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net/mlx5: fs, Command to control TX flow table root

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Introduce an API to set/unset the TX flow table root for a device.

Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Gal Pressman <gal@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Tariq Toukan 2023-12-05 12:07:29 +02:00 committed by Saeed Mahameed
parent dc6981ebc9
commit 3c9c34c32b
2 changed files with 21 additions and 0 deletions
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20
drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
View File

@ -1158,3 +1158,23 @@ int mlx5_fs_cmd_set_l2table_entry_silent(struct mlx5_core_dev *dev, u8 silent_mo
return mlx5_cmd_exec_in(dev, set_l2_table_entry, in);
}
int mlx5_fs_cmd_set_tx_flow_table_root(struct mlx5_core_dev *dev, u32 ft_id, bool disconnect)
{
u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {};
u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {};
if (disconnect && MLX5_CAP_FLOWTABLE_NIC_TX(dev, reset_root_to_default))
return -EOPNOTSUPP;
MLX5_SET(set_flow_table_root_in, in, opcode,
MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
MLX5_SET(set_flow_table_root_in, in, table_type,
FS_FT_NIC_TX);
if (disconnect)
MLX5_SET(set_flow_table_root_in, in, op_mod, 1);
else
MLX5_SET(set_flow_table_root_in, in, table_id, ft_id);
return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}

1
drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.h
View File

@ -123,4 +123,5 @@ const struct mlx5_flow_cmds *mlx5_fs_cmd_get_default(enum fs_flow_table_type typ
const struct mlx5_flow_cmds *mlx5_fs_cmd_get_fw_cmds(void);
int mlx5_fs_cmd_set_l2table_entry_silent(struct mlx5_core_dev *dev, u8 silent_mode);
int mlx5_fs_cmd_set_tx_flow_table_root(struct mlx5_core_dev *dev, u32 ft_id, bool disconnect);
#endif