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b43: N-PHY: add setting power amplifier filters

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Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2010-01-22 01:53:15 +01:00 committed by John W. Linville
parent 10a798733e
commit 45ca697e60
3 changed files with 64 additions and 2 deletions
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41
drivers/net/wireless/b43/phy_n.c
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@ -1628,6 +1628,43 @@ static void b43_nphy_update_tx_cal_ladder(struct b43_wldev *dev, u16 core)
}
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/ExtPaSetTxDigiFilts */
static void b43_nphy_ext_pa_set_tx_dig_filters(struct b43_wldev *dev)
{
int i;
for (i = 0; i < 15; i++)
b43_phy_write(dev, B43_PHY_N(0x2C5 + i),
tbl_tx_filter_coef_rev4[2][i]);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/IpaSetTxDigiFilts */
static void b43_nphy_int_pa_set_tx_dig_filters(struct b43_wldev *dev)
{
int i, j;
/* B43_NPHY_TXF_20CO_S0A1, B43_NPHY_TXF_40CO_S0A1, unknown */
u16 offset[] = { 0x186, 0x195, 0x2C5 };
for (i = 0; i < 3; i++)
for (j = 0; j < 15; j++)
b43_phy_write(dev, B43_PHY_N(offset[i] + j),
tbl_tx_filter_coef_rev4[i][j]);
if (dev->phy.is_40mhz) {
for (j = 0; j < 15; j++)
b43_phy_write(dev, B43_PHY_N(offset[0] + j),
tbl_tx_filter_coef_rev4[3][j]);
} else if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) {
for (j = 0; j < 15; j++)
b43_phy_write(dev, B43_PHY_N(offset[0] + j),
tbl_tx_filter_coef_rev4[5][j]);
}
if (dev->phy.channel == 14)
for (j = 0; j < 15; j++)
b43_phy_write(dev, B43_PHY_N(offset[0] + j),
tbl_tx_filter_coef_rev4[6][j]);
}
/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/GetTxGain */
static struct nphy_txgains b43_nphy_get_tx_gains(struct b43_wldev *dev)
{
@ -2371,9 +2408,9 @@ int b43_phy_initn(struct b43_wldev *dev)
b43_phy_set(dev, B43_NPHY_PAPD_EN1, 0x1);
b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ1, 0x007F,
nphy->papd_epsilon_offset[1] << 7);
/* TODO N PHY IPA Set TX Dig Filters */
b43_nphy_int_pa_set_tx_dig_filters(dev);
} else if (phy->rev >= 5) {
/* TODO N PHY Ext PA Set TX Dig Filters */
b43_nphy_ext_pa_set_tx_dig_filters(dev);
}
b43_nphy_workarounds(dev);

24
drivers/net/wireless/b43/tables_nphy.c
View File

@ -2883,6 +2883,30 @@ const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
0x9084, 0x9267, 0x9056, 0x9234
};
const s16 tbl_tx_filter_coef_rev4[7][15] = {
{ -377, 137, -407, 208, -1527,
956, 93, 186, 93, 230,
-44, 230, 20, -191, 201 },
{ -77, 20, -98, 49, -93,
60, 56, 111, 56, 26,
-5, 26, 34, -32, 34 },
{ -360, 164, -376, 164, -1533,
576, 308, -314, 308, 121,
-73, 121, 91, 124, 91 },
{ -295, 200, -363, 142, -1391,
826, 151, 301, 151, 151,
301, 151, 602, -752, 602 },
{ -92, 58, -96, 49, -104,
44, 17, 35, 17, 12,
25, 12, 13, 27, 13 },
{ -375, 136, -399, 209, -1479,
949, 130, 260, 130, 230,
-44, 230, 201, -191, 201 },
{ 0xed9, 0xc8, 0xe95, 0x8e, 0xa91,
0x33a, 0x97, 0x12d, 0x97, 0x97,
0x12d, 0x97, 0x25a, 0xd10, 0x25a }
};
/* addr0, addr1, bmask, shift */
const struct nphy_rf_control_override_rev2 tbl_rf_control_override_rev2[] = {
{ 0x78, 0x78, 0x0038, 3 }, /* for field == 0x0002 (fls == 2) */

1
drivers/net/wireless/b43/tables_nphy.h
View File

@ -193,6 +193,7 @@ extern const u16 tbl_tx_iqlo_cal_cmds_recal_nphyrev3[];
extern const u16 tbl_tx_iqlo_cal_cmds_recal[];
extern const u16 tbl_tx_iqlo_cal_cmds_fullcal[];
extern const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[];
extern const s16 tbl_tx_filter_coef_rev4[7][15];
extern const struct nphy_rf_control_override_rev2
tbl_rf_control_override_rev2[];