sp887x.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3   Driver for the Spase sp887x demodulator
 4*/
 5
 6#ifndef SP887X_H
 7#define SP887X_H
 8
 9#include <linux/dvb/frontend.h>
10#include <linux/firmware.h>
11
12struct sp887x_config
13{
14	/* the demodulator's i2c address */
15	u8 demod_address;
16
17	/* request firmware for device */
18	int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
19};
20
21#if IS_REACHABLE(CONFIG_DVB_SP887X)
22extern struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
23					  struct i2c_adapter* i2c);
24#else
25static inline struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
26					  struct i2c_adapter* i2c)
27{
28	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
29	return NULL;
30}
31#endif // CONFIG_DVB_SP887X
32
33#endif // SP887X_H