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ASoC: dapm: Add new widget type for constructing DAPM graphs on DSPs.

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Add some DAPM widget types to better support the construction of DAPM
graphs within DSPs.

Signed-off-by: Liam Girdwood <[email protected]>
Signed-off-by: Mark Brown <[email protected]>
This commit is contained in:
Liam Girdwood 2017-06-29 14:22:24 +01:00 • committed by Mark Brown
commit 8a70b4544e
4 changed files with 42 additions and 1 deletions
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18
Documentation/sound/soc/dapm.rst
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@ -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)