config SND_DESIGNWARE_I2S tristate "Synopsys I2S Device Driver" depends on CLKDEV_LOOKUP select SND_SOC_GENERIC_DMAENGINE_PCM help Say Y or M if you want to add support for I2S driver for Synopsys desigwnware I2S device. The device supports upto maximum of 8 channels each for play and record. config SND_DESIGNWARE_PCM tristate "PCM PIO extension for I2S driver" depends on SND_DESIGNWARE_I2S help Say Y, M or N if you want to add a custom ALSA extension that registers a PCM and uses PIO to transfer data. This functionality is specially suited for I2S devices that don't have DMA support. e='net-next.git Git repository'/>
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authorJungseung Lee <js07.lee@samsung.com>2016-12-12 16:46:43 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-12 18:55:10 -0800
commit39a0e975c37dee93fa1b8ea5f7eacd1c4c8a586e (patch)
tree34df14285ce89f83a93f6053a897bcd371dc1e15 /sound/soc/codecs/tlv320aic3x.h
parent30f74aa0854c2d5a331b507b14fe421ba4980511 (diff)
init: reduce rootwait polling interval time to 5ms
For several devices, the rootwait time is sensitive because it directly affects booting time. The polling interval of rootwait is currently 100ms. To save unnessesary waiting time, reduce the polling interval to 5 ms. [akpm@linux-foundation.org: remove used-once #define] Link: http://lkml.kernel.org/r/20161207060743.1728-1-js07.lee@samsung.com Signed-off-by: Jungseung Lee <js07.lee@samsung.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'sound/soc/codecs/tlv320aic3x.h')