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/*
* Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
* Copyright (c) 2002-2008 Atheros Communications, Inc.
*
* Permission to use, copy, modify, and/or 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.
*
* $FreeBSD$
*/
#include "opt_ah.h"
#include "ah.h"
#include "ah_internal.h"
#include "ar5416/ar5416.h"
/* shorthands to compact tables for readability */
#define OFDM IEEE80211_T_OFDM
#define CCK IEEE80211_T_CCK
#define HT IEEE80211_T_HT
HAL_RATE_TABLE ar5416_11ng_table = {
28, /* number of rates */
{ 0 },
{
/* short ctrl */
/* valid rateCode Preamble dot11Rate Rate */
/* 1 Mb */ { AH_TRUE, CCK, 1000, 0x1b, 0x00, (0x80| 2), 0 },
/* 2 Mb */ { AH_TRUE, CCK, 2000, 0x1a, 0x04, (0x80| 4), 1 },
/* 5.5 Mb */ { AH_TRUE, CCK, 5500, 0x19, 0x04, (0x80|11), 2 },
/* 11 Mb */ { AH_TRUE, CCK, 11000, 0x18, 0x04, (0x80|22), 3 },
/* Remove rates 6, 9 from rate ctrl */
/* 6 Mb */ { AH_FALSE, OFDM, 6000, 0x0b, 0x00, 12, 4 },
/* 9 Mb */ { AH_FALSE, OFDM, 9000, 0x0f, 0x00, 18, 4 },
/* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, 24, 6 },
/* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 6 },
/* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, 48, 8 },
/* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 8 },
/* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 8 },
/* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 8 },
/* 6.5 Mb */ { AH_TRUE, HT, 6500, 0x80, 0x00, 0, 8 },
/* 13 Mb */ { AH_TRUE, HT, 13000, 0x81, 0x00, 1, 8 },
/*19.5 Mb */ { AH_TRUE, HT, 19500, 0x82, 0x00, 2, 8 },
/* 26 Mb */ { AH_TRUE, HT, 26000, 0x83, 0x00, 3, 8 },
/* 39 Mb */ { AH_TRUE, HT, 39000, 0x84, 0x00, 4, 8 },
/* 52 Mb */ { AH_TRUE, HT, 52000, 0x85, 0x00, 5, 8 },
/*58.5 Mb */ { AH_TRUE, HT, 58500, 0x86, 0x00, 6, 8 },
/* 65 Mb */ { AH_TRUE, HT, 65000, 0x87, 0x00, 7, 8 },
/* 13 Mb */ { AH_TRUE, HT, 13000, 0x88, 0x00, 8, 8 },
/* 26 Mb */ { AH_TRUE, HT, 26000, 0x89, 0x00, 9, 8 },
/* 39 Mb */ { AH_TRUE, HT, 39000, 0x8a, 0x00, 10, 8 },
/* 52 Mb */ { AH_TRUE, HT, 52000, 0x8b, 0x00, 11, 8 },
/* 78 Mb */ { AH_TRUE, HT, 78000, 0x8c, 0x00, 12, 8 },
/* 104 Mb */ { AH_TRUE, HT, 104000, 0x8d, 0x00, 13, 8 },
/* 117 Mb */ { AH_TRUE, HT, 117000, 0x8e, 0x00, 14, 8 },
/* 130 Mb */ { AH_TRUE, HT, 130000, 0x8f, 0x00, 15, 8 },
},
};
static HAL_RATE_TABLE ar5416_11na_table = {
24, /* number of rates */
{ 0 },
{
/* short ctrl */
/* valid rateCode Preamble dot11Rate Rate */
/* 6 Mb */ { AH_TRUE, OFDM, 6000, 0x0b, 0x00, (0x80|12), 0 },
/* 9 Mb */ { AH_TRUE, OFDM, 9000, 0x0f, 0x00, 18, 0 },
/* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, (0x80|24), 2 },
/* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 2 },
/* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, (0x80|48), 4 },
/* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 8 },
/* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 8 },
/* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 8 },
/* 6.5 Mb */ { AH_TRUE, HT, 6500, 0x80, 0x00, 0, 8 },
/* 13 Mb */ { AH_TRUE, HT, 13000, 0x81, 0x00, 1, 8 },
/*19.5 Mb */ { AH_TRUE, HT, 19500, 0x82, 0x00, 2, 8 },
/* 26 Mb */ { AH_TRUE, HT, 26000, 0x83, 0x00, 3, 8 },
/* 39 Mb */ { AH_TRUE, HT, 39000, 0x84, 0x00, 4, 8 },
/* 52 Mb */ { AH_TRUE, HT, 52000, 0x85, 0x00, 5, 8 },
/*58.5 Mb */ { AH_TRUE, HT, 58500, 0x86, 0x00, 6, 8 },
/* 65 Mb */ { AH_TRUE, HT, 65000, 0x87, 0x00, 7, 8 },
/* 13 Mb */ { AH_TRUE, HT, 13000, 0x88, 0x00, 8, 8 },
/* 26 Mb */ { AH_TRUE, HT, 26000, 0x89, 0x00, 9, 8 },
/* 39 Mb */ { AH_TRUE, HT, 39000, 0x8a, 0x00, 10, 8 },
/* 52 Mb */ { AH_TRUE, HT, 52000, 0x8b, 0x00, 11, 8 },
/* 78 Mb */ { AH_TRUE, HT, 78000, 0x8c, 0x00, 12, 8 },
/* 104 Mb */ { AH_TRUE, HT, 104000, 0x8d, 0x00, 13, 8 },
/* 117 Mb */ { AH_TRUE, HT, 117000, 0x8e, 0x00, 14, 8 },
/* 130 Mb */ { AH_TRUE, HT, 130000, 0x8f, 0x00, 15, 8 },
},
};
#undef OFDM
#undef CCK
#undef HT
const HAL_RATE_TABLE *
ar5416GetRateTable(struct ath_hal *ah, u_int mode)
{
HAL_RATE_TABLE *rt;
switch (mode) {
case HAL_MODE_11NG_HT20:
case HAL_MODE_11NG_HT40PLUS:
case HAL_MODE_11NG_HT40MINUS:
rt = &ar5416_11ng_table;
break;
case HAL_MODE_11NA_HT20:
case HAL_MODE_11NA_HT40PLUS:
case HAL_MODE_11NA_HT40MINUS:
rt = &ar5416_11na_table;
break;
default:
return ar5212GetRateTable(ah, mode);
}
ath_hal_setupratetable(ah, rt);
return rt;
}
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