From 9900a4226c785dbb32c08af5ae8fbbf1fc4c31d0 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 25 Sep 2017 01:38:54 +0000 Subject: [PATCH] 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: Kuninori Morimoto Signed-off-by: Mark Brown --- sound/soc/soc-dapm.c | 8 ++++---- sound/soc/soc-pcm.c | 31 +++++++++++++++---------------- 2 files changed, 19 insertions(+), 20 deletions(-) diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index dcef67a9bd48..9d4748e2b67a 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -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); } diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index f11421f08065..983edd0e6e8f 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -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)); -- 2.39.5