render_clock_freq  405 drivers/gpu/drm/gma500/intel_bios.h 	u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
render_clock_freq  517 drivers/gpu/drm/i915/display/intel_vbt_defs.h 	u16 render_clock_freq:1; /* 0: high freq; 1: low freq */