From: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
To: Giuseppe Cavallaro <peppe.cavallaro@st.com>,
Alexandre Torgue <alexandre.torgue@st.com>,
Jose Abreu <joabreu@synopsys.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Russell King <linux@armlinux.org.uk>
Cc: netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 1/5] net: stmmac: Remove WAKE_MAGIC if HW shows no pmt_magic_frame
Date: Mon, 27 Jul 2020 19:01:48 +0800 [thread overview]
Message-ID: <20200727190148.78bab66e@xhacker.debian> (raw)
In-Reply-To: <20200727190045.36f247cc@xhacker.debian>
Remove WAKE_MAGIC from supported modes if the HW capability register
shows no support for pmt_magic_frame.
Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
---
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 eae11c585025..9e0af626a24a 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);
--
2.28.0.rc0
next prev parent reply other threads:[~2020-07-27 11:06 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-27 11:01 [PATCH 0/5] net: stmmac: improve WOL Jisheng Zhang
2020-07-27 11:01 ` Jisheng Zhang
2020-07-27 11:01 ` Jisheng Zhang [this message]
2020-07-27 11:02 ` [PATCH 2/5] net: stmmac: Move device_can_wakeup() check earlier in set_wol Jisheng Zhang
2020-07-27 11:02 ` [PATCH 3/5] net: stmmac: only call pmt() during suspend/resume if HW enables PMT Jisheng Zhang
2020-07-27 11:03 ` [PATCH 4/5] net: stmmac: Support WOL with phy Jisheng Zhang
2020-07-27 11:03 ` Jisheng Zhang
2020-07-27 11:05 ` [PATCH 5/5] net: stmmac: Speed down the PHY if WoL to save energy Jisheng Zhang
2020-07-27 11:05 ` Jisheng Zhang
2020-07-29 0:48 ` [PATCH 0/5] net: stmmac: improve WOL David Miller
2020-07-29 0:48 ` David Miller
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