Drivers should be allowed to simply get a complete new beacon when
set_tim() is invoked (and set_tim() is required for drivers that
just want a beacon template!), so we need to update our own TIM
bitmap before calling set_tim() so that getting the beacon will
now get an already updated beacon.
Signed-off-by: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
---
net/mac80211/rx.c | 8 ++++----
net/mac80211/sta_info.c | 4 ++--
net/mac80211/tx.c | 4 ++--
3 files changed, 8 insertions(+), 8 deletions(-)
--- everything.orig/net/mac80211/rx.c 2008-02-20 01:21:39.000000000 +0100
+++ everything/net/mac80211/rx.c 2008-02-20 01:22:00.000000000 +0100
@@ -599,10 +599,10 @@ static int ap_sta_ps_end(struct net_devi
atomic_dec(&sdata->bss->num_sta_ps);
sta->flags &= ~(WLAN_STA_PS | WLAN_STA_TIM | WLAN_STA_PSPOLL);
if (!skb_queue_empty(&sta->ps_tx_buf)) {
- if (local->ops->set_tim)
- local->ops->set_tim(local_to_hw(local), sta->aid, 0);
if (sdata->bss)
bss_tim_clear(local, sdata->bss, sta->aid);
+ if (local->ops->set_tim)
+ local->ops->set_tim(local_to_hw(local), sta->aid, 0);
}
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
printk(KERN_DEBUG "%s: STA %s aid %d exits power save mode\n",
@@ -946,11 +946,11 @@ ieee80211_rx_h_ps_poll(struct ieee80211_
dev_queue_xmit(skb);
if (no_pending_pkts) {
+ if (rx->sdata->bss)
+ bss_tim_clear(rx->local, rx->sdata->bss, rx->sta->aid);
if (rx->local->ops->set_tim)
rx->local->ops->set_tim(local_to_hw(rx->local),
rx->sta->aid, 0);
- if (rx->sdata->bss)
- bss_tim_clear(rx->local, rx->sdata->bss, rx->sta->aid);
}
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
} else if (!rx->u.rx.sent_ps_buffered) {
--- everything.orig/net/mac80211/sta_info.c 2008-02-20 01:22:04.000000000 +0100
+++ everything/net/mac80211/sta_info.c 2008-02-20 01:22:09.000000000 +0100
@@ -396,11 +396,11 @@ void sta_info_remove_aid_ptr(struct sta_
sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+ if (sdata->bss)
+ __bss_tim_clear(sdata->bss, sta->aid);
if (sdata->local->ops->set_tim)
sdata->local->ops->set_tim(local_to_hw(sdata->local),
sta->aid, 0);
- if (sdata->bss)
- __bss_tim_clear(sdata->bss, sta->aid);
}
--- everything.orig/net/mac80211/tx.c 2008-02-20 01:22:12.000000000 +0100
+++ everything/net/mac80211/tx.c 2008-02-20 01:22:18.000000000 +0100
@@ -419,11 +419,11 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
tx->local->total_ps_buffered++;
/* Queue frame to be sent after STA sends an PS Poll frame */
if (skb_queue_empty(&sta->ps_tx_buf)) {
+ if (tx->sdata->bss)
+ bss_tim_set(tx->local, tx->sdata->bss, sta->aid);
if (tx->local->ops->set_tim)
tx->local->ops->set_tim(local_to_hw(tx->local),
sta->aid, 1);
- if (tx->sdata->bss)
- bss_tim_set(tx->local, tx->sdata->bss, sta->aid);
}
pkt_data = (struct ieee80211_tx_packet_data *)tx->skb->cb;
pkt_data->jiffies = jiffies;
-
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