From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 2457543881; Wed, 10 Jan 2024 10:42:28 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id A33F940298; Wed, 10 Jan 2024 10:42:27 +0100 (CET) Received: from mail-lj1-f176.google.com (mail-lj1-f176.google.com [209.85.208.176]) by mails.dpdk.org (Postfix) with ESMTP id 7AE4A40269 for ; Wed, 10 Jan 2024 10:42:26 +0100 (CET) Received: by mail-lj1-f176.google.com with SMTP id 38308e7fff4ca-2cd64022164so24154911fa.3 for ; Wed, 10 Jan 2024 01:42:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1704879746; x=1705484546; darn=dpdk.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=VTrzktohJv4gjeNOFNXyq4/OSJTwuFBDGQwwogO365o=; b=Z6xcHaNIGLFMMtZnE/4WOI+XCnHeLyxQ13UpQGaJotQMvQWLLYEL1s6mVLC05dQYeX knL1DyYuW+gq0SetIrzr7HaTtSg0bJGg+GbryUaJxmyg98EZFYbpozM2hWuZz9irfqsS uP5pd0MSosCtefLraW+MVFes6mJM703jkJ7JDPTTMtKm7iyR1bcyxvC2snQy3K8nTSOg VylN3T3Rc8Atr7hehvNqXK5w3JK+bDVdqM/jPOrgts6FiSBak8+H8KnhY8BSYMSJjtMY wFr6Y+uRcI26J/rgepbLqDZSxxSvd6AX7DWroWY0Pfv5mc3nQ5HctoYB1F1UINjC2Xhp iS8Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1704879746; x=1705484546; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=VTrzktohJv4gjeNOFNXyq4/OSJTwuFBDGQwwogO365o=; b=gDyVzroqv9+AxXTeKuyu+Lvu/lHHjJ2Poe5Ymwjj+S3/IEbrSrlFm0Sc9VxzFNHOdQ Q2wJ6mc/DWn6l++X/vMiR2FUn/rr5V4a7s01mAqg4tSIMN/LzPD/n+4cl75jYmCvqCTJ tkoRYTEHxA7ymiYvlXFgtnUyyD7bTYV32YjohGvmg7mHUADlCqMYwjPc19DbkecMCMgM SNvB1iR042hdzdpTNFpgabbbl0Hnhx14SeZs6Ylz4xIr+5gzd+z/RQUiGx0CKcbXpPRF aXjg0Bbq460J2cHMj61oc0T3aS9ueC5C+oaPK/nm/lKOCmM2ollFKCGJuN0lNv2Bd5f9 dwZg== X-Gm-Message-State: AOJu0YwEI5a4ScwN201Lovxa3kx0jHyQQLMuKJUDw1yORIc96HAC+g7W tX+l1rRBDKka5Pj/VwZT1LgisaAPqPUaRW1P2jEszMIs57/Ziw== X-Google-Smtp-Source: AGHT+IFbjIHVGJF6Gvmo9bMNZFUCx/nLucAjQ7ow6CEEwaJ3aDD0Axup/ju1GZLcmosn0eyi7FfHxIff2T2pRSLrd8c= X-Received: by 2002:a2e:9f0d:0:b0:2cc:2b43:566c with SMTP id u13-20020a2e9f0d000000b002cc2b43566cmr412871ljk.14.1704879745869; Wed, 10 Jan 2024 01:42:25 -0800 (PST) MIME-Version: 1.0 References: <20231208061836.31693-1-fengchengwen@huawei.com> In-Reply-To: <20231208061836.31693-1-fengchengwen@huawei.com> From: Zhangfei Gao Date: Wed, 10 Jan 2024 17:42:14 +0800 Message-ID: Subject: Re: [PATCH] bus/uacce: introduce UACCE bus To: Chengwen Feng Cc: thomas@monjalon.net, dev@dpdk.org, tangkunshan@huawei.com, fanghao11@huawei.com, wangzhou1@hisilicon.com Content-Type: text/plain; charset="UTF-8" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Hi, Chengwen On Fri, 8 Dec 2023 at 14:21, Chengwen Feng wrote: > > UACCE (Unified/User-space-access-intended Accelerator Framework) was > upstream to Linux kernel version 5.7, and it targets to provide Shared > Virtual Addressing (SVA) between accelerators and processes. So > accelerator can access any data structure of the main cpu. [1] for more > information. > > This commit introduces UACCE bus, so that the accelerator devices could > seen at DPDK and could be further registered as a compress, crypto, dma > and ethdev device. > > [1] https://docs.kernel.org/misc-devices/uacce.html > > Signed-off-by: Chengwen Feng Good job. Acked-by: Zhangfei Gao