From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_NEOMUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84F00C48BD4 for ; Tue, 25 Jun 2019 14:10:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5A4A8208E3 for ; Tue, 25 Jun 2019 14:10:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="ly5b2GEF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729309AbfFYOKp (ORCPT ); Tue, 25 Jun 2019 10:10:45 -0400 Received: from pandora.armlinux.org.uk ([78.32.30.218]:53596 "EHLO pandora.armlinux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726532AbfFYOKp (ORCPT ); Tue, 25 Jun 2019 10:10:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=5Xb6HOTG+zlag07avcaujeaLqr4XUzU2qm2bd4UiBIg=; b=ly5b2GEF7t8Xid2fwh5tWxjGk 1OQja7i/iAxqb5Jch4kWE8/ZkrF+DAJTn+Ggt4YEXMH/7CCxwQpHda7CxEd66NnhWlxzjb0GlOBjH DUiFvXDZ42Afh1aFUZ08a7mE4pj1q+LubbfcRpx5Y8yhGAyBUu7jcfm3BkOhWaFHBnjUjgHmlNSQ2 hfwpr9Hkqswc4UswMJfggxQcwLgzkaXYDAdb+enl1jqT/YDeZB1n4e/G0D6k/XIYDhzrXAvmUXWwQ +PjW+sQcMipB2X7tQhitGUFkpttqA9qORJ+qbDyLT4isccDyzr9k9nn/t2M4NMRHba4BPmkrckj// bGzf7VnUg==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:59992) by pandora.armlinux.org.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1hfm9e-00070m-UI; Tue, 25 Jun 2019 15:10:39 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.89) (envelope-from ) id 1hfm9Y-0007I8-NO; Tue, 25 Jun 2019 15:10:32 +0100 Date: Tue, 25 Jun 2019 15:10:32 +0100 From: Russell King - ARM Linux admin To: Daniel Vetter Cc: Emil Velikov , linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, Joonyoung Shim , Maxime Ripard , Maarten Lankhorst , Seung-Woo Kim , Krzysztof Kozlowski , Andrzej Pietrasiewicz , Inki Dae , David Airlie , Kyungmin Park , Kukjin Kim , dri-devel@lists.freedesktop.org, kernel@collabora.com, Sean Paul , linux-kernel@vger.kernel.org, m.szyprowski@samsung.com Subject: Re: [PATCH 0/2] Associate ddc adapters with connectors Message-ID: <20190625141032.5jiy2oekb3olaejd@shell.armlinux.org.uk> References: <20190625100351.52ddptvb2gizaepi@shell.armlinux.org.uk> <817ccfba-754c-6a28-8d75-63f70605fd43@collabora.com> <20190625133639.GA16031@arch-x1c3> <20190625140755.GT12905@phenom.ffwll.local> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190625140755.GT12905@phenom.ffwll.local> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 25, 2019 at 04:07:55PM +0200, Daniel Vetter wrote: > Otherwise I like this. Biggest problem I'm seeing here is rolling this out > everywhere, this is a lot of work. And without widespread adoptions it's > not terribly useful for userspace. There will be cases where it's not possible, because the I2C bus is hidden behind a chip that doesn't give you direct access to the DDC bus. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up According to speedtest.net: 11.9Mbps down 500kbps up