};
/**
---- a/net/mac80211/cfg.c
-+++ b/net/mac80211/cfg.c
-@@ -504,6 +504,7 @@ static int ieee80211_del_key(struct wiph
- struct ieee80211_local *local = sdata->local;
- struct sta_info *sta;
- struct ieee80211_key *key = NULL;
-+ bool recalc_offload = false;
- int ret;
-
- mutex_lock(&local->sta_mtx);
-@@ -528,6 +529,7 @@ static int ieee80211_del_key(struct wiph
- goto out_unlock;
- }
-
-+ recalc_offload = key->conf.cipher == WLAN_CIPHER_SUITE_TKIP;
- ieee80211_key_free(key, sdata->vif.type == NL80211_IFTYPE_STATION);
-
- ret = 0;
-@@ -535,6 +537,9 @@ static int ieee80211_del_key(struct wiph
- mutex_unlock(&local->key_mtx);
- mutex_unlock(&local->sta_mtx);
-
-+ if (recalc_offload)
-+ ieee80211_recalc_offload(local);
-+
- return ret;
- }
-
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -408,6 +408,7 @@ static const char *hw_flag_names[] = {
bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata)
{
-@@ -348,6 +349,99 @@ static int ieee80211_check_queues(struct
+@@ -348,6 +349,85 @@ static int ieee80211_check_queues(struct
return 0;
}
+static bool ieee80211_iftype_supports_encap_offload(enum nl80211_iftype iftype)
+{
+ switch (iftype) {
++ /* P2P GO and client are mapped to AP/STATION types */
+ case NL80211_IFTYPE_AP:
-+ case NL80211_IFTYPE_P2P_GO:
-+ case NL80211_IFTYPE_P2P_CLIENT:
+ case NL80211_IFTYPE_STATION:
+ return true;
+ default:
+static bool ieee80211_set_sdata_offload_flags(struct ieee80211_sub_if_data *sdata)
+{
+ struct ieee80211_local *local = sdata->local;
-+ struct ieee80211_key *key;
+ u32 flags;
+
+ flags = sdata->vif.offload_flags;
+ if (ieee80211_hw_check(&local->hw, SUPPORTS_TX_ENCAP_OFFLOAD) &&
+ ieee80211_iftype_supports_encap_offload(sdata->vif.type)) {
+ flags |= IEEE80211_OFFLOAD_ENCAP_ENABLED;
-+ mutex_lock(&local->key_mtx);
-+ list_for_each_entry(key, &sdata->key_list, list) {
-+ if (key->conf.cipher == WLAN_CIPHER_SUITE_AES_CMAC ||
-+ key->conf.cipher == WLAN_CIPHER_SUITE_BIP_GMAC_128 ||
-+ key->conf.cipher == WLAN_CIPHER_SUITE_BIP_GMAC_256 ||
-+ key->conf.cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256)
-+ continue;
-+ if (key->conf.cipher == WLAN_CIPHER_SUITE_TKIP ||
-+ !(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
-+ flags &= ~IEEE80211_OFFLOAD_ENCAP_ENABLED;
-+ }
-+ mutex_unlock(&local->key_mtx);
+
+ if (!ieee80211_hw_check(&local->hw, SUPPORTS_TX_FRAG) &&
+ local->hw.wiphy->frag_threshold != (u32)-1)
void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata,
const int offset)
{
-@@ -587,6 +681,7 @@ int ieee80211_do_open(struct wireless_de
+@@ -587,6 +667,7 @@ int ieee80211_do_open(struct wireless_de
if (rtnl_dereference(sdata->bss->beacon)) {
ieee80211_vif_vlan_copy_chanctx(sdata);
netif_carrier_on(dev);
} else {
netif_carrier_off(dev);
}
-@@ -616,6 +711,7 @@ int ieee80211_do_open(struct wireless_de
+@@ -616,6 +697,7 @@ int ieee80211_do_open(struct wireless_de
ieee80211_adjust_monitor_flags(sdata, 1);
ieee80211_configure_filter(local);
mutex_lock(&local->mtx);
ieee80211_recalc_idle(local);
mutex_unlock(&local->mtx);
-@@ -625,10 +721,13 @@ int ieee80211_do_open(struct wireless_de
+@@ -625,10 +707,13 @@ int ieee80211_do_open(struct wireless_de
default:
if (coming_up) {
ieee80211_del_virtual_monitor(local);
res = ieee80211_check_queues(sdata,
ieee80211_vif_type_p2p(&sdata->vif));
if (res)
-@@ -1286,61 +1385,6 @@ static const struct net_device_ops ieee8
+@@ -1286,61 +1371,6 @@ static const struct net_device_ops ieee8
};
static void ieee80211_if_free(struct net_device *dev)
{
free_percpu(netdev_tstats(dev));
-@@ -1371,6 +1415,51 @@ static void ieee80211_if_setup_no_queue(
+@@ -1371,6 +1401,32 @@ static void ieee80211_if_setup_no_queue(
#endif
}
+{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_sub_if_data *bss = sdata;
-+ struct ieee80211_key *key;
+ bool enabled;
+
+ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+ !(bss->vif.offload_flags & IEEE80211_OFFLOAD_ENCAP_4ADDR))
+ enabled = false;
+
-+ /*
-+ * Encapsulation offload cannot be used with software crypto, and a per-VLAN
-+ * key may have been set
-+ */
-+ if (enabled && sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
-+ mutex_lock(&local->key_mtx);
-+ list_for_each_entry(key, &sdata->key_list, list) {
-+ if (key->conf.cipher == WLAN_CIPHER_SUITE_AES_CMAC ||
-+ key->conf.cipher == WLAN_CIPHER_SUITE_BIP_GMAC_128 ||
-+ key->conf.cipher == WLAN_CIPHER_SUITE_BIP_GMAC_256 ||
-+ key->conf.cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256)
-+ continue;
-+ if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
-+ enabled = false;
-+ }
-+ mutex_unlock(&local->key_mtx);
-+ }
-+
+ sdata->dev->netdev_ops = enabled ? &ieee80211_dataif_8023_ops :
+ &ieee80211_dataif_ops;
+}
static void ieee80211_iface_work(struct work_struct *work)
{
struct ieee80211_sub_if_data *sdata =
-@@ -1553,7 +1642,6 @@ static void ieee80211_setup_sdata(struct
+@@ -1553,7 +1609,6 @@ static void ieee80211_setup_sdata(struct
sdata->vif.bss_conf.txpower = INT_MIN; /* unset */
sdata->noack_map = 0;
/* only monitor/p2p-device differ */
if (sdata->dev) {
-@@ -1688,6 +1776,7 @@ static int ieee80211_runtime_change_ifty
+@@ -1688,6 +1743,7 @@ static int ieee80211_runtime_change_ifty
ieee80211_teardown_sdata(sdata);
ret = drv_change_interface(local, sdata, internal_type, p2p);
if (ret)
type = ieee80211_vif_type_p2p(&sdata->vif);
