Silence the following warnings when built with W=1: | CC drivers/acpi/processor_idle.c | warning: no previous prototype for 'acpi_processor_ffh_lpi_probe' [-Wmissing-prototypes] | int __weak acpi_processor_ffh_lpi_probe(unsigned int cpu) | ^ | CC drivers/acpi/processor_idle.c | warning: no previous prototype for 'acpi_processor_ffh_lpi_enter' [-Wmissing-prototypes] | int __weak acpi_processor_ffh_lpi_enter(struct acpi_lpi_state *lpi) | ^ Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Sudeep Holla <sudeep.holla@xxxxxxx> --- include/acpi/processor.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 9fa49686957a..3f34ebb27525 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -460,4 +460,9 @@ static inline void acpi_thermal_cpufreq_exit(struct cpufreq_policy *policy) } #endif /* CONFIG_CPU_FREQ */ +#ifdef CONFIG_ACPI_PROCESSOR_IDLE +extern int acpi_processor_ffh_lpi_probe(unsigned int cpu); +extern int acpi_processor_ffh_lpi_enter(struct acpi_lpi_state *lpi); +#endif + #endif -- 2.38.1