};
EXPORT_SYMBOL(iwl_rates);
+/**
+ * translate ucode response to mac80211 tx status control values
+ */
+void iwl_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
+ struct ieee80211_tx_info *control)
+{
+ int rate_index;
+
+ control->antenna_sel_tx =
+ ((rate_n_flags & RATE_MCS_ANT_ABC_MSK) >> RATE_MCS_ANT_POS);
+ if (rate_n_flags & RATE_MCS_HT_MSK)
+ control->flags |= IEEE80211_TX_CTL_OFDM_HT;
+ if (rate_n_flags & RATE_MCS_GF_MSK)
+ control->flags |= IEEE80211_TX_CTL_GREEN_FIELD;
+ if (rate_n_flags & RATE_MCS_FAT_MSK)
+ control->flags |= IEEE80211_TX_CTL_40_MHZ_WIDTH;
+ if (rate_n_flags & RATE_MCS_DUP_MSK)
+ control->flags |= IEEE80211_TX_CTL_DUP_DATA;
+ if (rate_n_flags & RATE_MCS_SGI_MSK)
+ control->flags |= IEEE80211_TX_CTL_SHORT_GI;
+ rate_index = iwl_hwrate_to_plcp_idx(rate_n_flags);
+ if (control->band == IEEE80211_BAND_5GHZ)
+ rate_index -= IWL_FIRST_OFDM_RATE;
+ control->tx_rate_idx = rate_index;
+}
+EXPORT_SYMBOL(iwl_hwrate_to_tx_control);
+
+int iwl_hwrate_to_plcp_idx(u32 rate_n_flags)
+{
+ int idx = 0;
+
+ /* HT rate format */
+ if (rate_n_flags & RATE_MCS_HT_MSK) {
+ idx = (rate_n_flags & 0xff);
+
+ if (idx >= IWL_RATE_MIMO2_6M_PLCP)
+ idx = idx - IWL_RATE_MIMO2_6M_PLCP;
+
+ idx += IWL_FIRST_OFDM_RATE;
+ /* skip 9M not supported in ht*/
+ if (idx >= IWL_RATE_9M_INDEX)
+ idx += 1;
+ if ((idx >= IWL_FIRST_OFDM_RATE) && (idx <= IWL_LAST_OFDM_RATE))
+ return idx;
+
+ /* legacy rate format, search for match in table */
+ } else {
+ for (idx = 0; idx < ARRAY_SIZE(iwl_rates); idx++)
+ if (iwl_rates[idx].plcp == (rate_n_flags & 0xFF))
+ return idx;
+ }
+
+ return -1;
+}
+EXPORT_SYMBOL(iwl_hwrate_to_plcp_idx);
+
+
const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
EXPORT_SYMBOL(iwl_bcast_addr);
EXPORT_SYMBOL(iwl_hw_nic_init);
/**
- * iwlcore_clear_stations_table - Clear the driver's station table
+ * iwl_clear_stations_table - Clear the driver's station table
*
* NOTE: This does not clear or otherwise alter the device's station table.
