Release 4.14 drivers/hid/hid-core.c

/*
 *  HID support for Linux
 *
 *  Copyright (c) 1999 Andreas Gal
 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
 *  Copyright (c) 2006-2012 Jiri Kosina
 */

/*
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 */


#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/mm.h>
#include <linux/spinlock.h>
#include <asm/unaligned.h>
#include <asm/byteorder.h>
#include <linux/input.h>
#include <linux/wait.h>
#include <linux/vmalloc.h>
#include <linux/sched.h>
#include <linux/semaphore.h>

#include <linux/hid.h>
#include <linux/hiddev.h>
#include <linux/hid-debug.h>
#include <linux/hidraw.h>

#include "hid-ids.h"

/*
 * Version Information
 */


#define DRIVER_DESC "HID core driver"


int hid_debug = 0;
module_param_named(debug, hid_debug, int, 0600);
MODULE_PARM_DESC(debug, "toggle HID debugging messages");

EXPORT_SYMBOL_GPL(hid_debug);


static int hid_ignore_special_drivers = 0;
module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
MODULE_PARM_DESC(ignore_special_drivers, "Ignore any special drivers and handle all devices by generic driver");

/*
 * Register a new report for a device.
 */



struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
{
	struct hid_report_enum *report_enum = device->report_enum + type;
	struct hid_report *report;

	if (id >= HID_MAX_IDS)
		return NULL;
	if (report_enum->report_id_hash[id])
		return report_enum->report_id_hash[id];

	report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
	if (!report)
		return NULL;

	if (id != 0)
		report_enum->numbered = 1;

	report->id = id;
	report->type = type;
	report->size = 0;
	report->device = device;
	report_enum->report_id_hash[id] = report;

	list_add_tail(&report->list, &report_enum->report_list);

	return report;
}
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EXPORT_SYMBOL_GPL(hid_register_report);

/*
 * Register a new field for this report.
 */



static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
{
	struct hid_field *field;

	if (report->maxfield == HID_MAX_FIELDS) {
		hid_err(report->device, "too many fields in report\n");
		return NULL;
	}

	field = kzalloc((sizeof(struct hid_field) +
			 usages * sizeof(struct hid_usage) +
			 values * sizeof(unsigned)), GFP_KERNEL);
	if (!field)
		return NULL;

	field->index = report->maxfield++;
	report->field[field->index] = field;
	field->usage = (struct hid_usage *)(field + 1);
	field->value = (s32 *)(field->usage + usages);
	field->report = report;

	return field;
}

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/*
 * Open a collection. The type/usage is pushed on the stack.
 */



static int open_collection(struct hid_parser *parser, unsigned type)
{
	struct hid_collection *collection;
	unsigned usage;

	usage = parser->local.usage[0];

	if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
		hid_err(parser->device, "collection stack overflow\n");
		return -EINVAL;
	}

	if (parser->device->maxcollection == parser->device->collection_size) {
		collection = kmalloc(sizeof(struct hid_collection) *
				parser->device->collection_size * 2, GFP_KERNEL);
		if (collection == NULL) {
			hid_err(parser->device, "failed to reallocate collection array\n");
			return -ENOMEM;
		}
		memcpy(collection, parser->device->collection,
			sizeof(struct hid_collection) *
			parser->device->collection_size);
		memset(collection + parser->device->collection_size, 0,
			sizeof(struct hid_collection) *
			parser->device->collection_size);
		kfree(parser->device->collection);
		parser->device->collection = collection;
		parser->device->collection_size *= 2;
	}

	parser->collection_stack[parser->collection_stack_ptr++] =
		parser->device->maxcollection;

	collection = parser->device->collection +
		parser->device->maxcollection++;
	collection->type = type;
	collection->usage = usage;
	collection->level = parser->collection_stack_ptr - 1;

	if (type == HID_COLLECTION_APPLICATION)
		parser->device->maxapplication++;

	return 0;
}

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/*
 * Close a collection.
 */



static int close_collection(struct hid_parser *parser)
{
	if (!parser->collection_stack_ptr) {
		hid_err(parser->device, "collection stack underflow\n");
		return -EINVAL;
	}
	parser->collection_stack_ptr--;
	return 0;
}

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/*
 * Climb up the stack, search for the specified collection type
 * and return the usage.
 */



static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
{
	struct hid_collection *collection = parser->device->collection;
	int n;

	for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
		unsigned index = parser->collection_stack[n];
		if (collection[index].type == type)
			return collection[index].usage;
	}
	return 0; /* we know nothing about this usage type */
}

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/*
 * Add a usage to the temporary parser table.
 */



static int hid_add_usage(struct hid_parser *parser, unsigned usage)
{
	if (parser->local.usage_index >= HID_MAX_USAGES) {
		hid_err(parser->device, "usage index exceeded\n");
		return -1;
	}
	parser->local.usage[parser->local.usage_index] = usage;
	parser->local.collection_index[parser->local.usage_index] =
		parser->collection_stack_ptr ?
		parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
	parser->local.usage_index++;
	return 0;
}

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/*
 * Register a new field for this report.
 */



static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
{
	struct hid_report *report;
	struct hid_field *field;
	unsigned usages;
	unsigned offset;
	unsigned i;

	report = hid_register_report(parser->device, report_type, parser->global.report_id);
	if (!report) {
		hid_err(parser->device, "hid_register_report failed\n");
		return -1;
	}

	/* Handle both signed and unsigned cases properly */
	if ((parser->global.logical_minimum < 0 &&
		parser->global.logical_maximum <
		parser->global.logical_minimum) ||
		(parser->global.logical_minimum >= 0 &&
		(__u32)parser->global.logical_maximum <
		(__u32)parser->global.logical_minimum)) {
		dbg_hid("logical range invalid 0x%x 0x%x\n",
			parser->global.logical_minimum,
			parser->global.logical_maximum);
		return -1;
	}

	offset = report->size;
	report->size += parser->global.report_size * parser->global.report_count;

	if (!parser->local.usage_index) /* Ignore padding fields */
		return 0;

	usages = max_t(unsigned, parser->local.usage_index,
				 parser->global.report_count);

	field = hid_register_field(report, usages, parser->global.report_count);
	if (!field)
		return 0;

	field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
	field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
	field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);

	for (i = 0; i < usages; i++) {
		unsigned j = i;
		/* Duplicate the last usage we parsed if we have excess values */
		if (i >= parser->local.usage_index)
			j = parser->local.usage_index - 1;
		field->usage[i].hid = parser->local.usage[j];
		field->usage[i].collection_index =
			parser->local.collection_index[j];
		field->usage[i].usage_index = i;
	}

	field->maxusage = usages;
	field->flags = flags;
	field->report_offset = offset;
	field->report_type = report_type;
	field->report_size = parser->global.report_size;
	field->report_count = parser->global.report_count;
	field->logical_minimum = parser->global.logical_minimum;
	field->logical_maximum = parser->global.logical_maximum;
	field->physical_minimum = parser->global.physical_minimum;
	field->physical_maximum = parser->global.physical_maximum;
	field->unit_exponent = parser->global.unit_exponent;
	field->unit = parser->global.unit;

	return 0;
}

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15
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10
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/*
 * Read data value from item.
 */



static u32 item_udata(struct hid_item *item)
{
	switch (item->size) {
	case 1: return item->data.u8;
	case 2: return item->data.u16;
	case 4: return item->data.u32;
	}
	return 0;
}

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static s32 item_sdata(struct hid_item *item)
{
	switch (item->size) {
	case 1: return item->data.s8;
	case 2: return item->data.s16;
	case 4: return item->data.s32;
	}
	return 0;
}

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/*
 * Process a global item.
 */



static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
{
	__s32 raw_value;
	switch (item->tag) {
	case HID_GLOBAL_ITEM_TAG_PUSH:

		if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
			hid_err(parser->device, "global environment stack overflow\n");
			return -1;
		}

		memcpy(parser->global_stack + parser->global_stack_ptr++,
			&parser->global, sizeof(struct hid_global));
		return 0;

	case HID_GLOBAL_ITEM_TAG_POP:

		if (!parser->global_stack_ptr) {
			hid_err(parser->device, "global environment stack underflow\n");
			return -1;
		}

		memcpy(&parser->global, parser->global_stack +
			--parser->global_stack_ptr, sizeof(struct hid_global));
		return 0;

	case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
		parser->global.usage_page = item_udata(item);
		return 0;

	case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
		parser->global.logical_minimum = item_sdata(item);
		return 0;

	case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
		if (parser->global.logical_minimum < 0)
			parser->global.logical_maximum = item_sdata(item);
		else
			parser->global.logical_maximum = item_udata(item);
		return 0;

	case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
		parser->global.physical_minimum = item_sdata(item);
		return 0;

	case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
		if (parser->global.physical_minimum < 0)
			parser->global.physical_maximum = item_sdata(item);
		else
			parser->global.physical_maximum = item_udata(item);
		return 0;

	case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
		/* Many devices provide unit exponent as a two's complement
                 * nibble due to the common misunderstanding of HID
                 * specification 1.11, 6.2.2.7 Global Items. Attempt to handle
                 * both this and the standard encoding. */
		raw_value = item_sdata(item);
		if (!(raw_value & 0xfffffff0))
			parser->global.unit_exponent = hid_snto32(raw_value, 4);
		else
			parser->global.unit_exponent = raw_value;
		return 0;

	case HID_GLOBAL_ITEM_TAG_UNIT:
		parser->global.unit = item_udata(item);
		return 0;

	case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
		parser->global.report_size = item_udata(item);
		if (parser->global.report_size > 128) {
			hid_err(parser->device, "invalid report_size %d\n",
					parser->global.report_size);
			return -1;
		}
		return 0;

	case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
		parser->global.report_count = item_udata(item);
		if (parser->global.report_count > HID_MAX_USAGES) {
			hid_err(parser->device, "invalid report_count %d\n",
					parser->global.report_count);
			return -1;
		}
		return 0;

	case HID_GLOBAL_ITEM_TAG_REPORT_ID:
		parser->global.report_id = item_udata(item);
		if (parser->global.report_id == 0 ||
		    parser->global.report_id >= HID_MAX_IDS) {
			hid_err(parser->device, "report_id %u is invalid\n",
				parser->global.report_id);
			return -1;
		}
		return 0;

	default:
		hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
		return -1;
	}
}

