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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 57445C433E1 for ; Tue, 26 May 2020 17:19:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 25060207FB for ; Tue, 26 May 2020 17:19:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=infinera.com header.i=@infinera.com header.b="IEQz5Jia" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388654AbgEZRTm (ORCPT ); Tue, 26 May 2020 13:19:42 -0400 Received: from mail-mw2nam10on2085.outbound.protection.outlook.com ([40.107.94.85]:21185 "EHLO NAM10-MW2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2388061AbgEZRTl (ORCPT ); Tue, 26 May 2020 13:19:41 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=JZkyfOCHlujNTlzCaiEAk5hTV4tBMW+LEjzQ9o2FXpABb2dFmBovS77Xwqorha8C6YphQadlA6ZoV/SY5DlTIOfAmo4b/k9MtIY7YdmjUuaAzqBjciArFCPMIkASrCTW4P9+XosQcSD9YR1RtLPteAROz0vyZ/QwtPISx0c3+pctPoB1FqbszE4jUqmDQYoTSCbyq0kI/CcN72y4kpAl7fVDhcBv5GukjZfYTc0bCLQCl4Aa5d5Ayck995Ljb4YjDJVvvhENKKJYGKSznKCk9E1+d1g4XdLsiVO4XLba+k70UoJaZKOfg3wcBdFwQjZSYTb6GLqMQ4u0DHCbnygrpw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=BoEiZcgygynnzDCXPqPO6ODcBNAXdEc0JKy0AaqUq8Q=; b=miKASnnhNdBBouvg/nM9DZtZ9KN0jZ7qwOKkmHrk6zlqzKBFUohBcxshh8uppbo3sg8rdIYAjyEHdM3jwJfOTLNi4jb1wieUwPSdsZAQdLR1msV20Y0gF7ITaxcjPuJRpfAoX8otwkiAJvLva76LL5ylV+jzm3FQGsaW764/x8YAxBgTLe2YoNCrIO7654EnW9b5s81QAMqxS5Nk6D8ihik3euTKhwDmuBT2DD4Mns+OzSPaYIDiogrqrveq5mE/uY14tX4ErdjHRv8KUOU9jkyGVBtCZiVzwf4VsnPFJTrxg0QTzFHh6XUI0gfctOSi5sgcFApSNQPDi8GJNVvswg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=infinera.com; dmarc=pass action=none header.from=infinera.com; dkim=pass header.d=infinera.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=infinera.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=BoEiZcgygynnzDCXPqPO6ODcBNAXdEc0JKy0AaqUq8Q=; b=IEQz5JianCUkb0SSqq3ffqVJqPKKSACBx+HfPxCL0GiRtJJrR+MFEhTu/EiZZOX8So4lQQJ0gJL+7diU1LGRuOqgTAvnqJW2BfHV5pEN1NRJv2oG/pGRkEsJkaHbkEBuOe+b8omE/YGJpmo0UeVD2Y5nj9QlmBQGQSFvN+jZd5E= Received: from BN8PR10MB3540.namprd10.prod.outlook.com (2603:10b6:408:ae::24) by BN8PR10MB3571.namprd10.prod.outlook.com (2603:10b6:408:ad::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3021.27; Tue, 26 May 2020 17:19:38 +0000 Received: from BN8PR10MB3540.namprd10.prod.outlook.com ([fe80::c158:d59f:e3bc:1941]) by BN8PR10MB3540.namprd10.prod.outlook.com ([fe80::c158:d59f:e3bc:1941%2]) with mapi id 15.20.3021.029; Tue, 26 May 2020 17:19:38 +0000 From: Joakim Tjernlund To: "oneukum@suse.com" , "linux-usb@vger.kernel.org" Subject: Re: ttyACM: disabled by hub (EMI?), re-enabling... Causes garbage chars & disconnect Thread-Topic: ttyACM: disabled by hub (EMI?), re-enabling... Causes garbage chars & disconnect Thread-Index: AQHWMqM6W5iP9Jkv9UCEGIiDuBaJw6i45d+AgAADdICAABpkAIABC5qAgAADbYCAABTvAIAAbWUAgAAJUgA= Date: Tue, 26 May 2020 17:19:38 +0000 Message-ID: <4c2bd25aa7f6672cb132487f7af6a787ffc1fab6.camel@infinera.com> References: <6a4fe396ab5ae6cda548e904c57bc823103999d7.camel@infinera.com> <1590418977.2838.16.camel@suse.com> <1590482853.2838.26.camel@suse.com> <8cf71160e703a18b28d27a844406d42f6cadf39b.camel@infinera.com> <1590488084.2838.34.camel@suse.com> <42c92312c74e90e5507de4103bd15bbbe175f98d.camel@infinera.com> In-Reply-To: <42c92312c74e90e5507de4103bd15bbbe175f98d.camel@infinera.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Evolution 3.36.2 authentication-results: suse.com; dkim=none (message not signed) header.d=none;suse.com; dmarc=none action=none header.from=infinera.com; x-originating-ip: [88.131.87.201] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 993ccb98-5d3f-4469-7198-08d80198f857 x-ms-traffictypediagnostic: BN8PR10MB3571: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:6108; x-forefront-prvs: 041517DFAB x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 8LtCouV6gRmfzG/kAq4GEYJ3DSZsGMFxEOGvalCpuuaD0nXzENTM/u+VOf/bYjW4xKYUN9TRsJcXUOGGAuZnnwKu9GI+AOrU8OPDHIa+gr2Mol6o6pZT8j7OBGxtRXmuzT3qn2H6KcthiBzxbowTn9qQd6KqIbFaB5quVfmpo9OnViMV8G0W/ZuIlKJeJN/pKSq9dvzQPxZPodNTm7E4IjhAmjiezcZm2qAgg/tV+RVpLpY6/q8OmuYsNK3SEgVvR5S0Un/m5F8gcEmrqPqEMiVPB6rB1Ztb7FR32v2xE60cRPIe+7ZrPko5Nu1hRCdEH76rnH+tHY+e5NRsywfJXQ== x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BN8PR10MB3540.