1/*
2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
3 * Copyright (c) 2002-2004 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 "ar5210/ar5210.h"
25
26/* shorthands to compact tables for readability */
27#define	OFDM	IEEE80211_T_OFDM
28#define	TURBO	IEEE80211_T_TURBO
29
30HAL_RATE_TABLE ar5210_11a_table = {
31	8,  /* number of rates */
32	{ 0 },
33	{
34/*                                                  short            ctrl  */
35/*                valid                 rateCode Preamble  dot11Rate Rate */
36/*   6 Mb */ {  AH_TRUE, OFDM,    6000,     0x0b,    0x00, (0x80|12),   0 },
37/*   9 Mb */ {  AH_TRUE, OFDM,    9000,     0x0f,    0x00,        18,   0 },
38/*  12 Mb */ {  AH_TRUE, OFDM,   12000,     0x0a,    0x00, (0x80|24),   2 },
39/*  18 Mb */ {  AH_TRUE, OFDM,   18000,     0x0e,    0x00,        36,   2 },
40/*  24 Mb */ {  AH_TRUE, OFDM,   24000,     0x09,    0x00, (0x80|48),   4 },
41/*  36 Mb */ {  AH_TRUE, OFDM,   36000,     0x0d,    0x00,        72,   4 },
42/*  48 Mb */ {  AH_TRUE, OFDM,   48000,     0x08,    0x00,        96,   4 },
43/*  54 Mb */ {  AH_TRUE, OFDM,   54000,     0x0c,    0x00,       108,   4 }
44	},
45};
46
47HAL_RATE_TABLE ar5210_turbo_table = {
48	8,  /* number of rates */
49	{ 0 },
50	{
51/*                                                 short            ctrl  */
52/*                valid                rateCode Preamble  dot11Rate Rate */
53/*   6 Mb */ {  AH_TRUE, TURBO,  12000,    0x0b,    0x00, (0x80|12),   0 },
54/*   9 Mb */ {  AH_TRUE, TURBO,  18000,    0x0f,    0x00,        18,   0 },
55/*  12 Mb */ {  AH_TRUE, TURBO,  24000,    0x0a,    0x00, (0x80|24),   2 },
56/*  18 Mb */ {  AH_TRUE, TURBO,  36000,    0x0e,    0x00,        36,   2 },
57/*  24 Mb */ {  AH_TRUE, TURBO,  48000,    0x09,    0x00, (0x80|48),   4 },
58/*  36 Mb */ {  AH_TRUE, TURBO,  72000,    0x0d,    0x00,        72,   4 },
59/*  48 Mb */ {  AH_TRUE, TURBO,  96000,    0x08,    0x00,        96,   4 },
60/*  54 Mb */ {  AH_TRUE, TURBO, 108000,    0x0c,    0x00,       108,   4 }
61	},
62};
63
64#undef	OFDM
65#undef	TURBO
66
67const HAL_RATE_TABLE *
68ar5210GetRateTable(struct ath_hal *ah, u_int mode)
69{
70	HAL_RATE_TABLE *rt;
71	switch (mode) {
72	case HAL_MODE_11A:
73		rt = &ar5210_11a_table;
74		break;
75	case HAL_MODE_TURBO:
76		rt =  &ar5210_turbo_table;
77		break;
78	default:
79		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n",
80		    __func__, mode);
81		return AH_NULL;
82	}
83	ath_hal_setupratetable(ah, rt);
84	return rt;
85}
86