xref: /OK3568_Linux_fs/kernel/drivers/media/dvb-frontends/cx24113.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  Driver for Conexant CX24113/CX24128 Tuner (Satellite)
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *  Copyright (C) 2007-8 Patrick Boettcher <pb@linuxtv.org>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef CX24113_H
9*4882a593Smuzhiyun #define CX24113_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct dvb_frontend;
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct cx24113_config {
14*4882a593Smuzhiyun 	u8 i2c_addr; /* 0x14 or 0x54 */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun 	u32 xtal_khz;
17*4882a593Smuzhiyun };
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_DVB_TUNER_CX24113)
20*4882a593Smuzhiyun extern struct dvb_frontend *cx24113_attach(struct dvb_frontend *,
21*4882a593Smuzhiyun 	const struct cx24113_config *config, struct i2c_adapter *i2c);
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun extern void cx24113_agc_callback(struct dvb_frontend *fe);
24*4882a593Smuzhiyun #else
cx24113_attach(struct dvb_frontend * fe,const struct cx24113_config * config,struct i2c_adapter * i2c)25*4882a593Smuzhiyun static inline struct dvb_frontend *cx24113_attach(struct dvb_frontend *fe,
26*4882a593Smuzhiyun 	const struct cx24113_config *config, struct i2c_adapter *i2c)
27*4882a593Smuzhiyun {
28*4882a593Smuzhiyun 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
29*4882a593Smuzhiyun 	return NULL;
30*4882a593Smuzhiyun }
31*4882a593Smuzhiyun 
cx24113_agc_callback(struct dvb_frontend * fe)32*4882a593Smuzhiyun static inline void cx24113_agc_callback(struct dvb_frontend *fe)
33*4882a593Smuzhiyun {
34*4882a593Smuzhiyun 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun #endif
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #endif /* CX24113_H */
39