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFTY:;SFS:(4636009)(396003)(366004)(136003)(39860400002)(346002)(376002)(91956017)(76116006)(66556008)(66946007)(2906002)(64756008)(36756003)(71200400001)(110136005)(26005)(6512007)(2616005)(8936002)(5660300002)(6506007)(66446008)(6486002)(186003)(66476007)(478600001)(86362001)(8676002)(316002);DIR:OUT;SFP:1101; x-ms-exchange-antispam-messagedata: Z2ldQrNPXtylhs3IPg5E/p1Mq3nh7yMKC4hpqMvOSNFSzH/Y0n3fyWfw+jCx3wt7pWyoFv77j0eXHlzttcqX3ncjD7dTrEjzrLiLe53B4svp376LhukGFTbBNvGjfPcFNDG95fRZiz4WvdyCU3HxazCviBgwuZwI8S3AJeOvmibxzWJofb0qqvN8AyTx/gXjTo7KucVDFvXAC2cvLorNjjJqx1QFLenbHf7K4ljv3rR69UbkKKBPexKvNAHOBQmkY2iIJdD45p/1m9XXW+4YDd5Umz424Yx8u7ge1eD4RdsQacvz05OFbFgBDaC6GTwbrDXEsCAYMWVg6UbKdG5w9EXmVBovEoJoobP588mTgb2P/h7ubfwVJ7iJYC3XG3u+QOes63Y++E3DkFhnjN2biBNWx6Ckii0qG9LXOUUWScmV1lbiW5U7RUvQdaWBWbMU7tqqWCvuL8mhaWksLbheZVFXTSHNzuDmWtHqfAqUmvs= x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="utf-8" Content-ID: <76A34C2C8BB2C24E91E61E5327D58861@namprd10.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: infinera.com X-MS-Exchange-CrossTenant-Network-Message-Id: 993ccb98-5d3f-4469-7198-08d80198f857 X-MS-Exchange-CrossTenant-originalarrivaltime: 26 May 2020 17:19:38.4772 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 285643de-5f5b-4b03-a153-0ae2dc8aaf77 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: SyJglhw9zf2Uac+P4tniWnTJ7YhYQHXCfvWQyW05W/fp6Y6wh0hAmkZmGSdfIa1rdfM9o0zvddnSyErJ9wcBVA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR10MB3571 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org T24gVHVlLCAyMDIwLTA1LTI2IGF0IDE4OjQ2ICswMjAwLCBKb2FraW0gVGplcm5sdW5kIHdyb3Rl Og0KPiBPbiBUdWUsIDIwMjAtMDUtMjYgYXQgMTI6MTQgKzAyMDAsIE9saXZlciBOZXVrdW0gd3Jv dGU6DQo+ID4gQ0FVVElPTjogVGhpcyBlbWFpbCBvcmlnaW5hdGVkIGZyb20gb3V0c2lkZSBvZiB0 aGUgb3JnYW5pemF0aW9uLiBEbyBub3QgY2xpY2sgbGlua3Mgb3Igb3BlbiBhdHRhY2htZW50cyB1 bmxlc3MgeW91IHJlY29nbml6ZSB0aGUgc2VuZGVyIGFuZCBrbm93IHRoZSBjb250ZW50IGlzIHNh ZmUuDQo+ID4gDQo+ID4gDQo+ID4gQW0gRGllbnN0YWcsIGRlbiAyNi4wNS4yMDIwLCAwODo1OSAr MDAwMCBzY2hyaWViIEpvYWtpbSBUamVybmx1bmQ6DQo+ID4gPiBPbiBUdWUsIDIwMjAtMDUtMjYg YXQgMTA6NDcgKzAyMDAsIE9saXZlciBOZXVrdW0gd3JvdGU6DQo+ID4gPiA+IEFtIE1vbnRhZywg ZGVuIDI1LjA1LjIwMjAsIDE2OjQ5ICswMDAwIHNjaHJpZWIgSm9ha2ltIFRqZXJubHVuZDoNCj4g PiA+ID4gDQo+ID4gPiA+ID4gVG8gYmUgY2xlYXIsIEkgY2FuIHB1bGwgdGhlIGNhYmxlIGFuZCBw dXQgaXQgYmFjayBhbmQgdGhlcmUgYXJlIG5vIGdhcmJhZ2UgY2hhcnMuDQo+ID4gPiA+ID4gVGhl cmUgaXMgYWxzbyB0aGlzIGVycm9yOg0KPiA+ID4gPiA+IFtXZWQgTWF5IDIwIDE0OjAzOjI1IDIw MjBdIGNkY19hY20gMS02LjM6MS4xOiBhY21fY3RybF9pcnEgLSB1c2Jfc3VibWl0X3VyYiBmYWls