System suspend failures may occur due to inappropriate
handling of traffic not idle event by the WiFi driver.
The WiFi firmware's traffic not idle indication does
not need to be tied to suspend. Fix the flow to ensuring
the system can suspend properly.
Signed-off-by: Quan Zhou <quan.zhou@xxxxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7925/mcu.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
index 04762a8eac51..740e5c62929a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
@@ -348,14 +348,10 @@ mt7925_mcu_handle_hif_ctrl_basic(struct mt792x_dev *dev, struct tlv *tlv)
basic = (struct mt7925_mcu_hif_ctrl_basic_tlv *)tlv;
if (basic->hifsuspend) {
- if (basic->hif_tx_traffic_status == HIF_TRAFFIC_IDLE &&
- basic->hif_rx_traffic_status == HIF_TRAFFIC_IDLE)
- /* success */
- dev->hif_idle = true;
- else
- /* busy */
- /* invalid */
- dev->hif_idle = false;
+ dev->hif_idle = true;
+ if (!(basic->hif_tx_traffic_status == HIF_TRAFFIC_IDLE &&
+ basic->hif_rx_traffic_status == HIF_TRAFFIC_IDLE))
+ dev_info(dev->mt76.dev, "Hif traffic not idle.\n");
} else {
dev->hif_resumed = true;
}
--
2.46.0
