Subject: [PATCH 6/7] cpufreq: make cpufreq_generic_init transition_latency default to CPUFREQ_ETERNAL

From: [email-masked] (Viresh Kumar)
Date: Tue, 19 Sep 2017 16:10:07 -0700

On 24-08-17, 00:10, Dong Aisheng wrote:
> If no valid transition_latency specified, let's make it default to
> CPUFREQ_ETERNAL which is consistent with its definition.
> 
> This can save some of the same checkings like this:
>         transition_latency = dev_pm_opp_get_max_transition_latency(cpu_dev);
> -       if (!transition_latency)
> -               transition_latency = CPUFREQ_ETERNAL;
>         ret = cpufreq_generic_init(policy, freq_table, transition_latency);
> 
> Cc: Viresh Kumar <[email-masked]>
> Cc: Nishanth Menon <[email-masked]>
> Cc: Stephen Boyd <[email-masked]>
> Cc: "Rafael J. Wysocki" <[email-masked]>
> Signed-off-by: Dong Aisheng <[email-masked]>
> ---
>  drivers/cpufreq/cpufreq.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index 9bf97a3..da07de6 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -180,6 +180,8 @@ int cpufreq_generic_init(struct cpufreq_policy *policy,
>  		return ret;
>  	}
>  
> +	if (!transition_latency)
> +		transition_latency = CPUFREQ_ETERNAL;
>  	policy->cpuinfo.transition_latency = transition_latency;
>  
>  	/*

Can you update all the existing drivers as well (in the same patch)
who can benefit from it?

-- 
viresh