Re: Hauppauge HVR-930C problems

[Fredrik Lingvall <fredrik.lingvall@gmail.com>]

On 12/07/11 14:55, Mauro Carvalho Chehab wrote:
>
>> <snip>
>>
>> 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