diff options
Diffstat (limited to 'net/mac80211/iface.c')
| -rw-r--r-- | net/mac80211/iface.c | 82 |
1 files changed, 75 insertions, 7 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index af8b09214786..128b3468d13e 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -8,7 +8,7 @@ * Copyright 2008, Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (c) 2016 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018-2020 Intel Corporation */ #include <linux/slab.h> #include <linux/kernel.h> @@ -824,9 +824,6 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, case NL80211_IFTYPE_ADHOC: ieee80211_ibss_stop(sdata); break; - case NL80211_IFTYPE_AP: - cancel_work_sync(&sdata->u.ap.request_smps_work); - break; case NL80211_IFTYPE_MONITOR: if (sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES) break; @@ -1205,6 +1202,72 @@ static const struct net_device_ops ieee80211_monitorif_ops = { .ndo_get_stats64 = ieee80211_get_stats64, }; +static const struct net_device_ops ieee80211_dataif_8023_ops = { + .ndo_open = ieee80211_open, + .ndo_stop = ieee80211_stop, + .ndo_uninit = ieee80211_uninit, + .ndo_start_xmit = ieee80211_subif_start_xmit_8023, + .ndo_set_rx_mode = ieee80211_set_multicast_list, + .ndo_set_mac_address = ieee80211_change_mac, + .ndo_select_queue = ieee80211_netdev_select_queue, + .ndo_get_stats64 = ieee80211_get_stats64, +}; + +static void __ieee80211_set_hw_80211_encap(struct ieee80211_sub_if_data *sdata, + bool enable) +{ + sdata->dev->netdev_ops = enable ? &ieee80211_dataif_8023_ops : + &ieee80211_dataif_ops; + sdata->hw_80211_encap = enable; +} + +bool ieee80211_set_hw_80211_encap(struct ieee80211_vif *vif, bool enable) +{ + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); + struct ieee80211_local *local = sdata->local; + struct ieee80211_sub_if_data *iter; + struct ieee80211_key *key; + + mutex_lock(&local->iflist_mtx); + list_for_each_entry(iter, &local->interfaces, list) { + struct ieee80211_sub_if_data *disable = NULL; + + if (vif->type == NL80211_IFTYPE_MONITOR) { + disable = iter; + __ieee80211_set_hw_80211_encap(iter, false); + } else if (iter->vif.type == NL80211_IFTYPE_MONITOR) { + disable = sdata; + enable = false; + } + if (disable) + sdata_dbg(disable, + "disable hw 80211 encap due to mon co-exist\n"); + } + mutex_unlock(&local->iflist_mtx); + + if (enable == sdata->hw_80211_encap) + return enable; + + if (!sdata->dev) + return false; + + if (!ieee80211_hw_check(&local->hw, SUPPORTS_TX_FRAG) && + (local->hw.wiphy->frag_threshold != (u32)-1)) + enable = false; + + mutex_lock(&sdata->local->key_mtx); + list_for_each_entry(key, &sdata->key_list, list) { + if (key->conf.cipher == WLAN_CIPHER_SUITE_TKIP) + enable = false; + } + mutex_unlock(&sdata->local->key_mtx); + + __ieee80211_set_hw_80211_encap(sdata, enable); + + return enable; +} +EXPORT_SYMBOL(ieee80211_set_hw_80211_encap); + static void ieee80211_if_free(struct net_device *dev) { free_percpu(dev->tstats); @@ -1402,8 +1465,10 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, sdata->control_port_no_encrypt = false; sdata->encrypt_headroom = IEEE80211_ENCRYPT_HEADROOM; sdata->vif.bss_conf.idle = true; + sdata->vif.bss_conf.txpower = INT_MIN; /* unset */ sdata->noack_map = 0; + sdata->hw_80211_encap = false; /* only monitor/p2p-device differ */ if (sdata->dev) { @@ -1427,10 +1492,7 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata, case NL80211_IFTYPE_AP: skb_queue_head_init(&sdata->u.ap.ps.bc_buf); INIT_LIST_HEAD(&sdata->u.ap.vlans); - INIT_WORK(&sdata->u.ap.request_smps_work, - ieee80211_request_smps_ap_work); sdata->vif.bss_conf.bssid = sdata->vif.addr; - sdata->u.ap.req_smps = IEEE80211_SMPS_OFF; break; case NL80211_IFTYPE_P2P_CLIENT: type = NL80211_IFTYPE_STATION; @@ -1772,6 +1834,10 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, if_setup, txqs, 1); if (!ndev) return -ENOMEM; + + if (!local->ops->wake_tx_queue && local->hw.wiphy->tx_queue_len) + ndev->tx_queue_len = local->hw.wiphy->tx_queue_len; + dev_net_set(ndev, wiphy_net(local->hw.wiphy)); ndev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); @@ -1871,6 +1937,8 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name, sdata->u.mgd.use_4addr = params->use_4addr; ndev->features |= local->hw.netdev_features; + ndev->hw_features |= ndev->features & + MAC80211_SUPPORTED_FEATURES_TX; netdev_set_default_ethtool_ops(ndev, &ieee80211_ethtool_ops); |