1 files changed, 370 insertions, 116 deletions

diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c
index 8f3cad8db89a..b05e18b63a1c 100644
--- a/sound/soc/soc-dai.c
+++ b/sound/soc/soc-dai.c
@@ -8,6 +8,29 @@
 
 #include <sound/soc.h>
 #include <sound/soc-dai.h>
+#include <sound/soc-link.h>
+
+#define soc_dai_ret(dai, ret) _soc_dai_ret(dai, __func__, ret)
+static inline int _soc_dai_ret(struct snd_soc_dai *dai,
+			       const char *func, int ret)
+{
+	/* Positive, Zero values are not errors */
+	if (ret >= 0)
+		return ret;
+
+	/* Negative values might be errors */
+	switch (ret) {
+	case -EPROBE_DEFER:
+	case -ENOTSUPP:
+		break;
+	default:
+		dev_err(dai->dev,
+			"ASoC: error at %s on %s: %d\n",
+			func, dai->name, ret);
+	}
+
+	return ret;
+}
 
 /**
  * snd_soc_dai_set_sysclk - configure DAI system or master clock.
@@ -21,11 +44,16 @@
 int snd_soc_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id,
 			   unsigned int freq, int dir)
 {
-	if (dai->driver->ops->set_sysclk)
-		return dai->driver->ops->set_sysclk(dai, clk_id, freq, dir);
+	int ret;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_sysclk)
+		ret = dai->driver->ops->set_sysclk(dai, clk_id, freq, dir);
+	else
+		ret = snd_soc_component_set_sysclk(dai->component, clk_id, 0,
+						   freq, dir);
 
-	return snd_soc_component_set_sysclk(dai->component, clk_id, 0,
-					    freq, dir);
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_sysclk);
 
@@ -42,10 +70,13 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_sysclk);
 int snd_soc_dai_set_clkdiv(struct snd_soc_dai *dai,
 			   int div_id, int div)
 {
-	if (dai->driver->ops->set_clkdiv)
-		return dai->driver->ops->set_clkdiv(dai, div_id, div);
-	else
-		return -EINVAL;
+	int ret = -EINVAL;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_clkdiv)
+		ret = dai->driver->ops->set_clkdiv(dai, div_id, div);
+
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_clkdiv);
 
@@ -62,12 +93,17 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_clkdiv);
 int snd_soc_dai_set_pll(struct snd_soc_dai *dai, int pll_id, int source,
 			unsigned int freq_in, unsigned int freq_out)
 {
-	if (dai->driver->ops->set_pll)
-		return dai->driver->ops->set_pll(dai, pll_id, source,
-						 freq_in, freq_out);
+	int ret;
 
-	return snd_soc_component_set_pll(dai->component, pll_id, source,
-					 freq_in, freq_out);
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_pll)
+		ret = dai->driver->ops->set_pll(dai, pll_id, source,
+						freq_in, freq_out);
+	else
+		ret = snd_soc_component_set_pll(dai->component, pll_id, source,
+						freq_in, freq_out);
+
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_pll);
 
@@ -80,10 +116,13 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_pll);
  */
 int snd_soc_dai_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio)
 {
-	if (dai->driver->ops->set_bclk_ratio)
-		return dai->driver->ops->set_bclk_ratio(dai, ratio);
-	else
-		return -EINVAL;
+	int ret = -EINVAL;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_bclk_ratio)
+		ret = dai->driver->ops->set_bclk_ratio(dai, ratio);
+
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_bclk_ratio);
 
@@ -96,9 +135,13 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_bclk_ratio);
  */
 int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 {
-	if (dai->driver->ops->set_fmt == NULL)
-		return -ENOTSUPP;
-	return dai->driver->ops->set_fmt(dai, fmt);
+	int ret = -ENOTSUPP;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_fmt)
+		ret = dai->driver->ops->set_fmt(dai, fmt);
+
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_fmt);
 
