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Diffstat (limited to 'include/net/switchdev.h')
-rw-r--r--include/net/switchdev.h106
1 files changed, 91 insertions, 15 deletions
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index 881ecb1555bf..a7fdab5ee6c3 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -95,8 +95,8 @@ struct switchdev_obj_port_vlan {
u16 vid_end;
};
-#define SWITCHDEV_OBJ_PORT_VLAN(obj) \
- container_of(obj, struct switchdev_obj_port_vlan, obj)
+#define SWITCHDEV_OBJ_PORT_VLAN(OBJ) \
+ container_of((OBJ), struct switchdev_obj_port_vlan, obj)
/* SWITCHDEV_OBJ_ID_PORT_MDB */
struct switchdev_obj_port_mdb {
@@ -105,8 +105,8 @@ struct switchdev_obj_port_mdb {
u16 vid;
};
-#define SWITCHDEV_OBJ_PORT_MDB(obj) \
- container_of(obj, struct switchdev_obj_port_mdb, obj)
+#define SWITCHDEV_OBJ_PORT_MDB(OBJ) \
+ container_of((OBJ), struct switchdev_obj_port_mdb, obj)
void switchdev_trans_item_enqueue(struct switchdev_trans *trans,
void *data, void (*destructor)(void const *),
@@ -121,10 +121,6 @@ typedef int switchdev_obj_dump_cb_t(struct switchdev_obj *obj);
* @switchdev_port_attr_get: Get a port attribute (see switchdev_attr).
*
* @switchdev_port_attr_set: Set a port attribute (see switchdev_attr).
- *
- * @switchdev_port_obj_add: Add an object to port (see switchdev_obj_*).
- *
- * @switchdev_port_obj_del: Delete an object from port (see switchdev_obj_*).
*/
struct switchdev_ops {
int (*switchdev_port_attr_get)(struct net_device *dev,
@@ -132,11 +128,6 @@ struct switchdev_ops {
int (*switchdev_port_attr_set)(struct net_device *dev,
const struct switchdev_attr *attr,
struct switchdev_trans *trans);
- int (*switchdev_port_obj_add)(struct net_device *dev,
- const struct switchdev_obj *obj,
- struct switchdev_trans *trans);
- int (*switchdev_port_obj_del)(struct net_device *dev,
- const struct switchdev_obj *obj);
};
enum switchdev_notifier_type {
@@ -146,6 +137,11 @@ enum switchdev_notifier_type {
SWITCHDEV_FDB_DEL_TO_DEVICE,
SWITCHDEV_FDB_OFFLOADED,
+ SWITCHDEV_PORT_OBJ_ADD, /* Blocking. */
+ SWITCHDEV_PORT_OBJ_DEL, /* Blocking. */
+
+ SWITCHDEV_VXLAN_FDB_ADD_TO_BRIDGE,
+ SWITCHDEV_VXLAN_FDB_DEL_TO_BRIDGE,
SWITCHDEV_VXLAN_FDB_ADD_TO_DEVICE,
SWITCHDEV_VXLAN_FDB_DEL_TO_DEVICE,
SWITCHDEV_VXLAN_FDB_OFFLOADED,
@@ -153,6 +149,7 @@ enum switchdev_notifier_type {
struct switchdev_notifier_info {
struct net_device *dev;
+ struct netlink_ext_ack *extack;
};
struct switchdev_notifier_fdb_info {
@@ -163,12 +160,25 @@ struct switchdev_notifier_fdb_info {
offloaded:1;
};
+struct switchdev_notifier_port_obj_info {
+ struct switchdev_notifier_info info; /* must be first */
+ const struct switchdev_obj *obj;
+ struct switchdev_trans *trans;
+ bool handled;
+};
+
static inline struct net_device *
switchdev_notifier_info_to_dev(const struct switchdev_notifier_info *info)
{
return info->dev;
}
+static inline struct netlink_ext_ack *
+switchdev_notifier_info_to_extack(const struct switchdev_notifier_info *info)
+{
+ return info->extack;
+}
+
#ifdef CONFIG_NET_SWITCHDEV
void switchdev_deferred_process(void);
@@ -177,13 +187,22 @@ int switchdev_port_attr_get(struct net_device *dev,
int switchdev_port_attr_set(struct net_device *dev,
const struct switchdev_attr *attr);
