diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h new file mode 100644 index 000000000000..60c985a12f24 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* Copyright (c) 2021, Mellanox Technologies inc. All rights reserved. */ + +#ifndef __MLX5_EN_RQT_H__ +#define __MLX5_EN_RQT_H__ + +#include <linux/kernel.h> + +#define MLX5E_INDIR_RQT_SIZE (1 << 8) + +struct mlx5_core_dev; + +struct mlx5e_rss_params_indir { + u32 table[MLX5E_INDIR_RQT_SIZE]; +}; + +void mlx5e_rss_params_indir_init_uniform(struct mlx5e_rss_params_indir *indir, + unsigned int num_channels); + +struct mlx5e_rqt { + struct mlx5_core_dev *mdev; + u32 rqtn; + u16 size; +}; + +int mlx5e_rqt_init_direct(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, + bool indir_enabled, u32 init_rqn); +int mlx5e_rqt_init_indir(struct mlx5e_rqt *rqt, struct mlx5_core_dev *mdev, + u32 *rqns, unsigned int num_rqns, + u8 hfunc, struct mlx5e_rss_params_indir *indir); +void mlx5e_rqt_destroy(struct mlx5e_rqt *rqt); + +static inline u32 mlx5e_rqt_get_rqtn(struct mlx5e_rqt *rqt) +{ + return rqt->rqtn; +} + +int mlx5e_rqt_redirect_direct(struct mlx5e_rqt *rqt, u32 rqn); +int mlx5e_rqt_redirect_indir(struct mlx5e_rqt *rqt, u32 *rqns, unsigned int num_rqns, + u8 hfunc, struct mlx5e_rss_params_indir *indir); + +#endif /* __MLX5_EN_RQT_H__ */ |