Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c
index 409d082..9e54d8a 100644
--- a/sound/soc/soc-compress.c
+++ b/sound/soc/soc-compress.c
@@ -80,7 +80,7 @@
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
 	int ret;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	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);
@@ -108,7 +108,7 @@
 
 	snd_soc_runtime_activate(rtd, cstream->direction);
 
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 
 	return 0;
 
@@ -118,7 +118,7 @@
 	if (cpu_dai->driver->cops && cpu_dai->driver->cops->shutdown)
 		cpu_dai->driver->cops->shutdown(cstream, cpu_dai);
 out:
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -157,7 +157,7 @@
 	ret = dpcm_be_dai_startup(fe, stream);
 	if (ret < 0) {
 		/* clean up all links */
-		list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be)
+		for_each_dpcm_be(fe, stream, dpcm)
 			dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE;
 
 		dpcm_be_disconnect(fe, stream);
@@ -224,7 +224,7 @@
 			container_of(work, struct snd_soc_pcm_runtime, delayed_work.work);
 	struct snd_soc_dai *codec_dai = rtd->codec_dai;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
 	dev_dbg(rtd->dev,
 		"Compress ASoC: pop wq checking: %s status: %s waiting: %s\n",
@@ -239,7 +239,7 @@
 					  SND_SOC_DAPM_STREAM_STOP);
 	}
 
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 }
 
 static int soc_compr_free(struct snd_compr_stream *cstream)
@@ -249,7 +249,7 @@
 	struct snd_soc_dai *codec_dai = rtd->codec_dai;
 	int stream;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
 	if (cstream->direction == SND_COMPRESS_PLAYBACK)
 		stream = SNDRV_PCM_STREAM_PLAYBACK;
@@ -292,7 +292,7 @@
 					  SND_SOC_DAPM_STREAM_STOP);
 	}
 
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return 0;
 }
 
@@ -321,7 +321,7 @@
 	ret = dpcm_be_dai_shutdown(fe, stream);
 
 	/* mark FE's links ready to prune */
-	list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be)
+	for_each_dpcm_be(fe, stream, dpcm)
 		dpcm->state = SND_SOC_DPCM_LINK_STATE_FREE;
 
 	dpcm_dapm_stream_event(fe, stream, SND_SOC_DAPM_STREAM_STOP);
@@ -345,17 +345,13 @@
 	return 0;
 }
 
-static int soc_compr_trigger(struct snd_compr_stream *cstream, int cmd)
+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;
 	struct snd_soc_rtdcom_list *rtdcom;
-	struct snd_soc_dai *codec_dai = rtd->codec_dai;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret = 0, __ret;
-
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	int ret;
 
 	for_each_rtdcom(rtd, rtdcom) {
 		component = rtdcom->component;
@@ -364,10 +360,24 @@
 		    !component->driver->compr_ops->trigger)
 			continue;
 
-		__ret = component->driver->compr_ops->trigger(cstream, cmd);
-		if (__ret < 0)
-			ret = __ret;
+		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;
+	int ret;
+
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
+
+	ret = soc_compr_components_trigger(cstream, cmd);
 	if (ret < 0)
 		goto out;
 
@@ -384,34 +394,19 @@
 	}
 
 out:
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
 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_component *component;
-	struct snd_soc_rtdcom_list *rtdcom;
 	struct snd_soc_dai *cpu_dai = fe->cpu_dai;
-	int ret = 0, __ret, stream;
+	int ret, stream;
 
 	if (cmd == SND_COMPR_TRIGGER_PARTIAL_DRAIN ||
-		cmd == SND_COMPR_TRIGGER_DRAIN) {
-
-		for_each_rtdcom(fe, rtdcom) {
-			component = rtdcom->component;
-
-			if (!component->driver->compr_ops ||
-			    !component->driver->compr_ops->trigger)
-				continue;
-
-			__ret = component->driver->compr_ops->trigger(cstream, cmd);
-			if (__ret < 0)
-				ret = __ret;
-		}
-		return ret;
-	}
+	    cmd == SND_COMPR_TRIGGER_DRAIN)
+		return soc_compr_components_trigger(cstream, cmd);
 
 	if (cstream->direction == SND_COMPRESS_PLAYBACK)
 		stream = SNDRV_PCM_STREAM_PLAYBACK;
@@ -426,17 +421,7 @@
 			goto out;
 	}
 
-	for_each_rtdcom(fe, rtdcom) {
-		component = rtdcom->component;
-
-		if (!component->driver->compr_ops ||
-		    !component->driver->compr_ops->trigger)
-			continue;
-
-		__ret = component->driver->compr_ops->trigger(cstream, cmd);
-		if (__ret < 0)
-			ret = __ret;
-	}
+	ret = soc_compr_components_trigger(cstream, cmd);
 	if (ret < 0)
 		goto out;
 
