On Monday 12 March 2007 12:59, Ray Lee wrote:
> Len Brown wrote:
> > On Saturday 10 March 2007 01:18, Ray Lee wrote:
> >> Ray Lee wrote:
> >>> In 2.6.21-rc1,2,3, my laptop will fully suspend to ram, but then
> >>> *immediately* resumes back from suspension. (It resumes just fine, as well.)
> >> [...]
> >>> HP/Compaq NX6125 system, AMD64, dmesg attached.
> >
> > I'd rather not break the Acer, if possible.
> >
> > Ray, Please test the incremental patch below.
>
> Tested and Alexey's patch (copied below) fixes the problem. I added a
> signed-off-by just in case; feel free to yank it if inappropriate.
> Regardless, please apply.
>
> Thanks Len, Alexey.
Thanks for testing Ray,
I'll apply this one.
-Len
> ---
> Subject: ACPI: resolve GPE immediate wakeup regression
> From: Alexey Starikovskiy <alexey.y.starikovskiy@xxxxxxxxxxxxxxx>
>
> Removing disabling of GPEs from enter_sleep function causes regression
> on nx6125.
> Doing disable_all_gpes both in prepare to sleep and in enter sleep
> resolves regression,
> while still fixes Acer notebooks.
>
> Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@xxxxxxxxxxxxxxx>
> Signed-off-by: Len Brown <len.brown@xxxxxxxxx>
> Signed-off-by: Ray Lee <ray-lk@xxxxxxxxxxxxx>
> ---
>
> drivers/acpi/hardware/hwsleep.c | 5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/acpi/hardware/hwsleep.c
> b/drivers/acpi/hardware/hwsleep.c
> index 8fa9312..c84b1fa 100644
> --- a/drivers/acpi/hardware/hwsleep.c
> +++ b/drivers/acpi/hardware/hwsleep.c
> @@ -300,6 +300,11 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8
> sleep_state)
> /*
> * 2) Enable all wakeup GPEs
> */
> + status = acpi_hw_disable_all_gpes();
> + if (ACPI_FAILURE(status)) {
> + return_ACPI_STATUS(status);
> + }
> +
> acpi_gbl_system_awake_and_running = FALSE;
>
> status = acpi_hw_enable_all_wakeup_gpes();
>
>
> -
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