJiri Kosina #include <linux/hiddev.h> 36c080d89aSJiri Kosina #include <linux/hid-debug.h> 3786166b7bSJiri Kosina #include <linux/hidraw.h> 38dde5845aSJiri Kosina 395f22a799SJiri Slaby #include "hid-ids.h" 405f22a799SJiri Slaby 41dde5845aSJiri Kosina /* 42dde5845aSJiri Kosina * Version Information 43dde5845aSJiri Kosina */ 44dde5845aSJiri Kosina 4553149801SJiri Kosina #define DRIVER_DESC "HID core driver" 46dde5845aSJiri Kosina #define DRIVER_LICENSE "GPL" 47dde5845aSJiri Kosina 4858037eb9SJiri Kosina int hid_debug = 0; 49377e10fbSAnssi Hannula module_param_named(debug, hid_debug, int, 0600); 50cd667ce2SJiri Kosina MODULE_PARM_DESC(debug, "toggle HID debugging messages"); 5158037eb9SJiri Kosina EXPORT_SYMBOL_GPL(hid_debug); 5258037eb9SJiri Kosina 536b1968d5SJiri Kosina static int hid_ignore_special_drivers = 0; 546b1968d5SJiri Kosina module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600); 556b1968d5SJiri Kosina MODULE_PARM_DESC(debug, "Ignore any special drivers and handle all devices by generic driver"); 566b1968d5SJiri Kosina 57dde5845aSJiri Kosina /* 58dde5845aSJiri Kosina * Register a new report for a device. 59dde5845aSJiri Kosina */ 60dde5845aSJiri Kosina 6190a006abSMichael Poole struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id) 62dde5845aSJiri Kosina { 63dde5845aSJiri Kosina struct hid_report_enum *report_enum = device->report_enum + type; 64dde5845aSJiri Kosina struct hid_report *report; 65dde5845aSJiri Kosina 6643622021SKees Cook if (id >= HID_MAX_IDS) 6743622021SKees Cook return NULL; 68dde5845aSJiri Kosina if (report_enum->report_id_hash[id]) 69dde5845aSJiri Kosina return report_enum->report_id_hash[id]; 70dde5845aSJiri Kosina 71a3789a17SJoe Perches report = kzalloc(sizeof(struct hid_report), GFP_KERNEL); 72a3789a17SJoe Perches if (!report) 73dde5845aSJiri Kosina return NULL; 74dde5845aSJiri Kosina 75dde5845aSJiri Kosina if (id != 0) 76dde5845aSJiri Kosina report_enum->numbered = 1; 77dde5845aSJiri Kosina 78dde5845aSJiri Kosina report->id = id; 79dde5845aSJiri Kosina report->type = type; 80dde5845aSJiri Kosina report->size = 0; 81dde5845aSJiri Kosina report->device = device; 82dde5845aSJiri Kosina report_enum->report_id_hash[id] = report; 83dde5845aSJiri Kosina 84dde5845aSJiri Kosina list_add_tail(&report->list, &report_enum->report_list); 85dde5845aSJiri Kosina 86dde5845aSJiri Kosina return report; 87dde5845aSJiri Kosina } 8890a006abSMichael Poole EXPORT_SYMBOL_GPL(hid_register_report); 89dde5845aSJiri Kosina 90dde5845aSJiri Kosina /* 91dde5845aSJiri Kosina * Register a new field for this report. 92dde5845aSJiri Kosina */ 93dde5845aSJiri Kosina 94dde5845aSJiri Kosina static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values) 95dde5845aSJiri Kosina { 96dde5845aSJiri Kosina struct hid_field *field; 97dde5845aSJiri Kosina 98dde5845aSJiri Kosina if (report->maxfield == HID_MAX_FIELDS) { 998c3d52fcSJiri Kosina hid_err(report->device, "too many fields in report\n"); 100dde5845aSJiri Kosina return NULL; 101dde5845aSJiri Kosina } 102dde5845aSJiri Kosina 103a3789a17SJoe Perches field = kzalloc((sizeof(struct hid_field) + 104a3789a17SJoe Perches usages * sizeof(struct hid_usage) + 105a3789a17SJoe Perches values * sizeof(unsigned)), GFP_KERNEL); 106a3789a17SJoe Perches if (!field) 107a3789a17SJoe Perches return NULL; 108dde5845aSJiri Kosina 109dde5845aSJiri Kosina field->index = report->maxfield++; 110dde5845aSJiri Kosina report->field[field->index] = field; 111dde5845aSJiri Kosina field->usage = (struct hid_usage *)(field + 1); 112282bfd4cSJiri Slaby field->value = (s32 *)(field->usage + usages); 113dde5845aSJiri Kosina field->report = report; 114dde5845aSJiri Kosina 115dde5845aSJiri Kosina return field; 116dde5845aSJiri Kosina } 117dde5845aSJiri Kosina 118dde5845aSJiri Kosina /* 119dde5845aSJiri Kosina * Open a collection. The type/usage is pushed on the stack. 120dde5845aSJiri Kosina */ 121dde5845aSJiri Kosina 122dde5845aSJiri Kosina static int open_collection(struct hid_parser *parser, unsigned type) 123dde5845aSJiri Kosina { 124dde5845aSJiri Kosina struct hid_collection *collection; 125dde5845aSJiri Kosina unsigned usage; 126dde5845aSJiri Kosina 127dde5845aSJiri Kosina usage = parser->local.usage[0]; 128dde5845aSJiri Kosina 129dde5845aSJiri Kosina if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) { 1308c3d52fcSJiri Kosina hid_err(parser->device, "collection stack overflow\n"); 131a6fbaacfSSachin Kamat return -EINVAL; 132dde5845aSJiri Kosina } 133dde5845aSJiri Kosina 134dde5845aSJiri Kosina if (parser->device->maxcollection == parser->device->collection_size) { 135dde5845aSJiri Kosina collection = kmalloc(sizeof(struct hid_collection) * 136dde5845aSJiri Kosina parser->device->collection_size * 2, GFP_KERNEL); 137dde5845aSJiri Kosina if (collection == NULL) { 1388c3d52fcSJiri Kosina hid_err(parser->device, "failed to reallocate collection array\n"); 139a6fbaacfSSachin Kamat return -ENOMEM; 140dde5845aSJiri Kosina } 141dde5845aSJiri Kosina memcpy(collection, parser->device->collection, 142dde5845aSJiri Kosina sizeof(struct hid_collection) * 143dde5845aSJiri Kosina parser->device->collection_size); 144dde5845aSJiri Kosina memset(collection + parser->device->collection_size, 0, 145dde5845aSJiri Kosina sizeof(struct hid_collection) * 146dde5845aSJiri Kosina parser->device->collection_size); 147dde5845aSJiri Kosina kfree(parser->device->collection); 148dde5845aSJiri Kosina parser->device->collection = collection; 149dde5845aSJiri Kosina parser->device->collection_size *= 2; 150dde5845aSJiri Kosina } 151dde5845aSJiri Kosina 152dde5845aSJiri Kosina parser->collection_stack[parser->collection_stack_ptr++] = 153dde5845aSJiri Kosina parser->device->maxcollection; 154dde5845aSJiri Kosina 155dde5845aSJiri Kosina collection = parser->device->collection + 156dde5845aSJiri Kosina parser->device->maxcollection++; 157dde5845aSJiri Kosina collection->type = type; 158dde5845aSJiri Kosina collection->usage = usage; 159dde5845aSJiri Kosina collection->level = parser->collection_stack_ptr - 1; 160dde5845aSJiri Kosina 161dde5845aSJiri Kosina if (type == HID_COLLECTION_APPLICATION) 162dde5845aSJiri Kosina parser->device->maxapplication++; 163dde5845aSJiri Kosina 164dde5845aSJiri Kosina return 0; 165dde5845aSJiri Kosina } 166dde5845aSJiri Kosina 167dde5845aSJiri Kosina /* 168dde5845aSJiri Kosina * Close a collection. 169dde5845aSJiri Kosina */ 170dde5845aSJiri Kosina 171dde5845aSJiri Kosina static int close_collection(struct hid_parser *parser) 172dde5845aSJiri Kosina { 173dde5845aSJiri Kosina if (!parser->collection_stack_ptr) { 1748c3d52fcSJiri Kosina hid_err(parser->device, "collection stack underflow\n"); 175a6fbaacfSSachin Kamat return -EINVAL; 176dde5845aSJiri Kosina } 177dde5845aSJiri Kosina parser->collection_stack_ptr--; 178dde5845aSJiri Kosina return 0; 179dde5845aSJiri Kosina } 180dde5845aSJiri Kosina 181dde5845aSJiri Kosina /* 182dde5845aSJiri Kosina * Climb up the stack, search for the specified collection type 183dde5845aSJiri Kosina * and return the usage. 184dde5845aSJiri Kosina */ 185dde5845aSJiri Kosina 186dde5845aSJiri Kosina static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type) 187dde5845aSJiri Kosina { 188504499f2SJoe Perches struct hid_collection *collection = parser->device->collection; 189dde5845aSJiri Kosina int n; 190504499f2SJoe Perches 191504499f2SJoe Perches for (n = parser->collection_stack_ptr - 1; n >= 0; n--) { 192504499f2SJoe Perches unsigned index = parser->collection_stack[n]; 193504499f2SJoe Perches if (collection[index].type == type) 194504499f2SJoe Perches return collection[index].usage; 195504499f2SJoe Perches } 196dde5845aSJiri Kosina return 0; /* we know nothing about this usage type */ 197dde5845aSJiri Kosina } 198dde5845aSJiri Kosina 199dde5845aSJiri Kosina /* 200dde5845aSJiri Kosina * Add a usage to the temporary parser table. 201dde5845aSJiri Kosina */ 202dde5845aSJiri Kosina 203dde5845aSJiri Kosina static int hid_add_usage(struct hid_parser *parser, unsigned usage) 204dde5845aSJiri Kosina { 205dde5845aSJiri Kosina if (parser->local.usage_index >= HID_MAX_USAGES) { 2068c3d52fcSJiri Kosina hid_err(parser->device, "usage index exceeded\n"); 207dde5845aSJiri Kosina return -1; 208dde5845aSJiri Kosina } 209dde5845aSJiri Kosina parser->local.usage[parser->local.usage_index] = usage; 210dde5845aSJiri Kosina parser->local.collection_index[parser->local.usage_index] = 211dde5845aSJiri Kosina parser->collection_stack_ptr ? 212dde5845aSJiri Kosina parser->collection_stack[parser->collection_stack_ptr - 1] : 0; 213dde5845aSJiri Kosina parser->local.usage_index++; 214dde5845aSJiri Kosina return 0; 215dde5845aSJiri Kosina } 216dde5845aSJiri Kosina 217dde5845aSJiri Kosina /* 218dde5845aSJiri Kosina * Register a new field for this report. 219dde5845aSJiri Kosina */ 220dde5845aSJiri Kosina 221dde5845aSJiri Kosina static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags) 222dde5845aSJiri Kosina { 223dde5845aSJiri Kosina struct hid_report *report; 224dde5845aSJiri Kosina struct hid_field *field; 225cc6b54aaSBenjamin Tissoires unsigned usages; 226dde5845aSJiri Kosina unsigned offset; 227cc6b54aaSBenjamin Tissoires unsigned i; 228dde5845aSJiri Kosina 229a3789a17SJoe Perches report = hid_register_report(parser->device, report_type, parser->global.report_id); 230a3789a17SJoe Perches if (!report) { 2318c3d52fcSJiri Kosina hid_err(parser->device, "hid_register_report failed\n"); 232dde5845aSJiri Kosina return -1; 233dde5845aSJiri Kosina } 234dde5845aSJiri Kosina 235bb2e1976SJiri Kosina /* Handle both signed and unsigned cases properly */ 2360cd516c2Ssrinivas pandruvada if ((parser->global.logical_minimum < 0 && 2370cd516c2Ssrinivas pandruvada parser->global.logical_maximum < 2380cd516c2Ssrinivas pandruvada parser->global.logical_minimum) || 2390cd516c2Ssrinivas pandruvada (parser->global.logical_minimum >= 0 && 2400cd516c2Ssrinivas pandruvada (__u32)parser->global.logical_maximum < 2410cd516c2Ssrinivas pandruvada (__u32)parser->global.logical_minimum)) { 2420cd516c2Ssrinivas pandruvada dbg_hid("logical range invalid 0x%x 0x%x\n", 2430cd516c2Ssrinivas pandruvada parser->global.logical_minimum, 2440cd516c2Ssrinivas pandruvada parser->global.logical_maximum); 245dde5845aSJiri Kosina return -1; 246dde5845aSJiri Kosina } 247dde5845aSJiri Kosina 248dde5845aSJiri Kosina offset = report->size; 249dde5845aSJiri Kosina report->size += parser->global.report_size * parser->global.report_count; 250dde5845aSJiri Kosina 251dde5845aSJiri Kosina if (!parser->local.usage_index) /* Ignore padding fields */ 252dde5845aSJiri Kosina return 0; 253dde5845aSJiri Kosina 254cc6b54aaSBenjamin Tissoires usages = max_t(unsigned, parser->local.usage_index, 255cc6b54aaSBenjamin Tissoires parser->global.report_count); 256dde5845aSJiri Kosina 257a3789a17SJoe Perches field = hid_register_field(report, usages, parser->global.report_count); 258a3789a17SJoe Perches if (!field) 259dde5845aSJiri Kosina return 0; 260dde5845aSJiri Kosina 261dde5845aSJiri Kosina field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL); 262dde5845aSJiri Kosina field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL); 263dde5845aSJiri Kosina field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION); 264dde5845aSJiri Kosina 265dde5845aSJiri Kosina for (i = 0; i < usages; i++) { 266cc6b54aaSBenjamin Tissoires unsigned j = i; 267dde5845aSJiri Kosina /* Duplicate the last usage we parsed if we have excess values */ 268dde5845aSJiri Kosina if (i >= parser->local.usage_index) 269dde5845aSJiri Kosina j = parser->local.usage_index - 1; 270dde5845aSJiri Kosina field->usage[i].hid = parser->local.usage[j]; 271dde5845aSJiri Kosina field->usage[i].collection_index = 272dde5845aSJiri Kosina parser->local.collection_index[j]; 273cc6b54aaSBenjamin Tissoires field->usage[i].usage_index = i; 274dde5845aSJiri Kosina } 275dde5845aSJiri Kosina 276dde5845aSJiri Kosina field->maxusage = usages; 277dde5845aSJiri Kosina field->flags = flags; 278dde5845aSJiri Kosina field->report_offset = offset; 279dde5845aSJiri Kosina field->report_type = report_type; 280dde5845aSJiri Kosina field->report_size = parser->global.report_size; 281dde5845aSJiri Kosina field->report_count = parser->global.report_count; 282dde5845aSJiri Kosina field->logical_minimum = parser->global.logical_minimum; 283dde5845aSJiri Kosina field->logical_maximum = parser->global.logical_maximum; 284dde5845aSJiri Kosina field->physical_minimum = parser->global.physical_minimum; 285dde5845aSJiri Kosina field->physical_maximum = parser->global.physical_maximum; 286dde5845aSJiri Kosina field->unit_exponent = parser->global.unit_exponent; 287dde5845aSJiri Kosina field->unit = parser->global.unit; 288dde5845aSJiri Kosina 289dde5845aSJiri Kosina return 0; 290dde5845aSJiri Kosina } 291dde5845aSJiri Kosina 292dde5845aSJiri Kosina /* 293dde5845aSJiri Kosina * Read data value from item. 294dde5845aSJiri Kosina */ 295dde5845aSJiri Kosina 296dde5845aSJiri Kosina static u32 item_udata(struct hid_item *item) 297dde5845aSJiri Kosina { 298dde5845aSJiri Kosina switch (item->size) { 299dde5845aSJiri Kosina case 1: return item->data.u8; 300dde5845aSJiri Kosina case 2: return item->data.u16; 301dde5845aSJiri Kosina case 4: return item->data.u32; 302dde5845aSJiri Kosina } 303dde5845aSJiri Kosina return 0; 304dde5845aSJiri Kosina } 305dde5845aSJiri Kosina 306dde5845aSJiri Kosina static s32 item_sdata(struct hid_item *item) 307dde5845aSJiri Kosina { 308dde5845aSJiri Kosina switch (item->size) { 309dde5845aSJiri Kosina case 1: return item->data.s8; 310dde5845aSJiri Kosina case 2: return item->data.s16; 311dde5845aSJiri Kosina case 4: return item->data.s32; 312dde5845aSJiri Kosina } 313dde5845aSJiri Kosina return 0; 314dde5845aSJiri Kosina } 315dde5845aSJiri Kosina 316dde5845aSJiri Kosina /* 317dde5845aSJiri Kosina * Process a global item. 318dde5845aSJiri Kosina */ 319dde5845aSJiri Kosina 320dde5845aSJiri Kosina static int hid_parser_global(struct hid_parser *parser, struct hid_item *item) 321dde5845aSJiri Kosina { 322ad0e669bSNikolai Kondrashov __s32 raw_value; 323dde5845aSJiri Kosina switch (item->tag) { 324dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_PUSH: 325dde5845aSJiri Kosina 326dde5845aSJiri Kosina if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) { 3278c3d52fcSJiri Kosina hid_err(parser->device, "global environment stack overflow\n"); 328dde5845aSJiri Kosina return -1; 329dde5845aSJiri Kosina } 330dde5845aSJiri Kosina 331dde5845aSJiri Kosina memcpy(parser->global_stack + parser->global_stack_ptr++, 332dde5845aSJiri Kosina &parser->global, sizeof(struct hid_global)); 333dde5845aSJiri Kosina return 0; 334dde5845aSJiri Kosina 335dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_POP: 336dde5845aSJiri Kosina 337dde5845aSJiri Kosina if (!parser->global_stack_ptr) { 3388c3d52fcSJiri Kosina hid_err(parser->device, "global environment stack underflow\n"); 339dde5845aSJiri Kosina return -1; 340dde5845aSJiri Kosina } 341dde5845aSJiri Kosina 342880d29f1SJiri Slaby memcpy(&parser->global, parser->global_stack + 343880d29f1SJiri Slaby --parser->global_stack_ptr, sizeof(struct hid_global)); 344dde5845aSJiri Kosina return 0; 345dde5845aSJiri Kosina 346dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_USAGE_PAGE: 347dde5845aSJiri Kosina parser->global.usage_page = item_udata(item); 348dde5845aSJiri Kosina return 0; 349dde5845aSJiri Kosina 350dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM: 351dde5845aSJiri Kosina parser->global.logical_minimum = item_sdata(item); 352dde5845aSJiri Kosina return 0; 353dde5845aSJiri Kosina 354dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM: 355dde5845aSJiri Kosina if (parser->global.logical_minimum < 0) 356dde5845aSJiri Kosina parser->global.logical_maximum = item_sdata(item); 357dde5845aSJiri Kosina else 358dde5845aSJiri Kosina parser->global.logical_maximum = item_udata(item); 359dde5845aSJiri Kosina return 0; 360dde5845aSJiri Kosina 361dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM: 362dde5845aSJiri Kosina parser->global.physical_minimum = item_sdata(item); 363dde5845aSJiri Kosina return 0; 364dde5845aSJiri Kosina 365dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM: 366dde5845aSJiri Kosina if (parser->global.physical_minimum < 0) 367dde5845aSJiri Kosina parser->global.physical_maximum = item_sdata(item); 368dde5845aSJiri Kosina else 369dde5845aSJiri Kosina parser->global.physical_maximum = item_udata(item); 370dde5845aSJiri Kosina return 0; 371dde5845aSJiri Kosina 372dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT: 373ad0e669bSNikolai Kondrashov /* Many devices provide unit exponent as a two's complement 374ad0e669bSNikolai Kondrashov * nibble due to the common misunderstanding of HID 375ad0e669bSNikolai Kondrashov * specification 1.11, 6.2.2.7 Global Items. Attempt to handle 376ad0e669bSNikolai Kondrashov * both this and the standard encoding. */ 377ad0e669bSNikolai Kondrashov raw_value = item_sdata(item); 37877463838SBenjamin Tissoires if (!