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-rw-r--r--net/mac80211/Kconfig1
-rw-r--r--net/mac80211/aes_ccm.c3
-rw-r--r--net/mac80211/aes_cmac.c3
-rw-r--r--net/mac80211/agg-rx.c8
-rw-r--r--net/mac80211/agg-tx.c7
-rw-r--r--net/mac80211/cfg.c373
-rw-r--r--net/mac80211/debugfs.c60
-rw-r--r--net/mac80211/debugfs.h2
-rw-r--r--net/mac80211/debugfs_key.c56
-rw-r--r--net/mac80211/debugfs_key.h8
-rw-r--r--net/mac80211/debugfs_netdev.c2
-rw-r--r--net/mac80211/debugfs_sta.c57
-rw-r--r--net/mac80211/driver-ops.h69
-rw-r--r--net/mac80211/driver-trace.h151
-rw-r--r--net/mac80211/ibss.c2
-rw-r--r--net/mac80211/ieee80211_i.h75
-rw-r--r--net/mac80211/iface.c52
-rw-r--r--net/mac80211/key.c98
-rw-r--r--net/mac80211/key.h3
-rw-r--r--net/mac80211/led.c186
-rw-r--r--net/mac80211/led.h45
-rw-r--r--net/mac80211/main.c28
-rw-r--r--net/mac80211/mesh.c88
-rw-r--r--net/mac80211/mesh.h45
-rw-r--r--net/mac80211/mesh_hwmp.c9
-rw-r--r--net/mac80211/mesh_pathtbl.c7
-rw-r--r--net/mac80211/mesh_plink.c3
-rw-r--r--net/mac80211/mlme.c227
-rw-r--r--net/mac80211/offchannel.c85
-rw-r--r--net/mac80211/rate.c18
-rw-r--r--net/mac80211/rc80211_minstrel_ht.c21
-rw-r--r--net/mac80211/rx.c190
-rw-r--r--net/mac80211/sta_info.c19
-rw-r--r--net/mac80211/sta_info.h37
-rw-r--r--net/mac80211/status.c51
-rw-r--r--net/mac80211/tx.c62
-rw-r--r--net/mac80211/util.c43
-rw-r--r--net/mac80211/wme.c31
-rw-r--r--net/mac80211/work.c27
39 files changed, 1696 insertions, 556 deletions
diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig
index 8e8ea9cb7093..9109262abd24 100644
--- a/net/mac80211/Kconfig
+++ b/net/mac80211/Kconfig
@@ -6,6 +6,7 @@ config MAC80211
select CRYPTO_ARC4
select CRYPTO_AES
select CRC32
+ select AVERAGE
---help---
This option enables the hardware independent IEEE 802.11
networking stack.
diff --git a/net/mac80211/aes_ccm.c b/net/mac80211/aes_ccm.c
index d2b03e0851ef..4bd6ef0be380 100644
--- a/net/mac80211/aes_ccm.c
+++ b/net/mac80211/aes_ccm.c
@@ -147,6 +147,5 @@ struct crypto_cipher *ieee80211_aes_key_setup_encrypt(const u8 key[])
void ieee80211_aes_key_free(struct crypto_cipher *tfm)
{
- if (tfm)
- crypto_free_cipher(tfm);
+ crypto_free_cipher(tfm);
}
diff --git a/net/mac80211/aes_cmac.c b/net/mac80211/aes_cmac.c
index b4d66cca76d6..d502b2684a66 100644
--- a/net/mac80211/aes_cmac.c
+++ b/net/mac80211/aes_cmac.c
@@ -128,6 +128,5 @@ struct crypto_cipher * ieee80211_aes_cmac_key_setup(const u8 key[])
void ieee80211_aes_cmac_key_free(struct crypto_cipher *tfm)
{
- if (tfm)
- crypto_free_cipher(tfm);
+ crypto_free_cipher(tfm);
}
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index 720b7a84af59..f138b195d657 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -129,9 +129,7 @@ static void sta_rx_agg_reorder_timer_expired(unsigned long data)
timer_to_tid[0]);
rcu_read_lock();
- spin_lock(&sta->lock);
ieee80211_release_reorder_timeout(sta, *ptid);
- spin_unlock(&sta->lock);
rcu_read_unlock();
}
@@ -256,7 +254,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
}
/* prepare A-MPDU MLME for Rx aggregation */
- tid_agg_rx = kmalloc(sizeof(struct tid_ampdu_rx), GFP_ATOMIC);
+ tid_agg_rx = kmalloc(sizeof(struct tid_ampdu_rx), GFP_KERNEL);
if (!tid_agg_rx) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
@@ -280,9 +278,9 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
/* prepare reordering buffer */
tid_agg_rx->reorder_buf =
- kcalloc(buf_size, sizeof(struct sk_buff *), GFP_ATOMIC);
+ kcalloc(buf_size, sizeof(struct sk_buff *), GFP_KERNEL);
tid_agg_rx->reorder_time =
- kcalloc(buf_size, sizeof(unsigned long), GFP_ATOMIC);
+ kcalloc(buf_size, sizeof(unsigned long), GFP_KERNEL);
if (!tid_agg_rx->reorder_buf || !tid_agg_rx->reorder_time) {
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index d4679b265ba8..9cc472c6a6a5 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -342,10 +342,11 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
/* send AddBA request */
ieee80211_send_addba_request(sdata, sta->sta.addr, tid,
tid_tx->dialog_token, start_seq_num,
- 0x40, 5000);
+ 0x40, tid_tx->timeout);
}
-int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
+int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,
+ u16 timeout)
{
struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
struct ieee80211_sub_if_data *sdata = sta->sdata;
@@ -420,6 +421,8 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
skb_queue_head_init(&tid_tx->pending);
__set_bit(HT_AGG_STATE_WANT_START, &tid_tx->state);
+ tid_tx->timeout = timeout;
+
/* Tx timer */
tid_tx->addba_resp_timer.function = sta_addba_resp_timer_expired;
tid_tx->addba_resp_timer.data = (unsigned long)&sta->timer_to_tid[tid];
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 18bd0e550600..4bc8a9250cfd 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -19,9 +19,10 @@
#include "rate.h"
#include "mesh.h"
-static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
- enum nl80211_iftype type, u32 *flags,
- struct vif_params *params)
+static struct net_device *ieee80211_add_iface(struct wiphy *wiphy, char *name,
+ enum nl80211_iftype type,
+ u32 *flags,
+ struct vif_params *params)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
struct net_device *dev;
@@ -29,12 +30,15 @@ static int ieee80211_add_iface(struct wiphy *wiphy, char *name,
int err;
err = ieee80211_if_add(local, name, &dev, type, params);
- if (err || type != NL80211_IFTYPE_MONITOR || !flags)
- return err;
+ if (err)
+ return ERR_PTR(err);
- sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- sdata->u.mntr_flags = *flags;
- return 0;
+ if (type == NL80211_IFTYPE_MONITOR && flags) {
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ sdata->u.mntr_flags = *flags;
+ }
+
+ return dev;
}
static int ieee80211_del_iface(struct wiphy *wiphy, struct net_device *dev)
@@ -56,11 +60,6 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
if (ret)
return ret;
- if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len)
- ieee80211_sdata_set_mesh_id(sdata,
- params->mesh_id_len,
- params->mesh_id);
-
if (type == NL80211_IFTYPE_AP_VLAN &&
params && params->use_4addr == 0)
rcu_assign_pointer(sdata->u.vlan.sta, NULL);
@@ -296,11 +295,12 @@ static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev,
static int ieee80211_config_default_key(struct wiphy *wiphy,
struct net_device *dev,
- u8 key_idx)
+ u8 key_idx, bool uni,
+ bool multi)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- ieee80211_set_default_key(sdata, key_idx);
+ ieee80211_set_default_key(sdata, key_idx, uni, multi);
return 0;
}
@@ -343,8 +343,9 @@ static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
if ((sta->local->hw.flags & IEEE80211_HW_SIGNAL_DBM) ||
(sta->local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC)) {
- sinfo->filled |= STATION_INFO_SIGNAL;
+ sinfo->filled |= STATION_INFO_SIGNAL | STATION_INFO_SIGNAL_AVG;
sinfo->signal = (s8)sta->last_signal;
+ sinfo->signal_avg = (s8) -ewma_read(&sta->avg_signal);
}
sinfo->txrate.flags = 0;
@@ -983,7 +984,7 @@ static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
return 0;
}
-static int ieee80211_get_mesh_params(struct wiphy *wiphy,
+static int ieee80211_get_mesh_config(struct wiphy *wiphy,
struct net_device *dev,
struct mesh_config *conf)
{
@@ -999,9 +1000,39 @@ static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
return (mask >> (parm-1)) & 0x1;
}
-static int ieee80211_set_mesh_params(struct wiphy *wiphy,
- struct net_device *dev,
- const struct mesh_config *nconf, u32 mask)
+static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
+ const struct mesh_setup *setup)
+{
+ u8 *new_ie;
+ const u8 *old_ie;
+
+ /* first allocate the new vendor information element */
+ new_ie = NULL;
+ old_ie = ifmsh->vendor_ie;
+
+ ifmsh->vendor_ie_len = setup->vendor_ie_len;
+ if (setup->vendor_ie_len) {
+ new_ie = kmemdup(setup->vendor_ie, setup->vendor_ie_len,
+ GFP_KERNEL);
+ if (!new_ie)
+ return -ENOMEM;
+ }
+
+ /* now copy the rest of the setup parameters */
+ ifmsh->mesh_id_len = setup->mesh_id_len;
+ memcpy(ifmsh->mesh_id, setup->mesh_id, ifmsh->mesh_id_len);
+ ifmsh->mesh_pp_id = setup->path_sel_proto;
+ ifmsh->mesh_pm_id = setup->path_metric;
+ ifmsh->vendor_ie = new_ie;
+
+ kfree(old_ie);
+
+ return 0;
+}
+
+static int ieee80211_update_mesh_config(struct wiphy *wiphy,
+ struct net_device *dev, u32 mask,
+ const struct mesh_config *nconf)
{
struct mesh_config *conf;
struct ieee80211_sub_if_data *sdata;
@@ -1024,6 +1055,8 @@ static int ieee80211_set_mesh_params(struct wiphy *wiphy,
conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
conf->dot11MeshTTL = nconf->dot11MeshTTL;
+ if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
+ conf->dot11MeshTTL = nconf->element_ttl;
if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
conf->auto_open_plinks = nconf->auto_open_plinks;
if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
@@ -1050,6 +1083,31 @@ static int ieee80211_set_mesh_params(struct wiphy *wiphy,
return 0;
}
+static int ieee80211_join_mesh(struct wiphy *wiphy, struct net_device *dev,
+ const struct mesh_config *conf,
+ const struct mesh_setup *setup)
+{
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
+ int err;
+
+ memcpy(&ifmsh->mshcfg, conf, sizeof(struct mesh_config));
+ err = copy_mesh_setup(ifmsh, setup);
+ if (err)
+ return err;
+ ieee80211_start_mesh(sdata);
+
+ return 0;
+}
+
+static int ieee80211_leave_mesh(struct wiphy *wiphy, struct net_device *dev)
+{
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+ ieee80211_stop_mesh(sdata);
+
+ return 0;
+}
#endif
static int ieee80211_change_bss(struct wiphy *wiphy,
@@ -1108,6 +1166,12 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
}
+ if (params->ht_opmode >= 0) {
+ sdata->vif.bss_conf.ht_operation_mode =
+ (u16) params->ht_opmode;
+ changed |= BSS_CHANGED_HT;
+ }
+
ieee80211_bss_info_change_notify(sdata, changed);
return 0;
@@ -1299,6 +1363,13 @@ static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
struct ieee80211_local *local = wiphy_priv(wiphy);
int err;
+ if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
+ err = drv_set_frag_threshold(local, wiphy->frag_threshold);
+
+ if (err)
+ return err;
+ }
+
if (changed & WIPHY_PARAM_COVERAGE_CLASS) {
err = drv_set_coverage_class(local, wiphy->coverage_class);
@@ -1522,6 +1593,37 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy,
return 0;
}
+static int ieee80211_remain_on_channel_hw(struct ieee80211_local *local,
+ struct net_device *dev,
+ struct ieee80211_channel *chan,
+ enum nl80211_channel_type chantype,
+ unsigned int duration, u64 *cookie)
+{
+ int ret;
+ u32 random_cookie;
+
+ lockdep_assert_held(&local->mtx);
+
+ if (local->hw_roc_cookie)
+ return -EBUSY;
+ /* must be nonzero */
+ random_cookie = random32() | 1;
+
+ *cookie = random_cookie;
+ local->hw_roc_dev = dev;
+ local->hw_roc_cookie = random_cookie;
+ local->hw_roc_channel = chan;
+ local->hw_roc_channel_type = chantype;
+ local->hw_roc_duration = duration;
+ ret = drv_remain_on_channel(local, chan, chantype, duration);
+ if (ret) {
+ local->hw_roc_channel = NULL;
+ local->hw_roc_cookie = 0;
+ }
+
+ return ret;
+}
+
static int ieee80211_remain_on_channel(struct wiphy *wiphy,
struct net_device *dev,
struct ieee80211_channel *chan,
@@ -1530,41 +1632,121 @@ static int ieee80211_remain_on_channel(struct wiphy *wiphy,
u64 *cookie)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = sdata->local;
+
+ if (local->ops->remain_on_channel) {
+ int ret;
+
+ mutex_lock(&local->mtx);
+ ret = ieee80211_remain_on_channel_hw(local, dev,
+ chan, channel_type,
+ duration, cookie);
+ local->hw_roc_for_tx = false;
+ mutex_unlock(&local->mtx);
+
+ return ret;
+ }
return ieee80211_wk_remain_on_channel(sdata, chan, channel_type,
duration, cookie);
}
+static int ieee80211_cancel_remain_on_channel_hw(struct ieee80211_local *local,
+ u64 cookie)
+{
+ int ret;
+
+ lockdep_assert_held(&local->mtx);
+
+ if (local->hw_roc_cookie != cookie)
+ return -ENOENT;
+
+ ret = drv_cancel_remain_on_channel(local);
+ if (ret)
+ return ret;
+
+ local->hw_roc_cookie = 0;
+ local->hw_roc_channel = NULL;
+
+ ieee80211_recalc_idle(local);
+
+ return 0;
+}
+
static int ieee80211_cancel_remain_on_channel(struct wiphy *wiphy,
struct net_device *dev,
u64 cookie)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = sdata->local;
+
+ if (local->ops->cancel_remain_on_channel) {
+ int ret;
+
+ mutex_lock(&local->mtx);
+ ret = ieee80211_cancel_remain_on_channel_hw(local, cookie);
+ mutex_unlock(&local->mtx);
+
+ return ret;
+ }
return ieee80211_wk_cancel_remain_on_channel(sdata, cookie);
}
+static enum work_done_result
+ieee80211_offchan_tx_done(struct ieee80211_work *wk, struct sk_buff *skb)
+{
+ /*
+ * Use the data embedded in the work struct for reporting
+ * here so if the driver mangled the SKB before dropping
+ * it (which is the only way we really should get here)
+ * then we don't report mangled data.
+ *
+ * If there was no wait time, then by the time we get here
+ * the driver will likely not have reported the status yet,
+ * so in that case userspace will have to deal with it.
+ */
+
+ if (wk->offchan_tx.wait && wk->offchan_tx.frame)
+ cfg80211_mgmt_tx_status(wk->sdata->dev,
+ (unsigned long) wk->offchan_tx.frame,
+ wk->ie, wk->ie_len, false, GFP_KERNEL);
+
+ return WORK_DONE_DESTROY;
+}
+
static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct net_device *dev,
- struct ieee80211_channel *chan,
+ struct ieee80211_channel *chan, bool offchan,
enum nl80211_channel_type channel_type,
- bool channel_type_valid,
+ bool channel_type_valid, unsigned int wait,
const u8 *buf, size_t len, u64 *cookie)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
struct sta_info *sta;
+ struct ieee80211_work *wk;
const struct ieee80211_mgmt *mgmt = (void *)buf;
u32 flags = IEEE80211_TX_INTFL_NL80211_FRAME_TX |
IEEE80211_TX_CTL_REQ_TX_STATUS;
+ bool is_offchan = false;
/* Check that we are on the requested channel for transmission */
if (chan != local->tmp_channel &&
chan != local->oper_channel)
- return -EBUSY;
+ is_offchan = true;
if (channel_type_valid &&
(channel_type != local->tmp_channel_type &&
channel_type != local->_oper_channel_type))
+ is_offchan = true;
+
+ if (chan == local->hw_roc_channel) {
+ /* TODO: check channel type? */
+ is_offchan = false;
+ flags |= IEEE80211_TX_CTL_TX_OFFCHAN;
+ }
+
+ if (is_offchan && !offchan)
return -EBUSY;
switch (sdata->vif.type) {
@@ -1572,6 +1754,7 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct net_device *dev,
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_P2P_GO:
+ case NL80211_IFTYPE_MESH_POINT:
if (!ieee80211_is_action(mgmt->frame_control) ||
mgmt->u.action.category == WLAN_CATEGORY_PUBLIC)
break;
@@ -1598,12 +1781,128 @@ static int ieee80211_mgmt_tx(struct wiphy *wiphy, struct net_device *dev,
IEEE80211_SKB_CB(skb)->flags = flags;
skb->dev = sdata->dev;
- ieee80211_tx_skb(sdata, skb);
*cookie = (unsigned long) skb;
+
+ if (is_offchan && local->ops->remain_on_channel) {
+ unsigned int duration;
+ int ret;
+
+ mutex_lock(&local->mtx);
+ /*
+ * If the duration is zero, then the driver
+ * wouldn't actually do anything. Set it to
+ * 100 for now.
+ *
+ * TODO: cancel the off-channel operation
+ * when we get the SKB's TX status and
+ * the wait time was zero before.
+ */
+ duration = 100;
+ if (wait)
+ duration = wait;
+ ret = ieee80211_remain_on_channel_hw(local, dev, chan,
+ channel_type,
+ duration, cookie);
+ if (ret) {
+ kfree_skb(skb);
+ mutex_unlock(&local->mtx);
+ return ret;
+ }
+
+ local->hw_roc_for_tx = true;
+ local->hw_roc_duration = wait;
+
+ /*
+ * queue up frame for transmission after
+ * ieee80211_ready_on_channel call
+ */
+
+ /* modify cookie to prevent API mismatches */
+ *cookie ^= 2;
+ IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_TX_OFFCHAN;
+ local->hw_roc_skb = skb;
+ mutex_unlock(&local->mtx);
+
+ return 0;
+ }
+
+ /*
+ * Can transmit right away if the channel was the
+ * right one and there's no wait involved... If a
+ * wait is involved, we might otherwise not be on
+ * the right channel for long enough!
