333 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			333 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			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
 | |
|  */
 | |
| 
 | |
| /*
 | |
|  * 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"
 | |
| #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
 | |
| 
 | |
| /*
 | |
|  * 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 void 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;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| #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_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;
 | |
| 	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 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 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 ((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))
 | |
| 		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_FF)
 | |
| 		lgff_init(hdev);
 | |
| 	if (quirks & LG_FF2)
 | |
| 		lg2ff_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),
 | |
| 		.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_WINGMAN_FFG ),
 | |
| 		.driver_data = LG_FF },
 | |
| 	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2),
 | |
| 		.driver_data = LG_FF2 },
 | |
| 	{ }
 | |
| };
 | |
| 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");
 |