From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754663AbbISCkU (ORCPT ); Fri, 18 Sep 2015 22:40:20 -0400 Received: from mga09.intel.com ([134.134.136.24]:34380 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752744AbbISCkR (ORCPT ); Fri, 18 Sep 2015 22:40:17 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,556,1437462000"; d="scan'208";a="772281268" Message-ID: <55FCCB0E.3000807@linux.intel.com> Date: Sat, 19 Sep 2015 10:40:14 +0800 From: "Fu, Zhonghui" User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Johannes Berg , David Miller CC: "linux-wireless@vger.kernel.org" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: [PATCH v2] net/wireless: enable wiphy device to suspend/resume asynchronously 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 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 wiphy device to suspend/resume asynchronously. This can take advantage of multicore and improve system suspend/resume speed. Signed-off-by: Zhonghui Fu --- Changes in v2: - Amend commit message. net/wireless/core.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/net/wireless/core.c b/net/wireless/core.c index 3893409..f223026 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -419,6 +419,7 @@ use_default_name: device_initialize(&rdev->wiphy.dev); rdev->wiphy.dev.class = &ieee80211_class; rdev->wiphy.dev.platform_data = rdev; + device_enable_async_suspend(&rdev->wiphy.dev); INIT_LIST_HEAD(&rdev->destroy_list); spin_lock_init(&rdev->destroy_list_lock); -- 1.7.1