Re: [PATCH] drm/msm/a6xx+: Insert a fence wait before SMMU table update

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On 13.09.2024 9:51 PM, Rob Clark wrote:
> From: Rob Clark <robdclark@xxxxxxxxxxxx>
> 
> The CP_SMMU_TABLE_UPDATE _should_ be waiting for idle, but on some
> devices (x1-85, possibly others), it seems to pass that barrier while
> there are still things in the event completion FIFO waiting to be
> written back to memory.

Can we try to force-fault around here on other GPUs and perhaps
limit this workaround?

Akhil, do we have any insight on this?

Konrad



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