+ */
+ if (!is_offchan && !wait && !sdata->vif.bss_conf.idle) {
+ ieee80211_tx_skb(sdata, skb);
+ return 0;
+ }
+
+ wk = kzalloc(sizeof(*wk) + len, GFP_KERNEL);
+ if (!wk) {
+ kfree_skb(skb);
+ return -ENOMEM;
+ }
+
+ wk->type = IEEE80211_WORK_OFFCHANNEL_TX;
+ wk->chan = chan;
+ wk->sdata = sdata;
+ wk->done = ieee80211_offchan_tx_done;
+ wk->offchan_tx.frame = skb;
+ wk->offchan_tx.wait = wait;
+ wk->ie_len = len;
+ memcpy(wk->ie, buf, len);
+
+ ieee80211_add_work(wk);
return 0;
}
+static int ieee80211_mgmt_tx_cancel_wait(struct wiphy *wiphy,
+ struct net_device *dev,
+ u64 cookie)
+{
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_work *wk;
+ int ret = -ENOENT;
+
+ mutex_lock(&local->mtx);
+
+ if (local->ops->cancel_remain_on_channel) {
+ cookie ^= 2;
+ ret = ieee80211_cancel_remain_on_channel_hw(local, cookie);
+
+ if (ret == 0) {
+ kfree_skb(local->hw_roc_skb);
+ local->hw_roc_skb = NULL;
+ }
+
+ mutex_unlock(&local->mtx);
+
+ return ret;
+ }
+
+ list_for_each_entry(wk, &local->work_list, list) {
+ if (wk->sdata != sdata)
+ continue;
+
+ if (wk->type != IEEE80211_WORK_OFFCHANNEL_TX)
+ continue;
+
+ if (cookie != (unsigned long) wk->offchan_tx.frame)
+ continue;
+
+ wk->timeout = jiffies;
+
+ ieee80211_queue_work(&local->hw, &local->work_work);
+ ret = 0;
+ break;
+ }
+ mutex_unlock(&local->mtx);
+
+ return ret;
+}
+
static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
struct net_device *dev,
u16 frame_type, bool reg)
@@ -1621,6 +1920,23 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
ieee80211_queue_work(&local->hw, &local->reconfig_filter);
}
+static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+
+ if (local->started)
+ return -EOPNOTSUPP;
+
+ return drv_set_antenna(local, tx_ant, rx_ant);
+}
+
+static int ieee80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+
+ return drv_get_antenna(local, tx_ant, rx_ant);
+}
+
struct cfg80211_ops mac80211_config_ops = {
.add_virtual_intf = ieee80211_add_iface,
.del_virtual_intf = ieee80211_del_iface,
@@ -1645,8 +1961,10 @@ struct cfg80211_ops mac80211_config_ops = {
.change_mpath = ieee80211_change_mpath,
.get_mpath = ieee80211_get_mpath,
.dump_mpath = ieee80211_dump_mpath,
- .set_mesh_params = ieee80211_set_mesh_params,
- .get_mesh_params = ieee80211_get_mesh_params,
+ .update_mesh_config = ieee80211_update_mesh_config,
+ .get_mesh_config = ieee80211_get_mesh_config,
+ .join_mesh = ieee80211_join_mesh,
+ .leave_mesh = ieee80211_leave_mesh,
#endif
.change_bss = ieee80211_change_bss,
.set_txq_params = ieee80211_set_txq_params,
@@ -1671,6 +1989,9 @@ struct cfg80211_ops mac80211_config_ops = {
.remain_on_channel = ieee80211_remain_on_channel,
.cancel_remain_on_channel = ieee80211_cancel_remain_on_channel,
.mgmt_tx = ieee80211_mgmt_tx,
+ .mgmt_tx_cancel_wait = ieee80211_mgmt_tx_cancel_wait,
.set_cqm_rssi_config = ieee80211_set_cqm_rssi_config,
.mgmt_frame_register = ieee80211_mgmt_frame_register,
+ .set_antenna = ieee80211_set_antenna,
+ .get_antenna = ieee80211_get_antenna,
};
diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
index 18260aa99c56..1f02e599a318 100644
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -21,16 +21,30 @@ int mac80211_open_file_generic(struct inode *inode, struct file *file)
return 0;
}
-#define DEBUGFS_READONLY_FILE(name, buflen, fmt, value...) \
+#define DEBUGFS_FORMAT_BUFFER_SIZE 100
+
+int mac80211_format_buffer(char __user *userbuf, size_t count,
+ loff_t *ppos, char *fmt, ...)
+{
+ va_list args;
+ char buf[DEBUGFS_FORMAT_BUFFER_SIZE];
+ int res;
+
+ va_start(args, fmt);
+ res = vscnprintf(buf, sizeof(buf), fmt, args);
+ va_end(args);
+
+ return simple_read_from_buffer(userbuf, count, ppos, buf, res);
+}
+
+#define DEBUGFS_READONLY_FILE(name, fmt, value...) \
static ssize_t name## _read(struct file *file, char __user *userbuf, \
size_t count, loff_t *ppos) \
{ \
struct ieee80211_local *local = file->private_data; \
- char buf[buflen]; \
- int res; \
\
- res = scnprintf(buf, buflen, fmt "\n", ##value); \
- return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
+ return mac80211_format_buffer(userbuf, count, ppos, \
+ fmt "\n", ##value); \
} \
\
static const struct file_operations name## _ops = { \
@@ -46,13 +60,13 @@ static const struct file_operations name## _ops = { \
debugfs_create_file(#name, mode, phyd, local, &name## _ops);
-DEBUGFS_READONLY_FILE(frequency, 20, "%d",
+DEBUGFS_READONLY_FILE(frequency, "%d",
local->hw.conf.channel->center_freq);
-DEBUGFS_READONLY_FILE(total_ps_buffered, 20, "%d",
+DEBUGFS_READONLY_FILE(total_ps_buffered, "%d",
local->total_ps_buffered);
-DEBUGFS_READONLY_FILE(wep_iv, 20, "%#08x",
+DEBUGFS_READONLY_FILE(wep_iv, "%#08x",
local->wep_iv & 0xffffff);
-DEBUGFS_READONLY_FILE(rate_ctrl_alg, 100, "%s",
+DEBUGFS_READONLY_FILE(rate_ctrl_alg, "%s",
local->rate_ctrl ? local->rate_ctrl->ops->name : "hw/driver");
static ssize_t tsf_read(struct file *file, char __user *user_buf,
@@ -60,13 +74,11 @@ static ssize_t tsf_read(struct file *file, char __user *user_buf,
{
struct ieee80211_local *local = file->private_data;
u64 tsf;
- char buf[100];
tsf = drv_get_tsf(local);
- snprintf(buf, sizeof(buf), "0x%016llx\n", (unsigned long long) tsf);
-
- return simple_read_from_buffer(user_buf, count, ppos, buf, 19);
+ return mac80211_format_buffer(user_buf, count, ppos, "0x%016llx\n",
+ (unsigned long long) tsf);
}
static ssize_t tsf_write(struct file *file,
@@ -131,12 +143,9 @@ static ssize_t noack_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
- int res;
- char buf[10];
- res = scnprintf(buf, sizeof(buf), "%d\n", local->wifi_wme_noack_test);
-
- return simple_read_from_buffer(user_buf, count, ppos, buf, res);
+ return mac80211_format_buffer(user_buf, count, ppos, "%d\n",
+ local->wifi_wme_noack_test);
}
static ssize_t noack_write(struct file *file,
@@ -168,12 +177,8 @@ static ssize_t uapsd_queues_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
- int res;
- char buf[10];
-
- res = scnprintf(buf, sizeof(buf), "0x%x\n", local->uapsd_queues);
-
- return simple_read_from_buffer(user_buf, count, ppos, buf, res);
+ return mac80211_format_buffer(user_buf, count, ppos, "0x%x\n",
+ local->uapsd_queues);
}
static ssize_t uapsd_queues_write(struct file *file,
@@ -215,12 +220,9 @@ static ssize_t uapsd_max_sp_len_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ieee80211_local *local = file->private_data;
- int res;
- char buf[10];
- res = scnprintf(buf, sizeof(buf), "0x%x\n", local->uapsd_max_sp_len);
-
- return simple_read_from_buffer(user_buf, count, ppos, buf, res);
+ return mac80211_format_buffer(user_buf, count, ppos, "0x%x\n",
+ local->uapsd_max_sp_len);
}
static ssize_t uapsd_max_sp_len_write(struct file *file,
diff --git a/net/mac80211/debugfs.h b/net/mac80211/debugfs.h
index 09cc9be34796..7c87529630f5 100644
--- a/net/mac80211/debugfs.h
+++ b/net/mac80211/debugfs.h
@@ -4,6 +4,8 @@
#ifdef CONFIG_MAC80211_DEBUGFS
extern void debugfs_hw_add(struct ieee80211_local *local);
extern int mac80211_open_file_generic(struct inode *inode, struct file *file);
+extern int mac80211_format_buffer(char __user *userbuf, size_t count,
+ loff_t *ppos, char *fmt, ...);
#else
static inline void debugfs_hw_add(struct ieee80211_local *local)
{
diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c
index 1243d1db5c59..f7ef3477c24a 100644
--- a/net/mac80211/debugfs_key.c
+++ b/net/mac80211/debugfs_key.c
@@ -15,18 +15,17 @@
#include "debugfs.h"
#include "debugfs_key.h"
-#define KEY_READ(name, prop, buflen, format_string) \
+#define KEY_READ(name, prop, format_string) \
static ssize_t key_##name##_read(struct file *file, \
char __user *userbuf, \
size_t count, loff_t *ppos) \
{ \
- char buf[buflen]; \
struct ieee80211_key *key = file->private_data; \
- int res = scnprintf(buf, buflen, format_string, key->prop); \
- return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
+ return mac80211_format_buffer(userbuf, count, ppos, \
+ format_string, key->prop); \
}
-#define KEY_READ_D(name) KEY_READ(name, name, 20, "%d\n")
-#define KEY_READ_X(name) KEY_READ(name, name, 20, "0x%x\n")
+#define KEY_READ_D(name) KEY_READ(name, name, "%d\n")
+#define KEY_READ_X(name) KEY_READ(name, name, "0x%x\n")
#define KEY_OPS(name) \
static const struct file_operations key_ ##name## _ops = { \
@@ -39,9 +38,9 @@ static const struct file_operations key_ ##name## _ops = { \
KEY_READ_##format(name) \
KEY_OPS(name)
-#define KEY_CONF_READ(name, buflen, format_string) \
- KEY_READ(conf_##name, conf.name, buflen, format_string)
-#define KEY_CONF_READ_D(name) KEY_CONF_READ(name, 20, "%d\n")
+#define KEY_CONF_READ(name, format_string) \
+ KEY_READ(conf_##name, conf.name, format_string)
+#define KEY_CONF_READ_D(name) KEY_CONF_READ(name, "%d\n")
#define KEY_CONF_OPS(name) \
static const struct file_operations key_ ##name## _ops = { \
@@ -59,7 +58,7 @@ KEY_CONF_FILE(keyidx, D);
KEY_CONF_FILE(hw_key_idx, D);
KEY_FILE(flags, X);
KEY_FILE(tx_rx_count, D);
-KEY_READ(ifindex, sdata->name, IFNAMSIZ + 2, "%s\n");
+KEY_READ(ifindex, sdata->name, "%s\n");
KEY_OPS(ifindex);
static ssize_t key_algorithm_read(struct file *file,
@@ -275,7 +274,8 @@ void ieee80211_debugfs_key_remove(struct ieee80211_key *key)
debugfs_remove_recursive(key->debugfs.dir);
key->debugfs.dir = NULL;
}
-void ieee80211_debugfs_key_add_default(struct ieee80211_sub_if_data *sdata)
+
+void ieee80211_debugfs_key_update_default(struct ieee80211_sub_if_data *sdata)
{
char buf[50];
struct ieee80211_key *key;
@@ -283,25 +283,29 @@ void ieee80211_debugfs_key_add_default(struct ieee80211_sub_if_data *sdata)
if (!sdata->debugfs.dir)
return;
- /* this is running under the key lock */
+ lockdep_assert_held(&sdata->local->key_mtx);
- key = sdata->default_key;
- if (key) {
+ if (sdata->default_unicast_key) {
+ key = sdata->default_unicast_key;
sprintf(buf, "../keys/%d", key->debugfs.cnt);
- sdata->debugfs.default_key =
- debugfs_create_symlink("default_key",
+ sdata->debugfs.default_unicast_key =
+ debugfs_create_symlink("default_unicast_key",
sdata->debugfs.dir, buf);
- } else
- ieee80211_debugfs_key_remove_default(sdata);
-}
-
-void ieee80211_debugfs_key_remove_default(struct ieee80211_sub_if_data *sdata)
-{
- if (!sdata)
- return;
+ } else {
+ debugfs_remove(sdata->debugfs.default_unicast_key);
+ sdata->debugfs.default_unicast_key = NULL;
+ }
- debugfs_remove(sdata->debugfs.default_key);
- sdata->debugfs.default_key = NULL;
+ if (sdata->default_multicast_key) {
+ key = sdata->default_multicast_key;
+ sprintf(buf, "../keys/%d", key->debugfs.cnt);
+ sdata->debugfs.default_multicast_key =
+ debugfs_create_symlink("default_multicast_key",
+ sdata->debugfs.dir, buf);
+ } else {
+ debugfs_remove(sdata->debugfs.default_multicast_key);
+ sdata->debugfs.default_multicast_key = NULL;
+ }
}
void ieee80211_debugfs_key_add_mgmt_default(struct ieee80211_sub_if_data *sdata)
diff --git a/net/mac80211/debugfs_key.h b/net/mac80211/debugfs_key.h
index 54717b4e1371..32adc77e9c77 100644
--- a/net/mac80211/debugfs_key.h
+++ b/net/mac80211/debugfs_key.h
@@ -4,8 +4,7 @@
#ifdef CONFIG_MAC80211_DEBUGFS
void ieee80211_debugfs_key_add(struct ieee80211_key *key);
void ieee80211_debugfs_key_remove(struct ieee80211_key *key);
-void ieee80211_debugfs_key_add_default(struct ieee80211_sub_if_data *sdata);
-void ieee80211_debugfs_key_remove_default(struct ieee80211_sub_if_data *sdata);
+void ieee80211_debugfs_key_update_default(struct ieee80211_sub_if_data *sdata);
void ieee80211_debugfs_key_add_mgmt_default(
struct ieee80211_sub_if_data *sdata);
void ieee80211_debugfs_key_remove_mgmt_default(
@@ -17,10 +16,7 @@ static inline void ieee80211_debugfs_key_add(struct ieee80211_key *key)
{}
static inline void ieee80211_debugfs_key_remove(struct ieee80211_key *key)
{}
-static inline void ieee80211_debugfs_key_add_default(
- struct ieee80211_sub_if_data *sdata)
-{}
-static inline void ieee80211_debugfs_key_remove_default(
+static inline void ieee80211_debugfs_key_update_default(
struct ieee80211_sub_if_data *sdata)
{}
static inline void ieee80211_debugfs_key_add_mgmt_default(
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index cbdf36d7841c..2dabdf7680d0 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -251,6 +251,7 @@ IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
+IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
@@ -355,6 +356,7 @@ static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
MESHPARAMS_ADD(dot11MeshConfirmTimeout);
MESHPARAMS_ADD(dot11MeshHoldingTimeout);
MESHPARAMS_ADD(dot11MeshTTL);
+ MESHPARAMS_ADD(element_ttl);
MESHPARAMS_ADD(auto_open_plinks);
MESHPARAMS_ADD(dot11MeshMaxPeerLinks);
MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout);
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index 4601fea1784d..c04a1396cf8d 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -17,20 +17,18 @@
/* sta attributtes */
-#define STA_READ(name, buflen, field, format_string) \
+#define STA_READ(name, field, format_string) \
static ssize_t sta_ ##name## _read(struct file *file, \
char __user *userbuf, \
size_t count, loff_t *ppos) \
{ \
- int res; \
struct sta_info *sta = file->private_data; \
- char buf[buflen]; \
- res = scnprintf(buf, buflen, format_string, sta->field); \
- return simple_read_from_buffer(userbuf, count, ppos, buf, res); \
+ return mac80211_format_buffer(userbuf, count, ppos, \
+ format_string, sta->field); \
}
-#define STA_READ_D(name, field) STA_READ(name, 20, field, "%d\n")
-#define STA_READ_U(name, field) STA_READ(name, 20, field, "%u\n")
-#define STA_READ_S(name, field) STA_READ(name, 20, field, "%s\n")
+#define STA_READ_D(name, field) STA_READ(name, field, "%d\n")
+#define STA_READ_U(name, field) STA_READ(name, field, "%u\n")
+#define STA_READ_S(name, field) STA_READ(name, field, "%s\n")
#define STA_OPS(name) \
static const struct file_operations sta_ ##name## _ops = { \
@@ -79,22 +77,18 @@ static ssize_t sta_num_ps_buf_frames_read(struct file *file,
char __user *userbuf,
size_t count, loff_t *ppos)
{
- char buf[20];
struct sta_info *sta = file->private_data;
- int res = scnprintf(buf, sizeof(buf), "%u\n",
- skb_queue_len(&sta->ps_tx_buf));
- return simple_read_from_buffer(userbuf, count, ppos, buf, res);
+ return mac80211_format_buffer(userbuf, count, ppos, "%u\n",
+ skb_queue_len(&sta->ps_tx_buf));
}
STA_OPS(num_ps_buf_frames);
static ssize_t sta_inactive_ms_read(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)
{
- char buf[20];
struct sta_info *sta = file->private_data;
- int res = scnprintf(buf, sizeof(buf), "%d\n",
- jiffies_to_msecs(jiffies - sta->last_rx));
- return simple_read_from_buffer(userbuf, count, ppos, buf, res);
+ return mac80211_format_buffer(userbuf, count, ppos, "%d\n",
+ jiffies_to_msecs(jiffies - sta->last_rx));
}
STA_OPS(inactive_ms);
@@ -118,34 +112,35 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
char buf[71 + STA_TID_NUM * 40], *p = buf;
int i;
struct sta_info *sta = file->private_data;
+ struct tid_ampdu_rx *tid_rx;
+ struct tid_ampdu_tx *tid_tx;
+
+ rcu_read_lock();
- spin_lock_bh(&sta->lock);
p += scnprintf(p, sizeof(buf) + buf - p, "next dialog_token: %#02x\n",
sta->ampdu_mlme.dialog_token_allocator + 1);
p += scnprintf(p, sizeof(buf) + buf - p,
"TID\t\tRX active\tDTKN\tSSN\t\tTX\tDTKN\tpending\n");
+
for (i = 0; i < STA_TID_NUM; i++) {
+ tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[i]);
+ tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[i]);
+
p += scnprintf(p, sizeof(buf) + buf - p, "%02d", i);
- p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x",
- !!sta->ampdu_mlme.tid_rx[i]);
+ p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", !!tid_rx);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x",
- sta->ampdu_mlme.tid_rx[i] ?
- sta->ampdu_mlme.tid_rx[i]->dialog_token : 0);
+ tid_rx ? tid_rx->dialog_token : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.3x",
- sta->ampdu_mlme.tid_rx[i] ?
- sta->ampdu_mlme.tid_rx[i]->ssn : 0);
+ tid_rx ? tid_rx->ssn : 0);
- p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x",
- !!sta->ampdu_mlme.tid_tx[i]);
+ p += scnprintf(p, sizeof(buf) + buf - p, "\t\t%x", !!tid_tx);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%#.2x",
- sta->ampdu_mlme.tid_tx[i] ?
- sta->ampdu_mlme.tid_tx[i]->dialog_token : 0);
+ tid_tx ? tid_tx->dialog_token : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\t%03d",
- sta->ampdu_mlme.tid_tx[i] ?
