G4X_ELD_ADDRESS_MASK
intel_de_rmw(display, G4X_AUD_CNTL_ST, G4X_ELD_ADDRESS_MASK, 0);
G4X_ELD_VALID | G4X_ELD_ADDRESS_MASK, 0);
(intel_de_read(display, G4X_AUD_CNTL_ST) & G4X_ELD_ADDRESS_MASK) != 0);