From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752252AbbKOQXg (ORCPT ); Sun, 15 Nov 2015 11:23:36 -0500 Received: from mga02.intel.com ([134.134.136.20]:54726 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751475AbbKOQXf (ORCPT ); Sun, 15 Nov 2015 11:23:35 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,297,1444719600"; d="scan'208";a="685775295" Message-ID: <5648B183.1050706@linux.intel.com> Date: Mon, 16 Nov 2015 00:23:31 +0800 From: "Fu, Zhonghui" User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Ulf Hansson , Adrian Hunter , linus.walleij@linaro.org, Markus.Niebel@tq-group.com, lars@metafoo.de, s.hauer@pengutronix.de, kristina.martsenko@gmail.com CC: linux-mmc , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v2] mmc: enable mmc host device to suspend/resume asynchronously References: <55FF9FF9.5080601@linux.intel.com> In-Reply-To: <55FF9FF9.5080601@linux.intel.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Please review the latest version: "[PATCH v3] mmc: enable mmc host device to suspend/resume asynchronously" Thanks, Zhonghui On 9/21/2015 2:13 PM, Fu, Zhonghui wrote: > Now, PM core supports asynchronous suspend/resume mode for devices > during system suspend/resume, and the power state transition of one > device may be completed in separate kernel thread. PM core ensures > all power state transition timing dependency between devices. This > patch enables mmc host device to suspend/resume asynchronously. This > will take advantage of multicore and improve system suspend/resume > speed. > > Signed-off-by: Zhonghui Fu > --- > Changes in v2: > - Amend commit message. > > drivers/mmc/core/host.c | 1 + > 1 files changed, 1 insertions(+), 0 deletions(-) > > diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c > index abd933b..8dfc011 100644 > --- a/drivers/mmc/core/host.c > +++ b/drivers/mmc/core/host.c > @@ -577,6 +577,7 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev) > host->class_dev.parent = dev; > host->class_dev.class = &mmc_host_class; > device_initialize(&host->class_dev); > + device_enable_async_suspend(&host->class_dev); > > if (mmc_gpio_alloc(host)) { > put_device(&host->class_dev); > -- 1.7.1 >