linux/drivers/hid/hid-vivaldi-common.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Helpers for ChromeOS HID Vivaldi keyboards
 *
 * Copyright (C) 2022 Google, Inc
 */

#include <linux/export.h>
#include <linux/hid.h>
#include <linux/input/vivaldi-fmap.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/types.h>

#include "hid-vivaldi-common.h"

#define MIN_FN_ROW_KEY …
#define MAX_FN_ROW_KEY …
#define HID_VD_FN_ROW_PHYSMAP …
#define HID_USAGE_FN_ROW_PHYSMAP …

/**
 * vivaldi_feature_mapping - Fill out vivaldi keymap data exposed via HID
 * @hdev: HID device to parse
 * @field: HID field to parse
 * @usage: HID usage to parse
 *
 * Note: this function assumes that driver data attached to @hdev contains an
 * instance of &struct vivaldi_data at the very beginning.
 */
void vivaldi_feature_mapping(struct hid_device *hdev,
			     struct hid_field *field, struct hid_usage *usage)
{ … }
EXPORT_SYMBOL_GPL(…);

static ssize_t function_row_physmap_show(struct device *dev,
					 struct device_attribute *attr,
					 char *buf)
{ … }

static DEVICE_ATTR_RO(function_row_physmap);
static struct attribute *vivaldi_sysfs_attrs[] = …;

static umode_t vivaldi_is_visible(struct kobject *kobj, struct attribute *attr,
				  int n)
{ … }

static const struct attribute_group vivaldi_attribute_group = …;

const struct attribute_group *vivaldi_attribute_groups[] = …;
EXPORT_SYMBOL_GPL(…);

MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;