LXR linux/drivers/media/pci/cx25821/cx25821-biffuncs.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 *  Driver for the Conexant CX25821 PCIe bridge
   4 *
   5 *  Copyright (C) 2009 Conexant Systems Inc.
   6 *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
   7 */
   8
   9#ifndef _BITFUNCS_H
  10#define _BITFUNCS_H
  11
  12#define SetBit(Bit)  (1 << Bit)
  13
  14static inline u8 getBit(u32 sample, u8 index)
  15{
  16        return (u8) ((sample >> index) & 1);
  17}
  18
  19static inline u32 clearBitAtPos(u32 value, u8 bit)
  20{
  21        return value & ~(1 << bit);
  22}
  23
  24static inline u32 setBitAtPos(u32 sample, u8 bit)
  25{
  26        sample |= (1 << bit);
  27        return sample;
  28
  29}
  30
  31#endif
  32