Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755913AbcJUQNQ (ORCPT ); Fri, 21 Oct 2016 12:13:16 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:34989 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755755AbcJUQNN (ORCPT ); Fri, 21 Oct 2016 12:13:13 -0400 DMARC-Filter: OpenDMARC Filter v1.3.1 smtp.codeaurora.org 562DD61D4B Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=pass smtp.mailfrom=okaya@codeaurora.org Subject: Re: [PATCH V4 2/3] Revert "ACPI,PCI,IRQ: remove SCI penalize function" To: Bjorn Helgaas References: <1476915664-27231-1-git-send-email-okaya@codeaurora.org> <1476915664-27231-3-git-send-email-okaya@codeaurora.org> <20161021015814.GC31044@localhost> <20161021144535.GB877@localhost> Cc: linux-acpi@vger.kernel.org, rjw@rjwysocki.net, bhelgaas@google.com, ravikanth.nalla@hpe.com, linux@rainbow-software.org, timur@codeaurora.org, cov@codeaurora.org, jcm@redhat.com, alex.williamson@redhat.com, Len Brown , x86@kernel.org, "H. Peter Anvin" , linux-pm@vger.kernel.org, linux-pci@vger.kernel.org, agross@codeaurora.org, linux-kernel@vger.kernel.org, Ingo Molnar , Pavel Machek , linux-arm-msm@vger.kernel.org, wim@djo.tudelft.nl, Thomas Gleixner , linux-arm-kernel@lists.infradead.org From: Sinan Kaya Message-ID: <2a824792-486a-6251-4931-c5cc6fd67978@codeaurora.org> Date: Fri, 21 Oct 2016 09:13:06 -0700 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0 MIME-Version: 1.0 In-Reply-To: <20161021144535.GB877@localhost> 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 Content-Length: 832 Lines: 19 On 10/21/2016 7:45 AM, Bjorn Helgaas wrote: > [1] http://marc.info/?l=linux-acpi&m=145580159209240&w=2) > >> > Acked-by: Bjorn Helgaas > Wait a minute, I still have a question here: what about other ACPI > arches (ia64, arm64)? Don't they need to call acpi_penalize_sci_irq() > somewhere? > ACPI ARM64 architecture implements reduced ACPI profile which doesn't have GED object. Instead, ARM64 architecture uses onchip peripherals for similar functionality. If there is a need to signal interrupts, this is done by ACPI Notify in ASL or if absolutely needed using ACPI Generic Event Device (GED). -- Sinan Kaya Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.