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kernel/linux-imx6_3.14.28/drivers/media/dvb-frontends/mb86a20s.h 1.62 KB
6b13f685e   김민수   BSP 최초 추가
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  /*
   *   Fujitsu mb86a20s driver
   *
   *   Copyright (C) 2010 Mauro Carvalho Chehab <mchehab@redhat.com>
   *
   *   This program is free software; you can redistribute it and/or
   *   modify it under the terms of the GNU General Public License as
   *   published by the Free Software Foundation version 2.
   *
   *   This program is distributed in the hope that it will be useful,
   *   but WITHOUT ANY WARRANTY; without even the implied warranty of
   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   *   General Public License for more details.
   */
  
  #ifndef MB86A20S_H
  #define MB86A20S_H
  
  #include <linux/kconfig.h>
  #include <linux/dvb/frontend.h>
  
  /**
   * struct mb86a20s_config - Define the per-device attributes of the frontend
   *
   * @fclk:		Clock frequency. If zero, assumes the default
   *			(32.57142 Mhz)
   * @demod_address:	the demodulator's i2c address
   * @is_serial:		if true, TS is serial. Otherwise, TS is parallel
   */
  
  struct mb86a20s_config {
  	u32	fclk;
  	u8	demod_address;
  	bool	is_serial;
  };
  
  #if IS_ENABLED(CONFIG_DVB_MB86A20S)
  extern struct dvb_frontend *mb86a20s_attach(const struct mb86a20s_config *config,
  					   struct i2c_adapter *i2c);
  extern struct i2c_adapter *mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *);
  #else
  static inline struct dvb_frontend *mb86a20s_attach(
  	const struct mb86a20s_config *config, struct i2c_adapter *i2c)
  {
  	printk(KERN_WARNING "%s: driver disabled by Kconfig
  ", __func__);
  	return NULL;
  }
  static struct i2c_adapter *
  	mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *fe)
  {
  	printk(KERN_WARNING "%s: driver disabled by Kconfig
  ", __func__);
  	return NULL;
  }
  #endif
  
  #endif /* MB86A20S */