Introduce a rte flow query function as a pre-step towards reading HW
statistics of fully offloaded flows.
Signed-off-by: Eli Britstein <el...@mellanox.com>
Reviewed-by: Oz Shlomo <o...@mellanox.com>
---
lib/netdev-dpdk.c | 25 +++++++++++++++++++++++++
lib/netdev-dpdk.h | 6 ++++++
2 files changed, 31 insertions(+)
diff --git a/lib/netdev-dpdk.c b/lib/netdev-dpdk.c
index da1349b69..e63a496c1 100644
--- a/lib/netdev-dpdk.c
+++ b/lib/netdev-dpdk.c
@@ -4737,6 +4737,31 @@ netdev_dpdk_rte_flow_create(struct netdev *netdev,
return flow;
}
+int
+netdev_dpdk_rte_flow_query(struct netdev *netdev,
+ struct rte_flow *rte_flow,
+ struct rte_flow_query_count *query,
+ struct rte_flow_error *error)
+{
+ struct netdev_dpdk *dev = netdev_dpdk_cast(netdev);
+ struct rte_flow_action_count count = {};
+ const struct rte_flow_action actions[] = {
+ {
+ .type = RTE_FLOW_ACTION_TYPE_COUNT,
+ .conf = &count,
+ },
+ {
+ .type = RTE_FLOW_ACTION_TYPE_END,
+ },
+ };
+ int ret;
+
+ ovs_mutex_lock(&dev->mutex);
+ ret = rte_flow_query(dev->port_id, rte_flow, actions, query, error);
+ ovs_mutex_unlock(&dev->mutex);
+ return ret;
+}
+
#define NETDEV_DPDK_CLASS_COMMON \
.is_pmd = true, \
.alloc = netdev_dpdk_alloc, \
diff --git a/lib/netdev-dpdk.h b/lib/netdev-dpdk.h
index 60631c4f0..ed7cb235a 100644
--- a/lib/netdev-dpdk.h
+++ b/lib/netdev-dpdk.h
@@ -31,6 +31,7 @@ struct rte_flow_error;
struct rte_flow_attr;
struct rte_flow_item;
struct rte_flow_action;
+struct rte_flow_query_count;
void netdev_dpdk_register(void);
void free_dpdk_buf(struct dp_packet *);
@@ -47,6 +48,11 @@ netdev_dpdk_rte_flow_create(struct netdev *netdev,
const struct rte_flow_item *items,
const struct rte_flow_action *actions,
struct rte_flow_error *error);
+int
+netdev_dpdk_rte_flow_query(struct netdev *netdev,
+ struct rte_flow *rte_flow,
+ struct rte_flow_query_count *query,
+ struct rte_flow_error *error);
#else
--
2.14.5
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