23  * @vref:		regulator reference
28 	struct regulator *vref;  member
58 	ret = regulator_enable(priv->vref);  in stm32_dac_core_hw_start()
60 		dev_err(dev, "vref enable failed: %d\n", ret);  in stm32_dac_core_hw_start()
73 	regulator_disable(priv->vref);  in stm32_dac_core_hw_start()
84 	regulator_disable(priv->vref);  in stm32_dac_core_hw_stop()
127 	priv->vref = devm_regulator_get(dev, "vref");  in stm32_dac_probe()
128 	if (IS_ERR(priv->vref)) {  in stm32_dac_probe()
129 		ret = PTR_ERR(priv->vref);  in stm32_dac_probe()
130 		dev_err(dev, "vref get failed, %d\n", ret);  in stm32_dac_probe()
142 	ret = regulator_get_voltage(priv->vref);  in stm32_dac_probe()
144 		dev_err(dev, "vref get voltage failed, %d\n", ret);  in stm32_dac_probe()
148 	dev_dbg(dev, "vref+=%dmV\n", priv->common.vref_mv);  in stm32_dac_probe()