static int iwlagn_ant_coupling;
static bool iwlagn_bt_ch_announce = 1;
-/**
- * iwlagn_commit_rxon - commit staging_rxon to hardware
- *
- * The RXON command in staging_rxon is committed to the hardware and
- * the active_rxon structure is updated with the new data. This
- * function correctly transitions out of the RXON_ASSOC_MSK state if
- * a HW tune is required based on the RXON structure changes.
- */
-int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
-{
- /* cast away the const for active_rxon in this function */
- struct iwl_rxon_cmd *active_rxon = (void *)&ctx->active;
- int ret;
- bool new_assoc =
- !!(ctx->staging.filter_flags & RXON_FILTER_ASSOC_MSK);
- bool old_assoc = !!(ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK);
-
- if (!iwl_is_alive(priv))
- return -EBUSY;
-
- if (!ctx->is_active)
- return 0;
-
- /* always get timestamp with Rx frame */
- ctx->staging.flags |= RXON_FLG_TSF2HOST_MSK;
-
- ret = iwl_check_rxon_cmd(priv, ctx);
- if (ret) {
- IWL_ERR(priv, "Invalid RXON configuration. Not committing.\n");
- return -EINVAL;
- }
-
- /*
- * receive commit_rxon request
- * abort any previous channel switch if still in process
- */
- if (priv->switch_rxon.switch_in_progress &&
- (priv->switch_rxon.channel != ctx->staging.channel)) {
- IWL_DEBUG_11H(priv, "abort channel switch on %d\n",
- le16_to_cpu(priv->switch_rxon.channel));
- iwl_chswitch_done(priv, false);
- }
-
- /* If we don't need to send a full RXON, we can use
- * iwl_rxon_assoc_cmd which is used to reconfigure filter
- * and other flags for the current radio configuration. */
- if (!iwl_full_rxon_required(priv, ctx)) {
- ret = iwl_send_rxon_assoc(priv, ctx);
- if (ret) {
- IWL_ERR(priv, "Error setting RXON_ASSOC (%d)\n", ret);
- return ret;
- }
-
- memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
- iwl_print_rx_config_cmd(priv, ctx);
- return 0;
- }
-
- /* If we are currently associated and the new config requires
- * an RXON_ASSOC and the new config wants the associated mask enabled,
- * we must clear the associated from the active configuration
- * before we apply the new config */
- if (iwl_is_associated_ctx(ctx) && new_assoc) {
- IWL_DEBUG_INFO(priv, "Toggling associated bit on current RXON\n");
- active_rxon->filter_flags &= ~RXON_FILTER_ASSOC_MSK;
-
- ret = iwl_send_cmd_pdu(priv, ctx->rxon_cmd,
- sizeof(struct iwl_rxon_cmd),
- active_rxon);
-
- /* If the mask clearing failed then we set
- * active_rxon back to what it was previously */
- if (ret) {
- active_rxon->filter_flags |= RXON_FILTER_ASSOC_MSK;
- IWL_ERR(priv, "Error clearing ASSOC_MSK (%d)\n", ret);
- return ret;
- }
- iwl_clear_ucode_stations(priv, ctx);
- iwl_restore_stations(priv, ctx);
- ret = iwl_restore_default_wep_keys(priv, ctx);
- if (ret) {
- IWL_ERR(priv, "Failed to restore WEP keys (%d)\n", ret);
- return ret;
- }
- }
-
- IWL_DEBUG_INFO(priv, "Sending RXON\n"
- "* with%s RXON_FILTER_ASSOC_MSK\n"
- "* channel = %d\n"
- "* bssid = %pM\n",
- (new_assoc ? "" : "out"),
- le16_to_cpu(ctx->staging.channel),
- ctx->staging.bssid_addr);
-
- iwl_set_rxon_hwcrypto(priv, ctx, !priv->cfg->mod_params->sw_crypto);
-
- if (!old_assoc) {
- /*
- * First of all, before setting associated, we need to
- * send RXON timing so the device knows about the DTIM
- * period and other timing values
- */
- ret = iwl_send_rxon_timing(priv, ctx);
- if (ret) {
- IWL_ERR(priv, "Error setting RXON timing!\n");
- return ret;
- }
- }
-
- if (priv->cfg->ops->hcmd->set_pan_params) {
- ret = priv->cfg->ops->hcmd->set_pan_params(priv);
- if (ret)
- return ret;
- }
-
- /* Apply the new configuration
- * RXON unassoc clears the station table in uCode so restoration of
- * stations is needed after it (the RXON command) completes
- */
- if (!new_assoc) {
- ret = iwl_send_cmd_pdu(priv, ctx->rxon_cmd,
- sizeof(struct iwl_rxon_cmd), &ctx->staging);
- if (ret) {
- IWL_ERR(priv, "Error setting new RXON (%d)\n", ret);
- return ret;
- }
- IWL_DEBUG_INFO(priv, "Return from !new_assoc RXON.\n");
- memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
- iwl_clear_ucode_stations(priv, ctx);
- iwl_restore_stations(priv, ctx);
- ret = iwl_restore_default_wep_keys(priv, ctx);
- if (ret) {
- IWL_ERR(priv, "Failed to restore WEP keys (%d)\n", ret);
- return ret;
- }
- }
- if (new_assoc) {
- priv->start_calib = 0;
- /* Apply the new configuration
- * RXON assoc doesn't clear the station table in uCode,
- */
- ret = iwl_send_cmd_pdu(priv, ctx->rxon_cmd,
- sizeof(struct iwl_rxon_cmd), &ctx->staging);
- if (ret) {
- IWL_ERR(priv, "Error setting new RXON (%d)\n", ret);
- return ret;
- }
- memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
- }
- iwl_print_rx_config_cmd(priv, ctx);
-
- iwl_init_sensitivity(priv);
-
- /* If we issue a new RXON command which required a tune then we must
- * send a new TXPOWER command or we won't be able to Tx any frames */
- ret = iwl_set_tx_power(priv, priv->tx_power_user_lmt, true);
- if (ret) {
- IWL_ERR(priv, "Error sending TX power (%d)\n", ret);
- return ret;
- }
-
- return 0;
-}
-
void iwl_update_chain_flags(struct iwl_priv *priv)
{
struct iwl_rxon_context *ctx;
if (priv->cfg->ops->hcmd->set_rxon_chain) {
for_each_context(priv, ctx) {
priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
- iwlcore_commit_rxon(priv, ctx);
+ if (ctx->active.rx_chain != ctx->staging.rx_chain)
+ iwlcore_commit_rxon(priv, ctx);
}
}
}
return sizeof(*tx_beacon_cmd) + frame_size;
