From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
It is assuming that the card related information is located on
"card" node, but graph case doesn't have it.
This patch adds node parameter to adjust for graph support
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
include/sound/soc.h | 7 +++++--
sound/soc/soc-core.c | 11 ++++++-----
2 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 91a8a03..7fff456 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1642,8 +1642,11 @@ static inline struct snd_soc_platform *snd_soc_kcontrol_platform(
int snd_soc_util_init(void);
void snd_soc_util_exit(void);
-int snd_soc_of_parse_card_name(struct snd_soc_card *card,
- const char *propname);
+#define snd_soc_of_parse_card_name(card, propname) \
+ snd_soc_of_parse_card_name_from_node(card, NULL, propname)
+int snd_soc_of_parse_card_name_from_node(struct snd_soc_card *card,
+ struct device_node *np,
+ const char *propname);
int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
const char *propname);
int snd_soc_of_parse_tdm_slot(struct device_node *np,
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index c0bbcd9..088a158 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3424,10 +3424,10 @@ void snd_soc_unregister_codec(struct device *dev)
EXPORT_SYMBOL_GPL(snd_soc_unregister_codec);
/* Retrieve a card's name from device tree */
-int snd_soc_of_parse_card_name(struct snd_soc_card *card,
- const char *propname)
+int snd_soc_of_parse_card_name_from_node(struct snd_soc_card *card,
+ struct device_node *np,
+ const char *propname)
{
- struct device_node *np;
int ret;
if (!card->dev) {
@@ -3435,7 +3435,8 @@ int snd_soc_of_parse_card_name(struct snd_soc_card *card,
return -EINVAL;
}
- np = card->dev->of_node;
+ if (!np)
+ np = card->dev->of_node;
ret = of_property_read_string_index(np, propname, 0, &card->name);
/*
@@ -3452,7 +3453,7 @@ int snd_soc_of_parse_card_name(struct snd_soc_card *card,
return 0;
}
-EXPORT_SYMBOL_GPL(snd_soc_of_parse_card_name);
+EXPORT_SYMBOL_GPL(snd_soc_of_parse_card_name_from_node);
static const struct snd_soc_dapm_widget simple_widgets[] = {
SND_SOC_DAPM_MIC("Microphone", NULL),
--
1.9.1
--
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