[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / hid / hid-lg.c

/*
 *  HID driver for some logitech "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) 2006-2007 Jiri Kosina
 *  Copyright (c) 2007 Paul Walmsley
 *  Copyright (c) 2008 Jiri Slaby
 *  Copyright (c) 2010 Hendrik Iben
 */

/*
 * 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/random.h>
#include <linux/sched.h>
#include <linux/wait.h>

#include "hid-ids.h"
#include "hid-lg.h"

#define LG_RDESC		0x001
#define LG_BAD_RELATIVE_KEYS	0x002
#define LG_DUPLICATE_USAGES	0x004
#define LG_EXPANDED_KEYMAP	0x010
#define LG_IGNORE_DOUBLED_WHEEL	0x020
#define LG_WIRELESS		0x040
#define LG_INVERT_HWHEEL	0x080
#define LG_NOGET		0x100
#define LG_FF			0x200
#define LG_FF2			0x400
#define LG_RDESC_REL_ABS	0x800
#define LG_FF3			0x1000
#define LG_FF4			0x2000

/*
 * Certain Logitech keyboards send in report #3 keys which are far
 * above the logical maximum described in descriptor. This extends
 * the original value of 0x28c of logical maximum to 0x104d
 */
static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
		unsigned int *rsize)
{
	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);

	if ((quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 &&
			rdesc[84] == 0x8c && rdesc[85] == 0x02) {
		dev_info(&hdev->dev, "fixing up Logitech keyboard report "
				"descriptor\n");
		rdesc[84] = rdesc[89] = 0x4d;
		rdesc[85] = rdesc[90] = 0x10;
	}
	if ((quirks & LG_RDESC_REL_ABS) && *rsize >= 50 &&
			rdesc[32] == 0x81 && rdesc[33] == 0x06 &&
			rdesc[49] == 0x81 && rdesc[50] == 0x06) {
		dev_info(&hdev->dev, "fixing up rel/abs in Logitech "
				"report descriptor\n");
		rdesc[33] = rdesc[50] = 0x02;
	}
	if ((quirks & LG_FF4) && *rsize >= 101 &&
			rdesc[41] == 0x95 && rdesc[42] == 0x0B &&
			rdesc[47] == 0x05 && rdesc[48] == 0x09) {
		dev_info(&hdev->dev, "fixing up Logitech Speed Force Wireless "
			"button descriptor\n");
		rdesc[41] = 0x05;
		rdesc[42] = 0x09;
		rdesc[47] = 0x95;
		rdesc[48] = 0x0B;
	}
	return rdesc;
}

#define lg_map_key_clear(c)	hid_map_usage_clear(hi, usage, bit, max, \
		EV_KEY, (c))

static int lg_ultrax_remote_mapping(struct hid_input *hi,
		struct hid_usage *usage, unsigned long **bit, int *max)
{
	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
		return 0;

	set_bit(EV_REP, hi->input->evbit);
	switch (usage->hid & HID_USAGE) {
	/* Reported on Logitech Ultra X Media Remote */
	case 0x004: lg_map_key_clear(KEY_AGAIN);	break;
	case 0x00d: lg_map_key_clear(KEY_HOME);		break;
	case 0x024: lg_map_key_clear(KEY_SHUFFLE);	break;
	case 0x025: lg_map_key_clear(KEY_TV);		break;
	case 0x026: lg_map_key_clear(KEY_MENU);		break;
	case 0x031: lg_map_key_clear(KEY_AUDIO);	break;
	case 0x032: lg_map_key_clear(KEY_TEXT);		break;
	case 0x033: lg_map_key_clear(KEY_LAST);		break;
	case 0x047: lg_map_key_clear(KEY_MP3);		break;
	case 0x048: lg_map_key_clear(KEY_DVD);		break;
	case 0x049: lg_map_key_clear(KEY_MEDIA);	break;
	case 0x04a: lg_map_key_clear(KEY_VIDEO);	break;
	case 0x04b: lg_map_key_clear(KEY_ANGLE);	break;
	case 0x04c: lg_map_key_clear(KEY_LANGUAGE);	break;
	case 0x04d: lg_map_key_clear(KEY_SUBTITLE);	break;
	case 0x051: lg_map_key_clear(KEY_RED);		break;
	case 0x052: lg_map_key_clear(KEY_CLOSE);	break;

	default:
		return 0;
	}
	return 1;
}

static int lg_dinovo_mapping(struct hid_input *hi, struct hid_usage *usage,
		unsigned long **bit, int *max)
{
	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
		return 0;

	switch (usage->hid & HID_USAGE) {

	case 0x00d: lg_map_key_clear(KEY_MEDIA);	break;
	default:
		return 0;

