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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-24 09:50:04 +00:00
4657 lines
134 KiB
C
4657 lines
134 KiB
C
/*
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Broadcom B43 wireless driver
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IEEE 802.11n PHY support
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Copyright (c) 2008 Michael Buesch <m@bues.ch>
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Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <linux/delay.h>
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#include <linux/slab.h>
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#include <linux/types.h>
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#include "b43.h"
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#include "phy_n.h"
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#include "tables_nphy.h"
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#include "radio_2055.h"
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#include "radio_2056.h"
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#include "main.h"
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struct nphy_txgains {
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u16 txgm[2];
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u16 pga[2];
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u16 pad[2];
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u16 ipa[2];
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};
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struct nphy_iqcal_params {
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u16 txgm;
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u16 pga;
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u16 pad;
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u16 ipa;
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u16 cal_gain;
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u16 ncorr[5];
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};
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struct nphy_iq_est {
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s32 iq0_prod;
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u32 i0_pwr;
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u32 q0_pwr;
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s32 iq1_prod;
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u32 i1_pwr;
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u32 q1_pwr;
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};
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enum b43_nphy_rf_sequence {
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B43_RFSEQ_RX2TX,
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B43_RFSEQ_TX2RX,
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B43_RFSEQ_RESET2RX,
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B43_RFSEQ_UPDATE_GAINH,
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B43_RFSEQ_UPDATE_GAINL,
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B43_RFSEQ_UPDATE_GAINU,
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};
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enum b43_nphy_rssi_type {
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B43_NPHY_RSSI_X = 0,
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B43_NPHY_RSSI_Y,
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B43_NPHY_RSSI_Z,
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B43_NPHY_RSSI_PWRDET,
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B43_NPHY_RSSI_TSSI_I,
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B43_NPHY_RSSI_TSSI_Q,
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B43_NPHY_RSSI_TBD,
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};
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static inline bool b43_nphy_ipa(struct b43_wldev *dev)
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{
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enum ieee80211_band band = b43_current_band(dev->wl);
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return ((dev->phy.n->ipa2g_on && band == IEEE80211_BAND_2GHZ) ||
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(dev->phy.n->ipa5g_on && band == IEEE80211_BAND_5GHZ));
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetIpaGainTbl */
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static const u32 *b43_nphy_get_ipa_gain_table(struct b43_wldev *dev)
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{
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if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
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if (dev->phy.rev >= 6) {
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if (dev->dev->chip_id == 47162)
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return txpwrctrl_tx_gain_ipa_rev5;
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return txpwrctrl_tx_gain_ipa_rev6;
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} else if (dev->phy.rev >= 5) {
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return txpwrctrl_tx_gain_ipa_rev5;
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} else {
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return txpwrctrl_tx_gain_ipa;
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}
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} else {
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return txpwrctrl_tx_gain_ipa_5g;
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}
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}
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/**************************************************
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* RF (just without b43_nphy_rf_control_intc_override)
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**************************************************/
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ForceRFSeq */
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static void b43_nphy_force_rf_sequence(struct b43_wldev *dev,
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enum b43_nphy_rf_sequence seq)
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{
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static const u16 trigger[] = {
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[B43_RFSEQ_RX2TX] = B43_NPHY_RFSEQTR_RX2TX,
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[B43_RFSEQ_TX2RX] = B43_NPHY_RFSEQTR_TX2RX,
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[B43_RFSEQ_RESET2RX] = B43_NPHY_RFSEQTR_RST2RX,
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[B43_RFSEQ_UPDATE_GAINH] = B43_NPHY_RFSEQTR_UPGH,
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[B43_RFSEQ_UPDATE_GAINL] = B43_NPHY_RFSEQTR_UPGL,
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[B43_RFSEQ_UPDATE_GAINU] = B43_NPHY_RFSEQTR_UPGU,
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};
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int i;
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u16 seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
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B43_WARN_ON(seq >= ARRAY_SIZE(trigger));
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b43_phy_set(dev, B43_NPHY_RFSEQMODE,
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B43_NPHY_RFSEQMODE_CAOVER | B43_NPHY_RFSEQMODE_TROVER);
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b43_phy_set(dev, B43_NPHY_RFSEQTR, trigger[seq]);
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for (i = 0; i < 200; i++) {
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if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & trigger[seq]))
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goto ok;
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msleep(1);
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}
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b43err(dev->wl, "RF sequence status timeout\n");
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ok:
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b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
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static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
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u16 value, u8 core, bool off)
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{
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int i;
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u8 index = fls(field);
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u8 addr, en_addr, val_addr;
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/* we expect only one bit set */
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B43_WARN_ON(field & (~(1 << (index - 1))));
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if (dev->phy.rev >= 3) {
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const struct nphy_rf_control_override_rev3 *rf_ctrl;
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for (i = 0; i < 2; i++) {
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if (index == 0 || index == 16) {
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b43err(dev->wl,
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"Unsupported RF Ctrl Override call\n");
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return;
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}
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rf_ctrl = &tbl_rf_control_override_rev3[index - 1];
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en_addr = B43_PHY_N((i == 0) ?
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rf_ctrl->en_addr0 : rf_ctrl->en_addr1);
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val_addr = B43_PHY_N((i == 0) ?
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rf_ctrl->val_addr0 : rf_ctrl->val_addr1);
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if (off) {
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b43_phy_mask(dev, en_addr, ~(field));
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b43_phy_mask(dev, val_addr,
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~(rf_ctrl->val_mask));
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} else {
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if (core == 0 || ((1 << i) & core)) {
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b43_phy_set(dev, en_addr, field);
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b43_phy_maskset(dev, val_addr,
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~(rf_ctrl->val_mask),
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(value << rf_ctrl->val_shift));
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}
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}
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}
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} else {
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const struct nphy_rf_control_override_rev2 *rf_ctrl;
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if (off) {
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b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field));
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value = 0;
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} else {
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b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field);
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}
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for (i = 0; i < 2; i++) {
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if (index <= 1 || index == 16) {
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b43err(dev->wl,
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"Unsupported RF Ctrl Override call\n");
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return;
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}
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if (index == 2 || index == 10 ||
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(index >= 13 && index <= 15)) {
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core = 1;
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}
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rf_ctrl = &tbl_rf_control_override_rev2[index - 2];
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addr = B43_PHY_N((i == 0) ?
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rf_ctrl->addr0 : rf_ctrl->addr1);
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if ((1 << i) & core)
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b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask),
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(value << rf_ctrl->shift));
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b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
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b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
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B43_NPHY_RFCTL_CMD_START);
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udelay(1);
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b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE);
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}
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}
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */
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static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field,
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u16 value, u8 core)
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{
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u8 i, j;
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u16 reg, tmp, val;
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B43_WARN_ON(dev->phy.rev < 3);
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B43_WARN_ON(field > 4);
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for (i = 0; i < 2; i++) {
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if ((core == 1 && i == 1) || (core == 2 && !i))
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continue;
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reg = (i == 0) ?
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B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
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b43_phy_mask(dev, reg, 0xFBFF);
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switch (field) {
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case 0:
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b43_phy_write(dev, reg, 0);
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b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
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break;
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case 1:
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if (!i) {
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b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC1,
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0xFC3F, (value << 6));
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b43_phy_maskset(dev, B43_NPHY_TXF_40CO_B1S1,
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0xFFFE, 1);
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b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
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B43_NPHY_RFCTL_CMD_START);
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for (j = 0; j < 100; j++) {
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if (b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_START) {
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j = 0;
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break;
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}
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udelay(10);
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}
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if (j)
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b43err(dev->wl,
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"intc override timeout\n");
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b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S1,
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0xFFFE);
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} else {
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b43_phy_maskset(dev, B43_NPHY_RFCTL_INTC2,
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0xFC3F, (value << 6));
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b43_phy_maskset(dev, B43_NPHY_RFCTL_OVER,
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0xFFFE, 1);
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b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
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B43_NPHY_RFCTL_CMD_RXTX);
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for (j = 0; j < 100; j++) {
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if (b43_phy_read(dev, B43_NPHY_RFCTL_CMD) & B43_NPHY_RFCTL_CMD_RXTX) {
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j = 0;
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break;
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}
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udelay(10);
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}
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if (j)
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b43err(dev->wl,
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"intc override timeout\n");
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b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
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0xFFFE);
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}
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break;
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case 2:
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if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
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tmp = 0x0020;
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val = value << 5;
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} else {
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tmp = 0x0010;
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val = value << 4;
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}
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b43_phy_maskset(dev, reg, ~tmp, val);
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break;
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case 3:
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if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
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tmp = 0x0001;
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val = value;
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} else {
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tmp = 0x0004;
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val = value << 2;
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}
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b43_phy_maskset(dev, reg, ~tmp, val);
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break;
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case 4:
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if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
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tmp = 0x0002;
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val = value << 1;
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} else {
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tmp = 0x0008;
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val = value << 3;
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}
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b43_phy_maskset(dev, reg, ~tmp, val);
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break;
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}
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}
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}
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/**************************************************
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* Various PHY ops
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**************************************************/
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
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static void b43_nphy_write_clip_detection(struct b43_wldev *dev,
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const u16 *clip_st)
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{
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b43_phy_write(dev, B43_NPHY_C1_CLIP1THRES, clip_st[0]);
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b43_phy_write(dev, B43_NPHY_C2_CLIP1THRES, clip_st[1]);
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/clip-detection */
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static void b43_nphy_read_clip_detection(struct b43_wldev *dev, u16 *clip_st)
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{
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clip_st[0] = b43_phy_read(dev, B43_NPHY_C1_CLIP1THRES);
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clip_st[1] = b43_phy_read(dev, B43_NPHY_C2_CLIP1THRES);
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/classifier */
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static u16 b43_nphy_classifier(struct b43_wldev *dev, u16 mask, u16 val)
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{
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u16 tmp;
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if (dev->dev->core_rev == 16)
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b43_mac_suspend(dev);
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tmp = b43_phy_read(dev, B43_NPHY_CLASSCTL);
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tmp &= (B43_NPHY_CLASSCTL_CCKEN | B43_NPHY_CLASSCTL_OFDMEN |
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B43_NPHY_CLASSCTL_WAITEDEN);
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tmp &= ~mask;
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tmp |= (val & mask);
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b43_phy_maskset(dev, B43_NPHY_CLASSCTL, 0xFFF8, tmp);
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if (dev->dev->core_rev == 16)
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b43_mac_enable(dev);
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return tmp;
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CCA */
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static void b43_nphy_reset_cca(struct b43_wldev *dev)
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{
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u16 bbcfg;
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b43_phy_force_clock(dev, 1);
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bbcfg = b43_phy_read(dev, B43_NPHY_BBCFG);
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b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg | B43_NPHY_BBCFG_RSTCCA);
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udelay(1);
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b43_phy_write(dev, B43_NPHY_BBCFG, bbcfg & ~B43_NPHY_BBCFG_RSTCCA);
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b43_phy_force_clock(dev, 0);
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b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/carriersearch */
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static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
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{
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struct b43_phy *phy = &dev->phy;
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struct b43_phy_n *nphy = phy->n;
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if (enable) {
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static const u16 clip[] = { 0xFFFF, 0xFFFF };
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if (nphy->deaf_count++ == 0) {
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nphy->classifier_state = b43_nphy_classifier(dev, 0, 0);
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b43_nphy_classifier(dev, 0x7, 0);
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b43_nphy_read_clip_detection(dev, nphy->clip_state);
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b43_nphy_write_clip_detection(dev, clip);
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}
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b43_nphy_reset_cca(dev);
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} else {
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if (--nphy->deaf_count == 0) {
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b43_nphy_classifier(dev, 0x7, nphy->classifier_state);
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b43_nphy_write_clip_detection(dev, nphy->clip_state);
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}
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}
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}
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */
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static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
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{
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struct b43_phy_n *nphy = dev->phy.n;
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u8 i;
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s16 tmp;
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u16 data[4];
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s16 gain[2];
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u16 minmax[2];
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static const u16 lna_gain[4] = { -2, 10, 19, 25 };
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if (nphy->hang_avoid)
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b43_nphy_stay_in_carrier_search(dev, 1);
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if (nphy->gain_boost) {
