Add a function helper to factorize the hw_params code.
Suggested by Lars-Peter Clausen lars@metafoo.de
Signed-off-by: Benoit Cousson bcousson@baylibre.com --- include/sound/soc.h | 4 ++++ sound/soc/soc-dapm.c | 28 ++++++++-------------------- sound/soc/soc-pcm.c | 43 ++++++++++++++++++++++++------------------- 3 files changed, 36 insertions(+), 39 deletions(-)
diff --git a/include/sound/soc.h b/include/sound/soc.h index f2142cf..98555f8 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -436,6 +436,10 @@ int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, int snd_soc_platform_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_platform *platform);
+int soc_dai_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai); + /* Jack reporting */ int snd_soc_jack_new(struct snd_soc_codec *codec, const char *id, int type, struct snd_soc_jack *jack); diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 5c63c3b..9a047f3 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -3214,27 +3214,15 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w,
switch (event) { case SND_SOC_DAPM_PRE_PMU: - if (source->driver->ops && source->driver->ops->hw_params) { - substream.stream = SNDRV_PCM_STREAM_CAPTURE; - ret = source->driver->ops->hw_params(&substream, - params, source); - if (ret != 0) { - dev_err(source->dev, - "ASoC: hw_params() failed: %d\n", ret); - goto out; - } - } + substream.stream = SNDRV_PCM_STREAM_CAPTURE; + ret = soc_dai_hw_params(&substream, params, source); + if (ret < 0) + goto out;
- if (sink->driver->ops && sink->driver->ops->hw_params) { - substream.stream = SNDRV_PCM_STREAM_PLAYBACK; - ret = sink->driver->ops->hw_params(&substream, params, - sink); - if (ret != 0) { - dev_err(sink->dev, - "ASoC: hw_params() failed: %d\n", ret); - goto out; - } - } + substream.stream = SNDRV_PCM_STREAM_PLAYBACK; + ret = soc_dai_hw_params(&substream, params, sink); + if (ret < 0) + goto out; break;
case SND_SOC_DAPM_POST_PMU: diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 1e13dc3..bf0a1208 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -789,6 +789,24 @@ static void soc_pcm_codec_params_fixup(struct snd_pcm_hw_params *params, interval->max = channels; }
+int soc_dai_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + int ret; + + if (dai->driver->ops && dai->driver->ops->hw_params) { + ret = dai->driver->ops->hw_params(substream, params, dai); + if (ret < 0) { + dev_err(dai->dev, "ASoC: can't set %s hw params: %d\n", + dai->name, ret); + return ret; + } + } + + return 0; +} + /* * Called by ALSA when the hardware params are set by application. This * function can also be called multiple times and can allocate buffers @@ -832,17 +850,9 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream, soc_pcm_codec_params_fixup(&codec_params, codec_dai->rx_mask);
- if (codec_dai->driver->ops && - codec_dai->driver->ops->hw_params) { - ret = codec_dai->driver->ops->hw_params(substream, - &codec_params, codec_dai); - if (ret < 0) { - dev_err(codec_dai->dev, - "ASoC: can't set %s hw params: %d\n", - codec_dai->name, ret); - goto codec_err; - } - } + ret = soc_dai_hw_params(substream, &codec_params, codec_dai); + if(ret < 0) + goto codec_err;
codec_dai->rate = params_rate(&codec_params); codec_dai->channels = params_channels(&codec_params); @@ -850,14 +860,9 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream, params_format(&codec_params)); }
- if (cpu_dai->driver->ops && cpu_dai->driver->ops->hw_params) { - ret = cpu_dai->driver->ops->hw_params(substream, params, cpu_dai); - if (ret < 0) { - dev_err(cpu_dai->dev, "ASoC: %s hw params failed: %d\n", - cpu_dai->name, ret); - goto interface_err; - } - } + ret = soc_dai_hw_params(substream, params, cpu_dai); + if (ret < 0) + goto interface_err;
if (platform->driver->ops && platform->driver->ops->hw_params) { ret = platform->driver->ops->hw_params(substream, params);