On Wed, 25 Nov 2020 12:30:09 +0530, Sai Prakash Ranjan wrote:
> Some hardware variants contain a system cache or the last level
> cache(llc). This cache is typically a large block which is shared
> by multiple clients on the SOC. GPU uses the system cache to cache
> both the GPU data buffers(like textures) as well the SMMU pagetables.
> This helps with improved render performance as well as lower power
> consumption by reducing the bus traffic to the system memory.
>
> [...]
Applied the SMMU bits to arm64 (for-next/iommu/arm-smmu), thanks!
[3/9] iommu/arm-smmu: Add support for pagetable config domain attribute
https://git.kernel.org/arm64/c/c99110a865a3
[4/9] iommu/arm-smmu: Move non-strict mode to use io_pgtable_domain_attr
https://git.kernel.org/arm64/c/12bc36793fd6
[8/9] iommu: arm-smmu-impl: Use table to list QCOM implementations
https://git.kernel.org/arm64/c/00597f9ff5ec
[9/9] iommu: arm-smmu-impl: Add a space before open parenthesis
https://git.kernel.org/arm64/c/7f575a6087f4
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
