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ca47d34458
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 41 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com> Reviewed-by: Steve Winslow <swinslow@gmail.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190519154042.524645346@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
114 lines
2.9 KiB
C
114 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Broadcom B43legacy wireless driver
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Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
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Copyright (c) 2005 Stefano Brivio <stefano.brivio@polimi.it>
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Copyright (c) 2005, 2006 Michael Buesch <m@bues.ch>
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Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
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Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
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Copyright (c) 2007 Larry Finger <Larry.Finger@lwfinger.net>
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Some parts of the code in this file are derived from the ipw2200
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driver Copyright(c) 2003 - 2004 Intel Corporation.
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*/
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#ifndef B43legacy_MAIN_H_
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#define B43legacy_MAIN_H_
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#include "b43legacy.h"
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#define P4D_BYT3S(magic, nr_bytes) u8 __p4dding##magic[nr_bytes]
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#define P4D_BYTES(line, nr_bytes) P4D_BYT3S(line, nr_bytes)
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/* Magic helper macro to pad structures. Ignore those above. It's magic. */
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#define PAD_BYTES(nr_bytes) P4D_BYTES(__LINE__ , (nr_bytes))
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/* Lightweight function to convert a frequency (in Mhz) to a channel number. */
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static inline
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u8 b43legacy_freq_to_channel_bg(int freq)
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{
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u8 channel;
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if (freq == 2484)
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channel = 14;
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else
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channel = (freq - 2407) / 5;
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return channel;
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}
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static inline
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u8 b43legacy_freq_to_channel(struct b43legacy_wldev *dev,
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int freq)
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{
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return b43legacy_freq_to_channel_bg(freq);
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}
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/* Lightweight function to convert a channel number to a frequency (in Mhz). */
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static inline
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int b43legacy_channel_to_freq_bg(u8 channel)
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{
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int freq;
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if (channel == 14)
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freq = 2484;
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else
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freq = 2407 + (5 * channel);
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return freq;
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}
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static inline
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int b43legacy_channel_to_freq(struct b43legacy_wldev *dev,
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u8 channel)
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{
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return b43legacy_channel_to_freq_bg(channel);
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}
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static inline
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int b43legacy_is_cck_rate(int rate)
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{
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return (rate == B43legacy_CCK_RATE_1MB ||
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rate == B43legacy_CCK_RATE_2MB ||
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rate == B43legacy_CCK_RATE_5MB ||
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rate == B43legacy_CCK_RATE_11MB);
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}
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static inline
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int b43legacy_is_ofdm_rate(int rate)
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{
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return !b43legacy_is_cck_rate(rate);
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}
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void b43legacy_tsf_read(struct b43legacy_wldev *dev, u64 *tsf);
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void b43legacy_tsf_write(struct b43legacy_wldev *dev, u64 tsf);
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u32 b43legacy_shm_read32(struct b43legacy_wldev *dev,
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u16 routing, u16 offset);
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u16 b43legacy_shm_read16(struct b43legacy_wldev *dev,
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u16 routing, u16 offset);
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void b43legacy_shm_write32(struct b43legacy_wldev *dev,
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u16 routing, u16 offset,
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u32 value);
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void b43legacy_shm_write16(struct b43legacy_wldev *dev,
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u16 routing, u16 offset,
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u16 value);
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u32 b43legacy_hf_read(struct b43legacy_wldev *dev);
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void b43legacy_hf_write(struct b43legacy_wldev *dev, u32 value);
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void b43legacy_dummy_transmission(struct b43legacy_wldev *dev);
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void b43legacy_wireless_core_reset(struct b43legacy_wldev *dev, u32 flags);
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void b43legacy_mac_suspend(struct b43legacy_wldev *dev);
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void b43legacy_mac_enable(struct b43legacy_wldev *dev);
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void b43legacy_controller_restart(struct b43legacy_wldev *dev,
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const char *reason);
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#endif /* B43legacy_MAIN_H_ */
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