iwlwifi: call apm stop on exit

[pandora-kernel.git] / drivers / net / wireless / iwlwifi / iwl-agn.c

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index ed09e48..4e3d6c7 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -29,7 +29,6 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
@@ -182,14 +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 */
@@ -208,7 +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;
 
@@ -264,7 +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);
@@ -588,8 +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;
@@ -2191,7 +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:
@@ -2603,6 +2602,7 @@ 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");
 
@@ -2613,6 +2613,13 @@ 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) {
@@ -3581,7 +3588,7 @@ 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);