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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Driver for the MaxLinear MxL5xx family of tuners/demods
*
* Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de>
* Marcus Metzler <mocm@metzlerbros.de>
* developed for Digital Devices GmbH
*
* based on code:
* Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved
* which was released under GPL V2
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2, as published by the Free Software Foundation.
*
* 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 _MXL5XX_H_
#define _MXL5XX_H_
#include <linux/types.h>
#include <linux/i2c.h>
#include <media/dvb_frontend.h>
struct mxl5xx_cfg {
u8 adr;
u8 type;
u32 cap;
u32 clk;
u32 ts_clk;
u8 *fw;
u32 fw_len;
int (*fw_read)(void *priv, u8 *buf, u32 len);
void *fw_priv;
};
#if IS_REACHABLE(CONFIG_DVB_MXL5XX)
extern struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c,
struct mxl5xx_cfg *cfg, u32 demod, u32 tuner,
int (**fn_set_input)(struct dvb_frontend *, int));
#else
static inline struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c,
struct mxl5xx_cfg *cfg, u32 demod, u32 tuner,
int (**fn_set_input)(struct dvb_frontend *, int))
{
pr_warn("%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_MXL5XX */
#endif /* _MXL5XX_H_ */
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