1/* 2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 3 * Copyright (c) 2002-2008 Atheros Communications, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 * 17 * $FreeBSD$ 18 */ 19#include "opt_ah.h" 20 21#include "ah.h" 22#include "ah_internal.h" 23 24#include "ar5416/ar5416.h" 25 26/* shorthands to compact tables for readability */ 27#define OFDM IEEE80211_T_OFDM 28#define CCK IEEE80211_T_CCK 29#define HT IEEE80211_T_HT 30 31HAL_RATE_TABLE ar5416_11ng_table = { 32 28, /* number of rates */ 33 { 0 }, 34 { 35/* short ctrl */ 36/* valid rateCode Preamble dot11Rate Rate */ 37/* 1 Mb */ { AH_TRUE, CCK, 1000, 0x1b, 0x00, (0x80| 2), 0 }, 38/* 2 Mb */ { AH_TRUE, CCK, 2000, 0x1a, 0x04, (0x80| 4), 1 }, 39/* 5.5 Mb */ { AH_TRUE, CCK, 5500, 0x19, 0x04, (0x80|11), 2 }, 40/* 11 Mb */ { AH_TRUE, CCK, 11000, 0x18, 0x04, (0x80|22), 3 }, 41/* Remove rates 6, 9 from rate ctrl */ 42/* 6 Mb */ { AH_FALSE, OFDM, 6000, 0x0b, 0x00, 12, 4 }, 43/* 9 Mb */ { AH_FALSE, OFDM, 9000, 0x0f, 0x00, 18, 4 }, 44/* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, 24, 6 }, 45/* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 6 }, 46/* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, 48, 8 }, 47/* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 8 }, 48/* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 8 }, 49/* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 8 }, 50/* 6.5 Mb */ { AH_TRUE, HT, 6500, 0x80, 0x00, 0, 8 }, 51/* 13 Mb */ { AH_TRUE, HT, 13000, 0x81, 0x00, 1, 8 }, 52/*19.5 Mb */ { AH_TRUE, HT, 19500, 0x82, 0x00, 2, 8 }, 53/* 26 Mb */ { AH_TRUE, HT, 26000, 0x83, 0x00, 3, 8 }, 54/* 39 Mb */ { AH_TRUE, HT, 39000, 0x84, 0x00, 4, 8 }, 55/* 52 Mb */ { AH_TRUE, HT, 52000, 0x85, 0x00, 5, 8 }, 56/*58.5 Mb */ { AH_TRUE, HT, 58500, 0x86, 0x00, 6, 8 }, 57/* 65 Mb */ { AH_TRUE, HT, 65000, 0x87, 0x00, 7, 8 }, 58/* 13 Mb */ { AH_TRUE, HT, 13000, 0x88, 0x00, 8, 8 }, 59/* 26 Mb */ { AH_TRUE, HT, 26000, 0x89, 0x00, 9, 8 }, 60/* 39 Mb */ { AH_TRUE, HT, 39000, 0x8a, 0x00, 10, 8 }, 61/* 52 Mb */ { AH_TRUE, HT, 52000, 0x8b, 0x00, 11, 8 }, 62/* 78 Mb */ { AH_TRUE, HT, 78000, 0x8c, 0x00, 12, 8 }, 63/* 104 Mb */ { AH_TRUE, HT, 104000, 0x8d, 0x00, 13, 8 }, 64/* 117 Mb */ { AH_TRUE, HT, 117000, 0x8e, 0x00, 14, 8 }, 65/* 130 Mb */ { AH_TRUE, HT, 130000, 0x8f, 0x00, 15, 8 }, 66 }, 67}; 68 69static HAL_RATE_TABLE ar5416_11na_table = { 70 24, /* number of rates */ 71 { 0 }, 72 { 73/* short ctrl */ 74/* valid rateCode Preamble dot11Rate Rate */ 75/* 6 Mb */ { AH_TRUE, OFDM, 6000, 0x0b, 0x00, (0x80|12), 0 }, 76/* 9 Mb */ { AH_TRUE, OFDM, 9000, 0x0f, 0x00, 18, 0 }, 77/* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, (0x80|24), 2 }, 78/* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 2 }, 79/* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, (0x80|48), 4 }, 80/* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 4 }, 81/* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 4 }, 82/* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 4 }, 83/* 6.5 Mb */ { AH_TRUE, HT, 6500, 0x80, 0x00, 0, 4 }, 84/* 13 Mb */ { AH_TRUE, HT, 13000, 0x81, 0x00, 1, 4 }, 85/*19.5 Mb */ { AH_TRUE, HT, 19500, 0x82, 0x00, 2, 4 }, 86/* 26 Mb */ { AH_TRUE, HT, 26000, 0x83, 0x00, 3, 4 }, 87/* 39 Mb */ { AH_TRUE, HT, 39000, 0x84, 0x00, 4, 4 }, 88/* 52 Mb */ { AH_TRUE, HT, 52000, 0x85, 0x00, 5, 4 }, 89/*58.5 Mb */ { AH_TRUE, HT, 58500, 0x86, 0x00, 6, 4 }, 90/* 65 Mb */ { AH_TRUE, HT, 65000, 0x87, 0x00, 7, 4 }, 91/* 13 Mb */ { AH_TRUE, HT, 13000, 0x88, 0x00, 8, 4 }, 92/* 26 Mb */ { AH_TRUE, HT, 26000, 0x89, 0x00, 9, 4 }, 93/* 39 Mb */ { AH_TRUE, HT, 39000, 0x8a, 0x00, 10, 4 }, 94/* 52 Mb */ { AH_TRUE, HT, 52000, 0x8b, 0x00, 11, 4 }, 95/* 78 Mb */ { AH_TRUE, HT, 78000, 0x8c, 0x00, 12, 4 }, 96/* 104 Mb */ { AH_TRUE, HT, 104000, 0x8d, 0x00, 13, 4 }, 97/* 117 Mb */ { AH_TRUE, HT, 117000, 0x8e, 0x00, 14, 4 }, 98/* 130 Mb */ { AH_TRUE, HT, 130000, 0x8f, 0x00, 15, 4 }, 99 }, 100}; 101 102#undef OFDM 103#undef CCK 104#undef HT 105 106const HAL_RATE_TABLE * 107ar5416GetRateTable(struct ath_hal *ah, u_int mode) 108{ 109 HAL_RATE_TABLE *rt; 110 switch (mode) { 111 case HAL_MODE_11NG_HT20: 112 case HAL_MODE_11NG_HT40PLUS: 113 case HAL_MODE_11NG_HT40MINUS: 114 rt = &ar5416_11ng_table; 115 break; 116 case HAL_MODE_11NA_HT20: 117 case HAL_MODE_11NA_HT40PLUS: 118 case HAL_MODE_11NA_HT40MINUS: 119 rt = &ar5416_11na_table; 120 break; 121 default: 122 return ar5212GetRateTable(ah, mode); 123 } 124 ath_hal_setupratetable(ah, rt); 125 return rt; 126} 127