psr_irq_psr_error_bit_get
val &= psr_irq_psr_error_bit_get(intel_dp);
mask = psr_irq_psr_error_bit_get(intel_dp);
if (psr_iir & psr_irq_psr_error_bit_get(intel_dp)) {
0, psr_irq_psr_error_bit_get(intel_dp));