net/softnic: support flow destroy

pmd_flow_destroy() API is added to destroy the
created flow.

Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Signed-off-by: Reshma Pattan <reshma.pattan@intel.com>

diff --git a/drivers/net/softnic/rte_eth_softnic_flow.c b/drivers/net/softnic/rte_eth_softnic_flow.c
index d3c9496..90387b3 100644 (file)
--- a/drivers/net/softnic/rte_eth_softnic_flow.c
+++ b/drivers/net/softnic/rte_eth_softnic_flow.c
@@ -1616,7 +1616,46 @@ pmd_flow_create(struct rte_eth_dev *dev,
        return flow;
 }
 
+static int
+pmd_flow_destroy(struct rte_eth_dev *dev,
+       struct rte_flow *flow,
+       struct rte_flow_error *error)
+{
+       struct pmd_internals *softnic = dev->data->dev_private;
+       struct softnic_table *table;
+       int status;
+
+       /* Check input parameters. */
+       if (flow == NULL)
+               return rte_flow_error_set(error,
+                       EINVAL,
+                       RTE_FLOW_ERROR_TYPE_HANDLE,
+                       NULL,
+                       "Null flow");
+
+       table = &flow->pipeline->table[flow->table_id];
+
+       /* Rule delete. */
+       status = softnic_pipeline_table_rule_delete(softnic,
+               flow->pipeline->name,
+               flow->table_id,
+               &flow->match);
+       if (status)
+               return rte_flow_error_set(error,
+                       EINVAL,
+                       RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+                       NULL,
+                       "Pipeline table rule delete failed");
+
+       /* Flow delete. */
+       TAILQ_REMOVE(&table->flows, flow, node);
+       free(flow);
+
+       return 0;
+}
+
 const struct rte_flow_ops pmd_flow_ops = {
        .validate = pmd_flow_validate,
        .create = pmd_flow_create,
+       .destroy = pmd_flow_destroy,
 };