Function prototype or declaration at include/drm/drm_atomic_state_helper.h, line 59 References: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c, line 4409 drivers/gpu/drm/arc/arcpgu_crtc.c, line 189 drivers/gpu/drm/arm/hdlcd_crtc.c, line 288 drivers/gpu/drm/armada/armada_overlay.c, line 467 drivers/gpu/drm/armada/armada_plane.c, line 310 drivers/gpu/drm/drm_atomic_state_helper.c, line 330 drivers/gpu/drm/drm_atomic_state_helper.c, line 336 drivers/gpu/drm/drm_simple_kms_helper.c, line 210 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c, line 177 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c, line 150 drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c, line 907 drivers/gpu/drm/i915/display/intel_atomic_plane.c, line 114 drivers/gpu/drm/ingenic/ingenic-drm.c, line 521 drivers/gpu/drm/meson/meson_overlay.c, line 543 drivers/gpu/drm/meson/meson_plane.c, line 358 drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c, line 87 drivers/gpu/drm/omapdrm/omap_plane.c, line 226 drivers/gpu/drm/qxl/qxl_display.c, line 863 drivers/gpu/drm/qxl/qxl_display.c, line 885 drivers/gpu/drm/rockchip/rockchip_drm_vop.c, line 966 drivers/gpu/drm/sti/sti_cursor.c, line 354 drivers/gpu/drm/sti/sti_gdp.c, line 907 drivers/gpu/drm/sti/sti_hqvdp.c, line 1286 drivers/gpu/drm/stm/ltdc.c, line 919 drivers/gpu/drm/sun4i/sun8i_ui_layer.c, line 307 drivers/gpu/drm/sun4i/sun8i_vi_layer.c, line 391 drivers/gpu/drm/tilcdc/tilcdc_plane.c, line 22 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 504 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 526 drivers/gpu/drm/virtio/virtgpu_plane.c, line 79 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c, line 735 drivers/gpu/drm/zte/zx_plane.c, line 452 include/drm/drm_atomic_state_helper.h, line 59