Hi,
A recent patch available in 6.10 [1] uncovered two issues on how the DMA Link ID
is tracked with ChainDMA and can cause under specific conditions [2] to cause a DSP
panic.
The issue is not academic as we have one user report of it:
https://github.com/thesofproject/linux/issues/5116
The patches have been marked for stable backport to made there way to 6.10.
The first patch is fixing a code move patch, for older than 6.9 we would need
different patch to fix the original code, but since the issue is only valid for
6.10, I will do that at a later time.
Mark, can you please schedule these as fixes for 6.11 to get them fast to 6.10?
Thank you.
[1] ebd3b3014eeb ("ASoC: SOF: pcm: reset all PCM sources in case of xruns")
[2] https://github.com/thesofproject/linux/pull/5119#issuecomment-2244770449
Regards,
Peter
---
Peter Ujfalusi (2):
ASoC: SOF: ipc4-topology: Only handle dai_config with HW_PARAMS for
ChainDMA
ASoC: SOF: ipc4-topology: Preserve the DMA Link ID for ChainDMA on
unprepare
sound/soc/sof/ipc4-topology.c | 18 +++++++++++++++---
1 file changed, 15 insertions(+), 3 deletions(-)
--
2.45.2
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