dev->phy.lp = NULL;
}
+static void lpphy_read_band_sprom(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ struct ssb_bus *bus = dev->dev->bus;
+ u16 cckpo, maxpwr;
+ u32 ofdmpo;
+ int i;
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
+ lpphy->tx_isolation_med_band = bus->sprom.tri2g;
+ lpphy->bx_arch = bus->sprom.bxa2g;
+ lpphy->rx_pwr_offset = bus->sprom.rxpo2g;
+ lpphy->rssi_vf = bus->sprom.rssismf2g;
+ lpphy->rssi_vc = bus->sprom.rssismc2g;
+ lpphy->rssi_gs = bus->sprom.rssisav2g;
+ lpphy->txpa[0] = bus->sprom.pa0b0;
+ lpphy->txpa[1] = bus->sprom.pa0b1;
+ lpphy->txpa[2] = bus->sprom.pa0b2;
+ maxpwr = bus->sprom.maxpwr_bg;
+ lpphy->max_tx_pwr_med_band = maxpwr;
+ cckpo = bus->sprom.cck2gpo;
+ ofdmpo = bus->sprom.ofdm2gpo;
+ if (cckpo) {
+ for (i = 0; i < 4; i++) {
+ lpphy->tx_max_rate[i] =
+ maxpwr - (ofdmpo & 0xF) * 2;
+ ofdmpo >>= 4;
+ }
+ ofdmpo = bus->sprom.ofdm2gpo;
+ for (i = 4; i < 15; i++) {
+ lpphy->tx_max_rate[i] =
+ maxpwr - (ofdmpo & 0xF) * 2;
+ ofdmpo >>= 4;
+ }
+ } else {
+ ofdmpo &= 0xFF;
+ for (i = 0; i < 4; i++)
+ lpphy->tx_max_rate[i] = maxpwr;
+ for (i = 4; i < 15; i++)
+ lpphy->tx_max_rate[i] = maxpwr - ofdmpo;
+ }
+ } else { /* 5GHz */
+ lpphy->tx_isolation_low_band = bus->sprom.tri5gl;
+ lpphy->tx_isolation_med_band = bus->sprom.tri5g;
+ lpphy->tx_isolation_hi_band = bus->sprom.tri5gh;
+ lpphy->bx_arch = bus->sprom.bxa5g;
+ lpphy->rx_pwr_offset = bus->sprom.rxpo5g;
+ lpphy->rssi_vf = bus->sprom.rssismf5g;
+ lpphy->rssi_vc = bus->sprom.rssismc5g;
+ lpphy->rssi_gs = bus->sprom.rssisav5g;
+ lpphy->txpa[0] = bus->sprom.pa1b0;
+ lpphy->txpa[1] = bus->sprom.pa1b1;
+ lpphy->txpa[2] = bus->sprom.pa1b2;
+ lpphy->txpal[0] = bus->sprom.pa1lob0;
+ lpphy->txpal[1] = bus->sprom.pa1lob1;
+ lpphy->txpal[2] = bus->sprom.pa1lob2;
+ lpphy->txpah[0] = bus->sprom.pa1hib0;
+ lpphy->txpah[1] = bus->sprom.pa1hib1;
+ lpphy->txpah[2] = bus->sprom.pa1hib2;
+ maxpwr = bus->sprom.maxpwr_al;
+ ofdmpo = bus->sprom.ofdm5glpo;
+ lpphy->max_tx_pwr_low_band = maxpwr;
+ for (i = 4; i < 12; i++) {
+ lpphy->tx_max_ratel[i] = maxpwr - (ofdmpo & 0xF) * 2;
+ ofdmpo >>= 4;
+ }
+ maxpwr = bus->sprom.maxpwr_a;
+ ofdmpo = bus->sprom.ofdm5gpo;
+ lpphy->max_tx_pwr_med_band = maxpwr;
+ for (i = 4; i < 12; i++) {
+ lpphy->tx_max_rate[i] = maxpwr - (ofdmpo & 0xF) * 2;
+ ofdmpo >>= 4;
+ }
+ maxpwr = bus->sprom.maxpwr_ah;
+ ofdmpo = bus->sprom.ofdm5ghpo;
+ lpphy->max_tx_pwr_hi_band = maxpwr;
+ for (i = 4; i < 12; i++) {
+ lpphy->tx_max_rateh[i] = maxpwr - (ofdmpo & 0xF) * 2;
+ ofdmpo >>= 4;
+ }
+ }
+}
+
+static void lpphy_adjust_gain_table(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ u32 freq = dev->wl->hw->conf.channel->center_freq;
+ u16 temp[3];
+ u16 isolation;
+
+ B43_WARN_ON(dev->phy.rev >= 2);
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+ isolation = lpphy->tx_isolation_med_band;
+ else if (freq <= 5320)
+ isolation = lpphy->tx_isolation_low_band;
+ else if (freq <= 5700)
+ isolation = lpphy->tx_isolation_med_band;
+ else
+ isolation = lpphy->tx_isolation_hi_band;
+
+ temp[0] = ((isolation - 26) / 12) << 12;
+ temp[1] = temp[0] + 0x1000;
+ temp[2] = temp[0] + 0x2000;
+
+ b43_lptab_write_bulk(dev, B43_LPTAB16(12, 0), 3, temp);
+ b43_lptab_write_bulk(dev, B43_LPTAB16(13, 0), 3, temp);
+}
+
static void lpphy_table_init(struct b43_wldev *dev)
{
- //TODO
+ if (dev->phy.rev < 2)
+ lpphy_rev0_1_table_init(dev);
+ else
+ lpphy_rev2plus_table_init(dev);
+
+ lpphy_init_tx_gain_table(dev);
+
+ if (dev->phy.rev < 2)
+ lpphy_adjust_gain_table(dev);
}
static void lpphy_baseband_rev0_1_init(struct b43_wldev *dev)
}
}
+static void lpphy_save_dig_flt_state(struct b43_wldev *dev)
+{
+ static const u16 addr[] = {