-@@ -1700,6 +1789,7 @@ static int ieee80211_runtime_change_ifty
+@@ -1700,6 +1756,7 @@ static int ieee80211_runtime_change_ifty
ieee80211_check_queues(sdata, type);
ieee80211_setup_sdata(sdata, type);
case WLAN_CIPHER_SUITE_AES_CMAC:
case WLAN_CIPHER_SUITE_BIP_CMAC_256:
case WLAN_CIPHER_SUITE_BIP_GMAC_128:
-@@ -824,6 +809,7 @@ int ieee80211_key_link(struct ieee80211_
- */
- bool delay_tailroom = sdata->vif.type == NL80211_IFTYPE_STATION;
- int ret = -EOPNOTSUPP;
-+ bool recalc_offload = false;
-
- mutex_lock(&sdata->local->key_mtx);
-
-@@ -864,11 +850,15 @@ int ieee80211_key_link(struct ieee80211_
- key->local = sdata->local;
- key->sdata = sdata;
- key->sta = sta;
-+ recalc_offload = !old_key && key->conf.cipher == WLAN_CIPHER_SUITE_TKIP;
-
- increment_tailroom_need_count(sdata);
-
- ret = ieee80211_key_replace(sdata, sta, pairwise, old_key, key);
-
-+ if (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE))
-+ recalc_offload = true;
-+
- if (!ret) {
- ieee80211_debugfs_key_add(key);
- ieee80211_key_destroy(old_key, delay_tailroom);
-@@ -879,6 +869,9 @@ int ieee80211_key_link(struct ieee80211_
- out:
- mutex_unlock(&sdata->local->key_mtx);
-
-+ if (recalc_offload)
-+ ieee80211_recalc_offload(sdata->local);
-+
- return ret;
- }
-
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -2733,6 +2733,12 @@ TRACE_EVENT(drv_get_ftm_responder_stats,
#undef TRACE_INCLUDE_PATH
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
-@@ -4264,11 +4264,6 @@ netdev_tx_t ieee80211_subif_start_xmit_8
+@@ -4181,11 +4181,10 @@ static bool ieee80211_tx_8023(struct iee
+
+ static void ieee80211_8023_xmit(struct ieee80211_sub_if_data *sdata,
+ struct net_device *dev, struct sta_info *sta,
+- struct sk_buff *skb)
++ struct ieee80211_key *key, struct sk_buff *skb)
+ {
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_local *local = sdata->local;
+- struct ieee80211_key *key;
+ struct tid_ampdu_tx *tid_tx;
+ u8 tid;
+
+@@ -4234,7 +4233,6 @@ static void ieee80211_8023_xmit(struct i
+ info->control.flags |= IEEE80211_TX_CTRL_HW_80211_ENCAP;
+ info->control.vif = &sdata->vif;
+
+- key = rcu_dereference(sta->ptk[sta->ptk_idx]);
+ if (key)
+ info->control.hw_key = &key->conf;
+
+@@ -4251,12 +4249,9 @@ netdev_tx_t ieee80211_subif_start_xmit_8
+ {
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ struct ethhdr *ehdr = (struct ethhdr *)skb->data;
++ struct ieee80211_key *key;
struct sta_info *sta;
-
+-
- if (WARN_ON(!sdata->hw_80211_encap)) {
- kfree_skb(skb);
- return NETDEV_TX_OK;
- }
--
++ bool offload = true;
+
if (unlikely(skb->len < ETH_HLEN)) {
kfree_skb(skb);
- return NETDEV_TX_OK;
+@@ -4265,15 +4260,26 @@ netdev_tx_t ieee80211_subif_start_xmit_8
+
+ rcu_read_lock();
+
+- if (ieee80211_lookup_ra_sta(sdata, skb, &sta))
++ if (ieee80211_lookup_ra_sta(sdata, skb, &sta)) {
+ kfree_skb(skb);
+- else if (unlikely(IS_ERR_OR_NULL(sta) || !sta->uploaded ||
+- !test_sta_flag(sta, WLAN_STA_AUTHORIZED) ||
+- sdata->control_port_protocol == ehdr->h_proto))
+- ieee80211_subif_start_xmit(skb, dev);
++ goto out;
++ }
++
++ if (unlikely(IS_ERR_OR_NULL(sta) || !sta->uploaded ||
++ !test_sta_flag(sta, WLAN_STA_AUTHORIZED) ||
++ sdata->control_port_protocol == ehdr->h_proto))
++ offload = false;
++ else if ((key = rcu_dereference(sta->ptk[sta->ptk_idx])) &&
++ (!(key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) ||
++ key->conf.cipher == WLAN_CIPHER_SUITE_TKIP))
++ offload = false;
++
++ if (offload)
++ ieee80211_8023_xmit(sdata, dev, sta, key, skb);
+ else
+- ieee80211_8023_xmit(sdata, dev, sta, skb);
++ ieee80211_subif_start_xmit(skb, dev);
+
++out:
+ rcu_read_unlock();
+
+ return NETDEV_TX_OK;
--- /dev/null
+From: Felix Fietkau <nbd@nbd.name>
+Date: Tue, 8 Sep 2020 12:16:26 +0200
+Subject: [PATCH] mac80211: reorganize code to remove a forward
+ declaration
+
+Remove the newly added ieee80211_set_vif_encap_ops declaration.
+No further code changes
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+
+--- a/net/mac80211/iface.c
++++ b/net/mac80211/iface.c
+@@ -43,7 +43,6 @@
+ */
+
+ static void ieee80211_iface_work(struct work_struct *work);
+-static void ieee80211_set_vif_encap_ops(struct ieee80211_sub_if_data *sdata);
+
+ bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata)
+ {
+@@ -349,6 +348,511 @@ static int ieee80211_check_queues(struct
+ return 0;
+ }
+
++static int ieee80211_open(struct net_device *dev)
++{
++ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
++ int err;
++
++ /* fail early if user set an invalid address */
++ if (!is_valid_ether_addr(dev->dev_addr))
++ return -EADDRNOTAVAIL;
++
++ err = ieee80211_check_concurrent_iface(sdata, sdata->vif.type);
++ if (err)
++ return err;
++
++ return ieee80211_do_open(&sdata->wdev, true);
++}
++
++static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
++ bool going_down)
++{
++ struct ieee80211_local *local = sdata->local;
++ unsigned long flags;
++ struct sk_buff *skb, *tmp;
++ u32 hw_reconf_flags = 0;
++ int i, flushed;
++ struct ps_data *ps;
++ struct cfg80211_chan_def chandef;
++ bool cancel_scan;
++ struct cfg80211_nan_func *func;
++
++ clear_bit(SDATA_STATE_RUNNING, &sdata->state);
++
++ cancel_scan = rcu_access_pointer(local->scan_sdata) == sdata;
++ if (cancel_scan)
++ ieee80211_scan_cancel(local);
++
++ /*
++ * Stop TX on this interface first.
