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authorMaxime Ripard <mripard@kernel.org>2026-01-28 15:43:47 +0300
committerMaxime Ripard <mripard@kernel.org>2026-02-10 12:05:39 +0300
commite7be39ed171662474d6d5c9a83d790ef7d244bcd (patch)
tree22525850e4c0eafad943774deb448a8dfcf65251 /include
parent47b5ac7daa46e2bc8e4916d856fdc036ac145bb6 (diff)
downloadlinux-e7be39ed171662474d6d5c9a83d790ef7d244bcd.tar.xz
drm/atomic-helper: Add private_obj atomic_create_state helper
Now that we have an atomic_create_state callback for drm_private_objs, we can provide a helper for it. It's somewhat different from the other similar helpers though, because we definitely expect drm_private_obj to be subclassed. It wouldn't make sense for a driver to use it as-is. So we can't provide a straight implementation of the atomic_create_state callback, but rather we provide the parts that will deal with the drm_private_obj initialization, and we will leave the allocation and initialization of the subclass to drivers. Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patch.msgid.link/20260128-drm-private-obj-reset-v4-3-90891fa3d3b0@redhat.com Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'include')
-rw-r--r--include/drm/drm_atomic_state_helper.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/drm/drm_atomic_state_helper.h b/include/drm/drm_atomic_state_helper.h
index b9740edb2658..900672c6ea90 100644
--- a/include/drm/drm_atomic_state_helper.h
+++ b/include/drm/drm_atomic_state_helper.h
@@ -84,6 +84,9 @@ void
__drm_atomic_helper_connector_destroy_state(struct drm_connector_state *state);
void drm_atomic_helper_connector_destroy_state(struct drm_connector *connector,
struct drm_connector_state *state);
+
+void __drm_atomic_helper_private_obj_create_state(struct drm_private_obj *obj,
+ struct drm_private_state *state);
void __drm_atomic_helper_private_obj_duplicate_state(struct drm_private_obj *obj,
struct drm_private_state *state);