[Gta04-owner] Suspend / Resume on 3.12

[Benjamin Deering]

On 11/14/2013 12:36 PM, Dr. H. Nikolaus Schaller wrote:
>
> Ok, I have reverted this in the 3.12.0 kernel. Maybe it conflicts with the
> 3.12 kernel?
>
> But I still have a problem with mmc1 (WiFi):
>
> echo mem>  /sys/power/state
>
> [  462.113830] PM: Syncing filesystems ... done.
> [  462.190917] Freezing user space processes ... (elapsed 0.001 seconds) done.
> [  462.201293] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
> [  462.210693] Suspending console(s) (use no_console_suspend to debug)
> [  462.218627] dpm_run_callback(): mmc_bus_suspend+0x0/0x44 returns -38
> [  462.218750] PM: Device mmc1:0001 failed to suspend: error -38
> [  462.218780] PM: Some devices failed to suspend, or early wake event detected
> [  462.219146] PM: resume of devices complete after 0.335 msecs
> [  462.246551] Restarting tasks ... done.
>
> BTW: a description about OMAP3 power management can be found here:
>
> http://elinux.org/OMAP_Power_Management
>
> The only thing to note is that some /sys nodes have moved and changed.
>
> BR,
> Nikolaus
>
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I applied this hack: 
http://git.neil.brown.name/?p=gta04.git;a=commit;h=da9b70a32f5b7ca53d89840ace01c2471c76ef69 
to my build a while ago to make it suspend.  It look like it just 
ignores an error condition.  I haven't looked at why there is an error 
condition.

Ben