static int wlan_cmd_802_11_data_rate(wlan_private * priv,
struct cmd_ds_command *cmd,
u16 cmd_action)
{
struct cmd_ds_802_11_data_rate *pdatarate = &cmd->params.drate;
wlan_adapter *adapter = priv->adapter;
lbs_deb_enter(LBS_DEB_CMD);
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_data_rate) +
S_DS_GEN);
cmd->command = cpu_to_le16(CMD_802_11_DATA_RATE);
memset(pdatarate, 0, sizeof(struct cmd_ds_802_11_data_rate));
pdatarate->action = cpu_to_le16(cmd_action);
if (cmd_action == CMD_ACT_SET_TX_FIX_RATE) {
pdatarate->rates[0] = libertas_data_rate_to_fw_index(adapter->cur_rate);
lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n",
adapter->cur_rate);
} else if (cmd_action == CMD_ACT_SET_TX_AUTO) {
lbs_deb_cmd("DATA_RATE: setting auto\n");
}
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
/**
* @brief This function handles disconnect event. it
* reports disconnect to upper layer, clean tx/rx packets,
* reset link state etc.
*
* @param priv A pointer to wlan_private structure
* @return n/a
*/
void libertas_mac_event_disconnected(wlan_private * priv)
{
wlan_adapter *adapter = priv->adapter;
union iwreq_data wrqu;
if (adapter->connect_status != LIBERTAS_CONNECTED)
return;
lbs_deb_enter(LBS_DEB_CMD);
memset(wrqu.ap_addr.sa_data, 0x00, ETH_ALEN);
wrqu.ap_addr.sa_family = ARPHRD_ETHER;
/*
* Cisco AP sends EAP failure and de-auth in less than 0.5 ms.
* It causes problem in the Supplicant
*/
msleep_interruptible(1000);
wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL);
/* Free Tx and Rx packets */
kfree_skb(priv->adapter->currenttxskb);
priv->adapter->currenttxskb = NULL;
/* report disconnect to upper layer */
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
/* reset SNR/NF/RSSI values */
memset(adapter->SNR, 0x00, sizeof(adapter->SNR));
memset(adapter->NF, 0x00, sizeof(adapter->NF));
memset(adapter->RSSI, 0x00, sizeof(adapter->RSSI));
memset(adapter->rawSNR, 0x00, sizeof(adapter->rawSNR));
memset(adapter->rawNF, 0x00, sizeof(adapter->rawNF));
adapter->nextSNRNF = 0;
adapter->numSNRNF = 0;
lbs_deb_cmd("current SSID '%s', length %u\n",
escape_essid(adapter->curbssparams.ssid,
adapter->curbssparams.ssid_len),
adapter->curbssparams.ssid_len);
adapter->connect_status = LIBERTAS_DISCONNECTED;
/* Clear out associated SSID and BSSID since connection is
* no longer valid.
*/
memset(&adapter->curbssparams.bssid, 0, ETH_ALEN);
memset(&adapter->curbssparams.ssid, 0, IW_ESSID_MAX_SIZE);
adapter->curbssparams.ssid_len = 0;
if (adapter->psstate != PS_STATE_FULL_POWER) {
/* make firmware to exit PS mode */
lbs_deb_cmd("disconnected, so exit PS mode\n");
libertas_ps_wakeup(priv, 0);
}
lbs_deb_leave(LBS_DEB_CMD);
}
/**
* @brief This function handles disconnect event. it
* reports disconnect to upper layer, clean tx/rx packets,
* reset link state etc.
*
* @param priv A pointer to struct lbs_private structure
* @return n/a
*/
void lbs_mac_event_disconnected(struct lbs_private *priv)
{
if (priv->connect_status != LBS_CONNECTED)
return;
lbs_deb_enter(LBS_DEB_ASSOC);
/*
* Cisco AP sends EAP failure and de-auth in less than 0.5 ms.
* It causes problem in the Supplicant
*/
msleep_interruptible(1000);
if (priv->wdev->iftype == NL80211_IFTYPE_STATION)
lbs_send_disconnect_notification(priv);
/* report disconnect to upper layer */
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
/* Free Tx and Rx packets */
kfree_skb(priv->currenttxskb);
priv->currenttxskb = NULL;
priv->tx_pending_len = 0;
priv->connect_status = LBS_DISCONNECTED;
if (priv->psstate != PS_STATE_FULL_POWER) {
/* make firmware to exit PS mode */
lbs_deb_cmd("disconnected, so exit PS mode\n");
lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false);
}
lbs_deb_leave(LBS_DEB_ASSOC);
}
static int wlan_cmd_802_11_enable_rsn(wlan_private * priv,
struct cmd_ds_command *cmd,
u16 cmd_action,
void * pdata_buf)
{
struct cmd_ds_802_11_enable_rsn *penableRSN = &cmd->params.enbrsn;
u32 * enable = pdata_buf;
lbs_deb_enter(LBS_DEB_CMD);
cmd->command = cpu_to_le16(CMD_802_11_ENABLE_RSN);
cmd->size = cpu_to_le16(sizeof(*penableRSN) + S_DS_GEN);
penableRSN->action = cpu_to_le16(cmd_action);
if (cmd_action == CMD_ACT_SET) {
if (*enable)
penableRSN->enable = cpu_to_le16(CMD_ENABLE_RSN);
else
penableRSN->enable = cpu_to_le16(CMD_DISABLE_RSN);
lbs_deb_cmd("ENABLE_RSN: %d\n", *enable);
}
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
void lbs_mac_event_disconnected(struct lbs_private *priv)
{
if (priv->connect_status != LBS_CONNECTED)
return;
lbs_deb_enter(LBS_DEB_ASSOC);
/*
*/
msleep_interruptible(1000);
if (priv->wdev->iftype == NL80211_IFTYPE_STATION)
lbs_send_disconnect_notification(priv);
/* */
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
/* */
kfree_skb(priv->currenttxskb);
priv->currenttxskb = NULL;
priv->tx_pending_len = 0;
priv->connect_status = LBS_DISCONNECTED;
if (priv->psstate != PS_STATE_FULL_POWER) {
/* */
lbs_deb_cmd("disconnected, so exit PS mode\n");
lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false);
}
lbs_deb_leave(LBS_DEB_ASSOC);
}
