Release 4.11 net/mac80211/main.c
/*
* Copyright 2002-2005, Instant802 Networks, Inc.
* Copyright 2005-2006, Devicescape Software, Inc.
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2013-2014 Intel Mobile Communications GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <net/mac80211.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/skbuff.h>
#include <linux/etherdevice.h>
#include <linux/if_arp.h>
#include <linux/rtnetlink.h>
#include <linux/bitmap.h>
#include <linux/inetdevice.h>
#include <net/net_namespace.h>
#include <net/cfg80211.h>
#include <net/addrconf.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
#include "rate.h"
#include "mesh.h"
#include "wep.h"
#include "led.h"
#include "debugfs.h"
void ieee80211_configure_filter(struct ieee80211_local *local)
{
u64 mc;
unsigned int changed_flags;
unsigned int new_flags = 0;
if (atomic_read(&local->iff_allmultis))
new_flags |= FIF_ALLMULTI;
if (local->monitors || test_bit(SCAN_SW_SCANNING, &local->scanning) ||
test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning))
new_flags |= FIF_BCN_PRBRESP_PROMISC;
if (local->fif_probe_req || local->probe_req_reg)
new_flags |= FIF_PROBE_REQ;
if (local->fif_fcsfail)
new_flags |= FIF_FCSFAIL;
if (local->fif_plcpfail)
new_flags |= FIF_PLCPFAIL;
if (local->fif_control)
new_flags |= FIF_CONTROL;
if (local->fif_other_bss)
new_flags |= FIF_OTHER_BSS;
if (local->fif_pspoll)
new_flags |= FIF_PSPOLL;
spin_lock_bh(&local->filter_lock);
changed_flags = local->filter_flags ^ new_flags;
mc = drv_prepare_multicast(local, &local->mc_list);
spin_unlock_bh(&local->filter_lock);
/* be a bit nasty */
new_flags |= (1<<31);
drv_configure_filter(local, changed_flags, &new_flags, mc);
WARN_ON(new_flags & (1<<31));
local->filter_flags = new_flags & ~(1<<31);
}
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Dmitry Tarnyagin | 6 | 2.83% | 1 | 10.00% |
Jiri Pirko | 1 | 0.47% | 1 | 10.00% |
Total | 212 | 100.00% | 10 | 100.00% |
static void ieee80211_reconfig_filter(struct work_struct *work)
{
struct ieee80211_local *local =
container_of(work, struct ieee80211_local, reconfig_filter);
ieee80211_configure_filter(local);
}
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static u32 ieee80211_hw_conf_chan(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata;
struct cfg80211_chan_def chandef = {};
u32 changed = 0;
int power;
u32 offchannel_flag;
offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL;
if (local->scan_chandef.chan) {
chandef = local->scan_chandef;
} else if (local->tmp_channel) {
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 ||
!cfg80211_chandef_identical(&local->hw.conf.chandef,
&local->_oper_chandef)) {
local->hw.conf.chandef = chandef;
changed |= IEEE80211_CONF_CHANGE_CHANNEL;
}
if (!conf_is_ht(&local->hw.conf)) {
/*
* mac80211.h documents that this is only valid
* when the channel is set to an HT type, and
* that otherwise STATIC is used.
*/
local->hw.conf.smps_mode = IEEE80211_SMPS_STATIC;
} else if (local->hw.conf.smps_mode != local->smps_mode) {
local->hw.conf.smps_mode = local->smps_mode;
changed |= IEEE80211_CONF_CHANGE_SMPS;
}
power = ieee80211_chandef_max_power(&chandef);
rcu_read_lock();
list_for_each_entry_rcu(sdata, &local->interfaces, list) {
if (!rcu_access_pointer(sdata->vif.chanctx_conf))
continue;
if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
continue;
power = min(power, sdata->vif.bss_conf.txpower);
}
rcu_read_unlock();
if (local->hw.conf.power_level != power) {
changed |= IEEE80211_CONF_CHANGE_POWER;
local->hw.conf.power_level = power;
}
return changed;
}
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Karl Beldan | 76 | 20.54% | 1 | 4.17% |
Felix Fietkau | 51 | 13.78% | 3 | 12.50% |
Ben Greear | 21 | 5.68% | 2 | 8.33% |
Simon Wunderlich | 6 | 1.62% | 2 | 8.33% |
Jiri Benc | 3 | 0.81% | 1 | 4.17% |
Luis Carlos Cobo Rus | 3 | 0.81% | 1 | 4.17% |
Hong Wu | 3 | 0.81% | 1 | 4.17% |
Stanislaw Gruszka | 2 | 0.54% | 1 | 4.17% |
Total | 370 | 100.00% | 24 | 100.00% |
int ieee80211_hw_config(struct ieee80211_local *local, u32 changed)
{
int ret = 0;
might_sleep();
if (!local->use_chanctx)
changed |= ieee80211_hw_conf_chan(local);
else
changed &= ~(IEEE80211_CONF_CHANGE_CHANNEL |
IEEE80211_CONF_CHANGE_POWER);
if (changed && local->open_count) {
ret = drv_config(local, changed);
/*
* Goal:
* HW reconfiguration should never fail, the driver has told
* us what it can support so it should live up to that promise.
*
* Current status:
* rfkill is not integrated with mac80211 and a
* configuration command can thus fail if hardware rfkill
* is enabled
*
* FIXME: integrate rfkill with mac80211 and then add this
* WARN_ON() back
*
*/
/* WARN_ON(ret); */
}
return ret;
}
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Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 69 | 100.00% | 4 | 100.00% |
Total | 69 | 100.00% | 4 | 100.00% |
void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
u32 changed)
{
struct ieee80211_local *local = sdata->local;
if (!changed || sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
return;
drv_bss_info_changed(local, sdata, &sdata->vif.bss_conf, changed);
}
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Johannes Berg | 34 | 65.38% | 4 | 66.67% |
Daniel Drake | 10 | 19.23% | 1 | 16.67% |
Felix Fietkau | 8 | 15.38% | 1 | 16.67% |
Total | 52 | 100.00% | 6 | 100.00% |
u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata)
{
sdata->vif.bss_conf.use_cts_prot = false;
sdata->vif.bss_conf.use_short_preamble = false;
sdata->vif.bss_conf.use_short_slot = false;
return BSS_CHANGED_ERP_CTS_PROT |
BSS_CHANGED_ERP_PREAMBLE |
BSS_CHANGED_ERP_SLOT;
}
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Daniel Drake | 11 | 23.40% | 1 | 16.67% |
Tomas Winkler | 3 | 6.38% | 1 | 16.67% |
Jasper Bryant-Greene | 2 | 4.26% | 1 | 16.67% |
Total | 47 | 100.00% | 6 | 100.00% |
static void ieee80211_tasklet_handler(unsigned long data)
{
struct ieee80211_local *local = (struct ieee80211_local *) data;
struct sk_buff *skb;
while ((skb = skb_dequeue(&local->skb_queue)) ||
(skb = skb_dequeue(&local->skb_queue_unreliable))) {
switch (skb->pkt_type) {
case IEEE80211_RX_MSG:
/* Clear skb->pkt_type in order to not confuse kernel
* netstack. */
skb->pkt_type = 0;
ieee80211_rx(&local->hw, skb);
break;
case IEEE80211_TX_STATUS_MSG:
skb->pkt_type = 0;
ieee80211_tx_status(&local->hw, skb);
break;
default:
