On Tuesday 07 August 2007, Felipe Balbi wrote:
> Hello all,
> 
> Is there a way of reseting USB HCD from userspace without removing the
> kernel module?

No.  That would reset the entire bus ... which "should" only be done
after cleanly disconnecting all devices on that bus.


> I can see there's a method for reseting the controller (ehci_reset in
> my case) but it's called only when the device is first probed or as an
> error recovery method, am I right?

Right.


> David, I saw you're the one who implemented ehci controller support on
> linux, so do you remember coding such support? A way to reset the
> controller from userspace? Some ioctl? some sysfs interface? Is there
> any plans for that?

No past, current, or uture plans.  Why would you want such a thing?

- Dave

-------------------------------------------------------------------------
This SF.net email is sponsored by: Splunk Inc.
Still grepping through log files to find problems?  Stop.
Now Search log events and configuration files using AJAX and a browser.
Download your FREE copy of Splunk now >>  http://get.splunk.com/
_______________________________________________
linux-usb-devel@lists.sourceforge.net
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel

Reply via email to