1 #ifndef __SOUND_TEA575X_TUNER_H
2 #define __SOUND_TEA575X_TUNER_H
5 * ALSA driver for TEA5757/5759 Philips AM/FM tuner chips
7 * Copyright (c) 2004 Jaroslav Kysela <perex@perex.cz>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <linux/videodev2.h>
26 #include <media/v4l2-dev.h>
27 #include <media/v4l2-ioctl.h>
31 struct snd_tea575x_ops
{
32 void (*write
)(struct snd_tea575x
*tea
, unsigned int val
);
33 unsigned int (*read
)(struct snd_tea575x
*tea
);
34 void (*mute
)(struct snd_tea575x
*tea
, unsigned int mute
);
38 struct snd_card
*card
;
39 struct video_device
*vd
; /* video device */
40 int dev_nr
; /* requested device number + 1 */
41 int tea5759
; /* 5759 chip is present */
42 int mute
; /* Device is muted? */
43 unsigned int freq_fixup
; /* crystal onboard */
44 unsigned int val
; /* hw value */
45 unsigned long freq
; /* frequency */
46 unsigned long in_use
; /* set if the device is in use */
47 struct snd_tea575x_ops
*ops
;
51 void snd_tea575x_init(struct snd_tea575x
*tea
);
52 void snd_tea575x_exit(struct snd_tea575x
*tea
);
54 #endif /* __SOUND_TEA575X_TUNER_H */
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