| 560 | } |
| 561 | |
| 562 | int |
| 563 | roc_ree_dev_init(struct roc_ree_vf *vf) |
| 564 | { |
| 565 | struct plt_pci_device *pci_dev; |
| 566 | struct ree *ree; |
| 567 | struct dev *dev; |
| 568 | uint8_t max_matches = 0; |
| 569 | uint16_t nb_queues = 0; |
| 570 | int rc; |
| 571 | |
| 572 | if (vf == NULL || vf->pci_dev == NULL) |
| 573 | return -EINVAL; |
| 574 | |
| 575 | PLT_STATIC_ASSERT(sizeof(struct ree) <= ROC_REE_MEM_SZ); |
| 576 | |
| 577 | ree = roc_ree_to_ree_priv(vf); |
| 578 | memset(ree, 0, sizeof(*ree)); |
| 579 | vf->dev = &ree->dev; |
| 580 | |
| 581 | pci_dev = vf->pci_dev; |
| 582 | dev = vf->dev; |
| 583 | |
| 584 | /* Initialize device */ |
| 585 | rc = dev_init(dev, pci_dev); |
| 586 | if (rc) { |
| 587 | plt_err("Failed to init roc device"); |
| 588 | goto fail; |
| 589 | } |
| 590 | |
| 591 | /* Get REE block address */ |
| 592 | vf->block_address = ree_get_blkaddr(dev); |
| 593 | if (!vf->block_address) { |
| 594 | plt_err("Could not determine block PF number"); |
| 595 | goto fail; |
| 596 | } |
| 597 | |
| 598 | /* Get number of queues available on the device */ |
| 599 | rc = roc_ree_available_queues_get(vf, &nb_queues); |
| 600 | if (rc) { |
| 601 | plt_err("Could not determine the number of queues available"); |
| 602 | goto fail; |
| 603 | } |
| 604 | |
| 605 | /* Don't exceed the limits set per VF */ |
| 606 | nb_queues = RTE_MIN(nb_queues, REE_MAX_QUEUES_PER_VF); |
| 607 | |
| 608 | if (nb_queues == 0) { |
| 609 | plt_err("No free queues available on the device"); |
| 610 | goto fail; |
| 611 | } |
| 612 | |
| 613 | vf->max_queues = nb_queues; |
| 614 | |
| 615 | plt_ree_dbg("Max queues supported by device: %d", vf->max_queues); |
| 616 | |
| 617 | /* Get number of maximum matches supported on the device */ |
| 618 | rc = roc_ree_max_matches_get(vf, &max_matches); |
| 619 | if (rc) { |
no test coverage detected