Re: [PATCH V2 0/2] additional sysfs entries for CPPC

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On Monday, April 17, 2017 09:42:15 AM Prakash, Prashanth wrote:
> Cc++
> 
> Any feedback on this?
> 
> On 3/29/2017 1:49 PM, Prashanth Prakash wrote:
> > This patch-set adds few additional sysfs entries to expose the
> > performance capabilities of each CPU. The performance capabilities
> > include highest perf, lowest perf, nominal perf and lowest
> > non-linear perf. See 8.4.7.1 for ACPI 6.1 spec for details on
> > these capabilities.
> >
> > cppc_cpufreq driver operates in KHz scale whereas the delivered
> > performance computed in userspace will be in abstract CPPC scale, so
> > exposing perf capabilities should allow userspace to figure out the
> > conversion factor from CPPC scale to KHz.
> >
> > Changes in V2:
> >  - Removed caching of perf caps based on Rafael's inputs
> >
> > Prashanth Prakash (2):
> >   ACPI / CPPC: Read lowest non linear perf in cppc_get_perf_caps
> >   ACPI / CPPC: add sysfs entries for CPPC perf capabilities
> >
> >  drivers/acpi/cppc_acpi.c | 80 ++++++++++++++++++++++++++----------------------
> >  include/acpi/cppc_acpi.h |  3 +-
> >  2 files changed, 46 insertions(+), 37 deletions(-)

I am about to get to this.

Thanks,
Rafael

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