[PATCH v2] iommu/arm-smmu-qcom: Add SM6115 MDSS compatible
Will Deacon
will at kernel.org
Mon Jul 14 04:54:27 PDT 2025
On Fri, 13 Jun 2025 18:32:38 +0100, Alexey Klimov wrote:
> Add the SM6115 MDSS compatible to clients compatible list, as it also
> needs that workaround.
> Without this workaround, for example, QRB4210 RB2 which is based on
> SM4250/SM6115 generates a lot of smmu unhandled context faults during
> boot:
>
> arm_smmu_context_fault: 116854 callbacks suppressed
> arm-smmu c600000.iommu: Unhandled context fault: fsr=0x402,
> iova=0x5c0ec600, fsynr=0x320021, cbfrsynra=0x420, cb=5
> arm-smmu c600000.iommu: FSR = 00000402 [Format=2 TF], SID=0x420
> arm-smmu c600000.iommu: FSYNR0 = 00320021 [S1CBNDX=50 PNU PLVL=1]
> arm-smmu c600000.iommu: Unhandled context fault: fsr=0x402,
> iova=0x5c0d7800, fsynr=0x320021, cbfrsynra=0x420, cb=5
> arm-smmu c600000.iommu: FSR = 00000402 [Format=2 TF], SID=0x420
>
> [...]
Applied to iommu (arm/smmu/bindings), thanks!
[1/1] iommu/arm-smmu-qcom: Add SM6115 MDSS compatible
https://git.kernel.org/iommu/c/f7fa8520f303
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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