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authorHans Verkuil <hans.verkuil@cisco.com>2012-09-14 07:15:03 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-01 17:07:07 -0300
commit34a6b7d093d8fe738ada191b36648d00bc18b7eb (patch)
tree854584731068996a381af03b95884911c07074b5 /drivers/media/platform/soc_camera/soc_camera.c
parenta4f64407b9b33122a58cb78afd73f86d4bb022c4 (diff)
downloadblackbird-obmc-linux-34a6b7d093d8fe738ada191b36648d00bc18b7eb.tar.gz
blackbird-obmc-linux-34a6b7d093d8fe738ada191b36648d00bc18b7eb.zip
[media] v4l2-ctrls: add a filter function to v4l2_ctrl_add_handler
With a filter function you can control more precisely which controls are added. This is useful in particular for radio device nodes for combined TV/Radio cards where you want to show just the radio-specific controls and not controls like brightness. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/soc_camera/soc_camera.c')
-rw-r--r--drivers/media/platform/soc_camera/soc_camera.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c
index f6b1c1f87761..3be92944f8e7 100644
--- a/drivers/media/platform/soc_camera/soc_camera.c
+++ b/drivers/media/platform/soc_camera/soc_camera.c
@@ -1184,7 +1184,7 @@ static int soc_camera_probe(struct soc_camera_device *icd)
sd->grp_id = soc_camera_grp_id(icd);
v4l2_set_subdev_hostdata(sd, icd);
- if (v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler))
+ if (v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler, NULL))
goto ectrl;
/* At this point client .probe() should have run already */
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