	}
	return 1;
}

static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage,
		unsigned long **bit, int *max)
{
	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
		return 0;

	switch (usage->hid & HID_USAGE) {
	case 0x1001: lg_map_key_clear(KEY_MESSENGER);		break;
	case 0x1003: lg_map_key_clear(KEY_SOUND);		break;
	case 0x1004: lg_map_key_clear(KEY_VIDEO);		break;
	case 0x1005: lg_map_key_clear(KEY_AUDIO);		break;
	case 0x100a: lg_map_key_clear(KEY_DOCUMENTS);		break;
	/* The following two entries are Playlist 1 and 2 on the MX3200 */
	case 0x100f: lg_map_key_clear(KEY_FN_1);		break;
	case 0x1010: lg_map_key_clear(KEY_FN_2);		break;
	case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG);	break;
	case 0x1012: lg_map_key_clear(KEY_NEXTSONG);		break;
	case 0x1013: lg_map_key_clear(KEY_CAMERA);		break;
	case 0x1014: lg_map_key_clear(KEY_MESSENGER);		break;
	case 0x1015: lg_map_key_clear(KEY_RECORD);		break;
	case 0x1016: lg_map_key_clear(KEY_PLAYER);		break;
	case 0x1017: lg_map_key_clear(KEY_EJECTCD);		break;
	case 0x1018: lg_map_key_clear(KEY_MEDIA);		break;
	case 0x1019: lg_map_key_clear(KEY_PROG1);		break;
	case 0x101a: lg_map_key_clear(KEY_PROG2);		break;
	case 0x101b: lg_map_key_clear(KEY_PROG3);		break;
	case 0x101c: lg_map_key_clear(KEY_CYCLEWINDOWS);	break;
	case 0x101f: lg_map_key_clear(KEY_ZOOMIN);		break;
	case 0x1020: lg_map_key_clear(KEY_ZOOMOUT);		break;
	case 0x1021: lg_map_key_clear(KEY_ZOOMRESET);		break;
	case 0x1023: lg_map_key_clear(KEY_CLOSE);		break;
	case 0x1027: lg_map_key_clear(KEY_MENU);		break;
	/* this one is marked as 'Rotate' */
	case 0x1028: lg_map_key_clear(KEY_ANGLE);		break;
	case 0x1029: lg_map_key_clear(KEY_SHUFFLE);		break;
	case 0x102a: lg_map_key_clear(KEY_BACK);		break;
	case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS);	break;
	case 0x102d: lg_map_key_clear(KEY_WWW);			break;
	/* The following two are 'Start/answer call' and 'End/reject call'
	   on the MX3200 */
	case 0x1031: lg_map_key_clear(KEY_OK);			break;
	case 0x1032: lg_map_key_clear(KEY_CANCEL);		break;
	case 0x1041: lg_map_key_clear(KEY_BATTERY);		break;
	case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR);	break;
	case 0x1043: lg_map_key_clear(KEY_SPREADSHEET);		break;
	case 0x1044: lg_map_key_clear(KEY_PRESENTATION);	break;
	case 0x1045: lg_map_key_clear(KEY_UNDO);		break;
	case 0x1046: lg_map_key_clear(KEY_REDO);		break;
	case 0x1047: lg_map_key_clear(KEY_PRINT);		break;
	case 0x1048: lg_map_key_clear(KEY_SAVE);		break;
	case 0x1049: lg_map_key_clear(KEY_PROG1);		break;
	case 0x104a: lg_map_key_clear(KEY_PROG2);		break;
	case 0x104b: lg_map_key_clear(KEY_PROG3);		break;
	case 0x104c: lg_map_key_clear(KEY_PROG4);		break;