static int lbs_ret_802_11_rssi(struct lbs_private *priv,
struct cmd_ds_command *resp)
{
struct cmd_ds_802_11_rssi_rsp *rssirsp = &resp->params.rssirsp;
lbs_deb_enter(LBS_DEB_CMD);
/* store the non average value */
priv->SNR[TYPE_BEACON][TYPE_NOAVG] = le16_to_cpu(rssirsp->SNR);
priv->NF[TYPE_BEACON][TYPE_NOAVG] = le16_to_cpu(rssirsp->noisefloor);
priv->SNR[TYPE_BEACON][TYPE_AVG] = le16_to_cpu(rssirsp->avgSNR);
priv->NF[TYPE_BEACON][TYPE_AVG] = le16_to_cpu(rssirsp->avgnoisefloor);
priv->RSSI[TYPE_BEACON][TYPE_NOAVG] =
CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG],
priv->NF[TYPE_BEACON][TYPE_NOAVG]);
priv->RSSI[TYPE_BEACON][TYPE_AVG] =
CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_AVG] / AVG_SCALE,
priv->NF[TYPE_BEACON][TYPE_AVG] / AVG_SCALE);
lbs_deb_cmd("RSSI: beacon %d, avg %d\n",
priv->RSSI[TYPE_BEACON][TYPE_NOAVG],
priv->RSSI[TYPE_BEACON][TYPE_AVG]);
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
static int wlan_ret_802_11_eeprom_access(wlan_private * priv,
struct cmd_ds_command *resp)
{
wlan_adapter *adapter = priv->adapter;
struct wlan_ioctl_regrdwr *pbuf;
pbuf = (struct wlan_ioctl_regrdwr *) adapter->prdeeprom;
lbs_deb_enter_args(LBS_DEB_CMD, "len %d",
le16_to_cpu(resp->params.rdeeprom.bytecount));
if (pbuf->NOB < le16_to_cpu(resp->params.rdeeprom.bytecount)) {
pbuf->NOB = 0;
lbs_deb_cmd("EEPROM read length too big\n");
return -1;
}
pbuf->NOB = le16_to_cpu(resp->params.rdeeprom.bytecount);
if (pbuf->NOB > 0) {
memcpy(&pbuf->value, (u8 *) & resp->params.rdeeprom.value,
le16_to_cpu(resp->params.rdeeprom.bytecount));
lbs_deb_hex(LBS_DEB_CMD, "EEPROM", (char *)&pbuf->value,
le16_to_cpu(resp->params.rdeeprom.bytecount));
}
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
static int lbs_ret_802_11_snmp_mib(struct lbs_private *priv,
struct cmd_ds_command *resp)
{
struct cmd_ds_802_11_snmp_mib *smib = &resp->params.smib;
u16 oid = le16_to_cpu(smib->oid);
u16 querytype = le16_to_cpu(smib->querytype);
lbs_deb_enter(LBS_DEB_CMD);
lbs_deb_cmd("SNMP_RESP: oid 0x%x, querytype 0x%x\n", oid,
querytype);
lbs_deb_cmd("SNMP_RESP: Buf size %d\n", le16_to_cpu(smib->bufsize));
if (querytype == CMD_ACT_GET) {
switch (oid) {
case FRAGTHRESH_I:
priv->fragthsd =
le16_to_cpu(*((__le16 *)(smib->value)));
lbs_deb_cmd("SNMP_RESP: frag threshold %u\n",
priv->fragthsd);
break;
case RTSTHRESH_I:
priv->rtsthsd =
le16_to_cpu(*((__le16 *)(smib->value)));
lbs_deb_cmd("SNMP_RESP: rts threshold %u\n",
priv->rtsthsd);
break;
case SHORT_RETRYLIM_I:
priv->txretrycount =
le16_to_cpu(*((__le16 *)(smib->value)));
lbs_deb_cmd("SNMP_RESP: tx retry count %u\n",
priv->rtsthsd);
break;
default:
break;
}
}
lbs_deb_enter(LBS_DEB_CMD);
return 0;
}
static int wlan_cmd_802_11_ps_mode(wlan_private * priv,
struct cmd_ds_command *cmd,
u16 cmd_action)
{
struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode;
lbs_deb_enter(LBS_DEB_CMD);
cmd->command = cpu_to_le16(CMD_802_11_PS_MODE);
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) +
S_DS_GEN);
psm->action = cpu_to_le16(cmd_action);
psm->multipledtim = 0;
switch (cmd_action) {
case CMD_SUBCMD_ENTER_PS:
lbs_deb_cmd("PS command:" "SubCode- Enter PS\n");
psm->locallisteninterval = 0;
psm->nullpktinterval = 0;
psm->multipledtim =
cpu_to_le16(MRVDRV_DEFAULT_MULTIPLE_DTIM);
break;
case CMD_SUBCMD_EXIT_PS:
lbs_deb_cmd("PS command:" "SubCode- Exit PS\n");
break;
case CMD_SUBCMD_SLEEP_CONFIRMED:
lbs_deb_cmd("PS command: SubCode- sleep confirm\n");
break;
default:
break;
}
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
static int lbs_ret_802_11_rf_tx_power(struct lbs_private *priv,
struct cmd_ds_command *resp)
{
struct cmd_ds_802_11_rf_tx_power *rtp = &resp->params.txp;
lbs_deb_enter(LBS_DEB_CMD);
priv->txpowerlevel = le16_to_cpu(rtp->currentlevel);
lbs_deb_cmd("TX power currently %d\n", priv->txpowerlevel);
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
/**
* @brief This function handles disconnect event. it
* reports disconnect to upper layer, clean tx/rx packets,
* reset link state etc.
*
* @param priv A pointer to struct lbs_private structure
* @return n/a
*/
void lbs_mac_event_disconnected(struct lbs_private *priv)
{
if (priv->connect_status != LBS_CONNECTED)
return;
lbs_deb_enter(LBS_DEB_ASSOC);
/*
* Cisco AP sends EAP failure and de-auth in less than 0.5 ms.
* It causes problem in the Supplicant
*/
msleep_interruptible(1000);
lbs_send_disconnect_notification(priv);
/* report disconnect to upper layer */
netif_stop_queue(priv->dev);
netif_carrier_off(priv->dev);
/* Free Tx and Rx packets */
kfree_skb(priv->currenttxskb);
priv->currenttxskb = NULL;
priv->tx_pending_len = 0;
/* reset SNR/NF/RSSI values */
memset(priv->SNR, 0x00, sizeof(priv->SNR));
memset(priv->NF, 0x00, sizeof(priv->NF));
memset(priv->RSSI, 0x00, sizeof(priv->RSSI));
memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR));
memset(priv->rawNF, 0x00, sizeof(priv->rawNF));
priv->nextSNRNF = 0;
priv->numSNRNF = 0;
priv->connect_status = LBS_DISCONNECTED;
/* Clear out associated SSID and BSSID since connection is
* no longer valid.
