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

   1/*
   2 * Support for the Broadcom BCM3510 ATSC demodulator (1st generation Air2PC)
   3 *
   4 *  Copyright (C) 2001-5, B2C2 inc.
   5 *
   6 *  GPL/Linux driver written by Patrick Boettcher <patrick.boettcher@posteo.de>
   7 *
   8 * This program is free software; you can redistribute it and/or modify
   9 * it under the terms of the GNU General Public License as published by
  10 * the Free Software Foundation; either version 2 of the License, or
  11 * (at your option) any later version.
  12 *
  13 * This program is distributed in the hope that it will be useful,
  14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 * GNU General Public License for more details.
  17 *
  18 * You should have received a copy of the GNU General Public License
  19 * along with this program; if not, write to the Free Software
  20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22#ifndef BCM3510_H
  23#define BCM3510_H
  24
  25#include <linux/dvb/frontend.h>
  26#include <linux/firmware.h>
  27
  28struct bcm3510_config
  29{
  30        /* the demodulator's i2c address */
  31        u8 demod_address;
  32
  33        /* request firmware for device */
  34        int (*request_firmware)(struct dvb_frontend* fe, const struct firmware **fw, char* name);
  35};
  36
  37#if IS_REACHABLE(CONFIG_DVB_BCM3510)
  38extern struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
  39                                           struct i2c_adapter* i2c);
  40#else
  41static inline struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
  42                                                  struct i2c_adapter* i2c)
  43{
  44        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  45        return NULL;
  46}
  47#endif // CONFIG_DVB_BCM3510
  48
  49#endif
  50