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| author |   Aharon Landau <aharonl@nvidia.com> | 2022-04-12 10:24:01 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2022-04-25 11:53:00 -0300 |
| commit | 6f0689fdf19ed3aca3ee3910223ad27216640693 (patch) | |
| tree | 3812738a8124b3c25b339b61ade90a4142d2b86f /drivers/infiniband/hw/mlx5/umr.h | |
| parent | RDMA/mlx5: Expose wqe posting helpers outside of wr.c (diff) | |
| download | linux-dev-6f0689fdf19ed3aca3ee3910223ad27216640693.tar.xz linux-dev-6f0689fdf19ed3aca3ee3910223ad27216640693.zip | |
RDMA/mlx5: Introduce mlx5_umr_post_send_wait()
Introduce mlx5_umr_post_send_wait() that uses a UMR adjusted flow for
posting WQEs. The next patches will gradually move UMR operations to use
this flow. Once done, will get rid of mlx5_ib_post_send_wait().
mlx5_umr_post_send_wait gets already written WQE segments and will only
memcpy it to the SQ. This way, we avoid packing all the data in a WR just
to unpack it into the WQE.
Link: https://lore.kernel.org/r/f027dd592fde62402b2d49efded8d1d22229d22b.1649747695.git.leonro@nvidia.com
Signed-off-by: Aharon Landau <aharonl@nvidia.com>
Reviewed-by: Michael Guralnik <michaelgur@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/umr.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/umr.h b/drivers/infiniband/hw/mlx5/umr.h index 0fe6cdd633d4..d984213caf60 100644 --- a/drivers/infiniband/hw/mlx5/umr.h +++ b/drivers/infiniband/hw/mlx5/umr.h @@ -79,4 +79,16 @@ int mlx5r_umr_set_umr_ctrl_seg(struct mlx5_ib_dev *dev, struct mlx5_wqe_umr_ctrl_seg *umr, const struct ib_send_wr *wr); +struct mlx5r_umr_context { + struct ib_cqe cqe; + enum ib_wc_status status; + struct completion done; +}; + +struct mlx5r_umr_wqe { + struct mlx5_wqe_umr_ctrl_seg ctrl_seg; + struct mlx5_mkey_seg mkey_seg; + struct mlx5_wqe_data_seg data_seg; +}; + #endif /* _MLX5_IB_UMR_H */ |