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net: bridge: mst: Notify switchdev drivers of MST mode changes

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Trigger a switchdev event whenever the bridge's MST mode is
enabled/disabled. This allows constituent ports to either perform any
required hardware config, or refuse the change if it not supported.

Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com>
Acked-by: Nikolay Aleksandrov <razor@blackwall.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Tobias Waldekranz
2022-03-16 16:08:46 +01:00
committed by Jakub Kicinski
parent 122c29486e
commit 87c167bb94
2 changed files with 13 additions and 0 deletions
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2
include/net/switchdev.h
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@@ -27,6 +27,7 @@ enum switchdev_attr_id {
SWITCHDEV_ATTR_ID_BRIDGE_VLAN_PROTOCOL,
SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED,
SWITCHDEV_ATTR_ID_BRIDGE_MROUTER,
SWITCHDEV_ATTR_ID_BRIDGE_MST,
SWITCHDEV_ATTR_ID_MRP_PORT_ROLE,
};
@@ -48,6 +49,7 @@ struct switchdev_attr {
clock_t ageing_time; /* BRIDGE_AGEING_TIME */
bool vlan_filtering; /* BRIDGE_VLAN_FILTERING */
u16 vlan_protocol; /* BRIDGE_VLAN_PROTOCOL */
bool mst; /* BRIDGE_MST */
bool mc_disabled; /* MC_DISABLED */
u8 mrp_port_role; /* MRP_PORT_ROLE */
} u;