Re: ASUS K53E fails to suspend if ehci_hcd is loaded

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Jun 17, 2011 at 11:17:01AM -0400, Alan Stern wrote:
> Okay, then you must have seen all the verbose PM debugging messages.  
> Which means the last suspend callback to run was for the 1-1 device
> rather than the usb1 device, right?
> 
> If so, it means I was looking in the wrong place.  1-1 is the internal
> rate-matching hub, whereas usb1 is the EHCI controller's root hub.
> 
> Can you add your own dev_info() statements to the hub_quiesce() and 
> hub_suspend() routines in drivers/usb/core/hub.c, or should I send a 
> patch?
After "usb 1-1.1: usb suspend" I see a full "start hub_suspend,
hub_quiesce, rest of hub_suspend" path for 1-1:1.0 (I've used &intf->dev
in suspend and hub->intfdev in quiesce as a 1st arg for dev_info()), then
"usb 1-1: usb suspend" and after that it hangs.

-- 
WBR, wRAR

Attachment: signature.asc
Description: Digital signature


[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux