From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.99]:36624 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967319AbeEXJtI (ORCPT ); Thu, 24 May 2018 05:49:08 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Roger Quadros , Felipe Balbi , Sasha Levin Subject: [PATCH 4.9 26/96] usb: dwc3: omap: dont miss events during suspend/resume Date: Thu, 24 May 2018 11:38:09 +0200 Message-Id: <20180524093607.076046076@linuxfoundation.org> In-Reply-To: <20180524093605.602125311@linuxfoundation.org> References: <20180524093605.602125311@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Roger Quadros [ Upstream commit c49f63055e252810e5d6c83a4943b18db16b3cd8 ] The USB cable state can change during suspend/resume so be sure to check and update the extcon state. Signed-off-by: Roger Quadros Signed-off-by: Felipe Balbi Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/usb/dwc3/dwc3-omap.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -598,9 +598,25 @@ static int dwc3_omap_resume(struct devic return 0; } +static void dwc3_omap_complete(struct device *dev) +{ + struct dwc3_omap *omap = dev_get_drvdata(dev); + + if (extcon_get_state(omap->edev, EXTCON_USB)) + dwc3_omap_set_mailbox(omap, OMAP_DWC3_VBUS_VALID); + else + dwc3_omap_set_mailbox(omap, OMAP_DWC3_VBUS_OFF); + + if (extcon_get_state(omap->edev, EXTCON_USB_HOST)) + dwc3_omap_set_mailbox(omap, OMAP_DWC3_ID_GROUND); + else + dwc3_omap_set_mailbox(omap, OMAP_DWC3_ID_FLOAT); +} + static const struct dev_pm_ops dwc3_omap_dev_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(dwc3_omap_suspend, dwc3_omap_resume) + .complete = dwc3_omap_complete, }; #define DEV_PM_OPS (&dwc3_omap_dev_pm_ops)