- list_for_each_entry(chunk, &umem->chunk_list, list) {
- /* get all the dma regions from the chunk. */
- for (i = 0; i < chunk->nmap; i++) {
- pages = sg_dma_len(&chunk->page_list[i]) >> shift;
- for (pg_cnt = 0; pg_cnt < pages; pg_cnt++) {
- /* store the page address in pbe */
- pbe->pa_lo =
- cpu_to_le32(sg_dma_address
- (&chunk->page_list[i]) +
- (umem->page_size * pg_cnt));
- pbe->pa_hi =
- cpu_to_le32(upper_32_bits
- ((sg_dma_address
- (&chunk->page_list[i]) +
- umem->page_size * pg_cnt)));
- pbe_cnt += 1;
- total_num_pbes += 1;
- pbe++;
-
- /* if done building pbes, issue the mbx cmd. */
- if (total_num_pbes == num_pbes)
- return;
-
- /* if the given pbl is full storing the pbes,
- * move to next pbl.
- */
- if (pbe_cnt ==
- (mr->hwmr.pbl_size / sizeof(u64))) {
- pbl_tbl++;
- pbe = (struct ocrdma_pbe *)pbl_tbl->va;
- pbe_cnt = 0;
- }
+ for_each_sg(umem->sg_head.sgl, sg, umem->nmap, entry) {
+ pages = sg_dma_len(sg) >> shift;
+ for (pg_cnt = 0; pg_cnt < pages; pg_cnt++) {
+ /* store the page address in pbe */
+ pbe->pa_lo =
+ cpu_to_le32(sg_dma_address
+ (sg) +
+ (umem->page_size * pg_cnt));
+ pbe->pa_hi =
+ cpu_to_le32(upper_32_bits
+ ((sg_dma_address
+ (sg) +
+ umem->page_size * pg_cnt)));
+ pbe_cnt += 1;
+ total_num_pbes += 1;
+ pbe++;
+
+ /* if done building pbes, issue the mbx cmd. */
+ if (total_num_pbes == num_pbes)
+ return;
+
+ /* if the given pbl is full storing the pbes,
+ * move to next pbl.
+ */
+ if (pbe_cnt ==
+ (mr->hwmr.pbl_size / sizeof(u64))) {
+ pbl_tbl++;
+ pbe = (struct ocrdma_pbe *)pbl_tbl->va;
+ pbe_cnt = 0;