diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/port.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/port.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index ca4488ed561c..e8d716dfd5cb 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -835,6 +835,12 @@ static int mlx4_common_set_port(struct mlx4_dev *dev, int slave, u32 in_mod, MLX4_CMD_NATIVE); } + /* Slaves are not allowed to SET_PORT beacon (LED) blink */ + if (op_mod == MLX4_SET_PORT_BEACON_OPCODE) { + mlx4_warn(dev, "denying SET_PORT Beacon slave:%d\n", slave); + return -EPERM; + } + /* For IB, we only consider: * - The capability mask, which is set to the aggregate of all * slave function capabilities @@ -1064,6 +1070,26 @@ int mlx4_SET_PORT_VXLAN(struct mlx4_dev *dev, u8 port, u8 steering, int enable) } EXPORT_SYMBOL(mlx4_SET_PORT_VXLAN); +int mlx4_SET_PORT_BEACON(struct mlx4_dev *dev, u8 port, u16 time) +{ + int err; + struct mlx4_cmd_mailbox *mailbox; + + mailbox = mlx4_alloc_cmd_mailbox(dev); + if (IS_ERR(mailbox)) + return PTR_ERR(mailbox); + + *((__be32 *)mailbox->buf) = cpu_to_be32(time); + + err = mlx4_cmd(dev, mailbox->dma, port, MLX4_SET_PORT_BEACON_OPCODE, + MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B, + MLX4_CMD_NATIVE); + + mlx4_free_cmd_mailbox(dev, mailbox); + return err; +} +EXPORT_SYMBOL(mlx4_SET_PORT_BEACON); + int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, |