453 	int changed;  in rolloff_put()  local
462 	changed = reg != data->ak4396_regs[0][AK4396_CONTROL_2];  in rolloff_put()
463 	if (changed) {  in rolloff_put()
468 	return changed;  in rolloff_put()
503 	int changed;  in hpf_put()  local
509 	changed = reg != data->wm8785_regs[WM8785_R2];  in hpf_put()
510 	if (changed)  in hpf_put()
513 	return changed;  in hpf_put()
567 	int changed;  in meridian_dig_source_put()  local
576 	changed = new_reg != old_reg;  in meridian_dig_source_put()
577 	if (changed)  in meridian_dig_source_put()
580 	return changed;  in meridian_dig_source_put()
588 	int changed;  in claro_dig_source_put()  local
595 	changed = new_reg != old_reg;  in claro_dig_source_put()
596 	if (changed)  in claro_dig_source_put()
599 	return changed;  in claro_dig_source_put()