Changeset View
Changeset View
Standalone View
Standalone View
sys/dev/rt2860/rt2860_amrr.h
- This file was added.
/*- | |||||
* Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com> | |||||
* Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr> | |||||
* | |||||
* Permission to use, copy, modify, and distribute this software for any | |||||
* purpose with or without fee is hereby granted, provided that the above | |||||
* copyright notice and this permission notice appear in all copies. | |||||
* | |||||
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |||||
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |||||
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |||||
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |||||
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |||||
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |||||
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |||||
*/ | |||||
#ifndef _RT2860_AMRR_H_ | |||||
#define _RT2860_AMRR_H_ | |||||
#define RT2860_AMRR_MIN_SUCCESS_THRESHOLD 1 | |||||
#define RT2860_AMRR_MAX_SUCCESS_THRESHOLD 15 | |||||
struct rt2860_amrr | |||||
{ | |||||
int ntxpath; | |||||
unsigned int min_success_threshold; | |||||
unsigned int max_success_threshold; | |||||
int interval; | |||||
}; | |||||
struct rt2860_amrr_node | |||||
{ | |||||
struct rt2860_amrr *amrr; | |||||
int rate_index; | |||||
int ticks; | |||||
unsigned int txcnt; | |||||
unsigned int success; | |||||
unsigned int success_threshold; | |||||
unsigned int recovery; | |||||
unsigned int retrycnt; | |||||
}; | |||||
void rt2860_amrr_init(struct rt2860_amrr *amrr, struct ieee80211vap *vap, | |||||
int ntxpath, int min_success_threshold, int max_success_threshold, int msecs); | |||||
void rt2860_amrr_cleanup(struct rt2860_amrr *amrr); | |||||
void rt2860_amrr_node_init(struct rt2860_amrr *amrr, | |||||
struct rt2860_amrr_node *amrr_node, struct ieee80211_node *ni); | |||||
int rt2860_amrr_choose(struct ieee80211_node *ni, | |||||
struct rt2860_amrr_node *amrr_node); | |||||
static __inline void rt2860_amrr_tx_complete(struct rt2860_amrr_node *amrr_node, | |||||
int ok, int retries) | |||||
{ | |||||
amrr_node->txcnt++; | |||||
if (ok) | |||||
amrr_node->success++; | |||||
amrr_node->retrycnt += retries; | |||||
} | |||||
static __inline void rt2860_amrr_tx_update(struct rt2860_amrr_node *amrr_node, | |||||
int txcnt, int success, int retrycnt) | |||||
{ | |||||
amrr_node->txcnt = txcnt; | |||||
amrr_node->success = success; | |||||
amrr_node->retrycnt = retrycnt; | |||||
} | |||||
#endif /* #ifndef _RT2860_AMRR_H_ */ |