*/
memset(&priv->curbssparams.bssid, 0, ETH_ALEN);
memset(&priv->curbssparams.ssid, 0, IEEE80211_MAX_SSID_LEN);
priv->curbssparams.ssid_len = 0;
if (priv->psstate != PS_STATE_FULL_POWER) {
/* make firmware to exit PS mode */
lbs_deb_cmd("disconnected, so exit PS mode\n");
lbs_ps_wakeup(priv, 0);
}
lbs_deb_leave(LBS_DEB_ASSOC);
}
int libertas_set_radio_control(wlan_private * priv)
{
int ret = 0;
lbs_deb_enter(LBS_DEB_CMD);
ret = libertas_prepare_and_send_command(priv,
CMD_802_11_RADIO_CONTROL,
CMD_ACT_SET,
CMD_OPTION_WAITFORRSP, 0, NULL);
lbs_deb_cmd("RADIO_SET: radio %d, preamble %d\n",
priv->adapter->radioon, priv->adapter->preamble);
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
return ret;
}
static int wlan_cmd_mac_control(wlan_private * priv,
struct cmd_ds_command *cmd)
{
struct cmd_ds_mac_control *mac = &cmd->params.macctrl;
lbs_deb_enter(LBS_DEB_CMD);
cmd->command = cpu_to_le16(CMD_MAC_CONTROL);
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_control) + S_DS_GEN);
mac->action = cpu_to_le16(priv->adapter->currentpacketfilter);
lbs_deb_cmd("MAC_CONTROL: action 0x%x, size %d\n",
le16_to_cpu(mac->action), le16_to_cpu(cmd->size));
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv,
struct cmd_ds_command *cmd,
u16 cmd_action, void *pdata_buf)
{
struct cmd_ds_802_11_rf_tx_power *prtp = &cmd->params.txp;
lbs_deb_enter(LBS_DEB_CMD);
cmd->size =
cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) + S_DS_GEN);
cmd->command = cpu_to_le16(CMD_802_11_RF_TX_POWER);
prtp->action = cpu_to_le16(cmd_action);
lbs_deb_cmd("RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n",
le16_to_cpu(cmd->size), le16_to_cpu(cmd->command),
le16_to_cpu(prtp->action));
switch (cmd_action) {
case CMD_ACT_TX_POWER_OPT_GET:
prtp->action = cpu_to_le16(CMD_ACT_GET);
prtp->currentlevel = 0;
break;
case CMD_ACT_TX_POWER_OPT_SET_HIGH:
prtp->action = cpu_to_le16(CMD_ACT_SET);
prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_HIGH);
break;
case CMD_ACT_TX_POWER_OPT_SET_MID:
prtp->action = cpu_to_le16(CMD_ACT_SET);
prtp->currentlevel = cpu_to_le16(CMD_ACT_TX_POWER_INDEX_MID);
break;
case CMD_ACT_TX_POWER_OPT_SET_LOW:
prtp->action = cpu_to_le16(CMD_ACT_SET);
prtp->currentlevel = cpu_to_le16(*((u16 *) pdata_buf));
break;
}
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
static int wlan_ret_802_11_data_rate(wlan_private * priv,
struct cmd_ds_command *resp)
{
struct cmd_ds_802_11_data_rate *pdatarate = &resp->params.drate;
wlan_adapter *adapter = priv->adapter;
lbs_deb_enter(LBS_DEB_CMD);
lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) pdatarate,
sizeof(struct cmd_ds_802_11_data_rate));
/* FIXME: get actual rates FW can do if this command actually returns
* all data rates supported.
*/
adapter->cur_rate = libertas_fw_index_to_data_rate(pdatarate->rates[0]);
lbs_deb_cmd("DATA_RATE: current rate 0x%02x\n", adapter->cur_rate);
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
/* This function is the CMD_MESH_CONFIG legacy function. It only handles the
* START and STOP actions. The extended actions supported by CMD_MESH_CONFIG
* are all handled by preparing a struct cmd_ds_mesh_config and passing it to
* lbs_mesh_config_send.
*/
static int lbs_mesh_config(struct lbs_private *priv, uint16_t action,
uint16_t chan)
{
struct cmd_ds_mesh_config cmd;
struct mrvl_meshie *ie;
DECLARE_SSID_BUF(ssid);
memset(&cmd, 0, sizeof(cmd));
cmd.channel = cpu_to_le16(chan);
ie = (struct mrvl_meshie *)cmd.data;
switch (action) {
case CMD_ACT_MESH_CONFIG_START:
ie->id = WLAN_EID_GENERIC;
ie->val.oui[0] = 0x00;
ie->val.oui[1] = 0x50;
ie->val.oui[2] = 0x43;
ie->val.type = MARVELL_MESH_IE_TYPE;
ie->val.subtype = MARVELL_MESH_IE_SUBTYPE;
ie->val.version = MARVELL_MESH_IE_VERSION;
ie->val.active_protocol_id = MARVELL_MESH_PROTO_ID_HWMP;
ie->val.active_metric_id = MARVELL_MESH_METRIC_ID;
ie->val.mesh_capability = MARVELL_MESH_CAPABILITY;
ie->val.mesh_id_len = priv->mesh_ssid_len;
memcpy(ie->val.mesh_id, priv->mesh_ssid, priv->mesh_ssid_len);
ie->len = sizeof(struct mrvl_meshie_val) -
IEEE80211_MAX_SSID_LEN + priv->mesh_ssid_len;
cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie_val));
break;
case CMD_ACT_MESH_CONFIG_STOP:
break;
default:
return -1;
}
lbs_deb_cmd("mesh config action %d type %x channel %d SSID %s\n",
action, priv->mesh_tlv, chan,
print_ssid(ssid, priv->mesh_ssid, priv->mesh_ssid_len));
return __lbs_mesh_config_send(priv, &cmd, action, priv->mesh_tlv);
}
static int wlan_cmd_mac_multicast_adr(wlan_private * priv,
struct cmd_ds_command *cmd,
u16 cmd_action)
{
struct cmd_ds_mac_multicast_adr *pMCastAdr = &cmd->params.madr;
wlan_adapter *adapter = priv->adapter;
lbs_deb_enter(LBS_DEB_CMD);
cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) +
S_DS_GEN);
cmd->command = cpu_to_le16(CMD_MAC_MULTICAST_ADR);
lbs_deb_cmd("MULTICAST_ADR: setting %d addresses\n", pMCastAdr->nr_of_adrs);
pMCastAdr->action = cpu_to_le16(cmd_action);
pMCastAdr->nr_of_adrs =
cpu_to_le16((u16) adapter->nr_of_multicastmacaddr);
memcpy(pMCastAdr->maclist, adapter->multicastlist,
adapter->nr_of_multicastmacaddr * ETH_ALEN);
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
static int wlan_ret_802_11_rf_channel(wlan_private * priv,
struct cmd_ds_command *resp)
{
struct cmd_ds_802_11_rf_channel *rfchannel = &resp->params.rfchannel;
wlan_adapter *adapter = priv->adapter;
u16 action = le16_to_cpu(rfchannel->action);
u16 newchannel = le16_to_cpu(rfchannel->currentchannel);
lbs_deb_enter(LBS_DEB_CMD);
if (action == CMD_OPT_802_11_RF_CHANNEL_GET
&& adapter->curbssparams.channel != newchannel) {
lbs_deb_cmd("channel switch from %d to %d\n",
adapter->curbssparams.channel, newchannel);
/* Update the channel again */
