A standard way of making sure we know when the bias level changes.
Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/soc-dapm.c | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 4ca5e56..39a63f9 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -110,6 +110,24 @@ static int snd_soc_dapm_set_bias_level(struct snd_soc_device *socdev, struct snd_soc_codec *codec = socdev->card->codec; int ret = 0;
+ switch (level) { + case SND_SOC_BIAS_ON: + dev_dbg(socdev->dev, "Setting full bias\n"); + break; + case SND_SOC_BIAS_PREPARE: + dev_dbg(socdev->dev, "Setting bias prepare\n"); + break; + case SND_SOC_BIAS_STANDBY: + dev_dbg(socdev->dev, "Setting standby bias\n"); + break; + case SND_SOC_BIAS_OFF: + dev_dbg(socdev->dev, "Setting bias off\n"); + break; + default: + dev_err(socdev->dev, "Setting invalid bias %d\n", level); + return -EINVAL; + } + if (card->set_bias_level) ret = card->set_bias_level(card, level); if (ret == 0 && codec->set_bias_level)