From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752592AbdHICa4 (ORCPT ); Tue, 8 Aug 2017 22:30:56 -0400 Received: from m50-112.126.com ([123.125.50.112]:42721 "EHLO m50-112.126.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751971AbdHICay (ORCPT ); Tue, 8 Aug 2017 22:30:54 -0400 From: Meng Dongyang To: gregkh@linuxfoundation.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, johnyoun@synopsys.com, heiko@sntech.de Cc: wulf@rock-chips.com, frank.wang@rock-chips.com, Meng Dongyang Subject: [PATCH v2] usb: dwc2: skip L2 state of hcd if work in device mode Date: Wed, 9 Aug 2017 10:34:08 +0800 Message-Id: <1502246049-29373-1-git-send-email-daniel.meng@rock-chips.com> X-Mailer: git-send-email 1.9.1 X-CM-TRANSID: j9KowAD3_t6Gc4pZ+y0CIA--.627S2 X-Coremail-Antispam: 1Uf129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UbIYCTnIWIevJa73UjIFyTuYvjxU3Ta0UUUUU X-Originating-IP: [58.22.7.114] X-CM-SenderInfo: h0xd06xkxd01pltxt0a6rslhhfrp/1tbitQgvj1YY85QxsAAAs1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The gadget may fail to enqueue request if the controller has enter L2 state. This patch prevent enter L2 state in hcd driver if the controller works in device mode. Change in v2:None, resend to addition maintainer Meng Dongyang (1): usb: dwc2: skip L2 state of hcd if controller work in device mode drivers/usb/dwc2/hcd.c | 6 ++++++ 1 file changed, 6 insertions(+) -- 1.9.1