From: Simon Horman <horms@kernel.org>
To: Kevin Hao <haokexin@gmail.com>
Cc: netdev@vger.kernel.org,
Nicolas Ferre <nicolas.ferre@microchip.com>,
Claudiu Beznea <claudiu.beznea@tuxon.dev>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Quanyang Wang <quanyang.wang@windriver.com>,
stable@vger.kernel.org
Subject: Re: [PATCH net 0/2] net: macb: Fix Ethernet malfunction on AMD Versal board after suspend
Date: Fri, 13 Mar 2026 14:12:13 +0000 [thread overview]
Message-ID: <20260313141213.GB461701@kernel.org> (raw)
In-Reply-To: <20260312-macb-versal-v1-0-467647173fa4@gmail.com>
On Thu, Mar 12, 2026 at 04:13:57PM +0800, Kevin Hao wrote:
> Hi,
>
> On Versal boards, the tx/rx queue pointer registers are cleared after suspend,
> which causes Ethernet malfunction. This patch series addresses this issue by
> reinitializing the tx/rx queue pointer registers and the rx ring.
>
> ---
> Cc: Nicolas Ferre <nicolas.ferre@microchip.com>
> Cc: Claudiu Beznea <claudiu.beznea@tuxon.dev>
> Cc: Andrew Lunn <andrew+netdev@lunn.ch>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Eric Dumazet <edumazet@google.com>
> Cc: Jakub Kicinski <kuba@kernel.org>
> Cc: Paolo Abeni <pabeni@redhat.com>
>
> ---
> Kevin Hao (2):
> net: macb: Introduce gem_init_rx_ring()
> net: macb: Reinitialize tx/rx queue pointer registers and rx ring during resume
>
> drivers/net/ethernet/cadence/macb_main.c | 23 +++++++++++++++++++----
> 1 file changed, 19 insertions(+), 4 deletions(-)
For the series,
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2026-03-13 14:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-12 8:13 [PATCH net 0/2] net: macb: Fix Ethernet malfunction on AMD Versal board after suspend Kevin Hao
2026-03-12 8:13 ` [PATCH net 2/2] net: macb: Reinitialize tx/rx queue pointer registers and rx ring during resume Kevin Hao
2026-03-13 14:12 ` Simon Horman [this message]
2026-03-14 19:30 ` [PATCH net 0/2] net: macb: Fix Ethernet malfunction on AMD Versal board after suspend patchwork-bot+netdevbpf
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