drivers/media/dvb-frontends/lgs8gl5.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3     Legend Silicon LGS-8GL5 DMB-TH OFDM demodulator driver
   4
   5     Copyright (C) 2008 Sirius International (Hong Kong) Limited
   6         Timothy Lee <timothy.lee@siriushk.com>
   7
   8
   9 */
  10
  11 #ifndef LGS8GL5_H
  12 #define LGS8GL5_H
  13
  14 #include <linux/dvb/frontend.h>
  15
  16 struct lgs8gl5_config {
  17         /* the demodulator's i2c address */
  18         u8 demod_address;
  19 };
  20
  21 #if IS_REACHABLE(CONFIG_DVB_LGS8GL5)
  22 extern struct dvb_frontend *lgs8gl5_attach(
  23         const struct lgs8gl5_config *config, struct i2c_adapter *i2c);
  24 #else
  25 static inline struct dvb_frontend *lgs8gl5_attach(
  26         const struct lgs8gl5_config *config, struct i2c_adapter *i2c) {
  27         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  28         return NULL;
  29 }
  30 #endif /* CONFIG_DVB_LGS8GL5 */
  31
  32 #endif /* LGS8GL5_H */