diff options
Diffstat (limited to 'include/linux/acpi.h')
| -rw-r--r-- | include/linux/acpi.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h index d9099b15b472..3e3247d95fd9 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -42,6 +42,7 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> #include <acpi/acpi_numa.h> +#include <acpi/acpi_io.h> #include <asm/acpi.h> static inline acpi_handle acpi_device_handle(struct acpi_device *adev) @@ -53,6 +54,12 @@ static inline acpi_handle acpi_device_handle(struct acpi_device *adev) #define ACPI_COMPANION_SET(dev, adev) ACPI_COMPANION(dev) = (adev) #define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev)) +static inline void acpi_preset_companion(struct device *dev, + struct acpi_device *parent, u64 addr) +{ + ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL)); +} + static inline const char *acpi_dev_name(struct acpi_device *adev) { return dev_name(&adev->dev); @@ -460,7 +467,7 @@ struct acpi_table_header; static inline int acpi_table_parse(char *id, int (*handler)(struct acpi_table_header *)) { - return -1; + return -ENODEV; } static inline int acpi_nvs_register(__u64 start, __u64 size) |
