From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 729E018A921; Wed, 7 Jan 2026 02:40:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767753649; cv=none; b=hRl4PIhpYJ+tPmX676bwV43ty89EUpsNam18WKl30npg+Wdw+USOvJVdv9kDnjiPtK2/WQ//u0GG/cIhxfdtum8ElU13kMQAQ98/NzJFvCAkXGAIP76Ki9Bld8rFKx2o5WKm/rUqXyWznJSCkvNiM5/Mkc9wO4Ni6aohM8LGf6I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767753649; c=relaxed/simple; bh=qP0pTeKUriG2/L9LxZppVuDsYebvRXZq6TKw7CjpZF4=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=YXsJQGOTVIcVxI0aHLv26sQWh6DZJzvy9ktzQ4JjXKqI7kmV4U0iyh9spBlTm7DQRfeomo9qfSbBOGzhRw8ybbDtlDmFevLSMCaBAIyf1lCMfLXzX5SX6Kmf8jaiFmCiYsHiT9NQD3lkY33R6Mb5ESh7sAoUdM+8fQ11FyhWxTk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kDzPTVZU; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kDzPTVZU" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 893E7C116C6; Wed, 7 Jan 2026 02:40:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767753649; bh=qP0pTeKUriG2/L9LxZppVuDsYebvRXZq6TKw7CjpZF4=; h=Date:Subject:From:To:Cc:References:In-Reply-To:From; b=kDzPTVZUrtHErqpNoei13hdQ4Niojt0x4jHkZULcTw+Ft/TirZSnwhBx/kja6PyPt EfzXEbRforxo7D9wKh50PB+4iiMC1rLF22oUyzJ3kXT0w4sGH4a/Ppk1kwwd2RbzBs Zn9Mo2nq8xolQb0HUsCfqtaP4rkdowIuEudJ31ChG0mub9iIuWrJrdd+rZ4Deqs+Fl g2bF+xbqsfVLz2TBcP/AUfOdw57Jy+r8gDJTgcZSdnmjVcR/SeQ8MCtCZqv0VSOEVx oZhJCXdu/ammLyrpp/egOXpLY4l+Zd77V0v6bfSMWYz2yH5xVh1cq//ibuRgzagOEt gtJKTPAbr/9sg== Message-ID: <12c72476-a4e8-4b00-80ae-b8eed0b6f7a7@kernel.org> Date: Tue, 6 Jan 2026 20:40:46 -0600 Precedence: bulk X-Mailing-List: linux-embedded@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC v2 1/3] drm: client: add splash client From: "Mario Limonciello (AMD) (kernel.org)" To: Francesco Valla Cc: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jonathan Corbet , Jocelyn Falempe , Javier Martinez Canillas , Sam Ravnborg , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-embedded@vger.kernel.org References: <20260106-drm_client_splash-v2-0-6e86a7434b59@valla.it> <20260106-drm_client_splash-v2-1-6e86a7434b59@valla.it> <894581a9-2a30-428d-ab94-34697147d68e@kernel.org> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit >> Yes, that's the idea. I am still searching a EFI-enabled platform I can >> perform some proper tests on, as I'm not really familiar with EFI. >> This version was tested with OVMF on QEMU, but without a real userspace. > > Almost any modern x86 platform except for a chromebook uses EFI. > > I'll add them to my local dev tree and test too and see if I can get you > some feedback if I run into any problems. > From my side when testing I hit this during kernel build: ERROR: modpost: "bgrt_tab" [drivers/gpu/drm/clients/drm_client_lib.ko] undefined! ERROR: modpost: "bgrt_image_size" [drivers/gpu/drm/clients/drm_client_lib.ko] undefined!