(raw_value & 0xfffffff0)) 37977463838SBenjamin Tissoires parser->global.unit_exponent = hid_snto32(raw_value, 4); 38077463838SBenjamin Tissoires else 38177463838SBenjamin Tissoires parser->global.unit_exponent = raw_value; 382dde5845aSJiri Kosina return 0; 383dde5845aSJiri Kosina 384dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_UNIT: 385dde5845aSJiri Kosina parser->global.unit = item_udata(item); 386dde5845aSJiri Kosina return 0; 387dde5845aSJiri Kosina 388dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_REPORT_SIZE: 389880d29f1SJiri Slaby parser->global.report_size = item_udata(item); 39023408f95SMarek Vasut if (parser->global.report_size > 128) { 3918c3d52fcSJiri Kosina hid_err(parser->device, "invalid report_size %d\n", 392880d29f1SJiri Slaby parser->global.report_size); 393dde5845aSJiri Kosina return -1; 394dde5845aSJiri Kosina } 395dde5845aSJiri Kosina return 0; 396dde5845aSJiri Kosina 397dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_REPORT_COUNT: 398880d29f1SJiri Slaby parser->global.report_count = item_udata(item); 399880d29f1SJiri Slaby if (parser->global.report_count > HID_MAX_USAGES) { 4008c3d52fcSJiri Kosina hid_err(parser->device, "invalid report_count %d\n", 401880d29f1SJiri Slaby parser->global.report_count); 402dde5845aSJiri Kosina return -1; 403dde5845aSJiri Kosina } 404dde5845aSJiri Kosina return 0; 405dde5845aSJiri Kosina 406dde5845aSJiri Kosina case HID_GLOBAL_ITEM_TAG_REPORT_ID: 407880d29f1SJiri Slaby parser->global.report_id = item_udata(item); 40843622021SKees Cook if (parser->global.report_id == 0 || 40943622021SKees Cook parser->global.report_id >= HID_MAX_IDS) { 41043622021SKees Cook hid_err(parser->device, "report_id %u is invalid\n", 41143622021SKees Cook parser->global.report_id); 412dde5845aSJiri Kosina return -1; 413dde5845aSJiri Kosina } 414dde5845aSJiri Kosina return 0; 415dde5845aSJiri Kosina 416dde5845aSJiri Kosina default: 4178c3d52fcSJiri Kosina hid_err(parser->device, "unknown global tag 0x%x\n", item->tag); 418dde5845aSJiri Kosina return -1; 419dde5845aSJiri Kosina } 420dde5845aSJiri Kosina } 421dde5845aSJiri Kosina 422dde5845aSJiri Kosina /* 423dde5845aSJiri Kosina * Process a local item. 424dde5845aSJiri Kosina */ 425dde5845aSJiri Kosina 426dde5845aSJiri Kosina static int hid_parser_local(struct hid_parser *parser, struct hid_item *item) 427dde5845aSJiri Kosina { 428dde5845aSJiri Kosina __u32 data; 429dde5845aSJiri Kosina unsigned n; 430dde5845aSJiri Kosina 431dde5845aSJiri Kosina data = item_udata(item); 432dde5845aSJiri Kosina 433dde5845aSJiri Kosina switch (item->tag) { 434dde5845aSJiri Kosina case HID_LOCAL_ITEM_TAG_DELIMITER: 435dde5845aSJiri Kosina 436dde5845aSJiri Kosina if (data) { 437dde5845aSJiri Kosina /* 438dde5845aSJiri Kosina * We treat items before the first delimiter 439dde5845aSJiri Kosina * as global to all usage sets (branch 0). 440dde5845aSJiri Kosina * In the moment we process only these global 441dde5845aSJiri Kosina * items and the first delimiter set. 442dde5845aSJiri Kosina */ 443dde5845aSJiri Kosina if (parser->local.delimiter_depth != 0) { 4448c3d52fcSJiri Kosina hid_err(parser->device, "nested delimiters\n"); 445dde5845aSJiri Kosina return -1; 446dde5845aSJiri Kosina } 447dde5845aSJiri Kosina parser->local.delimiter_depth++; 448dde5845aSJiri Kosina parser->local.delimiter_branch++; 449dde5845aSJiri Kosina } else { 450dde5845aSJiri Kosina if (parser->local.delimiter_depth < 1) { 4518c3d52fcSJiri Kosina hid_err(parser->device, "bogus close delimiter\n"); 452dde5845aSJiri Kosina return -1; 453dde5845aSJiri Kosina } 454dde5845aSJiri Kosina parser->local.delimiter_depth--; 455dde5845aSJiri Kosina } 45638ead6efSPaul Chavent return 0; 457dde5845aSJiri Kosina 458dde5845aSJiri Kosina case HID_LOCAL_ITEM_TAG_USAGE: 459dde5845aSJiri Kosina 460dde5845aSJiri Kosina if (parser->local.delimiter_branch > 1) { 46158037eb9SJiri Kosina dbg_hid("alternative usage ignored\n"); 462dde5845aSJiri Kosina return 0; 463dde5845aSJiri Kosina } 464dde5845aSJiri Kosina 465dde5845aSJiri Kosina if (item->size <= 2) 466dde5845aSJiri Kosina data = (parser->global.usage_page << 16) + data; 467dde5845aSJiri Kosina 468dde5845aSJiri Kosina return hid_add_usage(parser, data); 469dde5845aSJiri Kosina 470dde5845aSJiri Kosina case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM: 471dde5845aSJiri Kosina 472dde5845aSJiri Kosina if (parser->local.delimiter_branch > 1) { 47358037eb9SJiri Kosina dbg_hid("alternative usage ignored\n"); 474dde5845aSJiri Kosina return 0; 475dde5845aSJiri Kosina } 476dde5845aSJiri Kosina 477dde5845aSJiri Kosina if (item->size <= 2) 478dde5845aSJiri Kosina data = (parser->global.usage_page << 16) + data; 479dde5845aSJiri Kosina 480dde5845aSJiri Kosina parser->local.usage_minimum = data; 481dde5845aSJiri Kosina return 0; 482dde5845aSJiri Kosina 483dde5845aSJiri Kosina case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM: 484dde5845aSJiri Kosina 485dde5845aSJiri Kosina if (parser->local.delimiter_branch > 1) { 48658037eb9SJiri Kosina dbg_hid("alternative usage ignored\n"); 487dde5845aSJiri Kosina return 0; 488dde5845aSJiri Kosina } 489dde5845aSJiri Kosina 490dde5845aSJiri Kosina if (item->size <= 2) 491dde5845aSJiri Kosina data = (parser->global.usage_page << 16) + data; 492dde5845aSJiri Kosina 493dde5845aSJiri Kosina for (n = parser->local.usage_minimum; n <= data; n++) 494dde5845aSJiri Kosina if (hid_add_usage(parser, n)) { 49558037eb9SJiri Kosina dbg_hid("hid_add_usage failed\n"); 496dde5845aSJiri Kosina return -1; 497dde5845aSJiri Kosina } 498dde5845aSJiri Kosina return 0; 499dde5845aSJiri Kosina 500dde5845aSJiri Kosina default: 501dde5845aSJiri Kosina 50258037eb9SJiri Kosina dbg_hid("unknown local item tag 0x%x\n", item->tag); 503dde5845aSJiri Kosina return 0; 504dde5845aSJiri Kosina } 505dde5845aSJiri Kosina return 0; 506dde5845aSJiri Kosina } 507dde5845aSJiri Kosina 508dde5845aSJiri Kosina /* 509dde5845aSJiri Kosina * Process a main item. 510dde5845aSJiri Kosina */ 511dde5845aSJiri Kosina 512dde5845aSJiri Kosina static int hid_parser_main(struct hid_parser *parser, struct hid_item *item) 513dde5845aSJiri Kosina { 514dde5845aSJiri Kosina __u32 data; 515dde5845aSJiri Kosina int ret; 516dde5845aSJiri Kosina 517dde5845aSJiri Kosina data = item_udata(item); 518dde5845aSJiri Kosina 519dde5845aSJiri Kosina switch (item->tag) { 520dde5845aSJiri Kosina case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION: 521dde5845aSJiri Kosina ret = open_collection(parser, data & 0xff); 522dde5845aSJiri Kosina break; 523dde5845aSJiri Kosina case HID_MAIN_ITEM_TAG_END_COLLECTION: 524dde5845aSJiri Kosina ret = close_collection(parser); 525dde5845aSJiri Kosina break; 526dde5845aSJiri Kosina case HID_MAIN_ITEM_TAG_INPUT: 527dde5845aSJiri Kosina ret = hid_add_field(parser, HID_INPUT_REPORT, data); 528dde5845aSJiri Kosina break; 529dde5845aSJiri Kosina case HID_MAIN_ITEM_TAG_OUTPUT: 530dde5845aSJiri Kosina ret = hid_add_field(parser, HID_OUTPUT_REPORT, data); 531dde5845aSJiri Kosina break; 532dde5845aSJiri Kosina case HID_MAIN_ITEM_TAG_FEATURE: 533dde5845aSJiri Kosina ret = hid_add_field(parser, HID_FEATURE_REPORT, data); 534dde5845aSJiri Kosina break; 535dde5845aSJiri Kosina default: 5368c3d52fcSJiri Kosina hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag); 537dde5845aSJiri Kosina ret = 0; 538dde5845aSJiri Kosina } 539dde5845aSJiri Kosina 540dde5845aSJiri Kosina memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */ 541dde5845aSJiri Kosina 542dde5845aSJiri Kosina return ret; 543dde5845aSJiri Kosina } 544dde5845aSJiri Kosina 545dde5845aSJiri Kosina /* 546dde5845aSJiri Kosina * Process a reserved item. 547dde5845aSJiri Kosina */ 548dde5845aSJiri Kosina 549dde5845aSJiri Kosina static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item) 550dde5845aSJiri Kosina { 55158037eb9SJiri Kosina dbg_hid("reserved item type, tag 0x%x\n", item->tag); 552dde5845aSJiri Kosina return 0; 553dde5845aSJiri Kosina } 554dde5845aSJiri Kosina 555dde5845aSJiri Kosina /* 556dde5845aSJiri Kosina * Free a report and all registered fields. The field->usage and 557dde5845aSJiri Kosina * field->value table's are allocated behind the field, so we need 558dde5845aSJiri Kosina * only to free(field) itself. 559dde5845aSJiri Kosina */ 560dde5845aSJiri Kosina 561dde5845aSJiri Kosina static void hid_free_report(struct hid_report *report) 562dde5845aSJiri Kosina { 563dde5845aSJiri Kosina unsigned n; 564dde5845aSJiri Kosina 565dde5845aSJiri Kosina for (n = 0; n < report->maxfield; n++) 566dde5845aSJiri Kosina kfree(report->field[n]); 567dde5845aSJiri Kosina kfree(report); 568dde5845aSJiri Kosina } 569dde5845aSJiri Kosina 570dde5845aSJiri Kosina /* 571a7197c2eSHenrik Rydberg * Close report. This function returns the device 572a7197c2eSHenrik Rydberg * state to the point prior to hid_open_report(). 573dde5845aSJiri Kosina */ 574a7197c2eSHenrik Rydberg static void hid_close_report(struct hid_device *device) 575dde5845aSJiri Kosina { 576dde5845aSJiri Kosina unsigned i, j; 577dde5845aSJiri Kosina 578dde5845aSJiri Kosina for (i = 0; i < HID_REPORT_TYPES; i++) { 579dde5845aSJiri Kosina struct hid_report_enum *report_enum = device->report_enum + i; 580dde5845aSJiri Kosina 58143622021SKees Cook for (j = 0; j < HID_MAX_IDS; j++) { 582dde5845aSJiri Kosina struct hid_report *report = report_enum->report_id_hash[j]; 583dde5845aSJiri Kosina if (report) 584dde5845aSJiri Kosina hid_free_report(report); 585dde5845aSJiri Kosina } 586a7197c2eSHenrik Rydberg memset(report_enum, 0, sizeof(*report_enum)); 587a7197c2eSHenrik Rydberg INIT_LIST_HEAD(&report_enum->report_list); 588dde5845aSJiri Kosina } 589dde5845aSJiri Kosina 590dde5845aSJiri Kosina kfree(device->rdesc); 591a7197c2eSHenrik Rydberg device->rdesc = NULL; 592a7197c2eSHenrik Rydberg device->rsize = 0; 593a7197c2eSHenrik Rydberg 594767fe787SJiri Kosina kfree(device->collection); 595a7197c2eSHenrik Rydberg device->collection = NULL; 596a7197c2eSHenrik Rydberg device->collection_size = 0; 597a7197c2eSHenrik Rydberg device->maxcollection = 0; 598a7197c2eSHenrik Rydberg device->maxapplication = 0; 599a7197c2eSHenrik Rydberg 600a7197c2eSHenrik Rydberg device->status &= ~HID_STAT_PARSED; 601a7197c2eSHenrik Rydberg } 602a7197c2eSHenrik Rydberg 603a7197c2eSHenrik Rydberg /* 604a7197c2eSHenrik Rydberg * Free a device structure, all reports, and all fields. 605a7197c2eSHenrik Rydberg */ 606a7197c2eSHenrik Rydberg 607a7197c2eSHenrik Rydberg static void hid_device_release(struct device *dev) 608a7197c2eSHenrik Rydberg { 609a7197c2eSHenrik Rydberg struct hid_device *hid = container_of(dev, struct hid_device, dev); 610a7197c2eSHenrik Rydberg 611a7197c2eSHenrik Rydberg hid_close_report(hid); 612a7197c2eSHenrik Rydberg kfree(hid->dev_rdesc); 613a7197c2eSHenrik Rydberg kfree(hid); 614dde5845aSJiri Kosina } 615dde5845aSJiri Kosina 616dde5845aSJiri Kosina /* 617dde5845aSJiri Kosina * Fetch a report description item from the data stream. We support long 618dde5845aSJiri Kosina * items, though they are not used yet. 619dde5845aSJiri Kosina */ 620dde5845aSJiri Kosina 621dde5845aSJiri Kosina static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item) 622dde5845aSJiri Kosina { 623dde5845aSJiri Kosina u8 b; 624dde5845aSJiri Kosina 625dde5845aSJiri Kosina if ((end - start) <= 0) 626dde5845aSJiri Kosina return NULL; 627dde5845aSJiri Kosina 628dde5845aSJiri Kosina b = *start++; 629dde5845aSJiri Kosina 630dde5845aSJiri Kosina item->type = (b >> 2) & 3; 631dde5845aSJiri Kosina item->tag = (b >> 4) & 15; 632dde5845aSJiri Kosina 633dde5845aSJiri Kosina if (item->tag == HID_ITEM_TAG_LONG) { 634dde5845aSJiri Kosina 635dde5845aSJiri Kosina item->format = HID_ITEM_FORMAT_LONG; 636dde5845aSJiri Kosina 637dde5845aSJiri Kosina if ((end - start) < 2) 638dde5845aSJiri Kosina return NULL; 639dde5845aSJiri Kosina 640dde5845aSJiri Kosina item->size = *start++; 641dde5845aSJiri Kosina item->tag = *start++; 642dde5845aSJiri Kosina 643dde5845aSJiri Kosina if ((end - start) < item->size) 644dde5845aSJiri Kosina return NULL; 645dde5845aSJiri Kosina 646dde5845aSJiri Kosina item->data.longdata = start; 647dde5845aSJiri Kosina start += item->size; 648dde5845aSJiri Kosina return start; 649dde5845aSJiri Kosina } 650dde5845aSJiri Kosina 651dde5845aSJiri Kosina item->format = HID_ITEM_FORMAT_SHORT; 652dde5845aSJiri Kosina item->size = b & 3; 653dde5845aSJiri Kosina 654dde5845aSJiri Kosina switch (item->size) { 655dde5845aSJiri Kosina case 0: 656dde5845aSJiri Kosina return start; 657dde5845aSJiri Kosina 658dde5845aSJiri Kosina case 1: 659dde5845aSJiri Kosina if ((end - start) < 1) 660dde5845aSJiri Kosina return NULL; 661dde5845aSJiri Kosina item->data.u8 = *start++; 662dde5845aSJiri Kosina return start; 663dde5845aSJiri Kosina 664dde5845aSJiri Kosina case 2: 665dde5845aSJiri Kosina if ((end - start) < 2) 666dde5845aSJiri Kosina return NULL; 667c105068fSHarvey Harrison item->data.u16 = get_unaligned_le16(start); 668dde5845aSJiri Kosina start = (__u8 *)((__le16 *)start + 1); 669dde5845aSJiri Kosina return start; 670dde5845aSJiri Kosina 671dde5845aSJiri Kosina case 3: 672dde5845aSJiri Kosina item->size++; 673dde5845aSJiri Kosina if ((end - start) < 4) 674dde5845aSJiri Kosina return NULL; 675c105068fSHarvey Harrison item->data.u32 = get_unaligned_le32(start); 676dde5845aSJiri Kosina start = (__u8 *)((__le32 *)start + 1); 677dde5845aSJiri Kosina return start; 678dde5845aSJiri Kosina } 679dde5845aSJiri Kosina 680dde5845aSJiri Kosina return NULL; 681dde5845aSJiri Kosina } 682dde5845aSJiri Kosina 6833dc8fc08SBenjamin Tissoires static void hid_scan_input_usage(struct hid_parser *parser, u32 usage) 684734c6609SHenrik Rydberg { 6853dc8fc08SBenjamin Tissoires struct hid_device *hid = parser->device; 6863dc8fc08SBenjamin Tissoires 6874fa3a583SHenrik Rydberg if (usage == HID_DG_CONTACTID) 6884fa3a583SHenrik Rydberg hid->group = HID_GROUP_MULTITOUCH; 689734c6609SHenrik Rydberg } 690734c6609SHenrik Rydberg 691f961bd35SBenjamin Tissoires static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage) 692f961bd35SBenjamin Tissoires { 693f961bd35SBenjamin Tissoires if (usage == 0xff0000c5 && parser->global.report_count == 256 && 694f961bd35SBenjamin Tissoires parser->global.report_size == 8) 695f961bd35SBenjamin Tissoires parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8; 696f961bd35SBenjamin Tissoires } 697f961bd35SBenjamin Tissoires 6983dc8fc08SBenjamin Tissoires static void hid_scan_collection(struct hid_parser *parser, unsigned type) 6993dc8fc08SBenjamin Tissoires { 7003dc8fc08SBenjamin Tissoires struct hid_device *hid = parser->device; 7013dc8fc08SBenjamin Tissoires 7023dc8fc08SBenjamin Tissoires if (((parser->global.usage_page << 16) == HID_UP_SENSOR) && 7033dc8fc08SBenjamin Tissoires type == HID_COLLECTION_PHYSICAL) 7043dc8fc08SBenjamin Tissoires hid->group = HID_GROUP_SENSOR_HUB; 7053dc8fc08SBenjamin Tissoires } 7063dc8fc08SBenjamin Tissoires 7073dc8fc08SBenjamin Tissoires static int hid_scan_main(struct hid_parser *parser, struct hid_item *item) 7083dc8fc08SBenjamin Tissoires { 7093dc8fc08SBenjamin Tissoires __u32 data; 7103dc8fc08SBenjamin Tissoires int i; 7113dc8fc08SBenjamin Tissoires 7123dc8fc08SBenjamin Tissoires data = item_udata(item); 7133dc8fc08SBenjamin Tissoires 7143dc8fc08SBenjamin Tissoires switch (item->tag) { 7153dc8fc08SBenjamin Tissoires case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION: 7163dc8fc08SBenjamin Tissoires hid_scan_collection(parser, data & 0xff); 7173dc8fc08SBenjamin Tissoires break; 7183dc8fc08SBenjamin Tissoires case HID_MAIN_ITEM_TAG_END_COLLECTION: 7193dc8fc08SBenjamin Tissoires break; 7203dc8fc08SBenjamin Tissoires case HID_MAIN_ITEM_TAG_INPUT: 721e24d0d39SBenjamin Tissoires /* ignore constant inputs, they will be ignored by hid-input */ 722e24d0d39SBenjamin Tissoires if (data & HID_MAIN_ITEM_CONSTANT) 723e24d0d39SBenjamin Tissoires break; 7243dc8fc08SBenjamin Tissoires for (i = 0; i < parser->local.usage_index; i++) 7253dc8fc08SBenjamin Tissoires hid_scan_input_usage(parser, parser->local.usage[i]); 7263dc8fc08SBenjamin Tissoires break; 7273dc8fc08SBenjamin Tissoires case HID_MAIN_ITEM_TAG_OUTPUT: 7283dc8fc08SBenjamin Tissoires break; 7293dc8fc08SBenjamin Tissoires case HID_MAIN_ITEM_TAG_FEATURE: 730f961bd35SBenjamin Tissoires for (i = 0; i < parser->local.usage_index; i++) 731f961bd35SBenjamin Tissoires hid_scan_feature_usage(parser, parser->local.usage[i]); 7323dc8fc08SBenjamin Tissoires break; 7333dc8fc08SBenjamin Tissoires } 7343dc8fc08SBenjamin Tissoires 7353dc8fc08SBenjamin Tissoires /* Reset the local parser environment */ 7363dc8fc08SBenjamin Tissoires memset(&parser->local, 0, sizeof(parser->local)); 7373dc8fc08SBenjamin Tissoires 7383dc8fc08SBenjamin Tissoires return 0; 7393dc8fc08SBenjamin Tissoires } 7403dc8fc08SBenjamin Tissoires 741734c6609SHenrik Rydberg /* 742734c6609SHenrik Rydberg * Scan a report descriptor before the device is added to the bus. 743734c6609SHenrik Rydberg * Sets device groups and other properties that determine what driver 744734c6609SHenrik Rydberg * to load. 745734c6609SHenrik Rydberg */ 746734c6609SHenrik Rydberg static int hid_scan_report(struct hid_device *hid) 747734c6609SHenrik Rydberg { 7483dc8fc08SBenjamin Tissoires struct hid_parser *parser; 7493dc8fc08SBenjamin Tissoires struct hid_item item; 750734c6609SHenrik Rydberg __u8 *start = hid->dev_rdesc; 751734c6609SHenrik Rydberg __u8 *end = start + hid->dev_rsize; 7523dc8fc08SBenjamin Tissoires static int (*dispatch_type[])(struct hid_parser *parser, 7533dc8fc08SBenjamin Tissoires struct hid_item *item) = { 7543dc8fc08SBenjamin Tissoires hid_scan_main, 7553dc8fc08SBenjamin Tissoires hid_parser_global, 7563dc8fc08SBenjamin Tissoires hid_parser_local, 7573dc8fc08SBenjamin Tissoires hid_parser_reserved 7583dc8fc08SBenjamin Tissoires }; 759734c6609SHenrik Rydberg 7603dc8fc08SBenjamin Tissoires parser = vzalloc(sizeof(struct hid_parser)); 7613dc8fc08SBenjamin Tissoires if (!parser) 7623dc8fc08SBenjamin Tissoires return -ENOMEM; 7633dc8fc08SBenjamin Tissoires 7643dc8fc08SBenjamin Tissoires parser->device = hid; 765734c6609SHenrik Rydberg hid->group = HID_GROUP_GENERIC; 766734c6609SHenrik Rydberg 7673dc8fc08SBenjamin Tissoires /* 7683dc8fc08SBenjamin Tissoires * The parsing is simpler than the one in hid_open_report() as we should 7693dc8fc08SBenjamin Tissoires * be robust against hid errors. Those errors will be raised by 7703dc8fc08SBenjamin Tissoires * hid_open_report() anyway. 