PP_STATUS
I915_STATE_WARN(I915_READ(PP_STATUS(0)) & PP_ON, "Panel power on\n");
regs->pp_stat = PP_STATUS(pps_idx);
return I915_READ(PP_STATUS(pipe)) & PP_ON;
if (intel_wait_for_register(dev_priv, PP_STATUS(0), PP_ON, PP_ON, 5000))
if (intel_wait_for_register(dev_priv, PP_STATUS(0), PP_ON, 0, 1000))