Lines Matching defs:arena
721 * Check the scatter-gather arena.
893 struct pci_iommu_arena *arena;
909 aper->arena = agp->hose->sg_pci;
911 aper->pg_start = iommu_reserve(aper->arena, aper->pg_count,
921 aper->arena->dma_base + aper->pg_start * PAGE_SIZE;
934 status = iommu_release(aper->arena, aper->pg_start, aper->pg_count);
938 iommu_unbind(aper->arena, aper->pg_start, aper->pg_count);
939 status = iommu_release(aper->arena, aper->pg_start,
1017 return iommu_bind(aper->arena, aper->pg_start + pg_start,
1025 return iommu_unbind(aper->arena, aper->pg_start + pg_start,
1033 unsigned long baddr = addr - aper->arena->dma_base;
1042 pte = aper->arena->ptes[baddr >> PAGE_SHIFT];