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 0039DC36010 for ; Wed, 26 Mar 2025 08:39:56 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 866A410E665; Wed, 26 Mar 2025 08:39:54 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="N5j0YAbi"; dkim-atps=neutral Received: from mail-pl1-f172.google.com (mail-pl1-f172.google.com [209.85.214.172]) by gabe.freedesktop.org (Postfix) with ESMTPS id 257C710E63D for ; Wed, 26 Mar 2025 01:55:37 +0000 (UTC) Received: by mail-pl1-f172.google.com with SMTP id d9443c01a7336-224341bbc1dso122815775ad.3 for ; Tue, 25 Mar 2025 18:55:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1742954136; x=1743558936; darn=lists.freedesktop.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=RhoGeUb32vm6SYpduUh6vVqWnZMsaqggCcYZ4Rk0eKo=; b=N5j0YAbiYNxsHqXsIj5F6pCyGy9c+pI/7LiUNwg/vqgs1lWAxOA6w599d280z4WXSv HY5ny8vRmdIeu0SE26+L0g7qD7O3kxfex/Zwo958ShEhMMrLfJoP9+ZT9mDCkAOYm1Uk Bpxxky3wJKGvznNENRSlYhvyF20X3oOs5muROBdRwbodCWNJ5ZBcVj673rcleo/mfXKX 2W7whIk61Pc3kZA8UGJtMDwQiRvnImdppz/azhtrZyKXbBOOq793qCFR/3EiKfEsDr23 orCwOgcVJ5IJqzoQ8HCIrtXc0MdCCQBiCgq+hznZTx+fP7QKKPrXStRrhQLlhSUImrjE 4EoA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742954136; x=1743558936; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=RhoGeUb32vm6SYpduUh6vVqWnZMsaqggCcYZ4Rk0eKo=; b=AWgK3UEHgE51lv3XB+deCx2cfLFa2PR3/rwkZaCVKIRQV4oyz3Nvu/Gmxda3MOMo6g 6vUNCEKzAtBXQdgPwWAy0KDdDyvQnWhzF0InWuM/JCEVJhKefOsUGEPjrbsBZ3Rxf9zw p9hgYnVbzskOFdVx4E2RKQbWKjMaMGrEC97D+ga0Sru5dW6fSK5kMmizhLBL0ivKZT02 cEbK210Hz0OhjEY4uUfquB/JUmQ1zoHShdn++vdmLcYssK7benCClaPze4VMlY7CEpM/ 3FD6RMVTcSmOwIuhmzyZgBzW62w6GfiyIrvykQ3P5ZrXcP7r1W1Y8nDwhPdEvPybmtZF by4w== X-Gm-Message-State: AOJu0YyRIGqQ7PG9NEIUPSrYvf+C/kzUctm8EbrGT6zGfbQdf6rNIzah DpFt3sh/l7yh8McqKTw43zT28q0kSEeztkledtMPpnXiU6t0zYz1 X-Gm-Gg: ASbGncuKH5KNhjAW5tpAgqtb+Hwj/XO/awUhHGiuvKkJilBIWNLOreTK4m9lNFuOn7S 8uVRp99E9TaAvEFSV62+XcXJYCIpqGgTYT2n5qN4eRapAXg5UrIaeJCGPhUzHOCUXJfEfl+tK3l VWymmBBVM5Fi4lrNc7O3A8uu5uGVNQaPopGb6FTF2Xl7Kmztm26xLGFqa6af9z7KjCY5kNcoH+D s506YdWhEeMLUUczaLIAQgIEypm56drr2dbfhsYp3j37NMPI7v/dPTmj/sfPRa4xf+JM8deAi79 W4AvFX1BOr89jaXlGzyUWMCwX7niCJi1nMhfy6hcwLBv X-Google-Smtp-Source: AGHT+IE7D2EDUvRYr7rRqAPgLAX7soipBYpCk8xJ8LrYa/wI8aAMYAdtBnkhSDtVNtp9+5WRjLi22w== X-Received: by 2002:a17:902:ce03:b0:21f:4c8b:c4de with SMTP id d9443c01a7336-22780e177edmr287235645ad.42.1742954136344; Tue, 25 Mar 2025 18:55:36 -0700 (PDT) Received: from archie.me ([103.124.138.155]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-227811f33f6sm97643965ad.226.2025.03.25.18.55.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Mar 2025 18:55:35 -0700 (PDT) Received: by archie.me (Postfix, from userid 1000) id C5BF04230C05; Wed, 26 Mar 2025 08:55:33 +0700 (WIB) Date: Wed, 26 Mar 2025 08:55:33 +0700 From: Bagas Sanjaya To: Rodrigo Siqueira , Alex Deucher , 'Christian =?utf-8?Q?K=C3=B6nig'?= , Mario Limonciello , Melissa Wen , =?utf-8?Q?'Andr=C3=A9?= Almeida' , 'Timur =?utf-8?B?S3Jpc3TDs2Yn?= Cc: amd-gfx@lists.freedesktop.org, linux-doc@vger.kernel.org, kernel-dev@igalia.com Subject: Re: [PATCH 5/6] Documentation/gpu: Create a GC entry in the amdgpu documentation Message-ID: References: <20250325172623.225901-1-siqueira@igalia.com> <20250325172623.225901-6-siqueira@igalia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="DIB49pRixYM85JwS" Content-Disposition: inline In-Reply-To: <20250325172623.225901-6-siqueira@igalia.com> X-Mailman-Approved-At: Wed, 26 Mar 2025 08:39:53 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" --DIB49pRixYM85JwS Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Mar 25, 2025 at 11:18:46AM -0600, Rodrigo Siqueira wrote: > +The component that acts as the front end between the CPU and the GPU is = called > +the Command Processor (CP). This component is responsible for providing = greater > +flexibility to the GC since CP makes it possible to program various aspe= cts of > +the GPU pipeline. CP also coordinates the communication between the CPU = and GPU > +via a mechanism named **Ring Buffers**, where the CPU appends informatio= n to > +the buffer while the GPU removes operations. It is relevant to highlight= that a > +CPU can add a pointer to the Ring Buffer that points to another region of > +memory outside the Ring Buffer, and CP can handle it; this mechanism is = called > +**Indirect Buffer (IB)**. CP receives and parses the Command Streams (CS= ), and > +according to the parser result, the CP writes the request for operations= in the "depending on the parser result, ..." > +correct block. Thanks. --=20 An old man doll... just what I always wanted! - Clara --DIB49pRixYM85JwS Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQSSYQ6Cy7oyFNCHrUH2uYlJVVFOowUCZ+NelQAKCRD2uYlJVVFO o8sIAQDkGjPRsJ2EtTpo2Ib2Qn/FWZ3h9QNmLPDpIX3hqMAYvQEAx55KZjJDXuQU ubIbfwJlEd+9PtWYkKY/lcKCQPahsAA= =b8uh -----END PGP SIGNATURE----- --DIB49pRixYM85JwS--