On 8/13/19 3:59 PM, Rafael J. Wysocki wrote:
> On Monday, August 5, 2019 7:03:38 PM CEST Al Stone wrote:
>> According to the ACPI 6.3 specification, the _PSD method is optional
>> when using CPPC. The underlying assumption appears to be that each CPU
>> can change frequency independently from all
On 8/13/19 3:57 PM, Rafael J. Wysocki wrote:
> On Tuesday, August 13, 2019 4:00:56 PM CEST Al Stone wrote:
>> On 8/5/19 11:03 AM, Al Stone wrote:
>>> According to the ACPI 6.3 specification, the _PSD method is optional
>>> when using CPPC. The underlying assumption appears to be that each CPU
>>>
On Monday, August 5, 2019 7:03:38 PM CEST Al Stone wrote:
> According to the ACPI 6.3 specification, the _PSD method is optional
> when using CPPC. The underlying assumption appears to be that each CPU
> can change frequency independently from all other CPUs; _PSD is provided
> to tell the OS
On Tuesday, August 13, 2019 4:00:56 PM CEST Al Stone wrote:
> On 8/5/19 11:03 AM, Al Stone wrote:
> > According to the ACPI 6.3 specification, the _PSD method is optional
> > when using CPPC. The underlying assumption appears to be that each CPU
> > can change frequency independently from all
On 8/5/19 11:03 AM, Al Stone wrote:
> According to the ACPI 6.3 specification, the _PSD method is optional
> when using CPPC. The underlying assumption appears to be that each CPU
> can change frequency independently from all other CPUs; _PSD is provided
> to tell the OS that some processors can
On 8/7/19 5:41 AM, Sudeep Holla wrote:
> On Mon, Aug 05, 2019 at 11:03:38AM -0600, Al Stone wrote:
>> According to the ACPI 6.3 specification, the _PSD method is optional
>> when using CPPC. The underlying assumption appears to be that each CPU
>> can change frequency independently from all other
On Mon, Aug 05, 2019 at 11:03:38AM -0600, Al Stone wrote:
> According to the ACPI 6.3 specification, the _PSD method is optional
> when using CPPC. The underlying assumption appears to be that each CPU
> can change frequency independently from all other CPUs; _PSD is provided
> to tell the OS
According to the ACPI 6.3 specification, the _PSD method is optional
when using CPPC. The underlying assumption appears to be that each CPU
can change frequency independently from all other CPUs; _PSD is provided
to tell the OS that some processors can NOT do that.
However, the acpi_get_psd()
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