Re: [GIT PATCH] USB patches for 3.9-rc1

Lan Tianyu
2013-02-22T17:38:49Z

On 2013/2/23 1:20, Dave Jones wrote:
> On Sat, Feb 23, 2013 at 01:17:42AM +0800, Lan Tianyu wrote:
> > On 2013/2/23 1:14, Dave Jones wrote:
> > > On Sat, Feb 23, 2013 at 01:02:11AM +0800, Lan Tianyu wrote:
> > >
> > > > > > > What can I do to debug this ?
> > > > > > Can you attach the output of dmesg with CONFIG_USB_DEBUG?
> > > > >
> > > > > http://paste.fedoraproject.org/3620
> > > > How about"sudo lsusb -s 1:1 -v" or "2:1"?
> > >
> > > (12:13:51:davej@t430s:~)$ sudo lsusb -s 1:1
> > > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > > (12:13:53:davej@t430s:~)$ sudo lsusb -s 2:1
> > > Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> > >
> > Oh. Sorry, I didn't say clearly.
> > Please run
> > "sudo lsusb -s 1:1 -v"
> > "sudo lsusb -s 2:1 -v"
>
> (12:20:00:davej@t430s:~)$ sudo lsusb -s 1:1 -v | fpaste
> Uploading (2.3KiB)...
> http://paste.fedoraproject.org/3623
> (12:20:11:davej@t430s:~)$ sudo lsusb -s 2:1 -v | fpaste
> Uploading (2.3KiB)...
> http://paste.fedoraproject.org/3624
>
>
Please attach
"sudo lsusb -s 1:2 -v"
"sudo lsusb -s 2:2 -v"
"sudo lsusb -s 3:1 -v"
"sudo lsusb -s 4:1 -v"

How about disable runtime pm for root hub, intergrated hub and host controller?
echo on > (dev)/power/control
--
Best Regards
Tianyu Lan
linux kernel enabling team