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b43: N-PHY: add RF power tables for radio 0x2057 revs 9 & 14

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Don't write them as we don't have gains configured correctly yet.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rafał Miłecki 2014-07-31 21:59:46 +02:00 committed by John W. Linville
parent 33df85f662
commit a68c356bcf
3 changed files with 87 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/net/wireless/b43/phy_n.c
View File

@ -4235,8 +4235,9 @@ static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev)
const u32 *table = NULL;
u32 rfpwr_offset;
u8 pga_gain;
u8 pga_gain, pad_gain;
int i;
const s16 *uninitialized_var(rf_pwr_offset_table);
table = b43_nphy_get_tx_gain_table(dev);
if (!table)
@ -4252,13 +4253,27 @@ static void b43_nphy_tx_gain_table_upload(struct b43_wldev *dev)
nphy->gmval = (table[0] >> 16) & 0x7000;
#endif
if (phy->rev >= 19) {
return;
} else if (phy->rev >= 7) {
rf_pwr_offset_table = b43_ntab_get_rf_pwr_offset_table(dev);
if (!rf_pwr_offset_table)
return;
/* TODO: Enable this once we have gains configured */
return;
}
for (i = 0; i < 128; i++) {
if (phy->rev >= 19) {
/* TODO */
return;
} else if (phy->rev >= 7) {
/* TODO */
return;
pga_gain = (table[i] >> 24) & 0xf;
pad_gain = (table[i] >> 19) & 0x1f;
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)
rfpwr_offset = rf_pwr_offset_table[pad_gain];
else
rfpwr_offset = rf_pwr_offset_table[pga_gain];
} else {
pga_gain = (table[i] >> 24) & 0xF;
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ)

67
drivers/net/wireless/b43/tables_nphy.c
View File

@ -2878,6 +2878,40 @@ const s8 b43_ntab_papd_pga_gain_delta_ipa_2g[] = {
-54, -46, -39, -31, -23, -15, -8, 0
};
/* Extracted from MMIO dump of 6.30.223.248
* Entries: 0, 15, 17, 21, 24, 26, 27, 29, 30 were guessed
*/
static const s16 b43_ntab_rf_pwr_offset_2057_rev9_2g[] = {
-133, -133, -107, -92, -81,
-73, -66, -61, -56, -52,
-48, -44, -41, -37, -34,
-31, -28, -25, -22, -19,
-17, -14, -12, -10, -9,
-7, -5, -4, -3, -2,
-1, 0,
};
/* Extracted from MMIO dump of 6.30.223.248 */
static const s16 b43_ntab_rf_pwr_offset_2057_rev9_5g[] = {
-101, -94, -86, -79, -72,
-65, -57, -50, -42, -35,
-28, -21, -16, -9, -4,
0,
};
/* Extracted from MMIO dump of 6.30.223.248
* Entries: 0, 26, 28, 29, 30, 31 were guessed
*/
static const s16 b43_ntab_rf_pwr_offset_2057_rev14_2g[] = {
-111, -111, -111, -84, -70,
-59, -52, -45, -40, -36,
-32, -29, -26, -23, -21,
-18, -16, -15, -13, -11,
-10, -8, -7, -6, -5,
-4, -4, -3, -3, -2,
-2, -1,
};
const u16 tbl_iqcal_gainparams[2][9][8] = {
{
{ 0x000, 0, 0, 2, 0x69, 0x69, 0x69, 0x69 },
@ -3708,6 +3742,39 @@ const u32 *b43_nphy_get_tx_gain_table(struct b43_wldev *dev)
}
}
const s16 *b43_ntab_get_rf_pwr_offset_table(struct b43_wldev *dev)
{
struct b43_phy *phy = &dev->phy;
if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) {
switch (phy->rev) {
case 17:
if (phy->radio_rev == 14)
return b43_ntab_rf_pwr_offset_2057_rev14_2g;
break;
case 16:
if (phy->radio_rev == 9)
return b43_ntab_rf_pwr_offset_2057_rev9_2g;
break;
}
b43err(dev->wl,
"No 2GHz RF power table available for this device\n");
return NULL;
} else {
switch (phy->rev) {
case 16:
if (phy->radio_rev == 9)
return b43_ntab_rf_pwr_offset_2057_rev9_5g;
break;
}
b43err(dev->wl,
"No 5GHz RF power table available for this device\n");
return NULL;
}
}
struct nphy_gain_ctl_workaround_entry *b43_nphy_get_gain_ctl_workaround_ent(
struct b43_wldev *dev, bool ghz5, bool ext_lna)
{

2
drivers/net/wireless/b43/tables_nphy.h
View File

@ -191,6 +191,8 @@ void b43_nphy_tables_init(struct b43_wldev *dev);
const u32 *b43_nphy_get_tx_gain_table(struct b43_wldev *dev);
const s16 *b43_ntab_get_rf_pwr_offset_table(struct b43_wldev *dev);
extern const s8 b43_ntab_papd_pga_gain_delta_ipa_2g[];
extern const u16 tbl_iqcal_gainparams[2][9][8];