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Merge branch 'pm-cpuidle'

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* pm-cpuidle:
  intel_idle: remove superfluous dev->state_count initialization
  intel_idle: do C1E promotion disable quirk for hotplugged CPUs
  ACPI / cpuidle: remove dev->state_count setting
  ACPI / cpuidle: fix max idle state handling with hotplug CPU support
  POWERPC: pseries: cpuidle: use the common cpuidle_[un]register() routines
  POWERPC: pseries: cpuidle: remove superfluous dev->state_count initialization
  ARM: EXYNOS: cpuidle: fix AFTR mode check
This commit is contained in:
Rafael J. Wysocki 2014-01-17 01:56:47 +01:00
commit 9612a461c1
4 changed files with 22 additions and 106 deletions
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29
drivers/acpi/processor_idle.c
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@ -783,6 +783,13 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
if (unlikely(!pr))
return -EINVAL;
#ifdef CONFIG_HOTPLUG_CPU
if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) &&
!pr->flags.has_cst &&
!(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
return acpi_idle_enter_c1(dev, drv, CPUIDLE_DRIVER_STATE_START);
#endif
if (cx->entry_method == ACPI_CSTATE_FFH) {
if (current_set_polling_and_test())
return -EINVAL;
@ -829,6 +836,13 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
if (unlikely(!pr))
return -EINVAL;
#ifdef CONFIG_HOTPLUG_CPU
if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) &&
!pr->flags.has_cst &&
!(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
return acpi_idle_enter_c1(dev, drv, CPUIDLE_DRIVER_STATE_START);
#endif
if (!cx->bm_sts_skip && acpi_idle_bm_check()) {
if (drv->safe_state_index >= 0) {
return drv->states[drv->safe_state_index].enter(dev,
@ -930,12 +944,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
if (!cx->valid)
continue;
#ifdef CONFIG_HOTPLUG_CPU
if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) &&
!pr->flags.has_cst &&
!(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
continue;
#endif
per_cpu(acpi_cstate[count], dev->cpu) = cx;
count++;
@ -943,8 +951,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
break;
}
dev->state_count = count;
if (!count)
return -EINVAL;
@ -985,13 +991,6 @@ static int acpi_processor_setup_cpuidle_states(struct acpi_processor *pr)
if (!cx->valid)
continue;
#ifdef CONFIG_HOTPLUG_CPU
if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) &&
!pr->flags.has_cst &&
!(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
continue;
#endif
state = &drv->states[count];
snprintf(state->name, CPUIDLE_NAME_LEN, "C%d", i);
strncpy(state->desc, cx->desc, CPUIDLE_DESC_LEN);