*/
-void iwlcore_clear_stations_table(struct iwl_priv *priv)
+void iwl_clear_stations_table(struct iwl_priv *priv)
{
unsigned long flags;
spin_lock_irqsave(&priv->sta_lock, flags);
+ if (iwl_is_alive(priv) &&
+ !test_bit(STATUS_EXIT_PENDING, &priv->status) &&
+ iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL))
+ IWL_ERROR("Couldn't clear the station table\n");
+
priv->num_stations = 0;
memset(priv->stations, 0, sizeof(priv->stations));
spin_unlock_irqrestore(&priv->sta_lock, flags);
}
-EXPORT_SYMBOL(iwlcore_clear_stations_table);
+EXPORT_SYMBOL(iwl_clear_stations_table);
void iwl_reset_qos(struct iwl_priv *priv)
{
sband->bitrates = &rates[IWL_FIRST_OFDM_RATE];
sband->n_bitrates = IWL_RATE_COUNT - IWL_FIRST_OFDM_RATE;
- iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_5GHZ);
+ if (priv->cfg->sku & IWL_SKU_N)
+ iwlcore_init_ht_hw_capab(priv, &sband->ht_info,
+ IEEE80211_BAND_5GHZ);
sband = &priv->bands[IEEE80211_BAND_2GHZ];
sband->channels = channels;
sband->bitrates = rates;
sband->n_bitrates = IWL_RATE_COUNT;
- iwlcore_init_ht_hw_capab(priv, &sband->ht_info, IEEE80211_BAND_2GHZ);
+ if (priv->cfg->sku & IWL_SKU_N)
+ iwlcore_init_ht_hw_capab(priv, &sband->ht_info,
+ IEEE80211_BAND_2GHZ);
priv->ieee_channels = channels;
priv->ieee_rates = rates;
if (ch->flags & EEPROM_CHANNEL_RADAR)
geo_ch->flags |= IEEE80211_CHAN_RADAR;
- switch (ch->fat_extension_channel) {
- case HT_IE_EXT_CHANNEL_ABOVE:
- /* only above is allowed, disable below */
- geo_ch->flags |= IEEE80211_CHAN_NO_FAT_BELOW;
- break;
- case HT_IE_EXT_CHANNEL_BELOW:
- /* only below is allowed, disable above */
- geo_ch->flags |= IEEE80211_CHAN_NO_FAT_ABOVE;
- break;
- case HT_IE_EXT_CHANNEL_NONE:
- /* fat not allowed: disable both*/
- geo_ch->flags |= (IEEE80211_CHAN_NO_FAT_ABOVE |
- IEEE80211_CHAN_NO_FAT_BELOW);
- break;
- case HT_IE_EXT_CHANNEL_MAX:
- /* both above and below are permitted */
- break;
- }
+ geo_ch->flags |= ch->fat_extension_channel;
- if (ch->max_power_avg > priv->max_channel_txpower_limit)
- priv->max_channel_txpower_limit =
- ch->max_power_avg;
+ if (ch->max_power_avg > priv->tx_power_channel_lmt)
+ priv->tx_power_channel_lmt = ch->max_power_avg;
} else {
geo_ch->flags |= IEEE80211_CHAN_DISABLED;
}
/* Save flags for reg domain usage */
geo_ch->orig_flags = geo_ch->flags;
- IWL_DEBUG_INFO("Channel %d Freq=%d[%sGHz] %s flag=0%X\n",
+ IWL_DEBUG_INFO("Channel %d Freq=%d[%sGHz] %s flag=0x%X\n",
ch->channel, geo_ch->center_freq,
is_channel_a_band(ch) ? "5.2" : "2.4",
geo_ch->flags & IEEE80211_CHAN_DISABLED ?