- skb_queue_len(&sta->ampdu_mlme.tid_tx[i]->pending) : 0);
+ tid_tx ? skb_queue_len(&tid_tx->pending) : 0);
p += scnprintf(p, sizeof(buf) + buf - p, "\n");
}
- spin_unlock_bh(&sta->lock);
+ rcu_read_unlock();
return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf);
}
@@ -194,7 +189,7 @@ static ssize_t sta_agg_status_write(struct file *file, const char __user *userbu
if (tx) {
if (start)
- ret = ieee80211_start_tx_ba_session(&sta->sta, tid);
+ ret = ieee80211_start_tx_ba_session(&sta->sta, tid, 5000);
else
ret = ieee80211_stop_tx_ba_session(&sta->sta, tid);
} else {
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index 16983825f8e8..98d589960a49 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -233,6 +233,20 @@ static inline void drv_get_tkip_seq(struct ieee80211_local *local,
trace_drv_get_tkip_seq(local, hw_key_idx, iv32, iv16);
}
+static inline int drv_set_frag_threshold(struct ieee80211_local *local,
+ u32 value)
+{
+ int ret = 0;
+
+ might_sleep();
+
+ trace_drv_set_frag_threshold(local, value);
+ if (local->ops->set_frag_threshold)
+ ret = local->ops->set_frag_threshold(&local->hw, value);
+ trace_drv_return_int(local, ret);
+ return ret;
+}
+
static inline int drv_set_rts_threshold(struct ieee80211_local *local,
u32 value)
{
@@ -353,7 +367,7 @@ static inline void drv_reset_tsf(struct ieee80211_local *local)
static inline int drv_tx_last_beacon(struct ieee80211_local *local)
{
- int ret = 1;
+ int ret = 0; /* default unsuported op for less congestion */
might_sleep();
@@ -428,4 +442,57 @@ static inline void drv_channel_switch(struct ieee80211_local *local,
trace_drv_return_void(local);
}
+
+static inline int drv_set_antenna(struct ieee80211_local *local,
+ u32 tx_ant, u32 rx_ant)
+{
+ int ret = -EOPNOTSUPP;
+ might_sleep();
+ if (local->ops->set_antenna)
+ ret = local->ops->set_antenna(&local->hw, tx_ant, rx_ant);
+ trace_drv_set_antenna(local, tx_ant, rx_ant, ret);
+ return ret;
+}
+
+static inline int drv_get_antenna(struct ieee80211_local *local,
+ u32 *tx_ant, u32 *rx_ant)
+{
+ int ret = -EOPNOTSUPP;
+ might_sleep();
+ if (local->ops->get_antenna)
+ ret = local->ops->get_antenna(&local->hw, tx_ant, rx_ant);
+ trace_drv_get_antenna(local, *tx_ant, *rx_ant, ret);
+ return ret;
+}
+
+static inline int drv_remain_on_channel(struct ieee80211_local *local,
+ struct ieee80211_channel *chan,
+ enum nl80211_channel_type chantype,
+ unsigned int duration)
+{
+ int ret;
+
+ might_sleep();
+
+ trace_drv_remain_on_channel(local, chan, chantype, duration);
+ ret = local->ops->remain_on_channel(&local->hw, chan, chantype,
+ duration);
+ trace_drv_return_int(local, ret);
+
+ return ret;
+}
+
+static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
+{
+ int ret;
+
+ might_sleep();
+
+ trace_drv_cancel_remain_on_channel(local);
+ ret = local->ops->cancel_remain_on_channel(&local->hw);
+ trace_drv_return_int(local, ret);
+
+ return ret;
+}
+
#endif /* __MAC80211_DRIVER_OPS */
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index 6831fb1641c8..49c84218b2f4 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -531,6 +531,27 @@ TRACE_EVENT(drv_get_tkip_seq,
)
);
+TRACE_EVENT(drv_set_frag_threshold,
+ TP_PROTO(struct ieee80211_local *local, u32 value),
+
+ TP_ARGS(local, value),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ __field(u32, value)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ __entry->value = value;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT " value:%d",
+ LOCAL_PR_ARG, __entry->value
+ )
+);
+
TRACE_EVENT(drv_set_rts_threshold,
TP_PROTO(struct ieee80211_local *local, u32 value),
@@ -862,6 +883,100 @@ TRACE_EVENT(drv_channel_switch,
)
);
+TRACE_EVENT(drv_set_antenna,
+ TP_PROTO(struct ieee80211_local *local, u32 tx_ant, u32 rx_ant, int ret),
+
+ TP_ARGS(local, tx_ant, rx_ant, ret),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ __field(u32, tx_ant)
+ __field(u32, rx_ant)
+ __field(int, ret)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ __entry->tx_ant = tx_ant;
+ __entry->rx_ant = rx_ant;
+ __entry->ret = ret;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT " tx_ant:%d rx_ant:%d ret:%d",
+ LOCAL_PR_ARG, __entry->tx_ant, __entry->rx_ant, __entry->ret
+ )
+);
+
+TRACE_EVENT(drv_get_antenna,
+ TP_PROTO(struct ieee80211_local *local, u32 tx_ant, u32 rx_ant, int ret),
+
+ TP_ARGS(local, tx_ant, rx_ant, ret),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ __field(u32, tx_ant)
+ __field(u32, rx_ant)
+ __field(int, ret)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ __entry->tx_ant = tx_ant;
+ __entry->rx_ant = rx_ant;
+ __entry->ret = ret;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT " tx_ant:%d rx_ant:%d ret:%d",
+ LOCAL_PR_ARG, __entry->tx_ant, __entry->rx_ant, __entry->ret
+ )
+);
+
+TRACE_EVENT(drv_remain_on_channel,
+ TP_PROTO(struct ieee80211_local *local, struct ieee80211_channel *chan,
+ enum nl80211_channel_type chantype, unsigned int duration),
+
+ TP_ARGS(local, chan, chantype, duration),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ __field(int, center_freq)
+ __field(int, channel_type)
+ __field(unsigned int, duration)
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ __entry->center_freq = chan->center_freq;
+ __entry->channel_type = chantype;
+ __entry->duration = duration;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT " freq:%dMHz duration:%dms",
+ LOCAL_PR_ARG, __entry->center_freq, __entry->duration
+ )
+);
+
+TRACE_EVENT(drv_cancel_remain_on_channel,
+ TP_PROTO(struct ieee80211_local *local),
+
+ TP_ARGS(local),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT, LOCAL_PR_ARG
+ )
+);
+
/*
* Tracing for API calls that drivers call.
*/
@@ -1099,6 +1214,42 @@ TRACE_EVENT(api_chswitch_done,
)
);
+TRACE_EVENT(api_ready_on_channel,
+ TP_PROTO(struct ieee80211_local *local),
+
+ TP_ARGS(local),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT, LOCAL_PR_ARG
+ )
+);
+
+TRACE_EVENT(api_remain_on_channel_expired,
+ TP_PROTO(struct ieee80211_local *local),
+
+ TP_ARGS(local),
+
+ TP_STRUCT__entry(
+ LOCAL_ENTRY
+ ),
+
+ TP_fast_assign(
+ LOCAL_ASSIGN;
+ ),
+
+ TP_printk(
+ LOCAL_PR_FMT, LOCAL_PR_ARG
+ )
+);
+
/*
* Tracing for internal functions
* (which may also be called in response to driver calls)
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 077a93dd1671..53c7077ffd4f 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -919,6 +919,8 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
sdata->u.ibss.privacy = params->privacy;
sdata->u.ibss.basic_rates = params->basic_rates;
+ memcpy(sdata->vif.bss_conf.mcast_rate, params->mcast_rate,
+ sizeof(params->mcast_rate));
sdata->vif.bss_conf.beacon_int = params->beacon_interval;
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index b80c38689927..c47d7c0e48a4 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -23,6 +23,7 @@
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/etherdevice.h>
+#include <linux/leds.h>
#include <net/ieee80211_radiotap.h>
#include <net/cfg80211.h>
#include <net/mac80211.h>
@@ -167,6 +168,7 @@ typedef unsigned __bitwise__ ieee80211_rx_result;
* @IEEE80211_RX_FRAGMENTED: fragmented frame
* @IEEE80211_RX_AMSDU: a-MSDU packet
* @IEEE80211_RX_MALFORMED_ACTION_FRM: action frame is malformed
+ * @IEEE80211_RX_DEFERRED_RELEASE: frame was subjected to receive reordering
*
* These are per-frame flags that are attached to a frame in the
* @rx_flags field of &struct ieee80211_rx_status.
@@ -177,6 +179,7 @@ enum ieee80211_packet_rx_flags {
IEEE80211_RX_FRAGMENTED = BIT(2),
IEEE80211_RX_AMSDU = BIT(3),
IEEE80211_RX_MALFORMED_ACTION_FRM = BIT(4),
+ IEEE80211_RX_DEFERRED_RELEASE = BIT(5),
};
/**
@@ -260,6 +263,7 @@ enum ieee80211_work_type {
IEEE80211_WORK_ASSOC_BEACON_WAIT,
IEEE80211_WORK_ASSOC,
IEEE80211_WORK_REMAIN_ON_CHANNEL,
+ IEEE80211_WORK_OFFCHANNEL_TX,
};
/**
@@ -320,6 +324,10 @@ struct ieee80211_work {
struct {
u32 duration;
} remain;
+ struct {
+ struct sk_buff *frame;
+ u32 wait;
+ } offchan_tx;
};
int ie_len;
@@ -349,8 +357,10 @@ struct ieee80211_if_managed {
struct work_struct chswitch_work;
struct work_struct beacon_connection_loss_work;
+ unsigned long beacon_timeout;
unsigned long probe_timeout;
int probe_send_count;
+ bool nullfunc_failed;
struct mutex mtx;
struct cfg80211_bss *associated;
@@ -477,6 +487,8 @@ struct ieee80211_if_mesh {
struct mesh_config mshcfg;
u32 mesh_seqnum;
bool accepting_plinks;
+ const u8 *vendor_ie;
+ u8 vendor_ie_len;
};
#ifdef CONFIG_MAC80211_MESH
@@ -550,7 +562,7 @@ struct ieee80211_sub_if_data {
unsigned int fragment_next;
struct ieee80211_key *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS];
- struct ieee80211_key *default_key;
+ struct ieee80211_key *default_unicast_key, *default_multicast_key;
struct ieee80211_key *default_mgmt_key;
u16 sequence_number;
@@ -578,9 +590,7 @@ struct ieee80211_sub_if_data {
struct ieee80211_if_vlan vlan;
struct ieee80211_if_managed mgd;
struct ieee80211_if_ibss ibss;
-#ifdef CONFIG_MAC80211_MESH
struct ieee80211_if_mesh mesh;
-#endif
u32 mntr_flags;
} u;
@@ -588,7 +598,8 @@ struct ieee80211_sub_if_data {
struct {
struct dentry *dir;
struct dentry *subdir_stations;
- struct dentry *default_key;
+ struct dentry *default_unicast_key;
+ struct dentry *default_multicast_key;
struct dentry *default_mgmt_key;
} debugfs;
#endif
@@ -602,19 +613,6 @@ struct ieee80211_sub_if_data *vif_to_sdata(struct ieee80211_vif *p)
return container_of(p, struct ieee80211_sub_if_data, vif);
}
-static inline void
-ieee80211_sdata_set_mesh_id(struct ieee80211_sub_if_data *sdata,
- u8 mesh_id_len, u8 *mesh_id)
-{
-#ifdef CONFIG_MAC80211_MESH
- struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
- ifmsh->mesh_id_len = mesh_id_len;
- memcpy(ifmsh->mesh_id, mesh_id, mesh_id_len);
-#else
- WARN_ON(1);
-#endif
-}
-
enum sdata_queue_type {
IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0,
IEEE80211_SDATA_QUEUE_AGG_START = 1,
@@ -635,6 +633,20 @@ enum queue_stop_reason {
IEEE80211_QUEUE_STOP_REASON_SKB_ADD,
};
+#ifdef CONFIG_MAC80211_LEDS
+struct tpt_led_trigger {
+ struct led_trigger trig;
+ char name[32];
+ const struct ieee80211_tpt_blink *blink_table;
+ unsigned int blink_table_len;
+ struct timer_list timer;
+ unsigned long prev_traffic;
+ unsigned long tx_bytes, rx_bytes;
+ unsigned int active, want;
+ bool running;
+};
+#endif
+
/**
* mac80211 scan flags - currently active scan mode
*
@@ -764,6 +776,15 @@ struct ieee80211_local {
struct sk_buff_head skb_queue;
struct sk_buff_head skb_queue_unreliable;
+ /*
+ * Internal FIFO queue which is shared between multiple rx path
+ * stages. Its main task is to provide a serialization mechanism,
+ * so all rx handlers can enjoy having exclusive access to their
+ * private data structures.
+ */
+ struct sk_buff_head rx_skb_queue;
+ bool running_rx_handler; /* protected by rx_skb_queue.lock */
+
/* Station data */
/*
* The mutex only protects the list and counter,
@@ -843,6 +864,7 @@ struct ieee80211_local {
#ifdef CONFIG_MAC80211_LEDS
int tx_led_counter, rx_led_counter;
struct led_trigger *tx_led, *rx_led, *assoc_led, *radio_led;
+ struct tpt_led_trigger *tpt_led_trigger;
char tx_led_name[32], rx_led_name[32],
assoc_led_name[32], radio_led_name[32];
#endif
@@ -929,6 +951,15 @@ struct ieee80211_local {
} debugfs;
#endif
+ struct ieee80211_channel *hw_roc_channel;
+ struct net_device *hw_roc_dev;
+ struct sk_buff *hw_roc_skb;
+ struct work_struct hw_roc_start, hw_roc_done;
+ enum nl80211_channel_type hw_roc_channel_type;
+ unsigned int hw_roc_duration;
+ u32 hw_roc_cookie;
+ bool hw_roc_for_tx;
+
/* dummy netdev for use w/ NAPI */
struct net_device napi_dev;
@@ -1120,6 +1151,7 @@ void ieee80211_offchannel_stop_beaconing(struct ieee80211_local *local);
void ieee80211_offchannel_stop_station(struct ieee80211_local *local);
void ieee80211_offchannel_return(struct ieee80211_local *local,
bool enable_beaconing);
+void ieee80211_hw_roc_setup(struct ieee80211_local *local);
/* interface handling */
int ieee80211_iface_init(void);
@@ -1264,6 +1296,8 @@ void ieee80211_send_nullfunc(struct ieee80211_local *local,
int powersave);
void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata,
struct ieee80211_hdr *hdr);
+void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_hdr *hdr, bool ack);
void ieee80211_beacon_connection_loss_work(struct work_struct *work);
void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw,
@@ -1278,6 +1312,9 @@ void ieee80211_add_pending_skb(struct ieee80211_local *local,
struct sk_buff *skb);
int ieee80211_add_pending_skbs(struct ieee80211_local *local,
struct sk_buff_head *skbs);
+int ieee80211_add_pending_skbs_fn(struct ieee80211_local *local,
+ struct sk_buff_head *skbs,
+ void (*fn)(void *data), void *data);
void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
u16 transaction, u16 auth_alg,
@@ -1287,6 +1324,10 @@ int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer,
const u8 *ie, size_t ie_len,
enum ieee80211_band band, u32 rate_mask,
u8 channel);
+struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
+ u8 *dst,
+ const u8 *ssid, size_t ssid_len,
+ const u8 *ie, size_t ie_len);
void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len);
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 7aa85591dbe7..8acba456744e 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -197,11 +197,6 @@ static int ieee80211_do_open(struct net_device *dev, bool coming_up)
sdata->bss = &sdata->u.ap;
break;
case NL80211_IFTYPE_MESH_POINT:
- if (!ieee80211_vif_is_mesh(&sdata->vif))
- break;
- /* mesh ifaces must set allmulti to forward mcast traffic */
- atomic_inc(&local->iff_allmultis);
- break;
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_ADHOC:
@@ -225,6 +220,8 @@ static int ieee80211_do_open(struct net_device *dev, bool coming_up)
/* we're brought up, everything changes */
hw_reconf_flags = ~0;
ieee80211_led_radio(local, true);
+ ieee80211_mod_tpt_led_trig(local,
+ IEEE80211_TPT_LEDTRIG_FL_RADIO, 0);
}
/*
@@ -273,12 +270,7 @@ static int ieee80211_do_open(struct net_device *dev, bool coming_up)
goto err_stop;
}
- if (ieee80211_vif_is_mesh(&sdata->vif)) {
- local->fif_other_bss++;
- ieee80211_configure_filter(local);
-
- ieee80211_start_mesh(sdata);
- } else if (sdata->vif.type == NL80211_IFTYPE_AP) {
+ if (sdata->vif.type == NL80211_IFTYPE_AP) {
local->fif_pspoll++;
local->fif_probe_req++;
@@ -503,18 +495,6 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
ieee80211_adjust_monitor_flags(sdata, -1);
ieee80211_configure_filter(local);
break;
- case NL80211_IFTYPE_MESH_POINT:
- if (ieee80211_vif_is_mesh(&sdata->vif)) {
- /* other_bss and allmulti are always set on mesh
- * ifaces */
- local->fif_other_bss--;
- atomic_dec(&local->iff_allmultis);
-
- ieee80211_configure_filter(local);
-
- ieee80211_stop_mesh(sdata);
- }
- /* fall through */
default:
flush_work(&sdata->work);
/*
@@ -1204,12 +1184,6 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
if (ret)
goto fail;
- if (ieee80211_vif_is_mesh(&sdata->vif) &&
- params && params->mesh_id_len)
- ieee80211_sdata_set_mesh_id(sdata,
- params->mesh_id_len,
- params->mesh_id);
-
mutex_lock(&local->iflist_mtx);
list_add_tail_rcu(&sdata->list, &local->interfaces);
mutex_unlock(&local->iflist_mtx);
@@ -1290,8 +1264,9 @@ u32 __ieee80211_recalc_idle(struct ieee80211_local *local)
{
struct ieee80211_sub_if_data *sdata;
int count = 0;
- bool working = false, scanning = false;
+ bool working = false, scanning = false, hw_roc = false;
struct ieee80211_work *wk;
+ unsigned int led_trig_start = 0, led_trig_stop = 0;
#ifdef CONFIG_PROVE_LOCKING
WARN_ON(debug_locks && !lockdep_rtnl_is_held() &&
@@ -1333,6 +1308,9 @@ u32 __ieee80211_recalc_idle(struct ieee80211_local *local)
local->scan_sdata->vif.bss_conf.idle = false;
}
+ if (local->hw_roc_channel)
+ hw_roc = true;
+
list_for_each_entry(sdata, &local->interfaces, list) {
if (sdata->old_idle == sdata->vif.bss_conf.idle)
continue;
@@ -1341,6 +1319,20 @@ u32 __ieee80211_recalc_idle(struct ieee80211_local *local)
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IDLE);
}
+ if (working || scanning || hw_roc)
+ led_trig_start |= IEEE80211_TPT_LEDTRIG_FL_WORK;
+ else
+ led_trig_stop |= IEEE80211_TPT_LEDTRIG_FL_WORK;
+
+ if (count)
+ led_trig_start |= IEEE80211_TPT_LEDTRIG_FL_CONNECTED;
+ else
+ led_trig_stop |= IEEE80211_TPT_LEDTRIG_FL_CONNECTED;
+
+ ieee80211_mod_tpt_led_trig(local, led_trig_start, led_trig_stop);
+
+ if (hw_roc)
+ return ieee80211_idle_off(local, "hw remain-on-channel");
if (working)
return ieee80211_idle_off(local, "working");
if (scanning)
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index ccd676b2f599..8c02469b7176 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -30,19 +30,20 @@
* keys and per-station keys. Since each station belongs to an interface,
* each station key also belongs to that interface.
