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path: root/drivers/media/common/saa7146_fops.c
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Diffstat (limited to 'drivers/media/common/saa7146_fops.c')
-rw-r--r--drivers/media/common/saa7146_fops.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/media/common/saa7146_fops.c b/drivers/media/common/saa7146_fops.c
index e3fedc60fe77..1bd3dd762c6b 100644
--- a/drivers/media/common/saa7146_fops.c
+++ b/drivers/media/common/saa7146_fops.c
@@ -15,18 +15,15 @@ int saa7146_res_get(struct saa7146_fh *fh, unsigned int bit)
}
/* is it free? */
- mutex_lock(&dev->lock);
if (vv->resources & bit) {
DEB_D(("locked! vv->resources:0x%02x, we want:0x%02x\n",vv->resources,bit));
/* no, someone else uses it */
- mutex_unlock(&dev->lock);
return 0;
}
/* it's free, grab it */
fh->resources |= bit;
vv->resources |= bit;
DEB_D(("res: get 0x%02x, cur:0x%02x\n",bit,vv->resources));
- mutex_unlock(&dev->lock);
return 1;
}
@@ -37,11 +34,9 @@ void saa7146_res_free(struct saa7146_fh *fh, unsigned int bits)
BUG_ON((fh->resources & bits) != bits);
- mutex_lock(&dev->lock);
fh->resources &= ~bits;
vv->resources &= ~bits;
DEB_D(("res: put 0x%02x, cur:0x%02x\n",bits,vv->resources));
- mutex_unlock(&dev->lock);
}
@@ -396,7 +391,7 @@ static const struct v4l2_file_operations video_fops =
.write = fops_write,
.poll = fops_poll,
.mmap = fops_mmap,
- .ioctl = video_ioctl2,
+ .unlocked_ioctl = video_ioctl2,
};
static void vv_callback(struct saa7146_dev *dev, unsigned long status)
@@ -505,6 +500,7 @@ int saa7146_register_device(struct video_device **vid, struct saa7146_dev* dev,
vfd->fops = &video_fops;
vfd->ioctl_ops = &dev->ext_vv_data->ops;
vfd->release = video_device_release;
+ vfd->lock = &dev->v4l2_lock;
vfd->tvnorms = 0;
for (i = 0; i < dev->ext_vv_data->num_stds; i++)
vfd->tvnorms |= dev->ext_vv_data->stds[i].id;