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/*
 * Process a local item.
 */



static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
{
	__u32 data;
	unsigned n;
	__u32 count;

	data = item_udata(item);

	switch (item->tag) {
	case HID_LOCAL_ITEM_TAG_DELIMITER:

		if (data) {
			/*
                         * We treat items before the first delimiter
                         * as global to all usage sets (branch 0).
                         * In the moment we process only these global
                         * items and the first delimiter set.
                         */
			if (parser->local.delimiter_depth != 0) {
				hid_err(parser->device, "nested delimiters\n");
				return -1;
			}
			parser->local.delimiter_depth++;
			parser->local.delimiter_branch++;
		} else {
			if (parser->local.delimiter_depth < 1) {
				hid_err(parser->device, "bogus close delimiter\n");
				return -1;
			}
			parser->local.delimiter_depth--;
		}
		return 0;

	case HID_LOCAL_ITEM_TAG_USAGE:

		if (parser->local.delimiter_branch > 1) {
			dbg_hid("alternative usage ignored\n");
			return 0;
		}

		if (item->size <= 2)
			data = (parser->global.usage_page << 16) + data;

		return hid_add_usage(parser, data);

	case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:

		if (parser->local.delimiter_branch > 1) {
			dbg_hid("alternative usage ignored\n");
			return 0;
		}

		if (item->size <= 2)
			data = (parser->global.usage_page << 16) + data;

		parser->local.usage_minimum = data;
		return 0;

	case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:

		if (parser->local.delimiter_branch > 1) {
			dbg_hid("alternative usage ignored\n");
			return 0;
		}

		if (item->size <= 2)
			data = (parser->global.usage_page << 16) + data;

		count = data - parser->local.usage_minimum;
		if (count + parser->local.usage_index >= HID_MAX_USAGES) {
			/*
                         * We do not warn if the name is not set, we are
                         * actually pre-scanning the device.
                         */
			if (dev_name(&parser->device->dev))
				hid_warn(parser->device,
					 "ignoring exceeding usage max\n");
			data = HID_MAX_USAGES - parser->local.usage_index +
				parser->local.usage_minimum - 1;
			if (data <= 0) {
				hid_err(parser->device,
					"no more usage index available\n");
				return -1;
			}
		}

		for (n = parser->local.usage_minimum; n <= data; n++)
			if (hid_add_usage(parser, n)) {
				dbg_hid("hid_add_usage failed\n");
				return -1;
			}
		return 0;

	default:

		dbg_hid("unknown local item tag 0x%x\n", item->tag);
		return 0;
	}
	return 0;
}

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/*
 * Process a main item.
 */



static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
{
	__u32 data;
	int ret;

	data = item_udata(item);

	switch (item->tag) {
	case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
		ret = open_collection(parser, data & 0xff);
		break;
	case HID_MAIN_ITEM_TAG_END_COLLECTION:
		ret = close_collection(parser);
		break;
	case HID_MAIN_ITEM_TAG_INPUT:
		ret = hid_add_field(parser, HID_INPUT_REPORT, data);
		break;
	case HID_MAIN_ITEM_TAG_OUTPUT:
		ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
		break;
	case HID_MAIN_ITEM_TAG_FEATURE:
		ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
		break;
	default:
		hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
		ret = 0;
	}

	memset(&parser->local, 0, sizeof(parser->local));	/* Reset the local parser environment */

	return ret;
}

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/*
 * Process a reserved item.
 */



static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
{
	dbg_hid("reserved item type, tag 0x%x\n", item->tag);
	return 0;
}

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/*
 * Free a report and all registered fields. The field->usage and
 * field->value table's are allocated behind the field, so we need
 * only to free(field) itself.
 */



static void hid_free_report(struct hid_report *report)
{
	unsigned n;

	for (n = 0; n < report->maxfield; n++)
		kfree(report->field[n]);
	kfree(report);
}

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/*
 * Close report. This function returns the device
 * state to the point prior to hid_open_report().
 */


static void hid_close_report(struct hid_device *device)
{
	unsigned i, j;

	for (i = 0; i < HID_REPORT_TYPES; i++) {
		struct hid_report_enum *report_enum = device->report_enum + i;

		for (j = 0; j < HID_MAX_IDS; j++) {
			struct hid_report *report = report_enum->report_id_hash[j];
			if (report)
				hid_free_report(report);
		}
		memset(report_enum, 0, sizeof(*report_enum));
		INIT_LIST_HEAD(&report_enum->report_list);
	}

	kfree(device->rdesc);
	device->rdesc = NULL;
	device->rsize = 0;

	kfree(device->collection);
	device->collection = NULL;
	device->collection_size = 0;
	device->maxcollection = 0;
	device->maxapplication = 0;

	device->status &= ~HID_STAT_PARSED;
}

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/*
 * Free a device structure, all reports, and all fields.
 */



static void hid_device_release(struct device *dev)
{
	struct hid_device *hid = to_hid_device(dev);

	hid_close_report(hid);
	kfree(hid->dev_rdesc);
	kfree(hid);
}

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/*
 * Fetch a report description item from the data stream. We support long
 * items, though they are not used yet.
 */



static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
{
	u8 b;

	if ((end - start) <= 0)
		return NULL;

	b = *start++;

	item->type = (b >> 2) & 3;
	item->tag  = (b >> 4) & 15;

	if (item->tag == HID_ITEM_TAG_LONG) {

		item->format = HID_ITEM_FORMAT_LONG;

		if ((end - start) < 2)
			return NULL;

		item->size = *start++;
		item->tag  = *start++;

		if ((end - start) < item->size)
			return NULL;

		item->data.longdata = start;
		start += item->size;
		return start;
	}

	item->format = HID_ITEM_FORMAT_SHORT;
	item->size = b & 3;

	switch (item->size) {
	case 0:
		return start;

	case 1:
		if ((end - start) < 1)
			return NULL;
		item->data.u8 = *start++;
		return start;

	case 2:
		if ((end - start) < 2)
			return NULL;
		item->data.u16 = get_unaligned_le16(start);
		start = (__u8 *)((__le16 *)start + 1);
		return start;

	case 3:
		item->size++;
		if ((end - start) < 4)
			return NULL;
		item->data.u32 = get_unaligned_le32(start);
		start = (__u8 *)((__le32 *)start + 1);
		return start;
	}

	return NULL;
}

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Jiri Kosina
298
99.33%
1
50.00%
Harvey Harrison
2
0.67%
1
50.00%
Total
300
100.00%
2
100.00%



static void hid_scan_input_usage(struct hid_parser *parser, u32 usage)
{
	struct hid_device *hid = parser->device;

	if (usage == HID_DG_CONTACTID)
		hid->group = HID_GROUP_MULTITOUCH;
}

Contributors
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Henrik Rydberg
23
65.71%
2
66.67%
Benjamin Tissoires
12
34.29%
1
33.33%
Total
35
100.00%
3
100.00%



static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage)
{
	if (usage == 0xff0000c5 && parser->global.report_count == 256 &&
	    parser->global.report_size == 8)
		parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8;
}

Contributors
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Tokens
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CommitProp
Benjamin Tissoires
30
71.43%
1
50.00%
Henrik Rydberg
12
28.57%
1
50.00%
Total
42
100.00%
2
100.00%



static void hid_scan_collection(struct hid_parser *parser, unsigned type)
{
	struct hid_device *hid = parser->device;
	int i;

	if (((parser->global.usage_page << 16) == HID_UP_SENSOR) &&
	    type == HID_COLLECTION_PHYSICAL)
		hid->group = HID_GROUP_SENSOR_HUB;

	if (hid->vendor == USB_VENDOR_ID_MICROSOFT &&
	    hid->product == USB_DEVICE_ID_MS_POWER_COVER &&
	    hid->group == HID_GROUP_MULTITOUCH)
		hid->group = HID_GROUP_GENERIC;

	if ((parser->global.usage_page << 16) == HID_UP_GENDESK)
		for (i = 0; i < parser->local.usage_index; i++)
			if (parser->local.usage[i] == HID_GD_POINTER)
				parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER;

	if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR)
		parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC;
}

Contributors
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CommitProp
Andrew Duggan
73
49.32%
1
20.00%
Benjamin Tissoires
29
19.59%
1
20.00%
Alan Wu
21
14.19%
1
20.00%
Henrik Rydberg
20
13.51%
1
20.00%
Raimund Roth
5
3.38%
1
20.00%
Total
148
100.00%
5
100.00%



static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
{
	__u32 data;
	int i;

	data = item_udata(item);

	switch (item->tag) {
	case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
		hid_scan_collection(parser, data & 0xff);
		break;
	case HID_MAIN_ITEM_TAG_END_COLLECTION:
		break;
	case HID_MAIN_ITEM_TAG_INPUT:
		/* ignore constant inputs, they will be ignored by hid-input */
		if (data & HID_MAIN_ITEM_CONSTANT)
			break;
		for (i = 0; i < parser->local.usage_index; i++)
			hid_scan_input_usage(parser, parser->local.usage[i]);
		break;
	case HID_MAIN_ITEM_TAG_OUTPUT:
		break;
	case HID_MAIN_ITEM_TAG_FEATURE:
		for (i = 0; i < parser->local.usage_index; i++)
			hid_scan_feature_usage(parser, parser->local.usage[i]);
		break;
	}

	/* Reset the local parser environment */
	memset(&parser->local, 0, sizeof(parser->local));

	return 0;
}

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CommitProp
Benjamin Tissoires
103
65.61%
3
60.00%
Henrik Rydberg
50
31.85%
1
20.00%
Alexander Holler
4
2.55%
1
20.00%
Total
157
100.00%
5
100.00%

/*
 * Scan a report descriptor before the device is added to the bus.
 * Sets device groups and other properties that determine what driver
 * to load.
 */


static int hid_scan_report(struct hid_device *hid)
{
	struct hid_parser *parser;
	struct hid_item item;
	__u8 *start = hid->dev_rdesc;
	__u8 *end = start + hid->dev_rsize;
	static int (*dispatch_type[])(struct hid_parser *parser,
				      struct hid_item *item) = {
		hid_scan_main,
		hid_parser_global,
		hid_parser_local,
		hid_parser_reserved
	}
Contributors
Person
Tokens
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Commits
CommitProp
Benjamin Tissoires
54
83.08%
1
25.00%
Jiri Kosina
8
12.31%
1
25.00%
Jiri Slaby
2
3.08%
1
25.00%
Henrik Rydberg
1
1.54%
1
25.00%
Total
65
100.00%
4
100.00%

;

	parser = vzalloc(sizeof(struct hid_parser));
	if (!parser)
		return -ENOMEM;

	parser->device = hid;
	hid->group = HID_GROUP_GENERIC;

	/*
         * The parsing is simpler than the one in hid_open_report() as we should
         * be robust against hid errors. Those errors will be raised by
         * hid_open_report() anyway.
         */
	while ((start = fetch_item(start, end, &item)) != NULL)
		dispatch_type[item.type](parser, &item);

	/*
         * Handle special flags set during scanning.
         */
	if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
	    (hid->group == HID_GROUP_MULTITOUCH))
		hid->group = HID_GROUP_MULTITOUCH_WIN_8;

	/*
         * Vendor specific handlings
         */
	switch (hid->vendor) {
	case USB_VENDOR_ID_WACOM:
		hid->group = HID_GROUP_WACOM;
		break;
	case USB_VENDOR_ID_SYNAPTICS:
		if (hid->group == HID_GROUP_GENERIC)
			if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC)
			    && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER))
				/*
                                 * hid-rmi should take care of them,
                                 * not hid-generic
                                 */
				hid->group = HID_GROUP_RMI;
		break;
	}

	/* fall back to generic driver in case specific driver doesn't exist */
	switch (hid->group) {
	case HID_GROUP_MULTITOUCH_WIN_8:
		/* fall-through */
	case HID_GROUP_MULTITOUCH:
		if (!IS_ENABLED(CONFIG_HID_MULTITOUCH))
			hid->group = HID_GROUP_GENERIC;
		break;
	case HID_GROUP_SENSOR_HUB:
		if (!IS_ENABLED(CONFIG_HID_SENSOR_HUB))
			hid->group = HID_GROUP_GENERIC;
		break;
	case HID_GROUP_RMI:
		if (!IS_ENABLED(CONFIG_HID_RMI))
			hid->group = HID_GROUP_GENERIC;
		break;
	case HID_GROUP_WACOM:
		if (!IS_ENABLED(CONFIG_HID_WACOM))
			hid->group = HID_GROUP_GENERIC;
		break;
	case HID_GROUP_LOGITECH_DJ_DEVICE:
		if (!IS_ENABLED(CONFIG_HID_LOGITECH_DJ))
			hid->group = HID_GROUP_GENERIC;
		break;
	}
	vfree(parser);
	return 0;
}