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if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
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gain[0] = 6;
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gain[1] = 6;
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} else {
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tmp = 40370 - 315 * dev->phy.channel;
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gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1));
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tmp = 23242 - 224 * dev->phy.channel;
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gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1));
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}
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} else {
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gain[0] = 0;
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gain[1] = 0;
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}
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for (i = 0; i < 2; i++) {
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if (nphy->elna_gain_config) {
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data[0] = 19 + gain[i];
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data[1] = 25 + gain[i];
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data[2] = 25 + gain[i];
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data[3] = 25 + gain[i];
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} else {
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data[0] = lna_gain[0] + gain[i];
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data[1] = lna_gain[1] + gain[i];
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data[2] = lna_gain[2] + gain[i];
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data[3] = lna_gain[3] + gain[i];
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}
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b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data);
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minmax[i] = 23 + gain[i];
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}
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|
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b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN,
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minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT);
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b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN,
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minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT);
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|
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if (nphy->hang_avoid)
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b43_nphy_stay_in_carrier_search(dev, 0);
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}
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|
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/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
|
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static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
|
|
u8 *events, u8 *delays, u8 length)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
u8 i;
|
|
u8 end = (dev->phy.rev >= 3) ? 0x1F : 0x0F;
|
|
u16 offset1 = cmd << 4;
|
|
u16 offset2 = offset1 + 0x80;
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, true);
|
|
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(7, offset1), length, events);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(7, offset2), length, delays);
|
|
|
|
for (i = length; i < 16; i++) {
|
|
b43_ntab_write(dev, B43_NTAB8(7, offset1 + i), end);
|
|
b43_ntab_write(dev, B43_NTAB8(7, offset2 + i), 1);
|
|
}
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, false);
|
|
}
|
|
|
|
/**************************************************
|
|
* Radio 0x2056
|
|
**************************************************/
|
|
|
|
static void b43_chantab_radio_2056_upload(struct b43_wldev *dev,
|
|
const struct b43_nphy_channeltab_entry_rev3 *e)
|
|
{
|
|
b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1);
|
|
b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2);
|
|
b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv);
|
|
b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2);
|
|
b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1,
|
|
e->radio_syn_pll_loopfilter1);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2,
|
|
e->radio_syn_pll_loopfilter2);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3,
|
|
e->radio_syn_pll_loopfilter3);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4,
|
|
e->radio_syn_pll_loopfilter4);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5,
|
|
e->radio_syn_pll_loopfilter5);
|
|
b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27,
|
|
e->radio_syn_reserved_addr27);
|
|
b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28,
|
|
e->radio_syn_reserved_addr28);
|
|
b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29,
|
|
e->radio_syn_reserved_addr29);
|
|
b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1,
|
|
e->radio_syn_logen_vcobuf1);
|
|
b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2);
|
|
b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3);
|
|
b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4);
|
|
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE,
|
|
e->radio_rx0_lnaa_tune);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE,
|
|
e->radio_rx0_lnag_tune);
|
|
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE,
|
|
e->radio_tx0_intpaa_boost_tune);
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE,
|
|
e->radio_tx0_intpag_boost_tune);
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE,
|
|
e->radio_tx0_pada_boost_tune);
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE,
|
|
e->radio_tx0_padg_boost_tune);
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE,
|
|
e->radio_tx0_pgaa_boost_tune);
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE,
|
|
e->radio_tx0_pgag_boost_tune);
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE,
|
|
e->radio_tx0_mixa_boost_tune);
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE,
|
|
e->radio_tx0_mixg_boost_tune);
|
|
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE,
|
|
e->radio_rx1_lnaa_tune);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE,
|
|
e->radio_rx1_lnag_tune);
|
|
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE,
|
|
e->radio_tx1_intpaa_boost_tune);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE,
|
|
e->radio_tx1_intpag_boost_tune);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE,
|
|
e->radio_tx1_pada_boost_tune);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE,
|
|
e->radio_tx1_padg_boost_tune);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE,
|
|
e->radio_tx1_pgaa_boost_tune);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE,
|
|
e->radio_tx1_pgag_boost_tune);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE,
|
|
e->radio_tx1_mixa_boost_tune);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE,
|
|
e->radio_tx1_mixg_boost_tune);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */
|
|
static void b43_radio_2056_setup(struct b43_wldev *dev,
|
|
const struct b43_nphy_channeltab_entry_rev3 *e)
|
|
{
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
enum ieee80211_band band = b43_current_band(dev->wl);
|
|
u16 offset;
|
|
u8 i;
|
|
u16 bias, cbias, pag_boost, pgag_boost, mixg_boost, padg_boost;
|
|
|
|
B43_WARN_ON(dev->phy.rev < 3);
|
|
|
|
b43_chantab_radio_2056_upload(dev, e);
|
|
b2056_upload_syn_pll_cp2(dev, band == IEEE80211_BAND_5GHZ);
|
|
|
|
if (sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
|
|
b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
|
|
if (dev->dev->chip_id == 0x4716) {
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x14);
|
|
b43_radio_write(dev, B2056_SYN_PLL_CP2, 0);
|
|
} else {
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x0B);
|
|
b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x14);
|
|
}
|
|
}
|
|
if (sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
|
|
b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, 0x1F);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, 0x1F);
|
|
b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, 0x05);
|
|
b43_radio_write(dev, B2056_SYN_PLL_CP2, 0x0C);
|
|
}
|
|
|
|
if (dev->phy.n->ipa2g_on && band == IEEE80211_BAND_2GHZ) {
|
|
for (i = 0; i < 2; i++) {
|
|
offset = i ? B2056_TX1 : B2056_TX0;
|
|
if (dev->phy.rev >= 5) {
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_PADG_IDAC, 0xcc);
|
|
|
|
if (dev->dev->chip_id == 0x4716) {
|
|
bias = 0x40;
|
|
cbias = 0x45;
|
|
pag_boost = 0x5;
|
|
pgag_boost = 0x33;
|
|
mixg_boost = 0x55;
|
|
} else {
|
|
bias = 0x25;
|
|
cbias = 0x20;
|
|
pag_boost = 0x4;
|
|
pgag_boost = 0x03;
|
|
mixg_boost = 0x65;
|
|
}
|
|
padg_boost = 0x77;
|
|
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_INTPAG_IMAIN_STAT,
|
|
bias);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_INTPAG_IAUX_STAT,
|
|
bias);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_INTPAG_CASCBIAS,
|
|
cbias);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_INTPAG_BOOST_TUNE,
|
|
pag_boost);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_PGAG_BOOST_TUNE,
|
|
pgag_boost);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_PADG_BOOST_TUNE,
|
|
padg_boost);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_MIXG_BOOST_TUNE,
|
|
mixg_boost);
|
|
} else {
|
|
bias = dev->phy.is_40mhz ? 0x40 : 0x20;
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_INTPAG_IMAIN_STAT,
|
|
bias);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_INTPAG_IAUX_STAT,
|
|
bias);
|
|
b43_radio_write(dev,
|
|
offset | B2056_TX_INTPAG_CASCBIAS,
|
|
0x30);
|
|
}
|
|
b43_radio_write(dev, offset | B2056_TX_PA_SPARE1, 0xee);
|
|
}
|
|
} else if (dev->phy.n->ipa5g_on && band == IEEE80211_BAND_5GHZ) {
|
|
/* TODO */
|
|
}
|
|
|
|
udelay(50);
|
|
/* VCO calibration */
|
|
b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00);
|
|
b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
|
|
b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18);
|
|
b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38);
|
|
b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39);
|
|
udelay(300);
|
|
}
|
|
|
|
static void b43_radio_init2056_pre(struct b43_wldev *dev)
|
|
{
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
|
|
~B43_NPHY_RFCTL_CMD_CHIP0PU);
|
|
/* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
|
|
B43_NPHY_RFCTL_CMD_OEPORFORCE);
|
|
b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
|
|
~B43_NPHY_RFCTL_CMD_OEPORFORCE);
|
|
b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
|
|
B43_NPHY_RFCTL_CMD_CHIP0PU);
|
|
}
|
|
|
|
static void b43_radio_init2056_post(struct b43_wldev *dev)
|
|
{
|
|
b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB);
|
|
b43_radio_set(dev, B2056_SYN_COM_PU, 0x2);
|
|
b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2);
|
|
msleep(1);
|
|
b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2);
|
|
b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC);
|
|
b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1);
|
|
/*
|
|
if (nphy->init_por)
|
|
Call Radio 2056 Recalibrate
|
|
*/
|
|
}
|
|
|
|
/*
|
|
* Initialize a Broadcom 2056 N-radio
|
|
* http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init
|
|
*/
|
|
static void b43_radio_init2056(struct b43_wldev *dev)
|
|
{
|
|
b43_radio_init2056_pre(dev);
|
|
b2056_upload_inittabs(dev, 0, 0);
|
|
b43_radio_init2056_post(dev);
|
|
}
|
|
|
|
/**************************************************
|
|
* Radio 0x2055
|
|
**************************************************/
|
|
|
|
static void b43_chantab_radio_upload(struct b43_wldev *dev,
|
|
const struct b43_nphy_channeltab_entry_rev2 *e)
|
|
{
|
|
b43_radio_write(dev, B2055_PLL_REF, e->radio_pll_ref);
|
|
b43_radio_write(dev, B2055_RF_PLLMOD0, e->radio_rf_pllmod0);
|
|
b43_radio_write(dev, B2055_RF_PLLMOD1, e->radio_rf_pllmod1);
|
|
b43_radio_write(dev, B2055_VCO_CAPTAIL, e->radio_vco_captail);
|
|
b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
|
|
|
|
b43_radio_write(dev, B2055_VCO_CAL1, e->radio_vco_cal1);
|
|
b43_radio_write(dev, B2055_VCO_CAL2, e->radio_vco_cal2);
|
|
b43_radio_write(dev, B2055_PLL_LFC1, e->radio_pll_lfc1);
|
|
b43_radio_write(dev, B2055_PLL_LFR1, e->radio_pll_lfr1);
|
|
b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
|
|
|
|
b43_radio_write(dev, B2055_PLL_LFC2, e->radio_pll_lfc2);
|
|
b43_radio_write(dev, B2055_LGBUF_CENBUF, e->radio_lgbuf_cenbuf);
|
|
b43_radio_write(dev, B2055_LGEN_TUNE1, e->radio_lgen_tune1);
|
|
b43_radio_write(dev, B2055_LGEN_TUNE2, e->radio_lgen_tune2);
|
|
b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
|
|
|
|
b43_radio_write(dev, B2055_C1_LGBUF_ATUNE, e->radio_c1_lgbuf_atune);
|
|
b43_radio_write(dev, B2055_C1_LGBUF_GTUNE, e->radio_c1_lgbuf_gtune);
|
|
b43_radio_write(dev, B2055_C1_RX_RFR1, e->radio_c1_rx_rfr1);
|
|
b43_radio_write(dev, B2055_C1_TX_PGAPADTN, e->radio_c1_tx_pgapadtn);
|
|
b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
|
|
|
|
b43_radio_write(dev, B2055_C1_TX_MXBGTRIM, e->radio_c1_tx_mxbgtrim);
|
|
b43_radio_write(dev, B2055_C2_LGBUF_ATUNE, e->radio_c2_lgbuf_atune);
|
|
b43_radio_write(dev, B2055_C2_LGBUF_GTUNE, e->radio_c2_lgbuf_gtune);
|
|
b43_radio_write(dev, B2055_C2_RX_RFR1, e->radio_c2_rx_rfr1);
|
|
b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
|
|
|
|
b43_radio_write(dev, B2055_C2_TX_PGAPADTN, e->radio_c2_tx_pgapadtn);
|
|
b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2055Setup */
|
|
static void b43_radio_2055_setup(struct b43_wldev *dev,
|
|
const struct b43_nphy_channeltab_entry_rev2 *e)
|
|
{
|
|
B43_WARN_ON(dev->phy.rev >= 3);
|
|
|
|
b43_chantab_radio_upload(dev, e);
|
|
udelay(50);
|
|
b43_radio_write(dev, B2055_VCO_CAL10, 0x05);
|
|
b43_radio_write(dev, B2055_VCO_CAL10, 0x45);
|
|
b43_read32(dev, B43_MMIO_MACCTL); /* flush writes */
|
|
b43_radio_write(dev, B2055_VCO_CAL10, 0x65);
|
|
udelay(300);
|
|
}
|
|
|
|
static void b43_radio_init2055_pre(struct b43_wldev *dev)
|
|
{
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
|
|
~B43_NPHY_RFCTL_CMD_PORFORCE);
|
|
b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
|
|
B43_NPHY_RFCTL_CMD_CHIP0PU |
|
|
B43_NPHY_RFCTL_CMD_OEPORFORCE);
|
|
b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
|
|
B43_NPHY_RFCTL_CMD_PORFORCE);
|
|
}
|
|
|
|
static void b43_radio_init2055_post(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
int i;
|
|
u16 val;
|
|
bool workaround = false;
|
|
|
|
if (sprom->revision < 4)
|
|
workaround = (dev->dev->board_vendor != PCI_VENDOR_ID_BROADCOM
|
|
&& dev->dev->board_type == 0x46D
|
|
&& dev->dev->board_rev >= 0x41);
|
|
else
|
|
workaround =
|
|
!(sprom->boardflags2_lo & B43_BFL2_RXBB_INT_REG_DIS);
|
|
|
|
b43_radio_mask(dev, B2055_MASTER1, 0xFFF3);
|
|
if (workaround) {
|
|
b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F);
|
|
b43_radio_mask(dev, B2055_C2_RX_BB_REG, 0x7F);
|
|
}
|
|
b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0xFFC0, 0x2C);
|
|
b43_radio_write(dev, B2055_CAL_MISC, 0x3C);
|
|
b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE);
|
|
b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80);
|
|
b43_radio_set(dev, B2055_CAL_MISC, 0x1);
|
|
msleep(1);
|
|
b43_radio_set(dev, B2055_CAL_MISC, 0x40);
|
|
for (i = 0; i < 200; i++) {
|
|
val = b43_radio_read(dev, B2055_CAL_COUT2);
|
|
if (val & 0x80) {
|
|
i = 0;
|
|
break;
|
|
}
|
|
udelay(10);
|
|
}
|
|
if (i)
|
|
b43err(dev->wl, "radio post init timeout\n");
|
|
b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F);
|
|
b43_switch_channel(dev, dev->phy.channel);
|
|
b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9);
|
|
b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9);
|
|
b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83);
|
|
b43_radio_write(dev, B2055_C2_RX_BB_MIDACHP, 0x83);
|
|
b43_radio_maskset(dev, B2055_C1_LNA_GAINBST, 0xFFF8, 0x6);
|
|
b43_radio_maskset(dev, B2055_C2_LNA_GAINBST, 0xFFF8, 0x6);
|
|
if (!nphy->gain_boost) {
|
|
b43_radio_set(dev, B2055_C1_RX_RFSPC1, 0x2);
|
|
b43_radio_set(dev, B2055_C2_RX_RFSPC1, 0x2);
|
|
} else {
|
|
b43_radio_mask(dev, B2055_C1_RX_RFSPC1, 0xFFFD);
|
|
b43_radio_mask(dev, B2055_C2_RX_RFSPC1, 0xFFFD);
|
|
}
|
|
udelay(2);
|
|
}
|
|
|
|
/*
|
|
* Initialize a Broadcom 2055 N-radio
|
|
* http://bcm-v4.sipsolutions.net/802.11/Radio/2055/Init
|
|
*/
|
|
static void b43_radio_init2055(struct b43_wldev *dev)
|
|
{
|
|
b43_radio_init2055_pre(dev);
|
|
if (b43_status(dev) < B43_STAT_INITIALIZED) {
|
|
/* Follow wl, not specs. Do not force uploading all regs */
|
|
b2055_upload_inittab(dev, 0, 0);
|
|
} else {
|
|
bool ghz5 = b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ;
|
|
b2055_upload_inittab(dev, ghz5, 0);
|
|
}
|
|
b43_radio_init2055_post(dev);
|
|
}
|
|
|
|
/**************************************************
|
|
* Samples
|
|
**************************************************/
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */
|
|
static int b43_nphy_load_samples(struct b43_wldev *dev,
|
|
struct b43_c32 *samples, u16 len) {
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
u16 i;
|
|
u32 *data;
|
|
|
|
data = kzalloc(len * sizeof(u32), GFP_KERNEL);
|
|
if (!data) {
|
|
b43err(dev->wl, "allocation for samples loading failed\n");
|
|
return -ENOMEM;
|
|
}
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
for (i = 0; i < len; i++) {
|
|
data[i] = (samples[i].i & 0x3FF << 10);
|
|
data[i] |= samples[i].q & 0x3FF;
|
|
}
|
|
b43_ntab_write_bulk(dev, B43_NTAB32(17, 0), len, data);
|
|
|
|
kfree(data);
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
return 0;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GenLoadSamples */
|
|
static u16 b43_nphy_gen_load_samples(struct b43_wldev *dev, u32 freq, u16 max,
|
|
bool test)
|
|
{
|
|
int i;
|
|
u16 bw, len, rot, angle;
|
|
struct b43_c32 *samples;
|
|
|
|
|
|
bw = (dev->phy.is_40mhz) ? 40 : 20;
|
|
len = bw << 3;
|
|
|
|
if (test) {
|
|
if (b43_phy_read(dev, B43_NPHY_BBCFG) & B43_NPHY_BBCFG_RSTRX)
|
|
bw = 82;
|
|
else
|
|
bw = 80;
|
|
|
|
if (dev->phy.is_40mhz)
|
|
bw <<= 1;
|
|
|
|
len = bw << 1;
|
|
}
|
|
|
|
samples = kcalloc(len, sizeof(struct b43_c32), GFP_KERNEL);
|
|
if (!samples) {
|
|
b43err(dev->wl, "allocation for samples generation failed\n");
|
|
return 0;
|
|
}
|
|
rot = (((freq * 36) / bw) << 16) / 100;
|
|
angle = 0;
|
|
|
|
for (i = 0; i < len; i++) {
|
|
samples[i] = b43_cordic(angle);
|
|
angle += rot;
|
|
samples[i].q = CORDIC_CONVERT(samples[i].q * max);
|
|
samples[i].i = CORDIC_CONVERT(samples[i].i * max);
|
|
}
|
|
|
|
i = b43_nphy_load_samples(dev, samples, len);
|
|
kfree(samples);
|
|
return (i < 0) ? 0 : len;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RunSamples */
|
|
static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
|
|
u16 wait, bool iqmode, bool dac_test)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
int i;
|
|
u16 seq_mode;
|
|
u32 tmp;
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, true);
|
|
|
|
if ((nphy->bb_mult_save & 0x80000000) == 0) {
|
|
tmp = b43_ntab_read(dev, B43_NTAB16(15, 87));
|
|
nphy->bb_mult_save = (tmp & 0xFFFF) | 0x80000000;
|
|
}
|
|
|
|
if (!dev->phy.is_40mhz)
|
|
tmp = 0x6464;
|
|
else
|
|
tmp = 0x4747;
|
|
b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, false);
|
|
|
|
b43_phy_write(dev, B43_NPHY_SAMP_DEPCNT, (samps - 1));
|
|
|
|
if (loops != 0xFFFF)
|
|
b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, (loops - 1));
|
|
else
|
|
b43_phy_write(dev, B43_NPHY_SAMP_LOOPCNT, loops);
|
|
|
|
b43_phy_write(dev, B43_NPHY_SAMP_WAITCNT, wait);
|
|
|
|
seq_mode = b43_phy_read(dev, B43_NPHY_RFSEQMODE);
|
|
|
|
b43_phy_set(dev, B43_NPHY_RFSEQMODE, B43_NPHY_RFSEQMODE_CAOVER);
|
|
if (iqmode) {
|
|
b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
|
|
b43_phy_set(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8000);
|
|
} else {
|
|
if (dac_test)
|
|
b43_phy_write(dev, B43_NPHY_SAMP_CMD, 5);
|
|
else
|
|
b43_phy_write(dev, B43_NPHY_SAMP_CMD, 1);
|
|
}
|
|
for (i = 0; i < 100; i++) {
|
|
if (!(b43_phy_read(dev, B43_NPHY_RFSEQST) & 1)) {
|
|
i = 0;
|
|
break;
|
|
}
|
|
udelay(10);
|
|
}
|
|
if (i)
|
|
b43err(dev->wl, "run samples timeout\n");
|
|
|
|
b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
|
|
}
|
|
|
|
/**************************************************
|
|
* RSSI
|
|
**************************************************/
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */
|
|
static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
|
|
s8 offset, u8 core, u8 rail,
|
|
enum b43_nphy_rssi_type type)
|
|
{
|
|
u16 tmp;
|
|
bool core1or5 = (core == 1) || (core == 5);
|
|
bool core2or5 = (core == 2) || (core == 5);
|
|
|
|
offset = clamp_val(offset, -32, 31);
|
|
tmp = ((scale & 0x3F) << 8) | (offset & 0x3F);
|
|
|
|
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
|
|
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
|
|
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
|
|
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
|
|
|
|
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
|
|
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
|
|
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
|
|
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
|
|
|
|
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
|
|
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
|
|
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
|
|
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
|
|
|
|
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
|
|
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
|
|
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
|
|
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
|
|
|
|
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
|
|
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
|
|
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
|
|
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
|
|
|
|
if (core1or5 && (type == B43_NPHY_RSSI_TSSI_I))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
|
|
if (core2or5 && (type == B43_NPHY_RSSI_TSSI_I))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
|
|
|
|
if (core1or5 && (type == B43_NPHY_RSSI_TSSI_Q))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
|
|
if (core2or5 && (type == B43_NPHY_RSSI_TSSI_Q))
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
|
|
}
|
|
|
|
static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
|
|
{
|
|
u8 i;
|
|
u16 reg, val;
|
|
|
|
if (code == 0) {
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF);
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF);
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF);
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF);
|
|
b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF);
|
|
b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF);
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3);
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3);
|
|
} else {
|
|
for (i = 0; i < 2; i++) {
|
|
if ((code == 1 && i == 1) || (code == 2 && !i))
|
|
continue;
|
|
|
|
reg = (i == 0) ?
|
|
B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER;
|
|
b43_phy_maskset(dev, reg, 0xFDFF, 0x0200);
|
|
|
|
if (type < 3) {
|
|
reg = (i == 0) ?
|
|
B43_NPHY_AFECTL_C1 :
|
|
B43_NPHY_AFECTL_C2;
|
|
b43_phy_maskset(dev, reg, 0xFCFF, 0);
|
|
|
|
reg = (i == 0) ?
|
|
B43_NPHY_RFCTL_LUT_TRSW_UP1 :
|
|
B43_NPHY_RFCTL_LUT_TRSW_UP2;
|
|
b43_phy_maskset(dev, reg, 0xFFC3, 0);
|
|
|
|
if (type == 0)
|
|
val = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ? 4 : 8;
|
|
else if (type == 1)
|
|
val = 16;
|
|
else
|
|
val = 32;
|
|
b43_phy_set(dev, reg, val);
|
|
|
|
reg = (i == 0) ?
|
|
B43_NPHY_TXF_40CO_B1S0 :
|
|
B43_NPHY_TXF_40CO_B32S1;
|
|
b43_phy_set(dev, reg, 0x0020);
|
|
} else {
|
|
if (type == 6)
|
|
val = 0x0100;
|
|
else if (type == 3)
|
|
val = 0x0200;
|
|
else
|
|
val = 0x0300;
|
|
|
|
reg = (i == 0) ?
|
|
B43_NPHY_AFECTL_C1 :
|
|
B43_NPHY_AFECTL_C2;
|
|
|
|
b43_phy_maskset(dev, reg, 0xFCFF, val);
|
|
b43_phy_maskset(dev, reg, 0xF3FF, val << 2);
|
|
|
|
if (type != 3 && type != 6) {
|
|
enum ieee80211_band band =
|
|
b43_current_band(dev->wl);
|
|
|
|
if (b43_nphy_ipa(dev))
|
|
val = (band == IEEE80211_BAND_5GHZ) ? 0xC : 0xE;
|
|
else
|
|
val = 0x11;
|
|
reg = (i == 0) ? 0x2000 : 0x3000;
|
|
reg |= B2055_PADDRV;
|
|
b43_radio_write16(dev, reg, val);
|
|
|
|
reg = (i == 0) ?
|
|
B43_NPHY_AFECTL_OVER1 :
|
|
B43_NPHY_AFECTL_OVER;
|
|
b43_phy_set(dev, reg, 0x0200);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
|
|
{
|
|
u16 val;
|
|
|
|
if (type < 3)
|
|
val = 0;
|
|
else if (type == 6)
|
|
val = 1;
|
|
else if (type == 3)
|
|
val = 2;
|
|
else
|
|
val = 3;
|
|
|
|
val = (val << 12) | (val << 14);
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
|
|
|
|
if (type < 3) {
|
|
b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
|
|
(type + 1) << 4);
|
|
b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
|
|
(type + 1) << 4);
|
|
}
|
|
|
|
if (code == 0) {
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000);
|
|
if (type < 3) {
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
|
|
~(B43_NPHY_RFCTL_CMD_RXEN |
|
|
B43_NPHY_RFCTL_CMD_CORESEL));
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
|
|
~(0x1 << 12 |
|
|
0x1 << 5 |
|
|
0x1 << 1 |
|
|
0x1));
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
|
|
~B43_NPHY_RFCTL_CMD_START);
|
|
udelay(20);
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
|
|
}
|
|
} else {
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000);
|
|
if (type < 3) {
|
|
b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
|
|
~(B43_NPHY_RFCTL_CMD_RXEN |
|
|
B43_NPHY_RFCTL_CMD_CORESEL),
|
|
(B43_NPHY_RFCTL_CMD_RXEN |
|
|
code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT));
|
|
b43_phy_set(dev, B43_NPHY_RFCTL_OVER,
|
|
(0x1 << 12 |
|
|
0x1 << 5 |
|
|
0x1 << 1 |
|
|
0x1));
|
|
b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
|
|
B43_NPHY_RFCTL_CMD_START);
|
|
udelay(20);
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
|
|
static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
|
|
{
|
|
if (dev->phy.rev >= 3)
|
|
b43_nphy_rev3_rssi_select(dev, code, type);
