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/*
Broadcom B43 wireless driver
Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
Stefano Brivio <stefano.brivio@polimi.it>
Michael Buesch <mb@bu3sch.de>
Danny van Dyk <kugelfang@gentoo.org>
Andreas Jaggi <andreas.jaggi@waterwave.ch>
Some parts of the code in this file are derived from the ipw2200
driver Copyright(c) 2003 - 2004 Intel Corporation.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef B43_MAIN_H_
#define B43_MAIN_H_
#include "b43.h"
#define P4D_BYT3S(magic, nr_bytes) u8 __p4dding##magic[nr_bytes]
#define P4D_BYTES(line, nr_bytes) P4D_BYT3S(line, nr_bytes)
/* Magic helper macro to pad structures. Ignore those above. It's magic. */
#define PAD_BYTES(nr_bytes) P4D_BYTES( __LINE__ , (nr_bytes))
/* Lightweight function to convert a frequency (in Mhz) to a channel number. */
static inline u8 b43_freq_to_channel_5ghz(int freq)
{
return ((freq - 5000) / 5);
}
static inline u8 b43_freq_to_channel_2ghz(int freq)
{
u8 channel;
if (freq == 2484)
channel = 14;
else
channel = (freq - 2407) / 5;
return channel;
}
/* Lightweight function to convert a channel number to a frequency (in Mhz). */
static inline int b43_channel_to_freq_5ghz(u8 channel)
{
return (5000 + (5 * channel));
}
static inline int b43_channel_to_freq_2ghz(u8 channel)
{
int freq;
if (channel == 14)
freq = 2484;
else
freq = 2407 + (5 * channel);
return freq;
}
static inline int b43_is_cck_rate(int rate)
{
return (rate == B43_CCK_RATE_1MB ||
rate == B43_CCK_RATE_2MB ||
rate == B43_CCK_RATE_5MB || rate == B43_CCK_RATE_11MB);
}
static inline int b43_is_ofdm_rate(int rate)
{
return !b43_is_cck_rate(rate);
}
void b43_tsf_read(struct b43_wldev *dev, u64 * tsf);
void b43_tsf_write(struct b43_wldev *dev, u64 tsf);
u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset);
u16 b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset);
void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value);
void b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value);
u32 b43_hf_read(struct b43_wldev *dev);
void b43_hf_write(struct b43_wldev *dev, u32 value);
void b43_dummy_transmission(struct b43_wldev *dev);
void b43_wireless_core_reset(struct b43_wldev *dev, u32 flags);
void b43_mac_suspend(struct b43_wldev *dev);
void b43_mac_enable(struct b43_wldev *dev);
void b43_controller_restart(struct b43_wldev *dev, const char *reason);
#define B43_PS_ENABLED (1 << 0) /* Force enable hardware power saving */
#define B43_PS_DISABLED (1 << 1) /* Force disable hardware power saving */
#define B43_PS_AWAKE (1 << 2) /* Force device awake */
#define B43_PS_ASLEEP (1 << 3) /* Force device asleep */
void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags);
#endif /* B43_MAIN_H_ */
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