	default:
		return 0;
	}
	return 1;
}

static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi,
		struct hid_field *field, struct hid_usage *usage,
		unsigned long **bit, int *max)
{
	/* extended mapping for certain Logitech hardware (Logitech cordless
	   desktop LX500) */
	static const u8 e_keymap[] = {
		  0,216,  0,213,175,156,  0,  0,  0,  0,
		144,  0,  0,  0,  0,  0,  0,  0,  0,212,
		174,167,152,161,112,  0,  0,  0,154,  0,
		  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
		  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
		  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
		  0,  0,  0,  0,  0,183,184,185,186,187,
		188,189,190,191,192,193,194,  0,  0,  0
	};
	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
	unsigned int hid = usage->hid;

	if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER &&
			lg_ultrax_remote_mapping(hi, usage, bit, max))
		return 1;

	if (hdev->product == USB_DEVICE_ID_DINOVO_MINI &&
			lg_dinovo_mapping(hi, usage, bit, max))
		return 1;

	if ((quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max))
		return 1;

	if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
		return 0;

	hid &= HID_USAGE;

	/* Special handling for Logitech Cordless Desktop */
	if (field->application == HID_GD_MOUSE) {
		if ((quirks & LG_IGNORE_DOUBLED_WHEEL) &&
				(hid == 7 || hid == 8))
			return -1;
	} else {
		if ((quirks & LG_EXPANDED_KEYMAP) &&
				hid < ARRAY_SIZE(e_keymap) &&
				e_keymap[hid] != 0) {
			hid_map_usage(hi, usage, bit, max, EV_KEY,
					e_keymap[hid]);
			return 1;
		}
	}

	return 0;
}

static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi,
		struct hid_field *field, struct hid_usage *usage,
		unsigned long **bit, int *max)
{
	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);

	if ((quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY &&
			(field->flags & HID_MAIN_ITEM_RELATIVE))
		field->flags &= ~HID_MAIN_ITEM_RELATIVE;

	if ((quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY ||
			 usage->type == EV_REL || usage->type == EV_ABS))
		clear_bit(usage->code, *bit);

	return 0;
}

static int lg_event(struct hid_device *hdev, struct hid_field *field,
		struct hid_usage *usage, __s32 value)
{
	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);

	if ((quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) {
		input_event(field->hidinput->input, usage->type, usage->code,
				-value);
		return 1;
	}

	return 0;
}

static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
	unsigned long quirks = id->driver_data;
	unsigned int connect_mask = HID_CONNECT_DEFAULT;
	int ret;

	hid_set_drvdata(hdev, (void *)quirks);

	if (quirks & LG_NOGET)
		hdev->quirks |= HID_QUIRK_NOGET;

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

	if (quirks & (LG_FF | LG_FF2 | LG_FF3))
		connect_mask &= ~HID_CONNECT_FF;

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

	if (quirks & LG_FF4) {
		unsigned char buf[] = { 0x00, 0xAF,  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };

		ret = hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);

		if (ret >= 0) {
			/* insert a little delay of 10 jiffies ~ 40ms */
			wait_queue_head_t wait;
			init_waitqueue_head (&wait);
			wait_event_interruptible_timeout(wait, 0, 10);

			/* Select random Address */
			buf[1] = 0xB2;
			get_random_bytes(&buf[2], 2);

			ret = hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
		}
	}

	if (quirks & LG_FF)
		lgff_init(hdev);
	if (quirks & LG_FF2)
		lg2ff_init(hdev);
	if (quirks & LG_FF3)
		lg3ff_init(hdev);
	if (quirks & LG_FF4)
		lg4ff_init(hdev);

	return 0;
err_free:
	return ret;
}

static const struct hid_device_id lg_devices[] = {
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER),
		.driver_data = LG_RDESC | LG_WIRELESS },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER),
		.driver_data = LG_RDESC | LG_WIRELESS },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2),
		.driver_data = LG_RDESC | LG_WIRELESS },

