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 X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C248CCA9ECF for ; Fri, 1 Nov 2019 11:13:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9EDB62080F for ; Fri, 1 Nov 2019 11:13:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730358AbfKALN6 (ORCPT ); Fri, 1 Nov 2019 07:13:58 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:48020 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726720AbfKALN6 (ORCPT ); Fri, 1 Nov 2019 07:13:58 -0400 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 45A7A34AB79BE287020A; Fri, 1 Nov 2019 19:13:54 +0800 (CST) Received: from [127.0.0.1] (10.173.222.27) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.439.0; Fri, 1 Nov 2019 19:13:47 +0800 Subject: Re: [PATCH v2 15/36] irqchip/gic-v4.1: Plumb skeletal VPE irqchip To: Marc Zyngier , , CC: Eric Auger , James Morse , Julien Thierry , Suzuki K Poulose , Thomas Gleixner , Jason Cooper , Lorenzo Pieralisi , "Andrew Murray" , Jayachandran C , "Robert Richter" References: <20191027144234.8395-1-maz@kernel.org> <20191027144234.8395-16-maz@kernel.org> From: Zenghui Yu Message-ID: <21c993cc-4c92-b70c-3c73-c254bd707870@huawei.com> Date: Fri, 1 Nov 2019 19:13:46 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 In-Reply-To: <20191027144234.8395-16-maz@kernel.org> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.173.222.27] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Marc, On 2019/10/27 22:42, Marc Zyngier wrote: > Just like for GICv4.0, each VPE has its own doorbell interrupt, and > thus an irqchip that manages them. Since the doorbell management is > quite different on GICv4.1, let's introduce an almost empty irqchip > the will get populated over the next new patches. > > Signed-off-by: Marc Zyngier Reviewed-by: Zenghui Yu