1 files changed, 190 insertions, 435 deletions

diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c
index 392a1c5b15d3..870f13e1d389 100644
--- a/sound/soc/soc-compress.c
+++ b/sound/soc/soc-compress.c
@@ -19,118 +19,114 @@
 #include <sound/soc.h>
 #include <sound/initval.h>
 #include <sound/soc-dpcm.h>
+#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 snd_soc_compr_components_open(struct snd_compr_stream *cstream)
 {
 	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
 	struct snd_soc_component *component;
-	int i, ret;
+	int ret = 0;
+	int i;
 
 	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->open)
-			continue;
-
-		ret = component->driver->compr_ops->open(cstream);
-		if (ret < 0) {
-			dev_err(component->dev,
-				"Compress ASoC: can't open platform %s: %d\n",
-				component->name, ret);
+		ret = snd_soc_component_module_get_when_open(component, cstream);
+		if (ret < 0)
+			break;
 
-			*last = component;
-			return ret;
-		}
+		ret = snd_soc_component_compr_open(component, cstream);
+		if (ret < 0)
+			break;
 	}
 
-	*last = NULL;
-	return 0;
+	return ret;
 }
 
-static int soc_compr_components_free(struct snd_compr_stream *cstream,
-				     struct snd_soc_component *last)
+static void snd_soc_compr_components_free(struct snd_compr_stream *cstream,
+					  int rollback)
 {
 	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
 	struct snd_soc_component *component;
 	int i;
 
 	for_each_rtd_components(rtd, i, component) {
-		if (component == last)
-			break;
-
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->free)
-			continue;
-
-		component->driver->compr_ops->free(cstream);
+		snd_soc_component_compr_free(component, cstream, rollback);
+		snd_soc_component_module_put_when_close(component, cstream, rollback);
 	}
-
-	return 0;
 }
 
-static int soc_compr_open(struct snd_compr_stream *cstream)
+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, *save = NULL;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret, i;
-
-	for_each_rtd_components(rtd, i, component) {
-		ret = pm_runtime_get_sync(component->dev);
-		if (ret < 0 && ret != -EACCES) {
-			pm_runtime_put_noidle(component->dev);
-			save = component;
-			goto pm_err;
-		}
-	}
+	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 */
 
 	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->startup) {
-		ret = cpu_dai->driver->cops->startup(cstream, cpu_dai);
-		if (ret < 0) {
-			dev_err(cpu_dai->dev,
-				"Compress ASoC: can't open interface %s: %d\n",
-				cpu_dai->name, ret);
-			goto out;
-		}
-	}
+	if (!rollback)
+		snd_soc_runtime_deactivate(rtd, stream);
 
-	ret = soc_compr_components_open(cstream, &component);
-	if (ret < 0)
-		goto machine_err;
+	snd_soc_dai_digital_mute(codec_dai, 1, stream);
 
-	if (rtd->dai_link->compr_ops && rtd->dai_link->compr_ops->startup) {
-		ret = rtd->dai_link->compr_ops->startup(cstream);
-		if (ret < 0) {
-			dev_err(rtd->dev,
-				"Compress ASoC: %s startup failed: %d\n",
-				rtd->dai_link->name, ret);
-			goto machine_err;
-		}
-	}
+	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, rollback);
 
-	snd_soc_runtime_activate(rtd, cstream->direction);
+	snd_soc_compr_components_free(cstream, rollback);
+
+	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;
+}
 
-machine_err:
-	soc_compr_components_free(cstream, component);
+static int soc_compr_free(struct snd_compr_stream *cstream)
+{
+	return soc_compr_clean(cstream, 0);
+}
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
-		cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
-out:
+static int soc_compr_open(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;
+
+	ret = snd_soc_pcm_component_pm_runtime_get(rtd, cstream);
+	if (ret < 0)
+		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 err;
+
+	ret = snd_soc_compr_components_open(cstream);
+	if (ret < 0)
+		goto err;
+
+	ret = snd_soc_link_compr_startup(cstream);
+	if (ret < 0)
+		goto err;
+
+	snd_soc_runtime_activate(rtd, stream);
+err:
 	mutex_unlock(&rtd->card->pcm_mutex);
-pm_err:
-	for_each_rtd_components(rtd, i, component) {
-		if (component == save)
-			break;
-		pm_runtime_mark_last_busy(component->dev);
-		pm_runtime_put_autosuspend(component->dev);
-	}
+err_no_lock:
+	if (ret < 0)
+		soc_compr_clean(cstream, 1);
 
