if (!atomic_read(&tx->sdata->bss->num_sta_ps))
return TX_CONTINUE;
+ /* buffered in hardware */
+ if (!(tx->local->hw.flags & IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING)) {
+ info->flags |= IEEE80211_TX_CTL_SEND_AFTER_DTIM;
+
+ return TX_CONTINUE;
+ }
+
/* buffered in mac80211 */
- if (tx->local->hw.flags & IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING) {
- if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER)
- purge_old_ps_buffers(tx->local);
- if (skb_queue_len(&tx->sdata->bss->ps_bc_buf) >=
- AP_MAX_BC_BUFFER) {
+ if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER)
+ purge_old_ps_buffers(tx->local);
+
+ if (skb_queue_len(&tx->sdata->bss->ps_bc_buf) >= AP_MAX_BC_BUFFER) {
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- if (net_ratelimit()) {
- printk(KERN_DEBUG "%s: BC TX buffer full - "
- "dropping the oldest frame\n",
- tx->dev->name);
- }
+ if (net_ratelimit())
+ printk(KERN_DEBUG "%s: BC TX buffer full - dropping the oldest frame\n",
+ tx->dev->name);
#endif
- dev_kfree_skb(skb_dequeue(&tx->sdata->bss->ps_bc_buf));
- } else
- tx->local->total_ps_buffered++;
- skb_queue_tail(&tx->sdata->bss->ps_bc_buf, tx->skb);
- return TX_QUEUED;
- }
+ dev_kfree_skb(skb_dequeue(&tx->sdata->bss->ps_bc_buf));
+ } else
+ tx->local->total_ps_buffered++;
- /* buffered in hardware */
- info->flags |= IEEE80211_TX_CTL_SEND_AFTER_DTIM;
+ skb_queue_tail(&tx->sdata->bss->ps_bc_buf, tx->skb);
- return TX_CONTINUE;
+ return TX_QUEUED;
}
static int ieee80211_use_mfp(__le16 fc, struct sta_info *sta,
staflags = get_sta_flags(sta);
if (unlikely((staflags & WLAN_STA_PS) &&
- !(staflags & WLAN_STA_PSPOLL))) {
+ !(info->flags & IEEE80211_TX_CTL_PSPOLL_RESPONSE))) {
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
printk(KERN_DEBUG "STA %pM aid %d: PS buffer (entries "
"before %d)\n",
sta->sta.addr);
}
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
- if (test_and_clear_sta_flags(sta, WLAN_STA_PSPOLL)) {
- /*
- * The sleeping station with pending data is now snoozing.
- * It queried us for its buffered frames and will go back
- * to deep sleep once it got everything.
- *
- * inform the driver, in case the hardware does powersave
- * frame filtering and keeps a station blacklist on its own
- * (e.g: p54), so that frames can be delivered unimpeded.
- *
- * Note: It should be safe to disable the filter now.
- * As, it is really unlikely that we still have any pending
- * frame for this station in the hw's buffers/fifos left,
- * that is not rejected with a unsuccessful tx_status yet.
- */
- info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
- }
return TX_CONTINUE;
}
/* for pure STA mode without beacons, we can do it */
hdr->seq_ctrl = cpu_to_le16(tx->sdata->sequence_number);
tx->sdata->sequence_number += 0x10;
- tx->sdata->sequence_number &= IEEE80211_SCTL_SEQ;
return TX_CONTINUE;
}
return TX_CONTINUE;
}
+static ieee80211_tx_result debug_noinline
+ieee80211_tx_h_stats(struct ieee80211_tx_data *tx)
+{
+ struct sk_buff *skb = tx->skb;
+
+ if (!tx->sta)
+ return TX_CONTINUE;
+
+ tx->sta->tx_packets++;
+ do {
+ tx->sta->tx_fragments++;
+ tx->sta->tx_bytes += skb->len;
+ } while ((skb = skb->next));
+
+ return TX_CONTINUE;
+}
+
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_encrypt(struct ieee80211_tx_data *tx)
{
return TX_CONTINUE;
}
-static ieee80211_tx_result debug_noinline
-ieee80211_tx_h_stats(struct ieee80211_tx_data *tx)
-{
- struct sk_buff *skb = tx->skb;
-
- if (!tx->sta)
- return TX_CONTINUE;
-
- tx->sta->tx_packets++;
- do {
- tx->sta->tx_fragments++;
- tx->sta->tx_bytes += skb->len;
- } while ((skb = skb->next));
-
- return TX_CONTINUE;
-}
-
/* actual transmit path */
/*
next = skb->next;
len = skb->len;
+ if (next)
