| /* |
| * Jabra USB HID Driver |
| * |
| * Copyright (c) 2017 Niels Skou Olsen <nolsen@jabra.com> |
| */ |
| |
| /* |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| */ |
| |
| #include <linux/hid.h> |
| #include <linux/module.h> |
| |
| #include "hid-ids.h" |
| |
| #define HID_UP_VENDOR_DEFINED_MIN 0xff000000 |
| #define HID_UP_VENDOR_DEFINED_MAX 0xffff0000 |
| |
| static int jabra_input_mapping(struct hid_device *hdev, |
| struct hid_input *hi, |
| struct hid_field *field, |
| struct hid_usage *usage, |
| unsigned long **bit, int *max) |
| { |
| int is_vendor_defined = |
| ((usage->hid & HID_USAGE_PAGE) >= HID_UP_VENDOR_DEFINED_MIN && |
| (usage->hid & HID_USAGE_PAGE) <= HID_UP_VENDOR_DEFINED_MAX); |
| |
| dbg_hid("hid=0x%08x appl=0x%08x coll_idx=0x%02x usage_idx=0x%02x: %s\n", |
| usage->hid, |
| field->application, |
| usage->collection_index, |
| usage->usage_index, |
| is_vendor_defined ? "ignored" : "defaulted"); |
| |
| /* Ignore vendor defined usages, default map standard usages */ |
| return is_vendor_defined ? -1 : 0; |
| } |
| |
| static const struct hid_device_id jabra_devices[] = { |
| { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, HID_ANY_ID) }, |
| { } |
| }; |
| MODULE_DEVICE_TABLE(hid, jabra_devices); |
| |
| static struct hid_driver jabra_driver = { |
| .name = "jabra", |
| .id_table = jabra_devices, |
| .input_mapping = jabra_input_mapping, |
| }; |
| module_hid_driver(jabra_driver); |
| |
| MODULE_AUTHOR("Niels Skou Olsen <nolsen@jabra.com>"); |
| MODULE_DESCRIPTION("Jabra USB HID Driver"); |
| MODULE_LICENSE("GPL"); |