adapter->curbssparams.channel = newchannel;
}
lbs_deb_enter(LBS_DEB_CMD);
return 0;
}
static int wlan_ret_802_11_sleep_params(wlan_private * priv,
struct cmd_ds_command *resp)
{
struct cmd_ds_802_11_sleep_params *sp = &resp->params.sleep_params;
wlan_adapter *adapter = priv->adapter;
lbs_deb_enter(LBS_DEB_CMD);
lbs_deb_cmd("error 0x%x, offset 0x%x, stabletime 0x%x, calcontrol 0x%x "
"extsleepclk 0x%x\n", le16_to_cpu(sp->error),
le16_to_cpu(sp->offset), le16_to_cpu(sp->stabletime),
sp->calcontrol, sp->externalsleepclk);
adapter->sp.sp_error = le16_to_cpu(sp->error);
adapter->sp.sp_offset = le16_to_cpu(sp->offset);
adapter->sp.sp_stabletime = le16_to_cpu(sp->stabletime);
adapter->sp.sp_calcontrol = sp->calcontrol;
adapter->sp.sp_extsleepclk = sp->externalsleepclk;
adapter->sp.sp_reserved = le16_to_cpu(sp->reserved);
lbs_deb_enter(LBS_DEB_CMD);
return 0;
}
int lbs_process_event(struct lbs_private *priv, u32 event)
{
int ret = 0;
struct cmd_header cmd;
lbs_deb_enter(LBS_DEB_CMD);
switch (event) {
case MACREG_INT_CODE_LINK_SENSED:
lbs_deb_cmd("EVENT: link sensed\n");
break;
case MACREG_INT_CODE_DEAUTHENTICATED:
lbs_deb_cmd("EVENT: deauthenticated\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_DISASSOCIATED:
lbs_deb_cmd("EVENT: disassociated\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_LINK_LOST_NO_SCAN:
lbs_deb_cmd("EVENT: link lost\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_PS_SLEEP:
lbs_deb_cmd("EVENT: ps sleep\n");
/* handle unexpected PS SLEEP event */
if (priv->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: in FULL POWER mode, ignoreing PS_SLEEP\n");
break;
}
priv->psstate = PS_STATE_PRE_SLEEP;
lbs_ps_confirm_sleep(priv);
break;
case MACREG_INT_CODE_HOST_AWAKE:
lbs_deb_cmd("EVENT: host awake\n");
if (priv->reset_deep_sleep_wakeup)
priv->reset_deep_sleep_wakeup(priv);
priv->is_deep_sleep = 0;
lbs_cmd_async(priv, CMD_802_11_WAKEUP_CONFIRM, &cmd,
sizeof(cmd));
priv->is_host_sleep_activated = 0;
wake_up_interruptible(&priv->host_sleep_q);
break;
case MACREG_INT_CODE_DEEP_SLEEP_AWAKE:
if (priv->reset_deep_sleep_wakeup)
priv->reset_deep_sleep_wakeup(priv);
lbs_deb_cmd("EVENT: ds awake\n");
priv->is_deep_sleep = 0;
priv->wakeup_dev_required = 0;
wake_up_interruptible(&priv->ds_awake_q);
break;
case MACREG_INT_CODE_PS_AWAKE:
lbs_deb_cmd("EVENT: ps awake\n");
/* handle unexpected PS AWAKE event */
if (priv->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: In FULL POWER mode - ignore PS AWAKE\n");
break;
}
priv->psstate = PS_STATE_AWAKE;
if (priv->needtowakeup) {
/*
* wait for the command processing to finish
* before resuming sending
* priv->needtowakeup will be set to FALSE
* in lbs_ps_wakeup()
*/
lbs_deb_cmd("waking up ...\n");
lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false);
}
break;
case MACREG_INT_CODE_MIC_ERR_UNICAST:
lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n");
lbs_send_mic_failureevent(priv, event);
break;
case MACREG_INT_CODE_MIC_ERR_MULTICAST:
lbs_deb_cmd("EVENT: MULTICAST MIC ERROR\n");
lbs_send_mic_failureevent(priv, event);
break;
case MACREG_INT_CODE_MIB_CHANGED:
lbs_deb_cmd("EVENT: MIB CHANGED\n");
break;
case MACREG_INT_CODE_INIT_DONE:
lbs_deb_cmd("EVENT: INIT DONE\n");
break;
case MACREG_INT_CODE_ADHOC_BCN_LOST:
lbs_deb_cmd("EVENT: ADHOC beacon lost\n");
break;
case MACREG_INT_CODE_RSSI_LOW:
netdev_alert(priv->dev, "EVENT: rssi low\n");
break;
case MACREG_INT_CODE_SNR_LOW:
netdev_alert(priv->dev, "EVENT: snr low\n");
break;
case MACREG_INT_CODE_MAX_FAIL:
netdev_alert(priv->dev, "EVENT: max fail\n");
break;
case MACREG_INT_CODE_RSSI_HIGH:
netdev_alert(priv->dev, "EVENT: rssi high\n");
break;
case MACREG_INT_CODE_SNR_HIGH:
netdev_alert(priv->dev, "EVENT: snr high\n");
break;
case MACREG_INT_CODE_MESH_AUTO_STARTED:
/* Ignore spurious autostart events */
netdev_info(priv->dev, "EVENT: MESH_AUTO_STARTED (ignoring)\n");
break;
default:
netdev_alert(priv->dev, "EVENT: unknown event id %d\n", event);
break;
}
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
return ret;
}
int lbs_process_event(struct lbs_private *priv, u32 event)
{
int ret = 0;
lbs_deb_enter(LBS_DEB_CMD);
switch (event) {
case MACREG_INT_CODE_LINK_SENSED:
lbs_deb_cmd("EVENT: link sensed\n");
break;
case MACREG_INT_CODE_DEAUTHENTICATED:
lbs_deb_cmd("EVENT: deauthenticated\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_DISASSOCIATED:
lbs_deb_cmd("EVENT: disassociated\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_LINK_LOST_NO_SCAN:
lbs_deb_cmd("EVENT: link lost\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_PS_SLEEP:
lbs_deb_cmd("EVENT: ps sleep\n");
/* handle unexpected PS SLEEP event */
if (priv->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: in FULL POWER mode, ignoreing PS_SLEEP\n");
break;
}
priv->psstate = PS_STATE_PRE_SLEEP;
lbs_ps_confirm_sleep(priv);
break;
case MACREG_INT_CODE_HOST_AWAKE:
lbs_deb_cmd("EVENT: host awake\n");
lbs_send_confirmwake(priv);
break;
case MACREG_INT_CODE_PS_AWAKE:
lbs_deb_cmd("EVENT: ps awake\n");
/* handle unexpected PS AWAKE event */
if (priv->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: In FULL POWER mode - ignore PS AWAKE\n");
break;
}
priv->psstate = PS_STATE_AWAKE;
if (priv->needtowakeup) {
/*
* wait for the command processing to finish
* before resuming sending
* priv->needtowakeup will be set to FALSE
* in lbs_ps_wakeup()
*/
lbs_deb_cmd("waking up ...\n");
lbs_ps_wakeup(priv, 0);
}
break;
case MACREG_INT_CODE_MIC_ERR_UNICAST:
lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n");
handle_mic_failureevent(priv, MACREG_INT_CODE_MIC_ERR_UNICAST);
break;
case MACREG_INT_CODE_MIC_ERR_MULTICAST:
lbs_deb_cmd("EVENT: MULTICAST MIC ERROR\n");
