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// SPDX-License-Identifier: GPL-2.0-or-later
#include <net/switchdev.h>
#include "br_private_mrp.h"
int br_mrp_switchdev_add(struct net_bridge *br, struct br_mrp *mrp)
{
struct switchdev_obj_mrp mrp_obj = {
.obj.orig_dev = br->dev,
.obj.id = SWITCHDEV_OBJ_ID_MRP,
.p_port = rtnl_dereference(mrp->p_port)->dev,
.s_port = rtnl_dereference(mrp->s_port)->dev,
.ring_id = mrp->ring_id,
};
int err;
err = switchdev_port_obj_add(br->dev, &mrp_obj.obj, NULL);
if (err && err != -EOPNOTSUPP)
return err;
return 0;
}
int br_mrp_switchdev_del(struct net_bridge *br, struct br_mrp *mrp)
{
struct switchdev_obj_mrp mrp_obj = {
.obj.orig_dev = br->dev,
.obj.id = SWITCHDEV_OBJ_ID_MRP,
.p_port = NULL,
.s_port = NULL,
.ring_id = mrp->ring_id,
};
int err;
err = switchdev_port_obj_del(br->dev, &mrp_obj.obj);
if (err && err != -EOPNOTSUPP)
return err;
return 0;
}
int br_mrp_switchdev_set_ring_role(struct net_bridge *br,
struct br_mrp *mrp,
enum br_mrp_ring_role_type role)
{
struct switchdev_obj_ring_role_mrp mrp_role = {
.obj.orig_dev = br->dev,
.obj.id = SWITCHDEV_OBJ_ID_RING_ROLE_MRP,
.ring_role = role,
.ring_id = mrp->ring_id,
};
int err;
if (role == BR_MRP_RING_ROLE_DISABLED)
err = switchdev_port_obj_del(br->dev, &mrp_role.obj);
else
err = switchdev_port_obj_add(br->dev, &mrp_role.obj, NULL);
return err;
}
int br_mrp_switchdev_send_ring_test(struct net_bridge *br,
struct br_mrp *mrp, u32 interval,
u8 max_miss, u32 period)
{
struct switchdev_obj_ring_test_mrp test = {
.obj.orig_dev = br->dev,
.obj.id = SWITCHDEV_OBJ_ID_RING_TEST_MRP,
.interval = interval,
.max_miss = max_miss,
.ring_id = mrp->ring_id,
.period = period,
};
int err;
if (interval == 0)
err = switchdev_port_obj_del(br->dev, &test.obj);
else
err = switchdev_port_obj_add(br->dev, &test.obj, NULL);
return err;
}
int br_mrp_switchdev_set_ring_state(struct net_bridge *br,
struct br_mrp *mrp,
enum br_mrp_ring_state_type state)
{
struct switchdev_obj_ring_state_mrp mrp_state = {
.obj.orig_dev = br->dev,
.obj.id = SWITCHDEV_OBJ_ID_RING_STATE_MRP,
.ring_state = state,
.ring_id = mrp->ring_id,
};
int err;
err = switchdev_port_obj_add(br->dev, &mrp_state.obj, NULL);
if (err && err != -EOPNOTSUPP)
return err;
return 0;
}
int br_mrp_port_switchdev_set_state(struct net_bridge_port *p,
enum br_mrp_port_state_type state)
{
struct switchdev_attr attr = {
.orig_dev = p->dev,
.id = SWITCHDEV_ATTR_ID_MRP_PORT_STATE,
.u.mrp_port_state = state,
};
int err;
err = switchdev_port_attr_set(p->dev, &attr);
if (err && err != -EOPNOTSUPP)
br_warn(p->br, "error setting offload MRP state on port %u(%s)\n",
(unsigned int)p->port_no, p->dev->name);
return err;
}
int br_mrp_port_switchdev_set_role(struct net_bridge_port *p,
enum br_mrp_port_role_type role)
{
struct switchdev_attr attr = {
.orig_dev = p->dev,
.id = SWITCHDEV_ATTR_ID_MRP_PORT_ROLE,
.u.mrp_port_role = role,
};
int err;
err = switchdev_port_attr_set(p->dev, &attr);
if (err && err != -EOPNOTSUPP)
return err;
return 0;
}
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