27 int mem_check_range(struct rxe_mem *mem, u64 iova, size_t length)  in mem_check_range()  argument
36 		    length > mem->length ||  in mem_check_range()
37 		    iova > mem->iova + mem->length - length)  in mem_check_range()
127 		      u64 length, u64 iova, int access, struct ib_udata *udata,  in rxe_mem_init_user()  argument
138 	umem = ib_umem_get(pd->ibpd.device, start, length, access);  in rxe_mem_init_user()
163 	if (length > 0) {  in rxe_mem_init_user()
192 	mem->length		= length;  in rxe_mem_init_user()
240 	u64			length;  in lookup_iova()  local
251 		length = mem->map[map_index]->buf[buf_index].size;  in lookup_iova()
253 		while (offset >= length) {  in lookup_iova()
254 			offset -= length;  in lookup_iova()
261 			length = mem->map[map_index]->buf[buf_index].size;  in lookup_iova()
270 void *iova_to_vaddr(struct rxe_mem *mem, u64 iova, int length)  in iova_to_vaddr()  argument
287 	if (mem_check_range(mem, iova, length)) {  in iova_to_vaddr()
295 	if (offset + length > mem->map[m]->buf[n].size) {  in iova_to_vaddr()
307 /* copy data from a range (vaddr, vaddr+length-1) to or from
311 int rxe_mem_copy(struct rxe_mem *mem, u64 iova, void *addr, int length,  in rxe_mem_copy()  argument
324 	if (length == 0)  in rxe_mem_copy()
336 		memcpy(dest, src, length);  in rxe_mem_copy()
340 					*crcp, dest, length);  in rxe_mem_copy()
347 	err = mem_check_range(mem, iova, length);  in rxe_mem_copy()
358 	while (length > 0) {  in rxe_mem_copy()
367 		if (bytes > length)  in rxe_mem_copy()
368 			bytes = length;  in rxe_mem_copy()
376 		length	-= bytes;  in rxe_mem_copy()
407 	int			length,  in copy_data()  argument
419 	if (length == 0)  in copy_data()
422 	if (length > resid) {  in copy_data()
427 	if (sge->length && (offset < sge->length)) {  in copy_data()
435 	while (length > 0) {  in copy_data()
436 		bytes = length;  in copy_data()
438 		if (offset >= sge->length) {  in copy_data()
452 			if (sge->length) {  in copy_data()
464 		if (bytes > sge->length - offset)  in copy_data()
465 			bytes = sge->length - offset;  in copy_data()
476 			length	-= bytes;  in copy_data()
496 int advance_dma_data(struct rxe_dma_info *dma, unsigned int length)  in advance_dma_data()  argument
502 	while (length) {  in advance_dma_data()
505 		if (offset >= sge->length) {  in advance_dma_data()
513 		bytes = length;  in advance_dma_data()
515 		if (bytes > sge->length - offset)  in advance_dma_data()
516 			bytes = sge->length - offset;  in advance_dma_data()
520 		length	-= bytes;  in advance_dma_data()