iwlwifi: add remove station functionality

This patch adds remove station functionality, which is required for
5000 and AP mode.

There are still some gaps in managment that need to be closed but it
provides sufficient functionality for 5000 HW.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 43 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c
index 985876b3eeb..185d667fc71 100644
--- a/drivers/net/wireless/iwlwifi/iwl4965-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c
@@ -140,49 +140,6 @@ static const char *iwl4965_escape_essid(const char *essid, u8 essid_len)
 
 /**************************************************************/
 
-#if 0 /* temporary disable till we add real remove station */
-/**
- * iwl4965_remove_station - Remove driver's knowledge of station.
- *
- * NOTE:  This does not remove station from device's station table.
- */
-static u8 iwl4965_remove_station(struct iwl_priv *priv, const u8 *addr, int is_ap)
-{
-	int index = IWL_INVALID_STATION;
-	int i;
-	unsigned long flags;
-
-	spin_lock_irqsave(&priv->sta_lock, flags);
-
-	if (is_ap)
-		index = IWL_AP_ID;
-	else if (is_broadcast_ether_addr(addr))
-		index = priv->hw_params.bcast_sta_id;
-	else
-		for (i = IWL_STA_ID; i < priv->hw_params.max_stations; i++)
-			if (priv->stations[i].used &&
-			    !compare_ether_addr(priv->stations[i].sta.sta.addr,
-						addr)) {
-				index = i;
-				break;
-			}
-
-	if (unlikely(index == IWL_INVALID_STATION))
-		goto out;
-
-	if (priv->stations[index].used) {
-		priv->stations[index].used = 0;
-		priv->num_stations--;
-	}
-
-	BUG_ON(priv->num_stations < 0);
-
-out:
-	spin_unlock_irqrestore(&priv->sta_lock, flags);
-	return 0;
-}
-#endif
-
 
 
 static void iwl4965_set_rxon_hwcrypto(struct iwl_priv *priv, int hw_decrypt)
@@ -404,6 +361,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv)
 		return rc;
 	}
 
+	iwl_remove_station(priv, iwl_bcast_addr, 0);
 	iwlcore_clear_stations_table(priv);
 
 	if (!priv->error_recovering)