++ */
++ if (sdata->dev)
++ netif_tx_stop_all_queues(sdata->dev);
++
++ ieee80211_roc_purge(local, sdata);
++
++ switch (sdata->vif.type) {
++ case NL80211_IFTYPE_STATION:
++ ieee80211_mgd_stop(sdata);
++ break;
++ case NL80211_IFTYPE_ADHOC:
++ ieee80211_ibss_stop(sdata);
++ break;
++ case NL80211_IFTYPE_MONITOR:
++ if (sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES)
++ break;
++ list_del_rcu(&sdata->u.mntr.list);
++ break;
++ default:
++ break;
++ }
++
++ /*
++ * Remove all stations associated with this interface.
++ *
++ * This must be done before calling ops->remove_interface()
++ * because otherwise we can later invoke ops->sta_notify()
++ * whenever the STAs are removed, and that invalidates driver
++ * assumptions about always getting a vif pointer that is valid
++ * (because if we remove a STA after ops->remove_interface()
++ * the driver will have removed the vif info already!)
++ *
++ * In WDS mode a station must exist here and be flushed, for
++ * AP_VLANs stations may exist since there's nothing else that
++ * would have removed them, but in other modes there shouldn't
++ * be any stations.
++ */
++ flushed = sta_info_flush(sdata);
++ WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
++ ((sdata->vif.type != NL80211_IFTYPE_WDS && flushed > 0) ||
++ (sdata->vif.type == NL80211_IFTYPE_WDS && flushed != 1)));
++
++ /* don't count this interface for allmulti while it is down */
++ if (sdata->flags & IEEE80211_SDATA_ALLMULTI)
++ atomic_dec(&local->iff_allmultis);
++
++ if (sdata->vif.type == NL80211_IFTYPE_AP) {
++ local->fif_pspoll--;
++ local->fif_probe_req--;
++ } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
++ local->fif_probe_req--;
++ }
++
++ if (sdata->dev) {
++ netif_addr_lock_bh(sdata->dev);
++ spin_lock_bh(&local->filter_lock);
++ __hw_addr_unsync(&local->mc_list, &sdata->dev->mc,
++ sdata->dev->addr_len);
++ spin_unlock_bh(&local->filter_lock);
++ netif_addr_unlock_bh(sdata->dev);
++ }
++
++ del_timer_sync(&local->dynamic_ps_timer);
++ cancel_work_sync(&local->dynamic_ps_enable_work);
++
++ cancel_work_sync(&sdata->recalc_smps);
++ sdata_lock(sdata);
++ mutex_lock(&local->mtx);
++ sdata->vif.csa_active = false;
++ if (sdata->vif.type == NL80211_IFTYPE_STATION)
++ sdata->u.mgd.csa_waiting_bcn = false;
++ if (sdata->csa_block_tx) {
++ ieee80211_wake_vif_queues(local, sdata,
++ IEEE80211_QUEUE_STOP_REASON_CSA);
++ sdata->csa_block_tx = false;
++ }
++ mutex_unlock(&local->mtx);
++ sdata_unlock(sdata);
++
++ cancel_work_sync(&sdata->csa_finalize_work);
++
++ cancel_delayed_work_sync(&sdata->dfs_cac_timer_work);
++
++ if (sdata->wdev.cac_started) {
++ chandef = sdata->vif.bss_conf.chandef;
++ WARN_ON(local->suspended);
++ mutex_lock(&local->mtx);
++ ieee80211_vif_release_channel(sdata);
++ mutex_unlock(&local->mtx);
++ cfg80211_cac_event(sdata->dev, &chandef,
++ NL80211_RADAR_CAC_ABORTED,
++ GFP_KERNEL);
++ }
++
++ /* APs need special treatment */
++ if (sdata->vif.type == NL80211_IFTYPE_AP) {
++ struct ieee80211_sub_if_data *vlan, *tmpsdata;
++
++ /* down all dependent devices, that is VLANs */
++ list_for_each_entry_safe(vlan, tmpsdata, &sdata->u.ap.vlans,
++ u.vlan.list)
++ dev_close(vlan->dev);
++ WARN_ON(!list_empty(&sdata->u.ap.vlans));
++ } else if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
++ /* remove all packets in parent bc_buf pointing to this dev */
++ ps = &sdata->bss->ps;
++
++ spin_lock_irqsave(&ps->bc_buf.lock, flags);
++ skb_queue_walk_safe(&ps->bc_buf, skb, tmp) {
++ if (skb->dev == sdata->dev) {
++ __skb_unlink(skb, &ps->bc_buf);
++ local->total_ps_buffered--;
++ ieee80211_free_txskb(&local->hw, skb);
++ }
++ }
++ spin_unlock_irqrestore(&ps->bc_buf.lock, flags);
++ }
++
++ if (going_down)
++ local->open_count--;
++
++ switch (sdata->vif.type) {
++ case NL80211_IFTYPE_AP_VLAN:
++ mutex_lock(&local->mtx);
++ list_del(&sdata->u.vlan.list);
++ mutex_unlock(&local->mtx);
++ RCU_INIT_POINTER(sdata->vif.chanctx_conf, NULL);
++ /* see comment in the default case below */
++ ieee80211_free_keys(sdata, true);
++ /* no need to tell driver */
++ break;
++ case NL80211_IFTYPE_MONITOR:
++ if (sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES) {
++ local->cooked_mntrs--;
++ break;
++ }
++
++ local->monitors--;
++ if (local->monitors == 0) {
++ local->hw.conf.flags &= ~IEEE80211_CONF_MONITOR;
++ hw_reconf_flags |= IEEE80211_CONF_CHANGE_MONITOR;
++ }
++
++ ieee80211_adjust_monitor_flags(sdata, -1);
++ break;
++ case NL80211_IFTYPE_NAN:
++ /* clean all the functions */
++ spin_lock_bh(&sdata->u.nan.func_lock);
++
++ idr_for_each_entry(&sdata->u.nan.function_inst_ids, func, i) {
++ idr_remove(&sdata->u.nan.function_inst_ids, i);
++ cfg80211_free_nan_func(func);
++ }
++ idr_destroy(&sdata->u.nan.function_inst_ids);
++
++ spin_unlock_bh(&sdata->u.nan.func_lock);
++ break;
++ case NL80211_IFTYPE_P2P_DEVICE:
++ /* relies on synchronize_rcu() below */
++ RCU_INIT_POINTER(local->p2p_sdata, NULL);
++ /* fall through */
++ default:
++ cancel_work_sync(&sdata->work);
++ /*
++ * When we get here, the interface is marked down.
