From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (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 520651E008E for ; Tue, 8 Oct 2024 15:01:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728399687; cv=none; b=VTjcxd7IhTOIjPr7yxJTXbT8QQvDCswSqsIcQgZMaE3lbRhtIWq4WOHPNl21qBbmun3PHmTDYGaAN3l9PuWvIXoOoBSRMGZHX8o6gjoEHxT5qNHJTm/5W5UI9ft725d57wrd1EHBE+vmrQAP83h7G5dDXpWWoip0eUppun+30w0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728399687; c=relaxed/simple; bh=+W5OZ6dooplYBQPBLHswZ9NRnDap1swU6HEYSLanpko=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Zj2eiihNAla+5mUDIiY9yAURU5H6CF3l7U31+pvlrwVq7g24HuD1XJxBNTsgHq0mQ0tDKgceR97LZ042Zv9E4bjLMZT8Ia30svrkHtwggKDDRWNKiNn8YbrWfhiBWENdBWIog6TD4we9ywQ6nAwlmIdDdsHVYD9RAq7aiPNI8mM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1syBi6-0002sj-4i; Tue, 08 Oct 2024 17:01:14 +0200 Received: from [2a0a:edc0:2:b01:1d::c5] (helo=pty.whiteo.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1syBi2-000OEm-JT; Tue, 08 Oct 2024 17:01:10 +0200 Received: from ore by pty.whiteo.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1syBi2-000Qkx-1a; Tue, 08 Oct 2024 17:01:10 +0200 Date: Tue, 8 Oct 2024 17:01:10 +0200 From: Oleksij Rempel To: Kory Maincent Cc: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Jonathan Corbet , Donald Hunter , Thomas Petazzoni , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-doc@vger.kernel.org, Kyle Swenson , Dent Project , kernel@pengutronix.de Subject: Re: [PATCH net-next 06/12] net: ethtool: Add PSE new port priority support feature Message-ID: References: <20241002-feature_poe_port_prio-v1-0-787054f74ed5@bootlin.com> <20241002-feature_poe_port_prio-v1-6-787054f74ed5@bootlin.com> <20241007113026.39c4a8c2@kmaincent-XPS-13-7390> <20241008122300.37c77493@kmaincent-XPS-13-7390> <20241008145617.23254843@kmaincent-XPS-13-7390> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20241008145617.23254843@kmaincent-XPS-13-7390> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org On Tue, Oct 08, 2024 at 02:56:17PM +0200, Kory Maincent wrote: > On Tue, 8 Oct 2024 12:23:00 +0200 > Kory Maincent wrote: > > > On Mon, 7 Oct 2024 16:10:33 +0200 > > Oleksij Rempel wrote: > > > > > User will not understand why devices fail to provide enough power by > > > attaching two device to one domain and not failing by attaching to > > > different domains. Except we provide this information to the user space. > > > > What you are explaining seems neat on the paper but I don't know the best way > > to implement it. It needs more brainstorming. > > Is it ok for you if we go further with this patch series and continue talking > about PSE power domain alongside? > It should not be necessary to be supported with port priority as the two PSE > supported controller can behave autonomously on a power domain. > I hope I will have time in the project to add its support when we will have a > more precise idea of how. Ok. -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |