diff options
Diffstat (limited to 'sys/net80211/ieee80211_output.c')
| -rw-r--r-- | sys/net80211/ieee80211_output.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sys/net80211/ieee80211_output.c b/sys/net80211/ieee80211_output.c index 4e061d8..27fe929 100644 --- a/sys/net80211/ieee80211_output.c +++ b/sys/net80211/ieee80211_output.c @@ -213,6 +213,22 @@ ieee80211_vap_pkt_send_dest(struct ieee80211vap *vap, struct mbuf *m, } } + /* + * XXX If we aren't doing AMPDU TX then we /could/ do + * fast-frames encapsulation, however right now this + * output logic doesn't handle that case. + * + * So we'll be limited to "fast-frames" xmit for non-11n STA + * and "no fast frames" xmit for 11n STAs. + * It'd be nice to eventually test fast-frames out by + * gracefully falling from failing A-MPDU transmission + * (driver says no, fail to negotiate it with peer) to + * using fast-frames. + * + * Note: we can actually put A-MSDU's inside an A-MPDU, + * so hopefully we can figure out how to make that particular + * combination work right. + */ #ifdef IEEE80211_SUPPORT_SUPERG else if (IEEE80211_ATH_CAP(vap, ni, IEEE80211_NODE_FF)) { m = ieee80211_ff_check(ni, m); @@ -230,6 +246,11 @@ ieee80211_vap_pkt_send_dest(struct ieee80211vap *vap, struct mbuf *m, */ IEEE80211_TX_LOCK(ic); + /* + * XXX make the encap and transmit code a separate function + * so things like the FF (and later A-MSDU) path can just call + * it for flushed frames. + */ if (__predict_true((vap->iv_caps & IEEE80211_C_8023ENCAP) == 0)) { /* * Encapsulate the packet in prep for transmission. |