++ * Free the remaining keys, if there are any
++ * (which can happen in AP mode if userspace sets
++ * keys before the interface is operating, and maybe
++ * also in WDS mode)
++ *
++ * Force the key freeing to always synchronize_net()
++ * to wait for the RX path in case it is using this
++ * interface enqueuing frames at this very time on
++ * another CPU.
++ */
++ ieee80211_free_keys(sdata, true);
++ skb_queue_purge(&sdata->skb_queue);
++ }
++
++ spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
++ for (i = 0; i < IEEE80211_MAX_QUEUES; i++) {
++ skb_queue_walk_safe(&local->pending[i], skb, tmp) {
++ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
++ if (info->control.vif == &sdata->vif) {
++ __skb_unlink(skb, &local->pending[i]);
++ ieee80211_free_txskb(&local->hw, skb);
++ }
++ }
++ }
++ spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
++
++ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
++ ieee80211_txq_remove_vlan(local, sdata);
++
++ sdata->bss = NULL;
++
++ if (local->open_count == 0)
++ ieee80211_clear_tx_pending(local);
++
++ sdata->vif.bss_conf.beacon_int = 0;
++
++ /*
++ * If the interface goes down while suspended, presumably because
++ * the device was unplugged and that happens before our resume,
++ * then the driver is already unconfigured and the remainder of
++ * this function isn't needed.
++ * XXX: what about WoWLAN? If the device has software state, e.g.
++ * memory allocated, it might expect teardown commands from
++ * mac80211 here?
++ */
++ if (local->suspended) {
++ WARN_ON(local->wowlan);
++ WARN_ON(rtnl_dereference(local->monitor_sdata));
++ return;
++ }
++
++ switch (sdata->vif.type) {
++ case NL80211_IFTYPE_AP_VLAN:
++ break;
++ case NL80211_IFTYPE_MONITOR:
++ if (local->monitors == 0)
++ ieee80211_del_virtual_monitor(local);
++
++ mutex_lock(&local->mtx);
++ ieee80211_recalc_idle(local);
++ mutex_unlock(&local->mtx);
++
++ if (!(sdata->u.mntr.flags & MONITOR_FLAG_ACTIVE))
++ break;
++
++ /* fall through */
++ default:
++ if (going_down)
++ drv_remove_interface(local, sdata);
++ }
++
++ ieee80211_recalc_ps(local);
++
++ if (cancel_scan)
++ flush_delayed_work(&local->scan_work);
++
++ if (local->open_count == 0) {
++ ieee80211_stop_device(local);
++
++ /* no reconfiguring after stop! */
++ return;
++ }
++
++ /* do after stop to avoid reconfiguring when we stop anyway */
++ ieee80211_configure_filter(local);
++ ieee80211_hw_config(local, hw_reconf_flags);
++
++ if (local->monitors == local->open_count)
++ ieee80211_add_virtual_monitor(local);
++}
++
++static int ieee80211_stop(struct net_device *dev)
++{
++ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
++
++ ieee80211_do_stop(sdata, true);
++
++ return 0;
++}
++
++static void ieee80211_set_multicast_list(struct net_device *dev)
++{
++ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
++ struct ieee80211_local *local = sdata->local;
++ int allmulti, sdata_allmulti;
++
++ allmulti = !!(dev->flags & IFF_ALLMULTI);
++ sdata_allmulti = !!(sdata->flags & IEEE80211_SDATA_ALLMULTI);
++
++ if (allmulti != sdata_allmulti) {
++ if (dev->flags & IFF_ALLMULTI)
++ atomic_inc(&local->iff_allmultis);
++ else
++ atomic_dec(&local->iff_allmultis);
++ sdata->flags ^= IEEE80211_SDATA_ALLMULTI;
++ }
++
++ spin_lock_bh(&local->filter_lock);
++ __hw_addr_sync(&local->mc_list, &dev->mc, dev->addr_len);
++ spin_unlock_bh(&local->filter_lock);
++ ieee80211_queue_work(&local->hw, &local->reconfig_filter);
++}
++
++/*
++ * Called when the netdev is removed or, by the code below, before
++ * the interface type changes.
++ */
++static void ieee80211_teardown_sdata(struct ieee80211_sub_if_data *sdata)
++{
++ int i;
++
++ /* free extra data */
++ ieee80211_free_keys(sdata, false);
++
++ ieee80211_debugfs_remove_netdev(sdata);
++
++ for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
++ __skb_queue_purge(&sdata->fragments[i].skb_list);
++ sdata->fragment_next = 0;
++
++ if (ieee80211_vif_is_mesh(&sdata->vif))
++ ieee80211_mesh_teardown_sdata(sdata);
++}
++
++static void ieee80211_uninit(struct net_device *dev)
++{
++ ieee80211_teardown_sdata(IEEE80211_DEV_TO_SUB_IF(dev));
++}
++
++#if LINUX_VERSION_IS_GEQ(5,2,0)
++static u16 ieee80211_netdev_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ struct net_device *sb_dev)
++#elif LINUX_VERSION_IS_GEQ(4,19,0)
++static u16 ieee80211_netdev_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ struct net_device *sb_dev,
++ select_queue_fallback_t fallback)
++#elif LINUX_VERSION_IS_GEQ(3,14,0) || \
++ (LINUX_VERSION_CODE == KERNEL_VERSION(3,13,11) && UTS_UBUNTU_RELEASE_ABI > 30)
++static u16 ieee80211_netdev_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ void *accel_priv,
++ select_queue_fallback_t fallback)
++#elif LINUX_VERSION_IS_GEQ(3,13,0)
++static u16 ieee80211_netdev_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ void *accel_priv)
++#else
++static u16 ieee80211_netdev_select_queue(struct net_device *dev,
++ struct sk_buff *skb)
++#endif
++{
++ return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb);
++}
++
++static void
++ieee80211_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
++{
++ int i;
++
++ for_each_possible_cpu(i) {
++ const struct pcpu_sw_netstats *tstats;
++ u64 rx_packets, rx_bytes, tx_packets, tx_bytes;
++ unsigned int start;
++
++ tstats = per_cpu_ptr(netdev_tstats(dev), i);
++
++ do {
++ start = u64_stats_fetch_begin_irq(&tstats->syncp);
++ rx_packets = tstats->rx_packets;
++ tx_packets = tstats->tx_packets;
++ rx_bytes = tstats->rx_bytes;
++ tx_bytes = tstats->tx_bytes;
++ } while (u64_stats_fetch_retry_irq(&tstats->syncp, start));
++
