DP_AUX_CH_CTL_DONE 1456 drivers/gpu/drm/gma500/psb_intel_reg.h #define   DP_AUX_CH_CTL_DONE		    (1 << 30)
DP_AUX_CH_CTL_DONE 5541 drivers/gpu/drm/i915/i915_reg.h #define   DP_AUX_CH_CTL_DONE		    (1 << 30)