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1 | /* |
2 | ||
3 | Broadcom B43 wireless driver | |
4 | ||
5 | Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, | |
1f21ad2a | 6 | Stefano Brivio <stefano.brivio@polimi.it> |
e4d6b795 MB |
7 | Michael Buesch <mb@bu3sch.de> |
8 | Danny van Dyk <kugelfang@gentoo.org> | |
9 | Andreas Jaggi <andreas.jaggi@waterwave.ch> | |
10 | ||
11 | Some parts of the code in this file are derived from the ipw2200 | |
12 | driver Copyright(c) 2003 - 2004 Intel Corporation. | |
13 | ||
14 | This program is free software; you can redistribute it and/or modify | |
15 | it under the terms of the GNU General Public License as published by | |
16 | the Free Software Foundation; either version 2 of the License, or | |
17 | (at your option) any later version. | |
18 | ||
19 | This program is distributed in the hope that it will be useful, | |
20 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | GNU General Public License for more details. | |
23 | ||
24 | You should have received a copy of the GNU General Public License | |
25 | along with this program; see the file COPYING. If not, write to | |
26 | the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, | |
27 | Boston, MA 02110-1301, USA. | |
28 | ||
29 | */ | |
30 | ||
31 | #ifndef B43_MAIN_H_ | |
32 | #define B43_MAIN_H_ | |
33 | ||
34 | #include "b43.h" | |
35 | ||
36 | #define P4D_BYT3S(magic, nr_bytes) u8 __p4dding##magic[nr_bytes] | |
37 | #define P4D_BYTES(line, nr_bytes) P4D_BYT3S(line, nr_bytes) | |
38 | /* Magic helper macro to pad structures. Ignore those above. It's magic. */ | |
39 | #define PAD_BYTES(nr_bytes) P4D_BYTES( __LINE__ , (nr_bytes)) | |
40 | ||
e6f5b934 MB |
41 | |
42 | extern int b43_modparam_qos; | |
43 | ||
44 | ||
e4d6b795 | 45 | /* Lightweight function to convert a frequency (in Mhz) to a channel number. */ |
d987160b | 46 | static inline u8 b43_freq_to_channel_5ghz(int freq) |
e4d6b795 MB |
47 | { |
48 | return ((freq - 5000) / 5); | |
49 | } | |
d987160b | 50 | static inline u8 b43_freq_to_channel_2ghz(int freq) |
e4d6b795 MB |
51 | { |
52 | u8 channel; | |
53 | ||
54 | if (freq == 2484) | |
55 | channel = 14; | |
56 | else | |
57 | channel = (freq - 2407) / 5; | |
58 | ||
59 | return channel; | |
60 | } | |
e4d6b795 MB |
61 | |
62 | /* Lightweight function to convert a channel number to a frequency (in Mhz). */ | |
d987160b | 63 | static inline int b43_channel_to_freq_5ghz(u8 channel) |
e4d6b795 MB |
64 | { |
65 | return (5000 + (5 * channel)); | |
66 | } | |
d987160b | 67 | static inline int b43_channel_to_freq_2ghz(u8 channel) |
e4d6b795 MB |
68 | { |
69 | int freq; | |
70 | ||
71 | if (channel == 14) | |
72 | freq = 2484; | |
73 | else | |
74 | freq = 2407 + (5 * channel); | |
75 | ||
76 | return freq; | |
77 | } | |
e4d6b795 MB |
78 | |
79 | static inline int b43_is_cck_rate(int rate) | |
80 | { | |
81 | return (rate == B43_CCK_RATE_1MB || | |
82 | rate == B43_CCK_RATE_2MB || | |
83 | rate == B43_CCK_RATE_5MB || rate == B43_CCK_RATE_11MB); | |
84 | } | |
85 | ||
86 | static inline int b43_is_ofdm_rate(int rate) | |
87 | { | |
88 | return !b43_is_cck_rate(rate); | |
89 | } | |
90 | ||
9db1f6d7 MB |
91 | u8 b43_ieee80211_antenna_sanitize(struct b43_wldev *dev, |
92 | u8 antenna_nr); | |
93 | ||
e4d6b795 MB |
94 | void b43_tsf_read(struct b43_wldev *dev, u64 * tsf); |
95 | void b43_tsf_write(struct b43_wldev *dev, u64 tsf); | |
96 | ||
97 | u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset); | |
98 | u16 b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset); | |
99 | void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value); | |
100 | void b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value); | |
101 | ||
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102 | u64 b43_hf_read(struct b43_wldev *dev); |
103 | void b43_hf_write(struct b43_wldev *dev, u64 value); | |
e4d6b795 MB |
104 | |
105 | void b43_dummy_transmission(struct b43_wldev *dev); | |
106 | ||
107 | void b43_wireless_core_reset(struct b43_wldev *dev, u32 flags); | |
108 | ||
e4d6b795 MB |
109 | void b43_controller_restart(struct b43_wldev *dev, const char *reason); |
110 | ||
111 | #define B43_PS_ENABLED (1 << 0) /* Force enable hardware power saving */ | |
112 | #define B43_PS_DISABLED (1 << 1) /* Force disable hardware power saving */ | |
113 | #define B43_PS_AWAKE (1 << 2) /* Force device awake */ | |
114 | #define B43_PS_ASLEEP (1 << 3) /* Force device asleep */ | |
115 | void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags); | |
116 | ||
117 | #endif /* B43_MAIN_H_ */ |