diff options
Diffstat (limited to 'sys/net80211/ieee80211_ra_vht.c')
| -rw-r--r-- | sys/net80211/ieee80211_ra_vht.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/sys/net80211/ieee80211_ra_vht.c b/sys/net80211/ieee80211_ra_vht.c index 643664673d3..76c9b3bfb31 100644 --- a/sys/net80211/ieee80211_ra_vht.c +++ b/sys/net80211/ieee80211_ra_vht.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ieee80211_ra_vht.c,v 1.2 2022/03/19 10:28:44 stsp Exp $ */ +/* $OpenBSD: ieee80211_ra_vht.c,v 1.3 2022/03/23 09:21:47 stsp Exp $ */ /* * Copyright (c) 2021 Christian Ehrhardt <ehrhardt@genua.de> @@ -48,7 +48,7 @@ void ieee80211_ra_vht_trigger_next_rateset(struct ieee80211_ra_vht_node *, struct ieee80211_node *); int ieee80211_ra_vht_inter_mode_ra_finished( struct ieee80211_ra_vht_node *, struct ieee80211_node *); -int ieee80211_ra_vht_best_rate(struct ieee80211_ra_vht_node *, +void ieee80211_ra_vht_best_rate(struct ieee80211_ra_vht_node *, struct ieee80211_node *); void ieee80211_ra_vht_probe_next_rate(struct ieee80211_ra_vht_node *, struct ieee80211_node *); @@ -330,9 +330,9 @@ ieee80211_ra_vht_probe_next_rateset(struct ieee80211_ra_vht_node *rn, break; } } - /* If all rates are lower the maximum rate is the closest match. */ + /* If all rates are lower then the best rate is the closest match. */ if (mcs == rsnext->nrates) - ni->ni_txmcs = rn->max_mcs[rsnext->num_ss - 1]; + ni->ni_txmcs = ieee80211_ra_vht_best_mcs_in_rateset(rn, rsnext); /* Add rates from the next rateset as candidates. */ rn->candidate_rates[rsnext->num_ss - 1] |= (1 << ni->ni_txmcs); @@ -427,8 +427,7 @@ ieee80211_ra_vht_intra_mode_ra_finished(struct ieee80211_ra_vht_node *rn, /* Check if we had a better measurement at a previously probed MCS. */ best_mcs = ieee80211_ra_vht_best_mcs_in_rateset(rn, rs); - if (best_mcs != ni->ni_txmcs && - (rn->probed_rates[nss - 1] & (1 << best_mcs))) { + if (best_mcs != ni->ni_txmcs) { if ((rn->probing & IEEE80211_RA_PROBING_UP) && best_mcs < ni->ni_txmcs) { ieee80211_ra_vht_trigger_next_rateset(rn, ni); @@ -473,7 +472,7 @@ ieee80211_ra_vht_inter_mode_ra_finished(struct ieee80211_ra_vht_node *rn, return ((rn->probing & IEEE80211_RA_PROBING_INTER) == 0); } -int +void ieee80211_ra_vht_best_rate(struct ieee80211_ra_vht_node *rn, struct ieee80211_node *ni) { @@ -505,13 +504,16 @@ ieee80211_ra_vht_best_rate(struct ieee80211_ra_vht_node *rn, best_mcs, best_nss)); for (i = 0; i < IEEE80211_VHT_NUM_RATESETS; i++) { rs = &ieee80211_std_ratesets_11ac[i]; + if (rs->chan80 == 0 || + rs->sgi != ieee80211_ra_vht_use_sgi(ni)) + continue; for (j = 0; j < IEEE80211_VHT_RATESET_MAX_NRATES; j++) { struct ieee80211_ra_vht_goodput_stats *g; g = &rn->g[i][j]; if ((rn->valid_rates[rs->num_ss - 1] & - (1 << i)) == 0) + (1 << j)) == 0) continue; - DPRINTF((" %d,%d{%s|", i, j, + DPRINTF((" %d,%d{%s|", j, rs->num_ss, ra_vht_fp_sprintf(g->measured))); DPRINTF(("%s|", ra_vht_fp_sprintf(g->average))); DPRINTF(("%s%%}", ra_vht_fp_sprintf(g->loss))); @@ -520,7 +522,8 @@ ieee80211_ra_vht_best_rate(struct ieee80211_ra_vht_node *rn, DPRINTF(("\n")); } #endif - return best_mcs; + rn->best_mcs = best_mcs; + rn->best_nss = best_nss; } void @@ -671,7 +674,7 @@ ieee80211_ra_vht_choose(struct ieee80211_ra_vht_node *rn, DPRINTFN(3, ("probing MCS,NSS %d,%d\n", ni->ni_txmcs, ni->ni_vht_ss)); } else if (ieee80211_ra_vht_inter_mode_ra_finished(rn, ni)) { - rn->best_mcs = ieee80211_ra_vht_best_rate(rn, ni); + ieee80211_ra_vht_best_rate(rn, ni); ni->ni_txmcs = rn->best_mcs; ni->ni_vht_ss = rn->best_nss; ieee80211_ra_vht_probe_done(rn, nss); |