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switchdev: add support for fdb add/del/dump via switchdev_port_obj ops.

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- introduce port fdb obj and generic switchdev_port_fdb_add/del/dump()
- use switchdev_port_fdb_add/del/dump in rocker/team/bonding ndo ops.
- add support for fdb obj in switchdev_port_obj_add/del/dump()
- switch rocker to implement fdb ops via switchdev_ops

v3: updated to sync with named union changes.

Signed-off-by: Sridhar Samudrala <sridhar.samudrala@intel.com>
Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Samudrala, Sridhar
2015-05-13 21:55:43 -07:00
committed by David S. Miller
parent 5d48ef3e95
commit 45d4122ca7
5 changed files with 312 additions and 107 deletions
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50
include/net/switchdev.h
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@@ -47,11 +47,13 @@ enum switchdev_obj_id {
SWITCHDEV_OBJ_UNDEFINED,
SWITCHDEV_OBJ_PORT_VLAN,
SWITCHDEV_OBJ_IPV4_FIB,
SWITCHDEV_OBJ_PORT_FDB,
};
struct switchdev_obj {
enum switchdev_obj_id id;
enum switchdev_trans trans;
int (*cb)(struct net_device *dev, struct switchdev_obj *obj);
union {
struct switchdev_obj_vlan { /* PORT_VLAN */
u16 flags;
@@ -67,6 +69,10 @@ struct switchdev_obj {
u32 nlflags;
u32 tb_id;
} ipv4_fib;
struct switchdev_obj_fdb { /* PORT_FDB */
const unsigned char *addr;
u16 vid;
} fdb;
} u;
};
@@ -80,6 +86,8 @@ struct switchdev_obj {
* @switchdev_port_obj_add: Add an object to port (see switchdev_obj).
*
* @switchdev_port_obj_del: Delete an object from port (see switchdev_obj).
*
* @switchdev_port_obj_dump: Dump port objects (see switchdev_obj).
*/
struct switchdev_ops {
int (*switchdev_port_attr_get)(struct net_device *dev,
@@ -90,6 +98,8 @@ struct switchdev_ops {
struct switchdev_obj *obj);
int (*switchdev_port_obj_del)(struct net_device *dev,
struct switchdev_obj *obj);
int (*switchdev_port_obj_dump)(struct net_device *dev,
struct switchdev_obj *obj);
};
enum switchdev_notifier_type {
@@ -121,6 +131,7 @@ int switchdev_port_attr_set(struct net_device *dev,
struct switchdev_attr *attr);
int switchdev_port_obj_add(struct net_device *dev, struct switchdev_obj *obj);
int switchdev_port_obj_del(struct net_device *dev, struct switchdev_obj *obj);
int switchdev_port_obj_dump(struct net_device *dev, 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,
@@ -137,6 +148,15 @@ int switchdev_fib_ipv4_add(u32 dst, int dst_len, struct fib_info *fi,
int switchdev_fib_ipv4_del(u32 dst, int dst_len, struct fib_info *fi,
u8 tos, u8 type, u32 tb_id);
void switchdev_fib_ipv4_abort(struct fib_info *fi);
int switchdev_port_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev, const unsigned char *addr,
u16 vid, u16 nlm_flags);
int switchdev_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev, const unsigned char *addr,
u16 vid);
int switchdev_port_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
struct net_device *dev,
struct net_device *filter_dev, int idx);
#else
@@ -164,6 +184,12 @@ static inline int switchdev_port_obj_del(struct net_device *dev,
return -EOPNOTSUPP;
}
static inline int switchdev_port_obj_dump(struct net_device *dev,
struct switchdev_obj *obj)
{
return -EOPNOTSUPP;
}
static inline int register_switchdev_notifier(struct notifier_block *nb)
{
return 0;
@@ -221,6 +247,30 @@ static inline void switchdev_fib_ipv4_abort(struct fib_info *fi)
{
}
static inline int switchdev_port_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev,
const unsigned char *addr,
u16 vid, u16 nlm_flags)
{
return -EOPNOTSUPP;
}
static inline int switchdev_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
struct net_device *dev,
const unsigned char *addr, u16 vid)
{
return -EOPNOTSUPP;
}
static inline int switchdev_port_fdb_dump(struct sk_buff *skb,
struct netlink_callback *cb,
struct net_device *dev,
struct net_device *filter_dev,
int idx)
{
return -EOPNOTSUPP;
}
#endif
#endif /* _LINUX_SWITCHDEV_H_ */