示例#1
0
static int netdev_close(struct net_device *pnetdev)
{
	struct _adapter *padapter = (struct _adapter *) _netdev_priv(pnetdev);

	/* Close LED*/
	padapter->ledpriv.LedControlHandler(padapter, LED_CTL_POWER_OFF);
	msleep(200);

	/*s1.*/
	if (pnetdev) {
		if (!netif_queue_stopped(pnetdev))
			netif_stop_queue(pnetdev);
	}
	/*s2.*/
	/*s2-1.  issue disassoc_cmd to fw*/
	r8712_disassoc_cmd(padapter);
	/*s2-2.  indicate disconnect to os*/
	r8712_ind_disconnect(padapter);
	/*s2-3.*/
	r8712_free_assoc_resources(padapter);
	/*s2-4.*/
	r8712_free_network_queue(padapter);
	/*Stop driver mlme relation timer*/
	stop_drv_timers(padapter);
	return 0;
}
示例#2
0
/**
 *
 * This function intends to handle the shutdown of an interface
 * i.e. when it is brought Down from an Up/Active state.
 *
 */
static int netdev_close(struct net_device *pnetdev)
{
	struct _adapter *padapter = (struct _adapter *) netdev_priv(pnetdev);

	/* Close LED*/
	padapter->ledpriv.LedControlHandler(padapter, LED_CTL_POWER_OFF);
	msleep(200);

	/*s1.*/
	if (pnetdev) {
		if (!netif_queue_stopped(pnetdev))
			netif_stop_queue(pnetdev);
	}
	/*s2.*/
	/*s2-1.  issue disassoc_cmd to fw*/
	r8712_disassoc_cmd(padapter);
	/*s2-2.  indicate disconnect to os*/
	r8712_ind_disconnect(padapter);
	/*s2-3.*/
	r8712_free_assoc_resources(padapter);
	/*s2-4.*/
	r8712_free_network_queue(padapter);
	/* The interface is no longer Up: */
	padapter->bup = false;
	release_firmware(padapter->fw);
	/* never exit with a firmware callback pending */
	wait_for_completion(&padapter->rtl8712_fw_ready);
	return 0;
}
示例#3
0
void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf)
{
	unsigned long irqL, irqL2;
	struct sta_info *psta;
	struct wlan_network *pwlan = NULL;
	struct wlan_bssid_ex *pdev_network = NULL;
	u8 *pibss = NULL;
	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
	struct stadel_event *pstadel = (struct stadel_event *)pbuf;
	struct sta_priv *pstapriv = &adapter->stapriv;
	struct wlan_network *tgt_network = &pmlmepriv->cur_network;

	spin_lock_irqsave(&pmlmepriv->lock, irqL2);
	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
		r8712_ind_disconnect(adapter);
		r8712_free_assoc_resources(adapter);
	}
	if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE |
	    WIFI_ADHOC_STATE)) {
		psta = r8712_get_stainfo(&adapter->stapriv, pstadel->macaddr);
		spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL);
		r8712_free_stainfo(adapter, psta);
		spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL);
		if (adapter->stapriv.asoc_sta_count == 1) {
			/*a sta + bc/mc_stainfo (not Ibss_stainfo) */
			pwlan = r8712_find_network(&pmlmepriv->scanned_queue,
				tgt_network->network.MacAddress);
			if (pwlan) {
				pwlan->fixed = false;
				free_network_nolock(pmlmepriv, pwlan);
			}
			/*re-create ibss*/
			pdev_network = &(adapter->registrypriv.dev_network);
			pibss = adapter->registrypriv.dev_network.MacAddress;
			memcpy(pdev_network, &tgt_network->network,
				r8712_get_ndis_wlan_bssid_ex_sz(&tgt_network->
							network));
			memset(&pdev_network->Ssid, 0,
				sizeof(struct ndis_802_11_ssid));
			memcpy(&pdev_network->Ssid,
				&pmlmepriv->assoc_ssid,
				sizeof(struct ndis_802_11_ssid));
			r8712_update_registrypriv_dev_network(adapter);
			r8712_generate_random_ibss(pibss);
			if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
				set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
			}
		}
	}
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL2);
}
示例#4
0
u8 r8712_set_802_11_disassociate(struct _adapter *padapter)
{
	unsigned long irqL;
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
		r8712_disassoc_cmd(padapter);
		r8712_ind_disconnect(padapter);
		r8712_free_assoc_resources(padapter);
	}
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	return true;
}
示例#5
0
u8 r8712_set_802_11_infrastructure_mode(struct _adapter *padapter,
	enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
{
	unsigned long irqL;
	struct mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct wlan_network	*cur_network = &pmlmepriv->cur_network;
	enum NDIS_802_11_NETWORK_INFRASTRUCTURE *pold_state =
				&(cur_network->network.InfrastructureMode);