7713dc8fc08SBenjamin Tissoires */ 7723dc8fc08SBenjamin Tissoires while ((start = fetch_item(start, end, &item)) != NULL) 7733dc8fc08SBenjamin Tissoires dispatch_type[item.type](parser, &item); 7743dc8fc08SBenjamin Tissoires 775f961bd35SBenjamin Tissoires /* 776f961bd35SBenjamin Tissoires * Handle special flags set during scanning. 777f961bd35SBenjamin Tissoires */ 778f961bd35SBenjamin Tissoires if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) && 779f961bd35SBenjamin Tissoires (hid->group == HID_GROUP_MULTITOUCH)) 780f961bd35SBenjamin Tissoires hid->group = HID_GROUP_MULTITOUCH_WIN_8; 781f961bd35SBenjamin Tissoires 7823dc8fc08SBenjamin Tissoires vfree(parser); 783734c6609SHenrik Rydberg return 0; 784734c6609SHenrik Rydberg } 785734c6609SHenrik Rydberg 78685cdaf52SJiri Slaby /** 78785cdaf52SJiri Slaby * hid_parse_report - parse device report 78885cdaf52SJiri Slaby * 78985cdaf52SJiri Slaby * @device: hid device 79085cdaf52SJiri Slaby * @start: report start 79185cdaf52SJiri Slaby * @size: report size 79285cdaf52SJiri Slaby * 793a7197c2eSHenrik Rydberg * Allocate the device report as read by the bus driver. This function should 794a7197c2eSHenrik Rydberg * only be called from parse() in ll drivers. 795a7197c2eSHenrik Rydberg */ 796a7197c2eSHenrik Rydberg int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size) 797a7197c2eSHenrik Rydberg { 798a7197c2eSHenrik Rydberg hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL); 799a7197c2eSHenrik Rydberg if (!hid->dev_rdesc) 800a7197c2eSHenrik Rydberg return -ENOMEM; 801a7197c2eSHenrik Rydberg hid->dev_rsize = size; 802a7197c2eSHenrik Rydberg return 0; 803a7197c2eSHenrik Rydberg } 804a7197c2eSHenrik Rydberg EXPORT_SYMBOL_GPL(hid_parse_report); 805a7197c2eSHenrik Rydberg 806331415ffSKees Cook static const char * const hid_report_names[] = { 807331415ffSKees Cook "HID_INPUT_REPORT", 808331415ffSKees Cook "HID_OUTPUT_REPORT", 809331415ffSKees Cook "HID_FEATURE_REPORT", 810331415ffSKees Cook }; 811331415ffSKees Cook /** 812331415ffSKees Cook * hid_validate_values - validate existing device report's value indexes 813331415ffSKees Cook * 814331415ffSKees Cook * @device: hid device 815331415ffSKees Cook * @type: which report type to examine 816331415ffSKees Cook * @id: which report ID to examine (0 for first) 817331415ffSKees Cook * @field_index: which report field to examine 818331415ffSKees Cook * @report_counts: expected number of values 819331415ffSKees Cook * 820331415ffSKees Cook * Validate the number of values in a given field of a given report, after 821331415ffSKees Cook * parsing. 822331415ffSKees Cook */ 823331415ffSKees Cook struct hid_report *hid_validate_values(struct hid_device *hid, 824331415ffSKees Cook unsigned int type, unsigned int id, 825331415ffSKees Cook unsigned int field_index, 826331415ffSKees Cook unsigned int report_counts) 827331415ffSKees Cook { 828331415ffSKees Cook struct hid_report *report; 829331415ffSKees Cook 830331415ffSKees Cook if (type > HID_FEATURE_REPORT) { 831331415ffSKees Cook hid_err(hid, "invalid HID report type %u\n", type); 832331415ffSKees Cook return NULL; 833331415ffSKees Cook } 834331415ffSKees Cook 835331415ffSKees Cook if (id >= HID_MAX_IDS) { 836331415ffSKees Cook hid_err(hid, "invalid HID report id %u\n", id); 837331415ffSKees Cook return NULL; 838331415ffSKees Cook } 839331415ffSKees Cook 840331415ffSKees Cook /* 841331415ffSKees Cook * Explicitly not using hid_get_report() here since it depends on 842331415ffSKees Cook * ->numbered being checked, which may not always be the case when 843331415ffSKees Cook * drivers go to access report values. 844331415ffSKees Cook */ 845331415ffSKees Cook report = hid->report_enum[type].report_id_hash[id]; 846331415ffSKees Cook if (!report) { 847331415ffSKees Cook hid_err(hid, "missing %s %u\n", hid_report_names[type], id); 848331415ffSKees Cook return NULL; 849331415ffSKees Cook } 850331415ffSKees Cook if (report->maxfield <= field_index) { 851331415ffSKees Cook hid_err(hid, "not enough fields in %s %u\n", 852331415ffSKees Cook hid_report_names[type], id); 853331415ffSKees Cook return NULL; 854331415ffSKees Cook } 855331415ffSKees Cook if (report->field[field_index]->report_count < report_counts) { 856331415ffSKees Cook hid_err(hid, "not enough values in %s %u field %u\n", 857331415ffSKees Cook hid_report_names[type], id, field_index); 858331415ffSKees Cook return NULL; 859331415ffSKees Cook } 860331415ffSKees Cook return report; 861331415ffSKees Cook } 862331415ffSKees Cook EXPORT_SYMBOL_GPL(hid_validate_values); 863331415ffSKees Cook 864a7197c2eSHenrik Rydberg /** 865a7197c2eSHenrik Rydberg * hid_open_report - open a driver-specific device report 866a7197c2eSHenrik Rydberg * 867a7197c2eSHenrik Rydberg * @device: hid device 868a7197c2eSHenrik Rydberg * 869dde5845aSJiri Kosina * Parse a report description into a hid_device structure. Reports are 870dde5845aSJiri Kosina * enumerated, fields are attached to these reports. 87185cdaf52SJiri Slaby * 0 returned on success, otherwise nonzero error value. 872a7197c2eSHenrik Rydberg * 873a7197c2eSHenrik Rydberg * This function (or the equivalent hid_parse() macro) should only be 874a7197c2eSHenrik Rydberg * called from probe() in drivers, before starting the device. 875dde5845aSJiri Kosina */ 876a7197c2eSHenrik Rydberg int hid_open_report(struct hid_device *device) 877dde5845aSJiri Kosina { 878dde5845aSJiri Kosina struct hid_parser *parser; 879dde5845aSJiri Kosina struct hid_item item; 880a7197c2eSHenrik Rydberg unsigned int size; 881a7197c2eSHenrik Rydberg __u8 *start; 88286e6b77eSKevin Daughtridge __u8 *buf; 883dde5845aSJiri Kosina __u8 *end; 88485cdaf52SJiri Slaby int ret; 885dde5845aSJiri Kosina static int (*dispatch_type[])(struct hid_parser *parser, 886dde5845aSJiri Kosina struct hid_item *item) = { 887dde5845aSJiri Kosina hid_parser_main, 888dde5845aSJiri Kosina hid_parser_global, 889dde5845aSJiri Kosina hid_parser_local, 890dde5845aSJiri Kosina hid_parser_reserved 891dde5845aSJiri Kosina }; 892dde5845aSJiri Kosina 893a7197c2eSHenrik Rydberg if (WARN_ON(device->status & HID_STAT_PARSED)) 894a7197c2eSHenrik Rydberg return -EBUSY; 895a7197c2eSHenrik Rydberg 896a7197c2eSHenrik Rydberg start = device->dev_rdesc; 897a7197c2eSHenrik Rydberg if (WARN_ON(!start)) 898a7197c2eSHenrik Rydberg return -ENODEV; 899a7197c2eSHenrik Rydberg size = device->dev_rsize; 900a7197c2eSHenrik Rydberg 90186e6b77eSKevin Daughtridge buf = kmemdup(start, size, GFP_KERNEL); 90286e6b77eSKevin Daughtridge if (buf == NULL) 90385cdaf52SJiri Slaby return -ENOMEM; 90486e6b77eSKevin Daughtridge 90586e6b77eSKevin Daughtridge if (device->driver->report_fixup) 90686e6b77eSKevin Daughtridge start = device->driver->report_fixup(device, buf, &size); 90786e6b77eSKevin Daughtridge else 90886e6b77eSKevin Daughtridge start = buf; 90986e6b77eSKevin Daughtridge 91086e6b77eSKevin Daughtridge start = kmemdup(start, size, GFP_KERNEL); 91186e6b77eSKevin Daughtridge kfree(buf); 91286e6b77eSKevin Daughtridge if (start == NULL) 91386e6b77eSKevin Daughtridge return -ENOMEM; 91486e6b77eSKevin Daughtridge 91586e6b77eSKevin Daughtridge device->rdesc = start; 916dde5845aSJiri Kosina device->rsize = size; 917dde5845aSJiri Kosina 918fe258020SJoe Perches parser = vzalloc(sizeof(struct hid_parser)); 91985cdaf52SJiri Slaby if (!parser) { 92085cdaf52SJiri Slaby ret = -ENOMEM; 92185cdaf52SJiri Slaby goto err; 922dde5845aSJiri Kosina } 92385cdaf52SJiri Slaby 924dde5845aSJiri Kosina parser->device = device; 925dde5845aSJiri Kosina 926dde5845aSJiri Kosina end = start + size; 927a7197c2eSHenrik Rydberg 928a7197c2eSHenrik Rydberg device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS, 929a7197c2eSHenrik Rydberg sizeof(struct hid_collection), GFP_KERNEL); 930a7197c2eSHenrik Rydberg if (!device->collection) { 931a7197c2eSHenrik Rydberg ret = -ENOMEM; 932a7197c2eSHenrik Rydberg goto err; 933a7197c2eSHenrik Rydberg } 934a7197c2eSHenrik Rydberg device->collection_size = HID_DEFAULT_NUM_COLLECTIONS; 935a7197c2eSHenrik Rydberg 93685cdaf52SJiri Slaby ret = -EINVAL; 937dde5845aSJiri Kosina while ((start = fetch_item(start, end, &item)) != NULL) { 938dde5845aSJiri Kosina 939dde5845aSJiri Kosina if (item.format != HID_ITEM_FORMAT_SHORT) { 9408c3d52fcSJiri Kosina hid_err(device, "unexpected long global item\n"); 94185cdaf52SJiri Slaby goto err; 942dde5845aSJiri Kosina } 943dde5845aSJiri Kosina 944dde5845aSJiri Kosina if (dispatch_type[item.type](parser, &item)) { 9458c3d52fcSJiri Kosina hid_err(device, "item %u %u %u %u parsing failed\n", 9464291ee30SJoe Perches item.format, (unsigned)item.size, 9474291ee30SJoe Perches (unsigned)item.type, (unsigned)item.tag); 94885cdaf52SJiri Slaby goto err; 949dde5845aSJiri Kosina } 950dde5845aSJiri Kosina 951dde5845aSJiri Kosina if (start == end) { 952dde5845aSJiri Kosina if (parser->collection_stack_ptr) { 9538c3d52fcSJiri Kosina hid_err(device, "unbalanced collection at end of report description\n"); 95485cdaf52SJiri Slaby goto err; 955dde5845aSJiri Kosina } 956dde5845aSJiri Kosina if (parser->local.delimiter_depth) { 9578c3d52fcSJiri Kosina hid_err(device, "unbalanced delimiter at end of report description\n"); 95885cdaf52SJiri Slaby goto err; 959dde5845aSJiri Kosina } 96047a80edbSJiri Kosina vfree(parser); 961a7197c2eSHenrik Rydberg device->status |= HID_STAT_PARSED; 96285cdaf52SJiri Slaby return 0; 963dde5845aSJiri Kosina } 964dde5845aSJiri Kosina } 965dde5845aSJiri Kosina 9668c3d52fcSJiri Kosina hid_err(device, "item fetching failed at offset %d\n", (int)(end - start)); 96785cdaf52SJiri Slaby err: 96847a80edbSJiri Kosina vfree(parser); 969a7197c2eSHenrik Rydberg hid_close_report(device); 97085cdaf52SJiri Slaby return ret; 971dde5845aSJiri Kosina } 972a7197c2eSHenrik Rydberg EXPORT_SYMBOL_GPL(hid_open_report); 973dde5845aSJiri Kosina 974dde5845aSJiri Kosina /* 975dde5845aSJiri Kosina * Convert a signed n-bit integer to signed 32-bit integer. Common 976dde5845aSJiri Kosina * cases are done through the compiler, the screwed things has to be 977dde5845aSJiri Kosina * done by hand. 978dde5845aSJiri Kosina */ 979dde5845aSJiri Kosina 980dde5845aSJiri Kosina static s32 snto32(__u32 value, unsigned n) 981dde5845aSJiri Kosina { 982dde5845aSJiri Kosina switch (n) { 983dde5845aSJiri Kosina case 8: return ((__s8)value); 984dde5845aSJiri Kosina case 16: return ((__s16)value); 985dde5845aSJiri Kosina case 32: return ((__s32)value); 986dde5845aSJiri Kosina } 987dde5845aSJiri Kosina return value & (1 << (n - 1)) ? value | (-1 << n) : value; 988dde5845aSJiri Kosina } 989dde5845aSJiri Kosina 99077463838SBenjamin Tissoires s32 hid_snto32(__u32 value, unsigned n) 99177463838SBenjamin Tissoires { 99277463838SBenjamin Tissoires return snto32(value, n); 99377463838SBenjamin Tissoires } 99477463838SBenjamin Tissoires EXPORT_SYMBOL_GPL(hid_snto32); 99577463838SBenjamin Tissoires 996dde5845aSJiri Kosina /* 997dde5845aSJiri Kosina * Convert a signed 32-bit integer to a signed n-bit integer. 998dde5845aSJiri Kosina */ 999dde5845aSJiri Kosina 1000dde5845aSJiri Kosina static u32 s32ton(__s32 value, unsigned n) 1001dde5845aSJiri Kosina { 1002dde5845aSJiri Kosina s32 a = value >> (n - 1); 1003dde5845aSJiri Kosina if (a && a != -1) 1004dde5845aSJiri Kosina return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1; 1005dde5845aSJiri Kosina return value & ((1 << n) - 1); 1006dde5845aSJiri Kosina } 1007dde5845aSJiri Kosina 1008dde5845aSJiri Kosina /* 1009dde5845aSJiri Kosina * Extract/implement a data field from/to a little endian report (bit array). 1010dde5845aSJiri Kosina * 1011dde5845aSJiri Kosina * Code sort-of follows HID spec: 1012dde5845aSJiri Kosina * http://www.usb.org/developers/devclass_docs/HID1_11.pdf 1013dde5845aSJiri Kosina * 1014dde5845aSJiri Kosina * While the USB HID spec allows unlimited length bit fields in "report 1015dde5845aSJiri Kosina * descriptors", most devices never use more than 16 bits. 1016dde5845aSJiri Kosina * One model of UPS is claimed to report "LINEV" as a 32-bit field. 1017dde5845aSJiri Kosina * Search linux-kernel and linux-usb-devel archives for "hid-core extract". 1018dde5845aSJiri Kosina */ 1019dde5845aSJiri Kosina 102016ee4cc8SJoe Perches static __u32 extract(const struct hid_device *hid, __u8 *report, 10214291ee30SJoe Perches unsigned offset, unsigned n) 1022dde5845aSJiri Kosina { 1023dde5845aSJiri Kosina u64 x; 1024dde5845aSJiri Kosina 1025c4124c9bSJiri Kosina if (n > 32) 10264291ee30SJoe Perches hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n", 1027c4124c9bSJiri Kosina n, current->comm); 1028dde5845aSJiri Kosina 1029dde5845aSJiri Kosina report += offset >> 3; /* adjust byte index */ 1030dde5845aSJiri Kosina offset &= 7; /* now only need bit offset into one byte */ 1031c105068fSHarvey Harrison x = get_unaligned_le64(report); 1032dde5845aSJiri Kosina x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */ 1033dde5845aSJiri Kosina return (u32) x; 1034dde5845aSJiri Kosina } 1035dde5845aSJiri Kosina 1036dde5845aSJiri Kosina /* 1037dde5845aSJiri Kosina * "implement" : set bits in a little endian bit stream. 1038dde5845aSJiri Kosina * Same concepts as "extract" (see comments above). 1039dde5845aSJiri Kosina * The data mangled in the bit stream remains in little endian 1040dde5845aSJiri Kosina * order the whole time. It make more sense to talk about 1041dde5845aSJiri Kosina * endianness of register values by considering a register 1042dde5845aSJiri Kosina * a "cached" copy of the little endiad bit stream. 1043dde5845aSJiri Kosina */ 104416ee4cc8SJoe Perches static void implement(const struct hid_device *hid, __u8 *report, 10454291ee30SJoe Perches unsigned offset, unsigned n, __u32 value) 1046dde5845aSJiri Kosina { 10476f0168d2SHarvey Harrison u64 x; 1048dde5845aSJiri Kosina u64 m = (1ULL << n) - 1; 1049dde5845aSJiri Kosina 1050c4124c9bSJiri Kosina if (n > 32) 10514291ee30SJoe Perches hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n", 10524291ee30SJoe Perches __func__, n, current->comm); 1053dde5845aSJiri Kosina 1054c4124c9bSJiri Kosina if (value > m) 10554291ee30SJoe Perches hid_warn(hid, "%s() called with too large value %d! (%s)\n", 10564291ee30SJoe Perches __func__, value, current->comm); 1057dde5845aSJiri Kosina WARN_ON(value > m); 1058dde5845aSJiri Kosina value &= m; 1059dde5845aSJiri Kosina 1060dde5845aSJiri Kosina report += offset >> 3; 1061dde5845aSJiri Kosina offset &= 7; 1062dde5845aSJiri Kosina 10636f0168d2SHarvey Harrison x = get_unaligned_le64(report); 10646f0168d2SHarvey Harrison x &= ~(m << offset); 10656f0168d2SHarvey Harrison x |= ((u64)value) << offset; 10666f0168d2SHarvey Harrison put_unaligned_le64(x, report); 1067dde5845aSJiri Kosina } 1068dde5845aSJiri Kosina 1069dde5845aSJiri Kosina /* 1070dde5845aSJiri Kosina * Search an array for a value. 1071dde5845aSJiri Kosina */ 1072dde5845aSJiri Kosina 107316ee4cc8SJoe Perches static int search(__s32 *array, __s32 value, unsigned n) 1074dde5845aSJiri Kosina { 1075dde5845aSJiri Kosina while (n--) { 1076dde5845aSJiri Kosina if (*array++ == value) 1077dde5845aSJiri Kosina return 0; 1078dde5845aSJiri Kosina } 1079dde5845aSJiri Kosina return -1; 1080dde5845aSJiri Kosina } 1081dde5845aSJiri Kosina 108285cdaf52SJiri Slaby /** 108385cdaf52SJiri Slaby * hid_match_report - check if driver's raw_event should be called 108485cdaf52SJiri Slaby * 108585cdaf52SJiri Slaby * @hid: hid device 108685cdaf52SJiri Slaby * @report_type: type to match against 108785cdaf52SJiri Slaby * 108885cdaf52SJiri Slaby * compare hid->driver->report_table->report_type to report->type 108985cdaf52SJiri Slaby */ 109085cdaf52SJiri Slaby static int hid_match_report(struct hid_device *hid, struct hid_report *report) 1091dde5845aSJiri Kosina { 109285cdaf52SJiri Slaby const struct hid_report_id *id = hid->driver->report_table; 109385cdaf52SJiri Slaby 109485cdaf52SJiri Slaby if (!id) /* NULL means all */ 109585cdaf52SJiri Slaby return 1; 109685cdaf52SJiri Slaby 109785cdaf52SJiri Slaby for (; id->report_type != HID_TERMINATOR; id++) 109885cdaf52SJiri Slaby if (id->report_type == HID_ANY_ID || 109985cdaf52SJiri Slaby id->report_type == report->type) 110085cdaf52SJiri Slaby return 1; 110185cdaf52SJiri Slaby return 0; 110285cdaf52SJiri Slaby } 110385cdaf52SJiri Slaby 110485cdaf52SJiri Slaby /** 110585cdaf52SJiri Slaby * hid_match_usage - check if driver's event should be called 110685cdaf52SJiri Slaby * 110785cdaf52SJiri Slaby * @hid: hid device 110885cdaf52SJiri Slaby * @usage: usage to match against 110985cdaf52SJiri Slaby * 111085cdaf52SJiri Slaby * compare hid->driver->usage_table->usage_{type,code} to 111185cdaf52SJiri Slaby * usage->usage_{type,code} 111285cdaf52SJiri Slaby */ 111385cdaf52SJiri Slaby static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage) 111485cdaf52SJiri Slaby { 111585cdaf52SJiri Slaby const struct hid_usage_id *id = hid->driver->usage_table; 111685cdaf52SJiri Slaby 111785cdaf52SJiri Slaby if (!id) /* NULL means all */ 111885cdaf52SJiri Slaby return 1; 111985cdaf52SJiri Slaby 112085cdaf52SJiri Slaby for (; id->usage_type != HID_ANY_ID - 1; id++) 112185cdaf52SJiri Slaby if ((id->usage_hid == HID_ANY_ID || 112285cdaf52SJiri Slaby id->usage_hid == usage->hid) && 112385cdaf52SJiri Slaby (id->usage_type == HID_ANY_ID || 112485cdaf52SJiri Slaby id->usage_type == usage->type) && 112585cdaf52SJiri Slaby (id->usage_code == HID_ANY_ID || 112685cdaf52SJiri Slaby id->usage_code == usage->code)) 112785cdaf52SJiri Slaby return 1; 112885cdaf52SJiri Slaby return 0; 112985cdaf52SJiri Slaby } 113085cdaf52SJiri Slaby 113185cdaf52SJiri Slaby static void hid_process_event(struct hid_device *hid, struct hid_field *field, 113285cdaf52SJiri Slaby struct hid_usage *usage, __s32 value, int interrupt) 113385cdaf52SJiri Slaby { 113485cdaf52SJiri Slaby struct hid_driver *hdrv = hid->driver; 113585cdaf52SJiri Slaby int ret; 113685cdaf52SJiri Slaby 11379bfc8da0SHenrik Rydberg if (!list_empty(&hid->debug_list)) 1138cd667ce2SJiri Kosina hid_dump_input(hid, usage, value); 113985cdaf52SJiri Slaby 114085cdaf52SJiri Slaby if (hdrv && hdrv->event && hid_match_usage(hid, usage)) { 114185cdaf52SJiri Slaby ret = hdrv->event(hid, field, usage, value); 114285cdaf52SJiri Slaby if (ret != 0) { 114385cdaf52SJiri Slaby if (ret < 0) 11448c3d52fcSJiri Kosina hid_err(hid, "%s's event failed with %d\n", 114585cdaf52SJiri Slaby hdrv->name, ret); 114685cdaf52SJiri Slaby return; 114785cdaf52SJiri Slaby } 114885cdaf52SJiri Slaby } 114985cdaf52SJiri Slaby 1150dde5845aSJiri Kosina if (hid->claimed & HID_CLAIMED_INPUT) 1151dde5845aSJiri Kosina hidinput_hid_event(hid, field, usage, value); 1152aa938f79SJiri Kosina if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event) 1153aa938f79SJiri Kosina hid->hiddev_hid_event(hid, field, usage, value); 1154dde5845aSJiri Kosina } 1155dde5845aSJiri Kosina 1156dde5845aSJiri Kosina /* 1157dde5845aSJiri Kosina * Analyse a received field, and fetch the data from it. The field 1158dde5845aSJiri Kosina * content is stored for next report processing (we do differential 1159dde5845aSJiri Kosina * reporting to the layer). 