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fa590c22 MC |
1 | /* Driver for Realtek PCI-Express card reader |
2 | * | |
3 | * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms of the GNU General Public License as published by the | |
7 | * Free Software Foundation; either version 2, or (at your option) any | |
8 | * later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, see <http://www.gnu.org/licenses/>. | |
17 | * | |
18 | * Author: | |
19 | * Wei WANG (wei_wang@realsil.com.cn) | |
20 | * Micky Ching (micky_ching@realsil.com.cn) | |
21 | */ | |
22 | ||
23 | #include "general.h" | |
24 | ||
25 | int bit1cnt_long(u32 data) | |
26 | { | |
27 | int i, cnt = 0; | |
4a8e3076 | 28 | |
fa590c22 MC |
29 | for (i = 0; i < 32; i++) { |
30 | if (data & 0x01) | |
31 | cnt++; | |
32 | data >>= 1; | |
33 | } | |
34 | return cnt; | |
35 | } | |
36 |