From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 21EEC202F70 for ; Thu, 27 Aug 2026 16:56:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787849793; cv=none; b=SuYC4j55+HGd4xlcnF61AnSlQEf2nDM2b/8FDqgRg+D35ktkBzd0H5eCGABIkCMlKdY51CeTWhsno+sB/OW1iAR+p+bs1WrEvKarH9863+ikP8qpczM9WCUEOs4+yGhMdB6VLnZ59KFPZRpOEmOJ36+ld3AjxO9JKxKjbQv/el0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787849793; c=relaxed/simple; bh=Wx8ZuaPdOk0CUD+4O2fpoWYPaklYZrXNxnA+Ab2hPY8=; h=MIME-Version:Date:From:To:Cc:Message-Id:In-Reply-To:References: Subject:Content-Type; b=b6Fpk3SaRwGfiluGLjvfTz3/rXeU8KaZwcuE4lBKdputqfXt6Rxqvmrof1sSWnSp2Wg+w8f14HaIKaGNdCvO8KHnFhjW4JpzDY8rX/E0TByX1lTp16o/dcdpAKuTqcH52pKi/tMS2NiACyhjGSDuT3Oqr6nY/En+EDa3RQ7JUhk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=gpFNVGfH; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="gpFNVGfH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 803E91F000E9; Thu, 27 Aug 2026 16:56:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787849792; bh=PbiTD6lzL8qqMsoKt5E4d4Ayp91dEtIczbslfDTernQ=; h=Date:From:To:Cc:In-Reply-To:References:Subject; b=gpFNVGfHXO/gCOfYA2cLuKJbDlfK0Mxqsd4xCT9qdunvj7WZ2h6c60fB0g0dlrK45 YndQkehYxUQr1yQuTlC4NTWkurCx331FzaYrVk5mOL/mUCrpl6VoCL9edgaqZNHljF INYlQmIvJixWtD5EyDRfm3iOUw6388dpbWABRKNJwxG6DKKXI3dNhbXYoHCouahaLj 5o10IUghnnhTeA5JpRz9+k8GK37VSWgyFUAHreYN8+sNX4tlqWPlGaRbzMyvBUmxYZ +gIYdpYdCeBRti8+tQnmlDxlQlqUgdemgMz41wIPtDnKCysUFLTHbBX0YkHw7ol0pj t6IpRQeSUtlXg== Received: from ams-compute-02.internal (ams-compute-02.internal [10.64.2.62]) by mailfauth.ams.internal (Postfix) with ESMTP id 03D231980076; Thu, 27 Aug 2026 12:56:30 -0400 (EDT) Received: from ams-imap-11 ([10.64.2.31]) by ams-compute-02.internal (MEProxy); Thu, 27 Aug 2026 12:56:30 -0400 X-ME-Sender: X-ME-Proxy-Cause: dmFkZTGDLpveOOxF6h8KGY3t4+bTyWJouTCSmu9bofi2/ONhA+GjJ171fe+Abs3vV4Sc9e XewEnlNATcru2t36sA6e8F8bHdzyXdv3OY5dRS4H6Dqa6nNroOz4cmAX3Bg5tjLZejz3eS wHM5fzNAqbNNRc8hBW/cEgB7IQlkRkZ04yVCb6WZyJdrrvqE/xoxEveb0AgsHGdsb6ojdh D/GlFlnGbplLnEDTFnu/f40vQaV1pVHFE8dV5xtTcHZ31a26IP6Us94m8/KEwZSoDlcg27 bdY7h6OWdH7WqAJvnrRL6uEYIPCw8fdv4Du+Yjzocz4y2xrIwKu4BeAA2CVGV3RSqMBwa9 HOyqUNkCn1ZAMi/uLPBBLyiTXUGyAQELvFqCwF+HMt+1pK6glz8FxVAB+T+UfZaolTdDC5 RsPJWaUUOUndtuwG4lzQkt4GUnSqVigRnLOqBVElQr1vb5ZNCt0njEJqyBCMVQYJOvXK9D 9wTsNgQdxEcoP/hXBWtyPHioP0prl9Vk5xCfW5G+UXnWc2r5wT2HQWGU2gNpQLy8Hu404v B/irtfrYX3kd2QeGdr2jo29cSxwzeaD32mgqrcLY6eC4HO7C9roQ3N+uqAU6JihtoVSgTI RL1IWZE8MpNp56P6GA8ad4hSJ4oR86dOfq+FkE/dh7XORw9SiXyqVgnv8dOQ X-ME-Proxy: Feedback-ID: ice86485a:Fastmail Received: by mailuser.ams.internal (Postfix, from userid 501) id C7774F8007A; Thu, 27 Aug 2026 12:56:25 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-efi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Thu, 27 Aug 2026 18:56:05 +0200 From: "Ard Biesheuvel" To: "Thomas Zimmermann" , "Javier Martinez Canillas" , "Ilias Apalodimas" , "Jani Nikula" , maarten.lankhorst@linux.intel.com, mripard@kernel.org, "Simona Vetter" , "David Airlie" Cc: dri-devel@lists.freedesktop.org, linux-efi@vger.kernel.org, sashiko-reviews@lists.linux.dev Message-Id: <6b778c42-577b-4df1-a364-d4123f45080a@app.fastmail.com> In-Reply-To: <20260827140726.420734-1-tzimmermann@suse.de> References: <20260827140726.420734-1-tzimmermann@suse.de> Subject: Re: [PATCH 0/3] sysfb: Fix display output on Lenovo D330 (and others) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hello Thomas, On Thu, 27 Aug 2026, at 16:01, Thomas Zimmermann wrote: > The kernel mis-interprets the display geometry given by the Lenovo > D330 as incorrect. The values are correct, but the display output > is rotated by 90=C2=B0. With the kernel's firmware quirk applied the o= utput > is garbled. > > Remove the firmware quirk for the Lenovo D330 and let DRM's sysfb > drivers set the correct panel orientation instead. To make this work > for any display mode, use the panel size for looking up the correct > orientation. > > Tested on a Lenovo D330-10IGM IdeaPad. > > Thomas Zimmermann (3): > drm/edid: Add drm_edid_get_preferred_size() > drm/sysfb: Use preferred panel size for panel orientation quirks > firmware/sysfb: Remove rotation quirk for Lenovo D330 > Acked-by: Ard Biesheuvel