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-rw-r--r--include/uapi/sound/asoc.h35
1 files changed, 33 insertions, 2 deletions
diff --git a/include/uapi/sound/asoc.h b/include/uapi/sound/asoc.h
index e4701a3c6331..33d00a4ce656 100644
--- a/include/uapi/sound/asoc.h
+++ b/include/uapi/sound/asoc.h
@@ -83,7 +83,7 @@
#define SND_SOC_TPLG_NUM_TEXTS 16
/* ABI version */
-#define SND_SOC_TPLG_ABI_VERSION 0x4
+#define SND_SOC_TPLG_ABI_VERSION 0x5
/* Max size of TLV data */
#define SND_SOC_TPLG_TLV_SIZE 32
@@ -105,7 +105,8 @@
#define SND_SOC_TPLG_TYPE_CODEC_LINK 9
#define SND_SOC_TPLG_TYPE_BACKEND_LINK 10
#define SND_SOC_TPLG_TYPE_PDATA 11
-#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_PDATA
+#define SND_SOC_TPLG_TYPE_BE_DAI 12
+#define SND_SOC_TPLG_TYPE_MAX SND_SOC_TPLG_TYPE_BE_DAI
/* vendor block IDs - please add new vendor types to end */
#define SND_SOC_TPLG_TYPE_VENDOR_FW 1000
@@ -124,6 +125,11 @@
#define SND_SOC_TPLG_TUPLE_TYPE_WORD 4
#define SND_SOC_TPLG_TUPLE_TYPE_SHORT 5
+/* BE DAI flags */
+#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_RATES (1 << 0)
+#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_CHANNELS (1 << 1)
+#define SND_SOC_TPLG_DAI_FLGBIT_SYMMETRIC_SAMPLEBITS (1 << 2)
+
/*
* Block Header.
* This header precedes all object and object arrays below.
@@ -251,6 +257,7 @@ struct snd_soc_tplg_stream_caps {
__le32 period_size_max; /* max period size bytes */
__le32 buffer_size_min; /* min buffer size bytes */
__le32 buffer_size_max; /* max buffer size bytes */
+ __le32 sig_bits; /* number of bits of content */
} __attribute__((packed));
/*
@@ -285,6 +292,8 @@ struct snd_soc_tplg_manifest {
__le32 graph_elems; /* number of graph elements */
__le32 pcm_elems; /* number of PCM elements */
__le32 dai_link_elems; /* number of DAI link elements */
+ __le32 be_dai_elems; /* number of BE DAI elements */
+ __le32 reserved[20]; /* reserved for new ABI element types */
struct snd_soc_tplg_private priv;
} __attribute__((packed));
@@ -450,4 +459,26 @@ struct snd_soc_tplg_link_config {
struct snd_soc_tplg_stream stream[SND_SOC_TPLG_STREAM_CONFIG_MAX]; /* supported configs playback and captrure */
__le32 num_streams; /* number of streams */
} __attribute__((packed));
+
+/*
+ * Describes SW/FW specific features of BE DAI.
+ *
+ * File block representation for BE DAI :-
+ * +-----------------------------------+-----+
+ * | struct snd_soc_tplg_hdr | 1 |
+ * +-----------------------------------+-----+
+ * | struct snd_soc_tplg_be_dai | N |
+ * +-----------------------------------+-----+
+ */
+struct snd_soc_tplg_be_dai {
+ __le32 size; /* in bytes of this structure */
+ char dai_name[SNDRV_CTL_ELEM_ID_NAME_MAXLEN]; /* name - used to match */
+ __le32 dai_id; /* unique ID - used to match */
+ __le32 playback; /* supports playback mode */
+ __le32 capture; /* supports capture mode */
+ struct snd_soc_tplg_stream_caps caps[2]; /* playback and capture for DAI */
+ __le32 flag_mask; /* bitmask of flags to configure */
+ __le32 flags; /* SND_SOC_TPLG_DAI_FLGBIT_* */
+ struct snd_soc_tplg_private priv;
+} __attribute__((packed));
#endif