linuxdebug/drivers/media/dvb-frontends/cx24116.h

46 lines
1.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
Copyright (C) 2006 Steven Toth <stoth@linuxtv.com>
*/
#ifndef CX24116_H
#define CX24116_H
#include <linux/dvb/frontend.h>
struct cx24116_config {
/* the demodulator's i2c address */
u8 demod_address;
/* Need to set device param for start_dma */
int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
/* Need to reset device during firmware loading */
int (*reset_device)(struct dvb_frontend *fe);
/* Need to set MPEG parameters */
u8 mpg_clk_pos_pol:0x02;
/* max bytes I2C provider can write at once */
u16 i2c_wr_max;
};
#if IS_REACHABLE(CONFIG_DVB_CX24116)
extern struct dvb_frontend *cx24116_attach(
const struct cx24116_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *cx24116_attach(
const struct cx24116_config *config,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif /* CX24116_H */