4 files changed, 74 insertions, 0 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c
index 477e3f2d616d..d91a7834f91f 100644
--- a/drivers/net/ethernet/intel/ice/ice_eswitch.c
+++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c
@@ -7,6 +7,7 @@
 #include "ice_fltr.h"
 #include "ice_repr.h"
 #include "ice_devlink.h"
+#include "ice_tc_lib.h"
 
 /**
  * ice_eswitch_setup_env - configure switchdev HW filters
@@ -645,6 +646,8 @@ int ice_eswitch_rebuild(struct ice_pf *pf)
 
 	ice_eswitch_remap_rings_to_vectors(pf);
 
+	ice_replay_tc_fltrs(pf);
+
 	status = ice_vsi_open(ctrl_vsi);
 	if (status)
 		return status;
diff --git a/drivers/net/ethernet/intel/ice/ice_repr.c b/drivers/net/ethernet/intel/ice/ice_repr.c
index cb83f58d7c71..c49eeea7cb67 100644
--- a/drivers/net/ethernet/intel/ice/ice_repr.c
+++ b/drivers/net/ethernet/intel/ice/ice_repr.c
@@ -5,6 +5,7 @@
 #include "ice_eswitch.h"
 #include "ice_devlink.h"
 #include "ice_virtchnl_pf.h"
+#include "ice_tc_lib.h"
 
 /**
  * ice_repr_get_sw_port_id - get port ID associated with representor
@@ -141,6 +142,55 @@ ice_repr_get_devlink_port(struct net_device *netdev)
 	return &repr->vf->devlink_port;
 }
 
+static int
+ice_repr_setup_tc_cls_flower(struct ice_repr *repr,
+			     struct flow_cls_offload *flower)
+{
+	switch (flower->command) {
+	case FLOW_CLS_REPLACE:
+		return ice_add_cls_flower(repr->netdev, repr->src_vsi, flower);
+	case FLOW_CLS_DESTROY:
+		return ice_del_cls_flower(repr->src_vsi, flower);
+	default:
+		return -EINVAL;
+	}
+}
+
+static int
+ice_repr_setup_tc_block_cb(enum tc_setup_type type, void *type_data,
+			   void *cb_priv)
+{
+	struct flow_cls_offload *flower = (struct flow_cls_offload *)type_data;
+	struct ice_netdev_priv *np = (struct ice_netdev_priv *)cb_priv;
+
+	switch (type) {
+	case TC_SETUP_CLSFLOWER:
+		return ice_repr_setup_tc_cls_flower(np->repr, flower);
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static LIST_HEAD(ice_repr_block_cb_list);
+
+static int
+ice_repr_setup_tc(struct net_device *netdev, enum tc_setup_type type,
+		  void *type_data)
+{
+	struct ice_netdev_priv *np = netdev_priv(netdev);
+
+	switch (type) {
+	case TC_SETUP_BLOCK:
+		return flow_block_cb_setup_simple((struct flow_block_offload *)
+						  type_data,
+						  &ice_repr_block_cb_list,
+						  ice_repr_setup_tc_block_cb,
+						  np, np, true);
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
 static const struct net_device_ops ice_repr_netdev_ops = {
 	.ndo_get_phys_port_name = ice_repr_get_phys_port_name,
 	.ndo_get_stats64 = ice_repr_get_stats64,
@@ -148,6 +198,7 @@ static const struct net_device_ops ice_repr_netdev_ops = {
 	.ndo_stop = ice_repr_stop,
 	.ndo_start_xmit = ice_eswitch_port_start_xmit,
 	.ndo_get_devlink_port = ice_repr_get_devlink_port,
+	.ndo_setup_tc = ice_repr_setup_tc,
 };
 
 /**
@@ -170,6 +221,8 @@ ice_repr_reg_netdev(struct net_device *netdev)
 	netdev->netdev_ops = &ice_repr_netdev_ops;
 	ice_set_ethtool_repr_ops(netdev);
 
+	netdev->hw_features |= NETIF_F_HW_TC;
+
 	netif_carrier_off(netdev);
 	netif_tx_stop_all_queues(netdev);
 
diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
index d2b6490efd6b..4c1daa1a02a1 100644
--- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
@@ -836,3 +836,20 @@ ice_del_cls_flower(struct ice_vsi *vsi, struct flow_cls_offload *cls_flower)
 
 	return 0;
 }
+
+/**
+ * ice_replay_tc_fltrs - replay TC filters
+ * @pf: pointer to PF struct
+ */
+void ice_replay_tc_fltrs(struct ice_pf *pf)
+{
+	struct ice_tc_flower_fltr *fltr;
+	struct hlist_node *node;
+
+	hlist_for_each_entry_safe(fltr, node,
+				  &pf->tc_flower_fltr_list,
+				  tc_flower_node) {
+		fltr->extack = NULL;
+		ice_add_switch_fltr(fltr->src_vsi, fltr);
+	}
+}
diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.h b/drivers/net/ethernet/intel/ice/ice_tc_lib.h
index 883d2891f92c..d90e9e37ae25 100644
--- a/drivers/net/ethernet/intel/ice/ice_tc_lib.h
+++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.h
@@ -125,5 +125,6 @@ ice_add_cls_flower(struct net_device *netdev, struct ice_vsi *vsi,
 		   struct flow_cls_offload *cls_flower);
 int
 ice_del_cls_flower(struct ice_vsi *vsi, struct flow_cls_offload *cls_flower);
+void ice_replay_tc_fltrs(struct ice_pf *pf);
 
 #endif /* _ICE_TC_LIB_H_ */