[PATCH net-next v2 1/3] netdevsim: move TC offload code to a dedicated file

@@ -3,7 +3,7 @@
 obj-$(CONFIG_NETDEVSIM) += netdevsim.o
 
 netdevsim-objs := \
-	netdev.o dev.o ethtool.o fib.o bus.o health.o hwstats.o udp_tunnels.o
+	netdev.o dev.o ethtool.o fib.o bus.o health.o hwstats.o udp_tunnels.o tc.o
 
 ifeq ($(CONFIG_BPF_SYSCALL),y)
 netdevsim-objs += \

@@ -199,12 +199,6 @@ static int nsim_change_mtu(struct net_device *dev, int new_mtu)
 	return 0;
 }
 
-static int
-nsim_setup_tc_block_cb(enum tc_setup_type type, void *type_data, void *cb_priv)
-{
-	return nsim_bpf_setup_tc_block_cb(type, type_data, cb_priv);
-}
-
 static int nsim_set_vf_mac(struct net_device *dev, int vf, u8 *mac)
 {
 	struct netdevsim *ns = netdev_priv(dev);

@@ -335,51 +329,6 @@ static int nsim_set_vf_link_state(struct net_device *dev, int vf, int state)
 	return 0;
 }
 
-static void nsim_taprio_stats(struct tc_taprio_qopt_stats *stats)
-{
-	stats->window_drops = 0;
-	stats->tx_overruns = 0;
-}
-
-static int nsim_setup_tc_taprio(struct net_device *dev,
-				struct tc_taprio_qopt_offload *offload)
-{
-	int err = 0;
-
-	switch (offload->cmd) {
-	case TAPRIO_CMD_REPLACE:
-	case TAPRIO_CMD_DESTROY:
-		break;
-	case TAPRIO_CMD_STATS:
-		nsim_taprio_stats(&offload->stats);
-		break;
-	default:
-		err = -EOPNOTSUPP;
-	}
-
-	return err;
-}
-
-static LIST_HEAD(nsim_block_cb_list);
-
-static int
-nsim_setup_tc(struct net_device *dev, enum tc_setup_type type, void *type_data)
-{
-	struct netdevsim *ns = netdev_priv(dev);
-
-	switch (type) {
-	case TC_SETUP_QDISC_TAPRIO:
-		return nsim_setup_tc_taprio(dev, type_data);
-	case TC_SETUP_BLOCK:
-		return flow_block_cb_setup_simple(type_data,
-						  &nsim_block_cb_list,
-						  nsim_setup_tc_block_cb,
-						  ns, ns, true);
-	default:
-		return -EOPNOTSUPP;
-	}
-}
-
 static int
 nsim_set_features(struct net_device *dev, netdev_features_t features)
 {

@@ -470,3 +470,6 @@ struct nsim_bus_dev {
 
 int nsim_bus_init(void);
 void nsim_bus_exit(void);
+
+int nsim_setup_tc(struct net_device *dev, enum tc_setup_type type,
+		  void *type_data);

@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <linux/netdevice.h>
+#include <net/pkt_sched.h>
+
+#include "netdevsim.h"
+
+static int
+nsim_setup_tc_block_cb(enum tc_setup_type type, void *type_data, void *cb_priv)
+{
+	return nsim_bpf_setup_tc_block_cb(type, type_data, cb_priv);
+}
+
+static void nsim_taprio_stats(struct tc_taprio_qopt_stats *stats)
+{
+	stats->window_drops = 0;
+	stats->tx_overruns = 0;
+}
+
+static int nsim_setup_tc_taprio(struct net_device *dev,
+				struct tc_taprio_qopt_offload *offload)
+{
+	int err = 0;
+
+	switch (offload->cmd) {
+	case TAPRIO_CMD_REPLACE:
+	case TAPRIO_CMD_DESTROY:
+		break;
+	case TAPRIO_CMD_STATS:
+		nsim_taprio_stats(&offload->stats);
+		break;
+	default:
+		err = -EOPNOTSUPP;
+	}
+
+	return err;
+}
+
+static LIST_HEAD(nsim_block_cb_list);
+
+int
+nsim_setup_tc(struct net_device *dev, enum tc_setup_type type, void *type_data)
+{
+	struct netdevsim *ns = netdev_priv(dev);
+
+	switch (type) {
+	case TC_SETUP_QDISC_TAPRIO:
+		return nsim_setup_tc_taprio(dev, type_data);
+	case TC_SETUP_BLOCK:
+		return flow_block_cb_setup_simple(type_data,
+						  &nsim_block_cb_list,
+						  nsim_setup_tc_block_cb,
+						  ns, ns, true);
+	default:
+		return -EOPNOTSUPP;
+	}
+}