+err_stop_firmware:
+ mwl8k_hw_reset(priv);
+
+ return rc;
+}
+
+/*
+ * invoke mwl8k_reload_firmware to change the firmware image after the device
+ * has already been registered
+ */
+static int mwl8k_reload_firmware(struct ieee80211_hw *hw, char *fw_image)
+{
+ int i, rc = 0;
+ struct mwl8k_priv *priv = hw->priv;
+
+ mwl8k_stop(hw);
+ mwl8k_rxq_deinit(hw, 0);
+
+ for (i = 0; i < MWL8K_TX_QUEUES; i++)
+ mwl8k_txq_deinit(hw, i);
+
+ rc = mwl8k_init_firmware(hw, fw_image, false);
+ if (rc)
+ goto fail;
+
+ rc = mwl8k_probe_hw(hw);
+ if (rc)
+ goto fail;
+
+ rc = mwl8k_start(hw);
+ if (rc)
+ goto fail;
+
+ rc = mwl8k_config(hw, ~0);
+ if (rc)
+ goto fail;
+
+ for (i = 0; i < MWL8K_TX_QUEUES; i++) {
+ rc = mwl8k_conf_tx(hw, i, &priv->wmm_params[i]);
+ if (rc)
+ goto fail;
+ }
+
+ return rc;
+
+fail:
+ printk(KERN_WARNING "mwl8k: Failed to reload firmware image.\n");
+ return rc;
+}
+
+static int mwl8k_firmware_load_success(struct mwl8k_priv *priv)
+{
+ struct ieee80211_hw *hw = priv->hw;
+ int i, rc;
+
+ rc = mwl8k_load_firmware(hw);
+ mwl8k_release_firmware(priv);
+ if (rc) {
+ wiphy_err(hw->wiphy, "Cannot start firmware\n");
+ return rc;
+ }
+
+ /*
+ * Extra headroom is the size of the required DMA header
+ * minus the size of the smallest 802.11 frame (CTS frame).
+ */
+ hw->extra_tx_headroom =
+ sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts);
+
+ hw->channel_change_time = 10;
+
+ hw->queues = MWL8K_TX_QUEUES;
+
+ /* Set rssi values to dBm */
+ hw->flags |= IEEE80211_HW_SIGNAL_DBM;
+ hw->vif_data_size = sizeof(struct mwl8k_vif);
+ hw->sta_data_size = sizeof(struct mwl8k_sta);
+
+ priv->macids_used = 0;
+ INIT_LIST_HEAD(&priv->vif_list);
+
+ /* Set default radio state and preamble */
+ priv->radio_on = 0;
+ priv->radio_short_preamble = 0;
+
+ /* Finalize join worker */
+ INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker);
+
+ /* TX reclaim and RX tasklets. */
+ tasklet_init(&priv->poll_tx_task, mwl8k_tx_poll, (unsigned long)hw);
+ tasklet_disable(&priv->poll_tx_task);
+ tasklet_init(&priv->poll_rx_task, mwl8k_rx_poll, (unsigned long)hw);
+ tasklet_disable(&priv->poll_rx_task);
+
+ /* Power management cookie */
+ priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma);
+ if (priv->cookie == NULL)
+ return -ENOMEM;
+
+ mutex_init(&priv->fw_mutex);
+ priv->fw_mutex_owner = NULL;
+ priv->fw_mutex_depth = 0;
+ priv->hostcmd_wait = NULL;
+
+ spin_lock_init(&priv->tx_lock);
+
+ priv->tx_wait = NULL;
+
+ rc = mwl8k_probe_hw(hw);
+ if (rc)
+ goto err_free_cookie;
+
+ hw->wiphy->interface_modes = 0;
+ if (priv->ap_macids_supported || priv->device_info->fw_image_ap)
+ hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP);
+ if (priv->sta_macids_supported || priv->device_info->fw_image_sta)
+ hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_STATION);
+
+ rc = ieee80211_register_hw(hw);
+ if (rc) {
+ wiphy_err(hw->wiphy, "Cannot register device\n");
+ goto err_unprobe_hw;
+ }
+
+ return 0;
+
+err_unprobe_hw:
+ for (i = 0; i < MWL8K_TX_QUEUES; i++)
+ mwl8k_txq_deinit(hw, i);
+ mwl8k_rxq_deinit(hw, 0);
+