[PATCH v5 1/5] iommu/arm-smmu: re-enable context caching in smmu reset operation

Konrad Dybcio konrad.dybcio at linaro.org
Tue Dec 19 09:59:14 PST 2023


On 19.12.2023 14:59, Bibek Kumar Patro wrote:
> Default MMU-500 reset operation disables context caching in
> prefetch buffer. It is however expected for context banks using
> the ACTLR register to retain their prefetch value during reset
> and runtime suspend.
> 
> Replace default MMU-500 reset operation with Qualcomm specific reset
> operation which envelope the default reset operation and re-enables
> context caching in prefetch buffer for Qualcomm SoCs.
> 
> Suggested-by: Konrad Dybcio <konrad.dybcio at linaro.org>
Suggested-by implies I came up with this being a solution to
an issue.. definitely not the case!

Konrad



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