	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER),
		.driver_data = LG_BAD_RELATIVE_KEYS },

	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP),
		.driver_data = LG_DUPLICATE_USAGES },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE),
		.driver_data = LG_DUPLICATE_USAGES },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI),
		.driver_data = LG_DUPLICATE_USAGES },

	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD),
		.driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500),
		.driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP },

	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D),
		.driver_data = LG_NOGET },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL),
		.driver_data = LG_NOGET | LG_FF },

	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD),
		.driver_data = LG_FF2 },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL),
		.driver_data = LG_FF4 },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ),
		.driver_data = LG_FF },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2),
		.driver_data = LG_FF2 },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940),
		.driver_data = LG_FF3 },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR),
		.driver_data = LG_RDESC_REL_ABS },
	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER),
		.driver_data = LG_RDESC_REL_ABS },
	{ }
};

MODULE_DEVICE_TABLE(hid, lg_devices);

static struct hid_driver lg_driver = {
	.name = "logitech",
	.id_table = lg_devices,
	.report_fixup = lg_report_fixup,
	.input_mapping = lg_input_mapping,
	.input_mapped = lg_input_mapped,
	.event = lg_event,
	.probe = lg_probe,
};

static int __init lg_init(void)
{
	return hid_register_driver(&lg_driver);
}

static void __exit lg_exit(void)
{
	hid_unregister_driver(&lg_driver);
}

module_init(lg_init);
module_exit(lg_exit);
MODULE_LICENSE("GPL");
Commit	Line	Data
5f22a799 JS	1	/*
	2	* HID driver for some logitech "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
	7	* Copyright (c) 2006-2007 Jiri Kosina
	8	* Copyright (c) 2007 Paul Walmsley
	9	* Copyright (c) 2008 Jiri Slaby
2c6118e4	10	* Copyright (c) 2010 Hendrik Iben
5f22a799 JS	11	*/
	12
	13	/*
	14	* This program is free software; you can redistribute it and/or modify it
	15	* under the terms of the GNU General Public License as published by the Free
	16	* Software Foundation; either version 2 of the License, or (at your option)
	17	* any later version.
	18	*/
	19
	20	#include <linux/device.h>
	21	#include <linux/hid.h>
	22	#include <linux/module.h>
32c88cbc SW	23	#include <linux/random.h>
	24	#include <linux/sched.h>
	25	#include <linux/wait.h>
5f22a799 JS	26
5f22a799 JS	27	#include "hid-ids.h"
606bd0a8	28	#include "hid-lg.h"
5f22a799 JS	29
	30	#define LG_RDESC 0x001
	31	#define LG_BAD_RELATIVE_KEYS 0x002
	32	#define LG_DUPLICATE_USAGES 0x004
5f22a799 JS	33	#define LG_EXPANDED_KEYMAP 0x010
	34	#define LG_IGNORE_DOUBLED_WHEEL 0x020
	35	#define LG_WIRELESS 0x040
	36	#define LG_INVERT_HWHEEL 0x080
	37	#define LG_NOGET 0x100
606bd0a8 JS	38	#define LG_FF 0x200
606bd0a8 JS	39	#define LG_FF2 0x400
24985cf6	40	#define LG_RDESC_REL_ABS 0x800
74f292ca	41	#define LG_FF3 0x1000
32c88cbc	42	#define LG_FF4 0x2000
5f22a799 JS	43
	44	/*
	45	* Certain Logitech keyboards send in report #3 keys which are far
	46	* above the logical maximum described in descriptor. This extends
	47	* the original value of 0x28c of logical maximum to 0x104d
	48	*/
