Messages in this thread | | | Date | Tue, 26 Aug 2014 09:43:39 +0200 | Subject | Re: [PATCH 10/12] mmc: sdhi: Fixup system PM suspend lock-up | From | Geert Uytterhoeven <> |
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On Mon, Aug 25, 2014 at 2:26 PM, Ulf Hansson <ulf.hansson@linaro.org> wrote: > At system PM suspend, the tmio core accessed the internal registers of > the controller without first moving the device into active state. This > caused a lock-up in system PM suspend phase. > > The reason for the register access were masking of IRQs. Since that is > managed via the runtime PM suspend path, let's just re-use that path > for system PM suspend. > > In other words force the device into runtime PM suspend state at system > PM suspend and restore it to active state at system PM resume. > > Reported-by: Geert Uytterhoeven <geert+renesas@glider.be> > Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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