PF_ENABLE        5660 drivers/gpu/drm/i915/display/intel_display.c 			I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3 |
PF_ENABLE        5663 drivers/gpu/drm/i915/display/intel_display.c 			I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3);
PF_ENABLE        9927 drivers/gpu/drm/i915/display/intel_display.c 	if (tmp & PF_ENABLE) {