73e4008d NK	49	static __u8 lg_report_fixup(struct hid_device hdev, __u8 *rdesc,
73e4008d NK	50	unsigned int *rsize)
5f22a799 JS	51	{
	52	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
	53
73e4008d	54	if ((quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 &&
5f22a799 JS	55	rdesc[84] == 0x8c && rdesc[85] == 0x02) {
	56	dev_info(&hdev->dev, "fixing up Logitech keyboard report "
	57	"descriptor\n");
	58	rdesc[84] = rdesc[89] = 0x4d;
	59	rdesc[85] = rdesc[90] = 0x10;
	60	}
73e4008d	61	if ((quirks & LG_RDESC_REL_ABS) && *rsize >= 50 &&
24985cf6 JK	62	rdesc[32] == 0x81 && rdesc[33] == 0x06 &&
	63	rdesc[49] == 0x81 && rdesc[50] == 0x06) {
	64	dev_info(&hdev->dev, "fixing up rel/abs in Logitech "
	65	"report descriptor\n");
	66	rdesc[33] = rdesc[50] = 0x02;
	67	}
d8692ac0	68	if ((quirks & LG_FF4) && *rsize >= 101 &&
32c88cbc SW	69	rdesc[41] == 0x95 && rdesc[42] == 0x0B &&
	70	rdesc[47] == 0x05 && rdesc[48] == 0x09) {
	71	dev_info(&hdev->dev, "fixing up Logitech Speed Force Wireless "
	72	"button descriptor\n");
	73	rdesc[41] = 0x05;
	74	rdesc[42] = 0x09;
	75	rdesc[47] = 0x95;
	76	rdesc[48] = 0x0B;
	77	}
73e4008d	78	return rdesc;
5f22a799 JS	79	}
	80
	81	#define lg_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
	82	EV_KEY, (c))
	83
	84	static int lg_ultrax_remote_mapping(struct hid_input *hi,
	85	struct hid_usage usage, unsigned long bit, int max)
	86	{
	87	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
	88	return 0;
	89
	90	set_bit(EV_REP, hi->input->evbit);
	91	switch (usage->hid & HID_USAGE) {
	92	/* Reported on Logitech Ultra X Media Remote */
	93	case 0x004: lg_map_key_clear(KEY_AGAIN); break;
	94	case 0x00d: lg_map_key_clear(KEY_HOME); break;
	95	case 0x024: lg_map_key_clear(KEY_SHUFFLE); break;
	96	case 0x025: lg_map_key_clear(KEY_TV); break;
	97	case 0x026: lg_map_key_clear(KEY_MENU); break;
	98	case 0x031: lg_map_key_clear(KEY_AUDIO); break;
	99	case 0x032: lg_map_key_clear(KEY_TEXT); break;
	100	case 0x033: lg_map_key_clear(KEY_LAST); break;
	101	case 0x047: lg_map_key_clear(KEY_MP3); break;
	102	case 0x048: lg_map_key_clear(KEY_DVD); break;
	103	case 0x049: lg_map_key_clear(KEY_MEDIA); break;
	104	case 0x04a: lg_map_key_clear(KEY_VIDEO); break;
	105	case 0x04b: lg_map_key_clear(KEY_ANGLE); break;
	106	case 0x04c: lg_map_key_clear(KEY_LANGUAGE); break;
	107	case 0x04d: lg_map_key_clear(KEY_SUBTITLE); break;
	108	case 0x051: lg_map_key_clear(KEY_RED); break;
	109	case 0x052: lg_map_key_clear(KEY_CLOSE); break;
	110
	111	default:
	112	return 0;
	113	}
	114	return 1;
	115	}
	116
66d61bec JK	117	static int lg_dinovo_mapping(struct hid_input hi, struct hid_usage usage,
	118	unsigned long *bit, int max)
	119	{
	120	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
	121	return 0;
	122
	123	switch (usage->hid & HID_USAGE) {
	124
	125	case 0x00d: lg_map_key_clear(KEY_MEDIA); break;
	126	default:
	127	return 0;
	128
	129	}
	130	return 1;
	131	}
	132
5f22a799 JS	133	static int lg_wireless_mapping(struct hid_input hi, struct hid_usage usage,
	134	unsigned long *bit, int max)
	135	{
	136	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
	137	return 0;
	138
	139	switch (usage->hid & HID_USAGE) {
	140	case 0x1001: lg_map_key_clear(KEY_MESSENGER); break;
	141	case 0x1003: lg_map_key_clear(KEY_SOUND); break;
	142	case 0x1004: lg_map_key_clear(KEY_VIDEO); break;
	143	case 0x1005: lg_map_key_clear(KEY_AUDIO); break;
	144	case 0x100a: lg_map_key_clear(KEY_DOCUMENTS); break;
