media/dvb-frontends/sp887x.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003    Driver for the Spase sp887x demodulator
0004 */
0005
0006 #ifndef SP887X_H
0007 #define SP887X_H
0008
0009 #include <linux/dvb/frontend.h>
0010 #include <linux/firmware.h>
0011
0012 struct sp887x_config
0013 {
0014     /* the demodulator's i2c address */
0015     u8 demod_address;
0016
0017     /* request firmware for device */
0018     int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
0019 };
0020
0021 #if IS_REACHABLE(CONFIG_DVB_SP887X)
0022 extern struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
0023                       struct i2c_adapter* i2c);
0024 #else
0025 static inline struct dvb_frontend* sp887x_attach(const struct sp887x_config* config,
0026                       struct i2c_adapter* i2c)
0027 {
0028     printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
0029     return NULL;
0030 }
0031 #endif // CONFIG_DVB_SP887X
0032
0033 #endif // SP887X_H