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
  15 struct 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)
  25 extern struct dvb_frontend* bcm3510_attach(const struct bcm3510_config* config,
  26                                            struct i2c_adapter* i2c);
  27 #else
  28 static 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