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=-10.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 A12E9C433E2 for ; Mon, 20 Jul 2020 16:12:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7027620684 for ; Mon, 20 Jul 2020 16:12:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595261568; bh=rD/oQANo/tfWzhfMZw/pI/1zpyuP+YT4vSsGV6z3ILg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=jFidslv1Bv9N8qkBtJpZP87DRX2WTfI2Z1hb0xZMb+GQEtOmP39XvjAbVLZjzwdAW Bm3lcXgTeWnxvyVnnsNbIHhne9M4wVO822xEm5x+DkMHEuuuRTRLd4HE+MpiwqkdNt f9+bAYUT9MO3AhKBZ4ASTkd/4dK50EEsEtyS+Ygg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388022AbgGTQMq (ORCPT ); Mon, 20 Jul 2020 12:12:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:52414 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388001AbgGTQMo (ORCPT ); Mon, 20 Jul 2020 12:12:44 -0400 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 82EA820684; Mon, 20 Jul 2020 16:12:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595261564; bh=rD/oQANo/tfWzhfMZw/pI/1zpyuP+YT4vSsGV6z3ILg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OlvStWJivE+MWgj0I8yCTivADurj9/9XVBpJAOQRuh6u0QvPnWbAJ809I9SBUIv2F RL3QMnH3eE7Rsyr7TE0SQSOAofU2VyVOW4OBBMbdT1tDvu+VLFNf+vwJv6GsOpwKGN lEIrTqqrCKoWqMwoFd4HmuwqjW2VstYeSxvzPNik= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Frank Mori Hess , Alan Stern , Doug Anderson , Minas Harutyunyan , Felipe Balbi Subject: [PATCH 5.7 161/244] usb: dwc2: Fix shutdown callback in platform Date: Mon, 20 Jul 2020 17:37:12 +0200 Message-Id: <20200720152833.503805470@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200720152825.863040590@linuxfoundation.org> References: <20200720152825.863040590@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: Minas Harutyunyan commit 4fdf228cdf6925af45a2066d403821e0977bfddb upstream. To avoid lot of interrupts from dwc2 core, which can be asserted in specific conditions need to disable interrupts on HW level instead of disable IRQs on Kernel level, because of IRQ can be shared between drivers. Cc: stable@vger.kernel.org Fixes: a40a00318c7fc ("usb: dwc2: add shutdown callback to platform variant") Tested-by: Frank Mori Hess Reviewed-by: Alan Stern Reviewed-by: Doug Anderson Reviewed-by: Frank Mori Hess Signed-off-by: Minas Harutyunyan Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/dwc2/platform.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -342,7 +342,8 @@ static void dwc2_driver_shutdown(struct { struct dwc2_hsotg *hsotg = platform_get_drvdata(dev); - disable_irq(hsotg->irq); + dwc2_disable_global_interrupts(hsotg); + synchronize_irq(hsotg->irq); } /**