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kernel/linux-imx6_3.14.28/drivers/media/tuners/tuner-xc2028.h 1.75 KB
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  /* tuner-xc2028
   *
   * Copyright (c) 2007-2008 Mauro Carvalho Chehab (mchehab@infradead.org)
   * This code is placed under the terms of the GNU General Public License v2
   */
  
  #ifndef __TUNER_XC2028_H__
  #define __TUNER_XC2028_H__
  
  #include "dvb_frontend.h"
  
  #define XC2028_DEFAULT_FIRMWARE "xc3028-v27.fw"
  #define XC3028L_DEFAULT_FIRMWARE "xc3028L-v36.fw"
  
  /*      Dmoduler		IF (kHz) */
  #define	XC3028_FE_DEFAULT	0		/* Don't load SCODE */
  #define XC3028_FE_LG60		6000
  #define	XC3028_FE_ATI638	6380
  #define	XC3028_FE_OREN538	5380
  #define	XC3028_FE_OREN36	3600
  #define	XC3028_FE_TOYOTA388	3880
  #define	XC3028_FE_TOYOTA794	7940
  #define	XC3028_FE_DIBCOM52	5200
  #define	XC3028_FE_ZARLINK456	4560
  #define	XC3028_FE_CHINA		5200
  
  enum firmware_type {
  	XC2028_AUTO = 0,        /* By default, auto-detects */
  	XC2028_D2633,
  	XC2028_D2620,
  };
  
  struct xc2028_ctrl {
  	char			*fname;
  	int			max_len;
  	int			msleep;
  	unsigned int		scode_table;
  	unsigned int		mts   :1;
  	unsigned int		input1:1;
  	unsigned int		vhfbw7:1;
  	unsigned int		uhfbw8:1;
  	unsigned int		disable_power_mgmt:1;
  	unsigned int            read_not_reliable:1;
  	unsigned int		demod;
  	enum firmware_type	type:2;
  };
  
  struct xc2028_config {
  	struct i2c_adapter *i2c_adap;
  	u8 		   i2c_addr;
  	struct xc2028_ctrl *ctrl;
  };
  
  /* xc2028 commands for callback */
  #define XC2028_TUNER_RESET	0
  #define XC2028_RESET_CLK	1
  #define XC2028_I2C_FLUSH	2
  
  #if IS_ENABLED(CONFIG_MEDIA_TUNER_XC2028)
  extern struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
  					  struct xc2028_config *cfg);
  #else
  static inline struct dvb_frontend *xc2028_attach(struct dvb_frontend *fe,
  						 struct xc2028_config *cfg)
  {
  	printk(KERN_INFO "%s: not probed - driver disabled by Kconfig
  ",
  	       __func__);
  	return NULL;
  }
  #endif
  
  #endif /* __TUNER_XC2028_H__ */