1#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_IOPORT
54static long snd_legacy_find_free_ioport(long *port_table, long size)
55{
56	while (*port_table != -1) {
57		if (request_region(*port_table, size, "ALSA test")) {
58			release_region(*port_table, size);
59			return *port_table;
60		}
61		port_table++;
62	}
63	return -1;
64}
65#endif
66
67#ifdef SNDRV_LEGACY_FIND_FREE_IRQ
68#include <linux/interrupt.h>
69
70static irqreturn_t snd_legacy_empty_irq_handler(int irq, void *dev_id)
71{
72	return IRQ_HANDLED;
73}
74
75static int snd_legacy_find_free_irq(int *irq_table)
76{
77	while (*irq_table != -1) {
78		if (!request_irq(*irq_table, snd_legacy_empty_irq_handler,
79				 IRQF_PROBE_SHARED, "ALSA Test IRQ",
80				 (void *) irq_table)) {
81			free_irq(*irq_table, (void *) irq_table);
82			return *irq_table;
83		}
84		irq_table++;
85	}
86	return -1;
87}
88#endif
89
90#ifdef SNDRV_LEGACY_FIND_FREE_DMA
91static int snd_legacy_find_free_dma(int *dma_table)
92{
93	while (*dma_table != -1) {
94		if (!request_dma(*dma_table, "ALSA Test DMA")) {
95			free_dma(*dma_table);
96			return *dma_table;
97		}
98		dma_table++;
99	}
100	return -1;
101}
102#endif
103
104#endif /* __SOUND_INITVAL_H */
105