diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c | 44 |
2 files changed, 45 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index 5240bf11b6c4..007e97e99ec8 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -331,6 +331,7 @@ struct mlxsw_sp_port_type_speed_ops { void (*from_ptys_speed_duplex)(struct mlxsw_sp *mlxsw_sp, bool carrier_ok, u32 ptys_eth_proto, struct ethtool_link_ksettings *cmd); + int (*ptys_max_speed)(struct mlxsw_sp_port *mlxsw_sp_port, u32 *p_max_speed); u32 (*to_ptys_advert_link)(struct mlxsw_sp *mlxsw_sp, u8 width, const struct ethtool_link_ksettings *cmd); u32 (*to_ptys_speed)(struct mlxsw_sp *mlxsw_sp, u8 width, u32 speed); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c index f007e58950da..6ee0479b189f 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c @@ -1162,6 +1162,27 @@ mlxsw_sp1_from_ptys_speed_duplex(struct mlxsw_sp *mlxsw_sp, bool carrier_ok, cmd->base.duplex = DUPLEX_FULL; } +static int mlxsw_sp1_ptys_max_speed(struct mlxsw_sp_port *mlxsw_sp_port, u32 *p_max_speed) +{ + u32 eth_proto_cap; + u32 max_speed = 0; + int err; + int i; + + err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, ð_proto_cap, NULL, NULL, NULL); + if (err) + return err; + + for (i = 0; i < MLXSW_SP1_PORT_LINK_MODE_LEN; i++) { + if ((eth_proto_cap & mlxsw_sp1_port_link_mode[i].mask) && + mlxsw_sp1_port_link_mode[i].speed > max_speed) + max_speed = mlxsw_sp1_port_link_mode[i].speed; + } + + *p_max_speed = max_speed; + return 0; +} + static u32 mlxsw_sp1_to_ptys_advert_link(struct mlxsw_sp *mlxsw_sp, u8 width, const struct ethtool_link_ksettings *cmd) @@ -1211,6 +1232,7 @@ const struct mlxsw_sp_port_type_speed_ops mlxsw_sp1_port_type_speed_ops = { .from_ptys_link = mlxsw_sp1_from_ptys_link, .from_ptys_speed = mlxsw_sp1_from_ptys_speed, .from_ptys_speed_duplex = mlxsw_sp1_from_ptys_speed_duplex, + .ptys_max_speed = mlxsw_sp1_ptys_max_speed, .to_ptys_advert_link = mlxsw_sp1_to_ptys_advert_link, .to_ptys_speed = mlxsw_sp1_to_ptys_speed, .reg_ptys_eth_pack = mlxsw_sp1_reg_ptys_eth_pack, @@ -1548,6 +1570,27 @@ mlxsw_sp2_from_ptys_speed_duplex(struct mlxsw_sp *mlxsw_sp, bool carrier_ok, cmd->base.duplex = DUPLEX_FULL; } +static int mlxsw_sp2_ptys_max_speed(struct mlxsw_sp_port *mlxsw_sp_port, u32 *p_max_speed) +{ + u32 eth_proto_cap; + u32 max_speed = 0; + int err; + int i; + + err = mlxsw_sp_port_ptys_query(mlxsw_sp_port, ð_proto_cap, NULL, NULL, NULL); + if (err) + return err; + + for (i = 0; i < MLXSW_SP2_PORT_LINK_MODE_LEN; i++) { + if ((eth_proto_cap & mlxsw_sp2_port_link_mode[i].mask) && + mlxsw_sp2_port_link_mode[i].speed > max_speed) + max_speed = mlxsw_sp2_port_link_mode[i].speed; + } + + *p_max_speed = max_speed; + return 0; +} + static bool mlxsw_sp2_test_bit_ethtool(const struct mlxsw_sp2_port_link_mode *link_mode, const unsigned long *mode) @@ -1617,6 +1660,7 @@ const struct mlxsw_sp_port_type_speed_ops mlxsw_sp2_port_type_speed_ops = { .from_ptys_link = mlxsw_sp2_from_ptys_link, .from_ptys_speed = mlxsw_sp2_from_ptys_speed, .from_ptys_speed_duplex = mlxsw_sp2_from_ptys_speed_duplex, + .ptys_max_speed = mlxsw_sp2_ptys_max_speed, .to_ptys_advert_link = mlxsw_sp2_to_ptys_advert_link, .to_ptys_speed = mlxsw_sp2_to_ptys_speed, .reg_ptys_eth_pack = mlxsw_sp2_reg_ptys_eth_pack, |