#include <linux/parport.h>
#include <linux/sched.h>
#include <linux/videodev.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
#include <asm/uaccess.h>
struct qcam_device {
int contrast, brightness, whitebal;
int top, left;
unsigned int bidirectional;
- struct semaphore lock;
+ struct mutex lock;
};
/* cameras maximum */
qcam->contrast = p->contrast>>8;
qcam->whitebal = p->whiteness>>8;
- down(&qcam->lock);
+ mutex_lock(&qcam->lock);
parport_claim_or_block(qcam->pdev);
qc_setup(qcam);
parport_release(qcam->pdev);
- up(&qcam->lock);
+ mutex_unlock(&qcam->lock);
return 0;
}
case VIDIOCSWIN:
#endif
/* Ok we figured out what to use from our
wide choice */
- down(&qcam->lock);
+ mutex_lock(&qcam->lock);
parport_claim_or_block(qcam->pdev);
qc_setup(qcam);
parport_release(qcam->pdev);
- up(&qcam->lock);
+ mutex_unlock(&qcam->lock);
return 0;
}
case VIDIOCGWIN:
struct qcam_device *qcam=(struct qcam_device *)v;
int len;
- down(&qcam->lock);
+ mutex_lock(&qcam->lock);
parport_claim_or_block(qcam->pdev);
/* Probably should have a semaphore against multiple users */
len = qc_capture(qcam, buf,count);
parport_release(qcam->pdev);
- up(&qcam->lock);
+ mutex_unlock(&qcam->lock);
return len;
}
.open = video_exclusive_open,
.release = video_exclusive_release,
.ioctl = qcam_ioctl,
+ .compat_ioctl = v4l_compat_ioctl32,
.read = qcam_read,
.llseek = no_llseek,
};
memcpy(&q->vdev, &qcam_template, sizeof(qcam_template));
- init_MUTEX(&q->lock);
+ mutex_init(&q->lock);
q->width = q->ccd_width = 320;
q->height = q->ccd_height = 240;
q->mode = QC_MILLIONS | QC_DECIMATION_1;