diff options
Diffstat (limited to 'sound/soc/generic/simple-card-utils.c')
-rw-r--r-- | sound/soc/generic/simple-card-utils.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c index f5ba5ad300cc..83ea1afa3c72 100644 --- a/sound/soc/generic/simple-card-utils.c +++ b/sound/soc/generic/simple-card-utils.c @@ -143,14 +143,13 @@ int asoc_simple_card_parse_card_name(struct snd_soc_card *card, } EXPORT_SYMBOL_GPL(asoc_simple_card_parse_card_name); -int asoc_simple_card_clk_enable(struct asoc_simple_dai *dai) +static int asoc_simple_card_clk_enable(struct asoc_simple_dai *dai) { if (dai) return clk_prepare_enable(dai->clk); return 0; } -EXPORT_SYMBOL_GPL(asoc_simple_card_clk_enable); void asoc_simple_card_clk_disable(struct asoc_simple_dai *dai) { @@ -206,6 +205,25 @@ int asoc_simple_card_parse_clk(struct device *dev, } EXPORT_SYMBOL_GPL(asoc_simple_card_parse_clk); +int asoc_simple_startup(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card); + struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num); + int ret; + + ret = asoc_simple_card_clk_enable(dai_props->cpu_dai); + if (ret) + return ret; + + ret = asoc_simple_card_clk_enable(dai_props->codec_dai); + if (ret) + asoc_simple_card_clk_disable(dai_props->cpu_dai); + + return ret; +} +EXPORT_SYMBOL_GPL(asoc_simple_startup); + int asoc_simple_card_parse_dai(struct device_node *node, struct snd_soc_dai_link_component *dlc, struct device_node **dai_of_node, |