HID: fix A4Tech RP-649 horizontal scrollwheel

Enable fix for their horizontal scroll wheel behaviour, associate
it with B8 hack.
Signed-off-by: Lech Perczak <lech.perczak@multivision.pl>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/hid-a4tech.c

@@ -133,6 +133,8 @@ static const struct hid_device_id a4_devices[] = {
 		.driver_data = A4_2WHEEL_MOUSE_HACK_7 },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D),
 		.driver_data = A4_2WHEEL_MOUSE_HACK_B8 },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649),
+		.driver_data = A4_2WHEEL_MOUSE_HACK_B8 },
 	{ }
 };
 MODULE_DEVICE_TABLE(hid, a4_devices);

drivers/hid/hid-core.c

@@ -1241,6 +1241,7 @@ static const struct hid_device_id hid_blacklist[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
 #if defined(CONFIG_HID_ACRUX_FF) || defined(CONFIG_HID_ACRUX_FF_MODULE)
 	{ HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
 #endif

drivers/hid/hid-ids.h

@@ -25,6 +25,7 @@
 #define USB_VENDOR_ID_A4TECH		0x09da
 #define USB_DEVICE_ID_A4TECH_WCP32PU	0x0006
 #define USB_DEVICE_ID_A4TECH_X5_005D	0x000a
+#define USB_DEVICE_ID_A4TECH_RP_649	0x001a
 
 #define USB_VENDOR_ID_AASHIMA		0x06d6
 #define USB_DEVICE_ID_AASHIMA_GAMEPAD	0x0025