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Commit 64712095 authored by Rafał Miłecki's avatar Rafał Miłecki Committed by John W. Linville
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b43: N-PHY: split gain control workarounds 

Signed-off-by: default avatarRafał Miłecki <zajec5@gmail.com>
Acked-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 4d9f46ba
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Showing with 267 additions and 264 deletions
drivers/net/wireless/b43/phy_n.c
View file @ 64712095
...@@ -388,6 +388,62 @@ static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable) ...@@ -388,6 +388,62 @@ static void b43_nphy_stay_in_carrier_search(struct b43_wldev *dev, bool enable)
} }
} }
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */
static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
{
struct b43_phy_n *nphy = dev->phy.n;
u8 i;
s16 tmp;
u16 data[4];
s16 gain[2];
u16 minmax[2];
static const u16 lna_gain[4] = { -2, 10, 19, 25 };
if (nphy->hang_avoid)
b43_nphy_stay_in_carrier_search(dev, 1);
if (nphy->gain_boost) {
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
gain[0] = 6;
gain[1] = 6;
} else {
tmp = 40370 - 315 * dev->phy.channel;
gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1));
tmp = 23242 - 224 * dev->phy.channel;
gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1));
}
} else {
gain[0] = 0;
gain[1] = 0;
}
for (i = 0; i < 2; i++) {
if (nphy->elna_gain_config) {
data[0] = 19 + gain[i];
data[1] = 25 + gain[i];
data[2] = 25 + gain[i];
data[3] = 25 + gain[i];
} else {
data[0] = lna_gain[0] + gain[i];
data[1] = lna_gain[1] + gain[i];
data[2] = lna_gain[2] + gain[i];
data[3] = lna_gain[3] + gain[i];
}
b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data);
minmax[i] = 23 + gain[i];
}
b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN,
minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT);
b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN,
minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT);
if (nphy->hang_avoid)
b43_nphy_stay_in_carrier_search(dev, 0);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */ /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRfSeq */
static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd, static void b43_nphy_set_rf_sequence(struct b43_wldev *dev, u8 cmd,
u8 *events, u8 *delays, u8 length) u8 *events, u8 *delays, u8 length)
...@@ -1137,6 +1193,215 @@ static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type) ...@@ -1137,6 +1193,215 @@ static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
b43_nphy_rev2_rssi_select(dev, code, type); b43_nphy_rev2_rssi_select(dev, code, type);
} }
/**************************************************
* Workarounds
**************************************************/
static void b43_nphy_gain_ctl_workarounds_rev3plus(struct b43_wldev *dev)
{
struct ssb_sprom *sprom = dev->dev->bus_sprom;
bool ghz5;
bool ext_lna;
u16 rssi_gain;
struct nphy_gain_ctl_workaround_entry *e;
u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
/* Prepare values */
ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL)
& B43_NPHY_BANDCTL_5GHZ;
ext_lna = sprom->boardflags_lo & B43_BFL_EXTLNA;
e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna);
if (ghz5 && dev->phy.rev >= 5)
rssi_gain = 0x90;
else
rssi_gain = 0x50;
b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040);
/* Set Clip 2 detect */
b43_phy_set(dev, B43_NPHY_C1_CGAINI,
B43_NPHY_C1_CGAINI_CL2DETECT);
b43_phy_set(dev, B43_NPHY_C2_CGAINI,
