main.c revision 85a9994a0a6cba1a6cc6af4bd3ebd85f778be0fe
1f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc/* 2f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * Copyright 2002-2005, Instant802 Networks, Inc. 3f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * Copyright 2005-2006, Devicescape Software, Inc. 4f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz> 5f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * 6f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * This program is free software; you can redistribute it and/or modify 7f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * it under the terms of the GNU General Public License version 2 as 8f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * published by the Free Software Foundation. 9f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc */ 10f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 11f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <net/mac80211.h> 12f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/module.h> 13f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/init.h> 14f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/netdevice.h> 15f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/types.h> 16f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/slab.h> 17f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/skbuff.h> 18f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/etherdevice.h> 19f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/if_arp.h> 20f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/rtnetlink.h> 21f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <linux/bitmap.h> 2210f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg#include <linux/pm_qos_params.h> 23685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen#include <linux/inetdevice.h> 24881d966b48b035ab3f3aeaae0f3d3f9b584f45b2Eric W. Biederman#include <net/net_namespace.h> 25f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include <net/cfg80211.h> 26f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 27f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include "ieee80211_i.h" 282448798133d747ad339e57099e32a1d1e68aca1cJohannes Berg#include "driver-ops.h" 292c8dccc77420fb7433da5674818959d3499d35beJohannes Berg#include "rate.h" 30f7a921443740d7dafc65b17aa32531730d358f50Luis Carlos Cobo#include "mesh.h" 31f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc#include "wep.h" 322c8dccc77420fb7433da5674818959d3499d35beJohannes Berg#include "led.h" 33e0eb68596232788bc352368f2fbc3cb088e42e41Michael Wu#include "cfg.h" 34e9f207f0ff90bf60b825800d7450e6f2ff2eab88Jiri Benc#include "debugfs.h" 35f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 36681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Bergstatic struct lock_class_key ieee80211_rx_skb_queue_class; 37681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg 380d143fe1e2efc084fa730d2dfa22d0d1ca2ee5f1Johannes Bergvoid ieee80211_configure_filter(struct ieee80211_local *local) 394150c57212ad134765dd78c654a4b9906252b66dJohannes Berg{ 403ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg u64 mc; 414150c57212ad134765dd78c654a4b9906252b66dJohannes Berg unsigned int changed_flags; 424150c57212ad134765dd78c654a4b9906252b66dJohannes Berg unsigned int new_flags = 0; 434150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 4453918994b7c8c3bf0af5f641e1f299856799d883Johannes Berg if (atomic_read(&local->iff_promiscs)) 454150c57212ad134765dd78c654a4b9906252b66dJohannes Berg new_flags |= FIF_PROMISC_IN_BSS; 464150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 4753918994b7c8c3bf0af5f641e1f299856799d883Johannes Berg if (atomic_read(&local->iff_allmultis)) 484150c57212ad134765dd78c654a4b9906252b66dJohannes Berg new_flags |= FIF_ALLMULTI; 494150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 503ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg if (local->monitors || local->scanning) 518cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu new_flags |= FIF_BCN_PRBRESP_PROMISC; 528cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu 537be5086d4cb7cceb71d724a9524d5e927785d04fJohannes Berg if (local->fif_probe_req || local->probe_req_reg) 547be5086d4cb7cceb71d724a9524d5e927785d04fJohannes Berg new_flags |= FIF_PROBE_REQ; 557be5086d4cb7cceb71d724a9524d5e927785d04fJohannes Berg 568cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu if (local->fif_fcsfail) 578cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu new_flags |= FIF_FCSFAIL; 588cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu 598cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu if (local->fif_plcpfail) 608cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu new_flags |= FIF_PLCPFAIL; 618cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu 628cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu if (local->fif_control) 638cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu new_flags |= FIF_CONTROL; 648cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu 658cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu if (local->fif_other_bss) 668cc9a73914b07b5908d8a59320f4557fc9639f2eMichael Wu new_flags |= FIF_OTHER_BSS; 674150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 68e3b90ca28412fb9dcc8c5ca38e179e78fec07eeeIgor Perminov if (local->fif_pspoll) 69e3b90ca28412fb9dcc8c5ca38e179e78fec07eeeIgor Perminov new_flags |= FIF_PSPOLL; 70e3b90ca28412fb9dcc8c5ca38e179e78fec07eeeIgor Perminov 713ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg spin_lock_bh(&local->filter_lock); 724150c57212ad134765dd78c654a4b9906252b66dJohannes Berg changed_flags = local->filter_flags ^ new_flags; 734150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 7422bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko mc = drv_prepare_multicast(local, &local->mc_list); 753ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg spin_unlock_bh(&local->filter_lock); 763ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg 774150c57212ad134765dd78c654a4b9906252b66dJohannes Berg /* be a bit nasty */ 784150c57212ad134765dd78c654a4b9906252b66dJohannes Berg new_flags |= (1<<31); 794150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 803ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg drv_configure_filter(local, changed_flags, &new_flags, mc); 814150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 824150c57212ad134765dd78c654a4b9906252b66dJohannes Berg WARN_ON(new_flags & (1<<31)); 834150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 844150c57212ad134765dd78c654a4b9906252b66dJohannes Berg local->filter_flags = new_flags & ~(1<<31); 854150c57212ad134765dd78c654a4b9906252b66dJohannes Berg} 864150c57212ad134765dd78c654a4b9906252b66dJohannes Berg 873ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Bergstatic void ieee80211_reconfig_filter(struct work_struct *work) 883ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg{ 893ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg struct ieee80211_local *local = 903ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg container_of(work, struct ieee80211_local, reconfig_filter); 913ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg 923ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg ieee80211_configure_filter(local); 933ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg} 943ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg 95b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear/* 96b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear * Returns true if we are logically configured to be on 97b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear * the operating channel AND the hardware-conf is currently 98b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear * configured on the operating channel. Compares channel-type 99b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear * as well. 100b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear */ 101b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greearbool ieee80211_cfg_on_oper_channel(struct ieee80211_local *local) 102b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear{ 103b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear struct ieee80211_channel *chan, *scan_chan; 104b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear enum nl80211_channel_type channel_type; 105b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear 106b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear /* This logic needs to match logic in ieee80211_hw_config */ 107b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear if (local->scan_channel) { 108b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear chan = local->scan_channel; 1094f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear /* If scanning on oper channel, use whatever channel-type 1104f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear * is currently in use. 1114f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear */ 1124f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear if (chan == local->oper_channel) 1134f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear channel_type = local->_oper_channel_type; 1144f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear else 1154f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear channel_type = NL80211_CHAN_NO_HT; 116b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear } else if (local->tmp_channel) { 117b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear chan = scan_chan = local->tmp_channel; 118b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear channel_type = local->tmp_channel_type; 119b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear } else { 120b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear chan = local->oper_channel; 121b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear channel_type = local->_oper_channel_type; 122b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear } 123b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear 124b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear if (chan != local->oper_channel || 125b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear channel_type != local->_oper_channel_type) 126b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear return false; 127b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear 128b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear /* Check current hardware-config against oper_channel. */ 129b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear if ((local->oper_channel != local->hw.conf.channel) || 130b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear (local->_oper_channel_type != local->hw.conf.channel_type)) 131b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear return false; 132b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear 133b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear return true; 134b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear} 135b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear 136e8975581f63870be42ff4662b293d1b0c8c21350Johannes Bergint ieee80211_hw_config(struct ieee80211_local *local, u32 changed) 