| 1 | // SPDX-License-Identifier: GPL-2.0+ |
|---|---|
| 2 | /* |
| 3 | * Driver for Realtek PCI-Express card reader |
| 4 | * |
| 5 | * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved. |
| 6 | * |
| 7 | * Author: |
| 8 | * Wei WANG (wei_wang@realsil.com.cn) |
| 9 | * Micky Ching (micky_ching@realsil.com.cn) |
| 10 | */ |
| 11 | |
| 12 | #include "general.h" |
| 13 | |
| 14 | int bit1cnt_long(u32 data) |
| 15 | { |
| 16 | int i, cnt = 0; |
| 17 | |
| 18 | for (i = 0; i < 32; i++) { |
| 19 | if (data & 0x01) |
| 20 | cnt++; |
| 21 | data >>= 1; |
| 22 | } |
| 23 | return cnt; |
| 24 | } |
| 25 | |
| 26 |