diff options
| -rw-r--r-- | sound/soc/soc-compress.c | 67 |
1 files changed, 19 insertions, 48 deletions
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index 52544a85725d..c7ad52a21a29 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -75,14 +75,9 @@ static int soc_compr_open(struct snd_compr_stream *cstream) struct snd_soc_pcm_runtime *rtd = cstream->private_data; struct snd_soc_component *component = NULL; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - int stream; + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ int ret; - if (cstream->direction == SND_COMPRESS_PLAYBACK) - stream = SNDRV_PCM_STREAM_PLAYBACK; - else - stream = SNDRV_PCM_STREAM_CAPTURE; - ret = snd_soc_pcm_component_pm_runtime_get(rtd, cstream); if (ret < 0) goto pm_err; @@ -128,14 +123,9 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream) struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0); struct snd_soc_dpcm *dpcm; struct snd_soc_dapm_widget_list *list; - int stream; + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ int ret; - if (cstream->direction == SND_COMPRESS_PLAYBACK) - stream = SNDRV_PCM_STREAM_PLAYBACK; - else - stream = SNDRV_PCM_STREAM_CAPTURE; - mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME); fe->dpcm[stream].runtime = fe_substream->runtime; @@ -203,15 +193,10 @@ static int soc_compr_free(struct snd_compr_stream *cstream) struct snd_soc_pcm_runtime *rtd = cstream->private_data; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); - int stream; + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); - if (cstream->direction == SND_COMPRESS_PLAYBACK) - stream = SNDRV_PCM_STREAM_PLAYBACK; - else - stream = SNDRV_PCM_STREAM_CAPTURE; - snd_soc_runtime_deactivate(rtd, stream); snd_soc_dai_digital_mute(codec_dai, 1, stream); @@ -242,15 +227,11 @@ static int soc_compr_free_fe(struct snd_compr_stream *cstream) struct snd_soc_pcm_runtime *fe = cstream->private_data; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0); struct snd_soc_dpcm *dpcm; - int stream, ret; + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ + int ret; mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME); - if (cstream->direction == SND_COMPRESS_PLAYBACK) - stream = SNDRV_PCM_STREAM_PLAYBACK; - else - stream = SNDRV_PCM_STREAM_CAPTURE; - snd_soc_runtime_deactivate(fe, stream); fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE; @@ -310,16 +291,11 @@ static int soc_compr_trigger(struct snd_compr_stream *cstream, int cmd) struct snd_soc_pcm_runtime *rtd = cstream->private_data; struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - int stream; + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ int ret; mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); - if (cstream->direction == SND_COMPRESS_PLAYBACK) - stream = SNDRV_PCM_STREAM_PLAYBACK; - else - stream = SNDRV_PCM_STREAM_CAPTURE; - ret = soc_compr_components_trigger(cstream, cmd); if (ret < 0) goto out; @@ -346,17 +322,13 @@ static int soc_compr_trigger_fe(struct snd_compr_stream *cstream, int cmd) { struct snd_soc_pcm_runtime *fe = cstream->private_data; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0); - int ret, stream; + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ + int ret; if (cmd == SND_COMPR_TRIGGER_PARTIAL_DRAIN || cmd == SND_COMPR_TRIGGER_DRAIN) return soc_compr_components_trigger(cstream, cmd); - if (cstream->direction == SND_COMPRESS_PLAYBACK) - stream = SNDRV_PCM_STREAM_PLAYBACK; - else - stream = SNDRV_PCM_STREAM_CAPTURE; - mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME); ret = snd_soc_dai_compr_trigger(cpu_dai, cstream, cmd); @@ -418,6 +390,7 @@ static int soc_compr_set_params(struct snd_compr_stream *cstream, { struct snd_soc_pcm_runtime *rtd = cstream->private_data; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ int ret; mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); @@ -441,12 +414,7 @@ static int soc_compr_set_params(struct snd_compr_stream *cstream, if (ret < 0) goto err; - if (cstream->direction == SND_COMPRESS_PLAYBACK) - snd_soc_dapm_stream_event(rtd, SNDRV_PCM_STREAM_PLAYBACK, - SND_SOC_DAPM_STREAM_START); - else - snd_soc_dapm_stream_event(rtd, SNDRV_PCM_STREAM_CAPTURE, - SND_SOC_DAPM_STREAM_START); + snd_soc_dapm_stream_event(rtd, stream, SND_SOC_DAPM_STREAM_START); /* cancel any delayed stream shutdown that is pending */ rtd->pop_wait = 0; @@ -468,12 +436,8 @@ static int soc_compr_set_params_fe(struct snd_compr_stream *cstream, struct snd_pcm_substream *fe_substream = fe->pcm->streams[cstream->direction].substream; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0); - int ret, stream; - - if (cstream->direction == SND_COMPRESS_PLAYBACK) - stream = SNDRV_PCM_STREAM_PLAYBACK; - else - stream = SNDRV_PCM_STREAM_CAPTURE; + int stream = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ + int ret; mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME); @@ -771,6 +735,13 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) int playback = 0, capture = 0; int i; + /* + * make sure these are same value, + * and then use these as equally + */ + BUILD_BUG_ON((int)SNDRV_PCM_STREAM_PLAYBACK != (int)SND_COMPRESS_PLAYBACK); + BUILD_BUG_ON((int)SNDRV_PCM_STREAM_CAPTURE != (int)SND_COMPRESS_CAPTURE); + if (rtd->num_cpus > 1 || rtd->num_codecs > 1) { dev_err(rtd->card->dev, |