#7292 BLOC Never A: Suspend failing with "testing" branch kernel.

Zarro Boogs per Child bugtracker at laptop.org
Mon Jun 16 16:50:50 EDT 2008


#7292: Suspend failing with "testing" branch kernel.
---------------------+------------------------------------------------------
 Reporter:  cjb      |       Owner:  dilinger      
     Type:  defect   |      Status:  new           
 Priority:  blocker  |   Milestone:  Never Assigned
Component:  kernel   |     Version:  olpc-3        
 Keywords:           |    Verified:  0             
 Blocking:           |   Blockedby:                
---------------------+------------------------------------------------------
 Here's a kernel log:

 {{{
 -bash-3.2# uname -a
 Linux xo-10-C4-DA.localdomain 2.6.25-20080612.1.olpc.f787a41d431e282 #5
 PREEMPT Fri Jun 13 19:42:52 EDT 2008 i586 i586 i386 GNU/Linux
 -bash-3.2# echo mem > /sys/power/state
 [  138.805832] PM: Syncing filesystems ... done.
 [  138.808544] PM: Preparing system for mem sleep
 [  138.808618] Freezing user space processes ... (elapsed 0.01 seconds)
 done.
 [  138.833383] Freezing remaining freezable tasks ... (elapsed 0.00
 seconds) done.
 [  138.842430] PM: Entering mem sleep
 [  138.845842] Suspending console(s)
 [  138.890376] olpc-dcon: The DCON has control
 [  138.891009] ehci_bus_suspend: USBCMD: 0x10009
 [  138.891009] ehci_bus_suspend: USBSTS: 0x8
 [  138.891009] ehci_bus_suspend: USBCMD: 0x10009
 [  138.891009] ehci_bus_suspend: USBSTS: 0x8
 [  138.891009] ehci_bus_suspend: USBCMD: 0x10008
 [  138.891009] ehci_bus_suspend: USBSTS: 0x1008
 [  138.912028] ehci_pci_suspend: USBCMD: 0x10008
 [  138.912045] ehci_pci_suspend: USBSTS: 0x1008
 [  138.945746] olpc-ec:  running cmd 0x1c
 [  138.948772] olpc-ec:  received 0xbb
 [  138.948772] olpc-ec:  running cmd 0x1b
 [  138.948772] olpc-ec:  sending cmd arg 0xbb
 [  138.948772] olpc-ec:  running cmd 0x32
 [  138.955554] PM: Writing back config space on device 0000:00:0c.1 at
 offset 1 (was 2b00002, writing 2b00006)
 [  138.955683] PM: Writing back config space on device 0000:00:0c.2 at
 offset 1 (was 2b00002, writing 2b00006)
 [  138.973463] PCI: Setting latency timer of device 0000:00:0f.3 to 64
 [  138.984787] PCI: Setting latency timer of device 0000:00:0f.4 to 64
 [  139.039411] PCI: Setting latency timer of device 0000:00:0f.5 to 64
 [  139.199636] devpath 1 ep2out 3strikes
 [  139.199654] usb8xxx: URB in failure status: -71
 [  139.199676] devpath 1 ep3in 3strikes
 [  139.298166] olpc-dcon: The CPU has control
 [  139.302291] PM: Finishing wakeup.
 [  139.307728] Restarting tasks ... done.
 }}}

 Looks like we aren't hitting olpc_do_sleep! etc.  Tested on olpc3-19 with
 an MP machine.

-- 
Ticket URL: <http://dev.laptop.org/ticket/7292>
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