ZWQ6IC0xOQ0KPiA+ID4gPiA+IFtXZWQgTWF5IDIwIDE0OjAzOjI1IDIwMjBdIHVzYiAxLTYtcG9y dDI6IGF0dGVtcHQgcG93ZXIgY3ljbGUNCj4gPiA+ID4gPiBbV2VkIE1heSAyMCAxNDowMzoyNiAy MDIwXSB1c2IgMS02LjM6IFVTQiBkaXNjb25uZWN0LCBkZXZpY2UgbnVtYmVyIDg2DQo+ID4gPiA+ ID4gW1dlZCBNYXkgMjAgMTQ6MDM6MjYgMjAyMF0gY2RjX2FjbSAxLTYuMzoxLjE6IGZhaWxlZCB0 byBzZXQgZHRyL3J0cw0KPiA+ID4gPiA+IA0KPiA+ID4gPiA+IFNob3VsZCBub3QgdGhpcyBhdXRv IHJlZW5hYmxlIGVtdWxhdGUgcmVhdHRhY2hpbmcgdGhlIFVTQiBjYWJsZT8NCj4gPiA+ID4gDQo+ ID4gPiA+IEhpLA0KPiA+ID4gPiANCj4gPiA+ID4geWVzIGl0IHNob3VsZC4gWW91IGZpbmQgdGhl IGdhcmFnZSBjaGFyYWN0ZXJzIGFmdGVyIHRoZSBFTUkgZXZlbnQuIEhvdw0KPiA+ID4gPiBzdXJl IGFyZSB5b3UgdGhhdCB0aGV5IGFycml2ZSBhZnRlciB0aGUgZXZlbnQgYW5kIG5vdCBkdXJpbmcg dGhlIGV2ZW50Pw0KPiA+ID4gPiANCj4gPiA+IA0KPiA+ID4gRG9uJ3Qga25vd24gaG93IHRvIGRl dGVybWluZSB0aGF0Pw0KPiA+ID4gSSBjYW4gc2F5IHRoYXQNCj4gPiA+ICAgIGFjbV9jdHJsX2ly cSAtIHVzYl9zdWJtaXRfdXJiIGZhaWxlZDogLTE5DQo+ID4gDQo+ID4gLTE5IGlzIC1FTk9ERVYN Cj4gPiANCj4gPiBUaGUgZHJpdmVyIHRoaW5rcyB0cmllcyB0byByZXN1Ym1pdCB0aGUgVVJCIGFz a2luZyBmb3IgY29udHJvbA0KPiA+IG1lc3NhZ2VzLg0KPiA+IEJhc2ljYWxseSB5b3UgYXJlIHNl ZWluZyBlcnJvciBoYW5kbGluZyBzdGFydGluZyBhbmQgZmFpbGluZyBkdWUNCj4gPiB0byBhIHN1 YnNlcXVlbnQgZGlzY29ubmVjdC4NCj4gPiANCj4gPiA+IGFuZA0KPiA+ID4gICAgY2RjX2FjbSAx LTYuMzoxLjE6IGZhaWxlZCB0byBzZXQgZHRyL3J0cw0KPiA+ID4gYXJlIHVuaXF1ZSB0byB0aGlz IEVNSSBldmVudCB0aG91Z2guIEl0IGRvZXMgbm90IGZlZWwgbGlrZSB0aGlzDQo+ID4gPiByZWVu YWJsaW5nIGZvbGxvdyB0aGUgc2FtZSBwcm9jZWR1cmUgYXMgYSBjYWJsZSBwdWxsPw0KPiA+ID4g QXMgSSBjYW4gb25seSBzZWUgdGhlIGFib3ZlIHR3byBlcnJvcnMgSSB0aGluayB3ZSBzaG91bGQg Z2V0IHJpZCBvZg0KPiA+ID4gdGhlc2UgZmlyc3QuDQo+ID4gDQo+ID4gVGhlIHRpbWluZyBpcyBk aWZmZXJlbnQgYW5kIGlmIHRoZXJlIGlzIEVNSSB0cmFuc2ZlciBjYW4gZW5kDQo+ID4gaW4gZXJy b3JzIGFuZCBjYXVzZSBlcnJvciBoYW5kbGluZyB0byBraWNrIGluLiBZb3UgYXJlIHNlZWluZw0K PiA+IHN5bXB0b21zLiBZb3UgY2FuIHRyeSBlbmFibGluZyBkeW5hbWljIGRlYnVnZ2luZyB0byBn ZXQNCj4gPiBhIGJldHRlciBsb2cuDQo+ID4gDQo+ID4gICAgICAgICBSZWdhcmRzDQo+ID4gICAg ICAgICAgICAgICAgIE9saXZlcg0KPiA+IA0KPiANCj4gVHJpZWQgc29tIGR5bmFtaWMgZGVidWcg Zm9yIG1vZHVsZSBjZGNfYWNtIGdvdCBzb21ldGhpbmcgSSBjYW5ub3QgcGFyc2U6DQo+IFtUdWUg TWF5IDI2IDE4OjI0OjMwIDIwMjBdIGNkY19hY20gMS02LjM6MS4xOiB0dHlBQ00wOiBVU0IgQUNN IGRldmljZQ0KPiBbVHVlIE1heSAyNiAxODoyNDozMCAyMDIwXSBjZGNfYWNtIDEtNi4zOjEuMTog YWNtX2N0cmxfbXNnIC0gcnEgMHgyMCwgdmFsIDB4MCwgbGVuIDB4NywgcmVzdWx0IDcNCj4gW1R1 