1 /*
2 * Copyright (C) 2010, 2013-2014, 2016-2017 ARM Limited. All rights reserved.
3 *
4 * This program is free software and is provided to you under the terms of the GNU General Public License version 2
5 * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
6 *
7 * A copy of the licence is included with the program, and can also be obtained from Free Software
8 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
9 */
10
11 /**
12 * @file mali_osk_math.c
13 * Implementation of the OS abstraction layer for the kernel device driver
14 */
15
16 #include "mali_osk.h"
17 #include <linux/bitops.h>
18
_mali_osk_clz(u32 input)19 u32 _mali_osk_clz(u32 input)
20 {
21 return 32 - fls(input);
22 }
23
_mali_osk_fls(u32 input)24 u32 _mali_osk_fls(u32 input)
25 {
26 return fls(input);
27 }
28