+ B43_PHY_OFDM(0xC1),
+ B43_PHY_OFDM(0xC2),
+ B43_PHY_OFDM(0xC3),
+ B43_PHY_OFDM(0xC4),
+ B43_PHY_OFDM(0xC5),
+ B43_PHY_OFDM(0xC6),
+ B43_PHY_OFDM(0xC7),
+ B43_PHY_OFDM(0xC8),
+ B43_PHY_OFDM(0xCF),
+ };
+
+ static const u16 coefs[] = {
+ 0xDE5E, 0xE832, 0xE331, 0x4D26,
+ 0x0026, 0x1420, 0x0020, 0xFE08,
+ 0x0008,
+ };
+
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(addr); i++) {
+ lpphy->dig_flt_state[i] = b43_phy_read(dev, addr[i]);
+ b43_phy_write(dev, addr[i], coefs[i]);
+ }
+}
+
+static void lpphy_restore_dig_flt_state(struct b43_wldev *dev)
+{
+ static const u16 addr[] = {
+ B43_PHY_OFDM(0xC1),
+ B43_PHY_OFDM(0xC2),
+ B43_PHY_OFDM(0xC3),
+ B43_PHY_OFDM(0xC4),
+ B43_PHY_OFDM(0xC5),
+ B43_PHY_OFDM(0xC6),
+ B43_PHY_OFDM(0xC7),
+ B43_PHY_OFDM(0xC8),
+ B43_PHY_OFDM(0xCF),
+ };
+
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(addr); i++)
+ b43_phy_write(dev, addr[i], lpphy->dig_flt_state[i]);
+}
+
static void lpphy_baseband_rev2plus_init(struct b43_wldev *dev)
{
struct ssb_bus *bus = dev->dev->bus;
b43_phy_write(dev, B43_PHY_OFDM(0xF9), 0);
b43_phy_write(dev, B43_LPPHY_TR_LOOKUP_1, 0);
b43_phy_set(dev, B43_LPPHY_ADC_COMPENSATION_CTL, 0x10);
- b43_phy_maskset(dev, B43_LPPHY_OFDMSYNCTHRESH0, 0xFF00, 0x78);
+ b43_phy_maskset(dev, B43_LPPHY_OFDMSYNCTHRESH0, 0xFF00, 0xB4);
b43_phy_maskset(dev, B43_LPPHY_DCOFFSETTRANSIENT, 0xF8FF, 0x200);
b43_phy_maskset(dev, B43_LPPHY_DCOFFSETTRANSIENT, 0xFF00, 0x7F);
b43_phy_maskset(dev, B43_LPPHY_GAINDIRECTMISMATCH, 0xFF0F, 0x40);
b43_phy_mask(dev, B43_LPPHY_CRSGAIN_CTL, ~0x4000);
b43_phy_mask(dev, B43_LPPHY_CRSGAIN_CTL, ~0x2000);
b43_phy_set(dev, B43_PHY_OFDM(0x10A), 0x1);
- b43_phy_maskset(dev, B43_PHY_OFDM(0x10A), 0xFF01, 0x10);
+ if (bus->boardinfo.rev >= 0x18) {
+ b43_lptab_write(dev, B43_LPTAB32(17, 65), 0xEC);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0x10A), 0xFF01, 0x14);
+ } else {
+ b43_phy_maskset(dev, B43_PHY_OFDM(0x10A), 0xFF01, 0x10);
+ }
b43_phy_maskset(dev, B43_PHY_OFDM(0xDF), 0xFF00, 0xF4);
b43_phy_maskset(dev, B43_PHY_OFDM(0xDF), 0x00FF, 0xF100);
b43_phy_write(dev, B43_LPPHY_CLIPTHRESH, 0x48);
b43_phy_maskset(dev, B43_LPPHY_CLIPCTRTHRESH, 0xFFE0, 0x12);
b43_phy_maskset(dev, B43_LPPHY_GAINMISMATCH, 0x0FFF, 0x9000);
- b43_lptab_write(dev, B43_LPTAB16(0x08, 0x14), 0);
- b43_lptab_write(dev, B43_LPTAB16(0x08, 0x12), 0x40);
+ if ((bus->chip_id == 0x4325) && (bus->chip_rev == 1)) {
+ b43_lptab_write(dev, B43_LPTAB16(0x08, 0x14), 0);
+ b43_lptab_write(dev, B43_LPTAB16(0x08, 0x12), 0x40);
+ }
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
b43_phy_set(dev, B43_LPPHY_CRSGAIN_CTL, 0x40);
b43_phy_write(dev, B43_LPPHY_AFE_RSSI_CTL_1,
0x2000 | ((u16)lpphy->rssi_gs << 10) |
((u16)lpphy->rssi_vc << 4) | lpphy->rssi_vf);
+
+ if ((bus->chip_id == 0x4325) && (bus->chip_rev == 0)) {
+ b43_phy_set(dev, B43_LPPHY_AFE_ADC_CTL_0, 0x1C);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_CTL, 0x00FF, 0x8800);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_ADC_CTL_1, 0xFC3C, 0x0400);
+ }
+
+ lpphy_save_dig_flt_state(dev);
}
static void lpphy_baseband_init(struct b43_wldev *dev)
tmp >>= e->rf_shift;
tmp <<= e->phy_shift;
b43_phy_maskset(dev, B43_PHY_OFDM(0xF2 + e->phy_offset),
- e->mask << e->phy_shift, tmp);
+ ~(e->mask << e->phy_shift), tmp);
}
}
}
}
+struct lpphy_iq_est { u32 iq_prod, i_pwr, q_pwr; };
+
+static void lpphy_set_rc_cap(struct b43_wldev *dev)
+{
+ u8 rc_cap = dev->phy.lp->rc_cap;
+
+ b43_radio_write(dev, B2062_N_RXBB_CALIB2, max_t(u8, rc_cap-4, 0x80));
+ b43_radio_write(dev, B2062_N_TX_CTL_A, ((rc_cap & 0x1F) >> 1) | 0x80);
+ b43_radio_write(dev, B2062_S_RXG_CNT16, ((rc_cap & 0x1F) >> 2) | 0x80);
+}
+
+static u8 lpphy_get_bb_mult(struct b43_wldev *dev)
+{
+ return (b43_lptab_read(dev, B43_LPTAB16(0, 87)) & 0xFF00) >> 8;
+}
+
+static void lpphy_set_bb_mult(struct b43_wldev *dev, u8 bb_mult)
+{
+ b43_lptab_write(dev, B43_LPTAB16(0, 87), (u16)bb_mult << 8);
+}
+
+static void lpphy_disable_crs(struct b43_wldev *dev)
+{
+ b43_phy_maskset(dev, B43_LPPHY_CRSGAIN_CTL, 0xFF1F, 0x80);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xFFFC, 0x1);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x3);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xFFFB);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x4);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_0, 0xFFF7);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x8);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0x10);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x10);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xFFDF);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x20);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xFFBF);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x40);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0x7);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0x38);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0xFF3F);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0x100);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0xFDFF);
+ b43_phy_write(dev, B43_LPPHY_PS_CTL_OVERRIDE_VAL0, 0);
+ b43_phy_write(dev, B43_LPPHY_PS_CTL_OVERRIDE_VAL1, 1);
+ b43_phy_write(dev, B43_LPPHY_PS_CTL_OVERRIDE_VAL2, 0x20);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0xFBFF);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0xF7FF);
+ b43_phy_write(dev, B43_LPPHY_TX_GAIN_CTL_OVERRIDE_VAL, 0);
+ b43_phy_write(dev, B43_LPPHY_RX_GAIN_CTL_OVERRIDE_VAL, 0x45AF);
+ b43_phy_write(dev, B43_LPPHY_RF_OVERRIDE_2, 0x3FF);
+}
+
+static void lpphy_restore_crs(struct b43_wldev *dev)
+{
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+ b43_phy_maskset(dev, B43_LPPHY_CRSGAIN_CTL, 0xFF1F, 0x60);
+ else
+ b43_phy_maskset(dev, B43_LPPHY_CRSGAIN_CTL, 0xFF1F, 0x20);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_0, 0xFF80);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFC00);
+}
+
+struct lpphy_tx_gains { u16 gm, pga, pad, dac; };
+
+static struct lpphy_tx_gains lpphy_get_tx_gains(struct b43_wldev *dev)
+{
+ struct lpphy_tx_gains gains;
+ u16 tmp;
+
+ gains.dac = (b43_phy_read(dev, B43_LPPHY_AFE_DAC_CTL) & 0x380) >> 7;
+ if (dev->phy.rev < 2) {
+ tmp = b43_phy_read(dev,
+ B43_LPPHY_TX_GAIN_CTL_OVERRIDE_VAL) & 0x7FF;
+ gains.gm = tmp & 0x0007;
+ gains.pga = (tmp & 0x0078) >> 3;
+ gains.pad = (tmp & 0x780) >> 7;
+ } else {
+ tmp = b43_phy_read(dev, B43_LPPHY_TX_GAIN_CTL_OVERRIDE_VAL);
+ gains.pad = b43_phy_read(dev, B43_PHY_OFDM(0xFB)) & 0xFF;
+ gains.gm = tmp & 0xFF;
+ gains.pga = (tmp >> 8) & 0xFF;
+ }
+
+ return gains;
+}
+
+static void lpphy_set_dac_gain(struct b43_wldev *dev, u16 dac)
+{
+ u16 ctl = b43_phy_read(dev, B43_LPPHY_AFE_DAC_CTL) & 0xC7F;
+ ctl |= dac << 7;
+ b43_phy_maskset(dev, B43_LPPHY_AFE_DAC_CTL, 0xF000, ctl);
+}
+
+static void lpphy_set_tx_gains(struct b43_wldev *dev,
+ struct lpphy_tx_gains gains)
+{
+ u16 rf_gain, pa_gain;
+
+ if (dev->phy.rev < 2) {
+ rf_gain = (gains.pad << 7) | (gains.pga << 3) | gains.gm;
+ b43_phy_maskset(dev, B43_LPPHY_TX_GAIN_CTL_OVERRIDE_VAL,
+ 0xF800, rf_gain);
+ } else {
+ pa_gain = b43_phy_read(dev, B43_PHY_OFDM(0xFB)) & 0x7F00;
+ b43_phy_write(dev, B43_LPPHY_TX_GAIN_CTL_OVERRIDE_VAL,
+ (gains.pga << 8) | gains.gm);
+ b43_phy_maskset(dev, B43_LPPHY_TX_GAIN_CTL_OVERRIDE_VAL,
+ 0x8000, gains.pad | pa_gain);
