OpenCores
URL https://opencores.org/ocsvn/test_project/test_project/trunk

Subversion Repositories test_project

[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [sound/] [initval.h] - Blame information for rev 62

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 62 marcus.erl
#ifndef __SOUND_INITVAL_H
2
#define __SOUND_INITVAL_H
3
 
4
/*
5
 *  Init values for soundcard modules
6
 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
7
 *
8
 *   This program is free software; you can redistribute it and/or modify
9
 *   it under the terms of the GNU General Public License as published by
10
 *   the Free Software Foundation; either version 2 of the License, or
11
 *   (at your option) any later version.
12
 *
13
 *   This program is distributed in the hope that it will be useful,
14
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16
 *   GNU General Public License for more details.
17
 *
18
 *   You should have received a copy of the GNU General Public License
19
 *   along with this program; if not, write to the Free Software
20
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21
 *
22
 */
23
 
24
#define SNDRV_AUTO_PORT         1
25
#define SNDRV_AUTO_IRQ          0xffff
26
#define SNDRV_AUTO_DMA          0xffff
27
#define SNDRV_AUTO_DMA_SIZE     (0x7fffffff)
28
 
29
#define SNDRV_DEFAULT_IDX1      (-1)
30
#define SNDRV_DEFAULT_STR1      NULL
31
#define SNDRV_DEFAULT_ENABLE1   1
32
#define SNDRV_DEFAULT_PORT1     SNDRV_AUTO_PORT
33
#define SNDRV_DEFAULT_IRQ1      SNDRV_AUTO_IRQ
34
#define SNDRV_DEFAULT_DMA1      SNDRV_AUTO_DMA
35
#define SNDRV_DEFAULT_DMA_SIZE1 SNDRV_AUTO_DMA_SIZE
36
#define SNDRV_DEFAULT_PTR1      SNDRV_DEFAULT_STR1
37
 
38
#define SNDRV_DEFAULT_IDX       { [0 ... (SNDRV_CARDS-1)] = -1 }
39
#define SNDRV_DEFAULT_STR       { [0 ... (SNDRV_CARDS-1)] = NULL }
40
#define SNDRV_DEFAULT_ENABLE    { 1, [1 ... (SNDRV_CARDS-1)] = 0 }
41
#define SNDRV_DEFAULT_ENABLE_PNP { [0 ... (SNDRV_CARDS-1)] = 1 }
42
#ifdef CONFIG_PNP
43
#define SNDRV_DEFAULT_ENABLE_ISAPNP SNDRV_DEFAULT_ENABLE_PNP
44
#else
45
#define SNDRV_DEFAULT_ENABLE_ISAPNP SNDRV_DEFAULT_ENABLE
46
#endif
47
#define SNDRV_DEFAULT_PORT      { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_PORT }
48
#define SNDRV_DEFAULT_IRQ       { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_IRQ }
49
#define SNDRV_DEFAULT_DMA       { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_DMA }
50
#define SNDRV_DEFAULT_DMA_SIZE  { [0 ... (SNDRV_CARDS-1)] = SNDRV_AUTO_DMA_SIZE }
51
#define SNDRV_DEFAULT_PTR       SNDRV_DEFAULT_STR
52
 
53
#ifdef SNDRV_LEGACY_FIND_FREE_IRQ
54
#include <linux/interrupt.h>
55
 
56
static irqreturn_t snd_legacy_empty_irq_handler(int irq, void *dev_id)
57
{
58
        return IRQ_HANDLED;
59
}
60
 
61
static int snd_legacy_find_free_irq(int *irq_table)
62
{
63
        while (*irq_table != -1) {
64
                if (!request_irq(*irq_table, snd_legacy_empty_irq_handler,
65
                                 IRQF_DISABLED | IRQF_PROBE_SHARED, "ALSA Test IRQ",
66
                                 (void *) irq_table)) {
67
                        free_irq(*irq_table, (void *) irq_table);
68
                        return *irq_table;
69
                }
70
                irq_table++;
71
        }
72
        return -1;
73
}
74
#endif
75
 
76
#ifdef SNDRV_LEGACY_FIND_FREE_DMA
77
static int snd_legacy_find_free_dma(int *dma_table)
78
{
79
        while (*dma_table != -1) {
80
                if (!request_dma(*dma_table, "ALSA Test DMA")) {
81
                        free_dma(*dma_table);
82
                        return *dma_table;
83
                }
84
                dma_table++;
85
        }
86
        return -1;
87
}
88
#endif
89
 
90
#endif /* __SOUND_INITVAL_H */

powered by: WebSVN 2.1.0

© copyright 1999-2025 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.