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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2E393C433FE for ; Wed, 13 Oct 2021 07:26:07 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id EA65D604DA for ; Wed, 13 Oct 2021 07:26:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EA65D604DA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 05B3A6E096; Wed, 13 Oct 2021 07:26:04 +0000 (UTC) Received: from mail-lf1-x134.google.com (mail-lf1-x134.google.com [IPv6:2a00:1450:4864:20::134]) by gabe.freedesktop.org (Postfix) with ESMTPS id CFA0B6E096; 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Wed, 13 Oct 2021 00:26:01 -0700 (PDT) Received: from eldfell ([194.136.85.206]) by smtp.gmail.com with ESMTPSA id v17sm1489676ljk.117.2021.10.13.00.26.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Oct 2021 00:26:00 -0700 (PDT) Date: Wed, 13 Oct 2021 10:25:49 +0300 From: Pekka Paalanen To: "Shankar, Uma" Cc: Simon Ser , "daniel.vetter@ffwll.ch" , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "harry.wentland@amd.com" , "ville.syrjala@linux.intel.com" , "brian.starkey@arm.com" , "sebastian@sebastianwick.net" , "Shashank.Sharma@amd.com" Subject: Re: [RFC v2 01/22] drm: RFC for Plane Color Hardware Pipeline Message-ID: <20211013102532.32da12c4@eldfell> In-Reply-To: <917a5ffa4e00446a8469cf571458db7b@intel.com> References: <20210906213904.27918-1-uma.shankar@intel.com> <20210906213904.27918-2-uma.shankar@intel.com> <20211006155559.606521de@eldfell> <20211012150011.6ca63157@eldfell> <917a5ffa4e00446a8469cf571458db7b@intel.com> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/hW2uA1zV5SpAwG0yk2ACg.7"; protocol="application/pgp-signature"; micalg=pgp-sha256 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" --Sig_/hW2uA1zV5SpAwG0yk2ACg.7 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Tue, 12 Oct 2021 19:11:29 +0000 "Shankar, Uma" wrote: > > -----Original Message----- > > From: Pekka Paalanen > > Sent: Tuesday, October 12, 2021 5:30 PM > > To: Simon Ser > > Cc: Shankar, Uma ; intel-gfx@lists.freedesktop.o= rg; dri- > > devel@lists.freedesktop.org; harry.wentland@amd.com; > > ville.syrjala@linux.intel.com; brian.starkey@arm.com; > > sebastian@sebastianwick.net; Shashank.Sharma@amd.com > > Subject: Re: [RFC v2 01/22] drm: RFC for Plane Color Hardware Pipeline > >=20 > > On Tue, 12 Oct 2021 10:35:37 +0000 > > Simon Ser wrote: > > =20 > > > On Tuesday, October 12th, 2021 at 12:30, Pekka Paalanen =20 > > wrote: =20 > > > =20 > > > > is there a practise of landing proposal documents in the kernel? How > > > > does that work, will a kernel tree carry the patch files? > > > > Or should this document be worded like documentation for an accepted > > > > feature, and then the patches either land or don't? =20 > > > > > > Once everyone agrees, the RFC can land. I don't think a kernel tree is > > > necessary. See: > > > > > > https://dri.freedesktop.org/docs/drm/gpu/rfc/index.html =20 > >=20 > > Does this mean the RFC doc patch will land, but the code patches will r= emain in the > > review cycles waiting for userspace proving