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b43: N-PHY: add RSSI selection for newer PHYs 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
hifive-unleashed-5.1
Rafał Miłecki 2010-01-30 20:18:04 +01:00 committed by John W. Linville
parent 99b82c419b
commit 6e3b15a9e7
1 changed files with 83 additions and 1 deletions
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84
drivers/net/wireless/b43/phy_n.c
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@ -1367,7 +1367,89 @@ static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
{
/* TODO */
struct b43_phy_n *nphy = dev->phy.n;
u8 i;
u16 reg, val;
if (code == 0) {
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER1, 0xFDFF);
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, 0xFDFF);
b43_phy_mask(dev, B43_NPHY_AFECTL_C1, 0xFCFF);
b43_phy_mask(dev, B43_NPHY_AFECTL_C2, 0xFCFF);
b43_phy_mask(dev, B43_NPHY_TXF_40CO_B1S0, 0xFFDF);
b43_phy_mask(dev, B43_NPHY_TXF_40CO_B32S1, 0xFFDF);
b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP1, 0xFFC3);
b43_phy_mask(dev, B43_NPHY_RFCTL_LUT_TRSW_UP2, 0xFFC3);
} else {
for (i = 0; i < 2; i++) {
if ((code == 1 && i == 1) || (code == 2 && !i))
continue;
reg = (i == 0) ?
B43_NPHY_AFECTL_OVER1 : B43_NPHY_AFECTL_OVER;
b43_phy_maskset(dev, reg, 0xFDFF, 0x0200);
if (type < 3) {
reg = (i == 0) ?
B43_NPHY_AFECTL_C1 :
B43_NPHY_AFECTL_C2;
b43_phy_maskset(dev, reg, 0xFCFF, 0);
reg = (i == 0) ?
B43_NPHY_RFCTL_LUT_TRSW_UP1 :
B43_NPHY_RFCTL_LUT_TRSW_UP2;
b43_phy_maskset(dev, reg, 0xFFC3, 0);
if (type == 0)
val = (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) ? 4 : 8;
else if (type == 1)
val = 16;
else
val = 32;
b43_phy_set(dev, reg, val);
reg = (i == 0) ?
B43_NPHY_TXF_40CO_B1S0 :
B43_NPHY_TXF_40CO_B32S1;
b43_phy_set(dev, reg, 0x0020);
} else {
if (type == 6)
val = 0x0100;
else if (type == 3)
val = 0x0200;
else
val = 0x0300;
reg = (i == 0) ?
B43_NPHY_AFECTL_C1 :
B43_NPHY_AFECTL_C2;
b43_phy_maskset(dev, reg, 0xFCFF, val);
b43_phy_maskset(dev, reg, 0xF3FF, val << 2);
if (type != 3 && type != 6) {
enum ieee80211_band band =
b43_current_band(dev->wl);
if ((nphy->ipa2g_on &&
band == IEEE80211_BAND_2GHZ) ||
(nphy->ipa5g_on &&
band == IEEE80211_BAND_5GHZ))
val = (band == IEEE80211_BAND_5GHZ) ? 0xC : 0xE;
else
val = 0x11;
reg = (i == 0) ? 0x2000 : 0x3000;
reg |= B2055_PADDRV;
b43_radio_write16(dev, reg, val);
reg = (i == 0) ?
B43_NPHY_AFECTL_OVER1 :
B43_NPHY_AFECTL_OVER;
b43_phy_set(dev, reg, 0x0200);
}
}
}
}
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */