From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yuvaraj Kumar C D Subject: [RFC 5/5] usb: dwc3: enable async suspend/resume Date: Wed, 18 Dec 2013 16:09:34 +0530 Message-ID: <1387363174-25942-5-git-send-email-yuvaraj.cd@samsung.com> References: <1387363174-25942-1-git-send-email-yuvaraj.cd@samsung.com> Return-path: Received: from mail-pb0-f48.google.com ([209.85.160.48]:33503 "EHLO mail-pb0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754472Ab3LRKkF (ORCPT ); Wed, 18 Dec 2013 05:40:05 -0500 In-Reply-To: <1387363174-25942-1-git-send-email-yuvaraj.cd@samsung.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: stern@rowland.harvard.edu, gregkh@linuxfoundation.org, kgene.kim@samsung.com, linux-usb@vger.kernel.org, sarah.a.sharp@linux.intel.com, balbi@ti.com, gautam.vivek@samsung.com, joshi@samsung.com Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, Andrew Bresticker , Yuvaraj Kumar C D From: Andrew Bresticker In addition to enabling async suspend/resume on the xhci-plat device, we must enable it for the dwc3 device (the parent of xhci-plat) in order to make the full USB stack resume asynchronously. Like the xhci-plat, ehci-s5p, and ohci-exynos drivers, there are no outside dependencies which would make resuming the dwc3 driver asynchronously unsafe. Signed-off-by: Andrew Bresticker Reviewed-by: Julius Werner Signed-off-by: Yuvaraj Kumar C D --- drivers/usb/dwc3/core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 59bb8d2..9c8a273 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -586,6 +586,8 @@ static int dwc3_probe(struct platform_device *pdev) pm_runtime_allow(dev); + device_enable_async_suspend(dev); + return 0; err3: -- 1.7.9.5