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Commit 6c1bb927 authored by Michael Buesch's avatar Michael Buesch Committed by John W. Linville
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b43: Add LP-PHY baseband init for >=rev2 

This adds code for the baseband init of LP-PHY >=2.
Signed-off-by: default avatarMichael Buesch <mb@bu3sch.de>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 3302e44d
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Showing with 228 additions and 3 deletions
drivers/net/wireless/b43/Makefile
View file @ 6c1bb927
......@@ -6,6 +6,7 @@ b43-y += phy_g.o
b43-y += phy_a.o
b43-$(CONFIG_B43_NPHY) += phy_n.o
b43-$(CONFIG_B43_PHY_LP) += phy_lp.o
b43-$(CONFIG_B43_PHY_LP) += tables_lpphy.o
b43-y += sysfs.o
b43-y += xmit.o
b43-y += lo.o
......
drivers/net/wireless/b43/phy_lp.c
View file @ 6c1bb927
......@@ -3,7 +3,7 @@
Broadcom B43 wireless driver
IEEE 802.11g LP-PHY driver
Copyright (c) 2008 Michael Buesch <mb@bu3sch.de>
Copyright (c) 2008-2009 Michael Buesch <mb@bu3sch.de>
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
......@@ -25,6 +25,7 @@
#include "b43.h"
#include "phy_lp.h"
#include "phy_common.h"
#include "tables_lpphy.h"
static int b43_lpphy_op_allocate(struct b43_wldev *dev)
......@@ -69,7 +70,80 @@ static void lpphy_baseband_rev0_1_init(struct b43_wldev *dev)
static void lpphy_baseband_rev2plus_init(struct b43_wldev *dev)
{
//TODO
struct b43_phy_lp *lpphy = dev->phy.lp;
b43_phy_write(dev, B43_LPPHY_AFE_DAC_CTL, 0x50);
b43_phy_write(dev, B43_LPPHY_AFE_CTL, 0x8800);
b43_phy_write(dev, B43_LPPHY_AFE_CTL_OVR, 0);
b43_phy_write(dev, B43_LPPHY_AFE_CTL_OVRVAL, 0);
b43_phy_write(dev, B43_LPPHY_RF_OVERRIDE_0, 0);
b43_phy_write(dev, B43_LPPHY_RF_OVERRIDE_2, 0);
b43_phy_write(dev, B43_PHY_OFDM(0xF9), 0);
b43_phy_write(dev, B43_LPPHY_TR_LOOKUP_1, 0);
b43_phy_set(dev, B43_LPPHY_ADC_COMPENSATION_CTL, 0x10);
b43_phy_maskset(dev, B43_LPPHY_OFDMSYNCTHRESH0, 0xFF00, 0x78);
b43_phy_maskset(dev, B43_LPPHY_DCOFFSETTRANSIENT, 0xF8FF, 0x200);
b43_phy_maskset(dev, B43_LPPHY_DCOFFSETTRANSIENT, 0xFF00, 0x7F);
b43_phy_maskset(dev, B43_LPPHY_GAINDIRECTMISMATCH, 0xFF0F, 0x40);
b43_phy_maskset(dev, B43_LPPHY_PREAMBLECONFIRMTO, 0xFF00, 0x2);
b43_phy_mask(dev, B43_LPPHY_CRSGAIN_CTL, ~0x4000);
b43_phy_mask(dev, B43_LPPHY_CRSGAIN_CTL, ~0x2000);
b43_phy_set(dev, B43_PHY_OFDM(0x10A), 0x1);
b43_phy_maskset(dev, B43_LPPHY_CCKLMSSTEPSIZE, 0xFF01, 0x10);
b43_phy_maskset(dev, B43_PHY_OFDM(0xDF), 0xFF00, 0xF4);
b43_phy_maskset(dev, B43_PHY_OFDM(0xDF), 0x00FF, 0xF100);//FIXME specs are different
b43_phy_write(dev, B43_LPPHY_CLIPTHRESH, 0x48);
b43_phy_maskset(dev, B43_LPPHY_HIGAINDB, 0xFF00, 0x46);
b43_phy_maskset(dev, B43_PHY_OFDM(0xE4), 0xFF00, 0x10);
b43_phy_maskset(dev, B43_LPPHY_PWR_THRESH1, 0xFFF0, 0x9);
b43_phy_mask(dev, B43_LPPHY_GAINDIRECTMISMATCH, ~0xF);
b43_phy_maskset(dev, B43_LPPHY_VERYLOWGAINDB, 0x00FF, 0x5500);
b43_phy_maskset(dev, B43_LPPHY_CLIPCTRTHRESH, 0xF81F, 0xA0);
b43_phy_maskset(dev, B43_LPPHY_GAINDIRECTMISMATCH, 0xE0FF, 0x300);
b43_phy_maskset(dev, B43_LPPHY_HIGAINDB, 0x00FF, 0x2A00);
b43_phy_maskset(dev, B43_LPPHY_LOWGAINDB, 0x00FF, 0x1E00);
