INTEL_PPGTT_NONE 2106 drivers/gpu/drm/i915/i915_drv.h 	(INTEL_PPGTT(dev_priv) != INTEL_PPGTT_NONE)
INTEL_PPGTT_NONE  973 drivers/gpu/drm/i915/intel_device_info.c 		info->ppgtt_type = INTEL_PPGTT_NONE;