*
- * Hardware acceleration is done on a best-effort basis, for each key
- * that is eligible the hardware is asked to enable that key but if
- * it cannot do that they key is simply kept for software encryption.
- * There is currently no way of knowing this except by looking into
- * debugfs.
+ * Hardware acceleration is done on a best-effort basis for algorithms
+ * that are implemented in software, for each key the hardware is asked
+ * to enable that key for offloading but if it cannot do that the key is
+ * simply kept for software encryption (unless it is for an algorithm
+ * that isn't implemented in software).
+ * There is currently no way of knowing whether a key is handled in SW
+ * or HW except by looking into debugfs.
*
- * All key operations are protected internally.
- *
- * Within mac80211, key references are, just as STA structure references,
- * protected by RCU. Note, however, that some things are unprotected,
- * namely the key->sta dereferences within the hardware acceleration
- * functions. This means that sta_info_destroy() must remove the key
- * which waits for an RCU grace period.
+ * All key management is internally protected by a mutex. Within all
+ * other parts of mac80211, key references are, just as STA structure
+ * references, protected by RCU. Note, however, that some things are
+ * unprotected, namely the key->sta dereferences within the hardware
+ * acceleration functions. This means that sta_info_destroy() must
+ * remove the key which waits for an RCU grace period.
*/
static const u8 bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
@@ -84,10 +85,17 @@ static int ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
goto out_unsupported;
sdata = key->sdata;
- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+ /*
+ * The driver doesn't know anything about VLAN interfaces.
+ * Hence, don't send GTKs for VLAN interfaces to the driver.
+ */
+ if (!(key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE))
+ goto out_unsupported;
sdata = container_of(sdata->bss,
struct ieee80211_sub_if_data,
u.ap);
+ }
ret = drv_set_key(key->local, SET_KEY, sdata, sta, &key->conf);
@@ -171,7 +179,7 @@ void ieee80211_key_removed(struct ieee80211_key_conf *key_conf)
EXPORT_SYMBOL_GPL(ieee80211_key_removed);
static void __ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata,
- int idx)
+ int idx, bool uni, bool multi)
{
struct ieee80211_key *key = NULL;
@@ -180,18 +188,19 @@ static void __ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata,
if (idx >= 0 && idx < NUM_DEFAULT_KEYS)
key = sdata->keys[idx];
- rcu_assign_pointer(sdata->default_key, key);
+ if (uni)
+ rcu_assign_pointer(sdata->default_unicast_key, key);
+ if (multi)
+ rcu_assign_pointer(sdata->default_multicast_key, key);
- if (key) {
- ieee80211_debugfs_key_remove_default(key->sdata);
- ieee80211_debugfs_key_add_default(key->sdata);
- }
+ ieee80211_debugfs_key_update_default(sdata);
}
-void ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, int idx)
+void ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, int idx,
+ bool uni, bool multi)
{
mutex_lock(&sdata->local->key_mtx);
- __ieee80211_set_default_key(sdata, idx);
+ __ieee80211_set_default_key(sdata, idx, uni, multi);
mutex_unlock(&sdata->local->key_mtx);
}
@@ -208,10 +217,7 @@ __ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata, int idx)
rcu_assign_pointer(sdata->default_mgmt_key, key);
- if (key) {
- ieee80211_debugfs_key_remove_mgmt_default(key->sdata);
- ieee80211_debugfs_key_add_mgmt_default(key->sdata);
- }
+ ieee80211_debugfs_key_update_default(sdata);
}
void ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata,
@@ -229,7 +235,8 @@ static void __ieee80211_key_replace(struct ieee80211_sub_if_data *sdata,
struct ieee80211_key *old,
struct ieee80211_key *new)
{
- int idx, defkey, defmgmtkey;
+ int idx;
+ bool defunikey, defmultikey, defmgmtkey;
if (new)
list_add(&new->list, &sdata->key_list);
@@ -250,29 +257,31 @@ static void __ieee80211_key_replace(struct ieee80211_sub_if_data *sdata,
else
idx = new->conf.keyidx;
- defkey = old && sdata->default_key == old;
+ defunikey = old && sdata->default_unicast_key == old;
+ defmultikey = old && sdata->default_multicast_key == old;
defmgmtkey = old && sdata->default_mgmt_key == old;
- if (defkey && !new)
- __ieee80211_set_default_key(sdata, -1);
+ if (defunikey && !new)
+ __ieee80211_set_default_key(sdata, -1, true, false);
+ if (defmultikey && !new)
+ __ieee80211_set_default_key(sdata, -1, false, true);
if (defmgmtkey && !new)
__ieee80211_set_default_mgmt_key(sdata, -1);
rcu_assign_pointer(sdata->keys[idx], new);
- if (defkey && new)
- __ieee80211_set_default_key(sdata, new->conf.keyidx);
+ if (defunikey && new)
+ __ieee80211_set_default_key(sdata, new->conf.keyidx,
+ true, false);
+ if (defmultikey && new)
+ __ieee80211_set_default_key(sdata, new->conf.keyidx,
+ false, true);
if (defmgmtkey && new)
__ieee80211_set_default_mgmt_key(sdata,
new->conf.keyidx);
}
- if (old) {
- /*
- * We'll use an empty list to indicate that the key
- * has already been removed.
- */
- list_del_init(&old->list);
- }
+ if (old)
+ list_del(&old->list);
}
struct ieee80211_key *ieee80211_key_alloc(u32 cipher, int idx, size_t key_len,
@@ -366,6 +375,12 @@ static void __ieee80211_key_destroy(struct ieee80211_key *key)
if (!key)
return;
+ /*
+ * Synchronize so the TX path can no longer be using
+ * this key before we free/remove it.
+ */
+ synchronize_rcu();
+
if (key->local)
ieee80211_key_disable_hw_accel(key);
@@ -407,8 +422,8 @@ int ieee80211_key_link(struct ieee80211_key *key,
struct sta_info *ap;
/*
- * We're getting a sta pointer in,
- * so must be under RCU read lock.
+ * We're getting a sta pointer in, so must be under
+ * appropriate locking for sta_info_get().
*/
/* same here, the AP could be using QoS */
@@ -502,11 +517,12 @@ void ieee80211_free_keys(struct ieee80211_sub_if_data *sdata)
mutex_lock(&sdata->local->key_mtx);
- ieee80211_debugfs_key_remove_default(sdata);
ieee80211_debugfs_key_remove_mgmt_default(sdata);
list_for_each_entry_safe(key, tmp, &sdata->key_list, list)
__ieee80211_key_free(key);
+ ieee80211_debugfs_key_update_default(sdata);
+
mutex_unlock(&sdata->local->key_mtx);
}
diff --git a/net/mac80211/key.h b/net/mac80211/key.h
index 0db1c0f5f697..8106aa1b7466 100644
--- a/net/mac80211/key.h
+++ b/net/mac80211/key.h
@@ -138,7 +138,8 @@ int __must_check ieee80211_key_link(struct ieee80211_key *key,
struct sta_info *sta);
void ieee80211_key_free(struct ieee80211_local *local,
struct ieee80211_key *key);
-void ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, int idx);
+void ieee80211_set_default_key(struct ieee80211_sub_if_data *sdata, int idx,
+ bool uni, bool multi);
void ieee80211_set_default_mgmt_key(struct ieee80211_sub_if_data *sdata,
int idx);
void ieee80211_free_keys(struct ieee80211_sub_if_data *sdata);
diff --git a/net/mac80211/led.c b/net/mac80211/led.c
index 063aad944246..14590332c81c 100644
--- a/net/mac80211/led.c
+++ b/net/mac80211/led.c
@@ -54,12 +54,22 @@ void ieee80211_led_radio(struct ieee80211_local *local, bool enabled)
led_trigger_event(local->radio_led, LED_OFF);
}
+void ieee80211_led_names(struct ieee80211_local *local)
+{
+ snprintf(local->rx_led_name, sizeof(local->rx_led_name),
+ "%srx", wiphy_name(local->hw.wiphy));
+ snprintf(local->tx_led_name, sizeof(local->tx_led_name),
+ "%stx", wiphy_name(local->hw.wiphy));
+ snprintf(local->assoc_led_name, sizeof(local->assoc_led_name),
+ "%sassoc", wiphy_name(local->hw.wiphy));
+ snprintf(local->radio_led_name, sizeof(local->radio_led_name),
+ "%sradio", wiphy_name(local->hw.wiphy));
+}
+
void ieee80211_led_init(struct ieee80211_local *local)
{
local->rx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
if (local->rx_led) {
- snprintf(local->rx_led_name, sizeof(local->rx_led_name),
- "%srx", wiphy_name(local->hw.wiphy));
local->rx_led->name = local->rx_led_name;
if (led_trigger_register(local->rx_led)) {
kfree(local->rx_led);
@@ -69,8 +79,6 @@ void ieee80211_led_init(struct ieee80211_local *local)
local->tx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
if (local->tx_led) {
- snprintf(local->tx_led_name, sizeof(local->tx_led_name),
- "%stx", wiphy_name(local->hw.wiphy));
local->tx_led->name = local->tx_led_name;
if (led_trigger_register(local->tx_led)) {
kfree(local->tx_led);
@@ -80,8 +88,6 @@ void ieee80211_led_init(struct ieee80211_local *local)
local->assoc_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
if (local->assoc_led) {
- snprintf(local->assoc_led_name, sizeof(local->assoc_led_name),
- "%sassoc", wiphy_name(local->hw.wiphy));
local->assoc_led->name = local->assoc_led_name;
if (led_trigger_register(local->assoc_led)) {
kfree(local->assoc_led);
@@ -91,14 +97,19 @@ void ieee80211_led_init(struct ieee80211_local *local)
local->radio_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
if (local->radio_led) {
- snprintf(local->radio_led_name, sizeof(local->radio_led_name),
- "%sradio", wiphy_name(local->hw.wiphy));
local->radio_led->name = local->radio_led_name;
if (led_trigger_register(local->radio_led)) {
kfree(local->radio_led);
local->radio_led = NULL;
}
}
+
+ if (local->tpt_led_trigger) {
+ if (led_trigger_register(&local->tpt_led_trigger->trig)) {
+ kfree(local->tpt_led_trigger);
+ local->tpt_led_trigger = NULL;
+ }
+ }
}
void ieee80211_led_exit(struct ieee80211_local *local)
@@ -119,15 +130,18 @@ void ieee80211_led_exit(struct ieee80211_local *local)
led_trigger_unregister(local->rx_led);
kfree(local->rx_led);
}
+
+ if (local->tpt_led_trigger) {
+ led_trigger_unregister(&local->tpt_led_trigger->trig);
+ kfree(local->tpt_led_trigger);
+ }
}
char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw)
{
struct ieee80211_local *local = hw_to_local(hw);
- if (local->radio_led)
- return local->radio_led_name;
- return NULL;
+ return local->radio_led_name;
}
EXPORT_SYMBOL(__ieee80211_get_radio_led_name);
@@ -135,9 +149,7 @@ char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw)
{
struct ieee80211_local *local = hw_to_local(hw);
- if (local->assoc_led)
- return local->assoc_led_name;
- return NULL;
+ return local->assoc_led_name;
}
EXPORT_SYMBOL(__ieee80211_get_assoc_led_name);
@@ -145,9 +157,7 @@ char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw)
{
struct ieee80211_local *local = hw_to_local(hw);
- if (local->tx_led)
- return local->tx_led_name;
- return NULL;
+ return local->tx_led_name;
}
EXPORT_SYMBOL(__ieee80211_get_tx_led_name);
@@ -155,8 +165,144 @@ char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw)
{
struct ieee80211_local *local = hw_to_local(hw);
- if (local->rx_led)
- return local->rx_led_name;
- return NULL;
+ return local->rx_led_name;
}
EXPORT_SYMBOL(__ieee80211_get_rx_led_name);
+
+static unsigned long tpt_trig_traffic(struct ieee80211_local *local,
+ struct tpt_led_trigger *tpt_trig)
+{
+ unsigned long traffic, delta;
+
+ traffic = tpt_trig->tx_bytes + tpt_trig->rx_bytes;
+
+ delta = traffic - tpt_trig->prev_traffic;
+ tpt_trig->prev_traffic = traffic;
+ return DIV_ROUND_UP(delta, 1024 / 8);
+}
+
+static void tpt_trig_timer(unsigned long data)
+{
+ struct ieee80211_local *local = (void *)data;
+ struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger;
+ struct led_classdev *led_cdev;
+ unsigned long on, off, tpt;
+ int i;
+
+ if (!tpt_trig->running)
+ return;
+
+ mod_timer(&tpt_trig->timer, round_jiffies(jiffies + HZ));
+
+ tpt = tpt_trig_traffic(local, tpt_trig);
+
+ /* default to just solid on */
+ on = 1;
+ off = 0;
+
+ for (i = tpt_trig->blink_table_len - 1; i >= 0; i--) {
+ if (tpt_trig->blink_table[i].throughput < 0 ||
+ tpt > tpt_trig->blink_table[i].throughput) {
+ off = tpt_trig->blink_table[i].blink_time / 2;
+ on = tpt_trig->blink_table[i].blink_time - off;
+ break;
+ }
+ }
+
+ read_lock(&tpt_trig->trig.leddev_list_lock);
+ list_for_each_entry(led_cdev, &tpt_trig->trig.led_cdevs, trig_list)
+ led_blink_set(led_cdev, &on, &off);
+ read_unlock(&tpt_trig->trig.leddev_list_lock);
+}
+
+char *__ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw,
+ unsigned int flags,
+ const struct ieee80211_tpt_blink *blink_table,
+ unsigned int blink_table_len)
+{
+ struct ieee80211_local *local = hw_to_local(hw);
+ struct tpt_led_trigger *tpt_trig;
+
+ if (WARN_ON(local->tpt_led_trigger))
+ return NULL;
+
+ tpt_trig = kzalloc(sizeof(struct tpt_led_trigger), GFP_KERNEL);
+ if (!tpt_trig)
+ return NULL;
+
+ snprintf(tpt_trig->name, sizeof(tpt_trig->name),
+ "%stpt", wiphy_name(local->hw.wiphy));
+
+ tpt_trig->trig.name = tpt_trig->name;
+
+ tpt_trig->blink_table = blink_table;
+ tpt_trig->blink_table_len = blink_table_len;
+ tpt_trig->want = flags;
+
+ setup_timer(&tpt_trig->timer, tpt_trig_timer, (unsigned long)local);
+
+ local->tpt_led_trigger = tpt_trig;
+
+ return tpt_trig->name;
+}
+EXPORT_SYMBOL(__ieee80211_create_tpt_led_trigger);
+
+static void ieee80211_start_tpt_led_trig(struct ieee80211_local *local)
+{
+ struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger;
+
+ if (tpt_trig->running)
+ return;
+
+ /* reset traffic */
+ tpt_trig_traffic(local, tpt_trig);
+ tpt_trig->running = true;
+
+ tpt_trig_timer((unsigned long)local);
+ mod_timer(&tpt_trig->timer, round_jiffies(jiffies + HZ));
+}
+
+static void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local)
+{
+ struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger;
+ struct led_classdev *led_cdev;
+
+ if (!tpt_trig->running)
+ return;
+
+ tpt_trig->running = false;
+ del_timer_sync(&tpt_trig->timer);
+
+ read_lock(&tpt_trig->trig.leddev_list_lock);
+ list_for_each_entry(led_cdev, &tpt_trig->trig.led_cdevs, trig_list)
+ led_brightness_set(led_cdev, LED_OFF);
+ read_unlock(&tpt_trig->trig.leddev_list_lock);
+}
+
+void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
+ unsigned int types_on, unsigned int types_off)
+{
+ struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger;
+ bool allowed;
+
+ WARN_ON(types_on & types_off);
+
+ if (!tpt_trig)
+ return;
+
+ tpt_trig->active &= ~types_off;
+ tpt_trig->active |= types_on;
+
+ /*
+ * Regardless of wanted state, we shouldn't blink when
+ * the radio is disabled -- this can happen due to some
+ * code ordering issues with __ieee80211_recalc_idle()
+ * being called before the radio is started.
+ */
+ allowed = tpt_trig->active & IEEE80211_TPT_LEDTRIG_FL_RADIO;
+
+ if (!allowed || !(tpt_trig->active & tpt_trig->want))
+ ieee80211_stop_tpt_led_trig(local);
+ else
+ ieee80211_start_tpt_led_trig(local);
+}
diff --git a/net/mac80211/led.h b/net/mac80211/led.h
index 77b1e1ba6039..e0275d9befa8 100644
--- a/net/mac80211/led.h
+++ b/net/mac80211/led.h
@@ -12,14 +12,17 @@
#include "ieee80211_i.h"
#ifdef CONFIG_MAC80211_LEDS
-extern void ieee80211_led_rx(struct ieee80211_local *local);
-extern void ieee80211_led_tx(struct ieee80211_local *local, int q);
-extern void ieee80211_led_assoc(struct ieee80211_local *local,
- bool associated);
-extern void ieee80211_led_radio(struct ieee80211_local *local,
- bool enabled);
-extern void ieee80211_led_init(struct ieee80211_local *local);
-extern void ieee80211_led_exit(struct ieee80211_local *local);
+void ieee80211_led_rx(struct ieee80211_local *local);
+void ieee80211_led_tx(struct ieee80211_local *local, int q);
+void ieee80211_led_assoc(struct ieee80211_local *local,
+ bool associated);
+void ieee80211_led_radio(struct ieee80211_local *local,
+ bool enabled);
+void ieee80211_led_names(struct ieee80211_local *local);
+void ieee80211_led_init(struct ieee80211_local *local);
+void ieee80211_led_exit(struct ieee80211_local *local);
+void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
+ unsigned int types_on, unsigned int types_off);
#else
static inline void ieee80211_led_rx(struct ieee80211_local *local)
{
@@ -35,10 +38,36 @@ static inline void ieee80211_led_radio(struct ieee80211_local *local,
bool enabled)
{
}
+static inline void ieee80211_led_names(struct ieee80211_local *local)
+{
+}
static inline void ieee80211_led_init(struct ieee80211_local *local)
{
}
static inline void ieee80211_led_exit(struct ieee80211_local *local)
{
}
+static inline void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
+ unsigned int types_on,
+ unsigned int types_off)
+{
+}
+#endif
+
+static inline void
+ieee80211_tpt_led_trig_tx(struct ieee80211_local *local, __le16 fc, int bytes)
+{
+#ifdef CONFIG_MAC80211_LEDS
+ if (local->tpt_led_trigger && ieee80211_is_data(fc))
+ local->tpt_led_trigger->tx_bytes += bytes;
+#endif
+}
+
+static inline void
+ieee80211_tpt_led_trig_rx(struct ieee80211_local *local, __le16 fc, int bytes)
+{
+#ifdef CONFIG_MAC80211_LEDS
+ if (local->tpt_led_trigger && ieee80211_is_data(fc))
+ local->tpt_led_trigger->rx_bytes += bytes;
#endif
+}
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 107a0cbe52ac..485d36bc9a46 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -245,9 +245,12 @@ void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
sdata->vif.bss_conf.enable_beacon =
!!sdata->u.ibss.presp;
break;
+#ifdef CONFIG_MAC80211_MESH
case NL80211_IFTYPE_MESH_POINT:
- sdata->vif.bss_conf.enable_beacon = true;
+ sdata->vif.bss_conf.enable_beacon =
+ !!sdata->u.mesh.mesh_id_len;
break;
+#endif
default:
/* not reached */
WARN_ON(1);
@@ -481,6 +484,10 @@ ieee80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4),
},
+ [NL80211_IFTYPE_MESH_POINT] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ACTION >> 4),
+ },
};
struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
@@ -514,10 +521,15 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
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->privid = mac80211_wiphy_privid;
+ WIPHY_FLAG_4ADDR_STATION |
+ WIPHY_FLAG_SUPPORTS_SEPARATE_DEFAULT_KEYS;
+
+ if (!ops->set_key)
+ wiphy->flags |= WIPHY_FLAG_IBSS_RSN;
wiphy->bss_priv_size = sizeof(struct ieee80211_bss);
@@ -557,6 +569,8 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
spin_lock_init(&local->filter_lock);
spin_lock_init(&local->queue_stop_reason_lock);
+ skb_queue_head_init(&local->rx_skb_queue);
+
INIT_DELAYED_WORK(&local->scan_work, ieee80211_scan_work);
ieee80211_work_init(local);
@@ -593,6 +607,10 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
/* init dummy netdev for use w/ NAPI */
init_dummy_netdev(&local->napi_dev);
+ ieee80211_led_names(local);
+
+ ieee80211_hw_roc_setup(local);
+
return local_to_hw(local);
}
EXPORT_SYMBOL(ieee80211_alloc_hw);
@@ -737,6 +755,9 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
}
}
+ if (!local->ops->remain_on_channel)
+ local->hw.wiphy->max_remain_on_channel_duration = 5000;
+
result = wiphy_register(local->hw.wiphy);
if (result < 0)
goto fail_wiphy_register;
@@ -898,6 +919,7 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw)
wiphy_warn(local->hw.wiphy, "skb_queue not empty\n");
skb_queue_purge(&local->skb_queue);
skb_queue_purge(&local->skb_queue_unreliable);
+ skb_queue_purge(&local->rx_skb_queue);
destroy_workqueue(local->workqueue);
wiphy_unregister(local->hw.wiphy);
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index c8a4f19ed13b..ca3af4685b0a 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -124,15 +124,6 @@ void mesh_accept_plinks_update(struct ieee80211_sub_if_data *sdata)
ieee80211_mesh_housekeeping_timer((unsigned long) sdata);
}
-void mesh_ids_set_default(struct ieee80211_if_mesh *sta)
-{
- sta->mesh_pp_id = 0; /* HWMP */
- sta->mesh_pm_id = 0; /* Airtime */
- sta->mesh_cc_id = 0; /* Disabled */
- sta->mesh_sp_id = 0; /* Neighbor Offset */
- sta->mesh_auth_id = 0; /* Disabled */
-}
-
int mesh_rmc_init(struct ieee80211_sub_if_data *sdata)
{
int i;
@@ -287,6 +278,13 @@ void mesh_mgmt_ies_add(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata)
*pos++ |= sdata->u.mesh.accepting_plinks ?
