70 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 *  HID driver for Kye/Genius devices not fully compliant with HID standard
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 *
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 *  Copyright (c) 2009 Jiri Kosina
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 *  Copyright (c) 2009 Tomas Hanak
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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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#include <linux/device.h>
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#include <linux/hid.h>
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#include <linux/module.h>
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#include "hid-ids.h"
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/* the fixups that need to be done:
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 *   - change led usage page to button for extra buttons
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 *   - report size 8 count 1 must be size 1 count 8 for button bitfield
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 *   - change the button usage range to 4-7 for the extra buttons
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 */
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static void kye_report_fixup(struct hid_device *hdev, __u8 *rdesc,
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		unsigned int rsize)
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{
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	if (rsize >= 74 &&
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		rdesc[61] == 0x05 && rdesc[62] == 0x08 &&
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		rdesc[63] == 0x19 && rdesc[64] == 0x08 &&
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		rdesc[65] == 0x29 && rdesc[66] == 0x0f &&
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		rdesc[71] == 0x75 && rdesc[72] == 0x08 &&
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		rdesc[73] == 0x95 && rdesc[74] == 0x01) {
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		dev_info(&hdev->dev, "fixing up Kye/Genius Ergo Mouse report "
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				"descriptor\n");
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		rdesc[62] = 0x09;
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		rdesc[64] = 0x04;
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		rdesc[66] = 0x07;
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		rdesc[72] = 0x01;
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		rdesc[74] = 0x08;
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	}
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}
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static const struct hid_device_id kye_devices[] = {
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	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
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	{ }
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};
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MODULE_DEVICE_TABLE(hid, kye_devices);
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static struct hid_driver kye_driver = {
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	.name = "kye",
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	.id_table = kye_devices,
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	.report_fixup = kye_report_fixup,
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};
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static int __init kye_init(void)
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{
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	return hid_register_driver(&kye_driver);
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}
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static void __exit kye_exit(void)
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{
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	hid_unregister_driver(&kye_driver);
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}
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module_init(kye_init);
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module_exit(kye_exit);
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MODULE_LICENSE("GPL");
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