@@ -153,7 +196,10 @@ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
 			     unsigned int tx_mask, unsigned int rx_mask,
 			     int slots, int slot_width)
 {
-	if (dai->driver->ops->xlate_tdm_slot_mask)
+	int ret = -ENOTSUPP;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->xlate_tdm_slot_mask)
 		dai->driver->ops->xlate_tdm_slot_mask(slots,
 						      &tx_mask, &rx_mask);
 	else
@@ -162,11 +208,11 @@ int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
 	dai->tx_mask = tx_mask;
 	dai->rx_mask = rx_mask;
 
-	if (dai->driver->ops->set_tdm_slot)
-		return dai->driver->ops->set_tdm_slot(dai, tx_mask, rx_mask,
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_tdm_slot)
+		ret = dai->driver->ops->set_tdm_slot(dai, tx_mask, rx_mask,
 						      slots, slot_width);
-	else
-		return -ENOTSUPP;
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_tdm_slot);
 
@@ -186,11 +232,13 @@ int snd_soc_dai_set_channel_map(struct snd_soc_dai *dai,
 				unsigned int tx_num, unsigned int *tx_slot,
 				unsigned int rx_num, unsigned int *rx_slot)
 {
-	if (dai->driver->ops->set_channel_map)
-		return dai->driver->ops->set_channel_map(dai, tx_num, tx_slot,
-							 rx_num, rx_slot);
-	else
-		return -ENOTSUPP;
+	int ret = -ENOTSUPP;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_channel_map)
+		ret = dai->driver->ops->set_channel_map(dai, tx_num, tx_slot,
+							rx_num, rx_slot);
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_channel_map);
 
@@ -208,11 +256,13 @@ int snd_soc_dai_get_channel_map(struct snd_soc_dai *dai,
 				unsigned int *tx_num, unsigned int *tx_slot,
 				unsigned int *rx_num, unsigned int *rx_slot)
 {
-	if (dai->driver->ops->get_channel_map)
-		return dai->driver->ops->get_channel_map(dai, tx_num, tx_slot,
-							 rx_num, rx_slot);
-	else
-		return -ENOTSUPP;
+	int ret = -ENOTSUPP;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->get_channel_map)
+		ret = dai->driver->ops->get_channel_map(dai, tx_num, tx_slot,
+							rx_num, rx_slot);
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_get_channel_map);
 
@@ -225,10 +275,13 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_get_channel_map);
  */
 int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate)
 {
-	if (dai->driver->ops->set_tristate)
-		return dai->driver->ops->set_tristate(dai, tristate);
-	else
-		return -EINVAL;
+	int ret = -EINVAL;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->set_tristate)
+		ret = dai->driver->ops->set_tristate(dai, tristate);
+
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_set_tristate);
 
@@ -243,13 +296,17 @@ EXPORT_SYMBOL_GPL(snd_soc_dai_set_tristate);
 int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute,
 			     int direction)
 {
-	if (dai->driver->ops->mute_stream)
-		return dai->driver->ops->mute_stream(dai, mute, direction);
+	int ret = -ENOTSUPP;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->mute_stream)
+		ret = dai->driver->ops->mute_stream(dai, mute, direction);
 	else if (direction == SNDRV_PCM_STREAM_PLAYBACK &&
+		 dai->driver->ops &&
 		 dai->driver->ops->digital_mute)
-		return dai->driver->ops->digital_mute(dai, mute);
-	else
-		return -ENOTSUPP;
+		ret = dai->driver->ops->digital_mute(dai, mute);
+
+	return soc_dai_ret(dai, ret);
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_digital_mute);
 
@@ -258,35 +315,25 @@ int snd_soc_dai_hw_params(struct snd_soc_dai *dai,
 			  struct snd_pcm_hw_params *params)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	int ret;
+	int ret = 0;
 