ZSBNYXkgMjYgMTg6MjQ6NDMgMjAyMF0gdXNiIDEtNi4yOiBuZXcgaGlnaC1zcGVlZCBVU0IgZGV2 aWNlIG51bWJlciAzNiB1c2luZyB4aGNpX2hjZA0KPiBbVHVlIE1heSAyNiAxODoyNDo0MyAyMDIw XSBjZGNfZXRoZXIgMS02LjI6MS4wIHVzYjA6IHJlZ2lzdGVyICdjZGNfZXRoZXInIGF0IHVzYi0w MDAwOjAwOjE0LjAtNi4yLCBDREMgRXRoZXJuZXQgRGV2aWNlLCA5MjpkMTpjOTpiNDo5MTpkNQ0K PiBbVHVlIE1heSAyNiAxODoyNDo0MyAyMDIwXSBJUHY2OiBBRERSQ09ORihORVRERVZfVVApOiB1 c2IwOiBsaW5rIGlzIG5vdCByZWFkeQ0KPiBbVHVlIE1heSAyNiAxODoyNTo0MCAyMDIwXSBjZGNf YWNtIDEtNi4zOjEuMTogYWNtX2N0cmxfbXNnIC0gcnEgMHgyMiwgdmFsIDB4MywgbGVuIDB4MCwg cmVzdWx0IDANCj4gW1R1ZSBNYXkgMjYgMTg6MjU6NDAgMjAyMF0gY2RjX2FjbSAxLTYuMzoxLjE6 IGFjbV90dHlfc2V0X3Rlcm1pb3MgLSBzZXQgbGluZTogMTE1MjAwIDAgMCA4DQo+IFtUdWUgTWF5 IDI2IDE4OjI1OjQwIDIwMjBdIGNkY19hY20gMS02LjM6MS4xOiBhY21fY3RybF9tc2cgLSBycSAw eDIwLCB2YWwgMHgwLCBsZW4gMHg3LCByZXN1bHQgNw0KPiBbVHVlIE1heSAyNiAxODoyNTo0MiAy MDIwXSBjZGNfYWNtIDEtNi4zOjEuMTogYWNtX2N0cmxfaXJxIC0gdXJiIHNodXR0aW5nIGRvd24g d2l0aCBzdGF0dXM6IC0yDQo+IFtUdWUgTWF5IDI2IDE4OjI1OjQyIDIwMjBdIGNkY19hY20gMS02 LjM6MS4yOiBhY21fcmVhZF9idWxrX2NhbGxiYWNrIC0gdXJiIHNodXR0aW5nIGRvd24gd2l0aCBz dGF0dXM6IC0yDQo+IC4uLi4NCj4gDQo+IEkgZG8gbm90ZSBvbmUgdGhpbmcgaW46DQo+IA0KPiBG aXJzdCBjb25uZWN0IGFmdGVyIHBvd2VyIG9uIGZvciB0aGUgZ2FkZ2V0IEkgc2VlIHNvbWUgZ2Fy YmFnZSBjaGFycyB3aGVuIGNvbm5lY3Rpbmcgd2l0aCBjdS4NCj4gSG93ZXZlciwgaWYgSSBqdXN0 IGRvIGEgImNhdCAvZGV2L3R0eUFDTTAiLCBDdHJsLUMgYW5kIHRoZW4gY3UgSSB0aGVyZSBhcmUg bm8gZ2FyYmFnZSBjaGFycy4NCj4gDQo+IEl0IGZlZWxzIGxpa2UgdGhlIGdhZGdldCBpcyBzcGV3 aW5nIHNvbWUgZ2FyYmFnZSBhdCBwb3dlciBvbiBhbmQgdGhpcyBnZXRzIHNhdmVkIGluIGhvc3Rz IGNkY19hY20sIG9uY2UNCj4gSSBvcGVuIC9kZXYvdHR5QUNNMCBmb3Igd3JpdGUsIHRoZXNlIGdl dHMgZWNob2VkIGJhY2sgdG8gdGhlIGdhZGdldC4NCj4gSWYgc28sIGNkY19hY20gZmFpbHMgdG8g Y2xlYXIgaXRzIGJ1ZmZlcnMgYmVmb3JlIHRoZSBmaXJzdCBvcGVuLCBkb2VzIHRoaXMgbWFrZSBz ZW5zZSB0byB5b3U/DQo+IA0KDQpHb3Qgc29tZSBldmlkZW5jZSBub3csIEkgY2hhbmdlIHRoZSBk ZWZhdWx0IGJhdWQgcmF0ZSBmb3JtIDk2MDAgdG8gMTE1MjAwIGluIGNkY19hY20gYW5kIG5vdw0K SSBjYW4gc2VlKGluc3RlYWQgb2YgZ2FyYmFnZSBjaGFycyk6DQpjdSB1c2JhY20wDQpDb25uZWN0 ZWQuDQpeQA0KDQoNCg0KVS1Cb290IFNQTA0KDQoNClRoaXMgInUtYm9vdCBTUEwiIGlzIHRoZSBm aXJzdCB0aGluZyB1LWJvb3Qgd3JpdGVzIGFuZCBzb21laG93IHRoaXMgaXMgcmVtZW1iZXJlZCwg SSBhc3N1bWUsIGJ5IGNkY19hY20gDQphbmQgZ2V0cyBlY2hvZWQgYmFjayB3aGVuIEkgb3BlbiB0 dHlBQ00wDQoNCiBKb2NrZQ0K