diff options
| author |   Matan Barak <matanb@mellanox.com> | 2013-11-07 15:25:14 +0200 |
|---|---|---|
| committer |   Roland Dreier <roland@purestorage.com> | 2014-01-14 14:06:50 -0800 |
| commit | 4de6580360867d44adecb2d05febed1c8d186c82 (patch) | |
| tree | 4645ce69a405ff0ed519da0ad7d8ba12c76e05a8 /drivers/net/ethernet/mellanox/mlx4/mcg.c | |
| parent | IB/core: Add support for IB L2 device-managed steering (diff) | |
| download | linux-dev-4de6580360867d44adecb2d05febed1c8d186c82.tar.xz linux-dev-4de6580360867d44adecb2d05febed1c8d186c82.zip | |
mlx4_core: Add support for steerable IB UD QPs
This patch adds support for allocating IB UD QPs that we can steer
traffic from. We introduce a new firmware command FLOW_STEERING_IB_UC_QP_RANGE
and a capability bit.
This command isn't supported for VFs.
Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/mcg.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/mcg.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c index acf9d5f1f922..34dffcf61bff 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mcg.c +++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c @@ -895,6 +895,23 @@ int mlx4_flow_detach(struct mlx4_dev *dev, u64 reg_id) } EXPORT_SYMBOL_GPL(mlx4_flow_detach); +int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn, + u32 max_range_qpn) +{ + int err; + u64 in_param; + + in_param = ((u64) min_range_qpn) << 32; + in_param |= ((u64) max_range_qpn) & 0xFFFFFFFF; + + err = mlx4_cmd(dev, in_param, 0, 0, + MLX4_FLOW_STEERING_IB_UC_QP_RANGE, + MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); + + return err; +} +EXPORT_SYMBOL_GPL(mlx4_FLOW_STEERING_IB_UC_QP_RANGE); + int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], int block_mcast_loopback, enum mlx4_protocol prot, enum mlx4_steer_type steer) |