ASoC: OMAP: Enhance OMAP1510 DMA progress software counter

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Enhance period_index accuracy, particularly just before buffer rewind, by
making use of DMA interrupt status flags in addition to simply counting up
interrupts.

Created against linux-2.6.31-rc5.

Tested on Amstrad Delta.

Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Jarkko Nikula <jhnikula@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

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Janusz Krzysztofik 2009-08-11 21:44:29 +02:00 • committed by Mark Brown

parent 64844a6ac8

commit 471e3dec3a

1 changed files with 20 additions and 2 deletions

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sound/soc/omap/omap-pcm.c

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