MESHCONF_CAPAB_ACCEPT_PLINKS : 0x00;
*pos++ = 0x00;
+
+ if (sdata->u.mesh.vendor_ie) {
+ int len = sdata->u.mesh.vendor_ie_len;
+ const u8 *data = sdata->u.mesh.vendor_ie;
+ if (skb_tailroom(skb) > len)
+ memcpy(skb_put(skb, len), data, len);
+ }
}
u32 mesh_table_hash(u8 *addr, struct ieee80211_sub_if_data *sdata, struct mesh_table *tbl)
@@ -412,39 +410,33 @@ int ieee80211_fill_mesh_addresses(struct ieee80211_hdr *hdr, __le16 *fc,
* ieee80211_new_mesh_header - create a new mesh header
* @meshhdr: uninitialized mesh header
* @sdata: mesh interface to be used
- * @addr4: addr4 of the mesh frame (1st in ae header)
- * may be NULL
- * @addr5: addr5 of the mesh frame (1st or 2nd in ae header)
- * may be NULL unless addr6 is present
- * @addr6: addr6 of the mesh frame (2nd or 3rd in ae header)
- * may be NULL unless addr5 is present
+ * @addr4or5: 1st address in the ae header, which may correspond to address 4
+ * (if addr6 is NULL) or address 5 (if addr6 is present). It may
+ * be NULL.
+ * @addr6: 2nd address in the ae header, which corresponds to addr6 of the
+ * mesh frame
*
* Return the header length.
*/
int ieee80211_new_mesh_header(struct ieee80211s_hdr *meshhdr,
- struct ieee80211_sub_if_data *sdata, char *addr4,
- char *addr5, char *addr6)
+ struct ieee80211_sub_if_data *sdata, char *addr4or5,
+ char *addr6)
{
int aelen = 0;
+ BUG_ON(!addr4or5 && addr6);
memset(meshhdr, 0, sizeof(*meshhdr));
meshhdr->ttl = sdata->u.mesh.mshcfg.dot11MeshTTL;
put_unaligned(cpu_to_le32(sdata->u.mesh.mesh_seqnum), &meshhdr->seqnum);
sdata->u.mesh.mesh_seqnum++;
- if (addr4) {
+ if (addr4or5 && !addr6) {
meshhdr->flags |= MESH_FLAGS_AE_A4;
aelen += ETH_ALEN;
- memcpy(meshhdr->eaddr1, addr4, ETH_ALEN);
- }
- if (addr5 && addr6) {
+ memcpy(meshhdr->eaddr1, addr4or5, ETH_ALEN);
+ } else if (addr4or5 && addr6) {
meshhdr->flags |= MESH_FLAGS_AE_A5_A6;
aelen += 2 * ETH_ALEN;
- if (!addr4) {
- memcpy(meshhdr->eaddr1, addr5, ETH_ALEN);
- memcpy(meshhdr->eaddr2, addr6, ETH_ALEN);
- } else {
- memcpy(meshhdr->eaddr2, addr5, ETH_ALEN);
- memcpy(meshhdr->eaddr3, addr6, ETH_ALEN);
- }
+ memcpy(meshhdr->eaddr1, addr4or5, ETH_ALEN);
+ memcpy(meshhdr->eaddr2, addr6, ETH_ALEN);
}
return 6 + aelen;
}
@@ -513,6 +505,14 @@ void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata)
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
struct ieee80211_local *local = sdata->local;
+ local->fif_other_bss++;
+ /* mesh ifaces must set allmulti to forward mcast traffic */
+ atomic_inc(&local->iff_allmultis);
+ ieee80211_configure_filter(local);
+
+ ifmsh->mesh_cc_id = 0; /* Disabled */
+ ifmsh->mesh_sp_id = 0; /* Neighbor Offset */
+ ifmsh->mesh_auth_id = 0; /* Disabled */
set_bit(MESH_WORK_HOUSEKEEPING, &ifmsh->wrkq_flags);
ieee80211_mesh_root_setup(ifmsh);
ieee80211_queue_work(&local->hw, &sdata->work);
@@ -524,6 +524,13 @@ void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata)
void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata)
{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
+
+ ifmsh->mesh_id_len = 0;
+ ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
+ sta_info_flush(local, NULL);
+
del_timer_sync(&sdata->u.mesh.housekeeping_timer);
del_timer_sync(&sdata->u.mesh.mesh_path_root_timer);
/*
@@ -534,6 +541,10 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata)
* it no longer is.
*/
cancel_work_sync(&sdata->work);
+
+ local->fif_other_bss--;
+ atomic_dec(&local->iff_allmultis);
+ ieee80211_configure_filter(local);
}
static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
@@ -663,26 +674,6 @@ void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata)
ieee80211_mesh_housekeeping_timer,
(unsigned long) sdata);
- ifmsh->mshcfg.dot11MeshRetryTimeout = MESH_RET_T;
- ifmsh->mshcfg.dot11MeshConfirmTimeout = MESH_CONF_T;
- ifmsh->mshcfg.dot11MeshHoldingTimeout = MESH_HOLD_T;
- ifmsh->mshcfg.dot11MeshMaxRetries = MESH_MAX_RETR;
- ifmsh->mshcfg.dot11MeshTTL = MESH_TTL;
- ifmsh->mshcfg.auto_open_plinks = true;
- ifmsh->mshcfg.dot11MeshMaxPeerLinks =
- MESH_MAX_ESTAB_PLINKS;
- ifmsh->mshcfg.dot11MeshHWMPactivePathTimeout =
- MESH_PATH_TIMEOUT;
- ifmsh->mshcfg.dot11MeshHWMPpreqMinInterval =
- MESH_PREQ_MIN_INT;
- ifmsh->mshcfg.dot11MeshHWMPnetDiameterTraversalTime =
- MESH_DIAM_TRAVERSAL_TIME;
- ifmsh->mshcfg.dot11MeshHWMPmaxPREQretries =
- MESH_MAX_PREQ_RETRIES;
- ifmsh->mshcfg.path_refresh_time =
- MESH_PATH_REFRESH_TIME;
- ifmsh->mshcfg.min_discovery_timeout =
- MESH_MIN_DISCOVERY_TIMEOUT;
ifmsh->accepting_plinks = true;
ifmsh->preq_id = 0;
ifmsh->sn = 0;
@@ -692,7 +683,6 @@ void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata)
/* Allocate all mesh structures when creating the first mesh interface. */
if (!mesh_allocated)
ieee80211s_init();
- mesh_ids_set_default(ifmsh);
setup_timer(&ifmsh->mesh_path_timer,
ieee80211_mesh_path_timer,
(unsigned long) sdata);
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index 58e741128968..b99e230fe31c 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -164,44 +164,10 @@ struct mesh_rmc {
};
-/*
- * MESH_CFG_COMP_LEN Includes:
- * - Active path selection protocol ID.
- * - Active path selection metric ID.
- * - Congestion control mode identifier.
- * - Channel precedence.
- * Does not include mesh capabilities, which may vary across nodes in the same
- * mesh
- */
-#define MESH_CFG_CMP_LEN (IEEE80211_MESH_CONFIG_LEN - 2)
-
-/* Default values, timeouts in ms */
-#define MESH_TTL 31
-#define MESH_MAX_RETR 3
-#define MESH_RET_T 100
-#define MESH_CONF_T 100
-#define MESH_HOLD_T 100
-
-#define MESH_PATH_TIMEOUT 5000
-/* Minimum interval between two consecutive PREQs originated by the same
- * interface
- */
-#define MESH_PREQ_MIN_INT 10
-#define MESH_DIAM_TRAVERSAL_TIME 50
-/* A path will be refreshed if it is used PATH_REFRESH_TIME milliseconds before
- * timing out. This way it will remain ACTIVE and no data frames will be
- * unnecesarily held in the pending queue.
- */
-#define MESH_PATH_REFRESH_TIME 1000
-#define MESH_MIN_DISCOVERY_TIMEOUT (2 * MESH_DIAM_TRAVERSAL_TIME)
#define MESH_DEFAULT_BEACON_INTERVAL 1000 /* in 1024 us units */
-#define MESH_MAX_PREQ_RETRIES 4
#define MESH_PATH_EXPIRE (600 * HZ)
-/* Default maximum number of established plinks per interface */
-#define MESH_MAX_ESTAB_PLINKS 32
-
/* Default maximum number of plinks per interface */
#define MESH_MAX_PLINKS 256
@@ -221,8 +187,8 @@ struct mesh_rmc {
int ieee80211_fill_mesh_addresses(struct ieee80211_hdr *hdr, __le16 *fc,
const u8 *da, const u8 *sa);
int ieee80211_new_mesh_header(struct ieee80211s_hdr *meshhdr,
- struct ieee80211_sub_if_data *sdata, char *addr4,
- char *addr5, char *addr6);
+ struct ieee80211_sub_if_data *sdata, char *addr4or5,
+ char *addr6);
int mesh_rmc_check(u8 *addr, struct ieee80211s_hdr *mesh_hdr,
struct ieee80211_sub_if_data *sdata);
bool mesh_matches_local(struct ieee802_11_elems *ie,
@@ -318,6 +284,11 @@ static inline void mesh_path_activate(struct mesh_path *mpath)
mpath->flags |= MESH_PATH_ACTIVE | MESH_PATH_RESOLVED;
}
+static inline bool mesh_path_sel_is_hwmp(struct ieee80211_sub_if_data *sdata)
+{
+ return sdata->u.mesh.mesh_pp_id == IEEE80211_PATH_PROTOCOL_HWMP;
+}
+
#define for_each_mesh_entry(x, p, node, i) \
for (i = 0; i <= x->hash_mask; i++) \
hlist_for_each_entry_rcu(node, p, &x->hash_buckets[i], list)
@@ -338,6 +309,8 @@ static inline void ieee80211_mesh_restart(struct ieee80211_sub_if_data *sdata)
{}
static inline void mesh_plink_quiesce(struct sta_info *sta) {}
static inline void mesh_plink_restart(struct sta_info *sta) {}
+static inline bool mesh_path_sel_is_hwmp(struct ieee80211_sub_if_data *sdata)
+{ return false; }
#endif
#endif /* IEEE80211S_H */
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 829e08a657d0..5bf64d7112b3 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -232,7 +232,7 @@ int mesh_path_error_tx(u8 ttl, u8 *target, __le32 target_sn,
*pos++ = WLAN_EID_PERR;
*pos++ = ie_len;
/* ttl */
- *pos++ = MESH_TTL;
+ *pos++ = ttl;
/* number of destinations */
*pos++ = 1;
/*
@@ -522,7 +522,7 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata,
if (reply) {
lifetime = PREQ_IE_LIFETIME(preq_elem);
- ttl = ifmsh->mshcfg.dot11MeshTTL;
+ ttl = ifmsh->mshcfg.element_ttl;
if (ttl != 0) {
mhwmp_dbg("replying to the PREQ\n");
mesh_path_sel_frame_tx(MPATH_PREP, 0, target_addr,
@@ -877,7 +877,7 @@ void mesh_path_start_discovery(struct ieee80211_sub_if_data *sdata)
sdata->u.mesh.last_sn_update = jiffies;
}
lifetime = default_lifetime(sdata);
- ttl = sdata->u.mesh.mshcfg.dot11MeshTTL;
+ ttl = sdata->u.mesh.mshcfg.element_ttl;
if (ttl == 0) {
sdata->u.mesh.mshstats.dropped_frames_ttl++;
spin_unlock_bh(&mpath->state_lock);
@@ -1013,5 +1013,6 @@ mesh_path_tx_root_frame(struct ieee80211_sub_if_data *sdata)
mesh_path_sel_frame_tx(MPATH_RANN, 0, sdata->vif.addr,
cpu_to_le32(++ifmsh->sn),
0, NULL, 0, broadcast_addr,
- 0, MESH_TTL, 0, 0, 0, sdata);
+ 0, sdata->u.mesh.mshcfg.element_ttl,
+ 0, 0, 0, sdata);
}
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index 349e466cf08b..8d65b47d9837 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -467,8 +467,8 @@ void mesh_plink_broken(struct sta_info *sta)
mpath->flags &= ~MESH_PATH_ACTIVE;
++mpath->sn;
spin_unlock_bh(&mpath->state_lock);
- mesh_path_error_tx(MESH_TTL, mpath->dst,
- cpu_to_le32(mpath->sn),
+ mesh_path_error_tx(sdata->u.mesh.mshcfg.element_ttl,
+ mpath->dst, cpu_to_le32(mpath->sn),
cpu_to_le16(PERR_RCODE_DEST_UNREACH),
bcast, sdata);
} else
@@ -614,7 +614,8 @@ void mesh_path_discard_frame(struct sk_buff *skb,
mpath = mesh_path_lookup(da, sdata);
if (mpath)
sn = ++mpath->sn;
- mesh_path_error_tx(MESH_TTL, skb->data, cpu_to_le32(sn),
+ mesh_path_error_tx(sdata->u.mesh.mshcfg.element_ttl, skb->data,
+ cpu_to_le32(sn),
cpu_to_le16(PERR_RCODE_NO_ROUTE), ra, sdata);
}
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 1c91f0f3c307..44b53931ba5e 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -160,7 +160,8 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata,
enum plink_frame_type action, u8 *da, __le16 llid, __le16 plid,
__le16 reason) {
struct ieee80211_local *local = sdata->local;
- struct sk_buff *skb = dev_alloc_skb(local->hw.extra_tx_headroom + 400);
+ struct sk_buff *skb = dev_alloc_skb(local->hw.extra_tx_headroom + 400 +
+ sdata->u.mesh.vendor_ie_len);
struct ieee80211_mgmt *mgmt;
bool include_plid = false;
static const u8 meshpeeringproto[] = { 0x00, 0x0F, 0xAC, 0x2A };
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index a3a9421555af..45fbb9e33746 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -28,13 +28,19 @@
#include "rate.h"
#include "led.h"
+#define IEEE80211_MAX_NULLFUNC_TRIES 2
#define IEEE80211_MAX_PROBE_TRIES 5
/*
- * beacon loss detection timeout
- * XXX: should depend on beacon interval
+ * Beacon loss timeout is calculated as N frames times the
+ * advertised beacon interval. This may need to be somewhat
+ * higher than what hardware might detect to account for
+ * delays in the host processing frames. But since we also
+ * probe on beacon miss before declaring the connection lost
+ * default to what we want.
*/
-#define IEEE80211_BEACON_LOSS_TIME (2 * HZ)
+#define IEEE80211_BEACON_LOSS_COUNT 7
+
/*
* Time the connection can be idle before we probe
* it to see if we can still talk to the AP.
@@ -121,7 +127,7 @@ void ieee80211_sta_reset_beacon_monitor(struct ieee80211_sub_if_data *sdata)
return;
mod_timer(&sdata->u.mgd.bcn_mon_timer,
- round_jiffies_up(jiffies + IEEE80211_BEACON_LOSS_TIME));
+ round_jiffies_up(jiffies + sdata->u.mgd.beacon_timeout));
}
void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata)
@@ -619,11 +625,12 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
/*
* Go to full PSM if the user configures a very low
* latency requirement.
- * The 2 second value is there for compatibility until
- * the PM_QOS_NETWORK_LATENCY is configured with real
- * values.
+ * The 2000 second value is there for compatibility
+ * until the PM_QOS_NETWORK_LATENCY is configured
+ * with real values.
*/
- if (latency > 1900000000 && latency != 2000000000)
+ if (latency > (1900 * USEC_PER_MSEC) &&
+ latency != (2000 * USEC_PER_SEC))
timeout = 0;
else
timeout = 100;
@@ -871,6 +878,9 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
bss_info_changed |= ieee80211_handle_bss_capability(sdata,
cbss->capability, bss->has_erp_value, bss->erp_value);
+ sdata->u.mgd.beacon_timeout = usecs_to_jiffies(ieee80211_tu_to_usec(
+ IEEE80211_BEACON_LOSS_COUNT * bss_conf->beacon_int));
+
sdata->u.mgd.associated = cbss;
memcpy(sdata->u.mgd.bssid, cbss->bssid, ETH_ALEN);
@@ -1026,6 +1036,54 @@ void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata,
ieee80211_sta_reset_conn_monitor(sdata);
}
+static void ieee80211_reset_ap_probe(struct ieee80211_sub_if_data *sdata)
+{
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+
+ if (!(ifmgd->flags & (IEEE80211_STA_BEACON_POLL |
+ IEEE80211_STA_CONNECTION_POLL)))
+ return;
+
+ ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
+ IEEE80211_STA_BEACON_POLL);
+ mutex_lock(&sdata->local->iflist_mtx);
+ ieee80211_recalc_ps(sdata->local, -1);
+ mutex_unlock(&sdata->local->iflist_mtx);
+
+ if (sdata->local->hw.flags & IEEE80211_HW_CONNECTION_MONITOR)
+ return;
+
+ /*
+ * We've received a probe response, but are not sure whether
+ * we have or will be receiving any beacons or data, so let's
+ * schedule the timers again, just in case.
