976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld/* $NetBSD: ieee80211_amrr.c,v 1.2 2007/12/11 12:40:10 lukem Exp $ */
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld/* $OpenBSD: ieee80211_amrr.c,v 1.1 2006/06/17 19:07:19 damien Exp $ */
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * Copyright 2016 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * Copyright (c) 2006
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * Damien Bergamini <damien.bergamini@free.fr>
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * Permission to use, copy, modify, and distribute this software for any
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * purpose with or without fee is hereby granted, provided that the above
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * copyright notice and this permission notice appear in all copies.
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld ((amn)->amn_retrycnt < (amn)->amn_txcnt / 10)
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld ((ni)->in_txrate == (ni)->in_rates.ir_nrates - 1)
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld do { (amn)->amn_txcnt = (amn)->amn_retrycnt = 0; \
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeldieee80211_amrr_node_init(struct ieee80211_amrr *amrr,
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld amn->amn_success_threshold = amrr->amrr_min_success_threshold;
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld * Update ni->in_txrate.
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeldieee80211_amrr_choose(struct ieee80211_amrr *amrr, struct ieee80211_node *ni,
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld if (amn->amn_success >= amn->amn_success_threshold &&
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld rate = ni->in_rates.ir_rates[ni->in_txrate] &
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld "AMRR increasing rate %d (txcnt=%d retrycnt=%d)",
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld rate = ni->in_rates.ir_rates[ni->in_txrate] &
976d66ab3c04344d31957f85ffb1600cf5847fc9Hans Rosenfeld "AMRR decreasing rate %d (txcnt=%d retrycnt=%d)",