1// SPDX-License-Identifier: GPL-2.0
 2/*
 3 * HID support for Vivaldi Keyboard
 4 *
 5 * Copyright 2020 Google LLC.
 6 * Author: Sean O'Brien <seobrien@chromium.org>
 7 */
 8
 9#include <linux/device.h>
10#include <linux/hid.h>
11#include <linux/input/vivaldi-fmap.h>
12#include <linux/kernel.h>
13#include <linux/module.h>
14
15#include "hid-vivaldi-common.h"
16
17static int vivaldi_probe(struct hid_device *hdev,
18			 const struct hid_device_id *id)
19{
20	struct vivaldi_data *drvdata;
21	int ret;
22
23	drvdata = devm_kzalloc(&hdev->dev, sizeof(*drvdata), GFP_KERNEL);
24	if (!drvdata)
25		return -ENOMEM;
26
27	hid_set_drvdata(hdev, drvdata);
28
29	ret = hid_parse(hdev);
30	if (ret)
31		return ret;
32
33	return hid_hw_start(hdev, HID_CONNECT_DEFAULT);
34}
35
36static const struct hid_device_id vivaldi_table[] = {
37	{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_VIVALDI, HID_ANY_ID, HID_ANY_ID) },
38	{ }
39};
40
41MODULE_DEVICE_TABLE(hid, vivaldi_table);
42
43static struct hid_driver hid_vivaldi = {
44	.name = "hid-vivaldi",
45	.id_table = vivaldi_table,
46	.probe = vivaldi_probe,
47	.feature_mapping = vivaldi_feature_mapping,
48	.driver = {
49		.dev_groups = vivaldi_attribute_groups,
50	},
51};
52
53module_hid_driver(hid_vivaldi);
54
55MODULE_AUTHOR("Sean O'Brien");
56MODULE_DESCRIPTION("HID vivaldi driver");
57MODULE_LICENSE("GPL");