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 8F017A0542; Mon, 29 Aug 2022 10:21:22 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 833F5410FA; Mon, 29 Aug 2022 10:21:22 +0200 (CEST) Received: from mail-pl1-f178.google.com (mail-pl1-f178.google.com [209.85.214.178]) by mails.dpdk.org (Postfix) with ESMTP id 79B47410FA for ; Mon, 29 Aug 2022 10:21:21 +0200 (CEST) Received: by mail-pl1-f178.google.com with SMTP id v5so1045846plo.9 for ; Mon, 29 Aug 2022 01:21:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-language:content-transfer-encoding:in-reply-to:mime-version :user-agent:date:message-id:from:references:cc:to:subject:from:to:cc; bh=ge8gjmvb8M1LoLmOaveSsLrgIl869huILSH2SHxeOmg=; b=J/vo6klbnJBd6I7nVYweRgym9rCbxnFNljtGH9UWrq1bfPDf4Z0LXR7ru7pm18jqrS fZilFeOq4kIGJakXWFL26bnY7FEkS+0kCbrmf/R2Z1KMLqWyme5Rkf20zg0v3mFYCGvj QO4U03IwD42Y2zACEROY7ocoUM/743UmOWc4xuEmwitHST0Z062nKuXgdYL0ZEVqzpvD RHQchPMxLVx+HHG8eHJE0odEu4prDpjd4s6Ob/zPQ63DAfTUlVlsjdwVZtMmBI1APlDV Yl2RY/puisZA+sWFHoV98d/Wt37KZL3uHocGTmxb4/b16S/pNY6JFZptL0gI9OLmDu3o h/Ow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-language:content-transfer-encoding:in-reply-to:mime-version :user-agent:date:message-id:from:references:cc:to:subject :x-gm-message-state:from:to:cc; bh=ge8gjmvb8M1LoLmOaveSsLrgIl869huILSH2SHxeOmg=; b=kMOlFMsCD2JqLM88dfvFexWZyH2Y9923DtB61lEwqIUrCBqNKoHIV5bUdxMXgYAx4G AZAHTWBWfV6EpSHQpcfHEXkoQwfrXBEwrIgYaXG+eYsK2nixmxml1tIpjt1PktIBYI4b 4sz0+yzDgnsBWPTW90uECdSsJkuSI9iGgPH3LK13SPIoN2XGuyMsGEbnouYcaKH9uKCN EEMyietEddyqTWX7h3SFNCZaVGZpt+XwCHE3oKbowsBNcXrGS12f/LhFSr18O8gJDAfJ 6ptt1gVkJyNQw2Mv/LvRuTSeTKOxVZ9UGfzDbDh/GCBpAWirorfBKS4TpNfKdGO/MeGH EhLA== X-Gm-Message-State: ACgBeo2WnINU4axdm7gHY65xlr1KSND8DXJK6YMOClDGKnv0aAmgMsQn /G9bIkCL1rQoFk9ZsnKuJHpY+g== X-Google-Smtp-Source: AA6agR64xrvCDiBrg+20H/dbDSZTwQYZRqNlsZPCQEPl61BQu7WKIxYcQFK6TgfF1cyUsnjY1w2cuA== X-Received: by 2002:a17:902:ed92:b0:172:a334:acbb with SMTP id e18-20020a170902ed9200b00172a334acbbmr15322711plj.58.1661761280644; Mon, 29 Aug 2022 01:21:20 -0700 (PDT) Received: from [10.136.0.6] ([199.101.192.120]) by smtp.gmail.com with ESMTPSA id jf9-20020a170903268900b00174f43129fbsm574624plb.47.2022.08.29.01.21.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 29 Aug 2022 01:21:20 -0700 (PDT) Subject: Re: [EXT] [PATCH 0/3] Add uadk compression and crypto PMD To: Akhil Goyal , Declan Doherty , Fan Zhang , Ashish Gupta , Ray Kinsella Cc: "dev@dpdk.org" , "acc@openeuler.org" , "thomas@monjalon.net" , David Marchand References: <20220620123544.3168-1-zhangfei.gao@linaro.org> <6cfc9260-7c41-c06d-6592-5f5821e2a678@linaro.org> From: Zhangfei Gao Message-ID: <21cfaca4-3f54-dbed-c63c-05048dbf38d2@linaro.org> Date: Mon, 29 Aug 2022 16:21:11 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US 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 On 2022/8/29 下午3:11, Akhil Goyal wrote: >>> Also UADK does not look to be a PMD name. It is some development kit >>> Outside of DPDK. Can you rename it to something else? >>> >>> Is there some dependency to build it using external libraries etc? >>> Can you explain what exactly is UADK? >> UADK is a framework for user application to access hardware accelerator . >> https://urldefense.proofpoint.com/v2/url?u=https- >> 3A__github.com_Linaro_uadk_blob_master_docs_wd- >> 5Fdesign.md&d=DwIDaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=DnL7Si2wl_PRwpZ9 >> TWey3eu68gBzn7DkPwuqhd6WNyo&m=5ceaLjLGdoHAuVeeh- >> 9uypoBDKCK43QrqhAOEbBu1vFFrSFxNpncZzByqSguUBUk&s=VSCYj_EhQ67Rxmz >> N-N8H38GXxRyzNnNsRsOtL5eUVIE&e= >> >> UADK relies on SVA (Shared Virtual Address) that needs to be supported >> by IOMMU. >> As a result, user application can directly use virtual address for dma, >> since iommu and >> mmu share the same virtual address by coping the same page table, which >> enhance the >> performance as well as easy usability. >> >> UADK provide algorithm libraries and api for application to use. >> The library will find the real hardware in the platform. >> >> We also provide openssl engine for uadk, >> https://urldefense.proofpoint.com/v2/url?u=https- >> 3A__github.com_Linaro_uadk- >> 5Fengine&d=DwIDaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=DnL7Si2wl_PRwpZ9TW >> ey3eu68gBzn7DkPwuqhd6WNyo&m=5ceaLjLGdoHAuVeeh- >> 9uypoBDKCK43QrqhAOEbBu1vFFrSFxNpncZzByqSguUBUk&s=s4G4UzM5B3w8t7 >> b0IMKgAbWS5DN7n6ez4WkZpIZ1QGs&e= >> For alignment, we planned to provide uadk dpdk pmd as well, with the >> name as UADK. > Thanks for the explanation. Please add the information in documentation as well. > Hardware PMDs are generally named after the hardware device and not on some other library. > > Naming it with uadk would look like a software PMD. Well, UADK is the brand HiSilicon want to advertise, just like Intel's QAT. And now, we are doing our best to build the UADK ecosystem. So if possible, we still want to keep the name, as part of the UADK ecosystem :) Thanks