Function dlb2_eventdev_pci_init

dpdk/drivers/event/dlb2/pf/dlb2_pf.c:697–780

PCI DEV HOOKS */

/* PCI DEV HOOKS */
static int
dlb2_eventdev_pci_init(struct rte_eventdev *eventdev)
{
	int ret = 0;
	struct rte_pci_device *pci_dev;
	struct dlb2_devargs dlb2_args = {
		.socket_id = rte_socket_id(),
		.max_num_events = DLB2_MAX_NUM_LDB_CREDITS,
		.producer_coremask = NULL,
		.num_dir_credits_override = -1,
		.qid_depth_thresholds = { {0} },
		.poll_interval = DLB2_POLL_INTERVAL_DEFAULT,
		.sw_credit_quanta = DLB2_SW_CREDIT_QUANTA_DEFAULT,
		.hw_credit_quanta = DLB2_SW_CREDIT_BATCH_SZ,
		.default_depth_thresh = DLB2_DEPTH_THRESH_DEFAULT,
		.max_cq_depth = DLB2_DEFAULT_CQ_DEPTH,
		.max_enq_depth = DLB2_MAX_ENQUEUE_DEPTH
	};
	struct dlb2_eventdev *dlb2;
	int q;
	const void *probe_args = NULL;

	DLB2_LOG_DBG("Enter with dev_id=%d socket_id=%d",
		     eventdev->data->dev_id, eventdev->data->socket_id);

	for (q = 0; q < DLB2_MAX_NUM_PORTS_ALL; q++)
		dlb2_args.port_cos.cos_id[q] = DLB2_COS_DEFAULT;

	dlb2_pf_iface_fn_ptrs_init();

	pci_dev = RTE_DEV_TO_PCI(eventdev->dev);

	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
		dlb2 = dlb2_pmd_priv(eventdev); /* rte_zmalloc_socket mem */
		dlb2->version = DLB2_HW_DEVICE_FROM_PCI_ID(pci_dev);
		if (dlb2->version == DLB2_HW_V2_5)
			dlb2_args.max_num_events = DLB2_MAX_NUM_CREDITS(DLB2_HW_V2_5);

		/* Were we invoked with runtime parameters? */
		if (pci_dev->device.devargs) {
			ret = dlb2_parse_params(pci_dev->device.devargs->args,
						pci_dev->device.devargs->name,
						&dlb2_args,
						dlb2->version);
			if (ret) {
				DLB2_LOG_ERR("PFPMD failed to parse args ret=%d, errno=%d",
					     ret, rte_errno);
				goto dlb2_probe_failed;
			}
			probe_args = &dlb2_args;
		}

		/* Probe the DLB2 PF layer */
		dlb2->qm_instance.pf_dev = dlb2_probe(pci_dev, probe_args);

		if (dlb2->qm_instance.pf_dev == NULL) {
			DLB2_LOG_ERR("DLB2 PF Probe failed with error %d",
				     rte_errno);