---

yaml --- r: 351077 b: refs/heads/master c: ac3ebaf h: refs/heads/master i: 351075: 3dfb627 v: v3
git-mirror · Feb 8, 2013 · 2dfad9e · 2dfad9e
1 parent c934c57
commit 2dfad9e
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Showing 2 changed files with 8 additions and 13 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6ef0f086beafb3c7d81cd3de81d886d105ea25b2
+refs/heads/master: ac3ebafa81af76d65e4fb45c6388f08e90ddcc6d
diff --git a/trunk/drivers/acpi/processor_idle.c b/trunk/drivers/acpi/processor_idle.c
@@ -66,6 +66,8 @@ module_param(latency_factor, uint, 0644);
 
 static DEFINE_PER_CPU(struct cpuidle_device *, acpi_cpuidle_device);
 
+static struct acpi_processor_cx *acpi_cstate[CPUIDLE_STATE_MAX];
+
 static int disabled_by_idle_boot_param(void)
 {
 	return boot_option_idle_override == IDLE_POLL ||
@@ -721,8 +723,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
 		struct cpuidle_driver *drv, int index)
 {
 	struct acpi_processor *pr;
-	struct cpuidle_state_usage *state_usage = &dev->states_usage[index];
-	struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
+	struct acpi_processor_cx *cx = acpi_cstate[index];
 
 	pr = __this_cpu_read(processors);
 
@@ -745,8 +746,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
  */
 static int acpi_idle_play_dead(struct cpuidle_device *dev, int index)
 {
-	struct cpuidle_state_usage *state_usage = &dev->states_usage[index];
-	struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
+	struct acpi_processor_cx *cx = acpi_cstate[index];
 
 	ACPI_FLUSH_CPU_CACHE();
 
@@ -776,8 +776,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
 		struct cpuidle_driver *drv, int index)
 {
 	struct acpi_processor *pr;
-	struct cpuidle_state_usage *state_usage = &dev->states_usage[index];
-	struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
+	struct acpi_processor_cx *cx = acpi_cstate[index];
 
 	pr = __this_cpu_read(processors);
 
@@ -835,8 +834,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
 		struct cpuidle_driver *drv, int index)
 {
 	struct acpi_processor *pr;
-	struct cpuidle_state_usage *state_usage = &dev->states_usage[index];
-	struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
+	struct acpi_processor_cx *cx = acpi_cstate[index];
 
 	pr = __this_cpu_read(processors);
 
@@ -935,7 +933,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
 {
 	int i, count = CPUIDLE_DRIVER_STATE_START;
 	struct acpi_processor_cx *cx;
-	struct cpuidle_state_usage *state_usage;
 
 	if (!pr->flags.power_setup_done)
 		return -EINVAL;
@@ -954,7 +951,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
 
 	for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) {
 		cx = &pr->power.states[i];
-		state_usage = &dev->states_usage[count];
 
 		if (!cx->valid)
 			continue;
@@ -965,8 +961,7 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
 		    !(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
 			continue;
 #endif
-
-		cpuidle_set_statedata(state_usage, cx);
+		acpi_cstate[count] = cx;
 
 		count++;
 		if (count == CPUIDLE_STATE_MAX)