Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | cx24110 - Single Chip Satellite Channel Receiver driver module |
| 3 | |
Johannes Stezenbach | a8d995c | 2005-09-09 13:02:19 -0700 | [diff] [blame] | 4 | Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de> based on |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | }; |
| 35 | |
Hans Verkuil | d45b9b8 | 2008-09-04 03:33:43 -0300 | [diff] [blame] | 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 | |
Andrew de Quincey | c10d14d | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 44 | if (fe->ops.write) |
Hans Verkuil | d45b9b8 | 2008-09-04 03:33:43 -0300 | [diff] [blame] | 45 | return fe->ops.write(fe, buf, 3); |
| 46 | return 0; |
Andrew de Quincey | c10d14d | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 47 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | |
Arnd Bergmann | 9b17452 | 2015-02-18 14:12:42 -0300 | [diff] [blame] | 49 | #if IS_REACHABLE(CONFIG_DVB_CX24110) |
Andrew de Quincey | 102a342 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 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 | { |
Harvey Harrison | 271ddbf | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 56 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); |
Andrew de Quincey | 102a342 | 2006-08-08 09:10:08 -0300 | [diff] [blame] | 57 | return NULL; |
| 58 | } |
| 59 | #endif // CONFIG_DVB_CX24110 |
| 60 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | #endif // CX24110_H |