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=-8.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT 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 42D57C43441 for ; Wed, 21 Nov 2018 09:31:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0501220989 for ; Wed, 21 Nov 2018 09:31:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="RWSPXcaK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0501220989 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729454AbeKUUFO (ORCPT ); Wed, 21 Nov 2018 15:05:14 -0500 Received: from mail-ed1-f66.google.com ([209.85.208.66]:38174 "EHLO mail-ed1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726620AbeKUUFN (ORCPT ); Wed, 21 Nov 2018 15:05:13 -0500 Received: by mail-ed1-f66.google.com with SMTP id h50so4309420ede.5 for ; Wed, 21 Nov 2018 01:31:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=sender:date:from:to:cc:subject:message-id:mail-followup-to :references:mime-version:content-disposition:in-reply-to:user-agent; bh=Zk5t2WdxiLCWopvqPOonjAwL59r3331+hDT7DigNnL0=; b=RWSPXcaKREf1zWaRDnNDxHaPvvxZAhU4BPOzmQKV/NMlp249iGM4zebCc3968sAe6A BFwhB4JeGyZys/4B+mKy8fZ43DUOJ+HecMisbh1jgMs09JnzL84cHXhlkS0FIuBm+4tS ErSzLn2M1WG0AqNEPGVCJyi4cKkdvDigtELig= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :mail-followup-to:references:mime-version:content-disposition :in-reply-to:user-agent; bh=Zk5t2WdxiLCWopvqPOonjAwL59r3331+hDT7DigNnL0=; b=O/isBgQ70RFCtEpTNi6XxpudJR9iM7WH/cAU9bTmp6wyIW7V2ahZRUBQj4Rx5315LJ eu+pcJ2iwjWpi+O8gmp/+F2JesSXg4HkyYuMgQMvO6RoUg3H5SbRL8N18YtRuMB3721e 9Idxp9AEA5/ZxiRdsnPIvW8OTBETsbeQ3GRLnvJhBwCqj5/AzonVZgUyhcOl49OVt0GI oTJDInRnBhvDDFoKRnHh4EIORudEi71LzoZ0iiR0mkIrbziD0/JqsB5+NJqEFlApfBnu 7ktjyC0E21Pq6DQR3G1mDQEHbSFN6BRgM1KsZnRNM5kfiacUKS409y8TYNOIEnpN5/6z FRFQ== X-Gm-Message-State: AA+aEWbmh4K+e6H02PmFgAsViXm15p6LoUWiMk0wkTqcwVf7aaKKifWi bWBk+czR9k3Y9qAR9baOcGwupQ== X-Google-Smtp-Source: AFSGD/WPmPGzsbpQCZUvwdE3UUQKGH48maTjCcDNs6Hm7lUElbb0N2NtQt6mAyeOlaeBkoklOm+v9A== X-Received: by 2002:a50:ab82:: with SMTP id u2mr5112908edc.111.1542792688992; Wed, 21 Nov 2018 01:31:28 -0800 (PST) Received: from phenom.ffwll.local ([2a02:168:569e:0:3106:d637:d723:e855]) by smtp.gmail.com with ESMTPSA id n34-v6sm13471963edc.34.2018.11.21.01.31.27 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 21 Nov 2018 01:31:28 -0800 (PST) Date: Wed, 21 Nov 2018 10:31:26 +0100 From: Daniel Vetter To: Sasha Levin Cc: stable@vger.kernel.org, linux-kernel@vger.kernel.org, "Lee, Shawn C" , Jani Nikula , Maarten Lankhorst , Gustavo Padovan , Cooper Chiou , Lee@phenom.ffwll.local, Daniel Vetter , dri-devel@lists.freedesktop.org Subject: Re: [PATCH AUTOSEL 4.9 08/17] drm/edid: Add 6 bpc quirk for BOE panel. Message-ID: <20181121093126.GJ4266@phenom.ffwll.local> Mail-Followup-To: Sasha Levin , stable@vger.kernel.org, linux-kernel@vger.kernel.org, "Lee, Shawn C" , Jani Nikula , Maarten Lankhorst , Gustavo Padovan , Cooper Chiou , Lee@phenom.ffwll.local, dri-devel@lists.freedesktop.org References: <20181113055223.79060-1-sashal@kernel.org> <20181113055223.79060-8-sashal@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181113055223.79060-8-sashal@kernel.org> X-Operating-System: Linux phenom 4.18.0-2-amd64 User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Nov 13, 2018 at 12:52:14AM -0500, Sasha Levin wrote: > From: "Lee, Shawn C" > > [ Upstream commit 922dceff8dc1fb4dafc9af78139ba65671408103 ] > > BOE panel (ID: 0x0771) that reports "DFP 1.x compliant TMDS". > But it's 6bpc panel only instead of 8 bpc. > > Add panel ID to edid quirk list and set 6 bpc as default to > work around this issue. > > Cc: Jani Nikula > Cc: Maarten Lankhorst > Cc: Gustavo Padovan > Cc: Cooper Chiou > Signed-off-by: Lee, Shawn C > > Signed-off-by: Daniel Vetter > Link: https://patchwork.freedesktop.org/patch/msgid/1540792173-7288-1-git-send-email-shawn.c.lee@intel.com > Signed-off-by: Sasha Levin Given that I'm not a fan of AUTOSEL at all: This one here is correctly cherry-picked for stable, ack. -Daniel > --- > drivers/gpu/drm/drm_edid.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c > index 83d2f43b5a2f..c93dcfedc219 100644 > --- a/drivers/gpu/drm/drm_edid.c > +++ b/drivers/gpu/drm/drm_edid.c > @@ -116,6 +116,9 @@ static const struct edid_quirk { > /* SDC panel of Lenovo B50-80 reports 8 bpc, but is a 6 bpc panel */ > { "SDC", 0x3652, EDID_QUIRK_FORCE_6BPC }, > > + /* BOE model 0x0771 reports 8 bpc, but is a 6 bpc panel */ > + { "BOE", 0x0771, EDID_QUIRK_FORCE_6BPC }, > + > /* Belinea 10 15 55 */ > { "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 }, > { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 }, > -- > 2.17.1 > -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch