ASoC: kirkwood: implement NO_PERIOD_WAKEUP support
authorRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 26 Jun 2014 14:23:20 +0000 (15:23 +0100)
committerMark Brown <broonie@linaro.org>
Sat, 28 Jun 2014 12:18:46 +0000 (13:18 +0100)
commit920ec4e595faf89f7db022a068a4729a4d2c48ae
treef82ac9e0ac61eac897e602779cad88c90a41b0f9
parenta622251c01b628cbbd1b02a877a6469303ec2b58
ASoC: kirkwood: implement NO_PERIOD_WAKEUP support

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>
sound/soc/kirkwood/kirkwood-dma.c
sound/soc/kirkwood/kirkwood-i2s.c