|
|
else
|
|
b43_nphy_rev2_rssi_select(dev, code, type);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */
|
|
static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev, u8 type, u8 *buf)
|
|
{
|
|
int i;
|
|
for (i = 0; i < 2; i++) {
|
|
if (type == 2) {
|
|
if (i == 0) {
|
|
b43_radio_maskset(dev, B2055_C1_B0NB_RSSIVCM,
|
|
0xFC, buf[0]);
|
|
b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
|
|
0xFC, buf[1]);
|
|
} else {
|
|
b43_radio_maskset(dev, B2055_C2_B0NB_RSSIVCM,
|
|
0xFC, buf[2 * i]);
|
|
b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
|
|
0xFC, buf[2 * i + 1]);
|
|
}
|
|
} else {
|
|
if (i == 0)
|
|
b43_radio_maskset(dev, B2055_C1_RX_BB_RSSICTL5,
|
|
0xF3, buf[0] << 2);
|
|
else
|
|
b43_radio_maskset(dev, B2055_C2_RX_BB_RSSICTL5,
|
|
0xF3, buf[2 * i + 1] << 2);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PollRssi */
|
|
static int b43_nphy_poll_rssi(struct b43_wldev *dev, u8 type, s32 *buf,
|
|
u8 nsamp)
|
|
{
|
|
int i;
|
|
int out;
|
|
u16 save_regs_phy[9];
|
|
u16 s[2];
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
save_regs_phy[0] = b43_phy_read(dev,
|
|
B43_NPHY_RFCTL_LUT_TRSW_UP1);
|
|
save_regs_phy[1] = b43_phy_read(dev,
|
|
B43_NPHY_RFCTL_LUT_TRSW_UP2);
|
|
save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
|
|
save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
|
|
save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
|
|
save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
|
|
save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S0);
|
|
save_regs_phy[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B32S1);
|
|
save_regs_phy[8] = 0;
|
|
} else {
|
|
save_regs_phy[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
|
|
save_regs_phy[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
|
|
save_regs_phy[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
|
|
save_regs_phy[3] = b43_phy_read(dev, B43_NPHY_RFCTL_CMD);
|
|
save_regs_phy[4] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
|
|
save_regs_phy[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
|
|
save_regs_phy[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
|
|
save_regs_phy[7] = 0;
|
|
save_regs_phy[8] = 0;
|
|
}
|
|
|
|
b43_nphy_rssi_select(dev, 5, type);
|
|
|
|
if (dev->phy.rev < 2) {
|
|
save_regs_phy[8] = b43_phy_read(dev, B43_NPHY_GPIO_SEL);
|
|
b43_phy_write(dev, B43_NPHY_GPIO_SEL, 5);
|
|
}
|
|
|
|
for (i = 0; i < 4; i++)
|
|
buf[i] = 0;
|
|
|
|
for (i = 0; i < nsamp; i++) {
|
|
if (dev->phy.rev < 2) {
|
|
s[0] = b43_phy_read(dev, B43_NPHY_GPIO_LOOUT);
|
|
s[1] = b43_phy_read(dev, B43_NPHY_GPIO_HIOUT);
|
|
} else {
|
|
s[0] = b43_phy_read(dev, B43_NPHY_RSSI1);
|
|
s[1] = b43_phy_read(dev, B43_NPHY_RSSI2);
|
|
}
|
|
|
|
buf[0] += ((s8)((s[0] & 0x3F) << 2)) >> 2;
|
|
buf[1] += ((s8)(((s[0] >> 8) & 0x3F) << 2)) >> 2;
|
|
buf[2] += ((s8)((s[1] & 0x3F) << 2)) >> 2;
|
|
buf[3] += ((s8)(((s[1] >> 8) & 0x3F) << 2)) >> 2;
|
|
}
|
|
out = (buf[0] & 0xFF) << 24 | (buf[1] & 0xFF) << 16 |
|
|
(buf[2] & 0xFF) << 8 | (buf[3] & 0xFF);
|
|
|
|
if (dev->phy.rev < 2)
|
|
b43_phy_write(dev, B43_NPHY_GPIO_SEL, save_regs_phy[8]);
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1,
|
|
save_regs_phy[0]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2,
|
|
save_regs_phy[1]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[2]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[3]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, save_regs_phy[4]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[5]);
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, save_regs_phy[6]);
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, save_regs_phy[7]);
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C1, save_regs_phy[0]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C2, save_regs_phy[1]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, save_regs_phy[2]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_CMD, save_regs_phy[3]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_OVER, save_regs_phy[4]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, save_regs_phy[5]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, save_regs_phy[6]);
|
|
}
|
|
|
|
return out;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal */
|
|
static void b43_nphy_rev2_rssi_cal(struct b43_wldev *dev, u8 type)
|
|
{
|
|
int i, j;
|
|
u8 state[4];
|
|
u8 code, val;
|
|
u16 class, override;
|
|
u8 regs_save_radio[2];
|
|
u16 regs_save_phy[2];
|
|
|
|
s8 offset[4];
|
|
u8 core;
|
|
u8 rail;
|
|
|
|
u16 clip_state[2];
|
|
u16 clip_off[2] = { 0xFFFF, 0xFFFF };
|
|
s32 results_min[4] = { };
|
|
u8 vcm_final[4] = { };
|
|
s32 results[4][4] = { };
|
|
s32 miniq[4][2] = { };
|
|
|
|
if (type == 2) {
|
|
code = 0;
|
|
val = 6;
|
|
} else if (type < 2) {
|
|
code = 25;
|
|
val = 4;
|
|
} else {
|
|
B43_WARN_ON(1);
|
|
return;
|
|
}
|
|
|
|
class = b43_nphy_classifier(dev, 0, 0);
|
|
b43_nphy_classifier(dev, 7, 4);
|
|
b43_nphy_read_clip_detection(dev, clip_state);
|
|
b43_nphy_write_clip_detection(dev, clip_off);
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
|
|
override = 0x140;
|
|
else
|
|
override = 0x110;
|
|
|
|
regs_save_phy[0] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
|
|
regs_save_radio[0] = b43_radio_read16(dev, B2055_C1_PD_RXTX);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, override);
|
|
b43_radio_write16(dev, B2055_C1_PD_RXTX, val);
|
|
|
|
regs_save_phy[1] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
|
|
regs_save_radio[1] = b43_radio_read16(dev, B2055_C2_PD_RXTX);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, override);
|
|
b43_radio_write16(dev, B2055_C2_PD_RXTX, val);
|
|
|
|
state[0] = b43_radio_read16(dev, B2055_C1_PD_RSSIMISC) & 0x07;
|
|
state[1] = b43_radio_read16(dev, B2055_C2_PD_RSSIMISC) & 0x07;
|
|
b43_radio_mask(dev, B2055_C1_PD_RSSIMISC, 0xF8);
|
|
b43_radio_mask(dev, B2055_C2_PD_RSSIMISC, 0xF8);
|
|
state[2] = b43_radio_read16(dev, B2055_C1_SP_RSSI) & 0x07;
|
|
state[3] = b43_radio_read16(dev, B2055_C2_SP_RSSI) & 0x07;
|
|
|
|
b43_nphy_rssi_select(dev, 5, type);
|
|
b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 0, type);
|
|
b43_nphy_scale_offset_rssi(dev, 0, 0, 5, 1, type);
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
u8 tmp[4];
|
|
for (j = 0; j < 4; j++)
|
|
tmp[j] = i;
|
|
if (type != 1)
|
|
b43_nphy_set_rssi_2055_vcm(dev, type, tmp);
|
|
b43_nphy_poll_rssi(dev, type, results[i], 8);
|
|
if (type < 2)
|
|
for (j = 0; j < 2; j++)
|
|
miniq[i][j] = min(results[i][2 * j],
|
|
results[i][2 * j + 1]);
|
|
}
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
s32 mind = 40;
|
|
u8 minvcm = 0;
|
|
s32 minpoll = 249;
|
|
s32 curr;
|
|
for (j = 0; j < 4; j++) {
|
|
if (type == 2)
|
|
curr = abs(results[j][i]);
|
|
else
|
|
curr = abs(miniq[j][i / 2] - code * 8);
|
|
|
|
if (curr < mind) {
|
|
mind = curr;
|
|
minvcm = j;
|
|
}
|
|
|
|
if (results[j][i] < minpoll)
|
|
minpoll = results[j][i];
|
|
}
|
|
results_min[i] = minpoll;
|
|
vcm_final[i] = minvcm;
|
|
}
|
|
|
|
if (type != 1)
|
|
b43_nphy_set_rssi_2055_vcm(dev, type, vcm_final);
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
offset[i] = (code * 8) - results[vcm_final[i]][i];
|
|
|
|
if (offset[i] < 0)
|
|
offset[i] = -((abs(offset[i]) + 4) / 8);
|
|
else
|
|
offset[i] = (offset[i] + 4) / 8;
|
|
|
|
if (results_min[i] == 248)
|
|
offset[i] = code - 32;
|
|
|
|
core = (i / 2) ? 2 : 1;
|
|
rail = (i % 2) ? 1 : 0;
|
|
|
|
b43_nphy_scale_offset_rssi(dev, 0, offset[i], core, rail,
|
|
type);
|
|
}
|
|
|
|
b43_radio_maskset(dev, B2055_C1_PD_RSSIMISC, 0xF8, state[0]);
|
|
b43_radio_maskset(dev, B2055_C2_PD_RSSIMISC, 0xF8, state[1]);
|
|
|
|
switch (state[2]) {
|
|
case 1:
|
|
b43_nphy_rssi_select(dev, 1, 2);
|
|
break;
|
|
case 4:
|
|
b43_nphy_rssi_select(dev, 1, 0);
|
|
break;
|
|
case 2:
|
|
b43_nphy_rssi_select(dev, 1, 1);
|
|
break;
|
|
default:
|
|
b43_nphy_rssi_select(dev, 1, 1);
|
|
break;
|
|
}
|
|
|
|
switch (state[3]) {
|
|
case 1:
|
|
b43_nphy_rssi_select(dev, 2, 2);
|
|
break;
|
|
case 4:
|
|
b43_nphy_rssi_select(dev, 2, 0);
|
|
break;
|
|
default:
|
|
b43_nphy_rssi_select(dev, 2, 1);
|
|
break;
|
|
}
|
|
|
|
b43_nphy_rssi_select(dev, 0, type);
|
|
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs_save_phy[0]);
|
|
b43_radio_write16(dev, B2055_C1_PD_RXTX, regs_save_radio[0]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs_save_phy[1]);
|
|
b43_radio_write16(dev, B2055_C2_PD_RXTX, regs_save_radio[1]);
|
|
|
|
b43_nphy_classifier(dev, 7, class);
|
|
b43_nphy_write_clip_detection(dev, clip_state);
|
|
/* Specs don't say about reset here, but it makes wl and b43 dumps
|
|
identical, it really seems wl performs this */
|
|
b43_nphy_reset_cca(dev);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICalRev3 */
|
|
static void b43_nphy_rev3_rssi_cal(struct b43_wldev *dev)
|
|
{
|
|
/* TODO */
|
|
}
|
|
|
|
/*
|
|
* RSSI Calibration
|
|
* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSICal
|
|
*/
|
|
static void b43_nphy_rssi_cal(struct b43_wldev *dev)
|
|
{
|
|
if (dev->phy.rev >= 3) {
|
|
b43_nphy_rev3_rssi_cal(dev);
|
|
} else {
|
|
b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_Z);
|
|
b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_X);
|
|
b43_nphy_rev2_rssi_cal(dev, B43_NPHY_RSSI_Y);
|
|
}
|
|
}
|
|
|
|
/**************************************************
|
|
* Workarounds
|
|
**************************************************/
|
|
|
|
static void b43_nphy_gain_ctl_workarounds_rev3plus(struct b43_wldev *dev)
|
|
{
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
|
|
bool ghz5;
|
|
bool ext_lna;
|
|
u16 rssi_gain;
|
|
struct nphy_gain_ctl_workaround_entry *e;
|
|
u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
|
|
u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
|
|
|
|
/* Prepare values */
|
|
ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL)
|
|
& B43_NPHY_BANDCTL_5GHZ;
|
|
ext_lna = ghz5 ? sprom->boardflags_hi & B43_BFH_EXTLNA_5GHZ :
|
|
sprom->boardflags_lo & B43_BFL_EXTLNA;
|
|
e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna);
|
|
if (ghz5 && dev->phy.rev >= 5)
|
|
rssi_gain = 0x90;
|
|
else
|
|
rssi_gain = 0x50;
|
|
|
|
b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040);
|
|
|
|
/* Set Clip 2 detect */
|
|
b43_phy_set(dev, B43_NPHY_C1_CGAINI,
|
|
B43_NPHY_C1_CGAINI_CL2DETECT);
|
|
b43_phy_set(dev, B43_NPHY_C2_CGAINI,
|
|
B43_NPHY_C2_CGAINI_CL2DETECT);
|
|
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC,
|
|
0x17);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC,
|
|
0x17);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN,
|
|
rssi_gain);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN,
|
|
rssi_gain);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC,
|
|
0x17);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC,
|
|
0x17);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF);
|
|
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits);
|
|
b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits);
|
|
|
|
b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain);
|
|
b43_phy_write(dev, 0x2A7, e->init_gain);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2,
|
|
e->rfseq_init);
|
|
|
|
/* TODO: check defines. Do not match variables names */
|
|
b43_phy_write(dev, B43_NPHY_C1_CLIP1_MEDGAIN, e->cliphi_gain);
|
|
b43_phy_write(dev, 0x2A9, e->cliphi_gain);
|
|
b43_phy_write(dev, B43_NPHY_C1_CLIP2_GAIN, e->clipmd_gain);
|
|
b43_phy_write(dev, 0x2AB, e->clipmd_gain);
|
|
b43_phy_write(dev, B43_NPHY_C2_CLIP1_HIGAIN, e->cliplo_gain);
|
|
b43_phy_write(dev, 0x2AD, e->cliplo_gain);
|
|
|
|
b43_phy_maskset(dev, 0x27D, 0xFF00, e->crsmin);
|
|
b43_phy_maskset(dev, 0x280, 0xFF00, e->crsminl);
|
|
b43_phy_maskset(dev, 0x283, 0xFF00, e->crsminu);
|
|
b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip);
|
|
b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip);
|
|
b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
|
|
~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip);
|
|
b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
|
|
~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip);
|
|
b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
|
|
}
|
|
|
|
static void b43_nphy_gain_ctl_workarounds_rev1_2(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
u8 i, j;
|
|
u8 code;
|
|
u16 tmp;
|
|
u8 rfseq_events[3] = { 6, 8, 7 };
|
|
u8 rfseq_delays[3] = { 10, 30, 1 };
|
|
|
|
/* Set Clip 2 detect */
|
|
b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
|
|
b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
|
|
|
|
/* Set narrowband clip threshold */
|
|
b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
|
|
b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
|
|
|
|
if (!dev->phy.is_40mhz) {
|
|
/* Set dwell lengths */
|
|
b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
|
|
b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
|
|
b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
|
|
b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
|
|
}
|
|
|
|
/* Set wideband clip 2 threshold */
|
|
b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
|
|
~B43_NPHY_C1_CLIPWBTHRES_CLIP2, 21);
|
|
b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
|
|
~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21);
|
|
|
|
if (!dev->phy.is_40mhz) {
|
|
b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
|
|
~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
|
|
b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
|
|
~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
|
|
b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
|
|
~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
|
|
b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
|
|
~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
|
|
}
|
|
|
|
b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
|
|
|
|
if (nphy->gain_boost) {
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ &&
|
|
dev->phy.is_40mhz)
|
|
code = 4;
|
|
else
|
|
code = 5;
|
|
} else {
|
|
code = dev->phy.is_40mhz ? 6 : 7;
|
|
}
|
|
|
|
/* Set HPVGA2 index */
|
|
b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, ~B43_NPHY_C1_INITGAIN_HPVGA2,
|
|
code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
|
|
b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, ~B43_NPHY_C2_INITGAIN_HPVGA2,
|
|
code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
|
|
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
|
|
/* specs say about 2 loops, but wl does 4 */
|
|
for (i = 0; i < 4; i++)
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, (code << 8 | 0x7C));
|
|
|
|
b43_nphy_adjust_lna_gain_table(dev);
|
|
|
|
if (nphy->elna_gain_config) {
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
|
|
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
|
|
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
|
|
/* specs say about 2 loops, but wl does 4 */
|
|
for (i = 0; i < 4; i++)
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
|
|
(code << 8 | 0x74));
|
|
}
|
|
|
|
if (dev->phy.rev == 2) {
|
|
for (i = 0; i < 4; i++) {
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
|
|
(0x0400 * i) + 0x0020);
|
|
for (j = 0; j < 21; j++) {
|
|
tmp = j * (i < 2 ? 3 : 1);
|
|
b43_phy_write(dev,
|
|
B43_NPHY_TABLE_DATALO, tmp);
|
|
}
|
|
}
|
|
}
|
|
|
|
b43_nphy_set_rf_sequence(dev, 5, rfseq_events, rfseq_delays, 3);
|
|
b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
|
|
~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF,
|
|
0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
|
|
b43_phy_maskset(dev, B43_PHY_N(0xC5D), 0xFF80, 4);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
|
|
static void b43_nphy_gain_ctl_workarounds(struct b43_wldev *dev)
|
|
{
|
|
if (dev->phy.rev >= 3)
|
|
b43_nphy_gain_ctl_workarounds_rev3plus(dev);
|
|
else
|
|
b43_nphy_gain_ctl_workarounds_rev1_2(dev);
|
|
}
|
|
|
|
static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
|
|
/* TX to RX */
|
|
u8 tx2rx_events[8] = { 0x4, 0x3, 0x6, 0x5, 0x2, 0x1, 0x8, 0x1F };
|
|
u8 tx2rx_delays[8] = { 8, 4, 2, 2, 4, 4, 6, 1 };
|
|
/* RX to TX */
|
|
u8 rx2tx_events_ipa[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0xF, 0x3,
|
|
0x1F };
|
|
u8 rx2tx_delays_ipa[9] = { 8, 6, 6, 4, 4, 16, 43, 1, 1 };
|
|
u8 rx2tx_events[9] = { 0x0, 0x1, 0x2, 0x8, 0x5, 0x6, 0x3, 0x4, 0x1F };
|
|
u8 rx2tx_delays[9] = { 8, 6, 6, 4, 4, 18, 42, 1, 1 };
|
|
|
|
u16 tmp16;
|
|
u32 tmp32;
|
|
|
|
b43_phy_write(dev, 0x23f, 0x1f8);
|
|
b43_phy_write(dev, 0x240, 0x1f8);
|
|
|
|
tmp32 = b43_ntab_read(dev, B43_NTAB32(30, 0));
|
|
tmp32 &= 0xffffff;
|
|
b43_ntab_write(dev, B43_NTAB32(30, 0), tmp32);
|
|
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x0125);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x01B3);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x0105);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x016E);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0x00CD);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x0020);
|
|
|
|
b43_phy_write(dev, B43_NPHY_C2_CLIP1_MEDGAIN, 0x000C);
|
|
b43_phy_write(dev, 0x2AE, 0x000C);
|
|
|
|
/* TX to RX */
|
|
b43_nphy_set_rf_sequence(dev, 1, tx2rx_events, tx2rx_delays,
|
|
ARRAY_SIZE(tx2rx_events));
|
|
|
|
/* RX to TX */
|
|
if (b43_nphy_ipa(dev))
|
|
b43_nphy_set_rf_sequence(dev, 0, rx2tx_events_ipa,
|
|
rx2tx_delays_ipa, ARRAY_SIZE(rx2tx_events_ipa));
|
|
if (nphy->hw_phyrxchain != 3 &&
|
|
nphy->hw_phyrxchain != nphy->hw_phytxchain) {
|
|
if (b43_nphy_ipa(dev)) {
|
|
rx2tx_delays[5] = 59;
|
|
rx2tx_delays[6] = 1;
|
|
rx2tx_events[7] = 0x1F;
|
|
}
|
|
b43_nphy_set_rf_sequence(dev, 1, rx2tx_events, rx2tx_delays,
|
|
ARRAY_SIZE(rx2tx_events));
|
|
}
|
|
|
|
tmp16 = (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) ?
|
|
0x2 : 0x9C40;
|
|
b43_phy_write(dev, B43_NPHY_ENDROP_TLEN, tmp16);
|
|
|
|
b43_phy_maskset(dev, 0x294, 0xF0FF, 0x0700);
|
|
|
|
b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D);
|
|
b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D);
|
|
|
|
b43_nphy_gain_ctl_workarounds(dev);
|
|
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0), 2);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 16), 2);
|
|
|
|
/* TODO */
|
|
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_MAST_BIAS, 0x00);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_MAST_BIAS, 0x00);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_MAIN, 0x06);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_BIAS_AUX, 0x07);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_BIAS_AUX, 0x07);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_LOB_BIAS, 0x88);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_LOB_BIAS, 0x88);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXA_CMFB_IDAC, 0x00);
|
|
b43_radio_write(dev, B2056_RX0 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
|
|
b43_radio_write(dev, B2056_RX1 | B2056_RX_MIXG_CMFB_IDAC, 0x00);
|
|
|
|
/* N PHY WAR TX Chain Update with hw_phytxchain as argument */
|
|
|
|
if ((sprom->boardflags2_lo & B43_BFL2_APLL_WAR &&
|
|
b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ||
|
|
(sprom->boardflags2_lo & B43_BFL2_GPLL_WAR &&
|
|
b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ))
|
|
tmp32 = 0x00088888;
|
|
else
|
|
tmp32 = 0x88888888;
|
|
b43_ntab_write(dev, B43_NTAB32(30, 1), tmp32);
|
|
b43_ntab_write(dev, B43_NTAB32(30, 2), tmp32);
|
|
b43_ntab_write(dev, B43_NTAB32(30, 3), tmp32);
|
|
|
|
if (dev->phy.rev == 4 &&
|
|
b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
|
|
b43_radio_write(dev, B2056_TX0 | B2056_TX_GMBB_IDAC,
|
|
0x70);
|
|
b43_radio_write(dev, B2056_TX1 | B2056_TX_GMBB_IDAC,
|
|
0x70);
|
|
}
|
|
|
|
b43_phy_write(dev, 0x224, 0x03eb);
|
|
b43_phy_write(dev, 0x225, 0x03eb);
|
|
b43_phy_write(dev, 0x226, 0x0341);
|
|
b43_phy_write(dev, 0x227, 0x0341);
|
|
b43_phy_write(dev, 0x228, 0x042b);
|
|
b43_phy_write(dev, 0x229, 0x042b);
|
|
b43_phy_write(dev, 0x22a, 0x0381);
|
|
b43_phy_write(dev, 0x22b, 0x0381);
|
|
b43_phy_write(dev, 0x22c, 0x042b);
|
|
b43_phy_write(dev, 0x22d, 0x042b);
|
|
b43_phy_write(dev, 0x22e, 0x0381);
|
|
b43_phy_write(dev, 0x22f, 0x0381);
|
|
}
|
|
|
|
static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev)
|
|
{
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = phy->n;
|
|
|
|
u8 events1[7] = { 0x0, 0x1, 0x2, 0x8, 0x4, 0x5, 0x3 };
|
|
u8 delays1[7] = { 0x8, 0x6, 0x6, 0x2, 0x4, 0x3C, 0x1 };
|
|
|
|
u8 events2[7] = { 0x0, 0x3, 0x5, 0x4, 0x2, 0x1, 0x8 };
|
|
u8 delays2[7] = { 0x8, 0x6, 0x2, 0x4, 0x4, 0x6, 0x1 };
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ &&
|
|
nphy->band5g_pwrgain) {
|
|
b43_radio_mask(dev, B2055_C1_TX_RF_SPARE, ~0x8);
|
|
b43_radio_mask(dev, B2055_C2_TX_RF_SPARE, ~0x8);
|
|
} else {
|
|
b43_radio_set(dev, B2055_C1_TX_RF_SPARE, 0x8);
|
|
b43_radio_set(dev, B2055_C2_TX_RF_SPARE, 0x8);
|
|
}
|
|
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x00), 0x000A);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x10), 0x000A);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x02), 0xCDAA);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x12), 0xCDAA);
|
|
|
|
if (dev->phy.rev < 2) {
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x08), 0x0000);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x18), 0x0000);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x07), 0x7AAB);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x17), 0x7AAB);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x06), 0x0800);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 0x16), 0x0800);
|
|
}
|
|
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
|
|
|
|
if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD &&
|
|
dev->dev->board_type == 0x8B) {
|
|
delays1[0] = 0x1;
|
|
delays1[5] = 0x14;
|
|
}
|
|
b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
|
|
b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
|
|
|
|
b43_nphy_gain_ctl_workarounds(dev);
|
|
|
|
if (dev->phy.rev < 2) {
|
|
if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
|
|
b43_hf_write(dev, b43_hf_read(dev) |
|
|
B43_HF_MLADVW);
|
|
} else if (dev->phy.rev == 2) {
|
|
b43_phy_write(dev, B43_NPHY_CRSCHECK2, 0);
|
|
b43_phy_write(dev, B43_NPHY_CRSCHECK3, 0);
|
|
}
|
|
|
|
if (dev->phy.rev < 2)
|
|
b43_phy_mask(dev, B43_NPHY_SCRAM_SIGCTL,
|
|
~B43_NPHY_SCRAM_SIGCTL_SCM);
|
|
|
|
/* Set phase track alpha and beta */
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_A0, 0x125);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_A1, 0x1B3);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_A2, 0x105);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_B0, 0x16E);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_B1, 0xCD);
|
|
b43_phy_write(dev, B43_NPHY_PHASETR_B2, 0x20);
|
|
|
|
b43_phy_mask(dev, B43_NPHY_PIL_DW1,
|
|
~B43_NPHY_PIL_DW_64QAM & 0xFFFF);
|
|
b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B1, 0xB5);
|
|
b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B2, 0xA4);
|
|
b43_phy_write(dev, B43_NPHY_TXF_20CO_S2B3, 0x00);
|
|
|
|
if (dev->phy.rev == 2)
|
|
b43_phy_set(dev, B43_NPHY_FINERX2_CGC,
|
|
B43_NPHY_FINERX2_CGC_DECGC);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Workarounds */
|
|
static void b43_nphy_workarounds(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = phy->n;
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
|
|
b43_nphy_classifier(dev, 1, 0);
|
|
else
|
|
b43_nphy_classifier(dev, 1, 1);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
b43_phy_set(dev, B43_NPHY_IQFLIP,
|
|
B43_NPHY_IQFLIP_ADC1 | B43_NPHY_IQFLIP_ADC2);
|
|
|
|
if (dev->phy.rev >= 3)
|
|
b43_nphy_workarounds_rev3plus(dev);
|
|
else
|
|
b43_nphy_workarounds_rev1_2(dev);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
}
|
|
|
|
/**************************************************
|
|
* Tx/Rx common
|
|
**************************************************/
|
|
|
|
/*
|
|
* Transmits a known value for LO calibration
|
|
* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TXTone
|
|
*/
|
|
static int b43_nphy_tx_tone(struct b43_wldev *dev, u32 freq, u16 max_val,
|
|
bool iqmode, bool dac_test)
|
|
{
|
|
u16 samp = b43_nphy_gen_load_samples(dev, freq, max_val, dac_test);
|
|
if (samp == 0)
|
|
return -1;
|
|
b43_nphy_run_samples(dev, samp, 0xFFFF, 0, iqmode, dac_test);
|
|
return 0;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/Chains */
|
|
static void b43_nphy_update_txrx_chain(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
bool override = false;
|
|
u16 chain = 0x33;
|
|
|
|
if (nphy->txrx_chain == 0) {
|
|
chain = 0x11;
|
|
override = true;
|
|
} else if (nphy->txrx_chain == 1) {
|
|
chain = 0x22;
|
|
override = true;
|
|
}
|
|
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
|
|
~(B43_NPHY_RFSEQCA_TXEN | B43_NPHY_RFSEQCA_RXEN),
|
|
chain);
|
|
|
|
if (override)
|
|
b43_phy_set(dev, B43_NPHY_RFSEQMODE,
|
|
B43_NPHY_RFSEQMODE_CAOVER);
|
|
else
|
|
b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
|
|
~B43_NPHY_RFSEQMODE_CAOVER);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/stop-playback */
|
|
static void b43_nphy_stop_playback(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
u16 tmp;
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
tmp = b43_phy_read(dev, B43_NPHY_SAMP_STAT);
|
|
if (tmp & 0x1)
|
|
b43_phy_set(dev, B43_NPHY_SAMP_CMD, B43_NPHY_SAMP_CMD_STOP);
|
|
else if (tmp & 0x2)
|
|
b43_phy_mask(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x7FFF);
|
|
|
|
b43_phy_mask(dev, B43_NPHY_SAMP_CMD, ~0x0004);
|
|
|
|
if (nphy->bb_mult_save & 0x80000000) {
|
|
tmp = nphy->bb_mult_save & 0xFFFF;
|
|
b43_ntab_write(dev, B43_NTAB16(15, 87), tmp);
|
|
nphy->bb_mult_save = 0;
|
|
}
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IqCalGainParams */
|
|
static void b43_nphy_iq_cal_gain_params(struct b43_wldev *dev, u16 core,
|
|
struct nphy_txgains target,
|
|
struct nphy_iqcal_params *params)
|
|
{
|
|
int i, j, indx;
|
|
u16 gain;
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
params->txgm = target.txgm[core];
|
|
params->pga = target.pga[core];
|
|
params->pad = target.pad[core];
|
|
params->ipa = target.ipa[core];
|
|
params->cal_gain = (params->txgm << 12) | (params->pga << 8) |
|
|
(params->pad << 4) | (params->ipa);
|
|
for (j = 0; j < 5; j++)
|
|
params->ncorr[j] = 0x79;
|
|
} else {
|
|
gain = (target.pad[core]) | (target.pga[core] << 4) |
|
|
(target.txgm[core] << 8);
|
|
|
|
indx = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ?
