910 	struct marvel_agp_aperture *aper;  in marvel_agp_setup()  local
915 	aper = kmalloc(sizeof(*aper), GFP_KERNEL);  in marvel_agp_setup()
916 	if (aper == NULL) return -ENOMEM;  in marvel_agp_setup()
918 	aper->arena = agp->hose->sg_pci;  in marvel_agp_setup()
919 	aper->pg_count = alpha_agpgart_size / PAGE_SIZE;  in marvel_agp_setup()
920 	aper->pg_start = iommu_reserve(aper->arena, aper->pg_count,  in marvel_agp_setup()
921 				       aper->pg_count - 1);  in marvel_agp_setup()
923 	if (aper->pg_start < 0) {  in marvel_agp_setup()
925 		kfree(aper);  in marvel_agp_setup()
930 		aper->arena->dma_base + aper->pg_start * PAGE_SIZE;  in marvel_agp_setup()
931 	agp->aperture.size = aper->pg_count * PAGE_SIZE;  in marvel_agp_setup()
932 	agp->aperture.sysdata = aper;  in marvel_agp_setup()
940 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_cleanup()  local
943 	status = iommu_release(aper->arena, aper->pg_start, aper->pg_count);  in marvel_agp_cleanup()
947 		iommu_unbind(aper->arena, aper->pg_start, aper->pg_count);  in marvel_agp_cleanup()
948 		status = iommu_release(aper->arena, aper->pg_start,   in marvel_agp_cleanup()
949 				       aper->pg_count);  in marvel_agp_cleanup()
954 	kfree(aper);  in marvel_agp_cleanup()
1025 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_bind_memory()  local
1026 	return iommu_bind(aper->arena, aper->pg_start + pg_start,   in marvel_agp_bind_memory()
1033 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_unbind_memory()  local
1034 	return iommu_unbind(aper->arena, aper->pg_start + pg_start,  in marvel_agp_unbind_memory()
1041 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;  in marvel_agp_translate()  local
1042 	unsigned long baddr = addr - aper->arena->dma_base;  in marvel_agp_translate()
1051 	pte = aper->arena->ptes[baddr >> PAGE_SHIFT];  in marvel_agp_translate()