diff mbox series

[5.11,095/329] mt76: mt7615: fix entering driver-own state on mt7663

Message ID 20210517140305.337940441@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH May 17, 2021, 2 p.m. UTC 
From: Felix Fietkau <nbd@nbd.name>

[ Upstream commit 5c7d374444afdeb9dd534a37c4f6c13af032da0c ]

Fixes hardware wakeup issues

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index c13547841a4e..4c7083d17418 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -291,12 +291,20 @@  static int mt7615_mcu_drv_pmctrl(struct mt7615_dev *dev)
 	u32 addr;
 	int err;
 
-	addr = is_mt7663(mdev) ? MT_PCIE_DOORBELL_PUSH : MT_CFG_LPCR_HOST;
+	if (is_mt7663(mdev)) {
+		/* Clear firmware own via N9 eint */
+		mt76_wr(dev, MT_PCIE_DOORBELL_PUSH, MT_CFG_LPCR_HOST_DRV_OWN);
+		mt76_poll(dev, MT_CONN_ON_MISC, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000);
+
+		addr = MT_CONN_HIF_ON_LPCTL;
+	} else {
+		addr = 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;
 	err = !mt76_poll_msec(dev, addr, MT_CFG_LPCR_HOST_FW_OWN, 0, 3000);
 
 	mt7622_trigger_hif_int(dev, false);