diff options
Diffstat (limited to 'sound/soc/soc-compress.c')
-rw-r--r-- | sound/soc/soc-compress.c | 397 |
1 files changed, 83 insertions, 314 deletions
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index 3a6a60215e81..246a5e32e22a 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -22,93 +22,78 @@ #include <sound/soc-link.h> #include <linux/pm_runtime.h> -static int soc_compr_components_open(struct snd_compr_stream *cstream, - struct snd_soc_component **last) +static int soc_compr_clean(struct snd_compr_stream *cstream, int rollback) { struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret; + 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 = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->open) - continue; + mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); - ret = component->driver->compress_ops->open(component, cstream); - if (ret < 0) { - dev_err(component->dev, - "Compress ASoC: can't open platform %s: %d\n", - component->name, ret); + if (!rollback) + snd_soc_runtime_deactivate(rtd, stream); - *last = component; - return ret; - } - } + snd_soc_dai_digital_mute(codec_dai, 1, stream); - *last = NULL; - return 0; -} + if (!snd_soc_dai_active(cpu_dai)) + cpu_dai->rate = 0; -static int soc_compr_components_free(struct snd_compr_stream *cstream, - struct snd_soc_component *last) -{ - struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i; + if (!snd_soc_dai_active(codec_dai)) + codec_dai->rate = 0; - for_each_rtd_components(rtd, i, component) { - if (component == last) - break; + snd_soc_link_compr_shutdown(cstream, rollback); - if (!component->driver->compress_ops || - !component->driver->compress_ops->free) - continue; + snd_soc_component_compr_free(cstream, rollback); - component->driver->compress_ops->free(component, cstream); - } + snd_soc_dai_compr_shutdown(cpu_dai, cstream, rollback); + + if (!rollback) + snd_soc_dapm_stream_stop(rtd, stream); + + mutex_unlock(&rtd->card->pcm_mutex); + + snd_soc_pcm_component_pm_runtime_put(rtd, cstream, rollback); return 0; } +static int soc_compr_free(struct snd_compr_stream *cstream) +{ + return soc_compr_clean(cstream, 0); +} + 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 = cstream->direction; /* SND_COMPRESS_xxx is same as SNDRV_PCM_STREAM_xxx */ int ret; ret = snd_soc_pcm_component_pm_runtime_get(rtd, cstream); if (ret < 0) - goto pm_err; + goto err_no_lock; mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); ret = snd_soc_dai_compr_startup(cpu_dai, cstream); if (ret < 0) - goto out; + goto err; - ret = soc_compr_components_open(cstream, &component); + ret = snd_soc_component_compr_open(cstream); if (ret < 0) - goto machine_err; + goto err; ret = snd_soc_link_compr_startup(cstream); if (ret < 0) - goto machine_err; - - snd_soc_runtime_activate(rtd, cstream->direction); - - mutex_unlock(&rtd->card->pcm_mutex); - - return 0; - -machine_err: - soc_compr_components_free(cstream, component); + goto err; - snd_soc_dai_compr_shutdown(cpu_dai, cstream); -out: + snd_soc_runtime_activate(rtd, stream); +err: mutex_unlock(&rtd->card->pcm_mutex); -pm_err: - snd_soc_pcm_component_pm_runtime_put(rtd, cstream, 1); +err_no_lock: + if (ret < 0) + soc_compr_clean(cstream, 1); return ret; } @@ -118,18 +103,12 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream) struct snd_soc_pcm_runtime *fe = cstream->private_data; struct snd_pcm_substream *fe_substream = fe->pcm->streams[cstream->direction].substream; - struct snd_soc_component *component; 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; @@ -160,7 +139,7 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream) if (ret < 0) goto out; - ret = soc_compr_components_open(cstream, &component); + ret = snd_soc_component_compr_open(cstream); if (ret < 0) goto open_err; @@ -181,9 +160,9 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream) return 0; machine_err: - soc_compr_components_free(cstream, component); + snd_soc_component_compr_free(cstream, 1); open_err: - snd_soc_dai_compr_shutdown(cpu_dai, cstream); + snd_soc_dai_compr_shutdown(cpu_dai, cstream, 1); out: dpcm_path_put(&list); be_err: @@ -192,59 +171,16 @@ be_err: return ret; } -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; - - 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, cstream->direction); - - if (!snd_soc_dai_active(cpu_dai)) - cpu_dai->rate = 0; - - if (!snd_soc_dai_active(codec_dai)) - codec_dai->rate = 