Function sfc_try_start

dpdk/drivers/net/sfc/sfc.c:436–552

}

static int
sfc_try_start(struct sfc_adapter *sa)
{
	const efx_nic_cfg_t *encp;
	int rc;

	sfc_log_init(sa, "entry");

	SFC_ASSERT(sfc_adapter_is_locked(sa));
	SFC_ASSERT(sa->state == SFC_ETHDEV_STARTING);

	sfc_log_init(sa, "set FW subvariant");
	rc = sfc_set_fw_subvariant(sa);
	if (rc != 0)
		goto fail_set_fw_subvariant;

	sfc_log_init(sa, "set resource limits");
	rc = sfc_set_drv_limits(sa);
	if (rc != 0)
		goto fail_set_drv_limits;

	sfc_log_init(sa, "init nic");
	rc = efx_nic_init(sa->nic);
	if (rc != 0)
		goto fail_nic_init;

	sfc_log_init(sa, "reconfigure NIC DMA");
	rc = efx_nic_dma_reconfigure(sa->nic);
	if (rc != 0) {
		sfc_err(sa, "cannot reconfigure NIC DMA: %s", rte_strerror(rc));
		goto fail_nic_dma_reconfigure;
	}

	encp = efx_nic_cfg_get(sa->nic);

	/*
	 * Refresh (since it may change on NIC reset/restart) a copy of
	 * supported tunnel encapsulations in shared memory to be used
	 * on supported Rx packet type classes get.
	 */
	sa->priv.shared->tunnel_encaps =
		encp->enc_tunnel_encapsulations_supported;

	if (encp->enc_tunnel_encapsulations_supported != 0) {
		sfc_log_init(sa, "apply tunnel config");
		rc = efx_tunnel_reconfigure(sa->nic);
		if (rc != 0)
			goto fail_tunnel_reconfigure;
	}

	rc = sfc_intr_start(sa);
	if (rc != 0)
		goto fail_intr_start;

	rc = sfc_ev_start(sa);
	if (rc != 0)
		goto fail_ev_start;