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| author | Daniel Lezcano <daniel.lezcano@linaro.org> | 2014-09-02 14:19:11 -0700 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2014-09-16 12:55:09 +0200 |
| commit | 18aebf116b494101841f109f07e0d6a0aad9a46e (patch) | |
| tree | 282a0fa22abd42e91a1afacd8e7f26708f218848 /drivers/cpuidle | |
| parent | 61ce3ed57b40212a9ae79cebb44861a8c63df54a (diff) | |
| download | op-kernel-dev-18aebf116b494101841f109f07e0d6a0aad9a46e.zip op-kernel-dev-18aebf116b494101841f109f07e0d6a0aad9a46e.tar.gz | |
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 <daniel.lezcano@linaro.org>
Reviewed-and-tested-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'drivers/cpuidle')
| -rw-r--r-- | drivers/cpuidle/cpuidle-zynq.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/cpuidle/cpuidle-zynq.c b/drivers/cpuidle/cpuidle-zynq.c index aded759..c61b8b2 100644 --- a/drivers/cpuidle/cpuidle-zynq.c +++ b/drivers/cpuidle/cpuidle-zynq.c @@ -26,7 +26,6 @@ */ #include <linux/init.h> -#include <linux/cpu_pm.h> #include <linux/cpuidle.h> #include <linux/platform_device.h> #include <asm/proc-fns.h> @@ -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", }, |
