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authorSakari Ailus <sakari.ailus@linux.intel.com>2015-12-16 11:32:17 -0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-01-11 12:19:17 -0200
commit665faa971d087e8b968ef75d04079a7a462ddfca (patch)
tree86bf4c0dd50debbe5a8353208a1e4b818d22d51d /include/media/media-device.h
parent1630b832355399dd0dc4fcc2cadbcad47153a748 (diff)
downloadtalos-op-linux-665faa971d087e8b968ef75d04079a7a462ddfca.tar.gz
talos-op-linux-665faa971d087e8b968ef75d04079a7a462ddfca.zip
[media] media: Introduce internal index for media entities
The internal index can be used internally by the framework in order to keep track of entities for a purpose or another. The internal index is constant while it's registered to a media device, but the same index may be re-used once the entity having that index is unregistered. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'include/media/media-device.h')
-rw-r--r--include/media/media-device.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/media/media-device.h b/include/media/media-device.h
index e01bbc427fcd..2ab4e6803842 100644
--- a/include/media/media-device.h
+++ b/include/media/media-device.h
@@ -261,6 +261,7 @@
* in the end provide a way to use driver-specific callbacks.
*/
+struct ida;
struct device;
/**
@@ -278,6 +279,7 @@ struct device;
* @pad_id: Unique ID used on the last pad registered
* @link_id: Unique ID used on the last link registered
* @intf_devnode_id: Unique ID used on the last interface devnode registered
+ * @entity_internal_idx: Allocated internal entity indices
* @entities: List of registered entities
* @interfaces: List of registered interfaces
* @pads: List of registered pads
@@ -313,6 +315,8 @@ struct media_device {
u32 pad_id;
u32 link_id;
u32 intf_devnode_id;
+ struct ida entity_internal_idx;
+ int entity_internal_idx_max;
struct list_head entities;
struct list_head interfaces;
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