/**
 * hid_parse_report - parse device report
 *
 * @device: hid device
 * @start: report start
 * @size: report size
 *
 * Allocate the device report as read by the bus driver. This function should
 * only be called from parse() in ll drivers.
 */

int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
{
	hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
	if (!hid->dev_rdesc)
		return -ENOMEM;
	hid->dev_rsize = size;
	return 0;
}

EXPORT_SYMBOL_GPL(hid_parse_report);


static const char * const hid_report_names[] = {
	"HID_INPUT_REPORT",
	"HID_OUTPUT_REPORT",
	"HID_FEATURE_REPORT",
};
/**
 * hid_validate_values - validate existing device report's value indexes
 *
 * @device: hid device
 * @type: which report type to examine
 * @id: which report ID to examine (0 for first)
 * @field_index: which report field to examine
 * @report_counts: expected number of values
 *
 * Validate the number of values in a given field of a given report, after
 * parsing.
 */


struct hid_report *hid_validate_values(struct hid_device *hid,
				       unsigned int type, unsigned int id,
				       unsigned int field_index,
				       unsigned int report_counts)
{
	struct hid_report *report;

	if (type > HID_FEATURE_REPORT) {
		hid_err(hid, "invalid HID report type %u\n", type);
		return NULL;
	}

	if (id >= HID_MAX_IDS) {
		hid_err(hid, "invalid HID report id %u\n", id);
		return NULL;
	}

	/*
         * Explicitly not using hid_get_report() here since it depends on
         * ->numbered being checked, which may not always be the case when
         * drivers go to access report values.
         */
	if (id == 0) {
		/*
                 * Validating on id 0 means we should examine the first
                 * report in the list.
                 */
		report = list_entry(
				hid->report_enum[type].report_list.next,
				struct hid_report, list);
	} else {
		report = hid->report_enum[type].report_id_hash[id];
	}
	if (!report) {
		hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
		return NULL;
	}
	if (report->maxfield <= field_index) {
		hid_err(hid, "not enough fields in %s %u\n",
			hid_report_names[type], id);
		return NULL;
	}
	if (report->field[field_index]->report_count < report_counts) {
		hid_err(hid, "not enough values in %s %u field %u\n",
			hid_report_names[type], id, field_index);
		return NULL;
	}
	return report;
}
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EXPORT_SYMBOL_GPL(hid_validate_values);

/**
 * hid_open_report - open a driver-specific device report
 *
 * @device: hid device
 *
 * Parse a report description into a hid_device structure. Reports are
 * enumerated, fields are attached to these reports.
 * 0 returned on success, otherwise nonzero error value.
 *
 * This function (or the equivalent hid_parse() macro) should only be
 * called from probe() in drivers, before starting the device.
 */


int hid_open_report(struct hid_device *device)
{
	struct hid_parser *parser;
	struct hid_item item;
	unsigned int size;
	__u8 *start;
	__u8 *buf;
	__u8 *end;
	int ret;
	static int (*dispatch_type[])(struct hid_parser *parser,
				      struct hid_item *item) = {
		hid_parser_main,
		hid_parser_global,
		hid_parser_local,
		hid_parser_reserved
	}
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Jiri Kosina
42
64.62%
1
25.00%
Henrik Rydberg
17
26.15%
1
25.00%
Kevin Daughtridge
4
6.15%
1
25.00%
Jiri Slaby
2
3.08%
1
25.00%
Total
65
100.00%
4
100.00%

;

	if (WARN_ON(device->status & HID_STAT_PARSED))
		return -EBUSY;

	start = device->dev_rdesc;
	if (WARN_ON(!start))
		return -ENODEV;
	size = device->dev_rsize;

	buf = kmemdup(start, size, GFP_KERNEL);
	if (buf == NULL)
		return -ENOMEM;

	if (device->driver->report_fixup)
		start = device->driver->report_fixup(device, buf, &size);
	else
		start = buf;

	start = kmemdup(start, size, GFP_KERNEL);
	kfree(buf);
	if (start == NULL)
		return -ENOMEM;

	device->rdesc = start;
	device->rsize = size;

	parser = vzalloc(sizeof(struct hid_parser));
	if (!parser) {
		ret = -ENOMEM;
		goto err;
	}

	parser->device = device;

	end = start + size;

	device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
				     sizeof(struct hid_collection), GFP_KERNEL);
	if (!device->collection) {
		ret = -ENOMEM;
		goto err;
	}
	device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;

	ret = -EINVAL;
	while ((start = fetch_item(start, end, &item)) != NULL) {

		if (item.format != HID_ITEM_FORMAT_SHORT) {
			hid_err(device, "unexpected long global item\n");
			goto err;
		}

		if (dispatch_type[item.type](parser, &item)) {
			hid_err(device, "item %u %u %u %u parsing failed\n",
				item.format, (unsigned)item.size,
				(unsigned)item.type, (unsigned)item.tag);
			goto err;
		}

		if (start == end) {
			if (parser->collection_stack_ptr) {
				hid_err(device, "unbalanced collection at end of report description\n");
				goto err;
			}
			if (parser->local.delimiter_depth) {
				hid_err(device, "unbalanced delimiter at end of report description\n");
				goto err;
			}
			vfree(parser);
			device->status |= HID_STAT_PARSED;
			return 0;
		}
	}

	hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
err:
	vfree(parser);
	hid_close_report(device);
	return ret;
}
EXPORT_SYMBOL_GPL
(hid_open_report);

/*
 * Convert a signed n-bit integer to signed 32-bit integer. Common
 * cases are done through the compiler, the screwed things has to be
 * done by hand.
 */



static s32 snto32(__u32 value, unsigned n)
{
	switch (n) {
	case 8:  return ((__s8)value);
	case 16: return ((__s16)value);
	case 32: return ((__s32)value);
	}
	return value & (1 << (n - 1)) ? value | (~0U << n) : value;
}

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2
2.67%
1
33.33%
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75
100.00%
3
100.00%



s32 hid_snto32(__u32 value, unsigned n)
{
	return snto32(value, n);
}
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19
100.00%
1
100.00%


EXPORT_SYMBOL_GPL(hid_snto32);

/*
 * Convert a signed 32-bit integer to a signed n-bit integer.
 */



static u32 s32ton(__s32 value, unsigned n)
{
	s32 a = value >> (n - 1);
	if (a && a != -1)
		return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
	return value & ((1 << n) - 1);
}

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70
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70
100.00%
1
100.00%

/*
 * Extract/implement a data field from/to a little endian report (bit array).
 *
 * Code sort-of follows HID spec:
 *     http://www.usb.org/developers/hidpage/HID1_11.pdf
 *
 * While the USB HID spec allows unlimited length bit fields in "report
 * descriptors", most devices never use more than 16 bits.
 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
 */



static u32 __extract(u8 *report, unsigned offset, int n)
{
	unsigned int idx = offset / 8;
	unsigned int bit_nr = 0;
	unsigned int bit_shift = offset % 8;
	int bits_to_copy = 8 - bit_shift;
	u32 value = 0;
	u32 mask = n < 32 ? (1U << n) - 1 : ~0U;

	while (n > 0) {
		value |= ((u32)report[idx] >> bit_shift) << bit_nr;
		n -= bits_to_copy;
		bit_nr += bits_to_copy;
		bits_to_copy = 8;
		bit_shift = 0;
		idx++;
	}

	return value & mask;
}

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u32 hid_field_extract(const struct hid_device *hid, u8 *report,
			unsigned offset, unsigned n)
{
	if (n > 32) {
		hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n",
			 n, current->comm);
		n = 32;
	}

	return __extract(report, offset, n);
}
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Jiri Kosina
33
58.93%
2
40.00%
Dmitry Torokhov
12
21.43%
1
20.00%
Joe Perches
9
16.07%
1
20.00%
Goffredo Baroncelli
2
3.57%
1
20.00%
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56
100.00%
5
100.00%


EXPORT_SYMBOL_GPL(hid_field_extract);

/*
 * "implement" : set bits in a little endian bit stream.
 * Same concepts as "extract" (see comments above).
 * The data mangled in the bit stream remains in little endian
 * order the whole time. It make more sense to talk about
 * endianness of register values by considering a register
 * a "cached" copy of the little endian bit stream.
 */



static void __implement(u8 *report, unsigned offset, int n, u32 value)
{
	unsigned int idx = offset / 8;
	unsigned int bit_shift = offset % 8;
	int bits_to_set = 8 - bit_shift;

	while (n - bits_to_set >= 0) {
		report[idx] &= ~(0xff << bit_shift);
		report[idx] |= value << bit_shift;
		value >>= bits_to_set;
		n -= bits_to_set;
		bits_to_set = 8;
		bit_shift = 0;
		idx++;
	}

	/* last nibble */
	if (n) {
		u8 bit_mask = ((1U << n) - 1);
		report[idx] &= ~(bit_mask << bit_shift);
		report[idx] |= value << bit_shift;
	}
}

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static void implement(const struct hid_device *hid, u8 *report,
		      unsigned offset, unsigned n, u32 value)
{
	if (unlikely(n > 32)) {
		hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
			 __func__, n, current->comm);
		n = 32;
	} else if (n < 32) {
		u32 m = (1U << n) - 1;

		if (unlikely(value > m)) {
			hid_warn(hid,
				 "%s() called with too large value %d (n: %d)! (%s)\n",
				 __func__, value, n, current->comm);
			WARN_ON(1);
			value &= m;
		}
	}

	__implement(report, offset, n, value);
}

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61
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45
36.59%
2
40.00%
Joe Perches
17
13.82%
1
20.00%
Total
123
100.00%
5
100.00%

/*
 * Search an array for a value.
 */



static int search(__s32 *array, __s32 value, unsigned n)
{
	while (n--) {
		if (*array++ == value)
			return 0;
	}
	return -1;
}

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/**
 * hid_match_report - check if driver's raw_event should be called
 *
 * @hid: hid device
 * @report_type: type to match against
 *
 * compare hid->driver->report_table->report_type to report->type
 */


static int hid_match_report(struct hid_device *hid, struct hid_report *report)
{
	const struct hid_report_id *id = hid->driver->report_table;

	if (!id) /* NULL means all */
		return 1;

	for (; id->report_type != HID_TERMINATOR; id++)
		if (id->report_type == HID_ANY_ID ||
				id->report_type == report->type)
			return 1;
	return 0;
}

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/**
 * hid_match_usage - check if driver's event should be called
 *
 * @hid: hid device
 * @usage: usage to match against
 *
 * compare hid->driver->usage_table->usage_{type,code} to
 * usage->usage_{type,code}
 */


static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
{
	const struct hid_usage_id *id = hid->driver->usage_table;

	if (!id) /* NULL means all */
		return 1;

	for (; id->usage_type != HID_ANY_ID - 1; id++)
		if ((id->usage_hid == HID_ANY_ID ||
				id->usage_hid == usage->hid) &&
				(id->usage_type == HID_ANY_ID ||
				id->usage_type == usage->type) &&
				(id->usage_code == HID_ANY_ID ||
				 id->usage_code == usage->code))
			return 1;
	return 0;
}

