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authorAleksey Makarov <aleksey.makarov@linaro.org>2016-02-16 15:52:38 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-02-16 19:56:28 +0100
commit3b95bd160547f56a68aeb972c33ae9511e7a8380 (patch)
tree2aee4b0afd45b60ccde072b85be3e2298f034f35 /drivers/acpi/internal.h
parent18558cae0272f8fd9647e69d3fec1565a7949865 (diff)
downloadlinux-3b95bd160547f56a68aeb972c33ae9511e7a8380.tar.bz2
ACPI: introduce a function to find the first physical device
Factor out the code that finds the first physical device of a given ACPI device. It is used in several places. Signed-off-by: Aleksey Makarov <aleksey.makarov@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/internal.h')
-rw-r--r--drivers/acpi/internal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 1e6833a5cd44..8668891cb1fa 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -106,6 +106,7 @@ bool acpi_device_is_present(struct acpi_device *adev);
bool acpi_device_is_battery(struct acpi_device *adev);
bool acpi_device_is_first_physical_node(struct acpi_device *adev,
const struct device *dev);
+struct device *acpi_get_first_physical_node(struct acpi_device *adev);
/* --------------------------------------------------------------------------
Device Matching and Notification