[deliverable/linux.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     (1 << 0)
#define SIXAXIS_CONTROLLER_USB  (1 << 1)
#define SIXAXIS_CONTROLLER_BT   (1 << 2)

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 sixaxis_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 sixaxis_set_operational_bt(struct hid_device *hdev)
{
	unsigned char buf[] = { 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;
	}

	if (sc->quirks & SIXAXIS_CONTROLLER_USB)
		ret = sixaxis_set_operational_usb(hdev);
	else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
		ret = sixaxis_set_operational_bt(hdev);
	else
		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),
		.driver_data = SIXAXIS_CONTROLLER_USB },
	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
		.driver_data = SIXAXIS_CONTROLLER_BT },
	{ 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
816651a7 AO	27	#define VAIO_RDESC_CONSTANT (1 << 0)
	28	#define SIXAXIS_CONTROLLER_USB (1 << 1)
	29	#define SIXAXIS_CONTROLLER_BT (1 << 2)
cc6e0bbb JK	30
	31	struct sony_sc {
	32	unsigned long quirks;
	33	};
	34
	35	/* Sony Vaio VGX has wrongly mouse pointer declared as constant */
	36	static void sony_report_fixup(struct hid_device hdev, __u8 rdesc,
	37	unsigned int rsize)
	38	{
	39	struct sony_sc *sc = hid_get_drvdata(hdev);
	40
	41	if ((sc->quirks & VAIO_RDESC_CONSTANT) &&
	42	rsize >= 56 && rdesc[54] == 0x81 && rdesc[55] == 0x07) {
	43	dev_info(&hdev->dev, "Fixing up Sony Vaio VGX report "
	44	"descriptor\n");
	45	rdesc[55] = 0x06;
	46	}
	47	}
	48
bd28ce00 JS	49	/*
	50	* Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
	51	* to "operational". Without this, the ps3 controller will not report any
	52	* events.
	53	*/
816651a7	54	static int sixaxis_set_operational_usb(struct hid_device *hdev)
bd28ce00 JS	55	{
	56	struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
	57	struct usb_device *dev = interface_to_usbdev(intf);
	58	__u16 ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
	59	int ret;
	60	char *buf = kmalloc(18, GFP_KERNEL);
	61
	62	if (!buf)
	63	return -ENOMEM;
	64
	65	ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
	66	HID_REQ_GET_REPORT,
	67	USB_DIR_IN \| USB_TYPE_CLASS \|
	68	USB_RECIP_INTERFACE,
	69	(3 << 8) \| 0xf2, ifnum, buf, 17,
	70	USB_CTRL_GET_TIMEOUT);
	71	if (ret < 0)
	72	dev_err(&hdev->dev, "can't set operational mode\n");
	73
	74	kfree(buf);
	75
	76	return ret;
	77	}
	78
816651a7	79	static int sixaxis_set_operational_bt(struct hid_device *hdev)
f9ce7c28	80	{
fddb33f2	81	unsigned char buf[] = { 0xf4, 0x42, 0x03, 0x00, 0x00 };
f9ce7c28 BN	82	return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
	83	}
	84
bd28ce00 JS	85	static int sony_probe(struct hid_device hdev, const struct hid_device_id id)
	86	{
	87	int ret;
cc6e0bbb JK	88	unsigned long quirks = id->driver_data;
	89	struct sony_sc *sc;
	90
	91	sc = kzalloc(sizeof(*sc), GFP_KERNEL);
	92	if (sc == NULL) {
eabe5c90	93	dev_err(&hdev->dev, "can't alloc sony descriptor\n");
cc6e0bbb JK	94	return -ENOMEM;
	95	}
	96
	97	sc->quirks = quirks;
	98	hid_set_drvdata(hdev, sc);
bd28ce00	99
bd28ce00 JS	100	ret = hid_parse(hdev);
	101	if (ret) {
	102	dev_err(&hdev->dev, "parse failed\n");
	103	goto err_free;
	104	}
	105
93c10132 JS	106	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT \|
93c10132 JS	107	HID_CONNECT_HIDDEV_FORCE);
bd28ce00 JS	108	if (ret) {
	109	dev_err(&hdev->dev, "hw start failed\n");
	110	goto err_free;
	111	}
	112
816651a7 AO	113	if (sc->quirks & SIXAXIS_CONTROLLER_USB)
	114	ret = sixaxis_set_operational_usb(hdev);
	115	else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
	116	ret = sixaxis_set_operational_bt(hdev);
	117	else
f9ce7c28	118	ret = 0;
f9ce7c28	119
4dfdc464	120	if (ret < 0)
bd28ce00 JS	121	goto err_stop;
	122
	123	return 0;
	124	err_stop:
	125	hid_hw_stop(hdev);
	126	err_free:
cc6e0bbb	127	kfree(sc);
bd28ce00 JS	128	return ret;
	129	}
	130
cc6e0bbb JK	131	static void sony_remove(struct hid_device *hdev)
	132	{
	133	hid_hw_stop(hdev);
	134	kfree(hid_get_drvdata(hdev));
	135	}
	136
bd28ce00	137	static const struct hid_device_id sony_devices[] = {
816651a7 AO	138	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
	139	.driver_data = SIXAXIS_CONTROLLER_USB },
	140	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
	141	.driver_data = SIXAXIS_CONTROLLER_BT },
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");