new file mode 100644
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * ASoC audio graph card support
+ *
+ */
+
+#ifndef __GRAPH_CARD_H
+#define __GRAPH_CARD_H
+
+#include <sound/simple_card_utils.h>
+
+int graph_card_probe(struct snd_soc_card *card);
+
+void graph_get_dais_count(struct asoc_simple_priv *priv,
+ struct link_info *li);
+
+int graph_parse_of(struct asoc_simple_priv *priv);
+
+#endif /* __GRAPH_CARD_H */
@@ -529,7 +529,7 @@ static int graph_for_each_link(struct asoc_simple_priv *priv,
return 0;
}
-static int graph_parse_of(struct asoc_simple_priv *priv)
+int graph_parse_of(struct asoc_simple_priv *priv)
{
struct snd_soc_card *card = simple_priv_to_card(priv);
struct link_info li;
@@ -566,6 +566,7 @@ static int graph_parse_of(struct asoc_simple_priv *priv)
return asoc_simple_parse_card_name(card, NULL);
}
+EXPORT_SYMBOL_GPL(graph_parse_of);
static int graph_count_noml(struct asoc_simple_priv *priv,
struct device_node *cpu_ep,
@@ -604,8 +605,8 @@ static int graph_count_dpcm(struct asoc_simple_priv *priv,
return 0;
}
-static void graph_get_dais_count(struct asoc_simple_priv *priv,
- struct link_info *li)
+void graph_get_dais_count(struct asoc_simple_priv *priv,
+ struct link_info *li)
{
struct device *dev = simple_priv_to_dev(priv);
@@ -661,8 +662,9 @@ static void graph_get_dais_count(struct asoc_simple_priv *priv,
dev_dbg(dev, "link %d, dais %d, ccnf %d\n",
li->link, li->dais, li->conf);
}
+EXPORT_SYMBOL_GPL(graph_get_dais_count);
-static int graph_card_probe(struct snd_soc_card *card)
+int graph_card_probe(struct snd_soc_card *card)
{
struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(card);
int ret;
@@ -677,6 +679,7 @@ static int graph_card_probe(struct snd_soc_card *card)
return 0;
}
+EXPORT_SYMBOL_GPL(graph_card_probe);
static int graph_probe(struct platform_device *pdev)
{
This commit exposes following functions which can be used by a sound card driver based on audio graph driver. Idea is vendors can have a thin driver and re-use common stuff from audio graph driver. - graph_card_probe() - graph_get_dais_count() - graph_parse_of() In doing so a new header file is added for audio graph which can be included by vendor drivers. Signed-off-by: Sameer Pujar <spujar@nvidia.com> Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> --- include/sound/graph_card.h | 19 +++++++++++++++++++ sound/soc/generic/audio-graph-card.c | 11 +++++++---- 2 files changed, 26 insertions(+), 4 deletions(-) create mode 100644 include/sound/graph_card.h