[PATCH v3 5/8] ASoC: topology: ABI - Add flags and private data to BE DAI links

[mengdong.lin@linux.intel.com]

From: Mengdong Lin <mengdong.lin@linux.intel.com>

The flags will be used to configure an existing Backend DAI link.

The private data is reserved for future extension.

Signed-off-by: Mengdong Lin <mengdong.lin@linux.intel.com>

diff --git a/include/uapi/sound/asoc.h b/include/uapi/sound/asoc.h
index 5d06d65..d440bb1 100644
--- a/include/uapi/sound/asoc.h
+++ b/include/uapi/sound/asoc.h
@@ -138,6 +138,9 @@
 /* DAI link flags */
 #define SND_SOC_TPLG_LNK_FLGBIT_IGNORE_SUSPEND          (1 << 0)
 #define SND_SOC_TPLG_LNK_FLGBIT_IGNORE_POWERDOWN_TIME   (1 << 1)
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_RATES         (1 << 2)
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_CHANNELS      (1 << 3)
+#define SND_SOC_TPLG_LNK_FLGBIT_SYMMETRIC_SAMPLEBITS    (1 << 4)
 
 /* DAI physical PCM data formats.
  * Add new formats to the end of the list.
@@ -517,6 +520,9 @@ struct snd_soc_tplg_link_config {
 	struct snd_soc_tplg_hw_config hw_config[SND_SOC_TPLG_HW_CONFIG_MAX]; /* hw configs */
 	__le32 num_hw_configs;         /* number of hw configs */
 	__le32 default_hw_config_id;   /* default hw config ID for init */
+	__le32 flag_mask;       /* bitmask of flags to configure */
+	__le32 flags;           /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */
+	struct snd_soc_tplg_private priv;
 } __attribute__((packed));
 
 /*
-- 
2.5.0