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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7C7B3C4321E for ; Mon, 7 Feb 2022 20:48:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229511AbiBGUsD (ORCPT ); Mon, 7 Feb 2022 15:48:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56108 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229525AbiBGUok (ORCPT ); Mon, 7 Feb 2022 15:44:40 -0500 Received: from mail-oi1-f170.google.com (mail-oi1-f170.google.com [209.85.167.170]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 66862C0401E4; Mon, 7 Feb 2022 12:44:37 -0800 (PST) Received: by mail-oi1-f170.google.com with SMTP id v67so18355671oie.9; Mon, 07 Feb 2022 12:44:37 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=25o5fEbKKcJzCYVxzyDmg4WVA8H2QgFhoj5UAD125bY=; b=CfzGb0cuc3b91swojYfC89PQQZcMo4GSH4TsNSdr27ZCw7eeBF5yd6Ra7qUXxDexBh ve4ImpL/aVznmWclabQPgVNbZo83fY/D4m93FCE7AgG0wmC/f8UR/cima9lRmVGbb/5p f3WEEsajH7s06ufu7NTLT+ceFOoxsdnVcZB7PnryoPpF8D3p13INneDU3OSRlInjy3DT gD7Vm7EJpsCn/Jbpb1kKkHTVm22Way9SwabsvVfnfG9oMIhue6isq5Q5ni3LoygxU3Iw fqKtiBnJsL/ecLOc3S5GTGFWhsrcjttyCL6eed3xUZGXeSKKvcuBuQr6qtXeHNf5lF9S wFlA== X-Gm-Message-State: AOAM532qFJl5UBT/v2TmAqBv6X4SlvlZah124QO+SfpcGwXBvOo0zsGf TNMV+6/mAaeWc9cxK20fAw== X-Google-Smtp-Source: ABdhPJwg99eaeCun36HwI4ITFM8x+iu5bk4427O5oWJn4TSawH3xmz43w0LTJB6I+fs+IJ0UGN2YXA== X-Received: by 2002:a05:6808:11c6:: with SMTP id p6mr362172oiv.208.1644266676647; Mon, 07 Feb 2022 12:44:36 -0800 (PST) Received: from robh.at.kernel.org (66-90-148-213.dyn.grandenetworks.net. [66.90.148.213]) by smtp.gmail.com with ESMTPSA id b8sm4434395otk.36.2022.02.07.12.44.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Feb 2022 12:44:35 -0800 (PST) Received: (nullmailer pid 886052 invoked by uid 1000); Mon, 07 Feb 2022 20:44:35 -0000 Date: Mon, 7 Feb 2022 14:44:35 -0600 From: Rob Herring To: Srinivas Kandagatla Cc: srini@kernel.org, linux-kernel@vger.kernel.org, ekangupt@qti.qualcomm.com, Jeya R , bjorn.andersson@linaro.org, bkumar@qti.qualcomm.com, robh+dt@kernel.org, gregkh@linuxfoundation.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH v3 04/12] dt-bindings: misc: add property to support non-secure DSP Message-ID: References: <20220126135304.16340-1-srinivas.kandagatla@linaro.org> <20220126135304.16340-5-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220126135304.16340-5-srinivas.kandagatla@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On Wed, 26 Jan 2022 13:52:56 +0000, Srinivas Kandagatla wrote: > From: Jeya R > > Add property to set DSP domain as non-secure. > > ADSP/MDSP/SDSP are by default secured, where as CDSP can be either be > secured/unsecured. > non-secured Compute DSP would allow users to load unsigned process > and run hexagon instructions, but limiting access to secured hardware > within the DSP. > > Based on this flag device nodes for secured and unsecured are created. > > Signed-off-by: Jeya R > Signed-off-by: Srinivas Kandagatla > --- > Documentation/devicetree/bindings/misc/qcom,fastrpc.txt | 5 +++++ > 1 file changed, 5 insertions(+) > Acked-by: Rob Herring