B43_NPHY_C2_CGAINI_CL2DETECT);
b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0);
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0);
b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00);
b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00);
b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN,
rssi_gain);
b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN,
rssi_gain);
b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF);
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db);
b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits);
b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits);
b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits);
b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain);
b43_phy_write(dev, 0x2A7, e->init_gain);
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2,
e->rfseq_init);
b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain);
/* TODO: check defines. Do not match variables names */
b43_phy_write(dev, B43_NPHY_C1_CLIP1_MEDGAIN, e->cliphi_gain);
b43_phy_write(dev, 0x2A9, e->cliphi_gain);
b43_phy_write(dev, B43_NPHY_C1_CLIP2_GAIN, e->clipmd_gain);
b43_phy_write(dev, 0x2AB, e->clipmd_gain);
b43_phy_write(dev, B43_NPHY_C2_CLIP1_HIGAIN, e->cliplo_gain);
b43_phy_write(dev, 0x2AD, e->cliplo_gain);
b43_phy_maskset(dev, 0x27D, 0xFF00, e->crsmin);
b43_phy_maskset(dev, 0x280, 0xFF00, e->crsminl);
b43_phy_maskset(dev, 0x283, 0xFF00, e->crsminu);
b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip);
b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip);
b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip);
b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip);
b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
}
static void b43_nphy_gain_ctl_workarounds_rev1_2(struct b43_wldev *dev)
{
struct b43_phy_n *nphy = dev->phy.n;
u8 i, j;
u8 code;
u16 tmp;
u8 rfseq_events[3] = { 6, 8, 7 };
u8 rfseq_delays[3] = { 10, 30, 1 };
/* Set Clip 2 detect */
b43_phy_set(dev, B43_NPHY_C1_CGAINI, B43_NPHY_C1_CGAINI_CL2DETECT);
b43_phy_set(dev, B43_NPHY_C2_CGAINI, B43_NPHY_C2_CGAINI_CL2DETECT);
/* Set narrowband clip threshold */
b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
if (!dev->phy.is_40mhz) {
/* Set dwell lengths */
b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
}
/* Set wideband clip 2 threshold */
b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
~B43_NPHY_C1_CLIPWBTHRES_CLIP2, 21);
b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
~B43_NPHY_C2_CLIPWBTHRES_CLIP2, 21);
if (!dev->phy.is_40mhz) {
b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
}
b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
if (nphy->gain_boost) {
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ &&
dev->phy.is_40mhz)
code = 4;
else
code = 5;
} else {
code = dev->phy.is_40mhz ? 6 : 7;
}
/* Set HPVGA2 index */
b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN, ~B43_NPHY_C1_INITGAIN_HPVGA2,
code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN, ~B43_NPHY_C2_INITGAIN_HPVGA2,
code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
/* specs say about 2 loops, but wl does 4 */
for (i = 0; i < 4; i++)
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, (code << 8 | 0x7C));
b43_nphy_adjust_lna_gain_table(dev);
if (nphy->elna_gain_config) {
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
/* specs say about 2 loops, but wl does 4 */
for (i = 0; i < 4; i++)
b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
(code << 8 | 0x74));
}
if (dev->phy.rev == 2) {
