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| author | Russell King | 2012-01-21 10:33:38 +0100 |
|---|---|---|
| committer | Russell King | 2012-02-19 00:15:32 +0100 |
| commit | cae154767a96563d33924872aacfdc63d584f707 (patch) | |
| tree | 5071f9b5c462bb48b8f6539aeb62664a3e7ab20a /include | |
| parent | MFD: ucb1x00-core: add .owner initializer and module alias (diff) | |
| download | kernel-qcow2-linux-cae154767a96563d33924872aacfdc63d584f707.tar.gz kernel-qcow2-linux-cae154767a96563d33924872aacfdc63d584f707.tar.xz kernel-qcow2-linux-cae154767a96563d33924872aacfdc63d584f707.zip | |
MFD: ucb1x00-core: use mutexes instead of semaphores
Convert the ucb1x00 driver to use mutexes rather than the depreciated
semaphores for exclusive access to the ADC.
Acked-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mfd/ucb1x00.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/mfd/ucb1x00.h b/include/linux/mfd/ucb1x00.h index fd088cc6a4ca..a4b954381c2f 100644 --- a/include/linux/mfd/ucb1x00.h +++ b/include/linux/mfd/ucb1x00.h @@ -12,7 +12,7 @@ #include <linux/mfd/mcp.h> #include <linux/gpio.h> -#include <linux/semaphore.h> +#include <linux/mutex.h> #define UCB_IO_DATA 0x00 #define UCB_IO_DIR 0x01 @@ -124,7 +124,7 @@ struct ucb1x00 { spinlock_t lock; struct mcp *mcp; unsigned int irq; - struct semaphore adc_sem; + struct mutex adc_mutex; spinlock_t io_lock; u16 id; u16 io_dir; |