This patch implements ethdev operations get_module_info and
get_module_eeprom, to support ethtool commands ETHTOOL_GMODULEINFO
and ETHTOOL_GMODULEEEPROM.
New functions mlx5_get_module_info() and mlx5_get_module_eeprom()
added in mlx5_ethdev.c.
Signed-off-by: Dekel Peled <dekelp@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>