for (i = 0; i < 4; i++) {
b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
(0x0400 * i) + 0x0020);
for (j = 0; j < 21; j++) {
tmp = j * (i < 2 ? 3 : 1);
b43_phy_write(dev,
B43_NPHY_TABLE_DATALO, tmp);
}
}
}
b43_nphy_set_rf_sequence(dev, 5, rfseq_events, rfseq_delays, 3);
b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF,
0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
b43_phy_maskset(dev, B43_PHY_N(0xC5D), 0xFF80, 4);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
static void b43_nphy_gain_ctl_workarounds(struct b43_wldev *dev)
{
if (dev->phy.rev >= 3)
b43_nphy_gain_ctl_workarounds_rev3plus(dev);
else
b43_nphy_gain_ctl_workarounds_rev1_2(dev);
}
/************************************************** /**************************************************
* Others * Others
**************************************************/ **************************************************/
...@@ -1949,268 +2214,6 @@ static void b43_nphy_spur_workaround(struct b43_wldev *dev) ...@@ -1949,268 +2214,6 @@ static void b43_nphy_spur_workaround(struct b43_wldev *dev)
b43_nphy_stay_in_carrier_search(dev, 0); b43_nphy_stay_in_carrier_search(dev, 0);
} }
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/AdjustLnaGainTbl */
static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev)
{
struct b43_phy_n *nphy = dev->phy.n;
u8 i;
s16 tmp;
u16 data[4];
s16 gain[2];
u16 minmax[2];
static const u16 lna_gain[4] = { -2, 10, 19, 25 };
if (nphy->hang_avoid)
b43_nphy_stay_in_carrier_search(dev, 1);
if (nphy->gain_boost) {
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
gain[0] = 6;
gain[1] = 6;
} else {
tmp = 40370 - 315 * dev->phy.channel;
gain[0] = ((tmp >> 13) + ((tmp >> 12) & 1));
tmp = 23242 - 224 * dev->phy.channel;
gain[1] = ((tmp >> 13) + ((tmp >> 12) & 1));
}
} else {
gain[0] = 0;
gain[1] = 0;
}
for (i = 0; i < 2; i++) {
if (nphy->elna_gain_config) {
data[0] = 19 + gain[i];
data[1] = 25 + gain[i];
data[2] = 25 + gain[i];
data[3] = 25 + gain[i];
} else {
data[0] = lna_gain[0] + gain[i];
data[1] = lna_gain[1] + gain[i];
data[2] = lna_gain[2] + gain[i];
data[3] = lna_gain[3] + gain[i];
}
b43_ntab_write_bulk(dev, B43_NTAB16(i, 8), 4, data);
minmax[i] = 23 + gain[i];
}
b43_phy_maskset(dev, B43_NPHY_C1_MINMAX_GAIN, ~B43_NPHY_C1_MINGAIN,
minmax[0] << B43_NPHY_C1_MINGAIN_SHIFT);
b43_phy_maskset(dev, B43_NPHY_C2_MINMAX_GAIN, ~B43_NPHY_C2_MINGAIN,
minmax[1] << B43_NPHY_C2_MINGAIN_SHIFT);
if (nphy->hang_avoid)
b43_nphy_stay_in_carrier_search(dev, 0);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/WorkaroundsGainCtrl */
static void b43_nphy_gain_ctrl_workarounds(struct b43_wldev *dev)
{
struct b43_phy_n *nphy = dev->phy.n;
struct ssb_sprom *sprom = dev->dev->bus_sprom;
/* PHY rev 0, 1, 2 */
u8 i, j;
u8 code;
u16 tmp;
u8 rfseq_events[3] = { 6, 8, 7 };
u8 rfseq_delays[3] = { 10, 30, 1 };
/* PHY rev >= 3 */
bool ghz5;
bool ext_lna;
u16 rssi_gain;
struct nphy_gain_ctl_workaround_entry *e;
u8 lpf_gain[6] = { 0x00, 0x06, 0x0C, 0x12, 0x12, 0x12 };
u8 lpf_bits[6] = { 0, 1, 2, 3, 3, 3 };
if (dev->phy.rev >= 3) {
/* Prepare values */
ghz5 = b43_phy_read(dev, B43_NPHY_BANDCTL)
& B43_NPHY_BANDCTL_5GHZ;
ext_lna = sprom->boardflags_lo & B43_BFL_EXTLNA;
e = b43_nphy_get_gain_ctl_workaround_ent(dev, ghz5, ext_lna);
if (ghz5 && dev->phy.rev >= 5)
rssi_gain = 0x90;
else
rssi_gain = 0x50;
b43_phy_set(dev, B43_NPHY_RXCTL, 0x0040);
/* Set Clip 2 detect */
b43_phy_set(dev, B43_NPHY_C1_CGAINI,
B43_NPHY_C1_CGAINI_CL2DETECT);
b43_phy_set(dev, B43_NPHY_C2_CGAINI,
B43_NPHY_C2_CGAINI_CL2DETECT);
