From 34a5eeb202eb43f36dd39a287669e0b686ddf728 Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Tue, 26 Feb 2013 16:16:53 -0600 Subject: [PATCH] cpuidle: calxeda: add cpu_pm_enter/exit calls Wnen powergating the core, we need to call cpu pm notifiers to save VFP state (!SMP only) and resetting the breakpoint h/w. Signed-off-by: Rob Herring Cc: "Rafael J. Wysocki" Acked-by: Daniel Lezcano Cc: linux-pm@vger.kernel.org --- drivers/cpuidle/cpuidle-calxeda.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/cpuidle/cpuidle-calxeda.c b/drivers/cpuidle/cpuidle-calxeda.c index 346058479572..bed707ab6d6e 100644 --- a/drivers/cpuidle/cpuidle-calxeda.c +++ b/drivers/cpuidle/cpuidle-calxeda.c @@ -21,6 +21,7 @@ */ #include +#include #include #include #include @@ -66,8 +67,11 @@ static int calxeda_pwrdown_idle(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { + cpu_pm_enter(); highbank_set_cpu_jump(smp_processor_id(), cpu_resume); cpu_suspend(0, calxeda_idle_finish); + cpu_pm_exit(); + return index; }