mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-28 04:44:03 +02:00
c0b61bdf0a
adds some more pending patches which (among other things) fix the 'failed to stop RX DMA' messages git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26506 3c298f89-4303-0410-b956-a3cf2f4a3e73
74 lines
2.3 KiB
Diff
74 lines
2.3 KiB
Diff
--- a/include/net/mac80211.h
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+++ b/include/net/mac80211.h
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@@ -2227,6 +2227,18 @@ static inline int ieee80211_sta_ps_trans
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#define IEEE80211_TX_STATUS_HEADROOM 13
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/**
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+ * ieee80211_sta_set_tim - set the TIM bit for a sleeping station
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+ *
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+ * If a driver buffers frames for a powersave station instead of passing
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+ * them back to mac80211 for retransmission, the station needs to be told
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+ * to wake up using the TIM bitmap in the beacon.
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+ *
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+ * This function sets the station's TIM bit - it will be cleared when the
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+ * station wakes up.
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+ */
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+void ieee80211_sta_set_tim(struct ieee80211_sta *sta);
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+
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+/**
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* ieee80211_tx_status - transmit status callback
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*
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* Call this function for all transmitted frames after they have been
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--- a/net/mac80211/sta_info.c
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+++ b/net/mac80211/sta_info.c
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@@ -609,7 +609,8 @@ static bool sta_info_cleanup_expire_buff
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#endif
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dev_kfree_skb(skb);
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- if (skb_queue_empty(&sta->ps_tx_buf))
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+ if (skb_queue_empty(&sta->ps_tx_buf) &&
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+ !test_sta_flags(sta, WLAN_STA_PS_DRIVER_BUF))
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sta_info_clear_tim_bit(sta);
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}
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@@ -893,6 +894,7 @@ void ieee80211_sta_ps_deliver_wakeup(str
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struct ieee80211_local *local = sdata->local;
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int sent, buffered;
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+ clear_sta_flags(sta, WLAN_STA_PS_DRIVER_BUF);
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if (!(local->hw.flags & IEEE80211_HW_AP_LINK_PS))
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drv_sta_notify(local, sdata, STA_NOTIFY_AWAKE, &sta->sta);
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@@ -985,3 +987,12 @@ void ieee80211_sta_block_awake(struct ie
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ieee80211_queue_work(hw, &sta->drv_unblock_wk);
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}
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EXPORT_SYMBOL(ieee80211_sta_block_awake);
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+
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+void ieee80211_sta_set_tim(struct ieee80211_sta *pubsta)
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+{
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+ struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
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+
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+ set_sta_flags(sta, WLAN_STA_PS_DRIVER_BUF);
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+ sta_info_set_tim_bit(sta);
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+}
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+EXPORT_SYMBOL(ieee80211_sta_set_tim);
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--- a/net/mac80211/sta_info.h
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+++ b/net/mac80211/sta_info.h
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@@ -43,6 +43,8 @@
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* be in the queues
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* @WLAN_STA_PSPOLL: Station sent PS-poll while driver was keeping
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* station in power-save mode, reply when the driver unblocks.
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+ * @WLAN_STA_PS_DRIVER_BUF: Station has frames pending in driver internal
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+ * buffers. Automatically cleared on station wake-up.
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*/
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enum ieee80211_sta_info_flags {
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WLAN_STA_AUTH = 1<<0,
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@@ -58,6 +60,7 @@ enum ieee80211_sta_info_flags {
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WLAN_STA_BLOCK_BA = 1<<11,
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WLAN_STA_PS_DRIVER = 1<<12,
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WLAN_STA_PSPOLL = 1<<13,
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+ WLAN_STA_PS_DRIVER_BUF = 1<<14,
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};
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#define STA_TID_NUM 16
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