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static void hid_process_event(struct hid_device *hid, struct hid_field *field,
		struct hid_usage *usage, __s32 value, int interrupt)
{
	struct hid_driver *hdrv = hid->driver;
	int ret;

	if (!list_empty(&hid->debug_list))
		hid_dump_input(hid, usage, value);

	if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
		ret = hdrv->event(hid, field, usage, value);
		if (ret != 0) {
			if (ret < 0)
				hid_err(hid, "%s's event failed with %d\n",
						hdrv->name, ret);
			return;
		}
	}

	if (hid->claimed & HID_CLAIMED_INPUT)
		hidinput_hid_event(hid, field, usage, value);
	if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
		hid->hiddev_hid_event(hid, field, usage, value);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
85
51.52%
4
66.67%
Jiri Slaby
69
41.82%
1
16.67%
Henrik Rydberg
11
6.67%
1
16.67%
Total
165
100.00%
6
100.00%

/*
 * Analyse a received field, and fetch the data from it. The field
 * content is stored for next report processing (we do differential
 * reporting to the layer).
 */



static void hid_input_field(struct hid_device *hid, struct hid_field *field,
			    __u8 *data, int interrupt)
{
	unsigned n;
	unsigned count = field->report_count;
	unsigned offset = field->report_offset;
	unsigned size = field->report_size;
	__s32 min = field->logical_minimum;
	__s32 max = field->logical_maximum;
	__s32 *value;

	value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
	if (!value)
		return;

	for (n = 0; n < count; n++) {

		value[n] = min < 0 ?
			snto32(hid_field_extract(hid, data, offset + n * size,
			       size), size) :
			hid_field_extract(hid, data, offset + n * size, size);

		/* Ignore report if ErrorRollOver */
		if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
		    value[n] >= min && value[n] <= max &&
		    value[n] - min < field->maxusage &&
		    field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
			goto exit;
	}

	for (n = 0; n < count; n++) {

		if (HID_MAIN_ITEM_VARIABLE & field->flags) {
			hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
			continue;
		}

		if (field->value[n] >= min && field->value[n] <= max
			&& field->value[n] - min < field->maxusage
			&& field->usage[field->value[n] - min].hid
			&& search(value, field->value[n], count))
				hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);

		if (value[n] >= min && value[n] <= max
			&& value[n] - min < field->maxusage
			&& field->usage[value[n] - min].hid
			&& search(field->value, value[n], count))
				hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
	}

	memcpy(field->value, value, count * sizeof(__s32));
exit:
	kfree(value);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
393
89.12%
1
16.67%
Benjamin Tissoires
35
7.94%
1
16.67%
Joe Perches
10
2.27%
2
33.33%
Goffredo Baroncelli
2
0.45%
1
16.67%
Adrian Bunk
1
0.23%
1
16.67%
Total
441
100.00%
6
100.00%

/*
 * Output the field into the report.
 */



static void hid_output_field(const struct hid_device *hid,
			     struct hid_field *field, __u8 *data)
{
	unsigned count = field->report_count;
	unsigned offset = field->report_offset;
	unsigned size = field->report_size;
	unsigned n;

	for (n = 0; n < count; n++) {
		if (field->logical_minimum < 0)	/* signed values */
			implement(hid, data, offset + n * size, size,
				  s32ton(field->value[n], size));
		else				/* unsigned values */
			implement(hid, data, offset + n * size, size,
				  field->value[n]);
	}
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
110
91.67%
1
50.00%
Joe Perches
10
8.33%
1
50.00%
Total
120
100.00%
2
100.00%

/*
 * Create a report. 'data' has to be allocated using
 * hid_alloc_report_buf() so that it has proper size.
 */



void hid_output_report(struct hid_report *report, __u8 *data)
{
	unsigned n;

	if (report->id > 0)
		*data++ = report->id;

	memset(data, 0, ((report->size - 1) >> 3) + 1);
	for (n = 0; n < report->maxfield; n++)
		hid_output_field(report->device, report->field[n], data);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
60
70.59%
1
33.33%
Pete Zaitcev
21
24.71%
1
33.33%
Joe Perches
4
4.71%
1
33.33%
Total
85
100.00%
3
100.00%


EXPORT_SYMBOL_GPL(hid_output_report);

/*
 * Allocator for buffer that is going to be passed to hid_output_report()
 */


u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
{
	/*
         * 7 extra bytes are necessary to achieve proper functionality
         * of implement() working on 8 byte chunks
         */

	int len = hid_report_len(report) + 7;

	return kmalloc(len, flags);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Benjamin Tissoires
23
69.70%
2
66.67%
Jiri Kosina
10
30.30%
1
33.33%
Total
33
100.00%
3
100.00%


EXPORT_SYMBOL_GPL(hid_alloc_report_buf);

/*
 * Set a field value. The report this field belongs to has to be
 * created and transferred to the device, to set this value in the
 * device.
 */



int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
{
	unsigned size;

	if (!field)
		return -1;

	size = field->report_size;

	hid_dump_input(field->report->device, field->usage + offset, value);

	if (offset >= field->report_count) {
		hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
				offset, field->report_count);
		return -1;
	}
	if (field->logical_minimum < 0) {
		if (value != snto32(s32ton(value, size), size)) {
			hid_err(field->report->device, "value %d is out of range\n", value);
			return -1;
		}
	}
	field->value[offset] = value;
	return 0;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
126
90.65%
4
80.00%
Kees Cook
13
9.35%
1
20.00%
Total
139
100.00%
5
100.00%


EXPORT_SYMBOL_GPL(hid_set_field);



static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
		const u8 *data)
{
	struct hid_report *report;
	unsigned int n = 0;	/* Normally report number is 0 */

	/* Device uses numbered reports, data[0] is report number */
	if (report_enum->numbered)
		n = *data;

	report = report_enum->report_id_hash[n];
	if (report == NULL)
		dbg_hid("undefined report_id %u received\n", n);

	return report;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
36
53.73%
2
66.67%
Jiri Slaby
31
46.27%
1
33.33%
Total
67
100.00%
3
100.00%

/*
 * Implement a generic .request() callback, using .raw_request()
 * DO NOT USE in hid drivers directly, but through hid_hw_request instead.
 */


void __hid_request(struct hid_device *hid, struct hid_report *report,
		int reqtype)
{
	char *buf;
	int ret;
	int len;

	buf = hid_alloc_report_buf(report, GFP_KERNEL);
	if (!buf)
		return;

	len = hid_report_len(report);

	if (reqtype == HID_REQ_SET_REPORT)
		hid_output_report(report, buf);

	ret = hid->ll_driver->raw_request(hid, report->id, buf, len,
					  report->type, reqtype);
	if (ret < 0) {
		dbg_hid("unable to complete request: %d\n", ret);
		goto out;
	}

	if (reqtype == HID_REQ_GET_REPORT)
		hid_input_report(hid, report->type, buf, ret, 0);

out:
	kfree(buf);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Benjamin Tissoires
134
100.00%
1
100.00%
Total
134
100.00%
1
100.00%


EXPORT_SYMBOL_GPL(__hid_request);



int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
		int interrupt)
{
	struct hid_report_enum *report_enum = hid->report_enum + type;
	struct hid_report *report;
	struct hid_driver *hdrv;
	unsigned int a;
	int rsize, csize = size;
	u8 *cdata = data;
	int ret = 0;

	report = hid_get_report(report_enum, data);
	if (!report)
		goto out;

	if (report_enum->numbered) {
		cdata++;
		csize--;
	}

	rsize = ((report->size - 1) >> 3) + 1;

	if (rsize > HID_MAX_BUFFER_SIZE)
		rsize = HID_MAX_BUFFER_SIZE;

	if (csize < rsize) {
		dbg_hid("report %d is too short, (%d < %d)\n", report->id,
				csize, rsize);
		memset(cdata + csize, 0, rsize - csize);
	}

	if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
		hid->hiddev_report_event(hid, report);
	if (hid->claimed & HID_CLAIMED_HIDRAW) {
		ret = hidraw_report_event(hid, data, size);
		if (ret)
			goto out;
	}

	if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
		for (a = 0; a < report->maxfield; a++)
			hid_input_field(hid, report->field[a], cdata, interrupt);
		hdrv = hid->driver;
		if (hdrv && hdrv->report)
			hdrv->report(hid, report);
	}

	if (hid->claimed & HID_CLAIMED_INPUT)
		hidinput_report_event(hid, report);
out:
	return ret;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
159
53.72%
4
40.00%
Jiri Slaby
76
25.68%
1
10.00%
Benjamin Tissoires
32
10.81%
2
20.00%
Armando Visconti
10
3.38%
1
10.00%
Matthieu Castet
10
3.38%
1
10.00%
Adam Kropelin
9
3.04%
1
10.00%
Total
296
100.00%
10
100.00%


EXPORT_SYMBOL_GPL(hid_report_raw_event);

/**
 * hid_input_report - report data from lower layer (usb, bt...)
 *
 * @hid: hid device
 * @type: HID report type (HID_*_REPORT)
 * @data: report contents
 * @size: size of data parameter
 * @interrupt: distinguish between interrupt and control transfers
 *
 * This is data entry for lower layers.
 */


int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
{
	struct hid_report_enum *report_enum;
	struct hid_driver *hdrv;
	struct hid_report *report;
	int ret = 0;

	if (!hid)
		return -ENODEV;

	if (down_trylock(&hid->driver_input_lock))
		return -EBUSY;

	if (!hid->driver) {
		ret = -ENODEV;
		goto unlock;
	}
	report_enum = hid->report_enum + type;
	hdrv = hid->driver;

	if (!size) {
		dbg_hid("empty report\n");
		ret = -1;
		goto unlock;
	}

	/* Avoid unnecessary overhead if debugfs is disabled */
	if (!list_empty(&hid->debug_list))
		hid_dump_report(hid, type, data, size);

	report = hid_get_report(report_enum, data);

	if (!report) {
		ret = -1;
		goto unlock;
	}

	if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
		ret = hdrv->raw_event(hid, report, data, size);
		if (ret < 0)
			goto unlock;
	}

	ret = hid_report_raw_event(hid, type, data, size, interrupt);

unlock:
	up(&hid->driver_input_lock);
	return ret;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Slaby
118
50.64%
1
8.33%
David Herrmann
55
23.61%
1
8.33%
Jiri Kosina
29
12.45%
6
50.00%
Julia Lawall
14
6.01%
1
8.33%
Matthieu Castet
11
4.72%
1
8.33%
Benjamin Tissoires
4
1.72%
1
8.33%
Andrew de los Reyes
2
0.86%
1
8.33%
Total
233
100.00%
12
100.00%


EXPORT_SYMBOL_GPL(hid_input_report);



static bool hid_match_one_id(struct hid_device *hdev,
		const struct hid_device_id *id)
{
	return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
		(id->group == HID_GROUP_ANY || id->group == hdev->group) &&
		(id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
		(id->product == HID_ANY_ID || id->product == hdev->product);
}

Contributors
Person
Tokens
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Jiri Kosina
58
70.73%
1
33.33%
Henrik Rydberg
24
29.27%
2
66.67%
Total
82
100.00%
3
100.00%



const struct hid_device_id *hid_match_id(struct hid_device *hdev,
		const struct hid_device_id *id)
{
	for (; id->bus; id++)
		if (hid_match_one_id(hdev, id))
			return id;

	return NULL;
}

Contributors
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Jiri Kosina
44
100.00%
1
100.00%
Total
44
100.00%
1
100.00%


static const struct hid_device_id hid_hiddev_list[] = {
	{ HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
	{ }
};



static bool hid_hiddev(struct hid_device *hdev)
{
	return !!hid_match_id(hdev, hid_hiddev_list);
}


