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@intel.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
}
#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