ASoC: UDA1380: DATAI is slave only
Only allow SND_SOC_DAIFMT_CBS_CFS for the playback DAI.
Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/uda1380.c b/sound/soc/codecs/uda1380.c
index 1c9d2a7..1b10f48 100644
--- a/sound/soc/codecs/uda1380.c
+++ b/sound/soc/codecs/uda1380.c
@@ -399,8 +399,9 @@
iface |= R01_SFORI_MSB | R01_SFORO_MSB;
}
- if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) == SND_SOC_DAIFMT_CBM_CFM)
- iface |= R01_SIM;
+ /* DATAI is slave only, so in single-link mode, this has to be slave */
+ if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) != SND_SOC_DAIFMT_CBS_CFS)
+ return -EINVAL;
uda1380_write(codec, UDA1380_IFACE, iface);
@@ -428,6 +429,10 @@
iface |= R01_SFORI_MSB;
}
+ /* DATAI is slave only, so this has to be slave */
+ if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) != SND_SOC_DAIFMT_CBS_CFS)
+ return -EINVAL;
+
uda1380_write(codec, UDA1380_IFACE, iface);
return 0;