linux-sg2042/include/media/rds.h

45 lines
1.3 KiB
C

/*
Types and defines needed for RDS. This is included by
saa6588.c and every driver (e.g. bttv-driver.c) that wants
to use the saa6588 module.
Instead of having a separate rds.h, I'd prefer to include
this stuff in one of the already existing files like tuner.h
(c) 2005 by Hans J. Koch
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 _RDS_H
#define _RDS_H
struct rds_command {
unsigned int block_count;
int result;
unsigned char __user *buffer;
struct file *instance;
poll_table *event_list;
};
#define RDS_CMD_OPEN _IOW('R',1,int)
#define RDS_CMD_CLOSE _IOW('R',2,int)
#define RDS_CMD_READ _IOR('R',3,int)
#define RDS_CMD_POLL _IOR('R',4,int)
#endif