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diff --git a/sys/net80211/ieee80211_amrr.c b/sys/net80211/ieee80211_amrr.c
--- a/sys/net80211/ieee80211_amrr.c
+++ b/sys/net80211/ieee80211_amrr.c
@@ -138,25 +138,6 @@
nrefs--; /* XXX locking */
}
-/*
- * Return whether 11n rates are possible.
- *
- * Some 11n devices may return HT information but no HT rates.
- * Thus, we shouldn't treat them as an 11n node.
- */
-static int
-amrr_node_is_11n(struct ieee80211_node *ni)
-{
-
- if (ni->ni_chan == NULL)
- return (0);
- if (ni->ni_chan == IEEE80211_CHAN_ANYC)
- return (0);
- if (IEEE80211_IS_CHAN_HT(ni->ni_chan) && ni->ni_htrates.rs_nrates == 0)
- return (0);
- return (IEEE80211_IS_CHAN_HT(ni->ni_chan));
-}
-
static void
amrr_node_init(struct ieee80211_node *ni)
{
@@ -189,7 +170,7 @@
amn->amn_success_threshold = amrr->amrr_min_success_threshold;
/* 11n or not? Pick the right rateset */
- if (amrr_node_is_11n(ni)) {
+ if (ieee80211_ht_check_tx_ht(ni)) {
/* XXX ew */
IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_RATECTL, ni,
"%s: 11n node", __func__);
@@ -204,7 +185,7 @@
rate = rs->rs_rates[0];
/* XXX clear the basic rate flag if it's not 11n */
- if (! amrr_node_is_11n(ni))
+ if (! ieee80211_ht_check_tx_ht(ni))
rate &= IEEE80211_RATE_VAL;
/* pick initial rate from the rateset - HT or otherwise */
@@ -213,7 +194,7 @@
amn->amn_rix--) {
/* legacy - anything < 36mbit, stop searching */
/* 11n - stop at MCS4 */
- if (amrr_node_is_11n(ni)) {
+ if (ieee80211_ht_check_tx_ht(ni)) {
if ((rs->rs_rates[amn->amn_rix] & 0x1f) < 4)
break;
} else if ((rs->rs_rates[amn->amn_rix] & IEEE80211_RATE_VAL) <= 72)
@@ -222,7 +203,7 @@
rate = rs->rs_rates[amn->amn_rix] & IEEE80211_RATE_VAL;
/* if the rate is an 11n rate, ensure the MCS bit is set */
- if (amrr_node_is_11n(ni))
+ if (ieee80211_ht_check_tx_ht(ni))
rate |= IEEE80211_RATE_MCS;
/* Assign initial rate from the rateset */
@@ -234,7 +215,7 @@
IEEE80211_NOTE(ni->ni_vap, IEEE80211_MSG_RATECTL, ni,
"AMRR: nrates=%d, initial rate %s%d",
rs->rs_nrates,
- amrr_node_is_11n(ni) ? "MCS " : "",
+ ieee80211_ht_check_tx_ht(ni) ? "MCS " : "",
rate & IEEE80211_RATE_VAL);
}
@@ -254,7 +235,7 @@
KASSERT(is_enough(amn), ("txcnt %d", amn->amn_txcnt));
/* 11n or not? Pick the right rateset */
- if (amrr_node_is_11n(ni)) {
+ if (ieee80211_ht_check_tx_ht(ni)) {
/* XXX ew */
rs = (struct ieee80211_rateset *) &ni->ni_htrates;
} else {
@@ -347,7 +328,7 @@
amrr = amn->amn_amrr;
/* 11n or not? Pick the right rateset */
- if (amrr_node_is_11n(ni)) {
+ if (ieee80211_ht_check_tx_ht(ni)) {
/* XXX ew */
rs = (struct ieee80211_rateset *) &ni->ni_htrates;
} else {
@@ -360,7 +341,7 @@
/* update public rate */
ni->ni_txrate = rs->rs_rates[rix];
/* XXX strip basic rate flag from txrate, if non-11n */
- if (amrr_node_is_11n(ni))
+ if (ieee80211_ht_check_tx_ht(ni))
ni->ni_txrate |= IEEE80211_RATE_MCS;
else
ni->ni_txrate &= IEEE80211_RATE_VAL;
@@ -482,7 +463,7 @@
int rate;
struct ieee80211_rateset *rs;
- if (amrr_node_is_11n(ni)) {
+ if (ieee80211_ht_check_tx_ht(ni)) {
rs = (struct ieee80211_rateset *) &ni->ni_htrates;
rate = rs->rs_rates[amn->amn_rix] & IEEE80211_RATE_VAL;
sbuf_printf(s, "rate: MCS %d\n", rate);

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