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Thu, 2 Jan 2020 21:51:58 +0000 Received: from gryphon.disruptive.org.uk (81.98.19.123) by LO2P265CA0176.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:a::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2602.12 via Frontend Transport; Thu, 2 Jan 2020 21:51:55 +0000 Received: from roger by tweedledum with local (Exim 4.93) (envelope-from ) id 1in8Ni-00053w-I6; Thu, 02 Jan 2020 21:51:50 +0000 From: Roger Whittaker To: Alan Stern CC: Laurent Pinchart , Takashi Iwai , Johan Hovold , Greg KH , Takashi Iwai , "linux-usb@vger.kernel.org" Subject: Re: Certain cameras no longer working with uvcvideo on recent (openSUSE) kernels Thread-Topic: Certain cameras no longer working with uvcvideo on recent (openSUSE) kernels Thread-Index: AQHVwLJayGZp6RBuVEegHhmo/iY1p6fWD1iAgAAHtICAAAwugIAAAxQAgAAXE4CAAP6UgIAAHvEAgAAgJYCAABmWgIAABXeAgAABiACAAAzPAIAAQ9gA Date: Thu, 2 Jan 2020 21:51:55 +0000 Message-ID: <20200102215150.GA19206@suse.com> References: <20200102170310.GF4843@pendragon.ideasonboard.com> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: LO2P265CA0176.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:a::20) To DM5PR1801MB1817.namprd18.prod.outlook.com (2603:10b6:4:65::11) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Roger.Whittaker@suse.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [81.98.19.123] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: e9c71868-251e-4955-a5af-08d78fcdfbe0 x-ms-traffictypediagnostic: DM5PR1801MB1945: x-ld-processed: 856b813c-16e5-49a5-85ec-6f081e13b527,ExtFwd x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:8273; x-forefront-prvs: 0270ED2845 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(4636009)(376002)(136003)(366004)(39850400004)(346002)(396003)(189003)(199004)(9746002)(81166006)(2906002)(9786002)(81156014)(33656002)(44832011)(1076003)(6916009)(71200400001)(316002)(5660300002)(66946007)(54906003)(8936002)(36756003)(426003)(4326008)(66446008)(64756008)(66476007)(66556008)(70036008)(52116002)(86362001)(26005)(2616005)(8676002)(478600001)(186003);DIR:OUT;SFP:1102;SCL:1;SRVR:DM5PR1801MB1945;H:DM5PR1801MB1817.namprd18.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: suse.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: GFW18FoJPyF9bK2AolzT52bcJFfJwQMd1vW2ml7Jf//vNjhOVYNo8RdEhkmIDKI4FDpq0swvlYqzrOFJWR4QO/JnjsoVvvr2aViiV409QxIZO7dj88ZBKjynm+3fDRSMizNBMfjLEPckpqYjrDoJdNPnT9WRZ3s5AcHYMR2a+UPG0yeKeN4P5EhNEyNUvNyuv22JVir/KK9zCnylZf2AlyvsFJYMjY6SUM83+kjDuFwdFYNVdXthbBgWVMmUYgRrprU61o0L3owzELDD30CVrdGAjEYNdadsDRiFCqhioW+RB5pBH3SR6ul4NWdb+9HzFKEZQeQrbGeQ12bNP2BJe2LrbpGa3KiWl2/eQNcqqtopAurZIL6fkkQkMGKzGEA6djQ9fmbZc1D4iwisNoUc+4RqAwyjgkG14ua6PRmgfJMYtalXf6eZz5D/DigA7Eeg Content-Type: text/plain; charset="us-ascii" Content-ID: <5E45907DAE886049B30918D3F1314E9F@namprd18.prod.outlook.com> Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: e9c71868-251e-4955-a5af-08d78fcdfbe0 X-MS-Exchange-CrossTenant-originalarrivaltime: 02 Jan 2020 21:51:56.4629 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 856b813c-16e5-49a5-85ec-6f081e13b527 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: QE8H/2FUcy0hfcyO6yPd4NhnRYDACUiGE9suY/4K2iXVSloV4gK0bJj1ZzmC4RSuPqlg+ordkwZqYjczgUdMkQfBRzCYjG3lhIPPOVg5WQE= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR1801MB1945 X-OriginatorOrg: suse.com Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Thu, Jan 02, 2020 at 12:49:00PM -0500, Alan Stern wrote: > Roger, you can get more information by plugging in the device and > then posting the contents of /sys/kernel/debug/usb/devices (or just > the portion that refers to the camera). It would be interesting to > compare the values from the kernel with the commit present and the > kernel with the commit reverted. 5.3.12-2-default (commit present) T: Bus=01 Lev=04 Prnt=08 Port=00 Cnt=01 Dev#= 10 Spd=480 MxCh= 0 D: Ver= 2.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=1778 ProdID=0214 Rev= 7.07 S: Manufacturer=IPEVO Inc. S: Product=IPEVO Point 2 View C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr=500mA A: FirstIf#= 1 IfCount= 2 Cls=0e(video) Sub=03 Prot=00 I:* If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid E: Ad=85(I) Atr=03(Int.) MxPS= 8 Ivl=64ms I:* If#= 1 Alt= 0 #EPs= 1 Cls=0e(video) Sub=01 Prot=00 Driver=uvcvideo E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=32ms I:* If#= 2 Alt= 0 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=(none) E: Ad=82(I) Atr=05(Isoc) MxPS= 0 Ivl=125us I: If#= 2 Alt= 1 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=(none) E: Ad=82(I) Atr=05(Isoc) MxPS=3060 Ivl=125us ---------------- 5.4.7-1.g43720a7-default (commit reverted) T: Bus=01 Lev=04 Prnt=08 Port=00 Cnt=01 Dev#= 13 Spd=480 MxCh= 0 D: Ver= 2.00 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 1 P: Vendor=1778 ProdID=0214 Rev= 7.07 S: Manufacturer=IPEVO Inc. S: Product=IPEVO Point 2 View C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr=500mA A: FirstIf#= 1 IfCount= 2 Cls=0e(video) Sub=03 Prot=00 I:* If#= 0 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid E: Ad=85(I) Atr=03(Int.) MxPS= 8 Ivl=64ms I:* If#= 1 Alt= 0 #EPs= 1 Cls=0e(video) Sub=01 Prot=00 Driver=uvcvideo E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=32ms I:* If#= 2 Alt= 0 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=uvcvideo E: Ad=82(I) Atr=05(Isoc) MxPS= 0 Ivl=125us I: If#= 2 Alt= 1 #EPs= 1 Cls=0e(video) Sub=02 Prot=00 Driver=uvcvideo E: Ad=82(I) Atr=05(Isoc) MxPS=3060 Ivl=125us -- ============================================ Roger Whittaker SUSE Linux Premium Support Engineer roger.whittaker@suse.com +44 7802 357081 SUSE Linux One Station Square Bracknell RG12 1QB United Kingdom ============================================