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aacb9d31 ST |
1 | /* |
2 | * Driver for Xceive XC5000 "QAM/8VSB single chip tuner" | |
3 | * | |
4 | * Copyright (c) 2007 Steven Toth <stoth@hauppauge.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
22 | #ifndef __XC5000_H__ | |
23 | #define __XC5000_H__ | |
24 | ||
25 | #include <linux/firmware.h> | |
26 | ||
27 | struct dvb_frontend; | |
28 | struct i2c_adapter; | |
29 | ||
30 | struct xc5000_config { | |
27c685a4 ST |
31 | u8 i2c_address; |
32 | u32 if_khz; | |
73c993a8 ST |
33 | |
34 | /* For each bridge framework, when it attaches either analog or digital, | |
35 | * it has to store a reference back to its _core equivalent structure, | |
36 | * so that it can service the hardware by steering gpio's etc. | |
37 | * Each bridge implementation is different so cast priv accordingly. | |
38 | * The xc5000 driver cares not for this value, other than ensuring | |
39 | * it's passed back to a bridge during tuner_callback(). | |
40 | */ | |
41 | void *priv; | |
42 | int (*tuner_callback) (void *priv, int command, int arg); | |
aacb9d31 ST |
43 | }; |
44 | ||
27c685a4 ST |
45 | /* xc5000 callback command */ |
46 | #define XC5000_TUNER_RESET 0 | |
47 | ||
c9fe1d6b TB |
48 | #if defined(CONFIG_DVB_TUNER_XC5000) || \ |
49 | (defined(CONFIG_DVB_TUNER_XC5000_MODULE) && defined(MODULE)) | |
aacb9d31 ST |
50 | extern struct dvb_frontend* xc5000_attach(struct dvb_frontend *fe, |
51 | struct i2c_adapter *i2c, | |
52 | struct xc5000_config *cfg); | |
53 | #else | |
54 | static inline struct dvb_frontend* xc5000_attach(struct dvb_frontend *fe, | |
55 | struct i2c_adapter *i2c, | |
fb6d8e2c | 56 | struct xc5000_config *cfg) |
aacb9d31 | 57 | { |
271ddbf7 | 58 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
aacb9d31 ST |
59 | return NULL; |
60 | } | |
61 | #endif // CONFIG_DVB_TUNER_XC5000 | |
62 | ||
63 | #endif // __XC5000_H__ |