brintos

brintos / linux-shallow public Read only

0
0
Text · 1.2 KiB · 139e16b Raw
55 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Driver for the MaxLinear MxL5xx family of tuners/demods4 *5 * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de>6 *                         Marcus Metzler <mocm@metzlerbros.de>7 *                         developed for Digital Devices GmbH8 *9 * based on code:10 * Copyright (c) 2011-2013 MaxLinear, Inc. All rights reserved11 * which was released under GPL V212 */13 14#ifndef _MXL5XX_H_15#define _MXL5XX_H_16 17#include <linux/types.h>18#include <linux/i2c.h>19 20#include <media/dvb_frontend.h>21 22struct mxl5xx_cfg {23	u8   adr;24	u8   type;25	u32  cap;26	u32  clk;27	u32  ts_clk;28 29	u8  *fw;30	u32  fw_len;31 32	int (*fw_read)(void *priv, u8 *buf, u32 len);33	void *fw_priv;34};35 36#if IS_REACHABLE(CONFIG_DVB_MXL5XX)37 38extern struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c,39	struct mxl5xx_cfg *cfg, u32 demod, u32 tuner,40	int (**fn_set_input)(struct dvb_frontend *, int));41 42#else43 44static inline struct dvb_frontend *mxl5xx_attach(struct i2c_adapter *i2c,45	struct mxl5xx_cfg *cfg, u32 demod, u32 tuner,46	int (**fn_set_input)(struct dvb_frontend *, int))47{48	pr_warn("%s: driver disabled by Kconfig\n", __func__);49	return NULL;50}51 52#endif /* CONFIG_DVB_MXL5XX */53 54#endif /* _MXL5XX_H_ */55