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a9533e7e HP |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
16 | ||
f8557965 RV |
17 | #ifndef _BRCM_CHANNEL_H_ |
18 | #define _BRCM_CHANNEL_H_ | |
a9533e7e | 19 | |
a9533e7e HP |
20 | #define WLC_TXPWR_DB_FACTOR 4 /* conversion for phy txpwr cacluations that use .25 dB units */ |
21 | ||
22 | struct wlc_info; | |
23 | ||
24 | /* maxpwr mapping to 5GHz band channels: | |
25 | * maxpwr[0] - channels [34-48] | |
26 | * maxpwr[1] - channels [52-60] | |
27 | * maxpwr[2] - channels [62-64] | |
28 | * maxpwr[3] - channels [100-140] | |
29 | * maxpwr[4] - channels [149-165] | |
30 | */ | |
31 | #define BAND_5G_PWR_LVLS 5 /* 5 power levels for 5G */ | |
32 | ||
33 | /* power level in group of 2.4GHz band channels: | |
34 | * maxpwr[0] - CCK channels [1] | |
35 | * maxpwr[1] - CCK channels [2-10] | |
36 | * maxpwr[2] - CCK channels [11-14] | |
37 | * maxpwr[3] - OFDM channels [1] | |
38 | * maxpwr[4] - OFDM channels [2-10] | |
39 | * maxpwr[5] - OFDM channels [11-14] | |
40 | */ | |
41 | ||
42 | /* macro to get 2.4 GHz channel group index for tx power */ | |
43 | #define CHANNEL_POWER_IDX_2G_CCK(c) (((c) < 2) ? 0 : (((c) < 11) ? 1 : 2)) /* cck index */ | |
44 | #define CHANNEL_POWER_IDX_2G_OFDM(c) (((c) < 2) ? 3 : (((c) < 11) ? 4 : 5)) /* ofdm index */ | |
45 | ||
46 | /* macro to get 5 GHz channel group index for tx power */ | |
47 | #define CHANNEL_POWER_IDX_5G(c) \ | |
fd64bcc4 | 48 | (((c) < 52) ? 0 : (((c) < 62) ? 1 : (((c) < 100) ? 2 : (((c) < 149) ? 3 : 4)))) |
a9533e7e HP |
49 | |
50 | #define WLC_MAXPWR_TBL_SIZE 6 /* max of BAND_5G_PWR_LVLS and 6 for 2.4 GHz */ | |
51 | #define WLC_MAXPWR_MIMO_TBL_SIZE 14 /* max of BAND_5G_PWR_LVLS and 14 for 2.4 GHz */ | |
52 | ||
53 | /* locale channel and power info. */ | |
54 | typedef struct { | |
66cbd3ab | 55 | u32 valid_channels; |
41feb5ed GKH |
56 | u8 radar_channels; /* List of radar sensitive channels */ |
57 | u8 restricted_channels; /* List of channels used only if APs are detected */ | |
562c8850 GKH |
58 | s8 maxpwr[WLC_MAXPWR_TBL_SIZE]; /* Max tx pwr in qdBm for each sub-band */ |
59 | s8 pub_maxpwr[BAND_5G_PWR_LVLS]; /* Country IE advertised max tx pwr in dBm | |
a9533e7e HP |
60 | * per sub-band |
61 | */ | |
41feb5ed | 62 | u8 flags; |
a9533e7e HP |
63 | } locale_info_t; |
64 | ||
65 | /* bits for locale_info flags */ | |
66 | #define WLC_PEAK_CONDUCTED 0x00 /* Peak for locals */ | |
67 | #define WLC_EIRP 0x01 /* Flag for EIRP */ | |
68 | #define WLC_DFS_TPC 0x02 /* Flag for DFS TPC */ | |
69 | #define WLC_NO_OFDM 0x04 /* Flag for No OFDM */ | |
70 | #define WLC_NO_40MHZ 0x08 /* Flag for No MIMO 40MHz */ | |
71 | #define WLC_NO_MIMO 0x10 /* Flag for No MIMO, 20 or 40 MHz */ | |
72 | #define WLC_RADAR_TYPE_EU 0x20 /* Flag for EU */ | |
73 | #define WLC_DFS_FCC WLC_DFS_TPC /* Flag for DFS FCC */ | |
74 | #define WLC_DFS_EU (WLC_DFS_TPC | WLC_RADAR_TYPE_EU) /* Flag for DFS EU */ | |
75 | ||
76 | #define ISDFS_EU(fl) (((fl) & WLC_DFS_EU) == WLC_DFS_EU) | |
77 | ||
78 | /* locale per-channel tx power limits for MIMO frames | |
79 | * maxpwr arrays are index by channel for 2.4 GHz limits, and | |
80 | * by sub-band for 5 GHz limits using CHANNEL_POWER_IDX_5G(channel) | |
81 | */ | |
82 | typedef struct { | |
562c8850 GKH |
83 | s8 maxpwr20[WLC_MAXPWR_MIMO_TBL_SIZE]; /* tx 20 MHz power limits, qdBm units */ |
84 | s8 maxpwr40[WLC_MAXPWR_MIMO_TBL_SIZE]; /* tx 40 MHz power limits, qdBm units */ | |
41feb5ed | 85 | u8 flags; |
a9533e7e HP |
86 | } locale_mimo_info_t; |
87 | ||
88 | extern const chanvec_t chanvec_all_2G; | |
89 | extern const chanvec_t chanvec_all_5G; | |
90 | ||
91 | /* | |
92 | * Country names and abbreviations with locale defined from ISO 3166 | |
93 | */ | |
94 | struct country_info { | |
41feb5ed GKH |
95 | const u8 locale_2G; /* 2.4G band locale */ |
96 | const u8 locale_5G; /* 5G band locale */ | |
97 | const u8 locale_mimo_2G; /* 2.4G mimo info */ | |
98 | const u8 locale_mimo_5G; /* 5G mimo info */ | |
a9533e7e HP |
99 | }; |
100 | ||
101 | typedef struct country_info country_info_t; | |
102 | ||
103 | typedef struct wlc_cm_info wlc_cm_info_t; | |
104 | ||
105 | extern wlc_cm_info_t *wlc_channel_mgr_attach(struct wlc_info *wlc); | |
7cc4a4c0 | 106 | extern void wlc_channel_mgr_detach(wlc_cm_info_t *wlc_cm); |
a9533e7e | 107 | |
41feb5ed | 108 | extern u8 wlc_channel_locale_flags_in_band(wlc_cm_info_t *wlc_cm, |
62b54dca | 109 | uint bandunit); |
a9533e7e | 110 | |
7cc4a4c0 | 111 | extern bool wlc_valid_chanspec_db(wlc_cm_info_t *wlc_cm, chanspec_t chspec); |
a9533e7e | 112 | |
7cc4a4c0 | 113 | extern void wlc_channel_reg_limits(wlc_cm_info_t *wlc_cm, |
a9533e7e HP |
114 | chanspec_t chanspec, |
115 | struct txpwr_limits *txpwr); | |
7cc4a4c0 | 116 | extern void wlc_channel_set_chanspec(wlc_cm_info_t *wlc_cm, |
a9533e7e | 117 | chanspec_t chanspec, |
41feb5ed | 118 | u8 local_constraint_qdbm); |
a9533e7e | 119 | |
a9533e7e | 120 | #endif /* _WLC_CHANNEL_H */ |