diff options
| author | Beata Michalska <beata.michalska@arm.com> | 2025-01-31 19:24:36 +0300 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2025-02-17 21:09:20 +0300 |
| commit | 38e480d4fcac2e191e2f24f381aa8957865c49b2 (patch) | |
| tree | 3576ed5a036e86f398d97dae82dc0847291d6b76 /include | |
| parent | 004b500a9031973ba0d05edca860193f9a5938df (diff) | |
| download | linux-38e480d4fcac2e191e2f24f381aa8957865c49b2.tar.xz | |
cpufreq: Allow arch_freq_get_on_cpu to return an error
Allow arch_freq_get_on_cpu to return an error for cases when retrieving
current CPU frequency is not possible, whether that being due to lack of
required arch support or due to other circumstances when the current
frequency cannot be determined at given point of time.
Signed-off-by: Beata Michalska <beata.michalska@arm.com>
Reviewed-by: Prasanna Kumar T S M <ptsm@linux.microsoft.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Link: https://lore.kernel.org/r/20250131162439.3843071-2-beata.michalska@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cpufreq.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 7fe0981a7e46..02fd4746231d 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -1184,7 +1184,7 @@ static inline int of_perf_domain_get_sharing_cpumask(int pcpu, const char *list_ } #endif -extern unsigned int arch_freq_get_on_cpu(int cpu); +extern int arch_freq_get_on_cpu(int cpu); #ifndef arch_set_freq_scale static __always_inline |