74 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  *    Support for LGDT3302 and LGDT3303 - VSB/QAM
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|  *
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|  *    Copyright (C) 2005 Wilson Michaels <wilsonmichaels@earthlink.net>
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|  *
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|  *    This program is free software; you can redistribute it and/or modify
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|  *    it under the terms of the GNU General Public License as published by
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|  *    the Free Software Foundation; either version 2 of the License, or
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|  *    (at your option) any later version.
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|  *
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|  *    This program is distributed in the hope that it will be useful,
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|  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  *    GNU General Public License for more details.
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|  *
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|  *    You should have received a copy of the GNU General Public License
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|  *    along with this program; if not, write to the Free Software
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|  *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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|  *
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|  */
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| 
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| #ifndef LGDT330X_H
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| #define LGDT330X_H
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| 
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| #include <linux/dvb/frontend.h>
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| 
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| typedef enum lg_chip_t {
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| 		UNDEFINED,
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| 		LGDT3302,
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| 		LGDT3303
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| }lg_chip_type;
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| 
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| struct lgdt330x_config
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| {
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| 	/* The demodulator's i2c address */
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| 	u8 demod_address;
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| 
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| 	/* LG demodulator chip LGDT3302 or LGDT3303 */
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| 	lg_chip_type demod_chip;
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| 
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| 	/* MPEG hardware interface - 0:parallel 1:serial */
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| 	int serial_mpeg;
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| 
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| 	/* PLL interface */
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| 	int (*pll_rf_set) (struct dvb_frontend* fe, int index);
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| 
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| 	/* Need to set device param for start_dma */
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| 	int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
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| 
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| 	/* Flip the polarity of the mpeg data transfer clock using alternate init data
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| 	 * This option applies ONLY to LGDT3303 - 0:disabled (default) 1:enabled */
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| 	int clock_polarity_flip;
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| };
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| 
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| #if defined(CONFIG_DVB_LGDT330X) || (defined(CONFIG_DVB_LGDT330X_MODULE) && defined(MODULE))
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| extern struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
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| 					    struct i2c_adapter* i2c);
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| #else
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| static inline struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
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| 					    struct i2c_adapter* i2c)
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| {
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| 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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| 	return NULL;
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| }
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| #endif // CONFIG_DVB_LGDT330X
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| 
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| #endif /* LGDT330X_H */
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| 
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| /*
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|  * Local variables:
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|  * c-basic-offset: 8
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|  * End:
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|  */
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