diff options
| author | Rony Efraim <ronye@mellanox.com> | 2013-04-25 05:22:27 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-04-26 23:29:13 -0400 |
| commit | 8f7ba3ca12f6f16526fa4a8aaf2cae91563eee69 (patch) | |
| tree | 4bf50f09e298b484003cd545b9ffa5d656915a98 /drivers/net/ethernet/mellanox/mlx4/cmd.c | |
| parent | 0eb62b93cbe0e8dea4cfe5ee761755e982663727 (diff) | |
net/mlx4: Add set VF mac address support
Add ndo_set_vf_mac support which allows to set the MAC address
for mlx4 VF Ethernet NICs from the host.
Signed-off-by: Rony Efraim <ronye@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/cmd.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/cmd.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index 0a301e1a0635..a029124fe2f8 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -2016,3 +2016,34 @@ u32 mlx4_comm_get_version(void) { return ((u32) CMD_CHAN_IF_REV << 8) | (u32) CMD_CHAN_VER; } + +static int mlx4_get_slave_indx(struct mlx4_dev *dev, int vf) +{ + if ((vf < 0) || (vf >= dev->num_vfs)) { + mlx4_err(dev, "Bad vf number:%d (number of activated vf: %d)\n", vf, dev->num_vfs); + return -EINVAL; + } + + return vf+1; +} + +int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac) +{ + struct mlx4_priv *priv = mlx4_priv(dev); + struct mlx4_vport_state *s_info; + int slave; + + if (!mlx4_is_master(dev)) + return -EPROTONOSUPPORT; + + slave = mlx4_get_slave_indx(dev, vf); + if (slave < 0) + return -EINVAL; + + s_info = &priv->mfunc.master.vf_admin[slave].vport[port]; + s_info->mac = mac; + mlx4_info(dev, "default mac on vf %d port %d to %llX will take afect only after vf restart\n", + vf, port, s_info->mac); + return 0; +} +EXPORT_SYMBOL_GPL(mlx4_set_vf_mac); |