+ b43_phy_write(dev, B43_PHY_OFDM(0xFC),
+ (gains.pga << 8) | gains.gm);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0xFD),
+ 0x8000, gains.pad | pa_gain);
+ }
+ lpphy_set_dac_gain(dev, gains.dac);
+ if (dev->phy.rev < 2) {
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFEFF, 1 << 8);
+ } else {
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFF7F, 1 << 7);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2, 0xBFFF, 1 << 14);
+ }
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFFBF, 1 << 4);
+}
+
+static void lpphy_rev0_1_set_rx_gain(struct b43_wldev *dev, u32 gain)
+{
+ u16 trsw = gain & 0x1;
+ u16 lna = (gain & 0xFFFC) | ((gain & 0xC) >> 2);
+ u16 ext_lna = (gain & 2) >> 1;
+
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xFFFE, trsw);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL,
+ 0xFBFF, ext_lna << 10);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL,
+ 0xF7FF, ext_lna << 11);
+ b43_phy_write(dev, B43_LPPHY_RX_GAIN_CTL_OVERRIDE_VAL, lna);
+}
+
+static void lpphy_rev2plus_set_rx_gain(struct b43_wldev *dev, u32 gain)
+{
+ u16 low_gain = gain & 0xFFFF;
+ u16 high_gain = (gain >> 16) & 0xF;
+ u16 ext_lna = (gain >> 21) & 0x1;
+ u16 trsw = ~(gain >> 20) & 0x1;
+ u16 tmp;
+
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xFFFE, trsw);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL,
+ 0xFDFF, ext_lna << 9);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL,
+ 0xFBFF, ext_lna << 10);
+ b43_phy_write(dev, B43_LPPHY_RX_GAIN_CTL_OVERRIDE_VAL, low_gain);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_DDFS, 0xFFF0, high_gain);
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
+ tmp = (gain >> 2) & 0x3;
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL,
+ 0xE7FF, tmp<<11);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0xE6), 0xFFE7, tmp << 3);
+ }
+}
+
+static void lpphy_enable_rx_gain_override(struct b43_wldev *dev)
+{
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_0, 0xFFFE);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_0, 0xFFEF);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_0, 0xFFBF);
+ if (dev->phy.rev >= 2) {
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFEFF);
+ if (b43_current_band(dev->wl) != IEEE80211_BAND_2GHZ)
+ return;
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFBFF);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFFF7);
+ } else {
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_2, 0xFDFF);
+ }
+}
+
+static void lpphy_disable_rx_gain_override(struct b43_wldev *dev)
+{
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x1);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x10);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x40);
+ if (dev->phy.rev >= 2) {
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_2, 0x100);
+ if (b43_current_band(dev->wl) != IEEE80211_BAND_2GHZ)
+ return;
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_2, 0x400);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_2, 0x8);
+ } else {
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_2, 0x200);
+ }
+}
+
+static void lpphy_set_rx_gain(struct b43_wldev *dev, u32 gain)
+{
+ if (dev->phy.rev < 2)
+ lpphy_rev0_1_set_rx_gain(dev, gain);
+ else
+ lpphy_rev2plus_set_rx_gain(dev, gain);
+ lpphy_enable_rx_gain_override(dev);
+}
+
+static void lpphy_set_rx_gain_by_index(struct b43_wldev *dev, u16 idx)
+{
+ u32 gain = b43_lptab_read(dev, B43_LPTAB16(12, idx));
+ lpphy_set_rx_gain(dev, gain);
+}
+
+static void lpphy_stop_ddfs(struct b43_wldev *dev)
+{
+ b43_phy_mask(dev, B43_LPPHY_AFE_DDFS, 0xFFFD);
+ b43_phy_mask(dev, B43_LPPHY_LP_PHY_CTL, 0xFFDF);
+}
+
+static void lpphy_run_ddfs(struct b43_wldev *dev, int i_on, int q_on,
+ int incr1, int incr2, int scale_idx)
+{
+ lpphy_stop_ddfs(dev);
+ b43_phy_mask(dev, B43_LPPHY_AFE_DDFS_POINTER_INIT, 0xFF80);
+ b43_phy_mask(dev, B43_LPPHY_AFE_DDFS_POINTER_INIT, 0x80FF);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_DDFS_INCR_INIT, 0xFF80, incr1);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_DDFS_INCR_INIT, 0x80FF, incr2 << 8);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_DDFS, 0xFFF7, i_on << 3);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_DDFS, 0xFFEF, q_on << 4);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_DDFS, 0xFF9F, scale_idx << 5);
+ b43_phy_mask(dev, B43_LPPHY_AFE_DDFS, 0xFFFB);
+ b43_phy_set(dev, B43_LPPHY_AFE_DDFS, 0x2);
+ b43_phy_set(dev, B43_LPPHY_AFE_DDFS, 0x20);
+}
+
+static bool lpphy_rx_iq_est(struct b43_wldev *dev, u16 samples, u8 time,
+ struct lpphy_iq_est *iq_est)
+{
+ int i;
+
+ b43_phy_mask(dev, B43_LPPHY_CRSGAIN_CTL, 0xFFF7);
+ b43_phy_write(dev, B43_LPPHY_IQ_NUM_SMPLS_ADDR, samples);
+ b43_phy_maskset(dev, B43_LPPHY_IQ_ENABLE_WAIT_TIME_ADDR, 0xFF00, time);
+ b43_phy_mask(dev, B43_LPPHY_IQ_ENABLE_WAIT_TIME_ADDR, 0xFEFF);
+ b43_phy_set(dev, B43_LPPHY_IQ_ENABLE_WAIT_TIME_ADDR, 0xFDFF);
+
+ for (i = 0; i < 500; i++) {
+ if (!(b43_phy_read(dev,
+ B43_LPPHY_IQ_ENABLE_WAIT_TIME_ADDR) & 0x200))
+ break;
+ msleep(1);
+ }
+
+ if ((b43_phy_read(dev, B43_LPPHY_IQ_ENABLE_WAIT_TIME_ADDR) & 0x200)) {
+ b43_phy_set(dev, B43_LPPHY_CRSGAIN_CTL, 0x8);
+ return false;
+ }
+
+ iq_est->iq_prod = b43_phy_read(dev, B43_LPPHY_IQ_ACC_HI_ADDR);
+ iq_est->iq_prod <<= 16;
+ iq_est->iq_prod |= b43_phy_read(dev, B43_LPPHY_IQ_ACC_LO_ADDR);
+
+ iq_est->i_pwr = b43_phy_read(dev, B43_LPPHY_IQ_I_PWR_ACC_HI_ADDR);
+ iq_est->i_pwr <<= 16;
+ iq_est->i_pwr |= b43_phy_read(dev, B43_LPPHY_IQ_I_PWR_ACC_LO_ADDR);
+
+ iq_est->q_pwr = b43_phy_read(dev, B43_LPPHY_IQ_Q_PWR_ACC_HI_ADDR);
+ iq_est->q_pwr <<= 16;
+ iq_est->q_pwr |= b43_phy_read(dev, B43_LPPHY_IQ_Q_PWR_ACC_LO_ADDR);
+
+ b43_phy_set(dev, B43_LPPHY_CRSGAIN_CTL, 0x8);
+ return true;
+}
+
+static int lpphy_loopback(struct b43_wldev *dev)
+{
+ struct lpphy_iq_est iq_est;
+ int i, index = -1;
+ u32 tmp;
+
+ memset(&iq_est, 0, sizeof(iq_est));
+
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xFFFC, 0x3);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x3);
+ b43_phy_mask(dev, B43_LPPHY_AFE_CTL_OVRVAL, 0xFFFE);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x800);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0x800);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x8);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0x8);
+ b43_radio_write(dev, B2062_N_TX_CTL_A, 0x80);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_0, 0x80);
+ b43_phy_set(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0x80);
+ for (i = 0; i < 32; i++) {
+ lpphy_set_rx_gain_by_index(dev, i);
+ lpphy_run_ddfs(dev, 1, 1, 5, 5, 0);
+ if (!(lpphy_rx_iq_est(dev, 1000, 32, &iq_est)))
+ continue;
+ tmp = (iq_est.i_pwr + iq_est.q_pwr) / 1000;
+ if ((tmp > 4000) && (tmp < 10000)) {
+ index = i;
+ break;
+ }
+ }
+ lpphy_stop_ddfs(dev);
+ return index;
+}
+
+static u32 lpphy_qdiv_roundup(u32 dividend, u32 divisor, u8 precision)
+{
+ u32 quotient, remainder, rbit, roundup, tmp;
+
+ if (divisor == 0) {
+ quotient = 0;
+ remainder = 0;
+ } else {
+ quotient = dividend / divisor;
+ remainder = dividend % divisor;
+ }
+
+ rbit = divisor & 0x1;
+ roundup = (divisor >> 1) + rbit;
+ precision--;
+
+ while (precision != 0xFF) {
+ tmp = remainder - roundup;
+ quotient <<= 1;
+ remainder <<= 1;
+ if (remainder >= roundup) {
+ remainder = (tmp << 1) + rbit;
+ quotient--;
