+static void
+eth_bond_slave_inherit_dev_info_tx_next(struct bond_dev_private *internals,
+ const struct rte_eth_dev_info *di)
+{
+ struct rte_eth_txconf *txconf_i = &internals->default_txconf;
+ const struct rte_eth_txconf *txconf = &di->default_txconf;
+
+ internals->tx_offload_capa &= di->tx_offload_capa;
+ internals->tx_queue_offload_capa &= di->tx_queue_offload_capa;
+
+ /*
+ * Adding a new slave device may cause some of previously inherited
+ * offloads to be withdrawn from the internal tx_queue_offload_capa
+ * value. Thus, the new internal value of default Tx queue offloads
+ * has to be masked by tx_queue_offload_capa to make sure that only
+ * commonly supported offloads are preserved from both the previous
+ * value and the value being inhereted from the new slave device.
+ */
+ txconf_i->offloads = (txconf_i->offloads | txconf->offloads) &
+ internals->tx_queue_offload_capa;
+}
+
+static void
+eth_bond_slave_inherit_desc_lim_first(struct rte_eth_desc_lim *bond_desc_lim,
+ const struct rte_eth_desc_lim *slave_desc_lim)
+{
+ memcpy(bond_desc_lim, slave_desc_lim, sizeof(*bond_desc_lim));
+}
+
+static int
+eth_bond_slave_inherit_desc_lim_next(struct rte_eth_desc_lim *bond_desc_lim,
+ const struct rte_eth_desc_lim *slave_desc_lim)
+{
+ bond_desc_lim->nb_max = RTE_MIN(bond_desc_lim->nb_max,
+ slave_desc_lim->nb_max);
+ bond_desc_lim->nb_min = RTE_MAX(bond_desc_lim->nb_min,
+ slave_desc_lim->nb_min);
+ bond_desc_lim->nb_align = RTE_MAX(bond_desc_lim->nb_align,
+ slave_desc_lim->nb_align);
+
+ if (bond_desc_lim->nb_min > bond_desc_lim->nb_max ||
+ bond_desc_lim->nb_align > bond_desc_lim->nb_max) {
+ RTE_BOND_LOG(ERR, "Failed to inherit descriptor limits");
+ return -EINVAL;
+ }
+
+ /* Treat maximum number of segments equal to 0 as unspecified */
+ if (slave_desc_lim->nb_seg_max != 0 &&
+ (bond_desc_lim->nb_seg_max == 0 ||
+ slave_desc_lim->nb_seg_max < bond_desc_lim->nb_seg_max))
+ bond_desc_lim->nb_seg_max = slave_desc_lim->nb_seg_max;
+ if (slave_desc_lim->nb_mtu_seg_max != 0 &&
+ (bond_desc_lim->nb_mtu_seg_max == 0 ||
+ slave_desc_lim->nb_mtu_seg_max < bond_desc_lim->nb_mtu_seg_max))
+ bond_desc_lim->nb_mtu_seg_max = slave_desc_lim->nb_mtu_seg_max;
+
+ return 0;