vehicles? > > Rather than e.g. committed as files that people would need to apply the= mselves? Or > > how does one find the code patches corresponding to RFC docs? =20 >=20 > As I understand, this section was added to finalize the design and debate= on the UAPI, > structures, headers and design etc. Once a general agreement is in place = with all the > stakeholders, we can have ack on design and approach and get it merged. T= his hence > serves as an approved reference for the UAPI, accepted and agreed by comm= unity at large. >=20 > Once the code lands, all the documentation will be added to the right dri= ver sections and > helpers, like it's been done currently. I'm just wondering: someone browses a kernel tree, and discovers this RFC doc in there. They want to see or test the latest (WIP) kernel implementation of it. How will they find the code / patches? Thanks, pq --Sig_/hW2uA1zV5SpAwG0yk2ACg.7 Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEJQjwWQChkWOYOIONI1/ltBGqqqcFAmFmif0ACgkQI1/ltBGq qqdTFRAAhpY7wOqg1uVTVMXjzAr+OXQaejK1ClTgHWPMpR6wbo0goTR4bxY3qmhg nrWQzGsj6nVKJ7wmElNnC0F6iabWiZ68SHuJa3c4zPJP1am5xft/9I+JKMMF/7Iw /wtGJscMw0mW4mnqT1hGZ4UycMP0h1aPmeqExRA/7XxYSz6H9OPuFTUJdCBSuz1t yamJFzQOqcoIknzTkyt4S2KEAbgbt22jWl/s5Y2VigkdbZo4FhDPlownVbbvtwyC FjAJt/OsL8+SF7QR52m1fKhHqrfgc5J8QAFLzJbt2oCJkxCt8BQSAtlAVOpqjQVi 63+SoOl1X42Ldz9HyD7RDTKNDDwndROlsnbDmyWm7EghMJbkVkTwBMKz3HK0AwpK iQ4RxDdJIzFPXZOLNX2th2k/hErInNnkfRaH87WRxcKmkQlEBMemkzxP1fpCAhuS AXCF/svH1rKKlhHXbyDujirTtWwUsAoPE377pYeNnAQM915VEiKEKPGZ+1NZP0Gb wYXs1LT46pd8+9owkeokKZljIly4UNG/ALbJDc07mbqgUgtF4A4VAuYAAbkCIAoI PgOAmNzONePTOXIrY92o/VG4gdahksa3St9RxfcPSanKVKD/yT97i0/z1jl1j9W8 NUFp1RUKLlprpSE71uKQAxxs1SLP+Z93rPna2bR8cM4J35zynr8= =kROA -----END PGP SIGNATURE----- --Sig_/hW2uA1zV5SpAwG0yk2ACg.7-- 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 51BCFC433F5 for ; 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Wed, 13 Oct 2021 00:26:01 -0700 (PDT) Received: from eldfell ([194.136.85.206]) by smtp.gmail.com with ESMTPSA id v17sm1489676ljk.117.2021.10.13.00.26.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Oct 2021 00:26:00 -0700 (PDT) Date: Wed, 13 Oct 2021 10:25:49 +0300 From: Pekka Paalanen To: "Shankar, Uma" Cc: Simon Ser , "daniel.vetter@ffwll.ch" , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "harry.wentland@amd.com" , "ville.syrjala@linux.intel.com" , "brian.starkey@arm.com" , "sebastian@sebastianwick.net" , "Shashank.Sharma@amd.com" Message-ID: <20211013102532.32da12c4@eldfell> In-Reply-To: <917a5ffa4e00446a8469cf571458db7b@intel.com> References: <20210906213904.27918-1-uma.shankar@intel.com> <20210906213904.27918-2-uma.shankar@intel.com> <20211006155559.606521de@eldfell> <20211012150011.6ca63157@eldfell> <917a5ffa4e00446a8469cf571458db7b@intel.com> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/hW2uA1zV5SpAwG0yk2ACg.7"; protocol="application/pgp-signature"; micalg=pgp-sha256 Subject: Re: [Intel-gfx] [RFC v2 01/22] drm: RFC for Plane Color Hardware Pipeline X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" --Sig_/hW2uA1zV5SpAwG0yk2ACg.7 