diff options
Diffstat (limited to 'drivers/media/dvb/frontends/ves1820.h')
-rw-r--r-- | drivers/media/dvb/frontends/ves1820.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/ves1820.h b/drivers/media/dvb/frontends/ves1820.h new file mode 100644 index 000000000000..355f130b1be8 --- /dev/null +++ b/drivers/media/dvb/frontends/ves1820.h | |||
@@ -0,0 +1,51 @@ | |||
1 | /* | ||
2 | VES1820 - Single Chip Cable Channel Receiver driver module | ||
3 | |||
4 | Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de> | ||
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 | GNU General Public License for more details. | ||
15 | |||
16 | You should have received a copy of the GNU General Public License | ||
17 | along with this program; if not, write to the Free Software | ||
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
19 | */ | ||
20 | |||
21 | #ifndef VES1820_H | ||
22 | #define VES1820_H | ||
23 | |||
24 | #include <linux/dvb/frontend.h> | ||
25 | |||
26 | #define VES1820_SELAGC_PWM 0 | ||
27 | #define VES1820_SELAGC_SIGNAMPERR 1 | ||
28 | |||
29 | struct ves1820_config | ||
30 | { | ||
31 | /* the demodulator's i2c address */ | ||
32 | u8 demod_address; | ||
33 | |||
34 | /* value of XIN to use */ | ||
35 | u32 xin; | ||
36 | |||
37 | /* does inversion need inverted? */ | ||
38 | u8 invert:1; | ||
39 | |||
40 | /* SELAGC control */ | ||
41 | u8 selagc:1; | ||
42 | |||
43 | /* PLL maintenance */ | ||
44 | int (*pll_init)(struct dvb_frontend* fe); | ||
45 | int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params); | ||
46 | }; | ||
47 | |||
48 | extern struct dvb_frontend* ves1820_attach(const struct ves1820_config* config, | ||
49 | struct i2c_adapter* i2c, u8 pwm); | ||
50 | |||
51 | #endif // VES1820_H | ||