mt76: move mt76x02_get_txpower to mt76 core

It will be reused by mt7603 later
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mac80211.c

@@ -710,3 +710,21 @@ int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	return 0;
 }
 EXPORT_SYMBOL_GPL(mt76_sta_state);
+
+int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+		     int *dbm)
+{
+	struct mt76_dev *dev = hw->priv;
+	int n_chains = __sw_hweight8(dev->antenna_mask);
+
+	*dbm = dev->txpower_cur / 2;
+
+	/* convert from per-chain power to combined
+	 * output on 2x2 devices
+	 */
+	if (n_chains > 1)
+		*dbm += 3;
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(mt76_get_txpower);

drivers/net/wireless/mediatek/mt76/mt76.h

@@ -680,6 +680,9 @@ int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 
 struct ieee80211_sta *mt76_rx_convert(struct sk_buff *skb);
 
+int mt76_get_txpower(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+		     int *dbm);
+
 /* internal */
 void mt76_tx_free(struct mt76_dev *dev);
 struct mt76_txwi_cache *mt76_get_txwi(struct mt76_dev *dev);

drivers/net/wireless/mediatek/mt76/mt76x0/pci.c

@@ -99,7 +99,7 @@ static const struct ieee80211_ops mt76x0e_ops = {
 	.sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,
 	.wake_tx_queue = mt76_wake_tx_queue,
 	.get_survey = mt76_get_survey,
-	.get_txpower = mt76x02_get_txpower,
+	.get_txpower = mt76_get_txpower,
 	.flush = mt76x0e_flush,
 	.set_tim = mt76x0e_set_tim,
 	.release_buffered_frames = mt76_release_buffered_frames,

drivers/net/wireless/mediatek/mt76/mt76x0/usb.c

@@ -155,7 +155,7 @@ static const struct ieee80211_ops mt76x0u_ops = {
 	.sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,
 	.set_rts_threshold = mt76x02_set_rts_threshold,
 	.wake_tx_queue = mt76_wake_tx_queue,
-	.get_txpower = mt76x02_get_txpower,
+	.get_txpower = mt76_get_txpower,
 };
 
 static int mt76x0u_register_device(struct mt76x02_dev *dev)

drivers/net/wireless/mediatek/mt76/mt76x02.h

@@ -172,8 +172,6 @@ void mt76x02_sw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		     const u8 *mac);
 void mt76x02_sw_scan_complete(struct ieee80211_hw *hw,
 			      struct ieee80211_vif *vif);
-int mt76x02_get_txpower(struct ieee80211_hw *hw,
-			struct ieee80211_vif *vif, int *dbm);
 void mt76x02_sta_ps(struct mt76_dev *dev, struct ieee80211_sta *sta, bool ps);
 void mt76x02_bss_info_changed(struct ieee80211_hw *hw,
 			      struct ieee80211_vif *vif,

drivers/net/wireless/mediatek/mt76/mt76x02_util.c

@@ -607,24 +607,6 @@ void mt76x02_sw_scan_complete(struct ieee80211_hw *hw,
 }
 EXPORT_SYMBOL_GPL(mt76x02_sw_scan_complete);
 
-int mt76x02_get_txpower(struct ieee80211_hw *hw,
-			struct ieee80211_vif *vif, int *dbm)
-{
-	struct mt76x02_dev *dev = hw->priv;
-	u8 nstreams = dev->mt76.chainmask & 0xf;
-
-	*dbm = dev->mt76.txpower_cur / 2;
-
-	/* convert from per-chain power to combined
-	 * output on 2x2 devices
-	 */
-	if (nstreams > 1)
-		*dbm += 3;
-
-	return 0;
-}
-EXPORT_SYMBOL_GPL(mt76x02_get_txpower);
-
 void mt76x02_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta,
 		    bool ps)
 {

drivers/net/wireless/mediatek/mt76/mt76x2/pci_main.c

@@ -191,7 +191,7 @@ const struct ieee80211_ops mt76x2_ops = {
 	.sw_scan_complete = mt76x02_sw_scan_complete,
 	.flush = mt76x2_flush,
 	.ampdu_action = mt76x02_ampdu_action,
-	.get_txpower = mt76x02_get_txpower,
+	.get_txpower = mt76_get_txpower,
 	.wake_tx_queue = mt76_wake_tx_queue,
 	.sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,
 	.release_buffered_frames = mt76_release_buffered_frames,

drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c

@@ -138,5 +138,5 @@ const struct ieee80211_ops mt76x2u_ops = {
 	.sw_scan_start = mt76x02_sw_scan,
 	.sw_scan_complete = mt76x02_sw_scan_complete,
 	.sta_rate_tbl_update = mt76x02_sta_rate_tbl_update,
-	.get_txpower = mt76x02_get_txpower,
+	.get_txpower = mt76_get_txpower,
 };