}
-static int iwl_send_beacon_cmd(struct iwl_priv *priv)
+
+int iwlagn_send_beacon_cmd(struct iwl_priv *priv)
{
struct iwl_frame *frame;
unsigned int frame_size;
priv->beacon_skb = beacon;
- iwl_send_beacon_cmd(priv);
+ iwlagn_send_beacon_cmd(priv);
out:
mutex_unlock(&priv->mutex);
}
return pos;
}
- /* enable/disable bt channel announcement */
+ /* enable/disable bt channel inhibition */
priv->bt_ch_announce = iwlagn_bt_ch_announce;
#ifdef CONFIG_IWLWIFI_DEBUG
/* After the ALIVE response, we can send host commands to the uCode */
set_bit(STATUS_ALIVE, &priv->status);
- if (priv->cfg->ops->lib->recover_from_tx_stall) {
- /* Enable timer to monitor the driver queues */
- mod_timer(&priv->monitor_recover,
- jiffies +
- msecs_to_jiffies(
- priv->cfg->base_params->monitor_recover_period));
- }
+ /* Enable watchdog to monitor the driver tx queues */
+ iwl_setup_watchdog(priv);
if (iwl_is_rfkill(priv))
return;
iwl_reset_run_time_calib(priv);
+ set_bit(STATUS_READY, &priv->status);
+
/* Configure the adapter for unassociated operation */
iwlcore_commit_rxon(priv, ctx);
iwl_leds_init(priv);
IWL_DEBUG_INFO(priv, "ALIVE processing complete.\n");
- set_bit(STATUS_READY, &priv->status);
wake_up_interruptible(&priv->wait_command_queue);
iwl_power_update_mode(priv, true);
/* Stop TX queues watchdog. We need to have STATUS_EXIT_PENDING bit set
* to prevent rearm timer */
- if (priv->cfg->ops->lib->recover_from_tx_stall)
- del_timer_sync(&priv->monitor_recover);
+ del_timer_sync(&priv->watchdog);
iwl_clear_ucode_stations(priv, NULL);
iwl_dealloc_bcast_stations(priv);
STATUS_EXIT_PENDING;
/* device going down, Stop using ICT table */
- iwl_disable_ict(priv);
+ if (priv->cfg->ops->lib->isr_ops.disable)
+ priv->cfg->ops->lib->isr_ops.disable(priv);
iwlagn_txq_ctx_stop(priv);
iwlagn_rxq_stop(priv);
return;
/* enable dram interrupt */
- iwl_reset_ict(priv);
+ if (priv->cfg->ops->lib->isr_ops.reset)
+ priv->cfg->ops->lib->isr_ops.reset(priv);
mutex_lock(&priv->mutex);
iwl_alive_start(priv);
mutex_unlock(&priv->mutex);
}
-#define IWL_DELAY_NEXT_SCAN (HZ*2)
-
-void iwl_post_associate(struct iwl_priv *priv, struct ieee80211_vif *vif)
-{
- struct iwl_rxon_context *ctx;
- struct ieee80211_conf *conf = NULL;
- int ret = 0;
-
- if (!vif || !priv->is_open)
- return;
-
- ctx = iwl_rxon_ctx_from_vif(vif);
-
- if (vif->type == NL80211_IFTYPE_AP) {
- IWL_ERR(priv, "%s Should not be called in AP mode\n", __func__);
- return;
- }
-
- if (test_bit(STATUS_EXIT_PENDING, &priv->status))
- return;
-
- iwl_scan_cancel_timeout(priv, 200);
-
- conf = ieee80211_get_hw_conf(priv->hw);
-
- ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
- iwlcore_commit_rxon(priv, ctx);
-
- ret = iwl_send_rxon_timing(priv, ctx);
- if (ret)
- IWL_WARN(priv, "RXON timing - "
- "Attempting to continue.\n");
-
- ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
-
- iwl_set_rxon_ht(priv, &priv->current_ht_config);
-
- if (priv->cfg->ops->hcmd->set_rxon_chain)
- priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
-
- ctx->staging.assoc_id = cpu_to_le16(vif->bss_conf.aid);
-
- IWL_DEBUG_ASSOC(priv, "assoc id %d beacon interval %d\n",
- vif->bss_conf.aid, vif->bss_conf.beacon_int);
-
- if (vif->bss_conf.use_short_preamble)
- ctx->staging.flags |= RXON_FLG_SHORT_PREAMBLE_MSK;
- else
- ctx->staging.flags &= ~RXON_FLG_SHORT_PREAMBLE_MSK;
-
- if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
- if (vif->bss_conf.use_short_slot)
- ctx->staging.flags |= RXON_FLG_SHORT_SLOT_MSK;
- else
- ctx->staging.flags &= ~RXON_FLG_SHORT_SLOT_MSK;
- }
-
- iwlcore_commit_rxon(priv, ctx);
-
- IWL_DEBUG_ASSOC(priv, "Associated as %d to: %pM\n",
- vif->bss_conf.aid, ctx->active.bssid_addr);
-
- switch (vif->type) {
- case NL80211_IFTYPE_STATION:
- break;
- case NL80211_IFTYPE_ADHOC:
- iwl_send_beacon_cmd(priv);
- break;
- default:
- IWL_ERR(priv, "%s Should not be called in %d mode\n",
- __func__, vif->type);
- break;
- }
-
- /* the chain noise calibration will enabled PM upon completion
- * If chain noise has already been run, then we need to enable
- * power management here */
- if (priv->chain_noise_data.state == IWL_CHAIN_NOISE_DONE)
- iwl_power_update_mode(priv, false);
-
- /* Enable Rx differential gain and sensitivity calibrations */
- iwl_chain_noise_reset(priv);
- priv->start_calib = 1;
-
-}
-
/*****************************************************************************
*
* mac80211 entry point functions
hw->flags = IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_AMPDU_AGGREGATION |
IEEE80211_HW_NEED_DTIM_PERIOD |
- IEEE80211_HW_SPECTRUM_MGMT;
+ IEEE80211_HW_SPECTRUM_MGMT |
+ IEEE80211_HW_REPORTS_TX_ACK_STATUS;
if (!priv->cfg->base_params->broken_powersave)
hw->flags |= IEEE80211_HW_SUPPORTS_PS |
}
-static int iwl_mac_start(struct ieee80211_hw *hw)
+int iwlagn_mac_start(struct ieee80211_hw *hw)
{
struct iwl_priv *priv = hw->priv;
int ret;
return 0;
}
-static void iwl_mac_stop(struct ieee80211_hw *hw)
+void iwlagn_mac_stop(struct ieee80211_hw *hw)
{
struct iwl_priv *priv = hw->priv;
flush_workqueue(priv->workqueue);
- /* enable interrupts again in order to receive rfkill changes */
+ /* User space software may expect getting rfkill changes
+ * even if interface is down */
iwl_write32(priv, CSR_INT, 0xFFFFFFFF);
- iwl_enable_interrupts(priv);
+ iwl_enable_rfkill_int(priv);
IWL_DEBUG_MAC80211(priv, "leave\n");
}
