[PATCH] idle: remove useless code

[Feng Lee]

play_idle is no longer in use, so delete it

Signed-off-by: Feng Lee <379943137@xxxxxx>
---
 include/linux/cpu.h | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 1fb143ee1ffa..b91b993f58ee 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -187,11 +187,6 @@ static inline void arch_cpu_finalize_init(void) { }
 
 void play_idle_precise(u64 duration_ns, u64 latency_ns);
 
-static inline void play_idle(unsigned long duration_us)
-{
-	play_idle_precise(duration_us * NSEC_PER_USEC, U64_MAX);
-}
-
 #ifdef CONFIG_HOTPLUG_CPU
 void cpuhp_report_idle_dead(void);
 #else
-- 
2.50.1