137b2c258fb11b3fc77a73f8b0453ff1256de812bc6Johannes Berg{ 13858905ca5b11a0ff3860f55b789cbbf052f7158a7Johannes Berg struct ieee80211_channel *chan, *scan_chan; 139b2c258fb11b3fc77a73f8b0453ff1256de812bc6Johannes Berg int ret = 0; 140e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg int power; 141094d05dc32fc2930e381189a942016e5561775d9Sujith enum nl80211_channel_type channel_type; 142ffd2778bb984afe3cc264e22a125c06587020aa3Felix Fietkau u32 offchannel_flag; 143f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 144cb121bad67a32cde37adc2729b7e18aa4fd3063eJohannes Berg might_sleep(); 145cb121bad67a32cde37adc2729b7e18aa4fd3063eJohannes Berg 14658905ca5b11a0ff3860f55b789cbbf052f7158a7Johannes Berg scan_chan = local->scan_channel; 14758905ca5b11a0ff3860f55b789cbbf052f7158a7Johannes Berg 148b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear /* If this off-channel logic ever changes, ieee80211_on_oper_channel 149b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear * may need to change as well. 150b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear */ 151ffd2778bb984afe3cc264e22a125c06587020aa3Felix Fietkau offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL; 15258905ca5b11a0ff3860f55b789cbbf052f7158a7Johannes Berg if (scan_chan) { 15358905ca5b11a0ff3860f55b789cbbf052f7158a7Johannes Berg chan = scan_chan; 1544f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear /* If scanning on oper channel, use whatever channel-type 1554f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear * is currently in use. 1564f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear */ 1574f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear if (chan == local->oper_channel) 1584f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear channel_type = local->_oper_channel_type; 1594f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear else 1604f2e9d91f84ce39698517203974ffc2bcc32a21dBen Greear channel_type = NL80211_CHAN_NO_HT; 161b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear } else if (local->tmp_channel) { 162b8bc4b0aa9bfba755c64b11b8f60e6cfab25dc9dJohannes Berg chan = scan_chan = local->tmp_channel; 163b8bc4b0aa9bfba755c64b11b8f60e6cfab25dc9dJohannes Berg channel_type = local->tmp_channel_type; 16472bdcf34380917260da41e3c49e10edee04bc5cdJouni Malinen } else { 165b2c258fb11b3fc77a73f8b0453ff1256de812bc6Johannes Berg chan = local->oper_channel; 1660aaffa9b9699894aab3266195a529baf9f96ac29Johannes Berg channel_type = local->_oper_channel_type; 16772bdcf34380917260da41e3c49e10edee04bc5cdJouni Malinen } 168b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear 169b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear if (chan != local->oper_channel || 170b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear channel_type != local->_oper_channel_type) 171b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear local->hw.conf.flags |= IEEE80211_CONF_OFFCHANNEL; 172b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear else 173b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear local->hw.conf.flags &= ~IEEE80211_CONF_OFFCHANNEL; 174b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear 175ffd2778bb984afe3cc264e22a125c06587020aa3Felix Fietkau offchannel_flag ^= local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL; 176f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 177ffd2778bb984afe3cc264e22a125c06587020aa3Felix Fietkau if (offchannel_flag || chan != local->hw.conf.channel || 1784797938c5dfa22af30fd16679192972f878419a1Johannes Berg channel_type != local->hw.conf.channel_type) { 179e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg local->hw.conf.channel = chan; 1804797938c5dfa22af30fd16679192972f878419a1Johannes Berg local->hw.conf.channel_type = channel_type; 181e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg changed |= IEEE80211_CONF_CHANGE_CHANNEL; 182e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg } 1838318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg 1840f78231bffb868a30e8533aace142213266bb811Johannes Berg if (!conf_is_ht(&local->hw.conf)) { 1850f78231bffb868a30e8533aace142213266bb811Johannes Berg /* 1860f78231bffb868a30e8533aace142213266bb811Johannes Berg * mac80211.h documents that this is only valid 1870f78231bffb868a30e8533aace142213266bb811Johannes Berg * when the channel is set to an HT type, and 1880f78231bffb868a30e8533aace142213266bb811Johannes Berg * that otherwise STATIC is used. 1890f78231bffb868a30e8533aace142213266bb811Johannes Berg */ 1900f78231bffb868a30e8533aace142213266bb811Johannes Berg local->hw.conf.smps_mode = IEEE80211_SMPS_STATIC; 1910f78231bffb868a30e8533aace142213266bb811Johannes Berg } else if (local->hw.conf.smps_mode != local->smps_mode) { 1920f78231bffb868a30e8533aace142213266bb811Johannes Berg local->hw.conf.smps_mode = local->smps_mode; 1930f78231bffb868a30e8533aace142213266bb811Johannes Berg changed |= IEEE80211_CONF_CHANGE_SMPS; 1940f78231bffb868a30e8533aace142213266bb811Johannes Berg } 1950f78231bffb868a30e8533aace142213266bb811Johannes Berg 19659bdf3b0fe7a183f18ce94696259c4c76abb4568Ben Greear if ((local->scanning & SCAN_SW_SCANNING) || 19759bdf3b0fe7a183f18ce94696259c4c76abb4568Ben Greear (local->scanning & SCAN_HW_SCANNING)) 198e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg power = chan->max_power; 1998318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg else 200a8302de934b5d1897ff146cd0c7ab87d1417c092Vasanthakumar Thiagarajan power = local->power_constr_level ? 201a8302de934b5d1897ff146cd0c7ab87d1417c092Vasanthakumar Thiagarajan (chan->max_power - local->power_constr_level) : 202a8302de934b5d1897ff146cd0c7ab87d1417c092Vasanthakumar Thiagarajan chan->max_power; 203a8302de934b5d1897ff146cd0c7ab87d1417c092Vasanthakumar Thiagarajan 20447afbaf5af9454a7a1a64591e20cbfcc27ca67a8Johannes Berg if (local->user_power_level >= 0) 205a8302de934b5d1897ff146cd0c7ab87d1417c092Vasanthakumar Thiagarajan power = min(power, local->user_power_level); 206a8302de934b5d1897ff146cd0c7ab87d1417c092Vasanthakumar Thiagarajan 207e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg if (local->hw.conf.power_level != power) { 208e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg changed |= IEEE80211_CONF_CHANGE_POWER; 209e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg local->hw.conf.power_level = power; 210e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg } 211b2c258fb11b3fc77a73f8b0453ff1256de812bc6Johannes Berg 212e8975581f63870be42ff4662b293d1b0c8c21350Johannes Berg if (changed && local->open_count) { 2132448798133d747ad339e57099e32a1d1e68aca1cJohannes Berg ret = drv_config(local, changed); 214d73782fdde76554016abf73b46f843b29f520848Johannes Berg /* 215447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * Goal: 216d73782fdde76554016abf73b46f843b29f520848Johannes Berg * HW reconfiguration should never fail, the driver has told 217d73782fdde76554016abf73b46f843b29f520848Johannes Berg * us what it can support so it should live up to that promise. 218447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * 219447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * Current status: 220447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * rfkill is not integrated with mac80211 and a 221447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * configuration command can thus fail if hardware rfkill 222447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * is enabled 223447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * 224447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * FIXME: integrate rfkill with mac80211 and then add this 225447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * WARN_ON() back 226447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre * 227d73782fdde76554016abf73b46f843b29f520848Johannes Berg */ 228447107fb32d75425c95a33f58e6b4b760b470092Reinette Chatre /* WARN_ON(ret); */ 229d73782fdde76554016abf73b46f843b29f520848Johannes Berg } 230f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 231b2c258fb11b3fc77a73f8b0453ff1256de812bc6Johannes Berg return ret; 232b2c258fb11b3fc77a73f8b0453ff1256de812bc6Johannes Berg} 233f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 234471b3efdfccc257591331724145f8ccf8b3217e1Johannes Bergvoid ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata, 235471b3efdfccc257591331724145f8ccf8b3217e1Johannes Berg u32 changed) 236d9430a32886f70c0c16d67c525f6cda2df7906eeDaniel Drake{ 237471b3efdfccc257591331724145f8ccf8b3217e1Johannes Berg struct ieee80211_local *local = sdata->local; 2389cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg static const u8 zero[ETH_ALEN] = { 0 }; 239471b3efdfccc257591331724145f8ccf8b3217e1Johannes Berg 240471b3efdfccc257591331724145f8ccf8b3217e1Johannes Berg if (!changed) 241471b3efdfccc257591331724145f8ccf8b3217e1Johannes Berg return; 242471b3efdfccc257591331724145f8ccf8b3217e1Johannes Berg 2439cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg if (sdata->vif.type == NL80211_IFTYPE_STATION) { 2449cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg /* 2459cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg * While not associated, claim a BSSID of all-zeroes 2469cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg * so that drivers don't do any weird things with the 2479cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg * BSSID at that time. 2489cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg */ 2499cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg if (sdata->vif.bss_conf.assoc) 2509cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg sdata->vif.bss_conf.bssid = sdata->u.mgd.bssid; 2519cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg else 2529cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg sdata->vif.bss_conf.bssid = zero; 2539cef873798dfcdc10ff40b02abf1de935ceeba85Johannes Berg } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) 2542d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg sdata->vif.bss_conf.bssid = sdata->u.ibss.bssid; 2552d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg else if (sdata->vif.type == NL80211_IFTYPE_AP) 25647846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg sdata->vif.bss_conf.bssid = sdata->vif.addr; 2571be7fe8de9f25e173282f8f989f83bc5b5decfe9Bill Jordan else if (sdata->vif.type == NL80211_IFTYPE_WDS) 2581be7fe8de9f25e173282f8f989f83bc5b5decfe9Bill Jordan sdata->vif.bss_conf.bssid = NULL; 2592d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg else if (ieee80211_vif_is_mesh(&sdata->vif)) { 2602d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg sdata->vif.bss_conf.bssid = zero; 2612d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg } else { 2622d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg WARN_ON(1); 2632d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg return; 2642d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg } 2652d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg 2662d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg switch (sdata->vif.type) { 2672d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg case NL80211_IFTYPE_AP: 2682d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg case NL80211_IFTYPE_ADHOC: 2691be7fe8de9f25e173282f8f989f83bc5b5decfe9Bill Jordan case NL80211_IFTYPE_WDS: 2702d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg case NL80211_IFTYPE_MESH_POINT: 2712d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg break; 2722d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg default: 2732d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg /* do not warn to simplify caller in scan.c */ 2742d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg changed &= ~BSS_CHANGED_BEACON_ENABLED; 2752d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg if (WARN_ON(changed & BSS_CHANGED_BEACON)) 2762d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg return; 2772d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg break; 2782d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg } 2792d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg 2802d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg if (changed & BSS_CHANGED_BEACON_ENABLED) { 2819607e6b66a0d25ca63b70d54a4283fa13d8f7c9dJohannes Berg if (local->quiescing || !ieee80211_sdata_running(sdata) || 282b23b025fe246f3acc2988eb6d400df34c27cb8aeBen Greear test_bit(SDATA_STATE_OFFCHANNEL, &sdata->state)) { 2832d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg sdata->vif.bss_conf.enable_beacon = false; 2842d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg } else { 2852d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg /* 2862d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg * Beacon should be enabled, but AP mode must 2872d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg * check whether there is a beacon configured. 