diff options
Diffstat (limited to 'sound/soc/omap/omap3pandora.c')
| -rw-r--r-- | sound/soc/omap/omap3pandora.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sound/soc/omap/omap3pandora.c b/sound/soc/omap/omap3pandora.c index 805512f2555..9e46e1d8cb1 100644 --- a/sound/soc/omap/omap3pandora.c +++ b/sound/soc/omap/omap3pandora.c @@ -80,12 +80,18 @@ static int omap3pandora_hw_params(struct snd_pcm_substream *substream, static int omap3pandora_dac_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { + int ret; + /* * The PCM1773 DAC datasheet requires 1ms delay between switching * VCC power on/off and /PD pin high/low */ if (SND_SOC_DAPM_EVENT_ON(event)) { - regulator_enable(omap3pandora_dac_reg); + ret = regulator_enable(omap3pandora_dac_reg); + if (ret) { + dev_err(w->dapm->dev, "Failed to power DAC: %d\n", ret); + return ret; + } mdelay(1); gpio_set_value(OMAP3_PANDORA_DAC_POWER_GPIO, 1); } else { |