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authorIdo Schimmel <idosch@mellanox.com>2016-01-04 12:42:26 +0300
committerDavid S. Miller <davem@davemloft.net>2016-01-05 06:07:58 +0300
commit6c72a3d0d3e2b3055a04aa6124c2faa3420a30b1 (patch)
treea4fb0928d1c3db4b46ebbe77a039ede1dfdb56b4
parent5a8f45258eb2ff9da1ee68aad96b1189df8af50e (diff)
downloadlinux-6c72a3d0d3e2b3055a04aa6124c2faa3420a30b1.tar.xz
mlxsw: spectrum: Change bridge port attributes only when bridged
Bridge port attributes are offloaded to hardware when invoked with SELF flag set, but it really makes no sense to reflect them when port is not bridged. Allow a user to change these attribute only when port is bridged and initialize them correctly when joining or leaving a bridge. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c17
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c3
2 files changed, 14 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index ed2eb7b74850..74ff0110e899 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -1364,9 +1364,6 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port)
mlxsw_sp_port->dev = dev;
mlxsw_sp_port->mlxsw_sp = mlxsw_sp;
mlxsw_sp_port->local_port = local_port;
- mlxsw_sp_port->learning = 1;
- mlxsw_sp_port->learning_sync = 1;
- mlxsw_sp_port->uc_flood = 1;
bytes = DIV_ROUND_UP(VLAN_N_VID, BITS_PER_BYTE);
mlxsw_sp_port->active_vlans = kzalloc(bytes, GFP_KERNEL);
if (!mlxsw_sp_port->active_vlans) {
@@ -1989,16 +1986,24 @@ static int mlxsw_sp_port_bridge_join(struct mlxsw_sp_port *mlxsw_sp_port)
* own VLANs.
*/
err = mlxsw_sp_port_kill_vid(dev, 0, 1);
- if (!err)
- mlxsw_sp_port->bridged = 1;
+ if (err)
+ return err;
- return err;
+ mlxsw_sp_port->learning = 1;
+ mlxsw_sp_port->learning_sync = 1;
+ mlxsw_sp_port->uc_flood = 1;
+ mlxsw_sp_port->bridged = 1;
+
+ return 0;
}
static int mlxsw_sp_port_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_port)
{
struct net_device *dev = mlxsw_sp_port->dev;
+ mlxsw_sp_port->learning = 0;
+ mlxsw_sp_port->learning_sync = 0;
+ mlxsw_sp_port->uc_flood = 0;
mlxsw_sp_port->bridged = 0;
/* Add implicit VLAN interface in the device, so that untagged
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 9476ff9237ae..62159547ebf9 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -252,6 +252,9 @@ static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port,
bool set;
int err;
+ if (!mlxsw_sp_port->bridged)
+ return -EINVAL;
+
if (switchdev_trans_ph_prepare(trans))
return 0;