diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx5/umr.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/umr.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/umr.h b/drivers/infiniband/hw/mlx5/umr.h index eea9505575f6..0fe6cdd633d4 100644 --- a/drivers/infiniband/hw/mlx5/umr.h +++ b/drivers/infiniband/hw/mlx5/umr.h @@ -10,6 +10,9 @@ #define MLX5_MAX_UMR_SHIFT 16 #define MLX5_MAX_UMR_PAGES (1 << MLX5_MAX_UMR_SHIFT) +#define MLX5_IB_UMR_OCTOWORD 16 +#define MLX5_IB_UMR_XLT_ALIGNMENT 64 + int mlx5r_umr_resource_init(struct mlx5_ib_dev *dev); void mlx5r_umr_resource_cleanup(struct mlx5_ib_dev *dev); @@ -66,4 +69,14 @@ static inline bool mlx5r_umr_can_reconfig(struct mlx5_ib_dev *dev, return true; } +static inline u64 mlx5r_umr_get_xlt_octo(u64 bytes) +{ + return ALIGN(bytes, MLX5_IB_UMR_XLT_ALIGNMENT) / + MLX5_IB_UMR_OCTOWORD; +} + +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); + #endif /* _MLX5_IB_UMR_H */ |