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hoist ampdu tx aggregation setup from ieee80211_encap to ieee80211_start

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where it was meant all along (the code was in encap because ampdu was
implemented pre vaps)
This commit is contained in:
sam 2009-04-26 23:02:17 +00:00
parent 1cf86a6fd3
commit fb7b0175d4
1 changed files with 36 additions and 37 deletions
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73
sys/net80211/ieee80211_output.c
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@ -251,8 +251,43 @@ ieee80211_start(struct ifnet *ifp)
BPF_MTAP(ifp, m); /* 802.3 tx */
/*
* Check if A-MPDU tx aggregation is setup or if we
* should try to enable it. The sta must be associated
* with HT and A-MPDU enabled for use. When the policy
* routine decides we should enable A-MPDU we issue an
* ADDBA request and wait for a reply. The frame being
* encapsulated will go out w/o using A-MPDU, or possibly
* it might be collected by the driver and held/retransmit.
* The default ic_ampdu_enable routine handles staggering
* ADDBA requests in case the receiver NAK's us or we are
* otherwise unable to establish a BA stream.
*/
if ((ni->ni_flags & IEEE80211_NODE_AMPDU_TX) &&
(vap->iv_flags_ext & IEEE80211_FEXT_AMPDU_TX) &&
(m->m_flags & M_EAPOL) == 0) {
const int ac = M_WME_GETAC(m);
struct ieee80211_tx_ampdu *tap = &ni->ni_tx_ampdu[ac];
ieee80211_txampdu_count_packet(tap);
if (IEEE80211_AMPDU_RUNNING(tap)) {
/*
* Operational, mark frame for aggregation.
*
* XXX do tx aggregation here
*/
m->m_flags |= M_AMPDU_MPDU;
} else if (!IEEE80211_AMPDU_REQUESTED(tap) &&
ic->ic_ampdu_enable(ni, tap)) {
/*
* Not negotiated yet, request service.
*/
ieee80211_ampdu_request(ni, tap);
/* XXX hold frame for reply? */
}
}
#ifdef IEEE80211_SUPPORT_SUPERG
if (IEEE80211_ATH_CAP(vap, ni, IEEE80211_NODE_FF)) {
else if (IEEE80211_ATH_CAP(vap, ni, IEEE80211_NODE_FF)) {
m = ieee80211_ff_check(ni, m);
if (m == NULL) {
/* NB: any ni ref held on stageq */
@ -1042,42 +1077,6 @@ ieee80211_encap(struct ieee80211vap *vap, struct ieee80211_node *ni,
/* map from access class/queue to 11e header priorty value */
tid = WME_AC_TO_TID(ac);
qos[0] = tid & IEEE80211_QOS_TID;
/*
* Check if A-MPDU tx aggregation is setup or if we
* should try to enable it. The sta must be associated
* with HT and A-MPDU enabled for use. When the policy
* routine decides we should enable A-MPDU we issue an
* ADDBA request and wait for a reply. The frame being
* encapsulated will go out w/o using A-MPDU, or possibly
* it might be collected by the driver and held/retransmit.
* The default ic_ampdu_enable routine handles staggering
* ADDBA requests in case the receiver NAK's us or we are
* otherwise unable to establish a BA stream.
*/
if ((ni->ni_flags & IEEE80211_NODE_AMPDU_TX) &&
(vap->iv_flags_ext & IEEE80211_FEXT_AMPDU_TX)) {
struct ieee80211_tx_ampdu *tap = &ni->ni_tx_ampdu[ac];
ieee80211_txampdu_count_packet(tap);
if (IEEE80211_AMPDU_RUNNING(tap)) {
/*
* Operational, mark frame for aggregation.
*
* NB: We support only immediate BA's for
* AMPDU which means we set the QoS control
* field to "normal ack" (0) to get "implicit
* block ack" behaviour.
*/
m->m_flags |= M_AMPDU_MPDU;
} else if (!IEEE80211_AMPDU_REQUESTED(tap) &&
ic->ic_ampdu_enable(ni, tap)) {
/*
* Not negotiated yet, request service.
*/
ieee80211_ampdu_request(ni, tap);
}
}
/* XXX works even when BA marked above */
if (ic->ic_wme.wme_wmeChanParams.cap_wmeParams[ac].wmep_noackPolicy)
qos[0] |= IEEE80211_QOS_ACKPOLICY_NOACK;
qos[1] = 0;