[linux-2.6-block.git] / drivers / media / dvb-frontends / cx24123.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
    Conexant cx24123/cx24109 - DVB QPSK Satellite demod/tuner driver

    Copyright (C) 2005 Steven Toth <stoth@linuxtv.org>

*/

#ifndef CX24123_H
#define CX24123_H

#include <linux/dvb/frontend.h>

struct cx24123_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);

	/* 0 = LNB voltage normal, 1 = LNB voltage inverted */
	int lnb_polarity;

	/* this device has another tuner */
	u8 dont_use_pll;
	void (*agc_callback) (struct dvb_frontend *);
};

#if IS_REACHABLE(CONFIG_DVB_CX24123)
extern struct dvb_frontend *cx24123_attach(const struct cx24123_config *config,
					   struct i2c_adapter *i2c);
extern struct i2c_adapter *cx24123_get_tuner_i2c_adapter(struct dvb_frontend *);
#else
static inline struct dvb_frontend *cx24123_attach(
	const struct cx24123_config *config, struct i2c_adapter *i2c)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
static inline struct i2c_adapter *
	cx24123_get_tuner_i2c_adapter(struct dvb_frontend *fe)
{
	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	return NULL;
}
#endif

#endif /* CX24123_H */
Commit	Line	Data
74ba9207	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
b79cb653 ST	2	/*
	3	Conexant cx24123/cx24109 - DVB QPSK Satellite demod/tuner driver
	4
6d897616	5	Copyright (C) 2005 Steven Toth <stoth@linuxtv.org>
b79cb653	6
b79cb653 ST	7	*/
	8
	9	#ifndef CX24123_H
	10	#define CX24123_H
	11
	12	#include <linux/dvb/frontend.h>
	13
93504abf	14	struct cx24123_config {
b79cb653 ST	15	/* the demodulator's i2c address */
	16	u8 demod_address;
	17
b79cb653	18	/* Need to set device param for start_dma */
93504abf	19	int (set_ts_params)(struct dvb_frontend fe, int is_punctured);
ef76856d YP	20
	21	/* 0 = LNB voltage normal, 1 = LNB voltage inverted */
	22	int lnb_polarity;
ca06fa79 PB	23
	24	/* this device has another tuner */
	25	u8 dont_use_pll;
	26	void (agc_callback) (struct dvb_frontend );
b79cb653 ST	27	};
b79cb653 ST	28
9b174527	29	#if IS_REACHABLE(CONFIG_DVB_CX24123)
ca06fa79 PB	30	extern struct dvb_frontend cx24123_attach(const struct cx24123_config config,
	31	struct i2c_adapter *i2c);
	32	extern struct i2c_adapter cx24123_get_tuner_i2c_adapter(struct dvb_frontend );
102a342b	33	#else
ca06fa79 PB	34	static inline struct dvb_frontend *cx24123_attach(
	35	const struct cx24123_config config, struct i2c_adapter i2c)
	36	{
	37	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
	38	return NULL;
	39	}
8b012fc9	40	static inline struct i2c_adapter *
ca06fa79	41	cx24123_get_tuner_i2c_adapter(struct dvb_frontend *fe)
102a342b	42	{
ca06fa79	43	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
102a342b AQ	44	return NULL;
102a342b AQ	45	}
93504abf	46	#endif
b79cb653 ST	47
b79cb653 ST	48	#endif /* CX24123_H */