Contributors
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Jiri Kosina
21
100.00%
1
100.00%
Total
21
100.00%
1
100.00%


static ssize_t

read_report_descriptor(struct file *filp, struct kobject *kobj,
		struct bin_attribute *attr,
		char *buf, loff_t off, size_t count)
{
	struct device *dev = kobj_to_dev(kobj);
	struct hid_device *hdev = to_hid_device(dev);

	if (off >= hdev->rsize)
		return 0;

	if (off + count > hdev->rsize)
		count = hdev->rsize - off;

	memcpy(buf, hdev->rdesc + off, count);

	return count;
}

Contributors
Person
Tokens
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CommitProp
Alan Ott
94
97.92%
1
33.33%
Geliang Tang
2
2.08%
2
66.67%
Total
96
100.00%
3
100.00%


static ssize_t

show_country(struct device *dev, struct device_attribute *attr,
		char *buf)
{
	struct hid_device *hdev = to_hid_device(dev);

	return sprintf(buf, "%02x\n", hdev->country & 0xff);
}

Contributors
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Tokens
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Olivier Gay
43
97.73%
1
50.00%
Geliang Tang
1
2.27%
1
50.00%
Total
44
100.00%
2
100.00%


static struct bin_attribute dev_bin_attr_report_desc = {
	.attr = { .name = "report_descriptor", .mode = 0444 },
	.read = read_report_descriptor,
	.size = HID_MAX_DESCRIPTOR_SIZE,
};


static struct device_attribute dev_attr_country = {
	.attr = { .name = "country", .mode = 0444 },
	.show = show_country,
};



int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
{
	static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
		"Joystick", "Gamepad", "Keyboard", "Keypad",
		"Multi-Axis Controller"
	};
	const char *type, *bus;
	char buf[64] = "";
	unsigned int i;
	int len;
	int ret;

	if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
		connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
	if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
		connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
	if (hdev->bus != BUS_USB)
		connect_mask &= ~HID_CONNECT_HIDDEV;
	if (hid_hiddev(hdev))
		connect_mask |= HID_CONNECT_HIDDEV_FORCE;

	if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
				connect_mask & HID_CONNECT_HIDINPUT_FORCE))
		hdev->claimed |= HID_CLAIMED_INPUT;

	if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
			!hdev->hiddev_connect(hdev,
				connect_mask & HID_CONNECT_HIDDEV_FORCE))
		hdev->claimed |= HID_CLAIMED_HIDDEV;
	if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
		hdev->claimed |= HID_CLAIMED_HIDRAW;

	if (connect_mask & HID_CONNECT_DRIVER)
		hdev->claimed |= HID_CLAIMED_DRIVER;

	/* Drivers with the ->raw_event callback set are not required to connect
         * to any other listener. */
	if (!hdev->claimed && !hdev->driver->raw_event) {
		hid_err(hdev, "device has no listeners, quitting\n");
		return -ENODEV;
	}

	if ((hdev->claimed & HID_CLAIMED_INPUT) &&
			(connect_mask & HID_CONNECT_FF) && hdev->ff_init)
		hdev->ff_init(hdev);

	len = 0;
	if (hdev->claimed & HID_CLAIMED_INPUT)
		len += sprintf(buf + len, "input");
	if (hdev->claimed & HID_CLAIMED_HIDDEV)
		len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
				((struct hiddev *)hdev->hiddev)->minor);
	if (hdev->claimed & HID_CLAIMED_HIDRAW)
		len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
				((struct hidraw *)hdev->hidraw)->minor);

	type = "Device";
	for (i = 0; i < hdev->maxcollection; i++) {
		struct hid_collection *col = &hdev->collection[i];
		if (col->type == HID_COLLECTION_APPLICATION &&
		   (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
		   (col->usage & 0xffff) < ARRAY_SIZE(types)) {
			type = types[col->usage & 0xffff];
			break;
		}
	}

	switch (hdev->bus) {
	case BUS_USB:
		bus = "USB";
		break;
	case BUS_BLUETOOTH:
		bus = "BLUETOOTH";
		break;
	case BUS_I2C:
		bus = "I2C";
		break;
	default:
		bus = "<UNKNOWN>";
	}

	ret = device_create_file(&hdev->dev, &dev_attr_country);
	if (ret)
		hid_warn(hdev,
			 "can't create sysfs country code attribute err: %d\n", ret);

	hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
		 buf, bus, hdev->version >> 8, hdev->version & 0xff,
		 type, hdev->name, hdev->phys);

	return 0;
}
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Jiri Slaby
427
79.52%
1
8.33%
Olivier Gay
24
4.47%
1
8.33%
Bastien Nocera
16
2.98%
1
8.33%
Benjamin Tissoires
12
2.23%
1
8.33%
Daniel Mack
12
2.23%
1
8.33%
Jiri Kosina
11
2.05%
1
8.33%
David Herrmann
9
1.68%
1
8.33%
Kim Jae Joong
9
1.68%
1
8.33%
Daniel Martin
8
1.49%
1
8.33%
Alan Ott
5
0.93%
1
8.33%
Richard Purdie
2
0.37%
1
8.33%
Joe Perches
2
0.37%
1
8.33%
Total
537
100.00%
12
100.00%


EXPORT_SYMBOL_GPL(hid_connect);



void hid_disconnect(struct hid_device *hdev)
{
	device_remove_file(&hdev->dev, &dev_attr_country);
	if (hdev->claimed & HID_CLAIMED_INPUT)
		hidinput_disconnect(hdev);
	if (hdev->claimed & HID_CLAIMED_HIDDEV)
		hdev->hiddev_disconnect(hdev);
	if (hdev->claimed & HID_CLAIMED_HIDRAW)
		hidraw_disconnect(hdev);
	hdev->claimed = 0;
}
Contributors
Person
Tokens
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Commits
CommitProp
Jiri Kosina
51
75.00%
1
33.33%
Olivier Gay
11
16.18%
1
33.33%
Benjamin Tissoires
6
8.82%
1
33.33%
Total
68
100.00%
3
100.00%


EXPORT_SYMBOL_GPL(hid_disconnect);

/**
 * hid_hw_start - start underlying HW
 * @hdev: hid device
 * @connect_mask: which outputs to connect, see HID_CONNECT_*
 *
 * Call this in probe function *after* hid_parse. This will setup HW
 * buffers and start the device (if not defeirred to device open).
 * hid_hw_stop must be called if this was successful.
 */


int hid_hw_start(struct hid_device *hdev, unsigned int connect_mask)
{
	int error;

	error = hdev->ll_driver->start(hdev);
	if (error)
		return error;

	if (connect_mask) {
		error = hid_connect(hdev, connect_mask);
		if (error) {
			hdev->ll_driver->stop(hdev);
			return error;
		}
	}

	return 0;
}
Contributors
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Dmitry Torokhov
71
100.00%
1
100.00%
Total
71
100.00%
1
100.00%


EXPORT_SYMBOL_GPL(hid_hw_start);

/**
 * hid_hw_stop - stop underlying HW
 * @hdev: hid device
 *
 * This is usually called from remove function or from probe when something
 * failed and hid_hw_start was called already.
 */


void hid_hw_stop(struct hid_device *hdev)
{
	hid_disconnect(hdev);
	hdev->ll_driver->stop(hdev);
}
Contributors
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Dmitry Torokhov
24
100.00%
1
100.00%
Total
24
100.00%
1
100.00%


EXPORT_SYMBOL_GPL(hid_hw_stop);

/**
 * hid_hw_open - signal underlying HW to start delivering events
 * @hdev: hid device
 *
 * Tell underlying HW to start delivering events from the device.
 * This function should be called sometime after successful call
 * to hid_hiw_start().
 */


int hid_hw_open(struct hid_device *hdev)
{
	int ret;

	ret = mutex_lock_killable(&hdev->ll_open_lock);
	if (ret)
		return ret;

	if (!hdev->ll_open_count++) {
		ret = hdev->ll_driver->open(hdev);
		if (ret)
			hdev->ll_open_count--;
	}

	mutex_unlock(&hdev->ll_open_lock);
	return ret;
}
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EXPORT_SYMBOL_GPL(hid_hw_open);

/**
 * hid_hw_close - signal underlaying HW to stop delivering events
 *
 * @hdev: hid device
 *
 * This function indicates that we are not interested in the events
 * from this device anymore. Delivery of events may or may not stop,
 * depending on the number of users still outstanding.
 */


void hid_hw_close(struct hid_device *hdev)
{
	mutex_lock(&hdev->ll_open_lock);
	if (!--hdev->ll_open_count)
		hdev->ll_driver->close(hdev);
	mutex_unlock(&hdev->ll_open_lock);
}
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EXPORT_SYMBOL_GPL(hid_hw_close);

/*
 * A list of devices for which there is a specialized driver on HID bus.
 *
 * Please note that for multitouch devices (driven by hid-multitouch driver),
 * there is a proper autodetection and autoloading in place (based on presence
 * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
 * as we are doing the right thing in hid_scan_usage().
 *
 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
 * physical is found inside a usage page of type sensor, hid-sensor-hub will be
 * used as a driver. See hid_scan_report().
 */

