ACPICA: Utilities: Add ACPI_IS_POWER_OF_TWO()
authorLv Zheng <lv.zheng@intel.com>
Thu, 24 Mar 2016 01:40:56 +0000 (09:40 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Tue, 5 Apr 2016 01:53:33 +0000 (03:53 +0200)
commita8d1e1c063b0b1c91a9415f5cb09e37a75bce809
treea7b90d0700afc06d868a4283c897f02aa2d5289c
parent7447bc1e69bafab72ef69a7f054bb1e5f9ff908d
ACPICA: Utilities: Add ACPI_IS_POWER_OF_TWO()

ACPICA commit cbcb77565c5032dd48e19b3a8a8b8704c5f29faf

This patch adds a macro ACPI_IS_POWER_OF_TWO, which can be used to
detect if a number is a power of two. Lv Zheng.

Link: https://github.com/acpica/acpica/commit/cbcb7756
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/acpica/acmacros.h