wwang | 77d89b0 | 2011-01-21 17:39:18 +0800 | [diff] [blame] | 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 | |
| 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 | |