When setting chan->max_power after registering the wiphy, chan->max_reg_power needs to be used as a limit
Signed-off-by: Felix Fietkau <[email protected]> --- drivers/net/wireless/mediatek/mt76/mt7603/init.c | 2 +- drivers/net/wireless/mediatek/mt76/mt76x0/init.c | 5 +++-- drivers/net/wireless/mediatek/mt76/mt76x2/init.c | 9 +++++---- 3 files changed, 9 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/init.c b/drivers/net/wireless/mediatek/mt76/mt7603/init.c index 2238e3daedc6..bce51997ff3b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/init.c @@ -494,7 +494,7 @@ mt7603_init_txpower(struct mt7603_dev *dev, for (i = 0; i < sband->n_channels; i++) { chan = &sband->channels[i]; - chan->max_power = target_power; + chan->max_power = min_t(int, chan->max_reg_power, target_power); chan->orig_mpwr = target_power; } } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c index 57e46d57b449..d67401f895ca 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c @@ -279,8 +279,9 @@ mt76x0_init_txpower(struct mt76x02_dev *dev, mt76x0_get_tx_power_per_rate(dev, chan, &t); mt76x0_get_power_info(dev, chan, &tp); - chan->max_power = (mt76x02_get_max_rate_power(&t) + tp) / 2; - chan->orig_mpwr = chan->max_power; + chan->orig_mpwr = (mt76x02_get_max_rate_power(&t) + tp) / 2; + chan->max_power = min_t(int, chan->max_reg_power, + chan->orig_mpwr); } } diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/init.c b/drivers/net/wireless/mediatek/mt76/mt76x2/init.c index c6078e90ca43..97c3543eed8a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/init.c @@ -173,13 +173,14 @@ void mt76x2_init_txpower(struct mt76x02_dev *dev, mt76x2_get_power_info(dev, &txp, chan); mt76x2_get_rate_power(dev, &t, chan); - chan->max_power = mt76x02_get_max_rate_power(&t) + + chan->orig_mpwr = mt76x02_get_max_rate_power(&t) + txp.target_power; - chan->max_power = DIV_ROUND_UP(chan->max_power, 2); + chan->orig_mpwr = DIV_ROUND_UP(chan->orig_mpwr, 2); /* convert to combined output power on 2x2 devices */ - chan->max_power += 3; - chan->orig_mpwr = chan->max_power; + chan->orig_mpwr += 3; + chan->max_power = min_t(int, chan->max_reg_power, + chan->orig_mpwr); } } EXPORT_SYMBOL_GPL(mt76x2_init_txpower); -- 2.17.0