b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAG1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAG1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG2_IDAC, 0xF0);
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG2_IDAC, 0xF0);
b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_POLE, 0x00);
b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_POLE, 0x00);
b43_radio_write(dev, B2056_RX0 | B2056_RX_RSSI_GAIN,
rssi_gain);
b43_radio_write(dev, B2056_RX1 | B2056_RX_RSSI_GAIN,
rssi_gain);
b43_radio_write(dev, B2056_RX0 | B2056_RX_BIASPOLE_LNAA1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX1 | B2056_RX_BIASPOLE_LNAA1_IDAC,
0x17);
b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA2_IDAC, 0xFF);
b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA2_IDAC, 0xFF);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 8), 4, e->lna1_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 8), 4, e->lna1_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 16), 4, e->lna2_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 16), 4, e->lna2_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 32), 10, e->gain_db);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 32), 10, e->gain_db);
b43_ntab_write_bulk(dev, B43_NTAB8(2, 32), 10, e->gain_bits);
b43_ntab_write_bulk(dev, B43_NTAB8(3, 32), 10, e->gain_bits);
b43_ntab_write_bulk(dev, B43_NTAB8(0, 0x40), 6, lpf_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(1, 0x40), 6, lpf_gain);
b43_ntab_write_bulk(dev, B43_NTAB8(2, 0x40), 6, lpf_bits);
b43_ntab_write_bulk(dev, B43_NTAB8(3, 0x40), 6, lpf_bits);
b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain);
b43_phy_write(dev, 0x2A7, e->init_gain);
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x106), 2,
e->rfseq_init);
b43_phy_write(dev, B43_NPHY_C1_INITGAIN, e->init_gain);
/* TODO: check defines. Do not match variables names */
b43_phy_write(dev, B43_NPHY_C1_CLIP1_MEDGAIN, e->cliphi_gain);
b43_phy_write(dev, 0x2A9, e->cliphi_gain);
b43_phy_write(dev, B43_NPHY_C1_CLIP2_GAIN, e->clipmd_gain);
b43_phy_write(dev, 0x2AB, e->clipmd_gain);
b43_phy_write(dev, B43_NPHY_C2_CLIP1_HIGAIN, e->cliplo_gain);
b43_phy_write(dev, 0x2AD, e->cliplo_gain);
b43_phy_maskset(dev, 0x27D, 0xFF00, e->crsmin);
b43_phy_maskset(dev, 0x280, 0xFF00, e->crsminl);
b43_phy_maskset(dev, 0x283, 0xFF00, e->crsminu);
b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, e->nbclip);
b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, e->nbclip);
b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
~B43_NPHY_C1_CLIPWBTHRES_CLIP2, e->wlclip);
b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
~B43_NPHY_C2_CLIPWBTHRES_CLIP2, e->wlclip);
b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
} else {
/* Set Clip 2 detect */
b43_phy_set(dev, B43_NPHY_C1_CGAINI,
B43_NPHY_C1_CGAINI_CL2DETECT);
b43_phy_set(dev, B43_NPHY_C2_CGAINI,
B43_NPHY_C2_CGAINI_CL2DETECT);
/* Set narrowband clip threshold */
b43_phy_write(dev, B43_NPHY_C1_NBCLIPTHRES, 0x84);
b43_phy_write(dev, B43_NPHY_C2_NBCLIPTHRES, 0x84);
if (!dev->phy.is_40mhz) {
/* Set dwell lengths */
b43_phy_write(dev, B43_NPHY_CLIP1_NBDWELL_LEN, 0x002B);
b43_phy_write(dev, B43_NPHY_CLIP2_NBDWELL_LEN, 0x002B);
b43_phy_write(dev, B43_NPHY_W1CLIP1_DWELL_LEN, 0x0009);
b43_phy_write(dev, B43_NPHY_W1CLIP2_DWELL_LEN, 0x0009);
}
/* Set wideband clip 2 threshold */
b43_phy_maskset(dev, B43_NPHY_C1_CLIPWBTHRES,
~B43_NPHY_C1_CLIPWBTHRES_CLIP2,
21);
b43_phy_maskset(dev, B43_NPHY_C2_CLIPWBTHRES,
~B43_NPHY_C2_CLIPWBTHRES_CLIP2,
