INSTPM_SELF_EN
was_enabled = intel_de_read(display, INSTPM) & INSTPM_SELF_EN;
val = enable ? _MASKED_BIT_ENABLE(INSTPM_SELF_EN) :
_MASKED_BIT_DISABLE(INSTPM_SELF_EN);
sr_enabled = intel_de_read(display, INSTPM) & INSTPM_SELF_EN;