C++ (Cpp) qtnf_core_net_attach示例

示例#1

文件： cfg80211.c 项目： mkrufky/linux

static struct wireless_dev *qtnf_add_virtual_intf(struct wiphy *wiphy,
						  const char *name,
						  unsigned char name_assign_t,
						  enum nl80211_iftype type,
						  struct vif_params *params)
{
	struct qtnf_wmac *mac;
	struct qtnf_vif *vif;
	u8 *mac_addr = NULL;

	mac = wiphy_priv(wiphy);

	if (!mac)
		return ERR_PTR(-EFAULT);

	switch (type) {
	case NL80211_IFTYPE_STATION:
	case NL80211_IFTYPE_AP:
		vif = qtnf_mac_get_free_vif(mac);
		if (!vif) {
			pr_err("MAC%u: no free VIF available\n", mac->macid);
			return ERR_PTR(-EFAULT);
		}

		eth_zero_addr(vif->mac_addr);
		vif->bss_priority = QTNF_DEF_BSS_PRIORITY;
		vif->wdev.wiphy = wiphy;
		vif->wdev.iftype = type;
		vif->sta_state = QTNF_STA_DISCONNECTED;
		break;
	default:
		pr_err("MAC%u: unsupported IF type %d\n", mac->macid, type);
		return ERR_PTR(-ENOTSUPP);
	}

	if (params)
		mac_addr = params->macaddr;

	if (qtnf_cmd_send_add_intf(vif, type, mac_addr)) {
		pr_err("VIF%u.%u: failed to add VIF\n", mac->macid, vif->vifid);
		goto err_cmd;
	}

	if (!is_valid_ether_addr(vif->mac_addr)) {
		pr_err("VIF%u.%u: FW reported bad MAC: %pM\n",
		       mac->macid, vif->vifid, vif->mac_addr);
		goto err_mac;
	}

	if (qtnf_core_net_attach(mac, vif, name, name_assign_t, type)) {
		pr_err("VIF%u.%u: failed to attach netdev\n", mac->macid,
		       vif->vifid);
		goto err_net;
	}

	vif->wdev.netdev = vif->netdev;
	return &vif->wdev;

err_net:
	vif->netdev = NULL;
err_mac:
	qtnf_cmd_send_del_intf(vif);
err_cmd:
	vif->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;

	return ERR_PTR(-EFAULT);
}

示例#2

文件： core.c 项目： mdamt/linux

static int qtnf_core_mac_attach(struct qtnf_bus *bus, unsigned int macid)
{
	struct qtnf_wmac *mac;
	struct qtnf_vif *vif;
	int ret;

	if (!(bus->hw_info.mac_bitmap & BIT(macid))) {
		pr_info("MAC%u is not active in FW\n", macid);
		return 0;
	}

	mac = qtnf_core_mac_alloc(bus, macid);
	if (IS_ERR(mac)) {
		pr_err("MAC%u allocation failed\n", macid);
		return PTR_ERR(mac);
	}

	ret = qtnf_cmd_get_mac_info(mac);
	if (ret) {
		pr_err("MAC%u: failed to get info\n", macid);
		goto error;
	}

	vif = qtnf_mac_get_base_vif(mac);
	if (!vif) {
		pr_err("MAC%u: primary VIF is not ready\n", macid);
		ret = -EFAULT;
		goto error;
	}

	ret = qtnf_cmd_send_add_intf(vif, NL80211_IFTYPE_AP, vif->mac_addr);
	if (ret) {
		pr_err("MAC%u: failed to add VIF\n", macid);
		goto error;
	}

	ret = qtnf_cmd_send_get_phy_params(mac);
	if (ret) {
		pr_err("MAC%u: failed to get PHY settings\n", macid);
		goto error;
	}

	ret = qtnf_mac_init_bands(mac);
	if (ret) {
		pr_err("MAC%u: failed to init bands\n", macid);
		goto error;
	}

	ret = qtnf_wiphy_register(&bus->hw_info, mac);
	if (ret) {
		pr_err("MAC%u: wiphy registration failed\n", macid);
		goto error;
	}

	mac->wiphy_registered = 1;

	rtnl_lock();

	ret = qtnf_core_net_attach(mac, vif, "wlan%d", NET_NAME_ENUM,
				   NL80211_IFTYPE_AP);
	rtnl_unlock();

	if (ret) {
		pr_err("MAC%u: failed to attach netdev\n", macid);
		vif->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED;
		vif->netdev = NULL;
		goto error;
	}

	pr_debug("MAC%u initialized\n", macid);

	return 0;

error:
	qtnf_core_mac_detach(bus, macid);
	return ret;
}