Re: [PATCH v2 4/8] iommu/arm-smmu: Add split pagetables for Adreno IOMMU implementations

2019-12-05 Thread Jordan Crouse
On Wed, Dec 04, 2019 at 04:44:59PM +, Robin Murphy wrote: > On 22/11/2019 11:31 pm, Jordan Crouse wrote: > >Add implementation specific support to enable split pagetables for > >SMMU implementations attached to Adreno GPUs on Qualcomm targets. > > > >To enable split pagetables the driver will

Re: [PATCH v2 4/8] iommu/arm-smmu: Add split pagetables for Adreno IOMMU implementations

2019-12-04 Thread Robin Murphy
On 22/11/2019 11:31 pm, Jordan Crouse wrote: Add implementation specific support to enable split pagetables for SMMU implementations attached to Adreno GPUs on Qualcomm targets. To enable split pagetables the driver will set an attribute on the domain. if conditions are correct, set up the

[PATCH v2 4/8] iommu/arm-smmu: Add split pagetables for Adreno IOMMU implementations

2019-11-22 Thread Jordan Crouse
Add implementation specific support to enable split pagetables for SMMU implementations attached to Adreno GPUs on Qualcomm targets. To enable split pagetables the driver will set an attribute on the domain. if conditions are correct, set up the hardware to support equally sized TTBR0 and TTBR1