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47 lines
1.4 KiB
47 lines
1.4 KiB
/* |
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* Sharp s921 driver |
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* |
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* Copyright (C) 2009 Mauro Carvalho Chehab |
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* Copyright (C) 2009 Douglas Landgraf <dougsland@redhat.com> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation version 2. |
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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 GNU |
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* General Public License for more details. |
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*/ |
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#ifndef S921_H |
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#define S921_H |
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#include <linux/kconfig.h> |
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#include <linux/dvb/frontend.h> |
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struct s921_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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#if IS_REACHABLE(CONFIG_DVB_S921) |
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extern struct dvb_frontend *s921_attach(const struct s921_config *config, |
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struct i2c_adapter *i2c); |
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extern struct i2c_adapter *s921_get_tuner_i2c_adapter(struct dvb_frontend *); |
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#else |
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static inline struct dvb_frontend *s921_attach( |
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const struct s921_config *config, 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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static struct i2c_adapter * |
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s921_get_tuner_i2c_adapter(struct dvb_frontend *fe) |
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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 |
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#endif /* S921_H */
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