b43_phy_maskset(dev, B43_LPPHY_VERYLOWGAINDB, 0xFF00, 0xD);
b43_phy_maskset(dev, B43_PHY_OFDM(0xFE), 0xFFE0, 0x1F);
b43_phy_maskset(dev, B43_PHY_OFDM(0xFF), 0xFFE0, 0xC);
b43_phy_maskset(dev, B43_PHY_OFDM(0x100), 0xFF00, 0x19);
b43_phy_maskset(dev, B43_PHY_OFDM(0xFF), 0x03FF, 0x3C00);
b43_phy_maskset(dev, B43_PHY_OFDM(0xFE), 0xFC1F, 0x3E0);
b43_phy_maskset(dev, B43_PHY_OFDM(0xFF), 0xFFE0, 0xC);
b43_phy_maskset(dev, B43_PHY_OFDM(0x100), 0x00FF, 0x1900);
b43_phy_maskset(dev, B43_LPPHY_CLIPCTRTHRESH, 0x83FF, 0x5800);
b43_phy_maskset(dev, B43_LPPHY_CLIPCTRTHRESH, 0xFFE0, 0x12);
b43_phy_maskset(dev, B43_LPPHY_GAINMISMATCH, 0x0FFF, 0x9000);
if (dev->phy.rev < 2) {
//FIXME this will never execute.
//FIXME 32bit?
b43_lptab_write(dev, B43_LPTAB32(0x11, 0x14), 0);
b43_lptab_write(dev, B43_LPTAB32(0x08, 0x12), 0x40);
} else {
//FIXME 32bit?
b43_lptab_write(dev, B43_LPTAB32(0x08, 0x14), 0);
b43_lptab_write(dev, B43_LPTAB32(0x08, 0x12), 0x40);
}
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
b43_phy_set(dev, B43_LPPHY_CRSGAIN_CTL, 0x40);
b43_phy_maskset(dev, B43_LPPHY_CRSGAIN_CTL, 0xF0FF, 0xB00);
b43_phy_maskset(dev, B43_LPPHY_SYNCPEAKCNT, 0xFFF8, 0x6);
b43_phy_maskset(dev, B43_LPPHY_MINPWR_LEVEL, 0x00FF, 0x9D00);
b43_phy_maskset(dev, B43_LPPHY_MINPWR_LEVEL, 0xFF00, 0xA1);
} else /* 5GHz */
b43_phy_mask(dev, B43_LPPHY_CRSGAIN_CTL, ~0x40);
b43_phy_maskset(dev, B43_LPPHY_CRS_ED_THRESH, 0xFF00, 0xB3);
b43_phy_maskset(dev, B43_LPPHY_CRS_ED_THRESH, 0x00FF, 0xAD00);
b43_phy_maskset(dev, B43_LPPHY_INPUT_PWRDB, 0xFF00, lpphy->rx_pwr_offset);
b43_phy_set(dev, B43_LPPHY_RESET_CTL, 0x44);
b43_phy_write(dev, B43_LPPHY_RESET_CTL, 0x80);
b43_phy_write(dev, B43_LPPHY_AFE_RSSI_CTL_0, 0xA954);
b43_phy_write(dev, B43_LPPHY_AFE_RSSI_CTL_1,
0x2000 | ((u16)lpphy->rssi_gs << 10) |
((u16)lpphy->rssi_vc << 4) | lpphy->rssi_vf);
}
static void lpphy_baseband_init(struct b43_wldev *dev)
......
drivers/net/wireless/b43/phy_lp.h
View file @ 6c1bb927
......@@ -803,7 +803,47 @@
struct b43_phy_lp {
//TODO
/* Transmit isolation medium band */
u8 tx_isolation_med_band; /* FIXME initial value? */
/* Transmit isolation low band */
u8 tx_isolation_low_band; /* FIXME initial value? */
/* Transmit isolation high band */
u8 tx_isolation_hi_band; /* FIXME initial value? */
/* Receive power offset */
u8 rx_pwr_offset; /* FIXME initial value? */
/* TSSI transmit count */
u16 tssi_tx_count; /* FIXME initial value? */
/* TSSI index */
u16 tssi_idx; /* FIXME initial value? */
/* TSSI npt */
u16 tssi_npt; /* FIXME initial value? */
/* Target TX frequency */
u16 tgt_tx_freq; /* FIXME initial value? */
/* Transmit power index override */
s8 tx_pwr_idx_over; /* FIXME initial value? */
/* RSSI vf */
u8 rssi_vf; /* FIXME initial value? */
/* RSSI vc */
u8 rssi_vc; /* FIXME initial value? */
/* RSSI gs */
u8 rssi_gs; /* FIXME initial value? */
/* RC cap */
u8 rc_cap; /* FIXME initial value? */
/* BX arch */
u8 bx_arch; /* FIXME initial value? */
/* Full calibration channel */
u8 full_calib_chan; /* FIXME initial value? */
/* Transmit iqlocal best coeffs */
bool tx_iqloc_best_coeffs_valid;
u8 tx_iqloc_best_coeffs[11];
};
......
