ar5416_phy.c

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    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 }

Cache object: ad003c88d8736cd60f632559e494ce8f

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FreeBSD/Linux Kernel Cross Reference sys/dev/ath/ath_hal/ar5416/ar5416_phy.c

FreeBSD/Linux Kernel Cross Reference
sys/dev/ath/ath_hal/ar5416/ar5416_phy.c