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>

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index dcef67a9bd4854a29c79ad8355343c5f16ae76a2..9d4748e2b67aa87def4cbba8f75459a3a695f8bf 100644 (file)
--- 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 f11421f080650d14d9329ed968941be176fc6c07..983edd0e6e8f69d5584dec1029c679b198d450e9 100644 (file)
--- 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));