WARN(1, "mac80211: Packet is of unknown type %d\n",
skb->pkt_type);
dev_kfree_skb(skb);
break;
}
}
}
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Jiri Benc | 59 | 48.36% | 1 | 12.50% |
Johannes Berg | 56 | 45.90% | 6 | 75.00% |
Larry Finger | 7 | 5.74% | 1 | 12.50% |
Total | 122 | 100.00% | 8 | 100.00% |
static void ieee80211_restart_work(struct work_struct *work)
{
struct ieee80211_local *local =
container_of(work, struct ieee80211_local, restart_work);
struct ieee80211_sub_if_data *sdata;
/* wait for scan work complete */
flush_workqueue(local->workqueue);
flush_work(&local->sched_scan_stopped_work);
WARN(test_bit(SCAN_HW_SCANNING, &local->scanning),
"%s called with hardware scan in progress\n", __func__);
rtnl_lock();
list_for_each_entry(sdata, &local->interfaces, list)
flush_delayed_work(&sdata->dec_tailroom_needed_wk);
ieee80211_scan_cancel(local);
/* make sure any new ROC will consider local->in_reconfig */
flush_delayed_work(&local->roc_work);
flush_work(&local->hw_roc_done);
ieee80211_reconfig(local);
rtnl_unlock();
}
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Michal Kazior | 21 | 18.58% | 1 | 14.29% |
Stanislaw Gruszka | 4 | 3.54% | 1 | 14.29% |
Total | 113 | 100.00% | 7 | 100.00% |
void ieee80211_restart_hw(struct ieee80211_hw *hw)
{
struct ieee80211_local *local = hw_to_local(hw);
trace_api_restart_hw(local);
wiphy_info(hw->wiphy,
"Hardware restart was requested\n");
/* use this reason, ieee80211_reconfig will unblock it */
ieee80211_stop_queues_by_reason(hw, IEEE80211_MAX_QUEUE_MAP,
IEEE80211_QUEUE_STOP_REASON_SUSPEND,
false);
/*
* Stop all Rx during the reconfig. We don't want state changes
* or driver callbacks while this is in progress.
*/
local->in_reconfig = true;
barrier();
queue_work(system_freezable_wq, &local->restart_work);
}
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Arik Nemtsov | 10 | 15.15% | 1 | 12.50% |
Michael Büsch | 9 | 13.64% | 1 | 12.50% |
Eliad Peller | 3 | 4.55% | 1 | 12.50% |
Luciano Coelho | 2 | 3.03% | 1 | 12.50% |
John W. Linville | 1 | 1.52% | 1 | 12.50% |
Total | 66 | 100.00% | 8 | 100.00% |
EXPORT_SYMBOL(ieee80211_restart_hw);
#ifdef CONFIG_INET
static int ieee80211_ifa_changed(struct notifier_block *nb,
unsigned long data, void *arg)
{
struct in_ifaddr *ifa = arg;
struct ieee80211_local *local =
container_of(nb, struct ieee80211_local,
ifa_notifier);
struct net_device *ndev = ifa->ifa_dev->dev;
struct wireless_dev *wdev = ndev->ieee80211_ptr;
struct in_device *idev;
struct ieee80211_sub_if_data *sdata;
struct ieee80211_bss_conf *bss_conf;
struct ieee80211_if_managed *ifmgd;
int c = 0;
/* Make sure it's our interface that got changed */
if (!wdev)
return NOTIFY_DONE;
if (wdev->wiphy != local->hw.wiphy)
return NOTIFY_DONE;
sdata = IEEE80211_DEV_TO_SUB_IF(ndev);
bss_conf = &sdata->vif.bss_conf;
/* ARP filtering is only supported in managed mode */
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return NOTIFY_DONE;
idev = __in_dev_get_rtnl(sdata->dev);
if (!idev)
return NOTIFY_DONE;
ifmgd = &sdata->u.mgd;
sdata_lock(sdata);
/* Copy the addresses to the bss_conf list */
ifa = idev->ifa_list;
while (ifa) {
if (c < IEEE80211_BSS_ARP_ADDR_LIST_LEN)
bss_conf->arp_addr_list[c] = ifa->ifa_address;
ifa = ifa->ifa_next;
c++;
}
bss_conf->arp_addr_cnt = c;
/* Configure driver only if associated (which also implies it is up) */
if (ifmgd->associated)
ieee80211_bss_info_change_notify(sdata,
BSS_CHANGED_ARP_FILTER);
sdata_unlock(sdata);
