From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-lpp01m010-f46.google.com ([209.85.215.46]:52413 "EHLO mail-lpp01m010-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755908Ab1LGOZd (ORCPT ); Wed, 7 Dec 2011 09:25:33 -0500 Received: by lagp5 with SMTP id p5so229861lag.19 for ; Wed, 07 Dec 2011 06:25:31 -0800 (PST) Message-ID: <4EDF7758.3080309@gmail.com> Date: Wed, 07 Dec 2011 15:25:28 +0100 From: Fredrik Lingvall MIME-Version: 1.0 To: Mauro Carvalho Chehab CC: linux-media@vger.kernel.org Subject: Re: Hauppauge HVR-930C problems References: <4ED929E7.2050808@gmail.com> <4EDF6262.2000209@redhat.com> <4EDF6AB8.5050201@gmail.com> <4EDF7048.2030304@redhat.com> In-Reply-To: <4EDF7048.2030304@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: On 12/07/11 14:55, Mauro Carvalho Chehab wrote: > >> >> >> Bus 2 doesn't seem to do anything [Alloc= 0/800 us ( 0%)] while I'm >> scanning!? > > > Scanning envolves 2 different things: > 1) tuning and locking into a channel; > 2) streaming and filtering, in order to seek for program tables > inside the MPEG-TS. > > Step 1 uses USB control messages. > > Only at step 2, the device will use the USB ISOC packets. The USB core > will > see if is there enough bandwidth to reserve for ISOC transfers on that > time > (based on other traffic data), and submit the URB's (or return -ENOSPC > otherwise). > >> >> BTW: I'm running Gentoo x86_64 (amd64) on a Dell M2400 laptop with an >> SSD disk. >> >> Other hardware connected is a 200 GB disk using the eSata slot, a 1TB >> WD disk connected using another USB slot, a RME Multiface II >> soundcard using the expresscard slot. > > The external USB disk may be interfering, if it is also at bus 2. > Also, some laptops use USB for some internal components like wireless. > > Please remove all other USB devices, disable wireless (if your device > is USB) > and try again. > > Regards, > Mauro No there's nothing else at Bus 2 (I did a umount on the WD usb disk, cannot unplug devices since I'm logged in remotely right now), and Wireless is a pci device: lin-tv ~ # lspci 00:00.0 Host bridge: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub (rev 07) 00:01.0 PCI bridge: Intel Corporation Mobile 4 Series Chipset PCI Express Graphics Port (rev 07) 00:19.0 Ethernet controller: Intel Corporation 82567LM Gigabit Network Connection (rev 03) 00:1a.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 (rev 03) 00:1a.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 (rev 03) 00:1a.2 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 (rev 03) 00:1a.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 (rev 03) 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller (rev 03) 00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 (rev 03) 00:1c.1 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 2 (rev 03) 00:1c.2 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 3 (rev 03) 00:1c.3 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI Express Port 4 (rev 03) 00:1d.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 03) 00:1d.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 03) 00:1d.2 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 (rev 03) 00:1d.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 03) 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 93) 00:1f.0 ISA bridge: Intel Corporation ICH9M-E LPC Interface Controller (rev 03) 00:1f.2 RAID bus controller: Intel Corporation Mobile 82801 SATA RAID Controller (rev 03) 00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller (rev 03) 01:00.0 VGA compatible controller: nVidia Corporation Device 06fb (rev a1) 03:01.0 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller (rev 04) 03:01.1 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 21) 03:01.2 SD Host controller: Ricoh Co Ltd R5C843 MMC Host Controller (rev 11) 0c:00.0 Network controller: Intel Corporation PRO/Wireless 5300 AGN [Shiloh] Network Connection 0e:00.0 Multimedia audio controller: Xilinx Corporation RME Hammerfall DSP (rev 3c) lin-tv ~ # lsusb Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 001 Device 003: ID 413c:2513 Dell Computer Corp. internal USB Hub of E-Port Replicator Bus 001 Device 005: ID 0c45:63f8 Microdia Sonix Integrated Webcam Bus 003 Device 002: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth) Bus 005 Device 002: ID 0a5c:5800 Broadcom Corp. BCM5880 Secure Applications Processor Bus 006 Device 002: ID 0451:2036 Texas Instruments, Inc. TUSB2036 Hub Bus 003 Device 003: ID 413c:8157 Dell Computer Corp. Integrated Keyboard Bus 003 Device 004: ID 413c:8158 Dell Computer Corp. Integrated Touchpad / Trackstick Bus 006 Device 004: ID 046d:c704 Logitech, Inc. diNovo Wireless Desktop Bus 003 Device 005: ID 413c:8156 Dell Computer Corp. Wireless 370 Bluetooth Mini-card Bus 002 Device 008: ID 2040:1605 Hauppauge Devices at Bus 2: lin-tv ~ # lsusb | grep "Bus 002" Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 008: ID 2040:1605 Hauppauge /Fredrik