static const struct hid_device_id hid_have_special_driver[] = {
#if IS_ENABLED(CONFIG_HID_A4TECH)
	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
#endif
#if IS_ENABLED(CONFIG_HID_ACCUTOUCH)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_ACCUTOUCH_2216) },
#endif
#if IS_ENABLED(CONFIG_HID_ACRUX)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
#endif
#if IS_ENABLED(CONFIG_HID_ALPS)
	{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_ALPS_JP, HID_DEVICE_ID_ALPS_U1_DUAL) },
#endif
#if IS_ENABLED(CONFIG_HID_APPLE)
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
#endif
#if IS_ENABLED(CONFIG_HID_APPLEIR)
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
#endif
#if IS_ENABLED(CONFIG_HID_ASUS)
	{ HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD) },
	{ HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100_KEYBOARD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD) },
#endif
#if IS_ENABLED(CONFIG_HID_AUREAL)
	{ HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
#endif
#if IS_ENABLED(CONFIG_HID_BELKIN)
	{ HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
#endif
#if IS_ENABLED(CONFIG_HID_BETOP_FF)
	{ HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) },
#endif
#if IS_ENABLED(CONFIG_HID_CHERRY)
	{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
#endif
#if IS_ENABLED(CONFIG_HID_CHICONY)
	{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) },
#endif
#if IS_ENABLED(CONFIG_HID_CMEDIA)
	{ HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM6533) },
#endif
#if IS_ENABLED(CONFIG_HID_CORSAIR)
	{ HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K90) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_SCIMITAR_PRO_RGB) },
#endif
#if IS_ENABLED(CONFIG_HID_CP2112)
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) },
#endif
#if IS_ENABLED(CONFIG_HID_CYPRESS)
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
#endif
#if IS_ENABLED(CONFIG_HID_DRAGONRISE)
	{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
#endif
#if IS_ENABLED(CONFIG_HID_ELECOM)
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRED) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRELESS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRED) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRELESS) },
#endif
#if IS_ENABLED(CONFIG_HID_ELO)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
#endif
#if IS_ENABLED(CONFIG_HID_EMS_FF)
	{ HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
#endif
#if IS_ENABLED(CONFIG_HID_EZKEY)
	{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
#endif
#if IS_ENABLED(CONFIG_HID_GEMBIRD)
	{ HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) },
#endif
#if IS_ENABLED(CONFIG_HID_GFRM)
        { HID_BLUETOOTH_DEVICE(0x58, 0x2000) },
        { HID_BLUETOOTH_DEVICE(0x471, 0x2210) },
#endif
#if IS_ENABLED(CONFIG_HID_GREENASIA)
	{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
#endif
#if IS_ENABLED(CONFIG_HID_GT683R)
	{ HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
#endif
#if IS_ENABLED(CONFIG_HID_GYRATION)
	{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
#endif
#if IS_ENABLED(CONFIG_HID_HOLTEK)
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
#endif
#if IS_ENABLED(CONFIG_HID_ICADE)
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
#endif
#if IS_ENABLED(CONFIG_HID_ITE)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE8595) },
#endif
#if IS_ENABLED(CONFIG_HID_KENSINGTON)
	{ HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
#endif
#if IS_ENABLED(CONFIG_HID_KEYTOUCH)
	{ HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
#endif
#if IS_ENABLED(CONFIG_HID_KYE)
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) },
#endif
#if IS_ENABLED(CONFIG_HID_LCPOWER)
	{ HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
#endif
#if IS_ENABLED(CONFIG_HID_LED)
	{ HID_USB_DEVICE(USB_VENDOR_ID_DELCOM, USB_DEVICE_ID_DELCOM_VISUAL_IND) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_WN) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_FA) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_LUXAFOR) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
#endif
#if IS_ENABLED(CONFIG_HID_LENOVO)
	{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
#endif
#if IS_ENABLED(CONFIG_HID_LOGITECH)
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
#endif
#if IS_ENABLED(CONFIG_HID_LOGITECH_HIDPP)
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G920_WHEEL) },
#endif
#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
#endif
#if IS_ENABLED(CONFIG_HID_MAGICMOUSE)
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
#endif
#if IS_ENABLED(CONFIG_HID_MAYFLASH)
	{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE2) },
#endif
#if IS_ENABLED(CONFIG_HID_MICROSOFT)
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
#endif
#if IS_ENABLED(CONFIG_HID_MONTEREY)
	{ HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
#endif
#if IS_ENABLED(CONFIG_HID_MULTITOUCH)
	{ HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MELFAS_MT) },
#endif
#if IS_ENABLED(CONFIG_HID_WIIMOTE)
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
#endif
#if IS_ENABLED(CONFIG_HID_NTI)
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTI, USB_DEVICE_ID_USB_SUN) },
#endif
#if IS_ENABLED(CONFIG_HID_NTRIG)
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
#endif
#if IS_ENABLED(CONFIG_HID_ORTEK)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_IHOME_IMAC_A210S) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
#endif
#if IS_ENABLED(CONFIG_HID_PANTHERLORD)
	{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
#endif
#if IS_ENABLED(CONFIG_HID_PENMOUNT)
	{ HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
#endif
#if IS_ENABLED(CONFIG_HID_PETALYNX)
	{ HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
#endif
#if IS_ENABLED(CONFIG_HID_PICOLCD)
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
#endif
#if IS_ENABLED(CONFIG_HID_PLANTRONICS)
	{ HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
#endif
#if IS_ENABLED(CONFIG_HID_PRIMAX)
	{ HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
#endif
#if IS_ENABLED(CONFIG_HID_PRODIKEYS)
	{ HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
#endif
#if IS_ENABLED(CONFIG_HID_RETRODE)
	{ HID_USB_DEVICE(USB_VENDOR_ID_FUTURE_TECHNOLOGY, USB_DEVICE_ID_RETRODE2) },
#endif
#if IS_ENABLED(CONFIG_HID_RMI)
	{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_COVER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) },
#endif
#if IS_ENABLED(CONFIG_HID_ROCCAT)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
#endif
#if IS_ENABLED(CONFIG_HID_SAITEK)
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT9) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT5) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) },
#endif
#if IS_ENABLED(CONFIG_HID_SAMSUNG)
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
#endif
#if IS_ENABLED(CONFIG_HID_SMARTJOYPLUS)
	{ HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
#endif
#if IS_ENABLED(CONFIG_HID_SONY)
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SINO_LITE, USB_DEVICE_ID_SINO_LITE_CONTROLLER) },
#endif
#if IS_ENABLED(CONFIG_HID_SPEEDLINK)
	{ HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
#endif
#if IS_ENABLED(CONFIG_HID_STEELSERIES)
	{ HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
#endif
#if IS_ENABLED(CONFIG_HID_SUNPLUS)
	{ HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
#endif
#if IS_ENABLED(CONFIG_HID_THRUSTMASTER)
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
#endif
#if IS_ENABLED(CONFIG_HID_TIVO)
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
#endif
#if IS_ENABLED(CONFIG_HID_TOPSEED)
	{ HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
#endif
#if IS_ENABLED(CONFIG_HID_TWINHAN)
	{ HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
#endif
#if IS_ENABLED(CONFIG_HID_UCLOGIC)
	{ HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_HUION_TABLET) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_YIYNOVA_TABLET) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_81) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_45) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_DRAWIMAGE_G3) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_TABLET_EX07S) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610) },
#endif
#if IS_ENABLED(CONFIG_HID_UDRAW_PS3)
	{ HID_USB_DEVICE(USB_VENDOR_ID_THQ, USB_DEVICE_ID_THQ_PS3_UDRAW) },
#endif
#if IS_ENABLED(CONFIG_HID_WALTOP)
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
#endif
#if IS_ENABLED(CONFIG_HID_XINMO)
	{ HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_THT_2P_ARCADE) },
#endif
#if IS_ENABLED(CONFIG_HID_ZEROPLUS)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
#endif
#if IS_ENABLED(CONFIG_HID_ZYDACRON)
	{ HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
#endif
	{ }
};


struct hid_dynid {
	
struct list_head list;
	
struct hid_device_id id;
};

/**
 * store_new_id - add a new HID device ID to this driver and re-probe devices
 * @driver: target device driver
 * @buf: buffer for scanning device ID data
 * @count: input size
 *
 * Adds a new dynamic hid device ID to this driver,
 * and causes the driver to probe for all devices again.
 */


static ssize_t new_id_store(struct device_driver *drv, const char *buf,
		size_t count)
{
	struct hid_driver *hdrv = to_hid_driver(drv);
	struct hid_dynid *dynid;
	__u32 bus, vendor, product;
	unsigned long driver_data = 0;
	int ret;

	ret = sscanf(buf, "%x %x %x %lx",
			&bus, &vendor, &product, &driver_data);
	if (ret < 3)
		return -EINVAL;

	dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
	if (!dynid)
		return -ENOMEM;

	dynid->id.bus = bus;
	dynid->id.group = HID_GROUP_ANY;
	dynid->id.vendor = vendor;
	dynid->id.product = product;
	dynid->id.driver_data = driver_data;

	spin_lock(&hdrv->dyn_lock);
	list_add_tail(&dynid->list, &hdrv->dyn_list);
	spin_unlock(&hdrv->dyn_lock);

	ret = driver_attach(&hdrv->driver);

	return ret ? : count;
}
Contributors
Person
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CommitProp
Jiri Slaby
178
94.68%
1
25.00%
Henrik Rydberg
8
4.26%
1
25.00%
Geliang Tang
1
0.53%
1
25.00%
Greg Kroah-Hartman
1
0.53%
1
25.00%
Total
188
100.00%
4
100.00%

static DRIVER_ATTR_WO(new_id);


static struct attribute *hid_drv_attrs[] = {
	&driver_attr_new_id.attr,
	NULL,
};

ATTRIBUTE_GROUPS(hid_drv);



static void hid_free_dynids(struct hid_driver *hdrv)
{
	struct hid_dynid *dynid, *n;

	spin_lock(&hdrv->dyn_lock);
	list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
		list_del(&dynid->list);
		kfree(dynid);
	}
	spin_unlock(&hdrv->dyn_lock);
}

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Jiri Slaby
60
100.00%
1
100.00%
Total
60
100.00%
1
100.00%



static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
		struct hid_driver *hdrv)
{
	struct hid_dynid *dynid;

	spin_lock(&hdrv->dyn_lock);
	list_for_each_entry(dynid, &hdrv->dyn_list, list) {
		if (hid_match_one_id(hdev, &dynid->id)) {
			spin_unlock(&hdrv->dyn_lock);
			return &dynid->id;
		}
	}
	spin_unlock(&hdrv->dyn_lock);

	return hid_match_id(hdev, hdrv->id_table);
}

Contributors
Person
Tokens
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Jiri Slaby
88
100.00%
1
100.00%
Total
88
100.00%
1
100.00%



static int hid_bus_match(struct device *dev, struct device_driver *drv)
{
	struct hid_driver *hdrv = to_hid_driver(drv);
	struct hid_device *hdev = to_hid_device(dev);

	return hid_match_device(hdev, hdrv) != NULL;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Slaby
41
89.13%
2
40.00%
Henrik Rydberg
3
6.52%
1
20.00%
Geliang Tang
2
4.35%
2
40.00%
Total
46
100.00%
5
100.00%



static int hid_device_probe(struct device *dev)
{
	struct hid_driver *hdrv = to_hid_driver(dev->driver);
	struct hid_device *hdev = to_hid_device(dev);
	const struct hid_device_id *id;
	int ret = 0;

	if (down_interruptible(&hdev->driver_input_lock)) {
		ret = -EINTR;
		goto end;
	}
	hdev->io_started = false;

	if (!hdev->driver) {
		id = hid_match_device(hdev, hdrv);
		if (id == NULL) {
			ret = -ENODEV;
			goto unlock;
		}

		hdev->driver = hdrv;
		if (hdrv->probe) {
			ret = hdrv->probe(hdev, id);
		} else { /* default probe */
			ret = hid_open_report(hdev);
			if (!ret)
				ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
		}
		if (ret) {
			hid_close_report(hdev);
			hdev->driver = NULL;
		}
	}
unlock:
	if (!hdev->io_started)
		up(&hdev->driver_input_lock);
end:
	return ret;
}

Contributors
Person
Tokens
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CommitProp
Jiri Slaby
130
67.36%
4
36.36%
Andrew de los Reyes
36
18.65%
1
9.09%
Dan Carpenter
10
5.18%
1
9.09%
Henrik Rydberg
8
4.15%
1
9.09%
David Herrmann
5
2.59%
1
9.09%
Geliang Tang
2
1.04%
2
18.18%
Binoy Jayan
2
1.04%
1
9.09%
Total
193
100.00%
11
100.00%



static int hid_device_remove(struct device *dev)
{
	struct hid_device *hdev = to_hid_device(dev);
	struct hid_driver *hdrv;
	int ret = 0;

	if (down_interruptible(&hdev->driver_input_lock)) {
		ret = -EINTR;
		goto end;
	}
	hdev->io_started = false;

	hdrv = hdev->driver;
	if (hdrv) {
		if (hdrv->remove)
			hdrv->remove(hdev);
		else /* default remove */
			hid_hw_stop(hdev);
		hid_close_report(hdev);
		hdev->driver = NULL;
	}

	if (!hdev->io_started)
		up(&hdev->driver_input_lock);
end:
	return ret;
}

Contributors
Person
Tokens
Prop
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CommitProp
Jiri Slaby
61
50.83%
2
28.57%
Andrew de los Reyes
40
33.33%
1
14.29%
David Herrmann
11
9.17%
1
14.29%
Henrik Rydberg
5
4.17%
1
14.29%
Binoy Jayan
2
1.67%
1
14.29%
Geliang Tang
1
0.83%
1
14.29%
Total
120
100.00%
7
100.00%



static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
			     char *buf)
{
	struct hid_device *hdev = container_of(dev, struct hid_device, dev);

	return scnprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
			 hdev->bus, hdev->group, hdev->vendor, hdev->product);
}
Contributors
Person
Tokens
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CommitProp
Henrik Rydberg
59
96.72%
1
50.00%
Rasmus Villemoes
2
3.28%
1
50.00%
Total
61
100.00%
2
100.00%

static DEVICE_ATTR_RO(modalias);


static struct attribute *hid_dev_attrs[] = {
	&dev_attr_modalias.attr,
	NULL,
};

static struct bin_attribute *hid_dev_bin_attrs[] = {
	&dev_bin_attr_report_desc,
	NULL
};

static const struct attribute_group hid_dev_group = {
	.attrs = hid_dev_attrs,
	.bin_attrs = hid_dev_bin_attrs,
};

