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 | |
17 | static 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(dev: &hdev->dev, size: sizeof(*drvdata), GFP_KERNEL); |
24 | if (!drvdata) |
25 | return -ENOMEM; |
26 | |
27 | hid_set_drvdata(hdev, data: 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 | |
36 | static 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 | |
41 | MODULE_DEVICE_TABLE(hid, vivaldi_table); |
42 | |
43 | static 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 | |
53 | module_hid_driver(hid_vivaldi); |
54 | |
55 | MODULE_AUTHOR("Sean O'Brien" ); |
56 | MODULE_DESCRIPTION("HID vivaldi driver" ); |
57 | MODULE_LICENSE("GPL" ); |
58 | |