++ stats->rx_packets += rx_packets;
++ stats->tx_packets += tx_packets;
++ stats->rx_bytes += rx_bytes;
++ stats->tx_bytes += tx_bytes;
++ }
++}
++#if LINUX_VERSION_IS_LESS(4,11,0)
++/* Just declare it here to keep sparse happy */
++struct rtnl_link_stats64 *bp_ieee80211_get_stats64(struct net_device *dev,
++ struct rtnl_link_stats64 *stats);
++struct rtnl_link_stats64 *
++bp_ieee80211_get_stats64(struct net_device *dev,
++ struct rtnl_link_stats64 *stats){
++ ieee80211_get_stats64(dev, stats);
++ return stats;
++}
++#endif
++
++static const struct net_device_ops ieee80211_dataif_ops = {
++ .ndo_open = ieee80211_open,
++ .ndo_stop = ieee80211_stop,
++ .ndo_uninit = ieee80211_uninit,
++ .ndo_start_xmit = ieee80211_subif_start_xmit,
++ .ndo_set_rx_mode = ieee80211_set_multicast_list,
++ .ndo_set_mac_address = ieee80211_change_mac,
++ .ndo_select_queue = ieee80211_netdev_select_queue,
++#if LINUX_VERSION_IS_GEQ(4,11,0)
++ .ndo_get_stats64 = ieee80211_get_stats64,
++#else
++ .ndo_get_stats64 = bp_ieee80211_get_stats64,
++#endif
++
++};
++
++#if LINUX_VERSION_IS_GEQ(5,2,0)
++static u16 ieee80211_monitor_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ struct net_device *sb_dev)
++#elif LINUX_VERSION_IS_GEQ(4,19,0)
++static u16 ieee80211_monitor_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ struct net_device *sb_dev,
++ select_queue_fallback_t fallback)
++#elif LINUX_VERSION_IS_GEQ(3,14,0) || \
++ (LINUX_VERSION_CODE == KERNEL_VERSION(3,13,11) && UTS_UBUNTU_RELEASE_ABI > 30)
++static u16 ieee80211_monitor_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ void *accel_priv,
++ select_queue_fallback_t fallback)
++#elif LINUX_VERSION_IS_GEQ(3,13,0)
++static u16 ieee80211_monitor_select_queue(struct net_device *dev,
++ struct sk_buff *skb,
++ void *accel_priv)
++#else
++static u16 ieee80211_monitor_select_queue(struct net_device *dev,
++ struct sk_buff *skb)
++#endif
++{
++ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
++ struct ieee80211_local *local = sdata->local;
++ struct ieee80211_hdr *hdr;
++ struct ieee80211_radiotap_header *rtap = (void *)skb->data;
++
++ if (local->hw.queues < IEEE80211_NUM_ACS)
++ return 0;
++
++ if (skb->len < 4 ||
++ skb->len < le16_to_cpu(rtap->it_len) + 2 /* frame control */)
++ return 0; /* doesn't matter, frame will be dropped */
++
++ hdr = (void *)((u8 *)skb->data + le16_to_cpu(rtap->it_len));
++
++ return ieee80211_select_queue_80211(sdata, skb, hdr);
++}
++
++static const struct net_device_ops ieee80211_monitorif_ops = {
++ .ndo_open = ieee80211_open,
++ .ndo_stop = ieee80211_stop,
++ .ndo_uninit = ieee80211_uninit,
++ .ndo_start_xmit = ieee80211_monitor_start_xmit,
++ .ndo_set_rx_mode = ieee80211_set_multicast_list,
++ .ndo_set_mac_address = ieee80211_change_mac,
++ .ndo_select_queue = ieee80211_monitor_select_queue,
++#if LINUX_VERSION_IS_GEQ(4,11,0)
++ .ndo_get_stats64 = ieee80211_get_stats64,
++#else
++ .ndo_get_stats64 = bp_ieee80211_get_stats64,
++#endif
++
++};
++
++static const struct net_device_ops ieee80211_dataif_8023_ops = {
++ .ndo_open = ieee80211_open,
++ .ndo_stop = ieee80211_stop,
++ .ndo_uninit = ieee80211_uninit,
++ .ndo_start_xmit = ieee80211_subif_start_xmit_8023,
++ .ndo_set_rx_mode = ieee80211_set_multicast_list,
++ .ndo_set_mac_address = ieee80211_change_mac,
++ .ndo_select_queue = ieee80211_netdev_select_queue,
++#if LINUX_VERSION_IS_GEQ(4,11,0)
++ .ndo_get_stats64 = ieee80211_get_stats64,
++#else
++ .ndo_get_stats64 = bp_ieee80211_get_stats64,
++#endif
++
++};
++
+ static bool ieee80211_iftype_supports_encap_offload(enum nl80211_iftype iftype)
+ {
+ switch (iftype) {
+@@ -389,6 +893,31 @@ static bool ieee80211_set_sdata_offload_
+ return true;
+ }
+
++static void ieee80211_set_vif_encap_ops(struct ieee80211_sub_if_data *sdata)
++{
++ struct ieee80211_local *local = sdata->local;
++ struct ieee80211_sub_if_data *bss = sdata;
++ bool enabled;
++
++ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
++ if (!sdata->bss)
++ return;
++
++ bss = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap);
++ }
++
++ if (!ieee80211_hw_check(&local->hw, SUPPORTS_TX_ENCAP_OFFLOAD) ||
++ !ieee80211_iftype_supports_encap_offload(bss->vif.type))
++ return;
++
++ enabled = bss->vif.offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED;
++ if (sdata->wdev.use_4addr &&
++ !(bss->vif.offload_flags & IEEE80211_OFFLOAD_ENCAP_4ADDR))
++ enabled = false;
++
++ sdata->dev->netdev_ops = enabled ? &ieee80211_dataif_8023_ops :
++ &ieee80211_dataif_ops;
++}
+
+ static void ieee80211_recalc_sdata_offload(struct ieee80211_sub_if_data *sdata)
+ {
+@@ -866,511 +1395,6 @@ int ieee80211_do_open(struct wireless_de
+ return res;
+ }
+
+-static int ieee80211_open(struct net_device *dev)
+-{
+- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+- int err;
+-
+- /* fail early if user set an invalid address */
+- if (!is_valid_ether_addr(dev->dev_addr))
+- return -EADDRNOTAVAIL;
+-
+- err = ieee80211_check_concurrent_iface(sdata, sdata->vif.type);
+- if (err)
+- return err;
+-
+- return ieee80211_do_open(&sdata->wdev, true);
+-}
+-
+-static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata,
+- bool going_down)
+-{
+- struct ieee80211_local *local = sdata->local;
+- unsigned long flags;
+- struct sk_buff *skb, *tmp;
+- u32 hw_reconf_flags = 0;
+- int i, flushed;
+- struct ps_data *ps;
+- struct cfg80211_chan_def chandef;
+- bool cancel_scan;
+- struct cfg80211_nan_func *func;
+-
+- clear_bit(SDATA_STATE_RUNNING, &sdata->state);
+-
+- cancel_scan = rcu_access_pointer(local->scan_sdata) == sdata;
+- if (cancel_scan)
+- ieee80211_scan_cancel(local);
+-
+- /*
+- * Stop TX on this interface first.
