On 5/18/06, Guennadi Liakhovetski <[EMAIL PROTECTED]> wrote:
Hi all,
I've experimented a bit with the hub-power switching program from NIIBE
Yutaka and I've got a couple of questions to my observations.
On Sat, 14 Jan 2006, NIIBE Yutaka wrote:
> Vlado Handziski wrote:
>> http://thread.gmane.
On Thu, 18 May 2006, Guennadi Liakhovetski wrote:
> > It would be good to notify the kernel that it should check for
> > disconnected ports when you shut off the power. Right now there's no way
> > to do it. However it wouldn't be hard to add a sysfs interface for such a
> > purpose.
>
> You me
On Thu, 18 May 2006, Alan Stern wrote:
The relevant part of the spec is 11.24.2.7.2.1, which says that the
C_PORT_CONNECTION bit is set by attach or detach detect events, implying
it is not set by power changes.
It would be good to notify the kernel that it should check for
disconnected ports w
On Thu, 18 May 2006, Guennadi Liakhovetski wrote:
> On Thu, 18 May 2006, Guennadi Liakhovetski wrote:
>
> > doesn't. You only get some control URBs which I haven't tried yet to
> > interpret exactly, and first on power on you get an URB on the interrupt
>
> Ok, I decoded them: 2 control URBs on
On Thu, 18 May 2006, Guennadi Liakhovetski wrote:
doesn't. You only get some control URBs which I haven't tried yet to
interpret exactly, and first on power on you get an URB on the interrupt
Ok, I decoded them: 2 control URBs on power off and on are just the
URBs sent by the program to switc
Hi all,
I've experimented a bit with the hub-power switching program from NIIBE
Yutaka and I've got a couple of questions to my observations.
On Sat, 14 Jan 2006, NIIBE Yutaka wrote:
Vlado Handziski wrote:
http://thread.gmane.org/gmane.linux.usb.devel/36739
at the end I have posted a pyth
Vlado Handziski wrote:
> http://thread.gmane.org/gmane.linux.usb.devel/36739
>
>
> at the end I have posted a python wrapper over libusb for controlling the
> hub port power. The issue with the "self-healing" in the kernel is still
> there. We are currently patching the kernel to disable the automa
Attached is initial version of mine, which implements port power
control in user space.
It works fine for me. Thanks Alan and David for the suggestions and
patience.
The problem is that we need to select proper USB hub. It seems that
many USB hub (especially root hub) omits this feature.
I fou
On Fri, 13 Jan 2006, NIIBE Yutaka wrote:
> NIIBE Yutaka wrote:
> > Could you please take a deep breath, Alan?
>
> It is me who need a deep breath. :-> Sorry, Alan.
>
> My analysis was wrong, because I confused between requesttype and
> request. Thanks David who pointed out in private mail.
>
NIIBE Yutaka wrote:
> Could you please take a deep breath, Alan?
It is me who need a deep breath. :-> Sorry, Alan.
My analysis was wrong, because I confused between requesttype and
request. Thanks David who pointed out in private mail.
Here again.
In drivers/usb/core/hub.c, there are functio
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