-static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+int iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct iwl_priv *priv = hw->priv;
return NETDEV_TX_OK;
}
-void iwl_config_ap(struct iwl_priv *priv, struct ieee80211_vif *vif)
-{
- struct iwl_rxon_context *ctx = iwl_rxon_ctx_from_vif(vif);
- int ret = 0;
-
- lockdep_assert_held(&priv->mutex);
-
- if (test_bit(STATUS_EXIT_PENDING, &priv->status))
- return;
-
- /* The following should be done only at AP bring up */
- if (!iwl_is_associated_ctx(ctx)) {
-
- /* RXON - unassoc (to set timing command) */
- ctx->staging.filter_flags &= ~RXON_FILTER_ASSOC_MSK;
- iwlcore_commit_rxon(priv, ctx);
-
- /* RXON Timing */
- ret = iwl_send_rxon_timing(priv, ctx);
- if (ret)
- IWL_WARN(priv, "RXON timing failed - "
- "Attempting to continue.\n");
-
- /* AP has all antennas */
- priv->chain_noise_data.active_chains =
- priv->hw_params.valid_rx_ant;
- iwl_set_rxon_ht(priv, &priv->current_ht_config);
- if (priv->cfg->ops->hcmd->set_rxon_chain)
- priv->cfg->ops->hcmd->set_rxon_chain(priv, ctx);
-
- ctx->staging.assoc_id = 0;
-
- if (vif->bss_conf.use_short_preamble)
- ctx->staging.flags |=
- RXON_FLG_SHORT_PREAMBLE_MSK;
- else
- ctx->staging.flags &=
- ~RXON_FLG_SHORT_PREAMBLE_MSK;
-
- if (ctx->staging.flags & RXON_FLG_BAND_24G_MSK) {
- if (vif->bss_conf.use_short_slot)
- ctx->staging.flags |=
- RXON_FLG_SHORT_SLOT_MSK;
- else
- ctx->staging.flags &=
- ~RXON_FLG_SHORT_SLOT_MSK;
- }
- /* need to send beacon cmd before committing assoc RXON! */
- iwl_send_beacon_cmd(priv);
- /* restore RXON assoc */
- ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;
- iwlcore_commit_rxon(priv, ctx);
- }
- iwl_send_beacon_cmd(priv);
-
- /* FIXME - we need to add code here to detect a totally new
- * configuration, reset the AP, unassoc, rxon timing, assoc,
- * clear sta table, add BCAST sta... */
-}
-
-static void iwl_mac_update_tkip_key(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct ieee80211_key_conf *keyconf,
- struct ieee80211_sta *sta,
- u32 iv32, u16 *phase1key)
+void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_key_conf *keyconf,
+ struct ieee80211_sta *sta,
+ u32 iv32, u16 *phase1key)
{
-
struct iwl_priv *priv = hw->priv;
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
IWL_DEBUG_MAC80211(priv, "leave\n");
}
-static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
- struct ieee80211_vif *vif,
- struct ieee80211_sta *sta,
- struct ieee80211_key_conf *key)
+int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
+ struct ieee80211_vif *vif, struct ieee80211_sta *sta,
+ struct ieee80211_key_conf *key)
{
struct iwl_priv *priv = hw->priv;
struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv;
return ret;
}
-static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- enum ieee80211_ampdu_mlme_action action,
- struct ieee80211_sta *sta, u16 tid, u16 *ssn)
+int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ enum ieee80211_ampdu_mlme_action action,
+ struct ieee80211_sta *sta, u16 tid, u16 *ssn)
{
struct iwl_priv *priv = hw->priv;
int ret = -EINVAL;
return ret;
}
-static void iwl_mac_sta_notify(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- enum sta_notify_cmd cmd,
- struct ieee80211_sta *sta)
-{
- struct iwl_priv *priv = hw->priv;
- struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
- int sta_id;
-
- switch (cmd) {
- case STA_NOTIFY_SLEEP:
- WARN_ON(!sta_priv->client);
- sta_priv->asleep = true;
- if (atomic_read(&sta_priv->pending_frames) > 0)
- ieee80211_sta_block_awake(hw, sta, true);
- break;
- case STA_NOTIFY_AWAKE:
- WARN_ON(!sta_priv->client);
- if (!sta_priv->asleep)
- break;
- sta_priv->asleep = false;
- sta_id = iwl_sta_id(sta);
- if (sta_id != IWL_INVALID_STATION)
- iwl_sta_modify_ps_wake(priv, sta_id);
- break;
- default:
- break;
- }
-}
-
-static int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
- struct ieee80211_vif *vif,
- struct ieee80211_sta *sta)
+int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
{
struct iwl_priv *priv = hw->priv;
struct iwl_station_priv *sta_priv = (void *)sta->drv_priv;
return 0;
}
-static void iwl_mac_channel_switch(struct ieee80211_hw *hw,
- struct ieee80211_channel_switch *ch_switch)
+void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
+ struct ieee80211_channel_switch *ch_switch)
{
struct iwl_priv *priv = hw->priv;
const struct iwl_channel_info *ch_info;
IWL_DEBUG_MAC80211(priv, "leave\n");
}
-static void iwlagn_configure_filter(struct ieee80211_hw *hw,
- unsigned int changed_flags,
- unsigned int *total_flags,
- u64 multicast)
+void iwlagn_configure_filter(struct ieee80211_hw *hw,
+ unsigned int changed_flags,
+ unsigned int *total_flags,
+ u64 multicast)
{
struct iwl_priv *priv = hw->priv;
__le32 filter_or = 0, filter_nand = 0;
changed_flags, *total_flags);
CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK);
- CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK);
+ /* Setting _just_ RXON_FILTER_CTL2HOST_MSK causes FH errors */
+ CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK | RXON_FILTER_PROMISC_MSK);
CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK);
#undef CHK
for_each_context(priv, ctx) {
ctx->staging.filter_flags &= ~filter_nand;
ctx->staging.filter_flags |= filter_or;
- iwlcore_commit_rxon(priv, ctx);
+
+ /*
+ * Not committing directly because hardware can perform a scan,
+ * but we'll eventually commit the filter flags change anyway.
+ */
}
mutex_unlock(&priv->mutex);
FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
}
-static void iwl_mac_flush(struct ieee80211_hw *hw, bool drop)
+void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop)
{
struct iwl_priv *priv = hw->priv;
priv->ucode_trace.data = (unsigned long)priv;
priv->ucode_trace.function = iwl_bg_ucode_trace;
- if (priv->cfg->ops->lib->recover_from_tx_stall) {
- init_timer(&priv->monitor_recover);
- priv->monitor_recover.data = (unsigned long)priv;
- priv->monitor_recover.function =
- priv->cfg->ops->lib->recover_from_tx_stall;
- }
+ init_timer(&priv->watchdog);
+ priv->watchdog.data = (unsigned long)priv;
+ priv->watchdog.function = iwl_bg_watchdog;
if (!priv->cfg->base_params->use_isr_legacy)
tasklet_init(&priv->irq_tasklet, (void (*)(unsigned long))
priv->bt_on_thresh = BT_ON_THRESHOLD_DEF;
priv->bt_duration = BT_DURATION_LIMIT_DEF;
priv->dynamic_frag_thresh = BT_FRAG_THRESHOLD_DEF;
- priv->dynamic_agg_thresh = BT_AGG_THRESHOLD_DEF;
}
/* Set the tx_power_user_lmt to the lowest power level
* this value will get overwritten by channel max power avg
* from eeprom */
priv->tx_power_user_lmt = IWLAGN_TX_POWER_TARGET_POWER_MIN;
+ priv->tx_power_next = IWLAGN_TX_POWER_TARGET_POWER_MIN;
ret = iwl_init_channel_map(priv);
if (ret) {
kfree(priv->scan_cmd);
}
-static struct ieee80211_ops iwl_hw_ops = {
- .tx = iwl_mac_tx,
- .start = iwl_mac_start,
- .stop = iwl_mac_stop,
+#ifdef CONFIG_IWL5000
+struct ieee80211_ops iwlagn_hw_ops = {
+ .tx = iwlagn_mac_tx,
+ .start = iwlagn_mac_start,
+ .stop = iwlagn_mac_stop,
.add_interface = iwl_mac_add_interface,
.remove_interface = iwl_mac_remove_interface,
- .config = iwl_mac_config,
+ .change_interface = iwl_mac_change_interface,
+ .config = iwlagn_mac_config,
.configure_filter = iwlagn_configure_filter,
- .set_key = iwl_mac_set_key,
- .update_tkip_key = iwl_mac_update_tkip_key,
+ .set_key = iwlagn_mac_set_key,
+ .update_tkip_key = iwlagn_mac_update_tkip_key,
.conf_tx = iwl_mac_conf_tx,
- .reset_tsf = iwl_mac_reset_tsf,
- .bss_info_changed = iwl_bss_info_changed,
- .ampdu_action = iwl_mac_ampdu_action,
+ .bss_info_changed = iwlagn_bss_info_changed,
+ .ampdu_action = iwlagn_mac_ampdu_action,
.hw_scan = iwl_mac_hw_scan,
- .sta_notify = iwl_mac_sta_notify,
+ .sta_notify = iwlagn_mac_sta_notify,
.sta_add = iwlagn_mac_sta_add,
.sta_remove = iwl_mac_sta_remove,
- .channel_switch = iwl_mac_channel_switch,
- .flush = iwl_mac_flush,
+ .channel_switch = iwlagn_mac_channel_switch,
+ .flush = iwlagn_mac_flush,
.tx_last_beacon = iwl_mac_tx_last_beacon,
};
+#endif
static void iwl_hw_detect(struct iwl_priv *priv)
{
if (cfg->mod_params->disable_hw_scan) {
dev_printk(KERN_DEBUG, &(pdev->dev),
"sw scan support is deprecated\n");
- iwl_hw_ops.hw_scan = NULL;
+#ifdef CONFIG_IWL5000
+ iwlagn_hw_ops.hw_scan = NULL;
+#endif
+#ifdef CONFIG_IWL4965
+ iwl4965_hw_ops.hw_scan = NULL;
+#endif
}
- hw = iwl_alloc_all(cfg, &iwl_hw_ops);
+ hw = iwl_alloc_all(cfg);
if (!hw) {
err = -ENOMEM;
goto out;
BIT(NL80211_IFTYPE_ADHOC);
priv->contexts[IWL_RXON_CTX_BSS].interface_modes =
BIT(NL80211_IFTYPE_STATION);
+ priv->contexts[IWL_RXON_CTX_BSS].ap_devtype = RXON_DEV_TYPE_AP;
priv->contexts[IWL_RXON_CTX_BSS].ibss_devtype = RXON_DEV_TYPE_IBSS;
priv->contexts[IWL_RXON_CTX_BSS].station_devtype = RXON_DEV_TYPE_ESS;
priv->contexts[IWL_RXON_CTX_BSS].unused_devtype = RXON_DEV_TYPE_ESS;
(iwlagn_ant_coupling > IWL_BT_ANTENNA_COUPLING_THRESHOLD) ?
