1 files changed, 23 insertions, 12 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 5cce894dc1f9..1547122e66fa 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -181,14 +181,14 @@ static int iwl4965_check_rxon_cmd(struct iwl_rxon_cmd *rxon)
 }
 
 /**
- * iwl4965_full_rxon_required - check if full RXON (vs RXON_ASSOC) cmd is needed
+ * iwl_full_rxon_required - check if full RXON (vs RXON_ASSOC) cmd is needed
  * @priv: staging_rxon is compared to active_rxon
  *
  * If the RXON structure is changing enough to require a new tune,
  * or is clearing the RXON_FILTER_ASSOC_MSK, then return 1 to indicate that
  * a new tune (full RXON command, rather than RXON_ASSOC cmd) is required.
  */
-static int iwl4965_full_rxon_required(struct iwl_priv *priv)
+static int iwl_full_rxon_required(struct iwl_priv *priv)
 {
 
         /* These items are only settable from the full RXON command */
@@ -207,7 +207,6 @@ static int iwl4965_full_rxon_required(struct iwl_priv *priv)
              priv->active_rxon.ofdm_ht_single_stream_basic_rates) ||
             (priv->staging_rxon.ofdm_ht_dual_stream_basic_rates !=
              priv->active_rxon.ofdm_ht_dual_stream_basic_rates) ||
-            (priv->staging_rxon.rx_chain != priv->active_rxon.rx_chain) ||
             (priv->staging_rxon.assoc_id != priv->active_rxon.assoc_id))
                 return 1;
 
@@ -263,7 +262,7 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv)
         /* If we don't need to send a full RXON, we can use
          * iwl4965_rxon_assoc_cmd which is used to reconfigure filter
          * and other flags for the current radio configuration. */
-        if (!iwl4965_full_rxon_required(priv)) {
+        if (!iwl_full_rxon_required(priv)) {
                 ret = iwl_send_rxon_assoc(priv);
                 if (ret) {
                         IWL_ERROR("Error setting RXON_ASSOC (%d)\n", ret);
@@ -587,8 +586,6 @@ static void iwl4965_ht_conf(struct iwl_priv *priv,
                 iwl_conf->supported_chan_width = 0;
         }
 
-        iwl_conf->tx_mimo_ps_mode =
-                (u8)((ht_conf->cap & IEEE80211_HT_CAP_MIMO_PS) >> 2);
         memcpy(iwl_conf->supp_mcs_set, ht_conf->supp_mcs_set, 16);
 
         iwl_conf->control_channel = ht_bss_conf->primary_channel;
@@ -2190,7 +2187,10 @@ static void __iwl4965_down(struct iwl_priv *priv)
         udelay(5);
 
         /* FIXME: apm_ops.suspend(priv) */
-        priv->cfg->ops->lib->apm_ops.reset(priv);
+        if (exit_pending || test_bit(STATUS_IN_SUSPEND, &priv->status))
+                priv->cfg->ops->lib->apm_ops.stop(priv);
+        else
+                priv->cfg->ops->lib->apm_ops.reset(priv);
         priv->cfg->ops->lib->free_shared_mem(priv);
 
  exit:
@@ -2604,6 +2604,7 @@ static int iwl4965_mac_start(struct ieee80211_hw *hw)
 {
         struct iwl_priv *priv = hw->priv;
         int ret;
+        u16 pci_cmd;
 
         IWL_DEBUG_MAC80211("enter\n");
 
@@ -2614,6 +2615,13 @@ static int iwl4965_mac_start(struct ieee80211_hw *hw)
         pci_restore_state(priv->pci_dev);
         pci_enable_msi(priv->pci_dev);
 
+        /* enable interrupts if needed: 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);
+        }
+
         ret = request_irq(priv->pci_dev->irq, iwl4965_isr, IRQF_SHARED,
                           DRV_NAME, priv);
         if (ret) {
@@ -3583,7 +3591,7 @@ static int iwl4965_mac_beacon_update(struct ieee80211_hw *hw, struct sk_buff *sk
 
         priv->assoc_id = 0;
         timestamp = ((struct ieee80211_mgmt *)skb->data)->u.beacon.timestamp;
-        priv->timestamp = le64_to_cpu(timestamp) +  (priv->beacon_int * 1000);
+        priv->timestamp = le64_to_cpu(timestamp);
 
         IWL_DEBUG_MAC80211("leave\n");
         spin_unlock_irqrestore(&priv->lock, flags);
@@ -4385,15 +4393,18 @@ static void __devexit iwl4965_pci_remove(struct pci_dev *pdev)
         iwl_dbgfs_unregister(priv);
         sysfs_remove_group(&pdev->dev.kobj, &iwl4965_attribute_group);
 
+        /* ieee80211_unregister_hw call wil cause iwl4965_mac_stop to
+         * to be called and iwl4965_down since we are removing the device
+         * we need to set STATUS_EXIT_PENDING bit.
+         */
+        set_bit(STATUS_EXIT_PENDING, &priv->status);
         if (priv->mac80211_registered) {
                 ieee80211_unregister_hw(priv->hw);
                 priv->mac80211_registered = 0;
+        } else {
+                iwl4965_down(priv);
         }
 
-        set_bit(STATUS_EXIT_PENDING, &priv->status);
-
-        iwl4965_down(priv);
-
         /* make sure we flush any pending irq or
          * tasklet for the driver
          */