diff options
Diffstat (limited to 'include/acpi/acpi_bus.h')
| -rw-r--r-- | include/acpi/acpi_bus.h | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 3a82faac5767..c6bd4f9a80ba 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -280,6 +280,12 @@ struct acpi_device_power { struct acpi_device_power_state states[ACPI_D_STATE_COUNT]; /* Power states (D0-D3Cold) */ }; +struct acpi_dep_data { + struct list_head node; + acpi_handle supplier; + acpi_handle consumer; +}; + /* Performance Management */ struct acpi_device_perf_flags { @@ -498,8 +504,6 @@ extern int unregister_acpi_notifier(struct notifier_block *); */ int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device); -struct acpi_device *acpi_bus_get_acpi_device(acpi_handle handle); -void acpi_bus_put_acpi_device(struct acpi_device *adev); acpi_status acpi_bus_get_status_handle(acpi_handle handle, unsigned long long *sta); int acpi_bus_get_status(struct acpi_device *device); @@ -586,7 +590,7 @@ struct acpi_pci_root { /* helper */ -bool acpi_dma_supported(struct acpi_device *adev); +bool acpi_dma_supported(const struct acpi_device *adev); enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev); int acpi_dma_get_range(struct device *dev, u64 *dma_addr, u64 *offset, u64 *size); @@ -685,6 +689,8 @@ static inline bool acpi_device_can_poweroff(struct acpi_device *adev) bool acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2); +void acpi_dev_clear_dependencies(struct acpi_device *supplier); +struct acpi_device *acpi_dev_get_first_consumer_dev(struct acpi_device *supplier); struct acpi_device * acpi_dev_get_next_match_dev(struct acpi_device *adev, const char *hid, const char *uid, s64 hrv); struct acpi_device * @@ -718,6 +724,13 @@ static inline void acpi_dev_put(struct acpi_device *adev) { put_device(&adev->dev); } + +struct acpi_device *acpi_bus_get_acpi_device(acpi_handle handle); + +static inline void acpi_bus_put_acpi_device(struct acpi_device *adev) +{ + acpi_dev_put(adev); +} #else /* CONFIG_ACPI */ static inline int register_acpi_bus_type(void *bus) { return 0; } |