Re: [PATCH] ACPI: CPPC: Return error if _CPC is invalid on a CPU

From: Rafael J. Wysocki
Date: Fri Jun 24 2016 - 09:31:20 EST


On Wednesday, June 22, 2016 11:01:42 AM Prakash, Prashanth wrote:
> Hi Hoan,
>
> On 6/17/2016 4:16 PM, Hoan Tran wrote:
> > Based on 8.4.7.1 section of ACPI 6.1 specification, if the platform
> > supports CPPC, the _CPC object must exist under all processor objects.
> > If cpc_desc_ptr pointer is invalid on any CPUs, acpi_get_psd_map()
> > should return error and CPPC cpufreq driver can not be registered.
> >
> > Signed-off-by: Hoan Tran <hotran@xxxxxxx>
> This patch looks good to me. So,
>
> Reviewed-by: Prashanth Prakash <pprakash@xxxxxxxxxxxxxx>

Patch applied, thanks!