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| author |   Vivien Didelot <vivien.didelot@savoirfairelinux.com> | 2016-08-31 11:50:03 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-08-31 14:15:42 -0700 |
| commit | 8df3025520aaeba36aba867a4851f8968ac65b4d (patch) | |
| tree | a34dd93f10d37541c87bd497fb1bb8efe2d6b007 /Documentation | |
| parent | Merge branch 'liquidio-CN23XX-part-1' (diff) | |
| download | linux-dev-8df3025520aaeba36aba867a4851f8968ac65b4d.tar.xz linux-dev-8df3025520aaeba36aba867a4851f8968ac65b4d.zip | |
net: dsa: add MDB support
Add SWITCHDEV_OBJ_ID_PORT_MDB support to the DSA layer.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/networking/dsa/dsa.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/networking/dsa/dsa.txt b/Documentation/networking/dsa/dsa.txt index a4e55c76d371..6d6c07cf1a9a 100644 --- a/Documentation/networking/dsa/dsa.txt +++ b/Documentation/networking/dsa/dsa.txt @@ -584,6 +584,29 @@ of DSA, would be the its port-based VLAN, used by the associated bridge device. function that the driver has to call for each MAC address known to be behind the given port. A switchdev object is used to carry the VID and FDB info. +- port_mdb_prepare: bridge layer function invoked when the bridge prepares the + installation of a multicast database entry. If the operation is not supported, + this function should return -EOPNOTSUPP to inform the bridge code to fallback + to a software implementation. No hardware setup must be done in this function. + See port_fdb_add for this and details. + +- port_mdb_add: bridge layer function invoked when the bridge wants to install + a multicast database entry, the switch hardware should be programmed with the + specified address in the specified VLAN ID in the forwarding database + associated with this VLAN ID. + +Note: VLAN ID 0 corresponds to the port private database, which, in the context +of DSA, would be the its port-based VLAN, used by the associated bridge device. + +- port_mdb_del: bridge layer function invoked when the bridge wants to remove a + multicast database entry, the switch hardware should be programmed to delete + the specified MAC address from the specified VLAN ID if it was mapped into + this port forwarding database. + +- port_mdb_dump: bridge layer function invoked with a switchdev callback + function that the driver has to call for each MAC address known to be behind + the given port. A switchdev object is used to carry the VID and MDB info. + TODO ==== |