return NOTIFY_OK;
}
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Johannes Berg | 9 | 3.78% | 2 | 28.57% |
Eric Dumazet | 3 | 1.26% | 1 | 14.29% |
Eliad Peller | 1 | 0.42% | 1 | 14.29% |
Zhao, Gang | 1 | 0.42% | 1 | 14.29% |
Total | 238 | 100.00% | 7 | 100.00% |
#endif
#if IS_ENABLED(CONFIG_IPV6)
static int ieee80211_ifa6_changed(struct notifier_block *nb,
unsigned long data, void *arg)
{
struct inet6_ifaddr *ifa = (struct inet6_ifaddr *)arg;
struct inet6_dev *idev = ifa->idev;
struct net_device *ndev = ifa->idev->dev;
struct ieee80211_local *local =
container_of(nb, struct ieee80211_local, ifa6_notifier);
struct wireless_dev *wdev = ndev->ieee80211_ptr;
struct ieee80211_sub_if_data *sdata;
/* Make sure it's our interface that got changed */
if (!wdev || wdev->wiphy != local->hw.wiphy)
return NOTIFY_DONE;
sdata = IEEE80211_DEV_TO_SUB_IF(ndev);
/*
* For now only support station mode. This is mostly because
* doing AP would have to handle AP_VLAN in some way ...
*/
if (sdata->vif.type != NL80211_IFTYPE_STATION)
return NOTIFY_DONE;
drv_ipv6_addr_change(local, sdata, idev);
return NOTIFY_OK;
}
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#endif
/* 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] = {
[NL80211_IFTYPE_ADHOC] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
},
[NL80211_IFTYPE_STATION] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
},
[NL80211_IFTYPE_AP] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
BIT(IEEE80211_STYPE_DISASSOC >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4),
},
[NL80211_IFTYPE_AP_VLAN] = {
/* copy AP */
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
BIT(IEEE80211_STYPE_DISASSOC >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4),
},
[NL80211_IFTYPE_P2P_CLIENT] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
},
[NL80211_IFTYPE_P2P_GO] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
BIT(IEEE80211_STYPE_DISASSOC >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4),
},
[NL80211_IFTYPE_MESH_POINT] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4),
},
[NL80211_IFTYPE_P2P_DEVICE] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4),
},
};
static const struct ieee80211_ht_cap mac80211_ht_capa_mod_mask = {
.ampdu_params_info = IEEE80211_HT_AMPDU_PARM_FACTOR |
IEEE80211_HT_AMPDU_PARM_DENSITY,
.cap_info = cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_MAX_AMSDU |
IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_SGI_40 |
IEEE80211_HT_CAP_LDPC_CODING |
IEEE80211_HT_CAP_40MHZ_INTOLERANT),
.mcs = {
.rx_mask = { 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, },
},
};
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),
},
};
struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len,
const struct ieee80211_ops *ops,
const char *requested_name)
{
struct ieee80211_local *local;
int priv_size, i;
struct wiphy *wiphy;
bool use_chanctx;
if (WARN_ON(!ops->tx || !ops->start || !ops->stop || !ops->config ||
!ops->add_interface || !ops->remove_interface ||
!ops->configure_filter))
return NULL;
if (WARN_ON(ops->sta_state && (ops->sta_add || ops->sta_remove)))
return NULL;
/* check all or no channel context operations exist */
i = !!ops->add_chanctx + !!ops->remove_chanctx +
!!ops->change_chanctx + !!ops->assign_vif_chanctx +
!!ops->unassign_vif_chanctx;
if (WARN_ON(i != 0 && i != 5))
return NULL;
use_chanctx = i == 5;
/* Ensure 32-byte alignment of our private data and hw private data.
