Hi Douglas,
On Thursday 08 Aug 2019 at 14:18:57 (+0100), Douglas RAILLARD wrote:
> Add calls to arch_set_freq_scale() in qcom-cpufreq-hw driver to enable
> frequency invariance.
Is there a patch 2/2 ?
>
> Signed-off-by: Douglas RAILLARD <douglas.raill...@arm.com>
> ---
> drivers/cpufreq/qcom-cpufreq-hw.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c
> b/drivers/cpufreq/qcom-cpufreq-hw.c
> index 4b0b50403901..3bd3b8b268d9 100644
> --- a/drivers/cpufreq/qcom-cpufreq-hw.c
> +++ b/drivers/cpufreq/qcom-cpufreq-hw.c
> @@ -34,9 +34,12 @@ static int qcom_cpufreq_hw_target_index(struct
> cpufreq_policy *policy,
> unsigned int index)
> {
> void __iomem *perf_state_reg = policy->driver_data;
> + unsigned long freq = policy->freq_table[index].frequency;
>
> writel_relaxed(index, perf_state_reg);
>
> + arch_set_freq_scale(policy->related_cpus, freq,
> + policy->cpuinfo.max_freq);
> return 0;
> }
>
> @@ -63,6 +66,7 @@ static unsigned int qcom_cpufreq_hw_fast_switch(struct
> cpufreq_policy *policy,
> {
> void __iomem *perf_state_reg = policy->driver_data;
> int index;
> + unsigned long freq;
>
> index = policy->cached_resolved_idx;
> if (index < 0)
> @@ -70,7 +74,11 @@ static unsigned int qcom_cpufreq_hw_fast_switch(struct
> cpufreq_policy *policy,
>
> writel_relaxed(index, perf_state_reg);
>
> - return policy->freq_table[index].frequency;
> + freq = policy->freq_table[index].frequency;
> + arch_set_freq_scale(policy->related_cpus, freq,
> + policy->cpuinfo.max_freq);
> +
> + return freq;
> }
>
> static int qcom_cpufreq_hw_read_lut(struct device *cpu_dev,
> --
> 2.22.0
Reviewed-by: Quentin Perret <quentin.per...@arm.com>
Thanks,
Quentin
