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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C6187CD54AF for ; Tue, 19 Sep 2023 10:57:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232066AbjISK53 (ORCPT ); Tue, 19 Sep 2023 06:57:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34782 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231833AbjISK45 (ORCPT ); Tue, 19 Sep 2023 06:56:57 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 900C8FB; Tue, 19 Sep 2023 03:54:10 -0700 (PDT) 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 40B8966071A9; Tue, 19 Sep 2023 11:54:08 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1695120849; bh=YIL8CVeCu2phmjTNYbQbVDRE1/tG7w/T7zljvP0+8Uc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=WBGWu/Ab+USWrsW0Z0Uhl+RO5yYIJvHCGPrih+x7pbvCqkRg8r1OfBvmX9xwJAh21 4HnvcLBXESSY49rYXVpBZAM3+yKFi/+UytYdQAh1lcX56O1gaC8+VghudX9akkIEBl ++O1Yv7neVxSA7fS2HLIgL4TbofYMrBtt5eGmBk9FUgucvoUgZIsWgwLnHiQlXraQN JPRO1TJQfvU0HSowGaZPUjJ2z/YuFMXkldlIVOm9Dbu8KFf6IHZavvNPt1KT2vssWB 8fuHSC2uShhJF67yNVYKBpV3y7KFMT0doAKk+qoFuChJtfNTgkrHbKlQt6/ApoQvk4 Hf/FQTa1KdsAQ== Message-ID: <766b1ac5-f2c4-0e58-24ff-dafde8e5995b@collabora.com> Date: Tue, 19 Sep 2023 12:54:05 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [PATCH 10/10] arm64: dts: mt8195-cherry: Add secure mbox settings for vdosys Content-Language: en-US To: "Jason-JH.Lin" , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , Chun-Kuang Hu Cc: Conor Dooley , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org, Jason-ch Chen , Johnson Wang , Singo Chang , Nancy Lin , Shawn Sung , Project_Global_Chrome_Upstream_Group@mediatek.com References: <20230919030345.8629-1-jason-jh.lin@mediatek.com> <20230919030345.8629-11-jason-jh.lin@mediatek.com> From: AngeloGioacchino Del Regno In-Reply-To: <20230919030345.8629-11-jason-jh.lin@mediatek.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 19/09/23 05:03, Jason-JH.Lin ha scritto: > Add a secure mailbox channel to support secure video path on > vdosys0 and vdosys1. > > Signed-off-by: Jason-JH.Lin > --- > arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > index 37a3e9de90ff..9b838b2cdb3e 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > @@ -1147,6 +1147,16 @@ > status = "okay"; > }; > > +&vdosys0 { > + mboxes = <&gce0 0 CMDQ_THR_PRIO_4>, > + <&gce0 8 CMDQ_THR_PRIO_4>; /* secure mbox */ > +}; > + > +&vdosys1 { > + mboxes = <&gce0 1 CMDQ_THR_PRIO_4>, > + <&gce0 9 CMDQ_THR_PRIO_4>; /* secure mbox */ > +}; > + Is the secure mailbox number firmware dependant? Otherwise this could go in mt8195.dtsi. Regards, Angelo > &xhci0 { > status = "okay"; >