power_of2 165 drivers/acpi/acpica/acmacros.h #define _ACPI_DIV(value, power_of2) ((u32) ((value) >> (power_of2))) power_of2 166 drivers/acpi/acpica/acmacros.h #define _ACPI_MUL(value, power_of2) ((u32) ((value) << (power_of2)))