Commit 9900a422 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: remove unneeded dai->driver->ops check 



On soc_add_dai(), it uses null_dai_ops if driver doesn't have
its own ops. This means, dai->driver->ops never been NULL.
dai->driver->ops check is not needed.
This patch removes it.

Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 46471925

sound/soc/soc-dapm.c

+4 −4
Original line number Diff line number Diff line
@@ -3681,7 +3681,7 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w, 
	switch (event) {

	case SND_SOC_DAPM_PRE_PMU:

		substream.stream = SNDRV_PCM_STREAM_CAPTURE;

		if (source->driver->ops && source->driver->ops->startup) {

		if (source->driver->ops->startup) {

			ret = source->driver->ops->startup(&substream, source);

			if (ret < 0) {

				dev_err(source->dev,
@@ -3695,7 +3695,7 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w, 
			goto out;



		substream.stream = SNDRV_PCM_STREAM_PLAYBACK;

		if (sink->driver->ops && sink->driver->ops->startup) {

		if (sink->driver->ops->startup) {

			ret = sink->driver->ops->startup(&substream, sink);

			if (ret < 0) {

				dev_err(sink->dev,
@@ -3725,13 +3725,13 @@ static int snd_soc_dai_link_event(struct snd_soc_dapm_widget *w, 
		ret = 0;



		source->active--;

		if (source->driver->ops && source->driver->ops->shutdown) {

		if (source->driver->ops->shutdown) {

			substream.stream = SNDRV_PCM_STREAM_CAPTURE;

			source->driver->ops->shutdown(&substream, source);

		}



		sink->active--;

		if (sink->driver->ops && sink->driver->ops->shutdown) {

		if (sink->driver->ops->shutdown) {

			substream.stream = SNDRV_PCM_STREAM_PLAYBACK;

			sink->driver->ops->shutdown(&substream, sink);

		}

sound/soc/soc-pcm.c

+15 −16
Original line number Diff line number Diff line
@@ -474,7 +474,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream) 
	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);



	/* startup the audio subsystem */

	if (cpu_dai->driver->ops && cpu_dai->driver->ops->startup) {

	if (cpu_dai->driver->ops->startup) {

		ret = cpu_dai->driver->ops->startup(substream, cpu_dai);

		if (ret < 0) {

			dev_err(cpu_dai->dev, "ASoC: can't open interface"
@@ -494,7 +494,7 @@ static int soc_pcm_open(struct snd_pcm_substream *substream) 


	for (i = 0; i < rtd->num_codecs; i++) {

		codec_dai = rtd->codec_dais[i];

		if (codec_dai->driver->ops && codec_dai->driver->ops->startup) {

		if (codec_dai->driver->ops->startup) {

			ret = codec_dai->driver->ops->startup(substream,

							      codec_dai);

			if (ret < 0) {
@@ -771,7 +771,7 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream) 


	for (i = 0; i < rtd->num_codecs; i++) {

		codec_dai = rtd->codec_dais[i];

		if (codec_dai->driver->ops && codec_dai->driver->ops->prepare) {

		if (codec_dai->driver->ops->prepare) {

			ret = codec_dai->driver->ops->prepare(substream,

							      codec_dai);

			if (ret < 0) {
@@ -783,7 +783,7 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream) 
		}

	}



	if (cpu_dai->driver->ops && cpu_dai->driver->ops->prepare) {

	if (cpu_dai->driver->ops->prepare) {

		ret = cpu_dai->driver->ops->prepare(substream, cpu_dai);

		if (ret < 0) {

			dev_err(cpu_dai->dev,
@@ -829,7 +829,7 @@ int soc_dai_hw_params(struct snd_pcm_substream *substream, 
{

	int ret;



	if (dai->driver->ops && dai->driver->ops->hw_params) {

	if (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",
@@ -934,7 +934,7 @@ out: 
	return ret;



platform_err:

	if (cpu_dai->driver->ops && cpu_dai->driver->ops->hw_free)

	if (cpu_dai->driver->ops->hw_free)

		cpu_dai->driver->ops->hw_free(substream, cpu_dai);



interface_err:
@@ -943,7 +943,7 @@ interface_err: 
codec_err:

	while (--i >= 0) {

		struct snd_soc_dai *codec_dai = rtd->codec_dais[i];

		if (codec_dai->driver->ops && codec_dai->driver->ops->hw_free)

		if (codec_dai->driver->ops->hw_free)

			codec_dai->driver->ops->hw_free(substream, codec_dai);

		codec_dai->rate = 0;

