net/sfc: support action VXLAN decap in transfer rules

If there is no VXLAN among pattern items, the action will be turned down.

Signed-off-by: Ivan Malov <ivan.malov@oktetlabs.ru>
Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Reviewed-by: Andy Moreton <amoreton@xilinx.com>

diff --git a/drivers/net/sfc/sfc_mae.c b/drivers/net/sfc/sfc_mae.c
index 5eb3f4a..8afa093 100644 (file)
--- a/drivers/net/sfc/sfc_mae.c
+++ b/drivers/net/sfc/sfc_mae.c
@@ -2501,6 +2501,7 @@ sfc_mae_rule_parse_action_port_id(struct sfc_adapter *sa,
 static int
 sfc_mae_rule_parse_action(struct sfc_adapter *sa,
                          const struct rte_flow_action *action,
+                         const struct sfc_mae_outer_rule *outer_rule,
                          struct sfc_mae_actions_bundle *bundle,
                          efx_mae_actions_t *spec,
                          struct rte_flow_error *error)
@@ -2509,6 +2510,15 @@ sfc_mae_rule_parse_action(struct sfc_adapter *sa,
        int rc = 0;
 
        switch (action->type) {
+       case RTE_FLOW_ACTION_TYPE_VXLAN_DECAP:
+               SFC_BUILD_SET_OVERFLOW(RTE_FLOW_ACTION_TYPE_VXLAN_DECAP,
+                                      bundle->actions_mask);
+               if (outer_rule == NULL ||
+                   outer_rule->encap_type != EFX_TUNNEL_PROTOCOL_VXLAN)
+                       rc = EINVAL;
+               else
+                       rc = efx_mae_action_set_populate_decap(spec);
+               break;
        case RTE_FLOW_ACTION_TYPE_OF_POP_VLAN:
                SFC_BUILD_SET_OVERFLOW(RTE_FLOW_ACTION_TYPE_OF_POP_VLAN,
                                       bundle->actions_mask);
@@ -2643,8 +2653,8 @@ sfc_mae_rule_parse_actions(struct sfc_adapter *sa,
                if (rc != 0)
                        goto fail_rule_parse_action;
 
-               rc = sfc_mae_rule_parse_action(sa, action, &bundle, spec,
-                                              error);
+               rc = sfc_mae_rule_parse_action(sa, action, spec_mae->outer_rule,
+                                              &bundle, spec, error);
                if (rc != 0)
                        goto fail_rule_parse_action;
        }