+ */
+ ieee80211_sta_reset_beacon_monitor(sdata);
+
+ mod_timer(&ifmgd->conn_mon_timer,
+ round_jiffies_up(jiffies +
+ IEEE80211_CONNECTION_IDLE_TIME));
+}
+
+void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_hdr *hdr, bool ack)
+{
+ if (!ieee80211_is_data(hdr->frame_control))
+ return;
+
+ if (ack)
+ ieee80211_sta_reset_conn_monitor(sdata);
+
+ if (ieee80211_is_nullfunc(hdr->frame_control) &&
+ sdata->u.mgd.probe_send_count > 0) {
+ if (ack)
+ sdata->u.mgd.probe_send_count = 0;
+ else
+ sdata->u.mgd.nullfunc_failed = true;
+ ieee80211_queue_work(&sdata->local->hw, &sdata->work);
+ }
+}
+
static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
@@ -1041,8 +1099,20 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata)
if (ifmgd->probe_send_count >= unicast_limit)
dst = NULL;
- ssid = ieee80211_bss_get_ie(ifmgd->associated, WLAN_EID_SSID);
- ieee80211_send_probe_req(sdata, dst, ssid + 2, ssid[1], NULL, 0);
+ /*
+ * When the hardware reports an accurate Tx ACK status, it's
+ * better to send a nullfunc frame instead of a probe request,
+ * as it will kick us off the AP quickly if we aren't associated
+ * anymore. The timeout will be reset if the frame is ACKed by
+ * the AP.
+ */
+ if (sdata->local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS) {
+ ifmgd->nullfunc_failed = false;
+ ieee80211_send_nullfunc(sdata->local, sdata, 0);
+ } else {
+ ssid = ieee80211_bss_get_ie(ifmgd->associated, WLAN_EID_SSID);
+ ieee80211_send_probe_req(sdata, dst, ssid + 2, ssid[1], NULL, 0);
+ }
ifmgd->probe_send_count++;
ifmgd->probe_timeout = jiffies + IEEE80211_PROBE_WAIT;
@@ -1108,6 +1178,30 @@ static void ieee80211_mgd_probe_ap(struct ieee80211_sub_if_data *sdata,
mutex_unlock(&ifmgd->mtx);
}
+struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif)
+{
+ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ struct sk_buff *skb;
+ const u8 *ssid;
+
+ if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
+ return NULL;
+
+ ASSERT_MGD_MTX(ifmgd);
+
+ if (!ifmgd->associated)
+ return NULL;
+
+ ssid = ieee80211_bss_get_ie(ifmgd->associated, WLAN_EID_SSID);
+ skb = ieee80211_build_probe_req(sdata, ifmgd->associated->bssid,
+ ssid + 2, ssid[1], NULL, 0);
+
+ return skb;
+}
+EXPORT_SYMBOL(ieee80211_ap_probereq_get);
+
static void __ieee80211_connection_loss(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
@@ -1485,29 +1579,8 @@ static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_sub_if_data *sdata,
ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, false);
if (ifmgd->associated &&
- memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0 &&
- ifmgd->flags & (IEEE80211_STA_BEACON_POLL |
- IEEE80211_STA_CONNECTION_POLL)) {
- ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
- IEEE80211_STA_BEACON_POLL);
- mutex_lock(&sdata->local->iflist_mtx);
- ieee80211_recalc_ps(sdata->local, -1);
- mutex_unlock(&sdata->local->iflist_mtx);
-
- if (sdata->local->hw.flags & IEEE80211_HW_CONNECTION_MONITOR)
- return;
-
- /*
- * We've received a probe response, but are not sure whether
- * we have or will be receiving any beacons or data, so let's
- * schedule the timers again, just in case.
- */
- ieee80211_sta_reset_beacon_monitor(sdata);
-
- mod_timer(&ifmgd->conn_mon_timer,
- round_jiffies_up(jiffies +
- IEEE80211_CONNECTION_IDLE_TIME));
- }
+ memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0)
+ ieee80211_reset_ap_probe(sdata);
}
/*
@@ -1845,6 +1918,31 @@ static void ieee80211_sta_timer(unsigned long data)
ieee80211_queue_work(&local->hw, &sdata->work);
}
+static void ieee80211_sta_connection_lost(struct ieee80211_sub_if_data *sdata,
+ u8 *bssid)
+{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+
+ ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
+ IEEE80211_STA_BEACON_POLL);
+
+ ieee80211_set_disassoc(sdata, true, true);
+ mutex_unlock(&ifmgd->mtx);
+ mutex_lock(&local->mtx);
+ ieee80211_recalc_idle(local);
+ mutex_unlock(&local->mtx);
+ /*
+ * must be outside lock due to cfg80211,
+ * but that's not a problem.
+ */
+ ieee80211_send_deauth_disassoc(sdata, bssid,
+ IEEE80211_STYPE_DEAUTH,
+ WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY,
+ NULL, true);
+ mutex_lock(&ifmgd->mtx);
+}
+
void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_local *local = sdata->local;
@@ -1857,12 +1955,49 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata)
IEEE80211_STA_CONNECTION_POLL) &&
ifmgd->associated) {
u8 bssid[ETH_ALEN];
+ int max_tries;
memcpy(bssid, ifmgd->associated->bssid, ETH_ALEN);
- if (time_is_after_jiffies(ifmgd->probe_timeout))
- run_again(ifmgd, ifmgd->probe_timeout);
- else if (ifmgd->probe_send_count < IEEE80211_MAX_PROBE_TRIES) {
+ if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)
+ max_tries = IEEE80211_MAX_NULLFUNC_TRIES;
+ else
+ max_tries = IEEE80211_MAX_PROBE_TRIES;
+
+ /* ACK received for nullfunc probing frame */
+ if (!ifmgd->probe_send_count)
+ ieee80211_reset_ap_probe(sdata);
+ else if (ifmgd->nullfunc_failed) {
+ if (ifmgd->probe_send_count < max_tries) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
+ wiphy_debug(local->hw.wiphy,
+ "%s: No ack for nullfunc frame to"
+ " AP %pM, try %d\n",
+ sdata->name, bssid,
+ ifmgd->probe_send_count);
+#endif
+ ieee80211_mgd_probe_ap_send(sdata);
+ } else {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
+ wiphy_debug(local->hw.wiphy,
+ "%s: No ack for nullfunc frame to"
+ " AP %pM, disconnecting.\n",
+ sdata->name, bssid);
+#endif
+ ieee80211_sta_connection_lost(sdata, bssid);
+ }
+ } else if (time_is_after_jiffies(ifmgd->probe_timeout))
+ run_again(ifmgd, ifmgd->probe_timeout);
+ else if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
+ wiphy_debug(local->hw.wiphy,
+ "%s: Failed to send nullfunc to AP %pM"
+ " after %dms, disconnecting.\n",
+ sdata->name,
+ bssid, (1000 * IEEE80211_PROBE_WAIT)/HZ);
+#endif
+ ieee80211_sta_connection_lost(sdata, bssid);
+ } else if (ifmgd->probe_send_count < max_tries) {
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
wiphy_debug(local->hw.wiphy,
"%s: No probe response from AP %pM"
@@ -1877,27 +2012,13 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata)
* We actually lost the connection ... or did we?
* Let's make sure!
*/
- ifmgd->flags &= ~(IEEE80211_STA_CONNECTION_POLL |
- IEEE80211_STA_BEACON_POLL);
wiphy_debug(local->hw.wiphy,
"%s: No probe response from AP %pM"
" after %dms, disconnecting.\n",
sdata->name,
bssid, (1000 * IEEE80211_PROBE_WAIT)/HZ);
- ieee80211_set_disassoc(sdata, true, true);
- mutex_unlock(&ifmgd->mtx);
- mutex_lock(&local->mtx);
- ieee80211_recalc_idle(local);
- mutex_unlock(&local->mtx);
- /*
- * must be outside lock due to cfg80211,
- * but that's not a problem.
- */
- ieee80211_send_deauth_disassoc(sdata, bssid,
- IEEE80211_STYPE_DEAUTH,
- WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY,
- NULL, true);
- mutex_lock(&ifmgd->mtx);
+
+ ieee80211_sta_connection_lost(sdata, bssid);
}
}
@@ -1988,6 +2109,8 @@ void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
add_timer(&ifmgd->timer);
if (test_and_clear_bit(TMR_RUNNING_CHANSW, &ifmgd->timers_running))
add_timer(&ifmgd->chswitch_timer);
+ ieee80211_sta_reset_beacon_monitor(sdata);
+ ieee80211_restart_sta_timer(sdata);
}
#endif
diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index 4b564091e51d..b4e52676f3fb 100644
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -14,6 +14,7 @@
*/
#include <net/mac80211.h>
#include "ieee80211_i.h"
+#include "driver-trace.h"
/*
* inform AP that we will go to sleep so that it will buffer the frames
@@ -190,3 +191,87 @@ void ieee80211_offchannel_return(struct ieee80211_local *local,
}
mutex_unlock(&local->iflist_mtx);
}
+
+static void ieee80211_hw_roc_start(struct work_struct *work)
+{
+ struct ieee80211_local *local =
+ container_of(work, struct ieee80211_local, hw_roc_start);
+ struct ieee80211_sub_if_data *sdata;
+
+ mutex_lock(&local->mtx);
+
+ if (!local->hw_roc_channel) {
+ mutex_unlock(&local->mtx);
+ return;
+ }
+
+ ieee80211_recalc_idle(local);
+
+ if (local->hw_roc_skb) {
+ sdata = IEEE80211_DEV_TO_SUB_IF(local->hw_roc_dev);
+ ieee80211_tx_skb(sdata, local->hw_roc_skb);
+ local->hw_roc_skb = NULL;
+ } else {
+ cfg80211_ready_on_channel(local->hw_roc_dev,
+ local->hw_roc_cookie,
+ local->hw_roc_channel,
+ local->hw_roc_channel_type,
+ local->hw_roc_duration,
+ GFP_KERNEL);
+ }
+
+ mutex_unlock(&local->mtx);
+}
+
+void ieee80211_ready_on_channel(struct ieee80211_hw *hw)
+{
+ struct ieee80211_local *local = hw_to_local(hw);
+
+ trace_api_ready_on_channel(local);
+
+ ieee80211_queue_work(hw, &local->hw_roc_start);
+}
+EXPORT_SYMBOL_GPL(ieee80211_ready_on_channel);
+
+static void ieee80211_hw_roc_done(struct work_struct *work)
+{
+ struct ieee80211_local *local =
+ container_of(work, struct ieee80211_local, hw_roc_done);
+
+ mutex_lock(&local->mtx);
+
+ if (!local->hw_roc_channel) {
+ mutex_unlock(&local->mtx);
+ return;
+ }
+
+ if (!local->hw_roc_for_tx)
+ cfg80211_remain_on_channel_expired(local->hw_roc_dev,
+ local->hw_roc_cookie,
+ local->hw_roc_channel,
+ local->hw_roc_channel_type,
+ GFP_KERNEL);
+
+ local->hw_roc_channel = NULL;
+ local->hw_roc_cookie = 0;
+
+ ieee80211_recalc_idle(local);
+
+ mutex_unlock(&local->mtx);
+}
+
+void ieee80211_remain_on_channel_expired(struct ieee80211_hw *hw)
+{
+ struct ieee80211_local *local = hw_to_local(hw);
+
+ trace_api_remain_on_channel_expired(local);
+
+ ieee80211_queue_work(hw, &local->hw_roc_done);
+}
+EXPORT_SYMBOL_GPL(ieee80211_remain_on_channel_expired);
+
+void ieee80211_hw_roc_setup(struct ieee80211_local *local)
+{
+ INIT_WORK(&local->hw_roc_start, ieee80211_hw_roc_start);
+ INIT_WORK(&local->hw_roc_done, ieee80211_hw_roc_done);
+}
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 33f76993da08..3d5a2cb835c4 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -211,7 +211,8 @@ static bool rc_no_data_or_no_ack(struct ieee80211_tx_rate_control *txrc)
return (info->flags & IEEE80211_TX_CTL_NO_ACK) || !ieee80211_is_data(fc);
}
-static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, u8 max_rate_idx)
+static void rc_send_low_broadcast(s8 *idx, u32 basic_rates,
+ struct ieee80211_supported_band *sband)
{
u8 i;
@@ -222,7 +223,7 @@ static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, u8 max_rate_idx)
if (basic_rates & (1 << *idx))
return; /* selected rate is a basic rate */
- for (i = *idx + 1; i <= max_rate_idx; i++) {
+ for (i = *idx + 1; i <= sband->n_bitrates; i++) {
if (basic_rates & (1 << i)) {
*idx = i;
return;
@@ -237,16 +238,25 @@ bool rate_control_send_low(struct ieee80211_sta *sta,
struct ieee80211_tx_rate_control *txrc)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(txrc->skb);
+ struct ieee80211_supported_band *sband = txrc->sband;
+ int mcast_rate;
if (!sta || !priv_sta || rc_no_data_or_no_ack(txrc)) {
info->control.rates[0].idx = rate_lowest_index(txrc->sband, sta);
info->control.rates[0].count =
(info->flags & IEEE80211_TX_CTL_NO_ACK) ?
1 : txrc->hw->max_rate_tries;
- if (!sta && txrc->ap)
+ if (!sta && txrc->bss) {
+ mcast_rate = txrc->bss_conf->mcast_rate[sband->band];
+ if (mcast_rate > 0) {
+ info->control.rates[0].idx = mcast_rate - 1;
+ return true;
+ }
+
rc_send_low_broadcast(&info->control.rates[0].idx,
txrc->bss_conf->basic_rates,
- txrc->sband->n_bitrates);
+ sband);
+ }
return true;
}
return false;
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 2a18d6602d4a..165a4518bb48 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -371,7 +371,10 @@ minstrel_aggr_check(struct minstrel_priv *mp, struct ieee80211_sta *pubsta, stru
if (likely(sta->ampdu_mlme.tid_tx[tid]))
return;
- ieee80211_start_tx_ba_session(pubsta, tid);
+ if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)
+ return;
+
+ ieee80211_start_tx_ba_session(pubsta, tid, 5000);
}
static void
@@ -407,8 +410,8 @@ minstrel_ht_tx_status(void *priv, struct ieee80211_supported_band *sband,
mi->ampdu_len += info->status.ampdu_len;
if (!mi->sample_wait && !mi->sample_tries && mi->sample_count > 0) {
- mi->sample_wait = 4 + 2 * MINSTREL_TRUNC(mi->avg_ampdu_len);
- mi->sample_tries = 3;
+ mi->sample_wait = 16 + 2 * MINSTREL_TRUNC(mi->avg_ampdu_len);
+ mi->sample_tries = 2;
mi->sample_count--;
}
@@ -506,7 +509,9 @@ minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
if (!mr->retry_updated)
minstrel_calc_retransmit(mp, mi, index);
- if (mr->probability < MINSTREL_FRAC(20, 100))
+ if (sample)
+ rate->count = 1;
+ else if (mr->probability < MINSTREL_FRAC(20, 100))
rate->count = 2;
else if (rtscts)
rate->count = mr->retry_count_rtscts;
@@ -562,7 +567,7 @@ minstrel_get_sample_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi)
*/
if (minstrel_get_duration(sample_idx) >
minstrel_get_duration(mi->max_tp_rate)) {
- if (mr->sample_skipped < 10)
+ if (mr->sample_skipped < 20)
goto next;
if (mi->sample_slow++ > 2)
@@ -586,6 +591,7 @@ minstrel_ht_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
struct minstrel_ht_sta *mi = &msp->ht;
struct minstrel_priv *mp = priv;
int sample_idx;
+ bool sample = false;
if (rate_control_send_low(sta, priv_sta, txrc))
return;
@@ -596,10 +602,11 @@ minstrel_ht_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
info->flags |= mi->tx_flags;
sample_idx = minstrel_get_sample_rate(mp, mi);
if (sample_idx >= 0) {
+ sample = true;
minstrel_ht_set_rate(mp, mi, &ar[0], sample_idx,
txrc, true, false);
minstrel_ht_set_rate(mp, mi, &ar[1], mi->max_tp_rate,
- txrc, false, true);
+ txrc, false, false);
info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE;
} else {
minstrel_ht_set_rate(mp, mi, &ar[0], mi->max_tp_rate,
@@ -607,7 +614,7 @@ minstrel_ht_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
minstrel_ht_set_rate(mp, mi, &ar[1], mi->max_tp_rate2,
txrc, false, true);
}
- minstrel_ht_set_rate(mp, mi, &ar[2], mi->max_prob_rate, txrc, false, true);
+ minstrel_ht_set_rate(mp, mi, &ar[2], mi->max_prob_rate, txrc, false, !sample);
ar[3].count = 0;
ar[3].idx = -1;
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index b01e467b76c6..a6701ed87f0d 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -533,10 +533,13 @@ static inline u16 seq_sub(u16 sq1, u16 sq2)
static void ieee80211_release_reorder_frame(struct ieee80211_hw *hw,
struct tid_ampdu_rx *tid_agg_rx,
- int index,
- struct sk_buff_head *frames)
+ int index)
{
+ struct ieee80211_local *local = hw_to_local(hw);
struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
+ struct ieee80211_rx_status *status;
+
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
if (!skb)
goto no_frame;
@@ -544,7 +547,9 @@ static void ieee80211_release_reorder_frame(struct ieee80211_hw *hw,
/* release the frame from the reorder ring buffer */
tid_agg_rx->stored_mpdu_num--;
tid_agg_rx->reorder_buf[index] = NULL;
- __skb_queue_tail(frames, skb);
+ status = IEEE80211_SKB_RXCB(skb);
+ status->rx_flags |= IEEE80211_RX_DEFERRED_RELEASE;
+ skb_queue_tail(&local->rx_skb_queue, skb);
no_frame:
tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
@@ -552,15 +557,16 @@ no_frame:
static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
struct tid_ampdu_rx *tid_agg_rx,
- u16 head_seq_num,
- struct sk_buff_head *frames)
+ u16 head_seq_num)
{
int index;
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
+
while (seq_less(tid_agg_rx->head_seq_num, head_seq_num)) {
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
- ieee80211_release_reorder_frame(hw, tid_agg_rx, index, frames);
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
}
}
@@ -576,11 +582,12 @@ static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
#define HT_RX_REORDER_BUF_TIMEOUT (HZ / 10)
static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- struct sk_buff_head *frames)
+ struct tid_ampdu_rx *tid_agg_rx)
{
int index, j;
+ lockdep_assert_held(&tid_agg_rx->reorder_lock);
+
/* release the buffer until next missing frame */
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
@@ -606,8 +613,7 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
wiphy_debug(hw->wiphy,
"release an RX reorder frame due to timeout on earlier frames\n");
#endif
- ieee80211_release_reorder_frame(hw, tid_agg_rx,
- j, frames);
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, j);
/*
* Increment the head seq# also for the skipped slots.