(priv->current_ht_config.supp_mcs_set[2] == 0)) ||
priv->ps_mode == IWL_MIMO_PS_STATIC;
}
+
static u8 iwl_is_channel_extension(struct iwl_priv *priv,
enum ieee80211_band band,
u16 channel, u8 extension_chan_offset)
if (!is_channel_valid(ch_info))
return 0;
- if (extension_chan_offset == IWL_EXT_CHANNEL_OFFSET_NONE)
- return 0;
-
- if ((ch_info->fat_extension_channel == extension_chan_offset) ||
- (ch_info->fat_extension_channel == HT_IE_EXT_CHANNEL_MAX))
- return 1;
+ if (extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_ABOVE)
+ return !(ch_info->fat_extension_channel &
+ IEEE80211_CHAN_NO_FAT_ABOVE);
+ else if (extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_BELOW)
+ return !(ch_info->fat_extension_channel &
+ IEEE80211_CHAN_NO_FAT_BELOW);
return 0;
}
if ((!iwl_ht_conf->is_ht) ||
(iwl_ht_conf->supported_chan_width != IWL_CHANNEL_WIDTH_40MHZ) ||
- (iwl_ht_conf->extension_chan_offset == IWL_EXT_CHANNEL_OFFSET_NONE))
+ (iwl_ht_conf->extension_chan_offset == IEEE80211_HT_IE_CHA_SEC_NONE))
return 0;
if (sta_ht_inf) {
IWL_DEBUG_ASSOC("control diff than current %d %d\n",
le16_to_cpu(rxon->channel),
ht_info->control_channel);
- rxon->channel = cpu_to_le16(ht_info->control_channel);
return;
}
/* Note: control channel is opposite of extension channel */
switch (ht_info->extension_chan_offset) {
- case IWL_EXT_CHANNEL_OFFSET_ABOVE:
+ case IEEE80211_HT_IE_CHA_SEC_ABOVE:
rxon->flags &= ~(RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK);
break;
- case IWL_EXT_CHANNEL_OFFSET_BELOW:
+ case IEEE80211_HT_IE_CHA_SEC_BELOW:
rxon->flags |= RXON_FLG_CTRL_CHANNEL_LOC_HI_MSK;
break;
- case IWL_EXT_CHANNEL_OFFSET_NONE:
+ case IEEE80211_HT_IE_CHA_SEC_NONE:
default:
rxon->flags &= ~RXON_FLG_CHANNEL_MODE_MIXED_MSK;
break;
hw->rate_control_algorithm = "iwl-4965-rs";
/* Tell mac80211 our characteristics */
- hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE |
- IEEE80211_HW_SIGNAL_DBM |
+ hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_NOISE_DBM;
/* Default value; 4 EDCA QOS priorities */
hw->queues = 4;
- /* Enhanced value; more queues, to support 11n aggregation */
- hw->ampdu_queues = 12;
+ /* queues to support 11n aggregation */
+ if (priv->cfg->sku & IWL_SKU_N)
+ hw->ampdu_queues = priv->cfg->mod_params->num_of_ampdu_queues;
hw->conf.beacon_int = 100;
}
EXPORT_SYMBOL(iwl_setup_mac);
+int iwl_set_hw_params(struct iwl_priv *priv)
+{
+ priv->hw_params.sw_crypto = priv->cfg->mod_params->sw_crypto;
+ priv->hw_params.max_rxq_size = RX_QUEUE_SIZE;
+ priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG;
+ if (priv->cfg->mod_params->amsdu_size_8K)
+ priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_8K;
+ else
+ priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_4K;
+ priv->hw_params.max_pkt_size = priv->hw_params.rx_buf_size - 256;
+
+ if (priv->cfg->mod_params->disable_11n)
+ priv->cfg->sku &= ~IWL_SKU_N;
+
+ /* Device-specific setup */
+ return priv->cfg->ops->lib->set_hw_params(priv);
+}
+EXPORT_SYMBOL(iwl_set_hw_params);
int iwl_init_drv(struct iwl_priv *priv)
{
int ret;
- int i;
priv->retry_rate = 1;
priv->ibss_beacon = NULL;
spin_lock_init(&priv->hcmd_lock);
spin_lock_init(&priv->lq_mngr.lock);
- for (i = 0; i < IWL_IBSS_MAC_HASH_SIZE; i++)
- INIT_LIST_HEAD(&priv->ibss_mac_hash[i]);
-
INIT_LIST_HEAD(&priv->free_frames);
mutex_init(&priv->mutex);
/* Clear the driver's (not device's) station table */
- iwlcore_clear_stations_table(priv);
