LXR linux/drivers/media/dvb-frontends/bcm3510.h

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * Support for the Broadcom BCM3510 ATSC demodulator (1st generation Air2PC)
   4 *
   5 *  Copyright (C) 2001-5, B2C2 inc.
   6 *
   7 *  GPL/Linux driver written by Patrick Boettcher <patrick.boettcher@posteo.de>
   8 */
   9#ifndef BCM3510_H
  10#define BCM3510_H
  11
  12#include <linux/dvb/frontend.h>
  13#include <linux/firmware.h>
  14
  15struct bcm3510_config
  16{
  17        /* the demodulator's i2c address */
  18        u8 demod_address;
  19
  20        /* request firmware for device */
  21        int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
  22};
  23
  24#if IS_REACHABLE(CONFIG_DVB_BCM3510)
  25extern struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
  26                                           struct i2c_adapter* i2c);
  27#else
  28static inline struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
  29                                                  struct i2c_adapter* i2c)
  30{
  31        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  32        return NULL;
  33}
  34#endif // CONFIG_DVB_BCM3510
  35
  36#endif
  37