The branch main has been updated by bz:
URL:
https://cgit.FreeBSD.org/src/commit/?id=ac2c7271b7c2624d7cf3af6bdaf82b00323edfd3
commit ac2c7271b7c2624d7cf3af6bdaf82b00323edfd3
Author: Bjoern A. Zeeb <b...@freebsd.org>
AuthorDate: 2025-02-24 02:24:34 +0000
Commit: Bjoern A. Zeeb <b...@freebsd.org>
CommitDate: 2025-02-24 02:24:34 +0000
LinuxKPI: 802.11: disable A-MDPU TX for now for LinuxKPI WiFi drivers
Clear IEEE80211_FHT_AMPDU_TX from iv_flags_ht to avoid doing A-MPDU TX.
For Intel we need to support two different variations at least, both
likely needing net80211 surgery first. The good news is that turning
it off in net80211 will make it work for modern iwlwifi/mvm chipsets/fw.
Realtek will need some mac80211 functions to be implemented at least.
Once we've done all and tested one after the other we can remove this
again.
Sponsored by: The FreeBSD Foundation
MFC after: 3 days
---
sys/compat/linuxkpi/common/src/linux_80211.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/sys/compat/linuxkpi/common/src/linux_80211.c
b/sys/compat/linuxkpi/common/src/linux_80211.c
index 6d6d14e06a57..66c1fa29615a 100644
--- a/sys/compat/linuxkpi/common/src/linux_80211.c
+++ b/sys/compat/linuxkpi/common/src/linux_80211.c
@@ -3529,6 +3529,10 @@ lkpi_ic_vap_create(struct ieee80211com *ic, const char
name[IFNAMSIZ],
if (!lkpi_hwcrypto && ieee80211_hw_check(hw, AMPDU_AGGREGATION))
vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_RX;
#endif
+#if defined(LKPI_80211_HT)
+ /* 20250125-BZ Keep A-MPDU TX cleared until we sorted out AddBA for all
drivers. */
+ vap->iv_flags_ht &= ~IEEE80211_FHT_AMPDU_TX;
+#endif
if (hw->max_listen_interval == 0)
hw->max_listen_interval = 7 * (ic->ic_lintval / ic->ic_bintval);
