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 | 6 +++++-
sound/soc/soc-core.c | 9 ++++++---
2 files changed, 11 insertions(+), 4 deletions(-)
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 3cb36d8..fd63d23 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1658,7 +1658,11 @@ int snd_soc_of_parse_tdm_slot(struct device_node *np,
unsigned int *rx_mask,
unsigned int *slots,
unsigned int *slot_width);
-void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
+#define snd_soc_of_parse_audio_prefix(card, codec_conf, of_node, propname) \
+ snd_soc_of_parse_audio_prefix_from_node(card, NULL, codec_conf, \
+ of_node, propname)
+void snd_soc_of_parse_audio_prefix_from_node(struct snd_soc_card *card,
+ struct device_node *np,
struct snd_soc_codec_conf *codec_conf,
struct device_node *of_node,
const char *propname);
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 79a1045..8371488 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3599,15 +3599,18 @@ int snd_soc_of_parse_tdm_slot(struct device_node *np,
}
EXPORT_SYMBOL_GPL(snd_soc_of_parse_tdm_slot);
-void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
+void snd_soc_of_parse_audio_prefix_from_node(struct snd_soc_card *card,
+ struct device_node *np,
struct snd_soc_codec_conf *codec_conf,
struct device_node *of_node,
const char *propname)
{
- struct device_node *np = card->dev->of_node;
const char *str;
int ret;
+ if (!np)
+ np = card->dev->of_node;
+
ret = of_property_read_string(np, propname, &str);
if (ret < 0) {
/* no prefix is not error */
@@ -3617,7 +3620,7 @@ void snd_soc_of_parse_audio_prefix(struct snd_soc_card *card,
codec_conf->of_node = of_node;
codec_conf->name_prefix = str;
}
-EXPORT_SYMBOL_GPL(snd_soc_of_parse_audio_prefix);
+EXPORT_SYMBOL_GPL(snd_soc_of_parse_audio_prefix_from_node);
int snd_soc_of_parse_audio_routing_from_node(struct snd_soc_card *card,
struct device_node *np,
--
1.9.1
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