lkml.org 
[lkml]   [2016]   [Jul]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v10 7/7] ACPI : enable ACPI_PROCESSOR_IDLE on ARM64
From
Date
Hi Sudeep,

On 07/19/2016 01:52 PM, Sudeep Holla wrote:
> Now that ACPI processor idle driver supports LPI(Low Power Idle), lets
> enable ACPI_PROCESSOR_IDLE for ARM64 too.
>
> This patch just removes the IA64 and X86 dependency on ACPI_PROCESSOR_IDLE
>
> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
> ---
> drivers/acpi/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
> index 1358fb7d7a68..d74275c0f374 100644
> --- a/drivers/acpi/Kconfig
> +++ b/drivers/acpi/Kconfig
> @@ -238,7 +238,7 @@ config ACPI_CPPC_LIB
> config ACPI_PROCESSOR
> tristate "Processor"
> depends on X86 || IA64 || ARM64
> - select ACPI_PROCESSOR_IDLE if X86 || IA64
> + select ACPI_PROCESSOR_IDLE
> select ACPI_CPU_FREQ_PSS if X86 || IA64
> default y
> help
>

This causes a boot hang on QDF2432. cpuidle.off=1 works around the
problem. I understand you're working on a fix to the problem in GICv3
code. If there's anything I can do to help, please let me know.

Thanks,
Christopher Covington

--
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm
Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code
Aurora Forum, a Linux Foundation Collaborative Project.

\
 
 \ /
  Last update: 2016-07-29 21:41    [W:0.117 / U:0.528 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site