diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2010-01-17 13:03:28 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-01-19 16:31:27 -0500 |
| commit | 026816fce48390807859508cd5172e9c79901ef7 (patch) | |
| tree | c43174e39ee1c92160827b45ca6d540019b04ced | |
| parent | c6fcf6bcfc3cfc1c00cc7fd9610cfa2b1a18041f (diff) | |
b43: N-PHY: implement RX PHY cleanup and setup
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/b43/phy_n.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 4a817e3da16..a1dd381c6c6 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -480,6 +480,88 @@ static void b43_nphy_rx_iq_coeffs(struct b43_wldev *dev, bool write, } } +/* 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, (u16)~B43_NPHY_RFSEQCA_RXDIS, + ((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); + } + + /* TODO: Call N PHY RF Ctrl Intc Override with 2, 0, 3 as arguments */ + /* TODO: Call N PHY RF Intc Override with 8, 0, 3, 0 as arguments */ + /* TODO: Call N PHY RF Seq with 0 as argument */ + + if (core == 0) { + rxval = 1; + txval = 8; + } else { + rxval = 4; + txval = 2; + } + + /* TODO: Call N PHY RF Ctrl Intc Override with 1, rxval, (core + 1) */ + /* TODO: Call N PHY RF Ctrl Intc Override with 1, txval, (2 - core) */ +} + /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/CalcRxIqComp */ static void b43_nphy_calc_rx_iq_comp(struct b43_wldev *dev, u8 mask) { |