| 1377 | } |
| 1378 | |
| 1379 | static int |
| 1380 | dpaa2_qdma_reset(struct rte_dma_dev *dev) |
| 1381 | { |
| 1382 | struct dpaa2_dpdmai_dev *dpdmai_dev = dev->data->dev_private; |
| 1383 | struct qdma_device *qdma_dev = dpdmai_dev->qdma_dev; |
| 1384 | int i; |
| 1385 | |
| 1386 | DPAA2_QDMA_FUNC_TRACE(); |
| 1387 | |
| 1388 | /* In case QDMA device is not in stopped state, return -EBUSY */ |
| 1389 | if (qdma_dev->state == 1) { |
| 1390 | DPAA2_QDMA_ERR( |
| 1391 | "Device is in running state. Stop before reset."); |
| 1392 | return -EBUSY; |
| 1393 | } |
| 1394 | |
| 1395 | /* In case there are pending jobs on any VQ, return -EBUSY */ |
| 1396 | for (i = 0; i < qdma_dev->num_vqs; i++) { |
| 1397 | if (qdma_dev->vqs[i].in_use && (qdma_dev->vqs[i].num_enqueues != |
| 1398 | qdma_dev->vqs[i].num_dequeues)) { |
| 1399 | DPAA2_QDMA_ERR("Jobs are still pending on VQ: %d", i); |
| 1400 | return -EBUSY; |
| 1401 | } |
| 1402 | } |
| 1403 | |
| 1404 | /* Reset and free virtual queues */ |
| 1405 | for (i = 0; i < qdma_dev->num_vqs; i++) { |
| 1406 | rte_ring_free(qdma_dev->vqs[i].status_ring); |
| 1407 | } |
| 1408 | rte_free(qdma_dev->vqs); |
| 1409 | qdma_dev->vqs = NULL; |
| 1410 | |
| 1411 | /* Reset QDMA device structure */ |
| 1412 | qdma_dev->num_vqs = 0; |
| 1413 | |
| 1414 | return 0; |
| 1415 | } |
| 1416 | |
| 1417 | static int |
| 1418 | dpaa2_qdma_close(__rte_unused struct rte_dma_dev *dev) |
no test coverage detected