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8c1a2331 IL |
1 | /* |
2 | * lnbh24.h - driver for lnb supply and control ic lnbh24 | |
3 | * | |
4 | * Copyright (C) 2009 NetUP Inc. | |
5 | * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | */ | |
22 | ||
23 | #ifndef _LNBH24_H | |
24 | #define _LNBH24_H | |
25 | ||
782d8b74 MCC |
26 | #include <linux/kconfig.h> |
27 | ||
8c1a2331 IL |
28 | /* system register bits */ |
29 | #define LNBH24_OLF 0x01 | |
30 | #define LNBH24_OTF 0x02 | |
31 | #define LNBH24_EN 0x04 | |
32 | #define LNBH24_VSEL 0x08 | |
33 | #define LNBH24_LLC 0x10 | |
34 | #define LNBH24_TEN 0x20 | |
35 | #define LNBH24_TTX 0x40 | |
36 | #define LNBH24_PCL 0x80 | |
37 | ||
38 | #include <linux/dvb/frontend.h> | |
39 | ||
9b174527 | 40 | #if IS_REACHABLE(CONFIG_DVB_LNBP21) |
8c1a2331 IL |
41 | /* override_set and override_clear control which |
42 | system register bits (above) to always set & clear */ | |
43 | extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, | |
44 | struct i2c_adapter *i2c, u8 override_set, | |
45 | u8 override_clear, u8 i2c_addr); | |
46 | #else | |
47 | static inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, | |
48 | struct i2c_adapter *i2c, u8 override_set, | |
49 | u8 override_clear, u8 i2c_addr) | |
50 | { | |
51 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
52 | return NULL; | |
53 | } | |
54 | #endif | |
55 | ||
56 | #endif |