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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2009-12-09 08:40:03 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-03-22 04:53:16 -0300 |
| commit | 97548ed4c4661502cdfd1aabd5d3876fa4f5cc2e (patch) | |
| tree | c85b85954f53e3a97b6590de8d5d5396e7c43358 /Documentation/DocBook/media-entities.tmpl | |
| parent | 1651333b09743887bc2dd3d158a11853a2be3fe7 (diff) | |
| download | lwn-97548ed4c4661502cdfd1aabd5d3876fa4f5cc2e.tar.gz lwn-97548ed4c4661502cdfd1aabd5d3876fa4f5cc2e.zip | |
[media] media: Links setup
Create the following ioctl and implement it at the media device level to
setup links.
- MEDIA_IOC_SETUP_LINK: Modify the properties of a given link
The only property that can currently be modified is the ENABLED link
flag to enable/disable a link. Links marked with the IMMUTABLE link flag
can not be enabled or disabled.
Enabling or disabling a link has effects on entities' use count. Those
changes are automatically propagated through the graph.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Stanimir Varbanov <svarbanov@mm-sol.com>
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/DocBook/media-entities.tmpl')
| -rw-r--r-- | Documentation/DocBook/media-entities.tmpl | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/DocBook/media-entities.tmpl b/Documentation/DocBook/media-entities.tmpl index 2bd7b27f8553..121db1549244 100644 --- a/Documentation/DocBook/media-entities.tmpl +++ b/Documentation/DocBook/media-entities.tmpl @@ -94,6 +94,7 @@ <!ENTITY MEDIA-IOC-DEVICE-INFO "<link linkend='media-ioc-device-info'><constant>MEDIA_IOC_DEVICE_INFO</constant></link>"> <!ENTITY MEDIA-IOC-ENUM-ENTITIES "<link linkend='media-ioc-enum-entities'><constant>MEDIA_IOC_ENUM_ENTITIES</constant></link>"> <!ENTITY MEDIA-IOC-ENUM-LINKS "<link linkend='media-ioc-enum-links'><constant>MEDIA_IOC_ENUM_LINKS</constant></link>"> +<!ENTITY MEDIA-IOC-SETUP-LINK "<link linkend='media-ioc-setup-link'><constant>MEDIA_IOC_SETUP_LINK</constant></link>"> <!-- Types --> <!ENTITY v4l2-std-id "<link linkend='v4l2-std-id'>v4l2_std_id</link>"> @@ -348,6 +349,7 @@ <!ENTITY sub-media-ioc-device-info SYSTEM "v4l/media-ioc-device-info.xml"> <!ENTITY sub-media-ioc-enum-entities SYSTEM "v4l/media-ioc-enum-entities.xml"> <!ENTITY sub-media-ioc-enum-links SYSTEM "v4l/media-ioc-enum-links.xml"> +<!ENTITY sub-media-ioc-setup-link SYSTEM "v4l/media-ioc-setup-link.xml"> <!-- Function Reference --> <!ENTITY close SYSTEM "v4l/func-close.xml"> |