drivers/media/dvb-frontends/or51132.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *    Support for OR51132 (pcHDTV HD-3000) - VSB/QAM
   4  *
   5  *    Copyright (C) 2005 Kirk Lapray <kirk_lapray@bigfoot.com>
   6 */
   7
   8 #ifndef OR51132_H
   9 #define OR51132_H
  10
  11 #include <linux/firmware.h>
  12 #include <linux/dvb/frontend.h>
  13
  14 struct or51132_config
  15 {
  16         /* The demodulator's i2c address */
  17         u8 demod_address;
  18
  19         /* Need to set device param for start_dma */
  20         int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
  21 };
  22
  23 #if IS_REACHABLE(CONFIG_DVB_OR51132)
  24 extern struct dvb_frontend* or51132_attach(const struct or51132_config* config,
  25                                            struct i2c_adapter* i2c);
  26 #else
  27 static inline struct dvb_frontend* or51132_attach(const struct or51132_config* config,
  28                                            struct i2c_adapter* i2c)
  29 {
  30         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  31         return NULL;
  32 }
  33 #endif // CONFIG_DVB_OR51132
  34
  35 #endif // OR51132_H