xref: /OK3568_Linux_fs/kernel/drivers/media/dvb-frontends/stb6000.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun   /*
3*4882a593Smuzhiyun      Driver for ST stb6000 DVBS Silicon tuner
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun      Copyright (C) 2008 Igor M. Liplianin (liplianin@me.by)
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun   */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __DVB_STB6000_H__
11*4882a593Smuzhiyun #define __DVB_STB6000_H__
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <linux/i2c.h>
14*4882a593Smuzhiyun #include <media/dvb_frontend.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #if IS_REACHABLE(CONFIG_DVB_STB6000)
17*4882a593Smuzhiyun /**
18*4882a593Smuzhiyun  * Attach a stb6000 tuner to the supplied frontend structure.
19*4882a593Smuzhiyun  *
20*4882a593Smuzhiyun  * @fe: Frontend to attach to.
21*4882a593Smuzhiyun  * @addr: i2c address of the tuner.
22*4882a593Smuzhiyun  * @i2c: i2c adapter to use.
23*4882a593Smuzhiyun  *
24*4882a593Smuzhiyun  * return: FE pointer on success, NULL on failure.
25*4882a593Smuzhiyun  */
26*4882a593Smuzhiyun extern struct dvb_frontend *stb6000_attach(struct dvb_frontend *fe, int addr,
27*4882a593Smuzhiyun 					   struct i2c_adapter *i2c);
28*4882a593Smuzhiyun #else
stb6000_attach(struct dvb_frontend * fe,int addr,struct i2c_adapter * i2c)29*4882a593Smuzhiyun static inline struct dvb_frontend *stb6000_attach(struct dvb_frontend *fe,
30*4882a593Smuzhiyun 						  int addr,
31*4882a593Smuzhiyun 						  struct i2c_adapter *i2c)
32*4882a593Smuzhiyun {
33*4882a593Smuzhiyun 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
34*4882a593Smuzhiyun 	return NULL;
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun #endif /* CONFIG_DVB_STB6000 */
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #endif /* __DVB_STB6000_H__ */
39