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 42extern int b43_modparam_verbose; 43 44/* Logmessage verbosity levels. Update the b43_modparam_verbose helptext, if 45 * you add or remove levels. */ 46enum 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. */ 63static inline u8 b43_freq_to_channel_5ghz(int freq) 64{ 65 return ((freq - 5000) / 5); 66} 67static 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). */ 80static inline int b43_channel_to_freq_5ghz(u8 channel) 81{ 82 return (5000 + (5 * channel)); 83} 84static 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 96static 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 103static inline int b43_is_ofdm_rate(int rate) 104{ 105 return !b43_is_cck_rate(rate); 106} 107 108u8 b43_ieee80211_antenna_sanitize(struct b43_wldev *dev, 109 u8 antenna_nr); 110 111void b43_tsf_read(struct b43_wldev *dev, u64 * tsf); 112void b43_tsf_write(struct b43_wldev *dev, u64 tsf); 113 114u32 b43_shm_read32(struct b43_wldev *dev, u16 routing, u16 offset); 115u16 b43_shm_read16(struct b43_wldev *dev, u16 routing, u16 offset); 116void b43_shm_write32(struct b43_wldev *dev, u16 routing, u16 offset, u32 value); 117void b43_shm_write16(struct b43_wldev *dev, u16 routing, u16 offset, u16 value); 118 119u64 b43_hf_read(struct b43_wldev *dev); 120void b43_hf_write(struct b43_wldev *dev, u64 value); 121 122void b43_dummy_transmission(struct b43_wldev *dev, bool ofdm, bool pa_on); 123 124void b43_wireless_core_reset(struct b43_wldev *dev, u32 flags); 125 126void b43_controller_restart(struct b43_wldev *dev, const char *reason); 127 128#define B43_PS_ENABLED (1 << 0) /* Force enable hardware power saving */ 129#define B43_PS_DISABLED (1 << 1) /* Force disable hardware power saving */ 130#define B43_PS_AWAKE (1 << 2) /* Force device awake */ 131#define B43_PS_ASLEEP (1 << 3) /* Force device asleep */ 132void b43_power_saving_ctl_bits(struct b43_wldev *dev, unsigned int ps_flags); 133 134void b43_mac_suspend(struct b43_wldev *dev); 135void b43_mac_enable(struct b43_wldev *dev); 136 137 138struct b43_request_fw_context; 139int b43_do_request_fw(struct b43_request_fw_context *ctx, 140 const char *name, 141 struct b43_firmware_file *fw); 142void b43_do_release_fw(struct b43_firmware_file *fw); 143 144#endif /* B43_MAIN_H_ */ 145