The drm_bridge object models on- or off-chip hardware encoders and
provide an abstract control API to display drivers. In order to help
display drivers creating the right kind of drm_encoder object, expose
the type of the hardware encoder associated with each bridge.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
---
Changes since v1:
- Clarify documentation
---
include/drm/drm_bridge.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index 530a1d6e8cde..f28bd176d1a5 100644
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -194,6 +194,14 @@ struct drm_bridge {
#endif
struct list_head list;
+ /**
+ * @encoder_type:
+ *
+ * Type of the hardware encoder modeled by the bridge as one of the
+ * DRM_MODE_ENCODER_* types. For the last bridge in the chain this will
+ * usually be identical to the bridge's &drm_encoder encoder_type.
+ */
+ int encoder_type;
const struct drm_bridge_funcs *funcs;
void *driver_private;
};
--
Regards,
Laurent Pinchart
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