In preparation for getting rid of switchdev_port_attr_get(), have rocker check for the bridge flags being set through switchdev_port_attr_set() with the SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS attribute identifier. Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx> --- drivers/net/ethernet/rocker/rocker_main.c | 40 ++++++++++++++--------- 1 file changed, 25 insertions(+), 15 deletions(-) diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c index 66f72f8c46e5..8657313b6f30 100644 --- a/drivers/net/ethernet/rocker/rocker_main.c +++ b/drivers/net/ethernet/rocker/rocker_main.c @@ -1565,18 +1565,42 @@ static int rocker_world_port_attr_stp_state_set(struct rocker_port *rocker_port, return wops->port_attr_stp_state_set(rocker_port, state); } +static int +rocker_world_port_attr_bridge_flags_support_get(const struct rocker_port * + rocker_port, + unsigned long * + p_brport_flags_support) +{ + struct rocker_world_ops *wops = rocker_port->rocker->wops; + + if (!wops->port_attr_bridge_flags_support_get) + return -EOPNOTSUPP; + return wops->port_attr_bridge_flags_support_get(rocker_port, + p_brport_flags_support); +} + static int rocker_world_port_attr_bridge_flags_set(struct rocker_port *rocker_port, unsigned long brport_flags, struct switchdev_trans *trans) { struct rocker_world_ops *wops = rocker_port->rocker->wops; + unsigned long brport_flags_s; + int err; if (!wops->port_attr_bridge_flags_set) return -EOPNOTSUPP; - if (switchdev_trans_ph_prepare(trans)) + if (switchdev_trans_ph_prepare(trans)) { + err = rocker_world_port_attr_bridge_flags_support_get(rocker_port, + &brport_flags_s); + if (err) + return err; + + if (brport_flags & ~brport_flags_s) + return -EOPNOTSUPP; return 0; + } return wops->port_attr_bridge_flags_set(rocker_port, brport_flags, trans); @@ -1593,20 +1617,6 @@ rocker_world_port_attr_bridge_flags_get(const struct rocker_port *rocker_port, return wops->port_attr_bridge_flags_get(rocker_port, p_brport_flags); } -static int -rocker_world_port_attr_bridge_flags_support_get(const struct rocker_port * - rocker_port, - unsigned long * - p_brport_flags_support) -{ - struct rocker_world_ops *wops = rocker_port->rocker->wops; - - if (!wops->port_attr_bridge_flags_support_get) - return -EOPNOTSUPP; - return wops->port_attr_bridge_flags_support_get(rocker_port, - p_brport_flags_support); -} - static int rocker_world_port_attr_bridge_ageing_time_set(struct rocker_port *rocker_port, u32 ageing_time, -- 2.17.1 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel