drivers/media/dvb-frontends/cxd2880/cxd2880.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * cxd2880.h
   4  * Sony CXD2880 DVB-T2/T tuner + demodulator driver public definitions
   5  *
   6  * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation
   7  */
   8
   9 #ifndef CXD2880_H
  10 #define CXD2880_H
  11
  12 struct cxd2880_config {
  13         struct spi_device *spi;
  14         struct mutex *spi_mutex; /* For SPI access exclusive control */
  15 };
  16
  17 #if IS_REACHABLE(CONFIG_DVB_CXD2880)
  18 extern struct dvb_frontend *cxd2880_attach(struct dvb_frontend *fe,
  19                                         struct cxd2880_config *cfg);
  20 #else
  21 static inline struct dvb_frontend *cxd2880_attach(struct dvb_frontend *fe,
  22                                         struct cxd2880_config *cfg)
  23 {
  24         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  25         return NULL;
  26 }
  27 #endif /* CONFIG_DVB_CXD2880 */
  28
  29 #endif /* CXD2880_H */