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ACPI: resources: Add wake_capable parameter to acpi_dev_irq_flags

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ACPI IRQ/Interrupt resources contain a bit that describes if the
interrupt should wake the system. This change exposes that bit via
a new IORESOURCE_IRQ_WAKECAPABLE flag. Drivers should check this flag
before arming an IRQ to wake the system.

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Raul E Rangel
2022-09-29 10:19:10 -06:00
committed by Rafael J. Wysocki
parent 4c99256013
commit 5ff811604f
5 changed files with 23 additions and 13 deletions
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2
include/linux/acpi.h
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@@ -495,7 +495,7 @@ bool acpi_dev_resource_address_space(struct acpi_resource *ares,
struct resource_win *win);
bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
struct resource_win *win);
unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable, u8 wake_capable);
unsigned int acpi_dev_get_irq_type(int triggering, int polarity);
bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
struct resource *res);