xref: /linux/drivers/media/dvb-frontends/bcm3510.h (revision bfd5bb6f90af092aa345b15cd78143956a13c2a8)
1 /*
2  * Support for the Broadcom BCM3510 ATSC demodulator (1st generation Air2PC)
3  *
4  *  Copyright (C) 2001-5, B2C2 inc.
5  *
6  *  GPL/Linux driver written by Patrick Boettcher <patrick.boettcher@posteo.de>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  */
18 #ifndef BCM3510_H
19 #define BCM3510_H
20 
21 #include <linux/dvb/frontend.h>
22 #include <linux/firmware.h>
23 
24 struct bcm3510_config
25 {
26 	/* the demodulator's i2c address */
27 	u8 demod_address;
28 
29 	/* request firmware for device */
30 	int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
31 };
32 
33 #if IS_REACHABLE(CONFIG_DVB_BCM3510)
34 extern struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
35 					   struct i2c_adapter* i2c);
36 #else
37 static inline struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
38 						  struct i2c_adapter* i2c)
39 {
40 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
41 	return NULL;
42 }
43 #endif // CONFIG_DVB_BCM3510
44 
45 #endif
46