Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp555497imu; Wed, 9 Jan 2019 02:23:01 -0800 (PST) X-Google-Smtp-Source: ALg8bN7cUhlP0aDIBLzLleEgiqi8Nrce5ky0vam3mO1Rx23nJVWnvzgXpaZWIWjWLE/nmexkfOmI X-Received: by 2002:a17:902:20c6:: with SMTP id v6mr5522402plg.156.1547029381134; Wed, 09 Jan 2019 02:23:01 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1547029381; cv=none; d=google.com; s=arc-20160816; b=LVde+1Y328XjKo+gKnsaEYeMwvChySsI+YQtOtoyty8lZ+3DSZNBZrc469QtIBDKou h4X2D7uvyQHz+5/eJONWEDSwLDyGm1GHMKJpxcaK6RpYOehReM0n5ZJj7+TG4zj4fDTs 9XlRaWFQ+c9GCiIhYgwHnz7GUnHfh4p/UVgBA8g7Y1a1rRPPTlElYOVPOhvaBk92d+MR 75HyRbPgoUab8Ez0hLlM9k+KHdGNwExXyXiEOIFUe8uwRUtLd1uCgo8TDSYZDiZHKfG/ CFUcMVTqfkGtPYJS9/7pa4mCr1KoEZvDkbxxKLR8VSRIrdgqks0l0W/1GsDttVlbLnnh SbYA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=/B8o+552Lp5kusg5wDy05Q6v8y8qswrc46pvdNXjAGk=; b=Tqxwcrz/aG699TUXTEJqMv+arTQeQO3DNrPy4Us6JxJ2x9UpX0RgMM4IX5Rib4h+MU wWCzKYw12lPnle0sJxHvciWfzC4TkKFOtGB8V5JzjFhFEHQKqFPHsoFl7dikGy/tT8xv zgLZfEpyMgI0aD05iJjGB0VQ/FchCZjp9XDTjXyF9d976R5ol8hsq9tAoQKwzymssr8o d3KBhtGZC1GhCsm62oP2nKi5YN3sxMNu7Ztp94YHpiaeKNZW1bE1Izx9etXE2e2uXhvD mIMtyP6nzi5T1xFiy0CjovTyrfj1kkpY/KoSoGYRQiINBDQ1PdeviOYeGHi02h2Y7Csp 9xqA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id y10si8402922plt.406.2019.01.09.02.22.45; Wed, 09 Jan 2019 02:23:01 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730335AbfAIKUO (ORCPT + 99 others); Wed, 9 Jan 2019 05:20:14 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:54474 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1730184AbfAIKUO (ORCPT ); Wed, 9 Jan 2019 05:20:14 -0500 Received: from DGGEMS402-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 80CD6139428BCF27773E; Wed, 9 Jan 2019 18:20:12 +0800 (CST) Received: from [127.0.0.1] (10.177.223.23) by DGGEMS402-HUB.china.huawei.com (10.3.19.202) with Microsoft SMTP Server id 14.3.408.0; Wed, 9 Jan 2019 18:20:05 +0800 Subject: Re: [PATCH v2 0/4] add support for MBIGEN generating message based SPIs To: Yang Yingliang , , CC: , , Linuxarm References: <1540540280-26612-1-git-send-email-yangyingliang@huawei.com> From: Hanjun Guo Message-ID: <08646b86-8228-4920-00cb-6c3f44c4484b@huawei.com> Date: Wed, 9 Jan 2019 18:18:10 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 MIME-Version: 1.0 In-Reply-To: <1540540280-26612-1-git-send-email-yangyingliang@huawei.com> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.177.223.23] 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, Sorry for ping you... On 2018/10/26 15:51, Yang Yingliang wrote: > Now MBIGENs have pins that used to generate SPIs, > with > 5052875 ("irqchip/gic-v3: Add support for Message Based Interrupts as an MSI controller"), > we can support MBIGEN to generate message based SPIs by writing > GICD_SETSPIR. This patchset add support for MBIGEN generating > message based SPIs and a bugfix for MBI driver. What's you suggestion for this patch set? We would like your input for next steps. > > > Patch #1 is a bugfix for MBI driver. At least this patch can be merged first as it's an obvious bug, without this patch, the MBI dirver can't work I think because the mutex lock is not initialized. Thanks Hanjun