The branch main has been updated by adrian:
URL:
https://cgit.FreeBSD.org/src/commit/?id=5bf3c5586b5e8256af0c1a6916fb5fdc6c70b3c9
commit 5bf3c5586b5e8256af0c1a6916fb5fdc6c70b3c9
Author: Adrian Chadd <adr...@freebsd.org>
AuthorDate: 2025-06-05 03:50:33 +0000
Commit: Adrian Chadd <adr...@freebsd.org>
CommitDate: 2025-08-24 19:44:06 +0000
iwx: enable seqno offload
Enable sequence number offload.
This should both enable the sequence number offloading and disable
the net80211 TX lock from being acquired/released/checked.
Reviewed by: bz, thj
Differential Revision: https://reviews.freebsd.org/D50694
---
sys/dev/iwx/if_iwx.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/sys/dev/iwx/if_iwx.c b/sys/dev/iwx/if_iwx.c
index d60ef1874a6c..1fe531d69933 100644
--- a/sys/dev/iwx/if_iwx.c
+++ b/sys/dev/iwx/if_iwx.c
@@ -5673,6 +5673,10 @@ iwx_tx(struct iwx_softc *sc, struct mbuf *m, struct
ieee80211_node *ni)
if (rinfo == NULL)
return EINVAL;
+ /* Offloaded sequence number assignment */
+ /* Note: Should be done in firmware on all supported devices */
+
+ /* Radiotap */
if (ieee80211_radiotap_active_vap(vap)) {
struct iwx_tx_radiotap_header *tap = &sc->sc_txtap;
@@ -5685,6 +5689,7 @@ iwx_tx(struct iwx_softc *sc, struct mbuf *m, struct
ieee80211_node *ni)
ieee80211_radiotap_tx(vap, m);
}
+ /* Encrypt - CCMP via direct HW path, TKIP/WEP indirected openbsd-style
for now */
if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) {
k = ieee80211_crypto_get_txkey(ni, m);
if (k == NULL) {
@@ -10467,6 +10472,8 @@ iwx_attach(device_t dev)
IEEE80211_C_BGSCAN /* capable of bg scanning */
;
ic->ic_flags_ext = IEEE80211_FEXT_SCAN_OFFLOAD;
+ /* Enable seqno offload */
+ ic->ic_flags_ext |= IEEE80211_FEXT_SEQNO_OFFLOAD;
ic->ic_txstream = 2;
ic->ic_rxstream = 2;
