On Mon, Jan 11, 2021 at 07:18:41PM +0800, Yong Wu wrote: > This patch mainly adds support for mt8192 Multimedia IOMMU and SMI. > > mt8192 also is MTK IOMMU gen2 which uses ARM Short-Descriptor translation > table format. The M4U-SMI HW diagram is as below: > > EMI > | > M4U > | > ------------ > SMI Common > ------------ > | > +-------+------+------+----------------------+-------+ > | | | | ...... | | > | | | | | | > larb0 larb1 larb2 larb4 ...... larb19 larb20 > disp0 disp1 mdp vdec IPE IPE > > All the connections are HW fixed, SW can NOT adjust it. > > Comparing with the preview SoC, this patchset mainly adds two new functions: > a) add iova 34 bits support. > b) add multi domains support since several HW has the special iova > region requirement. > > change note: > v6:a) base on v5.11-rc1. and tlb v4: > https://lore.kernel.org/linux-mediatek/20210107122909.16317-1-yong.wu@xxxxxxxxxxxx/T/#t I've queued this up apart from patches 6 and 7. Thanks, Will
