3 Broadcom B43 wireless driver
5 Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
6 Stefano Brivio <st3@riseup.net>
7 Michael Buesch <mb@bu3sch.de>
8 Danny van Dyk <kugelfang@gentoo.org>
9 Andreas Jaggi <andreas.jaggi@waterwave.ch>
11 Some parts of the code in this file are derived from the ipw2200
12 driver Copyright(c) 2003 - 2004 Intel Corporation.
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.
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.
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.
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))
41 /* Lightweight function to convert a frequency (in Mhz) to a channel number. */
42 static inline u8
b43_freq_to_channel_a(int freq
)
44 return ((freq
- 5000) / 5);
46 static inline u8
b43_freq_to_channel_bg(int freq
)
53 channel
= (freq
- 2407) / 5;
57 static inline u8
b43_freq_to_channel(struct b43_wldev
*dev
, int freq
)
59 if (dev
->phy
.type
== B43_PHYTYPE_A
)
60 return b43_freq_to_channel_a(freq
);
61 return b43_freq_to_channel_bg(freq
);
64 /* Lightweight function to convert a channel number to a frequency (in Mhz). */
65 static inline int b43_channel_to_freq_a(u8 channel
)
67 return (5000 + (5 * channel
));
69 static inline int b43_channel_to_freq_bg(u8 channel
)
76 freq
= 2407 + (5 * channel
);
80 static inline int b43_channel_to_freq(struct b43_wldev
*dev
, u8 channel
)
82 if (dev
->phy
.type
== B43_PHYTYPE_A
)
83 return b43_channel_to_freq_a(channel
);
84 return b43_channel_to_freq_bg(channel
);
87 static inline int b43_is_cck_rate(int rate
)
89 return (rate
== B43_CCK_RATE_1MB
||
90 rate
== B43_CCK_RATE_2MB
||
91 rate
== B43_CCK_RATE_5MB
|| rate
== B43_CCK_RATE_11MB
);
94 static inline int b43_is_ofdm_rate(int rate
)
96 return !b43_is_cck_rate(rate
);
99 void b43_tsf_read(struct b43_wldev
*dev
, u64
* tsf
);
100 void b43_tsf_write(struct b43_wldev
*dev
, u64 tsf
);
102 u32
b43_shm_read32(struct b43_wldev
*dev
, u16 routing
, u16 offset
);
103 u16
b43_shm_read16(struct b43_wldev
*dev
, u16 routing
, u16 offset
);
104 void b43_shm_write32(struct b43_wldev
*dev
, u16 routing
, u16 offset
, u32 value
);
105 void b43_shm_write16(struct b43_wldev
*dev
, u16 routing
, u16 offset
, u16 value
);
107 u32
b43_hf_read(struct b43_wldev
*dev
);
108 void b43_hf_write(struct b43_wldev
*dev
, u32 value
);
110 void b43_dummy_transmission(struct b43_wldev
*dev
);
112 void b43_wireless_core_reset(struct b43_wldev
*dev
, u32 flags
);
114 void b43_mac_suspend(struct b43_wldev
*dev
);
115 void b43_mac_enable(struct b43_wldev
*dev
);
117 void b43_controller_restart(struct b43_wldev
*dev
, const char *reason
);
119 #define B43_PS_ENABLED (1 << 0) /* Force enable hardware power saving */
120 #define B43_PS_DISABLED (1 << 1) /* Force disable hardware power saving */
121 #define B43_PS_AWAKE (1 << 2) /* Force device awake */
122 #define B43_PS_ASLEEP (1 << 3) /* Force device asleep */
123 void b43_power_saving_ctl_bits(struct b43_wldev
*dev
, unsigned int ps_flags
);
125 #endif /* B43_MAIN_H_ */
This page took 0.05 seconds and 5 git commands to generate.