blob: fbbe836499251f29e1afad512ec3e7033d35cfec (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
*
* Copyright (c) 2011 Andrew Ryabinin
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include "audio.h"
#include "audiohw.h"
#include "system.h"
#include "pcm_sw_volume.h"
void audiohw_preinit(void) { }
void audiohw_postinit(void) { }
void audiohw_close(void) { }
void audiohw_set_frequency(int fsel)
{
(void)fsel;
}
#ifdef HAVE_SW_VOLUME_CONTROL
void audiohw_set_volume(int vol_l, int vol_r)
{
/* SW volume for <= 1.0 gain, HW at unity, <= DUMMY_VOLUME_MIN == MUTE */
int sw_volume_l = vol_l <= DUMMY_VOLUME_MIN ? PCM_MUTE_LEVEL : vol_l;
int sw_volume_r = vol_r <= DUMMY_VOLUME_MIN ? PCM_MUTE_LEVEL : vol_r;
pcm_set_master_volume(sw_volume_l, sw_volume_r);
}
#endif /* HAVE_SW_VOLUME_CONTROL */
|