1160dde5845aSJiri Kosina */ 1161dde5845aSJiri Kosina 1162abdff0f7SAdrian Bunk static void hid_input_field(struct hid_device *hid, struct hid_field *field, 1163abdff0f7SAdrian Bunk __u8 *data, int interrupt) 1164dde5845aSJiri Kosina { 1165dde5845aSJiri Kosina unsigned n; 1166dde5845aSJiri Kosina unsigned count = field->report_count; 1167dde5845aSJiri Kosina unsigned offset = field->report_offset; 1168dde5845aSJiri Kosina unsigned size = field->report_size; 1169dde5845aSJiri Kosina __s32 min = field->logical_minimum; 1170dde5845aSJiri Kosina __s32 max = field->logical_maximum; 1171dde5845aSJiri Kosina __s32 *value; 1172dde5845aSJiri Kosina 1173a3789a17SJoe Perches value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC); 1174a3789a17SJoe Perches if (!value) 1175dde5845aSJiri Kosina return; 1176dde5845aSJiri Kosina 1177dde5845aSJiri Kosina for (n = 0; n < count; n++) { 1178dde5845aSJiri Kosina 11794291ee30SJoe Perches value[n] = min < 0 ? 11804291ee30SJoe Perches snto32(extract(hid, data, offset + n * size, size), 11814291ee30SJoe Perches size) : 11824291ee30SJoe Perches extract(hid, data, offset + n * size, size); 1183dde5845aSJiri Kosina 11844291ee30SJoe Perches /* Ignore report if ErrorRollOver */ 11854291ee30SJoe Perches if (!(field->flags & HID_MAIN_ITEM_VARIABLE) && 11864291ee30SJoe Perches value[n] >= min && value[n] <= max && 11874291ee30SJoe Perches field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1) 1188dde5845aSJiri Kosina goto exit; 1189dde5845aSJiri Kosina } 1190dde5845aSJiri Kosina 1191dde5845aSJiri Kosina for (n = 0; n < count; n++) { 1192dde5845aSJiri Kosina 1193dde5845aSJiri Kosina if (HID_MAIN_ITEM_VARIABLE & field->flags) { 1194dde5845aSJiri Kosina hid_process_event(hid, field, &field->usage[n], value[n], interrupt); 1195dde5845aSJiri Kosina continue; 1196dde5845aSJiri Kosina } 1197dde5845aSJiri Kosina 1198dde5845aSJiri Kosina if (field->value[n] >= min && field->value[n] <= max 1199dde5845aSJiri Kosina && field->usage[field->value[n] - min].hid 1200dde5845aSJiri Kosina && search(value, field->value[n], count)) 1201dde5845aSJiri Kosina hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt); 1202dde5845aSJiri Kosina 1203dde5845aSJiri Kosina if (value[n] >= min && value[n] <= max 1204dde5845aSJiri Kosina && field->usage[value[n] - min].hid 1205dde5845aSJiri Kosina && search(field->value, value[n], count)) 1206dde5845aSJiri Kosina hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt); 1207dde5845aSJiri Kosina } 1208dde5845aSJiri Kosina 1209dde5845aSJiri Kosina memcpy(field->value, value, count * sizeof(__s32)); 1210dde5845aSJiri Kosina exit: 1211dde5845aSJiri Kosina kfree(value); 1212dde5845aSJiri Kosina } 1213dde5845aSJiri Kosina 1214dde5845aSJiri Kosina /* 1215dde5845aSJiri Kosina * Output the field into the report. 1216dde5845aSJiri Kosina */ 1217dde5845aSJiri Kosina 12184291ee30SJoe Perches static void hid_output_field(const struct hid_device *hid, 12194291ee30SJoe Perches struct hid_field *field, __u8 *data) 1220dde5845aSJiri Kosina { 1221dde5845aSJiri Kosina unsigned count = field->report_count; 1222dde5845aSJiri Kosina unsigned offset = field->report_offset; 1223dde5845aSJiri Kosina unsigned size = field->report_size; 1224dde5845aSJiri Kosina unsigned n; 1225dde5845aSJiri Kosina 1226dde5845aSJiri Kosina for (n = 0; n < count; n++) { 1227dde5845aSJiri Kosina if (field->logical_minimum < 0) /* signed values */ 12284291ee30SJoe Perches implement(hid, data, offset + n * size, size, 12294291ee30SJoe Perches s32ton(field->value[n], size)); 1230dde5845aSJiri Kosina else /* unsigned values */ 12314291ee30SJoe Perches implement(hid, data, offset + n * size, size, 12324291ee30SJoe Perches field->value[n]); 1233dde5845aSJiri Kosina } 1234dde5845aSJiri Kosina } 1235dde5845aSJiri Kosina 1236dde5845aSJiri Kosina /* 123727ce4050SJiri Kosina * Create a report. 'data' has to be allocated using 123827ce4050SJiri Kosina * hid_alloc_report_buf() so that it has proper size. 1239dde5845aSJiri Kosina */ 1240dde5845aSJiri Kosina 1241229695e5SJiri Kosina void hid_output_report(struct hid_report *report, __u8 *data) 1242dde5845aSJiri Kosina { 1243dde5845aSJiri Kosina unsigned n; 1244dde5845aSJiri Kosina 1245dde5845aSJiri Kosina if (report->id > 0) 1246dde5845aSJiri Kosina *data++ = report->id; 1247dde5845aSJiri Kosina 124875c28df8SPete Zaitcev memset(data, 0, ((report->size - 1) >> 3) + 1); 1249dde5845aSJiri Kosina for (n = 0; n < report->maxfield; n++) 12504291ee30SJoe Perches hid_output_field(report->device, report->field[n], data); 1251dde5845aSJiri Kosina } 1252229695e5SJiri Kosina EXPORT_SYMBOL_GPL(hid_output_report); 1253dde5845aSJiri Kosina 12544fa5a7f7SBenjamin Tissoires static int hid_report_len(struct hid_report *report) 12554fa5a7f7SBenjamin Tissoires { 12564fa5a7f7SBenjamin Tissoires return ((report->size - 1) >> 3) + 1 + (report->id > 0) + 7; 12574fa5a7f7SBenjamin Tissoires } 12584fa5a7f7SBenjamin Tissoires 1259dde5845aSJiri Kosina /* 126027ce4050SJiri Kosina * Allocator for buffer that is going to be passed to hid_output_report() 126127ce4050SJiri Kosina */ 126227ce4050SJiri Kosina u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags) 126327ce4050SJiri Kosina { 126427ce4050SJiri Kosina /* 126527ce4050SJiri Kosina * 7 extra bytes are necessary to achieve proper functionality 126627ce4050SJiri Kosina * of implement() working on 8 byte chunks 126727ce4050SJiri Kosina */ 126827ce4050SJiri Kosina 12694fa5a7f7SBenjamin Tissoires int len = hid_report_len(report); 127027ce4050SJiri Kosina 127127ce4050SJiri Kosina return kmalloc(len, flags); 127227ce4050SJiri Kosina } 127327ce4050SJiri Kosina EXPORT_SYMBOL_GPL(hid_alloc_report_buf); 127427ce4050SJiri Kosina 127527ce4050SJiri Kosina /* 1276dde5845aSJiri Kosina * Set a field value. The report this field belongs to has to be 1277dde5845aSJiri Kosina * created and transferred to the device, to set this value in the 1278dde5845aSJiri Kosina * device. 1279dde5845aSJiri Kosina */ 1280dde5845aSJiri Kosina 1281dde5845aSJiri Kosina int hid_set_field(struct hid_field *field, unsigned offset, __s32 value) 1282dde5845aSJiri Kosina { 1283be67b68dSKees Cook unsigned size; 1284be67b68dSKees Cook 1285be67b68dSKees Cook if (!field) 1286be67b68dSKees Cook return -1; 1287be67b68dSKees Cook 1288be67b68dSKees Cook size = field->report_size; 1289dde5845aSJiri Kosina 1290cd667ce2SJiri Kosina hid_dump_input(field->report->device, field->usage + offset, value); 1291dde5845aSJiri Kosina 1292dde5845aSJiri Kosina if (offset >= field->report_count) { 12938c3d52fcSJiri Kosina hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n", 12948c3d52fcSJiri Kosina offset, field->report_count); 1295dde5845aSJiri Kosina return -1; 1296dde5845aSJiri Kosina } 1297dde5845aSJiri Kosina if (field->logical_minimum < 0) { 1298dde5845aSJiri Kosina if (value != snto32(s32ton(value, size), size)) { 12998c3d52fcSJiri Kosina hid_err(field->report->device, "value %d is out of range\n", value); 1300dde5845aSJiri Kosina return -1; 1301dde5845aSJiri Kosina } 1302dde5845aSJiri Kosina } 1303dde5845aSJiri Kosina field->value[offset] = value; 1304dde5845aSJiri Kosina return 0; 1305dde5845aSJiri Kosina } 1306229695e5SJiri Kosina EXPORT_SYMBOL_GPL(hid_set_field); 1307dde5845aSJiri Kosina 130885cdaf52SJiri Slaby static struct hid_report *hid_get_report(struct hid_report_enum *report_enum, 130985cdaf52SJiri Slaby const u8 *data) 131085cdaf52SJiri Slaby { 131185cdaf52SJiri Slaby struct hid_report *report; 131285cdaf52SJiri Slaby unsigned int n = 0; /* Normally report number is 0 */ 131385cdaf52SJiri Slaby 131485cdaf52SJiri Slaby /* Device uses numbered reports, data[0] is report number */ 131585cdaf52SJiri Slaby if (report_enum->numbered) 131685cdaf52SJiri Slaby n = *data; 131785cdaf52SJiri Slaby 131885cdaf52SJiri Slaby report = report_enum->report_id_hash[n]; 131985cdaf52SJiri Slaby if (report == NULL) 132085cdaf52SJiri Slaby dbg_hid("undefined report_id %u received\n", n); 132185cdaf52SJiri Slaby 132285cdaf52SJiri Slaby return report; 132385cdaf52SJiri Slaby } 132485cdaf52SJiri Slaby 13254fa5a7f7SBenjamin Tissoires /* 13264fa5a7f7SBenjamin Tissoires * Implement a generic .request() callback, using .raw_request() 13274fa5a7f7SBenjamin Tissoires * DO NOT USE in hid drivers directly, but through hid_hw_request instead. 13284fa5a7f7SBenjamin Tissoires */ 13294fa5a7f7SBenjamin Tissoires void __hid_request(struct hid_device *hid, struct hid_report *report, 13304fa5a7f7SBenjamin Tissoires int reqtype) 13314fa5a7f7SBenjamin Tissoires { 13324fa5a7f7SBenjamin Tissoires char *buf; 13334fa5a7f7SBenjamin Tissoires int ret; 13344fa5a7f7SBenjamin Tissoires int len; 13354fa5a7f7SBenjamin Tissoires 13364fa5a7f7SBenjamin Tissoires buf = hid_alloc_report_buf(report, GFP_KERNEL); 13374fa5a7f7SBenjamin Tissoires if (!buf) 13384fa5a7f7SBenjamin Tissoires return; 13394fa5a7f7SBenjamin Tissoires 13404fa5a7f7SBenjamin Tissoires len = hid_report_len(report); 13414fa5a7f7SBenjamin Tissoires 13424fa5a7f7SBenjamin Tissoires if (reqtype == HID_REQ_SET_REPORT) 13434fa5a7f7SBenjamin Tissoires hid_output_report(report, buf); 13444fa5a7f7SBenjamin Tissoires 13454fa5a7f7SBenjamin Tissoires ret = hid->ll_driver->raw_request(hid, report->id, buf, len, 13464fa5a7f7SBenjamin Tissoires report->type, reqtype); 13474fa5a7f7SBenjamin Tissoires if (ret < 0) { 13484fa5a7f7SBenjamin Tissoires dbg_hid("unable to complete request: %d\n", ret); 13494fa5a7f7SBenjamin Tissoires goto out; 13504fa5a7f7SBenjamin Tissoires } 13514fa5a7f7SBenjamin Tissoires 13524fa5a7f7SBenjamin Tissoires if (reqtype == HID_REQ_GET_REPORT) 13534fa5a7f7SBenjamin Tissoires hid_input_report(hid, report->type, buf, ret, 0); 13544fa5a7f7SBenjamin Tissoires 13554fa5a7f7SBenjamin Tissoires out: 13564fa5a7f7SBenjamin Tissoires kfree(buf); 13574fa5a7f7SBenjamin Tissoires } 13584fa5a7f7SBenjamin Tissoires EXPORT_SYMBOL_GPL(__hid_request); 13594fa5a7f7SBenjamin Tissoires 1360b6787242SJiri Kosina int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, 136185cdaf52SJiri Slaby int interrupt) 1362aa8de2f0SJiri Kosina { 1363aa8de2f0SJiri Kosina struct hid_report_enum *report_enum = hid->report_enum + type; 1364aa8de2f0SJiri Kosina struct hid_report *report; 13656d85d037SBenjamin Tissoires struct hid_driver *hdrv; 136685cdaf52SJiri Slaby unsigned int a; 136785cdaf52SJiri Slaby int rsize, csize = size; 136885cdaf52SJiri Slaby u8 *cdata = data; 1369b6787242SJiri Kosina int ret = 0; 1370aa8de2f0SJiri Kosina 137185cdaf52SJiri Slaby report = hid_get_report(report_enum, data); 137285cdaf52SJiri Slaby if (!report) 1373b6787242SJiri Kosina goto out; 1374aa8de2f0SJiri Kosina 137585cdaf52SJiri Slaby if (report_enum->numbered) { 137685cdaf52SJiri Slaby cdata++; 137785cdaf52SJiri Slaby csize--; 1378aa8de2f0SJiri Kosina } 1379aa8de2f0SJiri Kosina 1380aa8de2f0SJiri Kosina rsize = ((report->size - 1) >> 3) + 1; 1381aa8de2f0SJiri Kosina 1382966922f2SArmando Visconti if (rsize > HID_MAX_BUFFER_SIZE) 1383966922f2SArmando Visconti rsize = HID_MAX_BUFFER_SIZE; 1384966922f2SArmando Visconti 138585cdaf52SJiri Slaby if (csize < rsize) { 138685cdaf52SJiri Slaby dbg_hid("report %d is too short, (%d < %d)\n", report->id, 138785cdaf52SJiri Slaby csize, rsize); 138885cdaf52SJiri Slaby memset(cdata + csize, 0, rsize - csize); 1389aa8de2f0SJiri Kosina } 1390aa8de2f0SJiri Kosina 1391aa8de2f0SJiri Kosina if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event) 1392aa8de2f0SJiri Kosina hid->hiddev_report_event(hid, report); 1393b6787242SJiri Kosina if (hid->claimed & HID_CLAIMED_HIDRAW) { 1394b6787242SJiri Kosina ret = hidraw_report_event(hid, data, size); 1395b6787242SJiri Kosina if (ret) 1396b6787242SJiri Kosina goto out; 1397b6787242SJiri Kosina } 1398aa8de2f0SJiri Kosina 1399cc6b54aaSBenjamin Tissoires if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) { 140085cdaf52SJiri Slaby for (a = 0; a < report->maxfield; a++) 140185cdaf52SJiri Slaby hid_input_field(hid, report->field[a], cdata, interrupt); 14026d85d037SBenjamin Tissoires hdrv = hid->driver; 14036d85d037SBenjamin Tissoires if (hdrv && hdrv->report) 14046d85d037SBenjamin Tissoires hdrv->report(hid, report); 1405b94e3c94SMatthieu CASTET } 1406aa8de2f0SJiri Kosina 1407aa8de2f0SJiri Kosina if (hid->claimed & HID_CLAIMED_INPUT) 1408aa8de2f0SJiri Kosina hidinput_report_event(hid, report); 1409b6787242SJiri Kosina out: 1410b6787242SJiri Kosina return ret; 141185cdaf52SJiri Slaby } 141285cdaf52SJiri Slaby EXPORT_SYMBOL_GPL(hid_report_raw_event); 141385cdaf52SJiri Slaby 141485cdaf52SJiri Slaby /** 141585cdaf52SJiri Slaby * hid_input_report - report data from lower layer (usb, bt...) 141685cdaf52SJiri Slaby * 141785cdaf52SJiri Slaby * @hid: hid device 141885cdaf52SJiri Slaby * @type: HID report type (HID_*_REPORT) 141985cdaf52SJiri Slaby * @data: report contents 142085cdaf52SJiri Slaby * @size: size of data parameter 1421ff9b00a2SJiri Kosina * @interrupt: distinguish between interrupt and control transfers 142285cdaf52SJiri Slaby * 142385cdaf52SJiri Slaby * This is data entry for lower layers. 142485cdaf52SJiri Slaby */ 142585cdaf52SJiri Slaby int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt) 142685cdaf52SJiri Slaby { 142776c317d6SJulia Lawall struct hid_report_enum *report_enum; 142876c317d6SJulia Lawall struct hid_driver *hdrv; 142985cdaf52SJiri Slaby struct hid_report *report; 143045dc1ac7SJiri Kosina int ret = 0; 143185cdaf52SJiri Slaby 14324ea54542SDavid Herrmann if (!hid) 143385cdaf52SJiri Slaby return -ENODEV; 14344ea54542SDavid Herrmann 1435c849a614SAndrew de los Reyes if (down_trylock(&hid->driver_input_lock)) 14364ea54542SDavid Herrmann return -EBUSY; 14374ea54542SDavid Herrmann 14384ea54542SDavid Herrmann if (!hid->driver) { 14394ea54542SDavid Herrmann ret = -ENODEV; 14404ea54542SDavid Herrmann goto unlock; 14414ea54542SDavid Herrmann } 144276c317d6SJulia Lawall report_enum = hid->report_enum + type; 144376c317d6SJulia Lawall hdrv = hid->driver; 144485cdaf52SJiri Slaby 144585cdaf52SJiri Slaby if (!size) { 144685cdaf52SJiri Slaby dbg_hid("empty report\n"); 14474ea54542SDavid Herrmann ret = -1; 14484ea54542SDavid Herrmann goto unlock; 144985cdaf52SJiri Slaby } 145085cdaf52SJiri Slaby 1451b94e3c94SMatthieu CASTET /* Avoid unnecessary overhead if debugfs is disabled */ 1452a5f04b9dSBenjamin Tissoires if (!list_empty(&hid->debug_list)) 1453a5f04b9dSBenjamin Tissoires hid_dump_report(hid, type, data, size); 1454b94e3c94SMatthieu CASTET 1455f77e347bSJiri Kosina report = hid_get_report(report_enum, data); 1456f77e347bSJiri Kosina 14574ea54542SDavid Herrmann if (!report) { 14584ea54542SDavid Herrmann ret = -1; 14594ea54542SDavid Herrmann goto unlock; 14604ea54542SDavid Herrmann } 1461f77e347bSJiri Kosina 146285cdaf52SJiri Slaby if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) { 146385cdaf52SJiri Slaby ret = hdrv->raw_event(hid, report, data, size); 1464556483e2SFelix Rueegg if (ret < 0) 14654ea54542SDavid Herrmann goto unlock; 14664ea54542SDavid Herrmann } 146785cdaf52SJiri Slaby 1468b6787242SJiri Kosina ret = hid_report_raw_event(hid, type, data, size, interrupt); 1469aa8de2f0SJiri Kosina 14704ea54542SDavid Herrmann unlock: 1471c849a614SAndrew de los Reyes up(&hid->driver_input_lock); 147245dc1ac7SJiri Kosina return ret; 1473aa8de2f0SJiri Kosina } 1474aa8de2f0SJiri Kosina EXPORT_SYMBOL_GPL(hid_input_report); 1475aa8de2f0SJiri Kosina 14760f37cd03SJiri Kosina static bool hid_match_one_id(struct hid_device *hdev, 14770f37cd03SJiri Kosina const struct hid_device_id *id) 14780f37cd03SJiri Kosina { 14797431fb76SHenrik Rydberg return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) && 14804d53b801SHenrik Rydberg (id->group == HID_GROUP_ANY || id->group == hdev->group) && 14810f37cd03SJiri Kosina (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) && 14820f37cd03SJiri Kosina (id->product == HID_ANY_ID || id->product == hdev->product); 14830f37cd03SJiri Kosina } 14840f37cd03SJiri Kosina 1485bbc21cfdSJeremy Fitzhardinge const struct hid_device_id *hid_match_id(struct hid_device *hdev, 14860f37cd03SJiri Kosina const struct hid_device_id *id) 14870f37cd03SJiri Kosina { 14880f37cd03SJiri Kosina for (; id->bus; id++) 14890f37cd03SJiri Kosina if (hid_match_one_id(hdev, id)) 14900f37cd03SJiri Kosina return id; 14910f37cd03SJiri Kosina 14920f37cd03SJiri Kosina return NULL; 14930f37cd03SJiri Kosina } 14940f37cd03SJiri Kosina 14950f37cd03SJiri Kosina static const struct hid_device_id hid_hiddev_list[] = { 1496c0bd6a42SRichard Hughes { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) }, 1497c0bd6a42SRichard Hughes { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) }, 14980f37cd03SJiri Kosina { } 14990f37cd03SJiri Kosina }; 15000f37cd03SJiri Kosina 15010f37cd03SJiri Kosina static bool hid_hiddev(struct hid_device *hdev) 15020f37cd03SJiri Kosina { 15030f37cd03SJiri Kosina return !!hid_match_id(hdev, hid_hiddev_list); 15040f37cd03SJiri Kosina } 15050f37cd03SJiri Kosina 15066d3bfb74SAlan Ott 15076d3bfb74SAlan Ott static ssize_t 15086d3bfb74SAlan Ott read_report_descriptor(struct file *filp, struct kobject *kobj, 15096d3bfb74SAlan Ott struct bin_attribute *attr, 15106d3bfb74SAlan Ott char *buf, loff_t off, size_t count) 15116d3bfb74SAlan Ott { 15126d3bfb74SAlan Ott struct device *dev = container_of(kobj, struct device, kobj); 15136d3bfb74SAlan Ott struct hid_device *hdev = container_of(dev, struct hid_device, dev); 15146d3bfb74SAlan Ott 15156d3bfb74SAlan Ott if (off >= hdev->rsize) 15166d3bfb74SAlan Ott return 0; 15176d3bfb74SAlan Ott 15186d3bfb74SAlan Ott if (off + count > hdev->rsize) 15196d3bfb74SAlan Ott count = hdev->rsize - off; 15206d3bfb74SAlan Ott 15216d3bfb74SAlan Ott memcpy(buf, hdev->rdesc + off, count); 15226d3bfb74SAlan Ott 15236d3bfb74SAlan Ott return count; 15246d3bfb74SAlan Ott } 15256d3bfb74SAlan Ott 15266d3bfb74SAlan Ott static struct bin_attribute dev_bin_attr_report_desc = { 15276d3bfb74SAlan Ott .attr = { .name = "report_descriptor", .mode = 0444 }, 15286d3bfb74SAlan Ott .read = read_report_descriptor, 15296d3bfb74SAlan Ott .size = HID_MAX_DESCRIPTOR_SIZE, 15306d3bfb74SAlan Ott }; 15316d3bfb74SAlan Ott 153293c10132SJiri Slaby int hid_connect(struct hid_device *hdev, unsigned int connect_mask) 153393c10132SJiri Slaby { 153493c10132SJiri Slaby static const char *types[] = { "Device", "Pointer", "Mouse", "Device", 153593c10132SJiri Slaby "Joystick", "Gamepad", "Keyboard", "Keypad", 153693c10132SJiri Slaby "Multi-Axis Controller" 153793c10132SJiri Slaby }; 153893c10132SJiri Slaby const char *type, *bus; 153993c10132SJiri Slaby char buf[64]; 154093c10132SJiri Slaby unsigned int i; 154193c10132SJiri Slaby int len; 15426d3bfb74SAlan Ott int ret; 154393c10132SJiri Slaby 1544b5e5a37eSBastien Nocera if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE) 1545b5e5a37eSBastien Nocera connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV); 15463a343ee4SDaniel Mack if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE) 15473a343ee4SDaniel Mack connect_mask |= HID_CONNECT_HIDINPUT_FORCE; 154893c10132SJiri Slaby if (hdev->bus != BUS_USB) 154993c10132SJiri Slaby connect_mask &= ~HID_CONNECT_HIDDEV; 15500f37cd03SJiri Kosina if (hid_hiddev(hdev)) 15510f37cd03SJiri Kosina connect_mask |= HID_CONNECT_HIDDEV_FORCE; 155293c10132SJiri Slaby 155393c10132SJiri Slaby if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev, 155493c10132SJiri Slaby connect_mask & HID_CONNECT_HIDINPUT_FORCE)) 155593c10132SJiri Slaby hdev->claimed |= HID_CLAIMED_INPUT; 1556b77c3920SBenjamin Tissoires 155793c10132SJiri Slaby if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect && 155893c10132SJiri Slaby !hdev->hiddev_connect(hdev, 155993c10132SJiri Slaby connect_mask & HID_CONNECT_HIDDEV_FORCE)) 156093c10132SJiri Slaby hdev->claimed |= HID_CLAIMED_HIDDEV; 156193c10132SJiri Slaby if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev)) 156293c10132SJiri Slaby hdev->claimed |= HID_CLAIMED_HIDRAW; 156393c10132SJiri Slaby 15644bc19f62SDavid Herrmann /* Drivers with the ->raw_event callback set are not required to connect 15654bc19f62SDavid Herrmann * to any other listener. */ 15664bc19f62SDavid Herrmann if (!hdev->claimed && !hdev->driver->raw_event) { 15674bc19f62SDavid Herrmann hid_err(hdev, "device has no listeners, quitting\n"); 156893c10132SJiri Slaby return -ENODEV; 156993c10132SJiri Slaby } 157093c10132SJiri Slaby 157193c10132SJiri Slaby if ((hdev->claimed & HID_CLAIMED_INPUT) && 157293c10132SJiri Slaby (connect_mask & HID_CONNECT_FF) && hdev->ff_init) 157393c10132SJiri Slaby hdev->ff_init(hdev); 157493c10132SJiri Slaby 157593c10132SJiri Slaby len = 0; 157693c10132SJiri Slaby if (hdev->claimed & HID_CLAIMED_INPUT) 157793c10132SJiri Slaby len += sprintf(buf + len, "input"); 157893c10132SJiri Slaby if (hdev->claimed & HID_CLAIMED_HIDDEV) 157993c10132SJiri Slaby len += sprintf(buf + len, "%shiddev%d", len ? "," : "", 158093c10132SJiri Slaby hdev->minor); 158193c10132SJiri Slaby if (hdev->claimed & HID_CLAIMED_HIDRAW) 158293c10132SJiri Slaby len += sprintf(buf + len, "%shidraw%d", len ? "," : "", 158393c10132SJiri Slaby ((struct hidraw *)hdev->hidraw)->minor); 158493c10132SJiri Slaby 158593c10132SJiri Slaby type = "Device"; 158693c10132SJiri Slaby for (i = 0; i < hdev->maxcollection; i++) { 158793c10132SJiri Slaby struct hid_collection *col = &hdev->collection[i]; 158893c10132SJiri Slaby if (col->type == HID_COLLECTION_APPLICATION && 158993c10132SJiri Slaby (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK && 159093c10132SJiri Slaby (col->usage & 0xffff) < ARRAY_SIZE(types)) { 159193c10132SJiri Slaby type = types[col->usage & 0xffff]; 159293c10132SJiri Slaby break; 159393c10132SJiri Slaby } 159493c10132SJiri Slaby } 159593c10132SJiri Slaby 159693c10132SJiri Slaby switch (hdev->bus) { 159793c10132SJiri Slaby case BUS_USB: 159893c10132SJiri Slaby bus = "USB"; 159993c10132SJiri Slaby break; 160093c10132SJiri Slaby case BUS_BLUETOOTH: 160193c10132SJiri Slaby bus = "BLUETOOTH"; 160293c10132SJiri Slaby break; 160393c10132SJiri Slaby default: 160493c10132SJiri Slaby bus = "<UNKNOWN>"; 160593c10132SJiri Slaby } 160693c10132SJiri Slaby 16076d3bfb74SAlan Ott ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc); 16086d3bfb74SAlan Ott if (ret) 16096d3bfb74SAlan Ott hid_warn(hdev, 16106d3bfb74SAlan Ott "can't create sysfs report descriptor attribute err: %d\n", ret); 16116d3bfb74SAlan Ott 16124291ee30SJoe Perches hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n", 161393c10132SJiri Slaby buf, bus, hdev->version >> 8, hdev->version & 0xff, 161493c10132SJiri Slaby type, hdev->name, hdev->phys); 161593c10132SJiri Slaby 161693c10132SJiri Slaby return 0; 161793c10132SJiri Slaby } 161893c10132SJiri Slaby EXPORT_SYMBOL_GPL(hid_connect); 161993c10132SJiri Slaby 1620c4c259bcSJiri Kosina void hid_disconnect(struct hid_device *hdev) 1621c4c259bcSJiri Kosina { 16226d3bfb74SAlan Ott device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc); 1623c4c259bcSJiri Kosina if (hdev->claimed & HID_CLAIMED_INPUT) 1624c4c259bcSJiri Kosina hidinput_disconnect(hdev); 1625c4c259bcSJiri Kosina if (hdev->claimed & HID_CLAIMED_HIDDEV) 1626c4c259bcSJiri Kosina hdev->hiddev_disconnect(hdev); 1627c4c259bcSJiri Kosina if (hdev->claimed & HID_CLAIMED_HIDRAW) 1628c4c259bcSJiri Kosina hidraw_disconnect(hdev); 1629c4c259bcSJiri Kosina } 1630c4c259bcSJiri Kosina EXPORT_SYMBOL_GPL(hid_disconnect); 1631c4c259bcSJiri Kosina 163200315e4fSJiri Kosina /* 163300315e4fSJiri Kosina * A list of devices for which there is a specialized driver on HID bus. 163400315e4fSJiri Kosina * 163500315e4fSJiri Kosina * Please note that for multitouch devices (driven by hid-multitouch driver), 163600315e4fSJiri Kosina * there is a proper autodetection and autoloading in place (based on presence 163700315e4fSJiri Kosina * of HID_DG_CONTACTID), so those devices don't need to be added to this list, 163800315e4fSJiri Kosina * as we are doing the right thing in hid_scan_usage(). 163983499b52SAlexander Holler * 164083499b52SAlexander Holler * Autodetection for (USB) HID sensor hubs exists too. If a collection of type 164183499b52SAlexander Holler * physical is found inside a usage page of type sensor, hid-sensor-hub will be 164283499b52SAlexander Holler * used as a driver. See hid_scan_report(). 164300315e4fSJiri Kosina */ 1644ce06b9d6SDmitry Torokhov static const struct hid_device_id hid_have_special_driver[] = { 164514a21cd4SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) }, 164614a21cd4SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) }, 1647b7e1b203SLech Perczak { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) }, 1648c0dbcc33SSergei Kolzun { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) }, 1649e17f5d76STristan Rice { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) }, 16508c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) }, 1651128537ceSMichael Poole { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) }, 1652a462230eSChase Douglas { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) }, 16538c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) }, 16548c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) }, 16558c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) }, 16568c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) }, 16578c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) }, 16588c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) }, 16598c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) }, 16608c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) }, 16618c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) }, 16628c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) }, 16638c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) }, 1664fef3f571SRyan Finnie { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) }, 1665fef3f571SRyan Finnie { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) }, 1666fef3f571SRyan Finnie { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) }, 16678c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) }, 16688c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) }, 16698c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) }, 16708c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) }, 16718c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) }, 16728c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) }, 16739a4a5574SBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) }, 16749a4a5574SBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) }, 16759a4a5574SBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) }, 16769a4a5574SBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) }, 16779a4a5574SBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) }, 1678ee8a1a0aSJan Scholz { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) }, 1679ee8a1a0aSJan Scholz { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) }, 1680ee8a1a0aSJan Scholz { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) }, 16818c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) }, 16828c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) }, 16838c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) }, 16848c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) }, 16858c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) }, 16868c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) }, 1687a96d6ef3SHenrik Rydberg { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) }, 1688a96d6ef3SHenrik Rydberg { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) }, 1689a96d6ef3SHenrik Rydberg { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) }, 169099b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) }, 169199b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) }, 169299b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) }, 169399b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) }, 169499b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) }, 169599b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) }, 169647340bd9SAndy Botting { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) }, 169747340bd9SAndy Botting { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) }, 169847340bd9SAndy Botting { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) }, 1699213f9da8SGökçen Eraslan { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) }, 1700213f9da8SGökçen Eraslan { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) }, 1701213f9da8SGökçen Eraslan { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) }, 17024a4c8799SDan Bastone { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) }, 17034a4c8799SDan Bastone { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) }, 17044a4c8799SDan Bastone { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) }, 1705f6f554f0SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) }, 1706f6f554f0SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) }, 1707f6f554f0SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) }, 1708d762cc29SNobuhiro Iwamatsu { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) }, 1709d762cc29SNobuhiro Iwamatsu { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) }, 1710d762cc29SNobuhiro Iwamatsu { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) }, 1711b2e6ad7dSRyan Bourgeois { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) }, 1712b2e6ad7dSRyan Bourgeois { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) }, 1713b2e6ad7dSRyan Bourgeois { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) }, 17148d80da90SDirk Hohndel { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) }, 17158d80da90SDirk Hohndel { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) }, 17168d80da90SDirk Hohndel { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) }, 17179d9a04eeSDmitry Torokhov { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) }, 17189d9a04eeSDmitry Torokhov { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) }, 17199d9a04eeSDmitry Torokhov { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) }, 172023aeb61eSChristian Schuerer-Waldheim { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) }, 172123aeb61eSChristian Schuerer-Waldheim { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) }, 172223aeb61eSChristian Schuerer-Waldheim { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) }, 1723f9af7b9eSBen Hutchings { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) }, 1724ad734bc1SAndreas Krist { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) }, 1725bd4a7ce1SHuei-Horng Yo { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) }, 17268c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) }, 17278c19a515SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) }, 1728212da74dSJosenivaldo Benito Junior { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) }, 1729b5635b12SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) }, 1730bf280628SWayne Thomas { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) }, 1731c3dc66deSJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) }, 17323b239cd7SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) }, 17331ce31b25SRaphaël Doursenaud { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) }, 1734fcfacfd3SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) }, 1735b9e4b1e0SDennis Kügler { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) }, 17363596bb92SKeng-Yu Lin { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) }, 17372d8767bbSCyrus Lien { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) }, 17383a370ca1SDon Prince { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) }, 1739e932d817SDavid Barksdale { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) }, 17400f221320SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) }, 17410f221320SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) }, 1742e8d0eab4SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) }, 174376c9d8feSLionel Vaux { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) }, 17440f221320SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) }, 17453f866fbdSRichard Walmsley { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) }, 1746e05eefb9SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) }, 174764b386eaSRichard Nauber { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) }, 1748d23efc19SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) }, 1749d23efc19SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) }, 175004561c5aSIgnaz Forster { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) }, 17511f243e30SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) }, 17525181e594SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) }, 1753578f3a35SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) }, 17545181e594SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) }, 175542859e0bSLukasz Lubojanski { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) }, 1756949f8fefSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) }, 17571e093206SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) }, 1758c2fd1a4eSCory Maccarrone { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) }, 1759d946e65eSAnssi Hannula { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) }, 1760ff9bf5a2STom Harwood { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) }, 176140d3597fSJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) }, 176240d3597fSJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) }, 1763274be3ebSKharlamov Alexey { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) }, 1764f1a4914bSAnders F. U. Kiær { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) }, 17657da7cbbbSAnders F. U. Kiær { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) }, 176668e353feSMartin Rusko { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_580) }, 1767aaca9cc0SMichael Karcher { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) }, 17684ddfe028SBastien Nocera { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) }, 1769fdf93aa3SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) }, 1770177900e8SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) }, 17713685c18eSBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) }, 