From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B319D3C945B; Wed, 11 Mar 2026 10:24:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773224690; cv=none; b=g5bMp0n/5Q13Jaa8IenI3vhDjuNqPnnbdEyELrC29uA+OjskPF+gofcizH0B2UDLpa/BkATtusN1opk4K3hBswICBvOkOFT7sDCCQTL1aSpK9emv+d3sih5KJI9qA/i5Ru8erCKMMUvdSVhLP9eJkEKT1dV8/H3jC54KvAlFW3M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773224690; c=relaxed/simple; bh=GYR+iUyCK+fc0uuujRwUNrqEsrnz7mgwG4oMx3zcs0Y=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=AUVk1R1c5HFTJ2U864xE+LXA6xFQYFLJhYPZW+VYn5ttg9t3gN++bwPHklNgp5wGMgp2AqWnmj6y7LAE0sfyeHxD+eJxFv273pGn+2Dce5lVYi83ulLFQGD25+BIasgeY6gZeiQuKZlZdNjyGXdQxjXLToalY1biayV5VS86buY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Q3YYRy8M; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Q3YYRy8M" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C82F9C4CEF7; Wed, 11 Mar 2026 10:24:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773224690; bh=GYR+iUyCK+fc0uuujRwUNrqEsrnz7mgwG4oMx3zcs0Y=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=Q3YYRy8M+4ocxdh9UpF+Nyqsy5ZTQoAOZb6gpqpz/ldmFg2uWeZMCLp7Iu42m2h6I Zyfz2K7SnMP2CybrJ/okObZ7ARRWYGra5ooPHB8LJsGxZYrJhEkPOtBzJHiaP6ZYka nXicyeXph+WzRb3RXIDAlUxeJrgzIUadYoufHKseVjshxV2+IjsB4PWHMEcjqNLdIg Rf3BCLRkmMtIHgShRvsgCmEx5kdMCLf4rOsX5zewxtf6681VEZu8UNj265kdFtmHkj obOl2vqhJkWB43E3G10v3+pEiMAvGa8ABTO24oWdP/gMslE2QoC23IxAd6kP03Bg/T ewOd+9G2Ag5Sw== From: =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= To: Naveen Mamindlapalli Cc: netdev@vger.kernel.org, "David S. Miller" , Andrew Lunn , Donald Hunter , Eric Dumazet , Jakub Kicinski , Maxime Chevallier , Paolo Abeni , Simon Horman , Danielle Ratson , Hariprasad Kelam , Ido Schimmel , Kory Maincent , Leon Romanovsky , Michael Chan , Oleksij Rempel , Pavan Chebbi , Piergiorgio Beruto , Russell King , Saeed Mahameed , Shuah Khan , Tariq Toukan , Willem de Bruijn , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-rdma@vger.kernel.org Subject: Re: [PATCH net-next 00/11] ethtool: Generic loopback support In-Reply-To: References: <20260310104743.907818-1-bjorn@kernel.org> Date: Wed, 11 Mar 2026 11:24:47 +0100 Message-ID: <871phq4qa8.fsf@all.your.base.are.belong.to.us> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Naveen Mamindlapalli writes: >> - Is this the right extensibility model? I'd appreciate input from >> other NIC vendors on whether component/name/direction is flexible >> enough for their loopback implementations. Also, from the PHY/port >> folks (Maxime, Russell)! Naveen, please LMK if the MAC side of >> thing, is good enough for Marvell. > > Hi Bjorn, > > Is a SERDES component as Maxime suggested something you'd consider > for follow-up patches? It would be a natural fit for SoCs with a > separate SerDes hardware block. I don't think so -- rather, I think I'll follow Maxime's suggestion for fewer components, where "component" would be "Linux abstraction/object", and the "name" would be 802.3 vocabolary. Please see my reply to Maxime (in the writing now ;-)). Cheers, Bj=C3=B6rn