diff options
| author | Ido Schimmel <idosch@mellanox.com> | 2015-11-27 15:45:55 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-11-30 23:05:40 +0300 |
| commit | 3a66ee38dcde2e7befcd1563151615644a560072 (patch) | |
| tree | 1d08aade5af97e696d979a4e730c8a854e139a7d | |
| parent | 3161c1590049a10879557c7864eaf5ab7ac103ee (diff) | |
| download | linux-3a66ee38dcde2e7befcd1563151615644a560072.tar.xz | |
mlxsw: spectrum: Add support for port identification
Allow a user to flash the port's LED in order to identify it. This is
achieved by setting the Management LED Control Register (MLCR).
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.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 3be4a2355ead..14a9a9ff89ed 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -859,6 +859,29 @@ static void mlxsw_sp_port_get_strings(struct net_device *dev, } } +static int mlxsw_sp_port_set_phys_id(struct net_device *dev, + enum ethtool_phys_id_state state) +{ + struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + char mlcr_pl[MLXSW_REG_MLCR_LEN]; + bool active; + + switch (state) { + case ETHTOOL_ID_ACTIVE: + active = true; + break; + case ETHTOOL_ID_INACTIVE: + active = false; + break; + default: + return -EOPNOTSUPP; + } + + mlxsw_reg_mlcr_pack(mlcr_pl, mlxsw_sp_port->local_port, active); + return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(mlcr), mlcr_pl); +} + static void mlxsw_sp_port_get_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { @@ -1205,6 +1228,7 @@ static const struct ethtool_ops mlxsw_sp_port_ethtool_ops = { .get_drvinfo = mlxsw_sp_port_get_drvinfo, .get_link = ethtool_op_get_link, .get_strings = mlxsw_sp_port_get_strings, + .set_phys_id = mlxsw_sp_port_set_phys_id, .get_ethtool_stats = mlxsw_sp_port_get_stats, .get_sset_count = mlxsw_sp_port_get_sset_count, .get_settings = mlxsw_sp_port_get_settings, |