RENCLK_GATE_D1
I915_WRITE(RENCLK_GATE_D1, 0);
I915_WRITE(RENCLK_GATE_D1, I965_RCC_CLOCK_GATE_DISABLE);
I915_WRITE(RENCLK_GATE_D1, I965_RCZ_CLOCK_GATE_DISABLE |
I915_WRITE(RENCLK_GATE_D1, SV_CLOCK_GATE_DISABLE);