From: Andrew Lunn <andrew@lunn.ch>
To: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"alexandre.torgue@foss.st.com" <alexandre.torgue@foss.st.com>,
"davem@davemloft.net" <davem@davemloft.net>,
"kernel@pengutronix.de" <kernel@pengutronix.de>,
"linux-imx@nxp.com" <linux-imx@nxp.com>,
"linux-stm32@st-md-mailman.stormreply.com"
<linux-stm32@st-md-mailman.stormreply.com>,
"festevam@gmail.com" <festevam@gmail.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"shawnguo@kernel.org" <shawnguo@kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
"mcoquelin.stm32@gmail.com" <mcoquelin.stm32@gmail.com>,
"pabeni@redhat.com" <pabeni@redhat.com>,
"peppe.cavallaro@st.com" <peppe.cavallaro@st.com>,
"joabreu@synopsys.com" <joabreu@synopsys.com>,
"kuba@kernel.org" <kuba@kernel.org>
Subject: Re: net: stmmac: dwmac-imx: half duplex crash
Date: Mon, 25 Apr 2022 00:01:07 +0200 [thread overview]
Message-ID: <YmXIo6q8vVkL6zLp@lunn.ch> (raw)
In-Reply-To: <36ba455aad3e57c0c1f75cce4ee0f3da69e139a1.camel@toradex.com>
On Sat, Apr 23, 2022 at 10:58:07PM +0000, Marcel Ziswiler wrote:
> Hi there
>
> We lately tried operating the IMX8MPEVK ENET_QOS imx-dwmac driver in half-duplex modes which crashes as
> follows:
How many transmit queues do you have in operation:
/* Half-Duplex can only work with single queue */
if (priv->plat->tx_queues_to_use > 1)
priv->phylink_config.mac_capabilities &=
~(MAC_10HD | MAC_100HD | MAC_1000HD);
What does ethtool show before you force it? Does it actually list the
HALF modes?
Andrew
next prev parent reply other threads:[~2022-04-24 22:01 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-23 22:58 net: stmmac: dwmac-imx: half duplex crash Marcel Ziswiler
2022-04-24 22:01 ` Andrew Lunn [this message]
2022-04-25 15:06 ` Marcel Ziswiler
2022-04-25 15:59 ` Andrew Lunn
2022-04-26 12:32 ` Marcel Ziswiler
2022-04-26 13:36 ` Andrew Lunn
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