drivers/media/dvb-frontends/sp887x.h

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