handle_mic_failureevent(priv, MACREG_INT_CODE_MIC_ERR_MULTICAST);
break;
case MACREG_INT_CODE_MIB_CHANGED:
lbs_deb_cmd("EVENT: MIB CHANGED\n");
break;
case MACREG_INT_CODE_INIT_DONE:
lbs_deb_cmd("EVENT: INIT DONE\n");
break;
case MACREG_INT_CODE_ADHOC_BCN_LOST:
lbs_deb_cmd("EVENT: ADHOC beacon lost\n");
break;
case MACREG_INT_CODE_RSSI_LOW:
lbs_pr_alert("EVENT: rssi low\n");
break;
case MACREG_INT_CODE_SNR_LOW:
lbs_pr_alert("EVENT: snr low\n");
break;
case MACREG_INT_CODE_MAX_FAIL:
lbs_pr_alert("EVENT: max fail\n");
break;
case MACREG_INT_CODE_RSSI_HIGH:
lbs_pr_alert("EVENT: rssi high\n");
break;
case MACREG_INT_CODE_SNR_HIGH:
lbs_pr_alert("EVENT: snr high\n");
break;
case MACREG_INT_CODE_MESH_AUTO_STARTED:
/* Ignore spurious autostart events if autostart is disabled */
if (!priv->mesh_autostart_enabled) {
lbs_pr_info("EVENT: MESH_AUTO_STARTED (ignoring)\n");
break;
}
lbs_pr_info("EVENT: MESH_AUTO_STARTED\n");
priv->mesh_connect_status = LBS_CONNECTED;
if (priv->mesh_open) {
netif_carrier_on(priv->mesh_dev);
if (!priv->tx_pending_len)
netif_wake_queue(priv->mesh_dev);
}
priv->mode = IW_MODE_ADHOC;
schedule_work(&priv->sync_channel);
break;
default:
lbs_pr_alert("EVENT: unknown event id %d\n", event);
break;
}
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
return ret;
}
int libertas_process_event(wlan_private * priv)
{
int ret = 0;
wlan_adapter *adapter = priv->adapter;
u32 eventcause;
lbs_deb_enter(LBS_DEB_CMD);
spin_lock_irq(&adapter->driver_lock);
eventcause = adapter->eventcause;
spin_unlock_irq(&adapter->driver_lock);
lbs_deb_cmd("event cause 0x%x\n", eventcause);
switch (eventcause >> SBI_EVENT_CAUSE_SHIFT) {
case MACREG_INT_CODE_LINK_SENSED:
lbs_deb_cmd("EVENT: MACREG_INT_CODE_LINK_SENSED\n");
break;
case MACREG_INT_CODE_DEAUTHENTICATED:
lbs_deb_cmd("EVENT: deauthenticated\n");
libertas_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_DISASSOCIATED:
lbs_deb_cmd("EVENT: disassociated\n");
libertas_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_LINK_LOSE_NO_SCAN:
lbs_deb_cmd("EVENT: link lost\n");
libertas_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_PS_SLEEP:
lbs_deb_cmd("EVENT: sleep\n");
/* handle unexpected PS SLEEP event */
if (adapter->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: in FULL POWER mode, ignoreing PS_SLEEP\n");
break;
}
adapter->psstate = PS_STATE_PRE_SLEEP;
libertas_ps_confirm_sleep(priv, (u16) adapter->psmode);
break;
case MACREG_INT_CODE_PS_AWAKE:
lbs_deb_cmd("EVENT: awake\n");
/* handle unexpected PS AWAKE event */
if (adapter->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: In FULL POWER mode - ignore PS AWAKE\n");
break;
}
adapter->psstate = PS_STATE_AWAKE;
if (adapter->needtowakeup) {
/*
* wait for the command processing to finish
* before resuming sending
* adapter->needtowakeup will be set to FALSE
* in libertas_ps_wakeup()
*/
lbs_deb_cmd("waking up ...\n");
libertas_ps_wakeup(priv, 0);
}
break;
case MACREG_INT_CODE_MIC_ERR_UNICAST:
lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n");
handle_mic_failureevent(priv, MACREG_INT_CODE_MIC_ERR_UNICAST);
break;
case MACREG_INT_CODE_MIC_ERR_MULTICAST:
lbs_deb_cmd("EVENT: MULTICAST MIC ERROR\n");
handle_mic_failureevent(priv, MACREG_INT_CODE_MIC_ERR_MULTICAST);
break;
case MACREG_INT_CODE_MIB_CHANGED:
case MACREG_INT_CODE_INIT_DONE:
break;
case MACREG_INT_CODE_ADHOC_BCN_LOST:
lbs_deb_cmd("EVENT: ADHOC beacon lost\n");
break;
case MACREG_INT_CODE_RSSI_LOW:
lbs_pr_alert("EVENT: rssi low\n");
break;
case MACREG_INT_CODE_SNR_LOW:
lbs_pr_alert("EVENT: snr low\n");
break;
case MACREG_INT_CODE_MAX_FAIL:
lbs_pr_alert("EVENT: max fail\n");
break;
case MACREG_INT_CODE_RSSI_HIGH:
lbs_pr_alert("EVENT: rssi high\n");
break;
case MACREG_INT_CODE_SNR_HIGH:
lbs_pr_alert("EVENT: snr high\n");
break;
case MACREG_INT_CODE_MESH_AUTO_STARTED:
/* Ignore spurious autostart events if autostart is disabled */
if (!priv->mesh_autostart_enabled) {
lbs_pr_info("EVENT: MESH_AUTO_STARTED (ignoring)\n");
break;
}
lbs_pr_info("EVENT: MESH_AUTO_STARTED\n");
adapter->connect_status = LIBERTAS_CONNECTED;
if (priv->mesh_open == 1) {
netif_wake_queue(priv->mesh_dev);
netif_carrier_on(priv->mesh_dev);
}
adapter->mode = IW_MODE_ADHOC;
schedule_work(&priv->sync_channel);
break;
default:
lbs_pr_alert("EVENT: unknown event id 0x%04x\n",
eventcause >> SBI_EVENT_CAUSE_SHIFT);
break;
}
spin_lock_irq(&adapter->driver_lock);
adapter->eventcause = 0;
spin_unlock_irq(&adapter->driver_lock);
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
return ret;
}
static int wlan_cmd_802_11_set_wep(wlan_private * priv,
struct cmd_ds_command *cmd,
u32 cmd_act,
void * pdata_buf)
{
struct cmd_ds_802_11_set_wep *wep = &cmd->params.wep;
wlan_adapter *adapter = priv->adapter;
int ret = 0;
struct assoc_request * assoc_req = pdata_buf;
lbs_deb_enter(LBS_DEB_CMD);
cmd->command = cpu_to_le16(CMD_802_11_SET_WEP);
cmd->size = cpu_to_le16(sizeof(*wep) + S_DS_GEN);
if (cmd_act == CMD_ACT_ADD) {
int i;
if (!assoc_req) {
lbs_deb_cmd("Invalid association request!");
ret = -1;
goto done;
}
wep->action = cpu_to_le16(CMD_ACT_ADD);
/* default tx key index */
wep->keyindex = cpu_to_le16((u16)(assoc_req->wep_tx_keyidx &
(u32)CMD_WEP_KEY_INDEX_MASK));
/* Copy key types and material to host command structure */
for (i = 0; i < 4; i++) {
struct enc_key * pkey = &assoc_req->wep_keys[i];
switch (pkey->len) {
case KEY_LEN_WEP_40:
wep->keytype[i] = CMD_TYPE_WEP_40_BIT;
memmove(&wep->keymaterial[i], pkey->key,
pkey->len);
lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i);
break;
case KEY_LEN_WEP_104:
wep->keytype[i] = CMD_TYPE_WEP_104_BIT;
memmove(&wep->keymaterial[i], pkey->key,
pkey->len);
lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i);
