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
25int bit1cnt_long(u32 data)
26{
27	int i, cnt = 0;
28
29	for (i = 0; i < 32; i++) {
30		if (data & 0x01)
31			cnt++;
32		data >>= 1;
33	}
34	return cnt;
35}
36