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Message-ID: <1da48c7e-ba87-4f7a-b6d1-d35961005ab0@ti.com>
Date: Thu, 18 Apr 2024 16:55:18 +0530
From: Siddharth Vadapalli <s-vadapalli@...com>
To: Julien Panis <jpanis@...libre.com>
CC: Siddharth Vadapalli <s-vadapalli@...com>,
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Subject: Re: [PATCH net-next v9 0/3] Add minimal XDP support to TI AM65 CPSW
Ethernet driver
On Thu, Apr 18, 2024 at 01:17:47PM +0200, Julien Panis wrote:
> On 4/18/24 13:00, Siddharth Vadapalli wrote:
> > On 12-04-2024 21:08, Julien Panis wrote:
> > > This patch adds XDP support to TI AM65 CPSW Ethernet driver.
> > >
> > > The following features are implemented: NETDEV_XDP_ACT_BASIC,
> > > NETDEV_XDP_ACT_REDIRECT, and NETDEV_XDP_ACT_NDO_XMIT.
> > >
> > > Zero-copy and non-linear XDP buffer supports are NOT implemented.
> > >
> > > Besides, the page pool memory model is used to get better performance.
> > >
> > > Signed-off-by: Julien Panis <jpanis@...libre.com>
> > Hello Julien,
> >
> > This series crashes Linux on AM62ax SoC which also uses the
> > AM65-CPSW-NUSS driver:
> > https://gist.github.com/Siddharth-Vadapalli-at-TI/5ed0e436606001c247a7da664f75edee
> >
> > Regards,
> > Siddharth.
>
> Hello Siddharth.
>
> Thanks for the log. I can read:
> [ 1.966094] Missing net_device from driver
>
> Did you check that nodes exist in the device tree for the net devices ?
Yes it exists. The device-tree used was also built with linux-next
tagged next-20240417. The node corresponding to eth0 is cpsw_port1 which
is present and enabled in the device-tree:
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts?h=next-20240417#n644
Regards,
Siddharth.
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