| /* |
| * Conexant CX24120/CX24118 - DVB-S/S2 demod/tuner driver |
| * |
| * Copyright (C) 2008 Patrick Boettcher <pb@linuxtv.org> |
| * Copyright (C) 2009 Sergey Tyurin <forum.free-x.de> |
| * Updated 2012 by Jannis Achstetter <jannis_achstetter@web.de> |
| * Copyright (C) 2015 Jemma Denson <jdenson@gmail.com> |
| * |
| * 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. |
| */ |
| |
| #ifndef CX24120_H |
| #define CX24120_H |
| |
| #include <linux/kconfig.h> |
| #include <linux/dvb/frontend.h> |
| #include <linux/firmware.h> |
| |
| struct cx24120_initial_mpeg_config { |
| u8 x1; |
| u8 x2; |
| u8 x3; |
| }; |
| |
| struct cx24120_config { |
| u8 i2c_addr; |
| u32 xtal_khz; |
| struct cx24120_initial_mpeg_config initial_mpeg_config; |
| |
| int (*request_firmware)(struct dvb_frontend *fe, |
| const struct firmware **fw, char *name); |
| |
| /* max bytes I2C provider can write at once */ |
| u16 i2c_wr_max; |
| }; |
| |
| #if IS_REACHABLE(CONFIG_DVB_CX24120) |
| struct dvb_frontend *cx24120_attach(const struct cx24120_config *config, |
| struct i2c_adapter *i2c); |
| #else |
| static inline |
| struct dvb_frontend *cx24120_attach(const struct cx24120_config *config, |
| struct i2c_adapter *i2c) |
| { |
| pr_warn("%s: driver disabled by Kconfig\n", __func__); |
| return NULL; |
| } |
| #endif |
| |
| #endif /* CX24120_H */ |
