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bd2b19a78c
Don't waste 128 bytes of memory for a name that might not actually need it. Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
/*
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tuner-driver.h - interface for different tuners
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Copyright (C) 1997 Markus Schroeder (schroedm@uni-duesseldorf.de)
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minor modifications by Ralph Metzler (rjkm@thp.uni-koeln.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 __TUNER_DRIVER_H__
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#define __TUNER_DRIVER_H__
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#include <linux/videodev2.h>
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#include <linux/i2c.h>
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#include "dvb_frontend.h"
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extern unsigned const int tuner_count;
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struct analog_demod_info {
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char *name;
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};
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struct analog_tuner_ops {
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struct analog_demod_info info;
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void (*set_params)(struct dvb_frontend *fe,
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struct analog_parameters *params);
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int (*has_signal)(struct dvb_frontend *fe);
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int (*is_stereo)(struct dvb_frontend *fe);
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int (*get_afc)(struct dvb_frontend *fe);
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void (*tuner_status)(struct dvb_frontend *fe);
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void (*standby)(struct dvb_frontend *fe);
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void (*release)(struct dvb_frontend *fe);
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int (*i2c_gate_ctrl)(struct dvb_frontend *fe, int enable);
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};
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struct tuner {
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/* device */
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struct i2c_client *i2c;
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struct list_head list; /* list of tuners */
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unsigned int type; /* chip type */
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unsigned int mode;
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unsigned int mode_mask; /* Combination of allowable modes */
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unsigned int tv_freq; /* keep track of the current settings */
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unsigned int radio_freq;
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unsigned int audmode;
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v4l2_std_id std;
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int using_v4l2;
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struct dvb_frontend fe;
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/* used by tda9887 */
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unsigned int tda9887_config;
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unsigned int config;
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int (*tuner_callback) (void *dev, int command,int arg);
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};
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#endif /* __TUNER_DRIVER_H__ */
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