X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fmac80211%2Fmain.c;h=f38db4d37e5d6bd93c93ceff48652ce78f6bb0bf;hb=77965c970d7da9c9b6349ff2b1d9adecf54c403b;hp=24b14363d6e70c77766c06946ba5407de122dc89;hpb=e74b3f7d568a62d21a76885438d7351948e7355a;p=linux-2.6-omap-h63xx.git diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 24b14363d6e..f38db4d37e5 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -168,24 +168,67 @@ int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed) return 0; memset(&conf, 0, sizeof(conf)); - conf.changed = changed; - if (sdata->vif.type == NL80211_IFTYPE_STATION || - sdata->vif.type == NL80211_IFTYPE_ADHOC) - conf.bssid = sdata->u.sta.bssid; + if (sdata->vif.type == NL80211_IFTYPE_STATION) + conf.bssid = sdata->u.mgd.bssid; + else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) + conf.bssid = sdata->u.ibss.bssid; else if (sdata->vif.type == NL80211_IFTYPE_AP) conf.bssid = sdata->dev->dev_addr; else if (ieee80211_vif_is_mesh(&sdata->vif)) { - u8 zero[ETH_ALEN] = { 0 }; + static const u8 zero[ETH_ALEN] = { 0 }; conf.bssid = zero; } else { WARN_ON(1); return -EINVAL; } + switch (sdata->vif.type) { + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_ADHOC: + case NL80211_IFTYPE_MESH_POINT: + break; + default: + /* do not warn to simplify caller in scan.c */ + changed &= ~IEEE80211_IFCC_BEACON_ENABLED; + if (WARN_ON(changed & IEEE80211_IFCC_BEACON)) + return -EINVAL; + changed &= ~IEEE80211_IFCC_BEACON; + break; + } + + if (changed & IEEE80211_IFCC_BEACON_ENABLED) { + if (local->sw_scanning) { + conf.enable_beacon = false; + } else { + /* + * Beacon should be enabled, but AP mode must + * check whether there is a beacon configured. + */ + switch (sdata->vif.type) { + case NL80211_IFTYPE_AP: + conf.enable_beacon = + !!rcu_dereference(sdata->u.ap.beacon); + break; + case NL80211_IFTYPE_ADHOC: + conf.enable_beacon = !!sdata->u.ibss.probe_resp; + break; + case NL80211_IFTYPE_MESH_POINT: + conf.enable_beacon = true; + break; + default: + /* not reached */ + WARN_ON(1); + break; + } + } + } + if (WARN_ON(!conf.bssid && (changed & IEEE80211_IFCC_BSSID))) return -EINVAL; + conf.changed = changed; + return local->ops->config_interface(local_to_hw(local), &sdata->vif, &conf); } @@ -208,26 +251,22 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) } if (chan != local->hw.conf.channel || - channel_type != local->hw.conf.ht.channel_type) { + channel_type != local->hw.conf.channel_type) { local->hw.conf.channel = chan; - local->hw.conf.ht.channel_type = channel_type; - switch (channel_type) { - case NL80211_CHAN_NO_HT: - local->hw.conf.ht.enabled = false; - break; - case NL80211_CHAN_HT20: - case NL80211_CHAN_HT40MINUS: - case NL80211_CHAN_HT40PLUS: - local->hw.conf.ht.enabled = true; - break; - } + local->hw.conf.channel_type = channel_type; changed |= IEEE80211_CONF_CHANGE_CHANNEL; } - if (!local->hw.conf.power_level) + if (local->sw_scanning) power = chan->max_power; else - power = min(chan->max_power, local->hw.conf.power_level); + power = local->power_constr_level ? + (chan->max_power - local->power_constr_level) : + chan->max_power; + + if (local->user_power_level) + power = min(power, local->user_power_level); + if (local->hw.conf.power_level != power) { changed |= IEEE80211_CONF_CHANGE_POWER; local->hw.conf.power_level = power; @@ -667,7 +706,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, const struct ieee80211_ops *ops) { struct ieee80211_local *local; - int priv_size; + int priv_size, i; struct wiphy *wiphy; /* Ensure 32-byte