PLANE_CTL_ALPHA_DISABLE 4028 drivers/gpu/drm/i915/display/intel_display.c return PLANE_CTL_ALPHA_DISABLE; PLANE_CTL_ALPHA_DISABLE 4032 drivers/gpu/drm/i915/display/intel_display.c return PLANE_CTL_ALPHA_DISABLE; PLANE_CTL_ALPHA_DISABLE 4039 drivers/gpu/drm/i915/display/intel_display.c return PLANE_CTL_ALPHA_DISABLE;