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wifi: mt76: mt7996: implement driver specific get_txpower function

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Fixes reporting tx power for vifs that don't have a channel context
assigned. Report the tx power of a phy that is covered by the vif's
radio mask.

Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2025-01-03 10:35:08 +01:00
parent f8563589c7
commit 46715044ec
1 changed files with 26 additions and 1 deletions
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mt7996/main.c
+26 -1
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@@ -601,6 +601,31 @@ static void mt7996_configure_filter(struct ieee80211_hw *hw,
mutex_unlock(&dev->mt76.mutex);
}
static int
mt7996_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif, int *dbm)
{
struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv;
struct mt7996_phy *phy = mt7996_vif_link_phy(&mvif->deflink);
struct mt7996_dev *dev = mt7996_hw_dev(hw);
struct wireless_dev *wdev;
int n_chains, delta, i;
if (!phy) {
wdev = ieee80211_vif_to_wdev(vif);
for (i = 0; i < hw->wiphy->n_radio; i++)
if (wdev->radio_mask & BIT(i))
phy = dev->radio_phy[i];
if (!phy)
return -EINVAL;
}
n_chains = hweight16(phy->mt76->chainmask);
delta = mt76_tx_power_nss_delta(n_chains);
*dbm = DIV_ROUND_UP(phy->mt76->txpower_cur + delta, 2);
return 0;
}
static u8
mt7996_get_rates_table(struct mt7996_phy *phy, struct ieee80211_bss_conf *conf,
bool beacon, bool mcast)
@@ -1647,7 +1672,7 @@ const struct ieee80211_ops mt7996_ops = {
.remain_on_channel = mt76_remain_on_channel,
.cancel_remain_on_channel = mt76_cancel_remain_on_channel,
.release_buffered_frames = mt76_release_buffered_frames,
.get_txpower = mt76_get_txpower,
.get_txpower = mt7996_get_txpower,
.channel_switch_beacon = mt7996_channel_switch_beacon,
.get_stats = mt7996_get_stats,
.get_et_sset_count = mt7996_get_et_sset_count,