int switchdev_port_obj_add(struct net_device *dev,
- const struct switchdev_obj *obj);
+ const struct switchdev_obj *obj,
+ struct netlink_ext_ack *extack);
int switchdev_port_obj_del(struct net_device *dev,
const struct switchdev_obj *obj);
+
int register_switchdev_notifier(struct notifier_block *nb);
int unregister_switchdev_notifier(struct notifier_block *nb);
int call_switchdev_notifiers(unsigned long val, struct net_device *dev,
struct switchdev_notifier_info *info);
+
+int register_switchdev_blocking_notifier(struct notifier_block *nb);
+int unregister_switchdev_blocking_notifier(struct notifier_block *nb);
+int call_switchdev_blocking_notifiers(unsigned long val, struct net_device *dev,
+ struct switchdev_notifier_info *info,
+ struct netlink_ext_ack *extack);
+
void switchdev_port_fwd_mark_set(struct net_device *dev,
struct net_device *group_dev,
bool joining);
@@ -191,6 +210,19 @@ void switchdev_port_fwd_mark_set(struct net_device *dev,
bool switchdev_port_same_parent_id(struct net_device *a,
struct net_device *b);
+int switchdev_handle_port_obj_add(struct net_device *dev,
+ struct switchdev_notifier_port_obj_info *port_obj_info,
+ bool (*check_cb)(const struct net_device *dev),
+ int (*add_cb)(struct net_device *dev,
+ const struct switchdev_obj *obj,
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack));
+int switchdev_handle_port_obj_del(struct net_device *dev,
+ struct switchdev_notifier_port_obj_info *port_obj_info,
+ bool (*check_cb)(const struct net_device *dev),
+ int (*del_cb)(struct net_device *dev,
+ const struct switchdev_obj *obj));
+
#define SWITCHDEV_SET_OPS(netdev, ops) ((netdev)->switchdev_ops = (ops))
#else
@@ -211,7 +243,8 @@ static inline int switchdev_port_attr_set(struct net_device *dev,
}
static inline int switchdev_port_obj_add(struct net_device *dev,
- const struct switchdev_obj *obj)
+ const struct switchdev_obj *obj,
+ struct netlink_ext_ack *extack)
{
return -EOPNOTSUPP;
}
@@ -239,12 +272,55 @@ static inline int call_switchdev_notifiers(unsigned long val,
return NOTIFY_DONE;
}
+static inline int
+register_switchdev_blocking_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline int
+unregister_switchdev_blocking_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline int
+call_switchdev_blocking_notifiers(unsigned long val,
+ struct net_device *dev,
+ struct switchdev_notifier_info *info,
+ struct netlink_ext_ack *extack)
+{
+ return NOTIFY_DONE;
+}
+
static inline bool switchdev_port_same_parent_id(struct net_device *a,
struct net_device *b)
{
return false;
}
+static inline int
+switchdev_handle_port_obj_add(struct net_device *dev,
+ struct switchdev_notifier_port_obj_info *port_obj_info,
+ bool (*check_cb)(const struct net_device *dev),
+ int (*add_cb)(struct net_device *dev,
+ const struct switchdev_obj *obj,
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack))
+{
+ return 0;
+}
+
+static inline int
+switchdev_handle_port_obj_del(struct net_device *dev,
+ struct switchdev_notifier_port_obj_info *port_obj_info,
+ bool (*check_cb)(const struct net_device *dev),
+ int (*del_cb)(struct net_device *dev,
+ const struct switchdev_obj *obj))
+{
+ return 0;
+}
+
#define SWITCHDEV_SET_OPS(netdev, ops) do {} while (0)
#endif