diff options
| author | Matan Barak <matanb@mellanox.com> | 2014-11-13 14:45:33 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-11-13 15:16:22 -0500 |
| commit | de966c5928026b100a989c8cef761d306310a184 (patch) | |
| tree | 6a4651e46bf83c8b6c2404ca1e0890c23511b81b /drivers/net/ethernet/mellanox/mlx4/fw.c | |
| parent | 7ae0e400cd9396c41fe596d35dcc34feaa89a04f (diff) | |
| download | linux-de966c5928026b100a989c8cef761d306310a184.tar.gz linux-de966c5928026b100a989c8cef761d306310a184.tar.bz2 linux-de966c5928026b100a989c8cef761d306310a184.zip | |
net/mlx4_core: Support more than 64 VFs
We now allow up to 126 VFs. Note though that certain firmware
versions only allow up to 80 VFs. Moreover, old HCAs only support 64 VFs.
In these cases, we limit the maximum number of VFs to 64.
Signed-off-by: Matan Barak <matanb@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/fw.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/fw.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index d2f594fadfbf..4251f81a0275 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -143,7 +143,8 @@ static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags) [14] = "Ethernet protocol control support", [15] = "Ethernet Backplane autoneg support", [16] = "CONFIG DEV support", - [17] = "Asymmetric EQs support" + [17] = "Asymmetric EQs support", + [18] = "More than 80 VFs support" }; int i; @@ -860,6 +861,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_VLAN_CONTROL; if (field32 & (1 << 20)) dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FSM; + if (field32 & (1 << 21)) + dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_80_VFS; if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) { for (i = 1; i <= dev_cap->num_ports; ++i) { |