17724a2c94c9SBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) }, 17730adb9c2cSBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) }, 177479422741SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) }, 177522ca20b2SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) }, 177622ca20b2SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) }, 177722ca20b2SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) }, 1778b5635b12SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) }, 177975b07022SChris Schlund { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) }, 1780aad932e7SAndres Freund #if IS_ENABLED(CONFIG_HID_LENOVO_TPKBD) 1781c1dcad2dSBernhard Seibold { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, 1782aad932e7SAndres Freund #endif 17835f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) }, 17845f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) }, 17855f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) }, 17865f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) }, 17875844c1cdSDavid Dillow { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) }, 17885f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) }, 17895f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) }, 17905f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) }, 17915f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) }, 17925f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) }, 17935f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) }, 17945f22a799SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) }, 17952c6118e4SHendrik Iben { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) }, 1796606bd0a8SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) }, 1797606bd0a8SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) }, 1798606bd0a8SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) }, 1799fd30ea8cSJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) }, 1800606bd0a8SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) }, 180174f292caSGary Stein { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) }, 1802606bd0a8SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) }, 1803606bd0a8SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) }, 1804bd04363dSElias Vanderstuyft { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) }, 18055623a24aSJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) }, 1806e00ddc9bSMichal Malý { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) }, 1807243b706dSChristophe Borivant { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) }, 1808fdc6807fSPeter Gundermann { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) }, 18090944e964SKonstantin Khlebnikov #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ) 1810534a7b8eSNestor Lopez Casado { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) }, 1811534a7b8eSNestor Lopez Casado { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) }, 18120944e964SKonstantin Khlebnikov #endif 181332c88cbcSSimon Wood { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) }, 1814606bd0a8SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) }, 181524985cf6SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) }, 181624985cf6SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) }, 1817236db47cSBruno Prémont { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) }, 1818236db47cSBruno Prémont { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) }, 1819b580169aSJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) }, 182078a849a6SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) }, 182178a849a6SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) }, 182289759e20SAdam Jiang { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) }, 182378a849a6SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) }, 182478a849a6SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) }, 1825f3b83d71SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) }, 182678a849a6SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) }, 18273faed1afSHans de Goede { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) }, 18283b8006e5SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) }, 182994011f93SRafi Rubin { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) }, 18306e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) }, 18316e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) }, 18326e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) }, 18336e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) }, 18346e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) }, 18356e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) }, 18366e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) }, 18376e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) }, 18386e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) }, 18396e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) }, 18406e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) }, 18416e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) }, 18426e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) }, 18436e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) }, 18446e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) }, 18456e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) }, 18466e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) }, 18476e32819eSmicki { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) }, 1848270fdc07SHerton Ronaldo Krzesinski { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) }, 1849cd9ec30dSJohnathon Harris { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) }, 18501e762532SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) }, 1851f6a04605STerry Lambert { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) }, 1852ca9bbdccSStefan Achatz #if IS_ENABLED(CONFIG_HID_ROCCAT) 1853e68cc603SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) }, 1854d41c2a70SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) }, 1855e078809dSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) }, 1856e078809dSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) }, 185747dbdbffSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) }, 18588936aa31SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) }, 1859a4be0ed3SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) }, 1860e078809dSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) }, 18610e70f97fSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) }, 18624424f616SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) }, 1863cb7cf3daSStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, 18643fce2246SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) }, 18656f3a1936SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) }, 18666f3a1936SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) }, 18676f3a1936SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) }, 18686a2a6390SStefan Achatz { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) }, 1869ca9bbdccSStefan Achatz #endif 1870*37c492c8SHarald Brinkmann #if IS_ENABLED(CONFIG_HID_SAITEK) 18711e93674aSAndreas Hübner { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) }, 1872*37c492c8SHarald Brinkmann { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) }, 1873*37c492c8SHarald Brinkmann { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) }, 1874*37c492c8SHarald Brinkmann #endif 1875980a3da6SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) }, 1876b355850bSDon Prince { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) }, 1877d586dca0SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) }, 1878f04d5140SColin Leitner { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) }, 1879f04d5140SColin Leitner { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) }, 18805844c1cdSDavid Dillow { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) }, 1881bd28ce00SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, 188235dca5b4SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) }, 1883f9ce7c28SBastien Nocera { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, 18840bd88dd3SFrank Praznik { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) }, 18850bd88dd3SFrank Praznik { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) }, 1886cc6e0bbbSJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) }, 1887c1e0ac19SFernando Luis Vázquez Cao { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) }, 188875dbb953SSimon Wood { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) }, 188990231e7eSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) }, 189030ba2fbdSVivien Didelot { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) }, 1891daedb3d6SAnssi Hannula { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) }, 1892daedb3d6SAnssi Hannula { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) }, 18937a84b133SRuben Aos Garralda { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) }, 18947a84b133SRuben Aos Garralda { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) }, 1895daedb3d6SAnssi Hannula { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) }, 18963ee8f0a2SMarkus Rathgeb { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) }, 1897daedb3d6SAnssi Hannula { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) }, 1898d65c3768SSimon Wood { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) }, 1899740363fbSJiri Kosina { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) }, 190044ea35c1SJarod Wilson { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) }, 1901f14f526dSLev Babiev { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) }, 190254001081SKees Bakker { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) }, 1903711a680eSBruno Premont { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) }, 190441fa9230SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) }, 1905f8a489ccSNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) }, 1906f8a489ccSNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) }, 1907f8a489ccSNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) }, 19086be914f1SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) }, 1909d1257081SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) }, 1910eb4e426aSNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) }, 1911fac733f0SJussi Kivilinna { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) }, 191242fc04e5SSean Young { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) }, 1913ad395ccaSSean Young { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) }, 19141bcc2067SSean Young { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) }, 19151bcc2067SSean Young { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) }, 19161bcc2067SSean Young { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) }, 1917ca2dcd40SBastien Nocera { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) }, 191878761ff9SPrzemo Firszt { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) }, 191972a46344SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) }, 192000e7f964SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) }, 19214fdc18d1SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) }, 1922a786e83cSNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) }, 192372a46344SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) }, 19248f1acc32SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) }, 1925d2ee4dd9SNikolai Kondrashov { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) }, 192674bc6953SStefan Kriwanek { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) }, 1927cb2c9e3fSOlivier Scherler { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) }, 1928daedb3d6SAnssi Hannula { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) }, 1929daedb3d6SAnssi Hannula { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) }, 1930a9885c8fSDon Prince { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) }, 19318c19a515SJiri Slaby 193278a849a6SJiri Slaby { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) }, 193302fb72a0SDavid Herrmann { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) }, 1934a33042faSDavid Herrmann { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) }, 193585cdaf52SJiri Slaby { } 193685cdaf52SJiri Slaby }; 193785cdaf52SJiri Slaby 19383a6f82f7SJiri Slaby struct hid_dynid { 19393a6f82f7SJiri Slaby struct list_head list; 19403a6f82f7SJiri Slaby struct hid_device_id id; 19413a6f82f7SJiri Slaby }; 19423a6f82f7SJiri Slaby 19433a6f82f7SJiri Slaby /** 19443a6f82f7SJiri Slaby * store_new_id - add a new HID device ID to this driver and re-probe devices 19453a6f82f7SJiri Slaby * @driver: target device driver 19463a6f82f7SJiri Slaby * @buf: buffer for scanning device ID data 19473a6f82f7SJiri Slaby * @count: input size 19483a6f82f7SJiri Slaby * 19493a6f82f7SJiri Slaby * Adds a new dynamic hid device ID to this driver, 19503a6f82f7SJiri Slaby * and causes the driver to probe for all devices again. 19513a6f82f7SJiri Slaby */ 19523a6f82f7SJiri Slaby static ssize_t store_new_id(struct device_driver *drv, const char *buf, 19533a6f82f7SJiri Slaby size_t count) 19543a6f82f7SJiri Slaby { 19553a6f82f7SJiri Slaby struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver); 19563a6f82f7SJiri Slaby struct hid_dynid *dynid; 19573a6f82f7SJiri Slaby __u32 bus, vendor, product; 19583a6f82f7SJiri Slaby unsigned long driver_data = 0; 19593a6f82f7SJiri Slaby int ret; 19603a6f82f7SJiri Slaby 19613a6f82f7SJiri Slaby ret = sscanf(buf, "%x %x %x %lx", 19623a6f82f7SJiri Slaby &bus, &vendor, &product, &driver_data); 19633a6f82f7SJiri Slaby if (ret < 3) 19643a6f82f7SJiri Slaby return -EINVAL; 19653a6f82f7SJiri Slaby 19663a6f82f7SJiri Slaby dynid = kzalloc(sizeof(*dynid), GFP_KERNEL); 19673a6f82f7SJiri Slaby if (!dynid) 19683a6f82f7SJiri Slaby return -ENOMEM; 19693a6f82f7SJiri Slaby 19703a6f82f7SJiri Slaby dynid->id.bus = bus; 19714d53b801SHenrik Rydberg dynid->id.group = HID_GROUP_ANY; 19723a6f82f7SJiri Slaby dynid->id.vendor = vendor; 19733a6f82f7SJiri Slaby dynid->id.product = product; 19743a6f82f7SJiri Slaby dynid->id.driver_data = driver_data; 19753a6f82f7SJiri Slaby 19763a6f82f7SJiri Slaby spin_lock(&hdrv->dyn_lock); 19773a6f82f7SJiri Slaby list_add_tail(&dynid->list, &hdrv->dyn_list); 19783a6f82f7SJiri Slaby spin_unlock(&hdrv->dyn_lock); 19793a6f82f7SJiri Slaby 19803a6f82f7SJiri Slaby ret = driver_attach(&hdrv->driver); 19813a6f82f7SJiri Slaby 19823a6f82f7SJiri Slaby return ret ? : count; 19833a6f82f7SJiri Slaby } 19843a6f82f7SJiri Slaby static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id); 19853a6f82f7SJiri Slaby 19863a6f82f7SJiri Slaby static void hid_free_dynids(struct hid_driver *hdrv) 19873a6f82f7SJiri Slaby { 19883a6f82f7SJiri Slaby struct hid_dynid *dynid, *n; 19893a6f82f7SJiri Slaby 19903a6f82f7SJiri Slaby spin_lock(&hdrv->dyn_lock); 19913a6f82f7SJiri Slaby list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) { 19923a6f82f7SJiri Slaby list_del(&dynid->list); 19933a6f82f7SJiri Slaby kfree(dynid); 19943a6f82f7SJiri Slaby } 19953a6f82f7SJiri Slaby spin_unlock(&hdrv->dyn_lock); 19963a6f82f7SJiri Slaby } 19973a6f82f7SJiri Slaby 19983a6f82f7SJiri Slaby static const struct hid_device_id *hid_match_device(struct hid_device *hdev, 19993a6f82f7SJiri Slaby struct hid_driver *hdrv) 20003a6f82f7SJiri Slaby { 20013a6f82f7SJiri Slaby struct hid_dynid *dynid; 20023a6f82f7SJiri Slaby 20033a6f82f7SJiri Slaby spin_lock(&hdrv->dyn_lock); 20043a6f82f7SJiri Slaby list_for_each_entry(dynid, &hdrv->dyn_list, list) { 20053a6f82f7SJiri Slaby if (hid_match_one_id(hdev, &dynid->id)) { 20063a6f82f7SJiri Slaby spin_unlock(&hdrv->dyn_lock); 20073a6f82f7SJiri Slaby return &dynid->id; 20083a6f82f7SJiri Slaby } 20093a6f82f7SJiri Slaby } 20103a6f82f7SJiri Slaby spin_unlock(&hdrv->dyn_lock); 20113a6f82f7SJiri Slaby 20123a6f82f7SJiri Slaby return hid_match_id(hdev, hdrv->id_table); 20133a6f82f7SJiri Slaby } 20143a6f82f7SJiri Slaby 201585cdaf52SJiri Slaby static int hid_bus_match(struct device *dev, struct device_driver *drv) 201685cdaf52SJiri Slaby { 201785cdaf52SJiri Slaby struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver); 201885cdaf52SJiri Slaby struct hid_device *hdev = container_of(dev, struct hid_device, dev); 201985cdaf52SJiri Slaby 2020070748edSHenrik Rydberg return hid_match_device(hdev, hdrv) != NULL; 202185cdaf52SJiri Slaby } 202285cdaf52SJiri Slaby 202385cdaf52SJiri Slaby static int hid_device_probe(struct device *dev) 202485cdaf52SJiri Slaby { 202585cdaf52SJiri Slaby struct hid_driver *hdrv = container_of(dev->driver, 202685cdaf52SJiri Slaby struct hid_driver, driver); 202785cdaf52SJiri Slaby struct hid_device *hdev = container_of(dev, struct hid_device, dev); 202885cdaf52SJiri Slaby const struct hid_device_id *id; 202985cdaf52SJiri Slaby int ret = 0; 203085cdaf52SJiri Slaby 20314ea54542SDavid Herrmann if (down_interruptible(&hdev->driver_lock)) 20324ea54542SDavid Herrmann return -EINTR; 2033c849a614SAndrew de los Reyes if (down_interruptible(&hdev->driver_input_lock)) { 2034c849a614SAndrew de los Reyes ret = -EINTR; 2035c849a614SAndrew de los Reyes goto unlock_driver_lock; 2036c849a614SAndrew de los Reyes } 2037c849a614SAndrew de los Reyes hdev->io_started = false; 20384ea54542SDavid Herrmann 203985cdaf52SJiri Slaby if (!hdev->driver) { 20403a6f82f7SJiri Slaby id = hid_match_device(hdev, hdrv); 2041ba623a77SDan Carpenter if (id == NULL) { 2042ba623a77SDan Carpenter ret = -ENODEV; 2043ba623a77SDan Carpenter goto unlock; 2044ba623a77SDan Carpenter } 2045c500c971SJiri Slaby 204685cdaf52SJiri Slaby hdev->driver = hdrv; 2047c500c971SJiri Slaby if (hdrv->probe) { 2048c500c971SJiri Slaby ret = hdrv->probe(hdev, id); 2049c500c971SJiri Slaby } else { /* default