+- */
+- if (sdata->dev)
+- netif_tx_stop_all_queues(sdata->dev);
+-
+- ieee80211_roc_purge(local, sdata);
+-
+- switch (sdata->vif.type) {
+- case NL80211_IFTYPE_STATION:
+- ieee80211_mgd_stop(sdata);
+- break;
+- case NL80211_IFTYPE_ADHOC:
+- ieee80211_ibss_stop(sdata);
+- break;
+- case NL80211_IFTYPE_MONITOR:
+- if (sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES)
+- break;
+- list_del_rcu(&sdata->u.mntr.list);
+- break;
+- default:
+- break;
+- }
+-
+- /*
+- * Remove all stations associated with this interface.
+- *
+- * This must be done before calling ops->remove_interface()
+- * because otherwise we can later invoke ops->sta_notify()
+- * whenever the STAs are removed, and that invalidates driver
+- * assumptions about always getting a vif pointer that is valid
+- * (because if we remove a STA after ops->remove_interface()
+- * the driver will have removed the vif info already!)
+- *
+- * In WDS mode a station must exist here and be flushed, for
+- * AP_VLANs stations may exist since there's nothing else that
+- * would have removed them, but in other modes there shouldn't
+- * be any stations.
+- */
+- flushed = sta_info_flush(sdata);
+- WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
+- ((sdata->vif.type != NL80211_IFTYPE_WDS && flushed > 0) ||
+- (sdata->vif.type == NL80211_IFTYPE_WDS && flushed != 1)));
+-
+- /* don't count this interface for allmulti while it is down */
+- if (sdata->flags & IEEE80211_SDATA_ALLMULTI)
+- atomic_dec(&local->iff_allmultis);
+-
+- if (sdata->vif.type == NL80211_IFTYPE_AP) {
+- local->fif_pspoll--;
+- local->fif_probe_req--;
+- } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
+- local->fif_probe_req--;
+- }
+-
+- if (sdata->dev) {
+- netif_addr_lock_bh(sdata->dev);
+- spin_lock_bh(&local->filter_lock);
+- __hw_addr_unsync(&local->mc_list, &sdata->dev->mc,
+- sdata->dev->addr_len);
+- spin_unlock_bh(&local->filter_lock);
+- netif_addr_unlock_bh(sdata->dev);
+- }
+-
+- del_timer_sync(&local->dynamic_ps_timer);
+- cancel_work_sync(&local->dynamic_ps_enable_work);
+-
+- cancel_work_sync(&sdata->recalc_smps);
+- sdata_lock(sdata);
+- mutex_lock(&local->mtx);
+- sdata->vif.csa_active = false;
+- if (sdata->vif.type == NL80211_IFTYPE_STATION)
+- sdata->u.mgd.csa_waiting_bcn = false;
+- if (sdata->csa_block_tx) {
+- ieee80211_wake_vif_queues(local, sdata,
+- IEEE80211_QUEUE_STOP_REASON_CSA);
+- sdata->csa_block_tx = false;
+- }
+- mutex_unlock(&local->mtx);
+- sdata_unlock(sdata);
+-
+- cancel_work_sync(&sdata->csa_finalize_work);
+-
+- cancel_delayed_work_sync(&sdata->dfs_cac_timer_work);
+-
+- if (sdata->wdev.cac_started) {
+- chandef = sdata->vif.bss_conf.chandef;
+- WARN_ON(local->suspended);
+- mutex_lock(&local->mtx);
+- ieee80211_vif_release_channel(sdata);
+- mutex_unlock(&local->mtx);
+- cfg80211_cac_event(sdata->dev, &chandef,
+- NL80211_RADAR_CAC_ABORTED,
+- GFP_KERNEL);
+- }
+-
+- /* APs need special treatment */
+- if (sdata->vif.type == NL80211_IFTYPE_AP) {
+- struct ieee80211_sub_if_data *vlan, *tmpsdata;
+-
+- /* down all dependent devices, that is VLANs */
+- list_for_each_entry_safe(vlan, tmpsdata, &sdata->u.ap.vlans,
+- u.vlan.list)
+- dev_close(vlan->dev);
+- WARN_ON(!list_empty(&sdata->u.ap.vlans));
+- } else if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+- /* remove all packets in parent bc_buf pointing to this dev */
+- ps = &sdata->bss->ps;
+-
+- spin_lock_irqsave(&ps->bc_buf.lock, flags);
+- skb_queue_walk_safe(&ps->bc_buf, skb, tmp) {
+- if (skb->dev == sdata->dev) {
+- __skb_unlink(skb, &ps->bc_buf);
+- local->total_ps_buffered--;
+- ieee80211_free_txskb(&local->hw, skb);
+- }
+- }
+- spin_unlock_irqrestore(&ps->bc_buf.lock, flags);
+- }
+-
+- if (going_down)
+- local->open_count--;
+-
+- switch (sdata->vif.type) {
+- case NL80211_IFTYPE_AP_VLAN:
+- mutex_lock(&local->mtx);
+- list_del(&sdata->u.vlan.list);
+- mutex_unlock(&local->mtx);
+- RCU_INIT_POINTER(sdata->vif.chanctx_conf, NULL);
+- /* see comment in the default case below */
+- ieee80211_free_keys(sdata, true);
+- /* no need to tell driver */
+- break;
+- case NL80211_IFTYPE_MONITOR:
+- if (sdata->u.mntr.flags & MONITOR_FLAG_COOK_FRAMES) {
+- local->cooked_mntrs--;
+- break;
+- }
+-
+- local->monitors--;
+- if (local->monitors == 0) {
+- local->hw.conf.flags &= ~IEEE80211_CONF_MONITOR;
+- hw_reconf_flags |= IEEE80211_CONF_CHANGE_MONITOR;
+- }
+-
+- ieee80211_adjust_monitor_flags(sdata, -1);
+- break;
+- case NL80211_IFTYPE_NAN:
+- /* clean all the functions */
+- spin_lock_bh(&sdata->u.nan.func_lock);
+-
+- idr_for_each_entry(&sdata->u.nan.function_inst_ids, func, i) {
+- idr_remove(&sdata->u.nan.function_inst_ids, i);
+- cfg80211_free_nan_func(func);
+- }
+- idr_destroy(&sdata->u.nan.function_inst_ids);
+-
+- spin_unlock_bh(&sdata->u.nan.func_lock);
+- break;
+- case NL80211_IFTYPE_P2P_DEVICE:
+- /* relies on synchronize_rcu() below */
+- RCU_INIT_POINTER(local->p2p_sdata, NULL);
+- /* fall through */
+- default:
+- cancel_work_sync(&sdata->work);
+- /*
+- * When we get here, the interface is marked down.
