From 02b20b0b4cde011f7ad6b5363fb88b93f7ad4e5b Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Tue, 15 Sep 2009 11:33:54 -0300 Subject: V4L/DVB (12730): Add conexant cx25821 driver GIT_BRANCH=devel GIT_AUTHOR_DATE=1252851239 GIT_AUTHOR_NAME=Palash Bandyopadhyay GIT_AUTHOR_EMAIL=Palash.Bandyopadhyay@conexant.com Add conexant cx25821 driver release v106 of the Athena driver. Signed-off-by: Palash Bandyopadhyay Signed-off-by: Mauro Carvalho Chehab --- drivers/staging/cx25821/cx25821-biffuncs.h | 45 ++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 drivers/staging/cx25821/cx25821-biffuncs.h (limited to 'drivers/staging/cx25821/cx25821-biffuncs.h') diff --git a/drivers/staging/cx25821/cx25821-biffuncs.h b/drivers/staging/cx25821/cx25821-biffuncs.h new file mode 100644 index 0000000..a5c0535 --- /dev/null +++ b/drivers/staging/cx25821/cx25821-biffuncs.h @@ -0,0 +1,45 @@ +/* + * Driver for the Conexant CX25821 PCIe bridge + * + * Copyright (C) 2009 Conexant Systems Inc. + * Authors , + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _BITFUNCS_H +#define _BITFUNCS_H + +#define SetBit(Bit) (1 << Bit) + +inline u8 getBit(u32 sample, u8 index) +{ + return (u8) ((sample >> index) & 1); +} + +inline u32 clearBitAtPos(u32 value, u8 bit) +{ + return value & ~(1 << bit); +} + +inline u32 setBitAtPos(u32 sample, u8 bit) +{ + sample |= (1 << bit); + return sample; + +} + +#endif -- cgit v1.1