18392212 LC	145	/* The following two entries are Playlist 1 and 2 on the MX3200 */
	146	case 0x100f: lg_map_key_clear(KEY_FN_1); break;
	147	case 0x1010: lg_map_key_clear(KEY_FN_2); break;
5f22a799 JS	148	case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG); break;
	149	case 0x1012: lg_map_key_clear(KEY_NEXTSONG); break;
	150	case 0x1013: lg_map_key_clear(KEY_CAMERA); break;
	151	case 0x1014: lg_map_key_clear(KEY_MESSENGER); break;
	152	case 0x1015: lg_map_key_clear(KEY_RECORD); break;
	153	case 0x1016: lg_map_key_clear(KEY_PLAYER); break;
	154	case 0x1017: lg_map_key_clear(KEY_EJECTCD); break;
	155	case 0x1018: lg_map_key_clear(KEY_MEDIA); break;
	156	case 0x1019: lg_map_key_clear(KEY_PROG1); break;
	157	case 0x101a: lg_map_key_clear(KEY_PROG2); break;
	158	case 0x101b: lg_map_key_clear(KEY_PROG3); break;
18392212	159	case 0x101c: lg_map_key_clear(KEY_CYCLEWINDOWS); break;
5f22a799 JS	160	case 0x101f: lg_map_key_clear(KEY_ZOOMIN); break;
	161	case 0x1020: lg_map_key_clear(KEY_ZOOMOUT); break;
	162	case 0x1021: lg_map_key_clear(KEY_ZOOMRESET); break;
	163	case 0x1023: lg_map_key_clear(KEY_CLOSE); break;
	164	case 0x1027: lg_map_key_clear(KEY_MENU); break;
	165	/* this one is marked as 'Rotate' */
	166	case 0x1028: lg_map_key_clear(KEY_ANGLE); break;
	167	case 0x1029: lg_map_key_clear(KEY_SHUFFLE); break;
	168	case 0x102a: lg_map_key_clear(KEY_BACK); break;
	169	case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS); break;
18392212 LC	170	case 0x102d: lg_map_key_clear(KEY_WWW); break;
	171	/* The following two are 'Start/answer call' and 'End/reject call'
	172	on the MX3200 */
	173	case 0x1031: lg_map_key_clear(KEY_OK); break;
	174	case 0x1032: lg_map_key_clear(KEY_CANCEL); break;
5f22a799 JS	175	case 0x1041: lg_map_key_clear(KEY_BATTERY); break;
	176	case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR); break;
	177	case 0x1043: lg_map_key_clear(KEY_SPREADSHEET); break;
	178	case 0x1044: lg_map_key_clear(KEY_PRESENTATION); break;
	179	case 0x1045: lg_map_key_clear(KEY_UNDO); break;
	180	case 0x1046: lg_map_key_clear(KEY_REDO); break;
	181	case 0x1047: lg_map_key_clear(KEY_PRINT); break;
	182	case 0x1048: lg_map_key_clear(KEY_SAVE); break;
	183	case 0x1049: lg_map_key_clear(KEY_PROG1); break;
	184	case 0x104a: lg_map_key_clear(KEY_PROG2); break;
	185	case 0x104b: lg_map_key_clear(KEY_PROG3); break;
	186	case 0x104c: lg_map_key_clear(KEY_PROG4); break;
	187
	188	default:
	189	return 0;
	190	}
	191	return 1;
	192	}
	193
	194	static int lg_input_mapping(struct hid_device hdev, struct hid_input hi,
	195	struct hid_field field, struct hid_usage usage,
	196	unsigned long *bit, int max)
	197	{
	198	/* extended mapping for certain Logitech hardware (Logitech cordless
	199	desktop LX500) */
	200	static const u8 e_keymap[] = {
	201	0,216, 0,213,175,156, 0, 0, 0, 0,
	202	144, 0, 0, 0, 0, 0, 0, 0, 0,212,
	203	174,167,152,161,112, 0, 0, 0,154, 0,
	204	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	205	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	206	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	207	0, 0, 0, 0, 0,183,184,185,186,187,
	208	188,189,190,191,192,193,194, 0, 0, 0
	209	};
	210	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
	211	unsigned int hid = usage->hid;
	212
	213	if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER &&
	214	lg_ultrax_remote_mapping(hi, usage, bit, max))
	215	return 1;
	216
66d61bec JK	217	if (hdev->product == USB_DEVICE_ID_DINOVO_MINI &&
