Function prototype or declaration at include/drm/drm_atomic.h, line 446 References: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c, line 5248 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c, line 7704 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c, line 8566 drivers/gpu/drm/bridge/synopsys/dw-hdmi.c, line 2433 drivers/gpu/drm/drm_atomic.c, line 291 drivers/gpu/drm/drm_atomic.c, line 322 drivers/gpu/drm/drm_atomic.c, line 501 drivers/gpu/drm/drm_atomic.c, line 995 drivers/gpu/drm/drm_atomic.c, line 1166 drivers/gpu/drm/drm_atomic.c, line 1480 drivers/gpu/drm/drm_atomic_helper.c, line 3046 drivers/gpu/drm/drm_atomic_helper.c, line 3159 drivers/gpu/drm/drm_atomic_helper.c, line 3349 drivers/gpu/drm/drm_atomic_helper.c, line 3521 drivers/gpu/drm/drm_atomic_uapi.c, line 186 drivers/gpu/drm/drm_atomic_uapi.c, line 197 drivers/gpu/drm/drm_atomic_uapi.c, line 317 drivers/gpu/drm/drm_atomic_uapi.c, line 946 drivers/gpu/drm/drm_atomic_uapi.c, line 1001 drivers/gpu/drm/drm_dp_mst_topology.c, line 5049 drivers/gpu/drm/drm_fb_helper.c, line 1028 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c, line 72 drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c, line 783 drivers/gpu/drm/i915/display/intel_atomic.c, line 539 drivers/gpu/drm/i915/display/intel_ddi.c, line 4639 drivers/gpu/drm/i915/display/intel_display.c, line 12003 drivers/gpu/drm/mediatek/mtk_drm_plane.c, line 106 drivers/gpu/drm/meson/meson_plane.c, line 56 drivers/gpu/drm/nouveau/dispnv50/atom.h, line 154 drivers/gpu/drm/nouveau/dispnv50/crc.c, line 586 drivers/gpu/drm/nouveau/dispnv50/disp.c, line 2399 drivers/gpu/drm/rcar-du/rcar_du_crtc.c, line 815 drivers/gpu/drm/rcar-du/rcar_du_plane.c, line 587 drivers/gpu/drm/rcar-du/rcar_lvds.c, line 103 drivers/gpu/drm/sti/sti_cursor.c, line 197 drivers/gpu/drm/sti/sti_gdp.c, line 627 drivers/gpu/drm/sti/sti_hqvdp.c, line 1029 drivers/gpu/drm/tegra/plane.c, line 108 drivers/gpu/drm/virtio/virtgpu_plane.c, line 95 drivers/gpu/drm/vkms/vkms_plane.c, line 123 include/drm/drm_atomic.h, line 446