INTEL_DSB_1
crtc_state->dsb_color = intel_dsb_prepare(state, crtc, INTEL_DSB_1, 1024);
if (iir & GEN12_DSB_INT(INTEL_DSB_1))
intel_dsb_irq_handler(display, pipe, INTEL_DSB_1);
GEN12_DSB_INT(INTEL_DSB_1) |