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ACPI / PM: Move device power management functions to device_pm.c

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Move ACPI device power management functions from drivers/acpi/bus.c
to drivers/acpi/device_pm.c.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki
2013-01-17 14:11:08 +01:00
parent 96bfd3cee2
commit 9ce4e60711
4 changed files with 326 additions and 294 deletions
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38
include/acpi/acpi_bus.h
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@@ -330,13 +330,51 @@ void acpi_bus_data_handler(acpi_handle handle, void *context);
acpi_status acpi_bus_get_status_handle(acpi_handle handle,
unsigned long long *sta);
int acpi_bus_get_status(struct acpi_device *device);
#ifdef CONFIG_PM
int acpi_bus_set_power(acpi_handle handle, int state);
const char *acpi_power_state_string(int state);
int acpi_device_get_power(struct acpi_device *device, int *state);
int acpi_device_set_power(struct acpi_device *device, int state);
int acpi_bus_init_power(struct acpi_device *device);
int acpi_bus_update_power(acpi_handle handle, int *state_p);
bool acpi_bus_power_manageable(acpi_handle handle);
bool acpi_bus_can_wakeup(acpi_handle handle);
#else /* !CONFIG_PM */
static inline int acpi_bus_set_power(acpi_handle handle, int state)
{
return 0;
}
static inline const char *acpi_power_state_string(int state)
{
return "D0";
}
static inline int acpi_device_get_power(struct acpi_device *device, int *state)
{
return 0;
}
static inline int acpi_device_set_power(struct acpi_device *device, int state)
{
return 0;
}
static inline int acpi_bus_init_power(struct acpi_device *device)
{
return 0;
}
static inline int acpi_bus_update_power(acpi_handle handle, int *state_p)
{
return 0;
}
static inline bool acpi_bus_power_manageable(acpi_handle handle)
{
return false;
}
static inline bool acpi_bus_can_wakeup(acpi_handle handle)
{
return false;
}
#endif /* !CONFIG_PM */
#ifdef CONFIG_ACPI_PROC_EVENT
int acpi_bus_generate_proc_event(struct acpi_device *device, u8 type, int data);
int acpi_bus_generate_proc_event4(const char *class, const char *bid, u8 type, int data);