diff options
Diffstat (limited to 'net/mac80211/main.c')
-rw-r--r-- | net/mac80211/main.c | 161 |
1 files changed, 67 insertions, 94 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c index d0dd111..8a7bfc4 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -95,43 +95,47 @@ static void ieee80211_reconfig_filter(struct work_struct *work) static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local) { struct ieee80211_sub_if_data *sdata; - struct ieee80211_channel *chan; + struct cfg80211_chan_def chandef = {}; u32 changed = 0; int power; - enum nl80211_channel_type channel_type; u32 offchannel_flag; - bool scanning = false; offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL; + if (local->scan_channel) { - chan = local->scan_channel; + chandef.chan = local->scan_channel; /* If scanning on oper channel, use whatever channel-type * is currently in use. */ - if (chan == local->_oper_channel) - channel_type = local->_oper_channel_type; - else - channel_type = NL80211_CHAN_NO_HT; + if (chandef.chan == local->_oper_chandef.chan) { + chandef = local->_oper_chandef; + } else { + chandef.width = NL80211_CHAN_WIDTH_20_NOHT; + chandef.center_freq1 = chandef.chan->center_freq; + } } else if (local->tmp_channel) { - chan = local->tmp_channel; - channel_type = NL80211_CHAN_NO_HT; - } else { - chan = local->_oper_channel; - channel_type = local->_oper_channel_type; - } - - if (chan != local->_oper_channel || - channel_type != local->_oper_channel_type) + chandef.chan = local->tmp_channel; + chandef.width = NL80211_CHAN_WIDTH_20_NOHT; + chandef.center_freq1 = chandef.chan->center_freq; + } else + chandef = local->_oper_chandef; + + WARN(!cfg80211_chandef_valid(&chandef), + "control:%d MHz width:%d center: %d/%d MHz", + chandef.chan->center_freq, chandef.width, + chandef.center_freq1, chandef.center_freq2); + + if (!cfg80211_chandef_identical(&chandef, &local->_oper_chandef)) local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL; else local->hw.conf.flags &= ~IEEE80211_CONF_OFFCHANNEL; offchannel_flag ^= local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL; - if (offchannel_flag || chan != local->hw.conf.channel || - channel_type != local->hw.conf.channel_type) { - local->hw.conf.channel = chan; - local->hw.conf.channel_type = channel_type; + if (offchannel_flag || + !cfg80211_chandef_identical(&local->hw.conf.chandef, + &local->_oper_chandef)) { + local->hw.conf.chandef = chandef; changed |= IEEE80211_CONF_CHANGE_CHANNEL; } @@ -147,10 +151,7 @@ static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local) changed |= IEEE80211_CONF_CHANGE_SMPS; } - scanning = test_bit(SCAN_SW_SCANNING, &local->scanning) || - test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning) || - test_bit(SCAN_HW_SCANNING, &local->scanning); - power = chan->max_power; + power = chandef.chan->max_power; rcu_read_lock(); list_for_each_entry_rcu(sdata, &local->interfaces, list) { @@ -226,8 +227,6 @@ u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata) static void ieee80211_tasklet_handler(unsigned long data) { struct ieee80211_local *local = (struct ieee80211_local *) data; - struct sta_info *sta, *tmp; - struct skb_eosp_msg_data *eosp_data; struct sk_buff *skb; while ((skb = skb_dequeue(&local->skb_queue)) || @@ -243,18 +242,6 @@ static void ieee80211_tasklet_handler(unsigned long data) skb->pkt_type = 0; ieee80211_tx_status(&local->hw, skb); break; - case IEEE80211_EOSP_MSG: - eosp_data = (void *)skb->cb; - for_each_sta_info(local, eosp_data->sta, sta, tmp) { - /* skip wrong virtual interface */ - if (memcmp(eosp_data->iface, - sta->sdata->vif.addr, ETH_ALEN)) - continue; - clear_sta_flag(sta, WLAN_STA_SP); - break; - } - dev_kfree_skb(skb); - break; default: WARN(1, "mac80211: Packet is of unknown type %d\n", skb->pkt_type); @@ -295,8 +282,8 @@ void ieee80211_restart_hw(struct ieee80211_hw *hw) "Hardware restart was requested\n"); /* use this reason, ieee80211_reconfig will unblock it */ - ieee80211_stop_queues_by_reason(hw, - IEEE80211_QUEUE_STOP_REASON_SUSPEND); + ieee80211_stop_queues_by_reason(hw, IEEE80211_MAX_QUEUE_MAP, + IEEE80211_QUEUE_STOP_REASON_SUSPEND); /* * Stop all Rx during the reconfig. We don't want state changes @@ -399,30 +386,6 @@ static int ieee80211_ifa6_changed(struct notifier_block *nb, } #endif -static int ieee80211_napi_poll(struct napi_struct *napi, int budget) -{ - struct ieee80211_local *local = - container_of(napi, struct ieee80211_local, napi); - - return local->ops->napi_poll(&local->hw, budget); -} - -void ieee80211_napi_schedule(struct ieee80211_hw *hw) -{ - struct ieee80211_local *local = hw_to_local(hw); - - napi_schedule(&local->napi); -} -EXPORT_SYMBOL(ieee80211_napi_schedule); - -void ieee80211_napi_complete(struct