0; - - snd_soc_link_compr_shutdown(cstream); - - soc_compr_components_free(cstream, NULL); - - snd_soc_dai_compr_shutdown(cpu_dai, cstream); - - snd_soc_dapm_stream_stop(rtd, stream); - - mutex_unlock(&rtd->card->pcm_mutex); - - snd_soc_pcm_component_pm_runtime_put(rtd, cstream, 0); - - return 0; -} - 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; @@ -268,47 +204,27 @@ static int soc_compr_free_fe(struct snd_compr_stream *cstream) fe->dpcm[stream].runtime = NULL; - snd_soc_link_compr_shutdown(cstream); + snd_soc_link_compr_shutdown(cstream, 0); - soc_compr_components_free(cstream, NULL); + snd_soc_component_compr_free(cstream, 0); - snd_soc_dai_compr_shutdown(cpu_dai, cstream); + snd_soc_dai_compr_shutdown(cpu_dai, cstream, 0); mutex_unlock(&fe->card->mutex); return 0; } -static int soc_compr_components_trigger(struct snd_compr_stream *cstream, - int cmd) -{ - struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret; - - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->trigger) - continue; - - ret = component->driver->compress_ops->trigger( - component, cstream, cmd); - if (ret < 0) - return ret; - } - - return 0; -} - 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 = 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); - ret = soc_compr_components_trigger(cstream, cmd); + ret = snd_soc_component_compr_trigger(cstream, cmd); if (ret < 0) goto out; @@ -318,10 +234,10 @@ static int soc_compr_trigger(struct snd_compr_stream *cstream, int cmd) switch (cmd) { case SNDRV_PCM_TRIGGER_START: - snd_soc_dai_digital_mute(codec_dai, 0, cstream->direction); + snd_soc_dai_digital_mute(codec_dai, 0, stream); break; case SNDRV_PCM_TRIGGER_STOP: - snd_soc_dai_digital_mute(codec_dai, 1, cstream->direction); + snd_soc_dai_digital_mute(codec_dai, 1, stream); break; } @@ -334,16 +250,12 @@ 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; + return snd_soc_component_compr_trigger(cstream, cmd); mutex_lock_nested(&fe->card->mutex, SND_SOC_CARD_CLASS_RUNTIME); @@ -351,7 +263,7 @@ static int soc_compr_trigger_fe(struct snd_compr_stream *cstream, int cmd) if (ret < 0) goto out; - ret = soc_compr_components_trigger(cstream, cmd); + ret = snd_soc_component_compr_trigger(cstream, cmd); if (ret < 0) goto out; @@ -380,32 +292,12 @@ out: return ret; } -static int soc_compr_components_set_params(struct snd_compr_stream *cstream, - struct snd_compr_params *params) -{ - struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret; - - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->set_params) - continue; - - ret = component->driver->compress_ops->set_params( - component, cstream, params); - if (ret < 0) - return ret; - } - - return 0; -} - static int soc_compr_set_params(struct snd_compr_stream *cstream, struct snd_compr_params *params) { 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); @@ -421,7 +313,7 @@ static int soc_compr_set_params(struct snd_compr_stream *cstream, if (ret < 0) goto err; - ret = soc_compr_components_set_params(cstream, params); + ret = snd_soc_component_compr_set_params(cstream, params); if (ret < 0) goto err; @@ -429,12 +321,7 @@ 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; @@ -456,12 +343,8 @@ 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); @@ -487,7 +370,7 @@ static int soc_compr_set_params_fe(struct snd_compr_stream *cstream, if (ret < 0) goto out; - ret = soc_compr_components_set_params(cstream, params); + ret = snd_soc_component_compr_set_params(cstream, params); if (ret < 0) goto out; @@ -508,9 +391,8 @@ static int soc_compr_get_params(struct snd_compr_stream *cstream, struct snd_codec *params) { struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - int i, ret = 0; + int ret = 0; mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); @@ -518,73 +400,17 @@ static int soc_compr_get_params(struct snd_compr_stream *cstream, if (ret < 0) goto err; - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->get_params) - continue; - - ret = component->driver->compress_ops->get_params( - component, cstream, params); - break; - } - + ret = snd_soc_component_compr_get_params(cstream, params); err: mutex_unlock(&rtd->card->pcm_mutex); return ret; } -static int soc_compr_get_caps(struct snd_compr_stream *cstream, - struct snd_compr_caps *caps) -{ - struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret = 0; - - mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); - - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->get_caps) - continue; - - ret = component->driver->compress_ops->get_caps( - component, cstream, caps); - break; - } - - mutex_unlock(&rtd->card->pcm_mutex); - return ret; -} - -static int