/**
* @brief This function sends the OBSS scan parameters to the application
*
* @param pmpriv A pointer to mlan_private structure
*
* @return N/A
*/
t_void
wlan_2040_coex_event(pmlan_private pmpriv)
{
t_u8 event_buf[100];
mlan_event *pevent = (mlan_event *) event_buf;
t_u8 ele_len;
ENTER();
if (pmpriv->curr_bss_params.bss_descriptor.poverlap_bss_scan_param &&
pmpriv->curr_bss_params.bss_descriptor.poverlap_bss_scan_param->
ieee_hdr.element_id == OVERLAPBSSSCANPARAM) {
ele_len =
pmpriv->curr_bss_params.bss_descriptor.poverlap_bss_scan_param->
ieee_hdr.len;
pevent->bss_num = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_DRV_OBSS_SCAN_PARAM;
/* Copy OBSS scan parameters */
memcpy(pmpriv->adapter, (t_u8 *) pevent->event_buf,
(t_u8 *) & pmpriv->curr_bss_params.bss_descriptor.
poverlap_bss_scan_param->obss_scan_param, ele_len);
pevent->event_len = ele_len;
wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_OBSS_SCAN_PARAM, pevent);
}
LEAVE();
}
/**
* @brief This function sends the HS_ACTIVATED event to the application
*
* @param priv A pointer to mlan_private structure
* @param activated MTRUE if activated, MFALSE if de-activated
*
* @return None
*/
t_void
wlan_host_sleep_activated_event(pmlan_private priv, t_u8 activated)
{
ENTER();
if (activated) {
if (priv->adapter->is_hs_configured) {
priv->adapter->hs_activated = MTRUE;
wlan_recv_event(priv, MLAN_EVENT_ID_DRV_HS_ACTIVATED, MNULL);
} else
PRINTM(MWARN, "hs_activated: HS not configured !!!\n");
} else {
priv->adapter->hs_activated = MFALSE;
wlan_recv_event(priv, MLAN_EVENT_ID_DRV_HS_DEACTIVATED, MNULL);
}
LEAVE();
}
/**
* @brief The main process
*
* @param pmlan_adapter A pointer to mlan_adapter structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
mlan_rx_process(IN t_void * pmlan_adapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
mlan_adapter *pmadapter = (mlan_adapter *) pmlan_adapter;
pmlan_callbacks pcb;
pmlan_buffer pmbuf;
ENTER();
MASSERT(pmlan_adapter);
pcb = &pmadapter->callbacks;
pcb->moal_spin_lock(pmadapter->pmoal_handle, pmadapter->prx_proc_lock);
if (pmadapter->mlan_rx_processing || pmadapter->rx_lock_flag) {
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->prx_proc_lock);
goto exit_rx_proc;
} else {
pmadapter->mlan_rx_processing = MTRUE;
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->prx_proc_lock);
}
/* Check for Rx data */
while ((pmbuf =
(pmlan_buffer) util_dequeue_list(pmadapter->pmoal_handle,
&pmadapter->rx_data_queue,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock))) {
util_scalar_decrement(pmadapter->pmoal_handle,
&pmadapter->rx_pkts_queued,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock);
if (pmadapter->delay_task_flag &&
(util_scalar_read
(pmadapter->pmoal_handle, &pmadapter->rx_pkts_queued,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock) <
LOW_RX_PENDING)) {
PRINTM(MEVENT, "Run\n");
pmadapter->delay_task_flag = MFALSE;
wlan_recv_event(wlan_get_priv
(pmadapter, MLAN_BSS_ROLE_ANY),
MLAN_EVENT_ID_DRV_DEFER_HANDLING,
MNULL);
}
wlan_handle_rx_packet(pmadapter, pmbuf);
}
pcb->moal_spin_lock(pmadapter->pmoal_handle, pmadapter->prx_proc_lock);
pmadapter->mlan_rx_processing = MFALSE;
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->prx_proc_lock);
exit_rx_proc:
LEAVE();
return ret;
}
/**
* @brief This function sends the HS_WAKEUP event to the application
*
* @param priv A pointer to mlan_private structure
*
* @return None
*/
t_void
wlan_host_sleep_wakeup_event(pmlan_private priv)
{
ENTER();
if (priv->adapter->is_hs_configured) {
wlan_recv_event(priv, MLAN_EVENT_ID_FW_HS_WAKEUP, MNULL);
} else {
PRINTM(MWARN, "hs_wakeup: Host Sleep not configured !!!\n");
}
LEAVE();
}
/**
* @brief Retrieve a measurement report from the firmware
*
* Callback from command processing when a measurement report is received
* from the firmware. Perform the following when a report is received:
*
* -# Debug displays the report if compiled with the appropriate flags
* -# If we are pending on a specific measurement report token, and it
* matches the received report's token, store the report and wake up
* any pending threads
*
* @param pmpriv Private driver information structure
* @param resp HostCmd_DS_COMMAND struct returned from the firmware command
* passing a HostCmd_DS_MEASUREMENT_REPORT structure.
*
* @return MLAN_STATUS_SUCCESS
*/
static int
wlan_meas_cmdresp_get_report(mlan_private *pmpriv,
const HostCmd_DS_COMMAND *resp)
{
mlan_adapter *pmadapter = pmpriv->adapter;
const HostCmd_DS_MEASUREMENT_REPORT *pmeas_rpt = &resp->params.meas_rpt;
ENTER();
PRINTM(MINFO, "Meas: Rpt: %#x-%u, Seq=%u, Ret=%u\n",
resp->command, resp->size, resp->seq_num, resp->result);
/* Debug displays the measurement report */
wlan_meas_dump_meas_rpt(pmeas_rpt);
/*
* Check if we are pending on a measurement report and it matches
* the dialog token of the received report:
*/
if (pmadapter->state_meas.meas_rpt_pend_on
&& pmadapter->state_meas.meas_rpt_pend_on ==
pmeas_rpt->dialog_token) {
PRINTM(MINFO, "Meas: Rpt: RCV'd Pend on meas #%d\n",
pmadapter->state_meas.meas_rpt_pend_on);
/* Clear the pending report indicator */
pmadapter->state_meas.meas_rpt_pend_on = 0;
/* Copy the received report into the measurement state for
retrieval */
memcpy(pmadapter, &pmadapter->state_meas.meas_rpt_returned,
pmeas_rpt,
sizeof(pmadapter->state_meas.meas_rpt_returned));
/*
* Wake up any threads pending on the wait queue
*/
wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_MEAS_REPORT, MNULL);
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function send the tdls teardown request event.
*
* @param priv A pointer to mlan_private
*
* @return N/A
*/
void
wlan_send_tdls_tear_down_request(pmlan_private priv)
{
t_u8 event_buf[100];
mlan_event *ptdls_event = (mlan_event *)event_buf;
tdls_tear_down_event *tdls_evt =
(tdls_tear_down_event *)ptdls_event->event_buf;
sta_node *sta_ptr = MNULL;
ENTER();
sta_ptr = (sta_node *)util_peek_list(priv->adapter->pmoal_handle,
&priv->sta_list,
priv->adapter->callbacks.
moal_spin_lock,
priv->adapter->callbacks.
moal_spin_unlock);
if (!sta_ptr) {
LEAVE();
return;
}
while (sta_ptr != (sta_node *)&priv->sta_list) {
if (sta_ptr->external_tdls) {
ptdls_event->bss_index = priv->bss_index;
ptdls_event->event_id =
MLAN_EVENT_ID_DRV_TDLS_TEARDOWN_REQ;
ptdls_event->event_len = sizeof(tdls_tear_down_event);
memcpy(priv->adapter, (t_u8 *)tdls_evt->peer_mac_addr,
sta_ptr->mac_addr, MLAN_MAC_ADDR_LENGTH);
tdls_evt->reason_code =
MLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED;
wlan_recv_event(priv,
MLAN_EVENT_ID_DRV_TDLS_TEARDOWN_REQ,
ptdls_event);
}
sta_ptr = sta_ptr->pnext;
}
LEAVE();
return;
}
/**
* @brief This function processes received packet and forwards it
* to kernel/upper layer or send back to firmware
*
* @param priv A pointer to mlan_private
* @param pmbuf A pointer to mlan_buffer which includes the received packet
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
wlan_process_uap_rx_packet(IN mlan_private *priv, IN pmlan_buffer pmbuf)
{
pmlan_adapter pmadapter = priv->adapter;
mlan_status ret = MLAN_STATUS_SUCCESS;
UapRxPD *prx_pd;
RxPacketHdr_t *prx_pkt;
pmlan_buffer newbuf = MNULL;
ENTER();
prx_pd = (UapRxPD *)(pmbuf->pbuf + pmbuf->data_offset);
prx_pkt = (RxPacketHdr_t *)((t_u8 *)prx_pd + prx_pd->rx_pkt_offset);
DBG_HEXDUMP(MDAT_D, "uAP RxPD", prx_pd,
MIN(sizeof(UapRxPD), MAX_DATA_DUMP_LEN));
DBG_HEXDUMP(MDAT_D, "uAP Rx Payload",
((t_u8 *)prx_pd + prx_pd->rx_pkt_offset),
MIN(prx_pd->rx_pkt_length, MAX_DATA_DUMP_LEN));
PRINTM(MINFO,
"RX Data: data_len - prx_pd->rx_pkt_offset = %d - %d = %d\n",
pmbuf->data_len, prx_pd->rx_pkt_offset,
pmbuf->data_len - prx_pd->rx_pkt_offset);
PRINTM(MDATA, "Rx dest " MACSTR "\n",
MAC2STR(prx_pkt->eth803_hdr.dest_addr));
/* don't do packet forwarding in disconnected state */
/* don't do packet forwarding when packet > 1514 */
if ((priv->media_connected == MFALSE) ||
((pmbuf->data_len - prx_pd->rx_pkt_offset) > MV_ETH_FRAME_LEN))
goto upload;
if (prx_pkt->eth803_hdr.dest_addr[0] & 0x01) {
if (!(priv->pkt_fwd & PKT_FWD_INTRA_BCAST)) {
/* Multicast pkt */
newbuf = wlan_alloc_mlan_buffer(pmadapter,
MLAN_TX_DATA_BUF_SIZE_2K,
0, MOAL_MALLOC_BUFFER);
if (newbuf) {
newbuf->bss_index = pmbuf->bss_index;
newbuf->buf_type = pmbuf->buf_type;
newbuf->priority = pmbuf->priority;
newbuf->in_ts_sec = pmbuf->in_ts_sec;
newbuf->in_ts_usec = pmbuf->in_ts_usec;
newbuf->data_offset =
(sizeof(UapTxPD) + INTF_HEADER_LEN +
DMA_ALIGNMENT);
util_scalar_increment(pmadapter->pmoal_handle,
&pmadapter->
pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock);
newbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF;
/* copy the data, skip rxpd */
memcpy(pmadapter,
(t_u8 *)newbuf->pbuf +
newbuf->data_offset,
pmbuf->pbuf + pmbuf->data_offset +
prx_pd->rx_pkt_offset,
pmbuf->data_len - prx_pd->rx_pkt_offset);
newbuf->data_len =
pmbuf->data_len - prx_pd->rx_pkt_offset;
wlan_wmm_add_buf_txqueue(pmadapter, newbuf);
if (util_scalar_read(pmadapter->pmoal_handle,
&pmadapter->
pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock) >
RX_HIGH_THRESHOLD)
wlan_drop_tx_pkts(priv);
wlan_recv_event(priv,
MLAN_EVENT_ID_DRV_DEFER_HANDLING,
MNULL);
}
}
} else {
if ((!(priv->pkt_fwd & PKT_FWD_INTRA_UCAST)) &&
(wlan_get_station_entry
(priv, prx_pkt->eth803_hdr.dest_addr))) {
/* Forwarding Intra-BSS packet */
pmbuf->data_len -= prx_pd->rx_pkt_offset;
pmbuf->data_offset += prx_pd->rx_pkt_offset;
pmbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF;
util_scalar_increment(pmadapter->pmoal_handle,
&pmadapter->pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock);
wlan_wmm_add_buf_txqueue(pmadapter, pmbuf);
if (util_scalar_read(pmadapter->pmoal_handle,
&pmadapter->pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock) >
RX_HIGH_THRESHOLD)
wlan_drop_tx_pkts(priv);
wlan_recv_event(priv, MLAN_EVENT_ID_DRV_DEFER_HANDLING,
MNULL);
goto done;
} else if (MLAN_STATUS_FAILURE ==
wlan_check_unicast_packet(priv,
prx_pkt->eth803_hdr.
dest_addr)) {
PRINTM(MDATA, "Drop Pkts: Rx dest " MACSTR "\n",
MAC2STR(prx_pkt->eth803_hdr.dest_addr));
pmbuf->status_code = MLAN_ERROR_PKT_INVALID;
wlan_free_mlan_buffer(pmadapter, pmbuf);
goto done;
}
}
upload:
/* Chop off RxPD */
pmbuf->data_len -= prx_pd->rx_pkt_offset;
pmbuf->data_offset += prx_pd->rx_pkt_offset;
pmbuf->pparent = MNULL;
pmadapter->callbacks.moal_get_system_time(pmadapter->pmoal_handle,
&pmbuf->out_ts_sec,
&pmbuf->out_ts_usec);
PRINTM_NETINTF(MDATA, priv);
PRINTM(MDATA, "%lu.%06lu : Data => kernel seq_num=%d tid=%d\n",
pmbuf->out_ts_sec, pmbuf->out_ts_usec, prx_pd->seq_num,
prx_pd->priority);
ret = pmadapter->callbacks.moal_recv_packet(pmadapter->pmoal_handle,
pmbuf);
if (ret == MLAN_STATUS_FAILURE) {
PRINTM(MERROR,
"uAP Rx Error: moal_recv_packet returned error\n");
pmbuf->status_code = MLAN_ERROR_PKT_INVALID;
}
if (ret != MLAN_STATUS_PENDING)
wlan_free_mlan_buffer(pmadapter, pmbuf);
done:
LEAVE();
return ret;
}
/**
* @brief This function processes received packet and forwards it
* to kernel/upper layer or send back to firmware
*
* @param priv A pointer to mlan_private
* @param pmbuf A pointer to mlan_buffer which includes the received packet
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
wlan_uap_recv_packet(IN mlan_private *priv, IN pmlan_buffer pmbuf)
{
pmlan_adapter pmadapter = priv->adapter;
mlan_status ret = MLAN_STATUS_SUCCESS;
RxPacketHdr_t *prx_pkt;
pmlan_buffer newbuf = MNULL;
ENTER();
prx_pkt = (RxPacketHdr_t *)((t_u8 *)pmbuf->pbuf + pmbuf->data_offset);
DBG_HEXDUMP(MDAT_D, "uap_recv_packet", pmbuf->pbuf + pmbuf->data_offset,
MIN(pmbuf->data_len, MAX_DATA_DUMP_LEN));
PRINTM(MDATA, "AMSDU dest " MACSTR "\n",
MAC2STR(prx_pkt->eth803_hdr.dest_addr));
/* don't do packet forwarding in disconnected state */
if ((priv->media_connected == MFALSE) ||
(pmbuf->data_len > MV_ETH_FRAME_LEN))
goto upload;
if (prx_pkt->eth803_hdr.dest_addr[0] & 0x01) {
if (!(priv->pkt_fwd & PKT_FWD_INTRA_BCAST)) {
/* Multicast pkt */
newbuf = wlan_alloc_mlan_buffer(pmadapter,
MLAN_TX_DATA_BUF_SIZE_2K,
0, MOAL_MALLOC_BUFFER);
if (newbuf) {
newbuf->bss_index = pmbuf->bss_index;
newbuf->buf_type = pmbuf->buf_type;
newbuf->priority = pmbuf->priority;
newbuf->in_ts_sec = pmbuf->in_ts_sec;
newbuf->in_ts_usec = pmbuf->in_ts_usec;
newbuf->data_offset =
(sizeof(UapTxPD) + INTF_HEADER_LEN +
DMA_ALIGNMENT);
util_scalar_increment(pmadapter->pmoal_handle,
&pmadapter->
pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock);
newbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF;
/* copy the data */
memcpy(pmadapter,
(t_u8 *)newbuf->pbuf +
newbuf->data_offset,
pmbuf->pbuf + pmbuf->data_offset,
pmbuf->data_len);
newbuf->data_len = pmbuf->data_len;
wlan_wmm_add_buf_txqueue(pmadapter, newbuf);
if (util_scalar_read(pmadapter->pmoal_handle,
&pmadapter->
pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock) >
RX_HIGH_THRESHOLD)
wlan_drop_tx_pkts(priv);
wlan_recv_event(priv,
MLAN_EVENT_ID_DRV_DEFER_HANDLING,
MNULL);
}
}
} else {
if ((!(priv->pkt_fwd & PKT_FWD_INTRA_UCAST)) &&
(wlan_get_station_entry
(priv, prx_pkt->eth803_hdr.dest_addr))) {
/* Intra BSS packet */
newbuf = wlan_alloc_mlan_buffer(pmadapter,
MLAN_TX_DATA_BUF_SIZE_2K,
0, MOAL_MALLOC_BUFFER);
if (newbuf) {
newbuf->bss_index = pmbuf->bss_index;
newbuf->buf_type = pmbuf->buf_type;
newbuf->priority = pmbuf->priority;
newbuf->in_ts_sec = pmbuf->in_ts_sec;
newbuf->in_ts_usec = pmbuf->in_ts_usec;
newbuf->data_offset =
(sizeof(UapTxPD) + INTF_HEADER_LEN +
DMA_ALIGNMENT);
util_scalar_increment(pmadapter->pmoal_handle,
&pmadapter->
pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock);
newbuf->flags |= MLAN_BUF_FLAG_BRIDGE_BUF;
/* copy the data */
memcpy(pmadapter,
(t_u8 *)newbuf->pbuf +
newbuf->data_offset,
pmbuf->pbuf + pmbuf->data_offset,
pmbuf->data_len);
newbuf->data_len = pmbuf->data_len;
wlan_wmm_add_buf_txqueue(pmadapter, newbuf);
if (util_scalar_read(pmadapter->pmoal_handle,
&pmadapter->
pending_bridge_pkts,
pmadapter->callbacks.
moal_spin_lock,
pmadapter->callbacks.
moal_spin_unlock) >
RX_HIGH_THRESHOLD)
wlan_drop_tx_pkts(priv);
wlan_recv_event(priv,
MLAN_EVENT_ID_DRV_DEFER_HANDLING,
MNULL);
}
goto done;
} else if (MLAN_STATUS_FAILURE ==
wlan_check_unicast_packet(priv,
prx_pkt->eth803_hdr.
dest_addr)) {
/* drop packet */
PRINTM(MDATA, "Drop AMSDU dest " MACSTR "\n",
MAC2STR(prx_pkt->eth803_hdr.dest_addr));
goto done;
}
}
upload:
/** send packet to moal */
ret = pmadapter->callbacks.moal_recv_packet(pmadapter->pmoal_handle,
pmbuf);
done:
LEAVE();
return ret;
}
/**
* @brief This function handles disconnect event, reports disconnect
* to upper layer, cleans tx/rx packets,
* resets link state etc.
*
* @param priv A pointer to mlan_private structure
*
* @return N/A
*/
t_void
wlan_reset_connect_state(pmlan_private priv)
{
mlan_adapter *pmadapter = priv->adapter;
mlan_status ret = MLAN_STATUS_SUCCESS;
state_11d_t enable;
ENTER();
if (priv->media_connected != MTRUE) {
LEAVE();
return;
}
PRINTM(MINFO, "Handles disconnect event.\n");
priv->media_connected = MFALSE;
if (priv->port_ctrl_mode == MTRUE) {
/* Close the port on Disconnect */
PRINTM(MINFO, "DISC: port_status = CLOSED\n");
priv->port_open = MFALSE;
}
priv->scan_block = MFALSE;
/* Free Tx and Rx packets, report disconnect to upper layer */
wlan_clean_txrx(priv);
/* Reset SNR/NF/RSSI values */
priv->data_rssi_last = 0;
priv->data_nf_last = 0;
priv->data_rssi_avg = 0;
priv->data_nf_avg = 0;
priv->bcn_rssi_last = 0;
priv->bcn_nf_last = 0;
priv->bcn_rssi_avg = 0;
priv->bcn_nf_avg = 0;
priv->rxpd_rate = 0;
priv->rxpd_htinfo = 0;
priv->sec_info.ewpa_enabled = MFALSE;
priv->sec_info.wpa_enabled = MFALSE;
priv->sec_info.wpa2_enabled = MFALSE;
priv->wpa_ie_len = 0;
priv->sec_info.wapi_enabled = MFALSE;
priv->wapi_ie_len = 0;
priv->sec_info.wapi_key_on = MFALSE;
priv->sec_info.encryption_mode = MLAN_ENCRYPTION_MODE_NONE;
/* Enable auto data rate */
priv->is_data_rate_auto = MTRUE;
priv->data_rate = 0;
if (priv->bss_mode == MLAN_BSS_MODE_IBSS) {
priv->adhoc_state = ADHOC_IDLE;
priv->adhoc_is_link_sensed = MFALSE;
priv->adhoc_auto_sel = MTRUE;
}
/*
* Memorize the previous SSID and BSSID so
* it could be used for re-assoc
*/
PRINTM(MINFO, "Previous SSID=%s, SSID Length=%u\n",
priv->prev_ssid.ssid, priv->prev_ssid.ssid_len);
PRINTM(MINFO, "Current SSID=%s, SSID Length=%u\n",
priv->curr_bss_params.bss_descriptor.ssid.ssid,
priv->curr_bss_params.bss_descriptor.ssid.ssid_len);
memcpy(pmadapter, &priv->prev_ssid,
&priv->curr_bss_params.bss_descriptor.ssid,
sizeof(mlan_802_11_ssid));
memcpy(pmadapter, priv->prev_bssid,
priv->curr_bss_params.bss_descriptor.mac_address,
MLAN_MAC_ADDR_LENGTH);
/* Need to erase the current SSID and BSSID info */
memset(pmadapter, &priv->curr_bss_params, 0x00,
sizeof(priv->curr_bss_params));
pmadapter->tx_lock_flag = MFALSE;
pmadapter->pps_uapsd_mode = MFALSE;
if ((wlan_11d_get_state(priv) == ENABLE_11D) &&
(pmadapter->state_11d.user_enable_11d == DISABLE_11D)) {
pmadapter->state_11d.enable_11d = DISABLE_11D;
enable = DISABLE_11D;
/* Send cmd to FW to enable/disable 11D function */
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_802_11_SNMP_MIB,
HostCmd_ACT_GEN_SET, Dot11D_i, MNULL, &enable);
if (ret)
PRINTM(MERROR, "11D: Failed to enable 11D\n");
}
if (pmadapter->num_cmd_timeout && pmadapter->curr_cmd &&
(pmadapter->cmd_timer_is_set == MFALSE)) {
LEAVE();
return;
}
wlan_recv_event(priv, MLAN_EVENT_ID_FW_DISCONNECTED, MNULL);
LEAVE();
}
/**
* @brief This function handles events generated by firmware
*
* @param priv A pointer to mlan_private structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
mlan_process_sta_event(IN t_void * priv)
{
pmlan_private pmpriv = (pmlan_private) priv;
pmlan_adapter pmadapter = pmpriv->adapter;
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 eventcause = pmadapter->event_cause;
t_u8 event_buf[100];
t_u8 *evt_buf = MNULL;
pmlan_buffer pmbuf = pmadapter->pmlan_buffer_event;
mlan_event *pevent = (mlan_event *) event_buf;
ENTER();
if (pmbuf)
memcpy(pmadapter,
pmbuf->pbuf + pmbuf->data_offset,
(t_u8 *) & eventcause, sizeof(eventcause));
switch (eventcause) {
case EVENT_DUMMY_HOST_WAKEUP_SIGNAL:
PRINTM(MERROR,
"Invalid EVENT: DUMMY_HOST_WAKEUP_SIGNAL, ignoring it\n");
break;
case EVENT_LINK_SENSED:
PRINTM(MEVENT, "EVENT: LINK_SENSED\n");
pmpriv->adhoc_is_link_sensed = MTRUE;
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_ADHOC_LINK_SENSED, MNULL);
break;
case EVENT_DEAUTHENTICATED:
PRINTM(MEVENT, "EVENT: Deauthenticated\n");
pmadapter->dbg.num_event_deauth++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_DISASSOCIATED:
PRINTM(MEVENT, "EVENT: Disassociated\n");
pmadapter->dbg.num_event_disassoc++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_LINK_LOST:
PRINTM(MEVENT, "EVENT: Link lost\n");
pmadapter->dbg.num_event_link_lost++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_PS_SLEEP:
PRINTM(MINFO, "EVENT: SLEEP\n");
PRINTM(MEVENT, "_");
/* Handle unexpected PS SLEEP event */
if (pmadapter->ps_state == PS_STATE_SLEEP_CFM)
break;
pmadapter->ps_state = PS_STATE_PRE_SLEEP;
wlan_check_ps_cond(pmadapter);
break;
case EVENT_PS_AWAKE:
PRINTM(MINFO, "EVENT: AWAKE \n");
PRINTM(MEVENT, "|");
if (!pmadapter->pps_uapsd_mode &&
pmpriv->media_connected && pmadapter->sleep_period.period) {
pmadapter->pps_uapsd_mode = MTRUE;
PRINTM(MEVENT, "PPS/UAPSD mode activated\n");
}
/* Handle unexpected PS AWAKE event */
if (pmadapter->ps_state == PS_STATE_SLEEP_CFM)
break;
pmadapter->tx_lock_flag = MFALSE;
if (pmadapter->pps_uapsd_mode && pmadapter->gen_null_pkt) {
if (MTRUE == wlan_check_last_packet_indication(pmpriv)) {
if (!pmadapter->data_sent) {
if (wlan_send_null_packet(pmpriv,
MRVDRV_TxPD_POWER_MGMT_NULL_PACKET
|
MRVDRV_TxPD_POWER_MGMT_LAST_PACKET)
== MLAN_STATUS_SUCCESS) {
return MLAN_STATUS_SUCCESS;
}
}
}
}
pmadapter->ps_state = PS_STATE_AWAKE;
pmadapter->pm_wakeup_card_req = MFALSE;
pmadapter->pm_wakeup_fw_try = MFALSE;
break;
case EVENT_HS_ACT_REQ:
PRINTM(MEVENT, "EVENT: HS_ACT_REQ\n");
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_802_11_HS_CFG_ENH,
0, 0, MNULL, MNULL);
break;
case EVENT_MIC_ERR_UNICAST:
PRINTM(MEVENT, "EVENT: UNICAST MIC ERROR\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MIC_ERR_UNI, MNULL);
break;
case EVENT_MIC_ERR_MULTICAST:
PRINTM(MEVENT, "EVENT: MULTICAST MIC ERROR\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MIC_ERR_MUL, MNULL);
break;
case EVENT_MIB_CHANGED:
case EVENT_INIT_DONE:
break;
case EVENT_ADHOC_BCN_LOST:
PRINTM(MEVENT, "EVENT: ADHOC_BCN_LOST\n");
pmpriv->adhoc_is_link_sensed = MFALSE;
wlan_clean_txrx(pmpriv);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_ADHOC_LINK_LOST, MNULL);
break;
case EVENT_BG_SCAN_REPORT:
PRINTM(MEVENT, "EVENT: BGS_REPORT\n");
/* Clear the previous scan result */
memset(pmadapter, pmadapter->pscan_table, 0x00,
sizeof(BSSDescriptor_t) * MRVDRV_MAX_BSSID_LIST);
pmadapter->num_in_scan_table = 0;
pmadapter->pbcn_buf_end = pmadapter->bcn_buf;
ret = wlan_prepare_cmd(pmpriv,
HostCmd_CMD_802_11_BG_SCAN_QUERY,
HostCmd_ACT_GEN_GET, 0, MNULL, MNULL);
break;
case EVENT_PORT_RELEASE:
PRINTM(MEVENT, "EVENT: PORT RELEASE\n");
/* Open the port for e-supp mode */
if (pmpriv->port_ctrl_mode == MTRUE) {
PRINTM(MINFO, "PORT_REL: port_status = OPEN\n");
pmpriv->port_open = MTRUE;
}
pmpriv->scan_block = MFALSE;
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_PORT_RELEASE, MNULL);
break;
case EVENT_STOP_TX:
PRINTM(MEVENT, "EVENT: Stop Tx (%#x)\n", eventcause);
wlan_11h_tx_disable(pmpriv);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_STOP_TX, MNULL);
break;
case EVENT_START_TX:
PRINTM(MEVENT, "EVENT: Start Tx (%#x)\n", eventcause);
wlan_11h_tx_enable(pmpriv);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_START_TX, MNULL);
break;
case EVENT_CHANNEL_SWITCH:
PRINTM(MEVENT, "EVENT: Channel Switch (%#x)\n", eventcause);
/* To be handled for 'chanswann' private command */
break;
case EVENT_CHANNEL_SWITCH_ANN:
PRINTM(MEVENT, "EVENT: Channel Switch Announcement\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_CHANNEL_SWITCH_ANN, MNULL);
wlan_11h_handle_event_chanswann(pmpriv);
break;
case EVENT_MEAS_REPORT_RDY:
PRINTM(MEVENT, "EVENT: Measurement Report Ready (%#x)\n", eventcause);
wlan_prepare_cmd(priv, HostCmd_CMD_MEASUREMENT_REPORT,
HostCmd_ACT_GEN_SET, 0, 0, MNULL);
break;
case EVENT_WMM_STATUS_CHANGE:
if (pmbuf && pmbuf->data_len
> sizeof(eventcause) + sizeof(MrvlIEtypesHeader_t)) {
PRINTM(MEVENT, "EVENT: WMM status changed: %d\n", pmbuf->data_len);
evt_buf = (pmbuf->pbuf + pmbuf->data_offset + sizeof(eventcause));
wlan_ret_wmm_get_status(pmpriv,
evt_buf,
pmbuf->data_len - sizeof(eventcause));
} else {
PRINTM(MEVENT, "EVENT: WMM status changed\n");
ret = wlan_cmd_wmm_status_change(pmpriv);
}
break;
case EVENT_RSSI_LOW:
PRINTM(MEVENT, "EVENT: Beacon RSSI_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_RSSI_LOW, MNULL);
break;
case EVENT_SNR_LOW:
PRINTM(MEVENT, "EVENT: Beacon SNR_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_SNR_LOW, MNULL);
break;
case EVENT_MAX_FAIL:
PRINTM(MEVENT, "EVENT: MAX_FAIL\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MAX_FAIL, MNULL);
break;
case EVENT_RSSI_HIGH:
PRINTM(MEVENT, "EVENT: Beacon RSSI_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_RSSI_HIGH, MNULL);
break;
case EVENT_SNR_HIGH:
PRINTM(MEVENT, "EVENT: Beacon SNR_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_SNR_HIGH, MNULL);
break;
case EVENT_DATA_RSSI_LOW:
PRINTM(MEVENT, "EVENT: Data RSSI_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_RSSI_LOW, MNULL);
break;
case EVENT_DATA_SNR_LOW:
PRINTM(MEVENT, "EVENT: Data SNR_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_SNR_LOW, MNULL);
break;
case EVENT_DATA_RSSI_HIGH:
PRINTM(MEVENT, "EVENT: Data RSSI_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_RSSI_HIGH, MNULL);
break;
case EVENT_DATA_SNR_HIGH:
PRINTM(MEVENT, "EVENT: Data SNR_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_SNR_HIGH, MNULL);
break;
case EVENT_LINK_QUALITY:
PRINTM(MEVENT, "EVENT: Link Quality\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_LINK_QUALITY, MNULL);