* We use the wiphy priv data for both our ieee80211_local and for
* the driver's private data
*
* In memory it'll be like this:
*
* +-------------------------+
* | struct wiphy |
* +-------------------------+
* | struct ieee80211_local |
* +-------------------------+
* | driver's private data |
* +-------------------------+
*
*/
priv_size = ALIGN(sizeof(*local), NETDEV_ALIGN) + priv_data_len;
wiphy = wiphy_new_nm(&mac80211_config_ops, priv_size, requested_name);
if (!wiphy)
return NULL;
wiphy->mgmt_stypes = ieee80211_default_mgmt_stypes;
wiphy->privid = mac80211_wiphy_privid;
wiphy->flags |= WIPHY_FLAG_NETNS_OK |
WIPHY_FLAG_4ADDR_AP |
WIPHY_FLAG_4ADDR_STATION |
WIPHY_FLAG_REPORTS_OBSS |
WIPHY_FLAG_OFFCHAN_TX;
if (ops->remain_on_channel)
wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
wiphy->features |= NL80211_FEATURE_SK_TX_STATUS |
NL80211_FEATURE_SAE |
NL80211_FEATURE_HT_IBSS |
NL80211_FEATURE_VIF_TXPOWER |
NL80211_FEATURE_MAC_ON_CREATE |
NL80211_FEATURE_USERSPACE_MPM |
NL80211_FEATURE_FULL_AP_CLIENT_STATE;
wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_FILS_STA);
if (!ops->hw_scan)
wiphy->features |= NL80211_FEATURE_LOW_PRIORITY_SCAN |
NL80211_FEATURE_AP_SCAN;
if (!ops->set_key)
wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_RRM);
wiphy->bss_priv_size = sizeof(struct ieee80211_bss);
local = wiphy_priv(wiphy);
if (sta_info_init(local))
goto err_free;
local->hw.wiphy = wiphy;
local->hw.priv = (char *)local + ALIGN(sizeof(*local), NETDEV_ALIGN);
local->ops = ops;
local->use_chanctx = use_chanctx;
/* set up some defaults */
local->hw.queues = 1;
local->hw.max_rates = 1;
local->hw.max_report_rates = 0;
local->hw.max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF;
local->hw.max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF;
local->hw.offchannel_tx_hw_queue = IEEE80211_INVAL_HW_QUEUE;
local->hw.conf.long_frame_max_tx_count = wiphy->retry_long;
local->hw.conf.short_frame_max_tx_count = wiphy->retry_short;
local->hw.radiotap_mcs_details = IEEE80211_RADIOTAP_MCS_HAVE_MCS |
IEEE80211_RADIOTAP_MCS_HAVE_GI |
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;
local->ext_capa[7] = WLAN_EXT_CAPA8_OPMODE_NOTIF;
wiphy->extended_capabilities = local->ext_capa;
wiphy->extended_capabilities_mask = local->ext_capa;
wiphy->extended_capabilities_len =
ARRAY_SIZE(local->ext_capa);
INIT_LIST_HEAD(&local->interfaces);
__hw_addr_init(&local->mc_list);
mutex_init(&local->iflist_mtx);
mutex_init(&local->mtx);
mutex_init(&local->key_mtx);
spin_lock_init(&local->filter_lock);
spin_lock_init(&local->rx_path_lock);
spin_lock_init(&local->queue_stop_reason_lock);
INIT_LIST_HEAD(&local->chanctx_list);
mutex_init(&local->chanctx_mtx);
INIT_DELAYED_WORK(&local->scan_work, ieee80211_scan_work);
INIT_WORK(&local->restart_work, ieee80211_restart_work);
INIT_WORK(&local->radar_detected_work,
ieee80211_dfs_radar_detected_work);
