HID: move ezkey quirks

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/Kconfig

@@ -117,6 +117,13 @@ config HID_CYPRESS
 	---help---
 	Support for Cypress mouse and barcodes.
 
+config HID_EZKEY
+	tristate "Ezkey"
+	default m
+	depends on USB_HID
+	---help---
+	Support for Ezkey mouse and barcodes.
+
 config HID_LOGITECH
 	tristate "Logitech"
 	default m

drivers/hid/Makefile

@@ -16,6 +16,7 @@ obj-$(CONFIG_HID_A4TECH)	+= hid-a4tech.o
 obj-$(CONFIG_HID_APPLE)		+= hid-apple.o
 obj-$(CONFIG_HID_CHERRY)	+= hid-cherry.o
 obj-$(CONFIG_HID_CYPRESS)	+= hid-cypress.o
+obj-$(CONFIG_HID_EZKEY)		+= hid-ezkey.o
 obj-$(CONFIG_HID_LOGITECH)	+= hid-logitech.o
 obj-$(CONFIG_HID_MICROSOFT)	+= hid-microsoft.o
 obj-$(CONFIG_HID_SUNPLUS)	+= hid-sunplus.o

drivers/hid/hid-core.c

@@ -1168,6 +1168,7 @@ static const struct hid_device_id hid_blacklist[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },

drivers/hid/hid-dummy.c

@@ -16,6 +16,9 @@ static int __init hid_dummy_init(void)
 #ifdef CONFIG_HID_CYPRESS_MODULE
 	HID_COMPAT_CALL_DRIVER(cypress);
 #endif
+#ifdef CONFIG_HID_EZKEY_MODULE
+	HID_COMPAT_CALL_DRIVER(ezkey);
+#endif
 #ifdef CONFIG_HID_LOGITECH_MODULE
 	HID_COMPAT_CALL_DRIVER(logitech);
 #endif

drivers/hid/hid-ezkey.c

+/*
+ *  HID driver for some ezkey "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/input.h>
+#include <linux/hid.h>
+#include <linux/module.h>
+
+#include "hid-ids.h"
+
+#define ez_map_rel(c)	hid_map_usage(hi, usage, bit, max, EV_REL, (c))
+#define ez_map_key(c)	hid_map_usage(hi, usage, bit, max, EV_KEY, (c))
+
+static int ez_input_mapping(struct hid_device *hdev, struct hid_input *hi,
+		struct hid_field *field, 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 0x230: ez_map_key(BTN_MOUSE);	break;
+	case 0x231: ez_map_rel(REL_WHEEL);	break;
+	/*
+	 * this keyboard has a scrollwheel implemented in
+	 * totally broken way. We map this usage temporarily
+	 * to HWHEEL and handle it in the event quirk handler
+	 */
+	case 0x232: ez_map_rel(REL_HWHEEL);	break;
+	default:
+		return 0;
+	}
+	return 1;
+}
+
+static int ez_event(struct hid_device *hdev, struct hid_field *field,
+		struct hid_usage *usage, __s32 value)
+{
+	if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput ||
+			!usage->type)
+		return 0;
+
+	/* handle the temporary quirky mapping to HWHEEL */
+	if (usage->type == EV_REL && usage->code == REL_HWHEEL) {
+		struct input_dev *input = field->hidinput->input;
+		input_event(input, usage->type, REL_WHEEL, -value);
+		return 1;
+	}
+
+	return 0;
+}
+
+static const struct hid_device_id ez_devices[] = {
+	{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
+	{ }
+};
+MODULE_DEVICE_TABLE(hid, ez_devices);
+
+static struct hid_driver ez_driver = {
+	.name = "ezkey",
+	.id_table = ez_devices,
+	.input_mapping = ez_input_mapping,
+	.event = ez_event,
+};
+
+static int ez_init(void)
+{
+	return hid_register_driver(&ez_driver);
+}
+
+static void ez_exit(void)
+{
+	hid_unregister_driver(&ez_driver);
+}
+
+module_init(ez_init);
+module_exit(ez_exit);
+MODULE_LICENSE("GPL");
+
+HID_COMPAT_LOAD_DRIVER(ezkey);

drivers/hid/hid-input-quirks.c

@@ -16,9 +16,6 @@
 #include <linux/input.h>
 #include <linux/hid.h>
 
-#define map_rel(c)	hid_map_usage(hidinput, usage, bit, max, EV_REL, (c))
-#define map_key(c)	hid_map_usage(hidinput, usage, bit, max, EV_KEY, (c))
-
 #define map_key_clear(c)	hid_map_usage_clear(hidinput, usage, bit, \
 		max, EV_KEY, (c))
 
