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=-5.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, USER_AGENT_NEOMUTT autolearn=unavailable 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 190CFC43381 for ; Sun, 31 Mar 2019 12:21:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DB57620870 for ; Sun, 31 Mar 2019 12:21:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ocgp3bkD" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731132AbfCaMVI (ORCPT ); Sun, 31 Mar 2019 08:21:08 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:37386 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726985AbfCaMVI (ORCPT ); Sun, 31 Mar 2019 08:21:08 -0400 Received: by mail-wm1-f66.google.com with SMTP id v14so8028560wmf.2; Sun, 31 Mar 2019 05:21:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=A8WHLc8gsWd9ztdXdkumzXCUs2GaBQqD+2+kE4LRD9c=; b=ocgp3bkDV9HKd57T6vQ9JnOJoW3A/j2IR/88/53GrVEMOb1lYqNZartcgv+C8wVW4g T6yuwyoBqQGeMYK3duikTZtFCekK3nuFVZdQdj8K3K5X5Srm5ubJWvENKfo/KKv+ln2/ pv7LRPi6gt6ayHWkT8qpiQkacXRpSocvMNkkLnwnnGqHJJdG2Vb2XuuaB/tWe2NC6z6C S/6JRcUjVGqJO8Q/BF7N/bZR9uNmeonGuDJikb2IBTCYvkJl32tejGdBFvNaOaLQuKuf QkcK52G1/ZnrdQbl3iXu5t+ylWpQxy/qXeWkFrcxZ35ErTFk/gOutKdgQiVpffM3w1Id De/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=A8WHLc8gsWd9ztdXdkumzXCUs2GaBQqD+2+kE4LRD9c=; b=ZapldB6JjicxcI93FgUkHGBZRI8xH0jia8PcMxqM9ubnaNtO0mOkoO9xnS4mDE3gSv dxHbsHwzQvKN0F9oibvC2d4gAKreE3BrXNF5k+IHyzyS9qgblJzk2a6NquGTRS6GnAPO DpKgpg/RjdI1z/2sywrmIeKPZArU6TgPFJr/LWCXdCwt4pIIw642pMl4r9mggAHxpjV0 WbVaiLf5AZ7oOcltWMGp0Rh1CdcHKfAT9/7ecrMqNILdaSIszebFIIkc9PA2VLm69iBg HWsjwKPfNhClpJZIWowtoU/wlb7sXDDjOnYOCWgSDGy1QaNTTWhwElnoiTUTam2kMuUz F+9A== X-Gm-Message-State: APjAAAVcrGI5Q52f0XoS+5G2LU85d6VTyR8l73QE11zqw3eO7lfYcUrj czhSAP9igCmMwzIzVXN4xNk= X-Google-Smtp-Source: APXvYqxzShwxYgQ5Zk3JNapgseqJPPCh3hoHj31qJad/5T7PV9EzxxwKBdyAubWxRLHSmJf988R/bQ== X-Received: by 2002:a1c:f618:: with SMTP id w24mr9445798wmc.3.1554034866165; Sun, 31 Mar 2019 05:21:06 -0700 (PDT) Received: from debian (cpc101300-bagu16-2-0-cust362.1-3.cable.virginm.net. [86.21.41.107]) by smtp.gmail.com with ESMTPSA id a82sm5910076wmf.11.2019.03.31.05.21.05 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 31 Mar 2019 05:21:05 -0700 (PDT) Date: Sun, 31 Mar 2019 13:21:03 +0100 From: Sudip Mukherjee To: Yifeng Li Cc: Teddy Wang , Bartlomiej Zolnierkiewicz , linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 8/8] fbdev: sm712fb: use 1024x768 by default on non-MIPS, fix garbled display. Message-ID: <20190331122103.o7ek46dvhop7lewm@debian> References: <20190316222504.27170-1-tomli@tomli.me> <20190316222504.27170-9-tomli@tomli.me> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190316222504.27170-9-tomli@tomli.me> User-Agent: NeoMutt/20170113 (1.7.2) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Sun, Mar 17, 2019 at 06:25:04AM +0800, Yifeng Li wrote: > Loongson MIPS netbooks use 1024x600 LCD panels, which is the original > target platform of this driver, but nearly all old x86 laptops have > 1024x768. Lighting 768 panels using 600's timings would partially > garble the display. Since it's not possible to distinguish them reliably, > we change the default to 768, but keep 600 as-is on MIPS. > > Further, earlier laptops, such as IBM Thinkpad 240X, has a 800x600 LCD > panel, this driver would probably garbled those display. As we don't > have one for testing, the original behavior of the driver is kept as-is, > but the problem has been documented is the comments. > > Signed-off-by: Yifeng Li > Cc: stable@vger.kernel.org # v4.4+ Tested-by: Sudip Mukherjee -- Regards Sudip