Re: video: USB webcam fails since kernel 3.2

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Hi,

On 07/08/2012 08:33 PM, Jean-Francois Moine wrote:
On Sun, 08 Jul 2012 19:58:08 +0200
Hans de Goede <hdegoede@xxxxxxxxxx> wrote:

Hmm, this is then likely caused by the new isoc bandwidth negotiation code
in 3.2, unfortunately the vc032x driver is one of the few gspca drivers
for which I don't have a cam to test with. Can you try to build your own
kernel from source?

Hi Martin-Éric,

Instead of re-building the gspca driver from a kernel source, you may
try the gspca test tarball from my web site
	http://moinejf.free.fr/gspca-2.15.18.tar.gz

That is a good option too and easier then building a whole new kernel,
but:

It contains most of the bug fixes, including the one about the
bandwidth problem.

Right, but the problem with the vc032x driver is that there no bandwidth
related bugfix for it yet, which is why I asked Martin-Éric, not only
to build a new gspca driver from source, but also to try some modifications.

Martin-Éric,

Building the gspca test-tarbal also is a good way to test this:
http://moinejf.free.fr/gspca-2.15.18.tar.gz

But once you've confirmed the problem still happens with that version
you will still need to try the changes I suggested to gspca.c to help
us confirm that this is a bandwidth issue and try to come up with a fix.

Thanks & Regards,

Hans
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