From 1057d685c6eb4ef5dbc03f97ff25da8ca2418a86 Mon Sep 17 00:00:00 2001 From: Jisheng Zhang Date: Mon, 27 Jul 2020 19:01:48 +0800 Subject: [PATCH] net: stmmac: Remove WAKE_MAGIC if HW shows no pmt_magic_frame Remove WAKE_MAGIC from supported modes if the HW capability register shows no support for pmt_magic_frame. Signed-off-by: Jisheng Zhang Signed-off-by: David S. Miller --- drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c index eae11c5850251..9e0af626a24ae 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c @@ -603,6 +603,8 @@ static void stmmac_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) mutex_lock(&priv->lock); if (device_can_wakeup(priv->device)) { wol->supported = WAKE_MAGIC | WAKE_UCAST; + if (priv->hw_cap_support && !priv->dma_cap.pmt_magic_frame) + wol->supported &= ~WAKE_MAGIC; wol->wolopts = priv->wolopts; } mutex_unlock(&priv->lock); -- 2.30.2