@@ -617,31 +623,11 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
skipped = 0;
}
} else while (tid_agg_rx->reorder_buf[index]) {
- ieee80211_release_reorder_frame(hw, tid_agg_rx, index, frames);
+ ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
}
- /*
- * Disable the reorder release timer for now.
- *
- * The current implementation lacks a proper locking scheme
- * which would protect vital statistic and debug counters
- * from being updated by two different but concurrent BHs.
- *
- * More information about the topic is available from:
- * - thread: http://marc.info/?t=128635927000001
- *
- * What was wrong:
- * => http://marc.info/?l=linux-wireless&m=128636170811964
- * "Basically the thing is that until your patch, the data
- * in the struct didn't actually need locking because it
- * was accessed by the RX path only which is not concurrent."
- *
- * List of what needs to be fixed:
- * => http://marc.info/?l=linux-wireless&m=128656352920957
- *
-
if (tid_agg_rx->stored_mpdu_num) {
j = index = seq_sub(tid_agg_rx->head_seq_num,
tid_agg_rx->ssn) % tid_agg_rx->buf_size;
@@ -660,10 +646,6 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
} else {
del_timer(&tid_agg_rx->reorder_timer);
}
- */
-
-set_release_timer:
- return;
}
/*
@@ -673,8 +655,7 @@ set_release_timer:
*/
static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
struct tid_ampdu_rx *tid_agg_rx,
- struct sk_buff *skb,
- struct sk_buff_head *frames)
+ struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
u16 sc = le16_to_cpu(hdr->seq_ctrl);
@@ -683,10 +664,11 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
int index;
bool ret = true;
+ spin_lock(&tid_agg_rx->reorder_lock);
+
buf_size = tid_agg_rx->buf_size;
head_seq_num = tid_agg_rx->head_seq_num;
- spin_lock(&tid_agg_rx->reorder_lock);
/* frame with out of date sequence number */
if (seq_less(mpdu_seq_num, head_seq_num)) {
dev_kfree_skb(skb);
@@ -700,8 +682,7 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
if (!seq_less(mpdu_seq_num, head_seq_num + buf_size)) {
head_seq_num = seq_inc(seq_sub(mpdu_seq_num, buf_size));
/* release stored frames up to new head to stack */
- ieee80211_release_reorder_frames(hw, tid_agg_rx, head_seq_num,
- frames);
+ ieee80211_release_reorder_frames(hw, tid_agg_rx, head_seq_num);
}
/* Now the new frame is always in the range of the reordering buffer */
@@ -729,7 +710,7 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
tid_agg_rx->reorder_buf[index] = skb;
tid_agg_rx->reorder_time[index] = jiffies;
tid_agg_rx->stored_mpdu_num++;
- ieee80211_sta_reorder_release(hw, tid_agg_rx, frames);
+ ieee80211_sta_reorder_release(hw, tid_agg_rx);
out:
spin_unlock(&tid_agg_rx->reorder_lock);
@@ -740,8 +721,7 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
* Reorder MPDUs from A-MPDUs, keeping them on a buffer. Returns
* true if the MPDU was buffered, false if it should be processed.
*/
-static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
- struct sk_buff_head *frames)
+static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx)
{
struct sk_buff *skb = rx->skb;
struct ieee80211_local *local = rx->local;
@@ -796,11 +776,11 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
* sure that we cannot get to it any more before doing
* anything with it.
*/
- if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb, frames))
+ if (ieee80211_sta_manage_reorder_buf(hw, tid_agg_rx, skb))
return;
dont_reorder:
- __skb_queue_tail(frames, skb);
+ skb_queue_tail(&local->rx_skb_queue, skb);
}
static ieee80211_rx_result debug_noinline
@@ -948,12 +928,31 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
* have been expected.
*/
struct ieee80211_key *key = NULL;
+ struct ieee80211_sub_if_data *sdata = rx->sdata;
+ int i;
+
if (ieee80211_is_mgmt(fc) &&
is_multicast_ether_addr(hdr->addr1) &&
(key = rcu_dereference(rx->sdata->default_mgmt_key)))
rx->key = key;
- else if ((key = rcu_dereference(rx->sdata->default_key)))
- rx->key = key;
+ else {
+ if (rx->sta) {
+ for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+ key = rcu_dereference(rx->sta->gtk[i]);
+ if (key)
+ break;
+ }
+ }
+ if (!key) {
+ for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+ key = rcu_dereference(sdata->keys[i]);
+ if (key)
+ break;
+ }
+ }
+ if (key)
+ rx->key = key;
+ }
return RX_CONTINUE;
} else {
u8 keyid;
@@ -1102,8 +1101,6 @@ static void ap_sta_ps_end(struct sta_info *sta)
atomic_dec(&sdata->bss->num_sta_ps);
- clear_sta_flags(sta, WLAN_STA_PS_STA);
-
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
printk(KERN_DEBUG "%s: STA %pM aid %d exits power save mode\n",
sdata->name, sta->sta.addr, sta->sta.aid);
@@ -1158,12 +1155,14 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
sta->rx_fragments++;
sta->rx_bytes += rx->skb->len;
sta->last_signal = status->signal;
+ ewma_add(&sta->avg_signal, -status->signal);
/*
* Change STA power saving mode only at the end of a frame
* exchange sequence.
*/
if (!ieee80211_has_morefrags(hdr->frame_control) &&
+ !(status->rx_flags & IEEE80211_RX_DEFERRED_RELEASE) &&
(rx->sdata->vif.type == NL80211_IFTYPE_AP ||
rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) {
if (test_sta_flags(sta, WLAN_STA_PS_STA)) {
@@ -1515,12 +1514,30 @@ ieee80211_drop_unencrypted_mgmt(struct ieee80211_rx_data *rx)
if (rx->sta && test_sta_flags(rx->sta, WLAN_STA_MFP)) {
if (unlikely(!ieee80211_has_protected(fc) &&
ieee80211_is_unicast_robust_mgmt_frame(rx->skb) &&
- rx->key))
+ rx->key)) {
+ if (ieee80211_is_deauth(fc))
+ cfg80211_send_unprot_deauth(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
+ else if (ieee80211_is_disassoc(fc))
+ cfg80211_send_unprot_disassoc(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
return -EACCES;
+ }
/* BIP does not use Protected field, so need to check MMIE */
if (unlikely(ieee80211_is_multicast_robust_mgmt_frame(rx->skb) &&
- ieee80211_get_mmie_keyidx(rx->skb) < 0))
+ ieee80211_get_mmie_keyidx(rx->skb) < 0)) {
+ if (ieee80211_is_deauth(fc))
+ cfg80211_send_unprot_deauth(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
+ else if (ieee80211_is_disassoc(fc))
+ cfg80211_send_unprot_disassoc(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
return -EACCES;
+ }
/*
* When using MFP, Action frames are not allowed prior to
* having configured keys.
@@ -1788,11 +1805,11 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
fwd_skb = skb_copy(skb, GFP_ATOMIC);
- if (!fwd_skb && net_ratelimit()) {
+ if (!fwd_skb && net_ratelimit())
printk(KERN_DEBUG "%s: failed to clone mesh frame\n",
sdata->name);
+ if (!fwd_skb)
goto out;
- }
fwd_hdr = (struct ieee80211_hdr *) fwd_skb->data;
memcpy(fwd_hdr->addr2, sdata->vif.addr, ETH_ALEN);
@@ -1875,9 +1892,8 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
dev->stats.rx_packets++;
dev->stats.rx_bytes += rx->skb->len;
- if (ieee80211_is_data(hdr->frame_control) &&
- !is_multicast_ether_addr(hdr->addr1) &&
- local->hw.conf.dynamic_ps_timeout > 0 && local->ps_sdata) {
+ if (local->ps_sdata && local->hw.conf.dynamic_ps_timeout > 0 &&
+ !is_multicast_ether_addr(((struct ethhdr *)rx->skb->data)->h_dest)) {
mod_timer(&local->dynamic_ps_timer, jiffies +
msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout));
}
@@ -1888,7 +1904,7 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
}
static ieee80211_rx_result debug_noinline
-ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames)
+ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
{
struct ieee80211_local *local = rx->local;
struct ieee80211_hw *hw = &local->hw;
@@ -1926,9 +1942,11 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames)
mod_timer(&tid_agg_rx->session_timer,
TU_TO_EXP_TIME(tid_agg_rx->timeout));
+ spin_lock(&tid_agg_rx->reorder_lock);
/* release stored frames up to start of BAR */
- ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num,
- frames);
+ ieee80211_release_reorder_frames(hw, tid_agg_rx, start_seq_num);
+ spin_unlock(&tid_agg_rx->reorder_lock);
+
kfree_skb(skb);
return RX_QUEUED;
}
@@ -2119,10 +2137,13 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
}
break;
case WLAN_CATEGORY_MESH_PLINK:
- case WLAN_CATEGORY_MESH_PATH_SEL:
if (!ieee80211_vif_is_mesh(&sdata->vif))
break;
goto queue;
+ case WLAN_CATEGORY_MESH_PATH_SEL:
+ if (!mesh_path_sel_is_hwmp(sdata))
+ break;
+ goto queue;
}
return RX_CONTINUE;
@@ -2440,8 +2461,7 @@ static void ieee80211_rx_handlers_result(struct ieee80211_rx_data *rx,
}
}
-static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx,
- struct sk_buff_head *frames)
+static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx)
{
ieee80211_rx_result res = RX_DROP_MONITOR;
struct sk_buff *skb;
@@ -2453,7 +2473,15 @@ static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx,
goto rxh_next; \
} while (0);
- while ((skb = __skb_dequeue(frames))) {
+ spin_lock(&rx->local->rx_skb_queue.lock);
+ if (rx->local->running_rx_handler)
+ goto unlock;
+
+ rx->local->running_rx_handler = true;
+
+ while ((skb = __skb_dequeue(&rx->local->rx_skb_queue))) {
+ spin_unlock(&rx->local->rx_skb_queue.lock);
+
/*
* all the other fields are valid across frames
* that belong to an aMPDU since they are on the
@@ -2476,12 +2504,7 @@ static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx,
CALL_RXH(ieee80211_rx_h_mesh_fwding);
#endif
CALL_RXH(ieee80211_rx_h_data)
-
- /* special treatment -- needs the queue */
- res = ieee80211_rx_h_ctrl(rx, frames);
- if (res != RX_CONTINUE)
- goto rxh_next;
-
+ CALL_RXH(ieee80211_rx_h_ctrl);
CALL_RXH(ieee80211_rx_h_mgmt_check)
CALL_RXH(ieee80211_rx_h_action)
CALL_RXH(ieee80211_rx_h_userspace_mgmt)
@@ -2490,18 +2513,20 @@ static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx,
rxh_next:
ieee80211_rx_handlers_result(rx, res);
-
+ spin_lock(&rx->local->rx_skb_queue.lock);
#undef CALL_RXH
}
+
+ rx->local->running_rx_handler = false;
+
+ unlock:
+ spin_unlock(&rx->local->rx_skb_queue.lock);
}
static void ieee80211_invoke_rx_handlers(struct ieee80211_rx_data *rx)
{
- struct sk_buff_head reorder_release;
ieee80211_rx_result res = RX_DROP_MONITOR;
- __skb_queue_head_init(&reorder_release);
-
#define CALL_RXH(rxh) \
do { \
res = rxh(rx); \
@@ -2512,9 +2537,9 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_rx_data *rx)
CALL_RXH(ieee80211_rx_h_passive_scan)
CALL_RXH(ieee80211_rx_h_check)
- ieee80211_rx_reorder_ampdu(rx, &reorder_release);
+ ieee80211_rx_reorder_ampdu(rx);
- ieee80211_rx_handlers(rx, &reorder_release);
+ ieee80211_rx_handlers(rx);
return;
rxh_next:
@@ -2524,13 +2549,11 @@ static void ieee80211_invoke_rx_handlers(struct ieee80211_rx_data *rx)
}
/*
- * This function makes calls into the RX path. Therefore the
- * caller must hold the sta_info->lock and everything has to
- * be under rcu_read_lock protection as well.
+ * This function makes calls into the RX path, therefore
+ * it has to be invoked under RCU read lock.
*/
void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
{
- struct sk_buff_head frames;
struct ieee80211_rx_data rx = {
.sta = sta,
.sdata = sta->sdata,
@@ -2543,13 +2566,11 @@ void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
if (!tid_agg_rx)
return;
- __skb_queue_head_init(&frames);
-
spin_lock(&tid_agg_rx->reorder_lock);
- ieee80211_sta_reorder_release(&sta->local->hw, tid_agg_rx, &frames);
+ ieee80211_sta_reorder_release(&sta->local->hw, tid_agg_rx);
spin_unlock(&tid_agg_rx->reorder_lock);
- ieee80211_rx_handlers(&rx, &frames);
+ ieee80211_rx_handlers(&rx);
}
/* main receive path */
@@ -2884,6 +2905,9 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
return;
}
+ ieee80211_tpt_led_trig_rx(local,
+ ((struct ieee80211_hdr *)skb->data)->frame_control,
+ skb->len);
__ieee80211_rx_handle_packet(hw, skb);
rcu_read_unlock();
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 6d8f897d8763..c426504ed1cf 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -199,8 +199,11 @@ static void sta_unblock(struct work_struct *wk)
if (!test_sta_flags(sta, WLAN_STA_PS_STA))
ieee80211_sta_ps_deliver_wakeup(sta);
- else if (test_and_clear_sta_flags(sta, WLAN_STA_PSPOLL))
+ else if (test_and_clear_sta_flags(sta, WLAN_STA_PSPOLL)) {
+ clear_sta_flags(sta, WLAN_STA_PS_DRIVER);
ieee80211_sta_ps_deliver_poll_response(sta);
+ } else
+ clear_sta_flags(sta, WLAN_STA_PS_DRIVER);
}
static int sta_prepare_rate_control(struct ieee80211_local *local,
@@ -241,6 +244,8 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
sta->local = local;
sta->sdata = sdata;
+ ewma_init(&sta->avg_signal, 1024, 8);
+
if (sta_prepare_rate_control(local, sta, gfp)) {
kfree(sta);
return NULL;
@@ -880,6 +885,13 @@ struct ieee80211_sta *ieee80211_find_sta(struct ieee80211_vif *vif,
}
EXPORT_SYMBOL(ieee80211_find_sta);
+static void clear_sta_ps_flags(void *_sta)
+{
+ struct sta_info *sta = _sta;
+
+ clear_sta_flags(sta, WLAN_STA_PS_DRIVER | WLAN_STA_PS_STA);
+}
+
/* powersave support code */
void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta)
{
@@ -894,7 +906,8 @@ void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta)
/* Send all buffered frames to the station */
sent = ieee80211_add_pending_skbs(local, &sta->tx_filtered);
- buffered = ieee80211_add_pending_skbs(local, &sta->ps_tx_buf);
+ buffered = ieee80211_add_pending_skbs_fn(local, &sta->ps_tx_buf,
+ clear_sta_ps_flags, sta);
sent += buffered;
local->total_ps_buffered -= buffered;
@@ -973,7 +986,7 @@ void ieee80211_sta_block_awake(struct ieee80211_hw *hw,
if (block)
set_sta_flags(sta, WLAN_STA_PS_DRIVER);
- else
+ else if (test_sta_flags(sta, WLAN_STA_PS_DRIVER))
ieee80211_queue_work(hw, &sta->drv_unblock_wk);
}
EXPORT_SYMBOL(ieee80211_sta_block_awake);
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 9265acadef32..bbdd2a86a94b 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -13,6 +13,7 @@
#include <linux/types.h>
#include <linux/if_ether.h>
#include <linux/workqueue.h>
+#include <linux/average.h>
#include "key.h"
/**
@@ -77,23 +78,26 @@ enum ieee80211_sta_info_flags {
* @addba_resp_timer: timer for peer's response to addba request
* @pending: pending frames queue -- use sta's spinlock to protect
* @dialog_token: dialog token for aggregation session
+ * @timeout: session timeout value to be filled in ADDBA requests
* @state: session state (see above)
* @stop_initiator: initiator of a session stop
* @tx_stop: TX DelBA frame when stopping
*
- * This structure is protected by RCU and the per-station
- * spinlock. Assignments to the array holding it must hold
- * the spinlock, only the TX path can access it under RCU
- * lock-free if, and only if, the state has the flag
- * %HT_AGG_STATE_OPERATIONAL set. Otherwise, the TX path
- * must also acquire the spinlock and re-check the state,
- * see comments in the tx code touching it.
+ * This structure's lifetime is managed by RCU, assignments to
+ * the array holding it must hold the aggregation mutex.
+ *
+ * The TX path can access it under RCU lock-free if, and
+ * only if, the state has the flag %HT_AGG_STATE_OPERATIONAL
+ * set. Otherwise, the TX path must also acquire the spinlock
+ * and re-check the state, see comments in the tx code
+ * touching it.
*/
struct tid_ampdu_tx {
struct rcu_head rcu_head;
struct timer_list addba_resp_timer;
struct sk_buff_head pending;
unsigned long state;
+ u16 timeout;
u8 dialog_token;
u8 stop_initiator;
bool tx_stop;
@@ -115,15 +119,13 @@ struct tid_ampdu_tx {
* @rcu_head: RCU head used for freeing this struct
* @reorder_lock: serializes access to reorder buffer, see below.
*
- * This structure is protected by RCU and the per-station
- * spinlock. Assignments to the array holding it must hold
- * the spinlock.
+ * This structure's lifetime is managed by RCU, assignments to
+ * the array holding it must hold the aggregation mutex.
*
- * The @reorder_lock is used to protect the variables and
- * arrays such as @reorder_buf, @reorder_time, @head_seq_num,
- * @stored_mpdu_num and @reorder_time from being corrupted by
- * concurrent access of the RX path and the expired frame
- * release timer.
+ * The @reorder_lock is used to protect the members of this
+ * struct, except for @timeout, @buf_size and @dialog_token,
+ * which are constant across the lifetime of the struct (the
+ * dialog token being used only for debugging).
*/
struct tid_ampdu_rx {
struct rcu_head rcu_head;
@@ -224,6 +226,7 @@ enum plink_state {
* @rx_fragments: number of received MPDUs
* @rx_dropped: number of dropped MPDUs from this STA
* @last_signal: signal of last received frame from this STA
+ * @avg_signal: moving average of signal of received frames from this STA
* @last_seq_ctrl: last received seq/frag number from this STA (per RX queue)
* @tx_filtered_count: number of frames the hardware filtered for this STA
* @tx_retry_failed: number of frames that failed retry
@@ -248,6 +251,7 @@ enum plink_state {
* @sta: station information we share with the driver
* @dead: set to true when sta is unlinked
* @uploaded: set to true when sta is uploaded to the driver
+ * @lost_packets: number of consecutive lost packets
*/
struct sta_info {
/* General information, mostly static */
@@ -291,6 +295,7 @@ struct sta_info {
unsigned long rx_fragments;
unsigned long rx_dropped;
int last_signal;
+ struct ewma avg_signal;
__le16 last_seq_ctrl[NUM_RX_DATA_QUEUES];
/* Updated from TX status path only, no locking requirements */
@@ -335,6 +340,8 @@ struct sta_info {
} debugfs;
#endif
+ unsigned int lost_packets;
+
/* keep last! */
struct ieee80211_sta sta;
};
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index 3153c19893b8..38a797217a91 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -157,6 +157,15 @@ static void ieee80211_frame_acked(struct sta_info *sta, struct sk_buff *skb)
}
}
+/*
+ * Use a static threshold for now, best value to be determined
+ * by testing ...
