dma: make sure the HDA DMA pointers are aligned after release#567
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lgirdwood merged 1 commit intothesofproject:glk-004-drop-stablefrom Nov 13, 2018
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mmaka1
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Nov 13, 2018
Signed-off-by: Slawomir Blauciak <slawomir.blauciak@linux.intel.com>
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@slawblauciak @mmaka1 Sorry all, thought this was for master. |
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@slawblauciak @mmaka1 do you have state machine diagram for hda-dma channels can shared, which may be helpful for understanding there is no corner cases left. |
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After release the DMA pointers are prone to getting misaligned with the DAI software pointers due to additional buffer operations that happen on release trigger. This is a temporary measure to circumvent that.
Signed-off-by: Slawomir Blauciak slawomir.blauciak@linux.intel.com