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=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 8CC54C433E2 for ; Wed, 17 Jun 2020 13:48:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 69A4A21548 for ; Wed, 17 Jun 2020 13:48:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592401710; bh=/WSk7qORPqa6zZW4wBawrFT3hKVpsXgyi8TneEQdbQA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=QsrYa6GF4BdwZ1VD4EQv7Wy4kJN4S0jdTvnFPDkHgGpMyeOhbT0IKYYmhue6ppKQu kNzeez3CmcEj86VM8kquD0GrQvwtr/9sMuronS0g/82Cy5kOx7x7eg4RGKBp81Y4nA gyJFiWWd1YPEmi8+7JEdXUuxgsw09eNuJRgtN6Xc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726833AbgFQNs3 (ORCPT ); Wed, 17 Jun 2020 09:48:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:43738 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726328AbgFQNs2 (ORCPT ); Wed, 17 Jun 2020 09:48:28 -0400 Received: from dragon (unknown [80.251.214.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5291F208B8; Wed, 17 Jun 2020 13:48:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592401707; bh=/WSk7qORPqa6zZW4wBawrFT3hKVpsXgyi8TneEQdbQA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=0SPjckGIAsGEMO6pdj5MsgCDdy8IvavB2ARGaQCmr0b1/8YvUQdO1cEz4JmuOyuSd hUHHjkbDAu64x100rhNsWimz4uNWwEwzeQor+V6IFXlrtY1Nklp6na7SwhWmTRI5fL uW7B7HuxKj8ldkEKYJJzBNfAyfQ13ZeRBaKEf744= Date: Wed, 17 Jun 2020 21:48:14 +0800 From: Shawn Guo To: Anson Huang Cc: s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, ben.dooks@codethink.co.uk, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Linux-imx@nxp.com Subject: Re: [PATCH 1/2] firmware: imx: make sure MU irq can wake up system from suspend mode Message-ID: <20200617134813.GA30139@dragon> References: <1587683231-18468-1-git-send-email-Anson.Huang@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1587683231-18468-1-git-send-email-Anson.Huang@nxp.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 24, 2020 at 07:07:10AM +0800, Anson Huang wrote: > IRQF_NO_SUSPEND flag is set for MU IRQ of IPC work, but with this > flag set, IRQD_WAKEUP_ARMED flag will NOT be set during > suspend_device_irq() phase, then when MU IRQ arrives, it will NOT > wake up system from suspend. > > To fix this issue, pm_system_wakeup() is called in general MU IRQ > handler to make sure system can be waked up when MU IRQ arrives. > > Signed-off-by: Anson Huang I see you guys haven't got agreement on patch #2, so applied #1 only. Shawn