diff options
| author |   Lorenzo Bianconi <lorenzo.bianconi@redhat.com> | 2018-10-29 22:31:25 +0100 |
|---|---|---|
| committer |   Felix Fietkau <nbd@nbd.name> | 2018-11-30 12:21:43 +0100 |
| commit | 07e548521274729c4af71e28a67b51dbd2361c0d (patch) | |
| tree | 11f12fffb4aa44f0fccd0127bee75de2073328c6 /drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c | |
| parent | mt76x0: phy: introduce tssi calibration support (diff) | |
| download | linux-dev-07e548521274729c4af71e28a67b51dbd2361c0d.tar.xz linux-dev-07e548521274729c4af71e28a67b51dbd2361c0d.zip | |
mt76x0: phy: use tssi reported value to configure tx power if available
Use tssi calibrated value to configure tx power gain if tssi is enabled
in eeprom data
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c index 275d77c90624..497e762978cc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.c @@ -135,9 +135,6 @@ static s8 mt76x0_get_delta(struct mt76x02_dev *dev) struct cfg80211_chan_def *chandef = &dev->mt76.chandef; u8 val; - if (mt76x0_tssi_enabled(dev)) - return 0; - if (chandef->width == NL80211_CHAN_WIDTH_80) { val = mt76x02_eeprom_get(dev, MT_EE_5G_TARGET_POWER) >> 8; } else if (chandef->width == NL80211_CHAN_WIDTH_40) { @@ -160,8 +157,8 @@ void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev) struct ieee80211_channel *chan = dev->mt76.chandef.chan; bool is_2ghz = chan->band == NL80211_BAND_2GHZ; struct mt76_rate_power *t = &dev->mt76.rate_power; - s8 delta = mt76x0_get_delta(dev); u16 val, addr; + s8 delta; memset(t, 0, sizeof(*t)); @@ -211,6 +208,7 @@ void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev) t->vht[7] = s6_to_s8(val); t->vht[8] = s6_to_s8(val >> 8); + delta = mt76x0_tssi_enabled(dev) ? 0 : mt76x0_get_delta(dev); mt76x02_add_rate_power_offset(t, delta); } @@ -233,6 +231,20 @@ void mt76x0_get_power_info(struct mt76x02_dev *dev, u8 *info) u16 data; int i; + if (mt76x0_tssi_enabled(dev)) { + s8 target_power; + + if (chan->band == NL80211_BAND_5GHZ) + data = mt76x02_eeprom_get(dev, MT_EE_5G_TARGET_POWER); + else + data = mt76x02_eeprom_get(dev, MT_EE_2G_TARGET_POWER); + target_power = (data & 0xff) - dev->mt76.rate_power.ofdm[7]; + info[0] = target_power + mt76x0_get_delta(dev); + info[1] = 0; + + return; + } + for (i = 0; i < ARRAY_SIZE(chan_map); i++) { if (chan_map[i].chan <= chan->hw_value) { offset = chan_map[i].offset; |