net/mlx5e: Add support for reading connector type from PTYS

Read port connector type from the firmware instead of caching it in the
driver metadata.

Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

include/linux/mlx5/port.h

@@ -92,6 +92,19 @@ enum mlx5e_link_mode {
 	MLX5E_LINK_MODES_NUMBER,
 };
 
+enum mlx5e_connector_type {
+	MLX5E_PORT_UNKNOWN	= 0,
+	MLX5E_PORT_NONE			= 1,
+	MLX5E_PORT_TP			= 2,
+	MLX5E_PORT_AUI			= 3,
+	MLX5E_PORT_BNC			= 4,
+	MLX5E_PORT_MII			= 5,
+	MLX5E_PORT_FIBRE		= 6,
+	MLX5E_PORT_DA			= 7,
+	MLX5E_PORT_OTHER		= 8,
+	MLX5E_CONNECTOR_TYPE_NUMBER,
+};
+
 #define MLX5E_PROT_MASK(link_mode) (1 << link_mode)
 
 #define PORT_MODULE_EVENT_MODULE_STATUS_MASK 0xF