[linux-2.6-block.git] / drivers / hid / hid-kye.c

/*
 *  HID driver for Kye/Genius devices not fully compliant with HID standard
 *
 *  Copyright (c) 2009 Jiri Kosina
 *  Copyright (c) 2009 Tomas Hanak
 */

/*
 * 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/device.h>
#include <linux/hid.h>
#include <linux/module.h>

#include "hid-ids.h"

/* the fixups that need to be done:
 *   - change led usage page to button for extra buttons
 *   - report size 8 count 1 must be size 1 count 8 for button bitfield
 *   - change the button usage range to 4-7 for the extra buttons
 */
static void kye_report_fixup(struct hid_device *hdev, __u8 *rdesc,
		unsigned int rsize)
{
	if (rsize >= 74 &&
		rdesc[61] == 0x05 && rdesc[62] == 0x08 &&
		rdesc[63] == 0x19 && rdesc[64] == 0x08 &&
		rdesc[65] == 0x29 && rdesc[66] == 0x0f &&
		rdesc[71] == 0x75 && rdesc[72] == 0x08 &&
		rdesc[73] == 0x95 && rdesc[74] == 0x01) {
		dev_info(&hdev->dev, "fixing up Kye/Genius Ergo Mouse report "
				"descriptor\n");
		rdesc[62] = 0x09;
		rdesc[64] = 0x04;
		rdesc[66] = 0x07;
		rdesc[72] = 0x01;
		rdesc[74] = 0x08;
	}
}

static const struct hid_device_id kye_devices[] = {
	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
	{ }
};
MODULE_DEVICE_TABLE(hid, kye_devices);

static struct hid_driver kye_driver = {
	.name = "kye",
	.id_table = kye_devices,
	.report_fixup = kye_report_fixup,
};

static int __init kye_init(void)
{
	return hid_register_driver(&kye_driver);
}

static void __exit kye_exit(void)
{
	hid_unregister_driver(&kye_driver);
}

module_init(kye_init);
module_exit(kye_exit);
MODULE_LICENSE("GPL");
Commit	Line	Data
79422741 JK	1	/*
	2	* HID driver for Kye/Genius devices not fully compliant with HID standard
	3	*
	4	* Copyright (c) 2009 Jiri Kosina
	5	* Copyright (c) 2009 Tomas Hanak
	6	*/
	7
	8	/*
	9	* This program is free software; you can redistribute it and/or modify it
	10	* under the terms of the GNU General Public License as published by the Free
	11	* Software Foundation; either version 2 of the License, or (at your option)
	12	* any later version.
	13	*/
	14
	15	#include <linux/device.h>
	16	#include <linux/hid.h>
	17	#include <linux/module.h>
	18
	19	#include "hid-ids.h"
	20
	21	/* the fixups that need to be done:
	22	* - change led usage page to button for extra buttons
	23	* - report size 8 count 1 must be size 1 count 8 for button bitfield
	24	* - change the button usage range to 4-7 for the extra buttons
	25	*/
	26	static void kye_report_fixup(struct hid_device hdev, __u8 rdesc,
	27	unsigned int rsize)
	28	{
	29	if (rsize >= 74 &&
	30	rdesc[61] == 0x05 && rdesc[62] == 0x08 &&
	31	rdesc[63] == 0x19 && rdesc[64] == 0x08 &&
	32	rdesc[65] == 0x29 && rdesc[66] == 0x0f &&
	33	rdesc[71] == 0x75 && rdesc[72] == 0x08 &&
	34	rdesc[73] == 0x95 && rdesc[74] == 0x01) {
	35	dev_info(&hdev->dev, "fixing up Kye/Genius Ergo Mouse report "
	36	"descriptor\n");
	37	rdesc[62] = 0x09;
	38	rdesc[64] = 0x04;
	39	rdesc[66] = 0x07;
	40	rdesc[72] = 0x01;
	41	rdesc[74] = 0x08;
	42	}
	43	}
	44
	45	static const struct hid_device_id kye_devices[] = {
	46	{ HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
	47	{ }
	48	};
	49	MODULE_DEVICE_TABLE(hid, kye_devices);
	50
	51	static struct hid_driver kye_driver = {
	52	.name = "kye",
	53	.id_table = kye_devices,
	54	.report_fixup = kye_report_fixup,
	55	};
	56
a24f423b	57	static int __init kye_init(void)
79422741 JK	58	{
	59	return hid_register_driver(&kye_driver);
	60	}
	61
a24f423b	62	static void __exit kye_exit(void)
79422741 JK	63	{
	64	hid_unregister_driver(&kye_driver);
	65	}
	66
	67	module_init(kye_init);
	68	module_exit(kye_exit);
	69	MODULE_LICENSE("GPL");