	if (*pold_state != networktype) {
		spin_lock_irqsave(&pmlmepriv->lock, irqL);
		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) ||
		    (*pold_state == Ndis802_11IBSS))
			r8712_disassoc_cmd(padapter);
		if (check_fwstate(pmlmepriv,
		    _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true)
			r8712_free_assoc_resources(padapter);
		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) ||
		    (*pold_state == Ndis802_11Infrastructure) ||
		    (*pold_state == Ndis802_11IBSS)) {
			/* will clr Linked_state before this function,
			 * we must have chked whether issue dis-assoc_cmd or
			 * not */
			r8712_ind_disconnect(padapter);
		}
		*pold_state = networktype;
		/* clear WIFI_STATION_STATE; WIFI_AP_STATE; WIFI_ADHOC_STATE;
		 * WIFI_ADHOC_MASTER_STATE */
		_clr_fwstate_(pmlmepriv, WIFI_STATION_STATE | WIFI_AP_STATE |
			      WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE |
			      WIFI_AP_STATE);
		switch (networktype) {
		case Ndis802_11IBSS:
			set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			break;
		case Ndis802_11Infrastructure:
			set_fwstate(pmlmepriv, WIFI_STATION_STATE);
			break;
		case Ndis802_11APMode:
			set_fwstate(pmlmepriv, WIFI_AP_STATE);
			break;
		case Ndis802_11AutoUnknown:
		case Ndis802_11InfrastructureMax:
			break;
		}
		spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	}
	return true;
}
示例#6
0
u8 r8712_set_802_11_bssid(struct _adapter *padapter, u8 *bssid)
{
	unsigned long irqL;
	u8 status = true;
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

	if ((bssid[0] == 0x00 && bssid[1] == 0x00 && bssid[2] == 0x00 &&
	     bssid[3] == 0x00 && bssid[4] == 0x00 && bssid[5] == 0x00) ||
	    (bssid[0] == 0xFF && bssid[1] == 0xFF && bssid[2] == 0xFF &&
	     bssid[3] == 0xFF && bssid[4] == 0xFF && bssid[5] == 0xFF)) {
		status = false;
		return status;
	}
	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY |
	    _FW_UNDER_LINKING) == true) {
		status = check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
		goto _Abort_Set_BSSID;
	}
	if (check_fwstate(pmlmepriv,
	    _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) {
		if (!memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid,
		    ETH_ALEN)) {
			if (check_fwstate(pmlmepriv,
			    WIFI_STATION_STATE) == false)
				goto _Abort_Set_BSSID; /* driver is in
						* WIFI_ADHOC_MASTER_STATE */
		} else {
			r8712_disassoc_cmd(padapter);
			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
				r8712_ind_disconnect(padapter);
			r8712_free_assoc_resources(padapter);
			if ((check_fwstate(pmlmepriv,
			     WIFI_ADHOC_MASTER_STATE))) {
				_clr_fwstate_(pmlmepriv,
					      WIFI_ADHOC_MASTER_STATE);
				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			}
		}
	}
	memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
	pmlmepriv->assoc_by_bssid = true;
	status = do_join(padapter);
	goto done;
_Abort_Set_BSSID:
done:
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
	return status;
}
示例#7
0
void r8712_set_802_11_ssid(struct _adapter *padapter,
			   struct ndis_802_11_ssid *ssid)
{
	unsigned long irqL;
	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct wlan_network *pnetwork = &pmlmepriv->cur_network;