@@ -465,16 +450,37 @@
 	return ret;
 }
 
-static int soc_compr_set_params(struct snd_compr_stream *cstream,
-					struct snd_compr_params *params)
+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;
 	struct snd_soc_rtdcom_list *rtdcom;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret = 0, __ret;
+	int ret;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	for_each_rtdcom(rtd, rtdcom) {
+		component = rtdcom->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;
+	int ret;
+
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
 	/*
 	 * First we call set_params for the CPU DAI, then the component
@@ -489,17 +495,7 @@
 			goto err;
 	}
 
-	for_each_rtdcom(rtd, rtdcom) {
-		component = rtdcom->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)
-			ret = __ret;
-	}
+	ret = soc_compr_components_set_params(cstream, params);
 	if (ret < 0)
 		goto err;
 
@@ -518,14 +514,14 @@
 
 	/* cancel any delayed stream shutdown that is pending */
 	rtd->pop_wait = 0;
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 
 	cancel_delayed_work_sync(&rtd->delayed_work);
 
-	return ret;
+	return 0;
 
 err:
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -535,10 +531,8 @@
 	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_rtdcom_list *rtdcom;
 	struct snd_soc_dai *cpu_dai = fe->cpu_dai;
-	int ret = 0, __ret, stream;
+	int ret, stream;
 
 	if (cstream->direction == SND_COMPRESS_PLAYBACK)
 		stream = SNDRV_PCM_STREAM_PLAYBACK;
@@ -571,17 +565,7 @@
 			goto out;
 	}
 
-	for_each_rtdcom(fe, rtdcom) {
-		component = rtdcom->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)
-			ret = __ret;
-	}
+	ret = soc_compr_components_set_params(cstream, params);
 	if (ret < 0)
 		goto out;
 
@@ -607,9 +591,9 @@
 	struct snd_soc_component *component;
 	struct snd_soc_rtdcom_list *rtdcom;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret = 0, __ret;
+	int ret = 0;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	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);
@@ -624,13 +608,12 @@
 		    !component->driver->compr_ops->get_params)
 			continue;
 
-		__ret = component->driver->compr_ops->get_params(cstream, params);
-		if (__ret < 0)
-			ret = __ret;
+		ret = component->driver->compr_ops->get_params(cstream, params);
+		break;
 	}
 
 err:
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -640,9 +623,9 @@
 	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
 	struct snd_soc_component *component;
 	struct snd_soc_rtdcom_list *rtdcom;
-	int ret = 0, __ret;
+	int ret = 0;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
 	for_each_rtdcom(rtd, rtdcom) {
 		component = rtdcom->component;
@@ -651,12 +634,11 @@
 		    !component->driver->compr_ops->get_caps)
 			continue;
 
-		__ret = component->driver->compr_ops->get_caps(cstream, caps);
-		if (__ret < 0)
-			ret = __ret;
+		ret = component->driver->compr_ops->get_caps(cstream, caps);
+		break;
 	}
 
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -666,9 +648,9 @@
 	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
 	struct snd_soc_component *component;
 	struct snd_soc_rtdcom_list *rtdcom;
-	int ret = 0, __ret;
+	int ret = 0;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
 	for_each_rtdcom(rtd, rtdcom) {
 		component = rtdcom->component;
@@ -677,12 +659,12 @@
 		    !component->driver->compr_ops->get_codec_caps)
 			continue;
 
-		__ret = component->driver->compr_ops->get_codec_caps(cstream, codec);
-		if (__ret < 0)
-			ret = __ret;
+		ret = component->driver->compr_ops->get_codec_caps(cstream,
+								   codec);
+		break;
 	}
 
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -692,9 +674,9 @@
 	struct snd_soc_component *component;
 	struct snd_soc_rtdcom_list *rtdcom;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret = 0, __ret;
+	int ret = 0;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	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);
@@ -709,13 +691,13 @@
 		    !component->driver->compr_ops->ack)
 			continue;
 
-		__ret = component->driver->compr_ops->ack(cstream, bytes);
-		if (__ret < 0)
-			ret = __ret;
+		ret = component->driver->compr_ops->ack(cstream, bytes);
+		if (ret < 0)
+			goto err;
 	}
 
 err:
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -725,10 +707,10 @@
 	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
 	struct snd_soc_component *component;
 	struct snd_soc_rtdcom_list *rtdcom;
-	int ret = 0, __ret;
+	int ret = 0;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	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);
@@ -740,12 +722,11 @@
 		    !component->driver->compr_ops->pointer)
 			continue;
 
-		__ret = component->driver->compr_ops->pointer(cstream, tstamp);
-		if (__ret < 0)
-			ret = __ret;
+		ret = component->driver->compr_ops->pointer(cstream, tstamp);
+		break;
 	}
 
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -757,7 +738,7 @@
 	struct snd_soc_rtdcom_list *rtdcom;
 	int ret = 0;
 