2882d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg */ 2892d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg switch (sdata->vif.type) { 2902d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg case NL80211_IFTYPE_AP: 2912d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg sdata->vif.bss_conf.enable_beacon = 2920379185b6c0d1e8252023698cf1091da92a3dc03Johannes Berg !!sdata->u.ap.beacon; 2932d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg break; 2942d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg case NL80211_IFTYPE_ADHOC: 2952d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg sdata->vif.bss_conf.enable_beacon = 2960379185b6c0d1e8252023698cf1091da92a3dc03Johannes Berg !!sdata->u.ibss.presp; 2972d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg break; 2987659a193f94c0003dd06e9e874d19bade1a8c952Javier Cardona#ifdef CONFIG_MAC80211_MESH 2992d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg case NL80211_IFTYPE_MESH_POINT: 30029cbe68c516a48a9a88b3226878570c6cbd83c02Johannes Berg sdata->vif.bss_conf.enable_beacon = 30129cbe68c516a48a9a88b3226878570c6cbd83c02Johannes Berg !!sdata->u.mesh.mesh_id_len; 3022d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg break; 3037659a193f94c0003dd06e9e874d19bade1a8c952Javier Cardona#endif 3042d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg default: 3052d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg /* not reached */ 3062d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg WARN_ON(1); 3072d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg break; 3082d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg } 3092d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg } 3102d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg } 3112d0ddec5b2b859f06116f631fc0ffe94fbceb556Johannes Berg 31212375ef933fa8271396ed0c1e318cb1bd2e2689dJohannes Berg drv_bss_info_changed(local, sdata, &sdata->vif.bss_conf, changed); 313d9430a32886f70c0c16d67c525f6cda2df7906eeDaniel Drake} 314d9430a32886f70c0c16d67c525f6cda2df7906eeDaniel Drake 315f698d856f65c3fea091cc303a135967965c5b880Jasper Bryant-Greeneu32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata) 316d9430a32886f70c0c16d67c525f6cda2df7906eeDaniel Drake{ 317bda3933a8aceedd03e0dd410844bd310033ca756Johannes Berg sdata->vif.bss_conf.use_cts_prot = false; 318bda3933a8aceedd03e0dd410844bd310033ca756Johannes Berg sdata->vif.bss_conf.use_short_preamble = false; 319bda3933a8aceedd03e0dd410844bd310033ca756Johannes Berg sdata->vif.bss_conf.use_short_slot = false; 3207a5158ef8da70fdedeb0530faaa8128aa645be3cJohannes Berg return BSS_CHANGED_ERP_CTS_PROT | 3217a5158ef8da70fdedeb0530faaa8128aa645be3cJohannes Berg BSS_CHANGED_ERP_PREAMBLE | 3227a5158ef8da70fdedeb0530faaa8128aa645be3cJohannes Berg BSS_CHANGED_ERP_SLOT; 323d9430a32886f70c0c16d67c525f6cda2df7906eeDaniel Drake} 324d9430a32886f70c0c16d67c525f6cda2df7906eeDaniel Drake 325f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencstatic void ieee80211_tasklet_handler(unsigned long data) 326f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc{ 327f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct ieee80211_local *local = (struct ieee80211_local *) data; 328f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct sk_buff *skb; 329f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 330f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc while ((skb = skb_dequeue(&local->skb_queue)) || 331f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc (skb = skb_dequeue(&local->skb_queue_unreliable))) { 332f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc switch (skb->pkt_type) { 333f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc case IEEE80211_RX_MSG: 33451fb61e76d952e6bc2fbdd9f0d38425fbab1cf31Johannes Berg /* Clear skb->pkt_type in order to not confuse kernel 335f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * netstack. */ 336f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc skb->pkt_type = 0; 337f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx(local_to_hw(local), skb); 338f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc break; 339f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc case IEEE80211_TX_STATUS_MSG: 340f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc skb->pkt_type = 0; 341e039fa4a4195ac4ee895e6f3d1334beed63256feJohannes Berg ieee80211_tx_status(local_to_hw(local), skb); 342f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc break; 343f4ea83dd743d3e1bec8fdf954ac911c6b12ae87aJohannes Berg default: 3445e3f308997f53d00e8cbebdb89d4f6e347aa963aLarry Finger WARN(1, "mac80211: Packet is of unknown type %d\n", 3455e3f308997f53d00e8cbebdb89d4f6e347aa963aLarry Finger skb->pkt_type); 346f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc dev_kfree_skb(skb); 347f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc break; 348f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc } 349f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc } 350f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc} 351f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 352f2753ddbadb0873a98421415882318251bbd9eaaJohannes Bergstatic void ieee80211_restart_work(struct work_struct *work) 353f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg{ 354f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg struct ieee80211_local *local = 355f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg container_of(work, struct ieee80211_local, restart_work); 356f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg 357bc86863de63e6ae7ec6f9f524604631608c6cb02Stanislaw Gruszka /* wait for scan work complete */ 358bc86863de63e6ae7ec6f9f524604631608c6cb02Stanislaw Gruszka flush_workqueue(local->workqueue); 359bc86863de63e6ae7ec6f9f524604631608c6cb02Stanislaw Gruszka 360bc86863de63e6ae7ec6f9f524604631608c6cb02Stanislaw Gruszka mutex_lock(&local->mtx); 36179f460ca49d8d5700756ab7071c951311c7f29ccLuciano Coelho WARN(test_bit(SCAN_HW_SCANNING, &local->scanning) || 36279f460ca49d8d5700756ab7071c951311c7f29ccLuciano Coelho local->sched_scanning, 363bc86863de63e6ae7ec6f9f524604631608c6cb02Stanislaw Gruszka "%s called with hardware scan in progress\n", __func__); 364bc86863de63e6ae7ec6f9f524604631608c6cb02Stanislaw Gruszka mutex_unlock(&local->mtx); 365bc86863de63e6ae7ec6f9f524604631608c6cb02Stanislaw Gruszka 366f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg rtnl_lock(); 3674136c4224ccf1907d309e1cdfaefef9da97dbc5eStanislaw Gruszka ieee80211_scan_cancel(local); 368f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg ieee80211_reconfig(local); 369f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg rtnl_unlock(); 370f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg} 371f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg 372f2753ddbadb0873a98421415882318251bbd9eaaJohannes Bergvoid ieee80211_restart_hw(struct ieee80211_hw *hw) 373f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg{ 374f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg struct ieee80211_local *local = hw_to_local(hw); 375f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg 376b5878a2dc5e7e7f031a52c3e15b571224cb6b540Johannes Berg trace_api_restart_hw(local); 377b5878a2dc5e7e7f031a52c3e15b571224cb6b540Johannes Berg 378b196d031f2bb29c253050d554130e41c7e3cbfb0Michael Buesch wiphy_info(hw->wiphy, 379b196d031f2bb29c253050d554130e41c7e3cbfb0Michael Buesch "Hardware restart was requested\n"); 380b196d031f2bb29c253050d554130e41c7e3cbfb0Michael Buesch 38118145c69349f2ab60c470798f83b3a2639e2a8d9John W. Linville /* use this reason, ieee80211_reconfig will unblock it */ 382f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg ieee80211_stop_queues_by_reason(hw, 383f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg IEEE80211_QUEUE_STOP_REASON_SUSPEND); 384f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg 385f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg schedule_work(&local->restart_work); 386f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg} 387f2753ddbadb0873a98421415882318251bbd9eaaJohannes BergEXPORT_SYMBOL(ieee80211_restart_hw); 388f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg 3890f78231bffb868a30e8533aace142213266bb811Johannes Bergstatic void ieee80211_recalc_smps_work(struct work_struct *work) 3900f78231bffb868a30e8533aace142213266bb811Johannes Berg{ 3910f78231bffb868a30e8533aace142213266bb811Johannes Berg struct ieee80211_local *local = 3920f78231bffb868a30e8533aace142213266bb811Johannes Berg container_of(work, struct ieee80211_local, recalc_smps); 3930f78231bffb868a30e8533aace142213266bb811Johannes Berg 3940f78231bffb868a30e8533aace142213266bb811Johannes Berg mutex_lock(&local->iflist_mtx); 395025e6be220e448c02045e8499c7db8ce4bc8eea2Johannes Berg ieee80211_recalc_smps(local); 3960f78231bffb868a30e8533aace142213266bb811Johannes Berg mutex_unlock(&local->iflist_mtx); 3970f78231bffb868a30e8533aace142213266bb811Johannes Berg} 3980f78231bffb868a30e8533aace142213266bb811Johannes Berg 39926b36cfefaf2be98b225e3c1a399edb0daf52dddJohn W. Linville#ifdef CONFIG_INET 4002b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinenstatic int ieee80211_ifa_changed(struct notifier_block *nb, 4012b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen unsigned long data, void *arg) 4022b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen{ 4032b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen struct in_ifaddr *ifa = arg; 4042b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen struct ieee80211_local *local = 4052b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen container_of(nb, struct ieee80211_local, 4062b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen ifa_notifier); 4072b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen struct net_device *ndev = ifa->ifa_dev->dev; 4082b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen struct wireless_dev *wdev = ndev->ieee80211_ptr; 409685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen struct in_device *idev; 4102b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen struct ieee80211_sub_if_data *sdata; 411685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen struct ieee80211_bss_conf *bss_conf; 4122b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen struct ieee80211_if_managed *ifmgd; 413685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen int c = 0; 4142b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 4152b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen /* Make sure it's our interface that got changed */ 4162b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen if (!wdev) 4172b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen return NOTIFY_DONE; 4182b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 4192b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen if (wdev->wiphy != local->hw.wiphy) 4202b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen return NOTIFY_DONE; 4212b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 4222b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen sdata = IEEE80211_DEV_TO_SUB_IF(ndev); 423685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen bss_conf = &sdata->vif.bss_conf; 4242b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 42526a58456be40d8181b884eb5b4e61e3f73ba94e0Johannes Berg if (!ieee80211_sdata_running(sdata)) 42626a58456be40d8181b884eb5b4e61e3f73ba94e0Johannes Berg return NOTIFY_DONE; 42726a58456be40d8181b884eb5b4e61e3f73ba94e0Johannes Berg 4282b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen /* ARP filtering is only supported in managed mode */ 4292b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen if (sdata->vif.type != NL80211_IFTYPE_STATION) 4302b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen return NOTIFY_DONE; 4312b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 43295ae6b228f814fc0528d0506ee9f18ac333d6851Eric Dumazet idev = __in_dev_get_rtnl(sdata->dev); 433685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen if (!idev) 434685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen return NOTIFY_DONE; 435685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen 4362b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen ifmgd = &sdata->u.mgd; 4372b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen mutex_lock(&ifmgd->mtx); 438685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen 439685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen /* Copy the addresses to the bss_conf list */ 440685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen ifa = idev->ifa_list; 441685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen while (c < IEEE80211_BSS_ARP_ADDR_LIST_LEN && ifa) { 442685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen bss_conf->arp_addr_list[c] = ifa->ifa_address; 443685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen ifa = ifa->ifa_next; 444685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen c++; 445685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen } 446685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen 447685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen /* If not all addresses fit the list, disable filtering */ 448685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen if (ifa) { 449685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen sdata->arp_filter_state = false; 450685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen c = 0; 451685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen } else { 452685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen sdata->arp_filter_state = true; 453685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen } 454685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen bss_conf->arp_addr_cnt = c; 455685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen 456685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen /* Configure driver only if associated */ 457685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen if (ifmgd->associated) { 458685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen bss_conf->arp_filter_enabled = sdata->arp_filter_state; 459685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen ieee80211_bss_info_change_notify(sdata, 460685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen BSS_CHANGED_ARP_FILTER); 461685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen } 462685429623f88d84f98bd5daffc3c427c408740d4Juuso Oikarinen 4632b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen mutex_unlock(&ifmgd->mtx); 4642b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 4652b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen return NOTIFY_DONE; 4662b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen} 46726b36cfefaf2be98b225e3c1a399edb0daf52dddJohn W. Linville#endif 4682b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 4694e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linvillestatic int ieee80211_napi_poll(struct napi_struct *napi, int budget) 4704e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville{ 4714e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville struct ieee80211_local *local = 4724e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville container_of(napi, struct ieee80211_local, napi); 4734e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 4744e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville return local->ops->napi_poll(&local->hw, budget); 4754e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville} 4764e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 4774e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linvillevoid ieee80211_napi_schedule(struct ieee80211_hw *hw) 4784e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville{ 4794e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville struct ieee80211_local *local = hw_to_local(hw); 4804e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 4814e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville napi_schedule(&local->napi); 4824e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville} 4834e6cbfd09c66893e5134c9896e9af353c2322b66John W. LinvilleEXPORT_SYMBOL(ieee80211_napi_schedule); 4844e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 4854e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linvillevoid ieee80211_napi_complete(struct ieee80211_hw *hw) 4864e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville{ 4874e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville struct ieee80211_local *local = hw_to_local(hw); 4884e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 4894e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville napi_complete(&local->napi); 4904e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville} 4914e6cbfd09c66893e5134c9896e9af353c2322b66John W. LinvilleEXPORT_SYMBOL(ieee80211_napi_complete); 4924e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 4932e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg/* There isn't a lot of sense in it, but you can transmit anything you like */ 4942e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Bergstatic const struct ieee80211_txrx_stypes 4952e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Bergieee80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = { 4962e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg [NL80211_IFTYPE_ADHOC] = { 4972e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .tx = 0xffff, 4982e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .rx = BIT(IEEE80211_STYPE_ACTION >> 4), 4992e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg }, 5002e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg [NL80211_IFTYPE_STATION] = { 5012e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .tx = 0xffff, 5022e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 5032e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_PROBE_REQ >> 4), 5042e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg }, 5052e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg [NL80211_IFTYPE_AP] = { 5062e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .tx = 0xffff, 5072e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 5082e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 5092e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 5102e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_DISASSOC >> 4) | 5112e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_AUTH >> 4) | 5122e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_DEAUTH >> 4) | 5132e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_ACTION >> 4), 5142e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg }, 5152e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg [NL80211_IFTYPE_AP_VLAN] = { 5162e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg /* copy AP */ 5172e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .tx = 0xffff, 5182e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 5192e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 5202e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 5212e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_DISASSOC >> 4) | 5222e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_AUTH >> 4) | 5232e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_DEAUTH >> 4) | 5242ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg BIT(IEEE80211_STYPE_ACTION >> 4), 5252ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg }, 5262ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg [NL80211_IFTYPE_P2P_CLIENT] = { 5272ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg .tx = 0xffff, 5282ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 5292ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg BIT(IEEE80211_STYPE_PROBE_REQ >> 4), 5302ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg }, 5312ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg [NL80211_IFTYPE_P2P_GO] = { 5322ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg .tx = 0xffff, 5332ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | 5342ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | 5352ca27bcff7127da1aa7dd39cd2a6f7cb187e327fJohannes Berg BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | 5362e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_DISASSOC >> 4) | 5372e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_AUTH >> 4) | 5382e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_DEAUTH >> 4) | 5392e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg BIT(IEEE80211_STYPE_ACTION >> 4), 5402e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg }, 541c7108a7111cd9e592d6ad498be37276dbea75d2bJavier Cardona [NL80211_IFTYPE_MESH_POINT] = { 542c7108a7111cd9e592d6ad498be37276dbea75d2bJavier Cardona .tx = 0xffff, 54371839121a0f35f9968d2e204a76eb22683156fd8Javier Cardona .