 	/* perform any topology hw_params fixups before DAI  */
-	if (rtd->dai_link->be_hw_params_fixup) {
-		ret = rtd->dai_link->be_hw_params_fixup(rtd, params);
-		if (ret < 0) {
-			dev_err(rtd->dev,
-				"ASoC: hw_params topology fixup failed %d\n",
-				ret);
-			return ret;
-		}
-	}
+	ret = snd_soc_link_be_hw_params_fixup(rtd, params);
+	if (ret < 0)
+		goto end;
 
-	if (dai->driver->ops->hw_params) {
+	if (dai->driver->ops &&
+	    dai->driver->ops->hw_params)
 		ret = dai->driver->ops->hw_params(substream, params, dai);
-		if (ret < 0) {
-			dev_err(dai->dev, "ASoC: can't set %s hw params: %d\n",
-				dai->name, ret);
-			return ret;
-		}
-	}
-
-	return 0;
+end:
+	return soc_dai_ret(dai, ret);
 }
 
 void snd_soc_dai_hw_free(struct snd_soc_dai *dai,
 			 struct snd_pcm_substream *substream)
 {
-	if (dai->driver->ops->hw_free)
+	if (dai->driver->ops &&
+	    dai->driver->ops->hw_free)
 		dai->driver->ops->hw_free(substream, dai);
 }
 
@@ -295,103 +342,310 @@ int snd_soc_dai_startup(struct snd_soc_dai *dai,
 {
 	int ret = 0;
 
-	if (!dai->started[substream->stream] &&
+	if (dai->driver->ops &&
 	    dai->driver->ops->startup)
 		ret = dai->driver->ops->startup(substream, dai);
 
-	if (ret == 0)
-		dai->started[substream->stream] = 1;
-
-	return ret;
+	return soc_dai_ret(dai, ret);
 }
 
 void snd_soc_dai_shutdown(struct snd_soc_dai *dai,
 			 struct snd_pcm_substream *substream)
 {
-	if (dai->started[substream->stream] &&
+	if (dai->driver->ops &&
 	    dai->driver->ops->shutdown)
 		dai->driver->ops->shutdown(substream, dai);
+}
 
-	dai->started[substream->stream] = 0;
+snd_pcm_sframes_t snd_soc_dai_delay(struct snd_soc_dai *dai,
+				    struct snd_pcm_substream *substream)
+{
+	int delay = 0;
+
+	if (dai->driver->ops &&
+	    dai->driver->ops->delay)
+		delay = dai->driver->ops->delay(substream, dai);
+
+	return delay;
 }
 
-int snd_soc_dai_prepare(struct snd_soc_dai *dai,
-			struct snd_pcm_substream *substream)
+int snd_soc_dai_compress_new(struct snd_soc_dai *dai,
+			     struct snd_soc_pcm_runtime *rtd, int num)
 {
-	int ret = 0;
+	int ret = -ENOTSUPP;
+	if (dai->driver->compress_new)
+		ret = dai->driver->compress_new(rtd, num);
+	return soc_dai_ret(dai, ret);
+}
+
+/*
+ * snd_soc_dai_stream_valid() - check if a DAI supports the given stream
+ *
+ * Returns true if the DAI supports the indicated stream type.
+ */
+bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int dir)
+{
+	struct snd_soc_pcm_stream *stream = snd_soc_dai_get_pcm_stream(dai, dir);
 
-	if (dai->driver->ops->prepare)
-		ret = dai->driver->ops->prepare(substream, dai);
+	/* If the codec specifies any channels at all, it supports the stream */
+	return stream->channels_min;
+}
 
-	return ret;
+void snd_soc_dai_action(struct snd_soc_dai *dai,
+			int stream, int action)
+{
+	/* see snd_soc_dai_stream_active() */
+	dai->stream_active[stream]	+= action;
+
+	/* see snd_soc_component_active() */
+	dai->component->active		+= action;
 }
+EXPORT_SYMBOL_GPL(snd_soc_dai_action);
 
