diff options
author | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-03-21 13:05:45 -0600 |
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committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-03-21 13:05:45 -0600 |
commit | d04cdb64212eb5ae6a98026a97dda626e40e8e9a (patch) | |
tree | b6a7dbb21ccfceb915844e9a330b3d3dfcaf3c5b /drivers/media/video/c-qcam.c | |
parent | 2f8600dff2b140096a7df781884e918a16aa90e0 (diff) | |
parent | ec1248e70edc5cf7b485efcc7b41e44e10f422e5 (diff) |
Merge ../linux-2.6
Diffstat (limited to 'drivers/media/video/c-qcam.c')
-rw-r--r-- | drivers/media/video/c-qcam.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/media/video/c-qcam.c b/drivers/media/video/c-qcam.c index 9976db4f6da..8211fd8d7cb 100644 --- a/drivers/media/video/c-qcam.c +++ b/drivers/media/video/c-qcam.c @@ -34,7 +34,8 @@ #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 { @@ -47,7 +48,7 @@ struct qcam_device { int contrast, brightness, whitebal; int top, left; unsigned int bidirectional; - struct semaphore lock; + struct mutex lock; }; /* cameras maximum */ @@ -581,11 +582,11 @@ static int qcam_do_ioctl(struct inode *inode, struct file *file, 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: @@ -628,11 +629,11 @@ static int qcam_do_ioctl(struct inode *inode, struct file *file, #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: @@ -672,12 +673,12 @@ static ssize_t qcam_read(struct file *file, char __user *buf, 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; } @@ -727,7 +728,7 @@ static struct qcam_device *qcam_init(struct parport *port) 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; |