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b43: N-PHY: add RX radio cores calibration 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2010-01-15 15:55:18 +01:00 committed by John W. Linville
parent fe3e46e881
commit c4a92003b0
1 changed files with 43 additions and 0 deletions
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43
drivers/net/wireless/b43/phy_n.c
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@ -1173,6 +1173,49 @@ static const u32 *b43_nphy_get_ipa_gain_table(struct b43_wldev *dev)
}
}
/* 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;
if (dev->phy.rev >= 3) {
/* TODO */
} 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/GetTxGain */
static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
{