diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 9 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 2 |
2 files changed, 7 insertions, 4 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 7b4d7aeab601..65731b060e3f 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -2227,7 +2227,7 @@ forcing Dual Address Cycle for PCI cards supporting greater than 32-bit addressing. - iommu.strict= [ARM64, X86] Configure TLB invalidation behaviour + iommu.strict= [ARM64, X86, S390] Configure TLB invalidation behaviour Format: { "0" | "1" } 0 - Lazy mode. Request that DMA unmap operations use deferred @@ -5694,9 +5694,10 @@ s390_iommu= [HW,S390] Set s390 IOTLB flushing mode strict - With strict flushing every unmap operation will result in - an IOTLB flush. Default is lazy flushing before reuse, - which is faster. + With strict flushing every unmap operation will result + in an IOTLB flush. Default is lazy flushing before + reuse, which is faster. Deprecated, equivalent to + iommu.strict=1. s390_iommu_aperture= [KNL,S390] Specifies the size of the per device DMA address space diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml index b1b2cf81b42f..aa9e1c0895a5 100644 --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml @@ -110,6 +110,7 @@ properties: - qcom,sdm630-smmu-v2 - qcom,sdm845-smmu-v2 - qcom,sm6350-smmu-v2 + - qcom,sm7150-smmu-v2 - const: qcom,adreno-smmu - const: qcom,smmu-v2 - description: Qcom Adreno GPUs on Google Cheza platform @@ -409,6 +410,7 @@ allOf: contains: enum: - qcom,sm6350-smmu-v2 + - qcom,sm7150-smmu-v2 - qcom,sm8150-smmu-500 - qcom,sm8250-smmu-500 then: |