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-rw-r--r--include/net/switchdev.h121
1 files changed, 115 insertions, 6 deletions
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index f1a5a9a3634d..60d806b6a5ae 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -180,6 +180,14 @@ struct switchdev_obj_in_state_mrp {
typedef int switchdev_obj_dump_cb_t(struct switchdev_obj *obj);
+struct switchdev_brport {
+ struct net_device *dev;
+ const void *ctx;
+ struct notifier_block *atomic_nb;
+ struct notifier_block *blocking_nb;
+ bool tx_fwd_offload;
+};
+
enum switchdev_notifier_type {
SWITCHDEV_FDB_ADD_TO_BRIDGE = 1,
SWITCHDEV_FDB_DEL_TO_BRIDGE,
@@ -197,11 +205,15 @@ enum switchdev_notifier_type {
SWITCHDEV_VXLAN_FDB_ADD_TO_DEVICE,
SWITCHDEV_VXLAN_FDB_DEL_TO_DEVICE,
SWITCHDEV_VXLAN_FDB_OFFLOADED,
+
+ SWITCHDEV_BRPORT_OFFLOADED,
+ SWITCHDEV_BRPORT_UNOFFLOADED,
};
struct switchdev_notifier_info {
struct net_device *dev;
struct netlink_ext_ack *extack;
+ const void *ctx;
};
struct switchdev_notifier_fdb_info {
@@ -225,6 +237,11 @@ struct switchdev_notifier_port_attr_info {
bool handled;
};
+struct switchdev_notifier_brport_info {
+ struct switchdev_notifier_info info; /* must be first */
+ const struct switchdev_brport brport;
+};
+
static inline struct net_device *
switchdev_notifier_info_to_dev(const struct switchdev_notifier_info *info)
{
@@ -237,8 +254,25 @@ switchdev_notifier_info_to_extack(const struct switchdev_notifier_info *info)
return info->extack;
}
+static inline bool
+switchdev_fdb_is_dynamically_learned(const struct switchdev_notifier_fdb_info *fdb_info)
+{
+ return !fdb_info->added_by_user && !fdb_info->is_local;
+}
+
#ifdef CONFIG_NET_SWITCHDEV
+int switchdev_bridge_port_offload(struct net_device *brport_dev,
+ struct net_device *dev, const void *ctx,
+ struct notifier_block *atomic_nb,
+ struct notifier_block *blocking_nb,
+ bool tx_fwd_offload,
+ struct netlink_ext_ack *extack);
+void switchdev_bridge_port_unoffload(struct net_device *brport_dev,
+ const void *ctx,
+ struct notifier_block *atomic_nb,
+ struct notifier_block *blocking_nb);
+
void switchdev_deferred_process(void);
int switchdev_port_attr_set(struct net_device *dev,
const struct switchdev_attr *attr,
@@ -265,26 +299,69 @@ void switchdev_port_fwd_mark_set(struct net_device *dev,
struct net_device *group_dev,
bool joining);
+int switchdev_handle_fdb_add_to_device(struct net_device *dev,
+ const struct switchdev_notifier_fdb_info *fdb_info,
+ bool (*check_cb)(const struct net_device *dev),
+ bool (*foreign_dev_check_cb)(const struct net_device *dev,
+ const struct net_device *foreign_dev),
+ int (*add_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info),
+ int (*lag_add_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info));
+
+int switchdev_handle_fdb_del_to_device(struct net_device *dev,
+ const struct switchdev_notifier_fdb_info *fdb_info,
+ bool (*check_cb)(const struct net_device *dev),
+ bool (*foreign_dev_check_cb)(const struct net_device *dev,
+ const struct net_device *foreign_dev),
+ int (*del_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info),
+ int (*lag_del_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info));
+
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,
+ int (*add_cb)(struct net_device *dev, const void *ctx,
const struct switchdev_obj *obj,
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,
+ int (*del_cb)(struct net_device *dev, const void *ctx,
const struct switchdev_obj *obj));
int switchdev_handle_port_attr_set(struct net_device *dev,
struct switchdev_notifier_port_attr_info *port_attr_info,
bool (*check_cb)(const struct net_device *dev),
- int (*set_cb)(struct net_device *dev,
+ int (*set_cb)(struct net_device *dev, const void *ctx,
const struct switchdev_attr *attr,
struct netlink_ext_ack *extack));
#else
+static inline int
+switchdev_bridge_port_offload(struct net_device *brport_dev,
+ struct net_device *dev, const void *ctx,
+ struct notifier_block *atomic_nb,
+ struct notifier_block *blocking_nb,
+ bool tx_fwd_offload,
+ struct netlink_ext_ack *extack)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline void
+switchdev_bridge_port_unoffload(struct net_device *brport_dev,
+ const void *ctx,
+ struct notifier_block *atomic_nb,
+ struct notifier_block *blocking_nb)
+{
+}
+
static inline void switchdev_deferred_process(void)
{
}
@@ -349,10 +426,42 @@ call_switchdev_blocking_notifiers(unsigned long val,
}
static inline int
+switchdev_handle_fdb_add_to_device(struct net_device *dev,
+ const struct switchdev_notifier_fdb_info *fdb_info,
+ bool (*check_cb)(const struct net_device *dev),
+ bool (*foreign_dev_check_cb)(const struct net_device *dev,
+ const struct net_device *foreign_dev),
+ int (*add_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info),
+ int (*lag_add_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info))
+{
+ return 0;
+}
+
+static inline int
+switchdev_handle_fdb_del_to_device(struct net_device *dev,
+ const struct switchdev_notifier_fdb_info *fdb_info,
+ bool (*check_cb)(const struct net_device *dev),
+ bool (*foreign_dev_check_cb)(const struct net_device *dev,
+ const struct net_device *foreign_dev),
+ int (*del_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info),
+ int (*lag_del_cb)(struct net_device *dev,
+ const struct net_device *orig_dev, const void *ctx,
+ const struct switchdev_notifier_fdb_info *fdb_info))
+{
+ return 0;
+}
+
+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,
+ int (*add_cb)(struct net_device *dev, const void *ctx,
const struct switchdev_obj *obj,
struct netlink_ext_ack *extack))
{
@@ -363,7 +472,7 @@ 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,
+ int (*del_cb)(struct net_device *dev, const void *ctx,
const struct switchdev_obj *obj))
{
return 0;
@@ -373,7 +482,7 @@ static inline int
switchdev_handle_port_attr_set(struct net_device *dev,
struct switchdev_notifier_port_attr_info *port_attr_info,
bool (*check_cb)(const struct net_device *dev),
- int (*set_cb)(struct net_device *dev,
+ int (*set_cb)(struct net_device *dev, const void *ctx,
const struct switchdev_attr *attr,
struct netlink_ext_ack *extack))
{
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