465 	int changed;  in rolloff_put()  local
474 	changed = reg != data->ak4396_regs[0][AK4396_CONTROL_2];  in rolloff_put()
475 	if (changed) {  in rolloff_put()
480 	return changed;  in rolloff_put()
515 	int changed;  in hpf_put()  local
521 	changed = reg != data->wm8785_regs[WM8785_R2];  in hpf_put()
522 	if (changed)  in hpf_put()
525 	return changed;  in hpf_put()
579 	int changed;  in meridian_dig_source_put()  local
588 	changed = new_reg != old_reg;  in meridian_dig_source_put()
589 	if (changed)  in meridian_dig_source_put()
592 	return changed;  in meridian_dig_source_put()
600 	int changed;  in claro_dig_source_put()  local
607 	changed = new_reg != old_reg;  in claro_dig_source_put()
608 	if (changed)  in claro_dig_source_put()
611 	return changed;  in claro_dig_source_put()