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 54471839121a0f35f9968d2e204a76eb22683156fd8Javier Cardona BIT(IEEE80211_STYPE_AUTH >> 4) | 54571839121a0f35f9968d2e204a76eb22683156fd8Javier Cardona BIT(IEEE80211_STYPE_DEAUTH >> 4), 546c7108a7111cd9e592d6ad498be37276dbea75d2bJavier Cardona }, 5472e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg}; 5482e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg 549f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencstruct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, 550f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc const struct ieee80211_ops *ops) 551f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc{ 552f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct ieee80211_local *local; 55396f5e66e8a79810e2982cdcfa28e554f3d97da21Johannes Berg int priv_size, i; 554f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct wiphy *wiphy; 555f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 556f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc /* Ensure 32-byte alignment of our private data and hw private data. 557f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * We use the wiphy priv data for both our ieee80211_local and for 558f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * the driver's private data 559f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * 560f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * In memory it'll be like this: 561f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * 562f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * +-------------------------+ 563f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * | struct wiphy | 564f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * +-------------------------+ 565f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * | struct ieee80211_local | 566f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * +-------------------------+ 567f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * | driver's private data | 568f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * +-------------------------+ 569f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc * 570f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc */ 5711ce8e7b57b3a4527ef83da1c5c7bd8a6b9d87b56Eric Dumazet priv_size = ALIGN(sizeof(*local), NETDEV_ALIGN) + priv_data_len; 572f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 573f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc wiphy = wiphy_new(&mac80211_config_ops, priv_size); 574f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 575f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc if (!wiphy) 576f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc return NULL; 577f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 5782e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg wiphy->mgmt_stypes = ieee80211_default_mgmt_stypes; 5792e161f78e5f63a7f9fd25a766bb7f816a01eb14aJohannes Berg 580207aba6018a7b1757b5248ced2b280d20790c498Johannes Berg wiphy->privid = mac80211_wiphy_privid; 581207aba6018a7b1757b5248ced2b280d20790c498Johannes Berg 5829bc383de37090ba7ca3ff32a12c9d809dc5867f0Johannes Berg wiphy->flags |= WIPHY_FLAG_NETNS_OK | 5839bc383de37090ba7ca3ff32a12c9d809dc5867f0Johannes Berg WIPHY_FLAG_4ADDR_AP | 584f0dc7999b54ae0464d7144b81d21e1d39a389d49Jouni Malinen WIPHY_FLAG_4ADDR_STATION; 585207aba6018a7b1757b5248ced2b280d20790c498Johannes Berg 586207aba6018a7b1757b5248ced2b280d20790c498Johannes Berg if (!ops->set_key) 587207aba6018a7b1757b5248ced2b280d20790c498Johannes Berg wiphy->flags |= WIPHY_FLAG_IBSS_RSN; 58818a8365992a8041aa178ae9ad5f0d951d0457230Johannes Berg 5890c1ad2cac1cb54db38fd4cc1822965071ee83f6eJohannes Berg wiphy->bss_priv_size = sizeof(struct ieee80211_bss); 590f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 591f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc local = wiphy_priv(wiphy); 592de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg 593f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc local->hw.wiphy = wiphy; 594f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 5951ce8e7b57b3a4527ef83da1c5c7bd8a6b9d87b56Eric Dumazet local->hw.priv = (char *)local + ALIGN(sizeof(*local), NETDEV_ALIGN); 596f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 5974480f15ca62a595248d6d8e2b3e75052113cde59Johannes Berg BUG_ON(!ops->tx); 5984150c57212ad134765dd78c654a4b9906252b66dJohannes Berg BUG_ON(!ops->start); 5994150c57212ad134765dd78c654a4b9906252b66dJohannes Berg BUG_ON(!ops->stop); 6004480f15ca62a595248d6d8e2b3e75052113cde59Johannes Berg BUG_ON(!ops->config); 6014480f15ca62a595248d6d8e2b3e75052113cde59Johannes Berg BUG_ON(!ops->add_interface); 6024150c57212ad134765dd78c654a4b9906252b66dJohannes Berg BUG_ON(!ops->remove_interface); 6034150c57212ad134765dd78c654a4b9906252b66dJohannes Berg BUG_ON(!ops->configure_filter); 604f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc local->ops = ops; 605f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 606e6a9854b05c1a6af1308fe2b8c68f35abf28a3eeJohannes Berg /* set up some defaults */ 607e6a9854b05c1a6af1308fe2b8c68f35abf28a3eeJohannes Berg local->hw.queues = 1; 608e6a9854b05c1a6af1308fe2b8c68f35abf28a3eeJohannes Berg local->hw.max_rates = 1; 60978be49ec2a0df34de9441930fdced20311fd709fHelmut Schaa local->hw.max_report_rates = 0; 610df6ba5d80d6c9b51471d5fa046c3c06988e5f62aLuciano Coelho local->hw.max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF; 611b9a5f8cab751d362f7c2d94899ca788c22fcd1efJouni Malinen local->hw.conf.long_frame_max_tx_count = wiphy->retry_long; 612b9a5f8cab751d362f7c2d94899ca788c22fcd1efJouni Malinen local->hw.conf.short_frame_max_tx_count = wiphy->retry_short; 613c428c89201a57a0ce24c37ed79e540d1f4101cf3Johannes Berg local->user_power_level = -1; 61450ae0cf15c3da2f6a8e4558de5010923e84736b2Kalle Valo local->uapsd_queues = IEEE80211_DEFAULT_UAPSD_QUEUES; 61550ae0cf15c3da2f6a8e4558de5010923e84736b2Kalle Valo local->uapsd_max_sp_len = IEEE80211_DEFAULT_MAX_SP_LEN; 616f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 61779010420cc3f78eab911598bfdd29c4b06a83e1fJohannes Berg INIT_LIST_HEAD(&local->interfaces); 6182f787b0b76bf5de2eaa3ca3a29d89123ae03c856YOSHIFUJI Hideaki / 吉藤英明 6192f787b0b76bf5de2eaa3ca3a29d89123ae03c856YOSHIFUJI Hideaki / 吉藤英明 __hw_addr_init(&local->mc_list); 6202f787b0b76bf5de2eaa3ca3a29d89123ae03c856YOSHIFUJI Hideaki / 吉藤英明 621c771c9d8da1e8292ef8bf7fd4ce135dacc650130Johannes Berg mutex_init(&local->iflist_mtx); 622a1699b75a1db31a1da2f0fc610ee696d02a19280Johannes Berg mutex_init(&local->mtx); 623f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 624ad0e2b5a00dbec303e4682b403bb6703d11dcdb2Johannes Berg mutex_init(&local->key_mtx); 6253b8d81e020f77c9da8b85b0685c8cd2ca7c7b150Johannes Berg spin_lock_init(&local->filter_lock); 626ce7c9111a97492d04c504f40736a669c235d664aKalle Valo spin_lock_init(&local->queue_stop_reason_lock); 627ce7c9111a97492d04c504f40736a669c235d664aKalle Valo 628681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg /* 629681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg * The rx_skb_queue is only accessed from tasklets, 630681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg * but other SKB queues are used from within IRQ 631681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg * context. Therefore, this one needs a different 632681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg * locking class so our direct, non-irq-safe use of 633681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg * the queue's lock doesn't throw lockdep warnings. 634681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg */ 635681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg skb_queue_head_init_class(&local->rx_skb_queue, 636681c4d07dd5b2ce2ad9f6dbbf7841e479fbc7754Johannes Berg &ieee80211_rx_skb_queue_class); 63724a8fdad35835e8d71f7c4b978a246fafed2e7b4Christian Lamparter 638c2b13452b283f9c4a5b02a6b53ed6416ebf4c03cJohannes Berg INIT_DELAYED_WORK(&local->scan_work, ieee80211_scan_work); 639f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 640af6b63741cc4e4dfd575d06beb333b11a8a6e0c0Johannes Berg ieee80211_work_init(local); 641af6b63741cc4e4dfd575d06beb333b11a8a6e0c0Johannes Berg 642f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg INIT_WORK(&local->restart_work, ieee80211_restart_work); 643f2753ddbadb0873a98421415882318251bbd9eaaJohannes Berg 6443ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg INIT_WORK(&local->reconfig_filter, ieee80211_reconfig_filter); 6450f78231bffb868a30e8533aace142213266bb811Johannes Berg INIT_WORK(&local->recalc_smps, ieee80211_recalc_smps_work); 6460f78231bffb868a30e8533aace142213266bb811Johannes Berg local->smps_mode = IEEE80211_SMPS_OFF; 6473ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg 648520eb82076993b7f55ef9b80771d264272e5127bKalle Valo INIT_WORK(&local->dynamic_ps_enable_work, 649520eb82076993b7f55ef9b80771d264272e5127bKalle Valo ieee80211_dynamic_ps_enable_work); 650520eb82076993b7f55ef9b80771d264272e5127bKalle Valo INIT_WORK(&local->dynamic_ps_disable_work, 651520eb82076993b7f55ef9b80771d264272e5127bKalle Valo ieee80211_dynamic_ps_disable_work); 652520eb82076993b7f55ef9b80771d264272e5127bKalle Valo setup_timer(&local->dynamic_ps_timer, 653520eb82076993b7f55ef9b80771d264272e5127bKalle Valo ieee80211_dynamic_ps_timer, (unsigned long) local); 654520eb82076993b7f55ef9b80771d264272e5127bKalle Valo 65585a9994a0a6cba1a6cc6af4bd3ebd85f778be0feLuciano Coelho INIT_WORK(&local->sched_scan_stopped_work, 65685a9994a0a6cba1a6cc6af4bd3ebd85f778be0feLuciano Coelho ieee80211_sched_scan_stopped_work); 65785a9994a0a6cba1a6cc6af4bd3ebd85f778be0feLuciano Coelho 658f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc sta_info_init(local); 659f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 660a6a67db2bc89d2b1ff07e0817f11235c20d2c329Johannes Berg for (i = 0; i < IEEE80211_MAX_QUEUES; i++) { 6612a577d98712a284a612dd51d69db5cb989810dc2Johannes Berg skb_queue_head_init(&local->pending[i]); 662a6a67db2bc89d2b1ff07e0817f11235c20d2c329Johannes Berg atomic_set(&local->agg_queue_stop[i], 0); 663a6a67db2bc89d2b1ff07e0817f11235c20d2c329Johannes Berg } 664f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc tasklet_init(&local->tx_pending_tasklet, ieee80211_tx_pending, 665f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc (unsigned long)local); 666f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 667f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc tasklet_init(&local->tasklet, 668f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc ieee80211_tasklet_handler, 669f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc (unsigned long) local); 670f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 671f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc skb_queue_head_init(&local->skb_queue); 672f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc skb_queue_head_init(&local->skb_queue_unreliable); 673f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 6744e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville /* init dummy netdev for use w/ NAPI */ 6754e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville init_dummy_netdev(&local->napi_dev); 6764e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 677fe67c913f1ec2a01aaa9176c80ef36eaf87d705dJohannes Berg ieee80211_led_names(local); 678fe67c913f1ec2a01aaa9176c80ef36eaf87d705dJohannes Berg 67921f83589644bb2ed98079bf1e2154c8e70ca6a6cJohannes Berg ieee80211_hw_roc_setup(local); 68021f83589644bb2ed98079bf1e2154c8e70ca6a6cJohannes Berg 681f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc return local_to_hw(local); 682f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc} 683f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri BencEXPORT_SYMBOL(ieee80211_alloc_hw); 684f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 685f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencint ieee80211_register_hw(struct ieee80211_hw *hw) 686f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc{ 687f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct ieee80211_local *local = hw_to_local(hw); 688f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc int result; 6898318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg enum ieee80211_band band; 690be4a4b6a5d2f76393f545a2545fbaa1b65577e13Johannes Berg int channels, max_bitrates; 6915ef2d41afb7fce2315d12a8aaebe0c9f1b50755bJohannes Berg bool supp_ht; 69225e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg static const u32 cipher_suites[] = { 6935daa8a8e691e28c6c725e7e91319b160b555c615Johannes Berg /* keep WEP first, it may be removed below */ 69425e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg WLAN_CIPHER_SUITE_WEP40, 69525e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg WLAN_CIPHER_SUITE_WEP104, 69625e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg WLAN_CIPHER_SUITE_TKIP, 69725e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg WLAN_CIPHER_SUITE_CCMP, 69825e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg 69925e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg /* keep last -- depends on hw flags! */ 70025e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg WLAN_CIPHER_SUITE_AES_CMAC 70125e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg }; 7028318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg 70338bb3e9da62f6ebf1c6940d5482f0d6f431dac1cLarry Finger if ((hw->wiphy->wowlan.flags || hw->wiphy->wowlan.n_patterns) 70438bb3e9da62f6ebf1c6940d5482f0d6f431dac1cLarry Finger#ifdef CONFIG_PM 70538bb3e9da62f6ebf1c6940d5482f0d6f431dac1cLarry Finger && (!local->ops->suspend || !local->ops->resume) 70638bb3e9da62f6ebf1c6940d5482f0d6f431dac1cLarry Finger#endif 70738bb3e9da62f6ebf1c6940d5482f0d6f431dac1cLarry Finger ) 708eecc48000afe2ca6da22122d553b7cad294e42fcJohannes Berg return -EINVAL; 709eecc48000afe2ca6da22122d553b7cad294e42fcJohannes Berg 71078be49ec2a0df34de9441930fdced20311fd709fHelmut Schaa if (hw->max_report_rates == 0) 71178be49ec2a0df34de9441930fdced20311fd709fHelmut Schaa hw->max_report_rates = hw->max_rates; 71278be49ec2a0df34de9441930fdced20311fd709fHelmut Schaa 7138318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg /* 7148318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg * generic code guarantees at least one band, 7158318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg * set this very early because much code assumes 7168318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg * that hw.conf.channel is assigned 7178318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg */ 7182a5193119269062608582418deba7af82844159aJohannes Berg channels = 0; 719de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg max_bitrates = 0; 7205ef2d41afb7fce2315d12a8aaebe0c9f1b50755bJohannes Berg supp_ht = false; 7218318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 7228318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg struct ieee80211_supported_band *sband; 7238318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg 7248318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg sband = local->hw.wiphy->bands[band]; 725de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg if (!sband) 726de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg continue; 727de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg if (!local->oper_channel) { 7288318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg /* init channel we're on */ 7298318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg local->hw.conf.channel = 73058905ca5b11a0ff3860f55b789cbbf052f7158a7Johannes Berg local->oper_channel = &sband->channels[0]; 73158905ca5b11a0ff3860f55b789cbbf052f7158a7Johannes Berg local->hw.conf.channel_type = NL80211_CHAN_NO_HT; 7328318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg } 733de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg channels += sband->n_channels; 734de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg 735de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg if (max_bitrates < sband->n_bitrates) 736de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg max_bitrates = sband->n_bitrates; 7375ef2d41afb7fce2315d12a8aaebe0c9f1b50755bJohannes Berg supp_ht = supp_ht || sband->ht_cap.ht_supported; 7388318d78a44d49ac1edf2bdec7299de3617c4232eJohannes Berg } 739f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 7405ba63533bbf653631faab60f6988506160ec6ba4Johannes Berg local->int_scan_req = kzalloc(sizeof(*local->int_scan_req) + 7415ba63533bbf653631faab60f6988506160ec6ba4Johannes Berg sizeof(void *) * channels, GFP_KERNEL); 7425ba63533bbf653631faab60f6988506160ec6ba4Johannes Berg if (!local->int_scan_req) 7432a5193119269062608582418deba7af82844159aJohannes Berg return -ENOMEM; 7442a5193119269062608582418deba7af82844159aJohannes Berg 745f59ac0481660e66cec67f1d6b024e78b9dc715feLuis R. Rodriguez /* if low-level driver supports AP, we also support VLAN */ 746f59ac0481660e66cec67f1d6b024e78b9dc715feLuis R. Rodriguez if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_AP)) 747f59ac0481660e66cec67f1d6b024e78b9dc715feLuis R. Rodriguez local->hw.wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP_VLAN); 748f59ac0481660e66cec67f1d6b024e78b9dc715feLuis R. Rodriguez 749f59ac0481660e66cec67f1d6b024e78b9dc715feLuis R. Rodriguez /* mac80211 always supports monitor */ 750f59ac0481660e66cec67f1d6b024e78b9dc715feLuis R. Rodriguez local->hw.wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR); 751f59ac0481660e66cec67f1d6b024e78b9dc715feLuis R. Rodriguez 7525eb5a52da6ef04604cf8faca43ec670f69f417d3Johannes Berg#ifndef CONFIG_MAC80211_MESH 7535eb5a52da6ef04604cf8faca43ec670f69f417d3Johannes Berg /* mesh depends on Kconfig, but drivers should set it if they want */ 7545eb5a52da6ef04604cf8faca43ec670f69f417d3Johannes Berg local->hw.wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MESH_POINT); 7555eb5a52da6ef04604cf8faca43ec670f69f417d3Johannes Berg#endif 7565eb5a52da6ef04604cf8faca43ec670f69f417d3Johannes Berg 7571570ca59279a74db73b8ff840abdfaf64a9ee2ffJavier Cardona /* if the underlying driver supports mesh, mac80211 will (at least) 7581570ca59279a74db73b8ff840abdfaf64a9ee2ffJavier Cardona * provide routing of mesh authentication frames to userspace */ 7591570ca59279a74db73b8ff840abdfaf64a9ee2ffJavier Cardona if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_MESH_POINT)) 7601570ca59279a74db73b8ff840abdfaf64a9ee2ffJavier Cardona local->hw.wiphy->flags |= WIPHY_FLAG_MESH_AUTH; 7611570ca59279a74db73b8ff840abdfaf64a9ee2ffJavier Cardona 762a621fa4d6a7fdf9d34938d2e129a72624833eeebJohannes Berg /* mac80211 supports control port protocol changing */ 763a621fa4d6a7fdf9d34938d2e129a72624833eeebJohannes Berg local->hw.wiphy->flags |= WIPHY_FLAG_CONTROL_PORT_PROTOCOL; 764a621fa4d6a7fdf9d34938d2e129a72624833eeebJohannes Berg 76577965c970d7da9c9b6349ff2b1d9adecf54c403bJohannes Berg if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) 76677965c970d7da9c9b6349ff2b1d9adecf54c403bJohannes Berg local->hw.wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 76777965c970d7da9c9b6349ff2b1d9adecf54c403bJohannes Berg else if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC) 76877965c970d7da9c9b6349ff2b1d9adecf54c403bJohannes Berg local->hw.wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC; 76977965c970d7da9c9b6349ff2b1d9adecf54c403bJohannes Berg 770ab13315af97919fae0e014748105fdc2e30afb2dKalle Valo WARN((local->hw.flags & IEEE80211_HW_SUPPORTS_UAPSD) 771ab13315af97919fae0e014748105fdc2e30afb2dKalle Valo && (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK), 772ab13315af97919fae0e014748105fdc2e30afb2dKalle Valo "U-APSD not supported with HW_PS_NULLFUNC_STACK\n"); 773ab13315af97919fae0e014748105fdc2e30afb2dKalle Valo 774de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg /* 775de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * Calculate scan IE length -- we need this to alloc 776de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * memory and to subtract from the driver limit. It 777dc9f48ce7c7d345be31208def51572a8250a4a03Jouni Malinen * includes the DS Params, (extended) supported rates, and HT 778de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * information -- SSID is the driver's responsibility. 779de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg */ 780dc9f48ce7c7d345be31208def51572a8250a4a03Jouni Malinen local->scan_ies_len = 4 + max_bitrates /* (ext) supp rates */ + 781dc9f48ce7c7d345be31208def51572a8250a4a03Jouni Malinen 3 /* DS Params */; 7825ef2d41afb7fce2315d12a8aaebe0c9f1b50755bJohannes Berg if (supp_ht) 7835ef2d41afb7fce2315d12a8aaebe0c9f1b50755bJohannes Berg local->scan_ies_len += 2 + sizeof(struct ieee80211_ht_cap); 784de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg 785de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg if (!local->ops->hw_scan) { 786de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg /* For hw_scan, driver needs to set these up. */ 787de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg local->hw.wiphy->max_scan_ssids = 4; 788de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg local->hw.wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; 789de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg } 790de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg 791de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg /* 792de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * If the driver supports any scan IEs, then assume the 793de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * limit includes the IEs mac80211 will add, otherwise 794de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * leave it at zero and let the driver sort it out; we 795de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * still pass our IEs to the driver but userspace will 796de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg * not be allowed to in that case. 797de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg */ 798de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg if (local->hw.wiphy->max_scan_ie_len) 799de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg local->hw.wiphy->max_scan_ie_len -= local->scan_ies_len; 800de95a54b1aebe5592cae971ca5e5d9ec6a381a17Johannes Berg 8013ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg /* Set up cipher suites unless driver already did */ 8023ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg if (!local->hw.wiphy->cipher_suites) { 8033ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->cipher_suites = cipher_suites; 8043ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); 8053ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg if (!