HID: logitech HID++: Send SwID in GetProtocolVersion

According to docs a SwID should be sent for GetProtocolVersion.
> 0x10.DeviceIndex.0x00.0x1n
where n is SwID.
Signed-off-by: Andreas Bergmeier <abergmeier@gmx.net>
Reviewed-by: Bastien Nocera <hadess@hadess.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/hid-logitech-hidpp.c

@@ -895,7 +895,7 @@ static int hidpp_root_get_protocol_version(struct hidpp_device *hidpp)
 	ret = hidpp_send_rap_command_sync(hidpp,
 			REPORT_ID_HIDPP_SHORT,
 			HIDPP_PAGE_ROOT_IDX,
-			CMD_ROOT_GET_PROTOCOL_VERSION,
+			CMD_ROOT_GET_PROTOCOL_VERSION | LINUX_KERNEL_SW_ID,
 			ping_data, sizeof(ping_data), &response);
 
 	if (ret == HIDPP_ERROR_INVALID_SUBID) {