break;
case 0:
break;
default:
lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n",
i, pkey->len);
ret = -1;
goto done;
break;
}
}
} else if (cmd_act == CMD_ACT_REMOVE) {
/* ACT_REMOVE clears _all_ WEP keys */
wep->action = cpu_to_le16(CMD_ACT_REMOVE);
/* default tx key index */
wep->keyindex = cpu_to_le16((u16)(adapter->wep_tx_keyidx &
(u32)CMD_WEP_KEY_INDEX_MASK));
lbs_deb_cmd("SET_WEP: remove key %d\n", adapter->wep_tx_keyidx);
}
ret = 0;
done:
lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret);
return ret;
}
int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len)
{
uint16_t respcmd, curcmd;
struct cmd_header *resp;
int ret = 0;
unsigned long flags;
uint16_t result;
lbs_deb_enter(LBS_DEB_HOST);
mutex_lock(&priv->lock);
spin_lock_irqsave(&priv->driver_lock, flags);
if (!priv->cur_cmd) {
lbs_deb_host("CMD_RESP: cur_cmd is NULL\n");
ret = -1;
spin_unlock_irqrestore(&priv->driver_lock, flags);
goto done;
}
resp = (void *)data;
curcmd = le16_to_cpu(priv->cur_cmd->cmdbuf->command);
respcmd = le16_to_cpu(resp->command);
result = le16_to_cpu(resp->result);
lbs_deb_cmd("CMD_RESP: response 0x%04x, seq %d, size %d\n",
respcmd, le16_to_cpu(resp->seqnum), len);
lbs_deb_hex(LBS_DEB_CMD, "CMD_RESP", (void *) resp, len);
if (resp->seqnum != priv->cur_cmd->cmdbuf->seqnum) {
netdev_info(priv->dev,
"Received CMD_RESP with invalid sequence %d (expected %d)\n",
le16_to_cpu(resp->seqnum),
le16_to_cpu(priv->cur_cmd->cmdbuf->seqnum));
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
if (respcmd != CMD_RET(curcmd) &&
respcmd != CMD_RET_802_11_ASSOCIATE && curcmd != CMD_802_11_ASSOCIATE) {
netdev_info(priv->dev, "Invalid CMD_RESP %x to command %x!\n",
respcmd, curcmd);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
if (resp->result == cpu_to_le16(0x0004)) {
/*
*/
netdev_info(priv->dev,
"Firmware returns DEFER to command %x. Will let it time out...\n",
le16_to_cpu(resp->command));
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
/* */
del_timer(&priv->command_timer);
priv->cmd_timed_out = 0;
if (respcmd == CMD_RET(CMD_802_11_PS_MODE)) {
struct cmd_ds_802_11_ps_mode *psmode = (void *) &resp[1];
u16 action = le16_to_cpu(psmode->action);
lbs_deb_host(
"CMD_RESP: PS_MODE cmd reply result 0x%x, action 0x%x\n",
result, action);
if (result) {
lbs_deb_host("CMD_RESP: PS command failed with 0x%x\n",
result);
/*
*/
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR &&
action == PS_MODE_ACTION_ENTER_PS)
priv->psmode = LBS802_11POWERMODECAM;
} else if (action == PS_MODE_ACTION_ENTER_PS) {
priv->needtowakeup = 0;
priv->psstate = PS_STATE_AWAKE;
lbs_deb_host("CMD_RESP: ENTER_PS command response\n");
if (priv->connect_status != LBS_CONNECTED) {
/*
*/
lbs_deb_host(
"disconnected, invoking lbs_ps_wakeup\n");
spin_unlock_irqrestore(&priv->driver_lock, flags);
mutex_unlock(&priv->lock);
lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS,
false);
mutex_lock(&priv->lock);
spin_lock_irqsave(&priv->driver_lock, flags);
}
} else if (action == PS_MODE_ACTION_EXIT_PS) {
priv->needtowakeup = 0;
priv->psstate = PS_STATE_FULL_POWER;
lbs_deb_host("CMD_RESP: EXIT_PS command response\n");
} else {
lbs_deb_host("CMD_RESP: PS action 0x%X\n", action);
}
__lbs_complete_command(priv, priv->cur_cmd, result);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = 0;
goto done;
}
/* */
if ((result != 0 || !(respcmd & 0x8000))) {
lbs_deb_host("CMD_RESP: error 0x%04x in command reply 0x%04x\n",
result, respcmd);
/*
*/
switch (respcmd) {
case CMD_RET(CMD_GET_HW_SPEC):
case CMD_RET(CMD_802_11_RESET):
lbs_deb_host("CMD_RESP: reset failed\n");
break;
}
__lbs_complete_command(priv, priv->cur_cmd, result);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
spin_unlock_irqrestore(&priv->driver_lock, flags);
if (priv->cur_cmd && priv->cur_cmd->callback) {
ret = priv->cur_cmd->callback(priv, priv->cur_cmd->callback_arg,
resp);
}
spin_lock_irqsave(&priv->driver_lock, flags);
if (priv->cur_cmd) {
/* */
__lbs_complete_command(priv, priv->cur_cmd, result);
}
spin_unlock_irqrestore(&priv->driver_lock, flags);
done:
mutex_unlock(&priv->lock);
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
static int wlan_cmd_802_11_snmp_mib(wlan_private * priv,
struct cmd_ds_command *cmd,
int cmd_action,
int cmd_oid, void *pdata_buf)
{
struct cmd_ds_802_11_snmp_mib *pSNMPMIB = &cmd->params.smib;
wlan_adapter *adapter = priv->adapter;
u8 ucTemp;
lbs_deb_enter(LBS_DEB_CMD);
lbs_deb_cmd("SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid);
cmd->command = cpu_to_le16(CMD_802_11_SNMP_MIB);
cmd->size = cpu_to_le16(sizeof(*pSNMPMIB) + S_DS_GEN);
switch (cmd_oid) {
case OID_802_11_INFRASTRUCTURE_MODE:
{
u8 mode = (u8) (size_t) pdata_buf;
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
pSNMPMIB->oid = cpu_to_le16((u16) DESIRED_BSSTYPE_I);
pSNMPMIB->bufsize = sizeof(u8);
if (mode == IW_MODE_ADHOC) {
ucTemp = SNMP_MIB_VALUE_ADHOC;
} else {
/* Infra and Auto modes */
ucTemp = SNMP_MIB_VALUE_INFRA;
}
memmove(pSNMPMIB->value, &ucTemp, sizeof(u8));
break;
}
case OID_802_11D_ENABLE:
{
u32 ulTemp;
pSNMPMIB->oid = cpu_to_le16((u16) DOT11D_I);
if (cmd_action == CMD_ACT_SET) {
pSNMPMIB->querytype = CMD_ACT_SET;
pSNMPMIB->bufsize = sizeof(u16);
ulTemp = *(u32 *)pdata_buf;
*((__le16 *)(pSNMPMIB->value)) =
cpu_to_le16((u16) ulTemp);
}
break;
}
case OID_802_11_FRAGMENTATION_THRESHOLD:
{
u32 ulTemp;
pSNMPMIB->oid = cpu_to_le16((u16) FRAGTHRESH_I);
if (cmd_action == CMD_ACT_GET) {
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
} else if (cmd_action == CMD_ACT_SET) {
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
ulTemp = *((u32 *) pdata_buf);
*((__le16 *)(pSNMPMIB->value)) =
