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authorIngo Molnar <mingo@elte.hu>2009-07-18 12:19:57 +0200
committerIngo Molnar <mingo@elte.hu>2009-07-18 12:20:01 +0200
commit45bceffc3013bda7d2ebc7802e9b153b674e2d44 (patch)
tree222d7dd8fd300925cbf12cdc0fba5bee2528997e /drivers/media/video/soc_camera.c
parent6f2f3cf00ee32f75ba007a46bab88a54d68a5deb (diff)
parent78af08d90b8f745044b1274430bc4bc6b2b27aca (diff)
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Merge branch 'linus' into tracing/core
Merge reason: tracing/core was on an older, pre-rc1 base. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/media/video/soc_camera.c')
-rw-r--r--drivers/media/video/soc_camera.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index 16f595d4337a..9f5ae8167855 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -237,11 +237,11 @@ static int soc_camera_init_user_formats(struct soc_camera_device *icd)
return -ENOMEM;
icd->num_user_formats = fmts;
- fmts = 0;
dev_dbg(&icd->dev, "Found %d supported formats.\n", fmts);
/* Second pass - actually fill data formats */
+ fmts = 0;
for (i = 0; i < icd->num_formats; i++)
if (!ici->ops->get_formats) {
icd->user_formats[i].host_fmt = icd->formats + i;
@@ -877,8 +877,11 @@ static int soc_camera_probe(struct device *dev)
(unsigned short)~0;
ret = soc_camera_init_user_formats(icd);
- if (ret < 0)
+ if (ret < 0) {
+ if (icd->ops->remove)
+ icd->ops->remove(icd);
goto eiufmt;
+ }
icd->height = DEFAULT_HEIGHT;
icd->width = DEFAULT_WIDTH;
@@ -902,8 +905,10 @@ static int soc_camera_remove(struct device *dev)
{
struct soc_camera_device *icd = to_soc_camera_dev(dev);
+ mutex_lock(&icd->video_lock);
if (icd->ops->remove)
icd->ops->remove(icd);
+ mutex_unlock(&icd->video_lock);
soc_camera_free_user_formats(icd);
@@ -1145,6 +1150,7 @@ evidallocd:
}
EXPORT_SYMBOL(soc_camera_video_start);
+/* Called from client .remove() methods with .video_lock held */
void soc_camera_video_stop(struct soc_camera_device *icd)
{
struct video_device *vdev = icd->vdev;
@@ -1154,10 +1160,8 @@ void soc_camera_video_stop(struct soc_camera_device *icd)
if (!icd->dev.parent || !vdev)
return;
- mutex_lock(&icd->video_lock);
video_unregister_device(vdev);
icd->vdev = NULL;
- mutex_unlock(&icd->video_lock);
}
EXPORT_SYMBOL(soc_camera_video_stop);