@@ -64,6 +64,7 @@
#include <linux/vmalloc.h>
#include <linux/ktime.h>
+#include <net/switchdev.h>
#include <net/vxlan.h>
#include "nfpcore/nfp_nsp.h"
@@ -3703,6 +3704,8 @@ static void nfp_net_netdev_init(struct nfp_net *nn)
netdev->netdev_ops = &nfp_net_netdev_ops;
netdev->watchdog_timeo = msecs_to_jiffies(5 * 1000);
+ SWITCHDEV_SET_OPS(netdev, &nfp_port_switchdev_ops);
+
/* MTU range: 68 - hw-specific max */
netdev->min_mtu = ETH_MIN_MTU;
netdev->max_mtu = nn->max_mtu;
@@ -35,6 +35,7 @@
#include <linux/io-64-nonatomic-hi-lo.h>
#include <linux/lockdep.h>
#include <net/dst_metadata.h>
+#include <net/switchdev.h>
#include "nfpcore/nfp_cpp.h"
#include "nfpcore/nfp_nsp.h"
@@ -299,6 +300,7 @@ int nfp_repr_init(struct nfp_app *app, struct net_device *netdev,
repr->dst->u.port_info.lower_dev = pf_netdev;
netdev->netdev_ops = &nfp_repr_netdev_ops;
+ SWITCHDEV_SET_OPS(netdev, &nfp_port_switchdev_ops);
err = register_netdev(netdev);
if (err)
@@ -59,6 +59,34 @@ struct nfp_port *nfp_port_from_netdev(struct net_device *netdev)
return NULL;
}
+static int
+nfp_port_attr_get(struct net_device *netdev, struct switchdev_attr *attr)
+{
+ struct nfp_port *port;
+
+ port = nfp_port_from_netdev(netdev);
+ if (!port)
+ return -EOPNOTSUPP;
+
+ switch (attr->id) {
+ case SWITCHDEV_ATTR_ID_PORT_PARENT_ID: {
+ const u8 *serial;
+ /* N.B: attr->u.ppid.id is binary data */
+ attr->u.ppid.id_len = nfp_cpp_serial(port->app->cpp, &serial);
+ memcpy(&attr->u.ppid.id, serial, attr->u.ppid.id_len);
+ break;
+ }
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
+const struct switchdev_ops nfp_port_switchdev_ops = {
+ .switchdev_port_attr_get = nfp_port_attr_get,
+};
+
struct nfp_port *
nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id)
{
@@ -35,6 +35,7 @@
#define _NFP_PORT_H_
#include <net/devlink.h>
+#include <net/switchdev.h>
struct net_device;
struct nfp_app;
@@ -106,6 +107,8 @@ struct nfp_port {
struct list_head port_list;
};
+extern const struct switchdev_ops nfp_port_switchdev_ops;
+
struct nfp_port *nfp_port_from_netdev(struct net_device *netdev);
struct nfp_port *
nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id);