diff options
| author | Ulf Hansson <ulf.hansson@linaro.org> | 2023-08-25 13:26:26 +0200 |
|---|---|---|
| committer | Sudeep Holla <sudeep.holla@arm.com> | 2023-09-21 17:24:27 +0200 |
| commit | 4f1f0bc8ed1647007ad4ad8d2b8ce0092bb22d43 (patch) | |
| tree | 088eeb935b63918a761f716dad27589f7155b248 /drivers/cpufreq | |
| parent | firmware: arm_scmi: Drop redundant ->device_domain_id() from perf ops (diff) | |
| download | linux-4f1f0bc8ed1647007ad4ad8d2b8ce0092bb22d43.tar.xz linux-4f1f0bc8ed1647007ad4ad8d2b8ce0092bb22d43.zip | |
cpufreq: scmi: Avoid one OF parsing in scmi_get_sharing_cpus()
The domain-id for the cpu_dev has already been parsed at the point when
scmi_get_sharing_cpus() is getting called. Let's pass it as an in-parameter
to avoid the unnecessary OF parsing.
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20230825112633.236607-7-ulf.hansson@linaro.org
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Diffstat (limited to 'drivers/cpufreq')
| -rw-r--r-- | drivers/cpufreq/scmi-cpufreq.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 125e8a8421fb..78f53e388094 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -82,15 +82,12 @@ static int scmi_cpu_domain_id(struct device *cpu_dev) } static int -scmi_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) +scmi_get_sharing_cpus(struct device *cpu_dev, int domain, + struct cpumask *cpumask) { - int cpu, domain, tdomain; + int cpu, tdomain; struct device *tcpu_dev; - domain = scmi_cpu_domain_id(cpu_dev); - if (domain < 0) - return domain; - for_each_possible_cpu(cpu) { if (cpu == cpu_dev->id) continue; @@ -163,7 +160,7 @@ static int scmi_cpufreq_init(struct cpufreq_policy *policy) } /* Obtain CPUs that share SCMI performance controls */ - ret = scmi_get_sharing_cpus(cpu_dev, policy->cpus); + ret = scmi_get_sharing_cpus(cpu_dev, domain, policy->cpus); if (ret) { dev_warn(cpu_dev, "failed to get sharing cpumask\n"); goto out_free_cpumask; |