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 X-Spam-Level: X-Spam-Status: No, score=-10.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8EE6EC433DB for ; Tue, 23 Mar 2021 09:52:19 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 21593619BD for ; Tue, 23 Mar 2021 09:52:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 21593619BD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=AAp90CKH562kayWDXmPObjZGZLIxMoYSGAemwGB0RvA=; b=pp0jhcOmqGZ7CD/hErRWmBG2C YfDrif6f09eqjQNRTKDL1djGRQYM7VJ0kWsURkQGwCgZTbQxAya9GJHZojo3bcRiWIbBxoWTXlz3s MoV9m5gJyfYAWklbKPautjQohDx6SKhgmxHZUc9Ey1uOUfrRizLOVvx2AsDSMBQTwx8lN9GMcnTQm aKQ5ubrFuym7TsrhCf8vvSlSFqLwCSap8vadTojq0y3ChRnSjNhv7CA7b1B4vmOODl3xwK47iyxu5 7yOsQY78mc3ivWLU/ebysMSqsvpr956FXY1eX7S7LzpFq9p3UalQBoN463BpD1/riAP6Of2YbmCj8 qdHaDrmvQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lOdgc-00EWvz-NS; Tue, 23 Mar 2021 09:50:54 +0000 Received: from foss.arm.com ([217.140.110.172]) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lOdgY-00EWu1-K9 for linux-arm-kernel@lists.infradead.org; Tue, 23 Mar 2021 09:50:52 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 19BFF1042; Tue, 23 Mar 2021 02:50:49 -0700 (PDT) Received: from bogus (unknown [10.57.54.194]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id A6A333F719; Tue, 23 Mar 2021 02:50:47 -0700 (PDT) Date: Tue, 23 Mar 2021 09:50:45 +0000 From: Sudeep Holla To: Jens Wiklander Cc: Linux ARM , Devicetree List , Trilok Soni , arve@android.com, Andrew Walbran , David Hartley , Achin Gupta , Arunachalam Ganapathy , Marc Bonnici Subject: Re: [PATCH v4 0/7] firmware: Add initial support for Arm FF-A Message-ID: <20210323095045.dklqhbee3fkflvk2@bogus> References: <20210212154614.38604-1-sudeep.holla@arm.com> <20210316143429.tdyyulkml4ypdixy@bogus> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20171215 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210323_095050_867721_14CA379C X-CRM114-Status: GOOD ( 24.62 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Mar 19, 2021 at 08:56:47AM +0100, Jens Wiklander wrote: > On Thu, Mar 18, 2021 at 3:09 PM Jens Wiklander > wrote: > > > > Hi Sudeep, > > > > On Tue, Mar 16, 2021 at 3:34 PM Sudeep Holla wrote: > > > > > > Hi Jens, > > > > > > On Fri, Feb 12, 2021 at 03:46:07PM +0000, Sudeep Holla wrote: > > > > Hi all, > > > > > > > > This is very basic implementation for in-kernel support for Arm FF-A > > > > specification. > > > > > > > > Arm Firmware Framework for Armv8-A specification[1] describes a software > > > > architecture that provides mechanism to utilise the virtualization > > > > extension to isolate software images and describes interfaces that > > > > standardize communication between the various software images. This > > > > includes communication between images in the Secure and Normal world. > > > > > > > > The main idea here is to create FFA device to establish any communication > > > > with a secure partition. This is currently tested with OPTEE(with changes > > > > to OPTEE driver adding FFA as transport) > > > > > > > > > > Since you reviewed the last version, it would be helpful if you provide > > > Reviewed-by or Tested-by if you happy with this version. I would like to > > > get this initial version merged for v5.13 > > > > I've tested this in a few of my setups and everything looks over all > > fine, so please apply: > > Tested-by: Jens Wiklander > > > > I'm also double checking the details of the patches for some further > > feedback. Stay tuned. > > I'm done reviewing this patchset. I had a comment about a TODO in > "arm64: smccc: Add support for SMCCCv1.2 input/output registers", I > suppose it isn't very urgent with a 32-bit implementation. > Thanks again, I will reply to that seperately. But yes, it is not urgent as of now. -- Regards, Sudeep _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel