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-rw-r--r--include/net/dsa.h14
1 files changed, 13 insertions, 1 deletions
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 2746741f74cf..38961ef91d3d 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -164,6 +164,14 @@ struct dsa_mall_tc_entry {
struct dsa_port {
+ /* A CPU port is physically connected to a master device.
+ * A user port exposed to userspace has a slave device.
+ */
+ union {
+ struct net_device *master;
+ struct net_device *slave;
+ };
+
/* CPU port tagging operations used by master or slave devices */
const struct dsa_device_ops *tag_ops;
@@ -176,7 +184,6 @@ struct dsa_port {
unsigned int index;
const char *name;
struct dsa_port *cpu_dp;
- struct net_device *netdev;
struct device_node *dn;
unsigned int ageing_time;
u8 stp_state;
@@ -262,6 +269,11 @@ static inline bool dsa_is_normal_port(struct dsa_switch *ds, int p)
return !dsa_is_cpu_port(ds, p) && !dsa_is_dsa_port(ds, p);
}
+static inline const struct dsa_port *dsa_to_port(struct dsa_switch *ds, int p)
+{
+ return &ds->ports[p];
+}
+
static inline u8 dsa_upstream_port(struct dsa_switch *ds)
{
struct dsa_switch_tree *dst = ds->dst;