From: Simon Horman <horms@kernel.org>
To: Lorenzo Bianconi <lorenzo@kernel.org>
Cc: Felix Fietkau <nbd@nbd.name>, Sean Wang <sean.wang@mediatek.com>,
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>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Sujuan Chen <sujuan.chen@mediatek.com>,
netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, Rex Lu <rex.lu@mediatek.com>,
Daniel Pawlik <pawlik.dan@gmail.com>,
Matteo Croce <teknoraver@meta.com>
Subject: Re: [PATCH net v2] net: mtk: wed: add dma mask limitation and GFP_DMA32 for device with more than 4GB DRAM
Date: Thu, 9 Oct 2025 09:54:45 +0100 [thread overview]
Message-ID: <20251009085445.GV3060232@horms.kernel.org> (raw)
In-Reply-To: <20251009-wed-4g-ram-limitation-v2-1-c0ca75b26a29@kernel.org>
On Thu, Oct 09, 2025 at 08:29:34AM +0200, Lorenzo Bianconi wrote:
> From: Rex Lu <rex.lu@mediatek.com>
>
> Limit tx/rx buffer address to 32-bit address space for board with more
> than 4GB DRAM.
>
> Fixes: 804775dfc2885 ("net: ethernet: mtk_eth_soc: add support for Wireless Ethernet Dispatch (WED)")
> Fixes: 6757d345dd7db ("net: ethernet: mtk_wed: introduce hw_rro support for MT7988")
> Tested-by: Daniel Pawlik <pawlik.dan@gmail.com>
> Tested-by: Matteo Croce <teknoraver@meta.com>
> Signed-off-by: Rex Lu <rex.lu@mediatek.com>
> Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
> ---
> Changes in v2:
> - Add missing Fixes tags
> - Avoid possible deadlock if dma_set_mask_and_coherent fails
> - Link to v1: https://lore.kernel.org/r/20251008-wed-4g-ram-limitation-v1-1-16fe55e1d042@kernel.org
Thanks for the updates.
Reviewed-by: Simon Horman <horms@kernel.org>
next prev parent reply other threads:[~2025-10-09 8:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-09 6:29 [PATCH net v2] net: mtk: wed: add dma mask limitation and GFP_DMA32 for device with more than 4GB DRAM Lorenzo Bianconi
2025-10-09 8:54 ` Simon Horman [this message]
2025-10-12 17:30 ` patchwork-bot+netdevbpf
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