break;
case EVENT_PRE_BEACON_LOST:
PRINTM(MEVENT, "EVENT: Pre-Beacon Lost\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_PRE_BCN_LOST, MNULL);
break;
case EVENT_IBSS_COALESCED:
PRINTM(MEVENT, "EVENT: IBSS_COALESCED\n");
ret = wlan_prepare_cmd(pmpriv,
HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
HostCmd_ACT_GEN_GET, 0, MNULL, MNULL);
break;
case EVENT_ADDBA:
PRINTM(MEVENT, "EVENT: ADDBA Request\n");
wlan_prepare_cmd(pmpriv, HostCmd_CMD_11N_ADDBA_RSP,
HostCmd_ACT_GEN_SET, 0, MNULL, pmadapter->event_body);
break;
case EVENT_DELBA:
PRINTM(MEVENT, "EVENT: DELBA Request\n");
wlan_11n_delete_bastream(pmpriv, pmadapter->event_body);
break;
case EVENT_BA_STREAM_TIMEOUT:
PRINTM(MEVENT, "EVENT: BA Stream timeout\n");
wlan_11n_ba_stream_timeout(pmpriv,
(HostCmd_DS_11N_BATIMEOUT *) pmadapter->
event_body);
break;
case EVENT_AMSDU_AGGR_CTRL:
PRINTM(MEVENT, "EVENT: AMSDU_AGGR_CTRL %d\n",
*(t_u16 *) pmadapter->event_body);
pmadapter->tx_buf_size =
MIN(pmadapter->curr_tx_buf_size,
wlan_le16_to_cpu(*(t_u16 *) pmadapter->event_body));
PRINTM(MEVENT, "tx_buf_size %d\n", pmadapter->tx_buf_size);
break;
case EVENT_WEP_ICV_ERR:
PRINTM(MEVENT, "EVENT: WEP ICV error\n");
pevent->bss_num = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_FW_WEP_ICV_ERR;
pevent->event_len = sizeof(Event_WEP_ICV_ERR);
memcpy(pmadapter, (t_u8 *) pevent->event_buf, pmadapter->event_body,
pevent->event_len);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_WEP_ICV_ERR, pevent);
break;
case EVENT_BW_CHANGE:
PRINTM(MEVENT, "EVENT: BW Change\n");
pevent->bss_num = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_FW_BW_CHANGED;
pevent->event_len = sizeof(t_u8);
/* Copy event body from the event buffer */
memcpy(pmadapter, (t_u8 *) pevent->event_buf, pmadapter->event_body,
pevent->event_len);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BW_CHANGED, pevent);
break;
default:
PRINTM(MEVENT, "EVENT: unknown event id: %#x\n", eventcause);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_UNKNOWN, MNULL);
break;
}
LEAVE();
return ret;
}
/**
* @brief The main process
*
* @param pmlan_adapter A pointer to mlan_adapter structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
mlan_main_process(IN t_void * pmlan_adapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
mlan_adapter *pmadapter = (mlan_adapter *) pmlan_adapter;
pmlan_callbacks pcb;
ENTER();
MASSERT(pmlan_adapter);
pcb = &pmadapter->callbacks;
pcb->moal_spin_lock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
/* Check if already processing */
if (pmadapter->mlan_processing) {
pmadapter->more_task_flag = MTRUE;
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
goto exit_main_proc;
} else {
pmadapter->mlan_processing = MTRUE;
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
}
process_start:
do {
pcb->moal_spin_lock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
pmadapter->more_task_flag = MFALSE;
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
/* Is MLAN shutting down or not ready? */
if ((pmadapter->hw_status == WlanHardwareStatusClosing) ||
(pmadapter->hw_status == WlanHardwareStatusNotReady))
break;
if (util_scalar_read
(pmadapter->pmoal_handle, &pmadapter->rx_pkts_queued,
pmadapter->callbacks.moal_spin_lock,
pmadapter->callbacks.moal_spin_unlock) > HIGH_RX_PENDING) {
PRINTM(MEVENT, "Pause\n");
pmadapter->delay_task_flag = MTRUE;
break;
}
/* Handle pending SDIO interrupts if any */
if (pmadapter->sdio_ireg) {
if (pmadapter->hs_activated == MTRUE)
wlan_process_hs_config(pmadapter);
wlan_process_int_status(pmadapter);
if (pmadapter->data_received && pmadapter->rx_work_flag)
wlan_recv_event(wlan_get_priv
(pmadapter, MLAN_BSS_ROLE_ANY),
MLAN_EVENT_ID_DRV_DEFER_RX_WORK,
MNULL);
}
/* Need to wake up the card ? */
if ((pmadapter->ps_state == PS_STATE_SLEEP) &&
(pmadapter->pm_wakeup_card_req &&
!pmadapter->pm_wakeup_fw_try) &&
(util_peek_list
(pmadapter->pmoal_handle, &pmadapter->cmd_pending_q,
pcb->moal_spin_lock, pcb->moal_spin_unlock)
|| !wlan_bypass_tx_list_empty(pmadapter)
|| !wlan_wmm_lists_empty(pmadapter)
)) {
wlan_pm_wakeup_card(pmadapter);
pmadapter->pm_wakeup_fw_try = MTRUE;
continue;
}
if (IS_CARD_RX_RCVD(pmadapter)) {
pmadapter->data_received = MFALSE;
if (pmadapter->hs_activated == MTRUE) {
pmadapter->is_hs_configured = MFALSE;
wlan_host_sleep_activated_event(wlan_get_priv
(pmadapter,
MLAN_BSS_ROLE_ANY),
MFALSE);
}
pmadapter->pm_wakeup_fw_try = MFALSE;
if (pmadapter->ps_state == PS_STATE_SLEEP)
pmadapter->ps_state = PS_STATE_AWAKE;
} else {
/* We have tried to wakeup the card already */
if (pmadapter->pm_wakeup_fw_try)
break;
if (pmadapter->ps_state != PS_STATE_AWAKE ||
(pmadapter->tx_lock_flag == MTRUE))
break;
if (pmadapter->scan_processing
|| pmadapter->data_sent
|| (wlan_bypass_tx_list_empty(pmadapter) &&
wlan_wmm_lists_empty(pmadapter))
|| wlan_11h_radar_detected_tx_blocked(pmadapter)
) {
if (pmadapter->cmd_sent || pmadapter->curr_cmd
||
(!util_peek_list
(pmadapter->pmoal_handle,
&pmadapter->cmd_pending_q,
pcb->moal_spin_lock,
pcb->moal_spin_unlock))) {
break;
}
}
}
/* Check for Cmd Resp */
if (pmadapter->cmd_resp_received) {
pmadapter->cmd_resp_received = MFALSE;
wlan_process_cmdresp(pmadapter);
/* call moal back when init_fw is done */
if (pmadapter->hw_status == WlanHardwareStatusInitdone) {
pmadapter->hw_status = WlanHardwareStatusReady;
wlan_init_fw_complete(pmadapter);
}
}
/* Check for event */
if (pmadapter->event_received) {
pmadapter->event_received = MFALSE;
wlan_process_event(pmadapter);
}
/* Check if we need to confirm Sleep Request received
previously */
if (pmadapter->ps_state == PS_STATE_PRE_SLEEP) {
if (!pmadapter->cmd_sent && !pmadapter->curr_cmd) {
wlan_check_ps_cond(pmadapter);
}
}
/*
* The ps_state may have been changed during processing of
* Sleep Request event.
*/
if ((pmadapter->ps_state == PS_STATE_SLEEP)
|| (pmadapter->ps_state == PS_STATE_PRE_SLEEP)
|| (pmadapter->ps_state == PS_STATE_SLEEP_CFM)
|| (pmadapter->tx_lock_flag == MTRUE)
)
continue;
if (!pmadapter->cmd_sent && !pmadapter->curr_cmd) {
if (wlan_exec_next_cmd(pmadapter) ==
MLAN_STATUS_FAILURE) {
ret = MLAN_STATUS_FAILURE;
break;
}
}
if (!pmadapter->scan_processing
&& !pmadapter->data_sent &&
!wlan_11h_radar_detected_tx_blocked(pmadapter) &&
!wlan_bypass_tx_list_empty(pmadapter)) {
PRINTM(MINFO, "mlan_send_pkt(): deq(bybass_txq)\n");
wlan_process_bypass_tx(pmadapter);
if (pmadapter->hs_activated == MTRUE) {
pmadapter->is_hs_configured = MFALSE;
wlan_host_sleep_activated_event(wlan_get_priv
(pmadapter,
MLAN_BSS_ROLE_ANY),
MFALSE);
}
}
if (!pmadapter->scan_processing
&& !pmadapter->data_sent && !wlan_wmm_lists_empty(pmadapter)
&& !wlan_11h_radar_detected_tx_blocked(pmadapter)
) {
wlan_wmm_process_tx(pmadapter);
if (pmadapter->hs_activated == MTRUE) {
pmadapter->is_hs_configured = MFALSE;
wlan_host_sleep_activated_event(wlan_get_priv
(pmadapter,
MLAN_BSS_ROLE_ANY),
MFALSE);
}
}
#ifdef STA_SUPPORT
if (pmadapter->delay_null_pkt && !pmadapter->cmd_sent &&
!pmadapter->curr_cmd && !IS_COMMAND_PENDING(pmadapter) &&
wlan_bypass_tx_list_empty(pmadapter) &&
wlan_wmm_lists_empty(pmadapter)) {
if (wlan_send_null_packet
(wlan_get_priv(pmadapter, MLAN_BSS_ROLE_STA),
MRVDRV_TxPD_POWER_MGMT_NULL_PACKET |
MRVDRV_TxPD_POWER_MGMT_LAST_PACKET)
== MLAN_STATUS_SUCCESS) {
pmadapter->delay_null_pkt = MFALSE;
}
break;
}
#endif
} while (MTRUE);
pcb->moal_spin_lock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
if (pmadapter->more_task_flag == MTRUE) {
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
goto process_start;
}
pmadapter->mlan_processing = MFALSE;
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->pmain_proc_lock);
exit_main_proc:
if (pmadapter->hw_status == WlanHardwareStatusClosing)
mlan_shutdown_fw(pmadapter);
LEAVE();
return ret;
}
/**
* @brief This function will parse the TDLS event for further wlan action
*
* @param priv A pointer to mlan_private
* @param pevent A pointer to event buf
*
* @return N/A
*/
static void
wlan_parse_tdls_event(pmlan_private priv, pmlan_buffer pevent)
{
Event_tdls_generic *tdls_event = (Event_tdls_generic *)
(pevent->pbuf + pevent->data_offset + sizeof(mlan_event_id));
sta_node *sta_ptr = MNULL;
pmlan_adapter pmadapter = priv->adapter;
t_u8 i = 0;
IEEEtypes_HTCap_t *pht_cap = MNULL;
t_u16 ie_len = 0;
mlan_ds_misc_tdls_oper tdls_oper;
t_u8 event_buf[100];
mlan_event *ptdls_event = (mlan_event *)event_buf;
tdls_tear_down_event *tdls_evt =
(tdls_tear_down_event *)ptdls_event->event_buf;
ENTER();
/* reason code is not mandatory, hence less by sizeof(t_u16) */
if (pevent->data_len < (sizeof(Event_tdls_generic) -
sizeof(t_u16) - sizeof(mlan_event_id))) {
PRINTM(MERROR, "Invalid length %d for TDLS event\n",
pevent->data_len);
LEAVE();
return;
}
sta_ptr = wlan_get_station_entry(priv, tdls_event->peer_mac_addr);
PRINTM(MEVENT, "TDLS_EVENT: %d " MACSTR "\n",
wlan_le16_to_cpu(tdls_event->event_type),
MAC2STR(tdls_event->peer_mac_addr));
switch (wlan_le16_to_cpu(tdls_event->event_type)) {
case TDLS_EVENT_TYPE_SETUP_REQ:
if (sta_ptr == MNULL) {
sta_ptr =
wlan_add_station_entry(priv,
tdls_event->
peer_mac_addr);
if (sta_ptr) {
sta_ptr->status = TDLS_SETUP_INPROGRESS;
wlan_hold_tdls_packets(priv,
tdls_event->
peer_mac_addr);
}
}
break;
case TDLS_EVENT_TYPE_LINK_ESTABLISHED:
if (sta_ptr) {
sta_ptr->status = TDLS_SETUP_COMPLETE;
/* parse the TLV for station's capability */
ie_len = wlan_le16_to_cpu(tdls_event->u.ie_data.
