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[209.85.166.172]) by smtp.gmail.com with ESMTPSA id o11sm4107991ilq.12.2021.09.24.06.59.28 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 24 Sep 2021 06:59:29 -0700 (PDT) Received: by mail-il1-f172.google.com with SMTP id x2so10487890ilm.2 for ; Fri, 24 Sep 2021 06:59:28 -0700 (PDT) X-Received: by 2002:a05:6e02:1bad:: with SMTP id n13mr8008800ili.142.1632491957963; Fri, 24 Sep 2021 06:59:17 -0700 (PDT) MIME-Version: 1.0 References: <20210914202202.1702601-1-dianders@chromium.org> <874kaabdt5.fsf@intel.com> <68c3f798-a18d-fe8d-2925-2686716a985b@samsung.com> In-Reply-To: <68c3f798-a18d-fe8d-2925-2686716a985b@samsung.com> From: Doug Anderson Date: Fri, 24 Sep 2021 06:59:05 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v5 00/15] eDP: Support probing eDP panels dynamically instead of hardcoding To: Andrzej Hajda Cc: Jani Nikula , Linus Walleij , Thierry Reding , Rob Herring , Sam Ravnborg , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "open list:DRM PANEL DRIVERS" , MSM , David Airlie , Maarten Lankhorst , Thomas Zimmermann , Daniel Vetter , Maxime Ripard , Al Viro , Alexandre Belloni , Arnd Bergmann , Catalin Marinas , Emil Velikov , Enric Balletbo i Serra , Geert Uytterhoeven , Jagan Teki , Jernej Skrabec , Kees Cook , Krzysztof Kozlowski , Marek Szyprowski , Russell King , Will Deacon , Linux ARM , linux-kernel , Linux-OMAP , Linux-Renesas , linux-samsung-soc , linux-sunxi@lists.linux.dev, linux-tegra , Stanislav Lisovskiy , smyakam@microsoft.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Fri, Sep 24, 2021 at 2:10 AM Andrzej Hajda wrote: > > Hi > > removed most cc, due to server limitation > > > W dniu 24.09.2021 o 10:03, Jani Nikula pisze: > > On Mon, 20 Sep 2021, Doug Anderson wrote: > >> Pushed all 15 to drm-misc-next. > > ... > >> e8de4d55c259 drm/edid: Use new encoded panel id style for quirks matching > >> d9f91a10c3e8 drm/edid: Allow querying/working with the panel ID from > >> the EDID > > Hi Doug, Stan's reporting "initializer element is not constant" issues > > here that were discussed before [1]. I wonder what gives, you said you'd > > hit them on a draft version, but not with what was merged, and I can't > > reproduce this either. Curious. > > > Apparently this is grey area of unclear specification. > > gcc version below 8 reports error, above 8.1+ should work [1]. I am not > sure if there is nice workaround for older gcc. > > > [1]: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69960#c18 So I think the only solution is to go back to the character-at-a-time version. It's slightly uglier but functionality trumps form. I'll post something today though it might need to wait a few hours before I can manage it. -Doug