use cpu_do_idle for entering the wfi mode.

Signed-off-by: Sanjay Singh Rawat <sanjay.ra...@linaro.org>
---
 arch/arm/mach-msm/hotplug.c |    9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/arch/arm/mach-msm/hotplug.c b/arch/arm/mach-msm/hotplug.c
index 326a872..1b03e5f 100644
--- a/arch/arm/mach-msm/hotplug.c
+++ b/arch/arm/mach-msm/hotplug.c
@@ -26,13 +26,8 @@ static inline void platform_do_lowpower(unsigned int cpu)
 {
        /* Just enter wfi for now. TODO: Properly shut off the cpu. */
        for (;;) {
-               /*
-                * here's the WFI
-                */
-               asm("wfi"
-                   :
-                   :
-                   : "memory", "cc");
+               /* enter WFI mode */
+               cpu_do_idle();
 
                if (pen_release == cpu_logical_map(cpu)) {
                        /*
-- 
1.7.9.5


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