mlxsw: core: Trace EMAD errors

nirdotan · davem330 · commit d32d02a5489b · 2019-02-06T11:05:57.000-08:00
Trace EMAD errors returned from HW.

Signed-off-by: Nir Dotan &lt;nird@mellanox.com&gt;
Acked-by: Jiri Pirko &lt;jiri@mellanox.com&gt;
Signed-off-by: Ido Schimmel &lt;idosch@mellanox.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -1460,13 +1460,17 @@ static int mlxsw_reg_trans_wait(struct mlxsw_reg_trans *trans)
 	if (trans->retries)
 		dev_warn(mlxsw_core->bus_info->dev, "EMAD retries (%d/%d) (tid=%llx)\n",
 			 trans->retries, MLXSW_EMAD_MAX_RETRY, trans->tid);
-	if (err)
+	if (err) {
 		dev_err(mlxsw_core->bus_info->dev, "EMAD reg access failed (tid=%llx,reg_id=%x(%s),type=%s,status=%x(%s))\n",
 			trans->tid, trans->reg->id,
 			mlxsw_reg_id_str(trans->reg->id),
 			mlxsw_core_reg_access_type_str(trans->type),
 			trans->emad_status,
 			mlxsw_emad_op_tlv_status_str(trans->emad_status));
+		trace_devlink_hwerr(priv_to_devlink(mlxsw_core),
+				    trans->emad_status,
+				    mlxsw_emad_op_tlv_status_str(trans->emad_status));
+	}
 
 	list_del(&trans->bulk_list);
 	kfree_rcu(trans, rcu);
