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-rw-r--r--include/acpi/acpi_bus.h78
1 files changed, 72 insertions, 6 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 0daa0fbd865..7ced5dc20dd 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -144,12 +144,11 @@ struct acpi_device_flags {
u32 bus_address:1;
u32 removable:1;
u32 ejectable:1;
- u32 lockable:1;
u32 suprise_removal_ok:1;
u32 power_manageable:1;
u32 performance_manageable:1;
u32 eject_pending:1;
- u32 reserved:23;
+ u32 reserved:24;
};
/* File System */
@@ -180,6 +179,7 @@ struct acpi_device_pnp {
acpi_device_name device_name; /* Driver-determined */
acpi_device_class device_class; /* " */
union acpi_object *str_obj; /* unicode string for _STR method */
+ unsigned long sun; /* _SUN */
};
#define acpi_device_bid(d) ((d)->pnp.bus_id)
@@ -201,6 +201,7 @@ struct acpi_device_power_flags {
struct acpi_device_power_state {
struct {
u8 valid:1;
+ u8 os_accessible:1;
u8 explicit_set:1; /* _PSx present? */
u8 reserved:6;
} flags;
@@ -339,6 +340,7 @@ acpi_status acpi_bus_get_status_handle(acpi_handle handle,
unsigned long long *sta);
int acpi_bus_get_status(struct acpi_device *device);
int acpi_bus_set_power(acpi_handle handle, int state);
+int acpi_device_set_power(struct acpi_device *device, int state);
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);
@@ -410,36 +412,100 @@ acpi_handle acpi_get_child(acpi_handle, u64);
int acpi_is_root_bridge(acpi_handle);
acpi_handle acpi_get_pci_rootbridge_handle(unsigned int, unsigned int);
struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle);
-#define DEVICE_ACPI_HANDLE(dev) ((acpi_handle)((dev)->archdata.acpi_handle))
+#define DEVICE_ACPI_HANDLE(dev) ((acpi_handle)ACPI_HANDLE(dev))
int acpi_enable_wakeup_device_power(struct acpi_device *dev, int state);
int acpi_disable_wakeup_device_power(struct acpi_device *dev);
#ifdef CONFIG_PM
+acpi_status acpi_add_pm_notifier(struct acpi_device *adev,
+ acpi_notify_handler handler, void *context);
+acpi_status acpi_remove_pm_notifier(struct acpi_device *adev,
+ acpi_notify_handler handler);
+int acpi_device_power_state(struct device *dev, struct acpi_device *adev,
+ u32 target_state, int d_max_in, int *d_min_p);
int acpi_pm_device_sleep_state(struct device *, int *, int);
#else
-static inline int acpi_pm_device_sleep_state(struct device *d, int *p, int m)
+static inline acpi_status acpi_add_pm_notifier(struct acpi_device *adev,
+ acpi_notify_handler handler,
+ void *context)
+{
+ return AE_SUPPORT;
+}
+static inline acpi_status acpi_remove_pm_notifier(struct acpi_device *adev,
+ acpi_notify_handler handler)
+{
+ return AE_SUPPORT;
+}
+static inline int __acpi_device_power_state(int m, int *p)
{
if (p)
*p = ACPI_STATE_D0;
return (m >= ACPI_STATE_D0 && m <= ACPI_STATE_D3) ? m : ACPI_STATE_D0;
}
+static inline int acpi_device_power_state(struct device *dev,
+ struct acpi_device *adev,
+ u32 target_state, int d_max_in,
+ int *d_min_p)
+{
+ return __acpi_device_power_state(d_max_in, d_min_p);
+}
+static inline int acpi_pm_device_sleep_state(struct device *d, int *p, int m)
+{
+ return __acpi_device_power_state(m, p);
+}
#endif
-#ifdef CONFIG_PM_SLEEP
+#ifdef CONFIG_PM_RUNTIME
+int __acpi_device_run_wake(struct acpi_device *, bool);
int acpi_pm_device_run_wake(struct device *, bool);
-int acpi_pm_device_sleep_wake(struct device *, bool);
#else
+static inline int __acpi_device_run_wake(struct acpi_device *adev, bool en)
+{
+ return -ENODEV;
+}
static inline int acpi_pm_device_run_wake(struct device *dev, bool enable)
{
return -ENODEV;
}
+#endif
+
+#ifdef CONFIG_PM_SLEEP
+int __acpi_device_sleep_wake(struct acpi_device *, u32, bool);
+int acpi_pm_device_sleep_wake(struct device *, bool);
+#else
+static inline int __acpi_device_sleep_wake(struct acpi_device *adev,
+ u32 target_state, bool enable)
+{
+ return -ENODEV;
+}
static inline int acpi_pm_device_sleep_wake(struct device *dev, bool enable)
{
return -ENODEV;
}
#endif
+#ifdef CONFIG_ACPI_SLEEP
+u32 acpi_target_system_state(void);
+#else
+static inline u32 acpi_target_system_state(void) { return ACPI_STATE_S0; }
+#endif
+
+static inline bool acpi_device_power_manageable(struct acpi_device *adev)
+{
+ return adev->flags.power_manageable;
+}
+
+static inline bool acpi_device_can_wakeup(struct acpi_device *adev)
+{
+ return adev->wakeup.flags.valid;
+}
+
+static inline bool acpi_device_can_poweroff(struct acpi_device *adev)
+{
+ return adev->power.states[ACPI_STATE_D3_COLD].flags.os_accessible;
+}
+
#else /* CONFIG_ACPI */
static inline int register_acpi_bus_type(void *bus) { return 0; }