INIT_WORK(&local->reconfig_filter, ieee80211_reconfig_filter);
local->smps_mode = IEEE80211_SMPS_OFF;
INIT_WORK(&local->dynamic_ps_enable_work,
ieee80211_dynamic_ps_enable_work);
INIT_WORK(&local->dynamic_ps_disable_work,
ieee80211_dynamic_ps_disable_work);
setup_timer(&local->dynamic_ps_timer,
ieee80211_dynamic_ps_timer, (unsigned long) local);
INIT_WORK(&local->sched_scan_stopped_work,
ieee80211_sched_scan_stopped_work);
INIT_WORK(&local->tdls_chsw_work, ieee80211_tdls_chsw_work);
spin_lock_init(&local->ack_status_lock);
idr_init(&local->ack_status_frames);
for (i = 0; i < IEEE80211_MAX_QUEUES; i++) {
skb_queue_head_init(&local->pending[i]);
atomic_set(&local->agg_queue_stop[i], 0);
}
tasklet_init(&local->tx_pending_tasklet, ieee80211_tx_pending,
(unsigned long)local);
tasklet_init(&local->tasklet,
ieee80211_tasklet_handler,
(unsigned long) local);
skb_queue_head_init(&local->skb_queue);
skb_queue_head_init(&local->skb_queue_unreliable);
skb_queue_head_init(&local->skb_queue_tdls_chsw);
ieee80211_alloc_led_names(local);
ieee80211_roc_setup(local);
local->hw.radiotap_timestamp.units_pos = -1;
local->hw.radiotap_timestamp.accuracy = -1;
return &local->hw;
err_free:
wiphy_free(wiphy);
return NULL;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Johannes Berg | 429 | 49.25% | 45 | 62.50% |
Jiri Benc | 179 | 20.55% | 1 | 1.39% |
Luciano Coelho | 54 | 6.20% | 3 | 4.17% |
Kalle Valo | 43 | 4.94% | 2 | 2.78% |
Ben Greear | 18 | 2.07% | 3 | 4.17% |
Arik Nemtsov | 18 | 2.07% | 1 | 1.39% |
Helmut Schaa | 16 | 1.84% | 2 | 2.78% |
Alexander Bondar | 16 | 1.84% | 1 | 1.39% |
Jouni Malinen | 15 | 1.72% | 3 | 4.17% |
Eric Dumazet | 14 | 1.61% | 1 | 1.39% |
Sam Leffler | 13 | 1.49% | 1 | 1.39% |
Christian Lamparter | 13 | 1.49% | 2 | 2.78% |
Michal Kazior | 12 | 1.38% | 1 | 1.39% |
Simon Wunderlich | 10 | 1.15% | 1 | 1.39% |
Hideaki Yoshifuji / 吉藤英明 | 8 | 0.92% | 1 | 1.39% |
Emmanuel Grumbach | 7 | 0.80% | 1 | 1.39% |
Alexander Simon | 2 | 0.23% | 1 | 1.39% |
Thomas Pedersen | 2 | 0.23% | 1 | 1.39% |
Antonio Quartulli | 2 | 0.23% | 1 | 1.39% |
Total | 871 | 100.00% | 72 | 100.00% |
EXPORT_SYMBOL(ieee80211_alloc_hw_nm);
static int ieee80211_init_cipher_suites(struct ieee80211_local *local)
{
bool have_wep = !(IS_ERR(local->wep_tx_tfm) ||
IS_ERR(local->wep_rx_tfm));
bool have_mfp = ieee80211_hw_check(&local->hw, MFP_CAPABLE);
int n_suites = 0, r = 0, w = 0;
u32 *suites;
static const u32 cipher_suites[] = {
/* keep WEP first, it may be removed below */
WLAN_CIPHER_SUITE_WEP40,
WLAN_CIPHER_SUITE_WEP104,
WLAN_CIPHER_SUITE_TKIP,
WLAN_CIPHER_SUITE_CCMP,
WLAN_CIPHER_SUITE_CCMP_256,
WLAN_CIPHER_SUITE_GCMP,
WLAN_CIPHER_SUITE_GCMP_256,
/* keep last -- depends on hw flags! */
WLAN_CIPHER_SUITE_AES_CMAC,
WLAN_CIPHER_SUITE_BIP_CMAC_256,
WLAN_CIPHER_SUITE_BIP_GMAC_128,
WLAN_CIPHER_SUITE_BIP_GMAC_256,
};
if (ieee80211_hw_check(&local->hw,