+ }
+ precision--;
+ }
+
+ if (remainder >= roundup)
+ quotient++;
+
+ return quotient;
+}
+
/* Read the TX power control mode from hardware. */
static void lpphy_read_tx_pctl_mode_from_hardware(struct b43_wldev *dev)
{
lpphy_write_tx_pctl_mode_to_hardware(dev);
}
+static void lpphy_rev0_1_rc_calib(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+ struct lpphy_iq_est iq_est;
+ struct lpphy_tx_gains tx_gains;
+ static const u32 ideal_pwr_table[22] = {
+ 0x10000, 0x10557, 0x10e2d, 0x113e0, 0x10f22, 0x0ff64,
+ 0x0eda2, 0x0e5d4, 0x0efd1, 0x0fbe8, 0x0b7b8, 0x04b35,
+ 0x01a5e, 0x00a0b, 0x00444, 0x001fd, 0x000ff, 0x00088,
+ 0x0004c, 0x0002c, 0x0001a, 0xc0006,
+ };
+ bool old_txg_ovr;
+ u8 old_bbmult;
+ u16 old_rf_ovr, old_rf_ovrval, old_afe_ovr, old_afe_ovrval,
+ old_rf2_ovr, old_rf2_ovrval, old_phy_ctl, old_txpctl;
+ u32 normal_pwr, ideal_pwr, mean_sq_pwr, tmp = 0, mean_sq_pwr_min = 0;
+ int loopback, i, j, inner_sum;
+
+ memset(&iq_est, 0, sizeof(iq_est));
+
+ b43_switch_channel(dev, 7);
+ old_txg_ovr = (b43_phy_read(dev, B43_LPPHY_AFE_CTL_OVR) >> 6) & 1;
+ old_bbmult = lpphy_get_bb_mult(dev);
+ if (old_txg_ovr)
+ tx_gains = lpphy_get_tx_gains(dev);
+ old_rf_ovr = b43_phy_read(dev, B43_LPPHY_RF_OVERRIDE_0);
+ old_rf_ovrval = b43_phy_read(dev, B43_LPPHY_RF_OVERRIDE_VAL_0);
+ old_afe_ovr = b43_phy_read(dev, B43_LPPHY_AFE_CTL_OVR);
+ old_afe_ovrval = b43_phy_read(dev, B43_LPPHY_AFE_CTL_OVRVAL);
+ old_rf2_ovr = b43_phy_read(dev, B43_LPPHY_RF_OVERRIDE_2);
+ old_rf2_ovrval = b43_phy_read(dev, B43_LPPHY_RF_OVERRIDE_2_VAL);
+ old_phy_ctl = b43_phy_read(dev, B43_LPPHY_LP_PHY_CTL);
+ old_txpctl = b43_phy_read(dev, B43_LPPHY_TX_PWR_CTL_CMD) &
+ B43_LPPHY_TX_PWR_CTL_CMD_MODE;
+
+ lpphy_set_tx_power_control(dev, B43_LPPHY_TX_PWR_CTL_CMD_MODE_OFF);
+ lpphy_disable_crs(dev);
+ loopback = lpphy_loopback(dev);
+ if (loopback == -1)
+ goto finish;
+ lpphy_set_rx_gain_by_index(dev, loopback);
+ b43_phy_maskset(dev, B43_LPPHY_LP_PHY_CTL, 0xFFBF, 0x40);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0xFFF8, 0x1);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0xFFC7, 0x8);
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, 0xFF3F, 0xC0);
+ for (i = 128; i <= 159; i++) {
+ b43_radio_write(dev, B2062_N_RXBB_CALIB2, i);
+ inner_sum = 0;
+ for (j = 5; j <= 25; j++) {
+ lpphy_run_ddfs(dev, 1, 1, j, j, 0);
+ if (!(lpphy_rx_iq_est(dev, 1000, 32, &iq_est)))
+ goto finish;
+ mean_sq_pwr = iq_est.i_pwr + iq_est.q_pwr;
+ if (j == 5)
+ tmp = mean_sq_pwr;
+ ideal_pwr = ((ideal_pwr_table[j-5] >> 3) + 1) >> 1;
+ normal_pwr = lpphy_qdiv_roundup(mean_sq_pwr, tmp, 12);
+ mean_sq_pwr = ideal_pwr - normal_pwr;
+ mean_sq_pwr *= mean_sq_pwr;
+ inner_sum += mean_sq_pwr;
+ if ((i = 128) || (inner_sum < mean_sq_pwr_min)) {
+ lpphy->rc_cap = i;
+ mean_sq_pwr_min = inner_sum;
+ }
+ }
+ }
+ lpphy_stop_ddfs(dev);
+
+finish:
+ lpphy_restore_crs(dev);
+ b43_phy_write(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, old_rf_ovrval);
+ b43_phy_write(dev, B43_LPPHY_RF_OVERRIDE_0, old_rf_ovr);
+ b43_phy_write(dev, B43_LPPHY_AFE_CTL_OVRVAL, old_afe_ovrval);
+ b43_phy_write(dev, B43_LPPHY_AFE_CTL_OVR, old_afe_ovr);
+ b43_phy_write(dev, B43_LPPHY_RF_OVERRIDE_2_VAL, old_rf2_ovrval);
+ b43_phy_write(dev, B43_LPPHY_RF_OVERRIDE_2, old_rf2_ovr);
+ b43_phy_write(dev, B43_LPPHY_LP_PHY_CTL, old_phy_ctl);
+
+ lpphy_set_bb_mult(dev, old_bbmult);
+ if (old_txg_ovr) {
+ /*
+ * SPEC FIXME: The specs say "get_tx_gains" here, which is
+ * illogical. According to lwfinger, vendor driver v4.150.10.5
+ * has a Set here, while v4.174.64.19 has a Get - regression in
+ * the vendor driver? This should be tested this once the code
+ * is testable.
