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phy: report max per-rate tx power

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Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2015-07-29 17:30:59 +02:00
parent b960a4f0c5
commit 3441f0fc8d
1 changed files with 14 additions and 5 deletions
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phy.c
+14 -5
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@@ -136,6 +136,18 @@ mt76_limit_rate_power(struct mt76_rate_power *r, int limit)
r->all[i] = limit;
}
static int
mt76_get_max_power(struct mt76_rate_power *r)
{
int i;
s8 ret = 0;
for (i = 0; i < sizeof(r->all); i++)
ret = max(ret, r->all[i]);
return ret;
}
void mt76_phy_set_txpower(struct mt76_dev *dev)
{
enum nl80211_chan_width width = dev->chandef.width;
@@ -150,17 +162,14 @@ void mt76_phy_set_txpower(struct mt76_dev *dev)
else if (width == NL80211_CHAN_WIDTH_80)
delta = txp.delta_bw80;
if (txp.target_power > dev->txpower_conf) {
dev->txpower_cur = dev->txpower_conf;
if (txp.target_power > dev->txpower_conf)
delta -= txp.target_power - dev->txpower_conf;
} else {
dev->txpower_cur = txp.target_power;
}
mt76_get_rate_power(dev, &t);
mt76_add_rate_power_offset(&t, txp.chain[0].target_power +
txp.chain[0].delta);
mt76_limit_rate_power(&t, dev->txpower_conf);
dev->txpower_cur = mt76_get_max_power(&t);
mt76_add_rate_power_offset(&t, -(txp.chain[0].target_power +
txp.chain[0].delta + delta));
dev->target_power = txp.chain[0].target_power;