+ info->flags |= IEEE80211_TX_CTL_MORE_FRAMES;
+
sdata = vif_to_sdata(info->control.vif);
switch (sdata->vif.type) {
}
ret = drv_tx(local, skb);
- info->control.vif = &sdata->vif;
if (WARN_ON(ret != NETDEV_TX_OK && skb->len != len)) {
dev_kfree_skb(skb);
ret = NETDEV_TX_OK;
}
- if (ret != NETDEV_TX_OK)
+ if (ret != NETDEV_TX_OK) {
+ info->control.vif = &sdata->vif;
return IEEE80211_TX_AGAIN;
+ }
+
*skbp = skb = next;
ieee80211_led_tx(local, 1);
fragm = true;
CALL_TXH(ieee80211_tx_h_sequence)
CALL_TXH(ieee80211_tx_h_fragment)
/* handlers after fragment must be aware of tx info fragmentation! */
+ CALL_TXH(ieee80211_tx_h_stats)
CALL_TXH(ieee80211_tx_h_encrypt)
CALL_TXH(ieee80211_tx_h_calculate_duration)
- CALL_TXH(ieee80211_tx_h_stats)
#undef CALL_TXH
txh_done:
if (local->hw.conf.flags & IEEE80211_CONF_PS) {
ieee80211_stop_queues_by_reason(&local->hw,
IEEE80211_QUEUE_STOP_REASON_PS);
- queue_work(local->hw.workqueue,
+ ieee80211_queue_work(&local->hw,
&local->dynamic_ps_disable_work);
}
if (ieee80211_vif_is_mesh(&sdata->vif) &&
ieee80211_is_data(hdr->frame_control)) {
- if (is_multicast_ether_addr(hdr->addr3))
- memcpy(hdr->addr1, hdr->addr3, ETH_ALEN);
- else
+ if (!is_multicast_ether_addr(hdr->addr1))
if (mesh_nexthop_lookup(skb, sdata)) {
dev_put(sdata->dev);
return;
break;
#ifdef CONFIG_MAC80211_MESH
case NL80211_IFTYPE_MESH_POINT:
- fc |= cpu_to_le16(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS);
if (!sdata->u.mesh.mshcfg.dot11MeshTTL) {
/* Do not send frames with mesh_ttl == 0 */
sdata->u.mesh.mshstats.dropped_frames_ttl++;
ret = NETDEV_TX_OK;
goto fail;
}
- memset(&mesh_hdr, 0, sizeof(mesh_hdr));
if (compare_ether_addr(dev->dev_addr,
skb->data + ETH_ALEN) == 0) {
- /* RA TA DA SA */
- memset(hdr.addr1, 0, ETH_ALEN);
- memcpy(hdr.addr2, dev->dev_addr, ETH_ALEN);
- memcpy(hdr.addr3, skb->data, ETH_ALEN);
- memcpy(hdr.addr4, skb->data + ETH_ALEN, ETH_ALEN);
- meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr, sdata);
+ hdrlen = ieee80211_fill_mesh_addresses(&hdr, &fc,
+ skb->data, skb->data + ETH_ALEN);
+ meshhdrlen = ieee80211_new_mesh_header(&mesh_hdr,
+ sdata, NULL, NULL, NULL);
} else {
/* packet from other interface */
struct mesh_path *mppath;
+ int is_mesh_mcast = 1;
+ char *mesh_da;
- memset(hdr.addr1, 0, ETH_ALEN);
- memcpy(hdr.addr2, dev->dev_addr, ETH_ALEN);
- memcpy(hdr.addr4, dev->dev_addr, ETH_ALEN);
-
+ rcu_read_lock();
if (is_multicast_ether_addr(skb->data))
- memcpy(hdr.addr3, skb->data, ETH_ALEN);
+ /* DA TA mSA AE:SA */
+ mesh_da = skb->data;
else {
- rcu_read_lock();
mppath = mpp_path_lookup(skb->data, sdata);
- if (mppath)
- memcpy(hdr.addr3, mppath->mpp, ETH_ALEN);
- else
- memset(hdr.addr3, 0xff, ETH_ALEN);
- rcu_read_unlock();
+ if (mppath) {
+ /* RA TA mDA mSA AE:DA SA */
+ mesh_da = mppath->mpp;
+ is_mesh_mcast = 0;
+ } else
+ /* DA TA mSA AE:SA */
+ mesh_da = dev->broadcast;
}
+ hdrlen = ieee80211_fill_mesh_addresses(&hdr, &fc,
+ mesh_da, dev->dev_addr);
+ rcu_read_unlock();
+ if (is_mesh_mcast)
+ meshhdrlen =
+ 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);
- mesh_hdr.flags |= MESH_FLAGS_AE_A5_A6;
- mesh_hdr.ttl = sdata->u.mesh.mshcfg.dot11MeshTTL;
- put_unaligned(cpu_to_le32(sdata->u.mesh.mesh_seqnum), &mesh_hdr.seqnum);
- memcpy(mesh_hdr.eaddr1, skb->data, ETH_ALEN);
- memcpy(mesh_hdr.eaddr2, skb->data + ETH_ALEN, ETH_ALEN);
- sdata->u.mesh.mesh_seqnum++;
- meshhdrlen = 18;
}
- hdrlen = 30;
break;
#endif
case NL80211_IFTYPE_STATION:
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ieee80211_sub_if_data *sdata;
+ if (WARN_ON(!info->control.vif)) {
+ kfree_skb(skb);
+ continue;
+ }
+
sdata = vif_to_sdata(info->control.vif);
dev_hold(sdata->dev);
spin_unlock_irqrestore(&local->queue_stop_reason_lock,