	218	lg_dinovo_mapping(hi, usage, bit, max))
	219	return 1;
	220
5f22a799 JS	221	if ((quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max))
	222	return 1;
	223
	224	if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
	225	return 0;
	226
	227	hid &= HID_USAGE;
	228
	229	/* Special handling for Logitech Cordless Desktop */
	230	if (field->application == HID_GD_MOUSE) {
	231	if ((quirks & LG_IGNORE_DOUBLED_WHEEL) &&
	232	(hid == 7 \|\| hid == 8))
	233	return -1;
	234	} else {
	235	if ((quirks & LG_EXPANDED_KEYMAP) &&
	236	hid < ARRAY_SIZE(e_keymap) &&
	237	e_keymap[hid] != 0) {
	238	hid_map_usage(hi, usage, bit, max, EV_KEY,
	239	e_keymap[hid]);
	240	return 1;
	241	}
	242	}
	243
	244	return 0;
	245	}
	246
	247	static int lg_input_mapped(struct hid_device hdev, struct hid_input hi,
	248	struct hid_field field, struct hid_usage usage,
	249	unsigned long *bit, int max)
	250	{
	251	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
	252
	253	if ((quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY &&
	254	(field->flags & HID_MAIN_ITEM_RELATIVE))
	255	field->flags &= ~HID_MAIN_ITEM_RELATIVE;
	256
	257	if ((quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY \|\|
	258	usage->type == EV_REL \|\| usage->type == EV_ABS))
	259	clear_bit(usage->code, *bit);
	260
	261	return 0;
	262	}
	263
	264	static int lg_event(struct hid_device hdev, struct hid_field field,
	265	struct hid_usage *usage, __s32 value)
	266	{
	267	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
	268
	269	if ((quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) {
	270	input_event(field->hidinput->input, usage->type, usage->code,
	271	-value);
	272	return 1;
	273	}
	274
	275	return 0;
	276	}
	277
	278	static int lg_probe(struct hid_device hdev, const struct hid_device_id id)
	279	{
	280	unsigned long quirks = id->driver_data;
606bd0a8	281	unsigned int connect_mask = HID_CONNECT_DEFAULT;
5f22a799 JS	282	int ret;
	283
	284	hid_set_drvdata(hdev, (void *)quirks);
	285
5f22a799 JS	286	if (quirks & LG_NOGET)
	287	hdev->quirks \|= HID_QUIRK_NOGET;
	288
	289	ret = hid_parse(hdev);
	290	if (ret) {
	291	dev_err(&hdev->dev, "parse failed\n");
	292	goto err_free;
	293	}
	294
74f292ca	295	if (quirks & (LG_FF \| LG_FF2 \| LG_FF3))
606bd0a8 JS	296	connect_mask &= ~HID_CONNECT_FF;
	297
	298	ret = hid_hw_start(hdev, connect_mask);
5f22a799 JS	299	if (ret) {
	300	dev_err(&hdev->dev, "hw start failed\n");
	301	goto err_free;
	302	}
	303
32c88cbc SW	304	if (quirks & LG_FF4) {
	305	unsigned char buf[] = { 0x00, 0xAF, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
	306
	307	ret = hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
	308
	309	if (ret >= 0) {
	310	/* insert a little delay of 10 jiffies ~ 40ms */
	311	wait_queue_head_t wait;
	312	init_waitqueue_head (&wait);
	313	wait_event_interruptible_timeout(wait, 0, 10);
	314
	315	/* Select random Address */
	316	buf[1] = 0xB2;
	317	get_random_bytes(&buf[2], 2);
	318
	319	ret = hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
	320	}
	321	}
	322
606bd0a8 JS	323	if (quirks & LG_FF)
	324	lgff_init(hdev);
	325	if (quirks & LG_FF2)
	326	lg2ff_init(hdev);
74f292ca GS	327	if (quirks & LG_FF3)
74f292ca GS	328	lg3ff_init(hdev);
32c88cbc SW	329	if (quirks & LG_FF4)
32c88cbc SW	330	lg4ff_init(hdev);
606bd0a8	331
5f22a799 JS	332	return 0;
	333	err_free:
	334	return ret;
	335	}
	336
	337	static const struct hid_device_id lg_devices[] = {
