mt76: mt7615: mt7915: disable txpower sku when testmode enabled

When testmode can be enabled, the start() callback would already be
called, causing that txpower sku feature isn't really disabled after
testmode is enabled. This patch fix the issue.
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7615/main.c

@@ -321,7 +321,7 @@ int mt7615_set_channel(struct mt7615_phy *phy)
 	mt7615_mac_set_timing(phy);
 	ret = mt7615_dfs_init_radar_detector(phy);
 	mt7615_mac_cca_stats_reset(phy);
-	mt7615_mcu_set_sku_en(phy, !mt76_testmode_enabled(phy->mt76));
+	mt7615_mcu_set_sku_en(phy, true);
 
 	mt7615_mac_reset_counters(dev);
 	phy->noise = 0;

drivers/net/wireless/mediatek/mt76/mt7615/testmode.c

@@ -138,6 +138,8 @@ mt7615_tm_init(struct mt7615_phy *phy)
 	if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
 		return;
 
+	mt7615_mcu_set_sku_en(phy, phy->mt76->test.state == MT76_TM_STATE_OFF);
+
 	mutex_unlock(&dev->mt76.mutex);
 	mt7615_set_channel(phy);
 	mt7615_ops.configure_filter(phy->mt76->hw, 0, &total_flags, 0);

drivers/net/wireless/mediatek/mt76/mt7915/main.c

@@ -44,7 +44,7 @@ static int mt7915_start(struct ieee80211_hw *hw)
 		mt7915_mac_enable_nf(dev, 1);
 	}
 
-	mt7915_mcu_set_sku_en(phy, !mt76_testmode_enabled(phy->mt76));
+	mt7915_mcu_set_sku_en(phy, true);
 	mt7915_mcu_set_chan_info(phy, MCU_EXT_CMD_SET_RX_PATH);
 
 	set_bit(MT76_STATE_RUNNING, &phy->mt76->state);

drivers/net/wireless/mediatek/mt76/mt7915/testmode.c

@@ -402,6 +402,8 @@ mt7915_tm_init(struct mt7915_phy *phy, bool en)
 	if (!test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
 		return;
 
+	mt7915_mcu_set_sku_en(phy, !en);
+
 	mt7915_tm_mode_ctrl(dev, en);
 	mt7915_tm_reg_backup_restore(phy);
 	mt7915_tm_set_trx(phy, TM_MAC_TXRX, !en);