[net-next-2.6.git] / drivers / hid / hid-sony.c

/*
 *  HID driver for some sony "special" devices
 *
 *  Copyright (c) 1999 Andreas Gal
 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
 *  Copyright (c) 2007 Paul Walmsley
 *  Copyright (c) 2008 Jiri Slaby
 *  Copyright (c) 2006-2008 Jiri Kosina
 */

/*
 * 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 <linux/slab.h>
#include <linux/usb.h>

#include "hid-ids.h"

#define VAIO_RDESC_CONSTANT 0x0001

struct sony_sc {
	unsigned long quirks;
};

/* Sony Vaio VGX has wrongly mouse pointer declared as constant */
static void sony_report_fixup(struct hid_device *hdev, __u8 *rdesc,
		unsigned int rsize)
{
	struct sony_sc *sc = hid_get_drvdata(hdev);

	if ((sc->quirks & VAIO_RDESC_CONSTANT) &&
			rsize >= 56 && rdesc[54] == 0x81 && rdesc[55] == 0x07) {
		dev_info(&hdev->dev, "Fixing up Sony Vaio VGX report "
				"descriptor\n");
		rdesc[55] = 0x06;
	}
}

/*
 * Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
 * to "operational".  Without this, the ps3 controller will not report any
 * events.
 */
static int sony_set_operational_usb(struct hid_device *hdev)
{
	struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
	struct usb_device *dev = interface_to_usbdev(intf);
	__u16 ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
	int ret;
	char *buf = kmalloc(18, GFP_KERNEL);

	if (!buf)
		return -ENOMEM;

	ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
				 HID_REQ_GET_REPORT,
				 USB_DIR_IN | USB_TYPE_CLASS |
				 USB_RECIP_INTERFACE,
				 (3 << 8) | 0xf2, ifnum, buf, 17,
				 USB_CTRL_GET_TIMEOUT);
	if (ret < 0)
		dev_err(&hdev->dev, "can't set operational mode\n");

	kfree(buf);

	return ret;
}

static int sony_set_operational_bt(struct hid_device *hdev)
{
	unsigned char buf[] = { 0x53, 0xf4,  0x42, 0x03, 0x00, 0x00 };
	return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
}

static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
	int ret;
	unsigned long quirks = id->driver_data;
	struct sony_sc *sc;

	sc = kzalloc(sizeof(*sc), GFP_KERNEL);
	if (sc == NULL) {
		dev_err(&hdev->dev, "can't alloc sony descriptor\n");
		return -ENOMEM;
	}

	sc->quirks = quirks;
	hid_set_drvdata(hdev, sc);

	ret = hid_parse(hdev);
	if (ret) {
		dev_err(&hdev->dev, "parse failed\n");
		goto err_free;
	}

	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT |
			HID_CONNECT_HIDDEV_FORCE);
	if (ret) {
		dev_err(&hdev->dev, "hw start failed\n");
		goto err_free;
	}

	switch (hdev->bus) {
	case BUS_USB:
		ret = sony_set_operational_usb(hdev);
		break;
	case BUS_BLUETOOTH:
		ret = sony_set_operational_bt(hdev);
		break;
	default:
		ret = 0;
	}

	if (ret < 0)
		goto err_stop;

	return 0;
err_stop:
	hid_hw_stop(hdev);
err_free:
	kfree(sc);
	return ret;
}

static void sony_remove(struct hid_device *hdev)
{
	hid_hw_stop(hdev);
	kfree(hid_get_drvdata(hdev));
}

static const struct hid_device_id sony_devices[] = {
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE),
		.driver_data = VAIO_RDESC_CONSTANT },
	{ }
};
MODULE_DEVICE_TABLE(hid, sony_devices);

static struct hid_driver sony_driver = {
	.name = "sony",
	.id_table = sony_devices,
	.probe = sony_probe,
	.remove = sony_remove,
	.report_fixup = sony_report_fixup,
};

