Having a ->atomic_release callback is useful to release shared resources
that get allocated in compute_config().
Suggested-by: Daniel Vetter <daniel.vet...@ffwll.ch>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandi...@intel.com>
---
include/drm/drm_modeset_helper_vtables.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/include/drm/drm_modeset_helper_vtables.h
b/include/drm/drm_modeset_helper_vtables.h
index 46f5b34..e41b18a 100644
--- a/include/drm/drm_modeset_helper_vtables.h
+++ b/include/drm/drm_modeset_helper_vtables.h
@@ -831,6 +831,21 @@ struct drm_connector_helper_funcs {
*/
struct drm_encoder *(*atomic_best_encoder)(struct drm_connector
*connector,
struct drm_connector_state
*connector_state);
+
+ /**
+ * @atomic_release:
+ *
+ * This function is used to release shared resources that were
+ * previously acquired. For example, resources acquired in
+ * encoder->compute_config() can be released by calling this function
+ * from mode_fixup()
+ *
+ * NOTE:
+ *
+ * This function is called in the check phase of an atomic update.
+ */
+ void (*atomic_release)(struct drm_connector *connector,
+ struct drm_connector_state *connector_state);
};
/**
--
2.7.4
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