kernel-ark/drivers/media/dvb/frontends/tda10048.h
Steven Toth 7bbb1ce4f3 V4L/DVB (7644): Adding support for the NXP TDA10048HN DVB OFDM demodulator
Adding support for the NXP TDA10048HN DVB OFDM demodulator

Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
2008-04-24 14:09:44 -03:00

64 lines
1.8 KiB
C

/*
NXP TDA10048HN DVB OFDM demodulator driver
Copyright (C) 2008 Steven Toth <stoth@hauppauge.com>
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 TDA10048_H
#define TDA10048_H
#include <linux/dvb/frontend.h>
#include <linux/firmware.h>
struct tda10048_config {
/* the demodulator's i2c address */
u8 demod_address;
/* serial/parallel output */
#define TDA10048_PARALLEL_OUTPUT 0
#define TDA10048_SERIAL_OUTPUT 1
u8 output_mode;
#define TDA10048_BULKWRITE_200 200
#define TDA10048_BULKWRITE_50 50
u8 fwbulkwritelen;
/* Spectral Inversion */
#define TDA10048_INVERSION_OFF 0
#define TDA10048_INVERSION_ON 1
u8 inversion;
};
#if defined(CONFIG_DVB_TDA10048) || \
(defined(CONFIG_DVB_TDA10048_MODULE) && defined(MODULE))
extern struct dvb_frontend *tda10048_attach(
const struct tda10048_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *tda10048_attach(
const struct tda10048_config *config,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_TDA10048 */
#endif /* TDA10048_H */