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/cx24110.h | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'drivers/media/dvb/frontends/cx24110.h')
-rw-r--r-- | drivers/media/dvb/frontends/cx24110.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/cx24110.h b/drivers/media/dvb/frontends/cx24110.h new file mode 100644 index 00000000000..fdcceee91f3 --- /dev/null +++ b/drivers/media/dvb/frontends/cx24110.h | |||
@@ -0,0 +1,61 @@ | |||
1 | /* | ||
2 | cx24110 - Single Chip Satellite Channel Receiver driver module | ||
3 | |||
4 | Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de> based on | ||
5 | work | ||
6 | Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.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 | |||
17 | GNU General Public License for more details. | ||
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., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
22 | |||
23 | */ | ||
24 | |||
25 | #ifndef CX24110_H | ||
26 | #define CX24110_H | ||
27 | |||
28 | #include <linux/dvb/frontend.h> | ||
29 | |||
30 | struct cx24110_config | ||
31 | { | ||
32 | /* the demodulator's i2c address */ | ||
33 | u8 demod_address; | ||
34 | }; | ||
35 | |||
36 | static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val) | ||
37 | { | ||
38 | u8 buf[] = { | ||
39 | (u8)((val >> 24) & 0xff), | ||
40 | (u8)((val >> 16) & 0xff), | ||
41 | (u8)((val >> 8) & 0xff) | ||
42 | }; | ||
43 | |||
44 | if (fe->ops.write) | ||
45 | return fe->ops.write(fe, buf, 3); | ||
46 | return 0; | ||
47 | } | ||
48 | |||
49 | #if defined(CONFIG_DVB_CX24110) || (defined(CONFIG_DVB_CX24110_MODULE) && defined(MODULE)) | ||
50 | extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config, | ||
51 | struct i2c_adapter* i2c); | ||
52 | #else | ||
53 | static inline struct dvb_frontend* cx24110_attach(const struct cx24110_config* config, | ||
54 | struct i2c_adapter* i2c) | ||
55 | { | ||
56 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | ||
57 | return NULL; | ||
58 | } | ||
59 | #endif // CONFIG_DVB_CX24110 | ||
60 | |||
61 | #endif // CX24110_H | ||