| Message ID | 20200610230541.1603067-3-niklas.soderlund+renesas@ragnatech.se (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | media-device: Report if graph is complete | expand |
Hi Niklas, Thank you for the patch. On Thu, Jun 11, 2020 at 01:05:38AM +0200, Niklas Söderlund wrote: > Add a complete flag to indicate if the media graph is complete or not. > The use-case is for v4l2-async to set the flag when all subdevices are > bound and that the flag be reported to user-space so it can learn when a > graph is completely populated. > > Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> > --- > include/media/media-device.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/include/media/media-device.h b/include/media/media-device.h > index fa089543072052cf..cd685c3a791c6c04 100644 > --- a/include/media/media-device.h > +++ b/include/media/media-device.h > @@ -83,6 +83,7 @@ struct media_device_ops { > * @serial: Device serial number (optional) > * @bus_info: Unique and stable device location identifier > * @hw_revision: Hardware device revision > + * @complete: Graph completed flag This requires more documentation too. > * @topology_version: Monotonic counter for storing the version of the graph > * topology. Should be incremented each time the topology changes. > * @id: Unique ID used on the last registered graph object > @@ -151,6 +152,7 @@ struct media_device { > char serial[40]; > char bus_info[32]; > u32 hw_revision; > + bool complete; > > u64 topology_version; >
diff --git a/include/media/media-device.h b/include/media/media-device.h index fa089543072052cf..cd685c3a791c6c04 100644 --- a/include/media/media-device.h +++ b/include/media/media-device.h @@ -83,6 +83,7 @@ struct media_device_ops { * @serial: Device serial number (optional) * @bus_info: Unique and stable device location identifier * @hw_revision: Hardware device revision + * @complete: Graph completed flag * @topology_version: Monotonic counter for storing the version of the graph * topology. Should be incremented each time the topology changes. * @id: Unique ID used on the last registered graph object @@ -151,6 +152,7 @@ struct media_device { char serial[40]; char bus_info[32]; u32 hw_revision; + bool complete; u64 topology_version;
Add a complete flag to indicate if the media graph is complete or not. The use-case is for v4l2-async to set the flag when all subdevices are bound and that the flag be reported to user-space so it can learn when a graph is completely populated. Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> --- include/media/media-device.h | 2 ++ 1 file changed, 2 insertions(+)