+ */
+ lpphy_set_tx_gains(dev, tx_gains);
+ }
+ lpphy_set_tx_power_control(dev, old_txpctl);
+ if (lpphy->rc_cap)
+ lpphy_set_rc_cap(dev);
+}
+
+static void lpphy_rev2plus_rc_calib(struct b43_wldev *dev)
+{
+ struct ssb_bus *bus = dev->dev->bus;
+ u32 crystal_freq = bus->chipco.pmu.crystalfreq * 1000;
+ u8 tmp = b43_radio_read(dev, B2063_RX_BB_SP8) & 0xFF;
+ int i;
+
+ b43_radio_write(dev, B2063_RX_BB_SP8, 0x0);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL1, 0x7E);
+ b43_radio_mask(dev, B2063_PLL_SP1, 0xF7);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL1, 0x7C);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL2, 0x15);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL3, 0x70);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL4, 0x52);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL5, 0x1);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL1, 0x7D);
+
+ for (i = 0; i < 10000; i++) {
+ if (b43_radio_read(dev, B2063_RC_CALIB_CTL6) & 0x2)
+ break;
+ msleep(1);
+ }
+
+ if (!(b43_radio_read(dev, B2063_RC_CALIB_CTL6) & 0x2))
+ b43_radio_write(dev, B2063_RX_BB_SP8, tmp);
+
+ tmp = b43_radio_read(dev, B2063_TX_BB_SP3) & 0xFF;
+
+ b43_radio_write(dev, B2063_TX_BB_SP3, 0x0);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL1, 0x7E);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL1, 0x7C);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL2, 0x55);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL3, 0x76);
+
+ if (crystal_freq == 24000000) {
+ b43_radio_write(dev, B2063_RC_CALIB_CTL4, 0xFC);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL5, 0x0);
+ } else {
+ b43_radio_write(dev, B2063_RC_CALIB_CTL4, 0x13);
+ b43_radio_write(dev, B2063_RC_CALIB_CTL5, 0x1);
+ }
+
+ b43_radio_write(dev, B2063_PA_SP7, 0x7D);
+
+ for (i = 0; i < 10000; i++) {
+ if (b43_radio_read(dev, B2063_RC_CALIB_CTL6) & 0x2)
+ break;
+ msleep(1);
+ }
+
+ if (!(b43_radio_read(dev, B2063_RC_CALIB_CTL6) & 0x2))
+ b43_radio_write(dev, B2063_TX_BB_SP3, tmp);
+
+ b43_radio_write(dev, B2063_RC_CALIB_CTL1, 0x7E);
+}
+
+static void lpphy_calibrate_rc(struct b43_wldev *dev)
+{
+ struct b43_phy_lp *lpphy = dev->phy.lp;
+
+ if (dev->phy.rev >= 2) {
+ lpphy_rev2plus_rc_calib(dev);
+ } else if (!lpphy->rc_cap) {
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
+ lpphy_rev0_1_rc_calib(dev);
+ } else {
+ lpphy_set_rc_cap(dev);
+ }
+}
+
static void lpphy_set_tx_power_by_index(struct b43_wldev *dev, u8 index)
{
struct b43_phy_lp *lpphy = dev->phy.lp;
b43_mac_enable(dev);
}
+static void lpphy_set_tssi_mux(struct b43_wldev *dev, enum tssi_mux_mode mode)
+{
+ if (mode != TSSI_MUX_EXT) {
+ b43_radio_set(dev, B2063_PA_SP1, 0x2);
+ b43_phy_set(dev, B43_PHY_OFDM(0xF3), 0x1000);
+ b43_radio_write(dev, B2063_PA_CTL10, 0x51);
+ if (mode == TSSI_MUX_POSTPA) {
+ b43_radio_mask(dev, B2063_PA_SP1, 0xFFFE);
+ b43_phy_mask(dev, B43_LPPHY_AFE_CTL_OVRVAL, 0xFFC7);
+ } else {
+ b43_radio_maskset(dev, B2063_PA_SP1, 0xFFFE, 0x1);
+ b43_phy_maskset(dev, B43_LPPHY_AFE_CTL_OVRVAL,
+ 0xFFC7, 0x20);
+ }
+ } else {
+ B43_WARN_ON(1);
+ }
+}
+
+static void lpphy_tx_pctl_init_hw(struct b43_wldev *dev)
+{
+ u16 tmp;
+ int i;
+
+ //SPEC TODO Call LP PHY Clear TX Power offsets
+ for (i = 0; i < 64; i++) {
+ if (dev->phy.rev >= 2)
