drivers/media/dvb-frontends/drx39xyj/drx39xxj.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *  Driver for Micronas DRX39xx family (drx3933j)
   4  *
   5  *  Written by Devin Heitmueller <devin.heitmueller@kernellabs.com>
   6  */
   7
   8 #ifndef DRX39XXJ_H
   9 #define DRX39XXJ_H
  10
  11 #include <linux/dvb/frontend.h>
  12 #include <media/dvb_frontend.h>
  13 #include "drx_driver.h"
  14
  15 struct drx39xxj_state {
  16         struct i2c_adapter *i2c;
  17         struct drx_demod_instance *demod;
  18         struct dvb_frontend frontend;
  19         unsigned int i2c_gate_open:1;
  20         const struct firmware *fw;
  21 };
  22
  23 #if IS_REACHABLE(CONFIG_DVB_DRX39XYJ)
  24 struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c);
  25 #else
  26 static inline struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c) {
  27         return NULL;
  28 };
  29 #endif
  30
  31 #endif /* DVB_DUMMY_FE_H */