From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753632AbbCLKOl (ORCPT ); Thu, 12 Mar 2015 06:14:41 -0400 Received: from foss.arm.com ([217.140.101.70]:48273 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753592AbbCLKOg (ORCPT ); Thu, 12 Mar 2015 06:14:36 -0400 Message-ID: <55016705.5010406@arm.com> Date: Thu, 12 Mar 2015 10:14:29 +0000 From: Marc Zyngier Organization: ARM Ltd User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.4.0 MIME-Version: 1.0 To: Jason Cooper , "grant.likely@linaro.org" CC: "hanjun.guo@linaro.org" , Thomas Gleixner , Sudeep Holla , "graeme.gregory@linaro.org" , "suravee.suthikulpanit@amd.com" , linaro-acpi , "jcm@redhat.com" , Lorenzo Pieralisi , "Rafael J. Wysocki" , Will Deacon , Mark Rutland , Linux Kernel Mailing List , Mark Brown , Tomasz Nowicki , ACPI Devel Mailing List , Ashwin Chaugule , Timur Tabi , Arnd Bergmann , Robert Richter , Olof Johansson , "linux-arm-kernel@lists.infradead.org" , Catalin Marinas Subject: Re: [PATCH v10 16/21] irqchip: Add GICv2 specific ACPI boot support References: <1426077587-1561-1-git-send-email-hanjun.guo@linaro.org> <1426077587-1561-17-git-send-email-hanjun.guo@linaro.org> <20150311231141.GG21998@io.lakedaemon.net> In-Reply-To: <20150311231141.GG21998@io.lakedaemon.net> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/03/15 23:11, Jason Cooper wrote: > Hey Grant, > > On Wed, Mar 11, 2015 at 06:04:50PM +0000, Grant Likely wrote: >> On 11 Mar 2015 12:42, "Hanjun Guo" wrote: >>> >>> From: Tomasz Nowicki >>> >>> ACPI kernel uses MADT table for proper GIC initialization. It needs to >>> parse GIC related subtables, collect CPU interface and distributor >>> addresses and call driver initialization function (which is hardware >>> abstraction agnostic). In a similar way, FDT initialize GICv1/2. >>> >>> NOTE: This commit allow to initialize GICv1/2 basic functionality. >>> While now simple GICv2 init call is used, any further GIC features >>> require generic infrastructure for proper ACPI irqchip initialization. >>> That mechanism and stacked irqdomains to support GICv2 MSI/virtualization >>> extension, GICv3/4 and its ITS are considered as next steps. >>> >>> CC: Jason Cooper >>> CC: Marc Zyngier >>> CC: Thomas Gleixner >> >> BTW, Thomas is taking a bit of a break, do he is unlikely to give an ack >> here in a timely manner. I've not heard from Jason. Personally, I think we >> can proceed without their ack if everything else is in order (heck, I used >> to help with the irq subsystem, use me as an ack of you want). The patch is >> low impact and only had effect for ARM ACPI builds. > > I'm not talking much, but I am tracking and collecting everything for irqchip. > We do have some other changes in this driver this time around. So it'd be nice > if I could take this. > > I had reached out to Olof for his thoughts on this and he hasn't had enough > cycles to look at it. iirc, Marc reviewed a previous version and was happy with > the changes. FWIW, and given the prominent "NOTE" in the commit message, please have my: Acked-by: Marc Zyngier Thanks, M. -- Jazz is not dead. It just smells funny...