|
|
1 : 0;
|
|
for (i = 0; i < 9; i++)
|
|
if (tbl_iqcal_gainparams[indx][i][0] == gain)
|
|
break;
|
|
i = min(i, 8);
|
|
|
|
params->txgm = tbl_iqcal_gainparams[indx][i][1];
|
|
params->pga = tbl_iqcal_gainparams[indx][i][2];
|
|
params->pad = tbl_iqcal_gainparams[indx][i][3];
|
|
params->cal_gain = (params->txgm << 7) | (params->pga << 4) |
|
|
(params->pad << 2);
|
|
for (j = 0; j < 4; j++)
|
|
params->ncorr[j] = tbl_iqcal_gainparams[indx][i][4 + j];
|
|
}
|
|
}
|
|
|
|
/**************************************************
|
|
* Tx and Rx
|
|
**************************************************/
|
|
|
|
void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna)
|
|
{//TODO
|
|
}
|
|
|
|
static void b43_nphy_op_adjust_txpower(struct b43_wldev *dev)
|
|
{//TODO
|
|
}
|
|
|
|
static enum b43_txpwr_result b43_nphy_op_recalc_txpower(struct b43_wldev *dev,
|
|
bool ignore_tssi)
|
|
{//TODO
|
|
return B43_TXPWR_RES_DONE;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlEnable */
|
|
static void b43_nphy_tx_power_ctrl(struct b43_wldev *dev, bool enable)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
u8 i;
|
|
u16 bmask, val, tmp;
|
|
enum ieee80211_band band = b43_current_band(dev->wl);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
nphy->txpwrctrl = enable;
|
|
if (!enable) {
|
|
if (dev->phy.rev >= 3 &&
|
|
(b43_phy_read(dev, B43_NPHY_TXPCTL_CMD) &
|
|
(B43_NPHY_TXPCTL_CMD_COEFF |
|
|
B43_NPHY_TXPCTL_CMD_HWPCTLEN |
|
|
B43_NPHY_TXPCTL_CMD_PCTLEN))) {
|
|
/* We disable enabled TX pwr ctl, save it's state */
|
|
nphy->tx_pwr_idx[0] = b43_phy_read(dev,
|
|
B43_NPHY_C1_TXPCTL_STAT) & 0x7f;
|
|
nphy->tx_pwr_idx[1] = b43_phy_read(dev,
|
|
B43_NPHY_C2_TXPCTL_STAT) & 0x7f;
|
|
}
|
|
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6840);
|
|
for (i = 0; i < 84; i++)
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
|
|
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x6C40);
|
|
for (i = 0; i < 84; i++)
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0);
|
|
|
|
tmp = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
|
|
if (dev->phy.rev >= 3)
|
|
tmp |= B43_NPHY_TXPCTL_CMD_PCTLEN;
|
|
b43_phy_mask(dev, B43_NPHY_TXPCTL_CMD, ~tmp);
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
|
|
} else {
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
|
|
}
|
|
|
|
if (dev->phy.rev == 2)
|
|
b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
|
|
~B43_NPHY_BPHY_CTL3_SCALE, 0x53);
|
|
else if (dev->phy.rev < 2)
|
|
b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
|
|
~B43_NPHY_BPHY_CTL3_SCALE, 0x5A);
|
|
|
|
if (dev->phy.rev < 2 && dev->phy.is_40mhz)
|
|
b43_hf_write(dev, b43_hf_read(dev) | B43_HF_TSSIRPSMW);
|
|
} else {
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(26, 64), 84,
|
|
nphy->adj_pwr_tbl);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(27, 64), 84,
|
|
nphy->adj_pwr_tbl);
|
|
|
|
bmask = B43_NPHY_TXPCTL_CMD_COEFF |
|
|
B43_NPHY_TXPCTL_CMD_HWPCTLEN;
|
|
/* wl does useless check for "enable" param here */
|
|
val = B43_NPHY_TXPCTL_CMD_COEFF | B43_NPHY_TXPCTL_CMD_HWPCTLEN;
|
|
if (dev->phy.rev >= 3) {
|
|
bmask |= B43_NPHY_TXPCTL_CMD_PCTLEN;
|
|
if (val)
|
|
val |= B43_NPHY_TXPCTL_CMD_PCTLEN;
|
|
}
|
|
b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD, ~(bmask), val);
|
|
|
|
if (band == IEEE80211_BAND_5GHZ) {
|
|
b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
|
|
~B43_NPHY_TXPCTL_CMD_INIT, 0x64);
|
|
if (dev->phy.rev > 1)
|
|
b43_phy_maskset(dev, B43_NPHY_TXPCTL_INIT,
|
|
~B43_NPHY_TXPCTL_INIT_PIDXI1,
|
|
0x64);
|
|
}
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
if (nphy->tx_pwr_idx[0] != 128 &&
|
|
nphy->tx_pwr_idx[1] != 128) {
|
|
/* Recover TX pwr ctl state */
|
|
b43_phy_maskset(dev, B43_NPHY_TXPCTL_CMD,
|
|
~B43_NPHY_TXPCTL_CMD_INIT,
|
|
nphy->tx_pwr_idx[0]);
|
|
if (dev->phy.rev > 1)
|
|
b43_phy_maskset(dev,
|
|
B43_NPHY_TXPCTL_INIT,
|
|
~0xff, nphy->tx_pwr_idx[1]);
|
|
}
|
|
}
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, ~0x100);
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x100);
|
|
} else {
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x4000);
|
|
}
|
|
|
|
if (dev->phy.rev == 2)
|
|
b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x3b);
|
|
else if (dev->phy.rev < 2)
|
|
b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3, ~0xFF, 0x40);
|
|
|
|
if (dev->phy.rev < 2 && dev->phy.is_40mhz)
|
|
b43_hf_write(dev, b43_hf_read(dev) & ~B43_HF_TSSIRPSMW);
|
|
|
|
if (b43_nphy_ipa(dev)) {
|
|
b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x4);
|
|
b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x4);
|
|
}
|
|
}
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrFix */
|
|
static void b43_nphy_tx_power_fix(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
|
|
u8 txpi[2], bbmult, i;
|
|
u16 tmp, radio_gain, dac_gain;
|
|
u16 freq = dev->phy.channel_freq;
|
|
u32 txgain;
|
|
/* u32 gaintbl; rev3+ */
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
if (dev->phy.rev >= 7) {
|
|
txpi[0] = txpi[1] = 30;
|
|
} else if (dev->phy.rev >= 3) {
|
|
txpi[0] = 40;
|
|
txpi[1] = 40;
|
|
} else if (sprom->revision < 4) {
|
|
txpi[0] = 72;
|
|
txpi[1] = 72;
|
|
} else {
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
txpi[0] = sprom->txpid2g[0];
|
|
txpi[1] = sprom->txpid2g[1];
|
|
} else if (freq >= 4900 && freq < 5100) {
|
|
txpi[0] = sprom->txpid5gl[0];
|
|
txpi[1] = sprom->txpid5gl[1];
|
|
} else if (freq >= 5100 && freq < 5500) {
|
|
txpi[0] = sprom->txpid5g[0];
|
|
txpi[1] = sprom->txpid5g[1];
|
|
} else if (freq >= 5500) {
|
|
txpi[0] = sprom->txpid5gh[0];
|
|
txpi[1] = sprom->txpid5gh[1];
|
|
} else {
|
|
txpi[0] = 91;
|
|
txpi[1] = 91;
|
|
}
|
|
}
|
|
if (dev->phy.rev < 7 &&
|
|
(txpi[0] < 40 || txpi[0] > 100 || txpi[1] < 40 || txpi[1] > 100))
|
|
txpi[0] = txpi[1] = 91;
|
|
|
|
/*
|
|
for (i = 0; i < 2; i++) {
|
|
nphy->txpwrindex[i].index_internal = txpi[i];
|
|
nphy->txpwrindex[i].index_internal_save = txpi[i];
|
|
}
|
|
*/
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
if (dev->phy.rev >= 3) {
|
|
if (b43_nphy_ipa(dev)) {
|
|
txgain = *(b43_nphy_get_ipa_gain_table(dev) +
|
|
txpi[i]);
|
|
} else if (b43_current_band(dev->wl) ==
|
|
IEEE80211_BAND_5GHZ) {
|
|
/* FIXME: use 5GHz tables */
|
|
txgain =
|
|
b43_ntab_tx_gain_rev3plus_2ghz[txpi[i]];
|
|
} else {
|
|
if (dev->phy.rev >= 5 &&
|
|
sprom->fem.ghz5.extpa_gain == 3)
|
|
; /* FIXME: 5GHz_txgain_HiPwrEPA */
|
|
txgain =
|
|
b43_ntab_tx_gain_rev3plus_2ghz[txpi[i]];
|
|
}
|
|
radio_gain = (txgain >> 16) & 0x1FFFF;
|
|
} else {
|
|
txgain = b43_ntab_tx_gain_rev0_1_2[txpi[i]];
|
|
radio_gain = (txgain >> 16) & 0x1FFF;
|
|
}
|
|
|
|
if (dev->phy.rev >= 7)
|
|
dac_gain = (txgain >> 8) & 0x7;
|
|
else
|
|
dac_gain = (txgain >> 8) & 0x3F;
|
|
bbmult = txgain & 0xFF;
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
if (i == 0)
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0100);
|
|
else
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0100);
|
|
} else {
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x4000);
|
|
}
|
|
|
|
if (i == 0)
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN1, dac_gain);
|
|
else
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_DACGAIN2, dac_gain);
|
|
|
|
b43_ntab_write(dev, B43_NTAB16(0x7, 0x110 + i), radio_gain);
|
|
|
|
tmp = b43_ntab_read(dev, B43_NTAB16(0xF, 0x57));
|
|
if (i == 0)
|
|
tmp = (tmp & 0x00FF) | (bbmult << 8);
|
|
else
|
|
tmp = (tmp & 0xFF00) | bbmult;
|
|
b43_ntab_write(dev, B43_NTAB16(0xF, 0x57), tmp);
|
|
|
|
if (b43_nphy_ipa(dev)) {
|
|
u32 tmp32;
|
|
u16 reg = (i == 0) ?
|
|
B43_NPHY_PAPD_EN0 : B43_NPHY_PAPD_EN1;
|
|
tmp32 = b43_ntab_read(dev, B43_NTAB32(26 + i,
|
|
576 + txpi[i]));
|
|
b43_phy_maskset(dev, reg, 0xE00F, (u32) tmp32 << 4);
|
|
b43_phy_set(dev, reg, 0x4);
|
|
}
|
|
}
|
|
|
|
b43_phy_mask(dev, B43_NPHY_BPHY_CTL2, ~B43_NPHY_BPHY_CTL2_LUT);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
}
|
|
|
|
static void b43_nphy_ipa_internal_tssi_setup(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
|
|
u8 core;
|
|
u16 r; /* routing */
|
|
|
|
if (phy->rev >= 7) {
|
|
for (core = 0; core < 2; core++) {
|
|
r = core ? 0x190 : 0x170;
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
b43_radio_write(dev, r + 0x5, 0x5);
|
|
b43_radio_write(dev, r + 0x9, 0xE);
|
|
if (phy->rev != 5)
|
|
b43_radio_write(dev, r + 0xA, 0);
|
|
if (phy->rev != 7)
|
|
b43_radio_write(dev, r + 0xB, 1);
|
|
else
|
|
b43_radio_write(dev, r + 0xB, 0x31);
|
|
} else {
|
|
b43_radio_write(dev, r + 0x5, 0x9);
|
|
b43_radio_write(dev, r + 0x9, 0xC);
|
|
b43_radio_write(dev, r + 0xB, 0x0);
|
|
if (phy->rev != 5)
|
|
b43_radio_write(dev, r + 0xA, 1);
|
|
else
|
|
b43_radio_write(dev, r + 0xA, 0x31);
|
|
}
|
|
b43_radio_write(dev, r + 0x6, 0);
|
|
b43_radio_write(dev, r + 0x7, 0);
|
|
b43_radio_write(dev, r + 0x8, 3);
|
|
b43_radio_write(dev, r + 0xC, 0);
|
|
}
|
|
} else {
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
|
|
b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x128);
|
|
else
|
|
b43_radio_write(dev, B2056_SYN_RESERVED_ADDR31, 0x80);
|
|
b43_radio_write(dev, B2056_SYN_RESERVED_ADDR30, 0);
|
|
b43_radio_write(dev, B2056_SYN_GPIO_MASTER1, 0x29);
|
|
|
|
for (core = 0; core < 2; core++) {
|
|
r = core ? B2056_TX1 : B2056_TX0;
|
|
|
|
b43_radio_write(dev, r | B2056_TX_IQCAL_VCM_HG, 0);
|
|
b43_radio_write(dev, r | B2056_TX_IQCAL_IDAC, 0);
|
|
b43_radio_write(dev, r | B2056_TX_TSSI_VCM, 3);
|
|
b43_radio_write(dev, r | B2056_TX_TX_AMP_DET, 0);
|
|
b43_radio_write(dev, r | B2056_TX_TSSI_MISC1, 8);
|
|
b43_radio_write(dev, r | B2056_TX_TSSI_MISC2, 0);
|
|
b43_radio_write(dev, r | B2056_TX_TSSI_MISC3, 0);
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
|
|
0x5);
|
|
if (phy->rev != 5)
|
|
b43_radio_write(dev, r | B2056_TX_TSSIA,
|
|
0x00);
|
|
if (phy->rev >= 5)
|
|
b43_radio_write(dev, r | B2056_TX_TSSIG,
|
|
0x31);
|
|
else
|
|
b43_radio_write(dev, r | B2056_TX_TSSIG,
|
|
0x11);
|
|
b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
|
|
0xE);
|
|
} else {
|
|
b43_radio_write(dev, r | B2056_TX_TX_SSI_MASTER,
|
|
0x9);
|
|
b43_radio_write(dev, r | B2056_TX_TSSIA, 0x31);
|
|
b43_radio_write(dev, r | B2056_TX_TSSIG, 0x0);
|
|
b43_radio_write(dev, r | B2056_TX_TX_SSI_MUX,
|
|
0xC);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Stop radio and transmit known signal. Then check received signal strength to
|
|
* get TSSI (Transmit Signal Strength Indicator).
