// SPDX-License-Identifier: GPL-2.0+ /* * Driver for Realtek PCI-Express card reader * * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved. * * Author: * Wei WANG (wei_wang@realsil.com.cn) * Micky Ching (micky_ching@realsil.com.cn) */ #include "general.h" int bit1cnt_long(u32 data) { int i, cnt = 0; for (i = 0; i < 32; i++) { if (data & 0x01) cnt++; data >>= 1; } return cnt; }