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kernel/linux-imx6_3.14.28/drivers/media/dvb-frontends/stv0288.h 1.89 KB
6b13f685e   김민수   BSP 최초 추가
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  /*
  	Driver for ST STV0288 demodulator
  
  	Copyright (C) 2006 Georg Acher, BayCom GmbH, acher (at) baycom (dot) de
  		for Reel Multimedia
  	Copyright (C) 2008 TurboSight.com, <bob@turbosight.com>
  	Copyright (C) 2008 Igor M. Liplianin <liplianin@me.by>
  		Removed stb6000 specific tuner code and revised some
  		procedures.
  
  	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; either version 2 of the License, or
  	(at your option) any later version.
  
  	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.
  
  	You should have received a copy of the GNU General Public License
  	along with this program; if not, write to the Free Software
  	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  
  */
  
  #ifndef STV0288_H
  #define STV0288_H
  
  #include <linux/kconfig.h>
  #include <linux/dvb/frontend.h>
  #include "dvb_frontend.h"
  
  struct stv0288_config {
  	/* the demodulator's i2c address */
  	u8 demod_address;
  
  	u8* inittab;
  
  	/* minimum delay before retuning */
  	int min_delay_ms;
  
  	int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
  };
  
  #if IS_ENABLED(CONFIG_DVB_STV0288)
  extern struct dvb_frontend *stv0288_attach(const struct stv0288_config *config,
  					   struct i2c_adapter *i2c);
  #else
  static inline struct dvb_frontend *stv0288_attach(const struct stv0288_config *config,
  					   struct i2c_adapter *i2c)
  {
  	printk(KERN_WARNING "%s: driver disabled by Kconfig
  ", __func__);
  	return NULL;
  }
  #endif /* CONFIG_DVB_STV0288 */
  
  static inline int stv0288_writereg(struct dvb_frontend *fe, u8 reg, u8 val)
  {
  	int r = 0;
  	u8 buf[] = { reg, val };
  	if (fe->ops.write)
  		r = fe->ops.write(fe, buf, 2);
  	return r;
  }
  
  #endif /* STV0288_H */