Function prototype or declaration at include/drm/drm_modes.h, line 431 References: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c, line 7679 drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c, line 2127 drivers/gpu/drm/drm_client_modeset.c, line 77 drivers/gpu/drm/drm_crtc.c, line 829 drivers/gpu/drm/drm_crtc_helper.c, line 411 drivers/gpu/drm/drm_modes.c, line 89 drivers/gpu/drm/drm_modes.c, line 96 drivers/gpu/drm/drm_modes.c, line 1269 drivers/gpu/drm/drm_modes.c, line 1374 drivers/gpu/drm/gma500/psb_intel_sdvo.c, line 1766 drivers/gpu/drm/i915/display/intel_panel.c, line 2251 drivers/gpu/drm/i915/display/intel_panel.c, line 2254 drivers/gpu/drm/msm/dsi/dsi_host.c, line 2471 drivers/gpu/drm/nouveau/dispnv50/disp.c, line 1249 drivers/gpu/drm/nouveau/nouveau_connector.c, line 948 drivers/gpu/drm/vboxvideo/vbox_mode.c, line 782 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c, line 2224 drivers/gpu/drm/vmwgfx/vmwgfx_kms.c, line 2230 include/drm/drm_modes.h, line 431