Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751498AbbKPG3f (ORCPT ); Mon, 16 Nov 2015 01:29:35 -0500 Received: from mga02.intel.com ([134.134.136.20]:40312 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751046AbbKPG3d (ORCPT ); Mon, 16 Nov 2015 01:29:33 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,301,1444719600"; d="scan'208";a="851588858" Message-ID: <564977C9.8010207@linux.intel.com> Date: Mon, 16 Nov 2015 14:29:29 +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: Andy Shevchenko , Ulf Hansson , Adrian Hunter , yunpeng.gao@intel.com, peter.griffin@linaro.org CC: linux-mmc , "linux-kernel@vger.kernel.org" Subject: Re: Re: [PATCH v2] mmc/sdhci-acpi: enable sdhci-acpi device to suspend/resume asynchronously References: <55FFA8DD.5020109@linux.intel.com> <1442827929.8361.119.camel@linux.intel.com> In-Reply-To: <1442827929.8361.119.camel@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 Content-Length: 1739 Lines: 54 On 9/21/2015 5:32 PM, Andy Shevchenko wrote: > On Mon, 2015-09-21 at 14:51 +0800, 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 sdhci-acpi device to suspend/resume asynchronously. >> This will take advantage of multicore and improve system >> suspend/resume speed. >> > It would be nice I think to put here statistics you collected as well. Sorry for replying this mail after long leave. I have added the test result into commit message and sent the latest version of this patch:"[PATCH v3] mmc/sdhci-acpi: enable sdhci-acpi device to suspend/resume asynchronously". Thanks, Zhonghui > >> Signed-off-by: Zhonghui Fu >> --- >> Changes in v2: >> - Amend commit message. >> >> drivers/mmc/host/sdhci-acpi.c | 2 ++ >> 1 files changed, 2 insertions(+), 0 deletions(-) >> >> diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci >> -acpi.c >> index 22d929f..67e6263 100644 >> --- a/drivers/mmc/host/sdhci-acpi.c >> +++ b/drivers/mmc/host/sdhci-acpi.c >> @@ -379,6 +379,8 @@ static int sdhci_acpi_probe(struct >> platform_device *pdev) >> pm_runtime_enable(dev); >> } >> >> + device_enable_async_suspend(dev); >> + >> return 0; >> >> err_free: >> -- 1.7.1 >> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/