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 DCC30C4332F for ; Mon, 20 Dec 2021 10:58:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230064AbhLTK6y (ORCPT ); Mon, 20 Dec 2021 05:58:54 -0500 Received: from ams.source.kernel.org ([145.40.68.75]:35846 "EHLO ams.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229810AbhLTK6x (ORCPT ); Mon, 20 Dec 2021 05:58:53 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 7C855B80E33; Mon, 20 Dec 2021 10:58:52 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2ED81C36AE7; Mon, 20 Dec 2021 10:58:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1639997931; bh=uMVbny482a4GErIaB2rNL6fXt7gYwZ5yxa8RbPh4iRw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=PkIhmKQ7ZkvGfKDvV55XugE89mKzXzMOeatdjV+MRzPMd8ROPM1MmkEFpaHs7ZVRt xctBSMYrrqdlrwpOhh3hGrmLtsT9XPvNzRQkG5gQgLnkj8VwaQTAQalmm9ezBss4OJ fbEqcyagHQh7D1r1ifK1zWET0cMtBZVHD7HY/rmt8mhL0pPhgNGDOiY2l4FFXnmLZ1 xJ5lfDME0q3PWyThmwY95kjFJyr0CKFIOV/CMltA8EyRS5+BaLsEG7IAuKDXK0NC6Q DJWTPNJ+wS4YrPsgs7FqR6IcbvD/KX38FIVQ79jGMSBgiaEcKWBiF8yy8kymWbxJWr H6tfVdR96uHzw== Received: from cfbb000407.r.cam.camfibre.uk ([185.219.108.64] helo=why.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mzGNV-00DGKY-7I; Mon, 20 Dec 2021 10:58:49 +0000 Date: Mon, 20 Dec 2021 10:58:48 +0000 Message-ID: <87fsqnwniv.wl-maz@kernel.org> From: Marc Zyngier To: Sunil Muthuswamy Cc: kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, lorenzo.pieralisi@arm.com, robh@kernel.org, kw@linux.com, bhelgaas@google.com, arnd@arndb.de, x86@kernel.org, linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org, linux-arch@vger.kernel.org, Sunil Muthuswamy Subject: Re: [PATCH v7 0/2] PCI: hv: Hyper-V vPCI for arm64 In-Reply-To: <1639767121-22007-1-git-send-email-sunilmut@linux.microsoft.com> References: <1639767121-22007-1-git-send-email-sunilmut@linux.microsoft.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/27.1 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: sunilmut@linux.microsoft.com, kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, lorenzo.pieralisi@arm.com, robh@kernel.org, kw@linux.com, bhelgaas@google.com, arnd@arndb.de, x86@kernel.org, linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org, linux-arch@vger.kernel.org, sunilmut@microsoft.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Fri, 17 Dec 2021 18:51:59 +0000, Sunil Muthuswamy wrote: > > From: Sunil Muthuswamy > > Current Hyper-V vPCI code only compiles and works for x86. There are some > hardcoded assumptions about the architectural IRQ chip and other arch > defines. > > Add support for Hyper-V vPCI for arm64 by first breaking the current hard > coded dependency using a set of new interfaces and implementing those for > x86 first. That is in the first patch. The second patch adds support for > Hyper-V vPCI for arm64 by implementing the above mentioned interfaces. That > is done by introducing a Hyper-V vPCI specific MSI IRQ domain & chip for > allocating SPI vectors. For the series, Reviewed-by: Marc Zyngier M. -- Without deviation from the norm, progress is not possible.