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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
ffe51d0d CG |
2 | /* |
3 | * HID driver for PenMount touchscreens | |
4 | * | |
5 | * Copyright (c) 2014 Christian Gmeiner <christian.gmeiner <at> gmail.com> | |
6 | * | |
7 | * based on hid-penmount copyrighted by | |
8 | * PenMount Touch Solutions <penmount <at> seed.net.tw> | |
9 | */ | |
10 | ||
11 | /* | |
ffe51d0d CG |
12 | */ |
13 | ||
14 | #include <linux/module.h> | |
15 | #include <linux/hid.h> | |
16 | #include "hid-ids.h" | |
17 | ||
18 | static int penmount_input_mapping(struct hid_device *hdev, | |
19 | struct hid_input *hi, struct hid_field *field, | |
20 | struct hid_usage *usage, unsigned long **bit, int *max) | |
21 | { | |
22 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON) { | |
5f66872c AS |
23 | if (((usage->hid - 1) & HID_USAGE) == 0) { |
24 | hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); | |
25 | return 1; | |
26 | } else { | |
27 | return -1; | |
28 | } | |
ffe51d0d CG |
29 | } |
30 | ||
31 | return 0; | |
32 | } | |
33 | ||
34 | static const struct hid_device_id penmount_devices[] = { | |
35 | { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) }, | |
36 | { } | |
37 | }; | |
38 | MODULE_DEVICE_TABLE(hid, penmount_devices); | |
39 | ||
40 | static struct hid_driver penmount_driver = { | |
41 | .name = "hid-penmount", | |
42 | .id_table = penmount_devices, | |
43 | .input_mapping = penmount_input_mapping, | |
44 | }; | |
45 | ||
46 | module_hid_driver(penmount_driver); | |
47 | ||
48 | MODULE_AUTHOR("Christian Gmeiner <christian.gmeiner@gmail.com>"); | |
49 | MODULE_DESCRIPTION("PenMount HID TouchScreen driver"); | |
50 | MODULE_LICENSE("GPL"); |