+ * Should it depend on:
+ * - on # of retransmissions
+ * - current throughput (higher value for higher tpt)?
+ */
+#define STA_LOST_PKT_THRESHOLD 50
+
void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct sk_buff *skb2;
@@ -173,6 +182,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
int retry_count = -1, i;
int rates_idx = -1;
bool send_to_cooked;
+ bool acked;
for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
/* the HW cannot have attempted that rate */
@@ -198,8 +208,8 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN))
continue;
- if (!(info->flags & IEEE80211_TX_STAT_ACK) &&
- test_sta_flags(sta, WLAN_STA_PS_STA)) {
+ acked = !!(info->flags & IEEE80211_TX_STAT_ACK);
+ if (!acked && test_sta_flags(sta, WLAN_STA_PS_STA)) {
/*
* The STA is in power save mode, so assume
* that this TX packet failed because of that.
@@ -231,7 +241,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
rcu_read_unlock();
return;
} else {
- if (!(info->flags & IEEE80211_TX_STAT_ACK))
+ if (!acked)
sta->tx_retry_failed++;
sta->tx_retry_count += retry_count;
}
@@ -240,9 +250,25 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
if (ieee80211_vif_is_mesh(&sta->sdata->vif))
ieee80211s_update_metric(local, sta, skb);
- if (!(info->flags & IEEE80211_TX_CTL_INJECTED) &&
- (info->flags & IEEE80211_TX_STAT_ACK))
+ if (!(info->flags & IEEE80211_TX_CTL_INJECTED) && acked)
ieee80211_frame_acked(sta, skb);
+
+ if ((sta->sdata->vif.type == NL80211_IFTYPE_STATION) &&
+ (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS))
+ ieee80211_sta_tx_notify(sta->sdata, (void *) skb->data, acked);
+
+ if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS) {
+ if (info->flags & IEEE80211_TX_STAT_ACK) {
+ if (sta->lost_packets)
+ sta->lost_packets = 0;
+ } else if (++sta->lost_packets >= STA_LOST_PKT_THRESHOLD) {
+ cfg80211_cqm_pktloss_notify(sta->sdata->dev,
+ sta->sta.addr,
+ sta->lost_packets,
+ GFP_ATOMIC);
+ sta->lost_packets = 0;
+ }
+ }
}
rcu_read_unlock();
@@ -295,10 +321,23 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
msecs_to_jiffies(10));
}
- if (info->flags & IEEE80211_TX_INTFL_NL80211_FRAME_TX)
+ if (info->flags & IEEE80211_TX_INTFL_NL80211_FRAME_TX) {
+ struct ieee80211_work *wk;
+
+ rcu_read_lock();
+ list_for_each_entry_rcu(wk, &local->work_list, list) {
+ if (wk->type != IEEE80211_WORK_OFFCHANNEL_TX)
+ continue;
+ if (wk->offchan_tx.frame != skb)
+ continue;
+ wk->offchan_tx.frame = NULL;
+ break;
+ }
+ rcu_read_unlock();
cfg80211_mgmt_tx_status(
skb->dev, (unsigned long) skb, skb->data, skb->len,
!!(info->flags & IEEE80211_TX_STAT_ACK), GFP_ATOMIC);
+ }
/* this was a transmitted frame, but now we want to reuse it */
skb_orphan(skb);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 7a637b80a62e..5950e3abead9 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -539,7 +539,11 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
ieee80211_is_robust_mgmt_frame(hdr) &&
(key = rcu_dereference(tx->sdata->default_mgmt_key)))
tx->key = key;
- else if ((key = rcu_dereference(tx->sdata->default_key)))
+ else if (is_multicast_ether_addr(hdr->addr1) &&
+ (key = rcu_dereference(tx->sdata->default_multicast_key)))
+ tx->key = key;
+ else if (!is_multicast_ether_addr(hdr->addr1) &&
+ (key = rcu_dereference(tx->sdata->default_unicast_key)))
tx->key = key;
else if (tx->sdata->drop_unencrypted &&
(tx->skb->protocol != tx->sdata->control_port_protocol) &&
@@ -622,7 +626,8 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
txrc.max_rate_idx = -1;
else
txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1;
- txrc.ap = tx->sdata->vif.type == NL80211_IFTYPE_AP;
+ txrc.bss = (tx->sdata->vif.type == NL80211_IFTYPE_AP ||
+ tx->sdata->vif.type == NL80211_IFTYPE_ADHOC);
/* set up RTS protection if desired */
if (len > tx->local->hw.wiphy->rts_threshold) {
@@ -665,10 +670,11 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
if (unlikely(info->control.rates[0].idx < 0))
return TX_DROP;
- if (txrc.reported_rate.idx < 0)
+ if (txrc.reported_rate.idx < 0) {
txrc.reported_rate = info->control.rates[0];
-
- if (tx->sta)
+ if (tx->sta && ieee80211_is_data(hdr->frame_control))
+ tx->sta->last_tx_rate = txrc.reported_rate;
+ } else if (tx->sta)
tx->sta->last_tx_rate = txrc.reported_rate;
if (unlikely(!info->control.rates[0].count))
@@ -1033,6 +1039,7 @@ static bool __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
struct ieee80211_radiotap_header *rthdr =
(struct ieee80211_radiotap_header *) skb->data;
struct ieee80211_supported_band *sband;
+ bool hw_frag;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
int ret = ieee80211_radiotap_iterator_init(&iterator, rthdr, skb->len,
NULL);
@@ -1042,6 +1049,9 @@ static bool __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
info->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
tx->flags &= ~IEEE80211_TX_FRAGMENTED;
+ /* packet is fragmented in HW if we have a non-NULL driver callback */
+ hw_frag = (tx->local->ops->set_frag_threshold != NULL);
+
/*
* for every radiotap entry that is present
* (ieee80211_radiotap_iterator_next returns -ENOENT when no more
@@ -1078,7 +1088,8 @@ static bool __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
}
if (*iterator.this_arg & IEEE80211_RADIOTAP_F_WEP)
info->flags &= ~IEEE80211_TX_INTFL_DONT_ENCRYPT;
- if (*iterator.this_arg & IEEE80211_RADIOTAP_F_FRAG)
+ if ((*iterator.this_arg & IEEE80211_RADIOTAP_F_FRAG) &&
+ !hw_frag)
tx->flags |= IEEE80211_TX_FRAGMENTED;
break;
@@ -1181,8 +1192,10 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data *sdata,
/*
* Set this flag (used below to indicate "automatic fragmentation"),
* it will be cleared/left by radiotap as desired.
+ * Only valid when fragmentation is done by the stack.
*/
- tx->flags |= IEEE80211_TX_FRAGMENTED;
+ if (!local->ops->set_frag_threshold)
+ tx->flags |= IEEE80211_TX_FRAGMENTED;
/* process and remove the injection radiotap header */
if (unlikely(info->flags & IEEE80211_TX_INTFL_HAS_RADIOTAP)) {
@@ -1284,6 +1297,7 @@ static int __ieee80211_tx(struct ieee80211_local *local,
while (skb) {
int q = skb_get_queue_mapping(skb);
+ __le16 fc;
spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
ret = IEEE80211_TX_OK;
@@ -1326,6 +1340,7 @@ static int __ieee80211_tx(struct ieee80211_local *local,
else
info->control.sta = NULL;
+ fc = ((struct ieee80211_hdr *)skb->data)->frame_control;
ret = drv_tx(local, skb);
if (WARN_ON(ret != NETDEV_TX_OK && skb->len != len)) {
dev_kfree_skb(skb);
@@ -1336,6 +1351,7 @@ static int __ieee80211_tx(struct ieee80211_local *local,
return IEEE80211_TX_AGAIN;
}
+ ieee80211_tpt_led_trig_tx(local, fc, len);
*skbp = skb = next;
ieee80211_led_tx(local, 1);
fragm = true;
@@ -1533,8 +1549,10 @@ static int ieee80211_skb_resize(struct ieee80211_local *local,
if (skb_header_cloned(skb))
I802_DEBUG_INC(local->tx_expand_skb_head_cloned);
- else
+ else if (head_need || tail_need)
I802_DEBUG_INC(local->tx_expand_skb_head);
+ else
+ return 0;
if (pskb_expand_head(skb, head_need, tail_need, GFP_ATOMIC)) {
wiphy_debug(local->hw.wiphy,
@@ -1726,12 +1744,13 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_local *local = sdata->local;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_tx_info *info;
int ret = NETDEV_TX_BUSY, head_need;
u16 ethertype, hdrlen, meshhdrlen = 0;
__le16 fc;
struct ieee80211_hdr hdr;
struct ieee80211s_hdr mesh_hdr __maybe_unused;
+ struct mesh_path *mppath = NULL;
const u8 *encaps_data;
int encaps_len, skip_header_bytes;
int nh_pos, h_pos;
@@ -1792,16 +1811,23 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
ret = NETDEV_TX_OK;
goto fail;
}
+ if (!is_multicast_ether_addr(skb->data))
+ mppath = mpp_path_lookup(skb->data, sdata);
+ /*
+ * Do not use address extension, if it is a packet from
+ * the same interface and the destination is not being
+ * proxied by any other mest point.
+ */
if (compare_ether_addr(sdata->vif.addr,
- skb->data + ETH_ALEN) == 0) {
+ skb->data + ETH_ALEN) == 0 &&
+ (!mppath || !compare_ether_addr(mppath->mpp, skb->data))) {
hdrlen = ieee80211_fill_mesh_addresses(&hdr, &fc,
skb->data, skb->data + ETH_ALEN);
meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr,
- sdata, NULL, NULL, NULL);
+ sdata, NULL, NULL);
} else {
/* packet from other interface */
- struct mesh_path *mppath;
int is_mesh_mcast = 1;
const u8 *mesh_da;
@@ -1812,8 +1838,6 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
else {
static const u8 bcast[ETH_ALEN] =
{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
-
- mppath = mpp_path_lookup(skb->data, sdata);
if (mppath) {
/* RA TA mDA mSA AE:DA SA */
mesh_da = mppath->mpp;
@@ -1831,13 +1855,11 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
ieee80211_new_mesh_header(&mesh_hdr,
sdata,
skb->data + ETH_ALEN,
- NULL,
NULL);
else
meshhdrlen =
ieee80211_new_mesh_header(&mesh_hdr,
sdata,
- NULL,
skb->data,
skb->data + ETH_ALEN);
@@ -1921,7 +1943,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
*/
if (skb_shared(skb)) {
tmp_skb = skb;
- skb = skb_copy(skb, GFP_ATOMIC);
+ skb = skb_clone(skb, GFP_ATOMIC);
kfree_skb(tmp_skb);
if (!skb) {
@@ -2017,6 +2039,7 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
skb_set_network_header(skb, nh_pos);
skb_set_transport_header(skb, h_pos);
+ info = IEEE80211_SKB_CB(skb);
memset(info, 0, sizeof(*info));
dev->trans_start = jiffies;
@@ -2277,7 +2300,8 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
u8 *pos;
/* headroom, head length, tail length and maximum TIM length */
- skb = dev_alloc_skb(local->tx_headroom + 400);
+ skb = dev_alloc_skb(local->tx_headroom + 400 +
+ sdata->u.mesh.vendor_ie_len);
if (!skb)
goto out;
@@ -2321,7 +2345,7 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw,
txrc.max_rate_idx = -1;
else
txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1;
- txrc.ap = true;
+ txrc.bss = true;
rate_control_get_rate(sdata, NULL, &txrc);
info->control.vif = vif;
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 0b6fc92bc0d7..cf68700abffa 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -368,8 +368,9 @@ void ieee80211_add_pending_skb(struct ieee80211_local *local,
spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
}
-int ieee80211_add_pending_skbs(struct ieee80211_local *local,
- struct sk_buff_head *skbs)
+int ieee80211_add_pending_skbs_fn(struct ieee80211_local *local,
+ struct sk_buff_head *skbs,
+ void (*fn)(void *data), void *data)
{
struct ieee80211_hw *hw = &local->hw;
struct sk_buff *skb;
@@ -394,6 +395,9 @@ int ieee80211_add_pending_skbs(struct ieee80211_local *local,
__skb_queue_tail(&local->pending[queue], skb);
}
+ if (fn)
+ fn(data);
+
for (i = 0; i < hw->queues; i++)
__ieee80211_wake_queue(hw, i,
IEEE80211_QUEUE_STOP_REASON_SKB_ADD);
@@ -402,6 +406,12 @@ int ieee80211_add_pending_skbs(struct ieee80211_local *local,
return ret;
}
+int ieee80211_add_pending_skbs(struct ieee80211_local *local,
+ struct sk_buff_head *skbs)
+{
+ return ieee80211_add_pending_skbs_fn(local, skbs, NULL, NULL);
+}
+
void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw,
enum queue_stop_reason reason)
{
@@ -1011,9 +1021,10 @@ int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer,
return pos - buffer;
}
-void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
- const u8 *ssid, size_t ssid_len,
- const u8 *ie, size_t ie_len)
+struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
+ u8 *dst,
+ const u8 *ssid, size_t ssid_len,
+ const u8 *ie, size_t ie_len)
{
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
@@ -1027,7 +1038,7 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
if (!buf) {
printk(KERN_DEBUG "%s: failed to allocate temporary IE "
"buffer\n", sdata->name);
- return;
+ return NULL;
}
chan = ieee80211_frequency_to_channel(
@@ -1050,8 +1061,20 @@ void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
}
IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
- ieee80211_tx_skb(sdata, skb);
kfree(buf);
+
+ return skb;
+}
+
+void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
+ const u8 *ssid, size_t ssid_len,
+ const u8 *ie, size_t ie_len)
+{
+ struct sk_buff *skb;
+
+ skb = ieee80211_build_probe_req(sdata, dst, ssid, ssid_len, ie, ie_len);
+ if (skb)
+ ieee80211_tx_skb(sdata, skb);
}
u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
@@ -1093,6 +1116,7 @@ u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
void ieee80211_stop_device(struct ieee80211_local *local)
{
ieee80211_led_radio(local, false);
+ ieee80211_mod_tpt_led_trig(local, 0, IEEE80211_TPT_LEDTRIG_FL_RADIO);
cancel_work_sync(&local->reconfig_filter);
@@ -1127,6 +1151,8 @@ int ieee80211_reconfig(struct ieee80211_local *local)
}
ieee80211_led_radio(local, true);
+ ieee80211_mod_tpt_led_trig(local,
+ IEEE80211_TPT_LEDTRIG_FL_RADIO, 0);
}
/* add interfaces */
@@ -1152,6 +1178,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
}
mutex_unlock(&local->sta_mtx);
+ /* setup fragmentation threshold */
+ drv_set_frag_threshold(local, hw->wiphy->frag_threshold);
+
/* setup RTS threshold */
drv_set_rts_threshold(local, hw->wiphy->rts_threshold);
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index 34e6d02da779..28bc084dbfb9 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -21,7 +21,16 @@
/* Default mapping in classifier to work with default
* queue setup.
*/
-const int ieee802_1d_to_ac[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
+const int ieee802_1d_to_ac[8] = {
+ IEEE80211_AC_BE,
+ IEEE80211_AC_BK,
+ IEEE80211_AC_BK,
+ IEEE80211_AC_BE,
+ IEEE80211_AC_VI,
+ IEEE80211_AC_VI,
+ IEEE80211_AC_VO,
+ IEEE80211_AC_VO
+};
static int wme_downgrade_ac(struct sk_buff *skb)
{
@@ -50,26 +59,22 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_local *local = sdata->local;
struct sta_info *sta = NULL;
- u32 sta_flags = 0;
const u8 *ra = NULL;
bool qos = false;
if (local->hw.queues < 4 || skb->len < 6) {
skb->priority = 0; /* required for correct WPA/11i MIC */
- return min_t(u16, local->hw.queues - 1,
- ieee802_1d_to_ac[skb->priority]);
+ return min_t(u16, local->hw.queues - 1, IEEE80211_AC_BE);
}
rcu_read_lock();
switch (sdata->vif.type) {
case NL80211_IFTYPE_AP_VLAN:
- rcu_read_lock();
sta = rcu_dereference(sdata->u.vlan.sta);
- if (sta)
- sta_flags = get_sta_flags(sta);
- rcu_read_unlock();
- if (sta)
+ if (sta) {
+ qos = get_sta_flags(sta) & WLAN_STA_WME;
break;
+ }
case NL80211_IFTYPE_AP:
ra = skb->data;
break;
@@ -98,17 +103,13 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
if (!sta && ra && !is_multicast_ether_addr(ra)) {
sta = sta_info_get(sdata, ra);
if (sta)
- sta_flags = get_sta_flags(sta);
+ qos = get_sta_flags(sta) & WLAN_STA_WME;
}
-
- if (sta_flags & WLAN_STA_WME)
- qos = true;
-
rcu_read_unlock();
if (!qos) {
skb->priority = 0; /* required for correct WPA/11i MIC */
- return ieee802_1d_to_ac[skb->priority];
+ return IEEE80211_AC_BE;
}
/* use the data classifier to determine what 802.1d tag the
diff --git a/net/mac80211/work.c b/net/mac80211/work.c
index 146097cb43a7..36305e0d06ef 100644
--- a/net/mac80211/work.c
+++ b/net/mac80211/work.c
@@ -458,8 +458,9 @@ ieee80211_direct_probe(struct ieee80211_work *wk)
return WORK_ACT_TIMEOUT;
}
- printk(KERN_DEBUG "%s: direct probe to %pM (try %d)\n",
- sdata->name, wk->filter_ta, wk->probe_auth.tries);
+ printk(KERN_DEBUG "%s: direct probe to %pM (try %d/%i)\n",
+ sdata->name, wk->filter_ta, wk->probe_auth.tries,
+ IEEE80211_AUTH_MAX_TRIES);
/*
* Direct probe is sent to broadcast address as some APs
@@ -561,6 +562,25 @@ ieee80211_remain_on_channel_timeout(struct ieee80211_work *wk)
}
static enum work_action __must_check
+ieee80211_offchannel_tx(struct ieee80211_work *wk)
+{
+ if (!wk->started) {
+ wk->timeout = jiffies + msecs_to_jiffies(wk->offchan_tx.wait);
+
+ /*
+ * After this, offchan_tx.frame remains but now is no
+ * longer a valid pointer -- we still need it as the
+ * cookie for canceling this work.
+ */
+ ieee80211_tx_skb(wk->sdata, wk->offchan_tx.frame);
+
+ return WORK_ACT_NONE;
+ }
+
+ return WORK_ACT_TIMEOUT;
+}
+
+static enum work_action __must_check
ieee80211_assoc_beacon_wait(struct ieee80211_work *wk)
{
if (wk->started)
@@ -955,6 +975,9 @@ static void ieee80211_work_work(struct work_struct *work)
case IEEE80211_WORK_REMAIN_ON_CHANNEL:
rma = ieee80211_remain_on_channel_timeout(wk);
break;
+ case IEEE80211_WORK_OFFCHANNEL_TX:
+ rma = ieee80211_offchannel_tx(wk);
+ break;
case IEEE80211_WORK_ASSOC_BEACON_WAIT:
rma = ieee80211_assoc_beacon_wait(wk);
break;