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b43: N-PHY: implement RF control INTC for revs 7+ 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2014-04-20 13:05:47 +02:00 committed by John W. Linville
parent a6aa05d6e9
commit 4256ba7754
1 changed files with 72 additions and 0 deletions
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72
drivers/net/wireless/b43/phy_n.c
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@ -257,6 +257,72 @@ static void b43_nphy_rf_ctl_override(struct b43_wldev *dev, u16 field,
}
}
static void b43_nphy_rf_ctl_intc_override_rev7(struct b43_wldev *dev,
enum n_intc_override intc_override,
u16 value, u8 core_sel)
{
u16 reg, tmp, tmp2, val;
int core;
for (core = 0; core < 2; core++) {
if ((core_sel == 1 && core != 0) ||
(core_sel == 2 && core != 1))
continue;
reg = (core == 0) ? B43_NPHY_RFCTL_INTC1 : B43_NPHY_RFCTL_INTC2;
switch (intc_override) {
case N_INTC_OVERRIDE_OFF:
b43_phy_write(dev, reg, 0);
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
break;
case N_INTC_OVERRIDE_TRSW:
b43_phy_maskset(dev, reg, ~0xC0, value << 6);
b43_phy_set(dev, reg, 0x400);
b43_phy_mask(dev, 0x2ff, ~0xC000 & 0xFFFF);
b43_phy_set(dev, 0x2ff, 0x2000);
b43_phy_set(dev, 0x2ff, 0x0001);
break;
case N_INTC_OVERRIDE_PA:
tmp = 0x0030;
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ)
val = value << 5;
else
val = value << 4;
b43_phy_maskset(dev, reg, ~tmp, val);
b43_phy_set(dev, reg, 0x1000);
break;
case N_INTC_OVERRIDE_EXT_LNA_PU:
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
tmp = 0x0001;
tmp2 = 0x0004;
val = value;
} else {
tmp = 0x0004;
tmp2 = 0x0001;
val = value << 2;
}
b43_phy_maskset(dev, reg, ~tmp, val);
b43_phy_mask(dev, reg, ~tmp2);
break;
case N_INTC_OVERRIDE_EXT_LNA_GAIN:
if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
tmp = 0x0002;
tmp2 = 0x0008;
val = value << 1;
} else {
tmp = 0x0008;
tmp2 = 0x0002;
val = value << 3;
}
b43_phy_maskset(dev, reg, ~tmp, val);
b43_phy_mask(dev, reg, ~tmp2);
break;
}
}
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlIntcOverride */
static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev,
enum n_intc_override intc_override,
@ -265,6 +331,12 @@ static void b43_nphy_rf_ctl_intc_override(struct b43_wldev *dev,
u8 i, j;
u16 reg, tmp, val;
if (dev->phy.rev >= 7) {
b43_nphy_rf_ctl_intc_override_rev7(dev, intc_override, value,
core);
return;
}
B43_WARN_ON(dev->phy.rev < 3);
for (i = 0; i < 2; i++) {