1 /*- 2 * SPDX-License-Identifier: ISC 3 * 4 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 5 * Copyright (c) 2002-2008 Atheros Communications, Inc. 6 * 7 * Permission to use, copy, modify, and/or distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 * 19 * $FreeBSD$ 20 */ 21 #include "opt_ah.h" 22 23 #include "ah.h" 24 #include "ah_internal.h" 25 26 #include "ar5416/ar5416.h" 27 28 /* shorthands to compact tables for readability */ 29 #define OFDM IEEE80211_T_OFDM 30 #define CCK IEEE80211_T_CCK 31 #define HT IEEE80211_T_HT 32 33 HAL_RATE_TABLE ar5416_11ng_table = { 34 28, /* number of rates */ 35 { 0 }, 36 { 37 /* short ctrl */ 38 /* valid rateCode Preamble dot11Rate Rate */ 39 /* 1 Mb */ { AH_TRUE, CCK, 1000, 0x1b, 0x00, (0x80| 2), 0 }, 40 /* 2 Mb */ { AH_TRUE, CCK, 2000, 0x1a, 0x04, (0x80| 4), 1 }, 41 /* 5.5 Mb */ { AH_TRUE, CCK, 5500, 0x19, 0x04, (0x80|11), 2 }, 42 /* 11 Mb */ { AH_TRUE, CCK, 11000, 0x18, 0x04, (0x80|22), 3 }, 43 /* Remove rates 6, 9 from rate ctrl */ 44 /* 6 Mb */ { AH_FALSE, OFDM, 6000, 0x0b, 0x00, 12, 4 }, 45 /* 9 Mb */ { AH_FALSE, OFDM, 9000, 0x0f, 0x00, 18, 4 }, 46 /* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, 24, 6 }, 47 /* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 6 }, 48 /* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, 48, 8 }, 49 /* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 8 }, 50 /* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 8 }, 51 /* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 8 }, 52 /* 6.5 Mb */ { AH_TRUE, HT, 6500, 0x80, 0x00, 0, 8 }, 53 /* 13 Mb */ { AH_TRUE, HT, 13000, 0x81, 0x00, 1, 8 }, 54 /*19.5 Mb */ { AH_TRUE, HT, 19500, 0x82, 0x00, 2, 8 }, 55 /* 26 Mb */ { AH_TRUE, HT, 26000, 0x83, 0x00, 3, 8 }, 56 /* 39 Mb */ { AH_TRUE, HT, 39000, 0x84, 0x00, 4, 8 }, 57 /* 52 Mb */ { AH_TRUE, HT, 52000, 0x85, 0x00, 5, 8 }, 58 /*58.5 Mb */ { AH_TRUE, HT, 58500, 0x86, 0x00, 6, 8 }, 59 /* 65 Mb */ { AH_TRUE, HT, 65000, 0x87, 0x00, 7, 8 }, 60 /* 13 Mb */ { AH_TRUE, HT, 13000, 0x88, 0x00, 8, 8 }, 61 /* 26 Mb */ { AH_TRUE, HT, 26000, 0x89, 0x00, 9, 8 }, 62 /* 39 Mb */ { AH_TRUE, HT, 39000, 0x8a, 0x00, 10, 8 }, 63 /* 52 Mb */ { AH_TRUE, HT, 52000, 0x8b, 0x00, 11, 8 }, 64 /* 78 Mb */ { AH_TRUE, HT, 78000, 0x8c, 0x00, 12, 8 }, 65 /* 104 Mb */ { AH_TRUE, HT, 104000, 0x8d, 0x00, 13, 8 }, 66 /* 117 Mb */ { AH_TRUE, HT, 117000, 0x8e, 0x00, 14, 8 }, 67 /* 130 Mb */ { AH_TRUE, HT, 130000, 0x8f, 0x00, 15, 8 }, 68 }, 69 }; 70 71 static HAL_RATE_TABLE ar5416_11na_table = { 72 24, /* number of rates */ 73 { 0 }, 74 { 75 /* short ctrl */ 76 /* valid rateCode Preamble dot11Rate Rate */ 77 /* 6 Mb */ { AH_TRUE, OFDM, 6000, 0x0b, 0x00, (0x80|12), 0 }, 78 /* 9 Mb */ { AH_TRUE, OFDM, 9000, 0x0f, 0x00, 18, 0 }, 79 /* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, (0x80|24), 2 }, 80 /* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 2 }, 81 /* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, (0x80|48), 4 }, 82 /* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 4 }, 83 /* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 4 }, 84 /* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 4 }, 85 /* 6.5 Mb */ { AH_TRUE, HT, 6500, 0x80, 0x00, 0, 4 }, 86 /* 13 Mb */ { AH_TRUE, HT, 13000, 0x81, 0x00, 1, 4 }, 87 /*19.5 Mb */ { AH_TRUE, HT, 19500, 0x82, 0x00, 2, 4 }, 88 /* 26 Mb */ { AH_TRUE, HT, 26000, 0x83, 0x00, 3, 4 }, 89 /* 39 Mb */ { AH_TRUE, HT, 39000, 0x84, 0x00, 4, 4 }, 90 /* 52 Mb */ { AH_TRUE, HT, 52000, 0x85, 0x00, 5, 4 }, 91 /*58.5 Mb */ { AH_TRUE, HT, 58500, 0x86, 0x00, 6, 4 }, 92 /* 65 Mb */ { AH_TRUE, HT, 65000, 0x87, 0x00, 7, 4 }, 93 /* 13 Mb */ { AH_TRUE, HT, 13000, 0x88, 0x00, 8, 4 }, 94 /* 26 Mb */ { AH_TRUE, HT, 26000, 0x89, 0x00, 9, 4 }, 95 /* 39 Mb */ { AH_TRUE, HT, 39000, 0x8a, 0x00, 10, 4 }, 96 /* 52 Mb */ { AH_TRUE, HT, 52000, 0x8b, 0x00, 11, 4 }, 97 /* 78 Mb */ { AH_TRUE, HT, 78000, 0x8c, 0x00, 12, 4 }, 98 /* 104 Mb */ { AH_TRUE, HT, 104000, 0x8d, 0x00, 13, 4 }, 99 /* 117 Mb */ { AH_TRUE, HT, 117000, 0x8e, 0x00, 14, 4 }, 100 /* 130 Mb */ { AH_TRUE, HT, 130000, 0x8f, 0x00, 15, 4 }, 101 }, 102 }; 103 104 #undef OFDM 105 #undef CCK 106 #undef HT 107 108 const HAL_RATE_TABLE * 109 ar5416GetRateTable(struct ath_hal *ah, u_int mode) 110 { 111 HAL_RATE_TABLE *rt; 112 switch (mode) { 113 case HAL_MODE_11NG_HT20: 114 case HAL_MODE_11NG_HT40PLUS: 115 case HAL_MODE_11NG_HT40MINUS: 116 rt = &ar5416_11ng_table; 117 break; 118 case HAL_MODE_11NA_HT20: 119 case HAL_MODE_11NA_HT40PLUS: 120 case HAL_MODE_11NA_HT40MINUS: 121 rt = &ar5416_11na_table; 122 break; 123 default: 124 return ar5212GetRateTable(ah, mode); 125 } 126 ath_hal_setupratetable(ah, rt); 127 return rt; 128 } 129