return len;
}
-/*
+/**
* ieee80211_add_rx_radiotap_header - add radiotap header
*
* add a radiotap header containing all the fields which the hardware provided.
/* rx handlers */
-static ieee80211_rx_result debug_noinline
-ieee80211_rx_h_passive_scan(struct ieee80211_rx_data *rx)
-{
- struct ieee80211_local *local = rx->local;
- struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb);
- struct sk_buff *skb = rx->skb;
-
- if (likely(!(status->rx_flags & IEEE80211_RX_IN_SCAN) &&
- !local->sched_scanning))
- return RX_CONTINUE;
-
- if (test_bit(SCAN_HW_SCANNING, &local->scanning) ||
- test_bit(SCAN_SW_SCANNING, &local->scanning) ||
- test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning) ||
- local->sched_scanning)
- return ieee80211_scan_rx(rx->sdata, skb);
-
- /* scanning finished during invoking of handlers */
- I802_DEBUG_INC(local->rx_handlers_drop_passive_scan);
- return RX_DROP_UNUSABLE;
-}
-
-
static int ieee80211_is_unicast_robust_mgmt_frame(struct sk_buff *skb)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
}
-static void ieee80211_release_reorder_frame(struct ieee80211_hw *hw,
+static void ieee80211_release_reorder_frame(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx,
int index)
{
- struct ieee80211_local *local = hw_to_local(hw);
+ struct ieee80211_local *local = sdata->local;
struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
struct ieee80211_rx_status *status;
tid_agg_rx->head_seq_num = seq_inc(tid_agg_rx->head_seq_num);
}
-static void ieee80211_release_reorder_frames(struct ieee80211_hw *hw,
+static void ieee80211_release_reorder_frames(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx,
u16 head_seq_num)
{
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);
+ ieee80211_release_reorder_frame(sdata, tid_agg_rx, index);
}
}
*/
#define HT_RX_REORDER_BUF_TIMEOUT (HZ / 10)
-static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
+static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx)
{
int index, j;
HT_RX_REORDER_BUF_TIMEOUT))
goto set_release_timer;
-#ifdef CONFIG_MAC80211_HT_DEBUG
- if (net_ratelimit())
- 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);
+ ht_dbg_ratelimited(sdata,
+ "release an RX reorder frame due to timeout on earlier frames\n");
+ ieee80211_release_reorder_frame(sdata, tid_agg_rx, j);
/*
* Increment the head seq# also for the skipped slots.
skipped = 0;
}
} else while (tid_agg_rx->reorder_buf[index]) {
- ieee80211_release_reorder_frame(hw, tid_agg_rx, index);
+ ieee80211_release_reorder_frame(sdata, tid_agg_rx, index);
index = seq_sub(tid_agg_rx->head_seq_num, tid_agg_rx->ssn) %
tid_agg_rx->buf_size;
}
* rcu_read_lock protection. It returns false if the frame
* can be processed immediately, true if it was consumed.
*/
-static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
+static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx,
struct sk_buff *skb)
{
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);
+ ieee80211_release_reorder_frames(sdata, tid_agg_rx,
+ head_seq_num);
}
/* Now the new frame is always in the range of the reordering buffer */
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);
+ ieee80211_sta_reorder_release(sdata, tid_agg_rx);
out:
spin_unlock(&tid_agg_rx->reorder_lock);
{
struct sk_buff *skb = rx->skb;
struct ieee80211_local *local = rx->local;
- struct ieee80211_hw *hw = &local->hw;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct sta_info *sta = rx->sta;
* 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))
+ if (ieee80211_sta_manage_reorder_buf(rx->sdata, tid_agg_rx, skb))
return;
dont_reorder:
set_sta_flag(sta, WLAN_STA_PS_STA);
if (!(local->hw.flags & IEEE80211_HW_AP_LINK_PS))
drv_sta_notify(local, sdata, STA_NOTIFY_SLEEP, &sta->sta);
-#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "%s: STA %pM aid %d enters power save mode\n",
- sdata->name, sta->sta.addr, sta->sta.aid);
-#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
+ ps_dbg(sdata, "STA %pM aid %d enters power save mode\n",
+ sta->sta.addr, sta->sta.aid);
}
static void ap_sta_ps_end(struct sta_info *sta)
{
-#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "%s: STA %pM aid %d exits power save mode\n",
- sta->sdata->name, sta->sta.addr, sta->sta.aid);
-#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
+ ps_dbg(sta->sdata, "STA %pM aid %d exits power save mode\n",
+ sta->sta.addr, sta->sta.aid);
if (test_sta_flag(sta, WLAN_STA_PS_DRIVER)) {
-#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "%s: STA %pM aid %d driver-ps-blocked\n",
- sta->sdata->name, sta->sta.addr, sta->sta.aid);
-#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
+ ps_dbg(sta->sdata, "STA %pM aid %d driver-ps-blocked\n",
+ sta->sta.addr, sta->sta.aid);
return;
}
if (sdata->fragment_next >= IEEE80211_FRAGMENT_MAX)
sdata->fragment_next = 0;
- if (!skb_queue_empty(&entry->skb_list)) {
-#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- struct ieee80211_hdr *hdr =
- (struct ieee80211_hdr *) entry->skb_list.next->data;
- printk(KERN_DEBUG "%s: RX reassembly removed oldest "
- "fragment entry (idx=%d age=%lu seq=%d last_frag=%d "
- "addr1=%pM addr2=%pM\n",
- sdata->name, idx,
- jiffies - entry->first_frag_time, entry->seq,
- entry->last_frag, hdr->addr1, hdr->addr2);
-#endif
+ if (!skb_queue_empty(&entry->skb_list))
__skb_queue_purge(&entry->skb_list);
- }
__skb_queue_tail(&entry->skb_list, *skb); /* no need for locking */
*skb = NULL;
*/
xmit_skb = skb_copy(skb, GFP_ATOMIC);
if (!xmit_skb)
- net_dbg_ratelimited("%s: failed to clone multicast frame\n",
+ net_info_ratelimited("%s: failed to clone multicast frame\n",
dev->name);
} else {
dsta = sta_info_get(sdata, skb->data);
ether_addr_equal(sdata->vif.addr, hdr->addr3))
return RX_CONTINUE;
- q = ieee80211_select_queue_80211(local, skb, hdr);
+ q = ieee80211_select_queue_80211(sdata, skb, hdr);
if (ieee80211_queue_stopped(&local->hw, q)) {
IEEE80211_IFSTA_MESH_CTR_INC(ifmsh, dropped_frames_congestion);
return RX_DROP_MONITOR;
fwd_skb = skb_copy(skb, GFP_ATOMIC);
if (!fwd_skb) {
- net_dbg_ratelimited("%s: failed to clone mesh frame\n",
+ net_info_ratelimited("%s: failed to clone mesh frame\n",
sdata->name);
goto out;
}
static ieee80211_rx_result debug_noinline
ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
{
- struct ieee80211_local *local = rx->local;
- struct ieee80211_hw *hw = &local->hw;
struct sk_buff *skb = rx->skb;
struct ieee80211_bar *bar = (struct ieee80211_bar *)skb->data;
struct tid_ampdu_rx *tid_agg_rx;
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);
+ ieee80211_release_reorder_frames(rx->sdata, tid_agg_rx,
+ start_seq_num);
spin_unlock(&tid_agg_rx->reorder_lock);
kfree_skb(skb);
if (rx->local->hw.flags & IEEE80211_HW_SIGNAL_DBM)
sig = status->signal;
- if (cfg80211_rx_mgmt(rx->sdata->dev, status->freq, sig,
+ if (cfg80211_rx_mgmt(&rx->sdata->wdev, status->freq, sig,
rx->skb->data, rx->skb->len,
GFP_ATOMIC)) {
if (rx->sta)
goto rxh_next; \
} while (0);
- CALL_RXH(ieee80211_rx_h_passive_scan)
CALL_RXH(ieee80211_rx_h_check)
ieee80211_rx_reorder_ampdu(rx);
return;
spin_lock(&tid_agg_rx->reorder_lock);
- ieee80211_sta_reorder_release(&sta->local->hw, tid_agg_rx);
+ ieee80211_sta_reorder_release(sta->sdata, tid_agg_rx);
spin_unlock(&tid_agg_rx->reorder_lock);
ieee80211_rx_handlers(&rx);
return 0;
if (ieee80211_is_beacon(hdr->frame_control)) {
return 1;
- }
- else if (!ieee80211_bssid_match(bssid, sdata->u.ibss.bssid)) {
- if (!(status->rx_flags & IEEE80211_RX_IN_SCAN))
- return 0;
- status->rx_flags &= ~IEEE80211_RX_RA_MATCH;
+ } else if (!ieee80211_bssid_match(bssid, sdata->u.ibss.bssid)) {
+ return 0;
} else if (!multicast &&
!ether_addr_equal(sdata->vif.addr, hdr->addr1)) {
if (!(sdata->dev->flags & IFF_PROMISC))
* and location updates. Note that mac80211
* itself never looks at these frames.
*/
- if (!(status->rx_flags & IEEE80211_RX_IN_SCAN) &&
- ieee80211_is_public_action(hdr, skb->len))
+ if (ieee80211_is_public_action(hdr, skb->len))
return 1;
- if (!(status->rx_flags & IEEE80211_RX_IN_SCAN) &&
- !ieee80211_is_beacon(hdr->frame_control))
+ if (!ieee80211_is_beacon(hdr->frame_control))
return 0;
status->rx_flags &= ~IEEE80211_RX_RA_MATCH;
}
static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
struct sk_buff *skb)
{
- struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
struct ieee80211_hdr *hdr;
if (ieee80211_is_data(fc) || ieee80211_is_mgmt(fc))
local->dot11ReceivedFragmentCount++;
- if (unlikely(test_bit(SCAN_HW_SCANNING, &local->scanning) ||
- test_bit(SCAN_ONCHANNEL_SCANNING, &local->scanning) ||
- test_bit(SCAN_SW_SCANNING, &local->scanning)))
- status->rx_flags |= IEEE80211_RX_IN_SCAN;
-
if (ieee80211_is_mgmt(fc))
err = skb_linearize(skb);
else
ieee80211_parse_qos(&rx);
ieee80211_verify_alignment(&rx);
+ if (unlikely(ieee80211_is_probe_resp(hdr->frame_control) ||
+ ieee80211_is_beacon(hdr->frame_control)))
+ ieee80211_scan_rx(local, skb);
+
if (ieee80211_is_data(fc)) {
prev_sta = NULL;
if (unlikely(local->quiescing || local->suspended))
goto drop;
+ /* We might be during a HW reconfig, prevent Rx for the same reason */
+ if (unlikely(local->in_reconfig))
+ goto drop;
+
/*
* The same happens when we're not even started,
* but that's worth a warning.
projects / karo-tx-linux.git / blobdiff