DSPCLK_GATE_D
intel_de_rmw(display, DSPCLK_GATE_D,
intel_de_write(display, DSPCLK_GATE_D, 0);
intel_de_write(display, DSPCLK_GATE_D, OVRUNIT_CLOCK_GATE_DISABLE);
intel_uncore_write(&i915->uncore, DSPCLK_GATE_D, dspclk_gate);
intel_uncore_write(uncore, DSPCLK_GATE_D, 0);