1#ifndef ACPI_ATOMIC_IO_H
 2#define ACPI_ATOMIC_IO_H
 3
 4int acpi_pre_map_gar(struct acpi_generic_address *reg);
 5int acpi_post_unmap_gar(struct acpi_generic_address *reg);
 6
 7int acpi_atomic_read(u64 *val, struct acpi_generic_address *reg);
 8int acpi_atomic_write(u64 val, struct acpi_generic_address *reg);
 9
10#endif