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 
12 struct 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)
22 extern struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
23 					  struct i2c_adapter* i2c);
24 #else
sp887x_attach(const struct sp887x_config * config,struct i2c_adapter * i2c)25 static 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
34