probe */ 2050a7197c2eSHenrik Rydberg ret = hid_open_report(hdev); 2051c500c971SJiri Slaby if (!ret) 205293c10132SJiri Slaby ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 2053c500c971SJiri Slaby } 2054a7197c2eSHenrik Rydberg if (ret) { 2055a7197c2eSHenrik Rydberg hid_close_report(hdev); 2056c500c971SJiri Slaby hdev->driver = NULL; 205785cdaf52SJiri Slaby } 2058a7197c2eSHenrik Rydberg } 2059ba623a77SDan Carpenter unlock: 2060c849a614SAndrew de los Reyes if (!hdev->io_started) 2061c849a614SAndrew de los Reyes up(&hdev->driver_input_lock); 2062c849a614SAndrew de los Reyes unlock_driver_lock: 20634ea54542SDavid Herrmann up(&hdev->driver_lock); 206485cdaf52SJiri Slaby return ret; 206585cdaf52SJiri Slaby } 206685cdaf52SJiri Slaby 206785cdaf52SJiri Slaby static int hid_device_remove(struct device *dev) 206885cdaf52SJiri Slaby { 206985cdaf52SJiri Slaby struct hid_device *hdev = container_of(dev, struct hid_device, dev); 20704ea54542SDavid Herrmann struct hid_driver *hdrv; 2071c849a614SAndrew de los Reyes int ret = 0; 207285cdaf52SJiri Slaby 20734ea54542SDavid Herrmann if (down_interruptible(&hdev->driver_lock)) 20744ea54542SDavid Herrmann return -EINTR; 2075c849a614SAndrew de los Reyes if (down_interruptible(&hdev->driver_input_lock)) { 2076c849a614SAndrew de los Reyes ret = -EINTR; 2077c849a614SAndrew de los Reyes goto unlock_driver_lock; 2078c849a614SAndrew de los Reyes } 2079c849a614SAndrew de los Reyes hdev->io_started = false; 20804ea54542SDavid Herrmann 20814ea54542SDavid Herrmann hdrv = hdev->driver; 208285cdaf52SJiri Slaby if (hdrv) { 208385cdaf52SJiri Slaby if (hdrv->remove) 208485cdaf52SJiri Slaby hdrv->remove(hdev); 2085c500c971SJiri Slaby else /* default remove */ 2086c500c971SJiri Slaby hid_hw_stop(hdev); 2087a7197c2eSHenrik Rydberg hid_close_report(hdev); 208885cdaf52SJiri Slaby hdev->driver = NULL; 208985cdaf52SJiri Slaby } 209085cdaf52SJiri Slaby 2091c849a614SAndrew de los Reyes if (!hdev->io_started) 2092c849a614SAndrew de los Reyes up(&hdev->driver_input_lock); 2093c849a614SAndrew de los Reyes unlock_driver_lock: 20944ea54542SDavid Herrmann up(&hdev->driver_lock); 2095c849a614SAndrew de los Reyes return ret; 209685cdaf52SJiri Slaby } 209785cdaf52SJiri Slaby 20984d53b801SHenrik Rydberg static ssize_t modalias_show(struct device *dev, struct device_attribute *a, 20994d53b801SHenrik Rydberg char *buf) 21004d53b801SHenrik Rydberg { 21014d53b801SHenrik Rydberg struct hid_device *hdev = container_of(dev, struct hid_device, dev); 21024d53b801SHenrik Rydberg int len; 21034d53b801SHenrik Rydberg 21044d53b801SHenrik Rydberg len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n", 21054d53b801SHenrik Rydberg hdev->bus, hdev->group, hdev->vendor, hdev->product); 21064d53b801SHenrik Rydberg 21074d53b801SHenrik Rydberg return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len; 21084d53b801SHenrik Rydberg } 21090d4260e0SGreg Kroah-Hartman static DEVICE_ATTR_RO(modalias); 21104d53b801SHenrik Rydberg 21110d4260e0SGreg Kroah-Hartman static struct attribute *hid_dev_attrs[] = { 21120d4260e0SGreg Kroah-Hartman &dev_attr_modalias.attr, 21130d4260e0SGreg Kroah-Hartman NULL, 21144d53b801SHenrik Rydberg }; 21150d4260e0SGreg Kroah-Hartman ATTRIBUTE_GROUPS(hid_dev); 21164d53b801SHenrik Rydberg 211785cdaf52SJiri Slaby static int hid_uevent(struct device *dev, struct kobj_uevent_env *env) 211885cdaf52SJiri Slaby { 211985cdaf52SJiri Slaby struct hid_device *hdev = container_of(dev, struct hid_device, dev); 212085cdaf52SJiri Slaby 212185cdaf52SJiri Slaby if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X", 212285cdaf52SJiri Slaby hdev->bus, hdev->vendor, hdev->product)) 212385cdaf52SJiri Slaby return -ENOMEM; 212485cdaf52SJiri Slaby 212585cdaf52SJiri Slaby if (add_uevent_var(env, "HID_NAME=%s", hdev->name)) 212685cdaf52SJiri Slaby return -ENOMEM; 212785cdaf52SJiri Slaby 212885cdaf52SJiri Slaby if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys)) 212985cdaf52SJiri Slaby return -ENOMEM; 213085cdaf52SJiri Slaby 213185cdaf52SJiri Slaby if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq)) 213285cdaf52SJiri Slaby return -ENOMEM; 213385cdaf52SJiri Slaby 21344d53b801SHenrik Rydberg if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X", 21354d53b801SHenrik Rydberg hdev->bus, hdev->group, hdev->vendor, hdev->product)) 213685cdaf52SJiri Slaby return -ENOMEM; 213785cdaf52SJiri Slaby 213885cdaf52SJiri Slaby return 0; 213985cdaf52SJiri Slaby } 214085cdaf52SJiri Slaby 214185cdaf52SJiri Slaby static struct bus_type hid_bus_type = { 214285cdaf52SJiri Slaby .name = "hid", 21430d4260e0SGreg Kroah-Hartman .dev_groups = hid_dev_groups, 214485cdaf52SJiri Slaby .match = hid_bus_match, 214585cdaf52SJiri Slaby .probe = hid_device_probe, 214685cdaf52SJiri Slaby .remove = hid_device_remove, 214785cdaf52SJiri Slaby .uevent = hid_uevent, 214885cdaf52SJiri Slaby }; 214985cdaf52SJiri Slaby 2150bae7eb33SJiri Kosina /* a list of devices that shouldn't be handled by HID core at all */ 2151d458a9dfSJiri Slaby static const struct hid_device_id hid_ignore_list[] = { 2152d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) }, 2153d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) }, 2154d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) }, 2155d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) }, 2156d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) }, 2157d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) }, 2158d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) }, 2159d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) }, 2160d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) }, 2161d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) }, 2162d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) }, 2163d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) }, 216477f720b7SStephane Chatty { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)}, 216577f720b7SStephane Chatty { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)}, 216662a56582SAlexey Klimov { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) }, 216711030183SHans de Goede { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) }, 2168d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) }, 2169d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) }, 2170d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) }, 2171adc23259SDinesh Ram { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) }, 2172d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) }, 2173d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) }, 2174d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) }, 21755f6108cfSAlexey Klimov { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) }, 2176d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) }, 2177d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) }, 217873bc7d31SMelchior FRANZ { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) }, 2179789aaa2eSDan Delaney { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) }, 2180d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) }, 218170c66567SPetr Štetiar { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) }, 2182df506f2cSPetr Štetiar { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) }, 2183b1807719SBenjamin Tissoires { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) }, 2184d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) }, 2185d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) }, 2186d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) }, 2187d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) }, 2188d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) }, 2189d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) }, 2190d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) }, 2191d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) }, 2192d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) }, 2193d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) }, 2194d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) }, 2195d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) }, 2196d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) }, 2197d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) }, 2198d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) }, 2199d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) }, 22008e2ce73eSHans de Goede { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) }, 2201d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) }, 2202d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) }, 2203d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) }, 2204d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) }, 2205d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) }, 2206d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) }, 2207d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) }, 2208d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) }, 2209d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) }, 2210d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) }, 2211d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) }, 2212d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) }, 2213d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) }, 2214d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) }, 2215d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) }, 2216d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) }, 2217d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) }, 2218d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) }, 2219d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) }, 2220d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) }, 2221d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) }, 2222d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) }, 2223d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) }, 2224d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) }, 2225d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) }, 2226d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) }, 2227d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) }, 2228d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) }, 2229d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) }, 2230d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) }, 2231d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) }, 2232d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) }, 2233d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) }, 2234d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) }, 2235d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) }, 2236d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) }, 2237d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) }, 2238d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) }, 2239d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) }, 2240d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) }, 2241d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) }, 2242d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) }, 2243d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) }, 2244d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) }, 2245d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) }, 2246d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) }, 2247d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) }, 224831b9779cSVincent Palatin { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) }, 224931b9779cSVincent Palatin { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) }, 2250d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) }, 2251c91c21c5SAlexey Klimov { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) }, 2252d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) }, 2253eb8141ccSLamarque Vieira Souza { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) }, 2254d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) }, 2255ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) }, 2256d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) }, 2257ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) }, 2258d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) }, 2259ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) }, 2260ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) }, 2261ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) }, 2262ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) }, 2263ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) }, 2264ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) }, 2265d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) }, 2266d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) }, 2267d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) }, 2268ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) }, 2269ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) }, 2270ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) }, 2271d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) }, 2272d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) }, 2273ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) }, 2274d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) }, 2275d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) }, 2276d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) }, 2277d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) }, 2278d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) }, 2279ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) }, 2280ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) }, 2281ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) }, 2282ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) }, 2283ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) }, 2284ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) }, 2285ce97cac8SMichael Hund { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) }, 22863ffb62cbSYuri Khan { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) }, 2287d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) }, 2288d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) }, 2289d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) }, 2290d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) }, 2291d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) }, 2292d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) }, 2293d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) }, 2294d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) }, 2295d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) }, 2296d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) }, 2297d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) }, 2298d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) }, 2299d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) }, 2300d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) }, 2301d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) }, 2302d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) }, 2303d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) }, 2304d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) }, 2305d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) }, 23064cfae3e8SHenning Glawe { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) }, 230735cfd1d9SMichael Tokarev { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) }, 23088491ee10SJan Steinhoff #if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE) 23098491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) }, 23108491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) }, 23118491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) }, 23128491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) }, 23138491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) }, 23148491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) }, 23158491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) }, 23168491ee10SJan Steinhoff { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) }, 23178491ee10SJan Steinhoff #endif 2318d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) }, 2319d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) }, 2320d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) }, 2321d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) }, 2322d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) }, 2323d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) }, 2324d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) }, 2325d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) }, 2326d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) }, 2327d458a9dfSJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) }, 2328759db9eaSChristian Vogel { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) }, 2329d458a9dfSJiri Slaby { } 2330d458a9dfSJiri Slaby }; 2331d458a9dfSJiri Slaby 2332b4d8e473SJiri Slaby /** 2333b4d8e473SJiri Slaby * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer 2334b4d8e473SJiri Slaby * 2335b4d8e473SJiri Slaby * There are composite devices for which we want to ignore only a certain 2336b4d8e473SJiri Slaby * interface. This is a list of devices for which only the mouse interface will 2337b4d8e473SJiri Slaby * be ignored. This allows a dedicated driver to take care of the interface. 