 7b34be71db
			
		
	
	
	7b34be71db
	
	
	
		
			
			This patch introduces the use of IS_ENABLED() macro. For example, replacing: #if defined(CONFIG_I2C) || (defined(CONFIG_I2C_MODULE) && defined(MODULE)) with: #if IS_ENABLED(CONFIG_I2C) All changes made by this patch respect the same replacement pattern. Reported-by: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com> Acked-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
		
			
				
	
	
		
			118 lines
		
	
	
	
		
			3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			118 lines
		
	
	
	
		
			3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|     Driver for ST STV0299 demodulator
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| 
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|     Copyright (C) 2001-2002 Convergence Integrated Media GmbH
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| 	<ralph@convergence.de>,
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| 	<holger@convergence.de>,
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| 	<js@convergence.de>
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| 
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| 
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|     Philips SU1278/SH
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| 
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|     Copyright (C) 2002 by Peter Schildmann <peter.schildmann@web.de>
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| 
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| 
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|     LG TDQF-S001F
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| 
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|     Copyright (C) 2002 Felix Domke <tmbinc@elitedvb.net>
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| 		     & Andreas Oberritter <obi@linuxtv.org>
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| 
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| 
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|     Support for Samsung TBMU24112IMB used on Technisat SkyStar2 rev. 2.6B
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| 
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|     Copyright (C) 2003 Vadim Catana <skystar@moldova.cc>:
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| 
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|     Support for Philips SU1278 on Technotrend hardware
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| 
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|     Copyright (C) 2004 Andrew de Quincey <adq_dvb@lidskialf.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 STV0299_H
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| #define STV0299_H
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| 
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| #include <linux/dvb/frontend.h>
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| #include "dvb_frontend.h"
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| 
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| #define STV0299_LOCKOUTPUT_0  0
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| #define STV0299_LOCKOUTPUT_1  1
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| #define STV0299_LOCKOUTPUT_CF 2
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| #define STV0299_LOCKOUTPUT_LK 3
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| 
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| #define STV0299_VOLT13_OP0 0
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| #define STV0299_VOLT13_OP1 1
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| 
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| struct stv0299_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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| 	/* inittab - array of pairs of values.
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| 	 * First of each pair is the register, second is the value.
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| 	 * List should be terminated with an 0xff, 0xff pair.
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| 	 */
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| 	const u8* inittab;
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| 
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| 	/* master clock to use */
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| 	u32 mclk;
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| 
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| 	/* does the inversion require inversion? */
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| 	u8 invert:1;
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| 
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| 	/* Skip reinitialisation? */
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| 	u8 skip_reinit:1;
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| 
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| 	/* LOCK OUTPUT setting */
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| 	u8 lock_output:2;
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| 
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| 	/* Is 13v controlled by OP0 or OP1? */
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| 	u8 volt13_op0_op1:1;
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| 
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| 	/* Turn-off OP0? */
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| 	u8 op0_off:1;
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| 
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| 	/* minimum delay before retuning */
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| 	int min_delay_ms;
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| 
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| 	/* Set the symbol rate */
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| 	int (*set_symbol_rate)(struct dvb_frontend *fe, u32 srate, u32 ratio);
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| 
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| 	/* Set device param to 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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| 
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| #if IS_ENABLED(CONFIG_DVB_STV0299)
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| extern struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
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| 					   struct i2c_adapter *i2c);
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| #else
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| static inline struct dvb_frontend *stv0299_attach(const struct stv0299_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_STV0299
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| 
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| static inline int stv0299_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
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| 	int r = 0;
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| 	u8 buf[] = {reg, val};
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| 	if (fe->ops.write)
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| 		r = fe->ops.write(fe, buf, 2);
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| 	return r;
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| }
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| 
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| #endif // STV0299_H
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