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Merge branches 'pm-domains', 'pm-cpuidle', 'pm-sleep' and 'powercap'

Browse source 
* pm-domains:
  PM / Domains: Add DT file to MAINTAINERS
  PM / Domains: Fix DT example

* pm-cpuidle:
  x86/intel_idle: add Gemini Lake support
  cpuidle: check dev before usage in cpuidle_use_deepest_state()

* pm-sleep:
  ACPI / sleep: Ignore spurious SCI wakeups from suspend-to-idle
  PM / wakeup: Integrate mechanism to abort transitions in progress

* powercap:
  powercap: intel_rapl: Add support for Gemini Lake
This commit is contained in:
Rafael J. Wysocki 2017-05-09 23:21:46 +02:00
commit 80449d89d4
15 changed files with 123 additions and 46 deletions
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2
drivers/acpi/battery.c
View file

@ -782,7 +782,7 @@ static int acpi_battery_update(struct acpi_battery *battery, bool resume)
if ((battery->state & ACPI_BATTERY_STATE_CRITICAL) ||
(test_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags) &&
(battery->capacity_now <= battery->alarm)))
pm_wakeup_event(&battery->device->dev, 0);
pm_wakeup_hard_event(&battery->device->dev);
return result;
}

5
drivers/acpi/button.c
View file

@ -216,7 +216,7 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state)
}
if (state)
pm_wakeup_event(&device->dev, 0);
pm_wakeup_hard_event(&device->dev);
ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device);
if (ret == NOTIFY_DONE)
@ -398,7 +398,7 @@ static void acpi_button_notify(struct acpi_device *device, u32 event)
} else {
int keycode;
pm_wakeup_event(&device->dev, 0);
pm_wakeup_hard_event(&device->dev);
if (button->suspended)
break;
@ -530,6 +530,7 @@ static int acpi_button_add(struct acpi_device *device)
lid_device = device;
}
device_init_wakeup(&device->dev, true);
printk(KERN_INFO PREFIX "%s [%s]\n", name, acpi_device_bid(device));
return 0;

3
drivers/acpi/device_pm.c
View file

@ -24,6 +24,7 @@
#include <linux/pm_qos.h>
#include <linux/pm_domain.h>
#include <linux/pm_runtime.h>
#include <linux/suspend.h>
#include "internal.h"
@ -399,7 +400,7 @@ static void acpi_pm_notify_handler(acpi_handle handle, u32 val, void *not_used)
mutex_lock(&acpi_pm_notifier_lock);
if (adev->wakeup.flags.notifier_present) {
__pm_wakeup_event(adev->wakeup.ws, 0);
pm_wakeup_ws_event(adev->wakeup.ws, 0, true);
if (adev->wakeup.context.work.func)
queue_pm_work(&adev->wakeup.context.work);
}

28
drivers/acpi/sleep.c
View file

@ -662,14 +662,40 @@ static int acpi_freeze_prepare(void)
acpi_os_wait_events_complete();
if (acpi_sci_irq_valid())
enable_irq_wake(acpi_sci_irq);
return 0;
}
static void acpi_freeze_wake(void)
{
/*
* If IRQD_WAKEUP_ARMED is not set for the SCI at this point, it means
* that the SCI has triggered while suspended, so cancel the wakeup in
* case it has not been a wakeup event (the GPEs will be checked later).
*/
if (acpi_sci_irq_valid() &&
!irqd_is_wakeup_armed(irq_get_irq_data(acpi_sci_irq)))
pm_system_cancel_wakeup();
}
static void acpi_freeze_sync(void)
{
/*
* Process all pending events in case there are any wakeup ones.
*
* The EC driver uses the system workqueue, so that one needs to be
* flushed too.
*/
acpi_os_wait_events_complete();
flush_scheduled_work();
}
static void acpi_freeze_restore(void)
{
acpi_disable_wakeup_devices(ACPI_STATE_S0);
if (acpi_sci_irq_valid())
disable_irq_wake(acpi_sci_irq);
acpi_enable_all_runtime_gpes();
}
@ -681,6 +707,8 @@ static void acpi_freeze_end(void)
static const struct platform_freeze_ops acpi_freeze_ops = {
.begin = acpi_freeze_begin,
.prepare = acpi_freeze_prepare,
.wake = acpi_freeze_wake,
.sync = acpi_freeze_sync,
.restore = acpi_freeze_restore,
.end = acpi_freeze_end,
};