[mirror_ubuntu-bionic-kernel.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 __u8 *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;
	}
	return rdesc;
}

static int sixaxis_usb_output_raw_report(struct hid_device *hid, __u8 *buf,
		size_t count, unsigned char report_type)
{
	struct usb_interface *intf = to_usb_interface(hid->dev.parent);
	struct usb_device *dev = interface_to_usbdev(intf);
	struct usb_host_interface *interface = intf->cur_altsetting;
	int report_id = buf[0];
	int ret;

	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
		HID_REQ_SET_REPORT,
		USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
		((report_type + 1) << 8) | report_id,
		interface->desc.bInterfaceNumber, buf, count,
		USB_CTRL_SET_TIMEOUT);

	return ret;
}

/*
 * 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) {
		hdev->hid_output_raw_report = sixaxis_usb_output_raw_report;
		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 */
73e4008d NK	36	static __u8 sony_report_fixup(struct hid_device hdev, __u8 *rdesc,
73e4008d NK	37	unsigned int *rsize)
cc6e0bbb JK	38	{
	39	struct sony_sc *sc = hid_get_drvdata(hdev);
	40
	41	if ((sc->quirks & VAIO_RDESC_CONSTANT) &&
73e4008d	42	*rsize >= 56 && rdesc[54] == 0x81 && rdesc[55] == 0x07) {
cc6e0bbb JK	43	dev_info(&hdev->dev, "Fixing up Sony Vaio VGX report "
	44	"descriptor\n");
	45	rdesc[55] = 0x06;
	46	}
73e4008d	47	return rdesc;
cc6e0bbb JK	48	}
cc6e0bbb JK	49
569b10a5 AO	50	static int sixaxis_usb_output_raw_report(struct hid_device hid, __u8 buf,
	51	size_t count, unsigned char report_type)
	52	{
	53	struct usb_interface *intf = to_usb_interface(hid->dev.parent);
	54	struct usb_device *dev = interface_to_usbdev(intf);
	55	struct usb_host_interface *interface = intf->cur_altsetting;
	56	int report_id = buf[0];
	57	int ret;
	58
	59	ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
	60	HID_REQ_SET_REPORT,
	61	USB_DIR_OUT \| USB_TYPE_CLASS \| USB_RECIP_INTERFACE,
	62	((report_type + 1) << 8) \| report_id,
	63	interface->desc.bInterfaceNumber, buf, count,
	64	USB_CTRL_SET_TIMEOUT);
	65
	66	return ret;
	67	}
	68
bd28ce00 JS	69	/*
	70	* Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
	71	* to "operational". Without this, the ps3 controller will not report any
	72	* events.
	73	*/
816651a7	74	static int sixaxis_set_operational_usb(struct hid_device *hdev)
bd28ce00 JS	75	{
	76	struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
	77	struct usb_device *dev = interface_to_usbdev(intf);
	78	__u16 ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
	79	int ret;
	80	char *buf = kmalloc(18, GFP_KERNEL);
	81
	82	if (!buf)
	83	return -ENOMEM;
	84
	85	ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
	86	HID_REQ_GET_REPORT,
	87	USB_DIR_IN \| USB_TYPE_CLASS \|
	88	USB_RECIP_INTERFACE,
	89	(3 << 8) \| 0xf2, ifnum, buf, 17,
	90	USB_CTRL_GET_TIMEOUT);
	91	if (ret < 0)
	92	dev_err(&hdev->dev, "can't set operational mode\n");
	93
	94	kfree(buf);
	95
	96	return ret;
	97	}
	98
816651a7	99	static int sixaxis_set_operational_bt(struct hid_device *hdev)
f9ce7c28	100	{
fddb33f2	101	unsigned char buf[] = { 0xf4, 0x42, 0x03, 0x00, 0x00 };
f9ce7c28 BN	102	return hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
	103	}
	104
bd28ce00 JS	105	static int sony_probe(struct hid_device hdev, const struct hid_device_id id)
	106	{
	107	int ret;
cc6e0bbb JK	108	unsigned long quirks = id->driver_data;
	109	struct sony_sc *sc;
	110
	111	sc = kzalloc(sizeof(*sc), GFP_KERNEL);
	112	if (sc == NULL) {
eabe5c90	113	dev_err(&hdev->dev, "can't alloc sony descriptor\n");
cc6e0bbb JK	114	return -ENOMEM;
	115	}
	116
	117	sc->quirks = quirks;
	118	hid_set_drvdata(hdev, sc);
bd28ce00	119
bd28ce00 JS	120	ret = hid_parse(hdev);
	121	if (ret) {
	122	dev_err(&hdev->dev, "parse failed\n");
	123	goto err_free;
	124	}
	125
93c10132 JS	126	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT \|
93c10132 JS	127	HID_CONNECT_HIDDEV_FORCE);
bd28ce00 JS	128	if (ret) {
	129	dev_err(&hdev->dev, "hw start failed\n");
	130	goto err_free;
	131	}
	132
569b10a5 AO	133	if (sc->quirks & SIXAXIS_CONTROLLER_USB) {
569b10a5 AO	134	hdev->hid_output_raw_report = sixaxis_usb_output_raw_report;
816651a7	135	ret = sixaxis_set_operational_usb(hdev);
569b10a5	136	}
816651a7 AO	137	else if (sc->quirks & SIXAXIS_CONTROLLER_BT)
	138	ret = sixaxis_set_operational_bt(hdev);
	139	else
f9ce7c28	140	ret = 0;
f9ce7c28	141
4dfdc464	142	if (ret < 0)
bd28ce00 JS	143	goto err_stop;
	144
	145	return 0;
	146	err_stop:
	147	hid_hw_stop(hdev);
	148	err_free:
cc6e0bbb	149	kfree(sc);
bd28ce00 JS	150	return ret;
	151	}
	152
cc6e0bbb JK	153	static void sony_remove(struct hid_device *hdev)
	154	{
	155	hid_hw_stop(hdev);
	156	kfree(hid_get_drvdata(hdev));
	157	}
	158
bd28ce00	159	static const struct hid_device_id sony_devices[] = {
816651a7 AO	160	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
	161	.driver_data = SIXAXIS_CONTROLLER_USB },
	162	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER),
	163	.driver_data = SIXAXIS_CONTROLLER_BT },
cc6e0bbb JK	164	{ HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE),
cc6e0bbb JK	165	.driver_data = VAIO_RDESC_CONSTANT },
bd28ce00 JS	166	{ }
	167	};
	168	MODULE_DEVICE_TABLE(hid, sony_devices);
	169
	170	static struct hid_driver sony_driver = {
	171	.name = "sony",
	172	.id_table = sony_devices,
	173	.probe = sony_probe,
cc6e0bbb JK	174	.remove = sony_remove,
cc6e0bbb JK	175	.report_fixup = sony_report_fixup,
bd28ce00 JS	176	};
bd28ce00 JS	177
a24f423b	178	static int __init sony_init(void)
bd28ce00 JS	179	{
	180	return hid_register_driver(&sony_driver);
	181	}
	182
a24f423b	183	static void __exit sony_exit(void)
bd28ce00 JS	184	{
	185	hid_unregister_driver(&sony_driver);
	186	}
	187
	188	module_init(sony_init);
	189	module_exit(sony_exit);
	190	MODULE_LICENSE("GPL");