WSL2-Linux-Kernel/drivers/media/tuners/tda8290.h

67 строки
1.9 KiB
C

/*
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 __TDA8290_H__
#define __TDA8290_H__
#include <linux/i2c.h>
#include "dvb_frontend.h"
#include "tda18271.h"
enum tda8290_lna {
TDA8290_LNA_OFF = 0,
TDA8290_LNA_GP0_HIGH_ON = 1,
TDA8290_LNA_GP0_HIGH_OFF = 2,
TDA8290_LNA_ON_BRIDGE = 3,
};
struct tda829x_config {
enum tda8290_lna lna_cfg;
unsigned int probe_tuner:1;
#define TDA829X_PROBE_TUNER 0
#define TDA829X_DONT_PROBE 1
unsigned int no_i2c_gate:1;
struct tda18271_std_map *tda18271_std_map;
};
#if IS_REACHABLE(CONFIG_MEDIA_TUNER_TDA8290)
extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr);
extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c_adap,
u8 i2c_addr,
struct tda829x_config *cfg);
#else
static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return -EINVAL;
}
static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c_adap,
u8 i2c_addr,
struct tda829x_config *cfg)
{
printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
__func__);
return NULL;
}
#endif
#endif /* __TDA8290_H__ */