From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Fu, Zhonghui" Subject: [PATCH] i2c/designware: enable i2c controller to suspend/resume asynchronously Date: Tue, 18 Aug 2015 00:36:09 +0800 Message-ID: <55D20D79.3090308@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: wsa-z923LK4zBo2bacvFa/9K2g@public.gmane.org Cc: Mika Westerberg , christian.ruppert-Yycd8EPnGM5BDgjK7y7TUQ@public.gmane.org, atull-yzvPICuk2ABMcg4IHK0kFoH6Mc4MB0Vx@public.gmane.org, jszhang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org, raymond.tan-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, Romain.Baeriswyl-ux6zf3SgZrrQT0dZR+AlfA@public.gmane.org, carlpeng008-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, david.e.box-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, Alexey.Brodkin-HKixBCOQz3hWk0Htik3J/w@public.gmane.org, linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-i2c@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