Re: [PATCH] gpio_keys, twl4030-pwrbutton: stay awake for 1sec on resume

From: Pavel Machek
Date: Sat Jun 28 2014 - 13:08:36 EST


Hi!

> This gives the userspace (Replicant) a chance to fully handle the
> pm_wakeup_event, before autosleep suspends the system alltogether
> again.
>
> This fixes suspend/resume on the OpenPhoenux GTA04, in combination with
> the Replicant 4.2.2 userspace, which needs to execute this to stay
> awake: 'echo on > /sys/power/state'
>
> Signed-off-by: Lukas Märdian <lukas@xxxxxxxxxxxxx>
> Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>

I'm sorry, but we should not be doing this.

You basically put a delay in driver to work around userspace bug. There must be better
solution....

Pavel

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