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)))