mt76: mt7615: fix mt7615_driver_own routine

Introduce MT_PCIE_DOORBELL_PUSH register to fix mt7615_driver_own
routine for mt7663e

Fixes: f40ac0f3 ("mt76: mt7615: introduce mt7663e support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

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

@@ -1686,16 +1686,20 @@ static void mt7622_trigger_hif_int(struct mt7615_dev *dev, bool en)
 
 static int mt7615_driver_own(struct mt7615_dev *dev)
 {
+	struct mt76_dev *mdev = &dev->mt76;
 	u32 addr;
 
-	addr = is_mt7663(&dev->mt76) ? MT_CONN_HIF_ON_LPCTL : MT_CFG_LPCR_HOST;
+	addr = is_mt7663(mdev) ? MT_PCIE_DOORBELL_PUSH : MT_CFG_LPCR_HOST;
 	mt76_wr(dev, addr, MT_CFG_LPCR_HOST_DRV_OWN);
 
 	mt7622_trigger_hif_int(dev, true);
+
+	addr = is_mt7663(mdev) ? MT_CONN_HIF_ON_LPCTL : MT_CFG_LPCR_HOST;
 	if (!mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000)) {
 		dev_err(dev->mt76.dev, "Timeout for driver own\n");
 		return -EIO;
 	}
+
 	mt7622_trigger_hif_int(dev, false);
 
 	return 0;

drivers/net/wireless/mediatek/mt76/mt7615/regs.h

@@ -68,6 +68,7 @@ enum mt7615_reg_base {
 #define MT_HIF2_BASE			0xf0000
 #define MT_HIF2(ofs)			(MT_HIF2_BASE + (ofs))
 #define MT_PCIE_IRQ_ENABLE		MT_HIF2(0x188)
+#define MT_PCIE_DOORBELL_PUSH		MT_HIF2(0x1484)
 
 #define MT_CFG_LPCR_HOST		MT_HIF(0x1f0)
 #define MT_CFG_LPCR_HOST_FW_OWN		BIT(0)