From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755930Ab2DDDch (ORCPT ); Tue, 3 Apr 2012 23:32:37 -0400 Received: from mail-iy0-f174.google.com ([209.85.210.174]:44217 "EHLO mail-iy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755428Ab2DDDcg (ORCPT ); Tue, 3 Apr 2012 23:32:36 -0400 Message-ID: <1333510350.15318.10.camel@phoenix> Subject: [PATCH 1/2] gameport: Add helper macro for gameport_driver boilerplate From: Axel Lin To: linux-kernel@vger.kernel.org Cc: Dmitry Torokhov , Lars-Peter Clausen , linux-input@vger.kernel.org Date: Wed, 04 Apr 2012 11:32:30 +0800 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.2- Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch introduces the module_gameport_driver macro which is a convenience macro for gameport driver modules similar to module_platform_driver. It is intended to be used by drivers which init/exit section does nothing but register/unregister the serio driver. By using this macro it is possible to eliminate a few lines of boilerplate code per serio driver. Based on work done by Lars-Peter Clausen for other busses (i2c and spi). Signed-off-by: Axel Lin Cc: Lars-Peter Clausen --- include/linux/gameport.h | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) diff --git a/include/linux/gameport.h b/include/linux/gameport.h index b456b08..7f51b54 100644 --- a/include/linux/gameport.h +++ b/include/linux/gameport.h @@ -153,6 +153,18 @@ int __must_check __gameport_register_driver(struct gameport_driver *drv, void gameport_unregister_driver(struct gameport_driver *drv); +/** + * module_gameport_driver() - Helper macro for registering a gameport driver + * @__gameport_driver: gameport_driver struct + * + * Helper macro for gameport drivers which do not do anything special in module + * init/exit. This eliminates a lot of boilerplate. Each module may only + * use this macro once, and calling it replaces module_init() and module_exit() + */ +#define module_gameport_driver(__gameport_driver) \ + module_driver(__gameport_driver, gameport_register_driver, \ + gameport_unregister_driver) + #endif /* __KERNEL__ */ #define GAMEPORT_MODE_DISABLED 0 -- 1.7.5.4