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 AC3F4C433EF for ; Tue, 10 May 2022 01:46:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234324AbiEJBug (ORCPT ); Mon, 9 May 2022 21:50:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234318AbiEJBue (ORCPT ); Mon, 9 May 2022 21:50:34 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7BE421B175D; Mon, 9 May 2022 18:46:33 -0700 (PDT) X-UUID: 9a9c86386abe48a29363a21d2e2f2da0-20220510 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.4,REQID:86441fe8-1ef3-4cda-9e25-0900167e945e,OB:0,LO B:0,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACTI ON:release,TS:0 X-CID-META: VersionHash:faefae9,CLOUDID:40952fb3-56b5-4c9e-8d83-0070b288eb6a,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,File:nil,QS:0,BEC:nil X-UUID: 9a9c86386abe48a29363a21d2e2f2da0-20220510 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 446814698; Tue, 10 May 2022 09:46:29 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Tue, 10 May 2022 09:46:28 +0800 Received: from mtksdccf07 (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 10 May 2022 09:46:27 +0800 Message-ID: <2a480ca0cf640e59a12d55435d02cb3892035a35.camel@mediatek.com> Subject: Re: [PATCH v2 3/3] dt-bindings: mediatek: add ethdr definition for mt8195 From: Rex-BC Chen To: AngeloGioacchino Del Regno , Krzysztof Kozlowski , "robh+dt@kernel.org" , "krzysztof.kozlowski+dt@linaro.org" , "chunkuang.hu@kernel.org" , "p.zabel@pengutronix.de" CC: "airlied@linux.ie" , "matthias.bgg@gmail.com" , Jason-JH Lin =?UTF-8?Q?=28=E6=9E=97=E7=9D=BF=E7=A5=A5=29?= , Nancy Lin =?UTF-8?Q?=28=E6=9E=97=E6=AC=A3=E8=9E=A2=29?= , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "dri-devel@lists.freedesktop.org" , "linux-mediatek@lists.infradead.org" , "linux-arm-kernel@lists.infradead.org" , Project_Global_Chrome_Upstream_Group Date: Tue, 10 May 2022 09:46:26 +0800 In-Reply-To: <85fcdcd0-e7c5-5192-9113-c69f9c3a6385@collabora.com> References: <20220509044302.27878-1-rex-bc.chen@mediatek.com> <20220509044302.27878-4-rex-bc.chen@mediatek.com> <46bc32df-e4e8-ac47-426d-8056714f0d5c@linaro.org> <5462209c5afb0a638ed777ec1829bb2717c8d76e.camel@mediatek.com> <98505974-afad-9639-d4f2-814097b0523b@linaro.org> <85fcdcd0-e7c5-5192-9113-c69f9c3a6385@collabora.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-MTK: N Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Mon, 2022-05-09 at 18:50 +0800, AngeloGioacchino Del Regno wrote: > Il 09/05/22 12:44, Krzysztof Kozlowski ha scritto: > > On 09/05/2022 10:54, Rex-BC Chen wrote: > > > > > + soc { > > > > > + #address-cells = <2>; > > > > > + #size-cells = <2>; > > > > > + > > > > > + disp_ethdr@1c114000 { > > > > > > > > No underscores in node name. Generic node names, so display- > > > > controller? > > > > > > > > > > OK, we will change the node name to ethdr like in dts > > > like this: > > > ethdr0: ethdr@1c114000 { > > > ... > > > } > > > > Is "ethdr" a generic name? Is it an abbreviation of "EnergyTrace™ > > High > > Dynamic Range"? If yes, it also looks specific to Texas > > Instruments... > > > > Best regards, > > Krzysztof > > > That's mediatek-drm, and this refers to the HDR block in the display > IP... > > Though, I have no idea of what "ET" stands for in "ETHDR", so, it > would be > definitely nice if MediaTek can write the meaning in the description, > like > > description: > ETHDR (E??? T??? High Dynamic Range) is designed for HDR video and > ...blah > > Cheers, > Angelo Hello Krzysztof and Angelo, "ET" is actually meaningless. ET is one of mediatek departments and it's where the engine from. Therefore, I think we will add description like this: > ETHDR (ET High Dynamic Range) is a MediaTek internal HDR engine and > designed for HDR video... BRs, Rex