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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2011-07-28 13:57:53 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-11-03 18:27:52 -0200
commitb0050e41bad1789ab5aeec15c3687a73e075b955 (patch)
tree14c01cd55af11b47fa32213ed99026dc20b1ab9a /drivers/media
parente1db704326c9a5164da4e24b01e487c0be687fa2 (diff)
downloadop-kernel-dev-b0050e41bad1789ab5aeec15c3687a73e075b955.zip
op-kernel-dev-b0050e41bad1789ab5aeec15c3687a73e075b955.tar.gz
[media] V4L: soc-camera: camera client operations no longer compulsory
With the transition of all soc-camera host drivers to use V4L2 subdevice .[gs]_mbus_config() operations, soc-camera client operations no longer have to be compulsory. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/video/soc_camera.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index 8b16152..e05d1c7 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -482,7 +482,7 @@ static int soc_camera_open(struct file *file)
struct soc_camera_host *ici;
int ret;
- if (!icd->ops)
+ if (!to_soc_camera_control(icd))
/* No device driver attached */
return -ENODEV;
@@ -835,6 +835,9 @@ static int soc_camera_queryctrl(struct file *file, void *priv,
return 0;
}
+ if (!icd->ops)
+ return -EINVAL;
+
/* Then device controls */
for (i = 0; i < icd->ops->num_controls; i++)
if (qc->id == icd->ops->controls[i].id) {
@@ -1461,11 +1464,6 @@ static int soc_camera_video_start(struct soc_camera_device *icd)
if (!icd->parent)
return -ENODEV;
- if (!icd->ops ||
- !icd->ops->query_bus_param ||
- !icd->ops->set_bus_param)
- return -EINVAL;
-
ret = video_register_device(icd->vdev, VFL_TYPE_GRABBER, -1);
if (ret < 0) {
dev_err(icd->pdev, "video_register_device failed: %d\n", ret);
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