projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 19ca2827 NSO |
1 | /* |
| 2 | * Jabra USB HID Driver | |
| 3 | * | |
| 4 | * Copyright (c) 2017 Niels Skou Olsen <[email protected]> | |
| 5 | */ | |
| 6 | ||
| 7 | /* | |
| 8 | * This program is free software; you can redistribute it and/or modify it | |
| 9 | * under the terms of the GNU General Public License as published by the Free | |
| 10 | * Software Foundation; either version 2 of the License, or (at your option) | |
| 11 | * any later version. | |
| 12 | */ | |
| 13 | ||
| 14 | #include <linux/hid.h> | |
| 15 | #include <linux/module.h> | |
| 16 | ||
| 17 | #include "hid-ids.h" | |
| 18 | ||
| 19 | #define HID_UP_VENDOR_DEFINED_MIN 0xff000000 | |
| 20 | #define HID_UP_VENDOR_DEFINED_MAX 0xffff0000 | |
| 21 | ||
| 22 | static int jabra_input_mapping(struct hid_device *hdev, | |
| 23 | struct hid_input *hi, | |
| 24 | struct hid_field *field, | |
| 25 | struct hid_usage *usage, | |
| 26 | unsigned long **bit, int *max) | |
| 27 | { | |
| 28 | int is_vendor_defined = | |
| 29 | ((usage->hid & HID_USAGE_PAGE) >= HID_UP_VENDOR_DEFINED_MIN && | |
| 30 | (usage->hid & HID_USAGE_PAGE) <= HID_UP_VENDOR_DEFINED_MAX); | |
| 31 | ||
| 32 | dbg_hid("hid=0x%08x appl=0x%08x coll_idx=0x%02x usage_idx=0x%02x: %s\n", | |
| 33 | usage->hid, | |
| 34 | field->application, | |
| 35 | usage->collection_index, | |
| 36 | usage->usage_index, | |
| 37 | is_vendor_defined ? "ignored" : "defaulted"); | |
| 38 | ||
| 39 | /* Ignore vendor defined usages, default map standard usages */ | |
| 40 | return is_vendor_defined ? -1 : 0; | |
| 41 | } | |
| 42 | ||
| 43 | static const struct hid_device_id jabra_devices[] = { | |
| 44 | { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, HID_ANY_ID) }, | |
| 45 | { } | |
| 46 | }; | |
| 47 | MODULE_DEVICE_TABLE(hid, jabra_devices); | |
| 48 | ||
| 49 | static struct hid_driver jabra_driver = { | |
| 50 | .name = "jabra", | |
| 51 | .id_table = jabra_devices, | |
| 52 | .input_mapping = jabra_input_mapping, | |
| 53 | }; | |
| 54 | module_hid_driver(jabra_driver); | |
| 55 | ||
| 56 | MODULE_AUTHOR("Niels Skou Olsen <[email protected]>"); | |
| 57 | MODULE_DESCRIPTION("Jabra USB HID Driver"); | |
| 58 | MODULE_LICENSE("GPL"); |