diff options
| -rw-r--r-- | drivers/acpi/bus.c | 12 | ||||
| -rw-r--r-- | include/acpi/acpi_bus.h | 3 |
2 files changed, 15 insertions, 0 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 7027ff2edfba..4d7c51a33b01 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -1115,6 +1115,18 @@ int acpi_dev_for_each_child(struct acpi_device *adev, return device_for_each_child(&adev->dev, &adwc, acpi_dev_for_one_check); } +int acpi_dev_for_each_child_reverse(struct acpi_device *adev, + int (*fn)(struct acpi_device *, void *), + void *data) +{ + struct acpi_dev_walk_context adwc = { + .fn = fn, + .data = data, + }; + + return device_for_each_child_reverse(&adev->dev, &adwc, acpi_dev_for_one_check); +} + /* -------------------------------------------------------------------------- Initialization/Cleanup -------------------------------------------------------------------------- */ diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 597961969ca1..76de1aa5d221 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -483,6 +483,9 @@ extern struct bus_type acpi_bus_type; int acpi_bus_for_each_dev(int (*fn)(struct device *, void *), void *data); int acpi_dev_for_each_child(struct acpi_device *adev, int (*fn)(struct acpi_device *, void *), void *data); +int acpi_dev_for_each_child_reverse(struct acpi_device *adev, + int (*fn)(struct acpi_device *, void *), + void *data); /* * Events |