|
|
* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlIdleTssi
|
|
*/
|
|
static void b43_nphy_tx_power_ctl_idle_tssi(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
u32 tmp;
|
|
s32 rssi[4] = { };
|
|
|
|
/* TODO: check if we can transmit */
|
|
|
|
if (b43_nphy_ipa(dev))
|
|
b43_nphy_ipa_internal_tssi_setup(dev);
|
|
|
|
if (phy->rev >= 7)
|
|
; /* TODO: Override Rev7 with 0x2000, 0, 3, 0, 0 as arguments */
|
|
else if (phy->rev >= 3)
|
|
b43_nphy_rf_control_override(dev, 0x2000, 0, 3, false);
|
|
|
|
b43_nphy_stop_playback(dev);
|
|
b43_nphy_tx_tone(dev, 0xFA0, 0, false, false);
|
|
udelay(20);
|
|
tmp = b43_nphy_poll_rssi(dev, 4, rssi, 1);
|
|
b43_nphy_stop_playback(dev);
|
|
b43_nphy_rssi_select(dev, 0, 0);
|
|
|
|
if (phy->rev >= 7)
|
|
; /* TODO: Override Rev7 with 0x2000, 0, 3, 1, 0 as arguments */
|
|
else if (phy->rev >= 3)
|
|
b43_nphy_rf_control_override(dev, 0x2000, 0, 3, true);
|
|
|
|
if (phy->rev >= 3) {
|
|
nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 24) & 0xFF;
|
|
nphy->pwr_ctl_info[1].idle_tssi_5g = (tmp >> 8) & 0xFF;
|
|
} else {
|
|
nphy->pwr_ctl_info[0].idle_tssi_5g = (tmp >> 16) & 0xFF;
|
|
nphy->pwr_ctl_info[1].idle_tssi_5g = tmp & 0xFF;
|
|
}
|
|
nphy->pwr_ctl_info[0].idle_tssi_2g = (tmp >> 24) & 0xFF;
|
|
nphy->pwr_ctl_info[1].idle_tssi_2g = (tmp >> 8) & 0xFF;
|
|
}
|
|
|
|
static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
|
|
const u32 *table = NULL;
|
|
#if 0
|
|
TODO: b43_ntab_papd_pga_gain_delta_ipa_2*
|
|
u32 rfpwr_offset;
|
|
u8 pga_gain;
|
|
int i;
|
|
#endif
|
|
|
|
if (phy->rev >= 3) {
|
|
if (b43_nphy_ipa(dev)) {
|
|
table = b43_nphy_get_ipa_gain_table(dev);
|
|
} else {
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
|
|
if (phy->rev == 3)
|
|
table = b43_ntab_tx_gain_rev3_5ghz;
|
|
if (phy->rev == 4)
|
|
table = b43_ntab_tx_gain_rev4_5ghz;
|
|
else
|
|
table = b43_ntab_tx_gain_rev5plus_5ghz;
|
|
} else {
|
|
table = b43_ntab_tx_gain_rev3plus_2ghz;
|
|
}
|
|
}
|
|
} else {
|
|
table = b43_ntab_tx_gain_rev0_1_2;
|
|
}
|
|
b43_ntab_write_bulk(dev, B43_NTAB32(26, 192), 128, table);
|
|
b43_ntab_write_bulk(dev, B43_NTAB32(27, 192), 128, table);
|
|
|
|
if (phy->rev >= 3) {
|
|
#if 0
|
|
nphy->gmval = (table[0] >> 16) & 0x7000;
|
|
|
|
for (i = 0; i < 128; i++) {
|
|
pga_gain = (table[i] >> 24) & 0xF;
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
|
|
rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_2g[pga_gain];
|
|
else
|
|
rfpwr_offset = b43_ntab_papd_pga_gain_delta_ipa_5g[pga_gain];
|
|
b43_ntab_write(dev, B43_NTAB32(26, 576 + i),
|
|
rfpwr_offset);
|
|
b43_ntab_write(dev, B43_NTAB32(27, 576 + i),
|
|
rfpwr_offset);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/PA%20override */
|
|
static void b43_nphy_pa_override(struct b43_wldev *dev, bool enable)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
enum ieee80211_band band;
|
|
u16 tmp;
|
|
|
|
if (!enable) {
|
|
nphy->rfctrl_intc1_save = b43_phy_read(dev,
|
|
B43_NPHY_RFCTL_INTC1);
|
|
nphy->rfctrl_intc2_save = b43_phy_read(dev,
|
|
B43_NPHY_RFCTL_INTC2);
|
|
band = b43_current_band(dev->wl);
|
|
if (dev->phy.rev >= 3) {
|
|
if (band == IEEE80211_BAND_5GHZ)
|
|
tmp = 0x600;
|
|
else
|
|
tmp = 0x480;
|
|
} else {
|
|
if (band == IEEE80211_BAND_5GHZ)
|
|
tmp = 0x180;
|
|
else
|
|
tmp = 0x120;
|
|
}
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1,
|
|
nphy->rfctrl_intc1_save);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2,
|
|
nphy->rfctrl_intc2_save);
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxLpFbw */
|
|
static void b43_nphy_tx_lp_fbw(struct b43_wldev *dev)
|
|
{
|
|
u16 tmp;
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
if (b43_nphy_ipa(dev)) {
|
|
tmp = 4;
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S2,
|
|
(((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp);
|
|
}
|
|
|
|
tmp = 1;
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S2,
|
|
(((((tmp << 3) | tmp) << 3) | tmp) << 3) | tmp);
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqEst */
|
|
static void b43_nphy_rx_iq_est(struct b43_wldev *dev, struct nphy_iq_est *est,
|
|
u16 samps, u8 time, bool wait)
|
|
{
|
|
int i;
|
|
u16 tmp;
|
|
|
|
b43_phy_write(dev, B43_NPHY_IQEST_SAMCNT, samps);
|
|
b43_phy_maskset(dev, B43_NPHY_IQEST_WT, ~B43_NPHY_IQEST_WT_VAL, time);
|
|
if (wait)
|
|
b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_MODE);
|
|
else
|
|
b43_phy_mask(dev, B43_NPHY_IQEST_CMD, ~B43_NPHY_IQEST_CMD_MODE);
|
|
|
|
b43_phy_set(dev, B43_NPHY_IQEST_CMD, B43_NPHY_IQEST_CMD_START);
|
|
|
|
for (i = 1000; i; i--) {
|
|
tmp = b43_phy_read(dev, B43_NPHY_IQEST_CMD);
|
|
if (!(tmp & B43_NPHY_IQEST_CMD_START)) {
|
|
est->i0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI0) << 16) |
|
|
b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO0);
|
|
est->q0_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI0) << 16) |
|
|
b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO0);
|
|
est->iq0_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI0) << 16) |
|
|
b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO0);
|
|
|
|
est->i1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_IPACC_HI1) << 16) |
|
|
b43_phy_read(dev, B43_NPHY_IQEST_IPACC_LO1);
|
|
est->q1_pwr = (b43_phy_read(dev, B43_NPHY_IQEST_QPACC_HI1) << 16) |
|
|
b43_phy_read(dev, B43_NPHY_IQEST_QPACC_LO1);
|
|
est->iq1_prod = (b43_phy_read(dev, B43_NPHY_IQEST_IQACC_HI1) << 16) |
|
|
b43_phy_read(dev, B43_NPHY_IQEST_IQACC_LO1);
|
|
return;
|
|
}
|
|
udelay(10);
|
|
}
|
|
memset(est, 0, sizeof(*est));
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxIqCoeffs */
|
|
static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write,
|
|
struct b43_phy_n_iq_comp *pcomp)
|
|
{
|
|
if (write) {
|
|
b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPA0, pcomp->a0);
|
|
b43_phy_write(dev, B43_NPHY_C1_RXIQ_COMPB0, pcomp->b0);
|
|
b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPA1, pcomp->a1);
|
|
b43_phy_write(dev, B43_NPHY_C2_RXIQ_COMPB1, pcomp->b1);
|
|
} else {
|
|
pcomp->a0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPA0);
|
|
pcomp->b0 = b43_phy_read(dev, B43_NPHY_C1_RXIQ_COMPB0);
|
|
pcomp->a1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPA1);
|
|
pcomp->b1 = b43_phy_read(dev, B43_NPHY_C2_RXIQ_COMPB1);
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
/* Ready but not used anywhere */
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhyCleanup */
|
|
static void b43_nphy_rx_cal_phy_cleanup(struct b43_wldev *dev, u8 core)
|
|
{
|
|
u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
|
|
|
|
b43_phy_write(dev, B43_NPHY_RFSEQCA, regs[0]);
|
|
if (core == 0) {
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[1]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
|
|
}
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[3]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[4]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO1, regs[5]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_RSSIO2, regs[6]);
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, regs[7]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_OVER, regs[8]);
|
|
b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
|
|
b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCalPhySetup */
|
|
static void b43_nphy_rx_cal_phy_setup(struct b43_wldev *dev, u8 core)
|
|
{
|
|
u8 rxval, txval;
|
|
u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
|
|
|
|
regs[0] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
|
|
if (core == 0) {
|
|
regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
|
|
regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
|
|
} else {
|
|
regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
|
|
regs[2] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
|
|
}
|
|
regs[3] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
|
|
regs[4] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
|
|
regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO1);
|
|
regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_RSSIO2);
|
|
regs[7] = b43_phy_read(dev, B43_NPHY_TXF_40CO_B1S1);
|
|
regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_OVER);
|
|
regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
|
|
regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
|
|
|
|
b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
|
|
b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
|
|
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
|
|
~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
|
|
((1 - core) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
|
|
((1 - core) << B43_NPHY_RFSEQCA_TXEN_SHIFT));
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
|
|
(core << B43_NPHY_RFSEQCA_RXEN_SHIFT));
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXDIS,
|
|
(core << B43_NPHY_RFSEQCA_TXDIS_SHIFT));
|
|
|
|
if (core == 0) {
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_C1, ~0x0007);
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER1, 0x0007);
|
|
} else {
|
|
b43_phy_mask(dev, B43_NPHY_AFECTL_C2, ~0x0007);
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0007);
|
|
}
|
|
|
|
b43_nphy_rf_control_intc_override(dev, 2, 0, 3);
|
|
b43_nphy_rf_control_override(dev, 8, 0, 3, false);
|
|
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
|
|
|
|
if (core == 0) {
|
|
rxval = 1;
|
|
txval = 8;
|
|
} else {
|
|
rxval = 4;
|
|
txval = 2;
|
|
}
|
|
b43_nphy_rf_control_intc_override(dev, 1, rxval, (core + 1));
|
|
b43_nphy_rf_control_intc_override(dev, 1, txval, (2 - core));
|
|
}
|
|
#endif
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */
|
|
static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask)
|
|
{
|
|
int i;
|
|
s32 iq;
|
|
u32 ii;
|
|
u32 qq;
|
|
int iq_nbits, qq_nbits;
|
|
int arsh, brsh;
|
|
u16 tmp, a, b;
|
|
|
|
struct nphy_iq_est est;
|
|
struct b43_phy_n_iq_comp old;
|
|
struct b43_phy_n_iq_comp new = { };
|
|
bool error = false;
|
|
|
|
if (mask == 0)
|
|
return;
|
|
|
|
b43_nphy_rx_iq_coeffs(dev, false, &old);
|
|
b43_nphy_rx_iq_coeffs(dev, true, &new);
|
|
b43_nphy_rx_iq_est(dev, &est, 0x4000, 32, false);
|
|
new = old;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
if (i == 0 && (mask & 1)) {
|
|
iq = est.iq0_prod;
|
|
ii = est.i0_pwr;
|
|
qq = est.q0_pwr;
|
|
} else if (i == 1 && (mask & 2)) {
|
|
iq = est.iq1_prod;
|
|
ii = est.i1_pwr;
|
|
qq = est.q1_pwr;
|
|
} else {
|
|
continue;
|
|
}
|
|
|
|
if (ii + qq < 2) {
|
|
error = true;
|
|
break;
|
|
}
|
|
|
|
iq_nbits = fls(abs(iq));
|
|
qq_nbits = fls(qq);
|
|
|
|
arsh = iq_nbits - 20;
|
|
if (arsh >= 0) {
|
|
a = -((iq << (30 - iq_nbits)) + (ii >> (1 + arsh)));
|
|
tmp = ii >> arsh;
|
|
} else {
|
|
a = -((iq << (30 - iq_nbits)) + (ii << (-1 - arsh)));
|
|
tmp = ii << -arsh;
|
|
}
|
|
if (tmp == 0) {
|
|
error = true;
|
|
break;
|
|
}
|
|
a /= tmp;
|
|
|
|
brsh = qq_nbits - 11;
|
|
if (brsh >= 0) {
|
|
b = (qq << (31 - qq_nbits));
|
|
tmp = ii >> brsh;
|
|
} else {
|
|
b = (qq << (31 - qq_nbits));
|
|
tmp = ii << -brsh;
|
|
}
|
|
if (tmp == 0) {
|
|
error = true;
|
|
break;
|
|
}
|
|
b = int_sqrt(b / tmp - a * a) - (1 << 10);
|
|
|
|
if (i == 0 && (mask & 0x1)) {
|
|
if (dev->phy.rev >= 3) {
|
|
new.a0 = a & 0x3FF;
|
|
new.b0 = b & 0x3FF;
|
|
} else {
|
|
new.a0 = b & 0x3FF;
|
|
new.b0 = a & 0x3FF;
|
|
}
|
|
} else if (i == 1 && (mask & 0x2)) {
|
|
if (dev->phy.rev >= 3) {
|
|
new.a1 = a & 0x3FF;
|
|
new.b1 = b & 0x3FF;
|
|
} else {
|
|
new.a1 = b & 0x3FF;
|
|
new.b1 = a & 0x3FF;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (error)
|
|
new = old;
|
|
|
|
b43_nphy_rx_iq_coeffs(dev, true, &new);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxIqWar */
|
|
static void b43_nphy_tx_iq_workaround(struct b43_wldev *dev)
|
|
{
|
|
u16 array[4];
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(0xF, 0x50), 4, array);
|
|
|
|
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW0, array[0]);
|
|
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW1, array[1]);
|
|
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW2, array[2]);
|
|
b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_NPHY_TXIQW3, array[3]);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SpurWar */
|
|
static void b43_nphy_spur_workaround(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
u8 channel = dev->phy.channel;
|
|
int tone[2] = { 57, 58 };
|
|
u32 noise[2] = { 0x3FF, 0x3FF };
|
|
|
|
B43_WARN_ON(dev->phy.rev < 3);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
if (nphy->gband_spurwar_en) {
|
|
/* TODO: N PHY Adjust Analog Pfbw (7) */
|
|
if (channel == 11 && dev->phy.is_40mhz)
|
|
; /* TODO: N PHY Adjust Min Noise Var(2, tone, noise)*/
|
|
else
|
|
; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
|
|
/* TODO: N PHY Adjust CRS Min Power (0x1E) */
|
|
}
|
|
|
|
if (nphy->aband_spurwar_en) {
|
|
if (channel == 54) {
|
|
tone[0] = 0x20;
|
|
noise[0] = 0x25F;
|
|
} else if (channel == 38 || channel == 102 || channel == 118) {
|
|
if (0 /* FIXME */) {
|
|
tone[0] = 0x20;
|
|
noise[0] = 0x21F;
|
|
} else {
|
|
tone[0] = 0;
|
|
noise[0] = 0;
|
|
}
|
|
} else if (channel == 134) {
|
|
tone[0] = 0x20;
|
|
noise[0] = 0x21F;
|
|
} else if (channel == 151) {
|
|
tone[0] = 0x10;
|
|
noise[0] = 0x23F;
|
|
} else if (channel == 153 || channel == 161) {
|
|
tone[0] = 0x30;
|
|
noise[0] = 0x23F;
|
|
} else {
|
|
tone[0] = 0;
|
|
noise[0] = 0;
|
|
}
|
|
|
|
if (!tone[0] && !noise[0])
|
|
; /* TODO: N PHY Adjust Min Noise Var(1, tone, noise)*/
|
|
else
|
|
; /* TODO: N PHY Adjust Min Noise Var(0, NULL, NULL)*/
|
|
}
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxPwrCtrlCoefSetup */
|
|
static void b43_nphy_tx_pwr_ctrl_coef_setup(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
int i, j;
|
|
u32 tmp;
|
|
u32 cur_real, cur_imag, real_part, imag_part;
|
|
|
|
u16 buffer[7];
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, true);
|
|
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
tmp = ((buffer[i * 2] & 0x3FF) << 10) |
|
|
(buffer[i * 2 + 1] & 0x3FF);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
|
|
(((i + 26) << 10) | 320));
|
|
for (j = 0; j < 128; j++) {
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
|
|
((tmp >> 16) & 0xFFFF));
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
|
|
(tmp & 0xFFFF));
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
tmp = buffer[5 + i];
|
|
real_part = (tmp >> 8) & 0xFF;
|
|
imag_part = (tmp & 0xFF);
|
|
b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
|
|
(((i + 26) << 10) | 448));
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
cur_real = real_part;
|
|
cur_imag = imag_part;
|
|
tmp = ((cur_real & 0xFF) << 8) | (cur_imag & 0xFF);
|
|
}
|
|
|
|
for (j = 0; j < 128; j++) {
|
|
if (dev->phy.rev < 3) {
|
|
cur_real = (real_part * loscale[j] + 128) >> 8;
|
|
cur_imag = (imag_part * loscale[j] + 128) >> 8;
|
|
tmp = ((cur_real & 0xFF) << 8) |
|
|
(cur_imag & 0xFF);
|
|
}
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATAHI,
|
|
((tmp >> 16) & 0xFFFF));
|
|
b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
|
|
(tmp & 0xFFFF));
|
|
}
|
|
}
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
b43_shm_write16(dev, B43_SHM_SHARED,
|
|
B43_SHM_SH_NPHY_TXPWR_INDX0, 0xFFFF);
|
|
b43_shm_write16(dev, B43_SHM_SHARED,
|
|
B43_SHM_SH_NPHY_TXPWR_INDX1, 0xFFFF);
|
|
}
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, false);
|
|
}
|
|
|
|
/*
|
|
* Restore RSSI Calibration
|
|
* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreRssiCal
|
|
*/
|
|
static void b43_nphy_restore_rssi_cal(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
u16 *rssical_radio_regs = NULL;
|
|
u16 *rssical_phy_regs = NULL;
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
if (!nphy->rssical_chanspec_2G.center_freq)
|
|
return;
|
|
rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_2G;
|
|
rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_2G;
|
|
} else {
|
|
if (!nphy->rssical_chanspec_5G.center_freq)
|
|
return;
|
|
rssical_radio_regs = nphy->rssical_cache.rssical_radio_regs_5G;
|
|
rssical_phy_regs = nphy->rssical_cache.rssical_phy_regs_5G;
|
|
}
|
|
|
|
/* TODO use some definitions */
|
|
b43_radio_maskset(dev, 0x602B, 0xE3, rssical_radio_regs[0]);
|
|
b43_radio_maskset(dev, 0x702B, 0xE3, rssical_radio_regs[1]);
|
|
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, rssical_phy_regs[0]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, rssical_phy_regs[1]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, rssical_phy_regs[2]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, rssical_phy_regs[3]);
|
|
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, rssical_phy_regs[4]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, rssical_phy_regs[5]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, rssical_phy_regs[6]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, rssical_phy_regs[7]);
|
|
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, rssical_phy_regs[8]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, rssical_phy_regs[9]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, rssical_phy_regs[10]);
|
|
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, rssical_phy_regs[11]);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalRadioSetup */
|
|
static void b43_nphy_tx_cal_radio_setup(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
u16 *save = nphy->tx_rx_cal_radio_saveregs;
|
|
u16 tmp;
|
|
u8 offset, i;
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
for (i = 0; i < 2; i++) {
|
|
tmp = (i == 0) ? 0x2000 : 0x3000;
|
|
offset = i * 11;
|
|
|
|
save[offset + 0] = b43_radio_read16(dev, B2055_CAL_RVARCTL);
|
|
save[offset + 1] = b43_radio_read16(dev, B2055_CAL_LPOCTL);
|
|
save[offset + 2] = b43_radio_read16(dev, B2055_CAL_TS);
|
|
save[offset + 3] = b43_radio_read16(dev, B2055_CAL_RCCALRTS);
|
|
save[offset + 4] = b43_radio_read16(dev, B2055_CAL_RCALRTS);
|
|
save[offset + 5] = b43_radio_read16(dev, B2055_PADDRV);
|
|
save[offset + 6] = b43_radio_read16(dev, B2055_XOCTL1);
|
|
save[offset + 7] = b43_radio_read16(dev, B2055_XOCTL2);
|
|
save[offset + 8] = b43_radio_read16(dev, B2055_XOREGUL);
|
|
save[offset + 9] = b43_radio_read16(dev, B2055_XOMISC);
|
|
save[offset + 10] = b43_radio_read16(dev, B2055_PLL_LFC1);
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
|
|
b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x0A);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