true : false;
- /* enable/disable bt channel announcement */
+ /* enable/disable bt channel inhibition */
priv->bt_ch_announce = iwlagn_bt_ch_announce;
+ IWL_DEBUG_INFO(priv, "BT channel inhibition is %s\n",
+ (priv->bt_ch_announce) ? "On" : "Off");
if (iwl_alloc_traffic_mem(priv))
IWL_ERR(priv, "Not enough memory to generate traffic log\n");
if (err)
goto out_free_eeprom;
+ err = iwl_eeprom_check_sku(priv);
+ if (err)
+ goto out_free_eeprom;
+
/* extract MAC Address */
iwl_eeprom_get_mac(priv, priv->addresses[0].addr);
IWL_DEBUG_INFO(priv, "MAC address: %pM\n", priv->addresses[0].addr);
pci_enable_msi(priv->pci_dev);
- iwl_alloc_isr_ict(priv);
- err = request_irq(priv->pci_dev->irq, priv->cfg->ops->lib->isr,
+ if (priv->cfg->ops->lib->isr_ops.alloc)
+ priv->cfg->ops->lib->isr_ops.alloc(priv);
+
+ err = request_irq(priv->pci_dev->irq, priv->cfg->ops->lib->isr_ops.isr,
IRQF_SHARED, DRV_NAME, priv);
if (err) {
IWL_ERR(priv, "Error allocating IRQ %d\n", priv->pci_dev->irq);
* 8. Enable interrupts and read RFKILL state
*********************************************/
- /* enable interrupts if needed: hw bug w/a */
+ /* enable rfkill interrupt: hw bug w/a */
pci_read_config_word(priv->pci_dev, PCI_COMMAND, &pci_cmd);
if (pci_cmd & PCI_COMMAND_INTX_DISABLE) {
pci_cmd &= ~PCI_COMMAND_INTX_DISABLE;
pci_write_config_word(priv->pci_dev, PCI_COMMAND, pci_cmd);
}
- iwl_enable_interrupts(priv);
+ iwl_enable_rfkill_int(priv);
/* If platform's RF_KILL switch is NOT set to KILL */
if (iwl_read32(priv, CSR_GP_CNTRL) & CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)
destroy_workqueue(priv->workqueue);
priv->workqueue = NULL;
free_irq(priv->pci_dev->irq, priv);
- iwl_free_isr_ict(priv);
+ if (priv->cfg->ops->lib->isr_ops.free)
+ priv->cfg->ops->lib->isr_ops.free(priv);
out_disable_msi:
pci_disable_msi(priv->pci_dev);
iwl_uninit_drv(priv);
iwl_uninit_drv(priv);
- iwl_free_isr_ict(priv);
+ if (priv->cfg->ops->lib->isr_ops.free)
+ priv->cfg->ops->lib->isr_ops.free(priv);
dev_kfree_skb(priv->beacon_skb);
{IWL_PCI_DEVICE(0x4239, 0x1311, iwl6000i_2agn_cfg)},
{IWL_PCI_DEVICE(0x4239, 0x1316, iwl6000i_2abg_cfg)},
-/* 6x00 Series Gen2a */
- {IWL_PCI_DEVICE(0x0082, 0x1201, iwl6000g2a_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0085, 0x1211, iwl6000g2a_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1221, iwl6000g2a_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1206, iwl6000g2a_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0085, 0x1216, iwl6000g2a_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1226, iwl6000g2a_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1207, iwl6000g2a_2bg_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1301, iwl6000g2a_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1306, iwl6000g2a_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1307, iwl6000g2a_2bg_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1321, iwl6000g2a_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0082, 0x1326, iwl6000g2a_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0085, 0x1311, iwl6000g2a_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0085, 0x1316, iwl6000g2a_2abg_cfg)},
-
-/* 6x00 Series Gen2b */
- {IWL_PCI_DEVICE(0x008F, 0x5105, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x0090, 0x5115, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x008F, 0x5125, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x008F, 0x5107, iwl6000g2b_bg_cfg)},
- {IWL_PCI_DEVICE(0x008F, 0x5201, iwl6000g2b_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0090, 0x5211, iwl6000g2b_2agn_cfg)},
- {IWL_PCI_DEVICE(0x008F, 0x5221, iwl6000g2b_2agn_cfg)},
- {IWL_PCI_DEVICE(0x008F, 0x5206, iwl6000g2b_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0090, 0x5216, iwl6000g2b_2abg_cfg)},
- {IWL_PCI_DEVICE(0x008F, 0x5226, iwl6000g2b_2abg_cfg)},
- {IWL_PCI_DEVICE(0x008F, 0x5207, iwl6000g2b_2bg_cfg)},
- {IWL_PCI_DEVICE(0x008A, 0x5301, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x008A, 0x5305, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x008A, 0x5307, iwl6000g2b_bg_cfg)},
- {IWL_PCI_DEVICE(0x008A, 0x5321, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x008A, 0x5325, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x008B, 0x5311, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x008B, 0x5315, iwl6000g2b_bgn_cfg)},
- {IWL_PCI_DEVICE(0x0090, 0x5211, iwl6000g2b_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0090, 0x5215, iwl6000g2b_2bgn_cfg)},
- {IWL_PCI_DEVICE(0x0090, 0x5216, iwl6000g2b_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0091, 0x5201, iwl6000g2b_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0091, 0x5205, iwl6000g2b_2bgn_cfg)},
- {IWL_PCI_DEVICE(0x0091, 0x5206, iwl6000g2b_2abg_cfg)},
- {IWL_PCI_DEVICE(0x0091, 0x5207, iwl6000g2b_2bg_cfg)},
- {IWL_PCI_DEVICE(0x0091, 0x5221, iwl6000g2b_2agn_cfg)},
- {IWL_PCI_DEVICE(0x0091, 0x5225, iwl6000g2b_2bgn_cfg)},
- {IWL_PCI_DEVICE(0x0091, 0x5226, iwl6000g2b_2abg_cfg)},
+/* 6x05 Series */
+ {IWL_PCI_DEVICE(0x0082, 0x1301, iwl6005_2agn_cfg)},
+ {IWL_PCI_DEVICE(0x0082, 0x1306, iwl6005_2abg_cfg)},
+ {IWL_PCI_DEVICE(0x0082, 0x1307, iwl6005_2bg_cfg)},
+ {IWL_PCI_DEVICE(0x0082, 0x1321, iwl6005_2agn_cfg)},