static int __init sony_init(void)
{
	return hid_register_driver(&sony_driver);
}

static void __exit sony_exit(void)
{
	hid_unregister_driver(&sony_driver);
}

module_init(sony_init);
module_exit(sony_exit);
MODULE_LICENSE("GPL");
Commit	Line	Data
bd28ce00 JS	1	/*
	2	* HID driver for some sony "special" devices
	3	*
	4	* Copyright (c) 1999 Andreas Gal
	5	* Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
	6	* Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
bd28ce00 JS	7	* Copyright (c) 2007 Paul Walmsley
bd28ce00 JS	8	* Copyright (c) 2008 Jiri Slaby
cc6e0bbb	9	* Copyright (c) 2006-2008 Jiri Kosina
bd28ce00 JS	10	*/
	11
	12	/*
	13	* This program is free software; you can redistribute it and/or modify it
	14	* under the terms of the GNU General Public License as published by the Free
	15	* Software Foundation; either version 2 of the License, or (at your option)
	16	* any later version.
	17	*/
	18
	19	#include <linux/device.h>
	20	#include <linux/hid.h>
	21	#include <linux/module.h>
5a0e3ad6	22	#include <linux/slab.h>
bd28ce00 JS	23	#include <linux/usb.h>
	24
	25	#include "hid-ids.h"
	26
cc6e0bbb JK	27	#define VAIO_RDESC_CONSTANT 0x0001
	28
	29	struct sony_sc {
	30	unsigned long quirks;
	31	};
	32
	33	/* Sony Vaio VGX has wrongly mouse pointer declared as constant */
	34	static void sony_report_fixup(struct hid_device hdev, __u8 rdesc,
	35	unsigned int rsize)
	36	{
	37	struct sony_sc *sc = hid_get_drvdata(hdev);
	38
	39	if ((sc->quirks & VAIO_RDESC_CONSTANT) &&
	40	rsize >= 56 && rdesc[54] == 0x81 && rdesc[55] == 0x07) {
	41	dev_info(&hdev->dev, "Fixing up Sony Vaio VGX report "
	42	"descriptor\n");
	43	rdesc[55] = 0x06;
	44	}
	45	}
	46
bd28ce00 JS	47	/*
	48	* Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
	49	* to "operational". Without this, the ps3 controller will not report any
	50	* events.
	51	*/
f9ce7c28	52	static int sony_set_operational_usb(struct hid_device *hdev)
bd28ce00 JS	53	{
	54	struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
	55	struct usb_device *dev = interface_to_usbdev(intf);
	56	__u16 ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
	57	int ret;
	58	char *buf = kmalloc(18, GFP_KERNEL);
	59
	60	if (!buf)
	61	return -ENOMEM;
	62
	63	ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
	64	HID_REQ_GET_REPORT,
	65	USB_DIR_IN \| USB_TYPE_CLASS \|
	66	USB_RECIP_INTERFACE,
	67	(3 << 8) \| 0xf2, ifnum, buf, 17,
	68	USB_CTRL_GET_TIMEOUT);
	69	if (ret < 0)
	70	dev_err(&hdev->dev, "can't set operational mode\n");
	71
	72	kfree(buf);
	73
	74	return ret;
	75	}
	76
f9ce7c28 BN	77	static int sony_set_operational_bt(struct hid_device *hdev)
	78	{
	79	unsigned char buf[] = { 0x53, 0xf4, 0x42, 0x03, 0x00, 0x00 };
	80	return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
	81	}
	82
bd28ce00 JS	83	static int sony_probe(struct hid_device hdev, const struct hid_device_id id)
	84	{
	85	int ret;
cc6e0bbb JK	86	unsigned long quirks = id->driver_data;
	87	struct sony_sc *sc;
	88
	89	sc = kzalloc(sizeof(*sc), GFP_KERNEL);
	90	if (sc == NULL) {
eabe5c90	91	dev_err(&hdev->dev, "can't alloc sony descriptor\n");
cc6e0bbb JK	92	return -ENOMEM;
	93	}
	94
	95	sc->quirks = quirks;
	96	hid_set_drvdata(hdev, sc);
bd28ce00	97
bd28ce00 JS	98	ret = hid_parse(hdev);
	99	if (ret) {
	100	dev_err(&hdev->dev, "parse failed\n");
	101	goto err_free;
	102	}
	103
93c10132 JS	104	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT \|
93c10132 JS	105	HID_CONNECT_HIDDEV_FORCE);
bd28ce00 JS	106	if (ret) {
	107	dev_err(&hdev->dev, "hw start failed\n");
	108	goto err_free;
	109	}
	110
f9ce7c28 BN	111	switch (hdev->bus) {
	112	case BUS_USB:
	113	ret = sony_set_operational_usb(hdev);
	114	break;
	115	case BUS_BLUETOOTH:
	116	ret = sony_set_operational_bt(hdev);
	117	break;
	118	default:
	119	ret = 0;
	120	}
	121
4dfdc464	122	if (ret < 0)
bd28ce00 JS	123	goto err_stop;
	124
	125	return 0;
	126	err_stop:
	127	hid_hw_stop(hdev);
	128	err_free:
cc6e0bbb	129	kfree(sc);
bd28ce00 JS	130	return ret;
	131	}
	132
cc6e0bbb JK	133	static void sony_remove(struct hid_device *hdev)
	134	{
	135	hid_hw_stop(hdev);
	136	kfree(hid_get_drvdata(hdev));
	137	}
	138
bd28ce00 JS	139	static const struct hid_device_id sony_devices[] = {
bd28ce00 JS	140	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
f9ce7c28	141	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
cc6e0bbb JK	142	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE),
cc6e0bbb JK	143	.driver_data = VAIO_RDESC_CONSTANT },
bd28ce00 JS	144	{ }
	145	};
	146	MODULE_DEVICE_TABLE(hid, sony_devices);
	147
	148	static struct hid_driver sony_driver = {
	149	.name = "sony",
	150	.id_table = sony_devices,
	151	.probe = sony_probe,
cc6e0bbb JK	152	.remove = sony_remove,
cc6e0bbb JK	153	.report_fixup = sony_report_fixup,
bd28ce00 JS	154	};
bd28ce00 JS	155
a24f423b	156	static int __init sony_init(void)
bd28ce00 JS	157	{
	158	return hid_register_driver(&sony_driver);
	159	}
	160
a24f423b	161	static void __exit sony_exit(void)
bd28ce00 JS	162	{
	163	hid_unregister_driver(&sony_driver);
	164	}
	165
	166	module_init(sony_init);
	167	module_exit(sony_exit);
	168	MODULE_LICENSE("GPL");