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author | Mika Westerberg <mika.westerberg@linux.intel.com> | 2012-09-07 10:31:38 +0300 |
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committer | Len Brown <len.brown@intel.com> | 2012-09-21 13:38:12 -0400 |
commit | 0d2cf8f5aab358c897902ebad40fa4edd1b4556e (patch) | |
tree | 19e6d891bcbe3e42790d4b2df51c8fcd81aab708 /include/acpi | |
parent | c46de2263f42fb4bbde411b9126f471e9343cb22 (diff) | |
download | blackbird-obmc-linux-0d2cf8f5aab358c897902ebad40fa4edd1b4556e.tar.gz blackbird-obmc-linux-0d2cf8f5aab358c897902ebad40fa4edd1b4556e.zip |
ACPI: introduce module_acpi_driver() helper macro
Add a helper macro module_acpi_driver() which reduces the boilerplate code
for ACPI drivers. This is similar what is done for other busses (PCI, SPI,
I2C etc).
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include/acpi')
-rw-r--r-- | include/acpi/acpi_bus.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index bde976ee068d..bddd90975e4e 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -381,6 +381,19 @@ int acpi_match_device_ids(struct acpi_device *device, int acpi_create_dir(struct acpi_device *); void acpi_remove_dir(struct acpi_device *); + +/** + * module_acpi_driver(acpi_driver) - Helper macro for registering an ACPI driver + * @__acpi_driver: acpi_driver struct + * + * Helper macro for ACPI drivers which do not do anything special in module + * init/exit. This eliminates a lot of boilerplate. Each module may only + * use this macro once, and calling it replaces module_init() and module_exit() + */ +#define module_acpi_driver(__acpi_driver) \ + module_driver(__acpi_driver, acpi_bus_register_driver, \ + acpi_bus_unregister_driver) + /* * Bind physical devices with ACPI devices */ |