162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Driver for the Conexant CX25821 PCIe bridge 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (C) 2009 Conexant Systems Inc. 662306a36Sopenharmony_ci * Authors <shu.lin@conexant.com>, <hiep.huynh@conexant.com> 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#ifndef _BITFUNCS_H 1062306a36Sopenharmony_ci#define _BITFUNCS_H 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci#define SetBit(Bit) (1 << Bit) 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_cistatic inline u8 getBit(u32 sample, u8 index) 1562306a36Sopenharmony_ci{ 1662306a36Sopenharmony_ci return (u8) ((sample >> index) & 1); 1762306a36Sopenharmony_ci} 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_cistatic inline u32 clearBitAtPos(u32 value, u8 bit) 2062306a36Sopenharmony_ci{ 2162306a36Sopenharmony_ci return value & ~(1 << bit); 2262306a36Sopenharmony_ci} 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_cistatic inline u32 setBitAtPos(u32 sample, u8 bit) 2562306a36Sopenharmony_ci{ 2662306a36Sopenharmony_ci sample |= (1 << bit); 2762306a36Sopenharmony_ci return sample; 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci} 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_ci#endif 32