diff options
Diffstat (limited to 'drivers/idle')
| -rw-r--r-- | drivers/idle/intel_idle.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index a46dddf61078..a1c888d2216a 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c @@ -81,7 +81,7 @@ static unsigned int mwait_substates; static unsigned int lapic_timer_reliable_states = (1 << 1); /* Default to only C1 */ static struct cpuidle_device __percpu *intel_idle_cpuidle_devices; -static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state); +static int intel_idle(struct cpuidle_device *dev, int index); static struct cpuidle_state *cpuidle_state_table; @@ -209,12 +209,13 @@ static struct cpuidle_state atom_cstates[MWAIT_MAX_NUM_CSTATES] = { /** * intel_idle * @dev: cpuidle_device - * @state: cpuidle state + * @index: index of cpuidle state * */ -static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state) +static int intel_idle(struct cpuidle_device *dev, int index) { unsigned long ecx = 1; /* break on interrupt flag */ + struct cpuidle_state *state = &dev->states[index]; unsigned long eax = (unsigned long)cpuidle_get_statedata(state); unsigned int cstate; ktime_t kt_before, kt_after; @@ -256,7 +257,10 @@ static int intel_idle(struct cpuidle_device *dev, struct cpuidle_state *state) if (!(lapic_timer_reliable_states & (1 << (cstate)))) clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT, &cpu); - return usec_delta; + /* Update cpuidle counters */ + dev->last_residency = (int)usec_delta; + + return index; } static void __setup_broadcast_timer(void *arg) |