__ATTRIBUTE_GROUPS(hid_dev);



static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
{
	struct hid_device *hdev = to_hid_device(dev);

	if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
			hdev->bus, hdev->vendor, hdev->product))
		return -ENOMEM;

	if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
		return -ENOMEM;

	if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
		return -ENOMEM;

	if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
		return -ENOMEM;

	if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
			   hdev->bus, hdev->group, hdev->vendor, hdev->product))
		return -ENOMEM;

	return 0;
}

Contributors
Person
Tokens
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CommitProp
Jiri Slaby
128
95.52%
1
33.33%
Henrik Rydberg
5
3.73%
1
33.33%
Geliang Tang
1
0.75%
1
33.33%
Total
134
100.00%
3
100.00%


static struct bus_type hid_bus_type = {
	.name		= "hid",
	.dev_groups	= hid_dev_groups,
	.drv_groups	= hid_drv_groups,
	.match		= hid_bus_match,
	.probe		= hid_device_probe,
	.remove		= hid_device_remove,
	.uevent		= hid_uevent,
};

/* a list of devices that shouldn't be handled by HID core at all */

static const struct hid_device_id hid_ignore_list[] = {
	{ HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
	{ HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
	{ HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
	{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
	{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454_V2) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_PETZL, USB_DEVICE_ID_PETZL_HEADLAMP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
#if IS_ENABLED(CONFIG_MOUSE_SYNAPTICS_USB)
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
#endif
	{ HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
	{ }
};

/**
 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
 *
 * There are composite devices for which we want to ignore only a certain
 * interface. This is a list of devices for which only the mouse interface will
 * be ignored. This allows a dedicated driver to take care of the interface.
 */

static const struct hid_device_id hid_mouse_ignore_list[] = {
	/* appletouch driver */
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
	{ }
};



bool hid_ignore(struct hid_device *hdev)
{
	if (hdev->quirks & HID_QUIRK_NO_IGNORE)
		return false;
	if (hdev->quirks & HID_QUIRK_IGNORE)
		return true;

	switch (hdev->vendor) {
	case USB_VENDOR_ID_CODEMERCS:
		/* ignore all Code Mercenaries IOWarrior devices */
		if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
				hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
			return true;
		break;
	case USB_VENDOR_ID_LOGITECH:
		if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
				hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
			return true;
		/*
                 * The Keene FM transmitter USB device has the same USB ID as
                 * the Logitech AudioHub Speaker, but it should ignore the hid.
                 * Check if the name is that of the Keene device.
                 * For reference: the name of the AudioHub is
                 * "HOLTEK  AudioHub Speaker".
                 */
		if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
			!strcmp(hdev->name, "HOLTEK  B-LINK USB Audio  "))
				return true;
		break;
	case USB_VENDOR_ID_SOUNDGRAPH:
		if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
		    hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
			return true;
		break;
	case USB_VENDOR_ID_HANWANG:
		if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
		    hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
			return true;
		break;
	case USB_VENDOR_ID_JESS:
		if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
				hdev->type == HID_TYPE_USBNONE)
			return true;
		break;
	case USB_VENDOR_ID_VELLEMAN:
		/* These are not HID devices.  They are handled by comedi. */
		if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
		     hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
		    (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
		     hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
			return true;
		break;
	case USB_VENDOR_ID_ATMEL_V_USB:
		/* Masterkit MA901 usb radio based on Atmel tiny85 chip and
                 * it has the same USB ID as many Atmel V-USB devices. This
                 * usb radio is handled by radio-ma901.c driver so we want
                 * ignore the hid. Check the name, bus, product and ignore
                 * if we have MA901 usb radio.
                 */
		if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
			hdev->bus == BUS_USB &&
			strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
			return true;
		break;
	}

	if (hdev->type == HID_TYPE_USBMOUSE &&
			hid_match_id(hdev, hid_mouse_ignore_list))
		return true;

	return !!hid_match_id(hdev, hid_ignore_list);
}
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Jiri Slaby
89
33.09%
2
20.00%
Ian Abbott
37
13.75%
1
10.00%
Alexey Klimov
35
13.01%
1
10.00%
Hans Verkuil
22
8.18%
1
10.00%
Lamarque Vieira Souza
22
8.18%
1
10.00%
Jarod Wilson
21
7.81%
1
10.00%
Tomoki Sekiyama
21
7.81%
1
10.00%
Weixing Shi
21
7.81%
1
10.00%
Forest Bond
1
0.37%
1
10.00%
Total
269
100.00%
10
100.00%


EXPORT_SYMBOL_GPL(hid_ignore);



int hid_add_device(struct hid_device *hdev)
{
	static atomic_t id = ATOMIC_INIT(0);
	int ret;

	if (WARN_ON(hdev->status & HID_STAT_ADDED))
		return -EBUSY;

	/* we need to kill them here, otherwise they will stay allocated to
         * wait for coming driver */
	if (hid_ignore(hdev))
		return -ENODEV;

	/*
         * Check for the mandatory transport channel.
         */
	 if (!hdev->ll_driver->raw_request) {
		hid_err(hdev, "transport driver missing .raw_request()\n");
		return -EINVAL;
	 }

	/*
         * Read the device report descriptor once and use as template
         * for the driver-specific modifications.
         */
	ret = hdev->ll_driver->parse(hdev);
	if (ret)
		return ret;
	if (!hdev->dev_rdesc)
		return -ENODEV;

	/*
         * Scan generic devices for group information
         */
	if (hid_ignore_special_drivers) {
		hdev->group = HID_GROUP_GENERIC;
	} else if (!hdev->group &&
		   !hid_match_id(hdev, hid_have_special_driver)) {
		ret = hid_scan_report(hdev);
		if (ret)
			hid_warn(hdev, "bad device descriptor (%d)\n", ret);
	}

	/* XXX hack, any other cleaner solution after the driver core
         * is converted to allow more than 20 bytes as the device name? */
	dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
		     hdev->vendor, hdev->product, atomic_inc_return(&id));

	hid_debug_register(hdev, dev_name(&hdev->dev));
	ret = device_add(&hdev->dev);
	if (!ret)
		hdev->status |= HID_STAT_ADDED;
	else
		hid_debug_unregister(hdev);

	return ret;
}
Contributors
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CommitProp
Jiri Slaby
99
44.00%
2
20.00%
Henrik Rydberg
64
28.44%
2
20.00%
Benjamin Tissoires
40
17.78%
3
30.00%
Bruno Prémont
15
6.67%
1
10.00%
Jiri Kosina
4
1.78%
1
10.00%
Kay Sievers
3
1.33%
1
10.00%
Total
225
100.00%
10
100.00%


EXPORT_SYMBOL_GPL(hid_add_device);

/**
 * hid_allocate_device - allocate new hid device descriptor
 *
 * Allocate and initialize hid device, so that hid_destroy_device might be
 * used to free it.
 *
 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
 * error value.
 */


struct hid_device *hid_allocate_device(void)
{
	struct hid_device *hdev;
	int ret = -ENOMEM;

	hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
	if (hdev == NULL)
		return ERR_PTR(ret);

	device_initialize(&hdev->dev);
	hdev->dev.release = hid_device_release;
	hdev->dev.bus = &hid_bus_type;
	device_enable_async_suspend(&hdev->dev);

	hid_close_report(hdev);

	init_waitqueue_head(&hdev->debug_wait);
	INIT_LIST_HEAD(&hdev->debug_list);
	spin_lock_init(&hdev->debug_list_lock);
	sema_init(&hdev->driver_input_lock, 1);
	mutex_init(&hdev->ll_open_lock);

	return hdev;
}
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CommitProp
Jiri Slaby
77
60.16%
1
12.50%
Jiri Kosina
24
18.75%
3
37.50%
Andrew de los Reyes
10
7.81%
1
12.50%
Fu Zhonghui
8
6.25%
1
12.50%
Dmitry Torokhov
8
6.25%
1
12.50%
Henrik Rydberg
1
0.78%
1
12.50%
Total
128
100.00%
8
100.00%


EXPORT_SYMBOL_GPL(hid_allocate_device);



static void hid_remove_device(struct hid_device *hdev)
{
	if (hdev->status & HID_STAT_ADDED) {
		device_del(&hdev->dev);
		hid_debug_unregister(hdev);
		hdev->status &= ~HID_STAT_ADDED;
	}
	kfree(hdev->dev_rdesc);
	hdev->dev_rdesc = NULL;
	hdev->dev_rsize = 0;
}

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Jiri Slaby
36
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1
33.33%
Henrik Rydberg
19
31.67%
1
33.33%
Jiri Kosina
5
8.33%
1
33.33%
Total
60
100.00%
3
100.00%

/**
 * hid_destroy_device - free previously allocated device
 *
 * @hdev: hid device
 *
 * If you allocate hid_device through hid_allocate_device, you should ever
 * free by this function.
 */


void hid_destroy_device(struct hid_device *hdev)
{
	hid_remove_device(hdev);
	put_device(&hdev->dev);
}
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23
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1
100.00%


EXPORT_SYMBOL_GPL(hid_destroy_device);



int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
		const char *mod_name)
{
	hdrv->driver.name = hdrv->name;
	hdrv->driver.bus = &hid_bus_type;
	hdrv->driver.owner = owner;
	hdrv->driver.mod_name = mod_name;

	INIT_LIST_HEAD(&hdrv->dyn_list);
	spin_lock_init(&hdrv->dyn_lock);

	return driver_register(&hdrv->driver);
}
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Jiri Slaby
79
98.75%
2
66.67%
Greg Kroah-Hartman
1
1.25%
1
33.33%
Total
80
100.00%
3
100.00%


EXPORT_SYMBOL_GPL(__hid_register_driver);



void hid_unregister_driver(struct hid_driver *hdrv)
{
	driver_unregister(&hdrv->driver);
	hid_free_dynids(hdrv);
}
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23
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2
100.00%


EXPORT_SYMBOL_GPL(hid_unregister_driver);



int hid_check_keys_pressed(struct hid_device *hid)
{
	struct hid_input *hidinput;
	int i;

	if (!(hid->claimed & HID_CLAIMED_INPUT))
		return 0;

	list_for_each_entry(hidinput, &hid->inputs, list) {
		for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
			if (hidinput->input->key[i])
				return 1;
	}

	return 0;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Oliver Neukum
61
81.33%
1
50.00%
Jiri Kosina
14
18.67%
1
50.00%
Total
75
100.00%
2
100.00%


