diff options
Diffstat (limited to 'Documentation/networking/dsa/dsa.txt')
| -rw-r--r-- | Documentation/networking/dsa/dsa.txt | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/Documentation/networking/dsa/dsa.txt b/Documentation/networking/dsa/dsa.txt index 3b196c304b73..631b0f7ae16f 100644 --- a/Documentation/networking/dsa/dsa.txt +++ b/Documentation/networking/dsa/dsa.txt @@ -334,7 +334,7 @@ more specifically with its VLAN filtering portion when configuring VLANs on top of per-port slave network devices. Since DSA primarily deals with MDIO-connected switches, although not exclusively, SWITCHDEV's prepare/abort/commit phases are often simplified into a prepare phase which -checks whether the operation is supporte by the DSA switch driver, and a commit +checks whether the operation is supported by the DSA switch driver, and a commit phase which applies the changes. As of today, the only SWITCHDEV objects supported by DSA are the FDB and VLAN @@ -533,7 +533,7 @@ Bridge layer out at the switch hardware for the switch to (re) learn MAC addresses behind this port. -- port_stp_update: bridge layer function invoked when a given switch port STP +- port_stp_state_set: bridge layer function invoked when a given switch port STP state is computed by the bridge layer and should be propagated to switch hardware to forward/block/learn traffic. The switch driver is responsible for computing a STP state change based on current and asked parameters and perform @@ -542,6 +542,12 @@ Bridge layer Bridge VLAN filtering --------------------- +- port_vlan_prepare: bridge layer function invoked when the bridge prepares the + configuration of a VLAN on the given port. If the operation is not supported + by the hardware, 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_vlan_add for this and details. + - port_vlan_add: bridge layer function invoked when a VLAN is configured (tagged or untagged) for the given switch port @@ -552,6 +558,12 @@ Bridge VLAN filtering function that the driver has to call for each VLAN the given port is a member of. A switchdev object is used to carry the VID and bridge flags. +- port_fdb_prepare: bridge layer function invoked when the bridge prepares the + installation of a Forwarding 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_fdb_add: bridge layer function invoked when the bridge wants to install a Forwarding Database entry, the switch hardware should be programmed with the specified address in the specified VLAN Id in the forwarding database @@ -565,6 +577,10 @@ of DSA, would be the its port-based VLAN, used by the associated bridge device. the specified MAC address from the specified VLAN ID if it was mapped into this port forwarding database +- port_fdb_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 FDB info. + TODO ==== |