[PATCH v2 39/61] drm/atomic-state-helper: Remove drm_atomic_helper_plane_reset()

drm_atomic_helper_plane_reset() is no longer used: all callers now go
through drm_atomic_helper_plane_create_state(). Remove it.

Signed-off-by: Maxime Ripard <[email protected]>
---
 drivers/gpu/drm/drm_atomic_state_helper.c | 19 -------------------
 include/drm/drm_atomic_state_helper.h     |  1 -
 include/drm/drm_plane.h                   |  3 ---
 3 files changed, 23 deletions(-)

diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c
index d90d1d7c9cf9..f184ce76e090 100644
--- a/drivers/gpu/drm/drm_atomic_state_helper.c
+++ b/drivers/gpu/drm/drm_atomic_state_helper.c
@@ -344,29 +344,10 @@ void __drm_atomic_helper_plane_reset(struct drm_plane *plane,
 
 	plane->state = plane_state;
 }
 EXPORT_SYMBOL(__drm_atomic_helper_plane_reset);
 
-/**
- * drm_atomic_helper_plane_reset - default &drm_plane_funcs.reset hook for planes
- * @plane: drm plane
- *
- * Resets the atomic state for @plane by freeing the state pointer (which might
- * be NULL, e.g. at driver load time) and allocating a new empty state object.
- */
-void drm_atomic_helper_plane_reset(struct drm_plane *plane)
-{
-	if (plane->state)
-		__drm_atomic_helper_plane_destroy_state(plane->state);
-
-	kfree(plane->state);
-	plane->state = kzalloc_obj(*plane->state);
-	if (plane->state)
-		__drm_atomic_helper_plane_reset(plane, plane->state);
-}
-EXPORT_SYMBOL(drm_atomic_helper_plane_reset);
-
 /**
  * drm_atomic_helper_plane_create_state - default &drm_plane_funcs.atomic_create_state hook for planes
  * @plane: plane object
  *
  * Allocates and initializes pristine @drm_plane_state.
diff --git a/include/drm/drm_atomic_state_helper.h b/include/drm/drm_atomic_state_helper.h
index 34a599c3d86d..60635eb34758 100644
--- a/include/drm/drm_atomic_state_helper.h
+++ b/include/drm/drm_atomic_state_helper.h
@@ -59,11 +59,10 @@ void __drm_atomic_helper_plane_state_init(struct drm_plane_state *state,
 					   struct drm_plane *plane);
 struct drm_plane_state *
 drm_atomic_helper_plane_create_state(struct drm_plane *plane);
 void __drm_atomic_helper_plane_reset(struct drm_plane *plane,
 				     struct drm_plane_state *state);
-void drm_atomic_helper_plane_reset(struct drm_plane *plane);
 void __drm_atomic_helper_plane_duplicate_state(struct drm_plane *plane,
 					       struct drm_plane_state *state);
 struct drm_plane_state *
 drm_atomic_helper_plane_duplicate_state(struct drm_plane *plane);
 void __drm_atomic_helper_plane_destroy_state(struct drm_plane_state *state);
diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h
index 2c5a5a70a71b..e757e9dbf132 100644
--- a/include/drm/drm_plane.h
+++ b/include/drm/drm_plane.h
@@ -363,13 +363,10 @@ struct drm_plane_funcs {
 	 * @reset:
 	 *
 	 * Reset plane hardware and software state to off. This function isn't
 	 * called by the core directly, only through drm_mode_config_reset().
 	 * It's not a helper hook only for historical reasons.
-	 *
-	 * Atomic drivers can use drm_atomic_helper_plane_reset() to reset
-	 * atomic state using this hook.
 	 */
 	void (*reset)(struct drm_plane *plane);
 
 	/**
 	 * @set_property:

-- 
2.55.0