diff options
Diffstat (limited to 'drivers/net/wireless/iwmc3200wifi/netdev.c')
| -rw-r--r-- | drivers/net/wireless/iwmc3200wifi/netdev.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/drivers/net/wireless/iwmc3200wifi/netdev.c b/drivers/net/wireless/iwmc3200wifi/netdev.c deleted file mode 100644 index 68e2c3b6c7a..00000000000 --- a/drivers/net/wireless/iwmc3200wifi/netdev.c +++ /dev/null @@ -1,162 +0,0 @@ -/* - * Intel Wireless Multicomm 3200 WiFi driver - * - * Copyright (C) 2009 Intel Corporation <ilw@linux.intel.com> - * Samuel Ortiz <samuel.ortiz@intel.com> - * Zhu Yi <yi.zhu@intel.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - */ - -/* - * This is the netdev related hooks for iwm. - * - * Some interesting code paths: - * - * iwm_open() (Called at netdev interface bringup time) - * -> iwm_up() (main.c) - * -> iwm_bus_enable() - * -> if_sdio_enable() (In case of an SDIO bus) - * -> sdio_enable_func() - * -> iwm_notif_wait(BARKER_REBOOT) (wait for reboot barker) - * -> iwm_notif_wait(ACK_BARKER) (wait for ACK barker) - * -> iwm_load_fw() (fw.c) - * -> iwm_load_umac() - * -> iwm_load_lmac() (Calibration LMAC) - * -> iwm_load_lmac() (Operational LMAC) - * -> iwm_send_umac_config() - * - * iwm_stop() (Called at netdev interface bringdown time) - * -> iwm_down() - * -> iwm_bus_disable() - * -> if_sdio_disable() (In case of an SDIO bus) - * -> sdio_disable_func() - */ -#include <linux/netdevice.h> - -#include "iwm.h" -#include "cfg80211.h" -#include "debug.h" - -static int iwm_open(struct net_device *ndev) -{ - struct iwm_priv *iwm = ndev_to_iwm(ndev); - int ret = 0; - - if (!test_bit(IWM_RADIO_RFKILL_SW, &iwm->radio)) - ret = iwm_up(iwm); - - return ret; -} - -static int iwm_stop(struct net_device *ndev) -{ - struct iwm_priv *iwm = ndev_to_iwm(ndev); - int ret = 0; - - if (!test_bit(IWM_RADIO_RFKILL_SW, &iwm->radio)) - ret = iwm_down(iwm); - - return ret; -} - -/* - * iwm AC to queue mapping - * - * AC_VO -> queue 3 - * AC_VI -> queue 2 - * AC_BE -> queue 1 - * AC_BK -> queue 0 - */ -static const u16 iwm_1d_to_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 }; - -static u16 iwm_select_queue(struct net_device *dev, struct sk_buff *skb) -{ - skb->priority = cfg80211_classify8021d(skb); - - return iwm_1d_to_queue[skb->priority]; -} - -static const struct net_device_ops iwm_netdev_ops = { - .ndo_open = iwm_open, - .ndo_stop = iwm_stop, - .ndo_start_xmit = iwm_xmit_frame, - .ndo_select_queue = iwm_select_queue, -}; - -void *iwm_if_alloc(int sizeof_bus, struct device *dev, - struct iwm_if_ops *if_ops) -{ - struct net_device *ndev; - struct wireless_dev *wdev; - struct iwm_priv *iwm; - int ret = 0; - - wdev = iwm_wdev_alloc(sizeof_bus, dev); - if (!wdev) { - dev_err(dev, "no memory for wireless device instance\n"); - return ERR_PTR(-ENOMEM); - } - - iwm = wdev_to_iwm(wdev); - iwm->bus_ops = if_ops; - iwm->wdev = wdev; - iwm_priv_init(iwm); - wdev->iftype = iwm_mode_to_nl80211_iftype(iwm->conf.mode); - - ndev = alloc_netdev_mq(0, "wlan%d", ether_setup, - IWM_TX_QUEUES); - if (!ndev) { - dev_err(dev, "no memory for network device instance\n"); - goto out_wdev; - } - - ndev->netdev_ops = &iwm_netdev_ops; - ndev->wireless_handlers = &iwm_iw_handler_def; - ndev->ieee80211_ptr = wdev; - SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy)); - ret = register_netdev(ndev); - if (ret < 0) { - dev_err(dev, "Failed to register netdev: %d\n", ret); - goto out_ndev; - } - - wdev->netdev = ndev; - - return iwm; - - out_ndev: - free_netdev(ndev); - - out_wdev: - iwm_wdev_free(iwm); - return ERR_PTR(ret); -} - -void iwm_if_free(struct iwm_priv *iwm) -{ - int i; - - if (!iwm_to_ndev(iwm)) - return; - - unregister_netdev(iwm_to_ndev(iwm)); - free_netdev(iwm_to_ndev(iwm)); - iwm_wdev_free(iwm); - destroy_workqueue(iwm->rx_wq); - for (i = 0; i < IWM_TX_QUEUES; i++) - destroy_workqueue(iwm->txq[i].wq); -} |