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-rw-r--r--sound/soc/generic/audio-graph-card.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/sound/soc/generic/audio-graph-card.c b/sound/soc/generic/audio-graph-card.c
index bb12351330e8..69bc4848d787 100644
--- a/sound/soc/generic/audio-graph-card.c
+++ b/sound/soc/generic/audio-graph-card.c
@@ -20,6 +20,8 @@
#include <linux/string.h>
#include <sound/simple_card_utils.h>
+#define DPCM_SELECTABLE 1
+
struct graph_priv {
struct snd_soc_card snd_card;
struct graph_dai_props {
@@ -440,6 +442,7 @@ static int graph_for_each_link(struct graph_priv *priv,
struct device_node *codec_port;
struct device_node *codec_port_old = NULL;
struct asoc_simple_card_data adata;
+ uintptr_t dpcm_selectable = (uintptr_t)of_device_get_match_data(dev);
int rc, ret;
/* loop for all listed CPU port */
@@ -470,8 +473,9 @@ static int graph_for_each_link(struct graph_priv *priv,
* if Codec port has many endpoints,
* or has convert-xxx property
*/
- if ((of_get_child_count(codec_port) > 1) ||
- adata.convert_rate || adata.convert_channels)
+ if (dpcm_selectable &&
+ ((of_get_child_count(codec_port) > 1) ||
+ adata.convert_rate || adata.convert_channels))
ret = func_dpcm(priv, cpu_ep, codec_ep, li,
(codec_port_old == codec_port));
/* else normal sound */
@@ -732,7 +736,8 @@ static int graph_remove(struct platform_device *pdev)
static const struct of_device_id graph_of_match[] = {
{ .compatible = "audio-graph-card", },
- { .compatible = "audio-graph-scu-card", },
+ { .compatible = "audio-graph-scu-card",
+ .data = (void *)DPCM_SELECTABLE },
{},
};
MODULE_DEVICE_TABLE(of, graph_of_match);