1 files changed, 36 insertions, 7 deletions

diff --git a/sound/soc/codecs/hdmi-codec.c b/sound/soc/codecs/hdmi-codec.c
index 403d4c6a49a8..d5fcc4db8284 100644
--- a/sound/soc/codecs/hdmi-codec.c
+++ b/sound/soc/codecs/hdmi-codec.c
@@ -282,6 +282,7 @@ struct hdmi_codec_priv {
 
 static const struct snd_soc_dapm_widget hdmi_widgets[] = {
 	SND_SOC_DAPM_OUTPUT("TX"),
+	SND_SOC_DAPM_OUTPUT("RX"),
 };
 
 enum {
@@ -389,6 +390,7 @@ static int hdmi_codec_startup(struct snd_pcm_substream *substream,
 			      struct snd_soc_dai *dai)
 {
 	struct hdmi_codec_priv *hcp = snd_soc_dai_get_drvdata(dai);
+	bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
 	int ret = 0;
 
 	mutex_lock(&hcp->lock);
@@ -404,7 +406,7 @@ static int hdmi_codec_startup(struct snd_pcm_substream *substream,
 			goto err;
 	}
 
-	if (hcp->hcd.ops->get_eld) {
+	if (tx && hcp->hcd.ops->get_eld) {
 		ret = hcp->hcd.ops->get_eld(dai->dev->parent, hcp->hcd.data,
 					    hcp->eld, sizeof(hcp->eld));
 		if (ret)
@@ -660,14 +662,20 @@ static int hdmi_dai_probe(struct snd_soc_dai *dai)
 {
 	struct snd_soc_dapm_context *dapm;
 	struct hdmi_codec_daifmt *daifmt;
-	struct snd_soc_dapm_route route = {
-		.sink = "TX",
-		.source = dai->driver->playback.stream_name,
+	struct snd_soc_dapm_route route[] = {
+		{
+			.sink = "TX",
+			.source = dai->driver->playback.stream_name,
+		},
+		{
+			.sink = dai->driver->capture.stream_name,
+			.source = "RX",
+		},
 	};
 	int ret;
 
 	dapm = snd_soc_component_get_dapm(dai->component);
-	ret = snd_soc_dapm_add_routes(dapm, &route, 1);
+	ret = snd_soc_dapm_add_routes(dapm, route, 2);
 	if (ret)
 		return ret;
 
@@ -692,10 +700,16 @@ static void plugged_cb(struct device *dev, bool plugged)
 {
 	struct hdmi_codec_priv *hcp = dev_get_drvdata(dev);
 
-	if (plugged)
+	if (plugged) {
+		if (hcp->hcd.ops->get_eld) {
+			hcp->hcd.ops->get_eld(dev->parent, hcp->hcd.data,
+					    hcp->eld, sizeof(hcp->eld));
+		}
 		hdmi_codec_jack_report(hcp, SND_JACK_LINEOUT);
-	else
+	} else {
 		hdmi_codec_jack_report(hcp, 0);
+		memset(hcp->eld, 0, sizeof(hcp->eld));
+	}
 }
 
 static int hdmi_codec_set_jack(struct snd_soc_component *component,
@@ -751,6 +765,14 @@ static const struct snd_soc_dai_driver hdmi_i2s_dai = {
 		.formats = I2S_FORMATS,
 		.sig_bits = 24,
 	},
+	.capture = {
+		.stream_name = "Capture",
+		.channels_min = 2,
+		.channels_max = 8,
+		.rates = HDMI_RATES,
+		.formats = I2S_FORMATS,
+		.sig_bits = 24,
+	},
 	.ops = &hdmi_codec_i2s_dai_ops,
 	.pcm_new = hdmi_codec_pcm_new,
 };
@@ -767,6 +789,13 @@ static const struct snd_soc_dai_driver hdmi_spdif_dai = {
 		.rates = HDMI_RATES,
 		.formats = SPDIF_FORMATS,
 	},
+	.capture = {
+		.stream_name = "Capture",
+		.channels_min = 2,
+		.channels_max = 2,
+		.rates = HDMI_RATES,
+		.formats = SPDIF_FORMATS,
+	},
 	.ops = &hdmi_codec_spdif_dai_ops,
 	.pcm_new = hdmi_codec_pcm_new,
 };