ie_length);
if (ie_len) {
pht_cap =
(IEEEtypes_HTCap_t *)
wlan_get_specific_ie(priv,
tdls_event->u.
ie_data.ie_ptr,
ie_len,
HT_CAPABILITY);
if (pht_cap) {
sta_ptr->is_11n_enabled = MTRUE;
if (GETHT_MAXAMSDU
(pht_cap->ht_cap.ht_cap_info))
sta_ptr->max_amsdu =
MLAN_TX_DATA_BUF_SIZE_8K;
else
sta_ptr->max_amsdu =
MLAN_TX_DATA_BUF_SIZE_4K;
}
}
for (i = 0; i < MAX_NUM_TID; i++) {
if (sta_ptr->is_11n_enabled)
sta_ptr->ampdu_sta[i] =
priv->aggr_prio_tbl[i].
ampdu_user;
else
sta_ptr->ampdu_sta[i] =
BA_STREAM_NOT_ALLOWED;
}
memset(priv->adapter, sta_ptr->rx_seq, 0xff,
sizeof(sta_ptr->rx_seq));
wlan_restore_tdls_packets(priv,
tdls_event->peer_mac_addr,
TDLS_SETUP_COMPLETE);
pmadapter->tdls_status = TDLS_IN_BASE_CHANNEL;
}
break;
case TDLS_EVENT_TYPE_SETUP_FAILURE:
wlan_restore_tdls_packets(priv, tdls_event->peer_mac_addr,
TDLS_SETUP_FAILURE);
if (sta_ptr)
wlan_delete_station_entry(priv,
tdls_event->peer_mac_addr);
if (MTRUE == wlan_is_station_list_empty(priv))
pmadapter->tdls_status = TDLS_NOT_SETUP;
else
pmadapter->tdls_status = TDLS_IN_BASE_CHANNEL;
break;
case TDLS_EVENT_TYPE_LINK_TORN_DOWN:
if (sta_ptr) {
if (sta_ptr->external_tdls) {
PRINTM(MMSG,
"Receive TDLS TEAR DOWN event, Disable TDLS LINK\n");
memset(pmadapter, &tdls_oper, 0,
sizeof(tdls_oper));
tdls_oper.tdls_action = WLAN_TDLS_DISABLE_LINK;
memcpy(priv->adapter, tdls_oper.peer_mac,
tdls_event->peer_mac_addr,
MLAN_MAC_ADDR_LENGTH);
/* Send command to firmware to delete tdls link */
wlan_prepare_cmd(priv,
HostCmd_CMD_TDLS_OPERATION,
HostCmd_ACT_GEN_SET,
0,
(t_void *)MNULL, &tdls_oper);
ptdls_event->bss_index = priv->bss_index;
ptdls_event->event_id =
MLAN_EVENT_ID_DRV_TDLS_TEARDOWN_REQ;
ptdls_event->event_len =
sizeof(tdls_tear_down_event);
memcpy(priv->adapter,
(t_u8 *)tdls_evt->peer_mac_addr,
tdls_event->peer_mac_addr,
MLAN_MAC_ADDR_LENGTH);
tdls_evt->reason_code =
wlan_le16_to_cpu(tdls_event->u.
reason_code);
wlan_recv_event(priv,
MLAN_EVENT_ID_DRV_TDLS_TEARDOWN_REQ,
ptdls_event);
/* Signal MOAL to trigger mlan_main_process */
wlan_recv_event(priv,
MLAN_EVENT_ID_DRV_DEFER_HANDLING,
MNULL);
LEAVE();
return;
}
wlan_restore_tdls_packets(priv,
tdls_event->peer_mac_addr,
TDLS_TEAR_DOWN);
if (sta_ptr->is_11n_enabled) {
wlan_cleanup_reorder_tbl(priv,
tdls_event->
peer_mac_addr);
pmadapter->callbacks.moal_spin_lock(pmadapter->
pmoal_handle,
priv->wmm.
ra_list_spinlock);
wlan_11n_cleanup_txbastream_tbl(priv,
tdls_event->
peer_mac_addr);
pmadapter->callbacks.
moal_spin_unlock(pmadapter->
pmoal_handle,
priv->wmm.
ra_list_spinlock);
}
wlan_delete_station_entry(priv,
tdls_event->peer_mac_addr);
if (MTRUE == wlan_is_station_list_empty(priv))
pmadapter->tdls_status = TDLS_NOT_SETUP;
else
pmadapter->tdls_status = TDLS_IN_BASE_CHANNEL;
}
break;
case TDLS_EVENT_TYPE_CHAN_SWITCH_RESULT:
PRINTM(MEVENT,
"TDLS_CHAN_SWITCH_RESULT: status=0x%x, reason=0x%x current_channel=%d\n",
tdls_event->u.switch_result.status,
tdls_event->u.switch_result.reason,
(int)tdls_event->u.switch_result.current_channel);
if (tdls_event->u.switch_result.status == MLAN_STATUS_SUCCESS) {
if (tdls_event->u.switch_result.current_channel ==
TDLS_BASE_CHANNEL) {
/* enable traffic to AP */
if (pmadapter->tdls_status !=
TDLS_IN_BASE_CHANNEL) {
wlan_update_non_tdls_ralist(priv,
tdls_event->
peer_mac_addr,
MFALSE);
pmadapter->tdls_status =
TDLS_IN_BASE_CHANNEL;
}
} else if (tdls_event->u.switch_result.
current_channel == TDLS_OFF_CHANNEL) {
/* pause traffic to AP */
if (pmadapter->tdls_status !=
TDLS_IN_OFF_CHANNEL) {
wlan_update_non_tdls_ralist(priv,
tdls_event->
peer_mac_addr,
MTRUE);
pmadapter->tdls_status =
TDLS_IN_OFF_CHANNEL;
}
}
} else {
if (tdls_event->u.switch_result.current_channel ==
TDLS_BASE_CHANNEL)
pmadapter->tdls_status = TDLS_IN_BASE_CHANNEL;
else if (tdls_event->u.switch_result.current_channel ==
TDLS_OFF_CHANNEL)
pmadapter->tdls_status = TDLS_IN_OFF_CHANNEL;
}
break;
case TDLS_EVENT_TYPE_START_CHAN_SWITCH:
PRINTM(MEVENT, "TDLS start channel switch....\n");
pmadapter->tdls_status = TDLS_SWITCHING_CHANNEL;
break;
case TDLS_EVENT_TYPE_CHAN_SWITCH_STOPPED:
PRINTM(MEVENT, "TDLS channel switch stopped, reason=%d\n",
tdls_event->u.cs_stop_reason);
break;
case TDLS_EVENT_TYPE_DEBUG:
case TDLS_EVENT_TYPE_PACKET:
break;
default:
PRINTM(MERROR, "unknown event type %d\n",
wlan_le16_to_cpu(tdls_event->event_type));
break;
}
LEAVE();
}
/**
* @brief This function handles events generated by firmware
*
* @param priv A pointer to mlan_private structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
wlan_ops_sta_process_event(IN t_void *priv)
{
pmlan_private pmpriv = (pmlan_private)priv;
pmlan_adapter pmadapter = pmpriv->adapter;
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 eventcause = pmadapter->event_cause;
t_u8 event_buf[100];
t_u8 *evt_buf = MNULL;
pmlan_buffer pmbuf = pmadapter->pmlan_buffer_event;
t_u16 reason_code;
pmlan_callbacks pcb = &pmadapter->callbacks;
mlan_event *pevent = (mlan_event *)event_buf;
ENTER();
/* Event length check */
if ((pmbuf->data_len - sizeof(eventcause)) > MAX_EVENT_SIZE) {
pmbuf->status_code = MLAN_ERROR_PKT_SIZE_INVALID;
LEAVE();
return MLAN_STATUS_FAILURE;
}
if (eventcause != EVENT_PS_SLEEP && eventcause != EVENT_PS_AWAKE &&
pmbuf->data_len > sizeof(eventcause))
DBG_HEXDUMP(MEVT_D, "EVENT", pmbuf->pbuf + pmbuf->data_offset,
pmbuf->data_len);
switch (eventcause) {
case EVENT_DUMMY_HOST_WAKEUP_SIGNAL:
PRINTM(MERROR,
"Invalid EVENT: DUMMY_HOST_WAKEUP_SIGNAL, ignoring it\n");
break;
case EVENT_LINK_SENSED:
PRINTM(MEVENT, "EVENT: LINK_SENSED\n");
pmpriv->adhoc_is_link_sensed = MTRUE;
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_ADHOC_LINK_SENSED,
MNULL);
break;
case EVENT_DEAUTHENTICATED:
if (pmpriv->wps.session_enable) {
PRINTM(MMSG,
"wlan: Recevie deauth event in wps session\n");
break;
}
reason_code =
*(t_u16 *)(pmbuf->pbuf + pmbuf->data_offset +
sizeof(eventcause));
PRINTM(MMSG, "wlan: EVENT: Deauthenticated (reason 0x%x)\n",
reason_code);
pmadapter->dbg.num_event_deauth++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_DISASSOCIATED:
if (pmpriv->wps.session_enable) {
PRINTM(MMSG,
"wlan: Recevie disassociate event in wps session\n");
break;
}
reason_code =
*(t_u16 *)(pmbuf->pbuf + pmbuf->data_offset +
sizeof(eventcause));
PRINTM(MMSG, "wlan: EVENT: Disassociated (reason 0x%x)\n",
reason_code);
pmadapter->dbg.num_event_disassoc++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_LINK_LOST:
reason_code =
*(t_u16 *)(pmbuf->pbuf + pmbuf->data_offset +
sizeof(eventcause));
PRINTM(MMSG, "wlan: EVENT: Link lost (reason 0x%x)\n",
reason_code);
pmadapter->dbg.num_event_link_lost++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_PS_SLEEP:
PRINTM(MINFO, "EVENT: SLEEP\n");
PRINTM(MEVENT, "_");
/* Handle unexpected PS SLEEP event */
if (pmadapter->ps_state == PS_STATE_SLEEP_CFM)
break;
pmadapter->ps_state = PS_STATE_PRE_SLEEP;
wlan_check_ps_cond(pmadapter);
break;
case EVENT_PS_AWAKE:
PRINTM(MINFO, "EVENT: AWAKE\n");
PRINTM(MEVENT, "|");
if (!pmadapter->pps_uapsd_mode &&
pmpriv->media_connected &&
(pmpriv->port_open || !pmpriv->port_ctrl_mode) &&
pmadapter->sleep_period.period) {
pmadapter->pps_uapsd_mode = MTRUE;
PRINTM(MEVENT, "PPS/UAPSD mode activated\n");
}
/* Handle unexpected PS AWAKE event */
