dnl #
dnl # commit 2107777c0249e95f9493f3341dcb4fd89b965385
dnl # drm/atomic: Add macros to access existing old/new state, v2.
dnl #
AC_DEFUN([AC_AMDGPU_DRM_ATOMIC_GET_NEW_PLANE_STATE], [
	AC_MSG_CHECKING([whether drm_atomic_get_new_plane_state() is available])
	AC_KERNEL_TRY_COMPILE([
		#include <drm/drm_atomic.h>
	], [
		struct drm_atomic_state *state = NULL;
		struct drm_plane *plane = NULL;
		struct drm_plane_state *ret;

		ret = drm_atomic_get_new_plane_state(state, plane);
	], [
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_DRM_ATOMIC_GET_NEW_PLANE_STATE, 1, [drm_atomic_get_new_plane_state() is available])
	], [
		AC_MSG_RESULT(no)
	])
])