alignment of our private data and hw private data. @@ -695,6 +734,10 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, return NULL; wiphy->privid = mac80211_wiphy_privid; + wiphy->max_scan_ssids = 4; + /* Yes, putting cfg80211_bss into ieee80211_bss is a hack */ + wiphy->bss_priv_size = sizeof(struct ieee80211_bss) - + sizeof(struct cfg80211_bss); local = wiphy_priv(wiphy); local->hw.wiphy = wiphy; @@ -722,6 +765,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, local->hw.conf.radio_enabled = true; INIT_LIST_HEAD(&local->interfaces); + mutex_init(&local->iflist_mtx); spin_lock_init(&local->key_lock); @@ -736,6 +780,11 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, setup_timer(&local->dynamic_ps_timer, ieee80211_dynamic_ps_timer, (unsigned long) local); + for (i = 0; i < IEEE80211_MAX_AMPDU_QUEUES; i++) + local->ampdu_ac_queue[i] = -1; + /* using an s8 won't work with more than that */ + BUILD_BUG_ON(IEEE80211_MAX_AMPDU_QUEUES > 127); + sta_info_init(local); tasklet_init(&local->tx_pending_tasklet, ieee80211_tx_pending, @@ -754,6 +803,23 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, } EXPORT_SYMBOL(ieee80211_alloc_hw); +static const struct net_device_ops ieee80211_master_ops = { + .ndo_start_xmit = ieee80211_master_start_xmit, + .ndo_open = ieee80211_master_open, + .ndo_stop = ieee80211_master_stop, + .ndo_set_multicast_list = ieee80211_master_set_multicast_list, + .ndo_select_queue = ieee80211_select_queue, +}; + +static void ieee80211_master_setup(struct net_device *mdev) +{ + mdev->type = ARPHRD_IEEE80211; + mdev->netdev_ops = &ieee80211_master_ops; + mdev->header_ops = &ieee80211_header_ops; + mdev->tx_queue_len = 1000; + mdev->addr_len = ETH_ALEN; +} + int ieee80211_register_hw(struct ieee80211_hw *hw) { struct ieee80211_local *local = hw_to_local(hw); @@ -761,25 +827,33 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) enum ieee80211_band band; struct net_device *mdev; struct ieee80211_master_priv *mpriv; + int channels, i, j; /* * generic code guarantees at least one band, * set this very early because much code assumes * that hw.conf.channel is assigned */ + channels = 0; for (band = 0; band < IEEE80211_NUM_BANDS; band++) { struct ieee80211_supported_band *sband; sband = local->hw.wiphy->bands[band]; - if (sband) { + if (sband && !local->oper_channel) { /* init channel we're on */ local->hw.conf.channel = local->oper_channel = local->scan_channel = &sband->channels[0]; - break; } + if (sband) + channels += sband->n_channels; } + local->int_scan_req.n_channels = channels; + local->int_scan_req.channels = kzalloc(sizeof(void *) * channels, GFP_KERNEL); + if (!local->int_scan_req.channels) + return -ENOMEM; + /* if low-level driver supports AP, we also support VLAN */ if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_AP)) local->hw.wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP_VLAN); @@ -787,9 +861,14 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) /* mac80211 always supports monitor */ local->hw.wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR); + if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) + local->hw.wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; + else if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC) + local->hw.wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; + result = wiphy_register(local->hw.wiphy); if (result < 0) - return result; + goto fail_wiphy_register; /* * We use the number of queues for feature tests (QoS, HT) internally @@ -803,8 +882,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) hw->ampdu_queues = 0; mdev = alloc_netdev_mq(sizeof(struct ieee80211_master_priv), - "wmaster%d", ether_setup, - ieee80211_num_queues(hw)); + "wmaster%d", ieee80211_master_setup, + hw->queues); if (!mdev) goto fail_mdev_alloc; @@ -812,17 +891,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) mpriv->local = local; local->mdev = mdev; - ieee80211_rx_bss_list_init(local); - - mdev->hard_start_xmit = ieee80211_master_start_xmit; - mdev->open = ieee80211_master_open; - mdev->stop = ieee80211_master_stop; - mdev->type = ARPHRD_IEEE80211; - mdev->header_ops = &ieee80211_header_ops; - mdev->set_multicast_list = ieee80211_master_set_multicast_list; - local->hw.workqueue = - create_freezeable_workqueue(wiphy_name(local->hw.wiphy)); + create_singlethread_workqueue(wiphy_name(local->hw.wiphy)); if (!local->hw.workqueue) { result = -ENOMEM; goto fail_workqueue; @@ -846,15 +916,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) local->hw.conf.listen_interval = local->hw.max_listen_interval; - local->wstats_flags |= local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC | - IEEE80211_HW_SIGNAL_DB | - IEEE80211_HW_SIGNAL_DBM) ? - IW_QUAL_QUAL_UPDATED : IW_QUAL_QUAL_INVALID; - local->wstats_flags |= local->hw.flags & IEEE80211_HW_NOISE_DBM ? - IW_QUAL_NOISE_UPDATED : IW_QUAL_NOISE_INVALID; - if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) - local->wstats_flags |= IW_QUAL_DBM; - result = sta_info_start(local); if (result < 0) goto fail_sta_info; @@ -866,6 +927,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) memcpy(local->mdev->dev_addr, local->hw.wiphy->perm_addr, ETH_ALEN); SET_NETDEV_DEV(local->mdev, wiphy_dev(local->hw.wiphy)); + local->mdev->features |= NETIF_F_NETNS_LOCAL; result = register_netdevice(local->mdev); if (result < 0) @@ -887,8 +949,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) goto fail_wep; } - local->mdev->select_queue = ieee80211_select_queue; - /* add one default STA interface if supported */ if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_STATION)) { result = ieee80211_if_add(local, "wlan%d", NULL, @@ -902,6 +962,20 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) ieee80211_led_init(local); + /* alloc internal scan request */ + i = 0; + local->int_scan_req.ssids = &local->scan_ssid; + local->int_scan_req.n_ssids = 1; + for (band = 0; band < IEEE80211_NUM_BANDS; band++) { + if (!hw->wiphy->bands[band]) + continue; + for (j = 0; j < hw->wiphy->bands[band]->n_channels; j++) { + local->int_scan_req.channels[i] = + &hw->wiphy->bands[band]->channels[j]; + i++; + } + } + return 0; fail_wep: @@ -920,6 +994,8 @@ fail_workqueue: free_netdev(local->mdev); fail_mdev_alloc: wiphy_unregister(local->hw.wiphy); +fail_wiphy_register: + kfree(local->int_scan_req.channels); return result; } EXPORT_SYMBOL(ieee80211_register_hw); @@ -947,7 +1023,6 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw) rtnl_unlock(); - ieee80211_rx_bss_list_deinit(local); ieee80211_clear_tx_pending(local); sta_info_stop(local); rate_control_deinitialize(local); @@ -965,6 +1040,7 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw) ieee80211_wep_free(local); ieee80211_led_exit(local); free_netdev(local->mdev); + kfree(local->int_scan_req.channels); } EXPORT_SYMBOL(ieee80211_unregister_hw); @@ -972,6 +1048,8 @@ void ieee80211_free_hw(struct ieee80211_hw *hw) { struct ieee80211_local *local = hw_to_local(hw); + mutex_destroy(&local->iflist_mtx); + wiphy_free(local->hw.wiphy); } EXPORT_SYMBOL(ieee80211_free_hw);