Add multicodec support in soc-compress.c
Signed-off-by: Benoit Cousson bcousson@baylibre.com Cc: Misael Lopez Cruz misael.lopez@ti.com --- sound/soc/soc-compress.c | 94 ++++++++++++++++++++++++++++++------------------ 1 file changed, 59 insertions(+), 35 deletions(-)
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index f96fb96..cd65b12 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -155,14 +155,17 @@ static void close_delayed_work(struct work_struct *work) { struct snd_soc_pcm_runtime *rtd = container_of(work, struct snd_soc_pcm_runtime, delayed_work.work); - struct snd_soc_dai *codec_dai = rtd->codec_dai; + int i;
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
- dev_dbg(rtd->dev, "ASoC: pop wq checking: %s status: %s waiting: %s\n", - codec_dai->driver->playback.stream_name, - codec_dai->playback_active ? "active" : "inactive", - rtd->pop_wait ? "yes" : "no"); + for (i = 0; i < rtd->num_codecs; i++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; + dev_dbg(rtd->dev, "ASoC: pop wq checking: %s status: %s waiting: %s\n", + codec_dai->driver->playback.stream_name, + codec_dai->playback_active ? "active" : "inactive", + rtd->pop_wait ? "yes" : "no"); + }
/* are we waiting on this codec DAI stream */ if (rtd->pop_wait == 1) { @@ -179,8 +182,7 @@ static int soc_compr_free(struct snd_compr_stream *cstream) struct snd_soc_pcm_runtime *rtd = cstream->private_data; struct snd_soc_platform *platform = rtd->platform; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - int stream; + int stream, i;
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
@@ -191,14 +193,18 @@ static int soc_compr_free(struct snd_compr_stream *cstream)
snd_soc_runtime_deactivate(rtd, stream);
- snd_soc_dai_digital_mute(codec_dai, 1, cstream->direction); + for (i = 0; i < rtd->num_codecs; i++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; + + snd_soc_dai_digital_mute(codec_dai, 1, cstream->direction); + + if (!codec_dai->active) + codec_dai->rate = 0; + }
if (!cpu_dai->active) cpu_dai->rate = 0;
- if (!codec_dai->active) - codec_dai->rate = 0; -
if (rtd->dai_link->compr_ops && rtd->dai_link->compr_ops->shutdown) rtd->dai_link->compr_ops->shutdown(cstream); @@ -283,8 +289,7 @@ static int soc_compr_trigger(struct snd_compr_stream *cstream, int cmd)
struct snd_soc_pcm_runtime *rtd = cstream->private_data; struct snd_soc_platform *platform = rtd->platform; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - int ret = 0; + int i, ret = 0;
mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
@@ -294,13 +299,19 @@ static int soc_compr_trigger(struct snd_compr_stream *cstream, int cmd) goto out; }
- switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - snd_soc_dai_digital_mute(codec_dai, 0, cstream->direction); - break; - case SNDRV_PCM_TRIGGER_STOP: - snd_soc_dai_digital_mute(codec_dai, 1, cstream->direction); - break; + for (i = 0; i < rtd->num_codecs; i++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + snd_soc_dai_digital_mute(codec_dai, 0, + cstream->direction); + break; + case SNDRV_PCM_TRIGGER_STOP: + snd_soc_dai_digital_mute(codec_dai, 1, + cstream->direction); + break; + } }
out: @@ -622,23 +633,33 @@ int soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) { struct snd_soc_codec *codec = rtd->codec; struct snd_soc_platform *platform = rtd->platform; - struct snd_soc_dai *codec_dai = rtd->codec_dai; struct snd_soc_dai *cpu_dai = rtd->cpu_dai; struct snd_compr *compr; struct snd_pcm *be_pcm; char new_name[64]; - int ret = 0, direction = 0; - - /* check client and interface hw capabilities */ - snprintf(new_name, sizeof(new_name), "%s %s-%d", - rtd->dai_link->stream_name, codec_dai->name, num); - - if (codec_dai->driver->playback.channels_min) - direction = SND_COMPRESS_PLAYBACK; - else if (codec_dai->driver->capture.channels_min) - direction = SND_COMPRESS_CAPTURE; - else - return -EINVAL; + int i, ret = 0, direction = -1; + + for (i = 0; i < rtd->num_codecs; i++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; + /* check client and interface hw capabilities */ + snprintf(new_name, sizeof(new_name), "%s %s-%d", + rtd->dai_link->stream_name, codec_dai->name, num); + + if (direction < 0) { + if (codec_dai->driver->playback.channels_min) + direction = SND_COMPRESS_PLAYBACK; + else if (codec_dai->driver->capture.channels_min) + direction = SND_COMPRESS_CAPTURE; + else + return -EINVAL; + } else { + if ((codec_dai->driver->playback.channels_min && + direction != SND_COMPRESS_PLAYBACK) || + (codec_dai->driver->capture.channels_min && + direction != SND_COMPRESS_CAPTURE)) + return -EINVAL; + } + }
compr = kzalloc(sizeof(*compr), GFP_KERNEL); if (compr == NULL) { @@ -692,8 +713,11 @@ int soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num) rtd->compr = compr; compr->private_data = rtd;
- printk(KERN_INFO "compress asoc: %s <-> %s mapping ok\n", codec_dai->name, - cpu_dai->name); + for (i = 0; i < rtd->num_codecs; i++) { + struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; + printk(KERN_INFO "compress asoc: %s <-> %s mapping ok\n", + codec_dai->name, cpu_dai->name); + } return ret;
compr_err: