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author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-08-30 09:53:57 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2016-01-11 12:18:58 -0200 |
commit | 39d1ebc6092f8266fb788733ca92b8492b1d69f2 (patch) | |
tree | 4cb4531fc744893e515cf693659ab0f353f1bacc /include/media | |
parent | 28b6ba1106b5864e6bdd1b75840ccf5b1ca3d1b7 (diff) | |
download | linux-39d1ebc6092f8266fb788733ca92b8492b1d69f2.tar.gz linux-39d1ebc6092f8266fb788733ca92b8492b1d69f2.tar.bz2 linux-39d1ebc6092f8266fb788733ca92b8492b1d69f2.zip |
[media] media-device: supress backlinks at G_TOPOLOGY ioctl
Due to the graph traversal algorithm currently in usage, we
need a copy of all data links. Those backlinks should not be
send to userspace, as otherwise, all links there will be
duplicated.
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'include/media')
-rw-r--r-- | include/media/media-entity.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/media/media-entity.h b/include/media/media-entity.h index fd19aecdcbb6..3b591d72c703 100644 --- a/include/media/media-entity.h +++ b/include/media/media-entity.h @@ -96,6 +96,7 @@ struct media_pipeline { * @reverse: Pointer to the link for the reverse direction of a pad to pad * link. * @flags: Link flags, as defined in uapi/media.h (MEDIA_LNK_FL_*) + * @is_backlink: Indicate if the link is a backlink. */ struct media_link { struct media_gobj graph_obj; @@ -112,6 +113,7 @@ struct media_link { }; struct media_link *reverse; unsigned long flags; + bool is_backlink; }; /** |