+ {IWL_PCI_DEVICE(0x0082, 0x1326, iwl6005_2abg_cfg)},
+ {IWL_PCI_DEVICE(0x0085, 0x1311, iwl6005_2agn_cfg)},
+ {IWL_PCI_DEVICE(0x0085, 0x1316, iwl6005_2abg_cfg)},
+
+/* 6x30 Series */
+ {IWL_PCI_DEVICE(0x008A, 0x5305, iwl1030_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x008A, 0x5307, iwl1030_bg_cfg)},
+ {IWL_PCI_DEVICE(0x008A, 0x5325, iwl1030_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x008A, 0x5327, iwl1030_bg_cfg)},
+ {IWL_PCI_DEVICE(0x008B, 0x5315, iwl1030_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x008B, 0x5317, iwl1030_bg_cfg)},
+ {IWL_PCI_DEVICE(0x0090, 0x5211, iwl6030_2agn_cfg)},
+ {IWL_PCI_DEVICE(0x0090, 0x5215, iwl6030_2bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0090, 0x5216, iwl6030_2abg_cfg)},
+ {IWL_PCI_DEVICE(0x0091, 0x5201, iwl6030_2agn_cfg)},
+ {IWL_PCI_DEVICE(0x0091, 0x5205, iwl6030_2bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0091, 0x5206, iwl6030_2abg_cfg)},
+ {IWL_PCI_DEVICE(0x0091, 0x5207, iwl6030_2bg_cfg)},
+ {IWL_PCI_DEVICE(0x0091, 0x5221, iwl6030_2agn_cfg)},
+ {IWL_PCI_DEVICE(0x0091, 0x5225, iwl6030_2bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0091, 0x5226, iwl6030_2abg_cfg)},
/* 6x50 WiFi/WiMax Series */
{IWL_PCI_DEVICE(0x0087, 0x1301, iwl6050_2agn_cfg)},
{IWL_PCI_DEVICE(0x0089, 0x1311, iwl6050_2agn_cfg)},
{IWL_PCI_DEVICE(0x0089, 0x1316, iwl6050_2abg_cfg)},
-/* 6x50 WiFi/WiMax Series Gen2 */
- {IWL_PCI_DEVICE(0x0885, 0x1305, iwl6050g2_bgn_cfg)},
- {IWL_PCI_DEVICE(0x0885, 0x1306, iwl6050g2_bgn_cfg)},
- {IWL_PCI_DEVICE(0x0885, 0x1325, iwl6050g2_bgn_cfg)},
- {IWL_PCI_DEVICE(0x0885, 0x1326, iwl6050g2_bgn_cfg)},
- {IWL_PCI_DEVICE(0x0886, 0x1315, iwl6050g2_bgn_cfg)},
- {IWL_PCI_DEVICE(0x0886, 0x1316, iwl6050g2_bgn_cfg)},
+/* 6150 WiFi/WiMax Series */
+ {IWL_PCI_DEVICE(0x0885, 0x1305, iwl6150_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0885, 0x1306, iwl6150_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0885, 0x1325, iwl6150_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0885, 0x1326, iwl6150_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0886, 0x1315, iwl6150_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x0886, 0x1316, iwl6150_bgn_cfg)},
/* 1000 Series WiFi */
{IWL_PCI_DEVICE(0x0083, 0x1205, iwl1000_bgn_cfg)},
/* 100 Series WiFi */
{IWL_PCI_DEVICE(0x08AE, 0x1005, iwl100_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x08AE, 0x1007, iwl100_bg_cfg)},
{IWL_PCI_DEVICE(0x08AF, 0x1015, iwl100_bgn_cfg)},
+ {IWL_PCI_DEVICE(0x08AF, 0x1017, iwl100_bg_cfg)},
{IWL_PCI_DEVICE(0x08AE, 0x1025, iwl100_bgn_cfg)},
- {IWL_PCI_DEVICE(0x08AE, 0x1007, iwl100_bg_cfg)},
- {IWL_PCI_DEVICE(0x08AE, 0x1017, iwl100_bg_cfg)},
+ {IWL_PCI_DEVICE(0x08AE, 0x1027, iwl100_bg_cfg)},
/* 130 Series WiFi */
{IWL_PCI_DEVICE(0x0896, 0x5005, iwl130_bgn_cfg)},
.id_table = iwl_hw_card_ids,
.probe = iwl_pci_probe,
.remove = __devexit_p(iwl_pci_remove),
-#ifdef CONFIG_PM
- .suspend = iwl_pci_suspend,
- .resume = iwl_pci_resume,
-#endif
+ .driver.pm = IWL_PM_OPS,
};
static int __init iwl_init(void)
MODULE_PARM_DESC(antenna_coupling,
"specify antenna coupling in dB (defualt: 0 dB)");
-module_param_named(bt_ch_announce, iwlagn_bt_ch_announce, bool, S_IRUGO);
-MODULE_PARM_DESC(bt_ch_announce,
- "Enable BT channel announcement mode (default: enable)");
+module_param_named(bt_ch_inhibition, iwlagn_bt_ch_announce, bool, S_IRUGO);
+MODULE_PARM_DESC(bt_ch_inhibition,
+ "Disable BT channel inhibition (default: enable)");
static void ieee80211_release_reorder_frame(struct ieee80211_hw *hw,
struct tid_ampdu_rx *tid_agg_rx,
- int index,
- struct sk_buff_head *frames)
+ int index)
{
+ struct ieee80211_local *local = hw_to_local(hw);
struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
+ struct ieee80211_rx_status *status;
+
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
if (!skb)
goto no_frame;
/* release the frame from the reorder ring buffer */
tid_agg_rx->stored_mpdu_num--;
tid_agg_rx->reorder_buf[index] = NULL;
- __skb_queue_tail(frames, skb);
+ status = IEEE80211_SKB_RXCB(skb);
+ status->rx_flags |= IEEE80211_RX_DEFERRED_RELEASE;
+ skb_queue_tail(&local->rx_skb_queue, skb);
no_frame:
tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
struct tid_ampdu_rx *tid_agg_rx,
- u16 head_seq_num,
- struct sk_buff_head *frames)
+ u16 head_seq_num)
{
int index;
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
+
while (seq_less(tid_agg_rx->head_seq_num, head_seq_num)) {
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
- ieee80211_release_reorder_frame(hw, tid_agg_rx, index, frames);
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
}
}
#define HT_RX_REORDER_BUF_TIMEOUT (HZ / 10)
static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- struct sk_buff_head *frames)
+ struct tid_ampdu_rx *tid_agg_rx)
{
int index, j;
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
+
/* release the buffer until next missing frame */
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
wiphy_debug(hw->wiphy,
"release an RX reorder frame due to timeout on earlier frames\n");
#endif
- ieee80211_release_reorder_frame(hw, tid_agg_rx,
- j, frames);
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, j);
/*
* Increment the head seq# also for the skipped slots.
