| /* |
| VES1820 - Single Chip Cable Channel Receiver driver module |
| |
| Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de> |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| #ifndef VES1820_H |
| #define VES1820_H |
| |
| #include <linux/dvb/frontend.h> |
| |
| #define VES1820_SELAGC_PWM 0 |
| #define VES1820_SELAGC_SIGNAMPERR 1 |
| |
| struct ves1820_config |
| { |
| /* the demodulator's i2c address */ |
| u8 demod_address; |
| |
| /* value of XIN to use */ |
| u32 xin; |
| |
| /* does inversion need inverted? */ |
| u8 invert:1; |
| |
| /* SELAGC control */ |
| u8 selagc:1; |
| |
| /* PLL maintenance */ |
| int (*pll_init)(struct dvb_frontend* fe); |
| int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params); |
| }; |
| |
| extern struct dvb_frontend* ves1820_attach(const struct ves1820_config* config, |
| struct i2c_adapter* i2c, u8 pwm); |
| |
| #endif // VES1820_H |
