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-rw-r--r--sound/soc/uniphier/aio.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/uniphier/aio.h b/sound/soc/uniphier/aio.h
index aa89c2f6fa24..23a5c3c68658 100644
--- a/sound/soc/uniphier/aio.h
+++ b/sound/soc/uniphier/aio.h
@@ -141,6 +141,9 @@ enum IEC61937_PC {
#define AUD_MIN_FRAGMENT_SIZE (4 * 1024)
#define AUD_MAX_FRAGMENT_SIZE (16 * 1024)
+/* max 5 slots, 10 channels, 2 channel in 1 slot */
+#define AUD_MAX_SLOTSEL 5
+
/*
* This is a selector for virtual register map of AIO.
*