ieee80211_hw *hw) -{ - struct ieee80211_local *local = hw_to_local(hw); - - napi_complete(&local->napi); -} -EXPORT_SYMBOL(ieee80211_napi_complete); - /* There isn't a lot of sense in it, but you can transmit anything you like */ static const struct ieee80211_txrx_stypes ieee80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = { @@ -501,6 +464,27 @@ static const struct ieee80211_ht_cap mac80211_ht_capa_mod_mask = { }, }; +static const struct ieee80211_vht_cap mac80211_vht_capa_mod_mask = { + .vht_cap_info = + cpu_to_le32(IEEE80211_VHT_CAP_RXLDPC | + IEEE80211_VHT_CAP_SHORT_GI_80 | + IEEE80211_VHT_CAP_SHORT_GI_160 | + IEEE80211_VHT_CAP_RXSTBC_1 | + IEEE80211_VHT_CAP_RXSTBC_2 | + IEEE80211_VHT_CAP_RXSTBC_3 | + IEEE80211_VHT_CAP_RXSTBC_4 | + IEEE80211_VHT_CAP_TXSTBC | + IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | + IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | + IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN | + IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN | + IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK), + .supp_mcs = { + .rx_mcs_map = cpu_to_le16(~0), + .tx_mcs_map = cpu_to_le16(~0), + }, +}; + static const u8 extended_capabilities[] = { 0, 0, 0, 0, 0, 0, 0, WLAN_EXT_CAPA8_OPMODE_NOTIF, @@ -572,7 +556,8 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, wiphy->features |= NL80211_FEATURE_SK_TX_STATUS | NL80211_FEATURE_SAE | NL80211_FEATURE_HT_IBSS | - NL80211_FEATURE_VIF_TXPOWER; + NL80211_FEATURE_VIF_TXPOWER | + NL80211_FEATURE_USERSPACE_MPM; if (!ops->hw_scan) wiphy->features |= NL80211_FEATURE_LOW_PRIORITY_SCAN | @@ -607,8 +592,11 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, IEEE80211_RADIOTAP_MCS_HAVE_BW; local->hw.radiotap_vht_details = IEEE80211_RADIOTAP_VHT_KNOWN_GI | IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH; + local->hw.uapsd_queues = IEEE80211_DEFAULT_UAPSD_QUEUES; + local->hw.uapsd_max_sp_len = IEEE80211_DEFAULT_MAX_SP_LEN; local->user_power_level = IEEE80211_UNSET_POWER_LEVEL; wiphy->ht_capa_mod_mask = &mac80211_ht_capa_mod_mask; + wiphy->vht_capa_mod_mask = &mac80211_vht_capa_mod_mask; INIT_LIST_HEAD(&local->interfaces); @@ -647,8 +635,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, spin_lock_init(&local->ack_status_lock); idr_init(&local->ack_status_frames); - /* preallocate at least one entry */ - idr_pre_get(&local->ack_status_frames, GFP_KERNEL); sta_info_init(local); @@ -666,9 +652,6 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, skb_queue_head_init(&local->skb_queue); skb_queue_head_init(&local->skb_queue_unreliable); - /* init dummy netdev for use w/ NAPI */ - init_dummy_netdev(&local->napi_dev); - ieee80211_led_names(local); ieee80211_roc_setup(local); @@ -685,6 +668,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) int channels, max_bitrates; bool supp_ht, supp_vht; netdev_features_t feature_whitelist; + struct cfg80211_chan_def dflt_chandef = {}; static const u32 cipher_suites[] = { /* keep WEP first, it may be removed below */ WLAN_CIPHER_SUITE_WEP40, @@ -762,15 +746,19 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) sband = local->hw.wiphy->bands[band]; if (!sband) continue; - if (!local->use_chanctx && !local->_oper_channel) { + + if (!dflt_chandef.chan) { + cfg80211_chandef_create(&dflt_chandef, + &sband->channels[0], + NL80211_CHAN_NO_HT); /* init channel we're on */ - local->hw.conf.channel = - local->_oper_channel = &sband->channels[0]; - local->hw.conf.channel_type = NL80211_CHAN_NO_HT; + if (!local->use_chanctx && !local->_oper_chandef.chan) { + local->hw.conf.chandef = dflt_chandef; + local->_oper_chandef = dflt_chandef; + } + local->monitor_chandef = dflt_chandef; } - cfg80211_chandef_create(&local->monitor_chandef, - &sband->channels[0], - NL80211_CHAN_NO_HT); + channels += sband->n_channels; if (max_bitrates < sband->n_bitrates) @@ -853,22 +841,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) if (supp_ht) local->scan_ies_len += 2 + sizeof(struct ieee80211_ht_cap); - if (supp_vht) { + if (supp_vht) local->scan_ies_len += 2 + sizeof(struct ieee80211_vht_cap); - /* - * (for now at least), drivers wanting to use VHT must - * support channel contexts, as they contain all the - * necessary VHT information and the global hw config - * doesn't (yet) - */ - if (WARN_ON(!local->use_chanctx)) { - result = -EINVAL; - goto fail_wiphy_register; - } - } - if (!local->ops->hw_scan) { /* For hw_scan, driver needs to set these up. */ local->hw.wiphy->max_scan_ssids = 4; @@ -1023,9 +999,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) goto fail_ifa6; #endif - netif_napi_add(&local->napi_dev, &local->napi, ieee80211_napi_poll, - local->hw.napi_weight); - return 0; #if IS_ENABLED(CONFIG_IPV6) |