@@ -132,37 +129,12 @@ static int quirk_cherry_genius_29e(struct hid_usage *usage,
 	return 1;
 }
 
-static int quirk_btc_8193(struct hid_usage *usage, struct hid_input *hidinput,
-			      unsigned long **bit, int *max)
-{
-	if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
-		return 0;
-
-	switch (usage->hid & HID_USAGE) {
-		case 0x230: map_key(BTN_MOUSE);			break;
-		case 0x231: map_rel(REL_WHEEL);			break;
-		/* 
-		 * this keyboard has a scrollwheel implemented in
-		 * totally broken way. We map this usage temporarily
-		 * to HWHEEL and handle it in the event quirk handler
-		 */
-		case 0x232: map_rel(REL_HWHEEL);		break;
-
-		default:
-			return 0;
-	}
-	return 1;
-}
-
 #define VENDOR_ID_BELKIN			0x1020
 #define DEVICE_ID_BELKIN_WIRELESS_KEYBOARD	0x0006
 
 #define VENDOR_ID_CHICONY			0x04f2
 #define DEVICE_ID_CHICONY_TACTICAL_PAD		0x0418
 
-#define VENDOR_ID_EZKEY				0x0518
-#define DEVICE_ID_BTC_8193			0x0002
-
 #define VENDOR_ID_GYRATION			0x0c16
 #define DEVICE_ID_GYRATION_REMOTE		0x0002
 
@@ -182,8 +154,6 @@ static const struct hid_input_blacklist {
 
 	{ VENDOR_ID_CHICONY, DEVICE_ID_CHICONY_TACTICAL_PAD, quirk_chicony_tactical_pad },
 
-	{ VENDOR_ID_EZKEY, DEVICE_ID_BTC_8193, quirk_btc_8193 },
-
 	{ VENDOR_ID_GYRATION, DEVICE_ID_GYRATION_REMOTE, quirk_gyration_remote },
 
 	{ VENDOR_ID_MONTEREY, DEVICE_ID_GENIUS_KB29E, quirk_cherry_genius_29e },
@@ -215,13 +185,6 @@ int hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, struc
 
 	input = field->hidinput->input;
 
-	/* handle the temporary quirky mapping to HWHEEL */
-	if (hid->quirks & HID_QUIRK_HWHEEL_WHEEL_INVERT &&
-			usage->type == EV_REL && usage->code == REL_HWHEEL) {
-		input_event(input, usage->type, REL_WHEEL, -value);
-		return 1;
-	}
-
 	/* Gyration MCE remote "Sleep" key */
 	if (hid->vendor == VENDOR_ID_GYRATION &&
 	    hid->product == DEVICE_ID_GYRATION_REMOTE &&

drivers/hid/usbhid/hid-quirks.c

@@ -46,8 +46,6 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM, HID_QUIRK_HIDDEV },
 	{ USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE, HID_QUIRK_HIDDEV | HID_QUIRK_IGNORE_HIDINPUT },
 
-	{ USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193, HID_QUIRK_HWHEEL_WHEEL_INVERT },
-
 	{ USB_VENDOR_ID_PANTHERLORD, USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK, HID_QUIRK_MULTI_INPUT | HID_QUIRK_SKIP_OUTPUT_REPORTS },
 	{ USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII, HID_QUIRK_MULTI_INPUT },
 

include/linux/hid.h

@@ -266,7 +266,6 @@ struct hid_item {
 #define HID_QUIRK_RESET_LEDS			0x00100000
 #define HID_QUIRK_HIDINPUT			0x00200000
 #define HID_QUIRK_IGNORE_HIDINPUT		0x01000000
-#define HID_QUIRK_HWHEEL_WHEEL_INVERT		0x04000000
 #define HID_QUIRK_FULLSPEED_INTERVAL		0x10000000
 
 /*