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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BDDC5C04A68 for ; Wed, 27 Jul 2022 09:35:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B1EC3C41BE; Wed, 27 Jul 2022 09:35:28 +0000 (UTC) Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by gabe.freedesktop.org (Postfix) with ESMTPS id B289FC41BF for ; Wed, 27 Jul 2022 09:35:27 +0000 (UTC) Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 329356601B24; Wed, 27 Jul 2022 10:35:25 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1658914526; bh=tInxg3UBVvu6TuW4H5I/jhEdHs4D2SGfyBq65EqJZwQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=bNprFWkGm1Z9AhAai0N1DHKm/NH+2mFmsCVDemBDhhZ6Q8//sW9nLiToEbBt2336x m6O9P/haG14FVpv6JNnfA59It28VKISS/8uZZRqE0LB5mF2ULxqK/2jlsYMctZ1HCJ Twa7W6SiPDTrFw63pvgDQuKEH5RlzCVYr/mmvxVkozaMk6cJJ6SJtYwZlZF/AJkHLZ luMWHcmVkzamWI5mXjPd2jMiqvM81yquso5a4yB6GbrUP6v602rKem6RXR1AZrItjF NMBm2iE7WzR6uhxwCVb8YtpeSfRCYeJsCpAOzNQ9Ym/jdVeAlZxKg9SvWZYRqkvPZp GHGcq+nhrRopQ== Message-ID: <4990e4c4-1158-feff-089c-918c890d35d3@collabora.com> Date: Wed, 27 Jul 2022 11:35:23 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH v15 04/11] video/hdmi: Add audio_infoframe packing for DP Content-Language: en-US To: Bo-Chen Chen , chunkuang.hu@kernel.org, p.zabel@pengutronix.de, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, mripard@kernel.org, tzimmermann@suse.de, matthias.bgg@gmail.com, deller@gmx.de, airlied@linux.ie References: <20220727045035.32225-1-rex-bc.chen@mediatek.com> <20220727045035.32225-5-rex-bc.chen@mediatek.com> From: AngeloGioacchino Del Regno In-Reply-To: <20220727045035.32225-5-rex-bc.chen@mediatek.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-fbdev@vger.kernel.org, granquet@baylibre.com, jitao.shi@mediatek.com, liangxu.xu@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, msp@baylibre.com, Project_Global_Chrome_Upstream_Group@mediatek.com, linux-mediatek@lists.infradead.org, wenst@chromium.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Il 27/07/22 06:50, Bo-Chen Chen ha scritto: > From: Markus Schneider-Pargmann > > Similar to HDMI, DP uses audio infoframes as well which are structured > very similar to the HDMI ones. > > This patch adds a helper function to pack the HDMI audio infoframe for > DP, called hdmi_audio_infoframe_pack_for_dp(). > hdmi_audio_infoframe_pack_only() is split into two parts. One of them > packs the payload only and can be used for HDMI and DP. > > Also constify the frame parameter in hdmi_audio_infoframe_check() as > it is passed to hdmi_audio_infoframe_check_only() which expects a const. > > Signed-off-by: Markus Schneider-Pargmann > Signed-off-by: Guillaume Ranquet > Signed-off-by: Bo-Chen Chen Reviewed-by: AngeloGioacchino Del Regno