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ASoC: dpcm: Add helper function for initializing runtime pcm

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We have the same code for initializing the runtime pcm on both the playback and
the capture path. Factor this out into a common helper function.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Lars-Peter Clausen 2014-01-06 14:19:06 +01:00 committed by Mark Brown
parent e41975edc7
commit 08ae9b456d
1 changed files with 15 additions and 15 deletions
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30
sound/soc/soc-pcm.c
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@ -1228,6 +1228,17 @@ unwind:
return err;
}
static void dpcm_init_runtime_hw(struct snd_pcm_runtime *runtime,
struct snd_soc_pcm_stream *stream)
{
runtime->hw.rate_min = stream->rate_min;
runtime->hw.rate_max = stream->rate_max;
runtime->hw.channels_min = stream->channels_min;
runtime->hw.channels_max = stream->channels_max;
runtime->hw.formats &= stream->formats;
runtime->hw.rates = stream->rates;
}
static void dpcm_set_fe_runtime(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
@ -1235,21 +1246,10 @@ static void dpcm_set_fe_runtime(struct snd_pcm_substream *substream)
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai_driver *cpu_dai_drv = cpu_dai->driver;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
runtime->hw.rate_min = cpu_dai_drv->playback.rate_min;
runtime->hw.rate_max = cpu_dai_drv->playback.rate_max;
runtime->hw.channels_min = cpu_dai_drv->playback.channels_min;
runtime->hw.channels_max = cpu_dai_drv->playback.channels_max;
runtime->hw.formats &= cpu_dai_drv->playback.formats;
runtime->hw.rates = cpu_dai_drv->playback.rates;
} else {
runtime->hw.rate_min = cpu_dai_drv->capture.rate_min;
runtime->hw.rate_max = cpu_dai_drv->capture.rate_max;
runtime->hw.channels_min = cpu_dai_drv->capture.channels_min;
runtime->hw.channels_max = cpu_dai_drv->capture.channels_max;
runtime->hw.formats &= cpu_dai_drv->capture.formats;
runtime->hw.rates = cpu_dai_drv->capture.rates;
}
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
dpcm_init_runtime_hw(runtime, &cpu_dai_drv->playback);
else
dpcm_init_runtime_hw(runtime, &cpu_dai_drv->capture);
}
static int dpcm_fe_dai_startup(struct snd_pcm_substream *fe_substream)