INTEL_SUBPLATFORM_PORTF 2008 drivers/gpu/drm/i915/i915_drv.h 	IS_SUBPLATFORM(dev_priv, INTEL_CANNONLAKE, INTEL_SUBPLATFORM_PORTF)
INTEL_SUBPLATFORM_PORTF 2010 drivers/gpu/drm/i915/i915_drv.h 	IS_SUBPLATFORM(dev_priv, INTEL_ICELAKE, INTEL_SUBPLATFORM_PORTF)
INTEL_SUBPLATFORM_PORTF  835 drivers/gpu/drm/i915/intel_device_info.c 		mask = BIT(INTEL_SUBPLATFORM_PORTF);