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net/mlx5: Add DCT command interface

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Add a missing command interface to work with a DCT. It includes: creating,
destroying and get events for.

Signed-off-by: Moni Shoua <monis@mellanox.com>
Reviewed-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Moni Shoua 2018-01-02 16:19:28 +02:00 • committed by Jason Gunthorpe
parent 8fc12d94ee
commit 57cda166bb
5 changed files with 150 additions and 13 deletions
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12
include/linux/mlx5/qp.h
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@ -473,6 +473,11 @@ struct mlx5_core_qp {
int pid;
};
struct mlx5_core_dct {
struct mlx5_core_qp mqp;
struct completion drained;
};
struct mlx5_qp_path {
u8 fl_free_ar;
u8 rsvd3;
@ -549,6 +554,9 @@ static inline struct mlx5_core_mkey *__mlx5_mr_lookup(struct mlx5_core_dev *dev,
return radix_tree_lookup(&dev->priv.mkey_table.tree, key);
}
int mlx5_core_create_dct(struct mlx5_core_dev *dev,
struct mlx5_core_dct *qp,
u32 *in, int inlen);
int mlx5_core_create_qp(struct mlx5_core_dev *dev,
struct mlx5_core_qp *qp,
u32 *in,
@ -558,8 +566,12 @@ int mlx5_core_qp_modify(struct mlx5_core_dev *dev, u16 opcode,
struct mlx5_core_qp *qp);
int mlx5_core_destroy_qp(struct mlx5_core_dev *dev,
struct mlx5_core_qp *qp);
int mlx5_core_destroy_dct(struct mlx5_core_dev *dev,
struct mlx5_core_dct *dct);
int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp,
u32 *out, int outlen);
int mlx5_core_dct_query(struct mlx5_core_dev *dev, struct mlx5_core_dct *dct,
u32 *out, int outlen);
int mlx5_core_set_delay_drop(struct mlx5_core_dev *dev,
u32 timeout_usec);