+- * Free the remaining keys, if there are any
+- * (which can happen in AP mode if userspace sets
+- * keys before the interface is operating, and maybe
+- * also in WDS mode)
+- *
+- * Force the key freeing to always synchronize_net()
+- * to wait for the RX path in case it is using this
+- * interface enqueuing frames at this very time on
+- * another CPU.
+- */
+- ieee80211_free_keys(sdata, true);
+- skb_queue_purge(&sdata->skb_queue);
+- }
+-
+- spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
+- for (i = 0; i < IEEE80211_MAX_QUEUES; i++) {
+- skb_queue_walk_safe(&local->pending[i], skb, tmp) {
+- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+- if (info->control.vif == &sdata->vif) {
+- __skb_unlink(skb, &local->pending[i]);
+- ieee80211_free_txskb(&local->hw, skb);
+- }
+- }
+- }
+- spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
+-
+- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+- ieee80211_txq_remove_vlan(local, sdata);
+-
+- sdata->bss = NULL;
+-
+- if (local->open_count == 0)
+- ieee80211_clear_tx_pending(local);
+-
+- sdata->vif.bss_conf.beacon_int = 0;
+-
+- /*
+- * If the interface goes down while suspended, presumably because
+- * the device was unplugged and that happens before our resume,
+- * then the driver is already unconfigured and the remainder of
+- * this function isn't needed.
+- * XXX: what about WoWLAN? If the device has software state, e.g.
+- * memory allocated, it might expect teardown commands from
+- * mac80211 here?
+- */
+- if (local->suspended) {
+- WARN_ON(local->wowlan);
+- WARN_ON(rtnl_dereference(local->monitor_sdata));
+- return;
+- }
+-
+- switch (sdata->vif.type) {
+- case NL80211_IFTYPE_AP_VLAN:
+- break;
+- case NL80211_IFTYPE_MONITOR:
+- if (local->monitors == 0)
+- ieee80211_del_virtual_monitor(local);
+-
+- mutex_lock(&local->mtx);
+- ieee80211_recalc_idle(local);
+- mutex_unlock(&local->mtx);
+-
+- if (!(sdata->u.mntr.flags & MONITOR_FLAG_ACTIVE))
+- break;
+-
+- /* fall through */
+- default:
+- if (going_down)
+- drv_remove_interface(local, sdata);
+- }
+-
+- ieee80211_recalc_ps(local);
+-
+- if (cancel_scan)
+- flush_delayed_work(&local->scan_work);
+-
+- if (local->open_count == 0) {
+- ieee80211_stop_device(local);
+-
+- /* no reconfiguring after stop! */
+- return;
+- }
+-
+- /* do after stop to avoid reconfiguring when we stop anyway */
+- ieee80211_configure_filter(local);
+- ieee80211_hw_config(local, hw_reconf_flags);
+-
+- if (local->monitors == local->open_count)
+- ieee80211_add_virtual_monitor(local);
+-}
+-
+-static int ieee80211_stop(struct net_device *dev)
+-{
+- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+-
+- ieee80211_do_stop(sdata, true);
+-
+- return 0;
+-}
+-
+-static void ieee80211_set_multicast_list(struct net_device *dev)
+-{
+- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+- struct ieee80211_local *local = sdata->local;
+- int allmulti, sdata_allmulti;
+-
+- allmulti = !!(dev->flags & IFF_ALLMULTI);
+- sdata_allmulti = !!(sdata->flags & IEEE80211_SDATA_ALLMULTI);
+-
+- if (allmulti != sdata_allmulti) {
+- if (dev->flags & IFF_ALLMULTI)
+- atomic_inc(&local->iff_allmultis);
+- else
+- atomic_dec(&local->iff_allmultis);
+- sdata->flags ^= IEEE80211_SDATA_ALLMULTI;
+- }
+-
+- spin_lock_bh(&local->filter_lock);
+- __hw_addr_sync(&local->mc_list, &dev->mc, dev->addr_len);
+- spin_unlock_bh(&local->filter_lock);
+- ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+-}
+-
+-/*
+- * Called when the netdev is removed or, by the code below, before
+- * the interface type changes.
+- */
+-static void ieee80211_teardown_sdata(struct ieee80211_sub_if_data *sdata)
+-{
+- int i;
+-
+- /* free extra data */
+- ieee80211_free_keys(sdata, false);
+-
+- ieee80211_debugfs_remove_netdev(sdata);
+-
+- for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
+- __skb_queue_purge(&sdata->fragments[i].skb_list);
+- sdata->fragment_next = 0;
+-
+- if (ieee80211_vif_is_mesh(&sdata->vif))
+- ieee80211_mesh_teardown_sdata(sdata);
+-}
+-
+-static void ieee80211_uninit(struct net_device *dev)
+-{
+- ieee80211_teardown_sdata(IEEE80211_DEV_TO_SUB_IF(dev));
+-}
+-
+-#if LINUX_VERSION_IS_GEQ(5,2,0)
+-static u16 ieee80211_netdev_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- struct net_device *sb_dev)
+-#elif LINUX_VERSION_IS_GEQ(4,19,0)
+-static u16 ieee80211_netdev_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- struct net_device *sb_dev,
+- select_queue_fallback_t fallback)
+-#elif LINUX_VERSION_IS_GEQ(3,14,0) || \
+- (LINUX_VERSION_CODE == KERNEL_VERSION(3,13,11) && UTS_UBUNTU_RELEASE_ABI > 30)
+-static u16 ieee80211_netdev_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- void *accel_priv,
+- select_queue_fallback_t fallback)
+-#elif LINUX_VERSION_IS_GEQ(3,13,0)
+-static u16 ieee80211_netdev_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- void *accel_priv)
+-#else
+-static u16 ieee80211_netdev_select_queue(struct net_device *dev,
+- struct sk_buff *skb)
+-#endif
+-{
+- return ieee80211_select_queue(IEEE80211_DEV_TO_SUB_IF(dev), skb);
+-}
+-
+-static void
+-ieee80211_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
