ASoC: dmaengine_pcm: export soc_component_to_pcm
authorShengjiu Wang <shengjiu.wang@nxp.com>
Fri, 12 Jun 2020 07:37:49 +0000 (15:37 +0800)
committerMark Brown <broonie@kernel.org>
Fri, 12 Jun 2020 13:18:02 +0000 (14:18 +0100)
commita9a21e1eafc94b79502cab8272b392f7f63ef7bb
tree58cc082b690961e0ea2f2e4b5b2b54723eb659e3
parent6fbea6b6a838f9aa941fe53a3637fd8d8aab1eba
ASoC: dmaengine_pcm: export soc_component_to_pcm

In DPCM case, Front-End needs to get the dma chan which has
been requested by Back-End and reuse it.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Reviewed-by: Nicolin Chen <nicoleotsuka@gmail.com>
Link: https://lore.kernel.org/r/429c6ae1f3c5b47eb893f475d531d71cdcfe34c0.1591947428.git.shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
include/sound/dmaengine_pcm.h
sound/soc/soc-generic-dmaengine-pcm.c