[PATCH 13/15] ASoC: export snd_soc_of_get_slot_mask

Jerome Brunet
2018-07-17T15:36:40Z

Amlogic's axg card driver can't use snd_soc_of_parse_tdm_slot()
directly because it needs to handle 4 mask for each direction.
Yet the parsing of each mask is the same, so export
snd_soc_of_get_slot_mask() to reuse the the existing code.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
include/sound/soc.h | 3 +++
sound/soc/soc-core.c | 7 ++++---
2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/include/sound/soc.h b/include/sound/soc.h
index a4915148f739..41cec42fb456 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1426,6 +1426,9 @@ int snd_soc_of_parse_card_name(struct snd_soc_card *card,
const char *propname);
int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
const char *propname);
+int snd_soc_of_get_slot_mask(struct device_node *np,
+ const char *prop_name,
+ unsigned int *mask);
int snd_soc_of_parse_tdm_slot(struct device_node *np,
unsigned int *tx_mask,
unsigned int *rx_mask,
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 3be0310d5c81..1344e8e602fd 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3366,9 +3366,9 @@ int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
}
EXPORT_SYMBOL_GPL(snd_soc_of_parse_audio_simple_widgets);

-static int snd_soc_of_get_slot_mask(struct device_node *np,
- const char *prop_name,
- unsigned int *mask)
+int snd_soc_of_get_slot_mask(struct device_node *np,
+ const char *prop_name,
+ unsigned int *mask)
{
u32 val;
const __be32 *of_slot_mask = of_get_property(np, prop_name, &val);
@@ -3383,6 +3383,7 @@ static int snd_soc_of_get_slot_mask(struct device_node *np,

return val;
}
+EXPORT_SYMBOL_GPL(snd_soc_of_get_slot_mask);

int snd_soc_of_parse_tdm_slot(struct device_node *np,
unsigned int *tx_mask,
--
2.14.4