2338b4d8e473SJiri Slaby */ 2339b4d8e473SJiri Slaby static const struct hid_device_id hid_mouse_ignore_list[] = { 2340b4d8e473SJiri Slaby /* appletouch driver */ 2341b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) }, 2342b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) }, 2343b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) }, 2344b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) }, 2345b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) }, 2346b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) }, 2347b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) }, 2348b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) }, 2349b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) }, 2350b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) }, 2351b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) }, 2352b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) }, 2353b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) }, 2354b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) }, 2355b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) }, 2356b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) }, 2357b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) }, 2358b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) }, 2359b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) }, 2360b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) }, 2361ac26fca3SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) }, 2362ac26fca3SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) }, 2363ac26fca3SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) }, 236499b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) }, 236599b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) }, 236699b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) }, 236799b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) }, 236899b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) }, 236999b9f758SEdgar (gimli) Hucek { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) }, 237047340bd9SAndy Botting { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) }, 237147340bd9SAndy Botting { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) }, 237247340bd9SAndy Botting { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) }, 2373213f9da8SGökçen Eraslan { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) }, 2374213f9da8SGökçen Eraslan { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) }, 2375213f9da8SGökçen Eraslan { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) }, 23764b086910SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) }, 23774b086910SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) }, 23784b086910SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) }, 23794b086910SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) }, 23804b086910SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) }, 23814b086910SJiri Kosina { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) }, 2382b2e6ad7dSRyan Bourgeois { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) }, 2383b2e6ad7dSRyan Bourgeois { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) }, 2384b2e6ad7dSRyan Bourgeois { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) }, 23858d80da90SDirk Hohndel { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) }, 23868d80da90SDirk Hohndel { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) }, 23878d80da90SDirk Hohndel { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) }, 23889d9a04eeSDmitry Torokhov { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) }, 23899d9a04eeSDmitry Torokhov { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) }, 23909d9a04eeSDmitry Torokhov { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) }, 2391b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) }, 2392b4d8e473SJiri Slaby { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) }, 2393b4d8e473SJiri Slaby { } 2394b4d8e473SJiri Slaby }; 2395b4d8e473SJiri Slaby 23964529eefaSLamarque V. Souza bool hid_ignore(struct hid_device *hdev) 2397d458a9dfSJiri Slaby { 23984529eefaSLamarque V. Souza if (hdev->quirks & HID_QUIRK_NO_IGNORE) 23994529eefaSLamarque V. Souza return false; 24004529eefaSLamarque V. Souza if (hdev->quirks & HID_QUIRK_IGNORE) 24014529eefaSLamarque V. Souza return true; 24024529eefaSLamarque V. Souza 2403d458a9dfSJiri Slaby switch (hdev->vendor) { 2404d458a9dfSJiri Slaby case USB_VENDOR_ID_CODEMERCS: 2405d458a9dfSJiri Slaby /* ignore all Code Mercenaries IOWarrior devices */ 2406d458a9dfSJiri Slaby if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST && 2407d458a9dfSJiri Slaby hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST) 2408d458a9dfSJiri Slaby return true; 2409d458a9dfSJiri Slaby break; 2410d458a9dfSJiri Slaby case USB_VENDOR_ID_LOGITECH: 2411d458a9dfSJiri Slaby if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST && 2412d458a9dfSJiri Slaby hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST) 2413d458a9dfSJiri Slaby return true; 241465dd3b69SHans Verkuil /* 241565dd3b69SHans Verkuil * The Keene FM transmitter USB device has the same USB ID as 241665dd3b69SHans Verkuil * the Logitech AudioHub Speaker, but it should ignore the hid. 241765dd3b69SHans Verkuil * Check if the name is that of the Keene device. 241865dd3b69SHans Verkuil * For reference: the name of the AudioHub is 241965dd3b69SHans Verkuil * "HOLTEK AudioHub Speaker". 242065dd3b69SHans Verkuil */ 242165dd3b69SHans Verkuil if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB && 242265dd3b69SHans Verkuil !strcmp(hdev->name, "HOLTEK B-LINK USB Audio ")) 242365dd3b69SHans Verkuil return true; 2424d458a9dfSJiri Slaby break; 242531f7fd79SJarod Wilson case USB_VENDOR_ID_SOUNDGRAPH: 242631f7fd79SJarod Wilson if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST && 242731f7fd79SJarod Wilson hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST) 242831f7fd79SJarod Wilson return true; 242931f7fd79SJarod Wilson break; 2430bba5394aSXing Wei case USB_VENDOR_ID_HANWANG: 2431bba5394aSXing Wei if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST && 2432bba5394aSXing Wei hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST) 2433bba5394aSXing Wei return true; 2434bba5394aSXing Wei break; 24356dc1418eSTomoki Sekiyama case USB_VENDOR_ID_JESS: 24366dc1418eSTomoki Sekiyama if (hdev->product == USB_DEVICE_ID_JESS_YUREX && 24376dc1418eSTomoki Sekiyama hdev->type == HID_TYPE_USBNONE) 24386dc1418eSTomoki Sekiyama return true; 24396dc1418eSTomoki Sekiyama break; 244030b6b7d8SIan Abbott case USB_VENDOR_ID_VELLEMAN: 244130b6b7d8SIan Abbott /* These are not HID devices. They are handled by comedi. */ 244230b6b7d8SIan Abbott if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST && 244330b6b7d8SIan Abbott hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) || 244430b6b7d8SIan Abbott (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST && 244530b6b7d8SIan Abbott hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST)) 244630b6b7d8SIan Abbott return true; 244730b6b7d8SIan Abbott break; 24485b4617d8SAlexey Klimov case USB_VENDOR_ID_ATMEL_V_USB: 24495b4617d8SAlexey Klimov /* Masterkit MA901 usb radio based on Atmel tiny85 chip and 24505b4617d8SAlexey Klimov * it has the same USB ID as many Atmel V-USB devices. This 24515b4617d8SAlexey Klimov * usb radio is handled by radio-ma901.c driver so we want 24525b4617d8SAlexey Klimov * ignore the hid. Check the name, bus, product and ignore 24535b4617d8SAlexey Klimov * if we have MA901 usb radio. 24545b4617d8SAlexey Klimov */ 24555b4617d8SAlexey Klimov if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB && 24565b4617d8SAlexey Klimov hdev->bus == BUS_USB && 24575b4617d8SAlexey Klimov strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0) 24585b4617d8SAlexey Klimov return true; 24595b4617d8SAlexey Klimov break; 2460d458a9dfSJiri Slaby } 2461d458a9dfSJiri Slaby 2462b4d8e473SJiri Slaby if (hdev->type == HID_TYPE_USBMOUSE && 2463b4d8e473SJiri Slaby hid_match_id(hdev, hid_mouse_ignore_list)) 2464b4d8e473SJiri Slaby return true; 2465b4d8e473SJiri Slaby 2466d458a9dfSJiri Slaby return !!hid_match_id(hdev, hid_ignore_list); 2467d458a9dfSJiri Slaby } 24684529eefaSLamarque V. Souza EXPORT_SYMBOL_GPL(hid_ignore); 2469d458a9dfSJiri Slaby 247085cdaf52SJiri Slaby int hid_add_device(struct hid_device *hdev) 247185cdaf52SJiri Slaby { 247285cdaf52SJiri Slaby static atomic_t id = ATOMIC_INIT(0); 247385cdaf52SJiri Slaby int ret; 247485cdaf52SJiri Slaby 247585cdaf52SJiri Slaby if (WARN_ON(hdev->status & HID_STAT_ADDED)) 247685cdaf52SJiri Slaby return -EBUSY; 247785cdaf52SJiri Slaby 2478d458a9dfSJiri Slaby /* we need to kill them here, otherwise they will stay allocated to 2479d458a9dfSJiri Slaby * wait for coming driver */ 24804529eefaSLamarque V. Souza if (hid_ignore(hdev)) 2481d458a9dfSJiri Slaby return -ENODEV; 2482d458a9dfSJiri Slaby 2483a7197c2eSHenrik Rydberg /* 24843c86726cSBenjamin Tissoires * Check for the mandatory transport channel. 24853c86726cSBenjamin Tissoires */ 24863c86726cSBenjamin Tissoires if (!hdev->ll_driver->raw_request) { 24873c86726cSBenjamin Tissoires hid_err(hdev, "transport driver missing .raw_request()\n"); 24883c86726cSBenjamin Tissoires return -EINVAL; 24893c86726cSBenjamin Tissoires } 24903c86726cSBenjamin Tissoires 24913c86726cSBenjamin Tissoires /* 2492a7197c2eSHenrik Rydberg * Read the device report descriptor once and use as template 2493a7197c2eSHenrik Rydberg * for the driver-specific modifications. 2494a7197c2eSHenrik Rydberg */ 2495a7197c2eSHenrik Rydberg ret = hdev->ll_driver->parse(hdev); 2496a7197c2eSHenrik Rydberg if (ret) 2497a7197c2eSHenrik Rydberg return ret; 2498a7197c2eSHenrik Rydberg if (!hdev->dev_rdesc) 2499a7197c2eSHenrik Rydberg return -ENODEV; 2500a7197c2eSHenrik Rydberg 2501734c6609SHenrik Rydberg /* 2502734c6609SHenrik Rydberg * Scan generic devices for group information 2503734c6609SHenrik Rydberg */ 2504734c6609SHenrik Rydberg if (hid_ignore_special_drivers || 2505734c6609SHenrik Rydberg !hid_match_id(hdev, hid_have_special_driver)) { 2506734c6609SHenrik Rydberg ret = hid_scan_report(hdev); 2507734c6609SHenrik Rydberg if (ret) 2508734c6609SHenrik Rydberg hid_warn(hdev, "bad device descriptor (%d)\n", ret); 2509734c6609SHenrik Rydberg } 2510734c6609SHenrik Rydberg 25116bbe586fSKay Sievers /* XXX hack, any other cleaner solution after the driver core 25126bbe586fSKay Sievers * is converted to allow more than 20 bytes as the device name? */ 25136bbe586fSKay Sievers dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus, 251485cdaf52SJiri Slaby hdev->vendor, hdev->product, atomic_inc_return(&id)); 251585cdaf52SJiri Slaby 25164da361b6SBruno Prémont hid_debug_register(hdev, dev_name(&hdev->dev)); 251785cdaf52SJiri Slaby ret = device_add(&hdev->dev); 251885cdaf52SJiri Slaby if (!ret) 251985cdaf52SJiri Slaby hdev->status |= HID_STAT_ADDED; 25204da361b6SBruno Prémont else 25214da361b6SBruno Prémont hid_debug_unregister(hdev); 2522a635f9ddSJiri Kosina 252385cdaf52SJiri Slaby return ret; 252485cdaf52SJiri Slaby } 252585cdaf52SJiri Slaby EXPORT_SYMBOL_GPL(hid_add_device); 252685cdaf52SJiri Slaby 252785cdaf52SJiri Slaby /** 252885cdaf52SJiri Slaby * hid_allocate_device - allocate new hid device descriptor 252985cdaf52SJiri Slaby * 253085cdaf52SJiri Slaby * Allocate and initialize hid device, so that hid_destroy_device might be 253185cdaf52SJiri Slaby * used to free it. 253285cdaf52SJiri Slaby * 253385cdaf52SJiri Slaby * New hid_device pointer is returned on success, otherwise ERR_PTR encoded 253485cdaf52SJiri Slaby * error value. 253585cdaf52SJiri Slaby */ 253685cdaf52SJiri Slaby struct hid_device *hid_allocate_device(void) 253785cdaf52SJiri Slaby { 253885cdaf52SJiri Slaby struct hid_device *hdev; 253985cdaf52SJiri Slaby int ret = -ENOMEM; 254085cdaf52SJiri Slaby 254185cdaf52SJiri Slaby hdev = kzalloc(sizeof(*hdev), GFP_KERNEL); 254285cdaf52SJiri Slaby if (hdev == NULL) 254385cdaf52SJiri Slaby return ERR_PTR(ret); 254485cdaf52SJiri Slaby 254585cdaf52SJiri Slaby device_initialize(&hdev->dev); 254685cdaf52SJiri Slaby hdev->dev.release = hid_device_release; 254785cdaf52SJiri Slaby hdev->dev.bus = &hid_bus_type; 254885cdaf52SJiri Slaby 2549a7197c2eSHenrik Rydberg hid_close_report(hdev); 255085cdaf52SJiri Slaby 2551cd667ce2SJiri Kosina init_waitqueue_head(&hdev->debug_wait); 2552cd667ce2SJiri Kosina INIT_LIST_HEAD(&hdev->debug_list); 25531deb9d34SJiri Kosina spin_lock_init(&hdev->debug_list_lock); 25544ea54542SDavid Herrmann sema_init(&hdev->driver_lock, 1); 2555c849a614SAndrew de los Reyes sema_init(&hdev->driver_input_lock, 1); 2556cd667ce2SJiri Kosina 255785cdaf52SJiri Slaby return hdev; 255885cdaf52SJiri Slaby } 255985cdaf52SJiri Slaby EXPORT_SYMBOL_GPL(hid_allocate_device); 256085cdaf52SJiri Slaby 256185cdaf52SJiri Slaby static void hid_remove_device(struct hid_device *hdev) 256285cdaf52SJiri Slaby { 256385cdaf52SJiri Slaby if (hdev->status & HID_STAT_ADDED) { 256485cdaf52SJiri Slaby device_del(&hdev->dev); 2565a635f9ddSJiri Kosina hid_debug_unregister(hdev); 256685cdaf52SJiri Slaby hdev->status &= ~HID_STAT_ADDED; 256785cdaf52SJiri Slaby } 2568a7197c2eSHenrik Rydberg kfree(hdev->dev_rdesc); 2569a7197c2eSHenrik Rydberg hdev->dev_rdesc = NULL; 2570a7197c2eSHenrik Rydberg hdev->dev_rsize = 0; 257185cdaf52SJiri Slaby } 257285cdaf52SJiri Slaby 257385cdaf52SJiri Slaby /** 257485cdaf52SJiri Slaby * hid_destroy_device - free previously allocated device 257585cdaf52SJiri Slaby * 257685cdaf52SJiri Slaby * @hdev: hid device 257785cdaf52SJiri Slaby * 257885cdaf52SJiri Slaby * If you allocate hid_device through hid_allocate_device, you should ever 257985cdaf52SJiri Slaby * free by this function. 258085cdaf52SJiri Slaby */ 258185cdaf52SJiri Slaby void hid_destroy_device(struct hid_device *hdev) 258285cdaf52SJiri Slaby { 258385cdaf52SJiri Slaby hid_remove_device(hdev); 258485cdaf52SJiri Slaby put_device(&hdev->dev); 258585cdaf52SJiri Slaby } 258685cdaf52SJiri Slaby EXPORT_SYMBOL_GPL(hid_destroy_device); 258785cdaf52SJiri Slaby 258885cdaf52SJiri Slaby int __hid_register_driver(struct hid_driver *hdrv, struct module *owner, 258985cdaf52SJiri Slaby const char *mod_name) 259085cdaf52SJiri Slaby { 25913a6f82f7SJiri Slaby int ret; 25923a6f82f7SJiri Slaby 259385cdaf52SJiri Slaby hdrv->driver.name = hdrv->name; 259485cdaf52SJiri Slaby hdrv->driver.bus = &hid_bus_type; 259585cdaf52SJiri Slaby hdrv->driver.owner = owner; 259685cdaf52SJiri Slaby hdrv->driver.mod_name = mod_name; 259785cdaf52SJiri Slaby 25983a6f82f7SJiri Slaby INIT_LIST_HEAD(&hdrv->dyn_list); 25993a6f82f7SJiri Slaby spin_lock_init(&hdrv->dyn_lock); 26003a6f82f7SJiri Slaby 26013a6f82f7SJiri Slaby ret = driver_register(&hdrv->driver); 26023a6f82f7SJiri Slaby if (ret) 26033a6f82f7SJiri Slaby return ret; 26043a6f82f7SJiri Slaby 26053a6f82f7SJiri Slaby ret = driver_create_file(&hdrv->driver, &driver_attr_new_id); 26063a6f82f7SJiri Slaby if (ret) 26073a6f82f7SJiri Slaby driver_unregister(&hdrv->driver); 26083a6f82f7SJiri Slaby 26093a6f82f7SJiri Slaby return ret; 261085cdaf52SJiri Slaby } 261185cdaf52SJiri Slaby EXPORT_SYMBOL_GPL(__hid_register_driver); 261285cdaf52SJiri Slaby 261385cdaf52SJiri Slaby void hid_unregister_driver(struct hid_driver *hdrv) 261485cdaf52SJiri Slaby { 26153a6f82f7SJiri Slaby driver_remove_file(&hdrv->driver, &driver_attr_new_id); 261685cdaf52SJiri Slaby driver_unregister(&hdrv->driver); 26173a6f82f7SJiri Slaby hid_free_dynids(hdrv); 261885cdaf52SJiri Slaby } 261985cdaf52SJiri Slaby EXPORT_SYMBOL_GPL(hid_unregister_driver); 262085cdaf52SJiri Slaby 26210361a28dSOliver Neukum int hid_check_keys_pressed(struct hid_device *hid) 26220361a28dSOliver Neukum { 26230361a28dSOliver Neukum struct hid_input *hidinput; 26240361a28dSOliver Neukum int i; 26250361a28dSOliver Neukum 2626e5288eb5SJiri Kosina if (!(hid->claimed & HID_CLAIMED_INPUT)) 2627e5288eb5SJiri Kosina return 0; 2628e5288eb5SJiri Kosina 26290361a28dSOliver Neukum list_for_each_entry(hidinput, &hid->inputs, list) { 26300361a28dSOliver Neukum for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++) 26310361a28dSOliver Neukum if (hidinput->input->key[i]) 26320361a28dSOliver Neukum return 1; 26330361a28dSOliver Neukum } 26340361a28dSOliver Neukum 26350361a28dSOliver Neukum return 0; 26360361a28dSOliver Neukum } 26370361a28dSOliver Neukum 26380361a28dSOliver Neukum EXPORT_SYMBOL_GPL(hid_check_keys_pressed); 26390361a28dSOliver Neukum 264086166b7bSJiri Kosina static int __init hid_init(void) 264186166b7bSJiri Kosina { 264285cdaf52SJiri Slaby int ret; 264385cdaf52SJiri Slaby 2644a635f9ddSJiri Kosina if (hid_debug) 26454291ee30SJoe Perches pr_warn("hid_debug is now used solely for parser and driver debugging.\n" 26464291ee30SJoe Perches "debugfs is now used for inspecting the device (report descriptor, reports)\n"); 2647a635f9ddSJiri Kosina 264885cdaf52SJiri Slaby ret = bus_register(&hid_bus_type); 264985cdaf52SJiri Slaby if (ret) { 26504291ee30SJoe Perches pr_err("can't register hid bus\n"); 265185cdaf52SJiri Slaby goto err; 265285cdaf52SJiri Slaby } 265385cdaf52SJiri Slaby 265485cdaf52SJiri Slaby ret = hidraw_init(); 265585cdaf52SJiri Slaby if (ret) 265685cdaf52SJiri Slaby goto err_bus; 265785cdaf52SJiri Slaby 2658a635f9ddSJiri Kosina hid_debug_init(); 2659a635f9ddSJiri Kosina 266085cdaf52SJiri Slaby return 0; 266185cdaf52SJiri Slaby err_bus: 266285cdaf52SJiri Slaby bus_unregister(&hid_bus_type); 266385cdaf52SJiri Slaby err: 266485cdaf52SJiri Slaby return ret; 266586166b7bSJiri Kosina } 266686166b7bSJiri Kosina 266786166b7bSJiri Kosina static void __exit hid_exit(void) 266886166b7bSJiri Kosina { 2669a635f9ddSJiri Kosina hid_debug_exit(); 267086166b7bSJiri Kosina hidraw_exit(); 267185cdaf52SJiri Slaby bus_unregister(&hid_bus_type); 267286166b7bSJiri Kosina } 267386166b7bSJiri Kosina 267486166b7bSJiri Kosina module_init(hid_init); 267586166b7bSJiri Kosina module_exit(hid_exit); 267686166b7bSJiri Kosina 267788adb72bSJiri Kosina MODULE_AUTHOR("Andreas Gal"); 267888adb72bSJiri Kosina MODULE_AUTHOR("Vojtech Pavlik"); 267988adb72bSJiri Kosina MODULE_AUTHOR("Jiri Kosina"); 2680aa938f79SJiri Kosina MODULE_LICENSE(DRIVER_LICENSE); 2681aa938f79SJiri Kosina 2682