1 /* Driver for Realtek PCI-Express card reader
2  *
3  * Copyright(c) 2009 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  *   wwang (wei_wang@realsil.com.cn)
20  *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
21  */
22 
23 #include "general.h"
24 
bit1cnt_long(u32 data)25 int bit1cnt_long(u32 data)
26 {
27 	int i, cnt = 0;
28 	for (i = 0; i < 32; i++) {
29 		if (data & 0x01)
30 			cnt++;
31 		data >>= 1;
32 	}
33 	return cnt;
34 }
35 
36