diff options
Diffstat (limited to 'arch/arm/mach-omap2/cpuidle44xx.c')
| -rw-r--r-- | arch/arm/mach-omap2/cpuidle44xx.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c index 81386c6256e..cfdbb86bc84 100644 --- a/arch/arm/mach-omap2/cpuidle44xx.c +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -14,6 +14,7 @@ #include <linux/cpuidle.h> #include <linux/cpu_pm.h> #include <linux/export.h> +#include <linux/clockchips.h> #include <asm/proc-fns.h> @@ -65,6 +66,7 @@ static int omap4_enter_idle(struct cpuidle_device *dev, u32 cpu1_state; int idle_time; int new_state_idx; + int cpu_id = smp_processor_id(); /* Used to keep track of the total time in idle */ getnstimeofday(&ts_preidle); @@ -86,6 +88,9 @@ static int omap4_enter_idle(struct cpuidle_device *dev, cx = cpuidle_get_statedata(&dev->states_usage[new_state_idx]); } + if (index > 0) + clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER, &cpu_id); + /* * Call idle CPU PM enter notifier chain so that * VFP and per CPU interrupt context is saved. @@ -121,6 +126,9 @@ static int omap4_enter_idle(struct cpuidle_device *dev, if (omap4_mpuss_read_prev_context_state()) cpu_cluster_pm_exit(); + if (index > 0) + clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &cpu_id); + getnstimeofday(&ts_postidle); ts_idle = timespec_sub(ts_postidle, ts_preidle); |