On Mon, Mar 1, 2021 at 2:44 AM Christoph Hellwig <hch@xxxxxx> wrote: > > Hi all, > > there are a bunch of IOMMU APIs that are entirely unused, or only used as > a private communication channel between the FSL PAMU driver and it's only > consumer, the qbman portal driver. > > So this series drops a huge chunk of entirely unused FSL PAMU > functionality, then drops all kinds of unused IOMMU APIs, and then > replaces what is left of the iommu_attrs with properly typed, smaller > and easier to use specific APIs. It looks like the unused APIs were added for functionality that were never completed later on. So Acked-by: Li Yang <leoyang.li@xxxxxxx> > > Diffstat: > arch/powerpc/include/asm/fsl_pamu_stash.h | 12 > drivers/gpu/drm/msm/adreno/adreno_gpu.c | 2 > drivers/iommu/amd/iommu.c | 23 > drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 85 --- > drivers/iommu/arm/arm-smmu/arm-smmu.c | 122 +--- > drivers/iommu/dma-iommu.c | 8 > drivers/iommu/fsl_pamu.c | 264 ---------- > drivers/iommu/fsl_pamu.h | 10 > drivers/iommu/fsl_pamu_domain.c | 694 ++-------------------------- > drivers/iommu/fsl_pamu_domain.h | 46 - > drivers/iommu/intel/iommu.c | 55 -- > drivers/iommu/iommu.c | 75 --- > drivers/soc/fsl/qbman/qman_portal.c | 56 -- > drivers/vfio/vfio_iommu_type1.c | 31 - > drivers/vhost/vdpa.c | 10 > include/linux/iommu.h | 81 --- > 16 files changed, 214 insertions(+), 1360 deletions(-)