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