Return-Path: Date: Wed, 16 Feb 2011 11:00:53 -0300 From: "Gustavo F. Padovan" To: Ed Tomlinson Cc: linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-usb@vger.kernel.org Subject: Re: [BUG] usb problems in .38-rc3+ Message-ID: <20110216140053.GE14085@joana> References: <201102051417.58953.edt@aei.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <201102051417.58953.edt@aei.ca> Sender: linux-kernel-owner@vger.kernel.org List-ID: Hi Ed, * Ed Tomlinson [2011-02-05 14:17:57 -0500]: > Hi, > > My bluetooth usb dongle has stopped working in .38-rc3+ > > Bus 002 Device 008: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode) > > and in dmesg > > [108495.369056] usb 5-1: new full speed USB device using ohci_hcd and address 3 > [108495.573077] usb 5-1: New USB device found, idVendor=0a12, idProduct=0001 > [108495.580099] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 > [108652.971977] usb 5-1: USB disconnect, address 3 > [108652.972718] btusb_bulk_complete: hci0 urb ffff8800684e99c0 failed to resubmit (19) > [108652.973725] btusb_bulk_complete: hci0 urb ffff8800684e9c00 failed to resubmit (19) > [108652.974707] btusb_intr_complete: hci0 urb ffff8800684e9840 failed to resubmit (19) > [108653.001690] btusb_send_frame: hci0 urb ffff8800bb42a240 submission failed > [108657.007541] usb 2-4.7: new full speed USB device using ehci_hcd and address 8 > [108657.147736] usb 2-4.7: New USB device found, idVendor=0a12, idProduct=0001 > [108657.154954] usb 2-4.7: New USB device strings: Mfr=0, Product=0, SerialNumber=0 > > Its been working for years here. > > Any ideas on what to try or additional info to gather? What's the symptom? what do you mean by stopped to work? Can you provide me output of "hciconfig -a"? And if possible enable dynamic debug for your kernel, mount the debugfs and then echo -n "module btusb +p" > /sys/kernel/debug/dynamic_debug/control echo -n "module bluetooth +p" > /sys/kernel/debug/dynamic_debug/control -- Gustavo F. Padovan http://profusion.mobi