GT_PARITY_ERROR
gen5_gt_disable_irq(gt, GT_PARITY_ERROR(gt->i915));
if (gt_iir & GT_PARITY_ERROR(gt->i915))
gt->gt_imr = ~GT_PARITY_ERROR(gt->i915);
gt_irqs |= GT_PARITY_ERROR(gt->i915);
gen5_gt_enable_irq(gt, GT_PARITY_ERROR(dev_priv));