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| author | Matthias Kaehlcke <matthias.kaehlcke@gmail.com> | 2007-10-17 19:40:31 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2007-10-17 19:40:31 -0700 |
| commit | 7b96dc023a1b487bce59256fde14b8bb28b45aea (patch) | |
| tree | 9075eb698b46ddb27514bdacd4856e86434bb59d /drivers/sbus | |
| parent | 6050afbbb01d1f5a867f7839be6460bac801f5bc (diff) | |
| download | linux-7b96dc023a1b487bce59256fde14b8bb28b45aea.tar.gz linux-7b96dc023a1b487bce59256fde14b8bb28b45aea.tar.bz2 linux-7b96dc023a1b487bce59256fde14b8bb28b45aea.zip | |
[SPARC] Videopix Frame Grabber: Convert device_lock_sem to mutex
Videopix Frame Grabber: Convert the semaphore device_lock_sem to the
mutex API
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/sbus')
| -rw-r--r-- | drivers/sbus/char/vfc.h | 2 | ||||
| -rw-r--r-- | drivers/sbus/char/vfc_dev.c | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/sbus/char/vfc.h b/drivers/sbus/char/vfc.h index 63941a259b92..f1aa1389ea4a 100644 --- a/drivers/sbus/char/vfc.h +++ b/drivers/sbus/char/vfc.h @@ -126,7 +126,7 @@ struct vfc_dev { volatile struct vfc_regs __iomem *regs; struct vfc_regs *phys_regs; unsigned int control_reg; - struct semaphore device_lock_sem; + struct mutex device_lock_mtx; int instance; int busy; unsigned long which_io; diff --git a/drivers/sbus/char/vfc_dev.c b/drivers/sbus/char/vfc_dev.c index 9269f7fbd363..e7a1642b2aa4 100644 --- a/drivers/sbus/char/vfc_dev.c +++ b/drivers/sbus/char/vfc_dev.c @@ -22,6 +22,7 @@ #include <linux/fs.h> #include <linux/delay.h> #include <linux/spinlock.h> +#include <linux/mutex.h> #include <linux/mm.h> #include <asm/openprom.h> @@ -54,12 +55,12 @@ static unsigned char saa9051_init_array[VFC_SAA9051_NR] = { void vfc_lock_device(struct vfc_dev *dev) { - down(&dev->device_lock_sem); + mutex_lock(&dev->device_lock_mtx); } void vfc_unlock_device(struct vfc_dev *dev) { - up(&dev->device_lock_sem); + mutex_unlock(&dev->device_lock_mtx); } |