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[2a02:8388:180a:cd80:ae73:baa1:6de4:2169]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a1f57dddebsm7193743f8f.3.2025.05.10.13.08.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 10 May 2025 13:08:27 -0700 (PDT) Message-ID: <10106e65-3e38-4a9d-ac7e-2b5819bb3613@gmail.com> Date: Sat, 10 May 2025 22:08:26 +0200 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] net: dsa: microchip: linearize skb for tail-tagging switches To: Tristram.Ha@microchip.com Cc: quentin.schulz@cherry.de, jakob.unterwurzacher@cherry.de, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Woojung.Huh@microchip.com, UNGLinuxDriver@microchip.com, andrew@lunn.ch, olteanv@gmail.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org References: <20250509071820.4100022-1-jakob.unterwurzacher@cherry.de> Content-Language: en-US From: Jakob Unterwurzacher In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 10.05.25 00:18, Tristram.Ha@microchip.com wrote: > > I am curious about what MAC controller are you using to return socket > buffer with fragments? Hi, we have the KSZ9896C connected to gmac1 on the Rockchip RK3588, dts [1][2] says: gmac1: ethernet@fe1c0000 { compatible = "rockchip,rk3588-gmac", "snps,dwmac-4.20a"; Thanks, Jakob [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi?h=v6.15-rc5#n1811 [2] https://www.kernel.org/doc/Documentation/devicetree/bindings/net/snps%2Cdwmac.yaml