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Add some further BAR TX debugging; it was useful when figuring out

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when BAR TX was actually failing.
This commit is contained in:
Adrian Chadd 2012-10-28 04:18:49 +00:00
parent 8385f6bfc6
commit 0ef1bc21bc
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=242205
1 changed files with 47 additions and 0 deletions
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47
sys/net80211/ieee80211_ht.c
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@ -1025,12 +1025,21 @@ ieee80211_ht_node_init(struct ieee80211_node *ni)
struct ieee80211_tx_ampdu *tap;
int tid;
IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N,
ni,
"%s: called",
__func__);
if (ni->ni_flags & IEEE80211_NODE_HT) {
/*
* Clean AMPDU state on re-associate. This handles the case
* where a station leaves w/o notifying us and then returns
* before node is reaped for inactivity.
*/
IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N,
ni,
"%s: calling cleanup",
__func__);
ieee80211_ht_node_cleanup(ni);
}
for (tid = 0; tid < WME_NUM_TID; tid++) {
@ -1052,6 +1061,11 @@ ieee80211_ht_node_cleanup(struct ieee80211_node *ni)
struct ieee80211com *ic = ni->ni_ic;
int i;
IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N,
ni,
"%s: called",
__func__);
KASSERT(ni->ni_flags & IEEE80211_NODE_HT, ("not an HT node"));
/* XXX optimize this */
@ -1684,6 +1698,11 @@ ampdu_tx_stop(struct ieee80211_tx_ampdu *tap)
struct ieee80211_node *ni = tap->txa_ni;
struct ieee80211com *ic = ni->ni_ic;
IEEE80211_NOTE(tap->txa_ni->ni_vap, IEEE80211_MSG_11N,
tap->txa_ni,
"%s: called",
__func__);
KASSERT(tap->txa_flags & IEEE80211_AGGR_SETUP,
("txa_flags 0x%x tid %d ac %d", tap->txa_flags, tap->txa_tid,
TID_TO_WME_AC(tap->txa_tid)));
@ -2203,6 +2222,9 @@ bar_timeout(void *arg)
} else {
ni->ni_vap->iv_stats.is_ampdu_bar_tx_retry++;
if (ieee80211_send_bar(ni, tap, tap->txa_seqpending) != 0) {
IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N,
ni, "%s: failed to TX, starting timer\n",
__func__);
/*
* If ieee80211_send_bar() fails here, the
* timer may have stopped and/or the pending
@ -2221,12 +2243,20 @@ bar_timeout(void *arg)
static void
bar_start_timer(struct ieee80211_tx_ampdu *tap)
{
IEEE80211_NOTE(tap->txa_ni->ni_vap, IEEE80211_MSG_11N,
tap->txa_ni,
"%s: called",
__func__);
callout_reset(&tap->txa_timer, ieee80211_bar_timeout, bar_timeout, tap);
}
static void
bar_stop_timer(struct ieee80211_tx_ampdu *tap)
{
IEEE80211_NOTE(tap->txa_ni->ni_vap, IEEE80211_MSG_11N,
tap->txa_ni,
"%s: called",
__func__);
callout_stop(&tap->txa_timer);
}
@ -2258,6 +2288,10 @@ ieee80211_bar_response(struct ieee80211_node *ni,
struct ieee80211_tx_ampdu *tap, int status)
{
IEEE80211_NOTE(tap->txa_ni->ni_vap, IEEE80211_MSG_11N,
tap->txa_ni,
"%s: called",
__func__);
if (status == 0) { /* got ACK */
IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_11N,
ni, "BAR moves BA win <%u:%u> (%u frames) txseq %u tid %u",
@ -2292,6 +2326,12 @@ ieee80211_send_bar(struct ieee80211_node *ni,
uint8_t *frm;
int tid, ret;
IEEE80211_NOTE(tap->txa_ni->ni_vap, IEEE80211_MSG_11N,
tap->txa_ni,
"%s: called",
__func__);
if ((tap->txa_flags & IEEE80211_AGGR_RUNNING) == 0) {
/* no ADDBA response, should not happen */
/* XXX stat+msg */
@ -2354,6 +2394,9 @@ ieee80211_send_bar(struct ieee80211_node *ni,
*/
ret = ic->ic_raw_xmit(ni, m, NULL);
if (ret != 0) {
IEEE80211_NOTE(vap, IEEE80211_MSG_DEBUG | IEEE80211_MSG_11N,
ni, "send BAR: failed: (ret = %d)\n",
ret);
/* xmit failed, clear state flag */
tap->txa_flags &= ~IEEE80211_AGGR_BARPEND;
vap->iv_stats.is_ampdu_bar_tx_fail++;
@ -2364,6 +2407,10 @@ ieee80211_send_bar(struct ieee80211_node *ni,
bar_start_timer(tap);
return 0;
bad:
IEEE80211_NOTE(tap->txa_ni->ni_vap, IEEE80211_MSG_11N,
tap->txa_ni,
"%s: bad! ret=%d",
__func__, ret);
vap->iv_stats.is_ampdu_bar_tx_fail++;
ieee80211_free_node(ni);
return ret;