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authorFelix Fietkau <nbd@nbd.name>2023-03-02 11:18:14 +0100
committerFelix Fietkau <nbd@nbd.name>2023-03-02 11:18:27 +0100
commit97a060dce22e57a63d2f5410acd2a81382b3a6a9 (patch)
treea0ed5e76360966201cf3001997db94a8b92cbac0 /package/kernel
parentee9d706c206d5b5fe12b89990c4732eef390eb7f (diff)
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mac80211: add patch for allowing the driver to refresh aggregation sessions
Required by a mt76 update Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/kernel')
-rw-r--r--package/kernel/mac80211/patches/subsys/325-wifi-mac80211-introduce-ieee80211_refresh_tx_agg_ses.patch60
1 files changed, 60 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/subsys/325-wifi-mac80211-introduce-ieee80211_refresh_tx_agg_ses.patch b/package/kernel/mac80211/patches/subsys/325-wifi-mac80211-introduce-ieee80211_refresh_tx_agg_ses.patch
new file mode 100644
index 0000000000..acd6c126aa
--- /dev/null
+++ b/package/kernel/mac80211/patches/subsys/325-wifi-mac80211-introduce-ieee80211_refresh_tx_agg_ses.patch
@@ -0,0 +1,60 @@
+From: Ryder Lee <ryder.lee@mediatek.com>
+Date: Sat, 18 Feb 2023 01:50:05 +0800
+Subject: [PATCH] wifi: mac80211: introduce
+ ieee80211_refresh_tx_agg_session_timer()
+
+This allows low level drivers to refresh the tx agg session timer, based on
+querying stats from the firmware usually. Especially for some mt76 devices
+support .net_fill_forward_path would bypass mac80211, which leads to tx BA
+session timeout for certain clients.
+
+Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
+---
+
+--- a/include/net/mac80211.h
++++ b/include/net/mac80211.h
+@@ -5970,6 +5970,18 @@ void ieee80211_queue_delayed_work(struct
+ unsigned long delay);
+
+ /**
++ * ieee80211_refresh_tx_agg_session_timer - Refresh a tx agg session timer.
++ * @sta: the station for which to start a BA session
++ * @tid: the TID to BA on.
++ *
++ * This function allows low level driver to refresh tx agg session timer
++ * to maintain BA session, the session level will still be managed by the
++ * mac80211.
++ */
++void ieee80211_refresh_tx_agg_session_timer(struct ieee80211_sta *sta,
++ u16 tid);
++
++/**
+ * ieee80211_start_tx_ba_session - Start a tx Block Ack session.
+ * @sta: the station for which to start a BA session
+ * @tid: the TID to BA on.
+--- a/net/mac80211/agg-tx.c
++++ b/net/mac80211/agg-tx.c
+@@ -552,6 +552,23 @@ void ieee80211_tx_ba_session_handle_star
+ ieee80211_send_addba_with_timeout(sta, tid_tx);
+ }
+
++void ieee80211_refresh_tx_agg_session_timer(struct ieee80211_sta *pubsta,
++ u16 tid)
++{
++ struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
++ struct tid_ampdu_tx *tid_tx;
++
++ if (WARN_ON_ONCE(tid >= IEEE80211_NUM_TIDS))
++ return;
++
++ tid_tx = rcu_dereference(sta->ampdu_mlme.tid_tx[tid]);
++ if (!tid_tx)
++ return;
++
++ tid_tx->last_tx = jiffies;
++}
++EXPORT_SYMBOL(ieee80211_refresh_tx_agg_session_timer);
++
+ /*
+ * After accepting the AddBA Response we activated a timer,
+ * resetting it after each frame that we send.