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Matthew Walker wrote:
> On Thu, December 11, 2008 4:08 pm, Brandon Stout wrote:
>>> I recently ran powertop on a laptop and noticed that the webcam and
>>> bluetooth devices (both of which are connected via an internal USB hub),
>>> are always on. The
On Thu, December 11, 2008 4:08 pm, Brandon Stout wrote:
>> I recently ran powertop on a laptop and noticed that the webcam and
>> bluetooth devices (both of which are connected via an internal USB hub),
>> are always on. They are both sucking power, and the webcam is also
>> hitting the CPU with a
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Andrew McNabb wrote:
> I recently ran powertop on a laptop and noticed that the webcam and
> bluetooth devices (both of which are connected via an internal USB hub),
> are always on. They are both sucking power, and the webcam is also
> hitting the C
On Thu, Dec 11, 2008 at 09:36:47AM -0700, Aaron Toponce wrote:
>
> The core USB modules in Fedora are:
>
> uhci-hcd.ko - USB 1.1 for Intel/VIA
> ohci-hcd.ko - USB 1.1 for everyone else
> ehci-hcd.ko - USB 2.0 for all
Oddly, I don't have any of these modules loaded, even when USB is active
(altho
On Thu, Dec 11, 2008 at 09:05:29AM -0700, Matthew Walker wrote:
>
> Wouldn't that stop all USB devices from functioning though? I doubt that's
> what he wants.
>
> Unfortunately, I'm at a loss for any other solution, so this may be the only
> choice.
It looks like you can do something like thi
On Thu, Dec 11, 2008 at 09:22:06AM -0700, Andrew McNabb wrote:
> In Fedora, it looks like they must compile USB in to the kernel, since
> I'm not seeing any USB-related modules in lsmod.
>
> I was worried that the keyboard and trackpad might be attached to USB,
> but it looks like they aren't. So
On Thu, Dec 11, 2008 at 09:05:29AM -0700, Matthew Walker wrote:
>
> On Thu, December 11, 2008 8:57 am, Aaron Toponce wrote:
> > What distro? In Debian/Ubuntu, you can just unload the 'usbcore' module
> > or blacklist it. Placing it in your /etc/modprobe.conf or
> > /etc/modprobe.d/ should suffice.
On Thu, December 11, 2008 8:57 am, Aaron Toponce wrote:
> What distro? In Debian/Ubuntu, you can just unload the 'usbcore' module
> or blacklist it. Placing it in your /etc/modprobe.conf or
> /etc/modprobe.d/ should suffice.
Wouldn't that stop all USB devices from functioning though? I doubt that
On Thu, Dec 11, 2008 at 08:34:27AM -0700, Andrew McNabb wrote:
> I recently ran powertop on a laptop and noticed that the webcam and
> bluetooth devices (both of which are connected via an internal USB hub),
> are always on. They are both sucking power, and the webcam is also
> hitting the CPU wit
I recently ran powertop on a laptop and noticed that the webcam and
bluetooth devices (both of which are connected via an internal USB hub),
are always on. They are both sucking power, and the webcam is also
hitting the CPU with a constant stream of interrupts. Since I'm not
using them, I would l
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