INTEL_VALLEYVIEW 1951 drivers/gpu/drm/i915/i915_drv.h #define IS_VALLEYVIEW(dev_priv)	IS_PLATFORM(dev_priv, INTEL_VALLEYVIEW)
INTEL_VALLEYVIEW  470 drivers/gpu/drm/i915/i915_pci.c 	PLATFORM(INTEL_VALLEYVIEW),