From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3255EC43603 for ; Mon, 16 Dec 2019 18:16:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 016CE207FF for ; Mon, 16 Dec 2019 18:16:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576520214; bh=QUuWlmukpB22zUiY0dYuQxdxdGq93Oj0RixZKBw1294=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Hps8JXdNFqqGLwuv+M/CM0OR3xlnZ+q8rUjrlU5gPLyB3B4qGgtBN+DjSbHkIsTyZ LWPpZGvMfiBrdO+sQatuFDwe9hzCghfC4y47nAeotHhlo9ByeLzmP6zpHOUjcFbMD3 4s4qNxENNgeke9tuXjdl8IrnijxJD6hcV8aOgtZ4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731608AbfLPSQw (ORCPT ); Mon, 16 Dec 2019 13:16:52 -0500 Received: from mail.kernel.org ([198.145.29.99]:39968 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731369AbfLPSQv (ORCPT ); Mon, 16 Dec 2019 13:16:51 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 47CB6207FF; Mon, 16 Dec 2019 18:16:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576520210; bh=QUuWlmukpB22zUiY0dYuQxdxdGq93Oj0RixZKBw1294=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fD8Z8XyhoSrCtUntcAJArKlRsXaqPzTCQd8WlMJvn7MjscqRPQAhDjifG2R2HY7/+ eraW+stjEjvb6owdoQcV0MQQpLDVQ2qQ3+aL0HzbsINAGPvjrRU8E2dC852ALB+Y2U TvHzH6bSa3Ji+23BysxW38PUk5QwGLxKA+zfQV10= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Thinh Nguyen , Felipe Balbi Subject: [PATCH 5.4 061/177] usb: dwc3: gadget: Clear started flag for non-IOC Date: Mon, 16 Dec 2019 18:48:37 +0100 Message-Id: <20191216174831.556504486@linuxfoundation.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191216174811.158424118@linuxfoundation.org> References: <20191216174811.158424118@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thinh Nguyen commit d3abda5a98a18e524e17fd4085c9f4bd53e9ef53 upstream. Normally the END_TRANSFER command completion handler will clear the DWC3_EP_TRANSFER_STARTED flag. However, if the command was sent without interrupt on completion, then the flag will not be cleared. Make sure to clear the flag in this case. Cc: stable@vger.kernel.org Signed-off-by: Thinh Nguyen Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/dwc3/gadget.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2719,6 +2719,9 @@ static void dwc3_stop_active_transfer(st WARN_ON_ONCE(ret); dep->resource_index = 0; + if (!interrupt) + dep->flags &= ~DWC3_EP_TRANSFER_STARTED; + if (dwc3_is_usb31(dwc) || dwc->revision < DWC3_REVISION_310A) udelay(100); }