msm: move pm and cpuidle to machine include directory

Some drivers need to know if a cpu exited out from a idle sleep.
Move the cpuidle.h which contains prototypes for the notifier registration
and pm.h which contains the sleep state definitions to include/mach.

The drivers interested in knowing exit and entry in to idle states need to
register with the notifier using msm_cpuidle_register_notifier.

Change-Id: I204860313a57840c32f2256bd8682eafe678dad8
Signed-off-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-msm8x60.c b/arch/arm/mach-msm/board-msm8x60.c
index 11b70ee..8f9b3f8 100644
--- a/arch/arm/mach-msm/board-msm8x60.c
+++ b/arch/arm/mach-msm/board-msm8x60.c
@@ -88,8 +88,8 @@
 
 #include "devices.h"
 #include "devices-msm8x60.h"
-#include "cpuidle.h"
-#include "pm.h"
+#include <mach/cpuidle.h>
+#include <mach/pm.h>
 #include "mpm.h"
 #include "spm.h"
 #include "rpm_log.h"