-int snd_soc_dai_trigger(struct snd_soc_dai *dai,
-			struct snd_pcm_substream *substream,
-			int cmd)
+int snd_soc_dai_active(struct snd_soc_dai *dai)
 {
-	int ret = 0;
+	int stream, active;
 
-	if (dai->driver->ops->trigger)
-		ret = dai->driver->ops->trigger(substream, cmd, dai);
+	active = 0;
+	for_each_pcm_streams(stream)
+		active += dai->stream_active[stream];
 
-	return ret;
+	return active;
 }
+EXPORT_SYMBOL_GPL(snd_soc_dai_active);
 
-int snd_soc_dai_bespoke_trigger(struct snd_soc_dai *dai,
-				struct snd_pcm_substream *substream,
-				int cmd)
+int snd_soc_pcm_dai_probe(struct snd_soc_pcm_runtime *rtd, int order)
 {
-	int ret = 0;
+	struct snd_soc_dai *dai;
+	int i;
+
+	for_each_rtd_dais(rtd, i, dai) {
+		if (dai->driver->probe_order != order)
+			continue;
+
+		if (dai->driver->probe) {
+			int ret = dai->driver->probe(dai);
+
+			if (ret < 0)
+				return soc_dai_ret(dai, ret);
+		}
+
+		dai->probed = 1;
+	}
+
+	return 0;
+}
+
+int snd_soc_pcm_dai_remove(struct snd_soc_pcm_runtime *rtd, int order)
+{
+	struct snd_soc_dai *dai;
+	int i, r, ret = 0;
+
+	for_each_rtd_dais(rtd, i, dai) {
+		if (dai->driver->remove_order != order)
+			continue;
+
+		if (dai->probed &&
+		    dai->driver->remove) {
+			r = dai->driver->remove(dai);
+			if (r < 0)
+				ret = r; /* use last error */
+		}
 
-	if (dai->driver->ops->bespoke_trigger)
-		ret = dai->driver->ops->bespoke_trigger(substream, cmd, dai);
+		dai->probed = 0;
+	}
 
 	return ret;
 }
 
-snd_pcm_sframes_t snd_soc_dai_delay(struct snd_soc_dai *dai,
-				    struct snd_pcm_substream *substream)
+int snd_soc_pcm_dai_new(struct snd_soc_pcm_runtime *rtd)
 {
-	int delay = 0;
+	struct snd_soc_dai *dai;
+	int i, ret = 0;
+
+	for_each_rtd_dais(rtd, i, dai) {
+		if (dai->driver->pcm_new) {
+			ret = dai->driver->pcm_new(rtd, dai);
+			if (ret < 0)
+				return soc_dai_ret(dai, ret);
+		}
+	}
 
-	if (dai->driver->ops->delay)
-		delay = dai->driver->ops->delay(substream, dai);
+	return 0;
+}
 
-	return delay;
+int snd_soc_pcm_dai_prepare(struct snd_pcm_substream *substream)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *dai;
+	int i, ret;
+
+	for_each_rtd_dais(rtd, i, dai) {
+		if (dai->driver->ops &&
+		    dai->driver->ops->prepare) {
+			ret = dai->driver->ops->prepare(substream, dai);
+			if (ret < 0)
+				return soc_dai_ret(dai, ret);
+		}
+	}
+
+	return 0;
 }
 
-int snd_soc_dai_probe(struct snd_soc_dai *dai)
+int snd_soc_pcm_dai_trigger(struct snd_pcm_substream *substream,
+			    int cmd)
 {
-	if (dai->driver->probe)
-		return dai->driver->probe(dai);
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *dai;
+	int i, ret;
+
+	for_each_rtd_dais(rtd, i, dai) {
+		if (dai->driver->ops &&
+		    dai->driver->ops->trigger) {
+			ret = dai->driver->ops->trigger(substream, cmd, dai);
+			if (ret < 0)
+				return soc_dai_ret(dai, ret);
+		}
+	}
+
 	return 0;
 }
 