	}
@@ -1004,11 +1004,11 @@ static int soc_pcm_hw_free(struct snd_pcm_substream *substream) 
	/* now free hw params for the DAIs  */

	for (i = 0; i < rtd->num_codecs; i++) {

		codec_dai = rtd->codec_dais[i];

		if (codec_dai->driver->ops && codec_dai->driver->ops->hw_free)

		if (codec_dai->driver->ops->hw_free)

			codec_dai->driver->ops->hw_free(substream, codec_dai);

	}



	if (cpu_dai->driver->ops && cpu_dai->driver->ops->hw_free)

	if (cpu_dai->driver->ops->hw_free)

		cpu_dai->driver->ops->hw_free(substream, cpu_dai);



	mutex_unlock(&rtd->pcm_mutex);
@@ -1025,7 +1025,7 @@ static int soc_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 


	for (i = 0; i < rtd->num_codecs; i++) {

		codec_dai = rtd->codec_dais[i];

		if (codec_dai->driver->ops && codec_dai->driver->ops->trigger) {

		if (codec_dai->driver->ops->trigger) {

			ret = codec_dai->driver->ops->trigger(substream,

							      cmd, codec_dai);

			if (ret < 0)
@@ -1039,7 +1039,7 @@ static int soc_pcm_trigger(struct snd_pcm_substream *substream, int cmd) 
			return ret;

	}



	if (cpu_dai->driver->ops && cpu_dai->driver->ops->trigger) {

	if (cpu_dai->driver->ops->trigger) {

		ret = cpu_dai->driver->ops->trigger(substream, cmd, cpu_dai);

		if (ret < 0)

			return ret;
@@ -1064,8 +1064,7 @@ static int soc_pcm_bespoke_trigger(struct snd_pcm_substream *substream, 


	for (i = 0; i < rtd->num_codecs; i++) {

		codec_dai = rtd->codec_dais[i];

		if (codec_dai->driver->ops &&

		    codec_dai->driver->ops->bespoke_trigger) {

		if (codec_dai->driver->ops->bespoke_trigger) {

			ret = codec_dai->driver->ops->bespoke_trigger(substream,

								cmd, codec_dai);

			if (ret < 0)
@@ -1073,7 +1072,7 @@ static int soc_pcm_bespoke_trigger(struct snd_pcm_substream *substream, 
		}

	}



	if (cpu_dai->driver->ops && cpu_dai->driver->ops->bespoke_trigger) {

	if (cpu_dai->driver->ops->bespoke_trigger) {

		ret = cpu_dai->driver->ops->bespoke_trigger(substream, cmd, cpu_dai);

		if (ret < 0)

			return ret;
@@ -1100,12 +1099,12 @@ static snd_pcm_uframes_t soc_pcm_pointer(struct snd_pcm_substream *substream) 
	if (platform->driver->ops && platform->driver->ops->pointer)

		offset = platform->driver->ops->pointer(substream);



	if (cpu_dai->driver->ops && cpu_dai->driver->ops->delay)

	if (cpu_dai->driver->ops->delay)

		delay += cpu_dai->driver->ops->delay(substream, cpu_dai);



	for (i = 0; i < rtd->num_codecs; i++) {

		codec_dai = rtd->codec_dais[i];

		if (codec_dai->driver->ops && codec_dai->driver->ops->delay)

		if (codec_dai->driver->ops->delay)

			codec_delay = max(codec_delay,

					codec_dai->driver->ops->delay(substream,

								    codec_dai));

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