at76_set_card_command
ret = at76_set_card_command(priv->udev, CMD_SCAN, &scan, sizeof(scan));
ret = at76_set_card_command(priv->udev, CMD_STARTUP, &priv->card_config,
ret = at76_set_card_command(priv->udev, CMD_JOIN, &join,
ret = at76_set_card_command(priv->udev, CMD_SCAN, &scan, sizeof(scan));
ret = at76_set_card_command(priv->udev, CMD_SET_MIB, buf,
ret = at76_set_card_command(priv->udev, cmd, NULL, 0);