From patchwork Thu Jun 9 07:42:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 580574 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB6EFC433EF for ; Thu, 9 Jun 2022 07:42:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239555AbiFIHmn (ORCPT ); Thu, 9 Jun 2022 03:42:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56080 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233962AbiFIHmm (ORCPT ); Thu, 9 Jun 2022 03:42:42 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B4FD21D320; Thu, 9 Jun 2022 00:42:40 -0700 (PDT) X-UUID: f2c8674f1de34f6e9c92c078e0b700c4-20220609 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.5, REQID:60d5966c-da47-45ec-a248-1bc7c14b60c7, OB:0, LO B:0,IP:0,URL:5,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,RULE:Release_Ham,ACT ION:release,TS:100 X-CID-INFO: VERSION:1.1.5, REQID:60d5966c-da47-45ec-a248-1bc7c14b60c7, OB:0, LOB: 0,IP:0,URL:5,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,RULE:Spam_GS981B3D,ACT ION:quarantine,TS:100 X-CID-META: VersionHash:2a19b09, CLOUDID:b9f4c37e-c8dc-403a-96e8-6237210dceee, C OID:71b688f0786c,Recheck:0,SF:28|17|19|48,TC:nil,Content:0,EDM:-3,IP:nil,U RL:1,File:nil,QS:0,BEC:nil X-UUID: f2c8674f1de34f6e9c92c078e0b700c4-20220609 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 853285066; Thu, 09 Jun 2022 15:42:35 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Thu, 9 Jun 2022 15:42:35 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 9 Jun 2022 15:42:34 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman CC: Chunfeng Yun , Matthias Brugger , , , , , Eddie Hung Subject: [PATCH 1/3] usb: mtu3: sync interrupt before unbind the udc Date: Thu, 9 Jun 2022 15:42:31 +0800 Message-ID: <20220609074233.15532-1-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Register gadget irq to avoid the interrupt handler is occurred or scheduled during the unbind flow, may happen when do android function switch stress test. Signed-off-by: Chunfeng Yun Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: AngeloGioacchino Del Regno --- drivers/usb/mtu3/mtu3_gadget.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c index 9977600616d7..d57cea62fe6b 100644 --- a/drivers/usb/mtu3/mtu3_gadget.c +++ b/drivers/usb/mtu3/mtu3_gadget.c @@ -680,6 +680,7 @@ int mtu3_gadget_setup(struct mtu3 *mtu) mtu->g.speed = USB_SPEED_UNKNOWN; mtu->g.sg_supported = 0; mtu->g.name = MTU3_DRIVER_NAME; + mtu->g.irq = mtu->irq; mtu->is_active = 0; mtu->delayed_status = false;