(local->hw.flags & IEEE80211_HW_MFP_CAPABLE)) 8063ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->n_cipher_suites--; 8073ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg } 8085daa8a8e691e28c6c725e7e91319b160b555c615Johannes Berg if (IS_ERR(local->wep_tx_tfm) || IS_ERR(local->wep_rx_tfm)) { 8093ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg if (local->hw.wiphy->cipher_suites == cipher_suites) { 8103ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->cipher_suites += 2; 8113ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->n_cipher_suites -= 2; 8123ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg } else { 8133ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg u32 *suites; 8143ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg int r, w = 0; 8153ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg 8163ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg /* Filter out WEP */ 8173ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg 8183ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg suites = kmemdup( 8193ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->cipher_suites, 8203ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg sizeof(u32) * local->hw.wiphy->n_cipher_suites, 8213ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg GFP_KERNEL); 8223ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg if (!suites) 8233ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg return -ENOMEM; 8243ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg for (r = 0; r < local->hw.wiphy->n_cipher_suites; r++) { 8253ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg u32 suite = local->hw.wiphy->cipher_suites[r]; 8263ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg if (suite == WLAN_CIPHER_SUITE_WEP40 || 8273ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg suite == WLAN_CIPHER_SUITE_WEP104) 8283ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg continue; 8293ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg suites[w++] = suite; 8303ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg } 8313ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->cipher_suites = suites; 8323ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->hw.wiphy->n_cipher_suites = w; 8333ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg local->wiphy_ciphers_allocated = true; 8343ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg } 8355daa8a8e691e28c6c725e7e91319b160b555c615Johannes Berg } 83625e47c18ac4d8ad09c2ed4b99c1dbbcb7e3d2c51Johannes Berg 83721f83589644bb2ed98079bf1e2154c8e70ca6a6cJohannes Berg if (!local->ops->remain_on_channel) 83821f83589644bb2ed98079bf1e2154c8e70ca6a6cJohannes Berg local->hw.wiphy->max_remain_on_channel_duration = 5000; 839a293911d4fd5e8593dbf478399a77f990d466269Johannes Berg 84079f460ca49d8d5700756ab7071c951311c7f29ccLuciano Coelho if (local->ops->sched_scan_start) 84179f460ca49d8d5700756ab7071c951311c7f29ccLuciano Coelho local->hw.wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN; 84279f460ca49d8d5700756ab7071c951311c7f29ccLuciano Coelho 843f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc result = wiphy_register(local->hw.wiphy); 844f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc if (result < 0) 8452a5193119269062608582418deba7af82844159aJohannes Berg goto fail_wiphy_register; 846f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 847e2530083609148a7835b54c431f6b8956407c1f6Johannes Berg /* 848e2530083609148a7835b54c431f6b8956407c1f6Johannes Berg * We use the number of queues for feature tests (QoS, HT) internally 849e2530083609148a7835b54c431f6b8956407c1f6Johannes Berg * so restrict them appropriately. 850e2530083609148a7835b54c431f6b8956407c1f6Johannes Berg */ 851e2530083609148a7835b54c431f6b8956407c1f6Johannes Berg if (hw->queues > IEEE80211_MAX_QUEUES) 852e2530083609148a7835b54c431f6b8956407c1f6Johannes Berg hw->queues = IEEE80211_MAX_QUEUES; 853e2530083609148a7835b54c431f6b8956407c1f6Johannes Berg 85442935ecaf4e784d0815afa9a7e5fe7e141157ca3Luis R. Rodriguez local->workqueue = 85599b88a0ecbdbc6df03527292571b2b442965814aTejun Heo alloc_ordered_workqueue(wiphy_name(local->hw.wiphy), 0); 85642935ecaf4e784d0815afa9a7e5fe7e141157ca3Luis R. Rodriguez if (!local->workqueue) { 857f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc result = -ENOMEM; 858f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc goto fail_workqueue; 859f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc } 860f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 861b306f45300866adc01b84f7aa083bfcd9cbb89c4Johannes Berg /* 862b306f45300866adc01b84f7aa083bfcd9cbb89c4Johannes Berg * The hardware needs headroom for sending the frame, 863b306f45300866adc01b84f7aa083bfcd9cbb89c4Johannes Berg * and we need some headroom for passing the frame to monitor 864b306f45300866adc01b84f7aa083bfcd9cbb89c4Johannes Berg * interfaces, but never both at the same time. 865b306f45300866adc01b84f7aa083bfcd9cbb89c4Johannes Berg */ 866d24deb2580823ab0b8425790c6f5d18e2ff749d8Gertjan van Wingerde BUILD_BUG_ON(IEEE80211_TX_STATUS_HEADROOM != 867d24deb2580823ab0b8425790c6f5d18e2ff749d8Gertjan van Wingerde sizeof(struct ieee80211_tx_status_rtap_hdr)); 86833ccad35a21df51c0d23f3e3e88688524e7b51edJiri Benc local->tx_headroom = max_t(unsigned int , local->hw.extra_tx_headroom, 86933ccad35a21df51c0d23f3e3e88688524e7b51edJiri Benc sizeof(struct ieee80211_tx_status_rtap_hdr)); 870b306f45300866adc01b84f7aa083bfcd9cbb89c4Johannes Berg 871e9f207f0ff90bf60b825800d7450e6f2ff2eab88Jiri Benc debugfs_hw_add(local); 872e9f207f0ff90bf60b825800d7450e6f2ff2eab88Jiri Benc 873b446918b77c717a34eaa853dfab55f579d330551Helmut Schaa /* 874b446918b77c717a34eaa853dfab55f579d330551Helmut Schaa * if the driver doesn't specify a max listen interval we 875b446918b77c717a34eaa853dfab55f579d330551Helmut Schaa * use 5 which should be a safe default 876b446918b77c717a34eaa853dfab55f579d330551Helmut Schaa */ 877ea95bba41e69c616bb1512cf59d22f33266b8568Tomas Winkler if (local->hw.max_listen_interval == 0) 878b446918b77c717a34eaa853dfab55f579d330551Helmut Schaa local->hw.max_listen_interval = 5; 879ea95bba41e69c616bb1512cf59d22f33266b8568Tomas Winkler 880ea95bba41e69c616bb1512cf59d22f33266b8568Tomas Winkler local->hw.conf.listen_interval = local->hw.max_listen_interval; 881ea95bba41e69c616bb1512cf59d22f33266b8568Tomas Winkler 882ff61638105db6f5832ef8700436ba6aa6d3a2fdaJuuso Oikarinen local->dynamic_ps_forced_timeout = -1; 883195e294d21e88af879da4f88db2ceeb4ec28a755Juuso Oikarinen 884d4c4a9a1bce1912ed5681251f0037fd4f2364a3eAlan Jenkins result = ieee80211_wep_init(local); 8853473187d2459a078e00e5fac8aafc30af69c57faJohn W. Linville if (result < 0) 8860fb9a9ec27718fbf7fa3153bc94becefb716ceebJoe Perches wiphy_debug(local->hw.wiphy, "Failed to initialize wep: %d\n", 8870fb9a9ec27718fbf7fa3153bc94becefb716ceebJoe Perches result); 888d4c4a9a1bce1912ed5681251f0037fd4f2364a3eAlan Jenkins 889f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc rtnl_lock(); 890f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 891830f903866a1611e9ce53f3e35202302bb938946Johannes Berg result = ieee80211_init_rate_ctrl_alg(local, 892830f903866a1611e9ce53f3e35202302bb938946Johannes Berg hw->rate_control_algorithm); 893f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc if (result < 0) { 8940fb9a9ec27718fbf7fa3153bc94becefb716ceebJoe Perches wiphy_debug(local->hw.wiphy, 8950fb9a9ec27718fbf7fa3153bc94becefb716ceebJoe Perches "Failed to initialize rate control algorithm\n"); 896f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc goto fail_rate; 897f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc } 898f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 8998dffff216fcac4f79078478085e86d68db64922eJohannes Berg /* add one default STA interface if supported */ 9008dffff216fcac4f79078478085e86d68db64922eJohannes Berg if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_STATION)) { 9018dffff216fcac4f79078478085e86d68db64922eJohannes Berg result = ieee80211_if_add(local, "wlan%d", NULL, 9028dffff216fcac4f79078478085e86d68db64922eJohannes Berg NL80211_IFTYPE_STATION, NULL); 9038dffff216fcac4f79078478085e86d68db64922eJohannes Berg if (result) 9040fb9a9ec27718fbf7fa3153bc94becefb716ceebJoe Perches wiphy_warn(local->hw.wiphy, 9050fb9a9ec27718fbf7fa3153bc94becefb716ceebJoe Perches "Failed to add default virtual iface\n"); 9068dffff216fcac4f79078478085e86d68db64922eJohannes Berg } 907f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 908f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc rtnl_unlock(); 909f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 910f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc ieee80211_led_init(local); 911f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 91210f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg local->network_latency_notifier.notifier_call = 91310f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg ieee80211_max_network_latency; 91410f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg result = pm_qos_add_notifier(PM_QOS_NETWORK_LATENCY, 91510f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg &local->network_latency_notifier); 91610f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg if (result) { 91710f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg rtnl_lock(); 91810f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg goto fail_pm_qos; 91910f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg } 92010f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg 92126b36cfefaf2be98b225e3c1a399edb0daf52dddJohn W. Linville#ifdef CONFIG_INET 9222b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen local->ifa_notifier.notifier_call = ieee80211_ifa_changed; 9232b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen result = register_inetaddr_notifier(&local->ifa_notifier); 9242b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen if (result) 9252b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen goto fail_ifa; 92626b36cfefaf2be98b225e3c1a399edb0daf52dddJohn W. Linville#endif 9272b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen 9284e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville netif_napi_add(&local->napi_dev, &local->napi, ieee80211_napi_poll, 9294e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville local->hw.napi_weight); 9304e6cbfd09c66893e5134c9896e9af353c2322b66John W. Linville 931f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc return 0; 932f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 93393c08c32914264f539baf7f04cce310a0dd30a7aJuuso Oikarinen#ifdef CONFIG_INET 9342b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen fail_ifa: 9352b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen pm_qos_remove_notifier(PM_QOS_NETWORK_LATENCY, 9362b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen &local->network_latency_notifier); 9372b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen rtnl_lock(); 93893c08c32914264f539baf7f04cce310a0dd30a7aJuuso Oikarinen#endif 93910f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg fail_pm_qos: 94010f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg ieee80211_led_exit(local); 94110f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg ieee80211_remove_interfaces(local); 94210f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg fail_rate: 943f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc rtnl_unlock(); 944d4c4a9a1bce1912ed5681251f0037fd4f2364a3eAlan Jenkins ieee80211_wep_free(local); 945f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc sta_info_stop(local); 94642935ecaf4e784d0815afa9a7e5fe7e141157ca3Luis R. Rodriguez destroy_workqueue(local->workqueue); 94710f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg fail_workqueue: 948f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc wiphy_unregister(local->hw.wiphy); 94910f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg fail_wiphy_register: 9503ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg if (local->wiphy_ciphers_allocated) 9513ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg kfree(local->hw.wiphy->cipher_suites); 95211ba964d4f936609a04e8b9f2051f6027ef761aeJohannes Berg kfree(local->int_scan_req); 953f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc return result; 954f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc} 955f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri BencEXPORT_SYMBOL(ieee80211_register_hw); 956f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 957f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencvoid ieee80211_unregister_hw(struct ieee80211_hw *hw) 958f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc{ 959f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct ieee80211_local *local = hw_to_local(hw); 960f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 961f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc tasklet_kill(&local->tx_pending_tasklet); 962f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc tasklet_kill(&local->tasklet); 963f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 96410f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg pm_qos_remove_notifier(PM_QOS_NETWORK_LATENCY, 96510f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg &local->network_latency_notifier); 96626b36cfefaf2be98b225e3c1a399edb0daf52dddJohn W. Linville#ifdef CONFIG_INET 9672b2c009ecf71f4c66ff8420b63dddbc9737e04e3Juuso Oikarinen unregister_inetaddr_notifier(&local->ifa_notifier); 96826b36cfefaf2be98b225e3c1a399edb0daf52dddJohn W. Linville#endif 96910f644a47b76d3e61b98f2d02ce9690b94c51ee5Johannes Berg 970f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc rtnl_lock(); 971f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 97279010420cc3f78eab911598bfdd29c4b06a83e1fJohannes Berg /* 97379010420cc3f78eab911598bfdd29c4b06a83e1fJohannes Berg * At this point, interface list manipulations are fine 97479010420cc3f78eab911598bfdd29c4b06a83e1fJohannes Berg * because the driver cannot be handing us frames any 97579010420cc3f78eab911598bfdd29c4b06a83e1fJohannes Berg * more and the tasklet is killed. 97679010420cc3f78eab911598bfdd29c4b06a83e1fJohannes Berg */ 97775636525fbfa78fa33fd754c89785cfde750acd3Johannes Berg ieee80211_remove_interfaces(local); 9785b2812e925c8e976852867f8d760637c5926d817Johannes Berg 979f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc rtnl_unlock(); 980f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 981071249b1d501b1f31a6b1af3fbcbe03158a84e5cJohannes Berg /* 982071249b1d501b1f31a6b1af3fbcbe03158a84e5cJohannes Berg * Now all work items will be gone, but the 983071249b1d501b1f31a6b1af3fbcbe03158a84e5cJohannes Berg * timer might still be armed, so delete it 984071249b1d501b1f31a6b1af3fbcbe03158a84e5cJohannes Berg */ 985071249b1d501b1f31a6b1af3fbcbe03158a84e5cJohannes Berg del_timer_sync(&local->work_timer); 986071249b1d501b1f31a6b1af3fbcbe03158a84e5cJohannes Berg 987258086a48b766d12a500f98834654ffa927ca475Christian Lamparter cancel_work_sync(&local->restart_work); 9883ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg cancel_work_sync(&local->reconfig_filter); 9893ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg 990f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc ieee80211_clear_tx_pending(local); 991f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc sta_info_stop(local); 992f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc rate_control_deinitialize(local); 993f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 994f64f9e719261a87818dd192a3a2352e5b20fbd0fJoe Perches if (skb_queue_len(&local->skb_queue) || 995f64f9e719261a87818dd192a3a2352e5b20fbd0fJoe Perches skb_queue_len(&local->skb_queue_unreliable)) 9960fb9a9ec27718fbf7fa3153bc94becefb716ceebJoe Perches wiphy_warn(local->hw.wiphy, "skb_queue not empty\n"); 997f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc skb_queue_purge(&local->skb_queue); 998f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc skb_queue_purge(&local->skb_queue_unreliable); 99924a8fdad35835e8d71f7c4b978a246fafed2e7b4Christian Lamparter skb_queue_purge(&local->rx_skb_queue); 1000f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 100142935ecaf4e784d0815afa9a7e5fe7e141157ca3Luis R. Rodriguez destroy_workqueue(local->workqueue); 1002f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc wiphy_unregister(local->hw.wiphy); 1003f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc ieee80211_wep_free(local); 1004f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc ieee80211_led_exit(local); 10055ba63533bbf653631faab60f6988506160ec6ba4Johannes Berg kfree(local->int_scan_req); 1006f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc} 1007f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri BencEXPORT_SYMBOL(ieee80211_unregister_hw); 1008f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1009f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencvoid ieee80211_free_hw(struct ieee80211_hw *hw) 1010f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc{ 1011f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct ieee80211_local *local = hw_to_local(hw); 1012f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1013c771c9d8da1e8292ef8bf7fd4ce135dacc650130Johannes Berg mutex_destroy(&local->iflist_mtx); 1014a1699b75a1db31a1da2f0fc610ee696d02a19280Johannes Berg mutex_destroy(&local->mtx); 1015c771c9d8da1e8292ef8bf7fd4ce135dacc650130Johannes Berg 10163ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg if (local->wiphy_ciphers_allocated) 10173ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg kfree(local->hw.wiphy->cipher_suites); 10183ffc2a905b1faae4c0fe39d66f0752c3a4cbb3c7Johannes Berg 1019f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc wiphy_free(local->hw.wiphy); 1020f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc} 1021f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri BencEXPORT_SYMBOL(ieee80211_free_hw); 1022f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1023f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencstatic int __init ieee80211_init(void) 1024f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc{ 1025f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc struct sk_buff *skb; 1026f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc int ret; 1027f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1028e039fa4a4195ac4ee895e6f3d1334beed63256feJohannes Berg BUILD_BUG_ON(sizeof(struct ieee80211_tx_info) > sizeof(skb->cb)); 1029e039fa4a4195ac4ee895e6f3d1334beed63256feJohannes Berg BUILD_BUG_ON(offsetof(struct ieee80211_tx_info, driver_data) + 1030c6a1fa12d206882757264869f8e32d606b930e2aJohannes Berg IEEE80211_TX_INFO_DRIVER_DATA_SIZE > sizeof(skb->cb)); 1031f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1032cccf129f820e431d84690729254a32f1709328fbFelix Fietkau ret = rc80211_minstrel_init(); 1033cccf129f820e431d84690729254a32f1709328fbFelix Fietkau if (ret) 1034cccf129f820e431d84690729254a32f1709328fbFelix Fietkau return ret; 1035cccf129f820e431d84690729254a32f1709328fbFelix Fietkau 1036ec8aa669b8393b6789b1954d587c63264af7ff99Felix Fietkau ret = rc80211_minstrel_ht_init(); 1037ec8aa669b8393b6789b1954d587c63264af7ff99Felix Fietkau if (ret) 1038ec8aa669b8393b6789b1954d587c63264af7ff99Felix Fietkau goto err_minstrel; 1039ec8aa669b8393b6789b1954d587c63264af7ff99Felix Fietkau 10404b475898ec9dc6e62cebcb8fc0b3495c986a4590Johannes Berg ret = rc80211_pid_init(); 1041ad01837593338f13508463fa11c8dbf8109a1e5dMattias Nissler if (ret) 104247846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg goto err_pid; 1043f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 104447846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg ret = ieee80211_iface_init(); 104547846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg if (ret) 104647846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg goto err_netdev; 1047e9f207f0ff90bf60b825800d7450e6f2ff2eab88Jiri Benc 1048f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc return 0; 104947846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg err_netdev: 105047846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg rc80211_pid_exit(); 105147846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg err_pid: 1052ec8aa669b8393b6789b1954d587c63264af7ff99Felix Fietkau rc80211_minstrel_ht_exit(); 1053ec8aa669b8393b6789b1954d587c63264af7ff99Felix Fietkau err_minstrel: 105447846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg rc80211_minstrel_exit(); 105547846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg 105647846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg return ret; 1057f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc} 1058f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1059f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencstatic void __exit ieee80211_exit(void) 1060f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc{ 10614b475898ec9dc6e62cebcb8fc0b3495c986a4590Johannes Berg rc80211_pid_exit(); 1062ec8aa669b8393b6789b1954d587c63264af7ff99Felix Fietkau rc80211_minstrel_ht_exit(); 1063cccf129f820e431d84690729254a32f1709328fbFelix Fietkau rc80211_minstrel_exit(); 1064ac71c691e6a5ce991fe221d3bdb0c972f617aa37Johannes Berg 1065f7a921443740d7dafc65b17aa32531730d358f50Luis Carlos Cobo if (mesh_allocated) 1066f7a921443740d7dafc65b17aa32531730d358f50Luis Carlos Cobo ieee80211s_stop(); 1067902acc7896d7649fb30e4b22bd4e643c7f34b02cJohannes Berg 106847846c9b0c10808d9337d2e7d09361f3e0a0a71aJohannes Berg ieee80211_iface_exit(); 1069f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc} 1070f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1071f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1072ca9938fea576ebbb8d8c4fbe8a5bcc937e49e1caJohannes Bergsubsys_initcall(ieee80211_init); 1073f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Bencmodule_exit(ieee80211_exit); 1074f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri Benc 1075f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri BencMODULE_DESCRIPTION("IEEE 802.11 subsystem"); 1076f0706e828e96d0fa4e80c0d25aa98523f6d589a0Jiri BencMODULE_LICENSE("GPL"); 1077