xref: /OK3568_Linux_fs/kernel/drivers/media/dvb-frontends/cx24117.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun     Conexant cx24117/cx24132 - Dual DVBS/S2 Satellite demod/tuner driver
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun     Copyright (C) 2013 Luis Alves <ljalvs@gmail.com>
6*4882a593Smuzhiyun 	(based on cx24116.h by Steven Toth)
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef CX24117_H
11*4882a593Smuzhiyun #define CX24117_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <linux/dvb/frontend.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun struct cx24117_config {
16*4882a593Smuzhiyun 	/* the demodulator's i2c address */
17*4882a593Smuzhiyun 	u8 demod_address;
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_DVB_CX24117)
21*4882a593Smuzhiyun extern struct dvb_frontend *cx24117_attach(
22*4882a593Smuzhiyun 	const struct cx24117_config *config,
23*4882a593Smuzhiyun 	struct i2c_adapter *i2c);
24*4882a593Smuzhiyun #else
cx24117_attach(const struct cx24117_config * config,struct i2c_adapter * i2c)25*4882a593Smuzhiyun static inline struct dvb_frontend *cx24117_attach(
26*4882a593Smuzhiyun 	const struct cx24117_config *config,
27*4882a593Smuzhiyun 	struct i2c_adapter *i2c)
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun 	dev_warn(&i2c->dev, "%s: driver disabled by Kconfig\n", __func__);
30*4882a593Smuzhiyun 	return NULL;
31*4882a593Smuzhiyun }
32*4882a593Smuzhiyun #endif
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #endif /* CX24117_H */
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