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Diffstat (limited to 'drivers/acpi/acpica/acutils.h')
-rw-r--r-- | drivers/acpi/acpica/acutils.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h index 80d8813484fe..897810ba0ccc 100644 --- a/drivers/acpi/acpica/acutils.h +++ b/drivers/acpi/acpica/acutils.h @@ -346,6 +346,21 @@ acpi_status acpi_ut_execute_sxds(struct acpi_namespace_node *device_node, u8 * highest); /* + * utlock - reader/writer locks + */ +acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock); + +void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock); + +acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock); + +acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock); + +acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock); + +void acpi_ut_release_write_lock(struct acpi_rw_lock *lock); + +/* * utobject - internal object create/delete/cache routines */ union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char |