mirror of https://gitee.com/openkylin/linux.git
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
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Driver for STV0297 demodulator
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Copyright (C) 2003-2004 Dennis Noermann <dennis.noermann@noernet.de>
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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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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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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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#ifndef STV0297_H
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#define STV0297_H
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#include <linux/dvb/frontend.h>
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#include "dvb_frontend.h"
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struct stv0297_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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/* 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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u8* inittab;
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/* does the "inversion" need inverted? */
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u8 invert:1;
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/* set to 1 if the device requires an i2c STOP during reading */
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u8 stop_during_read:1;
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};
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#if IS_ENABLED(CONFIG_DVB_STV0297)
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extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
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struct i2c_adapter* i2c);
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#else
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static inline struct dvb_frontend* stv0297_attach(const struct stv0297_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_STV0297
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#endif // STV0297_H
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