ASoC: Provide default set_bias_level() implementation

If the CODEC does not provide a set_bias_level() then update the
bias_level variable for it since other parts of the system expect
that to be maintained.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 88461310dc96..5cfc90941e49 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -148,8 +148,12 @@ static int snd_soc_dapm_set_bias_level(struct snd_soc_device *socdev,
 
         if (card->set_bias_level)
                 ret = card->set_bias_level(card, level);
-        if (ret == 0 && codec->set_bias_level)
-                ret = codec->set_bias_level(codec, level);
+        if (ret == 0) {
+                if (codec->set_bias_level)
+                        ret = codec->set_bias_level(codec, level);
+                else
+                        codec->bias_level = level;
+        }
 
         return ret;
 }