generic_get_column
return generic_get_column(dev, uid, column);
err = generic_get_column(dev, uid, OPAL_ACTIVEKEY);
err = generic_get_column(dev, opaluid[OPAL_LOCKINGSP_UID],
err = generic_get_column(dev, opaluid[OPAL_C_PIN_MSID], OPAL_PIN);