|  | /* | 
|  | Driver for the Spase sp887x demodulator | 
|  | */ | 
|  |  | 
|  | #ifndef SP887X_H | 
|  | #define SP887X_H | 
|  |  | 
|  | #include <linux/dvb/frontend.h> | 
|  | #include <linux/firmware.h> | 
|  |  | 
|  | struct sp887x_config | 
|  | { | 
|  | /* the demodulator's i2c address */ | 
|  | u8 demod_address; | 
|  |  | 
|  | /* PLL maintenance */ | 
|  | int (*pll_init)(struct dvb_frontend* fe); | 
|  |  | 
|  | /* this should return the actual frequency tuned to */ | 
|  | int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params); | 
|  |  | 
|  | /* request firmware for device */ | 
|  | int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name); | 
|  | }; | 
|  |  | 
|  | extern struct dvb_frontend* sp887x_attach(const struct sp887x_config* config, | 
|  | struct i2c_adapter* i2c); | 
|  |  | 
|  | #endif // SP887X_H |