tree db0aa557c36a9b2ab3b262a0d2bb9462b27cf012
parent 20f2ab247d3b787af91c1aa5eb27c5061744c154
author Yu Zhao <yuzhao@google.com> 1543963372 -0700
committer Mark Brown <broonie@kernel.org> 1544100784 +0000
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ASoC: use DMA addr rather than CPU pa for acp_audio_dma

We shouldn't assume CPU physical address we get from page_to_phys()
is same as DMA address we get from dma_alloc_coherent(). On x86_64,
we won't run into any problem with the assumption when dma_ops is
nommu_dma_ops. However, DMA address is IOVA when IOMMU is enabled.
And it's most likely different from CPU physical address when AMD
IOMMU is not in passthrough mode.

Signed-off-by: Yu Zhao <yuzhao@google.com>
Signed-off-by: Mark Brown <broonie@kernel.org>