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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-09-17 09:36:34 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-09-17 09:36:34 +0200 |
| commit | d2817063697747a8c9dcb971b2eb8f07fc153e5a (patch) | |
| tree | 3c2687f98425ecfce415d1547a095904c91ae689 /kernel/irq | |
| parent | 0760bb9ac9e71e7799e377ef7d31302c60c3418d (diff) | |
| parent | 1b531e55c52bbe2927e2c3490d47c82113d303e7 (diff) | |
| download | linux-d2817063697747a8c9dcb971b2eb8f07fc153e5a.tar.gz linux-d2817063697747a8c9dcb971b2eb8f07fc153e5a.tar.bz2 linux-d2817063697747a8c9dcb971b2eb8f07fc153e5a.zip | |
Merge branch 'pm-sleep'
* pm-sleep: (29 commits)
ACPI: PM: s2idle: Always set up EC GPE for system wakeup
ACPI: PM: s2idle: Avoid rearming SCI for wakeup unnecessarily
PM / wakeup: Unexport wakeup_source_sysfs_{add,remove}()
PM / wakeup: Register wakeup class kobj after device is added
PM / wakeup: Fix sysfs registration error path
PM / wakeup: Show wakeup sources stats in sysfs
PM / wakeup: Use wakeup_source_register() in wakelock.c
PM / wakeup: Drop wakeup_source_init(), wakeup_source_prepare()
PM: sleep: Replace strncmp() with str_has_prefix()
PM: suspend: Fix platform_suspend_prepare_noirq()
intel-hid: Disable button array during suspend-to-idle
intel-hid: intel-vbtn: Avoid leaking wakeup_mode set
ACPI: PM: s2idle: Execute LPS0 _DSM functions with suspended devices
ACPI: EC: PM: Make acpi_ec_dispatch_gpe() print debug message
ACPI: EC: PM: Consolidate some code depending on PM_SLEEP
ACPI: PM: s2idle: Eliminate acpi_sleep_no_ec_events()
ACPI: PM: s2idle: Switch EC over to polling during "noirq" suspend
ACPI: PM: s2idle: Add acpi.sleep_no_lps0 module parameter
ACPI: PM: s2idle: Rearrange lps0_device_attach()
PM/sleep: Expose suspend stats in sysfs
...
Diffstat (limited to 'kernel/irq')
| -rw-r--r-- | kernel/irq/pm.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/kernel/irq/pm.c b/kernel/irq/pm.c index d6961d3c6f9e..8f557fa1f4fe 100644 --- a/kernel/irq/pm.c +++ b/kernel/irq/pm.c @@ -177,6 +177,26 @@ static void resume_irqs(bool want_early) } /** + * rearm_wake_irq - rearm a wakeup interrupt line after signaling wakeup + * @irq: Interrupt to rearm + */ +void rearm_wake_irq(unsigned int irq) +{ + unsigned long flags; + struct irq_desc *desc = irq_get_desc_buslock(irq, &flags, IRQ_GET_DESC_CHECK_GLOBAL); + + if (!desc || !(desc->istate & IRQS_SUSPENDED) || + !irqd_is_wakeup_set(&desc->irq_data)) + return; + + desc->istate &= ~IRQS_SUSPENDED; + irqd_set(&desc->irq_data, IRQD_WAKEUP_ARMED); + __enable_irq(desc); + + irq_put_desc_busunlock(desc, flags); +} + +/** * irq_pm_syscore_ops - enable interrupt lines early * * Enable all interrupt lines with %IRQF_EARLY_RESUME set. |