cpu_to_le16((u16) ulTemp);
}
break;
}
case OID_802_11_RTS_THRESHOLD:
{
u32 ulTemp;
pSNMPMIB->oid = le16_to_cpu((u16) RTSTHRESH_I);
if (cmd_action == CMD_ACT_GET) {
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
} else if (cmd_action == CMD_ACT_SET) {
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
ulTemp = *((u32 *)pdata_buf);
*(__le16 *)(pSNMPMIB->value) =
cpu_to_le16((u16) ulTemp);
}
break;
}
case OID_802_11_TX_RETRYCOUNT:
pSNMPMIB->oid = cpu_to_le16((u16) SHORT_RETRYLIM_I);
if (cmd_action == CMD_ACT_GET) {
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_GET);
} else if (cmd_action == CMD_ACT_SET) {
pSNMPMIB->querytype = cpu_to_le16(CMD_ACT_SET);
pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16));
*((__le16 *)(pSNMPMIB->value)) =
cpu_to_le16((u16) adapter->txretrycount);
}
break;
default:
break;
}
lbs_deb_cmd(
"SNMP_CMD: command=0x%x, size=0x%x, seqnum=0x%x, result=0x%x\n",
le16_to_cpu(cmd->command), le16_to_cpu(cmd->size),
le16_to_cpu(cmd->seqnum), le16_to_cpu(cmd->result));
lbs_deb_cmd(
"SNMP_CMD: action 0x%x, oid 0x%x, oidsize 0x%x, value 0x%x\n",
le16_to_cpu(pSNMPMIB->querytype), le16_to_cpu(pSNMPMIB->oid),
le16_to_cpu(pSNMPMIB->bufsize),
le16_to_cpu(*(__le16 *) pSNMPMIB->value));
lbs_deb_leave(LBS_DEB_CMD);
return 0;
}
int lbs_process_event(struct lbs_private *priv, u32 event)
{
int ret = 0;
struct cmd_header cmd;
lbs_deb_enter(LBS_DEB_CMD);
switch (event) {
case MACREG_INT_CODE_LINK_SENSED:
lbs_deb_cmd("EVENT: link sensed\n");
break;
case MACREG_INT_CODE_DEAUTHENTICATED:
lbs_deb_cmd("EVENT: deauthenticated\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_DISASSOCIATED:
lbs_deb_cmd("EVENT: disassociated\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_LINK_LOST_NO_SCAN:
lbs_deb_cmd("EVENT: link lost\n");
lbs_mac_event_disconnected(priv);
break;
case MACREG_INT_CODE_PS_SLEEP:
lbs_deb_cmd("EVENT: ps sleep\n");
/* handle unexpected PS SLEEP event */
if (priv->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: in FULL POWER mode, ignoreing PS_SLEEP\n");
break;
}
priv->psstate = PS_STATE_PRE_SLEEP;
lbs_ps_confirm_sleep(priv);
break;
case MACREG_INT_CODE_HOST_AWAKE:
lbs_deb_cmd("EVENT: host awake\n");
if (priv->reset_deep_sleep_wakeup)
priv->reset_deep_sleep_wakeup(priv);
priv->is_deep_sleep = 0;
lbs_cmd_async(priv, CMD_802_11_WAKEUP_CONFIRM, &cmd,
sizeof(cmd));
priv->is_host_sleep_activated = 0;
wake_up_interruptible(&priv->host_sleep_q);
break;
case MACREG_INT_CODE_DEEP_SLEEP_AWAKE:
if (priv->reset_deep_sleep_wakeup)
priv->reset_deep_sleep_wakeup(priv);
lbs_deb_cmd("EVENT: ds awake\n");
priv->is_deep_sleep = 0;
priv->wakeup_dev_required = 0;
wake_up_interruptible(&priv->ds_awake_q);
break;
case MACREG_INT_CODE_PS_AWAKE:
lbs_deb_cmd("EVENT: ps awake\n");
/* handle unexpected PS AWAKE event */
if (priv->psstate == PS_STATE_FULL_POWER) {
lbs_deb_cmd(
"EVENT: In FULL POWER mode - ignore PS AWAKE\n");
break;
}
priv->psstate = PS_STATE_AWAKE;
if (priv->needtowakeup) {
/*
* wait for the command processing to finish
* before resuming sending
* priv->needtowakeup will be set to FALSE
* in lbs_ps_wakeup()
*/
lbs_deb_cmd("waking up ...\n");
lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false);
}
break;
case MACREG_INT_CODE_MIC_ERR_UNICAST:
lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n");
lbs_send_mic_failureevent(priv, event);
break;
case MACREG_INT_CODE_MIC_ERR_MULTICAST:
lbs_deb_cmd("EVENT: MULTICAST M
/*
* TODO: Fix the issue when DownloadcommandToStation is being called the
* second time when the command times out. All the cmdptr->xxx are in little
* endian and therefore all the comparissions will fail.
* For now - we are not performing the endian conversion the second time - but
* for PS and DEEP_SLEEP we need to worry
*/
static int DownloadcommandToStation(wlan_private * priv,
struct cmd_ctrl_node *cmdnode)
{
unsigned long flags;
struct cmd_ds_command *cmdptr;
wlan_adapter *adapter = priv->adapter;
int ret = -1;
u16 cmdsize;
u16 command;
lbs_deb_enter(LBS_DEB_HOST);
if (!adapter || !cmdnode) {
lbs_deb_host("DNLD_CMD: adapter or cmdmode is NULL\n");
goto done;
}
cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr;
spin_lock_irqsave(&adapter->driver_lock, flags);
if (!cmdptr || !cmdptr->size) {
lbs_deb_host("DNLD_CMD: cmdptr is NULL or zero\n");
__libertas_cleanup_and_insert_cmd(priv, cmdnode);
spin_unlock_irqrestore(&adapter->driver_lock, flags);
goto done;
}
adapter->cur_cmd = cmdnode;
adapter->cur_cmd_retcode = 0;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
cmdsize = cmdptr->size;
command = cpu_to_le16(cmdptr->command);
lbs_deb_host("DNLD_CMD: command 0x%04x, size %d, jiffies %lu\n",
command, le16_to_cpu(cmdptr->size), jiffies);
lbs_deb_hex(LBS_DEB_HOST, "DNLD_CMD", cmdnode->bufvirtualaddr, cmdsize);
cmdnode->cmdwaitqwoken = 0;
cmdsize = cpu_to_le16(cmdsize);
ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize);
if (ret != 0) {
lbs_deb_host("DNLD_CMD: hw_host_to_card failed\n");
spin_lock_irqsave(&adapter->driver_lock, flags);
adapter->cur_cmd_retcode = ret;
__libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
goto done;
}
lbs_deb_cmd("DNLD_CMD: sent command 0x%04x, jiffies %lu\n", command, jiffies);
/* Setup the timer after transmit command */
if (command == CMD_802_11_SCAN || command == CMD_802_11_AUTHENTICATE
|| command == CMD_802_11_ASSOCIATE)
mod_timer(&adapter->command_timer, jiffies + (10*HZ));
else
mod_timer(&adapter->command_timer, jiffies + (5*HZ));
ret = 0;
done:
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len)
{
uint16_t respcmd, curcmd;
struct cmd_header *resp;
int ret = 0;
unsigned long flags;
uint16_t result;
lbs_deb_enter(LBS_DEB_HOST);
mutex_lock(&priv->lock);
