1/* 2 3 Broadcom BCM43xx wireless driver 4 5 Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, 6 Stefano Brivio <st3@riseup.net> 7 Michael Buesch <mbuesch@freenet.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 BCM43xx_RADIO_H_ 32#define BCM43xx_RADIO_H_ 33 34#include "bcm43xx.h" 35 36 37#define BCM43xx_RADIO_DEFAULT_CHANNEL_A 36 38#define BCM43xx_RADIO_DEFAULT_CHANNEL_BG 6 39 40/* Force antenna 0. */ 41#define BCM43xx_RADIO_TXANTENNA_0 0 42/* Force antenna 1. */ 43#define BCM43xx_RADIO_TXANTENNA_1 1 44/* Use the RX antenna, that was selected for the most recently 45 * received good PLCP header. 46 */ 47#define BCM43xx_RADIO_TXANTENNA_LASTPLCP 3 48#define BCM43xx_RADIO_TXANTENNA_DEFAULT BCM43xx_RADIO_TXANTENNA_LASTPLCP 49 50#define BCM43xx_RADIO_INTERFMODE_NONE 0 51#define BCM43xx_RADIO_INTERFMODE_NONWLAN 1 52#define BCM43xx_RADIO_INTERFMODE_MANUALWLAN 2 53#define BCM43xx_RADIO_INTERFMODE_AUTOWLAN 3 54 55 56void bcm43xx_radio_lock(struct bcm43xx_private *bcm); 57void bcm43xx_radio_unlock(struct bcm43xx_private *bcm); 58 59u16 bcm43xx_radio_read16(struct bcm43xx_private *bcm, u16 offset); 60void bcm43xx_radio_write16(struct bcm43xx_private *bcm, u16 offset, u16 val); 61 62u16 bcm43xx_radio_init2050(struct bcm43xx_private *bcm); 63void bcm43xx_radio_init2060(struct bcm43xx_private *bcm); 64 65void bcm43xx_radio_turn_on(struct bcm43xx_private *bcm); 66void bcm43xx_radio_turn_off(struct bcm43xx_private *bcm); 67 68static inline 69int bcm43xx_is_hw_radio_enabled(struct bcm43xx_private *bcm) 70{ 71 /* function to return state of hardware enable of radio 72 * returns 0 if radio disabled, 1 if radio enabled 73 */ 74 if (bcm->current_core->rev >= 3) 75 return ((bcm43xx_read32(bcm, BCM43xx_MMIO_RADIO_HWENABLED_HI) 76 & BCM43xx_MMIO_RADIO_HWENABLED_HI_MASK) 77 == 0) ? 1 : 0; 78 else 79 return ((bcm43xx_read16(bcm, BCM43xx_MMIO_RADIO_HWENABLED_LO) 80 & BCM43xx_MMIO_RADIO_HWENABLED_LO_MASK) 81 == 0) ? 0 : 1; 82} 83 84int bcm43xx_radio_selectchannel(struct bcm43xx_private *bcm, u8 channel, 85 int synthetic_pu_workaround); 86 87void bcm43xx_radio_set_txpower_a(struct bcm43xx_private *bcm, u16 txpower); 88void bcm43xx_radio_set_txpower_bg(struct bcm43xx_private *bcm, 89 u16 baseband_attenuation, u16 attenuation, 90 u16 txpower); 91 92u16 bcm43xx_default_baseband_attenuation(struct bcm43xx_private *bcm); 93u16 bcm43xx_default_radio_attenuation(struct bcm43xx_private *bcm); 94u16 bcm43xx_default_txctl1(struct bcm43xx_private *bcm); 95 96void bcm43xx_radio_set_txantenna(struct bcm43xx_private *bcm, u32 val); 97 98void bcm43xx_radio_clear_tssi(struct bcm43xx_private *bcm); 99 100u8 bcm43xx_radio_aci_detect(struct bcm43xx_private *bcm, u8 channel); 101u8 bcm43xx_radio_aci_scan(struct bcm43xx_private *bcm); 102 103int bcm43xx_radio_set_interference_mitigation(struct bcm43xx_private *bcm, int mode); 104 105void bcm43xx_calc_nrssi_slope(struct bcm43xx_private *bcm); 106void bcm43xx_calc_nrssi_threshold(struct bcm43xx_private *bcm); 107s16 bcm43xx_nrssi_hw_read(struct bcm43xx_private *bcm, u16 offset); 108void bcm43xx_nrssi_hw_write(struct bcm43xx_private *bcm, u16 offset, s16 val); 109void bcm43xx_nrssi_hw_update(struct bcm43xx_private *bcm, u16 val); 110void bcm43xx_nrssi_mem_update(struct bcm43xx_private *bcm); 111 112void bcm43xx_radio_set_tx_iq(struct bcm43xx_private *bcm); 113u16 bcm43xx_radio_calibrationvalue(struct bcm43xx_private *bcm); 114 115#endif /* BCM43xx_RADIO_H_ */ 116