LXR linux/drivers/media/dvb-frontends/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
  34