-int snd_soc_dai_remove(struct snd_soc_dai *dai)
+int snd_soc_pcm_dai_bespoke_trigger(struct snd_pcm_substream *substream,
+				    int cmd)
 {
-	if (dai->driver->remove)
-		return dai->driver->remove(dai);
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_dai *dai;
+	int i, ret;
+
+	for_each_rtd_dais(rtd, i, dai) {
+		if (dai->driver->ops &&
+		    dai->driver->ops->bespoke_trigger) {
+			ret = dai->driver->ops->bespoke_trigger(substream,
+								cmd, dai);
+			if (ret < 0)
+				return soc_dai_ret(dai, ret);
+		}
+	}
+
 	return 0;
 }
 
-int snd_soc_dai_compress_new(struct snd_soc_dai *dai,
-			     struct snd_soc_pcm_runtime *rtd, int num)
+int snd_soc_dai_compr_startup(struct snd_soc_dai *dai,
+			      struct snd_compr_stream *cstream)
 {
-	if (dai->driver->compress_new)
-		return dai->driver->compress_new(rtd, num);
-	return -ENOTSUPP;
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->startup)
+		ret = dai->driver->cops->startup(cstream, dai);
+
+	return soc_dai_ret(dai, ret);
 }
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_startup);
 
-/*
- * snd_soc_dai_stream_valid() - check if a DAI supports the given stream
- *
- * Returns true if the DAI supports the indicated stream type.
- */
-bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int dir)
+void snd_soc_dai_compr_shutdown(struct snd_soc_dai *dai,
+				struct snd_compr_stream *cstream)
 {
-	struct snd_soc_pcm_stream *stream = snd_soc_dai_get_pcm_stream(dai, dir);
+	if (dai->driver->cops &&
+	    dai->driver->cops->shutdown)
+		dai->driver->cops->shutdown(cstream, dai);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_shutdown);
 
-	/* If the codec specifies any channels at all, it supports the stream */
-	return stream->channels_min;
+int snd_soc_dai_compr_trigger(struct snd_soc_dai *dai,
+			      struct snd_compr_stream *cstream, int cmd)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->trigger)
+		ret = dai->driver->cops->trigger(cstream, cmd, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_trigger);
+
+int snd_soc_dai_compr_set_params(struct snd_soc_dai *dai,
+				 struct snd_compr_stream *cstream,
+				 struct snd_compr_params *params)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->set_params)
+		ret = dai->driver->cops->set_params(cstream, params, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_params);
+
+int snd_soc_dai_compr_get_params(struct snd_soc_dai *dai,
+				 struct snd_compr_stream *cstream,
+				 struct snd_codec *params)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->get_params)
+		ret = dai->driver->cops->get_params(cstream, params, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_params);
+
+int snd_soc_dai_compr_ack(struct snd_soc_dai *dai,
+			  struct snd_compr_stream *cstream,
+			  size_t bytes)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->ack)
+		ret = dai->driver->cops->ack(cstream, bytes, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_ack);
+
+int snd_soc_dai_compr_pointer(struct snd_soc_dai *dai,
+			      struct snd_compr_stream *cstream,
+			      struct snd_compr_tstamp *tstamp)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->pointer)
+		ret = dai->driver->cops->pointer(cstream, tstamp, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_pointer);
+
+int snd_soc_dai_compr_set_metadata(struct snd_soc_dai *dai,
+				   struct snd_compr_stream *cstream,
+				   struct snd_compr_metadata *metadata)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->set_metadata)
+		ret = dai->driver->cops->set_metadata(cstream, metadata, dai);
+
+	return soc_dai_ret(dai, ret);
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_metadata);
+
+int snd_soc_dai_compr_get_metadata(struct snd_soc_dai *dai,
+				   struct snd_compr_stream *cstream,
+				   struct snd_compr_metadata *metadata)
+{
+	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->get_metadata)
+		ret = dai->driver->cops->get_metadata(cstream, metadata, dai);
+
+	return soc_dai_ret(dai, ret);
 }
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_metadata);