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 3B9D9ECAAA1 for ; Thu, 27 Oct 2022 12:20:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234927AbiJ0MUA (ORCPT ); Thu, 27 Oct 2022 08:20:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55400 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234303AbiJ0MT7 (ORCPT ); Thu, 27 Oct 2022 08:19:59 -0400 Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 695E27CE2D; Thu, 27 Oct 2022 05:19:58 -0700 (PDT) Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.nyi.internal (Postfix) with ESMTP id CC0EE5C00E9; Thu, 27 Oct 2022 08:19:57 -0400 (EDT) Received: from imap51 ([10.202.2.101]) by compute3.internal (MEProxy); Thu, 27 Oct 2022 08:19:57 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=arndb.de; h=cc :cc:content-type:date:date:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to; s=fm2; t=1666873197; x=1666959597; bh=FUld14XjKn KMFXv/UVH0lX7uw/zb5d/sjLEMjFLzqh8=; b=HVHCdmGvYA4PYVmDGHzMywaVOF vdEo6lxLO3N9pnnp+gO0Kc0dAzh/I4lm0rNS0WmQ68pzAkvcpseP5RdK0xERwq0e nV7eSguy33ncdHv6shVBKfwZygCZISXtsgzTvQsRs13Oq8W+lcTncI1FFRtX/he5 0spl/2ADAJe/6QuklzJJCkS0cXoBOTJpx5HuWkObDqrmB4bFs2MOX6QP+Cm6rsqs Coxrp76G9XgBFvFmGKaQ5hpKcOaZqCzrZ8T16TDBhpOpFGTDfQZbeZhuq+oU3287 eKkcMMVhiuVVRJrDu922HNpFAuThHB14KzlUfeuTooVRfI/dTwHox1g8fOwA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:feedback-id :feedback-id:from:from:in-reply-to:in-reply-to:message-id :mime-version:references:reply-to:sender:subject:subject:to:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; t=1666873197; x=1666959597; bh=FUld14XjKnKMFXv/UVH0lX7uw/zb 5d/sjLEMjFLzqh8=; b=fYyTK3eBb5rPWJfZGXg4jCphdK0z8TXh0XLZ8UnJaK6L BYwTFAANvaWm89RqR8HCL8jAL4sqve++WLWJCRdQsNoaQOi4XVh4W93EawG59j5O 2S0IUBLGq+/ReQ5Nh5Evk9KMHURS0gl5NQtPYq7NimF/SFfQhNrRytailG3i/0dk R6zrsG2OB0eN2D3UUx/LGFhQSTkUJqpUYDPE5LR1S+liRVfTcOfItorvu8CTv7Ii GI3wX8eufk1oE9A6BYj/CZGyfYqHdrwlPsRVxo/jzc3NMuqbrGDFUHD+jaAJ2O/A OAyy9j4xpiA+zWp5ov7u6NHC1cO0lK8xpIYAbZxkFw== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvgedrtdeggdegkecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefofgggkfgjfhffhffvvefutgesthdtredtreertdenucfhrhhomhepfdetrhhn ugcuuegvrhhgmhgrnhhnfdcuoegrrhhnugesrghrnhgusgdruggvqeenucggtffrrghtth gvrhhnpeffheeugeetiefhgeethfejgfdtuefggeejleehjeeutefhfeeggefhkedtkeet ffenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpegrrh hnugesrghrnhgusgdruggv X-ME-Proxy: Feedback-ID: i56a14606:Fastmail Received: by mailuser.nyi.internal (Postfix, from userid 501) id AFFF5B60086; Thu, 27 Oct 2022 08:19:57 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.7.0-alpha0-1087-g968661d8e1-fm-20221021.001-g968661d8 Mime-Version: 1.0 Message-Id: <43a50889-5229-463b-bf3b-349a48c21d94@app.fastmail.com> In-Reply-To: References: <20221027045157.23325-1-hayashi.kunihiko@socionext.com> <20221027045157.23325-5-hayashi.kunihiko@socionext.com> <8c11d7c4-dfc4-b84c-82cd-a9708bd79aab@socionext.com> Date: Thu, 27 Oct 2022 14:19:27 +0200 From: "Arnd Bergmann" To: "Kunihiko Hayashi" , "Rob Herring" , "Krzysztof Kozlowski" , "Olof Johansson" , "Masami Hiramatsu" Cc: soc@kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 4/4] arm64: dts: uniphier: Add NX1 SoC and boards support Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 27, 2022, at 13:58, Kunihiko Hayashi wrote: > On 2022/10/27 20:28, Arnd Bergmann wrote: >> Using the GIC is preferred here, because otherwise you lose >> all the benefits that MSIs offer, regarding latency and CPU >> affinity. > > I understand, however, unfortunately GIC-ITS (or something alternative) > isn't supported in this SoC, so I think it is difficult to use the GIC > itself as msi-parent. Ok, got it. arnd