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b43: N-PHY: add rev7+ workarounds for radio revs 9 and 14 

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2014-07-19 12:52:45 +02:00 committed by John W. Linville
parent ce623192c7
commit 8b343c3d6b
1 changed files with 77 additions and 2 deletions
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79
drivers/net/wireless/b43/phy_n.c
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@ -2722,9 +2722,9 @@ static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
u16 lpf_ofdm_20mhz[2], lpf_ofdm_40mhz[2], lpf_11b[2];
u16 bcap_val;
u16 bcap_val_11b[2], bcap_val_11n_20[2], bcap_val_11n_40[2];
s16 bcap_val_11b[2], bcap_val_11n_20[2], bcap_val_11n_40[2];
u16 scap_val;
u16 scap_val_11b[2], scap_val_11n_20[2], scap_val_11n_40[2];
s16 scap_val_11b[2], scap_val_11n_20[2], scap_val_11n_40[2];
bool rccal_ovrd = false;
u16 bias, conv, filt;
@ -2799,6 +2799,8 @@ static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
scap_val = b43_radio_read(dev, R2057_RCCAL_SCAP_VAL);
if (b43_nphy_ipa(dev)) {
bool ghz2 = b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ;
switch (phy->radio_rev) {
case 5:
/* Check radio version (to be 0) by PHY rev for now */
@ -2838,6 +2840,58 @@ static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
}
}
rccal_ovrd = true;
break;
case 9:
for (core = 0; core < 2; core++) {
bcap_val_11b[core] = bcap_val;
scap_val_11b[core] = scap_val;
lpf_11b[core] = 1;
if (ghz2) {
bcap_val_11n_20[core] = bcap_val + 13;
scap_val_11n_20[core] = scap_val + 15;
} else {
bcap_val_11n_20[core] = bcap_val + 14;
scap_val_11n_20[core] = scap_val + 15;
}
lpf_ofdm_20mhz[core] = 4;
if (ghz2) {
bcap_val_11n_40[core] = bcap_val - 7;
scap_val_11n_40[core] = scap_val - 5;
} else {
bcap_val_11n_40[core] = bcap_val + 2;
scap_val_11n_40[core] = scap_val + 4;
}
lpf_ofdm_40mhz[core] = 4;
}
rccal_ovrd = true;
break;
case 14:
for (core = 0; core < 2; core++) {
bcap_val_11b[core] = bcap_val;
scap_val_11b[core] = scap_val;
lpf_11b[core] = 1;
}
bcap_val_11n_20[0] = bcap_val + 20;
scap_val_11n_20[0] = scap_val + 20;
lpf_ofdm_20mhz[0] = 3;
bcap_val_11n_20[1] = bcap_val + 16;
scap_val_11n_20[1] = scap_val + 16;
lpf_ofdm_20mhz[1] = 3;
bcap_val_11n_40[0] = bcap_val + 20;
scap_val_11n_40[0] = scap_val + 20;
lpf_ofdm_40mhz[0] = 4;
bcap_val_11n_40[1] = bcap_val + 10;
scap_val_11n_40[1] = scap_val + 10;
lpf_ofdm_40mhz[1] = 4;
rccal_ovrd = true;
break;
}
@ -2862,6 +2916,13 @@ static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
u8 rx2tx_lut_extra = 1;
for (core = 0; core < 2; core++) {
bcap_val_11b[core] = clamp_val(bcap_val_11b[core], 0, 0x1f);
scap_val_11b[core] = clamp_val(scap_val_11b[core], 0, 0x1f);
bcap_val_11n_20[core] = clamp_val(bcap_val_11n_20[core], 0, 0x1f);
scap_val_11n_20[core] = clamp_val(scap_val_11n_20[core], 0, 0x1f);
bcap_val_11n_40[core] = clamp_val(bcap_val_11n_40[core], 0, 0x1f);
scap_val_11n_40[core] = clamp_val(scap_val_11n_40[core], 0, 0x1f);
rx2tx_lut_20_11b[core] = (rx2tx_lut_extra << 13) |
(bcap_val_11b[core] << 8) |
(scap_val_11b[core] << 3) |
@ -2982,6 +3043,20 @@ static void b43_nphy_workarounds_rev7plus(struct b43_wldev *dev)
b43_radio_write(dev, 0xE8, 0x16);
}
break;
case 14:
for (core = 0; core < 2; core++) {
int o = core ? 0x85 : 0;
b43_radio_write(dev, o + R2057_IPA2G_CASCONV_CORE0, 0x13);
b43_radio_write(dev, o + R2057_TXMIX2G_TUNE_BOOST_PU_CORE0, 0x21);
b43_radio_write(dev, o + R2057_IPA2G_BIAS_FILTER_CORE0, 0xff);
b43_radio_write(dev, o + R2057_PAD2G_IDACS_CORE0, 0x88);
b43_radio_write(dev, o + R2057_PAD2G_TUNE_PUS_CORE0, 0x23);
b43_radio_write(dev, o + R2057_IPA2G_IMAIN_CORE0, 0x16);
b43_radio_write(dev, o + R2057_PAD_BIAS_FILTER_BWS_CORE0, 0x3e);
b43_radio_write(dev, o + R2057_BACKUP1_CORE0, 0x10);
}
break;
}
} else {
u16 freq = phy->chandef->chan->center_freq;