ILK_DSPCLK_GATE_D
intel_de_write(display, ILK_DSPCLK_GATE_D, dspclk_gate);
intel_de_write(display, ILK_DSPCLK_GATE_D, dspclk_gate);
intel_de_write(display, ILK_DSPCLK_GATE_D,
intel_de_read(display, ILK_DSPCLK_GATE_D) |
intel_de_write(display, ILK_DSPCLK_GATE_D, ILK_VRHUNIT_CLOCK_GATE_DISABLE);
MMIO_D(ILK_DSPCLK_GATE_D);