Symbol: allow_vblank_delay_fastset
drivers/gpu/drm/i915/display/intel_display.c
5178
if (!fastset || !allow_vblank_delay_fastset(current_config)) \
drivers/gpu/drm/i915/display/intel_display.c
5818
if (allow_vblank_delay_fastset(old_crtc_state))