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b43: N-PHY: Implement RX core state setting for rev.2 and earlier PHYs 

Rev.3+ support coming in a later patch.

Signed-off-by: Gábor Stefanik <netrolller.3d@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
hifive-unleashed-5.1
Gábor Stefanik 2010-08-16 22:39:17 +02:00 committed by John W. Linville
parent d2730b2a6a
commit 4e687b2226
1 changed files with 39 additions and 1 deletions
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40
drivers/net/wireless/b43/phy_n.c
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@ -3085,6 +3085,44 @@ static void b43_nphy_mac_phy_clock_set(struct b43_wldev *dev, bool on)
ssb_write32(dev->dev, SSB_TMSLOW, tmslow);
}
/* 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];
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);
}
/*
* Init N-PHY
* http://bcm-v4.sipsolutions.net/802.11/PHY/Init/N
@ -3211,7 +3249,7 @@ int b43_phy_initn(struct b43_wldev *dev)
}
if (nphy->phyrxchain != 3)
;/* TODO N PHY RX Core Set State with phyrxchain as argument */
b43_nphy_set_rx_core_state(dev, nphy->phyrxchain);
if (nphy->mphase_cal_phase_id > 0)
;/* TODO PHY Periodic Calibration Multi-Phase Restart */