1 /*
2
3 Broadcom B43 wireless driver
4
5 Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
6 Stefano Brivio <stefano.brivio@polimi.it>
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
41
42 extern int b43_modparam_verbose;
43
44 /* Logmessage verbosity levels. Update the b43_modparam_verbose helptext, if
45 * you add or remove levels. */
46 enum b43_verbosity {
47 B43_VERBOSITY_ERROR,
48 B43_VERBOSITY_WARN,
49 B43_VERBOSITY_INFO,
50 B43_VERBOSITY_DEBUG,
51 __B43_VERBOSITY_AFTERLAST, /* keep last */
52
53 B43_VERBOSITY_MAX = __B43_VERBOSITY_AFTERLAST - 1,
54 #if B43_DEBUG
55 B43_VERBOSITY_DEFAULT = B43_VERBOSITY_DEBUG,
56 #else
57 B43_VERBOSITY_DEFAULT = B43_VERBOSITY_INFO,
58 #endif
59 };
60
61
62 /* Lightweight function to convert a frequency (in Mhz) to a channel number. */
63 static inline u8 b43_freq_to_channel_5ghz(int freq)
64 {
65 return ((freq - 5000) / 5);
66 }
67 static inline u8 b43_freq_to_channel_2ghz(int freq)
68 {
69 u8 channel;
70
71 if (freq == 2484)
72 channel = 14;
73 else
74 channel = (freq - 2407) / 5;
75
76 return channel;
77 }
78
79 /* Lightweight function to convert a channel number to a frequency (in Mhz). */
80 static inline int b43_channel_to_freq_5ghz(u8 channel)
81 {
82 return (5000 + (5 * channel));
83 }
84 static inline int b43_channel_to_freq_2ghz(u8 channel)
85 {
86 int freq;
87
88 if (channel == 14)
89 freq = 2484;
90 else
91 freq = 2407 + (5 * channel);
92
93 return freq;
94 }
95
96 static inline int b43_is_cck_rate(int rate)
97 {
98 return (rate == B43_CCK_RATE_1MB ||
99 rate == B43_CCK_RATE_2MB ||
100 rate == B43_CCK_RATE_5MB || rate == B43_CCK_RATE_11MB);
101 }
102
103 static inline int b43_is_ofdm_rate(int rate)
104 {
105 return !b43_is_cck_rate(rate);
106 }
107
108 u8 b43_ieee80211_antenna_sanitize(struct b43_wldev *dev,
109 u8 antenna_nr);
110
111 void b43_tsf_read(struct b43_wldev *dev, u64 * tsf);
112 void b43_tsf_write(struct b43_wldev *dev, u64 tsf);
113
114 u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset);
115 u32 __b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset);
116 u16 b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset);
117 u16 __b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset);
118 void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value);
119 void __b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value);
120 void b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value);
121 void __b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value);
122
123 u64 b43_hf_read(struct b43_wldev *dev);
124 void b43_hf_write(struct b43_wldev *dev, u64 value);
125
126 void b43_dummy_transmission(struct b43_wldev *dev);
127
128 void b43_wireless_core_reset(struct b43_wldev *dev, u32 flags);
129
130 void b43_controller_restart(struct b43_wldev *dev, const char *reason);
131
132 #define B43_PS_ENABLED (1 << 0) /* Force enable hardware power saving */
133 #define B43_PS_DISABLED (1 << 1) /* Force disable hardware power saving */
134 #define B43_PS_AWAKE (1 << 2) /* Force device awake */
135 #define B43_PS_ASLEEP (1 << 3) /* Force device asleep */
136 void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags);
137
138 void b43_mac_suspend(struct b43_wldev *dev);
139 void b43_mac_enable(struct b43_wldev *dev);
140
141
142 struct b43_request_fw_context;
143 int b43_do_request_fw(struct b43_request_fw_context *ctx,
144 const char *name,
145 struct b43_firmware_file *fw);
146 void b43_do_release_fw(struct b43_firmware_file *fw);
147
148 #endif /* B43_MAIN_H_ */
149
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