Received: by 2002:a05:6358:3188:b0:123:57c1:9b43 with SMTP id q8csp2172247rwd; Thu, 15 Jun 2023 23:35:39 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ4OAQLs3nd3Ant96719nYQAuXVNxcl6WrlaF6onyeFhNWUf4BF29bKs4x1qR6pkK5Blt5KO X-Received: by 2002:a05:6a00:b56:b0:652:a559:b2c5 with SMTP id p22-20020a056a000b5600b00652a559b2c5mr1298803pfo.13.1686897339617; Thu, 15 Jun 2023 23:35:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1686897339; cv=none; d=google.com; s=arc-20160816; b=voJaIGnJlmm37njhyf3M7JANI56gYugEa7b1J6FQ+Jcjf43ztoFHgzfxr2zj1IEOt1 QS9znn/sVADdl37DMDiGJ0CZrrSumTB/0jmp8/VfFrl/0hiSoDNl8FFGWKawGVTiRYYF RRrHqb5o6hgddv+qac0MkYwZ2AJGFYz9a3PdUIduVEa5mQWH5gW8bx/8gOKEPrxSyy5E Ah6VJ24N1xHbWdRauCIJVJGdg63buLBJuWPrmFGnveNL3BPMy28RDQj+YO+8i5IvD9nB xEV/Ps2hhDvb6lLuS8370iMXywhVCBDk39ImCT2tNXelvbtjsMPzAFKh/aLQb2yufSr9 1iNQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=rP8wZ6SV75iYnQsMaUQn2uie5JVJvCuiUZWXY5Rjfqs=; b=tjL8BKVqRkxByJiYxWrrTdtHJDkXAMjUS1rtyn8FzyizA0y2ZoKgvTjp0yQER24RTc 8cqAyqTwPY/k/SUaWwlqYdJbor0UVZ5VrxkaTfC7TmoytWSHNHU1FeOABxDJR7zQMjGB 7tK8RPAxP8B93UfplM2h4axw6KIZLxaVzZ5Wd4dOZN05+o7CDVH0skhzu6PNUuSDMo7X xNQyYobUooCoRlV8E5k1nrMlQFp+J2BEBIxspMj9ZdXGrXbMt2s6wqGUqJfH0kfLUCmX WT1CYPzgjHjp46eCbz1zoPwviV38lwhyNKIczJSw7Ar+vXdLIKIJloUwjfANYb01mjdZ Liig== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=XJvtsUDj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id g197-20020a6252ce000000b006610cb64216si14441661pfb.13.2023.06.15.23.35.25; Thu, 15 Jun 2023 23:35:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=XJvtsUDj; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243923AbjFPGXV (ORCPT + 99 others); Fri, 16 Jun 2023 02:23:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55032 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239232AbjFPGWP (ORCPT ); Fri, 16 Jun 2023 02:22:15 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D434F2D5E for ; Thu, 15 Jun 2023 23:22:14 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 69CF960AEF for ; Fri, 16 Jun 2023 06:22:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EA9D8C433C9; Fri, 16 Jun 2023 06:22:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1686896533; bh=Pzh3hW5JFUONnxcP1hd5+KawZ7rF6rKBp/CFZiMitnE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XJvtsUDj76rED5uBity4tQOwdKC+j6Pv5xwS58J7Jx1Dci6tufGMGFbT54pJg1OUj BXTBD6AW47mO0XxKEU2zd4i1Cuwc4DulfW4RKviliglaHfnPjJ7C8zvzpeu5GCsEXp a5VO1M2Eg9mrPyIJvEDqhkMVOo6qgdR1lA0+MwEg= Date: Fri, 16 Jun 2023 08:22:10 +0200 From: Greg KH To: Alison Wang Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, leoyang.li@nxp.com, xuelin.shi@nxp.com, xiaofeng.ren@nxp.com, feng.guo@nxp.com Subject: Re: [PATCH 0/8] ethosu: Add Arm Ethos-U driver Message-ID: <2023061647-upward-petty-7695@gregkh> References: <20230616055913.2360-1-alison.wang@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230616055913.2360-1-alison.wang@nxp.com> X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 16, 2023 at 01:59:05PM +0800, Alison Wang wrote: > This series contains Arm's NPU Ethos-U driver for NXP i.MX93 platform. > > Ethos-U Linux driver is to provide an example of how a rich operating > system like Linux can dispatch inferences to an Arm Cortex-M subsystem, > consisting of an Arm Cortex-M and an Arm Ethos-U NPU. What is an "inference"? Where are the userspace tools (if any) that are needed for this driver to work properly? thanks, greg k-h