24 extern void dvma_unmap_iommu(unsigned long baddr, int len);
152 static inline unsigned long get_baddr(int len, unsigned long align)  in get_baddr()  argument
173 			newlen = len + ((hole->end - len) & (align-1));  in get_baddr()
175 			newlen = len;  in get_baddr()
206 	unsigned long len;  in free_baddr()  local
212 	len = dvma_entry_use(baddr);  in free_baddr()
215 	dvma_unmap_iommu(baddr, len);  in free_baddr()
219 	dvma_free_bytes += len;  in free_baddr()
226 			hole->end += len;  in free_baddr()
227 			hole->size += len;  in free_baddr()
229 		} else if(hole->start == (baddr + len)) {  in free_baddr()
231 			hole->size += len;  in free_baddr()
240 	hole->end = baddr + len;  in free_baddr()
241 	hole->size = len;  in free_baddr()
280 unsigned long dvma_map_align(unsigned long kaddr, int len, int align)  in dvma_map_align()  argument
286 	if(!len)  in dvma_map_align()
287 		len = 0x800;  in dvma_map_align()
289 	if(!kaddr || !len) {  in dvma_map_align()
297 	       len, kaddr);  in dvma_map_align()
301 	len += off;  in dvma_map_align()
302 	len = ((len + (DVMA_PAGE_SIZE-1)) & DVMA_PAGE_MASK);  in dvma_map_align()
309 	baddr = get_baddr(len, align);  in dvma_map_align()
312 	if(!dvma_map_iommu(kaddr, baddr, len))  in dvma_map_align()
315 	printk("dvma_map failed kaddr %lx baddr %lx len %x\n", kaddr, baddr, len);  in dvma_map_align()
337 void *dvma_malloc_align(unsigned long len, unsigned long align)  in dvma_malloc_align()  argument
343 	if(!len)  in dvma_malloc_align()
347 	printk("dvma_malloc request %lx bytes\n", len);  in dvma_malloc_align()
349 	len = ((len + (DVMA_PAGE_SIZE-1)) & DVMA_PAGE_MASK);  in dvma_malloc_align()
351         if((kaddr = __get_free_pages(GFP_ATOMIC, get_order(len))) == 0)  in dvma_malloc_align()
354 	if((baddr = (unsigned long)dvma_map_align(kaddr, len, align)) == 0) {  in dvma_malloc_align()
355 		free_pages(kaddr, get_order(len));  in dvma_malloc_align()
361 	if(dvma_map_cpu(kaddr, vaddr, len) < 0) {  in dvma_malloc_align()
363 		free_pages(kaddr, get_order(len));  in dvma_malloc_align()
369 	       len, kaddr, baddr);  in dvma_malloc_align()