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114 lines
2.9 KiB
114 lines
2.9 KiB
/* 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 <[email protected]>, |
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Copyright (c) 2005 Stefano Brivio <[email protected]> |
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Copyright (c) 2005, 2006 Michael Buesch <[email protected]> |
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Copyright (c) 2005 Danny van Dyk <[email protected]> |
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Copyright (c) 2005 Andreas Jaggi <[email protected]> |
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Copyright (c) 2007 Larry Finger <[email protected]> |
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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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