+ Thanu, Souvik who work with ASWG On Wed, May 06, 2020 at 05:36:51PM +0800, Hanjun Guo wrote: > Hi Sudeep, > > On 2020/4/30 17:55, Sudeep Holla wrote: > > On Thu, Apr 30, 2020 at 02:19:59PM +0800, Xiongfeng Wang wrote: > > > HiSilicon SoC has a separate System Control Processor(SCP) dedicated for > > > clock frequency adjustment and has been using the cpufreq driver > > > 'cppc-cpufreq'. New HiSilicon SoC HIP09 add support for CPU Boost, but > > > ACPI CPPC doesn't support this. In HiSilicon SoC HIP09, each core has > > > its own clock domain. It is better for the core itself to adjust its > > > frequency when we require fast response. In this patch, we add a > > > separate cpufreq driver for HiSilicon SoC HIP09. > > > > > > > I disagree with this approach unless you have tried to extend the CPPC > > in ACPI to accommodate this boost feature you need. Until you show those > > efforts and disagreement to do that from ASWG, I am NACKing this approach. > > Unfortunately we are not in ASWG at now, could you please give some > help about extending CPPC in ACPI to support boost feature? >
You may have to provide more details than the commit log for sure as I haven't understood the boost feature and what is missing in ACPI CPPC. -- Regards, Sudeep
