On Mon, Jul 07, 2014 at 11:10:51AM +0200, Lucas Stach wrote: > Hi Shawn, > > Over the weekend I tried to reproduce your problem on a SabreSD board, > but wasn't able to trigger the issue. 3.16-rc3 with PCIe active works > just fine over a suspend and resume cycle for me. That's strange. In my setup, PCIe support is enabled in kernel and DT, but I do not have a PCIe device connected to the board. > > One possibly relevant difference is that I've booted with NFSroot, while > it seems you are using a SATA connected device. Is this right? I have a SATA disk connected, but did boot with NFSroot. > If so, > can you test if it works if you boot from SDcard or the like? This might > be relevant as PCIe and SATA share some clocks. I tried to disable SATA support completely, but it doesn't help. $ echo mem > /sys/power/state [ 410.052595] PM: Syncing filesystems ... done. [ 410.150033] PM: Preparing system for mem sleep [ 410.207963] Freezing user space processes ... (elapsed 0.004 seconds) done. [ 410.219796] Freezing remaining freezable tasks ... (elapsed 0.002 seconds) done. [ 410.230243] PM: Entering mem sleep [ 410.316574] PM: suspend of devices complete after 79.461 msecs [ 410.322498] PM: suspend devices took 0.090 seconds [ 410.332655] PM: late suspend of devices complete after 5.338 msecs Shawn -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