+ iwl_clear_stations_table(priv);
priv->data_retry_limit = -1;
priv->ieee_channels = NULL;
/* Choose which receivers/antennas to use */
iwl_set_rxon_chain(priv);
+ iwl_init_scan_params(priv);
if (priv->cfg->mod_params->enable_qos)
priv->qos_data.qos_enable = 1;
priv->rates_mask = IWL_RATES_MASK;
/* If power management is turned on, default to AC mode */
priv->power_mode = IWL_POWER_AC;
- priv->user_txpower_limit = IWL_DEFAULT_TX_POWER;
+ priv->tx_power_user_lmt = IWL_TX_POWER_TARGET_POWER_MAX;
ret = iwl_init_channel_map(priv);
if (ret) {
}
EXPORT_SYMBOL(iwl_free_calib_results);
+int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force)
+{
+ int ret = 0;
+ if (tx_power < IWL_TX_POWER_TARGET_POWER_MIN) {
+ IWL_WARNING("Requested user TXPOWER %d below limit.\n",
+ priv->tx_power_user_lmt);
+ return -EINVAL;
+ }
+
+ if (tx_power > IWL_TX_POWER_TARGET_POWER_MAX) {
+ IWL_WARNING("Requested user TXPOWER %d above limit.\n",
+ priv->tx_power_user_lmt);
+ return -EINVAL;
+ }
+
+ if (priv->tx_power_user_lmt != tx_power)
+ force = true;
+
+ priv->tx_power_user_lmt = tx_power;
+
+ if (force && priv->cfg->ops->lib->send_tx_power)
+ ret = priv->cfg->ops->lib->send_tx_power(priv);
+
+ return ret;
+}
+EXPORT_SYMBOL(iwl_set_tx_power);
+
+
void iwl_uninit_drv(struct iwl_priv *priv)
{
iwl_free_calib_results(priv);
}
EXPORT_SYMBOL(iwl_uninit_drv);
-/* Low level driver call this function to update iwlcore with
- * driver status.
- */
-int iwlcore_low_level_notify(struct iwl_priv *priv,
- enum iwlcore_card_notify notify)
-{
- int ret;
- switch (notify) {
- case IWLCORE_INIT_EVT:
- ret = iwl_rfkill_init(priv);
- if (ret)
- IWL_ERROR("Unable to initialize RFKILL system. "
- "Ignoring error: %d\n", ret);
- iwl_power_initialize(priv);
- break;
- case IWLCORE_START_EVT:
- iwl_power_update_mode(priv, 1);
- break;
- case IWLCORE_STOP_EVT:
- break;
- case IWLCORE_REMOVE_EVT:
- iwl_rfkill_unregister(priv);
- break;
- }
-
- return 0;
-}
-EXPORT_SYMBOL(iwlcore_low_level_notify);
-
int iwl_send_statistics_request(struct iwl_priv *priv, u8 flags)
{
u32 stat_flags = 0;
ptr += sizeof(u32);
time = iwl_read_targ_mem(priv, ptr);
ptr += sizeof(u32);
- if (mode == 0)
- IWL_ERROR("0x%08x\t%04u\n", time, ev); /* data, ev */
- else {
+ if (mode == 0) {
+ /* data, ev */
+ IWL_ERROR("EVT_LOG:0x%08x:%04u\n", time, ev);
+ } else {
data = iwl_read_targ_mem(priv, ptr);
ptr += sizeof(u32);
- IWL_ERROR("%010u\t0x%08x\t%04u\n", time, data, ev);
+ IWL_ERROR("EVT_LOGT:%010u:0x%08x:%04u\n",
+ time, data, ev);
}
}
}
}
EXPORT_SYMBOL(iwl_dump_nic_event_log);
+void iwl_rf_kill_ct_config(struct iwl_priv *priv)
+{
+ struct iwl_ct_kill_config cmd;
+ unsigned long flags;
+ int ret = 0;
+
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR,
+ CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT);
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ cmd.critical_temperature_R =
+ cpu_to_le32(priv->hw_params.ct_kill_threshold);
+
+ ret = iwl_send_cmd_pdu(priv, REPLY_CT_KILL_CONFIG_CMD,
+ sizeof(cmd), &cmd);
+ if (ret)
+ IWL_ERROR("REPLY_CT_KILL_CONFIG_CMD failed\n");
+ else
+ IWL_DEBUG_INFO("REPLY_CT_KILL_CONFIG_CMD succeeded, "
+ "critical temperature is %d\n",
+ cmd.critical_temperature_R);
+}
+EXPORT_SYMBOL(iwl_rf_kill_ct_config);
+
+/*
+ * CARD_STATE_CMD
+ *
+ * Use: Sets the device's internal card state to enable, disable, or halt
+ *
+ * When in the 'enable' state the card operates as normal.