skipped = 0;
}
} else while (tid_agg_rx->reorder_buf[index]) {
- ieee80211_release_reorder_frame(hw, tid_agg_rx, index, frames);
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
}
- /*
- * Disable the reorder release timer for now.
- *
- * The current implementation lacks a proper locking scheme
- * which would protect vital statistic and debug counters
- * from being updated by two different but concurrent BHs.
- *
- * More information about the topic is available from:
- * - thread: http://marc.info/?t=128635927000001
- *
- * What was wrong:
- * => http://marc.info/?l=linux-wireless&m=128636170811964
- * "Basically the thing is that until your patch, the data
- * in the struct didn't actually need locking because it
- * was accessed by the RX path only which is not concurrent."
- *
- * List of what needs to be fixed:
- * => http://marc.info/?l=linux-wireless&m=128656352920957
- *
-
if (tid_agg_rx->stored_mpdu_num) {
j = index = seq_sub(tid_agg_rx->head_seq_num,
tid_agg_rx->ssn) % tid_agg_rx->buf_size;
} else {
del_timer(&tid_agg_rx->reorder_timer);
}
- */
-
-set_release_timer:
- return;
}
/*
*/
static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
struct tid_ampdu_rx *tid_agg_rx,
- struct sk_buff *skb,
- struct sk_buff_head *frames)
+ struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
u16 sc = le16_to_cpu(hdr->seq_ctrl);
int index;
bool ret = true;
+ spin_lock(&tid_agg_rx->reorder_lock);
+
buf_size = tid_agg_rx->buf_size;
head_seq_num = tid_agg_rx->head_seq_num;
- spin_lock(&tid_agg_rx->reorder_lock);
/* frame with out of date sequence number */
if (seq_less(mpdu_seq_num, head_seq_num)) {
dev_kfree_skb(skb);
if (!seq_less(mpdu_seq_num, head_seq_num + buf_size)) {
head_seq_num = seq_inc(seq_sub(mpdu_seq_num, buf_size));
/* release stored frames up to new head to stack */
- ieee80211_release_reorder_frames(hw, tid_agg_rx, head_seq_num,
- frames);
+ ieee80211_release_reorder_frames(hw, tid_agg_rx, head_seq_num);
}
/* Now the new frame is always in the range of the reordering buffer */
tid_agg_rx->reorder_buf[index] = skb;
tid_agg_rx->reorder_time[index] = jiffies;
tid_agg_rx->stored_mpdu_num++;
- ieee80211_sta_reorder_release(hw, tid_agg_rx, frames);
+ ieee80211_sta_reorder_release(hw, tid_agg_rx);
out:
spin_unlock(&tid_agg_rx->reorder_lock);
* Reorder MPDUs from A-MPDUs, keeping them on a buffer. Returns
* true if the MPDU was buffered, false if it should be processed.
*/
-static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
- struct sk_buff_head *frames)
+static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx)
{
struct sk_buff *skb = rx->skb;
struct ieee80211_local *local = rx->local;
* sure that we cannot get to it any more before doing
* anything with it.
*/
- if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb, frames))
+ if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb))
return;
dont_reorder:
- __skb_queue_tail(frames, skb);
+ skb_queue_tail(&local->rx_skb_queue, skb);
}
static ieee80211_rx_result debug_noinline
* have been expected.
*/
struct ieee80211_key *key = NULL;
+ struct ieee80211_sub_if_data *sdata = rx->sdata;
+ int i;
+
if (ieee80211_is_mgmt(fc) &&
is_multicast_ether_addr(hdr->addr1) &&
(key = rcu_dereference(rx->sdata->default_mgmt_key)))
rx->key = key;
- else if ((key = rcu_dereference(rx->sdata->default_key)))
- rx->key = key;
+ else {
+ if (rx->sta) {
+ for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+ key = rcu_dereference(rx->sta->gtk[i]);
+ if (key)
+ break;
+ }
+ }
+ if (!key) {
+ for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+ key = rcu_dereference(sdata->keys[i]);
+ if (key)
+ break;
+ }
+ }
+ if (key)
+ rx->key = key;
+ }
return RX_CONTINUE;
} else {
u8 keyid;
atomic_dec(&sdata->bss->num_sta_ps);
- clear_sta_flags(sta, WLAN_STA_PS_STA);
-
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
printk(KERN_DEBUG "%s: STA %pM aid %d exits power save mode\n",
sdata->name, sta->sta.addr, sta->sta.aid);
sta->rx_fragments++;
sta->rx_bytes += rx->skb->len;
sta->last_signal = status->signal;
+ ewma_add(&sta->avg_signal, -status->signal);
/*
* Change STA power saving mode only at the end of a frame
* exchange sequence.