	338	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER),
	339	.driver_data = LG_RDESC \| LG_WIRELESS },
	340	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER),
	341	.driver_data = LG_RDESC \| LG_WIRELESS },
	342	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2),
	343	.driver_data = LG_RDESC \| LG_WIRELESS },
	344
	345	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER),
	346	.driver_data = LG_BAD_RELATIVE_KEYS },
	347
	348	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP),
	349	.driver_data = LG_DUPLICATE_USAGES },
	350	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE),
	351	.driver_data = LG_DUPLICATE_USAGES },
	352	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI),
	353	.driver_data = LG_DUPLICATE_USAGES },
	354
5f22a799 JS	355	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD),
	356	.driver_data = LG_IGNORE_DOUBLED_WHEEL \| LG_EXPANDED_KEYMAP },
	357	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500),
	358	.driver_data = LG_IGNORE_DOUBLED_WHEEL \| LG_EXPANDED_KEYMAP },
	359
5f22a799 JS	360	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D),
	361	.driver_data = LG_NOGET },
	362	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL),
606bd0a8 JS	363	.driver_data = LG_NOGET \| LG_FF },
606bd0a8 JS	364
2c6118e4 HI	365	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD),
2c6118e4 HI	366	.driver_data = LG_FF2 },
606bd0a8 JS	367	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD),
	368	.driver_data = LG_FF },
	369	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2),
	370	.driver_data = LG_FF },
	371	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D),
	372	.driver_data = LG_FF },
	373	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO),
	374	.driver_data = LG_FF },
	375	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL),
	376	.driver_data = LG_FF },
	377	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2),
	378	.driver_data = LG_FF },
243b706d CB	379	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL),
243b706d CB	380	.driver_data = LG_FF },
32c88cbc SW	381	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL),
32c88cbc SW	382	.driver_data = LG_FF4 },
fd30ea8c JK	383	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ),
fd30ea8c JK	384	.driver_data = LG_FF },
606bd0a8 JS	385	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2),
606bd0a8 JS	386	.driver_data = LG_FF2 },
74f292ca GS	387	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940),
74f292ca GS	388	.driver_data = LG_FF3 },
24985cf6 JK	389	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR),
	390	.driver_data = LG_RDESC_REL_ABS },
	391	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER),
	392	.driver_data = LG_RDESC_REL_ABS },
5f22a799 JS	393	{ }
5f22a799 JS	394	};
24985cf6	395
5f22a799 JS	396	MODULE_DEVICE_TABLE(hid, lg_devices);
	397
	398	static struct hid_driver lg_driver = {
	399	.name = "logitech",
	400	.id_table = lg_devices,
	401	.report_fixup = lg_report_fixup,
	402	.input_mapping = lg_input_mapping,
	403	.input_mapped = lg_input_mapped,
	404	.event = lg_event,
	405	.probe = lg_probe,
	406	};
	407
a24f423b	408	static int __init lg_init(void)
5f22a799 JS	409	{
	410	return hid_register_driver(&lg_driver);
	411	}
	412
a24f423b	413	static void __exit lg_exit(void)
5f22a799 JS	414	{
	415	hid_unregister_driver(&lg_driver);
	416	}
	417
	418	module_init(lg_init);
	419	module_exit(lg_exit);
	420	MODULE_LICENSE("GPL");