ACPICA: Utilities: Add ACPI_IS_ALIGNED() macro
This patch introduces ACPI_IS_ALIGNED() macro. Lv Zheng.
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h
index 73f6653..ecbaaba 100644
--- a/drivers/acpi/acpica/acmacros.h
+++ b/drivers/acpi/acpica/acmacros.h
@@ -262,7 +262,8 @@
/* Generic (power-of-two) rounding */
-#define ACPI_IS_POWER_OF_TWO(a) (((a) & ((a) - 1)) == 0)
+#define ACPI_IS_ALIGNED(a, s) (((a) & ((s) - 1)) == 0)
+#define ACPI_IS_POWER_OF_TWO(a) ACPI_IS_ALIGNED(a, a)
/*
* Bitmask creation