diff options
Diffstat (limited to 'drivers/media/video')
-rw-r--r-- | drivers/media/video/vivi.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c index 582c6ba7c608..f6d3a9460ccc 100644 --- a/drivers/media/video/vivi.c +++ b/drivers/media/video/vivi.c | |||
@@ -25,6 +25,7 @@ | |||
25 | #include <linux/pci.h> | 25 | #include <linux/pci.h> |
26 | #include <linux/random.h> | 26 | #include <linux/random.h> |
27 | #include <linux/version.h> | 27 | #include <linux/version.h> |
28 | #include <linux/mutex.h> | ||
28 | #include <linux/videodev2.h> | 29 | #include <linux/videodev2.h> |
29 | #include <linux/dma-mapping.h> | 30 | #include <linux/dma-mapping.h> |
30 | #ifdef CONFIG_VIDEO_V4L1_COMPAT | 31 | #ifdef CONFIG_VIDEO_V4L1_COMPAT |
@@ -165,7 +166,7 @@ static LIST_HEAD(vivi_devlist); | |||
165 | struct vivi_dev { | 166 | struct vivi_dev { |
166 | struct list_head vivi_devlist; | 167 | struct list_head vivi_devlist; |
167 | 168 | ||
168 | struct semaphore lock; | 169 | struct mutex lock; |
169 | 170 | ||
170 | int users; | 171 | int users; |
171 | 172 | ||
@@ -738,16 +739,16 @@ static struct videobuf_queue_ops vivi_video_qops = { | |||
738 | static int res_get(struct vivi_dev *dev, struct vivi_fh *fh) | 739 | static int res_get(struct vivi_dev *dev, struct vivi_fh *fh) |
739 | { | 740 | { |
740 | /* is it free? */ | 741 | /* is it free? */ |
741 | down(&dev->lock); | 742 | mutex_lock(&dev->lock); |
742 | if (dev->resources) { | 743 | if (dev->resources) { |
743 | /* no, someone else uses it */ | 744 | /* no, someone else uses it */ |
744 | up(&dev->lock); | 745 | mutex_unlock(&dev->lock); |
745 | return 0; | 746 | return 0; |
746 | } | 747 | } |
747 | /* it's free, grab it */ | 748 | /* it's free, grab it */ |
748 | dev->resources =1; | 749 | dev->resources =1; |
749 | dprintk(1,"res: get\n"); | 750 | dprintk(1,"res: get\n"); |
750 | up(&dev->lock); | 751 | mutex_unlock(&dev->lock); |
751 | return 1; | 752 | return 1; |
752 | } | 753 | } |
753 | 754 | ||
@@ -758,10 +759,10 @@ static int res_locked(struct vivi_dev *dev) | |||
758 | 759 | ||
759 | static void res_free(struct vivi_dev *dev, struct vivi_fh *fh) | 760 | static void res_free(struct vivi_dev *dev, struct vivi_fh *fh) |
760 | { | 761 | { |
761 | down(&dev->lock); | 762 | mutex_lock(&dev->lock); |
762 | dev->resources = 0; | 763 | dev->resources = 0; |
763 | dprintk(1,"res: put\n"); | 764 | dprintk(1,"res: put\n"); |
764 | up(&dev->lock); | 765 | mutex_lock(&dev->lock); |
765 | } | 766 | } |
766 | 767 | ||
767 | /* ------------------------------------------------------------------ | 768 | /* ------------------------------------------------------------------ |
@@ -1260,7 +1261,7 @@ static int __init vivi_init(void) | |||
1260 | init_waitqueue_head(&dev->vidq.wq); | 1261 | init_waitqueue_head(&dev->vidq.wq); |
1261 | 1262 | ||
1262 | /* initialize locks */ | 1263 | /* initialize locks */ |
1263 | init_MUTEX(&dev->lock); | 1264 | mutex_init(&dev->lock); |
1264 | 1265 | ||
1265 | dev->vidq.timeout.function = vivi_vid_timeout; | 1266 | dev->vidq.timeout.function = vivi_vid_timeout; |
1266 | dev->vidq.timeout.data = (unsigned long)dev; | 1267 | dev->vidq.timeout.data = (unsigned long)dev; |