2019-05-27 06:55:06 +00:00
|
|
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
2015-04-14 12:04:50 +00:00
|
|
|
/*
|
|
|
|
* 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>
|
|
|
|
*/
|
|
|
|
|
|
|
|
#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);
|
2015-04-28 05:47:42 +00:00
|
|
|
|
|
|
|
/* max bytes I2C provider can write at once */
|
|
|
|
u16 i2c_wr_max;
|
2015-04-14 12:04:50 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
#if IS_REACHABLE(CONFIG_DVB_CX24120)
|
2015-04-28 16:39:20 +00:00
|
|
|
struct dvb_frontend *cx24120_attach(const struct cx24120_config *config,
|
|
|
|
struct i2c_adapter *i2c);
|
2015-04-14 12:04:50 +00:00
|
|
|
#else
|
2015-04-28 16:39:20 +00:00
|
|
|
static inline
|
|
|
|
struct dvb_frontend *cx24120_attach(const struct cx24120_config *config,
|
|
|
|
struct i2c_adapter *i2c)
|
2015-04-14 12:04:50 +00:00
|
|
|
{
|
2015-04-17 09:04:53 +00:00
|
|
|
pr_warn("%s: driver disabled by Kconfig\n", __func__);
|
2015-04-14 12:04:50 +00:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#endif /* CX24120_H */
|