+-{
+- int i;
+-
+- for_each_possible_cpu(i) {
+- const struct pcpu_sw_netstats *tstats;
+- u64 rx_packets, rx_bytes, tx_packets, tx_bytes;
+- unsigned int start;
+-
+- tstats = per_cpu_ptr(netdev_tstats(dev), i);
+-
+- do {
+- start = u64_stats_fetch_begin_irq(&tstats->syncp);
+- rx_packets = tstats->rx_packets;
+- tx_packets = tstats->tx_packets;
+- rx_bytes = tstats->rx_bytes;
+- tx_bytes = tstats->tx_bytes;
+- } while (u64_stats_fetch_retry_irq(&tstats->syncp, start));
+-
+- stats->rx_packets += rx_packets;
+- stats->tx_packets += tx_packets;
+- stats->rx_bytes += rx_bytes;
+- stats->tx_bytes += tx_bytes;
+- }
+-}
+-#if LINUX_VERSION_IS_LESS(4,11,0)
+-/* Just declare it here to keep sparse happy */
+-struct rtnl_link_stats64 *bp_ieee80211_get_stats64(struct net_device *dev,
+- struct rtnl_link_stats64 *stats);
+-struct rtnl_link_stats64 *
+-bp_ieee80211_get_stats64(struct net_device *dev,
+- struct rtnl_link_stats64 *stats){
+- ieee80211_get_stats64(dev, stats);
+- return stats;
+-}
+-#endif
+-
+-static const struct net_device_ops ieee80211_dataif_ops = {
+- .ndo_open = ieee80211_open,
+- .ndo_stop = ieee80211_stop,
+- .ndo_uninit = ieee80211_uninit,
+- .ndo_start_xmit = ieee80211_subif_start_xmit,
+- .ndo_set_rx_mode = ieee80211_set_multicast_list,
+- .ndo_set_mac_address = ieee80211_change_mac,
+- .ndo_select_queue = ieee80211_netdev_select_queue,
+-#if LINUX_VERSION_IS_GEQ(4,11,0)
+- .ndo_get_stats64 = ieee80211_get_stats64,
+-#else
+- .ndo_get_stats64 = bp_ieee80211_get_stats64,
+-#endif
+-
+-};
+-
+-#if LINUX_VERSION_IS_GEQ(5,2,0)
+-static u16 ieee80211_monitor_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- struct net_device *sb_dev)
+-#elif LINUX_VERSION_IS_GEQ(4,19,0)
+-static u16 ieee80211_monitor_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- struct net_device *sb_dev,
+- select_queue_fallback_t fallback)
+-#elif LINUX_VERSION_IS_GEQ(3,14,0) || \
+- (LINUX_VERSION_CODE == KERNEL_VERSION(3,13,11) && UTS_UBUNTU_RELEASE_ABI > 30)
+-static u16 ieee80211_monitor_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- void *accel_priv,
+- select_queue_fallback_t fallback)
+-#elif LINUX_VERSION_IS_GEQ(3,13,0)
+-static u16 ieee80211_monitor_select_queue(struct net_device *dev,
+- struct sk_buff *skb,
+- void *accel_priv)
+-#else
+-static u16 ieee80211_monitor_select_queue(struct net_device *dev,
+- struct sk_buff *skb)
+-#endif
+-{
+- struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+- struct ieee80211_local *local = sdata->local;
+- struct ieee80211_hdr *hdr;
+- struct ieee80211_radiotap_header *rtap = (void *)skb->data;
+-
+- if (local->hw.queues < IEEE80211_NUM_ACS)
+- return 0;
+-
+- if (skb->len < 4 ||
+- skb->len < le16_to_cpu(rtap->it_len) + 2 /* frame control */)
+- return 0; /* doesn't matter, frame will be dropped */
+-
+- hdr = (void *)((u8 *)skb->data + le16_to_cpu(rtap->it_len));
+-
+- return ieee80211_select_queue_80211(sdata, skb, hdr);
+-}
+-
+-static const struct net_device_ops ieee80211_monitorif_ops = {
+- .ndo_open = ieee80211_open,
+- .ndo_stop = ieee80211_stop,
+- .ndo_uninit = ieee80211_uninit,
+- .ndo_start_xmit = ieee80211_monitor_start_xmit,
+- .ndo_set_rx_mode = ieee80211_set_multicast_list,
+- .ndo_set_mac_address = ieee80211_change_mac,
+- .ndo_select_queue = ieee80211_monitor_select_queue,
+-#if LINUX_VERSION_IS_GEQ(4,11,0)
+- .ndo_get_stats64 = ieee80211_get_stats64,
+-#else
+- .ndo_get_stats64 = bp_ieee80211_get_stats64,
+-#endif
+-
+-};
+-
+-static const struct net_device_ops ieee80211_dataif_8023_ops = {
+- .ndo_open = ieee80211_open,
+- .ndo_stop = ieee80211_stop,
+- .ndo_uninit = ieee80211_uninit,
+- .ndo_start_xmit = ieee80211_subif_start_xmit_8023,
+- .ndo_set_rx_mode = ieee80211_set_multicast_list,
+- .ndo_set_mac_address = ieee80211_change_mac,
+- .ndo_select_queue = ieee80211_netdev_select_queue,
+-#if LINUX_VERSION_IS_GEQ(4,11,0)
+- .ndo_get_stats64 = ieee80211_get_stats64,
+-#else
+- .ndo_get_stats64 = bp_ieee80211_get_stats64,
+-#endif
+-
+-};
+-
+ static void ieee80211_if_free(struct net_device *dev)
+ {
+ free_percpu(netdev_tstats(dev));
+@@ -1401,32 +1425,6 @@ static void ieee80211_if_setup_no_queue(
+ #endif
+ }
+
+-static void ieee80211_set_vif_encap_ops(struct ieee80211_sub_if_data *sdata)
+-{
+- struct ieee80211_local *local = sdata->local;
+- struct ieee80211_sub_if_data *bss = sdata;
+- bool enabled;
+-
+- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+- if (!sdata->bss)
+- return;
+-
+- bss = container_of(sdata->bss, struct ieee80211_sub_if_data, u.ap);
+- }
+-
+- if (!ieee80211_hw_check(&local->hw, SUPPORTS_TX_ENCAP_OFFLOAD) ||
+- !ieee80211_iftype_supports_encap_offload(bss->vif.type))
+- return;
+-
+- enabled = bss->vif.offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED;
+- if (sdata->wdev.use_4addr &&
+- !(bss->vif.offload_flags & IEEE80211_OFFLOAD_ENCAP_4ADDR))
+- enabled = false;
+-
+- sdata->dev->netdev_ops = enabled ? &ieee80211_dataif_8023_ops :
+- &ieee80211_dataif_ops;
+-}
+-
+ static void ieee80211_iface_work(struct work_struct *work)
+ {
+ struct ieee80211_sub_if_data *sdata =
projects / thirdparty / openwrt.git / commitdiff
