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authorLiam Girdwood <liam.r.girdwood@linux.intel.com>2017-06-29 14:22:24 +0100
committerMark Brown <broonie@kernel.org>2017-06-30 11:55:20 +0100
commit8a70b4544ef4f094cc2c52734e097cc358f56603 (patch)
tree04d56ebad7d18172ec047df97e9c8c601d1d45e6 /Documentation/sound
parent2ea659a9ef488125eb46da6eb571de5eae5c43f6 (diff)
downloadlinux-next-8a70b4544ef4f094cc2c52734e097cc358f56603.tar.gz
ASoC: dapm: Add new widget type for constructing DAPM graphs on DSPs.
Add some DAPM widget types to better support the construction of DAPM graphs within DSPs. Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/sound')
-rw-r--r--Documentation/sound/soc/dapm.rst18
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/sound/soc/dapm.rst b/Documentation/sound/soc/dapm.rst
index a27f42befa4d..8e44107933ab 100644
--- a/Documentation/sound/soc/dapm.rst
+++ b/Documentation/sound/soc/dapm.rst
@@ -105,6 +105,24 @@ Pre
Special PRE widget (exec before all others)
Post
Special POST widget (exec after all others)
+Buffer
+ Inter widget audio data buffer within a DSP.
+Scheduler
+ DSP internal scheduler that schedules component/pipeline processing
+ work.
+Effect
+ Widget that performs an audio processing effect.
+SRC
+ Sample Rate Converter within DSP or CODEC
+ASRC
+ Asynchronous Sample Rate Converter within DSP or CODEC
+Encoder
+ Widget that encodes audio data from one format (usually PCM) to another
+ usually more compressed format.
+Decoder
+ Widget that decodes audio data from a compressed format to an
+ uncompressed format like PCM.
+
(Widgets are defined in include/sound/soc-dapm.h)