blob: d2ea112fc20f0615a156c7a7c9909da6611ef786 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef __SOUND_TEA575X_TUNER_H
2#define __SOUND_TEA575X_TUNER_H
3
4/*
5 * ALSA driver for TEA5757/5759 Philips AM/FM tuner chips
6 *
Jaroslav Kyselac1017a42007-10-15 09:50:19 +02007 * Copyright (c) 2004 Jaroslav Kysela <perex@perex.cz>
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 *
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.
13 *
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.
18 *
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
22 *
Andrew Morton7477dda2006-06-21 01:29:38 -030023 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070024
Mauro Carvalho Chehab9b76ede2009-02-27 11:51:24 -030025#include <linux/videodev2.h>
Andrew Morton7477dda2006-06-21 01:29:38 -030026#include <media/v4l2-dev.h>
Mauro Carvalho Chehab9b76ede2009-02-27 11:51:24 -030027#include <media/v4l2-ioctl.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070028
Ondrej Zaryea273162011-05-12 22:17:56 +020029#define TEA575X_FMIF 10700
30
Ondrej Zary14219d02011-05-09 23:39:26 +020031#define TEA575X_DATA (1 << 0)
32#define TEA575X_CLK (1 << 1)
33#define TEA575X_WREN (1 << 2)
34#define TEA575X_MOST (1 << 3)
35
Takashi Iwai97f02e02005-11-17 14:17:19 +010036struct snd_tea575x;
Linus Torvalds1da177e2005-04-16 15:20:36 -070037
38struct snd_tea575x_ops {
Ondrej Zary14219d02011-05-09 23:39:26 +020039 void (*set_pins)(struct snd_tea575x *tea, u8 pins);
40 u8 (*get_pins)(struct snd_tea575x *tea);
41 void (*set_direction)(struct snd_tea575x *tea, bool output);
Linus Torvalds1da177e2005-04-16 15:20:36 -070042};
43
44struct snd_tea575x {
Mauro Carvalho Chehab9b76ede2009-02-27 11:51:24 -030045 struct video_device *vd; /* video device */
Ondrej Zary375d1352011-03-19 16:32:53 +010046 bool tea5759; /* 5759 chip is present */
47 bool mute; /* Device is muted? */
48 bool stereo; /* receiving stereo */
49 bool tuned; /* tuned to a station */
Linus Torvalds1da177e2005-04-16 15:20:36 -070050 unsigned int val; /* hw value */
51 unsigned long freq; /* frequency */
Hans Verkuil2f3d0022008-08-23 04:52:00 -030052 unsigned long in_use; /* set if the device is in use */
Linus Torvalds1da177e2005-04-16 15:20:36 -070053 struct snd_tea575x_ops *ops;
54 void *private_data;
Ondrej Zary10ca7202011-05-12 22:18:22 +020055 u8 card[32];
56 u8 bus_info[32];
Linus Torvalds1da177e2005-04-16 15:20:36 -070057};
58
Ondrej Zary14219d02011-05-09 23:39:26 +020059int snd_tea575x_init(struct snd_tea575x *tea);
Takashi Iwai97f02e02005-11-17 14:17:19 +010060void snd_tea575x_exit(struct snd_tea575x *tea);
Linus Torvalds1da177e2005-04-16 15:20:36 -070061
62#endif /* __SOUND_TEA575X_TUNER_H */