|
|
if (nphy->ipa5g_on) {
|
|
b43_radio_write16(dev, tmp | B2055_PADDRV, 4);
|
|
b43_radio_write16(dev, tmp | B2055_XOCTL1, 1);
|
|
} else {
|
|
b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
|
|
b43_radio_write16(dev, tmp | B2055_XOCTL1, 0x2F);
|
|
}
|
|
b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
|
|
} else {
|
|
b43_radio_write16(dev, tmp | B2055_CAL_RVARCTL, 0x06);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_LPOCTL, 0x40);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_TS, 0x55);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_RCCALRTS, 0);
|
|
b43_radio_write16(dev, tmp | B2055_CAL_RCALRTS, 0);
|
|
b43_radio_write16(dev, tmp | B2055_XOCTL1, 0);
|
|
if (nphy->ipa2g_on) {
|
|
b43_radio_write16(dev, tmp | B2055_PADDRV, 6);
|
|
b43_radio_write16(dev, tmp | B2055_XOCTL2,
|
|
(dev->phy.rev < 5) ? 0x11 : 0x01);
|
|
} else {
|
|
b43_radio_write16(dev, tmp | B2055_PADDRV, 0);
|
|
b43_radio_write16(dev, tmp | B2055_XOCTL2, 0);
|
|
}
|
|
}
|
|
b43_radio_write16(dev, tmp | B2055_XOREGUL, 0);
|
|
b43_radio_write16(dev, tmp | B2055_XOMISC, 0);
|
|
b43_radio_write16(dev, tmp | B2055_PLL_LFC1, 0);
|
|
}
|
|
} else {
|
|
save[0] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL1);
|
|
b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL1, 0x29);
|
|
|
|
save[1] = b43_radio_read16(dev, B2055_C1_TX_RF_IQCAL2);
|
|
b43_radio_write16(dev, B2055_C1_TX_RF_IQCAL2, 0x54);
|
|
|
|
save[2] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL1);
|
|
b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL1, 0x29);
|
|
|
|
save[3] = b43_radio_read16(dev, B2055_C2_TX_RF_IQCAL2);
|
|
b43_radio_write16(dev, B2055_C2_TX_RF_IQCAL2, 0x54);
|
|
|
|
save[3] = b43_radio_read16(dev, B2055_C1_PWRDET_RXTX);
|
|
save[4] = b43_radio_read16(dev, B2055_C2_PWRDET_RXTX);
|
|
|
|
if (!(b43_phy_read(dev, B43_NPHY_BANDCTL) &
|
|
B43_NPHY_BANDCTL_5GHZ)) {
|
|
b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x04);
|
|
b43_radio_write16(dev, B2055_C2_PWRDET_RXTX, 0x04);
|
|
} else {
|
|
b43_radio_write16(dev, B2055_C1_PWRDET_RXTX, 0x20);
|
|
b43_radio_write16(dev, B2055_C2_PWRDET_RXTX, 0x20);
|
|
}
|
|
|
|
if (dev->phy.rev < 2) {
|
|
b43_radio_set(dev, B2055_C1_TX_BB_MXGM, 0x20);
|
|
b43_radio_set(dev, B2055_C2_TX_BB_MXGM, 0x20);
|
|
} else {
|
|
b43_radio_mask(dev, B2055_C1_TX_BB_MXGM, ~0x20);
|
|
b43_radio_mask(dev, B2055_C2_TX_BB_MXGM, ~0x20);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/UpdateTxCalLadder */
|
|
static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
int i;
|
|
u16 scale, entry;
|
|
|
|
u16 tmp = nphy->txcal_bbmult;
|
|
if (core == 0)
|
|
tmp >>= 8;
|
|
tmp &= 0xff;
|
|
|
|
for (i = 0; i < 18; i++) {
|
|
scale = (ladder_lo[i].percent * tmp) / 100;
|
|
entry = ((scale & 0xFF) << 8) | ladder_lo[i].g_env;
|
|
b43_ntab_write(dev, B43_NTAB16(15, i), entry);
|
|
|
|
scale = (ladder_iq[i].percent * tmp) / 100;
|
|
entry = ((scale & 0xFF) << 8) | ladder_iq[i].g_env;
|
|
b43_ntab_write(dev, B43_NTAB16(15, i + 32), entry);
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
|
|
static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
|
|
{
|
|
int i;
|
|
for (i = 0; i < 15; i++)
|
|
b43_phy_write(dev, B43_PHY_N(0x2C5 + i),
|
|
tbl_tx_filter_coef_rev4[2][i]);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
|
|
static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
|
|
{
|
|
int i, j;
|
|
/* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
|
|
static const u16 offset[] = { 0x186, 0x195, 0x2C5 };
|
|
|
|
for (i = 0; i < 3; i++)
|
|
for (j = 0; j < 15; j++)
|
|
b43_phy_write(dev, B43_PHY_N(offset[i] + j),
|
|
tbl_tx_filter_coef_rev4[i][j]);
|
|
|
|
if (dev->phy.is_40mhz) {
|
|
for (j = 0; j < 15; j++)
|
|
b43_phy_write(dev, B43_PHY_N(offset[0] + j),
|
|
tbl_tx_filter_coef_rev4[3][j]);
|
|
} else if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
|
|
for (j = 0; j < 15; j++)
|
|
b43_phy_write(dev, B43_PHY_N(offset[0] + j),
|
|
tbl_tx_filter_coef_rev4[5][j]);
|
|
}
|
|
|
|
if (dev->phy.channel == 14)
|
|
for (j = 0; j < 15; j++)
|
|
b43_phy_write(dev, B43_PHY_N(offset[0] + j),
|
|
tbl_tx_filter_coef_rev4[6][j]);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */
|
|
static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
u16 curr_gain[2];
|
|
struct nphy_txgains target;
|
|
const u32 *table = NULL;
|
|
|
|
if (!nphy->txpwrctrl) {
|
|
int i;
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, true);
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, curr_gain);
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, false);
|
|
|
|
for (i = 0; i < 2; ++i) {
|
|
if (dev->phy.rev >= 3) {
|
|
target.ipa[i] = curr_gain[i] & 0x000F;
|
|
target.pad[i] = (curr_gain[i] & 0x00F0) >> 4;
|
|
target.pga[i] = (curr_gain[i] & 0x0F00) >> 8;
|
|
target.txgm[i] = (curr_gain[i] & 0x7000) >> 12;
|
|
} else {
|
|
target.ipa[i] = curr_gain[i] & 0x0003;
|
|
target.pad[i] = (curr_gain[i] & 0x000C) >> 2;
|
|
target.pga[i] = (curr_gain[i] & 0x0070) >> 4;
|
|
target.txgm[i] = (curr_gain[i] & 0x0380) >> 7;
|
|
}
|
|
}
|
|
} else {
|
|
int i;
|
|
u16 index[2];
|
|
index[0] = (b43_phy_read(dev, B43_NPHY_C1_TXPCTL_STAT) &
|
|
B43_NPHY_TXPCTL_STAT_BIDX) >>
|
|
B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
|
|
index[1] = (b43_phy_read(dev, B43_NPHY_C2_TXPCTL_STAT) &
|
|
B43_NPHY_TXPCTL_STAT_BIDX) >>
|
|
B43_NPHY_TXPCTL_STAT_BIDX_SHIFT;
|
|
|
|
for (i = 0; i < 2; ++i) {
|
|
if (dev->phy.rev >= 3) {
|
|
enum ieee80211_band band =
|
|
b43_current_band(dev->wl);
|
|
|
|
if (b43_nphy_ipa(dev)) {
|
|
table = b43_nphy_get_ipa_gain_table(dev);
|
|
} else {
|
|
if (band == IEEE80211_BAND_5GHZ) {
|
|
if (dev->phy.rev == 3)
|
|
table = b43_ntab_tx_gain_rev3_5ghz;
|
|
else if (dev->phy.rev == 4)
|
|
table = b43_ntab_tx_gain_rev4_5ghz;
|
|
else
|
|
table = b43_ntab_tx_gain_rev5plus_5ghz;
|
|
} else {
|
|
table = b43_ntab_tx_gain_rev3plus_2ghz;
|
|
}
|
|
}
|
|
|
|
target.ipa[i] = (table[index[i]] >> 16) & 0xF;
|
|
target.pad[i] = (table[index[i]] >> 20) & 0xF;
|
|
target.pga[i] = (table[index[i]] >> 24) & 0xF;
|
|
target.txgm[i] = (table[index[i]] >> 28) & 0xF;
|
|
} else {
|
|
table = b43_ntab_tx_gain_rev0_1_2;
|
|
|
|
target.ipa[i] = (table[index[i]] >> 16) & 0x3;
|
|
target.pad[i] = (table[index[i]] >> 18) & 0x3;
|
|
target.pga[i] = (table[index[i]] >> 20) & 0x7;
|
|
target.txgm[i] = (table[index[i]] >> 23) & 0x7;
|
|
}
|
|
}
|
|
}
|
|
|
|
return target;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhyCleanup */
|
|
static void b43_nphy_tx_cal_phy_cleanup(struct b43_wldev *dev)
|
|
{
|
|
u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C1, regs[0]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C2, regs[1]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, regs[2]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[3]);
|
|
b43_phy_write(dev, B43_NPHY_BBCFG, regs[4]);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 3), regs[5]);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 19), regs[6]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[7]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[8]);
|
|
b43_phy_write(dev, B43_NPHY_PAPD_EN0, regs[9]);
|
|
b43_phy_write(dev, B43_NPHY_PAPD_EN1, regs[10]);
|
|
b43_nphy_reset_cca(dev);
|
|
} else {
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, regs[0]);
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, regs[1]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, regs[2]);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 2), regs[3]);
|
|
b43_ntab_write(dev, B43_NTAB16(8, 18), regs[4]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, regs[5]);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, regs[6]);
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/TxCalPhySetup */
|
|
static void b43_nphy_tx_cal_phy_setup(struct b43_wldev *dev)
|
|
{
|
|
u16 *regs = dev->phy.n->tx_rx_cal_phy_saveregs;
|
|
u16 tmp;
|
|
|
|
regs[0] = b43_phy_read(dev, B43_NPHY_AFECTL_C1);
|
|
regs[1] = b43_phy_read(dev, B43_NPHY_AFECTL_C2);
|
|
if (dev->phy.rev >= 3) {
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0xF0FF, 0x0A00);
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0xF0FF, 0x0A00);
|
|
|
|
tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER1);
|
|
regs[2] = tmp;
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, tmp | 0x0600);
|
|
|
|
tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
|
|
regs[3] = tmp;
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x0600);
|
|
|
|
regs[4] = b43_phy_read(dev, B43_NPHY_BBCFG);
|
|
b43_phy_mask(dev, B43_NPHY_BBCFG,
|
|
~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
|
|
|
|
tmp = b43_ntab_read(dev, B43_NTAB16(8, 3));
|
|
regs[5] = tmp;
|
|
b43_ntab_write(dev, B43_NTAB16(8, 3), 0);
|
|
|
|
tmp = b43_ntab_read(dev, B43_NTAB16(8, 19));
|
|
regs[6] = tmp;
|
|
b43_ntab_write(dev, B43_NTAB16(8, 19), 0);
|
|
regs[7] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
|
|
regs[8] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
|
|
|
|
b43_nphy_rf_control_intc_override(dev, 2, 1, 3);
|
|
b43_nphy_rf_control_intc_override(dev, 1, 2, 1);
|
|
b43_nphy_rf_control_intc_override(dev, 1, 8, 2);
|
|
|
|
regs[9] = b43_phy_read(dev, B43_NPHY_PAPD_EN0);
|
|
regs[10] = b43_phy_read(dev, B43_NPHY_PAPD_EN1);
|
|
b43_phy_mask(dev, B43_NPHY_PAPD_EN0, ~0x0001);
|
|
b43_phy_mask(dev, B43_NPHY_PAPD_EN1, ~0x0001);
|
|
} else {
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, 0xA000);
|
|
b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, 0xA000);
|
|
tmp = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
|
|
regs[2] = tmp;
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp | 0x3000);
|
|
tmp = b43_ntab_read(dev, B43_NTAB16(8, 2));
|
|
regs[3] = tmp;
|
|
tmp |= 0x2000;
|
|
b43_ntab_write(dev, B43_NTAB16(8, 2), tmp);
|
|
tmp = b43_ntab_read(dev, B43_NTAB16(8, 18));
|
|
regs[4] = tmp;
|
|
tmp |= 0x2000;
|
|
b43_ntab_write(dev, B43_NTAB16(8, 18), tmp);
|
|
regs[5] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC1);
|
|
regs[6] = b43_phy_read(dev, B43_NPHY_RFCTL_INTC2);
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
|
|
tmp = 0x0180;
|
|
else
|
|
tmp = 0x0120;
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, tmp);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, tmp);
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SaveCal */
|
|
static void b43_nphy_save_cal(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
|
|
u16 *txcal_radio_regs = NULL;
|
|
struct b43_chanspec *iqcal_chanspec;
|
|
u16 *table = NULL;
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
|
|
txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
|
|
iqcal_chanspec = &nphy->iqcal_chanspec_2G;
|
|
table = nphy->cal_cache.txcal_coeffs_2G;
|
|
} else {
|
|
rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
|
|
txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
|
|
iqcal_chanspec = &nphy->iqcal_chanspec_5G;
|
|
table = nphy->cal_cache.txcal_coeffs_5G;
|
|
}
|
|
|
|
b43_nphy_rx_iq_coeffs(dev, false, rxcal_coeffs);
|
|
/* TODO use some definitions */
|
|
if (dev->phy.rev >= 3) {
|
|
txcal_radio_regs[0] = b43_radio_read(dev, 0x2021);
|
|
txcal_radio_regs[1] = b43_radio_read(dev, 0x2022);
|
|
txcal_radio_regs[2] = b43_radio_read(dev, 0x3021);
|
|
txcal_radio_regs[3] = b43_radio_read(dev, 0x3022);
|
|
txcal_radio_regs[4] = b43_radio_read(dev, 0x2023);
|
|
txcal_radio_regs[5] = b43_radio_read(dev, 0x2024);
|
|
txcal_radio_regs[6] = b43_radio_read(dev, 0x3023);
|
|
txcal_radio_regs[7] = b43_radio_read(dev, 0x3024);
|
|
} else {
|
|
txcal_radio_regs[0] = b43_radio_read(dev, 0x8B);
|
|
txcal_radio_regs[1] = b43_radio_read(dev, 0xBA);
|
|
txcal_radio_regs[2] = b43_radio_read(dev, 0x8D);
|
|
txcal_radio_regs[3] = b43_radio_read(dev, 0xBC);
|
|
}
|
|
iqcal_chanspec->center_freq = dev->phy.channel_freq;
|
|
iqcal_chanspec->channel_type = dev->phy.channel_type;
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 8, table);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RestoreCal */
|
|
static void b43_nphy_restore_cal(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
|
|
u16 coef[4];
|
|
u16 *loft = NULL;
|
|
u16 *table = NULL;
|
|
|
|
int i;
|
|
u16 *txcal_radio_regs = NULL;
|
|
struct b43_phy_n_iq_comp *rxcal_coeffs = NULL;
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
if (!nphy->iqcal_chanspec_2G.center_freq)
|
|
return;
|
|
table = nphy->cal_cache.txcal_coeffs_2G;
|
|
loft = &nphy->cal_cache.txcal_coeffs_2G[5];
|
|
} else {
|
|
if (!nphy->iqcal_chanspec_5G.center_freq)
|
|
return;
|
|
table = nphy->cal_cache.txcal_coeffs_5G;
|
|
loft = &nphy->cal_cache.txcal_coeffs_5G[5];
|
|
}
|
|
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4, table);
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
if (dev->phy.rev >= 3)
|
|
table[i] = coef[i];
|
|
else
|
|
coef[i] = 0;
|
|
}
|
|
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4, coef);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2, loft);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2, loft);
|
|
|
|
if (dev->phy.rev < 2)
|
|
b43_nphy_tx_iq_workaround(dev);
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_2G;
|
|
rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_2G;
|
|
} else {
|
|
txcal_radio_regs = nphy->cal_cache.txcal_radio_regs_5G;
|
|
rxcal_coeffs = &nphy->cal_cache.rxcal_coeffs_5G;
|
|
}
|
|
|
|
/* TODO use some definitions */
|
|
if (dev->phy.rev >= 3) {
|
|
b43_radio_write(dev, 0x2021, txcal_radio_regs[0]);
|
|
b43_radio_write(dev, 0x2022, txcal_radio_regs[1]);
|
|
b43_radio_write(dev, 0x3021, txcal_radio_regs[2]);
|
|
b43_radio_write(dev, 0x3022, txcal_radio_regs[3]);
|
|
b43_radio_write(dev, 0x2023, txcal_radio_regs[4]);
|
|
b43_radio_write(dev, 0x2024, txcal_radio_regs[5]);
|
|
b43_radio_write(dev, 0x3023, txcal_radio_regs[6]);
|
|
b43_radio_write(dev, 0x3024, txcal_radio_regs[7]);
|
|
} else {
|
|
b43_radio_write(dev, 0x8B, txcal_radio_regs[0]);
|
|
b43_radio_write(dev, 0xBA, txcal_radio_regs[1]);
|
|
b43_radio_write(dev, 0x8D, txcal_radio_regs[2]);
|
|
b43_radio_write(dev, 0xBC, txcal_radio_regs[3]);
|
|
}
|
|
b43_nphy_rx_iq_coeffs(dev, true, rxcal_coeffs);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalTxIqlo */
|
|
static int b43_nphy_cal_tx_iq_lo(struct b43_wldev *dev,
|
|
struct nphy_txgains target,
|
|
bool full, bool mphase)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
int i;
|
|
int error = 0;
|
|
int freq;
|
|
bool avoid = false;
|
|
u8 length;
|
|
u16 tmp, core, type, count, max, numb, last = 0, cmd;
|
|
const u16 *table;
|
|
bool phy6or5x;
|
|
|
|
u16 buffer[11];
|
|
u16 diq_start = 0;
|
|
u16 save[2];
|
|
u16 gain[2];
|
|
struct nphy_iqcal_params params[2];
|
|
bool updated[2] = { };
|
|
|
|
b43_nphy_stay_in_carrier_search(dev, true);
|
|
|
|
if (dev->phy.rev >= 4) {
|
|
avoid = nphy->hang_avoid;
|
|
nphy->hang_avoid = false;
|
|
}
|
|
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
b43_nphy_iq_cal_gain_params(dev, i, target, ¶ms[i]);
|
|
gain[i] = params[i].cal_gain;
|
|
}
|
|
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain);
|
|
|
|
b43_nphy_tx_cal_radio_setup(dev);
|
|
b43_nphy_tx_cal_phy_setup(dev);
|
|
|
|
phy6or5x = dev->phy.rev >= 6 ||
|
|
(dev->phy.rev == 5 && nphy->ipa2g_on &&
|
|
b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ);
|
|
if (phy6or5x) {
|
|
if (dev->phy.is_40mhz) {
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
|
|
tbl_tx_iqlo_cal_loft_ladder_40);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
|
|
tbl_tx_iqlo_cal_iqimb_ladder_40);
|
|
} else {
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 0), 18,
|
|
tbl_tx_iqlo_cal_loft_ladder_20);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 32), 18,
|
|
tbl_tx_iqlo_cal_iqimb_ladder_20);
|
|
}
|
|
}
|
|
|
|
b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0x8AA9);
|
|
|
|
if (!dev->phy.is_40mhz)
|
|
freq = 2500;
|
|
else
|
|
freq = 5000;
|
|
|
|
if (nphy->mphase_cal_phase_id > 2)
|
|
b43_nphy_run_samples(dev, (dev->phy.is_40mhz ? 40 : 20) * 8,
|
|
0xFFFF, 0, true, false);
|
|
else
|
|
error = b43_nphy_tx_tone(dev, freq, 250, true, false);
|
|
|
|
if (error == 0) {
|
|
if (nphy->mphase_cal_phase_id > 2) {
|
|
table = nphy->mphase_txcal_bestcoeffs;
|
|
length = 11;
|
|
if (dev->phy.rev < 3)
|
|
length -= 2;
|
|
} else {
|
|
if (!full && nphy->txiqlocal_coeffsvalid) {
|
|
table = nphy->txiqlocal_bestc;
|
|
length = 11;
|
|
if (dev->phy.rev < 3)
|
|
length -= 2;
|
|
} else {
|
|
full = true;
|
|
if (dev->phy.rev >= 3) {
|
|
table = tbl_tx_iqlo_cal_startcoefs_nphyrev3;
|
|
length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS_REV3;
|
|
} else {
|
|
table = tbl_tx_iqlo_cal_startcoefs;
|
|
length = B43_NTAB_TX_IQLO_CAL_STARTCOEFS;
|
|
}
|
|
}
|
|
}
|
|
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length, table);
|
|
|
|
if (full) {
|
|
if (dev->phy.rev >= 3)
|
|
max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL_REV3;
|
|
else
|
|
max = B43_NTAB_TX_IQLO_CAL_CMDS_FULLCAL;
|
|
} else {
|
|
if (dev->phy.rev >= 3)
|
|
max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL_REV3;
|
|
else
|
|
max = B43_NTAB_TX_IQLO_CAL_CMDS_RECAL;
|
|
}
|
|
|
|
if (mphase) {
|
|
count = nphy->mphase_txcal_cmdidx;
|
|
numb = min(max,
|
|
(u16)(count + nphy->mphase_txcal_numcmds));
|
|
} else {
|
|
count = 0;
|
|
numb = max;
|
|
}
|
|
|
|
for (; count < numb; count++) {
|
|
if (full) {
|
|
if (dev->phy.rev >= 3)
|
|
cmd = tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[count];
|
|
else
|
|
cmd = tbl_tx_iqlo_cal_cmds_fullcal[count];
|
|
} else {
|
|
if (dev->phy.rev >= 3)
|
|
cmd = tbl_tx_iqlo_cal_cmds_recal_nphyrev3[count];
|
|
else
|
|
cmd = tbl_tx_iqlo_cal_cmds_recal[count];
|
|
}
|
|
|
|
core = (cmd & 0x3000) >> 12;
|
|
type = (cmd & 0x0F00) >> 8;
|
|
|
|
if (phy6or5x && updated[core] == 0) {
|
|
b43_nphy_update_tx_cal_ladder(dev, core);
|
|
updated[core] = true;
|
|
}
|
|
|
|
tmp = (params[core].ncorr[type] << 8) | 0x66;
|
|
b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDNNUM, tmp);
|
|
|
|
if (type == 1 || type == 3 || type == 4) {
|
|
buffer[0] = b43_ntab_read(dev,
|
|
B43_NTAB16(15, 69 + core));
|
|
diq_start = buffer[0];
|
|
buffer[0] = 0;
|
|
b43_ntab_write(dev, B43_NTAB16(15, 69 + core),
|
|
0);
|
|
}
|
|
|
|
b43_phy_write(dev, B43_NPHY_IQLOCAL_CMD, cmd);
|
|
for (i = 0; i < 2000; i++) {
|
|
tmp = b43_phy_read(dev, B43_NPHY_IQLOCAL_CMD);
|
|
if (tmp & 0xC000)
|
|
break;
|
|
udelay(10);