spin_lock_irqsave(&priv->driver_lock, flags);
if (!priv->cur_cmd) {
lbs_deb_host("CMD_RESP: cur_cmd is NULL\n");
ret = -1;
spin_unlock_irqrestore(&priv->driver_lock, flags);
goto done;
}
resp = (void *)data;
curcmd = le16_to_cpu(priv->cur_cmd->cmdbuf->command);
respcmd = le16_to_cpu(resp->command);
result = le16_to_cpu(resp->result);
lbs_deb_cmd("CMD_RESP: response 0x%04x, seq %d, size %d\n",
respcmd, le16_to_cpu(resp->seqnum), len);
lbs_deb_hex(LBS_DEB_CMD, "CMD_RESP", (void *) resp, len);
if (resp->seqnum != priv->cur_cmd->cmdbuf->seqnum) {
lbs_pr_info("Received CMD_RESP with invalid sequence %d (expected %d)\n",
le16_to_cpu(resp->seqnum), le16_to_cpu(priv->cur_cmd->cmdbuf->seqnum));
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
if (respcmd != CMD_RET(curcmd) &&
respcmd != CMD_RET_802_11_ASSOCIATE && curcmd != CMD_802_11_ASSOCIATE) {
lbs_pr_info("Invalid CMD_RESP %x to command %x!\n", respcmd, curcmd);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
if (resp->result == cpu_to_le16(0x0004)) {
/* 0x0004 means -EAGAIN. Drop the response, let it time out
and be resubmitted */
lbs_pr_info("Firmware returns DEFER to command %x. Will let it time out...\n",
le16_to_cpu(resp->command));
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
/* Now we got response from FW, cancel the command timer */
del_timer(&priv->command_timer);
priv->cmd_timed_out = 0;
if (respcmd == CMD_RET(CMD_802_11_PS_MODE)) {
struct cmd_ds_802_11_ps_mode *psmode = (void *) &resp[1];
u16 action = le16_to_cpu(psmode->action);
lbs_deb_host(
"CMD_RESP: PS_MODE cmd reply result 0x%x, action 0x%x\n",
result, action);
if (result) {
lbs_deb_host("CMD_RESP: PS command failed with 0x%x\n",
result);
/*
* We should not re-try enter-ps command in
* ad-hoc mode. It takes place in
* lbs_execute_next_command().
*/
if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR &&
action == PS_MODE_ACTION_ENTER_PS)
priv->psmode = LBS802_11POWERMODECAM;
} else if (action == PS_MODE_ACTION_ENTER_PS) {
priv->needtowakeup = 0;
priv->psstate = PS_STATE_AWAKE;
lbs_deb_host("CMD_RESP: ENTER_PS command response\n");
if (priv->connect_status != LBS_CONNECTED) {
/*
* When Deauth Event received before Enter_PS command
* response, We need to wake up the firmware.
*/
lbs_deb_host(
"disconnected, invoking lbs_ps_wakeup\n");
spin_unlock_irqrestore(&priv->driver_lock, flags);
mutex_unlock(&priv->lock);
lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS,
false);
mutex_lock(&priv->lock);
spin_lock_irqsave(&priv->driver_lock, flags);
}
} else if (action == PS_MODE_ACTION_EXIT_PS) {
priv->needtowakeup = 0;
priv->psstate = PS_STATE_FULL_POWER;
lbs_deb_host("CMD_RESP: EXIT_PS command response\n");
} else {
lbs_deb_host("CMD_RESP: PS action 0x%X\n", action);
}
lbs_complete_command(priv, priv->cur_cmd, result);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = 0;
goto done;
}
/* If the command is not successful, cleanup and return failure */
if ((result != 0 || !(respcmd & 0x8000))) {
lbs_deb_host("CMD_RESP: error 0x%04x in command reply 0x%04x\n",
result, respcmd);
/*
* Handling errors here
*/
switch (respcmd) {
case CMD_RET(CMD_GET_HW_SPEC):
case CMD_RET(CMD_802_11_RESET):
lbs_deb_host("CMD_RESP: reset failed\n");
break;
}
lbs_complete_command(priv, priv->cur_cmd, result);
spin_unlock_irqrestore(&priv->driver_lock, flags);
ret = -1;
goto done;
}
spin_unlock_irqrestore(&priv->driver_lock, flags);
if (priv->cur_cmd && priv->cur_cmd->callback) {
ret = priv->cur_cmd->callback(priv, priv->cur_cmd->callback_arg,
resp);
}
spin_lock_irqsave(&priv->driver_lock, flags);
if (priv->cur_cmd) {
/* Clean up and Put current command back to cmdfreeq */
lbs_complete_command(priv, priv->cur_cmd, result);
}
spin_unlock_irqrestore(&priv->driver_lock, flags);
done:
mutex_unlock(&priv->lock);
lbs_deb_leave_args(LBS_DEB_HOST, "ret %d", ret);
return ret;
}
static int wlan_ret_get_hw_spec(wlan_private * priv,
struct cmd_ds_command *resp)
{
u32 i;
struct cmd_ds_get_hw_spec *hwspec = &resp->params.hwspec;
wlan_adapter *adapter = priv->adapter;
int ret = 0;
DECLARE_MAC_BUF(mac);
lbs_deb_enter(LBS_DEB_CMD);
adapter->fwcapinfo = le32_to_cpu(hwspec->fwcapinfo);
memcpy(adapter->fwreleasenumber, hwspec->fwreleasenumber, 4);
lbs_deb_cmd("GET_HW_SPEC: firmware release %u.%u.%up%u\n",
adapter->fwreleasenumber[2], adapter->fwreleasenumber[1],
adapter->fwreleasenumber[0], adapter->fwreleasenumber[3]);
lbs_deb_cmd("GET_HW_SPEC: MAC addr %s\n",
print_mac(mac, hwspec->permanentaddr));
lbs_deb_cmd("GET_HW_SPEC: hardware interface 0x%x, hardware spec 0x%04x\n",
hwspec->hwifversion, hwspec->version);
/* Clamp region code to 8-bit since FW spec indicates that it should
* only ever be 8-bit, even though the field size is 16-bit. Some firmware
* returns non-zero high 8 bits here.
*/
adapter->regioncode = le16_to_cpu(hwspec->regioncode) & 0xFF;
for (i = 0; i < MRVDRV_MAX_REGION_CODE; i++) {
/* use the region code to search for the index */
if (adapter->regioncode == libertas_region_code_to_index[i]) {
break;
}
}
/* if it's unidentified region code, use the default (USA) */
if (i >= MRVDRV_MAX_REGION_CODE) {
adapter->regioncode = 0x10;
lbs_pr_info("unidentified region code; using the default (USA)\n");
}
if (adapter->current_addr[0] == 0xff)
memmove(adapter->current_addr, hwspec->permanentaddr, ETH_ALEN);
memcpy(priv->dev->dev_addr, adapter->current_addr, ETH_ALEN);
if (priv->mesh_dev)
memcpy(priv->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN);
if (libertas_set_regiontable(priv, adapter->regioncode, 0)) {
ret = -1;
goto done;
}
if (libertas_set_universaltable(priv, 0)) {
ret = -1;
goto done;
}
done:
lbs_deb_enter_args(LBS_DEB_CMD, "ret %d", ret);
return ret;
}
