1 /*
2 * Copyright (C) 2021 HiSilicon (Shanghai) Technologies CO., LIMITED.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 */
18 #include <hi_types_base.h>
19 #include <hi_config.h>
20
ms2systick(HI_IN hi_u32 ms,HI_IN hi_bool include0)21 hi_u32 ms2systick(HI_IN hi_u32 ms, HI_IN hi_bool include0)
22 {
23 hi_u32 tick;
24
25 /* >10ms向下对齐 */
26 if (ms > HI_MILLISECOND_PER_TICK) {
27 tick = ms / HI_MILLISECOND_PER_TICK; /* convert from ms to ticks */
28 }
29 /* <10ms向上对齐 */
30 else {
31 if ((HI_TRUE == include0) && (0 == ms)) {
32 tick = 0;
33 } else {
34 tick = 1;
35 }
36 }
37
38 return tick;
39 }
40