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ACPI: PM: s2idle: Print type of wakeup debug messages

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Since acpi_s2idle_wake() knows the category of wakeup causing the
system to resume from suspend-to-idle, make it print a unique message
for each of them to help diagnose wakeup issues.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki 2020-05-19 13:36:48 +02:00
parent 9cb1fd0efd
commit 3441362b08
1 changed files with 15 additions and 5 deletions
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20
drivers/acpi/sleep.c
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@ -992,23 +992,31 @@ static bool acpi_s2idle_wake(void)
* wakeup is pending anyway and the SCI is not the source of
* it).
*/
if (irqd_is_wakeup_armed(irq_get_irq_data(acpi_sci_irq)))
if (irqd_is_wakeup_armed(irq_get_irq_data(acpi_sci_irq))) {
pm_pr_dbg("Wakeup unrelated to ACPI SCI\n");
return true;
}
/*
* If the status bit of any enabled fixed event is set, the
* wakeup is regarded as valid.
*/
if (acpi_any_fixed_event_status_set())
if (acpi_any_fixed_event_status_set()) {
pm_pr_dbg("ACPI fixed event wakeup\n");
return true;
}
/* Check wakeups from drivers sharing the SCI. */
if (acpi_check_wakeup_handlers())
if (acpi_check_wakeup_handlers()) {
pm_pr_dbg("ACPI custom handler wakeup\n");
return true;
}
/* Check non-EC GPE wakeups and dispatch the EC GPE. */
if (acpi_ec_dispatch_gpe())
if (acpi_ec_dispatch_gpe()) {
pm_pr_dbg("ACPI non-EC GPE wakeup\n");
return true;
}
/*
* Cancel the SCI wakeup and process all pending events in case
@ -1027,8 +1035,10 @@ static bool acpi_s2idle_wake(void)
* are pending here, they must be resulting from the processing
* of EC events above or coming from somewhere else.
*/
if (pm_wakeup_pending())
if (pm_wakeup_pending()) {
pm_pr_dbg("Wakeup after ACPI Notify sync\n");
return true;
}
rearm_wake_irq(acpi_sci_irq);
}