if (pmadapter->ps_state == PS_STATE_SLEEP_CFM)
break;
pmadapter->tx_lock_flag = MFALSE;
if (pmadapter->pps_uapsd_mode && pmadapter->gen_null_pkt) {
if (MTRUE == wlan_check_last_packet_indication(pmpriv)) {
if (!pmadapter->data_sent) {
if (wlan_send_null_packet(pmpriv,
MRVDRV_TxPD_POWER_MGMT_NULL_PACKET
|
MRVDRV_TxPD_POWER_MGMT_LAST_PACKET)
== MLAN_STATUS_SUCCESS) {
LEAVE();
return MLAN_STATUS_SUCCESS;
}
}
}
}
pmadapter->ps_state = PS_STATE_AWAKE;
pmadapter->pm_wakeup_card_req = MFALSE;
pmadapter->pm_wakeup_fw_try = MFALSE;
break;
case EVENT_HS_ACT_REQ:
PRINTM(MEVENT, "EVENT: HS_ACT_REQ\n");
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_802_11_HS_CFG_ENH,
0, 0, MNULL, MNULL);
break;
case EVENT_MIC_ERR_UNICAST:
PRINTM(MEVENT, "EVENT: UNICAST MIC ERROR\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MIC_ERR_UNI, MNULL);
break;
case EVENT_MIC_ERR_MULTICAST:
PRINTM(MEVENT, "EVENT: MULTICAST MIC ERROR\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MIC_ERR_MUL, MNULL);
break;
case EVENT_MIB_CHANGED:
case EVENT_INIT_DONE:
break;
case EVENT_ADHOC_BCN_LOST:
PRINTM(MEVENT, "EVENT: ADHOC_BCN_LOST\n");
pmpriv->adhoc_is_link_sensed = MFALSE;
wlan_clean_txrx(pmpriv);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_ADHOC_LINK_LOST,
MNULL);
break;
case EVENT_FW_DEBUG_INFO:
/* Allocate memory for event buffer */
ret = pcb->moal_malloc(pmadapter->pmoal_handle,
MAX_EVENT_SIZE, MLAN_MEM_DEF, &evt_buf);
if ((ret == MLAN_STATUS_SUCCESS) && evt_buf) {
pevent = (pmlan_event)evt_buf;
pevent->bss_index = pmpriv->bss_index;
PRINTM(MEVENT, "EVENT: FW Debug Info\n");
pevent->event_id = MLAN_EVENT_ID_FW_DEBUG_INFO;
pevent->event_len =
pmbuf->data_len - sizeof(eventcause);
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset +
sizeof(eventcause), pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id, pevent);
pcb->moal_mfree(pmadapter->pmoal_handle, evt_buf);
}
break;
case EVENT_BG_SCAN_REPORT:
PRINTM(MEVENT, "EVENT: BGS_REPORT\n");
pmadapter->bgscan_reported = MTRUE;
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BG_SCAN, MNULL);
break;
case EVENT_BG_SCAN_STOPPED:
PRINTM(MEVENT, "EVENT: BGS_STOPPED\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BG_SCAN_STOPPED,
MNULL);
break;
case EVENT_PORT_RELEASE:
PRINTM(MEVENT, "EVENT: PORT RELEASE\n");
/* Open the port for e-supp mode */
if (pmpriv->port_ctrl_mode == MTRUE) {
PRINTM(MINFO, "PORT_REL: port_status = OPEN\n");
pmpriv->port_open = MTRUE;
}
pmadapter->scan_block = MFALSE;
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_PORT_RELEASE, MNULL);
break;
case EVENT_STOP_TX:
PRINTM(MEVENT, "EVENT: Stop Tx (%#x)\n", eventcause);
wlan_11h_tx_disable(pmpriv); /* this fn will send event up
to MOAL */
break;
case EVENT_START_TX:
PRINTM(MEVENT, "EVENT: Start Tx (%#x)\n", eventcause);
wlan_11h_tx_enable(pmpriv); /* this fn will send event up
to MOAL */
break;
case EVENT_CHANNEL_SWITCH:
PRINTM(MEVENT, "EVENT: Channel Switch (%#x)\n", eventcause);
/* To be handled for 'chanswann' private command */
break;
case EVENT_CHANNEL_SWITCH_ANN:
PRINTM(MEVENT, "EVENT: Channel Switch Announcement\n");
/* Here, pass up event first, as handling will send deauth */
wlan_recv_event(pmpriv,
MLAN_EVENT_ID_FW_CHANNEL_SWITCH_ANN, MNULL);
wlan_11h_handle_event_chanswann(pmpriv);
break;
case EVENT_RADAR_DETECTED:
PRINTM(MEVENT, "EVENT: Radar Detected\n");
/* Send as passthru first, this event can cause other events */
memset(pmadapter, pevent, 0x00, sizeof(event_buf));
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_DRV_PASSTHRU;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset, pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id, pevent);
if (pmadapter->state_rdh.stage == RDH_OFF) {
pmadapter->state_rdh.stage = RDH_CHK_INTFS;
wlan_11h_radar_detected_handling(pmadapter);
} else {
PRINTM(MEVENT, "Ignore Event Radar Detected - handling"
" already in progress.\n");
}
break;
case EVENT_CHANNEL_REPORT_RDY:
PRINTM(MEVENT, "EVENT: Channel Report Ready\n");
/* Allocate memory for event buffer */
ret = pcb->moal_malloc(pmadapter->pmoal_handle,
MAX_EVENT_SIZE, MLAN_MEM_DEF, &evt_buf);
if ((ret == MLAN_STATUS_SUCCESS) && evt_buf) {
memset(pmadapter, evt_buf, 0x00, MAX_EVENT_SIZE);
/* Setup event buffer */
pevent = (pmlan_event)evt_buf;
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_FW_CHANNEL_REPORT_RDY;
pevent->event_len =
pmbuf->data_len - sizeof(eventcause);
/* Copy event data */
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset +
sizeof(eventcause), pevent->event_len);
/* Handle / pass event data */
ret = wlan_11h_handle_event_chanrpt_ready(pmpriv,
pevent);
/* Also send this event as passthru */
pevent->event_id = MLAN_EVENT_ID_DRV_PASSTHRU;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset,
pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id, pevent);
/* Now done with buffer */
pcb->moal_mfree(pmadapter->pmoal_handle, evt_buf);
}
/* Send up this Event to unblock MOAL waitqueue */
wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_MEAS_REPORT, MNULL);
break;
case EVENT_EXT_SCAN_REPORT:
PRINTM(MEVENT, "EVENT: EXT_SCAN Report (%d)\n",
pmbuf->data_len);
if (pmadapter->pscan_ioctl_req && pmadapter->ext_scan)
ret = wlan_handle_event_ext_scan_report(priv, pmbuf);
break;
case EVENT_MEAS_REPORT_RDY:
PRINTM(MEVENT, "EVENT: Measurement Report Ready (%#x)\n",
eventcause);
ret = wlan_prepare_cmd(priv, HostCmd_CMD_MEASUREMENT_REPORT,
HostCmd_ACT_GEN_SET, 0, 0, MNULL);
break;
case EVENT_WMM_STATUS_CHANGE:
if (pmbuf && pmbuf->data_len
> sizeof(eventcause) + sizeof(MrvlIEtypesHeader_t)) {
PRINTM(MEVENT, "EVENT: WMM status changed: %d\n",
pmbuf->data_len);
evt_buf = (pmbuf->pbuf
+ pmbuf->data_offset + sizeof(eventcause));
wlan_ret_wmm_get_status(pmpriv,
evt_buf,
pmbuf->data_len -
sizeof(eventcause));
} else {
PRINTM(MEVENT, "EVENT: WMM status changed\n");
ret = wlan_cmd_wmm_status_change(pmpriv);
}
break;
case EVENT_RSSI_LOW:
PRINTM(MEVENT, "EVENT: Beacon RSSI_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_RSSI_LOW, MNULL);
break;
case EVENT_SNR_LOW:
PRINTM(MEVENT, "EVENT: Beacon SNR_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_SNR_LOW, MNULL);
break;
case EVENT_MAX_FAIL:
PRINTM(MEVENT, "EVENT: MAX_FAIL\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MAX_FAIL, MNULL);
break;
case EVENT_RSSI_HIGH:
PRINTM(MEVENT, "EVENT: Beacon RSSI_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_RSSI_HIGH, MNULL);
break;
case EVENT_SNR_HIGH:
PRINTM(MEVENT, "EVENT: Beacon SNR_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_SNR_HIGH, MNULL);
break;
case EVENT_DATA_RSSI_LOW:
PRINTM(MEVENT, "EVENT: Data RSSI_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_RSSI_LOW, MNULL);
break;
case EVENT_DATA_SNR_LOW:
PRINTM(MEVENT, "EVENT: Data SNR_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_SNR_LOW, MNULL);
break;
case EVENT_DATA_RSSI_HIGH:
PRINTM(MEVENT, "EVENT: Data RSSI_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_RSSI_HIGH, MNULL);
break;
case EVENT_DATA_SNR_HIGH:
PRINTM(MEVENT, "EVENT: Data SNR_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_SNR_HIGH, MNULL);
break;
case EVENT_LINK_QUALITY:
PRINTM(MEVENT, "EVENT: Link Quality\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_LINK_QUALITY, MNULL);