*/
if (!ieee80211_has_morefrags(hdr->frame_control) &&
+ !(status->rx_flags & IEEE80211_RX_DEFERRED_RELEASE) &&
(rx->sdata->vif.type == NL80211_IFTYPE_AP ||
rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) {
if (test_sta_flags(sta, WLAN_STA_PS_STA)) {
if (rx->sta && test_sta_flags(rx->sta, WLAN_STA_MFP)) {
if (unlikely(!ieee80211_has_protected(fc) &&
ieee80211_is_unicast_robust_mgmt_frame(rx->skb) &&
- rx->key))
+ rx->key)) {
+ if (ieee80211_is_deauth(fc))
+ cfg80211_send_unprot_deauth(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
+ else if (ieee80211_is_disassoc(fc))
+ cfg80211_send_unprot_disassoc(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
return -EACCES;
+ }
/* BIP does not use Protected field, so need to check MMIE */
if (unlikely(ieee80211_is_multicast_robust_mgmt_frame(rx->skb) &&
- ieee80211_get_mmie_keyidx(rx->skb) < 0))
+ ieee80211_get_mmie_keyidx(rx->skb) < 0)) {
+ if (ieee80211_is_deauth(fc))
+ cfg80211_send_unprot_deauth(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
+ else if (ieee80211_is_disassoc(fc))
+ cfg80211_send_unprot_disassoc(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
return -EACCES;
+ }
/*
* When using MFP, Action frames are not allowed prior to
* having configured keys.
if (!fwd_skb && net_ratelimit())
printk(KERN_DEBUG "%s: failed to clone mesh frame\n",
sdata->name);
+ if (!fwd_skb)
+ goto out;
fwd_hdr = (struct ieee80211_hdr *) fwd_skb->data;
memcpy(fwd_hdr->addr2, sdata->vif.addr, ETH_ALEN);
}
}
+ out:
if (is_multicast_ether_addr(hdr->addr1) ||
sdata->dev->flags & IFF_PROMISC)
return RX_CONTINUE;
dev->stats.rx_packets++;
dev->stats.rx_bytes += rx->skb->len;
- if (ieee80211_is_data(hdr->frame_control) &&
- !is_multicast_ether_addr(hdr->addr1) &&
- local->hw.conf.dynamic_ps_timeout > 0 && local->ps_sdata) {
+ if (local->ps_sdata && local->hw.conf.dynamic_ps_timeout > 0 &&
+ !is_multicast_ether_addr(((struct ethhdr *)rx->skb->data)->h_dest)) {
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
}
}
static ieee80211_rx_result debug_noinline
-ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames)
+ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
{
struct ieee80211_local *local = rx->local;
struct ieee80211_hw *hw = &local->hw;
mod_timer(&tid_agg_rx->session_timer,
TU_TO_EXP_TIME(tid_agg_rx->timeout));
+ spin_lock(&tid_agg_rx->reorder_lock);
/* release stored frames up to start of BAR */
- ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num,
- frames);
+ ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num);
+ spin_unlock(&tid_agg_rx->reorder_lock);
+
kfree_skb(skb);
return RX_QUEUED;
}
}
break;
case WLAN_CATEGORY_MESH_PLINK:
- case WLAN_CATEGORY_MESH_PATH_SEL:
if (!ieee80211_vif_is_mesh(&sdata->vif))
break;
goto queue;
+ case WLAN_CATEGORY_MESH_PATH_SEL:
+ if (!mesh_path_sel_is_hwmp(sdata))
+ break;
+ goto queue;
}
return RX_CONTINUE;
}
}
-static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx,
- struct sk_buff_head *frames)
+static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx)
{
ieee80211_rx_result res = RX_DROP_MONITOR;
struct sk_buff *skb;
goto rxh_next; \
} while (0);
- while ((skb = __skb_dequeue(frames))) {
+ spin_lock(&rx->local->rx_skb_queue.lock);
+ if (rx->local->running_rx_handler)
+ goto unlock;
+
+ rx->local->running_rx_handler = true;
+
+ while ((skb = __skb_dequeue(&rx->local->rx_skb_queue))) {
+ spin_unlock(&rx->local->rx_skb_queue.lock);
+
/*
* all the other fields are valid across frames
* that belong to an aMPDU since they are on the
CALL_RXH(ieee80211_rx_h_mesh_fwding);
#endif
CALL_RXH(ieee80211_rx_h_data)
-
- /* special treatment -- needs the queue */
- res = ieee80211_rx_h_ctrl(rx, frames);
- if (res != RX_CONTINUE)
- goto rxh_next;
-
+ CALL_RXH(ieee80211_rx_h_ctrl);
CALL_RXH(ieee80211_rx_h_mgmt_check)
CALL_RXH(ieee80211_rx_h_action)
CALL_RXH(ieee80211_rx_h_userspace_mgmt)
rxh_next:
ieee80211_rx_handlers_result(rx, res);
-
+ spin_lock(&rx->local->rx_skb_queue.lock);
#undef CALL_RXH
}
+
+ rx->local->running_rx_handler = false;
+
+ unlock:
+ spin_unlock(&rx->local->rx_skb_queue.lock);
}
static void ieee80211_invoke_rx_handlers(struct ieee80211_rx_data *rx)
{
- struct sk_buff_head reorder_release;
ieee80211_rx_result res = RX_DROP_MONITOR;
- __skb_queue_head_init(&reorder_release);
-
#define CALL_RXH(rxh) \
do { \
res = rxh(rx); \
CALL_RXH(ieee80211_rx_h_passive_scan)
CALL_RXH(ieee80211_rx_h_check)
- ieee80211_rx_reorder_ampdu(rx, &reorder_release);
+ ieee80211_rx_reorder_ampdu(rx);
- ieee80211_rx_handlers(rx, &reorder_release);
+ ieee80211_rx_handlers(rx);
return;
rxh_next:
}
/*
- * This function makes calls into the RX path. Therefore the
- * caller must hold the sta_info->lock and everything has to
- * be under rcu_read_lock protection as well.
+ * This function makes calls into the RX path, therefore
+ * it has to be invoked under RCU read lock.
*/
void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
{
- struct sk_buff_head frames;
struct ieee80211_rx_data rx = {
.sta = sta,
.sdata = sta->sdata,
if (!tid_agg_rx)
return;
- __skb_queue_head_init(&frames);
-
spin_lock(&tid_agg_rx->reorder_lock);
- ieee80211_sta_reorder_release(&sta->local->hw, tid_agg_rx, &frames);
+ ieee80211_sta_reorder_release(&sta->local->hw, tid_agg_rx);
spin_unlock(&tid_agg_rx->reorder_lock);
- ieee80211_rx_handlers(&rx, &frames);
+ ieee80211_rx_handlers(&rx);
}
/* main receive path */
git.openpandora.org / pandora-kernel.git / commitdiff