From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753207AbZGZIVq (ORCPT ); Sun, 26 Jul 2009 04:21:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753129AbZGZIVm (ORCPT ); Sun, 26 Jul 2009 04:21:42 -0400 Received: from www.tglx.de ([62.245.132.106]:33943 "EHLO www.tglx.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753057AbZGZIVj (ORCPT ); Sun, 26 Jul 2009 04:21:39 -0400 Message-Id: <20090726081557.639168910@linutronix.de> User-Agent: quilt/0.47-1 Date: Sun, 26 Jul 2009 08:20:07 -0000 From: Thomas Gleixner To: LKML Cc: Andrew Morton , Ingo Molnar , Peter Zijlstra , Wan ZongShun Subject: [Patch RFC 33/37] arm: w90x900: convert semaphore to mutex References: <20090726081459.455111897@linutronix.de> Content-Disposition: inline; filename=arm-w90x900-mfp-convert-sem-to-mutex.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The semaphore is used as mutex so make it a mutex. Signed-off-by: Thomas Gleixner Cc: Wan ZongShun --- arch/arm/mach-w90x900/mfp-w90p910.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) Index: linux-2.6-tip/arch/arm/mach-w90x900/mfp-w90p910.c =================================================================== --- linux-2.6-tip.orig/arch/arm/mach-w90x900/mfp-w90p910.c +++ linux-2.6-tip/arch/arm/mach-w90x900/mfp-w90p910.c @@ -34,7 +34,7 @@ #define GPSELEI0 (0x01 << 26) #define GPSELEI1 (0x01 << 27) -static DECLARE_MUTEX(mfp_sem); +static DEFINE_MUTEX(mfp_sem); void mfp_set_groupf(struct device *dev) { @@ -43,7 +43,7 @@ void mfp_set_groupf(struct device *dev) BUG_ON(!dev); - down(&mfp_sem); + mutex_lock(&mfp_sem); dev_id = dev_name(dev); @@ -56,7 +56,7 @@ void mfp_set_groupf(struct device *dev) __raw_writel(mfpen, REG_MFSEL); - up(&mfp_sem); + mutex_unlock(&mfp_sem); } EXPORT_SYMBOL(mfp_set_groupf); @@ -67,7 +67,7 @@ void mfp_set_groupc(struct device *dev) BUG_ON(!dev); - down(&mfp_sem); + mutex_lock(&mfp_sem); dev_id = dev_name(dev); @@ -86,7 +86,7 @@ void mfp_set_groupc(struct device *dev) __raw_writel(mfpen, REG_MFSEL); - up(&mfp_sem); + mutex_unlock(&mfp_sem); } EXPORT_SYMBOL(mfp_set_groupc); @@ -97,7 +97,7 @@ void mfp_set_groupi(struct device *dev, BUG_ON(!dev); - down(&mfp_sem); + mutex_lock(&mfp_sem); dev_id = dev_name(dev); @@ -110,7 +110,7 @@ void mfp_set_groupi(struct device *dev, __raw_writel(mfpen, REG_MFSEL); - up(&mfp_sem); + mutex_unlock(&mfp_sem); } EXPORT_SYMBOL(mfp_set_groupi);