 	return ret;
 }
@@ -140,27 +136,19 @@ 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 = fe->cpu_dai;
+	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;
 
 	ret = dpcm_path_get(fe, stream, &list);
 	if (ret < 0)
 		goto be_err;
-	else if (ret == 0)
-		dev_dbg(fe->dev, "Compress ASoC: %s no valid %s route\n",
-			fe->dai_link->name, stream ? "capture" : "playback");
+
 	/* calculate valid and active FE <-> BE dpcms */
 	dpcm_process_paths(fe, stream, &list, 1);
 	fe->dpcm[stream].runtime = fe_substream->runtime;
@@ -178,28 +166,17 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
 		goto out;
 	}
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->startup) {
-		ret = cpu_dai->driver->cops->startup(cstream, cpu_dai);
-		if (ret < 0) {
-			dev_err(cpu_dai->dev,
-				"Compress ASoC: can't open interface %s: %d\n",
-				cpu_dai->name, ret);
-			goto out;
-		}
-	}
+	ret = snd_soc_dai_compr_startup(cpu_dai, cstream);
+	if (ret < 0)
+		goto out;
 
-	ret = soc_compr_components_open(cstream, &component);
+	ret = snd_soc_compr_components_open(cstream);
 	if (ret < 0)
 		goto open_err;
 
-	if (fe->dai_link->compr_ops && fe->dai_link->compr_ops->startup) {
-		ret = fe->dai_link->compr_ops->startup(cstream);
-		if (ret < 0) {
-			pr_err("Compress ASoC: %s startup failed: %d\n",
-			       fe->dai_link->name, ret);
-			goto machine_err;
-		}
-	}
+	ret = snd_soc_link_compr_startup(cstream);
+	if (ret < 0)
+		goto machine_err;
 
 	dpcm_clear_pending_state(fe, stream);
 	dpcm_path_put(&list);
@@ -207,17 +184,18 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
 	fe->dpcm[stream].state = SND_SOC_DPCM_STATE_OPEN;
 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_NO;
 
+	mutex_lock_nested(&fe->card->pcm_mutex, fe->card->pcm_subclass);
 	snd_soc_runtime_activate(fe, stream);
+	mutex_unlock(&fe->card->pcm_mutex);
 
 	mutex_unlock(&fe->card->mutex);
 
 	return 0;
 
 machine_err:
-	soc_compr_components_free(cstream, component);
+	snd_soc_compr_components_free(cstream, 1);
 open_err:
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
-		cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
+	snd_soc_dai_compr_shutdown(cpu_dai, cstream, 1);
 out:
 	dpcm_path_put(&list);
 be_err:
@@ -226,74 +204,24 @@ 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_component *component;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
-	int stream, i;
-
-	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 (!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);
-
-	soc_compr_components_free(cstream, NULL);
-
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
-		cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
-
-	snd_soc_dapm_stream_stop(rtd, stream);
-
-	mutex_unlock(&rtd->card->pcm_mutex);
-
-	for_each_rtd_components(rtd, i, component) {
-		pm_runtime_mark_last_busy(component->dev);
-		pm_runtime_put_autosuspend(component->dev);
-	}
-
-	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 = fe->cpu_dai;
+	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 */
 
 	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;
-
+	mutex_lock_nested(&fe->card->pcm_mutex, fe->card->pcm_subclass);
 	snd_soc_runtime_deactivate(fe, stream);
+	mutex_unlock(&fe->card->pcm_mutex);
 
 	fe->dpcm[stream].runtime_update = SND_SOC_DPCM_UPDATE_FE;
 
-	ret = dpcm_be_dai_hw_free(fe, stream);
-	if (ret < 0)
-		dev_err(fe->dev, "Compressed ASoC: hw_free failed: %d\n", ret);
+	dpcm_be_dai_hw_free(fe, stream);
 
-	ret = dpcm_be_dai_shutdown(fe, stream);
+	dpcm_be_dai_shutdown(fe, stream);
 
 	/* mark FE's links ready to prune */
 	for_each_dpcm_be(fe, stream, dpcm)
@@ -308,60 +236,40 @@ static int soc_compr_free_fe(struct snd_compr_stream *cstream)
 
 	fe->dpcm[stream].runtime = NULL;
 
-	if (fe->dai_link->compr_ops && fe->dai_link->compr_ops->shutdown)
-		fe->dai_link->compr_ops->shutdown(cstream);
+	snd_soc_link_compr_shutdown(cstream, 0);
 
