59 	size_t npages, pg_index;  in px_fdvma_load()  local
63 	npages = MMU_BTOPR(len + offset);  in px_fdvma_load()
64 	if (!npages)  in px_fdvma_load()
69 	if (index + npages > mp->dmai_ndvmapages) {  in px_fdvma_load()
73 		    index, npages);  in px_fdvma_load()
76 	fdvma_p->pagecnt[index] = npages;  in px_fdvma_load()
89 	if (px_lib_iommu_map(dip, PCI_TSBID(0, pg_index), npages,  in px_fdvma_load()
105 	size_t npages = fdvma_p->pagecnt[index];  in px_fdvma_unload()  local
110 	    mp->dmai_mapping, MMU_PTOB(index), MMU_PTOB(npages));  in px_fdvma_unload()
112 	px_mmu_unmap_pages(px_p->px_mmu_p, mp, dvma_pg, npages);  in px_fdvma_unload()
137 	size_t npages;  in px_fdvma_reserve()  local
159 	npages = dmareq->dmar_object.dmao_size;  in px_fdvma_reserve()
160 	if ((long)atomic_add_long_nv(&mmu_p->mmu_dvma_reserve, -npages) < 0) {  in px_fdvma_reserve()
161 		atomic_add_long(&mmu_p->mmu_dvma_reserve, npages);  in px_fdvma_reserve()
177 	    MMU_PTOB(npages), MMU_PAGE_SIZE, 0,  in px_fdvma_reserve()
181 		atomic_add_long(&mmu_p->mmu_dvma_reserve, npages);  in px_fdvma_reserve()
190 	fdvma_p->pagecnt = kmem_alloc(npages * sizeof (uint_t), KM_SLEEP);  in px_fdvma_reserve()
202 	mp->dmai_ndvmapages = npages;  in px_fdvma_reserve()
203 	mp->dmai_size = npages * MMU_PAGE_SIZE;  in px_fdvma_reserve()
220 	    mp, mp->dmai_mapping, npages, fdvma_p);  in px_fdvma_reserve()
229 	size_t npages;  in px_fdvma_release()  local
244 	npages = mp->dmai_ndvmapages;  in px_fdvma_release()
246 	    MMU_PTOB(npages));  in px_fdvma_release()
248 	atomic_add_long(&mmu_p->mmu_dvma_reserve, npages);  in px_fdvma_release()
258 	kmem_free(fdvma_p->pagecnt, npages * sizeof (uint_t));  in px_fdvma_release()