Re: [PATCH v2] cpufreq: CPPC: Correct desired_perf calculation
From: Prakash, Prashanth
Date: Thu Oct 13 2016 - 15:47:05 EST
On 10/13/2016 11:33 AM, Hoan Tran wrote:
> The desired_perf is an abstract performance number. Its value should
> be in the range of [lowest perf, highest perf] of CPPC.
> The correct calculation is
> desired_perf = freq * cppc_highest_perf / cppc_dmi_max_khz
> And cppc_cpufreq_set_target() returns if desired_perf is exactly
> the same with the old perf.
> Signed-off-by: Hoan Tran <hotran@xxxxxxx>
Reviewed-by: Prashanth Prakash <pprakash@xxxxxxxxxxxxxx>
Can you please pick this one for 4.9, as it is bug fix?