[alsa-devel] [PATCH 2/6] topology: Parse sig_bits of stream caps

mengdong.lin at linux.intel.com mengdong.lin at linux.intel.com
Fri Nov 4 00:06:53 CET 2016


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

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

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

diff --git a/include/topology.h b/include/topology.h
index 0675b52..ccd8401 100644
--- a/include/topology.h
+++ b/include/topology.h
@@ -848,6 +848,7 @@ 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 0a90cb9..6fdf047 100644
--- a/src/topology/pcm.c
+++ b/src/topology/pcm.c
@@ -572,6 +572,7 @@ 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)
-- 
2.7.4



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