Each MRP instance has a priority, a lower value means a higher priority.
The priority of MRP instance is stored in MRP_Test frame in this way
all the MRP nodes in the ring can see other nodes priority.
Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
struct net_device *p_port;
struct net_device *s_port;
u32 ring_id;
+ u16 prio;
};
#define SWITCHDEV_OBJ_MRP(OBJ) \
IFLA_BRIDGE_MRP_INSTANCE_RING_ID,
IFLA_BRIDGE_MRP_INSTANCE_P_IFINDEX,
IFLA_BRIDGE_MRP_INSTANCE_S_IFINDEX,
+ IFLA_BRIDGE_MRP_INSTANCE_PRIO,
__IFLA_BRIDGE_MRP_INSTANCE_MAX,
};
__u32 ring_id;
__u32 p_ifindex;
__u32 s_ifindex;
+ __u16 prio;
};
struct br_mrp_ring_state {
br_mrp_skb_tlv(skb, BR_MRP_TLV_HEADER_RING_TEST, sizeof(*hdr));
hdr = skb_put(skb, sizeof(*hdr));
- hdr->prio = cpu_to_be16(MRP_DEFAULT_PRIO);
+ hdr->prio = cpu_to_be16(mrp->prio);
ether_addr_copy(hdr->sa, p->br->dev->dev_addr);
hdr->port_role = cpu_to_be16(port_role);
hdr->state = cpu_to_be16(mrp->ring_state);
return -ENOMEM;
mrp->ring_id = instance->ring_id;
+ mrp->prio = instance->prio;
p = br_mrp_get_port(br, instance->p_ifindex);
spin_lock_bh(&br->lock);
[IFLA_BRIDGE_MRP_INSTANCE_RING_ID] = { .type = NLA_U32 },
[IFLA_BRIDGE_MRP_INSTANCE_P_IFINDEX] = { .type = NLA_U32 },
[IFLA_BRIDGE_MRP_INSTANCE_S_IFINDEX] = { .type = NLA_U32 },
+ [IFLA_BRIDGE_MRP_INSTANCE_PRIO] = { .type = NLA_U16 },
};
static int br_mrp_instance_parse(struct net_bridge *br, struct nlattr *attr,
inst.ring_id = nla_get_u32(tb[IFLA_BRIDGE_MRP_INSTANCE_RING_ID]);
inst.p_ifindex = nla_get_u32(tb[IFLA_BRIDGE_MRP_INSTANCE_P_IFINDEX]);
inst.s_ifindex = nla_get_u32(tb[IFLA_BRIDGE_MRP_INSTANCE_S_IFINDEX]);
+ inst.prio = MRP_DEFAULT_PRIO;
+
+ if (tb[IFLA_BRIDGE_MRP_INSTANCE_PRIO])
+ inst.prio = nla_get_u16(tb[IFLA_BRIDGE_MRP_INSTANCE_PRIO]);
if (cmd == RTM_SETLINK)
return br_mrp_add(br, &inst);
.p_port = rtnl_dereference(mrp->p_port)->dev,
.s_port = rtnl_dereference(mrp->s_port)->dev,
.ring_id = mrp->ring_id,
+ .prio = mrp->prio,
};
int err;
struct net_bridge_port __rcu *s_port;
u32 ring_id;
+ u16 prio;
enum br_mrp_ring_role_type ring_role;
u8 ring_role_offloaded;