|
|
}
|
|
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
|
|
buffer);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 64), length,
|
|
buffer);
|
|
|
|
if (type == 1 || type == 3 || type == 4)
|
|
buffer[0] = diq_start;
|
|
}
|
|
|
|
if (mphase)
|
|
nphy->mphase_txcal_cmdidx = (numb >= max) ? 0 : numb;
|
|
|
|
last = (dev->phy.rev < 3) ? 6 : 7;
|
|
|
|
if (!mphase || nphy->mphase_cal_phase_id == last) {
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 96), 4, buffer);
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 4, buffer);
|
|
if (dev->phy.rev < 3) {
|
|
buffer[0] = 0;
|
|
buffer[1] = 0;
|
|
buffer[2] = 0;
|
|
buffer[3] = 0;
|
|
}
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
|
|
buffer);
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 101), 2,
|
|
buffer);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
|
|
buffer);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
|
|
buffer);
|
|
length = 11;
|
|
if (dev->phy.rev < 3)
|
|
length -= 2;
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
|
|
nphy->txiqlocal_bestc);
|
|
nphy->txiqlocal_coeffsvalid = true;
|
|
nphy->txiqlocal_chanspec.center_freq =
|
|
dev->phy.channel_freq;
|
|
nphy->txiqlocal_chanspec.channel_type =
|
|
dev->phy.channel_type;
|
|
} else {
|
|
length = 11;
|
|
if (dev->phy.rev < 3)
|
|
length -= 2;
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 96), length,
|
|
nphy->mphase_txcal_bestcoeffs);
|
|
}
|
|
|
|
b43_nphy_stop_playback(dev);
|
|
b43_phy_write(dev, B43_NPHY_IQLOCAL_CMDGCTL, 0);
|
|
}
|
|
|
|
b43_nphy_tx_cal_phy_cleanup(dev);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, save);
|
|
|
|
if (dev->phy.rev < 2 && (!mphase || nphy->mphase_cal_phase_id == last))
|
|
b43_nphy_tx_iq_workaround(dev);
|
|
|
|
if (dev->phy.rev >= 4)
|
|
nphy->hang_avoid = avoid;
|
|
|
|
b43_nphy_stay_in_carrier_search(dev, false);
|
|
|
|
return error;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ReapplyTxCalCoeffs */
|
|
static void b43_nphy_reapply_tx_cal_coeffs(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
u8 i;
|
|
u16 buffer[7];
|
|
bool equal = true;
|
|
|
|
if (!nphy->txiqlocal_coeffsvalid ||
|
|
nphy->txiqlocal_chanspec.center_freq != dev->phy.channel_freq ||
|
|
nphy->txiqlocal_chanspec.channel_type != dev->phy.channel_type)
|
|
return;
|
|
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(15, 80), 7, buffer);
|
|
for (i = 0; i < 4; i++) {
|
|
if (buffer[i] != nphy->txiqlocal_bestc[i]) {
|
|
equal = false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!equal) {
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 80), 4,
|
|
nphy->txiqlocal_bestc);
|
|
for (i = 0; i < 4; i++)
|
|
buffer[i] = 0;
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 88), 4,
|
|
buffer);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 85), 2,
|
|
&nphy->txiqlocal_bestc[5]);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(15, 93), 2,
|
|
&nphy->txiqlocal_bestc[5]);
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIqRev2 */
|
|
static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
|
|
struct nphy_txgains target, u8 type, bool debug)
|
|
{
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
int i, j, index;
|
|
u8 rfctl[2];
|
|
u8 afectl_core;
|
|
u16 tmp[6];
|
|
u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna;
|
|
u32 real, imag;
|
|
enum ieee80211_band band;
|
|
|
|
u8 use;
|
|
u16 cur_hpf;
|
|
u16 lna[3] = { 3, 3, 1 };
|
|
u16 hpf1[3] = { 7, 2, 0 };
|
|
u16 hpf2[3] = { 2, 0, 0 };
|
|
u32 power[3] = { };
|
|
u16 gain_save[2];
|
|
u16 cal_gain[2];
|
|
struct nphy_iqcal_params cal_params[2];
|
|
struct nphy_iq_est est;
|
|
int ret = 0;
|
|
bool playtone = true;
|
|
int desired = 13;
|
|
|
|
b43_nphy_stay_in_carrier_search(dev, 1);
|
|
|
|
if (dev->phy.rev < 2)
|
|
b43_nphy_reapply_tx_cal_coeffs(dev);
|
|
b43_ntab_read_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
|
|
for (i = 0; i < 2; i++) {
|
|
b43_nphy_iq_cal_gain_params(dev, i, target, &cal_params[i]);
|
|
cal_gain[i] = cal_params[i].cal_gain;
|
|
}
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, cal_gain);
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
if (i == 0) {
|
|
rfctl[0] = B43_NPHY_RFCTL_INTC1;
|
|
rfctl[1] = B43_NPHY_RFCTL_INTC2;
|
|
afectl_core = B43_NPHY_AFECTL_C1;
|
|
} else {
|
|
rfctl[0] = B43_NPHY_RFCTL_INTC2;
|
|
rfctl[1] = B43_NPHY_RFCTL_INTC1;
|
|
afectl_core = B43_NPHY_AFECTL_C2;
|
|
}
|
|
|
|
tmp[1] = b43_phy_read(dev, B43_NPHY_RFSEQCA);
|
|
tmp[2] = b43_phy_read(dev, afectl_core);
|
|
tmp[3] = b43_phy_read(dev, B43_NPHY_AFECTL_OVER);
|
|
tmp[4] = b43_phy_read(dev, rfctl[0]);
|
|
tmp[5] = b43_phy_read(dev, rfctl[1]);
|
|
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA,
|
|
~B43_NPHY_RFSEQCA_RXDIS & 0xFFFF,
|
|
((1 - i) << B43_NPHY_RFSEQCA_RXDIS_SHIFT));
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_TXEN,
|
|
(1 - i));
|
|
b43_phy_set(dev, afectl_core, 0x0006);
|
|
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x0006);
|
|
|
|
band = b43_current_band(dev->wl);
|
|
|
|
if (nphy->rxcalparams & 0xFF000000) {
|
|
if (band == IEEE80211_BAND_5GHZ)
|
|
b43_phy_write(dev, rfctl[0], 0x140);
|
|
else
|
|
b43_phy_write(dev, rfctl[0], 0x110);
|
|
} else {
|
|
if (band == IEEE80211_BAND_5GHZ)
|
|
b43_phy_write(dev, rfctl[0], 0x180);
|
|
else
|
|
b43_phy_write(dev, rfctl[0], 0x120);
|
|
}
|
|
|
|
if (band == IEEE80211_BAND_5GHZ)
|
|
b43_phy_write(dev, rfctl[1], 0x148);
|
|
else
|
|
b43_phy_write(dev, rfctl[1], 0x114);
|
|
|
|
if (nphy->rxcalparams & 0x10000) {
|
|
b43_radio_maskset(dev, B2055_C1_GENSPARE2, 0xFC,
|
|
(i + 1));
|
|
b43_radio_maskset(dev, B2055_C2_GENSPARE2, 0xFC,
|
|
(2 - i));
|
|
}
|
|
|
|
for (j = 0; j < 4; j++) {
|
|
if (j < 3) {
|
|
cur_lna = lna[j];
|
|
cur_hpf1 = hpf1[j];
|
|
cur_hpf2 = hpf2[j];
|
|
} else {
|
|
if (power[1] > 10000) {
|
|
use = 1;
|
|
cur_hpf = cur_hpf1;
|
|
index = 2;
|
|
} else {
|
|
if (power[0] > 10000) {
|
|
use = 1;
|
|
cur_hpf = cur_hpf1;
|
|
index = 1;
|
|
} else {
|
|
index = 0;
|
|
use = 2;
|
|
cur_hpf = cur_hpf2;
|
|
}
|
|
}
|
|
cur_lna = lna[index];
|
|
cur_hpf1 = hpf1[index];
|
|
cur_hpf2 = hpf2[index];
|
|
cur_hpf += desired - hweight32(power[index]);
|
|
cur_hpf = clamp_val(cur_hpf, 0, 10);
|
|
if (use == 1)
|
|
cur_hpf1 = cur_hpf;
|
|
else
|
|
cur_hpf2 = cur_hpf;
|
|
}
|
|
|
|
tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) |
|
|
(cur_lna << 2));
|
|
b43_nphy_rf_control_override(dev, 0x400, tmp[0], 3,
|
|
false);
|
|
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
|
|
b43_nphy_stop_playback(dev);
|
|
|
|
if (playtone) {
|
|
ret = b43_nphy_tx_tone(dev, 4000,
|
|
(nphy->rxcalparams & 0xFFFF),
|
|
false, false);
|
|
playtone = false;
|
|
} else {
|
|
b43_nphy_run_samples(dev, 160, 0xFFFF, 0,
|
|
false, false);
|
|
}
|
|
|
|
if (ret == 0) {
|
|
if (j < 3) {
|
|
b43_nphy_rx_iq_est(dev, &est, 1024, 32,
|
|
false);
|
|
if (i == 0) {
|
|
real = est.i0_pwr;
|
|
imag = est.q0_pwr;
|
|
} else {
|
|
real = est.i1_pwr;
|
|
imag = est.q1_pwr;
|
|
}
|
|
power[i] = ((real + imag) / 1024) + 1;
|
|
} else {
|
|
b43_nphy_calc_rx_iq_comp(dev, 1 << i);
|
|
}
|
|
b43_nphy_stop_playback(dev);
|
|
}
|
|
|
|
if (ret != 0)
|
|
break;
|
|
}
|
|
|
|
b43_radio_mask(dev, B2055_C1_GENSPARE2, 0xFC);
|
|
b43_radio_mask(dev, B2055_C2_GENSPARE2, 0xFC);
|
|
b43_phy_write(dev, rfctl[1], tmp[5]);
|
|
b43_phy_write(dev, rfctl[0], tmp[4]);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, tmp[3]);
|
|
b43_phy_write(dev, afectl_core, tmp[2]);
|
|
b43_phy_write(dev, B43_NPHY_RFSEQCA, tmp[1]);
|
|
|
|
if (ret != 0)
|
|
break;
|
|
}
|
|
|
|
b43_nphy_rf_control_override(dev, 0x400, 0, 3, true);
|
|
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
|
|
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
|
|
|
|
b43_nphy_stay_in_carrier_search(dev, 0);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int b43_nphy_rev3_cal_rx_iq(struct b43_wldev *dev,
|
|
struct nphy_txgains target, u8 type, bool debug)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalRxIq */
|
|
static int b43_nphy_cal_rx_iq(struct b43_wldev *dev,
|
|
struct nphy_txgains target, u8 type, bool debug)
|
|
{
|
|
if (dev->phy.rev >= 3)
|
|
return b43_nphy_rev3_cal_rx_iq(dev, target, type, debug);
|
|
else
|
|
return b43_nphy_rev2_cal_rx_iq(dev, target, type, debug);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RxCoreSetState */
|
|
static void b43_nphy_set_rx_core_state(struct b43_wldev *dev, u8 mask)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = phy->n;
|
|
/* u16 buf[16]; it's rev3+ */
|
|
|
|
nphy->phyrxchain = mask;
|
|
|
|
if (0 /* FIXME clk */)
|
|
return;
|
|
|
|
b43_mac_suspend(dev);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, true);
|
|
|
|
b43_phy_maskset(dev, B43_NPHY_RFSEQCA, ~B43_NPHY_RFSEQCA_RXEN,
|
|
(mask & 0x3) << B43_NPHY_RFSEQCA_RXEN_SHIFT);
|
|
|
|
if ((mask & 0x3) != 0x3) {
|
|
b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 1);
|
|
if (dev->phy.rev >= 3) {
|
|
/* TODO */
|
|
}
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_HPANT_SWTHRES, 0x1E);
|
|
if (dev->phy.rev >= 3) {
|
|
/* TODO */
|
|
}
|
|
}
|
|
|
|
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
|
|
|
|
if (nphy->hang_avoid)
|
|
b43_nphy_stay_in_carrier_search(dev, false);
|
|
|
|
b43_mac_enable(dev);
|
|
}
|
|
|
|
/**************************************************
|
|
* N-PHY init
|
|
**************************************************/
|
|
|
|
/*
|
|
* Upload the N-PHY tables.
|
|
* http://bcm-v4.sipsolutions.net/802.11/PHY/N/InitTables
|
|
*/
|
|
static void b43_nphy_tables_init(struct b43_wldev *dev)
|
|
{
|
|
if (dev->phy.rev < 3)
|
|
b43_nphy_rev0_1_2_tables_init(dev);
|
|
else
|
|
b43_nphy_rev3plus_tables_init(dev);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/MIMOConfig */
|
|
static void b43_nphy_update_mimo_config(struct b43_wldev *dev, s32 preamble)
|
|
{
|
|
u16 mimocfg = b43_phy_read(dev, B43_NPHY_MIMOCFG);
|
|
|
|
mimocfg |= B43_NPHY_MIMOCFG_AUTO;
|
|
if (preamble == 1)
|
|
mimocfg |= B43_NPHY_MIMOCFG_GFMIX;
|
|
else
|
|
mimocfg &= ~B43_NPHY_MIMOCFG_GFMIX;
|
|
|
|
b43_phy_write(dev, B43_NPHY_MIMOCFG, mimocfg);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/BPHYInit */
|
|
static void b43_nphy_bphy_init(struct b43_wldev *dev)
|
|
{
|
|
unsigned int i;
|
|
u16 val;
|
|
|
|
val = 0x1E1F;
|
|
for (i = 0; i < 16; i++) {
|
|
b43_phy_write(dev, B43_PHY_N_BMODE(0x88 + i), val);
|
|
val -= 0x202;
|
|
}
|
|
val = 0x3E3F;
|
|
for (i = 0; i < 16; i++) {
|
|
b43_phy_write(dev, B43_PHY_N_BMODE(0x98 + i), val);
|
|
val -= 0x202;
|
|
}
|
|
b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SuperSwitchInit */
|
|
static void b43_nphy_superswitch_init(struct b43_wldev *dev, bool init)
|
|
{
|
|
if (dev->phy.rev >= 3) {
|
|
if (!init)
|
|
return;
|
|
if (0 /* FIXME */) {
|
|
b43_ntab_write(dev, B43_NTAB16(9, 2), 0x211);
|
|
b43_ntab_write(dev, B43_NTAB16(9, 3), 0x222);
|
|
b43_ntab_write(dev, B43_NTAB16(9, 8), 0x144);
|
|
b43_ntab_write(dev, B43_NTAB16(9, 12), 0x188);
|
|
}
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_GPIO_LOOEN, 0);
|
|
b43_phy_write(dev, B43_NPHY_GPIO_HIOEN, 0);
|
|
|
|
switch (dev->dev->bus_type) {
|
|
#ifdef CONFIG_B43_BCMA
|
|
case B43_BUS_BCMA:
|
|
bcma_chipco_gpio_control(&dev->dev->bdev->bus->drv_cc,
|
|
0xFC00, 0xFC00);
|
|
break;
|
|
#endif
|
|
#ifdef CONFIG_B43_SSB
|
|
case B43_BUS_SSB:
|
|
ssb_chipco_gpio_control(&dev->dev->sdev->bus->chipco,
|
|
0xFC00, 0xFC00);
|
|
break;
|
|
#endif
|
|
}
|
|
|
|
b43_write32(dev, B43_MMIO_MACCTL,
|
|
b43_read32(dev, B43_MMIO_MACCTL) &
|
|
~B43_MACCTL_GPOUTSMSK);
|
|
b43_write16(dev, B43_MMIO_GPIO_MASK,
|
|
b43_read16(dev, B43_MMIO_GPIO_MASK) | 0xFC00);
|
|
b43_write16(dev, B43_MMIO_GPIO_CONTROL,
|
|
b43_read16(dev, B43_MMIO_GPIO_CONTROL) & ~0xFC00);
|
|
|
|
if (init) {
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO1, 0x2D8);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0x301);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_LO2, 0x2D8);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0x301);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N */
|
|
int b43_phy_initn(struct b43_wldev *dev)
|
|
{
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = phy->n;
|
|
u8 tx_pwr_state;
|
|
struct nphy_txgains target;
|
|
u16 tmp;
|
|
enum ieee80211_band tmp2;
|
|
bool do_rssi_cal;
|
|
|
|
u16 clip[2];
|
|
bool do_cal = false;
|
|
|
|
if ((dev->phy.rev >= 3) &&
|
|
(sprom->boardflags_lo & B43_BFL_EXTLNA) &&
|
|
(b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)) {
|
|
switch (dev->dev->bus_type) {
|
|
#ifdef CONFIG_B43_BCMA
|
|
case B43_BUS_BCMA:
|
|
bcma_cc_set32(&dev->dev->bdev->bus->drv_cc,
|
|
BCMA_CC_CHIPCTL, 0x40);
|
|
break;
|
|
#endif
|
|
#ifdef CONFIG_B43_SSB
|
|
case B43_BUS_SSB:
|
|
chipco_set32(&dev->dev->sdev->bus->chipco,
|
|
SSB_CHIPCO_CHIPCTL, 0x40);
|
|
break;
|
|
#endif
|
|
}
|
|
}
|
|
nphy->deaf_count = 0;
|
|
b43_nphy_tables_init(dev);
|
|
nphy->crsminpwr_adjusted = false;
|
|
nphy->noisevars_adjusted = false;
|
|
|
|
/* Clear all overrides */
|
|
if (dev->phy.rev >= 3) {
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S1, 0);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B1S0, 0);
|
|
b43_phy_write(dev, B43_NPHY_TXF_40CO_B32S1, 0);
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_OVER, 0);
|
|
}
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC1, 0);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC2, 0);
|
|
if (dev->phy.rev < 6) {
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC3, 0);
|
|
b43_phy_write(dev, B43_NPHY_RFCTL_INTC4, 0);
|
|
}
|
|
b43_phy_mask(dev, B43_NPHY_RFSEQMODE,
|
|
~(B43_NPHY_RFSEQMODE_CAOVER |
|
|
B43_NPHY_RFSEQMODE_TROVER));
|
|
if (dev->phy.rev >= 3)
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, 0);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, 0);
|
|
|
|
if (dev->phy.rev <= 2) {
|
|
tmp = (dev->phy.rev == 2) ? 0x3B : 0x40;
|
|
b43_phy_maskset(dev, B43_NPHY_BPHY_CTL3,
|
|
~B43_NPHY_BPHY_CTL3_SCALE,
|
|
tmp << B43_NPHY_BPHY_CTL3_SCALE_SHIFT);
|
|
}
|
|
b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_20M, 0x20);
|
|
b43_phy_write(dev, B43_NPHY_AFESEQ_TX2RX_PUD_40M, 0x20);
|
|
|
|
if (sprom->boardflags2_lo & B43_BFL2_SKWRKFEM_BRD ||
|
|
(dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
|
|
dev->dev->board_type == 0x8B))
|
|
b43_phy_write(dev, B43_NPHY_TXREALFD, 0xA0);
|
|
else
|
|
b43_phy_write(dev, B43_NPHY_TXREALFD, 0xB8);
|
|
b43_phy_write(dev, B43_NPHY_MIMO_CRSTXEXT, 0xC8);
|
|
b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x50);
|
|
b43_phy_write(dev, B43_NPHY_TXRIFS_FRDEL, 0x30);
|
|
|
|
b43_nphy_update_mimo_config(dev, nphy->preamble_override);
|
|
b43_nphy_update_txrx_chain(dev);
|
|
|
|
if (phy->rev < 2) {
|
|
b43_phy_write(dev, B43_NPHY_DUP40_GFBL, 0xAA8);
|
|
b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4);
|
|
}
|
|
|
|
tmp2 = b43_current_band(dev->wl);
|
|
if (b43_nphy_ipa(dev)) {
|
|
b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1);
|
|
b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F,
|
|
nphy->papd_epsilon_offset[0] << 7);
|
|
b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1);
|
|
b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F,
|
|
nphy->papd_epsilon_offset[1] << 7);
|
|
b43_nphy_int_pa_set_tx_dig_filters(dev);
|
|
} else if (phy->rev >= 5) {
|
|
b43_nphy_ext_pa_set_tx_dig_filters(dev);
|
|
}
|
|
|
|
b43_nphy_workarounds(dev);
|
|
|
|
/* Reset CCA, in init code it differs a little from standard way */
|
|
b43_phy_force_clock(dev, 1);
|
|
tmp = b43_phy_read(dev, B43_NPHY_BBCFG);
|
|
b43_phy_write(dev, B43_NPHY_BBCFG, tmp | B43_NPHY_BBCFG_RSTCCA);
|
|
b43_phy_write(dev, B43_NPHY_BBCFG, tmp & ~B43_NPHY_BBCFG_RSTCCA);
|
|
b43_phy_force_clock(dev, 0);
|
|
|
|
b43_mac_phy_clock_set(dev, true);
|
|
|
|
b43_nphy_pa_override(dev, false);
|
|
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RX2TX);
|
|
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
|
|
b43_nphy_pa_override(dev, true);
|
|
|
|
b43_nphy_classifier(dev, 0, 0);
|
|
b43_nphy_read_clip_detection(dev, clip);
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
|
|
b43_nphy_bphy_init(dev);
|
|
|
|
tx_pwr_state = nphy->txpwrctrl;
|
|
b43_nphy_tx_power_ctrl(dev, false);
|
|
b43_nphy_tx_power_fix(dev);
|
|
b43_nphy_tx_power_ctl_idle_tssi(dev);
|
|
/* TODO N PHY TX Power Control Setup */
|
|
b43_nphy_tx_gain_table_upload(dev);
|
|
|
|
if (nphy->phyrxchain != 3)
|
|
b43_nphy_set_rx_core_state(dev, nphy->phyrxchain);
|
|
if (nphy->mphase_cal_phase_id > 0)
|
|
;/* TODO PHY Periodic Calibration Multi-Phase Restart */
|
|
|
|
do_rssi_cal = false;
|
|
if (phy->rev >= 3) {
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
|
|
do_rssi_cal = !nphy->rssical_chanspec_2G.center_freq;
|
|
else
|
|
do_rssi_cal = !nphy->rssical_chanspec_5G.center_freq;
|
|
|
|
if (do_rssi_cal)
|
|
b43_nphy_rssi_cal(dev);
|
|
else
|
|
b43_nphy_restore_rssi_cal(dev);
|
|
} else {
|
|
b43_nphy_rssi_cal(dev);
|
|
}
|
|
|
|
if (!((nphy->measure_hold & 0x6) != 0)) {
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
|
|
do_cal = !nphy->iqcal_chanspec_2G.center_freq;
|
|
else
|
|
do_cal = !nphy->iqcal_chanspec_5G.center_freq;
|
|
|
|
if (nphy->mute)
|
|
do_cal = false;
|
|
|
|
if (do_cal) {
|
|
target = b43_nphy_get_tx_gains(dev);
|
|
|
|
if (nphy->antsel_type == 2)
|
|
b43_nphy_superswitch_init(dev, true);
|
|
if (nphy->perical != 2) {
|
|
b43_nphy_rssi_cal(dev);
|
|
if (phy->rev >= 3) {
|
|
nphy->cal_orig_pwr_idx[0] =
|
|
nphy->txpwrindex[0].index_internal;
|
|
nphy->cal_orig_pwr_idx[1] =
|
|
nphy->txpwrindex[1].index_internal;
|
|
/* TODO N PHY Pre Calibrate TX Gain */
|
|
target = b43_nphy_get_tx_gains(dev);
|
|
}
|
|
if (!b43_nphy_cal_tx_iq_lo(dev, target, true, false))
|
|
if (b43_nphy_cal_rx_iq(dev, target, 2, 0) == 0)
|
|
b43_nphy_save_cal(dev);
|
|
} else if (nphy->mphase_cal_phase_id == 0)
|
|
;/* N PHY Periodic Calibration with arg 3 */
|
|
} else {
|
|
b43_nphy_restore_cal(dev);
|
|
}
|
|
}
|
|
|
|
b43_nphy_tx_pwr_ctrl_coef_setup(dev);
|
|
b43_nphy_tx_power_ctrl(dev, tx_pwr_state);
|
|
b43_phy_write(dev, B43_NPHY_TXMACIF_HOLDOFF, 0x0015);
|
|
b43_phy_write(dev, B43_NPHY_TXMACDELAY, 0x0320);
|
|
if (phy->rev >= 3 && phy->rev <= 6)
|
|
b43_phy_write(dev, B43_NPHY_PLOAD_CSENSE_EXTLEN, 0x0014);
|
|
b43_nphy_tx_lp_fbw(dev);
|
|
if (phy->rev >= 3)
|
|
b43_nphy_spur_workaround(dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************
|
|
* Channel switching ops.
