LXR linux/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
  15struct 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)
  24struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c);
  25#else
  26static inline struct dvb_frontend *drx39xxj_attach(struct i2c_adapter *i2c) {
  27        return NULL;
  28};
  29#endif
  30
  31#endif /* DVB_DUMMY_FE_H */
  32