-	mutex_lock_nested(&rtd->pcm_mutex, rtd->pcm_subclass);
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
 
 	for_each_rtdcom(rtd, rtdcom) {
 		component = rtdcom->component;
@@ -770,7 +751,7 @@
 		break;
 	}
 
-	mutex_unlock(&rtd->pcm_mutex);
+	mutex_unlock(&rtd->card->pcm_mutex);
 	return ret;
 }
 
@@ -781,7 +762,7 @@
 	struct snd_soc_component *component;
 	struct snd_soc_rtdcom_list *rtdcom;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret = 0, __ret;
+	int ret;
 
 	if (cpu_dai->driver->cops && cpu_dai->driver->cops->set_metadata) {
 		ret = cpu_dai->driver->cops->set_metadata(cstream, metadata, cpu_dai);
@@ -796,12 +777,13 @@
 		    !component->driver->compr_ops->set_metadata)
 			continue;
 
-		__ret = component->driver->compr_ops->set_metadata(cstream, metadata);
-		if (__ret < 0)
-			ret = __ret;
+		ret = component->driver->compr_ops->set_metadata(cstream,
+								 metadata);
+		if (ret < 0)
+			return ret;
 	}
 
-	return ret;
+	return 0;
 }
 
 static int soc_compr_get_metadata(struct snd_compr_stream *cstream,
@@ -811,7 +793,7 @@
 	struct snd_soc_component *component;
 	struct snd_soc_rtdcom_list *rtdcom;
 	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-	int ret = 0, __ret;
+	int ret;
 
 	if (cpu_dai->driver->cops && cpu_dai->driver->cops->get_metadata) {
 		ret = cpu_dai->driver->cops->get_metadata(cstream, metadata, cpu_dai);
@@ -826,12 +808,11 @@
 		    !component->driver->compr_ops->get_metadata)
 			continue;
 
-		__ret = component->driver->compr_ops->get_metadata(cstream, metadata);
-		if (__ret < 0)
-			ret = __ret;
+		return component->driver->compr_ops->get_metadata(cstream,
+								  metadata);
 	}
 
-	return ret;
+	return 0;
 }
 
 /* ASoC Compress operations */
@@ -891,14 +872,13 @@
 	}
 
 	/* check client and interface hw capabilities */
-	if (codec_dai->driver->playback.channels_min)
+	if (snd_soc_dai_stream_valid(codec_dai, SNDRV_PCM_STREAM_PLAYBACK) &&
+	    snd_soc_dai_stream_valid(cpu_dai,   SNDRV_PCM_STREAM_PLAYBACK))
 		playback = 1;
-	if (codec_dai->driver->capture.channels_min)
+	if (snd_soc_dai_stream_valid(codec_dai, SNDRV_PCM_STREAM_CAPTURE) &&
+	    snd_soc_dai_stream_valid(cpu_dai,   SNDRV_PCM_STREAM_CAPTURE))
 		capture = 1;
 
-	capture = capture && cpu_dai->driver->capture.channels_min;
-	playback = playback && cpu_dai->driver->playback.channels_min;
-
 	/*
 	 * Compress devices are unidirectional so only one of the directions
 	 * should be set, check for that (xor)
@@ -915,16 +895,14 @@
 	else
 		direction = SND_COMPRESS_CAPTURE;
 
-	compr = kzalloc(sizeof(*compr), GFP_KERNEL);
+	compr = devm_kzalloc(rtd->card->dev, sizeof(*compr), GFP_KERNEL);
 	if (!compr)
 		return -ENOMEM;
 
 	compr->ops = devm_kzalloc(rtd->card->dev, sizeof(soc_compr_ops),
 				  GFP_KERNEL);
-	if (!compr->ops) {
-		ret = -ENOMEM;
-		goto compr_err;
-	}
+	if (!compr->ops)
+		return -ENOMEM;
 
 	if (rtd->dai_link->dynamic) {
 		snprintf(new_name, sizeof(new_name), "(%s)",
@@ -937,7 +915,7 @@
 			dev_err(rtd->card->dev,
 				"Compress ASoC: can't create compressed for %s: %d\n",
 				rtd->dai_link->name, ret);
-			goto compr_err;
+			return ret;
 		}
 
 		rtd->pcm = be_pcm;
@@ -973,7 +951,7 @@
 		dev_err(component->dev,
 			"Compress ASoC: can't create compress for codec %s: %d\n",
 			component->name, ret);
-		goto compr_err;
+		return ret;
 	}
 
 	/* DAPM dai link stream work */
@@ -984,10 +962,7 @@
 
 	dev_info(rtd->card->dev, "Compress ASoC: %s <-> %s mapping ok\n",
 		 codec_dai->name, cpu_dai->name);
-	return ret;
 
-compr_err:
-	kfree(compr);
-	return ret;
+	return 0;
 }
 EXPORT_SYMBOL_GPL(snd_soc_new_compress);