	if (!padapter->hw_init_completed)
		return;
	spin_lock_irqsave(&pmlmepriv->lock, irqL);
	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING)) {
		check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
		goto _Abort_Set_SSID;
	}
	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE)) {
		if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
		    (!memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid,
		    ssid->SsidLength))) {
			if (!check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
				if (!r8712_is_same_ibss(padapter,
				     pnetwork)) {
					/* if in WIFI_ADHOC_MASTER_STATE or
					 *  WIFI_ADHOC_STATE, create bss or
					 * rejoin again
					 */
					r8712_disassoc_cmd(padapter);
					if (check_fwstate(pmlmepriv,
					    _FW_LINKED) == true)
						r8712_ind_disconnect(padapter);
					r8712_free_assoc_resources(padapter);
					if (check_fwstate(pmlmepriv,
					     WIFI_ADHOC_MASTER_STATE)) {
						_clr_fwstate_(pmlmepriv,
						    WIFI_ADHOC_MASTER_STATE);
						set_fwstate(pmlmepriv,
							    WIFI_ADHOC_STATE);
					}
				} else
					goto _Abort_Set_SSID; /* driver is in
						  * WIFI_ADHOC_MASTER_STATE */
			}
		} else {
			r8712_disassoc_cmd(padapter);
			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
				r8712_ind_disconnect(padapter);
			r8712_free_assoc_resources(padapter);
			if (check_fwstate(pmlmepriv,
			    WIFI_ADHOC_MASTER_STATE) == true) {
				_clr_fwstate_(pmlmepriv,
					      WIFI_ADHOC_MASTER_STATE);
				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			}
		}
	}
	if (padapter->securitypriv.btkip_countermeasure == true)
		goto _Abort_Set_SSID;
	if (!validate_ssid(ssid))
		goto _Abort_Set_SSID;
	memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
	pmlmepriv->assoc_by_bssid = false;
	do_join(padapter);
	goto done;
_Abort_Set_SSID:
done:
	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
}
示例#8
0
int r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv)
{
	struct list_head *phead;
	unsigned char *dst_ssid, *src_ssid;
	struct _adapter *adapter;
	struct  __queue *queue = NULL;
	struct wlan_network *pnetwork = NULL;
	struct wlan_network *pnetwork_max_rssi = NULL;

	adapter = (struct _adapter *)pmlmepriv->nic_hdl;
	queue = &pmlmepriv->scanned_queue;
	phead = get_list_head(queue);
	pmlmepriv->pscanned = get_next(phead);
	while (1) {
		if (end_of_queue_search(phead, pmlmepriv->pscanned) == true) {
			if ((pmlmepriv->assoc_by_rssi == true) &&
			    (pnetwork_max_rssi != NULL)) {
				pnetwork = pnetwork_max_rssi;
				goto ask_for_joinbss;
			}
			return _FAIL;
		}
		pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned,
					  struct wlan_network, list);
		if (pnetwork == NULL)
			return _FAIL;
		pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
		if (pmlmepriv->assoc_by_bssid == true) {
			dst_ssid = pnetwork->network.MacAddress;
			src_ssid = pmlmepriv->assoc_bssid;
			if (!memcmp(dst_ssid, src_ssid, ETH_ALEN)) {
				if (check_fwstate(pmlmepriv, _FW_LINKED)) {
					if (is_same_network(&pmlmepriv->
					    cur_network.network,
					    &pnetwork->network)) {
						_clr_fwstate_(pmlmepriv,
							_FW_UNDER_LINKING);
						/*r8712_indicate_connect again*/
						r8712_indicate_connect(adapter);
						return 2;
					}
					r8712_disassoc_cmd(adapter);
					r8712_ind_disconnect(adapter);
					r8712_free_assoc_resources(adapter);
				}
				goto ask_for_joinbss;
			}
		} else if (pmlmepriv->assoc_ssid.SsidLength == 0)
			goto ask_for_joinbss;
		dst_ssid = pnetwork->network.Ssid.Ssid;
		src_ssid = pmlmepriv->assoc_ssid.Ssid;
		if ((pnetwork->network.Ssid.SsidLength ==
		    pmlmepriv->assoc_ssid.SsidLength) &&
		    (!memcmp(dst_ssid, src_ssid,
		     pmlmepriv->assoc_ssid.SsidLength))) {
			if (pmlmepriv->assoc_by_rssi == true) {
				/* if the ssid is the same, select the bss
				 *  which has the max rssi*/
				if (pnetwork_max_rssi) {
					if (pnetwork->network.Rssi >
					    pnetwork_max_rssi->network.Rssi)
						pnetwork_max_rssi = pnetwork;
				} else
					pnetwork_max_rssi = pnetwork;
			} else if (is_desired_network(adapter, pnetwork)) {
				if (check_fwstate(pmlmepriv, _FW_LINKED)) {
					r8712_disassoc_cmd(adapter);
					r8712_free_assoc_resources(adapter);
				}
				goto ask_for_joinbss;
			}
		}
	}
	return _FAIL;
ask_for_joinbss:
	return r8712_joinbss_cmd(adapter, pnetwork);
}