From b3ea416419c83ba4a042163f17e0fd8bac417f1a Mon Sep 17 00:00:00 2001
From: Paolo Abeni <pabeni@redhat.com>
Date: Wed, 9 Oct 2024 10:09:57 +0200
Subject: testing: net-drv: add basic shaper test

Leverage a basic/dummy netdevsim implementation to do functional
coverage for NL interface.

Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Link: https://patch.msgid.link/43092afbf38365c796088bf8fc155e523ab434ae.1728460186.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 drivers/net/netdevsim/netdev.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

(limited to 'drivers/net/netdevsim/netdev.c')

diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c
index 017a6102be0a..cad85bb0cf54 100644
--- a/drivers/net/netdevsim/netdev.c
+++ b/drivers/net/netdevsim/netdev.c
@@ -22,6 +22,7 @@
 #include <net/netdev_queues.h>
 #include <net/page_pool/helpers.h>
 #include <net/netlink.h>
+#include <net/net_shaper.h>
 #include <net/pkt_cls.h>
 #include <net/rtnetlink.h>
 #include <net/udp_tunnel.h>
@@ -475,6 +476,43 @@ static int nsim_stop(struct net_device *dev)
 	return 0;
 }
 
+static int nsim_shaper_set(struct net_shaper_binding *binding,
+			   const struct net_shaper *shaper,
+			   struct netlink_ext_ack *extack)
+{
+	return 0;
+}
+
+static int nsim_shaper_del(struct net_shaper_binding *binding,
+			   const struct net_shaper_handle *handle,
+			   struct netlink_ext_ack *extack)
+{
+	return 0;
+}
+
+static int nsim_shaper_group(struct net_shaper_binding *binding,
+			     int leaves_count,
+			     const struct net_shaper *leaves,
+			     const struct net_shaper *root,
+			     struct netlink_ext_ack *extack)
+{
+	return 0;
+}
+
+static void nsim_shaper_cap(struct net_shaper_binding *binding,
+			    enum net_shaper_scope scope,
+			    unsigned long *flags)
+{
+	*flags = ULONG_MAX;
+}
+
+static const struct net_shaper_ops nsim_shaper_ops = {
+	.set			= nsim_shaper_set,
+	.delete			= nsim_shaper_del,
+	.group			= nsim_shaper_group,
+	.capabilities		= nsim_shaper_cap,
+};
+
 static const struct net_device_ops nsim_netdev_ops = {
 	.ndo_start_xmit		= nsim_start_xmit,
 	.ndo_set_rx_mode	= nsim_set_rx_mode,
@@ -496,6 +534,7 @@ static const struct net_device_ops nsim_netdev_ops = {
 	.ndo_bpf		= nsim_bpf,
 	.ndo_open		= nsim_open,
 	.ndo_stop		= nsim_stop,
+	.net_shaper_ops		= &nsim_shaper_ops,
 };
 
 static const struct net_device_ops nsim_vf_netdev_ops = {
-- 
cgit