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Miller" , "Eric Dumazet" , "Jakub Kicinski" , "Paolo Abeni" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , Netdev , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Message-Id: In-Reply-To: <44b4c6f3-3414-47ac-baaf-bca2f68df4c4@kernel.org> References: <20260806-wiznet-link-gpio-v3-0-532d4a143805@marmottus.net> <20260806-wiznet-link-gpio-v3-2-532d4a143805@marmottus.net> <20260810-arrogant-anteater-of-economy-ef2078@quoll> <9e8fb566-e372-4519-ac0b-b8ca6de275e3@app.fastmail.com> <105fcc5b-e1d9-4bd8-a697-2d68e185aa38@kernel.org> <44b4c6f3-3414-47ac-baaf-bca2f68df4c4@kernel.org> Subject: Re: [PATCH net-next v3 2/3] dt-bindings: net: wiznet,w5100: add link-gpios Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On Mon, Aug 10, 2026, at 10:21, Krzysztof Kozlowski wrote: > On 10/08/2026 10:12, Arthur Cr=C3=A9pin Leblond wrote: >>=20 >> We use this line to detect a link change but don't read its value in >> the interrupt handler, we read the i2c PHYCFGR register to get the >> link status. > > I know, but won't you have soon the same problem with active? Otherwise > are you going to keep polling for the active link, since it is not > reported through the main interrupt? I don't see how we'd ever want to report 'active' state back to the kernel, this just means it's either receiving or transmitting, and the kernel already knows when a data transfer happened because it either started sending or it receives an interrupt for a received frame. Arnd