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Tue, 12 Oct 2021 19:11:29 +0000 "Shankar, Uma" wrote: > > -----Original Message----- > > From: Pekka Paalanen > > Sent: Tuesday, October 12, 2021 5:30 PM > > To: Simon Ser > > Cc: Shankar, Uma ; intel-gfx@lists.freedesktop.o= rg; dri- > > devel@lists.freedesktop.org; harry.wentland@amd.com; > > ville.syrjala@linux.intel.com; brian.starkey@arm.com; > > sebastian@sebastianwick.net; Shashank.Sharma@amd.com > > Subject: Re: [RFC v2 01/22] drm: RFC for Plane Color Hardware Pipeline > >=20 > > On Tue, 12 Oct 2021 10:35:37 +0000 > > Simon Ser wrote: > > =20 > > > On Tuesday, October 12th, 2021 at 12:30, Pekka Paalanen =20 > > wrote: =20 > > > =20 > > > > is there a practise of landing proposal documents in the kernel? How > > > > does that work, will a kernel tree carry the patch files? > > > > Or should this document be worded like documentation for an accepted > > > > feature, and then the patches either land or don't? =20 > > > > > > Once everyone agrees, the RFC can land. I don't think a kernel tree is > > > necessary. See: > > > > > > https://dri.freedesktop.org/docs/drm/gpu/rfc/index.html =20 > >=20 > > Does this mean the RFC doc patch will land, but the code patches will r= emain in the > > review cycles waiting for userspace proving vehicles? > > Rather than e.g. committed as files that people would need to apply the= mselves? Or > > how does one find the code patches corresponding to RFC docs? =20 >=20 > As I understand, this section was added to finalize the design and debate= on the UAPI, > structures, headers and design etc. Once a general agreement is in place = with all the > stakeholders, we can have ack on design and approach and get it merged. T= his hence > serves as an approved reference for the UAPI, accepted and agreed by comm= unity at large. >=20 > Once the code lands, all the documentation will be added to the right dri= ver sections and > helpers, like it's been done currently. I'm just wondering: someone browses a kernel tree, and discovers this RFC doc in there. They want to see or test the latest (WIP) kernel implementation of it. How will they find the code / patches? Thanks, pq --Sig_/hW2uA1zV5SpAwG0yk2ACg.7 Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEJQjwWQChkWOYOIONI1/ltBGqqqcFAmFmif0ACgkQI1/ltBGq qqdTFRAAhpY7wOqg1uVTVMXjzAr+OXQaejK1ClTgHWPMpR6wbo0goTR4bxY3qmhg nrWQzGsj6nVKJ7wmElNnC0F6iabWiZ68SHuJa3c4zPJP1am5xft/9I+JKMMF/7Iw /wtGJscMw0mW4mnqT1hGZ4UycMP0h1aPmeqExRA/7XxYSz6H9OPuFTUJdCBSuz1t yamJFzQOqcoIknzTkyt4S2KEAbgbt22jWl/s5Y2VigkdbZo4FhDPlownVbbvtwyC FjAJt/OsL8+SF7QR52m1fKhHqrfgc5J8QAFLzJbt2oCJkxCt8BQSAtlAVOpqjQVi 63+SoOl1X42Ldz9HyD7RDTKNDDwndROlsnbDmyWm7EghMJbkVkTwBMKz3HK0AwpK iQ4RxDdJIzFPXZOLNX2th2k/hErInNnkfRaH87WRxcKmkQlEBMemkzxP1fpCAhuS AXCF/svH1rKKlhHXbyDujirTtWwUsAoPE377pYeNnAQM915VEiKEKPGZ+1NZP0Gb wYXs1LT46pd8+9owkeokKZljIly4UNG/ALbJDc07mbqgUgtF4A4VAuYAAbkCIAoI PgOAmNzONePTOXIrY92o/VG4gdahksa3St9RxfcPSanKVKD/yT97i0/z1jl1j9W8 NUFp1RUKLlprpSE71uKQAxxs1SLP+Z93rPna2bR8cM4J35zynr8= =kROA -----END PGP SIGNATURE----- --Sig_/hW2uA1zV5SpAwG0yk2ACg.7--