Re: [PATCH v2 0/2] Work around for Hisilicon CPPC cpufreq

2019-02-14 Thread Xiongfeng Wang
On 2019/2/14 19:39, John Garry wrote: > On 14/02/2019 07:46, Xiongfeng Wang wrote: >> Hisilicon chips do not support delivered performance counter register >> and reference performance counter register. But the platform can >> calculate the real performance using its own method. This patch provi

Re: [PATCH v2 0/2] Work around for Hisilicon CPPC cpufreq

2019-02-14 Thread John Garry
On 14/02/2019 07:46, Xiongfeng Wang wrote: Hisilicon chips do not support delivered performance counter register and reference performance counter register. But the platform can calculate the real performance using its own method. This patch provide a workaround for this problem, and other platfo

[PATCH v2 0/2] Work around for Hisilicon CPPC cpufreq

2019-02-13 Thread Xiongfeng Wang
Hisilicon chips do not support delivered performance counter register and reference performance counter register. But the platform can calculate the real performance using its own method. This patch provide a workaround for this problem, and other platforms can also use this workaround framework. W