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This is improvement of the early support of the FM-only cards where the fm801 chip represents the PCI to tuner bridge. The tuner initialization isn't included the mute on as well as mute support via V4L request. Proposed patch should fix this at least for 64-PCR model. Signed-off-by: Andy Shevchenko <andy@smile.org.ua> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
#ifndef __SOUND_TEA575X_TUNER_H
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#define __SOUND_TEA575X_TUNER_H
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/*
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* ALSA driver for TEA5757/5759 Philips AM/FM tuner chips
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*
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* Copyright (c) 2004 Jaroslav Kysela <perex@perex.cz>
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*
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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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*
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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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*
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <linux/videodev.h>
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#include <media/v4l2-dev.h>
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struct snd_tea575x;
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struct snd_tea575x_ops {
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void (*write)(struct snd_tea575x *tea, unsigned int val);
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unsigned int (*read)(struct snd_tea575x *tea);
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void (*mute)(struct snd_tea575x *tea, unsigned int mute);
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};
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struct snd_tea575x {
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struct snd_card *card;
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struct video_device vd; /* video device */
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struct file_operations fops;
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int dev_nr; /* requested device number + 1 */
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int vd_registered; /* video device is registered */
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int tea5759; /* 5759 chip is present */
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unsigned int freq_fixup; /* crystal onboard */
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unsigned int val; /* hw value */
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unsigned long freq; /* frequency */
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struct snd_tea575x_ops *ops;
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void *private_data;
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};
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void snd_tea575x_init(struct snd_tea575x *tea);
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void snd_tea575x_exit(struct snd_tea575x *tea);
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#endif /* __SOUND_TEA575X_TUNER_H */
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