fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / sound / tea575x-tuner.h
blobe8eeb3a1ed291fd0aae971cf45d1ced075785bce
1 #ifndef __SOUND_TEA575X_TUNER_H
2 #define __SOUND_TEA575X_TUNER_H
4 /*
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/videodev.h>
26 #include <media/v4l2-dev.h>
28 struct snd_tea575x;
30 struct snd_tea575x_ops {
31 void (*write)(struct snd_tea575x *tea, unsigned int val);
32 unsigned int (*read)(struct snd_tea575x *tea);
35 struct snd_tea575x {
36 struct snd_card *card;
37 struct video_device vd; /* video device */
38 struct file_operations fops;
39 int dev_nr; /* requested device number + 1 */
40 int vd_registered; /* video device is registered */
41 int tea5759; /* 5759 chip is present */
42 unsigned int freq_fixup; /* crystal onboard */
43 unsigned int val; /* hw value */
44 unsigned long freq; /* frequency */
45 struct snd_tea575x_ops *ops;
46 void *private_data;
49 void snd_tea575x_init(struct snd_tea575x *tea);
50 void snd_tea575x_exit(struct snd_tea575x *tea);
52 #endif /* __SOUND_TEA575X_TUNER_H */