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mlx4_core: Add support for steerable IB UD QPs

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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>
This commit is contained in:
Matan Barak 2013-11-07 15:25:14 +02:00 • committed by Roland Dreier
parent 240ae00e4d
commit 4de6580360
7 changed files with 57 additions and 1 deletions
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1
include/linux/mlx4/cmd.h
View file

@ -157,6 +157,7 @@ enum {
/* register/delete flow steering network rules */
MLX4_QP_FLOW_STEERING_ATTACH = 0x65,
MLX4_QP_FLOW_STEERING_DETACH = 0x66,
MLX4_FLOW_STEERING_IB_UC_QP_RANGE = 0x64,
};
enum {

6
include/linux/mlx4/device.h
View file

@ -160,7 +160,8 @@ enum {
MLX4_DEV_CAP_FLAG2_TS = 1LL << 5,
MLX4_DEV_CAP_FLAG2_VLAN_CONTROL = 1LL << 6,
MLX4_DEV_CAP_FLAG2_FSM = 1LL << 7,
MLX4_DEV_CAP_FLAG2_UPDATE_QP = 1LL << 8
MLX4_DEV_CAP_FLAG2_UPDATE_QP = 1LL << 8,
MLX4_DEV_CAP_FLAG2_DMFS_IPOIB = 1LL << 9
};
enum {
@ -1144,6 +1145,9 @@ int set_and_calc_slave_port_state(struct mlx4_dev *dev, int slave, u8 port, int
void mlx4_put_slave_node_guid(struct mlx4_dev *dev, int slave, __be64 guid);
__be64 mlx4_get_slave_node_guid(struct mlx4_dev *dev, int slave);
int mlx4_FLOW_STEERING_IB_UC_QP_RANGE(struct mlx4_dev *dev, u32 min_range_qpn,
u32 max_range_qpn);
cycle_t mlx4_read_clock(struct mlx4_dev *dev);
#endif /* MLX4_DEVICE_H */