iwlagn: fix resume for ADHOC network
ieee80211_notify_mac only reconnect BSS networks. Since IBSS does
not need any auth or assoc steps we can just resume to the same
condition before suspend. This patch will reestablish the ad-hoc
network once it comes back from resume.
http://www.intellinuxwireless.org/bugzilla/show_bug.cgi?id=1774
Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 35cfa15..6404093 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2002,6 +2002,10 @@
return ret;
}
+/* temporary */
+static int iwl_mac_beacon_update(struct ieee80211_hw *hw,
+ struct sk_buff *skb);
+
/**
* iwl_alive_start - called after REPLY_ALIVE notification received
* from protocol/runtime uCode (initialization uCode's
@@ -2084,6 +2088,15 @@
iwl_power_update_mode(priv, 1);
+ /* reassociate for ADHOC mode */
+ if (priv->vif && (priv->iw_mode == NL80211_IFTYPE_ADHOC)) {
+ struct sk_buff *beacon = ieee80211_beacon_get(priv->hw,
+ priv->vif);
+ if (beacon)
+ iwl_mac_beacon_update(priv->hw, beacon);
+ }
+
+
if (test_and_clear_bit(STATUS_MODE_PENDING, &priv->status))
iwl_set_mode(priv, priv->iw_mode);
@@ -2930,8 +2943,6 @@
* clear sta table, add BCAST sta... */
}
-/* temporary */
-static int iwl_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb);
static int iwl_mac_config_interface(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
@@ -2953,7 +2964,9 @@
struct sk_buff *beacon = ieee80211_beacon_get(hw, vif);
if (!beacon)
return -ENOMEM;
+ mutex_lock(&priv->mutex);
rc = iwl_mac_beacon_update(hw, beacon);
+ mutex_unlock(&priv->mutex);
if (rc)
return rc;
}
@@ -3529,18 +3542,15 @@
unsigned long flags;
__le64 timestamp;
- mutex_lock(&priv->mutex);
IWL_DEBUG_MAC80211("enter\n");
if (!iwl_is_ready_rf(priv)) {
IWL_DEBUG_MAC80211("leave - RF not ready\n");
- mutex_unlock(&priv->mutex);
return -EIO;
}
if (priv->iw_mode != NL80211_IFTYPE_ADHOC) {
IWL_DEBUG_MAC80211("leave - not IBSS\n");
- mutex_unlock(&priv->mutex);
return -EIO;
}
@@ -3562,7 +3572,6 @@
iwl_post_associate(priv);
- mutex_unlock(&priv->mutex);
return 0;
}