[PATCH 5/5] topology: ABI - Add sig_bits to stream caps

[mengdong.lin@linux.intel.com]

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

Add sig_bits to stream caps and also add it to stream caps template
of C API.

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

diff --git a/include/sound/asoc.h b/include/sound/asoc.h
index 2f88e83..752ce16 100644
--- a/include/sound/asoc.h
+++ b/include/sound/asoc.h
@@ -248,6 +248,7 @@ 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));
 
 /*
diff --git a/include/topology.h b/include/topology.h
index f98894f..eec4a05 100644
--- a/include/topology.h
+++ b/include/topology.h
@@ -876,6 +876,7 @@ struct snd_tplg_stream_caps_template {
 	unsigned int period_size_max;	/*!< max period size bytes */
 	unsigned int buffer_size_min;	/*!< min buffer size bytes */
 	unsigned int buffer_size_max;	/*!< max buffer size bytes */
+	unsigned int sig_bits; /*!< number of bits of content */
 };
 
 /** \struct snd_tplg_pcm_template
diff --git a/src/topology/pcm.c b/src/topology/pcm.c
index 65f7102..850704c 100644
--- a/src/topology/pcm.c
+++ b/src/topology/pcm.c
@@ -754,6 +754,7 @@ static void tplg_add_stream_caps(struct snd_soc_tplg_stream_caps *caps,
 	caps->period_size_max = caps_tpl->period_size_max;
 	caps->buffer_size_min = caps_tpl->buffer_size_min;
 	caps->buffer_size_max = caps_tpl->buffer_size_max;
+	caps->sig_bits = caps_tpl->sig_bits;
 }
 
 int tplg_add_pcm_object(snd_tplg_t *tplg, snd_tplg_obj_template_t *t)
-- 
2.5.0