V4L/DVB (3318b): sem2mutex: drivers/media/, #2
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/pms.c b/drivers/media/video/pms.c
index 9e64486..05ca559 100644
--- a/drivers/media/video/pms.c
+++ b/drivers/media/video/pms.c
@@ -30,6 +30,8 @@
#include <asm/io.h>
#include <linux/sched.h>
#include <linux/videodev.h>
+#include <linux/mutex.h>
+
#include <asm/uaccess.h>
@@ -44,7 +46,7 @@
struct video_picture picture;
int height;
int width;
- struct semaphore lock;
+ struct mutex lock;
};
struct i2c_info
@@ -724,10 +726,10 @@
struct video_channel *v = arg;
if(v->channel<0 || v->channel>3)
return -EINVAL;
- down(&pd->lock);
+ mutex_lock(&pd->lock);
pms_videosource(v->channel&1);
pms_vcrinput(v->channel>>1);
- up(&pd->lock);
+ mutex_unlock(&pd->lock);
return 0;
}
case VIDIOCGTUNER:
@@ -761,7 +763,7 @@
struct video_tuner *v = arg;
if(v->tuner)
return -EINVAL;
- down(&pd->lock);
+ mutex_lock(&pd->lock);
switch(v->mode)
{
case VIDEO_MODE_AUTO:
@@ -785,10 +787,10 @@
pms_format(2);
break;
default:
- up(&pd->lock);
+ mutex_unlock(&pd->lock);
return -EINVAL;
}
- up(&pd->lock);
+ mutex_unlock(&pd->lock);
return 0;
}
case VIDIOCGPICT:
@@ -809,12 +811,12 @@
* Now load the card.
*/
- down(&pd->lock);
+ mutex_lock(&pd->lock);
pms_brightness(p->brightness>>8);
pms_hue(p->hue>>8);
pms_colour(p->colour>>8);
pms_contrast(p->contrast>>8);
- up(&pd->lock);
+ mutex_unlock(&pd->lock);
return 0;
}
case VIDIOCSWIN:
@@ -830,9 +832,9 @@
return -EINVAL;
pd->width=vw->width;
pd->height=vw->height;
- down(&pd->lock);
+ mutex_lock(&pd->lock);
pms_resolution(pd->width, pd->height);
- up(&pd->lock); /* Ok we figured out what to use from our wide choice */
+ mutex_unlock(&pd->lock); /* Ok we figured out what to use from our wide choice */
return 0;
}
case VIDIOCGWIN:
@@ -872,9 +874,9 @@
struct pms_device *pd=(struct pms_device *)v;
int len;
- down(&pd->lock);
+ mutex_lock(&pd->lock);
len=pms_capture(pd, buf, (pd->picture.depth==16)?0:1,count);
- up(&pd->lock);
+ mutex_unlock(&pd->lock);
return len;
}
@@ -1029,7 +1031,7 @@
return -ENODEV;
}
memcpy(&pms_device, &pms_template, sizeof(pms_template));
- init_MUTEX(&pms_device.lock);
+ mutex_init(&pms_device.lock);
pms_device.height=240;
pms_device.width=320;
pms_swsense(75);