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b43: N-PHY: reorder functions: collect RSSI selects

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2011-12-17 13:57:23 +01:00 committed by John W. Linville
parent 8be89535e6
commit 4d9f46ba92
1 changed files with 225 additions and 221 deletions
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446
drivers/net/wireless/b43/phy_n.c
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@ -912,6 +912,231 @@ static void b43_nphy_run_samples(struct b43_wldev *dev, u16 samps, u16 loops,
b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
}
/**************************************************
* RSSI
**************************************************/
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */
static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
s8 offset, u8 core, u8 rail,
enum b43_nphy_rssi_type type)
{
u16 tmp;
bool core1or5 = (core == 1) || (core == 5);
bool core2or5 = (core == 2) || (core == 5);
offset = clamp_val(offset, -32, 31);
tmp = ((scale & 0x3F) << 8) | (offset & 0x3F);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
if (core1or5 && (type == B43_NPHY_RSSI_TSSI_I))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
if (core2or5 && (type == B43_NPHY_RSSI_TSSI_I))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
if (core1or5 && (type == B43_NPHY_RSSI_TSSI_Q))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
if (core2or5 && (type == B43_NPHY_RSSI_TSSI_Q))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
}
static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
{
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 (b43_nphy_ipa(dev))
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);
}
}
}
}
}
static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
{
u16 val;
if (type < 3)
val = 0;
else if (type == 6)
val = 1;
else if (type == 3)
val = 2;
else
val = 3;
val = (val << 12) | (val << 14);
b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
if (type < 3) {
b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
(type + 1) << 4);
b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
(type + 1) << 4);
}
if (code == 0) {
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000);
if (type < 3) {
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
~(B43_NPHY_RFCTL_CMD_RXEN |
B43_NPHY_RFCTL_CMD_CORESEL));
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
~(0x1 << 12 |
0x1 << 5 |
0x1 << 1 |
0x1));
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
~B43_NPHY_RFCTL_CMD_START);
udelay(20);
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
}
} else {
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000);
if (type < 3) {
b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
~(B43_NPHY_RFCTL_CMD_RXEN |
B43_NPHY_RFCTL_CMD_CORESEL),
(B43_NPHY_RFCTL_CMD_RXEN |
code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT));
b43_phy_set(dev, B43_NPHY_RFCTL_OVER,
(0x1 << 12 |
0x1 << 5 |
0x1 << 1 |
0x1));
b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
B43_NPHY_RFCTL_CMD_START);
udelay(20);
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
}
}
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RSSISel */
static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
{
if (dev->phy.rev >= 3)
b43_nphy_rev3_rssi_select(dev, code, type);
else
b43_nphy_rev2_rssi_select(dev, code, type);
}
/**************************************************
* Others
**************************************************/
@ -2311,227 +2536,6 @@ static void b43_nphy_bphy_init(struct b43_wldev *dev)
b43_phy_write(dev, B43_PHY_N_BMODE(0x38), 0x668);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ScaleOffsetRssi */
static void b43_nphy_scale_offset_rssi(struct b43_wldev *dev, u16 scale,
s8 offset, u8 core, u8 rail,
enum b43_nphy_rssi_type type)
{
u16 tmp;
bool core1or5 = (core == 1) || (core == 5);
bool core2or5 = (core == 2) || (core == 5);
offset = clamp_val(offset, -32, 31);
tmp = ((scale & 0x3F) << 8) | (offset & 0x3F);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Z, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Z, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Z, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Z))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Z, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_X, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_X, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_X, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_X))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_X, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_RSSI_Y, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_RSSI_Y, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_RSSI_Y, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_Y))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_RSSI_Y, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TBD, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TBD, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TBD, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_TBD))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TBD, tmp);
if (core1or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_PWRDET, tmp);
if (core1or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_PWRDET, tmp);
if (core2or5 && (rail == 0) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_PWRDET, tmp);
if (core2or5 && (rail == 1) && (type == B43_NPHY_RSSI_PWRDET))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_PWRDET, tmp);
if (core1or5 && (type == B43_NPHY_RSSI_TSSI_I))
b43_phy_write(dev, B43_NPHY_RSSIMC_0I_TSSI, tmp);
if (core2or5 && (type == B43_NPHY_RSSI_TSSI_I))
b43_phy_write(dev, B43_NPHY_RSSIMC_1I_TSSI, tmp);
if (core1or5 && (type == B43_NPHY_RSSI_TSSI_Q))
b43_phy_write(dev, B43_NPHY_RSSIMC_0Q_TSSI, tmp);
if (core2or5 && (type == B43_NPHY_RSSI_TSSI_Q))
b43_phy_write(dev, B43_NPHY_RSSIMC_1Q_TSSI, tmp);
}
static void b43_nphy_rev2_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
{
u16 val;
if (type < 3)
val = 0;
else if (type == 6)
val = 1;
else if (type == 3)
val = 2;
else
val = 3;
val = (val << 12) | (val << 14);
b43_phy_maskset(dev, B43_NPHY_AFECTL_C1, 0x0FFF, val);
b43_phy_maskset(dev, B43_NPHY_AFECTL_C2, 0x0FFF, val);
if (type < 3) {
b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO1, 0xFFCF,
(type + 1) << 4);
b43_phy_maskset(dev, B43_NPHY_RFCTL_RSSIO2, 0xFFCF,
(type + 1) << 4);
}
if (code == 0) {
b43_phy_mask(dev, B43_NPHY_AFECTL_OVER, ~0x3000);
if (type < 3) {
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
~(B43_NPHY_RFCTL_CMD_RXEN |
B43_NPHY_RFCTL_CMD_CORESEL));
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER,
~(0x1 << 12 |
0x1 << 5 |
0x1 << 1 |
0x1));
b43_phy_mask(dev, B43_NPHY_RFCTL_CMD,
~B43_NPHY_RFCTL_CMD_START);
udelay(20);
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
}
} else {
b43_phy_set(dev, B43_NPHY_AFECTL_OVER, 0x3000);
if (type < 3) {
b43_phy_maskset(dev, B43_NPHY_RFCTL_CMD,
~(B43_NPHY_RFCTL_CMD_RXEN |
B43_NPHY_RFCTL_CMD_CORESEL),
(B43_NPHY_RFCTL_CMD_RXEN |
code << B43_NPHY_RFCTL_CMD_CORESEL_SHIFT));
b43_phy_set(dev, B43_NPHY_RFCTL_OVER,
(0x1 << 12 |
0x1 << 5 |
0x1 << 1 |
0x1));
b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
B43_NPHY_RFCTL_CMD_START);
udelay(20);
b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~0x1);
}
}
}
static void b43_nphy_rev3_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
{
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 (b43_nphy_ipa(dev))
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 */
static void b43_nphy_rssi_select(struct b43_wldev *dev, u8 code, u8 type)
{
if (dev->phy.rev >= 3)
b43_nphy_rev3_rssi_select(dev, code, type);
else
b43_nphy_rev2_rssi_select(dev, code, type);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/SetRssi2055Vcm */
static void b43_nphy_set_rssi_2055_vcm(struct b43_wldev *dev, u8 type, u8 *buf)
{