-	soc_compr_components_free(cstream, NULL);
+	snd_soc_compr_components_free(cstream, 0);
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
-		cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
+	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->compr_ops ||
-		    !component->driver->compr_ops->trigger)
-			continue;
-
-		ret = component->driver->compr_ops->trigger(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 = rtd->codec_dai;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+	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;
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->trigger)
-		cpu_dai->driver->cops->trigger(cstream, cmd, cpu_dai);
+	ret = snd_soc_dai_compr_trigger(cpu_dai, cstream, cmd);
+	if (ret < 0)
+		goto out;
 
 	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;
 	}
 
@@ -373,27 +281,21 @@ out:
 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 = fe->cpu_dai;
-	int ret, stream;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0);
+	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);
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->trigger) {
-		ret = cpu_dai->driver->cops->trigger(cstream, cmd, cpu_dai);
-		if (ret < 0)
-			goto out;
-	}
+	ret = snd_soc_dai_compr_trigger(cpu_dai, cstream, 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;
 
@@ -422,31 +324,12 @@ 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->compr_ops ||
-		    !component->driver->compr_ops->set_params)
-			continue;
-
-		ret = component->driver->compr_ops->set_params(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 = rtd->cpu_dai;
+	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);
@@ -458,28 +341,19 @@ static int soc_compr_set_params(struct snd_compr_stream *cstream,
 	 * that these callbacks will configure everything for this compress
 	 * path, like configuring a PCM port for a CODEC.
 	 */
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->set_params) {
-		ret = cpu_dai->driver->cops->set_params(cstream, params, cpu_dai);
-		if (ret < 0)
-			goto err;
-	}
+	ret = snd_soc_dai_compr_set_params(cpu_dai, cstream, params);
+	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;
 
-	if (rtd->dai_link->compr_ops && rtd->dai_link->compr_ops->set_params) {
-		ret = rtd->dai_link->compr_ops->set_params(cstream);
-		if (ret < 0)
-			goto err;
-	}
+	ret = snd_soc_link_compr_set_params(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;
@@ -500,13 +374,9 @@ static int soc_compr_set_params_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_dai *cpu_dai = fe->cpu_dai;
-	int ret, stream;
-
-	if (cstream->direction == SND_COMPRESS_PLAYBACK)
-		stream = SNDRV_PCM_STREAM_PLAYBACK;
-	else
-		stream = SNDRV_PCM_STREAM_CAPTURE;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(fe, 0);
+	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);
 
@@ -528,21 +398,17 @@ static int soc_compr_set_params_fe(struct snd_compr_stream *cstream,
 	if (ret < 0)
 		goto out;
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->set_params) {
-		ret = cpu_dai->driver->cops->set_params(cstream, params, cpu_dai);
-		if (ret < 0)
-			goto out;
-	}
+	ret = snd_soc_dai_compr_set_params(cpu_dai, cstream, params);
+	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;
 
-	if (fe->dai_link->compr_ops && fe->dai_link->compr_ops->set_params) {
-		ret = fe->dai_link->compr_ops->set_params(cstream);
-		if (ret < 0)
-			goto out;
-	}
+	ret = snd_soc_link_compr_set_params(cstream);
+	if (ret < 0)
+		goto out;
 
 	dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_START);
 	fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PREPARE;
@@ -557,102 +423,34 @@ 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 = rtd->cpu_dai;
-	int i, ret = 0;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	int ret = 0;
 
 	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->get_params) {
-		ret = cpu_dai->driver->cops->get_params(cstream, params, cpu_dai);
-		if (ret < 0)
-			goto err;
-	}
-
-	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->get_params)
-			continue;
-
-		ret = component->driver->compr_ops->get_params(cstream, params);
-		break;
-	}
+	ret = snd_soc_dai_compr_get_params(cpu_dai, cstream, params);
+	if (ret < 0)
+		goto err;
 
+	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->compr_ops ||
-		    !component->driver->compr_ops->get_caps)
-			continue;
-
-		ret = component->driver->compr_ops->get_caps(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->compr_ops ||
-		    !component->driver->compr_ops->get_codec_caps)
-			continue;
-
-		ret = component->driver->compr_ops->get_codec_caps(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 = rtd->cpu_dai;
-	int i, ret = 0;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	int ret;
 
 	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->ack) {
-		ret = cpu_dai->driver->cops->ack(cstream, bytes, cpu_dai);
-		if (ret < 0)
-			goto err;
-	}
-
-	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->ack)
-			continue;
-
-		ret = component->driver->compr_ops->ack(cstream, bytes);
-		if (ret < 0)
-			goto err;
-	}
+	ret = snd_soc_dai_compr_ack(cpu_dai, cstream, bytes);
+	if (ret < 0)
+		goto err;
 
+	ret = snd_soc_component_compr_ack(cstream, bytes);
 err:
 	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
@@ -662,46 +460,17 @@ 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;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-
-	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
-
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->pointer)
-		cpu_dai->driver->cops->pointer(cstream, tstamp, cpu_dai);
-
-	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->pointer)
-			continue;
-
-		ret = component->driver->compr_ops->pointer(cstream, tstamp);
-		break;
-	}
-
-	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;
+	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);
 
-	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->copy)
-			continue;
-
-		ret = component->driver->compr_ops->copy(cstream, buf, count);
-		break;
-	}
+	ret = snd_soc_dai_compr_pointer(cpu_dai, cstream, tstamp);
+	if (ret < 0)
+		goto out;
 
+	ret = snd_soc_component_compr_pointer(cstream, tstamp);
+out:
 	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
@@ -710,54 +479,28 @@ 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 = rtd->cpu_dai;
-	int i, ret;
-
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->set_metadata) {
-		ret = cpu_dai->driver->cops->set_metadata(cstream, metadata, cpu_dai);
-		if (ret < 0)
-			return ret;
-	}
-
-	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->set_metadata)
-			continue;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	int ret;
 
-		ret = component->driver->compr_ops->set_metadata(cstream,
-								 metadata);
-		if (ret < 0)
-			return ret;
-	}
+	ret = snd_soc_dai_compr_set_metadata(cpu_dai, 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 = rtd->cpu_dai;
-	int i, ret;
-
-	if (cpu_dai->driver->cops && cpu_dai->driver->cops->get_metadata) {
-		ret = cpu_dai->driver->cops->get_metadata(cstream, metadata, cpu_dai);
-		if (ret < 0)
-			return ret;
-	}
-
-	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->get_metadata)
-			continue;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	int ret;
 
-		return component->driver->compr_ops->get_metadata(cstream,
-								  metadata);
-	}
+	ret = snd_soc_dai_compr_get_metadata(cpu_dai, cstream, metadata);
+	if (ret < 0)
+		return ret;
 
-	return 0;
+	return snd_soc_component_compr_get_metadata(cstream, metadata);
 }
 
 /* ASoC Compress operations */
@@ -771,8 +514,8 @@ 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 */
@@ -786,8 +529,8 @@ 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,
 };
 
 /**
@@ -801,8 +544,8 @@ static struct snd_compr_ops soc_compr_dyn_ops = {
 int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
 {
 	struct snd_soc_component *component;
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
 	struct snd_compr *compr;
 	struct snd_pcm *be_pcm;
 	char new_name[64];
@@ -810,9 +553,22 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
 	int playback = 0, capture = 0;
 	int i;
 
-	if (rtd->num_codecs > 1) {
+	/*
+	 * 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->dai_link->num_cpus > 1 ||
+	    rtd->dai_link->num_codecs > 1) {
 		dev_err(rtd->card->dev,
-			"Compress ASoC: Multicodec not supported\n");
+			"Compress ASoC: Multi CPU/Codec not supported\n");
+		return -EINVAL;
+	}
+
+	if (!codec_dai) {
+		dev_err(rtd->card->dev, "Missing codec\n");
 		return -EINVAL;
 	}
 
@@ -878,19 +634,18 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
 	}
 
 	for_each_rtd_components(rtd, i, component) {
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->copy)
+		if (!component->driver->compress_ops ||
+		    !component->driver->compress_ops->copy)
 			continue;
 
-		compr->ops->copy = soc_compr_copy;
+		compr->ops->copy = snd_soc_component_compr_copy;
 		break;
 	}
 
-	mutex_init(&compr->lock);
 	ret = snd_compress_new(rtd->card->snd_card, num, direction,
 				new_name, compr);
 	if (ret < 0) {
-		component = rtd->codec_dai->component;
+		component = asoc_rtd_to_codec(rtd, 0)->component;
 		dev_err(component->dev,
 			"Compress ASoC: can't create compress for codec %s: %d\n",
 			component->name, ret);
@@ -903,8 +658,8 @@ int snd_soc_new_compress(struct snd_soc_pcm_runtime *rtd, int num)
 	rtd->compr = compr;
 	compr->private_data = rtd;
 
-	dev_info(rtd->card->dev, "Compress ASoC: %s <-> %s mapping ok\n",
-		 codec_dai->name, cpu_dai->name);
+	dev_dbg(rtd->card->dev, "Compress ASoC: %s <-> %s mapping ok\n",
+		codec_dai->name, cpu_dai->name);
 
 	return 0;
 }