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linux-2.6/Documentation/sound/alsa/soc
Mark Brown 246d0a17f5 ASoC: Add power supply widget to DAPM
Many modern CODECs have shared resources on chip which must be enabled
for portions of the chip to work but which can be disabled at other times
in order to achieve power savings. Examples of such resources include
power supplies and some internal clocks.

Since these widgets are dependencies for the audio path but do not carry
audio signals they require slightly different handling to most widgets -
they do not contribute to the audio path and so should not be counted as
either inputs or outputs during path walks.

Cases where one supply provides a supply for another will require
additional work. There is also room for more optimisation of the graph
walking to avoid repeated checks for the same thing.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2009-04-22 19:10:13 +01:00
..
DAI.txt [ALSA] ASoC documentation updates 2008-01-31 17:30:10 +01:00
clocking.txt [ALSA] ASoC documentation updates 2008-01-31 17:30:10 +01:00
codec.txt [ALSA] ASoC documentation updates 2008-01-31 17:30:10 +01:00
dapm.txt ASoC: Add power supply widget to DAPM 2009-04-22 19:10:13 +01:00
jack.txt ASoC: Add some documentation for the ASoC jack API 2009-04-02 16:34:20 +01:00
machine.txt ALSA: ASoC: Fix typo in snd_soc_card update documentation 2008-11-21 16:18:26 +01:00
overview.txt [ALSA] ASoC documentation updates 2008-01-31 17:30:10 +01:00
platform.txt [ALSA] ASoC documentation updates 2008-01-31 17:30:10 +01:00
pops_clicks.txt [ALSA] ASoC documentation updates 2008-01-31 17:30:10 +01:00