ASoC: AMD: make channel 1 dma as circular

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channel 1: SYSMEM<->ACP
channel 2: ACP<->I2S
Instead of waiting on period interrupt of ch 2 and then starting
dma on ch1, we make ch1 dma as circular.
This removes dependency of period granularity on hw pointer.

Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

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Agrawal, Akshu 2018-05-28 11:48:22 +08:00 • committed by Mark Brown

parent bcf441acb4

commit 6b116dfb46

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1 changed files with 10 additions and 64 deletions

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sound/soc/amd/acp-pcm-dma.c

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