+ * When in the 'disable' state, the card enters into a low power mode.
+ * When in the 'halt' state, the card is shut down and must be fully
+ * restarted to come back on.
+ */
+static int iwl_send_card_state(struct iwl_priv *priv, u32 flags, u8 meta_flag)
+{
+ struct iwl_host_cmd cmd = {
+ .id = REPLY_CARD_STATE_CMD,
+ .len = sizeof(u32),
+ .data = &flags,
+ .meta.flags = meta_flag,
+ };
+
+ return iwl_send_cmd(priv, &cmd);
+}
+
+void iwl_radio_kill_sw_disable_radio(struct iwl_priv *priv)
+{
+ unsigned long flags;
+
+ if (test_bit(STATUS_RF_KILL_SW, &priv->status))
+ return;
+
+ IWL_DEBUG_RF_KILL("Manual SW RF KILL set to: RADIO OFF\n");
+
+ iwl_scan_cancel(priv);
+ /* FIXME: This is a workaround for AP */
+ if (priv->iw_mode != IEEE80211_IF_TYPE_AP) {
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_write32(priv, CSR_UCODE_DRV_GP1_SET,
+ CSR_UCODE_SW_BIT_RFKILL);
+ spin_unlock_irqrestore(&priv->lock, flags);
+ /* call the host command only if no hw rf-kill set */
+ if (!test_bit(STATUS_RF_KILL_HW, &priv->status) &&
+ iwl_is_ready(priv))
+ iwl_send_card_state(priv,
+ CARD_STATE_CMD_DISABLE, 0);
+ set_bit(STATUS_RF_KILL_SW, &priv->status);
+ /* make sure mac80211 stop sending Tx frame */
+ if (priv->mac80211_registered)
+ ieee80211_stop_queues(priv->hw);
+ }
+}
+EXPORT_SYMBOL(iwl_radio_kill_sw_disable_radio);
+
+int iwl_radio_kill_sw_enable_radio(struct iwl_priv *priv)
+{
+ unsigned long flags;
+
+ if (!test_bit(STATUS_RF_KILL_SW, &priv->status))
+ return 0;
+ IWL_DEBUG_RF_KILL("Manual SW RF KILL set to: RADIO ON\n");
+
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR, CSR_UCODE_SW_BIT_RFKILL);
+
+ /* If the driver is up it will receive CARD_STATE_NOTIFICATION
+ * notification where it will clear SW rfkill status.
+ * Setting it here would break the handler. Only if the
+ * interface is down we can set here since we don't
+ * receive any further notification.
+ */
+ if (!priv->is_open)
+ clear_bit(STATUS_RF_KILL_SW, &priv->status);
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ /* wake up ucode */
+ msleep(10);
+
+ spin_lock_irqsave(&priv->lock, flags);
+ iwl_read32(priv, CSR_UCODE_DRV_GP1);
+ if (!iwl_grab_nic_access(priv))
+ iwl_release_nic_access(priv);
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ if (test_bit(STATUS_RF_KILL_HW, &priv->status)) {
+ IWL_DEBUG_RF_KILL("Can not turn radio back on - "
+ "disabled by HW switch\n");
+ return 0;
+ }
+
+ /* If the driver is already loaded, it will receive
+ * CARD_STATE_NOTIFICATION notifications and the handler will
+ * call restart to reload the driver.
+ */
+ return 1;
+}
+EXPORT_SYMBOL(iwl_radio_kill_sw_enable_radio);