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linux-next/drivers/media/dvb-frontends/horus3a.h
Mauro Carvalho Chehab be9b53c837 media: dvb-frontends: complete kernel-doc markups
For the dvb-frontends that are now part of the documentation,
complete the kernel-doc markups, in order for them to be
properly used at the driver's kAPI documentation.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-11-30 04:19:05 -05:00

67 lines
1.9 KiB
C

/*
* 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>
*
* 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 __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)
/**
* 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