drivers/net/wireless/b43/tables_lpphy.c 0 → 100644
View file @ 6c1bb927
/*
Broadcom B43 wireless driver
IEEE 802.11g LP-PHY and radio device data tables
Copyright (c) 2009 Michael Buesch <mb@bu3sch.de>
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.
*/
#include "b43.h"
#include "tables_lpphy.h"
#include "phy_common.h"
#include "phy_lp.h"
u32 b43_lptab_read(struct b43_wldev *dev, u32 offset)
{
u32 type, value;
type = offset & B43_LPTAB_TYPEMASK;
offset &= ~B43_LPTAB_TYPEMASK;
B43_WARN_ON(offset > 0xFFFF);
switch (type) {
case B43_LPTAB_8BIT:
b43_phy_write(dev, B43_LPPHY_TABLE_ADDR, offset);
value = b43_phy_read(dev, B43_LPPHY_TABLEDATALO) & 0xFF;
break;
case B43_LPTAB_16BIT:
b43_phy_write(dev, B43_LPPHY_TABLE_ADDR, offset);
value = b43_phy_read(dev, B43_LPPHY_TABLEDATALO);
break;
case B43_LPTAB_32BIT:
b43_phy_write(dev, B43_LPPHY_TABLE_ADDR, offset);
value = b43_phy_read(dev, B43_LPPHY_TABLEDATAHI);
value <<= 16;
value |= b43_phy_read(dev, B43_LPPHY_TABLEDATALO);
break;
default:
B43_WARN_ON(1);
value = 0;
}
return value;
}
void b43_lptab_write(struct b43_wldev *dev, u32 offset, u32 value)
{
u32 type;
type = offset & B43_LPTAB_TYPEMASK;
offset &= ~B43_LPTAB_TYPEMASK;
B43_WARN_ON(offset > 0xFFFF);
switch (type) {
case B43_LPTAB_8BIT:
B43_WARN_ON(value & ~0xFF);
b43_phy_write(dev, B43_LPPHY_TABLE_ADDR, offset);
b43_phy_write(dev, B43_LPPHY_TABLEDATALO, value);
break;
case B43_LPTAB_16BIT:
B43_WARN_ON(value & ~0xFFFF);
b43_phy_write(dev, B43_LPPHY_TABLE_ADDR, offset);
b43_phy_write(dev, B43_LPPHY_TABLEDATALO, value);
break;
case B43_LPTAB_32BIT:
b43_phy_write(dev, B43_LPPHY_TABLE_ADDR, offset);
b43_phy_write(dev, B43_LPPHY_TABLEDATAHI, value >> 16);
b43_phy_write(dev, B43_LPPHY_TABLEDATALO, value);
break;
default:
B43_WARN_ON(1);
}
}
drivers/net/wireless/b43/tables_lpphy.h 0 → 100644
View file @ 6c1bb927
#ifndef B43_TABLES_LPPHY_H_
#define B43_TABLES_LPPHY_H_
#define B43_LPTAB_TYPEMASK 0xF0000000
#define B43_LPTAB_8BIT 0x10000000
#define B43_LPTAB_16BIT 0x20000000
#define B43_LPTAB_32BIT 0x30000000
#define B43_LPTAB8(table, offset) (((table) << 10) | (offset) | B43_LPTAB_8BIT)
#define B43_LPTAB16(table, offset) (((table) << 10) | (offset) | B43_LPTAB_16BIT)
#define B43_LPTAB32(table, offset) (((table) << 10) | (offset) | B43_LPTAB_32BIT)
/* Table definitions */
#define B43_LPTAB_TXPWR_R2PLUS B43_LPTAB32(0x07, 0) /* TX power lookup table (rev >= 2) */
#define B43_LPTAB_TXPWR_R0_1 B43_LPTAB32(0xA0, 0) /* TX power lookup table (rev < 2) */
u32 b43_lptab_read(struct b43_wldev *dev, u32 offset);
void b43_lptab_write(struct b43_wldev *dev, u32 offset, u32 value);
#endif /* B43_TABLES_LPPHY_H_ */
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