From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755881AbbHQQgQ (ORCPT ); Mon, 17 Aug 2015 12:36:16 -0400 Received: from mga11.intel.com ([192.55.52.93]:22190 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755521AbbHQQgP (ORCPT ); Mon, 17 Aug 2015 12:36:15 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,695,1432623600"; d="scan'208";a="627100712" Message-ID: <55D20D79.3090308@linux.intel.com> Date: Tue, 18 Aug 2015 00:36:09 +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: wsa@the-dreams.de CC: Mika Westerberg , christian.ruppert@alitech.com, atull@opensource.altera.com, jszhang@marvell.com, raymond.tan@intel.com, Romain.Baeriswyl@abilis.com, carlpeng008@gmail.com, david.e.box@linux.intel.com, Alexey.Brodkin@synopsys.com, linux-i2c@vger.kernel.org, "linux-kernel@vger.kernel.org" Subject: [PATCH] i2c/designware: enable i2c controller 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 Enable i2c controller to suspend/resume asynchronously. This can improve system suspend/resume speed. Signed-off-by: Zhonghui Fu --- drivers/i2c/busses/i2c-designware-platdrv.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 3dd2de3..fec0fce 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -245,6 +245,7 @@ static int dw_i2c_probe(struct platform_device *pdev) adap = &dev->adapter; i2c_set_adapdata(adap, dev); + device_enable_async_suspend(&pdev->dev); adap->owner = THIS_MODULE; adap->class = I2C_CLASS_DEPRECATED; strlcpy(adap->name, "Synopsys DesignWare I2C adapter", -- 1.7.1