This patch adds a function to destroy the flow fliter.
Signed-off-by: Wei Zhao <wei.zh...@intel.com>
---
drivers/net/e1000/igb_flow.c | 100 ++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 99 insertions(+), 1 deletion(-)
diff --git a/drivers/net/e1000/igb_flow.c b/drivers/net/e1000/igb_flow.c
index 05665ec..af1f909 100644
--- a/drivers/net/e1000/igb_flow.c
+++ b/drivers/net/e1000/igb_flow.c
@@ -1468,10 +1468,108 @@ igb_flow_validate(__rte_unused struct rte_eth_dev *dev,
return ret;
}
+/* Destroy a flow rule on igb. */
+static int
+igb_flow_destroy(struct rte_eth_dev *dev,
+ struct rte_flow *flow,
+ struct rte_flow_error *error)
+{
+ int ret;
+ struct rte_flow *pmd_flow = flow;
+ enum rte_filter_type filter_type = pmd_flow->filter_type;
+ struct rte_eth_ntuple_filter ntuple_filter;
+ struct rte_eth_ethertype_filter ethertype_filter;
+ struct rte_eth_syn_filter syn_filter;
+ struct rte_eth_flex_filter flex_filter;
+ struct igb_ntuple_filter_ele *ntuple_filter_ptr;
+ struct igb_ethertype_filter_ele *ethertype_filter_ptr;
+ struct igb_eth_syn_filter_ele *syn_filter_ptr;
+ struct igb_flex_filter_ele *flex_filter_ptr;
+ struct igb_flow_mem *igb_flow_mem_ptr;
+
+ switch (filter_type) {
+ case RTE_ETH_FILTER_NTUPLE:
+ ntuple_filter_ptr = (struct igb_ntuple_filter_ele *)
+ pmd_flow->rule;
+ (void)rte_memcpy(&ntuple_filter,
+ &ntuple_filter_ptr->filter_info,
+ sizeof(struct rte_eth_ntuple_filter));
+ ret = igb_add_del_ntuple_filter(dev, &ntuple_filter, FALSE);
+ if (!ret) {
+ TAILQ_REMOVE(&igb_filter_ntuple_list,
+ ntuple_filter_ptr, entries);
+ rte_free(ntuple_filter_ptr);
+ }
+ break;
+ case RTE_ETH_FILTER_ETHERTYPE:
+ ethertype_filter_ptr = (struct igb_ethertype_filter_ele *)
+ pmd_flow->rule;
+ (void)rte_memcpy(ðertype_filter,
+ ðertype_filter_ptr->filter_info,
+ sizeof(struct rte_eth_ethertype_filter));
+ ret = igb_add_del_ethertype_filter(dev,
+ ðertype_filter, FALSE);
+ if (!ret) {
+ TAILQ_REMOVE(&igb_filter_ethertype_list,
+ ethertype_filter_ptr, entries);
+ rte_free(ethertype_filter_ptr);
+ }
+ break;
+ case RTE_ETH_FILTER_SYN:
+ syn_filter_ptr = (struct igb_eth_syn_filter_ele *)
+ pmd_flow->rule;
+ (void)rte_memcpy(&syn_filter,
+ &syn_filter_ptr->filter_info,
+ sizeof(struct rte_eth_syn_filter));
+ ret = eth_igb_syn_filter_set(dev, &syn_filter, FALSE);
+ if (!ret) {
+ TAILQ_REMOVE(&igb_filter_syn_list,
+ syn_filter_ptr, entries);
+ rte_free(syn_filter_ptr);
+ }
+ break;
+ case RTE_ETH_FILTER_FLEXIBLE:
+ flex_filter_ptr = (struct igb_flex_filter_ele *)
+ pmd_flow->rule;
+ (void)rte_memcpy(&flex_filter, &flex_filter_ptr->filter_info,
+ sizeof(struct rte_eth_flex_filter));
+ ret = eth_igb_add_del_flex_filter(dev, &flex_filter, FALSE);
+ if (!ret) {
+ TAILQ_REMOVE(&igb_filter_flex_list,
+ flex_filter_ptr, entries);
+ rte_free(flex_filter_ptr);
+ }
+ break;
+ default:
+ PMD_DRV_LOG(WARNING, "Filter type (%d) not supported",
+ filter_type);
+ ret = -EINVAL;
+ break;
+ }
+
+ if (ret) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE,
+ NULL, "Failed to destroy flow");
+ return ret;
+ }
+
+ TAILQ_FOREACH(igb_flow_mem_ptr, &igb_flow_list, entries) {
+ if (igb_flow_mem_ptr->flow == pmd_flow) {
+ TAILQ_REMOVE(&igb_flow_list,
+ igb_flow_mem_ptr, entries);
+ rte_free(igb_flow_mem_ptr);
+ }
+ }
+ rte_free(flow);
+
+ return ret;
+}
+
const struct rte_flow_ops igb_flow_ops = {
igb_flow_validate,
igb_flow_create,
- NULL,
+ igb_flow_destroy,
NULL,
NULL,
};
\ No newline at end of file
--
2.9.3
