Hi folks,
Given the potential power savings USB_SUSPEND offers, we'd
like to turn this on in Fedora kernels, however there still
seems to be quite a few devices out there that seem to have issues.
(Notably printers it seems). For our development kernels, we're
just shipping stuff as-is, so that
On Sunday 15 July 2007, Dave Jones wrote:
> Before I dig deeper, are there other side-effects of changing
> this default ?
Other than spending more power than necessary? :)
I don't think there should be, but Alan's most on top of these
particular issues. The main thing I'd worry about is root
On Sun, Jul 15, 2007 at 08:07:01PM -0700, David Brownell wrote:
> On Sunday 15 July 2007, Dave Jones wrote:
>
> > Before I dig deeper, are there other side-effects of changing
> > this default ?
>
> Other than spending more power than necessary? :)
>
> I don't think there should be, but
On Sunday 15 July 2007, Dave Jones wrote:
> On Sun, Jul 15, 2007 at 08:07:01PM -0700, David Brownell wrote:
> > On Sunday 15 July 2007, Dave Jones wrote:
> >
> > > Before I dig deeper, are there other side-effects of changing
> > > this default ?
> >
> > Other than spending more power than
On Sun, 15 Jul 2007, Dave Jones wrote:
> Hi folks,
>Given the potential power savings USB_SUSPEND offers, we'd
> like to turn this on in Fedora kernels, however there still
> seems to be quite a few devices out there that seem to have issues.
> (Notably printers it seems).
Scanners too. Plus
On Mon, Jul 16, 2007 at 10:38:48AM -0400, Alan Stern wrote:
> > -static int usb_autosuspend_delay = 2; /* Default delay value,
> > +static int usb_autosuspend_delay = 0; /* Default delay value,
> > * in seconds */
> > module_
On Mon, 16 Jul 2007, Dave Jones wrote:
> > > in usb_autopm_do_device()
> > > I'm suspecting logic is underflowing here causing this.
> >
> > Yes, that's what it means. I'm puzzled as to how this could occur; let
> > me try some tests. What types of devices give rise to these warnings?
>
On Mon, Jul 16, 2007 at 03:22:17PM -0400, Alan Stern wrote:
> > I'm not sure how that 5-1.4 relates to the above map.
> >
> > oh, there's one other case, where it prints the same thing for usb 4-2:
>
> All right, it turns out there really is a minor bug that shows up only
> with the autos
On Mon, 16 Jul 2007, Dave Jones wrote:
> On Mon, Jul 16, 2007 at 03:22:17PM -0400, Alan Stern wrote:
>
> > > I'm not sure how that 5-1.4 relates to the above map.
> > >
> > > oh, there's one other case, where it prints the same thing for usb 4-2:
> >
> > All right, it turns out there reall