/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* horus3a . h
*
* Sony Horus3A DVB - S / S2 tuner driver
*
* Copyright 2012 Sony Corporation
* Copyright ( C ) 2014 NetUP Inc .
* Copyright ( C ) 2014 Sergey Kozlov < serjk @ netup . ru >
* Copyright ( C ) 2014 Abylay Ospan < aospan @ netup . ru >
*/
#ifndef __DVB_HORUS3A_H__
#define __DVB_HORUS3A_H__
#include <linux/dvb/frontend.h>
#include <linux/i2c.h>
/**
* struct horus3a_config - the configuration of Horus3A tuner driver
* @ i2c_address : I2C address of the tuner
* @ xtal_freq_mhz : Oscillator frequency , MHz
* @ set_tuner_priv : Callback function private context
* @ set_tuner_callback : Callback function that notifies the parent driver
* which tuner is active now
*/
struct horus3a_config {
u8 i2c_address;
u8 xtal_freq_mhz;
void *set_tuner_priv;
int (*set_tuner_callback)(void *, int );
};
#if IS_REACHABLE(CONFIG_DVB_HORUS3A)
/**
* horus3a_attach - Attach a horus3a tuner
*
* @ fe : frontend to be attached
* @ config : pointer to & struct helene_config with tuner configuration .
* @ i2c : i2c adapter to use .
*
* return : FE pointer on success , NULL on failure .
*/
extern struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe,
const struct horus3a_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe,
const struct horus3a_config *config,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__);
return NULL;
}
#endif
#endif
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(vorverarbeitet am 2026-09-28)
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