|
|
**************************************************/
|
|
|
|
static void b43_chantab_phy_upload(struct b43_wldev *dev,
|
|
const struct b43_phy_n_sfo_cfg *e)
|
|
{
|
|
b43_phy_write(dev, B43_NPHY_BW1A, e->phy_bw1a);
|
|
b43_phy_write(dev, B43_NPHY_BW2, e->phy_bw2);
|
|
b43_phy_write(dev, B43_NPHY_BW3, e->phy_bw3);
|
|
b43_phy_write(dev, B43_NPHY_BW4, e->phy_bw4);
|
|
b43_phy_write(dev, B43_NPHY_BW5, e->phy_bw5);
|
|
b43_phy_write(dev, B43_NPHY_BW6, e->phy_bw6);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PmuSpurAvoid */
|
|
static void b43_nphy_pmu_spur_avoid(struct b43_wldev *dev, bool avoid)
|
|
{
|
|
struct bcma_drv_cc __maybe_unused *cc;
|
|
u32 __maybe_unused pmu_ctl;
|
|
|
|
switch (dev->dev->bus_type) {
|
|
#ifdef CONFIG_B43_BCMA
|
|
case B43_BUS_BCMA:
|
|
cc = &dev->dev->bdev->bus->drv_cc;
|
|
if (dev->dev->chip_id == 43224 || dev->dev->chip_id == 43225) {
|
|
if (avoid) {
|
|
bcma_chipco_pll_write(cc, 0x0, 0x11500010);
|
|
bcma_chipco_pll_write(cc, 0x1, 0x000C0C06);
|
|
bcma_chipco_pll_write(cc, 0x2, 0x0F600a08);
|
|
bcma_chipco_pll_write(cc, 0x3, 0x00000000);
|
|
bcma_chipco_pll_write(cc, 0x4, 0x2001E920);
|
|
bcma_chipco_pll_write(cc, 0x5, 0x88888815);
|
|
} else {
|
|
bcma_chipco_pll_write(cc, 0x0, 0x11100010);
|
|
bcma_chipco_pll_write(cc, 0x1, 0x000c0c06);
|
|
bcma_chipco_pll_write(cc, 0x2, 0x03000a08);
|
|
bcma_chipco_pll_write(cc, 0x3, 0x00000000);
|
|
bcma_chipco_pll_write(cc, 0x4, 0x200005c0);
|
|
bcma_chipco_pll_write(cc, 0x5, 0x88888815);
|
|
}
|
|
pmu_ctl = BCMA_CC_PMU_CTL_PLL_UPD;
|
|
} else if (dev->dev->chip_id == 0x4716) {
|
|
if (avoid) {
|
|
bcma_chipco_pll_write(cc, 0x0, 0x11500060);
|
|
bcma_chipco_pll_write(cc, 0x1, 0x080C0C06);
|
|
bcma_chipco_pll_write(cc, 0x2, 0x0F600000);
|
|
bcma_chipco_pll_write(cc, 0x3, 0x00000000);
|
|
bcma_chipco_pll_write(cc, 0x4, 0x2001E924);
|
|
bcma_chipco_pll_write(cc, 0x5, 0x88888815);
|
|
} else {
|
|
bcma_chipco_pll_write(cc, 0x0, 0x11100060);
|
|
bcma_chipco_pll_write(cc, 0x1, 0x080c0c06);
|
|
bcma_chipco_pll_write(cc, 0x2, 0x03000000);
|
|
bcma_chipco_pll_write(cc, 0x3, 0x00000000);
|
|
bcma_chipco_pll_write(cc, 0x4, 0x200005c0);
|
|
bcma_chipco_pll_write(cc, 0x5, 0x88888815);
|
|
}
|
|
pmu_ctl = BCMA_CC_PMU_CTL_PLL_UPD |
|
|
BCMA_CC_PMU_CTL_NOILPONW;
|
|
} else if (dev->dev->chip_id == 0x4322 ||
|
|
dev->dev->chip_id == 0x4340 ||
|
|
dev->dev->chip_id == 0x4341) {
|
|
bcma_chipco_pll_write(cc, 0x0, 0x11100070);
|
|
bcma_chipco_pll_write(cc, 0x1, 0x1014140a);
|
|
bcma_chipco_pll_write(cc, 0x5, 0x88888854);
|
|
if (avoid)
|
|
bcma_chipco_pll_write(cc, 0x2, 0x05201828);
|
|
else
|
|
bcma_chipco_pll_write(cc, 0x2, 0x05001828);
|
|
pmu_ctl = BCMA_CC_PMU_CTL_PLL_UPD;
|
|
} else {
|
|
return;
|
|
}
|
|
bcma_cc_set32(cc, BCMA_CC_PMU_CTL, pmu_ctl);
|
|
break;
|
|
#endif
|
|
#ifdef CONFIG_B43_SSB
|
|
case B43_BUS_SSB:
|
|
/* FIXME */
|
|
break;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ChanspecSetup */
|
|
static void b43_nphy_channel_setup(struct b43_wldev *dev,
|
|
const struct b43_phy_n_sfo_cfg *e,
|
|
struct ieee80211_channel *new_channel)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = dev->phy.n;
|
|
int ch = new_channel->hw_value;
|
|
|
|
u16 old_band_5ghz;
|
|
u32 tmp32;
|
|
|
|
old_band_5ghz =
|
|
b43_phy_read(dev, B43_NPHY_BANDCTL) & B43_NPHY_BANDCTL_5GHZ;
|
|
if (new_channel->band == IEEE80211_BAND_5GHZ && !old_band_5ghz) {
|
|
tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR);
|
|
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4);
|
|
b43_phy_set(dev, B43_PHY_B_BBCFG, 0xC000);
|
|
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32);
|
|
b43_phy_set(dev, B43_NPHY_BANDCTL, B43_NPHY_BANDCTL_5GHZ);
|
|
} else if (new_channel->band == IEEE80211_BAND_2GHZ && old_band_5ghz) {
|
|
b43_phy_mask(dev, B43_NPHY_BANDCTL, ~B43_NPHY_BANDCTL_5GHZ);
|
|
tmp32 = b43_read32(dev, B43_MMIO_PSM_PHY_HDR);
|
|
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32 | 4);
|
|
b43_phy_mask(dev, B43_PHY_B_BBCFG, 0x3FFF);
|
|
b43_write32(dev, B43_MMIO_PSM_PHY_HDR, tmp32);
|
|
}
|
|
|
|
b43_chantab_phy_upload(dev, e);
|
|
|
|
if (new_channel->hw_value == 14) {
|
|
b43_nphy_classifier(dev, 2, 0);
|
|
b43_phy_set(dev, B43_PHY_B_TEST, 0x0800);
|
|
} else {
|
|
b43_nphy_classifier(dev, 2, 2);
|
|
if (new_channel->band == IEEE80211_BAND_2GHZ)
|
|
b43_phy_mask(dev, B43_PHY_B_TEST, ~0x840);
|
|
}
|
|
|
|
if (!nphy->txpwrctrl)
|
|
b43_nphy_tx_power_fix(dev);
|
|
|
|
if (dev->phy.rev < 3)
|
|
b43_nphy_adjust_lna_gain_table(dev);
|
|
|
|
b43_nphy_tx_lp_fbw(dev);
|
|
|
|
if (dev->phy.rev >= 3 &&
|
|
dev->phy.n->spur_avoid != B43_SPUR_AVOID_DISABLE) {
|
|
bool avoid = false;
|
|
if (dev->phy.n->spur_avoid == B43_SPUR_AVOID_FORCE) {
|
|
avoid = true;
|
|
} else if (!b43_channel_type_is_40mhz(phy->channel_type)) {
|
|
if ((ch >= 5 && ch <= 8) || ch == 13 || ch == 14)
|
|
avoid = true;
|
|
} else { /* 40MHz */
|
|
if (nphy->aband_spurwar_en &&
|
|
(ch == 38 || ch == 102 || ch == 118))
|
|
avoid = dev->dev->chip_id == 0x4716;
|
|
}
|
|
|
|
b43_nphy_pmu_spur_avoid(dev, avoid);
|
|
|
|
if (dev->dev->chip_id == 43222 || dev->dev->chip_id == 43224 ||
|
|
dev->dev->chip_id == 43225) {
|
|
b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_LOW,
|
|
avoid ? 0x5341 : 0x8889);
|
|
b43_write16(dev, B43_MMIO_TSF_CLK_FRAC_HIGH, 0x8);
|
|
}
|
|
|
|
if (dev->phy.rev == 3 || dev->phy.rev == 4)
|
|
; /* TODO: reset PLL */
|
|
|
|
if (avoid)
|
|
b43_phy_set(dev, B43_NPHY_BBCFG, B43_NPHY_BBCFG_RSTRX);
|
|
else
|
|
b43_phy_mask(dev, B43_NPHY_BBCFG,
|
|
~B43_NPHY_BBCFG_RSTRX & 0xFFFF);
|
|
|
|
b43_nphy_reset_cca(dev);
|
|
|
|
/* wl sets useless phy_isspuravoid here */
|
|
}
|
|
|
|
b43_phy_write(dev, B43_NPHY_NDATAT_DUP40, 0x3830);
|
|
|
|
if (phy->rev >= 3)
|
|
b43_nphy_spur_workaround(dev);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetChanspec */
|
|
static int b43_nphy_set_channel(struct b43_wldev *dev,
|
|
struct ieee80211_channel *channel,
|
|
enum nl80211_channel_type channel_type)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
|
|
const struct b43_nphy_channeltab_entry_rev2 *tabent_r2 = NULL;
|
|
const struct b43_nphy_channeltab_entry_rev3 *tabent_r3 = NULL;
|
|
|
|
u8 tmp;
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
tabent_r3 = b43_nphy_get_chantabent_rev3(dev,
|
|
channel->center_freq);
|
|
if (!tabent_r3)
|
|
return -ESRCH;
|
|
} else {
|
|
tabent_r2 = b43_nphy_get_chantabent_rev2(dev,
|
|
channel->hw_value);
|
|
if (!tabent_r2)
|
|
return -ESRCH;
|
|
}
|
|
|
|
/* Channel is set later in common code, but we need to set it on our
|
|
own to let this function's subcalls work properly. */
|
|
phy->channel = channel->hw_value;
|
|
phy->channel_freq = channel->center_freq;
|
|
|
|
if (b43_channel_type_is_40mhz(phy->channel_type) !=
|
|
b43_channel_type_is_40mhz(channel_type))
|
|
; /* TODO: BMAC BW Set (channel_type) */
|
|
|
|
if (channel_type == NL80211_CHAN_HT40PLUS)
|
|
b43_phy_set(dev, B43_NPHY_RXCTL,
|
|
B43_NPHY_RXCTL_BSELU20);
|
|
else if (channel_type == NL80211_CHAN_HT40MINUS)
|
|
b43_phy_mask(dev, B43_NPHY_RXCTL,
|
|
~B43_NPHY_RXCTL_BSELU20);
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 4 : 0;
|
|
b43_radio_maskset(dev, 0x08, 0xFFFB, tmp);
|
|
b43_radio_2056_setup(dev, tabent_r3);
|
|
b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel);
|
|
} else {
|
|
tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 0x0020 : 0x0050;
|
|
b43_radio_maskset(dev, B2055_MASTER1, 0xFF8F, tmp);
|
|
b43_radio_2055_setup(dev, tabent_r2);
|
|
b43_nphy_channel_setup(dev, &(tabent_r2->phy_regs), channel);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************
|
|
* Basic PHY ops.
|
|
**************************************************/
|
|
|
|
static int b43_nphy_op_allocate(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy_n *nphy;
|
|
|
|
nphy = kzalloc(sizeof(*nphy), GFP_KERNEL);
|
|
if (!nphy)
|
|
return -ENOMEM;
|
|
dev->phy.n = nphy;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void b43_nphy_op_prepare_structs(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = phy->n;
|
|
struct ssb_sprom *sprom = dev->dev->bus_sprom;
|
|
|
|
memset(nphy, 0, sizeof(*nphy));
|
|
|
|
nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4);
|
|
nphy->spur_avoid = (phy->rev >= 3) ?
|
|
B43_SPUR_AVOID_AUTO : B43_SPUR_AVOID_DISABLE;
|
|
nphy->gain_boost = true; /* this way we follow wl, assume it is true */
|
|
nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */
|
|
nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */
|
|
nphy->perical = 2; /* avoid additional rssi cal on init (like wl) */
|
|
/* 128 can mean disabled-by-default state of TX pwr ctl. Max value is
|
|
* 0x7f == 127 and we check for 128 when restoring TX pwr ctl. */
|
|
nphy->tx_pwr_idx[0] = 128;
|
|
nphy->tx_pwr_idx[1] = 128;
|
|
|
|
/* Hardware TX power control and 5GHz power gain */
|
|
nphy->txpwrctrl = false;
|
|
nphy->pwg_gain_5ghz = false;
|
|
if (dev->phy.rev >= 3 ||
|
|
(dev->dev->board_vendor == PCI_VENDOR_ID_APPLE &&
|
|
(dev->dev->core_rev == 11 || dev->dev->core_rev == 12))) {
|
|
nphy->txpwrctrl = true;
|
|
nphy->pwg_gain_5ghz = true;
|
|
} else if (sprom->revision >= 4) {
|
|
if (dev->phy.rev >= 2 &&
|
|
(sprom->boardflags2_lo & B43_BFL2_TXPWRCTRL_EN)) {
|
|
nphy->txpwrctrl = true;
|
|
#ifdef CONFIG_B43_SSB
|
|
if (dev->dev->bus_type == B43_BUS_SSB &&
|
|
dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI) {
|
|
struct pci_dev *pdev =
|
|
dev->dev->sdev->bus->host_pci;
|
|
if (pdev->device == 0x4328 ||
|
|
pdev->device == 0x432a)
|
|
nphy->pwg_gain_5ghz = true;
|
|
}
|
|
#endif
|
|
} else if (sprom->boardflags2_lo & B43_BFL2_5G_PWRGAIN) {
|
|
nphy->pwg_gain_5ghz = true;
|
|
}
|
|
}
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
nphy->ipa2g_on = sprom->fem.ghz2.extpa_gain == 2;
|
|
nphy->ipa5g_on = sprom->fem.ghz5.extpa_gain == 2;
|
|
}
|
|
}
|
|
|
|
static void b43_nphy_op_free(struct b43_wldev *dev)
|
|
{
|
|
struct b43_phy *phy = &dev->phy;
|
|
struct b43_phy_n *nphy = phy->n;
|
|
|
|
kfree(nphy);
|
|
phy->n = NULL;
|
|
}
|
|
|
|
static int b43_nphy_op_init(struct b43_wldev *dev)
|
|
{
|
|
return b43_phy_initn(dev);
|
|
}
|
|
|
|
static inline void check_phyreg(struct b43_wldev *dev, u16 offset)
|
|
{
|
|
#if B43_DEBUG
|
|
if ((offset & B43_PHYROUTE) == B43_PHYROUTE_OFDM_GPHY) {
|
|
/* OFDM registers are onnly available on A/G-PHYs */
|
|
b43err(dev->wl, "Invalid OFDM PHY access at "
|
|
"0x%04X on N-PHY\n", offset);
|
|
dump_stack();
|
|
}
|
|
if ((offset & B43_PHYROUTE) == B43_PHYROUTE_EXT_GPHY) {
|
|
/* Ext-G registers are only available on G-PHYs */
|
|
b43err(dev->wl, "Invalid EXT-G PHY access at "
|
|
"0x%04X on N-PHY\n", offset);
|
|
dump_stack();
|
|
}
|
|
#endif /* B43_DEBUG */
|
|
}
|
|
|
|
static u16 b43_nphy_op_read(struct b43_wldev *dev, u16 reg)
|
|
{
|
|
check_phyreg(dev, reg);
|
|
b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
|
|
return b43_read16(dev, B43_MMIO_PHY_DATA);
|
|
}
|
|
|
|
static void b43_nphy_op_write(struct b43_wldev *dev, u16 reg, u16 value)
|
|
{
|
|
check_phyreg(dev, reg);
|
|
b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
|
|
b43_write16(dev, B43_MMIO_PHY_DATA, value);
|
|
}
|
|
|
|
static void b43_nphy_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask,
|
|
u16 set)
|
|
{
|
|
check_phyreg(dev, reg);
|
|
b43_write16(dev, B43_MMIO_PHY_CONTROL, reg);
|
|
b43_write16(dev, B43_MMIO_PHY_DATA,
|
|
(b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set);
|
|
}
|
|
|
|
static u16 b43_nphy_op_radio_read(struct b43_wldev *dev, u16 reg)
|
|
{
|
|
/* Register 1 is a 32-bit register. */
|
|
B43_WARN_ON(reg == 1);
|
|
/* N-PHY needs 0x100 for read access */
|
|
reg |= 0x100;
|
|
|
|
b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
|
|
return b43_read16(dev, B43_MMIO_RADIO_DATA_LOW);
|
|
}
|
|
|
|
static void b43_nphy_op_radio_write(struct b43_wldev *dev, u16 reg, u16 value)
|
|
{
|
|
/* Register 1 is a 32-bit register. */
|
|
B43_WARN_ON(reg == 1);
|
|
|
|
b43_write16(dev, B43_MMIO_RADIO_CONTROL, reg);
|
|
b43_write16(dev, B43_MMIO_RADIO_DATA_LOW, value);
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/Radio/Switch%20Radio */
|
|
static void b43_nphy_op_software_rfkill(struct b43_wldev *dev,
|
|
bool blocked)
|
|
{
|
|
if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED)
|
|
b43err(dev->wl, "MAC not suspended\n");
|
|
|
|
if (blocked) {
|
|
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
|
|
~B43_NPHY_RFCTL_CMD_CHIP0PU);
|
|
if (dev->phy.rev >= 3) {
|
|
b43_radio_mask(dev, 0x09, ~0x2);
|
|
|
|
b43_radio_write(dev, 0x204D, 0);
|
|
b43_radio_write(dev, 0x2053, 0);
|
|
b43_radio_write(dev, 0x2058, 0);
|
|
b43_radio_write(dev, 0x205E, 0);
|
|
b43_radio_mask(dev, 0x2062, ~0xF0);
|
|
b43_radio_write(dev, 0x2064, 0);
|
|
|
|
b43_radio_write(dev, 0x304D, 0);
|
|
b43_radio_write(dev, 0x3053, 0);
|
|
b43_radio_write(dev, 0x3058, 0);
|
|
b43_radio_write(dev, 0x305E, 0);
|
|
b43_radio_mask(dev, 0x3062, ~0xF0);
|
|
b43_radio_write(dev, 0x3064, 0);
|
|
}
|
|
} else {
|
|
if (dev->phy.rev >= 3) {
|
|
b43_radio_init2056(dev);
|
|
b43_switch_channel(dev, dev->phy.channel);
|
|
} else {
|
|
b43_radio_init2055(dev);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* http://bcm-v4.sipsolutions.net/802.11/PHY/Anacore */
|
|
static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on)
|
|
{
|
|
u16 override = on ? 0x0 : 0x7FFF;
|
|
u16 core = on ? 0xD : 0x00FD;
|
|
|
|
if (dev->phy.rev >= 3) {
|
|
if (on) {
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER1, override);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C1, core);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_C2, core);
|
|
}
|
|
} else {
|
|
b43_phy_write(dev, B43_NPHY_AFECTL_OVER, override);
|
|
}
|
|
}
|
|
|
|
static int b43_nphy_op_switch_channel(struct b43_wldev *dev,
|
|
unsigned int new_channel)
|
|
{
|
|
struct ieee80211_channel *channel = dev->wl->hw->conf.channel;
|
|
enum nl80211_channel_type channel_type = dev->wl->hw->conf.channel_type;
|
|
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
|
|
if ((new_channel < 1) || (new_channel > 14))
|
|
return -EINVAL;
|
|
} else {
|
|
if (new_channel > 200)
|
|
return -EINVAL;
|
|
}
|
|
|
|
return b43_nphy_set_channel(dev, channel, channel_type);
|
|
}
|
|
|
|
static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev)
|
|
{
|
|
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
|
|
return 1;
|
|
return 36;
|
|
}
|
|
|
|
const struct b43_phy_operations b43_phyops_n = {
|
|
.allocate = b43_nphy_op_allocate,
|
|
.free = b43_nphy_op_free,
|
|
.prepare_structs = b43_nphy_op_prepare_structs,
|
|
.init = b43_nphy_op_init,
|
|
.phy_read = b43_nphy_op_read,
|
|
.phy_write = b43_nphy_op_write,
|
|
.phy_maskset = b43_nphy_op_maskset,
|
|
.radio_read = b43_nphy_op_radio_read,
|
|
.radio_write = b43_nphy_op_radio_write,
|
|
.software_rfkill = b43_nphy_op_software_rfkill,
|
|
.switch_analog = b43_nphy_op_switch_analog,
|
|
.switch_channel = b43_nphy_op_switch_channel,
|
|
.get_default_chan = b43_nphy_op_get_default_chan,
|
|
.recalc_txpower = b43_nphy_op_recalc_txpower,
|
|
.adjust_txpower = b43_nphy_op_adjust_txpower,
|
|
};
|