break;
case EVENT_PRE_BEACON_LOST:
PRINTM(MEVENT, "EVENT: Pre-Beacon Lost\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_PRE_BCN_LOST, MNULL);
break;
case EVENT_IBSS_COALESCED:
PRINTM(MEVENT, "EVENT: IBSS_COALESCED\n");
ret = wlan_prepare_cmd(pmpriv,
HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
HostCmd_ACT_GEN_GET, 0, MNULL, MNULL);
break;
case EVENT_ADDBA:
PRINTM(MEVENT, "EVENT: ADDBA Request\n");
if (pmpriv->media_connected == MTRUE)
ret = wlan_prepare_cmd(pmpriv,
HostCmd_CMD_11N_ADDBA_RSP,
HostCmd_ACT_GEN_SET, 0, MNULL,
pmadapter->event_body);
else
PRINTM(MERROR,
"Ignore ADDBA Request event in disconnected state\n");
break;
case EVENT_DELBA:
PRINTM(MEVENT, "EVENT: DELBA Request\n");
if (pmpriv->media_connected == MTRUE)
wlan_11n_delete_bastream(pmpriv, pmadapter->event_body);
else
PRINTM(MERROR,
"Ignore DELBA Request event in disconnected state\n");
break;
case EVENT_BA_STREAM_TIMEOUT:
PRINTM(MEVENT, "EVENT: BA Stream timeout\n");
if (pmpriv->media_connected == MTRUE)
wlan_11n_ba_stream_timeout(pmpriv,
(HostCmd_DS_11N_BATIMEOUT *)
pmadapter->event_body);
else
PRINTM(MERROR,
"Ignore BA Stream timeout event in disconnected state\n");
break;
case EVENT_RXBA_SYNC:
PRINTM(MEVENT, "EVENT: RXBA_SYNC\n");
wlan_11n_rxba_sync_event(pmpriv, pmadapter->event_body,
pmbuf->data_len - sizeof(eventcause));
break;
case EVENT_AMSDU_AGGR_CTRL:
PRINTM(MEVENT, "EVENT: AMSDU_AGGR_CTRL %d\n",
*(t_u16 *)pmadapter->event_body);
pmadapter->tx_buf_size =
MIN(pmadapter->curr_tx_buf_size,
wlan_le16_to_cpu(*(t_u16 *)pmadapter->event_body));
PRINTM(MEVENT, "tx_buf_size %d\n", pmadapter->tx_buf_size);
break;
case EVENT_WEP_ICV_ERR:
PRINTM(MEVENT, "EVENT: WEP ICV error\n");
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_FW_WEP_ICV_ERR;
pevent->event_len = sizeof(Event_WEP_ICV_ERR);
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmadapter->event_body, pevent->event_len);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_WEP_ICV_ERR, pevent);
break;
case EVENT_BW_CHANGE:
PRINTM(MEVENT, "EVENT: BW Change\n");
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_FW_BW_CHANGED;
pevent->event_len = sizeof(t_u8);
/* Copy event body from the event buffer */
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmadapter->event_body, pevent->event_len);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BW_CHANGED, pevent);
break;
#ifdef WIFI_DIRECT_SUPPORT
case EVENT_WIFIDIRECT_GENERIC_EVENT:
PRINTM(MEVENT, "EVENT: WIFIDIRECT event %d\n", eventcause);
/* Allocate memory for event buffer */
ret = pcb->moal_malloc(pmadapter->pmoal_handle, MAX_EVENT_SIZE,
MLAN_MEM_DEF, &evt_buf);
if ((ret == MLAN_STATUS_SUCCESS) && evt_buf) {
pevent = (pmlan_event)evt_buf;
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_DRV_PASSTHRU;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset,
pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id, pevent);
pcb->moal_mfree(pmadapter->pmoal_handle, evt_buf);
}
break;
case EVENT_WIFIDIRECT_SERVICE_DISCOVERY:
PRINTM(MEVENT, "EVENT: WIFIDIRECT service discovery event %d\n",
eventcause);
/* Allocate large memory for service discovery */
if (pmbuf->data_len < MAX_EVENT_SIZE)
ret = pcb->moal_malloc(pmadapter->pmoal_handle,
MAX_EVENT_SIZE, MLAN_MEM_DEF,
&evt_buf);
else
ret = pcb->moal_malloc(pmadapter->pmoal_handle,
MAX_EVENT_SIZE * 2, MLAN_MEM_DEF,
&evt_buf);
if ((ret == MLAN_STATUS_SUCCESS) && evt_buf) {
pevent = (pmlan_event)evt_buf;
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_DRV_PASSTHRU;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset,
pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id, pevent);
pcb->moal_mfree(pmadapter->pmoal_handle, evt_buf);
}
break;
case EVENT_REMAIN_ON_CHANNEL_EXPIRED:
PRINTM(MEVENT, "EVENT: REMAIN_ON_CHANNEL_EXPIRED reason=%d\n",
*(t_u16 *)pmadapter->event_body);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_FLUSH_RX_WORK, MNULL);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_REMAIN_ON_CHAN_EXPIRED,
MNULL);
break;
#endif /* WIFI_DIRECT_SUPPORT */
case EVENT_TDLS_GENERIC_EVENT:
PRINTM(MEVENT, "EVENT: TDLS event %d\n", eventcause);
wlan_parse_tdls_event(pmpriv, pmbuf);
/* Allocate memory for event buffer */
ret = pcb->moal_malloc(pmadapter->pmoal_handle, MAX_EVENT_SIZE,
MLAN_MEM_DEF, &evt_buf);
if ((ret == MLAN_STATUS_SUCCESS) && evt_buf) {
pevent = (pmlan_event)evt_buf;
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_DRV_PASSTHRU;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset,
pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id, pevent);
pcb->moal_mfree(pmadapter->pmoal_handle, evt_buf);
}
break;
case EVENT_TX_DATA_PAUSE:
PRINTM(MEVENT, "EVENT: TX_DATA_PAUSE\n");
wlan_process_sta_tx_pause_event(priv, pmbuf);
break;
case EVENT_SAD_REPORT:
pevent->event_len = pmbuf->data_len - sizeof(eventcause);
if (pevent->event_len > sizeof(t_u32)) {
PRINTM(MEVENT, "EVENT: SAD_REPORT %d\n", eventcause);
/* Allocate memory for event buffer */
ret = pcb->moal_malloc(pmadapter->pmoal_handle,
MAX_EVENT_SIZE, MLAN_MEM_DEF,
&evt_buf);
if ((ret == MLAN_STATUS_SUCCESS) && evt_buf) {
pevent = (pmlan_event)evt_buf;
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_DRV_PASSTHRU;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset,
pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id,
pevent);
pcb->moal_mfree(pmadapter->pmoal_handle,
evt_buf);
}
} else {
t_u8 *pevt_dat =
pmbuf->pbuf + pmbuf->data_offset +
sizeof(t_u32);
PRINTM(MEVENT,
"EVENT: Antenna Diversity %d (%d, %d, %d, %d)\n",
eventcause, pevt_dat[0] + 1, pevt_dat[1] + 1,
pevt_dat[2], pevt_dat[3]);
}
break;
case EVENT_MULTI_CHAN_INFO:
PRINTM(MEVENT, "EVENT: MULTI_CHAN_INFO\n");
wlan_handle_event_multi_chan_info(pmpriv, pmbuf);
break;
case EVENT_FW_DUMP_INFO:
PRINTM(MEVENT, "EVENT: Dump FW info\n");
/* Allocate memory for event buffer */
ret = pcb->moal_malloc(pmadapter->pmoal_handle, MAX_EVENT_SIZE,
MLAN_MEM_DEF, &evt_buf);
if ((ret == MLAN_STATUS_SUCCESS) && evt_buf) {
pevent = (pmlan_event)evt_buf;
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_FW_DUMP_INFO;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset,
pevent->event_len);
wlan_recv_event(pmpriv, pevent->event_id, pevent);
pcb->moal_mfree(pmadapter->pmoal_handle, evt_buf);
}
break;
case EVENT_TX_STATUS_REPORT:
PRINTM(MINFO, "EVENT: TX_STATUS\n");
pevent->bss_index = pmpriv->bss_index;
pevent->event_id = MLAN_EVENT_ID_FW_TX_STATUS;
pevent->event_len = pmbuf->data_len;
memcpy(pmadapter, (t_u8 *)pevent->event_buf,
pmbuf->pbuf + pmbuf->data_offset, MIN(pevent->event_len,
sizeof
(event_buf)));
wlan_recv_event(pmpriv, pevent->event_id, pevent);
break;
case EVENT_BT_COEX_WLAN_PARA_CHANGE:
PRINTM(MEVENT, "EVENT: BT coex wlan param update\n");
wlan_bt_coex_wlan_param_update_event(pmpriv, pmbuf);
break;
default:
PRINTM(MEVENT, "EVENT: unknown event id: %#x\n", eventcause);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_UNKNOWN, MNULL);
break;
}
LEAVE();
return ret;
}
/**
* @brief This function handles disconnect event, reports disconnect
* to upper layer, cleans tx/rx packets,
* resets link state etc.
*
* @param priv A pointer to mlan_private structure
* @param drv_disconnect Flag indicating the driver should disconnect
* and flush pending packets.
