diff options
author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2017-09-25 04:38:54 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2017-09-25 19:30:50 +0300 |
commit | 9900a4226c785dbb32c08af5ae8fbbf1fc4c31d0 (patch) | |
tree | 8d809c90ce811ebb786c2a655b5489eb98bdbb72 /sound/soc/soc-pcm.c | |
parent | 464719255e095b0cc05a30b124f2cdc67a930d7f (diff) | |
download | linux-9900a4226c785dbb32c08af5ae8fbbf1fc4c31d0.tar.xz |
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 <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-pcm.c')
-rw-r--r-- | sound/soc/soc-pcm.c | 31 |
1 files changed, 15 insertions, 16 deletions
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)); |