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| author | wanzongshun <mcuos.com@gmail.com> | 2009-08-14 18:37:42 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-08-15 18:49:03 +0400 |
| commit | f346becf2fdba4d9dc023d28bc9a28f74dc9e4ac (patch) | |
| tree | 20b961d22e25d44243705d330871fd50854f6fce /arch/arm | |
| parent | 58b5369e6eb6c889b540a99aa95562a66b25acf1 (diff) | |
| download | linux-f346becf2fdba4d9dc023d28bc9a28f74dc9e4ac.tar.xz | |
ARM: 5675/1: The semaphore is used as mutex so make it a mutex
The semaphore is used as mutex so make it a mutex.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-w90x900/mfp-w90p910.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/arm/mach-w90x900/mfp-w90p910.c b/arch/arm/mach-w90x900/mfp-w90p910.c index e11a32b6856d..4533098a0ee4 100644 --- a/arch/arm/mach-w90x900/mfp-w90p910.c +++ b/arch/arm/mach-w90x900/mfp-w90p910.c @@ -40,7 +40,7 @@ #define ENI2C0 (0x01 << 14) #define ENI2C1 (0x01 << 16) -static DECLARE_MUTEX(mfp_sem); +static DEFINE_MUTEX(mfp_mutex); void mfp_set_groupf(struct device *dev) { @@ -49,7 +49,7 @@ void mfp_set_groupf(struct device *dev) BUG_ON(!dev); - down(&mfp_sem); + mutex_lock(&mfp_mutex); dev_id = dev_name(dev); @@ -62,7 +62,7 @@ void mfp_set_groupf(struct device *dev) __raw_writel(mfpen, REG_MFSEL); - up(&mfp_sem); + mutex_unlock(&mfp_mutex); } EXPORT_SYMBOL(mfp_set_groupf); @@ -73,7 +73,7 @@ void mfp_set_groupc(struct device *dev) BUG_ON(!dev); - down(&mfp_sem); + mutex_lock(&mfp_mutex); dev_id = dev_name(dev); @@ -92,7 +92,7 @@ void mfp_set_groupc(struct device *dev) __raw_writel(mfpen, REG_MFSEL); - up(&mfp_sem); + mutex_unlock(&mfp_mutex); } EXPORT_SYMBOL(mfp_set_groupc); @@ -103,7 +103,7 @@ void mfp_set_groupi(struct device *dev) BUG_ON(!dev); - down(&mfp_sem); + mutex_lock(&mfp_mutex); dev_id = dev_name(dev); @@ -120,7 +120,7 @@ void mfp_set_groupi(struct device *dev) __raw_writel(mfpen, REG_MFSEL); - up(&mfp_sem); + mutex_unlock(&mfp_mutex); } EXPORT_SYMBOL(mfp_set_groupi); @@ -131,7 +131,7 @@ void mfp_set_groupg(struct device *dev) BUG_ON(!dev); - down(&mfp_sem); + mutex_lock(&mfp_mutex); dev_id = dev_name(dev); @@ -152,7 +152,7 @@ void mfp_set_groupg(struct device *dev) __raw_writel(mfpen, REG_MFSEL); - up(&mfp_sem); + mutex_unlock(&mfp_mutex); } EXPORT_SYMBOL(mfp_set_groupg); |