ASoC: kirkwood: implement NO_PERIOD_WAKEUP support

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Permit ALSA to run without hardware interrupts from the audio interface.
Instead, ALSA will use a kernel timer to decide when to check the buffer
state, resulting in a lighter workload for the CPU.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Mark Brown <broonie@linaro.org>

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Russell King 2014-06-26 15:23:20 +01:00 • committed by Mark Brown

parent a622251c01

commit 920ec4e595

2 changed files with 12 additions and 8 deletions

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11

sound/soc/kirkwood/kirkwood-dma.c

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9

sound/soc/kirkwood/kirkwood-i2s.c

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