soc_compr_get_codec_caps(struct snd_compr_stream *cstream, - struct snd_compr_codec_caps *codec) -{ - struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret = 0; - - mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); - - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->get_codec_caps) - continue; - - ret = component->driver->compress_ops->get_codec_caps( - component, cstream, codec); - break; - } - - mutex_unlock(&rtd->card->pcm_mutex); - return ret; -} - static int soc_compr_ack(struct snd_compr_stream *cstream, size_t bytes) { struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - int i, ret = 0; + int ret; mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); @@ -592,17 +418,7 @@ static int soc_compr_ack(struct snd_compr_stream *cstream, size_t bytes) if (ret < 0) goto err; - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->ack) - continue; - - ret = component->driver->compress_ops->ack( - component, cstream, bytes); - if (ret < 0) - goto err; - } - + ret = snd_soc_component_compr_ack(cstream, bytes); err: mutex_unlock(&rtd->card->pcm_mutex); return ret; @@ -612,8 +428,7 @@ static int soc_compr_pointer(struct snd_compr_stream *cstream, struct snd_compr_tstamp *tstamp) { struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret = 0; + int ret; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); @@ -622,91 +437,38 @@ static int soc_compr_pointer(struct snd_compr_stream *cstream, if (ret < 0) goto out; - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->pointer) - continue; - - ret = component->driver->compress_ops->pointer( - component, cstream, tstamp); - break; - } + ret = snd_soc_component_compr_pointer(cstream, tstamp); out: mutex_unlock(&rtd->card->pcm_mutex); return ret; } -static int soc_compr_copy(struct snd_compr_stream *cstream, - char __user *buf, size_t count) -{ - struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; - int i, ret = 0; - - mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass); - - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->copy) - continue; - - ret = component->driver->compress_ops->copy( - component, cstream, buf, count); - break; - } - - mutex_unlock(&rtd->card->pcm_mutex); - return ret; -} - static int soc_compr_set_metadata(struct snd_compr_stream *cstream, struct snd_compr_metadata *metadata) { struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - int i, ret; + int ret; ret = snd_soc_dai_compr_set_metadata(cpu_dai, cstream, metadata); if (ret < 0) return ret; - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->set_metadata) - continue; - - ret = component->driver->compress_ops->set_metadata( - component, cstream, metadata); - if (ret < 0) - return ret; - } - - return 0; + return snd_soc_component_compr_set_metadata(cstream, metadata); } static int soc_compr_get_metadata(struct snd_compr_stream *cstream, struct snd_compr_metadata *metadata) { struct snd_soc_pcm_runtime *rtd = cstream->private_data; - struct snd_soc_component *component; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - int i, ret; + int ret; ret = snd_soc_dai_compr_get_metadata(cpu_dai, cstream, metadata); if (ret < 0) return ret; - for_each_rtd_components(rtd, i, component) { - if (!component->driver->compress_ops || - !component->driver->compress_ops->get_metadata) - continue; - - return component->driver->compress_ops->get_metadata( - component, cstream, metadata); - } - - return 0; + return snd_soc_component_compr_get_metadata(cstream, metadata); } /* ASoC Compress operations */ @@ -720,8 +482,8 @@ static struct snd_compr_ops soc_compr_ops = { .trigger = soc_compr_trigger, .pointer = soc_compr_pointer, .ack = soc_compr_ack, - .get_caps = soc_compr_get_caps, - .get_codec_caps = soc_compr_get_codec_caps + .get_caps = snd_soc_component_compr_get_caps, + .get_codec_caps = snd_soc_component_compr_get_codec_caps, }; /* ASoC Dynamic Compress operations */ @@ -735,8 +497,8 @@ static struct snd_compr_ops soc_compr_dyn_ops = { .trigger = soc_compr_trigger_fe, .pointer = soc_compr_pointer, .ack = soc_compr_ack, - .get_caps = soc_compr_get_caps, - .get_codec_caps = soc_compr_get_codec_caps + .get_caps = snd_soc_component_compr_get_caps, + .get_codec_caps = snd_soc_component_compr_get_codec_caps, }; /** @@ -759,6 +521,13 @@ 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, @@ -832,7 +601,7 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) !component->driver->compress_ops->copy) continue; - compr->ops->copy = soc_compr_copy; + compr->ops->copy = snd_soc_component_compr_copy; break; } |