92 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			92 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|     Auvitek AU8522 QAM/8VSB demodulator driver
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| 
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|     Copyright (C) 2008 Steven Toth <stoth@linuxtv.org>
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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 __AU8522_H__
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| #define __AU8522_H__
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| 
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| #include <linux/dvb/frontend.h>
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| 
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| enum au8522_if_freq {
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| 	AU8522_IF_6MHZ = 0,
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| 	AU8522_IF_4MHZ,
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| 	AU8522_IF_3_25MHZ,
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| };
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| 
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| struct au8522_led_config {
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| 	u16 vsb8_strong;
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| 	u16 qam64_strong;
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| 	u16 qam256_strong;
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| 
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| 	u16 gpio_output;
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| 	/* unset hi bits, set low bits */
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| 	u16 gpio_output_enable;
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| 	u16 gpio_output_disable;
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| 
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| 	u16 gpio_leds;
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| 	u8 *led_states;
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| 	unsigned int num_led_states;
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| };
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| 
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| struct au8522_config {
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| 	/* the demodulator's i2c address */
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| 	u8 demod_address;
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| 
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| 	/* Return lock status based on tuner lock, or demod lock */
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| #define AU8522_TUNERLOCKING 0
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| #define AU8522_DEMODLOCKING 1
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| 	u8 status_mode;
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| 
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| 	struct au8522_led_config *led_cfg;
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| 
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| 	enum au8522_if_freq vsb_if;
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| 	enum au8522_if_freq qam_if;
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| };
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| 
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| #if IS_REACHABLE(CONFIG_DVB_AU8522_DTV)
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| extern struct dvb_frontend *au8522_attach(const struct au8522_config *config,
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| 					  struct i2c_adapter *i2c);
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| #else
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| static inline
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| struct dvb_frontend *au8522_attach(const struct au8522_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_AU8522 */
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| 
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| /* Other modes may need to be added later */
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| enum au8522_video_input {
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| 	AU8522_COMPOSITE_CH1 = 1,
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| 	AU8522_COMPOSITE_CH2,
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| 	AU8522_COMPOSITE_CH3,
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| 	AU8522_COMPOSITE_CH4,
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| 	AU8522_COMPOSITE_CH4_SIF,
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| 	AU8522_SVIDEO_CH13,
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| 	AU8522_SVIDEO_CH24,
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| };
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| 
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| enum au8522_audio_input {
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| 	AU8522_AUDIO_NONE,
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| 	AU8522_AUDIO_SIF,
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| };
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| #endif /* __AU8522_H__ */
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