Revert "cpuidle: build fix for non-x86"

This reverts commit f757397097d0713c949af76dccabb65a2785782e.
which ironically broke the ia64 build

3 files changed, 1 insertions, 17 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 3954ae96b0c7..fd4265007053 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -98,9 +98,6 @@ config ARCH_HAS_ILOG2_U32
 config ARCH_HAS_ILOG2_U64
         def_bool n
 
-config ARCH_HAS_CPU_IDLE_WAIT
-        def_bool y
-
 config GENERIC_CALIBRATE_DELAY
         def_bool y
 
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index d868d737742f..2c4b2d47973e 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -83,7 +83,7 @@ void cpuidle_uninstall_idle_handler(void)
 {
         if (enabled_devices && (pm_idle != pm_idle_old)) {
                 pm_idle = pm_idle_old;
-                cpuidle_kick_cpus();
+                cpu_idle_wait();
         }
 }
 
diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index c8eb8c71809e..385d45b616db 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -73,19 +73,6 @@ cpuidle_set_statedata(struct cpuidle_state *state, void *data)
         state->driver_data = data;
 }
 
-#ifdef CONFIG_SMP
-#ifdef CONFIG_ARCH_HAS_CPU_IDLE_WAIT
-static inline void cpuidle_kick_cpus(void)
-{
-        cpu_idle_wait();
-}
-#else /* !CONFIG_ARCH_HAS_CPU_IDLE_WAIT */
-#error "Arch needs cpu_idle_wait() equivalent here"
-#endif /* !CONFIG_ARCH_HAS_CPU_IDLE_WAIT */
-#else /* !CONFIG_SMP */
-static inline void cpuidle_kick_cpus(void) {}
-#endif /* !CONFIG_SMP */
-
 struct cpuidle_state_kobj {
         struct cpuidle_state *state;
         struct completion kobj_unregister;