diff options
| author | Casper Andersson <casper.casan@gmail.com> | 2022-02-23 11:27:00 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-02-25 08:17:20 +0300 |
| commit | 06388a03d2a792b017d67457012c4f289bf45e13 (patch) | |
| tree | dfd6537f7e3de3eecfcc49cdafad9ac5a64d0fce | |
| parent | aaa25a2fa7964d94690f6de5edd7164ca7d76555 (diff) | |
| download | linux-06388a03d2a792b017d67457012c4f289bf45e13.tar.xz | |
net: sparx5: Support offloading of bridge port flooding flags
Though the SparX-5i can control IPv4/6 multicasts separately from non-IP
multicasts, these are all muxed onto the bridge's BR_MCAST_FLOOD flag.
Signed-off-by: Casper Andersson <casper.casan@gmail.com>
Reviewed-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Link: https://lore.kernel.org/r/20220223082700.qrot7lepwqcdnyzw@wse-c0155
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c b/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c index f5271c3ec133..dacb87f49552 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c @@ -19,11 +19,27 @@ struct sparx5_switchdev_event_work { unsigned long event; }; +static int sparx5_port_attr_pre_bridge_flags(struct sparx5_port *port, + struct switchdev_brport_flags flags) +{ + if (flags.mask & ~(BR_FLOOD | BR_MCAST_FLOOD | BR_BCAST_FLOOD)) + return -EINVAL; + + return 0; +} + static void sparx5_port_attr_bridge_flags(struct sparx5_port *port, struct switchdev_brport_flags flags) { + int pgid; + if (flags.mask & BR_MCAST_FLOOD) - sparx5_pgid_update_mask(port, PGID_MC_FLOOD, true); + for (pgid = PGID_MC_FLOOD; pgid <= PGID_IPV6_MC_CTRL; pgid++) + sparx5_pgid_update_mask(port, pgid, !!(flags.val & BR_MCAST_FLOOD)); + if (flags.mask & BR_FLOOD) + sparx5_pgid_update_mask(port, PGID_UC_FLOOD, !!(flags.val & BR_FLOOD)); + if (flags.mask & BR_BCAST_FLOOD) + sparx5_pgid_update_mask(port, PGID_BCAST, !!(flags.val & BR_BCAST_FLOOD)); } static void sparx5_attr_stp_state_set(struct sparx5_port *port, @@ -72,6 +88,9 @@ static int sparx5_port_attr_set(struct net_device *dev, const void *ctx, struct sparx5_port *port = netdev_priv(dev); switch (attr->id) { + case SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS: + return sparx5_port_attr_pre_bridge_flags(port, + attr->u.brport_flags); case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS: sparx5_port_attr_bridge_flags(port, attr->u.brport_flags); break; |