Commit e62f5b0e authored by Danielle Ratson's avatar Danielle Ratson Committed by David S. Miller
Browse files

mlxsw: core_env: Query and store port module's type during initialization 



Query and store port module's type during initialization so that it
could be later used to determine if certain configurations are allowed
based on the type.

Signed-off-by: default avatarDanielle Ratson <danieller@nvidia.com>
Signed-off-by: default avatarIdo Schimmel <idosch@nvidia.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 0d31441e

drivers/net/ethernet/mellanox/mlxsw/core_env.c

+28 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ struct mlxsw_env_module_info { 
	int num_ports_mapped;

	int num_ports_up;

	enum ethtool_module_power_mode_policy power_mode_policy;

	enum mlxsw_reg_pmtm_module_type type;

};



struct mlxsw_env {
@@ -998,6 +999,28 @@ void mlxsw_env_module_port_down(struct mlxsw_core *mlxsw_core, u8 module) 
}

EXPORT_SYMBOL(mlxsw_env_module_port_down);



static int

mlxsw_env_module_type_set(struct mlxsw_core *mlxsw_core)

{

	struct mlxsw_env *mlxsw_env = mlxsw_core_env(mlxsw_core);

	int i;



	for (i = 0; i < mlxsw_env->module_count; i++) {

		char pmtm_pl[MLXSW_REG_PMTM_LEN];

		int err;



		mlxsw_reg_pmtm_pack(pmtm_pl, 0, i);

		err = mlxsw_reg_query(mlxsw_core, MLXSW_REG(pmtm), pmtm_pl);

		if (err)

			return err;



		mlxsw_env->module_info[i].type =

			mlxsw_reg_pmtm_module_type_get(pmtm_pl);

	}



	return 0;

}



int mlxsw_env_init(struct mlxsw_core *mlxsw_core, struct mlxsw_env **p_env)

{

	char mgpir_pl[MLXSW_REG_MGPIR_LEN];
@@ -1044,8 +1067,13 @@ int mlxsw_env_init(struct mlxsw_core *mlxsw_core, struct mlxsw_env **p_env) 
	if (err)

		goto err_temp_event_enable;



	err = mlxsw_env_module_type_set(mlxsw_core);

	if (err)

		goto err_type_set;



	return 0;



err_type_set:

err_temp_event_enable:

err_oper_state_event_enable:

	mlxsw_env_module_plug_event_unregister(env);