+ b43_lptab_write(dev, B43_LPTAB32(7, i + 1), i);
+ else
+ b43_lptab_write(dev, B43_LPTAB32(10, i + 1), i);
+ }
+
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_NNUM, 0xFF00, 0xFF);
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_NNUM, 0x8FFF, 0x5000);
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_IDLETSSI, 0xFFC0, 0x1F);
+ if (dev->phy.rev < 2) {
+ b43_phy_mask(dev, B43_LPPHY_LP_PHY_CTL, 0xEFFF);
+ b43_phy_maskset(dev, B43_LPPHY_LP_PHY_CTL, 0xDFFF, 0x2000);
+ } else {
+ b43_phy_mask(dev, B43_PHY_OFDM(0x103), 0xFFFE);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0x103), 0xFFFB, 0x4);
+ b43_phy_maskset(dev, B43_PHY_OFDM(0x103), 0xFFEF, 0x10);
+ b43_radio_maskset(dev, B2063_IQ_CALIB_CTL2, 0xF3, 0x1);
+ lpphy_set_tssi_mux(dev, TSSI_MUX_POSTPA);
+ }
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_IDLETSSI, 0x7FFF, 0x8000);
+ b43_phy_mask(dev, B43_LPPHY_TX_PWR_CTL_DELTAPWR_LIMIT, 0xFF);
+ b43_phy_write(dev, B43_LPPHY_TX_PWR_CTL_DELTAPWR_LIMIT, 0xA);
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_CMD,
+ (u16)~B43_LPPHY_TX_PWR_CTL_CMD_MODE,
+ B43_LPPHY_TX_PWR_CTL_CMD_MODE_OFF);
+ b43_phy_mask(dev, B43_LPPHY_TX_PWR_CTL_NNUM, 0xF8FF);
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_CMD,
+ (u16)~B43_LPPHY_TX_PWR_CTL_CMD_MODE,
+ B43_LPPHY_TX_PWR_CTL_CMD_MODE_SW);
+
+ if (dev->phy.rev < 2) {
+ b43_phy_maskset(dev, B43_LPPHY_RF_OVERRIDE_0, 0xEFFF, 0x1000);
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_VAL_0, 0xEFFF);
+ } else {
+ lpphy_set_tx_power_by_index(dev, 0x7F);
+ }
+
+ b43_dummy_transmission(dev, true, true);
+
+ tmp = b43_phy_read(dev, B43_LPPHY_TX_PWR_CTL_STAT);
+ if (tmp & 0x8000) {
+ b43_phy_maskset(dev, B43_LPPHY_TX_PWR_CTL_IDLETSSI,
+ 0xFFC0, (tmp & 0xFF) - 32);
+ }
+
+ b43_phy_mask(dev, B43_LPPHY_RF_OVERRIDE_0, 0xEFFF);
+
+ // (SPEC?) TODO Set "Target TX frequency" variable to 0
+ // SPEC FIXME "Set BB Multiplier to 0xE000" impossible - bb_mult is u8!
+}
+
+static void lpphy_tx_pctl_init_sw(struct b43_wldev *dev)
+{
+ struct lpphy_tx_gains gains;
+
+ if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
+ gains.gm = 4;
+ gains.pad = 12;
+ gains.pga = 12;
+ gains.dac = 0;
+ } else {
+ gains.gm = 7;
+ gains.pad = 14;
+ gains.pga = 15;
+ gains.dac = 0;
+ }
+ lpphy_set_tx_gains(dev, gains);
+ lpphy_set_bb_mult(dev, 150);
+}
+
/* Initialize TX power control */
static void lpphy_tx_pctl_init(struct b43_wldev *dev)
{
if (0/*FIXME HWPCTL capable */) {
- //TODO
+ lpphy_tx_pctl_init_hw(dev);
} else { /* This device is only software TX power control capable. */
- if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
- //TODO
- } else {
- //TODO
- }
- //TODO set BB multiplier to 0x0096
+ lpphy_tx_pctl_init_sw(dev);
}
}
static int b43_lpphy_op_init(struct b43_wldev *dev)
{
- /* TODO: band SPROM */
- /* TODO: tables init */
+ lpphy_read_band_sprom(dev); //FIXME should this be in prepare_structs?
lpphy_baseband_init(dev);
lpphy_radio_init(dev);
- //TODO calibrate RC
+ lpphy_calibrate_rc(dev);
//TODO set channel
lpphy_tx_pctl_init(dev);
- //TODO full calib
+ lpphy_calibration(dev);
+ //TODO ACI init
return 0;
}
return B43_TXPWR_RES_DONE;
}
-
const struct b43_phy_operations b43_phyops_lp = {
.allocate = b43_lpphy_op_allocate,
.free = b43_lpphy_op_free,
git.openpandora.org / pandora-kernel.git / blobdiff