902 	struct marvel_agp_aperture *aper;  in marvel_agp_setup()  local
907 	aper = kmalloc(sizeof(*aper), GFP_KERNEL);  in marvel_agp_setup()
908 	if (aper == NULL) return -ENOMEM;  in marvel_agp_setup()
910 	aper->arena = agp->hose->sg_pci;  in marvel_agp_setup()
911 	aper->pg_count = alpha_agpgart_size / PAGE_SIZE;  in marvel_agp_setup()
912 	aper->pg_start = iommu_reserve(aper->arena, aper->pg_count,  in marvel_agp_setup()
913 				       aper->pg_count - 1);  in marvel_agp_setup()
915 	if (aper->pg_start < 0) {  in marvel_agp_setup()
917 		kfree(aper);  in marvel_agp_setup()
922 		aper->arena->dma_base + aper->pg_start * PAGE_SIZE;  in marvel_agp_setup()
923 	agp->aperture.size = aper->pg_count * PAGE_SIZE;  in marvel_agp_setup()
924 	agp->aperture.sysdata = aper;  in marvel_agp_setup()
932 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_cleanup()  local
935 	status = iommu_release(aper->arena, aper->pg_start, aper->pg_count);  in marvel_agp_cleanup()
939 		iommu_unbind(aper->arena, aper->pg_start, aper->pg_count);  in marvel_agp_cleanup()
940 		status = iommu_release(aper->arena, aper->pg_start,   in marvel_agp_cleanup()
941 				       aper->pg_count);  in marvel_agp_cleanup()
946 	kfree(aper);  in marvel_agp_cleanup()
1017 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_bind_memory()  local
1018 	return iommu_bind(aper->arena, aper->pg_start + pg_start,   in marvel_agp_bind_memory()
1025 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_unbind_memory()  local
1026 	return iommu_unbind(aper->arena, aper->pg_start + pg_start,  in marvel_agp_unbind_memory()
1033 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_translate()  local
1034 	unsigned long baddr = addr - aper->arena->dma_base;  in marvel_agp_translate()
1043 	pte = aper->arena->ptes[baddr >> PAGE_SHIFT];  in marvel_agp_translate()