[RFC PATCH v2 0/3] ASoC: fsl_asrc_dma: Reuse the dma channel if available in Back-End

Reuse the dma channel if available in Back-End

Shengjiu Wang (3): ASoC: soc-card: export snd_soc_lookup_component_nolocked ASoC: dmaengine_pcm: export soc_component_to_pcm ASoC: fsl_asrc_dma: Reuse the dma channel if available in Back-End

changes in v2: - update according to Mark's comments and split the patch

include/sound/dmaengine_pcm.h | 11 ++++++ include/sound/soc.h | 2 ++ sound/soc/fsl/fsl_asrc_common.h | 2 ++ sound/soc/fsl/fsl_asrc_dma.c | 52 ++++++++++++++++++++------- sound/soc/soc-core.c | 3 +- sound/soc/soc-generic-dmaengine-pcm.c | 12 ------- 6 files changed, 57 insertions(+), 25 deletions(-)