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/*-
* Copyright (c) 2004 INRIA
* Copyright (c) 2002-2005 Sam Leffler, Errno Consulting
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
* redistribution must be conditioned upon including a substantially
* similar Disclaimer requirement for further binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGES.
*
* $FreeBSD: release/9.1.0/sys/dev/ath/ath_rate/amrr/amrr.h 178354 2008-04-20 20:35:46Z sam $
*/
#ifndef _DEV_ATH_RATE_AMRR_H
#define _DEV_ATH_RATE_AMRR_H
/* per-device state */
struct amrr_softc {
struct ath_ratectrl arc; /* base state */
};
/* per-node state */
struct amrr_node {
int amn_rix; /* current rate index */
int amn_ticks; /* time of last update */
int amn_interval; /* update interval (ticks) */
/* AMRR statistics for this node */
u_int amn_tx_try0_cnt;
u_int amn_tx_try1_cnt;
u_int amn_tx_try2_cnt;
u_int amn_tx_try3_cnt;
u_int amn_tx_failure_cnt;
/* AMRR algorithm state for this node */
u_int amn_success_threshold;
u_int amn_success;
u_int amn_recovery;
/* rate index et al. */
u_int8_t amn_tx_rix0; /* series 0 rate index */
u_int8_t amn_tx_rate0; /* series 0 h/w rate */
u_int8_t amn_tx_rate1; /* series 1 h/w rate */
u_int8_t amn_tx_rate2; /* series 2 h/w rate */
u_int8_t amn_tx_rate3; /* series 3 h/w rate */
u_int8_t amn_tx_rate0sp; /* series 0 short preamble h/w rate */
u_int8_t amn_tx_rate1sp; /* series 1 short preamble h/w rate */
u_int8_t amn_tx_rate2sp; /* series 2 short preamble h/w rate */
u_int8_t amn_tx_rate3sp; /* series 3 short preamble h/w rate */
u_int8_t amn_tx_try0; /* series 0 try count */
u_int amn_tx_try1; /* series 1 try count */
u_int amn_tx_try2; /* series 2 try count */
u_int amn_tx_try3; /* series 3 try count */
};
#define ATH_NODE_AMRR(an) ((struct amrr_node *)&an[1])
#endif /* _DEV_ATH_RATE_AMRR_H */