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mt76: mt7615: add set_antenna callback

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Add a set_antenna callback to setup per phy tx/rx streams.

Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Ryder Lee 2019-12-23 04:11:39 +08:00 committed by Felix Fietkau
parent 4fe9218c5e
commit 0d88aea88f
1 changed files with 27 additions and 0 deletions
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27
drivers/net/wireless/mediatek/mt76/mt7615/main.c
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@ -642,6 +642,32 @@ mt7615_set_coverage_class(struct ieee80211_hw *hw, s16 coverage_class)
mt7615_mac_set_timing(phy);
}
static int
mt7615_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant)
{
struct mt7615_dev *dev = mt7615_hw_dev(hw);
struct mt7615_phy *phy = mt7615_hw_phy(hw);
int max_nss = hweight8(hw->wiphy->available_antennas_tx);
bool ext_phy = phy != &dev->phy;
if (!tx_ant || tx_ant != rx_ant || ffs(tx_ant) > max_nss)
return -EINVAL;
if ((BIT(hweight8(tx_ant)) - 1) != tx_ant)
tx_ant = BIT(ffs(tx_ant) - 1) - 1;
mutex_lock(&dev->mt76.mutex);
phy->mt76->antenna_mask = tx_ant;
phy->chainmask = ext_phy ? tx_ant << 2 : tx_ant;
mt76_set_stream_caps(&dev->mt76, true);
mutex_unlock(&dev->mt76.mutex);
return 0;
}
const struct ieee80211_ops mt7615_ops = {
.tx = mt7615_tx,
.start = mt7615_start,
@ -666,5 +692,6 @@ const struct ieee80211_ops mt7615_ops = {
.channel_switch_beacon = mt7615_channel_switch_beacon,
.get_survey = mt76_get_survey,
.get_antenna = mt76_get_antenna,
.set_antenna = mt7615_set_antenna,
.set_coverage_class = mt7615_set_coverage_class,
};