21);
if (!dev->phy.is_40mhz) {
b43_phy_maskset(dev, B43_NPHY_C1_CGAINI,
~B43_NPHY_C1_CGAINI_GAINBKOFF, 0x1);
b43_phy_maskset(dev, B43_NPHY_C2_CGAINI,
~B43_NPHY_C2_CGAINI_GAINBKOFF, 0x1);
b43_phy_maskset(dev, B43_NPHY_C1_CCK_CGAINI,
~B43_NPHY_C1_CCK_CGAINI_GAINBKOFF, 0x1);
b43_phy_maskset(dev, B43_NPHY_C2_CCK_CGAINI,
~B43_NPHY_C2_CCK_CGAINI_GAINBKOFF, 0x1);
}
b43_phy_write(dev, B43_NPHY_CCK_SHIFTB_REF, 0x809C);
if (nphy->gain_boost) {
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ &&
dev->phy.is_40mhz)
code = 4;
else
code = 5;
} else {
code = dev->phy.is_40mhz ? 6 : 7;
}
/* Set HPVGA2 index */
b43_phy_maskset(dev, B43_NPHY_C1_INITGAIN,
~B43_NPHY_C1_INITGAIN_HPVGA2,
code << B43_NPHY_C1_INITGAIN_HPVGA2_SHIFT);
b43_phy_maskset(dev, B43_NPHY_C2_INITGAIN,
~B43_NPHY_C2_INITGAIN_HPVGA2,
code << B43_NPHY_C2_INITGAIN_HPVGA2_SHIFT);
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
/* specs say about 2 loops, but wl does 4 */
for (i = 0; i < 4; i++)
b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
(code << 8 | 0x7C));
b43_nphy_adjust_lna_gain_table(dev);
if (nphy->elna_gain_config) {
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0808);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x0C08);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x0);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_DATALO, 0x1);
b43_phy_write(dev, B43_NPHY_TABLE_ADDR, 0x1D06);
/* specs say about 2 loops, but wl does 4 */
for (i = 0; i < 4; i++)
b43_phy_write(dev, B43_NPHY_TABLE_DATALO,
(code << 8 | 0x74));
}
if (dev->phy.rev == 2) {
for (i = 0; i < 4; i++) {
b43_phy_write(dev, B43_NPHY_TABLE_ADDR,
(0x0400 * i) + 0x0020);
for (j = 0; j < 21; j++) {
tmp = j * (i < 2 ? 3 : 1);
b43_phy_write(dev,
B43_NPHY_TABLE_DATALO, tmp);
}
}
}
b43_nphy_set_rf_sequence(dev, 5,
rfseq_events, rfseq_delays, 3);
b43_phy_maskset(dev, B43_NPHY_OVER_DGAIN1,
~B43_NPHY_OVER_DGAIN_CCKDGECV & 0xFFFF,
0x5A << B43_NPHY_OVER_DGAIN_CCKDGECV_SHIFT);
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
b43_phy_maskset(dev, B43_PHY_N(0xC5D),
0xFF80, 4);
}
}
static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev)
{ {
struct b43_phy_n *nphy = dev->phy.n; struct b43_phy_n *nphy = dev->phy.n;
...@@ -2274,7 +2277,7 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev) ...@@ -2274,7 +2277,7 @@ static void b43_nphy_workarounds_rev3plus(struct b43_wldev *dev)
b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D); b43_ntab_write(dev, B43_NTAB32(16, 3), 0x18D);
b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D); b43_ntab_write(dev, B43_NTAB32(16, 127), 0x18D);
b43_nphy_gain_ctrl_workarounds(dev); b43_nphy_gain_ctl_workarounds(dev);
b43_ntab_write(dev, B43_NTAB16(8, 0), 2); b43_ntab_write(dev, B43_NTAB16(8, 0), 2);
b43_ntab_write(dev, B43_NTAB16(8, 16), 2); b43_ntab_write(dev, B43_NTAB16(8, 16), 2);
...@@ -2377,7 +2380,7 @@ static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev) ...@@ -2377,7 +2380,7 @@ static void b43_nphy_workarounds_rev1_2(struct b43_wldev *dev)
b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7); b43_nphy_set_rf_sequence(dev, 0, events1, delays1, 7);
b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7); b43_nphy_set_rf_sequence(dev, 1, events2, delays2, 7);
b43_nphy_gain_ctrl_workarounds(dev); b43_nphy_gain_ctl_workarounds(dev);
if (dev->phy.rev < 2) { if (dev->phy.rev < 2) {
if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2) if (b43_phy_read(dev, B43_NPHY_RXCTL) & 0x2)
......
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