58 строки
1.6 KiB
C
58 строки
1.6 KiB
C
/*
|
|
* 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 */
|