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[media] v4l: vsp1: Replace container_of() with dedicated macro 

Add a macro to cast from a struct media_entity to a struct vsp1_entity
to replace the manual implementations.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Laurent Pinchart 2016-03-03 20:06:22 -03:00 committed by Mauro Carvalho Chehab
parent 44f4619857
commit 7cf0f123c7
1 changed files with 8 additions and 2 deletions
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10
drivers/media/platform/vsp1/vsp1_entity.c
View File

@ -22,6 +22,12 @@
#include "vsp1_dl.h"
#include "vsp1_entity.h"
static inline struct vsp1_entity *
media_entity_to_vsp1_entity(struct media_entity *entity)
{
return container_of(entity, struct vsp1_entity, subdev.entity);
}
void vsp1_entity_route_setup(struct vsp1_entity *source,
struct vsp1_dl_list *dl)
{
@ -30,7 +36,7 @@ void vsp1_entity_route_setup(struct vsp1_entity *source,
if (source->route->reg == 0)
return;
sink = container_of(source->sink, struct vsp1_entity, subdev.entity);
sink = media_entity_to_vsp1_entity(source->sink);
vsp1_dl_list_write(dl, source->route->reg,
sink->route->inputs[source->sink_pad]);
}
@ -252,7 +258,7 @@ int vsp1_entity_link_setup(struct media_entity *entity,
if (!(local->flags & MEDIA_PAD_FL_SOURCE))
return 0;
source = container_of(local->entity, struct vsp1_entity, subdev.entity);
source = media_entity_to_vsp1_entity(local->entity);
if (!source->route)
return 0;