1 files changed, 21 insertions, 12 deletions

diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c
index addd2c4bdd3e..b456e096f138 100644
--- a/sound/soc/qcom/lpass-platform.c
+++ b/sound/soc/qcom/lpass-platform.c
@@ -202,7 +202,6 @@ static int lpass_platform_pcmops_open(struct snd_soc_component *component,
 	struct regmap *map;
 	unsigned int dai_id = cpu_dai->driver->id;
 
-	component->id = dai_id;
 	data = kzalloc(sizeof(*data), GFP_KERNEL);
 	if (!data)
 		return -ENOMEM;
@@ -1190,13 +1189,14 @@ static int lpass_platform_pcmops_suspend(struct snd_soc_component *component)
 {
 	struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
 	struct regmap *map;
-	unsigned int dai_id = component->id;
 
-	if (dai_id == LPASS_DP_RX)
+	if (drvdata->hdmi_port_enable) {
 		map = drvdata->hdmiif_map;
-	else
-		map = drvdata->lpaif_map;
+		regcache_cache_only(map, true);
+		regcache_mark_dirty(map);
+	}
 
+	map = drvdata->lpaif_map;
 	regcache_cache_only(map, true);
 	regcache_mark_dirty(map);
 
@@ -1207,14 +1207,19 @@ static int lpass_platform_pcmops_resume(struct snd_soc_component *component)
 {
 	struct lpass_data *drvdata = snd_soc_component_get_drvdata(component);
 	struct regmap *map;
-	unsigned int dai_id = component->id;
+	int ret;
 
-	if (dai_id == LPASS_DP_RX)
+	if (drvdata->hdmi_port_enable) {
 		map = drvdata->hdmiif_map;
-	else
-		map = drvdata->lpaif_map;
+		regcache_cache_only(map, false);
+		ret = regcache_sync(map);
+		if (ret)
+			return ret;
+	}
 
+	map = drvdata->lpaif_map;
 	regcache_cache_only(map, false);
+
 	return regcache_sync(map);
 }
 
@@ -1224,7 +1229,9 @@ static int lpass_platform_copy(struct snd_soc_component *component,
 			       unsigned long bytes)
 {
 	struct snd_pcm_runtime *rt = substream->runtime;
-	unsigned int dai_id = component->id;
+	struct snd_soc_pcm_runtime *soc_runtime = snd_soc_substream_to_rtd(substream);
+	struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(soc_runtime, 0);
+	unsigned int dai_id = cpu_dai->driver->id;
 	int ret = 0;
 
 	void __iomem *dma_buf = (void __iomem *) (rt->dma_area + pos +
@@ -1232,14 +1239,16 @@ static int lpass_platform_copy(struct snd_soc_component *component,
 
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
 		if (is_cdc_dma_port(dai_id)) {
-			ret = copy_from_iter_toio(dma_buf, buf, bytes);
+			if (copy_from_iter_toio(dma_buf, bytes, buf) != bytes)
+				ret = -EFAULT;
 		} else {
 			if (copy_from_iter((void __force *)dma_buf, bytes, buf) != bytes)
 				ret = -EFAULT;
 		}
 	} else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
 		if (is_cdc_dma_port(dai_id)) {
-			ret = copy_to_iter_fromio(buf, dma_buf, bytes);
+			if (copy_to_iter_fromio(dma_buf, bytes, buf) != bytes)
+				ret = -EFAULT;
 		} else {
 			if (copy_to_iter((void __force *)dma_buf, bytes, buf) != bytes)
 				ret = -EFAULT;