EXPORT_SYMBOL_GPL(hid_check_keys_pressed);



static int __init hid_init(void)
{
	int ret;

	if (hid_debug)
		pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
			"debugfs is now used for inspecting the device (report descriptor, reports)\n");

	ret = bus_register(&hid_bus_type);
	if (ret) {
		pr_err("can't register hid bus\n");
		goto err;
	}

	ret = hidraw_init();
	if (ret)
		goto err_bus;

	hid_debug_init();

	return 0;
err_bus:
	bus_unregister(&hid_bus_type);
err:
	return ret;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Slaby
60
80.00%
1
33.33%
Jiri Kosina
10
13.33%
1
33.33%
Joe Perches
5
6.67%
1
33.33%
Total
75
100.00%
3
100.00%



static void __exit hid_exit(void)
{
	hid_debug_exit();
	hidraw_exit();
	bus_unregister(&hid_bus_type);
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Slaby
12
57.14%
1
33.33%
Jiri Kosina
9
42.86%
2
66.67%
Total
21
100.00%
3
100.00%


module_init(hid_init);

module_exit(hid_exit);

MODULE_AUTHOR("Andreas Gal");
MODULE_AUTHOR("Vojtech Pavlik");
MODULE_AUTHOR("Jiri Kosina");
MODULE_LICENSE("GPL");

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Jiri Kosina
5925
36.35%
59
15.21%
Jiri Slaby
4135
25.37%
25
6.44%
Benjamin Tissoires
853
5.23%
28
7.22%
Henrik Rydberg
672
4.12%
10
2.58%
Dmitry Torokhov
550
3.37%
4
1.03%
Kees Cook
269
1.65%
4
1.03%
Nikolai Kondrashov
183
1.12%
17
4.38%
Michael Hund
163
1.00%
1
0.26%
micki
162
0.99%
1
0.26%
Stefan Achatz
147
0.90%
14
3.61%
Alan Ott
131
0.80%
1
0.26%
Joe Perches
110
0.67%
4
1.03%
Edgar (gimli) Hucek
108
0.66%
1
0.26%
Olivier Gay
105
0.64%
1
0.26%
Andrew Duggan
98
0.60%
3
0.77%
Andrew de los Reyes
88
0.54%
1
0.26%
David Herrmann
83
0.51%
2
0.52%
Jan Steinhoff
79
0.48%
1
0.26%
Oliver Neukum
66
0.40%
1
0.26%
Alexey Klimov
63
0.39%
4
1.03%
Anssi Hannula
62
0.38%
3
0.77%
Bastien Nocera
56
0.34%
5
1.29%
Gökçen Eraslan
54
0.33%
1
0.26%
Dirk Hohndel
54
0.33%
1
0.26%
Andy Botting
54
0.33%
1
0.26%
Dmitry Torokhov (same as henry ryderg?)
54
0.33%
1
0.26%
Ryan Bourgeois
50
0.31%
1
0.26%
Greg Kroah-Hartman
47
0.29%
2
0.52%
Kevin Daughtridge
44
0.27%
1
0.26%
Hans de Goede
42
0.26%
6
1.55%
Bruno Prémont
37
0.23%
3
0.77%
Srinivas Pandruvada
37
0.23%
2
0.52%
Ian Abbott
37
0.23%
1
0.26%
Lamarque Vieira Souza
36
0.22%
2
0.52%
Harald Brinkmann
35
0.21%
2
0.52%
Heiner Kallweit
35
0.21%
3
0.77%
Marcel Hasler
35
0.21%
2
0.52%
Andrew Lutomirski
33
0.20%
1
0.26%
Sean Young
33
0.20%
4
1.03%
Simon Wood
29
0.18%
4
1.03%
Huang Bo
29
0.18%
1
0.26%
Jarod Wilson
28
0.17%
2
0.52%
Dan Bastone
27
0.17%
1
0.26%
Alistair Leslie-Hughes
27
0.17%
1
0.26%
Ryan Finnie
27
0.17%
1
0.26%
Christian Schuerer-Waldheim
27
0.17%
1
0.26%
Nobuhiro Iwamatsu
27
0.17%
1
0.26%
Roderick Colenbrander
27
0.17%
2
0.52%
Colin Leitner
26
0.16%
1
0.26%
Frank Praznik
25
0.15%
4
1.03%
Petr Štetiar
23
0.14%
2
0.52%
Alan Wu
23
0.14%
1
0.26%
Hans Verkuil
22
0.13%
1
0.26%
Matthieu Castet
21
0.13%
1
0.26%
Pete Zaitcev
21
0.13%
1
0.26%
Tomoki Sekiyama
21
0.13%
1
0.26%
Weixing Shi
21
0.13%
1
0.26%
Alexander Holler
20
0.12%
1
0.26%
Jamie Lentin
19
0.12%
2
0.52%
Ruben Aos Garralda
18
0.11%
1
0.26%
Alex Manoussakis
18
0.11%
1
0.26%
Richard Hughes
18
0.11%
1
0.26%
Anders F. U. Kiær
18
0.11%
2
0.52%
Vincent Palatin
18
0.11%
1
0.26%
Diego Elio 'Flameeyes' Pettenò
18
0.11%
1
0.26%
Kristian Evensen
18
0.11%
2
0.52%
Julia Lawall
17
0.10%
2
0.52%
Fernando Luis Vázquez Cao
16
0.10%
2
0.52%
Nestor Lopez Casado
15
0.09%
1
0.26%
Forest Bond
15
0.09%
2
0.52%
Don Prince
13
0.08%
2
0.52%
Stephane Chatty
13
0.08%
2
0.52%
Dave Dillow
12
0.07%
1
0.26%
Raimund Roth
12
0.07%
1
0.26%
John DeSilva
12
0.07%
1
0.26%
Daniel Mack
12
0.07%
1
0.26%
Geliang Tang
11
0.07%
3
0.77%
Brendan McGrath
10
0.06%
1
0.26%
Dan Carpenter
10
0.06%
1
0.26%
Armando Visconti
10
0.06%
1
0.26%
Ignaz Forster
9
0.06%
1
0.26%
Ben Hutchings
9
0.06%
1
0.26%
Christian Gmeiner
9
0.06%
1
0.26%
Kharlamov Alexey
9
0.06%
1
0.26%
Terry Lambert
9
0.06%
1
0.26%
Andreas Hübner
9
0.06%
1
0.26%
Michael Tokarev
9
0.06%
1
0.26%
Dinesh Ram
9
0.06%
1
0.26%
Richard Nauber
9
0.06%
1
0.26%
JD Cole
9
0.06%
1
0.26%
Goffredo Baroncelli
9
0.06%
1
0.26%
Forest Wilkinson
9
0.06%
1
0.26%
Lech Perczak
9
0.06%
1
0.26%
Darren Salt
9
0.06%
1
0.26%
Herton Ronaldo Krzesinski
9
0.06%
1
0.26%
Christophe Borivant
9
0.06%
1
0.26%
Elias Vanderstuyft
9
0.06%
1
0.26%
Ville Aakko
9
0.06%
1
0.26%
Sergei Kolzun
9
0.06%
1
0.26%
Mayeul Cantan
9
0.06%
1
0.26%
Johnathon Harris
9
0.06%
1
0.26%
Michal Malý
9
0.06%
1
0.26%
Adam Kropelin
9
0.06%
1
0.26%
Jean-Gabriel Gill-Couture
9
0.06%
1
0.26%
Andreas Krist
9
0.06%
1
0.26%
Gary Stein
9
0.06%
1
0.26%
Adam Jiang
9
0.06%
1
0.26%
Cory Maccarrone
9
0.06%
1
0.26%
Henning Glawe
9
0.06%
1
0.26%
Olivier Scherler
9
0.06%
1
0.26%
Peter Stein
9
0.06%
1
0.26%
Jakub Sitnicki
9
0.06%
1
0.26%
Grazvydas Ignotas
9
0.06%
1
0.26%
Patrick Plattes
9
0.06%
1
0.26%
Yuri Khan
9
0.06%
1
0.26%
Rafi Rubin
9
0.06%
1
0.26%
Slava Bacherikov
9
0.06%
1
0.26%
Markus Rathgeb
9
0.06%
1
0.26%
Kim Jae Joong
9
0.06%
1
0.26%
Scott Moreau
9
0.06%
1
0.26%
Huei-Horng Yo
9
0.06%
1
0.26%
Jonathan Tomer
9
0.06%
1
0.26%
Peter Gundermann
9
0.06%
1
0.26%
Hendrik Iben
8
0.05%
1
0.26%
Michael Poole
8
0.05%
2
0.52%
Fu Zhonghui
8
0.05%
1
0.26%
Daniel Martin
8
0.05%
1
0.26%
Chris Chiu
8
0.05%
1
0.26%
Николай Кудрявцев
8
0.05%
1
0.26%
Martin Rusko
8
0.05%
1
0.26%
Michael Karcher
7
0.04%
1
0.26%
Giedrius Statkevičius
7
0.04%
1
0.26%
Vivien Didelot
7
0.04%
1
0.26%
Lev Babiev
7
0.04%
1
0.26%
Chris Schlund
7
0.04%
1
0.26%
Xiaolei Yu
7
0.04%
1
0.26%
Bernhard Seibold
7
0.04%
1
0.26%
Oscar Campos
7
0.04%
1
0.26%
Tristan Rice
7
0.04%
1
0.26%
Wayne Thomas
7
0.04%
1
0.26%
Chase Douglas
7
0.04%
1
0.26%
Jussi Kivilinna
7
0.04%
1
0.26%
Andres Freund
7
0.04%
1
0.26%
Janne Kanniainen
7
0.04%
1
0.26%
Lukasz Lubojanski
7
0.04%
1
0.26%
Keng-Yu Lin
7
0.04%
1
0.26%
Daniel Drake
7
0.04%
1
0.26%
David Barksdale
7
0.04%
1
0.26%
Richard Walmsley
7
0.04%
1
0.26%
Cyrus Lien
7
0.04%
1
0.26%
Tom Harwood
7
0.04%
1
0.26%
Clément Vuchener
6
0.04%
1
0.26%
Alex Neblett
5
0.03%
1
0.26%
Raphaël Doursenaud
5
0.03%
1
0.26%
Masatoshi Hoshikawa
5
0.03%
1
0.26%
Chris Ball
5
0.03%
1
0.26%
Konstantin Khlebnikov
4
0.02%
1
0.26%
Martyn Welch
4
0.02%
1
0.26%
Lionel Vaux
4
0.02%
1
0.26%
Stefan Kriwanek
4
0.02%
1
0.26%
Dennis Kügler
4
0.02%
1
0.26%
Binoy Jayan
4
0.02%
1
0.26%
Sachin Kamat
3
0.02%
1
0.26%
Milan Plzik
3
0.02%
1
0.26%
Melchior FRANZ
3
0.02%
1
0.26%
Jan Scholz
3
0.02%
1
0.26%
Kay Sievers
3
0.02%
1
0.26%
Yusuke Fujimaki
3
0.02%
1
0.26%
Michele Curti
3
0.02%
1
0.26%
Lucas De Marchi
2
0.01%
1
0.26%
Harvey Harrison
2
0.01%
1
0.26%
Rasmus Villemoes
2
0.01%
1
0.26%
Ben Chen
2
0.01%
1
0.26%
Richard Purdie
2
0.01%
1
0.26%
Andy Shevchenko
2
0.01%
1
0.26%
Reyad Attiyat
2
0.01%
1
0.26%
Adrian Bunk
1
0.01%
1
0.26%
Masaki Ota
1
0.01%
1
0.26%
Hans Petter Selasky
1
0.01%
1
0.26%
Grant Grundler
1
0.01%
1
0.26%
Javier Martinez Canillas
1
0.01%
1
0.26%
Marek Vašut
1
0.01%
1
0.26%
Paul Chavent
1
0.01%
1
0.26%
Total
16301
100.00%
388
100.00%
Directory: drivers/hid

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