diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
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committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/media/dvb/frontends/isl6421.h | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'drivers/media/dvb/frontends/isl6421.h')
-rw-r--r-- | drivers/media/dvb/frontends/isl6421.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/isl6421.h b/drivers/media/dvb/frontends/isl6421.h new file mode 100644 index 00000000000..47e4518a042 --- /dev/null +++ b/drivers/media/dvb/frontends/isl6421.h | |||
@@ -0,0 +1,55 @@ | |||
1 | /* | ||
2 | * isl6421.h - driver for lnb supply and control ic ISL6421 | ||
3 | * | ||
4 | * Copyright (C) 2006 Andrew de Quincey | ||
5 | * Copyright (C) 2006 Oliver Endriss | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or | ||
8 | * modify it under the terms of the GNU General Public License | ||
9 | * as published by the Free Software Foundation; either version 2 | ||
10 | * of the License, or (at your option) any later version. | ||
11 | * | ||
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 | * | ||
19 | * You should have received a copy of the GNU General Public License | ||
20 | * along with this program; if not, write to the Free Software | ||
21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
22 | * Or, point your browser to http://www.gnu.org/copyleft/gpl.html | ||
23 | * | ||
24 | * | ||
25 | * the project's page is at http://www.linuxtv.org | ||
26 | */ | ||
27 | |||
28 | #ifndef _ISL6421_H | ||
29 | #define _ISL6421_H | ||
30 | |||
31 | #include <linux/dvb/frontend.h> | ||
32 | |||
33 | /* system register bits */ | ||
34 | #define ISL6421_OLF1 0x01 | ||
35 | #define ISL6421_EN1 0x02 | ||
36 | #define ISL6421_VSEL1 0x04 | ||
37 | #define ISL6421_LLC1 0x08 | ||
38 | #define ISL6421_ENT1 0x10 | ||
39 | #define ISL6421_ISEL1 0x20 | ||
40 | #define ISL6421_DCL 0x40 | ||
41 | |||
42 | #if defined(CONFIG_DVB_ISL6421) || (defined(CONFIG_DVB_ISL6421_MODULE) && defined(MODULE)) | ||
43 | /* override_set and override_clear control which system register bits (above) to always set & clear */ | ||
44 | extern struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, | ||
45 | u8 override_set, u8 override_clear); | ||
46 | #else | ||
47 | static inline struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, | ||
48 | u8 override_set, u8 override_clear) | ||
49 | { | ||
50 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | ||
51 | return NULL; | ||
52 | } | ||
53 | #endif // CONFIG_DVB_ISL6421 | ||
54 | |||
55 | #endif | ||