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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-07-04 02:02:49 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2019-07-04 11:49:57 +0300 |
| commit | 9ed411c06dd1cdf6171b992f68c37bc2d66054f9 (patch) | |
| tree | 320fde60e04aafe80102d9d98706902c454d3c23 /drivers/acpi/internal.h | |
| parent | 28ad4b4e3496871ade868c3d0ecf5c53e4a49041 (diff) | |
| download | linux-9ed411c06dd1cdf6171b992f68c37bc2d66054f9.tar.xz | |
ACPI: PM: Unexport acpi_device_get_power()
Using acpi_device_get_power() outside of ACPI device initialization
and ACPI sysfs is problematic due to the way in which power resources
are handled by it, so unexport it and add a paragraph explaining the
pitfalls to its kerneldoc comment.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/acpi/internal.h')
| -rw-r--r-- | drivers/acpi/internal.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index f6157d4d637a..f4c2fe6be4f2 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -139,8 +139,15 @@ int acpi_power_get_inferred_state(struct acpi_device *device, int *state); int acpi_power_on_resources(struct acpi_device *device, int state); int acpi_power_transition(struct acpi_device *device, int state); +/* -------------------------------------------------------------------------- + Device Power Management + -------------------------------------------------------------------------- */ +int acpi_device_get_power(struct acpi_device *device, int *state); int acpi_wakeup_device_init(void); +/* -------------------------------------------------------------------------- + Processor + -------------------------------------------------------------------------- */ #ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC void acpi_early_processor_set_pdc(void); #else |