suspend and immediate wake-up

Cédric Berger cedric.berger74 at
Tue Jul 29 11:11:32 CEST 2008

On Tue, Jul 29, 2008 at 09:31, Andy Green <andy at> wrote:
> Hash: SHA1
> Somebody in the thread at some point said:
> |>> Because it happens over and over again (once this issue happens).
> |> i've gotten the impression that the acceleration sensors play an
> |> importanmt role.
> |> it simply happens too often that i take the fr in my hands and it
> wakes up
> |> -- too often at least to be purely conicidential.
> |
> | cat /sys/devices/platform/neo1973-resume.0/resume_reason
> |
> | With a recent kernel and uboot this should tell you which device woke
> it up by
> | sticking a * next to the interrupt that did it, and another to provide
> more
> | detail if it was the PMU that did it.
> Right.  The Motion sensors can be a wake source, but we neither enable
> it right now nor set them up in threshold mode so we get an interrupt if
> they experienced something big.
> It's likely just the GSM traffic stuff.
> - -Andy

Well so it is probably that often, moving and taking the phone in
hands changes gsm reception enough to trigger some activity...

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