347 static int ad3530r_setup(struct ad3530r_state *st, int external_vref_uV)  in ad3530r_setup()  argument
383 	if (external_vref_uV) {  in ad3530r_setup()
384 		st->vref_mV = range_multiplier * external_vref_uV / MILLI;  in ad3530r_setup()
440 	int ret, external_vref_uV;  in ad3530r_probe()  local
466 	external_vref_uV = devm_regulator_get_enable_read_voltage(dev, "ref");  in ad3530r_probe()
467 	if (external_vref_uV < 0 && external_vref_uV != -ENODEV)  in ad3530r_probe()
468 		return external_vref_uV;  in ad3530r_probe()
470 	if (external_vref_uV == -ENODEV)  in ad3530r_probe()
471 		external_vref_uV = 0;  in ad3530r_probe()
473 	if (!st->chip_info->internal_ref_support && external_vref_uV == 0)  in ad3530r_probe()
476 	ret = ad3530r_setup(st, external_vref_uV);  in ad3530r_probe()