void mt76x2_phy_set_txpower(struct mt76x02_dev *dev)
{
enum nl80211_chan_width width = dev->mt76.chandef.width;
struct ieee80211_channel *chan = dev->mt76.chandef.chan;
struct mt76x2_tx_power_info txp;
int txp_0, txp_1, delta = 0;
struct mt76_rate_power t = {};
int base_power, gain;
mt76x2_get_power_info(dev, &txp, chan);
if (width == NL80211_CHAN_WIDTH_40)
delta = txp.delta_bw40;
else if (width == NL80211_CHAN_WIDTH_80)
delta = txp.delta_bw80;
mt76x2_get_rate_power(dev, &t, chan);
mt76x02_add_rate_power_offset(&t, txp.chain[0].target_power);
mt76x02_limit_rate_power(&t, dev->mt76.txpower_conf);
dev->mt76.txpower_cur = mt76x02_get_max_rate_power(&t);
base_power = mt76x2_get_min_rate_power(&t);
delta += base_power - txp.chain[0].target_power;
txp_0 = txp.chain[0].target_power + txp.chain[0].delta + delta;
txp_1 = txp.chain[1].target_power + txp.chain[1].delta + delta;
gain = min(txp_0, txp_1);
if (gain < 0) {
base_power -= gain;
txp_0 -= gain;
txp_1 -= gain;
} else if (gain > 0x2f) {
base_power -= gain - 0x2f;
txp_0 = 0x2f;
txp_1 = 0x2f;
}
mt76x02_add_rate_power_offset(&t, -base_power);
dev->target_power = txp.chain[0].target_power;
dev->target_power_delta[0] = txp_0 - txp.chain[0].target_power;
dev->target_power_delta[1] = txp_1 - txp.chain[0].target_power;
dev->mt76.rate_power = t;
mt76x02_phy_set_txpower(dev, txp_0, txp_1);
}
void mt76x2_phy_tssi_compensate(struct mt76x02_dev *dev)
{
struct ieee80211_channel *chan = dev->mt76.chandef.chan;
struct mt76x2_tx_power_info txp;
struct mt76x2_tssi_comp t = {};
if (!dev->cal.tssi_cal_done)
return;
if (!dev->cal.tssi_comp_pending) {
/* TSSI trigger */
t.cal_mode = BIT(0);
mt76x2_mcu_tssi_comp(dev, &t);
dev->cal.tssi_comp_pending = true;
} else {
if (mt76_rr(dev, MT_BBP(CORE, 34)) & BIT(4))
return;
dev->cal.tssi_comp_pending = false;
mt76x2_get_power_info(dev, &txp, chan);
if (mt76x02_ext_pa_enabled(dev, chan->band))
t.pa_mode = 1;
t.cal_mode = BIT(1);
t.slope0 = txp.chain[0].tssi_slope;
t.offset0 = txp.chain[0].tssi_offset;
t.slope1 = txp.chain[1].tssi_slope;
t.offset1 = txp.chain[1].tssi_offset;
mt76x2_mcu_tssi_comp(dev, &t);
if (t.pa_mode || dev->cal.dpd_cal_done)
return;
usleep_range(10000, 20000);
mt76x02_mcu_calibrate(dev, MCU_CAL_DPD, chan->hw_value);
dev->cal.dpd_cal_done = true;
}
}
void mt76x2_init_txpower(struct mt76x02_dev *dev,
struct ieee80211_supported_band *sband)
{
struct ieee80211_channel *chan;
struct mt76x2_tx_power_info txp;
struct mt76_rate_power t = {};
int i;
for (i = 0; i < sband->n_channels; i++) {
chan = &sband->channels[i];
mt76x2_get_power_info(dev, &txp, chan);
mt76x2_get_rate_power(dev, &t, chan);
chan->max_power = mt76x02_get_max_rate_power(&t) +
txp.target_power;
chan->max_power = DIV_ROUND_UP(chan->max_power, 2);
/* convert to combined output power on 2x2 devices */
chan->max_power += 3;
chan->orig_mpwr = chan->max_power;
}
}
