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1da177e4 LT |
1 | #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 | * | |
c1017a4c | 7 | * Copyright (c) 2004 Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
8 | * |
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 | * | |
7477ddaa | 23 | */ |
1da177e4 | 24 | |
9b76ede4 | 25 | #include <linux/videodev2.h> |
4522e825 | 26 | #include <media/v4l2-ctrls.h> |
7477ddaa | 27 | #include <media/v4l2-dev.h> |
d4ecc83b | 28 | #include <media/v4l2-device.h> |
1da177e4 | 29 | |
ea27316e OZ |
30 | #define TEA575X_FMIF 10700 |
31 | ||
14219d06 OZ |
32 | #define TEA575X_DATA (1 << 0) |
33 | #define TEA575X_CLK (1 << 1) | |
34 | #define TEA575X_WREN (1 << 2) | |
35 | #define TEA575X_MOST (1 << 3) | |
36 | ||
97f02e05 | 37 | struct snd_tea575x; |
1da177e4 LT |
38 | |
39 | struct snd_tea575x_ops { | |
14219d06 OZ |
40 | void (*set_pins)(struct snd_tea575x *tea, u8 pins); |
41 | u8 (*get_pins)(struct snd_tea575x *tea); | |
42 | void (*set_direction)(struct snd_tea575x *tea, bool output); | |
1da177e4 LT |
43 | }; |
44 | ||
45 | struct snd_tea575x { | |
d4ecc83b | 46 | struct v4l2_device *v4l2_dev; |
5daf53a6 | 47 | struct v4l2_file_operations fops; |
4522e825 | 48 | struct video_device vd; /* video device */ |
d4ecc83b | 49 | int radio_nr; /* radio_nr */ |
375d1358 | 50 | bool tea5759; /* 5759 chip is present */ |
d4ecc83b | 51 | bool cannot_read_data; /* Device cannot read the data pin */ |
375d1358 OZ |
52 | bool mute; /* Device is muted? */ |
53 | bool stereo; /* receiving stereo */ | |
54 | bool tuned; /* tuned to a station */ | |
1da177e4 | 55 | unsigned int val; /* hw value */ |
d4ecc83b | 56 | u32 freq; /* frequency */ |
6a529c1a | 57 | struct mutex mutex; |
1da177e4 LT |
58 | struct snd_tea575x_ops *ops; |
59 | void *private_data; | |
10ca7201 OZ |
60 | u8 card[32]; |
61 | u8 bus_info[32]; | |
4522e825 OZ |
62 | struct v4l2_ctrl_handler ctrl_handler; |
63 | int (*ext_init)(struct snd_tea575x *tea); | |
1da177e4 LT |
64 | }; |
65 | ||
5daf53a6 | 66 | int snd_tea575x_init(struct snd_tea575x *tea, struct module *owner); |
97f02e05 | 67 | void snd_tea575x_exit(struct snd_tea575x *tea); |
1da177e4 LT |
68 | |
69 | #endif /* __SOUND_TEA575X_TUNER_H */ |