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/*
* 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/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 */
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