From 18aebf116b494101841f109f07e0d6a0aad9a46e Mon Sep 17 00:00:00 2001 From: Daniel Lezcano Date: Tue, 2 Sep 2014 14:19:11 -0700 Subject: ARM: zynq: cpuidle: Remove pointless code The core is not powered down, it is pointless to call the cpu_pm notifiers and switch to the global timer. Signed-off-by: Daniel Lezcano Reviewed-and-tested-by: Soren Brinkmann Signed-off-by: Michal Simek --- drivers/cpuidle/cpuidle-zynq.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/cpuidle/cpuidle-zynq.c b/drivers/cpuidle/cpuidle-zynq.c index aded75928028..c61b8b2a7c77 100644 --- a/drivers/cpuidle/cpuidle-zynq.c +++ b/drivers/cpuidle/cpuidle-zynq.c @@ -26,7 +26,6 @@ */ #include -#include #include #include #include @@ -38,15 +37,9 @@ static int zynq_enter_idle(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - /* Devices must be stopped here */ - cpu_pm_enter(); - /* Add code for DDR self refresh start */ cpu_do_idle(); - /* Add code for DDR self refresh stop */ - cpu_pm_exit(); - return index; } @@ -59,8 +52,7 @@ static struct cpuidle_driver zynq_idle_driver = { .enter = zynq_enter_idle, .exit_latency = 10, .target_residency = 10000, - .flags = CPUIDLE_FLAG_TIME_VALID | - CPUIDLE_FLAG_TIMER_STOP, + .flags = CPUIDLE_FLAG_TIME_VALID, .name = "RAM_SR", .desc = "WFI and RAM Self Refresh", }, -- cgit v1.2.3