*
* @return N/A
*/
t_void
wlan_reset_connect_state(pmlan_private priv, t_u8 drv_disconnect)
{
mlan_adapter *pmadapter = priv->adapter;
mlan_status ret = MLAN_STATUS_SUCCESS;
state_11d_t enable;
ENTER();
PRINTM(MINFO, "Handles disconnect event.\n");
if (drv_disconnect) {
priv->media_connected = MFALSE;
wlan_11h_check_update_radar_det_state(priv);
}
if (priv->port_ctrl_mode == MTRUE) {
/* Close the port on Disconnect */
PRINTM(MINFO, "DISC: port_status = CLOSED\n");
priv->port_open = MFALSE;
}
pmadapter->scan_block = MFALSE;
/* Reset SNR/NF/RSSI values */
priv->data_rssi_last = 0;
priv->data_nf_last = 0;
priv->data_rssi_avg = 0;
priv->data_nf_avg = 0;
priv->bcn_rssi_last = 0;
priv->bcn_nf_last = 0;
priv->bcn_rssi_avg = 0;
priv->bcn_nf_avg = 0;
priv->rxpd_rate = 0;
priv->rxpd_rate_info = 0;
priv->max_amsdu = 0;
wlan_coex_ampdu_rxwinsize(pmadapter);
priv->sec_info.ewpa_enabled = MFALSE;
priv->sec_info.wpa_enabled = MFALSE;
priv->sec_info.wpa2_enabled = MFALSE;
priv->wpa_ie_len = 0;
priv->sec_info.wapi_enabled = MFALSE;
priv->wapi_ie_len = 0;
priv->sec_info.wapi_key_on = MFALSE;
priv->wps.session_enable = MFALSE;
memset(priv->adapter, (t_u8 *)&priv->wps.wps_ie, 0x00,
sizeof(priv->wps.wps_ie));
priv->sec_info.osen_enabled = MFALSE;
priv->osen_ie_len = 0;
priv->sec_info.encryption_mode = MLAN_ENCRYPTION_MODE_NONE;
/* Enable auto data rate */
priv->is_data_rate_auto = MTRUE;
priv->data_rate = 0;
if (priv->bss_mode == MLAN_BSS_MODE_IBSS) {
priv->adhoc_state = ADHOC_IDLE;
priv->adhoc_is_link_sensed = MFALSE;
priv->intf_state_11h.adhoc_auto_sel_chan = MTRUE;
}
if (drv_disconnect) {
/* Free Tx and Rx packets, report disconnect to upper layer */
wlan_clean_txrx(priv);
/* Need to erase the current SSID and BSSID info */
memset(pmadapter,
&priv->curr_bss_params, 0x00,
sizeof(priv->curr_bss_params));
}
wlan_send_tdls_tear_down_request(priv);
wlan_delete_station_list(priv);
pmadapter->tdls_status = TDLS_NOT_SETUP;
priv->wmm_qosinfo = priv->saved_wmm_qosinfo;
pmadapter->sleep_period.period = pmadapter->saved_sleep_period.period;
pmadapter->tx_lock_flag = MFALSE;
pmadapter->pps_uapsd_mode = MFALSE;
pmadapter->delay_null_pkt = MFALSE;
if ((wlan_11d_is_enabled(priv)) &&
(priv->state_11d.user_enable_11d == DISABLE_11D)) {
priv->state_11d.enable_11d = DISABLE_11D;
enable = DISABLE_11D;
/* Send cmd to FW to enable/disable 11D function */
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_802_11_SNMP_MIB,
HostCmd_ACT_GEN_SET,
Dot11D_i, MNULL, &enable);
if (ret)
PRINTM(MERROR, "11D: Failed to enable 11D\n");
}
if (pmadapter->num_cmd_timeout && pmadapter->curr_cmd &&
(pmadapter->cmd_timer_is_set == MFALSE)) {
LEAVE();
return;
}
wlan_recv_event(priv, MLAN_EVENT_ID_FW_DISCONNECTED, MNULL);
LEAVE();
}
/**
* @brief This function handles events generated by firmware
*
* @param priv A pointer to mlan_private structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
mlan_process_sta_event(IN t_void * priv)
{
pmlan_private pmpriv = (pmlan_private) priv;
pmlan_adapter pmadapter = pmpriv->adapter;
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 eventcause = pmadapter->event_cause;
t_u8 event_buf[100];
mlan_event *pevent = (mlan_event *) event_buf;
ENTER();
/* Clear BSS_NO_BITS from event */
eventcause &= EVENT_ID_MASK;
switch (eventcause) {
case EVENT_DUMMY_HOST_WAKEUP_SIGNAL:
PRINTM(MERROR,
"Invalid EVENT: DUMMY_HOST_WAKEUP_SIGNAL, ignoring it\n");
break;
case EVENT_LINK_SENSED:
PRINTM(MEVENT, "EVENT: LINK_SENSED\n");
pmpriv->adhoc_is_link_sensed = MTRUE;
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_ADHOC_LINK_SENSED, MNULL);
break;
case EVENT_DEAUTHENTICATED:
PRINTM(MEVENT, "EVENT: Deauthenticated\n");
pmadapter->dbg.num_event_deauth++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_DISASSOCIATED:
PRINTM(MEVENT, "EVENT: Disassociated\n");
pmadapter->dbg.num_event_disassoc++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_LINK_LOST:
PRINTM(MEVENT, "EVENT: Link lost\n");
pmadapter->dbg.num_event_link_lost++;
wlan_handle_disconnect_event(pmpriv);
break;
case EVENT_PS_SLEEP:
PRINTM(MINFO, "EVENT: SLEEP\n");
PRINTM(MEVENT, "_");
pmadapter->ps_state = PS_STATE_PRE_SLEEP;
wlan_check_ps_cond(pmadapter);
break;
case EVENT_PS_AWAKE:
PRINTM(MINFO, "EVENT: AWAKE \n");
PRINTM(MEVENT, "|");
pmadapter->tx_lock_flag = MFALSE;
if (pmadapter->sleep_period.period) {
if (MTRUE == wlan_check_last_packet_indication(pmpriv)) {
if (!pmadapter->data_sent && pmpriv->gen_null_pkg) {
wlan_send_null_packet(pmpriv,
MRVDRV_TxPD_POWER_MGMT_NULL_PACKET |
MRVDRV_TxPD_POWER_MGMT_LAST_PACKET);
pmadapter->ps_state = PS_STATE_SLEEP;
return MLAN_STATUS_SUCCESS;
}
}
}
pmadapter->ps_state = PS_STATE_AWAKE;
pmadapter->pm_wakeup_card_req = MFALSE;
pmadapter->pm_wakeup_fw_try = MFALSE;
break;
case EVENT_DEEP_SLEEP_AWAKE:
wlan_pm_reset_card(pmadapter);
PRINTM(MEVENT, "EVENT: DS_AWAKE\n");
if (pmadapter->is_deep_sleep == MTRUE) {
pmadapter->is_deep_sleep = MFALSE;
}
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DS_AWAKE, MNULL);
break;
case EVENT_HS_ACT_REQ:
PRINTM(MEVENT, "EVENT: HS_ACT_REQ\n");
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_802_11_HS_CFG_ENH,
0, 0, MNULL, MNULL);
break;
case EVENT_MIC_ERR_UNICAST:
PRINTM(MEVENT, "EVENT: UNICAST MIC ERROR\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MIC_ERR_UNI, MNULL);
break;
case EVENT_MIC_ERR_MULTICAST:
PRINTM(MEVENT, "EVENT: MULTICAST MIC ERROR\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MIC_ERR_MUL, MNULL);
break;
case EVENT_MIB_CHANGED:
case EVENT_INIT_DONE:
break;
case EVENT_ADHOC_BCN_LOST:
PRINTM(MEVENT, "EVENT: ADHOC_BCN_LOST\n");
pmpriv->adhoc_is_link_sensed = MFALSE;
wlan_clean_txrx(pmpriv);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_ADHOC_LINK_LOST, MNULL);
break;
case EVENT_BG_SCAN_REPORT:
PRINTM(MEVENT, "EVENT: BGS_REPORT\n");
/* Clear the previous scan result */
memset(pmadapter->pscan_table, 0x00,
sizeof(BSSDescriptor_t) * MRVDRV_MAX_BSSID_LIST);
pmadapter->num_in_scan_table = 0;
pmadapter->pbcn_buf_end = pmadapter->bcn_buf;
ret = wlan_prepare_cmd(pmpriv,
HostCmd_CMD_802_11_BG_SCAN_QUERY,
HostCmd_ACT_GEN_GET, 0, MNULL, MNULL);
break;
case EVENT_WMM_STATUS_CHANGE:
PRINTM(MEVENT, "EVENT: WMM status changed\n");
ret = (mlan_status) wlan_cmd_wmm_status_change(pmpriv);
break;
case EVENT_RSSI_LOW:
PRINTM(MEVENT, "EVENT: Beacon RSSI_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_RSSI_LOW, MNULL);
break;
case EVENT_SNR_LOW:
PRINTM(MEVENT, "EVENT: Beacon SNR_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_SNR_LOW, MNULL);
break;
case EVENT_MAX_FAIL:
PRINTM(MEVENT, "EVENT: MAX_FAIL\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_MAX_FAIL, MNULL);
break;
case EVENT_RSSI_HIGH:
PRINTM(MEVENT, "EVENT: Beacon RSSI_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_RSSI_HIGH, MNULL);
break;
case EVENT_SNR_HIGH:
PRINTM(MEVENT, "EVENT: Beacon SNR_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BCN_SNR_HIGH, MNULL);
break;
case EVENT_DATA_RSSI_LOW:
PRINTM(MEVENT, "EVENT: Data RSSI_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_RSSI_LOW, MNULL);
break;
case EVENT_DATA_SNR_LOW:
PRINTM(MEVENT, "EVENT: Data SNR_LOW\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_SNR_LOW, MNULL);
break;
case EVENT_DATA_RSSI_HIGH:
PRINTM(MEVENT, "EVENT: Data RSSI_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_RSSI_HIGH, MNULL);
break;
case EVENT_DATA_SNR_HIGH:
PRINTM(MEVENT, "EVENT: Data SNR_HIGH\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_DATA_SNR_HIGH, MNULL);
break;
case EVENT_LINK_QUALITY:
PRINTM(MEVENT, "EVENT: Link Quality\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_LINK_QUALITY, MNULL);
break;
case EVENT_PRE_BEACON_LOST:
PRINTM(MEVENT, "EVENT: Pre-Beacon Lost\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_PRE_BCN_LOST, MNULL);
break;
case EVENT_IBSS_COALESCED:
PRINTM(MEVENT, "EVENT: IBSS_COALESCED\n");
ret = wlan_prepare_cmd(pmpriv,
HostCmd_CMD_802_11_IBSS_COALESCING_STATUS,
HostCmd_ACT_GEN_GET, 0, MNULL, MNULL);
break;
case EVENT_PORT_RELEASE:
PRINTM(MEVENT, "EVENT: PORT RELEASE\n");
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_PORT_RELEASE, MNULL);
pevent->bss_num = pmpriv->bss_num;
pevent->event_id = MLAN_EVENT_ID_DRV_CONNECTED;
pevent->event_len = MLAN_MAC_ADDR_LENGTH;
memcpy((t_u8 *) pevent->event_buf,
(t_u8 *) pmpriv->curr_bss_params.bss_descriptor.mac_address,
MLAN_MAC_ADDR_LENGTH);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_DRV_CONNECTED, pevent);
/* Send OBSS scan param to the application */
wlan_2040_coex_event(pmpriv);
break;
case EVENT_ADDBA:
PRINTM(MEVENT, "EVENT: ADDBA Request\n");
wlan_prepare_cmd(pmpriv, HostCmd_CMD_11N_ADDBA_RSP,
HostCmd_ACT_GEN_SET, 0, MNULL, pmadapter->event_body);
break;
case EVENT_DELBA:
PRINTM(MEVENT, "EVENT: DELBA Request\n");
wlan_11n_delete_bastream(pmpriv, pmadapter->event_body);
break;
case EVENT_BA_STREAM_TIEMOUT:
PRINTM(MEVENT, "EVENT: BA Stream timeout\n");
wlan_11n_ba_stream_timeout(pmpriv,
(HostCmd_DS_11N_BATIMEOUT *) pmadapter->
event_body);
break;
case EVENT_AMSDU_AGGR_CTRL:
PRINTM(MEVENT, "EVENT: AMSDU_AGGR_CTRL %d\n",
*(t_u16 *) pmadapter->event_body);
pmpriv->adapter->tx_buf_size =
MIN(pmpriv->adapter->max_tx_buf_size,
wlan_le16_to_cpu(*(t_u16 *) pmadapter->event_body));
PRINTM(MEVENT, "tx_buf_size %d\n", pmpriv->adapter->tx_buf_size);
break;
case EVENT_WEP_ICV_ERR:
PRINTM(MEVENT, "EVENT: WEP ICV error\n");
pevent->bss_num = pmpriv->bss_num;
pevent->event_id = MLAN_EVENT_ID_FW_WEP_ICV_ERR;
pevent->event_len = sizeof(Event_WEP_ICV_ERR);
memcpy((t_u8 *) pevent->event_buf, pmadapter->event_body,
pevent->event_len);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_WEP_ICV_ERR, pevent);
break;
case EVENT_BW_CHANGE:
PRINTM(MEVENT, "EVENT: BW Change\n");
pevent->bss_num = pmpriv->bss_num;
pevent->event_id = MLAN_EVENT_ID_FW_BW_CHANGED;
pevent->event_len = sizeof(t_u8);
/* Copy event body from the event buffer */
memcpy((t_u8 *) pevent->event_buf, pmadapter->event_body,
pevent->event_len);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_BW_CHANGED, pevent);
break;
default:
PRINTM(MEVENT, "EVENT: unknown event id: %#x\n", eventcause);
wlan_recv_event(pmpriv, MLAN_EVENT_ID_FW_UNKNOWN, MNULL);
break;
}
LEAVE();
return ret;
}
