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net/mlx5: Add support EXECUTE_ASO action for flow entry 

Attach flow meter to FTE with object id and index.
Use metadata register C5 to store the packet color meter result.

Signed-off-by: Jianbo Liu <jianbol@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Jianbo Liu 2022-06-08 13:04:49 -07:00 committed by Saeed Mahameed
parent 3e94e61bd4
commit 91707779a4
2 changed files with 47 additions and 0 deletions
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33
drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
View File

@ -479,6 +479,30 @@ static int mlx5_set_extended_dest(struct mlx5_core_dev *dev,
return 0;
}
static void
mlx5_cmd_set_fte_flow_meter(struct fs_fte *fte, void *in_flow_context)
{
void *exe_aso_ctrl;
void *execute_aso;
execute_aso = MLX5_ADDR_OF(flow_context, in_flow_context,
execute_aso[0]);
MLX5_SET(execute_aso, execute_aso, valid, 1);
MLX5_SET(execute_aso, execute_aso, aso_object_id,
fte->action.exe_aso.object_id);
exe_aso_ctrl = MLX5_ADDR_OF(execute_aso, execute_aso, exe_aso_ctrl);
MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, return_reg_id,
fte->action.exe_aso.return_reg_id);
MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, aso_type,
fte->action.exe_aso.type);
MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, init_color,
fte->action.exe_aso.flow_meter.init_color);
MLX5_SET(exe_aso_ctrl_flow_meter, exe_aso_ctrl, meter_id,
fte->action.exe_aso.flow_meter.meter_idx);
}
static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
int opmod, int modify_mask,
struct mlx5_flow_table *ft,
@ -663,6 +687,15 @@ static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
list_size);
}
if (fte->action.action & MLX5_FLOW_CONTEXT_ACTION_EXECUTE_ASO) {
if (fte->action.exe_aso.type == MLX5_EXE_ASO_FLOW_METER) {
mlx5_cmd_set_fte_flow_meter(fte, in_flow_context);
} else {
err = -EOPNOTSUPP;
goto err_out;
}
}
err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
err_out:
kvfree(in);

14
include/linux/mlx5/fs.h
View File

@ -212,6 +212,19 @@ struct mlx5_flow_group *
mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in);
void mlx5_destroy_flow_group(struct mlx5_flow_group *fg);
struct mlx5_exe_aso {
u32 object_id;
u8 type;
u8 return_reg_id;
union {
u32 ctrl_data;
struct {
u8 meter_idx;
u8 init_color;
} flow_meter;
};
};
struct mlx5_fs_vlan {
u16 ethtype;
u16 vid;
@ -237,6 +250,7 @@ struct mlx5_flow_act {
struct mlx5_fs_vlan vlan[MLX5_FS_VLAN_DEPTH];
struct ib_counters *counters;
struct mlx5_flow_group *fg;
struct mlx5_exe_aso exe_aso;
};
#define MLX5_DECLARE_FLOW_ACT(name) \